CN115430765A - Automatic punching device for metal sheets - Google Patents
Automatic punching device for metal sheets Download PDFInfo
- Publication number
- CN115430765A CN115430765A CN202211110769.XA CN202211110769A CN115430765A CN 115430765 A CN115430765 A CN 115430765A CN 202211110769 A CN202211110769 A CN 202211110769A CN 115430765 A CN115430765 A CN 115430765A
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- CN
- China
- Prior art keywords
- mounting
- sliding
- block
- clamping
- straight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004080 punching Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 title claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Images
Classifications
-
- 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
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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 an automatic punching device for a metal sheet, which relates to the technical field of machining and comprises a mounting seat, a hydraulic cylinder, a straight guide rail, a mounting ring, sliding blocks, a connecting ring, a connecting column and clamping blocks. In conclusion, the automatic punching device for the metal sheet has the characteristics of reasonable design scheme, ingenious structure and convenience in use, and can realize the advantages of quick installation, quick clamping, damage-free punching and quick unloading of the end cover of the motor tail.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an automatic punching device for metal sheets.
Background
Sheet metal products manufactured by this company include cup-shaped motor tail end caps. After the motor tail end cover is finished with the multiple bending processes, a round wire harness hole needs to be punched on the side face of the motor tail end cover through a punching device, the motor tail end cover is sleeved on a lower die conveniently by the existing punching device, the diameter value of the lower die is smaller than the inner diameter value of the motor tail end cover, namely, a large clearance fit relation is formed between the lower die and the motor tail end cover, and the motor tail end cover is easy to shake and deform when punching wire harness holes are formed in the motor tail end cover, so that subsequent product assembly can be influenced.
Disclosure of Invention
The invention aims to provide an automatic punching device for metal sheets, which aims to solve the defects caused in the prior art.
The utility model provides an automatic die-cut device of sheetmetal, includes mount pad, pneumatic cylinder, straight guide rail, collar, sliding block, go-between, spliced pole and presss from both sides tight piece, the mount pad is "T" type structure and is fixed in on the lower mould fixed plate of die-cut device, the pneumatic cylinder level sets up forward and installs in the centre of mount pad, the piston rod end coaxial coupling of pneumatic cylinder has circular shape mount block, the front side coaxial coupling of mount block has the mount pad of "ten" type structure, the oblique cutting processing of 45 degrees is done to the front end of mount pad, straight guide rail is equipped with four and evenly is fixed in the front end of mount pad, the place ahead of pneumatic cylinder is located to the collar coaxial, circular array has the sliding groove of "ten" type structure on the lateral wall of collar, sliding block is equipped with four and corresponds slidable mounting in each sliding groove, sliding block's the end of stretching in the sliding block is 45 degrees oblique cutting processing, sliding block's the end of stretching in is equipped with the penetrating hole of "T" clamp type, straight guide rail corresponds slidable connection in each, the rear side of collar is connected in the mount pad coaxial coupling, four are equipped with four connecting posts and evenly connect in the mount pad between the mount pad, the through hole that the sliding block is located the die-cut is located with the die-cut piece, the through hole that the die-cut of clamping block is located between the die-cut device, the corresponding side that the vertical block is located between the mount pad, and is located the die-cut piece.
Preferably, the front side of the mounting ring is coaxially provided with a circular mounting groove, and the mounting ring is uniformly provided with triangular positioning grooves on the outer side of the mounting groove.
Preferably, the mounting ring is uniformly provided with circular air suction holes at the bottom of the positioning groove, and the mounting ring is connected with an air suction pipe through a pipe joint behind the air suction holes.
Preferably, the two sides of the clamping block are symmetrically and slidably connected with sliding columns, the extending ends of the sliding columns on the two sides are connected with clamping pieces, and compression springs are sleeved on the sliding columns between the clamping block and the clamping pieces.
Preferably, the cross section of the clamping block and the clamping sheet is of a fan-shaped structure, and the radian of the outer surface of the clamping block and the radian of the outer surface of the clamping sheet are the same as that of the inner surface of the end cover at the tail part of the motor.
Compared with the prior art, the automatic punching device for the metal sheet has the following advantages:
1. the piston rod of the hydraulic cylinder is contracted to drive all the inclined straight guide rails to drive backwards, so that all the sliding blocks and the clamping blocks are driven to gather inwards, the diameter value of a lower die consisting of all the clamping blocks is reduced, and the tail end cover of the motor is conveniently placed.
