CN205981155U - Coordinate measuring machine's crossbeam polished rod tendency drive mechanism - Google Patents
Coordinate measuring machine's crossbeam polished rod tendency drive mechanism Download PDFInfo
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- CN205981155U CN205981155U CN201620801883.0U CN201620801883U CN205981155U CN 205981155 U CN205981155 U CN 205981155U CN 201620801883 U CN201620801883 U CN 201620801883U CN 205981155 U CN205981155 U CN 205981155U
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- polished rod
- crossbeam
- measuring machine
- coordinate measuring
- bracket
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Abstract
The utility model relates to a coordinate measurement technical field discloses a coordinate measuring machine's crossbeam polished rod tendency drive mechanism, including transmission shaft, direct current motor, polished rod tendency drive subassembly, bracket and crossbeam, the transmission shaft articulates on the crossbeam, the bracket also sets up on the crossbeam, both sliding fit, polished rod tendency drive unit mount is on the bracket to with transmission shaft friction fit, direct current motor installs on the bracket to give polished rod tendency drive subassembly with the power transmission, thereby it does sharp back and forth movement to drive the bracket. The utility model discloses in through polished rod tendency drive subassembly and transmission shaft friction fit to give polished rod tendency drive subassembly with the power transmission through direct current motor, its transmission is steady, reliable, and overall structure is simple, easily realize, and can effectively guarantee coordinate measuring machine's stability and measurement accuracy.
Description
Technical field
This utility model is related to coordinate measuring technology field, in particular, particularly to a kind of horizontal stroke of coordinate measuring machine
Beam polished rod friction drive mechanism.
Background technology
There is following defect in the crossbeam polished rod friction drive mechanism on existing coordinate measuring machine：One be polished rod friction transmission according to
The kind of drive that frictionally is carried out, after long-term transmission, friction mandrel abrasion leads to the reliability being driven to reduce；Two is polished rod and rub
Wipe axle easily to occur skidding, particularly direct current generator starts moment, the stability of both defective effect coordinate measuring machines and survey
Accuracy of measurement.
Content of the invention
The purpose of this utility model is the technical problem existing for prior art, provides a kind of horizontal stroke of coordinate measuring machine
Beam polished rod friction drive mechanism, its stable drive, reliability, and stability and the certainty of measurement of coordinate measuring machine can be effectively ensured.
In order to solve posed problems above, the technical solution adopted in the utility model is：
A kind of crossbeam polished rod friction drive mechanism of coordinate measuring machine, including power transmission shaft, direct current generator, polished rod friction transmission
Assembly, bracket and crossbeam；
Described power transmission shaft is hinged on crossbeam, and described bracket is also disposed on crossbeam, and both are slidably matched；Described polished rod rubs
Wipe transmission component to be arranged on bracket, and coordinate with transmission shaft friction；Described direct current generator is arranged on bracket, and power is passed
Pass polished rod friction transmission component；Described bracket realizes straight line in the presence of polished rod friction transmission component and transmission shaft friction power
Back and forth movement.
Belt tension block is also equipped with described motor mounting plate, for tensioning is carried out to flat belt.
Tensioning fixed block is also equipped with described bracket, adjusting screw be arranged on tensioning fixed block and with belt tension block
Connect.
Described polished rod friction transmission component includes big belt wheel, mounting seat, tensioning axle bed, compression bearing, compression axis and friction
Axle, wherein mounting seat are arranged on bracket, and tensioning axle bed is arranged in mounting seat；Friction mandrel is arranged in mounting seat, big belt wheel
It is sleeved on friction mandrel；Compression axis is arranged on tensioning axle bed, and compression bearing is arranged on compression axis；Described friction mandrel and compression
Bearing is located at power transmission shaft both sides, and coordinates with transmission shaft friction respectively.
Described friction mandrel is made up of brake pad and transmission support bar interference fit, and described brake pad is machined with and power transmission shaft
The V-shaped groove of cooperation.
