CN110614311A - Punch forming device for television bracket connecting piece - Google Patents
Punch forming device for television bracket connecting piece Download PDFInfo
- Publication number
- CN110614311A CN110614311A CN201910985842.XA CN201910985842A CN110614311A CN 110614311 A CN110614311 A CN 110614311A CN 201910985842 A CN201910985842 A CN 201910985842A CN 110614311 A CN110614311 A CN 110614311A
- Authority
- CN
- China
- Prior art keywords
- punching
- connecting piece
- upper die
- block
- die
- 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 claims abstract description 57
- 238000000034 method Methods 0.000 claims abstract description 39
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000003754 machining Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D37/10—Die sets; Pillar guides
Abstract
A punch forming device of a television bracket connecting piece comprises an upper die and a lower die, wherein the upper die is provided with a punch block at a first working procedure position, the upper die is provided with two gas springs and two punch straight wedge blocks at a second working procedure position, the gas springs are positioned at the inner sides of the punch straight wedge blocks, and the lower parts of the gas springs are provided with pressing plates; the punching straight wedge block is connected with the punching flat wedge block through an inclined plane, and a punching spring is arranged between the punching flat wedge block and the punching base at the bottom; the lower die is positioned below the upper die, a cavity is machined in the second working procedure position of the lower die, an air cylinder is installed in the cavity, and a pressing block is fixedly installed at the top of a cylinder rod of the air cylinder. The device realizes the primary molding of connecting piece at first process position, utilizes the cylinder jacking to accomplish the turn-ups of connecting piece at second process position, and the inclined plane effect of rethread straight wedge and the punching flat wedge makes the punching flat wedge realize horizontal motion and punches the turn-ups of connecting piece through the die cutter of its front portion, and the punching press forms the fillet. The connecting piece only needs once positioning to realize the flanging and the fillet processing, and the processing precision is improved.
Description
Technical Field
The invention relates to a stamping device, in particular to a stamping forming device for a television bracket connecting piece.
Background
As shown in fig. 8, the forming of the television bracket connecting piece needs to be carried out through the processes of trimming, punching, primary forming, flanging and fillet machining, the traditional machining mode needs to position the connecting piece, and the fixing piece is respectively subjected to appearance punching, flanging and fillet machining, so that the positioning deviation is easily caused by repeated positioning when the operation is complex and the labor intensity is high, and the precision of the product in actual production is to be improved.
Disclosure of Invention
Aiming at the defects in the problems, the invention provides a punch forming device for a television bracket connecting piece.
In order to achieve the purpose, the invention provides a punch forming device of a television bracket connecting piece, which comprises an upper die and a lower die, wherein the upper die is provided with a first process and a second process, a punch block is arranged at the first process position of the upper die, two gas springs and two punch straight wedges are arranged at the second process position of the upper die, the gas springs are positioned at the inner sides of the punch straight wedges, a pressing plate is arranged at the lower part of the gas springs, and a square groove is processed at the side surface of the pressing plate;
the punching straight wedge block is connected with the punching flat wedge block through an inclined plane, a punching base is arranged below the punching flat wedge block, and a punching spring is arranged between the punching flat wedge block and the punching base;
the lower die is located below the upper die, the lower die is provided with a first process and a second process corresponding to the upper die, a cavity is machined in the second process, an air cylinder is installed in the cavity, and a pressing block is fixedly installed at the top of a cylinder rod of the air cylinder.
As a further improvement of the invention, the size of the pressing block is matched with a notch formed in the center of the connecting piece after punch forming.
As a further improvement of the invention, the thickness of the connecting piece is arranged between the pressing block and the side wall of the pressing plate.
As a further improvement of the invention, punching knives are symmetrically processed inside the punching flat wedge block, the shape of each punching knife is arc, and the punching knives are matched with a flanging fillet formed after the connecting piece is subjected to punch forming.
As a further improvement of the invention, the size of the punching knife is smaller than that of the square groove.
As a further development of the invention, the punch spring is a helical compression spring.
The invention has the beneficial effects that:
1. after stamping preforming is completed, the liftable pressing block is arranged at the bottom of the connecting block, and the stamping straight wedge block and the stamping flat wedge block are symmetrically arranged, so that the flanging and fillet machining process can be completed only by once positioning, the machining precision is ensured, and the process flow is simplified;
2. the device utilizes the spring to reset, makes the degree of automation of the device improve.
Drawings
FIG. 1 is a front view of a first process of a punch forming device for a television bracket connector according to the present invention;
FIG. 2 is a front view of a second process of the punch forming device for the connecting piece of the television bracket of the invention;
FIG. 3 is a schematic view of the flanging in the second step;
FIG. 4 is a schematic view of a second process for stamping a fillet;
FIG. 5 is a partial top view of the lower die;
FIG. 6 is a partial side view of the platen;
FIG. 7 is a detail view of the connector after the first process stamping;
fig. 8 is a part diagram of the connecting member after the second process punch forming.
In the figure: 1. a lower die; 11. a cavity; 2. a cylinder, 21 and a pressing block; 4. a connecting member; 41. flanging; 5. stamping the blocks; 6. an upper die; 7. punching a straight wedge block; 8. a gas spring; 81. pressing a plate; 811. a square groove; 9. punching a flat wedge block; 91. punching a cutter; 10. stamping a spring; 12. and (4) stamping the base.
Detailed Description
As shown in fig. 1-2, the punch forming device for the television set bracket connecting piece according to the embodiment of the present invention includes an upper die 6 and a lower die 1, the upper die 6 is provided with a first process and a second process, the upper die 6 is provided with a punch block 5 at the first process position, the upper die 6 is provided with two gas springs 8 and two punch straight wedges 7 at the second process position, the gas springs 8 are located at the inner sides of the punch straight wedges 7, the lower parts of the gas springs 8 are provided with a pressing plate 81, and the side surface of the pressing plate 81 is provided with a square groove 811; the punching straight wedge block 7 is connected with the punching flat wedge block 9 through an inclined plane, punching knives 91 are symmetrically processed on the inner side of the punching flat wedge block 9, the shape of each punching knife 91 is arc, the punching knives are matched with a flanging 41 round angle formed after the punching of the connecting piece 4, the size of each punching knife 91 is smaller than that of each square groove 811, a punching base 12 is installed below the punching flat wedge block 9, a punching spring 10 is installed between the punching flat wedge block 9 and the punching base 12, and each punching spring 10 is a spiral compression spring; the lower die 1 is located below the upper die 6, the lower die 1 corresponds to the upper die 6 and is provided with a first process and a second process, the lower die 1 is used for processing a cavity 11 at the second process, a cylinder 2 is installed in the cavity 11, a pressing block 21 is fixedly installed at the top of a cylinder rod of the cylinder 2, the size of the pressing block 21 is matched with a notch formed in the center after the pressing of the connecting piece 4 is formed, and the thickness of the connecting piece 4 is arranged between the pressing block 21 and the side wall of the pressing plate 81.
As shown in fig. 7-8, the connecting piece is changed before and after the second process, the connecting piece is processed to complete the flanging and the round angle is formed on the upper part of the flanging.
After stamping preforming is completed, the liftable pressing block is arranged at the bottom of the connecting block, and the stamping straight wedge block and the stamping flat wedge block are symmetrically arranged, so that the flanging and fillet machining process can be completed only by once positioning, the machining precision is ensured, and the process flow is simplified; the device utilizes the spring to reset, makes the degree of automation of the device improve.
When in specific use: in a first process position, a plate for manufacturing the connecting piece 4 is placed on the upper surface of the lower die 1 and fixed, the upper die 6 moves downwards, the bottom of the stamping block 5 stamps the plate, and then the connecting piece 4 (see fig. 7) in a pre-processed shape can be obtained, so that the first process is completed;
after the first process is finished, the connecting piece 4 advances one station to enter a second process position, the lower die 6 moves downwards, the bottom of the pressing plate 81 at the lower part of the gas spring 8 firstly contacts the connecting piece 4, the gas spring 8 contracts to a certain degree, the pressing plate 81 and the lower die 1 together press the connecting piece 4, at the moment, the upper die 6 stops moving downwards temporarily, the jacking force of the cylinder 2 drives the pressing block 21 to move upwards, and the middle part of the connecting piece 4 is turned upwards under the action of the jacking force of the pressing block 21 to finish flanging;
connecting piece 4 forms turn-ups 41 behind the both sides wall of briquetting 21, cylinder 2 stop work, then go up mould 6 and continue down the motion, the inclined plane through the straight wedge 7 of punching press is used in the inclined plane of punching press voussoir 9, make punching press voussoir 9 overcome the power of punching press spring 10, punching cutter 91 of punching press voussoir 9 front portion passes the square groove 811 of clamp plate 81 side, then the turn-ups 41 of punching press connecting piece 4, it forms the fillet to punch on turn-ups 41, after the punching press is accomplished, go up mould 6 and move up, take out connecting piece 4 after the processing is accomplished, whole device is in again and treats the processing state.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a stamping forming device of TV set leg joint spare, includes mould (6) and lower mould (1), its characterized in that: the upper die (6) is provided with a first process and a second process, the upper die (6) is provided with a stamping block (5) at the first process position, the upper die (6) is provided with two gas springs (8) and two stamping straight wedges (7) at the second process position, the gas springs (8) are positioned at the inner sides of the stamping straight wedges (7), a pressing plate (81) is arranged at the lower part of the gas springs (8), and a square groove (811) is processed on the side surface of the pressing plate (81);
the punching straight wedge block (7) is connected with the punching flat wedge block (9) through an inclined plane, a punching base (12) is arranged below the punching flat wedge block (9), and a punching spring (10) is arranged between the punching flat wedge block (9) and the punching base (12);
the lower die (1) is located below the upper die (6), the lower die (1) corresponds to the upper die (6) and is provided with a first process and a second process, the lower die (1) is used for machining a cavity (11) in the second process, an air cylinder (2) is installed in the cavity (11), and a pressing block (21) is fixedly installed at the top of a cylinder rod of the air cylinder (2).
