Bag folding device of pocket mouth sewing machine

Abstract

The utility model discloses a bag folding device of a bag mouth sewing machine, which comprises a bag folding mounting bottom plate capable of moving up and down, a front folding plate, a rear folding plate, a left folding plate and a right folding plate which are arranged in a rectangular shape are arranged below the bag folding mounting bottom plate, and the bottom of the front folding plate, the bottom of the rear folding plate, the bottom of the left folding plate and the bottom of the right folding plate are respectively provided with a folding edge which is bent outwards; a first driving air cylinder is arranged on the bag folding mounting bottom plate, a driving rod of the first driving air cylinder is connected with a first connecting piece and a second connecting piece, the first connecting piece is connected with the front folding plate, and the second connecting piece is connected with the rear folding plate; and the left folding plate and the right folding plate are respectively connected with cylinders for driving the left folding plate and the right folding plate to lift and horizontally move. According to the bag folding device, the first driving air cylinder drives the front folding plate and the rear folding plate to be oppositely opened and closed through the first connecting piece and the second connecting piece at the same time, it is guaranteed that the opening and closing degrees of the front folding plate and the rear folding plate are consistent, the bag folding effect is more attractive, and follow-up machining is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to clothing sewing processing technical field, concretely is a kind of bag mouth sewing machine's bag folding device. BACKGROUND

[0002] Patent No.202322814742.5 discloses an invention patent for a folding device and a laser bag opening machine, the folding device includes a mounting seat; a first pair of side folding edge unit is arranged on the mounting seat, the first pair of side folding edge unit includes two pairs of first folding edge knives arranged on the side and a first motor drive mechanism selectively driving the first folding edge knife opening and closing; a second pair of side folding edge unit, the second pair of side folding edge unit includes two pairs of second folding edge knives arranged on the side and a second motor drive mechanism selectively driving the second folding edge knife opening and closing; a lifting drive mechanism is arranged on the mounting seat, the lifting drive mechanism can selectively drive the second pair of side folding edge unit to rise and fall relative to the mounting seat.

[0003] The first motor drive mechanism includes a first motor and a first lead screw, and the second motor drive mechanism includes a second motor and a second lead screw. The first motor drives the first folding edge knife to open and close through the first lead screw, and the second motor drives the second folding edge knife to open and close through the second lead screw. Compared with the air cylinder, the folding efficiency is low, the circuit control and maintenance are relatively complex, and the price cost is relatively high. Therefore, a new technical solution needs to be researched. SUMMARY

[0004] The utility model discloses in light of above-mentioned technical problem, and provides a kind of bag mouth sewing machine's bag folding device, first drive cylinder can simultaneously control front folding plate and rear folding plate relative opening and closing, its transmission structure is stable, simple structure, save cost, improve the working efficiency of bag folding, also ensure that the folding precision of front folding plate and rear folding plate is consistent.

[0005] The utility model discloses the technical scheme that the above-mentioned technical problem is solved as follows: a kind of bag mouth sewing machine's bag folding device, including the folding of bag installation bottom plate that can move up and down, the folding of bag installation bottom plate below is equipped with the front folding plate, rear folding plate, left folding plate and right folding plate in rectangular arrangement, and the bottom of front folding plate, rear folding plate, left folding plate and right folding plate is respectively made with the folding edge that is bent outward;Folding of bag installation bottom plate is equipped with first drive cylinder, and the drive rod of first drive cylinder is connected with first connecting piece and second connecting piece, and first connecting piece is connected with front folding plate, and second connecting piece is connected with rear folding plate;Left folding plate and right folding plate are respectively connected with the cylinder for driving its lifting and horizontal motion.

[0006] To optimize the above technical solution, the utility model further includes the following improved technical solutions.

[0007] The front folding mounting frame and the rear folding mounting frame are slidably mounted on the bag folding mounting base through a second sliding rail, the first connecting piece is connected with the front folding mounting frame, and the second connecting piece is connected with the rear folding mounting frame; a front folding plate is mounted at the lower end of the front folding mounting frame, and a rear folding plate is mounted at the lower end of the rear folding mounting frame.

[0008] The left folding mounting frame is slidably mounted on the bag folding mounting base through a third sliding rail, a left folding connecting plate is slidably mounted on one side of the left folding mounting frame, and a left folding plate is mounted at the lower end of the left folding connecting plate; the right folding mounting frame is slidably mounted on the bag folding mounting base through a fifth sliding rail, a right folding connecting plate is slidably mounted on one side of the right folding mounting frame, and a right folding plate is mounted at the lower end of the right folding connecting plate.

