Box filling machine

By designing an automated cartoning machine, the suction cup mechanism is used to automatically arrange tubular products and place release paper in the cartoning machine, solving the problems of high labor intensity and low efficiency caused by manual placement of release paper, and achieving efficient and automated product shipping. process.

CN222373256UActive Publication Date: 2025-01-21FOSHAN CITY SHUNDE DISTRICT JIEJIA ROBOT TECH CO LTD
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Patent Information

Application Number
CN202421160025.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-24
Publication Date
2025-01-21
Estimated Expiration
2034-05-24

AI Technical Summary

Technical Problem

During the shipment of cylindrical products, isolation paper needs to be placed manually to avoid product stacking and sleeves, resulting in high labor intensity and low efficiency.

Method used

A cartoning machine is designed, including a conveying mechanism, a paper placing mechanism, a stacking mechanism and a suction cup mechanism. Through the cooperation of the first translation component, the second translation component and the lifting component, the suction cup mechanism can move in the left and right, up and down, and front and back directions, automatically absorb the product and release paper, and transfer them to the stacking mechanism to form an isolation layer.

Benefits of technology

Automated product arrangement and isolation paper placement are achieved, reducing manual labor intensity, improving shipping efficiency, and ensuring proper isolation between products to avoid stacking and nesting.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a box filling machine which comprises a conveying mechanism, a paper placing mechanism, a stacking mechanism and a suction cup mechanism. The conveying mechanism is used for receiving the products and arranging the multiple products in sequence. The paper placing mechanism is used for storing isolation paper. The stacking mechanism is used for storing products. The suction cup mechanism comprises a first translation assembly, a second translation assembly, a lifting assembly and a suction cup assembly, the second translation assembly is slidably connected to the first translation assembly and can reciprocate in the left-right direction, the lifting assembly is slidably connected to the second translation assembly and can reciprocate in the front-back direction, and the suction cup assembly is installed on the lifting assembly; the lifting assembly can drive the suction cup assembly to reciprocate in the vertical direction. The suction cup assembly can transfer the products located on the conveying mechanism to the stacking mechanism and can transfer the isolation paper located on the paper placing mechanism to the stacking mechanism. According to the box filling machine, products can be automatically stacked and stacked, follow-up transfer machining is facilitated, the labor intensity of workers is reduced, and the working efficiency is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of transportation and loading and unloading, in particular to a case packing machine. Background Art

[0002] During the production and shipment of cylindrical products, the cylindrical products need to be neatly arranged. In order to avoid stacking of two adjacent products, it is usually necessary to use separation paper to separate the two adjacent layers of cylindrical products. After a layer of cylindrical products is neatly arranged, a layer of separation paper needs to be placed on this layer of cylindrical products manually, and then another layer of cylindrical products is arranged, and the cycle continues. This stacking method is labor-intensive and inefficient. Utility Model Content

[0003] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the utility model provides a case packing machine.

[0004] The present invention provides a case packing machine, which comprises:

[0005] A conveying mechanism, used for receiving products and arranging a plurality of said products in sequence;

[0006] Paper placing mechanism, used for storing release paper;

[0007] A stacking mechanism for storing products;

[0008] The suction cup mechanism comprises a first translation assembly, a second translation assembly, a lifting assembly and a suction cup assembly, wherein the second translation assembly is slidably connected to the first translation assembly along the left-right direction, the lifting assembly is slidably connected to the second translation assembly along the front-back direction, the suction cup assembly is installed on the lifting assembly, and the lifting assembly can drive the suction cup assembly to reciprocate along the up-down direction;

[0009] With the cooperation of the first translation assembly, the second translation assembly and the lifting assembly, the suction cup assembly can move in the left-right direction, the up-down direction and the front-back direction, so that the suction cup assembly can transfer the product on the conveying mechanism to the stacking mechanism, and can transfer the isolation paper on the paper placement mechanism to the stacking mechanism.

[0010] The cartoning machine according to the embodiment of the utility model has at least the following technical effects: with the cooperation of the first translation assembly, the second translation assembly and the lifting assembly, the suction cup assembly can move in the left and right, up and down, and front and back directions; after the conveying mechanism receives and arranges the products in sequence, the suction cup assembly sucks out multiple products on the conveying mechanism, and moves the multiple products to the stacking mechanism, and repeats this cycle until the multiple products are arranged and spread on the stacking mechanism to form a first layer of products, the suction cup assembly sucks out the isolation paper on the paper placing mechanism, and moves the isolation paper to be placed above the first layer of products, the suction cup assembly then sucks out multiple products on the conveying mechanism, and moves the multiple products to the isolation paper of the stacking mechanism, and repeats this cycle until the multiple products are arranged and spread on the isolation paper to form a second layer of products, and in this cycle, there is isolation paper between the upper and lower adjacent layers of products to avoid stacking and nesting of the upper and lower layers of products, so as to facilitate subsequent transportation and processing and save manual labor intensity.

[0011] According to some embodiments of the utility model, the conveying mechanism includes a frame, a conveyor belt rotatably connected to the frame, and a first driving component for driving the conveyor belt to rotate, and the conveyor belt is used to carry the product and drive the product to move from right to left.

[0012] According to some embodiments of the utility model, a limiting portion is provided at the left end of the frame, and the limiting portion is used to prevent the product from moving to the left.

[0013] According to some embodiments of the utility model, an adjustment mechanism is provided on the frame, and two of the adjustment mechanisms are symmetrically arranged along the front-to-back direction. The adjustment mechanism includes a baffle and an adjustment component, and the baffle is installed on the adjustment component. The area between the baffles of the two adjustment mechanisms is a discharge area, and the discharge area is used to temporarily store the products. The adjustment component can drive the baffle to move along the front-to-back direction to adjust the width of the discharge area along the front-to-back direction.

[0014] According to some embodiments of the utility model, a photoelectric sensor is provided on the frame, and the photoelectric sensor is used to detect whether the product is in place and provide feedback to the suction cup mechanism.

[0015] According to some embodiments of the utility model, the first translation assembly includes a first support frame, a first guide rail and a first rack, the first guide rail is installed on the first support frame, the first guide rail and the first rack both extend in the left and right directions, and both ends of the first rack are installed on the first support frame.

[0016] According to some embodiments of the utility model, the second translation assembly includes a second support frame, a second guide rail and a second rack, the second support frame is slidably connected to the first guide rail, the second guide rail and the second rack both extend in the front-to-back direction, both ends of the second rack are mounted on the second support frame, the second support frame is provided with a first drive motor, the driving end of the first drive motor is equipped with a first gear, and the first gear is connected to the first rack.

[0017] According to some embodiments of the utility model, the lifting assembly includes a lifting frame, a third guide rail and a third synchronous belt, the lifting frame is slidably connected to the second guide rail, the third guide rail and the third synchronous belt both extend in the up and down directions, both ends of the third synchronous belt are installed on the lifting frame, the lifting frame is provided with a second drive motor, the driving end of the second drive motor is installed with a second gear, and the second gear is connected to the second rack.

[0018] According to some embodiments of the utility model, the suction cup assembly includes a lifting platform, a lifting motor and a first suction cup, the lifting platform is slidably connected to the third guide rail and clamped on the third synchronous belt, the lifting motor is installed on the lifting frame, the first suction cup is installed at the lower end of the lifting platform, and the driving end of the lifting motor is installed with a third synchronous wheel, and the third synchronous wheel is connected to the third synchronous belt.

[0019] According to some embodiments of the utility model, the suction cup assembly also includes a flip cylinder and a second suction cup, wherein the flip cylinder is fixedly mounted on the lifting platform, and the driving end of the flip cylinder is connected to the second suction cup; the flip cylinder can switch the second suction cup between a first position and a second position; when the second suction cup is in the first position, the first suction cup and the second suction cup cooperate to absorb the isolation paper; when the second suction cup is in the second position, the second suction cup is located above the first suction cup.

