CN111940595A - Multi-station punching machine - Google Patents

Multi-station punching machine Download PDF

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Publication number
CN111940595A
CN111940595A CN202010797575.6A CN202010797575A CN111940595A CN 111940595 A CN111940595 A CN 111940595A CN 202010797575 A CN202010797575 A CN 202010797575A CN 111940595 A CN111940595 A CN 111940595A
Authority
CN
China
Prior art keywords
power output
punch
fixing seat
punching
die shank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010797575.6A
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Chinese (zh)
Inventor
廖清华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Shannengduo Automation Equipment Co ltd
Original Assignee
Dongguan Shannengduo Automation Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Shannengduo Automation Equipment Co ltd filed Critical Dongguan Shannengduo Automation Equipment Co ltd
Priority to CN202010797575.6A priority Critical patent/CN111940595A/en
Publication of CN111940595A publication Critical patent/CN111940595A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/04Movable or exchangeable mountings for tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/08Dies with different parts for several steps in a process

Abstract

The invention relates to a multi-station punch press, which comprises a punch press rack, a power input mechanism and a plurality of punching mechanisms, wherein the plurality of punching mechanisms are arranged on the punch press rack and are in meshed transmission with each other through gears, the power input mechanism is in transmission connection with one of the punching mechanisms, the plurality of punching mechanisms are respectively used for performing different punching processing on workpieces to be processed, each punching mechanism comprises a crankshaft, a connecting rod and an adjusting component, the crankshaft is provided with the gears, the connecting rods are in transmission connection with the crankshafts, the adjusting components are connected below the connecting rods, and an upper die is connected below the adjusting components.

Description

Multi-station punching machine
Technical Field
The invention relates to the technical field of punching machines, in particular to a multi-station punching machine.
Background
The existing stamping process is that one set of die corresponds to a stamping process, for some workpieces, such as iron boxes, the metal sheet is formed through multiple processes such as blanking, bending and flanging, each process needs one set of stamping die to be realized, different stamping dies do not need to be replaced on the same punch press, multiple punch presses are not needed to be stamped in turn, the stamping processes are multiple, the number of dies is multiple, occupied equipment is multiple, meanwhile, the transfer among the processes needs to be adjusted in height through the stamping dies, the processing points of the stamping dies are difficult to guarantee to be located at the same position, therefore, the production efficiency is low, the processing cost is high, and the stability of the product quality in the processing process is poor.
Disclosure of Invention
In order to solve the problems, the invention provides the multi-station punch press which can perform multi-side bending, improve the processing efficiency and reduce the occupied space.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a multistation punch press, includes the punch press frame to and set up power input mechanism and two at least power take off mechanisms in the punch press frame, every power take off mechanism connects punching press mechanism, power take off mechanism includes main power take off mechanism and vice power take off mechanism, main power take off mechanism includes main crankshaft and cup joints the driving gear on the main crankshaft, vice power take off mechanism includes vice crankshaft and cup joints the pinion on the vice crankshaft, driving gear and pinion meshing transmission, punching press mechanism includes connecting rod and drift, connecting rod one end sets up on the crank throw of bent axle, the drift is connected to the connecting rod other end.
Preferably, the adjusting part includes lead screw, ball bowl, cushion, die shank fixing base and drift slider, the lead screw is connected with the connecting rod, the ball bowl passes through the ball bowl lid and is connected with the screw-nut of lead screw, and the below of establishing at the ball bowl can be dismantled to a plurality of cushion, the die shank fixing base is connected in the cushion below, be equipped with the die shank briquetting in the die shank fixing base, the side at the die shank fixing base is connected to the drift slider.
Preferably, the power input mechanism comprises a driving motor and a flywheel, a driving wheel is arranged on a motor shaft of the driving motor, the flywheel is arranged on one of the stamping mechanisms, and the driving wheel is in transmission connection with the flywheel through a transmission belt.
Preferably, the die shank fixing seat is provided with an oval mounting hole, the aperture of the through hole of the punch slide block is smaller than that of the mounting hole, the punch slide block is connected with the die shank fixing seat through a screw, and the position of the punch slide block can be changed by adjusting the position of the screw in the mounting hole, so that the distance between the two punch slide blocks of the adjacent punching mechanism is adjusted.
Preferably, the plurality of cushion blocks are detachably connected, and the height of the die shank fixing seat can be adjusted by increasing or decreasing the number of the cushion blocks, so that the height position of the upper die is adjusted.
Preferably, the lateral movement is to adjust the spacing of adjacent stamping mechanisms.
The invention has the beneficial effects that: according to the invention, through the same power input and the multiple power outputs, the multiple power outputs are connected with the independent punching mechanisms, so that the multi-station simultaneous operation work of workpieces is respectively realized, different processes such as rotary bending and flanging are carried out on one workpiece, the time for changing the punching die is saved, and the processing precision and efficiency are improved.
The lead screw is rotated to drive the lead screw nut to reciprocate, can be to the high position fine setting of last mould, change the quantity of cushion, can adjust the high position of last mould by a wide margin, position in the adjustment screw mounting hole, thereby make the drift slider on the die shank fixing base lateral shifting finely tune the interval of two adjacent last moulds and change the whole mounted position of punching press mechanism and can adjust the interval of two last moulds by a wide margin, can improve the punching press precision to the accurate punching press of product according to the punching press requirement of difference from this, promote the quality of product.
Drawings
Fig. 1 is a schematic perspective view of the present invention provided with three punching mechanisms.
Fig. 2 is a perspective view of the power input mechanism and the press mechanism.
Fig. 3 is a perspective view of the power input mechanism and the punching mechanism in the other direction.
Fig. 4 is a side view of the power input mechanism coupled to the punch mechanism.
Fig. 5 is a front view of the power input mechanism coupled to the punch mechanism.
Fig. 6 is a perspective view of the present invention provided with two punching mechanisms.
Description of reference numerals: 1. a frame of the punch press; 2. a power input mechanism; 21. a drive motor; 22. a transmission belt; 23. a flywheel; 3. a power take-off mechanism; 31. a crankshaft; 32. a connecting rod; 33. an adjustment assembly; 331. a screw rod; 332. a ball bowl; 333. cushion blocks; 334. a die shank fixing seat; 335. a punch slide block; 336. the die shank fixes the pressing block; 34. a gear.
Detailed Description
Referring to fig. 1-5, the invention relates to a multi-station punch press, which includes a punch press frame 1, two power input mechanisms 2 and a plurality of power output mechanisms 3, where the number of the power output mechanisms 3 may be two (fig. 6) and three (fig. 3), a workbench is disposed in the punch press frame 1, a movable lower die is disposed on the workbench, the power output mechanisms 3 are connected to the punch press mechanisms 3, that is, independent power sources drive the individual punch press mechanisms, so as to avoid errors caused by repairing a plurality of conventional punch presses by using one power source, in this embodiment, three punch press mechanisms are taken as an example, the three punch press mechanisms are disposed on the punch press frame 1 and are engaged and driven by a gear 34, the power input mechanisms 2 are connected to the punch press mechanisms 3 in a transmission manner, the three punch press mechanisms 3 are respectively connected to an upper die.
Preferably, the punching mechanism 3 includes a crankshaft 31, a connecting rod 32 and an adjusting component 33, one end of the crankshaft 31 is connected with a planar bearing in a planar bearing seat, the planar bearing seat is arranged in the punch press frame 1 through a planar cushion block 333, a gear 34 is arranged on the crankshaft 31, the connecting rod 32 is in transmission connection with the crankshaft 31, the crankshaft 31 rotates to drive the connecting rod 32 to move up and down, a plurality of eccentric bosses are processed on the crankshaft, the bosses are correspondingly connected with one connecting rod 32, the crankshaft rotates to drive the connecting rod 32 to move the punch, the adjusting component 33 is connected below the connecting rod 32, the adjusting component 33 includes a screw rod 331, a ball bowl 332, a cushion block 333, a die shank fixing seat 334 and a punch slide block 335, the screw rod 331 is connected with the connecting rod 32, the ball bowl 332 is connected with a screw rod 331 nut of the screw rod 331 through a ball bowl 332 cover, the plurality of cushion blocks 333 are detachably arranged below, the die shank fixing seat 334 is connected below the cushion block 333, the die shank fixing seat 334 is provided with a die shank pressing block, the punch sliding block 335 is connected to the side surface of the die shank fixing seat 334, the die shank pressing block and the punch sliding block 335 are connected with an upper die, a punch is arranged in the upper die, the die shank fixing seat 334 is provided with a large-diameter circular arc-shaped mounting hole, the aperture of a through hole of the punch sliding block 335 is smaller than that of the mounting hole, the punch sliding block 335 is connected with the die shank fixing seat 334 through a screw, the position of the punch sliding block 335 can be changed by adjusting the position of the screw in the mounting hole, so that the distance between two punches of adjacent punching mechanisms 3 can be adjusted in a small amplitude, the distance between the two punches can be adjusted by changing the mounting positions of the two punching mechanisms 3, the punch sliding block 335 is connected with a punch, and, the height position of the punch can be greatly adjusted by changing the number of the cushion blocks 333,
the included angles between the bosses on the adjacent crankshafts and the eccentric center line are the same, so that a plurality of punches can synchronously punch workpieces.
Preferably, the power input mechanism 2 comprises a driving motor 21, a flywheel 23 and a transmission belt 22, a transmission wheel is arranged on a motor shaft of the driving motor 21, the flywheel 23 is arranged on a crankshaft 31 of the central punching mechanism 3, and the transmission wheel is in transmission connection with the flywheel 23 through the transmission belt 22.
Preferably, the side of the stamping machine frame is further provided with a guide block, the side wall of the guide block is provided with a guide groove, and the die shank fixing seat 334 is clamped in the guide groove so as to move up and down through the guide of the guide block.
The product to be processed is placed on the lower die of the workbench, the driving motor 21 is electrified and started, the transmission belt 22 drives the central main crankshaft 31 to rotate, the main crankshaft 31 drives the two adjacent crankshafts 31 to synchronously rotate through the meshing transmission of the gear 34, the connecting rod 32 moves up and down along with the rotation of the crankshafts 31 to drive the adjusting component 33 to move up and down with the die shank fixing seat 334, the upper die moves along with the upper die, a punch head arranged in the upper die punches the product to be processed in the descending process, the height position of the upper die can be finely adjusted through the lead screw 331 according to the punching requirements of different sides, the height position of the upper die can be greatly adjusted by changing the quantity of the cushion blocks 333, the distance between the upper dies of the adjacent punching mechanisms 3 can be finely adjusted through different installation positions of screws in the installation holes, and the distance between the upper dies can be greatly adjusted, therefore, the requirement of stamping and flanging at different positions is met, and multilateral stamping is realized.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.

Claims (5)

1. The utility model provides a multistation punch press, includes the punch press frame, its characterized in that: the punching machine comprises a punching machine frame, a power output mechanism, a driving gear, a secondary power output mechanism, a driving gear and a secondary gear, wherein the power output mechanism and the at least two power output mechanisms are arranged in the punching machine frame, each power output mechanism is connected with the punching mechanism, the power output mechanism comprises a main power output mechanism and a secondary power output mechanism, the main power output mechanism comprises a main crankshaft and a driving gear sleeved on the main crankshaft, the secondary power output mechanism comprises a secondary crankshaft and a secondary gear sleeved on the secondary crankshaft, the driving gear is in meshing transmission with the secondary gear, the punching mechanism comprises a connecting rod and a punch, one end of the connecting rod is arranged on a crank of the.
2. A multi-station press according to claim 1, wherein: the adjusting assembly comprises a lead screw, a ball bowl, cushion blocks, a die shank fixing seat and a punch sliding block, the lead screw is connected with a connecting rod, the ball bowl is connected with a lead screw nut of the lead screw through a ball bowl cover, the plurality of cushion blocks are detachably arranged below the ball bowl, the die shank fixing seat is connected below the cushion blocks, a die shank pressing block is arranged in the die shank fixing seat, and the punch sliding block is connected to the side face of the die shank fixing seat.
3. A multi-station press according to claim 1, wherein: the power input mechanism comprises a driving motor and a flywheel, a motor shaft of the driving motor is provided with a driving wheel, the flywheel is arranged on the main crankshaft, and the driving wheel is in transmission connection with the flywheel through a transmission belt.
4. A multi-station press according to claim 1, wherein: the die shank fixing seat is provided with an oval mounting hole, the aperture of the through hole of the punch sliding block is smaller than that of the mounting hole, the punch sliding block is connected with the die shank fixing seat through a screw, and the position of the punch sliding block can be changed by adjusting the position of the screw in the mounting hole, so that the distance between the two punch sliding blocks of the adjacent punching mechanism is slightly adjusted.
5. A multi-station press according to claim 1, wherein: the plurality of cushion blocks are detachably connected, and the height of the die handle fixing seat can be adjusted by increasing or reducing the number of the cushion blocks, so that the height position of the upper die can be adjusted.
CN202010797575.6A 2020-08-10 2020-08-10 Multi-station punching machine Pending CN111940595A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010797575.6A CN111940595A (en) 2020-08-10 2020-08-10 Multi-station punching machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010797575.6A CN111940595A (en) 2020-08-10 2020-08-10 Multi-station punching machine

Publications (1)

Publication Number Publication Date
CN111940595A true CN111940595A (en) 2020-11-17

Family

ID=73332183

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010797575.6A Pending CN111940595A (en) 2020-08-10 2020-08-10 Multi-station punching machine

Country Status (1)

Country Link
CN (1) CN111940595A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112893581A (en) * 2021-01-20 2021-06-04 江小芳 Efficient multistation is circulation stamping equipment for work piece processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112893581A (en) * 2021-01-20 2021-06-04 江小芳 Efficient multistation is circulation stamping equipment for work piece processing
CN112893581B (en) * 2021-01-20 2022-10-28 深圳市松青锌镁铝精密压铸有限公司 Efficient multistation is circulation stamping equipment for work piece processing

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