CN105463668A - Weft shearing device - Google Patents
Weft shearing device Download PDFInfo
- Publication number
- CN105463668A CN105463668A CN201610001595.1A CN201610001595A CN105463668A CN 105463668 A CN105463668 A CN 105463668A CN 201610001595 A CN201610001595 A CN 201610001595A CN 105463668 A CN105463668 A CN 105463668A
- Authority
- CN
- China
- Prior art keywords
- fixed
- sprocket wheel
- swing arm
- transmission device
- transmission shaft
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
- D03D47/36—Measuring and cutting the weft
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D49/00—Details or constructional features not specially adapted for looms of a particular type
- D03D49/70—Devices for cutting weft threads
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
The invention discloses a weft shearing device which comprises a rack, a rapier, a scissor box and a fixed support. A transmission shaft is arranged on the fixed support, a connecting disc is arranged at one end of the transmission shaft, and a transmission device is arranged at the other end of the transmission shaft. The other side of the connecting disc is connected with the scissor box. The transmission device is fixedly mounted on the outer side of the rack. A first driving device is arranged at the position, corresponding to the transmission device, of the inner side of the rack and is a swing arm connecting rod mechanism, and the bottom of the transmission device and one end of the first driving device are connected to the two ends of a fixed shaft mounted at the bottom of the rack respectively. The weft shearing device is ingenious in concept, scientific and reasonable, the chain wheel and chain transmission device and the transmission shaft do alternate rotating motion clockwise and anticlockwise, the situation that injuries are caused by winding and hauling in to the human body is effectively avoided, and the safety of equipment operation is improved. The swing arm connecting rod mechanism is simple in structure, convenient to mount, good in stability and small in assembly abrasion, so that the service life of the scissor box and other overall assemblies is prolonged.
Description
Technical field
The present invention relates to technical field of textile machine, particularly relate to a kind of be applicable to Rapier looms cut Weft handling device.
Background technology
Rapier loom is the main flow machine in loom, and it is with high speed, and stable, varietal adaptation is good, is advantage, is to weave the garment material of various class and the first-selected machine of other various grey cloths.In shuttleless loom, the wefting of Rapier looms is suggested the earliest, is originally single arrow shaft, has invented the Rapier looms of two rapier weft insertings afterwards.The first ITMA (ITMA) of nineteen fifty-one has put on display Rapier looms model machine, and in this exhibition, shuttleless loom is chosen as new technology.Rapier loom makes it once lead over other loom with its good varietal adaptation and relatively low price, be widely used in the industries such as look is knitted, towel quilt, silk weaving, woolens, hemp, be the most general knit in system, the type of small lot fancy cloth, now developed into of many uses, a fairly large number of a kind of shuttleless loom.
As shown in Figure 1 and Figure 2, Rapier looms common at present cut Weft handling device, comprise frame 1, arrow shaft 2, frame 1 is provided with Scissors box 3 and fixed support 6, fixed support 6 is provided with power transmission shaft 5, one end of power transmission shaft 5 is provided with clutch disk 4, the opposite side of clutch disk 4 is connected with Scissors box 3, the other end is provided with transmission device 7, is provided with the drive unit 8 be connected with drive motors between transmission device 7 with frame 1, and drive unit 8 comprises head sprocket 8-1, auxiliary chain wheel 8-2 and chain; During work, drive motors rotarily drives head sprocket 8-1 and rotates, rotated by chain-driving auxiliary chain wheel 8-2, because the bottom of auxiliary chain wheel 8-2 and transmission device 7 is fixed on same power transmission shaft, then drive power transmission shaft 5 to do continuous rotation motion by transmission device 7, then drive the scissors on Scissors box 3 to close, open motion by clutch disk 4.When this cuts Weft handling device work, sprocket wheel chain gearing drives power transmission shaft 5 to do continuous rotation motion, the hair of operator or clothes cuff, the foreign material such as clothing angle are easily rolled in transmission device or are wrapped on power transmission shaft, and sprocket wheel chain drive wear rate is higher, chain easily loosens, and the normal time in the same direction High Rotation Speed for the precision of Scissors box and aging effects very big, how to develop a Novel scissors Weft handling device, to ensure the security of operating personnel, improve the stability of drive unit, the wearing and tearing reduced for assemblies such as Scissors boxs become those skilled in the art's technical problem urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide one and cut Weft handling device, what solve that prior art sprocket wheel chain drive continuous rotation drives scissors to cut off the parallel of Rapier looms cuts Weft handling device, and production security is poor, sprocket wheel chain drive wear rate is high, poor stability, have a strong impact on the problem of assembly life-span.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
One of the present invention cuts Weft handling device, comprise frame, arrow shaft, described frame is provided with Scissors box and fixed support, described fixed support is provided with power transmission shaft, one end of described power transmission shaft is provided with clutch disk, the other end is provided with transmission device, and the opposite side of described clutch disk is connected with described Scissors box; Described transmission device is fixedly mounted on the outside of described frame, the inner side of the frame that described transmission device is corresponding is provided with the first drive unit, described first drive unit is swing arm linkage, and one end of the bottom of described transmission device and described first drive unit is connected to the two ends of the fixed axis installed bottom described frame;
Described transmission device is sprocket wheel chain gearing, comprise the first sprocket wheel and the second sprocket wheel, described first sprocket wheel is connected by chain with the second sprocket wheel, and the first sprocket wheel being positioned at top is arranged on described power transmission shaft, and described second sprocket wheel being positioned at below is arranged on described fixed axis; And the diameter of described first sprocket wheel is 1/2nd of the diameter of described second sprocket wheel.
