CN112873421B

CN112873421B - Die for cutting material

Info

Publication number: CN112873421B
Application number: CN202110198030.8A
Authority: CN
Inventors: 向军; 封浩; 冯霞霞; 王金磊
Original assignee: Jiangsu Xinzhida New Energy Equipment Co ltd
Current assignee: Jiangsu Xinzhida New Energy Equipment Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-12-28
Anticipated expiration: 2041-02-22
Also published as: CN112873421A

Abstract

The invention provides a die for cutting a sheet, which is used for cutting chips from a strip-shaped sheet and comprises an upper backing plate, a suction nozzle and a lower backing plate, wherein the lower backing plate is arranged below the upper backing plate at intervals; the strip-shaped material sheet extends into the space between the upper backing plate and the lower backing plate from the inlet and extends outwards from the outlet; an upper through hole which penetrates through the upper and lower parts is formed in the upper backing plate at the position corresponding to the chip on the strip-shaped material sheet, and a plurality of suction nozzles are inserted into the upper through hole from the upper part; the lower base plate is provided with a plurality of upper through holes, the upper through holes are arranged on the upper base plate, the lower base plate is provided with a plurality of lower through holes, the lower base plate is provided with a plurality of upper through holes, the lower through holes are arranged on the lower base plate, the upper through holes are communicated with the upper through holes, the lower through holes are communicated with the lower through holes, the lower through holes are communicated with the upper through holes, the lower through holes are communicated with the lower through holes, punches capable of moving up and down are inserted into the lower through holes, chips are cut through the quick movement of the punches, and the chips are collected through suction nozzles after cutting, the strip-shaped material pieces can be conveyed continuously to realize continuous operation, the speed and the efficiency of cutting the chips are greatly improved, and the labor intensity of operators is reduced.

Description

Die for cutting material

Technical Field

The invention relates to the field of electronic element processing, in particular to a stamping die for cutting a material sheet.

Background

In the present piece formula chip production trade, the device is tailor to the tablet is placed through the manual work to the universal mode of production, and die-cut taking out in the device follows the tablet with the chip through tailorring, then the manual work takes out the tablet after die-cut, changes new tablet, and this kind of mode operating personnel's working strength is higher, and production efficiency is lower, and the mode position repeatability of manual work placing is not high, and the quality can not obtain the assurance.

Disclosure of Invention

The technical problems to be solved by the invention are that the manual loading and unloading mode has high working strength and low production efficiency, the position repeatability of the manual placing mode is not high, and the quality cannot be guaranteed.

The technical scheme adopted by the invention for solving the technical problems is as follows: a die for cutting a material sheet is used for cutting chips from a strip-shaped material sheet and comprises an upper base plate, suction nozzles and a lower base plate, wherein the lower base plate is arranged below the upper base plate at intervals, one end between the upper base plate and the lower base plate is an inlet, and the other end is an outlet; the strip-shaped material sheet extends into the space between the upper backing plate and the lower backing plate from the inlet and extends outwards from the outlet; an upper through hole which penetrates through the upper and lower parts is formed in the upper backing plate at the position corresponding to the chip on the strip-shaped material sheet, and a plurality of suction nozzles are inserted into the upper through hole from the upper part; and a punch capable of moving up and down is inserted into the lower backing plate from bottom to top at a position corresponding to the lower position of each upper through hole.

Further: the punching device is characterized in that a window hole is formed in the lower backing plate, a pressing plate capable of moving up and down is arranged in the window hole, a lower through hole penetrating through the pressing plate up and down is formed in the pressing plate, and the punching head penetrates through the lower through hole.

Further: a bottom plate fixedly connected with the lower backing plate is arranged below the lower backing plate, a first push plate and a second push plate are sequentially arranged between the lower backing plate and the bottom plate from top to bottom, a plurality of guide posts are vertically and fixedly arranged on the bottom plate and the lower backing plate, the guide posts penetrate through the first push plate and the second push plate, and the first push plate and the second push plate can slide up and down along the guide posts; the lower end of the punch is provided with a punch block fixedly connected with the punch, and the punch block is connected with a driving mechanism which moves up and down; the punching block is fixedly connected with the second push plate, and the pressing plate is fixedly connected with the first push plate; a spring is arranged between the first push plate and the second push plate, the upper end of the spring is in contact with the lower end face of the first push plate, and the lower end of the spring is in contact with the upper end face of the second push plate.

Further: the second push plate is fixedly provided with a cutting plate, the cutting plate is provided with a cutting edge portion, and the cutting edge portion is arranged below the outlet.

Further: the spring guide rod is fixedly and vertically arranged on the first push plate, the spring guide rod penetrates through the second push plate, and the spring is sleeved on the periphery of the spring guide rod.

The stamping die for cutting the material piece has the advantages that the stamping die for cutting the material piece cuts chips through the rapid movement of the stamping head, the chips are collected through the suction nozzle in time after the cutting is finished, the strip-shaped material piece can be continuously conveyed to realize continuous operation, the speed and the efficiency of cutting the chips are greatly improved, and the labor intensity of operators is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIGS. 1 and 2 are schematic views showing the configuration of a die for cutting a material sheet according to the present invention;

fig. 3 and 4 are schematic views of the internal cross-sectional structure of a die for cutting a material sheet;

fig. 5 is a schematic view of the structure of the lower bolster and the pressure plate.

In the figure, 1, an upper backing plate, 2, a lower backing plate, 3, a suction nozzle, 4 inlets, 5, an outlet, 6, an upper through hole, 7, a punch, 8, a window hole, 9, a pressing plate, 10, a lower through hole, 11, a bottom plate, 12, a first pushing plate, 13, a second pushing plate, 14, a punching block, 15, a spring, 16, a cutting plate, 17, a cutting edge part, 18 and a spring guide rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.

Furthermore, the terms "first," "second," 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. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.

As shown in fig. 1 and 2, the invention provides a die for cutting a material sheet, which is used for cutting chips from a strip-shaped material sheet, and comprises an upper backing plate 1, a suction nozzle 3 and a lower backing plate 2, wherein the lower backing plate 2 is arranged below the upper backing plate 1 at intervals, as shown in fig. 3, one end between the upper backing plate 1 and the lower backing plate 2 is an inlet 4, and the other end is an outlet 5; the strip-shaped material sheet extends into the space between the upper backing plate 1 and the lower backing plate 2 from the inlet 4 and extends outwards from the outlet 5; an upper through hole 6 which penetrates through the upper and lower parts is formed in the upper backing plate 1 at the position corresponding to the chip on the strip-shaped material sheet, and a plurality of suction nozzles 3 are inserted into the upper through hole 6 from the upper part; a punch 7 capable of moving up and down is inserted into the lower backing plate 2 from bottom to top at a position corresponding to the lower position of each upper through hole 6.

Belt material piece is stretched into by 4 departments of import, drift 7 moves from bottom to top and can be blanked the chip on by belt material piece, be connected with the vacuum pump on the suction nozzle 3, suction nozzle 3 has reliable adsorption affinity to the chip like this, the chip that is blanked down can be adsorbed by 3 very first time of suction nozzle of top, 3 upward movements of suction nozzle can be transported the chip to next process in, belt material piece through the blanking leaves the die by export 5 departments, 4 departments of import stretch into belt material piece constantly, get brilliant back belt material piece by export 5 departments and leave through the blanking, the chip under the blanking is in time taken away to suction nozzle 3, the operation can be guaranteed to be gone on the continuous of getting brilliant work of blanking on belt material piece.

As shown in fig. 5, a window hole 8 is formed in the lower backing plate 2, a pressing plate 9 capable of moving up and down is arranged in the window hole 8, a lower through hole 10 penetrating up and down is arranged on the pressing plate 9, and the punch 7 is arranged in the lower through hole 10 in a penetrating manner. When the punch 7 moves upwards to prepare for blanking the chip on the strip-shaped material sheet, the pressing plate 9 moves upwards to press the strip-shaped material sheet upwards onto the upper backing plate 1, so that the part of the strip-shaped material sheet to be blanked can be temporarily fixed, the position of the strip-shaped material sheet is prevented from moving, the punch 7 is guaranteed to accurately perform blanking operation on the position of the chip, the chip and the strip-shaped material sheet can be conveniently separated, and the efficiency of blanking the chip is improved.

A bottom plate 11 fixedly connected with the lower backing plate 2 is arranged below the lower backing plate 2, a first push plate 12 and a second push plate 13 are sequentially arranged between the lower backing plate 2 and the bottom plate 11 from top to bottom, a plurality of guide posts 19 are vertically and fixedly arranged on the bottom plate 11 and the lower backing plate 2, the guide posts 19 penetrate through the first push plate 12 and the second push plate 13, and the first push plate 12 and the second push plate 13 can slide up and down along the guide posts 19; a punch block 14 fixedly connected with the punch 7 is arranged at the lower end of the punch 7, and the punch block 14 is connected with a driving mechanism which moves up and down; the punch block 14 is fixedly connected with the second push plate 13, and the press plate 9 is fixedly connected with the first push plate 12; as shown in fig. 4, a spring 15 is disposed between the first push plate 12 and the second push plate 13, an upper end of the spring 15 is in contact with a lower end surface of the first push plate 12, and a lower end of the spring 15 is in contact with an upper end surface of the second push plate 13.

The driving mechanism drives the punch block 14 to move up and down, the punch head 7 on the punch block 14 moves up and down to punch chips, meanwhile, the second push plate 13 fixedly connected with the punch block 14 also moves up and down, the spring 15 is pushed to compress when the second push plate 13 moves up, the spring 15 further pushes the first push plate 12 to move up, and finally the pressing plate 9 is pushed to move up to press the strip-shaped material piece upwards onto the bottom end face of the upper backing plate 1, so that the pressing plate 9 is not influenced by the thickness of the strip-shaped material piece when pressing the strip-shaped material piece upwards, and the strip-shaped material piece can be always guaranteed to be acted by reliable pressing force; meanwhile, the pressing force on the belt-shaped material sheets can be easily adjusted by adjusting the rigidity and the compression amount of the spring 15, so that the belt-shaped material sheets are pressed by proper pressure, and the deformation of the belt-shaped material sheets caused by overlarge pressing force is avoided; in one aspect, the first push plate 12 is urged by a spring 15, which is gradually increased to help protect the web.

The second push plate 13 is fixedly provided with a cutting plate 16, the cutting plate 16 is provided with a cutting edge part 17, and the cutting edge part 17 is arranged below the outlet 5. Second push pedal 13 upward movement, when driving drift 7 blanking chip, cutting plate 16 is along with upward movement also, and blade portion 17 is from bottom to top pasting export 5 motion, can cut off the banding tablet of having accomplished the blanking chip that stretches out by export 5 department, and the banding tablet of cutting into the segment can conveniently be collected, and this kind of operation of cutting off the waste material in time has guaranteed that the blanking is got crystal work and has been gone on continuously, has avoided useless banding tablet winding.

A spring guide rod 18 is fixedly and vertically arranged on the first push plate 12, the spring guide rod 18 is arranged in the second push plate 13 in a penetrating mode, and the spring 15 is sleeved on the periphery of the spring guide rod 18. When relative motion takes place for first push pedal 12 and second push pedal 13, spring guide 18 can play fine guide effect, has improved relative motion's between first push pedal 12 and the second push pedal 13 accuracy, and simultaneously, spring guide 18 can play fine direction and supporting role to spring 15, can avoid crooked when spring 15 takes place to draw to rise or compression deformation, has guaranteed that first push pedal 12 can receive continuous stable effort.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A die for cutting a sheet, for cutting chips from a strip-like sheet, characterized in that: the suction nozzle device comprises an upper backing plate (1), suction nozzles (3) and a lower backing plate (2), wherein the lower backing plate (2) is arranged below the upper backing plate (1) at intervals, one end between the upper backing plate (1) and the lower backing plate (2) is an inlet (4), and the other end is an outlet (5); the strip-shaped material sheet extends into the space between the upper backing plate (1) and the lower backing plate (2) from the inlet (4) and extends outwards from the outlet (5); an upper through hole (6) which penetrates through the upper and lower parts is formed in the upper backing plate (1) at the position corresponding to the chip on the strip-shaped material sheet, and a plurality of suction nozzles (3) are inserted into the upper through hole (6) from the upper part; a punch (7) capable of moving up and down is inserted into the lower backing plate (2) from bottom to top at the position corresponding to the lower part of each upper through hole (6);

a window hole (8) is formed in the lower backing plate (2), a pressing plate (9) capable of moving up and down is arranged in the window hole (8), a lower through hole (10) penetrating through the pressing plate (9) up and down is formed in the pressing plate (9), and the punch (7) penetrates through the lower through hole (10);

a bottom plate (11) fixedly connected with the lower backing plate (2) is arranged below the lower backing plate (2), a first push plate (12) and a second push plate (13) are sequentially arranged between the lower backing plate (2) and the bottom plate (11) from top to bottom, a plurality of guide posts (19) are vertically and fixedly arranged on the bottom plate (11) and the lower backing plate (2), the guide posts (19) penetrate through the first push plate (12) and the second push plate (13), and the first push plate (12) and the second push plate (13) can slide up and down along the guide posts (19); a punch block (14) fixedly connected with the punch head (7) is arranged at the lower end of the punch head (7), and the punch block (14) is connected with a driving mechanism which moves up and down; the punching block (14) is fixedly connected with the second push plate (13), and the pressing plate (9) is fixedly connected with the first push plate (12); a spring (15) is arranged between the first push plate (12) and the second push plate (13), the upper end of the spring (15) is in contact with the lower end face of the first push plate (12), and the lower end of the spring (15) is in contact with the upper end face of the second push plate (13);

a cutting plate (16) is fixedly arranged on the second push plate (13), a cutting edge part (17) is arranged on the cutting plate (16), and the cutting edge part (17) is arranged below the outlet (5).

2. The die for cutting a material sheet according to claim 1, wherein: a spring guide rod (18) is fixedly and vertically arranged on the first push plate (12), the spring guide rod (18) penetrates through the second push plate (13), and the spring (15) is sleeved on the periphery of the spring guide rod (18).