CN216989494U - Stamping forming die of solar bottom plate mounting bracket - Google Patents
Stamping forming die of solar bottom plate mounting bracket Download PDFInfo
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- CN216989494U CN216989494U CN202123243777.5U CN202123243777U CN216989494U CN 216989494 U CN216989494 U CN 216989494U CN 202123243777 U CN202123243777 U CN 202123243777U CN 216989494 U CN216989494 U CN 216989494U
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Abstract
The utility model discloses a punch forming die of a solar bottom plate mounting bracket, which comprises a bottom die holder and a top die holder, wherein a base plate bending forming station and a flanging forming station are arranged between the bottom die holder and the top die holder, the base plate bending forming station comprises a bending type groove and a bending stamping type block, the bending type groove comprises a corner convex part protruding towards one side of a flanging, the bending stamping type block comprises a corner avoiding type groove, and a workpiece formed by the base plate bending forming station is provided with a corner protrusion towards one side of the flanging. The utility model realizes the forming of the solar bottom plate mounting bracket by adopting a bending and flanging step-by-step forming mode, and the design of forming the corner bulge during bending ensures that the corner part is formed smoothly without fracture during subsequent flanging operation, thereby greatly improving the product quality. The flanging die cavity is formed in the flanging station in a matched mode, and the product percent of pass is effectively guaranteed. Bending operation and flanging operation common mode design ensure that products are uniformly ensured, and high-precision assembling requirements are met.
Description
Technical Field
The utility model relates to a punch forming die of a solar bottom plate mounting bracket, belonging to the technical field of punching dies.
Background
Stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece of a desired shape and size.
At present, a solar bottom plate mounting support comprises a sheet-shaped structure main body, wherein the sheet-shaped structure main body comprises a top plate and two matching ends, an inclined connecting plate is arranged between the top plate and any matching end, and flanges connected with the top plate, the matching ends and the inclined connecting plate are respectively arranged on two sides of the sheet-shaped structure main body.
This structure spare generally adopts one shot forming's mode, realizes once buckling and turn-ups shaping through profile modeling kerve and punching press piece matched structure promptly, and its shaping precision is relatively poor, generally has the fold defect such as with turn-ups position, turns over when rolling over and under the fracture damage condition of the department of buckling, generally can adopt the mode of polishing to carry out the fold and grind flat, has increased manufacturing cost undoubtedly.
The fold is solved by two improved processes, namely a mode of stamping and forming in steps is adopted, wherein one mode is that firstly, the fold is formed and then the fold is formed, and the other mode is that firstly, the fold is formed and then the fold is formed.
Wherein, the local deformation of the flanging can be caused in the secondary bending forming process after the flanging is formed firstly, and even the phenomenon that the flanging is stamped and folded for the second time appears, which is easy to cause product scrap. And the bending is firstly carried out and then the flanging forming is carried out, the bending angle smaller than 180 degrees can generate wrinkles, and the bending angle larger than 180 degrees can have larger tearing probability, so the forming qualification rate is lower.
Disclosure of Invention
The utility model aims to solve the defects of the prior art, and provides a stamping forming die of a solar bottom plate mounting bracket aiming at the problems of various defects of the traditional one-time stamping forming and step-by-step stamping forming.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a stamping forming die of a solar bottom plate mounting bracket comprises a sheet main body, the sheet main body comprises a top plate and two matching ends, an inclined connecting plate is arranged between the top plate and any matching end, two sides of the sheet main body are respectively provided with flanges, any flange is respectively connected with the top plate, the matching end and the inclined connecting plate,
the punch forming die comprises a bottom die holder and a top die holder which are provided with opening and closing displacements, a substrate bending forming station for bending and forming a substrate and a flanging forming station for flanging and forming a workpiece formed by the substrate bending forming station are arranged between the bottom die holder and the top die holder,
the base plate bending forming station comprises a bending type groove arranged on the bottom die base, a bending stamping type block arranged on the top die base and used for being matched with the bending type groove,
the bending type groove comprises two matching end supporting molded surfaces which are arranged at intervals, a top plate molded surface used for molding the top plate, and two inclined connecting plate molded surfaces which are positioned between the top plate molded surface and any matching end supporting molded surface, corner convex parts which are used for protruding towards one side of a flanging are respectively arranged between the inclined connecting plate molded surface and the top plate molded surface and between the inclined connecting plate molded surface and the matching end supporting molded surface, end position side baffles are respectively arranged at two sides of any matching end supporting molded surface,
the bending stamping molded block comprises a top plate stamping molded surface matched with the top plate molding surface, a matching end stamping molded surface matched with the matching end supporting molded surface in a one-to-one corresponding manner, an inclined connecting plate stamping molded surface arranged in a one-to-one corresponding manner with the inclined connecting plate molded surface, and a corner avoiding type groove matched with the corner convex molded part in a one-to-one corresponding manner,
the workpiece formed by the base plate bending forming station is provided with a corner bulge facing one side of the flanging.
Preferably, the flanging forming station comprises a flanging supporting block arranged on the bottom die holder, and a flanging stamping block arranged on the top die holder and used for being matched with the flanging supporting block,
the flanging supporting block is provided with a flanging forming groove for copying with a workpiece formed by the substrate bending forming station, the two side groove walls of the flanging forming groove are provided with flanging die tables for flanging forming, the flanging forming groove and the two flanging die tables form a flanging die cavity, one side of the workpiece formed by the substrate bending forming station, which is far away from the corner bulge, faces the flanging die cavity,
the flanging stamping block comprises a flanging stamping part matched with the flanging cavity.
Preferably, the top plate is provided with two matching holes arranged at intervals, the base plate is provided with the matching holes, and the top plate forming surface is provided with matching hole pin piles used for being matched with the matching holes relatively.
Preferably, a matching hole positioning pin used for being matched with the matching hole oppositely is arranged in the flanging forming groove.
Preferably, the free end of the matching hole pin pile and the free end of the matching hole positioning pin are respectively provided with a guide conical end.
Preferably, the bottom die holder is provided with two end side alignment limiting blocks which are positioned at two ends of the bent type groove and used for limiting the end side of the substrate.
Preferably, an alignment die-closing guide mechanism is arranged between the bottom die holder and the top die holder.
Preferably, the alignment and die assembly guiding mechanism comprises a plurality of sliding guide columns arranged on the bottom die holder and sliding ring blocks arranged on the top die holder and matched with the sliding guide columns in a one-to-one corresponding sliding manner.
Preferably, a plurality of die assembly protection limiting columns used for controlling die assembly travel are arranged between the bottom die holder and the top die holder.
The utility model has the following beneficial effects:
1. the solar bottom plate mounting bracket is formed by adopting a bending and flanging step-by-step forming mode, the design of forming corner protrusions during bending enables the corner portions to be formed smoothly without fracture during subsequent flanging operation, and the product quality is greatly improved.
2. The flanging matching forming is realized through the flanging die cavity on the flanging station, the forming flatness is further improved, and the product percent of pass is effectively guaranteed.
3. Bending operation and flanging operation common mode design have reduced the mould cost, have improved stamping forming efficiency, and the product is unified simultaneously and is ensured, satisfies follow-up shaping workpiece's high accuracy equipment demand.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of a press forming die of a solar panel mounting bracket of the present invention.
Fig. 2 is a schematic structural view of a base mold seat in the press forming mold of the solar bottom plate mounting bracket of the utility model.
Fig. 3 is a schematic structural view of a top die holder in the punch forming die for the solar bottom plate mounting bracket according to the present invention.
FIG. 4 is a view of the workpiece forming at the substrate bending station of the present invention.
FIG. 5 is a workpiece forming diagram of the flanging forming station of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
The utility model provides a punch forming die of a solar bottom plate mounting bracket, wherein the solar bottom plate mounting bracket 1 comprises a sheet main body 10, the sheet main body 10 comprises a top plate 11 and two matching ends 12, an inclined connecting plate 13 is arranged between the top plate 11 and any matching end 12, two sides of the sheet main body 10 are respectively provided with a flanging 14, and any flanging 14 is respectively connected with the top plate, the matching end and the inclined connecting plate.
The traditional punching press adopts the mould of buckling and the synchronous one shot forming of turn-ups to realize the shaping, buckles and has the cooperation of certain deformation volume with turn-ups synchronous forming, consequently the turn-ups is difficult for appearing the phenomenon of splitting with the department of buckling, but relative shaping precision is relatively poor, and the product unity can't satisfy the demand.
In view of the above situation, a step-by-step forming mode, that is, a mode of bending first and then flanging, or a mode of flanging first and then bending, is adopted, and due to the independent stamping stress existing in the flanging and the bending, during the step-by-step operation, the flanging and the bending have twice large deformation stress, which easily causes the phenomena of fracture and wrinkle.
In view of the above situation, the present disclosure provides a press forming mold shown in fig. 1 to 3, which includes a bottom mold base 2 and a top mold base 3 having opening and closing displacements, wherein a substrate bending forming station 4 for bending and forming a substrate and a flanging forming station 5 for flanging and forming a workpiece formed at the substrate 100 bending forming station are disposed between the bottom mold base 2 and the top mold base 3.
The flanging forming station 5 can adopt a mold structural design consistent with the independent flanging forming station 5 in the prior art, two stations are formed respectively through the same operation, and the station is switched to realize the step-by-step forming of the solar bottom plate mounting bracket.
The substrate bending and forming station 4 includes a bending type groove 41 disposed on the bottom die base, and a bending and stamping type block 42 disposed on the top die base for matching with the bending type groove.
The bending die conventionally uses a similar bending groove 41 to cooperate with a bending punch block 42, so as to realize the forming of the top plate 11, the two mating ends 12 and the two inclined connecting plates 13. However, the bent end between the inclined connecting plate 13 and the top plate 11 and the mating end 12 generates a hard turn, which causes a crack and a wrinkle when the flanging is generated in the subsequent flanging process.
Aiming at the situation, the design is optimized correspondingly, the bending type groove 41 comprises two matching end supporting molded surfaces 411 arranged at intervals, a top plate molded surface 412 used for forming a top plate, and two inclined connecting plate molded surfaces 413 positioned between the top plate molded surface and any matching end supporting molded surface, corner convex type parts 414 used for protruding towards one side of the flanging are respectively arranged between the inclined connecting plate molded surfaces and the top plate molded surface and between the inclined connecting plate molded surfaces and the matching end supporting molded surfaces, and end position side baffles 410 are respectively arranged on two sides of any matching end supporting molded surface.
The bending stamping block 42 comprises a top plate stamping profile 422 used for being matched with the top plate forming profile, a matching end stamping profile 421 used for being matched with the matching end supporting profile in a one-to-one corresponding mode, an inclined connecting plate stamping profile 423 used for being arranged in a one-to-one corresponding mode with the inclined connecting plate profile, and a corner avoiding type groove 424 used for being matched with the corner protruding portion in a one-to-one corresponding mode.
As shown in fig. 4, the work formed at the base plate bending forming station is formed with a corner projection 15 toward the burring side.
The specific implementation process and principle description are as follows:
in the machining operation, the substrate 100 is first molded according to the flat structure of the sheet-like body 10 of the solar floor panel mounting bracket, the substrate 100 is mounted in the bent groove 41 of the bottom mold base, the end-position side stopper 410 is mounted in a relatively limited manner, and then press molding is performed at this position.
In the stamping forming process, the relative bending forming of the top plate 11, the two matching ends 12 and the two inclined connecting plates 13 is realized, and meanwhile, due to the fact that the corner avoiding type grooves 424 are matched with the corner protrusion type parts 414, the forming of the corner protrusions 15 on the transitional forming workpiece shown in fig. 4 is realized.
This corner is protruding 15 can eliminate hard turning stress when the shaping to make it turn over a book towards turn-ups direction in advance, and when turning up a flange shaping station 5, realize like the high accuracy deformation of fig. 4 to 5, satisfy the smooth no fracture demand of turn end, the product percent of pass obtains great promotion.
In one embodiment, the flange forming station 5 comprises flange support blocks 51 provided on the bottom die base, and flange punch blocks 52 provided on the top die base for cooperating with the flange support blocks.
The flanging supporting block 51 is provided with a flanging forming groove 510 for copying with a workpiece formed by the substrate bending forming station, the two side groove walls of the flanging forming groove are provided with flanging die tables 6 for flanging forming, the flanging forming groove and the two flanging die tables form a flanging die cavity 60, one side of the workpiece formed by the substrate bending forming station, which deviates from the corner bulge, faces the flanging die cavity,
the flanging press-type block 52 includes a flanging press-type portion 520 for mating with the flanging cavity.
The specific implementation process and principle description are as follows:
in the traditional punching, the workpiece surface on one side of the flanging 14 is supported, and the flanging 14 is formed by shearing force between a die cavity and a supporting block, so that certain shearing abrasion can be generated on the outer side of the flanging 14 during punching forming, and meanwhile, the forming precision of the flanging 14 is difficult to ensure.
In the present case, adopt turn-ups die cavity 60's design, its realization is carried on the support of work piece, and at the in-process that pushes down, the punching press piece can be to the protruding 15 place edgess of corner cooperation punching press to realize the high accuracy turn-ups, it makes the protruding 15 place edgess of corner wait to level and smooth the type of punching, and turn-ups and turn over position all are comparatively level and smooth, can not appear fold and fracture.
In one embodiment, the top plate 11 has two coupling holes 110 spaced apart from each other, the base plate has a coupling hole, and the top plate molding surface 412 has a coupling hole peg for coupling with the coupling hole. And a matching hole positioning pin used for being matched with the matching hole relatively is arranged in the flanging forming groove. The free end of the matching hole pin pile and the free end of the matching hole pin are respectively provided with a guide cone end. The bottom die holder is provided with two end side alignment limiting blocks which are positioned at two ends of the bent type groove and used for limiting the end side of the substrate.
Through the spacing design with the mating hole 110 and with the base plate terminal side, improved carry on precision in advance and the counterpoint direction cooperation of base plate bending forming station 4 forming process promptly, ensure the base plate and buckle the forming precision, also guarantee the direction demand of carrying on precision in advance and turn-ups suppression in the turn-ups suppression process when turn-ups operation simultaneously, the product percent of pass obtains great guarantee.
In one embodiment, a positioning and clamping guide mechanism 7 is arranged between the bottom die base 2 and the top die base 3. The contraposition die-closing guide mechanism comprises a plurality of sliding guide posts 71 arranged on the bottom die base and sliding ring blocks 72 arranged on the top die base and matched with the sliding guide posts in a one-to-one corresponding sliding manner.
The two are in diagonal guiding fit, the requirement of relative high-precision guiding of a die closing surface is met, and die closing precision is guaranteed.
In one embodiment, a plurality of die-closing protection limiting columns 8 for controlling die-closing stroke are arranged between the bottom die base and the top die base.
The present case is two station synchronous stamping forming promptly, and consequently the punching press stroke of two stations needs high accuracy control, and in the present case, adopt the design of a plurality of compound dies protection spacing posts 8, satisfy the accurate spacing demand of compound die stroke, ensure the punching press stroke volume reliable and stable relatively of two stations, improved the product shaping uniformity.
Through the above description, it can be found that the forming die for the solar bottom plate mounting bracket realizes the forming of the solar bottom plate mounting bracket by adopting the bending and flanging step-by-step forming mode, the design of the forming corner bulge during bending enables the corner part to be formed smoothly without fracture during the subsequent flanging operation, and the product quality is greatly improved. The flanging matching forming is realized through the flanging die cavity on the flanging station, the forming flatness is further improved, and the product percent of pass is effectively guaranteed. Bending operation and flanging operation common mode design have reduced the mould cost, have improved stamping forming efficiency, and the product is unified simultaneously and is ensured, satisfies follow-up shaping workpiece's high accuracy equipment demand.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.
Claims (9)
1. Stamping forming mould of solar energy bottom plate installing support, solar energy bottom plate installing support includes the slice main part, the slice main part includes roof and two joining in marriage the end, the roof with arbitrary possess the slope connecting plate between joining in marriage the end, the both sides of slice main part are equipped with the turn-ups respectively, arbitrary the turn-ups with the roof, join in marriage the end, the slope connecting plate is connected its characterized in that respectively:
the punch forming die comprises a bottom die holder and a top die holder which are provided with opening and closing displacements, a substrate bending forming station for bending and forming a substrate and a flanging forming station for flanging and forming a workpiece formed by the substrate bending forming station are arranged between the bottom die holder and the top die holder,
the base plate bending forming station comprises a bending type groove arranged on the bottom die base, a bending stamping type block arranged on the top die base and used for being matched with the bending type groove,
the bending type groove comprises two matching end supporting molded surfaces which are arranged at intervals, a top plate molded surface used for molding the top plate, and two inclined connecting plate molded surfaces which are positioned between the top plate molded surface and any matching end supporting molded surface, corner convex parts which are used for protruding towards one side of a flanging are respectively arranged between the inclined connecting plate molded surface and the top plate molded surface and between the inclined connecting plate molded surface and the matching end supporting molded surface, end position side baffles are respectively arranged at two sides of any matching end supporting molded surface,
the bending stamping block comprises a top plate stamping profile matched with the top plate forming profile, a matching end stamping profile matched with the matching end supporting profile in a one-to-one corresponding manner, an inclined connecting plate stamping profile arranged in a one-to-one corresponding manner with the inclined connecting plate stamping profile, and a corner avoiding type groove matched with the corner convex profile in a one-to-one corresponding manner,
the workpiece formed by the base plate bending forming station is provided with a corner bulge facing to one side of the flanging.
2. The stamping and forming die for the solar floor mounting bracket according to claim 1, wherein:
the flanging forming station comprises a flanging supporting block arranged on the bottom die base, a flanging stamping block arranged on the top die base and used for being matched with the flanging supporting block,
the flanging supporting block is provided with a flanging forming groove for copying with a workpiece formed by the substrate bending forming station, two side groove walls of the flanging forming groove are provided with flanging die tables for flanging forming, the flanging forming groove and the two flanging die tables form a flanging die cavity, one side of the workpiece formed by the substrate bending forming station, which deviates from the corner bulge, faces the flanging die cavity,
the flanging stamping block comprises a flanging stamping part matched with the flanging cavity.
3. The stamping and forming die for the solar floor mounting bracket according to claim 1, wherein:
the top plate is provided with two matching holes arranged at intervals, the base plate is provided with the matching holes, and the top plate forming surface is provided with matching hole pin piles which are used for being matched with the matching holes relatively.
4. The stamping and forming die for the solar floor mounting bracket as defined in claim 3, wherein:
and a matching hole positioning pin used for being matched with the matching hole relatively is arranged in the flanging forming groove.
5. The stamping and forming die for the solar floor mounting bracket according to claim 4, wherein:
and the free end of the matching hole pin pile and the free end of the matching hole positioning pin are respectively provided with a guide cone end.
6. The stamping and forming die for the solar floor mounting bracket according to claim 3, wherein:
and the bottom die holder is provided with two end side alignment limiting blocks which are positioned at two ends of the bent type groove and used for limiting the end sides of the substrate.
7. The stamping and forming die for the solar floor mounting bracket as defined in claim 1, wherein:
and an alignment die-closing guide mechanism is arranged between the bottom die holder and the top die holder.
8. The stamping and forming die for the solar floor mounting bracket as defined in claim 7, wherein:
the alignment die-closing guide mechanism comprises a plurality of sliding guide columns arranged on the bottom die base and sliding ring blocks which are arranged on the top die base and are in one-to-one corresponding sliding fit with the sliding guide columns.
9. The stamping and forming die for the solar floor mounting bracket as defined in claim 1, wherein:
and a plurality of die assembly protection limiting columns used for controlling die assembly stroke are arranged between the bottom die holder and the top die holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123243777.5U CN216989494U (en) | 2021-12-22 | 2021-12-22 | Stamping forming die of solar bottom plate mounting bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123243777.5U CN216989494U (en) | 2021-12-22 | 2021-12-22 | Stamping forming die of solar bottom plate mounting bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216989494U true CN216989494U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123243777.5U Active CN216989494U (en) | 2021-12-22 | 2021-12-22 | Stamping forming die of solar bottom plate mounting bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216989494U (en) |
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2021
- 2021-12-22 CN CN202123243777.5U patent/CN216989494U/en active Active
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