Belt shearing and positioning mechanism of belt bundling machine

Abstract

The utility model provides a belt shearing and positioning mechanism of a belt bundling machine. The belt shearing and positioning mechanism comprises a seat body, a main shaft mechanism, a cutter mechanism, an upper cutter pressing mechanism and a lower cutter pressing mechanism, when the driving motor works, the main shaft can be driven to rotate, and the first cam, the second cam and the third cam rotate simultaneously. After the plastic binding belt is wound on a whole pile of packaging bags, the tail portion of the plastic binding belt penetrates through the position between the upper pressing cutter and the lower pressing part, the upper pressing cutter and the lower pressing part are driven to descend, the lower pressing part is driven to ascend, the tail portion of the plastic binding belt is clamped by the upper pressing cutter and the lower pressing part, and after the two ends of the plastic binding belt are jointed, the cutter is driven to ascend to cut off the plastic binding belt. The automatic positioning and cutting-off device has the advantages of being compact in structure and small in size, the upper pressing cutter, the lower pressing part and the cutter can be driven to move through the main shaft only by arranging one motor, the energy consumption of equipment is effectively reduced, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing equipment technical field especially a kind of banding machine's banding positioning mechanism. BACKGROUND

[0002] When some products are packaged, packaging bag needs to be used, and a certain number of packaging bags need to be stacked and banded when leaving factory, and need to use banding machine for banding operation. After the plastic banding of banding machine is wound on the whole package of packaging bag, the two ends of plastic banding need to be fused, and the existing banding machine has large size of joint mechanism, needs to occupy a large amount of space of banding machine, needs to use multiple cylinders to cooperate action, and the equipment has large energy consumption, which increases production cost. UTILITY MODEL CONTENT

[0003] The utility model provides a kind of banding machine's banding positioning mechanism, and the problem to be solved by the utility model is to reduce the volume and reduce the energy consumption of equipment.

[0004] To solve the above technical problems, a banding machine's banding positioning mechanism is provided according to the utility model, which includes a seat body, a main shaft mechanism, a cutter mechanism, an upper pressing cutter mechanism and a lower pressing cutter mechanism. The seat body includes a bottom plate and a mounting stand connected to the bottom plate. The main shaft mechanism includes a main shaft rotatably connected to the mounting stand and a drive motor fixedly connected to the bottom plate and drivingly connected to the main shaft. The cutter mechanism includes a cutter lifting slide and a cutter fixedly connected to the cutter lifting slide. A first guide rod mounting plate is fixedly connected to the mounting stand. A first longitudinal guide rod is fixedly connected between the first guide rod mounting plate and the bottom plate. The first longitudinal guide rod and the cutter lifting slide are connected through a shaft sleeve. A first tension spring is connected between the cutter lifting slide and the bottom plate. A first contact wheel is rotatably connected to one side of the cutter lifting slide. A first cam is installed on the main shaft and abuts against the first contact wheel. The upper pressing cutter mechanism includes a rotating seat fixedly connected to the bottom plate, an upper pressing cutter lifting slide rotatably connected to the rotating seat, an upper pressing cutter fixedly connected to the upper pressing cutter lifting slide, a connecting plate fixedly connected to the upper pressing cutter lifting slide, a second contact wheel rotatably connected to one end of the connecting plate, and a second cam installed on the main shaft. A second tension spring is connected between the upper pressing cutter lifting slide and the bottom plate. The second contact wheel abuts against the second cam. The lower pressing cutter mechanism includes a lower pressing cutter lifting slide. A second guide rod mounting plate is fixedly connected to the mounting stand. A second longitudinal guide rod is fixedly connected between the second guide rod mounting plate and the bottom plate. The second longitudinal guide rod and the lower pressing cutter lifting slide are connected through a shaft sleeve. A return spring is sleeved on the second longitudinal guide rod and abuts between the second guide rod mounting plate and the lower pressing cutter lifting slide. A lower pressing part is provided on the lower pressing cutter lifting slide. A third contact wheel is rotatably connected to one side of the lower pressing cutter lifting slide. A third cam is installed on the main shaft and abuts against the third contact wheel.

[0005] Preferably, a rotating disc is arranged on the main shaft, and an induction plate is fixedly connected to the rotating disc.

