CN212442829U

CN212442829U - Multi-station punching machine

Info

Publication number: CN212442829U
Application number: CN202021647563.7U
Authority: CN
Inventors: 廖清华
Original assignee: Dongguan Shannengduo Automation Equipment Co ltd
Current assignee: Dongguan Shannengduo Automation Equipment Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-02-02
Anticipated expiration: 2030-08-10

Abstract

The utility model relates to a multistation punch press, including punch press frame, power input mechanism and a plurality of punching press mechanism, a plurality of punching press mechanism establishes in the punch press frame and through gear intermeshing transmission, and power input mechanism is connected with one of them punching press mechanism transmission, and a plurality of punching press mechanism treats the machined part and carries out different punching press processing respectively, and punching press mechanism includes bent axle, connecting rod and adjusting part, is equipped with the gear on the bent axle, and the connecting rod is connected with crankshaft transmission, and adjusting part connects the below at the connecting rod, the adjusting part below is connected with the mould, the utility model discloses a gear meshing transmission between single power input mechanism drive and a plurality of punching press mechanism realizes multistation simultaneous operation work, bends many times to the product, has improved machining efficiency, has reduced occupation space, reduce cost.

Description

Multi-station punching machine

Technical Field

The utility model relates to a punch press technical field indicates a multistation punch press especially.

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.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a can carry out multilateral bending, improve machining efficiency, reduce occupation space's multistation punch press.

In order to achieve the above object, the utility model 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 beneficial effects of the utility model reside in that: the utility model discloses a same power input and a plurality of power take off, independent punching press mechanism is connected to a plurality of power take off, realize the multistation simultaneous operation work of work piece respectively, different processes such as turn round the turn-ups of bending on a work piece are processed, sparingly trade stamping die time, thereby improve the precision and the efficiency of processing, trade behind the stamping die because of trading the process, can guarantee that stamping die processing point is in same position, the stamping die after just also switching is unchangeable at its self work piece coordinate value in the work piece coordinate system, can accomplish the processing of different processes on same work piece like this, the precision and the efficiency of processing have been improved, occupation space has been reduced, and the cost is reduced.

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 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 three-dimensional structure diagram of the present invention 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

Please refer to fig. 1-5, the utility model discloses a multistation punch press, including punch press frame 1, power input mechanism 2 and a plurality of power take off mechanism 3, power take off mechanism 3 can be two (fig. 6), can be three (fig. 3), be equipped with the workstation in the punch press frame 1, be equipped with mobilizable lower mould on the workstation, power take off mechanism 3 connects punching press mechanism 3, independent power supply drive solitary punching press mechanism promptly, avoids a plurality of stamping die of traditional power drive, leads to the error to produce because of repairing the mould, and this embodiment uses three punching press mechanism as the example, and three punching press mechanism establishes in punch press frame 1 and through gear 34 meshing transmission, power input mechanism 2 is connected with punching press mechanism 3 transmission, and is three punching press mechanism 3 is connected with the mould respectively, upward be equipped with the drift in the mould.

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 only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

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 input mechanism and at least two power output mechanisms, wherein each power output mechanism is connected with a punching mechanism, each power output mechanism comprises a main power output mechanism and an auxiliary power output mechanism, the main power output mechanism comprises a main crankshaft and a driving gear sleeved on the main crankshaft, the auxiliary power output mechanism comprises an auxiliary crankshaft and an auxiliary gear sleeved on the auxiliary crankshaft, the driving gear and the auxiliary gear are in meshing transmission, the punching mechanism comprises a connecting rod, a punch and an adjusting component, one end of the connecting rod is arranged on a crank of the crankshaft, the other end of the connecting rod is connected with the punch, and the adjusting component is connected below the connecting rod.

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 2, 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 2, 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.