CN105081830A - Clamp for clamping double workpieces through double clamping jaw positioning sheets - Google Patents
Clamp for clamping double workpieces through double clamping jaw positioning sheets Download PDFInfo
- Publication number
- CN105081830A CN105081830A CN201510516813.0A CN201510516813A CN105081830A CN 105081830 A CN105081830 A CN 105081830A CN 201510516813 A CN201510516813 A CN 201510516813A CN 105081830 A CN105081830 A CN 105081830A
- Authority
- CN
- China
- Prior art keywords
- double
- clamping jaw
- regulating shaft
- pedestal
- clamping
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/08—Devices for clamping a plurality of workpieces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention relates to the field of workpiece clamping devices, and discloses a clamp for clamping double workpieces through double clamping jaw positioning sheets. According to the scheme, the clamp for clamping the double workpieces through the double clamping jaw positioning sheets comprises a base, a fixing block, a left clamping jaw, a right clamping jaw and a regulating shaft; the fixing block is arranged in the middle portion of the upper surface of the base, and the base is provided with a horizontal through hole; the through hole penetrates two nonadjacent vertical places of the base, and the regulating shaft is in interference fit with the through hole; the left clamping jaw and the right clamping jaw are arranged at the two ends, extending out of the through hole, of the regulating shaft in a sleeved manner, and the left clamping jaw and the right clamping jaw are connected with the regulating shaft through threads; the thread turning directions in the threaded connection of the regulating shaft are the same, and the thread turning directions in the threaded connection between the left clamping jaw and the right clamping jaw are opposite; clamp for clamping the double workpieces through the double clamping jaw positioning sheets further comprises a front positioning piece and a rear positioning piece, and the front positioning piece and the rear positioning piece are horizontally and symmetrically arranged on two side faces, without through holes, of the base; The clamp for clamping the double workpieces through the double clamping jaw positioning sheets has the beneficial effects that the structure is simple, the cost is low, and the purpose of clamping the double workpieces can be achieved.
Description
Technical field
The present invention relates to Workpiece clamping device field, be specifically related to the fixture of a kind of double fastener pawl spacer clamping dual-workpiece.
Background technology
In machining, often need process multiple identical workpiece, such as milling workpiece plane, drill workpiece plane hole etc.If carry out clamping processing with a fixture to each workpiece, the clamping of each like this workpiece needs clamping, unclamps, and next workpiece clamps the process of unclamping and repeating so again.Such clamping mode efficiency is low, and labour intensity is large, and machining accuracy is difficult to ensure.
Publication number be CN204094513U patent discloses a kind of multi-workpiece fixture of machine tool, comprise pedestal, fixed block, movable block, cylinder guide post, one end are fixedly connected with the adjusting screw(rod) of handle, and recess is established in described fixed block both sides; Described fixed block is fixed on medium position on pedestal; Parallel gripper shoe is fixed at described base bottom two ends; Described cylinder guide post two ends are fixedly connected with in two gripper shoes; Second through hole of described adjusting screw(rod) two ends in two gripper shoes forms rotational structure together with bearing assemble; Described movable block has two and Parallel Symmetric is distributed in fixed block both sides; The square hole gap, upper end of two described movable blocks loads pedestal, and its bottom guide bar through hole and cylinder guide post coordinate and slide and engage with two sections of helicitic textures on adjusting screw(rod) respectively.
Owing to have employed, screw thread is set on adjusting screw(rod), on movable block arrange match with screw flight screw thread to reach clamping effect.Meanwhile, just also needing, cylinder guide post is set and prevents mobile fast circumference from rotating, bearing is set at adjusting screw(rod) two ends and rotates to facilitate adjusting screw(rod).Like this, just cause its complex structure, cost is higher.
Summary of the invention
The object of this invention is to provide a kind of structure simple, the fixture of clamping dual-workpiece with low cost.
For solving complex structure in prior art, the problem that cost is higher, the base case of employing is as follows: a kind of fixture of double fastener pawl spacer clamping dual-workpiece, comprising: pedestal, fixed block, left jaw, right jaw, regulating shaft; Described fixed block is arranged on the middle part of pedestal upper surface, and described pedestal is provided with the through hole of level, and described through hole runs through two non-conterminous sides of pedestal, and described regulating shaft coordinates with via clearance; Described left and right jaw is set in the two ends that regulating shaft stretches out through hole, and described left and right jaw is threaded with regulating shaft; The thread rotary orientation be threaded of described regulating shaft is identical, and the thread rotary orientation of the middle employing that is threaded of described left and right jaw is contrary; Also comprise forward and backward spacer, two of pedestal of being arranged on of described forward and backward spacer level and symmetry do not open on the side in hole.
Operation principle and the beneficial effect of this base case are: after putting into two workpieces to be processed in left and right, rotate forward regulating shaft, setting rotates forward regulating shaft, left and right jaw relative motion, because regulating shaft and left and right jaw are for being threaded, and the thread rotary orientation that left and right jaw is threaded is contrary.So left and right jaw is along driving shaft relative motion, and the workpiece on left jaw and the fixed block clamping left side, right jaw and fixed block clamp the workpiece on the right.When rotating regulating shaft, due to the restriction of forward and backward spacer, so left and right jaw cannot rotate in the circumference of regulating shaft, and can move in the axis of regulating shaft.Adopt guide post different from prior art, owing to have employed the simple forward and backward spacer of structure.Do not need the supporting adn fixing device that guide post and guide post are set again, make this programme structure simple, with low cost.
Preferred version 1, as the improvement to base case.The top edge height of a spacer in described forward and backward spacer is higher than pedestal, and the top edge height of another spacer is not higher than pedestal.Advantage is, can position, and can not limit the length for the processing work other end to one end of workpiece to be processed in the Y direction of horizontal plane.
Preferred version 2, as the improvement to base case.Described forward and backward spacer is fixedly connected with pedestal by screw.Advantage is, facilitates the dismounting of forward and backward spacer, can select the forward and backward spacer of different size according to the geomery of part to be processed.
Preferred version 3, as the improvement to base case.Also comprise handle, described handle is fixedly connected on regulating shaft one end.Advantage is, handled easily is laborsaving.
Preferred version 4, as the improvement to base case.Described fixed block is fixedly connected with pedestal by hexagon socket head cap screw.Advantage is, facilitates the dismounting of fixed block, can select the fixed block of different size according to the geomery of part to be processed, in addition, due to the part that hexagon socket head cap screw is not given prominence to, so facilitate the upper surface of processing work.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fixture of double fastener pawl spacer of the present invention clamping dual-workpiece.
Detailed description of the invention
For making content of the present invention more become apparent, be described further below in conjunction with the drawings and specific embodiments.
Embodiment 1
As shown in Figure 1, a kind of fixture of double fastener pawl spacer clamping dual-workpiece, comprising: pedestal 1, handle 3, regulating shaft 5, left jaw 7, predetermination bit slice 9, screw 11, hexagon socket head cap screw 13, fixed block 15, right jaw 17, rear spacer 19, workpiece 100.
Fixed block 15 is arranged on the middle part of pedestal 1 upper surface by hexagon socket head cap screw 13, and pedestal 1 is provided with the through hole of level, and described through hole runs through left and right two non-conterminous sides of pedestal 1, and regulating shaft 5 and through hole adopt matched in clearance; Left and right jaw be set in regulating shaft 5 stretch out through hole two ends and adopt be threaded, the thread rotary orientation of the middle employing that is threaded of described left and right jaw is contrary; Described forward and backward spacer level and symmetry be arranged on pedestal former and later two do not open on the side in hole.The height of the top edge of predetermination bit slice 9 is higher than pedestal 1, and the height of the top edge of rear spacer 19 is not higher than pedestal 1.Like this, predetermination bit slice 9 can be used for positioning with spacing in the Y-axis of horizontal plane workpiece 100, and can not limit the length of workpiece 100.One end of regulating shaft 5 is connected with handle 3, handled easily, simultaneously can be laborsaving.The bottom of pedestal 1 arranges supporting disk, is used for stabilizing base 1, and prevent pedestal from toppling, supporting disk being arranged vertical positioning through hole can position fixture itself.
During work, put into workpiece 100, workpiece 100 can withstand predetermination bit slice 9 in the Y direction of horizontal plane.Rotate forward handle 3, handle 3 drives regulating shaft 5 to rotate forward, and setting rotates forward regulating shaft 5, left and right jaw relative motion, and because regulating shaft 5 and left and right jaw are for being threaded, and the thread rotary orientation that left and right jaw is threaded is contrary.So left and right jaw is along the axial relative motion of regulating shaft 5, and left jaw 7 and fixed block 15 clamp the workpiece 100 on the left side, right jaw 17 and fixed block 15 clamp the workpiece 100 on the right.When rotating regulating shaft 5, due to the restriction of forward and backward spacer, so left and right jaw cannot rotate in the circumference of regulating shaft 5, and can be free to slide in the axis of regulating shaft 5.
When after workpiece 100 completion of processing, in like manner, backwards rotation handle 3, just can unclamp workpiece 100.
When needing the workpiece 100 processing different size, only needing to unload screw 11, hexagon socket head cap screw 13, just can change the fixed block 15 and forward and backward spacer that adapt with the size of new workpiece 100.
Claims (5)
1. a fixture for double fastener pawl spacer clamping dual-workpiece, comprising: pedestal, fixed block, left jaw, right jaw, regulating shaft; Described fixed block is arranged on the middle part of pedestal upper surface, and described pedestal is provided with the through hole of level, and described through hole runs through two non-conterminous sides of pedestal, and described regulating shaft coordinates with via clearance; Described left and right jaw is set in the two ends that regulating shaft stretches out through hole, and described left and right jaw is threaded with regulating shaft; The thread rotary orientation be threaded of described regulating shaft is identical, and the thread rotary orientation of the middle employing that is threaded of described left and right jaw is contrary; It is characterized in that, also comprise forward and backward spacer, two of pedestal of being arranged on of described forward and backward spacer level and symmetry do not open on the side in hole.
2. the fixture of double fastener pawl spacer clamping dual-workpiece according to claim 1, it is characterized in that, the top edge height of a spacer in described forward and backward spacer is higher than pedestal, and the top edge height of another spacer is not higher than pedestal.
3. the fixture of double fastener pawl spacer clamping dual-workpiece according to claim 1, it is characterized in that, described forward and backward spacer is fixedly connected with pedestal by screw.
4. the fixture of double fastener pawl spacer clamping dual-workpiece according to claim 1, it is characterized in that, also comprise handle, described handle is fixedly connected on regulating shaft one end.
5. the fixture of double fastener pawl spacer clamping dual-workpiece according to claim 1, it is characterized in that, described fixed block is fixedly connected with pedestal by hexagon socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516813.0A CN105081830A (en) | 2015-08-21 | 2015-08-21 | Clamp for clamping double workpieces through double clamping jaw positioning sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516813.0A CN105081830A (en) | 2015-08-21 | 2015-08-21 | Clamp for clamping double workpieces through double clamping jaw positioning sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105081830A true CN105081830A (en) | 2015-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510516813.0A Pending CN105081830A (en) | 2015-08-21 | 2015-08-21 | Clamp for clamping double workpieces through double clamping jaw positioning sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105081830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015587A (en) * | 2017-11-30 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fixture for meeting conduit saddle seat batch Drilling operation |
| CN109178925A (en) * | 2018-08-21 | 2019-01-11 | 芜湖文青机械设备设计有限公司 | A kind of mechanical clamp |
-
2015
- 2015-08-21 CN CN201510516813.0A patent/CN105081830A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108015587A (en) * | 2017-11-30 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fixture for meeting conduit saddle seat batch Drilling operation |
| CN109178925A (en) * | 2018-08-21 | 2019-01-11 | 芜湖文青机械设备设计有限公司 | A kind of mechanical clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |