CN211662474U

CN211662474U - Connecting pin forming die

Info

Publication number: CN211662474U
Application number: CN201922375419.6U
Authority: CN
Inventors: 金建华
Original assignee: Suzhou Ruihua Precision Machinery Co ltd
Current assignee: Suzhou Ruihua Precision Machinery Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-10-13
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a connecting pin forming die, which ensures that the matching between a lower die body and an upper die body is tight and good through a positioning bulge, the matching between the lower die body and the upper die body is further tight and good through a guide rod, and the formed connecting pin has good structure and high quality by using a first pouring hole and a second pouring hole simultaneously; the utility model discloses an add the setting of cylinder, piston rod, movable block, cylindricality pole and through-hole, can drive the piston rod through cylinder work and stretch out, be located the fly leaf through rectangular plate fixed connection at this moment, make the fly leaf that is located the piston rod top surface follow the rebound, promote the connecting pin rebound under the effect of the cylindricality pole of fly leaf top surface at this moment to it is ejecting to descend the connecting pin in the die cavity, and the drawing of patterns is simpler more like this, and is convenient, has improved the efficiency of work greatly.

Description

Connecting pin forming die

Technical Field

The utility model relates to a forming die technical field, concretely relates to connecting pin forming die.

Background

The mould is used for making the tool of the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the article appearance through the change of the physical state of the shaping material, it is the name of "industrial mother".

In order to improve the output of the workpiece during industrial manufacturing, people use a large number of dies to produce the workpiece, the quantity of the workpieces produced by the dies is large, the cost is low, and the quality of the workpiece is improved. Meanwhile, the existing connecting pin forming die is complex in structure and unstable in structure, so that the forming quality is poor. In view of the above drawbacks, it is necessary to design a connecting pin forming mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting pin forming die 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 connecting pin forming die, includes die body, last die body and guide bar down, the up end of die body contacts with the lower terminal surface of last die body down, the bottom of die body is fixed with the landing leg down, be provided with the cavity in the middle part of the die body down, cavity internally mounted has the cylinder, the output fixedly connected with piston rod of cylinder, the top surface of piston rod is fixed with the rectangular plate, the fly leaf is installed to the top surface of rectangular plate, the top surface of fly leaf evenly is fixed with the cylindricality pole, the upper end outer wall of cylindricality pole is fixed with the silica gel layer, the top surface of cavity seted up with cylindricality pole assorted through-hole.

Preferably, the guide rod passes through the upper die body and the lower end of the guide rod is fixedly connected with the lower die body, two positioning bulges are fixedly connected with two sides of the lower surface of the upper die body, and a positioning groove matched with the positioning bulges is formed in the upper surface of the lower die body.

Preferably, handles are fixedly connected to the left end and the right end of the upper die body respectively.

Preferably, the lower surface of the upper die body is provided with an upper die cavity, the upper surface of the lower die body is provided with a lower die cavity, a structure for forming the connecting pin is formed between the upper die cavity and the lower die cavity, the upper surface of the upper die body is provided with a first pouring hole and a second pouring hole at intervals, and the first pouring hole and the second pouring hole are communicated with the upper die cavity.

Preferably, the rectangular plate is fixedly installed at the bottom of the movable plate through bolts.

Preferably, the supporting legs are at least provided with four groups, the four groups of supporting legs are arranged in a pairwise symmetrical mode, rubber pads are adhered to the bottoms of the supporting legs through glue, and the rubber pads are trapezoidal in shape.

Compared with the prior art, the connecting pin forming die has the advantages that the lower die body is well matched with the upper die body through the positioning protrusions, the lower die body is further well matched with the upper die body through the guide rods, and the formed connecting pin is good in structure and high in quality due to the fact that the first pouring hole and the second pouring hole are used simultaneously; the utility model discloses an add the setting of cylinder, piston rod, movable block, cylindricality pole and through-hole, can drive the piston rod through cylinder work and stretch out, be located the fly leaf through rectangular plate fixed connection at this moment, make the fly leaf that is located the piston rod top surface follow the rebound, promote the connecting pin rebound under the effect of the cylindricality pole of fly leaf top surface at this moment to it is ejecting to descend the connecting pin in the die cavity, and the drawing of patterns is simpler more like this, and is convenient, has improved the efficiency of work greatly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a connecting pin forming mold of the present invention.

In the drawings:

1. a lower die body; 2. feeding a mold body; 3. a cylinder; 4. a piston rod; 5. a rectangular plate; 6. a movable plate; 7. a cylindrical rod; 8. a silica gel layer; 9. a through hole; 10. a cavity; 11. a guide bar; 12. positioning the projection; 13. a positioning groove; 14. a handle; 15. an upper mold cavity; 16. a lower die cavity; 17. a first pour hole; 18. a second pour hole; 19. a bolt; 20. a rubber pad; 21. and (7) supporting legs.

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.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a connecting pin forming die, includes die body 1 down, goes up die body 2 and guide bar 11, and the up end of die body 1 contacts with the lower terminal surface of last die body 2 down, the bottom of die body 1 is fixed with landing leg 21 down, be provided with cavity 10 in the middle part of die body 1 down, cavity 10 internally mounted has cylinder 3, the output end fixedly connected with piston rod 4 of cylinder 3, the top surface of piston rod 4 is fixed with rectangular plate 5, fly leaf 6 is installed to the top surface of rectangular plate 5, the top surface of fly leaf 6 evenly is fixed with cylindricality pole 7, the upper end outer wall of cylindricality pole 7 is fixed with silica gel layer 8, the top surface of cavity 10 seted up with cylindricality pole 7 assorted through-hole 9.

In this embodiment, the guide bar 11 passes the upper die body 2 and the lower extreme and the lower die body 1 fixed connection of guide bar 11, two protruding 12 of both sides fixedly connected with of the 2 lower surfaces of upper die body, lower die body 1 upper surface seted up with protruding 12 complex positioning groove 13 in location, two protruding 12 in location make down die body 1 and last die body 2 between the relative position stable unchangeable, be favorable to improving down die body 1 and last die body 2 between stability, guide bar 2 has further strengthened lower die body 1 and last die body 2 between stability to guide bar 2 makes down die body 1 and last die body 2 between the cooperation inseparable, does not take place to become flexible, helps improving the quality of the fashioned connecting pin of connecting pin forming die.

In this embodiment, both ends are fixedly connected with handle 14 respectively about last die body 2, handle 14 provides convenience for taking of last die body 2.

In this embodiment, an upper mold cavity 15 is formed in the lower surface of the upper mold body 2, a lower mold cavity 16 is formed in the upper surface of the lower mold body 1, a structure for molding the connecting pin is formed between the upper mold cavity 15 and the lower mold cavity 16, first pouring holes 17 and second pouring holes 18 are formed in the upper surface of the upper mold body 2 at intervals, the first pouring holes 17 and the second pouring holes 18 are communicated with the upper mold cavity 15, the first pouring holes 7 and the second pouring holes 18 are used for adding a casting material into the upper mold cavity 15, and the first pouring holes 7 and the second pouring holes 18 are used simultaneously to enable the inner structure of the molded connecting pin to be compact and have high quality.

In this embodiment, the rectangular plate 5 is fixedly mounted at the bottom of the movable plate 6 through the bolt 19, so that the movable plate 6 is conveniently disassembled and assembled, and the use is more flexible and convenient.

In this embodiment, the supporting legs 21 are at least provided with four groups, the four groups of supporting legs 21 are arranged in a pairwise symmetrical manner, the rubber pads 20 are adhered to the bottoms of the supporting legs 21 through glue, and the rubber pads 20 are trapezoidal in shape, so that the contact area between the rubber pads and the ground is increased, and the placing is more stable.

The utility model discloses the theory of operation: during the use, the manual work is with last die body 2 and lower die body 1 zonulae occludens, through adding the pouring material in first sprue gate 17 and second sprue gate 18 after the connection, it is filled with the pouring material to make to go up die cavity 15 and lower die cavity 16 intussuseption, the pouring material is at last die cavity 15 and lower die cavity 16 cooling formation connecting pin structure, when the connecting pin shaping after, the manual work is got rid of last die body 2, it stretches out to drive piston rod 4 through cylinder 3 work, make and be located the fly leaf 6 of piston rod 4 top surface and follow the rebound, at this moment promote the connecting pin rebound under the effect of the cylindricality pole 7 of fly leaf 6 top surface, thereby the connecting pin in die cavity 16 is ejecting down, drawing of patterns is simpler like this, and convenient, the efficiency of work has.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connecting pin forming die, includes die body (1), goes up die body (2) and guide bar (11), its characterized in that down: the utility model discloses a mold, including die body (1), lower die body (2), cavity (10), cylinder (3), output end fixedly connected with piston rod (4) of cylinder (3), the top surface of piston rod (4) is fixed with rectangular plate (5), fly leaf (6) are installed to the top surface of rectangular plate (5), the top surface of fly leaf (6) evenly is fixed with cylindricality pole (7), the upper end outer wall of cylindricality pole (7) is fixed with silica gel layer (8), the top surface of cavity (10) is seted up with cylindricality pole (7) assorted through-hole (9).

2. The connecting pin forming die as claimed in claim 1, wherein: the die body (2) is gone up in guide bar (11) pass and the lower extreme and the lower die body (1) fixed connection of guide bar (11), two location arch (12) of both sides fixedly connected with of last die body (2) lower surface, die body (1) upper surface is seted up down and is located protruding (12) complex positioning groove (13).

3. The connecting pin forming die as claimed in claim 1, wherein: the left end and the right end of the upper die body (2) are respectively and fixedly connected with a handle (14).

4. The connecting pin forming die as claimed in claim 1, wherein: the lower die is characterized in that an upper die cavity (15) is formed in the lower surface of the upper die body (2), a lower die cavity (16) is formed in the upper surface of the lower die body (1), a structure for forming a connecting pin is formed between the upper die cavity (15) and the lower die cavity (16), first pouring holes (17) and second pouring holes (18) are formed in the upper surface of the upper die body (2) at intervals, and the first pouring holes (17) and the second pouring holes (18) are communicated with the upper die cavity (15).

5. The connecting pin forming die as claimed in claim 1, wherein: the rectangular plate (5) is fixedly arranged at the bottom of the movable plate (6) through a bolt (19).

6. The connecting pin forming die as claimed in claim 1, wherein: the supporting legs (21) are at least provided with four groups, the four groups of supporting legs (21) are arranged in a pairwise symmetrical mode, rubber pads (20) are adhered to the bottoms of the supporting legs (21) through glue, and the rubber pads (20) are trapezoidal in shape.