CN207929829U - A kind of automatic punch - Google Patents

Abstract

The utility model discloses a kind of automatic punchs, including pedestal, pillar and position-limiting tube, the top both sides of the pedestal are mounted on pillar, the top of two groups of pillars is connected by transverse slat, module is installed at the top center of the pedestal, stamped groove is offered at the top of the module, the upper end of the module is equipped with position-limiting tube, the outer wall of the position-limiting tube is set with tight loop up and down, and the two side of the position-limiting tube is respectively connected with one end of piston rod.The utility model carries out sliding limit by offering the pulley of sliding slot and jumper bar outer wall in position-limiting tube, it can be rotated in sliding slot by pulley, so that friction is smaller, it is cost-effective to reduce loss, it is the first tube body and the second tube body detachable connection by position-limiting tube, and it is engaged by bolt between pulley and jumper bar, convenient for disassembly and assembly, convenient maintenance and replacement, it is more practical, it is suitble to be widely popularized and uses.

Description

A kind of automatic punch

Technical field

The utility model is related to a kind of automatic punch, more particularly to a kind of automatic punch.

Background technology

Punching press is that depended on pressure machine and mold apply external force to plank, band, tubing and proximate matter etc., is allowed to generate plastic deformation Or separation, to the forming and machining method of the workpiece (stamping parts) of shape and size needed for acquisition.Punching press and forging belong to plasticity It processes (or pressure processing), is collectively referred to as forging and pressing.The blank of punching press is mainly the steel plate and steel band of hot rolling and cold rolling.Global steel In material, 60~70% be plank, and finished product is made by punching press in wherein most.Vehicle body, chassis, fuel tank, the radiator of automobile Piece, the drum of boiler, the shell of container, motor, electric appliance iron core silicon-steel sheet etc. be all punch process.Instrument and meter, household In the products such as electric appliance, bicycle, office machinery, household utensil, also there are a large amount of stamping parts.

Existing automatic punch by firm device limit so that impacting when jumper bar is in movement Precisely, but jumper bar can and securing device generate friction, loss is larger, and when need to repair, and dismounting is inconvenient, Inconvenient maintenance, therefore, it is proposed that a kind of automatic punch.

Utility model content

The main purpose of the utility model is to provide a kind of automatic punchs, can effectively solve in background technology Existing automatic punch carries out limit when jumper bar is in movement, by firm device and so that impact is accurate, but Be jumper bar can and securing device generate friction, loss is larger, and when need to repair, and dismounting is inconvenient, and repair is not Just the problem of.

To achieve the above object, the technical solution that the utility model is taken is：

The top both sides of a kind of automatic punch, including pedestal, pillar and position-limiting tube, the pedestal are mounted on branch The top of column, two groups of pillars is connected by transverse slat, and module is equipped at the top center of the pedestal, is opened at the top of the module Equipped with stamped groove, the upper end of the module is equipped with position-limiting tube, and the outer wall of the position-limiting tube is set with tight loop up and down, described The two side of position-limiting tube is respectively connected with one end of piston rod, and the other end of the piston rod is plugged in one end of hydraulic cylinder, described The other end of hydraulic cylinder installs crutched inner wall, and jumper bar is plugged at the top of the position-limiting tube, and the jumper bar runs through position-limiting tube And it is connected with punch, fixed seat is connected at the top of the jumper bar, the top movable of the fixed seat is connected with connecting rod, the company By being flexibly connected at axis pin and disk edge, the right side wall of the turntable is fixedly connected with the transmission shaft of motor for the upper end of bar, The motor is fixedly connected by link block with the bottom of transverse slat.

Further, the position-limiting tube includes the first tube body and the second tube body, and the both ends of first tube body are mounted on The both ends of limited block, second tube body offer limiting slot compatible with limited block, first tube body and the second pipe It is two groups that the inner wall of body, which offers sliding slot and sliding slot number,.

Further, it is four groups that the outer wall of the jumper bar, which is equipped with mounting blocks and the number of mounting blocks, the mounting blocks Top both sides are connect by bolt with jumper bar outer wall, and the outer wall middle of the mounting blocks is equipped with strut, the strut Outer end is connected with pulley.

Further, the hydraulic pressure output end of the hydraulic cylinder is connected with the hydraulic pressure input terminal of piston rod.

Further, the pulley is set in sliding slot.

Compared with prior art, the utility model has the advantages that：

1. the automatic punch of the utility model, by offered in position-limiting tube the pulley of sliding slot and jumper bar outer wall into Row sliding limit, can be rotated by pulley in sliding slot so that friction is smaller, cost-effective to reduce loss.

2. the automatic punch of the utility model is the first tube body and the detachable company of the second tube body by position-limiting tube Connect and pulley and jumper bar between engaged by bolt, convenient for disassembly and assembly, convenient maintenance and replacement.

3. the automatic punch of the utility model, make two groups of piston rods by the first tube body by two groups of hydraulic cylinders and Second tube body is held out against, and is fastened by tight loop so that the stability higher that position-limiting tube is impacted in jumper bar, to improve punching The precision hit.

Description of the drawings

Fig. 1 is the overall structure diagram of the utility model automatic punch；

Fig. 2 is the position-limiting tube structural schematic diagram of the utility model automatic punch；

Fig. 3 is the jumper bar outer wall construction schematic diagram of the utility model automatic punch.

In figure：1, pedestal；2, pillar；3, transverse slat；4, position-limiting tube；5, piston rod；6, hydraulic cylinder；7, jumper bar；8, tight loop； 9, fixed seat；10, connecting rod；11, axis pin；12, turntable；13, motor；14, link block；15, module；16, stamped groove；17, punch； 18, the first tube body；19, the second tube body；20, limited block；21, limited block；22, sliding slot；23, mounting blocks；24, bolt；25, it props up Bar；26, pulley.

Specific implementation mode

To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below In conjunction with specific implementation mode, the utility model is expanded on further.

As shown in Figs. 1-3, a kind of automatic punch, including pedestal 1, pillar 2 and position-limiting tube 4, the top of the pedestal 1 Portion both sides are mounted on pillar 2, and the top of two groups of pillars 2 is connected by transverse slat 3, is equipped at the top center of the pedestal 1 The top of module 15, the module 15 offers stamped groove 16, and the upper end of the module 15 is equipped with position-limiting tube 4, the limit The outer wall of pipe 4 is set with tight loop 8 up and down, and the two side of the position-limiting tube 4 is respectively connected with one end of piston rod 5, the work The other end of stopper rod 5 is plugged in one end of hydraulic cylinder 6, and the other end of the hydraulic cylinder 6 is equipped with the inner wall of pillar 2, the limit The top of position pipe 4 is plugged with jumper bar 7, and the jumper bar 7 is through position-limiting tube 4 and is connected with punch 17, the top connection of the jumper bar 7 There are fixed seat 9, the top movable of the fixed seat 9 to be connected with connecting rod 10, the upper end of the connecting rod 10 passes through axis pin 11 and turntable 12 edges are flexibly connected, and the right side wall of the turntable 12 is fixedly connected with the transmission shaft of motor 13, and the motor 13 passes through company Block 14 is connect to be fixedly connected with the bottom of transverse slat 3.

Wherein, the position-limiting tube 4 includes the first tube body 18 and the second tube body 19, and the both ends of first tube body 18 are respectively mounted There are limited block 20, the both ends of second tube body 19 to offer limiting slot 21 compatible with limited block 20, first pipe It is two groups that the inner wall of body 18 and the second tube body 19, which offers sliding slot 22 and 22 number of sliding slot, is managed by the first tube body 18 and second Body 19 can be dismantled so that repair and cleaning etc. provide a convenient.

Wherein, it is four groups that the outer wall of the jumper bar 7, which is equipped with mounting blocks 23 and the number of mounting blocks 23, the mounting blocks 23 Top both sides connect with 7 outer wall of jumper bar by bolt 24, the outer wall middle of the mounting blocks 23 is equipped with strut 25, institute The outer end for stating strut 25 is connected with pulley 26, is engaged by bolt 24 so that convenient disassembly.

Wherein, the hydraulic pressure output end of the hydraulic cylinder 6 is connected with the hydraulic pressure input terminal of piston rod 5.

Wherein, the pulley 26 is set in sliding slot 22 so that pulley 26 carries out limit rolling in sliding slot 22, passes through rolling It is dynamic to reduce loss.

Operation principle：The material processed will be needed to be put into stamped groove 16 first, then starts motor 13 so that 12 turns of turntable It is dynamic, to drive connecting rod 10 to move up and down, so that jumper bar 7 moves up and down, drive punch 17 to be impacted, in the mistake of impact Cheng Zhong, position-limiting tube 4 is so that jumper bar moves up and down in position-limiting tube 4, by pulley 26 in the interior rolling of sliding slot 22 so that the essence of impact Accuracy improves, and effectively avoids generation offset and causes error, while also reducing loss by the sliding of pulley 26 so that uses Service life extends, and when error pulley 26, which occurs, in the product processed is lost larger, by opening tight loop 8, then opens Hydrodynamic cylinder pressure 6 is so that two groups of piston rods 5 drive the first tube body 18 and the second tube body 19 to detach respectively, to being carried out clearly in flowers and plants 22 Reason, while pulley 26 is replaced by demounting bolt 24, convenient for disassembly and assembly, convenient maintenance and replacement, the apparatus structure is simple, just It is highly practical in operation.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (5)

1. a kind of automatic punch, including pedestal (1), pillar (2) and position-limiting tube (4), it is characterised in that：The pedestal (1) top both sides are mounted on pillar (2), and the top of two groups of pillars (2) is connected by transverse slat (3), the top of the pedestal (1) Portion middle is equipped with module (15), and stamped groove (16), the upper end of the module (15) are offered at the top of the module (15) Position-limiting tube (4) is installed, the outer wall of the position-limiting tube (4) is set with tight loop (8), the both sides of the position-limiting tube (4) up and down Wall is respectively connected with one end of piston rod (5), and the other end of the piston rod (5) is plugged in one end of hydraulic cylinder (6), the hydraulic pressure The other end of cylinder (6) is equipped with the inner wall of pillar (2), and jumper bar (7), the jumper bar (7) are plugged at the top of the position-limiting tube (4) Through position-limiting tube (4) and it is connected with punch (17), fixed seat (9), the fixed seat (9) are connected at the top of the jumper bar (7) Top movable be connected with connecting rod (10), the upper end of the connecting rod (10) passes through axis pin (11) and the activity of turntable (12) edge connects It connects, the right side wall of the turntable (12) is fixedly connected with the transmission shaft of motor (13), and the motor (13) passes through link block (14) It is fixedly connected with the bottom of transverse slat (3).

2. automatic punch according to claim 1, it is characterised in that：The position-limiting tube (4) includes the first tube body (18) and the second tube body (19), the both ends of first tube body (18) are mounted on limited block (20), second tube body (19) Both ends offer with the compatible limiting slot (21) of limited block (20), first tube body (18) and the second tube body (19) It is two groups that inner wall, which offers sliding slot (22) and sliding slot (22) number,.

3. automatic punch according to claim 1, it is characterised in that：The outer wall of the jumper bar (7) is equipped with The number for filling block (23) and mounting blocks (23) is four groups, and the top both sides of the mounting blocks (23) pass through bolt (24) and jumper bar (7) outer wall connects, and the outer wall middle of the mounting blocks (23) is equipped with strut (25), and the outer end activity of the strut (25) connects It is connected to pulley (26).

4. automatic punch according to claim 1, it is characterised in that：The hydraulic pressure output end of the hydraulic cylinder (6) It is connected with the hydraulic pressure input terminal of piston rod (5).

5. automatic punch according to claim 3, it is characterised in that：The pulley (26) is set to sliding slot (22) It is interior.