Hot runner splitter plate structure

Abstract

The utility model relates to the field of splitter plates, and discloses a hot runner splitter plate structure which comprises an upper plate body, a lower plate body and a heating mechanism, the upper plate body comprises an upper alloy plate, a fixing screw and a threaded plug block, and a plurality of limiting sealing blocks are fixedly connected to the periphery of the lower surface of the upper alloy plate. An upper transverse flow guide groove and an upper longitudinal flow guide groove are formed in the middle of the lower surface of the upper alloy plate, and upper flow dividing grooves are formed in the front ends and the rear ends of the two sides of the inner wall of the upper transverse flow guide groove. According to the hot runner splitter plate structure disclosed by the utility model, the threaded plugging blocks and the communicating blocks are respectively arranged, so that a user can plug the flow guide grooves of the hot runner splitter plate through the threaded plugging blocks according to the requirements during injection molding or connect the flow guide grooves with other hot runner splitter plates through the communicating blocks; therefore, the injection molding opening of the hot runner splitter plate can be adjusted according to requirements, so that the hot runner splitter plate adapts to different injection molding processes and materials.

Description

Technical Field

[0001] The utility model relates to the field of manifolds, in particular to a hot runner manifold structure. Background Art

[0002] The hot runner manifold is a key component of the hot runner system. It is mainly used to evenly distribute the molten plastic and ensure that the temperature in the mold remains consistent. This structure is very important for improving the quality and production efficiency of injection molded products. The hot runner is an important technology in the injection molding process. It is mainly used to maintain the temperature of the molten plastic in the injection mold to improve the molding efficiency and product quality.

[0003] However, most traditional hot runner manifolds adopt an integrated structure, which makes it difficult for users to clean and maintain the internal flow channels of the hot runner manifolds more conveniently and effectively after use. Users need to spend a lot of time to complete the cleaning, which makes the hot runner manifolds less convenient to use and maintain.

[0004] Therefore, those skilled in the art provide a hot runner manifold structure to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the present utility model is to solve the shortcomings existing in the prior art, and a hot runner diverter plate structure is proposed. Compared with most traditional hot runner diverter plate structures, the hot runner diverter plate structure is respectively provided with an upper plate body and a lower plate body, which are formed into a diverter plate by being mutually clamped and bolted. This makes it easier for users to disassemble and separate them, thereby facilitating the cleaning of the internal guide groove and the diverter groove, thereby reducing the blockage problem caused by plastic residue, and improving the convenience of cleaning the hot runner diverter plate. If a problem occurs in a certain part, only the corresponding plate body needs to be replaced, without having to replace the entire diverter plate, thereby reducing maintenance costs and time.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A hot runner manifold structure, comprising an upper plate body, a lower plate body and a heating mechanism, wherein the upper plate body comprises an upper alloy plate, fixing screws and a threaded block, a plurality of limit sealing blocks are fixedly connected to the periphery of the lower surface of the upper alloy plate, an upper transverse guide groove and an upper longitudinal guide groove are respectively provided in the middle of the lower surface of the upper alloy plate, upper diversion grooves are provided at the front end and the rear end of the inner wall of the upper transverse guide groove, a connecting block is threadedly engaged with the rear end of the inner wall of the upper longitudinal guide groove, and a spherical groove is provided on the inner wall of the threaded block;

[0008] The lower plate body includes a lower alloy plate, and a plurality of limiting sealing grooves are opened around the upper surface of the lower alloy plate. The middle part of the upper surface of the lower alloy plate is fixedly connected with a lower transverse guide groove and a lower longitudinal guide groove, and lower diversion grooves are opened at the front end and the rear end of the inner wall of the lower transverse guide groove.

[0009] Through the above technical solution, compared with most traditional hot runner manifold plate structures, this hot runner manifold plate structure is respectively provided with threaded block and connecting block. Users can seal each guide groove of the hot runner manifold plate through threaded block according to the needs of injection molding, or connect it with other hot runner manifold plates through connecting block, so that the injection port of the hot runner manifold plate can be adjusted according to needs, thereby adapting to different injection molding processes and materials.

[0010] Furthermore, the upper plate is fixedly connected to the lower plate by fixing screws, and heating mechanisms are provided on the upper surface of the upper plate and the lower surface of the lower plate.

[0011] Furthermore, the fixing screw passes through the upper alloy plate and is threadedly engaged with the lower alloy plate, and the limiting sealing block is snap-fitted with the limiting sealing groove;

[0012] Through the above technical solution, the fixing screws can improve the fit between the upper alloy plate and the lower alloy plate, so that the limiting sealing block can be more tightly clamped with the limiting sealing groove, and then the sealing gasket arranged on the surface of the limiting sealing block can improve the sealing between the upper plate body and the lower plate body.

[0013] Furthermore, a plurality of mounting grooves are provided on the upper surface of the upper alloy plate, a liquid inlet interface is fixedly connected to the center of the upper surface of the upper alloy plate, and a plurality of injection ports are fixedly connected to the lower surface of the lower alloy plate;

[0014] Through the above technical solution, the liquid material entering from the liquid inlet interface can be diverted to multiple injection ports and then injected into the mold groove of the mold.

[0015] Furthermore, the heating mechanism includes a receiving groove, which is respectively opened on both sides of the upper surface of the upper plate body and on both sides of the lower surface of the lower plate body, and the inner walls of the receiving groove are respectively fixedly connected with a heating tube and a fixing plate;

[0016] Through the above technical solution, the heating mechanism can provide heat to the upper plate and the lower plate respectively through the heating tube, thereby reducing temperature loss.

[0017] Furthermore, both ends of the inner walls of the upper and lower transverse guide grooves are provided with thread grooves, and the threaded block is threadably fitted into the inner walls of the thread grooves;

[0018] Through the above technical solution, the upper and lower thread grooves are matched and fixed, so that the threaded block and the connecting block are fixed in the diverter plate.

[0019] Furthermore, sealing grooves are provided on both sides of the middle portion of the inner wall of the upper transverse guide groove and the lower transverse guide groove;

[0020] Through the above technical solution, the connecting block and the threaded blocking block can be fixed relatively tightly in the diverter plate.

[0021] Furthermore, the front end and the rear end of the middle portion of the inner wall of the connecting block are fixedly connected with threaded blocks, and the middle portion of the inner wall of the connecting block is fixedly connected with a hexagonal rotating block;

[0022] Through the above technical solution, the user can rotate the hexagonal rotating block to match the threaded block with the two lower longitudinal guide grooves respectively, so that the connecting block can connect the liquid raw materials in the two lower longitudinal guide grooves to flow.

[0023] The utility model has the following beneficial effects:

[0024] 1. A hot runner manifold plate structure proposed in the present invention is compared with most traditional hot runner manifold plate structures. The hot runner manifold plate structure is respectively provided with an upper plate body and a lower plate body, which are formed into a manifold plate by being mutually clamped and bolted. This allows users to disassemble and separate them more easily, thereby facilitating the cleaning of the internal guide groove and the manifold groove, thereby reducing the blockage problem caused by plastic residue, thereby improving the convenience of cleaning the hot runner manifold plate, and if a problem occurs in a certain part, only the corresponding plate body needs to be replaced, without having to replace the entire manifold plate, thereby reducing maintenance costs and time.

[0025] 2. The hot runner manifold plate structure proposed in the present invention is compared with most traditional hot runner manifold plate structures. The hot runner manifold plate structure is respectively provided with threaded block and connecting block. Users can seal each guide groove of the hot runner manifold plate through threaded block according to the needs of injection molding, or connect it with other hot runner manifold plates through connecting block, so that the injection port of the hot runner manifold plate can be adjusted according to needs, thereby adapting to different injection molding processes and materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a structural schematic diagram of a hot runner manifold structure proposed by the utility model;

[0027] Figure 2 This is a schematic diagram of the injection port structure of a hot runner manifold structure proposed by the utility model;

[0028] Figure 3 This is a schematic diagram of the heating mechanism structure of a hot runner manifold structure proposed by the present invention;

[0029] Figure 4 This is a schematic diagram of the lower alloy plate structure of a hot runner manifold structure proposed by the present invention;

[0030] Figure 5 This is a schematic diagram of the upper alloy plate structure of a hot runner manifold structure proposed by the utility model.

[0031] Legend:

[0032] 1. Upper plate; 101. Upper alloy plate; 102. Fixing screw; 103. Mounting groove; 104. Limit sealing block; 105. Liquid inlet interface; 106. Upper horizontal guide groove; 107. Upper diversion groove; 108. Sealing slot; 109. Threaded groove; 1010. Threaded blocking block; 1011. Spherical groove; 1012. Upper longitudinal guide groove; 1013. Connecting block; 1014. Threaded block; 1015. Hexagonal rotating block; 2. Lower plate; 201. Lower alloy plate; 202. Limit sealing groove; 203. Lower horizontal guide groove; 204. Lower longitudinal guide groove; 205. Lower diversion groove; 206. Injection port; 3. Heating mechanism; 301. Storage tank; 302. Heating tube; 303. Fixed plate. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0034] Reference Figure 1-5 , an embodiment provided by the utility model:

[0035] A hot runner manifold structure, comprising an upper plate body 1, a lower plate body 2 and a heating mechanism 3, wherein the upper plate body 1 comprises an upper alloy plate 101, fixing screws 102 and a threaded block 1010, a plurality of limiting sealing blocks 104 being fixedly connected to the periphery of the lower surface of the upper alloy plate 101, an upper transverse guide groove 106 and an upper longitudinal guide groove 1012 being respectively opened in the middle of the lower surface of the upper alloy plate 101, upper diverter grooves 107 being opened at the front and rear ends of the inner wall of the upper transverse guide groove 106, a connecting block 1013 being threadedly fitted at the rear end of the inner wall of the upper longitudinal guide groove 1012, and a spherical groove 1011 being opened on the inner wall of the threaded block 1010;

[0036] The lower plate body 2 includes a lower alloy plate 201, and a plurality of limiting sealing grooves 202 are provided around the upper surface of the lower alloy plate 201. The middle part of the upper surface of the lower alloy plate 201 is fixedly connected with a lower transverse guide groove 203 and a lower longitudinal guide groove 204 respectively. The front end and the rear end of the inner wall of the lower transverse guide groove 203 are provided with lower diversion grooves 205. The upper plate body 1 is fixedly connected to the lower plate body 2 by fixing screws 102. The upper surface of the upper plate body 1 and the lower surface of the lower plate body 2 are both provided with a heating mechanism 3. The fixing screws 102 pass through the upper alloy plate 101 and are threadedly matched with the lower alloy plate 201. The limiting sealing block 104 is snap-fitted with the limiting sealing groove 202, so that The fixing screws 102 can improve the fit between the upper alloy plate 101 and the lower alloy plate 201, so that the limiting sealing block 104 can be more tightly clamped with the limiting sealing groove 202, and then the sealing gasket arranged on the surface of the limiting sealing block 104 can improve the sealing between the upper plate body 1 and the lower plate body 2. A plurality of mounting grooves 103 are provided on the upper surface of the upper alloy plate 101, and a liquid inlet interface 105 is fixedly connected to the center of the upper surface of the upper alloy plate 101, and a plurality of injection ports 206 are fixedly connected to the lower surface of the lower alloy plate 201, so that the liquid material entering from the liquid inlet interface 105 can be diverted to the plurality of injection ports 206 and then injected into the model groove of the mold.

[0037] Compared with most traditional hot runner manifold plate structures, this hot runner manifold plate structure is respectively provided with an upper plate body 1 and a lower plate body 2, which are formed into a manifold by being mutually clamped and bolted. This allows users to disassemble and separate them more easily, thereby facilitating the cleaning of the internal guide groove and the manifold groove, thereby reducing the blockage problem caused by plastic residue, and making the hot runner manifold cleaning more convenient. If a problem occurs in a certain part, only the corresponding plate body needs to be replaced, without having to replace the entire manifold, thereby reducing maintenance costs and time.

[0038] The heating mechanism 3 includes a receiving groove 301, which is respectively opened on both sides of the upper surface of the upper plate body 1 and on both sides of the lower surface of the lower plate body 2. The inner walls of the receiving groove 301 are fixedly connected with a heating pipe 302 and a fixing plate 303, respectively, so that the heating mechanism 3 can provide heat to the upper plate body 1 and the lower plate body 2 respectively through the heating pipe 302, thereby reducing the temperature loss. The upper and lower ends of the inner walls of the transverse guide groove 106 and the lower transverse guide groove 203 are provided with a threaded groove 109, and the threaded block 1010 is threadedly matched with the inner wall of the threaded groove 109, so that the upper and lower threaded grooves 109 are matched and fixed so that the threaded block 1010 and the connecting block 1013 Fixed in the diverter plate, sealing grooves 108 are provided on both sides of the middle of the inner wall of the upper horizontal guide groove 106 and the lower horizontal guide groove 203, so that the connecting block 1013 and the threaded block 1010 can be fixed more tightly in the diverter plate, and the front and rear ends of the middle of the inner wall of the connecting block 1013 are fixedly connected with the threaded block 1014, and the middle of the inner wall of the connecting block 1013 is fixedly connected with the hexagonal rotating block 1015, so that the user can rotate the hexagonal rotating block 1015 to thread the threaded block 1014 with the two lower longitudinal guide grooves 204 respectively, so that the connecting block 1013 can connect the liquid raw materials in the two lower longitudinal guide grooves 204 to flow.

[0039] Working principle: First, according to the required injection molding requirements, a suitable number of diversion plates are selected to adjust the number of injection ports 206 of the injection mold, so that the mold can be lifted to perform casting and molding of multiple models. The liquid raw material used for injection molding is injected into the transverse main channel composed of the upper transverse guide groove 106 and the lower transverse guide groove 203 through the liquid inlet interface 105, and then into the Y-shaped diversion channel composed of the upper diversion groove 107 and the lower diversion groove 205, and then injected into the required mold through the injection port 206. When the diversion plates are connected, when the raw material is injected into one of the liquid inlet interfaces 105, multiple mold cavities can be lifted for injection molding. After use, the upper plate body 1 and the lower plate body 2 can be disassembled and separated by the fixing screws 102 to clean and maintain the guide groove and the diversion groove.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A hot runner manifold structure, comprising an upper plate body (1), a lower plate body (2) and a heating mechanism (3), characterized in that: The upper plate body (1) comprises an upper alloy plate (101), a fixing screw (102) and a threaded block (1010); a plurality of limiting sealing blocks (104) are fixedly connected to the periphery of the lower surface of the upper alloy plate (101); an upper transverse guide groove (106) and an upper longitudinal guide groove (1012) are respectively provided in the middle of the lower surface of the upper alloy plate (101); upper diversion grooves (107) are provided at the front end and the rear end of the inner wall of the upper transverse guide groove (106); a connecting block (1013) is threadedly fitted at the rear end of the inner wall of the upper longitudinal guide groove (1012); and a spherical groove (1011) is provided on the inner wall of the threaded block (1010); The lower plate body (2) comprises a lower alloy plate (201), a plurality of limiting sealing grooves (202) are provided around the upper surface of the lower alloy plate (201), a lower transverse guide groove (203) and a lower longitudinal guide groove (204) are fixedly connected to the middle of the upper surface of the lower alloy plate (201), and lower diversion grooves (205) are provided at the front and rear ends of the inner walls of both sides of the lower transverse guide groove (203).

2. The hot runner manifold structure according to claim 1, characterized in that: The upper plate body (1) is fixedly connected to the lower plate body (2) via fixing screws (102), and a heating mechanism (3) is provided on the upper surface of the upper plate body (1) and the lower surface of the lower plate body (2).

3. The hot runner manifold structure according to claim 1, characterized in that: The fixing screw (102) passes through the upper alloy plate (101) and is threadably engaged with the lower alloy plate (201), and the limiting sealing block (104) is snap-fitted with the limiting sealing groove (202).

4. The hot runner manifold structure according to claim 1, characterized in that: The upper surface of the upper alloy plate (101) is provided with a plurality of mounting grooves (103), a liquid inlet interface (105) is fixedly connected to the center of the upper surface of the upper alloy plate (101), and the lower surface of the lower alloy plate (201) is fixedly connected to a plurality of injection ports (206).

5. The hot runner manifold structure according to claim 1, characterized in that: The heating mechanism (3) comprises a receiving groove (301), the receiving groove (301) being respectively opened on both sides of the upper surface of the upper plate body (1) and on both sides of the lower surface of the lower plate body (2), and the inner walls of the receiving groove (301) are respectively fixedly connected with a heating tube (302) and a fixing plate (303).

6. The hot runner manifold structure according to claim 1, characterized in that: Both ends of the inner walls of the upper transverse guide groove (106) and the lower transverse guide groove (203) are provided with thread grooves (109), and the threaded block (1010) is threadably engaged with the inner walls of the thread grooves (109).

7. The hot runner manifold structure according to claim 1, characterized in that: Sealing slots (108) are provided on both sides of the middle portion of the inner walls of the upper transverse guide groove (106) and the lower transverse guide groove (203).

8. The hot runner manifold structure according to claim 1, characterized in that: The front end and the rear end of the middle portion of the inner wall of the communication block (1013) are both fixedly connected to a threaded block (1014), and the middle portion of the inner wall of the communication block (1013) is fixedly connected to a hexagonal rotating block (1015).

Images