CN107217401A - One kind draws waist line-pressing machine - Google Patents
One kind draws waist line-pressing machine Download PDFInfo
- Publication number
- CN107217401A CN107217401A CN201710533424.8A CN201710533424A CN107217401A CN 107217401 A CN107217401 A CN 107217401A CN 201710533424 A CN201710533424 A CN 201710533424A CN 107217401 A CN107217401 A CN 107217401A
- Authority
- CN
- China
- Prior art keywords
- trousering
- sewing machine
- feeding
- flitch
- tuningout wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
- D05B35/06—Work-feeding or -handling elements not otherwise provided for for attaching bands, ribbons, strips, or tapes or for binding
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/10—Work-feeding means with rotary circular feed members
- D05B27/18—Feed cups
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B41/00—Work-collecting devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2303/00—Applied objects or articles
- D05D2303/02—Tape
- D05D2303/04—Tape elastic
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
A kind of drawing waist line-pressing machine of the invention, is related to clothes process equipment field, including extension stretches the expanding mechanism of trousering, adjusts adjusting deviation device, sewing machine, the receiving mechanism of feeding offset；Expanding mechanism includes two feeding rollers that are relative and setting；The sewing machine is provided between two parallel feeding rollers；The adjusting deviation device is provided between the headstock and one of feeding roller of sewing machine；The spacing collar of projection is equipped with the rotary surface of each feeding roller；Enter in trousering from feeding roller on the path of sewing machine and be additionally provided with ways；The spacing collar, ways, the syringe needle of sewing machine are on same straight line path；The adjusting deviation device includes tuningout wheel and laser inductor；The motion excursion amount and suture site of laser inductor detection trousering；Receiving mechanism is located on the downside of expanding mechanism；The receiving mechanism includes stirring turning over bar, stretching out the flitch of feeding for trousering；The bar that turns over rotates around its own fixing point and dials on the flitch of stretching by the trousering on fabric roller.
Description
Technical field
It is more particularly to a kind of to draw waist line-pressing machine the present invention relates to clothes process equipment field.
Background technology
It is well known that elastic would generally be used in clothes process, such as in some cuffs, trouser opening, especially trousers
At waist, it can usually sew elastic to solve the elastic problem of the waist of trousers in donning process.And in clothes process, elastic is usual
It is to use manually installed and be seamed on trousering, the mode operating efficiency that this manpower is processed by hand is low, is automated nowadays
It is unfavorable for improving the operating efficiency of production on production line.
The content of the invention
The present invention solves the technical problem of a kind of drawing waist line-pressing machine is provided, elastic on semi-finished product trousering is solved
The problem of automatic detection is sutured.
In order to solve the above technical problems, one aspect of the present invention is to provide a kind of drawing waist line-pressing machine, including
The expanding mechanism of extension stretching trousering, adjusting deviation device, sewing machine, the receiving mechanism for adjusting feeding offset；Expanding mechanism includes phase
Pair and two feeding rollers setting；The sewing machine is provided between two parallel feeding rollers；In the headstock and wherein one of sewing machine
The adjusting deviation device is provided between individual feeding roller；The spacing collar of projection is equipped with the rotary surface of each feeding roller；
Trousering, which enters from feeding roller on the path of sewing machine, is additionally provided with ways；The spacing collar, ways, at the syringe needle of sewing machine
In on same straight line path；The adjusting deviation device includes tuningout wheel and laser inductor；Laser inductor detects the motion of trousering
Offset and suture site；Receiving mechanism is located on the downside of expanding mechanism；The receiving mechanism includes stirring turning over bar, stretching out for trousering
The flitch of feeding；The bar that turns over rotates around its own fixing point and dials on the flitch of stretching by the trousering on fabric roller.
Preferably, two feeding rollers are respectively home roll and counter-roll；Home roll is positioned at the upper of feed direction
Trip, counter-roll is located at the downstream of feed direction；The counter-roll and its driving force member are installed in a horizontal rail；The master
Roller and its driving force member are installed on a bottom plate；The adjusting deviation device is also installed on the bottom plate；The bottom plate is to slide
The mode of cooperation is installed on a base；The bottom surface of the base is provided with ball；Base can be moved relative to sewing machine.
Preferably, the tuningout wheel is provided with two, and respectively the first tuningout wheel and the second tuningout wheel；Described first adjusts
Deflection wheel coordinates with home roll；Second tuningout wheel is located between guide plate and sewing machine；The top of home roll is provided with two laser
Inductor；The deviation at one laser inductor detection trousering edge and the sub- upper limit circle of home roll；Another laser inductor sensing master
The position of trousering sutura on roller；A laser inductor, laser inductor inspection are additionally provided with the upside of the second tuningout wheel
Survey the suture site of trousering below the second tuningout wheel.
Preferably, the first tuningout wheel and the dynamic element drives of the second tuningout wheel；The first tuningout wheel exists
Its dynamical element presses close to the rotary surface of home roll under promoting；The second tuningout wheel presses close to sewing machine under the promotion of its dynamical element
Working face.
Preferably, the structure of the feeding roller includes mandrel, the spacing collar, rubber ring；The revolution of the mandrel
Surface is provided with the spacing collar and back-up ring；The spacing surface of revolution of depression is formed between the spacing collar and back-up ring；The mandrel
On be additionally provided with another depression the anti-torsion surface of revolution；The anti-both sides for turning round the surface of revolution are equipped with the rubber ring；It is described to be oriented to
Component includes guide plate, substrate；The substrate is flushed with the working face of sewing machine；The guide plate is located at surface and and base
Plate shape can clamp the jaws of trousering into one；Jaws depth is adjusted by pneumatic element between the guide plate and substrate.
Preferably, the receiving mechanism includes being arranged in frame：It is described to turn over bar, the flitch, rotation cylinder, take
Expect cylinder；The bar that turns over is provided with the cross bar for being used for falling the trousering on trousering roller group；The cross bar passes through a company
Extension bar is fixed in frame；Connecting rod is rotated around its fixing point, in connecting rod and docks rotation cylinder；The flitch, which is located at, turns over bar
Stir on direction；The feeding cylinder promotes flitch to the oblique lifting in trousering roller direction；In the frame of flitch bottom still
It is used to adjust the adjustable shelf that flitch lifts the gradient provided with one.
Preferably, in addition to workbench, electrical equipment, control element；The expanding mechanism, sewing machine, adjusting deviation device are equal
It is arranged on the table top of workbench；Pay off rack is additionally provided with table top；The inside of the workbench provided with the control element and
Electrical equipment；The electrical equipment and control element pass through the electrical equipment on connection workbench.
The beneficial effects of the invention are as follows：There is provided it is a kind of draw waist line-pressing machine, after artificial loading, can realize automatically trousering with
The synchronous suture of elastic, the neat seam that can carry out trousering and elastic automatically in sewing process detects that control sutures the chi laminated
It is very little, prevent from deviateing in feeding process.The process of automation with automatic material receiving, can be realized after processing, is solved artificial
The problems of operation, improve the operating efficiency of equipment.
Brief description of the drawings
Fig. 1 is a kind of structural representation of drawing waist line-pressing machine of the present invention；
Fig. 2 is each Mechanism Combination schematic diagram on workbench；
Fig. 3 is another visual angle schematic diagram of each Mechanism Combination on workbench；
Fig. 4 is the partial structurtes enlarged drawing in Fig. 3；
Fig. 5 is ways, adjusting deviation device, the cooperation schematic diagram of home roll；
Fig. 6 is the structural representation of receiving mechanism；
Fig. 7 is the structural side view of receiving mechanism；
The mark of each part is as follows in accompanying drawing：1st, expanding mechanism；2nd, adjusting deviation device；3rd, sewing machine；4th, receiving mechanism；5th, workbench；
11st, home roll；12nd, counter-roll；13rd, horizontal rail；14th, bottom plate；15th, base；16th, rotating shaft；17th, ways；171st, it is oriented to
Plate；172nd, substrate；18th, auxiliary roller；20th, the first tuningout wheel；21st, the 3rd laser inductor；22nd, first laser inductor；23、
Second laser inductor；24th, the second tuningout wheel；41st, frame；42nd, bar is turned over；43rd, flitch；44th, rotation cylinder；45th, feeding cylinder；
46th, sleeve；47th, adjustable shelf；48th, support bar；49th, baffle plate.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Accompanying drawing 1 to 7 is referred to, the embodiment of the present invention includes：
One kind draws waist line-pressing machine, includes expanding mechanism 1, adjusting deviation device 2, the sewing machine of adjustment feeding offset of extension stretching trousering
3rd, receiving mechanism 4, workbench 5, electrical equipment, control element.Expanding mechanism 1, sewing machine 3, adjusting deviation device 2 may be contained within workbench
On 5 table top, it is additionally provided with table top on pay off rack, pay off rack and places silk thread, for elastic suture.Set in the inside of workbench
There are control element and electrical equipment, electrical equipment and control element pass through the electrical equipment on connection workbench.Workbench
Outer wall on be additionally provided with the fan of heat transmission, and the bottom of workbench and receiving mechanism is equipped be easy to equipment to move universal
Wheel.
Wherein, expanding mechanism includes being provided with pin between two feeding rollers that are relative and setting, two parallel feeding rollers
Car 3.Two feeding rollers are respectively home roll 11 and counter-roll 12, and home roll 11 is located at the upstream of feed direction, counter-roll 12
Positioned at the downstream of feed direction.Counter-roll 12 and its driving force member are installed in the horizontal rail 13 on work top, deputy roller
The side of son 12 is additionally provided with an auxiliary roller 18, and auxiliary roller 18 pushes counter-roll 12 to by power, is aided under powered
Roller 18 is circumscribed to rolling with counter-roll 12.And home roll 11 and its driving force member are installed on a bottom plate 14, bottom plate 14 is with cunning
The dynamic mode coordinated is installed on the base 15 on work top.Tuningout is additionally provided between the headstock and home roll 11 of sewing machine 3
Mechanism 2, adjusting deviation device 2 and home roll 11 are all installed on bottom plate 14.The bottom surface of base 15 is provided with ball, and base 15 also passes through
One rotating shaft 16 is fixed on workbench 5, and base 15 16 can be rotated around the shaft.Therefore, the mechanism on bottom plate 14 can be the bottom of relative to
Seat 15 does linear slide, so that the spacing between home roll 11 and counter-roll 12 is adjusted, to adjust the expansion dynamics of trousering, in this
The spacing also achieved simultaneously between home roll 11 and sewing machine 3 is adjusted, and is that structural maintenance and repairing are provided convenience.Further, bottom
Seat 15 can with rotating shaft 16 be the center of circle carry out rotation, its realized with second of manner structural maintenance, maintenance it is operable
Property.In order to increase structural intergrity.Between bottom plate 14 and base 15 be provided be used for limit bottom plate, base it is relative slip it is spacing
Pin, and be also provided between base and workbench for limiting the spacer pin that base, workbench are relatively rotated.
The spacing collar 111 of projection is equipped with the rotary surface of each feeding roller, spacing collar 111 is the thing for trousering
Reason positioning.Home roll 11 and counter-roll 12, operationally, trousering set side by side will be enclosed on two feeding rollers simultaneously,
Home roll 11 can adjust the dynamics of expansion with the relative motion of counter-roll 12.When trousering puts feeding roller, the depth of suit
Need spacing, this is spacing to be not only used for determining Working position, and can adjust feed direction.Therefore in feeding roller
Such spacing collar 111 is provided with the rotary surface of son.And the syringe needle of spacing collar 111, sewing machine 3 is in same straight line path
On, it can so ensure feeding processing on the same line so that suture is not deviated by, and is easy to control and is adjusted.Wherein feeding
The structure of roller includes mandrel 112, spacing collar 111, rubber ring 113, and the rotary surface of mandrel 112 is provided with the He of spacing collar 111
Back-up ring 114, forms the spacing surface of revolution 115 of depression between spacing collar 111 and back-up ring 114, can thus increase the power that dress is held
Degree, prevents trousering from deviateing or departing from.The nearly free end of mandrel 112 is additionally provided with the anti-torsion surface of revolution 116 of another depression,
The anti-both sides for turning round the surface of revolution 116 are equipped with rubber ring 113, and the design is to be used to prevent trousering from twisting together, and especially trousering is being rolled
In feeding process, because fabric is softer, its easily kink on roller, therefore by the anti-torsion surface of revolution and raised rubber ring come
Increase expansion dynamics and frictional force, prevent kink.
Enter in trousering from home roll 11 on the path of sewing machine 3 and be additionally provided with ways 17, spacing collar 111, the pin of sewing machine 3
Head is on same straight line path, the guiding that ways 17 is used in feeding process, and it can be easy to dress during feeding simultaneously
Folder.Ways includes guide plate 171, substrate 172, and substrate 172 is flushed with the working face of sewing machine 3.Guide plate 171 with it is spacing
Circle 111, the syringe needle of sewing machine 3 are on same straight line path, and guide plate 171 is located at the top of substrate 172 and forms one with substrate 172
It is individual to clamp the jaws of trousering, jaws depth is adjusted by pneumatic element between guide plate 171 and substrate 172.
Adjusting deviation device 2 includes tuningout wheel and laser inductor, the motion excursion amount and sutura of laser inductor detection trousering
Position.The top of home roll 11 is provided with two laser inductors：First laser inductor 22 and second laser inductor 23.First
Laser inductor 22 detects the deviation of trousering edge and the sub 11 upper limit circles of home roll；The sensing home roll of second laser inductor 23 11
The position of upper trousering sutura.Tuningout wheel is provided with two, and respectively the first tuningout wheel 20 and the second tuningout wheel in adjusting deviation device
24.First tuningout wheel 20 is coordinated with gyratory directions horizontal positioned, the first tuningout wheel 20 with home roll；Second tuningout wheel 24 is with revolution
Direction is vertically arranged, and the second tuningout wheel 24 is located between guide plate 171 and sewing machine 3.It is additionally provided with the upside of the second tuningout wheel 24
3rd laser inductor 21, the laser inductor detects the suture site of the lower section trousering of the second tuningout wheel 24.First tuningout wheel 20
With the dynamic element drives of the second tuningout wheel 24：First tuningout wheel 20 presses close to returning for home roll 11 under the promotion of its dynamical element
Turn surface；Second tuningout wheel 24 presses close to the working face of sewing machine 3 under the promotion of its dynamical element.The working method of adjusting deviation device 2
For：Before sewing machine 3 is introduced into sewing work, when trousering synchronous rolling on feeding roller, second laser inductor 23 and
Three 21 pairs of trouserings below of laser inductor detect that sutura signal is set if second laser inductor 23 first detects trousering
Determine original position, then feeding roller and sewing machine 3 start to enter work simultaneously；If the 3rd laser inductor 21 first detects trousering bone
Signal is stitched, then feeding roller is rotated further by making sutura by second laser inductor 23 and enters second laser inductor 23 and the 3rd
Between laser inductor 21, it is ensured that original position enters back into synchronous sewing work.Expanding mechanism 1, adjusting deviation device 2 are with sewing machine
Referred on the basis of 3 motion, be that syringe needle lifted, and feeding roller is rotated as reference first time of rising and falling using the pin on sewing machine 3
One unit, tuningout wheel adjusts a unit；Syringe needle falls, and feeding roller is temporarily moved.The mode of crawl, can prevent feeding for
The injury of sewing machine, while improving equipment life, also prevent the phenomenon for occurring broken needle in product.
Receiving mechanism 4 includes being arranged in frame 41：Turn over bar 42, flitch 43, rotation cylinder 44, feeding cylinder 45.Turn over
Bar 42 be located at fabric roller lower section, fabric roller be in turn on the rotation path of bar, turn over bar 42 be provided be used for by trousering from
The cross bar fallen is dialled on fabric roller, cross bar is fixed in frame 41 by a connecting rod.Connecting rod turns around its fixing point
It is dynamic, in connecting rod and dock rotation cylinder 44.In the present embodiment, bar 42 is turned over for rectangular-shaped bend pipe, turns over right angle one side on bar 42
The body of rod be cross bar, the body of rod of right angle opposite side is connecting rod.The sleeve 46 for connection frame is provided with the end of connecting rod,
Sleeve 46 is fixed in frame 41 by rotating shaft, and the end of sleeve 46 is connected with rotation cylinder.As shown in figure 1, the structure according to
Rotary principle, by the effect of power, can carry out rotation material toggling, the product for turning over the top of bar 42 be peeled off, transmission is simple, design
Rationally.And flitch 43 is located at and turns over the stirring on direction of bar 42, feeding cylinder 45 promotes flitch 43 to the oblique liter in trousering roller direction
One is also provided with drop, the frame 41 of the bottom of flitch 43 is used to adjust the adjustable shelf 47 that flitch 43 lifts the gradient.Adjustable shelf 47
One end be articulated with frame 41, its other end passes through the connection frame 41 of support bar 48.Frame 41 is used to be hinged provided with multiple
The connecting hole of adjustable shelf, the connection height that can be needed to adjust adjustable shelf according to processing.One end of support bar 48 is connected to machine
On frame 41, its other end is supported on the bottom of adjustable shelf 47.One piece of baffle plate 49 is additionally provided with frame 41, baffle plate 49 is shielded in activity
The top of frame 47.When one end of adjustable shelf 47 needs to adjust its connection height with frame 41, support bar 48 and adjustable shelf 47
Flexible connection possesses the free degree, and this arrangement enhances the regulating power of adjustable shelf 47..
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (7)
1. one kind draws waist line-pressing machine, it is characterised in that：Expanding mechanism including extension stretching trousering, the tune for adjusting feeding offset
Inclined mechanism, sewing machine, receiving mechanism；Expanding mechanism includes two feeding rollers that are relative and setting；Two parallel feeding rollers it
Between be provided with the sewing machine；The adjusting deviation device is provided between the headstock and one of feeding roller of sewing machine；Each feeding roller
The spacing collar of projection is equipped with the rotary surface of son；Enter in trousering from feeding roller on the path of sewing machine and be additionally provided with guiding structure
Part；The spacing collar, ways, the syringe needle of sewing machine are on same straight line path；The adjusting deviation device include tuningout wheel and
Laser inductor；The motion excursion amount and suture site of laser inductor detection trousering；Receiving mechanism is located on the downside of expanding mechanism；
The receiving mechanism includes stirring turning over bar, stretching out the flitch of feeding for trousering；The bar that turns over is rotated and incited somebody to action around its own fixing point
Trousering on fabric roller is dialled on the flitch of stretching.
2. a kind of drawing waist line-pressing machine according to claim 1, it is characterised in that：Two feeding rollers be respectively home roll and
Counter-roll；Home roll is located at the upstream of feed direction, and counter-roll is located at the downstream of feed direction；The counter-roll and its dynamic
Power driving member is installed in a horizontal rail；Home roll and its driving force member are installed on a bottom plate；The aligning machine
Structure is also installed on the bottom plate；The bottom plate is installed in the way of being slidably matched on a base；Set on the bottom surface of the base
There is ball；Base can be moved relative to sewing machine.
3. a kind of drawing waist line-pressing machine according to claim 2, it is characterised in that：The tuningout wheel is provided with two, and respectively
For the first tuningout wheel and the second tuningout wheel；The first tuningout wheel coordinates with home roll；Second tuningout wheel is located at guide plate and pin
Between car；The top of home roll is provided with two laser inductors；One laser inductor detection trousering edge and home roll
The deviation of upper limit circle；The position of the upper trousering sutura of another laser inductor sensing home roll；The upside of the second tuningout wheel
A laser inductor is additionally provided with, the laser inductor detects the suture site of trousering below the second tuningout wheel.
4. a kind of drawing waist line-pressing machine according to claim 3, it is characterised in that：The first tuningout wheel and the second tuningout wheel
Dynamic element drives；The first tuningout wheel presses close to the rotary surface of home roll under the promotion of its dynamical element；Described
Two tuningout wheels press close to the working face of sewing machine under the promotion of its dynamical element.
5. a kind of drawing waist line-pressing machine as claimed in any of claims 1 to 4, it is characterised in that：The feeding roller
Structure include mandrel, the spacing collar, rubber ring；The rotary surface of the mandrel is provided with the spacing collar and back-up ring；Institute
State the spacing surface of revolution that depression is formed between spacing collar and back-up ring；The anti-torsion revolution of another depression is additionally provided with the mandrel
Face；The anti-both sides for turning round the surface of revolution are equipped with the rubber ring；The ways includes guide plate, substrate；The substrate
Flushed with the working face of sewing machine；The guide plate, which is located at surface and forms one with substrate, can clamp the jaws of trousering；
Jaws depth is adjusted by pneumatic element between the guide plate and substrate.
6. a kind of drawing waist line-pressing machine according to claim 5, it is characterised in that：The receiving mechanism includes being arranged on frame
On：It is described to turn over bar, the flitch, rotation cylinder, feeding cylinder；It is described turn over bar and be provided be used for the trousering on trousering roller
Dial the cross bar fallen；The cross bar is fixed in frame by a connecting rod；Connecting rod is rotated around its fixing point, connecting rod
Go up and dock rotation cylinder；The flitch, which is located at, turns over the stirring on direction of bar；The feeding cylinder promotes flitch to trousering roller
The oblique lifting in direction；One is also provided with the frame of flitch bottom is used to adjust the adjustable shelf that flitch lifts the gradient.
7. a kind of drawing waist line-pressing machine according to claim 6, it is characterised in that：Also include workbench, electrical equipment, control
Element；The expanding mechanism, sewing machine, adjusting deviation device may be contained within the table top of workbench；Pay off rack is additionally provided with table top；Institute
The inside for stating workbench is provided with the control element and electrical equipment；The electrical equipment and control element pass through connection work
Make the electrical equipment on platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533424.8A CN107217401A (en) | 2017-07-03 | 2017-07-03 | One kind draws waist line-pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533424.8A CN107217401A (en) | 2017-07-03 | 2017-07-03 | One kind draws waist line-pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217401A true CN107217401A (en) | 2017-09-29 |
Family
ID=59951805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710533424.8A Withdrawn CN107217401A (en) | 2017-07-03 | 2017-07-03 | One kind draws waist line-pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107217401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761261A (en) * | 2017-11-27 | 2018-03-06 | 安徽颍上县天成印业包装有限公司 | A kind of woven bag process equipment of automatic material receiving |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761261A (en) * | 2017-11-27 | 2018-03-06 | 安徽颍上县天成印业包装有限公司 | A kind of woven bag process equipment of automatic material receiving |
| CN107761261B (en) * | 2017-11-27 | 2023-07-21 | 安徽颍上县天成印业包装有限公司 | Automatic braided bag processing equipment of receipts material |
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Application publication date: 20170929 |