Automatic feeding device for forming machine

Abstract

The utility model relates to the technical field of strontium titanate piezoresistor blank sheet forming, in particular to an automatic feeding device for a forming machine. Comprising a supporting assembly, a material barrel and a vacuum suction piece. The supporting assembly comprises a swing driving source, a support and a heating piece, the support is used for bearing the material barrel, the swing driving source is arranged on the support and drives the material barrel to swing, and the heating piece is arranged on the support and heats the material barrel; the vacuum suction part comprises a first fixing plate, a suction pipe assembly, a connector, a hose assembly, a second fixing plate and a vacuum generator, the connector is arranged on the first fixing plate and provided with an inner cavity, the suction pipe assembly is arranged on the connector and communicated with the inner cavity, one end of the hose assembly is connected with the connector and communicated with the inner cavity, and the other end of the hose assembly is connected with the second fixing plate. The other end of the hose assembly is connected with the second fixing plate. The vacuum generator is arranged on the second fixing plate and communicates with the hose assembly. The first fixing plate covers a barrel opening of the material barrel; the purpose of automatic powder supply is achieved, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to strontium titanate pressure sensitive resistor green sheet forming technical field, especially a kind of automatic feeding device for forming machine. BACKGROUND

[0002] Traditional forming feeding is completed by artificial, and the following conditions are usually as follows: raw material powder is placed in the bucket, the height of the bucket is less than the height of the forming machine, so the powder in the material cylinder is usually added to the bucket of the forming machine which is two or three meters high by artificial spoon by spoon, and the following problems exist in this operation method:

[0003] 1. The working environment is dusty, which has health hazards to the body, and there are safety hazards of accidental falling during feeding process; 2. Increase the transportation cost, low production efficiency and high production cost;

[0004] 3. The production mode of artificial feeding also has the risk of mixing materials, which affects the production quality. SUMMARY

[0005] In order to overcome the health hazards, high production cost and unstable production quality in the prior art, the purpose of the utility model is to provide an automatic feeding device for forming machine, to realize automatic feeding, improve production efficiency and controllability of production quality.

[0006] To achieve the above purpose, the technical scheme of the utility model is as follows:

[0007] An automatic feeding device for forming machine, comprising a support assembly, a bucket and a vacuum suction material piece;

[0008] The support assembly comprises a swing driving source, a bracket and a heating element, the bracket is used to carry the bucket, the swing driving source is arranged on the bracket and drives the bucket to swing, and the heating element is arranged on the bracket and heats the bucket;

[0009] The vacuum suction material piece comprises a first fixed plate, a suction pipe assembly, a connecting body, a hose assembly, a second fixed plate and a vacuum generator, the connecting body is arranged on the first fixed plate, the connecting body is provided with an inner cavity, the suction pipe assembly is arranged on the connecting body and communicates with the inner cavity, one end of the hose assembly is connected with the connecting body and communicates with the inner cavity, the other end of the hose assembly is connected with the second fixed plate, and the vacuum generator is arranged on the second fixed plate and communicates with the hose assembly;

[0010] The first fixed plate is used to cover the barrel opening of the bucket, and the second fixed plate is used to cover the external feeding barrel.

[0011] Further, the suction pipe assembly comprises a rotating ring and a plurality of branch pipes, the rotating ring is rotatably connected to the connecting body, and the plurality of branch pipes are arranged on the rotating ring.

[0012] Further, each branch pipe is arranged at an angle with the central axis of the rotating ring.

[0013] Further, the vacuum material suction device further comprises an induction assembly arranged on the second fixed plate.

[0014] Further, the branch pipe is provided with a plurality of side holes arranged in sequence along the height direction of the branch pipe, and the side holes penetrate the pipe wall of the branch pipe.

[0015] Further, the bracket is provided with a limiting groove and a sliding groove, the limiting groove is arranged on the upper surface of the bracket and is arranged in a concave arc shape, the sliding groove is arranged in the limiting groove, the sliding groove is arranged along the radial direction of the limiting groove, the material bucket is arranged in the limiting groove, the material bucket is provided with a protruding block, and the protruding block is slidably connected in the sliding groove.

[0016] Further, the number of the hose assemblies is multiple, and the multiple hose assemblies are arranged in a ring array along the central axis of the connecting body.

[0017] The beneficial effects of the utility model are as follows: the vacuum material suction device composed of the first fixed plate, the suction pipe assembly, the connecting body, the hose assembly, the second fixed plate and the vacuum generator is arranged, powder is automatically supplied from the material bucket to the material box of the molding equipment outside, the purpose of automatically supplying powder is achieved, production efficiency is improved, production cost is reduced, and quality controllability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is a schematic diagram of the plane structure of the utility model;

[0019] Fig. 2 It is a schematic diagram of the three-dimensional structure of the utility model.

[0020] The reference signs include:

[0021] 1 - support assembly 11 - swing driving source 12 - bracket

[0022] 121 - limiting groove 122 - sliding groove 13 - heating element

[0023] 2 - material bucket 3 - vacuum material suction device 31 - first fixed plate

[0024] 32 - suction pipe assembly 321 - rotating ring 322 - branch pipe

[0025] 3221 - assembly three 33 - connecting body 34 - hose assembly

[0026] 35 - second fixed plate 36 - vacuum generator 37 - induction assembly. DETAILED DESCRIPTION

[0027] For the convenience of those skilled in the art to understand, the utility model is further explained below in combination with examples and drawings, and the content mentioned in the implementation mode is not a limitation of the utility model.

[0028] Please refer to Figs. 1-2 The utility model relates to an automatic feeding device for forming machine, including support assembly 1, bucket 2 and vacuum suction material piece 3,

[0029] The support assembly 1 includes swing drive source 11, support 12, heating element 13, the support 12 is used to bear bucket 2, the swing drive source 11 is located support 12 and drives bucket 2 to swing, the heating element 13 is located support 12 and heats bucket 2,

[0030] The vacuum suction material piece 3 includes first fixed plate 31, suction pipe assembly 32, connecting body 33, hose assembly 34, second fixed plate 35 and vacuum generator 36, the connecting body 33 is located first fixed plate 31, the connecting body 33 is equipped with inner cavity, the suction pipe assembly 32 is located connecting body 33 and is communicated with inner cavity, one end of the hose assembly 34 is connected with connecting body 33 and is communicated with inner cavity, the other end of the hose assembly 34 is connected with second fixed plate 35, the vacuum generator 36 is located second fixed plate 35 and is communicated with hose assembly 34,

[0031] The first fixed plate 31 is used to cover the barrel mouth of bucket 2, and the second fixed plate 35 is used to cover the external material feeding barrel.

[0032] Specifically, in the embodiment, the support 12 is used to bear the bucket 2, the number of the heating element 13 is multiple, the heating element 13 is annular, is sequentially sleeved on the outer surface of the bucket 2 from top to bottom, the setting of the heating element 13 ensures that the working temperature of the bucket 2 is at a preset constant value, so that the powder is in a relatively stable state under different working environments, ensures the stability of production quality, and has the effect of preheating on the powder, the swing drive source 11 is located in the support 12 and drives the bucket 2 to swing within a preset angle, so that the powder in the bucket 2 is in a flowing state, after the external production raw material powder is poured into the bucket 2, the first fixed plate 31 is covered on the open end of the bucket 2, to avoid the powder in the bucket 2 from floating out of the bucket 2, the suction pipe assembly 32 extends into the bucket 2, the suction pipe assembly 32, the connecting body 33 and the hose assembly 34 are sequentially connected and communicated, the second fixed plate 35 is covered in the material box of the external forming equipment, the vacuum generator 36 is started, the powder in the bucket 2 enters the material box of the external forming equipment through the suction pipe assembly 32, the connecting body 33 and the hose assembly 34, and enters the forming process of the workpiece.

[0033] The vacuum material suction device 3 is composed of the first fixed plate 31, the suction pipe assembly 32, the connecting body 33, the hose assembly 34, the second fixed plate 35 and the vacuum generator 36, so as to automatically supply the powder from the barrel 2 to the material box of the external molding equipment, realize the automatic powder supply, improve the production efficiency, reduce the production cost and improve the quality controllability.

[0034] The suction pipe assembly 32 comprises a rotating ring 321 and a plurality of branch pipes 322, the rotating ring 321 is rotationally connected to the connecting body 33, and the plurality of branch pipes 322 are arranged on the rotating ring 321. The rotating ring 321 is arranged so that the plurality of branch pipes 322 are in a rotating state, which has a stirring effect on the powder in the barrel 2, so that the powder is in a floating state, facilitating material suction.

[0035] Each branch pipe 322 is arranged at an angle with the central axis of the rotating ring 321, that is, the branch pipe 322 is arranged obliquely, which expands the stirring area of the branch pipe 322 and improves the stirring effect.

[0036] The vacuum material suction device 3 further comprises an induction assembly 37 arranged on the second fixed plate 35. The induction assembly 37 adopts an infrared laser induction structure and is used for sensing the powder amount in the material box of the external molding equipment. When the powder amount in the material box is lower than a preset value, the vacuum material suction device 3 starts to supply, and vice versa.

[0037] The branch pipe 322 is provided with a plurality of side holes 3221 arranged in sequence along the height direction of the branch pipe 322. The side holes 3221 penetrate the pipe wall of the branch pipe 322, and the powder in the barrel 2 enters the branch pipe 322 through each side hole 3221, thereby improving the powder suction amount.

[0038] The support 12 is provided with a limiting groove 121 and a sliding groove 122. The limiting groove 121 is arranged on the upper surface of the support 12 and is arranged in a concave arc shape. The sliding groove 122 is arranged in the limiting groove 121 and is arranged along the radial direction of the limiting groove 121. The barrel 2 is arranged in the limiting groove 121. The barrel 2 is provided with a protrusion which is slidingly connected in the sliding groove 122. The sliding groove 122 and the protrusion (not shown) are arranged to stabilize the direction of the barrel 2 during swinging, thereby improving the production safety.

[0039] The number of the hose assemblies 34 is multiple, and the multiple hose assemblies 34 are arranged in a ring array along the central axis of the connecting body 33. The arrangement of the multiple hose assemblies 34 prevents one of the hose assemblies 34 from being blocked while the other hose assemblies 34 are normally used, thereby ensuring the continuity of powder supply.

[0040] The above merely describes preferred embodiments of the present application, and for those skilled in the art, according to the idea of the present application, changes can be made in the specific implementation manner and application range, and the content of the specification should not be understood as a limitation of the present application.

Claims

1. An automatic charging device for a forming machine, characterized in that: Supporting assembly (1), bucket (2) and vacuum suction material piece (3) are included. The supporting assembly (1) comprises a swing driving source (11), a support (12), and a heating piece (13), the support (12) is used for carrying the bucket (2), the swing driving source (11) is arranged on the support (12) and drives the bucket (2) to swing, and the heating piece (13) is arranged on the support (12) and heats the bucket (2). The vacuum suction material piece (3) comprises a first fixed plate (31), a suction pipe assembly (32), a connecting body (33), a hose assembly (34), a second fixed plate (35) and a vacuum generator (36), the connecting body (33) is arranged on the first fixed plate (31), the connecting body (33) is provided with an inner cavity, the suction pipe assembly (32) is arranged on the connecting body (33) and communicates with the inner cavity, one end of the hose assembly (34) is connected with the connecting body (33) and communicates with the inner cavity, the other end of the hose assembly (34) is connected with the second fixed plate (35), and the vacuum generator (36) is arranged on the second fixed plate (35) and communicates with the hose assembly (34). The first fixed plate (31) is used for covering the barrel opening of the bucket (2), and the second fixed plate (35) is used for covering the outer material inlet barrel.

2. The automatic charging device for a molding machine according to claim 1, characterized by: The suction pipe assembly (32) comprises a rotating ring (321) and a plurality of branch pipes (322), the rotating ring (321) is rotatably connected to the connecting body (33), and the plurality of branch pipes (322) are arranged on the rotating ring (321).

3. The automatic charging device for a molding machine according to claim 2, characterized by: Each branch pipe (322) is arranged at an angle with the central axis of the rotating ring (321).

4. The automatic charging device for a molding machine according to claim 1, characterized by: The vacuum suction material piece (3) further comprises an induction assembly (37), and the induction assembly (37) is arranged on the second fixed plate (35).

5. The automatic charging device for a molding machine according to claim 3, characterized by: The branch pipe (322) is provided with a plurality of side holes (3221), and the plurality of side holes (3221) are sequentially arranged along the height direction of the branch pipe (322), and the side hole (3221) penetrates the pipe wall of the branch pipe (322).

6. The automatic charging device for a molding machine according to claim 1, characterized by: The support (12) is provided with a limiting groove (121) and a sliding groove (122), the limiting groove (121) is arranged on the upper surface of the support (12) and is arranged in a concave arc shape, the sliding groove (122) is arranged in the limiting groove (121), the sliding groove (122) is arranged along the radial direction of the limiting groove (121), the bucket (2) is arranged in the limiting groove (121), the bucket (2) is provided with a protruding block, and the protruding block is slidably connected in the sliding groove (122).

7. The automatic charging device for a molding machine according to claim 1, characterized by: The number of the hose assembly (34) is multiple, and the multiple hose assemblies (34) are arranged in a ring array along the central axis of the connecting body (33).

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