CN208467315U - Electric chuck - Google Patents
Electric chuck Download PDFInfo
- Publication number
- CN208467315U CN208467315U CN201821104688.8U CN201821104688U CN208467315U CN 208467315 U CN208467315 U CN 208467315U CN 201821104688 U CN201821104688 U CN 201821104688U CN 208467315 U CN208467315 U CN 208467315U
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- claw
- positive
- screw rod
- main mounting
- 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 electric chucks, including rotary drive mechanism, main mounting plate and clamping device, clamping device includes clamping motor, positive and negative tooth screw rod, first nut, second nut, first connecting plate, second connecting plate, first claw, second claw, first fixture block, second fixture block and chain-drive mechanism, main mounting plate is connected with rotary drive mechanism, clamping motor is mounted on main mounting plate, clamping motor is connect by chain-drive mechanism with one end of positive and negative tooth screw rod, the other end of positive and negative tooth screw rod is mounted on main mounting plate, positive and negative tooth screw rod is equipped with two groups of oppositely oriented external screw threads, first nut is mounted on one group of external screw thread of positive and negative tooth screw rod, second nut is mounted on one group of other screw thread of positive and negative tooth screw rod, first claw and the first positive and negative tooth screw rod are connected by the first connecting plate, second claw with Second positive and negative tooth screw rod is connected by the second connecting plate, and the first fixture block is mounted on the first claw, and the second fixture block is mounted on the second claw.
Description
Technical field
The utility model relates to mechanical design fields, more particularly, to a kind of electric chuck.
Background technique
In machining of today, it is often necessary to clamping work is realized using chuck, meanwhile, for the ease of to processing work
Each position of part is processed, often it is also desirable that chuck makes rotating motion while clamping workpiece.But common chuck
It is low that it clamps reliability, it is difficult to while effectively being clamped to workpieces processing, workpiece be rotated.
Utility model content
The purpose of this utility model is to provide a kind of electric chuck, can solve the above problem one or more
It is a.
One aspect according to the present utility model provides a kind of electric chuck, including rotary drive mechanism, main peace
Loading board and clamping device, the clamping device include clamping motor, positive and negative tooth screw rod, the first nut, the second nut, the first connection
Plate, the second connecting plate, the first claw, the second claw, the first fixture block, the second fixture block and chain-drive mechanism, the main mounting plate with
Rotary drive mechanism is connected, and the clamping motor is mounted on main mounting plate, the clamping motor by chain-drive mechanism with
One end of positive and negative tooth screw rod is connected, and the other end of the positive and negative tooth screw rod is mounted on main mounting plate, the positive and negative tooth screw rod
Two groups of oppositely oriented external screw threads are equipped with, first nut is mounted on one group of external screw thread of positive and negative tooth screw rod, and described second
Nut is mounted on another group of external screw thread of positive and negative tooth screw rod, and first claw and the first nut are connected by the first connecting plate
It connects, second claw is connected with the second nut by the second connecting plate, and first fixture block is mounted on the first claw, institute
The second fixture block is stated to be mounted on the second claw.
The beneficial effects of the utility model are: rotary drive mechanism can effectively realize main mounting plate in the utility model
Rotation, that is, the clamping device being mounted on main mounting plate is able to achieve rotation, and clamped in clamping device motor can drive it is positive and negative
The rotation of tooth screw rod makes the first nut and the second nut respectively oppositely oriented with this with the forms of motion of leading screw and nut mechanism
It is moved on two groups of external screw threads, i.e., the second connected claw of the first claw and the second nut being connected with the first nut can be by towards not
Holding action or release movement are realized in equidirectional movement, and the first fixture block and the second fixture block that are arranged can increase clamping machine
The contact area of structure and workpieces processing improves clamping effect.The utility model can effectively clamp workpieces processing as a result,
While, it is rotated.
In some embodiments, the rotary drive mechanism includes servomotor, gear reducer, spindle drum, main shaft and peace
Bottom plate is filled, the servo motor is connect with speed reducer, and the spindle drum is mounted on mounting base, and the main shaft is mounted on main shaft
In seat, one end of the main shaft is connect with speed reducer, and the other end is connect with main mounting plate.Servo motor can be improved in speed reducer
Operation torque, and spindle drum can be supported main shaft.
In some embodiments, the rotary drive mechanism includes insulation board, conducting ring and carbon brush, the conducting ring peace
On insulation board, the insulation board is mounted on main mounting plate, and the carbon brush is mounted on spindle drum, and is connected with conducting ring
Touching, the carbon brush and servo motor are electrically connected.As main mounting plate is in rotation, conducting ring can occur corresponding position and change
Become, and carbon brush can send conducting ring in servo motor because position change information is converted into corresponding electric signal, in order to watch
Motor is taken preferably to control the turned position of mounting plate.
