CN215786924U

CN215786924U - Lower king pin seat boring grab

Info

Publication number: CN215786924U
Application number: CN202121903942.2U
Authority: CN
Inventors: 雷杰; 田贵均; 蒲云; 尹先勇
Original assignee: Chongqing Tongjie Electromechanical Technology Co ltd
Current assignee: Chongqing Tongjie Electromechanical Technology Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-11
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to the technical field of lower main pin base machining, in particular to a lower main pin base drilling fixture which comprises a fixture main body and a lower main pin base, wherein a pin positioning mechanism is installed on one side of the fixture main body, a fixing mechanism is installed at the other end of the fixture main body, and an auxiliary drilling assembly is arranged on one side, close to the fixing mechanism, of the fixture main body; the bolt positioning mechanism comprises a positioning seat block arranged at one end of the outer wall of the bottom of the clamp main body, the section of the positioning seat block is an L-shaped mechanism, a fixing bush is arranged at one end of the positioning seat block, and a bolt end column is connected inside the fixing bush through threads; the lower main pin base is effectively compressed and fixed by utilizing the arranged bolt end post and the arranged hook-shaped pressing block and matching with the clamp body; the side surface of the lower main pin base can be extruded and fixed by utilizing the arranged hexagonal threaded abutting rod to be matched with the hexagonal nut, so that the lower main pin base is completely fixed; the smooth operation of the processing operation is ensured.

Description

Lower king pin seat boring grab

Technical Field

The utility model relates to the technical field of lower main pin base machining, in particular to a lower main pin base drilling clamp.

Background

The complex machine is composed of two or more simple machines. These relatively complex machines are often called machines. From a structural and kinematic point of view, the mechanisms and machines are not distinct and are broadly called machines. The lower main pin boss is a common component in machinery, and needs to be drilled in the production process so as to be convenient for the subsequent installation and fixation of the lower main pin boss.

In the prior art, the following problems exist:

because the shape of king pin seat is not smooth enough down, in the course of working, traditional anchor clamps can only be fixed to its partly centre gripping, lead to actual fixed stability comparatively general, add man-hour, the condition that the king pin seat takes place to become flexible easily down to influence the precision of drilling easily, so have certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lower main pin base drilling clamp to solve the problems in the background technology.

The technical scheme of the utility model is as follows: a lower main pin base drilling clamp comprises a clamp main body and a lower main pin base, wherein a pin positioning mechanism is installed on one side of the clamp main body, a fixing mechanism is installed on the other end of the clamp main body, and an auxiliary drilling assembly is arranged on one side, close to the fixing mechanism, of the clamp main body;

bolt positioning mechanism is including setting up in the location seat piece of anchor clamps main part bottom outer wall one end, and the section of location seat piece is L shape mechanism, the one end of location seat piece is provided with fixed bush, and the inside of fixed bush has bolt end post through threaded connection.

Preferably, the fixing mechanism comprises a hook-shaped pressing block arranged at the other end of the outer wall of the bottom of the clamp body, and a connecting spring is fixedly arranged on one side of the hook-shaped pressing block opposite to the clamp body.

Preferably, one side of the hook-shaped pressing block, which is opposite to the clamp main body, is connected with a fastening stud through threads, and a flange nut is installed at the bottom end of the fastening stud.

Preferably, the clamp main body and the two opposite ends of the positioning seat block are both provided with mounting screw holes, and the inner walls corresponding to the two mounting screw holes are connected with hexagon bolts through threads.

Preferably, the auxiliary drilling assembly comprises four guide holes formed in the clamp body, and limiting drill sleeves are mounted in the guide holes.

Preferably, one side of the clamp main body, which is close to one of the limiting drill sleeves, is connected with a hexagonal thread abutting rod through a thread, and the hexagonal thread abutting rod is connected with a hexagonal nut through a thread.

Preferably, the four corners of the outer wall of the bottom of the clamp main body are fixedly provided with support columns.

Preferably, the outer wall of the top end of the bolt end column is fixed with a rubber sleeve, and the outer wall of the rubber sleeve is provided with a plurality of anti-skid protrusions distributed at equal intervals.

The utility model provides a lower main pin base drilling clamp through improvement, and compared with the prior art, the lower main pin base drilling clamp has the following improvements and advantages:

one is as follows: the lower main pin base is effectively compressed and fixed by utilizing the arranged bolt end post and the arranged hook-shaped pressing block and matching with the clamp body; the side surface of the lower main pin base can be extruded and fixed by utilizing the arranged hexagonal threaded abutting rod to be matched with the hexagonal nut, so that the lower main pin base is completely fixed; thereby ensuring the smooth processing operation;

the second step is as follows: the utility model can effectively guide and position the subsequent drilling operation by utilizing the arranged guide hole and the limiting drill bushing so as to ensure the precision of the drilling processing operation; utilize the rubber sleeve and the non-slip raised of setting, avoid bolt end post to lead to the fact the damage to king pin seat inside down to improve its fixed effect to king pin seat down.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a front view of the assembly of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic perspective view of a second plug end post according to an embodiment of the present invention.

Description of reference numerals:

1. positioning the seat block; 2. a hexagon bolt; 3. a clamp body; 4. limiting a drill bushing; 5. a connecting spring; 6. a hook-shaped pressing block; 7. fastening a stud; 8. a flange nut; 9. a support pillar; 10. a plug end post; 11. fixing the bushing; 12. a lower king pin boss; 13. a hexagonal threaded abutment rod; 14. a hexagonal nut; 15. a rubber sleeve; 16. and (4) anti-skid bulges.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a lower main pin base drilling clamp through improvement, and the technical scheme of the utility model is as follows:

the first embodiment is as follows:

as shown in fig. 1-3, a lower king pin seat drilling fixture comprises a fixture main body 3 and a lower king pin seat 12, wherein a pin positioning mechanism is installed at one side of the fixture main body 3, a fixing mechanism is installed at the other end of the fixture main body 3, and an auxiliary drilling assembly is arranged at one side of the fixture main body 3 close to the fixing mechanism;

the bolt positioning mechanism comprises a positioning seat block 1 arranged at one end of the outer wall of the bottom of the clamp body 3, the section of the positioning seat block 1 is an L-shaped mechanism, a fixing bush 11 is arranged at one end of the positioning seat block 1, and a bolt end column 10 is connected inside the fixing bush 11 through threads.

By means of the structure, the arranged bolt end post 10 can be used for preliminary positioning and fixing of the lower main pin seat 12.

Further, the fixing mechanism comprises a hook-shaped pressing block 6 arranged at the other end of the outer wall of the bottom of the clamp body 3, and a connecting spring 5 is fixedly arranged on one side, opposite to the clamp body 3, of the hook-shaped pressing block 6.

By means of the structure, the connecting spring 5 can play a certain auxiliary connecting role for the hook-shaped pressing block 6.

Further, a fastening stud 7 is connected to one side of the hook-shaped pressing block 6 opposite to the clamp body 3 through threads, and a flange nut 8 is installed at the bottom end of the fastening stud 7.

By means of the structure, the flange nut 8 is screwed, the lower main pin base 12 can be pressed tightly by the hook-shaped pressing block 6, and accordingly convenience of fixing operation is improved.

Further, the relative one end both sides of anchor clamps main part 3 and location seat piece 1 have all seted up the installation screw, and have hex bolts 2 through threaded connection corresponding to the inner wall of two installation screws.

Further, supplementary drilling subassembly includes four setups and the anchor clamps main part 3 on the guiding hole, and all installs spacing drill bushing 4 in the guiding hole.

Borrow by above-mentioned structure, utilize the guiding hole and the spacing drill bushing 4 that set up, can carry out effectual direction, location effect to subsequent drilling operation to guarantee the precision of drilling processing operation.

Furthermore, one side of the clamp body 3 close to one of the limiting drill sleeves 4 is connected with a hexagonal threaded abutting rod 13 through threads, and the hexagonal threaded abutting rod 13 is connected with a hexagonal nut 14 through threads.

By means of the structure, the hexagonal threaded abutting rod 13 and the hexagonal nut 14 are matched with each other, and effective side face fixing treatment can be conducted on a lower main pin base 12 product.

Further, the support columns 9 are fixedly mounted at four corners of the outer wall of the bottom of the clamp body 3.

The working principle is as follows: when the fixture is used, the lower main pin base 12 is placed on the fixture main body 3, the bolt end post 10 is inserted into the lower main pin base 12 and is made to be attached to the hexagonal threaded abutting rod 13, meanwhile, the flange nut 8 is screwed, the lower main pin base 12 is pressed tightly by the hook-shaped pressing block 6, the fixture main body 3 is placed, the drill bit is aligned to the corresponding limiting drill sleeve 4, drilling operation is conducted, after the first hole is drilled, the fixture is moved to sequentially align the remaining limiting drill sleeves 4 to drill holes, and the other three holes are drilled respectively.

Example two:

based on a lower king pin boss drilling jig provided by a first embodiment of the present application, a second embodiment of the present application proposes another lower king pin boss drilling jig. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further described with reference to the drawings and the following description.

As shown in fig. 4, the second embodiment further includes a rubber sleeve 15 fixed on the outer wall of the top end of the plug pin end post 10, and a plurality of anti-slip protrusions 16 distributed at equal intervals are arranged on the outer wall of the rubber sleeve 15.

By means of the structure, the rubber sleeve 15 and the anti-skid protrusions 16 are arranged, so that the direct rigid contact between the bolt end post 10 and the lower main pin base 12 is avoided, internal damage is avoided, and the fixing effect of the bolt end post on the lower main pin base 12 is improved.

The previous description is provided to enable any person skilled in the art to make or use the present invention. 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 utility model. Thus, the present invention 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. The utility model provides a lower king pin seat boring grab, includes anchor clamps main part (3) and lower king pin seat (12), its characterized in that: a pin positioning mechanism is installed on one side of the clamp main body (3), a fixing mechanism is installed on the other end of the clamp main body (3), and an auxiliary drilling assembly is arranged on one side, close to the fixing mechanism, of the clamp main body (3);

bolt positioning mechanism is including setting up in location seat piece (1) of anchor clamps main part (3) bottom outer wall one end, and the section of location seat piece (1) is L shape mechanism, the one end of location seat piece (1) is provided with fixed bush (11), and the inside of fixed bush (11) has bolt end post (10) through threaded connection.

2. The lower king pin holder boring jig of claim 1, wherein: the fixing mechanism comprises a hook-shaped pressing block (6) arranged at the other end of the outer wall of the bottom of the clamp body (3), and a connecting spring (5) is fixedly arranged on one side, opposite to the clamp body (3), of the hook-shaped pressing block (6).

3. The lower king pin holder boring jig of claim 2, wherein: and a fastening stud (7) is connected to one side of the hook-shaped pressing block (6) opposite to the clamp main body (3) through threads, and a flange nut (8) is installed at the bottom end of the fastening stud (7).

4. The lower king pin holder boring jig of claim 1, wherein: the clamp is characterized in that mounting screw holes are formed in two sides of the opposite end of the clamp main body (3) and the two sides of the opposite end of the positioning seat block (1), and the inner walls corresponding to the two mounting screw holes are connected with hexagon bolts (2) through threads.

5. The lower king pin holder boring jig of claim 1, wherein: the auxiliary drilling assembly comprises four guide holes formed in the fixture main body (3), and limiting drill sleeves (4) are mounted in the guide holes.

6. The lower king pin holder boring jig of claim 5, wherein: one side, close to one of the limiting drill sleeves (4), of the clamp body (3) is connected with a hexagonal thread abutting rod (13) through threads, and a hexagonal nut (14) is connected to the hexagonal thread abutting rod (13) through threads.

7. The lower king pin holder boring jig of claim 1, wherein: support columns (9) are fixedly mounted at four corners of the outer wall of the bottom of the clamp main body (3).

8. The lower king pin holder boring jig of claim 1, wherein: the outer wall of the top end of the bolt end column (10) is fixed with a rubber sleeve (15), and the outer wall of the rubber sleeve (15) is provided with a plurality of anti-skid protrusions (16) distributed at equal intervals.