CN213456386U - Tensile testing device is used in production of high strength stretch film - Google Patents
Tensile testing device is used in production of high strength stretch film Download PDFInfo
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- CN213456386U CN213456386U CN202022394921.4U CN202022394921U CN213456386U CN 213456386 U CN213456386 U CN 213456386U CN 202022394921 U CN202022394921 U CN 202022394921U CN 213456386 U CN213456386 U CN 213456386U
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Abstract
The utility model discloses a tensile testing arrangement is used in production of high strength stretch film, concretely relates to stretch film test equipment technical field, including the testboard, the bottom fixed mounting of testboard has the drive case, the inside of drive case is provided with actuating mechanism, the first fixed block and the second fixed block of the side fixedly connected with symmetric distribution of testboard, first fixed block with movable mounting has the first upper fixed plate and the first bottom plate of symmetric distribution between the side of second fixed block, press from both sides between first upper fixed plate and the first bottom plate and be equipped with the stretch film that awaits measuring. The utility model discloses to the tensile membrane that awaits measuring of different model sizes carry out tensile test, to the test result, can audio-visual observation statistics, the test experiment that is fit for the factory production improves efficiency of software testing, makes the test result more scientific and accurate, and the testing personnel operation of being convenient for requires lowly to the culture of testing personnel, is convenient for realize batch test experiment.
Description
Technical Field
The utility model relates to a tensile membrane test equips technical field, more specifically says, the utility model relates to a tensile test device is used in production of high strength tensile membrane.
Background
High strength stretch films, also known as heat shrink films, are used for the sale and transportation of various products and are used primarily to stabilize, cover and protect the products. The shrink film must have high puncture resistance, good shrinkage and a certain shrinkage stress. During the shrinking process, the film is not able to create holes. Since shrink films are often suitable for outdoor use, UV anti-UV agents need to be added.
However, in actual use, most of the high-strength tensile films produced by production enterprises are tested by adopting a method of manual tensile testing strength, so that the testing efficiency is low, and meanwhile, the testing results are not convenient to count, and the mass testing is not facilitated.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a tensile testing arrangement is used in production of high strength tensile membrane, through setting up movable block and fixed block, carries out tensile strength's test to tensile membrane, improves efficiency of software testing, is convenient for make statistics of test result, can realize big batch test experiment to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tensile testing device is used in production of high strength stretch film, includes the testboard, the bottom fixed mounting of testboard has the drive case, the inside of drive case is provided with actuating mechanism, the side fixedly connected with first fixed block and the second fixed block of symmetric distribution of testboard, movable mounting has first upper fixed plate and the first bottom plate of symmetric distribution between the side of first fixed block and the second fixed block, it is equipped with the stretch film that awaits measuring to press from both sides between first upper fixed plate and the first bottom plate, the test spout has been seted up to the side of testboard, the inside of test spout has the slip strip through guide rail sliding connection, the both ends fixedly connected with first movable block and the second movable block of symmetric distribution of slip strip.
Further, first spout has been seted up to the inside of first fixed block, the inner wall of first spout and the one end side sliding connection of first upper fixed plate, the one end of first bottom plate and the inner wall fixed connection of first spout, the first roating seat and the second roating seat of top fixedly connected with symmetric distribution of first upper fixed plate, the inside of first roating seat is connected with the first screw thread pivot of wearing to locate first fixed block inside through the bearing rotation, the first self-locking nut of top fixedly connected with of first fixed block, the inside of first self-locking nut links up with the surface activity of first screw thread pivot, the first carousel of top fixedly connected with of first screw thread pivot.
Further, a second sliding chute is formed in the second fixing block, the inner wall of the second sliding chute is connected with the other end side face of the first upper fixing plate in a sliding mode, the other end of the first lower fixing plate is fixedly connected with the inner wall of the second sliding chute, the second rotating seat is connected with a second thread rotating shaft penetrating through the second fixing block through rotation of a bearing, a second self-locking nut is fixedly connected to the top of the second fixing block, the inside of the second self-locking nut is movably connected with the outer surface of the second thread rotating shaft, and a second rotating disc is fixedly connected to the top of the second thread rotating shaft.
