CN205008920U - Clamping equipment - Google Patents
Clamping equipment Download PDFInfo
- Publication number
- CN205008920U CN205008920U CN201520668800.0U CN201520668800U CN205008920U CN 205008920 U CN205008920 U CN 205008920U CN 201520668800 U CN201520668800 U CN 201520668800U CN 205008920 U CN205008920 U CN 205008920U
- Authority
- CN
- China
- Prior art keywords
- collet chuck
- fixed
- sleeve
- barrel
- clamping apparatus
- 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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- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a clamping equipment for work piece to having the through -hole is fixed, and it includes the base and erect the backup pad on the base, sets up the fixed establishment in the backup pad. The backup pad is equipped with the mounting hole. Fixed establishment includes driving piece and fixed subassembly. The driving piece sets up on the base. Fixed subassembly includes the connecting piece that is connected with the driving piece, be connected pull rod, cover on the connecting piece locate on the pull rod the sleeve and with the collet chuck of pull rod linkage. The pull rod passes the mounting hole and the sleeve is connected with the collet chuck. On telescopic one end was fixed in the backup pad, the telescopic other end was equipped with the circular conical surface. The collet chuck cover can elastic deformation on locating the circular conical surface. Collet chuck and sleeve can stretch into in the through -hole of work piece. The driving piece is through the pulling pull rod so that this driving piece removal of collet chuck orientation. The effect elasticity of circular conical surface that receives the collet chuck expands and props in order to fix the work piece in the through -hole of pressing the work piece. Above -mentioned clamping equipment be convenient for the fixed of work piece with dismantle.
Description
Technical field
The utility model relates to a kind of fixture, particularly a kind of clamping apparatus for workpiece such as fixing cylinder bodies.
Background technology
In the process that the hole CNC of the workpiece to cylinder class processes, because this workpiece is section bar, the tolerance of its profile is very large, and hole internal diameter and pitch-row tolerance all less, make it be difficult to the profile of workpiece for benchmark positions tool setting, reduce working (machining) efficiency.
Utility model content
In view of above-mentioned condition, be necessary to provide a kind of easy to setup and clamping apparatus of accurate positioning.
A kind of clamping apparatus, for being fixed the workpiece with through hole, it comprises base and is set up in the gripper shoe on this base, is arranged at the fixed mechanism in this gripper shoe.This gripper shoe is provided with installing hole.The fixation kit that this fixed mechanism comprises actuator and is connected with this actuator.This actuator is arranged on this base.This fixation kit comprises the connector be connected with this actuator, the pull bar be connected on this connector, the collet chuck that is sheathed on the sleeve on this pull bar and links with this pull bar.This pull bar is connected with this collet chuck with this sleeve through this installing hole.One end of this sleeve is fixed in this gripper shoe, and the other end of this sleeve is provided with taper seat.This drum jacket is located at also can elastic deformation on this taper seat.This collet chuck and this sleeve can stretch in the through hole of this workpiece.This actuator moves towards this actuator to make this collet chuck by pulling pull bar.This collet chuck compresses in the through hole of this workpiece by the effect elasticity expanded support of this taper seat to fix this workpiece.
Further, this gripper shoe also comprises first surface and the second surface relative with this first surface.This installing hole through this first surface and this second surface and in array distribution on this first surface.One end of this sleeve is fixed on this first surface.
Further, this fixed mechanism also comprises fixed head.This fixed head is arranged on the first surface of this gripper shoe.This fixed head comprises at least one fixing hole.This fixing hole is that stepped hole comprises the first fixing hole portion and the second fixing hole.This sleeve also comprises cylindrical shell and is arranged at the fixed part of this cylindrical shell one end.The internal diameter in this first fixing hole portion is less than the internal diameter in this second fixing hole portion and equals the external diameter of this sleeve.The internal diameter in this second fixing hole portion equals the external diameter of this fixed part.This sleeve is arranged in this fixing hole.This fixed part is contained in this second fixing hole portion to be fixed by this sleeve.
Further, this collet chuck comprises collet chuck body, the first barrel, second barrel relative with this first barrel.This collet chuck is the column of hollow.The space that this first barrel surrounds conically.This first barrel is reduced to the other end that this collet chuck is relative to the distance of this second barrel gradually by one end of this collet chuck.
Further, this collet chuck also comprises and is opened in the first groove in this collet chuck body and the second groove.This first groove runs through one end of this first barrel, this second barrel and this collet chuck body, and this second groove runs through the other end of this first barrel, this second barrel and this collet chuck body.This first groove and this second groove along the circumferential direction interlock and equidistantly distribute in this collet chuck body.
Further, this fixation kit also comprises joint pin.One end of this joint pin is fixedly connected with this actuator, and the other end of this joint pin is articulated on this connector, and this joint pin is positioned at the middle position of this connector.
Further, this fixation kit also comprises the fixed block being arranged at this pull bar one end.One end of this fixed block offers circular groove.One end of this collet chuck is arranged in this groove.
Further, this fixation kit also comprises end cap.The other end that this end cap is covered on this fixed block enters in collet chuck to prevent waste material.
Further, this fixed mechanism also comprises alignment pin.This alignment pin is convexly equipped on this fixed head for positioning this workpiece.
Above-mentioned clamping apparatus drives pull bar to increase the frictional force between the through hole of collet chuck and workpiece to make collet chuck elasticity expanded support under the effect of the taper seat of sleeve thus be fixed by workpiece by actuator.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of clamping apparatus of the present utility model and workpiece.
Fig. 2 is the perspective exploded view of the clamping apparatus shown in Fig. 1 and workpiece.
Fig. 3 is the schematic perspective view of the fixed mechanism of the clamping apparatus shown in Fig. 1.
Fig. 4 is the schematic perspective view of the fixed block of the clamping apparatus shown in Fig. 3, collet chuck and sleeve.
Fig. 5 is the generalized section of the clamping apparatus fixation workpiece state shown in Fig. 1.
Main element symbol description
| Clamping apparatus | 100 |
| Base | 10 |
| Gripper shoe | 20 |
| First surface | 21 |
| Second surface | 22 |
| Installing hole | 23 |
| Fixed mechanism | 30 |
| Actuator | 31 |
| Fixation kit | 32 |
| Joint pin | 321 |
| Connector | 322 |
| Pull bar | 323 |
| Fixed block | 324 |
| Groove | 3241 |
| Collet chuck | 325 |
| Collet chuck body | 3251 |
| First barrel | 3252 |
| Second barrel | 3253 |
| First groove | 3254 |
| Second groove | 3255 |
| Sleeve | 326 |
| Cylindrical shell | 3261 |
| Fixed part | 3262 |
| Perforating | 3263 |
| Taper seat | 3264 |
| Fixed head | 33 |
| Second surface | 331 |
| 3rd surface | 332 |
| Fixing hole | 333 |
| First fixing hole portion | 3331 |
| Second fixing hole portion | 3332 |
| Workpiece | 200 |
| Body | 210 |
| Through hole | 220 |
| Draw-in groove | 230 |
Following detailed description of the invention will further illustrate the utility model in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below in conjunction with drawings and the embodiments, a kind of clamping apparatus that the utility model provides is described in further detail.
Refer to Fig. 1, a kind of clamping apparatus 100 for being fixed by the workpiece 200 such as cylinder class body that the utility model provides, it comprises base 10, is set up in the gripper shoe 20 on this base 10 and is arranged at least one fixed mechanism 30 in this gripper shoe 20.Base 10 is roughly rectangular for fixing clamping apparatus 100.Gripper shoe 20 is for supporting fixed mechanism 30.A fixed mechanism 30 is for fixing a workpiece 200.
Refer to Fig. 2, workpiece 200 comprise body 210, through body 210 opposite end at least one through hole 220 and be opened in the strip-shaped clamp groove 230 of body 210 side.In the present embodiment, the quantity of through hole 220 is two.
Refer to Fig. 3, the shape of gripper shoe 20 is roughly identical with base 10, and it comprises first surface 21, the second surface 22 relative with first surface 21 and at least one installing hole 23.Installing hole 23 is through first surface 21 and second surface 22.Installing hole 23 is that array distribution is on the first surface 21 of gripper shoe 20.In the present embodiment, every two installing holes 23 are one group is that array distribution is in gripper shoe 20.
Please refer to Fig. 2 to Fig. 4, fixed mechanism 30 comprises actuator 31, the fixation kit 32 be connected with actuator 31, the alignment pin 34 that is sheathed on the fixed head 33 on fixation kit 32 and is convexly equipped on fixed head 33.Fixation kit 32 comprises joint pin 321, the connector 322 be connected with joint pin 321, at least one pull bar 323 be connected on connector 322, the fixed block 324 being arranged at pull bar 323 one end, the collet chuck 325 be arranged on fixed block 324, the end cap 327 that is sheathed on the sleeve 326 on pull bar 323 and is arranged on fixed block 324.One end of joint pin 321 is fixedly connected with actuator 31, and the other end of joint pin 321 is articulated on connector 322, and joint pin 321 is positioned at the middle position of connector 322.One end of pull bar 323 and one end of connector 322 are articulated.Fixed block 324 is roughly rounded, and the diameter of fixed block 324 is less than the diameter of the through hole 220 of workpiece 200.One end of fixed block 324 offers circular groove 3241.The other end of pull bar 323 is fixed in one end that fixed block 324 has a groove 3241.End cap 327 is roughly similar to the shape of fixed block, and its other end being covered on this fixed block 324 enters in collet chuck 325 to prevent the waste material (not shown) produced in workpiece 200 process.In the present embodiment, actuator 31 is cylinder.The quantity of pull bar 323 is two.Two pull bars 323 are articulated in the relative two ends of connector 322 respectively can be continued to continue to drive to complete the driving to two pull bars 323 to another pull bar 323 after making actuator 31 drive one of them pull bar 323 execution.
Collet chuck 325 is roughly the column of elastic hollow, and it comprises collet chuck body 3251, first barrel 3252, second barrel 3253 relative with the first barrel 3252, is opened in multiple first groove 3254 in collet chuck body 3251 and multiple second groove 3255.Each first groove 3254 runs through one end of the first barrel 3252, second barrel 3253 and collet chuck body 3251, and each second groove 3255 runs through the other end of the first barrel 3252, second barrel 3253 and collet chuck body 3251.Multiple first groove 3254 and multiple second groove 3255 along the circumferential direction interlock and equidistantly distribute that collet chuck body 3251 is easily deformed in collet chuck body 3251.Roughly conically, namely the distance of the first barrel 3252 to the second barrel 3253 is reduced to the other end that collet chuck 325 is relative gradually by one end of collet chuck 325 in the space that first barrel 3252 surrounds.
Sleeve 326 is roughly the cylindric of hollow, and it comprises cylindrical shell 3261, is arranged at the fixed part 3262 of cylindrical shell 3261 one end and the perforating 3263 through cylindrical shell 3261 opposite end.Roughly in the form of a ring, its diameter is slightly larger than the diameter of cylindrical shell 3261 for fixed part 3262.Pull bar 323 is arranged in perforating 3263, and can move along the axial direction of perforating 3263.The outer surface (sign) of the other end of cylindrical shell 3261 matches for taper seat 3264 and with the first barrel 3252 of collet chuck 325 and part is arranged in collet chuck 325.The external diameter of sleeve 326 is less than the internal diameter of the through hole 220 of workpiece 200.
Fixed head 33 is roughly rectangular, and it comprises second surface 331, the relative with second surface 331 the 3rd surface 332 and at least one fixing hole 333.Fixed head 33 is arranged on the first surface 21 of gripper shoe 20.Fixing hole 333 is stepped hole and through second surface 331 and the 3rd surface 332, it comprises the first fixing hole portion 3331 and the second fixing hole portion 3332.First fixing hole portion 3331 is near second surface 331, and the second fixing hole portion 3332 is near the 3rd surface 332.The internal diameter in the first fixing hole portion 3331 is less than the internal diameter in the second fixing hole portion 3332 and equals the external diameter of sleeve 326.The internal diameter in the second fixing hole portion 3332 equals the external diameter of the fixed part 3262 of sleeve 326.Sleeve 326 is arranged in fixing hole 333, and fixed part 3262 is contained in the second fixing hole portion 3332 to be fixed by sleeve 326.Alignment pin 34 is arranged at and fastens to position workpiece on second surface 331 and with the draw-in groove 230 of workpiece 200 and the location fix distinguishing workpiece.In the present embodiment, the quantity of fixing hole 333 is two.Two fixing holes 333 are corresponding with two installing holes 23.
Please refer to Fig. 2 to Fig. 5, during assembling, at least one actuator 31 to be arranged on base 10 and an actuator 31 is corresponding with every two installing holes 23.Actuator 31 one end with joint pin 321 is connected.The other end of joint pin 321 and being articulated of connector 322, and joint pin 321 is roughly positioned at the middle position of connector 322.Connector 322 is near the second surface 22 of gripper shoe 20.Two pull bars 323 are arranged in respectively in one group of two installing hole 23 of gripper shoe 20, and relative with connector 322 respectively two ends, one end of two pull bars 323 are articulated.Two sleeves 326 are sheathed on two pull bars 323 respectively, and the first surface 21 of the one end and gripper shoe 20 with the sleeve 326 of fixed part 3262 is fitted.Fixed head 33 to be sheathed on two sleeves 326 and to make the fixed part 3262 of sleeve 326 be contained in the second fixing hole portion 3332 of fixed head 33.Meanwhile, so that sleeve 326 is fixed in gripper shoe 20 on the first surface 21 utilizing pin etc. fixed head 33 to be fixed on gripper shoe 20.Two collet chucks 325 to be sheathed on respectively on pull bar 323 and to be sheathed on one end of sleeve 326.Two fixed blocks 324 are arranged at respectively the free end of two pull bars 323, and the groove 3241 that one end of each collet chuck 325 is arranged at fixed block 324 is interior to make collet chuck 325 move along with the movement of fixed block 324.Two end caps 327 are covered on respectively one end of fixed block 324.Successively other fixed mechanisms 30 are assembled in the manner described above, complete the assembling to whole clamping apparatus 100.
During use, sleeve 326, collet chuck 325, fixed block 324 are arranged in the through hole 220 of workpiece 200 respectively, and the draw-in groove 230 that alignment pin 34 is contained in workpiece 200 is interior to position workpiece 200.Actuator 31 drives pull bar 323 axially moving near gripper shoe 20 along the perforating 3263 of sleeve 326.Fixed block 324 promotes collet chuck 325 has taper seat 3264 one end near sleeve 326.There is elasticity expanded support to make collet chuck 325 in the first barrel 3252 that the taper seat 3264 of sleeve 326 supports collet chuck 325 gradually, thus makes the second barrel 3253 of collet chuck 325 compress the inwall (not shown) of the through hole 220 of workpiece 200.Due to the frictional force between the second barrel 3253 of collet chuck 325 and the through hole 220 of workpiece 200, workpiece 200 is fixed.During dismounting, actuator 31 drives pull bar 323 to drive collet chuck 325 to make the frictional force between the second barrel 3253 of reduction collet chuck 325 and the through hole 220 of workpiece 200 away from the taper seat 3264 of sleeve 326 to make collet chuck 325 recover distortion, thus release workpiece 200.
In the present embodiment, sleeve 326 is fixed in gripper shoe 20 by fixed head 33, but is not limited thereto, and sleeve 326 can be fixed in gripper shoe 20 by other fixture (not shown) such as screws, does not affect fixed mechanism 30 fixation workpiece 200.
In the present embodiment, collet chuck 325 is fixed on pull bar 323 by fixed block 324, but is not limited thereto, and fixed block 324 can be removed, and collet chuck 325 can be directly fixed on pull bar 323, does not affect pull bar 323 and drives collet chuck 325 to move.
In the present embodiment, a fixed mechanism 30 has one for driving the actuator 31 of fixation kit 32, but is not limited thereto, and actuator 31 can drive the fixation kit 32 on multiple fixed mechanism 30, does not affect fixation kit 32 fixation workpiece 200.
Above-mentioned clamping apparatus 100 is positioned by the 34 pairs of workpiece 200 of the alignment pin on fixed head 33, and drives pull bar 323 to increase the frictional force between the through hole 220 of collet chuck 325 and workpiece 200 to make collet chuck 325 elasticity expanded support under the effect of the taper seat 3264 of sleeve 326 thus be fixed by workpiece 200 by actuator 31.Meanwhile, actuator 31 drives pull bar 323 to be separated with sleeve 326 by collet chuck 325 thus to discharge workpiece 200.
In addition, those skilled in the art also can do other change in the utility model spirit, and certainly, these changes done according to the utility model spirit, all should be included in the utility model scope required for protection.
Claims (9)
1. a clamping apparatus, for being fixed the workpiece with through hole, it comprises base and is set up in the gripper shoe on this base, this gripper shoe is provided with installing hole, it is characterized in that: this clamping apparatus also comprises the fixed mechanism be arranged in this gripper shoe, the fixation kit that this fixed mechanism comprises actuator and is connected with this actuator, this actuator is arranged on this base, this fixation kit comprises the connector be connected with this actuator, be connected to the pull bar on this connector, the collet chuck being sheathed on the sleeve on pull bar and linking with this pull bar, this pull bar is connected with this collet chuck with this sleeve through this installing hole, one end of this sleeve is fixed in this gripper shoe, the other end of this sleeve is provided with taper seat, this drum jacket is located at also energy elastic deformation on this taper seat, this collet chuck and this sleeve can stretch in the through hole of this workpiece, this actuator moves towards this actuator to make this collet chuck by pulling pull bar, this collet chuck compresses in the through hole of this workpiece by the effect elasticity expanded support of this taper seat to fix this workpiece.
2. clamping apparatus as claimed in claim 1, it is characterized in that: described gripper shoe also comprises first surface and the second surface relative with this first surface, this installing hole is through this first surface and this second surface and in array distribution on this first surface, one end of this sleeve is fixed on this first surface.
3. clamping apparatus as claimed in claim 2, it is characterized in that: described fixed mechanism also comprises fixed head, this fixed head is arranged on the first surface of this gripper shoe, this fixed head comprises at least one fixing hole, this fixing hole is that stepped hole comprises the first fixing hole portion and the second fixing hole, this sleeve also comprises cylindrical shell and is arranged at the fixed part of this cylindrical shell one end, the internal diameter in this first fixing hole portion is less than the internal diameter in this second fixing hole portion and equals the external diameter of this sleeve, the internal diameter in this second fixing hole portion equals the external diameter of this fixed part, this sleeve is arranged in this fixing hole, this fixed part is contained in this second fixing hole portion to be fixed by this sleeve.
4. clamping apparatus as claimed in claim 3, it is characterized in that: described fixed mechanism also comprises alignment pin, this alignment pin is convexly equipped on this fixed head for positioning this workpiece.
5. clamping apparatus as claimed in claim 1, it is characterized in that: described collet chuck comprises collet chuck body, the first barrel, second barrel relative with this first barrel, this collet chuck is the column of hollow, conically, this first barrel is reduced to the other end that this collet chuck is relative to the distance of this second barrel gradually by one end of this collet chuck in the space that this first barrel surrounds.
6. clamping apparatus as claimed in claim 5, it is characterized in that: described collet chuck also comprises and is opened in the first groove in this collet chuck body and the second groove, this first groove runs through one end of this first barrel, this second barrel and this collet chuck body, this second groove runs through the other end of this first barrel, this second barrel and this collet chuck body, and this first groove and this second groove along the circumferential direction interlock and equidistantly distribute in this collet chuck body.
7. clamping apparatus as claimed in claim 1, it is characterized in that: described fixation kit also comprises joint pin, one end of this joint pin is fixedly connected with this actuator, and the other end of this joint pin is articulated on this connector, and this joint pin is positioned at the middle position of this connector.
8. clamping apparatus as claimed in claim 1, it is characterized in that: described fixation kit also comprises the fixed block being arranged at this pull bar one end, one end of this fixed block offers circular groove, and one end of this collet chuck is arranged in this groove.
9. clamping apparatus as claimed in claim 8, it is characterized in that: described fixation kit also comprises end cap, the other end that this end cap is covered on this fixed block enters in collet chuck to prevent waste material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520668800.0U CN205008920U (en) | 2015-09-01 | 2015-09-01 | Clamping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520668800.0U CN205008920U (en) | 2015-09-01 | 2015-09-01 | Clamping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205008920U true CN205008920U (en) | 2016-02-03 |
Family
ID=55207547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520668800.0U Expired - Fee Related CN205008920U (en) | 2015-09-01 | 2015-09-01 | Clamping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205008920U (en) |
-
2015
- 2015-09-01 CN CN201520668800.0U patent/CN205008920U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160203 Termination date: 20190901 |