Safety belt retractor injection mold for automobile

Abstract

The utility model relates to the field of injection molds, and particularly discloses an injection mold for a safety belt retractor for an automobile, which comprises a base, a lower mold, a rod pushing machine and a refrigerating machine, a supporting plate is arranged on the base, a top plate is arranged on the supporting plate, a plurality of mounting holes are formed in the base, a lower die is arranged on the base, a guide column is arranged on the lower die, an upper die is arranged on the guide column, a push rod machine is arranged on the top plate, and the push rod machine is connected with the upper die through an arranged push rod. A water tank is arranged beside the refrigerating machine, the water tank and the refrigerating machine are connected through a connecting pipe, a water inlet pipe and a water outlet pipe are arranged on the refrigerating machine, and the water inlet pipe and the water outlet pipe are connected to the upper mold and the lower mold; according to the safety belt retractor injection mold for the automobile, efficient cooling is achieved, and residues after injection molding of an object are completed are removed.

Description

Technical Field

[0001] The utility model relates to the field of injection molds, in particular to an injection mold for a safety belt retractor for an automobile. Background Art

[0002] Injection mold processing is to first add plastic into the mold. Under the action of gravity and heat energy, the plastic in the mold is gradually and evenly coated, melted and adhered to the entire surface of the mold cavity, formed into the required shape, and then cooled and shaped. The advantages of the injection molding method are fast production speed, high efficiency, automated operation, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into complex-shaped parts. Injection molding is suitable for mass production and complex-shaped products.

[0003] The seat belt retractor for automobiles can be made by injection molds. The existing injection molds need to be cooled during use before they can be fixed. The cooling process is very time-consuming, resulting in a slow and time-consuming production process, which limits production capacity. After one injection is completed, residues will be left on the mold, which needs to be cleaned. In order to solve the above problems, a new type of injection mold for a seat belt retractor for automobiles is proposed. Utility Model Content

[0004] The utility model aims to provide an injection mold for a seat belt retractor for an automobile, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an injection mold for a seat belt retractor for an automobile, comprising a base, a lower mold, a push rod machine, an air pump, and a refrigerator; a support plate is arranged on the base, a top plate is arranged on the top of the support plate, the push rod machine is arranged on the top plate, the lower mold is arranged on the base, the bottom of the lower mold is fixedly connected to the base, a guide column is arranged on the lower mold, an upper mold is arranged on the guide column, a hole is arranged on the upper mold, the upper mold hole is connected to the guide column, the upper mold slides on the guide column to achieve the stability of the position of the upper mold and the lower mold when they are closed, a gate is arranged on the upper mold, and a casting process is performed through the gate, the air pump is arranged next to the support plate, and the refrigerator is arranged on one side of the base.

[0006] Preferably, the push rod machine is provided with a push rod, and the push rod penetrates the top plate and is connected to the upper mold at the bottom of the top plate. The push rod is driven by the push rod machine to move, thereby driving the upper mold to move.

[0007] Preferably, the air pump is provided with a nozzle, which penetrates the support plate toward the lower mold, and the nozzle is located at the top of the upper mold. Gas is ejected from the nozzle through the air pump to clean the residual impurities inside the lower mold and the upper mold.

[0008] Preferably, a water tank is provided on one side of the refrigerator, and the water tank and the refrigerator are connected via a connecting pipe, and water is supplied to the refrigerator via the water tank.

[0009] Preferably, the refrigerator is provided with two water inlet pipes and two water outlet pipes, and the upper mold and the lower mold are respectively connected with a water inlet pipe and a water outlet pipe, and the upper mold and the lower mold are cooled by water through the provided water inlet pipe and water outlet pipe.

[0010] Preferably, the water inlet pipe and the water outlet pipe are made of silicone rubber, which is a high-temperature resistant hose material.

[0011] Preferably, the lower mold and the upper mold are provided with a water inlet and a water outlet, and a pipeline structure evenly distributed inside the lower mold and the upper mold is provided between the water inlet and the water outlet. Rapid cooling is achieved through the pipeline structure inside the lower mold and the upper mold by external cold water.

[0012] Preferably, mounting holes are provided on the four corners of the base to facilitate installation of the device.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the upper mold and the lower mold are connected by the water inlet pipe and the water outlet pipe arranged on the refrigerator, the uniform pipe structure arranged inside the upper mold and the lower mold, the water inlet pipe and the water outlet pipe are connected by the water inlet and the water outlet, the refrigerator extracts water from the water tank for refrigeration, and delivers the cold water into the upper mold and the lower mold to achieve rapid cooling of the upper mold and the lower mold, the water enters the water outlet pipe from the water outlet and returns to the water tank to achieve water recycling, the air pump is used to spray gas from the nozzle, thereby cleaning the residual objects on the upper mold and the lower mold, and the device is fixed by the arranged mounting hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the back structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the mold of the utility model;

[0017] Numbers in the figure: 1. base; 11. support plate; 12. top plate; 13. mounting hole; 2. lower mold; 21. upper mold; 22. guide column; 23. gate; 3. push rod machine; 31. push rod; 4. air pump; 41. nozzle; 5. refrigerator; 51. water tank; 52. connecting pipe; 53. water inlet pipe; 531. water inlet; 54. water outlet pipe; 541. water outlet. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-3The utility model provides a technical solution: an injection mold for a seat belt retractor for an automobile, comprising a base 1, a lower mold 2, a push rod machine 3, an air pump 4, and a refrigerator 5; a support plate 11 is arranged on the base 1, a top plate 12 is arranged on the top of the support plate 11, the push rod machine 3 is arranged on the top plate 12, the lower mold 2 is arranged on the base 1, the bottom of the lower mold 2 is fixedly connected to the base 1, a guide column 22 is arranged on the lower mold 2, an upper mold 21 is arranged on the guide column 22, a hole is arranged on the upper mold 21, the hole of the upper mold 21 is connected to the guide column 22, the upper mold 21 slides on the guide column 22, and the position of the upper mold 21 and the lower mold 2 is stabilized when they are closed, a gate 23 is arranged on the upper mold 21, and a casting process is performed through the gate 23, the air pump 4 is arranged next to the support plate 11, and the refrigerator 5 is arranged on one side of the base 1.

[0022] Furthermore, the push rod 31 is provided on the push rod machine 3 , and the push rod 31 penetrates the top plate 12 and is connected to the upper mold 21 at the bottom of the top plate 12 . The push rod 31 is driven by the push rod machine 3 to move, thereby driving the upper mold 21 to move.

[0023] Furthermore, a nozzle 41 is provided on the air pump 4, and the nozzle 41 penetrates the support plate 11 toward the lower mold 2. The nozzle 41 is located at the top of the upper mold 21. The air pump 4 is provided to spray gas from the nozzle 41, thereby cleaning the residual impurities inside the lower mold 2 and the upper mold 21.

[0024] Furthermore, a water tank 51 is provided on one side of the refrigerator 5 , and the water tank 51 and the refrigerator 5 are connected via a connecting pipe 52 , so that water is supplied to the refrigerator 5 via the water tank 51 .

[0025] Furthermore, the refrigerator 5 is provided with two water inlet pipes 53 and two water outlet pipes 54, and the upper mold 21 and the lower mold 2 are respectively connected to a water inlet pipe 53 and a water outlet pipe 54, and the upper mold 21 and the lower mold 2 are cooled by water through the provided water inlet pipes 53 and the water outlet pipes 54.

[0026] Furthermore, the water inlet pipe 53 and the water outlet pipe 54 are made of silicone rubber, which is a high-temperature resistant hose material.

[0027] Furthermore, a water inlet 531 and a water outlet 541 are provided on the lower mold 2 and the upper mold 21, and a pipeline structure evenly distributed inside the lower mold 2 and the upper mold 21 is provided between the water inlet 531 and the water outlet 541. Through the pipeline structure inside the lower mold 2 and the upper mold 21, rapid cooling is achieved by external cold water.

[0028] Furthermore, mounting holes 13 are provided at the four corners of the base 1 to facilitate installation of the device.

[0029] Working principle: The device is installed in a fixed position through the mounting hole 13, and the push rod 31 is driven by the push rod machine 3 to move and close the upper mold 21 and the lower mold 2. The molding process is carried out through the gate 23. The refrigerator 5 is used to pump water from the inside of the water tank 51, and the pumped water is cooled. The cold water is transported from the water inlet 531 to the upper mold 21 and the lower mold 2 through the water inlet pipe 53. Through the complex pipeline structure inside the upper mold 21 and the lower mold 2, the cold water is used to quickly cool down and take away the heat. The water enters the water outlet pipe 54 through the water outlet 541 and returns to the water tank 51, thereby realizing the recycling of water. After rapid cooling, the shaping is completed, and the push rod 31 is driven by the push rod machine 3 to separate the upper mold 21 and the lower mold 2, and the finished product after injection molding is taken out. The air pump 4 is used to spray other things from the nozzle 41 to clean up the things remaining on the upper mold 21 and the lower mold 2.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An injection mold for a seat belt retractor for an automobile, characterized in that: The invention comprises a base (1), a lower mold (2), a push rod machine (3), an air pump (4), and a refrigerator (5); the base (1) is provided with a support plate (11), a top plate (12) is provided on the top of the support plate (11), the push rod machine (3) is arranged on the top plate (12), the lower mold (2) is arranged on the base (1), a guide column (22) is provided on the lower mold (2), an upper mold (21) is provided on the guide column (22), a hole is provided on the upper mold (21), the hole of the upper mold (21) is connected to the guide column (22), a gate (23) is provided on the upper mold (21), the air pump (4) is arranged beside the support plate (11), and the refrigerator (5) is arranged on one side of the base (1).

2. The injection mold for a seat belt retractor for an automobile according to claim 1, characterized in that: The push rod machine (3) is provided with a push rod (31), and the push rod (31) penetrates the top plate (12) and is connected to the upper mold (21) at the bottom of the top plate (12).

3. The injection mold for a seat belt retractor for an automobile according to claim 1, characterized in that: The air pump (4) is provided with a nozzle (41), the nozzle (41) penetrates the support plate (11) and faces the lower mold (2), and the nozzle (41) is located at the top of the upper mold (21).

4. The injection mold for a seat belt retractor for an automobile according to claim 1, characterized in that: A water tank (51) is provided on one side of the refrigerator (5), and the water tank (51) and the refrigerator (5) are connected via a connecting pipe (52).

5. The injection mold for a seat belt retractor for a vehicle according to claim 1, characterized in that: The refrigerator (5) is provided with two water inlet pipes (53) and two water outlet pipes (54), and the upper mold (21) and the lower mold (2) are respectively connected to a water inlet pipe (53) and a water outlet pipe (54).

6. The injection mold for a seat belt retractor for an automobile according to claim 5, characterized in that: The water inlet pipe (53) and the water outlet pipe (54) are made of silicone rubber, which is a high-temperature resistant hose material.

7. The injection mold for a seat belt retractor for an automobile according to claim 1, characterized in that: The lower mold (2) and the upper mold (21) are provided with a water inlet (531) and a water outlet (541), and a pipeline structure evenly distributed inside the lower mold (2) and the upper mold (21) is provided between the water inlet (531) and the water outlet (541).

8. The injection mold for a seat belt retractor for an automobile according to claim 1, characterized in that: The base (1) is provided with mounting holes (13) at four corners.

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