CN216679854U - Nozzle semi-finished product cold press molding die - Google Patents
Nozzle semi-finished product cold press molding die Download PDFInfo
- Publication number
- CN216679854U CN216679854U CN202220052580.9U CN202220052580U CN216679854U CN 216679854 U CN216679854 U CN 216679854U CN 202220052580 U CN202220052580 U CN 202220052580U CN 216679854 U CN216679854 U CN 216679854U
- Authority
- CN
- China
- Prior art keywords
- die
- forming
- cavity
- nozzle
- finished product
- 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.)
- Active
Links
Images
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model discloses a nozzle semi-finished product cold press molding die, which comprises an upper template, a lower template, a die core and a punch; the nozzle semi-finished product comprises a cylindrical part, a conical part connected to the cylindrical part and at least one flat groove part arranged on the outer periphery of the nozzle semi-finished product; the mold core is connected to the lower template, and a molding cavity is arranged in the mold core; the forming cavity is used for placing a blank; the molding cavity comprises a cylindrical cavity for molding the cylindrical part and a conical cavity for molding the conical part; the forming cavity is also internally provided with a platform part which corresponds to the flat groove part and is used for forming the corresponding flat groove part; the punch is connected to the upper template and is suitable for punching the blank when the upper template and the lower template are matched so that the blank is formed in the forming cavity to obtain the semi-finished nozzle product. The utility model has simple structure, can reduce the manufacturing cost and improve the use convenience.
Description
Technical Field
The utility model relates to a cold press molding die for a nozzle semi-finished product.
Background
At present, the nozzle is a very important part in the plasma cutting gun, and in the manufacturing process of the nozzle, a blank is usually subjected to cold press molding to obtain a nozzle semi-finished product in order to save materials, and then the nozzle is machined on the basis of the nozzle semi-finished product to obtain a finished nozzle. When the blank is cold-pressed, a cold-pressing forming die is needed, however, the existing cold-pressing forming die is complex in structure, high in manufacturing cost and inconvenient to use.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a cold press molding die for a nozzle semi-finished product, which has a simple structure, can reduce the manufacturing cost and improve the use convenience.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a nozzle semi-finished product cold press molding die comprises an upper template, a lower template, a die core and a punch; wherein the content of the first and second substances,
the nozzle semi-finished product comprises a cylindrical part, a conical part connected to the cylindrical part and at least one flat groove part arranged on the outer peripheral part of the nozzle semi-finished product;
the mold core is connected to the lower template, and a molding cavity is arranged in the mold core;
the forming cavity is used for placing a blank;
the molding cavity comprises a cylindrical cavity for molding the cylindrical part and a conical cavity for molding the conical part;
the forming cavity is also internally provided with a platform part which corresponds to the flat groove part and is used for forming the corresponding flat groove part;
the punch is connected to the upper template and is suitable for punching the blank when the upper template and the lower template are matched so that the blank is formed in the forming cavity to obtain the semi-finished nozzle product.
Furthermore, two flat groove parts are arranged, and two flat platform parts are also arranged;
the two flat groove parts are symmetrically distributed on the outer periphery of the nozzle semi-finished product.
Further provides a concrete structure of the nozzle semi-finished product and the punch, wherein an inner cavity is arranged in the nozzle semi-finished product;
the inner cavity comprises an upper conical section, a lower conical section and a conical bottom which are sequentially arranged from top to bottom;
the lower end of the punch is provided with a conical head for forming the conical bottom, a lower conical wall for forming the lower conical section and an upper conical wall for forming the upper conical section.
Further, the taper of the upper tapered section is greater than the taper of the lower tapered section.
Further in order to facilitate blanking, a material ejecting hole communicated with the forming cavity is formed in the mold core;
and the ejection rod suitable for ejecting the nozzle semi-finished product out of the forming cavity is connected in the ejection hole in a sliding manner.
Further, in order to guide the upper template and the lower template to be matched, a guide device for guiding the upper template and the lower template to be matched is arranged between the upper template and the lower template.
Further provides a concrete structure of the guide device, the guide device comprises at least one guide pillar and guide sleeves corresponding to the guide pillars one by one;
the guide post is connected to any one of the upper template and the lower template;
the guide sleeve is connected to the other one of the upper template and the lower template;
the guide sleeves are connected with the corresponding guide posts in a sliding fit mode so as to guide the upper die and the lower die to be matched.
Further provides a specific structure of the lower template, and the lower template comprises a seat body and a lower fixing plate; wherein, the first and the second end of the pipe are connected with each other,
the lower end part of the mold core is provided with a boss part;
the base body is provided with a mounting hole for mounting the mold core;
a step part used for abutting against the upper end surface of the boss part is arranged in the mounting hole;
the lower fixing plate is connected to the base body and abuts against the lower end of the mold core so as to press the mold core onto the step part.
Further, the seat body is connected with the lower fixing plate through a plurality of bolts;
the bolts are circumferentially and uniformly distributed by taking the central shaft of the mold core as a circle center.
After the technical scheme is adopted, the blank is placed in the forming cavity, then the upper template and the lower template are matched to drive the punch and the die core to be matched and cold press the blank, the blank is formed in the conical cavity to obtain the conical part, the cylindrical part is formed in the cylindrical cavity to obtain the flat groove part, and the flat groove part is formed under the action of the platform part.
Drawings
FIG. 1 is a schematic structural view of a nozzle semi-finished cold press molding die of the present invention;
FIG. 2 is a schematic structural view of a mold core and a punch of the present invention;
FIG. 3 is a schematic structural view of a nozzle semi-finished product of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the utility model briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1 to 3, a nozzle semi-finished product cold-pressing forming die comprises an upper template 1, a lower template 2, a die core 3 and a punch 4; wherein the content of the first and second substances,
the nozzle semi-finished product 100 may include a cylindrical portion 5, a tapered portion 6 connected to the cylindrical portion 5, and at least one flat groove portion 7 provided on an outer circumferential portion of the nozzle semi-finished product 100;
the mold core 3 is connected to the lower template 2, and a molding cavity 8 is arranged in the mold core 3;
the forming cavity 8 is used for placing a blank 9;
the forming cavity 8 comprises a cylindrical cavity 10 for forming the cylindrical portion 5 and a conical cavity 11 for forming the conical portion 6;
a platform part 12 which corresponds to the flat groove part 7 and is used for forming the corresponding flat groove part 7 is further arranged in the forming cavity 8;
the punch 4 is connected to the upper die plate 1, and the punch 4 is adapted to punch the blank 9 when the upper die plate 1 and the lower die plate 2 are clamped together so as to mold the blank 9 in the molding cavity 8 to obtain the nozzle semi-finished product 100; specifically, the blank 9 is placed in the forming cavity 8, then the upper die plate 1 and the lower die plate 2 are matched to drive the punch 4 and the die core 3 to be matched and cold press the blank 9, the blank 9 is formed in the tapered cavity 11 to obtain the tapered portion 6, the blank 9 is formed in the cylindrical cavity 10 to obtain the cylindrical portion 5, and the flat groove portion 7 is formed under the action of the platform portion 12; the nozzle semi-finished product cold press molding die is simple in structure, greatly reduces manufacturing cost and is very convenient to use.
As shown in fig. 2 and 3, there are two flat groove portions 7, and there are two flat platform portions 12;
the two flat groove portions 7 are symmetrically distributed on the outer peripheral portion of the nozzle semi-finished product 100.
As shown in fig. 1 and 2, the nozzle semi-finished product 100 may have an inner cavity therein;
the inner cavity can comprise an upper conical section 13, a lower conical section 14 and a conical bottom 15 which are arranged from top to bottom in sequence;
the lower end of the punch 4 has a conical head 16 for forming the conical bottom 15, a lower conical wall 17 for forming the lower conical section 14 and an upper conical wall 18 for forming the upper conical section 13.
In this embodiment, the taper of the upper tapered section 13 is greater than the taper of the lower tapered section 14.
As shown in fig. 1 and 2, the mold core 3 may be provided therein with a liftout hole 19 communicating with the molding cavity 8;
an ejector rod 20 adapted to eject the nozzle semi-finished product 100 out of the molding cavity 8 is slidably connected in the ejector hole 19.
As shown in fig. 1, a guide device for guiding the upper mold plate 1 and the lower mold plate 2 to be matched is arranged between the upper mold plate 1 and the lower mold plate 2.
As shown in fig. 1, the guiding device may include at least one guide post 21 and a guide sleeve 22 corresponding to the guide post 21 one by one;
the guide post 21 is connected to any one of the upper template 1 and the lower template 2;
the guide sleeve 22 is connected to the other one of the upper template 1 and the lower template 2;
the guide sleeve 22 is connected with the corresponding guide post 21 in a sliding fit manner so as to guide the upper die and the lower die to be matched; in this embodiment, the guide posts 21 are connected to the lower mold plate 2, and the guide sleeves 22 are connected to the upper mold plate 1.
As shown in fig. 1 and 2, the lower template 2 may include a seat 23 and a lower fixing plate 24; wherein the content of the first and second substances,
the lower end part of the mold core 3 is provided with a boss part 25;
the base body 23 is provided with a mounting hole for mounting the mold core 3;
a step part 26 which is used for abutting against the upper end surface of the boss part 25 is arranged in the mounting hole;
the lower fixing plate 24 is connected to the base 23 and abuts against the lower end of the mold core 3 to press the mold core 3 against the step 26.
As shown in fig. 1, the base 23 is connected to the lower fixing plate 24 by a plurality of bolts 27;
the bolts 27 are circumferentially and uniformly distributed around the central axis of the core 3.
The working principle of the utility model is as follows:
the blank 9 is placed in the forming cavity 8, then the upper die plate 1 and the lower die plate 2 are matched to drive the punch 4 and the die core 3 to be matched and cold press the blank 9, the blank 9 is formed in the conical cavity 11 to obtain the conical part 6, the cylindrical part 5 is formed in the cylindrical cavity 10, and the flat groove part 7 is formed under the action of the platform part 12.
The above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A nozzle semi-finished product cold-pressing forming die is characterized by comprising an upper template (1), a lower template (2), a die core (3) and a punch (4); wherein the content of the first and second substances,
the nozzle semi-finished product (100) comprises a cylindrical part (5), a conical part (6) connected to the cylindrical part (5) and at least one flat groove part (7) arranged on the outer periphery of the nozzle semi-finished product (100);
the mold core (3) is connected to the lower template (2), and a molding cavity (8) is arranged in the mold core (3);
the forming cavity (8) is used for placing a blank (9);
the forming cavity (8) comprises a cylindrical cavity (10) for forming the cylindrical portion (5) and a conical cavity (11) for forming the conical portion (6);
a platform part (12) which corresponds to the flat groove part (7) and is used for forming the corresponding flat groove part (7) is further arranged in the forming cavity (8);
the punch (4) is connected to the upper die plate (1), and the punch (4) is suitable for punching the blank (9) when the upper die plate (1) and the lower die plate (2) are matched so as to mold the blank (9) in the molding cavity (8) to obtain the nozzle semi-finished product (100).
2. The cold press molding die for nozzle semi-finished products of claim 1,
the number of the flat groove parts (7) is two, and the number of the flat platform parts (12) is two;
the two flat groove parts (7) are symmetrically distributed on the outer periphery of the nozzle semi-finished product (100).
3. The cold press molding die for nozzle semi-finished products of claim 1,
an inner cavity is formed in the nozzle semi-finished product (100);
the inner cavity comprises an upper conical section (13), a lower conical section (14) and a conical bottom (15) which are sequentially arranged from top to bottom;
the lower end of the punch (4) has a conical head (16) for forming the conical bottom (15), a lower conical wall (17) for forming the lower conical section (14) and an upper conical wall (18) for forming the upper conical section (13).
4. The cold press molding die for nozzle semi-finished products of claim 3,
the taper of the upper tapered section (13) is greater than the taper of the lower tapered section (14).
5. The cold press molding die for nozzle semi-finished products of claim 1,
the mold core (3) is internally provided with a material ejecting hole (19) communicated with the molding cavity (8);
and an ejection rod (20) which is suitable for ejecting the nozzle semi-finished product (100) out of the forming cavity (8) is connected in the ejection hole (19) in a sliding way.
6. The cold press forming die for the nozzle semi-finished product according to claim 1, wherein a guide device for guiding the die assembly of the upper die plate (1) and the lower die plate (2) is arranged between the upper die plate (1) and the lower die plate (2).
7. The cold press forming die for nozzle semi-finished products according to claim 6, wherein the guiding means comprises at least one guide post (21) and guide sleeves (22) corresponding to the guide posts (21) one by one;
the guide post (21) is connected to any one of the upper template (1) and the lower template (2);
the guide sleeve (22) is connected to the other one of the upper template (1) and the lower template (2);
the guide sleeves (22) are connected with the corresponding guide columns (21) in a sliding fit mode so as to guide the upper die and the lower die to be matched.
8. The nozzle semi-finished cold press forming die according to claim 1, wherein the lower die plate (2) comprises a seat body (23) and a lower fixing plate (24); wherein the content of the first and second substances,
the lower end part of the mold core (3) is provided with a boss part (25);
the base body (23) is internally provided with a mounting hole for mounting the mold core (3);
a step part (26) which is used for abutting against the upper end surface of the boss part (25) is arranged in the mounting hole;
the lower fixing plate (24) is connected to the base body (23) and abuts against the lower end of the mold core (3) so as to press the mold core (3) on the step part (26).
9. The nozzle blank cold press forming die of claim 8,
the base body (23) is connected with the lower fixing plate (24) through a plurality of bolts (27);
the bolts (27) are circumferentially and uniformly distributed by taking the central shaft of the mold core (3) as a circle center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220052580.9U CN216679854U (en) | 2022-01-10 | 2022-01-10 | Nozzle semi-finished product cold press molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220052580.9U CN216679854U (en) | 2022-01-10 | 2022-01-10 | Nozzle semi-finished product cold press molding die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216679854U true CN216679854U (en) | 2022-06-07 |
Family
ID=81825446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220052580.9U Active CN216679854U (en) | 2022-01-10 | 2022-01-10 | Nozzle semi-finished product cold press molding die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216679854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117326871A (en) * | 2023-12-01 | 2024-01-02 | 浙江吉成新材股份有限公司 | Boron carbide nozzle and preparation method thereof |
-
2022
- 2022-01-10 CN CN202220052580.9U patent/CN216679854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117326871A (en) * | 2023-12-01 | 2024-01-02 | 浙江吉成新材股份有限公司 | Boron carbide nozzle and preparation method thereof |
| CN117326871B (en) * | 2023-12-01 | 2024-02-09 | 浙江吉成新材股份有限公司 | Boron carbide nozzle and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201543736U (en) | Hollow tube reducing device | |
| CN108607890B (en) | Die for rotationally extruding helical-tooth internal gear | |
| CN216679854U (en) | Nozzle semi-finished product cold press molding die | |
| CN113059016B (en) | Thinning, stretching and extruding composite forming die for large-height-diameter ratio cylinder | |
| CN201552248U (en) | Thick wall pipe precise expanding universal expansion-type die | |
| CN210475272U (en) | Processing equipment for motor rotating shaft | |
| CN104826937A (en) | Tailcone forming mould and forming method of tailcone forming mould | |
| CN111822640A (en) | Novel draw bar tooling die | |
| CN207272076U (en) | A kind of hydraulic press extrusion forming die for blank | |
| CN206373294U (en) | A kind of combined type shape expanding machine frock | |
| CN108215246B (en) | Forming tool for porous composite part and using method thereof | |
| CN203236263U (en) | Sealing head turning and alignment tool | |
| CN113290193A (en) | Forming die of hinge beam of cubic apparatus press | |
| CN112893738A (en) | Material ejecting device for high-pressure forming of high-density titanium electrode in die forging press | |
| CN108712033A (en) | A kind of rotor Lamination mould location structure | |
| CN104690206A (en) | Die for producing axle sleeve part and production method of die | |
| CN212551553U (en) | Novel draw bar tooling die | |
| CN209077454U (en) | A kind of guide cylinder internal spline cold extrusion die | |
| CN208597009U (en) | A kind of rotor Lamination mould location structure | |
| CN210450355U (en) | One-way sleeve pin column extrusion device | |
| CN210497766U (en) | Ring shaping die | |
| CN219541466U (en) | Spoke forming oil press | |
| CN220219313U (en) | Rubber and metal framework jogged product mould | |
| CN219535842U (en) | Motor rotor magnetic steel fixing tool | |
| CN211304465U (en) | Drawing die for processing metal container |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |