CN203738399U - Pressure-measurablepawl looseness prevention efficient clamp - Google Patents
Pressure-measurablepawl looseness prevention efficient clamp Download PDFInfo
- Publication number
- CN203738399U CN203738399U CN201320826049.3U CN201320826049U CN203738399U CN 203738399 U CN203738399 U CN 203738399U CN 201320826049 U CN201320826049 U CN 201320826049U CN 203738399 U CN203738399 U CN 203738399U
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- screw rod
- clamp
- ratchet
- fixed block
- clamping
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Abstract
The utility model discloses a pressure-measurable pawl looseness prevention efficient clamp, and belongs to the field of clamps. The clamp comprises a clamp base, a left fixing block, a large screw rod, a left clamping block, a right clamping block, a guide rod, a fine-tuning screw rod, a right fixing block, pawl looseness prevention devices, a gear, an outer ring, a spring, a pawl, a screw and sensors, wherein threads are arranged at both the two ends of the fine-tuning screw rod, one end of the fine-tuning screw rod is assembled in a threaded hole of the guide rod, and the other end of the fine-tuning screw rod is meshed with a thread of the right fixing block; the threads at the two ends of the fine-tuning screw rod are opposite in the direction of screwing; both the large screw rod and the fine-tuning screw rod are equipped with the pawllooseness prevention devices; the sensors are arranged on both the left clamping block and the right clamping block. The pressure-measurable pawl looseness prevention efficient clamp solves the problems of the existing clamp, including low clamping speed, high probability of looseness and difficulty in control to the clamping force, and has the advantages of simple structure, reasonable design and easiness in manufacturing.
Description
Technical field
The invention belongs to fixture field, more particularly, relate to a kind of pressure measurable type ratchet anti-loosing type fast-clamping clamp for piece-holder.
Background technology
In machine industry, lathe is widely used in processing all kinds of parts, when 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 improved 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 guarantee that fixture chucking power when 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 ratchet anti-loosing type fast-clamping clamp.
For addressing the above problem, the present invention adopts following technical scheme.
A pressure measurable type ratchet anti-loosing type fast-clamping clamp, comprises clamping fixture seat, left fixed block, large screw rod, left clamp, right clamp, guide rod, fine setting screw rod, right fixed block, ratchet locking device, gear, outer ring, spring, ratchet, screw, sensor, on described clamping fixture seat, be provided with dovetail groove, and at dovetail groove two ends, be provided with left fixed block and right fixed block, 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 equipped with ratchet locking device, described ratchet locking device is by gear, outer ring, spring, ratchet, screw forms, described gear is assemblied on large screw rod by key, described outer ring is fixed on clamping fixture seat, and be provided with screwed hole and spring, one end of described ratchet is hinged on outer ring, other end linking springs, and described screw is assemblied in the screwed hole of outer ring, and be pressed on ratchet, on described left clamp and right clamp, be equipped with sensor.
Described sensor is pressure sensor, and described spring is extension spring.
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 gear and ratchet to realize the locking effect to large screw rod and fine setting screw rod, in the course of the work, the locking to screw rod due to gear and ratchet, has played the locking of screw rod, and then makes fixture can not occur becoming flexible because of the effect of vibration and cutting force.
(3) 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.
(4) 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;
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-ratchet locking device, 10-gear, 11-outer ring, 12-spring, 13-ratchet, 14-screw, 15-sensor.
The specific embodiment
Below in conjunction with accompanying drawing, describe the present invention.
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, pressure measurable type ratchet anti-loosing type 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, ratchet locking device 9, gear 10, outer ring 11, spring 12, ratchet 13, screw 14, sensor 15, on described clamping fixture seat 1, be provided with dovetail groove, and at dovetail groove two ends, be provided with left fixed block 2 and right fixed block 8, 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 equipped with ratchet locking device 9, described ratchet locking device 9 is by gear 10, outer ring 11, spring 12, ratchet 13, screw 14 forms, described gear 10 is assemblied on large screw rod 3 by key, described outer ring 11 is fixed on clamping fixture seat 1, and be provided with screwed hole and spring 12, one end of described ratchet 13 is hinged on outer ring 11, other end linking springs 12, and described screw 14 is assemblied in the screwed hole of outer ring 11, and be pressed on ratchet 13, on described left clamp 4 and right clamp 5, be equipped with sensor 15.
Described sensor 15 is pressure sensor, and described spring 12 is extension spring.
embodiment 1
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, pressure measurable type ratchet anti-loosing type 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, ratchet locking device 9, gear 10, outer ring 11, spring 12, ratchet 13, screw 14, sensor 15, on described clamping fixture seat 1, be provided with dovetail groove, and at dovetail groove two ends, be provided with left fixed block 2 and right fixed block 8, 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 equipped with ratchet locking device 9, described ratchet locking device 9 is by gear 10, outer ring 11, spring 12, ratchet 13, screw 14 forms, described gear 10 is assemblied on large screw rod 3 by key, described outer ring 11 is fixed on clamping fixture seat 1, and be provided with screwed hole and spring 12, one end of described ratchet 13 is hinged on outer ring 11, other end linking springs 12, and described screw 14 is assemblied in the screwed hole of outer ring 11, and be pressed on ratchet 13, on described left clamp 4 and right clamp 5, be equipped with sensor 15.
Described sensor 15 is pressure sensor, and described spring 12 is extension spring, and its cross section is circular.
Claims (3)
1. a pressure measurable type ratchet anti-loosing type 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), ratchet locking device (9), gear (10), outer ring (11), spring (12), ratchet (13), screw (14), sensor (15), it is characterized in that, described clamping fixture seat is provided with dovetail groove on (1), and at dovetail groove two ends, be provided with left fixed block (2) and right fixed block (8), 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 equipped with ratchet locking device (9), described ratchet locking device (9) is by gear (10), outer ring (11), spring (12), ratchet (13), screw (14) forms, described gear (10) is assemblied on large screw rod (3) by key, described outer ring (11) is fixed on clamping fixture seat (1), and be provided with screwed hole and spring (12), one end of described ratchet (13) is hinged on outer ring (11), other end linking springs (12), described screw (14) is assemblied in the screwed hole of outer ring (11), and be pressed on ratchet (13), on described left clamp (4) and right clamp (5), be equipped with sensor (15).
2. pressure measurable type ratchet anti-loosing type fast-clamping clamp according to claim 1, is characterized in that, described sensor (15) is pressure sensor.
3. pressure measurable type ratchet anti-loosing type fast-clamping clamp according to claim 1, is characterized in that, described spring (12) is extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826049.3U CN203738399U (en) | 2013-12-16 | 2013-12-16 | Pressure-measurablepawl looseness prevention efficient clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826049.3U CN203738399U (en) | 2013-12-16 | 2013-12-16 | Pressure-measurablepawl looseness prevention efficient clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203738399U true CN203738399U (en) | 2014-07-30 |
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ID=51338262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320826049.3U Expired - Fee Related CN203738399U (en) | 2013-12-16 | 2013-12-16 | Pressure-measurablepawl looseness prevention efficient clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203738399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722400A (en) * | 2013-12-16 | 2014-04-16 | 芜湖欣荣管业科技有限公司 | Measurable pressure locking-pawl quick clamp |
-
2013
- 2013-12-16 CN CN201320826049.3U patent/CN203738399U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722400A (en) * | 2013-12-16 | 2014-04-16 | 芜湖欣荣管业科技有限公司 | Measurable pressure locking-pawl quick clamp |
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Legal Events
| 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: 20140730 Termination date: 20141216 |
|
| EXPY | Termination of patent right or utility model |