CN211307543U

CN211307543U - Mould that sealing performance is good

Info

Publication number: CN211307543U
Application number: CN201922028814.7U
Authority: CN
Inventors: 张丽容
Original assignee: Suzhou Guangyuan Mould Co Ltd
Current assignee: Suzhou Guangyuan Mould Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-21
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a mould that sealing performance is good relates to mould technical field, and is poor for solving current mould sealing performance, leads to the material to spill over easily, influences productivity ratio's problem. The inside of base is provided with the fixed die plate, the top of fixed die plate is provided with the die holder, all be provided with the uide bushing around the die holder, the upper surface of die holder is provided with the locating pin, and the locating pin is provided with four, the top of die holder is provided with the upper die base, the top of upper die base is provided with the movable mould board, the top of movable mould board is provided with the connecting plate, the one end of upper die base is provided with the upper die base lug, the inside of upper die base is provided with the constant head tank, and the constant head tank is provided with four, the inside of die holder is provided with the spout, the top of spout is provided with the recess, the top of recess is provided with the die holder recess, the inside of spout is provided with sliding.

Description

Mould that sealing performance is good

Technical Field

The utility model relates to the technical field of mold, specifically be a mould that sealing performance is good.

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 shape by changing the physical state of the shaping material, the mould has the specific outline or cavity shape, the blank can be separated according to the outline shape by using the outline shape with cutting edge, the blank can obtain the corresponding three-dimensional shape by using the cavity shape, the mould generally includes two parts of moving mould and fixed mould or convex mould and concave mould, the two parts can be separated and closed, the part can be taken out when separated, the blank can be injected into the mould cavity for shaping when closed, the mould is a precision tool, the shape is complex, and bears the expansion force of the blank, the method has high requirements on structural strength, rigidity, surface hardness, surface roughness and machining precision, and the development level of die production is one of important marks of the mechanical manufacturing level.

The existing mold has poor sealing performance, so that materials are easy to overflow, and the productivity is influenced; therefore, the existing requirements are not met, and a mold with good sealing performance is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould that sealing performance is good to the current mould sealing performance who provides in solving above-mentioned background art is poor, leads to the material to spill over easily, influences productivity ratio's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a die with good sealing performance comprises a base, wherein a fixed die plate is arranged inside the base, a lower die base is arranged above the fixed die plate, guide sleeves are arranged on the periphery of the lower die base, positioning pins are arranged on the upper surface of the lower die base, four positioning pins are arranged, an upper die base is arranged above the lower die base, a movable die plate is arranged above the upper die base, a connecting plate is arranged above the movable die plate, an upper die base lug is arranged at one end of the upper die base, positioning grooves are arranged inside the upper die base and provided with four positioning grooves, a sliding groove is arranged inside the lower die base, a groove is arranged above the sliding groove, a lower die base groove is arranged above the groove, a sliding sleeve is arranged inside the sliding groove and is in sliding connection with the sliding groove, and a push plate is arranged above the sliding sleeve, and a mold cavity is arranged between the upper mold base lug and the lower mold base groove.

Preferably, the guide posts are arranged on the periphery of the upper die base.

Preferably, the connecting plate is internally provided with nine mounting holes.

Preferably, the positioning pin is fixedly connected with the positioning groove through a first sealing gasket.

Preferably, the inside of the sliding sleeve is provided with a mold spring.

Preferably, the upper die base is fixedly connected with the lower die base through a second sealing gasket.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of guide post and uide bushing, can relax accurate cup joint upper die base and die holder and seal together, play fixed effect, setting through locating pin and constant head tank, the effect of location has been played, avoid the mould to warp, setting through first sealed pad, sealed effect has been played, the leakproofness between locating pin and the constant head tank is improved, through the sealed setting of filling up of second, make the mould type intracavity ventilative processing, the sealing performance of mould has been strengthened, make the material be difficult for spilling over, the rejection rate is reduced.

2. Through the inside spout that sets up at the die holder, after the mould shaping, through mould spring's effort, make sliding sleeve rebound to drive push pedal rebound, ejecting the mould in the mould die cavity, sliding sleeve's both sides are equipped with the stopper, have played spacing effect, through the setting of connecting plate and mounting hole, the installation of the pneumatic cylinder of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the sealing state of the present invention;

