Injection molding device for sealing rubber strip

Abstract

The utility model relates to the technical field of injection molding, and discloses an injection molding device for a sealing rubber strip. The injection molding device for the sealing rubber strip comprises a base structure assembly, a groove is formed in the upper end of the base structure assembly, an upper mold is installed at the upper end of the groove, a second penetrating and inserting groove is formed in the upper mold, a connecting plate is installed at the upper end of the upper mold, and a cooling assembly is installed at the outer end of the base structure assembly. A device shell is installed at the upper end of the cooling assembly, a cooling pipe is installed in the device shell, an abutting-out assembly is installed at the upper end of the basic structure assembly, an abutting-out plate is installed at the upper end of the abutting-out assembly, and a connecting groove is formed in the lower end of the abutting-out plate. The problems that when an existing injection molding device is used, an upper shell and a lower shell cannot be completely sealed during installation, and when a sealing rubber strip is detached, the sealing rubber strip adheres to the interior of a mold, and follow-up detaching is difficult are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding, in particular to an injection molding device for a sealing rubber strip. Background Art

[0002] An injection molding device is required for manufacturing a sealing strip. A traditional injection molding device cannot completely seal the upper shell and the lower shell when they are installed. When the sealing strip is removed, the sealing strip adheres to the inside of the mold, making subsequent removal difficult. Therefore, an injection molding device for a sealing strip is proposed.

[0003] The existing referenceable Chinese utility model patent with announcement number: CN217777638U discloses an injection mold for automobile sealing strips that is convenient for cooling, including an upper mold base and a lower mold base, the upper mold base is provided with an air outlet pipe and an injection tube fixedly installed on the lower mold base, the upper mold base and the lower mold base are provided with mold cavities on the sides close to each other, the upper mold and the lower mold are detachably installed in the two mold cavities, and the air outlet pipe and the injection tube are connected to the upper mold and the lower mold respectively, the upper mold base and the lower mold base are provided with cooling holes, and the upper mold base and the lower mold base are fixedly installed with connecting pipes. The utility model has reasonable design and simple operation, can not only cool the automobile sealing strips after molding, but also avoid the blockage of the cooling holes, and is convenient for demoulding, and can quickly disassemble and replace the upper mold and the lower mold according to needs, and has good applicability.

[0004] Based on the search of the above patents and combined with the equipment in the prior art, it was found that an injection molding device is required when manufacturing the sealing strip. When the traditional injection molding device is in use, the upper shell and the lower shell cannot be completely sealed when installed, and when the sealing strip is disassembled, the sealing strip adheres to the inside of the mold, causing subsequent disassembly difficulties. When the sealing strip is injection molded, the overall cooling of the sealing strip is slow, affecting the subsequent manufacturing efficiency. The existence of these problems affects the use of the device. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides an injection molding device for a sealing strip, which can effectively prevent the problem that the upper shell and the lower shell of the injection molding device cannot be completely sealed when installed during use, and the sealing strip adheres to the inside of the mold when the sealing strip is disassembled, causing difficulty in subsequent disassembly.

[0007] Technical Solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an injection molding device for a sealing strip, comprising a basic structural component, the outer end of the basic structural component is equipped with a cooling component for quickly cooling the sealing strip inside the mold, and the upper end of the basic structural component is equipped with a discharge component for discharging the cooled sealing strip inside the mold.

[0009] A groove is installed at the upper end of the basic structure component, an upper mold is installed at the upper end of the groove, a second through-slot is installed inside the upper mold, and a connecting plate is installed at the upper end of the upper mold. The connecting plate is used in combination with the groove to facilitate the subsequent shielding and connection of the mold gap when the lower mold and the upper mold are installed and connected;

[0010] A device shell is installed at the upper end of the cooling assembly, and a cooling pipe is installed inside the device shell. The cooling pipe is installed inside the device shell, and the cooling pipe has a double-layer structure, which is convenient for cooling the sealing strip inside the mold later;

[0011] The upper end of the push-out assembly is equipped with a push-out plate, and the lower end of the push-out plate is equipped with a connecting groove, the lower end of the connecting groove is equipped with a connecting block, and the connecting groove is installed at the lower end of the push-out plate.

[0012] As a preferred technical solution of the utility model, a lower mold is installed on the upper end of the basic structure component, and a first through-slot is installed inside the lower mold. The first through-slot is installed inside the lower mold, and the push-out component is installed and connected through the first through-slot to facilitate its subsequent use.

[0013] As a preferred technical solution of the utility model, an inlet pipe is installed at the upper end of the cooling assembly, an output pipe is installed on the left side of the inlet pipe, the inlet pipe and the output pipe are installed on both sides of the device shell, and the coolant is transported through the inlet pipe.

[0014] As a preferred technical solution of the utility model, a pressing plate is installed at the lower end of the ejection assembly, and the pressing plate is installed at the upper end of the connecting block to facilitate subsequent pressing to drive the ejection plate to move.

[0015] As a preferred technical solution of the utility model, the cooling assembly is installed on the outer surfaces of the lower mold and the upper mold in the basic structure assembly, and the ejection assembly is installed on the upper ends of the lower mold and the upper mold in the basic structure assembly.

[0016] As a preferred technical solution of the utility model, the lower mold has the same structure as the upper mold, the first through-slot hole has the same structure as the second through-slot hole, and the connecting plate is fixed inside the groove.

[0017] As a preferred technical solution of the utility model, the device shell is installed on the upper surface of the lower mold and the upper mold, the upper end of the cooling pipe is installed with a hole, the hole is connected to the inlet pipe and the outlet pipe, and the cooling pipe is a double-layer structure.

[0018] As a preferred technical solution of the utility model, the ejection plate is installed inside the lower mold and the upper mold, the connection groove fits the shape of the inside of the connecting block, and the connecting block is a cross structure.

[0019] Compared with the prior art, the utility model provides an injection molding device for a sealing strip having the following beneficial effects:

[0020] 1. The utility model arranges a basic structure component and a push-out component. A groove is installed in the basic structure component, and the groove is installed at the upper end of the lower mold. A connecting plate is installed at the upper end, and the connecting plate is installed at the upper end of the upper mold. The lower mold and the upper mold are sealed by fixing the upper connecting plate to the inside of the groove when the upper mold is closed. A push-out plate is installed in the push-out component, and the push-out plate is installed inside the mold. A connecting groove is installed at the lower end. The connecting groove is convenient for the subsequent insertion and connection of the connecting block at the lower end. A pressing plate is installed at the lower end of the connecting block. The pressing plate is used to push the upper push-out plate out, which effectively prevents the need for an injection molding device when manufacturing the sealing strip. When the traditional injection molding device is in use, the upper shell and the lower shell cannot be completely sealed when they are installed, and when the sealing strip is disassembled, the sealing strip adheres to the inside of the mold, causing difficulty in subsequent disassembly.

[0021] 2. The utility model sets a cooling component, in which a device shell is installed. The device shell is installed at the outer ends of the lower mold and the upper mold to facilitate the subsequent installation of the internal structure. Inlet pipes and outlet pipes are installed on both sides to facilitate the subsequent discharge of coolant. Cooling pipes are installed inside the device shell to store coolant through the cooling pipes, which is convenient for the subsequent rapid cooling of the rubber strip inside the mold, and effectively prevents the overall slow cooling of the sealing strip during injection molding, which affects the subsequent manufacturing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the basic structural components of the utility model structure;

[0024] Figure 3 This is a schematic diagram of the cooling assembly of the utility model structure;

[0025] Figure 4 It is a schematic diagram of the structure of the utility model.

[0026] Among them: 1. Basic structure component; 101. Lower mold; 102. First through-slot; 103. Groove; 104. Upper mold; 105. Second through-slot; 106. Connecting plate; 2. Cooling component; 201. Device shell; 202. Inlet pipe; 203. Output pipe; 204. Cooling pipe; 3. Push-out component; 301. Push-out plate; 302. Connecting groove; 303. Connecting block; 304. Pressing plate. DETAILED DESCRIPTION

[0027] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0028] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] See also Figure 1 - Figure 4In the present embodiment, an injection molding device for a sealing strip includes: a basic structure component 1, a groove 103 is installed on the upper end of the basic structure component 1, an upper mold 104 is installed on the upper end of the groove 103, a second through-slot 105 is installed inside the upper mold 104, a connecting plate 106 is installed on the upper end of the upper mold 104, a cooling component 2 is installed on the outer end of the basic structure component 1, a device shell 201 is installed on the upper end of the cooling component 2, a cooling pipe 204 is installed inside the device shell 201, a push-out component 3 is installed on the upper end of the basic structure component 1, a push-out plate 301 is installed on the upper end of the push-out component 3, and a connecting groove 302 is installed on the lower end of the push-out plate 301, a connecting block 303 is installed on the lower end of the connecting groove 302, the cooling component 2 is installed on the outer surfaces of the lower mold 101 and the upper mold 104 in the basic structure component 1, and the push-out component 3 is installed on the upper ends of the lower mold 101 and the upper mold 104 in the basic structure component 1.

[0031] Through the above structure; the basic structure component 1 is convenient for injection molding of the sealing strip, and the upper end of the lower mold 101 in the basic structure component 1 is installed with a groove 103, and the upper mold 104 is installed with a connecting plate 106. When the upper mold 104 and the lower mold 101 are covered, the connecting plate 106 is inserted and fixed into the groove 103 to cover the mold gap. The cooling component 2 is convenient for quickly cooling the sealing strip inside the mold, and the sealing strip is cooled by the cooling pipe 204 inside the device shell 201, and the cooling pipe 204 is a double-layer structure, which is convenient for accelerating the cooling speed. The ejection component 3 is convenient for discharging the cooled sealing strip inside the mold, and the upper ejection plate 301 is driven by the pressing plate 304 in the component for use.

[0032] See also Figure 1 - Figure 4 A lower mold 101 is installed at the upper end of the basic structure component 1, and a first through-slot 102 is installed inside the lower mold 101. The lower mold 101 has the same structure as the upper mold 104, the first through-slot 102 has the same structure as the second through-slot 105, and the connecting plate 106 is fixed inside the groove 103.

[0033] Through the above structure: by installing the lower mold 101 and the upper mold 104, it is convenient to inject and mold the sealing strip later, and it is convenient for subsequent use. The first through-slot 102 is installed inside the lower mold 101, and the push-out component 3 is installed and connected through the first through-slot 102, which is convenient for subsequent use. The groove 103 is installed at the upper end of the lower mold 101, and is connected to the connecting plate 106 through the groove 103. The second through-slot 105 is installed inside the upper mold 104, which is convenient for the subsequent installation and connection of the push-out component 3. The connecting plate 106 is used in combination with the groove 103, which is convenient for the subsequent shielding and connection of the mold gap when the lower mold 101 and the upper mold 104 are installed and connected.

[0034] See also Figure 1 - Figure 4 An inlet pipe 202 is installed at the upper end of the cooling component 2, and an outlet pipe 203 is installed on the left side of the inlet pipe 202. The device shell 201 is installed on the upper surface of the lower mold 101 and the upper mold 104. A hole is installed at the upper end of the cooling pipe 204, and the hole is connected to the inlet pipe 202 and the outlet pipe 203. The cooling pipe 204 has a double-layer structure.

[0035] Through the above structure: by installing the device shell 201, it is convenient to install the internal structure. The device shell 201 is an annular structure, and the device shell 201 is installed at the upper ends of the lower mold 101 and the upper mold 104, which is convenient for subsequent fixing of the overall structure. The inlet pipe 202 and the outlet pipe 203 are installed on both sides of the device shell 201. The coolant is transported through the inlet pipe 202 and the coolant is output through the outlet pipe 203, which is convenient for subsequent rapid replacement of the coolant. The cooling pipe 204 is installed inside the device shell 201, and the cooling pipe 204 is a double-layer structure, which is convenient for subsequent cooling of the sealing strip inside the mold.

[0036] See also Figure 1 - Figure 4 A pressing plate 304 is installed at the lower end of the ejection component 3, and the ejection plate 301 is installed inside the lower mold 101 and the upper mold 104. The connecting groove 302 fits the shape of the inside of the connecting block 303, and the connecting block 303 is a cross structure.

[0037] Through the above structure: the cooling injection-molded sealing strip is discharged by installing the ejection plate 301, and the ejection plate 301 is installed inside the mold for convenient subsequent use, the connecting groove 302 is installed at the lower end of the ejection plate 301, and the interior of the connecting groove 302 is a cross structure, and the connecting block 303 is connected and installed through the cross structure of the connecting groove 302, and the connecting block 303 is a cross structure, which is convenient for subsequent insertion and connection to the interior of the connecting groove 302, and the pressing plate 304 is installed at the upper end of the connecting block 303, so that the ejection plate 301 can be driven to move by subsequent pressing.

[0038] When in use, first, merge the lower mold 101 with the upper mold 104, the upper end of the lower mold 101 is installed with a groove 103, and the upper end of the upper mold 104 is installed with a connecting plate 106. When the lower mold 101 and the upper mold 104 are merged and connected, the connecting plate 106 is inserted and connected to the inside of the groove 103, and the connecting seam between the lower mold 101 and the upper mold 104 is covered to facilitate the subsequent pouring of the rubber strip liquid. After the installation is completed, the rubber strip liquid is poured through the connecting hole at the upper end of the upper mold 104. After it is filled, the rubber strip solution inside the mold is quickly cooled, and the cooling component 2 is installed on the outer surfaces of the upper mold 104 and the lower mold 101. The internal structure is installed through the device shell 201, and the device shell 201 is installed at the upper end of the mold. A double-layer cooling pipe 204 is installed inside 201, and the coolant is transported to the cooling pipe 204 through the inlet pipe 202. The rubber strip liquid inside the mold is quickly cooled through the cooling pipe 204 to accelerate the solidification of the rubber strip liquid. After cooling, the coolant is discharged through the output pipe 203. In order to facilitate the subsequent discharge of the internal injection-molded sealing strip, the upper end of the mold is installed with a push-out component 3, and the user installs the pressing plate 304. The upper end of the pressing plate 304 is installed with a connecting block 303. The upper end structure of the connecting block 303 is a cross structure. The pressing plate 304 is installed in the inside of the connecting groove 302 through the connecting block 303 for fixing. The connecting groove 302 is connected to the push-out plate 301, and the rubber strip inside the mold is pushed out through the push-out plate 301.

[0039] 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. An injection molding device for a sealing strip, characterized in that: The invention comprises a basic structure component (1), wherein a groove (103) is installed at the upper end of the basic structure component (1), an upper mold (104) is installed at the upper end of the groove (103), a second through-slot (105) is installed inside the upper mold (104), a connecting plate (106) is installed at the upper end of the upper mold (104), a cooling component (2) is installed at the outer end of the basic structure component (1), a device shell (201) is installed at the upper end of the cooling component (2), a cooling pipe (204) is installed inside the device shell (201), a push-out component (3) is installed at the upper end of the basic structure component (1), a push-out plate (301) is installed at the upper end of the push-out component (3), a connecting groove (302) is installed at the lower end of the push-out plate (301), and a connecting block (303) is installed at the lower end of the connecting groove (302).

2. The injection molding device for a sealing strip according to claim 1, characterized in that: A lower mold (101) is installed at the upper end of the basic structure component (1), and a first through-slot hole (102) is installed inside the lower mold (101).

3. The injection molding device for a sealing strip according to claim 1, characterized in that: An inlet pipe (202) is installed at the upper end of the cooling assembly (2), and an outlet pipe (203) is installed on the left side of the inlet pipe (202).

4. The injection molding device for a sealing strip according to claim 1, characterized in that: A pressing plate (304) is installed at the lower end of the push-out assembly (3).

5. The injection molding device for a sealing strip according to claim 1, characterized in that: The cooling component (2) is installed on the outer surfaces of the lower mold (101) and the upper mold (104) in the basic structure component (1), and the ejection component (3) is installed on the upper ends of the lower mold (101) and the upper mold (104) in the basic structure component (1).

6. The injection molding device for a sealing strip according to claim 2, characterized in that: The lower mold (101) has the same structure as the upper mold (104), the first through-slot hole (102) has the same structure as the second through-slot hole (105), and the connecting plate (106) is fixed inside the groove (103).

7. The injection molding device for a sealing strip according to claim 3, characterized in that: The device shell (201) is installed on the upper surface of the lower mold (101) and the upper mold (104), and a hole is installed at the upper end of the cooling pipe (204), and the hole is connected to the inlet pipe (202) and the outlet pipe (203), and the cooling pipe (204) is a double-layer structure.

8. The injection molding device for a sealing strip according to claim 4, characterized in that: The push-out plate (301) is installed inside the lower mold (101) and the upper mold (104), and the connecting groove (302) fits the shape of the inside of the connecting block (303), and the connecting block (303) is a cross structure.

Images