CN212121422U - Rim forming die - Google Patents
Rim forming die Download PDFInfo
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- CN212121422U CN212121422U CN202020663093.7U CN202020663093U CN212121422U CN 212121422 U CN212121422 U CN 212121422U CN 202020663093 U CN202020663093 U CN 202020663093U CN 212121422 U CN212121422 U CN 212121422U
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Abstract
The utility model discloses a rim forming die, which comprises an upper die and a lower die, wherein the upper die is arranged above the lower die; the upper die comprises an upper die base plate, an upper die forming insert and an upper die guide part, and the upper die guide part is fixedly arranged in the center of the lower end surface of the upper die base plate; the lower die comprises a lower die bottom plate, a lower die outer forming insert, a lower die inner forming insert and a lower die mounting part, and the lower die mounting part is fixedly arranged in the center of the upper end surface of the lower die bottom plate; the utility model discloses a rim forming die takes shape the raw materials steel ring through the method of once taking shape and obtains the rim, and the higher weight of rim intensity after the shaping is lighter, can alleviate whole car weight when being applied to the lorry that has more tire quantity, lorry greatly, and is more energy-conserving fuel-efficient.
Description
Technical Field
The utility model relates to a mould especially relates to a rim forming die.
Background
The rim is a component for supporting the tire on the wheel. At present, the conventional rim is manufactured by a traditional processing mode, and a raw material billet is cut into excess materials by dozens of working procedures to manufacture the rim; the rim produced by the traditional processing mode has lower tensile strength, and the thickness of the rim needs to be thickened for ensuring the strength of the rim; because a large number of tires are arranged on the large truck and the large truck, the large truck and the large truck which use the rims produced by the traditional processing mode have heavier weight, and are not beneficial to energy conservation and oil conservation.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a rim forming die.
In order to solve the technical problem, the utility model discloses a technical scheme is: a rim forming die comprises an upper die and a lower die, wherein the upper die is arranged above the lower die;
the upper die comprises an upper die base plate, an upper die forming insert and an upper die guide part, and the upper die guide part is fixedly arranged in the center of the lower end surface of the upper die base plate; the upper die mounting component is movably sleeved on the upper die guide component and can slide up and down along the upper die guide component; the upper die forming insert is sleeved on the upper die mounting part; an upper die nitrogen cylinder is fixedly arranged on the lower end face of the upper die base plate, and the output end of a plug rod of the upper die nitrogen cylinder is fixedly connected with an upper die forming insert; an upper die driving block is arranged at the outer edge of the lower end surface of the upper die bottom plate;
the lower die comprises a lower die bottom plate, a lower die outer forming insert, a lower die inner forming insert and a lower die mounting part, and the lower die mounting part is fixedly arranged in the center of the upper end surface of the lower die bottom plate; the lower die inner forming insert is sleeved on the lower die mounting part; the lower die outer forming insert is slidably arranged on the lower die bottom plate and arranged on the outer side of the lower die inner forming insert; and a lower die driving block matched with the upper die driving block is fixedly arranged on the outer side of the lower die external forming insert.
The upper die forming insert comprises an upper die insert A, an upper die shaping block and an upper die insert B which are arranged from top to bottom, and the upper die insert A and the upper die insert B are fixedly connected with the upper die mounting part; go up the mould shaping block and be connected with the output of the piston rod of last mould cylinder, go up the mould cylinder and fix and set up on last mould installation component, go up the inside and outside removal of mould shaping block ability along the horizontal direction.
The lower die inner forming insert comprises a lower die insert and a lower die shaping block, the lower die insert is fixedly arranged at the upper part of the lower die mounting part, and the lower die shaping block is sleeved on the lower die mounting part; the lower die shaping block is connected with the output end of a piston rod of the lower die air cylinder;
the lower part of the lower die mounting component is provided with a lower die nitrogen cylinder, and the output end of a plug rod of the lower die nitrogen cylinder is fixedly connected with an outer forming insert of the lower die.
Furthermore, a cooling pipeline is arranged inside the lower die outer forming insert.
Furthermore, an upper die cylinder placing hole is formed in the upper die mounting component, and the upper die cylinder is fixedly arranged in the upper die cylinder placing hole;
furthermore, a limiting table is arranged at the bottom end of the upper die guide component; the side wall of the upper die guide component is provided with an open slot corresponding to the position of the upper die cylinder, and the open slot enables the upper die cylinder and the upper die guide component not to interfere when the upper die mounting component moves relative to the upper die guide component.
