CN215697315U - Stamping die of seat back side plate - Google Patents
Stamping die of seat back side plate Download PDFInfo
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- CN215697315U CN215697315U CN202120984169.0U CN202120984169U CN215697315U CN 215697315 U CN215697315 U CN 215697315U CN 202120984169 U CN202120984169 U CN 202120984169U CN 215697315 U CN215697315 U CN 215697315U
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Abstract
The utility model discloses a stamping die for a side plate of a seat backrest, which comprises a stamping base and a stamping top seat, wherein at least one stamping forming station is arranged between the stamping base and the stamping top seat, the stamping forming station comprises a supporting type platform and a stamping type platform, the supporting type platform is provided with a substrate limiting mechanism, the supporting type platform is provided with a matching plate body forming pile platform provided with a bending edge type block, a pile platform plate body forming pile platform provided with a circular convex type block and a transition step wall forming die part, the substrate limiting mechanism comprises a matching pin column and at least three limiting pile bodies, and the stamping type platform is provided with a matching plate body matching type platform, a pile platform plate body matching type platform and a transition step wall matching type platform. The utility model can simplify the punch forming process of the side plate of the seat backrest and reduce the punch production cost. The requirement for stable carrying of the substrate is met, stamping forming is carried out at one time at each stamping position, and product precision is guaranteed. The overall design is concise and ingenious, the relative forming precision of the seat backrest side plates in pairs is met, and the method is suitable for batch punch forming operation.
Description
Technical Field
The utility model relates to a stamping die for a side plate of a seat backrest, belonging to the technical field of stamping 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. The stamped blanks are mainly hot and cold rolled steel sheets and strips. Most of the plates are punched to form finished products. The body, chassis, oil tank, radiator sheet, boiler steam drum, shell of container, iron core silicon steel sheet of motor and electric appliance are all made by punching. There are also a large number of stamped parts in products such as instruments, household appliances, bicycles, office machines, and household utensils.
The stamping die needs to be designed according to the forming shape structure of a workpiece, positioning, bending, punching, cutting and the like are reasonably designed, various adaptive stamping dies can be designed according to the process shape structure, and the stamping dies have great difference in forming precision and forming stability.
In the prior art, a backrest side plate for a seat in a specific area comprises a matching plate body, a pile platform plate body and a transition step wall located between the matching plate body and the pile platform plate body, wherein the matching plate body is provided with two matching through holes and a bending edge, and the pile platform plate body is provided with a circular protruding part.
In addition, the seat back side plate is combined by two mirror symmetry structural parts, so that the requirement on relative precision is high, and the matching precision requirement cannot be met by adopting a step-by-step forming mode for paired workpieces in the traditional mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art, and provides a stamping die for a side plate of a seat backrest, aiming at the problems of high product forming cost and low product percent of pass caused by a step-by-step mode adopted by the traditional stamping forming.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the stamping die for the seat back side plate comprises a matching plate body, a pile platform plate body and a transition step wall positioned between the matching plate body and the pile platform plate body, wherein the matching plate body is provided with two matching through holes and a bending edge, the pile platform plate body is provided with a circular convex part,
the stamping die is used for stamping forming of a substrate, the substrate comprises a plate-shaped main body, the plate-shaped main body is provided with the matching through hole and is used for bending along the formed bending along a gap part, the stamping die comprises a stamping base and a stamping top seat, at least one stamping forming station is arranged between the stamping base and the stamping top seat, the stamping forming station comprises a supporting type platform arranged on the stamping base and a stamping type platform arranged on the stamping top seat and matched with the supporting type platform,
the supporting platform is provided with a substrate limiting mechanism, the supporting platform is provided with a matching plate body forming pile platform, a pile platform plate body forming pile platform and a transition step wall forming mould part, the matching plate body forming pile platform is provided with a bending edge type block, the pile platform plate body forming pile platform is provided with a circular convex type block, the substrate limiting mechanism comprises matching pin columns which are arranged in one-to-one correspondence with the matching through holes and at least three limiting pile bodies used for limiting the outer contour of the substrate,
the punching type bench is provided with a matching plate body matching type platform matched with the matching plate body forming pile platform in a corresponding way, a pile platform plate body matching type platform matched with the pile platform plate body forming pile platform in a corresponding way, and a transition step wall matching type platform matched with the transition step wall forming die part in a corresponding way, the matching plate body matching type bench is provided with a bending edge type block avoiding groove matched with the bending edge type block in a one-to-one way, a matching pin column avoiding groove matched with the matching pin column in a one-to-one way, the pile platform plate body matching type bench is provided with a circular convex concave matched with the circular convex type block, and the punching type bench is provided with a limiting pile matched with the limiting pile body in a one-to-one way to avoid the groove.
Preferably, the supporting platform is provided with a limiting pile body carrying groove for loading the limiting pile body, and the limiting pile body is provided with an adjusting displacement in the limiting pile body carrying groove.
Preferably, the limiting pile body is detachably arranged in the limiting pile body carrying groove.
Preferably, the limiting pile body has horizontal linear floating displacement in the limiting pile body carrying groove.
Preferably, a flexible abutting layer is arranged on the limiting end face, facing the substrate, of the limiting pile body.
Preferably, a plurality of auxiliary pressure welding type columns with lifting floating displacement are arranged on the pressure welding type table.
Preferably, the stamping base and the stamping top seat are provided with two stamping forming stations which are arranged in mirror symmetry.
The utility model has the following beneficial effects:
1. the stamping forming process of the seat backrest side plate can be simplified, and the stamping production cost is reduced.
2. The requirement for stable carrying of the substrate is met, stamping forming is carried out at one time at each stamping position, and product precision is guaranteed.
3. The overall design is succinct ingenious, satisfies the relative shaping precision of seat back curb plate in pairs, easily realizes later stage equipment cooperation, is suitable for batchization stamping forming operation.
Drawings
Fig. 1 is a schematic structural view of a press mold for a seat back side plate of the present invention.
Fig. 2 is a schematic structural view of the punch base in the present invention.
Fig. 3 is a schematic structural view of the punch top seat of the present invention.
Fig. 4 is a schematic structural view of the substrate of the present invention.
Fig. 5 is a schematic view of a side panel of the seat back in the present invention.
Detailed Description
The utility model provides a stamping die for a side plate of a seat backrest. The technical solution of the present invention is described in detail below with reference to the accompanying drawings so that it can be more easily understood and appreciated.
As shown in fig. 4, the seat back side plate 1 includes a matching plate body 11, a pile platform plate body 12, and a transition step wall 13 located between the matching plate body 11 and the pile platform plate body 12, the matching plate body 11 is provided with two matching through holes 14 and a bending edge 15, and the pile platform plate body 12 is provided with a circular protruding portion 16.
The traditional stamping process adopts the steps of stamping and forming the adapter plate body 11, the pile platform plate body 12 and the transition step wall 13, then performing slotting and punching operation on the outer contour of the bending edge 15, and then performing bending operation on the bending edge 15, wherein the forming is complex and the cost is high.
In view of this situation, as shown in fig. 1 to 4, first, a stamping die is used to stamp the substrate 2, the substrate 2 includes a plate-shaped main body 21, and the plate-shaped main body 21 is provided with a matching through hole 14 and a bending edge slit portion 22 for bending edge forming. Namely, firstly, the flitch is processed to form the outer contour substrate 2 with specific matching, and the matching through hole 14 and the finish machining of the bent edge gap part 22 are carried out on the substrate 2 to realize the manufacture of a fine blank, the fine blank can be produced in batch according to empirical data, so that the production cost is greatly reduced by directly carrying out press forming on the fine blank.
The stamping die comprises a stamping base 3 and a stamping top seat 4, wherein at least one stamping forming station is arranged between the stamping base and the stamping top seat, and the stamping forming station comprises a supporting type platform 5 arranged on the stamping base 3 and a stamping type platform 6 which is arranged on the stamping top seat and is matched with the supporting type platform.
The supporting type platform 5 is provided with a substrate limiting mechanism 7, the supporting type platform 5 is provided with a matching plate body forming pile platform 51, a pile platform plate body forming pile platform 52 and a transition step wall forming mold part 53, the matching plate body forming pile platform 51 is provided with a bending edge type block 510, the pile platform plate body forming pile platform 52 is provided with a circular convex type block 520, and the substrate limiting mechanism 7 comprises matching pin columns 71 which are arranged in one-to-one correspondence with the matching through holes and at least three limiting pile bodies 72 which are used for limiting the outer contour of the substrate 2.
The punching type table 6 is provided with a matching plate body matching type table 61 correspondingly matched with the matching plate body forming pile table 51, a pile table plate body matching type table 62 correspondingly matched with the pile table plate body forming pile table, and a transition step wall matching type table 63 correspondingly matched with the transition step wall forming mold part, the matching plate body matching type table 61 is provided with a bending edge type block avoiding groove 610 correspondingly matched with the bending edge type block one to one, and a matching pin column avoiding groove 710 correspondingly arranged with the matching pin column one to one, the pile table plate body matching type table 62 is provided with a circular convex concave 620 matched with the circular convex type block, and the punching type table 6 is provided with a limiting pile avoiding groove 60 correspondingly matched with the limiting pile body 72 one to one.
The specific implementation process and principle description are as follows:
the limiting bearing of the substrate 2 on the supporting type table 5 is realized through the substrate limiting mechanism 7, and the requirement of the carrying precision of the substrate 2 is met through the matching pins 71 which are arranged in one-to-one correspondence with the matching through holes and at least three limiting pile bodies 72 for limiting the outer contour of the substrate 2.
In the process of punch forming, the matching of the relative precision of the initial crimping position of the matched pin column 71 and the limiting pile body 72 can be realized, the forming stability is improved, the design of the bent edge type block 510 and the circular convex type concave 620 is adopted, in the process of punch forming of the matched plate body 11, the pile platform plate body 12 and the transition step wall 13, the bent edge 15 and the circular convex part 16 are synchronously formed, and the integral forming precision is greatly improved.
In one embodiment, the support-type table 5 is provided with a limit pile body carrying groove 50 for loading limit pile bodies, and the limit pile bodies are provided with adjusting displacement in the limit pile body carrying groove.
Namely, the requirement of stable matching of the outer contour of the substrate 2 is met by adjusting the position degree of the limiting pile body.
Specifically, the limiting pile body 72 is detachably arranged in the limiting pile body carrying groove, namely, the replaceable limiting pile body 72 is adopted, so that the adaptability requirements of outer contours of different specifications can be met.
The limiting pile 72 can also adopt a design of horizontal linear floating displacement in a limiting pile carrying groove, namely, an elastic telescopic element is utilized to realize self-adaptive adjustment of a locking compression joint stroke.
In a preferred embodiment, the flexible abutting layer 720 is arranged on the limiting end face of the limiting pile body 72 facing the substrate, so that flexible abutting operation can be realized, a certain compression deformation is provided, the adaptability requirement is improved, and the initial limiting is more reliable and stable.
In one embodiment, the pressing type table 6 is provided with a plurality of auxiliary pressing type columns 8 with lifting floating displacement.
The specific implementation process and principle description are as follows:
in the process of punch forming, the adapting plate body 11 and the pile platform plate body 12 of the workpiece have the forming height difference relative to the transition step wall 13, at the moment, the limiting pile body 72 can be separated from the outer contour to a certain extent, the auxiliary compression-joint type column 8 can provide a certain contact friction force, the forming plate position is assisted in a certain abutting and matching manner in the difference forming process, the stability requirement in the forming process is met, and the product precision is improved.
In a specific embodiment, two stamping forming stations which are arranged in mirror symmetry are arranged between the stamping base and the stamping top seat. The requirement of the same-platform punch forming of the paired seat backrest side plates shown in the figure 5 is met, the relative precision between the two workpieces is reliable and stable, and the requirement of later-stage matching assembly is met.
Through the above description, it can be found that the stamping die for the seat back side plate can simplify the stamping forming process of the seat back side plate and reduce the stamping production cost. The requirement for stable carrying of the substrate is met, stamping forming is carried out at one time at each stamping position, and product precision is guaranteed. The overall design is succinct ingenious, satisfies the relative shaping precision of seat back curb plate in pairs, easily realizes later stage equipment cooperation, is suitable for batchization stamping forming operation.
The technical solutions of the present invention are fully described above, it should be noted that the specific embodiments of the present invention are not limited by the above description, and all technical solutions formed by equivalent or equivalent changes in structure, method, or function according to the spirit of the present invention by those skilled in the art are within the scope of the present invention.
Claims (7)
1. Stamping die of backrest curb plate, the backrest curb plate is including joining in marriage plate body, pile platform plate body, being located join in marriage the plate body with transition step wall between the pile platform plate body, join in marriage and be equipped with two on the plate body and join in marriage through-hole and one and buckle along, be equipped with circular bellying on the pile platform plate body, its characterized in that:
the stamping die is used for stamping forming of a substrate, the substrate comprises a plate-shaped main body, the plate-shaped main body is provided with the matching through hole and is used for bending along the formed bending along a gap part, the stamping die comprises a stamping base and a stamping top seat, at least one stamping forming station is arranged between the stamping base and the stamping top seat, the stamping forming station comprises a supporting type platform arranged on the stamping base and a stamping type platform arranged on the stamping top seat and matched with the supporting type platform,
the supporting platform is provided with a substrate limiting mechanism, the supporting platform is provided with a matching plate body forming pile platform, a pile platform plate body forming pile platform and a transition step wall forming mould part, the matching plate body forming pile platform is provided with a bending edge type block, the pile platform plate body forming pile platform is provided with a circular convex type block, the substrate limiting mechanism comprises matching pin columns which are arranged in one-to-one correspondence with the matching through holes and at least three limiting pile bodies used for limiting the outer contour of the substrate,
the punching type bench is provided with a matching plate body matching type platform matched with the matching plate body forming pile platform in a corresponding way, a pile platform plate body matching type platform matched with the pile platform plate body forming pile platform in a corresponding way, and a transition step wall matching type platform matched with the transition step wall forming die part in a corresponding way, the matching plate body matching type bench is provided with a bending edge type block avoiding groove matched with the bending edge type block in a one-to-one way, a matching pin column avoiding groove matched with the matching pin column in a one-to-one way, the pile platform plate body matching type bench is provided with a circular convex concave matched with the circular convex type block, and the punching type bench is provided with a limiting pile matched with the limiting pile body in a one-to-one way to avoid the groove.
2. The press-forming die for a seat back side plate according to claim 1, wherein:
the supporting type platform is provided with a limiting pile body carrying groove used for loading the limiting pile body, and the limiting pile body is provided with an adjusting displacement in the limiting pile body carrying groove.
3. The press-forming die for a seat back side plate according to claim 2, wherein:
the limiting pile body is detachably arranged in the limiting pile body carrying groove.
4. The press-forming die for a seat back side plate according to claim 2, wherein:
the limiting pile body is provided with horizontal linear floating displacement in the limiting pile body carrying groove.
5. The press-forming die for a seat back side plate according to any one of claims 1 to 4, wherein:
and a flexible abutting layer is arranged on the limiting end face of the limiting pile body facing the substrate.
6. The press-forming die for a seat back side plate according to claim 1, wherein:
and a plurality of auxiliary compression-joint type columns with lifting floating displacement are arranged on the compression-joint type table.
7. The press-forming die for a seat back side plate according to claim 1, wherein:
the stamping base with be equipped with two between the punching press footstock and be mirror symmetry setting stamping forming station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120984169.0U CN215697315U (en) | 2021-05-10 | 2021-05-10 | Stamping die of seat back side plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120984169.0U CN215697315U (en) | 2021-05-10 | 2021-05-10 | Stamping die of seat back side plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215697315U true CN215697315U (en) | 2022-02-01 |
Family
ID=80030955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120984169.0U Expired - Fee Related CN215697315U (en) | 2021-05-10 | 2021-05-10 | Stamping die of seat back side plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215697315U (en) |
-
2021
- 2021-05-10 CN CN202120984169.0U patent/CN215697315U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |