CN114193525B

CN114193525B - Aluminum-plastic composite bag slitting device

Info

Publication number: CN114193525B
Application number: CN202111483989.2A
Authority: CN
Inventors: 方为民; 卢磊磊; 孙争光; 金海勇; 周乐; 俞宙
Original assignee: Huangshan Yuandian New Material Technology Co ltd
Current assignee: Huangshan Yuandian New Material Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-08-26
Anticipated expiration: 2041-12-07
Also published as: CN114193525A

Abstract

The invention discloses a device for slitting an aluminum-plastic composite bag, which comprises a machine body, wherein an unwinding roller is arranged at the top of the machine body, and a conveying roller controlled by a motor is fixed on the inner wall inside the unwinding roller; further comprising: the electric telescopic rod is fixed inside the machine body in an embedded mode, one end of the toothed roller is connected with a first screw rod, a telescopic block is sleeved on the first screw rod in a threaded mode, a distance measuring block is installed at one end of the elastic telescopic rod, a hot pressing block is installed at one end of the cross rod, a guide rod is movably installed on the side wall of a cavity inside the machine body, and a fixing rod is installed at the bottom of the hot pressing block in an embedded mode through a fixing spring in a movable mode; the movable seat is slidably mounted in a cavity in the machine body through a movable spring, and a second screw rod is mounted on a bearing in the cavity on one side of the movable seat. This device is cut to compound bag of plastic-aluminum realizes accurate hot pressing operation through the hot pressing thickness of response compound bag, can realize the regulation of compound bag length simultaneously in step.

Description

Aluminum-plastic composite bag slitting device

Technical Field

The invention relates to the technical field of aluminum-plastic composite bags, in particular to a device for slitting an aluminum-plastic composite bag.

Background

The aluminum-plastic composite bag is an excellent packaging bag, has the characteristics of static resistance, ultraviolet resistance and moisture-proof lamps, is widely used for packaging food, electronic products and liquid articles, and needs to be cut into aluminum-plastic composite bags with specific sizes in the production and processing of the aluminum-plastic composite bags, but the existing cutting device has the following problems in use:

cut the device when cutting the operation to the compound bag of plastic-aluminum, need carry out the closed operation of hot pressing to its one end incision position, current cut the device, realize stable hot pressing mostly through the controlled temperature, but temperature control needs comparatively complicated electrical system, the hot pressboard is when continuously using, the temperature can continuously rise, cause the compound bag incision of plastic-aluminum overheated easily, the condition such as deformation appears, influence product quality, inconvenient realization stable hot pressing sealing operation, the cutting of compound bag of plastic-aluminum simultaneously, need realize cutting of different length, current cut the device, the activity of cutter is realized mostly through background programming control, the technological ratio is higher, the adjustment of length is cut in inconvenient convenient realization, and the operation is loaded down with trivial details, need pass through the training of system, the system is the easy problem that appears, influence machining efficiency.

Aiming at the problems, innovative design is urgently needed on the basis of the original slitting device.

Disclosure of Invention

The invention aims to provide a device for slitting an aluminum-plastic composite bag, which aims to solve the problems that the conventional slitting device in the background art is inconvenient to realize stable hot-pressing sealing operation and is inconvenient and convenient to realize adjustment of slitting length.

In order to achieve the purpose, the invention provides the following technical scheme: a cutting device for an aluminum-plastic composite bag comprises a machine body, wherein an unwinding roller is mounted at the top of the machine body, a conveying roller controlled by a motor is fixed on the inner wall of the inside of the unwinding roller, and a processor is mounted in the machine body in an embedded manner;

further comprising:

the electric telescopic rod is fixed inside the machine body in an embedded mode, the output end of the electric telescopic rod is connected with a telescopic rack, one side of the telescopic rack is meshed with a toothed roller, one end of the toothed roller is connected with a first screw rod, a first screw rod bearing is installed in a telescopic groove, the telescopic groove is formed in the side wall of a cavity inside the machine body, a telescopic block is sleeved on the first screw rod in a threaded mode, an elastic telescopic rod and a cross rod are fixed on the upper portion and the lower portion of the outer side of the telescopic block, a distance measuring block is installed at one end of the elastic telescopic rod, a laser distance measuring instrument is fixed on the inner wall of the protruding position of the distance measuring block, a hot pressing block is installed at one end of the cross rod, a hot pressing plate is fixed at one end of the hot pressing block, a guide rod is movably installed on the side wall of the cavity inside the machine body, a cutter is fixed at one end of the guide rod, the guide rod is located below the cross rod, and a fixing rod is movably installed at the bottom of the hot pressing block in an embedded mode through a fixing spring, the fixed rod is sleeved on the guide rod, and the bottom of the fixed rod is provided with a positioning groove;

the movable seat, the movable seat passes through the floating spring slidable mounting in the inside cavity of organism, and the movable seat is located the bottom position of flexible rack, the second screw rod is installed to the cavity inner bearing of movable seat one side, and the threaded sleeve is equipped with the measuring stick on the second screw rod to the measuring stick is located the below of conveying roller, and the top edge of measuring stick is fixed with pressure sensor moreover.

Preferably, flexible piece is through first screw rod in flexible inslot laminating slip, and is parallel to each other between the elastic telescopic rod on the flexible piece and the horizontal pole, and first screw rod rotates, drives flexible piece activity for the synchronous stable activity of hot pressing piece on the last range finding piece of elastic telescopic rod and the horizontal pole.

Preferably, the cross-section of range finding piece is "L" font structural design, and the one end mutually perpendicular of laser range finder on the range finding piece protrusion position and hot pressing piece, and the hot pressing piece is when lasting the activity and carrying out the hot pressing to the compound bag of plastic-aluminum through the hot pressboard, through the change of laser range finder response hot pressing piece distance, realizes the accurate of hot pressing thickness and controls.

Preferably, a gear is arranged between the cross rod and the guide rod, a gear bearing is installed on the inner wall of the cavity of the machine body, tooth blocks are fixed on the cross rod and the guide rod at equal intervals and are meshed with the gear, and the guide rod is driven to move reversely through the tooth blocks and the gear when the cross rod moves.

Preferably, the bottom of guide arm is fixed with the montant, and the bottom of montant is provided with the fixed strip to the fixed strip welds on the inner wall of the inside cavity of organism, the top depressed part of fixed strip has the locating lever through the vertical connection of positioning spring, and the fixed strip is inside to transversely run through movable mounting through expanding spring has the push rod, and the activity of guide arm can drive the activity of montant.

Preferably, the top of locating lever is right trapezoid structural design, and unsmooth cooperation between the top of locating lever and the constant head tank to the constant head tank is corresponding with the distribution position of locating lever, and the activity of dead lever, with the locating lever contact, the locating lever pops out the card and goes into in the constant head tank, fixes the position of dead lever.

Preferably, the cross-section of push rod is "L" font structural design, and push rod left side top bulge position is located the top of fixed strip to push rod left side top bulge position is located the orbit of montant, the right-hand member of push rod is located the inside cavity of locating lever, and the bottom tilt up design of the inside cavity of locating lever, contacts with the push rod in the montant activity, through push rod one end at the locating lever internalization, drives the locating lever downstream, makes locating lever and constant head tank break away from.

Preferably, the cross-section of dead lever is "L" font structural design, and the dead lever passes through fixed spring at the bottom elastic sliding of hot briquetting to the bottom of dead lever pastes mutually with the top of fixed strip, and the dead lever follows the hot briquetting and removes, extrudees fixedly to the compound bag of plastic-aluminum, and the dead lever can the steady movement through fixed strip and guide arm simultaneously.

Preferably, the one end of measuring stick is passed through the vertical slip of second screw rod in the sliding seat, and the top of sliding seat is close to flexible rack position department downward sloping design to the sliding seat passes through the floating spring and slides in the internal elasticity of organism, the upper and lower activity of measuring stick, the position of adjustment and cutter, cooperation pressure sensor carries out accurate response to the length of plastic-aluminum composite bag, the activity about the flexible rack of sliding seat cooperation can drive the measuring stick simultaneously, convenient measurement, the collection that drops of conveniently cutting back plastic-aluminum composite bag simultaneously.

Compared with the prior art, the invention has the beneficial effects that:

the invention is provided with a hot-pressing induction structure, an electric telescopic rod drives a telescopic rack to move, a first screw rod is driven to rotate by meshing with a toothed roller, so that the transverse movement of a telescopic block is realized, a distance measuring block and a hot-pressing block are driven to move by the elastic telescopic rod and a cross rod, one end of the distance measuring block is synchronously contacted with a hot-pressing plate and an aluminum-plastic composite bag, the aluminum-plastic composite bag is continuously extruded and heated by the heating of the hot-pressing plate and the movement of the telescopic block, the aluminum-plastic composite bag is hot-pressed and sealed, meanwhile, when the telescopic block drives the hot-pressing block to continuously move under the action of the elastic telescopic rod, the distance measuring block can be maintained in situ, so that the distance between a laser distance meter on the distance measuring block and the hot-pressing block is changed, the distance is induced by the laser distance meter, the thickness of the hot-sealed part of the aluminum-plastic composite bag can be obtained, and the temperature of the hot-pressing plate does not need to be accurately controlled in real time, the stable heat sealing operation of the aluminum-plastic composite bag can be realized, the continuous heat sealing or the separation control after the heat sealing can be realized by sensing the thickness of the aluminum-plastic composite bag after the heat sealing no matter the temperature of the heating plate is initially low or subsequent overheating, the stable heat sealing can be realized without carrying out temperature control and corresponding time control on the heating plate, and the problem of subsequent separation caused by short heat sealing time or damage to the aluminum-plastic composite bag caused by long heat sealing time can be avoided;

the invention is provided with a synchronous cutting and pressurizing fixing structure, under the meshing conduction action of a gear and a tooth block, a cross rod and a guide rod move relatively, namely, when the cross rod drives a hot pressing block to move for hot pressing operation, the guide rod and a cutter are separated from an aluminum-plastic composite bag, when the cross rod and the hot pressing block are far away from the aluminum-plastic composite bag after hot pressing, the cutter cuts the aluminum-plastic composite bag, meanwhile, the hot pressing block moves to drive a fixed rod to move, when the fixed rod moves to the position of the fixed rod, the fixed rod pops out and is clamped into a positioning groove under the action of a positioning spring to fix the position of the fixed rod, the fixed rod pressurizes and fixes the aluminum-plastic composite bag, and when the hot pressing block is separated, the fixed strip can still keep in place, and when the aluminum-plastic composite bag is cut along with the guide rod and the cutter, a vertical rod at the bottom of the guide rod is contacted with a push rod in the movement to push the middle part of the fixed rod, the inner cavity in the middle of the positioning rod is obliquely arranged, the positioning rod can be pushed by the push rod to move downwards to be separated from the positioning groove, at the moment, the cutting operation is finished, the fixing rod returns to the original position under the action of the fixing spring, so that the cut aluminum-plastic composite bag can fall off, meanwhile, the push rod returns to the original position under the telescopic spring, the subsequent repeated operation is facilitated, when the aluminum-plastic composite bag is cut, the aluminum-plastic composite bag can be extruded and fixed, the aluminum-plastic composite bag is prevented from deforming during cutting, and meanwhile, the falling and collection of the aluminum-plastic composite bag cannot be influenced;

the invention is provided with a distance sensing and adjusting structure, the telescopic rack 6 moves downwards to contact with the inclined plane of the movable seat, the movable seat can be pushed to move towards the direction of the aluminum-plastic composite bag, and further the movement of the measuring rod is driven, so that the pressure sensor at the top of the measuring rod can be arranged at the lower position of the track of the aluminum-plastic composite bag, when the aluminum-plastic composite bag is conveyed by the conveying roller, the bottom of the aluminum-plastic composite bag is contacted with the pressure sensor, the position of the aluminum-plastic composite bag is sensed by the pressure sensor, the aluminum-plastic composite bag can be processed and controlled by a processor, the heat sealing and cutting operation can be realized, the movable seat elastically slides, the movable seat and the measuring rod can return to the original position, the measurement of the cutting length of the aluminum-plastic composite bag can be realized by controlling the up-down movement of the telescopic rack, meanwhile, the falling collection of the aluminum-plastic composite bag can not be influenced, meanwhile, the second screw rod can be rotated, drive the measuring stick and reciprocate, the cooperation corresponds the scale adjustment measuring stick of position and the distance between the cutter, can realize cutting length to the compound bag of plastic-aluminum and adjust, need not the professional and carry out the edition and the processing of data to the backstage, ordinary staff can operate, only need carry out simple training and can post, very big saving training cost, the labour that can liberate the technical staff simultaneously, make things convenient for the technical staff to carry out other research and development operations.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the telescoping rack and toothed roller of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a side mounting arrangement for a gear according to the present invention;

FIG. 5 is a perspective view of the movable base of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a body; 2. unwinding rollers; 3. a conveying roller; 4. a processor; 5. an electric telescopic rod; 6. a telescopic rack; 7. a toothed roller; 8. a first screw; 9. a telescopic groove; 10. a telescopic block; 11. an elastic telescopic rod; 12. a ranging block; 13. a laser range finder; 14. a cross bar; 141. a gear; 142. a tooth block; 15. hot pressing blocks; 16. hot pressing plate; 17. a guide bar; 171. a vertical rod; 172. a fixing strip; 173. a positioning spring; 174. positioning a rod; 175. a tension spring; 176. a push rod; 18. a cutter; 19. fixing the spring; 20. fixing the rod; 201. positioning a groove; 21. a movable spring; 22. a movable seat; 23. a second screw; 24. a measuring rod; 25. a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a device for cutting an aluminum-plastic composite bag comprises a machine body 1, an unwinding roller 2, a conveying roller 3, a processor 4, an electric telescopic rod 5, a telescopic rack 6, a toothed roller 7, a first screw rod 8, a telescopic groove 9, a telescopic block 10, an elastic telescopic rod 11, a distance measuring block 12, a laser distance measuring instrument 13, a cross rod 14, a gear 141, a toothed block 142, a hot pressing block 15, a hot pressing plate 16, a guide rod 17, a vertical rod 171, a fixed strip 172, a positioning spring 173, a positioning rod 174, a telescopic spring 175, a push rod 176, a cutter 18, a fixed spring 19, a fixed rod 20, a positioning groove 201, a movable spring 21, a movable seat 22, a second screw rod 23, a measuring rod 24 and a pressure sensor 25;

example 1

Referring to fig. 1-5, the device comprises a machine body 1, wherein an unwinding roller 2 is installed at the top of the machine body 1, a conveying roller 3 controlled by a motor is fixed on the inner wall of the unwinding roller 2, and a processor 4 is installed in the machine body 1 in an embedded manner; further comprising: an electric telescopic rod 5, the electric telescopic rod 5 is fixed in the machine body 1 in an embedded manner, the output end of the electric telescopic rod 5 is connected with a telescopic rack 6, one side of the telescopic rack 6 is meshed with a toothed roller 7, one end of the toothed roller 7 is connected with a first screw 8, the first screw 8 is arranged in a telescopic groove 9 in a bearing manner, the telescopic groove 9 is arranged on the side wall of the inner cavity of the machine body 1, a telescopic block 10 is sleeved on the first screw 8 in a threaded manner, an elastic telescopic rod 11 and a cross rod 14 are fixed at the upper and lower positions outside the telescopic block 10, a distance measuring block 12 is arranged at one end of the elastic telescopic rod 11, a laser distance measuring instrument 13 is fixed on the inner wall of the protruding position of the distance measuring block 12, a hot pressing block 15 is arranged at one end of the cross rod 14, a hot pressing plate 16 is fixed at one end of the hot pressing block 15, a guide rod 17 is movably arranged on the side wall of the inner cavity of the machine body 1, and a cutter 18 is fixed at one end of the guide rod 17, the guide rod 17 is positioned below the cross rod 14, the telescopic block 10 is attached and slides in the telescopic groove 9 through the first screw 8, the elastic telescopic rod 11 on the telescopic block 10 is parallel to the cross rod 14, the section of the distance measuring block 12 is designed in an L-shaped structure, the laser distance measuring instrument 13 on the protruding position of the distance measuring block 12 is perpendicular to one end of the hot pressing block 15, a gear 141 is arranged between the cross rod 14 and the guide rod 17, the gear 141 is mounted on the inner wall of the cavity of the machine body 1 in a bearing mode, the cross rod 14 and the guide rod 17 are fixed with tooth blocks 142 at equal intervals, and the tooth blocks 142 are meshed with the gear 141; the telescopic block 10 is driven to move by the up-and-down movement of the telescopic rack 6 to drive the gear roller 7 and the first screw rod 8 to rotate, so that the distance measuring block 12 and the hot pressing block 15 are driven to move, hot pressing is carried out through the hot pressing plate 16, the moving distance of the hot pressing block 15 is detected through the laser distance measuring instrument 13, the accurate detection of the hot pressing thickness is realized, and the cutting of the aluminum-plastic composite bag by the cutter 18 is realized by the aid of the conduction of the gear 141 and the gear block 142;

example 2

Referring to fig. 1 and 6, a fixing rod 20 is movably installed at the bottom of the hot-pressing block 15 in an embedded manner through a fixing spring 19, the fixing rod 20 is sleeved on the guide rod 17, and a positioning groove 201 is formed at the bottom of the fixing rod 20; a vertical rod 171 is fixed at the bottom of the guide rod 17, a fixing strip 172 is arranged at the bottom of the vertical rod 171, the fixing strip 172 is welded on the inner wall of the inner cavity of the machine body 1, a positioning rod 174 is vertically connected at the concave part of the top of the fixing strip 172 through a positioning spring 173, a push rod 176 is transversely and movably installed in the fixing strip 172 through a telescopic spring 175 in a penetrating manner, the top of the positioning rod 174 is in a right-angle trapezoid structure design, the top of the positioning rod 174 is in concave-convex fit with the positioning groove 201, the positioning grooves 201 correspond to the distribution positions of the positioning rod 174, the cross section of the push rod 176 is in an L-shaped structure design, the convex position of the top of the left side of the push rod 176 is positioned above the fixing strip 172, the convex position of the top of the left side of the push rod 176 is positioned on the running track of the vertical rod 171, the right end of the push rod 176 is positioned in the inner cavity of the positioning rod 174, and the bottom of the inner cavity of the positioning rod 174 is designed to be inclined upwards, the cross section of the fixing rod 20 is designed into an L-shaped structure, the fixing rod 20 elastically slides at the bottom of the hot-pressing block 15 through a fixing spring 19, and the bottom of the fixing rod 20 is attached to the top of the fixing strip 172; the hot-pressing block 15 moves to drive the fixing rod 20 to move, the fixing rod 174 is clamped into the positioning groove 201 to fix the position of the fixing rod 20, the fixing rod 20 is used for pressurizing and fixing the aluminum-plastic composite bag, meanwhile, the guide rod 17 moves to drive the vertical rod 171 to move, the vertical rod 171 pushes the push rod 176 to be inserted into the positioning rod 174, the positioning rod 174 is separated from the positioning groove 201, the position of the fixing strip 172 is released and returned to the original position, and the next operation is facilitated;

example 3

Referring to fig. 1 and 5, a movable seat 22, the movable seat 22 is slidably mounted in a cavity inside a machine body 1 through a movable spring 21, the movable seat 22 is located at the bottom of a telescopic rack 6, a second screw 23 is mounted in the cavity on one side of the movable seat 22 through a bearing, a measuring rod 24 is sleeved on the second screw 23 through a thread, the measuring rod 24 is located below a conveying roller 3, a pressure sensor 25 is fixed at the top edge of the measuring rod 24, one end of the measuring rod 24 vertically slides in the movable seat 22 through the second screw 23, the top of the movable seat 22 is designed to be inclined downwards at a position close to the telescopic rack 6, the movable seat 22 elastically slides in the machine body 1 through the movable spring 21, when the position of an aluminum-plastic composite bag is sensed through the pressure sensor 25 on the measuring rod 24, the vertical position of the measuring rod 24 can be adjusted by rotating the second screw 23, the distance between the pressure sensor 25 and the cutter 18 is adjusted to realize the adjustment of the cutting length of the aluminum-plastic composite bag.

