Labeling machine

By integrating barcode scanning testing and labeling stations into a labeling machine, the problem of time-consuming and labor-intensive lithium battery performance testing has been solved, achieving efficient production process optimization and cost reduction.

CN223733320UActive Publication Date: 2025-12-30ZHAOQING FENGHUA LITHIUM BATTERY CO LTD
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Patent Information

Application Number
CN202423129199.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-17
Publication Date
2025-12-30
Estimated Expiration
2034-12-17

AI Technical Summary

Technical Problem

The current lithium battery performance testing process is time-consuming and labor-intensive, resulting in low production efficiency and high labor intensity for workers.

Method used

Design a labeling machine that integrates a barcode scanning and testing station, a labeling station, and a material transfer mechanism. While the barcode scanning mechanism scans the code, the testing mechanism simultaneously performs performance testing. After the testing is completed, the machine is directly transferred to the labeling station for labeling processing, integrating the testing and labeling processes into one device.

Benefits of technology

It has improved the speed of lithium battery performance testing, reduced the labor intensity of workers, optimized the production process, shortened product circulation time, and reduced the number of equipment and production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of battery packaging cell testing, in particular to a labeling machine. The labeling machine is provided with a code scanning test station and a labeling station, and comprises a machine table, a material moving mechanism, a code scanning mechanism, a labeling mechanism and a test mechanism, the material moving mechanism is arranged at the machine table and is used for transferring the batteries at the code scanning mechanism to the labeling mechanism; the code scanning mechanism is arranged on the machine table and located at the code scanning test station, and the code scanning mechanism is used for scanning codes of the batteries; the labeling mechanism is arranged on the machine table and located at the labeling station, and the labeling mechanism is used for labeling the batteries; the testing mechanism is located at the code scanning testing station, and the testing mechanism and the code scanning mechanism operate synchronously; the testing mechanism is used for driving the testing needle assembly to be connected or disconnected with the battery. The labeling machine can improve the battery performance test speed, reduce the labor intensity of workers and effectively improve the production efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of battery packaging and cell testing technology, and in particular to a labeling machine. Background Technology

[0002] Lithium batteries are widely used in various portable electronic devices such as smartphones, smart wearable devices, tablets, and walkie-talkies. Before shipment, lithium batteries must undergo labeling and performance testing. The process involves first labeling the lithium batteries at a labeling machine, then having workers transfer the labeled batteries to an OCV testing machine for manual performance testing to ensure safe use.

[0003] However, the above operation requires workers to repeatedly move the materials, which is physically demanding and makes the entire testing process inefficient, time-consuming, and labor-intensive. Utility Model Content

[0004] The technical problem to be solved by this utility model embodiment is to provide a labeling machine to solve the problem of low production efficiency caused by the time-consuming and labor-intensive battery performance testing process in the prior art.

[0005] The labeling machine provided in this embodiment of the utility model is equipped with a barcode scanning and testing station and a labeling station, including:

[0006] Machine tool;

[0007] A barcode scanning mechanism is installed on the machine and located at the barcode scanning test station. The barcode scanning mechanism is used to scan the barcode on the battery.

[0008] A labeling mechanism is installed on the machine and located at the labeling station. The labeling mechanism is used to label batteries.

[0009] A material transfer mechanism, installed at the machine base, is used to transfer the battery from the barcode scanning mechanism to the labeling mechanism;

[0010] The testing mechanism is located at the barcode scanning testing station and operates synchronously with the barcode scanning mechanism. The testing mechanism includes a mounting component, a driving component, and a test probe assembly. The mounting component is used to connect to the machine tool. The driving component is mounted on the mounting component. The test probe assembly includes a test probe group and a probe holder. The probe holder is mounted on the driving component, and the test probe group is mounted on the probe holder. The driving component is used to drive the probe holder to move so that the test probe assembly is connected to or disconnected from the battery.

[0011] In one embodiment, the needle holder is movably connected to the drive member in a first direction for adjusting the position of the test needle assembly, and the drive member is used to drive the needle holder to move in a second direction, wherein the first direction is perpendicular to the second direction.

[0012] In one embodiment, the driving component is a cylinder, which includes a main body and a slide base connected to the main body; the main body is mounted on the mounting assembly and is used to drive the slide base to move in a second direction; the needle seat is mounted on the slide base, and a first strip-shaped hole is provided on the side of the needle seat facing away from the slide base, the first strip-shaped hole extending in the first direction; the labeling machine further includes a first screw, the first screw passing through the first strip-shaped hole and threadedly connected to the slide base.

[0013] In one embodiment, multiple first strip holes are provided, and the multiple first strip holes are arranged in a second direction. The multiple first strip holes are used to cooperate with the first screw to adjust the position of the pin seat in the second direction.

[0014] In one embodiment, the needle holder has a protrusion on one side in the first direction, and the protrusion has a plurality of connecting holes in the second direction; the test needle assembly includes a plurality of test needles, each of the test needles passing through each of the connecting holes.

[0015] In one embodiment, the mounting assembly includes a connecting plate, the cylinder is located between the connecting plate and the needle seat, the main body is mounted on the connecting plate, and the connecting plate has a second strip-shaped hole extending through it on the side opposite to the main body in the second direction; the labeling machine also includes a second screw, which passes through the second strip-shaped hole and is threadedly connected to the main body.

[0016] In one embodiment, the connecting plate has a first slot on the side facing the main body, the second strip hole penetrates the bottom of the first slot, the first slot extends in the second direction and passes through both sides of the connecting plate, and the main body is installed in the slot.

[0017] In one embodiment, the mounting assembly includes a support for connection to the labeling machine. The support includes a base plate connected to the side of the connecting plate away from the drive member. The connecting plate has two third strip-shaped holes, and the first slot is located between the two third strip-shaped holes. The labeling machine also includes two third screws that pass through the second strip-shaped holes and are threadedly connected to the base plate.

[0018] In one embodiment, the connecting plate is provided with a second slot, which is disposed opposite to the first slot. The second slot extends in the second direction and passes through both sides of the connecting plate, and the support is installed at the second slot.

[0019] In one embodiment, the support further includes an extension plate, one end of which is connected to the substrate and the other end extends away from the substrate; the extension plate is provided with a fourth strip hole, which extends in the extending direction of the extension plate; the labeling machine further includes a fourth screw, which passes through the fourth strip hole and is threadedly connected to the machine base.

[0020] Compared with the prior art, the beneficial effects of the labeling machine provided by this utility model embodiment are as follows: the labeling machine of this application can improve the speed of lithium battery performance testing, reduce the labor intensity of workers, and effectively improve production efficiency.

[0021] Specifically, the testing mechanism can be installed at the barcode scanning and testing station of the labeling machine via mounting components. When the labeling machine is operating, the transfer mechanism moves the battery to the barcode scanning and testing station. While the barcode scanning mechanism scans the barcode, the driving component in the testing mechanism synchronously drives the pin holder to move, so that the test pin assembly is connected to the battery, realizing the performance testing of the battery. After the test is completed, the transfer mechanism transfers the battery to the labeling mechanism for labeling. The entire production process is equivalent to integrating the testing and labeling processes into one piece of equipment, achieving the goal of testing the battery before labeling. Compared with the existing technology where workers need to transfer the labeled batteries from the labeling equipment to the OCV testing equipment for testing, this optimizes the production process, shortens the product circulation time, eliminates the need for repeated battery handling, reduces the labor intensity of workers, improves production efficiency, and also reduces the number of equipment and production costs. Attached Figure Description

[0022] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings and examples. In the accompanying drawings:

[0023] Figure 1 This is a three-dimensional schematic diagram of the labeling machine provided in this embodiment of the utility model;

[0024] Figure 2 yes Figure 1 Enlarged view of a portion of position A in the middle;

[0025] Figure 3 This is one of the three-dimensional schematic diagrams of the testing mechanism provided in this embodiment of the utility model;

[0026] Figure 4 This is a disassembly diagram of the testing mechanism provided in this embodiment of the utility model;

[0027] Figure 5 This is a three-dimensional schematic diagram of the test probe assembly provided in this embodiment of the utility model;

[0028] Figure 6This is the second three-dimensional schematic diagram of the testing mechanism provided in this embodiment of the utility model.

[0029] The labels for the attached figures are as follows:

[0030] 1000, Labeling machine;

[0031] 10. Machine tools;

[0032] 20. Material transfer mechanism;

[0033] 30. QR code scanning organizations;

[0034] 40. Bidding agencies;

[0035] 50. Testing mechanism; 51. Mounting assembly; 511. Connecting plate; 5111. Second strip hole; 5112. First slot; 5113. Third strip hole; 5114. Second slot; 512. Support; 5121. Base plate; 5122. Extension plate; 5122a. Fourth strip hole; 52. Driving component; 521. Cylinder; 5211. Slide base; 5212. Main body; 53. Test probe assembly; 531. Test probe group; 5311. Test probe; 532. Needle holder; 5321. First strip hole; 5322. Protrusion; 5322a. Connecting hole. Detailed Implementation

[0036] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The preferred embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0037] This utility model embodiment provides a labeling machine 1000, which is equipped with a barcode scanning and testing station (such as...). Figure 1 (as shown in I) and the packaging station (such as Figure 1 As shown in P), Figure 1As shown, the labeling machine 1000 includes a machine base 10, a material transfer mechanism 20, a barcode scanning mechanism 30, a labeling mechanism 40, and a testing mechanism 50. The material transfer mechanism 20 is installed at the machine base 10 and is used to transfer batteries between various workstations. The barcode scanning mechanism 30 is installed at the machine base 10 and is located at the barcode scanning and testing workstation; the barcode scanning mechanism 30 is used to scan the batteries. The labeling mechanism 40 is installed at the machine base 10 and is located at the labeling workstation; the labeling mechanism 40 is used to label the batteries. The testing mechanism 50 is located at the barcode scanning and testing workstation. The testing mechanism 50 and the scanning mechanism 30 operate synchronously. The testing mechanism 50 includes a mounting component 51, a driving component 52, and a test probe assembly 53. The mounting component 51 is connected to the machine base 10. The driving component 52 is mounted on the mounting component 51. The test probe assembly 53 includes a test probe group 531 and a probe holder 532. The probe holder 532 is mounted on the driving component 52, and the test probe group 531 is mounted on the probe holder 532. The driving component 52 drives the probe holder 532 to move, thereby making the test probe assembly 53 connected to or disconnected from the battery. This application solves the problem of high labor intensity and low production efficiency in the battery testing process of the prior art. This labeling machine 1000 can improve the battery performance testing speed, reduce the labor intensity of workers, and effectively improve production efficiency.

[0038] Specifically, the testing mechanism 50 can be installed at the barcode scanning and testing station of the labeling machine 1000 via the mounting component 51. When the labeling machine 1000 is operating, the transfer mechanism 20 transfers the battery to the barcode scanning and testing station. While the barcode scanning mechanism 30 scans the barcode, the driving component 52 in the testing mechanism 50 can synchronously drive the needle holder 532 to move, so that the test needle assembly 53 is connected to the battery, thereby realizing the performance testing of the battery. After the test is completed, the transfer mechanism 20 transfers the battery to the labeling mechanism 40 for labeling. The entire production process is equivalent to integrating the testing process and the labeling process into one piece of equipment, achieving the purpose of testing the battery before labeling. Compared with the existing technology where workers need to transfer the labeled batteries from the labeling equipment to the OCV testing equipment for testing, this optimizes the production process, shortens the product circulation time, eliminates the need for repeated battery handling, reduces the labor intensity of workers, improves production efficiency, and also reduces the number of equipment and production costs.

[0039] It is worth mentioning that in existing technology, workers need to manually stack multiple batteries into a pile and then transport them to the inlet of the OCV testing equipment for the equipment to pick up. This operation method easily leads to the batteries rubbing against each other during transportation, causing scratches on the battery pack labels and affecting the quality of the cells. By implementing the above solution, workers do not need to handle the batteries, avoiding battery damage caused by worker error and reducing battery loss.

[0040] In addition, this solution sets the testing process before the labeling process. When unlabeled batteries fail the test, workers can rework the defective products in a timely manner. Since the defective batteries are not labeled, this measure can also effectively reduce the waste of labeling paper and lower production costs.

[0041] In this application, the material transfer mechanism 20 includes a horizontal moving component and a material picking component. The horizontal moving component is mounted above the machine base 10, and the material picking component is connected to the horizontal moving component. The horizontal moving component is used to drive the material picking component to move in a first direction. The horizontal moving component can be a linear electric cylinder, a linear module, or a combination of a lead screw assembly and a motor. The arrangement of the components is not limited here.

[0042] The material-grabbing component can pick up materials by clamping or sucking. For example, in this application, the material-grabbing component includes a suction cup base and a suction cup component. The suction cup base has a passage, the suction cup component is mounted on the suction cup base and connected to one end of the passage, and the other end of the passage is connected to a vacuum generating unit, thereby realizing the suction of the battery.

[0043] The scanning mechanism 30 includes a camera and a mounting bracket. The mounting bracket is installed on the machine base, and the camera is connected to the mounting bracket. The camera is used to identify the battery's identification code.

[0044] In one embodiment, the needle holder 532 is in a first direction (e.g., Figure 3 The probe holder 531 is movably connected to the drive unit 52 in the second direction (as shown in the X direction) to adjust the position of the test probe assembly 531. The drive unit 52 is used to drive the probe holder 532 in the second direction (as shown in the X direction). Figure 3 The needle holder 532 moves along the Y direction (as shown in the diagram), with the first direction perpendicular to the second direction. This configuration allows the needle holder 532 to move relative to the output end of the drive unit 52 in the first direction, facilitating performance testing of different battery types and making position adjustments easier for workers when changing products.

[0045] There are many ways to set the drive component 52, such as a linear electric cylinder, a linear module, or a cylinder 521, etc., which are not limited here; for example, in this application, the drive component 52 is a slide cylinder 521. The slide cylinder 521 can drive the test component to move more smoothly, so as to improve the stability and efficiency in the test process and ensure the accuracy of the test results.

[0046] In one embodiment, the cylinder 521 includes a main body 5212 and a slide base 5211 connected to the main body 5212. The main body 5212 is mounted on the mounting assembly 51 and is used to drive the slide base 5211 to move in a second direction. A needle seat 532 is mounted on the slide base 5211, and a first strip hole 5321 is provided on the side of the needle seat 532 facing away from the slide base 5211. The first strip hole 5321 extends in the first direction. The labeling machine 1000 also includes a first screw (not shown in the figure), which passes through the first strip hole 5321 and is threadedly connected to the slide base 5211. Thus, the first screw is threadedly connected to the slide base 5211 to form a fastening force, thereby fixing the needle seat 532 to the slide base 5211, and the connection between the two has good stability. Furthermore, by tightening or loosening the first screw, the first screw can be released from its limiting lock on the needle seat 532. Moving the needle seat 532 changes the relative position of the first screw in the first strip hole 5321, thereby adjusting the relative position of the needle seat 532 and the slide seat 5211 in the first direction. The structure is simple and the adjustment operation is more convenient. Specifically, the first screw can be a bolt, and the slide seat 5211 of the cylinder 521 is provided with a first threaded hole, and the bolt is threaded into the first threaded hole.

[0047] It is understandable that the number of the first screw and the first strip hole 5321 can be freely adjusted according to the number of the first threaded holes on the slide base 5211, and no limitation is made here.

[0048] In one embodiment, multiple first strip-shaped holes 5321 are provided, and the multiple first strip-shaped holes 5321 are arranged in a second direction. The multiple first strip-shaped holes 5321 are used to cooperate with the first screw to adjust the position of the needle holder 532 in the second direction. In this way, by tightening or loosening the first screw, the first screw can be made to cooperate with the first strip-shaped holes 5321 at different positions to adjust the relative position of the needle holder 532 and the slide base 5211 in the second direction, so as to adapt to the performance testing of more types of batteries.

[0049] In one embodiment, the needle holder 532 has a protrusion 5322 on one side in the first direction, and the protrusion 5322 has a plurality of connecting holes 5322a extending through it in the second direction; the test needle assembly 53 includes a plurality of test needles 5311, each test needle 5311 passing through each connecting hole 5322a. This achieves limiting and fixing of multiple test needles 5311, facilitating adaptation to the testing needs of different types of batteries. Specifically, each test needle 5311 is embedded in each connecting hole 5322a.

[0050] The number of connection holes 5322a can be adjusted according to battery testing requirements and is not limited here. For example, in this application, there are 8 connection holes 5322a, which are arranged in two rows.

[0051] In one embodiment, the pin holder 532 is made of epoxy fiberglass insulation board to avoid short circuits and improve the safety of testing.

[0052] In one embodiment, the test probe 5311 uses a gold-plated probe tip with a diameter of 1.7 mm. This reduces the internal resistance of the test probe 5311, improving testing accuracy and precision.

[0053] In one embodiment, the labeling machine 1000 further includes a tester (not shown in the figure), which is electrically connected to a plurality of test pins 5311. The tester is used to perform performance testing on the battery. Specifically, each test pin 5311 includes a tip and a tail. The tip is used to contact the battery to achieve conductivity, and the tail is electrically connected to the tester via test leads. The tail and the test leads can be soldered together to ensure conductivity and a reliable connection.

[0054] In one embodiment, the mounting assembly 51 includes a connecting plate 511, a cylinder 521 located between the connecting plate 511 and the needle seat 532, and a main body 5212. A slide seat 5211 is disposed on the side of the main body 5212 facing away from the connecting plate 511. A second strip-shaped hole 5111 extends through the side of the connecting plate 511 facing away from the main body 5212. The second strip-shaped hole 5111 extends in a second direction. The labeling machine 1000 also includes a second screw (not shown in the figure), which passes through the second strip-shaped hole 5111 and is threadedly connected to the main body 5212. Thus, the threaded connection of the second screw to the main body 5212 forms a tightening force to fix the cylinder 521 to the connecting plate 511, resulting in good connection stability. Furthermore, by tightening or loosening the second screw, the second screw can be released from its limiting lock on the main body 5212. This allows the moving cylinder 521 to change the relative position of the second screw within the second slotted hole 5111, thereby adjusting the relative position of the cylinder 521 and the connecting plate 511 in the second direction. This achieves more precise contact between the test probe 5311 and the battery, reducing the occurrence of non-contact or excessive contact between the test probe 5311 and the battery, and improving test safety. Specifically, the second screw is a bolt, and the main body 5212 has a second threaded hole corresponding to the position of the second slotted hole 5111.

[0055] In one embodiment, the connecting plate 511 has a first slot 5112 on the side facing the main body 5212, and a second strip-shaped hole 5111 penetrates the bottom of the first slot 5112. The first slot 5112 extends in a second direction and passes through both sides of the connecting plate 511, and the main body 5212 is installed in the slot. Thus, the first slot 5112 can limit the cylinder 521, ensuring that the cylinder 521 always moves along the second direction when adjusting its relative position with the connecting plate 511. This avoids unnecessary offset of the cylinder 521 during adjustment, making adjustment more convenient and ensuring the accuracy and reliability of the position adjustment between the cylinder 521 and the connecting plate 511.

[0056] In one embodiment, the mounting assembly 51 includes a support 512 for connection to the labeling machine 1000. The support 512 includes a base plate 5121, which connects to the side of the connecting plate 511 away from the drive member 52. The connecting plate 511 has two third slots 5113 through it, and a first slot 5112 is located between the two third slots 5113. The labeling machine 1000 also includes two third screws (not shown in the figure), which pass through the third slots 5113 and are threadedly connected to the base plate 5121. The threaded connection of the third screws to the base plate 5121 forms a fastening force to securely fix the connecting plate 511 to the support 512. Furthermore, by tightening or loosening the third screws, the third screws can be released from their limiting lock on the connecting plate 511, and the connecting plate 511 can be moved to change the relative position of the third screws in the third slots 5113, thereby adjusting the relative position of the connecting plate 511 and the support 512 in the second direction. Thus, the testing mechanism 50 has a multi-stage adjustment function, allowing workers to select appropriate components for position adjustment based on the type of battery. This more flexible adjustment process facilitates efficient testing of the test probe 5311 and the battery, improving testing accuracy. Specifically, the third screw is a bolt, and the base plate 5121 has a third threaded hole corresponding to the position of the third screw.

[0057] In one embodiment, the connecting plate 511 is provided with a second slot 5114, which is disposed opposite to the first slot 5112. The second slot 5114 extends in a second direction and passes through both sides of the connecting plate 511, and the support 512 is installed in the second slot 5114. In this way, the second slot 5114 and the support 512 cooperate to limit the connecting plate 511. When the connecting plate 511 moves, it is constrained and can only be adjusted along the second direction, which can prevent the connecting plate 511 from shifting during the adjustment process and make the adjustment more convenient.

[0058] In one embodiment, the support 512 further includes an extension plate 5122, one end of which is connected to the substrate 5121, and the other end extends away from the substrate 5121. The extension plate 5122 has a fourth strip-shaped hole 5122a, which extends along the extension direction of the extension plate 5122. The labeling machine 1000 also includes a fourth screw (not shown in the figure), which passes through the fourth strip-shaped hole 5122a and is threadedly connected to the machine base 10. Thus, by tightening or loosening the fourth screw, the locking between the support 512 and the machine base 10 can be released, and the support 512 can move along the fourth strip-shaped hole 5122a in a third direction (e.g., ...). Figure 3 The probe group 531 moves along the Z-direction (as shown in the diagram) to adjust the relative height between the support 512 and the barcode scanning test station, so that the test probe group 531 can make more accurate contact with the battery, ensuring testing efficiency and accuracy.

[0059] To better understand the technical effects of the above embodiments, the following supplementary explanation is provided using the working steps of the labeling machine 1000:

[0060] (1) The material transfer mechanism 20 loads the battery, that is, transfers the battery to the barcode testing station;

[0061] (2) The scanning mechanism 30 scans the battery; at the same time, the driving component 52 of the testing mechanism 50 drives the pin holder 532 to move toward the battery and makes the testing component contact the positive and negative terminals of the battery.

[0062] (3) Workers control the testing instrument to conduct tests and judge the test results by the indicator lights of the testing instrument. If the green light is a good product, the battery is a defective product if the red light is a bad product. The defective battery is then placed in the designated location.

[0063] (4) When the battery test result at the barcode testing station is good, the worker starts the equipment and the material transfer mechanism 20 transfers the good battery to the labeling station again, and the labeling mechanism 40 labels the battery.

[0064] It should be understood that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some of the technical features; and all such modifications and substitutions should fall within the protection scope of the appended claims of this utility model.

Claims

1. A bagging machine characterized by, A code scanning test station and a packaging label station are provided, and the packaging label machine comprises: a machine table; a code scanning mechanism installed on the machine table and located at the code scanning test station, the code scanning mechanism being used for scanning the code of a battery; a packaging label mechanism installed on the machine table and located at the packaging label station, the packaging label mechanism being used for packaging labels on the battery; a material moving mechanism installed on the machine table and used for moving the battery at the code scanning mechanism to the packaging label mechanism; a test mechanism located at the code scanning test station, the test mechanism being synchronously operated with the code scanning mechanism; the test mechanism comprises a mounting assembly, a driving member and a test needle assembly, the mounting assembly being used for being connected with the machine table; the driving member is installed on the mounting assembly; the test needle assembly comprises a test needle group and a needle seat, the needle seat being installed on the driving member, and the test needle group being installed on the needle seat, the driving member being used for driving the needle seat to move so as to make the test needle assembly conductive or non-conductive with the battery.

2. The bagging machine of claim 1, wherein, The needle seat is movably connected with the driving member in a first direction for adjusting the position of the test needle group, and the driving member is used for driving the needle seat to move in a second direction, the first direction being perpendicular to the second direction.

3. The bagging machine of claim 2, wherein, The driving member is a pneumatic cylinder, the pneumatic cylinder comprising a main body and a sliding seat connected with the main body; the main body is installed on the mounting assembly, and the main body is used for driving the sliding seat to move in the second direction; the needle seat is installed on the sliding seat, and a first slot is formed in the side of the needle seat away from the sliding seat, the first slot extending in the first direction; the packaging label machine further comprises a first screw, the first screw penetrating the first slot and being threadedly connected with the sliding seat.

4. The bagging machine of claim 3, wherein, A plurality of first slots are arranged in the second direction, and the plurality of first slots are used for cooperating with the first screw to adjust the position of the needle seat in the second direction.

5. The bagging machine of claim 4, wherein, The side of the needle seat in the first direction is provided with a protruding portion, and a plurality of connecting holes are formed in the protruding portion in the second direction; the test needle assembly comprises a plurality of test needles, each of the test needles penetrating each of the connecting holes.

6. The bagging machine of any one of claims 3-5, wherein, The mounting assembly comprises a connecting plate, the main body is installed on the connecting plate, the side of the connecting plate away from the main body is provided with a second slot, and the second slot extends in the second direction; the packaging label machine further comprises a second screw, the second screw penetrating the second slot and being threadedly connected with the main body.

7. The bagging machine of claim 6, wherein, The side of the connecting plate facing the main body is provided with a first clamping groove, the second slot penetrating the groove bottom of the first clamping groove, the first clamping groove extending in the second direction and penetrating through both sides of the connecting plate, and the main body is installed on the first clamping groove.

8. The bagging machine of claim 7, wherein, The mounting assembly comprises a support, the support comprises a base plate, the base plate is connected to the side of the connecting plate away from the driving member, two third slotted holes are provided in the connecting plate, and the first clamping groove is located between the two third slotted holes; the labeling machine further comprises two third screws, the third screws are provided in the second slotted hole and are threadedly connected with the base plate.

9. The bagging machine of claim 8, wherein, The connecting plate is provided with a second clamping groove, the second clamping groove is arranged opposite to the first clamping groove, the second clamping groove extends in the second direction and penetrates through both sides of the connecting plate, and the support is arranged at the second clamping groove.

10. The bagging machine of claim 9, wherein, The support further comprises an extension plate, one end of the extension plate is connected to the base plate, and the other end extends away from the base plate; the extension plate is provided with a fourth slotted hole, the fourth slotted hole extends in the extension direction of the extension plate, and the labeling machine further comprises a fourth screw, the fourth screw is provided in the fourth slotted hole and is threadedly connected with the machine.