CN218425129U - Edge folding and pressing composite forming mechanism - Google Patents
Edge folding and pressing composite forming mechanism Download PDFInfo
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- CN218425129U CN218425129U CN202222378676.7U CN202222378676U CN218425129U CN 218425129 U CN218425129 U CN 218425129U CN 202222378676 U CN202222378676 U CN 202222378676U CN 218425129 U CN218425129 U CN 218425129U
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Abstract
The utility model relates to a hem pressfitting composite forming mechanism, which comprises an upper die component and a lower die component which are mutually matched, and a workpiece body arranged between the upper die component and the lower die component, wherein a first bending station, a second bending station and a third bending station which are mutually matched and sequentially arranged are arranged on the upper die component and the lower die component from one end to the other end; first station of bending is including pressing material backplate, the first lower mould of bending to and set up and push down the first pressure flitch of work piece body up end between pressing material backplate and the first lower mould of bending, the utility model discloses a multiple positioning has improved the precision of punching a hole, bending, flattening plastic, simultaneously through a plurality of stations of bending, bends step by step to the work piece body, has improved the effect of bending, realizes very easily that big batch, high-speed production are produced, and the part qualification rate is high moreover, has improved product production efficiency, has very strong practicality.
Description
Technical Field
The utility model belongs to the technical field of the automobile oil tank spare part processing equipment technique and specifically relates to a hem pressfitting composite forming mechanism.
Background
In the large background of industry 4.0, the automation degree of the automobile part production industry is higher and higher.
The progressive die can be used for continuously punching a large quantity of slender parts such as oil tank upper belts. However, the oil tank binding belt type parts are installed on a vehicle chassis to bear the weight of an oil tank and gasoline, and are subjected to external impact force, so that the strength of an oil tank binding belt needs to be enhanced, and the installation parts at the two ends of the binding belt are subjected to a composite layer structure design in a pressing mode.
Many dies are needed for single-process production, multiple turnover transportation is needed, and parts are easy to deform. The parts produced in a single process have poor repeated positioning, low precision of the parts, low percent of pass of the parts and low production efficiency, and are not suitable for mass production.
Therefore, a flanging pressing composite forming mechanism is provided
SUMMERY OF THE UTILITY MODEL
The applicant provides a hem pressfitting composite forming mechanism to the shortcoming among the above-mentioned prior art to improve the precision of punching a hole, bending, flattening plastic, through a plurality of stations of bending, bend the work piece body step by step simultaneously, improved the effect of bending.
The utility model discloses the technical scheme who adopts as follows:
a flanging pressing and composite forming mechanism comprises an upper die assembly, a lower die assembly and a workpiece body, wherein the upper die assembly and the lower die assembly are matched with each other, the workpiece body is arranged between the upper die assembly and the lower die assembly, and a first bending station, a second bending station and a third bending station which are matched with each other and sequentially arranged are arranged on the upper die assembly and the lower die assembly from one end to the other end;
the first bending station comprises a material pressing back plate, a first bending lower die and a first material pressing plate which is arranged between the material pressing back plate and the first bending lower die and used for pressing the upper end face of the workpiece body, and a bending male die which can be matched with the first bending lower die and used for bending the end part of the workpiece body is inserted in the material pressing back plate in a sliding mode;
the second bending station comprises a second pressure plate and a floating plate, the second pressure plate is connected with a bending upper die pressed on the workpiece body, and one side of the floating plate is connected with a second bending lower die matched with the bending upper die and used for bending the workpiece body;
the third bending station comprises a side forming block and a second back plate which are pressed on the workpiece body, one side, close to the end of the workpiece body, of the second back plate is connected with a wedge component capable of sliding horizontally, and a side bending convex die which is matched with the second back plate and bends the workpiece body is connected to the wedge component.
It is further characterized in that:
the workpiece body comprises a workpiece connecting part and a bending part needing bending operation.
One end of the first bending lower die, which is close to the workpiece connecting portion, is connected with a first material blocking back plate which is matched with the material pressing back plate and used for positioning the workpiece connecting portion, the other end of the first bending lower die is connected with a first lower clamping plate which is used for radially limiting the bending male die, and a second positioning column which is used for positioning the bending portion is further connected onto the first bending lower die.
The floating plate and the second bending lower die are connected to the same lower backing plate, a second lower clamping plate for extruding and positioning the second bending lower die is further connected to the lower backing plate, a first guide nail for positioning the bending part is connected to the floating plate, and a through hole matched with the first guide nail is formed in the bending upper die.
The second back plate is connected with a second guide nail for positioning the bent part, an arc-shaped folding edge which is matched with the side forming tool quickly and used for positioning the workpiece body is arranged on the second back plate, and one side of the side forming tool, which is close to the end of the workpiece body, is provided with an oblique opening.
The upper die assembly and the lower die assembly are further provided with mutually matched flattening stations, each flattening station comprises a third pressure plate and a lower forming block for placing the workpiece body, and the third pressure plate is connected with an upper forming block in a sliding and inserting mode, the upper forming block is matched with the lower forming block to flatten the workpiece body.
And the lower forming block is connected with a third guide nail for positioning the bent part.
The punching machine is characterized in that punching stations matched with each other are further arranged on the upper die assembly and the lower die assembly, each punching station comprises a punching tool bit and a technology punching matched with each other, and a first positioning column for positioning the workpiece body is arranged on each punching station.
Go up still be provided with the plastic station of mutually supporting on mould subassembly and the lower mould subassembly, the plastic station includes wraps up extruded last shaping block and lower shaping block to the work piece body.
The material pressing back plate, the second material pressing plate, the side forming block, the upper forming block and the upper shaping block are all connected to the upper die assembly and move up and down along with the upper die assembly.
The beneficial effects of the utility model are as follows:
the utility model has the advantages of being compact and reasonable in structure, convenient operation through multiple positioning, has improved the precision of punching a hole, bending, flattening plastic, simultaneously through a plurality of stations of bending, bends the work piece body step by step, has improved the effect of bending, realizes very easily big batch, high-speed production, and the part qualification rate is high moreover, has improved product production efficiency, has very strong practicality.
And simultaneously, the utility model discloses still possess following advantage:
(1) Through the cooperation and the feeder of last mould subassembly and bed die assembly, can realize automated production, improve work efficiency.
(2) Bending step by setting a first bending station, a second bending station, a third bending station and a plurality of stations of a flattening station, and improving the bending effect.
(3) The machining precision is improved by carrying out multiple positioning on the workpiece body.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is the enlarged schematic view of the punching station structure of the utility model.
Fig. 4 is the enlarged schematic view of the first bending station structure of the present invention.
Fig. 5 is an enlarged schematic view of the second bending station structure of the present invention.
Fig. 6 is an enlarged schematic view of the third bending station structure of the present invention.
Fig. 7 is the enlarged schematic view of the structure of the flattening station of the utility model.
Fig. 8 is an enlarged schematic view of the shaping station structure of the present invention.
Fig. 9 is a schematic view of the working state of the first bending station of the present invention.
Fig. 10 is a schematic view of the working state of the second bending station of the present invention.
Fig. 11 is a schematic view of the working state of the third bending station of the present invention.
Fig. 12 is a schematic diagram of the working state of the pressing station of the present invention.
Fig. 13 is a schematic diagram of the working state of the shaping station of the present invention.
Fig. 14 is a schematic view of the structure of the workpiece body of the present invention.
Fig. 15 is a cross-sectional view of section B-B of fig. 14.
Fig. 16 is a partially enlarged view of a portion C in fig. 15.
Wherein:
1. an upper die assembly; 2. a lower die assembly; 3. a punching station; 4. a first bending station; 5. a second bending station; 6. a third bending station; 7. a flattening station; 8. a shaping station; 9. a workpiece body;
301. a punching cutter head; 302. a first positioning post; 303. technological punching;
401. a material pressing back plate; 402. a first bending lower die; 403. a first material blocking back plate; 404. a first lower splint; 405. bending the male die; 406. a first pressure plate; 407. a second positioning column;
501. a second pressure plate; 502. a lower base plate; 503. bending the upper die; 504. a second bending lower die; 505. a second lower splint; 506. a first pilot pin; 507. a floating plate;
601. the side forming is quick; 602. a second back plate; 603. side bending male die; 604. a cam assembly; 605. a second pilot pin;
701. a lower forming block; 702. a third material pressing plate; 703. mounting a forming block; 704. a third pilot pin;
801. an upper shaping block; 802. a lower shaping block;
901. a workpiece connecting portion; 902. a bending part.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
Example 1
As shown in fig. 1 to 16, a hemming and press-fitting composite forming mechanism includes an upper die assembly 1 and a lower die assembly 2 which are matched with each other, and a workpiece body 9 arranged between the upper die assembly 1 and the lower die assembly 2, where the workpiece body 9 includes a workpiece connecting portion 901 and a bending portion 902 which needs to be bent;
the upper die assembly 1 and the lower die assembly 2 are respectively provided with a first bending station 4, a second bending station 5, a third bending station 6 and a flattening station 7 which are matched with each other and sequentially arranged from one end to the other end, and the workpiece body 9 can be sequentially bent to form a progressive effect so as to achieve the purpose of bending;
the first bending station 4 comprises a material pressing back plate 401 and a first bending lower die 402 for placing a workpiece body 9, a bending convex die 405 is arranged between the material pressing back plate 401 and the first bending lower die 402, meanwhile, a first material pressing plate 406 can press the upper end face of the workpiece body 9 to be matched with the first bending lower die 402 to fix the workpiece body 9, a second positioning column 407 for positioning a bending portion 902 is further connected to the first bending lower die 402, a bending convex die 405 is inserted into the material pressing back plate 401 in a sliding mode, the bending convex die 405 and the first bending lower die 402 are matched with each other to bend the end portion of the workpiece body 9, one end, close to the workpiece connecting portion 901, of the first bending lower die 402 is connected with a first material blocking back plate 403, the first material blocking back plate 403 is matched with the material pressing back plate 401 to position the workpiece connecting portion 901, the other end of the first bending lower die 402 is connected with a first material blocking convex die 404 for radially limiting the bending convex die 405, and the effect of the bending convex die 405 is prevented from being influenced by the phenomenon that the material pressing shift occurs when the material pressing back plate 401 moves.
The second bending station 5 comprises a second pressure plate 501 and a floating plate 507 for placing the workpiece body 9, the second pressure plate 501 is connected with a bending upper die 503 pressed on the workpiece body 9, one side of the floating plate 507 close to the end of the workpiece body 9 is connected with a second bending lower die 504 matched with the bending upper die 503 and used for bending the workpiece body 9, the floating plate 507 is connected with a first guide nail 506 positioned on the bending portion 902, and the bending upper die 503 is provided with a through hole matched with the first guide nail 506 to prevent interference, and the floating plate 507 adopts a floating design to enable the workpiece body 9 to be separated from a position which is not easy to demold.
Floating plate 507 and the second lower mould 504 of bending all connect on same lower bolster 502, conveniently fix floating plate 507, the second lower mould 504 of bending, and still be connected with on the lower bolster 502 and bend the second lower mould 504 and carry out the second lower splint 505 that extrudes the location to the second, prevent that the second lower mould 504 of bending from appearing the condition of shifting, the influence is bent.
The third bending station 6 comprises a side forming block 601 pressed on the workpiece body 9 and a second back plate 602 used for placing the workpiece body 9, one side, close to the end of the workpiece body 9, of the second back plate 602 is connected with a wedge component 604 capable of sliding horizontally, the wedge component 604 is used under the action of a driving cylinder through cooperation of a wedge and a sliding block to realize displacement, a side bending convex die 603 which is matched with the second back plate 602 and bends the workpiece body 9 is connected onto the wedge component 604, a second guide nail 605 which is used for positioning a bending part 902 is connected onto the second back plate 602, meanwhile, an arc-shaped folding edge which is matched with the side forming block 601 and positions the workpiece body 9 is arranged on the second back plate 602, and one side, close to the end of the workpiece body 9, of the side forming block 601 is provided with a bevel opening.
The flattening station 7 comprises a third pressure plate 702 and a lower forming block 701 for placing the workpiece body 9, an upper forming block 703 matched with the lower forming block 701 for flattening the workpiece body 9 is inserted and slid on the third pressure plate 702, and a third guide nail 704 for positioning the bent part 902 is connected to the lower forming block 701.
Pressing material backplate 401, second pressing plate 501, side shaping in this application are fast 601, are gone up shaping block 703 and are gone up shaping block 801 and all connect on last mould subassembly 1 and reciprocate along with last mould subassembly 1.
Example 2
As shown in fig. 3, the difference from the present embodiment 1 is that: the upper die assembly 1 and the lower die assembly 2 are further provided with a punching station 3 which is matched with each other, the punching station 3 comprises a punching tool bit 301 and a technical punching 303 which are matched with each other, and a first positioning column 302 which is used for positioning the workpiece body 9, so that the punching and trimming design of the product is realized.
Example 3
As shown in fig. 8 and 13, the difference from embodiment 1 is that: still be provided with shaping station 8 of mutually supporting on last mould subassembly 1 and lower mould subassembly 2, shaping station 8 includes and wraps up extruded last shaping block 801 and lower shaping block 802 to work piece body 9, realizes the plastic to the product, improves product quality.
The specific working principle is as follows:
the workpiece body 9 is conveyed to a punching station 3 under the action of a feeder, a corresponding hole is punched through the cooperation of a punching tool bit 301 and a process punching 303, after punching, feeding is continued to a first bending station 4, the end part of the workpiece body 9 is bent through the cooperation of a bending male die 405 and a first bending lower die 402, then feeding is continued to a second bending station 5, the workpiece body 9 is bent through the cooperation of a second bending lower die 504 and a bending upper die 503, then the workpiece body 9 is bent again through driving a side bending male die 603 to move to a side forming block 601 through a wedge component 604 in feeding to a third bending station 6, then feeding is continued to a flattening station 7, the workpiece body 9 is flattened through the cooperation of an upper forming block and a lower forming block 701, then the workpiece body is conveyed to a shaping station 8, the flattened workpiece body 9 is shaped, the product quality is improved, the whole operation process is completed, the whole process is realized through multiple positioning, the precision of punching, bending and flattening is improved, the bending effect is improved, the mass and high-speed production efficiency is realized, and the product yield is increased, and the practical production efficiency is increased.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (10)
1. The utility model provides a hem pressfitting composite forming mechanism, includes last mould subassembly (1) and bed die subassembly (2) of mutually supporting to and set up work piece body (9) between last mould subassembly (1) and bed die subassembly (2), its characterized in that: a first bending station (4), a second bending station (5) and a third bending station (6) which are matched with each other and sequentially arranged are arranged on the upper die assembly (1) and the lower die assembly (2) from one end to the other end;
the first bending station (4) comprises a material pressing back plate (401), a first bending lower die (402) and a first material pressing plate (406) which is arranged between the material pressing back plate (401) and the first bending lower die (402) and presses the workpiece body (9), and a bending male die (405) which can be matched with the first bending lower die (402) and bends the end part of the workpiece body (9) is inserted in the material pressing back plate (401) in a sliding mode;
the second bending station (5) comprises a second pressure plate (501) and a floating plate (507), the second pressure plate (501) is connected with a bending upper die (503) pressed on the workpiece body (9), and one side of the floating plate (507) is connected with a second bending lower die (504) matched with the bending upper die (503) and used for bending the workpiece body (9);
the third bending station (6) comprises a side forming block (601) and a second back plate (602) which are pressed on the workpiece body (9), one side, close to the end part of the workpiece body (9), of the second back plate (602) is connected with a wedge component (604) capable of sliding horizontally, and the wedge component (604) is connected with a side bending convex die (603) which is matched with the second back plate (602) and bends the workpiece body (9).
2. A hemming press composite forming mechanism according to claim 1 wherein: the workpiece body (9) comprises a workpiece connecting part (901) and a bending part (902) needing bending operation.
3. A hemming press composite forming mechanism according to claim 2 wherein: one end, close to the workpiece connecting portion (901), of the first bending lower die (402) is connected with a first material blocking back plate (403) which is matched with the material pressing back plate (401) and used for locating the workpiece connecting portion (901), the other end of the first bending lower die (402) is connected with a first lower clamping plate (404) which is used for radially limiting the bending male die (405), and the first bending lower die (402) is further connected with a second locating column (407) which is used for locating the bending portion (902).
4. A hemming press composite forming mechanism according to claim 2 wherein: superficial flitch (507) with second bending lower mould (504) all connect on same lower bolster (502), and still be connected with on lower bolster (502) and carry out second lower splint (505) that extrude the location to second bending lower mould (504), superficial flitch (507) is last to be connected with first leading positive nail (506) of fifty percent discount portion (902) location, and bend and set up on last mould (503) with first leading positive nail (506) assorted through-hole.
5. A hemming press composite forming mechanism according to claim 2 wherein: the second back plate (602) is connected with a second guide nail (605) for positioning the bent part (902), an arc-shaped folding edge which is matched with the side forming block (601) and used for positioning the workpiece body (9) is arranged on the second back plate (602), and one side of the side forming block (601) close to the end part of the workpiece body (9) is provided with an inclined opening.
6. A hemming press fit composite forming mechanism according to claim 5 wherein: go up still to be provided with the station (7) that flattens of mutually supporting on mould subassembly (1) and the bed die subassembly (2), the station (7) that flattens includes third pressure flitch (702) and places lower shaping piece (701) of work piece body (9), and it has last shaping piece (703) that flatten work piece body (9) to cooperate with lower shaping piece (701) to slide to peg graft on third pressure flitch (702).
7. A hemming press fit composite forming mechanism according to claim 6 wherein: and a third guide nail (704) for positioning the bent part (902) is connected to the lower forming block (701).
8. A hemming press composite forming mechanism according to claim 7 wherein: go up still be provided with the station (3) that punches a hole of mutually supporting on mould subassembly (1) and the bed die subassembly (2), punch a hole station (3) and punch a hole (303) including the tool bit (301) that punches a hole and technology that mutually support to and carry out first reference column (302) of location to work piece body (9).
9. A hemming press composite forming mechanism according to claim 8 wherein: go up still be provided with plastic station (8) of mutually supporting on mould subassembly (1) and the bed die subassembly (2), plastic station (8) are including wrapping up extruded last shaping block (801) and lower shaping block (802) to work piece body (9).
10. A hemming press fit composite forming mechanism according to claim 9 wherein: the material pressing back plate (401), the second material pressing plate (501), the side forming block (601), the upper forming block (703) and the upper shaping block (801) are connected to the upper die assembly (1) and move up and down along with the upper die assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378676.7U CN218425129U (en) | 2022-09-07 | 2022-09-07 | Edge folding and pressing composite forming mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378676.7U CN218425129U (en) | 2022-09-07 | 2022-09-07 | Edge folding and pressing composite forming mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218425129U true CN218425129U (en) | 2023-02-03 |
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ID=85102593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222378676.7U Active CN218425129U (en) | 2022-09-07 | 2022-09-07 | Edge folding and pressing composite forming mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218425129U (en) |
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2022
- 2022-09-07 CN CN202222378676.7U patent/CN218425129U/en active Active
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