CN111331022A

CN111331022A - Stamping device for stamping needle processing

Info

Publication number: CN111331022A
Application number: CN202010162855.XA
Authority: CN
Inventors: 杨海涛
Original assignee: Shenzhen Yuehaixiang Precision Technology Co ltd
Current assignee: Shenzhen Yuehaixiang Precision Technology Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-06-26
Anticipated expiration: 2040-03-10
Also published as: CN111331022B

Abstract

The invention discloses a stamping device for stamping pin processing, which comprises a movable plate, a bottom box, clamping mechanisms, a screw rod and a first motor, wherein the bottom box is hollow, a feed inlet is formed in the upper surface of the bottom box, a door plate is hinged to the front end face of the bottom box, a stamping die is further arranged above the feed inlet and on the upper side of the bottom box, the movable plate and the stamping die move synchronously, the clamping mechanisms are arranged on two sides of the movable plate, the clamping mechanisms are fixedly arranged above the bottom box, two groups of thread grooves matched with the screw rod are formed in the plate wall of the movable plate, the two groups of thread grooves are horizontally arranged and penetrate through the movable plate from one end to the other end face, the screw rod penetrates through the movable plate, the two ends of the screw rod are rotatably connected to the plate wall of a fixed plate, and the first motor connected with the. The stamping device for stamping needle processing is reasonable in structure, efficient in stamping, stable and reliable, and capable of being widely used.

Description

Stamping device for stamping needle processing

Technical Field

The invention belongs to the technical field of punching needle processing equipment, and particularly relates to a punching device for punching needle processing.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. Stamping and forging are plastic working (or called pressure working), which is called forging and pressing, the stamped blank mainly comprises hot-rolled and cold-rolled steel plates and steel strips, and the stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping and is called a cold stamping die (commonly called cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

At present, in the stamping production of the stamping needle, after the raw material die is stamped out, subsequent processing is directly carried out, the surface of the stamping needle module is rough, burrs are more, the subsequent processing is more troublesome, and the further improvement is needed.

Disclosure of Invention

The present invention is directed to a punching device for punching pin processing to solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: a stamping device for stamping pin processing comprises a movable plate, a bottom box, clamping mechanisms, a lead screw and a first motor, wherein the bottom box is hollow, a feed inlet is formed in the upper surface of the bottom box, a door plate is hinged to the front end surface of the bottom box, a stamping die is further arranged above the feed inlet and above the bottom box, the movable plate is arranged above the stamping die and moves synchronously with the movable plate, the clamping mechanisms are arranged on two sides of the movable plate, and the clamping mechanisms are fixedly mounted above the bottom box;

the movable plate is characterized in that two groups of thread grooves matched with the screw rods are formed in the wall of the movable plate, the two groups of thread grooves are horizontally arranged and penetrate through the movable plate from one end to the other end, the screw rods penetrate through the movable plate, the two ends of the screw rods are rotatably connected to the wall of the fixed plate, a first motor connected with the screw rods is fixedly mounted on the outer wall of the fixed plate, the fixed plates are symmetrically distributed on the two sides of the movable plate, the bottom end face of the movable plate is also vertically provided with a stamping cylinder, and the bottom free end of the stamping cylinder is fixedly connected to the middle of;

the clamping mechanism at least comprises a clamping plate and a bearing plate which are mutually attached, and a hydraulic cylinder which drives the clamping plate to move downwards, the hydraulic cylinder is vertically arranged above the lifting rod, the lifting rod is horizontally arranged and is positioned on the inner side of the fixing frame, the fixing frame is of a U-shaped structure and is arranged outside the lifting rod in a semi-surrounding manner, and the top end surface of the hydraulic cylinder is fixedly connected with the middle part of the inner wall of the fixing frame;

the inside of under casing is vertical to be provided with two sets of curb plates, curb plate symmetric distribution is in the both sides of feed inlet, there is the inside casing of U-shaped structure below still movable mounting of curb plate, the bottom symmetric distribution of inside casing has two sets of supporting wheels, the bottom wall laminating of supporting wheel and inside casing, the tooth's socket has still been seted up on one side arc outer wall of inside casing, the tooth's socket has the multiunit along the frame wall array distribution of inside casing, and the gear is still installed to the inside that is located the side under casing of tooth's socket, gear and tooth's socket connection meshing, the fixed outside of establishing at the bull stick of gear, the bull stick drives gear revolve, the gear is a word and arranges the distribution along the length direction of bull stick and has the multiunit, two sets.

Preferably, the rotary drum is of a cylindrical structure, two groups of rotary drums are horizontally distributed, the outer wall of each rotary drum is welded with a stirring plate, the stirring plates are as long as the rotary drums, and the stirring plates are distributed in an annular array along the outer wall of each rotary drum by taking the center of the end face of each rotary drum as a circle center.

Preferably, the rotating rod is arranged between the two groups of supporting rods, the supporting rods are perpendicular to the rotating rod and are vertically and symmetrically distributed, and the bottom end surfaces of the supporting rods are welded on the inner wall of the bottom end of the bottom box.

Preferably, the mounting groove has still been seted up to the pole wall lower extreme of bracing piece, the internally mounted of mounting groove has the second motor, the output shaft of second motor links to each other with the action wheel, the cover is equipped with the drive belt on the outer wall of action wheel, another pot head of drive belt is established on the outer wall of bull stick, all the cover is equipped with the drive belt on the both ends pole wall of bull stick, the vertical symmetric distribution of drive belt has two sets ofly, and the bull stick is driven by the second motor and is rotated.

Preferably, the side plates are further welded with flow distribution plates, one ends of the flow distribution plates are distributed downwards in an inclined and symmetrical mode, one ends of the flow distribution plates face upwards and are fixedly connected with the side plates, and the side plates are distributed in a staggered mode in sequence.

Preferably, the supporting wheel is horizontally arranged at the bottom of the inner frame and is of a long cylindrical structure, the column walls at two ends are rotatably connected with the top end surfaces of the columns, the columns are vertical and symmetrically distributed on the end surfaces of two sides of the supporting wheel, and the bottom end surfaces of the columns are welded on the upper end of the inner wall of the bottom box.

Preferably, the bottom face wall of the connecting plate is further welded with supporting blocks of an L-shaped structure, the two groups of supporting blocks are arranged horizontally and are connected with the bottom plate in a sliding mode, the cross section of the bottom plate is T-shaped, bulges are integrally formed on the side walls at two ends and extend into the supporting blocks and transversely slide along the supporting blocks, fixing bolts are vertically arranged on the bottom face of the supporting blocks and are distributed in a straight line along the bottom wall of the supporting blocks, the fixing bolts penetrate through the bottom plate and are fixedly connected with the connecting plate in a threaded mode to limit the bottom plate between the two groups of supporting blocks, and a stamping die is further integrally formed and protrudes on the bottom face of the bottom plate.

Preferably, the inside wall of fixed frame is gone up still vertically and has been seted up the spout, all protrusion an organic whole is constructed on the both sides pole wall of lifter has the slider, the slider stretches into the inside to the spout to along its vertical slip.

Preferably, the bottom end surface of the bearing plate is further connected with the top end surface of the vertical rod, the bottom end surface of the vertical rod is fixedly connected with the upper surface of the transverse plate, the vertical rod is perpendicular to the transverse plate, and the vertical rods are symmetrically distributed on the upper surfaces of the two sides of the transverse plate.

Preferably, the fixing plate is welded to an upper surface of the fixing frame.

The invention has the technical effects and advantages that: this stamping device is used in processing of towards needle, setting through inside casing and rotary drum, drive grinding ball and module self constantly rub, make the module outside smooth by polishing, do the foreshadowing for subsequent machine-shaping, promote the convenient degree of follow-up processing, the inside casing is driven by gear drive and is swung, the principle is simple easily realized, carry out the reposition of redundant personnel of feeding through the flow distribution plate, avoid the inside feed volume of under casing to cause the jam greatly, therefore, the clothes hanger is strong in practicability, dismantled and assembled setting through the bottom plate, can carry out the change of punching die according to actual need, the punching die is changed according to the specification that needs and is used, this stamping device is used in processing of towards needle, moreover, the steam generator is rational in infrastructure, the punching.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a clamping mechanism according to the present invention;

FIG. 3 is a schematic view of a stamping die according to the present invention;

FIG. 4 is a schematic view of the internal structure of the bottom case of the present invention;

fig. 5 is a schematic view of the gear structure of the present invention.

