CN202144046U - Quick-operation bench vice - Google Patents
Quick-operation bench vice Download PDFInfo
- Publication number
- CN202144046U CN202144046U CN201120231234U CN201120231234U CN202144046U CN 202144046 U CN202144046 U CN 202144046U CN 201120231234 U CN201120231234 U CN 201120231234U CN 201120231234 U CN201120231234 U CN 201120231234U CN 202144046 U CN202144046 U CN 202144046U
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- handgrip
- nut seat
- action
- snap
- swinging block
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Abstract
The utility model discloses a quick-operation bench vice which comprises a fixed vice body, a movable vice body, a lead screw and a quick-operation clamping device, wherein the movable vice body is assembled with the lead screw into a whole; the quick-operation clamping device comprises a screw assembly and a handle assembly; when the handle is pulled to a quick-operation position, a swinging block and the lead screw are released from threaded meshing, at the moment, fast moving can be realized through pushing or pulling the movable vice body so that fast clamping or loosening can be finished; after the quick operation is finished, the handle is returned to a slow operation position; when the handle is pulled to the slow-operation position, the swinging block and the lead screw form close threaded meshing under the action of a small tension spring; at the moment, the lead screw is rotated so as to drive the movable vice body to realize slow movement, so that slow clamping or loosening can be finished; in addition, the movable vice body can be pushed to move quickly towards the direction of the fixed vice body. The quick-operation bench vice has the advantages of simple and reasonable structure, convenient and fast operation, time and effort saving, fast vice opening distance adjusting speed, high working efficiency, low labor intensity, high clamping force, high accuracy, long service life and the like.
Description
Technical field
The utility model relates to pincers worker clamping device technical field, specifically relates to a kind of repertoire that had both had the conventional table vice, has the snap-action bench vice of quick clamping and release function again.
Background technology
Bench vice is that clamping device is used in a kind of pincers worker, is mainly used in pincers worker and adds fixing workpiece in man-hour.
(1) existing common table vice basically all is made up of moving caliper, fixed caliper, screw mandrel, screw and chassis five major parts; Concrete structure is following: fixed caliper is installed on the chassis; This fixed caliper and screw are assembled into one, and promptly two parts do not have and relatively move.Moving caliper and screw mandrel are assembled into one, with the screw mandrel outer end of screw formation screw-threaded engagement handgrip are being housed; This moving caliper laterally also can move through the inner chamber on fixed caliper top therein.Fixed caliper rotates on the chassis if desired, to change its Working position, also need on the chassis, be provided with the handgrip that is used to lock the fixed caliper position.During use, rotation and the screw mandrel that screw meshes make moving caliper and fixed caliper produce relative displacement, to reach the purpose that clamps and unclamp workpiece.
The deficiency that exists is: rotary screw can only drive moving caliper to carry out moving at a slow speed, thereby also can only realize clamping at a slow speed and unclamp workpiece.Especially big for jaw adjustment distance, workpiece is changed frequent bench vice; In order to make moving caliper and fixed caliper produce bigger relative displacement; Then need frequent and rotary screw for a long time; Can make original bench work become clumsy more like this, also improve labour intensity, reduce operating efficiency with regard to burdensome.
(2) structural principle of existing snap-action bench vice basically all is that the disengaging with screw mandrel and screw serves as basic; Promptly on screw, design an eccentric wheel apparatus; Rely on frictional force or key to drive the eccentric wheel rotation through rotating counterclockwise screw mandrel, screw mandrel and screw are broken away from, thereby reach the purpose of snap-action.The deficiency of its existence is: when rotating counterclockwise screw mandrel, screw mandrel and screw must break away from, and moving caliper can not be moved along with the rotation of screw mandrel, and slow motion unclamps also to have lost simultaneously the most basic function----of common table vice.
The utility model content
The utility model technical problem to be solved provides and a kind ofly can overcome above-mentioned deficiency, and is convenient to operation, high efficiency; Labour intensity is low, and chucking power is strong, and precision is high; The snap-action bench vice that life-span is long, it pulls handgrip in the snap-action position, can make screw mandrel and swinging block break away from screw-threaded engagement; Realize the moving caliper fast moving, thereby clamp quickly and efficiently or unclamp workpiece; It pulls handgrip in the slow motion position, can make the screw thread tight engagement of screw mandrel and swinging block, can realize moving at a slow speed and clamp at a slow speed or unclamping workpiece of moving caliper, can realize the quick propelling of moving caliper to the fixed caliper direction again.
