CN110670215B - Pneumatic yarn expanding device for reeding machine - Google Patents
Pneumatic yarn expanding device for reeding machine Download PDFInfo
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- CN110670215B CN110670215B CN201911202003.2A CN201911202003A CN110670215B CN 110670215 B CN110670215 B CN 110670215B CN 201911202003 A CN201911202003 A CN 201911202003A CN 110670215 B CN110670215 B CN 110670215B
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- yarn
- ring
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- steel wire
- block
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/14—Apparatus for threading warp stop-motion droppers, healds, or reeds
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/02—Auxiliary apparatus combined with or associated with looms for treating warp, e.g. cleaning, moistening
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Warping, Beaming, Or Leasing (AREA)
Abstract
The invention discloses a pneumatic yarn expanding device for a reeding machine, which comprises a frame, a warp beam, a supporting roller, a bottom plate and a yarn expanding rod, wherein a yarn clamping mechanism, a heald frame support and a yarn expanding support are arranged on the frame, a yarn separator beam is arranged on the heald frame support, a yarn separator guide rail is arranged on the yarn separator beam, the yarn expanding rod is arranged on the yarn expanding support, the warp beam is rotatably arranged on the bottom plate, and the pneumatic yarn expanding device further comprises a buckling mechanism detachably arranged on the yarn expanding rod, a pneumatic pushing mechanism connected with the buckling mechanism, a deflation mechanism and a yarn expanding adjusting mechanism. According to the invention, the yarn expanding rod is clamped by the fixed semi-ring and the movable semi-ring, so that the air release valve core seals the air release channel to facilitate ventilation to the air inlet, the pneumatic pushing mechanism pushes the warp beam to rotate to expand yarns, the yarn expanding adjusting mechanism can properly release air, the tension amount is adjusted, the operation is convenient, the existing tension structure is simplified, the tension stress condition is improved, the warp deformation is reduced, the warp state is good, the tension is proper, and the normal operation of the yarn distributor is ensured.
Description
Technical Field
The invention relates to the technical field of textile equipment, in particular to a pneumatic yarn expanding device for a reeding machine.
Background
Reeding is a very important link in textile engineering, and its efficiency directly affects the progress of textile engineering. After the warp is hung, the warp state must be good, the density is uniform, the tension is proper, and the foundation for ensuring the normal operation of the yarn separator is provided. In the existing reeding machine, the yarn clamping device is used for clamping warp yarns, the tensioning mechanism is used for tensioning the warp yarns, the warp yarns on the warp beam are sequentially clamped by the yarn clamping mechanism after passing through the yarn tensioning rod and the guide rail of the yarn divider, but the existing tensioning mechanism is complex in structure, uneven in warp stress, large in warp deformation and inconvenient in yarn tensioning operation.
Therefore, there is a need for an improvement in the yarn tensioning device.
Disclosure of Invention
The invention aims to solve the problems and designs a pneumatic yarn expanding device for a reeding machine.
The pneumatic yarn expanding device for the reeding machine comprises a frame, a warp beam, a supporting roller, a bottom plate and a yarn expanding rod, wherein a yarn clamping mechanism, a heald frame support and a yarn expanding support are arranged on the frame, a yarn divider beam is arranged on the heald frame support, a yarn divider guide rail is arranged on the yarn divider beam, the yarn expanding rod is arranged on the yarn expanding support, the warp beam is rotatably arranged on the bottom plate, and the pneumatic yarn expanding device further comprises a buckling mechanism detachably arranged on the yarn expanding rod and a pneumatic pushing mechanism connected with the buckling mechanism, wherein the pneumatic pushing mechanism is used for pushing the warp beam to rotate so as to expand yarns.
Further, the buckling mechanism comprises a fixed semi-ring, a movable semi-ring, a hinge and a clamping mechanism, one end of the fixed semi-ring is hinged with one end of the movable semi-ring through the hinge, and the other end of the fixed semi-ring is clamped with the other end of the movable semi-ring through the clamping mechanism.
Further, the clamping mechanism comprises a first hinging seat, a lever, a first spring and a pawl, wherein the first hinging seat and the spring are arranged on the movable semi-ring, the middle of the lever is hinged with the first hinging seat, the pawl is fixed at one end of the lever and the other end of the lever, a clamping groove for clamping the pawl is formed in the fixed semi-ring, and when the pawl is clamped with the clamping groove, the fixed semi-ring is buckled with the movable semi-ring to form a circular ring for clamping the yarn expanding rod.
Further, the gear is installed to the warp beam tip, pneumatic pushing mechanism includes cylinder block, second spring, piston rod, check valve, connecting rod and mixes the tooth, second spring and piston are installed at the cylinder block inner chamber, piston and cylinder block sliding seal connection, piston rod one end and piston fixed connection, the piston rod other end stretches out the cylinder block and with fixed semi-ring fixed connection, the cover is equipped with the second spring on the piston rod, second spring both ends respectively with piston and cylinder block butt, the cylinder block is fixed with the connecting rod opposite to the one end that the piston rod stretches out the end, install the stirring tooth that is used for promoting the gear on the connecting rod, be equipped with air inlet and gas vent respectively on the cylinder block and be located the adjacent both sides of connecting rod, the check valve is installed to air inlet department.
Further, the air release mechanism comprises an air release handle, an air release valve core, a first guide block, a third spring, a second guide block, a first steel wire fixing block, a second steel wire fixing block and a steel wire rope, wherein the air release handle is fixedly arranged on a cylinder body, an air release channel and a valve core channel which are mutually communicated are arranged on the air release handle, the air release channel is communicated with an air outlet in a sealing manner, an air release valve core for controlling the air release of the air release channel is arranged in the valve core channel in a sliding manner, the first guide block is arranged on the fixed semi-ring, the first steel wire fixing block is arranged on the movable semi-ring, the second guide block is arranged on the cylinder body, the second steel wire fixing block is fixed at one end of the air release valve core facing the second guide block, the third spring is arranged at the other end of the air release valve core, the third spring applies force back to the second steel wire fixing block to the air release valve core, one end of the steel wire rope is fixed on the first steel wire fixing block, the other end of the steel wire rope is fixedly penetrated through the first guide block and the second guide block in sequence, and then is connected with the second guide block and the first guide block and the second guide rope are provided with the second guide block; when the fixed semi-ring is buckled with the movable semi-ring, the air release valve core seals the air release channel.
Further, the device further comprises a yarn expansion adjusting mechanism, the yarn expansion adjusting mechanism comprises a connecting plate, a second hinging seat, a baffle and a deflation pressing piece, the connecting plate is fixed at one end of the deflation handle, which is far away from the cylinder body, the connecting plate is hinged with the deflation pressing piece through the second hinging seat, the other end of the deflation pressing piece is matched with the deflation valve core, and the baffle used for limiting the rotation angle of the baffle is fixed on the connecting plate.
Further, four groups of bearing seats are fixed on the bottom plate, the supporting rollers are installed in bearings of each group of bearing seats, a beam is placed on each supporting roller, and a shaft disc of each beam is attached to the four supporting rollers.
Further, a protruding block is fixed at one end of the piston, which is opposite to the piston rod.
Furthermore, a limiting ring is sleeved on the piston rod, and a set screw is radially arranged on the limiting ring.
The invention has the beneficial effects that: the yarn expanding rod is clamped through the fixed semi-ring and the movable semi-ring, the air release valve core seals the air release channel, the pneumatic pushing mechanism pushes the warp beam to rotate to expand yarn after ventilation to the air inlet, the air release valve core is pushed through the air release pressing sheet, the air release opening can be opened, the tension amount is adjusted, the operation is convenient, the device simplifies the existing tension structure, improves the tension stress condition, reduces the deformation of warp yarns, ensures that the warp yarn is in good state, has proper tension, and ensures the normal operation of the yarn distributor.