In the figure: the device comprises a first motor 1, a screw rod 2, a moving plate 3, a fixed plate 4, a clamping mechanism 5, a bottom box 6, a fixed frame 7, a hydraulic cylinder 8, a sliding chute 9, a sliding block 10, a clamping plate 11, a bearing plate 12, a vertical rod 13, a transverse plate 14, a stamping die 15, a bottom plate 16, a supporting block 17, a fixing bolt 18, a connecting plate 19, a feeding port 20, a flow distribution plate 21, a tooth groove 22, a gear 23, a supporting rod 24, a vertical column 25, a supporting wheel 26, a stirring plate 27, a rotating drum 28, a side plate 29, an inner frame 30, a rotating rod 31, a transmission belt 32, a second motor 33 and a.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a stamping device for stamping pin processing as shown in figures 1-5, which comprises a moving plate 3, a bottom box 6, a clamping mechanism 5, a screw rod 2 and a first motor 1, wherein the bottom box 6 is hollow, the upper surface of the bottom box is provided with a feed inlet 20, the front end surface of the bottom box is hinged with a door plate, a stamping die 15 is arranged above the feed inlet 20 and on the upper side of the bottom box 6, the moving plate 3 is arranged above the stamping die 15 and moves synchronously, the clamping mechanisms 5 are arranged on two sides of the moving plate 3, and the clamping mechanisms 5 are fixedly arranged above the bottom box 6;

the wall of the movable plate 3 is provided with two groups of thread grooves matched with the screw rod 2, the two groups of thread grooves are horizontally arranged and penetrate along one end of the movable plate 3 towards the other end face, the screw rod 2 penetrates through the movable plate 3, two ends of the screw rod are rotatably connected to the wall of the fixed plate 4, the outer wall of the fixed plate 4 is fixedly provided with the first motor 1 connected with the screw rod 2, the fixed plate 4 is symmetrically distributed on two sides of the movable plate 3, the bottom end face of the movable plate 3 is also vertically provided with a stamping cylinder, and the free end at the bottom of the stamping cylinder is fixedly connected with the middle part of the top end face of the;

the clamping mechanism 5 at least comprises a clamping plate 11 and a bearing plate 12 which are mutually attached, and a hydraulic cylinder 8 for driving the clamping plate 11 to move downwards, wherein the hydraulic cylinder 8 is vertically arranged above the lifting rod 35, the lifting rod 35 is horizontally arranged and is positioned on the inner side of the fixed frame 7, the fixed frame 7 is of a U-shaped structure and is arranged outside the lifting rod 35 in a semi-surrounding manner, and the top end surface of the hydraulic cylinder 8 is fixedly connected with the middle part of the inner wall of the fixed frame 7;

two groups of side plates 29 are vertically arranged in the bottom box 6, the side plates 29 are symmetrically distributed on two sides of the feed port 20, an inner frame 30 with a U-shaped structure is movably arranged below the side plates 29, two groups of supporting wheels 26 are symmetrically distributed at the bottom of the inner frame 30, the supporting wheels 26 are attached to the bottom end wall of the inner frame 30, tooth grooves 22 are further formed in the arc-shaped outer wall of one side of the inner frame 30, a plurality of groups of the tooth grooves 22 are distributed along the frame wall array of the inner frame 30, gears 23 are further arranged in the bottom box 6 beside the tooth grooves 22, the gears 23 are connected and meshed with the tooth grooves 22, the gears 23 are fixedly sleeved outside a rotating rod 31, the rotating rod 31 drives the gears 23 to rotate, the gears 23 are distributed in a straight line along the length direction of the rotating rod 31, two groups of rotating cylinders 28 are further rotatably arranged in the inner frame 30, and the inner frame 30 and the, the grinding balls are driven to continuously rub the module, so that the outside of the module is polished smoothly, a cushion is made for subsequent machining and forming, and the convenience of subsequent machining is improved.

Specifically, the rotary drum 28 is the cylinder structure, and horizontal distribution has two sets ofly, and still welds on the outer wall of rotary drum 28 and has stirring board 27, stirring board 27 and rotary drum 28 are the same length, and just are the annular array along the outer wall of rotary drum 28 for the centre of a circle along the terminal surface center of rotary drum 28 and distribute, and rotary drum 28 passes through the motor drive rotation.

