CN112246967B - Punching device for full-automatic punching machine - Google Patents
Punching device for full-automatic punching machine Download PDFInfo
- Publication number
- CN112246967B CN112246967B CN202011043300.XA CN202011043300A CN112246967B CN 112246967 B CN112246967 B CN 112246967B CN 202011043300 A CN202011043300 A CN 202011043300A CN 112246967 B CN112246967 B CN 112246967B
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- punching
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- fixing
- workpiece
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- 238000004080 punching Methods 0.000 title claims abstract description 141
- 238000003825 pressing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Abstract
The invention discloses a punching device for a full-automatic punching machine, which comprises a punching platform, a frame arranged at the upper part of the punching platform and a punching die arranged on the punching platform, wherein a punching head component is arranged on the frame; the punching device for the full-automatic punching machine well realizes positioning and fixing of workpieces in punching, and effectively avoids the problems of inaccurate positioning, workpiece offset and the like in punching processing.
Description
Technical Field
The invention belongs to the field of punching machine tools, and particularly relates to a punching device for a full-automatic punching machine.
Background
The full-automatic punching machine is widely applied to the field of machining, and in the prior art, the problems of inaccurate positioning, punching deviation and the like occur when the full-automatic punching machine punches a hole, so that the hole quality of the punched hole is seriously influenced, and the production quality and the quality are influenced.
Disclosure of Invention
The invention aims to provide a punching device for a full-automatic punching machine, which well realizes positioning and fixing of workpieces in punching and effectively avoids the problems of inaccurate positioning, workpiece offset and the like in punching processing.
The invention adopts the technical scheme that the punching device for the full-automatic punching machine comprises a punching platform, a frame arranged on the upper part of the punching platform and a punching die arranged on the punching platform, wherein a punching head component is arranged on the frame, the punching platform comprises a table top provided with a blanking notch, the punching die is fixed on the table top and is arranged at the position of the blanking notch, the punching die is a limiting block, a punching hole is formed in the top of the limiting block, a die groove which is used for allowing a workpiece to pass through and is suitable for the workpiece in shape is formed in the bottom surface of the limiting block, the die groove is communicated with the punching hole, and the punching head component is used for punching the workpiece fixed in the die groove through the punching hole.
Preferably, the punch assembly comprises a mounting plate capable of moving on the frame, a press machine fixed on the mounting plate and a limiting rod, wherein the limiting rod is vertically arranged, the outer diameter of the limiting rod is matched with the punching hole, the bottom of the limiting rod extends into the punching hole to limit the punching die, the limiting rod is a hollow rod, and a punch arranged on the press machine penetrates through the hollow rod and punches a workpiece in a die groove.
Preferably, the limiting rod comprises a fixing rod and a telescopic rod, the fixing rod is fixedly installed with the mounting plate, the telescopic rod is sleeved at the bottom of the fixing rod through threads, and the bottom of the telescopic rod is arranged in the punching hole and does not extend out of the punching hole.
Preferably, the end part of the punch is sleeved with a pressing rod, the pressing rod comprises a fixed sleeve fixedly sleeved outside the punch, a telescopic sleeve is sleeved outside the fixed sleeve, a spring is arranged at the top of the telescopic sleeve and is connected with the fixed sleeve, a guide rod is arranged outside the fixed sleeve, a guide sleeve is arranged on the guide rod and is connected with the telescopic sleeve, the telescopic sleeve is compressed and is matched with the bottom end of the fixed sleeve, and the distance between the bottom end of the fixed sleeve and the bottom end of the punch is not less than the length of the punch, which is punched into a workpiece.
Preferably, the frame comprises a cross beam parallel to the blanking notch, a guide rod and a screw rod are arranged on the cross beam, the guide rod and the screw rod penetrate through the mounting plate, a first driving mechanism is connected to the screw rod, and the first driving mechanism drives the screw rod to rotate to realize movement of the mounting plate.
Preferably, the fixed parts are respectively arranged on two sides of the punching die, each fixed part comprises a fixed block arranged on the table top and a fastener penetrating through the fixed block and the blanking notch, the fixed block is fixed by the fastener, and the two fixed blocks are fixed to the punching die by the two sides.
