CN218503136U - Refrigerator back plate stamping die - Google Patents
Refrigerator back plate stamping die Download PDFInfo
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- CN218503136U CN218503136U CN202222355569.2U CN202222355569U CN218503136U CN 218503136 U CN218503136 U CN 218503136U CN 202222355569 U CN202222355569 U CN 202222355569U CN 218503136 U CN218503136 U CN 218503136U
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Abstract
The utility model relates to a refrigerator backplate press die, including the lower bolster, the lower mould gusset, well template, the shaping lower mould core, the cope match-plate pattern, go up the fly leaf, the stripper, the cope match-plate pattern bottom is equipped with main towards backing plate, main towards backing plate bottom is equipped with main drift, the cope match-plate pattern bottom is equipped with the backing plate that punches a hole, it is equipped with towards the needle fixed plate to punch a hole backing plate bottom, it is equipped with towards the needle body to punch a needle fixed plate, the cope match-plate pattern bottom is equipped with nitrogen spring, the cope match-plate pattern bottom is equipped with the upper slitter cushion, upper slitter cushion bottom is equipped with the sword piece, the well template of mould core side is equipped with down the sword piece under the shaping, it is equipped with the inclined plane to go up sword piece bottom, it deviates from down sword piece one side and is the arc angle to go up the turning between the sword piece bottom. The utility model discloses unite two into one stamping die and die-cutting mould, reduce equipment cost reduces the labour demand, and the one shot forming precision is higher. Go up sword piece bottom and set up the inclined plane and set up the fillet in last sword piece bottom corner for cut edge earlier and bend again at the compound die in-process, one shot forming reduces the structure.
Description
Technical Field
The utility model relates to a panel beating stamping die, in particular to refrigerator backplate stamping die.
Background
The back plate of the refrigerator is usually made of sheet metal, and the back plate is usually provided with larger punched holes, turned edges, small punched holes and concave-convex characters. The existing backboard usually adopts a punching die to punch and cut edges of a metal plate and a hole, and then the punched backboard is placed on a forming die to be punched and formed. This kind of mode needs two sets of moulds and two stamping equipment, has improved manufacturing cost, and the panel beating circulates between the equipment simultaneously, and labour consumes greatly, and the precision is difficult to control.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims at providing a stamping die for a backboard of a refrigerator.
The utility model provides a technical scheme that its technical problem adopted is: a stamping die for a backboard of a refrigerator comprises a lower die plate, a lower die rib plate arranged on the lower die plate, a middle die plate arranged on the lower die rib plate, a lower forming die core arranged at the top of the middle die plate, an upper die plate positioned above the middle die plate, an upper movable plate arranged below the upper die plate, and a discharging plate arranged below the upper movable plate, wherein stamping forming surfaces are arranged on the top surface of the lower forming die core and the bottom of the discharging plate, main punching holes are arranged on the upper movable plate and the discharging plate, a main stamping pad plate is arranged at the bottom of the upper die plate, a main stamping head extending into the main punching hole is arranged at the bottom of the main stamping pad plate, the discharging plate is positioned at an upper stroke position end point, the bottom of the main stamping head is exposed out of the bottom of the discharging plate, a stamping pad plate is arranged at the bottom of the upper die plate, a stamping needle fixing plate is arranged at the bottom of the stamping pad plate, and the stamping needle fixing plate is provided with a stamping needle body extending downwards, the upper movable plate and the discharge plate are provided with avoidance holes for avoiding the punch needle body, the bottom of the upper template is provided with a nitrogen spring with one end abutting against the top of the upper movable plate, the bottom of the upper template is provided with an upper cutter pad block, the bottom of the upper cutter pad block is provided with an upper cutter block, the middle templates on the front side and the rear side of the lower molding core are provided with plate positioning pins, the middle templates on the left side and the right side of the lower molding core are provided with sheet metal positioning strips, the middle template on the side surface of the lower molding core is provided with a lower cutter block matched with the upper cutter block, the upper cutter block is positioned above the lower cutter block and the lower molding core, the bottom of the upper cutter block is provided with an inclined plane, the inclined plane extends towards the upper direction of the lower molding core towards the lower cutter block, and the corner between one side of the upper cutter block, which deviates from the lower cutter block, and the bottom of the upper cutter block is an arc-shaped angle, the bottom of the upper movable plate is elastically connected with a printing convex die which penetrates through the discharging plate downwards, and a printing concave die matched with the printing convex die is arranged on the forming lower die core.
In the design, the stamping die and the punching die are combined into a whole, so that the equipment cost is reduced, the labor force demand is reduced, and the one-step forming precision is higher. The bottom of the upper cutter block is provided with an inclined plane and the corner of the bottom of the upper cutter block is provided with a fillet, so that the edges are cut and then bent in the die assembly process, the die is formed at one step, and the structure is reduced; the main punch is arranged on the upper die plate, so that punching is realized at the tail end of the die assembly, and one-time punching forming is realized.
As a further improvement of the design, the edge of the lower molding core and the main punch are elastically connected with unloading nails, and the ejection direction of the unloading nails points to the mold closing direction. The nail of unloading is convenient for to the sheet metal component lifting after the punching press, the unloading of being convenient for.
As a further improvement of the design, the top of the lower cutter block is provided with a waste material guide inclined plane, and the waste material guide inclined plane extends from the upper part of one side of the lower cutter block to the lower part of the other side of the lower molding core. The waste material direction inclined plane is convenient for derive the leftover bits after cutting, prevents that the leftover bits from getting into between last sword piece and the lower sword piece.
As a further improvement of the design, the lower cutter block is elastically connected with a discharging nail, and the discharging nail on the lower cutter block is positioned at the top of the lower cutter block between the waste material guide inclined plane and the forming lower mold core. The discharging nail further prevents leftover materials from entering the space between the upper cutter block and the lower cutter block.
The utility model has the advantages that: the utility model discloses unite two into one stamping die and die-cutting mould, reduce equipment cost reduces the labour demand, and the one shot forming precision is higher. The bottom of the upper cutter block is provided with an inclined plane and the corners of the bottom of the upper cutter block are provided with fillets, so that the edges are cut and then bent in the die assembly process, and the structure is reduced through one-step forming; the main punch is arranged on the upper die plate, so that punching is realized at the tail end of the die assembly, and one-time punching forming is realized.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic left-right direction cross-sectional view of the present invention.
Fig. 2 is a schematic sectional view of the front and rear main punches according to the present invention.
Fig. 3 is a schematic view of the position of the front and rear punching needle body of the present invention.
Fig. 4 is a schematic view of the cooperation of the upper knife block and the lower knife block of the present invention.
In the drawing, 1, a metal plate positioning strip, 2, an upper cutter block, 3, an upper cutter cushion block, 4, a main punch, 5, a main punching hole, 6, a printing male die, 7, an upper movable plate, 8, an upper die plate, 9, a discharging plate, 10, a nitrogen spring, 11, a main punching cushion plate, 12, a printing female die, 13, a lower die rib plate, 14, a lower die plate, 15, a middle die plate, 16, a punching cushion plate, 17, a punching pin fixing plate, 18, a punching pin body, 19, a forming lower die core, 20, a relief hole, 21, a plate positioning pin, 22, a lower cutter block, 23, an inclined plane, 24, a waste guiding inclined plane and 25 are provided.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only used for explaining the invention, but not for limiting the invention.
Example (b): a stamping die for a backboard of a refrigerator comprises a lower template 14, a lower die rib plate 13 arranged on the lower template 14, a middle template 15 arranged on the lower die rib plate 13, a forming lower die core 19 arranged at the top of the middle template 15, an upper template 8 positioned above the middle template 15, an upper movable plate 7 arranged below the upper template 8, and a discharging plate 9 arranged below the upper movable plate 7, wherein the top surface of the forming lower die core 19 and the bottom of the discharging plate 9 are both provided with stamping forming surfaces, the upper movable plate 7 and the discharging plate 9 are provided with main punched holes 5, the bottom of the upper template 8 is provided with a main punching pad plate 11, the bottom of the main punching pad plate 11 is provided with a main punch 4 extending into the main punched holes 5, the discharging plate 9 is positioned at an upper stroke position end point, the bottom of the main punch 4 is exposed out of the bottom of the discharging plate 9, the bottom of the upper template 8 is provided with a punching pad plate 16, the punching backing plate 16 is provided with a punching needle fixing plate 17 at the bottom, the punching needle fixing plate 17 is provided with a punching needle body 18 extending downwards, the upper movable plate 7 and the unloading plate 9 are provided with a dodging hole 20 for dodging the punching needle body 18, the bottom of the upper template 8 is provided with a nitrogen spring 10 with one end propping against the top of the upper movable plate 7, the bottom of the upper template 8 is provided with an upper cutter pad 3, the bottom of the upper cutter pad 3 is provided with an upper cutter block 2, the middle templates 15 at the front side and the rear side of the lower molding core 19 are provided with plate positioning pins 21, the middle templates 15 at the left side and the right side of the lower molding core 19 are provided with sheet metal positioning strips 1, the middle templates 15 at the side of the lower molding core 19 are provided with a lower cutter block 22 matched with the upper cutter block 2, and the upper cutter block 2 is positioned above the position between the lower cutter block 22 and the lower molding core 19, the bottom of the upper cutter block 2 is provided with an inclined plane 23, the inclined plane 23 faces towards the upper direction of the lower molding core 19 and extends below the lower cutter block 22, the corner between one side of the upper cutter block 2, which is far away from the lower cutter block 22, and the bottom of the upper cutter block 2 is an arc-shaped angle, the bottom of the upper movable plate 7 is elastically connected with a lettering male die 6 which downwards penetrates through the discharging plate 9, and the lower molding core 19 is provided with a lettering female die 12 which is matched with the lettering male die 6.
In the design, the stamping die and the punching die are combined into one, so that the equipment cost is reduced, the labor demand is reduced, and the one-step forming precision is higher. The bottom of the upper cutter block 2 is provided with an inclined plane 23 and a corner at the bottom of the upper cutter block 2 is provided with a fillet, so that the edge is cut and then the upper cutter block is bent in the die assembly process, the upper cutter block is formed at one step, and the structure is reduced; the main punch 4 is arranged on the upper die plate 8, so that punching is realized at the tail end of the die assembly, and one-time punching forming is realized.
As a further improvement of the design, the edge of the lower molding core 19 and the main punch 4 are elastically connected with a discharging nail 25, and the ejecting direction of the discharging nail 25 points to the mold closing direction. The discharging nail 25 is convenient for lifting the sheet metal part after stamping and discharging.
As a further improvement of the present design, a scrap guiding bevel 24 is provided on the top of the lower cutter block 22, and the scrap guiding bevel 24 extends from the lower cutter block 22 toward the upper side of the core of the lower molding core 19 to the lower side of the other side. The waste material guide inclined plane 24 is convenient for guiding out cut leftover materials and prevents the leftover materials from entering between the upper cutter block 2 and the lower cutter block 22.
As a further improvement of the design, a discharging nail 25 is elastically connected to the lower knife block 22, and the discharging nail 25 on the lower knife block 22 is positioned at the top of the lower knife block 22 between the waste material guiding inclined plane 24 and the core of the lower molding core 19. The discharge pin 25 further prevents scrap from entering between the upper block 2 and the lower block 22.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. A stamping die for a backboard of a refrigerator comprises a lower template, a lower die rib plate arranged on the lower template, a middle template arranged on the lower die rib plate, a forming lower die core arranged at the top of the middle template, an upper template positioned above the middle template, an upper movable plate arranged below the upper template, and a stripper plate arranged below the upper movable plate, wherein stamping forming surfaces are arranged on the top surface of the forming lower die core and the bottom of the stripper plate respectively, the stamping die is characterized in that main punching holes are arranged on the upper movable plate and the stripper plate, a main punching pad plate is arranged at the bottom of the upper template, a main punch head extending into the main punching hole is arranged at the bottom of the main punching pad plate, the stripper plate is positioned at an upper stroke position end point, the bottom of the main punch head is exposed out of the bottom of the stripper plate, a punching pad plate is arranged at the bottom of the upper template, a punching needle fixing plate is arranged at the bottom of the punching pad plate, and the punching needle fixing plate is provided with a punching needle body extending downwards, the upper movable plate and the discharge plate are provided with avoidance holes for avoiding the punch needle body, the bottom of the upper template is provided with a nitrogen spring with one end abutting against the top of the upper movable plate, the bottom of the upper template is provided with an upper cutter pad block, the bottom of the upper cutter pad block is provided with an upper cutter block, the middle templates on the front side and the rear side of the lower molding core are provided with plate positioning pins, the middle templates on the left side and the right side of the lower molding core are provided with sheet metal positioning strips, the middle template on the side surface of the lower molding core is provided with a lower cutter block matched with the upper cutter block, the upper cutter block is positioned above the lower cutter block and the lower molding core, the bottom of the upper cutter block is provided with an inclined plane, the inclined plane extends towards the upper direction of the lower molding core towards the lower cutter block, and the corner between one side of the upper cutter block, which deviates from the lower cutter block, and the bottom of the upper cutter block is an arc-shaped angle, the bottom of the upper movable plate is elastically connected with a printing convex die which penetrates through the discharging plate downwards, and a printing concave die matched with the printing convex die is arranged on the lower forming die core.
2. The refrigerator back plate stamping die as claimed in claim 1, wherein the lower molding core edge and the main punch are elastically connected with discharge pins, and the ejection direction of the discharge pins is directed to the die assembly direction.
3. The refrigerator back plate stamping die as claimed in claim 1, wherein a scrap guide slope is formed at the top of the lower cutter block, the scrap guide slope extending from the lower cutter block toward the upper side of one side of the lower molding core to the lower side of the other side.
4. The refrigerator back plate stamping die as claimed in claim 3, wherein the lower cutter block is elastically connected with a discharging nail, and the discharging nail on the lower cutter block is positioned at the top of the lower cutter block between the scrap guide inclined plane and the forming lower die core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222355569.2U CN218503136U (en) | 2022-12-07 | 2022-12-07 | Refrigerator back plate stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222355569.2U CN218503136U (en) | 2022-12-07 | 2022-12-07 | Refrigerator back plate stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218503136U true CN218503136U (en) | 2023-02-21 |
Family
ID=85211905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222355569.2U Active CN218503136U (en) | 2022-12-07 | 2022-12-07 | Refrigerator back plate stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218503136U (en) |
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2022
- 2022-12-07 CN CN202222355569.2U patent/CN218503136U/en active Active
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