CN111438277B

CN111438277B - Stamping die and stamping process thereof

Info

Publication number: CN111438277B
Application number: CN202010336075.2A
Authority: CN
Inventors: 黄玉成
Original assignee: Dongguan Rending Mould Co ltd
Current assignee: DONGGUAN RENDING MOULD Co.,Ltd.
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2020-12-08
Anticipated expiration: 2040-04-25
Also published as: CN111438277A

Abstract

The utility model discloses a stamping die, to the material stamping forming, stamping die mainly comprises seven parts: the base, the operating body, go up the mould, the support, the lower mould, ejection mechanism, the mechanism that shakes top, it is concrete, the operating body is controlled and is gone up the material stamping forming that the mould will be located the lower mould, the lower part of lower mould is equipped with ejection mechanism, be equipped with the mechanism that shakes top on the support, the mechanism that shakes top can cooperate with ejection mechanism to ejecting with the material after the stamping forming, whole mould mechanism compact structure separates forming process and recovery process, this stamping die carries out manual operation, can be applicable to the small-scale use, the cost obtains saving by a wide margin.

Description

Stamping die and stamping process thereof

Technical Field

The invention relates to the field of processing and manufacturing, in particular to a stamping die and a stamping process thereof.

Background

The mold plays a very important role in modern industrial production and is a very important production means, and the design and manufacturing level of the mold is closely related to the quality, cost and production cycle of products. With the continuous development of society and the continuous improvement of market demand, the requirements of products on high precision, long service life, high productivity, complex shape and structure of a cavity and the like cannot be met by the traditional die technology. The introduction of high and new technology on the basis of the traditional mould technology and the development of the modern mould technology are effective ways for solving the problems.

The stamping forming is an important manufacturing technology, is widely applied to industries such as automobiles, buildings, aviation, electrical appliances, national defense and the like, and is an important means for material forming. The traditional stamping process and die design are largely dependent on experience, and are the fundamental reason for restricting the improvement of the die development level. Therefore, a new type of stamping die is urgently needed to solve the problem.

Disclosure of Invention

Accordingly, in view of the disadvantages in the related art, examples of the present invention are provided to substantially solve one or more problems due to limitations and disadvantages of the related art, to substantially improve safety and reliability, and to effectively protect equipment.

According to the technical scheme provided by the invention, the stamping die comprises a base, wherein the base is provided with a cavity, an operating body is arranged on the base, the operating body is provided with a plurality of groups of joints, an upper die is arranged on the operating body and positioned in the cavity, the stamping die further comprises a support, the support is positioned on one side of the base, a lower die is arranged on the support in a sliding manner and comprises a die cavity shell, the operating body controls the upper die to stamp materials positioned in the die cavity shell, an ejection mechanism is arranged at the lower part of the die cavity shell, and a top shaking mechanism is arranged on the support and can be matched with the ejection mechanism, so that the stamped materials are ejected.

Further, the base includes basement and die holder, and the basement is formed by connecting a plurality of short slab and long slab, and the die holder is located the basement space that the basement formed and is connected with the basement, and the cavity comprises a plurality of plate that is located the die holder top, and wherein, cavity one side has the opening, and the opposite side is sealed by square board, still is equipped with the operating body supporting shoe that supplies the operating body to put on the die holder.

Further, the operation body assembly is on the die holder, the operation body includes the connecting rod, the rotatable forearm that is connected with of one end of connecting rod, the middle part of forearm can be put on the operation body supporting shoe, the lower bottom surface of the one end of forearm is equipped with the bolt, the bolt is connected with last mould, the rotatable back arm that is connected with of the other end of connecting rod, the rotatable connection of one end of back arm is on the planking of die cavity through the connecting piece, the other end of back arm is connected with the handle of exerting force, the handle of exerting force includes two sets of reinforcement pieces that are parallel to each other, two sets of reinforcement pieces are gone up to the top.

Further, go up the mould and include the clamp plate, be equipped with the folded plate that two parallel intervals set up on the clamp plate, be connected with a connection piece respectively through connecting the pivot on two folded plates, the latch pin is connected between two connection pieces, and four edges of clamp plate are equipped with a spacer respectively, and the spacer can slide along the cavity inner wall.

Further, the support includes the bottom support, is equipped with upright portion support on the bottom support, and the upper portion of upright portion support is equipped with accepts the board, accepts to be equipped with slide rail set spare on the board, and slide rail set spare includes the track of two parallels, and two tracks extend into in the cavity and link to each other with the baffle of cavity.

