CN211803291U - Integrated pin shaft cutting and shaping device - Google Patents

Abstract

The utility model provides an integration round pin axle cuts off shaping device, relates to chain round pin axle processing technology field, cuts off the unit including workstation and round pin axle, round pin axle cut off the unit and be equipped with round pin axle substrate delivery outlet, still including transporting unit and plastic unit, plastic unit including setting up in the surperficial first casing of workstation and second casing relatively, first casing and workstation upper surface pass through linear slide rail sliding connection, second casing and workstation upper surface fixed connection, still fixed extrusion plastic mechanism that is equipped with the use of mutually supporting respectively in first casing and second casing, the transport unit for carrying the round pin axle substrate to extrusion plastic mechanism's conveyer from round pin axle substrate delivery outlet. This is novel to sell the axle and cuts off unit and plastic unit and pass through the transportation unit integration on a device, makes and cuts off process and plastic process and unites two into one, has greatly improved work efficiency.

Description

Integrated pin shaft cutting and shaping device

Technical Field

The utility model belongs to the technical field of chain round pin axle processing, concretely relates to integration round pin axle cuts off shaping device.

Background

The transmission chain of the automobile engine is a high-precision transmission part and has high requirements on the quality level of chain parts.

The pin shaft is the most important part for forming various chains, and the production of the pin shaft needs to go through a cutting process and a shaping process. In the cutting process, a high-speed pin shaft cutting machine or a low-speed pin shaft cutting machine is needed, the high-speed pin shaft cutting machine is easy to have the phenomenon of uneven pin shaft end surface in the working process, and the pin shaft cannot be normally assembled in the later period; there are production efficiency low, the debugging difficulty scheduling problem in the low-speed round pin axle cutter course of operation, above-mentioned two kinds of equipment all need carry out the plastic through the roll process after the round pin axle cuts off the completion, form the fillet at the round pin axle terminal surface through the roll process, just can conveniently assemble, and the roll process needs solitary equipment, occupies the place, and is long, with high costs, work efficiency is low when consuming time, and need be equipped with special operative employee.

SUMMERY OF THE UTILITY MODEL

For overcoming prior art's not enough, this novel an integrated round pin axle that can close cutting off process and plastic process as an organic whole cuts off shaping device.

In order to realize the purpose, the novel technical scheme is as follows:

the utility model provides an integration round pin axle cuts off shaping device, includes that workstation and round pin axle cut off the unit, round pin axle cut off the unit and be equipped with round pin axle substrate delivery outlet, still include transportation unit, and shaping unit, shaping unit including set up in the first casing and the second casing of workstation upper surface relatively, first casing and workstation upper surface pass through linear slide rail sliding connection, second casing and workstation upper surface fixed connection, still fixed extrusion plastic mechanism that is equipped with the use of mutually supporting respectively in first casing and second casing, the medial surface of first casing and second casing be equipped with and supply extrusion plastic mechanism's opening of mutually supporting, the transportation unit be for carrying round pin axle substrate to extrusion plastic mechanism's conveyer from round pin axle substrate delivery outlet.

Preferably, the extrusion shaping mechanism in the first shell comprises a first cushion block and a first extrusion die which are fixedly connected from left to right in sequence, a first sliding cavity is arranged in the first cushion block, a second sliding cavity is arranged in the first extrusion die, the first sliding cavity is communicated with the second sliding cavity through a through hole, a first sliding hole penetrating through the second sliding cavity and the surface of the right side wall of the first extrusion die is further arranged on the right side of the second sliding cavity, a first limiting block is further connected in the second sliding cavity in a sliding manner, a first supporting rod is fixedly connected to the left end face of the first limiting block, the first supporting rod extends into the first sliding cavity along the through hole, a first ejector rod is further fixedly connected to the right end face of the first limiting block, the first ejector rod is connected with the first sliding hole in a sliding manner, a compression spring is further arranged in the first sliding cavity, one end of the compression spring is fixedly connected to the inner surface of the left end of the first sliding cavity, The other end of the compression spring is fixedly connected with the outer surface of the lower part of the first support rod, and the surface of the outer side wall of the compression spring is in sliding connection with the surface of the inner wall of the first sliding cavity; the extrusion shaping mechanism in the second shell comprises a second extrusion die and a second cushion block which are fixedly connected from left to right, a second sliding hole penetrating through the left end surface and the right end surface is arranged in the second extrusion die, a third sliding cavity communicated with the right end of the second sliding hole is arranged in the second cushion block, a fourth sliding cavity which is communicated with the third sliding cavity and the right end surface of the second cushion block is also arranged at the right side of the third sliding cavity, a second limiting block is connected in the third sliding cavity in a sliding way, a second ejector rod which is connected with the second sliding hole in a sliding way is fixedly arranged on the left end surface of the second limiting block, a second supporting rod which is connected with the fourth sliding cavity in a sliding manner is fixedly arranged on the right end surface of the second limiting block, the left side of the first shell is also provided with a first telescopic mechanism which can push the first shell to slide along the linear slide rail in a reciprocating way, and a second telescopic mechanism capable of pushing the second support rod to slide left and right along the fourth sliding cavity is arranged on the right side of the second shell.

Preferably, the first telescopic mechanism and/or the second telescopic mechanism is/are an electric cylinder or an electric push-pull rod or a cam transmission telescopic device; the telescopic end of the first telescopic mechanism is fixedly connected with the left end face of the first shell, and the other end of the first telescopic mechanism is fixedly connected with the workbench; the telescopic end of the second telescopic mechanism is fixedly connected with the right end face of the second supporting rod, and the other end of the second telescopic mechanism is fixedly connected with the workbench.

Preferably, the transfer unit comprises a motor and a mechanical arm fixedly connected to the motor output shaft, the mechanical arm is perpendicular to the motor output shaft, the mechanical arm comprises an arm rod and a mechanical arm positioned at one end of the arm rod far away from the motor output shaft, the mechanical arm is formed by mutually kneading a left clamp body and a right clamp body, the top end of each clamp body is hinged with the lower end of the arm rod, a semicircular groove is formed in the inner side surface of each clamp body, a clamping hole with the same outer diameter as that of a base material of a pin shaft to be processed is formed after mutual kneading, an inclined plane is arranged on the inner side of the top end of each clamp body, an installation hole penetrating through the bottom end face of the arm rod is further formed in the arm rod, an electric push rod is fixedly arranged in the installation hole, the telescopic end of the electric push rod extends downwards, the end part of the telescopic end is matched with the inclined plane, and slotted holes in the horizontal direction are further formed, the left end of the reset spring is fixedly connected with the groove bottom of the groove hole of the left clamp body, and the right end of the reset spring is fixedly connected with the groove bottom of the groove hole of the right clamp body.

Preferably, a plurality of elastic anti-skidding blocks are fixedly arranged on the groove wall of the semicircular groove on the inner side surface of the clamp body.

Preferably, still be equipped with control mechanism in the integration round pin axle cuts off shaping device, control mechanism include controller and sensor, the sensor include be used for the response transfer unit with round pin axle substrate deliver to the first sensor of the station of extrusion shaping mechanism, be used for detecting the second sensor that first casing replied to the blanking station, be used for detecting the third sensor when arm to round pin axle substrate delivery outlet position, be used for detecting the fourth sensor that first casing and second casing extrude to target in place, first sensor, second sensor, third sensor, fourth sensor respectively with the input electric connection of controller, the output of controller respectively with round pin axle cut off unit, motor, first telescopic machanism, second telescopic machanism and electric putter electric connection, the controller be connected with the power.

Preferably, the round pin axle cut off the unit and set up in plastic unit top and through connecting piece and workstation fixed connection, the transportation unit set up and cut off between unit and the plastic unit and through connecting piece and workstation fixed connection in the round pin axle, first casing and second casing between the workstation on still be equipped with the blanking hole that runs through the workstation upper and lower surface, blanking hole below still be equipped with the blanking case.

Preferably, the sensor is a travel switch, and the first sensor is arranged on one side of the position of the arm rod when the pin shaft base material is conveyed to the extrusion shaping mechanism and is fixedly connected with the workbench through a connecting piece; the second sensor is arranged on the upper surface of the workbench on the left side of the first shell, the third sensor is arranged on one side of the position of the mechanical arm when the mechanical arm is placed on the output port of the pin shaft base material through the arm rod and is fixedly connected with the workbench through a connecting piece, the fourth sensor is arranged on the upper surface of the workbench at the inner side of the first shell, and a pressing block matched with the fourth sensor is arranged on the side surface of the first shell.

Preferably, the inner diameters of the first sliding hole and the second sliding hole are the same and are in clearance fit with the base material of the pin shaft to be processed, and the clearance fit distance between the inner diameters of the first sliding hole and the second sliding hole and the outer diameter of the base material of the pin shaft to be processed is 0.01-0.10 mm;

preferably, the end surfaces of the top ends of the first ejector rod and the second ejector rod are respectively provided with a shaping structure of the pin shaft base material to be shaped.

This novel shaping device is cut off to integration round pin axle's beneficial effect does: the pin shaft cutting unit and the shaping unit are integrated on one device through the transfer unit, so that the cutting process and the shaping process are combined into a whole, and the working efficiency and the automation level are greatly improved. Particularly, every round pin axle substrate that cuts out can be accomplished and transport to the plastic unit through the arm immediately and carry out the plastic to make the metalwork get into this device, just become the good round pin axle of plastic when coming out. In addition, through the shaping unit, the end face of the pin shaft forms a fillet, and the fillet is not required to be formed through a subsequent rolling process, so that equipment of the rolling process is saved, the loss of auxiliary materials in the rolling process is reduced, labor is saved, and the labor time is reduced.

Drawings

FIG. 1: the novel sectional structure is shown schematically;

FIG. 2: a schematic sectional structure diagram of the pin roll base material during extrusion shaping limit;

FIG. 3: the schematic diagram of the process of retreating the first shell in the extrusion shaping process of the pin shaft base material;

FIG. 4: a schematic diagram of the first shell retreating to the blanking station;

FIG. 5: a schematic side structure diagram of the transfer unit;

FIG. 6: a top view of the shaping unit when it is pressed in place;

1: pin shaft cutting unit, 2: first telescoping mechanism, 3: first housing, 4: second housing, 5: second telescoping mechanism, 6: blanking box, 7: motor, 8: mechanical arm, 801: arm lever, 802 mounting hole, 803: electric putter, 804: inclined plane, 805: return spring, 806: slot, 807: a robot, 808: elastic anti-skid block, 9: table, 10: first stopper, 11: second stopper, 12: first slide hole, 13: second carrier rod, 14: first ejector pin, 15: second slide hole, 16: second strut, 17: first strut, 18: fourth slide chamber, 19: first slide chamber, 20: compression spring, 21: first block, 22: first extrusion die 23: second head block, 24: second slide chamber, 25: third slide chamber, 26: pin roll substrate output port, 27: pin roll base material, 28: first sensor, 29: second sensor, 30: second extrusion die, 31: third sensor, 32: and a fourth sensor.

Detailed Description

The following description is of the preferred embodiment of the present invention only, and is not intended to limit the scope of the present invention, which is to be accorded the widest scope consistent with the principles and spirit of the present invention.

As shown in fig. 1, an integrated pin cutting and shaping device comprises a workbench 9 and a pin cutting unit 1, the pin shaft cutting unit 1 is provided with a pin shaft base material output port 26, and also comprises a transferring unit and a shaping unit, the shaping unit comprises a first shell 3 and a second shell 4 which are oppositely arranged on the upper surface of a workbench 9, the first shell 3 is connected with the upper surface of the workbench 9 in a sliding way through a linear slide rail, the second shell 4 is fixedly connected with the upper surface of the workbench 9, extrusion shaping mechanisms which are mutually matched are respectively and fixedly arranged in the first shell 3 and the second shell 4, the inner side end surfaces of the first shell and the second shell are provided with openings for the extrusion shaping mechanisms to be matched with each other, the transfer unit is a conveying device for conveying the pin shaft base material from the pin shaft base material output port 26 to the extrusion shaping mechanism;

as shown in fig. 1, the extruding and shaping mechanism in the first housing 3 includes a first cushion block 21 and a first extruding die 22 fixedly connected from left to right in sequence, a first sliding cavity 19 is provided in the first cushion block 21, a second sliding cavity 24 is provided in the first extruding die 22, the first sliding cavity 19 and the second sliding cavity 24 are communicated with each other through a through hole, a first sliding hole 12 penetrating through the second sliding cavity 24 and the right side wall surface of the first extruding die 22 is further provided on the right side of the second sliding cavity 24, a first stopper 10 is further slidably connected in the second sliding cavity 24, a first support rod 17 is fixedly connected to the left end surface of the first stopper, the first support rod extends into the first sliding cavity 19 along the through hole, a first push rod 14 is further fixedly connected to the right end surface of the first stopper, the first push rod 14 is slidably connected to the first sliding hole 12, a compression spring 20 is further provided in the first sliding cavity 19, one end of the compression spring 20 is fixedly connected with the inner surface of the left end of the first sliding cavity 19, the other end of the compression spring is fixedly connected with the outer surface of the lower part of the first supporting rod 17, and the surface of the outer side wall of the compression spring 20 is in sliding connection with the surface of the inner wall of the first sliding cavity 19; the extrusion shaping mechanism in the second shell 4 comprises a second extrusion die 30 and a second cushion block 23 which are fixedly connected from left to right, a second slide hole 15 penetrating through the left end face and the right end face is arranged in the second extrusion die 30, a third slide cavity 25 communicated with the right end of the second slide hole 15 is arranged in the second cushion block 23, a fourth slide cavity 18 penetrating through the third slide cavity 25 and the right end face of the second cushion block 23 is further arranged on the right side of the third slide cavity 25, a second limiting block 11 is connected in the third slide cavity 25 in a sliding mode, a second ejector rod 13 connected with the second slide hole 15 in a sliding mode is fixedly arranged on the left end face of the second limiting block 11, a second supporting rod 16 connected with the fourth slide cavity 18 in a sliding mode is fixedly arranged on the right end face of the second limiting block 11, a first telescoping mechanism 2 capable of pushing the first shell 3 to slide in a reciprocating mode along a linear sliding rail is further arranged on the left side of the first shell 3, and a second telescoping mechanism 2 capable of pushing a second supporting rod 16 to slide in a left sliding mode along a right sliding mode of the fourth slide cavity 18 is A telescoping mechanism 5;

as shown in fig. 1, the first telescoping mechanism 2 and/or the second telescoping mechanism 5 is an electric cylinder, an electric push-pull rod or a cam transmission telescoping device; the telescopic end of the first telescopic mechanism 2 is fixedly connected with the left end face of the first shell 3, and the other end of the first telescopic mechanism is fixedly connected with the workbench 9; the telescopic end of the second telescopic mechanism 5 is fixedly connected with the right end face of the second support rod 16, and the other end of the second telescopic mechanism is fixedly connected with the workbench;

as shown in fig. 5, the transfer unit includes a motor 7 and a mechanical arm 8 fixedly connected to the motor output shaft, the mechanical arm 8 is perpendicular to the motor output shaft, the mechanical arm 8 includes an arm 801 and a manipulator 807 located at one end of the arm 801 far from the motor 7 output shaft, the manipulator 807 is formed by kneading left and right forceps bodies, the top end of the forceps body is hinged to the lower end of the arm 801, the inner side of the forceps body is provided with a semicircular groove, and after kneading, a clamping hole with the same outer diameter as the base material of the pin shaft to be processed is formed, the inner side of the top end of the left and right forceps bodies is provided with an inclined plane 804, the arm 901 is further provided with an installation hole 802 penetrating through the bottom end surface of the arm, the installation hole 802 is internally and fixedly provided with an electric push rod 803, the telescopic end of the electric push rod 803 extends downwards, and the end of the telescopic end is matched with the inclined plane 804, the lower parts of the inner side surfaces of the top ends of the left and right forceps bodies are respectively provided with a horizontal slotted hole 806, a return spring 805 is also arranged in the slotted hole 806, the left end of the return spring 805 is fixedly connected with the bottom of the slotted hole 806 of the left forceps body, and the right end of the return spring 805 is fixedly connected with the bottom of the slotted hole 806 of the right forceps body;

as shown in fig. 5, a plurality of elastic anti-slip blocks 808 are further fixed on the groove wall of the semicircular groove on the inner side surface of the caliper body;

as shown in fig. 1, 4 and 6, a control mechanism is further disposed in the integrated pin cutting and shaping device, the control mechanism includes a controller and sensors, the sensors include a first sensor 28 for sensing the position of the transfer unit to transfer the pin substrate to the extrusion shaping mechanism, a second sensor 29 for detecting the position of the first housing 3 returning to the blanking position, a third sensor 32 for detecting the position of the mechanical arm 8 to the pin substrate output port 26, and a fourth sensor 31 for detecting the position of the first housing 3 and the second housing 4 extruded in place, the first sensor 28, the second sensor 29, the third sensor 32, and the fourth sensor 31 are respectively electrically connected to the input end of the controller, the output end of the controller is respectively electrically connected to the pin cutting unit 1, the motor 7, the first telescoping mechanism 2, the second telescoping mechanism 5, and the electric push rod 803, the controller is connected with a power supply;

as shown in fig. 1 and 2, the pin shaft cutting unit 1 is arranged above the shaping unit and fixedly connected with the workbench 9 through a connecting piece, the transfer unit is arranged between the pin shaft cutting unit 1 and the shaping unit and fixedly connected with the workbench 9 through a connecting piece, a blanking hole penetrating through the upper surface and the lower surface of the workbench is further formed in the workbench between the first shell 3 and the second shell 4, and a blanking box 6 is further arranged below the blanking hole;

as shown in fig. 1, 2, 4 and 6, the sensor is a travel switch, and the first sensor 28 is disposed on one side of the position where the arm 801 delivers the pin roll base material to the extrusion shaping mechanism, and is fixedly connected to the table 9 through a connecting member; the second sensor 29 is arranged on the upper surface of the workbench 9 on the left side of the first shell 3, the third sensor 32 is arranged on one side of the position of the arm 801 when the manipulator 807 is placed at the pin shaft substrate output port 26 and is fixedly connected with the workbench 9 through a connecting piece, the fourth sensor 31 is arranged on the upper surface of the workbench 9 on the inner side of the first shell 3, and a pressing block matched with the fourth sensor 31 is arranged on the side surface of the first shell 3;

the inner diameters of the first sliding hole 12 and the second sliding hole 15 are the same and are in clearance fit with the base material of the pin shaft to be processed, and the clearance fit distance between the inner diameters of the first sliding hole and the second sliding hole and the outer diameter of the base material of the pin shaft to be processed is 0.01-0.10 mm;

and the end surfaces of the top ends of the first ejector rod 14 and the second ejector rod 13 are respectively provided with a shaping structure of the pin shaft base material to be shaped.

This neotype round pin axle cuts off unit 1 is the same with the round pin axle cutter among the prior art, and round pin axle cutter carries out the plastic before the metalwork cutting usually to guarantee that the round pin axle substrate that cuts out keeps the straight line state, and the round pin axle substrate that obtains after cutting in large quantities need be transported to the roll manufacturing procedure and carry out round pin axle rounding angle operation, needs dedicated round pin angle equipment and corresponding auxiliary material, and the process time of whole plastic is long, and is inefficient.

As shown in figure 1, this is novel to sell axle cutting unit 1 and plastic unit and pass through the unit integration of transporting on a device, makes cutting process and plastic process unite two into one, has greatly improved work efficiency. Particularly, the pin shaft base material 27 which can be cut out can be immediately transferred to the shaping unit through the mechanical arm 8 for shaping, so that the metal part enters the device and becomes a shaped pin shaft when coming out, the working procedures are saved, the working efficiency is improved, the occupation of the shaping device in the prior art on the field is saved, and the automation level is improved.

This neotype theory of operation does: as shown in fig. 2, when the pin cutting unit 1 pushes the pin substrate to the pin substrate output port 26, the mechanical arm 8 clamps the pin substrate 27, and under the driving of the motor 7 (the motor 7 is a servo motor), as shown in fig. 1, the pin substrate 27 is transported to a station between the first housing 3 and the second housing 4, at this time, the mechanical arm 8 triggers the first sensor 28, the first sensor 28 sends a signal to the controller, the controller sends an instruction to the first telescoping mechanism 2, the first housing 3 moves to the right, the pin substrate is pushed into the second sliding hole 15, at the same time, the controller stops the motor 7 from rotating and sends an instruction to the electric push rod 803, the telescoping end (i.e. the end of the piston rod) of the electric push rod 803 extends, so as to open the 2 clamp bodies, then the controller sends an instruction to the motor 7, the motor 7 drives the mechanical arm 8 to rotate to the pin substrate output port 26 side, (as shown in fig. 2, when the mechanical arm 8 rotates to the right, the fourth sensor 32 sends a signal to the controller, and the controller sends a stop instruction to the motor 7), during the rotation process, the controller sends an instruction to the second telescoping mechanism 5, so as to extrude the second support rod 16 to the left, thereby driving the second ejector pin 13 to extrude the pin base material 27, as the first housing 3 continuously moves to the right, the compression spring 20 is compressed, the first stopper 10 drives the first ejector pin 14 to move to the left, the other end of the pin base material 27 enters the first sliding hole 12, as the first housing 3 continuously moves to the right, the pin base material is extruded and shaped in the first sliding hole 12 and the second sliding hole 15 by the first ejector pin 14 and the second ejector pin 13, as shown in fig. 6, when the distance between the right end surface of the first housing 3 and the left end surface of the second housing 4 is 0.5mm, the first housing 3 triggers the third sensor 31 (as shown in fig. 6), and the third sensor 31 sends a signal to the controller, the controller sends a signal to the first telescoping mechanism 2, the first housing 3 starts to move left, as shown in fig. 3, which is a schematic diagram of the process of moving the first housing left, as shown in fig. 4, when the left end surface of the first housing 3 triggers the second sensor 29, the second sensor 29 sends a signal to the controller, the controller sends a stop instruction to the first telescoping mechanism 2 and a cut-off instruction to the pin shaft cut-off unit 1, and then sends a contraction instruction to the electric push rod 803, so as to clamp the pin shaft base material in the clamping holes between the 2 clamp bodies. By repeating the above steps, as shown in fig. 4, when the left end surface of the first housing 3 triggers the second sensor 29 each time, the end of the first push rod 14 is flush with the right end surface of the first housing 3, and the end of the second push rod 13 is flush with the left end surface of the second housing 4, which is a blanking station, the pin roll base material 27 falls into the blanking box 6 through the blanking hole.

Claims (10)

1. The utility model provides an integration round pin axle cuts off shaping device, includes workstation and round pin axle cutting unit, round pin axle cutting unit be equipped with round pin axle substrate delivery outlet, characterized in that: still including transporting the unit, and the plastic unit, the plastic unit including set up relatively in the first casing and the second casing of workstation upper surface, first casing and workstation upper surface pass through linear slide rail sliding connection, second casing and workstation upper surface fixed connection, still fix respectively in first casing and second casing and be equipped with the extrusion plastic mechanism that mutually supports and use, the medial extremity face of first casing and second casing be equipped with and supply extrusion plastic mechanism's opening of mutually supporting, the transport unit for carrying the round pin axle substrate to extrusion plastic mechanism's conveyer from round pin axle substrate delivery outlet.

2. The integrated pin roll cutting and shaping device according to claim 1, wherein: the extrusion shaping mechanism in the first shell comprises a first cushion block and a first extrusion die which are fixedly connected from left to right in sequence, a first sliding cavity is arranged in the first cushion block, a second sliding cavity is arranged in the first extrusion die, the first sliding cavity is communicated with the second sliding cavity through a through hole, a first sliding hole which penetrates through the surfaces of the second sliding cavity and the right side wall of the first extrusion die is further arranged on the right side of the second sliding cavity, a first limiting block is further connected in the second sliding cavity in a sliding mode, a first supporting rod is fixedly connected to the left end face of the first limiting block, the first supporting rod extends into the first sliding cavity along the through hole, a first ejector rod is further fixedly connected to the right end face of the first limiting block, the first ejector rod is connected with the first sliding hole in a sliding mode, a compression spring is further arranged in the first sliding cavity, one end of the compression spring is fixedly connected with the inner surface of the left end of the first sliding cavity, The other end of the compression spring is fixedly connected with the outer surface of the lower part of the first support rod, and the surface of the outer side wall of the compression spring is in sliding connection with the surface of the inner wall of the first sliding cavity; the extrusion shaping mechanism in the second shell comprises a second extrusion die and a second cushion block which are fixedly connected from left to right, a second sliding hole penetrating through the left end surface and the right end surface is arranged in the second extrusion die, a third sliding cavity communicated with the right end of the second sliding hole is arranged in the second cushion block, a fourth sliding cavity which is communicated with the third sliding cavity and the right end surface of the second cushion block is also arranged at the right side of the third sliding cavity, a second limiting block is connected in the third sliding cavity in a sliding way, a second ejector rod which is connected with the second sliding hole in a sliding way is fixedly arranged on the left end surface of the second limiting block, a second supporting rod which is connected with the fourth sliding cavity in a sliding manner is fixedly arranged on the right end surface of the second limiting block, the left side of the first shell is also provided with a first telescopic mechanism which can push the first shell to slide along the linear slide rail in a reciprocating way, and a second telescopic mechanism capable of pushing the second support rod to slide left and right along the fourth sliding cavity is arranged on the right side of the second shell.

3. The integrated pin roll cutting and shaping device according to claim 2, wherein: the first telescopic mechanism and/or the second telescopic mechanism is/are an electric cylinder or an electric push-pull rod or a cam transmission telescopic device; the telescopic end of the first telescopic mechanism is fixedly connected with the left end face of the first shell, the telescopic end of the second telescopic mechanism is fixedly connected with the right end face of the second supporting rod, and the other ends of the first telescopic mechanism and the second telescopic mechanism are fixedly connected with the workbench respectively.

4. An integrated pin cutting and shaping device as claimed in claim 2 or 3, wherein: the transferring unit comprises a motor and a mechanical arm fixedly connected to an output shaft of the motor, the mechanical arm is perpendicular to the output shaft of the motor, the mechanical arm comprises an arm rod and a mechanical arm positioned at one end of the arm rod far away from the output shaft of the motor, the mechanical arm is formed by mutually kneading a left clamp body and a right clamp body, the top end of each clamp body is hinged with the lower end of the arm rod, a semicircular groove is formed in the inner side surface of each clamp body, a clamping hole with the same outer diameter as that of a pin shaft base material to be processed is formed after mutual kneading, an inclined plane is arranged on the inner side of the top end of each clamp body, an installation hole penetrating through the bottom end face of the arm rod is further formed in the arm rod, an electric push rod is fixedly arranged in the installation hole, the telescopic end of the electric push rod extends downwards, the end part of the telescopic end is matched with the inclined plane, and slotted holes in the, the left end of the reset spring is fixedly connected with the groove bottom of the groove hole of the left clamp body, and the right end of the reset spring is fixedly connected with the groove bottom of the groove hole of the right clamp body.

5. The integrated pin roll cutting and shaping device according to claim 4, wherein: and a plurality of elastic anti-skidding blocks are fixedly arranged on the groove wall of the semicircular groove on the inner side surface of the clamp body.

6. An integrated pin cutting and shaping device as claimed in claim 5, wherein: still be equipped with control mechanism in the integration round pin axle cuts off shaping device, control mechanism include controller and sensor, the sensor including be used for responding to the first sensor that the unit will sell the axle substrate and deliver to the station of extrusion shaping mechanism, be used for detecting the second sensor that first casing replied to the blanking station, third sensor when being used for detecting arm to round pin axle substrate delivery outlet position, be used for detecting the fourth sensor that first casing and second casing extrusion target in place, first sensor, second sensor, third sensor, fourth sensor respectively with the input electric connection of controller, the output of controller respectively with round pin axle cut off unit, motor, first telescopic machanism, second telescopic machanism and electric putter electric connection, the controller be connected with the power.

7. The integrated pin roll cutting and shaping device according to claim 6, wherein: the round pin axle cut off the unit and set up in plastic unit top and through connecting piece and workstation fixed connection, the transportation unit set up and cut off between unit and the plastic unit and through connecting piece and workstation fixed connection in the round pin axle, the workstation between first casing and the second casing on still be equipped with the blanking hole that runs through the workstation upper and lower surface, blanking hole below still be equipped with the blanking case.

8. The integrated pin roll cutting and shaping device according to claim 6, wherein: the sensor is a travel switch, the first sensor is arranged on one side of the position of the arm rod when the pin shaft base material is conveyed to the extrusion shaping mechanism, and is fixedly connected with the workbench through a connecting piece; the second sensor is arranged on the upper surface of the workbench on the left side of the first shell, the third sensor is arranged on one side of the position of the mechanical arm when the mechanical arm is placed on the output port of the pin shaft base material through the arm rod and is fixedly connected with the workbench through a connecting piece, the fourth sensor is arranged on the upper surface of the workbench at the inner side of the first shell, and a pressing block matched with the fourth sensor is arranged on the side surface of the first shell.

9. The integrated pin roll cutting and shaping device according to claim 6, wherein: the inner diameters of the first sliding hole and the second sliding hole are the same and are in clearance fit with the base material of the pin shaft to be processed, and the clearance fit distance between the inner diameters of the first sliding hole and the second sliding hole and the outer diameter of the base material of the pin shaft to be processed is 0.01-0.10 mm.

10. The integrated pin roll cutting and shaping device according to claim 6, wherein: and the end surfaces of the top ends of the first ejector rod and the second ejector rod are respectively provided with a shaping structure of the pin shaft base material to be shaped.

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