CN110541232A - Electric scissors for water jet loom - Google Patents
Electric scissors for water jet loom Download PDFInfo
- Publication number
- CN110541232A CN110541232A CN201910941834.5A CN201910941834A CN110541232A CN 110541232 A CN110541232 A CN 110541232A CN 201910941834 A CN201910941834 A CN 201910941834A CN 110541232 A CN110541232 A CN 110541232A
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- CN
- China
- Prior art keywords
- shaft
- scissors
- mounting frame
- water jet
- fixed
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 7
- 238000012856 packing Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
The invention discloses electric scissors for a water jet loom, which comprise a mounting frame, a transmission mechanism, a driving device and scissors, wherein the transmission mechanism is arranged at the upper part of the mounting frame and comprises a scissors shaft, a scissors shaft oscillating bar and a transmission block, and the scissors shaft is transversely arranged on the mounting frame and is in running fit with the mounting frame. The scissors are positioned on one side of the transmission mechanism and comprise a movable blade and a fixed blade, the fixed blade is arranged on the mounting frame, and the movable blade is arranged at one end of the scissors shaft. The scissors shaft swing rod is detachably fixed at the other end of the scissors shaft, and the transmission block is arranged on the scissors shaft swing rod. The driving device is positioned at the lower part of the mounting frame, and the movable end of the driving device is connected with the transmission block. The invention has the advantages of ingenious structural design, independent control of the opening and closing of the scissors through the driving device and the transmission mechanism, simple structure, low manufacturing cost, convenient assembly and disassembly, high transmission precision, convenient adjustment, always certain attaching force between the movable blade and the fixed blade, long blade replacement period, high thread cutting efficiency and improved production efficiency.
Description
Technical Field
The invention relates to the technical field of water jet looms, in particular to an electric scissors for a water jet loom.
Background
In the weaving process of the water jet loom, a thread end at the tail end of weft yarn after beating up needs to be cut immediately, the cutting of the tail end of the weft yarn adopts scissors, the scissors comprise a fixed blade and a movable blade, the fixed blade is relatively and fixedly arranged on the side of a wall plate of a frame, and the movable blade is positioned on one side of the fixed blade and matched with the fixed blade to cut the weft yarn. The movable blade of the scissors of the water jet loom is connected with a driving mechanism of the water jet loom through a scissors transmission device, particularly, the driving mechanism of the water jet loom provides driving force for the movable blade, the scissors transmission device connected with the movable blade has a complex structure, high manufacturing cost and inconvenient disassembly and maintenance, and the swing angle range of the movable blade is difficult to adjust. In addition, after the device is used for a period of time, the movable blade and the fixed blade are too large in fit clearance due to abrasion, the thread cutting efficiency of weft thread ends is reduced, the frequency of blade replacement is high, the service life of the blades is short, the blades need to be stopped for replacement, and the production efficiency is affected. Therefore, further improvements are needed in the art.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide electric scissors for a water jet loom, which solve the problems of complex mechanical transmission mechanism, inconvenience in disassembly and assembly, high manufacturing cost, low thread cutting efficiency and frequent blade replacement of the existing scissors.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
The utility model provides an electric scissors that hydraulic loom used, includes mounting bracket, drive mechanism, drive arrangement and scissors, and drive mechanism establishes on the upper portion of mounting bracket, including scissors axle, scissors axle pendulum rod and transmission piece, and the scissors axle transversely establishes on the mounting bracket, and with mounting bracket normal running fit. The scissors are positioned on one side of the transmission mechanism and comprise a movable blade and a fixed blade, the fixed blade is arranged on the mounting frame, and the movable blade is arranged at one end of the scissors shaft. The scissors shaft swing rod is detachably fixed at the other end of the scissors shaft, and the transmission block is arranged on the scissors shaft swing rod. The driving device is positioned at the lower part of the mounting frame, and the movable end of the driving device is connected with the transmission block.
Preferably, the driving device comprises a motor and a rocker arm, the motor is fixed on the mounting frame, the end part of an output shaft of the motor is fixedly connected with one end of the rocker arm, and the other end of the rocker arm is movably connected with the transmission block through a pin shaft.
Preferably, the motor is a rotary electromagnet and is fixed on one side of the lower part of the mounting frame. An output shaft of the motor penetrates through the mounting frame to be fixedly connected with the rocker arm, and an annular sealing ring is arranged between the output shaft and the mounting frame.
Preferably, one end of the transmission block is in bolt connection with the scissor shaft swing rod, and the transmission block is provided with a long-strip slot hole. The main body part of the pin shaft is positioned on one side of the rocker arm, which is far away from the motor, one end of the pin shaft is detachably and fixedly connected with the rocker arm, and the other end of the pin shaft extends into the elongated slotted hole.
Preferably, a shaft sleeve is arranged outside the scissor shaft and fixed in a shaft sleeve mounting hole of the mounting frame. And a bushing is arranged between the shaft sleeve and the scissor shaft, the bushing is fixedly connected with the scissor shaft, and the bushing is in running fit with the shaft sleeve.
Preferably, the outside cover of scissors axle is equipped with the solid fixed ring of scissors axle, the solid fixed ring of scissors axle is located the axle sleeve and keeps away from the one side of scissors, the solid fixed ring of scissors axle one side and axle sleeve normal running fit.
Preferably, the mounting frame is provided with a fixed blade seat, the fixed blade seat and the mounting frame are of an integral structure, and the fixed blade is fixedly connected with the fixed blade seat through bolts. One end of the scissor shaft extends to the outer side of the mounting frame and is fixed with a movable blade seat, and the movable blade is fixedly connected with the movable blade seat through bolts.
Preferably, the bushing and the sleeve are both made of a wear resistant material.
Preferably, the axis of the scissors shaft is parallel to the axis of the output shaft of the motor, and the axis of the scissors shaft is parallel to the axis of the pin shaft.
Preferably, the mounting bracket is integrally cast from metal.
By adopting the technical scheme, the invention has the beneficial technical effects that: the invention has the advantages of ingenious structural design, independent control of the opening and closing of the scissors through the driving device and the transmission mechanism, simple structure, low manufacturing cost, convenient assembly and disassembly, high transmission precision, convenient adjustment, always certain attaching force between the movable blade and the fixed blade, long blade replacement period, high thread cutting efficiency and high production efficiency of the water jet loom.
Drawings
Fig. 1 is a schematic view of the structure of an electric scissors for a water jet loom according to the present invention.
Fig. 2 is a front view schematically showing the structure of an electric scissors for a water jet loom according to the present invention.
Fig. 3 is a right side view schematically showing the structure of an electric scissors for a water jet loom according to the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
Referring to fig. 1 to 3, the electric scissors for the water jet loom comprise a mounting frame 1, a transmission mechanism 2, a driving device 3 and scissors, wherein the mounting frame 1 is integrally cast and formed by copper or stainless steel, and the mounting frame is preferably cast and formed by stainless steel in the embodiment. Drive mechanism 2 establishes on the upper portion of mounting bracket 1, including scissors axle 21, scissors axle pendulum rod 22 and transmission block 23, scissors axle 21 transversely establishes on mounting bracket 1, and with mounting bracket 1 normal running fit, the left and right sides of mounting bracket 1 is stretched out respectively at the both ends of scissors axle 21. One end of the scissors shaft swing link 22 is sleeved and detachably fixed at the other end of the scissors shaft 21 by a fastening bolt, the transmission block 23 is fixed at the other end of the scissors shaft swing link 22 by a connecting bolt, and the scissors shaft swing link 22 can swing around the axis of the scissors shaft 21. One end of the transmission block 23 is connected with the scissor shaft swing rod 22 through a bolt, and the transmission block 23 is provided with a long-strip slot 231.
The scissors are located the left side of drive mechanism 2, and it includes stationary knife blade 4 and moving blade 5, and the scissors sword has all been seted up to stationary knife blade 4 and moving blade 5 one side of mutually supporting, stationary knife blade 4 is fixed on mounting bracket 1, and for mounting bracket 1 holding position unchangeable. The movable blade 5 is fixed at the left end of the scissor shaft 21, and the movable blade 5 swings along with the rotation of the scissor shaft 21 and is matched with the fixed blade 4 to realize the shearing action.
The driving device 3 is fixedly arranged at the lower part of the mounting frame 1, and the movable end of the driving device 3 is connected with the transmission block 23. The lower part of the mounting frame 1 of the driving device 3 comprises a motor 31 and a rocker 32, wherein the motor 31 is fixed at the lower part of the mounting frame 1 and is installed at the left side of the mounting frame 1 through a fixing bolt. An output shaft 311 of the motor 31 penetrates through the mounting frame 1 to be fixedly connected with the rocker arm 32, one end of the rocker arm 32 is sleeved on the output shaft 311 and is connected with the output shaft 311 in a key mode, and the rocker arm 32 swings around the axis of the output shaft 311 along with the rotation of the output shaft 311. Be equipped with ring packing 33 between output shaft 311 and mounting bracket 1, ring packing 33 fixed cover is established in the outside of output shaft 311, and the rotary seal cooperation between ring packing 33's outer wall and the output shaft pilot hole of mounting bracket 1, inside ring packing 33 can prevent effectively that hydraulic loom's water from getting into motor 31 through output shaft 311, played the effect of protection motor 31.
The motor 31 adopts the existing rotary electromagnet in the prior art, and preferably adopts a magnetic steel corner rotary electromagnet. The coil, the iron core and the magnet inside the motor 31 are matched to realize the reciprocating rotation of the output shaft 311 of the motor 31 within a certain angle range, the rotation direction of the output shaft 311 depends on the electrifying direction of the coil, and the rotation angle of the output shaft 311 is determined by a limiting mechanism inside the motor 31. The signal end of the motor 31 is electrically connected with a control system of the water jet loom, and the current direction of the coil is controlled according to the instruction of the control system, so that the control of the output shaft 311 of the motor 31 is realized. During operation, the output shaft 311 rotates reciprocally within an angular range of 15 °, and the driving rocker 32 swings around its axis within an angular range of 15 °.
The end part of the output shaft 311 of the motor 31 is detachably and fixedly connected with one end of the rocker 32, and the other end of the rocker 32 is movably connected with the transmission block 23 through a pin shaft 34. The main body part of the pin shaft 34 is positioned at the right side of the rocker arm 32, the transmission block 23 is also positioned at the right side of the rocker arm 32, the left end of the pin shaft 34 is detachably and fixedly connected with the rocker arm 32 through a locking bolt, and the pin shaft 34 moves along with the rocker arm 32. The right end of the pin 34 extends into the elongated slot 231. The axis of the scissors shaft 21 is parallel to the axis of the output shaft of the motor 31, and the axis of the scissors shaft 21 is parallel to the axis of the pin 34. Under the working state, the output shaft 311 of the motor 31 rotates, the rocker arm 32 drives the pin 34 to swing around the axis of the output shaft 311, and the pin 34 is located in the long slot 231 of the transmission block 23, so that the pin 34 drives the scissor shaft 21 to rotate around the axis of the scissor shaft in a reciprocating manner within a certain angle range through the transmission block 23.
The outside of scissors axle 21 is equipped with the axle sleeve 24 of being made by wear-resisting material, and the axle sleeve mounting hole has been seted up on the upper portion of mounting bracket 1, axle sleeve 24 is located the axle sleeve mounting hole of mounting bracket 1, and axle sleeve 24 passes through positioning bolt and realizes its fixed in the axle sleeve mounting hole. The outside of the scissors shaft 21 is fixedly sleeved with a bushing 25 made of wear-resistant material, the bushing 25 and the bushing 24 are preferably made of ceramic or hard alloy, the bushing 25 is positioned between the scissors shaft 21 and the bushing 24, the bushing 25 and the scissors shaft 21 are fixedly glued into a whole, and the bushing 25 and the bushing 24 are in running fit. The characteristics that the ceramic and the hard alloy have good wear resistance and the rotating speed of the scissor shaft 21 is not high are utilized, so that the bushing 25 and the shaft sleeve 24 have high matching precision.
the mounting frame 1 is provided with a fixed blade seat 41, the fixed blade seat 41 and the mounting frame 1 are of an integral structure, and the fixed blade 4 is fixedly connected with the fixed blade seat 41 through bolts, so that the fixed blade 4 is convenient to replace. The left end of the scissor shaft 21 extends to the outside of the left side of the mounting frame 1, the movable blade base 51 is fixed, the movable blade base 51 swings in a reciprocating mode under the action of the scissor shaft 21, the movable blade 5 is fixedly connected with the movable blade base 51 through bolts, the fixed blade 4 and the movable blade 5 are preferably made of ceramic or hard alloy materials, and the scissor type scissors have the advantages of being high in abrasion resistance and hardness. The movable blade 5 is positioned at the left side of the fixed blade 4, and the movable blade 5 swings around the axis of the scissor shaft 21 and is matched with the fixed blade 4 to cut off the thread end of the yarn.
The outside cover of scissors axle 21 is equipped with the solid fixed ring of scissors axle 6, and the solid fixed ring of scissors axle 6 passes through positioning bolt and scissors axle 21 is fixed together, rotates along with scissors axle 21, the solid fixed ring of scissors axle 6 is located the right side of axle sleeve 24, and the solid fixed ring of scissors axle 6's left end and axle sleeve 24 normal running fit. The scissors shaft fixing ring 6 is an existing elastic component in the prior art, the elastic movable end of the scissors shaft fixing ring is in running fit with the right end of the shaft sleeve 24 in running fit, the scissors shaft fixing ring 6 exerts right pulling force on the scissors shaft 21 along the axial direction of the scissors shaft, good adhesion force between the movable blade 5 and the fixed blade 4 is guaranteed all the time, and the thread cutting efficiency is high. The invention has the advantages of ingenious structural design, independent control of the opening and closing of the scissors through the driving device and the transmission mechanism, simple structure, low manufacturing cost, convenient assembly and disassembly, high transmission precision, convenient adjustment, always certain attaching force between the movable blade and the fixed blade, long blade replacement period, high thread cutting efficiency and high production efficiency of the water jet loom.
Parts which are not described in the invention can be realized by adopting or referring to the prior art.
Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. An electric scissors for a water jet loom is characterized by comprising a mounting frame, a transmission mechanism, a driving device and scissors, wherein the transmission mechanism is arranged at the upper part of the mounting frame and comprises a scissors shaft, a scissors shaft oscillating bar and a transmission block; the scissors are positioned at one side of the transmission mechanism and comprise a movable blade and a fixed blade, the fixed blade is arranged on the mounting frame, and the movable blade is arranged at one end of the scissors shaft; the scissors shaft swing rod is detachably fixed at the other end of the scissors shaft, and the transmission block is arranged on the scissors shaft swing rod; the driving device is positioned at the lower part of the mounting frame, and the movable end of the driving device is connected with the transmission block.
2. The electric shears for water-jet looms according to claim 1, wherein the driving device comprises a motor and a rocker arm, the motor is fixed on the mounting frame, the end of an output shaft of the motor is fixedly connected with one end of the rocker arm, and the other end of the rocker arm is movably connected with the transmission block through a pin shaft.
3. The electric shears for water jet loom of claim 2, wherein the motor is a rotary electromagnet and is fixed to one side of the lower portion of the mounting frame; an output shaft of the motor penetrates through the mounting frame to be fixedly connected with the rocker arm, and an annular sealing ring is arranged between the output shaft and the mounting frame.
4. The electric shears for the water jet loom of claim 2, wherein one end of the transmission block is in bolted connection with the oscillating bar of the shear shaft, and the transmission block is provided with a long slotted hole; the main body part of the pin shaft is positioned on one side of the rocker arm, which is far away from the motor, one end of the pin shaft is detachably and fixedly connected with the rocker arm, and the other end of the pin shaft extends into the elongated slotted hole.
5. The electric shears for the water jet loom of claim 1, wherein a shaft sleeve is arranged outside the shear shaft, and the shaft sleeve is fixed in a shaft sleeve mounting hole of the mounting frame; and a bushing is arranged between the shaft sleeve and the scissor shaft, the bushing is fixedly connected with the scissor shaft, and the bushing is in running fit with the shaft sleeve.
6. The electric shears for the water jet loom of claim 5, wherein the scissor shaft fixing ring is sleeved outside the scissor shaft, the scissor shaft fixing ring is positioned on one side of the shaft sleeve far away from the shears, and one side of the scissor shaft fixing ring is rotatably matched with the shaft sleeve.
7. The electric shears for water jet looms according to claim 1, wherein the mounting frame is provided with a fixed blade seat, the fixed blade seat and the mounting frame are of an integral structure, and the fixed blade is fixedly connected with the fixed blade seat through a bolt; one end of the scissor shaft extends to the outer side of the mounting frame and is fixed with a movable blade seat, and the movable blade is fixedly connected with the movable blade seat through bolts.
8. The pair of electric shears for a water jet loom of claim 1, wherein the bushing and the sleeve are made of a wear resistant material.
9. the electric shears for water jet loom of claim 2, wherein the axis of the shear shaft is parallel to the axis of the output shaft of the motor, and the axis of the shear shaft is parallel to the axis of the pin.
10. The pair of electric shears for water jet looms of claim 1, wherein said mounting bracket is integrally cast from metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910941834.5A CN110541232A (en) | 2019-09-30 | 2019-09-30 | Electric scissors for water jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910941834.5A CN110541232A (en) | 2019-09-30 | 2019-09-30 | Electric scissors for water jet loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110541232A true CN110541232A (en) | 2019-12-06 |
Family
ID=68715156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910941834.5A Pending CN110541232A (en) | 2019-09-30 | 2019-09-30 | Electric scissors for water jet loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110541232A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000199152A (en) * | 1998-12-28 | 2000-07-18 | Tsudakoma Corp | Fluid jetting type loom |
| JP2001200451A (en) * | 2000-01-20 | 2001-07-27 | Tsudakoma Corp | Weft end-treating device in shuttleless loom |
| 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 |
| CN103993409A (en) * | 2014-05-13 | 2014-08-20 | 绍兴纺织机械集团有限公司 | High-speed rapier loom |
| CN209066091U (en) * | 2018-09-29 | 2019-07-05 | 浙江宁巍机械科技有限公司 | A kind of water-jet loom left hand scissors assembly |
| CN211227553U (en) * | 2019-09-30 | 2020-08-11 | 上海纺频信息科技有限公司 | Electric scissors for water jet loom |
-
2019
- 2019-09-30 CN CN201910941834.5A patent/CN110541232A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000199152A (en) * | 1998-12-28 | 2000-07-18 | Tsudakoma Corp | Fluid jetting type loom |
| JP2001200451A (en) * | 2000-01-20 | 2001-07-27 | Tsudakoma Corp | Weft end-treating device in shuttleless loom |
| 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 |
| CN103993409A (en) * | 2014-05-13 | 2014-08-20 | 绍兴纺织机械集团有限公司 | High-speed rapier loom |
| CN209066091U (en) * | 2018-09-29 | 2019-07-05 | 浙江宁巍机械科技有限公司 | A kind of water-jet loom left hand scissors assembly |
| CN211227553U (en) * | 2019-09-30 | 2020-08-11 | 上海纺频信息科技有限公司 | Electric scissors for water jet loom |
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