CN103769885A - High-precision fine adjustment clamp - Google Patents
High-precision fine adjustment clamp Download PDFInfo
- Publication number
- CN103769885A CN103769885A CN201310675352.2A CN201310675352A CN103769885A CN 103769885 A CN103769885 A CN 103769885A CN 201310675352 A CN201310675352 A CN 201310675352A CN 103769885 A CN103769885 A CN 103769885A
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- CN
- China
- Prior art keywords
- clamp
- fixed block
- spring
- clamping fixture
- fixture seat
- 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
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Classifications
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- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses a high-precision fine adjustment clamp, and belongs to the field of clamps. The high-precision fine adjustment clamp comprises a clamp base, a left fixing block, a left screw, a left clamping block, a right clamping block, a guide rod and a right fixing block, wherein a dovetail groove is formed in the clamp base, and the left fixing block and the right fixing block are arranged at the two ends of the dovetail groove. The high-precision fine adjustment clamp further comprises a driven connection rod, a left spring, a driving connection rod, a right spring, a transfer rod, a right screw and a handle, wherein one end of the driven connection rod is hinged to the clamp base, the other end of the driven connection rod is connected with the driving connection rod through the transfer rod, and one end, close to a hinge, of the driven connection rod is connected with the guide rod. The high-precision fine adjustment clamp solves the problems that by means of an existing clamp, fine adjustment is difficult, and locating precision is low. The high-precision fine adjustment clamp has the advantages of being simple in structure, reasonable in design, and easy to manufacture.
Description
Technical field
The invention belongs to fixture field, more particularly, relate to a kind of high precision fine tuning fixture for piece-holder.
Background technology
In machine industry, utilize lathe to process all kinds of workpiece, utilize clamping device that workpiece is fixed adding man-hour requirement, thereby realize cylindrical, end face, screw thread and the axial machining such as cut-out.For the not high part of machining accuracy, generally can directly on platen face, adjust and realize positioning and clamping, the position of part is determined in the setting that by machining coordinate is then.And for the higher workpiece of requirement on machining accuracy, must repeatedly proofread the relative position of workpiece and lathe tool, therefore must increase positioning precision.Plain clamp can not be finely tuned simultaneously, causes the control of clamping force to be difficult for, and too pine does not have positioning action, too tightly damages surface of the work, even compression failure workpiece.
Summary of the invention
The problem that the fine setting causing for existing fixture is difficult for, positioning precision is not high, the invention provides a kind of high precision fine tuning fixture.
For addressing the above problem, the present invention adopts following technical scheme.
A kind of high precision fine tuning fixture, comprises clamping fixture seat, left fixed block, left screw rod, left clamp, right clamp, guide rod, right fixed block, on clamping fixture seat, be provided with dovetail groove, and be provided with left fixed block and right fixed block at dovetail groove two ends, and left fixed block is provided with screwed hole, and right fixed block is provided with unthreaded hole, left clamp and right clamp are all assemblied in the dovetail groove on clamping fixture seat, left screw rod one end and left clamp are connected, the threaded engagement of the other end and left fixed block, and guide rod one end and right clamp are connected, the other end is assemblied in the unthreaded hole of right fixed block, also comprises follower link, left spring, drive connecting rod, right spring, transmission lever, right screw rod, handle, one end of described follower link is articulated with on clamping fixture seat, the other end is connected with drive connecting rod by transmission lever, its one end near hinge is connected with guide rod, described drive connecting rod one end is articulated with on clamping fixture seat, the other end is connected with right screw rod, described right screw rod is assemblied in the screwed hole of clamping fixture seat, and in its one end, handle is set, described left spring one end is connected with follower link upper end, the other end is connected with clamping fixture seat, and described right spring one end is connected with drive connecting rod lower end, and the other end is connected with clamping fixture seat.
Described left spring and right spring are extension spring.
Than prior art, beneficial effect of the present invention is:
(1) the present invention utilizes lever principle, and larger input is converted into minimum displacement, and the convenient trace of realizing regulates, and makes positioning precision be improved simultaneously.
(2) the present invention is simple in structure, reasonable in design, is easy to manufacture.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is the cutaway view along A-A line in Fig. 1.
In figure: 1-clamping fixture seat, 2-left fixed block, 3-left screw rod, 4-left clamp, 5-right clamp, 6-guide rod, 7-right fixed block, 8-follower link, 9-left spring, 10-drive connecting rod, 11-right spring, 12-transmission lever, 13-right screw rod, 14-handle.
The specific embodiment
Describe the present invention below in conjunction with accompanying drawing.
As Fig. 1, shown in Fig. 2, high precision fine tuning fixture comprises clamping fixture seat 1, left fixed block 2, left screw rod 3, left clamp 4, right clamp 5, guide rod 6, right fixed block 7, on clamping fixture seat 1, be provided with dovetail groove, and be provided with left fixed block 2 and right fixed block 7 at dovetail groove two ends, left fixed block 2 is provided with screwed hole, right fixed block 7 is provided with unthreaded hole, left clamp 4 and right clamp 5 are all assemblied in the dovetail groove on clamping fixture seat 1, left screw rod 3 one end and left clamp 4 are connected, the threaded engagement of the other end and left fixed block 2, guide rod 6 one end and right clamp 5 are connected, the other end is assemblied in the unthreaded hole of right fixed block 7, also comprise follower link 8, left spring 9, drive connecting rod 10, right spring 11, transmission lever 12, right screw rod 13, handle 14, one end of described follower link 8 is articulated with on clamping fixture seat 1, the other end is connected with drive connecting rod 10 by transmission lever 12, its one end near hinge is connected with guide rod 6, described drive connecting rod 10 one end are articulated with on clamping fixture seat 1, the other end is connected with right screw rod 13, described right screw rod 13 is assemblied in the screwed hole of clamping fixture seat 1, and in its one end, handle 14 is set, described left spring 9 one end are connected with follower link 8 upper ends, the other end is connected with clamping fixture seat 1, described right spring 11 one end are connected with drive connecting rod 10 lower ends, the other end is connected with clamping fixture seat 1.
Described left spring 9 and right spring 11 are extension spring.
embodiment 1
As Fig. 1, shown in Fig. 2, high precision fine tuning fixture comprises clamping fixture seat 1, left fixed block 2, left screw rod 3, left clamp 4, right clamp 5, guide rod 6, right fixed block 7, on clamping fixture seat 1, be provided with dovetail groove, and be provided with left fixed block 2 and right fixed block 7 at dovetail groove two ends, left fixed block 2 is provided with screwed hole, right fixed block 7 is provided with unthreaded hole, left clamp 4 and right clamp 5 are all assemblied in the dovetail groove on clamping fixture seat 1, left screw rod 3 one end and left clamp 4 are connected, the threaded engagement of the other end and left fixed block 2, guide rod 6 one end and right clamp 5 are connected, the other end is assemblied in the unthreaded hole of right fixed block 7, also comprise follower link 8, left spring 9, drive connecting rod 10, right spring 11, transmission lever 12, right screw rod 13, handle 14, one end of described follower link 8 is articulated with on clamping fixture seat 1, the other end is connected with drive connecting rod 10 by transmission lever 12, its one end near hinge is connected with guide rod 6, described drive connecting rod 10 one end are articulated with on clamping fixture seat 1, the other end is connected with right screw rod 13, described right screw rod 13 is assemblied in the screwed hole of clamping fixture seat 1, and in its one end, handle 14 is set, described left spring 9 one end are connected with follower link 8 upper ends, the other end is connected with clamping fixture seat 1, described right spring 11 one end are connected with drive connecting rod 10 lower ends, the other end is connected with clamping fixture seat 1.
Described left spring 9 and right spring 11 are extension spring, and both pitches are identical, and cross section is circle.Described follower link 8 is same with the bar appearance of drive connecting rod 10.
