Injection mold for producing automobile rubber part

Abstract

The utility model discloses an injection mold for producing automobile rubber parts. The injection mold comprises a base, a lower mold base arranged at the top of the base, a fixed mold connected with the top of the lower mold base, a cavity formed in the top of the fixed mold, a moving part for quickly stripping and a discharging part for protecting workers, the movable part comprises a mounting cavity formed in the fixed mold, a screw rod connected with the mounting cavity, a driving plate connected with the outer side of the screw rod, driving rods connected with the two sides of the top of the driving plate respectively, and a demolding plate connected with the tops of the driving rods. The injection mold solves the problems that although an existing injection mold can be used for producing and processing automobile rubber parts, the rubber parts are easily adhered into a mold cavity after being formed, so that the rubber parts are difficult to demold, and the rubber parts need to be manually taken out, so that risks are easily caused, and the practicability is insufficient.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber piece production equipment, in particular to an injection mold for producing automobile rubber pieces. Background Art

[0002] Automotive rubber parts are an indispensable part of automobile manufacturing. They play a key role in various systems and components of automobiles. Automotive rubber parts include sealing strips, anti-collision strips, decorative strips, etc. When producing automotive rubber parts, injection molds are required for production and processing.

[0003] The existing patent CN213533575U discloses an injection mold for automobile production and processing, including a device body, the device body includes a cavity body, an injection molding body and a fixed frame, the bottom end of the cavity body is movably mounted with a fixed frame, the upper end of the fixed frame is fixedly mounted with an injection molding body, and the left and right ends of the lower end of the cavity body are both provided with a replacement device, the replacement device includes a first groove, a first fixing rod, a first slot, a first slide, a first slider, a slot, a first support rod, a first spring, a second slot, a second block and a first handle, the left and right ends of the lower end of the cavity body are both provided with a first groove, and the first groove is movably mounted with a first fixing rod. The utility model solves the problem of inconvenience in replacing the cavity body, improves practicality, and also saves costs, greatly saves the operating time of operators, and also improves operability.

[0004] Based on the search of the above patents and in combination with the injection molds in the prior art, it was found that although the existing injection molds can be used to produce and process automotive rubber parts, the rubber parts are easily adhered to the mold cavity after molding, resulting in difficulty in demolding the rubber parts. In addition, the rubber parts need to be removed manually, which is prone to risks, resulting in insufficient practicality. Utility Model Content

[0005] The purpose of the utility model is to provide an injection mold for the production of automobile rubber parts, so as to solve the problem that although the existing injection mold proposed in the above background technology can produce and process automobile rubber parts, the rubber parts are easily adhered to the mold cavity after molding, resulting in difficulty in demolding the rubber parts, and the rubber parts need to be taken out manually, which is prone to risks, thereby resulting in insufficient practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an injection mold for producing automotive rubber parts, comprising a base, a lower mold base arranged on the top of the base, a fixed mold connected to the top of the lower mold base, a cavity opened on the top of the fixed mold, a moving component for quickly stripping materials, and a discharge component for protecting workers, the moving component comprising a mounting cavity opened in the fixed mold, a screw connected to the mounting cavity, a driving plate connected to the outer side of the screw, a driving rod respectively connected to the two sides of the top of the driving plate, a stripping plate connected to the top of the driving rod, a first bevel gear connected to the outer side of the lower part of the screw, a second bevel gear connected to the first bevel gear, a driving shaft connected to the second bevel gear, and a linkage component for driving the shaft to rotate, the first bevel gear and the second bevel gear are meshed, the driving shaft is rotationally connected to the fixed mold, the screw is screwed to the driving plate, the screw is rotationally connected to the inner wall of the mounting cavity, and the driving rod passes through the mounting cavity and extends into the cavity.

[0007] Preferably, the discharge component includes a vertical plate fixedly connected to the top of the base, a cylinder connected to the vertical plate, a push plate connected to the output end of the cylinder, and a protective component for protecting the rubber part, and the bottom of the push plate is flush with the top of the fixed mold.

[0008] Preferably, the linkage component includes a bracket connected to the top of the base, a hydraulic cylinder connected to the top of the bracket, an upper mold base connected to the output end of the hydraulic cylinder, a movable mold connected to the bottom of the upper mold base, a rack connected to one side of the upper mold base, and a fixed gear connected to the outside of the drive shaft, and the fixed gear is meshed with the rack.

[0009] Preferably, the protective component includes a plurality of grooves evenly arranged on one side of the push plate, a guide rod connected to the grooves, a spring connected to one end of the guide rod, and a protective plate connected to the other end of the guide rod, and the guide rod is slidably connected to the grooves.

[0010] Preferably, sliding rods are fixedly connected to both sides of the installation cavity, sliding openings are opened on both sides of the driving plate, and the sliding rods are slidably connected to the sliding openings.

[0011] Preferably, a stabilizing disk is fixedly connected to the outer side of the driving shaft, a supporting groove is opened on one side of the installation cavity, and supporting blocks are slidably connected to both sides of the supporting groove respectively, and the supporting blocks are fixedly connected to the stabilizing disk.

[0012] Preferably, the support block is T-shaped, and the support groove is T-shaped.

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

[0014] 1. By setting the base, the lower die seat, the fixed die, the cavity and the moving parts, the upward movement of the rack can drive the fixed gear to rotate, and the rotation of the fixed gear can drive the driving shaft and the second bevel gear to rotate, and then drive the first bevel gear and the screw to rotate, and then drive the driving plate and the driving rod to move upward, and then drive the stripping plate to move upward, so that the rubber part can be ejected and separated from the cavity, without manual demoulding and additional power, which can save the use cost and greatly improve the practicality of the device;

[0015] 2. By providing a discharge component, after the rubber part is pushed to the top of the cavity, the cylinder can push the push plate to move, and then drive the protective plate to move. The elasticity of the spring can play a buffering role and protect the rubber part. The movement of the protective plate can remove the rubber part from the fixed mold, eliminating the need for workers to reach between the movable mold and the fixed mold to take the workpiece, which can reduce risks and further improve practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure provided by the utility model;

[0017] Figure 2 A left side view provided for the utility model;

[0018] Figure 3 The utility model provides Figure 2 The three-dimensional cross-section view at AA in the middle;

[0019] Figure 4 The utility model provides Figure 3 Enlarged view of point C in the middle;

[0020] Figure 5 The utility model provides Figure 4 The enlarged view of point D in the middle;

[0021] Figure 6 A front view provided for the utility model;

[0022] Figure 7 The utility model provides Figure 6 A three-dimensional cross-section view at the middle BB;

[0023] Figure 8 The utility model provides Figure 7 Enlarged view of point E in the middle.

[0024] In the figure: 1. base; 11. lower die seat; 12. fixed die; 13. cavity; 21. mounting cavity; 22. screw; 23. drive plate; 24. drive rod; 25. stripper plate; 26. first bevel gear; 27. second bevel gear; 28. drive shaft; 31. vertical plate; 32. cylinder; 33. push plate; 41. bracket; 42. hydraulic cylinder; 43. upper die seat; 44. movable die; 45. rack; 46. fixed gear; 51. groove; 52. guide rod; 53. spring; 54. protective plate; 61. slide rod; 62. sliding mouth; 71. stabilizing plate; 72. support groove; 73. support block. DETAILED DESCRIPTION