[0020] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 It is a schematic diagram of the structure of a case packing machine of some embodiments of the utility model;

[0023] Figure 2 It is a schematic diagram of the structure of the conveying mechanism of some embodiments of the utility model;

[0024] Figure 3 It is a schematic diagram of the structure of the suction cup mechanism of some embodiments of the utility model.

[0025] Figure Number:

[0026] Conveying mechanism 100, product 101, frame 110, conveyor belt 120, first driving component 130, limiting part 140, adjusting mechanism 150, stop bar 151, adjusting component 152, material discharge area 160, photoelectric sensor 170;

[0027] Paper placing mechanism 200, release paper 210, stacking mechanism 220;

[0028] Suction cup mechanism 300, first translation assembly 310, first support frame 311, first guide rail 312, second translation assembly 320, second support frame 321, second guide rail 322, lifting assembly 330, lifting frame 331, third guide rail 332, third synchronous belt 333, suction cup assembly 340, lifting platform 341, lifting motor 342, first suction cup 351, second suction cup 352, and flip cylinder 360. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0032] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0033] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings.

[0034] According to some embodiments of the present invention, referring to Figures 1 to 3 The cartoning machine includes a conveying mechanism 100, a paper placing mechanism 200, a stacking mechanism 220 and a suction cup mechanism 300. The conveying mechanism 100 is used to receive a product 101 and arrange multiple products 101 in sequence. The product 101 is cylindrical and has an opening facing downward. The paper placing mechanism 200 is used to store the isolation paper 210. The stacking mechanism 220 is used to store the product 101. The suction cup mechanism 300 includes a first translation assembly 310, a second translation assembly 320, a lifting assembly 330 and a suction cup assembly 340. The second translation assembly 320 is slidably connected to the first translation assembly 310 and can reciprocate in the left and right directions. The lifting assembly 330 is slidably connected to the second translation assembly 320 and can reciprocate in the front and back directions. The suction cup assembly 340 is installed on the lifting assembly 330. The lifting assembly 330 can drive the suction cup assembly 340 to reciprocate in the up and down directions. The suction cup assembly 340 can transfer the product 101 on the conveying mechanism 100 to the stacking mechanism 220 , and can transfer the release paper 210 on the paper placing mechanism 200 to the stacking mechanism 220 .

[0035] With the cooperation of the first translation assembly 310 , the second translation assembly 320 , and the lifting assembly 330 , the suction cup assembly 340 can move in the left-right direction, the up-down direction, and the front-back direction.

[0036] After the conveying mechanism 100 receives and arranges the products 101 in sequence along the left-right direction, the suction cup assembly 340 sucks out the multiple products 101 on the conveying mechanism 100 and moves the multiple products 101 to the stacking mechanism 220, and repeats this cycle until the multiple products 101 are arranged and spread on the stacking mechanism 220 to form a first layer of products 101. The suction cup assembly 340 sucks out the isolation paper 210 on the paper placing mechanism 200 and moves the isolation paper 210 to be placed above the first layer of products 101. The suction cup assembly 340 then sucks out the multiple products 101 on the conveying mechanism 100 and moves the multiple products 101 to the isolation paper 210 of the stacking mechanism 220, and repeats this cycle until the multiple products 101 are arranged and spread on the isolation paper 210 to form a second layer of products 101. In this cycle, there is isolation paper 210 between the upper and lower adjacent layers of products 101, so as to avoid stacking and nesting of the upper and lower layers of products 101, so as to facilitate subsequent transportation and processing and save manual labor intensity.

[0037] It should be noted that, in this embodiment, the suction cup assembly 340 absorbs 9 products 101 each time, and a layer on the stacking mechanism 220 is arranged in a 9*9 pattern, that is, after the suction cup assembly 340 absorbs 9 times from the conveying mechanism 100, it goes to the paper placing mechanism 200 to absorb the release paper 210. The number of rows and columns of the products 101 on the stacking mechanism 220 can be adjusted as needed.

