CN219191003U

CN219191003U - Oil seal die convenient to demolding

Info

Publication number: CN219191003U
Application number: CN202223463872.0U
Authority: CN
Inventors: 刘云甲
Original assignee: Changzhou Domt Sealing Technology Co ltd
Current assignee: Changzhou Domt Sealing Technology Co ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-06-16
Anticipated expiration: 2032-12-25

Abstract

The utility model belongs to the technical field of oil seal molds, and particularly relates to an oil seal mold convenient for demolding, which comprises a base, an auxiliary demolding mechanism and an auxiliary heating mechanism, wherein the upper end of the base is fixedly connected with a mold box, the upper end of the mold box is connected with an upper cover, the upper end of the base is fixedly connected with a frame, a hydraulic cylinder is fixedly arranged in the frame, the auxiliary demolding mechanism is arranged in the mold box, the auxiliary heating mechanism is arranged in the upper cover, and the lower molding ring is connected in a sliding manner in the mold box. According to the utility model, the lifting frame, the guide rod, the springs and other structures are additionally arranged in the die box, after the inner part of the lower forming ring is formed, the lower forming ring on the lifting frame can be driven to lift by the elasticity of the springs, and the oil seal formed in the inner part is supported after the lower forming ring is lifted, so that the oil seal can stay on the outer side of the die box, and the oil seal can be more conveniently demoulded.

Description

Oil seal die convenient to demolding

Technical Field

The utility model relates to the technical field of oil seal molds, in particular to an oil seal mold convenient to demold.

Background

An oil seal, also known as a shaft seal, is a component of a device used in a machine to prevent fluid (mostly lubricating oil) from escaping from the joint (mostly the joint surface or shaft of the component). In the process of producing an oil seal, a ring material can be subjected to hot press forming through a die, the utility model with the bulletin number of CN213166834U discloses an oil seal die capable of preventing glue from running, the oil seal die comprises a spring arranged on a gap part of a middle die on a middle die and matched with the middle die, after the die is fed into a hot press, the middle die is extruded by the hot press before a top plate is extruded by the hot press, so that the middle die and the bottom plate are tightly pressed and sealed, and the problem that a gap exists between the middle die and the bottom plate due to the fact that the top plate is contacted when the die is extruded by the hot press is solved, and glue can flow out from the gap between the middle die and the bottom die is solved. However, the above patent suffers from the following disadvantages: after the oil seal is formed, the die is positioned in the hot press, so that a worker needs to manually take the die out of the hot press before oil seal demolding, the worker needs to wait for the temperature in the hot press to recover to normal temperature before operation because the internal temperature of the hot press is higher, time and labor are wasted, the demolding of a formed product is influenced, and the production efficiency is influenced. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide an oil seal die convenient for demolding, which solves the problem that an oil seal is inconvenient to demold.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil blanket mould convenient to drawing of patterns, includes base, supplementary demoulding mechanism, auxiliary heating mechanism, the upper end fixedly connected with mould case of base, the upper end contact of mould case has the upper cover, the upper end fixedly connected with frame of base, the inside fixed mounting of frame has the pneumatic cylinder, the inside of mould case is provided with supplementary demoulding mechanism, the inside of upper cover is provided with auxiliary heating mechanism, the inside sliding connection of mould case has lower shaping ring, the upper cover is fixed connection and is gone up shaping ring, the internally mounted of mould case has the electric heating ring.

Preferably, the output end of the hydraulic cylinder is fixedly connected with the upper cover, and the upper cover and the frame are slidably connected with the hydraulic cylinder so as to drive the upper cover to move.

Preferably, the electric heating ring is in contact with the lower forming ring, the upper forming ring is in sliding connection with the mold box, and the electric heating ring can heat the lower forming ring.

Preferably, the auxiliary demoulding mechanism comprises a lifting frame, a guide rod and a spring, wherein the lifting frame is slidably connected in the mould box, the guide rod is fixedly connected in the mould box, the spring is arranged on the outer side of the guide rod, the lifting frame is fixedly connected with the lower forming ring, the lifting frame is slidably connected with the guide rod, and the guide rod can guide the movement of the lifting frame.

