Plastic mold demoulding device

Abstract

The utility model discloses a plastic mold demoulding device, and relates to the technical field of mold demoulding. The utility model includes a demoulding mechanism and a top plate, wherein a separation mechanism is arranged inside the demoulding mechanism, a sliding groove is arranged on the inner wall of the top plate, a sliding block is slidably connected to the inner wall of the sliding groove, a buckle is fixedly connected to the top of the sliding block, and a connecting rod is rotatably connected to the sliding block. The utility model sets a demoulding module, and the connecting rod moves to the left side to drive the connecting plate to move to the left side, and at the same time drives the tilting block to move to the left side, and stretches the spring, and when the tilting block moves to the left side, the lifting block is lifted upward, and the lifting block moves upward to drive the support rod to move upward, and the demoulding module is driven upward by the support rod to move upward, and the molded object inside the lower mold is lifted, which can reduce the situation that the molded object sticks to the lower mold due to untimely demoulding, and improve the demoulding speed.

Description

Technical Field

[0001] The utility model belongs to the technical field of mold demoulding, in particular to a plastic mold demoulding device. Background Art

[0002] Plastic molds are tools used in the plastic processing industry to match plastic molding machines and give plastic products complete configurations and precise dimensions. Due to the wide variety of plastics and processing methods, and the varying structures of plastic molding machines and plastic products, there are also a variety of types and structures of plastic molds.

[0003] According to the patent application number CN215150974U, a plastic mold demoulding device is provided. The servo motor drives the first rack plate and the second rack plate to move toward or away from each other through the driving gear, so as to adjust the distance between the first lifting plate and the second lifting plate according to the size of the mold body, so that the mold bodies of different sizes can be lifted. It has the characteristics of strong practicality, but there are still the following problems, such as:

[0004] In the process of demolding the mold, the outer surface of the molded object and the inner wall of the mold are stuck to each other because the molded object is in contact with the mold for too long. When demolding is required, it takes a long time and the object cannot be removed. Therefore, we provide a plastic mold demolding device. Utility Model Content

[0005] The utility model aims to provide a plastic mold demoulding device, which drives the demoulding module upward through a support rod to lift the molded object inside the lower mold, thereby reducing the situation where the molded object sticks to the lower mold due to untimely demoulding, and solves the problem that the molded object is in contact with the mold for too long, causing the outer surface of the molded object to stick to the inner wall of the mold, which takes a long time to demould and the mold cannot be removed.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model discloses a plastic mold demoulding device, comprising a demoulding mechanism and a top plate, wherein a separation mechanism is arranged inside the demoulding mechanism, a sliding groove is provided on the inner wall of the top plate, a sliding block is slidably connected to the inner wall of the sliding groove, a buckle is fixedly connected to the top of the sliding block, the sliding block is rotatably connected to a connecting rod, an end of the connecting rod away from the sliding block is rotatably connected to a connecting shaft, a connecting plate 1 is fixedly connected to the front and back of the connecting shaft, and a tilting block is fixedly connected to the inside of the connecting plate 1;

[0008] The left side of the tilting block contacts with a lifting block, the top of the lifting block is fixedly connected with a support rod, the top of the support rod is fixedly connected with a stripping module, the bottom of the top plate is fixedly connected with a bottom plate, the inner wall of the bottom plate is provided with a movable groove, the right side of the tilting block is fixedly connected with a spring, the right side of the spring is fixedly connected to the inner wall of the movable groove, the support rod drives the stripping module to move upward, and lifts up the molded object inside the lower mold, which can reduce the situation where the molded object sticks to the lower mold due to untimely demoulding.

[0009] Furthermore, a hydraulic rod is fixedly connected to the inner wall of the top plate, an upper mold is fixedly connected to the bottom output end of the hydraulic rod, a connecting plate is fixedly connected to the outer surface of the output end of the hydraulic rod, a clamping block is fixedly connected to the bottom of the connecting plate, a sliding groove is provided on the inner wall of the movable groove, a slider is slidably connected to the inner wall of the sliding groove, the inner side of the slider is fixedly connected to the outer surface of the connecting plate, and the moving distance of the connecting plate is limited by the cooperation between the slider and the sliding groove.

[0010] Furthermore, a separation groove is opened inside the bottom plate, the top of the support rod passes through the movable groove and extends into the separation groove, the top of the separation groove contacts the lower mold, the outer surface of the stripping module contacts the inner wall of the separation groove, the stripping module is lifted up by moving the support rod upward, and then the material in the lower mold is pushed out by the stripping module.

[0011] Furthermore, the separation mechanism includes a fixed rod fixedly connected to the top of the tilting block, the top of the fixed rod passes through the movable groove and extends to the inside of the separation groove, the top of the fixed rod is fixedly connected to a push block, the outer surface of the push block is in contact with a connecting rod 1, and a total of two connecting rods are provided, and the two connecting rods 1 are symmetrically arranged with the push block as the center. The movement of the connecting rod 1 drives the fixed block to move, and the lower mold is separated, so that a gap appears between the lower mold and the material, which is convenient for the demolding module to lift the material for demolding, reduce the situation where the material adheres to the inner wall of the lower mold, and improve the demolding efficiency.

[0012] Furthermore, the parts included in the connecting rod 1 are the same. The back side of the connecting rod 1 is fixedly connected to a spring 1, and the back side of the spring 1 is fixedly connected to the inner wall of the separation groove. The front side of the connecting rod 1 is fixedly connected to a fixed block, and the front side of the fixed block is fixedly connected to the outer surface of the lower mold. The outer surface of the lower mold is slidably connected to the inner wall of the bottom plate. After the push block is reset, the lower mold is pushed to the center for reset through the rebound of the spring 1.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model sets a stripping module, and the card block drives the card buckle to move upward, and the sliding block is driven upward by the card buckle, and the connecting rod is pulled to the left. The connecting rod moves to the left to drive the connecting plate to move to the left, and at the same time drives the tilting block to move to the left, and stretches the spring. When the tilting block moves to the left, the lifting block is pushed upward, and the support rod is driven upward by the lifting block. The stripping module is driven upward by the support rod to lift the molded object inside the lower mold, which can reduce the situation where the molded object sticks to the lower mold due to untimely demoulding, and improve the demoulding speed.

[0015] 2. The utility model sets a connecting rod 1, and the inclined block moves to the left side while driving the fixed rod to move, and then the fixed rod moves to the left side to drive the push block to move. In the process of the push block moving to the left side, the connecting rod 1 is pushed to the front and back, and the spring 1 is squeezed. The movement of the connecting rod 1 drives the fixed block to move, and the lower mold is separated, so that a gap appears between the lower mold and the material, which is convenient for the demoulding module to lift the material for demoulding, reduce the situation where the material adheres to the inner wall of the lower mold, and improve the demoulding efficiency.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

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

[0019] Figure 2 This is a front sectional structural diagram of the bottom plate of the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the top of the bottom plate of the utility model;

[0021] Figure 4 This is a schematic diagram of the top cross-sectional structure of the separation tank of the utility model;

[0022] Figure 5 It is a schematic diagram of the overall structure of the stripping module of the utility model.

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

[0024] 1. Demolding mechanism; 101. Top plate; 102. Hydraulic rod; 103. Upper mold; 104. Connecting plate; 105. Block; 106. Sliding groove; 107. Sliding block; 108. Buckle; 109. Connecting rod; 110. Movable groove; 111. Spring; 112. Tilting block; 113. Lifting block; 114. Connecting shaft; 115. Sliding groove; 116. Sliding block; 117. Connecting plate 1; 119. Support rod; 120. Demolding module; 121. Lower mold; 122. Bottom plate; 2. Separation mechanism; 201. Push block; 202. Fixed rod; 203. Separation groove; 204. Connecting rod 1; 205. Fixed block; 206. Spring 1. DETAILED DESCRIPTION

[0025] 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 of 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.

[0026] See also Figure 1-5 As shown, the utility model is a plastic mold demoulding device, comprising a demoulding mechanism 1 and a top plate 101, a separation mechanism 2 is arranged inside the demoulding mechanism 1, a sliding groove 106 is opened on the inner wall of the top plate 101, a sliding block 107 is slidably connected to the inner wall of the sliding groove 106, a buckle 108 is fixedly connected to the top of the sliding block 107, the sliding block 107 is rotatably connected to a connecting rod 109, one end of the connecting rod 109 away from the sliding block 107 is rotatably connected to a connecting shaft 114, the front and back sides of the connecting shaft 114 are fixedly connected to a connecting plate 117, and a tilting block 112 is fixedly connected inside the connecting plate 117;

[0027] The left side of the tilting block 112 contacts with a lifting block 113, the top of the lifting block 113 is fixedly connected with a support rod 119, the top of the support rod 119 is fixedly connected with a stripping module 120, the bottom of the top plate 101 is fixedly connected with a bottom plate 122, the inner wall of the bottom plate 122 is provided with a movable groove 110, the right side of the tilting block 112 is fixedly connected with a spring 111, the right side of the spring 111 is fixedly connected with the inner wall of the movable groove 110, the clamping block 105 drives the buckle 108 upward to move upward, and the sliding block 107 is driven upward by the buckle 108 to move upward, and the connecting rod 109 is pulled to the left. , the connecting rod 109 moves to the left side, driving the connecting plate 117 to move to the left side, and at the same time drives the tilting block 112 to move to the left side, and stretches the spring 111. When the tilting block 112 moves to the left side, the lifting block 113 is pushed upward, and the lifting block 113 moves upward to drive the support rod 119 to move upward, and the support rod 119 drives the stripping module 120 to move upward to lift the molded object inside the lower mold 121, which can reduce the situation where the molded object sticks to the lower mold 121 due to untimely demoulding, and improve the demoulding speed.

[0028] A hydraulic rod 102 is fixedly connected to the inner wall of the top plate 101 , an upper mold 103 is fixedly connected to the bottom output end of the hydraulic rod 102 , and a connecting plate 104 is fixedly connected to the outer surface of the output end of the hydraulic rod 102 .

[0029] A block 105 is fixedly connected to the bottom of the connecting plate 104 , a sliding groove 115 is provided on the inner wall of the movable groove 110 , a slider 116 is slidably connected to the inner wall of the sliding groove 115 , and the inner side of the slider 116 is fixedly connected to the outer surface of the connecting plate 117 .

[0030] A separation groove 203 is defined inside the bottom plate 122 . The top of the support rod 119 passes through the movable groove 110 and extends into the separation groove 203 . The top of the separation groove 203 contacts the lower mold 121 . The outer surface of the stripping module 120 contacts the inner wall of the separation groove 203 .

[0031] The separation mechanism 2 includes a fixed rod 202 fixedly connected to the top of the tilting block 112 . The top of the fixed rod 202 passes through the movable groove 110 and extends to the inside of the separation groove 203 .

[0032] A push block 201 is fixedly connected to the top of the fixed rod 202, and a connecting rod 204 contacts the outer surface of the push block 201. There are two connecting rods 204 in total, and the two connecting rods 204 are symmetrically arranged with the push block 201 as the center. When the tilting block 112 moves to the left, it will drive the fixed rod 202 to move, and then the fixed rod 202 moves to the left to drive the push block 201 to move. In the process of the push block 201 moving to the left, the connecting rod 204 will be pushed to the front and back, and the spring 206 will be squeezed. The fixed block 205 is driven to move by the movement of the connecting rod 204 to separate the lower mold 121, so that a gap appears between the lower mold 121 and the material, which is convenient for the demoulding module 120 to lift the material for demoulding, reduce the situation where the material adheres to the inner wall of the lower mold 121, and improve the demoulding efficiency.

[0033] The parts included in the two connecting rods 204 are the same. The back of the connecting rod 204 is fixedly connected to a spring 206 , and the back of the spring 206 is fixedly connected to the inner wall of the separation groove 203 .

[0034] The front side of the connecting rod 1 204 is fixedly connected with a fixing block 205 . The front side of the fixing block 205 is fixedly connected with the outer surface of the lower mold 121 . The outer surface of the lower mold 121 is slidably connected with the inner wall of the bottom plate 122 .

[0035] A specific application of this embodiment is as follows: after the staff installs the device to the designated position, the material is first placed in the lower mold 121, and then the hydraulic rod 102 is started. The hydraulic rod 102 starts to push the upper mold 103 downward to press the material inside the lower mold 121. When the upper mold 103 moves downward, the connecting plate 104 is driven downward, and then the block 105 is driven downward by the connecting plate 104 to move downward. When the upper mold 103 contacts the lower mold 121, the block 105 is also stuck in the buckle 108. When the pressing is completed, After the completion, the upper mold 103 retracts and drives the connecting plate 104 to move upward. When the connecting plate 104 moves upward, it drives the card block 105 to move upward, and then drives the buckle 108 upward through the card block 105, drives the sliding block 107 upward through the buckle 108, and pulls the connecting rod 109 to the left. The connecting plate 117 moves to the left through the connecting rod 109 moving to the left, and drives the tilting block 112 to move to the left, and stretches the spring 111. When the tilting block 112 moves to the left, The lifting block 113 will be pushed up, and the lifting block 113 will move upward to drive the support rod 119 to move upward, and the support rod 119 will drive the stripping module 120 to move upward, so as to lift the molded object inside the lower mold 121, making it simple and convenient to demould. When the tilting block 112 moves to the left, it will drive the fixed rod 202 to move, and then the fixed rod 202 will move to the left to drive the push block 201 to move. In the process of the push block 201 moving to the left, the connecting rod 1 204 will be pushed to the front and back, and the spring 1 206 will be squeezed. , the connecting rod 204 moves to drive the fixed block 205 to move, separate the lower mold 121, so that a gap appears between the lower mold 121 and the material, which is convenient for the demoulding module 120 to lift the material for demoulding. When the connecting plate 117 moves to the left, it will drive the slider 116 to move to the left along the slide groove 115. When the slider 116 reaches the leftmost side of the slide groove 115, the connecting plate 104 will continue to move upward. In the process of the connecting plate 104 moving upward, the block 105 will be disengaged from the buckle 108, and then the device will be reset by the spring 111.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A plastic mold demoulding device, comprising a demoulding mechanism (1) and a top plate (101), wherein a separation mechanism (2) is arranged inside the demoulding mechanism (1), and a sliding groove (106) is provided on the inner wall of the top plate (101), characterized in that: The inner wall of the sliding groove (106) is slidably connected to a sliding block (107), the top of the sliding block (107) is fixedly connected to a buckle (108), the sliding block (107) is rotatably connected to a connecting rod (109), one end of the connecting rod (109) away from the sliding block (107) is rotatably connected to a connecting shaft (114), the front and back sides of the connecting shaft (114) are fixedly connected to a connecting plate 1 (117), and the interior of the connecting plate 1 (117) is fixedly connected to a tilting block (112); The left side of the tilting block (112) contacts with a lifting block (113); the top of the lifting block (113) is fixedly connected with a support rod (119); the top of the support rod (119) is fixedly connected with a stripping module (120); the bottom of the top plate (101) is fixedly connected with a bottom plate (122); an inner wall of the bottom plate (122) is provided with a movable groove (110); the right side of the tilting block (112) is fixedly connected with a spring (111); the right side of the spring (111) is fixedly connected to the inner wall of the movable groove (110).

2. A plastic mold demoulding device according to claim 1, characterized in that: The inner wall of the top plate (101) is fixedly connected to a hydraulic rod (102), the bottom output end of the hydraulic rod (102) is fixedly connected to an upper mold (103), and the outer surface of the output end of the hydraulic rod (102) is fixedly connected to a connecting plate (104).

3. A plastic mold demoulding device according to claim 2, characterized in that: A clamping block (105) is fixedly connected to the bottom of the connecting plate (104), a sliding groove (115) is provided on the inner wall of the movable groove (110), a sliding block (116) is slidably connected to the inner wall of the sliding groove (115), and the inner side of the sliding block (116) is fixedly connected to the outer surface of the connecting plate (117).

4. A plastic mold demoulding device according to claim 3, characterized in that: A separation groove (203) is provided inside the bottom plate (122), the top of the support rod (119) passes through the movable groove (110) and extends into the separation groove (203), the top of the separation groove (203) contacts the lower mold (121), and the outer surface of the stripping module (120) contacts the inner wall of the separation groove (203).

5. A plastic mold demoulding device according to claim 1, characterized in that: The separation mechanism (2) comprises a fixed rod (202) fixedly connected to the top of the tilting block (112); the top of the fixed rod (202) passes through the movable groove (110) and extends into the interior of the separation groove (203).

6. A plastic mold demoulding device according to claim 5, characterized in that: The top of the fixed rod (202) is fixedly connected with a push block (201), and the outer surface of the push block (201) contacts a connecting rod 1 (204). There are two connecting rods 1 (204) in total, and the two connecting rods 1 (204) are symmetrically arranged with the push block (201) as the center.

7. A plastic mold demoulding device according to claim 6, characterized in that: The parts included in the two connecting rods 1 (204) are the same. The back of the connecting rod 1 (204) is fixedly connected to a spring 1 (206), and the back of the spring 1 (206) is fixedly connected to the inner wall of the separation groove (203).

8. A plastic mold demoulding device according to claim 7, characterized in that: The front side of the connecting rod 1 (204) is fixedly connected to a fixing block (205), the front side of the fixing block (205) is fixedly connected to the outer surface of the lower mold (121), and the outer surface of the lower mold (121) is slidably connected to the inner wall of the bottom plate (122).

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