CN113604916A - Butting adjustment type yarn drawing device and drawing process thereof - Google Patents
Butting adjustment type yarn drawing device and drawing process thereof Download PDFInfo
- Publication number
- CN113604916A CN113604916A CN202110839184.0A CN202110839184A CN113604916A CN 113604916 A CN113604916 A CN 113604916A CN 202110839184 A CN202110839184 A CN 202110839184A CN 113604916 A CN113604916 A CN 113604916A
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- positioning
- pipe
- drawing box
- extrusion
- yarn
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/04—Guides for slivers, rovings, or yarns; Smoothing dies
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H11/00—Arrangements for confining or removing dust, fly or the like
- D01H11/005—Arrangements for confining or removing dust, fly or the like with blowing and/or suction devices
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/28—Heating or cooling arrangements for yarns
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/30—Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/30—Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
- D01H13/306—Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting by applying fluids, e.g. steam or oiling liquids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a butt-joint adjusting type yarn drawing device and a drawing process thereof, and the device comprises an adjusting mechanism; according to the invention, the power screw rod is rotated to drive the telescopic threaded cylinder to move up and down, so that the penetration column and the extrusion bottom block are driven to move up and down, and the extrusion wheel and the extrusion bottom block are enabled to carry out adaptive extrusion guiding on yarns, so that the use flexibility of the yarn guide device is improved.
Description
Technical Field
The invention relates to a butt-joint adjusting type yarn drawing device and a drawing process thereof.
Background
Along with the rapid development of economic technology, some textile machines are the general names of various mechanical equipment required for processing natural fibers or chemical fibers into textiles, and the working procedures required for processing different fibers such as cotton, hemp, silk, wool and the like into textiles are different, so that the required machines are various and various in variety, and a drawing and extruding machine extrudes the cotton and hemp raw materials of the cotton and hemp raw materials, keeps the fibers in slivers straight and parallel, reduces hooks, ensures that the fineness meets the specification and is suitable for subsequent processing production; at present, the spinning industry is an important branch of the textile industry, the drawing frame is an important production device of the spinning industry, the position is not replaceable, and a plurality of spun yarns in the prior art have water absorption property, so that the phenomenon of winding is easy to occur in the drawing device, the spinning quality of drawing is influenced, and in addition, the extrusion guiding degree of the yarns needs to be adjusted.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the utility model provides an adjustable formula yarn drawing device of butt that adjustable extrusion degree, but fast drying, stoving interval are adjustable and drawing technology thereof.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a butt-joint adjusting type yarn drawing device comprises a drawing box, an extrusion wheel, an extrusion bottom block, a heating fan, an exhaust mechanism, a drawing wheel, a telescopic driving mechanism and an adjusting mechanism; supporting plates are respectively arranged on two sides of the bottom of the drawing box; an extrusion wheel and an extrusion bottom block are respectively arranged at the upper part and the lower part in one side of the drawing box; an air exhaust mechanism is arranged in the middle of the drawing box; a drawing wheel is respectively arranged at the upper part and the lower part in the other side of the drawing box; an air exhaust mechanism is respectively arranged in the drawing box from top to bottom; the exhaust mechanism comprises a positioning pipe, a telescopic pipe, a floating pipe and an exhaust hood; a positioning pipe is respectively arranged at the upper part and the lower part in the drawing box; the inner ends of the positioning pipes are respectively provided with a telescopic pipe; the inner ends of the extension tubes are respectively provided with a floating tube; the inner ends of the floating pipes are respectively provided with an exhaust hood, and the exhaust hoods are respectively arranged in the middle of the interior of the drawing box in an up-down opposite mode; a telescopic driving mechanism is arranged on one side of the inner part of the middle of the drawing box and synchronously drives the exhaust hood to move up and down relatively; a heating fan is arranged on the other side of the inner part of the middle of the drawing box; the upper side and the lower side of the heating fan are respectively connected with the side part of the positioning pipe through a vent pipe; the bottom of the extrusion bottom block is arranged in the drawing box through an adjusting mechanism; the adjusting mechanism comprises a positioning column, a power screw, a penetrating column and a telescopic threaded cylinder; the positioning column is arranged inside the drawing box; a sliding groove is formed in the upper end of the positioning column, and a rotary clamping groove is formed in the lower end of the positioning column; the bottom of the extrusion bottom block is provided with a penetration column; the lower end of the penetration column is slidably clamped in the sliding groove; the lower end of the penetration column is provided with a telescopic threaded cylinder; the power screw is rotationally clamped on the rotary clamping groove; the upper end of the power screw is in threaded rotary connection with the telescopic threaded cylinder.
