CN219043670U

CN219043670U - Automatic perforating machine capable of bidirectionally perforating

Info

Publication number: CN219043670U
Application number: CN202223363010.0U
Authority: CN
Inventors: 张光群
Original assignee: Lishui Dacheng Machinery Manufacturing Co ltd
Current assignee: Lishui Dacheng Machinery Manufacturing Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-19
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses an automatic perforating machine capable of bidirectionally perforating, which is characterized by comprising a base, a turntable mechanism, a feeding assembly and a discharging assembly, wherein the turntable mechanism, the feeding assembly and the discharging assembly are arranged on the base, a plurality of perforating mechanisms are further arranged between the feeding assembly and the discharging assembly, the feeding assembly is provided with a vibration disc and a feeding slideway connected with the vibration disc, the discharging assembly is provided with a discharging slideway, the turntable mechanism comprises a processing turntable and a turntable rotating assembly, a plurality of processing fixing grooves are formed in the processing turntable, the perforating mechanism comprises a perforating bracket and a perforating assembly arranged on the perforating bracket, an auxiliary fixing assembly is further arranged on the perforating bracket, a turnover mechanism is further arranged on the base, the turnover mechanism comprises a turnover bracket and a turnover motor transversely arranged on the turnover bracket, and a clamping assembly matched with a processing workpiece is fixedly connected to a rotating shaft of the turnover motor. The utility model has the advantages of simple structure, convenient use, high production efficiency and time and labor saving.

Description

Automatic perforating machine capable of bidirectionally perforating

Technical Field

The utility model relates to the technical field of automatic perforating machines, in particular to an automatic perforating machine capable of bidirectionally perforating.

Background

The automatic punching machine is an automatic device which is driven by a motor to process holes on the metal material. There are several kinds of automatic drilling machine, automatic reamer, automatic milling machine, automatic punching machine, etc. The automatic perforating machine consists of a processing workbench, a control computer, a rotating motor, a vibrating motor, a processing tool head, a pneumatic device, an automatic turntable, a fixed clamp and the like.

The existing automatic puncher on the market can carry out an automatic punching process on a workpiece, but only one side can be perforated in the punching process of the workpiece, but the other side of the workpiece cannot be punched, and an operator is often required to overturn and turn around the workpiece with one side perforated, so that the bidirectional processing of the workpiece can be completed, and the process is labor and effort, and greatly influences the production efficiency of workpiece processing. It is therefore highly desirable to retrofit existing automatic hole punches.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the automatic perforating machine capable of bidirectionally perforating, which has the effects of simple structure, convenient use, high production efficiency, time saving and labor saving.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic puncher that can two-way trompil, including the base and be located carousel mechanism, material loading subassembly and the unloading subassembly on the base, still be provided with a plurality of punching mechanism with carousel mechanism looks adaptation between material loading subassembly and the unloading subassembly, material loading subassembly is provided with the vibrations dish and the material loading slide that is connected with the vibrations dish, the unloading subassembly is provided with the unloading slide, carousel mechanism is including processing carousel and the carousel rotating assembly with processing carousel looks adaptation, has seted up a plurality of processing fixed slots with processing work piece looks adaptation on the processing carousel, processing logical groove with the processing of punching mechanism looks adaptation is seted up on the upper portion of processing fixed slot, processing fixed slot along circumferencial direction evenly distributed, punching mechanism is including punching the support and be located the punching subassembly on the support that punches, still be provided with the complementary fixed subassembly with processing carousel looks adaptation on the base, tilting mechanism including the tilting support and transversely set up the tilting motor on the tilting support, fixedly connected with in the axis of rotation and the centre gripping subassembly with processing work piece looks adaptation on the tilting motor.

Through adopting above-mentioned technical scheme, set up tilting mechanism on the base for tilting mechanism can overturn the processing work piece of punching the subassembly preliminary processing, makes the follow-up unprocessed subassembly of punching process the operation at the back of processing work piece, has avoided the problem of manual turn-over, labour saving and time saving, low in labor strength, machining efficiency is high, accomplishes two-way processing fast, and a plurality of punching mechanisms can process a plurality of positions of processing work piece according to the customer demand simultaneously, thereby further improves machining efficiency.

The utility model is further provided with: the clamping assembly comprises a clamping air cylinder and a clamping fixing plate fixedly connected with a piston rod of the clamping air cylinder, and a clamping sucker matched with the clamping fixing plate is arranged on the clamping fixing plate.

Through adopting above-mentioned technical scheme, the centre gripping sucking disc will process the processing work piece in the fixed slot and absorb interim fixedly, and the flexible action of piston rod of rethread centre gripping cylinder and then adsorb the processing work piece on the centre gripping sucking disc can accomplish and take out and put back the process, and the tilting mechanism of being convenient for carries out the turn-over operation with the processing work piece.

The utility model is further provided with: the turntable rotating assembly comprises a turntable supporting seat and a turntable motor penetrating through the turntable supporting seat, a rotating shaft of the turntable motor is fixedly connected with the processing turntable, and the turntable supporting seat and the processing turntable support are further clamped with bearing structures.

Through adopting above-mentioned technical scheme, the carousel motor drives the processing carousel and rotates to make the processing work piece in the processing fixed slot can carry out the processing of next process, set up bearing structure between carousel supporting seat and the processing carousel, can reduce the friction in the processing carousel rotation process, the stable reliable rotation of processing carousel of being convenient for.

The utility model is further provided with: the processing carousel outside still overlaps and is equipped with the spacing lantern ring rather than looks adaptation, is provided with on the spacing lantern ring rather than the spacing arch of integral type, spacing arch with punching mechanism and tilting mechanism mutually support.

Through adopting above-mentioned technical scheme, spacing lantern ring can prevent to process the carousel and in the rotation process, processes the processing work piece in the fixed slot, when not having supplementary fixed subassembly to assist fixedly, deviate from in the fixed slot of processing, influence the processing effect of subassembly of punching, and spacing arch can block up the fixed slot of processing, prevents that the processing work piece breaks away from.

The utility model is further provided with: the processing turntable is also provided with a nozzle assembly matched with the punching assembly, the nozzle assembly comprises a nozzle fixing block and a plurality of water spraying hoses connected with the nozzle fixing block, the water spraying hoses are fixedly connected with flushing nozzles matched with the punching assembly, and the nozzle fixing block is connected with a tap water pipe through a water inlet pipe.

Through adopting above-mentioned technical scheme, the water spray hose on the shower nozzle subassembly is together with the shower nozzle that washes to punch the subassembly and carry out the water spray operation to prevent to punch the subassembly and carry out the overheated processing effect that influences of drill bit in the course of working, the overheated life that also can shorten its and reduce machining efficiency of drill bit simultaneously.

The utility model is further provided with: the blanking assembly is further provided with a blanking lifting cylinder and a blanking pushing cylinder fixedly connected with a blanking lifting cylinder piston rod, and a blanking pushing block matched with the processing fixing groove is fixedly connected to the piston rod of the blanking pushing cylinder.

Through adopting above-mentioned technical scheme, the unloading lifting cylinder in the unloading subassembly drives unloading release cylinder downstream, and unloading ejector pad on the unloading release cylinder promotes the work piece of processing afterwards for the work piece of processing roll-off unloading slide.

The utility model is further provided with: the punching support comprises a punching fixing frame and a punching movable frame matched with the punching fixing frame, a punching movable motor fixedly connected with the punching fixing frame is arranged on the processing fixing frame, a movable screw rod fixedly connected with the punching movable motor is arranged on the punching movable motor, the movable screw rod is connected with the punching movable frame in a threaded mode, and a punching assembly is arranged on the punching movable frame.

Through adopting above-mentioned technical scheme, the movable motor that punches drives the movable frame that punches through movable lead screw and carries out flexible removal to control a plurality of subassembly that punch can process in the different positions of processing work piece, thereby improve holistic machining efficiency.

The utility model is further provided with: the auxiliary fixing assembly comprises an auxiliary fixing block and an auxiliary air cylinder matched with the punching fixing frame, a piston rod of the auxiliary air cylinder is fixedly connected with the auxiliary fixing block, an auxiliary baffle matched with the auxiliary air cylinder is arranged on the punching fixing frame, and the auxiliary baffle is in a -shaped structure.

Through adopting above-mentioned technical scheme, supplementary fixed block passes through the auxiliary cylinder and drives, makes its and the mutual butt of processing work piece in the processing fixed slot, and then the processing work piece is firmly fixed in the processing fixed slot and is convenient for punch the subassembly and process, and the auxiliary baffle can be on the contrary the water droplet that the subassembly produced in the course of working of punching and the shower nozzle subassembly water spray falls on the auxiliary cylinder, influences the action reliability of auxiliary cylinder.

The utility model is further provided with: and an air blowing pipe matched with the processing turntable is further arranged between the feeding assembly and the discharging assembly, the outlet end of the air blowing pipe is matched with the processing fixing groove, and the other end of the air blowing pipe is connected with the air pump.

Through adopting above-mentioned technical scheme, be located the gas blow pipe between material loading subassembly and the unloading subassembly, mutually support with the processing fixed slot on the processing carousel for the processing carousel is cleared up the processing fixed slot through the mode that the gas blow pipe was blown after accomplishing the unloading, avoids influencing material loading subassembly and carries out material loading and subsequent processing.

In summary, the utility model has the following beneficial effects:

1. the turnover mechanism is arranged on the base, so that the turnover mechanism can turn over a machined workpiece which is primarily machined by the punching assembly, the subsequent unprocessed punching assembly can carry out machining operation on the back surface of the machined workpiece, the problem of manual turnover is avoided, time and labor are saved, the labor intensity is low, the machining efficiency is high, bidirectional machining is rapidly completed, and meanwhile, a plurality of punching mechanisms can machine a plurality of positions of the machined workpiece according to the requirements of customers, so that the machining efficiency is further improved;

2. the clamping sucker is used for sucking and temporarily fixing the machined workpiece in the machining fixing groove, and the piston rod of the clamping cylinder stretches out and draws back to enable the machined workpiece adsorbed on the clamping sucker to finish the procedures of taking out and putting back, so that the turnover mechanism can turn over the machined workpiece conveniently; can prevent through the spacing lantern ring that the processing carousel from rotating the in-process, the processing work piece in the processing fixed slot, when not having supplementary fixed subassembly to assist fixedly, deviate from in the processing fixed slot, influence the processing effect of subassembly of punching, the processing fixed slot can be plugged up to spacing arch, prevents that the processing work piece from breaking away from.

Drawings

Fig. 1 is a perspective view of a first embodiment of the present utility model.

Fig. 2 is an enlarged partial schematic view at I in fig. 1.

Fig. 3 is a top view of a first embodiment of the present utility model.

Fig. 4 is a schematic cross-sectional view at A-A in fig. 3.

Fig. 5 is a right side view of a first embodiment of the present utility model.

Fig. 6 is a perspective view of a second embodiment of the present utility model.

Fig. 7 is an enlarged partial schematic view at II in fig. 6.

Fig. 8 is an enlarged partial schematic view at III in fig. 6.

Fig. 9 is a front view of a first embodiment of the present utility model.

Reference numerals: 1. a base; 2. a turntable mechanism; 21. a processing turntable; 211. processing a fixed groove; 212. processing a through groove; 22. a turntable support seat; 23. a turntable motor; 24. a bearing structure; 25. a limit collar; 251. a limit protrusion; 3. a punching mechanism; 31. a punching support; 311. punching a fixing frame; 312. a punching movable frame; 313. a punching movable motor; 314. an auxiliary baffle; 32. a punching assembly; 33. an auxiliary fixing assembly; 331. an auxiliary cylinder; 332. an auxiliary fixing block; 4. a feeding slideway; 5. a blanking slideway; 51. a blanking lifting cylinder; 52. a blanking pushing cylinder; 53. a blanking pushing block; 6. a turnover mechanism; 61. overturning the bracket; 62. a turnover motor; 63. a clamping cylinder; 64. clamping the sucker; 7. a spray head fixing block; 71. a water spraying hose; 72. flushing the spray head; 73. a water inlet pipe; 8. and (3) an air blowing pipe.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The first embodiment discloses an automatic perforating machine capable of bidirectionally perforating, as shown in fig. 1 to 5, the automatic perforating machine comprises a base 1, a turntable mechanism 2, a feeding assembly and a discharging assembly which are positioned on the base 1, wherein a plurality of perforating mechanisms 3 which are matched with the turntable mechanism 2 are further arranged between the feeding assembly and the discharging assembly, the feeding assembly is provided with a vibration disc and a feeding slideway 4 which is connected with the vibration disc, the discharging assembly is provided with a discharging slideway 5, the turntable mechanism 2 comprises a processing turntable 21 and a turntable rotating assembly which is matched with the processing turntable 21, a plurality of processing fixed slots 211 which are matched with a processing workpiece are formed in the processing turntable 21, the upper part of the processing fixed slots 211 is provided with a processing through slot 212 which is matched with the perforating mechanism 3, the processing fixed slots 211 are uniformly distributed along the circumferential direction, the perforating mechanism 3 comprises a perforating bracket 31 and a perforating assembly 32 which is positioned on the perforating bracket 31, the perforating bracket 31 is further provided with an auxiliary fixed assembly 33 which is matched with the processing turntable 21, the base 1 is further provided with a blanking slideway 5, the turntable mechanism 2 comprises a processing turntable 21 and a turntable rotating assembly which is matched with the processing turntable 21, the processing fixed slots 211 are provided with a plurality of processing through slots 212, the processing fixed slots 211 are formed in the upper part of the processing turntable 21, the processing turntable 211 is provided with a processing turntable 211, the processing assembly is provided with a plurality of processing turnover motor 6 and a turnover motor which is matched with a turnover motor 6, and a turnover motor which is connected with a turnover frame 61 and a turnover frame 61 which is arranged on the turnover frame 61 and is arranged in a clamping and is matched with a turnover mechanism; set up tilting mechanism 6 on base 1 for tilting mechanism 6 can overturn the processing work piece of punching assembly 32 preliminary processing, makes the subsequent unprocessed punching assembly 32 carry out processing operation at the back of processing work piece, has avoided the problem of manual turn-over, labour saving and time saving, low in labor strength, machining efficiency is high, accomplishes two-way processing fast, and a plurality of punching mechanisms 3 can process a plurality of positions of processing work piece according to the customer demand simultaneously, thereby further improves machining efficiency.

The clamping assembly comprises a clamping cylinder 63 and a clamping fixing plate fixedly connected with a piston rod of the clamping cylinder 63, and a clamping sucker 64 matched with the clamping fixing plate is arranged on the clamping fixing plate; the clamping chuck 64 absorbs and temporarily fixes the machined workpiece in the machining fixing groove 211, the machined workpiece absorbed on the clamping chuck 64 can be taken out and put back through the telescopic action of the piston rod of the clamping cylinder 63, and the turnover mechanism 6 can turn over the machined workpiece conveniently.

The clamping of the workpiece to be processed can also be carried out by a manipulator instead of the clamping chuck 64.

The turntable rotating assembly comprises a turntable supporting seat 22 and a turntable motor 23 penetrating through the turntable supporting seat 22, a rotating shaft of the turntable motor 23 is fixedly connected with the processing turntable 21, and a bearing structure 24 is also clamped between the turntable supporting seat 22 and the processing turntable 21; the turntable motor 23 drives the processing turntable 21 to rotate, so that the processing workpiece in the processing fixed groove 211 can be processed in the next process, and the bearing structure 24 is clamped between the turntable support seat 22 and the processing turntable 21, so that friction in the rotation process of the processing turntable 21 can be reduced, and the processing turntable 21 can be conveniently rotated stably and reliably.

The outer side of the processing turntable 21 is also sleeved with a limit collar 25 matched with the processing turntable, the limit collar 25 is provided with a limit bulge 251 integrated with the limit collar, and the limit bulge 251 is matched with the punching mechanism 3 and the turnover mechanism 6; the limiting collar 25 can prevent the processing turntable 21 from rotating, the processing workpiece in the processing fixing groove 211 is separated from the processing fixing groove 211 when the auxiliary fixing component 33 is not used for auxiliary fixing, the processing effect of the punching component 32 is affected, and the limiting protrusion 251 can block the processing fixing groove 211 to prevent the processing workpiece from separating.

The blanking assembly is further provided with a blanking lifting cylinder 51 and a blanking pushing cylinder 52 fixedly connected with a piston rod of the blanking lifting cylinder 51, and a blanking pushing block 53 matched with the processing fixing groove 211 is fixedly connected to the piston rod of the blanking pushing cylinder 52; the blanking lifting cylinder 51 in the blanking assembly drives the blanking pushing cylinder 52 to move downwards, and then the blanking pushing block 53 on the blanking pushing cylinder 52 pushes the processing workpiece, so that the processing workpiece slides out of the blanking slideway 5.

The punching support 31 comprises a punching fixing frame 311 and a punching movable frame 312 matched with the punching fixing frame 311, a punching movable motor 313 fixedly connected with the punching fixing frame is arranged on the processing fixing frame, a movable screw rod fixedly connected with the punching movable motor 313 is arranged on the punching movable motor 313, the movable screw rod is connected with the punching movable frame 312 in a threaded manner, and the punching assembly 32 is arranged on the punching movable frame 312; the movable punching motor 313 drives the movable punching frame 312 to perform telescopic movement through the movable screw rod, so that the plurality of punching assemblies 32 are controlled to process at different positions of a processed workpiece, and overall processing efficiency is improved.

The auxiliary fixing assembly 33 comprises an auxiliary fixing block 332 and an auxiliary air cylinder 331 adapted to the punching fixing frame 311, a piston rod of the auxiliary air cylinder 331 is fixedly connected with the auxiliary fixing block 332, an auxiliary baffle 314 adapted to the auxiliary air cylinder 331 is arranged on the punching fixing frame 311, and the auxiliary baffle 314 is in a -shaped structure; the auxiliary fixing block 332 is driven by the auxiliary cylinder 331 to be mutually abutted with the processing workpiece in the processing fixing groove 211, so that the processing workpiece is firmly fixed in the processing fixing groove 211 to facilitate the processing of the punching assembly 32, and the auxiliary baffle 314 can be used for preventing flying scraps generated in the processing process of the punching assembly 32 and water drops in the spraying process of the spray head assembly from falling on the auxiliary cylinder 331, so that the action reliability of the auxiliary cylinder 331 is affected.

The working process is as follows: during loading, a machined workpiece enters a corresponding machining fixed groove 211 on the machining rotary table 21 through a vibrating disc of the loading assembly and the loading slideway 4, then the rotary table motor 23 in the rotary table mechanism 2 drives the machining rotary table 21 to rotate, so that the loaded machined workpiece enters the next station to be machined, the auxiliary fixing assembly 33 on the punching mechanism 3 abuts against the machined workpiece in the machining fixed groove 211 through the auxiliary fixing block 332, meanwhile, the punching assembly 32 machines the machined workpiece, the auxiliary fixing assembly 33 loosens the machined workpiece after machining, the machining rotary table 21 rotates to enable the machined workpiece to enter the machining of the next punching mechanism 3, when the machined workpiece needs to be turned over, the turning mechanism 6 takes the machined workpiece in the machining fixed groove 211 out to finish turning over and then returns to the machining fixed groove 211 to carry out subsequent machining, if the machined workpiece does not need to be machined in a bidirectional mode, the turned over machined workpiece continues to carry out machining procedures under the cooperation of the punching mechanism 3, and then the blanking pushing block 53 is driven by the blanking pushing block 52 to push the machined workpiece out the machining slideway into the blanking mechanism 5 after the machining operation is finished, and then the machined workpiece is fed back.

In the second embodiment, as shown in fig. 6 to 9, a nozzle assembly adapted to the punching assembly 32 is further disposed on the processing turntable 21, the nozzle assembly includes a nozzle fixing block 7 and a plurality of water spraying hoses 71 connected to the nozzle fixing block 7, the water spraying hoses 71 are fixedly connected with a flushing nozzle 72 adapted to the punching assembly 32, and the nozzle fixing block 7 is connected to a tap water pipe through a water inlet pipe 73; the water spray hose 71 on the spray head assembly together with the flushing spray head 72 performs a water spray operation against the punch assembly 32, thereby preventing the punch assembly 32 from being overheated during the machining process to affect the machining effect, and simultaneously shortening the service life and reducing the machining efficiency due to the overheating of the drill.

An air blowing pipe 8 matched with the processing turntable 21 is further arranged between the feeding component and the discharging component, the outlet end of the air blowing pipe 8 is matched with the processing fixing groove 211, and the other end of the air blowing pipe 8 is connected with an air pump; the air blowing pipe 8 positioned between the feeding assembly and the discharging assembly is matched with the processing fixing groove 211 on the processing turntable 21, so that the processing turntable 21 can clean the processing fixing groove 211 in an air blowing mode through the air blowing pipe 8 after the discharging is completed, and the feeding assembly is prevented from being affected to carry out feeding and subsequent processing.

The working process is as follows: compared with the working process of the first embodiment, when the punching assembly 32 in the punching mechanism 3 processes a processed workpiece, the flushing nozzle 72 of the nozzle assembly continuously sprays water against the drill bit of the punching assembly 32 to prevent the drill bit from overheating, and in addition, the air blowing pipe 8 is arranged between the feeding assembly and the discharging assembly, so that the processed fixed groove 211 after discharging is cleaned, and the processed workpiece is convenient to feed.

In summary, the utility model has the following beneficial effects:

1. through setting up tilting mechanism 6 on base 1 for tilting mechanism 6 can overturn the processing work piece of punching subassembly 32 preliminary processing, makes the processing operation is carried out at the back of processing work piece to follow-up unprocessed punching subassembly 32, has avoided the problem of manual turn-over, labour saving and time saving, low in labor strength, machining efficiency is high, accomplishes two-way processing fast, and a plurality of punching mechanisms 3 can process a plurality of positions of processing work piece according to the customer's demand simultaneously, thereby further improves machining efficiency;

2. the machined workpiece in the machining fixing groove 211 is sucked and temporarily fixed through the clamping sucker 64, and then the machined workpiece adsorbed on the clamping sucker 64 can be taken out and put back through the telescopic action of the piston rod of the clamping cylinder 63, so that the turnover mechanism 6 can turn over the machined workpiece conveniently; the processing turntable 21 can be prevented from rotating in the process of processing by the limiting collar 25, and when the auxiliary fixing assembly 33 is not used for auxiliary fixing, the processing turntable is separated from the processing fixing groove 211, so that the processing effect of the punching assembly 32 is affected, and the processing fixing groove 211 can be blocked by the limiting protrusion 251, so that the processing turntable is prevented from separating.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides an automatic puncher that can two-way trompil, is including base (1) and be located carousel mechanism (2), material loading subassembly and unloading subassembly on base (1), still be provided with between material loading subassembly and the unloading subassembly a plurality of punching mechanism (3) with carousel mechanism (2) looks adaptation, the material loading subassembly is provided with vibrations dish and with vibrations dish be connected material loading slide (4), the unloading subassembly is provided with unloading slide (5), its characterized in that: the rotary table mechanism (2) comprises a machining rotary table (21) and a rotary table rotating assembly matched with the machining rotary table (21), a plurality of machining fixing grooves (211) matched with a machining workpiece are formed in the machining rotary table (21), machining through grooves (212) matched with the punching mechanism (3) are formed in the upper portion of the machining fixing grooves (211), the machining fixing grooves (211) are uniformly distributed along the circumferential direction, the punching mechanism (3) comprises a punching support (31) and a punching assembly (32) arranged on the punching support (31), an auxiliary fixing assembly (33) matched with the machining rotary table (21) is further arranged on the punching support (31), a turnover mechanism (6) matched with the machining fixing grooves (211) is further arranged on the base (1), the turnover mechanism (6) comprises a turnover support (61) and a turnover motor (62) transversely arranged on the turnover support (61), and a clamping assembly matched with the machining workpiece is fixedly connected to a rotating shaft of the turnover motor (62).

2. An automatic hole puncher capable of bidirectionally punching holes according to claim 1, wherein: the clamping assembly comprises a clamping cylinder (63) and a clamping fixing plate fixedly connected with a piston rod of the clamping cylinder (63), and a clamping sucker (64) matched with the clamping fixing plate is arranged on the clamping fixing plate.

3. An automatic hole puncher capable of bidirectionally punching holes according to claim 2, wherein: the turntable rotating assembly comprises a turntable supporting seat (22) and a turntable motor (23) penetrating through the turntable supporting seat (22), a rotating shaft of the turntable motor (23) is fixedly connected with the processing turntable (21), and a bearing structure (24) is further clamped between the turntable supporting seat (22) and the processing turntable (21).

4. An automatic hole puncher capable of punching holes in two directions according to claim 3, wherein: the processing turntable (21) is also sleeved with a limit collar (25) matched with the processing turntable, the limit collar (25) is provided with a limit bulge (251) integrated with the limit collar, and the limit bulge (251) is matched with the punching mechanism (3) and the turnover mechanism (6).

5. The automatic hole puncher of claim 4, wherein: the processing turntable (21) is further provided with a nozzle assembly matched with the punching assembly (32), the nozzle assembly comprises a nozzle fixing block (7) and a plurality of water spraying hoses (71) connected with the nozzle fixing block (7), flushing nozzles (72) matched with the punching assembly (32) are fixedly connected to the water spraying hoses (71), and the nozzle fixing block (7) is connected with a tap water pipe through a water inlet pipe (73).

6. An automatic hole puncher capable of bidirectionally punching holes according to claim 1, wherein: the blanking assembly is further provided with a blanking lifting cylinder (51) and a blanking pushing cylinder (52) fixedly connected with a piston rod of the blanking lifting cylinder (51), and a blanking pushing block (53) matched with the processing fixing groove (211) is fixedly connected to the piston rod of the blanking pushing cylinder (52).

7. An automatic hole puncher capable of bidirectionally punching holes according to claim 1, wherein: the punching support (31) comprises a punching fixing frame (311) and a punching movable frame (312) which is matched with the punching fixing frame (311), a punching movable motor (313) which is fixedly connected with the punching fixing frame is arranged on the processing fixing frame, a movable screw rod which is fixedly connected with the punching movable motor (313) is arranged on the punching movable motor (313), the movable screw rod is mutually connected with the punching movable frame (312) in a threaded mode, and the punching assembly (32) is arranged on the punching movable frame (312).

8. The automatic hole puncher of claim 7, wherein: the auxiliary fixing assembly (33) comprises an auxiliary fixing block (332) and an auxiliary air cylinder (331) matched with the punching fixing frame (311), a piston rod of the auxiliary air cylinder (331) is fixedly connected with the auxiliary fixing block (332), an auxiliary baffle (314) matched with the auxiliary air cylinder (331) is arranged on the punching fixing frame (311), and the auxiliary baffle (314) is in a -shaped structure.

9. An automatic hole puncher capable of bidirectionally punching holes according to claim 1, wherein: and an air blowing pipe (8) matched with the processing turntable (21) is further arranged between the feeding assembly and the discharging assembly, the outlet end of the air blowing pipe (8) is matched with the processing fixing groove (211), and the other end of the air blowing pipe (8) is connected with the air pump.