[0038] According to some embodiments of the present invention, referring to Figure 2 The conveying mechanism 100 includes a frame 110, a conveyor belt 120 rotatably connected to the frame 110, and a first driving component 130 for driving the conveyor belt 120 to rotate. The conveyor belt 120 is used to carry the product 101 and drive the product 101 to move from right to left. The left and right ends of the conveyor belt 120 are both mounted on rollers. The first driving component 130 drives the roller at the left end to rotate, thereby driving the conveyor belt 120 to rotate, and then driving the product 101 to move from right to left. Preferably, the first driving component 130 is a driving motor.

[0039] Preferably, refer to Figure 2 The left end of the frame 110 is provided with a limiter 140, which is used to block the product 101 from moving leftward to prevent the product 101 from falling off the conveyor belt 120. The limiter 140 extends in the front-to-back direction, and both front and rear ends of the limiter 140 are fixedly connected to the frame 110, and the limiter 140 is in a rod shape.

[0040] Preferably, refer to Figure 2 , the frame 110 is provided with an adjustment mechanism 150, and the two adjustment mechanisms 150 are symmetrically arranged in the front-to-back direction. The adjustment mechanism 150 includes a stop bar 151 and an adjustment component 152, and the stop bar 151 extends in the left-right direction and is installed on the adjustment component 152. The rear end of the adjustment component 152 located in the front is connected to the stop bar 151, and the front end of the adjustment component 152 located in the rear is connected to the stop bar 151. The area between the stop bars 151 of the two adjustment mechanisms 150 is a discharge area 160, and the discharge area 160 is used to temporarily store the product 101. The adjustment component 152 can drive the stop bar 151 to move in the front-to-back direction to adjust the width of the discharge area 160 in the front-to-back direction. Preferably, the stop bar 151 is relatively fixed to the adjustment component 152 by bolts, and the stop bar 151 can be adjusted to move in the front-to-back direction by adjusting the bolts; or, the adjustment component 152 is a cylinder, and the cylinder can drive the stop bar 151 to move in the front-to-back direction.

[0041] It is understandable that the cooperation of the two baffles 151 can limit the movement of the product 101 in the front-to-back direction, ensuring that multiple products 101 can be arranged in sequence in the left-to-right direction. The interval between the two baffles 151 is adjustable so as to accommodate products 101 of different diameters.

[0042] Preferably, a photoelectric sensor 170 is provided on the frame 110, and the photoelectric sensor 170 is used to detect whether the product 101 is in place and to feed back to the suction cup mechanism 300. It can be understood that in this embodiment, two photoelectric sensors 170 are provided, one photoelectric sensor 170 is used to detect whether the product 101 located at the far left is in place, and the other photoelectric sensor 170 is used to detect whether the ninth product 101 from the left to the right is in place. When both photoelectric sensors 170 detect the product 101, the suction cup mechanism 300 can absorb and move the nine products 101 to the stacking mechanism 220 at the same time. The installation position of the photoelectric sensor 170 can be adjusted according to demand.

[0043] Preferably, refer to Figure 1 and Figure 3 The first translation assembly 310 includes a first support frame 311, a first guide rail 312 and a first rack. The first guide rail 312 is installed on the first support frame 311. The first guide rail 312 and the first rack both extend in the left-right direction. Both ends of the first rack are fixedly installed on the first support frame 311.

[0044] Preferably, refer to Figure 1 and Figure 3 The second translation assembly 320 includes a second support frame 321, a second guide rail 322 and a second rack. The second support frame 321 is slidably connected to the first guide rail 312. The second guide rail 322 and the second rack both extend in the front-to-back direction. Both ends of the second rack are fixedly mounted on the second support frame 321. The second support frame 321 is provided with a first driving motor. A first gear is mounted on the driving end of the first driving motor. The first gear is meshed with the first rack. When the first driving motor drives the first gear to rotate, the first gear rotates relative to the first rack, thereby causing the second support frame 321 to move in the left-right direction on the first guide rail 312.

