Positioning device for carton sealing machine

Abstract

The utility model relates to the technical field of carton sealing machines, in particular to a positioning device for a carton sealing machine, which comprises a bottom plate, two supporting frames are fixedly connected to two ends of the bottom plate, a cylindrical guide rail is fixedly connected to the interiors of the two supporting frames, a slider is slidably connected to the guide rail, a cylinder is fixedly connected to the top ends of the supporting frames, and the cylinder is fixedly connected to the bottom plate. A top plate is fixedly connected between the two sliding blocks, and one section of the top plate is fixedly connected with a motor. The positioning mechanism has the advantages that the sliding block is driven by the air cylinder, so that the position of the positioning mechanism is conveniently adjusted, labor is saved, convenience is achieved, movement of cartons on the conveying belt can be limited, deviation of the cartons is prevented, sealing of a carton sealing machine is facilitated, the carton positioning accuracy can be further improved, and production efficiency is improved. According to the carton box sealing mechanism, the carton box is prevented from being opened due to influence in the carton box sealing process, the positioning mechanism can conduct accurate positioning, it can be guaranteed that the carton box is not damaged through spring positioning, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of carton sealing machines, in particular to a positioning device for carton sealing machines. Background Art

[0002] The carton sealing machine is mainly used for carton sealing and packaging. It can be used alone or in conjunction with assembly line equipment. It can seal a single carton independently, or it can be used in conjunction with carton forming and unpacking machines, case packing machines, labeling machines, strapping machines, pallet stacking machines, conveyors and other equipment to form a packaging assembly line.

[0003] The carton sealing machine needs to accurately position the carton during operation to ensure that the carton is sealed intactly. However, the existing carton sealing machine only positions the carton from the side, so some of the carton will be opened during sealing, affecting work efficiency.

[0004] In this regard, the utility model provides a positioning device for a carton sealing machine to solve the problem. Utility Model Content

[0005] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0006] Therefore, one purpose of the present invention is to provide a positioning device for a carton sealing machine to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0007] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a positioning device for a carton sealing machine, including a base plate, two ends of the base plate are fixedly connected to two support frames, the top ends of the two support frames are fixedly connected to a cylinder, a slider is slidably connected inside the support frame, the slider is fixedly connected to the output end of the cylinder, a first circular hole is opened inside the slider, a guide rail is slidably connected inside the first circular hole, a top plate is fixedly connected between the two sliders, one end of the top plate is fixedly connected to two motors, four fixing plates are fixedly connected to the bottom of the top plate, a second circular hole is opened in the middle of the four fixing plates, a threaded screw is rotatably connected between every two of the second circular holes, two guide wheel frames are threadedly connected to the threaded screw, four third circular holes are opened on the top plate, and a spring locator is slidably connected in each of the four third circular holes.

[0008] Preferably, any of the above schemes is that the support frame is located in the middle of the two ends of the bottom plate, the guide rail is located inside the support frame, and a first circular hole is opened in the slider, and the first circular hole is slidably connected to the guide rail.

[0009] The technical effect achieved by adopting the above scheme is that the mechanism includes two symmetrically arranged support frames, which can drive the slider through the motor to conveniently adjust the position of the positioning mechanism, saving effort and being convenient.

[0010] Preferably, from any of the above schemes, two ends of the top plate are fixedly connected to the slider, the top plate is provided with four third circular holes of the same size, and the spring positioner is arranged inside the third circular holes.

[0011] Preferably, any of the above schemes comprises a spring positioner comprising a slide rail, a positioning plate is fixedly connected to the bottom of the slide rail, a spring is sleeved on the outer surface of the slide rail, and two sides of the spring are respectively in contact with the top end of the positioning plate and the bottom end of the top plate.

[0012] The technical effect achieved by adopting the above scheme is: four spring locators are installed on the top plate, which can further enhance the accuracy of carton positioning, and the spring locator can also prevent the carton from opening, and the spring locator presses down elastically rather than hard, and will not damage the carton.

[0013] Preferably, from any of the above schemes, the motor is fixedly connected to one end of the threaded screw, and two sides of the threaded screw have threads in opposite directions and at the same distance.

[0014] Preferably, any of the above schemes has a spiral hole at one end of the guide wheel frame, the spiral hole is threadedly connected to the threaded screw, and the other end of the guide wheel frame is rotatably connected to the guide wheel.

[0015] The technical effect achieved by adopting the above scheme is: when the motor starts to rotate, it drives the screw to rotate, so that the side guide wheel moves the same distance on the screw with opposite threads, so that the packaged box can always be kept in the middle of the bottom plate, which is convenient for packaging.

[0016] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0017] 1. The mechanism includes two symmetrically arranged support frames, which can drive the slider through the cylinder to conveniently adjust the position of the top plate, which is labor-saving and convenient.

[0018] 2. There are four guide wheel racks installed on the top plate, which can limit the movement of cartons on the conveyor belt to prevent them from running off the track, making it easier for the carton sealing machine to seal.

[0019] 3. In addition, four spring positioners are installed on the top plate to further enhance the accuracy of carton positioning. The spring positioners can press the covers on both sides together before sealing the carton to prevent the carton from being affected and opened during the sealing process.

[0020] 4. It can not only accurately position, but also solve the problem that the existing carton sealing machine cannot accurately position. The spring positioning is elastic downward pressure rather than hard downward pressure, which will not damage the carton and improve efficiency.

[0021] 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

[0022] 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:

[0023] Figure 1 It is a schematic diagram of the overall structure according to an embodiment of the utility model;

[0024] Figure 2 It is a schematic diagram of the support frame structure according to an embodiment of the utility model;

[0025] Figure 3 Schematic diagram of the structure of a spring positioner according to an embodiment of the utility model.

[0026] In the figure: 1-bottom plate, 2-support frame, 21-guide rail, 22-slider, 3-cylinder, 4-top plate, 5-motor, 6-fixed plate, 7-screw rod, 8-side guide wheel, 9-spring positioner, 91-slide rail, 92-positioning plate, 93-spring. DETAILED DESCRIPTION

[0027] like Figures 1 to 3 As shown, a positioning device for a carton sealing machine includes a bottom plate 1, two ends of the bottom plate 1 are fixedly connected to two support frames 2, the top ends of the two support frames 2 are fixedly connected to a cylinder 3, a slider 22 is slidably connected inside the support frame 2, the slider 22 is fixedly connected to the output end of the cylinder 3, a first circular hole is opened inside the slider 22, a guide rail 21 is slidably connected inside the first circular hole, a top plate 4 is fixedly connected between the two sliders 22, one end of the top plate 4 is fixedly connected to two motors 5, four fixed plates 6 are fixedly connected to the bottom of the top plate 4, second circular holes are opened in the middle of the four fixed plates 6, a threaded screw 7 is rotatably connected between every two second circular holes, two guide wheel frames 8 are threadedly connected to the threaded screw 7, four third circular holes are opened on the top plate 4, and a spring positioner 9 is slidably connected to each of the four third circular holes.

[0028] As a preferred technical solution of the utility model: the support frame 2 is located in the middle of the two ends of the bottom plate 1, the guide rail 21 is located inside the support frame 2, and a first circular hole is opened in the slider 22, and the first circular hole is slidably connected to the guide rail 21.

[0029] As a preferred technical solution of the utility model: both ends of the top plate 4 are fixedly connected to the slider 22, the top plate 4 is provided with four third circular holes of the same size, and the spring positioner 9 is arranged inside the third circular holes.

[0030] As a preferred technical solution of the utility model: the spring positioner 9 includes a slide rail 91, the bottom of the slide rail 91 is fixedly connected to a positioning plate 92, the outer surface of the slide rail 91 is sleeved with a spring 93, and the two sides of the spring 93 are respectively in contact with the top end of the positioning plate 92 and the bottom end of the top plate 4.

[0031] As a preferred technical solution of the utility model: the motor 5 is fixedly connected to one end of the threaded screw 7, and the two sides of the threaded screw 7 have threads in opposite directions and the same distance.

[0032] As a preferred technical solution of the utility model: a spiral hole is opened at one end of the guide wheel frame 8, the spiral hole is threadedly connected to the threaded screw 7, and the other end of the guide wheel frame 8 is rotatably connected to the guide wheel.

[0033] A positioning device for a carton sealing machine, the working principle is as follows:

[0034] 1) The cylinder 3 on the support frame 2 drives the slider 22 to move, so that the top plate 4 reaches a suitable position. Secondly, the motor 5 drives the screw 7 with opposite threads to rotate, so that the two side guide wheels 8 on the screw move the same distance to the middle. When the side guide wheels 8 touch the side of the carton, the sensor receives a signal to stop moving, limiting the movement of the cartons on the conveyor belt to prevent them from running off, so as to facilitate the sealing machine to seal;

[0035] 2) When the top plate 4 descends, the spring positioner 9 of the upper positioning mechanism contacts the opening of the carton and presses it to a specified position, so that the opening of the carton is completely closed to prevent the carton from opening due to influence during transportation, and then packaging is performed.

[0036] Compared with the prior art, the present invention has the following beneficial effects:

[0037] 1. The mechanism includes two symmetrically arranged support frames 2, which can drive the slider 22 through the cylinder 3 to conveniently adjust the position of the top plate 4, which is labor-saving and convenient.

[0038] 2. A guide wheel frame 8 is provided. Four guide wheel frames 8 are installed on the top plate to limit the movement of cartons on the conveyor belt and prevent them from running off the track, making it easier for the carton sealing machine to seal.

[0039] 3. In addition, four spring positioners 9 are installed on the top plate to further enhance the accuracy of carton positioning. The spring positioners 9 can press the cover plates on both sides together before sealing the carton to prevent the carton from being affected and opened during the sealing process.

[0040] 4. It can not only accurately position, but also solve the problem that the existing carton sealing machine cannot accurately position. The spring positioning is elastic downward pressure rather than hard downward pressure, which will not damage the carton and improve efficiency.

Claims

1. A positioning device for a carton sealing machine, characterized in that: The invention comprises a bottom plate (1), two ends of the bottom plate (1) are fixedly connected to two support frames (2), the top ends of the two support frames (2) are fixedly connected to a cylinder (3), a slider (22) is slidably connected inside the support frame (2), the slider (22) is fixedly connected to the output end of the cylinder (3), a first circular hole is provided inside the slider (22), a guide rail (21) is slidably connected inside the first circular hole, a top plate (4) is fixedly connected between the two sliders (22), one end of the top plate (4) is fixedly connected to two motors (5), four fixing plates (6) are fixedly connected to the bottom of the top plate (4), a second circular hole is provided in the middle of the four fixing plates (6), a threaded screw rod (7) is rotatably connected between every two of the second circular holes, two guide wheel frames (8) are threadedly connected to the threaded screw rod (7), four third circular holes are provided on the top plate (4), and a spring positioner (9) is slidably connected to each of the four third circular holes.

2. A positioning device for a carton sealing machine according to claim 1, characterized in that: The support frame (2) is located in the middle of the two ends of the bottom plate (1), the guide rail (21) is located inside the support frame (2), and a first circular hole is opened in the sliding block (22), and the first circular hole is slidably connected to the guide rail (21).

3. A positioning device for a carton sealing machine according to claim 2, characterized in that: The two ends of the top plate (4) are fixedly connected to the slider (22), the top plate (4) is provided with four third circular holes of the same size, and the spring positioner (9) is arranged inside the third circular holes.

4. A positioning device for a carton sealing machine according to claim 3, characterized in that: The spring positioner (9) comprises a slide rail (91), the bottom of which is fixedly connected to a positioning plate (92), the outer surface of which is sleeved with a spring (93), and the two sides of the spring (93) are respectively in contact with the top end of the positioning plate (92) and the bottom end of the top plate (4).

5. A positioning device for a carton sealing machine according to claim 4, characterized in that: The motor (5) is fixedly connected to one end of a threaded screw (7), and two sides of the threaded screw (7) have threads in opposite directions and at the same distance.

6. A positioning device for a carton sealing machine according to claim 5, characterized in that: One end of the guide wheel frame (8) is provided with a spiral hole, the spiral hole is threadedly connected to the threaded screw rod (7), and the other end of the guide wheel frame (8) is rotatably connected to a guide wheel.

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