[0006] The utility model discloses a kind of banding machine's band cutting positioning mechanism, driving motor works can drive main shaft rotation, first cam, second cam, third cam will rotate simultaneously. After plastic binding band is wound on whole package bag, the tail of plastic binding band is passed between upper pressing knife and lower pressing part, by driving upper pressing knife to descend, lower pressing part rises, so that upper pressing knife and lower pressing part clamp the tail of plastic binding band, after the both ends of plastic binding band are jointed, then by driving cutter to rise to cut plastic binding band, realize the automation operation of positioning, cutting, with compact structure, small volume advantage, only need to be equipped with a motor, upper pressing knife, lower pressing part, cutter movement can be driven by main shaft, effectively reduce equipment energy consumption, reduce production cost. BRIEF DESCRIPTION OF DRAWINGS

[0007] Fig. 1 The first perspective view of the utility model is illustrated.

[0008] Fig. 2 The second perspective view of the utility model is illustrated.

[0009] Reference signs: seat body 1, bottom plate 10, mounting vertical plate 11, main shaft mechanism 2, main shaft 20, driving motor 21, rotating disc 22, induction plate 23, photoelectric switch 24, cutter mechanism 3, cutter lifting slider 30, cutter 31, first guide rod mounting plate 32, first longitudinal guide rod 33, first contact wheel 34, first cam 35, upper pressing knife mechanism 4, rotating seat 40, upper pressing knife lifting slider 41, connecting plate 42, second contact wheel 43, second cam 44, upper pressing knife 45, lower pressing knife mechanism 5, lower pressing knife lifting slider 50, lower pressing part 500, second guide rod mounting plate 51, second longitudinal guide rod 52, third contact wheel 53, third cam 54. DETAILED DESCRIPTION

[0010] To make the purpose, technical scheme and advantage of the embodiments of the present disclosure clearer, the technical scheme of the embodiments of the present disclosure will be described clearly and completely below in combination with the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, not all the embodiments.

[0011] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative labor belong to the scope of protection of the present disclosure.

[0012] REFERENCE Figs. 1-2 .

[0013] The utility model provides a kind of banding machine's band cutting positioning mechanism, including seat body 1, main shaft mechanism 2, cutter mechanism 3, upper pressure cutter mechanism 4, lower pressure cutter mechanism 5;Seat body 1 includes bottom plate 10, fixedly connected on the mounting vertical plate 11 of bottom plate 10;Main shaft mechanism 2 includes rotationally connected on the main shaft 20 of mounting vertical plate 11, fixedly connected on bottom plate 10 and with the drive motor 21 of main shaft 20 driving connection;Cutter mechanism 3 includes cutter lifting slide 30, fixedly connected on cutter lifting slide 30 cutter 31, first guide rod mounting plate 32 is fixedly connected on mounting vertical plate 11, first longitudinal guide rod 33 is fixedly connected between first guide rod mounting plate 32 and bottom plate 10, first longitudinal guide rod 33 and cutter lifting slide 30 are connected by shaft sleeve, first tension spring is connected between cutter lifting slide 30 and bottom plate 10, first contact wheel 34 is rotationally connected on one side of cutter lifting slide 30, first cam 35 is installed on main shaft 20 and abuts on first contact wheel 34;Upper pressure cutter mechanism 4 includes fixedly connected on the rotary seat 40 of bottom plate 10, rotationally connected on the rotary seat 40 upper pressure cutter lifting slide 41, fixedly connected on the upper pressure cutter lifting slide 41 upper pressure cutter 45, fixedly connected on the upper pressure cutter lifting slide 41 connecting plate 42, second contact wheel 43 is rotationally connected on one end of connecting plate 42, second cam 44 is installed on main shaft 20, second tension spring is connected between upper pressure cutter lifting slide 41 and bottom plate 10, second contact wheel 43 abuts on second cam 44;Lower pressure cutter mechanism 5 includes lower pressure cutter lifting slide 50, second guide rod mounting plate 51 is fixedly connected on mounting vertical plate 11, second longitudinal guide rod 51 is fixedly connected between second guide rod mounting plate 51 and bottom plate 10, second longitudinal guide rod 51 and lower pressure cutter lifting slide 50 are connected by shaft sleeve, reset spring is sleeved on second longitudinal guide rod 52 and abuts between second guide rod mounting plate 51 and lower pressure cutter lifting slide 50, lower pressure cutter lifting slide 50 is provided with lower pressure tight portion 500, third contact wheel 53 is rotationally connected on one side of lower pressure cutter lifting slide 50, third cam 54 is installed on main shaft 20 and abuts on third contact wheel 53.