Furthermore, the bottom of the die cavity shell is provided with two sliding clamping blocks, the two sliding clamping blocks are respectively matched with the two corresponding tracks, the sliding clamping blocks are in an omega shape, a loading plate is arranged in the die cavity shell and can move in the die cavity shell, and a lower die handle is further arranged on the outer side of the die cavity shell.

Further, ejection mechanism includes the ejector plate, pushes up to be equipped with a plurality of fore-set on the movable plate, and the fore-set passes the die cavity casing and links to each other with carrying the thing board for carry the thing board and can be along the inner wall up-and-down motion of die cavity casing.

Further, the top-shaking mechanism comprises a top-shaking frame, a pedal body is arranged on the lower portion of the top-shaking frame, a pushing assembly is connected to the upper portion of the top-shaking frame through a rotating piece, the pushing assembly comprises two pushing arms arranged in parallel, and the two pushing arms can be matched with the top moving plate.

Furthermore, the support is also provided with a reinforcing body, the reinforcing body comprises a reinforcing block, the reinforcing block is connected to the base, a reinforcing rod is arranged on the reinforcing block, and the reinforcing rod penetrates through the pushing assembly to be connected with the supporting plate on the vertical part support.

The stamping die provided by the invention is used for stamping and forming materials, and mainly comprises seven parts: the base, the operating body, go up the mould, the support, the lower mould, ejection mechanism, the mechanism that shakes top, it is concrete, the operating body is controlled and is gone up the material stamping forming that the mould will be located the lower mould, the lower part of lower mould is equipped with ejection mechanism, be equipped with the mechanism that shakes top on the support, the mechanism that shakes top can cooperate with ejection mechanism to ejecting with the material after the stamping forming, whole mould mechanism compact structure separates forming process and recovery process, this stamping die carries out manual operation, can be applicable to the small-scale use, the cost obtains saving by a wide margin.

Drawings

FIG. 1 is a schematic view of a base according to the present invention.

FIG. 2 is a schematic view of an operating body of the present invention.

Fig. 3 is a schematic view of an upper die of the present invention.

Fig. 4 is a schematic view of the stand of the present invention.

FIG. 5 is a schematic view of the lower die of the present invention.

Detailed Description

The present invention will be further described with reference to the following specific examples.

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention. The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

The stamping die mainly comprises seven parts: the material stamping forming device comprises a base 1, an operation body 2, an upper die 3, a support 4, a lower die 5, an ejection mechanism 6 and a top shaking mechanism 7, wherein the operation body 2 controls the upper die 3 to stamp materials in the lower die 5, the ejection mechanism 6 is arranged at the lower part of the lower die 5, the top shaking mechanism 7 is arranged on the support 4, and the top shaking mechanism 7 can be matched with the ejection mechanism 6 so as to eject the materials after stamping forming.

As shown in fig. 1, the base 1 is the basis of the whole design, and the base 1 can ensure the stability of the whole device during the stamping process of materials and transfer the pressure to the ground, and the whole device is in a form of a truss. Specifically, the base 1 comprises a base 1-1 and a die holder 1-2, the base 1-1 is formed by connecting a plurality of short plates and long plates, the material of the base can be a wood plate, but for the structural stability and long-term use, the base is preferably an iron plate, and the base is connected through rivets to ensure enough rigidity; the base 1-1 is in a bidirectional supporting mode, the die holder 1-2 is located in a base space formed by the base 1-1 and connected with the base 1-1, a cavity is formed in the upper portion of the die holder 1-2 and consists of a plurality of plate pieces located above the die holder 1-2, the cavity provides a place for a material forming process, an opening is formed in one side of the cavity, the other side of the cavity is closed by a square plate, and an operating body supporting block for placing the operating body 2 is further arranged on the die holder 1-2 and can be arranged in a separated mode and has the main function of providing a placing way for the operating body 2 when not in use and being taken down in a stamping process.