Preferably, the front part and the rear part of the punching platform are respectively provided with a first feeding platform and a second feeding platform, the first feeding platform and the second feeding platform are respectively provided with a first feeding mechanism and a second feeding mechanism, the first feeding platform and the second feeding platform are respectively provided with a first notch and a second notch, the first feeding mechanism comprises a driving wheel arranged at the bottom of the first feeding platform and extending out of the first notch and a driven wheel extending out of the first notch and arranged at the upper part of a workpiece, the driving wheel is connected with a second driving mechanism, the second driving mechanism comprises a servo motor, and the servo motor is connected with a controller which is connected with a press; the second feeding mechanism comprises a supporting wheel which extends out of the second notch and is arranged at the bottom of the workpiece.
The punching device for the full-automatic punching machine has the beneficial effects that:
1. the workpiece to be punched is limited and fixed by using the punching die, so that the problems of deviation and the like of the workpiece in punching are avoided, and the problem of low punching position precision is solved.
2. The setting of gag lever post realizes fixing to cut-out press for cut-out press can realize the location in a plurality of directions, avoids cut-out press to appear the skew problem.
3. The arrangement of the pressing rod realizes the arrangement of workpieces before punching, so that the problems of tilting and the like of the workpieces are avoided to influence the punching quality and precision.
Drawings
Figure 1 is a top view of a punching device for a fully automatic punching machine according to the present invention,
figure 2 is a transverse cross-sectional view of the right side view of figure 1,
figure 3 is a right side view of figure 1,
figure 4 is a right side view of figure 3,
figure 5 is a schematic view of the structure of the mounting plate,
fig. 6 is a schematic structural view of a punch assembly.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
As shown in fig. 1 to 3, the punching device for the full-automatic punching machine according to the technical scheme of the invention comprises a punching platform 1, a frame 14 arranged at the upper part of the punching platform 1 and a punching die 13 arranged on the punching platform 1, wherein a punching head assembly is arranged on the frame 14. The punching platform 1 comprises a table top 10 provided with a blanking slot 11, and a punching die 13 is fixed on the table top 10 and is arranged at the position of the blanking slot 11. The punching die 13 is a limiting block, the top of the limiting block is provided with a punching hole 16, and the bottom surface of the limiting block is provided with a die groove 200 which is used for allowing the workpiece 100 to pass through and has a shape corresponding to the workpiece. The die slot 200 communicates with the punch 16. The punch assembly effects punching of the workpiece 100 held within the die slot 200 through the punch aperture 16.
Based on the above technical scheme, the workpiece to be punched is fixed by using the punching die 13 and the die groove 200 therein, so that the problems of offset and the like of the workpiece in the punching process are avoided, and the punching precision is improved. Meanwhile, the die groove 200 is adapted to the shape of the workpiece, so that punching processing fixation of the workpiece, which is not specified in shape and is difficult to realize clamping fixation, is facilitated. And in the whole punching process, the workpiece is not required to be fixed independently, the workpiece only needs to be moved, the workpiece moves forwards after the punching is finished, the next punching position is moved into the die groove 200, and the punching processing efficiency is improved.
As shown in fig. 2 and 6, the punch assembly includes a mounting plate 26 movable on the frame 14, a press 21 fixed to the mounting plate 26, and a stopper rod 20. The limiting rod 20 is vertically arranged, the outer diameter of the limiting rod is matched with that of the punching hole 16, and the bottom of the limiting rod extends into the punching hole 16 to limit the punching die 13. The stop lever 20 is a hollow lever, and the punch 24 arranged on the press 21 passes through the hollow lever and punches the workpiece 100 in the die slot 200.
Based on the above technical scheme, setting up of gag lever post 20 realizes spacing and fixed cut-out press 13, avoids cut-out press 13 to take place the skew, and indirect realization is spacing and fixed work piece 100 improves punching quality and precision.
As shown in fig. 2 and 6, the stopper rod 20 includes a fixing rod 22 and a telescopic rod 23, and the fixing rod 22 is fixedly mounted with a mounting plate 26. The telescopic rod 23 is sleeved at the bottom of the fixed rod 22 through threads, and the bottom of the telescopic rod 23 is arranged in the punching hole 16 and does not extend out of the punching hole 16.
