CN210387242U - Forming die of arc-shaped jointed board of assembled storage tank - Google Patents
Forming die of arc-shaped jointed board of assembled storage tank Download PDFInfo
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- CN210387242U CN210387242U CN201921456739.8U CN201921456739U CN210387242U CN 210387242 U CN210387242 U CN 210387242U CN 201921456739 U CN201921456739 U CN 201921456739U CN 210387242 U CN210387242 U CN 210387242U
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- 238000003860 storage Methods 0.000 title claims abstract description 30
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims 2
- 238000002360 preparation method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 238000005452 bending Methods 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000005728 strengthening Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a forming die of an arc jointed board of a split mounting type storage tank, which comprises an upper die, a middle die, a lower die and a base, wherein an arc body of the arc jointed board is formed between an arc concave plate of the upper die and an arc convex plate of the lower die during die assembly; the axial flange of the arc-shaped jointed board is formed between the flanging section of the axial flange of the upper die and the middle die vertical plate of the axial flange of the middle die, and the circumferential flange of the arc-shaped jointed board is formed between the upper die vertical plate of the circumferential flange of the upper die and the middle die vertical plate of the circumferential flange of the middle die. The utility model discloses a mould can be to arc body, circumference flange and the one-step stamping forming of axial flange of pin-connected panel storage tank arc makeup, compare with the well-known technique of "body pressure arc, two steps of shaping of bending of flange", the utility model discloses can realize "one-step location, one-step shaping", the precision is higher, and efficiency improves more than the twice to can save equipment investment and cost of labor by multiples.
Description
Technical Field
The utility model relates to a stamping forming mould technical field, concretely relates to forming mould of pin-connected panel storage tank arc makeup.
Background
Among the prior art, the storage tank mainly has two kinds, one kind is formed through welding after the steel sheet is crooked, and this kind of storage tank working strength is big production efficiency hangs down, and the monolithic steel sheet can't be changed after damaging, has been eliminated gradually. The other storage tank is an assembled storage tank and is widely applied due to convenience in replacement and maintenance.
The split type storage tank is generally split parts when arriving at a customer site, assembly work is mostly finished at the customer site, and due to the fact that equipment is large, the height of one spliced plate is about 1.4 m, installation workload is large, and the danger coefficient is high. The tank body of the assembled storage tank is mainly formed by splicing arc-shaped spliced plates, and the arc-shaped spliced plates are main parts of the assembled storage tank, so the manufacturing level of the assembled storage tank is determined by the processing and manufacturing level of the arc-shaped spliced plates.
The Chinese patent CN102730351A discloses a storage bin and a bin body manufacturing method of the storage bin, wherein a whole metal plate is cut into rectangles with the same size, the position of a connecting flange is measured at the periphery of the rectangle plate, and a plurality of connecting holes are uniformly drilled at the position of the connecting flange. Then, firstly, stamping the metal plate through a die, forming a connecting flange on the periphery of the metal plate, and then bending the metal plate into an arc shape towards one side of the connecting flange; or bending the metal plate to one side of the connecting flange into an arc shape, and stamping the metal plate through a die to form the connecting flange around the outer arc of the metal plate. In the method, the blanking and the punching are carried out in two steps, so that the production efficiency is low and the labor cost is high; the circular arc forming of the jointed boards and the forming of the surrounding connecting flanges need two sets of dies in sequence, so that the equipment investment is large, the efficiency is low, and the cost is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the technical problem that a forming die of pin-connected panel storage tank arc makeup is provided to improve the production efficiency of pin-connected panel storage tank arc makeup, and reduce its manufacturing cost.
In order to solve the technical problem, the utility model discloses a technical scheme be, a forming die of pin-connected panel storage tank arc makeup, include: the upper die, the middle die, the lower die and the base; the upper die comprises an arc-shaped concave plate, a pair of circumferential flange upper die vertical plates and a pair of axial flange upper die vertical plates are arranged on the periphery of the arc-shaped concave plate, an axial flange flanging section is arranged at the joint of the axial flange upper die vertical plates and the arc-shaped concave plate, the length of the axial flange flanging section corresponds to that of an axial flange of the arc-shaped jointed plate, and the relative angle between the axial flange flanging section and the arc-shaped concave plate corresponds to that between an arc-shaped body of the arc-shaped jointed plate and the axial flange of the arc-shaped jointed plate; the middle die comprises a pair of axial flange supporting seats for supporting axial flanges of the arc-shaped jointed boards and a pair of circumferential flange supporting seats for supporting circumferential flanges of the arc-shaped jointed boards, the axial flange supporting seats and the circumferential flange supporting seats are fixed on the periphery of the base, the axial flange supporting seats are provided with bent middle die vertical plates of the axial flanges, and each middle die vertical plate of the axial flanges comprises an upper section of the middle die vertical plate of the axial flange corresponding to the upper die vertical plate of the axial flange, a lower section of the middle die vertical plate of the axial flange for limiting the lower die and a middle section of the middle die vertical plate of the axial flange corresponding to the flanging section of the axial flange for forming the axial flanges of; the circumferential flange supporting seat is provided with a circumferential flange middle mold vertical plate which corresponds to the circumferential flange upper mold vertical plate and is used for forming a circumferential flange of the arc-shaped jointed plate; the lower die comprises an arc-shaped convex plate, the arc-shaped convex plate and the arc-shaped concave plate are oppositely arranged and used for forming the arc-shaped body of the arc-shaped jointed board, the lower die is movably installed on the base through an ejection pin shaft, and a guide device is arranged between the lower die and the middle die.
The positioning pin is arranged on a supporting plate of an axial flange supporting seat of the middle die, a part of the head of the positioning pin is obliquely cut off, and the cutting surface of the head of the positioning pin is inclined towards the outer lower side.
The arc-shaped concave plate and the arc-shaped convex plate are respectively provided with a reinforcing rib groove and a reinforcing rib convex rib which are matched with each other.
The reinforcing rib grooves and the reinforcing rib convex ridges extend along the radian direction of the arc-shaped concave plate or the arc-shaped convex plate respectively.
Wherein, two reinforcing rib grooves and two reinforcing rib convex ribs are respectively arranged along the axial direction.
Wherein, the guiding device is a guiding key arranged on the circumferential flange supporting seat.
After the technical scheme is adopted, the utility model discloses the beneficial effect who gains is:
1) use the utility model discloses a mould can be to arc body, circumference flange and the one-step stamping forming of axial flange of pin-connected panel storage tank arc makeup, compares with the well-known technique of "body pressure arc, two steps of shaping of bending of flange", once fixes a position, and the precision is higher, and one shot forming, efficiency improves more than the twice to can save equipment investment and cost of labor by multiples.
2) The utility model discloses in the mould be provided with the locating pin in the backup pad of the axial flange supporting seat of well mould, during the material loading, the locating pin inserts the locating hole location of the flat blank of makeup, during the compound die suppression, because the head slope of locating pin has cut away partly, the outside downside slope of cutting face of locating pin head, like this, the locating pin just can be crossed easily to the makeup, and the makeup warp and is not influenced.
3) The utility model discloses an among the mould, the arc concave plate with the arc convex plate is provided with the strengthening rib recess and the strengthening rib bead of looks adaptation respectively go up the mould with the in-process of lower mould compound die, the strengthening rib recess with the strengthening rib bead is in the suppression forms on the arc body of arc makeup the arc strengthening rib of arc makeup. The arc strengthening rib can effectively improve the rigidity of arc makeup, prevents that the makeup from warping, and under the certain circumstances of intensity, the makeup that is provided with the arc strengthening rib can reduce 1 mm's wall thickness to saved the material greatly, alleviateed the dead weight.
Drawings
FIG. 1 is a longitudinal sectional view of an embodiment of an arc-shaped jointed board forming die of an assembled storage tank of the utility model in a die opening state;
FIG. 2 is a longitudinal sectional view of an embodiment of the arc-shaped jointed board forming die for the split mounting type storage tank of the present invention in a die assembly state;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 1 at I;
FIG. 5 is an enlarged view of a portion of FIG. 2 at II;
FIG. 6 is an enlarged view of a portion of FIG. 3 at III;
FIG. 7 is a front view of a flat stock can panel blank;
FIG. 8 is a perspective view of a storage tank curved panel molded product;
in the figure:
10-a base, 20-a lower die, 21-an arc-shaped convex plate, 211-a reinforcing rib groove, 22-an ejection pin shaft, 31-an axial flange support seat, 31 a-an axial flange middle mold vertical plate upper section, 31 b-an axial flange middle mold vertical plate middle section, 31 c-an axial flange middle mold vertical plate lower section, 31 d-a support plate of the axial flange support seat, 31 e-a positioning pin, 32-a circumferential flange support seat, 32 a-a guide key, 32 b-a circumferential flange middle mold vertical plate, 40-an upper die, 41-an arc-shaped convex plate, 411-a reinforcing rib convex edge, 42-an axial flange upper mold vertical plate, 43-an axial flange flanging section and 44-a circumferential flange upper mold vertical plate;
a-jointed plate flat blank, a 1-jointed plate flat blank body, a 2-axial flange edge and a 3-circumferential flange edge;
a-arc concave plate, A1-arc body, A2-axial flange, A3-circumferential flange.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and fig. 2 together, a forming mold for arc-shaped jointed boards of a spliced storage tank comprises: an upper die 40, a middle die, a lower die 20 and a base 10.
As shown in fig. 1 and fig. 2, the upper die 40 includes an arc-shaped concave plate 41, a pair of circumferential flange upper riser plates 44 and a pair of axial flange upper riser plates 42 are disposed around the arc-shaped concave plate 41, an axial flange flanging section 43 is disposed at a connection position of the axial flange upper riser plates 42 and the arc-shaped concave plate 41, a length of the axial flange flanging section 43 corresponds to an axial flange a2 of the arc-shaped jointed board a, and a relative angle between the axial flange flanging section 43 and the arc-shaped concave plate 41 corresponds to a relative angle between an arc-shaped body a1 of the arc-shaped jointed board a and an axial flange a2 thereof.
As shown in fig. 1, fig. 2 and fig. 5, the middle mold includes a pair of axial flange supporting seats 31 for supporting the axial flange of the arc-shaped jointed plate a and a pair of circumferential flange supporting seats 32 for supporting the circumferential flange of the arc-shaped jointed plate a, the axial flange supporting seats 31 and the circumferential flange supporting seats 32 are fixed around the base, the axial flange supporting seats 31 are provided with bent axial flange middle mold risers, and the axial flange middle mold riser includes an axial flange middle mold riser upper section 31a corresponding to the axial flange upper mold riser 42, an axial flange middle mold riser lower section 31c for limiting the lower mold 20, and an axial flange middle mold riser middle section 31b corresponding to the axial flange flanging section 43 and used for forming the axial flange a2 of the arc-shaped jointed plate.
As shown in fig. 4, a positioning pin 31e is provided on a support plate 31d of an axial flange support seat of the intermediate die, a head portion of the positioning pin 31e is obliquely cut off, and a cut surface of the head portion of the positioning pin 31e is inclined toward an outer lower side.
As shown in fig. 3, the circumferential flange supporting seat 32 is provided with a circumferential flange middle riser 32b corresponding to the circumferential flange upper riser 44 for forming the circumferential flange a3 of the arc-shaped jointed board.
As shown in fig. 1 and fig. 2, the lower mold 20 includes an arc-shaped protruding plate 21, the arc-shaped protruding plate 21 and the arc-shaped concave plate 41 are disposed opposite to each other to form an arc-shaped body a1 of the arc-shaped jointed board, the lower mold 20 is movably mounted on the base 10 through an ejecting pin 22, and a guiding device is disposed between the lower mold 20 and the middle mold. As shown in fig. 3, in the present embodiment, the guiding device is a guiding key 32a disposed on the circumferential flange supporting seat 32.
As shown in fig. 3 and 6, the arc-shaped concave plate 41 and the arc-shaped convex plate 21 are respectively provided with the rib groove 411 and the rib protrusion 211 which are matched with each other. The rib recesses 411 and the rib protrusions 211 extend in the direction of the arc-shaped concave plate 41 or the arc-shaped convex plate 21, respectively. Two rib grooves 411 and two rib protrusions 211 are formed and arranged in the axial direction.
In order to understand the concept of the present invention more clearly, the following detailed description describes a forming method for processing the arc-shaped jointed board of the assembled storage tank by using the forming mold, including the following steps:
(a) blanking of a flat spliced blank a (see figure 7) and hole cutting operation of the circumferential flange edge a3 and the axial flange edge a2 of the flat spliced blank a are simultaneously completed by a laser cutting machine;
(b) movably mounting an ejection pin shaft 22 of the lower die 20 on the base 10;
(c) placing the jointed plate flat blank a on the supporting plates of an axial flange supporting seat 31 of the middle die and a circumferential flange supporting seat 32 of the middle die and positioning by the positioning pin 31 e;
(d) the upper die 40 is driven by the stamping equipment to do die closing movement downwards, two ends of an arc-shaped concave plate 41 of the upper die 40 press the upper surface of the jointed board flat blank a from top to bottom, and the middle part of an arc-shaped convex plate 21 of the lower die 20 supports the lower surface of the jointed board flat blank a;
the upper die 40 continues to descend, the middle part of the jointed board flat blank a gradually deforms, and finally an arc-shaped body A1 of the arc-shaped jointed board is formed between the arc-shaped concave plate 41 of the upper die and the arc-shaped convex plate 21 of the lower die; the periphery of the splice plate flat blank a is gradually deformed and separated from the supporting plates of the axial flange supporting seat 31 and the middle die circumferential flange supporting seat 32, an axial flange A2 of the arc-shaped splice plate is formed between the axial flange flanging section 43 of the upper die and the middle die vertical plate middle section 31b of the axial flange of the middle die, a circumferential flange A3 of the arc-shaped splice plate is formed between the upper die vertical plate 44 of the circumferential flange of the upper die and the middle die vertical plate 32b of the circumferential flange of the middle die, and the axial flange forming, the circumferential flange forming and the forming of the arc-shaped body of the splice plate are completed in one die;
(e) the upper die 40 is driven by the stamping equipment to perform die opening movement upwards, and at this time, the ejection pin 22 is driven by the ejection mechanism of the stamping equipment to eject the formed workpiece of the arc-shaped jointed board a upwards, as shown in fig. 8.
As shown in fig. 6 and 8, the arc-shaped concave plate 41 and the arc-shaped convex plate 21 are respectively provided with a rib groove 411 and a rib protrusion 211 which are matched with each other, and in the process of closing the upper die 40 and the lower die 20, the rib groove 411 and the rib protrusion 211 are pressed on the arc-shaped body a1 of the arc-shaped jointed board to form the arc-shaped rib a4 of the arc-shaped jointed board.
The present invention is not limited to the above embodiments, and all modifications made based on the concept, structure, principle and method of the present invention will fall within the scope of the present application.
Claims (6)
1. The utility model provides a forming die of pin-connected panel storage tank arc makeup, includes:
the upper die, the middle die, the lower die and the base; it is characterized in that the preparation method is characterized in that,
the upper die comprises an arc-shaped concave plate, a pair of circumferential flange upper die vertical plates and a pair of axial flange upper die vertical plates are arranged on the periphery of the arc-shaped concave plate, an axial flange flanging section is arranged at the joint of the axial flange upper die vertical plates and the arc-shaped concave plate, the length of the axial flange flanging section corresponds to that of an axial flange of the arc-shaped jointed plate, and the relative angle between the axial flange flanging section and the arc-shaped concave plate corresponds to that between an arc-shaped body of the arc-shaped jointed plate and the axial flange of the arc-shaped jointed plate;
the middle die comprises a pair of axial flange supporting seats for supporting axial flanges of the arc-shaped jointed boards and a pair of circumferential flange supporting seats for supporting circumferential flanges of the arc-shaped jointed boards, the axial flange supporting seats and the circumferential flange supporting seats are fixed on the periphery of the base, the axial flange supporting seats are provided with bent middle die vertical plates of the axial flanges, and each middle die vertical plate of the axial flanges comprises an upper section of the middle die vertical plate of the axial flange corresponding to the upper die vertical plate of the axial flange, a lower section of the middle die vertical plate of the axial flange for limiting the lower die and a middle section of the middle die vertical plate of the axial flange corresponding to the flanging section of the axial flange for forming the axial flanges of; the circumferential flange supporting seat is provided with a circumferential flange middle mold vertical plate which corresponds to the circumferential flange upper mold vertical plate and is used for forming a circumferential flange of the arc-shaped jointed plate;
the lower die comprises an arc-shaped convex plate, the arc-shaped convex plate and the arc-shaped concave plate are oppositely arranged and used for forming the arc-shaped body of the arc-shaped jointed board, the lower die is movably installed on the base through an ejection pin shaft, and a guide device is arranged between the lower die and the middle die.
2. The forming die for the arc-shaped jointed boards of the spliced storage tank as claimed in claim 1, wherein a positioning pin is provided on the support plate of the axial flange support seat of the middle die, a part of the head of the positioning pin is obliquely cut off, and the cutting face of the head of the positioning pin is inclined toward the outer lower side.
3. The forming die for the arc-shaped jointed boards of the spliced storage tank as claimed in claim 2, wherein the arc-shaped concave board and the arc-shaped convex board are respectively provided with a reinforcing rib groove and a reinforcing rib ridge which are matched with each other.
4. The mold for molding the arc-shaped jointed plate of the assembled storage tank as claimed in claim 3, wherein the rib groove and the rib protrusion extend along the arc direction of the arc-shaped concave plate or the arc-shaped convex plate, respectively.
5. The mold for molding the arc-shaped jointed plate of the assembled storage tank as claimed in claim 3, wherein two grooves and two ridges are provided and are axially aligned.
6. The forming die for the arc-shaped jointed boards of the spliced storage tank as claimed in claim 1, wherein the guiding device is a guiding key arranged on the circumferential flange supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456739.8U CN210387242U (en) | 2019-09-03 | 2019-09-03 | Forming die of arc-shaped jointed board of assembled storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456739.8U CN210387242U (en) | 2019-09-03 | 2019-09-03 | Forming die of arc-shaped jointed board of assembled storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210387242U true CN210387242U (en) | 2020-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921456739.8U Withdrawn - After Issue CN210387242U (en) | 2019-09-03 | 2019-09-03 | Forming die of arc-shaped jointed board of assembled storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210387242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405076A (en) * | 2019-09-03 | 2019-11-05 | 潍坊市贝特工程机械有限公司 | The molding die and its forming method of pin-connected panel storage tank arc jigsaw |
| CN110405076B (en) * | 2019-09-03 | 2024-04-23 | 潍坊市贝特工程机械有限公司 | Forming die and forming method for arc jointed boards of assembled storage tank |
-
2019
- 2019-09-03 CN CN201921456739.8U patent/CN210387242U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405076A (en) * | 2019-09-03 | 2019-11-05 | 潍坊市贝特工程机械有限公司 | The molding die and its forming method of pin-connected panel storage tank arc jigsaw |
| CN110405076B (en) * | 2019-09-03 | 2024-04-23 | 潍坊市贝特工程机械有限公司 | Forming die and forming method for arc jointed boards of assembled storage tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200424 Effective date of abandoning: 20240423 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200424 Effective date of abandoning: 20240423 |