A positioning roller table for a carton sealing machine

Abstract

The present invention discloses a positioning roller table for a carton sealing machine, comprising a frame, a conveying unit, a first positioning mechanism, a box clamping unit and an auxiliary box clamping unit; the conveying unit is arranged on the frame, the first positioning mechanism is arranged on the frame, and the first positioning mechanism is used to detect the position of a box body; the box clamping unit is arranged on the frame, and the auxiliary box clamping unit is arranged on the frame and opposite to the box clamping unit; the box clamping unit and the auxiliary box clamping unit cooperate to clamp the box body; the present application aims to provide a positioning roller table for a carton sealing machine, which is convenient for positioning the box body along the width direction and conveying direction of the conveying unit.

Description

Technical Field

[0001] The invention relates to the technical field of box edge sealing equipment, and in particular to a positioning roller table for a box sealing machine. Background Art

[0002] The existing box packaging work is generally done manually by workers, which is inefficient. During the work process, workers need to constantly repeat the same work mechanically, such as repeatedly positioning the box, which can easily cause fatigue, resulting in mistakes and affecting production efficiency.

[0003] In existing box sealing production lines, the conveyor line generally only has the positioning function along the conveying direction. During the box conveying process, the position of the box is fixed by controlling the start and stop of the conveyor line. When sealing the edge of the box, it is necessary not only to position the box along the conveying direction, but also to fix the box along the width direction of the conveyor line. Summary of the invention

[0004] The object of the present invention is to provide a positioning roller table for a carton sealing machine, which is convenient for positioning a carton along the width direction and the conveying direction of a conveying unit.

[0005] To achieve this object, the present invention adopts the following technical solution: a positioning roller table for a carton sealing machine, comprising a frame, a conveying unit, a first positioning mechanism, a carton clamping unit and an auxiliary carton clamping unit;

[0006] The conveying unit is arranged on the frame, the first positioning mechanism is arranged on the frame, and the first positioning mechanism is used to detect the position of the box body; the box clamping unit is arranged on the frame, and the auxiliary box clamping unit is arranged on the frame and opposite to the box clamping unit; the box clamping unit and the auxiliary box clamping unit cooperate to clamp the box body.

[0007] Preferably, the auxiliary box unit comprises an auxiliary box mounting frame, an auxiliary box lifting cylinder, an auxiliary box connecting frame and an auxiliary side guard mechanism, the auxiliary box mounting frame is arranged on the frame, two auxiliary box lifting cylinders are arranged at intervals on the auxiliary box mounting frame, the auxiliary box connecting frame is arranged at the output ends of the two auxiliary box lifting cylinders, a plurality of auxiliary side guard mechanisms are arranged, each of which is arranged on the auxiliary box connecting frame, and each of which is spaced apart along the length direction of the auxiliary box connecting frame;

[0008] The auxiliary box clamping lifting cylinder is in a retracted state, and the upper end of the auxiliary side guard mechanism is lower than the conveying plane of the conveying unit; the auxiliary box clamping lifting cylinder is in an extended state, and the upper end of the auxiliary side guard mechanism is higher than the conveying plane of the conveying unit.

[0009] Preferably, the auxiliary side guard mechanism includes a side guard mounting seat, a side guard rotating cylinder, a side guard connecting seat and a side guard rotating seat, the side guard mounting seat is arranged on the auxiliary clamp box connecting frame, the side guard rotating cylinder is arranged on the side guard mounting seat, one end of the side guard connecting seat is connected to the output end of the side guard rotating cylinder, the other end of the side guard connecting seat is connected to the side guard rotating seat, and the side guard rotating seat is hinged to the auxiliary clamp box connecting frame.

[0010] Preferably, the first positioning mechanism includes a first positioning sensing switch, a first mounting plate, a first positioning lifting portion, a first positioning guide seat, a first positioning guide rod and a first positioning baffle;

[0011] The first positioning sensing switch is arranged on the frame, the first mounting plate is arranged on the frame along the width direction of the conveying unit, the first positioning lifting part is arranged on the first mounting plate along the vertical direction, the lower end of the first positioning baffle is connected to the output end of the first positioning lifting part, the first positioning guide seat is arranged on the first mounting plate along the vertical direction, one end of the first positioning guide rod is connected to the first positioning baffle, and the other end of the first positioning guide rod is movably passed through the first positioning guide seat.

[0012] Preferably, the first positioning mechanism also includes a second positioning sensing switch, which is arranged on the frame; the first positioning lifting part includes a first positioning lifting cylinder and a second positioning lifting cylinder, the first positioning lifting cylinder and the second positioning lifting cylinder are both arranged in a vertical direction, and the output end of the first positioning lifting cylinder is connected to the output end of the second positioning lifting cylinder; the first positioning lifting cylinder is connected to the lower end of the first positioning baffle, and the second positioning lifting cylinder is connected to the first mounting plate.

[0013] Preferably, it also includes an auxiliary roller assembly, which includes an auxiliary mounting seat, an auxiliary connecting rod, an auxiliary mounting hole and an auxiliary roller. Two auxiliary mounting seats are provided, and the two auxiliary mounting seats are arranged on the first mounting plate at intervals along the width direction of the conveying unit. Two auxiliary connecting rods are provided, and the auxiliary mounting hole is arranged at the upper ends of the two auxiliary connecting rods. One end of the two auxiliary connecting rods is connected to the auxiliary mounting seat, and the other end of the two auxiliary connecting rods is connected to the auxiliary roller through the corresponding auxiliary mounting holes.

[0014] Preferably, a second positioning mechanism is provided at the conveying rear end of the conveying unit; the second positioning mechanism includes a third positioning sensing switch, a second mounting plate, a second positioning lifting part, a second positioning guide seat, a second positioning guide rod and a second positioning baffle, the third positioning sensing switch is arranged on the frame, and the output end of the third positioning sensing switch is opposite to the box body, the second mounting plate is arranged on the frame along the width direction of the conveying unit, the second positioning lifting part is arranged on the second mounting plate along the vertical direction, the lower end of the second positioning baffle is connected with the output end of the first positioning lifting part, the second positioning guide seat is arranged on the second mounting plate, one end of the second positioning guide rod is connected with the second positioning baffle, and the other end of the second positioning guide rod is movably passed through the second positioning guide seat.

[0015] Preferably, the box clamping unit comprises a box clamping drive assembly and a clamping claw assembly, and the box clamping drive assembly comprises a box clamping mounting frame, a box clamping rotating shaft, a box clamping drive motor and a box clamping belt group;

[0016] The box clamping mounting frames are provided with two, and the two box clamping mounting frames are spaced apart on the frame along the width direction of the conveying unit, the box clamping rotating shafts are provided with two, and the two box clamping rotating shafts are rotatably provided on the box clamping mounting frames, the box clamping driving motor is provided on one of the box clamping mounting frames, and the output end of the box clamping driving motor is connected to the corresponding box clamping rotating shaft, the box clamping belt group is provided between the two box clamping rotating shafts, and the box clamping belt group is connected to the clamping claw assembly.

[0017] Preferably, the clamping jaw assembly comprises a clamping jaw guide portion, a clamping jaw connecting frame, a clamping jaw guide seat, a clamping jaw lifting rod, a clamping jaw cylinder, a clamping jaw fixing frame and a clamping jaw;

[0018] The two jaw guide parts are provided with two, and the two jaw guide parts are located on both sides of the clamp box driving assembly, the jaw connecting frame is installed on the two jaw guide parts, and the jaw connecting frame is connected to the clamp box belt group, the jaw guide seat is arranged on the jaw connecting frame in the vertical direction, the jaw lifting rod is slidably arranged on the jaw guide seat, the jaw cylinder is arranged on the jaw connecting frame in the vertical direction, the output end of the jaw cylinder is connected to the jaw fixing frame, and a plurality of jaws are provided, and each of the jaws is arranged at intervals along the length direction of the jaw fixing frame.

