CN210632773U - Processing die for cylindrical stamping and drawing workpiece - Google Patents

Abstract

The utility model discloses a carry out tensile mold processing of cylindric punching press to work piece, including installation base and die holder, the upper end at the installation base is installed to the die holder, die holder and installation base pass through welded fastening and connect, the inside tensile recess that is provided with the ascending opening in die holder center department, the parallel upside of die holder is provided with the tensile seat of punching press, and the module is close to the inside buffering adjustable device that all increases in four corners department through the last module at this mold processing, and four buffering adjustable device's bottom all is connected on the upper end outer wall of the tensile seat of punching press of the parallel downside of last module, and can change the buffering dynamics to the tensile seat of punching press through this neotype buffering adjustable device to can make the tensile seat of punching press to work piece when adding the tensile dynamics of punching press can be more moderate, prevent that the tensile seat of punching press from to the too big condition that causes the too big damage of work piece tensile degree of the work piece of laying on the module down from.

Description

Processing die for cylindrical stamping and drawing workpiece

Technical Field

The utility model belongs to the technical field of the mould is relevant, concretely relates to carry out tensile mold processing of cylindric punching press to the work piece.

Background

The drawing die is a press working method in which a material (metal or nonmetal) is processed into a part (or a semi-finished product) by a special process equipment called a cold press die (commonly called a cold punch die) in a cold press working, and the material is pressed by a die mounted on a press at room temperature to be separated or plastically deformed, thereby obtaining a desired part.

The existing processing die technology for performing cylindrical stamping and drawing on a workpiece has the following problems: when the existing processing die for performing cylindrical stamping and stretching on a workpiece performs stamping and stretching operation on the workpiece on the lower module by pressing down the stamping and stretching seat, the workpiece is processed mainly by applying strong pressure on the workpiece through the stamping and stretching seat so as to be pressed and stretched, and no device for changing buffer stamping pressure is used for blending in the whole process, so that the conditions that the workpiece is excessively stamped and stretched and the workpiece is damaged due to the fact that the workpiece is excessively pressed by the stamping and stretching seat when the workpiece is pressed down are easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carry out tensile mold processing of cylindric punching press to the work piece to the device that does not have the change buffering punching press pressure at the tensile in-process of whole punching press that proposes in solving above-mentioned background art reconciles, then causes the tensile seat of punching press too big and cause the tensile problem excessively of work piece punching press and cause the damage to the work piece when pushing down very easily like this.

In order to achieve the above object, the utility model provides a following technical scheme: a processing die for performing cylindrical stamping and drawing on a workpiece comprises an installation base and a die holder, wherein the die holder is installed at the upper end of the installation base, the die holder and the installation base are fixedly connected through welding, a drawing groove with an upward opening is formed in the center of the die holder, a stamping and drawing seat is arranged on the parallel upper side of the die holder, an upper die holder is arranged on the parallel upper side of the stamping and drawing seat, the stamping and drawing seat and the upper die holder are fixedly connected through a connecting column, buffering adjustable devices are arranged in the vertical inner part of the upper die holder close to four corners, the lowest ends of the four buffering adjustable devices are fixedly connected with the stamping and drawing seat, a vertical die handle is arranged on the outer wall of the center of the upper end of the upper die holder, the die handle and the upper die holder are fixedly connected through a welding ring, and adjusting screw holes are formed in the four buffering, four adjust the screw and set up respectively and be close to the vertical inside of four corners department at the upper die base, four the inside of adjusting the screw all is connected with vertical buffering degree regulation double-screw bolt, the upper and lower both ends of buffering degree regulation double-screw bolt set up respectively about the upper die base both ends outer wall outside, the top of buffering degree regulation double-screw bolt is connected with prismatic regulation head, the inside buffer hole that is provided with the opening downwards of buffering degree regulation double-screw bolt lower extreme, the inside of buffer hole is provided with buffer spring, buffer spring's lower extreme is connected with the buffering post, the buffering post lower extreme sets up outside the lower extreme of buffering degree regulation double-screw bolt, the lower extreme of buffering post is connected with the connection piece, the connection piece passes through welding and.