In order to address the above problem, the utility model is taked following technical scheme: a kind of snap-action bench vice, comprise fixed caliper, moving caliper, screw mandrel and snap-action clamping device, and wherein: said moving caliper and screw mandrel are assembled into one; Said snap-action clamping device comprises screw assembly, handgrip assembly; This screw assembly comprises nut seat, bearing pin, swinging block, small extension spring; Wherein nut seat is fixed on the fixed caliper, and this nut seat is L shaped, is provided with swinging block in its corner; Each end of this swinging block and nut seat is rotationally connected with bearing pin, and swinging block can be swung on nut seat around bearing pin, and its each other end connects with small extension spring; On nut seat, be horizontally arranged with a unthreaded hole and half circular unthreaded hole of connection; On swinging block, be provided with half round thread hole; Said screw mandrel runs through in the inner chamber that is matched with above-mentioned unthreaded hole and is made up of semi-circular threaded and semicircle unthreaded hole; This nut seat is provided with the limit groove that is communicated with above-mentioned semicircle unthreaded hole in the side near handgrip; Angle＜90 between retaining mountain risers that is provided with on the nut seat and screw mandrel center line °; This retaining mountain risers contacts with corresponding risers on the swinging block; The upper surface of this nut seat contacts with the lower surface of swing seat; Said handgrip assembly comprises handgrip, compression spring and handle bracket; Wherein handgrip and handle bracket are installed in the side of fixed caliper; Between handgrip outer end and handle bracket, be set with the compression spring, the cylindrical position inner at handgrip is provided with eccentric shaft, and this eccentric shaft stretches in the limit groove on the nut seat; When pulling handgrip in the snap-action position, the eccentric shaft on the said handgrip is in the top of nut seat limit groove and with swinging block jack-up, makes swinging block and screw mandrel break away from screw-threaded engagement; At this moment, push-and-pull adjustable clamp physical efficiency is carried out fast moving, realizes clamping fast or unclamping action; After the snap-action action is accomplished, handgrip is reduced to the slow motion position; When pulling handgrip in the slow motion position, the eccentric shaft on the said handgrip is in the bottom of nut seat limit groove, and this swinging block and screw mandrel form closely screw-threaded engagement under the effect of small extension spring; At this moment, rotary screw can drive moving caliper to carry out moving at a slow speed, realizes clamping at a slow speed or unclamping action; In addition, promote the adjustable clamp physical efficiency and carry out fast moving to the fixed caliper direction.
The top of said nut seat is provided with the ear seat, and at the pin-and-hole that the center of ear seat is provided with open slot and vertically passes open slot, above-mentioned pin-and-hole matches with bearing pin.
The open slot that said nut seat is provided with is communicated with the unthreaded hole that is positioned at its below.
Bottom one end of said nut seat is thin and be provided with bolt hole, and it is connected with fixed caliper with the bolt that passes above-mentioned bolt hole.
Said swinging block is the wedge type outward appearance, and the one of which end is provided with ear, on ear, is provided with the pin-and-hole that matches with bearing pin, and this ear inserts in the open slot on the nut seat ear seat.
The lower surface of the ear on the said swinging block is provided with the internal thread that is meshed with screw mandrel.
Said small extension spring is a pair of tension spring, and its two ends are fixed on swinging block and the nut seat by screw respectively.
Said bearing pin is a cylinder, and its two ends are provided with the annular groove of fitting opening back-up ring.
Said handgrip is a curved shape, and its outer end is bent into handgrip, the intermediate portion be divided into handle bracket on the cylinder that matches of circular hole.
Said handle bracket is a rectangle, is provided with the circular hole that matches with the column part of handgrip between wherein, is provided with the pair of bolts hole in the both sides of above-mentioned circular hole, passes above-mentioned bolt hole with pair of screws and handle bracket is fixed on the side of fixed caliper.