[0019] Preferably, the conveying unit includes a conveying motor, a conveying driving wheel, a conveying driven wheel, a conveying transmission belt and a conveying roller. A plurality of conveying rollers are provided, and the plurality of conveying rollers are arranged at intervals in the horizontal direction on the frame. The upper end surfaces of the plurality of conveying rollers cooperate to form a conveying end surface. The conveying motor is arranged on the frame, the conveying driving wheel is arranged at the output end of the conveying motor, the conveying driven wheel is arranged on the conveying roller, and the conveying transmission belt is wound between the conveying driving wheel and the conveying driven wheel.

[0020] The present application adopts the above structure, and the box is transported by the transport unit. When the box moves and is detected by the first positioning mechanism, the first positioning mechanism plays a positioning role, and the box clamping unit and the auxiliary box clamping unit cooperate to align the box, so that one side of the box is attached to the auxiliary box clamping unit, which is convenient for the box to be edge-sealed. The present application can align the boxes during the transportation process, so that the position of each transported box remains neat, which is convenient for the box to be transported and edge-sealed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings further illustrate the present invention, but the contents in the accompanying drawings do not constitute any limitation to the present invention.

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0023] Figure 2 It is one of the three-dimensional structural schematic diagrams of the present invention with part of the frame removed;

[0024] Figure 3 This is the second schematic diagram of the three-dimensional structure of the present invention with part of the frame removed;

[0025] Figure 4 It is a schematic diagram of the three-dimensional structure of the auxiliary clamping box unit of the present invention;

[0026] Figure 5 It is a structural schematic diagram of the auxiliary side guard mechanism of the present invention;

[0027] Figure 6 is a schematic diagram of the three-dimensional structure of the first positioning mechanism of the present invention;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the clamping box unit of the present invention.

[0029] Wherein: frame 1, conveying unit 2, conveying motor 21, conveying belt 22, conveying roller 23;

[0030] A first positioning mechanism 3, a first positioning sensing switch 31, a first mounting plate 32, a first positioning lifting part 33, a first positioning lifting cylinder 331, a second positioning lifting cylinder 332, a first positioning guide seat 34, a first positioning guide rod 35, and a first positioning baffle 36;

[0031] The clamping box unit 4, the clamping box driving assembly 41, the clamping box mounting frame 411, the clamping box rotating shaft 412, the clamping box driving motor 413, the clamping box belt group 414, the clamping claw assembly 42, the clamping claw guide part 421, the clamping claw connecting frame 422, the clamping claw guide seat 423, the clamping claw lifting rod 424, the clamping claw cylinder 425, the clamping claw fixing frame 426, and the clamping claw 427;

[0032] Auxiliary clamping box unit 5, auxiliary clamping box mounting frame 51, auxiliary clamping box lifting cylinder 52, auxiliary clamping box connecting frame 53, auxiliary side guard mechanism 54, side guard mounting seat 541, side guard rotating cylinder 542, side guard connecting seat 543, side guard rotating seat 544;

[0033] Auxiliary roller assembly 6, auxiliary mounting seat 61, auxiliary connecting rod 62, auxiliary roller 63;

[0034] The second positioning mechanism 7. DETAILED DESCRIPTION

[0035] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0036] In the description of the present invention, it is necessary to understand that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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.

[0037] See also Figures 1 to 7 As shown, a positioning roller table for a carton sealing machine in this embodiment includes a frame 1, a conveying unit 2, a first positioning mechanism 3, a carton clamping unit 4 and an auxiliary carton clamping unit 5;

[0038] The conveying unit 2 is arranged on the frame 1, the first positioning mechanism 3 is arranged on the frame 1, and the first positioning mechanism 3 is used to detect the position of the box body; the box clamping unit 4 is arranged on the frame 1, and the auxiliary box clamping unit 5 is arranged on the frame 1 and opposite to the box clamping unit 4; the box clamping unit 4 and the auxiliary box clamping unit 5 cooperate to clamp the box body.

