Injection mold for automobile decoration strip

Abstract

The utility model relates to the technical field of injection molds, and discloses an automobile decoration strip injection mold which comprises a supporting base, a convenient mold changing mechanism is arranged on the top and the back face of the supporting base, an air purifying mechanism is arranged on the back face of the supporting base, and the convenient mold changing mechanism comprises a fixing base. And the fixed seat is fixedly mounted at the top of the supporting base. Through the connection relation design of the fixed seat and the lower die main body and the connection relation design of the movable seat and the upper die main body, a user can oppositely push the two limiting plates which are overlapped in the left-right direction, so that the limiting plates and the strip-shaped bulges are overlapped in the vertical direction; and after the lower mold body or the upper mold body is inserted in place, the limiting plate can be driven to move to limit the lower mold body or the upper mold body through the initial elastic force of the elastic piece, and then the function of conveniently replacing the mold is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, and in particular to an injection mold for automobile trim strips. Background Art

[0002] Plastic molds are tools used in the plastic processing industry to match plastic molding machines and give plastic products a complete configuration and precise size. Due to the wide variety of plastics and processing methods, the structures of plastic molding machines and plastic products vary in complexity, and the types and structures of plastic molds are also diverse. Injection molds are used in the injection molding process of automobile trims.

[0003] Existing injection molds do not have the function of convenient mold changing. In order to ensure smooth production, the mold will be equipped with supporting components such as cylinders or screws to facilitate users to separate the two molds. If different specifications of automobile trims need to be produced, the same number of supporting components as the number of automobile trims need to be configured, which leads to the problem of increased production costs. Utility Model Content

[0004] The utility model aims to provide an injection mold for automobile trim strips, so as to solve the problem that the mold cannot be changed conveniently in the prior art.

[0005] The utility model provides the following technical solution: an injection mold for automobile trim strips, comprising a support base, a convenient mold changing mechanism is arranged on the top and the back of the support base, and an air purification mechanism is arranged on the back of the support base.

[0006] The convenient mold changing mechanism comprises a fixing seat, which is fixedly installed on the top of the supporting base, and the top of the fixing seat is detachably connected to the lower mold body, the top of the fixing seat is welded with a connecting protrusion, the outer wall of the connecting protrusion is movably connected to the inner wall of the lower mold body, the top of the fixing seat is fixedly connected with a strip protrusion, the outer wall of the strip protrusion is movably connected to the inner wall of the lower mold body, the top of the strip protrusion is fixedly connected with a fixing block, the side of the fixing block is fixedly connected with an elastic member, the end of the elastic member away from the fixing block is fixedly connected to a limiting plate, a connecting strip is welded on the outer wall of the limiting plate, the outer wall of the connecting strip is slidably connected to the inner wall of the fixing block, and the bottom of the limiting plate is movably connected to the top of the lower mold body, and the cooperation of the strip protrusion, the fixing block, the elastic member, the limiting plate and the limiting plate is convenient for users to disassemble and replace the lower mold body and the upper mold body.

[0007] As a preferred embodiment of the above technical solution, a vertical rod is fixedly installed on the top of the fixed seat, a movable seat is slidably connected to the outer wall of the vertical rod, and an upper mold body is detachably connected to the bottom of the movable seat.

[0008] As a preferred embodiment of the above technical solution, the convenient mold changing mechanism also includes a support frame and a cushion seat. The support frame is fixedly installed on the back of the support base. A servo motor is fixedly installed on the top of the support frame. The output shaft of the servo motor extends to the bottom of the support frame and is fixedly connected to a screw rod. The servo motor can drive the screw rod to rotate to adjust the height of the movable seat.

[0009] As a preferred embodiment of the above technical solution, the raising seat is fixedly installed on the top of the supporting base, the bottom of the screw rod is rotatably connected to the top of the raising seat, the outer wall of the screw rod is slidably connected to the inner wall of the movable seat, and the raising seat is used to provide bottom limiting support for the screw rod.

[0010] As a preferred embodiment of the above technical solution, the air purification mechanism includes a support rod, which is detachably connected to the back side of a support base, and a hollow frame is fixedly installed on the end of the support rod away from the support base, and an air suction hood is fixedly connected to the top of the hollow frame, and a suction fan is fixedly connected to the top of the air suction hood, and the suction fan is used to absorb odorous gases and discharge them to the outdoors, thereby improving the air environment quality inside the workshop.

[0011] As a preferred embodiment of the above technical solution, an exhaust hose is fixedly connected to the top of the suction fan, a sliding frame is slidably connected to the inner wall of the hollow frame, an activated carbon filter is fixedly installed on the inner wall of the sliding frame, and the activated carbon filter can adsorb and filter odorous gases.

[0012] As a preferred embodiment of the above technical solution, a magnetic block located on the right side of the hollow frame is fixedly installed on the outer wall of the sliding frame, and the left side of the magnetic block is movably connected to the right side of the hollow frame. The magnetic block makes the sliding frame magnetically connected to the hollow frame, which is convenient for users to disassemble and assemble the sliding frame.

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

[0014] The utility model is designed with a connection relationship between a fixed seat and a lower mold body, and a movable seat and an upper mold body. The user can push two overlapping limit plates in the left and right directions toward each other, causing the limit plates to overlap with the strip-shaped protrusions in the vertical direction. Then the lower mold body or the upper mold body can be removed from the fixed seat or the movable seat and replaced. After the lower mold body or the upper mold body is plugged into place, the initial elastic force of the elastic member can drive the limit plate to move to limit the lower mold body or the upper mold body, thereby realizing the function of convenient mold changing. When producing automobile trims of different specifications, the cost of setting up the production device can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the back structure of the convenient mold changing mechanism of the utility model;

[0017] Figure 3 It is a schematic diagram of the separation structure of the fixing seat and the lower mold body of the utility model;

[0018] Figure 4 for Figure 3 A magnified view of the structure at center A;

[0019] Figure 5 This is a schematic diagram of the back structure of the air purification mechanism of the utility model;

[0020] Figure 6 It is a structural schematic diagram of the hollow frame of the utility model.

[0021] In the figure: 1. Support base; 2. Convenient mold changing mechanism; 21. Fixed seat; 211. Connecting protrusion; 212. Strip protrusion; 213. Fixed block; 214. Elastic member; 215. Limiting plate; 216. Connecting strip; 22. Vertical rod; 23. Movable seat; 24. Lower mold body; 25. Upper mold body; 26. Support frame; 27. Servo motor; 28. Screw rod; 29. ​​Raised seat; 3. Air purification mechanism; 31. Support rod; 32. Hollow frame; 321. Sliding frame; 322. Magnetic block; 323. Activated carbon filter; 33. Suction hood; 34. Suction fan; 35. Exhaust hose. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] like Figure 1-4As shown, the utility model provides a technical solution: an injection mold for automobile trim, comprising a supporting base 1, a convenient mold changing mechanism 2 is arranged on the top and the back of the supporting base 1, an air purification mechanism 3 is arranged on the back of the supporting base 1, the convenient mold changing mechanism 2 comprises a fixing base 21, the fixing base 21 is fixedly installed on the top of the supporting base 1, the top of the fixing base 21 is detachably connected with a lower mold body 24, a connecting protrusion 211 is welded on the top of the fixing base 21, the outer wall of the connecting protrusion 211 is movably connected to the inner wall of the lower mold body 24, a strip protrusion 212 is fixedly connected to the top of the fixing base 21, the outer wall of the strip protrusion 212 is movably connected to the inner wall of the lower mold body 24, the top of the strip protrusion 212 is fixedly connected to a fixing block 213, the side of the fixing block 213 is fixedly connected to an elastic member 214, and the end of the elastic member 214 away from the fixing block 213 is fixedly connected A limit plate 215 is connected, and a connecting strip 216 is welded on the outer wall of the limit plate 215. The outer wall of the connecting strip 216 is slidably connected to the inner wall of the fixed block 213. The bottom of the limit plate 215 is movably connected to the top of the lower mold body 24. The connection relationship between the fixed seat 21 and the lower mold body 24 is the same as the connection relationship between the movable seat 23 and the upper mold body 25. The two overlapping limit plates 215 in the left and right directions are manually pushed toward each other to cause the limit plates 215 to overlap with the strip protrusion 212 in the vertical direction, and then the lower mold body 24 or the upper mold body 25 is removed from the fixed seat 21 or the movable seat 23 and replaced. After the replaced lower mold body 24 or upper mold body 25 is plugged into place, the initial elastic force of the elastic member 214 can drive the limit plate 215 to move to limit the lower mold body 24 or the upper mold body 25, thereby realizing the function of convenient mold changing.

[0024] As an implementation method in this embodiment, Figure 1-4 As shown, a vertical rod 22 is fixedly installed on the top of the fixed seat 21, and a movable seat 23 is slidably connected to the outer wall of the vertical rod 22. The bottom of the movable seat 23 is detachably connected to the upper mold body 25. The convenient mold changing mechanism 2 also includes a support frame 26 and a cushion seat 29. The support frame 26 is fixedly installed on the back of the support base 1. A servo motor 27 is fixedly installed on the top of the support frame 26. The output shaft of the servo motor 27 extends to the bottom of the support frame 26 and is fixedly connected to a screw rod 28. Controlling the operation of the servo motor 27 can drive the screw rod 28 to rotate, causing the movable seat 23 to slide on the outer wall of the upper mold body 25. As a result, the user can control the lower mold body 24 and the upper mold body 25 to separate or fit together, which is convenient for injection molding.

[0025] As an implementation method in this embodiment, Figure 5-6As shown, the cushion seat 29 is fixedly installed on the top of the support base 1, the bottom of the screw rod 28 is rotatably connected to the top of the cushion seat 29, the outer wall of the screw rod 28 is slidably connected to the inner wall of the movable seat 23, and the air purification mechanism 3 includes a support rod 31, the support rod 31 is detachably connected to the back of the support base 1, and a hollow frame 32 is fixedly installed at one end of the support rod 31 away from the support base 1, and an air suction hood 33 is fixedly connected to the top of the hollow frame 32, and a suction fan 34 is fixedly connected to the top of the suction hood 33, and an exhaust hose 35 is fixedly connected to the top of the suction fan 34, and a sliding frame 321 is slidably connected to the inner wall of the hollow frame 32, and an activated carbon filter 323 is fixedly installed on the inner wall of the sliding frame 321, and a filter located in the air is fixedly installed on the outer wall of the sliding frame 321. The magnetic block 322 on the right side of the core frame 32, the left side of the magnetic block 322 is movably connected to the right side of the hollow frame 32, and controls the operation of the suction fan 34, which can absorb gas from the bottom of the suction hood 33, and synchronously absorb the odorous gas generated during the injection molding process, thereby improving the quality of indoor air. At the same time, through the design of the activated carbon filter 323, the odorous gas can be adsorbed and filtered. The length of the exhaust hose 35 is designed according to the use environment, so that the end of the exhaust hose 35 can be moved to the outdoors. The user can pull out the sliding frame 321 as a whole from the right side of the hollow frame 32, and then clean and maintain the activated carbon filter 323. The material of the hollow frame 32 is iron alloy, and the magnetic block 322 can make the sliding frame 321 as a whole magnetically connected to the hollow frame 32.

[0026] Working principle: the servo motor 27 is controlled to work so that the lower mold body 24 and the upper mold body 25 are fitted together, and then injection molding can be performed into the inner cavity of the lower mold body 24 and the upper mold body 25. After the injection molding material is fully cooled, the servo motor 27 is controlled to work to drive the upper mold body 25 to move upward, and then the molded automobile trim can be demolded. If mold replacement is required, the two overlapping limit plates 215 in the left and right directions are manually pushed toward each other to cause the limit plates 215 to overlap with the strip protrusions 212 in the vertical direction, and then the lower mold body 24 or the upper mold body 25 is removed from the fixed seat 21 or the movable seat 23 and replaced, and then the lower mold body 24 or the upper mold body 25 is plugged into place.

[0027] The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it.

Claims

1. An injection mold for automobile trim, comprising a support base (1), characterized in that: A convenient mold changing mechanism (2) is provided on the top and back of the support base (1), and an air purification mechanism (3) is provided on the back of the support base (1); The convenient mold changing mechanism (2) comprises a fixing seat (21), wherein the fixing seat (21) is fixedly mounted on the top of the supporting base (1), the top of the fixing seat (21) is detachably connected to a lower mold body (24), a connecting protrusion (211) is welded to the top of the fixing seat (21), the outer wall of the connecting protrusion (211) is movably connected to the inner wall of the lower mold body (24), and a strip protrusion (212) is fixedly connected to the top of the fixing seat (21), the outer wall of the strip protrusion (212) is movably connected to the inner wall of the lower mold body (24). The wall is movably connected, the top of the strip-shaped protrusion (212) is fixedly connected to a fixed block (213), the side of the fixed block (213) is fixedly connected to an elastic member (214), one end of the elastic member (214) away from the fixed block (213) is fixedly connected to a limiting plate (215), a connecting strip (216) is welded on the outer wall of the limiting plate (215), the outer wall of the connecting strip (216) is slidably connected to the inner wall of the fixed block (213), and the bottom of the limiting plate (215) is movably connected to the top of the lower mold body (24).

2. The automotive trim injection mold according to claim 1, characterized in that: A vertical rod (22) is fixedly mounted on the top of the fixed seat (21), a movable seat (23) is slidably connected to the outer wall of the vertical rod (22), and an upper mold body (25) is detachably connected to the bottom of the movable seat (23).

3. The automotive trim injection mold according to claim 2, characterized in that: The convenient mold changing mechanism (2) further comprises a support frame (26) and a cushion seat (29); the support frame (26) is fixedly mounted on the back of the support base (1); a servo motor (27) is fixedly mounted on the top of the support frame (26); an output shaft of the servo motor (27) extends to the bottom of the support frame (26) and is fixedly connected to a screw rod (28).

4. The automotive trim injection mold according to claim 3, characterized in that: The raising seat (29) is fixedly mounted on the top of the supporting base (1), the bottom of the screw rod (28) is rotatably connected to the top of the raising seat (29), and the outer wall of the screw rod (28) is slidably connected to the inner wall of the movable seat (23).

5. The automotive trim injection mold according to claim 1, characterized in that: The air purification mechanism (3) comprises a support rod (31), the support rod (31) being detachably connected to the back side of the support base (1), a hollow frame (32) being fixedly mounted on one end of the support rod (31) away from the support base (1), an air suction hood (33) being fixedly connected to the top of the air suction hood (33), and a suction fan (34) being fixedly connected to the top of the air suction hood (33).

6. The automotive trim injection mold according to claim 5, characterized in that: An exhaust hose (35) is fixedly connected to the top of the suction fan (34), a sliding frame (321) is slidably connected to the inner wall of the hollow frame (32), and an activated carbon filter (323) is fixedly mounted on the inner wall of the sliding frame (321).

7. The automotive trim injection mold according to claim 6, characterized in that: A magnetic attraction block (322) located on the right side of the hollow frame (32) is fixedly mounted on the outer wall of the sliding frame (321), and the left side of the magnetic attraction block (322) is movably connected to the right side of the hollow frame (32).

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