Further, a second upper fixing plate and a second lower fixing plate which are symmetrically distributed are movably mounted between the side surfaces of the first moving block and the second moving block, the second upper fixing plate and the second lower fixing plate are connected with the other end of the tensile membrane to be tested in a clamping manner, a third sliding chute is formed in the first moving block, the inner wall of the third sliding chute is connected with the side surface of one end of the second upper fixing plate in a sliding manner, one end of the second lower fixing plate is fixedly connected with the inner wall of the third sliding chute, a third rotating seat and a fourth rotating seat which are symmetrically distributed are fixedly connected with the top of the second upper fixing plate, a third threaded rotating shaft penetrating through the first moving block is rotatably connected in the third rotating seat through a bearing, a third self-locking nut is fixedly connected to the top of the first moving block, and the interior of the third self-locking nut is movably connected with the surface of the third threaded rotating shaft, and the top of the third threaded rotating shaft is fixedly connected with a third turntable.
Furthermore, a fourth sliding groove is formed in the second moving block, the inner wall of the fourth sliding groove is connected with the side face of the other end of the second lower fixing plate in a sliding mode, the other end of the second lower fixing plate is fixedly connected with the inner wall of the fourth sliding groove, a fourth threaded rotating shaft penetrates through the second moving block and is rotatably connected inside the fourth rotating seat through a bearing, a fourth self-locking nut is fixedly connected to the top of the second moving block, the inside of the fourth self-locking nut is movably connected with the outer surface of the fourth threaded rotating shaft, and a fourth rotating disc is fixedly connected to the top of the fourth threaded rotating shaft.
Further, actuating mechanism includes the motor, the bottom of motor and the inner wall fixed connection of drive case, the fixed cover of output shaft of motor has connect the initiative helical gear, the inside of drive case is rotated through the bearing and is connected with the driving shaft, the fixed surface of driving shaft has cup jointed driven helical gear and drive belt pulley, driven helical gear links up with the initiative helical gear activity.
Further, the inside of testboard is connected with the driven shaft and the transmission shaft of symmetric distribution through the bearing rotation, driven pulley and first gear have been cup jointed to the fixed surface of driven shaft, the transmission is connected with the belt between driven pulley and the drive pulley, the fixed surface of transmission shaft has cup jointed the second gear, the transmission is connected with the chain between second gear and the first gear, the top of chain and the bottom fixed connection of slip strip.
The utility model discloses a technological effect and advantage:
1. through the arrangement of the motor, compared with the prior art, the motor is used for working, the gear and the belt are used for transmission, the first moving block and the second moving block are driven to enable the second upper fixing plate and the second lower fixing plate to pull the tensile membrane to be tested to move horizontally for testing, the tensile test is carried out on the tensile membrane to be tested with different models and sizes, the test results can be visually observed and counted, the test device is suitable for test experiments produced in factories, and the experiment results can be conveniently counted;
2. through setting up the screw thread pivot, compare with prior art, utilize the screw thread pivot to rotate, and then fixed tensile membrane that awaits measuring, improve efficiency of software testing, make test result more scientific and accurate, the testing personnel operation of being convenient for, it is low to testing personnel's culture requirement, be convenient for realize batch test experiment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses the tensile membrane structure sketch map that awaits measuring.
Fig. 3 is a schematic structural diagram of the driving mechanism of the present invention.
The reference signs are: 1. a test bench; 2. a drive box; 3. a first fixed block; 4. a second fixed block; 5. a first upper fixing plate; 6. a first lower fixing plate; 7. stretching the film to be tested; 8. testing the chute; 9. a slide bar; 10. a first moving block; 11. a second moving block; 12. a first chute; 13. a first rotating base; 14. a second rotary base; 15. a first threaded shaft; 16. a first self-locking nut; 17. a first turntable; 18. a second chute; 19. a second threaded shaft; 20. a second self-locking nut; 21. a second turntable; 22. a second upper fixing plate; 23. a second lower fixing plate; 24. a third chute; 25. a third rotary base; 26. a fourth rotating base; 27. a third threaded shaft; 28. a third self-locking nut; 29. a third turntable; 30. a fourth chute; 31. a fourth threaded shaft; 32. a fourth self-locking nut; 33. a fourth turntable; 34. a motor; 35. a driving bevel gear; 36. a drive shaft; 37. a driven helical gear; 38. a drive pulley; 39. a driven shaft; 40. a drive shaft; 41. a driven pulley; 42. a first gear; 43. a belt; 44. a second gear; 45. and a chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The tensile testing device for producing the high-strength tensile film comprises a testing table 1, wherein a driving box 2 is fixedly mounted at the bottom of the testing table 1, a driving mechanism is arranged inside the driving box 2, a first fixing block 3 and a second fixing block 4 which are symmetrically distributed are fixedly connected to the side surface of the testing table 1, a first upper fixing plate 5 and a first lower fixing plate 6 which are symmetrically distributed are movably mounted between the side surfaces of the first fixing block 3 and the second fixing block 4, a tensile film 7 to be tested is clamped between the first upper fixing plate 5 and the first lower fixing plate 6, a testing chute 8 is formed in the side surface of the testing table 1, a sliding strip 9 is slidably connected inside the testing chute 8 through a guide rail, and a first moving block 10 and a second moving block 11 which are symmetrically distributed are fixedly connected to the two ends of the sliding strip 9.
In a preferred embodiment, a first sliding groove 12 is formed inside the first fixed block 3, an inner wall of the first sliding groove 12 is slidably connected with a side surface of one end of the first upper fixed plate 5, one end of the first lower fixed plate 6 is fixedly connected with an inner wall of the first sliding groove 12, a first rotating seat 13 and a second rotating seat 14 which are symmetrically distributed are fixedly connected with a top of the first upper fixed plate 5, a first threaded rotating shaft 15 which penetrates through the inside of the first fixed block 3 is rotatably connected inside the first rotating seat 13 through a bearing, a first self-locking nut 16 is fixedly connected with a top of the first fixed block 3, the inside of the first self-locking nut 16 is movably connected with an outer surface of the first threaded rotating shaft 15, a first rotating disc 17 is fixedly connected with a top of the first threaded rotating shaft 15, so that the first threaded rotating shaft 15 can rotate inside the first self-locking nut 16 and the first rotating seat 13 by using the first rotating disc 17, one end of the first upper fixing plate 5 slides downwards in the first sliding chute 12 and clamps one corner of the tensile membrane 7 to be tested with one end of the first lower fixing plate 6.
In a preferred embodiment, a second sliding groove 18 is formed in the second fixed block 4, the inner wall of the second sliding groove 18 is slidably connected with the side surface of the other end of the first upper fixed plate 5, the other end of the first lower fixed plate 6 is fixedly connected with the inner wall of the second sliding groove 18, a second threaded rotating shaft 19 penetrating through the second fixed block 4 is rotatably connected in the second rotating base 14 through a bearing, a second self-locking nut 20 is fixedly connected at the top of the second fixed block 4, the inner part of the second self-locking nut 20 is movably engaged with the outer surface of the second threaded rotating shaft 19, a second rotating disc 21 is fixedly connected at the top of the second threaded rotating shaft 19, so that the second threaded rotating shaft 19 can rotate inside the second self-locking nut 20 and the second rotating base 14 by using the second rotating disc 21, and the other end of the first upper fixing plate 5 can slide downwards inside the second sliding groove 18 and clamp the other corner of the tensile membrane 7 to be tested with the other end of the first lower fixing plate 6.
In a preferred embodiment, a second upper fixing plate 22 and a second lower fixing plate 23 which are symmetrically distributed are movably installed between the side surfaces of the first moving block 10 and the second moving block 11, the second upper fixing plate 22 and the second lower fixing plate 23 are connected with the other end of the tensile membrane 7 to be measured in a clamping manner, a third sliding chute 24 is formed in the first moving block 10, the inner wall of the third sliding chute 24 is slidably connected with the side surface of one end of the second upper fixing plate 22, one end of the second lower fixing plate 23 is fixedly connected with the inner wall of the third sliding chute 24, a third rotating seat 25 and a fourth rotating seat 26 which are symmetrically distributed are fixedly connected with the top of the second upper fixing plate 22, a third threaded rotating shaft 27 which is arranged in the first moving block 10 is rotatably connected in the third rotating seat 25 through a bearing, a third self-locking nut 28 is fixedly connected with the top of the first moving block 10, the inner part of the third self-locking nut 28 is movably connected with the surface of the third threaded rotating shaft, the top of the third threaded rotating shaft 27 is fixedly connected with a third rotating disc 29, so that the third threaded rotating shaft 27 can rotate inside the third self-locking nut 28 and the third rotating seat 25 by using the third rotating disc 29, and one end of the second upper fixing plate 22 slides inside the third sliding groove 24 and clamps one corner of the tensile membrane 7 to be tested with one end of the second lower fixing plate.
In a preferred embodiment, a fourth sliding groove 30 is formed in the second moving block 11, an inner wall of the fourth sliding groove 30 is slidably connected with a side surface of the other end of the second lower fixing plate 23, the other end of the second lower fixing plate 23 is fixedly connected with an inner wall of the fourth sliding groove 30, the inside of the fourth rotating base 26 is rotatably connected with a fourth threaded rotating shaft 31 inserted into the internal standard of the second moving block 11 through a bearing, a fourth self-locking nut 32 is fixedly connected to the top of the second moving block 11, the inside of the fourth self-locking nut 32 is movably engaged with the outer surface of the fourth threaded rotating shaft 31, a fourth rotating disc 33 is fixedly connected to the top of the fourth threaded rotating shaft 31, so that the fourth screw spindle 31 is rotated inside the fourth self-locking nut 32 and the fourth rotary base 26 by the fourth rotary table 33, and the other end of the second upper fixing plate 22 slides inside the fourth sliding chute 30 and clamps the other corner of the tension film 7 to be measured with the other end of the second lower fixing plate.
In a preferred embodiment, the driving mechanism includes a motor 34, the bottom of the motor 34 is fixedly connected to the inner wall of the driving box 2, an output shaft of the motor 34 is fixedly sleeved with a driving bevel gear 35, the inside of the driving box 2 is rotatably connected to a driving shaft 36 through a bearing, a surface of the driving shaft 36 is fixedly sleeved with a driven bevel gear 37 and a driving pulley 38, the driven bevel gear 37 is movably engaged with the driving bevel gear 35, so that the driving bevel gear 35 is driven to rotate by the operation of the motor 34, and the driving bevel gear 35 is movably engaged with the driven bevel gear 37 to drive the driving shaft 36 to rotate, thereby driving the driving pulley 38 to rotate.
In a preferred embodiment, a driven shaft 39 and a transmission shaft 40 which are symmetrically distributed are rotatably connected inside the test bench 1 through bearings, a driven pulley 41 and a first gear 42 are fixedly sleeved on the surface of the driven shaft 39, a belt 43 is in transmission connection between the driven pulley 41 and the driving pulley 38, a second gear 44 is fixedly sleeved on the surface of the transmission shaft 40, a chain 45 is in transmission connection between the second gear 44 and the first gear 42, and the top of the chain 45 is fixedly connected with the bottom of the sliding strip 9 so as to rotate by using the driving pulley 38.