It is arranged on tensioning axle bed by housing screw using butterfly spring, for power transmission shaft is elastic by compressing bearing
It is pressed on the V-shaped groove of friction mandrel.
Described brake pad adopts tin bronze material, and transmission support bar adopts 40Cr material.
On described brake pad, the angle of V-shaped groove is 120 °.
Described tensioning axle bed can carry out 360 ° of rotations around the central shaft of mounting seat；Oscillating bearing is passed through in one end of power transmission shaft
It is hinged on crossbeam, other end free floating.
The installing hole that described mounting seat is arranged on bracket is mounting hole.
Compared with prior art, the beneficial effects of the utility model are：
(1) pass through polished rod friction transmission component in this utility model to coordinate with transmission shaft friction, and will by direct current generator
Power passes to polished rod friction transmission component, its stable drive, reliability, and overall structure is simple, be easily achieved, and can be effectively ensured
The stability of coordinate measuring machine and certainty of measurement.
(2) in this utility model, one end of power transmission shaft is hingedly fixed on crossbeam by oscillating bearing, and the other end freely floats
Dynamic, simultaneously the tensioning axle bed in polished rod friction drive disk assembly can 360 ° of rotations, power transmission shaft in transmission process can be effectively eliminated
Deflection deformation affects on the precision of coordinate measuring machine.
(3) in polished rod friction transmission component of the present utility model, multigroup butterfly spring is compressed by housing screw, force and open
Mandrel seat one end is deformed so that compression bearing by power transmission shaft elastic compression the compression regulation side on friction mandrel V-shaped groove
Formula, effectively avoids and occurs between power transmission shaft and friction mandrel skidding, butterfly spring also can automatically adjust because of V on friction mandrel simultaneously
The abrasion of shape groove and the elastic force that loses it is ensured that the normal operation of polished rod friction drive mechanism, thus ensure that coordinate measuring machine
Certainty of measurement.
(4) friction mandrel in this utility model is made up of brake pad and transmission support bar interference fit, on described brake pad
It is machined with V-shaped groove, brake pad adopts wear-resisting tin bronze material, can effectively solve the mill of the long-term frictional drive of friction mandrel
Damage problem is it is ensured that the stability of coordinate measuring machine.
Brief description
Fig. 1 is the structural representation of the crossbeam polished rod friction drive mechanism of this utility model coordinate measuring machine.
Fig. 2 is the structural representation of this utility model polished rod friction transmission component.
Fig. 3 is the structural representation of this utility model friction mandrel.
Description of reference numerals：1- oscillating bearing, 2- power transmission shaft, 3- direct current generator, 4- motor mounting plate, 5- polished rod friction pass
Dynamic assembly, 6- bracket, 7- flat belt, 8- belt tension block, 9- tensioning fixed block, 10- adjusting screw, 11- crossbeam, the big band of 51-
Wheel, 52- mounting seat, 53- tensioning axle bed, 54- butterfly spring, 55- housing screw, 56- compression bearing, 57- compression axis, 58- rub
Wipe axle, 71- brake pad, 72- transmission support bar
Specific embodiment
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is more fully retouched
State.Preferred embodiment of the present utility model is given in accompanying drawing.But, this utility model can come real in many different forms
Existing however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments to be to make to public affairs of the present utility model
The understanding opening content is more thoroughly comprehensive.
Unless otherwise defined, all of technology used herein and scientific terminology are led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.In term used in the description of the present utility model it is simply herein
The purpose of description specific embodiment is it is not intended that in limiting this utility model.
Refering to shown in Fig. 1, a kind of crossbeam polished rod friction drive mechanism of coordinate measuring machine that this utility model provides, including
Power transmission shaft 2, direct current generator 3, motor mounting plate 4, polished rod friction transmission component 5, bracket 6, flat belt 7 and crossbeam 11.
Described power transmission shaft 2 is hinged on crossbeam 11, and described bracket 6 is also disposed on crossbeam 11, and both are slidably matched.This reality
Apply in example, described bracket 6 and crossbeam 11 are slidably matched by air supporting block.Described polished rod friction transmission component 5 is fixed by screw
On bracket 6, and with power transmission shaft 2 frictional fit.Install for convenience, direct current generator 3 is fixed on bracket by motor mounting plate 4
On 6, and impart power to polished rod friction transmission component 5, thus driving bracket 6 to do straight line back and forth movement.In the present embodiment, institute
State direct current generator 3 and polished rod friction transmission component 5 is imparted power to by belt and belt wheel, that is, flat belt 7 is connected to unidirectional current
Between machine 3 and polished rod friction transmission component 5.
Install for convenience in the present embodiment, be fixed by screws on crossbeam 11 using oscillating bearing 1, power transmission shaft 2
One end is threadedly attached on oscillating bearing 1, other end free floating, and that is, power transmission shaft 2 is hingedly fixed in by oscillating bearing 1
On crossbeam 11, effectively eliminating power transmission shaft 2 deflection deformation in transmission process affects on the precision of coordinate measuring machine.
In above-mentioned, described motor mounting plate 4 is also equipped with belt tension block 8, for tensioning is carried out to flat belt 7.
In above-mentioned, described bracket 6 is provided with tensioning fixed block 9 also by screw, adjusting screw 10 is screwed in tensioning and fixes
It is connected on block 9 and with belt tension block 8.By the adjusting screw 10 on tensioning fixed block 9, being capable of adjusting belt tension block 8 left side
Move right, that is, the direct current generator 3 on drive motor installing plate 4 moves left and right, thus tensioning is carried out to flat belt 7.
As shown in Figure 2, described polished rod friction transmission component 5 includes big belt wheel 51, mounting seat 52, tensioning axle bed 53, butterfly
Shape spring 54, housing screw 55, compression bearing 56, compression axis 57 and friction mandrel 58, wherein polished rod friction transmission component 5 passes through peace
Dress seat 52 is arranged on bracket 6, and tensioning axle bed 53 is arranged in mounting seat 5 by circlip.Friction mandrel 58 is kept off by elasticity
Circle is arranged in mounting seat 52, and big belt wheel 51 passes through expansion sleeve close-fitting on friction mandrel 58.It is solid that compression axis 57 passes through holding screw
It is scheduled on tensioning axle bed 53, compression bearing 56 is contained on compression axis 57 by circlip.Described friction mandrel 58 and compression bearing
56 be located at power transmission shaft 2 both sides, and respectively with power transmission shaft 2 frictional fit.
In above-mentioned, refering to shown in Fig. 3, described friction mandrel 58 is made up of brake pad 71 and transmission support bar 72 interference fit,
V-shaped groove with power transmission shaft 2 cooperation is machined with described brake pad 71.
In above-mentioned, described brake pad 71 adopts wear-resisting tin bronze material, effectively solves friction mandrel 58 and rubs for a long time
The wear problem of transmission is it is ensured that the stability of coordinate measuring machine.Described transmission support bar 72 adopts 40Cr material.
In above-mentioned, on described brake pad 71, the angle of V-shaped groove is 120 °, and its convenient carrying out with power transmission shaft 2 coordinates, cooperation
Effect might as well.
In above-mentioned, it is arranged on tensioning axle bed 53 by housing screw 55 using butterfly spring 54, in order to ensure that work can
By property, butterfly spring 54 is provided with multigroup.By adjusting housing screw 55, make multigroup butterfly spring 54 compression tensioning axle bed 53,
The one end forcing tensioning axle bed 53 is deformed, thus driving compression bearing 56 thereon by compression axis 57, by power transmission shaft 2 bullet
Property be pressed on the V-shaped groove of friction mandrel 58, so effectively avoid and occur between the 58 of power transmission shaft 2 and friction mandrel skidding；Simultaneously
Butterfly spring 54 also can automatically adjust because on friction mandrel 58 abrasion of V-shaped groove and the elastic force that loses it is ensured that polished rod friction driver
The normal operation of structure 5, thus ensure that the certainty of measurement of coordinate measuring machine.
In above-mentioned, described tensioning axle bed 53 can carry out 360 ° of rotations, so convenient band dynamic pressure around the central shaft of mounting seat 52
Mandrel holds 56 compression power transmission shafts 2, also can effectively eliminate the precision to coordinate measuring machine for power transmission shaft 2 deflection deformation in transmission process
Impact.
In above-mentioned, the installing hole that described mounting seat 52 is arranged on bracket 6 is mounting hole, so can adjust on bracket 6
Its relative position, effectively ensures the frictional fit of power transmission shaft 2 and friction mandrel 58 on polished rod friction transmission component 5.
Operation principle of the present utility model is as follows：
Direct current generator 3 works, and power is passed through belt wheel and flat belt 7 passes to polished rod friction transmission component 5, drive polished rod
Big belt wheel 51 in frictional drive assembly 5 rotates, thus driving friction mandrel 58 to rotate, by multigroup butterfly spring 54 by power transmission shaft
2 elastic compressions on friction mandrel 58, and in the presence of frictional force between friction mandrel 58 and power transmission shaft 2, thus driving bracket 6 to do
Straight line back and forth movement.
Above-described embodiment be this utility model preferably embodiment, but embodiment of the present utility model be not subject to above-mentioned
The restriction of embodiment, other any without departing from the change made under spirit of the present utility model and principle, modify, replace
Generation, combination, simplification, all should be equivalent substitute mode, are included within protection domain of the present utility model.
Claims (10)
1. a kind of coordinate measuring machine crossbeam polished rod friction drive mechanism it is characterised in that：Including power transmission shaft (2), direct current generator
(3), polished rod friction transmission component (5), bracket (6) and crossbeam (11)；
Described power transmission shaft (2) is hinged on crossbeam (11), and described bracket (6) is also disposed on crossbeam (11), and both are slidably matched；
Described polished rod friction transmission component (5) is arranged on bracket (6), and with power transmission shaft (2) frictional fit；Described direct current generator (3)
It is arranged on bracket (6), and impart power to polished rod friction transmission component (5)；Described bracket (6) is in polished rod friction transmission group
Straight line back and forth movement is realized in the presence of part (5) and power transmission shaft (2) frictional force.
2. coordinate measuring machine according to claim 1 crossbeam polished rod friction drive mechanism it is characterised in that：Described motor
Belt tension block (8) is also equipped with installing plate (4), for tensioning is carried out to flat belt (7).
3. coordinate measuring machine according to claim 2 crossbeam polished rod friction drive mechanism it is characterised in that：Described bracket
(6) be also equipped with tensioning fixed block (9) on, adjusting screw (10) be arranged on tensioning fixed block (9) upper and with belt tension block (8)
Connect.
4. coordinate measuring machine according to claim 1 crossbeam polished rod friction drive mechanism it is characterised in that：Described polished rod
Frictional drive assembly (5) includes big belt wheel (51), mounting seat (52), tensioning axle bed (53), compression bearing (56), compression axis (57)
With friction mandrel (58), wherein mounting seat (52) is arranged on bracket (6), and tensioning axle bed (53) is arranged in mounting seat (52)；Rub
Wipe axle (58) to be arranged in mounting seat (52), big belt wheel (51) is sleeved on friction mandrel (58)；Compression axis (57) is arranged on tensioning
On axle bed (53), compression bearing (56) is arranged on compression axis (57)；Described friction mandrel (58) and compression bearing (56) are located at and pass
Moving axis (2) both sides, and respectively with power transmission shaft (2) frictional fit.
5. coordinate measuring machine according to claim 4 crossbeam polished rod friction drive mechanism it is characterised in that：Described friction
Axle (58) is made up of brake pad (71) and transmission support bar (72) interference fit, and described brake pad (71) is machined with and power transmission shaft
(2) V-shaped groove coordinating.
6. coordinate measuring machine according to claim 5 crossbeam polished rod friction drive mechanism it is characterised in that：Using butterfly
Spring (54) is arranged on tensioning axle bed (53) by housing screw (55), for by compressing bearing (56) by power transmission shaft (2)
Elastic compression is on the V-shaped groove of friction mandrel (58).
7. coordinate measuring machine according to claim 5 crossbeam polished rod friction drive mechanism it is characterised in that：Described friction
Block (71) adopts tin bronze material, and transmission support bar (72) adopts 40Cr material.
8. coordinate measuring machine according to claim 6 crossbeam polished rod friction drive mechanism it is characterised in that：Described friction
The angle of the upper V-shaped groove of block (71) is 120 °.
9. coordinate measuring machine according to claim 4 crossbeam polished rod friction drive mechanism it is characterised in that：Described tensioning
Axle bed (53) can carry out 360 ° of rotations around the central shaft of mounting seat (52)；It is hinged that oscillating bearing is passed through in one end of power transmission shaft (2)
On crossbeam (11), other end free floating.
10. coordinate measuring machine according to claim 4 crossbeam polished rod friction drive mechanism it is characterised in that：Described peace
The installing hole that dress seat (52) is arranged on bracket (6) is mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801883.0U CN205981155U (en) | 2016-07-26 | 2016-07-26 | Coordinate measuring machine's crossbeam polished rod tendency drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801883.0U CN205981155U (en) | 2016-07-26 | 2016-07-26 | Coordinate measuring machine's crossbeam polished rod tendency drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981155U true CN205981155U (en) | 2017-02-22 |
Family
ID=58028045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620801883.0U Active CN205981155U (en) | 2016-07-26 | 2016-07-26 | Coordinate measuring machine's crossbeam polished rod tendency drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205981155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131854A (en) * | 2017-06-28 | 2017-09-05 | 深圳华清精密科技有限公司 | A kind of clamping device of friction lever transmission |
| CN107314751A (en) * | 2017-06-28 | 2017-11-03 | 深圳华清精密科技有限公司 | Friction lever transmission device |
| CN111082594A (en) * | 2019-12-31 | 2020-04-28 | 中国科学院空间应用工程与技术中心 | Space linear motion mechanism and on-orbit inspection device |
-
2016
- 2016-07-26 CN CN201620801883.0U patent/CN205981155U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131854A (en) * | 2017-06-28 | 2017-09-05 | 深圳华清精密科技有限公司 | A kind of clamping device of friction lever transmission |
| CN107314751A (en) * | 2017-06-28 | 2017-11-03 | 深圳华清精密科技有限公司 | Friction lever transmission device |
| CN107131854B (en) * | 2017-06-28 | 2019-07-09 | 深圳华清精密科技有限公司 | A kind of clamping device of friction lever transmission |
| CN107314751B (en) * | 2017-06-28 | 2019-09-27 | 深圳华清精密科技有限公司 | Friction lever transmission device |
| CN111082594A (en) * | 2019-12-31 | 2020-04-28 | 中国科学院空间应用工程与技术中心 | Space linear motion mechanism and on-orbit inspection device |
| CN111082594B (en) * | 2019-12-31 | 2021-07-27 | 中国科学院空间应用工程与技术中心 | Space linear motion mechanism and on-orbit inspection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220727 Address after: 518000 101, building 6, Wanyan Industrial Zone, Qiaotou community, Fuhai street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Han's Semiconductor Equipment Technology Co.,Ltd. Address before: 518000 9 new West Road, North Nanshan District high tech park, Shenzhen, Guangdong Patentee before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |