CN218015238U

CN218015238U - Punch machining die

Info

Publication number: CN218015238U
Application number: CN202221782906.XU
Authority: CN
Inventors: 黄志�; 林杉; 刘兵
Original assignee: PowerChina Wuhan Tower Co Ltd
Current assignee: PowerChina Wuhan Tower Co Ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-12-13
Anticipated expiration: 2032-07-11

Abstract

The utility model belongs to the field of dies, in particular to a punch machining die, which comprises a lower die holder, an upper die holder, a locking nut and a bottom die; the die comprises an upper die base, a lower die base, a die block, a positioning groove, a positioning nut, a guide platform and a gauge disc, wherein the upper die base is arranged at the top end of the lower die base, a connecting piece is arranged at the top end of the inner surface of the upper die base, a punch rod is arranged at the lower end of the connecting piece, a punch head is arranged at the lower end of the punch rod, the positioning groove is arranged at the joint between the punch rod and the punch head, the punch rod and the punch head are fixed through the locking nut, the die block is arranged at the upper end of the lower die base, the guide platforms are arranged at the left end and the right end of the top end of the lower die base, and the gauge disc is arranged at the front end of the top end of the lower die base; a buffer pad is glued inside the upper end of the lower die holder, and a reverse threaded rod is movably mounted inside the lower die holder through a bearing; the problem that the bottom die is not convenient to replace is solved, convenience of replacing operation is improved through replacing the bottom die, time required by replacing is saved, and machining efficiency is improved.

Description

Punch machining die

Technical Field

The utility model relates to a mould field specifically is a punch press mold processing.

Background

At present, in the processing of an iron tower, due to process requirements and design requirements of foreign towers, irregular apertures appear on processed tower materials, and a punch processing die is usually needed when the tower materials are processed.

Work is carried out through the starting device, then the workpiece is placed on the guide platform, the workpiece is moved to the inner portion of the bottom die, then the workpiece in the bottom die is punched through the punch, and machining efficiency and quality are improved.

In the using process of the existing punch machining mold, different machining hole diameters are customized according to machining requirements, so that a bottom mold needs to be replaced, the bottom mold and a lower mold base are usually fixed through screws, in the fixing process, other tools need to be used for fixing operation, and the screws are easy to lose in the bottom mold replacing process due to small individual screws; therefore, a punching die is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate the not enough of prior art, current punch press mold processing is not convenient for change the problem of operation to the die block, the utility model provides a punch press mold processing.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a punch processing die, which comprises a lower die holder, an upper die holder, a locking nut and a bottom die; the die comprises an upper die base, a lower die base, a bottom die, a positioning groove, a locking nut, a guide platform and a gauge disc, wherein the upper die base is arranged at the top end of the lower die base, a connecting piece is arranged at the top end of the inner surface of the upper die base, a punch rod is arranged at the lower end of the connecting piece, a punch head is arranged at the lower end of the punch rod, the positioning groove is formed in the joint between the punch rod and the punch head, the punch rod and the punch head are fixed through the locking nut, the bottom die is arranged at the upper end of the lower die base, the guide platforms are arranged at the left end and the right end of the top end of the lower die base, and the gauge disc is arranged at the front end of the top end of the lower die base;

the inside glue of die holder upper end has the blotter, the inside of die holder is through the reverse threaded rod of bearing movable mounting, and the thread bush is all established to the cover in both ends about reverse threaded rod, the thread bush is close to the inside one side rigid coupling of die holder and has the bracing piece, and the inboard rigid coupling of bracing piece has the splint of mutually supporting with the die block, the front end of die holder is provided with changes the handle, and changes and be provided with drive assembly between the reverse threaded rod, the spout has all been seted up at both ends about the die holder is inside, and the inside slidable mounting slider of spout, the top rigid coupling of slider is in the bottom of thread bush.

Preferably, a rubber plate is glued to one side of the clamping plate close to the bottom die, and anti-skidding lines are arranged on the rubber plate.

