CN220224777U - Shaper to negative draft angle paper-plastic - Google Patents
Shaper to negative draft angle paper-plastic Download PDFInfo
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- CN220224777U CN220224777U CN202321344250.8U CN202321344250U CN220224777U CN 220224777 U CN220224777 U CN 220224777U CN 202321344250 U CN202321344250 U CN 202321344250U CN 220224777 U CN220224777 U CN 220224777U
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- 238000007493 shaping process Methods 0.000 claims abstract description 190
- 238000001125 extrusion Methods 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims description 14
- 238000000465 moulding Methods 0.000 claims description 9
- 241000252254 Catostomidae Species 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000007547 defect Effects 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a shaping machine for negative drawing angle paper-plastic, which comprises a shaping device, wherein the shaping device comprises an inner shaping die mounting seat, a top block mounting groove is formed in the middle of the inner shaping die mounting seat, a top block is arranged in the top block mounting groove, an inner shaping die is respectively arranged at the front, the rear, the left and the right of the top block, and an outer shaping die is respectively arranged at the outer side of each inner shaping die; an inner shaping cylinder is arranged at the lower end of the top block, and a telescopic part of the inner shaping cylinder stretches out to push the top block to move upwards, so that the inner shaping mold is outwards opened; the shaping cylinder can push the outer shaping die to move inwards; during shaping, the paper plastic is placed in a gap between the inner shaping die and the outer shaping die, and shaping is completed through extrusion of the inner shaping die and the outer shaping die. The utility model can facilitate the carrying device to automatically take and put paper and plastic products, and can shorten the working beat and improve the working efficiency.
Description
Technical Field
The utility model relates to a shaper for negative draft angle paper and plastic, and belongs to the technical field of shapers.
Background
The existing pulp molding manufacturing method is that pulp wet blanks are produced through pulp wet blank production equipment, then production staff uses hot press shaping equipment or a natural sun-drying method to dehydrate and shape the pulp wet blanks, but with the development of society, the consumption of residents is increased, the demand of pulp molding is continuously increased, and the traditional pulp molding manufacturing method has the defects of low yield, low production speed, unstable product quality and the like, so that the traditional pulp molding manufacturing method cannot adapt to the huge demand of the current manufacturing industry on pulp molding, and the pulp molding equipment is used for manufacturing pulp molded products to improve the production efficiency. The forming equipment is provided with a paper-plastic mould consisting of an upper mould and a lower mould, and is provided with a guide structure consisting of a positioning socket fixed on the lower mould and a positioning bolt fixed on the upper mould;
at present, a paper-plastic product with a negative draft angle is a common paper-plastic product on the market, namely the paper-plastic product is of an inverted structure, and hot press shaper equipment is required to be used for producing the paper pulp molding product; in the production process, the hot press shaping machine drives the upper die to move up and down through the air cylinder or the oil cylinder to realize shaping through cooperation operation with the lower die.
Because the upper die and the lower die are arranged up and down, when paper and plastic products are to be taken and placed by a manipulator, the space is insufficient due to the existence of the upper die, and the actual situation is that manual taking and placing are generally adopted, so that the problem of clamping the hands can occur; in addition, when getting paper and plastic products, need the upper mould to rise completely, dodge the back in space, staff or other mechanical device just can contact paper and plastic products and get the product, influence work beat and work efficiency.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides the plastic machine for paper and plastic at the negative drawing angle, which can facilitate the automatic taking and placing of paper and plastic products by a carrying device, shorten the working beat and improve the working efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the shaping machine for negative draft angle paper plastic comprises an inner shaping device, wherein the inner shaping device comprises an inner shaping die mounting seat and an inner shaping die, a top block mounting groove is formed in the middle position of the inner shaping die mounting seat, a top block is arranged in the top block mounting groove, and at least one inner shaping die matched with the outer wall of the top block is arranged on the periphery of the top block so as to drive the inner shaping die to move outwards by driving the top block;
the utility model further comprises an outer shaping device which is arranged on the periphery side of the inner shaping device and comprises an outer shaping die used for driving the outer shaping die to reciprocate along the direction towards the inner shaping device.
During shaping, the paper plastic is placed in a gap between the inner shaping die and the outer shaping die, and shaping is completed through extrusion of the inner shaping die and the outer shaping die.
Further, the top of kicking block is the terrace shape structure, and interior plastic mould's lower surface is the inclined plane with the top matched with of kicking block for when the kicking block upwards moved, the terrace shape structure of kicking block can promote interior plastic mould and move outside.
Further, the positions, corresponding to the positions, where the inner shaping molds are placed, of the upper surface of the inner shaping mold mounting seat are respectively provided with a mold mounting groove, the lower surface of the inner shaping mold is provided with a positioning protrusion, and the inner shaping mold is slidably mounted in the mold mounting groove through the positioning protrusion.
Further, a spring mounting groove is formed in one side, far away from the center of the inner shaping die mounting seat, of the die mounting groove of the inner shaping die mounting seat, a return spring is arranged in the spring mounting groove and props against the side face of the positioning boss, and when the ejector block falls down, the return spring pushes the inner shaping die to move towards the center.
Further, the upper end of the inner shaping mould is provided with an outer side surface which is matched with the inner surface of the paper mould, the opening of the paper mould is reversely buckled above the four inner shaping moulds, and the inner side of the inner shaping mould is provided with a concave part.
Further, the outer plastic cylinder adopts the slip table cylinder, and the below of outer plastic cylinder is equipped with the cylinder support, and outer plastic cylinder passes through the cylinder support to be fixed on the fixed plate, and outer plastic mold's front end cooperatees with the lateral surface that paper was moulded, and outer plastic mold's rear end is fixed on outer plastic cylinder's expansion member.
Further, the shaping device is arranged on the bottom plate, and a carrying device is arranged behind the shaping device on the bottom plate;
storage trays are respectively arranged on two sides of the bottom plate, which are positioned on the shaping device.
Further, the handling device comprises a moving module, and the sliding block of the moving module is provided with a suction assembly.
Further, the lower extreme at the fixed plate is fixed to interior plastic cylinder, and interior plastic cylinder's flexible part and the bottom fixed connection of kicking block.
Further, the motion module includes the sliding seat, absorb the subassembly and be fixed in on the sliding seat, absorb the subassembly and include the slip table cylinder, be fixed with the connecting plate on the slider of slip table cylinder, the bottom of connecting plate is fixed with two first dead levers, two be equipped with two second dead levers between the first dead lever, two the second dead lever sets up perpendicularly with two first dead levers.
The two ends of the second fixing rod are fixed in the strip-shaped sliding grooves of the first fixing rods on two sides through locking devices, and the positions of the second fixing rods on the first fixing rods are adjustable; a plurality of suckers are arranged in the strip-shaped sliding grooves of the first fixing rods, and the positions of the suckers on the first fixing rods are adjustable.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
1. the paper plastic to be processed is carried into the shaping device from the storage tray at one side through the carrying device, the shaping device completes shaping through mutual extrusion of the inner shaping die and the outer shaping die, then the carrying device carries the paper plastic into the storage tray for storing paper plastic finished products, and the transverse extrusion mode is suitable for carrying by the mechanical carrying device, and is reasonable in design and convenient to realize automation.
2. Before the shaping is finished, the carrying device can reach the upper part of the paper plastic in advance to wait, and after the shaping is finished, the carrying device can be immediately taken away, so that the work beat of taking the piece is shortened, and the work efficiency is improved.
3. The sucking disc is adjustable in the bar-shaped sliding groove of first dead lever for the sucking disc can be realized controlling the position adjustable of sucking disc, and the second dead lever is adjustable in the bar-shaped sliding groove of first dead lever, has realized that the sucking disc front and back position is adjustable, makes the commonality of sucking component better.
The utility model will now be described in detail with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a perspective view of the shaping device of the present utility model;
FIG. 3 is a top view of the shaping device of the present utility model;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the structure of the outer shaping mold mounting base of the present utility model;
FIG. 6 is a schematic view of the structure of the inner shaping mold of the present utility model;
fig. 7 is a schematic structural view of the carrying device in the present utility model.
In the figure, 1-bottom plate, 2-fixed plate, 3-outer shaping cylinder, 4-outer shaping die, 5-outer shaping die mount, 501-spring mount, 502-die mount, 503-top block mount, 6-return spring, 7-inner shaping cylinder, 8-top block, 9-index product, 10-inner shaping die, 1001-positioning boss, 1002-outer side, 1003-recess, 11-cylinder support, 12-handling device, 1201-movement module, 1202-suction assembly, 1203-slipway cylinder, 1204-connecting plate, 1205-first fixed rod, 1206-second fixed rod, 1207-sucker, 1208-locking device, 13-stock tray.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
As shown in fig. 1-5, the utility model provides a shaping machine for negative draft angle paper-plastic, which comprises an inner shaping device, an outer shaping device and a control device, wherein the inner shaping device comprises an inner shaping die mounting seat 5 and an inner shaping die 10, a top block mounting groove 503 is formed in the middle position of the inner shaping die mounting seat 5, a top block 8 is arranged in the top block mounting groove 503, and at least one inner shaping die 10 matched with the outer wall of the top block 8 is arranged on the periphery of the top block 8 so as to drive the inner shaping die 10 to move outwards by driving the top block 8;
the utility model also comprises an outer shaping device which is arranged on the periphery side of the inner shaping device and comprises an outer shaping die 4 for driving the outer shaping die 4 to reciprocate along the direction towards the inner shaping device.
At the time of shaping, the paper-plastic is placed in the gap between the inner shaping die 10 and the outer shaping die 4, and shaping is completed by extrusion of the inner shaping die 10 and the outer shaping die 4.
The lower end of the ejector block 8 is provided with an inner shaping cylinder 7, the inner shaping cylinder 7 is fixed at the lower end of the fixed plate 2, a telescopic part of the inner shaping cylinder 7 is fixedly connected with the bottom of the ejector block 8, and the telescopic part of the inner shaping cylinder 7 stretches out to enable the ejector block 8 to move upwards, so that the inner shaping die 10 is spread outwards; the outside of outer plastic mould 4 is equipped with outer plastic cylinder 3, and outer plastic cylinder 3 flexible part and outer plastic mould 4 fixed connection, and plastic cylinder 3 can promote outer plastic mould 4 to move inwards, and during the plastic, places the space between interior plastic mould 10 and outer plastic mould 4 with paper plastic, accomplishes the plastic through the extrusion of interior plastic mould 10 and outer plastic mould 4.
The top of the top block 8 is of a regular shape or an irregular shape for supporting or matching the lower surface of the inner shaping mold 10 so that the inner shaping mold 10 is fixed to the top block 8. In an embodiment, the top block 8 has a stepped or conical structure, and the lower surface of the inner shaping mold 10 is an inclined surface matched with the top of the top block 8, so that when the top block 8 moves upwards, the conical structure of the top block 8 can push the inner shaping mold 10 to move outwards.
Referring to fig. 4 to 6, the positions of the upper surface of the inner shaping mold mounting seat 5, where the inner shaping mold 10 is correspondingly placed, are respectively provided with mold mounting grooves 502, the lower surface of the inner shaping mold 10 is provided with positioning protrusions 1001, and the inner shaping mold 10 is slidably mounted in the mold mounting grooves 502 through the positioning protrusions 1001.
A spring mounting groove 501 is formed in one side, far away from the center of the inner shaping die mounting seat 5, of the die mounting groove 502 of the inner shaping die mounting seat 5, a return spring 6 is arranged in the spring mounting groove 501, the return spring 6 props against the side face of the positioning boss 1001, and when the jacking block 8 falls down, the return spring 6 pushes the inner shaping die 10 to move towards the center.
Referring to fig. 6, the upper end of the inner shaping mold 10 is provided with an outer side 1002 corresponding to the inner surface of the paper plastic, the opening of the paper plastic is reversely buckled above the four inner shaping molds 10, and the inner side of the inner shaping mold 10 is provided with a concave part 1003, so that the contact area between the top surface of the inner shaping mold 10 and the inner top surface of the paper plastic can be reduced, and the abrasion is reduced.
The outer plastic cylinder 3 adopts the slip table cylinder, and the below of outer plastic cylinder 3 is equipped with cylinder support 11, and outer plastic cylinder 3 passes through cylinder support 11 to be fixed on fixed plate 2, and the front end of outer plastic mould 4 cooperatees with the lateral surface of paper mould, and the rear end of outer plastic mould 4 is fixed on the telescopic member of outer plastic cylinder 3.
Referring to fig. 1 and 7, the shaping device is placed on the bottom plate 1, a carrying device 12 is arranged on one side of the shaping device on the bottom plate 1, the carrying device comprises a moving module 1201, a suction assembly 1202 is installed on a sliding block of the moving module 1201, storage trays 13 are respectively arranged on two sides of the shaping device on the bottom plate 1, wherein the storage trays 13 on one side are used for storing paper-plastic workpieces to be processed, and the storage trays 13 on the other side are used for storing paper-plastic finished products.
The paper-plastic to-be-machined parts are conveyed into the shaping device from the storage tray 13 on one side through the conveying device 12, the shaping device completes shaping through mutual extrusion of the inner shaping die 10 and the outer shaping die 4, then the conveying device 12 conveys the paper-plastic to the storage tray 13 for storing paper-plastic finished products, and the transverse extrusion mode is suitable for conveying by a mechanical conveying device, is reasonable in design and is convenient to realize automation.
Before the shaping is finished, the carrying device 12 can reach the upper part of the paper plastic in advance to wait, after the shaping is finished, the carrying device 12 can be immediately taken away, the work beat of taking the piece is shortened, and the work efficiency is improved.
In some embodiments, the motion module 1201 includes a sliding seat, the suction assembly 1202 is fixed on the sliding seat, the suction assembly 1202 includes a sliding table cylinder 1203, a connecting plate 1204 is fixed on a sliding part of the sliding table cylinder 1203, two first fixing rods 1205 are fixed at the bottom of the connecting plate 1204, two second fixing rods 1206 are arranged between the two first fixing rods 1205, and the two second fixing rods 1206 are vertically arranged with the two first fixing rods 1205.
The first fixing rod 1205 and the second fixing rod 1206 are respectively provided with a bar-shaped sliding groove, two ends of the second fixing rod 1206 are fixed in the bar-shaped sliding grooves of the first fixing rod 1205 at two sides through a locking device 1208, and the position of the second fixing rod 1206 on the first fixing rod 1205 is adjustable; a plurality of suction cups 1207 are mounted in the bar-shaped sliding grooves of the first fixing lever 1205, and the positions of the suction cups 1207 on the first fixing lever 1205 are adjustable.
The position of the suction cup 1207 in the bar-shaped sliding groove of the first fixed rod 1205 is adjustable, so that the suction cup 1207 can be adjusted in left and right positions, the position of the second fixed rod 1206 in the bar-shaped sliding groove of the first fixed rod 1205 is adjustable, and the front and back positions of the suction cup 1207 are adjustable, so that the universality of the suction assembly 1202 is better.
In other embodiments, the shaping device is placed on the bottom plate 1, and a carrying device 12 is arranged on one side of the bottom plate 1, which is located on the shaping device, and the carrying device comprises a moving module 1201, and a suction assembly 1202 is mounted on a sliding block of the moving module 1201; the suction assembly 1202 includes a connection plate 1204, a first suction device and a second suction device; the first suction device and the second suction device are both arranged on the connecting plate 1204, and the interval distance between the first suction device and the second suction device is the same as the interval distance between the material storage disc 13 and the shaping device; the connection plate 1204 is mounted on the motion module. Therefore, the first suction device and the second suction device can realize cooperative linkage movement, so that when the first suction device sucks the paper-plastic to-be-machined piece from the storage tray 13 on one side to the shaping device, the second suction device synchronously sucks a paper-plastic finished product from the shaping device to the storage tray 13 on the other side, and further the machining efficiency can be improved.
The working principle of the utility model is as follows:
during operation, the carrying device 12 is used for loading and unloading, the carrying device 12 can reach the upper part of the paper plastic in advance for waiting, the carrying device 12 is used for carrying the paper plastic to-be-processed workpiece from the storage tray 13 on one side to the shaping device, the shaping device is used for finishing shaping through mutual extrusion of the inner shaping die 10 and the outer shaping die 4, and then the carrying device 12 is used for carrying the paper plastic to the storage tray 13 for storing the paper plastic finished products.
The transverse extrusion mode is suitable for mechanical conveying devices to carry, has reasonable design and is convenient for realizing automation; after finishing shaping, the carrying device 12 can be immediately taken away, so that the work beat of taking the workpiece is shortened, and the work efficiency is improved.
The lower end of the ejector block 8 is provided with an inner shaping cylinder 7, the inner shaping cylinder 7 is fixed at the lower end of the fixed plate 2, a telescopic part of the inner shaping cylinder 7 is fixedly connected with the bottom of the ejector block 8, and the telescopic part of the inner shaping cylinder 7 stretches out to enable the ejector block 8 to move upwards, so that the inner shaping die 10 is spread outwards; the outer side of the outer shaping die 4 is provided with an outer shaping cylinder 3, a telescopic part of the outer shaping cylinder 3 is fixedly connected with the outer shaping die 4, the outer shaping die 4 can be pushed to move inwards by the shaping cylinder 3, paper plastic is placed in a gap between the inner shaping die 10 and the outer shaping die 4 during shaping, and shaping is completed through extrusion of the inner shaping die 10 and the outer shaping die 4;
a spring mounting groove 501 is formed in one side, far away from the center of the inner shaping die mounting seat 5, of the die mounting groove 502 of the inner shaping die mounting seat 5, a return spring 6 is arranged in the spring mounting groove 501, the return spring 6 props against the side face of the positioning boss 1001, and when the jacking block 8 falls down, the return spring 6 pushes the inner shaping die 10 to move towards the center.
The sucking disc is adjustable in the bar-shaped sliding groove of first dead lever for the sucking disc can be realized controlling the position adjustable of sucking disc, and the second dead lever is adjustable in the bar-shaped sliding groove of first dead lever, has realized that the sucking disc front and back position is adjustable, makes the commonality of sucking component better.
The foregoing is illustrative of the best mode of carrying out the utility model and is not described in detail as it is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.
Claims (10)
1. A shaper for negative draft angle paper-plastic, comprising:
the inner shaping device comprises an inner shaping die mounting seat (5) and an inner shaping die (10), wherein a top block mounting groove (503) is formed in the middle position of the inner shaping die mounting seat (5), a top block (8) is arranged in the top block mounting groove (503), and at least one inner shaping die (10) matched with the outer wall of the top block (8) is arranged on the periphery of the top block (8) so as to drive the inner shaping die (10) to move outwards by driving the top block (8);
the outer shaping device is arranged on the periphery of the inner shaping device and comprises an outer shaping die (4) used for driving the outer shaping die (4) to reciprocate along the direction towards the inner shaping device;
during shaping, paper plastic is placed in a gap between an inner shaping die (10) and an outer shaping die (4), and shaping is completed through extrusion of the inner shaping die (10) and the outer shaping die (4).
2. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the top of kicking block (8) is the terrace-shaped structure, the lower surface of interior plastic mould (10) be with the top matched with inclined plane of kicking block (8) for when kicking block (8) upwards moved, the terrace-shaped structure of kicking block (8) can promote interior plastic mould (10) outside removal.
3. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the position of the upper surface of the inner shaping die mounting seat (5) corresponding to the position where the inner shaping die (10) is placed is provided with a die mounting groove (502) respectively, the lower surface of the inner shaping die (10) is provided with a positioning protrusion (1001), and the inner shaping die (10) is slidably mounted in the die mounting groove (502) through the positioning protrusion (1001).
4. A negative draft angle paper and plastic shaper as set forth in claim 1 or 3, wherein: the shaping die is characterized in that a spring mounting groove (501) is formed in one side, far away from the center of the inner shaping die mounting seat (5), of the die mounting groove (502) of the inner shaping die mounting seat (5), a return spring (6) is arranged in the spring mounting groove (501), the return spring (6) props against the side face of the positioning boss (1001), and when the ejector block (8) falls, the return spring (6) pushes the inner shaping die (10) to move towards the center.
5. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the upper end of the inner shaping die (10) is provided with an outer side (1002) which is matched with the inner surface of the paper plastic, the opening of the paper plastic is reversely buckled above the four inner shaping dies (10), and the inner side of the inner shaping dies (10) is provided with a concave part (1003).
6. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the outer shaping cylinder (3) adopts the slip table cylinder, and the below of outer shaping cylinder (3) is equipped with cylinder support (11), outer shaping cylinder (3) are fixed on fixed plate (2) through cylinder support (11), and the front end of outer shaping mould (4) cooperatees with the lateral surface of paper mould, and the rear end of outer shaping mould (4) is fixed on the telescopic member of outer shaping cylinder (3).
7. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the shaping device is arranged on the bottom plate (1), and a carrying device (12) is arranged on one side of the bottom plate (1) positioned on the shaping device;
storage trays (13) are respectively arranged on two sides of the bottom plate (1) which are positioned on the shaping device.
8. The shaper for negative draft angle paper molding of claim 7, wherein: the carrying device (12) comprises a moving module (1201), and a suction assembly (1202) is mounted on a sliding block of the moving module (1201).
9. A negative draft angle paper-plastic shaper as set forth in claim 1, wherein: the inner shaping cylinder (7) is fixed at the lower end of the fixed plate (2), and a telescopic part of the inner shaping cylinder (7) is fixedly connected with the bottom of the top block (8).
10. The shaper for negative draft angle paper molding of claim 8, wherein: the motion module (1201) comprises a sliding seat, the suction assembly (1202) is fixed on the sliding seat, the suction assembly (1202) comprises a sliding table cylinder (1203), a connecting plate (1204) is fixed on a sliding part of the sliding table cylinder (1203), two first fixing rods (1205) are fixed at the bottom of the connecting plate (1204), two second fixing rods (1206) are arranged between the two first fixing rods (1205), and the two second fixing rods (1206) are vertically arranged with the two first fixing rods (1205);
the first fixing rod (1205) and the second fixing rod (1206) are respectively provided with a strip-shaped sliding groove, two ends of the second fixing rod (1206) are fixed in the strip-shaped sliding grooves of the first fixing rods (1205) at two sides through locking devices (1208), and the positions of the second fixing rod (1206) on the first fixing rod (1205) are adjustable; a plurality of suckers (1207) are arranged in the strip-shaped sliding grooves of the first fixing rod (1205), and the positions of the suckers (1207) on the first fixing rod (1205) are adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321344250.8U CN220224777U (en) | 2023-05-30 | 2023-05-30 | Shaper to negative draft angle paper-plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321344250.8U CN220224777U (en) | 2023-05-30 | 2023-05-30 | Shaper to negative draft angle paper-plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220224777U true CN220224777U (en) | 2023-12-22 |
Family
ID=89178761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321344250.8U Active CN220224777U (en) | 2023-05-30 | 2023-05-30 | Shaper to negative draft angle paper-plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220224777U (en) |
-
2023
- 2023-05-30 CN CN202321344250.8U patent/CN220224777U/en active Active
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