CN220149754U - Transmission knife lifting mechanism for textile machine - Google Patents
Transmission knife lifting mechanism for textile machine Download PDFInfo
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- CN220149754U CN220149754U CN202320578799.7U CN202320578799U CN220149754U CN 220149754 U CN220149754 U CN 220149754U CN 202320578799 U CN202320578799 U CN 202320578799U CN 220149754 U CN220149754 U CN 220149754U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 39
- 239000004753 textile Substances 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000009941 weaving Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 14
- 239000003921 oil Substances 0.000 description 11
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a transmission cutter lifting mechanism for a textile machine, which comprises a transmission assembly and a cutter lifting assembly, wherein the transmission assembly comprises a commutator, the output end of the commutator is connected with a main shaft through a coupler, a first eccentric wheel and a second eccentric wheel are arranged at the end part of the main shaft, the first eccentric wheel is connected with one end of a first main connecting rod through a bearing, the second eccentric wheel is connected with one end of a second main connecting rod through a bearing, the other end of the first main connecting rod is rotationally connected with the middle part of a first main swinging arm, the other end of the second main connecting rod is rotationally connected with the middle part of a second main swinging arm, the top ends of the first main swinging arm and the second main swinging arm are respectively installed in a penetrating manner with a main swinging arm shaft, and the bottom end of the first main swinging arm is rotationally connected with one end of a first auxiliary connecting rod; from the perspective of the whole transmission system from the loom transmission to the lifting knife, the lifting knife is directly driven by the crank rocker mechanism of the eccentric wheel and the connecting rod, the lifting needle arm and the adjusting pull rod structure are omitted, the structure height is lower, the principle is simpler, and the transmission is more efficient.
Description
Technical Field
The utility model relates to the technical field of textile machines, in particular to a transmission cutter lifting mechanism for a textile machine.
Background
Textile machines, also called textile machines, looms, cotton machines, etc., ancient textile machines were looms driven by manpower; the textile machine is a full scale of a tool for processing raw materials such as wires, silk, hemp and the like into silk threads and then weaving the silk threads into cloth; when the textile machine works, the transmission mechanism is used for transmission, so that the movement of the knife lifting mechanism is completed, and the textile work is completed.
The angle and the movement direction of the swinging movement of the slave swing arm and the slave swing shaft of the transmission component of the existing textile machine are the same, so that resonance is generated when the slave swing arm and the slave swing shaft swing together, and the vibration amplitude of the textile machine is large when the textile machine works; the existing transmission cutter lifting mechanism adopts a needle lifting arm and adjusting pull rod structure, and is complex in transmission and low in transmission efficiency.
Disclosure of Invention
The utility model solves the problems of providing a transmission cutter lifting mechanism for a textile machine, which solves the problems that the angle and the movement direction of the swinging movement of a slave swing arm and a slave swing shaft of a transmission component of the existing textile machine are the same, so that resonance is generated when the slave swing arm and the slave swing shaft swing together, and the vibration amplitude is large when the textile machine works; the existing transmission cutter lifting mechanism adopts a needle lifting arm and adjusting pull rod structure, and has the technical problems of complex transmission and low transmission efficiency.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the transmission cutter lifting mechanism comprises a transmission assembly and a cutter lifting assembly, wherein the transmission assembly comprises a reverser, the output end of the reverser is connected with a main shaft through a coupler, a first eccentric wheel and a second eccentric wheel are installed at the end part of the main shaft, the first eccentric wheel is connected with one end of a first main connecting rod through a bearing, the second eccentric wheel is connected with one end of a second main connecting rod through a bearing, the other end of the first main connecting rod is rotationally connected with the middle part of the first main connecting rod, the other end of the second main connecting rod is rotationally connected with the middle part of the second main connecting rod, the top ends of the first main connecting rod and the second main connecting rod are respectively installed through a main connecting rod shaft, the bottom end of the first main connecting rod is rotationally connected with one end of a first auxiliary connecting rod, the top end of the first auxiliary connecting rod is provided with a first auxiliary connecting shaft, the bottom end of the second main connecting rod is connected with one end of the second auxiliary connecting rod, the other end of the second auxiliary connecting rod is rotationally connected with the second auxiliary connecting rod, and the top end of the second auxiliary connecting rod is provided with a second auxiliary connecting shaft;
the utility model provides a lifting knife assembly, including equidistant a plurality of fixing base of installing on first follow pendulum axle and second follow pendulum axle, first lifting arm and second lifting arm are installed respectively to the opposite sides of fixing base, and first lifting arm and second lifting arm symmetry set up, and install the opposite orientation, first lifting arm passes through first little connecting rod and short lifting knife end connection, the second lifting arm passes through second little connecting rod and long lifting knife end connection, short lifting knife and long lifting knife are crisscross setting in proper order.
