Clamping and pulling type liquid packaging machine

Abstract

The utility model discloses a clamping and pulling type liquid packaging machine which comprises a machine body, a supporting frame arranged on the top of the machine body, a liquid storage barrel arranged on the top of the supporting frame, a metering and discharging mechanism arranged on the top of the machine body, a film supply mechanism arranged on the outer wall of the right side of the machine body, a cavity formed in the machine body, a clamping and pulling mechanism arranged in the cavity and a pulling belt mechanism arranged in the machine body. A waste edge collecting mechanism is arranged at the lower end of the machine body; through mutual cooperation of the film supply mechanism, the liquid storage barrel, the metering and discharging mechanism, the clamping and pulling mechanism, the belt pulling mechanism and the press sealing mechanism, liquid in the liquid storage barrel is subjected to filling, edge sealing and cutting to form single products, the whole process is operated through equipment, continuous production of the products is achieved, and the production efficiency of the products is improved; the clamping and pulling type structure can prevent the wire drawing problem, can exhaust most of gas in the packaging bag in the packaging process, is damp-proof and dust-proof, further reduces the deterioration risk of the liquid product, and improves the quality of the product.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid packaging equipment technical field especially relates to a kind of clamping and pulling type liquid packaging machine. BACKGROUND

[0002] Liquid packaging machine is used in the bagging packaging of liquid and sauce body class products in food industry, pharmaceutical industry, daily chemical industry, such as frozen food, tomato sauce, honey, jam, chocolate sauce, fruit juice, chili sauce, soy sauce, sesame oil, mouthwash, shampoo, shower gel etc.;Existing liquid packaging machine mainly adopts volumetric filling system, and is packaged in the way of suction nozzle bag filling and bag feeding type packaging, usually including filling mechanism, liquid storage barrel, control system and conveying belt.

[0003] When some viscous liquid products are packaged by liquid packaging machine using suction nozzle bag filling method, in the process of sealing or shearing, due to the viscosity and elasticity of liquid, liquid itself will appear fine filamentous adhesion phenomenon, which is called drawing thread;At the same time, if the back-pumping distance of the equipment is insufficient or the back-pumping speed is too slow, the drawing thread phenomenon will increase, which will lead to problems such as unattractive packaging, unfirm sealing, product leakage, etc.;Drawing thread phenomenon may also affect filling accuracy, resulting in actual filling amount not meeting the set value, thereby affecting product quality.

[0004] Therefore, a clamping and pulling type liquid packaging machine is proposed to solve the problems existing in the prior art. UTILITY MODEL CONTENT

[0005] The utility model aims at: in view of the above-mentioned problems, provide a kind of clamping and pulling type liquid packaging machine, the utility model is cooperated by membrane supply mechanism, liquid storage barrel, metering and discharging mechanism, clamping and pulling mechanism, pulling belt mechanism and sealing mechanism, liquid in liquid storage barrel is formed single product after filling, edge sealing, cutting, the whole process is operated by equipment, realizes the continuous production of product, can significantly improve the production efficiency of product;At the same time, clamping and pulling type structure not only can prevent drawing thread problem, can discharge most gas in packaging bag during packaging process, prevent damp and dust, further reduce the metamorphic risk of liquid product, improve the quality of product, in order to realize the above-mentioned utility model purposes, the technical scheme that the utility model adopts is as follows:

[0006] According to one aspect of the utility model, a kind of clamping and pulling type liquid packing machine is provided, including machine body, film supply mechanism, liquid storage barrel, metering unloading mechanism, clamping and pulling mechanism, pull belt mechanism, scrap edge collecting mechanism and pressure sealing mechanism, the top of the machine body is equipped with support frame, the liquid storage barrel is arranged at the top of support frame, the top of the machine body is equipped with metering unloading mechanism, and metering unloading frame structure is located directly below liquid storage barrel, the outer wall on the right side of the machine body is equipped with film supply mechanism, the machine body is equipped with cavity, and clamping and pulling mechanism is equipped in cavity, the inside of the machine body is equipped with pull belt mechanism matched with clamping and pulling mechanism, the lower end of the rear side of the machine body is equipped with scrap edge collecting mechanism, the lower end of the cavity is equipped with pressure sealing mechanism, and pressure sealing mechanism is located at the lower end of clamping and pulling mechanism, the outlet of the pressure sealing mechanism is equipped with upwardly inclined conveying belt, the front end of the machine body is equipped with control panel for man-machine interaction.

[0007] Preferably, the film supply mechanism includes two mounting plates symmetrically mounted on the right side of the machine body, and a roll of film is provided between the two mounting plates. Both mounting plates are L-shaped, and the lower end of the mounting plate near the front end of the machine body is provided with a film supply motor. A plurality of film supply rods are provided between the two mounting plates, and a film supply driving rod is provided at the middle segment of the two mounting plates. A correction motor is provided on the mounting plate at the front end of the machine body. A correction photoelectric switch is provided at the front end of the machine body, and a paper supply motor is provided on the mounting plate at the rear end of the machine body.

[0008] Preferably, the lower end of the liquid storage barrel is provided with a plurality of pump body units. The rear end of the liquid storage barrel is provided with a stirring assembly, and a water temperature probe is provided at the lower end of the stirring assembly.

[0009] The metering unloading mechanism includes a mounting bracket provided on the top of the rack, and a plurality of servo ceramic pumps are uniformly provided on the mounting bracket. The plurality of servo ceramic pumps are located directly below the plurality of pump body units, and the number of the plurality of servo ceramic pumps is consistent with the number of the plurality of pump body units. A plurality of material conveying pipes are provided on the left side of the plurality of servo ceramic pumps.

[0010] Preferably, the clamping and pulling mechanism includes a three-edge sealing package mechanism, a slitting mechanism, and an edge sealing mechanism. The three-edge sealing package mechanism, the slitting mechanism, and the edge sealing mechanism are arranged in a vertical direction in sequence from top to bottom.

[0011] The three-edge sealing package mechanism includes a support frame provided on the top of the cavity. Two connecting plates are symmetrically provided in the support frame, and two sealing cylinders are provided on each connecting plate. The output ends of the two sealing cylinders on each side are connected to an edge clamping plate. A bottom edge clamping plate is provided at the lower end of each edge clamping plate. A plurality of grooves are provided in each edge clamping plate, and the grooves on the two edge clamping plates correspond to each other to form a square groove. The plurality of material conveying pipes are inserted into the square groove formed by the plurality of grooves.

[0012] Preferably, the slitting mechanism comprises a bottom plate provided at the lower end of the support frame, a plurality of rolling slits are uniformly arranged on the bottom plate, a rotating shaft is provided at the lower end of the support frame, and a plurality of driving wheels are provided on the rotating shaft and consistent in number with the rolling slits.

[0013] Preferably, the edge sealing mechanism comprises two guide rods arranged in the machine body, a blocking block is arranged at the upper and lower ends of each guide rod, a connecting frame is arranged between the two guide rods, two first edge sealing cylinders are arranged in the connecting frame, a first edge sealing plate is connected to the output ends of the two first edge sealing cylinders, two connecting rods are symmetrically arranged on the left and right sides of the connecting frame, a horizontal plate is arranged on the side of the two connecting rods away from the first edge sealing plate, two second edge sealing cylinders are arranged on the outer side of the connecting frame, the output ends of the two second edge sealing cylinders are connected to the horizontal plate, a second edge sealing plate is connected to the side of the two connecting rods close to the first edge sealing plate, two perforations are arranged on the first edge sealing plate, the two connecting rods pass through the corresponding perforations, and two supporting cylinders are symmetrically arranged at the lower end of the connecting frame.

[0014] Preferably, the pull tape mechanism comprises a mounting seat and a top seat arranged inside the machine body, the top seat is located directly above the mounting seat, a drive motor is arranged on the mounting seat, a speed reducer is arranged on the mounting seat, the output shaft of the drive motor is connected to the speed reducer, two gear sets are arranged on the mounting seat and the top seat through bearing seats, each gear set is composed of two gears arranged side by side, the gear set on the mounting seat is connected to the speed reducer through a roller shaft, a chain is wound between the two gear sets, a connecting seat is arranged on the chain, and the connecting seat is connected to the bottom of the connecting frame.

[0015] Preferably, the scrap edge collecting mechanism comprises an extension plate arranged at the lower end of the rear side of the machine body, a winding motor is arranged on the extension plate, the output shaft of the winding motor extends to the other side of the extension plate, a roller is arranged on the output shaft of the winding motor, and a baffle disc is arranged at both ends of the roller.

[0016] Preferably, the pressing and sealing mechanism comprises a square frame arranged at the lower end inside the machine body, square plates are arranged on the left and right sides of the square frame, two rolling rods are rotatably installed between the two square plates, a fixed pressing plate is arranged in the square frame, two guide rods are symmetrically arranged in the square frame, an movable pressing plate is slidably connected to the two guide rods, two pressing and sealing cylinders are arranged on the outer side wall of the square frame away from the fixed pressing plate, the output ends of the two pressing and sealing cylinders are connected to the movable pressing plate, a Z-shaped frame is arranged on the movable pressing plate, two cutting cylinders are arranged on the Z-shaped frame, a groove is arranged in the movable pressing plate, a cutting knife is arranged in the groove, the output ends of the two cutting cylinders are connected to the cutting knife, an arc-shaped discharge chute is arranged at the lower end of the square frame, and the discharge chute is located above the conveying belt.