As shown in fig. 2, the operation body 2 of the present invention has a plurality of sets of joints, each set of joints can be adjusted in a rotating manner, so as to be more suitable for the needs of operators, and the application range is enlarged, the operation body 2 actually adopts the "lever principle", pressure is transmitted to materials through the control of the operation body 2, each joint can be actually used as a fulcrum, and sufficient pressure can be obtained, so that the application of force is maximized. Specifically, an operation body 2 is assembled on a die holder 1-2, the operation body 2 comprises a connecting rod 2-1, the connecting rod 2-1 is positioned in the middle of the whole operation body 2 and plays a role of starting before and then starting, one end of the connecting rod 2-1 is rotatably connected with a front arm 2-2, the middle part of the front arm 2-2 can be placed on an operation body supporting block to effectively prevent the plastic deformation of the front arm 2-2, a bolt pin is arranged on the lower bottom surface of one end of the front arm 2-2 and is connected with an upper die 3, the other end of the connecting rod 2-1 is rotatably connected with a rear arm 2-3, one end of the rear arm 2-3 is rotatably connected on an outer plate of a die cavity through a connecting piece, the whole operation body 2 can be fixed on a base 1, and the effective connecting positions of the connecting rod 2-1, the front arm 2-2, the base 1, the connecting rod 2-1, the front arm 2-2 and the rear arm 2-3 are preferably made of steel pipes, the yield strength can be guaranteed, an operator can provide larger force, the base 1, the connecting rod 2-1, the front arm 2-2 and the rear arm 2-3 form an input part of the whole lever structure, force transmission is effectively carried out, in addition, in order to further observe the moving amplitude of the whole lever, a front beam is also arranged at the foremost end of the front arm 2-2, an indicating device can be arranged on the front beam, the other end of the rear arm 2-3 is connected with a force application handle 2-4, the force application handle 2-4 is connected with the rear arm 2-3 through reinforcing blocks, the force application handle 2-4 is guaranteed to be not jointed in the operation process, the force application handle 2-4 comprises two groups of reinforcing blocks which are parallel to each other, and three handles are arranged on the two groups of reinforcing blocks in a, the three handles are the places where the operators hold the handles, force application personnel apply force at different positions due to the action of the lever principle, and finally the pressure acting on the materials is different, but the actual situation of the body robustness degree of the operators and the situation of the pressure required by the plastic deformation of the materials all lead the operators to adjust the force, so that the three handles at the parallel intervals can be effectively adjusted in the force application size, and the requirement of stamping is met.

As shown in figure 3, the upper die 3 of the invention is positioned in a cavity and directly acts on a material to be punched and formed, in particular, the upper die 3 comprises a pressing plate 3-1, the pressing plate 3-1 can extrude the material in the operation process, the size of the pressing plate 3-1 is matched with that of the cavity and a lower die 5, the pressing plate 3-1 can be replaced according to the requirement of the forming shape, the material of the pressing plate 3-1 is preferably a metal plate, two parallel folding plates 3-2 arranged at intervals are arranged on the pressing plate 3-1, a connecting piece 3-3 is respectively connected on the two folding plates 3-2 through a connecting rotating shaft, a bolt of a front arm 2-2 is connected between the two connecting pieces to form a connecting pivot, and the connection of the front arm 2-2 and the connecting piece 3-3 is positioned at the geometric center of the whole cavity in, therefore, the uniformity in the force application process can be ensured, the upper die 3 is arranged to swing on the front arm 2-2 to eliminate huge stress in the stamping process, the four corners of the pressure plate 3-1 are respectively provided with a positioning piece 3-4, the positioning pieces 3-4 can slide along the inner wall of the cavity, and the positioning pieces 3-4 are arranged to guide the upper die 3 into the cavity more conveniently.

As shown in fig. 4, the support 4 is located at one side of the base 1, and the support 4 is provided to facilitate the recycling of the formed part, ensure the stability of the structure in the whole recycling process, and provide a sliding space and facility for the lower mold 5, and the support 4 is also connected to the base 1. Specifically, the support 4 comprises a bottom support 4-1, a vertical support 4-2 is arranged on the bottom support 4-1, a bearing plate is arranged on the upper portion of the vertical support 4-2, a sliding rail assembly 4-3 is arranged on the bearing plate, the sliding rail assembly 4-3 comprises two parallel rails, the two rails extend into the cavity and are connected with a baffle of the cavity, a sliding space is provided for the lower die 5 by the sliding rail assembly 4-3, the stamping process and the recovery process are effectively separated, and the process is guaranteed to be orderly.

The support 4 is further provided with a reinforcing body 4-4, the reinforcing body 4-4 comprises a reinforcing block, the reinforcing block is connected to the base 1-1, a reinforcing rod is arranged on the reinforcing block, the reinforcing rod penetrates through the shaking and jacking mechanism 7 to be connected with a supporting plate on the vertical support 4-2, the supporting plate is located below the bearing plate, the reinforcing body enables the support 4 and the base 1 to be effectively connected, the base 1 and the support 4 are enabled to organically form a whole, and the operation precision degree and the stability of the whole mechanism are guaranteed.

As shown in fig. 5, the lower mold 5 includes a mold cavity housing, a material to be press-molded can be filled into the mold cavity housing, two sliding clamping blocks 5-1 are arranged at the bottom of the mold cavity housing, the two sliding clamping blocks 5-1 are respectively matched with two corresponding rails, the sliding clamping blocks 5-1 are in an omega shape, the rails are located in an omega space of the sliding clamping blocks 5-1, a lower mold handle 5-2 is further arranged at the outer side of the mold cavity housing, and an operator can slide on the rails by operating the lower mold handle 5-2.

Be equipped with in the die cavity casing and carry the thing board, it can move at the die cavity casing to carry the thing board for the promotion to the material after the stamping forming, because at the punching press in-process, under the extrusion of clamp plate, the material can glue on the inner wall of die cavity casing, the simple hand or the mode of empting can't take out the material after the shaping, consequently set up can gliding carry the thing board and can greatly make things convenient for operating personnel to take out the formed part, should carry the thing board and link to each other with ejection mechanism 6.

The ejection mechanism 6 comprises an ejection plate 6-1, the ejection plate 6-1 is used for being matched with the top shaking mechanism 7, a plurality of top columns 6-2 are arranged on the ejection plate 6-1, the top columns 6-2 penetrate through the die cavity shell to be connected with the object carrying plate, and the ejection plate 6-1 can move upwards under the driving of the top shaking mechanism 7, so that the object carrying plate can move up and down along the inner wall of the die cavity shell, and a formed part can be taken out conveniently.

For the invention, how to operate the ejection mechanism 6 is a problem which needs to be considered particularly, therefore, the invention is provided with the shaking and ejecting mechanism 7, specifically, the shaking and ejecting mechanism 7 comprises a shaking and ejecting frame 7-1, the lower part of the shaking and ejecting frame 7-1 is provided with a pedal body 7-2, the pedal body 7-2 can be a cylindrical pipe fitting or a square pedal, the upper part of the shaking and ejecting frame 7-1 is connected with a pushing component through a rotating component, an operator can place feet on the pedal body 7-2 to apply force, the pushing component can push and operate the ejection plate 6-1, wherein the pushing component comprises two pushing arms 7-3 which are arranged in parallel, the front ends of the two pushing arms 7-3 can be matched with the ejection plate 6-1, in the process of pushing upwards, the pushing arms 7-3 swing upwards, the pushing arms 7-3 apply pressure to the ejection plate 6-1, so that the ejector plate 6-1 moves upward and the reinforcing bar is protruded from the push arm 7-3, so that the reinforcing bar is smooth and the push arm 7-3 can rotate with respect to the reinforcing bar.

The invention also discloses a stamping process, which is completed by the stamping die, and the stamping forming process comprises the following steps:

a. an operator fills a material to be punched and formed into a die cavity shell of the lower die, manually operates a handle of the lower die, and slides the lower die along the track to enable the lower die to slide into the cavity of the base, so that one side of the die cavity shell is abutted against the inner wall of the cavity;

b. removing the supporting block of the operating body, holding the grip of the operating body by an operator and applying pressure, transmitting the force to an upper die connected with a front arm under the action of a force application handle, and performing punch forming on the material positioned in the die cavity shell by a pressing plate of the upper die, wherein the operator can hold the grip at different positions to adjust the force;

c. after the punch forming is finished, an operator manually operates a handle of the lower die to slide the lower die out of the cavity, so that the lower die slides right above the rocking top mechanism;

d. an operator controls a pedal body of the rocking and ejecting mechanism, and under the action of the pedal body, a push arm of the pushing assembly pushes an ejecting plate of the ejecting mechanism upwards so as to act on the carrying plate, and the carrying plate gradually ejects the punch-formed material upwards;

e. an operator takes down the punch forming material from the object carrying plate, resets the whole stamping die mechanism and finishes the whole operation process.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a stamping forming process, stamping forming process accomplish by stamping die, stamping die include base (1), base (1) the cavity has, base (1) on be equipped with operation body (2), operation body (2) the multiunit joint has, operation body (2) on be equipped with mould (3), last mould (3) be located the cavity, stamping die still include support (4), support (4) be located one side of base (1), support (4) on slidable be equipped with lower mould (5), lower mould (5) include the die cavity casing, operation body (2) control last mould (3) will be located the die cavity casing in the material, stamping die casing's lower part be equipped with ejection mechanism (6), the support (4) is provided with a top shaking mechanism (7), and the top shaking mechanism (7) can be matched with the ejection mechanism (6) so as to eject the material subjected to stamping forming; the base (1) comprises a base (1-1) and a die holder (1-2), and the die holder (1-2) is also provided with an operating body supporting block for placing the operating body (2); the operation body (2) is assembled on the die holder (1-2), the operation body (2) comprises a connecting rod (2-1), one end of the connecting rod (2-1) is rotatably connected with a front arm (2-2), the middle part of the front arm (2-2) can be placed on the operation body supporting block, a bolt pin is arranged on the lower bottom surface of one end of the front arm (2-2), the bolt pin is connected with the upper die (3), the other end of the connecting rod (2-1) is rotatably connected with a rear arm (2-3), one end of the rear arm (2-3) is rotatably connected on the outer plate of the die cavity through a connecting piece, the other end of the rear arm (2-3) is connected with a force application handle (2-4), the force application handle (2-4) comprises two groups of reinforcing blocks which are parallel to each other, three grips penetrate through the two groups of reinforcing blocks from top to bottom; the upper die (3) comprises a pressing plate (3-1); the support (4) comprises a bottom support (4-1), a vertical support (4-2) is arranged on the bottom support (4-1), a bearing plate is arranged on the upper portion of the vertical support (4-2), a sliding rail assembly (4-3) is arranged on the bearing plate, the sliding rail assembly (4-3) comprises two parallel rails, and the two rails extend into the cavity and are connected with a baffle plate of the cavity; the bottom of the die cavity shell is provided with two sliding clamping blocks (5-1), the two sliding clamping blocks (5-1) are respectively matched with the two corresponding tracks, a carrying plate is arranged in the die cavity shell, and the outer side of the die cavity shell is also provided with a lower die handle (5-2); the ejection mechanism (6) comprises an ejection plate (6-1), a plurality of top columns (6-2) are arranged on the ejection plate (6-1), and the top columns (6-2) penetrate through the die cavity shell to be connected with the object carrying plate, so that the object carrying plate can move up and down along the inner wall of the die cavity shell; the top-shaking mechanism (7) comprises a top-shaking frame (7-1), a pedal body (7-2) is arranged at the lower part of the top-shaking frame (7-1), the upper part of the top-shaking frame (7-1) is connected with a pushing assembly through a rotating part, the pushing assembly comprises two pushing arms (7-3) which are arranged in parallel, and the two pushing arms (7-3) can be matched with the top moving plate (6-1); the method is characterized in that the punch forming process comprises the following steps:

2. The stamping and forming process according to claim 1, wherein the base (1-1) is formed by connecting a plurality of short plates and long plates, the die holder (1-2) is located in a base space formed by the base (1-1) and connected with the base (1-1), the cavity is formed by a plurality of plate members located above the die holder (1-2), wherein one side of the cavity is provided with an opening, and the other side of the cavity is closed by a square plate.

3. The punch forming process according to claim 1, wherein the pressing plate (3-1) is provided with two parallel folded plates (3-2) arranged at intervals, the two folded plates (3-2) are respectively connected with a connecting piece (3-3) through a connecting rotating shaft, the bolt is connected between the two connecting pieces, four corners of the pressing plate (3-1) are respectively provided with a positioning piece (3-4), and the positioning pieces (3-4) can slide along the inner wall of the chamber.

4. The process according to claim 1, characterized in that said sliding clamping block (5-1) is "omega" shaped.

5. The stamping and forming process according to claim 1, wherein the support (4) is further provided with a reinforcing body (4-4), the reinforcing body (4-4) comprises a reinforcing block, the reinforcing block is connected to the base (1-1), a reinforcing rod is arranged on the reinforcing block, the reinforcing rod penetrates through the pushing assembly to be connected with a support plate on the upright support (4-2), and the support plate is positioned below the receiving plate.