Drawings
FIG. 1 is a schematic view of a pneumatic yarn tensioning device for a reeding machine according to the present invention;
FIG. 2 is a schematic illustration of a portion of a reeding pneumatic yarn tensioning device in accordance with the present invention;
FIG. 3 is a schematic illustration of a pneumatic yarn tensioning device for a reeding machine according to the present invention;
FIG. 4 is a schematic view of a pneumatic yarn tensioning device for a reeding machine according to the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1 at A;
FIG. 6 is a partial enlarged view at B in FIG. 1;
FIG. 7 is an enlarged view of a portion of FIG. 1 at C;
FIG. 8 is a side view of a reeding pneumatic yarn tensioning device according to the present invention;
in the figure, 1, a rack; 2. a heald frame support; 3. a yarn expanding bracket; 4. a warp beam; 5. a support roller; 6. a bottom plate; 7. a yarn expanding rod; 8. a beam of a yarn divider; 9. a yarn divider guide rail; 10. a stationary half ring; 11. a movable half ring; 12. a hinge; 13. a first hinge base; 14. a lever; 15. a first spring; 16. a pawl; 17. a clamping groove; 18. a gear; 19. a cylinder block; 20. a second spring; 21. a piston; 22. a piston rod; 23. a one-way valve; 24. a connecting rod; 25. tooth mixing; 26. an air inlet; 27. an exhaust port; 28. a deflation handle; 29. an air release valve core; 30. a first guide block; 31. a third spring; 32. a second guide block; 33. a first wire fixing block; 34. a second wire fixing block; 35. a wire rope; 36. a bleed passage; 37. a spool passage; 38. a connecting plate; 39. the second hinge seat; 40. a baffle; 41. air release tabletting; 42. a bearing seat; 43. a protruding block; 44. a limiting ring; 45. and (5) setting the screw.
Detailed Description
The invention is specifically described below with reference to the accompanying drawings, as shown in fig. 1-8, the pneumatic yarn expanding device for the reeding machine comprises a frame 1, a beam 4, a supporting roller 5, a bottom plate 6 and a yarn expanding rod 7, wherein a yarn clamping mechanism, a heald frame support 2 and a yarn expanding support 3 are arranged on the frame 1, a yarn divider beam 8 is arranged on the heald frame support 2, a yarn divider guide rail 9 is arranged on the yarn divider beam 8, the yarn expanding rod 7 is arranged on the yarn expanding support 3, the beam 4 is rotatably arranged on the bottom plate 6, and the pneumatic yarn expanding device further comprises a buckling mechanism detachably arranged on the yarn expanding rod 7 and a pneumatic pushing mechanism connected with the buckling mechanism, wherein the pneumatic pushing mechanism is used for pushing the beam 4 to rotate so as to expand yarns.
The buckling mechanism comprises a fixed semi-ring 10, a movable semi-ring 11, a hinge 12 and a clamping mechanism, one end of the fixed semi-ring 10 is hinged with one end of the movable semi-ring 11 through the hinge 12, and the other end of the fixed semi-ring 10 is clamped with the other end of the movable semi-ring 11 through the clamping mechanism.
The clamping mechanism comprises a first hinging seat 13, a lever 14, a first spring 15 and a pawl 16, wherein the first hinging seat 13 and the spring are arranged on the movable semi-ring 11, the middle part of the lever 14 is hinged with the first hinging seat 13, one end of the lever 14 is connected with the first spring 15, the other end of the lever is fixed with the pawl 16, a clamping groove 17 for clamping the pawl 16 is formed in the fixed semi-ring 10, and when the pawl 16 is clamped with the clamping groove 17, the fixed semi-ring 10 is buckled with the movable semi-ring 11 to form a circular ring for clamping the yarn expanding rod 7.
The gear 18 is installed to warp beam 4 tip, pneumatic pushing mechanism includes cylinder block 19, second spring 20, piston 21, piston rod 22, check valve 23, connecting rod 24 and mix tooth 25, second spring 20 and piston 21 are installed at the cylinder block 19 inner chamber, piston 21 and cylinder block 19 sliding seal connection, piston rod 22 one end and piston 21 fixed connection, the piston rod 22 other end stretches out cylinder block 19 and with fixed semi-ring 10 fixed connection, the cover is equipped with second spring 20 on the piston rod 22, second spring 20 both ends respectively with piston 21 and cylinder block 19 butt, the one end that cylinder block 19 stretches out the end dorsad piston rod 22 is fixed with connecting rod 24, install the mix tooth 25 that is used for promoting gear 18 on the connecting rod 24, be equipped with air inlet 26 and gas vent 27 respectively on the cylinder block 19 and be located connecting rod 24 adjacent both sides, the check valve 23 is installed to air inlet 26 department.
The air release mechanism comprises an air release handle 28, an air release valve core 29, a first guide block 30, a third spring 31, a second guide block 32, a first steel wire fixing block 33, a second steel wire fixing block 34 and a steel wire rope 35, wherein the air release handle 28 is fixedly arranged on a cylinder body 19, an air release channel 36 and a valve core channel 37 which are mutually communicated are arranged on the air release handle 28, the air release channel 36 is communicated with an air outlet 27 in a sealing manner, the air release valve core 29 used for controlling the air release of the air release channel 36 is arranged in the valve core channel 37 in a sliding manner, the first guide block 30 is arranged on the fixed half ring 10, the first steel wire fixing block 33 is arranged on the movable half ring 11, the second guide block 32 is arranged on the cylinder body 19, the second steel wire fixing block 34 is fixed at one end of the air release valve core 29 facing the second guide block 32, the third spring 31 is arranged at the other end of the air release valve core 29, the other end of the steel wire rope 35 is fixed on the first steel wire fixing block 33, the other end of the steel wire rope 35 penetrates through the first guide block 30 and the second guide block 32 in sequence, and the second guide block 34 is connected with the first guide block 32 through the second guide block 32, and the second guide block is allowed to pass through the second guide block 32; when the stationary half ring 10 is buckled with the movable half ring 11, the air release valve core 29 closes the air release channel 36 to close the air outlet 27, and when the stationary half ring 10 is separated from the movable half ring 11, the air release valve core 29 does not close the air release channel 36 to open the air outlet 27.
For being convenient for adjust the tight dynamics that rises, be provided with the yarn adjustment mechanism that rises, the yarn adjustment mechanism that rises includes connecting plate 38, second articulated seat 39, separation blade 40 and gassing preforming 41, connecting plate 38 is fixed in the one end that the gassing handle 28 kept away from cylinder block 19, and connecting plate 38 articulates through second articulated seat 39 has gassing preforming 41, and gassing preforming 41 other end cooperates with the case 29 of blowing, is fixed with on connecting plate 38 and is used for restricting separation blade 40 rotation angle's separation blade 40, separation blade 40 vertical fixation is on connecting plate 38.
Four groups of bearing seats 42 are fixed on the bottom plate 6, the supporting rollers 5 are arranged in the bearings of each group of bearing seats 42, the beam 4 is placed on the supporting rollers 5, two supporting shafts support one end of the beam 4, the other two supporting shafts support the other end of the beam 4, the four supporting shafts support the beam 4 together, and a shaft disc of the beam 4 is attached to the four supporting rollers 5.
The end of the piston 21 facing away from the piston rod 22 is fixed with a boss 43, and by providing the boss 43, a certain space is always provided between the intake port 26 and the piston 21, thereby facilitating ventilation to the cylinder block 19.
The piston rod 22 is sleeved with a limiting ring 44, and the limiting ring 44 is radially provided with a set screw 45. The movement of the cylinder block 19 to the position of the limiting ring 44 is limited by the limiting ring 44, so that the cylinder block 19 can be still fixed when the cylinder block 19 leaks air, and the warp is prevented from loosening.
FIG. 4 is a partial schematic view of a pneumatic yarn tensioning device of the present invention, including a snapping mechanism, a pneumatic pushing mechanism, a deflation mechanism, a yarn tensioning adjustment mechanism, a limit and set screw 45; FIG. 3 is a partial schematic view of the pneumatic yarn tensioning device of the present invention without the structure of FIG. four installed; the mechanism of fig. 4 is mounted in the mechanism of fig. 3, i.e., constitutes the mechanism shown in fig. 1.