Compared with present technology the utility model has following beneficial effect:
(1) compare with the common table vice, the utility model can make continually, rotary screw becomes simple efficient to accomplish the pincers worker action that clamps or unclamp workpiece for a long time.The handgrip that the pincers worker of use the utility model only need be pulled the fixed caliper side is in snap-action or slow motion position; Can realize the purpose that moves and cooperate the realization clamping or unclamp workpiece fast or at a slow speed of moving caliper with fixed caliper; Thereby greatly saved the operating time, alleviated working strength of workers.
(2) compare with existing centering type snap-action bench vice, the utility model not only has the fast moving function, but also has the repertoire of common table vice.Promptly move, thereby realize clamping or the purpose of unclamping workpiece through driving moving caliper along clockwise or counter clockwise direction rotary screw rod.
(3) another characteristics of the utility model are: when handgrip is in the slow motion position, when promptly screw mandrel and swinging block are in closely the screw-threaded engagement state, also can optionally promote moving caliper to fixed caliper direction fast moving.
(4) in a word, the utility model snap-action bench vice can be selected snap-action and slow motion mode neatly according to the real work needs, thereby has simple and reasonable; Convenient to operation, time saving and energy saving, jaw distance adjustment speed is fast; High efficiency, labour intensity is low, and chucking power is strong; Advantages such as precision is high, and the life-span is long.
Description of drawings
Fig. 1 looks outside drawing for the master of the utility model;
Fig. 2 is the broken section vertical view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2;
Fig. 4 a is the A-A cutaway view of screw assembly under the slow motion state among Fig. 2; Fig. 4 b is the I portion enlarged drawing among Fig. 4 a;
Fig. 5 a is the A-A cutaway view of screw assembly under the snap-action state among Fig. 2; Fig. 5 b is the II portion enlarged drawing among Fig. 5 a.
Among Fig. 1-Fig. 5:
1, fixed caliper; 2, moving caliper; 2-1, elongated slot; 3, screw mandrel; 4, handle bracket; 5, screw; 6, handgrip; 6-1, eccentric shaft; 7, backing pin; 8, split washer; 9, bearing pin; 10, swinging block; 10-1, ear; 10-2, semi-circular threaded; 10-3, lower surface; 11, nut seat; 11-1, ear seat; 11-2, retaining mountain risers; 11-3, upper surface; 11-4, limit groove; 11-5, semicircle unthreaded hole; 12, screw; 13, small extension spring; 14, bolt; 15, compression spring.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done to describe in detail further.
One cover snap-action clamping device is installed on any existing common table vice, can be with the common table vice transformation of the way becoming the utility model snap-action bench vice.
Can be known that by Fig. 1, Fig. 2, Fig. 3 the utility model snap-action bench vice comprises fixed caliper 1, moving caliper 2, screw mandrel 3 and snap-action clamping device, wherein: said moving caliper 2 is assembled into one with screw mandrel 3; Said snap-action clamping device comprises screw assembly, handgrip assembly.
As shown in Figure 1, be provided with elongated slot 2-1 in a side of moving caliper 2, this elongated slot 2-1 communicates along the length direction setting of moving caliper and with the inner chamber of moving caliper 2.The effect of this elongated slot: the one, be used for passing the inner of the handgrip 6 of handgrip assembly.The 2nd, the inner that is used to insert backing pin 7, this backing pin 7 moving caliper 2 when preventing snap-action is thrown off with fixed caliper 1 and design a safe position-limiting action.
(1) handgrip assembly: with reference to Fig. 1, Fig. 2, Fig. 3.
Shown in Figure 2 mainly is the cutaway top view of handgrip assembly.The handgrip assembly is used to control the screw-threaded engagement and the disengaging of screw mandrel and swinging block.Said handgrip assembly is arranged on the side of fixed caliper 1, and handgrip wherein has two operating positions: the one, and the slow motion position is the represented position of handgrip 6; The 2nd, the snap-action position is the represented position of handgrip 6a, and is as shown in Figure 1.
As shown in Figure 2, said handgrip assembly comprises handgrip 6, handle bracket 4 and compression spring 15, and this handgrip 6 is installed in the side of fixed caliper 1 through handle bracket 4.Wherein:
Said handgrip 6 is a curved shape, and its inner cylindrical position is provided with eccentric shaft 6-1; Its outer end is bent into handgrip, the intermediate portion be divided into handle bracket 4 on the cylinder that matches of circular hole.Between handgrip outer end and handle bracket 4, be set with compression spring 15; This compression spring 15 is a circle, and its effect mainly is an end play of eliminating handgrip, increases the rotation feel of handgrip.
Said handle bracket 4 is a rectangle, be provided with between wherein with handgrip 6 on the circular hole that matches of cylinder, be provided with the pair of bolts hole in the both sides of above-mentioned circular hole, pass above-mentioned bolt hole with pair of screws 5 and handle bracket 4 be fixed on the side of fixed caliper 1.
Can know that by Fig. 3 the eccentric shaft 6-1 on the handgrip 6 passes the elongated slot 2-1 on the moving caliper 2 earlier, stretch into then among the limit groove 11-4 on the nut seat 11, and the inner terminal of eccentric shaft 6-1 is positioned at below the outside of lower surface 10-3 of swinging block 10.
(2), screw assembly: with reference to Fig. 2, Fig. 3, Fig. 4 a, Fig. 4 b, Fig. 5 a, Fig. 5 b.
The screw assembly is the core of the utility model snap-action bench vice.Said screw assembly comprises nut seat 11, swinging block 10, bearing pin 9, small extension spring 13; Wherein: said nut seat 11 is L shaped, is down L shaped corner at it and is provided with the swinging block 10 that can swing above that; A unthreaded hole that on nut seat 11, is horizontally arranged with connection and half circular unthreaded hole 11-5, the semi-circular threaded 10-2 that this semicircle unthreaded hole 11-5 and swinging block are provided with is relative and form an inner chamber; Said screw mandrel 3 runs through and is matched with in above-mentioned unthreaded hole and the inner chamber.
Known that by Fig. 4 a, 5a bottom one end of said nut seat 11 is thin and be provided with bolt hole, the available bolt 14 that passes above-mentioned bolt hole is connected with fixed caliper 1; Thicker and both sides, front and back, intermediate portion are provided with two facets, are provided with the limit groove 11-4 that takes the shape of the letter U at the facet near handgrip 6 one sides, and this limit groove is communicated with the semicircle unthreaded hole 11-5 that nut seat is provided with.This semicircle unthreaded hole can be offset the bending force of swinging block to screw mandrel, prevents that screw mandrel from clamping buckling failure.
Can be known by Fig. 2, be provided with ear seat 11-1 on the top of nut seat 11, be provided with open slot and the vertical pin-and-hole that passes open slot in the center of ear seat, this pin-and-hole is used to pass cooperation bearing pin 9; This open slot is communicated with the horizontal unthreaded hole that is positioned at its below.Said bearing pin 9 is a cylinder, is used for being rotationally connected between swinging block 10 and the nut seat 11, is respectively equipped with the annular groove that is used for fitting opening back-up ring 8 at bearing pin 9 two ends; This swinging block 10 can be swung on the ear seat 11-1 of bearing pin 9 at nut seat.
Referring to Fig. 4 a, 5a, during assembling, be rotationally connected with bearing pin 9 between the ear seat 11-1 of the ear 10-1 of swinging block 10 1 ends and nut seat 11 1 ends, fixing with split washer 8 at bearing pin 9 two ends, this swinging block is connected with a pair of small extension spring 13 with each other end of nut seat.Specifically, this small extension spring 13 is a pair of tension spring, and its two ends are fixed on swinging block 10 and the nut seat 11 by screw 12 respectively.The effect of small extension spring 13 is tension swinging blocks 10, makes internal thread and screw mandrel 3 tight engagement on the swinging block.
Can know that by Fig. 3, Fig. 4 a when handgrip 6 was in the slow motion position, the horizontal upper end face 11-3 of this nut seat contacted with the lower surface 10-3 of swinging block 10; The retaining mountain risers 11-2 of this nut seat contacts with the risers of swinging block 10; Angle＜90 between this retaining mountain risers 11-2 and screw mandrel center line °, purpose is the come-up of swinging block when suppressing the screw mandrel clamping.
The snap-action and the slow motion process of the utility model snap-action bench vice are following:
Referring to 5a, Fig. 5 b, when handgrip 6a was in snap-action position shown in Figure 1, the inner eccentric shaft 6-1 of handgrip 6a was in the top of nut seat limit groove 11-4; At this moment swinging block 10 is by the eccentric shaft 6-1 jack-up of handgrip 6a, and swinging block 10 breaks away from screw-threaded engagement with screw mandrel 3.Push-and-pull moving caliper 2 is realized itself and the relative fast moving of fixed caliper 1, accomplishes the snap-action of the utility model and moves.After snap-action action is accomplished, need handgrip 6a is reduced to the slow motion position, at this moment rotary screw 3 can be accomplished the clamping of workpiece or unclamp.
Referring to Fig. 4 a, Fig. 4 b, when handgrip 6 was in slow motion position shown in Figure 1, handgrip 6 inner eccentric shaft 6-1 were in the bottom of nut seat limit groove 11-4; At this moment two small extension springs 13 are swinging block 10 being pulled on the screw mandrel 3 tightly, guarantee the screw thread tight engagement of screw mandrel 3 and swinging block 10.Rotary screw 3 can drive moving caliper 2 and relatively move and clamp or unclamp workpiece to fixed caliper 1, and the slow motion of accomplishing the utility model clamps or unclamps action.
When handgrip 6 was in slow motion position shown in Figure 1, moving caliper 2 also can optionally advance to fixed caliper 1 direction fast.At this moment because of swinging block 10 is a turntable, two small extension spring 13 pulling force are not enough to suppress the thrust of screw mandrel 3; When promoting moving caliper 2, swinging block 10 rotates around bearing pin 9, also can realize the snap-action action of the utility model.
Claims (10)
1. a snap-action bench vice is characterized in that,
A, comprise fixed caliper (1), moving caliper (2), screw mandrel (3) and snap-action clamping device, wherein: said moving caliper (2) is assembled into one with screw mandrel (3); Said snap-action clamping device comprises screw assembly, handgrip assembly;
B, said screw assembly comprise nut seat (11), bearing pin (9), swinging block (10), small extension spring (13); Wherein nut seat (11) is fixed on the fixed caliper (1), and this nut seat (11) is L shaped, is provided with swinging block (10) in its corner; Each end of this swinging block and nut seat is rotationally connected with bearing pin (9), and swinging block can be swung on nut seat around bearing pin (9), and its each other end connects with small extension spring (13);
On nut seat (11), be horizontally arranged with a unthreaded hole and half circular unthreaded hole (11-5) of connection; On swinging block (10), be provided with half round thread hole (10-2); Said screw mandrel (3) runs through in the inner chamber that is matched with above-mentioned unthreaded hole and is made up of semi-circular threaded (10-2) and semicircle unthreaded hole (11-5); This nut seat is provided with the limit groove (11-4) that is communicated with above-mentioned semicircle unthreaded hole (11-5) in the side near handgrip (6);
Angle＜90 between retaining mountain risers (11-2) that is provided with on the nut seat and screw mandrel center line °; This retaining mountain risers contacts with corresponding risers on the swinging block; The upper surface of this nut seat (11-3) contacts with the lower surface (10-3) of swing seat;
C, said handgrip assembly comprise handgrip (6), compression spring (15) and handle bracket (4); Wherein handgrip and handle bracket are installed in the side of fixed caliper (1); Between handgrip outer end and handle bracket (4), be set with compression spring (15); The cylindrical position inner at handgrip is provided with eccentric shaft (6-1), and this eccentric shaft stretches in the limit groove (11-4) on the nut seat;
D, when pulling handgrip (6a) in the snap-action position, the eccentric shaft (6-1) on the said handgrip (6a) is in the top of nut seat limit groove (11-4) and with swinging block (10) jack-up, makes swinging block and screw mandrel (3) break away from screw-threaded engagement; At this moment, push-and-pull moving caliper (2) can carry out fast moving, realizes clamping fast or unclamping action; After the snap-action action was accomplished, (6a) was reduced to the slow motion position with handgrip;
E, when pulling handgrip (6) in the slow motion position, the eccentric shaft (6-1) on the said handgrip (6) is in the bottom of nut seat limit groove (11-4), this swinging block and screw mandrel (3) form closely screw-threaded engagement under the effect of small extension spring (13); At this moment, rotary screw (3) can drive moving caliper (2) to carry out moving at a slow speed, realizes clamping at a slow speed or unclamping action; In addition, promote moving caliper (2) and can carry out fast moving to the fixed caliper direction.
2. snap-action bench vice as claimed in claim 1 is characterized in that, the top of said nut seat (11) is provided with ear seat (11-1), and at the pin-and-hole that the center of ear seat is provided with open slot and vertically passes open slot, above-mentioned pin-and-hole matches with bearing pin (9).
3. snap-action bench vice as claimed in claim 2 is characterized in that, the open slot that said nut seat (11) is provided with is communicated with the unthreaded hole that is positioned at its below.
4. snap-action bench vice as claimed in claim 3 is characterized in that, bottom one end of said nut seat (11) is thin and be provided with bolt hole, and it is connected with fixed caliper (1) with the bolt (14) that passes above-mentioned bolt hole.
5. like each the described snap-action bench vice in the claim 1 to 4; It is characterized in that said swinging block (10) is the wedge type outward appearance, the one of which end is provided with ear (10-1); On ear, be provided with the pin-and-hole that matches with bearing pin (9), this ear inserts in the open slot on the nut seat ear seat (11-1).
6. snap-action bench vice as claimed in claim 5 is characterized in that, the lower surface of the ear (10-1) on the said swinging block (10) is provided with the internal thread that matches with screw mandrel (3).
7. snap-action bench vice as claimed in claim 1 is characterized in that, said small extension spring (13) is a pair of tension spring, and its two ends are fixed on swinging block (10) and the nut seat (11) by screw (12) respectively.
8. snap-action bench vice as claimed in claim 1 is characterized in that, said bearing pin (9) is a cylinder, and its two ends are provided with the annular groove of fitting opening back-up ring (8).
9. snap-action bench vice as claimed in claim 1 is characterized in that, said handgrip (6) is a curved shape, and its outer end is bent into handgrip, the intermediate portion be divided into handle bracket (4) on the cylinder that matches of circular hole.
10. snap-action bench vice as claimed in claim 9; It is characterized in that; Said handle bracket (4) is a rectangle; Be provided with the circular hole that matches with the column part of handgrip (6) wherein, be provided with the pair of bolts hole, pass above-mentioned bolt hole with pair of screws (5) and handle bracket (4) is fixed on the side of fixed caliper (1) in the both sides of above-mentioned circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231234U CN202144046U (en) | 2011-07-04 | 2011-07-04 | Quick-operation bench vice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231234U CN202144046U (en) | 2011-07-04 | 2011-07-04 | Quick-operation bench vice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202144046U true CN202144046U (en) | 2012-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120231234U Expired - Fee Related CN202144046U (en) | 2011-07-04 | 2011-07-04 | Quick-operation bench vice |
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| Country | Link |
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| CN (1) | CN202144046U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267109A (en) * | 2011-07-04 | 2011-12-07 | 莱州鸿源台钳制造有限公司 | Quick-action bench vice |
| CN102873651A (en) * | 2012-09-28 | 2013-01-16 | 莱州鸿源台钳制造有限公司 | Adjustable precision steel forging vise |
| CN103273435A (en) * | 2013-05-31 | 2013-09-04 | 张立 | Clamping device for machining |
| CN103680285A (en) * | 2013-12-18 | 2014-03-26 | 柳州铁道职业技术学院 | Multifunctional bench worker skill practical training platform |
-
2011
- 2011-07-04 CN CN201120231234U patent/CN202144046U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267109A (en) * | 2011-07-04 | 2011-12-07 | 莱州鸿源台钳制造有限公司 | Quick-action bench vice |
| CN102267109B (en) * | 2011-07-04 | 2013-04-03 | 莱州鸿源台钳制造有限公司 | Quick-action bench vice |
| CN102873651A (en) * | 2012-09-28 | 2013-01-16 | 莱州鸿源台钳制造有限公司 | Adjustable precision steel forging vise |
| CN102873651B (en) * | 2012-09-28 | 2014-08-06 | 莱州鸿源台钳制造有限公司 | Adjustable precision steel forging vise |
| CN103273435A (en) * | 2013-05-31 | 2013-09-04 | 张立 | Clamping device for machining |
| CN103680285A (en) * | 2013-12-18 | 2014-03-26 | 柳州铁道职业技术学院 | Multifunctional bench worker skill practical training platform |
| CN103680285B (en) * | 2013-12-18 | 2015-12-16 | 柳州铁道职业技术学院 | Multi-functional pincers worker technique training platform |
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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: 20120215 Termination date: 20140704 |
|
| EXPY | Termination of patent right or utility model |