Solution Description
Ball Screw Series
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Goods We Source:
Model
THK: SHS, SSR, SHW, SRS, SCR, EPF, HSR, SR, HRW, HR, GSR/GSR-R, GSR Sequence
HIWIN: HG, WE, RG, MGN, QH, QE, PG, CG Collection
CPC: MR, ST Collection
CSK: LMG, Stop-M, CSÂ Series
PMI: HG, EG, MGN/MGW Series
TBR: TM, TR Collection
TBI, REXROTH, IKO, SBR, and so forth
HIWIN:
HGH15CAÂ HGW15CAÂ Â Â HGL15CAÂ Â EGH15SAÂ EGW15SAÂ Â Â CGH15CAÂ Â Â CGW15CAÂ Â MGN5CÂ Â Â MGW5C
HGH20CAÂ HGW20CAÂ Â Â HGL25CAÂ Â EGH15CAÂ EGW15CAÂ Â CGH15HAÂ Â Â Â CGW15HAÂ Â Â MGN7CÂ Â Â MGW7C
HGH20HAÂ HGW20HAÂ Â Â Â HGL25HAÂ Â Â EGH20SAÂ EGW20SAÂ Â CGH20CAÂ Â Â CGW20CAÂ Â MGN7HÂ Â Â MGW7H
HGH25CAÂ HGW25CAÂ Â Â HGL30CAÂ Â Â EGH20CAÂ EGW20CAÂ Â CGH20HAÂ Â Â CGW20HAÂ Â MGN9CÂ Â Â MGW9C
HGH25HAÂ HGW25HAÂ Â Â HGL30HAÂ Â Â EGH25SAÂ Â EGW25SAÂ Â CGH25CAÂ Â Â CGW25CAÂ MGN9HÂ Â Â MGW9H
HGH30CAÂ HGW30CAÂ Â HGL35CAÂ Â Â EGH25CA EGW25CAÂ Â CGH25HAÂ Â Â CGW25HAÂ Â MGN12CÂ MGW12C
HGH30HAÂ HGW30HAÂ Â HGL35HAÂ Â Â EGH30SAÂ Â EGW30SAÂ Â Â CGH30CAÂ Â CGW30CAÂ MGN12HÂ MGW12H
HGH35CA HGW35CAÂ Â Â HGL45CAÂ Â EGH30CAÂ Â EGW30CAÂ Â CGH30HAÂ Â Â CGW30HAÂ Â MGN15CÂ MGW15C
HGH35HAÂ HGW35HAÂ Â Â HGL45HAÂ Â Â EGH35SAÂ Â EGW35SAÂ Â CGH35CAÂ Â Â CGW35CAÂ Â MGN15HÂ MGW15H
HGH45CAÂ HGW45CAÂ Â HGL55CAÂ Â EGH35CAÂ Â EGW35CAÂ Â CGH35HAÂ Â Â CGW35HAÂ Â HGH45HAÂ HGW45HAÂ Â HGL55HA CGH45CAÂ Â Â CGW45CAÂ Â Â HGH55CAÂ HGW55CAÂ CGH45HAÂ Â Â CGW45HAÂ Â Â HGH55HAÂ HGW55HA
HGH65CAÂ HGW65CAÂ Â Â HGH65HAÂ HGW65HA
THK:
SNR25RÂ Â Â Â Â Â SNR25CÂ Â Â Â Â Â Â SHW17CAÂ Â HSR20CAÂ Â GSR15TÂ Â Â Â Â Â Â Â Â Â SRS9WMÂ Â Â Â Â Â RSR15
SNR25LRÂ Â Â SNR25LCÂ Â Â Â SHW27CAÂ Â HSR20AÂ Â Â Â Â GSR15TUUÂ Â Â Â Â Â Â SRS12Â Â Â Â Â Â Â Â Â Â RSR15ZM
SNR35RÂ Â Â Â Â Â SNR35CÂ Â Â Â Â Â SHW21CRÂ Â HSR25AÂ Â Â Â Â SRS9XMÂ Â Â Â Â Â Â Â Â Â RSR15WVÂ Â Â Â SRS5M
SNR35LRÂ Â Â Â SNR35LCÂ Â Â SHW12CRÂ Â HSR15CAÂ Â Â SRS15XMÂ Â Â Â Â Â Â RSR15ZMÂ Â Â Â Â SRS7M
SNR45RÂ Â Â Â Â Â SNR45CÂ Â Â Â Â HSR25CAÂ Â SRS12MÂ Â Â Â Â RSR12VMÂ Â Â Â Â Â Â SNR45LRÂ Â Â Â Â Â SNR45LCÂ Â Â
