Air pressure demolding mechanism for dustproof cover of electric appliance box

Abstract

The utility model provides an air pressure demoulding mechanism of an electric appliance box dustproof cover, which relates to the technical field of demoulding of the electric appliance box dustproof cover, and comprises a mould I, a mould II arranged on the upper surface of the mould I, and an air pressure jacking mechanism arranged in the mould I. The air pressure jacking mechanism comprises an air compressor, a top plate and two air pressure pipes, the air compressor is installed on the outer surface of the first mold, the output end of the air compressor is fixedly connected with an air guide pipe, the outer surface of the air guide pipe is fixedly connected with a set of supporting frames, each supporting frame is fixedly connected to the outer surface of the first mold, and the two air pressure pipes are fixedly connected to the inner wall of the first mold. According to the air pressure demolding mechanism for the dustproof cover of the electric appliance box, through cooperative arrangement of the first mold, the second mold and the air pressure jacking mechanism, a traditional demolding mode can be changed, the situation that when people use a crowbar for demolding, the surface of the dustproof cover is prone to being damaged is avoided, and the quality of the dustproof cover is effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a demoulding mechanism, concretely is a kind of air pressure demoulding mechanism of electric appliance box dust cover belongs to electric appliance box dust cover demoulding technical field. BACKGROUND

[0002] Electric appliance box is the box for containing and protecting electric appliance element, to avoid in its use process, the dust of outside can cause influence to its inside electric appliance element, dust cover is usually installed on electric appliance box, in the existing process, people more adopt the way of injection molding to process dust cover.

[0003] In the process of using mould to process dust cover, after dust cover is formed, people need to take out dust cover, but in the traditional demoulding mode, people are mostly through crowbar to be formed dust cover and be pried out, it is very easy to damage the surface of dust cover, reduce the quality of the dust cover processed, and simultaneously, people usually use multiple screws to fix two dust covers when dust cover is injection molded, so that it leads to more complicated when people demould, reduce the demoulding efficiency of dust cover. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of air pressure demoulding mechanism of electric appliance box dust cover to solve the problem that dust cover is easily damaged in the process of demoulding.

[0005] The utility model is realized by the following technical scheme: a kind of air pressure demoulding mechanism of electric appliance box dust cover, including mould one, the upper surface of mould one is provided with mould two, the inside of mould one is provided with air pressure jacking mechanism, the air pressure jacking mechanism includes air compressor, top plate and two air pressure pipes, the outer surface of mould one is installed with air compressor, the output end of air compressor is fixedly connected with air duct, the outer surface of air duct is fixedly connected with a group of support frame, each support frame is fixedly connected to the outer surface of mould one;

[0006] Two air pressure pipes are fixedly connected to the inner wall of mould one, two air pressure pipes are communicated with air duct, the inner wall of two air pressure pipes is slidably connected with connecting rod, the end of two connecting rods away from each other is fixedly connected with sealing pad, the sealing pad is slidably connected with air pressure pipe, the end of two connecting rods close to each other is fixedly connected with triangular block, the inner wall of top plate is slidably connected with mould one, the bottom surface of top plate is fixedly connected with symmetrical fixed rod, the bottom end of two fixed rods is fixedly connected with fixed ball, the outer surface of mould one is provided with symmetrical mounting mechanism.

[0007] Preferably, the mounting mechanism comprises a fixing groove and a limiting plate, the fixing groove is fixedly connected to the outer surface of the mold one, and the limiting plate is fixedly connected to the outer surface of the mold two, and a limiting hole is formed in the outer surface of the limiting plate.

[0008] Further, the inner wall of the fixing groove is slidably connected with a limiting rod, and a handle is fixedly connected to the top end of the limiting rod, and the limiting rod penetrates through the side wall of the fixing groove.

[0009] Preferably, the outer surface of the handle is fixedly connected with a spring, the spring is sleeved on the outer surface of the limiting rod and fixedly connected with the fixing groove, and the limiting rod is matched with the limiting plate, so that the limiting plate can be limited by inserting the limiting rod into the limiting hole formed in the limiting plate, thereby fixing the mold one and the mold two after being combined together.

[0010] Specifically, the inner wall of the mold one is fixedly connected with four fixing cylinders, and the inner wall of each fixing cylinder is slidably connected with a sliding rod.

[0011] Further, the top end of each sliding rod is fixedly connected to the bottom surface of the top plate, and the inner wall of the mold two is fixedly connected with a filling pipe.

[0012] The utility model provides a kind of air pressure demolding mechanism of electric appliance box dust cover, it has the beneficial effects as follows:

[0013] 1, the air pressure demolding mechanism of electric appliance box dust cover is set by the cooperation between mold one, mold two and air pressure jacking mechanism, can change traditional demolding mode, avoid the damage to dust cover surface when people use crowbar demolding, effectively guarantee the quality of dust cover.

[0014] 2, the air pressure demolding mechanism of electric appliance box dust cover is set by the cooperation between fixing groove, limiting rod, handle, spring, limiting plate and mold one, so that people can open mold one and mold two more conveniently, limiting rod is pulled outwards by handle until it is separated from the limiting hole formed in the outer surface of limiting plate, at this time, people can conveniently take down mold two from mold one, effectively improve the demolding efficiency of dust cover. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 it is the front view schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a three-dimensional structure side view schematic diagram of the utility model;

[0017] Figure 3 It is a three-dimensional structure schematic diagram of the utility model air pressure jacking mechanism;

[0018] Figure 4 It is a three-dimensional structure schematic diagram of the utility model Figure 2 It is a structure enlarged schematic diagram of A place in the utility model.

[0019] Mark explanation

[0020] 1, mold one;2, mold two;

[0021] 3, air pressure jacking mechanism;301, air compressor;302, air guide pipe;303, support frame;304, air pressure pipe;305, connecting rod;306, sealing pad;307, triangular block;308, top plate;309, fixed rod;310, fixed ball;

[0022] 4, mounting mechanism;401, fixed slot;402, limit rod;403, handle;404, spring;405, limit plate;

[0023] 5, fixed cylinder;6, sliding rod;7, filling pipe. Specific implementation

[0024] The utility model embodiment provides a kind of air pressure demolding mechanism of electric appliance box dust cover.

[0025] Please focus on referring to Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , including mold one 1, the upper surface of mold one 1 is provided with mold two 2, by the melt pressurization injection used when processing dust cover is merged into the cavity formed after mold one 1 and mold two 2, can complete the processing of dust cover, the inside of mold one 1 is provided with air pressure jacking mechanism 3, air pressure jacking mechanism 3 includes air compressor 301, top plate 308 and two air pressure pipes 304, air compressor 301 is installed on the outer surface of mold one 1, the output end of air compressor 301 is fixedly connected with air guide pipe 302, the outer surface of air guide pipe 302 is fixedly connected with a group of support frames 303, each support frame 303 is fixedly connected on the outer surface of mold one 1, and air guide pipe 302 can be supported by support frame 303;

[0026] Two air pressure pipes 304 are fixedly connected to the inner wall of the mold one 1, and both of the two air pressure pipes 304 are communicated with the air guide pipe 302. Through the communication between the air guide pipe 302 and the air pressure pipe 304, the air compressed by the air compressor 301 can be continuously injected into the air pressure pipe 304. The inner wall of each of the two air pressure pipes 304 is slidably connected with a connecting rod 305. The end of each of the two connecting rods 305 away from each other is fixedly connected with a sealing gasket 306. The sealing gasket 306 is in sealing sliding connection with the air pressure pipe 304. With the continuous injection of air into the air pressure pipe 304, the sealing gasket 306 can be moved. The end of each of the two connecting rods 305 close to each other is fixedly connected with a triangular block 307. The top plate 308 is slidably connected to the inner wall of the mold one 1. The bottom surface of the top plate 308 is fixedly connected with a pair of symmetrical fixed rods 309. The bottom end of each of the two fixed rods 309 is fixedly connected with a fixed ball 310. The fixed ball 310 is in contact with the outer surface of the triangular block 307. With the movement of the triangular block 307, the fixed ball 310 can be moved upward. Under the action of the top plate 308, the dust cover after forming can be pushed out. The outer surface of the mold one 1 is provided with a pair of symmetrical mounting mechanisms 4.

[0027] Please refer to Figure 4 , the mounting mechanism 4 comprises a fixed groove 401 and a limiting plate 405. The fixed groove 401 is fixedly connected to the outer surface of the mold one 1. The limiting plate 405 is fixedly connected to the outer surface of the mold two 2. The outer surface of the limiting plate 405 is provided with a limiting hole.

[0028] Please refer to Figure 4 , the inner wall of the fixed groove 401 is slidably connected with a limiting rod 402. The top end of the limiting rod 402 is fixedly connected with a handle 403. The limiting rod 402 penetrates through the side wall of the fixed groove 401. Through the setting of the handle 403, people can more conveniently pull the limiting rod 402.

[0029] Please refer to Figure 4 , the outer surface of the handle 403 is fixedly connected with a spring 404. The spring 404 is sleeved on the outer surface of the limiting rod 402 and is fixedly connected with the fixed groove 401. The limiting rod 402 is matched with the limiting plate 405. By inserting the limiting rod 402 into the limiting hole on the limiting plate 405, the limiting of the limiting plate 405 can be realized, so as to realize the fixation of the mold one 1 and the mold two 2 after being combined together.

[0030] Please refer to Figure 3 , the inner wall of the mold one 1 is fixedly connected with four fixed cylinders 5. The inner wall of each of the four fixed cylinders 5 is slidably connected with a sliding rod 6. The sliding rod 6 can slide on the inner wall of the fixed cylinder 5, and the friction resistance between the sliding rod 6 and the fixed cylinder 5 is small.

[0031] Please refer to Figure 3The top end of each sliding rod 6 is fixedly connected to the bottom surface of the top plate 308, the inner wall of the mold two 2 is fixedly connected with the filling pipe 7, through the sliding connection of the sliding rod 6 and the fixed cylinder 5, the limiting guide of the top plate 308 can be realized, and the melt used for processing the dust cover can be filled into the cavity formed by the mold one 1 and the mold two 2 through the filling pipe 7.

[0032] Working principle: when the dust cover is cooled and formed after injection molding processing, when demolding is needed, first, the mold two 2 is taken off from the mold one 1, then people only need to start the air compressor 301, so that the external air is pressurized and injected into the air pressure pipe 304, with the continuous injection of the air in the air pressure pipe 304, the sealing pad 306 can be pushed to move, at this time, under the connecting action of the connecting rod 305, the triangular block 307 can be moved, and the fixed rod 309 is driven to move upwards, at this time, the cooled and formed dust cover can be pushed out through the top plate 308, avoiding the damage to the surface of the dust cover when the people use the pry bar to demold, effectively ensuring the quality of the dust cover.

[0033] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall into the scope of the utility model claimed to be protected. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pneumatic demoulding mechanism for a dust cover of an electrical box, comprising a mold 1 (1), characterized in that: The upper surface of the mold 1 (1) is provided with a mold 2 (2), and the interior of the mold 1 (1) is provided with a pneumatic lifting mechanism (3), the pneumatic lifting mechanism (3) comprising an air compressor (301), a top plate (308) and two pneumatic tubes (304), the air compressor (301) being installed on the outer surface of the mold 1 (1), the output end of the air compressor (301) being fixedly connected to an air guide tube (302), the outer surface of the air guide tube (302) being fixedly connected to a group of support frames (303), and each of the support frames (303) being fixedly connected to the outer surface of the mold 1 (1); The two air pressure tubes (304) are fixedly connected to the inner wall of the mold (1), the two air pressure tubes (304) are connected to the air guide tube (302), the inner walls of the two air pressure tubes (304) are slidably connected to the connecting rods (305), the ends of the two connecting rods (305) away from each other are fixedly connected to the sealing gaskets (306), the sealing gaskets (306) are sealingly slidably connected to the air pressure tubes (304), the ends of the two connecting rods (305) close to each other are fixedly connected to the triangular blocks (307), the top plate (308) is slidably connected to the inner wall of the mold (1), the bottom surface of the top plate (308) is fixedly connected to the symmetrical fixing rods (309), the bottom ends of the two fixing rods (309) are fixedly connected to the fixing balls (310), and the outer surface of the mold (1) is provided with symmetrical mounting mechanisms (4).

2. The pneumatic demoulding mechanism for the dust cover of an electrical box according to claim 1, characterized in that: The mounting mechanism (4) comprises a fixing groove (401) and a limiting plate (405), wherein the fixing groove (401) is fixedly connected to the outer surface of the first mold (1), and the limiting plate (405) is fixedly connected to the outer surface of the second mold (2).

3. The pneumatic demoulding mechanism for the dust cover of an electrical box according to claim 2, characterized in that: The inner wall of the fixing groove (401) is slidably connected to a limiting rod (402), and the top end of the limiting rod (402) is fixedly connected to a handle (403).

4. The pneumatic demoulding mechanism for the dust cover of an electrical box according to claim 3, characterized in that: The outer surface of the handle (403) is fixedly connected to a spring (404), the spring (404) is sleeved on the outer surface of the limiting rod (402) and fixedly connected to the fixing groove (401), and the limiting rod (402) is adapted to the limiting plate (405).

5. The pneumatic demoulding mechanism for the dust cover of an electrical box according to claim 1, characterized in that: Four fixed cylinders (5) are fixedly connected to the inner wall of the mold 1 (1), and a sliding rod (6) is slidably connected to the inner wall of each fixed cylinder (5).

6. The pneumatic demoulding mechanism for the dust cover of an electrical box according to claim 5, characterized in that: The top end of each sliding rod (6) is fixedly connected to the bottom surface of the top plate (308), and the inner wall of the second mold (2) is fixedly connected to a filling pipe (7).

Images