Preferably, the first main swing arm and the second main swing arm are arranged in the middle relative to the first auxiliary swing arm and the second auxiliary swing arm.
Preferably, dust blocking plates are arranged on the outer sides of one ends of the first main connecting rod and the second main connecting rod, and oil dripping heads are arranged on the dust blocking plates.
Preferably, the two oil dropping heads are communicated with a liquid pump through a first connecting pipe, and the liquid pump is communicated with an oil storage tank through a second connecting pipe.
Preferably, the middle parts and the bottoms of the first main swing arm and the second main swing arm are respectively provided with an inserting shaft, the other end of the first main connecting rod is connected with the inserting shaft at the middle part of the first main swing arm, one end of the first auxiliary connecting rod is connected with the inserting shaft at the bottom end of the first main swing arm, the other end of the second main connecting rod penetrates through the second auxiliary swing arm to be connected with the inserting shaft at the middle part of the second main swing arm, and one end of the second auxiliary connecting rod is connected with the inserting shaft at the bottom end of the second main swing arm.
Preferably, the first slave swing arm and the second slave swing arm are respectively provided with a shaft in a bearing manner, the shaft in the bottom of the first slave swing arm is connected with the other end of the first slave connecting rod, and the shaft in the bottom of the second slave swing arm is connected with the other end of the second slave connecting rod.
Preferably, the fixing seat comprises two semicircular hoops, the two hoops are fixed on the first slave pendulum shaft and the second slave pendulum shaft through connecting bolts, key grooves are formed in the first slave pendulum shaft and the second slave pendulum shaft, and the hoops above the first slave pendulum shaft and the second slave pendulum shaft are limited through mounting keys.
Preferably, the anchor ear is provided with a plurality of threaded holes, the first lifting arm and the second lifting arm are provided with a plurality of mounting grooves and mounting holes, and the connecting bolts penetrate through the mounting grooves and are connected with the threaded holes.
Preferably, the top ends of the first small connecting rod and the second small connecting rod are both arranged in the mounting hole.
Preferably, the main shaft, the main swing arm shaft, the first auxiliary swing shaft and the second auxiliary swing shaft are all connected with the frame of the textile machine through bearings.
The beneficial effects of the utility model are as follows: from the perspective of the whole transmission system from the loom transmission to the lifting knife, the lifting knife is directly driven by the crank rocker mechanism of the eccentric wheel and the connecting rod, the structures of the lifting needle arm and the adjusting pull rod are omitted, the structure height is lower, the principle is simpler, and the transmission is more efficient;
the main swing arm is arranged in the middle, the swing arms are arranged on the two sides in a separated mode, the swing motions on the left side and the right side are synchronous, the directions are opposite, the vibration mutually counteracts, the balance is good, the upper speed limit is high, the weaving speed is improved, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a first construction of a transmission assembly according to the present utility model;
FIG. 3 is a schematic view of a second construction of the transmission assembly of the present utility model;
FIG. 4 is a schematic view of a knife assembly according to the present utility model.
Legend description:
1. a commutator; 2. a coupling; 3. a main shaft; 4. a first eccentric; 5. a second eccentric; 6. a first main link; 7. a main swing arm shaft; 8. a first main swing arm; 9. a second main swing arm; 10. a first slave link; 11. a first slave swing arm; 12. a first slave pendulum shaft; 13. a second main link; 14. a second slave link; 15. a second slave swing arm; 16. a second slave pendulum shaft; 17. a dust-blocking plate; 18. an oil drip head; 19. a liquid pump; 20. a first connection pipe; 21. a second connection pipe; 22. an oil storage tank; 23. a fixing seat; 24. a first lifting arm; 25. a second lifting arm; 26. a first small connecting rod; 27. a second small connecting rod; 28. a short lifting knife; 29. and (5) a long lifting knife.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Specific examples are given below.