SNR55LRÂ Â Â Â SNR55LCÂ Â HSR55RÂ Â Â Â Â SRS9KMÂ Â Â Â Â HSR45AÂ Â Â Â Â Â Â Â Â SRS15MÂ Â Â Â Â Â Â HSR65HAÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â SSR20XVÂ Â Â SHS15CÂ Â Â Â Â Â Â HR1530UUÂ Â Â Â SRG55LCÂ Â Â Â HRW21CRÂ Â Â Â NR45RÂ Â Â Â Â Â Â Â Â Â Â Â SVR45CÂ Â
SR15WÂ Â Â Â Â SSR25XVÂ Â Â Â Â SHS25CÂ Â Â HR4085TUUÂ Â SRG45LRÂ Â Â Â Â Â Â Â HRW21CAÂ Â Â NR45LR
SHS35CÂ Â Â Â HR3575TUUÂ SRG20LVÂ Â Â Â Â HRW17CAÂ Â Â Â NR65RÂ Â Â Â Â Â Â Â Â SNS35R
PMI:
MSA15AÂ Â Â Â Â Â Â Â Â Â MSA15EÂ Â Â Â Â Â Â Â MSA15SÂ Â Â Â Â Â MSB15TÂ Â Â Â Â Â Â Â MSB15TSÂ Â Â Â Â Â Â MSR25EÂ Â Â Â Â Â MSR25S
MSA20AÂ Â Â Â Â Â Â Â Â Â MSA20EÂ Â Â Â Â Â Â MSA20SÂ Â Â Â Â Â Â Â MSB15EÂ Â Â Â Â Â Â Â Â Â Â MSB15SÂ Â Â Â Â Â Â Â Â Â MSR25LEÂ Â Â Â MSR25LS
MSA20LAÂ Â Â Â Â Â Â MSA20LEÂ Â Â Â Â MSA20LSÂ Â Â Â Â MSB20TEÂ Â Â Â Â Â Â Â MSB20TSÂ Â Â Â Â Â Â MSR30EÂ Â Â Â Â MSR30S
MSA25AÂ Â Â Â Â Â Â Â Â Â MSA25EÂ Â Â Â Â Â MSA25SÂ Â Â Â Â Â Â Â Â MSB20EÂ Â Â Â Â Â Â Â Â Â Â MSB20SÂ Â Â Â Â Â Â Â Â Â MSR30LEÂ Â Â Â MSR30LS
MSA25LAÂ Â Â Â Â Â Â MSA25LEÂ Â Â Â MSA25LSÂ Â Â Â Â Â MSB25TEÂ Â Â Â Â Â Â Â MSB25TSÂ Â Â Â Â Â Â MSR35EÂ Â Â Â Â Â Â MSR35S
MSA30AÂ Â Â Â Â Â Â MSA30EÂ Â Â Â Â Â Â MSA30SÂ Â Â Â Â Â Â Â Â MSB25EÂ Â Â Â Â Â Â Â MSB25SÂ Â Â Â Â Â Â Â Â Â MSR35LEÂ Â Â Â MSR35LS
MSA30LAÂ Â Â Â Â MSA30LEÂ Â Â Â MSA30LSÂ Â Â Â Â Â MSB30TEÂ Â Â Â Â Â Â Â MSB30TSÂ Â Â Â Â Â Â MSR45EÂ Â Â Â Â MSR45S
MSA35AÂ Â Â Â Â Â Â MSA35EÂ Â Â Â Â Â Â MSA35SÂ Â Â Â Â Â Â MSB30EÂ Â Â Â Â Â Â Â Â Â Â Â MSB30SÂ Â Â Â Â Â Â Â Â Â MSR45LEÂ Â Â Â Â MSR45LS
MSA35LAÂ Â Â Â Â MSA35LEÂ Â Â Â MSA35LSÂ Â Â Â MSB35TEÂ Â Â Â Â Â Â Â MSB35TSÂ Â Â Â Â MSR55EÂ Â Â Â Â Â Â Â MSR55S
MSA45AÂ Â Â Â Â Â Â Â Â MSA45EÂ Â Â Â Â Â Â MSA45SÂ Â Â Â Â Â Â Â MSB35EÂ Â Â Â Â Â Â Â Â Â Â MSB35SÂ Â Â Â Â Â Â MSR55LEÂ Â Â Â MSR55LS
MSA45LAÂ Â Â Â Â Â MSA45LEÂ Â Â Â MSA45LSÂ Â Â Â MSB35LEÂ Â Â Â Â Â Â Â MSB35LSÂ Â Â Â Â Â MSR65LEÂ Â Â Â Â MSR65LS
MSC7MÂ Â Â Â Â Â MSD7MÂ Â Â Â Â Â SME15EAÂ Â Â Â Â Â Â Â Â Â Â Â SME15EBÂ Â Â Â Â Â Â SME15SAÂ Â Â Â Â Â Â Â Â Â SME15SBÂ Â Â Â Â Â Â Â SMR25EÂ Â Â Â Â Â Â Â SMR25S
MSC7LMÂ Â Â Â Â MSD7LMÂ Â Â Â Â Â SME15LEAÂ Â Â Â Â Â Â Â SME15LEBÂ Â Â Â Â SME15LSAÂ Â Â Â Â Â Â SME15LSBÂ Â Â Â SMR25LEÂ Â Â Â Â Â SMR25LS
MSC9MÂ Â Â Â Â Â MSD9MÂ Â Â Â Â Â SME20EAÂ Â Â Â Â Â Â Â Â Â Â SME20EBÂ Â Â Â Â Â Â Â SME20SAÂ Â Â Â Â Â Â Â Â Â SME20SBÂ Â Â Â Â Â Â Â SMR30EÂ Â Â Â Â Â Â Â SMR30S
MSC9LMÂ Â Â Â MSD9LMÂ Â Â Â Â Â SME20LEAÂ Â Â Â Â Â Â Â SME20LEBÂ Â Â Â Â Â SME20LSAÂ Â Â Â Â Â Â SME20LSBÂ Â Â Â Â SMR30LEÂ Â Â Â Â SMR30LS
MSC12MÂ Â Â Â Â MSD12MÂ Â Â Â Â Â SME25EAÂ Â Â Â Â Â Â Â SME25EBÂ Â Â Â Â Â Â Â SME25SAÂ Â Â Â Â Â Â Â Â Â Â SME25SBÂ Â Â Â Â Â Â SMR35EÂ Â Â Â Â Â Â Â SMR35S
MSC12LMÂ Â MSD12LMÂ Â Â SME25LEAÂ Â Â Â Â Â Â Â SME25LEBÂ Â Â Â Â SME25LSAÂ Â Â Â Â Â Â Â SME25LSBÂ Â Â Â Â SMR35LEÂ Â Â Â SMR35LS
Domestic Alternative
Software
FLOWTECHÂ Machinary & Engineering
HangZhou FlowTech Machinary & Engineering Co., Ltd. as the agent of the manufacturer mechanical CZPT rail. With the accrued information and professional skills in excess of the several years, will give customers with a range of manufacturers and versions to pick, experiencing the future improvement.
Firm's main Japan THK, ZheJiang CPC, CSK, PMI, HIWIN, TBI, Inquire, and domestic makes of linear guide, rolling guidebook, miniature CZPT rail and other rail products, appropriate for grinding machine, lathe, drilling device, built-in equipment, wire cutting device, precision measuring instrument industry automation equipment, packaging devices, digital gear, semiconductor machinery, semiconductor gear, and other fields.
Adhering to the "integrity-based mostly" enterprise philosophy, we will give complete play to the knowledge and experience we have, to provide the ideal quality service for the vast majority of users.
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· Factory outlet, substantial top quality, cheap and cheerful!
· Unique CZPT line, low shipping and delivery expense.
· DDP price tag for some nations, includes all value, delivery door to door!