Based on the above technical scheme, the setting of telescopic link 23 is convenient for fix and install gag lever post 20 and cut-out press 13. During specific installation, the telescopic rod 23 is firstly installed on the fixed rod 22, the telescopic rod is arranged at the highest position, then the punching die 13 is installed, after the punching die 13 is installed and fixed, the mounting plate 26 is arranged at the upper part of the punching die 13, the telescopic rod 23 is downwards rotated and extends into the punching hole 16, namely, the relative fixation of the mounting plate 26 and the punching die 13 is realized, and in the punching process, the punching die 13, the mounting plate 26 and the press 24 on the punching die are prevented from relative movement, so that the punching precision is improved.
As shown in fig. 6, the end of the punch 24 is sleeved with a compression bar 30, the compression bar 30 comprises a fixing sleeve 34 fixedly sleeved outside the punch 24, a telescopic sleeve 31 is sleeved outside the fixing sleeve 34, and a spring 32 is arranged at the top of the telescopic sleeve 31 and connected with the fixing sleeve 34. The fixed sleeve 34 is externally provided with a guide rod 33, the guide rod 33 is provided with a guide sleeve, the guide sleeve is connected with the telescopic sleeve 31, the telescopic sleeve 31 is matched with the bottom end of the fixed sleeve 34 after being compressed, and the distance between the bottom end of the fixed sleeve 34 and the bottom end of the punch 24 is not less than the length of the punch 24 in punching a workpiece, namely, the fixed sleeve 34 and the telescopic sleeve 31 are arranged so as not to interfere punching of the punch 24.
Based on the above technical scheme, under the dead weight effect, the flexible cover 31 stretches the spring 32, and flexible cover 31 bottom is located drift 24 bottom lower part, and at drift decline punching process, flexible cover 31 at first contacts with work piece 100, compresses tightly work piece 100 downwards and flattens, avoids appearing perk scheduling problem and influence punching quality at the in-process work piece in the transportation, and when the drift bottom is contacted with the work piece and continue downwards punching a hole, flexible cover 31 continues to give the compression, upward movement does not cause the interference to punching a hole.
As shown in fig. 3 and 5, the frame 14 includes a cross beam 25 parallel to the blanking slot 11, a guide rod 27 and a screw rod 28 are disposed on the cross beam 25, the guide rod 27 and the screw rod 28 penetrate through the mounting plate 26, a first driving mechanism 29 is connected to the screw rod 28, and the first driving mechanism 29 drives the screw rod 28 to rotate to realize movement of the mounting plate 26. The first driving mechanism 29 comprises a servo motor, the servo motor is connected with the controller, punching position coordinates are input through the controller, the servo motor is controlled to work to drive the screw rod 28 to rotate, the mounting plate 26 is enabled to rotate to a proper position and fixed, and automatic adjustment of the positions of the mounting plate and the press machine is achieved.
As shown in fig. 2, fixing pieces 15 are respectively arranged on two sides of the punching die 13, each fixing piece 15 comprises a fixing block arranged on the table top 10 and a fastener penetrating through the fixing block and the blanking slot, the fixing of the fixing block is realized by the fastener, and the two fixing blocks are used for fixing the punching die from two sides. The fixing piece 15 is used for fixing the punching die 13, the fixing piece 15 and the limiting rod 20 are used for fixing the punching die 13 at the same time, and the problems that the punching die is offset in operation and the like are avoided.
As shown in fig. 1 and 4, the front and rear parts of the punching platform 1 are respectively provided with a first feeding platform 6 and a second feeding platform 7, and the first feeding platform 6 and the second feeding platform 7 are respectively provided with a first feeding mechanism and a second feeding mechanism. The first feeding platform 6 and the second feeding platform 7 are respectively provided with a first notch 61 and a second notch 71, the first feeding mechanism comprises a driving wheel 63 arranged at the bottom of the first feeding platform 6 and extending from the first notch 61 and a driven wheel 62 extending from the first notch 61 and arranged at the upper part of the workpiece 100, the driving wheel 63 is connected with a second driving mechanism 64, the second driving mechanism 64 comprises a servo motor, a controller is connected to the servo motor, and the controller is connected with the press. The second feed mechanism includes a support wheel 72 extending from the second slot 71 and positioned at the bottom of the workpiece 100.
Based on the above technical scheme, the first feeding mechanism realizes the conveying of the workpiece 100, realizes the forward movement of the workpiece 100 after the punching is completed, and conveys the next punching position into the die groove 200 of the punching die 13 to prepare for the next punching. The controller controls the operation of the second drive mechanism 64 to control the distance that the workpiece 100 is transported, thereby achieving automatic feeding and discharging.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (5)
1. The punching device for the full-automatic punching machine is characterized by comprising a punching platform, a frame arranged at the upper part of the punching platform and a punching die arranged on the punching platform, wherein a punching head component is arranged on the frame, the punching platform comprises a table top provided with a blanking notch, the punching die is fixed on the table top and is positioned at the blanking notch, the punching die is a limiting block, a punching hole is formed in the top of the limiting block, a die groove which is used for allowing a workpiece to pass through and is matched with the workpiece in shape is formed in the bottom surface of the limiting block, the die groove is communicated with the punching hole, and the punching head component is used for punching the workpiece fixed in the die groove through the punching hole;
the punch assembly comprises a mounting plate capable of moving on the frame, a press machine fixed on the mounting plate and a limiting rod, wherein the limiting rod is vertically arranged, the outer diameter of the limiting rod is matched with the punching hole, the bottom of the limiting rod extends into the punching hole to limit the punching die, the limiting rod is a hollow rod, and a punch arranged on the press machine penetrates through the hollow rod and is used for punching a workpiece in a die groove;
the limiting rod comprises a fixing rod and a telescopic rod, the fixing rod is fixedly installed with the installation plate, the telescopic rod is sleeved at the bottom of the fixing rod through threads, and the bottom of the telescopic rod is arranged in the punching hole and does not extend out of the punching hole.
2. The punching device for the full-automatic punching machine according to claim 1, wherein the end part of the punch is sleeved with a pressing rod, the pressing rod comprises a fixed sleeve fixedly sleeved outside the punch, the outer sleeve of the fixed sleeve is provided with a telescopic sleeve, the top of the telescopic sleeve is provided with a spring which is connected with the fixed sleeve, the outer part of the fixed sleeve is provided with a guide rod, the guide rod is provided with a guide sleeve, the guide sleeve is connected with the telescopic sleeve, the compressed telescopic sleeve is matched with the bottom end of the fixed sleeve, and the distance between the bottom end of the fixed sleeve and the bottom end of the punch is not less than the length of the punch which is punched into a workpiece.
3. The punching device for a full-automatic punching machine according to claim 1, wherein the frame comprises a cross beam parallel to the blanking slot, a guide rod and a screw rod are arranged on the cross beam, the guide rod and the screw rod penetrate through the mounting plate, a first driving mechanism is connected to the screw rod, and the first driving mechanism drives the screw rod to rotate to enable the mounting plate to move.
4. The punching device for a full-automatic punching machine according to claim 1, wherein fixing pieces are respectively arranged on two sides of the punching die, each fixing piece comprises a fixing block arranged on a table top and a fastener penetrating through the fixing block and a blanking notch, the fixing of the fixing block is achieved through the fastener, and the fixing of the punching die is achieved through two sides of the fixing block.
5. The punching device for the full-automatic punching machine according to claim 1, wherein a first feeding platform and a second feeding platform are respectively arranged at the front part and the rear part of the punching platform, a first feeding mechanism and a second feeding mechanism are respectively arranged on the first feeding platform and the second feeding platform, a first notch and a second notch are respectively arranged on the first feeding platform and the second feeding platform, the first feeding mechanism comprises a driving wheel which is arranged at the bottom of the first feeding platform and extends out of the first notch, a driven wheel which extends out of the first notch and is arranged at the upper part of a workpiece, a second driving mechanism is connected to the driving wheel, the second driving mechanism comprises a servo motor, and a controller is connected to the servo motor and is connected with the press; the second feeding mechanism comprises a supporting wheel which extends out of the second notch and is arranged at the bottom of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043300.XA CN112246967B (en) | 2020-09-28 | 2020-09-28 | Punching device for full-automatic punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043300.XA CN112246967B (en) | 2020-09-28 | 2020-09-28 | Punching device for full-automatic punching machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112246967A CN112246967A (en) | 2021-01-22 |
| CN112246967B true CN112246967B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011043300.XA Active CN112246967B (en) | 2020-09-28 | 2020-09-28 | Punching device for full-automatic punching machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113213228B (en) * | 2021-04-08 | 2022-12-27 | 惠州市汇奇电子有限公司 | Automatic prepreg cutting and punching device and processing technology thereof |
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| CN112246967A (en) | 2021-01-22 |
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Inventor after: Xu Jiajun Inventor after: Xiao Weijun Inventor before: Xiao Weijun |
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