Accurate mounting mechanism of injection mold frame convenient for product molding

Abstract

The utility model provides an accurate mounting mechanism of an injection mold frame convenient for product molding, which is characterized in that square guide pillars are arranged below the periphery of a fixed mold plate, a round guide pillar is arranged above the periphery of a movable mold plate, the square guide pillars and the round guide pillar improve the mold opening and closing accuracy, and positioning wear-resistant blocks are detachably arranged on the periphery of a movable mold close to a mold core. A wear-resistant groove is formed in the lower portion of the fixed mold plate, the positioning wear-resistant block is correspondingly connected with the wear-resistant groove of the fixed mold plate, the positioning and wear-resistant effects are conveniently achieved when the movable mold is closed, the positioning wear-resistant block can be adjusted according to the needed specification, the use flexibility is improved, and meanwhile an auxiliary mounting block is arranged on the side edge between each first mounting base and the corresponding first mounting block. The auxiliary mounting block is used for conveniently limiting the position of the first mounting base to prevent displacement, and the first forming driving device is convenient to disassemble.

Description

Technical Field

[0001] This utility model relates to the field of injection mold technology, and more specifically, to a precise installation mechanism for an injection mold frame that facilitates product molding. Background Technology

[0002] The mold industry is a fundamental industry of industrialization and has always received attention and importance from various enterprises. Molds themselves are a process in industrial production, with plastic molds referring to molds used to manufacture plastic parts. With the development of industries related to industrial production, such as machinery, electronics, aerospace, and instrumentation, as well as the consumer goods industry, injection molding has become an important method for manufacturing various plastic parts.

[0003] The closest existing technology is disclosed in patent announcement number CN213972269U, which discloses a precision injection mold, comprising a mold body, a fixed mold, and a moving mold. The fixed mold and the moving mold are connected to each other by guide pillars and guide sleeves, and the contact surface between the fixed mold and the moving mold is a parting surface. The top of the fixed mold is provided with a top plate; the bottom of the top plate is provided with a fixed template; the bottom of the middle of the fixed template is provided with a fixed mold core, and the fixed mold core is connected to the fixed template by bolts; the top of the middle of the fixed mold is provided with a sprue sleeve; the top of the moving mold is provided with a moving template, and the middle of the top of the moving template is provided with a moving mold core.

[0004] Existing molds are still unable to open and close with high precision during molding, and frequent opening and closing poses a risk of damage to the mold core.

[0005] In view of this, the present invention proposes a precision installation mechanism for an injection mold frame that is wear-resistant, allows for precise mold opening and closing, and facilitates product molding. Utility Model Content

[0006] The purpose of this invention is to provide a precise installation mechanism for an injection mold frame that is wear-resistant, allows for accurate mold opening and closing, and facilitates product molding.

[0007] A precise installation mechanism for an injection mold base that facilitates product molding includes a mold body 1. The mold body 1 comprises, from top to bottom, a fixed mold plate 2, a movable mold plate 3, and a base plate. The fixed mold plate 2 has an injection port 21 at its center, and cooling water channels 22 on its sides. A square guide post 4 is provided below all four sides of the fixed mold plate 2. One end of the square guide post 4 is locked to the fixed mold plate 2, and the other end is correspondingly connected to the movable mold plate 3. The square guide post 4 supports the fixed mold plate 2 and positions the movable mold plate 3. A circular guide post 5 is provided above all four sides of the movable mold plate 3. One end of the circular guide post 5 is connected to the movable mold plate 3, and the other end of the circular guide post 5... The moving mold plate 3 is connected to the fixed mold plate 2 at one end. The circular guide post 5 serves to support and guide the movement of the moving mold plate 3. The moving mold plate 3 has a mold core 6 in the middle. The front end of the outer side of the moving mold plate 3 is detachably equipped with a first forming drive device 7. The rear end of the outer side of the moving mold plate 3 is equipped with a second forming drive device 8. The left and right ends of the outer side of the moving mold plate 3 are equipped with third forming drive devices 9. The moving mold is equipped with detachable positioning wear-resistant blocks 61 around the perimeter near the mold core 6. The positioning wear-resistant blocks 61 can be replaced according to specifications. The fixed mold plate 2 has a wear-resistant groove at the bottom. The positioning wear-resistant blocks 61 are connected to the wear-resistant groove of the fixed mold plate 2 to facilitate positioning and wear prevention when the moving mold is closed.

