CN221456951U - Bottom folding mechanism of bag making machine convenient to adjust - Google Patents

Abstract

The utility model discloses a bottom folding mechanism of a bag making machine convenient to adjust, which is provided with a hub, wherein the hub comprises a hub body and a first rotating frame, a first bottom folding groove is formed in the hub body, and a second bottom folding groove is formed in the first rotating frame, and the bottom folding mechanism is characterized in that: the folding device comprises a first rotating shaft connected with the output end of a first motor, the first rotating shaft is connected with a first plate seat, a first folding knife is arranged on the first plate seat and can be matched with a first folding bottom groove, the folding device further comprises a second rotating shaft connected with the output end of a second motor, the second rotating shaft is connected with a second plate seat, a second folding knife is arranged on the second plate seat, and the second folding knife can be matched with a second folding bottom groove. The automatic control and adjustment of the positions of the two folding knives can be realized, a traditional manual disassembly and assembly adjustment mode is replaced, the adjustment operation is simpler, and the adjustment efficiency and accuracy are further improved.

Description

Bottom folding mechanism of bag making machine convenient to adjust

Technical Field

The utility model relates to bag making equipment, in particular to a bottom folding mechanism of a bag making machine, which is convenient to adjust.

Background

The bag making machine is a special device for automatic production of packaging bags. The packing bag of one kind needs to be folded at the end processing through folding the end mechanism at production process, and folding end mechanism generally is including two folding knives to install on the mount pad that corresponds two folding knives, and two mount pads set up on rotating the seat, drive through the control motor and rotate the seat and rotate, with the wheel hub cooperation, and then insert two folding knives cooperation ground and accomplish the processing of folding at the end in the bottom groove of folding that corresponds on the wheel hub, the defect that this kind of structure exists is: along with the wrapping bag specification of production changes, the interval of the roll over the base groove on the wheel hub also can be adjusted in order to adapt to the specification of wrapping bag, also need adjust the interval of two folding knives this moment, this just needs the manual work to dismantle two mount pads again and installs in suitable position, and the adjustment operation is very troublesome, wastes time and energy.

Disclosure of utility model

In view of the shortcomings of the background art, the technical problem to be solved by the utility model is to provide a bottom folding mechanism of a bag making machine, which is convenient to adjust and is used for solving the problems.

For this purpose, the utility model is realized by adopting the following scheme:

The utility model provides a system bag machine rolls over end mechanism convenient to adjust, has wheel hub, wheel hub includes wheel hub body and first rotating frame, be provided with first roll over end groove on the wheel hub body, be provided with second roll over end groove on the first rotating frame, its characterized in that: including the first pivot of being connected with first motor output, first pivot rotates and sets up on left wallboard, first pivot is connected with first board seat, install first folding knife on the first board seat, first folding knife can with first folding bottom groove cooperation, still include the second pivot of being connected with the second motor output, the second pivot rotates and sets up on right wallboard, the second pivot is connected with the second board seat, install the second folding knife on the second board seat, the second folding knife can with second folding bottom groove cooperation.

The first rotating shaft is sleeved with a first bearing, one end of the second rotating shaft is extendingly provided with a rotating cylinder, and the first bearing rotatably supports the rotating cylinder.

One end of the first plate seat is arranged on the first transmission arm, one end of the first transmission arm is fixed on the first rotating shaft, one end of the second plate seat is arranged on the second transmission arm, and one end of the second transmission arm is fixed on the second rotating shaft.

The other end of first board seat sets up on first installation arm, and the one end suit of first installation arm is in the second pivot, and the other end of second board seat sets up on the second installation arm, and the one end suit of second installation arm is in first pivot.

One end of the first plate seat is connected with the first swing arm, the other end of the first swing arm is provided with a first transmission piece, the first transmission piece is positioned in a first guide groove on the first guide seat, one end of the second plate seat is connected with the second swing arm, the other end of the second swing arm is provided with a second transmission piece, and the second transmission piece is positioned in a second guide groove on the second guide seat.

The first rotating shaft is rotatably arranged in the first movable seat, the second rotating shaft is rotatably arranged in the second movable seat, and the first movable seat and the second movable seat are connected with the corresponding movable driving assembly.

The first movable seat is connected with a piston rod of a first cylinder, the second movable seat is connected with a piston rod of a second cylinder, a cylinder body of the first cylinder is arranged on a left wallboard, and a cylinder body of the second cylinder is arranged on a right wallboard.

According to the bag making machine bottom folding mechanism convenient to adjust, the first motor and the second motor are arranged to respectively correspondingly control the actions of the first plate seat and the second plate seat, when the bag making machine bottom folding mechanism is used for normally folding, the first motor and the second motor can be simultaneously controlled to drive the first plate seat and the second plate seat to act so that the two folding knives can be folded for bottom processing, after the specification of a packaging bag changes, the first motor and the second motor can be controlled to drive the first plate seat and the second plate seat to respectively move to the proper positions, the distance and the position of the first folding knife and the second folding knife are adjusted to be matched with the specification of the packaging bag, further automatic control adjustment of the positions of the folding knives is realized, the adjusting operation is simpler, a traditional manual disassembly and adjustment mode is replaced, and the adjusting efficiency and the adjusting precision are improved.

Drawings

The utility model has the following drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at the point A;

FIG. 3 is a view from another perspective of FIG. 1;

fig. 4 is a partial enlarged view of the direction a in fig. 3.

Detailed Description

As shown in the figure, the bottom folding mechanism of the bag making machine convenient to adjust disclosed by the utility model is provided with a wheel hub 5, the wheel hub 5 comprises a wheel hub body 5 and a first rotating frame 31, the wheel hub body 5 is provided with a first bottom folding groove 6, the first rotating frame 31 is provided with a second bottom folding groove 33, wherein the first rotating frame can adjust the initial angle according to the specification change of a packaging bag, and further adjust the distance between the first bottom folding groove and the second bottom folding groove to be suitable for the specification of the packaging bag, which is not an innovation point of the utility model in the prior art, and is not repeated, a bag body clamping assembly 34 is also arranged on the wheel hub and used for clamping a bag body and driving the bag body to move along with the rotation of the wheel hub, it also belongs to the prior art and will not be described in detail. The folding device further comprises a first rotating shaft 20 connected with the output end of the first motor 1, the first rotating shaft 20 is rotatably arranged on the left wallboard 34, the first rotating shaft 20 is connected with the first board seat 14, the first board seat 14 is provided with a first folding knife 15, the first folding knife 15 is matched with the first folding bottom groove 6, the folding device further comprises a second rotating shaft 23 connected with the output end of the second motor 4, the second rotating shaft 23 is rotatably arranged on the right wallboard 7, the second rotating shaft 23 is connected with the second board seat 18, the second board seat 18 is provided with a second folding knife 17, and the second folding knife 17 is matched with the second folding bottom groove 33. Further, the first rotating shaft 20 is sleeved with a first bearing, one end of the second rotating shaft 23 is extendingly provided with a rotating cylinder 25, and the first bearing rotationally supports the rotating cylinder 25, so that the rotation of the first rotating shaft and the second rotating shaft is more stable, meanwhile, the required occupied space can be reduced, and the internal result arrangement is more compact. One end of the first plate seat 14 is arranged on the first driving arm 13, one end of the first driving arm 13 is fixed on the first rotating shaft 20, the first rotating shaft 20 rotates to drive the first driving arm 13 to swing, namely, the first plate seat 14 and the first folding knife 15 can be driven to swing in an arc shape, one end of the second plate seat 18 is arranged on the second driving arm 26, one end of the second driving arm 26 is fixed on the second rotating shaft 23, the second rotating shaft 23 rotates to drive the second driving arm 26 to swing, namely, the second plate seat 18 and the second folding knife 17 can be driven to swing in an arc shape. Further, the other end of the first board seat 14 is arranged on the first mounting arm 24, one end of the first mounting arm 24 is sleeved on the second rotating shaft 23 to realize swinging support of the first board seat 14, the other end of the second board seat 18 is arranged on the second mounting arm 19, one end of the second mounting arm 19 is sleeved on the first rotating shaft 20 to realize swinging support of the second board seat 18, and accordingly swinging stability of the first board seat and the second board seat is improved. One end of the first plate seat 14 is connected with the first swing arm 12, the other end of the first swing arm 12 is provided with a first transmission piece 11, the first transmission piece 11 is positioned in a first guide groove 10 on the first guide seat 9, one end of the second plate seat 18 is connected with a second swing arm 27, the other end of the second swing arm 27 is provided with a second transmission piece 28, the second transmission piece 28 is positioned in a second guide groove 30 on the second guide seat 29, through the structure, when the first and second plate seats swing, one ends of the first and second swing arms are driven to act, and the first and second guide grooves are driven by the first and second transmission pieces to drive the first and second guide grooves, The second swinging arm swings to drive the first plate seat and the second plate seat to rotate, so that the first folding knife and the second folding knife can rotate to proper angles and then stably insert into the bottom folding groove 6 on the bag feeding roller 5. The first rotating shaft 20 is rotatably arranged in the first movable seat 8, the second rotating shaft 23 is rotatably arranged in the second movable seat 22, the first movable seat and the second movable seat are connected with corresponding movable driving components, in particular, the first movable seat 8 is connected with a piston rod of a first air cylinder 21, the second movable seat 22 is connected with a piston rod of a second air cylinder 3, a cylinder body of the first air cylinder is arranged on a left wall plate 34, a cylinder body of the second air cylinder is arranged on a right wall plate 7, through the structure, the first air cylinder and the second air cylinder can be controlled to drive the first movable seat and the second movable seat to move, so that the whole folding knife mechanism is far away from the bag feeding roller 5, and collision with the bag feeding roller 5 is ensured when the position of the first plate seat and the second plate seat is adjusted, After the adjustment is finished, the first cylinder and the second cylinder are controlled to drive the first movable seat and the second movable seat to reset so as to carry out subsequent bottom folding operation.

The working principle of the utility model is as follows: the packaging bag is sent to the folding knife mechanism along with the bag sending roller 5, the first motor and the second motor drive the first rotating shaft and the second rotating shaft to rotate simultaneously, the first rotating shaft 20 drives the first plate seat 14 to act, the first folding knife 15 is inserted into the first folding bottom groove 6 to fold the bottom of the packaging bag, the second rotating shaft 23 drives the second plate seat and the second plate seat 18 to act, and the second folding knife 17 is inserted into the second folding bottom groove 33 to fold the bottom of the packaging bag. When the specification of the packaging bag changes, the first motor 1 can be independently controlled to drive the first rotating shaft 20 to rotate by a proper angle, the starting position of the first plate seat 14 is adjusted, and likewise, the second motor 4 can be independently controlled to drive the second rotating shaft 23 to rotate by a proper angle, the starting position of the second plate seat 18 is adjusted, the position adjustment of the first plate seat and the second plate seat is not interfered with each other, and then the adjustment of the first folding knife interval and the second folding knife interval and the position is completed, so that the packaging bag is suitable for the specification of the packaging bag.

The structure of the utility model can realize automatic control and adjustment of the position of the folding knife, has simpler adjustment operation, replaces the traditional manual disassembly and adjustment mode, and improves the adjustment efficiency and accuracy.

Claims (7)

1. Bottom mechanism is rolled over to system bag machine convenient to adjust has wheel hub, wheel hub includes wheel hub body (5) and first rotating frame (31), be provided with first roll over bottom groove (6) on wheel hub body (5), be provided with second roll over bottom groove (33), its characterized in that on first rotating frame (31): including first pivot (20) be connected with first motor (1) output, first pivot (20) rotate and set up on left wallboard (35), first pivot (20) are connected with first board seat (14), install first folding knife (15) on first board seat (14), first folding knife (15) can with first folding bottom groove (6) cooperation, still include second pivot (23) be connected with second motor (4) output, second pivot (23) rotate and set up on right wallboard (7), second pivot (23) are connected with second board seat (18), install second folding knife (17) on second board seat (18), second folding knife (17) can with second folding bottom groove (33) cooperation.

2. The bag making machine bottom folding mechanism convenient to adjust according to claim 1, wherein a first bearing is sleeved on the first rotating shaft (20), a rotating cylinder (25) is arranged at one end of the second rotating shaft (23) in an extending mode, and the first bearing rotatably supports the rotating cylinder (25).

3. The bag making machine bottom folding mechanism convenient to adjust according to claim 1, wherein one end of the first plate seat (14) is arranged on the first transmission arm (13), one end of the first transmission arm (13) is fixed on the first rotating shaft (20), one end of the second plate seat (18) is arranged on the second transmission arm (26), and one end of the second transmission arm (26) is fixed on the second rotating shaft (23).

4. A bag machine bottom folding mechanism convenient to adjust according to claim 3, characterized in that the other end of the first plate seat (14) is arranged on the first mounting arm (24), one end of the first mounting arm (24) is sleeved on the second rotating shaft (23), the other end of the second plate seat (18) is arranged on the second mounting arm (19), and one end of the second mounting arm (19) is sleeved on the first rotating shaft (20).

5. A bag making machine bottom folding mechanism convenient to adjust according to claim 1 or 3, characterized in that one end of the first plate seat (14) is connected with the first swing arm (12), the other end of the first swing arm (12) is provided with a first transmission piece (11), the first transmission piece (11) is located in a first guide groove (10) on the first guide seat (9), one end of the second plate seat (18) is connected with the second swing arm (27), the other end of the second swing arm (27) is provided with a second transmission piece (28), and the second transmission piece (28) is located in a second guide groove (30) on the second guide seat (29).

6. The bottom folding mechanism of the bag making machine convenient to adjust according to claim 1, wherein the first rotating shaft (20) is rotatably arranged in the first movable seat (8), the second rotating shaft (23) is rotatably arranged in the second movable seat (22), and the first movable seat and the second movable seat are connected with corresponding movable driving components.

7. The bag making machine bottom folding mechanism convenient to adjust according to claim 6, characterized in that the first movable seat (8) is connected with a piston rod of a first air cylinder (21), the second movable seat (22) is connected with a piston rod of a second air cylinder (3), a cylinder body of the first air cylinder (21) is arranged on a left wall plate (35), and a cylinder body of the second air cylinder (3) is arranged on a right wall plate (7).