CN209139575U - It is automatically red to rush metal forming machine - Google Patents

Abstract

The utility model belongs to the technical field of red punching equipment, and relates to an automatic red punching metal forming machine. It solves the technical problems of huge size, waste of space and low production efficiency of the red punching equipment in the prior art. It includes a frame, the frame is provided with a red punching component, a red punching platen is arranged at the bottom of the red punching component, a lower template is arranged on the red punching platform, and at least one set of positioning core-pulling components is arranged on the lower template. There is also a loading and unloading assembly that can extend into or withdraw from the red punching assembly. A hydraulic station and a high-frequency heating furnace are arranged on one side of the frame. The red punching assembly is provided with a workpiece conveying device on the side adjacent to the hydraulic station. The device is connected to the high-frequency heating furnace and the loading and unloading components. Compared with the prior art, the utility model has the advantages of compact structure, high production efficiency and stable product quality.

Description

Automatic red punching metal forming machine

technical field

The utility model belongs to the technical field of metal thermoforming, in particular to an automatic red punching metal forming machine.

Background technique

The red punching process is an advanced professional process just developed on the basis of modern precision forging and hot extrusion. With the advancement of society and the development of science and technology, the machinery industry has put forward new mechanical strength requirements for mechanical parts. To improve the mechanical strength, two methods are generally used, one is to change the material of the parts, and the other is to change its processing method. The red punching process is one of the effective ways to improve the mechanical properties of parts by changing the processing method, so it has strong vitality and good development prospects like its forging process. The connection of each process of traditional red punching equipment is not compact, the overall equipment covers a large area, the conveying route is long, and the quality of red punching is unstable.

Utility model content

The purpose of this utility model is to solve the above problems, and to provide a fully automatic red punching metal forming machine with reasonable design and automatic loading and unloading and positioning.

In order to achieve the above purpose, the utility model adopts the following technical solutions: the fully automatic red punching metal forming machine includes a frame, the frame is provided with a red punching component, and the bottom of the red punching component is provided with a red punching platen, and the red punching A lower template is arranged on the punching table, at least one set of positioning core-pulling components is arranged on the lower template, and a loading and unloading component that can extend into or exit the red punching component is also arranged on the frame. A hydraulic station and a high-frequency heating furnace are arranged on one side of the frame. The red punching assembly is provided with a workpiece conveying device on the side adjacent to the hydraulic station, and the workpiece conveying device is connected to the high-frequency heating furnace and the loading and unloading assembly. .

In the above-mentioned automatic red punching metal forming machine, the positioning core-pulling assembly includes a mounting seat fixedly arranged on the red punching table, and a mounting plate is provided on the side of the mounting seat away from the red punching table, and the A linear driver is fixedly connected on the mounting plate, a positioning adjustment distance is set between the linear driver and the mounting plate, and the output rod of the linear driver passes through the mounting plate and the mounting seat and is connected with a positioning core pulling rod. The positioning core-pulling rod assembly extends into the cavity of the lower template.

In the above-mentioned automatic red punching metal forming machine, a threaded portion is provided on the output rod, and a positioning plate is screwed on the threaded portion. On the gear part coaxially arranged with the output rod, the linear driver is also provided with a first rotary driver, and the first rotary driver is connected with the positioning plate in a driving manner through a transmission assembly.

In the above-mentioned automatic red punching metal forming machine, the transmission assembly includes a transmission gear arranged in the positioning adjustment interval, and the axial length of the transmission gear is greater than or equal to the maximum length of the threaded portion in the positioning adjustment interval, and the The transmission gear is rotatably connected to the positioning adjustment interval and meshes with the output end of the first rotary driver and the gear part of the positioning plate respectively.

In the above-mentioned automatic red punching metal forming machine, the loading and unloading assembly includes a fixed frame fixed on the frame, and two sets of slide rails are arranged in parallel on the fixed frame, and the two sets of slide rails are respectively slidably connected with The feeding slide bar and the discharging slide bar are respectively provided with a feeding clamping assembly and a discharging receiving plate assembly at one end of the feeding slide bar and the discharging slide bar close to the red punching component. Racks are respectively arranged on the unloading sliding rods, and the racks are engaged and connected with a second rotary driver fixedly mounted on the fixing frame.

In the above-mentioned automatic red punching metal forming machine, the feeding and clamping assembly includes a clamping block fixedly connected to one end of the feeding sliding rod close to the red punching assembly, and a clamping linear drive arranged at the other end of the feeding sliding rod. The clamping block is provided with a clamping trough whose axis is the same as the feeding direction of the workpiece conveying device. A transmission rod is arranged between the sealing plate and the material-clamping linear drive, and the clamping trough is provided with a lining block that fits in the direction of the clamping trough. on the pad.

In the above-mentioned automatic red punching metal forming machine, the blanking tray assembly includes a feeding tray that is fixedly connected to one end of the blanking sliding rod close to the red punching component. One end is provided with a connecting portion, the other end is provided with a blanking notch, the connecting portion is hinged with a blanking push plate, and one end of the receiving tray away from the blanking notch is provided with a limiting block.

In the above-mentioned automatic red punching metal forming machine, a hinge shaft fixedly connected to the receiving plate is provided on the blanking push plate, and a blanking ring is provided at one end of the blanking push plate away from the hinge point. A torsion spring is arranged on the hinge shaft. One end of the torsion spring is fixed on the blanking push plate, and the other end is fixedly connected to the receiving plate. The upper part is provided with a blocking post that pushes the unloading push plate to rotate against the driving block when the unloading sliding rod drives the unloading receiving plate assembly to retract.

In the above-mentioned automatic red punching metal forming machine, the workpiece conveying device includes a conveyor belt assembly, the two sides of the conveyor belt assembly are provided with interlocking limit plates, and the two limit plates are respectively provided with opposite threaded holes , the threaded hole is screwed with a double-ended stud, the threads at both ends of the double-ended stud are opposite, and the end of the double-ended stud away from the red punching assembly is provided with an adjusting wheel, and the conveyor belt One end of the assembly close to the loading and unloading assembly is provided with a baffle plate and an infrared temperature measurement sensor. The baffle plate is connected with a baffle driver that drives the baffle plate to be close to or away from the conveyor belt, and the conveyor belt assembly is far away from high-frequency heating. One end of the furnace is provided with a waste pipe and a finished pipe, and the finished pipe is arranged below the blanking gap after reset.

In the above-mentioned automatic red punching metal forming machine, the red punching assembly includes a plurality of guide shafts vertically arranged and fixed on the red punching platen, and the guide shafts are sequentially slidably connected to the first red punching platen above the red punching platen. A driving board and a second driving board, the first driving board is provided with an upper template on the side close to the red punching table board, and several connecting posts of equal height are set between the first driving board and the second driving board and the thimble driver, the first driver board is connected to the red rush driver on the side away from the second driver board.

Compared with the existing technology, the advantages of the present utility model are:

1. The utility model has complete functions, compact arrangement of functional components, and smooth connection, which greatly reduces the size and floor space of the equipment and improves work efficiency.

2. Automatically position the core-pulling to ensure the accuracy. After the blank enters the lower template, the positioning core-pulling component automatically pushes the blank in the lower template, so that the blank is completely in the mold cavity, so as to avoid the blank in the parting process during the red punching process. On the surface, the amount of blank in the cavity is insufficient, resulting in waste.

3. When the red punching component is clamped, the core-pulling component is positioned to face the blank, so that the blank forms a side hole feature, and the movement stroke of the positioning core-pulling rod is controlled by the positioning plate to ensure the accuracy of the side hole feature.

4. The degree of automation is high, and the loading and unloading components automatically complete the loading and unloading. Compared with the traditional process, the manual loading and unloading steps are omitted to avoid the operator being scalded by the billet with a temperature of over 800 degrees Celsius, reducing safety hazards and improving the safety of the red punching process. .

5. Good continuity, when the loading and unloading components are feeding the blanks, the parts that have completed the red punching are taken out from the red punching components, compressing the loading and unloading time, and continuous operation without pause, greatly improving the production efficiency.

Description of drawings

FIG. 1 is a schematic diagram of the structure provided by the present invention.

Figure 2 is a schematic structural diagram of another angle provided by the present utility model

FIG. 3 is a plan view provided by the present invention.

FIG. 4 is a schematic diagram of the positioning core-pulling group provided by the present invention.

FIG. 5 is another perspective view of the positioning core-pulling assembly provided by the present invention.

6 is a schematic top view of the loading and unloading assembly provided by the present invention.

7 is a schematic diagram of the loading and unloading components provided by the present invention.

Fig. 8 is another corner schematic diagram of the loading and unloading assembly provided by the present invention.

9 is a schematic diagram of a workpiece conveying device provided by the present invention.

In the figure, frame 1, red punching assembly 2, red punching platen 3, lower template 4, positioning core pulling assembly 5, loading and unloading assembly 6, hydraulic station 7, high-frequency heating furnace 8, workpiece conveying device 9, mounting seat 10. Mounting plate 11, linear drive 12, positioning adjustment distance 13, output rod 14, positioning core pulling rod 15, threaded part 16, positioning plate 17, gear part 18, first rotary driver 19, transmission assembly 20, transmission gear 21 , fixed frame 22, slide rail 23, loading slide bar 24, unloading slide bar 25, loading clamping assembly 26, unloading plate assembly 27, rack 28, second rotary drive 29, clamping linear drive 30, Clamping block 31, clamping chute 32, blanking opening 33, sealing plate 34, transmission rod 35, lining block 36, blanking gap 38, blanking push plate 39, limit block 40, hinge shaft 41, blanking Ring 42, torsion spring 43, stud 44, adjusting wheel 45, stopper driver 46, waste pipe 47, finished pipe 48, guide shaft 49, first drive plate 50, second drive plate 51, upper template 52, connection Column 53 , red punch driver 54 , material receiving plate 55 , driving block 56 , blocking column 57 , conveyor belt assembly 58 , limit splint 59 , and material blocking plate 60 .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figure 1-2, this fully automatic red punching metal forming machine includes a frame 1, the frame 1 is provided with a red punching assembly 2, and a red punching platen 3 is arranged at the bottom of the red punching assembly 2. The red punching The platen 3 is provided with a lower template 4, the lower template 4 is provided with at least one group of positioning core-pulling assemblies 5, and the frame 1 is also provided with a loading and unloading material that can extend into or exit the red punching assembly 2. Component 6, one side of the frame 1 is provided with a hydraulic station 7 and a high-frequency heating furnace 8, and the red punching component 2 is provided with a workpiece conveying device 9 on the side adjacent to the hydraulic station 7. The workpiece conveying device 9 is connected to the high-frequency heating furnace 8 and the loading and unloading assembly 6 .

Preferably, the hydraulic station 7 and the high-frequency heating furnace 8 are arranged side by side, and the side of the hydraulic station 7 away from the high-frequency heating furnace 8 and the side of the high-frequency heating circuit 8 away from the hydraulic station 7 are substantially flush with the side of the frame 1 , the hydraulic station 7 is provided with a storage hopper on the side away from the frame 1, and the high-frequency heating furnace 8 is provided with a drop-type blank slide rail on the side away from the frame. A hoist is arranged between the rails. The components are arranged compactly, saving the floor space. Among them, the high-frequency heating furnace 8, the hydraulic station 7, the storage hopper, and the hoist are commonly used equipment in this field, and will not be repeated here.

After the blank is heated to a certain temperature in the high-frequency heating furnace 8, it is transported to the loading and unloading assembly 6 through the workpiece conveying device 9, and the 6 blanks of the loading and unloading assembly are sent into the lower template 4, and the positioning core-pulling assembly 5 abuts on the blank. The blank is positioned in the cavity of the lower die plate 4 . The hydraulic station 7 provides power for the red punching assembly 2 and the positioning core-pulling assembly 5, and extrudes the high-temperature blank toward the red punching platen 3, and at the same time, the positioning core-pulling assembly 5 further pushes the high-temperature blank. Utilizing the plasticity of high-temperature metal, the high-temperature red blank is pressed by the red punching component 2 and the positioning core-pulling component 5 to form the die features to complete the red punching. After the red punching forming is completed, the loading and unloading assembly 6 brings in new high-temperature blanks, and at the same time, the formed parts are taken out from the red punching assembly 2 to enter the next round of red punching operation.

The degree of automation is high, and the loading and unloading component 6 automatically completes the loading and unloading. Compared with the traditional process, the manual loading and unloading steps are omitted, which avoids the operator from being scalded by the billet with a temperature of over 800 degrees Celsius, reduces safety hazards, and improves the safety of the red punching process.

The continuity is good. When the loading and unloading assembly 6 feeds the blank, it takes out the red punched parts from the red punching assembly 2, compresses the loading and unloading time, and the continuous operation does not stop, which greatly improves the production efficiency.

Automatic positioning to ensure the accuracy of the side hole, positioning the core-pulling component 5 after the blank enters the lower template 4, it automatically pushes the blank in the lower template 4, so that the blank is completely in the mold cavity, avoiding the blank in the red punching process. On the profile surface, the amount of blanks in the cavity is insufficient, resulting in waste products.

Specifically, the positioning core-pulling assembly 5 includes a mounting seat 10 that is fixedly arranged on the red punching table 3 , and a mounting plate 11 is provided on the side of the mounting seat 10 away from the red punching table 3 , and the mounting plate 11 A linear driver 12 is fixedly connected to the top, and a positioning adjustment distance 13 is set between the linear driver 12 and the mounting plate 11 , and the output rod 14 of the linear driver 12 passes through the mounting plate 11 and the mounting seat 10 and is connected with a positioning The core-pulling rod 15 , the positioning core-pulling rod 15 component extends into the cavity of the lower template 4 . When the high-temperature blank enters the lower die plate, the linear driver 12 drives the positioning core-pulling rod 15 to push the high-temperature blank to achieve positioning. Preferably, in this embodiment, there are three positioning core-pulling assemblies 5, which are respectively installed on the red punching table and are not installed. On the side of the loading and unloading assembly 6, the high-temperature blanks are pushed simultaneously from three sides for positioning.

Preferably, the mounting seat 10 is provided with a guide groove, and the positioning core-pulling rod 15 is slidably connected in the guide groove to ensure a stable path when the positioning core-pulling rod 15 is ejected, and to ensure accurate positioning of the blank. The linear drive 12 may be a linear oil cylinder or a linear motor.

Further, the output rod 14 is provided with a threaded portion 16 on which a positioning plate 17 is screwed. The coaxial gear part 18 and the linear driver 12 are also provided with a first rotary driver 19 , and the first rotary driver 19 is drivingly connected to the positioning plate 17 through the transmission assembly 20 .

When the positioning stroke of the positioning core-pulling rod 15 needs to be adjusted, the first rotary driver 19 is electrically rotated, and the positioning plate 17 is driven to rotate through the transmission assembly 20. The axis of the output rod 14 is close to or away from the lower mold plate 4 , changing the distance between the positioning plate 17 and the mounting plate 11 , that is, changing the maximum stroke of the output rod 14 moving to the lower mold plate 4 . The movement accuracy of the positioning core-pulling rod 15 is further ensured by mechanical means, and the accuracy of forming the side holes of the blank is ensured.

Furthermore, the transmission assembly 20 includes a transmission gear 21 arranged in the positioning adjustment interval 13, and the axial length of the transmission gear 21 is greater than or equal to the maximum length of the threaded portion 16 in the positioning adjustment interval 13 to ensure that the positioning plate 17 is in the thread At any position of the part 16 , the gear part 18 of the positioning plate 17 is always meshed with the transmission gear to ensure that the first rotary driver can always control the relative position of the positioning plate 17 and the mounting plate 11 . The transmission gear 21 is rotatably connected to the positioning adjustment interval 13 and meshes with the output end of the first rotary driver 19 and the gear portion 18 of the positioning plate 17 respectively.

Preferably, the loading and unloading assembly 6 includes a fixing frame 22 fixedly installed on the frame 1 , two sets of slide rails 23 are arranged in parallel on the fixing frame 22 , and the two sets of slide rails 23 are respectively slidably connected with feeding slides The rod 24 and the unloading slide rod 25 are respectively provided with a loading clamping assembly 26 and a blanking tray assembly 27 at the ends of the loading slide rod 24 and the unloading slide rod 25 close to the red punching assembly 2 . Gear racks 28 are respectively provided on the material sliding rod 24 and the unloading sliding rod 25 . When the blank is heated in the high-frequency heating furnace 8 and conveyed to the lower part of the loading and unloading assembly 6 by the workpiece conveying device 9, the high-temperature blank enters the loading and clamping assembly 26, and the loading slide bar 24 moves toward the corresponding second rotary driver 29. The feeding slide bar 24 is driven to move in the direction of the lower die plate 4 , the feeding clamping assembly 26 sends the high-temperature blanks into the lower die plate 4 , and then the feeding sliding bar 24 drives the feeding and clamping assembly 26 to exit the lower die plate 4 . At the same time, the second rotary driver 29 corresponding to the blanking slide bar 25 drives the blanking slide bar 25 to drive the blanking tray assembly 27 to move towards the red punching assembly 2. When the formed part falls into the blanking tray assembly 27, the blanking The sliding rod 25 drives the blanking tray assembly 27 to exit the red punching assembly 1 with the formed parts.

Further, the feeding clamping assembly 26 includes a clamping block 31 fixedly connected to one end of the feeding sliding rod 24 close to the red punching assembly 2 and a clamping linear driver 30 disposed at the other end of the feeding sliding rod 24. The block 31 is provided with a clamping groove 32 whose axis is the same as the feeding direction of the workpiece conveying device 9, the lower end surface of the clamping groove 32 is provided with a feeding opening 33, and the feeding opening 33 is provided with a sealing plate 34, A transmission rod 35 is arranged between the sealing plate 34 and the material clamping linear driver 30 , and the clamping groove 32 is provided with a lining block 36 that is attached to the clamping groove 32 , and the sealing plate 34 receives The clamping linear drive 30 can abut against the pad 36 when driven. The lining block 36 is provided with a feeding trough which is connected to the blank. After the high-temperature blank enters the feeding trough, the clamping linear driver 30 drives the sealing plate 34 against the lining block 36 through the transmission rod 35 to block the feeding. Slot notches, so that high-temperature blanks cannot fall from the notch of the feeding trough. Preferably, the end of the sealing plate 34 away from the transmission rod 35 is provided with a shovel slope. When the sealing plate 34 is sealed, the shovel slope shovels the high-temperature blank onto the sealing plate 34 to prevent the sealing plate 34 from abutting on the high-temperature blank. When the high temperature blank is deformed, it cannot completely stay in the mold cavity after entering the mold cavity, resulting in defective products.

Preferably, the feeding tray assembly 27 includes a feeding tray 55 that is fixedly connected to one end of the feeding slide bar 25 close to the red punching assembly 2 , the feeding tray 55 is in the shape of an arc, and one end of the feeding tray is provided with a connection The other end is provided with a feeding gap 38, the connecting portion 37 is hinged with a feeding push plate 39, and the end of the receiving tray 55 away from the feeding gap 38 is provided with a limiting block 40. The unloading push plate 39 is provided with a hinge shaft 41 that is fixedly connected to the material receiving plate 55 , the end of the unloading push plate 39 away from the hinge point is provided with a cutting ring 42 , and the hinge shaft 41 is provided with a torsion ring 42 . One end of the torsion spring 43 is fixed on the blanking push plate 39, and the other end is fixedly connected to the material receiving plate 55. The blanking push plate 39 is provided with a driving block 56, and the fixing frame 22 is provided with a blocking post 57 that pushes the unloading push plate 39 to rotate against the driving block 56 when the unloading sliding rod 25 drives the unloading receiving plate assembly 27 to retract.

After the parts are formed, the red punching assembly 2 pushes out the formed parts, falls on the receiving tray 55, and falls into the blanking ring 42. The blanking slide bar 25 drives the receiving tray 55 to exit the red punching assembly 2. During the process, the driving block 56 is in contact with the blocking post 57, the blocking post 57 reacts to the driving block 56, and the driving block 56 drives the blanking push plate 39 and the blanking ring 42 to rotate with the hinge shaft 41, and the blanking ring 42 drives The formed part moves on the feeding tray 55 to the feeding gap 38 , and when the formed part passes through the feeding gap 38 , it falls into the finished tube 48 .

Preferably, the workpiece conveying device 9 includes a conveyor belt assembly 58 , two side limiters 59 are provided with linked limit plates 59 , and opposite threaded holes are respectively provided on the two limit plates 59 . A double-ended stud 44 is screwed into the threaded hole. The threads at both ends of the double-ended stud 44 are opposite. The end of the double-ended stud 44 away from the red punching assembly 2 is provided with an adjusting wheel 45. Rotate the adjusting wheel 45 to drive the stud bolts 44 to rotate, and the trend limiting splint 44 is simultaneously folded inward or outwardly opened to meet the specifications of the blank.

Further, one end of the conveyor belt assembly 58 close to the loading and unloading assembly 6 is provided with a baffle plate 60 and an infrared temperature sensor. One end of the conveyor belt assembly 58 away from the high-frequency heating furnace 8 is provided with a waste pipe 47 and a finished pipe 48, and the finished pipe 48 is arranged below the blanking gap 38 after reset. The infrared temperature sensor detects the temperature of the passing high-temperature blank in real time. When the temperature is lower than the preset value, the blank enters the red punching component, which is easy to produce defective products and cause damage to the mold. At this time, the stopper driver 46 drives the stopper plate 60 away from the conveyor belt assembly 58 , and the blanks whose temperature does not meet the standard enter the waste pipe 47 along the conveyor belt assembly 58 .

Preferably, the red punch assembly 2 includes a plurality of guide shafts 49 vertically arranged and fixed on the red punch platen 3 . The guide shafts 49 are slidably connected with the first drive plate 50 and the first drive plate 50 and The second driving plate 51, the upper template 52 is provided on the side of the first driving plate 50 close to the red punching platen 3, and several equal heights are arranged between the first driving plate 50 and the second driving plate 51 The connecting column 53 and the ejector pin driver are connected to the red-punch driver 54 on the side of the first driving board 50 away from the second driving board 51 .

When the blank enters under the red punching assembly 2, the red punching driver 54 drives the second driving plate 51 and drives the first driving plate 50 and the upper template 52 to approach the lower template 4 through the connecting column 53 to realize the red punching of the blank. The ejector pin driver drives the ejector pin to eject the formed part.

The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or replace them in similar ways, but will not deviate from the spirit of the present invention or go beyond the appended claims the defined range.

Although the bracket 1, the rotary drive device 2, the cam 3, the incomplete gear 4, the clamping component 5, the ejector component 6, the distal rest surface 7, the swing rod 8, the connecting part 9, the driven part 10 are used more in this paper , elastic member 11, clamping arm 12, bending part 13, collet 14, positioning arc surface 15, guide frame 16, rack 17, guide groove 18, push rod 19, picking head 20, gear 21, straight rack 22 , connecting block 23, guide rod 24, guide block 25, guide hole 26, handle bar 27, fixed handle 28, movable handle 29, support edge 30, guard plate 31, control room 32 and other terms, but do not exclude the use of other terms possibility. These terms are used only to more conveniently describe and explain the essence of the present invention; it is contrary to the spirit of the present invention to interpret them as any kind of additional limitations.

Claims (10)

1. A fully automatic red punching metal forming machine, comprising a frame (1), and the frame (1) is provided with a red punching assembly (2), characterized in that the bottom of the red punching assembly (2) is provided with a red punching assembly (2). A punching platen (3), a lower template (4) is arranged on the red punching platen (3), and at least one set of positioning core-pulling components (5) is arranged on the lower template (4), and the The frame (1) is also provided with a loading and unloading assembly (6) that can extend into or out of the red punching assembly (2), and a hydraulic station (7) and a high-frequency heating system are arranged on one side of the frame (1). The furnace (8), the red punching assembly (2) is provided with a workpiece conveying device (9) on the side adjacent to the hydraulic station (7), and the workpiece conveying device (9) is connected to the high-frequency heating furnace ( 8) and the loading and unloading assembly (6). 2. The fully automatic red punching metal forming machine according to claim 1, wherein the positioning core-pulling assembly (5) comprises a mounting seat (10) fixedly arranged on the red punching platen (3), A mounting plate (11) is provided on the side of the mounting seat (10) away from the red punching platen (3), and a linear driver (12) is fixedly connected to the mounting plate (11). A positioning adjustment distance (13) is arranged between (12) and the mounting plate (11), and the output rod (14) of the linear drive (12) is connected with the mounting plate (11) and the mounting seat (10) after passing through the mounting plate (11) and the mounting seat (10). The positioning core-pulling rod (15) is positioned, and the positioning core-pulling rod (15) assembly extends into the cavity of the lower template (4). 3. The fully automatic red punching metal forming machine according to claim 2, wherein the output rod (14) is provided with a threaded portion (16), and the threaded portion (16) is screwed with a threaded portion (16). A positioning plate (17), the positioning plate (17) is disc-shaped and a gear portion (18) coaxially arranged with the output rod (14) is arranged on the outer side wall of the positioning plate (17). The driver (12) is also provided with a first rotary driver (19), and the first rotary driver (19) is drivingly connected to the positioning plate (17) through a transmission assembly (20). 4. The fully automatic red punching metal forming machine according to claim 3, wherein the transmission assembly (20) comprises a transmission gear (21) arranged in the positioning adjustment distance (13), and the transmission The axial length of the gear (21) is greater than or equal to the maximum length of the threaded portion (16) in the positioning adjustment interval (13), and the transmission gear (21) is rotatably connected in the positioning adjustment interval (13) and is rotated with the first The output end of the driver (19) and the gear part (18) of the positioning plate (17) are meshed respectively. 5 . The fully automatic red punching metal forming machine according to claim 4 , wherein the loading and unloading assembly ( 6 ) comprises a fixing frame ( 22 ) fixedly installed on the frame ( 1 ). Two sets of slide rails (23) are arranged in parallel on the fixing frame (22), and the two sets of slide rails (23) are respectively slidably connected with a feeding slide bar (24) and a discharging slide bar (25). The ends of the material sliding rod (24) and the feeding sliding rod (25) close to the red punching assembly (2) are respectively provided with a feeding clamping assembly (26) and a feeding receiving plate assembly (27). (24) A rack (28) is respectively provided on the unloading sliding rod (25), and the rack (28) is engaged with a second rotary driver (29) fixedly mounted on the fixing frame (22). 6. The fully automatic red punching metal forming machine according to claim 5, characterized in that, the feeding clamping assembly (26) comprises a fixed connection on the feeding sliding rod (24) close to the red punching assembly (2) A clamping block (31) at one end and a clamping linear driver (30) arranged at the other end of the feeding sliding rod (24), the clamping block (31) is provided with an axis and a workpiece conveying device (9) for feeding material The material clamping trough (32) in the same direction, the lower end face of the clamping trough (32) is provided with a feeding opening (33), the feeding opening (33) is provided with a sealing plate (34), the A transmission rod (35) is arranged between the sealing plate (34) and the material clamping linear driver (30), and the material clamping groove (32) is provided with a lining block (32) that fits in the direction of the clamping groove (32). 36), when the sealing plate (34) is driven by the material clamping linear driver (30), it can abut on the lining block (36). 7. The fully automatic red punching metal forming machine according to claim 6, characterized in that, the blanking tray assembly (27) comprises a fixed connection to one end of the blanking sliding rod (25) close to the red punching assembly (2) A feeding tray (55), the feeding tray (55) is in the shape of a circular arc, one end of the feeding tray is provided with a connecting portion (37), and the other end is provided with a blanking gap (38). The connecting portion (37) is hinged with a feeding push plate (39), and a limiting block (40) is provided at one end of the feeding tray (55) away from the feeding gap (38). 8. The fully automatic red punching metal forming machine according to claim 7, characterized in that, a hinge shaft (41) fixedly connected with the receiving tray (55) is provided on the blanking push plate (39), One end of the blanking push plate (39) away from the hinge point is provided with a blanking ring, the hinge shaft (41) is provided with a torsion spring (43), and one end of the torsion spring (43) is fixed on the blanking On the push plate (39), the other end is fixedly connected to the material receiving tray (55). There is a blocking post (57) that pushes the blanking push plate (39) to rotate against the driving block (56) when the blanking sliding rod (25) drives the blanking receiving plate assembly (27) to retract. 9. The fully automatic red punching metal forming machine according to claim 8, wherein the workpiece conveying device (9) comprises a conveyor belt assembly (58), and the conveyor belt assembly (58) is provided on both sides There is a linked limit splint (59), the two limit splints (59) are respectively provided with opposite threaded holes, and double-ended studs (44) are screwed into the threaded holes. The threads at both ends of the stud (44) are opposite, the end of the double-ended stud (44) away from the red punching assembly (2) is provided with an adjusting wheel (45), and the conveyor belt assembly (58) is close to the loading and unloading assembly. One end of (6) is provided with a baffle plate (60) and an infrared temperature sensor, and the baffle plate (60) is connected with a baffle driver (46) that drives the baffle plate (60) to be close to or away from the conveyor belt, A waste pipe (47) and a finished pipe (48) are provided at one end of the conveyor belt assembly (58) away from the high-frequency heating furnace (8), and the finished pipe (48) is arranged after the blanking gap (38) is reset. below. 10. The fully automatic red punching metal forming machine according to claim 1, wherein the red punching assembly (2) comprises a plurality of guide shafts (49) vertically arranged and fixed on the red punching platen (3). ), the guide shaft (49) is slidably connected with a first drive plate (50) and a second drive plate (51) above the red punching platen (3) in sequence, and the first drive plate (50) ) an upper template (52) is arranged on the side close to the red punching platen (3), and several connecting posts (53) of equal height are arranged between the first drive plate (50) and the second drive plate (51). ) and a thimble driver, and a red flush driver (54) is connected to the side of the first driving board (50) away from the second driving board (51).