Die for producing steering column

Abstract

The utility model discloses a die for producing a steering column, relates to the technical field of dies, and aims to solve the problem that in the prior art, in the injection molding production process of a steering pipe, heat in the die is dissipated slowly, and the injection molding cooling forming efficiency of the steering pipe is influenced. A second mounting base is fixedly mounted on one side of the movable mold, a first mounting base is arranged on one side of the fixed mold, vertical plates are symmetrically and fixedly mounted at the front end and the rear end between the fixed mold and the first mounting base correspondingly, and ventilation groove holes are formed in the vertical plates; a first die head and a second die head are sequentially and fixedly mounted on one side of the fixed die from top to bottom, a first die cavity and a second die cavity are sequentially formed in one side of the movable die from top to bottom, a pouring hole is formed in the second mounting seat, and a first water cavity is formed in the fixed die along one side of the first die head; and a first water outlet pipe is fixedly mounted above one side of the fixed mold.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a mold for producing a steering column. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. The steering column is a tubular shell and an important part of the automobile steering system. When the steering column is manufactured, it is produced by injection molding through the mold;

[0003] For example, the authorized patent with announcement number CN207224483U (an injection mold): comprises a movable mold and a fixed mold, the movable mold is provided with a movable mold base, a movable mold clamping plate, a core, a positioning pin, a guide sleeve and a connecting block, the connecting block is provided with a push rod, the fixed mold is provided with a fixed mold base, a fixed mold clamping plate, a cavity, a positioning groove, a reset rod and a fixing bolt hole, and the movable mold and the fixed mold are matched and connected;

[0004] Although the above-mentioned prior art uses positioning pins and positioning grooves to prevent the movable mold and the fixed mold from misalignment during injection molding, the fixed mold is installed in close contact with the base, and then during the injection molding production process of the steering tube, the heat inside the mold dissipates slowly, affecting the injection cooling molding efficiency of the steering tube; therefore, the market urgently needs to develop a mold for steering column production to help people solve the existing problems. Utility Model Content

[0005] The utility model aims to provide a mold for steering column production, so as to solve the problem in the above background technology that the heat inside the mold is slowly dissipated during the steering tube injection molding production process, which affects the steering tube injection cooling molding efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mold for producing a steering column, comprising a fixed mold and a movable mold, a second mounting seat is fixedly installed on one side of the movable mold, a first mounting seat is arranged on one side of the fixed mold, vertical plates are symmetrically fixedly installed on the front and rear ends between the fixed mold and the first mounting seat, ventilation slots are arranged inside the vertical plates, a first die head and a second die head are fixedly installed on one side of the fixed mold in sequence from top to bottom, a first mold cavity and a second mold cavity are arranged on one side of the movable mold in sequence from top to bottom, and a casting hole is arranged inside the second mounting seat.

[0007] Preferably, a first water cavity is provided inside the fixed mold along one side of the first mold head, a first water outlet pipe is fixedly installed above one side of the fixed mold, the first water outlet pipe is connected to the first water cavity, a first water inlet pipe is provided below the first water outlet pipe, the first water inlet pipe is fixedly connected to the fixed mold, and the first water inlet pipe is connected to the first water cavity.

[0008] Preferably, a second water cavity is provided inside the fixed mold along one side of the second mold head, a second water inlet pipe is fixedly installed below one side of the fixed mold, the second water inlet pipe is connected to the second water cavity, a second water outlet pipe is provided above the second water inlet pipe, the second water outlet pipe is fixedly connected to the fixed mold, and the second water outlet pipe is connected to the second water cavity.

[0009] Preferably, a first cylinder is fixedly mounted on one side of the first mounting seat, a first push rod is mounted on one side of the first cylinder, the first push rod is fixedly connected to the piston rod end of the first cylinder, and the first push rod extends into the first die head, a second cylinder is fixedly mounted on one side of the first mounting seat, a second push rod is mounted on one side of the second cylinder, the second push rod is fixedly connected to the piston rod end of the second cylinder, and the second push rod extends into the second die head.

[0010] Preferably, hydraulic cylinders are symmetrically fixedly installed above and below the movable mold, a straight rod is installed on one side of the hydraulic cylinder, and the piston rod end of the hydraulic cylinder is fixedly connected to the straight rod, and the straight rod is fixedly connected to the first mounting seat by screws.

[0011] Preferably, a first lifting ring is fixedly installed on the outer side of the fixed mold, and a second lifting ring is fixedly installed on the outer side of the movable mold.

[0012] Preferably, a column is fixedly installed on one side of the fixed mold, and four columns are provided. The four columns are respectively located at the four corners of one side of the fixed mold. A positioning hole is provided on one side of the movable mold, and four positioning holes are provided. The four positioning holes are respectively located at the four corners of one side of the movable mold.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model symmetrically and fixedly installs vertical plates at the front and rear ends between the fixed mold and the first mounting seat, so that the fixed mold does not contact the first mounting seat, and the arrangement of the two vertical plates allows a large space to exist between the fixed mold and the first mounting seat, which facilitates air flow to cool the fixed mold, and ventilation slots are arranged inside the vertical plates to increase the air flow between the two vertical plates, which can increase the heat dissipation capacity of the mold to a certain extent, and is beneficial to the cooling and molding efficiency of the steering column.

[0015] 2. The utility model arranges a first water cavity and a second water cavity inside the fixed mold, and arranges a first water inlet pipe, a first water outlet pipe, a second water inlet pipe and a second water outlet pipe to supply and discharge water into the two water cavities, so that the flowing water can effectively cool and dissipate the inside of the fixed mold, thereby improving the cooling molding efficiency during the injection molding production of the steering column and increasing practicality.

[0016] 3. The utility model provides a first cylinder, a first push rod, a second cylinder and a second push rod, so that when the movable mold moves and separates from the fixed mold, the first push rod and the second push rod can be driven to move, so that the injection-molded parts stuck on the two die heads of the fixed mold can be ejected and discharged, thereby increasing practicality.

[0017] 4. The utility model has four columns on the fixed mold and four positioning holes on the movable mold, so that when the fixed mold and the movable mold are closed, the movable mold can be guided by the cooperation of the columns and the positioning holes, so that the fixed mold and the movable mold can be accurately closed, thereby increasing practicality.

[0018] 5. The utility model provides a first lifting ring and a second lifting ring on the fixed mold and the movable mold, so that when the fixed mold and the movable mold are moved, it is convenient to lift and move the fixed mold and the movable mold, thereby increasing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of a mold for producing a steering column of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the fixed mold of the utility model;

[0021] Figure 3 It is a cross-sectional view of the fixed mold of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the movable mold of the utility model.

[0023] In the figure: 1. first mounting seat; 2. fixed mold; 3. movable mold; 301. first mold cavity; 302. second mold cavity; 303. positioning hole; 4. second mounting seat; 401. pouring hole; 5. vertical plate; 501. ventilation slot; 6. first lifting ring; 7. second lifting ring; 8. hydraulic cylinder; 9. straight rod; 10. column; 11. first die head; 12. second die head; 13. first water cavity; 14. second water cavity; 15. first water inlet pipe; 16. first water outlet pipe; 17. second water inlet pipe; 18. second water outlet pipe; 19. first cylinder; 20. first push rod; 21. second cylinder; 22. second push rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-4 The utility model provides an embodiment: a steering column production mold, including a fixed mold 2 and a movable mold 3, a second mounting seat 4 is fixedly installed on one side of the movable mold 3, a first mounting seat 1 is arranged on one side of the fixed mold 2, and a vertical plate 5 is symmetrically fixedly installed on the front and rear ends between the fixed mold 2 and the first mounting seat 1, and a ventilation slot 501 is arranged inside the vertical plate 5, a first die head 11 and a second die head 12 are fixedly installed on one side of the fixed mold 2 from top to bottom, and a first mold cavity 301 and a second mold cavity 302 are arranged on one side of the movable mold 3 from top to bottom. After the fixed mold 2 and the movable mold 3 are closed, the first die head 11 will be placed in the first mold cavity 301, and the second die head 12 will be placed in the second mold cavity 302, thereby forming two molding cavities, which is convenient for injection molding of the two shells of the steering column, and a pouring hole 401 is arranged inside the second mounting seat 4, and the pouring hole 401 is connected with the first mold cavity 301 and the second mold cavity 302 of the movable mold 3.