Referring to fig. 1-4, a transmission lifting knife mechanism for a textile machine comprises a transmission assembly and a lifting knife assembly, wherein the transmission assembly comprises a commutator 1, the output end of the commutator 1 is connected with a main shaft 3 through a coupler 2, a first eccentric wheel 4 and a second eccentric wheel 5 are installed at the end part of the main shaft 3, the first eccentric wheel 4 is in bearing connection with one end of a first main connecting rod 6, the second eccentric wheel 5 is in bearing connection with one end of a second main connecting rod 13, the other end of the first main connecting rod 6 is in rotating connection with the middle part of a first main swinging arm 8, the other end of the second main connecting rod 13 is in rotating connection with the middle part of a second main swinging arm 9, the top ends of the first main swinging arm 8 and the second main swinging arm 9 are respectively installed through a main swinging arm shaft 7, the bottom end of the first main swinging arm 8 is in rotating connection with one end of a first auxiliary swinging arm 10, the other end of the first auxiliary swinging arm 10 is in rotating connection with the bottom end of the first auxiliary swinging arm 11, the first auxiliary swinging arm 11 is installed with a first auxiliary swinging shaft 12, the bottom end of the second main swinging arm 9 is connected with one end of a second auxiliary connecting rod 14, the other end of the second auxiliary swinging arm 14 is in rotating connection with the bottom end of the second auxiliary swinging arm 15, the second auxiliary swinging arm 15 is installed with the second auxiliary swinging arm 15, and the first auxiliary swinging arm 8 and the second auxiliary swinging arm 8 is installed opposite to the first auxiliary swinging arm 11 and the main swinging arm 11;
the middle parts and the bottoms of the first main swing arm 8 and the second main swing arm 9 are respectively provided with an inserting shaft, the other end of the first main connecting rod 6 is connected with the inserting shaft at the middle part of the first main swing arm 8, one end of the first auxiliary connecting rod 10 is connected with the inserting shaft at the bottom end of the first main swing arm 8, the other end of the second main connecting rod 13 penetrates through the second auxiliary swing arm 15 to be connected with the inserting shaft at the middle part of the second main swing arm 9, one end of the second auxiliary connecting rod 14 is connected with the inserting shaft at the bottom end of the second main swing arm 9, the inserting shafts are respectively arranged at the bottom ends of the first auxiliary swing arm 11 and the second auxiliary swing arm 15, the inserting shaft at the bottom end of the first auxiliary swing arm 11 is connected with the other end of the first auxiliary connecting rod 10, and the inserting shaft at the bottom end of the second auxiliary swing arm 15 is connected with the other end of the second auxiliary connecting rod 14, and the rotating connection installation of the inter-component structure is realized;
the outer sides of one end of the first main connecting rod 6 and one end of the second main connecting rod 13 are respectively provided with a dust baffle 17, the dust baffle 17 is provided with oil dropping heads 18, the two oil dropping heads 18 are communicated with a liquid pump 19 through a first connecting pipe 20, the liquid pump 19 is communicated with an oil storage tank 22 through a second connecting pipe 21, lubricating oil in the oil storage tank 22 is conveyed to the oil dropping heads 18 through the first connecting pipe 20 and the second connecting pipe 21 by the work of the liquid pump 19, and lubricating oil is periodically added to bearings at the joints of the first eccentric wheel 4 and the second eccentric wheel 5, the first main connecting rod 6 and the second main connecting rod 13 through the oil dropping heads 18;
the lifting knife assembly comprises a plurality of fixed seats 23 which are arranged on the first slave pendulum shaft 12 and the second slave pendulum shaft 16 at equal intervals, wherein a first lifting arm 24 and a second lifting arm 25 are respectively arranged on two opposite sides of the fixed seats 23, the first lifting arm 24 and the second lifting arm 25 are symmetrically arranged and are opposite in installation direction, the first lifting arm 24 is connected with the end part of a short lifting knife 28 through a first small connecting rod 26, the second lifting arm 25 is connected with the end part of a long lifting knife 29 through a second small connecting rod 27, and the short lifting knife 28 and the long lifting knife 29 are sequentially staggered;
the fixing seat 23 comprises two semicircular hoops, the two hoops are fixed on the first slave pendulum shaft 12 and the second slave pendulum shaft 16 through connecting bolts, key slots are formed in the first slave pendulum shaft 12 and the second slave pendulum shaft 16, hoops above the first slave pendulum shaft 12 and the second slave pendulum shaft 16 are limited through mounting keys, hoops above the first slave pendulum shaft 12 and the second slave pendulum shaft 16 are limited through the mounting keys, limiting of the hoops is realized through matching of the mounting keys and the key slots, the hoops are prevented from rotating, a plurality of threaded holes are formed in the hoops, a plurality of mounting grooves and mounting holes are formed in the first lifting arm 24 and the second lifting arm 25, the connecting bolts penetrate through the mounting grooves and are connected with the threaded holes, the top ends of the first small connecting rod 26 and the second small connecting rod 27 are mounted in the mounting holes, the assembly structures are convenient to mount, the manufacturing errors can be eliminated through the mounting grooves with the mounting grooves provided with the long slots, and the small connecting rods at different positions are mounted in proper mounting holes, and the realized variation of the holes is realized;
the main shaft 3, the main swing arm shaft 7, the first auxiliary swing shaft 12 and the second auxiliary swing shaft 16 are connected with the frame of the textile machine through bearings, so that the rotary connection with the frame of the textile machine is realized.
The rotary motion of a vertical shaft of the textile machine is converted into rotary motion in the horizontal direction through a reverser 1, a spindle 3 is driven to rotate through a coupler 2, the eccentric distances of a first eccentric wheel 4 and a second eccentric wheel 5 are 180 degrees, the first eccentric wheel 4 and the second eccentric wheel 5 rotate together with the spindle 3, the first eccentric wheel 4 pushes a first main swing arm 8 to form swinging motion through a first main connecting rod 6, the first main swing arm 8 pushes a first auxiliary swing arm 11 to form synchronous swinging motion through a first auxiliary connecting rod 10, the second eccentric wheel 5 pushes a second main swing arm 9 to form swinging motion through a second main connecting rod 13, and the second main swing arm 9 pushes a second auxiliary swing arm 15 to form synchronous swinging motion through a second auxiliary connecting rod 14;
the first slave pendulum shaft 12 and the second slave pendulum shaft 16 which are arranged on the first slave pendulum arm 11 and the second slave pendulum arm 15 are provided with a plurality of first lifting arms 24 and second lifting arms 25, the first lifting arms 24 are connected with a first small connecting rod 26, the second lifting arms 25 are connected with a second small connecting rod 27, the small connecting rods are divided into an inner group and an outer group, the bottom ends of the first small connecting rod 26 are used for lifting a short lifting knife 28, the bottom ends of the second small connecting rod 27 are used for lifting a long lifting knife 29, the first slave pendulum arm 11 and the second slave pendulum arm 15 drive the first lifting arms 24 and the second lifting arms 25 to swing, and the first small connecting rod 26 and the second small connecting rod 27 are lifted, so that the up-down reciprocating motion of the short lifting knife 28 and the long lifting knife 29 is realized.
From the perspective of the whole transmission system from the loom transmission to the lifting knife, the lifting knife is directly driven by the crank rocker mechanism of the eccentric wheel and the connecting rod, the structures of the lifting needle arm and the adjusting pull rod are omitted, the structure height is lower, the principle is simpler, and the transmission is more efficient;
the main swing arm is arranged in the middle, the swing arms are arranged on the two sides in a separated mode, the swing motions on the left side and the right side are synchronous, the directions are opposite, the vibration mutually counteracts, the balance is good, the upper speed limit is high, the weaving speed is improved, and the production efficiency is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. The utility model provides a transmission lifting knife mechanism for weaving machine, its characterized in that includes drive assembly and lifting knife subassembly, drive assembly includes commutator (1), commutator (1) output and main shaft (3) are connected through shaft coupling (2), first eccentric wheel (4) and second eccentric wheel (5) are installed to main shaft (3) tip, first eccentric wheel (4) are connected with first main connecting rod (6) one end bearing, second eccentric wheel (5) are connected with second main connecting rod (13) one end bearing, first main connecting rod (6) other end and first main swing arm (8) middle part rotation connection, second main connecting rod (13) other end and second main swing arm (9) middle part rotation connection, first main swing arm (8) and second main swing arm (9) top all run through with main swing arm axle (7) and install, first main swing arm (8) bottom and first follow connecting rod (10) one end rotation connection, and first follow connecting rod (10) other end and first follow swing arm (11) rotation connection, first follow swing arm (14) are connected with second swing arm (14) from top end and second swing arm (9) rotation connection, a second slave swing shaft (16) is arranged at the top end of the second slave swing arm (15);
the utility model provides a knife tackle spare includes equidistant a plurality of fixing base (23) of installing on first follow pendulum axle (12) and second follow pendulum axle (16), first arm (24) and second arm (25) are installed respectively to fixing base (23) opposite sides, and first arm (24) and second arm (25) symmetry set up, and install the opposite orientation, first arm (24) are through first little connecting rod (26) and short lift (28) end connection, second arm (25) are through second little connecting rod (27) and long lift (29) end connection, short lift (28) and long lift (29) crisscross setting in proper order.
