CN107419378A - Drawing frame for textile fabric bar - Google Patents
Drawing frame for textile fabric bar Download PDFInfo
- Publication number
- CN107419378A CN107419378A CN201710269833.1A CN201710269833A CN107419378A CN 107419378 A CN107419378 A CN 107419378A CN 201710269833 A CN201710269833 A CN 201710269833A CN 107419378 A CN107419378 A CN 107419378A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- drafting
- drafting equipment
- lift cylinders
- holding element
- 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.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/76—Depositing materials in cans or receptacles
- B65H54/80—Apparatus in which the depositing device or the receptacle is rotated
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/02—Gill boxes or other drafting machines employing fallers or like pinned bars
- D01H5/12—Details
- D01H5/16—Framework; Casings; Coverings
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Coiling Of Filamentary Materials In General (AREA)
Abstract
Drafting equipment (1) for textile fabric bar has drafting system (10) and bottom plate (12), the drafting system is undertaken on circle bar housing (11) and textile fabric bar can accept two circle bar cylinders (13) by being conveyed to the drafting system on rear side of drafting equipment (1) on the bottom plate.Circle bar housing (11) is spaced apart and arranged in above bottom plate (12) by means of pillar (14), wherein, creeling device with lift cylinders (15) be arranged in place of bottom plate (12) or on, can will enclose bar cylinder (16) by being transferred to the circle bar opening position of front side on rear side of drafting equipment (1) using creeling device.The lift cylinders (15) protrude from the trailing edge (17) of bottom plate (12) with partial-length, and it is provided with holding element (18), the rearward end (19) of lift cylinders (15) is accepted in the holding element, so as to which lift cylinders (15) can be configured with bigger length of stroke.
Description
Technical field
The present invention relates to a kind of drafting equipment for textile fabric bar, the drafting equipment has drafting system, described
Drafting system be undertaken on circle bar housing on and textile fabric bar can by being conveyed to the drafting system on rear side of drafting equipment, and
And the drafting equipment has bottom plate, two circle bar cylinders can be accepted on the bottom plate, wherein, the circle bar housing is by means of branch
Post is spaced apart and arranged on bottom plate, and wherein, the creeling device with lift cylinders be arranged in place of bottom plate or on, using changing
Wound packages, which is put, can will enclose bar cylinder by the circle bar opening position on front side of being transferred on rear side of drafting equipment.
Background technology
Drafting equipment can be used for passing through each ribbon from multiple cylinders with the guide strip rack arranged to bar cylinder
So-called guide strip rack arrangement pull in, lying side-by-side, drawing-off and be then bonded into new, unique ribbon, it is described
Ribbon preferably has and each ribbon identical cross sectional dimensions in each multiple ribbons pulled in.In order to pull in fibre
Tie up bar and use the guide strip rack roller of feed type guide strip rack or driving, and can in the multiple individually bar cylinders of upstream arrangement,
Ribbon is taken out by these cylinders, to increase the amount to obtain of drawing frame.
In order to further lifted the efficiency of drafting equipment be known that for example by two drafting equipment be bonded into it is common and
Bar machine, the drawing frame are used in conjunction with the component of each drafting equipment.Thus, for example the it is possible that sliver of two drafting equipment
Frame is reduced into a common guide strip rack arrangement, furthermore, it is possible to be used in conjunction with the device of periphery, for example is extracted out and is filled as fiber
Put or similar device.
The further lifting of efficiency is realized in the following way, i.e. in the greater number of bar cylinder of drafting equipment upstream arrangement.
If in upstream arrangement such as 16 bar cylinders, each ribbon is conveyed to by drafting by guide strip rack arrangement by these cylinders
The drafting system of equipment, then the bar cylinder having been filled with must be fairly frequently changed in drafting equipment, until final ribbon by
The bar cylinder provided empties and must provide new bar cylinder.In logic, the efficiency of drafting equipment is drawn in the following way
Further lifting, i.e. expand the bar cylinder that can be filled.
Due to the structure limitation of the smaller drafting equipment for accepting smaller bar cylinder and described smaller due to being continuing with
The existing component of drafting equipment is, it is necessary to measure in structure, so to design drafting equipment so that can in the drafting equipment
To fill bigger bar cylinder.Here, considering many factors to economically provide the drafting equipment of expansion, particularly can be used
, manufacture drafting equipment raw material.Further, it is contemplated that some aspects, such as each drafting equipment of about 1.5 tons (t) of weighing
Transport capacity, so as to can not be in order to expand the bar cylinder size of drafting equipment, and to being, for example, 1000 millimeters for filling diameter
(mm) the known drafting equipment of smaller bar cylinder carries out simple dimension scale.
In order to filled in the interval export between bottom plate and circle bar housing circle bar cylinder while by the circle bar cylinder at rear
It is transferred in the circle bar position of front side and uses the creeling device with lift cylinders, the lift cylinders is activated for creeling.
Lift cylinders particularly pneumatic linear actuator and it is typically assembled on bottom plate or top.The length of stroke of lift cylinders must be matched with for
Displacement distance needed for creeling.Here, can be merely with the liter of the length of stroke with increase with bigger matching for circle bar cylinder
The arrangement for dropping cylinder is carried out, and disadvantageously however draws the double attached of in the removal state of the piston rod of lift cylinders lift cylinders
The total length added.
The content of the invention
The task of the present invention is the drafting equipment for being modified to textile fabric bar, and the drafting equipment is configured to accept
For the circle bar cylinder for the expansion filled with ribbon.Here, particularly it should so improve drafting equipment so that can be continuing with
The component as much as possible of less drafting equipment.In addition, the total length of drafting equipment not increase excessively unnecessarily as far as possible
It is long.
The task by it is according to claim 1 it is as described in the preamble, for textile fabric bar drafting equipment simultaneously
And set out by drawing frame according to claim 10 using corresponding typical feature to solve.The present invention's is advantageously improved
Scheme provides in the dependent claims.
The present invention includes following technical teaching, i.e. and lift cylinders protrude from the trailing edge of bottom plate with partial-length, and wherein,
Provided with holding element, the rearward end of undertaking lift cylinders in the holding element.
With the partial-length above the trailing edge for extending in bottom plate it is lift cylinders, according to the present invention arrangement it is excellent
Point essentially consists of, and the total length of drafting equipment does not increase due to the required structure length of lift cylinders.Bottom plate and and then
Circle bar housing is not required to be matched with the length of lift cylinders, because lift cylinders protrude from bottom plate with partial-length in a straightforward manner
Trailing edge and and then protrude from circle bar housing trailing edge.
In being configured to fill a diameter of 1000mm drafting equipment of circle bar cylinder, bottom plate constructs in which can reduce, with
Just save material and therefore save and spend.
In being configured to fill a diameter of 1200mm drafting equipment of circle bar cylinder, lift cylinders can be with required bigger
Length configuration, so as to implement a diameter of 1200mm circle bar cylinder creeling.In order to produce the as stable as possible of lift cylinders herein
And the undertaking of energy mechanical load, using holding element, the holding element so constructs, and is protruded thereby while lift cylinders have
Partial-length in the rear of bottom plate trailing edge, remain to be undertaken in rearward end.Therefore, holding element so constructs so that lifting
The partial-length of the protrusion of cylinder is overcome by means of holding element or offset for accepting lift cylinders.In logic, holding element
Also protrude from the trailing edge of bottom plate.
Because length is not increased by lift cylinders, the bottom plate for manufacturing drafting equipment can be used available according to standard
Sheet material, the drafting equipment are configured to fill a diameter of 1200mm circle bar cylinder, thus, can equally save cost.
According to a kind of advantageous embodiment of drafting equipment, the operation for accepting drafting equipment is provided with rear side
The box of device, wherein, lift cylinders are extended with rearward end below box.Here, the box and the total length of drafting equipment
On rear side independently in circle bar housing, and lift cylinders are extended to below the box on the rear side of circle bar housing, therefore
The increase of the total length of drafting equipment will not be caused.More precisely, the free installation below the box of drafting equipment is empty
Between be used to accepting lift cylinders protrude from bottom plate trailing edge, lift cylinders partial-lengths.As a result, will not be in side in lift cylinders
In the case of individually exposing on the side of drawing frame, originally existing total length of the lift cylinders in drafting equipment is still advantageously drawn
Interior compact arrangement.
Holding element is for example arranged on bottom plate, so as to which lift cylinders are undertaken on bottom plate by holding element.Alternatively,
Holding element can be arranged on either be arranged on box for accept box framework on or holding element be arranged on pillar
On, the pillar extends between bottom plate and circle bar housing.Bottom plate trailing edge, lift cylinders additional portion is protruded from order to overcome
Divide length, holding element advantageously has first to accept flange section and the second undertaking flange section, wherein, described first accepts
Flange section constructs with staggering relative to the second undertaking flange section.Convergence piece is provided between the undertaking flange section, from
And accept flange section and essentially form the S-shaped cross section of holding element with convergence piece.Here, the undertaking flange section and rank
Fitting can be surrounded advantageously further by means of side wall, so as to holding element on the whole stably and therefore can mechanical load
Ground constructs.
Holding element advantageously further can be manufactured so so that unique plate uses as original material, should
Plate is processed by means of punching press bending method.Thus, the fairly simple of made of the plate of single type holding element is drawn
Construction, and accept flange section, convergence piece and side wall and formed by punching press bending method.Here, accept flange section and/or
The region of convergence piece can be with sidewall weld.
Also advantageously, be configured to fill the bottom plate of the drafting equipment of a diameter of 1200mm circle bar cylinder have mainboard and
Side plate, so as to which bottom plate includes width B, the circle bar cylinder with 1200mm diameters can be accepted on the width.Here, holding element
Advantageously it is undertaken on side plate, so as to which lift cylinders extend across the region of side plate.Here, increase, a diameter of 1200mm circle
Bar cylinder is preferably erected on the mainboard of bottom plate.
Further it is proposed that the drawing frame with the first drafting equipment and the second drafting equipment, wherein, the drawing frame
Drafting equipment be configured with the feature and it is affiliated the advantages of, such as previously combined according to the present invention, single drafting and set
As standby description.
Brief description of the drawings
The improvement present invention is explained in more detail by means of accompanying drawing together with the explanation of a preferred embodiment of the present invention below
Other measures.In figure：
Fig. 1 shows the overall picture of drawing frame, and there are the drawing frame two draftings that are be arrangeding in parallel and can running parallel to set
It is standby,
Fig. 2 shows the detailed view of single drafting equipment,
Fig. 3 shows detailed view of the lift cylinders by means of the arrangement of the holding element according to the present invention, and
Fig. 4 shows the perspective view of holding element.
Embodiment
Fig. 1 illustrates drawing frame 100 to have an X-rayed, and the drawing frame is configured to double-head track and including two drafting equipment
1.In two upstream arrangements of drafting equipment 1 there is a guide strip rack 27 of guide strip rack arrangement, the guide strip rack will be shown specifically
Textile fabric bar is exported by bar cylinder and is conveyed to drafting equipment.Textile fabric bar enters the drawing-off of corresponding drafting equipment 1
In system 10, multiple ribbons (are in the illustrated embodiment six bars from each drafting equipment 1 in the drafting system
Six ribbons of cylinder 28) it is placed side by side, and these ribbons are drawn into new unique ribbon, the fiber regulations
As having and each ribbon identical cross section from bar cylinder 28.Example shows six bar cylinders 28 for each drafting equipment
And each bar cylinder 28 preferably has 1200mm diameter.
Drafting equipment 1 has the basic structure being made up of circle bar housing 11, and drafting system 10 is accepted on the circle bar housing.
Bottom plate 12 in downside be present, and enclose bar housing 11 and be connected by pillar 14 with bottom plate 12.Being formed in the height of pillar 14,
Two circle bar cylinders 16 in interval between bottom plate 12 and circle bar housing 11 be present, wherein, the circle bar cylinder 16 of front side is formed currently
The circle bar cylinder 16 that can be filled, and set circle bar cylinder 16 behind to form another circle bar cylinder 16, when the circle bar cylinder 16 of front side
When being full, on the position for the front side that another described circle bar cylinder is transported to first lap bar cylinder 16 by creeling system.
The rear side of drafting equipment 1 by the side of its conveying fibre rod by being formed, and bar cylinder 28 is on the side
In guide strip rack arrangement with guide strip rack 27.Drafting equipment 1 correspondingly has box 20 on rear side, holds in the box
Put running gear, such as fiber withdrawing device, control device and the similar device for running drafting equipment 1.
Fig. 2 shows the single drafting equipment with circle bar housing 11 and bottom plate 12 with zoomed-in view, in the circle bar housing
Upper undertaking drafting system 10, wherein, circle bar housing 11 is spaced apart and arranged on bottom plate 12 by multiple pillars 14.The circle bar in front
Cylinder 16 is in bottom plate 12 and encloses in the interval between bar housing 11, and the circle bar cylinder can be currently filled, wherein, at rear
Another circle bar cylinder 16 can be set on installation position, and the circle bar cylinder does not show to further demonstrate that the component of creeling device
Go out.
Creeling device includes element lift cylinders 15 as center, the lift cylinders in a manner not shown in detail with connecting bridge
29 and guide rail 30 connect, and when activating lift cylinders 15, connecting bridge 29 can utilize guide rail 30 according to the arrow direction shown
The circle bar cylinder 16 in front moves.
After accompanying drawing shows that the very big length of lift cylinders 15, lift cylinders 15 extend to the trailing edge 17 of bottom plate 12 with the length
Side.Accepted and extended to herein simultaneously by means of holding element 18 in the part for protruding from trailing edge 17 of the rearward end 19 of lift cylinders 15
The lower section of box 20 of bar equipment 1, even if so as to the trailing edge 17 that lift cylinders 15 protrude from bottom plate 12, does not produce whole drafting equipment yet
1 additional structure length.
Fig. 3 illustrates the rearward end 19 that lift cylinders 15 are accepted by means of holding element 18 to have an X-rayed.Holding element 18 passes through
Rearward end 19 is accepted lift cylinders 15 and is fastened on bottom plate 12.Bottom plate 12 has mainboard 25 and side plate 26, wherein, provided with holding
Fastening part of the element 18 on side plate 26.In logic, lift cylinders 15 also extend above the side plate 26 of bottom plate 12, so as to enclose bar cylinder
It can be erected on the mainboard 25 of bottom plate 12.Box 20 is undertaken on by pillar 14 in the upside of rearward end 19 of lift cylinders 15, and
And box 20 has the depth of the partial-length more than lift cylinders 15, after lift cylinders protrude from bottom plate 12 with the partial-length
Edge 17.
Fig. 4 shows the perspective view of holding element 18, and the holding element has for accepting the rearward end 19 of lift cylinders 15
Flange section 21 is accepted, and the holding element 18 has another undertaking flange section 22, utilizes the undertaking flange section
Holding element 18 can be arranged on the trailing edge 17 of bottom plate 12.Convergence piece be present between two undertaking flange sections 21 and 22
23, and two cross section formation S-shapeds for accepting flange section 21 and 22 and convergence piece 23.Side wall 24 is accepting flange section
21 and 22 and the side of convergence piece 23 formed crank throw arm flange connecting portion, so as to holding element 18 on the whole using reinforce structure
Make.In a manner not shown in detail, between side wall 24 and undertaking flange section 21 and/or 22 and between convergence piece 23
Region can have welded connection.
The present invention is not limited to preferred embodiment given above in terms of its implementation.More specifically, it is contemplated that multiple
Flexible program, these flexible programs also use the solution in different types of embodiment in principle.Will by right
Ask book, specification all features and/or advantage that either accompanying drawing is drawn, being arranged in comprising the details in structure or spatially
Interior, it is all main points of the invention not only itself to also have in various combinations.
Reference numerals list
100 drawing frames
1 drafting equipment
10 drafting systems
11 circle bar housings
12 bottom plates
13 circle bar cylinders
14 pillars
15 lift cylinders
16 circle bar cylinders
17 trailing edges
18 holding elements
19 rearward ends
20 boxes
21 accept flange section
22 accept flange section
23 convergence pieces
24 side walls
25 mainboards
26 side plates
27 guide strip racks
28 cylinders
29 connecting bridges
30 guide rails
B width
Claims (10)
1. it is used for the drafting equipment (1) of textile fabric bar,
It has
- drafting system (10)
The drafting system is undertaken on circle bar housing (11), and
The textile fabric bar can by being conveyed to the drafting system on rear side of drafting equipment (1), and
- bottom plate (12), two circle bar cylinders (13) can be accepted on the bottom plate,
Wherein,
- it is described circle bar cylinder (11) be spaced apart and arranged in by means of pillar (14) on bottom plate (12), and
- the creeling device with lift cylinders (15) be arranged in place of bottom plate (12) or on, will can be enclosed using the creeling device
Bar cylinder (16) is transferred to the circle bar opening position of the front side of drafting equipment (1) by rear side,
Characterized in that,
The lift cylinders (15) protrude from the trailing edge (17) of bottom plate (12) with partial-length, and
Provided with holding element (18), the rearward end (19) of undertaking lift cylinders (15) in the holding element, so as to lift cylinders
(15) bigger length of stroke can be configured with.
2. drafting equipment (1) according to claim 1, it is characterised in that set on the rear side of the drafting equipment (1)
There is the box (20) for accepting the running gear of drafting equipment (1), wherein, the lift cylinders (15) are with the rearward end (19)
Extend below box (20).
3. drafting equipment (1) according to claim 1 or 2, it is characterised in that the holding element (18) is arranged on bottom plate
(12) on, so as to which lift cylinders (15) are undertaken on bottom plate (12).
4. drafting equipment (1) according to claim 1 or 2, it is characterised in that the holding element (18) is arranged on box
(20) place or pillar (14) place, so as to which lift cylinders (15) are undertaken on into box (20) place or pillar (14) place.
5. the drafting equipment (1) according to one of the claims, it is characterised in that the holding element (18) has the
One accept flange section (21) and second accept flange section (22), wherein, it is described first undertaking flange section (21) relative to
Second undertaking flange section (22) constructs with staggering.
6. drafting equipment (1) according to claim 5, it is characterised in that constructed between flange section (21,22) is accepted
There is convergence piece (23), the convergence piece has the side wall (24) for surrounding the convergence piece.
7. the drafting equipment (1) according to one of the claims, it is characterised in that the holding element (18) by means of
Punching press bending method is manufactured by the plate of single type.
8. the drafting equipment (1) according to one of the claims, it is characterised in that the bottom plate (12) has mainboard
(25) and side plate (26), so as to which the bottom plate (12) includes width (B), can be accepted on the width has 1200mm diameters
Enclose bar cylinder (16).
9. drafting equipment (1) according to claim 8, it is characterised in that the holding element (18) is undertaken on side plate
(26) on.
10. with respectively according to the first drafting equipment (1) described in one of claim 1 to 9 and the second drafting equipment (1) and
Bar machine (100).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016109541.9 | 2016-05-24 | ||
| DE102016109541.9A DE102016109541A1 (en) | 2016-05-24 | 2016-05-24 | Stretching plant for textile slivers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107419378A true CN107419378A (en) | 2017-12-01 |
| CN107419378B CN107419378B (en) | 2020-03-27 |
Family
ID=60268979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710269833.1A Active CN107419378B (en) | 2016-05-24 | 2017-04-24 | Drawing frame for textile fibre slivers |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107419378B (en) |
| DE (1) | DE102016109541A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113512783A (en) * | 2021-05-07 | 2021-10-19 | 河南昊昌精梳机械股份有限公司 | Cotton spinning strip and lap combination machine and anti-winding cotton sliver feeding device thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4179773A (en) * | 1978-04-27 | 1979-12-25 | Platt Saco Lowell Limited | Means for severing and compacting coiled sliver |
| US6209285B1 (en) * | 1998-06-26 | 2001-04-03 | Marzoli S.P.A. | Automatic device for collection and packing in a container, of the strip produced by a carding unit |
| CN2861202Y (en) * | 2005-08-20 | 2007-01-24 | 天门纺织机械有限公司 | Automatic can changer for drawing frame |
| CN201627027U (en) * | 2010-02-27 | 2010-11-10 | 杭州东夏纺机有限公司 | Automatic creeling device of drawing frame |
| CN203866454U (en) * | 2014-04-01 | 2014-10-08 | 淮北颐丰纺织有限公司 | Barrel exchanging device of drawing frame |
| CN204780013U (en) * | 2015-06-16 | 2015-11-18 | 常州市同和纺织机械制造有限公司 | Collective conveyor for formers that doffs of spinning frame |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837596A1 (en) * | 1988-11-05 | 1990-05-10 | Rosink Gmbh & Co Kg | KANNENSTOCK |
-
2016
- 2016-05-24 DE DE102016109541.9A patent/DE102016109541A1/en active Pending
-
2017
- 2017-04-24 CN CN201710269833.1A patent/CN107419378B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4179773A (en) * | 1978-04-27 | 1979-12-25 | Platt Saco Lowell Limited | Means for severing and compacting coiled sliver |
| US6209285B1 (en) * | 1998-06-26 | 2001-04-03 | Marzoli S.P.A. | Automatic device for collection and packing in a container, of the strip produced by a carding unit |
| CN2861202Y (en) * | 2005-08-20 | 2007-01-24 | 天门纺织机械有限公司 | Automatic can changer for drawing frame |
| CN201627027U (en) * | 2010-02-27 | 2010-11-10 | 杭州东夏纺机有限公司 | Automatic creeling device of drawing frame |
| CN203866454U (en) * | 2014-04-01 | 2014-10-08 | 淮北颐丰纺织有限公司 | Barrel exchanging device of drawing frame |
| CN204780013U (en) * | 2015-06-16 | 2015-11-18 | 常州市同和纺织机械制造有限公司 | Collective conveyor for formers that doffs of spinning frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113512783A (en) * | 2021-05-07 | 2021-10-19 | 河南昊昌精梳机械股份有限公司 | Cotton spinning strip and lap combination machine and anti-winding cotton sliver feeding device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107419378B (en) | 2020-03-27 |
| DE102016109541A1 (en) | 2017-11-30 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220526 Address after: The German city Minxin Gladbach Patentee after: Trutschler Group Europe Address before: The German city Minxin Gladbach Patentee before: TRuTZSCHLER GmbH & Co.KG |