Automatic feeding and discharging woven bag printing machine

Abstract

The utility model relates to the field of woven bag printing, in particular to an automatic feeding and discharging woven bag printing machine which comprises a printing machine body and a control console, and an automatic lifting mechanism and an overturning mechanism are arranged at the feeding end and the discharging end of the printing machine body respectively. A feeding mechanism is arranged above the automatic lifting mechanism and at the upper part of the feeding end of the printing machine body; by arranging the automatic lifting mechanism, a woven bag needing to be printed is placed on the lifting platform of the lifting mechanism during use, the motor in the control box is started through the height sensor to retract the pull rope, and the shear shank is retracted to enable the woven bag to be located below the vacuum generator all the time; a piece feeding mechanism is arranged, and through linkage of a first air cylinder and a second air cylinder, a vacuum generator at the telescopic end of the second air cylinder automatically feeds woven bags placed on a feeding table; and by arranging the turning mechanism, the woven bags can be pressed downwards when being printed and separated from the conveying belt, so that the woven bags fall into the front side of the rotating rod, and fixed-point discharging of the woven bags is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of woven bag printing, in particular to an automatic loading and unloading woven bag printing machine. Background Art

[0002] A woven bag printing press is a type of printing press used to print text and images on woven bags. It can print on either one or both sides of the bag and can also print multiple colors. Its operating cycle includes feeding, positioning, placing the bag, lowering it to the inking plate, and scraping the ink.

[0003] Through searching, the announcement number CN212796219U provides a high-quality plastic woven bag printing machine, including a printing machine and a placing mechanism. The placing mechanism is arranged on the front of the printing machine, and is improved in an open manner while maintaining the original working platform. The second placing block is connected to the support frame through a sliding connection between the roller and the support frame, so that a cavity is formed on the surface of the support frame for placing the storage box for centralized collection and sending it to the next process in a unified manner, while avoiding the woven bags being messy on the table due to the large printing task volume and untimely sorting, which delays the work progress. A placing groove is provided on the upper surface of the support frame, and the placing groove matches the storage box, so that the horizontal height of the storage box is flush with the horizontal height of the support frame, which is convenient for the woven bags to be collected and passed through a limit block on one side of the support frame. The limit hole is provided on one side of the second placing block and matches one end of the limit block, reinforcing the stability of the placing piece while maintaining the original working state, and facilitating the control of the opening and closing of the placing piece.

[0004] However, the woven bag printing machine requires manual feeding and removal of parts during use, which increases the labor intensity of workers and may also cause fluctuations in product quality due to inconsistencies in manual operation. Utility Model Content

[0005] In response to the existing problems, the utility model provides an automatic loading and unloading woven bag printing machine, which aims to solve the problem mentioned in the background technology that manual feeding and removal of parts are required, which increases the labor intensity of workers and the inconsistency of manual operation leads to fluctuations in product quality.

[0006] In order to solve the above problems, the utility model provides an automatic loading and unloading woven bag printing machine, including a printing machine body, a control console is provided on the side of the printing machine body, the feed end and the discharge end of the printing machine body are respectively provided with an automatic lifting mechanism and a turning mechanism, a feeding mechanism is installed above the automatic lifting mechanism and on the upper part of the feed end of the printing machine body, the automatic lifting mechanism includes a bottom plate, a control box is provided on one side of the upper end of the bottom plate, a lifting platform is provided above the bottom plate, a pair of fixing frames and a pair of slide rails are symmetrically provided in the center above the bottom plate, and a slider is slidably connected to the inner side of the slide rail The fixed frame and the slide rail are connected to the lifting platform through two centrally hinged scissor frames. The side of the base plate is connected to a fixed rod, and a height sensor is installed on the fixed rod; the feeding mechanism includes a connecting rod a horizontally installed on the upper part of the feed end of the printing machine body, one end of the connecting rod a is vertically connected to the first cylinder, the telescopic end of the first cylinder is horizontally connected to the second cylinder, and the telescopic end of the second cylinder is installed with a vacuum generator; the turning mechanism includes a connecting frame connected to the bottom of the discharge end of the printing machine body, and a driven roller and a turning rod are arranged in the middle of the connecting frame to rotate in sequence from top to bottom.

[0007] Furthermore, the two scissors racks are connected by a connecting rod, a fixing piece is provided in the center of the connecting rod, and two pulleys are provided from top to bottom in the center of the side wall of the control box close to the lifting platform. A pull rope is sleeved on the pulley, and the two ends of the pull rope are respectively connected to the fixing piece and the output shaft of the reduction motor in the control box.

[0008] Furthermore, the scissors frame is divided into a scissors frame A and a scissors frame B. The lower end of the scissors frame A is hinged on the pulley, the upper end of the scissors frame A is in sliding contact with the lower surface of the lifting platform, the lower end of the scissors frame B is hinged to the upper end of the fixed frame, and the upper end of the scissors frame B is hinged to the lower end of the lifting platform.

[0009] Furthermore, movable wheels are provided at the four corners of the lower end of the base plate, and a push handle is connected to one side of the base plate.

[0010] Furthermore, the tipping rod includes a rotating shaft rotatably connected between the connecting frames, one end of the rotating shaft is sleeved with a driving member, and the driving member is fixedly connected to the connecting frame.

[0011] Furthermore, a plurality of rotating rods are sleeved on the outer side of the rotating shaft.

[0012] Furthermore, a driving roller is rotatably provided on the upper portion of the discharge end of the printing machine body, and a conveyor belt is sleeved on the driving roller and the driven roller.

[0013] Furthermore, the control box is electrically connected to the height sensor, and the first cylinder, the second cylinder, the vacuum generator and the driving member are electrically connected to the control console.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The utility model is provided with a lifting mechanism. When in use, it is only necessary to place the woven bag to be printed on the lifting platform of the lifting mechanism. The height sensor activates the motor inside the control box to retract the pull rope, and then the scissors frame is folded so that the woven bag is always located under the vacuum generator, which is convenient for unmanned operation of the equipment.

[0016] 2. The utility model sets a feeding mechanism. Under the control of the console, the first cylinder and the second cylinder are linked together, so that the vacuum generator at the front end of the second cylinder automatically feeds the woven bags placed on the feeding table.

[0017] 3. The utility model is provided with a turning mechanism, which can press down the woven bag when it is printed and separated from the conveyor belt, so that it falls to the front side of the rotating rod, thereby preventing the woven bag from being affected by wind resistance and falling to an uncertain position, thereby ensuring the fixed-point discharge of the woven bag.

[0018] 4. The utility model can process products of different sizes and materials as needed, and is suitable for printing operations of woven bags and ton bags, which helps to improve production efficiency and flexibility while reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of an automatic loading and unloading woven bag printing machine;

[0020] Figure 2 This is a schematic diagram of the automatic material lifting mechanism of an automatic loading and unloading woven bag printing machine;

[0021] Figure 3 This is a partial cross-sectional diagram of the automatic material lifting mechanism of an automatic loading and unloading woven bag printing machine;

[0022] Figure 4 This is a schematic diagram of the feeding component of an automatic loading and unloading woven bag printing machine;

[0023] Figure 5 This is a schematic diagram of the turning mechanism of an automatic loading and unloading woven bag printing machine;

[0024] Figure 6 This is a schematic diagram of the turning rod part of an automatic loading and unloading woven bag printing machine;

[0025] Description of the numbers in the figure:

[0026] 1. Printing machine body; 101. Driving roller; 2. Automatic material lifting mechanism; 201. Bottom plate; 202. Control box; 203. Fixed frame; 204. Slide rail; 205. Slider; 206. Scissor frame; 206A. Scissor frame A; 206B. Scissor frame B; 207. Lifting platform; 208. Fixed rod; 209. Height sensor; 210. Connecting rod; 211. Fixing part; 212. Pulley; 213. Pull rope; 214. Moving wheel; 215. Push handle; 3. Feeding mechanism; 301. Connecting rod a; 302. First cylinder; 303. Second cylinder; 304. Vacuum generator; 4. Turning mechanism; 401. Connecting frame; 402. Driven roller; 403. Conveyor belt; 404. Turning rod; 4041. Rotating shaft; 4042. Driving part; 4043. Rotating rod; 5. Control console. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] See also Figures 1-6 The utility model provides an automatic loading and unloading woven bag printing machine, including a printing machine body 1, a control console 5 is provided on the side of the printing machine body 1, and an automatic lifting mechanism 2 and a turning mechanism 4 are respectively provided at the feeding end and the discharging end of the printing machine body 1. A feeding mechanism 3 is installed above the automatic lifting mechanism 2 and on the upper part of the feeding end of the printing machine body 1, and the automatic lifting mechanism 2 includes a bottom plate 201, a control box 202 is provided on one side of the upper end of the bottom plate 201, and a lifting platform 207 is provided above the bottom plate 201. A pair of fixed frames 203 and a pair of slide rails 204 are symmetrically provided in the center above the bottom plate 201, and a slider 205 is slidably connected to the inner side of the slide rail 204. 4 is connected to the lifting platform 207 through two centrally hinged scissor frames 206, and a fixed rod 208 is connected to the side of the bottom plate 201, and a height sensor 209 is installed on the fixed rod 208; the feeding mechanism 3 includes a connecting rod a301 horizontally installed on the upper part of the feed end of the printing machine body 1, and one end of the connecting rod a301 is vertically connected to the first cylinder 302, and the telescopic end of the first cylinder 302 is horizontally connected to the second cylinder 303, and the telescopic end of the second cylinder 303 is installed with a vacuum generator 304; the turning mechanism 4 includes a connecting frame 401 connected to the bottom of the discharge end of the printing machine body 1, and a driven roller 402 and a turning rod 404 are rotated in sequence from top to bottom in the middle of the connecting frame 401.

[0029] Among them, the two scissors racks 206 are connected by a connecting rod 210, a fixing part 211 is provided in the center of the connecting rod 210, and two pulleys 212 are provided from top to bottom in the center of the side wall of the control box 202 close to the lifting platform 207. A pull rope 213 is sleeved on the pulley, and the two ends of the pull rope 213 are respectively connected to the fixing part 211 and the output shaft of the reduction motor in the control box 202.

[0030] Among them, the scissors rack 206 is divided into a scissors rack A206A and a scissors rack B206B. The lower end of the scissors rack A206A is hinged on the slider 205, and the upper end of the scissors rack A206A is in sliding contact with the lower surface of the lifting platform 207. The lower end of the scissors rack B206B is hinged to the upper end of the fixed frame 203, and the upper end of the scissors rack B206B is hinged to the lower end of the lifting platform 207.

[0031] The bottom plate 201 is provided with movable wheels 214 at the four corners of its lower end, and a push handle 215 is connected to one side of the bottom plate 201 .

[0032] The tipping rod 404 includes a rotating shaft 4041 rotatably connected to the connecting frame 401 , one end of the rotating shaft 4041 is sleeved with a driving member 4042 , and the driving member 4042 is fixedly connected to the connecting frame 401 .

[0033] A plurality of rotating rods 4043 are sleeved on the outer side of the rotating shaft 4041 .

[0034] A driving roller 101 is rotatably provided on the upper portion of the discharge end of the printing machine body 1 , and a conveyor belt 403 is sleeved on the driving roller 101 and the driven roller 402 .

[0035] The control box 202 is electrically connected to the height sensor 209 , and the first cylinder 302 , the second cylinder 303 , the vacuum generator 304 and the driving member 4042 are electrically connected to the control console 5 .

[0036] Example 1:

[0037] When the operator uses it, he places the woven bag that needs to be printed on the lifting platform 207, adjusts the height sensor 209 to the appropriate position, moves the automatic lifting mechanism 2 to the feeding end of the printing machine body 1 through the moving wheel 214, starts the control box 202, and the height sensor 209 transmits the position information back to the control box 202. The motor inside the control box 202 retracts and releases the pull rope 213, and the scissors frame 206 drives the slider 205 to slide in the slide rail 204, thereby controlling the lifting and lowering of the lifting platform 207, and sending the woven bag to the appropriate position, so as to facilitate unmanned operation of the equipment.

[0038] Example 2:

[0039] The first cylinder 302, the second cylinder 303 and the vacuum generator 304 are started through the operating table 5, and the woven bag placed on the lifting platform 207 is grabbed by the vacuum generator 304. Then, the grabbed woven bag is sent into the printing machine body 1 through the linkage of the first cylinder 302 and the second cylinder 303 to start printing, thereby realizing automatic feeding of the printing machine.

[0040] Example 3:

[0041] After printing is completed, the woven bag is sent to the turning mechanism 4 by the conveyor belt 403. When the woven bag and the conveyor belt 403 are separated, the driving member 4042 drives the rotating shaft 4041 to rotate under the control of the control console 5, and then drives the rotating rod 4043 to press down the woven bag, so that it falls in front of the rotating rod 4043, thereby preventing the woven bag from being affected by wind resistance and falling to an uncertain position, thereby ensuring the fixed-point discharge of the woven bag, so that it is piled up in the same position without manual picking up.

[0042] The above description is merely a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Any person skilled in the art who, within the technical scope disclosed in the present invention, makes equivalent substitutions or modifications based on the technical solutions and improved concepts of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. An automatic loading and unloading woven bag printing machine, comprising a printing machine body (1), a control console (5) being provided on the side of the printing machine body (1), characterized in that: The feed end and the discharge end of the printing machine body (1) are respectively provided with an automatic lifting mechanism (2) and a turning mechanism (4), and a feeding mechanism (3) is installed above the automatic lifting mechanism (2) and on the upper part of the feed end of the printing machine body (1), the automatic lifting mechanism (2) includes a base plate (201), a control box (202) is provided on one side of the upper end of the base plate (201), a lifting platform (207) is provided above the base plate (201), a pair of fixed frames (203) and a pair of slide rails (204) are symmetrically provided in the center above the base plate (201), a slider (205) is slidably connected to the inner side of the slide rail (204), the fixed frame (203) and the slide rail (204) are connected to the lifting platform (207) via two centrally hinged scissor frames (206), a fixed rod (208) is connected to the side of the base plate (201), and a height sensor (209) is installed on the fixed rod (208); The feeding mechanism (3) comprises a connecting rod a (301) horizontally mounted on the upper portion of the feeding end of the printing machine body (1), one end of the connecting rod a (301) being vertically connected to a first cylinder (302), a telescopic end of the first cylinder (302) being horizontally connected to a second cylinder (303), and a vacuum generator (304) being mounted on the telescopic end of the second cylinder (303); The turning mechanism (4) comprises a connecting frame (401) connected below the discharge end of the printing machine body (1), wherein a driven roller (402) and a turning rod (404) are arranged in the middle of the connecting frame (401) in a manner rotating from top to bottom.

2. The automatic loading and unloading woven bag printing machine according to claim 1, characterized in that: The two scissor racks (206) are connected via a connecting rod (210), a fixing member (211) is provided in the center of the connecting rod (210), two pulleys (212) are provided from top to bottom in the center of the side wall of the control box (202) close to the lifting platform (207), a pull rope (213) is sleeved on the pulleys, and two ends of the pull rope (213) are respectively connected to the fixing member (211) and the output shaft of the reduction motor in the control box (202).

3. The automatic loading and unloading woven bag printing machine according to claim 1, characterized in that: The scissors frame (206) is divided into a scissors frame A (206A) and a scissors frame B (206B). The lower end of the scissors frame A (206A) is hinged on the slider (205), the upper end of the scissors frame A (206A) is in sliding contact with the lower surface of the lifting platform (207), the lower end of the scissors frame B (206B) is hinged on the upper end of the fixed frame (203), and the upper end of the scissors frame B (206B) is hinged on the lower end of the lifting platform (207).

4. The automatic loading and unloading woven bag printing machine according to claim 1, characterized in that: The four corners of the lower end of the bottom plate (201) are provided with moving wheels (214), and one side of the bottom plate (201) is connected to a push handle (215).

5. The automatic loading and unloading woven bag printing machine according to claim 1, characterized in that: The turning rod (404) includes a rotating shaft (4041) rotatably connected to the connecting frame (401), one end of the rotating shaft (4041) is sleeved with a driving member (4042), and the driving member (4042) is fixedly connected to the connecting frame (401).

6. The automatic loading and unloading woven bag printing machine according to claim 5, characterized in that: A plurality of rotating rods (4043) are sleeved on the outer side of the rotating shaft (4041).

7. The automatic loading and unloading woven bag printing machine according to claim 1, characterized in that: A driving roller (101) is rotatably provided on the upper portion of the discharge end of the printing machine body (1), and a conveyor belt (403) is sleeved on the driving roller (101) and the driven roller (402).

8. The automatic loading and unloading woven bag printing machine according to claim 4, characterized in that: The control box (202) is electrically connected to the height sensor (209), and the first cylinder (302), the second cylinder (303), the vacuum generator (304) and the driving member (4042) are electrically connected to the control console (5).

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