[0025] 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 in 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.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 as well as Figure 7The utility model provides a technical solution: an injection mold for producing automobile rubber parts, comprising a base 1, a lower mold base 11 arranged on the top of the base 1, a fixed mold 12 connected to the top of the lower mold base 11, a cavity 13 opened at the top of the fixed mold 12, a moving part for fast stripping and a discharge part for protecting workers, the moving part comprises an installation cavity 21 opened in the fixed mold 12, a screw 22 connected to the installation cavity 21, a driving plate 23 connected to the outer side of the screw 22, a driving rod 24 connected to both sides of the top of the driving plate 23 respectively, a stripping plate 25 connected to the top of the driving rod 24, a first bevel gear 26 connected to the outer side of the lower part of the screw 22, a second bevel gear 27 connected to the first bevel gear 26, and a driving plate 25 connected to the second bevel gear 27. The shaft 28 and the linkage component for driving the shaft 28 to rotate, the first bevel gear 26 and the second bevel gear 27 are meshed, the driving shaft 28 is rotatably connected to the fixed mold 12, the screw 22 is screwed to the driving plate 23, the screw 22 is rotatably connected to the inner wall of the installation cavity 21, the driving rod 24 passes through the installation cavity 21 and extends into the cavity 13, the rotation of the driving shaft 28 can drive the second bevel gear 27 to rotate, and then the first bevel gear 26 and the screw 22 can be driven to rotate, and then the driving plate 23 can be driven to move up and down, and then the driving rod 24 and the stripping plate 25 can be driven to move up and down, which can help the workpiece to be separated from the cavity 13 and realize demoulding. The linkage component includes a bracket 41 connected to the top of the base 1, a hydraulic cylinder 42 connected to the top of the bracket 41, and a hydraulic The upper mold base 43 connected to the output end of the cylinder 42, the movable mold 44 connected to the bottom of the upper mold base 43, the rack 45 connected to one side of the upper mold base 43 and the fixed gear 46 connected to the outer side of the drive shaft 28, the fixed gear 46 is meshed with the rack 45, the hydraulic cylinder 42 can drive the movable mold 44 to move up and down, and then it can be molded with the fixed mold 12 to produce rubber parts. At the same time, the upper mold base 43 can drive the rack 45 to move up and down, and then it can drive the fixed gear 46 to rotate forward and reverse, which can provide power for the fixed gear 46, and there is no need to re-supply power, which can reduce the cost of use. Slide rods 61 are fixedly connected on both sides of the installation cavity 21, and sliding openings 62 are respectively opened on both sides of the driving plate 23. The slide rod 61 is slidably connected to the sliding opening 62, and the driving plate 23 slides when it moves. The rod 61 can slide in the sliding opening 62 to guide the movement of the driving plate 23, thereby preventing the driving plate 23 and the demoulding plate 25 from being skewed, thereby improving the demoulding stability. A stabilizing plate 71 is fixedly connected to the outer side of the driving shaft 28, and a supporting groove 72 is provided on one side of the mounting cavity 21. Support blocks 73 are slidably connected to the two sides of the supporting groove 72, respectively. The support block 73 is fixedly connected to the stabilizing plate 71, and the stabilizing plate 71 can rotate synchronously with the driving shaft 28, thereby driving the support block 73 to rotate synchronously, thereby stably supporting the rotation of the driving shaft 28, preventing the driving shaft 28 from swinging, and preventing the second bevel gear 27 from disengaging from the first bevel gear 26. The support block 73 is in a T-shape, and the support groove 72 is in a T-shape.This can prevent the support block 73 from escaping from the support groove 72 when sliding, thereby improving the support stability of the drive shaft 28.

[0027] See also Figure 1 , Figure 2 , Figure 6 , Figure 7 as well as Figure 8 The discharge component includes a vertical plate 31 fixedly connected to the top of the base 1, a cylinder 32 connected to the vertical plate 31, a push plate 33 connected to the output end of the cylinder 32, and a protective component for protecting the rubber member. The bottom of the push plate 33 is flush with the top of the fixed mold 12. The workpiece can be separated from the cavity 13 under the push of the stripper plate 25. The cylinder 32 is started to push the push plate 33 to move. The push plate 33 can push the workpiece off the fixed mold 12 without the worker reaching his hand between the movable mold 44 and the fixed mold 12 to remove the workpiece. The workpiece can be protected from danger by the protective component, which includes a plurality of grooves 51 evenly arranged on one side of the push plate 33, a guide rod 52 connected to the grooves 51, a spring 53 connected to one end of the guide rod 52, and a protective plate 54 connected to the other end of the guide rod 52. The guide rod 52 is slidably connected to the grooves 51, the protective plate 54 can contact the workpiece, the protective plate 54 can move in the reverse direction, and then can squeeze the spring 53 to deform it, and the elasticity of the spring 53 can be used to buffer and protect the workpiece to prevent it from being damaged.

[0028] Working principle: During operation, the hydraulic cylinder 42 can drive the movable mold 44 to move upward, and the movable mold 44 moves upward and separates from the fixed mold 12. The rack 45 moves upward synchronously, which can drive the fixed gear 46 to rotate. The rotation of the fixed gear 46 can drive the driving shaft 28 to rotate. The rotation of the driving shaft 28 can drive the second bevel gear 27 to rotate. The rotation of the second bevel gear 27 can drive the first bevel gear 26 to rotate. The rotation of the first bevel gear 26 can drive the screw 22 to rotate, and then the driving plate 23 can be driven to move upward. The movement of the driving plate 23 can drive the driving rod 24 and the stripping plate 25 to move upward, and then the workpiece can be ejected from the cavity 13. Then the cylinder 32 is started, and the cylinder 32 can push the push plate 33 to move. The movement of the push plate 33 can drive the protective plate 54 to move. When the plate 54 contacts the workpiece, the protective plate 54 will move in the reverse direction due to the pressure, and then the guide rod 52 can be driven to squeeze the spring 53 to deform it. The elasticity of the spring 53 can be used to protect the workpiece and prevent it from being damaged. Then the hydraulic cylinder 42 can push the movable mold 44 downward, and at the same time drive the rack 45 downward. The rack 45 can drive the fixed gear 46 to rotate in the reverse direction, and then drive the screw 22 to rotate in the reverse direction, and then drive the stripping plate 25 to move down to the bottom of the cavity 13. At this time, the movable mold 44 and the fixed mold 12 are combined for injection molding. After the injection molding is completed, the above operation can be repeated to mass produce workpieces. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0029] Although 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 producing automobile rubber parts, comprising a base (1), a lower mold base (11) arranged on the top of the base (1), a fixed mold (12) connected to the top of the lower mold base (11), a cavity (13) opened on the top of the fixed mold (12), a moving part for rapid material removal and a material discharge part for protecting workers, characterized in that: The moving component comprises a mounting cavity (21) opened in the fixed mold (12), a screw (22) connected to the mounting cavity (21), a driving plate (23) connected to the outer side of the screw (22), a driving rod (24) respectively connected to the two sides of the top of the driving plate (23), a stripping plate (25) connected to the top of the driving rod (24), a first bevel gear (26) connected to the outer side of the lower part of the screw (22), a second bevel gear (27) connected to the first bevel gear (26), a driving shaft (28) connected to the second bevel gear (27), and a linkage component for driving the shaft (28) to rotate, wherein the first bevel gear (26) and the second bevel gear (27) are meshed, the driving shaft (28) is rotationally connected to the fixed mold (12), the screw (22) is threadedly connected to the driving plate (23), the screw (22) is rotationally connected to the inner wall of the mounting cavity (21), and the driving rod (24) passes through the mounting cavity (21) and extends into the mold cavity (13).

2. The injection mold for producing automotive rubber parts according to claim 1, characterized in that: The discharge component comprises a vertical plate (31) fixedly connected to the top of the base (1), a cylinder (32) connected to the vertical plate (31), a push plate (33) connected to the output end of the cylinder (32), and a protective component for protecting the rubber part, wherein the bottom of the push plate (33) is flush with the top of the fixed mold (12).

3. The injection mold for producing automotive rubber parts according to claim 1, characterized in that: The linkage components include a bracket (41) connected to the top of the base (1), a hydraulic cylinder (42) connected to the top of the bracket (41), an upper die seat (43) connected to the output end of the hydraulic cylinder (42), a movable die (44) connected to the bottom of the upper die seat (43), a rack (45) connected to one side of the upper die seat (43), and a fixed gear (46) connected to the outer side of the drive shaft (28), wherein the fixed gear (46) is meshed with the rack (45).

4. The injection mold for producing automotive rubber parts according to claim 2, characterized in that: The protective component comprises a plurality of grooves (51) evenly arranged on one side of the push plate (33), a guide rod (52) connected to the grooves (51), a spring (53) connected to one end of the guide rod (52), and a protective plate (54) connected to the other end of the guide rod (52); the guide rod (52) is slidably connected to the grooves (51).

5. The injection mold for producing automotive rubber parts according to claim 1, characterized in that: Sliding rods (61) are fixedly connected to both sides of the installation cavity (21), and sliding openings (62) are respectively opened on both sides of the driving plate (23), and the sliding rods (61) are slidably connected to the sliding openings (62).

6. The injection mold for producing automotive rubber parts according to claim 1, characterized in that: A stabilizing disk (71) is fixedly connected to the outside of the driving shaft (28), a supporting groove (72) is provided on one side of the installation cavity (21), and supporting blocks (73) are slidably connected to both sides of the supporting groove (72), and the supporting blocks (73) are fixedly connected to the stabilizing disk (71).

7. The injection mold for producing automotive rubber parts according to claim 6, characterized in that: The support block (73) is in a T-shape, and the support groove (72) is in a T-shape.

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