2. When the end cover at the tail part of the motor is sleeved on all the clamping blocks, the skirt edge ring on the end cover at the tail part of the motor is placed through the placing groove on the mounting ring; the positioning of the skirt piece on the tail end cover of the motor is realized through the positioning groove on the mounting ring.
3. Through being connected to outside negative pressure air supply with the breathing pipe, realize forming negative pressure condition in constant head tank department to adsorb the skirt piece on the motor tail end cover.
4. The piston rod of the hydraulic cylinder extends to drive all the inclined straight guide rails to move forwards, so that all the sliding blocks and the clamping blocks are driven to be outwards scattered, the diameter value of a lower die jointly formed by all the clamping blocks is increased, and the tail end cover of the motor is clamped in all directions.
5. Through the descending of an upper die of the punching device and through the through hole on the clamping block positioned at the top, the circular hole at the side punching part of the end cover at the tail part of the motor is realized, and the end cover at the tail part of the motor does not deform.
Drawings
Fig. 1 is a schematic overall three-dimensional structure of the present invention.
FIG. 2 is a schematic overall side view of the present invention.
Fig. 3 to 7 are schematic views of a partial three-dimensional structure according to the present invention.
Fig. 8 is a schematic structural view of the end cap at the tail of the motor in the present invention.
Wherein:
201-a mounting seat; 202-a hydraulic cylinder; 203-mounting blocks; 204-mounting the sheet; 205-straight guide rail; 206-a mounting ring; 206 a-slide groove; 206 b-a placement groove; 206 c-positioning groove; 206 d-suction hole; 207-slide block; 207 a-connecting groove; 208-a connecting ring; 209-connecting column; 210-a clamping block; 210 a-through vias; 211-sliding posts; 212-a clamping piece; 213-a compression spring; 214-suction duct; 40-motor tail end cap; 401-skirt ring; 402-skirt piece.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, an automatic punching device for metal sheets comprises a mounting base 201, a hydraulic cylinder 202, a straight guide rail 205, a mounting ring 206, a sliding block 207, a connecting ring 208, a connecting post 209 and a clamping block 210, wherein the mounting base 201 is in a reverse T-shaped structure and is fixed on a lower die fixing plate of the punching device, the hydraulic cylinder 202 is horizontally arranged forwards and is mounted in the middle of the mounting base 201, the tail end of a piston rod of the hydraulic cylinder 202 is coaxially connected with the round mounting block 203, the front side of the mounting block 203 is coaxially connected with a mounting plate 204 in a cross-shaped structure, the front end of the mounting plate 204 is beveled at an angle of 45 degrees, the straight guide rail 205 is provided with four straight guide rails and is uniformly fixed on the front end of the mounting plate 204, the mounting ring 206 is coaxially arranged in front of the hydraulic cylinder 202, circular array has the smooth dress groove 206a of "ten" type structure on the lateral wall of collar 206, smooth dress piece 207 is equipped with four and corresponds slidable mounting in each smooth dress groove 206a, the oblique cutting processing of 45 degrees is done to the end of stretching in of smooth dress piece 207, the end of stretching in of smooth dress piece 207 is equipped with the spread groove 207a of "T" type, straight guide rail 205 corresponds slidable connection in each spread groove 207a, go up the rear side of ring 208 coaxial coupling in collar 206, spliced pole 209 is equipped with four and evenly connects between mount pad 201 and collar 208, press from both sides tight piece 210 and be equipped with four and correspond and connect in the end of stretching in each smooth dress piece 207, be located and be equipped with vertical perforating hole 210a on the tight piece 210 of clamp of top, coaxial distribution between perforating hole 210a and the last mould of die-cut device.
In this embodiment, the mounting ring 206 has a circular ring-shaped mounting groove 206b coaxially disposed at the front side thereof, and the mounting ring 206 has triangular positioning grooves 206c uniformly disposed at the outer side of the mounting groove 206 b. The skirt ring 401 on the motor tail end cover 40 is placed through the placing groove 206b on the mounting ring 206; the positioning of the skirt 402 on the motor tail end cover 40 is accomplished by the positioning slot 206c on the mounting ring 206.
In this embodiment, the mounting ring 206 is uniformly provided with circular air suction holes 206 at the bottom of the positioning groove 206c, and the mounting ring 206 is connected with an air suction pipe 214 at the rear of the air suction holes 206 through a pipe joint. By connecting the suction tube 214 to an external source of negative pressure, a negative pressure condition is created at the locating slot 206c to attract the skirt 402 on the motor tail end cap 40.
In this embodiment, the two sides of the clamping block 210 are symmetrically and slidably connected with sliding columns 211, the outward extending ends of the sliding columns 21 on the two sides are connected with clamping pieces 212, and the sliding columns 21 are sleeved with compression springs 213 between the clamping block 210 and the clamping pieces 212. By adding the retractable clamping piece 212 to increase the supporting contact area with the motor tail end cover 40, deformation during side blanking of the motor tail end cover 40 is further avoided.
In this embodiment, the cross section of the clamping block 210 and the clamping sheet 212 is a fan-shaped structure, and the outer surface curvature of the clamping block 210 and the clamping sheet 212 is the same as the inner surface curvature of the motor tail end cover 30. The clamping blocks 210 and the clamping pieces 212 with the selected arc-shaped outer surfaces are in contact with the inner surface of the motor tail end cover 40 to increase the supporting contact area with the motor tail end cover 40, so as to further avoid deformation when the side surface of the motor tail end cover 40 is punched.
When the automatic punching device for the metal sheets is actually applied, the automatic punching device comprises the following working processes:
step 1: the piston rod of the hydraulic cylinder 202 contracts to drive all the inclined straight guide rails 205 to drive backwards, so as to drive all the sliding blocks 207 and the clamping blocks 210 to gather inwards, so that the diameter value of a lower die formed by all the clamping blocks 210 is reduced, and the motor tail end cover 40 is conveniently placed.
Step 2: when the motor tail end cover 40 is sleeved on all the clamping blocks 210, the skirt edge ring 401 on the motor tail end cover 40 is placed through the placing groove 206b on the mounting ring 206; the positioning of the skirt piece 402 on the motor tail end cap 40 is accomplished by the positioning slot 206c on the mounting ring 206.
And 3, step 3: by connecting the suction tube 214 to an external source of negative pressure, a negative pressure condition is created at the locating slot 206c to attract the skirt 402 on the motor tail end cap 40.
And 4, step 4: the piston rod of the hydraulic cylinder 202 extends and drives all the inclined straight guide rails 205 to move forwards, so that all the sliding blocks 207 and the clamping blocks 210 are driven to spread outwards, the diameter value of the lower die jointly formed by all the clamping blocks 210 is increased, and the tail end cover 40 of the motor is clamped in all directions.
And 5: the upper die of the punching device descends and penetrates through the through hole 210a on the clamping block 210 at the uppermost position, so that a round hole at the side punching position of the motor tail end cover 40 is realized, and the motor tail end cover 40 does not deform.
The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (5)
1. The utility model provides an automatic die-cut device of sheetmetal which characterized in that: the punching device comprises a mounting seat (201), a hydraulic cylinder (202), a straight guide rail (205), a mounting ring (206), a sliding block (207), a connecting ring (208), a connecting column (209) and a clamping block (210), wherein the mounting seat (201) is in a reverse T-shaped structure and is fixed on a lower die fixing plate of the punching device, the hydraulic cylinder (202) is horizontally arranged forwards and is mounted in the middle of the mounting seat (201), the tail end of a piston rod of the hydraulic cylinder (202) is coaxially connected with a round mounting block (203), the front side of the mounting block (203) is coaxially connected with a mounting sheet (204) in a cross-shaped structure, the front end of the mounting sheet (204) is subjected to beveling treatment at 45 degrees, the straight guide rail (205) is provided with four sliding grooves (206 a) which are uniformly fixed on the front end of the mounting sheet (204), the mounting ring (206) is coaxially arranged in front of the hydraulic cylinder (202), the round array on the side wall of the mounting ring (206) is provided with sliding grooves (206 a sliding groove (206 a) in a cross-shaped structure, the sliding block (207) is provided with four sliding grooves which are correspondingly mounted in the sliding in each sliding groove (206 a sliding way, the sliding block (207) is connected with the inner end of the sliding block (207), and the sliding groove (207), the sliding block (207) which is connected with the straight guide rail (207 a) at the inner end of the straight mounting block (207), and the straight mounting block (207), the inner side which is connected with the straight mounting block (207) which is connected with the beveling treatment inner side of the straight mounting block (207), the beveling treatment at the straight extension end (207), the beveling treatment end of the straight extension end (207), spliced pole (209) are equipped with four and evenly connect between mount pad (201) and collar (208), press from both sides tight piece (210) and be equipped with four and correspond the end of stretching in connecting in each smooth dress piece (207), are located and are equipped with vertical perforating hole (210 a) on the tight piece (210) of clamp of the top, coaxial distribution between perforating hole (210 a) and the last mould of die-cut device.
2. An automatic sheet metal blanking apparatus according to claim 1, wherein: the front side of the mounting ring (206) is coaxially provided with a circular mounting groove (206 b), and the mounting ring (206) is uniformly provided with a triangular positioning groove (206 c) at the outer side of the mounting groove (206 b).
3. An automatic sheet metal blanking apparatus according to claim 2, wherein: circular air suction holes (206) are uniformly formed in the bottom of the positioning groove (206 c) of the mounting ring (206), and an air suction pipe (214) is connected behind the air suction holes (206) of the mounting ring (206) through a pipe joint.
4. An automatic sheet metal blanking apparatus according to claim 1, wherein: the two sides of the clamping block (210) are symmetrically connected with sliding columns (211) in a sliding mode, the extending ends of the sliding columns (21) on the two sides are connected with clamping pieces (212), and compression springs (213) are sleeved on the sliding columns (21) between the clamping block (210) and the clamping pieces (212).
5. An automatic sheet metal blanking apparatus according to claim 4, wherein: the cross section of the clamping block (210) and the clamping sheet (212) is of a fan-shaped structure, and the radian of the outer surface of the clamping block (210) and the radian of the outer surface of the clamping sheet (212) are the same as that of the inner surface of the motor tail end cover (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211110769.XA CN115430765A (en) | 2022-09-13 | 2022-09-13 | Automatic punching device for metal sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211110769.XA CN115430765A (en) | 2022-09-13 | 2022-09-13 | Automatic punching device for metal sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115430765A true CN115430765A (en) | 2022-12-06 |
Family
ID=84246516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211110769.XA Pending CN115430765A (en) | 2022-09-13 | 2022-09-13 | Automatic punching device for metal sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115430765A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000020175A1 (en) * | 1998-10-02 | 2000-04-13 | Hans Oetiker Ag Maschinen- Und Apparatefabrik | Device for arranging, clamping or contracting a ring-shaped securing mechanism |
| CN203875187U (en) * | 2014-05-26 | 2014-10-15 | 宁波拓普电器有限公司 | Chip shaping device |
| CN105903810A (en) * | 2016-06-29 | 2016-08-31 | 江门市汇朗工业机器人有限公司 | Automatic punching device |
| US20170182618A1 (en) * | 2015-12-29 | 2017-06-29 | Citic Dicastal Co., Ltd | Inner-supporting-type Online Roundness Correcting Device for Semifinished Wheel |
| CN207463927U (en) * | 2017-12-01 | 2018-06-08 | 厦门鑫泰博科技有限公司 | A kind of punching of lug metal tape moves material device |
| CN109500271A (en) * | 2018-11-26 | 2019-03-22 | 温州职业技术学院 | Thin-wall tube resistance clamp energetically |
| CN215508550U (en) * | 2021-08-03 | 2022-01-14 | 天津源泰科技发展有限公司 | Perforating mechanism is used in processing of rectangular pipe |
-
2022
- 2022-09-13 CN CN202211110769.XA patent/CN115430765A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000020175A1 (en) * | 1998-10-02 | 2000-04-13 | Hans Oetiker Ag Maschinen- Und Apparatefabrik | Device for arranging, clamping or contracting a ring-shaped securing mechanism |
| CN203875187U (en) * | 2014-05-26 | 2014-10-15 | 宁波拓普电器有限公司 | Chip shaping device |
| US20170182618A1 (en) * | 2015-12-29 | 2017-06-29 | Citic Dicastal Co., Ltd | Inner-supporting-type Online Roundness Correcting Device for Semifinished Wheel |
| CN105903810A (en) * | 2016-06-29 | 2016-08-31 | 江门市汇朗工业机器人有限公司 | Automatic punching device |
| CN207463927U (en) * | 2017-12-01 | 2018-06-08 | 厦门鑫泰博科技有限公司 | A kind of punching of lug metal tape moves material device |
| CN109500271A (en) * | 2018-11-26 | 2019-03-22 | 温州职业技术学院 | Thin-wall tube resistance clamp energetically |
| CN215508550U (en) * | 2021-08-03 | 2022-01-14 | 天津源泰科技发展有限公司 | Perforating mechanism is used in processing of rectangular pipe |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221206 |