CN213735704U - Secondary auxiliary film pulling device for vertical packaging machine - Google Patents

Abstract

The utility model relates to a secondary auxiliary film drawing device for a vertical packaging machine, which comprises a frame, a secondary film drawing mechanism arranged in the frame, a servo motor arranged in the frame and a transmission mechanism arranged outside the frame, wherein the frame is arranged below a film binding barrel in the vertical packaging machine, the secondary film drawing mechanism comprises a driving shaft and a driven shaft which are arranged in parallel, the driving shaft is provided with a pair of driving wheels, the driven shaft is provided with a pair of driven wheels, and a gap for a packaging film to pass through is arranged between the driven wheels and the driving wheels; one end of the transmission mechanism is connected with an output shaft of the servo motor, and the other end of the transmission mechanism is connected with the driving shaft; the utility model discloses a solution tradition that this device can be fine draws the inconvenience that the membrane device produced for the user when skidding, draws the membrane device to realize that the secondary draws the membrane through the secondary is supplementary, avoids causing and draws the influence that membrane speed inequality produced the packing bag.

Description

Secondary auxiliary film pulling device for vertical packaging machine

Technical Field

The utility model belongs to the packagine machine field, especially vertical packagine machine's supplementary membrane device field of drawing of secondary.

Background

The vertical packaging machine is suitable for packaging various objects such as powder, granules, tablets and the like, such as tablets, salt and the like; the film pulling mechanism of the vertical packaging machine on the market pulls the packaging film on the middle packaging bag bagging device through two pulling devices, one of the pulling modes is driven by sliding friction between the pulling devices and the packaging material, but in the mode, when flour and other dust materials are encountered, the phenomenon that a belt slips easily is caused, the film pulling speed is uneven, and the bagging is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the present invention provides a method for implementing the above object, comprising:

a secondary auxiliary film drawing device for a vertical packaging machine comprises a frame, a secondary film drawing mechanism arranged in the frame, a servo motor arranged in the frame and a transmission mechanism arranged outside the frame, wherein the frame is arranged below a film binding barrel in the vertical packaging machine, the secondary film drawing mechanism comprises a driving shaft and a driven shaft which are arranged in parallel, the driving shaft is provided with a pair of driving wheels, the driven shaft is provided with a pair of driven wheels, and a gap for a packaging film to pass through is formed between the driven wheels and the driving wheels; one end of the transmission mechanism is connected with an output shaft of the servo motor, and the other end of the transmission mechanism is connected with the driving shaft.

As the utility model discloses a further optimization scheme, drive mechanism includes that first synchronous pulley, second synchronous pulley, cover locate the hold-in range on first synchronous pulley and the second synchronous pulley, first synchronous pulley is fixed to be located on servo motor's the output shaft, second synchronous pulley is fixed to be located on the driving shaft.

As a further optimization scheme of the utility model, the frame comprises a first support plate arranged at both ends of the driving shaft and a second support plate close to one side of the driven shaft, both ends of the second support plate are fixedly connected with one end of the first support plate at the same side, a chute is arranged at one side of the first support plate close to the second support plate, a slider is arranged in the chute, and both ends of the driven shaft are fixedly connected with the slider; and two ends of the second supporting plate are respectively provided with an adjusting component, and one end of each adjusting component is fixedly connected with the sliding block.

As a further optimization scheme of the utility model, the thickness of slider is greater than the thickness of first backup pad, the upper and lower tip of slider is equipped with the caulking groove, the upper and lower tip of spout all inlays and locates in the caulking groove.

As a further optimization scheme of the utility model, the adjusting component comprises a quick-release rod, a spring sleeved on the quick-release rod and an end cover, one end of the quick-release rod is fixedly connected with the slider, and the other end is connected with a quick-release handle; the spring is arranged between the sliding block and the second supporting plate, and the end cover is arranged between the second supporting plate and the quick-release handle.

As a further optimization scheme of the utility model, the top that is close to the spout on the lateral surface of first backup pad is equipped with the scale.

The beneficial effects of the utility model reside in that:

1) the utility model discloses a solution tradition that this device can be fine draws the inconvenience that the membrane device produced for the user when skidding, draws the membrane device to realize that the secondary draws the membrane through the secondary is supplementary, avoids causing and draws the influence that membrane speed inequality produced the packing bag.

Drawings

Fig. 1 is a schematic view of the overall structure of the vertical packaging machine of the present invention;

fig. 2 is a schematic perspective view of a secondary auxiliary film drawing device of the present invention;

fig. 3 is a schematic side view of fig. 2 according to the present invention;

fig. 4 is a schematic perspective view of the transmission mechanism of the present invention;

FIG. 5 is a schematic view of the slide block and the slide groove of the present invention;

in the figure: 1. a frame; 11. a first support plate; 111. a chute; 12. a second support plate; 2. a secondary film pulling mechanism; 21. a drive shaft; 211. a driving wheel; 22. a driven shaft; 221. a driven wheel; 3. a servo motor; 4. a transmission mechanism; 41. a first timing pulley; 42. a second timing pulley; 43. a synchronous belt; 5. a film bundling cylinder; 6. a slider; 61. caulking grooves; 7. an adjustment assembly; 71. a quick release lever; 72. a spring; 73. an end cap; 74. a quick release handle; 8. a graduated scale.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1 to 5, a secondary auxiliary film drawing device for a vertical packaging machine includes a frame 1, a secondary film drawing mechanism 2 disposed in the frame 1, a servo motor 3 disposed in the frame 1, and a transmission mechanism 4 disposed outside the frame 1;

the frame 1 is arranged below a film binding barrel 5 in a vertical packaging machine, and is worth to be noted that the film binding barrel is a generally cylindrical metal tube, the top of the metal tube is communicated with a hopper, the interior of the film binding barrel is used for discharging materials, a packaging film is attached to the exterior of the film binding barrel, and corresponding film pulling mechanisms, longitudinal sealing mechanisms, transverse sealing mechanisms and other devices are usually arranged on the outer side of the film binding barrel in a circle;

the frame 1 comprises a first supporting plate 11 arranged at two ends of the secondary film drawing mechanism 2 and a second supporting plate 12 far away from one side of the servo motor, two ends of the second supporting plate 12 are fixedly connected with one end of the first supporting plate 11 at the same side at the same time, and an upper and lower open box structure is integrally formed;

the secondary film-drawing mechanism 2 comprises a driving shaft 21 and a driven shaft 22 which are arranged in parallel, a pair of driving wheels 211 is arranged on the driving shaft 21, a pair of driven wheels 221 is arranged on the driven shaft 22, and a gap for the packaging film to pass through is arranged between the driven wheels 221 and the driving wheels 211;

the transmission mechanism 4 comprises a first synchronous belt wheel 41, a second synchronous belt wheel 42 and a synchronous belt 43 sleeved on the first synchronous belt wheel 41 and the second synchronous belt wheel 42, wherein the first synchronous belt wheel 41 is fixedly arranged on an output shaft of the servo motor 3, and the second synchronous belt wheel 42 is fixedly arranged on the driving shaft 21;

when the synchronous belt pulley is used, the servo motor drives the first synchronous belt pulley 41 to rotate, the first synchronous belt pulley 41 drives the second synchronous belt pulley 42 to rotate through the synchronous belt 43, meanwhile, the driving shaft and the second synchronous belt pulley 42 keep synchronous rotation, and further, the driving wheel on the driving shaft also synchronously rotates; two side edges of the packaging film can penetrate through a gap between the driving wheel and the driven wheel, so that the packaging film can uniformly move downwards under the action force between the driving wheel and the driven wheel; therefore, when the existing film drawing device of the packaging machine slips, the secondary film drawing device can realize secondary film drawing by driving the driving wheel and the driven wheel through belt transmission, and the film drawing speed is not uneven;

further, in order to facilitate the adjustment of the gap between the driven wheel and the driving wheel, a sliding groove 111 is formed in one side of the first support plate 11 close to the second support plate 12, a sliding block 6 is arranged in the sliding groove 111, and two end portions of the driven shaft 22 are fixedly connected with the sliding block 6; the thickness of the sliding block 6 is larger than that of the first supporting plate 11, the upper end and the lower end of the sliding block 6 are provided with embedded grooves 61, and the upper end and the lower end of the sliding groove 111 are embedded in the embedded grooves 61;

meanwhile, two ends of the second support plate 12 are respectively provided with an adjusting assembly 7, the adjusting assembly 7 comprises a quick release rod 71, a spring 72 sleeved on the quick release rod 71 and an end cover 73, wherein one end of the quick release rod 71 is fixedly connected with the slide block 6, and the other end is connected with a quick release handle 74; when assembling, the spring 72 is arranged between the sliding block 6 and the second supporting plate 12, and the end cover 73 is arranged between the second supporting plate 12 and the quick-release handle 74; during adjustment, the quick release handle 74 is rotated to move the slider to a position close to the second support plate or to move the slider to a position away from the second support plate until the gap between the driven wheel and the driving wheel is at a proper distance, and then the quick release handle is bent along the direction of the recess on the end cover, so that the whole adjusting assembly is in a fastened state under the eccentric action of the quick release handle; the working principle of the adjusting assembly is the same as that of a quick-release assembly commonly used on a bicycle, so other details are not described again;

furthermore, in order to lift the adjusting components on the two sides of the second supporting plate to control the position of the sliding block more accurately, namely to control the gap between the driven wheel and the driving wheel, a graduated scale 8 is arranged on the outer side surface of the first supporting plate 11, which is close to the upper part of the sliding groove 111; like this when adjusting clearance distance, can refer to the numerical value of scale, and then can make the clearance of left and right sides as far as possible the same, promote the supplementary homogeneity of drawing the membrane of secondary.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (6)

1. The utility model provides a supplementary film drawing device of secondary for vertical packagine machine which characterized in that: the film binding machine comprises a frame (1), a secondary film pulling mechanism (2) arranged in the frame (1), a servo motor (3) arranged in the frame (1) and a transmission mechanism (4) arranged outside the frame (1), wherein the frame (1) is arranged below a film binding barrel (5) in a vertical packaging machine, the secondary film pulling mechanism (2) comprises a driving shaft (21) and a driven shaft (22) which are arranged in parallel, a pair of driving wheels (211) is arranged on the driving shaft (21), a pair of driven wheels (221) is arranged on the driven shaft (22), and a gap for a packaging film to pass through is formed between the driven wheels (221) and the driving wheels (211); one end of the transmission mechanism (4) is connected with an output shaft of the servo motor (3), and the other end of the transmission mechanism is connected with the driving shaft (21).

2. A secondary auxiliary film-drawing device for vertical packaging machines according to claim 1, characterized in that: the transmission mechanism (4) comprises a first synchronous pulley (41), a second synchronous pulley (42) and a synchronous belt (43) sleeved on the first synchronous pulley (41) and the second synchronous pulley (42), the first synchronous pulley (41) is fixedly arranged on an output shaft of the servo motor (3), and the second synchronous pulley (42) is fixedly arranged on the driving shaft (21).

3. A secondary auxiliary film-drawing device for vertical packaging machines according to claim 2, characterized in that: the frame (1) comprises first supporting plates (11) arranged at two ends of a driving shaft (21) and second supporting plates (12) close to one side of a driven shaft (22), two ends of each second supporting plate (12) are fixedly connected with one end of the first supporting plate (11) at the same side, a sliding groove (111) is formed in one side of each first supporting plate (11) close to the corresponding second supporting plate (12), a sliding block (6) is arranged in each sliding groove (111), and two end portions of the driven shaft (22) are fixedly connected with the sliding blocks (6); and two ends of the second supporting plate (12) are respectively provided with an adjusting component (7), and one end of each adjusting component (7) is fixedly connected with the corresponding sliding block (6).

4. A secondary auxiliary film-drawing device for vertical packaging machines according to claim 3, characterized in that: the thickness of slider (6) is greater than the thickness of first backup pad (11), the upper and lower tip of slider (6) is equipped with caulking groove (61), the upper and lower tip of spout (111) all inlays and locates in caulking groove (61).

5. A secondary auxiliary film-drawing device for vertical packaging machines according to claim 4, characterized in that: the adjusting assembly (7) comprises a quick-release rod (71), a spring (72) sleeved on the quick-release rod (71) and an end cover (73), one end of the quick-release rod (71) is fixedly connected with the sliding block (6), and the other end of the quick-release rod is connected with a quick-release handle (74); the spring (72) is arranged between the sliding block (6) and the second supporting plate (12), and the end cover (73) is arranged between the second supporting plate (12) and the quick-release handle (74).

6. A secondary auxiliary film-drawing device for vertical packaging machines according to claim 5, characterized in that: and a graduated scale (8) is arranged on the outer side surface of the first supporting plate (11) and above the sliding groove (111).

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