Injection mold

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection mold which comprises a lower mold and a fixing frame, the lower mold is fixedly installed on the inner top face of the fixing frame, the top of the lower mold is a highlight face, an electric telescopic rod is fixedly installed on the top face of the fixing frame, and the electric telescopic rod is connected with the fixing frame. An electric telescopic rod is fixedly installed on the fixing frame, an output shaft of the electric telescopic rod movably penetrates through the top of the fixing frame, an upper mold is fixedly installed at the output end of the electric telescopic rod, the upper mold is located above the lower mold, and the upper mold is matched with the lower mold; an air supply mechanism is fixedly installed on the inner top face of the fixing frame and located above the upper die. According to the injection mold, it can be guaranteed that the mold is arranged in a highlight face mode, the effect after injection molding of a workpiece is improved, the polishing procedure is omitted, the ideal effect of the injection molding of the workpiece is achieved, meanwhile, demolding is rapidly conducted after injection molding, the working efficiency is improved, operation is easy, convenient and flexible, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely is an injection mold. BACKGROUND

[0002] Injection mold is a tool for producing plastic products, and is also a tool for giving plastic products complete structure and accurate size, but the existing injection mold still has certain defects:

[0003] Nowadays, the injection mold is difficult to achieve ideal effect for the workpiece with high injection processing requirement after traditional processing process, usually carries out polishing treatment after injection, and the injection workpiece is easy to deform in the polishing process, is difficult to meet the high-quality processing requirement of injection workpiece, and meanwhile, it is inconvenient to demold after injection, influences injection processing efficiency and has use limitation. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an injection mold to solve the problems that the existing injection mold is difficult to meet the high-quality processing requirement of injection workpiece and is inconvenient to demold in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an injection mold, including lower mould and fixed frame, the lower mould is fixedly installed in the inner top surface of the fixed frame,

[0006] The top of the lower mould is high light surface, the top surface of the fixed frame is fixedly installed with electric telescopic rod, and the output shaft of the electric telescopic rod is movably penetrated through the top of the fixed frame, the output end of the electric telescopic rod is fixedly installed with upper mould, and the upper mould is located above the lower mould, and the upper mould is consistent with the lower mould;

[0007] The inner top surface of the fixed frame is fixedly installed with gas supply mechanism, and the gas supply mechanism is located above the upper mould, the gas supply mechanism is connected with push mechanism through gas pipe, and the push mechanism is arranged in the cavity in the lower mould, the top of the push mechanism is installed with ejection mechanism.

[0008] The above technical scheme is convenient for improving the efficiency of injection molding workpiece and facilitating rapid demolding.

[0009] As the preferred technical scheme of the utility model, the air supply mechanism includes first air cylinder, the first air cylinder is fixedly installed on the inner top surface of the fixed frame, and the bottom of the first air cylinder is longitudinally slidably penetrated with a slide rod, the bottom end of the slide rod is fixedly installed with a panel, and the top end of the slide rod is fixedly installed with a first piston, and the diameter of the first piston is consistent with the inner diameter of the first air cylinder, the left side wall upper end of the first air cylinder is fixedly connected with one end of the gas conveying pipe, and the gas conveying pipe enters into the cavity along the left side wall and the bottom of the fixed frame.

[0010] The above technical scheme facilitates the upward movement of the upper die to the panel, drives the first piston to move upward through the first slide rod, and makes the gas in the first air cylinder discharged through the gas conveying pipe.

[0011] As the preferred technical scheme of the utility model, the air supply mechanism includes first air cylinder, the first air cylinder is fixedly installed on the inner top surface of the fixed frame, and the bottom of the first air cylinder is longitudinally slidably penetrated with a slide rod, the bottom end of the slide rod is fixedly installed with a panel, and the top end of the slide rod is fixedly installed with a first piston, and the diameter of the first piston is consistent with the inner diameter of the first air cylinder, the left side wall upper end of the first air cylinder is fixedly connected with one end of the gas conveying pipe, and the gas conveying pipe enters into the cavity along the left side wall and the bottom of the fixed frame.

[0012] The above technical scheme facilitates the upward movement of the upper die to the panel, drives the first piston to move upward through the first slide rod, and makes the gas in the first air cylinder discharged through the gas conveying pipe.

[0013] As the preferred technical scheme of the utility model, the air supply mechanism includes first air cylinder, the first air cylinder is fixedly installed on the inner top surface of the fixed frame, and the bottom of the first air cylinder is longitudinally slidably penetrated with a slide rod, the bottom end of the slide rod is fixedly installed with a panel, and the top end of the slide rod is fixedly installed with a first piston, and the diameter of the first piston is consistent with the inner diameter of the first air cylinder, the left side wall upper end of the first air cylinder is fixedly connected with one end of the gas conveying pipe, and the gas conveying pipe enters into the cavity along the left side wall and the bottom of the fixed frame.

[0014] The above technical scheme facilitates the upward movement of the upper die to the panel, drives the first piston to move upward through the first slide rod, and makes the gas in the first air cylinder discharged through the gas conveying pipe.