In some embodiments, including the first outer cover and the second outer cover, first outer cover are mounted on main mounting plate,
Second outer cover is mounted on mounting base.First outer cover can protect the structure on main mounting plate, the second outer cover
Structure on mounting base can be protected, and the first outer cover and the second outer cover and reduce user structure is protected to it
Contact reduces user because other structures run injury, improves the safety of the utility model.
In some embodiments, the clamping device includes guide rail, the first sliding block and the second sliding block, first sliding block
It is installed on guide rail with the second sliding block, the guide rail is mounted on main mounting plate, first sliding block and the first connecting plate phase
Connection, second sliding block are connected with the second connecting plate.Hair when can be reduced the first connecting plate and mobile the second connecting plate as a result,
The probability of raw mobile dislocation.
In some embodiments, the chain-drive mechanism includes drive sprocket, driven sprocket and chain, the drive chain
Wheel is mounted on clamping motor, and the driven sprocket is mounted on one end of positive and negative tooth screw rod, and the chain joins end to end, and point
It is not around on drive sprocket and driven sprocket.
In some embodiments, the clamping device includes limited block, and the limited block is mounted on main mounting plate, institute
Limited block is stated for limiting the moving range of the first claw and the second claw.
In some embodiments, the clamping device is two groups, and two groups of clamping devices are installed in main mounting plate
On, two groups of clamping devices are vertically arranged on main mounting plate.Workpiece can be carried out not by two groups of clamping devices as a result,
It is clamped with position, can be further improved the clamping reliability of clamping device.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the electric chuck of embodiment of the utility model.
Fig. 2 is the structural schematic diagram for not installing the first outer cover and the second outer cover of the electric chuck of Fig. 1.
Fig. 3 is the front view of the rotary drive mechanism of the electric chuck of Fig. 1.
Fig. 4 is the structural schematic diagram of the clamping device of the electric chuck of Fig. 1.
Fig. 5 is that the clamping device of the electric chuck of Fig. 1 only installs one group of clamping device and do not install bowing for limited block
View.
Fig. 6 is that the clamping device of the electric chuck of Fig. 5 only installs one group of clamping device and do not install the right side of limited block
View.
Fig. 7 is that the clamping device of the electric chuck of Fig. 5 only installs one group of clamping device and do not install limited block, first
Connecting plate, the second connecting plate, the first claw, the second claw, the first fixture block and the second fixture block top view.
In figure: 1. rotary drive mechanisms, 2. main mounting plates, 3. clamping devices, 4. first outer covers, 5. second outer covers, 31. folders
Hold motor, 32. positive and negative tooth screw rods, 33. first nuts, 34. second nuts, 35. first connecting plates, 36. second connecting plates, 37.
First claw, 38. second claws, 39. first fixture blocks, 40. second fixture blocks, 41. chain-drive mechanisms, 42. guide rails, 43. first are slided
Block, 44. second sliding blocks, 45. limited blocks, 411. drive sprockets, 412. driven sprockets, 413. chains, 11. servo motors, 12. subtract
Fast machine, 13. spindle drums, 14. main shafts, 15. mounting bases, 16. insulation boards, 17. conducting rings and 18. carbon brush.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
With reference to Fig. 1-Fig. 7, the electric chuck of the utility model, including rotary drive mechanism 1, main mounting plate 2, folder
Hold mechanism 3, the first outer cover 4 and the second outer cover 5.Clamping device 3 is two groups, and two groups of clamping devices 3 are installed in main mounting plate 2
On, and two groups of clamping devices 3 are vertically arranged on main mounting plate 2, and the first outer cover 4 is mounted on main mounting plate 2 by bolt,
And most clamping device 3 is covered, hole is equipped in the middle part of the first outer cover 4, part of the clamping device 3 for clamping workpiece can be from this
Expose at hole.
Clamping device 3 includes clamping motor 31, positive and negative tooth screw rod 32, the first nut 33, the second nut 34, the first connecting plate
35, the second connecting plate 36, the first claw 37, the second claw 38, the first fixture block 39, the second fixture block 40, chain-drive mechanism 41, guide rail
42, the first sliding block 43, the second sliding block 44 and limited block 45.