Furthermore, a lower die mounting upright post is fixedly arranged at the center of the upper end surface of the lower die bottom plate, and a lower die mounting component is sleeved on the outer side of the lower die mounting upright post; the lower die cylinder and the lower die nitrogen cylinder are respectively and fixedly arranged at the upper part and the lower part of the lower die mounting upright post;
the middle part of the lower die mounting component is provided with a lower die cylinder placing hole corresponding to the position of the lower die cylinder, and the output end of a piston rod of the lower die cylinder is fixedly connected with the lower die shaping block after passing through the lower die cylinder placing hole;
the lower part of the lower die mounting part is provided with a lower die nitrogen cylinder placing hole corresponding to the position of the lower die nitrogen cylinder, and the output end of a plug rod of the lower die nitrogen cylinder is fixedly connected with the lower die external forming insert after the lower die nitrogen cylinder penetrates through the lower die nitrogen cylinder placing hole.
Furthermore, the lower die outer forming insert is of a multi-petal structure, and the multi-petal lower die outer forming insert is arranged in a surrounding mode by taking the axis of the lower die mounting component as the center.
Furthermore, the upper die shaping block is of a multi-petal structure, and the multi-petal upper die shaping block is arranged around the axis of the upper die guide part as the center;
the lower die shaping block is of a multi-petal structure, and the multi-petal lower die shaping block is arranged around the axis of the lower die mounting part as the center.
The utility model discloses a rim forming die takes shape the raw materials steel ring through the method of once taking shape and obtains the rim, and the higher weight of rim intensity after the shaping is lighter, can alleviate whole car weight when being applied to the lorry that has more tire quantity, lorry greatly, and is more energy-conserving fuel-efficient.
Drawings
Fig. 1 is a schematic structural view of the rim forming mold of the present invention.
FIG. 2 is a schematic view of the unformed steel ring in the lower mold.
Fig. 3 is a schematic view showing a state where the rim forming mold is clamped.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a schematic structural view of the upper die.
Fig. 6 is a side view of fig. 5.
Fig. 7 is a bottom view of fig. 5.
Fig. 8 is a schematic view showing a positional relationship of an upper die forming insert on an upper die mounting member.
Fig. 9 is a schematic view of the structure of the upper die forming insert.
Fig. 10 is a bottom view of fig. 9.
FIG. 11 is a schematic diagram of the positional relationship between the upper die cylinder and the upper die shaping block.
Fig. 12 is a bottom view of fig. 11.
Fig. 13 is a schematic structural view of an upper die mounting member.
Fig. 14 is a side view of fig. 13.
Fig. 15 is a schematic view showing a positional relationship between the upper die mounting member and the upper die guide member in the initial state.
Fig. 16 is a schematic view showing a positional relationship between an upper die mounting member and an upper die guide member during the forming process.
Fig. 17 is a schematic structural view of the lower die.
FIG. 18 is a schematic view of the position of a lower die outer forming insert on the lower die base plate in an initial state.
Fig. 19 is a top view of fig. 18.
FIG. 20 is a schematic view of the outer forming insert of the lower die retracted closed during forming.
Fig. 21 is a side view of fig. 20.
Fig. 22 is a top view of fig. 20.
Fig. 23 is a schematic view showing a positional relationship of a lower die mounting component on a lower die base plate.
Fig. 24 is a top view of fig. 23.
Fig. 25 is a schematic view showing a positional relationship of the lower die shaping block on the lower die mounting member.
Fig. 26 is a top view of fig. 25.
Fig. 27 is a schematic structural view of a lower die mounting member.
Fig. 28 is a side view of fig. 27.
FIG. 29 is a schematic view showing the positional relationship between the lower mold cylinder and the lower mold nitrogen cylinder on the lower mold mounting pillar.
Fig. 30 is a side view of fig. 29.
Fig. 31 is a schematic structural view of the raw material steel ring.
FIG. 32 is a schematic view of the structure of the formed rim.
In the figure: 1. an upper die; 2. a lower die; 3. a steel ring is taken as a raw material; 4. a rim;
11. an upper die base plate; 12. forming an insert by an upper die; 13. an upper die guide member; 14. an upper die nitrogen cylinder; 15. an upper die driving block; 16. upper die mounting component
121. An upper die insert A; 122. an upper die insert B; 123. an upper die shaping block; 124. an upper die cylinder; 125. an upper die cylinder placing hole;
131. a limiting table; 132. an open slot;
21. a lower die base plate; 22. forming an insert outside the lower die; 23. forming an insert in the lower die; 24. a lower die mounting member; 25. a lower die nitrogen cylinder; 26. placing holes in a nitrogen cylinder of the lower die; 27. a chute; 28. a slider; 29. the lower die is provided with an upright post;
231. a lower die insert; 232. shaping a lower die; 233. a lower die cylinder; 234. the lower die cylinder is placed the hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a rim forming die, includes last mould 1, lower mould 2, goes up mould 1 and sets up in the top of lower mould 2, the utility model discloses a accomplish the making of rim through the method of once taking shape, put into the lower mould with unformed raw materials steel ring and obtain the rim through last mould lower mould cooperation once extrusion moulding.
As shown in fig. 5-7, the upper die 1 includes an upper die base plate 11, an upper die forming insert 12, and an upper die guide member 13, wherein the upper die guide member 13 is fixedly disposed at the center of the lower end surface of the upper die base plate 11; the upper die mounting component 16 is movably sleeved on the upper die guide component 13 and can slide up and down along the upper die guide component, and the upper die guide component plays a role in guiding the sliding of the upper die mounting component.
As shown in fig. 8-14, the upper die forming insert 12 is sleeved on the upper die mounting part 16, and the upper die forming insert performs extrusion forming on the upper side of the inner wall of the raw material steel ring; the upper die forming insert 12 comprises an upper die insert A121, an upper die shaping block 123 and an upper die insert B122 which are arranged from top to bottom, and the upper die insert A121 and the upper die insert B122 are fixedly connected with the upper die mounting part; because the upper die insert A and the upper die insert B are fixedly connected with the upper die mounting part, and the upper die shaping block is arranged between the upper die insert A and the upper die insert B, the upper die shaping insert and the upper die mounting part cannot move relatively in the vertical direction.
The upper die shaping block 123 is connected with the output end of the piston rod of the upper die cylinder 124, the upper die cylinder 124 is fixedly arranged on the upper die mounting component, the upper die cylinder placing hole 125 is formed in the upper die mounting component, the upper die cylinder is fixedly arranged in the upper die cylinder placing hole 125, and the upper die shaping block 123 can move in and out along the horizontal direction. The upper die shaping block 123 is of a multi-petal structure, the multi-petal upper die shaping block is arranged around the axis of the upper die guide part 13 as the center, and the multi-petal upper die shaping block moves inwards under the driving action of the upper die cylinder and retracts inwards to enclose the upper die cylinder.
As shown in fig. 15 and 16, a limiting table 131 is provided at the bottom end of the upper die guide member 13; an opening groove 132 corresponding to the position of the upper die cylinder is formed in the side wall of the upper die guide part 13, and the upper die cylinder and the upper die guide part cannot interfere with each other when the upper die mounting part moves relative to the upper die guide part due to the arrangement of the opening groove 132.
An upper die nitrogen cylinder 14 is fixedly arranged on the lower end face of the upper die bottom plate 11, and the output end of a plug rod of the upper die nitrogen cylinder 14 is fixedly connected with an upper die forming insert 12; an upper die driving block 15 is arranged at the outer edge of the lower end surface of the upper die bottom plate 11.
As shown in fig. 17 to 22, the lower die 2 includes a lower die base plate 21, a lower die outer forming insert 22, a lower die inner forming insert 23, and a lower die mounting member 24, and the lower die mounting member 24 is fixedly disposed at the center of the upper end surface of the lower die base plate 21; the lower die inner forming insert 23 is sleeved on the lower die mounting component 24; the lower die outer forming insert 22 is slidably arranged on the lower die bottom plate 21, and the lower die outer forming insert 22 is arranged on the outer side of the lower die inner forming insert 23; the outer forming insert of the lower die extrudes and forms the outer wall of the raw material steel ring, and the inner forming insert of the lower die extrudes and forms the lower side of the inner wall of the raw material steel ring; and a lower die driving block 210 matched with the upper die driving block is fixedly arranged on the outer side of the lower die outer forming insert 22.
As shown in fig. 23 to 26, the lower mold inner forming insert 23 includes a lower mold insert 231 and a lower mold shaping block 232, the lower mold insert 231 is fixedly disposed on the upper portion of the lower mold mounting member 24, and the lower mold shaping block 232 is nested on the lower mold mounting member 24; the lower die shaping block 232 is connected with the output end of the piston rod of the lower die cylinder 233;
the lower part of the lower die mounting component 24 is provided with a lower die nitrogen cylinder 25, and the output end of a plug rod of the lower die nitrogen cylinder 25 is fixedly connected with the lower die outer forming insert 22.
As shown in fig. 29 and 30, a lower mold mounting pillar 29 is fixedly arranged at the center of the upper end surface of the lower mold base plate, and the lower mold mounting component 24 is sleeved outside the lower mold mounting pillar 29; the lower die cylinder and the lower die nitrogen cylinder are respectively and fixedly arranged at the upper part and the lower part of the lower die mounting upright post;
a lower die cylinder placing hole 234 corresponding to the lower die cylinder is formed in the middle of the lower die mounting component 24, and the output end of a piston rod of the lower die cylinder is fixedly connected with the lower die shaping block after passing through the lower die cylinder placing hole; the lower die shaping block 232 is of a multi-petal structure, the multi-petal lower die shaping block is arranged around the axis of the lower die mounting part 24 as the center, and the multi-petal lower die shaping block moves inwards under the driving action of the lower die air cylinder and retracts to be enclosed together. The bottom end of the lower die external forming insert 22 is fixedly provided with a slide block 28, the upper end surface of the lower die bottom plate 21 is provided with a slide groove 27 matched with the slide block 28, and the matching arrangement of the slide block slide groove plays a role in guiding the movement of the lower die external forming insert so that the movement of the lower die external forming insert is not deviated. The lower die outer forming insert with the multi-petal structure is more convenient to form the steel ring, and the steel ring is more convenient and easier to put into the lower die and take out of the formed rim from the lower die.
The lower part of the lower die mounting component 24 is provided with a lower die nitrogen cylinder placing hole 26 corresponding to the position of the lower die nitrogen cylinder, and the output end of the plug rod of the lower die nitrogen cylinder is fixedly connected with the lower die external forming insert after the lower die nitrogen cylinder passes through the lower die nitrogen cylinder placing hole. The lower die outer forming insert 22 is of a multi-petal structure, the multi-petal lower die outer forming insert is arranged around the axis of the lower die mounting component 24, the multi-petal lower die outer forming insert moves inwards under the pressing action of the upper die driving block and retracts to be enclosed together, and the multi-petal lower die outer forming insert cooperates with the upper die forming insert and the lower die inner forming insert to extrude and form an unformed steel ring.
The utility model discloses a material for shaping the raw materials steel ring of rim is the boron steel, and the boron steel characteristic makes it when the quick cooling in heating back, and the tensile strength of boron steel can be promoted by a wide margin.
The working method of the rim forming die of the utility model heats the boron steel ring to more than 900 degrees and puts the boron steel ring into the rim forming die of the utility model for forming; the inside of the outer shaping insert 22 of lower mould is provided with cooling tube and carries out quick cooling to the steel ring, makes cooling rate be higher than 30 ℃/s for the tensile strength of the rim after taking shape improves in the twinkling of an eye, through the utility model discloses the rim that this kind of method takes shape can reduce owing to have higher tensile strength so its thickness, makes the weight of rim alleviate, because lorry, large truck generally have the more tire of a quantity, the utility model discloses a rim that rim shaping method made has higher intensity, hardness when lighter in weight, can alleviate the whole car weight of large truck, more energy-conserving fuel economy.