The utility model discloses the theory of operation: when the tensile testing device for producing the high-strength tensile membrane is used, the first rotating disc 17 is used for enabling the first threaded rotating shaft 15 to rotate inside the first self-locking nut 16 and the first rotating base 13, one end of the first upper fixing plate 5 to slide downwards inside the first sliding groove 12 and clamp one corner of the tensile membrane 7 to be tested with one end of the first lower fixing plate 6, the second rotating disc 21 is used for enabling the second threaded rotating shaft 19 to rotate inside the second self-locking nut 20 and the second rotating base 14, the other end of the first upper fixing plate 5 to slide downwards inside the second sliding groove 18 and clamp a second corner of the tensile membrane 7 to be tested with the other end of the first lower fixing plate 6, the third rotating disc 29 is used for enabling the third threaded rotating shaft 27 to rotate inside the third self-locking nut 28 and the third rotating base 25, one end of the second upper fixing plate 22 to slide inside the third sliding groove 24 and clamp a third corner of the tensile membrane 7 to be tested with one end of the second lower fixing plate, the fourth rotating disc 33 is used for enabling the fourth threaded rotating shaft 31 to rotate inside the fourth self-locking nut 32 and the fourth rotating base 26, the other end of the second upper fixing plate 22 slides inside the fourth sliding groove 30 and clamps the fourth corner of the tensile film 7 to be tested with the other end of the second lower fixing plate, the motor 34 is used for driving the driving helical gear 35 to rotate, the driving helical gear 35 is movably connected with the driven helical gear 37 to drive the driving shaft 36 to rotate and further drive the driving belt pulley 38 to rotate, the driven belt pulley 41 drives the driven shaft 39 and the first gear 42 to rotate through transmission of the belt 43, the second gear 44 is used for enabling the chain 45 to drive the sliding strip 9 to slide inside the testing sliding groove 8, the first moving block 10 and the second moving block 11 are driven, and the second upper fixing plate 22 and the second lower fixing plate 23 pull the tensile film 7 to be tested, so as to test the tensile strength.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a tensile testing arrangement is used in production of high strength stretch film, includes testboard (1), its characterized in that: the bottom of the test bench (1) is fixedly provided with a driving box (2), a driving mechanism is arranged in the driving box (2), the side surface of the test board (1) is fixedly connected with a first fixed block (3) and a second fixed block (4) which are symmetrically distributed, a first upper fixing plate (5) and a first lower fixing plate (6) which are symmetrically distributed are movably arranged between the side surfaces of the first fixing block (3) and the second fixing block (4), a tensile membrane (7) to be tested is clamped between the first upper fixing plate (5) and the first lower fixing plate (6), a testing chute (8) is arranged on the side surface of the testing platform (1), a sliding strip (9) is connected inside the testing chute (8) in a sliding way through a guide rail, two ends of the sliding bar (9) are fixedly connected with a first moving block (10) and a second moving block (11) which are symmetrically distributed.
2. The tensile test apparatus for producing a high-strength stretch film according to claim 1, characterized in that: a first sliding chute (12) is arranged inside the first fixed block (3), the inner wall of the first sliding chute (12) is connected with the side surface of one end of the first upper fixed plate (5) in a sliding way, one end of the first lower fixing plate (6) is fixedly connected with the inner wall of the first sliding chute (12), the top of the first upper fixing plate (5) is fixedly connected with a first rotating seat (13) and a second rotating seat (14) which are symmetrically distributed, the interior of the first rotating seat (13) is rotatably connected with a first threaded rotating shaft (15) which is arranged in the first fixed block (3) in a penetrating way through a bearing, the top of the first fixed block (3) is fixedly connected with a first self-locking nut (16), the inner part of the first self-locking nut (16) is movably connected with the outer surface of the first threaded rotating shaft (15), the top of the first threaded rotating shaft (15) is fixedly connected with a first rotating disc (17).
3. The tensile test apparatus for producing a high-strength stretch film according to claim 2, characterized in that: second spout (18) have been seted up to the inside of second fixed block (4), the inner wall of second spout (18) and the other end side sliding connection of first upper fixed plate (5), the other end of first lower fixed plate (6) and the inner wall fixed connection of second spout (18), the inside of second roating seat (14) is connected with through bearing rotation and wears to locate second fixed block (4) inside second screw thread pivot (19), the top fixedly connected with second self-locking nut (20) of second fixed block (4), the inside of second self-locking nut (20) links up with the surface activity of second screw thread pivot (19), top fixed connection second carousel (21) of second screw thread pivot (19).