Specifically, the rotating rod 31 is located between two sets of supporting rods 24, the supporting rods 24 are perpendicular to the rotating rod 31 and are vertically and symmetrically distributed, and the bottom end surfaces of the supporting rods 24 are welded on the bottom end inner wall of the bottom box 6.

Specifically, the mounting groove has still been seted up to the pole wall lower extreme of bracing piece 24, the internally mounted of mounting groove has second motor 33, the output shaft of second motor 33 links to each other with action wheel 34, the cover is equipped with drive belt 32 on the outer wall of action wheel 34, another pot head of drive belt 32 is established on the outer wall of bull stick 31, all the cover is equipped with drive belt 32 on the both ends pole wall of bull stick 31, the vertical symmetric distribution of drive belt 32 has two sets ofly, and bull stick 31 is driven rotatoryly by second motor 33, and corotation and reversal through second motor 33 drive bull stick 31 rotatory.

It is specific, two sets of it has flow distribution plate 21 still to weld between the curb plate 29, flow distribution plate 21 slope symmetric distribution one end down, and one end and curb plate 29 fixed connection up are two sets of curb plate 29 distributes in proper order in a staggered manner, shunts by flow distribution plate 21, avoids the feed volume to cause the jam greatly.

Specifically, the supporting wheel 26 is horizontally arranged at the bottom of the inner frame 30, the supporting wheel 26 is of a long cylindrical structure, column walls at two ends are all rotatably connected with the top end face of the column 25, the column 25 is vertical and symmetrically distributed at the end faces at two sides of the supporting wheel 26, the bottom end face of the column 25 is welded to the upper end of the inner wall of the bottom box 6, and the inner frame 30 is supported by the supporting wheel 26 and has rotatability.

Specifically, the wall of the bottom end panel of the connecting plate 19 is welded with supporting blocks 17 with L-shaped structures, two groups of supporting blocks 17 are horizontally arranged, and is connected with the bottom plate 16 in a sliding way, the section of the bottom plate 16 is T-shaped, the side walls at two ends are uniformly provided with bulges, the bulges extend into the supporting block 17, and slides along the transverse direction thereof, a fixing bolt 18 is vertically installed on the bottom end surface of the supporting block 17, the fixing bolts 18 are distributed in a straight line along the bottom end walls of the supporting blocks 17, the fixing bolts 18 penetrate through the bottom plate 16 to be fixedly connected with the connecting plate 19 through threads, the bottom plate 16 is limited between the two groups of supporting blocks 17, the bottom end surface of the bottom plate 16 is also integrally provided with a stamping die 15 in a protruding manner, the bottom plate 16 is detachably arranged through a fixing bolt 18, the bottom plate 16 is replaced according to different requirements, so that the stamping die 15 is changed, and the stamping die 15 can be replaced according to the required specification for use.

It is specific, still vertical spout 9 of having seted up on the inside wall of fixed frame 7, all protruding integrative structure has slider 10 on the both sides pole wall of lifter 35, slider 10 stretches into the inside to spout 9 to along its vertical slip, slider 10 plays the effect of stabilizing the slip direction with the cooperation of spout 9.

Specifically, the bottom end surface of the bearing plate 12 is further connected with the top end surface of the vertical rod 13, the bottom end surface of the vertical rod 13 is fixedly connected with the upper surface of the transverse plate 14, the vertical rod 13 is perpendicular to the transverse plate 14, and the vertical rods 13 are symmetrically distributed on the upper surfaces of the two sides of the transverse plate 14.

Specifically, the fixing plate 4 is welded to the upper surface of the fixing frame 7.

Specifically, when the stamping device for stamping pin processing is used, firstly, a template for a stamping die 15 is placed in a clamping mechanism 5, two sides of the template are positioned on the upper surface of a bearing plate 12, then a hydraulic cylinder 8 is started, the hydraulic cylinder 8 drives a lifting rod 35 to move downwards, the lifting rod 35 drives a clamping plate 11 to move towards the bearing plate 12, the template positioned on the bearing plate 12 is clamped and fixed, then two groups of first motors 1 are started to drive a screw rod 2 to rotate, a moving plate 3 is in threaded transmission with the screw rod 3 and further transversely translates to drive the moving plate 3 to move, the moving plate 3 drives a connecting plate 19 at the bottom to transversely move, then the stamping die 15 moves above the template and is adjusted to a required stamping position, the screw rod 2 stops rotating, the connecting plate 19 is driven to move downwards by the stamping cylinder, the stamping die 15 punches a required die on the template, and the moving plate 3 is driven to transversely translate and adjust the position by forward rotation, the bottom plate 16 is detachably arranged through the fixed bolt 18, the bottom plate 16 is replaced according to different requirements, the stamping die 15 is further changed, the stamping die 15 can be replaced and used according to required specifications, a stamped module enters the inside of the bottom box 6 along the feeding hole 20, firstly, the stamping module is divided by the dividing plate 21, the blockage caused by large feeding amount is avoided, the stirring plate 27 is driven to rotate through the rotary drum 28, the rotary drum 28 is driven to rotate through the motor, the rotary rod 31 is driven to rotate through the forward rotation and the reverse rotation of the second motor 33, the rotary rod 31 drives the multiple groups of gears 23 to synchronously rotate, the gears 23 are meshed with the tooth spaces 22, the inner frame 30 is driven to reciprocatingly swing, the inner frame 30 is supported by the supporting wheels 26 to have rotatability, the module inside the inner frame 30 is rocked, the inside of the inner frame 30 is provided with grinding balls (the principle is similar to high-speed shot, make the module outside polished smoothly, do the assistance for punching the subsequent machine-shaping of needle, promote the convenient degree of follow-up processing, take out the module of 6 insides of under casing through opening the door plant, this punching device is used in punching the needle processing, rational in infrastructure, the punching press is high-efficient, and is reliable and stable, but wide use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a punching device is used in processing of punching needle, includes movable plate (3), under casing (6), fixture (5), lead screw (2) and first motor (1), its characterized in that: the inner part of the bottom box (6) is hollow, a feed inlet (20) is formed in the upper surface of the bottom box, a door plate is hinged to the front end face of the bottom box, a stamping die (15) is further arranged above the feed inlet (20) and on the upper side of the bottom box (6), a moving plate (3) is arranged above the stamping die (15) and moves synchronously with the stamping die and the moving plate, clamping mechanisms (5) are arranged on two sides of the moving plate (3), and the clamping mechanisms (5) are fixedly mounted above the bottom box (6);

the screw rod (2) penetrates through the movable plate (3), two ends of the screw rod are rotatably connected to the wall of the fixed plate (4), a first motor (1) connected with the screw rod (2) is fixedly mounted on the outer wall of the fixed plate (4), the fixed plates (4) are symmetrically distributed on two sides of the movable plate (3), a stamping cylinder is vertically arranged on the bottom end face of the movable plate (3), and a free end at the bottom of the stamping cylinder is fixedly connected with the top end face of the connecting plate (19) in the middle;

the clamping mechanism (5) at least comprises a clamping plate (11) and a bearing plate (12) which are attached to each other, and a hydraulic cylinder (8) for driving the clamping plate (11) to move downwards, the hydraulic cylinder (8) is vertically arranged above a lifting rod (35), the lifting rod (35) is horizontally arranged and located on the inner side of the fixed frame (7), the fixed frame (7) is of a U-shaped structure, the semi-surrounding structure is arranged on the outer portion of the lifting rod (35), and the top end face of the hydraulic cylinder (8) is fixedly connected with the middle portion of the inner wall of the fixed frame (7);

the inside of under casing (6) is vertical to be provided with two sets of curb plates (29), curb plate (29) symmetric distribution is in the both sides of feed inlet (20), the below of curb plate (29) still movable mounting has inner casing (30) of U-shaped structure, the bottom symmetric distribution of inner casing (30) has two sets of supporting wheel (26), the bottom wall laminating of supporting wheel (26) and inner casing (30), tooth's socket (22) have still been seted up on the arc outer wall of one side of inner casing (30), tooth's socket (22) have the multiunit along the frame wall array distribution of inner casing (30), lie in the inside of the side under casing (6) of tooth's socket (22) and still install gear (23), gear (23) and tooth's socket (22) connection meshing, the fixed cover of gear (23) is established in the outside of bull stick (31), bull stick (31) drive gear (23) and rotate, gear (23) have the multiunit along the length direction of bull stick (31) to be a word row, two groups of rotating cylinders (28) are rotatably arranged in the inner frame (30).

2. The punching device for punching pin processing according to claim 1, characterized in that: the rotary drum (28) is of a cylindrical structure, two groups of rotary drums are horizontally distributed, stirring plates (27) are welded on the outer wall of each rotary drum (28), the stirring plates (27) are as long as the rotary drums (28), and the outer walls of the rotary drums (28) are distributed in an annular array mode along the centers of the end faces of the rotary drums (28) as circle centers.

3. The punching device for punching pin processing according to claim 1, characterized in that: the rotary rod (31) is positioned between the two groups of supporting rods (24), the supporting rods (24) are perpendicular to the rotary rod (31) and are vertically and symmetrically distributed, and the bottom end face of each supporting rod (24) is welded to the inner wall of the bottom end of the bottom box (6).

4. The punching device for punching pin processing according to claim 3, characterized in that: the mounting groove has still been seted up to the pole wall lower extreme of bracing piece (24), the internally mounted of mounting groove has second motor (33), the output shaft of second motor (33) links to each other with action wheel (34), the cover is equipped with drive belt (32) on the outer wall of action wheel (34), the other pot head of drive belt (32) is established on the outer wall of bull stick (31), all the cover is equipped with drive belt (32) on the both ends pole wall of bull stick (31), the vertical symmetric distribution of drive belt (32) has two sets ofly, and bull stick (31) are driven by second motor (33) and are rotatory.

5. The punching device for punching pin processing according to claim 1, characterized in that: still weld between two sets of curb plate (29) has flow distribution plate (21), flow distribution plate (21) slope symmetric distribution one end down, upward one end and curb plate (29) fixed connection, two sets of curb plate (29) are crisscross the distribution in proper order.

6. The punching device for punching pin processing according to claim 1, characterized in that: the supporting wheel (26) is horizontally arranged at the bottom of the inner frame (30), the supporting wheel (26) is of a long cylinder structure, the column walls at two ends are rotatably connected with the top end face of the column (25), the column (25) is vertical and symmetrically distributed on the end faces of two sides of the supporting wheel (26), and the bottom end face of the column (25) is welded on the upper end of the inner wall of the bottom box (6).

7. The punching device for punching pin processing according to claim 1, characterized in that: the bottom end face of the connecting plate (19) is further welded with supporting blocks (17) of an L-shaped structure, the two groups of supporting blocks (17) are arranged horizontally and are connected with the bottom plate (16) in a sliding mode, the cross section of the bottom plate (16) is T-shaped, protrusions are integrally formed on the side walls of two ends of the bottom plate and extend into the supporting blocks (17) and transversely slide along the supporting blocks, fixing bolts (18) are vertically installed on the bottom end face of the supporting blocks (17), the fixing bolts (18) are distributed in a line shape along the bottom end wall of the supporting blocks (17), the fixing bolts (18) penetrate through the bottom plate (16) and are fixedly connected with the connecting plate (19) in a threaded mode, the bottom plate (16) is limited between the two groups of supporting blocks (17), and a stamping die (15) is further integrally formed and protrudes on the bottom end face of the bottom plate (16).

8. The punching device for punching pin processing according to claim 1, characterized in that: still vertically seted up spout (9) on the inside wall of fixed frame (7), all protruding integrative structure has slider (10) on the both sides pole wall of lifter (35), slider (10) stretch into the inside to spout (9) to along its vertical slip.

9. The punching device for punching pin processing according to claim 1, characterized in that: the bottom end face of the bearing plate (12) is further connected with the top end face of the vertical rod (13), the bottom end face of the vertical rod (13) is fixedly connected with the upper surface of the transverse plate (14), the vertical rod (13) is perpendicular to the transverse plate (14), and the vertical rods (13) are symmetrically distributed on the upper surfaces of the two sides of the transverse plate (14).

10. The punching device for punching pin processing according to claim 1, characterized in that: the fixed plate (4) is welded on the upper surface of the fixed frame (7).