CN211727165U

CN211727165U - Punching machine for three-side punching of workpiece

Info

Publication number: CN211727165U
Application number: CN201922307328.9U
Authority: CN
Inventors: 李渊
Original assignee: Nanjing Dongsheng Racking Manufacturing Co ltd
Current assignee: Nanjing Dongsheng Racking Manufacturing Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-23
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a punching machine for three sides of work piece punch a hole, it includes the punching machine body and sets up punching press mechanism and feeding mechanism on the punching machine body, punching press mechanism includes three punching press head and the three pneumatic cylinder that links to each other with the punching press head, the top of the punching press seat of punching machine body has set firmly the frame, one of them the punching press head sets up perpendicularly in the top of punching press seat and fixes in the frame with a pneumatic cylinder, and two other punching press heads set up along the horizontal direction symmetry of punching press seat, one side correspondence that the punching press head deviates from the pneumatic cylinder is equipped with a plurality of punching poles. The utility model discloses a punch a hole to the three lateral wall of work piece simultaneously, have the effect that improves work efficiency.

Description

Punching machine for three-side punching of workpiece

Technical Field

The utility model relates to a stamping equipment's technical field especially relates to a punching machine that is used for work piece three side to punch a hole.

Background

A press machine is a device used for press working a material. The working principle of the stamping die is that the stamping die drives the upper die and the lower die to open and close under the action of stamping power, so that raw materials between the upper die and the lower die are shaped by cutting, punching, stretching and the like to form a stamping part.

Chinese patent with publication number CN206838887U discloses a punching device for a punching machine, which comprises a punching base, a punching bed, a punching placing seat, a top plate, a hydraulic cylinder and a punching seat, wherein the punching bed is fixedly mounted on the upper side of the punching base, the punching placing seat is mounted in the middle of the upper end of the punching bed, vertical welding is performed on four corners of the punching base to form a stand column, the top of the stand column is welded with the top plate, the hydraulic cylinder is fixedly mounted in the middle of the upper end of the top plate, the lower side of the hydraulic cylinder penetrates through the top plate and is connected with a telescopic rod in a transmission manner, the end part of the lower side of the telescopic rod is provided with a punching placing seat, the middle part of the punching placing seat is provided with a groove, the punching seat is mounted in the groove through an adjusting screw, a punch is mounted on the outer side of, and the punching seats are respectively and vertically arranged, and the punching heads can be replaced only by rotating and adjusting the punching seats.

However, the punch and the punching seat in the punching device for the punching machine tool are vertically installed, that is, the workpiece can only be punched from the vertical direction, when three surfaces of the workpiece need to be punched, an operator needs to manually turn over the workpiece, so that the punch punches different surfaces of the workpiece, the operation is complicated, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a punching machine that is used for work piece three side to punch a hole has realized punching a hole simultaneously to the three face of work piece, and it has the effect that reduces operating procedure, improves work efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a punching machine for work piece three side punches a hole, includes the punching machine body and sets up punching press mechanism and the feeding mechanism on the punching machine body, punching press mechanism includes three punching press head and three pneumatic cylinder that links to each other with the punching press head, the top of the punching press seat of punching machine body has set firmly the frame, one of them the punching press head sets up perpendicularly in the top of punching press seat and fixes in the frame with a pneumatic cylinder, two in addition the punching press head sets up along the horizontal direction symmetry of punching press seat, one side correspondence that the punching press head deviates from the pneumatic cylinder is equipped with a plurality of punching rods.

Through the technical scheme, when punching, the three hydraulic cylinders work simultaneously, so that the three punching heads punch the three surfaces of the workpiece from three different directions respectively, the three surfaces of the workpiece are punched simultaneously, the operation steps of manually turning the workpiece to realize the punching of different surfaces by an operator are reduced, and the efficiency of machining is improved.

The utility model discloses further set up to: the punching press is characterized in that a pressing block is fixedly arranged on the punching press seat, a first through groove for the workpiece to penetrate is formed in the pressing block along the width direction, and a through hole for the punching rod to penetrate is formed in the side wall of the pressing block facing the three punching heads.

Through above-mentioned technical scheme, the setting of briquetting has played spacing fixed effect to the work piece, has reduced the punching rod on three punching press head and has punched a hole the man-hour to the work piece, and the work piece takes place the dislocation and makes the position that punches a hole take place the possibility of skew, is favorable to improving the degree of accuracy of the position that punches a hole to be favorable to improving the punching machine body and punching the quality of processing to the work piece.

The utility model discloses further set up to: the punching machine comprises a punching machine body and is characterized in that a feeding end and a discharging end are respectively arranged at two ends of the punching machine body, the feeding mechanism comprises a conveying frame arranged at the feeding end and conveying rollers rotatably arranged on the conveying frame, and a servo motor for driving one of the conveying rollers to rotate is arranged on the conveying frame.

Through above-mentioned technical scheme, at defeated material in-process, servo motor drive conveying roller rotates for form rolling friction between work piece and the conveying roller, thereby make the work piece towards the feed end conveying of punching machine body on the conveying roller, realized autoloading, be favorable to improving machining efficiency.

The utility model discloses further set up to: the conveying frame is fixedly provided with a guide block, the guide block is provided with a second through groove for the workpiece to penetrate through, and the second through groove corresponds to the first through groove in the horizontal direction.

Through above-mentioned technical scheme, the setting of guide block has reduced the work piece and has taken place the skew and lead to the work piece to be difficult to correspond the possibility of wearing to establish the first logical groove on the excessive pressure piece on the conveying roller, has played spacing effect to the work piece, is favorable to making the processing of punching a hole go on smoothly.

The utility model discloses further set up to: the cell wall of first logical groove and briquetting all are connected with the blotter towards the lateral wall of punching press head on.

Through the technical scheme, during punching, the output end of the hydraulic cylinder extends out to drive the punching head to impact towards the outer side of the pressing block, the punching rod penetrates through the through hole in the pressing block to punch a hole in the workpiece, the punching head is abutted to the buffer pad at the moment, the impact force of the punching head is buffered, the possibility that the punching head directly impacts the outer side of the pressing block to generate noise is reduced, and the noise reduction effect is achieved; meanwhile, the vibration force generated when the workpiece is punched by the punching rod is abutted to the buffer pad on the first through groove, the vibration force on the workpiece is buffered, the vibration amplitude of the workpiece is reduced, and the stability of the workpiece on the punching seat is improved.

The utility model discloses further set up to: the stamping device is characterized in that a material receiving box for receiving stamping materials is arranged on the stamping seat in a sliding mode below the pressing block, the opening of the material receiving box is arranged upwards, a sliding block is fixedly connected to one side, facing the material receiving box, of the stamping seat, a sliding groove matched with the sliding block is formed in one side, facing the stamping seat, of the material receiving box, and the sliding block is embedded into the sliding groove.

Through the technical scheme, the in-process punches a hole, the part that is located punching press head and two other punching press heads of vertical direction and produces after punching a hole the work piece dashes the material and can fall to the material receiving box in by concentrated collection, the operation step that dashes the material and fall to the below of briquetting and need clear up has been reduced, when dashing the material in the material receiving box and filling up, the operator slides out the material receiving box along the slider from the below of briquetting, will dash the material and pour recycle, then will connect the below of briquetting to place again of material receiving box, easy operation is convenient.

The utility model discloses further set up to: and a handle is fixedly connected to the outer side wall of the material receiving box along the width direction.

Through above-mentioned technical scheme, when needs shift out the below of material receiving box from the briquetting and unload, the operator can stimulate the handle and move the material receiving box, has increased the area of contact between operator's hand and the material receiving box to the operator of being convenient for shifts out the material receiving box from the below of briquetting.

The utility model discloses further set up to: the frame is fixedly provided with a fan, an air outlet of the fan is connected with a main ventilation pipe, and the main ventilation pipe is connected with branch pipes which blow air towards punching rods on the three punching heads respectively.

Through above-mentioned technical scheme, carry out stamping process, the operator is starting the fan, and fan work is bloied towards the master draft tube in, then wind is bloied through three branch pipe respectively towards the punching pole on the three punching press head and is cooled down, has reduced on the punching pole along with the too high possibility of wearing and tearing of long-time punching operation surface temperature, is favorable to prolonging the life of punching pole.

To sum up, the utility model discloses following beneficial effect has:

1. the punching heads and the hydraulic cylinders are arranged in three directions, so that the punching processing of the workpiece in the three directions is realized, and the efficiency of the punching processing is improved;

2. the material receiving box is additionally arranged to accept and collect the flushing materials falling towards the lower part of the pressing block, so that the operation difficulty that an operator needs to clean the flushing materials falling to the lower part of the pressing block is reduced.

Drawings

Fig. 1 is a schematic structural view for embodying a punch body.

Fig. 2 is a schematic structural view for embodying the punching mechanism and the press block.

Fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a schematic view showing the structure of the material receiving box, the blower, and the main ventilation pipe and branch pipes.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Reference numerals: 1. a punch body; 11. a stamping mechanism; 111. a hydraulic cylinder; 112. punching a head; 113. punching a hole rod; 12. a feeding mechanism; 121. a carriage; 1211. a guide block; 1212. a second through groove; 122. a conveying roller; 123. a servo motor; 13. a frame; 131. mounting a plate; 1311. a socket; 132. a fan; 1321. a total vent pipe; 1322. a branch pipe; 1323. electrifying the wire; 14. punching a seat; 141. briquetting; 1411. a first through groove; 1412. perforating; 142. a cushion pad; 143. a material receiving box; 1431. a chute; 1432. a handle; 144. a slider; 2. and (5) a workpiece.

Detailed Description

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

Example 1: referring to fig. 1 and 2, for the utility model discloses a punching machine for three sides of work piece punch a hole, including punching machine body 1 and feeding mechanism 12 and the punching press mechanism 11 of setting on punching machine body 1, in this embodiment, the cross section of work piece 2 that needs to punch a hole processing is the horizontal "worker" style of calligraphy, and during punching press processing, needs punch a hole processing to the three lateral wall of work piece 2.

Referring to fig. 1 and 2, the two ends of the punch body 1 are respectively provided with a feeding end and a discharging end, the feeding mechanism 12 includes a conveying frame 121 arranged at the feeding end and conveying rollers 122 rotatably arranged on the conveying frame 121, one end of the conveying frame 121 facing the feeding end is attached to the outer side wall of the punch seat 14 body, a servo motor 123 is fixedly arranged on the conveying frame 121, and the output end of the servo motor 123 is coaxially connected with one of the conveying rollers 122. The conveying frame 121 is welded with a guide block 1211, and the guide block 1211 is provided with a second through groove 1212. During processing, the operator places work piece 2 on conveying roller 122, and start servo motor 123 drive conveying roller 122 and rotate, conveying roller 122 is rotatory and produce sliding friction with the surface of work piece 2, work piece 2 removes and drives other conveying roller 122 rotations, thereby with work piece 2 orientation near the direction transmission of punching press seat 14, in-process here, work piece 2 wears to establish second through-groove 1212, the effect spacing and direction has been played to work piece 2, set up like this, realized the autoloading to work piece 2, be favorable to improving the efficiency of processing.

Referring to fig. 1 and 2, the frame 13 is welded above the stamping seat 14 of the stamping machine body 1, the stamping mechanism 11 includes three stamping heads 112 and three hydraulic cylinders 111, and the output ends of the hydraulic cylinders 111 are correspondingly welded and fixed with the stamping heads 112. One of them punching head 112 and pneumatic cylinder 111 set up perpendicularly in frame 13 and be located the top of punching press seat 14, and two other punching heads 112 set up along the horizontal direction symmetry of punching press seat 14, and two punching heads 112 that the level set up are symmetrical about the punching head 112 that vertical direction set up, and six punching pole 113 have been welded to one side that punching head 112 deviates from pneumatic cylinder 111, and six punching pole 113 divide into two rows and evenly set up.

Referring to fig. 1 and 2, a pressing block 141 is arranged between three punching heads 112 on the punching seat 14, the pressing block 141 is welded on the punching seat 14, a layer of cushion 142 is bonded on the side wall of the pressing block 141 facing the punching heads 112, a first through groove 1411 for the workpiece 2 to penetrate is formed in the pressing block 141 along the width direction, the first through groove 1411 and a second through groove 1212 are correspondingly communicated in the horizontal direction, a layer of cushion 142 (fig. 3) is bonded on the groove wall of the first through groove 1411, and a through hole 1412 for the punching rod 113 to penetrate is formed in the side wall of the pressing block 141 facing the three punching heads 112.

Referring to fig. 1 and 2, during the punching process, the three hydraulic cylinders 111 operate simultaneously to drive the punch head 112 to impact the outer side of the pressing block 141, and at this time, the punch head 112 impacts the cushion pad 142 (fig. 3), so that the impact force on the punch head 112 is buffered, and the possibility of noise generation caused by the fact that the punch head 112 directly impacts the outer side of the pressing block 141 is reduced. Meanwhile, the punching rod 113 on the punching head 112 correspondingly penetrates through the through hole 1412 on the pressing block 141 to punch the workpiece 2, and at the moment, the workpiece 2 vibrates and collides with the cushion 142 in the first through groove 1411, so that the vibration reduction effect can be achieved. Set up like this, realized punching from three orientation to the three lateral wall of work piece 2, satisfied and carried out the requirement that the three sides punched a hole to work piece 2, need not the operator and overturn work piece 2 and carry out the cubic from the orientation of difference and punch, reduced operating procedure, be favorable to improving work efficiency.

The implementation principle of the embodiment is as follows: during machining, an operator places the workpiece 2 to be machined on the conveying frame 121, and the servo motor 123 drives the conveying roller 122 to rotate, so that the workpiece 2 is driven from the feeding end to the discharging end. When the workpiece 2 moves into the first through groove 1411 of the pressing block 141, the three hydraulic cylinders 111 respectively drive the three punching heads 112 to punch holes on the three side walls of the workpiece 2, so that the requirement of punching the workpiece 2 in three directions is met, and the processing efficiency is improved.

Example 2: referring to fig. 2 and 4, for the utility model discloses a punching machine for three-party punching of work piece, different from embodiment 1, the welding has mounting panel 131 in the outside of frame 13 in frame 13, fixedly connected with fan 132 on mounting panel 131, is equipped with the socket 1311 that links to each other with the commercial power in the frame 13, and the plug of circular telegram line 1323 of fan 132 is pegged graft in the jack of socket 1311. The air outlet of the blower 132 is bonded with a total ventilation pipe 1321, one end of the total ventilation pipe 1321, which is far away from the blower 132, is connected with three branch pipes 1322, and the air outlets of the three branch pipes 1322 are respectively arranged towards the punching rods 113 on the three punching heads 112.

Referring to fig. 1 and 4, during machining, the punching rod 113 (fig. 2) punches a hole in the workpiece 2, the surface temperature gradually rises, at this time, the fan 132 blows air towards the punching rod 113 through the main ventilation pipe 1321 and the branch pipe 1322 to cool the punching rod 113, so that the possibility of abrasion deformation caused by overhigh temperature on the punching rod 113 is reduced, and the service life of the punching rod 113 is prolonged.

Referring to fig. 4 and 5, a material receiving box 143 is arranged below the pressing block 141 on the punching seat 14, a handle 1432 is welded on the outer side wall of the material receiving box 143 facing the discharging end in the width direction, the opening of the material receiving box 143 is arranged upward, and the height of the side wall of the material receiving box 143 is lower than the lowest position of the punched hole on the side wall of the workpiece 2 (fig. 1) in the vertical direction. The slide block 144 is adhered to one side of the stamping seat 14 facing the material receiving box 143, the slide groove 1431 is formed in one side of the material receiving box 143 facing the stamping seat 14, the slide block 144 is embedded in the slide groove 1431, and the material receiving box 143 is slidably connected to the stamping seat 14 through the matching of the slide block 144 and the slide groove 1431.

Referring to fig. 1 and 4, in the stamping process, part of the punching material falls off from the workpiece 2 and falls on the surface of the workpiece 2, part of the punching material falls below the pressing block 141 and falls into the material receiving box 143 to be collected, when the punching material in the material receiving box 143 needs to be unloaded, an operator pulls the handle 1432 (fig. 5), the material receiving box 143 is moved out from the lower part of the pressing block 141, the material receiving box 143 is taken down from the stamping seat 14, the punching material is poured out to be recycled, and the operation difficulty of cleaning the punching material falling below the pressing block 141 by the operator is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A punching machine for three-side punching of workpieces is characterized in that: including punching machine body (1) and punching press mechanism (11) and feeding mechanism (12) of setting on punching machine body (1), punching press mechanism (11) include three punching press head (112) and three pneumatic cylinder (111) that link to each other with punching press head (112), the top of punching press seat (14) of punching machine body (1) has set firmly frame (13), one of them punching press head (112) set up perpendicularly in the top of punching press seat (14) and fix in frame (13) with a pneumatic cylinder (111), two in addition punching press head (112) set up along the horizontal direction symmetry of punching press seat (14), one side correspondence that punching press head (112) deviate from pneumatic cylinder (111) is equipped with a plurality of punching poles (113).

2. A punch for three-way punching of workpieces according to claim 1, characterised in that: a pressing block (141) is fixedly arranged on the punching seat (14), a first through groove (1411) for the workpiece (2) to penetrate through is formed in the pressing block (141) along the width direction, and through holes (1412) for the punching rods (113) to penetrate through are formed in the side wall, facing the three punching heads (112), of the pressing block (141).

3. A punch for three-way punching of workpieces according to claim 2, characterised in that: the punching machine is characterized in that the two ends of the punching machine body (1) are respectively arranged to be a feeding end and a discharging end, the feeding mechanism (12) comprises a conveying frame (121) arranged at the feeding end and conveying rollers (122) rotatably arranged on the conveying frame (121), and a servo motor (123) for driving one of the conveying rollers (122) to rotate is arranged on the conveying frame (121).

4. A punch for three-way punching of workpieces according to claim 3, characterised in that: the conveying frame (121) is fixedly provided with a guide block (1211), the guide block (1211) is provided with a second through groove (1212) for the workpiece (2) to penetrate through, and the second through groove (1212) corresponds to the first through groove (1411) in the horizontal direction.

5. A press for three-way punching of workpieces according to claim 4, characterised in that: and buffer pads (142) are fixedly connected to the groove wall of the first through groove (1411) and the side wall of the pressing block (141) facing the stamping head (112).

6. A punch for three-way punching of workpieces according to claim 1, characterised in that: a material receiving box (143) used for receiving punched materials is arranged on the punching seat (14) in a sliding mode below the pressing block (141), an opening of the material receiving box (143) is arranged upwards, a sliding block (144) is fixedly connected to one side, facing the material receiving box (143), of the punching seat (14), a sliding groove (1431) matched with the sliding block (144) is formed in one side, facing the punching seat (14), of the material receiving box (143), and the sliding block (144) is embedded into the sliding groove (1431).

7. A press for three-way punching of workpieces according to claim 6, characterised in that: the outer side wall of the material receiving box (143) along the width direction is fixedly connected with a handle (1432).

8. A press for three-way punching of workpieces according to claim 1 or 7, characterised in that: a fan (132) is fixedly arranged on the rack (13), an air outlet of the fan (132) is connected with a main ventilation pipe (1321), and branch pipes (1322) which blow air towards punching rods (113) on the three punching heads (112) respectively are connected to the main ventilation pipe (1321).