The working principle of the embodiment is as follows: the warp yarn on the warp beam 4 passes through the yarn expanding rod 7 and the yarn distributor guide rail 9 in sequence and is clamped by the yarn clamping mechanism, when yarn is expanded, the clamping mechanism is firstly arranged at the yarn expanding rod 7, the movable half ring 11 is rotated, one end of the lever 14 connected with the first spring 15 is pressed down, the pawl 16 is lifted, so that the fixed half ring 10 is close to the movable half ring 11, the fixed half ring 10 and the movable half ring 11 are sleeved on the yarn expanding rod 7, after the fixed half ring 10 and the movable half ring 11 are closed, the lever 14 is pushed by the first spring 15 under the action of the elastic force of the first spring 15, the pawl 16 is downwards clamped into the clamping groove 17, and therefore the fixed half ring 10 is buckled with the movable half ring 11, and the yarn expanding rod 7 is clamped;
in the buckling process of the fixed half ring 10 and the movable half ring 11, the distance between the first steel wire fixing block 33 and the second steel wire fixing block 34 is increased, the first steel wire fixing block 33 pulls the steel wire rope 35 to enable the air release valve core 29 to move towards the second guide block 32, and when the fixed half ring 10 is buckled with the movable half ring 11, the air release valve core 29 seals the air release channel 36 so as to facilitate ventilation to the cylinder body 19;
then the cylinder body 19 is ventilated through the air inlet 26, the air pressure in the cylinder body 19 is increased, the piston 21 and the piston rod 22 are kept fixed because the piston rod 22 is fixed on the fixed semi-ring 10, the cylinder body 19 moves towards one side of the warp beam 4, the connecting rod 24 moves together with the cylinder body 19, the stirring teeth 25 stir the gear 18, so that the warp beam 4 slightly rotates anticlockwise, warp yarns are finely adjusted, and the warp yarns are tensioned and uniformly stressed;
if the tension is large, the air release pressing piece 41 can be properly stirred, the air release pressing piece 41 pushes the air release valve core 29, the third spring 31 compresses, the air release passage 36 is not closed after the air release valve core 29 moves, partial pressure air in the cylinder body 19 is discharged from the air outlet 27 and the air release passage 36, so that the air pressure in the cylinder body 19 is reduced, the connecting rod 24 is reset to a certain distance under the action of the elastic force of the second spring 20, and the stirring teeth 25 drive the gear ring and the warp beam 4 to slightly rotate clockwise, so that the tension is reduced; after the adjustment, the limiting ring 44 is stirred, so that the limiting ring 44 moves to the end part of the cylinder body 19, the set screw 45 is screwed, the set screw 45 presses the piston rod 22, and the limiting ring 44 is fixed on the piston rod 22, so that the cylinder body 19 can be still fixed when the cylinder body 19 leaks air, the cylinder body 19 is prevented from moving to the limiting ring 44, and the warp is prevented from loosening.
The above technical solution only represents the preferred technical solution of the present invention, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present invention, and the technical solution falls within the scope of the present invention.