[0017] In summary, due to the adoption of the above technical scheme, the beneficial effects of the utility model are:

[0018] 1、The utility model relates to a kind of clamping and pulling type liquid packing machine, by membrane supply mechanism, liquid storage barrel, metering unloading mechanism, clamping and pulling mechanism, pull belt mechanism and the mutual cooperation of sealing mechanism, the liquid in liquid storage barrel is formed single product after filling, edge sealing, cutting, entire process is operated by equipment, realizes the continuous production of product, can significantly improve the production efficiency of product;Meanwhile, clamping and pulling type structure not only can prevent wire drawing problem, can discharge most gas in packaging bag in packaging process, moisture-proof dustproof, further reduce the metamorphic risk of liquid product, improve the quality of product.

[0019] 2、The utility model relates to a kind of clamping and pulling type liquid packing machine, by being equipped with waste edge collecting device in pull belt mechanism, compared with prior art machine, the liquid quality and packaging bag length in the packaging bag of this liquid packing machine can be accurately controlled, use servo ceramic pump, with the advantages of convenient disassembly and washing, long service life, meet food hygiene. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the front view perspective drawing of the utility model;

[0021] Figure 2 It is the rear view perspective drawing of the utility model;

[0022] Figure 3 It is the three-dimensional structure schematic diagram of the membrane supply mechanism of the utility model;

[0023] Figure 4 It is the three-dimensional structure schematic diagram of the three-edge sealing packaging mechanism of the utility model;

[0024] Figure 5 It is the three-dimensional structure schematic diagram of the slitting mechanism of the utility model;

[0025] Figure 6 It is the three-dimensional structure schematic diagram of the edge sealing mechanism of the utility model;

[0026] Figure 7 It is the three-dimensional structure schematic diagram of pull belt mechanism and waste edge collecting mechanism of the utility model;

[0027] Figure 8 It is the three-dimensional structure schematic diagram of the sealing mechanism of the utility model;

[0028] Figure 9 It is the structure explosion drawing of movable press plate and cutting knife of the utility model;

[0029] In the drawings, 1, machine body;

[0030] 2, film supply mechanism; 201, mounting plate; 202, film roll; 203, film supply motor; 204, film supply rod; 205, film supply driving rod; 206, deviation correction motor; 207, deviation correction photoelectric switch; 208, paper supply motor;

[0031] 3, liquid storage tank; 301, multi-column pump body unit; 302, stirring assembly; 303, water temperature probe;

[0032] 4, metering and discharging mechanism; 401, mounting frame; 402, servo ceramic pump;

[0033] 5, three-edge sealing mechanism; 501, support frame; 502, connecting plate; 503, sealing cylinder; 504, edge sealing clamping plate; 505, bottom edge sealing clamping plate; 506, groove;

[0034] 6, slitting mechanism; 601, bottom plate; 602, rolling and cutting; 603, rotating rod; 604, driving wheel;

[0035] 7, edge sealing mechanism; 701, guide rod; 702, blocking block; 703, connecting frame; 704, first edge sealing cylinder; 705, first edge sealing plate; 706, connecting rod; 707, cross plate; 708, second edge sealing cylinder; 709, second edge sealing plate; 710, supporting cylinder;

[0036] 8, pull tape mechanism; 801, mounting seat; 802, top seat; 803, driving motor; 804, speed reducer; 805, gear set; 806, bearing seat; 807, chain; 808, connecting seat;

[0037] 9, scrap edge collecting mechanism; 901, extension plate; 902, winding motor; 903, roller; 904, baffle plate;

[0038] 10, sealing mechanism; 1001, square frame; 1002, square plate; 1003, rolling rod; 1004, fixed pressing plate; 1005, guide rod; 1006, movable pressing plate; 1007, sealing cylinder; 1008, U-shaped frame; 1009, cutting cylinder; 1010, cutting knife; 1011, discharge chute;

[0039] 11, support frame; 12, conveyor belt; 13, control panel; 14, material conveying pipe. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following preferred embodiments are given with reference to the drawings, and the utility model is further described in detail. However, it should be noted that many details listed in the description are only for the reader to have a thorough understanding of one or more aspects of the utility model, and the aspects of the utility model can be realized even without these specific details.

[0041] Please refer to Figures 1 to 3 The utility model provides a kind of clamping and pulling type liquid packing machine, technical scheme is as follows:

[0042] Including body 1, film supply mechanism 2, liquid storage barrel 3, metering and discharging mechanism 4, clamping and pulling mechanism, pull belt mechanism 8, scrap edge collecting mechanism 9 and sealing mechanism 10, the top of the body 1 is equipped with support frame 11, the liquid storage barrel 3 is arranged at the top of support frame 11, the top of the body 1 is equipped with metering and discharging mechanism 4, and metering and discharging mechanism is located directly below the liquid storage barrel 3, the right side outer wall of the body 1 is equipped with film supply mechanism 2, the body 1 is equipped with cavity, and clamping and pulling mechanism is equipped in the cavity, the body 1 is equipped with pull belt mechanism 8 matched with clamping and pulling mechanism, the lower end of the rear side of the body 1 is equipped with scrap edge collecting mechanism 9, the lower end of the cavity is equipped with sealing mechanism 10, and sealing mechanism 10 is located at the lower end of clamping and pulling mechanism, the outlet of sealing mechanism 10 is equipped with upwardly inclined conveying belt 12, and the front end of the body 1 is equipped with control panel 13 for man-machine interaction.

[0043] The upper end in the body 1 is equipped with knife film assembly for cutting roll film 202, that is, knife die plate is arranged on horizontal rod in the body 1, for cutting through roll film 202; roll film 202 on film supply mechanism 2 is guided through several film supply rods 204 to pass through knife die assembly, after film is cut, it is pulled to the upper end of clamping and pulling mechanism, packaging liquid is conveyed from liquid storage barrel 3 to metering and discharging mechanism 4 below, then through multiple material conveying long pipes, is transported to the packaging bag with three edges sealed below clamping and pulling mechanism, the packaging bag is divided into multiple columns by slitting device in clamping and pulling mechanism, and then edge sealing treatment is carried out through edge sealing mechanism 7, then under the driving of pull belt mechanism 8, the packaging bag moves downwards to sealing mechanism 10 to carry out the last packaging, and finally falls on conveying belt 12 and is output outward;

[0044] The clamping and pulling type structure not only can prevent wire drawing problem, but also can discharge most of the gas in the packaging bag during the packaging process, prevent moisture and dust, further reduce the metamorphic risk of liquid product, and improve the quality of product; in addition, the clamping and pulling type structure realizes continuous production of product, and can significantly improve the production efficiency of product.

[0045] The film supply mechanism 2 includes two mounting plates 201 symmetrically mounted on the right side of the body 1, and roll film 202 is arranged between the two mounting plates 201, the two mounting plates 201 are L-shaped, and the lower end of the mounting plate 201 close to the front end of the body 1 is equipped with film supply motor 203, a plurality of film supply rods 204 are arranged between the two mounting plates 201, and film supply driving rod 205 is arranged in the middle of the two mounting plates 201, and deviation correction motor 206 is arranged on the mounting plate 201 at the front end of the body 1, deviation correction photoelectric switch 207 is arranged at the front end of the body 1, and paper supply motor 208 is arranged on the mounting plate 201 at the rear end of the body 1.

[0046] The staff can control the overall operation of the machine body 1 through the man-machine interactive control panel 13; the equipment is powered on, and then the film supply motor 203 starts to drive the hard film to start conveying through the film supply main shaft 205. Through the cooperation of multiple film supply shafts 204, the hard film is straightened, so that the hard film always maintains stable during conveying, avoiding the phenomenon of hard film folding and stirring; at the same time, the deviation correction motor 206 starts to make the deviation correction photoelectric switch 207 start to detect the transmission process of the hard film to avoid deviation of the hard film. Once the deviation occurs, the deviation correction photoelectric switch 207 will feed back to the man-machine interactive control panel 13 to remind the staff and prevent the hard film transmission deviation, thereby ensuring stability.

[0047] The lower end of the liquid storage tank 3 is provided with multiple pump body units 301, the rear end of the liquid storage tank 3 is provided with a stirring assembly 302, and the lower end of the stirring assembly 302 is provided with a water temperature probe 303; the metering and discharging mechanism 4 includes a mounting frame 401 arranged on the top of the rack, and multiple servo ceramic pumps 402 are uniformly arranged on the mounting frame 401. Multiple servo ceramic pumps 402 are located directly below multiple pump body units 301, and the number of multiple servo ceramic pumps 402 is consistent with the number of multiple pump body units 301. Multiple servo ceramic pumps 402 are located on the left side of the multiple servo ceramic pumps 402.

[0048] The stirring assembly 302 is arranged in the liquid storage tank 3, and the stirring assembly 302 is started when the equipment is started, so that the liquid storage tank 3 is always in a stirring state, avoiding the stratification of the liquid concentration due to static placement, preventing uneven concentration, and the water temperature probe 303 is arranged below to facilitate observation of the temperature in the liquid storage tank 3, and objectively monitor whether the liquid in the liquid storage tank 3 deteriorates, thereby ensuring stability. The front and rear surfaces of the liquid storage tank 3 are connected by bolts and have spring buckles for opening and closing the lid of the liquid storage tank 3.

[0049] The same number of servo ceramic pumps 402 are arranged directly below the multiple pump body units 301, which facilitates the pump body to extract the liquid in the liquid storage tank 3 for filling, and then flows into the clamping and pulling mechanism through the multiple material conveying pipes 14 beside, thereby improving convenience. The material conveying pump adopts a servo ceramic pump 402, which not only has high flow control accuracy, corrosion resistance and good wear resistance, but also has good material compatibility, thereby reducing product pollution risk.

[0050] The clamping and pulling mechanism comprises a three-edge sealing and packaging mechanism 5, a slitting mechanism 6 and an edge sealing mechanism 7, which are arranged in the vertical direction in sequence from top to bottom; the three-edge sealing and packaging mechanism 5 comprises a support frame 501 arranged at the top of the cavity, two connecting plates 502 are symmetrically arranged in the support frame 501, and two sealing air cylinders 503 are arranged on each connecting plate 502; the output ends of the two sealing air cylinders 503 on each side are connected with an edge clamping plate 504, and the lower end of each edge clamping plate 504 is provided with a bottom edge clamping plate 505; each edge clamping plate 504 is provided with a plurality of grooves 506, and the grooves 506 on the two edge clamping plates 504 correspond to each other to form a square groove; and the plurality of material conveying pipes 14 are arranged in the square groove formed by the grooves 506.

[0051] Before the material conveying pipe 14 conveys the liquid, the two sealing air cylinders 503 in one group are started to drive the corresponding edge clamping plate 504 to move to one side of the material conveying pipe, so as to seal the middle packaging bag; each edge clamping plate 504 is provided with a plurality of grooves 506, and the corresponding two grooves 506 form a square groove, so that the packaging bag is sealed into a plurality of small bags, and the number of the plurality of small bags is consistent with the number of the material conveying pipe 14; at the same time, the bottom edge clamping plate 505 at the lower end moves with the corresponding edge clamping plate 504 to seal the lower end of the packaging bag, that is, one three-edge sealing and packaging action is completed; then the liquid flows into the small bags of the packaging bag sealed with three edges through the plurality of material conveying pipes 14, and then enters the subsequent process;

[0052] The long pipe of the material conveying pipe 14 is arranged at the bottom of the packaging bag sealed with three edges by about 1 cm, so that the liquid can be filled from the bottom when the material conveying pipe 14 conveys the liquid with high viscosity, so as to prevent the liquid with high viscosity from being pulled when sliding under the action of the pushing force and the gravity.

[0053] The slitting mechanism 6 comprises a bottom plate 601 arranged at the lower end of the support frame 501, a plurality of rolling cutting pieces 602 are uniformly arranged on the bottom plate 601, a rotating rod 603 is arranged at the lower end of the support frame 501, and a plurality of driving wheels 604 are arranged on the rotating rod 603, and the number of the driving wheels 604 is consistent with the number of the rolling cutting pieces 602.

[0054] When the two edge clamping plates 504 are loosened from the extrusion and fixation of the packaging bag, the packaging bag will move downward to the slitting mechanism 6, and the small bags on the packaging bag that have completed three-edge sealing need to be cut, that is, the packaging bag moves downward to contact the plurality of driving wheels 604, and the portion of the rotating rod 603 extending outside the support frame 501 is provided with a transmission wheel, and the transmission wheel is engaged with the power supply unit in the machine body 1 to drive the plurality of driving wheels 604 to rotate, thereby driving the packaging bag to move downward. Since the plurality of rolling cutting pieces 602 correspond to the plurality of driving wheels 604 one by one, in the process of the packaging bag moving downward, the plurality of rolling cutting pieces 602 cut and separate the plurality of small bags on the packaging bag, until the packaging bag completely separates from the slitting mechanism 6 and enters the next process.

[0055] The edge sealing mechanism 7 comprises two guide rods 701 arranged in the machine body 1, and each guide rod 701 is provided with a blocking block 702 at the upper and lower ends. A connecting frame 703 is arranged between the two guide rods 701, and the connecting frame 703 is provided with two first edge sealing cylinders 704. The output ends of the two first edge sealing cylinders 704 are connected with a first edge sealing plate 705. The connecting frame 703 is symmetrically provided with two connecting rods 706 on the left and right sides. The two connecting rods 706 are provided with a horizontal plate 707 away from the first edge sealing plate 705. The connecting frame 703 is provided with two second edge sealing cylinders 708 on the outside, and the output ends of the two second edge sealing cylinders 708 are connected with the horizontal plate 707. The two connecting rods 706 are connected with a second edge sealing plate 709 on the side close to the first edge sealing plate 705. The first edge sealing plate 705 is provided with two through holes, and the two connecting rods 706 pass through the corresponding through holes. The connecting frame 703 is symmetrically provided with two supporting cylinders 710 at the lower end.

[0056] After the packaging bag completes three-edge sealing and cutting, the fourth edge needs to be sealed, that is, the top of the packaging bag needs to be sealed. The packaging bag moves downward to a predetermined position, and the connecting frame 703 adjusts the sealing position under the action of the pull belt mechanism 8 to ensure that the top of the packaging bag can be sealed, that is, the length of the packaging bag can be controlled according to the demand when sealing the four edges, and the adaptability is improved. When sealing the fourth edge, the two first edge sealing cylinders 704 drive the first edge sealing plate 705 to move, and at the same time, the two second edge sealing cylinders 708 drive the two connecting rods 706 to move through the horizontal plate 707, that is, the second edge sealing plate 709 on the two connecting rods 706 moves towards the first edge sealing plate 705. The first edge sealing plate 705 and the second edge sealing plate 709 clamp the packaging bag to seal the edge. During the whole process, the output ends of the first edge sealing cylinder 704 and the second edge sealing cylinder 708 extend in opposite directions.

[0057] Two supporting air cylinders 710 are symmetrically arranged at the lower end of the connecting frame 703, which are used to provide power assistance to pull the belt mechanism 8 to move the connecting frame 703 up and down, thereby improving the efficiency of adjusting the vertical position of the connecting frame 703.

[0058] The belt mechanism 8 comprises a mounting seat 801 arranged inside the machine body 1 and a top seat 802 arranged above the mounting seat 801. The mounting seat 801 is provided with a driving motor 803 and a speed reducer 804. The output shaft of the driving motor 803 is connected with the speed reducer 804. The mounting seat 801 and the top seat 802 are both provided with two gear sets 805 through bearing seats 806. Each gear set 805 is composed of two gears arranged side by side. The gear set 805 on the mounting seat 801 is connected with the speed reducer 804 through a roller shaft. A chain 807 is arranged around the two gear sets 805. The chain 807 is provided with a connecting seat 808 connected with the bottom of the connecting frame 703.

[0059] The driving motor 803 is decelerated through the speed reducer 804, drives the gear set 805 at the lower end to rotate through the roller shaft, and then drives the gear set 805 at the upper end to rotate through the chain 807, so as to drive the connecting frame 703 to move up and down through the connecting seat 808, thereby adjusting the height of the sealing edge mechanism 7 and facilitating the adjustment of the length of the packaging bag.

[0060] The waste edge collecting mechanism 9 comprises an extension plate 901 arranged at the lower end of the rear side of the machine body 1. The extension plate 901 is provided with a winding motor 902. The output shaft of the winding motor 902 extends to the other side of the extension plate 901. The output shaft of the winding motor 902 is provided with a roller 903. The both ends of the roller 903 are provided with baffle discs 904. The winding motor 902 drives the roller 903 to rotate. The both sides of the roller 903 are provided with baffle discs 904, which are used for recycling the film edge scraps after the sealing mechanism is finished packaging. The baffle discs 904 are used for positioning the film edge scraps of the waste edge collecting mechanism 9, so as to prevent the film edge scraps from deviating and affecting the operation of other mechanisms.

[0061] Preferably, the sealing mechanism 10 comprises a square frame 1001 arranged at the lower end inside the machine body 1, square plates 1002 are arranged on the left and right sides of the square frame 1001, two rolling rods 1003 are rotatably arranged between the two square plates 1002, a fixed pressing plate 1004 is arranged in the square frame 1001, two guide rods 1005 are symmetrically arranged in the square frame 1001, and an movable pressing plate 1006 is slidably connected to the two guide rods 1005, two sealing air cylinders 1007 are arranged on the outer side wall of the square frame 1001 away from the fixed pressing plate 1004, and the output ends of the two sealing air cylinders 1007 are connected with the movable pressing plate 1006, a U-shaped frame 1008 is arranged on the movable pressing plate 1006, and two cutting air cylinders 1009 are arranged on the U-shaped frame 1008, a recess 506 is arranged in the movable pressing plate 1006, and a cutting knife 1010 is arranged in the recess 506, the output ends of the two cutting air cylinders 1009 are connected with the cutting knife 1010, and an arc-shaped discharging chute 1011 is arranged at the lower end of the square frame 1001 and located above the conveying belt 12.

[0062] After the four edges of the packaging bag are sealed, the packaging bag is moved downward to the sealing mechanism 10, the two sealing air cylinders 1007 are started to drive the movable pressing plate 1006 to cooperate with the fixed pressing plate 1004 to press out most of the air in the packaging bag, and the packaging bag is sealed when the thickness reaches a certain value, then the two cutting air cylinders 1009 are started to drive the cutting knife 1010 in the recess 506 of the movable pressing plate 1006 to eject, and the packaging bags connected with each other are divided into single packaging products, the divided single packaging bags fall through the arc-shaped discharging chute 1011 to the conveying belt 12, and then are conveyed out through the conveying belt 12, that is, one operation is completed.

[0063] The above only describes the preferred embodiments of the present application, and it should be pointed out that for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principles of the present application, and these improvements and refinements should also be regarded as the protection scope of the present application.

Claims

1. A clamp-pull liquid packaging machine, characterized in that: Include: Machine body (1), film supply mechanism (2), liquid storage tank (3), metering mechanism (4), clamping mechanism, pull belt mechanism (8), scrap edge collecting mechanism (9) and sealing mechanism (10), the top of the machine body (1) is provided with a support frame (11), the liquid storage tank (3) is arranged on the top of the support frame (11), the top of the machine body (1) is provided with metering mechanism (4), and the metering mechanism is located directly below the liquid storage tank (3), the right outer wall of the machine body (1) is provided with film supply mechanism (2), the machine body (1) is provided with a cavity, and the cavity is provided with a clamping mechanism, the machine body (1) is provided with a pull belt mechanism (8) matched with the clamping mechanism, the rear lower end of the machine body (1) is provided with a scrap edge collecting mechanism (9), the lower end of the cavity is provided with a sealing mechanism (10), and the sealing mechanism (10) is located at the lower end of the clamping mechanism, the outlet of the sealing mechanism (10) is provided with an upwardly inclined conveying belt (12), and the front end of the machine body (1) is provided with a control panel (13) for man-machine interaction.

2. A clamp and pull type liquid packaging machine according to claim 1, characterized in that: The film supply mechanism (2) includes two mounting plates (201) symmetrically mounted on the right side of the machine body (1), and a film roll (202) is arranged between the two mounting plates (201), both the mounting plates (201) are L-shaped, and the lower end of the mounting plate (201) close to the front end of the machine body (1) is provided with a film supply motor (203), a plurality of film supply rods (204) are arranged between the two mounting plates (201), and a film supply driving rod (205) is arranged in the middle of the two mounting plates (201), a deviation correction motor (206) is arranged on the mounting plate (201) at the front end of the machine body (1), a deviation correction photoelectric switch (207) is arranged at the front end of the machine body (1), and a paper supply motor (208) is arranged on the mounting plate (201) at the rear end of the machine body (1).

3. A pinch-rip liquid packaging machine according to claim 1, wherein: The lower end of the liquid storage tank (3) is provided with a plurality of pump body units (301), the rear end of the liquid storage tank (3) is provided with a stirring assembly (302), and the lower end of the stirring assembly (302) is provided with a water temperature probe (303); The metering mechanism (4) includes a mounting frame (401) arranged on the top of the rack, and a plurality of servo ceramic pumps (402) are uniformly arranged on the mounting frame (401), a plurality of the servo ceramic pumps (402) are located directly below the plurality of pump body units (301), the number of the plurality of servo ceramic pumps (402) is consistent with the number of the plurality of pump body units (301), and a plurality of material conveying pipes (14) are arranged on the left side of the plurality of servo ceramic pumps (402).

4. A clamp and pull type liquid packaging machine according to claim 3, characterized in that: The clamping mechanism includes a three-edge sealing mechanism (5), a slitting mechanism (6) and an edge sealing mechanism (7), the three-edge sealing mechanism (5), the slitting mechanism (6) and the edge sealing mechanism (7) are arranged in the vertical direction in turn. The three-edge sealing mechanism (5) comprises a support frame (501) arranged at the top of the cavity, two connecting plates (502) are symmetrically arranged in the support frame (501), two sealing air cylinders (503) are arranged on each connecting plate (502), the output ends of the two sealing air cylinders (503) on each side are connected with an edge sealing clamping plate (504), a bottom edge clamping plate (505) is arranged at the lower end of each edge sealing clamping plate (504), a plurality of grooves (506) are formed in each edge sealing clamping plate (504), and the grooves (506) on the two edge sealing clamping plates (504) are correspondingly matched to form a square groove, and a plurality of material conveying pipes (14) are arranged in the square groove formed by the grooves (506).

5. A clamp and pull type liquid packaging machine according to claim 4, characterized in that: The slitting mechanism (6) comprises a bottom plate (601) arranged at the lower end of the support frame (501), a plurality of rolling slices (602) are uniformly arranged on the bottom plate (601), a rotating rod (603) is arranged at the lower end of the support frame (501), a plurality of driving wheels (604) are arranged on the rotating rod (603), and the number of the driving wheels (604) is consistent with that of the rolling slices (602).

6. A clamp and pull type liquid packaging machine according to claim 4, characterized in that: The edge sealing mechanism (7) comprises two guide rods (701) arranged in the machine body (1), a blocking block (702) is arranged at the upper and lower ends of each guide rod (701), a connecting frame (703) is arranged between the two guide rods (701), two first edge sealing air cylinders (704) are arranged in the connecting frame (703), the output ends of the two first edge sealing air cylinders (704) are connected with a first edge sealing plate (705), two connecting rods (706) are symmetrically arranged on the left and right sides of the connecting frame (703), a horizontal plate (707) is arranged on the side of the two connecting rods (706) away from the first edge sealing plate (705), two second edge sealing air cylinders (708) are arranged outside the connecting frame (703), the output ends of the two second edge sealing air cylinders (708) are connected with the horizontal plate (707), a second edge sealing plate (709) is arranged on the side of the two connecting rods (706) close to the first edge sealing plate (705), two through holes are formed in the first edge sealing plate (705), the two connecting rods (706) pass through the corresponding through holes, and two support air cylinders (710) are symmetrically arranged at the lower end of the connecting frame (703).

7. A clamp and pull type liquid packaging machine according to claim 6, characterized in that: The pulling belt mechanism (8) comprises a mounting base (801) arranged inside the machine body (1) and a top base (802) arranged above the mounting base (801), the mounting base (801) is provided with a driving motor (803), and the mounting base (801) is provided with a speed reducer (804), the output shaft of the driving motor (803) is connected with the speed reducer (804), the mounting base (801) and the top base (802) are both provided with two gear sets (805) through bearing seats (806), each gear set (805) is composed of two gears arranged side by side, the gear set (805) on the mounting base (801) is connected with the speed reducer (804) through a roller shaft, a chain (807) is arranged between the two gear sets (805), the chain (807) is provided with a connecting base (808), and the connecting base (808) is connected with the bottom of the connecting frame (703).

8. A clamp and pull type liquid packaging machine according to claim 1, characterized in that: The waste edge collecting mechanism (9) comprises an extension plate (901) arranged at the lower end of the rear side of the machine body (1), the extension plate (901) is provided with a winding motor (902), and the output shaft of the winding motor (902) extends to the other side of the extension plate (901), the output shaft of the winding motor (902) is provided with a roller (903), and the both ends of the roller (903) are provided with baffle discs (904).

9. A pinch-rip liquid packaging machine according to claim 1 wherein: The pressing mechanism (10) comprises a square frame (1001) arranged at the lower end inside the machine body (1), square plates (1002) are arranged on the left and right sides of the square frame (1001), two rolling rods (1003) are rotatably arranged between the two square plates (1002), the square frame (1001) is provided with a fixed pressing plate (1004), two guide rods (1005) are symmetrically arranged in the square frame (1001), an movable pressing plate (1006) is slidably connected to the two guide rods (1005), two pressing air cylinders (1007) are arranged on the outer side wall of the square frame (1001) away from the fixed pressing plate (1004), the output ends of the two pressing air cylinders (1007) are connected with the movable pressing plate (1006), a U-shaped frame (1008) is arranged on the movable pressing plate (1006), and two cutting air cylinders (1009) are arranged on the U-shaped frame (1008), a recess (506) is arranged in the movable pressing plate (1006), and a cutting knife (1010) is arranged in the recess (506), the output ends of the two cutting air cylinders (1009) are connected with the cutting knife (1010), and an arc-shaped discharge chute (1011) is arranged at the lower end of the square frame (1001), and the discharge chute (1011) is located above the conveying belt (12).

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