CN112407486A

CN112407486A - Packaging device

Info

Publication number: CN112407486A
Application number: CN202011338982.7A
Authority: CN
Inventors: 赵桂霞
Original assignee: Susong Jiudian Technology Co Ltd
Current assignee: Susong Jiudian Technology Co Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-02-26

Abstract

The invention belongs to the technical field of E-commerce commodity flow packaging, and particularly relates to a packaging device which comprises a rolling mechanism, an adhesive tape bonding mechanism and a boxing mechanism, wherein the rolling mechanism is used for wrapping an air column cushion pad on a cylindrical surface of a cylindrical material; the adhesive tape bonding mechanism is used for bonding an adhesive tape at the joint of the air column cushion pad to prevent the air column cushion pad from unwinding; the packing mechanism is used for respectively turning the first extending section and the second extending section over towards the end surface area of the cylindrical material and packing the cylindrical material into a packing box. The rolling mechanism can automatically wrap the cushion pad on the canned goods; the adhesive tape bonding mechanism can bond the adhesive tape at the joint of the cushion pads, and the boxing mechanism can turn over the end parts of the cushion pads and pack the cushion pads and goods into the packaging box together, so that the packaging efficiency is improved.

Description

Packaging device

Technical Field

The invention belongs to the technical field of E-commerce commodity flow packaging, and particularly relates to a packaging device.

Background

With the rapid development of the e-commerce field, the capacity demand of the logistics packaging industry is rapidly increased, the existing packaging process and packaging method are difficult to adapt to the market demand, for example, the packaging of cylindrical materials, the existing technology generally wraps the gas column cushion pad on the outer wall of the material manually, the gas column cushion pad is fixed by using an adhesive tape, and then the goods are loaded into the packaging box one by one manually, so that the working efficiency is low; in addition, the inflation and the segmentation of the air column cushion are also difficult problems, the finished product of the air column cushion is generally a coil material without inflation, so that air inlet channels of all air columns are communicated, and the whole coil is inflated when the air column cushion is restarted, so that the inflated air column cushion is difficult to arrange disorderly, or the air column cushion is separated into a certain length and then inflated one by one, so that the inflation efficiency is too low, and the production efficiency is influenced.

Disclosure of Invention

The invention aims to provide a packaging device which can realize the operations of automatic covering of a cushion pad, automatic pasting of an adhesive tape, automatic boxing and the like of canned goods and improve the packaging efficiency.

The technical scheme adopted by the invention is as follows:

a packaging device comprises a rolling mechanism, a tape bonding mechanism and a boxing mechanism, wherein the rolling mechanism is used for wrapping an air column cushion pad on the cylindrical surface of a cylindrical material; the gas column cushion comprises a strip-shaped body, wherein a plurality of first gas columns and second gas columns are arranged on the strip-shaped body in parallel, the length directions of the first gas columns and the second gas columns are parallel to the width direction of the strip-shaped body, the first gas columns and the second gas columns are alternately arranged along the length direction of the strip-shaped body, the first gas columns and the second gas columns are respectively provided with first extending sections and second extending sections in opposite directions, the first extending sections are communicated with the first gas columns, the second extending sections are communicated with the second gas columns, and narrowing parts which are convenient to bend are respectively arranged between the first extending sections and the first gas columns and between the second extending sections and the second gas columns; the two side edges of the belt-shaped body are provided with air inlet channels arranged along the length direction of the belt-shaped body, and self-sealing strips for allowing air to pass from the air inlet channels to the first extension section and the second extension section in a single direction are respectively arranged between the two air inlet channels and the first extension section and between the two air inlet channels and the second extension section; the adhesive tape bonding mechanism is used for bonding an adhesive tape at the joint of the air column cushion pad to prevent the air column cushion pad from unwinding; when the gas column cushion is wrapped on the cylindrical surface of the cylindrical material, the first extension section and the second extension section respectively protrude out of two ends of the cylindrical material; the packing mechanism is used for respectively turning the first extending section and the second extending section over towards the end surface area of the cylindrical material and packing the cylindrical material into a packing box.

The rolling mechanism comprises a U-shaped seat, the U-shaped seat is provided with a U-shaped groove with an upward opening, two symmetrically arranged arc-shaped clamping jaws are arranged in the U-shaped seat, the arc center of each arc-shaped clamping jaw is coaxial with the arc center of the arc on the bottom surface of the U-shaped groove, and the arc-shaped clamping jaws are rotatably arranged in the U-shaped seat by taking the arc centers as the rotation centers; the two arc-shaped clamping jaws rotate upwards and can enclose with the bottom surface arc of the U-shaped groove to form a circular clamping cavity when being folded; when the gas column buffer cushion is laid on the top of the U-shaped seat and the cylindrical material is placed on the gas column buffer cushion in the corresponding area of the U-shaped groove, the cylindrical material can press the gas column buffer cushion into the U-shaped groove under the action of self gravity, meanwhile, the middle part of the gas column buffer cushion is attached to the lower half arc surface of the cylindrical material, and when the two arc-shaped clamping jaws are closed, the two ends of the gas column buffer cushion can be pressed on the upper half arc surface of the cylindrical material along the upper half outline of the cylindrical material; the horizontal supporting plate is used for supporting cylindrical materials and air column cushions, the cylindrical materials can gradually fall into the U-shaped groove when the horizontal supporting plate moves from top to bottom, and the cylindrical materials and the air column cushions can be ejected out of the U-shaped groove when the horizontal supporting plate moves from bottom to top.

