CN217647558U

CN217647558U - Drilling positioning fixture

Info

Publication number: CN217647558U
Application number: CN202221709836.5U
Authority: CN
Inventors: 杨世兵
Original assignee: Xiangyang Zhenghao Electronic Technology Co ltd
Current assignee: Xiangyang Zhenghao Electronic Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-10-25
Anticipated expiration: 2032-07-05

Abstract

The application relates to a drilling positioning fixture, it includes: the automatic clamping device comprises a workbench, wherein a first clamping plate and a fixing block are arranged on the workbench, a push plate positioned between the first clamping plate and the fixing block is arranged on the workbench in a sliding manner, and a threaded rod and a hand wheel are arranged on the push plate; the second clamping plate is positioned between the push plate and the first clamping plate; cut the fork subassembly, it is including cutting the fork pole, it is connected with push pedal and second splint to cut the fork pole, and locating component, it includes spacing cooperation portion, spacing portion and connecting rod, and this application can directly drag the second splint, does not need the user to rotate the screw rod always and adjusts the interval between two splint, and the threaded rod only is responsible for press from both sides tight work piece can, and the user just need not consume the plenty of time and goes to rotate the threaded rod like this, can save a large amount of manpowers, can accelerate the centre gripping efficiency of work piece simultaneously, and the practicality is strong.

Description

Drilling positioning fixture

Technical Field

The application relates to the technical field of clamps, in particular to drilling positioning fixture.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig.

General anchor clamps all adjust the interval between two splint through rotating the threaded rod, thereby carry out the centre gripping location to the work piece through two splint, but when the great work piece of centre gripping size difference in needs in turn, the user just needs continuous rotation threaded rod, but because the size difference of work piece is big, so the stroke that the threaded rod removed is great, like this when the operation, thereby the user just need consume plenty of time to go to rotate the threaded rod and adjust the interval between two splint, but like this can waste a large amount of manpowers, still can reduce user's work efficiency simultaneously, it is very inconvenient.

In view of the above problems, a drilling positioning jig is now devised.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a drilling positioning fixture to when needing the great work piece of alternative centre gripping size difference among the solution correlation technique, the user need constantly rotate the threaded rod and lead to the problem that work efficiency is low.

In a first aspect, a drill hole positioning jig is provided, which includes:

the automatic feeding device comprises a workbench, wherein a first clamping plate and a fixed block are arranged on the workbench, a push plate positioned between the first clamping plate and the fixed block is arranged on the workbench in a sliding manner, a threaded rod in threaded connection with the fixed block is connected to the push plate in a rotating manner, and a hand wheel is arranged on the threaded rod;

the second clamping plate is positioned between the push plate and the first clamping plate;

a scissors assembly, comprising:

-a first mounting seat provided on the push plate;

-a first slide slidingly arranged on the pusher;

-a second mounting seat provided on the second clamping plate;

-a second slide slidingly arranged on the second jaw;

a scissor lever, the four ends of which are rotatably connected with the first mounting seat, the first slide block, the second mounting seat and the second slide block, respectively;

the positioning assembly comprises a limit matching part, a limit part and a connecting rod, the limit matching part is provided with a plurality of groups and is arranged in the second clamping plate, the connecting rod is arranged in the second sliding block in a sliding mode, the limit part is connected with the connecting rod, and the limit part is matched with the limit matching part to limit the movement of the second sliding block.

In some embodiments, the workbench is provided with two groups of guide grooves;

the push plate comprises a push plate body and two groups of guide blocks which are connected with each other, and the guide blocks are arranged in the guide grooves in a sliding mode.

In some embodiments, a plurality of tooth sockets are arranged in the second clamping plate at equal intervals to form a plurality of limiting matching parts, and a protrusion matched with the tooth socket is arranged at one end, close to the tooth socket, of the connecting rod to form a limiting part.

In some embodiments, a first spring is sleeved on the connecting rod, and two ends of the first spring are respectively connected with the connecting rod and the second sliding block;

one side that the tooth's socket is close to the second mount pad is equipped with the inclined plane, the one side degree of depth that the inclined plane is close to the second mount pad is less than the one side degree of depth of keeping away from the second mount pad, the protruding one side that is close to the tooth's socket of being close to is laminated with the inclined plane mutually.

In some embodiments, a pull ring is arranged at one end of the connecting rod, which is far away from the limiting part.

In some embodiments, the guide block is provided with a plurality of rollers contacting with the guide groove.

In some embodiments, the buffer assembly further comprises two sets of fixing plates and a plurality of second springs, the two sets of fixing plates are respectively slidably disposed on the sides, close to each other, of the second clamping plate and the first clamping plate, and the plurality of second springs are respectively disposed in the second clamping plate and the first clamping plate and connected with the fixing plates.

The embodiment of the application provides a drilling positioning fixture, because this application accessible is cut the fork arm and is adjusted the interval between first splint and the second splint, and carry out spacing fixed to the motion state of cutting the fork arm through locating component, when needs carry out clamping position to the great work piece of size difference like this, just can adjust the interval between two splint earlier, then promote push pedal and second splint and remove through the hand wheel rotation threaded rod, thereby carry out the centre gripping to the work piece through first splint and second splint, therefore, this application need not adjust through rotating the interval between threaded rod to two splint always, the threaded rod only is responsible for pressing from both sides tight work piece can, the user just need not consume the plenty of time to go to rotate the threaded rod like this, can save a large amount of manpowers, can accelerate the centre gripping efficiency of work piece simultaneously, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure provided in an embodiment of the present application;

FIG. 2 is a schematic three-dimensional view of a scissors assembly according to an embodiment of the present disclosure;

FIG. 3 is a schematic top cross-sectional structure provided in an embodiment of the present application;

fig. 4 is an enlarged schematic structural diagram at a in fig. 3 according to an embodiment of the present application.

In the figure: 1. a work table; 11. a first splint; 12. pushing a plate; 121. a push plate body; 122. a guide block; 13. a fixed block; 14. a threaded rod; 15. a hand wheel; 16. a guide groove; 2. a second splint; 3. a scissor assembly; 31. a first mounting seat; 32. a first slider; 33. a second mounting seat; 34. a second slider; 35. shearing a fork rod; 36. a positioning assembly; 361. a limit matching part; 362. a limiting part; 363. a connecting rod; 364. a pull ring; 365. a first spring; 4. a buffer assembly; 41. a fixing plate; 42. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

The embodiment of the application provides a drilling positioning fixture, and when the different great work piece of centre gripping size in turn need be solved among the correlation technique, the user need constantly rotate the threaded rod and lead to the problem that work efficiency is low.

Referring to fig. 1-4, a drilling positioning fixture comprises a workbench 1, a second clamping plate 2 and a scissor assembly 3, wherein the workbench 1 is provided with a first clamping plate 11 and a fixed block 13, the workbench 1 is slidably provided with a push plate 12 positioned between the first clamping plate 11 and the fixed block 13, the push plate 12 is rotatably connected with a threaded rod 14 in threaded connection with the fixed block 13, and the threaded rod 14 is provided with a hand wheel 15, so that when a workpiece needs to be clamped, a user can rotate the threaded rod 14 through the hand wheel 15 to drive the push plate 12 to move through threaded connection with the fixed block 13;

the second clamping plate 2 is located between the push plate 12 and the first clamping plate 11, the scissors assembly 3 includes a first mounting seat 31, a first slider 32, a second mounting seat 33, a second slider 34, a scissors rod 35 and a positioning assembly 36, the first mounting seat 31 is arranged on the push plate 12, the first slider 32 is slidably arranged on the push plate 12, the second mounting seat 33 is arranged on the second clamping plate 2, the second slider 34 is slidably arranged on the second clamping plate 2, four ends of the scissors rod 35 are respectively rotatably connected with the first mounting seat 31, the first slider 32, the second mounting seat 33 and the second slider 34, so that the scissors rod 35 pushes the second clamping plate 2 to move when extending and contracting, thereby adjusting the distance between the second clamping plate 2 and the first clamping plate 11;

the positioning assembly 36 comprises a limiting matching portion 361, a limiting portion 362 and a connecting rod 363, the limiting matching portion 361 is provided with a plurality of groups and is arranged in the second clamping plate 2, the connecting rod 363 is arranged in the second sliding block 34 in a sliding mode, the limiting portion 362 is connected with the connecting rod 363, the movement of the second sliding block 34 is limited when the limiting portion 362 is matched with the limiting matching portion 361, therefore, when the position of the second clamping plate 2 is adjusted, the limiting portion 362 is matched with the limiting matching portion 361 to limit, the second sliding block 34 is prevented from moving, the second sliding block 34 cannot move the shearing rod 35 and the second clamping plate 2, therefore, the position of the second clamping plate 2 can be limited and fixed, when a workpiece with a large difference size needs to be clamped and positioned, the distance between the first clamping plate 11 and the second clamping plate 2 can be adjusted firstly, then the handwheel 15 is used for rotating 14 to push the push plate 12, the shearing rod 35 and the second clamping plate 2, therefore, the workpiece can be clamped without rotating the threaded rod 14, the threaded rod 14 can be adjusted, and the clamping efficiency of the threaded rod can be increased.

Specifically, in this embodiment, two sets of guide grooves 16 are formed in the workbench 1, the push plate 12 includes a push plate body 121 and two sets of guide blocks 122 that are connected to each other, and the guide blocks 122 are slidably disposed in the guide grooves 16, so that the push plate 12 can only move linearly by the limiting action of the sliding connection between the guide grooves 16 and the guide blocks 122, and the push plate 12 is prevented from being turned over during the movement.

Referring to fig. 4, in the present embodiment, a plurality of tooth grooves are equidistantly formed in the second clamping plate 2 to form a plurality of limiting matching portions 361, and a protrusion matched with the tooth groove is disposed at one end of the connecting rod 363 close to the tooth groove to form a limiting portion 362, so that when the protrusion is inserted into the tooth groove, the second sliding block 34 can be limited and fixed, the second sliding block 34 is prevented from moving, and when the second sliding block 34 needs to be moved, the protrusion is pulled out from the tooth groove.

More specifically, in this embodiment, the connecting rod 363 is sleeved with a first spring 365, two ends of the first spring 365 are respectively connected to the connecting rod 363 and the second slider 34, one side of the tooth space close to the second mounting seat 33 is provided with an inclined plane, one side of the inclined plane close to the second mounting seat 33 is deeper than one side of the inclined plane far away from the second mounting seat 33, one side of the protrusion close to the tooth space is attached to the inclined plane, so that the connecting rod 363 and the protrusion are always close to the tooth space through the elastic force of the first spring 365, when the second clamping plate 2 needs to be pushed to move towards the first clamping plate 11, the scissor lever 35 is unfolded, and meanwhile, the second slider 34 drives the protrusion to be close to the second mounting seat 33, so that the protrusion slides along the inclined plane of the tooth space all the time in the moving process, so that the protrusion is not limited when the scissor lever 35 is unfolded, and when the scissor lever 35 needs to be contracted, the second slider 34 needs to move in the reverse direction, and the protrusion is clamped in the tooth space, thereby limiting the movement of the second slider 34.

Preferably, one end of the connecting rod 363, which is far away from the limiting portion 362, is provided with a pull ring 364, so that a user can pull the connecting rod 363 more conveniently, and the practicability is high.

Furthermore, a plurality of rollers contacting with the guide groove 16 are arranged on the guide block 122, so that the friction between the guide block 122 and the guide groove 16 can be reduced, and the push plate 12 can move more stably and smoothly.

As further scheme of this application, in this embodiment, still include buffering subassembly 4, buffering subassembly 4 includes two sets of fixed plates 41 and a plurality of second spring 42, and is two sets of fixed plate 41 slides respectively and sets up in the one side that second splint 2 and first splint 11 are close to each other, and is a plurality of second spring 42 sets up respectively in second splint 2 and first splint 11 and is connected with fixed plate 41, when carrying out the centre gripping to the work piece through second splint 2 and first splint 11 like this, fixed plate 41 will contact with the work piece earlier and extrude second spring 42, just so can cushion the power of extrusion work piece through second spring 42's spring action to the dynamics of avoiding compressing tightly the work piece is too big, leads to the work piece impaired, has guaranteed the quality of work piece.

The working principle of the application is as follows:

in the implementation process, when a workpiece with a small size needs to be clamped, a user can directly pull the second clamping plate 2 towards the first clamping plate 11, so that the second clamping plate 2 drives the scissor rod 35 to unfold, so that the scissor rod 35 can drive the second sliding block 34 to approach towards the second mounting seat 33 in the unfolding process, and meanwhile, a protrusion on the second sliding block 34 can always slide along the inclined plane of the tooth socket in the moving process, so that the scissor rod 35 is not limited in the unfolding process, when the second clamping plate 2 is not moved, the protrusion can retract into the tooth socket under the elastic action of the first spring 365, so that the protrusion and the tooth socket are matched for limiting, the second clamping plate 2 can be prevented from retracting towards the push plate 12, when a workpiece with a large size needs to be clamped, the user pulls the pull ring 364 outwards to pull the protrusion out of the tooth socket, so that the user can directly push the second clamping plate 2 to move, so that the user can pull the second clamping plate 2 to adjust the distance between the first clamping plate 11 and the second clamping plate 2 by pulling the second clamping plate 2 and the pull ring 364, and then when the workpiece with a large size needs to be clamped, the threaded rod 15 to rotate, the pull ring 364, so that the user can push the second clamping rod 2 to move the threaded rod 14 and the second clamping rod 14, so that the workpiece can be quickly, and the workpiece can be clamped by the hand wheel 14, and the workpiece, so that the workpiece can be clamped by the hand wheel 14, and the workpiece can be removed, and the workpiece can be quickly;

meanwhile, when the workpiece is clamped by the second clamping plate 2 and the first clamping plate 11, the fixing plate 41 firstly contacts with the workpiece and extrudes the second spring 42, so that the force for extruding the workpiece can be buffered by the elastic action of the second spring 42, the workpiece is prevented from being damaged due to overlarge force for compressing the workpiece, and the quality of the workpiece is ensured.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in this application, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The previous description is only an example of the present application, and is provided to enable any person skilled in the art to understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A drilling positioning fixture, characterized in that it includes:

the device comprises a workbench (1), wherein a first clamping plate (11) and a fixed block (13) are arranged on the workbench (1), a push plate (12) positioned between the first clamping plate (11) and the fixed block (13) is arranged on the workbench (1) in a sliding manner, a threaded rod (14) in threaded connection with the fixed block (13) is connected to the push plate (12) in a rotating manner, and a hand wheel (15) is arranged on the threaded rod (14);

a second clamping plate (2) which is positioned between the push plate (12) and the first clamping plate (11);

a scissors assembly (3) comprising:

-a first mounting seat (31) provided on the push plate (12);

-a first slide (32) slidingly arranged on the pusher plate (12);

-a second mounting seat (33) provided on the second clamping plate (2);

-a second slide (34) slidingly arranged on the second jaw (2);

-a scissor lever (35) having four ends rotatably connected to the first mounting seat (31), the first slider (32), the second mounting seat (33) and the second slider (34), respectively;

-a positioning assembly (36) comprising a limit fitting part (361), a limit part (362) and a connecting rod (363), wherein the limit fitting part (361) is provided with a plurality of groups and arranged in the second splint (2), the connecting rod (363) is slidably arranged in the second slider (34), the limit part (362) is connected with the connecting rod (363), and the limit part (362) limits the movement of the second slider (34) when being fitted with the limit fitting part (361).

2. A drill hole positioning jig as defined in claim 1, wherein:

two groups of guide grooves (16) are formed in the workbench (1);

the push plate (12) comprises a push plate body (121) and two groups of guide blocks (122) which are connected with each other, and the guide blocks (122) are arranged in the guide grooves (16) in a sliding mode.

3. A drill hole positioning jig as defined in claim 1, wherein:

a plurality of tooth grooves are formed in the second clamping plate (2) at equal intervals to form a plurality of limiting matching parts (361), and protrusions matched with the tooth grooves are arranged at one end, close to the tooth grooves, of the connecting rod (363) to form limiting parts (362).

4. A drill positioning jig according to claim 3 wherein:

a first spring (365) is sleeved on the connecting rod (363), and two ends of the first spring (365) are respectively connected with the connecting rod (363) and the second sliding block (34);

one side that the tooth's socket is close to second mount pad (33) is equipped with the inclined plane, the one side degree of depth that the inclined plane is close to second mount pad (33) is less than the one side degree of depth of keeping away from second mount pad (33), the protruding one side that is close to the tooth's socket is laminated with the inclined plane mutually.

5. A drill positioning jig according to claim 4 wherein:

and a pull ring (364) is arranged at one end of the connecting rod (363) far away from the limiting part (362).

6. A drill positioning jig according to claim 2 wherein:

and a plurality of rollers which are contacted with the guide groove (16) are arranged on the guide block (122).

7. A drill hole positioning jig as defined in claim 1, wherein:

still include buffer unit (4), buffer unit (4) are including two sets of fixed plate (41) and a plurality of second spring (42), and are two sets of fixed plate (41) slide respectively and set up in second splint (2) and first splint (11) one side that is close to each other, and are a plurality of second spring (42) set up respectively in second splint (2) and first splint (11) and are connected with fixed plate (41).