Die capable of quickly replacing die core

Abstract

The utility model relates to the technical field of molds, in particular to a mold capable of quickly replacing a mold core, which comprises a table top, a plurality of uniformly arrayed bottom columns fixedly arranged below the table top, a frame fixedly arranged above the table top, a back plate fixedly arranged at one end of the frame, and a first hydraulic rod driving a clamping plate to move to extrude and fix the side wall of the mold core. A fourth hydraulic rod drives clamping blocks to be separated from each other, then a second hydraulic rod drives the clamping blocks to move to the position above one end of the mold core, a third hydraulic rod drives the clamping blocks to move to the position in front of the mold core, and the fourth hydraulic rod drives the clamping blocks to be clamped and fixed to one end of the mold core through clamping grooves. And then a first hydraulic rod drives a clamping plate to get away to loosen the fixation of the mold core, then the mold core is moved and taken out, then a new mold core is placed in a clamping block, and then the clamping block is driven to move to the inner wall of a first clamping ring, so that the mold core is conveniently taken down, the new mold core is conveniently mounted, and the problems that the manual mounting efficiency is low and the safety is not enough are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a mold with a mold core that can be quickly replaced. Background Art

[0002] In the injection molding process, the mold is usually installed on the injection molding machine, and the injection molding machine directly injects the slurry into the mold cavity through the pouring runner, so that the slurry in the cavity solidifies to form the required workpiece. The mold mainly adopts an integral structural design. If part of the mold surface is damaged during the production process, it will affect the quality of the product produced, and the mold needs to be repaired. During the repair, the entire set of molds needs to be removed from the machine and sent to the mold room for processing, and even the mold needs to be re-molded. The process may take several hours to several days. Due to production interruption, a series of problems such as increased costs, delays, and customer complaints are caused. However, in the existing mold, the core is fixed to the mold frame by screws, and the nut of the screw is placed on one side of the front core mounting plate. Therefore, when replacing the core, it is necessary to first remove the corresponding core mounting plate, and then remove the core from the corresponding front / rear core mounting plate, which makes it quite troublesome to replace the core, and the operator needs to hold the core by hand and extend it into the installation position of the core for installation, which is time-consuming and labor-intensive. Utility Model Content

[0003] The main purpose of the utility model is to provide a mold with a quickly replaceable mold core, so as to solve the problem proposed in the related art that when replacing the mold core, it is necessary to first remove the corresponding mold core mounting plate, and then remove the mold core from the corresponding front / rear mold core mounting plate, which makes replacing the mold core quite troublesome and requires the operator to hold the mold core by hand and reach into the installation position of the mold core for installation, which is time-consuming and labor-intensive.

[0004] In order to achieve the above-mentioned purpose, according to one aspect of the utility model, a mold with a quickly replaceable mold core is provided, including: a tabletop, a plurality of base columns in a uniform array are fixedly arranged below the tabletop, a frame is fixedly arranged above the tabletop, a back panel is fixedly arranged at one end of the frame, a head connection hole is penetrated through the back panel, a clamping block is fixedly arranged on the inner wall of the frame, a fixing portion is fixedly arranged on the inner wall of the clamping block, and a clamping portion is arranged on the frame.

[0005] Furthermore, the fixing part comprises a first fixing block, a cavity is defined in the first fixing block, a first power source is fixedly disposed in the cavity, and a clamping plate is fixedly disposed at one end of a piston rod of the first power source.

[0006] Furthermore, a mold core is arranged between several of the clamping plates, a first clamping ring is fixedly arranged at the center of one side of the back plate, the inner wall diameter of the first clamping ring is the same as the diameter of the mold core, and the inner wall arc of the clamping plate is the same as the side wall arc of the mold core.

[0007] Furthermore, the clamping portion includes a second fixing block, a cavity is defined in the second fixing block, a second power source is fixedly disposed in the cavity, and a third fixing block is fixedly disposed at one end of a piston rod of the second power source.

[0008] Furthermore, a cavity is defined in the third fixing block, a third power source is fixedly disposed in the cavity, and a fourth fixing block is fixedly disposed at one end of a piston rod of the third power source.

[0009] Furthermore, a cavity is provided in the fourth fixing block, a fourth power source is fixedly provided in the cavity, a clamping block is fixedly provided at one end of a piston rod of the fourth power source, and a slot is provided at one side of the clamping block.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the first clamping ring is used to clamp and position the mold core, the first hydraulic rod is used to drive the clamping plate to move, and the side wall of the mold core is squeezed and fixed, so as to facilitate the installation and disassembly of the mold core, the fourth hydraulic rod is used to drive the clamping blocks to move away from each other, and then the second hydraulic rod is used to drive the clamping block to move above one end of the mold core, and then the third hydraulic rod is used to drive the clamping block to move in front of the mold core, and then the fourth hydraulic rod is used to drive the clamping block to be clamped and fixed to one end of the mold core with the clamping groove, and then the first hydraulic rod is used to drive the clamping plate to move away to loosen the fixation of the mold core, and then the mold core is moved and taken out, and then the new mold core is placed in the clamping block, and then the clamping block is driven to move to the inner wall of the first clamping ring, so as to facilitate the removal of the mold core and the installation of the new mold core, thereby avoiding the inefficiency and lack of safety of manual installation by operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the structure of the utility model in cross section;

[0013] Figure 3 It is a schematic diagram of the structure of the utility model from the rear;

[0014] Figure 4 It is a structural schematic diagram of the fixing part of the utility model.

[0015] Illustration Description:

[0016] 1. Desktop; 101. Bottom column; 102. Frame; 103. Snap-in block; 104. First fixed block; 105. First hydraulic rod; 106. Snap-in plate; 107. Core; 108. First snap-in ring; 109. Second fixed block; 110. Second hydraulic rod; 111. Third fixed block; 112. Third hydraulic rod; 113. Fourth fixed block; 114. Fourth hydraulic rod; 115. Clamping block; 116. Slot; 117. Connecting hole; 118. Back plate. DETAILED DESCRIPTION

[0017] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0018] See also Figures 1 to 4 This embodiment provides a mold that can quickly replace the mold core, including: a desktop 1, a plurality of evenly arrayed bottom columns 101 are fixedly arranged below the desktop 1, a frame 102 is fixedly arranged above the desktop 1, a back plate 118 is fixedly arranged at one end of the frame 102, a head connection hole 117 is penetrated through the back plate 118, a clamping block 103 is fixedly arranged on the inner wall of the frame 102, a fixing portion is fixedly arranged on the inner wall of the clamping block 103, and a clamping portion is arranged on the frame 102. The bottom column 101 is used to support and fix the desktop 1, the frame 102 is used to fix the back plate 118 and the clamping block 103, the inner side of the clamping block 103 is rounded to better evenly fix the first fixing block 104, the clamping portion is used to clamp, install and remove the mold core 107, and the connection hole 117 is used to connect with the material pipeline.

[0019] The fixing part includes a first fixing block 104, a cavity is provided in the first fixing block 104, a first power source is fixedly provided in the cavity, and a clamping plate 106 is fixedly provided at one end of the piston rod of the first power source. The first power source in the first fixing block 104 is used to drive the clamping plate 106 to move up, down, left, and right to squeeze and fix the mold core 107. In this embodiment, the first power source is preferably a first hydraulic rod 105, and one end of the piston rod of the first hydraulic rod 105 drives the clamping plate 106 to move.

[0020] A mold core 107 is arranged between several clamping plates 106, and a first clamping ring 108 is fixedly arranged at the center of one side of the back plate 118. The inner wall diameter of the first clamping ring 108 is the same as the diameter of the mold core 107, and the inner wall arc of the clamping plate 106 is the same as the side wall arc of the mold core 107. The back plate 118 and the first clamping ring 108 are used to clamp and fix the mold core 107. The inner wall diameter of the first clamping ring 108 is the same as the diameter of the mold core 107, which can make the mold core 107 better fixed on the inner wall of the first clamping ring 108, and accurately position the fixation of the mold core 107.

[0021] The clamping part includes a second fixed block 109, a cavity is provided in the second fixed block 109, a second power source is fixedly arranged in the cavity, and a third fixed block 111 is fixedly arranged at one end of the piston rod of the second power source. The second power source in the second fixed block 109 is used to drive the third fixed block 111 to move forward and backward. In this embodiment, the second power source preferably adopts a second hydraulic rod 110, and one end of the piston rod of the second hydraulic rod 110 drives the clamping block 115 to move forward and backward to install and remove the mold core 107, so that the mold core 107 is fixed to the inner wall of the first clamping ring 108.

[0022] A cavity is provided in the third fixed block 111, in which a third power source is fixedly arranged, and a fourth fixed block 113 is fixedly arranged at one end of the piston rod of the third power source. The third power source in the third fixed block 111 is used to drive the fourth fixed block 113 to move up and down, and move the mold core 107 from the top to a suitable position at the front end of the first clamping ring 108. The third power source in this embodiment is preferably a third hydraulic rod 112.

[0023] A cavity is provided in the fourth fixed block 113, in which a fourth power source is fixedly arranged, a clamping block 115 is fixedly arranged at one end of the piston rod of the fourth power source, and a clamping slot 116 is provided on one side of the clamping block 115. The fourth power source in the fourth fixed block 113 is used to drive the clamping blocks 115 to move toward each other to clamp the mold core 107, and then move the mold core 107 to the center of the back plate 118, and the clamping slot 116 is used to clamp the mold core 107. The fourth power source in this embodiment preferably adopts the fourth hydraulic rod 114.

[0024] When the core 107 needs to be replaced, first start the fourth hydraulic rod 114 to drive the clamping blocks 115 to move away from each other, then start the second hydraulic rod 110 to drive the clamping block 115 to move above one end of the core 107, then start the third hydraulic rod 112 to drive the clamping block 115 to move in front of the core 107, then start the fourth hydraulic rod 114 to drive the clamping block 115 to be clamped and fixed to one end of the core 107 with the clamping groove 116, then start the first hydraulic rod 105 to drive the clamping plate 106 away to loosen the fixation of the core 107, then move the core 107 out, then place the new core 107 in the clamping block 115, then drive the clamping block 115 to move to the inner wall of the first clamping ring 108, and then use the clamping plate 106 to squeeze and fix the new core 107, so that it can continue to be used, which is convenient and quick.

[0025] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A mold with a quickly replaceable mold core, comprising a tabletop (1), characterized in that: A plurality of evenly arrayed bottom columns (101) are fixedly arranged below the desktop (1), a frame (102) is fixedly arranged above the desktop (1), a back plate (118) is fixedly arranged at one end of the frame (102), a head connection hole (117) is penetrated through the back plate (118), a clamping block (103) is fixedly arranged on the inner wall of the frame (102), a fixing portion is fixedly arranged on the inner wall of the clamping block (103), and a clamping portion is arranged on the frame (102).

2. A mold with a quickly replaceable mold core according to claim 1, characterized in that: The fixing part comprises a first fixing block (104), a cavity is provided in the first fixing block (104), a first power source is fixedly arranged in the cavity, and a clamping plate (106) is fixedly arranged at one end of a piston rod of the first power source.

3. A mold with a quickly replaceable mold core according to claim 2, characterized in that: A mold core (107) is arranged between the plurality of the clamping plates (106), and a first clamping ring (108) is fixedly arranged at the center of one side of the back plate (118), the inner wall diameter of the first clamping ring (108) is the same as the diameter of the mold core (107), and the inner wall arc of the clamping plate (106) is the same as the side wall arc of the mold core (107).

4. A mold with a quickly replaceable mold core according to claim 3, characterized in that: The clamping portion comprises a second fixing block (109), a cavity is provided in the second fixing block (109), a second power source is fixedly arranged in the cavity, and a third fixing block (111) is fixedly arranged at one end of a piston rod of the second power source.

5. A mold with a quickly replaceable mold core according to claim 4, characterized in that: A cavity is provided in the third fixing block (111), a third power source is fixedly arranged in the cavity, and a fourth fixing block (113) is fixedly arranged at one end of a piston rod of the third power source.

6. A mold with a quickly replaceable mold core according to claim 5, characterized in that: A cavity is provided in the fourth fixed block (113), a fourth power source is fixedly arranged in the cavity, a clamping block (115) is fixedly arranged at one end of the piston rod of the fourth power source, and a clamping groove (116) is provided on one side of the clamping block (115).

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