CN112317602A

CN112317602A - Full-automatic valve sheet high-speed punching machine

Info

Publication number: CN112317602A
Application number: CN202011336400.1A
Authority: CN
Inventors: 于佳; 陈志国
Original assignee: Jiaxing Xinghuan Auto Parts Co ltd
Current assignee: Jiaxing Xinghuan Auto Parts Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-02-05
Anticipated expiration: 2040-11-25
Also published as: CN112317602B

Abstract

The invention discloses a full-automatic valve sheet high-speed punching machine, which comprises: the punching part comprises a punching machine, a blanking jig is arranged on the punching machine, and the blanking jig comprises an upper die and a lower die; the blanking part comprises a blanking air pipe, a blanking air hole is formed in the lower die, and two ends of the blanking air pipe are respectively connected with the blanking air hole and an air source; the feeding part is positioned on one side of the lower die and comprises a feeding table, the feeding table comprises a base, a gasket and an upper cover, the gasket is arranged between the base and the upper cover, a feeding channel is formed between the base and the upper cover, the feeding channel transversely penetrates through the feeding table, a feeding plate is arranged in the feeding channel and is connected with a first driving mechanism, and a material storage barrel is arranged on the upper cover and is communicated into the feeding channel.

Description

Full-automatic valve sheet high-speed punching machine

Technical Field

The invention belongs to the field of blanking equipment, and particularly relates to a full-automatic high-speed valve sheet punching machine.

Background

The valve plate is an important part in the compressor and is an important part for ensuring the sealing performance of the compressor, the production raw material of the valve plate is coiled metal strip, and the valve plate with various types needs to be punched by matching a punching device and a punching die during production.

As shown in fig. 9, at present, a metal band is punched on a punching device to form a circular blank of a valve plate a, and then the valve plate a is placed on a set of punching jig for punching to punch a through hole to form a valve plate B.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides equipment capable of realizing automatic feeding, then blanking and automatic blanking to form an automatic blanking valve plate, and the production efficiency is improved.

In order to achieve the purpose, the invention provides the following technical scheme: a full automatic valve plate high speed punch machine comprising:

the punching part comprises a punching machine, a blanking jig is arranged on the punching machine, and the blanking jig comprises an upper die and a lower die;

the blanking part comprises a blanking air pipe, a blanking air hole is formed in the lower die, and two ends of the blanking air pipe are respectively connected with the blanking air hole and an air source;

the feeding part is positioned on one side of the lower die and comprises a feeding table, the feeding table comprises a base, a gasket and an upper cover, the gasket is arranged between the base and the upper cover, a feeding channel is formed between the base and the upper cover and transversely penetrates through the feeding table, a feeding plate is arranged in the feeding channel and connected with a first driving mechanism, and a storage barrel is arranged on the upper cover and communicated into the feeding channel.

The material receiving part comprises a material receiving platform, a material receiving baffle is connected to the material receiving platform in a sliding mode, a blocking cover is arranged in front of the material receiving baffle and is arranged on the upper surface of the material receiving baffle, and the material receiving baffle is connected with a second driving mechanism.

Further be provided with the blanking district on the lower mould, the center in blanking district is provided with the convex locating pin that makes progress, be provided with a plurality of punches a hole around the corresponding locating pin in blanking district, it permeates to the bottom surface of lower mould to punch a hole, be provided with the drift on the last mould, be provided with on the drift with locating pin complex recess, be provided with on the drift with punch a hole complex towards the needle, the unloading gas pocket is located the blanking district.

And the blanking air holes are further obliquely arranged.

The discharging air hole is communicated to one of the punched holes.

And an arc-shaped first positioning groove is formed in the front side of the feeding plate.

Further the upper cover and the gasket are detachably connected with the base.

The feeding part further comprises a vibration disk, and the vibration disk is connected with the material storage barrel.

And the front side of the material receiving baffle is provided with an arc-shaped second positioning groove.

Furthermore, the blocking cover is provided with a plurality of tabletting air holes with downward openings, and the tabletting air holes are connected with an air source.

Compared with the prior art, the invention has the beneficial effects that:

1. the feeding part can automatically and sequentially feed the blanks in the storage barrel to the blanking jig through the feeding plate, the blanks are blanked into finished products through the blanking jig, and then the finished products are blown away through the blanking air pipe to complete a set of automatic blanking process;

2. by arranging the material receiving part, the blanks can be quickly aligned in the material loading process effectively, namely, the automatic alignment of the valve plate in the material loading process is realized;

3. in the feeding process, the valve plate blank is pushed to advance according to a preset route, so that the valve plate blank can be prevented from falling accidentally;

4. by additionally arranging the vibrating disk, valve plates can be continuously punched in large batch;

5. through the gasket of changing different thickness, can the blanking valve block of different thickness, improve the suitability.

Drawings

FIG. 1 is a schematic structural diagram of a full-automatic valve sheet high-speed punching machine;

FIG. 2 is an enlarged view of section C of FIG. 1;

FIG. 3 is a schematic structural view of the feeding part and the receiving part when the feeding part and the receiving part are reset completely;

fig. 4 is a first schematic perspective view of a blanking jig;

fig. 5 is a schematic perspective view of a blanking jig;

FIG. 6 is a cross-sectional view of the lower die;

FIG. 7 is a schematic perspective view of a feeding section;

fig. 8 is a schematic perspective view of a material receiving part;

FIG. 9 is a schematic diagram showing the structural change from the valve sheet blank A to the finished valve sheet B.

Reference numerals: 1. a punch press; 11. an upper die; 111. a punch; 1112. punching a needle; 1113. a groove; 12. a lower die; 121. a blanking area; 122. positioning pins; 123. punching; 124. blanking air holes; 125. a blanking air pipe; 21. a feeding table; 211. a base; 212. a gasket; 213. an upper cover; 214. an avoidance groove; 215. a feed channel; 22. a feeding plate; 221. a first positioning groove; 23. a first drive mechanism; 24. a storage cylinder; 31. a receiving platform; 32. a material receiving baffle; 321. a blocking cover; 3211. tabletting air holes; 322. a second positioning groove; 33. a second drive mechanism.

Detailed Description

An embodiment of the fully automatic valve plate high-speed punching machine of the present invention will be further described with reference to fig. 1 to 9.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.

A full automatic valve plate high speed punch machine comprising:

the punching part comprises a punching machine 1, and a blanking jig is arranged on the punching machine 1 and comprises an upper die 11 and a lower die 12;

the blanking part comprises a blanking air pipe 125, a blanking air hole 124 is formed in the lower die 12, and two ends of the blanking air pipe 125 are respectively connected with the blanking air hole 124 and an air source;

the feeding part is positioned on one side of the lower die 12 and comprises a feeding table 21, the feeding table 21 comprises a base 211, a gasket 212 and an upper cover 213, the gasket 212 is arranged between the base 211 and the upper cover 213 and enables a feeding channel 215 to be formed between the base 211 and the upper cover 213, the feeding channel 215 transversely penetrates through the feeding table 21, a feeding plate 22 is arranged in the feeding channel 215, the feeding plate 22 is connected with a first driving mechanism 23, a storage barrel 24 is arranged on the upper cover 213, and the storage barrel 24 is communicated into the feeding channel 215.

In this embodiment, the lower die 12 is provided with a blanking area 121, the center of the blanking area 121 is provided with a positioning pin 122 protruding upward, the periphery of the blanking area 121 corresponding to the positioning pin 122 is provided with a plurality of punched holes 123, the punched holes 123 penetrate through to the bottom surface of the lower die 12, the upper die 11 is provided with a punch 111, the punch 111 is provided with a groove 1113 matched with the positioning pin 122, the punch 111 is provided with a punch needle 1112 matched with the punched holes 123, and the blanking air holes 124 are located in the blanking area 121.

The blanking area 121 in this embodiment has a flat surface, wherein the positioning pin 122 is preferably in the shape of an arc surface, the volume of the positioning pin 122 protruding out of the surface of the blanking area 121 is smaller than a hemisphere, and the diameter of the positioning pin 122 contacting the surface of the blanking area 121 is slightly smaller than the inner diameter of the valve plate, so that the valve plate can be positioned at the designated position of the blanking area 121 by the positioning pin 122 after reaching the lower die 12.

The hole diameter of the punched hole 123 is preferably gradually increased from top to bottom, so that the scraps generated during blanking can smoothly fall from the punched hole 123.

The blanking air holes 124 in this embodiment may have one or more, but the position of the blanking air holes 124 is deviated from the center of the blanking area 121, that is, it can apply air flow to the side surface of the valve plate, so that the valve plate flies out to the other side, therefore the position arrangement of the blanking air holes 124 is determined according to the position of the valve plate to be blanked, as shown in fig. 1, the inner side of the paper is the punch 1, and if the blanking (flying out) of the blanked valve plate product to the paper is selected, the blanking air holes 124 are arranged on the side of the blanking area 121 towards the inner side of the paper.

The valve plate is preferably blanked out of the front side (out of the paper) of the press 1 at the blanking air hole 124, and a collection box is preferably arranged at the front side of the press 1 for collecting the blanked valve plate finished product.

As shown in fig. 4 to 6, in the embodiment, the blanking air holes 124 are preferably arranged in an inclined manner, and the inclined direction of the blanking air holes 124 is the same as the flying direction of the finished valve plate, so that the valve plate is further easily controlled to fly out.

The blanking air hole 124 is preferably communicated with one of the punched holes 123, high-pressure air is instantly introduced into the blanking air hole 124 from an air source, the air flow can be blown out through the punched holes 123, and meanwhile, the air flow acts on the inner wall of the punched through hole of the valve plate (the valve plate has a certain thickness) to blow out the valve plate, so that unnecessary holes in the surface of the blanking area 121 can be reduced, and extra indentation of the valve plate blank in the blanking process is avoided.

As shown in fig. 1 and fig. 3, in this embodiment, taking the feeding portion located at the left side of the punch 1 as an example, a valve plate blank is placed in the storage barrel 24, wherein the first driving mechanism 23 is used for moving the feeding plate 22 back and forth in the feeding channel 215, the first driving mechanism 23 may adopt a linear driving mechanism such as an air cylinder, a linear motor, or a rack and pinion, which is matched with the first driving mechanism, when the feeding plate 22 retracts to the left side of the storage barrel 24, the lowermost valve plate in the storage barrel 24 falls into the feeding channel 215, and the feeding plate 22 advances, that is, the lowermost valve plate is pushed to move forward and pushed out of the feeding channel 215 onto the lower die 12, so that the valve plate is sleeved on the positioning pin 122, and after the feeding is completed, the.

In the present embodiment the feed channel 215 is flush with the surface of the blanking area 121 or slightly higher than the surface of the blanking area 121.

As shown in fig. 7, the front side of the feeding plate 22 is provided with an arc-shaped first positioning groove 221.

The first positioning groove 221 is preferably semicircular, and when the valve plate is pushed, the rear side and the left and right sides of the valve plate (the forward direction of the valve plate is the front side, i.e., the side facing the blanking jig) can be limited in the first positioning groove 221, so that the valve plate smoothly and accurately falls into the blanking area 121.

In this embodiment, the upper cover 213 and the gasket 212 are preferably detachably connected to the base 211, and the three parts can be detachably connected by bolts.

After the bolts are taken down, the gaskets 212 can be replaced, that is, the valve plates with different thicknesses can be replaced, so as to change the height of the feeding channel 215, in this embodiment, the height of the feeding channel 215 is greater than the thickness of the valve plate to be punched, but is smaller than twice the thickness of the valve plate to ensure that one valve plate is fed into the punching area 121 for punching at each time, wherein the valve plate with the thickness smaller than the thinnest thickness is preferably adopted for the thickness of the feeding plate 22, and therefore smooth pushing can be ensured even after the valve plate is replaced.

In this embodiment, the thickness of the valve sheet to be punched is relatively thin, the thickness of the corresponding feed plate 22 is also relatively thin, a clamping block is preferably arranged on the rear side of the valve sheet, the first driving mechanism 23 is connected with the clamping block, the contact area between the first driving mechanism and the feed plate 22 is increased by using the clamping block, meanwhile, an avoiding groove 214 for the clamping block to move is formed in the feed table 21, a feed channel 215 is still arranged on two sides of the avoiding groove 214, and the feed channel 215 can support two sides of the feed plate 22 to prevent the valve sheet from being bent when moving.

The feeding part which is preferred in the embodiment further comprises a vibration disc (not shown in the figure), the vibration disc is connected with the material storage barrel 24, a large amount of valve plate blanks can be placed in the vibration disc at the moment, the valve plates are placed in the material storage barrel 24 to be pushed through screening of the vibration disc, unattended operation can be performed for a long time, and the working efficiency is improved.

The preferred still including connect the material portion of this embodiment, connect material portion and pay-off part to arrange about lower mould 12 axisymmetric, connect the material portion to include and connect material platform 31, connect material platform 31 to go up sliding connection and have and connect material baffle 32, connect the place ahead of material baffle 32 to be provided with and keep off lid 321, keep off lid 321 and set up in the upper surface that connects material baffle 32, connect material baffle 32 to be connected with second actuating mechanism 33, the structural style that can refer to first actuating mechanism 23 of second actuating mechanism 33 in this embodiment adopts like cylinder or motor etc..

As shown in fig. 1 and 3, the receiving platform 31 is used to support the receiving baffle 32 so that it can move along a straight line smoothly, wherein the receiving portion is located at the right side of the press 1 and is arranged symmetrically with the feeding portion.

In this embodiment, the front side of the receiving baffle 32 refers to the side of the advancing direction, that is, the side facing the blanking jig, the front side of the receiving baffle 32 forms a blocking surface, the bottom surface of the receiving baffle 32 is flush with the surface of the blanking area 121 or slightly lower than the surface of the blanking area 121, and the top surface of the receiving baffle 32 is higher than the top end of the positioning pin 122; in operation, the receiving baffle 32 is moved forward by the second driving mechanism 33 until the receiving baffle 32 reaches the edge of the blanking area 121, and the blocking cover 321 covers the blanking area 121, as shown in fig. 2; then the feeding part acts, the feeding plate 22 pushes a valve plate to reach the blanking area 121 from the feeding channel 215, if the kinetic energy of the valve plate is large, the valve plate will touch the blocking surface of the receiving baffle 32 and stop, and fall down along the positioning pin 122 and are sleeved on the positioning pin 122, meanwhile, the blocking cover 321 can prevent the valve plate from bouncing upwards due to touching the positioning pin 122, the feeding speed of the feeding plate 22 can be greatly improved by using the receiving part, and the valve plate is ensured to smoothly fall on the designated position of the blanking area 121; after the valve plate is in place, the second driving mechanism 33 enables the material receiving baffle 32 to reset rapidly, the upper die 11 can fall down smoothly for blanking, and the automatic alignment function can be achieved in the valve plate feeding process.

The front side of the material receiving baffle 32 in this embodiment is preferably provided with an arc-shaped second positioning groove 322, as shown in fig. 8, the second positioning groove 322 is preferably semicircular, and when the valve plate is blocked by the second positioning groove 322, the front side, the left side and the right side of the valve plate can be limited in the second positioning groove 322, so that the valve plate can smoothly and accurately fall into the blanking area 121; meanwhile, the second positioning groove 322 and the first positioning groove 221 are preferably combined to form a complete circular groove.

In this embodiment, the blocking cover 321 is preferably provided with a plurality of pressing sheet air holes 3211 with downward openings, the pressing sheet air holes 3211 are connected to an air source, after the blocking cover 321 is located above the blanking area 121, the valve sheet is sent to the blanking area 121, at this time, air is supplied through the pressing sheet air holes 3211, and if the valve sheet is not flat, the air flow blows toward the skewed valve sheet, so that the valve sheet is aligned and flat and is attached to the surface of the blanking area 121.

As shown in fig. 8, in the present embodiment, a plurality of tablet holes 3211 are circumferentially and uniformly distributed around the positioning pin 122.

In this embodiment, the feeding portion and the receiving portion are both connected to the punch 1 in a sliding manner, and a locking mechanism is provided, that is, a sliding block is provided on each of the feeding portion and the receiving portion, and a sliding rail is provided on the punch 1, wherein the locking mechanism can adopt a positioning locking handle.

The specific working process is as follows:

pouring a large amount of valve plate blanks to be punched into a vibration disc, and leading the valve plates into a storage barrel 24 in order by the vibration disc through vibration arrangement; the second driving mechanism 33 of the material receiving part acts to make the material receiving baffle 32 move forward (towards the blanking jig) along the material receiving table 31 and reach the blanking area 121 to wait; the first driving mechanism 23 of the feeding part acts to push the feeding plate 22 out of the valve plate at the lowest layer to the blanking area 121 along the feeding channel 215; the air source is used for ventilating the pressing sheet air hole 3211, the valve plates of the blanking area 121 are arranged flatly by air flow to be attached to the surface of the blanking area 121, and then the feeding plate 22 and the receiving baffle 32 are reset completely; the punching machine 1 moves to enable the upper die 11 to move downwards to punch the valve plate, and after the punching is finished, the upper die 11 resets; the air source is used for ventilating the blanking air hole 124, and the blanked valve plate is blown away from the blanking area 121 through the air flow, so that the blanking process of the valve plate is completed.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. A full-automatic valve plate high-speed punching machine is characterized by comprising:

2. The full-automatic valve plate high-speed punching machine according to claim 1, characterized in that: still including connecing the material part, connect material part and pay-off part to be arranged about lower mould axial symmetry, connect the material part including connecing the material platform, connect the bench sliding connection of material to connect the material baffle, the place ahead of connecing the material baffle is provided with the fender lid, the fender lid sets up in connecing the upper surface of material baffle, connects the material baffle to be connected with second actuating mechanism.

3. The full-automatic valve plate high-speed punching machine according to claim 2, characterized in that: the lower die is provided with a blanking area, the center of the blanking area is provided with an upward convex positioning pin, a plurality of punched holes are formed in the periphery of the corresponding positioning pin of the blanking area, the punched holes penetrate to the bottom surface of the lower die, a punch is arranged on the upper die, a groove matched with the positioning pin is formed in the punch, a punching needle matched with the punched holes is arranged on the punch, and the blanking air hole is located in the blanking area.

4. The full-automatic valve plate high-speed punching machine according to claim 3, characterized in that: the blanking air holes are arranged in an inclined mode.

5. The full-automatic valve plate high-speed punching machine according to claim 4, characterized in that: the blanking air hole is communicated to one of the punched holes.

6. The full-automatic valve plate high-speed punching machine according to any one of claims 2 to 5, characterized in that: the front side of the feeding plate is provided with an arc-shaped first positioning groove.

7. The full-automatic valve plate high-speed punching machine according to claim 6, wherein: the upper cover, the gasket and the base are detachably connected.

8. The full-automatic valve plate high-speed punching machine according to claim 7, characterized in that: the feeding part also comprises a vibrating disk, and the vibrating disk is connected with the material storage barrel.

9. The full-automatic valve plate high-speed punching machine according to claim 6, wherein: the front side of the material receiving baffle is provided with an arc-shaped second positioning groove.

10. The full-automatic valve plate high-speed punching machine according to claim 9, characterized in that: the blocking cover is provided with a plurality of tabletting air holes with downward openings, and the tabletting air holes are connected with an air source.