Preferably, the driving assembly comprises a first bevel gear, a second bevel gear and a rotating shaft, the first bevel gear is fixedly mounted at the middle end of the reverse threaded rod, the first bevel gear and the second bevel gear are meshed with each other, the second bevel gear and the rotating handle are fixedly connected with the rotating shaft, and the rotating shaft is rotatably mounted in the front end of the lower die base.

Preferably, a plurality of groups of balls matched with the rotating shaft are movably arranged in the front end of the lower die base, and the outer surfaces of the balls are attached to the outer side of the rotating shaft.

Preferably, push plates are arranged at the left end and the right end of the upper die base, the upper end of each push plate is inserted into the inner portion of the lower end of the upper die base, a rubber block is glued on one side of the inner portion of the upper end of each push plate, a bolt is arranged between each push plate and the upper die base, one side, close to the punch, of each bolt is attached to one side of the rubber block, and a nut is sleeved on the outer portion of each bolt.

Preferably, the bottom end of the push plate is lower than the bottom end of the punch.

The utility model discloses an useful part lies in:

1. the utility model discloses a will change the handle and rotate, under the mating reaction of reverse threaded rod and thread bush, until moving splint to suitable position, then take out the die block, put into the inside of die holder upper end with another group's end mould, reverse rotation is changeed the handle again, until laminating the inboard of rubber slab in the surface of another group's die block, thereby make another group's end mould obtain fixedly, solved the problem that the die block is not convenient for obtain the change, through the change operation to the die block, improved the convenience of change operation, saved and changed required time, improved the efficiency of processing simultaneously;

2. the utility model discloses a design of push pedal, when the jumper bar rebound, when making the drift move to original position, because the bottom of push pedal is less than the bottom of drift to will glue the work piece that will glue in the drift bottom through the push pedal and push down, solved the device and be not convenient for carry out the problem of droing to the work piece that glues in the drift bottom, through the promotion to the work piece, avoid making the work piece glue in the bottom of drift easily after processing the work piece, and need the staff to take off it, improved the practicality of device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic front perspective cross-sectional view of a first embodiment;

FIG. 2 is a schematic side-view perspective cross-sectional structure of the first embodiment;

FIG. 3 is a partial perspective view of the first embodiment;

FIG. 4 is an enlarged structural diagram of a point A in FIG. 1 according to the first embodiment;

FIG. 5 is an enlarged structural diagram of a portion B in FIG. 1 according to the first embodiment;

fig. 6 is a schematic perspective view of the rotating handle and the anti-slip cover according to the second embodiment.

In the figure: 110. a lower die holder; 120. an upper die holder; 130. a connecting member; 140. punching; 150. a punch; 160. a lock nut; 170. bottom die; 180. a guide platform; 190. a precision distance disc; 210. a cushion pad; 220. a reverse threaded rod; 230. a threaded sleeve; 240. a support bar; 250. a splint; 251. a rubber plate; 260. a chute; 261. a chute; 270. a drive assembly; 280. turning a handle; 281. an anti-slip sleeve; 290. a ball bearing; 310. pushing the plate; 320. a rubber block; 330. a bolt; 340. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-5, a punch processing mold includes a lower die base 110, an upper die base 120, a lock nut 160, and a bottom die 170; the upper die holder 120 is mounted at the top end of the lower die holder 110, the connecting piece 130 is mounted at the top end of the inner surface of the upper die holder 120, the punch 140 is mounted at the lower end of the connecting piece 130, the punch 150 is mounted at the lower end of the punch 140, the positioning groove is formed in the joint between the punch 140 and the punch 150, the punch 140 and the punch 150 are fixed through the locking nut 160, the bottom die 170 is arranged at the upper end of the lower die holder 110, the guide platforms 180 are mounted at the left end and the right end of the top end of the lower die holder 110, and the precision distance disc 190 is mounted at the front end of the top end of the lower die holder 110;

