Multi-angle rotary core-pulling device of automobile injection mold

Abstract

The utility model discloses a multi-angle rotating core-pulling device of an automobile injection mold, and relates to the technical field of core-pulling devices. The multi-angle rotating core pulling device of the automobile injection mold comprises a box body, a driving mechanism used for ejecting redundant cores in the mold is fixedly installed on one side of the top of the box body, and a demolding mechanism used for conducting auxiliary demolding on the injection mold is rotatably installed in the center of the top of the box body. The linkage frame is driven to rotate through power-on operation of the constant-speed motor, the rotating linkage frame can drive the electric rod to synchronously move to the designated position, and then the electric push rod is driven to adjust the angle to the designated position through power-on operation of the synchronous motor. And an electric push rod is electrified to operate, so that an ejector rod can be driven to move to the interior of an injection molding automobile part to eject an automobile part core, the function of pulling away the automobile part core from multiple angles is achieved, and the intelligent effect of the using device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of core pulling devices, in particular to a multi-angle rotating core pulling device for an automobile injection mold. Background Art

[0002] When injection molding automotive parts, there are many slender holes with different spatial angles on the parts. Conventional mold design is not convenient for extracting the excess cores inside the holes. If the cores are not extracted, the subsequent demolding of the injection molded automotive parts cannot be guaranteed. Therefore, a core pulling device is required when processing automotive injection molded parts.

[0003] A core pulling device is required when processing automobile injection molded parts. Among them, the "multi-angle core pulling and demolding device" disclosed in the publication number "CN219926807U" has solved the various technical disadvantages of non-uniform core pulling and demolding speeds at multiple angles, which makes it easy to pull the product during the process of core pulling and supporting the module.

[0004] However, there are still many defects in the actual use of core-pulling devices with similar structures, such as: the device in the prior art is not convenient for extracting the core of the injection molded part at multiple angles, limits the angle for extracting the core of the automobile part, reduces the intelligent effect of using the device, and requires the operator to use external equipment to extract the narrow part core, which increases the workload of the operator. Therefore, a multi-angle rotating core-pulling device for an automobile injection mold is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a multi-angle rotating core pulling device for an automobile injection mold to solve the above problems.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: a multi-angle rotating core pulling device for an automobile injection mold comprises a box body, a driving mechanism for ejecting excess cores inside the mold is fixedly installed on one side of the top of the box body, and a demoulding mechanism for assisting demoulding of the injection mold is rotatably installed at the center of the top of the box body;

[0007] The driving mechanism comprises a uniform speed motor, a linkage frame is fixedly mounted on the output end of the uniform speed motor, an electric rod is fixedly mounted on one side of the linkage frame, a mounting seat is fixedly mounted on the output end of the electric rod, a synchronous motor is fixedly mounted on one side of the mounting seat, an electric push rod is fixedly mounted on the output end of the synchronous motor, and a push rod for extracting excess cores inside the mold is fixedly mounted on the output end of the electric push rod;

[0008] The demoulding mechanism comprises a bottom plate, a lower mold base is fixedly installed on the top of the bottom plate, and a resistance block is movably installed inside the bottom plate.

[0009] Preferably, a hinge is fixedly installed on one side of the front of the box body, and a box door is fixedly installed on one side of the hinge.

[0010] Preferably, a support rod extending out of the bottom plate is fixedly mounted on one end of the resistance block, a return spring is sleeved on the outer side of the support rod, a moving rod is movably mounted inside the lower die base, and a stripping plate is fixedly mounted on the top of the moving rod.

[0011] Preferably, an electric cylinder is fixedly mounted on the top of the box body away from the driving mechanism, an upper die seat is fixedly mounted on the output end of the electric cylinder, and a solenoid valve tube is fixedly mounted on the top of the upper die seat.

[0012] Preferably, a servo motor is fixedly mounted on the top of the box body, a linkage rod is fixedly mounted on the output end of the servo motor, and the top end of the linkage rod is fixedly connected to one side of the bottom plate.

[0013] Preferably, a controller is fixedly mounted on the other side of the front of the box, and a display screen is fixedly mounted on one side of the front of the controller.

[0014] Beneficial Effects

[0015] The utility model provides a multi-angle rotating core pulling device for automobile injection molds. Compared with the prior art, it has the following beneficial effects:

[0016] 1. The linkage frame is driven to rotate by energizing the uniform speed motor, and the rotating linkage frame can drive the electric rod to move to the specified position synchronously, and then the synchronous motor is energized to drive the electric push rod to adjust the angle to the specified position, and the electric push rod is energized to move the ejector rod to the inside of the injection molded automobile part to eject the automobile part core, realizing the function of extracting the automobile part core from multiple angles, avoiding the problem that the operator needs to rely on external equipment to extract the narrow part core, reducing the workload of the operator, and increasing the intelligent effect of the device.

[0017] 2. The operator presses the support rod to drive the reset spring to perform elastic compression, and the support rod that moves in position can drive the resistance block to move in horizontal position, and the resistance block that moves in horizontal position can resist the moving rod, so that the moving rod moves up along one side of the resistance block, and the moving rod that moves up can drive the demolding plate to move in synchronous position, thereby assisting the demolding of the automobile parts after the injection molding operation inside the lower mold base, realizing the function of assisting the demolding of the casting parts, avoiding the problem that the high-temperature injection molded parts are easily adhered to the inside of the device, and increasing the intelligent effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall partial structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the local structure of the driving mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the local structure of the servo motor of the utility model;

[0021] Figure 4 It is a schematic diagram of the partial structure of the demoulding mechanism of the utility model;

[0022] Figure 5 It is a schematic diagram of the local structure of the electric push rod of the utility model.

[0023] In the figure: 1. box body; 101. box door; 2. driving mechanism; 201. uniform speed motor; 202. linkage frame; 203. electric rod; 204. mounting seat; 205. synchronous motor; 206. electric push rod; 207. ejector rod; 3. demoulding mechanism; 301. bottom plate; 302. lower mold base; 303. resistance block; 304. support rod; 305. reset spring; 306. moving rod; 307. demoulding plate; 4. electric cylinder; 401. upper mold base; 402. solenoid valve tube; 5. servo motor; 501. linkage rod; 6. controller. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 5 , the utility model provides two technical solutions:

[0026] The first embodiment: a multi-angle rotating core pulling device for an automobile injection mold comprises a box body 1, a driving mechanism 2 for ejecting excess cores inside the mold is fixedly installed on one side of the top of the box body 1, and a demoulding mechanism 3 for assisting demoulding of the injection mold is rotatably installed at the center of the top of the box body 1;

[0027] The driving mechanism 2 includes a uniform speed motor 201, a linkage frame 202 is fixedly installed at the output end of the uniform speed motor 201, an electric rod 203 is fixedly installed on one side of the linkage frame 202, a mounting seat 204 is fixedly installed on the output end of the electric rod 203, a synchronous motor 205 is fixedly installed on one side of the mounting seat 204, an electric push rod 206 is fixedly installed at the output end of the synchronous motor 205, and a push rod 207 for extracting excess cores inside the mold is fixedly installed at the output end of the electric push rod 206;

[0028] The demoulding mechanism 3 includes a bottom plate 301, a lower mold base 302 is fixedly installed on the top of the bottom plate 301, a resistance block 303 is movably installed inside the bottom plate 301, a hinge is fixedly installed on one side of the front of the box body 1, and a box door 101 is fixedly installed on one side of the hinge;

[0029] An electric cylinder 4 is fixedly installed on the top of the box body 1 away from the driving mechanism 2, an upper mold base 401 is fixedly installed on the output end of the electric cylinder 4, and a solenoid valve tube 402 is fixedly installed on the top of the upper mold base 401, a servo motor 5 is fixedly installed on the top of the box body 1, a linkage rod 501 is fixedly installed on the output end of the servo motor 5, and the top end of the linkage rod 501 is fixedly connected to one side of the bottom plate 301.

[0030] After the electric cylinder 4 is powered on to drive the upper mold base 401 to move vertically to the side of the lower mold base 302, the electromagnetic valve tube 402 is powered on to transport the raw material to be injected through the electromagnetic valve tube 402 to the lower mold base 302 for injection molding, thereby realizing the function of injection molding of automobile parts;

[0031] The servo motor 5 is powered on to drive the linkage rod 501 to rotate, and the rotating linkage rod 501 can drive the demoulding mechanism 3 to move to a specified position in an arc shape, which provides convenience for the subsequent core pulling operation of the injection molded automobile parts. By opening the box door 101, it is convenient to perform maintenance operations on the electrical equipment inside the box body 1, which provides convenience for subsequent maintenance personnel;

[0032] The linkage frame 202 is driven to rotate by energizing the uniform speed motor 201, and the rotating linkage frame 202 can drive the electric rod 203 to move to a specified position synchronously, and then the synchronous motor 205 is energized to drive the electric push rod 206 to adjust the angle to a specified position, and the electric push rod 206 is energized to drive the ejector rod 207 to move to the inside of the injection molded automobile part to eject the automobile part core, thereby realizing the function of extracting the automobile part core at multiple angles.

[0033] The second embodiment is mainly different from the first embodiment in that: a controller 6 is fixedly installed on the other side of the front of the box body 1, and a display screen is fixedly installed on one side of the front of the controller 6; a support rod 304 extending from the inside of the bottom plate 301 is fixedly installed at one end of the resistance block 303, a return spring 305 is sleeved on the outer side of the support rod 304, a moving rod 306 is movably installed inside the lower mold base 302, and a stripping plate 307 is fixedly installed on the top of the moving rod 306.

[0034] The controller 6 is electrically connected to the internal electrical equipment of the device through a wire, so that the operator can intelligently control the internal electrical equipment of the device through the controller 6 to power on and run. The operator can understand the running status of the internal electrical equipment of the device through the display screen, so as to control the power on and running status of the internal electrical equipment of the device according to the use requirements, thereby increasing the intelligent effect of the device.

[0035] When the operator presses the support rod 304, the reset spring 305 can be elastically compressed. The support rod 304 that moves in position can drive the resistance block 303 to move in horizontal position. The resistance block 303 that moves in horizontal position can resist the moving rod 306, so that the moving rod 306 moves up along one side of the resistance block 303. The moving rod 306 that moves up can drive the stripping plate 307 to move in a synchronous position, thereby assisting the demolding of the automobile parts after the injection molding operation in the lower mold base 302 is completed, thereby realizing the function of assisting the demolding of the casting parts.

[0036] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used.

[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.

[0038] 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. A multi-angle rotating core pulling device for an automobile injection mold, comprising a box (1), characterized in that: A driving mechanism (2) for ejecting redundant cores from the mold is fixedly mounted on one side of the top of the box (1), and a demoulding mechanism (3) for assisting demoulding of the injection mold is rotatably mounted at the center of the top of the box (1); The driving mechanism (2) comprises a uniform speed motor (201), a linkage frame (202) is fixedly mounted on the output end of the uniform speed motor (201), an electric rod (203) is fixedly mounted on one side of the linkage frame (202), a mounting seat (204) is fixedly mounted on the output end of the electric rod (203), a synchronous motor (205) is fixedly mounted on one side of the mounting seat (204), an electric push rod (206) is fixedly mounted on the output end of the synchronous motor (205), and a push rod (207) for extracting excess cores inside the mold is fixedly mounted on the output end of the electric push rod (206); The demoulding mechanism (3) comprises a bottom plate (301), a lower mold base (302) is fixedly mounted on the top of the bottom plate (301), and a resisting block (303) is movably mounted inside the bottom plate (301).

2. The multi-angle rotating core pulling device for automobile injection mold according to claim 1, characterized in that: A hinge is fixedly mounted on one side of the front of the box body (1), and a box door (101) is fixedly mounted on one side of the hinge.

3. The multi-angle rotating core pulling device for automobile injection mold according to claim 1, characterized in that: A support rod (304) extending from the interior of the bottom plate (301) is fixedly mounted on one end of the resistance block (303), a return spring (305) is sleeved and mounted on the outer side of the support rod (304), a moving rod (306) is movably mounted inside the lower die base (302), and a stripping plate (307) is fixedly mounted on the top of the moving rod (306).

4. The multi-angle rotating core pulling device for automobile injection mold according to claim 1, characterized in that: An electric cylinder (4) is fixedly mounted on the top of the box body (1) at a side away from the driving mechanism (2), an upper die seat (401) is fixedly mounted on the output end of the electric cylinder (4), and an electromagnetic valve tube (402) is fixedly mounted on the top of the upper die seat (401).

5. The multi-angle rotating core pulling device for automobile injection mold according to claim 1, characterized in that: A servo motor (5) is fixedly mounted on the top of the box body (1), a linkage rod (501) is fixedly mounted on the output end of the servo motor (5), and the top end of the linkage rod (501) is fixedly connected to one side of the bottom plate (301).

6. The multi-angle rotating core pulling device for automobile injection mold according to claim 2, characterized in that: A controller (6) is fixedly mounted on the other side of the front face of the box (1), and a display screen is fixedly mounted on one side of the front face of the controller (6).

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