CN206589390U

CN206589390U - A kind of tubular filters bag product line

Info

Publication number: CN206589390U
Application number: CN201720250673.1U
Authority: CN
Inventors: 吴洪云
Original assignee: Changzhou Good Machinery Equipment Co Ltd
Current assignee: Changzhou Good Machinery Equipment Co Ltd
Priority date: 2017-03-15
Filing date: 2017-03-15
Publication date: 2017-10-27
Anticipated expiration: 2027-03-15

Abstract

Bag product line, including unreeling structure, edge covering mechanism, sewing mechanism, haulage gear, cutting mechanism and rolling-up mechanism are filtered the utility model discloses a kind of tubular；Unreeling structure is used to sheet filter material being supplied to edge covering mechanism；Edge covering mechanism is used for sheet filter material formation tubular structure, and is transferred to sewing mechanism；Sewing mechanism is used to be sutured the tubular structure formed at edge covering mechanism, and the filter bag sutured is delivered into haulage gear；Haulage gear is used to draw and house filter bag, and filter bag is delivered into cutting mechanism；Cutting mechanism is used to cut the filter bag of process；Rolling-up mechanism is used to be wound the tubular filter bag cut.The utility model can realize compiling for filter bag in process of production, it is ensured that the uniformity of filter bag structure, be easy to the follow-up of filter bag to cut, it is ensured that production efficiency.

Description

A kind of tubular filters bag product line

Technical field

The utility model is related to mechanical field, more particularly, it relates to which a kind of tubular filters bag product line.

Background technology

In the production process of tubular filter bag, the general process by unreeling, sewing, drawing, cutting and winding, filter bag Cutting mechanism is transported to after sutured, then after being pulled through haulage gear, is cut out on cutting mechanism according to required length Cut acquisition finished product.Filter bag when in the prior art, due to cutting at cutting mechanism is slack, and the production of its front end still exists Carry out, often caused accumulation of the filter bag after glue at haulage gear, and caused filter bag structure to change, structure changes The filter bag of change is not easy to comb, and influence is subsequently cut, and reduces production efficiency.

Utility model content

In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of tubular filtering bag product line, It can realize compiling for filter bag in process of production, it is ensured that the uniformity of filter bag structure, be easy to the follow-up of filter bag Cut, it is ensured that production efficiency.

To solve the above problems, the technical scheme that the utility model is used is as follows：

A kind of tubular filters bag product line, including unreeling structure, edge covering mechanism, sewing mechanism, haulage gear, cutting mechanism And rolling-up mechanism；

The unreeling structure is used to sheet filter material being supplied to edge covering mechanism；

The edge covering mechanism is used for sheet filter material formation tubular structure, and is transferred to sewing mechanism；

The sewing mechanism is used to be sutured the tubular structure formed at edge covering mechanism, and by the filtering sutured Bag delivers to haulage gear；

The haulage gear is used to draw and house filter bag, and filter bag is delivered into cutting mechanism；The haulage gear Including support body, the first pinch roll, transition roller, jockey pulley and the second pinch roll on support body, institute are successively set on along winding direction State and be provided with guide pillar in the middle part of support body, the jockey pulley can be freely lifted and be arranged on guide pillar, the jockey pulley is located at transition roller Lower section；

The cutting mechanism is used to cut the filter bag of process；

The rolling-up mechanism is used to be wound the tubular filter bag cut.

It is preferred that, the transition roller is two, and two transition rollers are disposed side by side on support body parallel to ground.

It is preferred that, first pinch roll and the second pinch roll are constituted by home roll and deputy roller, and the home roll includes deflector roll With the roller being set on deflector roll, the roller at least two is provided with gap, the roller between adjacent two roller and opened Provided with through hole, the roller is fixed on deflector roll by the fixation kit being located on through hole.

It is preferred that, the haulage gear also includes being arranged on lifter plate on support body, the lifter plate include lifting platform and Cylinder, the lifting platform includes work blade, is fixed on the fixed arm of work blade one end, is fixed in the middle part of work blade and solid Determine the actuating arm of arm homonymy, described cylinder one end is articulated on support body by first rotating shaft, the other end is by the second rotating shaft with driving Swing arm is pivotally connected, and the fixed arm is articulated on support body by the 3rd rotating shaft.

It is preferred that, limited block is provided with the fixed arm, the limited block and the distance of fixed arm front end are equal to the 3rd The diameter of rotating shaft.

It is preferred that, the edge covering mechanism includes framework, bound edge piece and fixture, and the bound edge piece includes curved face part and setting Regulating tank is offered in connecting portion in curved face part both sides, the framework, the bound edge piece is two, is symmetricly set on framework Interior, the fixture is flexibly connected through regulating tank with connecting portion.

It is preferred that, the edge covering mechanism also includes the regulating part for spacing between two bound edge pieces of regulation, the regulation Part is movably arranged in framework.

It is preferred that, tubular filtering bag product line also includes gumming mechanism, the gumming mechanism be located at sewing mechanism and Between haulage gear, gluing is carried out for the suture to filter bag after suture.

It is preferred that, the gumming mechanism includes the first cylinder, lifter plate, the second cylinder and glue bucket, and first cylinder is extremely It is less two, the lifter plate is fixed on the output shaft of the first cylinder, fixed mount is provided with the downside of the lifter plate, it is described solid Determine to be fixed with the glue bucket seal for fixed and Sealed adhesive bucket on frame, second cylinder is fixed on fixed mount, and second Cylinder output shaft is connected through glue bucket seal with the sucker in glue bucket.

It is preferred that, sleeve is additionally provided between fixed mount and glue the bucket seal, described sleeve one end is fixed on fixation On frame, the other end is fixed on glue bucket seal, and the second cylinder output sleeve is located in sleeve.

Prior art is contrasted, the beneficial effects of the utility model are：In the utility model, in filter bag normal transmission mistake Cheng Zhong, due to the tension force effect of filter bag in itself, jockey pulley is promoted to the eminence of guide pillar, when filter bag is cut, by Shut down in the second pinch roll, now, filter bag production proceeds, jockey pulley height reduction under self gravitation effect, So that filter bag is preserved temporarily in haulage gear, and due to the drawing of jockey pulley self gravitation so that the mistake of preservation Structure of filter bag does not change, it is ensured that after end is cut, and filter bag continues the stability transmitted, so as to ensure production efficiency.

Brief description of the drawings

Fig. 1 is the schematic diagram of tubular filtering bag product line in the utility model；

Fig. 2 is the structural representation of haulage gear in the utility model embodiment 1；

Fig. 3 is the top view of haulage gear in Fig. 2；

Fig. 4 is the structural representation of the home roll of the first pinch roll and the second pinch roll in Fig. 2；

Fig. 5 is the structural representation of deflector roll in Fig. 3；

Fig. 6 is the structural representation of roller in Fig. 4；

Fig. 7 is the A-A sectional views of roller in Fig. 6；

Fig. 8 is the partial enlarged drawing at B in Fig. 7；

Fig. 9 is the structural representation of lifter plate in Fig. 2；

Structural representation when Figure 10 rises for lifter plate in Fig. 9；

Figure 11 is the structural representation of the edge covering mechanism of the utility model embodiment 2；

Figure 12 is Figure 11 left view；

Figure 13 is the structural representation of bound edge piece in Figure 11；

Figure 14 is the schematic diagram of tubular filtering bag product line in the utility model embodiment 3；

Figure 15 is the structural representation of gumming mechanism in embodiment 3；

Figure 16 is the structural representation of gumming mechanism (no glue bucket) in Figure 15；

Wherein, 1 it is unreeling structure, 2 be edge covering mechanism, 21 be framework, 211 be regulating tank, 22 be bound edge piece, 221 is bent Face, 222 be connecting portion, 223 be dilatation portion, 23 be fixture, 24 be regulating part, 241 be adjustable plate, 3 be sewing mechanism, 4 It is the first cylinder for gumming mechanism, 41,42 be lifter plate, 421 be fixed mount, 422 be sleeve, 423 be glue bucket seal, 43 is Second cylinder, 431 be the second cylinder output shaft, 432 be sucker, 44 be glue bucket, 441 be plastic hole, 5 be haulage gear, 500 be Support body, 501 be guide pillar, 51 be the first pinch roll, 511 be deflector roll, 5111 be locating slot, 512 be roller, 5121 be fixed group Part, 51211 be bolt, 51212 be elastic component, 51213 be fixed column, 5122 be through hole, 51221 be banking stop, 52 be transition Roller, 521 be First Transition roller, 522 be the second transition roller, 53 be jockey pulley, 54 be the second pinch roll, 55 be lifter plate, 551 be Lifting platform, 5511 be work blade, 5512 be fixed arm, 5513 be actuating arm, 5514 be limited block, 5515 be lifting piece, 552 It is support body for cylinder, 553,554 be first rotating shaft, 555 be the second rotating shaft, 556 be the 3rd rotating shaft, 6 be cutting mechanism, 7 is receipts Roll up mechanism.

Embodiment

The utility model is described in further detail with reference to the accompanying drawings and detailed description.

Embodiment 1

As shown in figure 1, including unreeling structure 1, edge covering mechanism 2, sewing for tubular filtering bag product line in the utility model Mechanism 3, haulage gear 5, cutting mechanism 6 and rolling-up mechanism 7；

Unreeling structure 1 is used to sheet filter material being supplied to edge covering mechanism；

Edge covering mechanism 2 is used for sheet filter material formation tubular structure, and is transferred to sewing mechanism；

Sewing mechanism 3 is used to be sutured the tubular structure formed at edge covering mechanism, and by the filter bag sutured Deliver to haulage gear；

Haulage gear 5 is used to draw and house filter bag, and filter bag is delivered into cutting mechanism；Cutting mechanism 6 be used for pair The filter bag of process is cut；

Rolling-up mechanism 7 is used to be wound the tubular filter bag cut.

As shown in Figure 2,3, in the present embodiment, haulage gear 5 includes support body 500, and support body is successively set on along winding direction The first pinch roll 51, transition roller 52, the pinch roll 54 of jockey pulley 53 and second on 500, the middle part of support body 51 are provided with guide pillar 501, Jockey pulley 53, which can be freely lifted, to be arranged on guide pillar 501, and jockey pulley 53 is located at the lower section of transition roller 52.In filter bag normal transmission During, due to the tension force effect of filter bag in itself, jockey pulley 53 is promoted to the eminence of guide pillar 501, when filter bag is cut out When cutting, because the second pinch roll 54 shuts down, now, filter bag production proceeds, and jockey pulley 53 is in self gravitation effect Lower height reduction, so that filter bag is preserved temporarily in haulage gear 5, and leading due to the self gravitation of jockey pulley 53 Draw so that the filter bag structure of preservation does not change, it is ensured that after end is cut, filter bag continues the stability transmitted, from And ensure production efficiency.

Further, transition roller 52 is two, including the transition roller 522 of First Transition roller 521 and second, and two transition rollers are parallel It is disposed side by side in ground on support body 500, the transition roller 522 of First Transition roller 521 and second can be formed uniformly to jockey pulley 53 Pulling force, it is ensured that the stabilization of filter bag transmission.

In a detailed embodiment, the first pinch roll 51 and the second pinch roll 54 are constituted by home roll and deputy roller, such as Shown in Fig. 4-8, home roll includes deflector roll 511 and the roller 512 being set on deflector roll 511, roller 512 at least two, adjacent two It is provided between roller 512 on gap, roller 512 and offers through hole, roller 512 passes through the fixation kit that is located on through hole 5121 are fixed on deflector roll 511.Gap length between multiple rollers 512 can be adjusted as needed, so as to meet not With spliced materials stitching portion the need for, contact of the roller 512 with stitching portion is reduced, it is ensured that the pulling force of haulage gear 5.

Further, roller 512 is two, and the outer surface of roller 512 is provided with Non-slip material, and Non-slip material can be preferably to carve The reticulate pattern or projection of formation, increase roller and pass through the frictional force between material, it is ensured that traction effect.

Further, the axial direction of deflector roll 11 is provided with locating slot 5111 on deflector roll 511, roller 512 is two, adjacent It is provided between two rollers 512 on gap, roller 512 and offers through hole 5122, fixation kit 5121 is fixed through through hole 5122 In fixing groove 5111.The presence of fixing groove 5111 can ensure the stability that roller 512 is fixed with deflector roll 511, prevent from fixing The slippage of component 5121.

In present embodiment, fixation kit 5121 includes bolt 51211, elastic component 51212 and fixed column 51213, through hole 5122 be screwed hole, and through hole 5122 is provided with banking stop 51221 in the inner side of roller 512；Bolt 51211 is screwed onto through hole 5122 On, fixed column 51213 is T-type structure, is arranged in through hole 5122, elastic component 51212 is set in fixed column 51213, elasticity The one end of part 51212 is abutted with fixed column 51213, and one end is connected on banking stop 51221.During installation, bolt is screwed down 51211, bolt 51211 pushes fixed column 51213, and fixed column 51213 is connected in locating slot 5111, completes roller 512 and is leading Installation on roller 511；The depression depths of regulating bolt 51211, in the presence of elastic component 51212, fixed column 51213 protrudes length Degree is also adjusted accordingly, and facilitates the dismounting of roller 512.Wherein, elastic component 5212 is spring.

In another embodiment, as shown in Fig. 9,10, haulage gear 5 also includes lifter plate 55, lifter plate 55 Including lifting platform 551 and cylinder 552, lifting platform 551 includes work blade 5511, is fixed on the fixation of the one end of work blade 5511 Arm 5512, is fixed on the middle part of work blade 5512 and the actuating arm 5513 of the homonymy of fixed arm 5511, the one end of cylinder 552 passes through first On the support body 553 (support body of rolling-up mechanism may be selected in support body 553) that rotating shaft 554 is articulated in automatic assembly line, the other end passes through Second rotating shaft 555 is pivotally connected with actuating arm 5513, and fixed arm 5512 is articulated on support body 553 by the 3rd rotating shaft 556.Need work During platform, under the driving effect of cylinder 552, by the upward jack-up of actuating arm 5513, work blade 5511 is axle with the 3rd rotating shaft 556 The heart is rotated, and when work blade 5511 and plane-parallel, the stop motion of cylinder 552, work blade 5511 forms workbench, For production and application.When not needing workbench, cylinder 552 shrinks, and drives work blade 5511 to turn with the 3rd rotating shaft 556 for axle center It is dynamic, so that work blade 5511 be contained in support body 553 completely, it is not take up production space；Solve automatic in the prior art The needs of problems of workbench on production line.

Work blade 5511 is ejected for the ease of cylinder 552, the length of fixed arm 5512 is more than the length of actuating arm 5513 Degree.

In order to ensure to set limited location on work blade 5511 and plane-parallel after the driving of cylinder 552, fixed arm 5512 Block 5514；The distance of limited block 5514 and the front end of fixed arm 5512 is equal to the diameter of the 3rd rotating shaft 556.When fixed arm 5512 rotates After 90 °, limited block 5514 is just connected on support body 553, it is ensured that the stability of work blade 5511.

The lifter plate caused to prevent cylinder 552 from ging wrong can not be adjusted, and the other end of work blade 5511 is provided with Lifting piece 5515, is easy to lifting.

When work blade 5511 is not propped up, the angle between cylinder 552 and support body 553 is controlled at 40 ° -50 °, and this is interval Angle can ensure that the active force of cylinder 552 is maximum, be easy to maintain the stability of lifter plate.

Embodiment 2

It should be noted that embodiment 2 is the further refinement of edge covering mechanism in above-described embodiment 1.

As shown in figure 11, in the present embodiment, edge covering mechanism 2 includes framework 21, bound edge piece 22 and fixture 23, bound edge piece 22 Including curved face part 221 and the connecting portion 222 for being arranged on the both sides of curved face part 221, connecting portion 222 is parallel with frame side wall, framework 21 On offer regulating tank 211, bound edge piece 22 is two, is symmetricly set in framework 21, fixture 23 through regulating tank 211 with even Socket part 222 is flexibly connected.Fixture 23 can drive two bound edge pieces 22 to open up direction along regulating tank 211 and move, and realize two bags The adjustment of distance between side piece 22, is adjusted to correct position, and fixture 23 and connecting portion 222 are fixed into locking, you can realize bag The regulation of the size of side mechanism 2, so as to meet the demand of different size filter bag productions.

Further, fixture 23 is to offer screwed hole on bolt, connecting portion 222, for fixture 3 and connecting portion 22 Fixation.

In embodiment, as shown in Figure 12,13, edge covering mechanism 2 also include be used for adjust two bound edge pieces 22 between The regulating part 24 of spacing, regulating part 24 is movably arranged on the side wall vertical with the place side wall of regulating tank 211 of framework 21.Regulating part 24 front ends are connected on bound edge piece 22, by adjusting the length of regulating part 24, realize the adjustment of distance between bound edge piece 22, then profit Connecting portion 222 is fixed with fixture 23.

Further, regulating part 24 is bolt, and the front end of regulating part 24 is connected with adjustable plate 241, adjustable plate 241 and song The radian of face 221 is identical, and bound edge piece 22 will not be caused damage when promoting bound edge piece 22.It should be understood that regulating part 24 It can be connected by rolling bearing with adjustable plate 241, when regulating part 24 is rotated, adjustable plate 241 is fitted on bound edge piece 22 and protected Hold constant, so that the more conducively regulation of the distance of bound edge piece 22.

In order to ensure that charging is more smooth, dilatation portion 223, the size in dilatation portion 223 are also included at the charging aperture of bound edge piece 22 Slightly larger than the size of curved face part 221, convenient charging.

Embodiment 3

It should be noted that embodiment 3 is the supplement in above-described embodiment 1, on increased on the basis of embodiment 1 The description of gluing mechanism 4.

As shown in figure 14, in the present embodiment production line relative to the production line in embodiment 1, in addition to gumming mechanism 4, on Gluing mechanism 4 is located between sewing mechanism 3 and haulage gear 5, and gluing is carried out for the suture to filter bag after suture.

As shown in Figure 15,16, in the utility model, gumming mechanism 4 includes the first cylinder 41, lifter plate 42, the second cylinder 43 and glue bucket 44, the first cylinder 41 at least two, lifter plate 42 is fixed on the output shaft of the first cylinder 41, under lifter plate 42 Side is provided with the glue bucket seal 423 being fixed with fixed mount 421, fixed mount 421 for fixed and Sealed adhesive bucket 44, the second gas Cylinder 43 is fixed on fixed mount 421, and suction of the second cylinder output shaft 431 through glue barrel seal 423 and in glue bucket 44 Disk 432 is connected.In use, the height of the first cylinder 41 of control, the glue bucket 44 for filling colloid is placed under the second cylinder 43, and will After sucker 432 is set in glue bucket 44, the height of the first cylinder 41 is adjusted so that glue bucket seal 423 is completely close by glue bucket 44 Envelope；Now, the second cylinder 43 is run, under the drive of the second cylinder output shaft 431, sucker 432 is at the uniform velocity pressed down against, by glue bucket Colloid in 44 is uniformly extruded.The size of sucker 432 matches with glue 44 internal diameters of bucket, and shadow will not be produced to glue bucket wall in running Ring, it is ensured that glue 44 structures of bucket do not change.

In order to ensure sucker 432 be pressed down against during glue bucket 44 in pressure controllable, sucker 432 or glue bucket 44 inner side bottoms Pressure sensor can be set on wall, for constantly monitoring pressure in glue bucket 44.

Specifically, the first cylinder 41 is two, respectively positioned at the two ends of lifter plate 42, in order to ensure that lifter plate 42 was lifted Cheng Gengjia is steady, and the side of the first cylinder 41 can aid in many one slide rails, preferably with four, it is ensured that do not occur in the lifting process of lifter plate 42 Skew, it is ensured that there is provided more preferable compression effectiveness for the uniformity of the traffic direction of the second cylinder 43 thereon.

Further, sleeve 422 is additionally provided between fixed mount 421 and glue bucket seal 423, the one end of sleeve 422 is fixed On fixed mount 421, the other end is fixed on glue bucket seal 423, and the second cylinder output shaft 431 is set in sleeve 422.Set Cylinder 422 can ensure that the running of the second cylinder output shaft 431 does not shift to a certain extent, make decrement more accurate Really.

In order to which plastic emitting is more stablized, plastic hole 441 is arranged on glue 44 side walls of bucket close to bottom position.

In embodiment, glue bucket seal 423 can be glue bung, or other sealing structures；Certainly, glue bucket 43 Sealed between glue bucket seal 423 using the compression of the first cylinder 41, it would however also be possible to employ glue bucket 43 is sealed with glue bucket Seal and fix between part 423, such as buckle, screw connection manner, the first cylinder 41 can fitted seal effect.

In the present embodiment, the first cylinder 41, the second cylinder 43 can also be entered by being manually controlled by computer, PLC Row is automatically controlled, and adds the auxiliary of pressure sensor, you can realize automatic uniform gluing.

In the utility model, unreeling structure 1, rolling-up mechanism 7 can use existing drum structure, and sewing mechanism 3 can be adopted Existing cutter structure, i.e. unreeling structure 1, sewing mechanism 3, cutting mechanism can be used with the common sewing machine in market, cutting mechanism 6 6 and rolling-up mechanism 7 be existing, repeated no more in the utility model.

It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of the utility model claim Within the scope of.

Claims

1. a kind of tubular filters bag product line, it is characterised in that including unreeling structure, edge covering mechanism, sewing mechanism, hauling machine Structure, cutting mechanism and rolling-up mechanism；

The sewing mechanism is used to be sutured the tubular structure formed at edge covering mechanism, and the filter bag sutured is sent To haulage gear；

The haulage gear is used to draw and house filter bag, and filter bag is delivered into cutting mechanism；The haulage gear includes Support body, the first pinch roll, transition roller, jockey pulley and the second pinch roll on support body, the frame are successively set on along winding direction Guide pillar is provided with the middle part of body, the jockey pulley can be freely lifted and be arranged on guide pillar, the jockey pulley is located at the lower section of transition roller；

The cutting mechanism is used to cut the filter bag of process；

The rolling-up mechanism is used to be wound the tubular filter bag cut.

2. tubular as claimed in claim 1 filters bag product line, it is characterised in that the transition roller is two, two transition rollers It is disposed side by side on parallel to ground on support body.

3. tubular as claimed in claim 1 filters bag product line, it is characterised in that first pinch roll and the second pinch roll Constituted by home roll and deputy roller, the home roll includes deflector roll and the roller being set on deflector roll, the roller at least two, phase It is provided between adjacent two rollers on gap, the roller and offers through hole, the roller passes through the fixation group that is located on through hole Part is fixed on deflector roll.

4. tubular as claimed in claim 1 filters bag product line, it is characterised in that the haulage gear also includes being arranged on frame Lifter plate on body, the lifter plate includes lifting platform and cylinder, and the lifting platform includes work blade, is fixed on work blade The fixed arm of one end, is fixed on the actuating arm with fixed arm homonymy in the middle part of work blade, described cylinder one end passes through first rotating shaft It is articulated on support body, the other end is pivotally connected by the second rotating shaft and actuating arm, and the fixed arm is articulated in support body by the 3rd rotating shaft On.

5. tubular as claimed in claim 4 filters bag product line, it is characterised in that be provided with limited block on the fixed arm, The distance of the limited block and fixed arm front end is equal to the diameter of the 3rd rotating shaft.

6. tubular as claimed in claim 1 filters bag product line, it is characterised in that the edge covering mechanism includes framework, bound edge Piece and fixture, the bound edge piece include curved face part and are arranged in the connecting portion of curved face part both sides, the framework to offer tune Groove is saved, the bound edge piece is two, is symmetricly set in framework, the fixture is flexibly connected through regulating tank with connecting portion.

7. tubular as claimed in claim 6 filters bag product line, it is characterised in that the edge covering mechanism also includes being used to adjust The regulating part of spacing between two bound edge pieces, the regulating part is movably arranged in framework.

8. tubular as claimed in claim 1 filters bag product line, it is characterised in that the tubular filtering bag product line also includes Gumming mechanism, the gumming mechanism is located between sewing mechanism and haulage gear, enters for the suture to filter bag after suture Row gluing.

9. tubular as claimed in claim 8 filters bag product line, it is characterised in that the gumming mechanism include the first cylinder, Lifter plate, the second cylinder and glue bucket, first cylinder at least two, the lifter plate are fixed on the output shaft of the first cylinder On, the glue bucket sealing being fixed with fixed mount, the fixed mount for fixed and Sealed adhesive bucket is provided with the downside of the lifter plate Part, second cylinder is fixed on fixed mount, and suction of the second cylinder output shaft through glue barrel seal and in glue bucket Disk is connected.

10. tubular as claimed in claim 9 filters bag product line, it is characterised in that fixed mount and glue the bucket seal it Between be additionally provided with sleeve, described sleeve one end is fixed on fixed mount, the other end be fixed on glue bucket seal on, second gas Cylinder output sleeve is located in sleeve.