a buffer pad 210 is glued inside the upper end of the lower die holder 110, a reverse threaded rod 220 is movably mounted inside the lower die holder 110 through a bearing, threaded sleeves 230 are sleeved at the left end and the right end of the reverse threaded rod 220, a support rod 240 is fixedly connected to one side of the threaded sleeves 230 close to the inside of the lower die holder 110, a clamping plate 250 matched with the bottom die 170 is fixedly connected to the inner side of the support rod 240, a rotating handle 280 is arranged at the front end of the lower die holder 110, a driving assembly 270 is arranged between the rotating handle 280 and the reverse threaded rod 220, sliding grooves 260 are formed in the left end and the right end of the inside of the lower die holder 110, sliding blocks 261 are slidably mounted inside the sliding grooves 260, and the top ends of the sliding blocks 261 are fixedly connected to the bottom ends of the threaded sleeves 230; when in use, the prior punch processing mould needs to customize different processing apertures according to the processing requirements, so that the bottom die 170 needs to be replaced, the bottom die 170 and the lower die base 110 are usually fixed by screws, in the fixing process, other tools are needed for fixing operation, and because the screw is small, the screws are easily lost during the replacement of the bottom mold 170, and in order to improve the replacement efficiency, the handle 280 is rotated, under the cooperation of drive assembly 270, reverse threaded rod 220 is thereby rotated, under the matching action of the reverse threaded rod 220 and the threaded sleeve 230, the two sets of support rods 240 move back to back, under the cooperation of the sliding groove 260 and the sliding block 261, until the clamping plate 250 is moved to a proper position, then the bottom mold 170 is taken out, and another group of bottom molds 170 is placed in the upper end of the lower mold base 110, so that the bottom ends of the corresponding bottom molds 170 are attached to the top end of the cushion pad 210, then the rotating handle 280 is rotated reversely until the clamping plate 250 is moved to a proper position, so that the inner side of the rubber plate 251 is attached to the outer surface of the other group of bottom moulds 170, thereby fixing the other group of bottom moulds 170, then the device is started to work, wherein the positioning slots are used for the redirection and fixation of the punch 150, by the design of the guide platform 180, the workpiece is moved and supported, the design of the gauge length disc 190 is used for accurately positioning the workpiece, the gauge length of the workpiece is determined, the problem that the bottom die 170 is inconvenient to replace is solved, through the replacement operation of the bottom die 170, the convenience of the replacement operation is improved, the time required by the replacement is saved, meanwhile, the processing efficiency is improved, and the labor intensity of the operation of operators is reduced.

A rubber plate 251 is glued on one side of the clamping plate 250 close to the bottom die 170, and anti-skid lines are arranged on the rubber plate 251; during operation, through the design of rubber slab 251, the rubber slab 251 of being convenient for carries out the centre gripping to the work piece, avoids operating the damage to the work piece at the in-process of centre gripping, through the setting of anti-skidding line, plays skid-proof effect to the work piece, has improved the frictional force between rubber slab 251 and the work piece.

The driving assembly 270 includes a first bevel gear, a second bevel gear and a rotating shaft, the first bevel gear is fixedly mounted at the middle end of the reverse threaded rod 220, the first bevel gear and the second bevel gear are engaged with each other, the rotating shaft is fixedly connected between the second bevel gear and the rotating handle 280, and the rotating shaft is rotatably mounted inside the front end of the lower die holder 110; during operation, through the design of drive assembly 270, when rotating the handle 280 to drive the axis of rotation and rotate, under the mating reaction of first conical gear and second conical gear, thereby make reverse threaded rod 220 rotate, through the design of rotating the front end of handle 280, avoid receiving the influence and the interference of work piece when reverse threaded rod 220 rotates in the time.