[0009] The left folding horizontal air cylinder is arranged below the bag folding mounting base, the cylinder body of the left folding horizontal air cylinder is fixedly connected with the left connecting block of the bag folding mounting base, and the driving rod of the left folding horizontal air cylinder is fixedly connected with the left folding mounting frame; the right folding horizontal air cylinder is arranged below the bag folding mounting base, the cylinder body of the right folding horizontal air cylinder is fixedly connected with the right connecting block of the bag folding mounting base, and the driving rod of the right folding horizontal air cylinder is fixedly connected with the right folding mounting frame.

[0010] The left folding lifting air cylinder is arranged at the upper end of the left folding mounting frame, and the driving rod of the left folding lifting air cylinder is connected with the upper end of the left folding connecting plate; the right folding lifting air cylinder is arranged at the upper end of the right folding mounting frame, and the driving rod of the right folding lifting air cylinder is connected with the upper end of the right folding connecting plate.

[0011] Compared with the prior art, the bag folding device of the bag mouth sewing machine can simultaneously drive the front folding plate and the rear folding plate to open and close relative to each other through the first connecting piece and the second connecting piece, ensure that the opening and closing degrees of the front folding plate and the rear folding plate are consistent, and make the bag folding effect more beautiful and convenient for subsequent processing. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is a schematic diagram of the three-dimensional structure of the embodiment.

[0013] Fig. 2 is a schematic diagram of the three-dimensional structure of the embodiment from another perspective.

[0014] Fig. 3 is a schematic diagram of the three-dimensional structure of the embodiment. DETAILED DESCRIPTION

[0015] The embodiments of the utility model are further described in detail below with reference to the drawings.

[0016] Figs. 1 to 3 The structure of the utility model is shown.

[0017] The reference signs in the drawing are as follows: bag folding installation bottom plate 1, bag folding installation vertical plate 2, first sliding rail 3, bag folding fixing seat 4, bag folding lifting cylinder 5, second sliding rail 6, front folding installation frame 7, rear folding installation frame 8, first driving cylinder 9, first cylinder installation seat 10, first connecting piece 11, second connecting piece 12, front folding connecting plate 13, front folding plate 14, first nut 15, rear folding connecting plate 16, rear folding plate 17, second nut 18, left folding installation frame 19, third sliding rail 20, left folding horizontal cylinder 21, left connecting block 22, left folding connecting plate 23, fourth sliding rail 24, left folding plate 25, left folding lifting cylinder 26, right folding installation frame 27, fifth sliding rail 28, right folding horizontal cylinder 29, right connecting block 30, right folding connecting plate 31, sixth sliding rail 32, right folding plate 33, right folding lifting cylinder 34.

[0018] The bag folding device of the bag mouth sewing machine comprises a bag folding installation bottom plate 1 capable of moving up and down, a front folding plate 14, a rear folding plate 17, a left folding plate 25 and a right folding plate 33 arranged in a rectangular shape are arranged below the bag folding installation bottom plate 1, and the bottom of each of the front folding plate 14, the rear folding plate 17, the left folding plate 25 and the right folding plate 33 is provided with a folding edge bent outward. The front folding plate 14 and the rear folding plate 17 are jointly connected with a cylinder for driving relative opening, and the left folding plate 25 and the right folding plate 33 are respectively connected with a cylinder for driving lifting and horizontal movement.

[0019] A bag folding installation vertical plate 2 is installed on one side of the bag folding installation bottom plate 1 and is slidably installed on a bag folding fixing seat 4 through a first sliding rail 3. A bag folding lifting cylinder 5 is arranged on the bag folding fixing seat 4, the cylinder body of the bag folding lifting cylinder 5 is installed on the bag folding fixing seat 4, and one end of the driving rod of the bag folding lifting cylinder 5 is fixedly connected with the bag folding installation vertical plate 2. The bag folding lifting cylinder 5 can drive the bag folding installation vertical plate 2 to move up and down along the first sliding rail 3, and the bag folding installation bottom plate 1 moves up and down accordingly.

