Injection mold for automobile injection molding part

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection mold of an automobile injection molding part, the front and rear sides of an injection molding pipe and a second mold are fixedly connected with fixing mechanisms, and the front and rear sides of a workbench are provided with demolding mechanisms; the demolding mechanism comprises a moving assembly and limiting assemblies, the limiting assemblies are arranged on the moving assembly, the moving assembly comprises limiting seats, the four limiting seats are fixedly connected to the periphery of the top of the workbench, motors are fixedly connected to the right sides of the limiting seats, bidirectional threaded rods are fixedly connected to the left sides of the motors, and the surfaces of the bidirectional threaded rods are rotationally connected with the interiors of the limiting seats; and connecting blocks are in threaded connection with the left and right side surfaces of the two-way threaded rod. According to the injection mold for the automobile injection molding part, the demolding mechanism is arranged, the two connecting blocks can move towards the opposite sides on the surfaces of the two bidirectional threaded rods, when the connecting blocks move, a long plate can be driven to move, at the moment, the first mold and the second mold can make contact, and injection molding can be conveniently and directly conducted through an injection molding pipe.

Description

Technical Field

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

[0002] A car is made up of many parts, and plastic parts are one of its important components. The most common method for manufacturing plastic parts is injection molding. The advantages of injection molding are fast production speed, high efficiency, automated operation, a wide variety of patterns and colors, shapes from simple to complex, sizes from large to small, and precise product dimensions. The product is easy to update and can produce parts with complex shapes.

[0003] For example, the injection molding mold for automobile parts with patent number CN216506383U includes a frame, on which a clamping assembly for clamping the mold is symmetrically and movably arranged; the clamping assembly includes a shell, on which clamping plates distributed in a circumferential array are movably arranged, and a driving assembly for driving the clamping plates to move together is arranged inside the shell; the driving assembly includes a turntable and a rocker rotatably installed between the turntable and the clamping plates, the turntable is driven to rotate and the clamping plates are pulled together through the rocker. The injection molding mold for automobile parts provided by this utility model.

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, this technical solution mainly facilitates the installation or disassembly of the mold. However, when automobile parts need to be injection molded in the mold, the two molds need to be installed in combination. At the same time, when injection molding is performed in the mold, it is also necessary to prevent the plastic liquid from overflowing from the connection between the two molds. Utility Model Content

[0006] The purpose of the utility model is to provide an injection mold for automobile injection molded parts to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical solution: an injection mold for automobile injection molded parts, comprising a first mold, a second mold and a workbench, wherein the first mold is arranged on the left side of the second mold, the tops of the first mold and the second mold are fixedly connected with an injection tube, the front and rear sides of the injection tube and the second mold are fixedly connected with a fixing mechanism, and the front and rear sides of the workbench are provided with a demoulding mechanism;

[0008] The demoulding mechanism comprises a moving component and a limiting component, and the limiting component is arranged on the moving component;

[0009] The moving assembly includes a limit seat, and the limit seats are four in number and are grouped in pairs. The four limit seats are fixedly connected to the top of the workbench on all sides, the limit seat is fixedly connected to a motor on the right side, and a bidirectional threaded rod is fixedly connected to the left side of the motor, the surface of the bidirectional threaded rod is rotatably connected to the inside of the limit seat, the left and right side surfaces of the bidirectional threaded rod are threadedly connected to connecting blocks, the bottoms of the front and rear two connecting blocks are fixedly connected to long plates, the bottoms of the first mold and the second mold are fixedly connected to the top of the long plate, the front and rear sides of the bottom of the long plate are fixedly connected to connecting seats, the connecting seats are arranged on the front and rear sides of the workbench, the connecting seat is fixedly connected to a T-block close to one side of the workbench, the front and rear sides of the workbench are provided with a first T-slot, and the surface of the T-block is slidably connected to the inside of the first T-slot.

[0010] Preferably, there are two bidirectional threaded rods, the thread lines on the left and right side surfaces of the two bidirectional threaded rods have the same specifications and are in opposite directions, and when the two connecting blocks move on the surfaces of the two threaded rods, the first mold and the second mold can be easily combined and installed.

[0011] Preferably, the limit assembly includes a fixed plate, the fixed plate is fixedly connected to the front and rear sides of the bottom of the workbench, the connecting seat is fixedly connected to a hinged plate on one side close to the workbench, the hinged plate is arranged at the bottom of the fixed plate, and the top of the hinged plate is hinged with a locking plate ， The inner sides of the two fixing plates are densely provided with card slots, and a card block is fixedly connected to one side of the locking plate close to the fixing plate.

[0012] Preferably, the slot is opened at one side close to the fixing plate, and the surface of the card block is engaged with the inside of the slot. When the card block is engaged in the slot, the first mold and the second mold can be more firmly assembled.

[0013] Preferably, the fixing mechanism includes a mounting seat, which is fixedly connected to the front and rear sides of the second mold, the front and rear sides of the first mold are fixedly connected with mounting plates, a rectangular groove is opened inside the mounting plate, a plug plate is fixedly connected to the left side of the mounting seat, a limit plate is fixedly connected to the left center of the mounting plate, the top and bottom of the limit plate are fixedly connected with springs, the other side of the spring is fixedly connected with a mounting block, the other side of the mounting block is fixedly connected with an plug block, a long groove is opened inside the plug plate, and bolts are threadedly connected to the plug plate and the plug block.

[0014] Preferably, the left and right sides of the rectangular groove and the side away from the first mold are set as openings, and the surface of the plug plate is plugged into the inside of the rectangular groove.

[0015] Preferably, the top and bottom of the long groove are both set to be openings, and the surface of the plug block is plugged into the inside of the long groove. When the plug block is plugged into the long groove, the first mold and the second mold can be firmly fixed to prevent the plastic liquid from overflowing from the gap between the first mold and the second mold.

[0016] Compared with the prior art, the utility model provides an injection mold for automobile injection molded parts, which has the following beneficial effects:

[0017] 1. The injection mold of the automobile injection molded part is provided with a demoulding mechanism. When the demoulding mechanism is in operation, the motor can drive the bidirectional threaded rod to rotate in the limit seat, and the two connecting blocks can move to the opposite side on the surface of the two bidirectional threaded rods. When the connecting block moves, the long plate can be driven to move, and the first mold and the second mold can be brought into contact. At this time, when the locking plate is turned, the locking plate can rotate on one side of the hinged plate, and the locking plate can drive the clamping block to be clamped in the clamping slot, so that the positions of the first mold and the second mold can be limited and fixed, which is convenient for direct injection molding through the injection tube.

[0018] 2. The injection mold of the automobile injection molded part is provided with a fixing mechanism. When the fixing mechanism is in operation, the plug plate is inserted into the rectangular groove. Under the rebound force of the spring, the spring can drive the mounting block to move, and the mounting block drives the plug block to be inserted into the long groove. In the later stage, the plug block and the plug plate only need to be threadedly fixed by bolts, so as to avoid overflowing from the gap where the first mold and the second mold contact when the injection molding is performed in the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the mobile component;

[0022] Figure 3 It is a structural schematic diagram of the limit assembly;

[0023] Figure 4 It is a structural schematic diagram of the fixing mechanism;

[0024] Figure 5 for Figure 4 Enlarged structural diagram at A in the middle.

[0025] In the figure: 1. first mold; 2. injection molding tube; 3. second mold; 4. workbench; 5. demoulding mechanism; 51. moving assembly; 511. first T-slot; 512. T-block; 513. connecting seat; 514. long plate; 515. motor; 516. connecting block; 517. limiting seat; 518. bidirectional threaded rod; 52. limiting assembly; 521. fixing plate; 522. clamping block; 523. locking plate; 524. clamping slot; 525. hinged plate; 6. fixing mechanism; 61. mounting seat; 62. spring; 63. plug-in block; 64. plug-in plate; 65. rectangular slot; 66. mounting plate; 67. bolt; 68. long slot; 69. mounting block; 601. limiting plate. DETAILED DESCRIPTION

[0026] 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.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] The utility model provides the following technical solutions:

[0029] Embodiment 1, combined with Figures 1 to 3 , an injection mold for automobile injection molded parts, comprising a first mold 1, a second mold 3 and a workbench 4, the first mold 1 is arranged on the left side of the second mold 3, the tops of the first mold 1 and the second mold 3 are fixedly connected with an injection tube 2, the front and rear sides of the injection tube 2 and the second mold 3 are fixedly connected with a fixing mechanism 6, and the front and rear sides of the workbench 4 are provided with a demoulding mechanism 5;

[0030] The demoulding mechanism 5 includes a moving component 51 and a limiting component 52, and the limiting component 52 is arranged on the moving component 51;

[0031] The moving assembly 51 includes a limit seat 517, and the limit seats 517 are four in number and are grouped in pairs. The four limit seats 517 are all fixedly connected to the top of the workbench 4. The right side of the limit seat 517 is fixedly connected to a motor 515, and the left side of the motor 515 is fixedly connected to a bidirectional threaded rod 518. The surface of the bidirectional threaded rod 518 is rotatably connected to the inside of the limit seat 517. The left and right surfaces of the bidirectional threaded rod 518 are threadedly connected to connecting blocks 516. The bottoms of the front and rear connecting blocks 516 are both fixedly connected to long plates 514. The bottoms of the first mold 1 and the second mold 3 are fixedly connected to the top of the long plates 514. The front and rear sides of the bottom of the long plates 514 are fixedly connected to connecting seats 513. The connecting seats 513 are all arranged on the front and rear sides of the workbench 4. The connecting seat 513 is fixedly connected to a T-block 512 near the side of the workbench 4. A first T-slot 511 is provided on both sides of the rear portion, and a surface of the T-block 512 is slidably connected to the inside of the first T-slot 511. There are two bidirectional threaded rods 518, and the thread lines on the left and right surfaces of the two bidirectional threaded rods 518 are consistent in specification and opposite in direction. The limiting assembly 52 includes a fixed plate 521, and the fixed plate 521 is fixedly connected to the front and back sides of the bottom of the workbench 4. A hinged plate 525 is fixedly connected to the side of the connecting seat 513 close to the workbench 4. The hinged plate 525 is arranged at the bottom of the fixed plate 521, and a locking plate 523 is hinged on the top of the hinged plate 525. The inner sides of the two fixed plates 521 are densely provided with card grooves 524, and the locking plate 523 is fixedly connected to the side of the fixed plate 521 close to the fixed plate 521. The card groove 524 is arranged to be open close to the side of the fixed plate 521, and the surface of the card block 522 is card-connected to the inside of the card groove 524.

[0032] Furthermore, the motor 515 can drive the bidirectional threaded rod 518 to rotate in the limit seat 517, and the two connecting blocks 516 can move to the opposite side on the surface of the two bidirectional threaded rods 518. When the connecting block 516 moves, it can drive the long plate 514 to move, and then the first mold 1 and the second mold 3 can be brought into contact. At this time, when the locking plate 523 is turned, the locking plate 523 can rotate on one side of the hinge plate 525. At this time, the locking plate 523 can drive the clamping block 522 to be clamped in the clamping groove 524, so that the position of the first mold 1 and the second mold 3 can be limited and fixed, which is convenient for direct injection molding through the injection molding tube 2.

[0033] Example 2, see Figure 1-5On the basis of the first embodiment, the fixing mechanism 6 further comprises a mounting seat 61, the mounting seat 61 is fixedly connected to the front and rear sides of the second mold 3, the front and rear sides of the first mold 1 are fixedly connected with mounting plates 66, a rectangular groove 65 is provided inside the mounting plate 66, a plug plate 64 is fixedly connected to the left side of the mounting seat 61, a limit plate 601 is fixedly connected to the left center of the mounting plate 66, a spring 62 is fixedly connected to the top and bottom of the limit plate 601, a mounting block 69 is fixedly connected to the other side of the spring 62, a plug block 63 is fixedly connected to the other side of the mounting block 69, a long groove 68 is provided inside the plug plate 64, bolts 67 are threadedly connected to the plug plate 64 and the plug block 63, the left and right sides of the rectangular groove 65 and the side away from the first mold 1 are set as openings, the surface of the plug plate 64 is plugged into the inside of the rectangular groove 65, the top and bottom of the long groove 68 are set as openings, and the surface of the plug block 63 is plugged into the inside of the long groove 68.

[0034] Furthermore, the insert plate 64 is inserted into the rectangular groove 65. Under the rebound force of the spring 62, the spring 62 can drive the mounting block 69 to move, and the mounting block 69 drives the insert block 63 to be inserted into the long groove 68. In the later stage, it is only necessary to thread the insert block 63 and the insert plate 64 with bolts 67 to avoid overflow from the gap between the first mold 1 and the second mold 3 during injection molding in the mold.

[0035] In actual operation, when the device is used, when it is necessary to inject automobile parts into the first mold 1 and the second mold 3, the motor 515 is started, and the motor 515 can drive the bidirectional threaded rod 518 to rotate in the limit seat 517. The two connecting blocks 516 can move to the opposite side on the surface of the two bidirectional threaded rods 518. When the connecting block 516 moves, the long plate 514 can be driven to move, so that the first mold 1 and the second mold 3 can be brought into contact. At this time, when the locking plate 523 is turned, the locking plate 523 can rotate on one side of the hinge plate 525. At this time, the locking plate 523 can drive the clamping block 522 to be clamped in the clamping groove 524, so that the positions of the first mold 1 and the second mold 3 can be limited and fixed, which is convenient for direct injection molding through the injection tube 2;

[0036] When the first mold 1 and the second mold 3 are in contact, the insert plate 64 can be inserted into the rectangular groove 65. Under the rebound force of the spring 62, the spring 62 can drive the mounting block 69 to move, and the mounting block 69 drives the insert block 63 to be inserted into the long groove 68. In the later stage, it is only necessary to thread the insert block 63 and the insert plate 64 with bolts 67 to avoid overflow from the gap where the first mold 1 and the second mold 3 are in contact during injection molding in the mold.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An injection mold for an automobile injection molded part, comprising a first mold (1), a second mold (3) and a workbench (4), characterized in that: The first mold (1) is arranged on the left side of the second mold (3); the tops of the first mold (1) and the second mold (3) are fixedly connected to an injection tube (2); the front and rear sides of the injection tube (2) and the second mold (3) are fixedly connected to fixing mechanisms (6); and the front and rear sides of the workbench (4) are provided with demoulding mechanisms (5); The demoulding mechanism (5) comprises a moving component (51) and a limiting component (52), wherein the limiting component (52) is arranged on the moving component (51); The moving assembly (51) comprises a limit seat (517), wherein the limit seats (517) are four in number and are grouped in pairs. The four limit seats (517) are fixedly connected to the top of the workbench (4) on all sides. The right side of the limit seat (517) is fixedly connected to a motor (515), and the left side of the motor (515) is fixedly connected to a bidirectional threaded rod (518). The surface of the bidirectional threaded rod (518) is rotatably connected to the inside of the limit seat (517). The left and right surfaces of the bidirectional threaded rod (518) are both threadedly connected to connection blocks (516). The front and rear connection blocks (516) are connected to the front and rear connection blocks (516). 16) The bottoms are fixedly connected to a long plate (514), the bottoms of the first mold (1) and the second mold (3) are fixedly connected to the top of the long plate (514), the front and rear sides of the bottom of the long plate (514) are fixedly connected to a connecting seat (513), the connecting seat (513) is arranged on the front and rear sides of the workbench (4), the connecting seat (513) is fixedly connected to a T-block (512) on one side close to the workbench (4), the front and rear sides of the workbench (4) are provided with a first T-slot (511), and the surface of the T-block (512) and the inside of the first T-slot (511) are slidably connected.

2. The injection mold for an automobile injection molded part according to claim 1, characterized in that: The number of the bidirectional threaded rods (518) is two, and the thread lines on the left and right side surfaces of the two bidirectional threaded rods (518) are of the same specification and in opposite directions.

3. The injection mold for automobile injection molded parts according to claim 1, characterized in that: The limiting assembly (52) comprises a fixing plate (521), wherein the fixing plate (521) is fixedly connected to the front and rear sides of the bottom of the workbench (4); a hinged plate (525) is fixedly connected to the side of the connecting seat (513) close to the workbench (4); the hinged plate (525) is arranged at the bottom of the fixing plate (521); a locking plate (523) is hingedly hinged at the top of the hinged plate (525); card slots (524) are densely arranged on the inner sides of the two fixing plates (521); and a card block (522) is fixedly connected to the side of the locking plate (523) close to the fixing plate (521).

4. The injection mold for automobile injection molded parts according to claim 3, characterized in that: The clamping slot (524) is configured as an opening on one side close to the fixing plate (521), and the surface of the clamping block (522) is clamped with the interior of the clamping slot (524).

5. The injection mold for automobile injection molded parts according to claim 1, characterized in that: The fixing mechanism (6) comprises a mounting seat (61), the mounting seat (61) being fixedly connected to the front and rear sides of the second mould (3), the front and rear sides of the first mould (1) being fixedly connected to mounting plates (66), the mounting plates (66) being provided with a rectangular groove (65), the left side of the mounting seat (61) being fixedly connected to an inserting plate (64), the left centre of the mounting plate (66) being fixedly connected to a limiting plate (601), the top and bottom of the limiting plate (601) being fixedly connected to a spring (62), the other side of the spring (62) being fixedly connected to a mounting block (69), the other side of the mounting block (69) being fixedly connected to an inserting block (63), the inserting plate (64) being provided with a long groove (68), the inserting plate (64) and the inside of the stirring inserting block (63) being threadedly connected to bolts (67).

6. The injection mold for automobile injection molded parts according to claim 5, characterized in that: The left and right sides of the rectangular groove (65) and the side away from the first mold (1) are arranged to be openings, and the surface of the insert plate (64) is inserted into the interior of the rectangular groove (65).

7. The injection mold for automobile injection molded parts according to claim 5, characterized in that: The top and bottom of the long slot (68) are both configured to be openings, and the surface of the plug block (63) is plugged into the interior of the long slot (68).

Images