[0015] As the preferred technical scheme of the utility model, the air supply mechanism includes first air cylinder, the first air cylinder is fixedly installed on the inner top surface of the fixed frame, and the bottom of the first air cylinder is longitudinally slidably penetrated with a slide rod, the bottom end of the slide rod is fixedly installed with a panel, and the top end of the slide rod is fixedly installed with a first piston, and the diameter of the first piston is consistent with the inner diameter of the first air cylinder, the left side wall upper end of the first air cylinder is fixedly connected with one end of the gas conveying pipe, and the gas conveying pipe enters into the cavity along the left side wall and the bottom of the fixed frame.

[0016] The above technical scheme facilitates the upward movement of the upper die to the panel, drives the first piston to move upward through the first slide rod, and makes the gas in the first air cylinder discharged through the gas conveying pipe.

[0017] As the preferred technical scheme of the utility model, the air supply mechanism includes first air cylinder, the first air cylinder is fixedly installed on the inner top surface of the fixed frame, and the bottom of the first air cylinder is longitudinally slidably penetrated with a slide rod, the bottom end of the slide rod is fixedly installed with a panel, and the top end of the slide rod is fixedly installed with a first piston, and the diameter of the first piston is consistent with the inner diameter of the first air cylinder, the left side wall upper end of the first air cylinder is fixedly connected with one end of the gas conveying pipe, and the gas conveying pipe enters into the cavity along the left side wall and the bottom of the fixed frame.

[0018] The above technical scheme facilitates the upward movement of the upper die to the panel, drives the first piston to move upward through the first slide rod, and makes the gas in the first air cylinder discharged through the gas conveying pipe.

[0019] Compared with the prior art, the injection mold can guarantee that the mold is provided with a high light surface, improve the effect after the injection molding workpiece is formed, save the polishing process, achieve the ideal effect of the injection molding workpiece, facilitate rapid demolding after the injection molding, improve work efficiency, are simple, flexible and easy to operate, and are high in practicality.

[0020] 1. The high light surface is provided to guarantee that the injection molding workpiece achieves the ideal effect, avoids polishing, and ensures the quality of the injection molding workpiece.

[0021] 2. After injection, the electric telescopic rod drives the upper mold to move upwards, so that the upper mold abuts against the panel to drive the sliding rod and the first piston to move upwards, so that the air cylinder in the first air cylinder is conveyed into the second air cylinder through the gas conveying pipe, thereby driving the second piston and the push rod to move upwards, and further driving the mounting plate and the ejector rod to move upwards, so that demolding is realized. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a front view structural schematic diagram of the utility model;

[0023] Figure 2 It is a front view sectional structure schematic diagram of the utility model;

[0024] Figure 3 It is a lower mold three-dimensional structure schematic diagram of the utility model;

[0025] Figure 4 It is a mounting plate, push rod and ejector rod three-dimensional connection structure schematic diagram of the utility model.

[0026] In the drawing: 1, lower mold; 2, fixed frame; 3, high light surface; 4, electric telescopic rod; 5, upper mold; 6, first air cylinder; 7, sliding rod; 8, panel; 9, first piston; 10, spring; 11, gas conveying pipe; 12, cavity; 13, second air cylinder; 14, push rod; 15, second piston; 16, mounting plate; 17, ejector rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Please refer to Figure 1 - Figure 4The utility model technical scheme: a injection mold, including lower mould 1 and fixed frame 2, lower mould 1 fixed mounting is in the inner top surface of fixed frame 2, and the top of lower mould 1 is high gloss surface 3, and the top surface of fixed frame 2 is fixedly installed with electric telescopic handle 4, and the output shaft of electric telescopic handle 4 is active and penetrates the top of fixed frame 2, and the output end of electric telescopic handle 4 is fixedly installed with upper mould 5, and upper mould 5 is located above lower mould 1, and upper mould 5 is in accord with lower mould 1, and the inner top surface of fixed frame 2 is fixedly installed with gas supply mechanism, and gas supply mechanism is located above upper mould 5, and gas supply mechanism is connected with push mechanism through gas pipe 11, and push mechanism is arranged in the cavity 12 of lower mould 1 inside, and the top of push mechanism is installed with ejection mechanism;

[0029] Gas supply mechanism includes first cylinder 6, first cylinder 6 fixedly installed in the inner top surface of fixed frame 2, and the bottom longitudinal sliding of first cylinder 6 is slidably penetrated with slide rod 7, and the bottom end of slide rod 7 is fixedly installed with panel 8, and the top end of slide rod 7 is fixedly installed with first piston 9, and the diameter of first piston 9 is in accord with the inner diameter of first cylinder 6, and the left side wall upper end of first cylinder 6 is fixedly connected with one end of gas pipe 11, and gas pipe 11 enters cavity 12 along the left side wall and bottom of fixed frame 2;

[0030] Push mechanism includes second cylinder 13, and second cylinder 13 is fixedly installed on the bottom surface of cavity 12, and the bottom of second cylinder 13 is fixedly connected with the other end of gas pipe 11, and the top of second cylinder 13 is slidably penetrated with push rod 14, and the bottom end of push rod 14 is fixedly installed with second piston 15, and the diameter of second piston 15 is in accord with the inner diameter of second cylinder 13;

[0031] Ejection mechanism includes mounting plate 16, and mounting plate 16 is fixedly installed on the top end of push rod 14, and the top surface of mounting plate 16 is fixedly installed with ejection rod 17, and ejection rod 17 is slidably penetrated into high gloss surface 3, and ejection rod 17 is provided with four, and the four ejection rods 17 are symmetrically arranged in pairs;

[0032] Spring 10 is arranged on the outside of push rod 14, and the top end of spring 10 is fixedly connected with the inner top surface of second cylinder 13, and the bottom end of spring 10 is fixedly connected with the top surface of second piston 15.