Claims (2)
1. a high precision fine tuning fixture, comprise clamping fixture seat (1), left fixed block (2), left screw rod (3), left clamp (4), right clamp (5), guide rod (6), right fixed block (7), clamping fixture seat is provided with dovetail groove on (1), and be provided with left fixed block (2) and right fixed block (7) at dovetail groove two ends, left fixed block (2) is provided with screwed hole, right fixed block (7) is provided with unthreaded hole, left clamp (4) and right clamp (5) are all assemblied in the dovetail groove on clamping fixture seat (1), left screw rod (3) one end and left clamp (4) are connected, the threaded engagement of the other end and left fixed block (2), guide rod (6) one end and right clamp (5) are connected, the other end is assemblied in the unthreaded hole of right fixed block (7), it is characterized in that, also comprise follower link (8), left spring (9), drive connecting rod (10), right spring (11), transmission lever (12), right screw rod (13), handle (14), one end of described follower link (8) is articulated with on clamping fixture seat (1), the other end is connected with drive connecting rod (10) by transmission lever (12), its one end near hinge is connected with guide rod (6), described drive connecting rod (10) one end is articulated with on clamping fixture seat (1), the other end is connected with right screw rod (13), described right screw rod (13) is assemblied in the screwed hole of clamping fixture seat (1), and handle (14) is set in its one end, described left spring (9) one end is connected with follower link (8) upper end, the other end is connected with clamping fixture seat (1), described right spring (11) one end is connected with drive connecting rod (10) lower end, the other end is connected with clamping fixture seat (1).
2. high precision fine tuning fixture according to claim 1, is characterized in that, described left spring (9) and right spring (11) are extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310675352.2A CN103769885A (en) | 2013-12-13 | 2013-12-13 | High-precision fine adjustment clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310675352.2A CN103769885A (en) | 2013-12-13 | 2013-12-13 | High-precision fine adjustment clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103769885A true CN103769885A (en) | 2014-05-07 |
Family
ID=50562894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310675352.2A Pending CN103769885A (en) | 2013-12-13 | 2013-12-13 | High-precision fine adjustment clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103769885A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1379050A1 (en) * | 1986-03-11 | 1988-03-07 | Предприятие П/Я М-5836 | Clamping device |
| CN202224962U (en) * | 2011-10-08 | 2012-05-23 | 河南森茂机械有限公司 | High-precision fine-adjustment clamp |
| CN103170847A (en) * | 2012-12-19 | 2013-06-26 | 浙江吉利罗佑发动机有限公司 | Workpiece clamp |
| KR20130096017A (en) * | 2012-02-21 | 2013-08-29 | 이보경 | Clamping fixture |
| CN103433776A (en) * | 2013-08-22 | 2013-12-11 | 芜湖奕辰模具科技有限公司 | Composite fixture with measurable pressure |
| CN103737384A (en) * | 2013-12-12 | 2014-04-23 | 芜湖市天雄新材料科技有限公司 | Limiting looseness-prevention high-precision fine adjustment fixture |
| CN203679788U (en) * | 2013-12-13 | 2014-07-02 | 芜湖市天雄塑料科技有限公司 | High-precision fine adjustment fixture |
-
2013
- 2013-12-13 CN CN201310675352.2A patent/CN103769885A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1379050A1 (en) * | 1986-03-11 | 1988-03-07 | Предприятие П/Я М-5836 | Clamping device |
| CN202224962U (en) * | 2011-10-08 | 2012-05-23 | 河南森茂机械有限公司 | High-precision fine-adjustment clamp |
| KR20130096017A (en) * | 2012-02-21 | 2013-08-29 | 이보경 | Clamping fixture |
| CN103170847A (en) * | 2012-12-19 | 2013-06-26 | 浙江吉利罗佑发动机有限公司 | Workpiece clamp |
| CN103433776A (en) * | 2013-08-22 | 2013-12-11 | 芜湖奕辰模具科技有限公司 | Composite fixture with measurable pressure |
| CN103737384A (en) * | 2013-12-12 | 2014-04-23 | 芜湖市天雄新材料科技有限公司 | Limiting looseness-prevention high-precision fine adjustment fixture |
| CN203679788U (en) * | 2013-12-13 | 2014-07-02 | 芜湖市天雄塑料科技有限公司 | High-precision fine adjustment fixture |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140507 |