A plurality of groups of balls 290 matched with the rotating shaft are movably arranged in the front end of the lower die holder 110, and the outer surfaces of the balls 290 are attached to the outer side of the rotating shaft; during operation, through the design of the balls 290, the rotating shaft can rotate under the matching effect of the balls 290, and the phenomenon that the outer surface of the balls 290 is stuck to the inner wall of the lower die holder 110 to influence the rotating operation of the rotating shaft is avoided.

The left end and the right end of the upper die holder 120 are both provided with a push plate 310, the upper end of the push plate 310 is inserted into the lower end of the upper die holder 120, one side of the inner part of the upper end of the push plate 310 is glued with a rubber block 320, a bolt 330 is arranged between the push plate 310 and the upper die holder 120, one side of the bolt 330 close to the punch 140 is attached to one side of the rubber block 320, and a nut 340 is sleeved outside the bolt 330; when the device works, when a workpiece is punched, the workpiece is easily adhered to the bottom end of the punch 150 and needs to be taken down by a worker, and in order to improve the separation of the workpiece adhered to the bottom end of the punch 150, the design of the push plate 310 can be realized, when the device works, the punch rod 140 moves up and down to drive the punch 150 to move, when the punch 150 moves up to the original position after punching is completed, the bottom end of the push plate 310 is lower than the bottom end of the punch 150, so that the workpiece adhered to the bottom end of the punch 150 is pushed down by the push plate 310, when the punch 150 needs to be adjusted or replaced, the nut 340 can be unscrewed by rotating, the bolt 330 is taken down, the upper end of the push plate 310 is moved out of the inner part of the lower end of the upper die base 120, the situation that the operator is prevented from being hindered by the push plate 310 in the operation process is solved, the problem that the device is inconvenient to fall off the workpiece adhered to the bottom end of the punch 150 is solved, and the bottom end of the workpiece 150 is easily taken down by the worker after the workpiece is machined, thereby improving the practicability of the device and saving the labor force of the operator.

The bottom end of the push plate 310 is lower than the bottom end of the punch 150; during operation, through the design that the bottom end of the push plate 310 is lower than the bottom end of the punch stem 140, when the punch 150 moves up and down, the workpiece adhered to the bottom end of the punch 150 is conveniently pushed down through the push plate 310, so that the workpiece is separated, and the convenience in operation is improved.

Example two

Referring to fig. 6, as another embodiment of the present invention, in a first comparative example, an anti-slip cover 281 is glued to the outer portion of the front end of the rotating handle 280, and the anti-slip cover 281 is made of rubber; during operation, through the design of antiskid cover 281, the operating personnel of being convenient for rotates the operation to changeing 280, because the rubber material is softer to the travelling comfort when operating personnel rotated commentaries on classics 280 has been improved.

The working principle is that in the using process of the existing punch press processing mold, different processing apertures need to be customized according to processing requirements, so that the bottom mold 170 needs to be replaced, usually, the bottom mold 170 and the lower die holder 110 are fixed through screws, in the fixing process, other tools need to be used for fixing operation, and since the screws are small, the screws are easy to lose in the process of replacing the bottom mold 170, in order to improve the replacing efficiency, the rotating handle 280 can be rotated, the reverse threaded rod 220 can be rotated under the matching action of the driving assembly 270, the two groups of support rods 240 are moved back and forth under the matching action of the reverse threaded rod 220 and the threaded sleeve 230, under the matching action of the sliding groove 260 and the sliding block 261, until the clamping plate 250 is moved to a proper position, then the bottom mold 170 is taken out, another group of bottom molds 170 are placed in the lower die holder 110, the bottom ends of the corresponding bottom molds 170 are attached to the top end of the cushion pad 210, then the rotating handle 280 is rotated reversely until the clamping plate 250 is moved to a proper position, the inner side of the rubber plate 251 is attached to the outer surface of another group of the bottom mold 170, and then the work platform 170 is moved to pass through the guide device 180;

when the workpiece is punched, the workpiece is easily adhered to the bottom end of the punch 150 and needs to be taken down by a worker, the workpiece adhered to the bottom end of the punch 150 is separated by the worker, the design of the push plate 310 can be realized, when the device works, the punch rod 140 moves up and down and drives the punch 150 to move, after the punch 150 finishes punching, the punch moves up to the original position, because the bottom end of the push plate 310 is lower than the bottom end of the punch 150, the workpiece adhered to the bottom end of the punch 150 is pushed down by the push plate 310, when the punch 150 needs to be adjusted or replaced, the nut 340 can be unscrewed by rotating, the bolt 330 is taken down, the upper end of the push plate 310 is moved out of the inner part of the lower end of the upper die holder 120, and the blockage of the push plate 310 caused by the operator in the operation process is avoided.

In the description of the present specification, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, workpiece, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, articles, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a punch press mold processing which characterized in that: comprises a lower die holder (110), an upper die holder (120), a lock nut (160) and a bottom die (170); the die comprises an upper die holder (120), a lower die holder (110), a connecting piece (130), a punch (140), a punch (150), a positioning groove, a locking nut (160), a bottom die (170), a guide platform (180), and a gauge disc (190), wherein the upper die holder (120) is installed at the top end of the lower die holder (110), the connecting piece (130) is installed at the top end of the inner surface of the upper die holder (120), the lower end of the connecting piece (130) is provided with the punch (140), the lower end of the punch (140) is provided with the punch (150), the connecting part between the punch (140) and the punch (150) is provided with the positioning groove, the punch (140) and the punch (150) are fixed through the locking nut (160), the bottom die (170) is arranged at the upper end of the lower die holder (110), the left end and the right end of the top end of the lower die holder (110) are both provided with the guide platforms (180), and the gauge disc (190) is installed at the front end of the top end of the lower die holder (110);

the inside sticky of die holder (110) upper end has blotter (210), the inside of die holder (110) is through bearing movable mounting reverse threaded rod (220), and both ends all overlap and establish thread bush (230) about reverse threaded rod (220), thread bush (230) are close to the inside one side rigid coupling of die holder (110) and are had bracing piece (240), and the inboard rigid coupling of bracing piece (240) have splint (250) of mutually supporting with die block (170), the front end of die holder (110) is provided with changes (280), and changes and be provided with drive assembly (270) between (280) and reverse threaded rod (220), spout (260) have all been seted up at both ends about die holder (110) inside, and the inside slidable mounting slider (261) of spout (260), the top rigid coupling of slider (261) is in the bottom of thread bush (230).

2. The press working die of claim 1, wherein: a rubber plate (251) is glued on one side of the clamping plate (250) close to the bottom die (170), and anti-skid lines are arranged on the rubber plate (251).

3. The press working die of claim 2, wherein: the driving component (270) comprises a first bevel gear, a second bevel gear and a rotating shaft, the first bevel gear is fixedly mounted at the middle end of the reverse threaded rod (220), the first bevel gear and the second bevel gear are meshed with each other, the rotating shaft is fixedly connected between the second bevel gear and the rotating handle (280), and the rotating shaft is rotatably mounted in the front end of the lower die holder (110).

4. The press working die of claim 3, wherein: a plurality of groups of balls (290) matched with the rotating shaft are movably arranged in the front end of the lower die holder (110), and the outer surfaces of the balls (290) are attached to the outer side of the rotating shaft.

5. The press working die of claim 4, wherein: the punching die is characterized in that push plates (310) are arranged at the left end and the right end of the upper die base (120), the upper ends of the push plates (310) are inserted into the lower end of the upper die base (120), rubber blocks (320) are glued to one side of the upper end of each push plate (310), bolts (330) are arranged between the push plates (310) and the upper die base (120), one sides, close to the punch rods (140), of the bolts (330) are attached to one sides of the rubber blocks (320), and nuts (340) are sleeved on the outer portions of the bolts (330).

6. The press working die of claim 5, wherein: the bottom end of the push plate (310) is lower than the bottom end of the punch (150).