The U-shaped seat reciprocates along the vertical direction; the clamping jaw linkage driving component is assembled to drive the two arc-shaped clamping jaws to be closed when the U-shaped seat descends and to drive the two arc-shaped clamping jaws to be opened when the U-shaped seat ascends; the clamping jaw linkage driving component comprises a traction frame, a traction rope and an elastic piece, wherein one end of the traction rope is fixedly connected with the lower end of the arc-shaped clamping jaw, the traction rope is in rolling fit with the outer arc surface of the arc-shaped clamping jaw, the other end of the traction rope is fixedly connected with the traction frame, when the U-shaped seat moves downwards relative to the traction frame, the traction rope can drive the arc-shaped clamping jaw to fold, one end of the elastic piece is fixedly connected with the arc-shaped clamping jaw, the other end of the elastic piece is fixedly connected with the U-shaped seat, when the arc-shaped clamping jaw is folded, the elastic piece can generate elastic deformation, and when the U-shaped seat moves; the horizontal supporting plate is in blocking connection with the U-shaped seat, so that the U-shaped seat can be driven to synchronously descend after the horizontal supporting plate descends for a preset stroke, and the top surface of the horizontal supporting plate is lowered to be below the bottom of the U-shaped groove when the horizontal supporting plate starts to drive the U-shaped seat to descend; the traction frame reciprocates along the vertical direction, the horizontal supporting plate or the U-shaped seat is in blocking connection with the traction frame, so that the traction frame can be driven to synchronously descend after the U-shaped seat descends for a preset stroke, and the preset stroke is just the stroke required for driving the arc-shaped clamping jaw to fold; a first elastic unit used for driving the U-shaped seat to move upwards is arranged between the U-shaped seat and the rack, and a second elastic unit used for driving the traction frame to move upwards is arranged between the traction frame and the rack.

A strip groove for guiding a traction rope is arranged on the outer arc surface of the arc-shaped clamping jaw; the side surface of the arc-shaped clamping jaw is provided with at least two guide pins, and the guide pins and arc-shaped holes formed in the U-shaped seat form sliding fit; the elastic piece is a tension spring or a rubber rope; the upper end of the U-shaped seat is provided with a workbench fixedly connected with the rack, the workbench is provided with a through hole for the cylindrical material to pass through, and the U-shaped seat is positioned below the through hole.

The adhesive tape bonding mechanism is positioned on a descending path of the U-shaped seat and comprises a rotary support and an unwinding roller, the rotary support is rotatably arranged on the rack along a horizontal axis, a rotary driving element for driving the rotary support to rotate is arranged on the rack, at least three tensioning units are arranged on the rotary support in an overhanging manner, and the tensioning units are uniformly arranged at intervals along the circumferential direction of the rotary support; the unwinding roller is rotatably arranged on the rack, the axis of the unwinding roller is parallel to the axis of the rotary support, the adhesive tape roll is fixed on the unwinding roller, and the end part of the adhesive tape roll is led out and then attached to the tensioning unit; the tensioning unit is provided with a cutting mechanism, and when the tensioning unit rotates to a specified position along with the rotary support, the cutting mechanism can cut off the adhesive tape attached to the tensioning unit; the distance between two adjacent tight units is small, the diameter of the cylindrical material and the thickness of the two layers of air column cushions are added, and when the U-shaped seat descends, the U-shaped seat can penetrate through the space between the two adjacent tight units.

The tensioning unit comprises a first arc-shaped plate and a second arc-shaped plate, the first arc-shaped plate and the second arc-shaped plate are coaxially and rotatably arranged on the rotary support, a first torsion spring is arranged between the first arc-shaped plate and the rotary support, a second torsion spring is arranged between the second arc-shaped plate and the rotary support, the first torsion spring and the second torsion spring are assembled to drive the first arc-shaped plate and the second arc-shaped plate to be folded, when the adhesive tape is tensioned on the tensioning unit, half of the part of the adhesive tape attached to the tensioning unit is arranged on the first arc-shaped plate, and the other half of the adhesive tape attached to the tensioning unit is arranged on the second arc-shaped plate, the cutting mechanism comprises a cutter positioned between the first arc-shaped plate and the second arc-shaped plate, and the cutter is movably arranged along the radial directions; the cutter is connected with the rotary support in a sliding mode through the cutter holder, a third elastic unit is arranged between the cutter holder and the rotary support, an arch-shaped block is further arranged on the cutter holder, a jacking block is arranged on a path of the arch-shaped block rotating along with the rotary support, and when the tensioning unit rotates to a specified position, the jacking block can push the arch-shaped block in a squeezing mode and enable the cutter to protrude out of the outer arc surfaces of the first arc-shaped plate and the second arc-shaped plate; when the top block is separated from the arch block, the third elastic unit can drive the cutter to retract to the inner sides of the outer cambered surfaces of the first cambered plate and the second cambered plate; the first arc-shaped plate is rotationally connected with the rotary support through a pipe shaft, and the second arc-shaped plate is rotationally connected with a central hole of the pipe shaft through a mandrel; the cutting edge of the cutter is serrated.

A rolling mechanism is arranged above the rotary support and comprises two symmetrically arranged swing arms, a pressing roller is rotatably arranged at the swinging end of each swing arm, the axis of the pressing roller is parallel to the axis of the rotary support, the swing arms are arranged on the rolling support in a swinging mode, the swinging axes are parallel to the axis of the rotary support, a third torsion spring is arranged between each swing arm and the rolling support and assembled to drive the two swing arms to be folded, a limiting block used for limiting the folding angle of each swing arm is further arranged on the rolling support and is in blocking connection with the swing arms, and when the swing arms are folded, the V-shaped openings of the swing arms face the rotary support; the rolling support is movably connected with the rack, the movable square is parallel to the axis direction of the rotary support, and a translation driving element for driving the rolling support to move is arranged on the rack.

The number of the tensioning units is 4; the rotary support is in a cross shape, and the tensioning units are respectively arranged on four cantilevers of the cross.

The boxing mechanism comprises two vertical plates which are arranged in parallel at intervals, and the distance between the two vertical plates is slightly larger than the length of the cylindrical material; u-shaped notches are symmetrically formed in the two vertical plates, an extrusion mechanism is arranged on the outer sides of the two U-shaped notches respectively, a material pushing mechanism is arranged between the two vertical plates, a bottom plate is arranged at the bottom of each vertical plate, a blanking pipe is arranged on the bottom plate, and the width of the blanking pipe is consistent with the distance between the two vertical plates; the packing box is placed at the outlet at the lower end of the discharging pipe; the U-shaped notch is used for accommodating cylindrical materials wrapped by the air column cushion pad, and the extrusion mechanism is assembled to be capable of extruding the first extension section and the second extension section and enabling the first extension section and the second extension section to be folded towards the end face of the cylindrical materials; a manipulator for transferring the cylindrical material which is wrapped by the gas column cushion pad to the boxing mechanism from the wrapping mechanism is arranged between the boxing mechanism and the wrapping mechanism.

The extrusion mechanism comprises a conical guide part and a disc-shaped compression part, the large-diameter end of the guide part is arranged towards the end part of the cylindrical material, the diameter of the large-diameter end of the guide part is larger than the diameter of the cylindrical material plus the thickness of the two layers of air column cushions, and the diameter of the small-diameter end of the guide part is smaller than the diameter of the cylindrical material plus the thickness of the two layers of air column cushions; the diameter of the pressing part is smaller than that of the small-diameter end of the guide part, and the guide part and the pressing part are movably arranged along the axial direction of the cylindrical material; the pressing part is fixedly connected with a push rod, the guide part is connected with the push rod in a sliding mode, a fourth pressure spring is arranged between the guide part and the push rod, the fourth pressure spring is assembled to enable the guide part to move towards the direction close to the vertical plate relative to the pressing part under the driving of the elastic force of the fourth pressure spring, and the push rod is fixedly connected with a piston rod of a horizontally arranged air cylinder; the width of the U-shaped notch is smaller than the diameter of the large-diameter end of the guide part and larger than the diameter of the pressing part; the circumferential length of the guide part is smaller than the lengths of the first extension section and the second extension section; the cone angle of the inner conical surface of the guide part is 60-120 degrees; the pushing mechanism comprises a push plate which reciprocates along the horizontal direction, the motion direction of the push plate is vertical to the axial direction of the cylindrical material, and the push plate is fixedly connected with a piston rod of a piston cylinder which is horizontally arranged.

The invention has the technical effects that: the gas column cushion comprises a main body part and extension parts, wherein the main body part is densely arranged, the extension parts are sparsely arranged at two ends of the main body part, when the gas column cushion is used, the main body part is wrapped on the cylindrical surface of a cylindrical material, the extension parts can be folded towards the end surface of the cylindrical material, so that the end surface is protected in an invisible manner, and the gas columns of the extension parts are arranged at large intervals, so that mutual interference is avoided during folding; the rolling mechanism can automatically wrap the cushion pad on the canned goods; the adhesive tape bonding mechanism can bond the adhesive tape at the joint of the cushion pads, and the boxing mechanism can turn over the end parts of the cushion pads and pack the cushion pads and goods into the packaging box together, so that the packaging efficiency is improved.

Drawings

FIG. 1 is a perspective view of an air column cushion provided by an embodiment of the present invention;

FIG. 2 is a perspective view of a winding mechanism and a tape splicing mechanism provided by an embodiment of the present invention;

FIG. 3 is a front view of a winding mechanism and a tape bonding mechanism provided by an embodiment of the present invention;

FIG. 4 is a side view of a winding mechanism and a tape bonding mechanism provided by an embodiment of the present invention;

FIG. 5 is a perspective view of a winding mechanism provided by an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a winding mechanism provided by an embodiment of the present invention;

FIG. 7 is a perspective view of a tape bonding mechanism provided by an embodiment of the present invention;

FIG. 8 is a front view of a tape bonding mechanism provided by an embodiment of the present invention;

FIG. 9 is a perspective view of a tensioning unit provided by an embodiment of the present invention;

FIG. 10 is an exploded view of a tension unit provided by an embodiment of the present invention;

fig. 11 is a perspective view of a case packing mechanism provided by an embodiment of the present invention.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.

Example 1

As shown in fig. 2 and 11, a packaging device comprises a rolling mechanism, a tape bonding mechanism and a boxing mechanism, wherein the rolling mechanism is used for wrapping an air column cushion on a cylindrical surface of a cylindrical material 1; as shown in fig. 1, the gas column cushion includes a strip-shaped body 10, a plurality of first gas columns 11 and second gas columns 12 are arranged in parallel on the strip-shaped body 10, the length directions of the first gas columns 11 and the second gas columns 12 are parallel to the width direction of the strip-shaped body 10, each first gas column 11 and each second gas column 12 are alternately arranged along the length direction of the strip-shaped body 10, the first gas columns 11 and the second gas columns 12 are respectively provided with a first extending section 111 and a second extending section 121 in opposite directions, the first extending section 111 is communicated with the first gas column 11, the second extending section 121 is communicated with the second gas column 12, and a narrowing portion convenient for bending is respectively arranged between the first extending section 111 and the first gas column 11 and between the second extending section 121 and the second gas column 12; the edges of two sides of the belt-shaped body 10 are provided with air inlet channels 13 arranged along the length direction of the belt-shaped body 10, and self-sealing strips for allowing air to pass through from the air inlet channels 13 to the first extension section 111 and the second extension section 121 in one direction are respectively arranged between the two air inlet channels 13 and the first extension section 111 and the second extension section 121. The gas column cushion comprises a main body part and extension parts, wherein the main body part is densely arranged, the extension parts are sparsely arranged at two ends of the main body part, when the gas column cushion is used, the main body part is wrapped on the cylindrical surface of a cylindrical material 1, the extension parts can be folded towards the end surface of the cylindrical material 1, so that the end surface is invisibly protected, and the extension parts are arranged at large intervals, so that mutual interference is avoided during folding.

As shown in fig. 2, the tape bonding mechanism is used for bonding a tape at the seam of the air column cushion pad to prevent the air column cushion pad from unwinding; when the gas column cushion is wrapped on the cylindrical surface of the cylindrical material 1, the first extension section 111 and the second extension section 121 respectively protrude out of two ends of the cylindrical material 1; as shown in fig. 11, the packing mechanism is configured to fold the first extension section 111 and the second extension section 121 toward the end surface regions of the cylindrical material 1, respectively, and pack the cylindrical material 1 into the packing box.

Specifically, as shown in fig. 3-6, the winding mechanism includes a U-shaped seat 61, a U-shaped groove with an upward opening is formed on the U-shaped seat 61, two arc-shaped clamping jaws 62 are symmetrically arranged in the U-shaped seat 61, an arc center of the arc-shaped clamping jaw 62 is coaxial with an arc center of an arc at the bottom surface of the U-shaped groove, and the arc-shaped clamping jaw 62 is rotatably arranged in the U-shaped seat 61 with the arc center as a rotation center; the two arc-shaped clamping jaws 62 rotate upwards and can form a circular clamping cavity together with the bottom surface arc of the U-shaped groove when being mutually folded; when the gas column buffer cushion is laid on the top of the U-shaped seat 61 and the cylindrical material 1 is placed on the gas column buffer cushion in the corresponding area of the U-shaped groove, the cylindrical material 1 can press the gas column buffer cushion into the U-shaped groove under the action of self gravity, meanwhile, the middle part of the gas column buffer cushion is attached to the lower half arc surface of the cylindrical material 1, and when the two arc-shaped clamping jaws 62 are folded, the two ends of the gas column buffer cushion can be pressed on the upper half arc surface of the cylindrical material 1 along the upper half outline of the cylindrical material 1; the horizontal supporting plate 66 is used for supporting the cylindrical material 1 and the gas column cushion pad, when the horizontal supporting plate 66 moves from top to bottom, the cylindrical material 1 can gradually fall into the U-shaped groove, and when the horizontal supporting plate 66 moves from bottom to top, the cylindrical material 1 and the gas column cushion pad can be ejected out of the U-shaped groove.

Further, the U-shaped seat 61 is arranged in a reciprocating manner in the vertical direction; the clamping jaw linkage driving mechanism is assembled to drive the two arc-shaped clamping jaws 62 to be closed when the U-shaped seat 61 descends and drive the two arc-shaped clamping jaws 62 to be opened when the U-shaped seat 61 ascends; the clamping jaw linkage driving component comprises a traction frame 64, a traction rope 63 and an elastic piece 65, one end of the traction rope 63 is fixedly connected with the lower end of the arc-shaped clamping jaw 62, the traction rope 63 is in rolling fit with the outer arc surface of the arc-shaped clamping jaw 62, the other end of the traction rope 63 is fixedly connected with the traction frame 64, the traction rope 63 can drive the arc-shaped clamping jaw 62 to be folded when the U-shaped base 61 moves downwards relative to the traction frame 64, one end of the elastic piece 65 is fixedly connected with the arc-shaped clamping jaw 62 and the other end of the elastic piece is fixedly connected with the U-shaped base 61, the elastic piece 65 can generate elastic deformation when the arc-shaped clamping jaw 62 is folded, and the arc-shaped clamping jaw 62 is opened under the elastic action; the horizontal supporting plate 66 is in blocking connection with the U-shaped seat 61, so that the horizontal supporting plate 66 can drive the U-shaped seat 61 to synchronously descend after descending for a preset stroke, and the top surface of the horizontal supporting plate 66 is reduced to be below the bottom of the U-shaped groove when the horizontal supporting plate 66 starts to drive the U-shaped seat 61 to descend; the traction frame 64 is arranged in a reciprocating manner along the vertical direction, the horizontal supporting plate 66 or the U-shaped seat 61 is in blocking connection with the traction frame 64, so that the traction frame 64 can be driven to synchronously move downwards after the U-shaped seat 61 moves downwards for a preset stroke, and the preset stroke is just the stroke required for driving the arc-shaped clamping jaws 62 to fold; a first elastic unit 611 for driving the U-shaped seat 61 to move upwards is arranged between the U-shaped seat 61 and the machine frame, and a second elastic unit 641 for driving the traction frame 64 to move upwards is arranged between the traction frame 64 and the machine frame.

Preferably, the arc-shaped clamping jaw 62 is provided with a strip groove for guiding the traction rope 63 on the outer arc surface; the side surface of the arc-shaped clamping jaw 62 is provided with at least two guide pins 621, and the guide pins 621 and the arc-shaped holes 612 formed on the U-shaped seat 61 form sliding fit; the elastic member 65 is a tension spring or a rubber rope; the upper end of the U-shaped seat 61 is provided with a workbench 67 fixedly connected with the frame, the workbench 67 is provided with a through hole for the cylindrical material 1 to pass through, and the U-shaped seat 61 is positioned below the through hole.

As shown in fig. 2-4 and 7-10, the tape splicing mechanism is located on the downward path of the U-shaped seat 61, the tape splicing mechanism includes a rotary support 70 and an unwinding roller 72, the rotary support 70 is rotatably disposed on the frame along a horizontal axis and is provided with a rotary driving element for driving the rotary support 70 to rotate, the rotary support 70 is provided with at least three tensioning units 71 in a suspending manner, and the tensioning units 71 are uniformly spaced along the circumferential direction of the rotary support 70; the unwinding roller 72 is rotatably arranged on the frame, the axis of the unwinding roller is parallel to the axis of the rotary support 70, the adhesive tape roll is fixed on the unwinding roller 72, and the end part of the adhesive tape roll is led out and then attached to the tensioning unit 71; the tensioning unit 71 is provided with a cutting mechanism, and when the tensioning unit 71 rotates to a specified position along with the rotary support 70, the cutting mechanism can cut off the adhesive tape attached to the tensioning unit 71; the adhesive tape bonding mechanism is positioned on a descending path of the horizontal supporting plate 66, the distance between two adjacent tight units 71 is small, the diameter of the cylindrical material 1 is increased by the thickness of two layers of air column buffer cushions, and when the U-shaped seat 61 descends, the U-shaped seat can penetrate through the space between two adjacent tight units 71; the horizontal support plate 66 is moved downwards to drive the arc-shaped clamping jaws 62 to be closed firstly, and then synchronously moves downwards with the U-shaped seat 61 and the traction frame 64 until the horizontal support plate enters between the tensioning units 71 of the tape bonding mechanism.

Preferably, as shown in fig. 9 and 10, the tensioning unit 71 includes a first arc plate 711 and a second arc plate 712, the first arc plate 711 and the second arc plate 712 are coaxially and rotatably disposed on the rotating bracket 70, a first torsion spring 715 is disposed between the first arc plate 711 and the rotating bracket 70, a second torsion spring 716 is disposed between the second arc plate 712 and the rotating bracket 70, the first torsion spring 715 and the second torsion spring 716 are assembled to drive the first arc plate 711 and the second arc plate 712 to close, and half of a portion of the adhesive tape attached to the tensioning unit 71 is disposed on the first arc plate 711 and the other half is disposed on the second arc plate 712 when the adhesive tape is tensioned on the tensioning unit 71. When the U-shaped seat 61 descends, wherein two adjacent tensioning units 71 are in a horizontal position, the U-shaped seat 61 enters the center of the rotary bracket 70 from between the two tensioning units 71, and then the rotary bracket 70 rotates by a step distance to move the two adjacent tensioning units 71 with the adhesive tapes above the U-shaped seat 61 and cut off the adhesive tapes; then the U-shaped seat 61 moves upward, the adhesive tape is adhered to the seam of the air column cushion pad, and the first arc-shaped plate 711 and the second arc-shaped plate 712 on the two tensioning units 71 deflect under the pulling action of the adhesive tape to reduce the resistance when the adhesive tape is separated from the first arc-shaped plate 711 and the second arc-shaped plate 712.

Preferably, the cutting mechanism comprises a cutter 76 positioned between the first arc-shaped plate 711 and the second arc-shaped plate 712, and the cutter 76 is movably arranged along the radial direction of the first arc-shaped plate 711 and the second arc-shaped plate 712; the cutter 76 is slidably connected with the rotary support 70 through a cutter holder 761, a third elastic unit 762 is arranged between the cutter holder 761 and the rotary support 70, an arch block 763 is further arranged on the cutter holder 761, a top block 764 is arranged on a path of the arch block 763 rotating along with the rotary support 70, and when the tensioning unit 71 rotates to a specified position, the top block 764 can push the arch block 763 and make the cutter 76 protrude out of the outer arc surfaces of the first arc plate 711 and the second arc plate 712; the third elastic unit 762 can drive the cutter 76 to retract inside the extrados of the first and

second arc plates

711 and 712 when the top block 764 is separated from the arch block 763; the first arc-shaped plate 711 is rotationally connected with the rotary support 70 through a pipe shaft 713, and the second arc-shaped plate 712 is rotationally connected with a central hole of the pipe shaft 713 through a mandrel 714; the cutting edge of the cutter 76 is serrated.

Further, as shown in fig. 7 and 8, a rolling mechanism is arranged above the rotating support 70, the rolling mechanism includes two symmetrically arranged swing arms 73, a pressing roller 74 is rotatably arranged at a swing end of the swing arm 73, an axis of the pressing roller 74 is parallel to an axis of the rotating support 70, the swing arm 73 is swing-arranged on the rolling support 75, the swing axis is parallel to the axis of the rotating support 70, a third torsion spring is arranged between the swing arm 73 and the rolling support 75, the third torsion spring is assembled to drive the two swing arms 73 to close, a limiting block for limiting a closing angle of the swing arm 73 is further arranged on the rolling support 75, the limiting block is connected with the swing arm 73 in a blocking manner, and when the swing arm 73 is closed, a V-shaped opening is arranged toward the rotating support 70; the rolling support 75 is movably connected with the frame, the movable square is parallel to the axial direction of the rotary support 70, and a translation driving element for driving the rolling support 75 to move is arranged on the frame. When the U-shaped seat 61 moves downwards, the rolling support 75 translates towards the direction far away from the U-shaped seat 61 to avoid the downward path of the U-shaped seat 61, when the U-shaped seat 61 moves upwards, the adhesive tape attaching area on the air column cushion pad abuts against the pressing roller 74, the two swing arms 73 are pushed away along with the continuous upward movement of the U-shaped seat 61, and the pressing roller 74 rolls towards two sides from the center of the top surface of the cylindrical material 1 gradually in the process so as to press the adhesive tape.

Preferably, there are 4 tensioning units 71; the rotary support 70 is in a cross shape, and the tensioning units 71 are respectively arranged on four cantilevers of the cross.

Preferably, as shown in fig. 11, the boxing mechanism includes two vertical plates 80 arranged in parallel at intervals, and the distance between the two vertical plates 80 is slightly larger than the length of the cylindrical material 1; u-shaped notches are symmetrically formed in the two vertical plates 80, an extrusion mechanism is respectively arranged on the outer sides of the two U-shaped notches, a material pushing mechanism is arranged between the two vertical plates 80, a bottom plate is arranged at the bottom of each vertical plate 80, a blanking pipe 85 is arranged on the bottom plate, and the width of each blanking pipe 85 is consistent with the distance between the two vertical plates 80; the packing box 2 is placed at the outlet at the lower end of the blanking pipe 85; the U-shaped notch is used for accommodating a cylindrical material 1 wrapped by an air column cushion, and the extrusion mechanism is assembled to be capable of extruding the first extension section 111 and the second extension section 121 and enabling the first extension section and the second extension section to be folded towards the end face of the cylindrical material 1; a manipulator for transferring the cylindrical material 1 coated with the gas column cushion pad from the coating mechanism to the boxing mechanism is arranged between the boxing mechanism and the coating mechanism.

Specifically, the squeezing mechanism comprises a conical guide part 81 and a disc-shaped pressing part 82, the large-diameter end of the guide part 81 is arranged towards the end part of the cylindrical material 1, the diameter of the large-diameter end of the guide part 81 is larger than the diameter of the cylindrical material 1 plus the thickness of two layers of air column cushions, and the diameter of the small-diameter end is smaller than the diameter of the cylindrical material 1 plus the thickness of two layers of air column cushions; the diameter of the pressing part 82 is smaller than that of the small-diameter end of the guide part 81, and the guide part 81 and the pressing part 82 are movably arranged along the axial direction of the cylindrical material 1; the pressing part 82 is fixedly connected with a push rod, the guide part 81 is connected with the push rod in a sliding manner, a fourth pressure spring 83 is arranged between the guide part 81 and the push rod, the fourth pressure spring 83 is assembled to enable the guide part 81 to move towards the direction close to the vertical plate 80 relative to the pressing part 82 under the action of the elastic force of the fourth pressure spring 83, and the push rod is fixedly connected with a piston rod of a horizontally arranged air cylinder; the width of the U-shaped notch is smaller than the diameter of the large-diameter end of the guide part 81 and larger than the diameter of the pressing part 82; the circumferential length of the guide part 81 is smaller than the lengths of the first extension 111 and the second extension 121; the taper angle of the inner tapered surface of the guide portion 81 is 60 ° -120 °; the material pushing mechanism comprises a push plate 84 which reciprocates along the horizontal direction, the motion direction of the push plate 84 is vertical to the axial direction of the cylindrical material 1, and the push plate 84 is fixedly connected with a piston rod of a piston cylinder which is horizontally arranged. The guide portion 81 first presses the end of the air column cushion to make the end contract toward the center, and then the pressing portion 82 presses the end of the air column cushion, since the end has been inclined at this time, the pressing portion 82 can make the end of the air column cushion continue to contract and bend until it is closely attached to the end of the cylindrical material 1.

Example 2

A method of packaging comprising the steps of:

step 1; winding the air column cushion pad on the cylindrical material 1, so that two ends of the air column cushion pad protrude out of two ends of the cylindrical material 1;

step 2: bonding and fixing the seam of the gas column cushion pad by using an adhesive tape;

and step 3: folding the two ends of the gas column cushion pad to the end surface of the cylindrical material 1, keeping the folding state, and putting the cylindrical material 1 and the gas column cushion pad into the packing box 2;

the step 1 adopts a rolling mechanism for operation, and specifically comprises the following steps: the rolling mechanism comprises a U-shaped seat 61, a U-shaped groove with an upward opening is formed in the U-shaped seat 61, two arc-shaped clamping jaws 62 which are symmetrically arranged are arranged in the U-shaped seat 61, the arc center of each arc-shaped clamping jaw 62 is coaxial with the arc center of the arc on the bottom surface of the U-shaped groove, and the arc-shaped clamping jaws 62 are rotatably arranged in the U-shaped seat 61 by taking the arc centers as the rotation centers; the two arc-shaped clamping jaws 62 rotate upwards and can form a circular clamping cavity together with the bottom surface arc of the U-shaped groove when being mutually folded; firstly, laying an air column cushion pad on the top of a U-shaped seat 61, placing a cylindrical material 1 on the air column cushion pad in a corresponding area of a U-shaped groove, pressing the air column cushion pad into the U-shaped groove under the action of self gravity of the cylindrical material 1, simultaneously attaching the middle part of the air column cushion pad to the lower half arc surface of the cylindrical material 1, then driving two arc-shaped clamping jaws 62 to fold, and pressing two ends of the air column cushion pad on the upper half arc surface of the cylindrical material 1 by the arc-shaped clamping jaws 62 along the upper half contour of the cylindrical material 1;

the step 2 is operated by adopting an adhesive tape bonding mechanism, which specifically comprises the following steps: the adhesive tape bonding mechanism comprises a rotary support 70 and an unwinding roller 72, wherein the rotary support 70 is rotatably arranged on a rack along a horizontal axis, a rotary driving element for driving the rotary support 70 to rotate is arranged on the rack, at least three tensioning units 71 are arranged on the rotary support 70 in a suspending manner, and the tensioning units 71 are uniformly arranged along the circumferential direction of the rotary support 70 at intervals; the unwinding roller 72 is rotatably arranged on the frame, the axis of the unwinding roller is parallel to the axis of the rotary support 70, the adhesive tape roll is fixed on the unwinding roller 72, and the end part of the adhesive tape roll is led out and then attached to the tensioning unit 71; the tensioning unit 71 is provided with a cutting mechanism, and when the tensioning unit 71 rotates to a specified position along with the rotary support 70, the cutting mechanism can cut off the adhesive tape attached to the tensioning unit 71; the distance between two adjacent tightening units 71 is small, and the sum of the diameter of the cylindrical material 1 and the thickness of two layers of air column cushion pads is equal to the sum of the diameter of the cylindrical material 1 and the thickness of two layers of air column cushion pads; in the step 1, the air column cushion is pressed on the cylindrical material 1 by the U-shaped seat 61 and then moves to a position between the tensioning units 71 with the air column cushion, then the rotary support 70 rotates to enable the adhesive tape to block a return path of the U-shaped seat 61 and cut off the adhesive tape, and when the U-shaped seat 61 returns, the cut-off adhesive tape can be attached to the seam of the air column cushion;

step 3 adopts the vanning mechanism to operate, specifically is: transferring the cylindrical material 1 coated with the gas column cushion pad from the coating mechanism to a boxing mechanism by using a mechanical arm; the boxing mechanism comprises two vertical plates 80 which are arranged in parallel at intervals, and the distance between the two vertical plates 80 is slightly larger than the length of the cylindrical material 1; u-shaped notches are symmetrically formed in the two vertical plates 80, an extrusion mechanism is respectively arranged on the outer sides of the two U-shaped notches, a material pushing mechanism is arranged between the two vertical plates 80, a bottom plate is arranged at the bottom of each vertical plate 80, a blanking pipe 85 is arranged on the bottom plate, and the width of each blanking pipe 85 is consistent with the distance between the two vertical plates 80; the packing box 2 is placed at the outlet at the lower end of the blanking pipe 85; the manipulator places the cylindrical material 1 and the air column cushion coated by the cylindrical material 1 in the U-shaped notch, and the extrusion mechanism extrudes two ends of the air column cushion and turns the air column cushion to the end face of the cylindrical material 1; the pushing mechanism pushes the cylindrical material 1 and the folded gas column cushion pad to the blanking pipe 85, and the cylindrical material 1 and the folded gas column cushion pad fall into the packaging box 2 through the blanking pipe 85; and (5) packaging the packaging box 2 by an operator, and finishing packaging.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims

1. A packaging device characterized by: the device comprises a rolling mechanism, a tape bonding mechanism and a boxing mechanism, wherein the rolling mechanism is used for wrapping an air column cushion pad on the cylindrical surface of a cylindrical material (1); the gas column cushion comprises a strip-shaped body (10), a plurality of first gas columns (11) and second gas columns (12) are arranged on the strip-shaped body (10) in parallel, the length directions of the first gas columns (11) and the second gas columns (12) are parallel to the width direction of the strip-shaped body (10), each first gas column (11) and each second gas column (12) are alternately arranged along the length direction of the strip-shaped body (10), the first gas columns (11) and the second gas columns (12) are respectively provided with first extension sections (111) and second extension sections (121) in opposite directions, the first extension sections (111) are communicated with the first gas columns (11), the second extension sections (121) are communicated with the second gas columns (12), and narrowing parts convenient to bend are respectively arranged between the first extension sections (111) and the first gas columns (11) and between the second extension sections (121) and the second gas columns (12); air inlet channels (13) arranged along the length direction of the belt-shaped body (10) are arranged at the edges of the two sides of the belt-shaped body (10), and self-sealing strips for allowing air to pass from the air inlet channels (13) to the first extension section (111) and the second extension section (121) in a single direction are respectively arranged between the two air inlet channels (13) and the first extension section (111) and between the two air inlet channels (13) and the second extension section (121); the adhesive tape bonding mechanism is used for bonding an adhesive tape at the joint of the air column cushion pad to prevent the air column cushion pad from unwinding; when the gas column cushion is wrapped on the cylindrical surface of the cylindrical material (1), the first extension section (111) and the second extension section (121) respectively protrude out of two ends of the cylindrical material (1); the boxing mechanism is used for respectively turning over the first extension section (111) and the second extension section (121) to the end face area of the cylindrical material (1) and loading the cylindrical material (1) into the packaging box (2).

2. The packaging device of claim 1, wherein: the rolling mechanism comprises a U-shaped seat (61), a U-shaped groove with an upward opening is formed in the U-shaped seat (61), two arc-shaped clamping jaws (62) are symmetrically arranged in the U-shaped seat (61), the arc centers of the arc-shaped clamping jaws (62) are coaxial with the arc center of the arc on the bottom surface of the U-shaped groove, and the arc-shaped clamping jaws (62) are rotatably arranged in the U-shaped seat (61) by taking the arc centers as the rotation center; the two arc-shaped clamping jaws (62) can rotate upwards and can form a circular clamping cavity together with the bottom surface arc of the U-shaped groove when being mutually folded; when the gas column buffer cushion is laid on the top of the U-shaped seat (61) and the cylindrical material (1) is placed on the gas column buffer cushion in the corresponding area of the U-shaped groove, the cylindrical material (1) can press the gas column buffer cushion into the U-shaped groove under the action of self gravity, the middle part of the gas column buffer cushion is attached to the lower half arc surface of the cylindrical material (1), and when the two arc-shaped clamping jaws (62) are folded, the two ends of the gas column buffer cushion can be pressed on the upper half arc surface of the cylindrical material (1) along the upper half contour of the cylindrical material (1); the horizontal supporting plate (66) is arranged in a reciprocating mode in the horizontal direction, and the driving part is used for driving the horizontal supporting plate (66) to vertically reciprocate, the horizontal supporting plate (66) is used for supporting the cylindrical material (1) and the air column cushion pad, when the horizontal supporting plate (66) moves from top to bottom, the cylindrical material (1) can gradually fall into the U-shaped groove, and when the horizontal supporting plate (66) moves from bottom to top, the cylindrical material (1) and the air column cushion pad can be ejected out of the U-shaped groove.

3. The packaging device of claim 2, wherein: the U-shaped seat (61) is arranged in a reciprocating manner along the vertical direction; the clamping jaw linkage driving component is assembled to drive the two arc-shaped clamping jaws (62) to be closed when the U-shaped seat (61) descends and drive the two arc-shaped clamping jaws (62) to be opened when the U-shaped seat (61) ascends; the clamping jaw linkage driving component comprises a traction frame (64), a traction rope (63) and an elastic piece (65), one end of the traction rope (63) is fixedly connected with the lower end of the arc-shaped clamping jaw (62), the traction rope (63) is in rolling fit with the outer arc surface of the arc-shaped clamping jaw (62), the other end of the traction rope (63) is fixedly connected with the traction frame (64), the traction rope (63) can drive the arc-shaped clamping jaw (62) to be folded when the U-shaped seat (61) moves downwards relative to the traction frame (64), one end of the elastic piece (65) is fixedly connected with the arc-shaped clamping jaw (62) and the other end of the elastic piece is fixedly connected with the U-shaped seat (61), the elastic piece (65) can generate elastic deformation when the arc-shaped clamping jaw (62) is folded, and the arc-shaped clamping jaw (62) opens under the elastic action of the elastic piece (65) when the U-shaped seat; the horizontal supporting plate (66) is in blocking connection with the U-shaped seat (61), so that the horizontal supporting plate (66) can drive the U-shaped seat (61) to synchronously move downwards after moving downwards for a preset stroke, and when the horizontal supporting plate (66) starts to drive the U-shaped seat (61) to move downwards, the top surface of the horizontal supporting plate (66) is lowered below the bottom of the U-shaped groove; the traction frame (64) reciprocates along the vertical direction, the horizontal supporting plate (66) or the U-shaped seat (61) is in blocking connection with the traction frame (64) so that the traction frame (64) can be driven to synchronously descend after the U-shaped seat (61) descends for a preset stroke, and the preset stroke is just the stroke required for driving the arc-shaped clamping jaws (62) to be closed; a first elastic unit (611) used for driving the U-shaped seat (61) to move upwards is arranged between the U-shaped seat (61) and the machine frame, and a second elastic unit (641) used for driving the traction frame (64) to move upwards is arranged between the traction frame (64) and the machine frame.

4. A packaging device as recited in claim 3, wherein: the outer arc surface of the arc-shaped clamping jaw (62) is provided with a strip groove for guiding a traction rope (63); the side surface of the arc-shaped clamping jaw (62) is provided with at least two guide pins (621), and the guide pins (621) and arc-shaped holes (612) formed in the U-shaped seat (61) form sliding fit; the elastic piece (65) is a tension spring or a rubber rope; the utility model discloses a cylindrical material's (1) of cylindrical material, including U type seat (61), workstation (67) that the frame rigid coupling is equipped with on U type seat (61), be equipped with the through-hole that supplies cylindrical material (1) to pass on workstation (67), U type seat (61) are located this through-hole below.

5. The packaging device of claim 4, wherein: the adhesive tape bonding mechanism is positioned on a descending path of the U-shaped seat (61), the adhesive tape bonding mechanism comprises a rotary support (70) and an unwinding roller (72), the rotary support (70) is rotatably arranged on the rack along a horizontal axis, a rotary driving element for driving the rotary support (70) to rotate is arranged on the rack, at least three tensioning units (71) are arranged on the rotary support (70) in a suspending manner, and the tensioning units (71) are uniformly arranged at intervals along the circumferential direction of the rotary support (70); the unwinding roller (72) is rotatably arranged on the rack, the axis of the unwinding roller is parallel to the axis of the rotary support (70), the adhesive tape roll is fixed on the unwinding roller (72), and the end part of the adhesive tape roll is led out and then attached to the tensioning unit (71); the tensioning unit (71) is provided with a cutting mechanism, and when the tensioning unit (71) rotates to a specified position along with the rotary support (70), the cutting mechanism can cut off the adhesive tape attached to the tensioning unit (71); the distance between two adjacent tight units (71) is small, the diameter of the cylindrical material (1) is added with the thickness of two layers of air column cushions, and when the U-shaped seat (61) descends, the U-shaped seat can penetrate through the space between two adjacent tight units (71).

6. The packaging device of claim 5, wherein: the tensioning unit (71) comprises a first arc-shaped plate (711) and a second arc-shaped plate (712), the first arc-shaped plate (711) and the second arc-shaped plate (712) are coaxially and rotatably arranged on the rotary support (70), a first torsion spring (715) is arranged between the first arc-shaped plate (711) and the rotary support (70), a second torsion spring (716) is arranged between the second arc-shaped plate (712) and the rotary support (70), the first torsion spring (715) and the second torsion spring (716) are assembled to drive the first arc-shaped plate (711) and the second arc-shaped plate (712) to be closed, when the adhesive tape is tensioned on the tensioning unit (71), half of the part of the adhesive tape which is attached to the tensioning unit (71) is arranged on the first arc-shaped plate (711) and the other half is arranged on the second arc-shaped plate (712), the cutting mechanism comprises a cutter (76) positioned between a first arc-shaped plate (711) and a second arc-shaped plate (712), the cutter (76) is movably arranged along the radial direction of the first arc-shaped plate (711) and the second arc-shaped plate (712); the cutter (76) is connected with the rotary support (70) in a sliding mode through the cutter holder (761), a third elastic unit (762) is arranged between the cutter holder (761) and the rotary support (70), an arch block (763) is further arranged on the cutter holder (761), a top block (764) is arranged on a path of the arch block (763) rotating along with the rotary support (70), and when the tensioning unit (71) rotates to a specified position, the top block (764) can push the arch block (763) in a squeezing mode and enable the cutter (76) to protrude out of the outer arc surfaces of the first arc-shaped plate (711) and the second arc-shaped plate (712); when the top block (764) is separated from the arch block (763), the third elastic unit (762) can drive the cutter (76) to retract to the inner sides of the outer cambered surfaces of the first arc-shaped plate (711) and the second arc-shaped plate (712); the first arc-shaped plate (711) is rotatably connected with the rotary support (70) through a pipe shaft (713), and the second arc-shaped plate (712) is rotatably connected with a central hole of the pipe shaft (713) through a mandrel (714); the cutting edge of the cutting knife (76) is serrated.

7. The packaging device of claim 6, wherein: a rolling mechanism is arranged above the rotary support (70), the rolling mechanism comprises two symmetrically arranged swing arms (73), a pressing roller (74) is rotatably arranged at the swinging end of each swing arm (73), the axis of each pressing roller (74) is parallel to the axis of the rotary support (70), each swing arm (73) is arranged on the corresponding rolling support (75) in a swinging mode, the swinging axis of each swing arm is parallel to the axis of the rotary support (70), a third torsion spring is arranged between each swing arm (73) and the corresponding rolling support (75) and assembled to drive the two swing arms (73) to fold, each rolling support (75) is further provided with a limiting block for limiting the folding angle of the corresponding swing arm (73), each limiting block is in blocking connection with the corresponding swing arm (73), and when the corresponding swing arm (73) is folded, a V-shaped opening faces the rotary support (70); the rolling support (75) is movably connected with the rack, the movable square is parallel to the axis direction of the rotary support (70), and a translation driving element for driving the rolling support (75) to move is arranged on the rack.

8. The packaging device of claim 7, wherein: the number of the tensioning units (71) is 4; the rotary support (70) is in a cross shape, and the tensioning units (71) are respectively arranged on four cantilevers of the cross.

9. The packaging device of claim 8, wherein: the boxing mechanism comprises two vertical plates (80) which are arranged in parallel at intervals, and the distance between the two vertical plates (80) is slightly larger than the length of the cylindrical material (1); u-shaped notches are symmetrically formed in the two vertical plates (80), an extrusion mechanism is arranged on the outer sides of the two U-shaped notches respectively, a material pushing mechanism is arranged between the two vertical plates (80), a bottom plate is arranged at the bottoms of the two vertical plates (80), a blanking pipe (85) is arranged on the bottom plate, and the width of the blanking pipe (85) is consistent with the distance between the two vertical plates (80); the packing box (2) is placed at the outlet at the lower end of the blanking pipe (85); the U-shaped notch is used for accommodating a cylindrical material (1) wrapped by the gas column cushion, and the extrusion mechanism is assembled to be capable of extruding the first extension section (111) and the second extension section (121) and enabling the first extension section and the second extension section to be folded towards the end face of the cylindrical material (1); a manipulator for transferring the cylindrical material (1) which is coated with the gas column cushion pad and is coiled from the coiling mechanism to the boxing mechanism is arranged between the boxing mechanism and the coiling mechanism.

10. The packaging device of claim 9, wherein: the extrusion mechanism comprises a conical guide part (81) and a disc-shaped pressing part (82), the large-diameter end of the guide part (81) faces the end part of the cylindrical material (1), the diameter of the large-diameter end of the guide part (81) is larger than the diameter of the cylindrical material (1) plus the thickness of two layers of air column cushions, and the diameter of the small-diameter end is smaller than the diameter of the cylindrical material (1) plus the thickness of two layers of air column cushions; the diameter of the pressing part (82) is smaller than the diameter of the small-diameter end of the guide part (81), and the guide part (81) and the pressing part (82) are movably arranged along the axial direction of the cylindrical material (1); the pressing part (82) is fixedly connected with a push rod, the guide part (81) is connected with the push rod in a sliding mode, a fourth pressure spring (83) is arranged between the guide part (81) and the push rod, the fourth pressure spring (83) is assembled to enable the guide part (81) to move towards the direction close to the vertical plate (80) relative to the pressing part (82) under the action of the elastic force of the fourth pressure spring, and the push rod is fixedly connected with a piston rod of a horizontally arranged air cylinder; the width of the U-shaped notch is smaller than the diameter of the large-diameter end of the guide part (81) and larger than the diameter of the pressing part (82); the guide part (81) has a circumferential length smaller than the lengths of the first extension (111) and the second extension (121); the cone angle of the inner conical surface of the guide part (81) is 60-120 degrees; the material pushing mechanism comprises a push plate (84) which reciprocates along the horizontal direction, the motion direction of the push plate (84) is vertical to the axial direction of the cylindrical material (1), and the push plate (84) is fixedly connected with a piston rod of a piston cylinder which is horizontally arranged.