CN216544527U

CN216544527U - Device for automatically cutting off injection molding material handle

Info

Publication number: CN216544527U
Application number: CN202122563087.1U
Authority: CN
Inventors: 李洪芹; 任佳玉
Original assignee: Shanghai University of Engineering Science
Current assignee: Valence Bonding Technology (shanghai) Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-05-17
Anticipated expiration: 2031-10-25

Abstract

The utility model relates to a device for automatically cutting off an injection molding material handle, which comprises a bottom plate: a processing station for placing a workpiece is arranged on the bottom plate; the pressing mechanism is positioned above the processing station: the device comprises a pressing block which moves along the vertical direction and is used for fixing a workpiece; an impact mechanism for breaking a workpiece charge. When the impact type material cutting machine is used, a workpiece is placed on the bottom plate, the device is started, the first air cylinder assembly drives the pressing block to approach a machining station along the vertical direction and press the workpiece, and then the impact air cylinder assembly drives the impact block to move downwards to break a material handle. After the work is finished, the impact block is lifted, then the pressing block is lifted, and the workpiece is taken out, namely, the workpiece material handle is cut off. Compared with the prior art, the utility model can ensure the processing quality of the workpiece and improve the qualification rate of the workpiece; the operation is simple, and the efficiency is improved; the degree of automation is higher, has reduced artifical work load and potential safety hazard.

Description

Device for automatically cutting off injection molding material handle

Technical Field

The utility model belongs to the technical field of injection molding tools, and relates to a device for automatically cutting off an injection molding handle.

Background

At present, various injection molding machines are increasingly applied to the processing field of enterprises in recent years, and can realize batch production. In the injection molding production process, molds with different structures can be designed according to the shapes of workpieces, the glue inlet position of each workpiece is designed differently, and the injection modes are different. In the injection molding production, the workpiece is taken out of the injection molding machine, and the material handle is left on the workpiece and needs to be manually broken off. The workpiece just removed from the injection molding machine is at a high temperature, probably between 50 and 70 ℃, and needs to be removed with gloves.

According to the size of the workpiece, glue openings with different shapes and sizes can be designed, so that the flow is ensured, and the quality of the workpiece is ensured. Some workpieces are designed with large glue openings, so that the material handle can be removed only by means of special tools due to the fact that the material handle is difficult to remove. When the material handle is removed by a tool, the tool is easily damaged. Meanwhile, the cutting effect cannot be guaranteed, and the quality of the workpiece may be adversely affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for automatically cutting off an injection molding material handle, which overcomes the defects of difficulty in removing the material handle, inconvenience in operation, potential safety hazard or incapability of ensuring the cutting effect and the like in the prior art.

The purpose of the utility model can be realized by the following technical scheme:

an apparatus for automatically severing an injection handle, comprising:

a bottom plate: a processing station for placing a workpiece is arranged on the bottom plate;

the pressing mechanism is positioned above the processing station: the device comprises a pressing block which moves along the vertical direction and is used for fixing a workpiece;

an impact mechanism for breaking a workpiece charge.

Furthermore, the impact mechanism comprises an impact air cylinder assembly, the impact air cylinder assembly is arranged on the side of the pressing block in a sliding mode, the impact air cylinder assembly comprises a piston rod and an impact block, one end of the piston rod is connected with the impact block, and the impact block is driven by the piston rod to impact and break a workpiece handle in the vertical direction.

Furthermore, the pressing block is provided with an adjusting bracket, the impact air cylinder assembly is connected with the adjusting bracket, and the position and the height of the impact air cylinder assembly are adjusted by adjusting the position of the impact air cylinder assembly on the adjusting bracket.

Furthermore, the bottom plate is provided with a first cylinder assembly, the first cylinder assembly is connected with the pressing block, and the first cylinder assembly drives the pressing block to press the workpiece downwards along the vertical direction.

Further, the positioning accuracy of the first cylinder assembly is 0.02 mm.

Furthermore, the first cylinder assembly can be a standard cylinder for pressing and fixing the workpiece.

Furthermore, the bottom plate is provided with a guide post, the axis of the guide post is parallel to the vertical direction, and the compressing block is connected with the guide post in a sliding manner to ensure that the compressing block moves in the vertical direction.

Furthermore, the pressing block is provided with a through hole, and the guide column penetrates through the through hole and slides along the inner wall of the through hole.

Furthermore, the number of the guide posts is 2.

Further, the processing station is matched with the shape of the workpiece so as to position the workpiece.

Furthermore, the pressing block is matched with the workpiece in shape.

Furthermore, a pressing block and a bottom plate made of appropriate materials can be selected according to the workpiece.

Furthermore, the compressing block and the bottom plate are made of aluminum.

When the impact type pneumatic hammer is used, a workpiece is placed on a machining station, the device is started, the first air cylinder assembly drives the pressing block to approach the machining station along the vertical direction and press the workpiece, and then the impact air cylinder assembly drives the impact block to move downwards to break a material handle. After the work is finished, the impact block is lifted, then the pressing block is lifted, and the workpiece is taken out, namely, the workpiece material handle is cut off.

Compared with the prior art, the utility model has the following advantages:

(1) the pressing mechanism ensures the stability of the workpiece during processing, and the material handle is cut off by using the impact force, so that the processing quality of the workpiece can be ensured, and the qualification rate of the workpiece is improved;

(2) the utility model has simple operation and improves the efficiency;

(3) the utility model has higher automation degree, reduces the manual workload and reduces the potential safety hazard.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the construction of the hold down block, impact cylinder assembly and adjustment bracket of the present invention;

fig. 3 is a schematic structural view of the supporting and positioning block and the guiding post of the present invention.

The notation in the figure is:

1-a first cylinder component, 2-a pressing block, 3-a supporting and positioning block, 4-a first pneumatic switch, 5-an impact cylinder component, 6-a guide column, 7-a bottom plate, 8-an adjusting bracket and 9-a second pneumatic switch.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

In the following embodiments or examples, functional components or structures that are not specifically described are all conventional components or structures that are adopted in the art to achieve the corresponding functions.

In the description of the present invention, unless otherwise specified, the terms "first", "second", "third", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model is described in detail below with reference to the figures and specific embodiments.

In order to overcome the defects of difficult material handle removal, inconvenient operation, potential safety hazard or incapability of ensuring the cutting effect and the like in the prior art, the utility model provides a device for automatically cutting off an injection molding material handle, which comprises the following components as shown in figure 1:

bottom plate 7: a processing station for placing a workpiece is arranged on the bottom plate 7;

the pressing mechanism is positioned above the processing station: the device comprises a pressing block 2 which moves along the vertical direction and is used for fixing a workpiece;

an impact mechanism for breaking a workpiece charge.

In some embodiments, referring to fig. 1, the processing station is a support positioning block 3.

In a more specific embodiment, the pressing block 2 is arranged in parallel right above the supporting and positioning block 3.

In a more specific embodiment, referring to fig. 1 and 3, the supporting and positioning block 3 is provided with a guide post 6, an axis of the guide post 6 is parallel to the vertical direction, and the pressing block 2 is slidably connected with the guide post 6 to ensure that the pressing block 2 moves in the vertical direction.

In a more specific embodiment, the compression block 2 is provided with a through hole, and the guide post 6 passes through the through hole and slides along the inner wall of the through hole.

Furthermore, the number of the guide posts 6 is 2.

In some specific embodiments, referring to fig. 1 and 2, the impact mechanism includes an impact cylinder assembly 5, the impact cylinder assembly 5 is slidably disposed at a side of the compression block 2, the impact cylinder assembly 5 includes a piston rod and an impact block, one end of the piston rod is connected to the impact block, and the impact block is driven by the piston rod to impact and break a workpiece handle in a vertical direction.

In a more specific embodiment, the compression block 2 is provided with an adjusting bracket 8, the impact cylinder assembly 5 is connected with the adjusting bracket 8, and the position and the height of the impact cylinder assembly 5 are adjusted by adjusting the position of the impact cylinder assembly 5 on the adjusting bracket 8.

In some specific embodiments, referring to fig. 1, the bottom plate 7 is provided with a first cylinder assembly 1, the first cylinder assembly 1 is connected to the pressing block 2, and the first cylinder assembly 1 drives the pressing block 2 to press the workpiece downward in the vertical direction.

In a more specific embodiment, the positioning accuracy of the first cylinder assembly 1 is 0.02 mm.

In a more specific embodiment, the first cylinder assembly 1 may be a standard cylinder for holding down a fixed workpiece.

In some embodiments, the processing station is adapted to the shape of the workpiece to position the workpiece.

In some specific embodiments, the compact 2 is adapted to the shape of the workpiece.

In some embodiments, the pressing block 2 and the bottom plate 7 may be made of suitable materials according to the workpiece.

In some specific embodiments, the material of the pressing block 2 and the bottom plate 7 is aluminum.

When the impact machine is used, a workpiece is placed on a machining station, the device is started, the first air cylinder assembly 1 drives the pressing block 2 to approach the machining station along the vertical direction and press the workpiece, and then the impact air cylinder assembly 5 drives the impact block to move downwards to break a material handle. After the work is finished, the impact block is lifted, then the pressing block is lifted, and the workpiece is taken out, namely, the workpiece material handle is cut off.

Example 1:

this embodiment provides a device of automatic cutting injection molding material handle, and the device includes: the device comprises a first cylinder assembly 1, a pressing block 2, a supporting and positioning block 3, a first pneumatic switch 4, an impact cylinder assembly 5, a guide column 6, a bottom plate 7, an adjusting bracket 8 and a second pneumatic switch 9. The first cylinder assembly 1 is a MISUM standard cylinder.

The base plate 7 is provided with a supporting and positioning block 3, the pressing block 2 is arranged right above the supporting and positioning block 3 in parallel, the pressing block 2 is connected with the first cylinder assembly 1, the first cylinder assembly 1 is fixed on the base plate 7, and the first cylinder assembly 1 drives the pressing block 2 to be far away from or close to the supporting and positioning block 3 along the vertical direction. The positioning accuracy of the first cylinder assembly 1 is 0.02 mm. The supporting and positioning block 3 is provided with a guide column 6, the axis of the guide column 6 is parallel to the vertical direction, the pressing block 2 is provided with a through hole, and the guide column 6 penetrates through the through hole and slides along the inner wall of the through hole to ensure that the pressing block 2 moves in the vertical direction.

The impact mechanism is characterized in that the compression block 2 is provided with an adjusting bracket 8, the impact cylinder assembly 5 is connected with the adjusting bracket 8, the impact cylinder assembly 5 is arranged on the side of the compression block 2, and the adjusting bracket 8 is used for adjusting the position and height of the impact cylinder assembly 5. The impact air cylinder assembly 5 comprises a piston rod, one end of the piston rod is connected with an impact block, and the impact block is driven by the impact air cylinder assembly 5 to impact and break the material handle along the vertical direction. The number of the impact cylinder assemblies 5 is 2.

When the workpiece is clamped, the supporting and positioning block 3 and the pressing block 2 are matched with the shape of the workpiece. The adaptive pressing block 2 can be selected according to the shape of the workpiece. Can select for use the compact heap 2 and the supporting and positioning piece 3 of suitable material according to concrete work piece, in this embodiment the material of compact heap 2 and supporting and positioning piece 3 is aluminium. The first pneumatic switch 4 and the second pneumatic switch 9 are respectively used for controlling the first cylinder assembly 1 and the impact cylinder assembly 5 to move up and down.

The operation steps of the utility model are as follows:

(1) firstly, a workpiece is placed on a supporting and positioning block 3, a first pneumatic switch 4 is opened, and a first cylinder assembly 1 drives a pressing block 2 to approach the supporting and positioning block 3 along the vertical direction and clamp and fix the workpiece;

(2) then the second pneumatic switch 9 is opened, the impact cylinder assembly 5 drives the impact block to move downwards, and the material bundle is broken;

(3) after the work is finished, the impact air cylinder assembly 5 is lifted, then the pressing block 2 is lifted, and the workpiece is taken out, namely the workpiece handle is cut off.

The embodiments described above are intended to facilitate a person of ordinary skill in the art in understanding and using the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims

1. An apparatus for automatically cutting off a handle of injection molding material, comprising:

bottom plate (7): a processing station for placing a workpiece is arranged on the bottom plate (7);

the pressing mechanism is positioned above the processing station: the device comprises a pressing block (2) which moves along the vertical direction and is used for fixing a workpiece;

an impact mechanism for breaking a workpiece charge.

2. The device for automatically cutting off the injection molding material handle is characterized in that the impact mechanism comprises an impact air cylinder assembly (5), the impact air cylinder assembly (5) is arranged on the side of the compression block (2) in a sliding mode, the impact air cylinder assembly (5) comprises a piston rod and an impact block, one end of the piston rod is connected with the impact block, and the impact block is driven by the piston rod to impact in the vertical direction and break the workpiece material handle.

3. An apparatus for automatically severing an injection handle according to claim 2, characterized in that said holding-down block (2) is provided with an adjustment bracket (8), said impact cylinder assembly (5) being connected to said adjustment bracket (8), the position and height of said impact cylinder assembly (5) being adjusted by adjusting the position of said impact cylinder assembly (5) on said adjustment bracket (8).

4. An apparatus for automatically cutting off an injection molding handle according to claim 1, characterized in that the base plate (7) is provided with a first cylinder assembly (1), the first cylinder assembly (1) is connected with the pressing block (2), and the first cylinder assembly (1) drives the pressing block (2) to press the workpiece downwards in a vertical direction.

5. An apparatus for automatically severing an injection handle according to claim 4, characterized in that the positioning accuracy of said first cylinder assembly (1) is 0.02 mm.

6. An apparatus for automatically cutting off injection molding knobs as defined in claim 1, characterized in that the base plate (7) is provided with guide studs (6), the axis of the guide studs (6) is parallel to the vertical direction, and the holding-down blocks (2) are slidably connected to the guide studs (6).

7. A device for the automatic severing of injection molded plastic handles according to claim 6, characterized in that said compression block (2) is provided with a through hole through which said guide post (6) passes and slides along the inner wall of said through hole.

8. An apparatus for automatically severing a plastic handle as claimed in claim 6, characterized in that said guide (6) is provided in 2.

9. An apparatus for automatically severing an injection handle according to claim 1, wherein said processing station is adapted to the shape of the workpiece.

10. An apparatus for automatically severing an injection handle according to claim 1, characterized in that said compression block (2) is adapted to the shape of the workpiece.