Claims (3)
1. The utility model provides a reeding machine is with pneumatic yarn rising device, includes frame (1), warp beam (4), backing roll (5), bottom plate (6) and yarn rising stick (7), install yarn clamping mechanism, heald frame support (2) and yarn rising support (3) on frame (1), install on heald frame support (2) and divide yarn ware crossbeam (8), divide yarn ware crossbeam (8) to install branch yarn ware guide rail (9), yarn rising stick (7) are installed on yarn rising support (3), warp beam (4) rotatable set up on bottom plate (6), its characterized in that still includes the pneumatic pushing mechanism that detachably installs on yarn rising stick (7), is connected with buckling mechanism, pneumatic pushing mechanism is used for pushing warp beam (4) to rotate in order to rise yarn;
the buckling mechanism comprises a fixed semi-ring (10), a movable semi-ring (11), a hinge (12) and a clamping mechanism, wherein one end of the fixed semi-ring (10) is hinged with one end of the movable semi-ring (11) through the hinge (12), and the other end of the fixed semi-ring (10) is clamped with the other end of the movable semi-ring (11) through the clamping mechanism;
the pneumatic pushing mechanism comprises a cylinder body (19), a second spring (20), a piston (21), a piston rod (22), a one-way valve (23), a connecting rod (24) and mixing teeth (25), wherein the second spring (20) and the piston (21) are arranged in an inner cavity of the cylinder body (19), the piston (21) is in sliding sealing connection with the cylinder body (19), one end of the piston rod (22) is fixedly connected with the piston (21), the other end of the piston rod (22) extends out of the cylinder body (19) and is fixedly connected with a fixed semi-ring (10), the piston rod (22) is sleeved with the second spring (20), two ends of the second spring (20) are respectively in butt joint with the piston (21) and the cylinder body (19), one end of the cylinder body (19) opposite to the extending end of the piston rod (22) is fixedly provided with the connecting rod (24), the mixing teeth (25) for pushing the gear (18) are arranged on the connecting rod (24), an air inlet (26) and an air outlet (27) are respectively arranged on two adjacent sides of the connecting rod (24), and the one-way valve (23) is arranged at the position of the air inlet (23).
The clamping mechanism comprises a first hinging seat (13), a lever (14), a first spring (15) and a pawl (16), wherein the first hinging seat (13) and the spring are arranged on the movable half ring (11), the middle part of the lever (14) is hinged with the first hinging seat (13), one end of the lever (14) is connected with the first spring (15), the pawl (16) is fixed at the other end of the lever, a clamping groove (17) for clamping the pawl (16) is formed in the fixed half ring (10), and when the pawl (16) is clamped with the clamping groove (17), the fixed half ring (10) is buckled with the movable half ring (11) to form a circular ring for clamping the yarn-expanding rod (7);
still include gassing mechanism, gassing mechanism includes gassing handle (28), bleed valve core (29), first guide block (30), third spring (31), second guide block (32), first steel wire fixed block (33), second steel wire fixed block (34) and wire rope (35), gassing handle (28) fixed mounting is on cylinder block (19), be equipped with gassing passageway (36) and case passageway (37) of mutual intercommunication on gassing handle (28), gassing passageway (36) and gas vent (27) sealed intercommunication, sliding seal installs in case passageway (37) and is used for controlling bleed valve core (29) of gassing passageway (36), install first guide block (30) on stationary half ring (10), install first steel wire fixed block (33) on movable half ring (11), install second guide block (32) on cylinder block (19), one end of bleed valve core (29) orientation second steel wire fixed block (34), other end (29) are sealed with gas vent (27), sliding seal installs in case passageway (37) and are used for controlling bleed valve core (29) gassing, install first guide block (30) on movable half ring (11), install first steel wire fixed block (33) on wire rope (35) in proper order, one end (35) are passed through on steel wire fixed block (35) The second guide block (32) is connected with a second steel wire fixing block (34), and the first guide block (30) and the second guide block (32) are provided with channels for allowing steel wires (35) to pass through; when the fixed semi-ring (10) is buckled with the movable semi-ring (11), the air release valve core (29) seals the air release channel (36);
in the buckling process of the fixed half ring (10) and the movable half ring (11), the distance between the first steel wire fixing block (33) and the second steel wire fixing block (34) is increased, the first steel wire fixing block (33) can pull the steel wire rope 35 to enable the air release valve core (29) to move towards the second guide block (32), and when the fixed half ring (10) is buckled with the movable half ring (11), the air release valve core (29) closes the air release channel (36) so as to facilitate ventilation to the cylinder body (19);
the device comprises a cylinder body (19) and is characterized by further comprising a yarn expansion adjusting mechanism, wherein the yarn expansion adjusting mechanism comprises a connecting plate (38), a second hinging seat (39), a baffle plate (40) and a deflation pressing piece (41), the connecting plate (38) is fixed at one end of a deflation handle (28) far away from the cylinder body (19), the connecting plate (38) is hinged with the deflation pressing piece (41) through the second hinging seat (39), the other end of the deflation pressing piece (41) is matched with a deflation valve core (29), and the baffle plate (40) for limiting the rotation angle of the deflation pressing piece (41) is fixed on the connecting plate (38);
the piston rod (22) is sleeved with a limiting ring (44), and the limiting ring (44) is radially provided with a set screw (45).