[0045] Preferably, refer to Figure 1 and Figure 3 The lifting assembly 330 includes a lifting frame 331, a third guide rail 332 and a third synchronous belt 333. The lifting frame 331 is slidably connected to the second guide rail 322. The third guide rail 332 and the third synchronous belt 333 both extend in the up-down direction. The lifting frame is provided with two rollers spaced apart in the up-down direction. The two ends of the third synchronous belt 333 are respectively sleeved and meshed on the two rollers. The lifting frame 331 is provided with a second driving motor. A second gear is installed at the driving end of the second driving motor. The second gear is meshed and connected with the second rack. When the second driving motor drives the second gear to rotate, the second gear rotates relative to the second rack, so that the lifting frame 331 moves in the front-rear direction on the second guide rail 322.

[0046] Preferably, refer to Figure 1 and Figure 3The suction cup assembly 340 includes a lifting platform 341, a lifting motor 342 and a first suction cup 351. The lifting platform 341 is slidably connected to the third guide rail 332. The lifting motor 342 is installed on the lifting frame 331. The first suction cup 351 is installed at the lower end of the lifting platform 341. The lifting platform 341 is clamped by the third synchronous belt 333. The driving end of the lifting motor 342 is installed with a third synchronous wheel, and the third synchronous wheel is meshed and connected with the third synchronous belt 333. When the lifting motor 342 drives the third synchronous wheel to rotate, the third synchronous wheel drives the third synchronous belt 333 to rotate, thereby driving the lifting platform 341 to move in the up and down directions on the third guide rail 332.

[0047] Preferably, refer to Figure 1 and Figure 3 The suction cup assembly 340 also includes a flip cylinder 360 and a second suction cup 352. The flip cylinder 360 is fixedly mounted on the lifting platform 341, and the driving end of the flip cylinder 360 is connected to the second suction cup 352. The flip cylinder 360 can switch the second suction cup 352 between the first position and the second position. When the second suction cup 352 is in the first position, the first suction cup 351 and the second suction cup 352 cooperate to suck the isolation paper 210. Figure 3 As shown, when the second suction cup 352 is located at the second position, the second suction cup 352 is located above the first suction cup 351 .

[0048] Reference Figure 3 , the first suction cup 351 includes a plurality of suction cup components, and the plurality of suction cup components are arranged in the front-to-back direction. The suction cup components include a plurality of suction cup members, and the plurality of suction cup members are arranged at intervals in the left-to-right direction. The second suction cup 352 includes a plurality of suction members, and when the second suction cup 352 is located in the second position, the plurality of suction members are arranged at intervals in the up-down direction and the suction port faces forward. When the first suction cup 351 is located in the first position, the plurality of suction members are arranged at intervals in the front-to-back direction and the suction port faces downward. When it is necessary to suck the product 101, the second suction cup 352 moves to the second position, and the first suction cup 351 is used to suck the product 101, and one suction cup member sucks one product. When it is necessary to suck the isolation paper 210, the second suction cup 352 moves to the first position, and the first suction cup 351 and the second suction cup 352 cooperate to suck the isolation paper 210 to prevent the isolation paper 210 from falling midway.

[0049] In the description of this specification, the description with reference to the term "some embodiments" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A packing machine, characterized in that: include: A conveying mechanism (100) for receiving a product (101) and arranging a plurality of the products (101) in sequence; A paper placing mechanism (200) for storing release paper (210); A stacking mechanism (220) for storing products (101); The suction cup mechanism (300) comprises a first translation assembly (310), a second translation assembly (320), a lifting assembly (330) and a suction cup assembly (340), wherein the second translation assembly (320) is slidably connected to the first translation assembly (310) in the left-right direction, the lifting assembly (330) is slidably connected to the second translation assembly (320) in the front-back direction, the suction cup assembly (340) is mounted on the lifting assembly (330), and the lifting assembly (330) can drive the suction cup assembly (340) to reciprocate in the up-down direction; With the cooperation of the first translation assembly (310), the second translation assembly (320) and the lifting assembly (330), the suction cup assembly (340) can move in the left-right direction, the up-down direction and the front-back direction, so that the suction cup assembly (340) can transfer the product (101) located on the conveying mechanism (100) to the stacking mechanism (220), and can transfer the isolation paper (210) located on the paper placing mechanism (200) to the stacking mechanism (220).

2. The case packing machine according to claim 1, characterized in that: The conveying mechanism (100) comprises a frame (110), a conveyor belt (120) rotatably connected to the frame (110), and a first driving component (130) for driving the conveyor belt (120) to rotate, wherein the conveyor belt (120) is used to carry the product (101) and drive the product (101) to move from right to left.

3. The case packing machine according to claim 2, characterized in that: A limiting portion (140) is provided at the left end of the frame (110), and the limiting portion (140) is used to prevent the product (101) from moving to the left.

4. The case packing machine according to claim 2, characterized in that: The frame (110) is provided with an adjustment mechanism (150), and the two adjustment mechanisms (150) are symmetrically arranged along the front-to-back direction. The adjustment mechanism (150) comprises a baffle (151) and an adjustment component (152), and the baffle (151) is installed on the adjustment component (152). The area between the baffles (151) of the two adjustment mechanisms (150) is a material discharge area (160), and the material discharge area (160) is used for temporarily storing the product (101). The adjustment component (152) can drive the baffle (151) to move along the front-to-back direction to adjust the width of the material discharge area (160) along the front-to-back direction.

5. The case packing machine according to claim 2, characterized in that: The frame (110) is provided with a photoelectric sensor (170), and the photoelectric sensor (170) is used to detect whether the product (101) is in place and to feed back to the suction cup mechanism (300).

6. The case packing machine according to claim 1, characterized in that: The first translation assembly (310) comprises a first support frame (311), a first guide rail (312) and a first rack; the first guide rail (312) is mounted on the first support frame (311); the first guide rail (312) and the first rack both extend in the left-right direction; and both ends of the first rack are mounted on the first support frame (311).

7. The case packing machine according to claim 6, characterized in that: The second translation assembly (320) comprises a second support frame (321), a second guide rail (322) and a second rack. The second support frame (321) is slidably connected to the first guide rail (312). The second guide rail (322) and the second rack both extend in the front-rear direction. Both ends of the second rack are mounted on the second support frame (321). The second support frame (321) is provided with a first driving motor. A first gear is mounted on the driving end of the first driving motor. The first gear is connected to the first rack.

8. The case packing machine according to claim 7, characterized in that: The lifting assembly (330) comprises a lifting frame (331), a third guide rail (332) and a third synchronous belt (333); the lifting frame (331) is slidably connected to the second guide rail (322); the third guide rail (332) and the third synchronous belt (333) both extend in the up-down direction; both ends of the third synchronous belt (333) are mounted on the lifting frame (331); the lifting frame (331) is provided with a second driving motor; a second gear is mounted on a driving end of the second driving motor; and the second gear is connected to the second rack.

9. The case packing machine according to claim 8, characterized in that: The suction cup assembly (340) comprises a lifting platform (341), a lifting motor (342) and a first suction cup (351); the lifting platform (341) is slidably connected to the third guide rail (332) and clamped on the third synchronous belt (333); the lifting motor (342) is installed on the lifting frame (331); the first suction cup (351) is installed at the lower end of the lifting platform (341); a third synchronous wheel is installed at the driving end of the lifting motor (342); and the third synchronous wheel is connected to the third synchronous belt (333).

10. The case packing machine according to claim 9, characterized in that: The suction cup assembly (340) also includes a flip cylinder (360) and a second suction cup (352), wherein the flip cylinder (360) is fixedly mounted on the lifting platform (341), and a driving end of the flip cylinder (360) is connected to the second suction cup (352); the flip cylinder (360) can switch the second suction cup (352) between a first position and a second position; when the second suction cup (352) is located at the first position, the first suction cup (351) and the second suction cup (352) cooperate to suck the isolation paper (210); when the second suction cup (352) is located at the second position, the second suction cup (352) is located above the first suction cup (351).