[0039] With this structure, the box is transported by the transport unit 2. When the box moves and is detected by the first positioning mechanism 3, the first positioning mechanism 3 plays a positioning role, and the box clamping unit 4 and the auxiliary box clamping unit 5 cooperate to align the box, so that one side of the box is attached to the auxiliary box clamping unit 5, which is convenient for edge sealing of the box. The present application can align the boxes during the transportation process, so that the position of each transported box remains neat, which is convenient for transporting the box and performing edge sealing.

[0040] Preferably, the auxiliary clamping box unit 5 comprises an auxiliary clamping box mounting frame 51, an auxiliary clamping box lifting cylinder 52, an auxiliary clamping box connecting frame 53 and an auxiliary side guard mechanism 54, the auxiliary clamping box mounting frame 51 is arranged on the frame 1, two auxiliary clamping box lifting cylinders 52 are arranged, and the two auxiliary clamping box lifting cylinders 52 are arranged at intervals on the auxiliary clamping box mounting frame 51, the auxiliary clamping box connecting frame 53 is arranged at the output ends of the two auxiliary clamping box lifting cylinders 52, and a plurality of auxiliary side guard mechanisms 54 are arranged, each of which is arranged on the auxiliary clamping box connecting frame 53, and each of the auxiliary side guard mechanisms 54 is spaced apart along the length direction of the auxiliary clamping box connecting frame 53;

[0041] The auxiliary box clamping lifting cylinder 52 is in a retracted state, and the upper end of the auxiliary side guard mechanism 54 is lower than the conveying plane of the conveying unit 2; the auxiliary box clamping lifting cylinder 52 is in an extended state, and the upper end of the auxiliary side guard mechanism 54 is higher than the conveying plane of the conveying unit 2.

[0042] With this structure, the auxiliary box clamping connecting frame 53 and the auxiliary side guard mechanism 54 are driven to rise or fall by the auxiliary box clamping lifting cylinder 52. After the auxiliary side guard mechanism 54 rises, the upper end of the auxiliary side guard mechanism 54 passes through the conveying unit 2. Driven by the box clamping unit 4, the box body is pushed until the side of the box body abuts against the auxiliary side guard mechanism 54.

[0043] Preferably, the auxiliary side guard mechanism 54 includes a side guard mounting seat 541, a side guard rotating cylinder 542, a side guard connecting seat 543 and a side guard rotating seat 544, the side guard mounting seat 541 is arranged on the auxiliary clamping box connecting frame 53, the side guard rotating cylinder 542 is arranged on the side guard mounting seat 541, one end of the side guard connecting seat 543 is connected to the output end of the side guard rotating cylinder 542, the other end of the side guard connecting seat 543 is connected to the side guard rotating seat 544, and the side guard rotating seat 544 is hinged to the auxiliary clamping box connecting frame 53.

[0044] In this embodiment, the shape of the side guard rotating seat 544 is an L-shaped structure, the side guard connecting seat 543 is connected to one end of the side guard rotating seat 544, the middle part of the side guard rotating seat 544 is hinged to the side guard mounting seat 541, and the side guard rotating cylinder 542 drives the side guard rotating seat 544 to rotate through the side guard connecting seat 543, so that one side of the side guard rotating seat 544 is erected or flattened. In the erected state, the side guard rotating seat 544 cooperates with the box clamping mechanism to align the box body. In the flattened state, the side guard rotating seat 544 is retracted to the bottom of the conveying unit 2 without affecting the conveying of the conveying unit 2.

[0045] Preferably, the first positioning mechanism 3 includes a first positioning sensing switch 31, a first mounting plate 32, a first positioning lifting portion 33, a first positioning guide seat 34, a first positioning guide rod 35 and a first positioning baffle 36;

[0046] The first positioning sensing switch 31 is arranged on the frame 1, the first mounting plate 32 is arranged on the frame 1 along the width direction of the conveying unit 2, the first positioning lifting part 33 is arranged on the first mounting plate 32 along the vertical direction, the lower end of the first positioning baffle 36 is connected to the output end of the first positioning lifting part 33, the first positioning guide seat 34 is arranged on the first mounting plate 32 along the vertical direction, one end of the first positioning guide rod 35 is connected to the first positioning baffle 36, and the other end of the first positioning guide rod 35 is movably penetrated through the first positioning guide seat 34.