Clamping motor 31 is fixedly mounted on main mounting plate 2 by motor cabinet.And chain-drive mechanism 41 includes drive sprocket
411, driven sprocket 412 and chain 413, drive sprocket 411 are sleeved in the shaft of clamping motor 31, and driven sprocket 412 is set with
On one end of positive and negative tooth screw rod 32, chain 413 joins end to end, and is around in drive sprocket 411 and driven sprocket 412 respectively
On, i.e. clamping motor 31 is connected by chain-drive mechanism 41 with one end of positive and negative tooth screw rod 32, and positive and negative tooth screw rod 32 is another
One end is mounted on main mounting plate 2 by bearing block.
Positive and negative tooth screw rod 32 be equipped with two groups of oppositely oriented external screw threads, the first nut 33 be connected through a screw thread be mounted on it is positive and negative
On one group of external screw thread of tooth screw rod 32, the second nut 34 is connected through a screw thread another group of external screw thread for being mounted on positive and negative tooth screw rod 32
On.
First connecting plate 35 is mounted by means of bolts on the first nut 33, and the first claw 37 is bolted installation
On the first connecting plate 35, i.e. the first claw 37 is connected with the first nut 33 by the first connecting plate 35, and the first fixture block 39 is logical
Bolt to be crossed to be fixedly mounted on the first claw 37, the second connecting plate 36 is mounted by means of bolts on the second nut 34, and second
Claw 38 is mounted by means of bolts on the second connecting plate 36, i.e. the second claw 38 and the second nut 34 pass through the first connecting plate
35 are connected, and the second fixture block 40 is mounted by means of bolts on the second claw 38.
Guide rail 42 is mounted by means of bolts on main mounting plate 2, and guide rail 42 is parallel with positive and negative tooth screw rod 32, and first is sliding
Block 43 and the second sliding block 44 are sleeved on guide rail 42, and can be slided on guide rail 42, the first sliding block 43 and the first connecting plate
35 are bolted to connection, and the second sliding block 44 is bolted to connection with the second connecting plate 36.
Limited block 45, which is fixed by the bracket, to be mounted on main mounting plate 2, and the installation site of limited block 45 is adjacent to the first card
Pawl 37 and the second claw 38, for limiting the moving range of limitation the first claw 37 and the second claw 38.
Rotary drive mechanism 1 includes servo motor 11, speed reducer 12, spindle drum 13, main shaft 14 and mounting base 15.Servo
The shaft of motor 11 is fixedly connected with the input terminal of speed reducer 12, and spindle drum 13 is mounted by means of bolts on mounting base 15
On, main shaft 14 is mounted in spindle drum 13 by bearing, and one end of main shaft 14 and the output end of speed reducer 12 are solid by shaft coupling
Fixed connection, the other end are bolted to connection with main mounting plate 2, i.e., main mounting plate 2 is connected with rotary drive mechanism 1.The
Two outer covers 5 are mounted by means of bolts on bottom plate, and cover most rotary drive mechanism 1.
When carrying out clamping work using the utility model, workpieces processing can be placed at the first fixture block 39 and the second fixture block
Between 40, starting clamping motor 31, clamping motor 31 drives positive and negative tooth screw rod 32 to rotate by chain-drive mechanism 41, positive and negative tooth spiral shell
The rotation of bar 32, so that the first nut 33 and the second nut 34 that are located on positive and negative tooth screw rod 32 add toward close from different directions respectively
The position of work workpiece is mobile, then the first claw 37 being connected with the first nut 33 is servo-actuated, the first folder being connected with the first claw 37
Block 39 is also servo-actuated, and the second claw 38 being connected with the second nut 34 is servo-actuated, the second fixture block 40 being connected with the second claw 38 also with
Dynamic, final first fixture block 39 and the second fixture block 40 are in contact with workpieces processing, to complete the clamping to workpieces processing.
When needing to loosen workpieces processing, it is only necessary to rotate backward the drive shaft for clamping electronic, so that being located at
The first nut 33 and the second nut 34 on positive and negative tooth screw rod 32 is mobile toward the position far from workpieces processing from different directions respectively,
Then the first final fixture block 39 and the second fixture block 40 can mutually be separated with workpieces processing, and workpieces processing is loosened in completion.
And when needing to rotate workpieces processing after clamping, it can star servo motor 11, servo motor 11 passes through
Speed reducer 12 drives the rotation of main shaft 14, and the main mounting plate 2 being connected with main shaft 14 also rotates with it, then is mounted on main mounting plate 2
On clamping device 3 can also rotate with it, finally make workpieces processing clamped by clamped mechanism 3 be in rotary state.