Furthermore, the telescopic driving mechanism comprises a guide cylinder, a guide rod, a positioning plate, a driving screw rod, a floating thread block and a connecting rod; one side of the middle inner part of the drawing box is respectively provided with a positioning plate up and down; the driving screw is rotationally clamped on the positioning plate; one side of the outer end of the exhaust hood is provided with a guide rod respectively; the upper side and the lower side of the interior of the drawing box are respectively provided with a guide cylinder; the outer ends of the guide rods are respectively inserted into the guide cylinders in a sliding manner; one side of the exhaust hood is provided with a floating thread block through a connecting rod; the upper and lower peripheries of the driving screw are respectively provided with an external thread ring surface with opposite threads, and the upper and lower external thread ring surfaces of the driving screw are respectively in threaded connection with a floating thread block.
Further, the telescopic filter assembly is further included; the telescopic filtering component comprises a positioning rod, a connecting ring and a filtering net; two positioning rods are respectively arranged on two sides of the interior of the floating pipe; the inner ends of the positioning rods are respectively arranged on the inner side walls of the floating tubes, and the outer ends of the positioning rods penetrate through the telescopic tubes and then extend into the positioning tubes; the outer end of the positioning rod is provided with a connecting ring; the connecting ring is connected with the inner side wall of the positioning pipe in an abutting and sliding manner; a filter screen is arranged on the inner side of the connecting ring; the upper side wall and the lower side wall of the drawing box are respectively provided with a through port, the outer end of the positioning pipe is provided with a threaded opening, and the outer end of the threaded opening is communicated with the through ports; and the threaded openings are respectively provided with a threaded sealing sleeve in a threaded rotating mode.
Furthermore, the vent pipes on the upper side and the lower side of the heating fan are respectively provided with an opening and closing valve.
Furthermore, the upper end of the drawing box is provided with a circulating pipe.
Further, the extension tube is made of a high temperature resistant bellows.
A drawing process of an abutting adjustable yarn drawing device comprises the following steps: open the heating fan, make the hot gas flow get into the registration arm in proper order through the breather pipe, flexible pipe, the floating pipe, the exhaust hood, make the exhaust hood that sets up from top to bottom carry out hot gas flow transport from top to bottom, send the yarn into the drawing incasement through feeding the line drum, the yarn is at first extruded the direction through extrusion wheel and extrusion bottom block, it reciprocates to rotate power screw rod drive flexible thread cylinder, and then drive the splicing column and extrude the bottom block and reciprocate, so make extrusion wheel and extrusion bottom block carry out adaptation extrusion direction to the yarn, then the yarn is dried through the exhaust hood that sets up relatively from top to bottom again, judge the stoving interval of yarn thickness regulation exhaust hood, the rotary drive screw rod, drive the relative motion from top to bottom of floating thread block, and then drive exhaust hood relative motion from top to bottom and adjust the stoving interval, the yarn is gone on drawing through the strip wheel and is discharged at last.
The invention has the advantages of
1. According to the invention, the power screw rod is rotated to drive the telescopic threaded cylinder to move up and down, so that the penetration column and the extrusion bottom block are driven to move up and down, and the extrusion wheel and the extrusion bottom block are enabled to carry out adaptive extrusion guiding on yarns, so that the use flexibility of the yarn guide device is improved.
2. The upper side and the lower side of the yarn are heated and dried through the exhaust hood, so that the heating efficiency and the heating speed are greatly improved.
3. In order to prevent conveyed hot air flow from polluting yarns, the telescopic filter assembly is additionally arranged, the hot air flow input from the positioning pipe is filtered through the filter screen, impurities are accumulated on the filter screen after the telescopic filter assembly is used for a period of time, the floating thread block is driven to move towards two sides by rotating the driving screw rod, the floating pipe is driven to move towards two sides by the exhaust hood, the positioning rod, the connecting ring and the filter screen are sequentially driven to move towards two sides, the filter screen extends out of the outer end of the positioning pipe after the thread sealing sleeve is opened, and the filter screen is subjected to deslagging and scrubbing cleaning, so that the filtering capacity of the filter screen is reset.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic side view of the present invention.
FIG. 3 is a schematic view of a telescoping filter assembly according to the present invention.
FIG. 4 is a schematic view of the filter net of the present invention extending from the outer end of the positioning tube.
Fig. 5 is an enlarged schematic view of the adjusting mechanism of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, an abutting adjustment type yarn drawing device comprises a drawing box 1, an extrusion wheel 2, an extrusion bottom block 3, a heating fan 7, an exhaust mechanism 5, a drawing wheel 4, a telescopic driving mechanism 6 and an adjusting mechanism 9; two sides of the bottom of the drawing box 1 are respectively provided with a supporting plate 11; an extrusion wheel 2 and an extrusion bottom block 3 are respectively arranged at the upper part and the lower part in one side of the drawing box 1; an air exhaust mechanism 5 is arranged in the middle of the drawing box 1; a doubling wheel 4 is respectively arranged at the upper part and the lower part in the other side of the drawing box 1; an air exhaust mechanism 5 is respectively arranged at the upper part and the lower part in the drawing box 1; the exhaust mechanism 5 comprises a positioning pipe 54, a telescopic pipe 53, a floating pipe 52 and an exhaust hood 51; a positioning pipe 54 is respectively arranged at the upper part and the lower part in the drawing box 1; the inner ends of the positioning pipes 54 are respectively provided with an extension pipe 53; the inner ends of the extension tubes 53 are respectively provided with a floating tube 52; the inner ends of the floating pipes 52 are respectively provided with an exhaust hood 51, and the exhaust hoods 51 are respectively arranged in the middle of the interior of the drawing box 1 in an up-down opposite manner; a telescopic driving mechanism 6 is arranged on one side of the inner part of the middle of the drawing box 1, and the telescopic driving mechanism 6 synchronously drives the exhaust hood 51 to move up and down relatively; the other side of the middle inner part of the drawing box 1 is provided with a heating fan 7; the upper side and the lower side of the heating fan 7 are respectively connected with the side part of the positioning pipe 54 through a vent pipe 71; the bottom of the extrusion bottom block 3 is arranged in the drawing box 1 through an adjusting mechanism 9; the adjusting mechanism 9 comprises a positioning column 92, a power screw 94, a penetrating column 91 and a telescopic threaded cylinder 93; the positioning column 92 is arranged inside the drawing box 1; a sliding groove 921 is formed in the upper end of the positioning column 92, and a rotary clamping groove 922 is formed in the lower end of the positioning column; the bottom of the extrusion bottom block 3 is provided with a through connection column 91; the lower end of the penetrating column 91 is slidably clamped in the sliding groove 921; the lower end of the penetration column 91 is provided with a telescopic threaded cylinder 93; the power screw 94 is rotatably clamped on the rotary clamping groove 922; the upper end of the power screw 94 is in threaded rotary connection with the telescopic threaded cylinder 93.
As shown in fig. 1 to 5, it is further preferable that the telescopic driving mechanism 6 includes a guide cylinder 66, a guide rod 65, a positioning plate 61, a driving screw 62, a floating screw block 63, and a connecting rod 64; a positioning plate 61 is respectively arranged at the upper part and the lower part of one side in the middle of the drawing box 1; the driving screw 62 is rotationally clamped on the positioning plate 61; one side of the outer end of the exhaust hood 51 is provided with a guide rod 65; the upper side and the lower side of the interior of the drawing box 1 are respectively provided with a guide cylinder 66; the outer ends of the guide rods 65 are respectively inserted into the guide cylinders 66 in a sliding manner; one side of the exhaust hood 51 is provided with a floating thread block 63 through a connecting rod 64; the upper and lower peripheries of the driving screw 62 are respectively provided with an external thread ring surface with opposite threads, and the upper and lower external thread ring surfaces of the driving screw 62 are respectively connected with a floating thread block 63 in a threaded manner. Further, a telescopic filter assembly 8 is also included; the telescopic filter assembly 8 comprises a positioning rod 81, a connecting ring 82 and a filter screen 83; two positioning rods 81 are respectively arranged on two sides of the interior of the floating pipe 54; the inner ends of the positioning rods 82 are respectively installed on the inner side walls of the floating pipes 54, and the outer ends of the positioning rods 81 penetrate through the extension pipes 53 and then extend into the positioning pipes 54; the outer end of the positioning rod 81 is provided with a connecting ring 82; the connecting ring 82 is in abutting sliding connection with the inner side wall of the positioning tube 54; a filter screen 83 is arranged on the inner side of the connecting ring 82; the upper side wall and the lower side wall of the drawing box 1 are respectively provided with a through port, the outer end of the positioning pipe 54 is provided with a threaded opening 541, and the outer end of the threaded opening 541 is communicated with the through ports; a threaded closing sleeve 542 is respectively and rotatably mounted on the threaded openings 541 in a threaded manner. Furthermore, the vent pipes 71 on the upper and lower sides of the heating fan 7 are respectively provided with an on-off valve 72. Further, the upper end of the drawing box 1 is provided with a circulating pipe 12. Further, the extension tube 53 is made of a high temperature resistant bellows tube.
As shown in fig. 1 to 5, a drawing process of abutting against an adjustable yarn drawing device comprises the following steps: the heating fan 7 is started to make the hot air flow enter the positioning pipe 54, the extension pipe 53, the floating pipe 53 and the exhaust hood 51 in sequence through the vent pipe 71, the up-down arranged exhaust hoods 51 carry out up-down hot air flow delivery, yarns are fed into the drawing box 1 through the yarn feeding cylinder, the yarns are extruded and guided through the extrusion wheel 2 and the extrusion bottom block 3, the power screw 94 is rotated to drive the telescopic thread cylinder 93 to move up and down, thereby driving the penetration post 91 and the extrusion bottom block 3 to move up and down, so that the extrusion wheel 2 and the extrusion bottom block 3 carry out adaptive extrusion guiding on the yarn, then the yarn is dried by the exhaust hoods 51 which are arranged oppositely up and down, the drying interval of the exhaust hoods 51 is adjusted by judging the thickness of the yarn, the driving screw rod 62 is rotated to drive the floating screw block 63 to move relatively up and down, and then the exhaust hood 51 is driven to move up and down relatively to adjust the drying space, and finally the yarn is drawn and discharged through the doubling wheel 4.
According to the invention, the power screw 94 is rotated to drive the telescopic threaded cylinder 93 to move up and down, so that the penetration column 91 and the extrusion bottom block 3 are driven to move up and down, the extrusion wheel 2 and the extrusion bottom block 3 are enabled to conduct adaptive extrusion guiding on yarns, and the use flexibility of the yarn guide device is improved.
The upper side and the lower side of the yarn are heated and dried through the exhaust hood 51, so that the heating efficiency and the heating speed are greatly improved.
In order to prevent conveyed hot air flow from polluting yarns, the telescopic filter assembly 8 is additionally arranged, the hot air flow input from the positioning pipe 54 is filtered through the filter screen 83, impurities are accumulated on the filter screen 83 after the telescopic filter assembly is used for a period of time, the floating thread block 63 is driven to move towards two sides by rotating the driving screw 62, the floating pipe 52 is driven to move towards two sides by the exhaust hood 51, the positioning rod 81, the connecting ring 82 and the filter screen 83 are sequentially driven to move towards two sides, the filter screen 83 extends out of the outer end of the positioning pipe 54 after the thread sealing sleeve 542 is opened, and the filter screen 83 is subjected to deslagging and scrubbing cleaning, so that the filtering capacity of the filter screen 83 is reset.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A butt-joint adjusting type yarn drawing device is characterized by comprising a drawing box, an extrusion wheel, an extrusion bottom block, a heating fan, an exhaust mechanism, a drawing wheel, a telescopic driving mechanism and an adjusting mechanism; supporting plates are respectively arranged on two sides of the bottom of the drawing box; an extrusion wheel and an extrusion bottom block are respectively arranged at the upper part and the lower part in one side of the drawing box; an air exhaust mechanism is arranged in the middle of the drawing box; a drawing wheel is respectively arranged at the upper part and the lower part in the other side of the drawing box; an air exhaust mechanism is respectively arranged in the drawing box from top to bottom; the exhaust mechanism comprises a positioning pipe, a telescopic pipe, a floating pipe and an exhaust hood; a positioning pipe is respectively arranged at the upper part and the lower part in the drawing box; the inner ends of the positioning pipes are respectively provided with a telescopic pipe; the inner ends of the extension tubes are respectively provided with a floating tube; the inner ends of the floating pipes are respectively provided with an exhaust hood, and the exhaust hoods are respectively arranged in the middle of the interior of the drawing box in an up-down opposite mode; a telescopic driving mechanism is arranged on one side of the inner part of the middle of the drawing box and synchronously drives the exhaust hood to move up and down relatively; a heating fan is arranged on the other side of the inner part of the middle of the drawing box; the upper side and the lower side of the heating fan are respectively connected with the side part of the positioning pipe through a vent pipe; the bottom of the extrusion bottom block is arranged in the drawing box through an adjusting mechanism; the adjusting mechanism comprises a positioning column, a power screw, a penetrating column and a telescopic threaded cylinder; the positioning column is arranged inside the drawing box; a sliding groove is formed in the upper end of the positioning column, and a rotary clamping groove is formed in the lower end of the positioning column; the bottom of the extrusion bottom block is provided with a penetration column; the lower end of the penetration column is slidably clamped in the sliding groove; the lower end of the penetration column is provided with a telescopic threaded cylinder; the power screw is rotationally clamped on the rotary clamping groove; the upper end of the power screw is in threaded rotary connection with the telescopic threaded cylinder.
2. The abutting adjustable yarn drawing device according to claim 1, wherein the telescopic driving mechanism comprises a guide cylinder, a guide rod, a positioning plate, a driving screw, a floating thread block, a connecting rod; one side of the middle inner part of the drawing box is respectively provided with a positioning plate up and down; the driving screw is rotationally clamped on the positioning plate; one side of the outer end of the exhaust hood is provided with a guide rod respectively; the upper side and the lower side of the interior of the drawing box are respectively provided with a guide cylinder; the outer ends of the guide rods are respectively inserted into the guide cylinders in a sliding manner; one side of the exhaust hood is provided with a floating thread block through a connecting rod; the upper and lower peripheries of the driving screw are respectively provided with an external thread ring surface with opposite threads, and the upper and lower external thread ring surfaces of the driving screw are respectively in threaded connection with a floating thread block.
3. The abutting adjustable yarn drawing device as claimed in claim 2, further comprising a telescoping filter assembly; the telescopic filtering component comprises a positioning rod, a connecting ring, a filtering net and a thread sealing sleeve; two positioning rods are respectively arranged on two sides of the interior of the floating pipe; the inner ends of the positioning rods are respectively arranged on the inner side walls of the floating tubes, and the outer ends of the positioning rods penetrate through the telescopic tubes and then extend into the positioning tubes; the outer end of the positioning rod is provided with a connecting ring; the connecting ring is connected with the inner side wall of the positioning pipe in an abutting and sliding manner; a filter screen is arranged on the inner side of the connecting ring; the upper side wall and the lower side wall of the drawing box are respectively provided with a through port, the outer end of the positioning pipe is provided with a threaded opening, and the outer end of the threaded opening is communicated with the through ports; and the threaded openings are respectively provided with a threaded sealing sleeve in a threaded rotating mode.
4. The abutting adjustable yarn drawing device as claimed in claim 1, wherein the vent pipes on the upper and lower sides of the heating blower are respectively provided with an on-off valve.
5. The abutting adjustable yarn drawing device according to claim 1, wherein the upper end of the drawing box is provided with a flow pipe.
6. The abutting adjustable yarn drawing device as claimed in claim 1, wherein the bellows is made of a high temperature resistant bellows.
7. Drawing process of an abutting adjustable yarn drawing device according to claim 2, characterised by the following steps: open the heating fan, make the hot gas flow get into the registration arm in proper order through the breather pipe, flexible pipe, the floating pipe, the exhaust hood, make the exhaust hood that sets up from top to bottom carry out hot gas flow transport from top to bottom, send the yarn into the drawing incasement through feeding the line drum, the yarn is at first extruded the direction through extrusion wheel and extrusion bottom block, it reciprocates to rotate power screw rod drive flexible thread cylinder, and then drive the splicing column and extrude the bottom block and reciprocate, so make extrusion wheel and extrusion bottom block carry out adaptation extrusion direction to the yarn, then the yarn is dried through the exhaust hood that sets up relatively from top to bottom again, judge the stoving interval of yarn thickness regulation exhaust hood, the rotary drive screw rod, drive the relative motion from top to bottom of floating thread block, and then drive exhaust hood relative motion from top to bottom and adjust the stoving interval, the yarn is gone on drawing through the strip wheel and is discharged at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110839184.0A CN113604916A (en) | 2021-07-23 | 2021-07-23 | Butting adjustment type yarn drawing device and drawing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110839184.0A CN113604916A (en) | 2021-07-23 | 2021-07-23 | Butting adjustment type yarn drawing device and drawing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113604916A true CN113604916A (en) | 2021-11-05 |
Family
ID=78305290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110839184.0A Withdrawn CN113604916A (en) | 2021-07-23 | 2021-07-23 | Butting adjustment type yarn drawing device and drawing process thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN113604916A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481635A (en) * | 2021-07-23 | 2021-10-08 | 江苏华信亚麻纺织有限公司 | Heating adjustment type yarn drawing device and drawing process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001032054A1 (en) * | 1999-11-04 | 2001-05-10 | Braathen Thor F | Height controllable support column |
| CN210458764U (en) * | 2019-08-15 | 2020-05-05 | 浙江夏王纸业有限公司 | Drying device for producing pure black base paper |
| CN111120684A (en) * | 2019-12-30 | 2020-05-08 | 江苏湃森科技有限公司 | Expanding valve for fire control |
| CN112548426A (en) * | 2020-12-21 | 2021-03-26 | 东台市高科技术创业园有限公司 | Floating metal sheet welding machine |
| CN212834245U (en) * | 2020-06-05 | 2021-03-30 | 浙江湖州威达集团股份有限公司 | Open-end spinning cotton colored spun yarn strip combining device |
-
2021
- 2021-07-23 CN CN202110839184.0A patent/CN113604916A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001032054A1 (en) * | 1999-11-04 | 2001-05-10 | Braathen Thor F | Height controllable support column |
| CN210458764U (en) * | 2019-08-15 | 2020-05-05 | 浙江夏王纸业有限公司 | Drying device for producing pure black base paper |
| CN111120684A (en) * | 2019-12-30 | 2020-05-08 | 江苏湃森科技有限公司 | Expanding valve for fire control |
| CN212834245U (en) * | 2020-06-05 | 2021-03-30 | 浙江湖州威达集团股份有限公司 | Open-end spinning cotton colored spun yarn strip combining device |
| CN112548426A (en) * | 2020-12-21 | 2021-03-26 | 东台市高科技术创业园有限公司 | Floating metal sheet welding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481635A (en) * | 2021-07-23 | 2021-10-08 | 江苏华信亚麻纺织有限公司 | Heating adjustment type yarn drawing device and drawing process thereof |
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Application publication date: 20211105 |
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