[0026] When in use, the two vertical plates 5 are arranged so that a larger space exists between the fixed mold 2 and the first mounting seat 1, which facilitates the cooling of the fixed mold by air flow, and ventilation slots 501 are arranged inside the vertical plates 5, which can increase the air flow between the two vertical plates 5 and increase the heat dissipation capacity of the mold to a certain extent, which is beneficial to the cooling molding efficiency of the steering column.

[0027] Further, a first water cavity 13 is provided inside the fixed mold 2 along one side of the first die head 11, a first water outlet pipe 16 is fixedly installed above one side of the fixed mold 2, the first water outlet pipe 16 is communicated with the first water cavity 13, a first water inlet pipe 15 is provided below the first water outlet pipe 16, and the first water inlet pipe 15 is fixedly connected to the fixed mold 2, the first water inlet pipe 15 is communicated with the first water cavity 13, the first water inlet pipe 15 is externally connected to a cold water supply device, a second water cavity 14 is provided inside the fixed mold 2 along one side of the second die head 12, a second water inlet pipe 17 is fixedly installed below one side of the fixed mold 2, and the first The second water inlet pipe 17 is communicated with the second water cavity 14, the second water inlet pipe 17 is externally connected to a cold water supply device, a second water outlet pipe 18 is arranged above the second water inlet pipe 17, and the second water outlet pipe 18 is fixedly connected to the fixed mold 2, and the second water outlet pipe 18 is communicated with the second water cavity 14, so that during the injection molding process of the steering column, cold water is continuously input into the first water cavity 13 and the second water cavity 14 through the first water inlet pipe 15 and the second water inlet pipe 17 respectively, and the flowing water can effectively cool and dissipate the inside of the fixed mold 2, thereby improving the cooling molding efficiency during the injection molding production of the steering column.

[0028] Furthermore, a first cylinder 19 is fixedly installed on one side of the first mounting seat 1, a first push rod 20 is installed on one side of the first cylinder 19, and the first push rod 20 is fixedly connected to the piston rod end of the first cylinder 19, the first push rod 20 extends into the first die head 11, and the end of the first push rod 20 extends to the outer surface of the first die head 11, a second cylinder 21 is fixedly installed on one side of the first mounting seat 1, a second push rod 22 is installed on one side of the second cylinder 21, and the second push rod 22 is fixedly connected to the piston rod end of the second cylinder 21, the second push rod 22 extends into the second die head 12, and the end of the second push rod 22 extends to the outer surface of the second die head 12, so that when the movable mold 3 moves and separates from the fixed mold 2 after the steering column is formed, by driving the first push rod 20 and the second push rod 22 to move, the injection molded parts stuck on the two die heads of the fixed mold 2 can be ejected and unloaded, which increases practicality.

[0029] Furthermore, hydraulic cylinders 8 are symmetrically fixedly installed above and below the movable mold 3, and a straight rod 9 is installed on one side of the hydraulic cylinder 8. The piston rod end of the hydraulic cylinder 8 is fixedly connected to the straight rod 9, and the straight rod 9 is fixedly connected to the first mounting seat 1 by screws, which facilitates the auxiliary driving movement of the movable mold 3.

[0030] Furthermore, a first lifting ring 6 is fixedly installed on the outer side of the fixed mold 2, and a second lifting ring 7 is fixedly installed on the outer side of the movable mold 3, which is beneficial to the lifting and movement of the fixed mold 2 and the movable mold 3 and increases practicality.

[0031] Furthermore, a column 10 is fixedly installed on one side of the fixed mold 2, and four columns 10 are provided. The four columns 10 are respectively located at the four corners of one side of the fixed mold 2; a positioning hole 303 is provided on one side of the movable mold 3, and four positioning holes 303 are provided. The four positioning holes 303 are respectively located at the four corners of one side of the movable mold 3. When the fixed mold 2 and the movable mold 3 are closed, the movable mold 3 can be guided by the cooperation of the column 10 and the positioning holes 303, so that the fixed mold 2 and the movable mold 3 are accurately closed, thereby increasing practicality.

[0032] Working principle: When in use, when the steering column is being injection molded, the movable mold 3 and the fixed mold 2 are driven to close, and the movable mold 3 and the fixed mold 2 are accurately closed through the cooperation of the column 10 and the positioning hole 303, and then the external molten material injection equipment injects the molten material into the two molding cavities inside the mold through the pouring hole 401. Through the setting of the two vertical plates 5, there is a large space between the fixed mold 2 and the first mounting seat 1, which is convenient for air flow to cool the fixed mold 2, and cold water is continuously input into the first water cavity 13 and the second water cavity 14 through the first water inlet pipe 15 and the second water inlet pipe 17 respectively. The flowing water can effectively cool and dissipate the inside of the fixed mold 2. After cooling and molding, the movable mold 3 is driven to move, and then the first push rod 20 and the second push rod 22 are driven to move through the first cylinder 19 and the second cylinder 21 respectively to carry out the material unloading work.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A mold for producing a steering column, comprising a fixed mold (2) and a movable mold (3), characterized in that: A second mounting seat (4) is fixedly mounted on one side of the movable mold (3), a first mounting seat (1) is provided on one side of the fixed mold (2), vertical plates (5) are symmetrically fixedly mounted at the front end and the rear end between the fixed mold (2) and the first mounting seat (1), ventilation slots (501) are provided inside the vertical plates (5), a first die head (11) and a second die head (12) are fixedly mounted on one side of the fixed mold (2) in sequence from top to bottom, a first mold cavity (301) and a second mold cavity (302) are provided on one side of the movable mold (3) in sequence from top to bottom, and a pouring hole (401) is provided inside the second mounting seat (4).

2. A steering column production mold according to claim 1, characterized in that: A first water cavity (13) is arranged inside the fixed mold (2) along one side of the first die head (11); a first water outlet pipe (16) is fixedly installed above one side of the fixed mold (2); the first water outlet pipe (16) is communicated with the first water cavity (13); a first water inlet pipe (15) is arranged below the first water outlet pipe (16); the first water inlet pipe (15) is fixedly connected to the fixed mold (2); and the first water inlet pipe (15) is communicated with the first water cavity (13).

3. A steering column production mold according to claim 2, characterized in that: A second water cavity (14) is arranged inside the fixed mold (2) along one side of the second die head (12); a second water inlet pipe (17) is fixedly installed below one side of the fixed mold (2); the second water inlet pipe (17) is connected to the second water cavity (14); a second water outlet pipe (18) is arranged above the second water inlet pipe (17); the second water outlet pipe (18) is fixedly connected to the fixed mold (2); and the second water outlet pipe (18) is connected to the second water cavity (14).

4. A steering column production mold according to claim 1, characterized in that: A first cylinder (19) is fixedly mounted on one side of the first mounting seat (1), a first push rod (20) is mounted on one side of the first cylinder (19), and the first push rod (20) is fixedly connected to the piston rod end of the first cylinder (19), and the first push rod (20) extends into the interior of the first die head (11); a second cylinder (21) is fixedly mounted on one side of the first mounting seat (1), a second push rod (22) is mounted on one side of the second cylinder (21), and the second push rod (22) is fixedly connected to the piston rod end of the second cylinder (21), and the second push rod (22) extends into the interior of the second die head (12).

5. A steering column production mold according to claim 1, characterized in that: Hydraulic cylinders (8) are symmetrically fixedly installed above and below the movable mold (3), a straight rod (9) is installed on one side of the hydraulic cylinder (8), and the piston rod end of the hydraulic cylinder (8) is fixedly connected to the straight rod (9), and the straight rod (9) is fixedly connected to the first mounting seat (1) by screws.

6. A steering column production mold according to claim 1, characterized in that: A first lifting ring (6) is fixedly installed on the outer side of the fixed mold (2), and a second lifting ring (7) is fixedly installed on the outer side of the movable mold (3).

7. A steering column production mold according to claim 1, characterized in that: A column (10) is fixedly mounted on one side of the fixed mold (2), and four of the columns (10) are provided. The four columns (10) are respectively located at four corners of one side of the fixed mold (2). A positioning hole (303) is provided on one side of the movable mold (3), and four of the positioning holes (303) are provided. The four positioning holes (303) are respectively located at four corners of one side of the movable mold (3).

Images