Preferably, the outer wall of the center of the bottom of the stamping stretching seat is connected with a stretching lug, the stretching lug is fixedly connected with the stamping stretching seat through welding, the stretching lug is arranged on the right upper side of the stretching groove, and the circle center of the stretching lug and the circle center of the stretching groove are vertically coincided.

Preferably, a finished product ejection hole with an upward opening is formed in the bottom of the stretching groove, an ejection spring is arranged in the finished product ejection hole, an ejection sheet is connected to the upper end of the ejection spring, and the ejection sheet is higher than the outer wall of the uppermost opening of the finished product ejection hole.

Preferably, the cross section shapes and the area sizes of the lower die base, the stamping and stretching base and the upper die base are the same, the lower die base, the stamping and stretching base and the upper die base are all kept parallel to each other, the outer wall of the lower end of the stamping and stretching base can be completely attached to the outer wall of the upper end of the lower die base, and the outer wall of the upper end of the stamping and stretching base can be completely attached to the outer wall of the lower end of the upper die base.

Preferably, the number of the buffer adjustable devices is four, the shape, the size and the structural composition of the buffer adjustable devices are the same, the depth of the buffer hole in the lower end of the buffer degree adjusting stud is larger than the height of the buffer column, and the cross section of the prism adjusting head connected to the top end of the buffer degree adjusting stud is in a regular hexagon shape.

Preferably, the outer wall of the die handle and the inner part of the upper end of the die handle are respectively provided with an installation thread and a fixed clamping pin groove, and the installation base is provided with an installation screw hole close to the vertical inner part of the outer side.

Compared with the prior art, the utility model provides a carry out tensile mold processing of cylindric punching press to the work piece possesses following beneficial effect:

1. the utility model adds a buffer adjustable device inside the upper module of the processing mould near the four corners, the bottoms of the four buffer adjustable devices are all connected with the outer wall of the upper end of the stamping and stretching seat at the lower side of the upper module in parallel, and the buffer force to the stamping and stretching seat can be changed through the novel buffer adjustable devices, thereby the stamping and stretching force of the stamping and stretching seat when processing the workpiece can be more moderate, the situation that the punching tension seat damages the workpiece with overlarge tension degree caused by overlarge punching pressure degree of the workpiece arranged on the lower module is prevented, and when the buffer stretching seat is stretched in a stamping way, the buffer effect can be removed by adjusting the four buffer adjustable devices without the need of clamping the buffer force, therefore, the four buffer adjustable devices can be correspondingly changed according to the use requirements;

2. the specific use mode and principle of the novel buffer adjustable device are as follows, when the downward-punching force of the punching stretching seat is required to be increased through four buffer adjustable devices because the upper module drives the punching stretching seat to be excessively large, only four buffer adjustable devices are required to be synchronously adjusted at the moment, for example, one buffer adjustable device is adjusted, at the moment, only a movable wrench is required to be sleeved on a prism adjusting head at the uppermost end of a buffer adjusting stud and rotate anticlockwise to drive the buffer adjusting stud to rotate, the buffer adjusting stud rotating anticlockwise can move downwards under the action of threads when rotating inside an adjusting screw hole, so that a buffer column can be driven to continue to be inwards compressed inside the buffer hole, wherein the bottom of the buffer column is connected with the punching stretching seat through a connecting sheet, the buffer hole is arranged inside the buffer adjusting stud, and the upper end of the buffer column is also connected with a buffer spring, and continue to make buffer spring continue to compress towards the inside compression of buffer hole after the buffering post, thereby can increase the buffer spring's after the compression elasticity that resets, will make four buffering adjustable device increase the elasticity dynamics to the tensile seat of punching press through continuing to compress its inside buffer spring like this, thereby make the tensile seat of punching press can guarantee to the buffering dynamics that its produced can normal tensile processing and can not appear the condition that produces the work piece when down punching, thereby the production and processing of supplementary mold processing that can be fine, also can improve the yield behind the mold processing to the tensile processing of work piece punching press greatly simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of an external three-dimensional structure of a processing die for performing cylindrical stamping and drawing on a workpiece according to the present invention;

fig. 2 is a schematic view of an external planar structure of a processing mold for performing cylindrical stamping and drawing on a workpiece according to the present invention;

