Bag body conveying device and paper bag forming machine

Abstract

The utility model aims to disclose a bag body conveying device and a paper bag forming machine, and relates to the technical field of bag body forming, the bag body conveying device comprises a bag body accommodating assembly, an adsorption head, a bag body clamping hub and a bag body conveying belt; the bag body containing assembly comprises an inclined supporting plate, a first side plate, a second side plate and a front supporting plate, and an L-shaped supporting plate is arranged at the bottom of the front supporting plate; a first clamping jaw is arranged in the first containing cavity, and a second clamping jaw is arranged in the second containing cavity. An adsorption head driven by a first rotating shaft is arranged between the bag body clamping hub and the inclined supporting plate; the bag body clamping device has the beneficial effects that a plurality of bag bodies are placed in the bag body containing assembly in an inclined posture, in the rotating process of the bag body clamping hub, the adsorption head adsorbs the bag bodies to the first clamping jaw or the second clamping jaw one by one through swinging, and every time the bag body clamping hub rotates by one circle, the bag bodies can be clamped by the adsorption head, so that the bag bodies can be clamped by the adsorption head. The two bag bodies are conveyed to the bag body conveying belt, and the bag body conveying device has the advantage of being high in bag body conveying efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of bag forming, in particular to a bag conveying device and a paper bag forming machine. Background Art

[0002] Bags, such as food bags and express bags, require subsequent processes such as wrist strapping after the initial formation of the bags. How to transport the bags one by one is a technical challenge that needs to be overcome.

[0003] In view of this, there is an urgent need to develop a bag conveying device and a paper bag forming machine to solve the above technical problems. Summary of the Invention

[0004] The purpose of the utility model is to disclose a bag conveying device and a paper bag forming machine.

[0005] To achieve the above-mentioned purpose of the invention, the utility model provides a bag conveying device, including a bag containing component, an adsorption head, a bag clamping hub and a bag conveyor belt;

[0006] The bag accommodating assembly includes an inclined support plate, a first side plate, a second side plate and a front support plate, an L-shaped support plate is provided at the bottom of the front support plate, a plurality of bags are placed on the inclined support plate, the ends of the bags are supported on the L-shaped support plate, and a hollow structure is provided between the inclined support plate and the front support plate;

[0007] The bag body clamping hub is symmetrically provided with a first accommodating cavity and a second accommodating cavity, a first clamping claw is provided in the first accommodating cavity, and a second clamping claw is provided in the second accommodating cavity;

[0008] A first rotating shaft and an adsorption head driven by the first rotating shaft are provided between the bag body clamping hub and the inclined support plate, and the adsorption head is aligned with the hollow structure;

[0009] The adsorption head adsorbs the bag body and swings the bag body to the first clamping jaw or the second clamping jaw;

[0010] The first clamping jaw or the second clamping jaw clamps the bag and rotates the bag to the bag conveyor belt.

[0011] Preferably, a second rotating shaft drives the bag body clamping hub to rotate, and the second rotating shaft is rotatably arranged between the first vertical board wall and the second vertical board wall.

[0012] Preferably, a first cam is provided at the end of the second rotating shaft, and the first cam is symmetrically provided with a first convex portion and a second convex portion;

[0013] A first swing arm, a second swing arm, and a third swing arm are provided at the end of the first rotating shaft, the third swing arm is hinged to the first vertical panel wall, a first pin is provided at the end of the third swing arm, and the first cam drives the first pin;

[0014] The first cam drives the adsorption head to swing up and down through the first pin shaft, the third swing rod, the second swing rod, the first swing rod and the first rotating shaft.

[0015] Preferably, the first clamping jaw is driven by a third rotating shaft, and the second clamping jaw is driven by a fourth rotating shaft;

[0016] A second cam is provided on the second rotating shaft. The second cam drives the first clamping jaw to open and close through the third rotating shaft. The second cam drives the second clamping jaw to open and close through the fourth rotating shaft.