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

in the figure: 1. a base; 2. fixing a template; 3. moving the template; 4. a guide post; 5. a guide sleeve; 6. an upper die holder; 7. a lower die holder; 8. positioning a groove; 9. positioning pins; 10. a first gasket; 11. a lower die holder groove; 12. a groove; 13. pushing the plate; 14. a chute; 15. a die spring; 16. a sliding sleeve; 17. a second gasket; 18. a mold cavity; 19. an upper die base projection; 20. a connecting plate; 21. and (7) installing holes.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a mould with good sealing performance comprises a base 1, a fixed mould plate 2 is arranged inside the base 1, a lower mould base 7 is arranged above the fixed mould plate 2, guide sleeves 5 are arranged around the lower mould base 7 and are matched with guide columns 4 to have a guiding function, an upper mould base 6 and the lower mould base 7 can be easily and accurately sealed together, positioning pins 9 are arranged on the upper surface of the lower mould base 7, four positioning pins 9 are arranged and matched with positioning grooves 8 to play a role in positioning and avoid mould deformation, an upper mould base 6 is arranged above the lower mould base 7, a movable mould plate 3 is arranged above the upper mould base 6, a connecting plate 20 is arranged above the movable mould plate 3 to facilitate installation and connection of a hydraulic cylinder, an upper mould base convex block 19 is arranged at one end of the upper mould base 6, a positioning groove 8 is arranged inside the upper mould base 6, four positioning grooves 8 are arranged, a sliding groove 14 is arranged inside the lower mould base 7, the die comprises a sliding groove 14, a groove 12, a lower die holder groove 11, a sliding sleeve 16, a limiting block and a die cavity 18, wherein the groove 12 is formed above the sliding groove 14, the lower die holder groove 11 is formed above the groove 12, the sliding sleeve 16 is arranged inside the sliding groove 14, the sliding sleeve 16 is connected with the sliding groove 14 in a sliding mode, the limiting block is further arranged on two sides of the sliding sleeve 16, the limiting block is arranged inside the sliding groove 14, the pushing plate 13 is arranged above the sliding sleeve 16, and the die cavity 18 is formed between.

Furthermore, guide posts 4 are arranged on the periphery of the upper die base 6, and the guide posts 4 have a guiding function and are matched with the guide sleeve 5 to play a fixing role.

Further, the connecting plate 20 is internally provided with nine mounting holes 21, and the mounting holes 21 facilitate the mounting of the hydraulic cylinder.

Further, the locating pin 9 is through first sealed 10 and constant head tank 8 fixed connection that fill up, and first sealed 10 that fill up has played sealed effect, improves the leakproofness between locating pin 9 and the constant head tank 8.

Further, a mold spring 15 is arranged inside the sliding sleeve 16, and the mold spring 15 can drive the push plate 13 to move upwards, so that the mold in the mold cavity 18 is ejected.

Further, the upper die base 6 is fixedly connected with the lower die base 7 through a second sealing gasket 17, the second sealing gasket 17 seals the upper die base 6 and the lower die base 7 together, airtight processing is carried out in the die cavity 18, the sealing performance of the die is enhanced, materials are not prone to overflowing, and the rejection rate is reduced.

The working principle is as follows: when the die is used, the upper die base 6 and the lower die base 7 can be easily and accurately sleeved and sealed together through the matching of the guide columns 4 and the guide sleeves 5, a fixing effect is achieved, the positioning effect is achieved through the arrangement of the positioning pins 9 and the positioning grooves 8, the deformation of the die is avoided, the sealing effect is achieved through the arrangement of the first sealing gaskets 10, the sealing performance between the positioning pins 9 and the positioning grooves 8 is improved, the airtight processing in the die cavity 18 is realized through the arrangement of the second sealing gaskets 17, the sealing performance of the die is enhanced, the material is not easy to overflow, the rejection rate is reduced, the sliding chute 14 is arranged in the lower die base 7, after the die is formed, the sliding sleeve 16 moves upwards through the acting force of the die spring 15, the pushing plate 13 is driven to move upwards, the die in the die cavity 18 is ejected, the limiting blocks are arranged on two sides of the sliding sleeve 16, the limiting effect is achieved, and the hydraulic cylinder is convenient to mount through the arrangement of the connecting plate 20 and the mounting hole 21.

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 that sealing performance is good, includes base (1), its characterized in that: the die comprises a base (1), wherein a fixed die plate (2) is arranged in the base (1), a lower die base (7) is arranged above the fixed die plate (2), guide sleeves (5) are arranged on the periphery of the lower die base (7), positioning pins (9) are arranged on the upper surface of the lower die base (7), four positioning pins (9) are arranged, an upper die base (6) is arranged above the lower die base (7), a movable die plate (3) is arranged above the upper die base (6), a connecting plate (20) is arranged above the movable die plate (3), an upper die base lug (19) is arranged at one end of the upper die base (6), positioning grooves (8) are arranged in the upper die base (6), four positioning grooves (8) are arranged in the positioning grooves (8), a sliding groove (14) is arranged in the lower die base (7), a groove (12) is arranged above the sliding groove (14, the die is characterized in that a lower die holder groove (11) is formed in the upper portion of the groove (12), a sliding sleeve (16) is arranged inside the sliding groove (14), the sliding sleeve (16) is connected with the sliding groove (14) in a sliding mode, a push plate (13) is arranged above the sliding sleeve (16), and a die cavity (18) is formed between the upper die holder protruding block (19) and the lower die holder groove (11).

2. The mold with good sealing performance according to claim 1, wherein: and guide columns (4) are arranged around the upper die base (6).

3. The mold with good sealing performance according to claim 1, wherein: the connecting plate (20) is internally provided with nine mounting holes (21), and the mounting holes (21) are arranged.

4. The mold with good sealing performance according to claim 1, wherein: the positioning pin (9) is fixedly connected with the positioning groove (8) through a first sealing gasket (10).

5. The mold with good sealing performance according to claim 1, wherein: and a die spring (15) is arranged in the sliding sleeve (16).

6. The mold with good sealing performance according to claim 1, wherein: the upper die holder (6) is fixedly connected with the lower die holder (7) through a second sealing gasket (17).