CN203679789U - Pressure-measurable high-precision fine adjustment clamp - Google Patents

Pressure-measurable high-precision fine adjustment clamp Download PDF

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Publication number
CN203679789U
CN203679789U CN201320816879.8U CN201320816879U CN203679789U CN 203679789 U CN203679789 U CN 203679789U CN 201320816879 U CN201320816879 U CN 201320816879U CN 203679789 U CN203679789 U CN 203679789U
Authority
CN
China
Prior art keywords
clamp
fixed block
connecting rod
spring
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.)
Expired - Fee Related
Application number
CN201320816879.8U
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Chinese (zh)
Inventor
黄雄关
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUHU TIANXIONG PLASTIC SCIENCE & TECHNOLOGY Co Ltd
Original Assignee
WUHU TIANXIONG PLASTIC SCIENCE & TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WUHU TIANXIONG PLASTIC SCIENCE & TECHNOLOGY Co Ltd filed Critical WUHU TIANXIONG PLASTIC SCIENCE & TECHNOLOGY Co Ltd
Priority to CN201320816879.8U priority Critical patent/CN203679789U/en
Application granted granted Critical
Publication of CN203679789U publication Critical patent/CN203679789U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a pressure-measurable high-precision fine adjustment clamp, and belongs to the field of clamps. The pressure-measurable 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, and further comprises a driven connecting rod, a left spring, a driving connecting rod, a right spring, a transmission rod, a right screw, a handle and pressure sensors, wherein one end of the driven connecting rod is hinged on the clamp base; the other end of the driven connecting rod is connected with the driving connecting rod through the transmission rod; one end of the driven connecting rod close to a hinge is connected with the guide rod; the pressure sensors are arranged on clamping surfaces of the left clamping block and the right clamping block. The pressure-measurable high-precision fine adjustment clamp solves the problems in the conventional clamp that the fine adjustment is not easy, the clamping force is not easy to control, and the positioning precision is not high, and has the advantages of simple structure, reasonable design and simplicity in manufacturing.

Description

Pressure measurable type high precision fine tuning fixture
Technical field
The invention belongs to fixture field, more particularly, relate to a kind of pressure measurable type 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, chucking power is wayward, positioning precision is not high, the invention provides a kind of pressure measurable type high precision fine tuning fixture.
For addressing the above problem, the present invention adopts following technical scheme.
A kind of pressure measurable type high precision fine tuning fixture, comprise 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, left fixed block is provided with screwed hole, 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, guide rod one end and right clamp are connected, the other end is assemblied in the unthreaded hole of right fixed block, also comprise follower link, left spring, drive connecting rod, right spring, transmission lever, right screw rod, handle, pressure sensor, 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, described right spring one end is connected with drive connecting rod lower end, the other end is connected with clamping fixture seat, described pressure sensor is arranged on the clamping area of left clamp and right clamp.
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 provided with pressure sensor on clamp, can be the in the situation that of clamp fast moving, and assurance clamp in OK range, is unlikely to damage workpiece to the pressure of workpiece; Pressure during simultaneously Workpiece clamping for unlike material and size is made statistical table, convenient while operating in the future as contrasting, thereby increase work efficiency.
(3) 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, 15-pressure sensor.
The specific embodiment
Describe the present invention below in conjunction with accompanying drawing.
As Fig. 1, shown in Fig. 2, pressure measurable type 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, pressure sensor 15, 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 pressure sensor 15 is arranged on the clamping area of left clamp 4 and right clamp 5.
Described left spring 9 and right spring 11 are extension spring.
embodiment 1
As Fig. 1, shown in Fig. 2, pressure measurable type 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, pressure sensor 15, 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 pressure sensor 15 is arranged on the clamping area of left clamp 4 and right clamp 5.
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 pressure measurable type 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), pressure sensor (15), 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), described pressure sensor (15) is arranged on the clamping area of left clamp (4) and right clamp (5).
2. pressure measurable type high precision fine tuning fixture according to claim 1, is characterized in that, described left spring (9) and right spring (11) are extension spring.
CN201320816879.8U 2013-12-13 2013-12-13 Pressure-measurable high-precision fine adjustment clamp Expired - Fee Related CN203679789U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320816879.8U CN203679789U (en) 2013-12-13 2013-12-13 Pressure-measurable high-precision fine adjustment clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320816879.8U CN203679789U (en) 2013-12-13 2013-12-13 Pressure-measurable high-precision fine adjustment clamp

Publications (1)

Publication Number Publication Date
CN203679789U true CN203679789U (en) 2014-07-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320816879.8U Expired - Fee Related CN203679789U (en) 2013-12-13 2013-12-13 Pressure-measurable high-precision fine adjustment clamp

Country Status (1)

Country Link
CN (1) CN203679789U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104043980A (en) * 2013-12-13 2014-09-17 芜湖市天雄新材料科技有限公司 Pressure measurable high-precision micro-adjusting clamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104043980A (en) * 2013-12-13 2014-09-17 芜湖市天雄新材料科技有限公司 Pressure measurable high-precision micro-adjusting clamp

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140702

Termination date: 20141213

EXPY Termination of patent right or utility model