fig. 3 is a schematic view of a vertical cross-sectional structure of a processing mold for performing cylindrical stamping and drawing on a workpiece according to the present invention;

fig. 4 is a schematic view of a vertical cross-sectional structure of the adjustable buffer device according to the present invention;

in the figure: 1. installing a base; 2. a lower die holder; 3. stretching the groove; 4. punching and stretching the base; 5. an upper die holder; 6. welding a ring; 7. a die shank; 8. a buffer adjustable device; 9. stretching the bump; 10. connecting columns; 11. a finished product ejection hole; 12. ejecting a spring; 13. ejecting the sheet; 14. connecting sheets; 15. a buffer column; 16. a buffer hole; 17. a buffer spring; 18. a buffer degree adjusting stud; 19. adjusting the screw hole; 20. prism regulation head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a processing die for performing cylindrical stamping and stretching on a workpiece comprises an installation base 1 and a lower die base 2, wherein the lower die base 2 is installed at the upper end of the installation base 1, the lower die base 2 and the installation base 1 are fixedly connected through welding, a stretching groove 3 with an upward opening is formed in the center of the lower die base 2, a finished product ejection hole 11 with an upward opening is formed in the bottom of the stretching groove 3, an ejection spring 12 is arranged in the finished product ejection hole 11, an ejection sheet 13 is connected to the upper end of the ejection spring 12, the ejection sheet 13 is higher than the outer wall of the uppermost end opening of the finished product ejection hole 11, when the stretching lug 9 drives an iron sheet workpiece to be stamped and stretched in the stretching groove 3 and the stretching lug 9 is separated, the ejection sheet 13 is upwards pushed by the ejection spring 12 through elasticity, so that the ejection sheet 13 upwards ejects the formed workpiece out of the stretching groove 3, and the finished workpiece can be conveniently and quickly unloaded, a stamping stretching seat 4 is arranged on the parallel upper side of the lower die seat 2, a stretching lug 9 is connected on the outer wall of the center of the bottom of the stamping stretching seat 4, the stretching lug 9 and the stamping stretching seat 4 are fixedly connected through welding, the stretching lug 9 is arranged on the right upper side of the stretching groove 3, the circle center of the stretching lug 9 is vertically coincident with the circle center of the stretching groove 3, the stretching lug 9 and the stamping stretching seat 4 are connected through welding, so that the connection between the stretching lug 9 and the stamping stretching seat 4 is firmer, the situation that the stretching lug 9 is broken during stamping stretching due to insufficient tightness of connection between the stretching lug 9 and the stamping stretching seat is prevented, an upper die seat 5 is arranged on the parallel upper side of the stamping stretching seat 4, the stamping stretching seat 4 and the upper die seat 5 are fixedly connected through a connecting post 10, buffer adjustable devices 8 are arranged inside the upper die seat 5 in the vertical direction near four corners, the, the outer wall of the center of the upper end of the upper die holder 5 is provided with a vertical die handle 7, the outer wall and the inner part of the upper end of the die handle 7 are respectively provided with an installation thread and a fixed clamping pin groove, the vertical inner part close to the outer side of the installation base 1 is also provided with an installation screw hole, the die handle 7 is connected with external stamping equipment through the thread of the outer wall and the clamping pin groove of the inner part of the upper end of the die handle, so that the connection between the die handle 7 and the external stamping equipment is firmer, the situations of shaking and the like generated when the external stamping equipment drives the upper die holder 5 to perform stamping and stretching operations through the die handle 7 are prevented, the die handle 7 and the upper die holder 5 are fixedly connected through a welding ring 6, the cross section shapes and the area sizes of the lower die holder 2, the stamping and stretching holder 4 and the upper die holder 5 are the same, the lower die holder 2, the stamping and stretching holder 4 and the upper, the outer wall of the upper end of the punching drawing seat 4 can be completely attached to the outer wall of the lower end of the upper die base 5, the three parts are respectively completely attached to enable an iron sheet workpiece placed on the lower die base 2 to be more straight and smooth by punching drawing, so that a finished workpiece product after being processed can meet the processing requirements, and the yield can be increased.

A processing die for performing cylindrical stamping and stretching on a workpiece is characterized in that four adjustable buffer devices 8 are respectively provided with adjusting screw holes 19, the four adjusting screw holes 19 are respectively arranged in an upper die base 5 close to the vertical inner parts of four corners, the inner parts of the four adjusting screw holes 19 are respectively connected with vertical buffer degree adjusting studs 18, the upper ends and the lower ends of the buffer degree adjusting studs 18 are respectively arranged outside the outer walls of the upper end and the lower end of the upper die base 5, the uppermost ends of the buffer degree adjusting studs 18 are connected with prism adjusting heads 20, the lower ends of the buffer degree adjusting studs 18 are internally provided with buffer holes 16 with downward openings, buffer springs 17 are arranged in the buffer holes 16, the lower ends of the buffer springs 17 are connected with buffer columns 15, the lower ends of the buffer columns 15 are arranged outside the lower ends of the buffer degree adjusting studs 18, the lower ends of the buffer columns 15 are connected with, the buffer adjustable devices 8 are provided with four buffer adjustable devices 8, the shape, size and structure of the four buffer adjustable devices 8 are the same, the depth of a buffer hole 16 in the lower end of a buffer degree adjusting stud 18 is larger than the height of a buffer column 15, the cross section of a prismatic adjusting head 20 connected with the top end of the buffer degree adjusting stud 18 is regular hexagon, when the buffer adjustable device 8 is operated, a movable wrench is only required to be sleeved on the prismatic adjusting head 20 at the uppermost end of the buffer degree adjusting stud 18 and rotate anticlockwise to drive the buffer degree adjusting stud 18 to rotate, when the buffer degree adjusting stud 18 rotating anticlockwise rotates in an adjusting screw hole 19, the buffer column 15 can be driven to continue to be compressed inwards in the buffer hole 16, wherein the bottom of the buffer column 15 is connected with the stamping stretching seat 4 through a connecting sheet 14, and the buffer hole 16 is arranged in the buffer degree adjusting stud 18, and the upper end of buffering post 15 still is connected with buffer spring 17, and then can make buffer spring 17 continue to compress after buffer post 15 continues to the inside compression of buffering hole 16, thereby can increase the elasticity that resets of buffer spring 17 after the compression, will make four buffering adjustable device 8 increase the elasticity dynamics to tensile seat 4 of punching press through continuing to compress its inside buffer spring 17 like this, thereby make tensile seat 4 of punching press when down punching four buffering adjustable device 8 can guarantee to the buffering dynamics that its produced can normal tensile processing and can not appear the condition that the work piece produced the damage, thereby the production and processing of supplementary processing mould that can be fine.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, use this to carry out the tensile mold processing of cylindric punching press to the work piece in the equipment, at first need install the installation base 1 of die holder 2 bottom on the reservation mounted position on the processing equipment through fixing bolt, then need be connected die shank 7 and punching press power equipment of upper die base 5 through connecting on its upper end outer wall, make punching press power equipment can drive upper die base 5 through the connection of die shank 7 and carry out stamping motion from top to bottom, after all parts have all been assembled, only need place the work piece that needs processing on die holder 2 like the iron sheet this moment, then drive upper die base 5 punching press downwards through controlling outside punching press equipment, make the tensile lug 9 of punching press on the tensile seat 4 of punching press 5 bottom connection and the iron sheet work piece contact of placing on the die holder 2 and continue to push down, thereby make the iron sheet work piece receive the punching press of tensile lug 9 and towards the tensile recess 3 inside tensile on the die holder 2 tensile recess of die holder 2 Thereby make the iron sheet work piece be the cylindric that needs processing by the punching press is tensile, and it has a buffering adjustable device 8 to all increase near four corners department inside at this mold processing's last module, and four buffering adjustable device 8's bottom all is connected on the tensile seat 4's of punching press of the parallel downside of last module upper end outer wall, and can change the buffering dynamics to the tensile seat 4 of punching press through this neotype buffering adjustable device 8, thereby can make the tensile seat 4 of punching press add the tensile dynamics of punching press that adds man-hour to the work piece of punching press can be more moderate, prevent that the tensile seat 4 of punching press from taking place the condition that causes the too big damage of work piece tensile degree to the punching press dynamics of laying the work piece on the module down.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a carry out tensile mold processing of cylindric punching press to work piece, includes installation base (1) and die holder (2), its characterized in that: the die holder (2) is installed at the upper end of the installation base (1), the die holder (2) is fixedly connected with the installation base (1) through welding, a stretching groove (3) with an upward opening is formed in the center of the die holder (2), a stamping stretching seat (4) is arranged on the parallel upper side of the die holder (2), an upper die base (5) is arranged on the parallel upper side of the stamping stretching seat (4), the stamping stretching seat (4) is fixedly connected with the upper die base (5) through a connecting column (10), buffer adjustable devices (8) are arranged in the vertical inner portion of the upper die base (5) close to four corners, the lowest ends of the four buffer adjustable devices (8) are fixedly connected with the stamping stretching seat (4), a vertical die handle (7) is arranged on the outer wall of the center of the upper end of the upper die base (5), and the die handle (7) and the upper die base (5) are fixedly connected through a welding ring (6), the four buffer adjustable devices (8) are respectively provided with an adjusting screw hole (19), the four adjusting screw holes (19) are respectively arranged in the upper die base (5) close to the vertical inner part of the four corners, the four adjusting screw holes (19) are connected with vertical buffer adjusting studs (18), the upper ends and the lower ends of the buffer adjusting studs (18) are respectively arranged outside the outer walls of the upper end and the lower end of the upper die base (5), the uppermost ends of the buffer adjusting studs (18) are connected with prism adjusting heads (20), the inner part of the lower end of the buffer adjusting studs (18) is provided with buffer holes (16) with downward openings, buffer springs (17) are arranged in the buffer holes (16), the lower ends of the buffer springs (17) are connected with buffer columns (15), and the lower ends of the buffer columns (15) are arranged outside the lower ends of the buffer adjusting studs (18), the lower end of the buffer column (15) is connected with a connecting piece (14), and the connecting piece (14) is fixedly connected with the stamping stretching seat (4) through welding.

2. The processing die for performing cylindrical press drawing on a workpiece according to claim 1, wherein: the drawing die is characterized in that a drawing lug (9) is connected to the outer wall of the center of the bottom of the drawing seat (4) in the stamping process, the drawing lug (9) is fixedly connected with the drawing seat (4) in the stamping process, the drawing lug (9) is arranged on the upper side of the drawing groove (3), and the circle center of the drawing lug (9) and the circle center of the drawing groove (3) keep vertical coincidence.

3. The processing die for performing cylindrical press drawing on a workpiece according to claim 1, wherein: tensile recess (3) bottom inside is provided with the ascending finished product of opening and pushes out hole (11), the inside of finished product ejection hole (11) is provided with ejecting spring (12), the upper end of ejecting spring (12) is connected with ejecting piece (13), ejecting piece (13) are higher than the top opening part outer wall of finished product ejection hole (11).

4. The processing die for performing cylindrical press drawing on a workpiece according to claim 1, wherein: the cross section shape and the area size of die holder (2), the tensile seat of punching press (4) and upper die base (5) are the same, die holder (2), the tensile seat of punching press (4) and upper die base (5) all keep parallel relatively each other, laminating that the lower extreme outer wall of the tensile seat of punching press (4) can be complete is on the upper end outer wall of die holder (2), laminating that the upper end outer wall of the tensile seat of punching press (4) can be complete is on the lower extreme outer wall of upper die base (5).

5. The processing die for performing cylindrical press drawing on a workpiece according to claim 1, wherein: the adjustable buffer device (8) is provided with four, four the shape size and the structure composition of the adjustable buffer device (8) are the same, the depth of the buffer hole (16) in the lower end of the buffer degree adjusting stud (18) is larger than the height of the buffer column (15), and the cross section of the prism adjusting head (20) connected to the top end of the buffer degree adjusting stud (18) is in a regular hexagon shape.

6. The processing die for performing cylindrical press drawing on a workpiece according to claim 1, wherein: the die handle is characterized in that the outer wall and the inner part of the upper end of the die handle (7) are respectively provided with an installation thread and a fixed clamping pin groove, and an installation screw hole is formed in the vertical inner part of the outer side of the installation base (1).

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