2. A pneumatic yarn tensioning device for reeding machines as in claim 1, characterised in that four sets of bearing blocks (42) are fixed to the base plate (6), the support rollers (5) are mounted in bearings of each set of bearing blocks (42), the support rollers (5) are provided with warp beams (4), and the reels of the warp beams (4) are attached to the four support rollers (5).
3. A reeding machine pneumatic yarn tensioning device as in claim 1, characterised in that the end of the piston (21) facing away from the piston rod (22) is fixed with a projection (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911202003.2A CN110670215B (en) | 2019-11-30 | 2019-11-30 | Pneumatic yarn expanding device for reeding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911202003.2A CN110670215B (en) | 2019-11-30 | 2019-11-30 | Pneumatic yarn expanding device for reeding machine |
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| Publication Number | Publication Date |
|---|---|
| CN110670215A CN110670215A (en) | 2020-01-10 |
| CN110670215B true CN110670215B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911202003.2A Active CN110670215B (en) | 2019-11-30 | 2019-11-30 | Pneumatic yarn expanding device for reeding machine |
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| CN (1) | CN110670215B (en) |
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| JPH03841A (en) * | 1989-05-26 | 1991-01-07 | Tsudakoma Corp | Warp yarn tension regulator and conveyor equipped therewith |
| CN2263117Y (en) * | 1996-04-19 | 1997-09-24 | 海门市海天纺织机械技术贸易部 | Pneumatic constant tension device for sizing machine |
| CN102605521A (en) * | 2012-04-10 | 2012-07-25 | 浙江万利纺织机械有限公司 | Internal warp uniformizing system suitable for fiberglass yarn weaving |
| CN102916538A (en) * | 2012-10-26 | 2013-02-06 | 山东中际电工装备股份有限公司 | Wire tensioning device on pin-type winding machine of motor rotors |
| CN202829417U (en) * | 2012-09-13 | 2013-03-27 | 湖南辰州矿业股份有限公司 | Car puller spring piston type tensioner |
| CN103523578A (en) * | 2013-10-31 | 2014-01-22 | 恒天重工股份有限公司 | Pneumatic tension control device |
| CN211367911U (en) * | 2019-11-30 | 2020-08-28 | 大名县巨华机械科技有限公司 | Pneumatic yarn expansion device for reeding machine |
-
2019
- 2019-11-30 CN CN201911202003.2A patent/CN110670215B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03841A (en) * | 1989-05-26 | 1991-01-07 | Tsudakoma Corp | Warp yarn tension regulator and conveyor equipped therewith |
| CN2263117Y (en) * | 1996-04-19 | 1997-09-24 | 海门市海天纺织机械技术贸易部 | Pneumatic constant tension device for sizing machine |
| CN102605521A (en) * | 2012-04-10 | 2012-07-25 | 浙江万利纺织机械有限公司 | Internal warp uniformizing system suitable for fiberglass yarn weaving |
| CN202829417U (en) * | 2012-09-13 | 2013-03-27 | 湖南辰州矿业股份有限公司 | Car puller spring piston type tensioner |
| CN102916538A (en) * | 2012-10-26 | 2013-02-06 | 山东中际电工装备股份有限公司 | Wire tensioning device on pin-type winding machine of motor rotors |
| CN103523578A (en) * | 2013-10-31 | 2014-01-22 | 恒天重工股份有限公司 | Pneumatic tension control device |
| CN211367911U (en) * | 2019-11-30 | 2020-08-28 | 大名县巨华机械科技有限公司 | Pneumatic yarn expansion device for reeding machine |
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|---|---|
| CN110670215A (en) | 2020-01-10 |
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