CN206982225U - A kind of spiral rod type Workpiece clamping device - Google Patents
A kind of spiral rod type Workpiece clamping device Download PDFInfo
- Publication number
- CN206982225U CN206982225U CN201720530152.1U CN201720530152U CN206982225U CN 206982225 U CN206982225 U CN 206982225U CN 201720530152 U CN201720530152 U CN 201720530152U CN 206982225 U CN206982225 U CN 206982225U
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- CN
- China
- Prior art keywords
- screw rod
- rotation stop
- journal stirrup
- gear
- clamping jaw
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Abstract
The utility model provides a kind of spiral rod type Workpiece clamping device, belongs to chuck apparatus technical field.It includes screw rod, gear, rack, rotation stop latch is provided with cylindrical bearing seat, rotation stop latch inserts rotation stop groove, gear is rotatably provided on gear support, it is concentric in gear to be fixedly installed feed screw nut, the thread segment of feed screw nut and screw rod is threadedly coupled, rack and pinion engages, slider disc is concentric installed in the upper end of screw rod, slider disc, which can slide up and down, to be arranged in cylindrical bearing seat, support the upper end of spring and the lower surface fitting of slider disc, support the lower end of spring and the upper surface fitting of fixed disk, left journal stirrup and right journal stirrup are fixed on the left and right sides of slider disc, the first connecting portion of left clamping jaw is by left hinge on left journal stirrup, the second connecting portion of right clamping jaw is by right hinge on right journal stirrup.The utility model realizes synchronous clamping and the release of double fastener pawl, and synchronism is good, is advantageously implemented the positioning and clamping to workpiece.
Description
Technical field
Chuck apparatus technical field is the utility model is related to, more particularly to a kind of spiral rod type Workpiece clamping device.
Background technology
Fixture is to be used for during machine-building fixing processing object, is allowed to occupy correct position, with receive construction or
The device of detection.In a broad sense, any process in technical process, for dress that is rapid, easily and safely installing workpiece
Put, all can be described as fixture.Such as weld jig, inspection jig, assembling jig, jig etc..Wherein jig is the most normal
See, be often simply called fixture.In workpieces processing on lathe, to make the surface energy of workpiece reach size as defined in drawing, geometric form
Shape and with the technical requirements such as the relative-position error of other surfaces, workpiece must be installed, clipped before processing.Fixture generally by
Setting element, clamping device, knife induction element, indexing means, connecting element and clamp body etc. are formed.Fixture species is by making
It can be divided into feature：1. universal fixture, such as machine vice, chuck, sucker, dividing head and rotary table, have very big
Versatility, can preferably adapt to the conversion of manufacturing procedure and processing object, its structure has been shaped, the seriation of size, specification,
A kind of wherein most of standard accessories for turning into lathe.2. specificity fixture is certain product parts on certain procedure
Clamping needs and specially manufactured and designed, and service object is single-minded, and specific aim is very strong, typically by product manufacturing factory designed, designed, commonly uses
Have turning attachment, fraise jig, drill jig, boring template and pallet.3. flexible jig, can change or adjustment element it is special
Fixture.4. built-up jig, the fixture being made up of the standardized component of different shape, specification and purposes, suitable for trial production of new products
Single-piece, small serial production and the temporary duty often changed with product.Fixture common at present is all tight using double fastener claw clip, still
Double fastener pawl, so clamping synchronism is poor, causes the change of clamped position because driving part is different.
Utility model content
The purpose of this utility model is to provide a kind of spiral rod type Workpiece clamping device, realize double fastener pawl synchronous clamping and
Unclamp, synchronism is good, is advantageously implemented the positioning and clamping to workpiece, rational in infrastructure, good reliability.
Technical scheme is used by the utility model solves its technical problem：
A kind of spiral rod type Workpiece clamping device, it include support plinth, cylindrical bearing seat, fixed disk, trip bolt,
Guide pin bushing, screw rod, rotation stop latch, rotation stop groove, supporting spring, gear, gear support, rack, rack guide holder, drive cylinder,
Cylinder saddle, slider disc, left clamping jaw, left journal stirrup, left bearing pin, right clamping jaw, right journal stirrup, right bearing pin, work mounting s seat, workpiece positioning
Disk, the cylindrical bearing seat are fixed on support plinth, and the fixed disk is fixed on cylindrical bearing seat by trip bolt
Interior, the screw rod includes the supporting section of upper end and the thread segment of lower end, and the screw rod can be slided up and down by supporting section and set
Put on fixed disk, rotation stop groove is provided with the supporting section of the screw rod, being provided with rotation stop on the cylindrical bearing seat inserts
Pin, the rotation stop latch insert rotation stop groove, and the gear is rotatably provided on gear support, concentric fixation in the gear
Feed screw nut, the thread segment threaded connection of the feed screw nut and screw rod are provided with, the rack guide holder is fixed on cylinder
In shape fulcrum bearing, the rack is slidably arranged on rack guide holder, the rack and pinion engagement, the drive cylinder bag
Cylinder body and piston rod are included, the cylinder body is fixed on cylinder saddle, and the cylinder saddle is fixed on the side of support plinth, described
The left end connection rack of piston rod, the slider disc is concentric can be slided up and down installed in the upper end of screw rod, the slider disc
It is arranged in cylindrical bearing seat, the supporting spring and the concentric setting of screw rod, the upper end of the supporting spring and slip
The lower surface fitting of disk, the lower end of the supporting spring and the upper surface fitting of fixed disk, the left journal stirrup and right journal stirrup are fixed
The first clamping section, the first limiting section, first connecting portion, the left side are provided with the left and right sides of slider disc, the left clamping jaw
The first connecting portion of clamping jaw on left journal stirrup, is provided with the second clamping section, the second limit by left hinge on the right clamping jaw
Position portion, second connecting portion, the second connecting portion of the right clamping jaw by right hinge on right journal stirrup, the workpiece positioning disk
On work mounting s seat.
Further, the trip bolt is hexagon socket cap head screw.
Further, the rotation stop groove is long U-type groove.
Compared to the prior art the utility model, has advantages below and effect：The piston rod action of drive cylinder, drives
Rack slides along rack guide holder, and drives pinion rotation, the thread segment band that the feed screw nut on gear passes through screw rod
Dynamic screw rod slide downward, while drive slider disc to move downward, left clamping jaw and right clamping jaw downward actuation, first on left clamping jaw
The upper surface of the second limiting section contact cylindrical bearing seat on limiting section and right clamping jaw, left clamping jaw and the synchronous inwardly pendulum of right clamping jaw
It is dynamic, realize the clamping to workpiece.Support spring effect primarily to eliminate screw rod slide when in vertical direction between
Gap, it ensure that the stationarity of slip.When unclamping workpiece, the piston rod reverse slide of drive cylinder, driven by rack and pinion
Screw rod moves upwards, left clamping jaw and synchronously release of the realization to workpiece of right clamping jaw.Trip bolt is hexagon socket cap head screw,
It is rational in infrastructure, it is advantageously implemented the Quick fastening to fixed disk.Rotation stop groove is long U-type groove, effectively prevent screw rod rotation.This
Utility model realizes synchronous clamping and the release of double fastener pawl, and synchronism is good, is advantageously implemented the positioning and clamping to workpiece, structure
Rationally, good reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1. support plinth, 2. cylindrical bearing seats, 3. fixed disks, 4. trip bolts, 5. guide pin bushings, 6. screw rods, 7.
Rotation stop latch, 8. rotation stop grooves, 9. supporting springs, 10. gears, 11. gear supports, 12. racks, 13. rack guide holders, 14. drive
Take offence cylinder, 15. cylinder saddles, 16. slider discs, 17. left clamping jaws, 18. left journal stirrups, 19. left bearing pins, 20. right clamping jaws, 21. right branch
Ear, 22. right bearing pins, 23. work mounting s seats, 24. workpiece positioning disks, 25. supporting sections, 26. thread segments, 27. cylinder bodies, 28. pistons
Bar, 29. first clamping sections, 30. first limiting sections, 31. first connecting portions, 32. second clamping sections, 33. second limiting sections, 34.
Second connecting portion, 35. feed screw nuts.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in further detail by embodiment, and following examples are pair
It is of the present utility model explanation and the utility model is not limited to following examples.
As shown in figure 1, a kind of spiral rod type Workpiece clamping device, it includes support plinth 1, cylindrical bearing seat 2, fixed
Disk 3, trip bolt 4, guide pin bushing 5, screw rod 6, rotation stop latch 7, rotation stop groove 8, supporting spring 9, gear 10, gear support 11, tooth
Bar 12, rack guide holder 13, drive cylinder 14, cylinder saddle 15, slider disc 16, left clamping jaw 17, left journal stirrup 18, left bearing pin 19,
Right clamping jaw 20, right journal stirrup 21, right bearing pin 22, work mounting s seat 23, workpiece positioning disk 24, the cylindrical bearing seat 2 are fixed on
On support plinth 1, the fixed disk 3 is fixed in cylindrical bearing seat 2 by trip bolt 4, and the trip bolt 4 is interior six
Angle fillister head screw, it is rational in infrastructure, it is advantageously implemented the Quick fastening to fixed disk 3.The screw rod 6 includes the supporting of upper end
Section 25 and the thread segment 26 of lower end, the screw rod 6 can be slided up and down by supporting section 25 to be arranged on fixed disk 3, the spiral shell
Rotation stop groove 8 is provided with the supporting section 25 of swing arm 6, rotation stop latch 7 is provided with the cylindrical bearing seat 2, the rotation stop is inserted
Pin 7 inserts rotation stop groove 8, and the rotation stop groove 8 is long U-type groove, effectively prevent screw rod 6 and rotates.The gear 10 is rotatably set
Put on gear support 11, it is concentric in the gear 10 to be fixedly installed feed screw nut 35, the feed screw nut 35 and spiral
The thread segment 26 of bar 6 is threadedly coupled, and the rack guide holder 13 is fixed on cylindrical bearing seat 2, and the rack 12 is slidably
It is arranged on rack guide holder 13, the rack 12 and gear 10 engage, and the drive cylinder 14 includes cylinder body 27 and piston rod
28, the cylinder body 27 is fixed on cylinder saddle 14, and the cylinder saddle 14 is fixed on the side of support plinth 1, the piston
The left end connection rack 12 of bar 28, the slider disc 16 is concentric installed in the upper end of screw rod 6, and the slider disc 16 can be upper and lower
It is slidably arranged in cylindrical bearing seat 2, the supporting 6 concentric setting of spring 9 and screw rod is described to support the upper of spring 9
End and the lower surface of slider disc 16 are bonded, the lower end of the supporting spring 9 and the upper surface fitting of fixed disk 3, the left journal stirrup
18 and right journal stirrup 21 be fixed on the left and right sides of slider disc 16, the first clamping section 29, first limit is provided with the left clamping jaw 17
Position portion 30, first connecting portion 31, the first connecting portion 31 of the left clamping jaw 17 are hinged on left journal stirrup 18 by left bearing pin 19, institute
State and the second clamping section 32, the second limiting section 33, second connecting portion 34 are provided with right clamping jaw 20, the second of the right clamping jaw 20 connects
Socket part 34 is hinged on right journal stirrup 21 by right bearing pin 22, and the workpiece positioning disk 24 is arranged on work mounting s seat 23.
Pass through above-mentioned technical proposal, a kind of spiral rod type Workpiece clamping device of the utility model is in use, drive cylinder 14
Piston rod 28 act, band carry-over bar 12 slides along rack guide holder 13, and is rotated with moving gear 10, the silk on gear 10
Stem nut 35 drives the slide downward of screw rod 6 by the thread segment 26 of screw rod 6, while drives slider disc 16 to move downward, left
Clamping jaw 17 and the downward actuation of right clamping jaw 20, the second limiting section 33 on the first limiting section 30 and right clamping jaw 20 on left clamping jaw 17 connect
The upper surface of cylindrical bearing seat 2, left clamping jaw 17 and the synchronous inwardly swing of right clamping jaw 20 are touched, realizes the clamping to workpiece.Supporting
Spring 9 acts on the gap primarily to when eliminating the slip of screw rod 6 in vertical direction, ensure that the stationarity of slip.
When unclamping workpiece, the reverse slide of piston rod 28 of drive cylinder 14, screw rod 6 is driven to transport upwards by rack 12 and gear 10
It is dynamic, left clamping jaw 17 and the synchronous release realized to workpiece of right clamping jaw 20.The utility model realizes synchronous clamping and the pine of double fastener pawl
Open, synchronism is good, is advantageously implemented the positioning and clamping to workpiece, rational in infrastructure, good reliability.
Above content described in this specification is only to the utility model example explanation.The utility model
Person of ordinary skill in the field can make various modifications or supplement to described specific embodiment or using class
As mode substitute, content without departing from the utility model specification or surmount model defined in the claims
Enclose, the scope of protection of the utility model all should be belonged to.
Claims (3)
- A kind of 1. spiral rod type Workpiece clamping device, it is characterised in that：It include support plinth, cylindrical bearing seat, fixed disk, Trip bolt, guide pin bushing, screw rod, rotation stop latch, rotation stop groove, supporting spring, gear, gear support, rack, rack guide holder, Drive cylinder, cylinder saddle, slider disc, left clamping jaw, left journal stirrup, left bearing pin, right clamping jaw, right journal stirrup, right bearing pin, work mounting s Seat, workpiece positioning disk, the cylindrical bearing seat are fixed on support plinth, and the fixed disk is fixed on circle by trip bolt In cylindrical support seat, the screw rod includes the supporting section of upper end and the thread segment of lower end, and the screw rod can by supporting section Slide up and down and be arranged on fixed disk, rotation stop groove is provided with the supporting section of the screw rod, is set on the cylindrical bearing seat Rotation stop latch is equipped with, the rotation stop latch inserts rotation stop groove, and the gear is rotatably provided on gear support, in the gear It is concentric to be fixedly installed feed screw nut, the thread segment threaded connection of the feed screw nut and screw rod, the rack guide holder It is fixed on cylindrical bearing seat, the rack is slidably arranged on rack guide holder, the rack and pinion engagement, described Drive cylinder includes cylinder body and piston rod, and the cylinder body is fixed on cylinder saddle, and the cylinder saddle is fixed on support plinth Side, the left end connection rack of the piston rod, the slider disc is concentric installed in the upper end of screw rod, the slider disc It can slide up and down and be arranged in cylindrical bearing seat, the supporting spring and the concentric setting of screw rod, the supporting spring Upper end and the lower surface of slider disc fitting, it is described supporting spring lower end and fixed disk upper surface fitting, the left journal stirrup and Right journal stirrup is fixed on the left and right sides of slider disc, and the first clamping section, the first limiting section, the first connection are provided with the left clamping jaw On left journal stirrup, the second clamping is provided with the right clamping jaw by left hinge for portion, the first connecting portion of the left clamping jaw Portion, the second limiting section, second connecting portion, the second connecting portion of the right clamping jaw by right hinge on right journal stirrup, it is described Workpiece positioning disk is arranged on work mounting s seat.
- A kind of 2. spiral rod type Workpiece clamping device according to claim 1, it is characterised in that：The trip bolt is interior Hexagonal cylindrical head screw.
- A kind of 3. spiral rod type Workpiece clamping device according to claim 1, it is characterised in that：The rotation stop groove is long U Type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720530152.1U CN206982225U (en) | 2017-05-14 | 2017-05-14 | A kind of spiral rod type Workpiece clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720530152.1U CN206982225U (en) | 2017-05-14 | 2017-05-14 | A kind of spiral rod type Workpiece clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206982225U true CN206982225U (en) | 2018-02-09 |
Family
ID=61391977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720530152.1U Expired - Fee Related CN206982225U (en) | 2017-05-14 | 2017-05-14 | A kind of spiral rod type Workpiece clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206982225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759640A (en) * | 2018-12-09 | 2019-05-17 | 青岛征和链传动有限公司 | A kind of pull-up vertical internal broaching machine broaching singly-bound slot device |
| CN112372340A (en) * | 2020-11-04 | 2021-02-19 | 温州大学激光与光电智能制造研究院 | Spherical machine tool fixture |
-
2017
- 2017-05-14 CN CN201720530152.1U patent/CN206982225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759640A (en) * | 2018-12-09 | 2019-05-17 | 青岛征和链传动有限公司 | A kind of pull-up vertical internal broaching machine broaching singly-bound slot device |
| CN112372340A (en) * | 2020-11-04 | 2021-02-19 | 温州大学激光与光电智能制造研究院 | Spherical machine tool fixture |
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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: 20180209 Termination date: 20180514 |