Further, described swing arm linkage comprises fixed head, swing arm and fixed arm, and described fixed head is arranged in described frame, and the top of fixed head is provided with through hole, is provided with a bearing in described through hole, and described bearing holder (housing, cover) is connected on described fixed axis; Described fixed arm is arranged on described arrow shaft, and described fixed arm is provided with connector away from one end of described arrow shaft, and one end of described swing arm is fixedly connected on described fixed axis, and the other end is flexibly connected with described fixed arm by described connector.
Further, described swing arm is provided with mounting hole, and described mounting hole is stepped, one end of described connector is mounted by means of bolts on described fixed arm, and the other end is inserted in the mounting hole in described swing arm.
Further, described fixed head, swing arm and fixed arm adopt metal material to make, and described metal material is the iron plate that corrosion resistant plate or surface are provided with protective layer.
Further, described fixed arm is " L " type overall structure or Split type structure, described Split type structure comprises the first fixed arm body be fixedly connected with described arrow shaft and the second fixed arm body be flexibly connected with described swing arm, and described first fixed arm body and the second fixed arm body are connected by screw or are welded to connect.
Further, the forward and backward mobile forward and backward motion of fixed arm level driven above it of described arrow shaft level, described fixed arm promotes described swing arm with the axle center of described fixed axis for the center of circle is done clockwise or counter-clockwise rotary motion by connector, then described fixed axis is driven to do clockwise or counter-clockwise rotary motion with its axle center, fixed axis rotarily drives described transmission device and rotates, described transmission device rotates and drives power transmission shaft reciprocating rotary, and described power transmission shaft drives the scissors on described Scissors box to close, open motion by the described clutch disk of eccentric structure.
Further, the top of described transmission device and power transmission shaft is provided with protective cover.
Compared with prior art, Advantageous Effects of the present invention:
Of the present inventionly cut Weft handling device, comprise frame, arrow shaft, Scissors box and fixed support, fixed support is provided with power transmission shaft, one end of power transmission shaft is connected with Scissors box by clutch disk, the other end is connected with the first drive unit arranged below frame by transmission device, and the first drive unit is the swing arm linkage that fixed head, swing arm and fixed arm form.During work, seesawing of arrow shaft drives swing arm to rotate with the axle center of fixed axis by fixed head on the first drive unit, because swing arm is fixedly connected on fixed axis, so drive fixed axis to rotate, the transmission device connected by the fixed axis other end again drives power transmission shaft to do clockwise, counterclockwise alternating motion, thus the scissors on drive Scissors box realizes the action that closes, open, what complete Rapier looms cuts latitude operation.Compared with the operation of prior art power transmission shaft continuous rotation, the present invention is skillfully constructed, scientific and reasonable, sprocket wheel chain gearing and power transmission shaft are done clockwise, counterclockwise alternating motion, when there being the cuff of hair, clothes, clothing angle is when being involved in, can extract out easily when the formula of reverse rotation, effectively avoid winding to twist and damage into the person, greatly improve the security of equipment operating; And the first drive unit of swing arm linkage, structure is simple, and easy for installation, its good stability, component wear is little, and overall structure is more stable, and the service life of the black boxs such as Scissors box is extended.
Accompanying drawing explanation
Illustrate that the invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is that prior art cuts Weft handling device structural representation;
Fig. 2 is that prior art cuts Weft handling device transmission mechanism schematic diagram;
Fig. 3 is that the present invention cuts Weft handling device structure schematic front view;
Fig. 4 is that the present invention cuts the Weft handling device structure right side and looks schematic diagram (partial perspective);
Fig. 5 is that the present invention cuts Weft handling device transmission mechanism schematic diagram;
Fig. 6 is another example structure schematic diagram of connector of the present invention;
Description of reference numerals: 1, frame; 2, arrow shaft; 3, Scissors box; 4, clutch disk; 5, power transmission shaft; 6, fixed support; 7, transmission device; 7-1, the first sprocket wheel; 7-2, the second sprocket wheel; 8, drive unit; 8-1, head sprocket; 8-2, auxiliary chain wheel; 9, fixed axis; 10, the first drive unit; 10-1, fixed head; 10-2, swing arm; 10-3, fixed arm; 10-31, the first fixed arm body; 10-32, the second fixed arm body; 10-4, connector.
Detailed description of the invention
As illustrated in figures 3-6, one cuts Weft handling device, comprise frame 1, arrow shaft 2, described frame 1 is provided with Scissors box 3 and fixed support 6, described fixed support 6 is provided with power transmission shaft 5, one end of described power transmission shaft 5 is provided with clutch disk 4, and the other end is provided with transmission device 7, and the opposite side of described clutch disk 4 is connected with described Scissors box 3; Described transmission device 7 is fixedly mounted on the outside of described frame 1, the inner side of the frame 1 of described transmission device 7 correspondence is provided with the first drive unit 10, described first drive unit 10 is swing arm linkage, and one end of the bottom of described transmission device 7 and described first drive unit 10 is connected to the two ends of the fixed axis 9 installed bottom described frame 1;
Specifically, as shown in Figure 4, Figure 5, described transmission device 7 is sprocket wheel chain gearing, comprise the first sprocket wheel 7-1 and the second sprocket wheel 7-2, described first sprocket wheel 7-1 is connected by chain with the second sprocket wheel 7-2, and the first sprocket wheel 7-1 being positioned at top is arranged on described power transmission shaft 5, the described second sprocket wheel 7-2 being positioned at below is arranged on described fixed axis 9; And the diameter of described first sprocket wheel 7-1 is 1/2nd of the diameter of described second sprocket wheel 7-1, during to realize the second sprocket wheel half revolution, all numbers that first sprocket wheel rotates are the twice of the second sprocket wheel, thus ensure that the power transmission shaft being arranged on the first centre of sprocket rotates enough all numbers.According to the motion of Scissors box 3, power transmission shaft rotates a circle 360 ° and drives the scissors on Scissors box 3 to complete once closed, opening action, namely, when power transmission shaft is fixed journey system reciprocating rotary with half cycle 180 °, the scissors on Scissors box 3 is driven to complete once complete closed, opening action by the clutch disk 4 of eccentric wheel structure.
Described swing arm linkage comprises fixed head 10-1, swing arm 10-2 and fixed arm 10-3, described fixed head 10-1 is arranged in described frame 1, the top of fixed head 10-1 is provided with through hole, is provided with a bearing in described through hole, and described bearing holder (housing, cover) is connected on described fixed axis 9; Described fixed arm 10-3 is arranged on described arrow shaft 2, described fixed arm 10-3 is provided with connector 10-4 away from one end of described arrow shaft 2, one end of described swing arm 10-2 is fixedly connected on described fixed axis 9, and the other end is flexibly connected with described fixed arm 10-3 by described connector 10-4.
Described swing arm 10-2 is provided with mounting hole, and described mounting hole is stepped, one end of described connector 10-4 is mounted by means of bolts on described fixed arm 10-3, the other end is inserted in the mounting hole on described swing arm 10-2, specifically, the length of described mounting hole is not less than the shift motion of described connector 10-4.
Described fixed head 10-1, swing arm 10-2 and fixed arm 10-3 adopt metal material to make, and described metal material is the iron plate that corrosion resistant plate or surface are provided with protective layer.
As shown in Fig. 4, Fig. 6, described fixed arm 10-3 is " L " type overall structure or Split type structure, described Split type structure comprises the first fixed arm body 10-31 be fixedly connected with described arrow shaft 2 and the second fixed arm body 10-32 be flexibly connected with described swing arm 10-2, and described first fixed arm body 10-31 and the second fixed arm body 10-32 is connected by screw or is welded to connect.
The top of described transmission device 7 and power transmission shaft 5 is provided with protective cover, prevents the cuff of hair, clothes, corner etc. from entering in sprocket wheel chain gearing 7 or being wound on power transmission shaft 5.
Operation principle of the present invention is as follows:
Before described arrow shaft 2 level, before the rear mobile fixed arm 10-3 level driven above it, rear motion, described fixed arm 10-3 promotes described swing arm 10-2 with the axle center of described fixed axis 9 for the center of circle is done clockwise or counter-clockwise rotary motion by connector 10-4, then described fixed axis 9 is driven to do around its axle center clockwise or counter-clockwise rotary motion, fixed axis 9 rotarily drives described transmission device 7 and rotates, described transmission device 7 rotates and drives power transmission shaft 5 reciprocating rotary, described power transmission shaft 5 drives the scissors on described Scissors box 3 to close by the described clutch disk 4 of eccentric structure, open motion.Specifically, seesawing of arrow shaft changes the circumference rotary motion of fixed axis 9 into by the first drive unit 10, and the anglec of rotation of fixed axis 9 is not less than 90 °, power transmission shaft 5 is driven to do clockwise by transmission device 7, counterclockwise crankmotion, diameter because of described first sprocket wheel 7-1 is 1/2nd of the diameter of described second sprocket wheel 7-1, the all numbers driving power transmission shaft 5 to rotate are the twices of fixed axis, namely power transmission shaft 5 anglec of rotation is not less than 180 °, it is closed that power transmission shaft 5 with half cycle is that stroke reciprocating rotary drives the scissors on Scissors box 3 to complete by the clutch disk 4 of eccentric structure, the action of opening, what realize Rapier looms cuts latitude operation.Compared with prior art, sprocket wheel chain gearing 7 and power transmission shaft 5 are done clockwise, counterclockwise crankmotion, when there being the cuff of hair, clothes, clothing angle is when being involved in, can extract out easily when the formula of reverse rotation, effectively avoid winding to twist to damage into the person, greatly improve the security of equipment operating.
Above-described embodiment is only be described preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (7)
1. cut Weft handling device for one kind, comprise frame (1), arrow shaft (2), described frame (1) is provided with Scissors box (3) and fixed support (6), it is characterized in that: described fixed support (6) is provided with power transmission shaft (5), one end of described power transmission shaft (5) is provided with clutch disk (4), the other end is provided with transmission device (7), and the opposite side of described clutch disk (4) is connected with described Scissors box (3); Described transmission device (7) is fixedly mounted on the outside of described frame (1), the inner side of the frame (1) that described transmission device (7) is corresponding is provided with the first drive unit (10), described first drive unit (10) is swing arm linkage, and one end of the bottom of described transmission device (7) and described first drive unit (10) is connected to the two ends of the fixed axis (9) that described frame (1) bottom is installed;
Described transmission device (7) is sprocket wheel chain gearing, comprise the first sprocket wheel (7-1) and the second sprocket wheel (7-2), described first sprocket wheel (7-1) is connected by chain with the second sprocket wheel (7-2), and the first sprocket wheel (7-1) being positioned at top is arranged on described power transmission shaft (5), described second sprocket wheel (7-2) being positioned at below is arranged on described fixed axis (9); And the diameter of described first sprocket wheel (7-1) is 1/2nd of the diameter of described second sprocket wheel (7-1).
2. according to claim 1ly cut Weft handling device, it is characterized in that: described swing arm linkage comprises fixed head (10-1), swing arm (10-2) and fixed arm (10-3), described fixed head (10-1) is arranged in described frame (1), the top of fixed head (10-1) is provided with through hole, be provided with a bearing in described through hole, described bearing holder (housing, cover) is connected on described fixed axis (9); Described fixed arm (10-3) is arranged on described arrow shaft (2), described fixed arm (10-3) is provided with connector (10-4) away from one end of described arrow shaft (2), one end of described swing arm (10-2) is fixedly connected on described fixed axis (9), and the other end is flexibly connected with described fixed arm (10-3) by described connector (10-4).
3. according to claim 2ly cut Weft handling device, it is characterized in that: described swing arm (10-2) is provided with mounting hole, and described mounting hole is stepped, one end of described connector (10-4) is mounted by means of bolts on described fixed arm (10-3), and the other end is inserted in the mounting hole in described swing arm (10-2).
4. according to claim 3ly cut Weft handling device, it is characterized in that: described fixed head (10-1), swing arm (10-2) and fixed arm (10-3) adopt metal material to make, and described metal material is the iron plate that corrosion resistant plate or surface are provided with protective layer.
5. according to claim 4ly cut Weft handling device, it is characterized in that: described fixed arm (10-3) is " L " type overall structure or Split type structure, described Split type structure comprises the first fixed arm body (10-31) be fixedly connected with described arrow shaft (2) and the second fixed arm body (10-32) be flexibly connected with described swing arm (10-2), and described first fixed arm body (10-31) and the second fixed arm body (10-32) are connected by screw or are welded to connect.
6. according to claim 2ly cut Weft handling device, it is characterized in that: before described arrow shaft (2) level, before rear mobile fixed arm (10-3) level driven above it, rear motion, it is that the center of circle is done clockwise or counter-clockwise rotary motion that described fixed arm (10-3) promotes described swing arm (10-2) with the axle center of described fixed axis (9) by connector (10-4), then described fixed axis (9) is driven to do clockwise or counter-clockwise rotary motion with its axle center, fixed axis (9) rotarily drives described transmission device (7) and rotates, described transmission device (7) rotates and drives power transmission shaft (5) reciprocating rotary, described power transmission shaft (5) drives the scissors on described Scissors box (3) to close by the described clutch disk (4) of eccentric structure, open motion.
7. according to claim 1ly cut Weft handling device, it is characterized in that: the top of described transmission device (7) and power transmission shaft (5) is provided with protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001595.1A CN105463668A (en) | 2016-01-05 | 2016-01-05 | Weft shearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001595.1A CN105463668A (en) | 2016-01-05 | 2016-01-05 | Weft shearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105463668A true CN105463668A (en) | 2016-04-06 |
Family
ID=55601805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610001595.1A Pending CN105463668A (en) | 2016-01-05 | 2016-01-05 | Weft shearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105463668A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897236A (en) * | 2021-01-07 | 2021-06-04 | 山东鲁普耐特机械有限公司 | Automatic rope arranging and bundling machine and bundling method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0007543A1 (en) * | 1978-07-28 | 1980-02-06 | "P.V.B.A. Van De Wiele International" | Loom with weft cutting device and such a device for use therein |
| JPS6253444A (en) * | 1985-08-27 | 1987-03-09 | 株式会社豊田自動織機製作所 | Weft yarn treatment apparatus in jet loom |
| JPS63275752A (en) * | 1987-05-07 | 1988-11-14 | 高橋精密工業株式会社 | Weft yarn cutter of loom |
| JPH1077549A (en) * | 1996-08-30 | 1998-03-24 | Toyota Autom Loom Works Ltd | Weft cutting apparatus of loom |
| CN1200778A (en) * | 1995-10-10 | 1998-12-02 | 特克斯蒂尔马有限公司 | Mechanical loom with pneumatic weft threat insertion |
| CN201136939Y (en) * | 2007-12-12 | 2008-10-22 | 袁纪才 | Weft cutter binder |
| CN202809134U (en) * | 2012-09-26 | 2013-03-20 | 赛特环球机械（青岛）有限公司 | Rotary electromagnetic type filing yarn scissors device |
| CN204550939U (en) * | 2015-03-31 | 2015-08-12 | 青岛华尊机械有限公司 | A kind of loom double-four link mechanism |
-
2016
- 2016-01-05 CN CN201610001595.1A patent/CN105463668A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0007543A1 (en) * | 1978-07-28 | 1980-02-06 | "P.V.B.A. Van De Wiele International" | Loom with weft cutting device and such a device for use therein |
| JPS6253444A (en) * | 1985-08-27 | 1987-03-09 | 株式会社豊田自動織機製作所 | Weft yarn treatment apparatus in jet loom |
| JPS63275752A (en) * | 1987-05-07 | 1988-11-14 | 高橋精密工業株式会社 | Weft yarn cutter of loom |
| CN1200778A (en) * | 1995-10-10 | 1998-12-02 | 特克斯蒂尔马有限公司 | Mechanical loom with pneumatic weft threat insertion |
| JPH1077549A (en) * | 1996-08-30 | 1998-03-24 | Toyota Autom Loom Works Ltd | Weft cutting apparatus of loom |
| CN201136939Y (en) * | 2007-12-12 | 2008-10-22 | 袁纪才 | Weft cutter binder |
| CN202809134U (en) * | 2012-09-26 | 2013-03-20 | 赛特环球机械（青岛）有限公司 | Rotary electromagnetic type filing yarn scissors device |
| CN204550939U (en) * | 2015-03-31 | 2015-08-12 | 青岛华尊机械有限公司 | A kind of loom double-four link mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897236A (en) * | 2021-01-07 | 2021-06-04 | 山东鲁普耐特机械有限公司 | Automatic rope arranging and bundling machine and bundling method |
| CN112897236B (en) * | 2021-01-07 | 2023-04-14 | 山东鲁普耐特机械有限公司 | Automatic rope arranging and bundling machine and bundling method |
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Application publication date: 20160406 |