Often with entire enthusiasm. honest cooperation perspective and CZPT company philosophy, we warmly welcome your inquiry!
Specifying a Ball Screw
When you need to have a high-good quality ball screw, it is important to decide on one particular with the correct dimensions and specs. When you are hunting for the best item, you ought to take into account features such as preloading, surface end, and inside return technique. You can learn more about these functions in this write-up. If you happen to be not sure which kind of ball screw to choose, get in touch with a trustworthy supplier for more assistance. To find the ideal merchandise for your needs, click right here!
Brinelling
When specifying a Brinelling ball screw, it is essential to know how a lot axial load it can properly bear. The static load capacity, which is presented in the catalogue, applies only to pure axial loading, and any radial load that is smaller than 5% of the axial load won't pose a dilemma. For much more info, make contact with a CZPT engineer. Brinelling ball screw service life calculation must be carried out making use of the following knowledge:
Preload: The amount of load a ball screw can deal with in the course of a single revolution. Preload is the load used just before the ball screw starts relocating, and the load is generally amongst five and 10 percent of the dynamic capacity. Nonetheless, a ball screw that is matter to vibration will experience greater preload, requiring far more recurrent lubrication. The ensuing mechanical anxiety could trigger the ball screw to buckle, or trigger the nut to re-flow into the balls.
Crucial ball velocity: The greatest velocity at which the ball can transfer by way of the ball nut is known as the crucial ball velocity. In contrast, operating the ball screw at its vital shaft speed can lead to abnormal vibrations, leading to untimely failure of the conclude help bearings and brinelling of the ball monitor. Thus, it is recommended to function a ball screw at a reduced pace than the critical ball velocity to avert brinelling and plastic deformation of the balls.
Untrue brinelling: Fake brinelling is a form of Fretting. Untrue brinelling takes place when the bearings are not rotating. The motion will end result in depressions or put on marks in the bearing raceway. This will result in sound, use, and eventual fatigue. If these problems persist, a newer ball screw ought to be utilised to take a look at the technique. The device must be run for a number of several hours and analyzed ahead of replacing the bearing.
Preloading
The process of preloading ball screws minimizes backlash by making use of force to the threads in the opposite path of the screw's course of rotation. It helps prevent any motion of the screw relative to the nut. Different methods are utilised for preloading. A common one is to use outsized balls inside of the ball nut. A double nut technique could also be utilized. Equally methods are equally successful. Irrespective of the approach utilised, the finish consequence is the identical - nominal backlash and increased efficiency.
In the conventional method of preloading ball screws, the motors operate simultaneously in opposite instructions, triggering them to have a relative motion of roughly equivalent magnitudes. This lowers the frictional resistance of the technique, resulting in speedy traverse. The technique is ready to run with small backlash during 110 inches of travel, minimizing the heat created by the generate nuts and the difficulties associated with ball screw heating. Moreover, this technique can be utilized in a vast range of programs.
One more approach of preloading ball screws is recognized as the ball-decide on approach. This approach involves the use of more than-sized balls that drive the balls into more contacts with the screw and nut than a normal ball screw. The gain of this approach is that it minimizes backlash simply because the balls are not machined to high tolerances. The disadvantage of this technique is that the ball screw will value much more to manufacture than a common ball screw and nut.
A standard layout contains a mechanical system that uses a sequence of balls to rotate a shaft. The dilemma of backlash is exacerbated by the mass of the shaft. The mechanical program is much more sophisticated than necessary and often requires a good deal of effort. The present invention eradicates these difficulties by supplying an enhanced technique and apparatus for driving ball screws. This approach offers a far more successful preload force that is dynamically adjustable even though the system is working. The technique can also increase friction and put on.
Internal return system
There are two distinct varieties of ball screws. The 1st type is external and the 2nd is interior. The exterior variety uses return tubes that protrude from the ball nut and increase over and around the outdoors of the screw. The interior variety makes use of a one tube that spans the ball monitor, although the a lot more common layout makes use of several tubes spanning 1.5 to 3.5 ball tracks. The inner program includes a one return tube and a number of pickup fingers that guide the balls into the tubes.
The external return tube design and style is an less difficult, much less costly selection. The external ball return method has restricted space but can manage a extensive range of shaft diameters and qualified prospects. However, its bodily measurement can make it incompatible with a lot of higher-velocity purposes. As a result, cautious consideration need to be given to the mounting alternatives. Interior ball return techniques are ideal suited for small prospects and ball sizes. Individuals that want a high speed will most likely reward from the exterior ball return system.
Inner ball screw engineering has also stored rate with the requires of linear drive programs. Ball screw technological innovation is now far more sturdy than ever. Strong inner ball return systems circulate ball bearings by way of a solid pickup pin. These deflectors support the balls return to the screw in the right location. They are critical parts in pc-managed movement manage systems and wire bonding. If you're interested in the latest advances in linear screw engineering, contact us right now.
Ball screws are excellent to guide screws in a lot of techniques. Ball screws are much more effective than lead screws, converting ninety% of rotational motion into linear movement. As a end result, they are much more high-priced than guide screws and acme screws. They also provide a smoother movement above the whole vacation variety. Additionally, they need significantly less electrical power for the exact same performance. It's no question that the ball screw is so common in several diverse purposes.
Floor finish
The surface end of a ball screw is a single of the important variables in figuring out the functionality of the technique. A ball screw with a excellent floor finish has excellent functionality in rolling resistance, backlash, and wear characteristics. Nevertheless, it is critical to boost the surface area end of a ball screw to attain precision motion, minimal put on, and minimal sound. To achieve this, specific wire brushes will be employed to polish precision-floor shafts.
For a ball screw to carry out effectively, it have to be challenging, have a easy floor, and keep lubricant. The floor complete of a ball screw ought to be clean, totally free of cracks, and retain the lubricant effectively. Cracks and annealing are each unwanted for the duration of the producing process, so a top quality equipment need to be used for its floor end. During the creation method, a CBN slicing insert with full spherical or gothic arch profile can be utilized to attain a higher-high quality surface area end.
Another finishing operation used in the manufacture of ball screws is lapping. Lapping enhances area top quality and vacation variation. It entails complex relative actions of abrasive particulates with the workpiece. This gets rid of a slender layer of substance from the workpiece, enhancing its surface area top quality and dimensional accuracy. The lapping method can be carried out underneath minimal-stress problems. It also enhances the friction torque and lubrication.
In lapping experiments, friction torque has the biggest influence on vacation variation and floor roughness. A friction torque of about one N x m is the best possible. In addition, rotational speed has only a minimal effect. The very best combination of these parameters is 1-1.5 N x m and thirty rpm. The least floor complete of a ball screw is about 800 mesh. The smallest variation in travel is noticed at about half-way via the vacation.
Lubrication
Suitable lubrication of ball screw assemblies is crucial to sustain optimum functionality and daily life. Ball screw assemblies should be lubricated with grease, which is introduced right into the ball nut. The lubrication port can be situated at various locations on the solution, which includes on the flange or in the exterior threads of the ball nut. Some ball nuts also characteristic a zerk fitting for simpler lubrication.
The lubrication of ball screws is essential in the case of working situations over 100oC. The minimal load for a ball screw is generally understood with a preload force. The lubricant is conveyed by means of the slim lubrication hole owing to the relative motion of the two surfaces. The improved viscosity of the lubricant permits separation of the make contact with surfaces. To avoid above-lubrication, it is essential to check out the lubricant stage often.
The oil used in lubrication of ball screw assemblies can be both mineral or synthetic. The oil is composed of mineral or artificial oil, additives, and a thickening agent, such as lithium or bentonite. Other thickening brokers consist of lithium, barium complexes, or aluminum. The lubricant grade NLGI is a widely utilized classification for lubricating greases. It is not adequate to choose a particular variety of lubricant for a specific application, but it offers a qualitative evaluate.
Even with becoming vital to the overall performance of a ball screw, lubrication is also vital to its lifespan. Distinct types of lubricant offer you corrosion safety. Just before utilizing a lubricant, make sure to completely clear and dry the ball screw. If there is any buildup of grime, it may harm the screw. To prevent this from taking place, you can use a solvent or lint-cost-free fabric. Lubrication of ball screw assemblies can tremendously lengthen the daily life of the assembly.
