CN111790812A - Forming die for knife tube - Google Patents
Forming die for knife tube Download PDFInfo
- Publication number
- CN111790812A CN111790812A CN202010488827.7A CN202010488827A CN111790812A CN 111790812 A CN111790812 A CN 111790812A CN 202010488827 A CN202010488827 A CN 202010488827A CN 111790812 A CN111790812 A CN 111790812A
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- China
- Prior art keywords
- die
- forming
- material sheet
- fixing
- processing material
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- 239000000463 material Substances 0.000 claims abstract description 32
- 238000009966 trimming Methods 0.000 claims abstract description 5
- 239000002699 waste material Substances 0.000 claims abstract description 4
- 238000003754 machining Methods 0.000 claims abstract description 3
- 238000000465 moulding Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000007723 die pressing method Methods 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a forming die for a knife tube, which comprises: a first die for trimming a blank into a working web; the second mould comprises a plurality of second sub-moulds for gradually flanging the processing material sheet to form a pipe fitting, and each second sub-mould comprises a fixing part for fixing one end of the processing material sheet and a forming part for enabling the other end of the processing material sheet to rotate around the fixing part to form the pipe fitting; a third die for forming a pipe into a target tubular shape; the fourth die is used for stamping two ends of the target tubular shape to form a cutter pipe with preset end parts; a fifth die for separating the knife tube from waste. Through using this forming die can realize the stamping forming of sword pipe, improve the machining efficiency of sword pipe.
Description
Technical Field
The invention relates to the field of ice skate blade processing, in particular to a forming die for a knife tube.
Background
The ice skate blade is a steel blade-shaped object arranged under the ice skate, ice contacted with the ice skate blade is melted into water, so that the friction force between the ice skate blade and the ice is reduced, and the ice skate is more favorable for sliding. The bottom of the skate is connected with the cutter pipe, the cutter pipe is processed through a stretching process in the prior art, the working efficiency is low, and the product quality cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a forming die for a knife pipe, which can realize punch forming of the knife pipe and improve the processing efficiency of the knife pipe.
In order to achieve the purpose, the invention adopts the technical scheme that: a forming die for a knife tube, comprising:
a first die for trimming a blank into a working web;
the second mould comprises a plurality of second sub-moulds for gradually flanging the processing material sheet to form a pipe fitting, and each second sub-mould comprises a fixing part for fixing one end of the processing material sheet and a forming part for enabling the other end of the processing material sheet to rotate around the fixing part to form the pipe fitting;
a third die for forming a pipe into a target tubular shape;
the fourth die is used for stamping two ends of the target tubular shape to form a cutter pipe with preset end parts;
a fifth die for separating the knife tube from waste.
In the above technical solution, the fixing portion includes a first fixing surface disposed on the upper die pressing block, and a second fixing surface disposed on the lower die pressing block in abutting connection with the first fixing surface.
In the above technical solution, the first fixing surface and the second fixing surface are arranged in a vertical direction, and when the upper die and the lower die are closed, one end of the processing material sheet is fixed between the first fixing surface and the second fixing surface.
In the above technical solution, the forming portion includes a first forming surface disposed on the upper die pressing block, and a second forming surface disposed on the lower die pressing block and press-fitted with the first forming surface.
In the above technical solution, the first molding surface includes an abutting portion abutting against the first surface of the processing material sheet, and the second molding surface is opposite to the second surface of the processing material sheet, so that the processing material sheet is turned over to position the first surface inside the pipe fitting.
In the above technical solution, the first molding surfaces in the second split molds are inclined downward from one end facing the first fixing surface to one end facing away from the first fixing surface in accordance with the processing sequence.
In the above technical solution, the third mold includes a ferrule mechanism opposite to the middle of the pipe and first press blocks disposed on two sides of the ferrule mechanism along a vertical direction.
In the above technical solution, the insert core mechanism includes a driving cylinder, an insert core member connected to the driving cylinder, and an insert core seat for defining a moving direction of the insert core member, and the insert core member can be inserted into the pipe under the driving of the driving cylinder.
In the above technical solution, the fourth mold includes an end pressing block for molding the preset end.
In the above technical scheme, the fifth die comprises an edge punching block, and a cavity matched with the knife pipe is arranged in the edge punching block.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the second die comprises a plurality of second sub dies for gradually flanging the processing material sheet to form the pipe fitting, each second sub die comprises a fixing part for fixing one end of the processing material sheet and a forming part for enabling the other end of the processing material sheet to rotate around the fixing part to form the pipe fitting, and one end of each second sub die is fixed while the other end of each second sub die is gradually flanged, so that the processing quality of a product is guaranteed, and the processing efficiency is improved.
2. The first molding surface comprises an abutting part abutted against the first surface of the processing material sheet, and the second molding surface is opposite to the second surface of the processing material sheet, so that the processing material sheet is turned over around the first molding surface under the action of the second molding surface on the outer side of the processing material sheet.
Drawings
FIG. 1 is a sectional view of a forming die of the present invention;
FIG. 2 is a cross-sectional view of an upper die of the present invention;
FIG. 3 is a schematic view of the lower die of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is a schematic view of a ferrule mechanism according to the present invention;
FIG. 6 is a schematic view of the process of forming the knife tube according to the present invention.
Wherein: 1. a first mold; 2. a second mold; 21. a first fixing surface; 22. a second stationary surface; 23. a first molding surface; 24. a second molding surface; 25. an abutting portion; 3. a third mold; 31. a core insertion mechanism; 32. a driving cylinder; 33. a core insertion member; 34. a plug seat; 4. a fourth mold; 5. a fifth mold; 51. a cavity; 6. a blank; 61. processing a material sheet; 62. a pipe fitting; 63. a target tubular shape; 64. presetting an end part; 65. a knife tube.
Detailed Description
The invention is further described with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 1 to 6, a forming die for a knife pipe comprises:
a first die 1 for trimming a blank 6 into a working web 61;
a second die 2, wherein the second die 2 comprises a plurality of second sub dies for gradually flanging the processing material sheet 61 to form a pipe 62, each second sub die comprises a fixing part for fixing one end of the processing material sheet 61, and a forming part for enabling the other end of the processing material sheet 61 to rotate around the fixing part to form the pipe 62;
a third die 3 for forming the pipe 62 into the target pipe 63;
a fourth die 4, wherein the fourth die 4 is used for punching and forming a knife pipe 65 with preset end parts 64 at two ends of the target pipe 63;
a fifth die 5, said fifth die 5 being adapted to separate said knife tube 65 from scrap.
Through utilizing forming die, will process tablet 61 stamping forming for cutting tube 65, guaranteed the quality of product, improved machining efficiency.
Referring to fig. 1, the fixing portion includes a first fixing surface 21 disposed on the upper press block, and a second fixing surface 22 disposed on the lower press block in contact with the first fixing surface 21.
In a preferred embodiment, the first fixing surface 21 and the second fixing surface 22 are provided in a vertical direction, and when the upper mold and the lower mold are closed, one end of the processing material sheet 61 is fixed between the first fixing surface 21 and the second fixing surface 22. FIG. 4 is a schematic view of the mating of the upper and lower press blocks in a second sub-mold.
Referring to fig. 4, the molding portion includes a first molding surface 23 disposed on the upper press block, and a second molding surface 24 disposed on the lower press block and press-fitted to the first molding surface 23.
In order to ensure the quality of the product, the first molding surface 23 includes an abutting portion 25 abutting against a first surface of the processing sheet 61, and the second molding surface 24 opposes a second surface of the processing sheet 61, so that the processing sheet 61 is turned up so that the first surface is positioned inside the pipe member 62.
Referring to fig. 1, the first molding surfaces 23 of the second split molds are inclined downward from one end facing the first fixing surface 21 to one end facing away from the first fixing surface 21 in the processing sequence. Said second forming surface 24 varies with said first forming surface 23 opposite thereto.
Referring to fig. 5, the third mold 3 includes a core inserting mechanism 31 opposite to the middle of the pipe 62 and first pressing blocks vertically disposed on two sides of the core inserting mechanism 31. The core inserting mechanism 31 comprises a driving air cylinder 32, a core inserting piece 33 connected with the driving air cylinder 32, and a core inserting seat 34 used for limiting the moving direction of the core inserting piece 33, wherein the core inserting piece 33 can be inserted into the pipe piece 62 under the driving of the driving air cylinder 32.
The fourth die 4 includes an end pressing block for forming the preset end 64.
Referring to fig. 4, the fifth mold 5 includes an edge punching block, and a cavity 51 matched with the knife pipe 65 is formed in the edge punching block.
The process of forming the cutter tube by using the forming die specifically comprises the following steps:
trimming both sides of the blank 6 fed into the first die 1 to form a processed sheet 61;
feeding the processing material sheet 61 into the second mold 2, fixing one end of the processing material sheet 61 by using a plurality of continuously arranged second sub-molds, winding the other end of the processing material sheet from the outer side to the inner side around the fixed end, and pressing the first molding surface 23 against the inner side of the first molding surface in the winding process;
after being rolled by the second die 2 to form the pipe 62, the pipe is sent into the third die 3;
in the third die 3, the ferrule 33 of the ferrule mechanism 31 is inserted into the pipe 62, and the exterior of the ferrule is pressed by the first pressing block, so that the pipe 62 is attached to the surface of the ferrule 33 to form a target pipe 63;
feeding the target tubular shape 63 into the fourth mold 4, and molding preset end portions 64 at both ends of the target tubular shape 63 by using end portion press blocks in the fourth mold 4;
finally, the knife pipe 65 is separated from the waste material by the punching of a fifth die 5.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A forming die for a knife tube, comprising:
a first die for trimming a blank into a working web;
the second mould comprises a plurality of second sub-moulds for gradually flanging the processing material sheet to form a pipe fitting, and each second sub-mould comprises a fixing part for fixing one end of the processing material sheet and a forming part for enabling the other end of the processing material sheet to rotate around the fixing part to form the pipe fitting;
a third die for forming a pipe into a target tubular shape;
the fourth die is used for stamping two ends of the target tubular shape to form a cutter pipe with preset end parts;
a fifth die for separating the knife tube from waste.
2. The forming die for the cutter tube according to claim 1, wherein: the fixing part comprises a first fixing surface arranged on the upper die pressing block and a second fixing surface which is abutted to the first fixing surface and arranged on the lower die pressing block.
3. The forming die for the cutter tube according to claim 2, wherein: the first fixing surface and the second fixing surface are arranged along the vertical direction, and when the upper die and the lower die are closed, one end of the processing material sheet is fixed between the first fixing surface and the second fixing surface.
4. The forming die for the cutter tube according to claim 3, wherein: the forming part comprises a first forming surface arranged on the upper die pressing block, and a second forming surface which is pressed with the first forming surface and arranged on the lower die pressing block.
5. The forming die for the cutter tube according to claim 4, wherein: the first molding surface comprises an abutting part abutting against the first surface of the processing material sheet, and the second molding surface is opposite to the second surface of the processing material sheet, so that the processing material sheet is flanged to enable the first surface to be positioned on the inner side of the pipe fitting.
6. The forming die for the cutter tube according to claim 5, wherein: the first molding surfaces in the second split molds are inclined downward from one end facing the first fixing surface to one end facing away from the first fixing surface in the machining sequence.
7. The forming die for the cutter tube according to claim 1, wherein: the third die comprises a core inserting mechanism opposite to the middle of the pipe fitting and first pressing blocks arranged on two sides of the core inserting mechanism in the vertical direction.
8. The forming die for the cutter tube according to claim 7, wherein: the core inserting mechanism comprises a driving cylinder, a core inserting piece connected with the driving cylinder and a core inserting seat used for limiting the moving direction of the core inserting piece, and the core inserting piece can be inserted into the pipe fitting under the driving of the driving cylinder.
9. The forming die for the cutter tube according to claim 1, wherein: the fourth die comprises an end pressing block for forming the preset end.
10. The forming die for the cutter tube according to claim 1, wherein: the fifth die comprises an edge punching block, and a cavity matched with the knife pipe is formed in the edge punching block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010488827.7A CN111790812A (en) | 2020-06-02 | 2020-06-02 | Forming die for knife tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010488827.7A CN111790812A (en) | 2020-06-02 | 2020-06-02 | Forming die for knife tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111790812A true CN111790812A (en) | 2020-10-20 |
Family
ID=72806358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010488827.7A Pending CN111790812A (en) | 2020-06-02 | 2020-06-02 | Forming die for knife tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111790812A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD212662A1 (en) * | 1982-12-24 | 1984-08-22 | Traktorenwerk Schoenebeck Veb | TOOL FOR ROLLING AND PUSHING |
| CN102825132A (en) * | 2012-09-04 | 2012-12-19 | 东莞市精力仁模具有限公司 | Punching technology of handle of cabinet freezer and punching die thereof |
| CN104190792A (en) * | 2014-07-16 | 2014-12-10 | 重庆望江工业有限公司 | Chain hook bending die of chain body part |
| CN204108115U (en) * | 2014-08-07 | 2015-01-21 | 浙江兄弟之星汽配有限公司 | A kind of sheet material shaping round tube mould |
| CN204620858U (en) * | 2015-04-29 | 2015-09-09 | 南京胜捷电机制造有限公司 | A kind of motor case progressive die |
| CN108127032A (en) * | 2017-12-29 | 2018-06-08 | 重庆龙煜精密铜管有限公司 | A kind of copper buckle forming mold for being used to lock copper strips |
| CN207735457U (en) * | 2018-01-22 | 2018-08-17 | 无锡爱博金属制品有限公司 | A kind of camera pipe mold |
| TWM589595U (en) * | 2019-07-16 | 2020-01-21 | 林秋君 | Fully automatic continuous stamping forming system |
-
2020
- 2020-06-02 CN CN202010488827.7A patent/CN111790812A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD212662A1 (en) * | 1982-12-24 | 1984-08-22 | Traktorenwerk Schoenebeck Veb | TOOL FOR ROLLING AND PUSHING |
| CN102825132A (en) * | 2012-09-04 | 2012-12-19 | 东莞市精力仁模具有限公司 | Punching technology of handle of cabinet freezer and punching die thereof |
| CN104190792A (en) * | 2014-07-16 | 2014-12-10 | 重庆望江工业有限公司 | Chain hook bending die of chain body part |
| CN204108115U (en) * | 2014-08-07 | 2015-01-21 | 浙江兄弟之星汽配有限公司 | A kind of sheet material shaping round tube mould |
| CN204620858U (en) * | 2015-04-29 | 2015-09-09 | 南京胜捷电机制造有限公司 | A kind of motor case progressive die |
| CN108127032A (en) * | 2017-12-29 | 2018-06-08 | 重庆龙煜精密铜管有限公司 | A kind of copper buckle forming mold for being used to lock copper strips |
| CN207735457U (en) * | 2018-01-22 | 2018-08-17 | 无锡爱博金属制品有限公司 | A kind of camera pipe mold |
| TWM589595U (en) * | 2019-07-16 | 2020-01-21 | 林秋君 | Fully automatic continuous stamping forming system |
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