CN212528535U

CN212528535U - Mould is used in automobile positioning round pin production preparation

Info

Publication number: CN212528535U
Application number: CN202020861619.2U
Authority: CN
Inventors: 李振明
Original assignee: Shenzhen Huaxianglian Hardware Products Co ltd
Current assignee: Shenzhen Huaxianglian Hardware Products Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-12
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a mould is used in automobile positioning round pin production preparation, including roof, first mould board, second mould board, gag lever post and fly leaf, roof one side is provided with the fly leaf, be provided with first mould board and second mould board, two between roof and the fly leaf the mould hole has all been seted up to first mould board relative one side outer wall and second mould board both sides outer wall, spacing hole has all been seted up with second mould board four corners department to first mould board, spacing downthehole portion has all been pegged graft the gag lever post, the fixed orifices has been seted up to fly leaf four corners department, first mould board all sets up flutedly with second mould board outer wall four corners, the inside spring that is provided with of recess. The utility model discloses a set up recess and spring between first mould board and second mould board, can loosen the nut after the shaping of plastics locating pin, the spring passes through elasticity and separates between with first mould board and the second mould board, is convenient for take out the locating pin after the shaping.

Description

Mould is used in automobile positioning round pin production preparation

Technical Field

The utility model relates to an auto parts production facility technical field specifically is a mould is used in car locating pin production preparation.

Background

The locating pins, with the workpiece holes as the locating reference, participate in the part that limits the freedom of the object, control the linear motion of the object in X, Y, Z three axial directions, and six degrees of freedom of rotational motion around X, Y, Z. In a mold formed of two or more parts, the pins are designed to accurately position adjacent parts of the mold. When the machine body is formed by connecting a plurality of parts, and each part needs to keep a precise position during machining and assembling, a positioning pin is adopted for positioning. If the split box body consists of the cover and the base, the processing of the bearing hole on the split box body has higher precision requirement, so that two positioning pins far away from each other are arranged on the split surface during design so as to ensure the processing and assembling precision of the split box body.

Along with the progress and the development of science and technology, the mechanical strength of the work piece of plastics material also improves gradually, and the plastics locating pin of making through injection moulding compares in traditional metal locating pin, and not only the cost is lower, and machine-shaping is more convenient, and the application in modern auto parts increases gradually. However, in the production process of the existing injection molding positioning pin, the plastic positioning pin can be adhered to the inner wall of the mold after injection molding and shaping, so that the positioning pin is not convenient for workers to take out, the labor intensity of workers is increased, and the difficulty is increased for actual production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould is used in automobile locating pin production preparation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mould is used in automobile positioning round pin production preparation, includes roof, first mould board, second mould board, gag lever post and fly leaf, roof one side is provided with the fly leaf, be provided with first mould board and second mould board between roof and the fly leaf, two first mould board symmetric distribution is in second mould board both sides, two the mould hole has all been seted up to the relative one side outer wall of first mould board and second mould board both sides outer wall, spacing hole has all been seted up to first mould board and second mould board four corners department, the gag lever post has all been pegged graft to spacing downthehole portion, the fixed orifices has been seted up to fly leaf four corners department, first mould board and second mould board outer wall four corners all are seted up flutedly, the inside spring that is provided with of recess, and the spring cup joints on the gag lever post outer wall.

Preferably, the top plate, the first die plate, the second die plate and the movable plate have the same cross-sectional area.

Preferably, the limiting rod deviates from the outer wall of one end of the top plate and is provided with threads, the limiting rod deviates from one end of the top plate and penetrates through the fixing hole, and the outer wall of the limiting rod is rotatably sleeved with a nut.

Preferably, the position of the fixing hole corresponds to the position of the limiting hole.

Preferably, the die holes on the surfaces of the first die plate and the second die plate are matched.

Preferably, the diameter of the inner wall of the groove is larger than that of the inner wall of the limiting hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model adds a groove at the joint of a first mould plate and a second mould plate and elastically connects a spring in the groove, when a worker needs to perform injection molding, a limiting rod can be inserted into a through hole and runs through the spring, the distance between a movable plate and a top plate is shortened by rotating a nut, so that the first mould plate and the second mould plate are tightly connected, the mould holes are mutually matched, the worker can perform injection molding to the mould holes, the worker can loosen the nut after cooling molding, the spring in the groove between the first mould plate and the second mould plate can prop the first mould plate and the second mould plate apart by elastic reaction force after losing the pressure exerted by the movable plate, so that the mould holes are separated, the molded plastic positioning pin is exposed, and the worker can take out the plastic positioning pin conveniently, the efficiency of staff with the plastics locating pin drawing of patterns has been improved greatly, and the actual operation effect is better.

Drawings

Fig. 1 is a schematic side sectional structural view of the present invention;

FIG. 2 is a schematic main sectional view of a second mold plate according to the present invention;

fig. 3 is an enlarged schematic view of the structure a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.

In the figure: 1. a top plate; 2. a first mold plate; 3. a second mold plate; 4. a die hole; 5. a groove; 6. a limiting rod; 7. a nut; 8. a movable plate; 9. a spring; 10. a limiting hole; 11. a fixing hole; 12. and (4) threading.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment: a mold for producing and preparing an automobile positioning pin comprises a top plate 1, first mold plates 2, second mold plates 3, a limiting rod 6 and a movable plate 8, wherein the movable plate 8 is arranged on one side of the top plate 1, the first mold plates 2 and the second mold plates 3 are arranged between the top plate 1 and the movable plate 8, the cross sections of the top plate 1, the first mold plates 2, the second mold plates 3 and the movable plate 8 are the same, the two first mold plates 2 are symmetrically distributed on two sides of the second mold plate 3, mold holes 4 are formed in the outer walls of one opposite sides of the two first mold plates 2 and the outer walls of two sides of the second mold plate 3, the mold holes 4 on the surfaces of the first mold plates 2 and the second mold plates 3 are matched, when a worker needs to perform injection molding, the limiting rod 6 can be inserted into the limiting hole 10 and penetrates through a spring 9, the distance between the movable plate 8 and the top plate 1 is shortened by rotating a nut 7, so that the first mold plates 2 and the second mold plates 3 are tightly connected, so that the die holes 4 are mutually matched, and the workers can conveniently perform injection molding on the die holes 4.

Spacing hole 10 has all been seted up with 3 four corners departments of second mould board to first mould board 2, spacing hole 10 is inside all to peg graft there is gag lever post 6, fixed orifices 11 has been seted up to 8 four corners departments of fly leaf, fixed orifices 11 positions are corresponding with spacing hole 10 positions, gag lever post 6 deviates from 1 one end outer wall of roof and sets up screw thread 12, gag lever post 6 deviates from 1 one end of roof and runs through

fixed orifices

11, and 6 outer walls of gag lever post rotate and have cup jointed nut 7, first mould board 2 all has seted up recess 5 with 3 outer wall four corners of second mould board, the inner wall diameter of recess 5 is greater than the inner wall diameter of spacing hole 10, the inside spring 9 that is provided with of recess 5, and spring 9 cup joints on 6 outer walls of gag. Wait to the cooling shaping after, the staff can loosen nut 7, spring 9 in the recess 5 between first mould board 2 and the second mould board 3 is losing the pressure that fly leaf 8 was applyed after, spring 9 passes through elastic reaction force, strut between first mould board 2 and the second mould board 3, make mould hole 4 leave mutually, thereby expose the plastics locating pin after the shaping, the staff of being convenient for takes out the plastics locating pin, the efficiency that the staff carries out the drawing of patterns with the plastics locating pin has been improved greatly, the actual operation effect is better.

The working principle is as follows: when a worker needs to perform injection molding, the limiting rod 6 can be inserted into the limiting hole 10 and penetrates through the spring 9, the nut 7 is rotated to shorten the distance between the movable plate 8 and the top plate 1, so that the first mold plate 2 and the second mold plate 3 are tightly connected, the mold holes 4 are mutually matched, the worker can perform injection molding on the mold holes 4 conveniently, after the mold is cooled and formed, the worker can loosen the nut 7, after the spring 9 in the groove 5 between the first mold plate 2 and the second mold plate 3 loses the pressure applied by the movable plate 8, the spring 9 struts the space between the first mold plate 2 and the second mold plate 3 through elastic reaction force, the mold holes 4 are separated, the formed plastic positioning pin is exposed, the worker can take out the plastic positioning pin conveniently, and the efficiency of demolding the plastic positioning pin by the worker is greatly improved, the actual operation effect is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mould is used in automobile positioning round pin production preparation, includes roof (1), first mould board (2), second mould board (3), gag lever post (6) and fly leaf (8), its characterized in that: a movable plate (8) is arranged on one side of the top plate (1), a first mould plate (2) and a second mould plate (3) are arranged between the top plate (1) and the movable plate (8), the two first mould plates (2) are symmetrically distributed on two sides of the second mould plate (3), mould holes (4) are formed in the outer wall of one side, opposite to the two first mould plates (2), and the outer wall of two sides of the second mould plate (3), the four corners of the first die plate (2) and the second die plate (3) are both provided with a limiting hole (10), limiting rods (6) are inserted into the limiting holes (10), fixing holes (11) are formed at the four corners of the movable plate (8), four corners of the outer walls of the first die plate (2) and the second die plate (3) are respectively provided with a groove (5), a spring (9) is arranged inside the groove (5), and the spring (9) is sleeved on the outer wall of the limiting rod (6).

2. The mold for producing and preparing the automobile positioning pin according to claim 1, wherein: the cross-sectional areas of the top plate (1), the first mold plate (2), the second mold plate (3) and the movable plate (8) are the same.

3. The mold for producing and preparing the automobile positioning pin according to claim 1, wherein: gag lever post (6) deviates from roof (1) one end outer wall and sets up screw thread (12), gag lever post (6) deviates from roof (1) one end and runs through fixed orifices (11), and gag lever post (6) outer wall rotates and has cup jointed nut (7).

4. The mold for producing and preparing the automobile positioning pin according to claim 1, wherein: the position of the fixing hole (11) corresponds to the position of the limiting hole (10).

5. The mold for producing and preparing the automobile positioning pin according to claim 1, wherein: the die holes (4) on the surfaces of the first die plate (2) and the second die plate (3) are matched.

6. The mold for producing and preparing the automobile positioning pin according to claim 1, wherein: the diameter of the inner wall of the groove (5) is larger than that of the inner wall of the limiting hole (10).