Injection molding and stamping integrated mold

Abstract

According to the injection molding and stamping integrated mold, an upper mold device comprises an upper mold assembly arranged at the top end of a lower mold device, and an injection molding assembly used for being matched with a front mold core to manufacture parts is arranged in the lower mold assembly; a punching head used for punching the part is arranged at the bottom end of the fixing column. The buffering device comprises a cylinder arranged in the upper die assembly, and a buffering assembly used for buffering the upper die assembly is arranged in a cavity of the cylinder. In the working process of the mold, an injection molding insert is installed in the rear mold core, the front mold frame part moves towards the rear mold, the front mold core makes contact with the injection molding insert and compresses the injection molding insert at the same time, then a first spring is compressed, the front mold frame and a punch are pushed forwards to be matched with a punching female mold of the rear mold core, the connecting position of the injection molding insert is punched off, waste falls into a waste groove, and then injection molding is conducted; and meanwhile, the buffer block moves in the buffer groove, and under the elastic effect of the third spring arranged on the buffer rod in a sleeving mode, buffering of the front mold frame can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an injection molding and stamping integrated mold. Background Art

[0002] Currently, molds are various dies and tools used in industrial production to produce desired products through methods such as injection molding, blow molding, extrusion, die casting, forging, smelting, and stamping. In short, a mold is a tool used to produce molded objects. For example, as shown in the injection mold of Chinese patent application number CN201721237554.9, at least part of the structure of the ejector plate is located between the blocking portion and the base plate, and the distance between the blocking portion and the base plate is consistent with the thickness of the portion of the ejector plate located between the blocking portion and the base plate in the direction from the ejector plate toward the lower mold plate.

[0003] However, when using the mold to make parts, since the parts can only be injection molded through the mold, it is inconvenient to disassemble and replace the injection molded parts; at the same time, when the upper template approaches the lower template, there is a lack of a device to buffer the upper template, which can easily cause the upper template to collide and be damaged when moving to the lower template. Utility Model Content

[0004] In order to solve the problem raised in the above background technology that since parts can only be injection molded by a mold, when parts need to be stamped, another mold needs to be prepared for production, so it is inconvenient to use one mold to realize both injection molding and stamping of parts, the utility model provides the following technical solutions:

[0005] An integrated injection and stamping mold comprises an upper mold device and a lower mold device for making parts, wherein a buffer device for buffering the upper mold device is provided in the upper mold device, and a stamping device for punching parts is provided in the upper mold device.

[0006] The upper mold device comprises an upper mold assembly arranged on the top of the lower mold device, and a front mold core is arranged in the upper mold assembly.

[0007] The lower mold device includes a lower mold assembly arranged at the bottom end of the upper mold assembly, and an injection molding assembly for cooperating with the front mold core to produce parts is arranged in the lower mold assembly.

[0008] The punching device includes a fixed column fixedly installed in the upper mold assembly, and the bottom end of the fixed column is provided with a punching head for punching parts.

[0009] The buffer device comprises a cylinder arranged in the upper mold assembly, and a buffer assembly for buffering the upper mold assembly is arranged in the cavity of the cylinder.

[0010] Furthermore, the upper mold assembly includes a front mold frame arranged at the top of the lower mold assembly, and a top plate for driving the front mold frame to move up and down is fixedly installed on the top of the front mold frame. A spring is provided in the top plate, and a fixing bolt for fixing the top plate and the front mold frame is provided in the top plate.

[0011] Furthermore, the lower mold assembly includes a rear mold frame arranged at the bottom end of spring 2, the bottom end of the rear mold frame is fixedly installed with a support column for supporting the rear mold frame, the bottom end of the support column is fixedly installed with a base plate for supporting the support column, the bottom end of the rear mold frame is provided with a round rod, the rod body of the round rod is provided with spring 2 for buffering the rear mold frame, and the frame body of the rear mold frame is provided with a buffer groove for the buffer assembly to move up and down.

[0012] Furthermore, the injection molding assembly includes a rear mold core arranged in the rear mold frame, a blanking die for cooperating with the punch head to blank parts is provided in the rear mold core, and a waste trough for discharging waste is provided in the rear mold core.

[0013] Furthermore, an injection molding insert for injection molding parts is provided in the rear mold core, and an injection molding insert groove for fixing the injection molding insert is opened in the rear mold core.

[0014] Furthermore, the buffer assembly includes a slider arranged in the cylinder for moving up and down, a buffer rod for passing through the bottom end of the cylinder is fixedly installed at the bottom end of the slider, a spring three for buffering the upper mold assembly is mounted on the rod body of the buffer rod, and a buffer block for moving up and down in the buffer groove is fixedly installed at the bottom end of the buffer rod.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] By setting up the upper mold device, the lower mold device, the punching device and the buffer device, the injection molded insert is installed into the rear mold core during the mold operation, the front mold frame moves toward the rear mold, the front mold core contacts the injection molded insert and presses the injection molded insert, then the spring 1 is compressed, the front mold frame and the punch are pushed forward to match the punching die of the rear mold core to break the connection of the injection molded insert, and the waste material falls into the waste material trough, and then the injection molding is carried out. After the injection molding is completed, the front mold part is lifted and the spring 1 is released. The spring 1 pushes the front mold frame out of the top plate a certain distance, the punch withdraws from the front mold core, and the front mold part is opened; the rear mold part ejects the injection molded product, and the injection molded product is located in the injection molded insert for injection molding. At the same time, the buffer block is used to move in the buffer groove. At the same time, under the elastic action of the spring 3 mounted on the buffer rod, the front mold frame can be buffered. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is an overall cross-sectional view of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the upper mold assembly of the utility model;

[0020] Figure 4 This is a schematic structural diagram of the lower mold assembly of the utility model;

[0021] Figure 5 For this utility model Figure 2 Enlarged view of point A in the middle;

[0022] Figure 6 For this utility model Figure 3 Enlarged view of point B in the middle.

[0023] In the accompanying drawings, the names of the components represented by the reference numerals are listed as follows:

[0024] 100 - upper mold device, 110 - upper mold assembly, 111 - top plate, 112 - spring 1, 113 - fixing bolt, 114 - front mold frame, 120 - front mold core;

[0025] 200 - lower mold device, 210 - lower mold assembly, 211 - rear mold frame, 212 - support column, 213 - bottom plate, 214 - spring 2, 215 - round rod, 216 - buffer groove, 220 - injection molding assembly, 221 - rear mold core, 222 - punching die, 223 - waste trough, 224 - insert, 225 - insert groove;

[0026] 300-punching device, 310-fixed column, 320-punching head;

[0027] 400-buffer device, 410-cylinder, 420-buffer assembly, 421-slider, 422-buffer rod, 423-spring three, 424-buffer block. DETAILED DESCRIPTION

[0028] The following describes in detail the preferred specific implementations of the present invention, and provides a clear and complete description in conjunction with the accompanying drawings.

[0029] See also Figures 1-6 , the utility model provides an injection molding and stamping integrated mold.

[0030] The upper mold device 100 and the lower mold device 200 are used to make parts. The upper mold device 100 is provided with a buffer device 400 for buffering the upper mold device 100. The upper mold device 100 is provided with a punching device 300 for punching parts.

[0031] The upper mold device 100 includes an upper mold assembly 110 disposed on the top of the lower mold device 200 , and a front mold core 120 is disposed in the upper mold assembly 110 .

[0032] The upper mold assembly 110 includes a front mold frame 114 arranged at the top of the lower mold assembly 210. A top plate 111 is fixedly installed on the top of the front mold frame 114 for driving the front mold frame 114 to move up and down. A fixing bolt 113 is provided in the top plate 111 for fixing the top plate 111 and the front mold frame 114. A spring 112 is provided in the top plate 111. The front mold frame 114 and the top plate 111 are connected by fixing bolts 113 and oriented by guide columns to obtain a certain directional opening and closing distance. In addition, four springs 112 are provided to ensure that the stamping shape 300 exits the lower mold device when the upper mold assembly 110 is in the open state.

[0033] The lower mold device 200 includes a lower mold assembly 210 disposed at the bottom end of the upper mold assembly 110 . An injection molding assembly 220 for cooperating with the front mold core 120 to manufacture parts is disposed in the lower mold assembly 210 .

[0034] The lower mold assembly 210 includes a rear mold frame 211 arranged at the bottom end of the spring 214, and a support column 212 for supporting the rear mold frame 211 is fixedly installed at the bottom end of the rear mold frame 211, and a base plate 213 for supporting the support column 212 is fixedly installed at the bottom end of the support column 212. A round rod 215 is provided at the bottom end of the rear mold frame 211, and the rod body of the round rod 215 is fitted with the spring 214 for buffering the rear mold frame 211. A buffer groove 216 for the buffer assembly 420 to move up and down is opened on the frame body of the rear mold frame 211, and there are two buffer grooves 216 to facilitate the use of the buffer device 400 to achieve buffering of the upper mold assembly 110.

[0035] The injection molding assembly 220 includes a rear mold core 221 disposed in the rear mold frame 211, a blanking die 222 for cooperating with the punch head 320 to blank the part, a waste trough 223 for discharging waste material is provided in the rear mold core 221, an injection molding insert 224 for injection molding the part is provided in the rear mold core 221, and an injection molding insert 224 is provided in the rear mold core 221 for fixing the injection molding insert 224. Groove 225; during the working process of the mold, the injection molded insert 224 is installed into the rear mold core 221, the front mold frame 111 partially moves toward the rear mold, the front mold core 120 contacts the injection molded insert 224 and presses the injection molded insert 224, then compresses the spring 112, the front mold frame 114 and the punch 320 to push forward to match the punching die 222 of the rear mold core 211 to punch out the connection of the injection molded insert 224, and the waste falls into the waste groove 225, and then the injection molding is carried out. After the injection molding is completed, the front mold part is lifted and the spring 111 is released at the same time. The spring 111 pushes the front mold frame 114 out of the top plate 111 a certain distance, the punch 320 withdraws from the front mold core 120, and the partial mold opening of the front mold 120 is completed; the ejection system of the rear mold part ejects the molded product, and the molded product is located in the injection molded insert 224 for injection molding, and the injection molded insert 224 can be quickly removed from the injection molded insert groove 225.

[0036] The punching device 300 includes a fixed column 310 fixedly installed in the upper mold assembly 110 , and a punching head 320 for punching parts is provided at the bottom end of the fixed column 310 .

[0037] The buffer device 400 includes a cylinder 410 disposed in the upper mold assembly 110 , and a buffer assembly 420 for buffering the upper mold assembly 110 is disposed in the cavity of the cylinder 410 .

[0038] The buffer assembly 420 includes a slider 421 arranged in the cylinder 410 for moving up and down, and a buffer rod 422 for passing through the bottom end of the cylinder 410 is fixedly installed at the bottom end of the slider 421. A spring three 423 for buffering the upper mold assembly 110 is mounted on the rod body of the buffer rod 422, and a buffer block 424 for moving up and down in the buffer groove 216 is fixedly installed at the bottom end of the buffer rod 422. When the front mold frame 114 is controlled to approach the rear mold frame 211, the buffer block 424 is used to move in the buffer groove 216. At the same time, under the elastic action of the spring three 423 mounted on the buffer rod 422, the front mold frame 114 can be buffered.

[0039] Based on the above content and the accompanying drawings, those skilled in the art can understand and implement the present invention. In addition, any non-creative modifications made to the present invention by those skilled in the art without making any creative work still fall within the scope of protection of the present invention.

Claims

1. An integrated injection molding and stamping mold, comprising an upper mold device (100) and a lower mold device (200) for manufacturing parts, characterized in that: A buffer device (400) for buffering the upper mold device (100) is provided in the upper mold device (100), and a punching device (300) for punching parts is provided in the upper mold device (100); The upper mold device (100) comprises an upper mold assembly (110) arranged at the top of the lower mold device (200), and a front mold core (120) is arranged in the upper mold assembly (110); The lower mold device (200) comprises a lower mold assembly (210) arranged at the bottom end of the upper mold assembly (110), wherein an injection molding assembly (220) for cooperating with the front mold core (120) to produce parts is arranged in the lower mold assembly (210); The punching device (300) comprises a fixed column (310) fixedly mounted in the upper die assembly (110), and a punching head (320) for punching parts is provided at the bottom end of the fixed column (310); The buffer device (400) comprises a cylinder (410) arranged in the upper mold assembly (110), and a buffer assembly (420) for buffering the upper mold assembly (110) is arranged in the cavity of the cylinder (410).

2. The integrated injection molding and stamping mold according to claim 1, characterized in that: The upper mold assembly (110) includes a front mold frame (114) arranged at the top end of the lower mold assembly (210), a top plate (111) for driving the front mold frame (114) to move up and down is fixedly installed at the top end of the front mold frame (114), a spring (112) is arranged in the top plate (111), and a fixing bolt (113) is arranged in the top plate (111) for fixing the top plate (111) and the front mold frame (114).

3. The integrated injection molding and stamping mold according to claim 2, characterized in that: The lower mold assembly (210) includes a rear mold frame (211) arranged at the bottom end of a second spring (214), a support column (212) for supporting the rear mold frame (211) is fixedly installed at the bottom end of the rear mold frame (211), a bottom plate (213) for supporting the support column (212) is fixedly installed at the bottom end of the support column (212), a round rod (215) is provided at the bottom end of the rear mold frame (211), a spring second (214) for buffering the rear mold frame (211) is mounted on the rod body of the round rod (215), and a buffer groove (216) for allowing the buffer assembly (420) to move up and down is opened on the frame body of the rear mold frame (211).

4. The integrated injection molding and stamping mold according to claim 3, characterized in that: The injection molding assembly (220) includes a rear mold core (221) arranged in a rear mold frame (211), a blanking die (222) for cooperating with a punch head (320) to blank parts, and a waste trough (223) for discharging waste materials is provided in the rear mold core (221).

5. The integrated injection molding and stamping mold according to claim 4, characterized in that: An injection molding insert (224) for injection molding parts is provided in the rear mold core (221), and an injection molding insert groove (225) for fixing the injection molding insert (224) is provided in the rear mold core (221).

6. The integrated injection molding and stamping mold according to claim 3, characterized in that: The buffer assembly (420) includes a slider (421) arranged in the cylinder (410) for moving up and down, a buffer rod (422) for penetrating the bottom end of the cylinder (410) is fixedly installed at the bottom end of the slider (421), a spring (423) for buffering the upper mold assembly (110) is mounted on the rod body of the buffer rod (422), and a buffer block (424) for moving up and down in the buffer groove (216) is fixedly installed at the bottom end of the buffer rod (422).

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