2. The press forming device of claim 1, wherein: the size of the pressing block (21) is matched with a notch formed in the center of the connecting piece (4) after punch forming.
3. The press forming device of claim 1, wherein: the thickness of the connecting piece (4) is arranged between the pressing block (21) and the side wall of the pressing plate (81).
4. The press forming device of claim 1, wherein: punching press is die cutter (91) in the inboard symmetry processing of voussoir (9) punching press, die cutter (91) shape is the arc, its with turn-ups (41) fillet phase-match that forms behind connecting piece (4) stamping forming.
5. The press forming device of claim 4, wherein: the size of the punching knife (91) is smaller than that of the square groove (811).
6. The press forming device of claim 1, wherein: the stamping spring (10) is a spiral compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985842.XA CN110614311A (en) | 2019-10-17 | 2019-10-17 | Punch forming device for television bracket connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985842.XA CN110614311A (en) | 2019-10-17 | 2019-10-17 | Punch forming device for television bracket connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110614311A true CN110614311A (en) | 2019-12-27 |
Family
ID=68926039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910985842.XA Pending CN110614311A (en) | 2019-10-17 | 2019-10-17 | Punch forming device for television bracket connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110614311A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1157907A (en) * | 1997-08-26 | 1999-03-02 | Hayashi Toshiomi | Formation of screw stripe on metallic tube, manufacture of oil supply metallic mouth piece and forming die therefor |
| CN202398710U (en) * | 2011-12-23 | 2012-08-29 | 杭州淳诚实业有限公司 | Groove type reinforcing rib continuous forming die with installation holes |
| CN204735616U (en) * | 2015-05-20 | 2015-11-04 | 苏州铭峰精密机械有限公司 | Axle sleeve shaping modulus of continuity is stretched in deep -draw |
| CN106216470A (en) * | 2016-08-08 | 2016-12-14 | 浙江炜驰机械集团有限公司 | In a kind of part, hole flanging and straight flange turn over the one-shot forming apparatus of sharp edge |
| CN207119686U (en) * | 2017-09-07 | 2018-03-20 | 吉林省德立智能科技有限公司 | Joint diel |
| JP2018051609A (en) * | 2016-09-29 | 2018-04-05 | 新日鐵住金株式会社 | Burring device, burring method, method for manufacturing metal component, product processed by burring method and metal component |
| CN208131801U (en) * | 2018-04-20 | 2018-11-23 | 浙江炜驰机械集团有限公司 | A kind of punching compound die of double-side side-overturn side punching |
| CN109500250A (en) * | 2018-12-27 | 2019-03-22 | 浙江炜驰机械集团股份有限公司 | A kind of oblique top side blow hole flanging compound die |
| CN210754600U (en) * | 2019-10-17 | 2020-06-16 | 慈溪市普锐金属制品有限公司 | Punch forming device for television bracket connecting piece |
-
2019
- 2019-10-17 CN CN201910985842.XA patent/CN110614311A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1157907A (en) * | 1997-08-26 | 1999-03-02 | Hayashi Toshiomi | Formation of screw stripe on metallic tube, manufacture of oil supply metallic mouth piece and forming die therefor |
| CN202398710U (en) * | 2011-12-23 | 2012-08-29 | 杭州淳诚实业有限公司 | Groove type reinforcing rib continuous forming die with installation holes |
| CN204735616U (en) * | 2015-05-20 | 2015-11-04 | 苏州铭峰精密机械有限公司 | Axle sleeve shaping modulus of continuity is stretched in deep -draw |
| CN106216470A (en) * | 2016-08-08 | 2016-12-14 | 浙江炜驰机械集团有限公司 | In a kind of part, hole flanging and straight flange turn over the one-shot forming apparatus of sharp edge |
| JP2018051609A (en) * | 2016-09-29 | 2018-04-05 | 新日鐵住金株式会社 | Burring device, burring method, method for manufacturing metal component, product processed by burring method and metal component |
| CN207119686U (en) * | 2017-09-07 | 2018-03-20 | 吉林省德立智能科技有限公司 | Joint diel |
| CN208131801U (en) * | 2018-04-20 | 2018-11-23 | 浙江炜驰机械集团有限公司 | A kind of punching compound die of double-side side-overturn side punching |
| CN109500250A (en) * | 2018-12-27 | 2019-03-22 | 浙江炜驰机械集团股份有限公司 | A kind of oblique top side blow hole flanging compound die |
| CN210754600U (en) * | 2019-10-17 | 2020-06-16 | 慈溪市普锐金属制品有限公司 | Punch forming device for television bracket connecting piece |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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