CN112872180A - Local module integration quick-change connecting structure of vehicle body part mould - Google Patents
Local module integration quick-change connecting structure of vehicle body part mould Download PDFInfo
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- CN112872180A CN112872180A CN202110132886.5A CN202110132886A CN112872180A CN 112872180 A CN112872180 A CN 112872180A CN 202110132886 A CN202110132886 A CN 202110132886A CN 112872180 A CN112872180 A CN 112872180A
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- local
- conical surface
- hole
- vehicle body
- conical
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to a local module integrated quick-change connecting structure of a vehicle body part mould, which is suitable for connecting a local quick-change module of a vehicle body mould; the part of the local connecting hole of the vehicle body mould is provided with a conical surface jacking screw, an easily-worn local mould structure, a conical surface jacking block and a vehicle body mould; the functions of positioning, fixing and jacking the local die structure which is easy to wear are realized by screwing the conical surface jacking screw; the automobile body part forming die comprises an automobile body die (1), a conical surface tightening screw (4), a local connecting hole (6), a conical surface tightening block (2) and an easily-worn local die structure (5).
Description
Technical Field
The invention relates to a local module integrated quick-change connecting structure of a vehicle body part die, which is suitable for connecting a local quick-change module of a vehicle body die and also suitable for quickly changing other large dies, and is particularly suitable for connecting the local module quick-change module of the large vehicle body die.
Background
The automobile body die volume and weight are all great, and it is more to use the mould material, and the structure of automobile body part is more complicated, makes to accomplish an automobile body part and needs a plurality of moulds sometimes, leads to the automobile body mould quantity of an automobile type very much, occupies more stamping equipment and factory building space. When the local faults of abrasion, crack and the like of the automobile body mold occur, the mold needs to be repaired. In order to facilitate repair, the vehicle body mold applies a local replacement module, so that the mold can be repaired conveniently, and local change of a product is facilitated. When a quick-change structure is arranged, the scheme of the invention is provided for reducing the influence on the strength of the original die and realizing quick change and single-person operation.
Disclosure of Invention
The invention aims to provide a local module integrated quick-change connecting structure of a vehicle body part mould aiming at the defects, a local connecting hole is processed on the vehicle body mould, and the three functions of fixing, positioning and jacking are realized by matching with a connecting part of an easily worn local mould structure; the structure is characterized by comprising a conical surface jacking screw, an easily-worn local die structure, a conical surface jacking block and a vehicle body die local connecting hole part.
In order to achieve the purpose, the invention adopts the following technical measures:
the integrated quick-change connecting structure of the local module of the vehicle body part mould is realized by adopting the following scheme: a local module integrated quick-change connecting structure of a vehicle body part mold has the functions of positioning, fixing and jacking an easily worn local mold structure by screwing a conical surface jacking screw, and the specific structure consists of the conical surface jacking screw, the easily worn local mold structure, a conical surface jacking block and a local connecting hole part of the vehicle body mold; automobile body mould (1) has automobile body mould local connecting hole (6), local connecting hole (6) have first short side (20), second short side (21), first long side (11), the long side of second (7) and push up tight side (10), there is fastening screw hole (8) local connecting hole's (6) bottom surface, local connecting hole (6) are connected with the local connection arch (12) cooperation of easy wearing and tearing local mould structure (5), local connection arch (12) have top tight hole (3), conical surface top tight piece (2) is equipped with in top tight hole (3), the butt end of conical surface top tight piece (2) with push up tight side (10) contact top tightly, easy wearing and tearing local mould structure (5) have toper mounting hole (13), conical surface top tight screw (4) coaxial arrangement in toper mounting hole (13), the conical surface tightening screw (4) is provided with a conical surface (17), a thread (19) and a tightening structure (18), the axis of the conical surface (17) is perpendicular to the axis of the tightening hole (3), the thread (19) is matched with the fastening threaded hole (8) for installation, the conical surface tightening block (2) is provided with a partial conical surface (20), the partial conical surface (20) is in contact installation with the conical surface (17), the radius size of the contact position of the partial conical surface (20) is larger than that of the conical surface (17), the contact position of the partial conical surface (20) and the conical surface (17) is ensured to be near the symmetry line of the conical surface, the conical vertex angles of the partial conical surface (20) and the conical surface (17) are both larger than 6 degrees so as to ensure that the conical surface tightening block (2) has enough axial movement distance, the local connecting hole (6) is provided with an inner transition fillet (9), the local connection bulge (12) is provided with an outer transition fillet (15), the radius of the outer transition fillet (15) is smaller than that of the inner transition fillet (9), so that the local connection hole (6) can well accommodate the local connection bulge (12), and meanwhile, the local stress concentration of the vehicle body mold (1) is reduced, the middle part of the conical surface (20) is provided with a narrow area (22), the narrow area (22) is in contact with the side surface of the conical surface jacking block (2), the radius of a complete section circular arc (24) of the conical surface (17) of the conical surface jacking block (2) is smaller than that of a partial section circular arc (23) of the conical surface jacking screw (4), the conical surface jacking screw (4) can still be tightly jacked under the condition of abrasion, the shape of the local connection hole (6) is trapezoidal, the side of local connection arch (12) with trapezoidal side (25) contact installation of local connecting hole (6), local connection arch (12) have been seted up toper mounting hole (13), conical surface top tight piece (2) install in top tight hole (3), the bottom surface contact of conical surface top tight piece (2) install in the trapezoidal bottom surface of local connecting hole (6), spacing groove (27) have been seted up to the inner wall of local connecting hole (6), the head of conical surface top tight piece (2) stretches into spacing groove (27), local connecting hole (6) local connection arch (12) toper mounting hole (13) with the number of conical surface top tight piece (2) is 1-8 to satisfy not unidimensional the clamp force requirement of easy wearing and tearing local mould structure (5).
The invention discloses a local module integrated quick-change connecting structure of a vehicle body part die, which adopts components such as a conical surface tightening screw, an easily-worn local die structure, a conical surface tightening block, a vehicle body die local connecting hole and the like to finish machining of a small-size hole in the vehicle body die, namely finishing the connection and quick change of a local die.
The invention discloses a local module integrated quick-change connecting structure of a vehicle body part mould, which is characterized in that:
1. the characteristic that a local stamping part of the car body die mainly bears pressure is utilized, a local connecting hole is designed on the car body die, the car body die has the advantages of small change, easiness in processing, convenience in arrangement and the like, and meanwhile, the influence of the processed hole on the local rigidity of the car body die is small;
2. the conical surface jacking screw can realize the positioning, jacking and fixing of the local die structure easy to wear when screwed down, can realize one-man one-hand operation, and saves labor when maintaining the die;
3. the design scheme of trapezoidal side can realize a plurality of toper mounting holes and the tight piece of conical surface top, satisfies the requirement of the local big clamp force of the local mould structure of easy wearing and tearing.
The invention relates to a local module integrated quick-change connecting structure of a vehicle body part mould, which is suitable for quickly changing a local structure of a vehicle body mould.
Drawings
The invention will be further explained with reference to the drawings.
Fig. 1 to 9 show an embodiment of a partially modular integrated quick-change coupling for a body part according to the invention, the practical use of which is not limited to the embodiment.
Detailed Description
Referring to the attached drawings 1, 2, 3, 4, 5, 6, 7, 8 and 9, the local module integrated quick-change connecting structure for the vehicle body part mold is characterized in that: the automobile body mould 1 is provided with an automobile body mould local connecting hole 6, the local connecting hole 6 is provided with a first short side surface 20, a second short side surface 21, a first long side surface 11, a second long side surface 7 and a tight pushing side surface 10, the lengths of the first short side surface 20, the second short side surface 21 and the tight pushing side surface 10 are 15mm, the included angle between the first short side surface 20 and the tight pushing side surface 10 is 117 degrees, the included angle between the second short side surface 21 and the tight pushing side surface 10 is 117 degrees, the lengths of the first long side surface 11 and the second long side surface 7 are 24mm, the included angle is 77 degrees, the included angle between the first long side surface 11 and the second short side surface 21 is 117 degrees, the included angle between the second long side surface 7 and the first short side surface 20 is 117 degrees, a fastening threaded hole 8 is arranged on the bottom surface of the local connecting hole (6), the fastening threaded hole 8 is M10 multiplied by 16, the local connecting hole (6) is matched and connected with a local connecting bulge 12 of the easy-to-wear local mould structure 5, the, the size of the local connecting bulge 12 is slightly smaller than that of the local connecting hole 6, the local connecting bulge and the local connecting hole are in clearance fit, the assembly and disassembly are convenient, the local connecting bulge 12 is provided with a tightening hole 3, the diameter of the tightening hole 3 is 12mm, a conical surface tightening block 2 is arranged in the tightening hole 3, the diameter of the conical surface tightening block 2 is 11.8mm, the butt end of the conical surface tightening block 2 is in contact tightening with a tightening side surface 10, the easy-wear local mould structure 5 is provided with a conical mounting hole 13, the cone apex angle of the conical mounting hole 13 is 6 degrees, the conical surface tightening screw 4 is coaxially mounted in the conical mounting hole 13, the conical surface tightening screw 4 is provided with a conical surface 17, a thread 19 and a tightening structure 18, the cone apex angle of the conical surface 17 is 6 degrees, the thread 19 is M8, the tightening structure 18 is an outer hexagon nut, the tightening structure can be one of an outer hexagon, a square inner hexagon and the like, the axis of the conical surface 17 is vertically mounted, the conical surface tightening block 2) is provided with a partial conical surface 20, the conical apex angle of the conical surface 20 is 6 degrees, the partial conical surface 20 is installed in contact with the conical surface 17, the radius size of the contact position of the partial conical surface 20 is larger than that of the conical surface 17, and the contact position of the partial conical surface 20 and the conical surface 17 is ensured to be near the symmetry line of the conical surface.
Claims (8)
1. A local module integrated quick-change connecting structure of a vehicle body part mold has the function of quickly changing an easily-worn part of the vehicle body mold and is characterized in that the structure consists of a conical surface jacking screw, an easily-worn local mold structure, a conical surface jacking block and a local connecting hole part of the vehicle body mold; automobile body mould (1) has automobile body mould local connecting hole (6), local connecting hole (6) have first short side (20), second short side (21), first long side (11), the long side of second (7) and push up tight side (10), there is fastening screw hole (8) local connecting hole's (6) bottom surface, local connecting hole (6) are connected with the local connection arch (12) cooperation of easy wearing and tearing local mould structure (5), local connection arch (12) have top tight hole (3), conical surface top tight piece (2) is equipped with in top tight hole (3), the butt end of conical surface top tight piece (2) with push up tight side (10) contact top tightly, easy wearing and tearing local mould structure (5) have toper mounting hole (13), conical surface top tight screw (4) coaxial arrangement in toper mounting hole (13), the conical surface tightening screw (4) is provided with a conical surface (17), threads (19) and a tightening structure (18), the axis of the conical surface (17) is perpendicular to the axis of the tightening hole (3), the threads (19) are matched with the fastening threaded hole (8) for installation, the conical surface tightening block (2) is provided with a partial conical surface (20), and the partial conical surface (20) is in contact installation with the conical surface (17).
2. The structure of claim 1, wherein the radius of the contact position of the partial conical surface (20) is larger than the radius of the conical surface (17).
3. The structure according to claim 1, characterized in that the apex angles of the partial cone surface (20) and the cone surface (17) are both greater than 6 °.