[0017] Preferably, the second cam includes an arc-shaped portion and transition arcs provided on both sides of the arc-shaped portion;

[0018] A first gear is provided at the end of the third rotating shaft, and a second gear is provided at the end of the fourth rotating shaft;

[0019] A first swing arm and a second swing arm are respectively provided on both sides of the second cam. The first swing arm is hinged to the cam plate, and a second pin is provided on the first swing arm. The second swing arm is hinged to the cam plate, and a third pin is provided on the second swing arm.

[0020] Preferably, a support rod is provided between the first vertical panel wall and the second vertical panel wall;

[0021] The front support plate is mounted on the support rod through a vertical waist hole.

[0022] Preferably, the bag conveyor belt comprises a horizontal support plate and circulating chains arranged on both sides of the horizontal support plate;

[0023] A plurality of baffles are provided on the circulating chain.

[0024] Preferably, the first vertical panel wall is provided with a first screw rod, a first bevel tooth and a first slider are provided on the first screw rod, and the horizontal support plate is installed above the first slider;

[0025] A second slider is provided below the horizontal support plate, a second screw rod is provided on the second slider, and a second bevel gear is provided on the second screw rod;

[0026] A transmission rod is provided between the first screw rod and the second screw rod, and a third helical tooth and the fourth helical tooth are provided at both ends of the transmission rod respectively;

[0027] The third helical teeth mesh with the first helical teeth, and the fourth helical teeth mesh with the second helical teeth.

[0028] Preferably, a guide wheel is provided at the end of the endless chain.

[0029] Based on the same inventive principle, in order to achieve the above-mentioned second invention purpose, the present invention provides a paper bag forming machine, including the bag conveying device described in the first invention.

[0030] Compared with the prior art, the beneficial effects of the present invention are:

[0031] Several bags are placed in a tilted posture on the bag containing assembly. During the rotation of the bag clamping hub, the adsorption head swings to adsorb the bags one by one to the first clamping jaw or the second clamping jaw, so that two bags are transported to the bag conveyor belt every time the bag clamping hub rotates one circle, which has the advantage of high bag conveying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the three-dimensional structure of the bag conveying device of the present invention.

[0033] Figure 2 It is a schematic diagram of the three-dimensional structure of the bag conveying device of the present invention.

[0034] Figure 3 This is a schematic main view of the first cam of the utility model.

[0035] Figure 4 It is a side view schematic diagram of the bag conveying device of the present invention.

[0036] Figure 5 For this utility model Figure 4 Schematic diagram of the cross-section at AA.

[0037] Figure 6 It is a schematic diagram of the three-dimensional structure of the bag body clamping the wheel hub of the utility model.

[0038] Figure 7 It is a schematic main view of the second cam of the utility model.

[0039] Figure 8 It is a three-dimensional structural diagram of the bag conveyor belt of the utility model.

[0040] Among them, 1. Bag body containing assembly; 11. Inclined support plate; 12. First side plate; 13. Second side plate; 14. Front support plate; 141. L-shaped support plate; 15. Hollow structure; 16. Support rod; 161. Vertical waist hole; 2. Adsorption head; 21. First rotating shaft; 211. First swing rod; 212. Second swing rod; 213. Third swing rod; 214. First pin shaft; 3. Bag body clamping hub; 31. First accommodating chamber; 311. First clamping claw; 312. Third rotating shaft; 313. First gear; 32. Second accommodating chamber; 321. Second clamping claw; 322. Fourth rotating shaft; 323. Second gear; 4. Bag body conveying Belt; 41. Horizontal support plate; 42. Circular chain; 43. Baffle; 5. Second rotating shaft; 51. Second cam; 511. First swing arm; 512. Second swing arm; 513. Second pin; 514. Third pin; 515. Arc portion; 516. Transition arc; 52. Cam plate; 6. First vertical board wall; 61. First screw rod; 611. First oblique tooth; 612. First slider; 62. Second screw rod; 621. Second oblique tooth; 622. Second slider; 63. Transmission rod; 631. Third oblique tooth; 632. Fourth oblique tooth; 7. Second vertical board wall; 8. First cam; 81. First protrusion; 82. Second protrusion. DETAILED DESCRIPTION

[0041] The present invention is described in detail below with reference to the various embodiments shown in the accompanying drawings. However, it should be noted that these embodiments are not limitations of the present invention, and any equivalent transformations or substitutions in functions, methods, or structures made by ordinary technicians in this field based on these embodiments are all within the scope of protection of the present invention.