[0008] Furthermore, the first molding drive device 7 includes a first mounting block 71, a first mounting seat 72, an auxiliary mounting block 73, and a first drive cylinder. The front end of the outer side of the moving template 3 is provided with a first mounting block 71, and the first mounting seat 72 is provided on the side of the first mounting block 71 at intervals. An auxiliary mounting block 73 is provided on the side between each first mounting seat 72 and the first mounting block 71. The auxiliary mounting block 73 is used to restrict the position of the first mounting seat 72 to prevent it from shifting. A first drive cylinder is provided in each first mounting seat 72. The first drive cylinder is used to move towards the mold core 6 to form the product.

[0009] Furthermore, the first molding drive device 7 is provided with support blocks 74 at intervals on both the upper and lower sides. The support blocks 74 are used to provide support for the mold body 1 to be placed on the ground.

[0010] In some embodiments, the moving mold is further provided with a water-cooling component 12 near the mold core 6. The water-cooling component 12 is used to cool the mold core 6 to facilitate rapid product molding.

[0011] In some embodiments, the water-cooled cooling assembly 12 includes a second water outlet 121 and a first water inlet 122. The second water outlet 121 and the first water inlet 122 are respectively connected to an external cooling water supply and return device through pipes. A sealing ring 123 is also provided on the outside of the second water outlet 121 and the first water inlet 122. The sealing ring 123 is correspondingly connected to the upper fixed mold and plays the role of positioning and buffering when the mold is closed.

[0012] In some embodiments, a demolding ejector assembly is provided below the mold core 6, which is used to demold the molded product formed by the mold core 6.

[0013] In some embodiments, a corrugated venting assembly is provided between the fixed template 2 and the moving template 3. The corrugated venting assembly is used to discharge the gas containing water droplets generated inside the mold core 6 to prevent bubbles from forming in the product.

[0014] Furthermore, the corrugated exhaust assembly includes a first serrated exhaust groove 131 and a second serrated exhaust groove 132. The first serrated exhaust groove 131 is provided below the fixed template 2, and the second serrated exhaust groove 132 is provided around the top of the fixed template 2. The first serrated exhaust groove 131 and the second serrated exhaust groove 132 engage to form an exhaust channel. One end of the exhaust channel is connected to the exhaust output end of the mold core 6, and the other end of the exhaust channel is connected to an external air extraction device through a pipe.

[0015] Furthermore, the second serrated exhaust groove 132 includes serrated groups 134, with adjacent serrated groups 134 arranged in parallel. Each serrated group 134 includes high serrations 1341, medium serrations 1342, and low serrations 1343, arranged sequentially. The height of the high serrations 1341, medium serrations 1342, and low serrations 1343 decreases sequentially. Each high serration 1341, medium serration 1342, and low serration 1343 has an exhaust port 133 at its crest. The gas inside the mold core 6 is output to the exhaust channel through the exhaust port 133 at the crest of each high serration 1341, medium serration 1342, and low serration 1343 according to its height.

[0016] Furthermore, the gap between the peaks of each high serration 1341 and the middle serration 1342 is larger than the gap between the peaks of each middle serration 1342 and the low serration 1343, which facilitates exhaust.

[0017] The beneficial effects of this utility model are as follows: This utility model proposes a precise installation mechanism for an injection mold frame that facilitates product molding. A square guide post 4 is provided on the lower part of all four sides of the fixed mold plate 2, and a round guide post 5 is provided on the upper part of all four sides of the moving mold plate 3. The square guide post 4 and the round guide post 5 improve the accuracy of mold opening and closing. The moving mold is provided with detachable positioning wear-resistant blocks 61 on all four sides near the mold core 6. A wear-resistant groove is provided on the lower part of the fixed mold plate 2. The positioning wear-resistant blocks 61 are connected to the wear-resistant groove of the fixed mold plate 2, which facilitates positioning and wear prevention when the moving mold is closed. The positioning wear-resistant blocks 61 can be adjusted according to the required specifications to improve the flexibility of use. At the same time, an auxiliary mounting block 73 is provided on the side between each first mounting seat 72 and the first mounting block 71. The auxiliary mounting block 73 is used to limit the position of the first mounting seat 72 to prevent it from shifting. The first molding drive device 7 is easy to disassemble. Attached Figure Description

[0018] Figure 1 This is a structural schematic diagram of a precision installation mechanism for an injection mold frame that facilitates product molding, as described in this application.

[0019] Figure 2 This is a partially enlarged structural diagram of the first molding drive device of a precision installation mechanism for an injection mold frame that facilitates product molding, as described in this application.

[0020] Figure 3 This is a structural schematic diagram of a precision installation mechanism for an injection mold frame that facilitates product molding, as described in this application.

[0021] Figure 4 This is a structural schematic diagram of a precision installation mechanism for an injection mold frame that facilitates product molding, as described in this application.

[0022] Figure 5 This is a structural schematic diagram of a precision installation mechanism for an injection mold frame that facilitates product molding, as described in this application.

[0023] Figure 6 This is a cross-sectional view of a corrugated venting assembly for a precision installation mechanism of an injection mold frame that facilitates product molding, as described in this application.

[0024] Explanation of main component symbols

[0025] Mold body 1, fixed template 2, injection port 21, cooling water channel port 22, moving template 3, square guide pillar 4, round guide pillar 5, mold core 6, positioning wear-resistant block 61, first molding drive device 7, first mounting block 71, first mounting seat 72, auxiliary mounting block 73, first drive cylinder 74, support block 75, second molding drive device 8, third molding drive device 9, first serrated vent 131, second serrated vent 132, vent 133, serrated group 134, high serration 1341, medium serration 1342, low serration 1343.

[0026] The following detailed description, in conjunction with the accompanying drawings, will further illustrate this utility model. Detailed Implementation

[0027] The following embodiments are described to aid in understanding this application. These embodiments are not, and should not be, construed in any way as limiting the scope of protection of this application.

[0028] In the following description, those skilled in the art will recognize that throughout this discussion, components may be described as individual functional units (which may include subunits), but those skilled in the art will recognize that various components or portions thereof may be divided into individual components or may be integrated together (including integrated within a single system or component).

[0029] Furthermore, the connection between components or systems is not intended to be limited to a direct connection; on the contrary, data between these components may be modified, reformatted, or otherwise altered by intermediate components. Additionally, other or fewer connections may be used. It should also be noted that the terms "connection," "link," or "input" should be understood to include direct connections, indirect connections via one or more intermediate devices, and wireless connections. Example 1:

[0030] like Figure 1 The diagram shown is a structural schematic of a precision installation mechanism for an injection mold base that facilitates product molding, according to this application. Figure 2 The diagram shown is a partially enlarged schematic of the first molding drive device of a precision installation mechanism for an injection mold base that facilitates product molding, according to this application; Figure 3 The diagram shown is a structural schematic of a precision installation mechanism for an injection mold base that facilitates product molding, according to this application. Figure 4 The diagram shown is a structural schematic of a precision installation mechanism for an injection mold base that facilitates product molding, according to this application. Figure 5 The diagram shown is a structural schematic of a precision installation mechanism for an injection mold base that facilitates product molding, according to this application. Figure 6 The image shown is a cross-sectional view of a corrugated venting assembly of a precision installation mechanism for an injection mold frame that facilitates product molding, according to this application.

[0031] A precise installation mechanism for an injection mold base that facilitates product molding includes a mold body 1. The mold body 1 comprises, from top to bottom, a fixed mold plate 2, a movable mold plate 3, and a base plate. The fixed mold plate 2 has an injection port 21 at its center, and cooling water channels 22 on its sides. A square guide post 4 is provided below all four sides of the fixed mold plate 2. One end of the square guide post 4 is locked to the fixed mold plate 2, and the other end is correspondingly connected to the movable mold plate 3. The square guide post 4 supports the fixed mold plate 2 and positions the movable mold plate 3. A circular guide post 5 is provided above all four sides of the movable mold plate 3. One end of the circular guide post 5 is connected to the movable mold plate 3, and the other end of the circular guide post 5... The moving mold plate 3 is connected to the fixed mold plate 2 at one end. The circular guide post 5 serves to support and guide the movement of the moving mold plate 3. The moving mold plate 3 has a mold core 6 in the middle. The front end of the outer side of the moving mold plate 3 is detachably equipped with a first forming drive device 7. The rear end of the outer side of the moving mold plate 3 is equipped with a second forming drive device 8. The left and right ends of the outer side of the moving mold plate 3 are equipped with third forming drive devices 9. The moving mold is equipped with detachable positioning wear-resistant blocks 61 around the perimeter near the mold core 6. The positioning wear-resistant blocks 61 can be replaced according to specifications. The fixed mold plate 2 has a wear-resistant groove at the bottom. The positioning wear-resistant blocks 61 are connected to the wear-resistant groove of the fixed mold plate 2 to facilitate positioning and wear prevention when the moving mold is closed.

[0032] The first molding drive device 7 includes a first mounting block 71, a first mounting seat 72, an auxiliary mounting block 73, and a first drive cylinder. The front end of the outer side of the moving template 3 is provided with a first mounting block 71. The first mounting seat 72 is provided on the side of the first mounting block 71 at intervals. An auxiliary mounting block 73 is provided on the side between each first mounting seat 72 and the first mounting block 71. The auxiliary mounting block 73 is used to limit the position of the first mounting seat 72 to prevent it from shifting. A first drive cylinder is provided in each first mounting seat 72. The first drive cylinder is used to move towards the mold core 6 to form the product.

[0033] The first molding drive device 7 is provided with support blocks 74 at intervals on both the top and bottom. The support blocks 74 are used to provide support for the mold body 1 to be placed on the ground.

[0034] The moving mold is also provided with a water-cooling component 12 near the mold core 6. The water-cooling component 12 is used to cool the mold core 6, which facilitates rapid product molding.

[0035] The water-cooled cooling assembly 12 includes a second water outlet 121 and a first water inlet 122. The second water outlet 121 and the first water inlet 122 are respectively connected to an external cooling water supply and return device through pipes. A sealing ring 123 is also provided on the outside of the second water outlet 121 and the first water inlet 122. The sealing ring 123 is connected to the upper fixed mold and plays the role of positioning and buffering when the mold is closed.

[0036] The mold core 6 is provided with a demolding ejector pin assembly below it, which is used to demold the molded product formed by the mold core 6.

[0037] A corrugated venting assembly is also provided between the fixed template 2 and the moving template 3. The corrugated venting assembly is used to discharge the gas containing water droplets generated inside the mold core 6 to prevent bubbles from forming in the product.

[0038] The corrugated exhaust assembly includes a first serrated exhaust groove 131 and a second serrated exhaust groove 132. The first serrated exhaust groove 131 is provided below the fixed template 2, and the second serrated exhaust groove 132 is provided around the top of the fixed template 2. The first serrated exhaust groove 131 and the second serrated exhaust groove 132 engage to form an exhaust channel. One end of the exhaust channel is connected to the exhaust output end of the mold core 6, and the other end of the exhaust channel is connected to an external air extraction device through a pipe.

[0039] The second serrated exhaust groove 132 includes serrated groups 134, with adjacent serrated groups 134 arranged in parallel. Each serrated group 134 includes high serrations 1341, medium serrations 1342, and low serrations 1343, arranged sequentially. The height of the high serrations 1341, medium serrations 1342, and low serrations 1343 decreases sequentially. Each high serration 1341, medium serration 1342, and low serration 1343 has an exhaust port 133 at its crest. The gas inside the mold core 6 is output to the exhaust channel through the exhaust port 133 at the crest of each high serration 1341, medium serration 1342, and low serration 1343 according to its height.

[0040] The gap between the peaks of each high serration 1341 and the middle serration 1342 is larger than the gap between the peaks of each middle serration 1342 and the low serration 1343, which facilitates exhaust.

[0041] The beneficial effects of this utility model are as follows: This utility model proposes a precise installation mechanism for an injection mold frame that facilitates product molding. A square guide post 4 is provided on the lower part of all four sides of the fixed mold plate 2, and a round guide post 5 is provided on the upper part of all four sides of the moving mold plate 3. The square guide post 4 and the round guide post 5 improve the accuracy of mold opening and closing. The moving mold is provided with detachable positioning wear-resistant blocks 61 on all four sides near the mold core 6. A wear-resistant groove is provided on the lower part of the fixed mold plate 2. The positioning wear-resistant blocks 61 are connected to the wear-resistant groove of the fixed mold plate 2, which facilitates positioning and wear prevention when the moving mold is closed. The positioning wear-resistant blocks 61 can be adjusted according to the required specifications to improve the flexibility of use. At the same time, an auxiliary mounting block 73 is provided on the side between each first mounting seat 72 and the first mounting block 71. The auxiliary mounting block 73 is used to limit the position of the first mounting seat 72 to prevent it from shifting. The first molding drive device 7 is easy to disassemble.

[0042] Although this application discloses several aspects and embodiments, other aspects and embodiments will be obvious to those skilled in the art. Various modifications and improvements can be made without departing from the concept of this application, and these all fall within the scope of protection of this application. The various aspects and embodiments disclosed in this application are for illustrative purposes only and are not intended to limit this application. The actual scope of protection of this application is determined by the claims.

Claims

1. A precision installation mechanism of an injection mold frame facilitating product molding, comprising a mold body (1), the mold body (1) sequentially comprising a fixed mold plate (2), a movable mold plate (3) and a bottom plate from top to bottom, characterized in that: The middle part of the fixed mold plate (2) is provided with an injection port (21), and the side of the injection port (21) is provided with a cooling water channel (22). The lower part of the periphery of the fixed mold plate (2) is provided with a square guide column (4), one end of the square guide column (4) is connected with the fixed mold plate (2), and the other end of the square guide column (4) is correspondingly connected with the movable mold plate (3). The square guide column (4) plays a role in supporting and positioning the movable mold plate (3). The upper part of the periphery of the movable mold plate (3) is provided with a round guide column (5), one end of the round guide column (5) is connected with the movable mold plate (3), and the other end of the round guide column (5) is correspondingly connected with the fixed mold plate (2). The round guide column (5) plays a role in supporting and guiding the movable mold plate (3) when moving. The middle part of the movable mold plate (3) is provided with a mold core (6). The front end of the outer side of the movable mold plate (3) is detachably provided with a first forming driving device (7). The rear end of the outer side of the movable mold plate (3) is provided with a second forming driving device (8). The left and right ends of the outer side of the movable mold plate (3) are both provided with a third forming driving device (9). The periphery of the movable mold plate close to the mold core (6) is detachably provided with a positioning wear-resistant block (61). The lower part of the fixed mold plate (2) is provided with a wear-resistant groove. The positioning wear-resistant block (61) is correspondingly connected with the wear-resistant groove of the fixed mold plate (2), which facilitates positioning and anti-wear during the closing of the movable mold.

2. The precision mounting mechanism for injection mold frame for easy product molding of claim 1, wherein: The first forming driving device (7) comprises a first mounting block (71), a first mounting seat (72), an auxiliary mounting block (73), and a first driving oil cylinder. The front end of the outer side of the movable mold plate (3) is provided with a first mounting block (71). The side of the first mounting block (71) is provided with a first mounting seat (72) at intervals. An auxiliary mounting block (73) is arranged between each first mounting seat (72) and the first mounting block (71) on the side. The auxiliary mounting block (73) is used to limit the position of the first mounting seat (72) to prevent displacement. A first driving oil cylinder is arranged in each first mounting seat (72). The first driving oil cylinder is used to move in the direction of the mold core (6) to make the product form.

3. The precision mounting mechanism for injection mold frame for product molding facilitation of claim 2, wherein: The first forming driving device (7) is provided with a support block (74) at intervals above and below. The support block (74) is used to provide support for the mold body (1) placed on the ground.

4. The precision mounting mechanism for injection mold frame for easy product molding of claim 1, wherein: A demolding ejector pin assembly is arranged below the mold core (6). The demolding ejector pin assembly is used to demold the molded product of the mold core (6).

5. The precision mounting mechanism for injection mold frame for easy product molding of claim 1, wherein: A corrugated exhaust assembly is further arranged between the fixed mold plate (2) and the movable mold plate (3). The corrugated exhaust assembly is used to discharge the water bead gas generated in the mold core (6) to prevent the product from generating bubbles.

6. The precision mounting mechanism for injection mold frame for product molding facilitation of claim 5, wherein: The corrugated exhaust assembly comprises a first sawtooth-shaped exhaust groove (131) and a second sawtooth-shaped exhaust groove (132). The lower part of the fixed mold plate (2) is provided with the first sawtooth-shaped exhaust groove (131). The periphery of the upper part of the fixed mold plate (2) is provided with the second sawtooth-shaped exhaust groove (132). The first sawtooth-shaped exhaust groove (131) and the second sawtooth-shaped exhaust groove (132) are clamped and correspondingly form an exhaust passage. One end of the exhaust passage is connected with an exhaust output end of the mold core (6). The other end of the exhaust passage is connected with an external air extraction device through a pipeline.

7. The precision mounting mechanism for injection mold frame for product molding facilitation of claim 6, wherein: The second sawtooth-shaped exhaust groove (132) comprises sawtooth groups (134), adjacent sawtooth groups (134) are arranged in parallel, each sawtooth group (134) comprises high sawteeth (1341), middle sawteeth (1342) and low sawteeth (1343), the high sawteeth (1341), the middle sawteeth (1342) and the low sawteeth (1343) are arranged in sequence, the heights of the high sawteeth (1341), the middle sawteeth (1342) and the low sawteeth (1343) are sequentially reduced, and each high sawtooth (1341), middle sawtooth (1342) and low sawtooth (1343) is provided with an air outlet (133) at a wave crest, and the gas in the mold core (6) is output to the exhaust passage according to the height through the air outlet (133) at the wave crest of each high sawtooth (1341), middle sawtooth (1342) and low sawtooth (1343).

8. The precision mounting mechanism for injection mold frame for product molding facilitation of claim 7, wherein: The gap between each high sawtooth (1341) and the wave crest of the middle sawtooth (1342) is greater than the gap between each middle sawtooth (1342) and the wave crest of the low sawtooth (1343), facilitating exhaust.

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