2. A drive lifting mechanism for a textile machine according to claim 1, characterized in that the first and second main swing arms (8, 9) are centrally arranged with respect to the first and second slave swing arms (11, 15).
3. A drive lifting knife mechanism for a textile machine according to claim 1, characterized in that the outer sides of one end of the first main connecting rod (6) and the second main connecting rod (13) are provided with dust blocking plates (17), and oil dripping heads (18) are arranged on the dust blocking plates (17).
4. A drive knife mechanism for a textile machine according to claim 3, characterized in that the two oil drops (18) are connected to a liquid pump (19) via a first connecting pipe (20), the liquid pump (19) being connected to an oil reservoir (22) via a second connecting pipe (21).
5. The transmission lifting knife mechanism for the textile machine according to claim 1, wherein the middle parts and the bottoms of the first main swing arm (8) and the second main swing arm (9) are respectively provided with an inserting shaft in a bearing way, the other end of the first main connecting rod (6) is connected with the inserting shaft in the middle part of the first main swing arm (8), one end of the first auxiliary connecting rod (10) is connected with the inserting shaft at the bottom end of the first main swing arm (8), the other end of the second main connecting rod (13) penetrates through the second auxiliary swing arm (15) to be connected with the inserting shaft in the middle part of the second main swing arm (9), and one end of the second auxiliary connecting rod (14) is connected with the inserting shaft at the bottom end of the second main swing arm (9).
6. The transmission lifting knife mechanism for the textile machine according to claim 1, wherein the bottom ends of the first slave swing arm (11) and the second slave swing arm (15) are respectively provided with an inserting shaft in a bearing manner, the inserting shaft at the bottom end of the first slave swing arm (11) is connected with the other end of the first slave connecting rod (10), and the inserting shaft at the bottom end of the second slave swing arm (15) is connected with the other end of the second slave connecting rod (14).
7. The transmission lifting knife mechanism for the textile machine according to claim 1, wherein the fixing seat (23) comprises two semicircular hoops, the two hoops are fixed on the first slave pendulum shaft (12) and the second slave pendulum shaft (16) through connecting bolts, key grooves are formed in the first slave pendulum shaft (12) and the second slave pendulum shaft (16), and the hoops above the first slave pendulum shaft (12) and the second slave pendulum shaft (16) are limited through mounting keys.
8. The transmission lifting knife mechanism for the textile machine according to claim 7, wherein a plurality of threaded holes are formed in the anchor ear, a plurality of mounting grooves and mounting holes are formed in the first lifting arm (24) and the second lifting arm (25), and connecting bolts penetrate through the mounting grooves and are connected with the threaded holes.
9. A drive knife mechanism for a textile machine according to claim 8, wherein the tips of the first and second small links (26, 27) are mounted in mounting holes.
10. A drive lifting mechanism for a textile machine according to claim 1, characterized in that the main shaft (3), the main swing shaft (7), the first slave swing shaft (12) and the second slave swing shaft (16) are all connected with the frame of the textile machine by means of bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320578799.7U CN220149754U (en) | 2023-03-22 | 2023-03-22 | Transmission knife lifting mechanism for textile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320578799.7U CN220149754U (en) | 2023-03-22 | 2023-03-22 | Transmission knife lifting mechanism for textile machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220149754U true CN220149754U (en) | 2023-12-08 |
Family
ID=89012844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320578799.7U Active CN220149754U (en) | 2023-03-22 | 2023-03-22 | Transmission knife lifting mechanism for textile machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220149754U (en) |
-
2023
- 2023-03-22 CN CN202320578799.7U patent/CN220149754U/en active Active
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