In addition, the rotary drive mechanism 1 of the utility model further includes insulation board 16, conducting ring 17 and carbon brush 18.Insulation board
16 are mounted by means of bolts on main mounting plate 2, and the carbon brush 18 is mounted by means of bolts on spindle drum 13, conducting ring
17 are fixedly mounted on insulation board 16, and conducting ring 17 is contacted with carbon brush 18, and the driver of carbon brush 18 and servo motor 11 is logical
Cross conductor electric connection.In this way, carbon brush 18 can be by conducting ring 17 since conducting ring 17 can be rotated with the rotation of main mounting plate 2
Location information during rotation be converted into electric signal transmission into servo motor 11, enable servo motor 11 preferably
The rotation situation of main mounting plate 2 is controlled according to above-mentioned signal.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to practical
Novel protection scope.
Claims (8)
1. electric chuck, which is characterized in that including rotary drive mechanism, main mounting plate and clamping device, the clamping machine
Structure includes clamping motor, positive and negative tooth screw rod, the first nut, the second nut, the first connecting plate, the second connecting plate, the first claw, the
Two claws, the first fixture block, the second fixture block and chain-drive mechanism, the main mounting plate are connected with rotary drive mechanism, the folder
It holds motor to be mounted on main mounting plate, the clamping motor is connected by chain-drive mechanism with one end of positive and negative tooth screw rod, institute
The other end for stating positive and negative tooth screw rod is mounted on main mounting plate, and the positive and negative tooth screw rod is equipped with two groups of oppositely oriented external screw threads,
First nut is mounted on one group of external screw thread of positive and negative tooth screw rod, and second nut is mounted on the another of positive and negative tooth screw rod
On group external screw thread, first claw and the first nut are connected by the first connecting plate, second claw and the second nut
It is connected by the second connecting plate, first fixture block is mounted on the first claw, and second fixture block is mounted on the second claw
On.
2. electric chuck according to claim 1, which is characterized in that the rotary drive mechanism includes servo electricity
Machine, speed reducer, spindle drum, main shaft and mounting base, the servo motor are connect with speed reducer, and the spindle drum is mounted on installation
On bottom plate, the main shaft is mounted in spindle drum, and one end of the main shaft is connect with speed reducer, and the other end and main mounting plate connect
It connects.
3. electric chuck according to claim 2, which is characterized in that the rotary drive mechanism include insulation board,
Conducting ring and carbon brush, the conducting ring are mounted on insulation board, and the insulation board is mounted on main mounting plate, the carbon brush installation
It is in contact on spindle drum, and with conducting ring, the carbon brush and servo motor are electrically connected.
4. electric chuck according to claim 3, which is characterized in that described including the first outer cover and the second outer cover
First outer cover is mounted on main mounting plate, and second outer cover is mounted on mounting base.
5. electric chuck according to claim 1, which is characterized in that the clamping device includes guide rail, the first cunning
Block and the second sliding block, first sliding block and the second sliding block are installed on guide rail, and the guide rail is mounted on main mounting plate, institute
It states the first sliding block to be connected with the first connecting plate, second sliding block is connected with the second connecting plate.
6. electric chuck according to claim 1, which is characterized in that the chain-drive mechanism include drive sprocket,
Driven sprocket and chain, the drive sprocket are mounted on clamping motor, and the driven sprocket is mounted on the one of positive and negative tooth screw rod
On end, the chain joins end to end, and is around on drive sprocket and driven sprocket respectively.
7. electric chuck according to claim 1, which is characterized in that the clamping device includes limited block, described
Limited block is mounted on main mounting plate, and the limited block is used to limit the moving range of the first claw and the second claw.
8. electric chuck according to claim 1, which is characterized in that the clamping device is two groups, described two groups
Clamping device is installed on main mounting plate, and two groups of clamping devices are vertically arranged on main mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104688.8U CN208467315U (en) | 2018-07-12 | 2018-07-12 | Electric chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104688.8U CN208467315U (en) | 2018-07-12 | 2018-07-12 | Electric chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208467315U true CN208467315U (en) | 2019-02-05 |
Family
ID=65210371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821104688.8U Expired - Fee Related CN208467315U (en) | 2018-07-12 | 2018-07-12 | Electric chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208467315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580183A (en) * | 2021-07-24 | 2021-11-02 | 苏州钧舵机器人有限公司 | Electric clamping jaw |
-
2018
- 2018-07-12 CN CN201821104688.8U patent/CN208467315U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580183A (en) * | 2021-07-24 | 2021-11-02 | 苏州钧舵机器人有限公司 | Electric clamping jaw |
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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: 20190205 Termination date: 20210712 |