Multi-station punching machine

Abstract

The multi-station punching machine comprises a machine base, a feeding cavity is formed in the machine base, an opening of the feeding cavity is upward, a feeding mechanism is arranged in the feeding cavity, a pushing mechanism is arranged on the upper surface of the machine base, the feeding mechanism intermittently conveys punching stations to be punched to the pushing mechanism, and the pushing mechanism is arranged on the upper surface of the machine base. The upper surface of the machine base is rotationally connected with a rotating mechanism, the rotating mechanism is located on the side, away from the pushing mechanism, of the feeding cavity, the rotating mechanism comprises a hollow rotating disc rotationally connected with the machine base, and the upper surface of the hollow rotating disc is flush with the upper surface of the machine base and provided with a plurality of fixing devices. The fixing devices are provided with fixing mechanisms used for clamping the stamping stations, and the pushing mechanism intermittently and sequentially pushes the stamping stations to be stamped to the fixing devices.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of stamping equipment, specifically is a kind of multi-station punch press. BACKGROUND

[0002] The existing punch press usually includes C-shaped base, the base is provided with stamping rod with stamping drive above, the stamping drive is fixedly connected on the base, the stamping drive is hydraulic cylinder, the stamping drive drives the stamping rod to carry out uniform velocity straight line lifting movement, the base is fixedly connected with stamping die, and the stamping die constitutes stamping station.In use, worker places workpiece needing stamping on stamping station, then, stamping rod provides pressure to stamping station, so that workpiece completes stamping forming process, and the stamping work of single workpiece is completed.

[0003] The above prior art has the following defects: workpiece usually needs multiple stamping processing steps, and the existing punch press can only meet the single stamping demand of workpiece, so that workers need to replace stamping station multiple times if multiple stamping processes are carried out, but the replacement of stamping station is very cumbersome, so that the use of punch press is extremely inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of multi-station punch press to solve the technical problem proposed above.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of multi-station punch press, including base, the base is internally provided with feeding cavity, the feeding cavity is opened upward and is internally provided with feeding mechanism, the upper surface of the base is provided with push mechanism, the feeding mechanism intermittently conveys stamping station to be stamped to push mechanism, the upper surface of the base is rotatably connected with rotating mechanism, the rotating mechanism is located at the side of the feeding cavity away from push mechanism, the rotating mechanism includes hollow turntable rotatably connected with base, the upper surface of the hollow turntable is flush with the upper surface of the base and is provided with several fixing devices, the fixing device is provided with fixed mechanism for clamping stamping station, and the push mechanism intermittently pushes stamping station to be stamped to several fixing devices in sequence;

[0007] The fixing device includes two mutually parallel installed vertical plates, the distance between the two vertical plates is equal to the length of stamping station, the opposite side of the two vertical plates is provided with the same two horizontal plates above, the distance between the lower surface of the two horizontal plates and the upper surface of the hollow turntable is greater than the height of stamping station, the side of the two vertical plates away from the outer diameter of the hollow turntable is provided with two limit plates, and the gap distance between the two limit plates is less than the width of stamping station, and the fixed mechanism is located in the horizontal plate.

[0008] As a further scheme of the utility model: the horizontal plate is equipped with lifting cavity, lifting hole is equipped under the lifting cavity, the length of lifting cavity is greater than the length of lifting hole, and it is communicated with outside through lifting hole;The fixed mechanism includes lifting plate that lifts along the lifting cavity, the height of lifting plate is less than lifting cavity, and the lower surface is fixedly connected with connecting plate, the connecting plate is slidingly connected in lifting hole, and the free end is fixedly connected with pressing plate, the pressing plate is equipped with inclined plane on the side close to the outer diameter of hollow turntable, and the upper surface of lifting plate and the top surface of lifting cavity are equipped with a plurality of springs in compression state.

[0009] As a further scheme of the utility model: the hollow turntable is equipped with punching mechanism on the side away from the feeding mechanism, the punching mechanism is used for punching operation to the punching station directly below, the upper surface of base is further equipped with the same pushing mechanism as pushing mechanism, the pushing mechanism pushes the punched punching station to the conveying belt through the gap between two limit plates.

[0010] As a further scheme of the utility model: the upper surface of base is further equipped with the same pushing mechanism as pushing mechanism, the pushing mechanism pushes the punched punching station to the conveying belt through the gap between two limit plates.