The working method of the rim forming die comprises the following steps:
a. initial state:
placing the lower die on a workbench, installing the upper die on a press machine, and driving the upper die to move up and down through the press machine; cooling water is introduced into the cooling pipe in the outer forming insert of the lower die to cool the outer forming insert of the lower die, so that the cooling rate of the rim in the forming process can be ensured, the tensile strength of the rim is improved, the temperature of the outer forming insert of the lower die can be kept constant, and the outer forming insert of the lower die is prevented from being deformed due to overheating to influence the forming of the rim;
the upper die and the lower die in the initial state are in a separated state; the upper die nitrogen cylinder plug rod of the upper die is in an ejection state, so that the output end of the plug rod is located at the maximum stroke position, the upper die mounting component slides to the lowest end of the upper die guide component, a limiting table at the lower end of the upper die guide component limits the upper die mounting component, and the upper die forming insert is located at the lowest end of the upper die guide component along with the upper die mounting component; the piston rod of the upper die cylinder retracts to enable the output end of the piston rod to be in a zero stroke position, so that the upper die shaping block is in a pulled-back state;
the lower die nitrogen cylinder plug rod of the lower die is in an ejection state, so that the output end of the plug rod is positioned at the maximum stroke position, and the outer forming insert of the lower die is in a sliding-out state; and the piston rod of the lower die cylinder retracts to enable the output end of the piston rod to be in a zero stroke position, so that the lower die shaping block is in a pulled-back state;
b. placing a blank and closing the die:
placing an unformed steel ring into the lower die, wherein the unformed steel ring is sleeved on the outer side of the forming insert in the lower die and is positioned on the inner side of the forming insert outside the lower die;
the press drives the upper die to descend, the upper die forming insert descends along with the upper die, and when the lower surface of the upper die mounting component is contacted with the upper surface of the lower die mounting component, the wedge surface of the upper die driving block is just contacted with the wedge surface of the lower die driving block;
c. forming:
b, the press machine continues to drive the upper die base plate to move downwards, and the lower surface of the upper die mounting part in the step b is contacted with the upper surface of the lower die mounting part, so that the upper die mounting part does not move any more, and an upper die forming insert arranged on the upper die mounting part does not move any more in the vertical direction; the upper die guide part is continuously moved downwards along with the upper die base plate under the pressure action of the press machine to be inserted into the inner side of the lower die mounting part, at the moment, the output end of a plug rod of an upper die nitrogen cylinder is compressed back, and meanwhile, the upper die driving block presses the lower die driving block downwards to drive the lower die outer forming insert to move inwards along the horizontal direction until the horizontal stroke of the lower die outer forming insert is completely finished, namely the multi-petal lower die outer forming insert is surrounded together, at the moment, the upper die base plate does not move any more, and the lower die outer forming insert is matched with the upper die forming insert and the lower die inner forming insert to extrude and form an;
in the process that the press machine drives the upper die bottom plate to continue descending, the upper die shaping block and the lower die shaping block move outwards and are ejected out under the driving action of an upper die air cylinder and a lower die air cylinder respectively, and are matched with a lower die outer forming insert to extrude and form a steel ring; when the upper die base plate does not move any more, the upper die shaping block and the lower die shaping block also move outwards right to reach the stroke end point of the upper die base plate and the lower die base plate, so that the integral forming of parts is realized to obtain a rim;
d. and (3) returning and taking:
after the rim is formed, the press machine drives the upper die base plate to move upwards, the compression amount of the plug rod of the upper die nitrogen cylinder begins to decrease, the upper die base plate drives the upper die driving block to move upwards, the pressure of the upper die driving block on the lower die driving block is reduced, the compression amount of the plug rod of the lower die nitrogen cylinder begins to decrease, and the plug rod of the lower die nitrogen cylinder extends outwards to push the lower die external forming insert to move along the outer side of the horizontal direction;
the upper die shaping block and the lower die shaping block also move inwards to retract under the driving action of the upper die cylinder and the lower die cylinder respectively; the upper die bottom plate continues to move upwards, and when the lower die outer forming insert moves to the limit position along the outer side of the horizontal direction, the upper die shaping block and the lower die shaping block also move inwards just and retract to the limit positions;
the press machine continues to drive the upper die base plate to move upwards to separate the upper die from the lower die, and then the rim formed in the lower die is taken out.
The utility model discloses a rim forming die takes shape the raw materials steel ring through the method of once taking shape and obtains the rim, and the higher weight of rim intensity after the shaping is lighter, can alleviate whole car weight when being applied to the lorry that has more tire quantity, lorry greatly, and is more energy-conserving fuel-efficient.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (9)
1. A rim forming die which characterized in that: comprises an upper die (1) and a lower die (2), wherein the upper die (1) is arranged above the lower die (2);
the upper die (1) comprises an upper die base plate (11), an upper die forming insert (12) and an upper die guide part (13), wherein the upper die guide part (13) is fixedly arranged in the center of the lower end surface of the upper die base plate (11); the upper die mounting component (16) is movably sleeved on the upper die guide component (13) and can slide up and down along the upper die guide component; the upper die forming insert (12) is sleeved on the upper die mounting component (16); an upper die nitrogen cylinder (14) is fixedly arranged on the lower end face of the upper die base plate (11), and the output end of a plug rod of the upper die nitrogen cylinder (14) is fixedly connected with an upper die forming insert (12); an upper die driving block (15) is arranged at the outer edge of the lower end surface of the upper die bottom plate (11);
the lower die (2) comprises a lower die bottom plate (21), a lower die outer forming insert (22), a lower die inner forming insert (23) and a lower die mounting component (24), and the lower die mounting component (24) is fixedly arranged in the center of the upper end face of the lower die bottom plate (21); the lower die inner forming insert (23) is sleeved on the lower die mounting component (24); the lower die outer forming insert (22) is slidably arranged on the lower die bottom plate (21), and the lower die outer forming insert (22) is arranged on the outer side of the lower die inner forming insert (23); and a lower die driving block (210) matched with the upper die driving block is fixedly arranged on the outer side of the lower die external forming insert (22).
2. The rim forming mold of claim 1, wherein: the upper die forming insert (12) comprises an upper die insert A (121), an upper die shaping block (123) and an upper die insert B (122) which are arranged from top to bottom, and the upper die insert A (121) and the upper die insert B (122) are fixedly connected with the upper die mounting component; the upper die shaping block (123) is connected with the output end of a piston rod of the upper die cylinder (124), the upper die cylinder (124) is fixedly arranged on the upper die mounting component, and the upper die shaping block (123) can move inwards and outwards along the horizontal direction.
3. The rim forming mold of claim 2, wherein: the lower die inner forming insert (23) comprises a lower die insert (231) and a lower die shaping block (232), the lower die insert (231) is fixedly arranged at the upper part of the lower die mounting part (24), and the lower die shaping block (232) is sleeved on the lower die mounting part (24); the lower die shaping block (232) is connected with the output end of a piston rod of the lower die air cylinder (233);
the lower part of the lower die mounting component (24) is provided with a lower die nitrogen cylinder (25), and the output end of a plug rod of the lower die nitrogen cylinder (25) is fixedly connected with the lower die outer forming insert (22).
4. The rim forming mold of claim 3, wherein: and a cooling pipeline is arranged in the lower die outer forming insert (22).
5. The rim forming mold of claim 4, wherein: an upper die cylinder placing hole (125) is formed in the upper die mounting component, and the upper die cylinder is fixedly arranged in the upper die cylinder placing hole (125).
6. The rim forming mold of claim 5, wherein: the bottom end of the upper die guide component (13) is provided with a limiting table (131); an opening groove (132) corresponding to the position of the upper die cylinder is formed in the side wall of the upper die guide component (13), and the upper die cylinder and the upper die guide component cannot interfere when the upper die mounting component moves relative to the upper die guide component due to the arrangement of the opening groove (132).
7. The rim forming mold of claim 3, wherein: a lower die mounting upright post (29) is fixedly arranged in the center of the upper end surface of the lower die bottom plate, and a lower die mounting component (24) is sleeved on the outer side of the lower die mounting upright post (29); the lower die air cylinder and the lower die nitrogen cylinder are respectively and fixedly arranged at the upper part and the lower part of the lower die mounting upright post;
a lower die cylinder placing hole (234) corresponding to the position of the lower die cylinder is formed in the middle of the lower die mounting component (24), and the output end of a piston rod of the lower die cylinder is fixedly connected with the lower die shaping block after the lower die cylinder penetrates through the lower die cylinder placing hole;
and the lower part of the lower die mounting component (24) is provided with a lower die nitrogen cylinder placing hole (26) corresponding to the position of the lower die nitrogen cylinder, and the output end of the plug rod of the lower die nitrogen cylinder is fixedly connected with the lower die external forming insert after penetrating through the lower die nitrogen cylinder placing hole.
8. The rim forming mold of claim 1, wherein: the lower die outer forming insert (22) is of a multi-petal structure and is arranged in a surrounding mode by taking the axis of the lower die mounting component (24) as the center.
9. The rim forming mold of claim 3, wherein: the upper die shaping block (123) is of a multi-petal structure, and the multi-petal upper die shaping block is arranged around the axis of the upper die guide part (13) as the center;
the lower die shaping block (232) is of a multi-petal structure, and the multi-petal lower die shaping block is arranged around the axis of the lower die mounting part (24) as the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020663093.7U CN212121422U (en) | 2020-04-27 | 2020-04-27 | Rim forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020663093.7U CN212121422U (en) | 2020-04-27 | 2020-04-27 | Rim forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212121422U true CN212121422U (en) | 2020-12-11 |
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ID=73692006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020663093.7U Active CN212121422U (en) | 2020-04-27 | 2020-04-27 | Rim forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212121422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496090A (en) * | 2020-04-27 | 2020-08-07 | 东营布鲁特新材料有限公司 | Rim forming die and method |
-
2020
- 2020-04-27 CN CN202020663093.7U patent/CN212121422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496090A (en) * | 2020-04-27 | 2020-08-07 | 东营布鲁特新材料有限公司 | Rim forming die and method |
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