Smooth packaging mechanism and film sealing and cutting machine thereof

Abstract

The utility model discloses a flattening packaging mechanism and a film sealing and cutting machine thereof, the flattening packaging mechanism comprises a supporting device, the supporting device comprises a cutting device, a first supporting frame and a conveying belt, the first supporting frame is fixedly installed at the front end of the cutting device, and the conveying belt is fixedly installed in the first supporting frame. Comprising an alignment device, limiting devices are symmetrically and slidably connected into the alignment device in a sleeved mode, each limiting device comprises a rack, an L-shaped connecting rod, a first supporting frame and rolling wheels, the rolling wheels are rotatably installed in the first supporting frame at equal intervals, and the L-shaped connecting rods are fixedly installed at the front end of the top of the first supporting frame; and the rack is fixedly mounted at the top of the side end of the L-shaped connecting rod. Due to the arrangement of the limiting device and the alignment device, the purpose of self-centering conveying of workpieces is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of film sealing and cutting machines, in particular to a flat packaging mechanism and a film sealing and cutting machine thereof. Background Art

[0002] Film sealing and cutting machine is a kind of packaging machinery with high degree of automation, which is mainly used for automatic cutting and sealing of food, medicine, cosmetics and other products of various shapes. Its basic principle is to install a film reel on the machine, drive the film to be gradually sent forward to the sealing and cutting area through the motor, and cut the film seal into a fixed length of packaging bag after heating and pressure.

[0003] For example, a fully automatic film sealing and cutting machine with Chinese patent publication number CN215156309U includes a workbench, an upper sealing and cutting device is arranged on the upper surface of the workbench, and the upper sealing and cutting device includes a bracket, both ends of the bracket are respectively fixedly mounted on both sides of the upper surface of the frame of the workbench, and a driving motor is fixedly mounted on the upper surface of the bracket.

[0004] The film sealing and cutting machine in the above patent can only realize the function of improving packaging efficiency when in use. However, the existing film sealing and cutting machine lacks a limiting mechanism to protect the workpiece during transportation, so that the workpiece will be skewed or misaligned when it is transmitted to the rear-end packaging, and the function of self-centering transmission of the workpiece cannot be completed. Therefore, a device is needed to improve the above problem. Utility Model Content

[0005] The purpose of the utility model is to provide a flat packaging mechanism and a film sealing and cutting machine thereof to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A flat packaging mechanism includes a positioning device, wherein the internal symmetrical sliding sleeve of the positioning device is connected to a limiting device, wherein the limiting device includes a rack, an L-shaped connecting rod, a first support frame and a roller, wherein the roller is equidistantly rotatably installed inside the first support frame, the L-shaped connecting rod is fixedly installed at the top front end of the first support frame, and the rack is fixedly installed at the top of the side end of the L-shaped connecting rod.

[0008] Preferably, the alignment device includes a gear, a plastic clamping ring, a support base, a U-shaped support substrate, a guide rail, a threaded rod and a support rod, the gear is rotatably installed at the top center of the U-shaped support substrate, the support rod is fixedly installed at the top center of the gear, the guide rail is fixedly installed at the top two ends of the U-shaped support substrate, the support base is fixedly installed at the top of the U-shaped support substrate, the threaded rod is threadedly inserted into the interior of the support base, and the plastic clamping ring is rotatably installed at one end of the threaded rod close to the support rod.

[0009] Preferably, the L-shaped connecting rod is slidably sleeved on the guide rail, and the gear is meshed with the rack.

[0010] Preferably, two ends of the top of the U-shaped supporting base plate are provided with slots, and the L-shaped connecting rod is slidably inserted in the slots.

[0011] Preferably, a plastic gasket is fixedly mounted on the inner wall of the plastic clamping ring close to the support rod.

[0012] A film sealing and cutting machine comprises a supporting device, wherein the supporting device comprises a cutting device, a second supporting frame and a conveyor belt, wherein the second supporting frame is fixedly mounted at the front end of the cutting device, and the conveyor belt is fixedly mounted inside the second supporting frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] When the device is in use, when the support rod is screwed and rotated, the gear can be driven to rotate at the same time, so that the two racks can drive the first support frame to move at the top end of the conveyor belt respectively, so that the gap between the two racks can be adjusted to accommodate workpieces of different sizes. In addition, the plastic clamping ring can limit the support rod to prevent the gear from rotating again. When the rack moves, it can drive the first support frame to perform self-centering displacement, so as to ensure that the workpiece is always transported at the top center of the conveyor belt, thereby completing the work of flat packaging of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the limit device of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the alignment device of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the support device of the utility model.

[0019] In the figure: 1-limiting device, 2-aligning device, 3-supporting device, 4-rack, 5-L-shaped connecting rod, 6-first supporting frame, 7-roller, 8-gear, 9-plastic clamping ring, 10-support base frame, 11-U-shaped supporting base plate, 12-guide rail, 13-threaded rod, 14-support rod, 15-cutting device, 16-second supporting frame, 17-conveyor belt. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 , an embodiment provided by the utility model:

[0022] A flat packaging mechanism includes a positioning device 2, the positioning device 2 has a limiting device 1 symmetrically slidably sleeved inside, the limiting device 1 includes a rack 4, an L-shaped connecting rod 5, a first support frame 6 and a roller 7, the roller 7 is equidistantly rotatably installed inside the first support frame 6, the L-shaped connecting rod 5 is fixedly installed at the top front end of the first support frame 6, and the rack 4 is fixedly installed at the top of the side end of the L-shaped connecting rod 5.

[0023] The alignment device 2 includes a gear 8, a plastic snap ring 9, a support base frame 10, a U-shaped support substrate 11, a guide rail 12, a threaded rod 13 and a support rod 14. The gear 8 is rotatably installed at the top center of the U-shaped support substrate 11, the support rod 14 is fixedly installed at the top center of the gear 8, the guide rail 12 is fixedly installed at the top two ends of the U-shaped support substrate 11, the support base frame 10 is fixedly installed at the top of the U-shaped support substrate 11, the threaded rod 13 is threadedly inserted into the interior of the support base frame 10, and the plastic snap ring 9 is rotatably installed at one end of the threaded rod 13 close to the support rod 14.

[0024] The L-shaped connecting rod 5 is slidably sleeved on the guide rail 12, and the gear 8 is meshed with the rack 4. When the gear 8 rotates, it can drive the two racks 4 to rotate simultaneously.

[0025] Both ends of the top of the U-shaped support base plate 11 are provided with slots, and the L-shaped connecting rod 5 is slidably inserted into the slots to ensure that the rack 4 moves in a straight line.

[0026] A plastic gasket is fixedly mounted on the inner wall of the plastic snap ring 9 close to the support rod 14 to increase the friction between the plastic snap ring 9 and the support rod 14 .

[0027] A film sealing and cutting machine includes a supporting device 3, wherein the supporting device 3 includes a cutting device 15, a second supporting frame 16 and a conveyor belt 17. The second supporting frame 16 is fixedly installed at the front end of the cutting device 15, and the conveyor belt 17 is fixedly installed inside the second supporting frame 16.

[0028] Working principle: When in use, the workpiece can be placed on the top of the conveyor belt 17, so that the conveyor belt 17 can transport the workpiece to one end of the cutting device 15 until the packaging of the workpiece is completed. When workpieces of different sizes need to be transported, the threaded rod 13 can be screwed and rotated to make the plastic clamping ring 9 disengage from the support rod 14, and then the support rod 14 can be released, and then the support rod 14 is rotated to drive the gear 8 to rotate, and the two racks 4 are meshed with the gear 8, so that when the gear 8 rotates, the two racks 4 can be driven to move simultaneously to the end away from the support rod 14 or the end close to the support rod 14 until the first support frame 6 contacts the outer surface of the workpiece, and then the threaded rod 13 is screwed and rotated to drive the plastic clamping ring 9 to move to one end of the support rod 14 until the plastic clamping ring 9 is tightened to the outer ring surface of the support rod 14, so that the support rod 14 can be restricted and fixed. When the rack 4 moves, through L The L-shaped connecting rod 5 is slidably sleeved on the guide rail 12, and the L-shaped connecting rod 5 can move in the card groove inside the top of the U-shaped supporting base plate 11, so that the first supporting frame 6 can be ensured to move in a straight line, and when the conveyor belt 17 transports the workpiece between the two first supporting frames 6, the roller 7 contacts the surface of the workpiece, so that the smoothness of the workpiece during transmission can be improved, and it is convenient for the workpiece to accurately enter the interior of the cutting device 15 to complete the flat packaging of the workpiece. When the device is in use, the gear 8 is driven to rotate by screwing the support rod 14, so that the two first support frames 6 can move outward or inward at the same time, so that it can adapt to workpieces of different sizes. At the same time, through the setting of the roller 7, the smoothness of the workpiece transmission can be improved, and when the threaded rod 13 is screwed, the plastic clamp 9 can be driven to be fastened to the support rod 14, so that the support rod 14 can be restricted and fixed to prevent the gear 8 from rotating again to complete the work.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art 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 appended claims and their equivalents.

Claims

1. A flat packaging mechanism, comprising a positioning device (2), wherein the positioning device (2) is symmetrically slidably sleeved with a limiting device (1), characterized in that: The limiting device (1) comprises a rack (4), an L-shaped connecting rod (5), a first supporting frame (6) and a roller (7); the roller (7) is equidistantly rotatably mounted inside the first supporting frame (6); the L-shaped connecting rod (5) is fixedly mounted at the top front end of the first supporting frame (6); and the rack (4) is fixedly mounted at the top of the side end of the L-shaped connecting rod (5).

2. A flat packaging mechanism according to claim 1, characterized in that: The alignment device (2) comprises a gear (8), a plastic snap ring (9), a support base frame (10), a U-shaped support base plate (11), a guide rail (12), a threaded rod (13) and a support rod (14); the gear (8) is rotatably mounted at the top center of the U-shaped support base plate (11); the support rod (14) is fixedly mounted at the top center of the gear (8); the guide rail (12) is fixedly mounted at the top two ends of the U-shaped support base plate (11); the support base frame (10) is fixedly mounted at the top of the U-shaped support base plate (11); the threaded rod (13) is threadedly inserted into the interior of the support base frame (10); and the plastic snap ring (9) is rotatably mounted at one end of the threaded rod (13) close to the support rod (14).

3. A flat packaging mechanism according to claim 2, characterized in that: The L-shaped connecting rod (5) is slidably sleeved on the guide rail (12), and the gear (8) is meshed with the rack (4).

4. A flat packaging mechanism according to claim 3, characterized in that: The top two ends of the U-shaped support base plate (11) are provided with card slots, and the L-shaped connecting rod (5) is slidably inserted into the card slots.

5. A flat packaging mechanism according to claim 4, characterized in that: A plastic gasket is fixedly mounted on the inner wall of the plastic clamping ring (9) close to the support rod (14).

6. A film sealing and cutting machine, using a flat packaging mechanism as claimed in claim 5, comprising a supporting device (3), characterized in that: The supporting device (3) comprises a cutting device (15), a second supporting frame (16) and a conveyor belt (17); the second supporting frame (16) is fixedly mounted at the front end of the cutting device (15); and the conveyor belt (17) is fixedly mounted inside the second supporting frame (16).

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