[0014] The working principle is that the driving motor 21 can drive the main shaft 20 to rotate when working, and the first cam 35, the second cam 44 and the third cam 54 will rotate at the same time. After the plastic binding tape is wound on the whole bag of packaging bags, the tail of the plastic binding tape is inserted between the upper pressing knife 45 and the lower pressing part 500, and the main shaft 20 can drive the upper pressing knife lifting block 41 to descend and the lower pressing knife lifting block 50 to ascend when rotating, so that the upper pressing knife 45 and the lower pressing part 500 can clamp the tail of the plastic binding tape. After the two ends of the plastic binding tape are connected, the main shaft 20 can drive the cutter lifting block 30 to ascend, and then the cutter 31 is driven to rise to cut the plastic binding tape, realizing the automatic operation of positioning and cutting. The device has the advantages of compact structure, small size and the like. Only one motor is needed to drive the upper pressing knife 45, the lower pressing part 500 and the cutter 31 to move through the main shaft 20, effectively reducing the energy consumption of the equipment and the production cost.

[0015] Based on the above embodiment, the main shaft 20 is provided with a rotating disc 22, the rotating disc 22 is fixedly connected with an induction plate 23, the installation stand 11 is fixedly connected with a photoelectric switch 24 matched with the induction plate 23, so as to conveniently judge the current angle of the main shaft 20 and realize the zero reset of the main shaft 20.

[0016] The above embodiments only describe the preferred embodiments of the utility model, and do not limit the scope of the utility model. Without departing from the design spirit of the utility model, various deformations and improvements of the technical solutions of the utility model made by ordinary engineering technicians in the field shall fall within the protection scope determined by the claims of the utility model.

Claims

1. A strap positioning mechanism for a strapping machine, characterized by, The utility model provides a cutting machine, including seat, main shaft mechanism, cutting knife mechanism, upper pressure knife mechanism, lower pressure knife mechanism, the seat includes bottom plate, fixedly connected on the bottom plate's installation vertical board, the main shaft mechanism includes rotationally connected on the installation vertical board's main shaft, fixedly connected on the bottom plate and with drive connection of main shaft's drive motor, cutting knife mechanism includes cutting knife lifting slide, fixedly connected on cutting knife lifting slide's cutting knife, the installation vertical board fixedly connected with first guide rod installation board, first longitudinal guide rod is fixedly connected between first guide rod installation board and bottom plate, first longitudinal guide rod and cutting knife lifting slide are connected through shaft sleeve between, first tension spring is connected between cutting knife lifting slide and bottom plate, first contact wheel is rotationally connected with cutting knife lifting slide one side, the first cam of abutting on first contact wheel is installed on main shaft, the upper pressure knife mechanism includes fixedly connected on the bottom plate's rotation seat, rotationally connected on rotation seat's upper pressure knife lifting slide, fixedly connected on upper pressure knife lifting slide's upper pressure knife, fixedly connected on upper pressure knife lifting slide's connecting plate, rotationally connected second contact wheel in connecting plate one end, the second cam is installed on main shaft, second tension spring is connected between upper pressure knife lifting slide and bottom plate, second contact wheel abuts on second cam, the lower pressure knife mechanism includes lower pressure knife lifting slide, the installation vertical board fixedly connected with second guide rod installation board, second longitudinal guide rod is fixedly connected between second guide rod installation board and bottom plate, second longitudinal guide rod and lower pressure knife lifting slide are connected through shaft sleeve between, the reset spring of abutting between second guide rod installation board and lower pressure knife lifting slide is seted up on second longitudinal guide rod, lower pressure knife lifting slide is provided with lower pressure tight portion, third contact wheel is rotationally connected with lower pressure knife lifting slide one side, the third cam of abutting on third contact wheel is installed on main shaft.

2. A strap positioning mechanism for a strapping machine as claimed in claim 1, wherein, The main shaft is provided with a rotating disc, the rotating disc is fixedly connected with an induction plate, the installation vertical plate is fixedly connected with a photoelectric switch matched with the induction plate.

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