[0047] With this structure, the first positioning sensor switch 31 is set on the frame 1. When the box is transported on the conveying unit 2 and passes the first positioning sensor switch 31, the first positioning lifting part 33 drives the first positioning baffle 36 to rise, and the first positioning baffle 36 blocks the box, which is convenient for fixing and edge sealing the box. The first positioning guide rod 35 and the first positioning guide seat 34 cooperate to play a good guiding role.

[0048] Preferably, the first positioning mechanism 3 also includes a second positioning sensing switch, which is arranged on the frame 1; the first positioning lifting part 33 includes a first positioning lifting cylinder 331 and a second positioning lifting cylinder 332, the first positioning lifting cylinder 331 and the second positioning lifting cylinder 332 are both arranged in a vertical direction, and the output end of the first positioning lifting cylinder 331 is connected to the output end of the second positioning lifting cylinder 332; the first positioning lifting cylinder 331 is connected to the lower end of the first positioning baffle 36, and the second positioning lifting cylinder 332 is connected to the first mounting plate 32.

[0049] With this structure, the first positioning sensing switch 31 and the second positioning sensing switch cooperate to perform secondary detection, and at the same time cooperate with the first positioning lifting cylinder 331 and the second positioning lifting cylinder 332 to perform secondary lifting. In the first lifting state, the output end of the first positioning lifting cylinder 331 or the second positioning lifting cylinder 332 is extended or shortened, and in the second lifting state, the output end of the first positioning lifting cylinder 331 or the second positioning lifting cylinder 332 is extended or shortened at the same time, which can complete the adjustment of the first positioning baffle 36 to different heights, and is convenient for adapting to different scene requirements.

[0050] Preferably, it also includes an auxiliary roller assembly 6, which includes an auxiliary mounting seat 61, an auxiliary connecting rod 62, an auxiliary mounting hole and an auxiliary roller 63. Two auxiliary mounting seats 61 are provided, and the two auxiliary mounting seats 61 are spaced apart on the first mounting plate 32 along the width direction of the conveying unit 2. Two auxiliary connecting rods 62 are provided, and the auxiliary mounting hole is provided at the upper ends of the two auxiliary connecting rods 62. One end of the two auxiliary connecting rods 62 is connected to the auxiliary mounting seat 61, and the other end of the two auxiliary connecting rods 62 is connected to the auxiliary roller 63 through the corresponding auxiliary mounting hole.

[0051] With this structure, during transportation, the upper end of the auxiliary roller 63 rolls in contact with the lower surface of the box body, which can play a transition role, support the box body, and prevent the box body from getting stuck at the first positioning mechanism 3.

[0052] Preferably, a second positioning mechanism 7 is provided at the conveying rear end of the conveying unit 2; the second positioning mechanism 7 includes a third positioning sensing switch, a second mounting plate, a second positioning lifting part, a second positioning guide seat, a second positioning guide rod and a second positioning baffle, the third positioning sensing switch is arranged on the frame 1, and the output end of the third positioning sensing switch is opposite to the box body, the second mounting plate is arranged on the frame 1 along the width direction of the conveying unit 2, the second positioning lifting part is arranged on the second mounting plate along the vertical direction, the lower end of the second positioning baffle is connected to the output end of the first positioning lifting part, the second positioning guide seat is arranged on the second mounting plate, one end of the second positioning guide rod is connected to the second positioning baffle, and the other end of the second positioning guide rod is movably passed through the second positioning guide seat.

[0053] With this structure, through the cooperation of the second positioning lifting part and the second positioning baffle, without rotating the direction of the box body, the box body is limited by the first positioning mechanism 3, and then the edge sealing work is performed on one side of the box body, and then the box body is limited again by the second positioning mechanism 7, and then the edge sealing work is performed on the other side of the box body. The edge sealing work of the two opposite sides of the box body is completed on the same conveying unit 2, which reduces the number of production lines and reduces the occupied space.

[0054] Preferably, the box clamping unit 4 includes a box clamping driving assembly 41 and a clamping claw assembly 42, and the box clamping driving assembly 41 includes a box clamping mounting frame 411, a box clamping rotating shaft 412, a box clamping driving motor 413 and a box clamping belt assembly 414;

[0055] There are two box clamping mounting frames 411, and the two box clamping mounting frames 411 are arranged on the frame 1 at intervals along the width direction of the conveying unit 2. There are two box clamping rotating shafts 412, and the two box clamping rotating shafts 412 are rotatably arranged on the box clamping mounting frames 411. The box clamping driving motor 413 is arranged on one of the box clamping mounting frames 411, and the output end of the box clamping driving motor 413 is connected to the corresponding box clamping rotating shaft 412. The box clamping belt group 414 is arranged between the two box clamping rotating shafts 412, and the box clamping belt group 414 is connected to the clamping claw assembly 42.

[0056] With this structure, the box clamping drive motor 413, the box clamping rotating shaft 412 and the box clamping belt group 414 cooperate to drive the clamping jaw assembly 42 to move along the width direction of the conveying unit 2. While moving, the clamping jaw assembly 42 aligns the boxes to facilitate glue spraying and edge sealing.

[0057] Preferably, the clamping jaw assembly 42 includes a clamping jaw guide portion 421, a clamping jaw connecting frame 422, a clamping jaw guide seat 423, a clamping jaw lifting rod 424, a clamping jaw cylinder 425, a clamping jaw fixing frame 426 and a clamping jaw 427;

[0058] The two clamping jaw guide parts 421 are provided, and the two clamping jaw guide parts 421 are located on both sides of the clamping box driving assembly 41, the clamping jaw connecting frame 422 is installed on the two clamping jaw guide parts 421, and the clamping jaw connecting frame 422 is connected to the clamping box belt group 414, the clamping jaw guide seat 423 is arranged on the clamping jaw connecting frame 422 along the vertical direction, the clamping jaw lifting rod 424 is slidably arranged on the clamping jaw guide seat 423, the clamping jaw cylinder 425 is arranged on the clamping jaw connecting frame 422 along the vertical direction, and the output end of the clamping jaw cylinder 425 is connected to the clamping jaw fixing frame 426, and a plurality of clamping jaws 427 are provided, and each of the clamping jaws 427 is arranged at intervals along the length direction of the clamping jaw fixing frame 426.

[0059] In this embodiment, the clamping claw guide part 421 includes a bracket, a guide connecting rod and a slide seat, the bracket is installed on the frame 1, the guide connecting rod is installed on the bracket, and the slide seat is slidably sleeved on the guide connecting rod, which plays a good guiding role. The output end of the clamping claw cylinder 425 drives the clamping claw fixing frame 426 to rise or fall, thereby driving the clamping claw 427, so that the upper end of the clamping claw 427 is raised to the upper side of the conveying end surface of the conveying unit 2. At the same time, driven by the box clamping belt group 414, the upper end of the clamping claw 427 cooperates with the auxiliary box clamping unit 5 to tidy up the box body, so that the side of the box body is close to one side of the auxiliary box clamping unit 5, which is convenient for sealing the side of the box body.

[0060] Preferably, the conveying unit 2 includes a conveying motor 21, a conveying driving wheel, a conveying driven wheel, a conveying transmission belt 22 and a conveying roller 23. A plurality of conveying rollers 23 are provided, and the plurality of conveying rollers 23 are arranged at intervals in the horizontal direction on the frame 1. The upper end surfaces of the plurality of conveying rollers 23 cooperate to form a conveying end surface. The conveying motor 21 is arranged on the frame 1, the conveying driving wheel is arranged at the output end of the conveying motor 21, the conveying driven wheel is arranged on the conveying roller 23, and the conveying transmission belt 22 is wound between the conveying driving wheel and the conveying driven wheel.

[0061] With this structure, the conveying motor 21 drives the conveying roller 23 to rotate through the conveying driving wheel, the conveying driven wheel and the conveying transmission belt 22, so that the conveying roller 23 keeps rotating stably, so that the box can be conveyed at a stable speed.

[0062] The technical principle of the present invention is described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the present invention and cannot be interpreted as limiting the scope of protection of the present invention in any way. Based on the explanations herein, those skilled in the art can associate other specific implementations of the present invention without paying creative labor, and these methods will fall within the scope of protection of the present invention.

Claims

1. A positioning roller table for a carton sealing machine, characterized in that: It includes a frame, a conveying unit, a first positioning mechanism, a box clamping unit and an auxiliary box clamping unit; The conveying unit is arranged on the frame, the first positioning mechanism is arranged on the frame, the first positioning mechanism comprises a first positioning sensing switch, a first mounting plate, a first positioning lifting part, a first positioning guide seat, a first positioning guide rod and a first positioning baffle; the first positioning sensing switch is arranged on the frame, the first mounting plate is arranged on the frame along the width direction of the conveying unit, the first positioning lifting part is arranged on the first mounting plate along the vertical direction, the lower end of the first positioning baffle is connected to the output end of the first positioning lifting part, the first positioning guide seat is arranged on the first mounting plate along the vertical direction, one end of the first positioning guide rod is connected to the first positioning baffle, the other end of the first positioning guide rod is movably penetrated in the first positioning guide seat, and the first positioning mechanism is used to detect the position of the box; The box clamping unit is arranged on the frame, and the auxiliary box clamping unit is arranged on the frame and opposite to the box clamping unit; the box clamping unit and the auxiliary box clamping unit cooperate to clamp the box body; The auxiliary box unit comprises an auxiliary box mounting frame, an auxiliary box lifting cylinder, an auxiliary box connecting frame and an auxiliary side guard mechanism; the auxiliary box mounting frame is arranged on the frame, two auxiliary box lifting cylinders are arranged, and the two auxiliary box lifting cylinders are arranged at intervals on the auxiliary box mounting frame, the auxiliary box connecting frame is arranged at the output ends of the two auxiliary box lifting cylinders, and a plurality of auxiliary side guard mechanisms are arranged, each of which is arranged on the auxiliary box connecting frame, and each of which is spaced apart along the length direction of the auxiliary box connecting frame; the auxiliary side guard mechanism comprises a side guard mounting frame A mounting seat, a side guard rotating cylinder, a side guard connecting seat and a side guard rotating seat, wherein the side guard mounting seat is arranged on the auxiliary clamping box connecting frame, the side guard rotating cylinder is arranged on the side guard mounting seat, one end of the side guard connecting seat is connected to the output end of the side guard rotating cylinder, the other end of the side guard connecting seat is connected to the side guard rotating seat, and the side guard rotating seat is hinged to the auxiliary clamping box connecting frame; when the auxiliary clamping box lifting cylinder is in a retracted state, the upper end of the auxiliary side guard mechanism is lower than the conveying plane of the conveying unit; when the auxiliary clamping box lifting cylinder is in an extended state, the upper end of the auxiliary side guard mechanism is higher than the conveying plane of the conveying unit.

2. A positioning roller table for a carton sealing machine according to claim 1, characterized in that: The first positioning mechanism also includes a second positioning sensing switch, which is arranged on the frame; the first positioning lifting part includes a first positioning lifting cylinder and a second positioning lifting cylinder, the first positioning lifting cylinder and the second positioning lifting cylinder are both arranged in a vertical direction, and the output end of the first positioning lifting cylinder is connected to the output end of the second positioning lifting cylinder; the first positioning lifting cylinder is connected to the lower end of the first positioning baffle, and the second positioning lifting cylinder is connected to the first mounting plate.

3. A positioning roller table for a carton sealing machine according to claim 2, characterized in that: It also includes an auxiliary roller assembly, which includes an auxiliary mounting seat, an auxiliary connecting rod, an auxiliary mounting hole and an auxiliary roller. Two auxiliary mounting seats are provided, and the two auxiliary mounting seats are spaced apart on the first mounting plate along the width direction of the conveying unit. Two auxiliary connecting rods are provided, and the auxiliary mounting hole is provided at the upper ends of the two auxiliary connecting rods. One end of the two auxiliary connecting rods is connected to the auxiliary mounting seat, and the other end of the two auxiliary connecting rods is connected to the auxiliary roller through the corresponding auxiliary mounting holes.

4. The positioning roller table for a carton sealing machine according to claim 1, characterized in that: A second positioning mechanism is provided at the conveying rear end of the conveying unit; the second positioning mechanism includes a third positioning sensing switch, a second mounting plate, a second positioning lifting part, a second positioning guide seat, a second positioning guide rod and a second positioning baffle, the third positioning sensing switch is arranged on the frame, and the output end of the third positioning sensing switch is opposite to the box body, the second mounting plate is arranged on the frame along the width direction of the conveying unit, the second positioning lifting part is arranged on the second mounting plate along the vertical direction, the lower end of the second positioning baffle is connected with the output end of the first positioning lifting part, the second positioning guide seat is arranged on the second mounting plate, one end of the second positioning guide rod is connected with the second positioning baffle, and the other end of the second positioning guide rod is movably penetrated through the second positioning guide seat.

5. The positioning roller table for a carton sealing machine according to claim 1, characterized in that: The clamping box unit comprises a clamping box driving assembly and a clamping claw assembly, and the clamping box driving assembly comprises a clamping box mounting frame, a clamping box rotating shaft, a clamping box driving motor and a clamping box belt group; The box clamping mounting frames are provided with two, and the two box clamping mounting frames are spaced apart on the frame along the width direction of the conveying unit, the box clamping rotating shafts are provided with two, and the two box clamping rotating shafts are rotatably provided on the box clamping mounting frames, the box clamping driving motor is provided on one of the box clamping mounting frames, and the output end of the box clamping driving motor is connected to the corresponding box clamping rotating shaft, the box clamping belt group is provided between the two box clamping rotating shafts, and the box clamping belt group is connected to the clamping claw assembly.

6. A positioning roller table for a carton sealing machine according to claim 5, characterized in that: The clamping jaw assembly comprises a clamping jaw guide portion, a clamping jaw connecting frame, a clamping jaw guide seat, a clamping jaw lifting rod, a clamping jaw cylinder, a clamping jaw fixing frame and a clamping jaw; The two jaw guide parts are provided with two, and the two jaw guide parts are located on both sides of the clamp box driving assembly, the jaw connecting frame is installed on the two jaw guide parts, and the jaw connecting frame is connected to the clamp box belt group, the jaw guide seat is arranged on the jaw connecting frame in the vertical direction, the jaw lifting rod is slidably arranged on the jaw guide seat, the jaw cylinder is arranged on the jaw connecting frame in the vertical direction, the output end of the jaw cylinder is connected to the jaw fixing frame, and a plurality of jaws are provided, and each of the jaws is arranged at intervals along the length direction of the jaw fixing frame.

7. The positioning roller table for a carton sealing machine according to claim 1, characterized in that: The conveying unit includes a conveying motor, a conveying driving wheel, a conveying driven wheel, a conveying transmission belt and a conveying roller. A plurality of conveying rollers are provided, and the plurality of conveying rollers are arranged on the frame at intervals in the horizontal direction. The upper end surfaces of the plurality of conveying rollers cooperate to form a conveying end surface. The conveying motor is arranged on the frame, the conveying driving wheel is arranged at the output end of the conveying motor, the conveying driven wheel is arranged on the conveying roller, and the conveying transmission belt is wound between the conveying driving wheel and the conveying driven wheel.

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