CN213802084U - A detection device on vacuum bag line for fermented food - Google Patents
A detection device on vacuum bag line for fermented food Download PDFInfo
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- CN213802084U CN213802084U CN202022944727.9U CN202022944727U CN213802084U CN 213802084 U CN213802084 U CN 213802084U CN 202022944727 U CN202022944727 U CN 202022944727U CN 213802084 U CN213802084 U CN 213802084U
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Abstract
The utility model discloses a vacuum bag on-line detection device for fermented food, which comprises a transport table, wherein an adsorption plate is arranged on the transport table, the adsorption plate is communicated with a negative pressure pipeline, and a vacuum packaging bag is adsorbed on the transport table by the adsorption plate; the front end of the adsorption plate is provided with a roller which is arranged on the surface of the transport table; above-mentioned adsorption plate rear end is equipped with the limiting plate, by the limiting plate vacuum packaging bag of contradicting on the transport table, above-mentioned limiting plate rear end is equipped with detects the platform, above-mentioned adsorption plate top is equipped with the manipulator, be equipped with negative sucker on the above-mentioned manipulator, carry the detection platform by the vacuum packaging bag on the negative sucker with the adsorption plate to expect to optimize current wrapping bag sample and probably appear the leakproofness because heat-seal pressure is not enough good, the condition that wrapping bag sample tensile strength is weak, and when carrying out the leakproofness and detecting, the easy wrapping bag tears the problem of pollution detection water.
Description
Technical Field
The utility model relates to a fermented food selective examination equipment, concretely relates to detection device on vacuum bag line for fermented food.
Background
The fermented food refers to a food processed and manufactured by using beneficial microorganisms, such as a broad bean paste food and the like, and because a part of the fermented food needs to be hermetically packaged after being manufactured, a packaging procedure is usually set in a fermented food production line, and residual air in a packaging bag is extracted by a vacuum packaging machine so as to make the residual air in the packaging bag zero.
Because vacuum packaging equipment is in long-term use, the flaw appears in the current consumptive material of occasional equipment, for example the heat degree is not enough, and heat-seal pressure is not enough, leads to fermented food not sealed when carrying out the evacuation, leads to the fermented food that leaves the factory probably to appear the wrapping bag and seals not tight condition. Therefore, a sampling inspection process is required to be arranged in the production line, and the sealing performance of the sampled packaging bag samples is detected. In a common detection method, a bag sample is immersed in water, an internal-external pressure difference is formed in the water, and the air escape from the sample, such as bubbling, is observed to determine the sealing property of the bag sample.
In the actual production process, when the tightness of a packaging bag sample is detected, if the packaging bag is not tight, detection water is easy to be turbid, and the detection efficiency is reduced; meanwhile, the situation that the sealing performance of the packaging bag sample is good but the tensile strength of the packaging bag sample is weak can occur due to insufficient heat sealing pressure, and therefore, how to improve the detection of the packaging bag sample is worth researching.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detection device on vacuum bag line for fermented food to it is good to expect that to optimize current wrapping bag sample and probably appear the leakproofness because heat-seal pressure is insufficient, but the condition that wrapping bag sample tensile strength is weak, and when carrying out the leakproofness detection, easy wrapping bag tears the problem of polluting the detection water.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a vacuum bag on-line detection device for fermented food comprises a transport table, wherein an adsorption plate is arranged on the transport table, the adsorption plate is communicated with a negative pressure pipeline, and a vacuum packaging bag is adsorbed on the transport table by the adsorption plate; the front end of the adsorption plate is provided with a roller which is arranged on the surface of the transport table; the vacuum packaging bag detection device is characterized in that a limiting plate is arranged at the rear end of the adsorption plate, the limiting plate abuts against the vacuum packaging bag on the transport table, a detection table is arranged at the rear end of the limiting plate, a mechanical arm is arranged above the adsorption plate, a negative pressure sucker is arranged on the mechanical arm, and the vacuum packaging bag on the adsorption plate is conveyed to the detection table by the negative pressure sucker.
Preferably, bag feeding rails are arranged on two sides of the roller, two ends of the vacuum packaging bag are clamped by the bag feeding rails, the bag feeding rails comprise a frame body, a hollow groove is formed in the frame body, a pressing wheel is arranged at the upper end of the hollow groove, a supporting wheel is arranged at the lower end of the hollow groove, and the pressing wheel corresponds to the supporting wheel.
Preferably, the adsorption plate comprises a plate body, and the universal ball module is arranged on the plate body; the plate body is provided with a suction nozzle which is communicated with a negative pressure pipeline and used for sucking the vacuum packaging bag.
The further technical scheme is that the universal ball modules are distributed around the suction nozzle, and the upper end of the suction nozzle and the upper surface of the universal ball module are at the same horizontal height with the upper surface of the transport table.
Preferably, the manipulator comprises a movable block and a guide rail, the movable block is mounted in the guide rail, a driving gear and a lifting rod are arranged in the movable block, spiral teeth are arranged on the outer wall of the lifting rod, the spiral teeth are meshed with the driving gear, and the driving gear rotates to drive the lifting rod to move up and down.
The guide rail comprises a screw rod and two guide columns, the guide columns are distributed on two sides of the screw rod and are parallel to the screw rod, through holes matched with the guide columns are formed in the movable blocks, the guide columns are inserted into the through holes, the movable blocks are in threaded connection with the screw rod, and the screw rod rotates to drive the movable blocks to move.
The vacuum sucker is arranged on the lifting rod and comprises an installation block, a plurality of vacuum suckers are arranged on the installation block, and the vacuum suckers are externally connected with a vacuum source.
Compared with the prior art, the beneficial effects of the utility model are one of following at least:
the utility model discloses a roller inspects vacuum packaging bag's sample censorship, adsorb vacuum packaging bag's lower surface through the adsorption plate, continue to remove through limiting plate restriction vacuum packaging bag, through manipulator guide negative sucker contact vacuum packaging bag upper surface, thereby surface forms to pull about vacuum packaging bag, be greater than the adsorption affinity of adsorption plate through negative sucker, make vacuum packaging bag produce the pulling force, and follow the vacuum packaging bag along with vacuum packaging bag and follow the upgrading of negative sucker, the pulling force reduces, carry the vacuum packaging bag by the manipulator again and deliver to the detection platform and prepare the gas tightness and detect. Therefore, the vacuum packaging bag can be subjected to a tensile test before the air tightness detection, and whether the heat sealing pressure on the vacuum packaging bag reaches the standard or not is confirmed. The situation that the tensile strength of the packaging bag sample is weak is avoided.
The utility model discloses a send the bag rail to guarantee that vacuum packaging bag gets into the adsorption plate with orderly gesture, by the upper and lower face of adsorption vacuum packaging bag that adsorption plate and vacuum chuck can be relatively even. Because the vacuum packaging bag surface probably receives the appeal influence of adsorption plate and negative sucker, the universal ball module of so setting up is convenient for the vacuum packaging bag and is adjusted the gesture under the suction effect, and the negative sucker of being convenient for stably adsorbs the vacuum packaging bag. Meanwhile, the suction nozzle is connected with the negative pressure pipeline to form negative pressure suction force by the adsorption plate, and the arrangement of the suction nozzle avoids that the adsorption plate can also have good adsorption force when the lower surface of the vacuum packaging bag is irregularly distributed.
The utility model discloses a move on the guide rail through the movable block, realize negative sucker in horizontal ascending removal, through drive tooth and lifter interact, realize negative sucker on vertical removal. The stability of the transverse movement of the movable block is ensured through the lead screw and the guide pillar; the moving stroke of the movable block is controlled by the rotation of the screw rod.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the orientation of the adsorption plate of the present invention.
Fig. 3 is a schematic view of the manipulator structure of the present invention.
Description of reference numerals:
1-transport table, 2-adsorption plate, 3-negative pressure pipeline, 4-roller, 5-limiting plate, 6-detection table, 7-manipulator, 8-negative pressure sucker, 9-bag feeding rail, 201-plate body, 202-universal ball module, 203-suction nozzle, 701-movable block, 702-guide rail, 703-driving tooth, 704-lifting rod, 705-spiral tooth, 706-lead screw, 707-guide column, 801-mounting block, 802-negative pressure sucker, 901-frame body, 902-hollow groove, 903-pinch roller and 904-riding wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, an embodiment of the present invention is a detection device for fermented food on vacuum bag line, which includes a transportation platform 1, wherein the transportation platform is an existing steel frame structure, and the transportation platform 1 can be provided with an infrared sensor to collect the quantity information of vacuum packaging bags on the transportation platform 1. The transport table 1 is provided with an adsorption plate 2, wherein two ends of the adsorption plate 2 are welded on the transport table 1, so that the adsorption plate 2 and the transport table 1 are connected into a whole.
The adsorption plate 2 is communicated with a negative pressure pipeline 3, and the vacuum packaging bag is adsorbed on the transport table 1 by the adsorption plate 2; the negative pressure pipeline 3 is an existing air extraction pipeline, and the negative pressure pipeline 3 extracts air in the adsorption plate 2 to enable the surface of the adsorption plate 2 to generate suction.
The front end of the adsorption plate 2 is provided with a plurality of rollers 4, the gaps between two adjacent rollers 4 are the same, the rollers 4 are connected through the power of a transmission belt, the transmission belt is driven to rotate through a motor, so that the rollers 4 run at a constant speed, the rollers 4 are arranged on the surface of the transport table 1, and the rollers 4 drive the vacuum packing bags to move towards the adsorption plate 2.
Above-mentioned 2 rear ends of adsorption plate are equipped with limiting plate 5, by limiting plate 5 conflict vacuum packaging bag on transport table 1, wherein limiting plate 5 is the metal sheet, and above-mentioned 5 rear ends of limiting plate are equipped with detects platform 6, avoid vacuum packaging bag to continue to remove under the inertial action through limiting plate 5, and above-mentioned 2 tops of adsorption plate are equipped with manipulator 7, are equipped with negative pressure suction cup 8 on above-mentioned manipulator 7, carry by negative pressure suction cup 8 the vacuum packaging bag on the adsorption plate 2 and detect platform 6.
Wherein, the suction that negative sucker 8 produced needs to be greater than the suction that adsorption plate 2 produced, can form pulling force to the vacuum packaging bag on the one hand, on the other hand so that the vacuum packaging bag breaks away from the suction of adsorption plate 2 to along with negative sucker 8 removes.
Therefore, the vacuum packaging bag is subjected to a tensile test before the air tightness detection, and whether the heat sealing pressure on the vacuum packaging bag reaches the standard or not is preliminarily confirmed. The risk of air leakage of the subsequent vacuum packaging bag caused by the weak tensile strength of the packaging bag sample is reduced.
Wherein, can set up infrared sensor on the limiting plate 5, gather the positional information of vacuum packaging bag through infrared sensor to control unit with information transmission to manipulator 7, the control unit through manipulator 7 controls manipulator 7 work. The control unit of the manipulator 7 is an existing PLC controller, for example, FX2N series controller, the PLC controller and a relay are installed in a control box and connected through a cable, a control signal is directly sent to the relay from the PLC controller, and the relay controls a driving element of the manipulator 7 according to the control signal of the PLC controller, so that corresponding action control of the manipulator 7 is realized.
In order for the manipulator 7 to work normally and safely, after the manipulator 7 performs one vacuum packaging bag pick-and-place operation, the manipulator 7 must return to the initial position before picking the packaging bag to complete the resetting. The robot 7 needs to be in a waiting state before receiving the position signal from the infrared sensor on the limit plate 5, that is, the whole robot 7 is at a standstill.
Based on the above embodiment, the utility model discloses an another embodiment is, above-mentioned roller 4 both sides are equipped with send a bag rail 9, by the both ends of sending bag rail 9 centre gripping vacuum packaging bag, send bag rail 9 to restrict the vacuum packaging bag both sides respectively promptly, avoid vacuum packaging bag to receive roller 4 to influence the gesture that vacuum packaging bag got into adsorption plate 2 and appear rocking.
The bag feeding rail 9 includes a frame body 901, a hollow groove 902 is formed in the frame body 901, a side surface of the vacuum packaging bag extends into the hollow groove 902 and moves along the hollow groove 902, in order to prevent the side surface of the vacuum packaging bag from rotating, a pressing wheel 903 is arranged at the upper end of the hollow groove 902, a supporting wheel 904 is arranged at the lower end of the hollow groove 902, and the pressing wheel 903 corresponds to the supporting wheel 904.
Wherein, the rotation directions of the pressure wheel 903 and the supporting wheel 904 are opposite, so that the vacuum packaging bag moves towards the adsorption plate 2, and the pressure wheel 903 and the supporting wheel 904 are used for clamping the side surface of the vacuum packaging bag, thereby preventing the vacuum packaging bag from accidentally separating from the hollow groove 902 because of the shaking of the roller 4.
Based on the above embodiment, referring to fig. 2, another embodiment of the present invention is that the adsorption plate 2 includes a plate body 201, and the universal ball module 202 is disposed on the plate body 201; the plate 201 is provided with a suction nozzle 203, the suction nozzle 203 is communicated with the negative pressure pipeline 3, and the vacuum packing bag is sucked by the suction nozzle 203.
The suction nozzle 203 is an existing air suction nozzle, and negative pressure suction is formed on the board body 201 through the suction nozzle 203, so that the vacuum packaging bag passing through the board body 201 is sucked on the suction nozzle 203 under the action of the negative pressure suction.
Wherein, plate body 201 can set up the positioning sensor who corresponds with negative sucker 8, for example the infrared sensor who pairs is installed on negative sucker 8 and plate body 201, guarantees through the sensor that manipulator 7 drives negative sucker 8 and carries out the during operation, and negative sucker 8 can fix a position and remove plate body 201 and correspond the position, avoids manipulator 7 to exceed the in-process at absorption vacuum packaging bag, the accident of manipulator 7 striking plate body 201 appears.
Further, consider that the vacuum packaging bag surface may receive the appeal influence of adsorption plate 2 and vacuum chuck 8, above-mentioned universal ball module 202 distributes around suction nozzle 203, and the vacuum packaging bag of being convenient for adjusts the gesture under the suction effect through setting up universal ball module 202, and the vacuum packaging bag is stably adsorbed to the vacuum chuck 8 of being convenient for.
The upper end of the suction nozzle 203 and the upper surface of the universal ball module 202 are at the same horizontal height with the upper surface of the transportation table 1. Through universal ball module 202, suction nozzle 203 and transport table 1 department at same level, the stability of effectual assurance vacuum packaging bag is marchd to avoid universal ball module 202 and suction nozzle 203 to influence vacuum packaging bag's normal operating.
Based on the above embodiment, referring to fig. 3, another embodiment of the present invention is that the above manipulator 7 includes a movable block 701 and a guide rail 702, the above movable block 701 is installed in the guide rail 702, wherein the movable block 701 is made of metal, the movable block 701 moves back and forth on the guide rail 702, when the movable block 701 moves on the guide rail 702, the negative pressure suction cup 8 moves laterally along with the movable block 701, so that the movable block 701 moves between the detection table 6 and the adsorption plate 2 through the guide rail 702.
Because the limiting plate 5 is arranged between the detection table 6 and the adsorption plate 2, and the manipulator 7 has a picking and placing function on the vacuum packaging bag, the negative pressure sucker 8 also needs to move longitudinally; the movable block 701 is provided with a driving tooth 703 and a lifting rod 704, the outer wall of the lifting rod 704 is provided with a spiral tooth 705, the spiral tooth 705 is meshed with the driving tooth 703, and the driving tooth 703 rotates to drive the lifting rod 704 to move up and down.
The driving teeth 703 are functional elements in a positive and negative motor, the positive and negative motor is installed on one side of the movable block 701, the lifting rod 704 is driven to move in the movable block 701 through the rotation of the driving teeth 703, specifically, the movable block 701 is provided with a mounting hole, the lifting rod 704 is placed in the mounting hole, the lifting rod 704 penetrates through the movable block 701, the driving teeth 703 are in rotating fit with the helical teeth 705, and the helical teeth 705 drive the lifting rod 704 to move up and down in the movable block 701.
Further, the guide rail 702 includes a screw 706 and two guide posts 707, the guide posts 707 are distributed on two sides of the screw 706 and parallel to the screw 706, a through hole matching with the guide posts 707 is formed in the movable block 701, the guide posts 707 are inserted into the through hole, the movable block 701 is in threaded connection with the screw 706, and the screw 706 rotates to drive the movable block 701 to move.
Wherein, the rotation of lead screw 706 is realized through current servo motor to improve the motion accuracy and the reliability of guide rail 702 and movable block 701, help the stability of the operation of who by. A servo driver matched with a servo motor sends the motion state of the servo motor to a control unit of the manipulator 7 in a high-speed counting pulse mode, so that the control unit of the manipulator 7 controls the rotation of the lead screw 706, and the lead screw 706 rotates to drive the movable block 701 to move. The guide post 707 is matched with the through hole of the movable block 701, so as to prevent the movable block 701 from shaking abnormally during the moving process, and ensure the stability of the vacuum chuck 8 during the moving process.
It should be emphasized that the device is mainly used for a sampling inspection mode during the online moving process of the vacuum bag for fermenting food, so that the movable block 701 is driven to move back and forth by adopting the form of the lead screw 706 and the guide post 707. If necessary, the combination of the lead screw 706 and the movable block 701 may be replaced by a stroke cylinder. It should be noted that, whether the stroke cylinder or the lead screw 706 is used to drive the movable block 701, the user program of the PLC may be standardized by a general programming language according to the process control requirement of the control system, the programming language standard is IEC1131-3,
further, the vacuum chuck 8 is disposed on the lifting rod 704, the vacuum chuck 8 includes a mounting block 801, and a plurality of vacuum suction heads 802 are disposed on the mounting block 801, wherein the vacuum suction heads 802 are conventional silica gel suction heads, and contact the vacuum packaging bag by using the vacuum suction heads 802 as an execution tool; wherein, the mounting block 801 is mainly used for mounting the negative pressure suction head 802 and adjusting the butt joint angle of the negative pressure suction head 802 and the adsorption plate 2. The suction plate 2 and the mounting block 801 are generally parallel to each other.
The vacuum suction head 802 is connected to a vacuum source through an air hose, and it should be particularly emphasized that the vacuum source is generally referred to as an existing device capable of generating vacuum suction force, such as a vacuum pump or a vacuum generator, and the suction timing of the vacuum chuck 8 is controlled by the vacuum source, and when the vacuum source stops generating negative pressure, the vacuum packing bag on the vacuum chuck 8 falls off from the vacuum chuck 8.
If the weight of the vacuum packaging bag is larger, for example, tens of kilograms of vacuum packaging bags are subjected to sampling inspection. The vacuum pump can be a vacuum pump which generates vacuum by increasing the volume of the sealed gas, so that the suction force generated by the negative pressure suction head 802 is large enough to ensure the stability of the negative pressure suction head 802 in grabbing.
If the weight of the vacuum packaging bag is light, considering that the number of internal components of the vacuum pump is large and the equipment cost is high, the vacuum source can be a vacuum generator which generates vacuum, and the vacuum is generated by utilizing high-speed flow of compressed air, so that the vacuum packaging bag is simple in structure and low in cost. Generally, the quality of the vacuum packaging bag does not exceed 90% of the maximum vacuum degree of the vacuum generator, and the grabbing stability of the negative pressure sucker 802 is ensured.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. A detection device on vacuum bag line for fermented food, includes transport table (1), its characterized in that: an adsorption plate (2) is arranged on the transport table (1), the adsorption plate (2) is communicated with a negative pressure pipeline (3), and the adsorption plate (2) adsorbs vacuum packaging bags on the transport table (1); the front end of the adsorption plate (2) is provided with a roller (4), and the roller (4) is arranged on the surface of the transport table (1); adsorption plate (2) rear end is equipped with limiting plate (5), contradicts vacuum packaging bag on transport table (1) by limiting plate (5), limiting plate (5) rear end is equipped with examines test table (6), adsorption plate (2) top is equipped with manipulator (7), be equipped with negative sucker (8) on manipulator (7), carry by negative sucker (8) with the vacuum packaging bag on adsorption plate (2) and examine test table (6).
2. The vacuum bag in-line testing device for fermented foods of claim 1, wherein: the bag conveying device is characterized in that bag conveying rails (9) are arranged on two sides of the roller (4), the bag conveying rails (9) clamp two ends of a vacuum packaging bag, each bag conveying rail (9) comprises a frame body (901), a hollow groove (902) is formed in the frame body (901), a pressing wheel (903) is arranged at the upper end of the hollow groove (902), a supporting wheel (904) is arranged at the lower end of the hollow groove (902), and the pressing wheel (903) corresponds to the supporting wheel (904).
3. The vacuum bag in-line testing device for fermented foods of claim 1, wherein: the adsorption plate (2) comprises a plate body (201), and a universal ball module (202) is arranged on the plate body (201); be equipped with suction nozzle (203) on plate body (201), suction nozzle (203) intercommunication negative pressure pipeline (3) are by suction nozzle (203) absorption vacuum packaging bag.
4. The vacuum bag in-line testing device for fermented foods of claim 3, wherein: the universal ball module (202) is distributed around the suction nozzle (203), and the upper end of the suction nozzle (203) and the upper surface of the universal ball module (202) are at the same horizontal height with the upper surface of the transport table (1).
5. The vacuum bag in-line testing device for fermented foods of claim 1, wherein: the manipulator (7) comprises a movable block (701) and a guide rail (702), wherein the movable block (701) is installed in the guide rail (702), a driving tooth (703) and a lifting rod (704) are arranged in the movable block (701), a spiral tooth (705) is arranged on the outer wall of the lifting rod (704), the spiral tooth (705) is meshed with the driving tooth (703), and the driving tooth (703) rotates to drive the lifting rod (704) to move up and down.
6. The vacuum bag in-line testing device for fermented foods of claim 5, wherein: the guide rail (702) comprises a screw rod (706) and two guide posts (707), the guide posts (707) are distributed on two sides of the screw rod (706) and are parallel to the screw rod (706), a through hole matched with the guide posts (707) is formed in the movable block (701), the guide posts (707) are inserted into the through hole, the movable block (701) is in threaded connection with the screw rod (706), and the screw rod (706) rotates to drive the movable block (701) to move.
7. The vacuum bag in-line testing device for fermented foods of claim 5, wherein: the negative pressure sucker (8) is arranged on the lifting rod (704), the negative pressure sucker (8) comprises an installation block (801), a plurality of negative pressure suckers (802) are arranged on the installation block (801), and the negative pressure suckers (802) are externally connected with a vacuum source through air hoses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022944727.9U CN213802084U (en) | 2020-12-11 | 2020-12-11 | A detection device on vacuum bag line for fermented food |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022944727.9U CN213802084U (en) | 2020-12-11 | 2020-12-11 | A detection device on vacuum bag line for fermented food |
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| Publication Number | Publication Date |
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| CN213802084U true CN213802084U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022944727.9U Active CN213802084U (en) | 2020-12-11 | 2020-12-11 | A detection device on vacuum bag line for fermented food |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115078096A (en) * | 2022-08-22 | 2022-09-20 | 常州永春包装彩印有限公司 | Automatic testing arrangement of medical wrapping bag pulling force |
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2020
- 2020-12-11 CN CN202022944727.9U patent/CN213802084U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115078096A (en) * | 2022-08-22 | 2022-09-20 | 常州永春包装彩印有限公司 | Automatic testing arrangement of medical wrapping bag pulling force |
| CN115078096B (en) * | 2022-08-22 | 2022-11-08 | 常州永春包装彩印有限公司 | Automatic testing arrangement of medical wrapping bag pulling force |
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