CN207670715U - A kind of automatic box sealing machine with Double-lifting mechanism - Google Patents

Abstract

The utility model is related to cartoning sealing machine technical fields, disclose a kind of automatic box sealing machine with Double-lifting mechanism, including body, the top of the body is simultaneously fixedly connected positioned at the two sides of body there are two support column, the bottom end of two support columns is fixedly connected with fixed column, the top of two support columns is simultaneously connected to first bearing positioned at the inner cavity fixing sleeve of two support columns, the bottom end of two support columns is simultaneously connected to second bearing positioned at the inner wall fixing sleeve of two support columns, and the inner wall of the first bearing and second bearing has been fixedly connected with threaded rod.The automatic box sealing machine with Double-lifting mechanism, for body, double elevating mechanism is set, stepper motor is controlled by PLC controller, the precision of joint sealing frame adjustable height can in this way got higher, the first heavy elevating mechanism of body is reached, the elevating mechanism driven by cylinder is that the second heavy elevating mechanism of body substantially increases the working efficiency of body joint sealing by the collective effect of double elevating mechanism.

Description

A kind of automatic box sealing machine with Double-lifting mechanism

Technical field

The utility model is related to cartoning sealing machine technical field, specially a kind of automatic box sealing machine with Double-lifting mechanism.

Background technology

Cartoning sealing machine be primarily adapted for use in carton joint sealing packaging, both can unit operation, can also be matched with assembly line, it can Single casing working can also match with equipment such as carton forming case unpacker, recrater, labelling machine, banding machine, pallet stacker, conveyers It covers into packaging line to use, is the necessary equipment of packaging line operation.Cartoning sealing machine is that bright and beautiful bank agent products are broadly divided into：From Dynamic to tear lid cartoning sealing machine series open, the pneumatic cartoning sealing machine that adjusts is serial, automatic box sealing machine series, corner formula cartoning sealing machine series, quadrangle banding Punch-out equipment, I-shaped joint sealing etc., joint sealing mode can be divided into：It drives upside down, left and right driving, side, arm of angle etc. generally uses transparent adhesive tape Band and Kraft material.

Currently, the connection of the joint sealing frame and support column on self-action cartoning sealing machine, can accomplish joint sealing frame in support column Side moves up and down, and support column is internally provided with elevating mechanism, and support column is thus made to become lifting column, most of joint sealings Elevating mechanism on frame is all the rotation of the lifting handle by being arranged at the top of lifting column, come reach joint sealing frame rising and under Drop, but nowadays the elevating mechanism on cartoning sealing machine also needs to be adjusted manually, affects the efficiency of cartoning sealing machine work in this way, and And the precision of hand-operated lifting is not high, while cartoning sealing machine is at work, the support leg of joint sealing motor spindle setting also needs further It is fixed, to improve the quality of cartoning sealing machine work, at this moment just needs a kind of elevating mechanism of self-action to control on joint sealing frame Sealing device to carton carry out joint sealing.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of automatic box sealing machine with Double-lifting mechanism, Solves the support of the elevating mechanism mobile accuracy on automatic box sealing machine is not high, reduces cartoning sealing machine work efficiency, cartoning sealing machine The problem of leg stationarity difference.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：One kind having Double-lifting machine The automatic box sealing machine of structure, including body, the top of the body are simultaneously fixedly connected positioned at the two sides of body there are two support column, The bottom end of two support columns is fixedly connected with fixed column, the top of two support columns and the inner cavity fixing sleeve positioned at two support columns It is connected to first bearing, the bottom end of two support columns and the inner wall fixing sleeve positioned at two support columns are connected to second bearing, and described the One bearing and the inner wall of second bearing have been fixedly connected with threaded rod, and the bottom end of the threaded rod is run through fixed column top surface and prolonged Reach the inner cavity of fixed column, the threaded rod extends to one end socket of fixed column inner cavity there are two gear, two gears it is outer Portion is engaged with toothed chain, and the outer wall thread connection at the center of the threaded rod and positioned at threaded rod is there are two screwed pipe, two The medial surface of support column is opened up there are two the first strip-shaped hole, and the medial surfaces of two screwed pipes is fixedly connected there are two supporting rod, and two The one end of a supporting rod far from screwed pipe runs through two the first strip-shaped holes and extends to the outside of two support columns, two supporting rods One end far from support column has been fixedly connected with joint sealing frame, and the support column on the right side of the body is simultaneously fixed positioned at the top of support column It is connected with fixed case, the inner cavity of the fixed case is installed with stepper motor, the output shaft end difference of the stepper motor Through the bottom surface of fixed case and the top surface of support column and the inner cavity for extending to support column, the output shaft end of the stepper motor is logical It crosses shaft coupling to be fixedly connected with the top of threaded rod, the lower section of the body has simultaneously been fixedly connected with two positioned at the two sides of body The medial surface of a support leg, two support legs has been fixedly connected with fixed plate, and the bottom surface of the fixed plate is simultaneously located at fixed plate Both ends are fixedly connected there are two fixing pipe, and there are two sliding tube, the inner cavity of two sliding tubes covers for the inner cavity socket of two fixing pipes It connects there are two buffer spring, the top of two buffer springs is fixedly connected with the top surface of two fixed tube cavities, two sliding tubes Bottom end be fixedly connected there are two support plate, the medial surfaces of two fixing pipes opens up that there are two the second strip-shaped hole, two sliding tubes Medial surface be fixedly connected there are two fixed link, two the second strip-shaped holes are run through in two one end of fixed link far from two sliding tubes And the outside of fixing pipe is extended to, two one end of fixed link far from fixing pipe have been fixedly connected with lifter plate, the fixed plate Top surface and positioned at fixed plate center at be installed with cylinder, the bottom of the cylinder is provided with piston rod, the piston The bottom end of bar is fixedly connected through fixed plate and with the top surface of lifter plate, and the front of the body is simultaneously located at support leg and support column Between be installed with controller, the controller is electrically connected with stepper motor and cylinder respectively.

Preferably, the bottom surface of the top surface of two gears and it is fixedly connected with the first limited block positioned at the outer wall of threaded rod.

Preferably, there are four the quantity of the fixing pipe, and the bottom end of fixing pipe and the medial surface positioned at two fixing pipes It is fixedly connected with the second limited block.

Preferably, the outer wall of the supporting rod and the inner wall of the first strip-shaped hole are slidably connected.

Preferably, there are four the quantity of the support plate, and the bottom surface of support plate has been fixedly connected with rubber pad.

Preferably, the quantity of the fixed link and the second strip-shaped hole it is equal there are four, and the outer wall of fixed link and the second bar shaped The inner wall in hole is slidably connected.

Preferably, the controller is specially PLC controller.

Preferably, there are four the quantity of the support leg, and the bottom end of support leg has been fixedly connected with universal wheel.

(3) advantageous effect

The utility model provides a kind of automatic box sealing machine with Double-lifting mechanism.Has following advantageous effect：

(1), should be with the automatic box sealing machine of Double-lifting mechanism, the two sides of cartoning sealing machine are provided with support column, support column Inside be installed with elevating mechanism, by PLC controller control stepper motor rotation can thus drive Right side support Threaded rod rotation inside column, the rotation of right side threaded rod can drive two gears inside fixed column while rotate simultaneously, this Sample by the rotations of two gears can two threaded rods rotations of simultaneous linkage, the rotation of two such threaded rod can drive Two screwed pipes move up and down, and can thus drive the joint sealing frame raising and lowering on supporting rod, pass through turning for stepper motor It is dynamic that cartoning sealing machine is made to be provided with the first heavy elevating mechanism.

(2), it should be fixedly connected with fixed plate with the automatic box sealing machine of Double-lifting mechanism, the medial surface of support leg, Gu The top surface of fixed board is provided with cylinder, and the bottom surface of fixed plate is provided with lifting leg, drives piston rod to move up and down by cylinder, piston Bar can drive lifter plate to move up and down, and thus the support plate on sliding tube can be driven to move up and down, pass through support plate Moving down can contact with ground, and this makes it possible to play fixed effect, in this way opening by cylinder to entire cartoning sealing machine It is dynamic to make cartoning sealing machine that there is the second heavy elevating mechanism.

(3), should be arranged for body double by the improvement to cartoning sealing machine with the automatic box sealing machine of Double-lifting mechanism Elevating mechanism, the support column in cartoning sealing machine two sides drive joint sealing frame to move up and down, pass through PLC controller control by stepper motor Stepper motor processed can be such that the precision of joint sealing frame adjustable height gets higher in this way, reached the first heavy elevating mechanism of body, propped up Fixed plate is arranged in support leg medial surface, and the cylinder in fixed plate can push support plate, and so that support plate is contacted with bottom surface can reach To the effect of support, to improve the stationarity of entire body, pass through the second weight that the elevating mechanism that cylinder drives is body Elevating mechanism substantially increases the working efficiency of body joint sealing by the collective effect of double elevating mechanism.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the side view of the utility model structure；

Fig. 3 is the sectional view of the utility model support column and fixed column internal structure

Fig. 4 is enlarged cross-sectional view at the utility model A.

In figure：1 body, 2 support columns, 3 fixed columns, 4 first bearings, 5 second bearings, 6 threaded rods, 7 gears, 8 toothed chains, 9 Screwed pipe, 10 first strip-shaped holes, 11 supporting rods, 12 joint sealing framves, 13 fixed cases, 14 stepper motors, 15 shaft couplings, 16 support legs, 17 fixed plates, 18 fixing pipes, 19 sliding tubes, 20 buffer springs, 21 support plates, 22 second strip-shaped holes, 23 fixed links, 24 liftings Plate, 25 cylinders, 26 piston rods, 27 controllers, 28 first limited blocks, 29 second limited blocks, 30 rubber pads, 31 universal wheels.

Specific implementation mode

Following embodiment material therefor, method and instrument are this field conventional material without specified otherwise, method and Instrument, those of ordinary skill in the art can be obtained by commercial channel.

The utility model in following description, it should be noted that term "center", " longitudinal direction ", " transverse direction ", "upper", The orientation or positional relationship of the instructions such as "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outside" and " endways " is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand For limitations of the present invention.

The utility model in following description, it should be noted that unless otherwise expressly provided with limit, term " peace Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；Can be directly connected to, can also be indirectly connected with by intermediary, can be the connection of two components interiors.It is right For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

In addition, the utility model in following description, unless otherwise indicated, " multiple ", " multigroup ", " more " meaning It is two or more.

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of automatic joint sealing with Double-lifting mechanism Machine, including body 1, the top of body 1 are simultaneously fixedly connected positioned at the two sides of body 1 there are two support column 2, two support columns 2 Bottom end be fixedly connected with fixed column 3, the top of two support columns 2 and the inner cavity fixing sleeve positioned at two support columns 2 are connected to the One bearing 4, the bottom end of two support columns 2 and the inner wall fixing sleeve positioned at two support columns 2 are connected to second bearing 5, first bearing 4 It is fixedly connected with threaded rod 6 with the inner wall of second bearing 5, the bottom end of threaded rod 6 is run through 3 top surface of fixed column and extended to solid The inner cavity of fixed column 3, threaded rod 6 extend to one end socket of 3 inner cavity of fixed column there are two gear 7, the bottom of the top surface of two gears 7 The outer wall that face is simultaneously located at threaded rod 6 is fixedly connected with the first limited block 28, and the first 28 pieces of limit has and prevents the work(that toothed chain 8 falls off Can, the outsides of two gears 7 is engaged with toothed chain 8, is connected at the center of threaded rod 6 and positioned at the outer wall thread of threaded rod 6 The medial surface of two screwed pipes 9, two support columns 2 is opened up there are two the first strip-shaped hole 10, and the medial surface of two screwed pipes 9 is fixed There are two supporting rod 11, the outer wall of supporting rod 11 and the inner walls of the first strip-shaped hole 10 to be slidably connected for connection, and two supporting rods 11 are remote One end from screwed pipe 9 runs through two the first strip-shaped holes 10 and extends to the outside of two support columns 2, and two supporting rods 11 are separate One end of support column 2 has been fixedly connected with joint sealing frame 12, and the support column 2 on 1 right side of body simultaneously fixes company positioned at the top of support column 2 It is connected to fixed case 13, the inner cavity of fixed case 13 is installed with stepper motor 14, and 14 turns of stepper motor is controlled by PLC controller Dynamic that the threaded rod 6 inside Right side support column 2 can thus be driven to rotate, the rotation of right side threaded rod 6 can drive fixation simultaneously Two gears 7 inside column 3 rotate simultaneously, in this way can 6 turns of the threaded rod of simultaneous linkage two by the rotation of two gears 7 Dynamic, the rotation of two such threaded rod 6 can drive two screwed pipes 9 to move up and down, and can thus drive on supporting rod 11 12 raising and lowering of joint sealing frame, so that cartoning sealing machine is provided with the first heavy elevating mechanism by the rotation of stepper motor 14, stepping electricity The output shaft end of machine 14 extends through the bottom surface of fixed case 13 and the top surface of support column 2 and the inner cavity for extending to support column 2, step The output shaft end of stepper motor 14 is fixedly connected by shaft coupling 15 with the top of threaded rod 6, and the lower section of body 1 is simultaneously located at body 1 two sides are fixedly connected with there are two support leg 16, and there are four the quantity of support leg 16, and the bottom end of support leg 16 is fixed It is connected with universal wheel 31, universal wheel 31 facilitates the movement of entire body 1, the medial surface of two support legs 16 to be fixedly connected with admittedly Fixed board 17, the bottom surface of fixed plate 17 are simultaneously fixedly connected positioned at the both ends of fixed plate 17 there are two fixing pipe 18, the number of fixing pipe 18 There are four amounts, and the bottom end of fixing pipe 18 and is fixedly connected with the second limited block 29 positioned at the medial surfaces of two fixing pipes 18, the Two limited blocks 29 are the restrictions to 23 displacement distance of fixed link, and the inner cavity sockets of two fixing pipes 18 is there are two sliding tube 19, two The inner cavity socket of a sliding tube 19 is there are two buffer spring 20, the top of two buffer springs 20 and two 18 inner cavities of fixing pipe Top surface is fixedly connected, and the bottom ends of two sliding tubes 19 is fixedly connected with that there are two support plates 21, and there are four the quantity of support plate 21, and The bottom surface of support plate 21 has been fixedly connected with rubber pad 30, and rubber pad 30 has the effect of anti-skidding and buffering, two fixing pipes 18 Medial surface open up there are two the second strip-shaped hole 22, the medial surfaces of two sliding tubes 19 is fixedly connected with that there are two fixed links 23, Gu There are four the quantity of fixed pole 23 and the second strip-shaped hole 22 is equal, and the outer wall of fixed link 23 and the sliding of the inner wall of the second strip-shaped hole 22 connect It connects, two one end of fixed link 23 far from two sliding tubes 19 are through two the second strip-shaped holes 22 and extend to the outer of fixing pipe 18 Portion, two one end of fixed link 23 far from fixing pipe 18 have been fixedly connected with lifter plate 24, and the top surface of fixed plate 17 is simultaneously located at solid It is installed with cylinder 25 at the center of fixed board 17, drives piston rod 26 to move up and down by cylinder 25, piston rod 26 can band Dynamic lifter plate 24 moves up and down, and can thus drive the support plate 21 on sliding tube 19 to move up and down, pass through support plate 24 Moving down can contact with ground, this makes it possible to play fixed effect to entire cartoning sealing machine, pass through cylinder 25 in this way Startup makes cartoning sealing machine that there is the second heavy elevating mechanism, the bottom of cylinder 25 to be provided with piston rod 26, and the bottom end of piston rod 26 is run through Fixed plate 17 is simultaneously fixedly connected with the top surface of lifter plate 24, and the front of body 1 is simultaneously fixed between support leg 16 and support column 2 Controller 27 is installed, controller 27 is specially PLC controller, and controller 27 electrically connects with stepper motor 14 and cylinder 25 respectively It connects.

When the automatic box sealing machine with Double-lifting mechanism works, the two sides of cartoning sealing machine are provided with support column 2, support The inside of column 2 is installed with elevating mechanism, and right side can thus be driven by controlling the rotation of stepper motor 14 by PLC controller Threaded rod 6 inside support column 2 rotates, and right side threaded rod 6 rotates can drive two gears 7 inside fixed column 3 same simultaneously When rotate, in this way by the rotation of two gears 7 can two threaded rods 6 of simultaneous linkage rotate, 6 turns of two such threaded rod It is dynamic that two screwed pipes 9 can be driven to move up and down, 12 raising and lowering of joint sealing frame on supporting rod 11 can be thus driven, Cartoning sealing machine is set to be provided with the first heavy elevating mechanism by the rotation of stepper motor 14, the medial surface of support leg 16 is fixedly connected with The top surface of fixed board 17, fixed plate 17 is provided with cylinder 25, and the bottom surface of fixed plate 17 is provided with lifting leg, is driven and is lived by cylinder 25 Stopper rod 26 moves up and down, and piston rod 26 can drive lifter plate 24 to move up and down, and can thus drive the branch on sliding tube 19 Fagging 21 moves up and down, and can be contacted with ground by moving down for support plate 21, and this makes it possible to be risen to entire cartoning sealing machine To fixed effect, make cartoning sealing machine that there is the second heavy elevating mechanism by the startup of cylinder 25 in this way.

In conclusion should the automatic box sealing machine of Double-lifting mechanism, the two sides of cartoning sealing machine be provided with support column 2, The inside of support column 2 is installed with elevating mechanism, and controlling the rotation of stepper motor 14 by PLC controller can thus drive Threaded rod 6 inside Right side support column 2 rotates, and right side threaded rod 6 rotates two gears that can be driven simultaneously inside fixed column 3 7 rotate simultaneously, in this way by the rotation of two gears 7 can two threaded rods 6 of simultaneous linkage rotate, two such threaded rod 6 rotations can drive two screwed pipes 9 to move up and down, can thus drive joint sealing frame 12 on supporting rod 11 rise and under Drop, makes cartoning sealing machine be provided with the first heavy elevating mechanism by the rotation of stepper motor 14.

Meanwhile the medial surface of support leg 16 is fixedly connected with fixed plate 17, the top surface of fixed plate 17 is provided with cylinder 25, Gu The bottom surface of fixed board 17 is provided with lifting leg, drives piston rod 26 to move up and down by cylinder 25, piston rod 26 can drive lifting Plate 24 moves up and down, and the support plate 21 on sliding tube 19 can thus be driven to move up and down, by support plate 21 to moving down It is dynamic to be contacted with ground, this makes it possible to play fixed effect to entire cartoning sealing machine, made in this way by the startup of cylinder 25 Cartoning sealing machine has the second heavy elevating mechanism.

Meanwhile by the improvement to cartoning sealing machine, double elevating mechanism is set for body 1, the support in cartoning sealing machine two sides Column 2 drives joint sealing frame 12 to move up and down by stepper motor 14, controls stepper motor 14 by PLC controller, can make in this way The precision of 12 adjustable height of joint sealing frame is got higher, and has reached the first heavy elevating mechanism of body 1, solid in the setting of 16 medial surface of support leg Fixed board 17, the cylinder 25 in fixed plate 17 can push support plate 21, and support can be reached by so that support plate 21 is contacted with bottom surface Effect, to improve the stationarity of entire body 1, the elevating mechanism that is driven by cylinder 25 is the second of body to lift again Mechanism substantially increases the working efficiency of 1 joint sealing of body by the collective effect of double elevating mechanism.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of automatic box sealing machine with Double-lifting mechanism, including body (1), it is characterised in that：The body (1) it is upper Side is simultaneously fixedly connected positioned at the two sides of body (1) there are two support column (2), and the bottom end of two support columns (2) is fixedly connected with Fixed column (3), the top of two support columns (2) and the inner cavity fixing sleeve positioned at two support columns (2) are connected to first bearing (4), The bottom end of two support columns (2) is simultaneously connected to second bearing (5), the first axle positioned at the inner wall fixing sleeve of two support columns (2) The inner wall for holding (4) and second bearing (5) has been fixedly connected with threaded rod (6), and fixed column is run through in the bottom end of the threaded rod (6) (3) top surface and the inner cavities of fixed column (3) is extended to, one end that the threaded rod (6) extends to fixed column (3) inner cavity is socketed with two A gear (7), the outsides of two gears (7) are engaged with toothed chain (8), at the center of the threaded rod (6) and are located at threaded rod (6) there are two screwed pipe (9), the medial surfaces of two support columns (2) opens up that there are two the first strip-shaped holes for outer wall thread connection (10), the medial surface of two screwed pipes (9) is fixedly connected there are two supporting rod (11), and two supporting rods (11) are far from screwed pipe (9) one end runs through two the first strip-shaped holes (10) and extends to the outside of two support columns (2), and two supporting rods (11) are separate One end of support column (2) has been fixedly connected with joint sealing frame (12), and the support column (2) on the right side of the body (1) is simultaneously located at support column (2) top is fixedly connected with fixed case (13), and the inner cavity of the fixed case (13) is installed with stepper motor (14), described The output shaft end of stepper motor (14) extends through the bottom surface of fixed case (13) and the top surface of support column (2) and extends to support The inner cavity of column (2), the output shaft end of the stepper motor (14) is fixed by the top of shaft coupling (15) and threaded rod (6) to be connected It connects, the lower section of the body (1) is simultaneously fixedly connected with positioned at the two sides of body (1) there are two support leg (16), and two support The medial surface of leg (16) has been fixedly connected with fixed plate (17), and the bottom surface of the fixed plate (17) is simultaneously located at the two of fixed plate (17) End is fixedly connected there are two fixing pipe (18), and there are two sliding tube (19), two are slided for the inner cavity socket of two fixing pipes (18) There are two buffer spring (20), the top of two buffer springs (20) and two fixing pipe (18) inner cavities for the inner cavity socket of pipe (19) Top surface be fixedly connected, the bottom ends of two sliding tubes (19) is fixedly connected there are two support plate (21), two fixing pipes (18) Medial surface is opened up there are two the second strip-shaped hole (22), and the medial surfaces of two sliding tubes (19) is fixedly connected with that there are two fixed links (23), the one end of two fixed links (23) far from two sliding tubes (19) through two the second strip-shaped holes (22) and extends to fixation The outside of (18) is managed, the one end of two fixed links (23) far from fixing pipe (18) has been fixedly connected with lifter plate (24), described solid The top surface of fixed board (17) is simultaneously installed with cylinder (25) at the center of fixed plate (17), and the bottom of the cylinder (25) is set It is equipped with piston rod (26), company is fixed in the bottom end of the piston rod (26) through fixed plate (17) and with the top surface of lifter plate (24) It connects, the front of the body (1) is simultaneously installed with controller (27), the controller between support leg and support column (27) it is electrically connected respectively with stepper motor (14) and cylinder (25).

2. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：Described in two The bottom surface of the top surface of gear (7) is simultaneously fixedly connected with the first limited block (28) positioned at the outer wall of threaded rod (6).

3. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The fixation There are four the quantity for managing (18), and the bottom end of fixing pipe (18) and is fixedly connected with the positioned at the medial surface of two fixing pipes (18) Two limited blocks (29).

4. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The support The outer wall of bar (11) and the inner wall of the first strip-shaped hole (10) are slidably connected.

5. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The support There are four the quantity of plate (21), and the bottom surface of support plate (21) has been fixedly connected with rubber pad (30).

6. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The fixation There are four the quantity of bar (23) and the second strip-shaped hole (22) is equal, and the inner wall of the outer wall of fixed link (23) and the second strip-shaped hole (22) It is slidably connected.

7. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The control Device (27) is specially PLC controller.

8. a kind of automatic box sealing machine with Double-lifting mechanism according to claim 1, it is characterised in that：The support There are four the quantity of leg (16), and the bottom end of support leg (16) has been fixedly connected with universal wheel (31).