Preferably, one end of the spring is fixedly connected with the mold box, the other end of the spring is fixedly connected with the lifting frame, and the spring can drive the lifting frame to automatically reset through elasticity.

Preferably, the auxiliary heating mechanism comprises an electric heating machine, an electric heating disc and a heat conducting ring, the electric heating machine is fixedly arranged in the upper cover, the heat conducting ring is fixedly connected with the upper cover, the electric heating disc is fixedly connected to the heat conducting ring, the heat conducting ring is fixedly connected with the upper forming ring, the electric heating disc is electrically connected with the electric heating machine, and the heat conducting ring can transfer heat.

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

1. according to the utility model, the lifting frame, the guide rod, the springs and other structures are additionally arranged in the die box, after the inner part of the lower forming ring is formed, the lower forming ring on the lifting frame can be driven to lift by the elasticity of the springs, and the oil seal formed in the inner part is supported after the lower forming ring is lifted, so that the oil seal can stay on the outer side of the die box, and the oil seal can be more conveniently demoulded.

2. According to the oil seal forming device, the electric heating machine, the electric heating disc, the heat conducting ring and other structures are additionally arranged in the upper cover, so that the heat conducting ring can be heated through the electric heating disc in the process of forming the oil seal, and the heat conducting ring can transfer heat to the inner part of the upper forming ring to form the oil seal, and therefore the temperature of the upper forming ring can be effectively improved, and the oil seal forming quality is improved.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;

fig. 4 is an enlarged view of the B-section structure of fig. 2 according to the present utility model.

In the figure: 1. a base; 2. a mold box; 3. an upper cover; 4. a frame; 5. a hydraulic cylinder; 6. an auxiliary demoulding mechanism; 7. an auxiliary heating mechanism; 8. a lower forming ring; 9. an upper forming ring; 10. an electric heating ring; 61. a lifting frame; 62. a guide rod; 63. a spring; 71. an electric heating machine; 72. an electric heating plate; 73. a heat conducting ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, an oil seal mold convenient for demolding comprises a base 1, an auxiliary demolding mechanism 6 and an auxiliary heating mechanism 7, wherein the upper end of the base 1 is fixedly connected with a mold box 2, the upper end of the mold box 2 is connected with an upper cover 3, the upper end of the base 1 is fixedly connected with a frame 4, a hydraulic cylinder 5 is fixedly arranged in the frame 4, the auxiliary demolding mechanism 6 is arranged in the mold box 2, the auxiliary heating mechanism 7 is arranged in the upper cover 3, a lower molding ring 8 is slidingly connected in the mold box 2, an upper molding ring 9 is fixedly connected on the upper cover 3, an electric heating ring 10 is arranged in the mold box 2, the output end of the hydraulic cylinder 5 is fixedly connected with the upper cover 3, the upper cover 3 and the frame 4 are slidingly connected with the hydraulic cylinder 5 to drive the upper cover 3 to move, the electric heating ring 10 is in contact with the lower molding ring 8, the upper molding ring 9 is slidingly connected with the mold box 2, and the electric heating ring 10 can heat the lower molding ring 8.

Referring to fig. 1, 2 and 4, the auxiliary heating mechanism 7 includes an electric heating machine 71, an electric heating plate 72 and a heat conducting ring 73, the electric heating machine 71 is fixedly installed in the upper cover 3, the heat conducting ring 73 is fixedly connected in the upper cover 3, the electric heating plate 72 is fixedly connected to the heat conducting ring 73, the heat conducting ring 73 is fixedly connected with the upper forming ring 9, the electric heating plate 72 is electrically connected with the electric heating machine 71, and the heat conducting ring 73 can transfer heat.

Referring to fig. 1, 2 and 3, the auxiliary demolding mechanism 6 includes a lifting frame 61, a guide rod 62 and a spring 63, the lifting frame 61 is slidably connected to the inside of the mold box 2, the guide rod 62 is fixedly connected to the inside of the mold box 2, the spring 63 is disposed on the outer side of the guide rod 62, the lifting frame 61 is fixedly connected to the lower molding ring 8, the lifting frame 61 is slidably connected to the guide rod 62, the guide rod 62 can guide the movement of the lifting frame 61, one end of the spring 63 is fixedly connected to the mold box 2, the other end of the spring 63 is fixedly connected to the lifting frame 61, and the spring 63 can drive the lifting frame 61 to automatically reset through elastic force.

The specific implementation process of the utility model is as follows: when the oil seal forming device is used, the ring material is placed into the lower forming ring 8, then the electric heating disc 72 is started to heat the heat conducting ring 73, the heat conducting ring 73 transfers heat to the inner part of the upper forming ring 9, then the hydraulic cylinder 5 is started to drive the upper cover 3 to move with the upper forming ring 9, when the upper forming ring 9 is in contact with the lower forming ring 8, the lower forming ring 8 is pressed into the die box 2, the spring 63 is compressed through the lifting frame 61, the electric heating disc 72 continuously heats the heat conducting ring 73 in the forming process, the forming quality can be effectively guaranteed, after the forming is finished, the hydraulic cylinder 5 drives the upper cover 3 to move, the upper cover 3 is reset by the spring 63 in the moving process, and the spring 63 drives the lower forming ring 8 to slide out from the inner part of the die box 2 and push out the formed oil seal through elasticity, so that the operation space can be increased, and the oil seal is more convenient to take out.

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

Claims

1. The utility model provides an oil blanket mould convenient to drawing of patterns, includes base (1), supplementary demoulding mechanism (6), auxiliary heating mechanism (7), its characterized in that: the upper end fixedly connected with mould case (2) of base (1), the upper end contact of mould case (2) has upper cover (3), the upper end fixedly connected with frame (4) of base (1), the inside fixed mounting of frame (4) has pneumatic cylinder (5), the inside of mould case (2) is provided with supplementary demoulding mechanism (6), the inside of upper cover (3) is provided with supplementary heating mechanism (7), the inside sliding connection of mould case (2) has lower shaping ring (8), fixedly connected with goes up shaping ring (9) on upper cover (3), the internally mounted of mould case (2) has electric heat ring (10).

2. The oil seal mold facilitating demolding as claimed in claim 1, wherein: the output end of the hydraulic cylinder (5) is fixedly connected with the upper cover (3), and the upper cover (3) is in sliding connection with the frame (4).

3. The oil seal mold facilitating demolding as claimed in claim 1, wherein: the electric heating ring (10) is in contact with the lower forming ring (8), the upper forming ring (9) is in contact with the lower forming ring (8), and the upper forming ring (9) is in sliding connection with the die box (2).

4. The oil seal mold facilitating demolding as claimed in claim 1, wherein: the auxiliary demoulding mechanism (6) comprises a lifting frame (61), a guide rod (62) and a spring (63), wherein the lifting frame (61) is connected to the inside of the mould box (2) in a sliding mode, the guide rod (62) is fixedly connected to the inside of the mould box (2), the spring (63) is arranged on the outer side of the guide rod (62), the lifting frame (61) is fixedly connected with the lower forming ring (8), and the lifting frame (61) is connected with the guide rod (62) in a sliding mode.

5. The oil seal mold facilitating demolding as claimed in claim 4, wherein: one end of the spring (63) is fixedly connected with the die box (2), and the other end of the spring (63) is fixedly connected with the lifting frame (61).

6. The oil seal mold facilitating demolding as claimed in claim 1, wherein: the auxiliary heating mechanism (7) comprises an electric heating machine (71), an electric heating disc (72) and a heat conducting ring (73), wherein the electric heating machine (71) is fixedly installed in the upper cover (3), the heat conducting ring (73) is fixedly connected to the inner part of the upper cover (3), the electric heating disc (72) is fixedly connected to the heat conducting ring (73), the heat conducting ring (73) is fixedly connected with the upper forming ring (9), and the electric heating disc (72) is electrically connected with the electric heating machine (71).