[0042] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0043] The specific implementation process of the present invention is described below through multiple embodiments.

[0044] Example 1

[0045] See also Figures 1 to 8 , this embodiment discloses a specific implementation of a bag conveying device.

[0046] See also Figures 1 to 8 , the bag conveying device includes a bag accommodating component 1, an adsorption head 2, a bag clamping hub 3 and a bag conveyor belt 4; the bag accommodating component 1 includes an inclined support plate 11, a first side plate 12, a second side plate 13 and a front support plate 14, an L-shaped support plate 141 is provided at the bottom of the front support plate 14, a number of bags are placed on the inclined support plate 11, the ends of the bags are supported on the L-shaped support plate 141, and a hollow structure 15 is provided between the inclined support plate 11 and the front support plate 14; a support rod 16 is provided between the first vertical board wall 6 and the second vertical board wall 7, and the front support plate 14 is installed on the support rod 16 through a vertical waist hole 161, and the installation height of the front support plate 14 can be adjusted through the vertical waist hole 161, thereby adjusting The installation position of the L-shaped support plate 141 provides a basis for reliably supplying the bag body to the adsorption head 2; the bag body clamping hub 3 is symmetrically provided with a first accommodating cavity 31 and a second accommodating cavity 32, a first clamping jaw 311 is provided in the first accommodating cavity 31, and a second clamping jaw 321 is provided in the second accommodating cavity 32; a first rotating shaft 21 and an adsorption head 2 driven by the first rotating shaft 21 are provided between the bag body clamping hub 3 and the inclined support plate 11, the adsorption head 2 is aligned with the hollow structure 15, and two adsorption heads 2 are preferably provided; the adsorption head 2 adsorbs the bag body and swings the bag body to the first clamping jaw 311 or the second clamping jaw 321; the first clamping jaw 311 or the second clamping jaw 321 clamps the bag body and rotates the bag body to the bag body conveyor belt 4.

[0047] Specifically, see Figures 1 to 8, every time the bag body clamping hub 3 rotates one circle, it can clamp a bag body respectively through the first clamping jaw 311 and the second clamping jaw 321 and convey the bag body to the bag body conveyor belt 4. The working principle of the bag body clamping hub 3 is as follows: the second rotating shaft 5 drives the bag body clamping hub 3 to rotate, and the second rotating shaft 5 is rotatably arranged between the first vertical board wall 6 and the second vertical board wall 7; a first cam 8 is arranged at the end of the second rotating shaft 5, and the first cam 8 is symmetrically provided with a first protrusion 81 and a second protrusion 82; a first rocker arm 211, a second rocker arm 212 and a third rocker arm 213 are arranged at the end of the first rotating shaft 21, and the third rocker arm 213 is hinged to the first vertical board wall 6, and a first pin shaft 214 is arranged at the end of the third rocker arm 213, and the first cam 8 drives the first pin shaft 214. Shaft 214; the first cam 8 drives the adsorption head 2 to swing up and down through the first pin shaft 214, the third rocker arm 213, the second rocker arm 212, the first rocker arm 211 and the first rotating shaft 21; in the process of rotation of the bag clamping hub 3, the first cam 8 follows the rotation, and the radius of the first protrusion 81 first increases and then decreases. The first protrusion 81 drives the adsorption head 2 to first approach the end of the bag body through the first rotating shaft 21, and then pulls the end of the bag body down to the first clamping jaw 311 or the second clamping jaw 321. Similarly, the radius of the second protrusion 82 first increases and then decreases. The second protrusion 82 drives the adsorption head 2 to adsorb the next bag body to the first clamping jaw 311 or the second clamping jaw 321, so that every time the bag clamping hub 3 rotates one circle, the first clamping jaw 311 and the second clamping jaw 321 respectively clamp one bag body.

[0048] See also Figures 5 to 7The first clamping jaw 311 is driven by the third rotating shaft 312, and the second clamping jaw 321 is driven by the fourth rotating shaft 322; a second cam 51 is set on the second rotating shaft 5, and the second cam 51 drives the first clamping jaw 311 to open and close through the third rotating shaft 312, and the second cam 51 drives the second clamping jaw 321 to open and close through the fourth rotating shaft 322. The second cam 51 includes an arc portion 515 and transition arcs 516 arranged on both sides of the arc portion 515. The radius of the arc portion 515 remains unchanged, and the radius of the transition arc 516 changes gradually. A first gear 313 is provided at the end of the third rotating shaft 312, and a second gear 323 is provided at the end of the fourth rotating shaft 322. A first swing arm 511 and a second swing arm 512 are provided on both sides of the second cam 51, respectively. The first swing arm 511 is hinged to the cam disc 52, and a second pin 513 is provided on the first swing arm 511. The second swing arm 512 is hinged to the cam disc 52, and a third pin 514 is provided on the second swing arm 512. During the rotation of the bag body clamping hub 3, the second cam 51 follows As the car rotates, when the second pin shaft 513 passes through the transition arc 516, the second pin shaft 513 is pushed upward, causing the first swing arm 511 to swing upward, and the sector teeth at the end of the first swing arm 511 drive the first gear 313 to rotate, and the first gear 313 drives the third rotating shaft 312 to rotate, so that the first clamping jaw 311 changes from an open state to a closed state, thereby clamping the bag body; similarly, when the third pin shaft 514 passes through the transition arc 516, the third pin shaft 514 is pushed upward, causing the second swing arm 512 to swing upward, and the sector teeth at the end of the second swing arm 512 drive the second gear 323 to rotate, and the second gear 323 drives the fourth rotating shaft 322 to rotate, thereby changing the second clamping jaw 321 from an open state to a closed state, thereby clamping the bag body.

[0049] See also Figure 8The bag conveyor belt 4 includes a horizontal support plate 41 and a circulating chain 42 arranged on both sides of the horizontal support plate 41; a plurality of baffles 43 are arranged on the circulating chain 42, and the first clamping jaw 311 or the second clamping jaw 321 clamps the bag to the top of the horizontal support plate 41 and is driven forward by the circulating chain 42 and its baffles 43. A guide wheel 43 is arranged at the end of the circulating chain 42, and the guide wheel 43 guides the bottom of the bag to the next process; in order to flexibly adjust the position of the horizontal support plate 41, the first vertical plate wall 6 is provided with a first screw rod 61, and a first bevel tooth 611 and a first slider 612 are provided on the first screw rod 61, and the horizontal support plate 41 is installed above the first slider 612; a second slider 622 is provided under the horizontal support plate 41, and a second slider 622 is provided on the second slider A second screw rod 62 is set at 622, and a second bevel tooth 621 is set at the second screw rod 62; a transmission rod 63 is set between the first screw rod 61 and the second screw rod 62, and a third bevel tooth 631 and the fourth bevel tooth 632 are respectively set at both ends of the transmission rod 63; the third bevel tooth 631 engages with the first bevel tooth 611, and the fourth bevel tooth 632 engages with the second bevel tooth 621; when the position of the horizontal support plate 41 needs to be adjusted, the first screw rod 61 is screwed, and the transmission rod 63 is driven to rotate through the third bevel tooth 631 on the first bevel tooth 611, and then the second bevel tooth 621 is engaged through the fourth bevel tooth 632, so that the second screw rod 62 is rotated synchronously, so that the first slider 612 and the second slider 622 are moved synchronously, thereby adjusting the position of the horizontal support plate 41.

[0050] The working steps of this embodiment are as follows: the first step is to place a plurality of bags in a stacked manner in the bag containing assembly 1; the second step is to continuously rotate the bag clamping hub 3, and under the drive of the first cam 8, the adsorption head 2 first approaches the end of the bag, and then pulls the end of the bag down to the first clamping jaw 311 or the second clamping jaw 321; the third step is to change the first clamping jaw 311 or the second clamping jaw 321 from an open state to a closed state under the drive of the second cam 51, clamping the bag and rotating it to the bag conveyor belt 4; the fourth step is to drive the bag forward by the circulating chain 42 and its baffle 43.

[0051] Example 2

[0052] This embodiment discloses a specific implementation of a bag forming machine.

[0053] The bag forming machine includes the bag conveying device described in Example 1, which can efficiently supply the initially formed bags to the subsequent processes.

[0054] The bag forming machine disclosed in this embodiment has the same technical solutions as those in Example 1. Please refer to the description in Example 1 and will not be repeated here.

Claims

1. Bag conveying device, characterized in that: It includes a bag containing component, an adsorption head, a bag clamping hub and a bag conveyor belt; The bag accommodating assembly includes an inclined support plate, a first side plate, a second side plate and a front support plate, an L-shaped support plate is provided at the bottom of the front support plate, a plurality of bags are placed on the inclined support plate, the ends of the bags are supported on the L-shaped support plate, and a hollow structure is provided between the inclined support plate and the front support plate; The bag body clamping hub is symmetrically provided with a first accommodating cavity and a second accommodating cavity, a first clamping claw is provided in the first accommodating cavity, and a second clamping claw is provided in the second accommodating cavity; A first rotating shaft and an adsorption head driven by the first rotating shaft are provided between the bag body clamping hub and the inclined support plate, and the adsorption head is aligned with the hollow structure; The adsorption head adsorbs the bag body and swings the bag body to the first clamping jaw or the second clamping jaw; The first clamping jaw or the second clamping jaw clamps the bag and rotates the bag to the bag conveyor belt.

2. The bag conveying device according to claim 1, characterized in that: The second rotating shaft drives the bag body clamping hub to rotate, and the second rotating shaft is rotatably arranged between the first vertical board wall and the second vertical board wall.

3. The bag conveying device according to claim 2, characterized in that: A first cam is provided at the end of the second rotating shaft, wherein the first cam is symmetrically provided with a first convex portion and a second convex portion; A first swing arm, a second swing arm, and a third swing arm are provided at the end of the first rotating shaft, the third swing arm is hinged to the first vertical panel wall, a first pin is provided at the end of the third swing arm, and the first cam drives the first pin; The first cam drives the adsorption head to swing up and down through the first pin shaft, the third swing rod, the second swing rod, the first swing rod and the first rotating shaft.

4. The bag conveying device according to claim 2, characterized in that: The first clamping jaw is driven by a third rotating shaft, and the second clamping jaw is driven by a fourth rotating shaft; A second cam is provided on the second rotating shaft. The second cam drives the first clamping jaw to open and close through the third rotating shaft. The second cam drives the second clamping jaw to open and close through the fourth rotating shaft.

5. The bag conveying device according to claim 4, characterized in that: The second cam includes an arc portion and transition arcs arranged on both sides of the arc portion; A first gear is provided at the end of the third rotating shaft, and a second gear is provided at the end of the fourth rotating shaft; A first swing arm and a second swing arm are respectively provided on both sides of the second cam. The first swing arm is hinged to the cam plate, and a second pin is provided on the first swing arm. The second swing arm is hinged to the cam plate, and a third pin is provided on the second swing arm.

6. The bag conveying device according to claim 3, characterized in that: providing a support rod between the first vertical panel wall and the second vertical panel wall; The front support plate is mounted on the support rod through a vertical waist hole.

7. The bag conveying device according to claim 6, characterized in that: The bag conveyor belt includes a horizontal support plate and circulating chains arranged on both sides of the horizontal support plate; A plurality of baffles are provided on the circulating chain.

8. The bag conveying device according to claim 7, characterized in that: The first vertical wall is provided with a first screw rod, a first bevel tooth and a first slider are provided on the first screw rod, and the horizontal support plate is installed above the first slider; A second slider is provided below the horizontal support plate, a second screw rod is provided on the second slider, and a second bevel gear is provided on the second screw rod; A transmission rod is provided between the first screw rod and the second screw rod, and a third helical tooth and a fourth helical tooth are provided at both ends of the transmission rod respectively; The third helical teeth mesh with the first helical teeth, and the fourth helical teeth mesh with the second helical teeth.

9. The bag conveying device according to claim 7, characterized in that: A guide wheel is provided at the end of the endless chain.

10. Paper bag forming machine, characterized in that, The invention comprises the bag conveying device according to any one of claims 1 to 9.

Images