CN203726163U - Worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable - Google Patents
Worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable Download PDFInfo
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- CN203726163U CN203726163U CN201320823041.1U CN201320823041U CN203726163U CN 203726163 U CN203726163 U CN 203726163U CN 201320823041 U CN201320823041 U CN 201320823041U CN 203726163 U CN203726163 U CN 203726163U
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- worm
- fixed block
- clamp
- locking anti
- clamping
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Abstract
The utility model discloses a worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable, and belongs to the field of fixtures. The worm self-locking anti-loose type rapid clamping fixture comprises a fixture base, a left fixing block, a large screw, a left clamping block, a right clamping block, a guide rod, a fine-adjustment screw, a right fixing block, worm self-locking anti-loose devices, a worm gear, a worm and sensors, wherein the fixture base is provided with a dovetail groove, the two ends of the dovetail groove are provided with the left fixing block and the right fixing block respectively, the two ends of the fine-adjustment screw are respectively provided with threads, one end of the fine-adjustment screw is assembled in a thread hole of the guide rod, the other end of the fine-adjustment screw is meshed with the threads of the right fixing block, the screwing directions of the threads at the two ends of the fine-adjustment screw are opposite, the large screw and the fine-adjustment screw are respectively provided with one worm self-locking anti-loose device, and the left clamping block and the right clamping block are respectively provided with one sensor. The worm self-locking anti-loose type rapid clamping fixture solves the problems that an existing fixture is low in clamping speed and prone to loosening, and clamping force is difficult to control, and 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 pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp for piece-holder.
Background technology
In machine industry, lathe is widely used in processing all kinds of parts, in the time of processing parts, relates to its clamping and positioning problem.In clamping process, usually occur following problem, the space of workpiece and clamping device is larger, now, by the location that regulates clamping device to complete workpiece, need to expend the plenty of time.If can realize quick-clamping, not only improve operating efficiency, and reduced labour intensity.The vibration of lathe and the effect of cutting force in process, cause fixture to occur loosening, and then because piece-holder power causes the loosening of workpiece not, reduced machining accuracy, when serious, will cause workpiece to be thrown out of the generation of accident.Need to ensure that fixture chucking power in the time of Quick holding part easily controls simultaneously.
Summary of the invention
Slow, easy loosening, the uppity problem of chucking power of clamping speed causing for existing fixture, the invention provides a kind of pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp.
For addressing the above problem, the present invention adopts following technical scheme.
A kind of pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp, comprise clamping fixture seat, left fixed block, large screw rod, left clamp, right clamp, guide rod, fine setting screw rod, right fixed block, worm screw self-locking anti-loosing device, worm gear, worm screw, sensor, on described clamping fixture seat, be provided with dovetail groove, and be provided with left fixed block and right fixed block at dovetail groove two ends, on described left fixed block and right fixed block, be equipped with screwed hole, described left clamp and right clamp are all assemblied in the dovetail groove on clamping fixture seat, described large screw rod one end and left clamp are connected, the threaded engagement of the other end and left fixed block, described guide rod one end and right clamp are connected, the other end is provided with screwed hole, described fine setting screw rod two ends are equipped with screw thread, its one end is assemblied in the screwed hole of guide rod, the threaded engagement of the other end and right fixed block, the thread rotary orientation at described fine setting screw rod two ends is contrary, on described large screw rod and fine setting screw rod, be provided with worm screw self-locking anti-loosing device, described worm screw self-locking anti-loosing device is made up of worm gear and worm screw, described worm gear is assemblied on large screw rod by key, described worm screw is assemblied in clamping fixture seat by rolling bearing, and be meshed with worm gear, on described left clamp and right clamp, be equipped with sensor.
The angle of spiral of described worm screw is less than the equivalent friction angle of the field of conjugate action of itself and worm gear, and described sensor is pressure sensor.
Than prior art, beneficial effect of the present invention is:
(1) the present invention utilizes differential attachment to carry out clamping, can utilize minimum input to produce larger displacement, makes to complete fast clamping, has improved efficiency, has reduced labour intensity.
(2) the present invention utilizes worm geared self-locking performance to realize the locking of fixture, locking reliable and compact conformation.
(3) the present invention is provided with pressure sensor on clamp, can be the in the situation that of clamp fast moving, and guarantee 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.
(4) the present invention is simple in structure, reasonable in design, is easy to manufacture.
Brief description of the drawings
Fig. 1 is front view of the present invention;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
Fig. 3 is the cutaway view along B-B line in Fig. 1;
Fig. 4 is the cutaway view along C-C line in Fig. 1.
In figure: 1-clamping fixture seat, 2-left fixed block, 3-large screw rod, 4-left clamp, 5-right clamp, 6-guide rod, 7-fine setting screw rod, 8-right fixed block, 9-worm screw self-locking anti-loosing device, 10-worm gear, 11-worm screw, 12-sensor.
Detailed description of the invention
Describe the present invention below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp comprises clamping fixture seat 1, left fixed block 2, large screw rod 3, left clamp 4, right clamp 5, guide rod 6, fine setting screw rod 7, right fixed block 8, worm screw self-locking anti-loosing device 9, worm gear 10, worm screw 11, sensor 12, on described clamping fixture seat 1, be provided with dovetail groove, and be provided with left fixed block 2 and right fixed block 8 at dovetail groove two ends, on described left fixed block 2 and right fixed block 8, be equipped with screwed hole, described left clamp 4 and right clamp 5 are all assemblied in the dovetail groove on clamping fixture seat 1, described large screw rod 3 one end and left clamp 4 are connected, the threaded engagement of the other end and left fixed block 2, described guide rod 6 one end and right clamp 5 are connected, the other end is provided with screwed hole, described fine setting screw rod 7 two ends are equipped with screw thread, its one end is assemblied in the screwed hole of guide rod 6, the threaded engagement of the other end and right fixed block 8, the thread rotary orientation at described fine setting screw rod 7 two ends is contrary, on described large screw rod 3 and fine setting screw rod 7, be provided with worm screw self-locking anti-loosing device 9, described worm screw self-locking anti-loosing device 9 is made up of worm gear 10 and worm screw 11, described worm gear 10 is assemblied on large screw rod 3 by key, described worm screw 11 is assemblied in clamping fixture seat 1 by rolling bearing, and be meshed with worm gear 10, on described left clamp 4 and right clamp 5, be equipped with sensor 12.
The angle of spiral of described worm screw 11 is less than the equivalent friction angle of the field of conjugate action of itself and worm gear 10, and described sensor 12 is pressure sensor.
embodiment 1
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp comprises clamping fixture seat 1, left fixed block 2, large screw rod 3, left clamp 4, right clamp 5, guide rod 6, fine setting screw rod 7, right fixed block 8, worm screw self-locking anti-loosing device 9, worm gear 10, worm screw 11, sensor 12, on described clamping fixture seat 1, be provided with dovetail groove, and be provided with left fixed block 2 and right fixed block 8 at dovetail groove two ends, on described left fixed block 2 and right fixed block 8, be equipped with screwed hole, described left clamp 4 and right clamp 5 are all assemblied in the dovetail groove on clamping fixture seat 1, described large screw rod 3 one end and left clamp 4 are connected, the threaded engagement of the other end and left fixed block 2, described guide rod 6 one end and right clamp 5 are connected, the other end is provided with screwed hole, described fine setting screw rod 7 two ends are equipped with screw thread, its one end is assemblied in the screwed hole of guide rod 6, the threaded engagement of the other end and right fixed block 8, the thread rotary orientation at described fine setting screw rod 7 two ends is contrary, on described large screw rod 3 and fine setting screw rod 7, be provided with worm screw self-locking anti-loosing device 9, described worm screw self-locking anti-loosing device 9 is made up of worm gear 10 and worm screw 11, described worm gear 10 is assemblied on large screw rod 3 by key, described worm screw 11 is assemblied in clamping fixture seat 1 by rolling bearing, and be meshed with worm gear 10, on described left clamp 4 and right clamp 5, be equipped with sensor 12.
The angle of spiral of described worm screw 11 is 12 °, and the equivalent friction angle of the field of conjugate action of itself and worm gear 10 is 15 °, and described sensor 12 is pressure sensor.
embodiment 2
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp comprises clamping fixture seat 1, left fixed block 2, large screw rod 3, left clamp 4, right clamp 5, guide rod 6, fine setting screw rod 7, right fixed block 8, worm screw self-locking anti-loosing device 9, worm gear 10, worm screw 11, sensor 12, on described clamping fixture seat 1, be provided with dovetail groove, and be provided with left fixed block 2 and right fixed block 8 at dovetail groove two ends, on described left fixed block 2 and right fixed block 8, be equipped with screwed hole, described left clamp 4 and right clamp 5 are all assemblied in the dovetail groove on clamping fixture seat 1, described large screw rod 3 one end and left clamp 4 are connected, the threaded engagement of the other end and left fixed block 2, described guide rod 6 one end and right clamp 5 are connected, the other end is provided with screwed hole, described fine setting screw rod 7 two ends are equipped with screw thread, its one end is assemblied in the screwed hole of guide rod 6, the threaded engagement of the other end and right fixed block 8, the thread rotary orientation at described fine setting screw rod 7 two ends is contrary, on described large screw rod 3 and fine setting screw rod 7, be provided with worm screw self-locking anti-loosing device 9, described worm screw self-locking anti-loosing device 9 is made up of worm gear 10 and worm screw 11, described worm gear 10 is assemblied on large screw rod 3 by key, described worm screw 11 is assemblied in clamping fixture seat 1 by rolling bearing, and be meshed with worm gear 10, on described left clamp 4 and right clamp 5, be equipped with sensor 12.
The angle of spiral of described worm screw 11 is 11 °, and the equivalent friction angle of the field of conjugate action of itself and worm gear 10 is 14 °, and described sensor 12 is pressure sensor.
Claims (2)
1. a pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp, comprise clamping fixture seat (1), left fixed block (2), large screw rod (3), left clamp (4), right clamp (5), guide rod (6), fine setting screw rod (7), right fixed block (8), worm screw self-locking anti-loosing device (9), worm gear (10), worm screw (11), sensor (12), it is characterized in that, on described clamping fixture seat (1), be provided with dovetail groove, and be provided with left fixed block (2) and right fixed block (8) at dovetail groove two ends, on described left fixed block (2) and right fixed block (8), be equipped with screwed hole, described left clamp (4) and right clamp (5) are all assemblied in the dovetail groove on clamping fixture seat (1), described large screw rod (3) one end and left clamp (4) are connected, the threaded engagement of the other end and left fixed block (2), described guide rod (6) one end and right clamp (5) are connected, the other end is provided with screwed hole, described fine setting screw rod (7) two ends are equipped with screw thread, its one end is assemblied in the screwed hole of guide rod (6), the threaded engagement of the other end and right fixed block (8), the thread rotary orientation at described fine setting screw rod (7) two ends is contrary, on described large screw rod (3) and fine setting screw rod (7), be provided with worm screw self-locking anti-loosing device (9), described worm screw self-locking anti-loosing device (9) is made up of worm gear (10) and worm screw (11), described worm gear (10) is assemblied on large screw rod (3) by key, described worm screw (11) is assemblied in clamping fixture seat (1) by rolling bearing, and be meshed with worm gear (10), on described left clamp (4) and right clamp (5), be equipped with sensor (12), the angle of spiral of described worm screw (11) is less than the equivalent friction angle of the field of conjugate action of itself and worm gear (10).
2. pressure measurable type worm screw automatic locking anti-loosing fast-clamping clamp according to claim 1, is characterized in that, described sensor (12) is pressure sensor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320823041.1U CN203726163U (en) | 2013-12-16 | 2013-12-16 | Worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320823041.1U CN203726163U (en) | 2013-12-16 | 2013-12-16 | Worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable |
Publications (1)
Publication Number | Publication Date |
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CN203726163U true CN203726163U (en) | 2014-07-23 |
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Family Applications (1)
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CN201320823041.1U Expired - Fee Related CN203726163U (en) | 2013-12-16 | 2013-12-16 | Worm self-locking anti-loose type rapid clamping fixture allowing pressure to be measurable |
Country Status (1)
Country | Link |
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CN (1) | CN203726163U (en) |
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2013
- 2013-12-16 CN CN201320823041.1U patent/CN203726163U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20140723 Termination date: 20141216 |
|
EXPY | Termination of patent right or utility model |