4. A body part mould partial module integrated quick-change coupling structure according to claim 1, characterized in that the partial connection aperture (6) has an inner transition fillet (9), the partial connection projection (12) has an outer transition fillet (15), the radius of the outer transition fillet (15) being smaller than the radius of the inner transition fillet (9).
5. The partially modular integrated quick-change coupling structure for vehicle body parts according to claim 1, characterized in that the middle of the tapered surface (20) has a narrow area (22), the narrow area (22) is in contact with the side surface of the tapered tightening block (2), and the radius of the full section arc (24) of the tapered surface (17) of the tapered tightening block (2) is smaller than the radius of the partial section arc (23) of the tapered tightening screw (4).
6. The local module integration quick-change connecting structure of the vehicle body part mold according to claim 1, wherein the local connecting hole (6) is trapezoidal in shape, the side surface of the local connecting protrusion (12) is installed in contact with the trapezoidal side surface (25) of the local connecting hole (6), the conical mounting hole (13) is opened in the local connecting protrusion (12), the conical pushing block (2) is installed in the pushing hole (3), and the bottom surface of the conical pushing block (2) is installed in contact with the trapezoidal bottom surface of the local connecting hole (6).
7. The integrated quick-change connecting structure of the local module of the vehicle body part mold according to claim 1, characterized in that a limiting groove (27) is formed in the inner wall of the local connecting hole (6), and the head of the conical surface jacking block (2) extends into the limiting groove (27).
8. The integrated quick-change connecting structure of the body part mould local module of claim 6, characterized in that the number of the local connecting holes (6), the local connecting protrusions (12), the conical mounting holes (13) and the conical jacking blocks (2) is 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132886.5A CN112872180A (en) | 2021-01-29 | 2021-01-29 | Local module integration quick-change connecting structure of vehicle body part mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132886.5A CN112872180A (en) | 2021-01-29 | 2021-01-29 | Local module integration quick-change connecting structure of vehicle body part mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112872180A true CN112872180A (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110132886.5A Pending CN112872180A (en) | 2021-01-29 | 2021-01-29 | Local module integration quick-change connecting structure of vehicle body part mould |
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| CN (1) | CN112872180A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010056110A1 (en) * | 2008-11-11 | 2010-05-20 | Wila B.V. | Device for clamping a tool |
| CN101844381A (en) * | 2010-05-11 | 2010-09-29 | 天津理工大学 | Anti-rotation positioning device used for rows of mold cores or punch heads |
| CN203508753U (en) * | 2013-08-22 | 2014-04-02 | 中国第一汽车股份有限公司 | Male die quick-changing structure |
| CN204842646U (en) * | 2015-07-21 | 2015-12-09 | 阳斌 | Drift device and punch press device |
| CN205165563U (en) * | 2015-11-12 | 2016-04-20 | 应志强 | Quick change terrace die structure |
| CN210059517U (en) * | 2019-04-19 | 2020-02-14 | 格致汽车科技股份有限公司 | Punch holder for fine adjustment of punch position |
-
2021
- 2021-01-29 CN CN202110132886.5A patent/CN112872180A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010056110A1 (en) * | 2008-11-11 | 2010-05-20 | Wila B.V. | Device for clamping a tool |
| CN101844381A (en) * | 2010-05-11 | 2010-09-29 | 天津理工大学 | Anti-rotation positioning device used for rows of mold cores or punch heads |
| CN203508753U (en) * | 2013-08-22 | 2014-04-02 | 中国第一汽车股份有限公司 | Male die quick-changing structure |
| CN204842646U (en) * | 2015-07-21 | 2015-12-09 | 阳斌 | Drift device and punch press device |
| CN205165563U (en) * | 2015-11-12 | 2016-04-20 | 应志强 | Quick change terrace die structure |
| CN210059517U (en) * | 2019-04-19 | 2020-02-14 | 格致汽车科技股份有限公司 | Punch holder for fine adjustment of punch position |
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Application publication date: 20210601 |
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