The working principle is as follows: when the device is used, firstly as shown in fig. 1-5, the aluminum-plastic composite bag on the unreeling roller 2 is pulled out and penetrates through the machine body 1, the conveying roller 3 is driven by the motor to rotate to vertically convey the aluminum-plastic composite bag, when the bottom of the aluminum-plastic composite bag reaches the pressure sensor 25 on the measuring rod 24, the pressure sensor 25 transmits a signal to the processor 4, the conveying roller 3 is controlled to stop rotating, the electric telescopic rod 5 is controlled to move downwards, the electric telescopic rod 5 drives the telescopic rack 6 to move downwards to realize the rotation of the toothed roller 7, the toothed roller 7 drives the first screw rod 8 to rotate in the telescopic groove 9 to drive the telescopic block 10 to move outwards, the telescopic block 10 is matched with the elastic telescopic rod 11 and the cross rod 14 to drive the distance measuring block 12 and the hot-pressing block 15 to move, the hot-pressing plates 16 on the distance measuring block 12 and the hot-pressing block 15 are contacted with the aluminum-plastic composite bag, the hot pressing operation is carried out on the aluminum-plastic composite bag through the hot pressing plate 16, meanwhile, the telescopic block 10 moves continuously, the hot pressing plate 16 on the hot pressing block 15 extrudes the aluminum-plastic composite bag to be hot-pressed and sealed, under the elastic expansion action of the elastic expansion link 11, the distance measuring block 12 cannot move at the moment, namely, the positions of the distance measuring block 12 and the hot pressing block 15 change, the moving distance of the hot pressing block 15 is sensed through the laser distance meter 13, when the laser distance meter 13 senses that the hot pressing block 15 reaches the set moving distance, the telescopic rack 6 is driven to move upwards through the electric expansion link 5, according to the operation, the hot pressing block 15 and the distance measuring block 12 are separated from the aluminum-plastic composite bag, the hot pressing operation of the aluminum-plastic composite bag is finished, when the hot pressing block 15 and the cross rod 14 move back, the tooth blocks 142 on the cross rod 14 are meshed with the gear 141, and the gear 141 is meshed with the tooth blocks 142 on the guide rod 17, so that the guide rod 17 moves towards the direction of the aluminum-plastic composite bag, the aluminum-plastic composite bag is cut by the cutter 18, and meanwhile, when the cutting operation is performed, the telescopic rack 6 moves upwards to be gradually separated from the movable seat 22, the movable seat 22 returns to the original position through the movable spring 21 to drive the measuring rod 24 to move, the bottom of the aluminum-plastic composite bag is moved out, the cut aluminum-plastic composite bag is convenient to drop, then the telescopic rack 6 is driven by the electric telescopic rod 5 to move downwards again, so that the hot-pressing block 15 and the cutter 18 are in the middle position, meanwhile, the telescopic rack 6 pushes the movable seat 22 to move, the measuring rod 24 is arranged at the initial position, the measurement and cutting operation is continuously performed, when the cutting length is required to be adjusted, only the second screw rod 23 needs to be rotated to drive the measuring rod 24 to move upwards and downwards, the positions of the measuring rod 24 and the cutter 18 can be adjusted, and the corresponding position mark scales of the machine body 1 are matched, simple length adjustment operation is carried out;

as shown in fig. 1 and 6, when the hot-pressing block 15 moves towards the direction of the aluminum-plastic composite bag, the fixing rod 20 is driven to move, when the fixing rod 20 moves to the top of the positioning rod 174, the positioning rod 174 is ejected under the action of the positioning spring 173 and inserted into the positioning groove 201 to fix the position of the fixing rod 20, one end of the fixing rod 20 is used for pressing the aluminum-plastic composite bag, so that hot pressing and cutting are facilitated, when the hot-pressing block 15 returns to the original position after hot pressing is completed, the fixing rod 20 is limited by the positioning rod 174 to remain in place to continue to press and fix the aluminum-plastic composite bag, and when the hot-pressing block 15 returns, the guide rod 17 approaches the aluminum-plastic composite bag to be cut, the vertical rod 171 below the guide rod 17 is in movable contact with the push rod 176 to push the push rod 176 to move in the positioning rod 174, so as to drive the positioning rod 174 to move downwards, so that the positioning rod 174 is separated from the positioning groove 201, and the fixing rod 20 loses the limitation, the plastic-aluminum composite bag is quickly returned to the original position under the action of the fixed spring 19, the cutting is completed, the plastic-aluminum composite bag falls, the guide rod 17 returns, and the push rod 176 returns to the original position under the action of the telescopic spring 175, so that the next repeated operation is facilitated.

Those not described in detail in this specification are prior art well known to those skilled in the art, and in the description of the present invention, "plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.

Claims

1. A device for slitting an aluminum-plastic composite bag comprises a machine body (1), wherein an unwinding roller (2) is installed at the top of the machine body (1), a conveying roller (3) controlled by a motor is fixed on the inner wall of the inside of the unwinding roller (2), and a processor (4) is installed in the machine body (1) in an embedded mode;

the method is characterized in that: further comprising:

electric telescopic handle (5), electric telescopic handle (5) is embedded to be fixed in the inside of organism (1), and electric telescopic handle's (5) output is connected with flexible rack (6), and one side meshing of flexible rack (6) has fluted roller (7), the one end of fluted roller (7) is connected with first screw rod (8), and first screw rod (8) bearing installation in flexible groove (9), and flexible groove (9) are seted up on the lateral wall of organism (1) internal cavity, threaded sleeve is equipped with flexible piece (10) on first screw rod (8), and the position is fixed with flexible telescopic link (11) and horizontal pole (14) about the outside of flexible piece (10), range finding piece (12) is installed to the one end of flexible telescopic link (11), and is fixed with laser range finder (13) on the inner wall of range finding piece (12) bulge position, hot pressing piece (15) is installed to the one end of horizontal pole (14), a hot pressing plate (16) is fixed at one end of the hot pressing block (15), a guide rod (17) is movably mounted on the side wall of the inner cavity of the machine body (1), a cutter (18) is fixed at one end of the guide rod (17), the guide rod (17) is positioned below the cross rod (14), a fixing rod (20) is movably mounted at the bottom of the hot pressing block (15) in an embedded mode through a fixing spring (19), the fixing rod (20) is sleeved on the guide rod (17), and a positioning groove (201) is formed in the bottom of the fixing rod (20);

the movable seat (22), movable seat (22) are through activity spring (21) slidable mounting in organism (1) inside cavity, and movable seat (22) are located the bottom position of flexible rack (6), second screw rod (23) are installed to the cavity inner bearing of movable seat (22) one side, and threaded sleeve is equipped with measuring stick (24) on second screw rod (23) to measuring stick (24) are located the below of conveying roller (3), and the top edge of measuring stick (24) is fixed with pressure sensor (25) moreover.

2. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: the telescopic block (10) is attached to and slides in the telescopic groove (9) through the first screw (8), and the elastic telescopic rod (11) on the telescopic block (10) is parallel to the cross rod (14).

3. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: the section of the distance measuring block (12) is designed into an L-shaped structure, and the laser distance measuring instrument (13) at the protruding position of the distance measuring block (12) is perpendicular to one end of the hot pressing block (15).

4. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: a gear (141) is arranged between the cross rod (14) and the guide rod (17), the gear (141) is mounted on the inner wall of the cavity of the machine body (1) in a bearing mode, tooth blocks (142) are fixed on the cross rod (14) and the guide rod (17) at equal intervals, and the tooth blocks (142) are meshed with the gear (141).

5. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: the bottom of guide arm (17) is fixed with montant (171), and the bottom of montant (171) is provided with fixed strip (172) to fixed strip (172) weld on the inner wall of organism (1) inside cavity, the top recess of fixed strip (172) is through positioning spring (173) vertical connection have locating lever (174), and fixed strip (172) inside transversely run through movable mounting through expanding spring (175) has push rod (176).

6. The aluminum-plastic composite bag slitting device according to claim 5, characterized in that: the top of the positioning rod (174) is designed into a right-angled trapezoid structure, the top of the positioning rod (174) is in concave-convex fit with the positioning groove (201), and the positioning groove (201) corresponds to the distribution position of the positioning rod (174).

7. The aluminum-plastic composite bag slitting device according to claim 5, characterized in that: the cross section of the push rod (176) is designed to be of an L-shaped structure, the protruding position of the top of the left side of the push rod (176) is located above the fixing strip (172), the protruding position of the top of the left side of the push rod (176) is located on the running track of the vertical rod (171), the right end of the push rod (176) is located in the inner cavity of the positioning rod (174), and the bottom of the inner cavity of the positioning rod (174) is designed to be inclined upwards.

8. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: the cross section of the fixing rod (20) is designed into an L-shaped structure, the fixing rod (20) elastically slides at the bottom of the hot-pressing block (15) through a fixing spring (19), and the bottom of the fixing rod (20) is attached to the top of the fixing strip (172).

9. The aluminum-plastic composite bag slitting device according to claim 1, characterized in that: one end of the measuring rod (24) vertically slides in the movable seat (22) through the second screw rod (23), the top of the movable seat (22) is inclined downwards at a position close to the telescopic rack (6), and the movable seat (22) elastically slides in the machine body (1) through the movable spring (21).