[0020] A lower surface of the bag folding installation bottom plate 1 is provided with two groups of second sliding rails 6 arranged in parallel, and the bag folding installation bottom plate 1 is slidably installed with a front folding installation frame 7 and a rear folding installation frame 8 through the second sliding rails 6, and the front folding installation frame 7 and the rear folding installation frame 8 can move horizontally along the second sliding rails 6. A first driving cylinder 9 is arranged on the bag folding installation bottom plate 1, and the cylinder body of the first driving cylinder 9 is fixed on the bag folding installation bottom plate 1 through a first cylinder installation seat 10. One end of the driving rod of the first driving cylinder 9 is connected with a first connecting piece 11 and a second connecting piece 12, the other end of the first connecting piece 11 is fixedly connected with the front folding installation frame 7, and the other end of the second connecting piece 12 is fixedly connected with the rear folding installation frame 8.

[0021] The inner side of the front folding mounting frame 7 is slidably mounted with a front folding connecting plate 13, the lower end of the front folding connecting plate 13 is mounted with a front folding plate 14, and the upper end of the front folding connecting plate 13 is provided with a first nut 15. The bottom end of the first nut 15 is connected to the upper end of the front folding connecting plate 13 through the front folding mounting frame 7, and the up-down height of the front folding plate 14 can be adjusted by screwing the first nut 15. The inner side of the rear folding mounting frame 8 is slidably mounted with a rear folding connecting plate 16, the lower end of the rear folding connecting plate 16 is mounted with a rear folding plate 17, and the upper end of the rear folding connecting plate 16 is provided with a second nut 18. The bottom end of the second nut 18 is connected to the upper end of the rear folding connecting plate 16 through the rear folding mounting frame 8, and the up-down height of the rear folding plate 17 can be adjusted by screwing the second nut 18.

[0022] The first driving cylinder 9 drives the first connecting piece 11 and the second connecting piece 12 to relatively open or close, the first connecting piece 11 drives the front folding mounting frame 7 and the second connecting piece 12 drives the rear folding mounting frame 8 to relatively open or close, and then the front folding plate 14 and the rear folding plate 17 relatively open or close. Such design optimizes the transmission structure and saves cost, and the front folding plate 14 and the rear folding plate 17 fold the front and rear two side edges of the bag opening cutting part, the distance of the front folding plate 14 and the rear folding plate 17 relatively opening or closing is consistent, the effect of bag folding is better, and the bag type is more beautiful.

[0023] The lower side of the bag folding installation bottom plate 1 is provided with a left folding mounting frame 19, the left folding mounting frame 19 is slidably mounted on the lower surface of the bag folding installation bottom plate 1 through a third sliding rail 20, and the left folding mounting frame 19 can move horizontally along the third sliding rail 20. The bag folding installation bottom plate 1 is provided with a left folding horizontal cylinder 21, and the cylinder body of the left folding horizontal cylinder 21 is fixedly connected to the left connecting block 22 on the bag folding installation bottom plate 1. The driving rod of the left folding horizontal cylinder 21 is fixedly connected to the left folding mounting frame 19, and the left folding horizontal cylinder 21 can drive the left folding mounting frame 19 to move horizontally along the third sliding rail 20.

[0024] One side of the left folding mounting frame 19 is provided with a left folding connecting plate 23, the left folding connecting plate 23 is slidably mounted on one side of the left folding mounting frame 19 through a fourth sliding rail 24, and the lower end of the left folding connecting plate 23 is mounted with a left folding plate 25. The upper end of the left folding mounting frame 19 is provided with a left folding lifting cylinder 26, the driving rod of the left folding lifting cylinder 26 is connected to the upper end of the left folding connecting plate 23, and the left folding lifting cylinder 26 can drive the left folding plate 25 to move up and down along the fourth sliding rail 24.

[0025] The right folding mounting frame 27 is slidably mounted on the lower surface of the bag folding mounting base 1 through a fifth sliding rail 28, and can move horizontally along the fifth sliding rail 28. The bag folding mounting base 1 is provided with a right folding horizontal cylinder 29, and the cylinder body of the right folding horizontal cylinder 29 is fixedly connected with a right connecting block 30 of the bag folding mounting base 1. The driving rod of the right folding horizontal cylinder 29 is fixedly connected with the right folding mounting frame 27, and the right folding horizontal cylinder 29 can drive the right folding mounting frame 27 to move horizontally along the fifth sliding rail 28.

[0026] The right folding mounting frame 27 is slidably mounted on the lower surface of the bag folding mounting base 1 through a fifth sliding rail 28, and can move horizontally along the fifth sliding rail 28. The bag folding mounting base 1 is provided with a right folding horizontal cylinder 29, and the cylinder body of the right folding horizontal cylinder 29 is fixedly connected with a right connecting block 30 of the bag folding mounting base 1. The driving rod of the right folding horizontal cylinder 29 is fixedly connected with the right folding mounting frame 27, and the right folding horizontal cylinder 29 can drive the right folding mounting frame 27 to move horizontally along the fifth sliding rail 28.

[0027] During operation, the bag folding lifting cylinder 5 drives the bag folding mounting base 1 to move downward, so that the front folding plate 14 and the rear folding plate 17 pass through the cut bag opening. The front folding plate 14 and the rear folding plate 17 are relatively opened to fold the front and rear edges of the cut bag opening, the left folding lifting cylinder 26 drives the left folding plate 25 to move downward, and the left folding horizontal cylinder 21 drives the left folding plate 25 to fold the left edge of the cut bag opening. The right folding lifting cylinder 34 drives the right folding plate 33 to move downward, and the right folding horizontal cylinder 29 drives the right folding plate 33 to fold the right edge of the cut bag opening.

[0028] The best embodiment of the utility model has been illustrated, and various changes or modifications made by those skilled in the art will not deviate from the scope of the utility model.

Claims

1. A bag-folding device for a bag-mouth sewing machine, comprising a bag-folding mounting base plate (1) that can move up and down, characterized in that: The folding bag mounting base plate (1) is provided with a rectangular arrangement of front folding plate (14), rear folding plate (17), left folding plate (25) and right folding plate (33). The bottom of the front folding plate (14), rear folding plate (17), left folding plate (25) and right folding plate (33) are respectively provided with outwardly bent edges. The folding bag mounting base plate (1) is provided with a first driving cylinder (9). The driving rod of the first driving cylinder (9) is connected to a first connecting piece (11) and a second connecting piece (12). The first connecting piece (11) is connected to the front folding plate (14), and the second connecting piece (12) is connected to the rear folding plate (17). The left folding plate (25) and right folding plate (33) are respectively connected to cylinders for driving their lifting and horizontal movement.

2. The folding device for a bag opening sewing machine according to claim 1, characterized in that: The folding bag mounting base plate (1) is slidably mounted with a front folding mounting frame (7) and a rear folding mounting frame (8) via a second slide rail (6). A first connecting piece (11) is connected to the front folding mounting frame (7), and a second connecting piece (12) is connected to the rear folding mounting frame (8). The lower end of the front folding mounting frame (7) is equipped with the front folding plate (14), and the lower end of the rear folding mounting frame (8) is equipped with the rear folding plate (17).

3. The folding device for a bag opening sewing machine according to claim 2, characterized in that: The folding bag mounting base plate (1) is slidably mounted with a left folding mounting bracket (19) via a third slide rail (20). A left folding connecting plate (23) is slidably mounted on one side of the left folding mounting bracket (19), and the left folding plate (25) is mounted at the lower end of the left folding connecting plate (23). The folding bag mounting base plate (1) is slidably mounted with a right folding mounting bracket (27) via a fifth slide rail (28). A right folding connecting plate (31) is slidably mounted on one side of the right folding mounting bracket (27), and the right folding plate (33) is mounted at the lower end of the right folding connecting plate (31).

4. The folding device for a bag opening sewing machine according to claim 3, characterized in that: The folding bag mounting base plate (1) is provided with a left folding horizontal cylinder (21). The cylinder body of the left folding horizontal cylinder (21) is fixedly connected to the left connecting block (22) of the folding bag mounting base plate (1). The drive rod of the left folding horizontal cylinder (21) is fixedly connected to the left folding mounting frame (19). The folding bag mounting base plate (1) is provided with a right folding horizontal cylinder (29). The cylinder body of the right folding horizontal cylinder (29) is fixedly connected to the right connecting block (30) of the folding bag mounting base plate (1). The drive rod of the right folding horizontal cylinder (29) is fixedly connected to the right folding mounting frame (27).

5. The folding device for a bag opening sewing machine according to claim 4, characterized in that: The upper end of the left-folding mounting bracket (19) is provided with a left-folding lifting cylinder (26), and the drive rod of the left-folding lifting cylinder (26) is connected to the upper end of the left-folding connecting plate (23); the upper end of the right-folding mounting bracket (27) is provided with a right-folding lifting cylinder (34), and the drive rod of the right-folding lifting cylinder (34) is connected to the upper end of the right-folding connecting plate (31).

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