CN207093694U - A kind of ball screw positioner - Google Patents
A kind of ball screw positioner Download PDFInfo
- Publication number
- CN207093694U CN207093694U CN201720836674.4U CN201720836674U CN207093694U CN 207093694 U CN207093694 U CN 207093694U CN 201720836674 U CN201720836674 U CN 201720836674U CN 207093694 U CN207093694 U CN 207093694U
- Authority
- CN
- China
- Prior art keywords
- screw mandrel
- sliding block
- semicircle retaining
- retaining ring
- ball screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of ball screw positioner, including bearing, sliding block, the bearing is provided with guide rail, the slide is slidably connected with guide rail, both sides on the bearing positioned at guide rail are provided with chute, the sliding block is connected with slide, montant is fixed with the sliding block, the end of the montant is fixed with cross bar, the end of the cross bar is fixed with semicircle retaining ring, the both ends of the semicircle retaining ring are provided with locking ear, described two semicircle retaining rings connect to form a locking annulus completed by locking ear, the inner side of the semicircle retaining ring is provided with cushion.The ball screw positioner, by promoting sliding block that two semicircle retaining rings are brought into close contact with screw mandrel, tightened up a screw locking by locking ear, screw mandrel can be avoided to be produced in motion and rocked, ensure the precision of screw mandrel；Semicircle retaining ring inner side set cushion, be both with screw mandrel it is soft contact, avoid wear screw mandrel, further through cushion absorb energy, avoid screw mandrel from shaking.
Description
Technical field
The utility model belongs to ball screw technical field, and in particular to a kind of ball screw positioner.
Background technology
Ball screw is that gyration is converted into linear motion, or transform linear motion is produced for the preferable of gyration
Product.Ball screw is made up of screw rod, nut and ball.Its function is that this is ball to move along a straight line by convert rotational motion
Bearing is exactly become sliding action by the further extension and development of screw, the significance of this development from scroll actions, by
In the frictional resistance with very little, ball screw is widely used in various industrial equipments and precision instrument.Existing ball wire
Bar generally comprises a screw shaft, the nut on screw shaft, ball and pressing plate, is provided between nut and screw shaft upper groove
Multiple balls being arranged in order.Existing ball screw move back and forth when have it is slight rock, ball screw backlass mistake
Greatly, precision is influenceed.
Utility model content
The purpose of this utility model is to provide a kind of ball screw positioner, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of ball screw positioner, including branch
Seat, slide, screw mandrel, sliding block, the bearing are provided with guide rail, and the slide is slidably connected with guide rail, and the screw mandrel passes across cunning
Fixing hole on seat, the left end of screw mandrel are inserted in the limited block circular hole on bearing, and the right-hand member of screw mandrel passes through shaft coupling and motor turns
Dynamic to connect, the both sides on the bearing positioned at guide rail are provided with chute, and the sliding block is connected with slide, fixed on the sliding block
There is montant, the end of the montant is fixed with cross bar, and the end of the cross bar is fixed with semicircle retaining ring, the semicircle lock
The both ends of tight ring are provided with locking ear.
Preferably, two semicircle retaining rings connect to form a locking annulus completed by locking ear.
Preferably, the inner side of the semicircle retaining ring is provided with cushion.
Preferably, the bottom surface of the chute be provided with it is some spacing hole is set at equal intervals, spacing hole is equipped with special spacing
Latch.
Technique effect of the present utility model and advantage：The ball screw positioner, by promoting sliding block two semicircles
Shape retaining ring is brought into close contact with screw mandrel, is tightened up a screw locking by locking ear, can so be avoided screw mandrel from being produced in motion and be rocked,
Ensure the precision of screw mandrel；Semicircle retaining ring inner side set cushion, be both with screw mandrel it is soft contact, avoid wear silk
Bar, energy is absorbed further through cushion, avoids screw mandrel from shaking.
Brief description of the drawings
Fig. 1 is top view of the present utility model；
Fig. 2 is Fig. 1 details A (positioner) enlarged drawing；
Fig. 3 is positioning device structure schematic diagram of the present utility model.
In figure：1 bearing, 2 guide rails, 3 screw mandrels, 4 slides, 5 shaft couplings, 6 motors, 7 sliding blocks, 8 montants, 9 semicircle lockings
Ring, 10 cross bars, 11 locking ears, 12 chutes, 13 spacing holes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model provides a kind of ball screw positioner as Figure 1-3, including bearing 1, slide 4, silk
Bar 3, sliding block 7, the bearing 1 are provided with guide rail 2, and the slide 4 is slidably connected with guide rail 2, and the screw mandrel 3 passes across slide 4
On fixing hole, screw mandrel 3 left end insertion bearing 1 on limited block circular hole in, the right-hand member of screw mandrel 3 passes through shaft coupling 5 and motor 6
It is rotatablely connected, the both sides on the bearing 1 positioned at guide rail 2 are provided with chute 12, and the sliding block 7 is slidably connected with chute 12, described
Montant 8 is fixed with sliding block 7, the end of the montant 8 is fixed with cross bar 10, and the end of the cross bar 10 is fixed with semicircle
Retaining ring 9, the both ends of the semicircle retaining ring 9 are provided with locking ear 11.
Further, two semicircle retaining rings 9 form the locking annulus of a completion by locking the connection of ear 11.
Further, the inner side of the semicircle retaining ring 9 is provided with cushion.
Further, the bottom surface of the chute 12 is provided with some setting spacing holes 13 at equal intervals, and spacing hole 13 is equipped with special
Limit bolt.
A kind of ball screw positioner provided by the utility model, by promoting sliding block 7 two semicircle retaining rings 9
It is brought into close contact with screw mandrel 3, is tightened up a screw locking by locking ear 11, can so avoids screw mandrel from being produced in motion and rock, ensure
The precision of screw mandrel 3；Semicircle retaining ring 9 inner side set cushion, be both with screw mandrel 3 it is soft contact, avoid wear screw mandrel
3, energy is absorbed further through cushion, avoids screw mandrel from shaking.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc.,
It should be included within the scope of protection of the utility model.
Claims (4)
1. a kind of ball screw positioner, including bearing (1), slide (4), screw mandrel (3), sliding block (7), it is characterised in that：Institute
State bearing (1) and be provided with guide rail (2), the slide (4) is slidably connected with guide rail (2), and the screw mandrel (3) passes across slide (4)
On fixing hole, in the limited block circular hole in left end insertion bearing (1) of screw mandrel (3), the right-hand member of screw mandrel (3) passes through shaft coupling
(5) be rotatablely connected with motor (6), be provided with chute (12) positioned at the both sides of guide rail (2) on the bearing (1), the sliding block (7) and
Chute (12) is slidably connected, and montant (8) is fixed with the sliding block (7), and the end of the montant (8) is fixed with cross bar (10),
The end of the cross bar (10) is fixed with semicircle retaining ring (9), and the both ends of the semicircle retaining ring (9) are provided with locking ear
(11)。
A kind of 2. ball screw positioner according to claim 1, it is characterised in that：Two semicircle retaining rings
(9) the locking annulus of a completion is formed by locking ear (11) connection.
A kind of 3. ball screw positioner according to claim 1, it is characterised in that：The semicircle retaining ring (9)
Inner side be provided with cushion.
A kind of 4. ball screw positioner according to claim 1, it is characterised in that：The bottom surface of the chute (12) is set
There are some setting spacing holes (13) at equal intervals, spacing hole (13) is equipped with special limit bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836674.4U CN207093694U (en) | 2017-07-11 | 2017-07-11 | A kind of ball screw positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836674.4U CN207093694U (en) | 2017-07-11 | 2017-07-11 | A kind of ball screw positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093694U true CN207093694U (en) | 2018-03-13 |
Family
ID=61556010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720836674.4U Expired - Fee Related CN207093694U (en) | 2017-07-11 | 2017-07-11 | A kind of ball screw positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207093694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136886A (en) * | 2021-11-29 | 2022-03-04 | 山东仕达思医疗科技有限公司 | Slide sample analysis system |
-
2017
- 2017-07-11 CN CN201720836674.4U patent/CN207093694U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136886A (en) * | 2021-11-29 | 2022-03-04 | 山东仕达思医疗科技有限公司 | Slide sample analysis system |
| CN114136886B (en) * | 2021-11-29 | 2024-03-05 | 山东仕达思生物产业有限公司 | Slide sample analysis system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20190711 |