[0011] As a further scheme of the utility model: the pushing mechanism includes electric push rod fixedly installed on the upper surface of base, the output end of electric push rod is connected with telescopic rod, the free end of telescopic rod is fixedly connected with push plate, and the width of push plate is less than the gap between two limit plates.

[0012] As a further scheme of the utility model: the lower surface of hollow turntable inner diameter is equipped with annular flange, the flange is equipped with bearing, the flange is rotatably connected with base through bearing, and the lower surface of hollow turntable is equipped with annular rack.

[0013] As a further scheme of the utility model: the base is further equipped with second motor, the output end of second motor is fixedly connected with rotating shaft, the free end of rotating shaft extends into driving cavity, and is fixedly connected with gear, and the gear is meshingly connected with rack.

[0014] As a further scheme of the utility model: the punching mechanism includes punching frame fixedly installed on the upper surface of base, the punching frame is equipped with punching machine, the output end of punching machine is vertically lifted and is connected with punching rod, the bottom end of punching rod is fixedly connected with punching plate, and the width of punching plate is less than the distance between two horizontal plates.

[0015] As a further embodiment of this utility model: the upper surface of the base is also provided with a controller, which is electrically connected to the first motor, the electric push rod, the second motor and the stamping machine.

[0016] Compared with the prior art, the beneficial effects of this utility model are:

[0017] In this invention, the feeding mechanism intermittently conveys the stamping station to be stamped to the pushing mechanism, and the pushing mechanism intermittently pushes the stamping station to be stamped to several fixed devices in sequence.

[0018] In this invention, during the process of the stamping station entering between the two vertical plates, the stamping station moves the pressure plate upward through the inclined plane. The pressure plate drives the connecting plate to rise along the lifting hole, and the spring is squeezed by the lifting plate until the upper surface of the stamping station is flush with the lower surface of the pressure plate. At this time, the squeezing force of the spring is applied to the stamping station through the lifting plate, the connecting plate and the pressure plate. After the stamping station moves to the designated position, it can be firmly squeezed and fixed to prevent the movement of the stamping station from affecting the subsequent stamping accuracy.

[0019] This technical solution can meet the stamping requirements of multiple workpieces without requiring workers to change stamping stations multiple times, making the stamping process extremely convenient and fast. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the structure of this utility model;

[0021] Figure 2 This is a top view of the present invention;

[0022] Figure 3 for Figure 1 Enlarged view of point A in the middle;

[0023] Figure 4 This is a three-dimensional structural diagram of the fixing device in this utility model.

[0024] In the figure: 1, base; 11, feeding cavity; 12, limiting cavity; 13, driving cavity; 14, controller; 2, feeding mechanism; 21, feeding plate; 22, limiting block; 23, screw rod; 24, first motor; 25, sliding rod; 3, pushing mechanism; 31, electric push rod; 32, telescopic rod; 33, push plate; 4, stamping station; 5, rotating mechanism; 51, hollow rotating disc; 52, flanging; 53, bearing; 54, rack; 55, second motor; 56, rotating shaft; 57, gear; 6, fixing device; 61, vertical plate; 62, horizontal plate; 63, limiting plate; 64, lifting cavity; 65, lifting hole; 7, fixing mechanism; 71, lifting plate; 72, connecting plate; 73, pressing plate; 74, inclined surface; 75, spring; 8, stamping mechanism; 81, stamping frame; 82, stamping machine; 83, stamping rod; 84, stamping plate; 9, conveying belt. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] EMBODIMENT

[0027] A multi-station punch press, referring to Figures 1-4 , comprising a base 1, a feeding cavity 11 is formed in the base 1, the feeding cavity 11 is upwardly open and is internally provided with a feeding mechanism 2, a pushing mechanism 3 is arranged on the upper surface of the base 1, the feeding mechanism 2 intermittently delivers a stamping station 4 to be stamped to the pushing mechanism 3, and the upper surface of the base 1 is further provided with a controller 14.

[0028] As shown in the figure, in the embodiment: the upper cavity 11 is provided with a limiting cavity 12 on both sides, the upper cavity 11 is slidably connected with an upper feeding plate 21, a plurality of stamping stations 4 to be stamped are placed on the upper feeding plate 21, the upper feeding plate 21 is provided with a limiting block 22 on both sides which is lifted along the limiting cavity 12, one limiting block 22 is threadedly connected with a screw rod 23, the other limiting block 22 is slidably connected with a sliding rod 25, the screw rod 23 is rotatably connected in the limiting cavity 12 and fixedly connected with the output end of a first motor 24 at one end, the sliding rod 25 is fixedly installed in the other limiting cavity 12, and the controller 14 is electrically connected with the first motor 24; the above-mentioned components achieve the effect that the controller 14 can control the start-stop and rotation direction of the first motor 24; under normal working conditions, the first motor 24 rotates to drive the screw rod 23 to rotate, the screw rod 23 drives one limiting block 22 to rise along the corresponding limiting cavity 12 in the rotation process, the limiting block 22 rises at the same time to drive the upper feeding plate 21 to rise, the upper feeding plate 21 drives a plurality of stacked stamping stations 4 to rise until the lower surface of the uppermost stamping station 4 is flush with the upper surface of the machine base 1; at the same time, the upper feeding plate 21 drives the other limiting block 22 to rise along the sliding rod 25; the two limiting blocks 22 maintain the stability of the upper feeding plate 21 in the rising process to prevent the upper feeding plate 21 from being stuck; when it is necessary to supplement the stamping stations 4 to be stamped, the first motor 24 can be reversely driven through the controller 14.

[0029] As shown in the figure, in the embodiment: the pushing mechanism 3 includes an electric push rod 31 fixedly installed on the upper surface of the machine base 1, the controller 14 is electrically connected with the electric push rod 31, the output end of the electric push rod 31 is connected with a telescopic rod 32, and the free end of the telescopic rod 32 is fixedly connected with a push plate 33; the above-mentioned components achieve the effect that when the lower surface of the stamping station 4 to be stamped is flush with the upper surface of the machine base 1, the electric push rod 31 is started through the controller 14, the electric push rod 31 drives the push plate 33 to translate through the telescopic rod 32, and the push plate 33 pushes the stamping station 4 to the subsequent equipment.

[0030] As shown in the figure, in the embodiment: the upper surface of the machine base 1 is rotatably connected with a rotating mechanism 5, the rotating mechanism 5 is located on the side of the upper cavity 11 away from the pushing mechanism 3, and the rotating mechanism 5 includes a hollow turntable 51 rotatably connected with the machine base 1, the upper surface of the hollow turntable 51 is flush with the upper surface of the machine base 1 and is provided with a plurality of fixing devices 6, and the pushing mechanism 3 intermittently pushes the stamping stations 4 to be stamped to the fixing devices 6 in sequence.

[0031] As shown in the figure, in the embodiment: the fixing device 6 comprises two vertical plates 61 installed in parallel, the distance between the two vertical plates 61 is equal to the length of the stamping station 4, the opposite side of the two vertical plates 61 is provided with the same two horizontal plates 62, the distance between the lower surface of the two horizontal plates 62 and the upper surface of the hollow rotating disc 51 is greater than the height of the stamping station 4, and the side of the two vertical plates 61 away from the outer diameter of the hollow rotating disc 51 is provided with two limiting plates 63; the above-mentioned components achieve the effect that: the push plate 33 pushes the stamping station 4 to the space between the two vertical plates 61, and the length of the stamping station 4 can be limited between the two vertical plates 61; the distance between the lower surface of the two horizontal plates 62 and the upper surface of the hollow rotating disc 51 is greater than the height of the stamping station 4, so that the stamping station 4 can smoothly enter the space between the two vertical plates 61; the two vertical plates 61 can limit the position of the stamping station 4, and when the stamping station 4 reaches the vertical plate 61, the electric push rod 31 stops pushing the stamping station 4.

[0032] As shown in the figure, in the present embodiment: the fixing device 6 is provided with a fixing mechanism 7 for clamping the stamping station 4, the fixing mechanism 7 is located in the horizontal plate 62, the horizontal plate 62 is provided with a lifting cavity 64, the lifting cavity 64 is provided with a lifting hole 65 below, the length of the lifting cavity 64 is greater than the length of the lifting hole 65, and the lifting cavity 64 is in communication with the outside through the lifting hole 65, the fixing mechanism 7 includes a lifting plate 71 that lifts along the lifting cavity 64, the height of the lifting plate 71 is less than the lifting cavity 64, and the lower surface of the lifting plate 71 is fixedly connected with a connecting plate 72, the connecting plate 72 is slidingly connected in the lifting hole 65, and the free end of the connecting plate 72 is fixedly connected with a pressing plate 73, the pressing plate 73 is provided with an inclined surface 74 close to one side of the outer diameter of the hollow turntable 51, and a plurality of springs 75 in a compressed state are arranged between the upper surface of the lifting plate 71 and the top surface of the lifting cavity 64; the above-mentioned components achieve the following effects: when the stamping station 4 to be stamped does not enter between the two vertical plates 61, the spring 75 in the compressed state pushes the lifting plate 71 to the bottom of the lifting cavity 64, at this time, the connecting plate 72 and the pressing plate 73 are both at the lowest point, and the distance between the lower surface of the pressing plate 73 and the upper surface of the hollow turntable 51 is less than the height of the stamping station 4; during the process that the stamping station 4 enters between the two vertical plates 61, the stamping station 4 drives the pressing plate 73 to move upwards through the inclined surface 74, the pressing plate 73 drives the connecting plate 72 to rise along the lifting hole 65, and the spring 75 is extruded through the lifting plate 71, until the upper surface of the stamping station 4 is flush with the lower surface of the pressing plate 73, at this time, the extrusion force of the spring 75 acts on the stamping station 4 through the lifting plate 71, the connecting plate 72 and the pressing plate 73, after the stamping station 4 moves to the designated position, the stamping station 4 can be firmly extruded and fixed, preventing the movement of the stamping station 4 from affecting the subsequent stamping precision; the length of the lifting cavity 64 is greater than the length of the lifting hole 65, providing space for the lifting of the lifting hole 65 and the installation of the spring 75; the length of the lifting cavity 64 is greater than the length of the lifting hole 65, which can prevent the lifting plate 71 from being separated from the lifting cavity 64 through the lifting hole 65; the inclined surface 74 enables the stamping station 4 to enter between the two vertical plates 61, and drives the pressing plate 73 to rise.

[0033] As shown in the figure, in the embodiment: the hollow turntable 51 is provided with an annular flange 52 on the lower surface of the inner diameter, the flange 52 is sleeved with a bearing 53, the flange 52 is rotatably connected with the base 1 through the bearing 53, the hollow turntable 51 is provided with an annular rack 54 on the lower surface, the rack 54 is located in the driving cavity 13 opened on the base 1, the base 1 is further provided with a second motor 55, the controller 14 is electrically connected with the second motor 55, the output end of the second motor 55 is fixedly connected with a rotating shaft 56, the free end of the rotating shaft 56 extends into the driving cavity 13 and is fixedly connected with a gear 57, the gear 57 is meshingly connected with the rack 54; the above-mentioned components achieve the effects that: the controller 14 can control the start and stop of the second motor 55, the second motor 55 rotates to drive the gear 57 to rotate through the rotating shaft 56, the gear 57 drives the hollow turntable 51 to rotate along the flange 52 and the bearing 53 through the rack 54, and the rotation of the hollow turntable 51 drives the position of the fixing device 6 to shift; the arrangement of the flange 52 and the bearing 53 can make the hollow turntable 51 rotate smoothly under the driving of the second motor 55, and reduce the friction in the rotating process.

[0034] As shown in the figure, in the embodiment: the hollow turntable 51 is provided with a punching mechanism 8 away from the feeding mechanism 2, the punching mechanism 8 is used for punching work on the punching station 4 directly below, the punching mechanism 8 comprises a punching frame 81 fixedly installed on the upper surface of the base 1, the punching frame 81 is provided with a punching machine 82, the controller 14 is electrically connected with the punching machine 82, the output end of the punching machine 82 is vertically lifted and connected with a punching rod 83, the bottom end of the punching rod 83 is fixedly connected with a punching plate 84, and the width of the punching plate 84 is less than the distance between the two horizontal plates 62; the above-mentioned components achieve the effects that: after the punching station 4 to be punched is installed on the fixing device 6, the hollow turntable 51 rotates it to be directly below the punching mechanism 8, the controller 14 starts the punching machine 82, the punching machine 82 works to drive the punching plate 84 to move downward through the punching rod 83, the punching plate 84 punches the punching station 4 directly below, and after the punching is completed, the punching machine 82 drives the punching plate 84 to reset through the punching rod 83; the width of the punching plate 84 is less than the distance between the two horizontal plates 62, only in this way can the punching plate 84 only punch the punching station 4, and will not punch the two horizontal plates 62.

[0035] As shown in the figure, in the embodiment: the upper surface of the base 1 is further provided with a pushing mechanism same as the pushing mechanism 3, the pushing mechanism pushes the punched stamping station 4 to the conveying belt 9 through the gap between the two limiting plates 63, the distance between the gap between the two limiting plates 63 is less than the width of the stamping station 4, and the width of the pushing plate 33 is less than the gap between the two limiting plates 63; the achieved effect of the above components is that: the width of the pushing plate 33 is less than the gap between the two limiting plates 63, so that the pushing plate 33 can move the completed stamping station 4 out of the two vertical plates 61; the distance between the gap between the two limiting plates 63 is less than the width of the stamping station 4, so that the two limiting plates 63 can not only limit the position of the stamping station 4, but also leave space for the subsequent pushing plate 33 to push the stamping station 4.

[0036] The technical scheme can meet the stamping requirements of multiple workpieces, and workers do not need to replace the stamping station multiple times, so that the stamping process is extremely convenient and fast.

[0037] The use principle of the utility model is as follows: firstly, the controller 14 starts the first motor 24, the first motor 24 rotates to drive the screw rod 23 to rotate, the screw rod 23 drives the feeding plate 21 to ascend through a limiting block 22, the feeding plate 21 drives a plurality of stacked stamping stations 4 to ascend, until the lower surface of the uppermost stamping station 4 is flush with the upper surface of the base 1, then the controller 14 closes the first motor 24 and starts the electric push rod 31, the electric push rod 31 drives the pushing plate 33 to translate through the telescopic rod 32, the pushing plate 33 pushes the stamping station 4 to the two vertical plates 61, and the pushing plate 33 slides along the two vertical plates 61, the stamping station 4 drives the pressing plate 73 to move upwards through the inclined surface 74, the pressing plate 73 drives the lifting plate 71 to extrude the spring 75 through the connecting plate 72, until the upper surface of the stamping station 4 is flush with the lower surface of the pressing plate 73, at this time, the extrusion force of the spring 75 acts on the stamping station 4 through the lifting plate 71, the connecting plate 72 and the pressing plate 73, after the stamping station 4 moves to the specified position, the stamping station 4 can be extruded and fixed firmly, when the stamping station 4 reaches the vertical plate 61, the electric push rod 31 stops pushing the stamping station 4, the controller 14 starts the second motor 55, the second motor 55 rotates to drive the gear 57 to rotate through the rotating shaft 56, the gear 57 drives the hollow turntable 51 to rotate along the flanging 52 and the bearing 53 through the rack 54, the hollow turntable 51 rotates to drive the fixing device 6 provided with the stamping station 4 to move to the position directly below the stamping mechanism 8, then the controller 14 closes the second motor 55 and starts the punch 82, the punch 82 drives the punch plate 84 to move downwards through the punch rod 83, the punch plate 84 punches the stamping station 4 directly below, after punching, the punch 82 drives the punch plate 84 to reset through the punch rod 83, then the pushing mechanism pushes the punched stamping station 4 to the conveying belt 9 through the gap between the two limiting plates 63.

[0038] The above merely is the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the present utility model is equivalent to replace or change within the technical range disclosed by the present utility model, and should be covered in the protection scope of the present utility model.

Claims

1. A multi-station punch press comprising a frame (1), characterized in that: The machine base (1) is provided with an upper feeding cavity (11) which is open upward and is provided with an upper feeding mechanism (2), the upper surface of the machine base (1) is provided with a pushing mechanism (3), the upper feeding mechanism (2) intermittently feeds the stamping workstations (4) to be stamped to the pushing mechanism (3), the upper surface of the machine base (1) is rotatably connected with a rotating mechanism (5), the rotating mechanism (5) is located on the side of the upper feeding cavity (11) away from the pushing mechanism (3), the rotating mechanism (5) comprises a hollow rotating disc (51) rotatably connected with the machine base (1), the upper surface of the hollow rotating disc (51) is flush with the upper surface of the machine base (1) and is provided with a plurality of fixing devices (6), the fixing device (6) is provided with a fixing mechanism (7) for clamping the stamping workstation (4), and the pushing mechanism (3) intermittently pushes the stamping workstations (4) to be stamped to the fixing devices (6) in sequence. The fixing device (6) comprises two vertical plates (61) which are installed in parallel to each other, the distance between the two vertical plates (61) is equal to the length of the stamping workstation (4), the opposite sides of the two vertical plates (61) are provided with two horizontal plates (62) which are the same, the distance between the lower surfaces of the two horizontal plates (62) and the upper surface of the hollow rotating disc (51) is greater than the height of the stamping workstation (4), the side of the two vertical plates (61) away from the outer diameter of the hollow rotating disc (51) is provided with two limiting plates (63), the gap distance between the two limiting plates (63) is less than the width of the stamping workstation (4), and the fixing mechanism (7) is located in the horizontal plate (62).

2. A press machine according to claim 1, characterized in that: The horizontal plate (62) is provided with a lifting cavity (64), the lifting cavity (64) is provided with a lifting hole (65) below, the length of the lifting cavity (64) is greater than the length of the lifting hole (65), and the lifting cavity (64) is communicated with the outside through the lifting hole (65). The fixing mechanism (7) comprises a lifting plate (71) which lifts along the lifting cavity (64), the height of the lifting plate (71) is less than the lifting cavity (64), and the lower surface is fixedly connected with a connecting plate (72), the connecting plate (72) is slidingly connected in the lifting hole (65), and the free end is fixedly connected with a pressing plate (73), the side of the pressing plate (73) close to the outer diameter of the hollow rotating disc (51) is provided with an inclined surface (74), and the upper surface of the lifting plate (71) and the top surface of the lifting cavity (64) are provided with a plurality of springs (75) in a compressed state.

3. A press machine according to claim 2, characterized in that: The side of the hollow rotating disc (51) away from the upper feeding mechanism (2) is provided with a stamping mechanism (8), the stamping mechanism (8) is used for stamping the stamping workstation (4) directly below, the upper surface of the machine base (1) is also provided with a pushing mechanism which is the same as the pushing mechanism (3), and the pushing mechanism pushes the stamped stamping workstations (4) to the conveying belt (9) through the gap between the two limiting plates (63).

4. A press machine according to claim 3, characterized in that: The upper feeding cavity (11) is provided with a limiting cavity (12) on both sides, and the upper feeding plate (21) is slidably connected in the upper feeding cavity (11), a plurality of stamping stations (4) to be stamped are placed on the upper feeding plate (21), the limiting blocks (22) are arranged on both sides of the upper feeding plate (21) and can ascend and descend along the limiting cavities (12), one limiting block (22) is threadedly connected with the screw rod (23), the other limiting block (22) is slidably connected with the sliding rod (25), the screw rod (23) is rotatably connected in the limiting cavity (12) and is fixedly connected with the output end of the first motor (24) at one end, and the sliding rod (25) is fixedly installed in the other limiting cavity (12).

5. A press machine according to claim 4, characterized in that: The pushing mechanism (3) comprises an electric push rod (31) fixedly installed on the upper surface of the machine base (1), the output end of the electric push rod (31) is connected with a telescopic rod (32), the free end of the telescopic rod (32) is fixedly connected with a push plate (33), and the width of the push plate (33) is less than the gap between the two limiting plates (63).

6. A press machine according to claim 5, characterized in that: The lower surface of the inner diameter of the hollow rotating disc (51) is provided with an annular flange (52), the flange (52) is sleeved with a bearing (53), the flange (52) is rotatably connected with the machine base (1) through the bearing (53), and the lower surface of the hollow rotating disc (51) is provided with an annular gear rack (54), and the gear rack (54) is located in the driving cavity (13) formed in the machine base (1).

7. A press machine according to claim 6, characterized in that: The machine base (1) is also provided with a second motor (55), the output end of the second motor (55) is fixedly connected with a rotating shaft (56), the free end of the rotating shaft (56) extends into the driving cavity (13) and is fixedly connected with a gear (57), and the gear (57) is in meshing connection with the gear rack (54).

8. A press machine according to claim 7, characterized in that: The stamping mechanism (8) comprises a stamping frame (81) fixedly installed on the upper surface of the machine base (1), the stamping frame (81) is provided with a stamping machine (82), the output end of the stamping machine (82) is vertically lifted and connected with a stamping rod (83), the bottom end of the stamping rod (83) is fixedly connected with a stamping plate (84), and the width of the stamping plate (84) is less than the distance between the two cross plates (62).

9. A press machine according to claim 8, characterized in that: The upper surface of the machine base (1) is also provided with a controller (14), and the controller (14) is electrically connected with the first motor (24), the electric push rod (31), the second motor (55) and the stamping machine (82).

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