4. The tensile test apparatus for producing a high-strength stretch film according to claim 3, wherein: a second upper fixing plate (22) and a second lower fixing plate (23) which are symmetrically distributed are movably mounted between the side surfaces of the first moving block (10) and the second moving block (11), the second upper fixing plate (22) and the second lower fixing plate (23) are connected with the other end of the tensile membrane (7) to be tested in a clamping manner, a third sliding chute (24) is formed in the first moving block (10), the inner wall of the third sliding chute (24) is connected with the side surface of one end of the second upper fixing plate (22) in a sliding manner, one end of the second lower fixing plate (23) is fixedly connected with the inner wall of the third sliding chute (24), a third rotating seat (25) and a fourth rotating seat (26) which are symmetrically distributed are fixedly connected to the top of the second upper fixing plate (22), and a third threaded rotating shaft (27) penetrating through the first moving block (10) is rotatably connected to the inside of the third rotating seat (25) through a bearing, the top of the first moving block (10) is fixedly connected with a third self-locking nut (28), the inner part of the third self-locking nut (28) is movably connected with the surface of a third threaded rotating shaft (27), and the top of the third threaded rotating shaft (27) is fixedly connected with a third rotating disc (29).
5. The tensile test apparatus for producing a high-strength stretch film according to claim 4, wherein: a fourth sliding groove (30) is formed in the second moving block (11), the inner wall of the fourth sliding groove (30) is connected with the side face of the other end of the second lower fixing plate (23) in a sliding mode, the other end of the second lower fixing plate (23) is fixedly connected with the inner wall of the fourth sliding groove (30), a fourth threaded rotating shaft (31) penetrates through an internal standard of the second moving block (11) and is rotatably connected inside the fourth rotating seat (26) through a bearing, a fourth self-locking nut (32) is fixedly connected to the top of the second moving block (11), the inside of the fourth self-locking nut (32) is movably connected with the outer surface of the fourth threaded rotating shaft (31), and a fourth rotating disc (33) is fixedly connected to the top of the fourth threaded rotating shaft (31).
6. The tensile test apparatus for producing a high-strength stretch film according to claim 5, wherein: the driving mechanism comprises a motor (34), the bottom of the motor (34) is fixedly connected with the inner wall of the driving box (2), a driving bevel gear (35) is fixedly sleeved on an output shaft of the motor (34), the inside of the driving box (2) is rotatably connected with a driving shaft (36) through a bearing, a driven bevel gear (37) and a driving belt pulley (38) are sleeved on the surface of the driving shaft (36), and the driven bevel gear (37) is movably connected with the driving bevel gear (35).
7. The tensile test apparatus for producing a high-strength stretch film according to claim 6, wherein: the inside of testboard (1) is connected with driven shaft (39) and transmission shaft (40) of symmetric distribution through the bearing rotation, the fixed surface of driven shaft (39) has cup jointed driven pulley (41) and first gear (42), the transmission is connected with belt (43) between driven pulley (41) and drive pulley (38), the fixed surface of transmission shaft (40) has cup jointed second gear (44), the transmission is connected with chain (45) between second gear (44) and first gear (42), the top of chain (45) and the bottom fixed connection of slip strip (9).
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| CN202022394921.4U CN213456386U (en) | 2020-10-26 | 2020-10-26 | Tensile testing device is used in production of high strength stretch film |
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| CN202022394921.4U CN213456386U (en) | 2020-10-26 | 2020-10-26 | Tensile testing device is used in production of high strength stretch film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296828A (en) * | 2023-05-24 | 2023-06-23 | 青州市恒顺包装材料有限公司 | Performance detection table for laser film production and processing |
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2020
- 2020-10-26 CN CN202022394921.4U patent/CN213456386U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296828A (en) * | 2023-05-24 | 2023-06-23 | 青州市恒顺包装材料有限公司 | Performance detection table for laser film production and processing |
| CN116296828B (en) * | 2023-05-24 | 2023-08-25 | 青州市恒顺包装材料有限公司 | Performance detection table for laser film production and processing |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A tensile testing device for high strength tensile film production Effective date of registration: 20220713 Granted publication date: 20210615 Pledgee: Bank of Communications Ltd. Wuxi branch Pledgor: Wuxi Qinbang new packaging material Co.,Ltd. Registration number: Y2022320010358 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |