CN219504673U

CN219504673U - Pneumatic assembly jig for powder metallurgy automobile parts

Info

Publication number: CN219504673U
Application number: CN202320495453.0U
Authority: CN
Inventors: 林久康
Original assignee: Shanghai Fangchi New Material Technology Co ltd
Current assignee: Shanghai Fangchi New Material Technology Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-08-11
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a pneumatic assembly jig for powder metallurgy automobile parts, which comprises a jig base and an automobile part pin shaft, wherein an air cylinder, a sliding block, a jig insert c and a jig insert d are sequentially arranged on the jig base from left to right; the end part of the air cylinder shaft of the air cylinder is connected with a sliding block, the outer side surface of the sliding block is provided with a half-cambered surface groove, two sides of the sliding block are respectively provided with a jig insert a and a jig insert b, grooves are respectively formed in the jig insert c and the jig insert d, and two ends of an automobile part pin shaft are respectively clamped in the grooves of the jig insert c and the jig insert d. The pneumatic assembly jig for the powder metallurgy automobile parts in the scheme can be used for rapidly switching assembly production of products of different types, is high in flexibility, quick in line changing and simple in speed regulation in actual use, is suitable for production of small-batch multiple models, can greatly save equipment investment, and is low in cost, stable in production and high in efficiency.

Description

Pneumatic assembly jig for powder metallurgy automobile parts

Technical Field

The utility model relates to the field of powder metallurgy automobile part assembly, in particular to a pneumatic assembly jig for powder metallurgy automobile parts.

Background

The powder metallurgy hinge product is widely applied to charging boxes of electronic products such as earphones, automobile parts, electronic cigarettes and the like, has larger market demand, various types and models, and large investment for using automatic assembly automobile part assembly equipment, and can not quickly switch production lines, so that a pneumatic jig for automobile part assembly needs to be developed, and the jig has the advantages of low manufacturing cost, high efficiency, capability of quickly switching the assembly of automobile parts of different types and the like, so that the flexibility of enterprise production is improved;

at present, two modes of automatic equipment assembly and manual assembly are mainly adopted for powder metallurgy automobile part assembly, the automatic assembly efficiency is high, equipment investment is large, production is inflexible, and the line changing equipment debugging time is long; manual assembly flexibility is high but production efficiency is low. Therefore, a pneumatic assembly jig needs to be developed, production efficiency and quick switching production line can be achieved, and more equipment cost does not need to be input.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a pneumatic assembly jig for powder metallurgy automobile parts.

The utility model provides the following technical scheme:

the utility model provides a pneumatic assembly jig for powder metallurgy automobile parts, which comprises a jig base and an automobile part pin shaft, wherein an air cylinder, a sliding block, a jig insert c and a jig insert d are sequentially arranged on the jig base from left to right;

the end part of the cylinder shaft of the cylinder is connected with a sliding block, the outer side surface of the sliding block is provided with a half-cambered surface groove, two sides of the sliding block are respectively provided with a jig insert a and a jig insert b, the jig insert c and the jig insert d are respectively provided with grooves, and two ends of the automobile part pin shaft are respectively clamped in the grooves of the jig insert c and the jig insert d.

As a preferable technical scheme of the utility model, the driven wheel of the automobile part is arranged at the half cambered surface groove of the sliding block, and the driven wheel of the automobile part is arranged opposite to the pin shaft of the automobile part.

As a preferable technical scheme of the utility model, the air cylinder is fixed with the jig base through a fixing screw a;

the jig insert a and the jig insert b are the same set of structural components, the jig insert a and the jig insert b are fixed through the fixing screws b and the jig base, and the jig insert c and the jig insert d are fixed through the fixing screws c;

the jig insert a, the jig insert b and the sliding block are made of DC53 steel.

As a preferable technical scheme of the utility model, the jig base is made of Cr12MoV steel.

Compared with the prior art, the utility model has the following beneficial effects:

the pneumatic assembly jig for the powder metallurgy automobile parts in the scheme can be used for rapidly switching assembly production of products of different types, is high in flexibility, quick in line changing and simple in speed regulation in actual use, is suitable for production of small-batch multiple models, can greatly save equipment investment, and is low in cost, stable in production and high in efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is an exploded view of the present utility model;

in the figure: 1. the automobile part pin shaft; 2. driven wheels of automobile parts; 3. a cylinder; 4. a jig base; 5. a jig insert a; 6. jig insert b; 7. a fixing screw a; 8. a slide block; 9. a jig insert c; 10. a fixing screw b; 11. a set screw c; 12. and a jig insert d.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model. Wherein like reference numerals refer to like elements throughout.

Further, if detailed description of the known art is not necessary to illustrate the features of the present utility model, it will be omitted. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Example 1

1-2, the utility model provides a pneumatic assembly jig for powder metallurgy automobile parts, which comprises a jig base 4 and an automobile part pin shaft 1, wherein a cylinder 3, a sliding block 8, a jig insert c9 and a jig insert d12 are sequentially arranged on the jig base 4 from left to right;

the end part of the cylinder shaft of the cylinder 3 is connected with a sliding block 8, the outer side surface of the sliding block 8 is provided with a half-cambered surface groove, two sides of the sliding block 8 are respectively provided with a jig insert a5 and a jig insert b6, grooves are respectively formed in a jig insert c9 and a jig insert d12, and two end parts of the automobile part pin shaft 1 are respectively clamped in the grooves of the jig insert c9 and the jig insert d 12.

The semi-cambered surface groove of the sliding block 8 is provided with an automobile part driven wheel 2, and the automobile part driven wheel 2 is arranged opposite to the automobile part pin shaft 1.

The air cylinder 3 is fixed with the jig base 4 through a fixing screw a 7;

the jig insert a5 and the jig insert b6 are the same set of structural components, the jig insert a5 and the jig insert b6 are fixed with the jig base 4 through the fixing screws b10, and the jig insert c9 and the jig insert d12 are fixed with each other through the fixing screws c 11;

the jig insert a5, the jig insert b6 and the slider 8 are all made of DC53 steel.

The material of the jig base 4 is made of Cr12MoV steel.

Further, the assembly of the hinge using the jig comprises four steps:

(1) Placing the driven wheel 2 of the automobile part in a semicircular groove of the sliding block 8;

(2) Placing the automobile part pin shaft 1 in a positioning groove of a jig insert c9 for positioning;

(3) Starting a pneumatic switch, driving a sliding block 8 to move by the movement of a piston through a cylinder 3, enabling an automobile part driven wheel 2 on the sliding block 8 to strike an automobile part pin shaft 1, then completing pairing between the automobile part pin shaft 1 and the automobile part driven wheel 2, closing the pneumatic switch, and resetting the sliding block 8 manually;

(4) Taking out the matched automobile part pin shaft 1 and automobile part driven wheel 2 assembly and placing the components in a plastic sucking box;

the automobile part pin shaft 1, the automobile part driven wheel 2 and the sliding block 8 are accessories of one set of component, different types of products are produced, and specifications of the automobile parts are different, so that three accessories of the matched jig insert d12, the jig insert c9 and the sliding block 8 are required to be selected according to the produced product types in the production preparation stage, namely, when products of different types are produced, the jig is only required to be matched with the sliding block 8, the jig insert c9 and the jig insert d12, other parts are not required to be replaced, line replacement is very quick and flexible, the manufacturing cost of the jig is low, the production efficiency is far higher than that of manual assembly, the jig is very practical aiming at the production modes of small batches of multiple types, and the comprehensive cost is optimal.

In actual use, the utility model has the advantages of high flexibility, quick line changing, simple speed regulation, suitability for small-batch multi-model production, capability of greatly saving equipment investment, low cost of the jig, stable production and high efficiency.

The jig is required to ensure that after the automobile part pin shaft 1 is installed in the central hole of the automobile part driven wheel 2 in the debugging and production and use processes, products cannot incline in the process of pushing pins by the air cylinder 3, otherwise, the pins crush the products and other defects, so that the machining of the jig is required to ensure the accuracy, the positioning clearance of the products in the jig is required to be proper, the clearance is too small, the products are difficult to take and place, the production efficiency is affected, the clearance is too large, the products shake, and the assembly yield is reduced.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The pneumatic assembly jig for the powder metallurgy automobile parts comprises a jig base (4) and an automobile part pin shaft (1) and is characterized in that a cylinder (3), a sliding block (8), a jig insert c (9) and a jig insert d (12) are sequentially arranged on the jig base (4) from left to right;

the novel automobile part pin shaft is characterized in that the end part of the air cylinder shaft of the air cylinder (3) is connected with a sliding block (8), the outer side surface of the sliding block (8) is provided with a semi-cambered surface groove, two sides of the sliding block (8) are respectively provided with a jig insert a (5) and a jig insert b (6), the jig insert c (9) and the jig insert d (12) are respectively provided with grooves, and two ends of the automobile part pin shaft (1) are respectively clamped in the grooves of the jig insert c (9) and the jig insert d (12).

2. The pneumatic assembly jig for the powder metallurgy automobile parts according to claim 1, wherein the automobile part driven wheel (2) is arranged at a half cambered surface groove of the sliding block (8), and the automobile part driven wheel (2) is arranged opposite to the automobile part pin shaft (1).

3. The pneumatic assembly jig for the powder metallurgy automobile parts according to claim 1, wherein the air cylinder (3) is fixed with the jig base (4) through a fixing screw a (7);

the jig insert a (5) and the jig insert b (6) are the same set of structural components, the jig insert a (5) and the jig insert b (6) are fixed through the fixing screws b (10) and the jig base (4), and the jig insert c (9) and the jig insert d (12) are fixed through the fixing screws c (11);

the jig insert a (5), the jig insert b (6) and the sliding block (8) are made of DC53 steel.

4. The pneumatic assembly jig for powder metallurgy automobile parts according to claim 1, wherein the jig base (4) is made of Cr12MoV steel.