[0033] Working principle: when using, the electric telescopic handle 4 is started to make upper mould 5 move downwards and combine with lower mould 1, so that injection molding can be carried out, under the setting action of high gloss surface 3, the quality of injection molding workpiece is guaranteed, ideal effect is achieved, and polishing process is saved;

[0034] After injection molding, the electric telescopic rod 4 reaches the upper die 5 to move upward, the upward moving upper die 5 is in contact with the panel 8, then the panel 8 drives the slide rod 7 and the first piston 9 to move upward, so that the cylinder pressure in the first cylinder 6 is sent to the gas conveying pipe 11, and then enters the second cylinder 13 through the gas conveying pipe 11, so as to drive the second piston 15 and the push rod 14 to move upward and compress the spring 10 at the same time;

[0035] When the push rod 14 moves upward, the mounting plate 16 moves upward, so that the mounting plate 16 drives the ejector rod 17 to move upward synchronously to realize demolding;

[0036] After demolding, the upper die 5 is moved downward to the initial position through the electric telescopic rod 4, at this time, the second piston 15 is driven to move downward to reset through the release action of the spring 10, so that the push rod 14 drives the mounting plate 16 and the ejector rod 17 to move downward to reset, at the same time, the gas flows back to the first cylinder 6 through the gas conveying pipe 11, so that the first piston 9, the slide rod 7 and the panel 8 move downward to reset, so as to be used subsequently, the contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An injection mold, comprising a lower mold (1) and a fixed frame (2), wherein the lower mold (1) is fixedly installed on the inner top surface of the fixed frame (2), characterized in that: the top of the lower mold (1) is a high gloss surface (3), the top surface of the fixed frame (2) is fixedly installed with an electric telescopic rod (4), the output shaft of the electric telescopic rod (4) is movably penetrated through the top of the fixed frame (2), the output end of the electric telescopic rod (4) is fixedly installed with an upper mold (5), the upper mold (5) is located above the lower mold (1), and the upper mold (5) is matched with the lower mold (1); a gas supply mechanism is fixedly installed on the inner top surface of the fixed frame (2), and the gas supply mechanism is located above the upper mold (5), the gas supply mechanism is connected with a pushing mechanism through a gas conveying pipe (11), the pushing mechanism is arranged in a cavity (12) opened in the lower mold (1), and a ejection mechanism is installed on the top of the pushing mechanism.

2. An injection mold according to claim 1, characterized in that the gas supply mechanism comprises a first air cylinder (6), the first air cylinder (6) is fixedly installed on the inner top surface of the fixed frame (2), a sliding rod (7) is longitudinally and slidably penetrated through the bottom of the first air cylinder (6), a face plate (8) is fixedly installed on the bottom end of the sliding rod (7), a first piston (9) is fixedly installed on the top end of the sliding rod (7), the diameter of the first piston (9) is matched with the inner diameter of the first air cylinder (6), one end of the gas conveying pipe (11) is fixedly connected in communication with the left side wall of the first air cylinder (6), and the gas conveying pipe (11) enters the cavity (12) along the left side wall and the bottom of the fixed frame (2).

3. An injection mold according to claim 1, wherein the pushing mechanism comprises a second air cylinder (13), the second air cylinder (13) is fixedly installed on the bottom surface of the cavity (12), the other end of the gas conveying pipe (11) is fixedly connected in communication with the bottom of the second air cylinder (13), a push rod (14) is slidably penetrated through the top of the second air cylinder (13), a second piston (15) is fixedly installed on the bottom end of the push rod (14), and the diameter of the second piston (15) is matched with the inner diameter of the second air cylinder (13).

4. An injection mold according to claim 3, characterized in that the ejection mechanism comprises a mounting plate (16), the mounting plate (16) is fixedly installed on the top end of the push rod (14), an ejection rod (17) is fixedly installed on the top surface of the mounting plate (16), and the ejection rod (17) is slidably penetrated through the high gloss surface (3).

5. An injection mold according to claim 3, wherein a spring (10) is sleeved on the outside of the push rod (14), the top end of the spring (10) is fixedly connected with the inner top surface of the second air cylinder (13), and the bottom end of the spring (10) is fixedly connected with the top surface of the second piston (15).

6. An injection mold according to claim 4, wherein four ejection rods (17) are provided, and the four ejection rods (17) are symmetrically arranged in pairs.

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