CN220708648U - Sealing performance detection device for corn can bottle mouth - Google Patents
Sealing performance detection device for corn can bottle mouth Download PDFInfo
- Publication number
- CN220708648U CN220708648U CN202322488431.4U CN202322488431U CN220708648U CN 220708648 U CN220708648 U CN 220708648U CN 202322488431 U CN202322488431 U CN 202322488431U CN 220708648 U CN220708648 U CN 220708648U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- detection device
- corn
- workstation
- tightness detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 40
- 240000008042 Zea mays Species 0.000 title claims abstract description 39
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 24
- 235000005822 corn Nutrition 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 title description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 11
- 241001330002 Bambuseae Species 0.000 claims abstract description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 11
- 239000011425 bamboo Substances 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 11
- 238000005728 strengthening Methods 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 64
- 238000003860 storage Methods 0.000 claims description 25
- 230000000670 limiting effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 abstract description 15
- 235000009973 maize Nutrition 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 208000003643 Callosities Diseases 0.000 abstract description 2
- 206010020649 Hyperkeratosis Diseases 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 241000482268 Zea mays subsp. mays Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013402 health food Nutrition 0.000 description 1
- 235000004213 low-fat Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 235000013324 preserved food Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model belongs to the technical field of can body production, in particular to a device for detecting tightness of a can mouth of a corn can, which comprises a workbench; the surface fixedly connected with support of workstation, the top fixedly connected with electricity push rod of support, the output symmetry fixedly connected with strengthening rib of electricity push rod, the strengthening rib is the slope setting, the fixed plate of fixed plate's fixed surface fixedly connected with places a section of thick bamboo, place the inboard fixedly connected with telescopic link of section of thick bamboo, the middle part cover of telescopic link is connected with the spring, the tip fixedly connected with extrusion piece of spring, the tip fixedly connected with connecting plate of placing a section of thick bamboo, the utility model is through the structural design of extrusion piece, through this design not only easy operation is convenient, moreover can carry out the leakproofness detection to the canned maize of different size models, can detect a plurality of canned corns simultaneously once only, thereby can shorten the detection duration, moreover can improve the quality of product.
Description
Technical Field
The utility model belongs to the technical field of can body production, and particularly relates to a device for detecting tightness of a can opening of a corn can.
Background
The corn can is made up by using fresh ears of newly-harvested sweet corn as raw material and adopting the processes of peeling, precooking, threshing, cleaning, canning and high-temperature sterilization, etc. the current common can packaging mode is that the glass bottle body and metal can body are adopted, and the metal can is made up by adopting metal sheet, glass, plastic, paperboard or the combination of the above-mentioned materials into a sealable container.
The corn can is used as low-calorie, low-fat and high-fiber food, meets the requirements of people on health food at present, and widely appears on dining tables of people, and at present, the corn can has the condition of mutual collision extrusion between a plurality of can bodies in the production process, thereby leading to the sealed leakage condition of canned food caused by deformation in the subsequent sealing stage, so that in the subsequent processing and transportation process, the can has deterioration condition due to the entering of air, and therefore, the corn can bottleneck tightness detection device is provided for the problems.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art and can solve the problems proposed by the background art.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a device for detecting tightness of a can mouth of a corn can, which comprises a workbench; the surface fixedly connected with support of workstation, the top fixedly connected with electricity push rod of support, the output fixedly connected with of electricity push rod is the strengthening rib that the symmetry set up, the strengthening rib sets up for the slope, the fixed plate of surface fixedly connected with of strengthening rib, the fixed plate's surface fixedly connected with places a section of thick bamboo, the inboard fixedly connected with telescopic link of placing a section of thick bamboo, the middle part of telescopic link is nested and is connected with the spring, the tip fixedly connected with extrusion piece of spring, the tip fixedly connected with connecting plate of placing a section of thick bamboo, the mounting hole has been seted up on the surface of connecting plate, the mounting hole runs through in the surface of connecting plate, the inboard rotation of mounting hole is connected with the gim peg, the top fixedly connected with storage water tank of workstation.
The technical effect of adopting the further scheme is as follows: can carry out the leakproofness to the canned maize of different size models through this design and detect a plurality of canned corns simultaneously can once only.
Preferably, the inboard sliding connection of storage water tank has the wooden plug, and the fixed surface of storage water tank is connected with the aqueduct, and the aqueduct runs through in the inside of storage water tank, and the bottom sliding connection of workstation has the collecting box, and the top fixedly connected with water pump of workstation, the first connecting pipe of input fixedly connected with of water pump, the tip of first connecting pipe extend to the inside of collecting box, the output fixedly connected with second connecting pipe of water pump, the tip of second connecting pipe extends to the inside of storage water tank.
The technical effect of adopting the further scheme is as follows: by the design, the used water source can be recycled, so that the water source can be reused.
Preferably, the surface of the collecting box is fixedly connected with a slot, the inner side of the slot is connected with an inserting block in a sliding mode, the top end of the inserting block is fixedly connected with a filter plate, and the top end of the filter plate is fixedly connected with a handle.
The technical effect of adopting the further scheme is as follows: the water source that can retrieve through this design filters to can improve the quality of water source.
Preferably, the side wall of the workbench is provided with a sliding groove, the inner side of the sliding groove is connected with a sliding block in a sliding mode, and the surface of the sliding block is fixedly connected with the collecting box.
The technical effect of adopting the further scheme is as follows: through this design the staff of being convenient for installs and dismantles the collecting box.
Preferably, the lateral wall fixedly connected with dead lever of workstation, the lateral wall fixedly connected with limiting plate of dead lever, limiting plate is the slope setting.
The technical effect of adopting the further scheme is as follows: through the design, the sliding block can play a limiting role, so that a worker can insert the sliding block into the sliding groove conveniently.
Preferably, the surface of the extrusion block is fixedly connected with a cushion block, and the surface of the cushion block is fixedly connected with a bump.
The technical effect of adopting the further scheme is as follows: by the design, friction force can be increased when the corn can is clamped and fixed.
Preferably, the end part of the water guide pipe is fixedly connected with a first magnetic ring, the outer surface of the wood plug is fixedly connected with a second magnetic ring, and the second magnetic ring is magnetically connected with the first magnetic ring.
The technical effect of adopting the further scheme is as follows: by the design, when the wooden plug is installed, the quick positioning function can be realized.
Preferably, the side wall of the water storage tank is fixedly connected with an observation window.
The technical effect of adopting the further scheme is as follows: through this design, the staff of being convenient for observes the inside of storage water tank.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, through the structural design of the extrusion block, the operation is simple and convenient, the tightness of the corn cans with different sizes and types can be detected, and meanwhile, a plurality of corn cans can be detected at one time, so that the detection time can be shortened, and the quality of products can be improved.
(2) According to the utility model, through the structural design of the second connecting pipe, the used water source can be recycled again through the design, so that the water source can be reused, the consumption of water resources is reduced, and the environmental protection is improved.
(3) According to the utility model, through the structural design of the filter plate, the recycled water source can be filtered through the design, so that the quality of the water source can be improved, and the filter plate is convenient to mount and dismount by a worker, so that the impurity filtered by the filter plate is convenient to clean by the worker.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic main structure diagram of a device for detecting tightness of a can mouth of a corn can according to the present utility model;
FIG. 2 is a schematic view of the structure of the placement barrel of the present utility model;
FIG. 3 is a schematic view of a filter plate structure according to the present utility model;
fig. 4 is a schematic view of a structure of a viewing window according to the present utility model.
Reference numerals: 1. a work table; 10. a bracket; 11. an electric push rod; 12. reinforcing ribs; 121. a fixing plate; 13. placing a cylinder; 14. a telescopic rod; 15. a spring; 16. extruding a block; 17. a connecting plate; 18. a mounting hole; 19. a fixing bolt; 110. a water storage tank; 2. a wood plug; 21. a water conduit; 22. a collection box; 23. a water pump; 24. a first connection pipe; 25. a second connection pipe; 3. a slot; 31. inserting blocks; 32. a filter plate; 33. a handle; 4. a chute; 41. a slide block; 5. a fixed rod; 51. a limiting plate; 6. a cushion block; 61. a bump; 7. a first magnetic ring; 71. a second magnetic ring; 8. and an observation window.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a device for detecting tightness of a can mouth of a corn can comprises a workbench 1; the surface of the workbench 1 is fixedly connected with a bracket 10, the top end of the bracket 10 is fixedly connected with an electric push rod 11, the output end of the electric push rod 11 is fixedly connected with reinforcing ribs 12 which are symmetrically arranged, the reinforcing ribs 12 are obliquely arranged, the surface of the reinforcing ribs 12 is fixedly connected with a fixing plate 121, the surface of the fixing plate 121 is fixedly connected with a placing cylinder 13, the inner side of the placing cylinder 13 is fixedly connected with a telescopic rod 14, the middle part of the telescopic rod 14 is sleeved with a spring 15, the end part of the spring 15 is fixedly connected with a squeezing block 16, the end part of the placing cylinder 13 is fixedly connected with a connecting plate 17, the surface of the connecting plate 17 is provided with a mounting hole 18, the mounting hole 18 penetrates through the surface of the connecting plate 17, the inner side of the mounting hole 18 is rotationally connected with a fixing bolt 19, the top end of the workbench 1 is fixedly connected with a water storage tank 110,
during operation, can support 10 through workstation 1, can support electric putter 11 through support 10, can connect strengthening rib 12 through electric putter 11, can connect fixed plate 121 through strengthening rib 12, with the inside water filling source of storage tank 110 through the staff, then place the maize can that needs to detect in the inboard of placing section of thick bamboo 13, then insert mounting hole 18 with the gim peg 19 and rotate, make connecting plate 17 can laminate together, mutually support through spring 15 and telescopic link 14, thereby can drive extrusion piece 16 and extrude the centre gripping to the maize can, accomplish after the maize can is fixed, stretch out through electric putter 11, thereby can move down to storage tank 110 in the maize can, after soaking for a period, through seeing whether bubble appears in the aquatic, thereby can carry out the gas tightness detection to the maize can, if find the top of can, the staff reverses gim peg 19, thereby can take out the defective goods that need detect, not only easy operation is convenient through this design, moreover can carry out the leakproofness to the maize can detect a plurality of maize cans of different sizes, thereby can shorten the time length of time to detect.
Referring to fig. 1 and 3, a wooden plug 2 is slidingly connected to the inner side of a water storage tank 110, a water guide pipe 21 is fixedly connected to the surface of the water storage tank 110, the water guide pipe 21 penetrates through the inside of the water storage tank 110, a collecting box 22 is slidingly connected to the bottom end of the workbench 1, a water pump 23 is fixedly connected to the first connecting pipe 24 at the top end of the workbench 1, the end part of the first connecting pipe 24 extends to the inside of the collecting box 22, a second connecting pipe 25 is fixedly connected to the output end of the water pump 23, the end part of the second connecting pipe 25 extends to the inside of the water storage tank 110, after detection, the wooden plug 2 is pulled out by a worker, so that a water source can flow into the collecting box 22 through the water guide pipe 21, the first connecting pipe 24 can absorb the water source in the collecting box 22, the second connecting pipe 25 can recycle the water source after the water source is guided into the water storage tank 110, water source consumption can be reused through the design, and environmental protection is improved.
Please refer to fig. 1, fig. 3 and fig. 4, the surface fixedly connected with slot 3 of collecting box 22, the inboard sliding connection of slot 3 has inserted block 31, the top fixedly connected with filter 32 of inserted block 31, the top fixedly connected with handle 33 of filter 32, during operation, can filter the water source of retrieving through filter 32, the staff takes out inserted block 31 from slot 3 through handle 33, thereby can take out filter 32, can filter the water source of retrieving through this design, thereby can improve the quality of water source, and the staff of being convenient for installs and dismantles filter 32, thereby the staff of being convenient for clear up the impurity that filter 32 filtered.
Referring to fig. 1 and 3, a sliding chute 4 is provided on a side wall of the workbench 1, a sliding block 41 is slidably connected to an inner side of the sliding chute 4, a surface of the sliding block 41 is fixedly connected with the collecting box 22, and when the workbench is operated, the sliding block 41 is taken out of the sliding chute 4 by a worker, so that the collecting box 22 can be disassembled, and the workbench is convenient for the worker to install and disassemble the collecting box 22, so that the worker can clean and maintain the collecting box 22 later.
Referring to fig. 1, a fixing rod 5 is fixedly connected to a side wall of the workbench 1, a limiting plate 51 is fixedly connected to the side wall of the fixing rod 5, the limiting plate 51 is obliquely arranged, and in operation, the limiting plate 51 can be supported by the fixing rod 5, and the limiting effect can be achieved by the limiting plate 51, so that the sliding block 41 can be conveniently inserted into the sliding groove 4 by a worker through the design.
Referring to fig. 2, a spacer block 6 is fixedly connected to the surface of the extrusion block 16, a bump 61 is fixedly connected to the surface of the spacer block 6, and in operation, the bump 61 can be connected to the spacer block 6, and friction force can be increased through the bump 61.
Referring to fig. 3, the end of the water conduit 21 is fixedly connected with a first magnetic ring 7, the outer surface of the wooden plug 2 is fixedly connected with a second magnetic ring 71, the second magnetic ring 71 is magnetically connected with the first magnetic ring 7, and when the wooden plug 2 is plugged into the top end of the water conduit 21 by a worker in operation, the second magnetic ring 71 can be connected with the first magnetic ring 7, and by the design, the wooden plug 2 can be quickly positioned when being installed.
Referring to fig. 1 and 4, the side wall of the water tank 110 is fixedly connected with an observation window 8, and in operation, the observation window 8 is made of transparent material, so that the observation of staff is facilitated, the staff can observe the inside of the water tank 110 through the design, and when the water quantity is not much, the filling can be performed in time.
Working principle: the utility model provides a maize can bottleneck leakproofness detection device, through the inside water filling source of storage tank 110, then place the maize can that will detect in placing the inboard of section of thick bamboo 13, then insert the dead bolt 19 in the mounting hole 18 and rotate, mutually support through spring 15 and telescopic link 14, thereby can drive extrusion piece 16 and extrude the centre gripping to the maize can, accomplish after fixed the completion of maize can, stretch out through electric putter 11, thereby can move down the maize can to storage tank 110, soak in a period of time, whether through seeing the bubble appears in the aquatic, thereby can carry out the gas tightness detection to the maize can, if the bubble appears in the discovery tank top, the staff reverses the dead bolt 19, thereby can take out the defective article of gas leakage, after the detection is accomplished, pull out wooden plug 2 through the staff, make the water source can flow in collection box 22 through aqueduct 21, can be with the water source in leading to storage tank 110 through second connecting pipe 25, can filter the water source to retrieving through filter, can play spacing effect through limiting plate 51, can increase frictional force through lug 61, be transparent material through observation window 8, the observation personnel is convenient for.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (8)
1. A device for detecting tightness of a can mouth of a corn can comprises a workbench (1); the method is characterized in that: the utility model provides a surface fixedly connected with support (10) of workstation (1), the top fixedly connected with electricity push rod (11) of support (10), the output fixedly connected with of electricity push rod (11) is strengthening rib (12) that the symmetry set up, strengthening rib (12) are slope setting, the fixed surface of strengthening rib (12) is connected with fixed plate (121), the fixed surface of fixed plate (121) is connected with places section of thick bamboo (13), the inboard fixedly connected with telescopic link (14) of placing section of thick bamboo (13), the middle part cover of telescopic link (14) is connected with spring (15), the tip fixedly connected with extrusion piece (16) of spring (15), the tip fixedly connected with connecting plate (17) of placing section of thick bamboo (13), mounting hole (18) have been seted up on the surface of connecting plate (17), the inboard rotation of mounting hole (18) is connected with dead bolt (19), the top fixedly connected with storage water tank (110) of workstation (1).
2. The can end tightness detection device for corn according to claim 1, wherein: the inside sliding connection of storage water tank (110) has wooden stopper (2), the fixed surface of storage water tank (110) is connected with water guide pipe (21), water guide pipe (21) run through in the inside of storage water tank (110), the bottom sliding connection of workstation (1) has collection box (22), the top fixedly connected with water pump (23) of workstation (1), the input fixedly connected with first connecting pipe (24) of water pump (23), the tip of first connecting pipe (24) extends to the inside of collection box (22), the output fixedly connected with second connecting pipe (25) of water pump (23), the tip of second connecting pipe (25) extends to the inside of storage water tank (110).
3. The can end tightness detection device for corn according to claim 2, wherein: the surface of collection box (22) fixedly connected with slot (3), the inboard sliding connection of slot (3) has inserted block (31), and the top fixedly connected with filter (32) of inserted block (31), the top fixedly connected with handle (33) of filter (32).
4. The can end tightness detection device for corn according to claim 2, wherein: a sliding groove (4) is formed in the side wall of the workbench (1), a sliding block (41) is connected to the inner side of the sliding groove (4) in a sliding mode, and the surface of the sliding block (41) is fixedly connected with the collecting box (22).
5. The can end tightness detection device for corn according to claim 1, wherein: the side wall fixedly connected with dead lever (5) of workstation (1), the lateral wall fixedly connected with limiting plate (51) of dead lever (5), limiting plate (51) are the slope setting.
6. The can end tightness detection device for corn according to claim 1, wherein: the surface of the extrusion block (16) is fixedly connected with a cushion block (6), and the surface of the cushion block (6) is fixedly connected with a bump (61).
7. The can end tightness detection device for corn according to claim 2, wherein: the end part of the water guide pipe (21) is fixedly connected with a first magnetic ring (7), the outer surface of the wood plug (2) is fixedly connected with a second magnetic ring (71), and the second magnetic ring (71) is magnetically connected with the first magnetic ring (7).
8. The can end tightness detection device for corn according to claim 1, wherein: the side wall of the water storage tank (110) is fixedly connected with an observation window (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488431.4U CN220708648U (en) | 2023-09-13 | 2023-09-13 | Sealing performance detection device for corn can bottle mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488431.4U CN220708648U (en) | 2023-09-13 | 2023-09-13 | Sealing performance detection device for corn can bottle mouth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220708648U true CN220708648U (en) | 2024-04-02 |
Family
ID=90442937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322488431.4U Active CN220708648U (en) | 2023-09-13 | 2023-09-13 | Sealing performance detection device for corn can bottle mouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220708648U (en) |
-
2023
- 2023-09-13 CN CN202322488431.4U patent/CN220708648U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108303331A (en) | A kind of plastic products toughness detection device and method | |
| CN109591078A (en) | A kind of capsicum dissection separation cleaning device | |
| CN220708648U (en) | Sealing performance detection device for corn can bottle mouth | |
| CN110501185B (en) | Milk sampling device | |
| CN209010125U (en) | A kind of Neurology Ampoule bottle opener | |
| CN206954652U (en) | A kind of automatic integratedization vacuum packager | |
| CN206255215U (en) | Packed boiled bamboo shoots loader | |
| CN114939502A (en) | Extensible intelligent spraying protection device for metal product processing | |
| CN112067435A (en) | Clamping device is used in feeding bottle production based on mother and infant | |
| CN209124499U (en) | A kind of supersonic wave cleaning machine | |
| CN219016264U (en) | Bottled milk detection table | |
| CN209151815U (en) | A kind of edible fungi inoculation device | |
| CN207311955U (en) | A kind of automatic stretching mechanism of bag with fertilizer | |
| CN212669659U (en) | Temperature-controlled fermentation device for enzyme production | |
| CN208925179U (en) | Sauce slot easy to clean | |
| CN2705785Y (en) | Deep layer sampler for granary | |
| CN220772483U (en) | Air leakage detection device of cosmetic packaging bottle | |
| CN219792466U (en) | Quantitative filling device | |
| CN216611751U (en) | Food bag sealing and packaging device for bulk food production | |
| CN217805364U (en) | A equipment for packing for ground rice production | |
| CN214865943U (en) | Bottle feeding device of bottle washing machine | |
| CN215448596U (en) | Detection of bagged food is with probing into formula sampling equipment | |
| CN209666560U (en) | A kind of plank ew Year pictures production equipment with storage facilities | |
| CN212758684U (en) | Test tube device for food inspection | |
| CN216302284U (en) | Conveying device for paper-plastic products |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |