Feeding device of injection molding machine

Abstract

The utility model relates to the technical field of injection molding machines, in particular to a feeding device of an injection molding machine, which comprises an injection molding machine main body and a feeding assembly, a feeding channel and a cleaning channel which are communicated with an injection cavity are arranged on the injection molding machine main body, and the feeding assembly is in sliding connection with the injection molding machine main body. The output end of the feeding assembly can be switched to be connected with the input end of the feeding channel or the input end of the cleaning material channel, switching between the feeding channel and the cleaning material channel can be achieved through sliding connection of the feeding assembly and the injection molding machine body, and therefore waste at the front end can be removed, and cleaning of a feeding pipeline is facilitated; therefore, the production quality and the production efficiency of the injection machine are improved.

Description

Technical Field

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

[0002] Injection molding machine is also known as injection molding machine or injection machine. It is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal, and all-electric types. The injection molding machine can heat the plastic and apply high pressure to the molten plastic to make it ejected and fill the mold cavity. The feed channel of the injection molding machine in the prior art adopts a fixed structure. When raw materials such as powder raw materials or slurry are put in, they are easy to adhere to the inner wall of the feed channel and are difficult to clean. In addition, during the initial input, the front end is waste material with deposited impurities. If it enters the injection molding cavity, it will cause more raw material contamination. Utility Model Content

[0003] The technical problem to be solved by the utility model is: in order to overcome the problem that the feed channel of the injection molding machine in the prior art adopts a fixed structure, when raw materials such as powder raw materials or slurry are put in, they are easy to adhere to the inner wall of the feed channel and are difficult to clean, and at the initial input, the front end is waste with deposited impurities, which will cause more raw material contamination if it enters the injection molding cavity, a feeding device for an injection molding machine is provided.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a feeding device for an injection molding machine, comprising an injection molding machine body and a feeding assembly, a feeding channel and a cleaning channel connected to an injection cavity are provided on the injection molding machine body, the feeding assembly and the injection molding machine body are slidably connected, so that the output end of the feeding assembly can be switched to connect to the input end of the feeding channel or the input end of the cleaning channel, and the feeding channel and the cleaning channel can be switched through the sliding connection between the feeding assembly and the injection molding machine body, so that the front end waste can be removed and the cleaning of the feeding pipeline is convenient, thereby improving the production quality and production efficiency of the injection molding machine.

[0005] In order to solve the problem of how to arrange the feeding assembly, the feeding assembly further includes a mounting seat, a sliding seat and a feeding pipe. The sliding seat is slidably connected to the injection molding machine body, one end of the feeding pipe is fixedly connected to the sliding seat, and the other end is fixedly connected to the mounting seat, and the output end of the feeding pipe passes through the sliding seat and extends to its bottom surface, and the input end of the feeding pipe passes through the mounting seat and extends to its top surface.

[0006] It further includes that the feeding pipeline is in an inclined state.

[0007] In order to solve the problem of backflow of raw materials in the injection molding cavity, the feeding component further includes a buffer pipe, the buffer pipe is connected to the feeding pipe, and the buffer pipe is in a vertical state.

[0008] The invention further comprises a sliding part protruding from the bottom surface of the sliding seat, a sliding groove matching the sliding part is provided on the main body of the injection molding machine, and the sliding part is slidably arranged in the sliding groove.

[0009] In order to solve the problem of relative sliding between the sliding seat and the injection molding machine, which leads to instability during use, the feeding assembly further includes a positioning piece, the positioning piece and the sliding seat are threadedly connected, and a positioning groove matching the positioning end of the positioning piece is opened on the main body of the injection molding machine;

[0010] When the sliding seat and the injection molding machine body are fixed, the positioning piece is located in the positioning groove.

[0011] It further comprises that the cleaning channel is arranged in an inclined manner, and the inclined direction of the inclined channel and the feeding pipeline are the same.

[0012] The invention further comprises a nitrogen inlet for nitrogen to enter, which is opened on the feed channel.

[0013] The beneficial effect of the utility model is that the utility model provides an injection molding machine feeding device, which can switch between a feeding channel and a cleaning channel through a sliding connection between a feeding component and an injection molding machine body, thereby being able to remove front-end waste and facilitate cleaning of the feeding pipeline, thereby improving the production quality and production efficiency of the injection molding machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a structural schematic diagram of another connection state of the utility model.

[0017] In the figure: 1. Injection molding machine body, 11. Feed channel, 12. Cleaning channel, 13. Slide groove, 14. Positioning groove, 15. Nitrogen inlet, 2. Feeding assembly, 21. Mounting seat, 22. Sliding seat, 221. Sliding part, 23. Feeding pipe, 24. Buffer pipe, 25. Positioning piece. DETAILED DESCRIPTION

[0018] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0019] like Figure 1 The utility model is a structural schematic diagram of an injection molding machine feeding device, comprising an injection molding machine body 1 and a feeding assembly 2. The injection molding machine body 1 is provided with a feeding channel 11 and a cleaning channel 12 connected to the injection cavity.

[0020] like Figure 1 , Figure 2 As shown, the feeding assembly 2 is slidably connected to the injection molding machine body 1 , so that the output end of the feeding assembly 2 can be switched to connect to the input end of the feed channel 11 or the input end of the cleaning channel 12 .

[0021] like Figure 1 , Figure 2 As shown, the feeding assembly 2 includes a mounting seat 21, a sliding seat 22 and a feeding pipe 23. The feeding pipe 23 is in an inclined state to prevent the material from falling directly into the inner cavity of the injection machine. The feeding assembly 2 includes a buffer pipe 24. The buffer pipe 24 is connected to the feeding pipe 23. The buffer pipe 24 is in a vertical state. The buffer pipe 24 is used to temporarily store excess material and can increase the connection strength between the sliding seat 22 and the mounting seat 21.

[0022] The sliding seat 22 is slidably connected to the injection molding machine body 1, one end of the feeding pipe 23 is fixedly connected to the sliding seat 22, and the other end is fixedly connected to the mounting seat 21, and the output end of the feeding pipe 23 passes through the sliding seat 22 and extends to its bottom surface, and the input end of the feeding pipe 23 passes through the mounting seat 21 and extends to its top surface.

[0023] like Figure 1 , Figure 2 As shown, a sliding portion 221 is protruded from the bottom surface of the sliding seat 22, and a slide groove 13 matching the sliding portion 221 is provided on the injection molding machine body 1. The sliding portion 221 is slidably arranged in the slide groove 13 to achieve a sliding connection between the sliding seat 22 and the injection molding machine body 1, thereby achieving the switching of the material channel.

[0024] like Figure 1 , Figure 2 As shown, the feeding assembly 2 includes a positioning member 25, the positioning member 25 and the sliding seat 22 are threadedly connected, and a positioning groove 14 matching the positioning end of the positioning member 25 is provided on the injection molding machine body 1;

[0025] When the sliding seat 22 and the injection molding machine body 1 are fixed, the positioning member 25 is located in the positioning groove 14, so as to prevent the sliding seat 22 from sliding freely during use, thereby affecting the use and improving the safety of the equipment.

[0026] like Figure 1 , Figure 2 As shown, the cleaning channel 12 is arranged inclined, and the inclined channel and the feeding pipe 23 have the same inclination direction, which is conducive to cleaning the channel and the pipe.

[0027] like Figure 1 , Figure 2 As shown, a nitrogen inlet 15 for nitrogen to enter is provided on the feed channel 11, and nitrogen 15 can be flushed in to dredge the raw materials with nitrogen to avoid blockage, and to clean the inside of the injection molding machine with nitrogen.

[0028] When in use, first connect the feeding pipe 23 and the cleaning material channel 12, discharge the raw materials and observe their status until pure materials are seen, then move the sliding seat 22 to connect the feeding pipe 23 and the feed channel 11, and deliver qualified materials to the injection chamber of the injection machine; after the injection molding process is completed, move the sliding seat 22 again to connect the feeding pipe 23 and the cleaning material channel 12, and open the feeding pipe 23 and the injection molding machine body 1 separately for cleaning to improve the cleaning efficiency.

[0029] In the present application, valves may be installed on the feed channel 11, the cleaning channel 12 and the feeding pipeline 23 to control the raw materials.

[0030] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A feeding device for an injection molding machine, characterized in that: The invention comprises an injection molding machine body (1) and a feeding assembly (2); the injection molding machine body (1) is provided with a feeding channel (11) and a cleaning channel (12) which are connected to an injection cavity; the feeding assembly (2) and the injection molding machine body (1) are slidably connected so that the output end of the feeding assembly (2) can be switched to connect to the input end of the feeding channel (11) or the input end of the cleaning channel (12).

2. A feeding device for an injection molding machine according to claim 1, characterized in that: The feeding assembly (2) comprises a mounting seat (21), a sliding seat (22) and a feeding pipe (23); the sliding seat (22) is slidably connected to the injection molding machine body (1); one end of the feeding pipe (23) is fixedly connected to the sliding seat (22) and the other end is fixedly connected to the mounting seat (21); the output end of the feeding pipe (23) passes through the sliding seat (22) and extends to the bottom surface thereof; the input end of the feeding pipe (23) passes through the mounting seat (21) and extends to the top surface thereof.

3. A feeding device for an injection molding machine as claimed in claim 2, characterized in that: The feeding pipe (23) is in an inclined state.

4. A feeding device for an injection molding machine as claimed in claim 3, characterized in that: The feeding assembly (2) comprises a buffer pipe (24), the buffer pipe (24) is connected to the feeding pipe (23), and the buffer pipe (24) is in a vertical state.

5. The feeding device for an injection molding machine according to claim 2, characterized in that: The bottom surface of the sliding seat (22) is protruded to form a sliding portion (221), and the injection molding machine body (1) is provided with a sliding groove (13) matching the sliding portion (221), and the sliding portion (221) is slidably arranged in the sliding groove (13).

6. A feeding device for an injection molding machine as claimed in claim 2, characterized in that: The feeding assembly (2) comprises a positioning member (25), the positioning member (25) and the sliding seat (22) are threadedly connected, and a positioning groove (14) matching the positioning end of the positioning member (25) is provided on the injection molding machine body (1); When the sliding seat (22) and the injection molding machine body (1) are fixed, the positioning member (25) is located in the positioning groove (14).

7. A feeding device for an injection molding machine as claimed in claim 3, characterized in that: The cleaning channel (12) is arranged in an inclined manner, and the inclined direction of the inclined channel and the feeding pipe (23) is the same.

8. The feeding device for an injection molding machine according to claim 1, characterized in that: The feed channel (11) is provided with a nitrogen inlet (15) for nitrogen to enter.

Images