CN116123262A - Loom transmission device - Google Patents
Loom transmission device Download PDFInfo
- Publication number
- CN116123262A CN116123262A CN202310031401.2A CN202310031401A CN116123262A CN 116123262 A CN116123262 A CN 116123262A CN 202310031401 A CN202310031401 A CN 202310031401A CN 116123262 A CN116123262 A CN 116123262A
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- Prior art keywords
- transmission
- gear
- loom
- gearwheel
- transmission gear
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 229
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 10
- 238000009941 weaving Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/04—Combinations of toothed gearings only
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
- D03D51/02—General arrangements of driving mechanism
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
A loom transmission device belongs to the technical field of loom transmission. The invention comprises a main motor, a first coaxial gear, a first transmission gear, a second transmission gear and a transmission mechanism, wherein the first coaxial gear is coaxially connected with the main motor and meshed with the first transmission gear, and the first transmission gear can axially move through the transmission mechanism to be meshed or not meshed with the transmission of the second transmission gear, and meanwhile, the transmission with the first coaxial gear is kept. The invention cancels the complex slow electromagnetic clutch used at present, optimizes the transmission chain structure, has less parts, greatly improves the running stability of the whole structure of the loom and reduces the occurrence of faults. According to the invention, through the arranged transmission mechanism, on one hand, the movement of the first transmission gear can be controlled, and on the other hand, the position of the second transmission gear is fixed while the first transmission gear is moved, so that the problem that the first transmission gear cannot be meshed when the first transmission gear returns to be meshed with the second transmission gear again is solved.
Description
Technical Field
The invention belongs to the technical field of loom transmission, and particularly relates to a loom transmission device.
Background
As shown in fig. 1, a conventional rapier loom transmission device adopts a special motor 101 for transmission, a gear 102 coaxially connected with the motor 101 is used for transmitting a large gear 105 to transmit an opening device of a loom, the large gear 105 is coaxially provided with an auxiliary electromagnetic brake 104 and an angle sensor 106, a slow electromagnetic clutch 103 coaxially connected with the motor 107 is used for transmitting motion to an inner gear 107, a gear 108, a gear 109 and a gear 111 of a wallboard box of the loom, so that the motion is transmitted to a main shaft 110 of the loom, and the main shaft 110 of the loom is connected with a beating-up part and a weft insertion part of the loom.
Since the main drive of the loom is required to be disconnected or re-engaged by the slow electromagnetic clutch 103, the mechanical structure is complicated, the stability is poor, and the maintenance is inconvenient.
Therefore, the invention aims to provide a novel loom transmission device, which simplifies a mechanical transmission structure, improves mechanical stability, reduces faults and is convenient to maintain under the condition of meeting the motion requirement of a loom.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art and provides a loom transmission device.
The technical problems of the invention are mainly solved by the following technical proposal: the loom transmission device comprises a main motor, a first coaxial gear, a first transmission gear, a second transmission gear and a transmission mechanism, wherein the first coaxial gear is coaxially connected with the main motor and meshed with the first transmission gear, and the first transmission gear can axially move through the transmission mechanism to be meshed or not meshed with the transmission of the second transmission gear, and meanwhile, the transmission with the first coaxial gear is kept.
Preferably, the transmission mechanism comprises a transmission table, a transmission rod and a driving mechanism, wherein the shaft of the first transmission gear is rotationally connected with the transmission table, the transmission rod is fixedly arranged on the transmission table, one end of the transmission rod is rotationally connected with a third transmission gear, and the transmission table can axially move through the driving mechanism to enable the second transmission gear to be in switching engagement with the first transmission gear and the third transmission gear, and meanwhile the first transmission gear is enabled to keep transmission with the first coaxial gear.
Preferably, the driving mechanism is a driving motor, the transmission platform is in threaded connection with a screw rod, and the driving motor drives the screw rod to rotate so that the transmission platform moves along the axial direction of the screw rod.
Preferably, the driving motor is mounted on a base, a transmission ratio mechanism is arranged in the base, the transmission ratio mechanism comprises a first transmission ratio pinion, a first transmission ratio big gear, a second transmission ratio pinion and a second transmission ratio big gear, the first transmission ratio pinion is coaxially connected with the driving motor and meshed with the second transmission ratio big gear, the second transmission ratio pinion is coaxially connected with the second transmission ratio big gear and meshed with the first transmission ratio big gear, and the first transmission ratio big gear is coaxially connected with the screw rod; the base is provided with a guide groove, and the other end of the transmission rod is inserted into the guide groove.
Preferably, the second transmission gear engages a first gearwheel which, via its shaft, transmits the main shaft of the weaving machine.
Preferably, the main motor is coaxially connected to a second coaxial gear which engages with a second gearwheel which drives the opening part of the weaving machine via its shaft.
Preferably, an angle sensor is mounted on the shaft of the second large gear.
Preferably, an auxiliary brake is mounted on the tail of the main motor or on the shaft of the second large gear.
The invention has the beneficial effects that: the invention cancels the complex slow electromagnetic clutch used at present, optimizes the transmission chain structure, has less parts, greatly improves the running stability of the whole structure of the loom and reduces the occurrence of faults. According to the invention, through the arranged transmission mechanism, on one hand, the movement of the first transmission gear can be controlled, and on the other hand, the position of the second transmission gear is fixed while the first transmission gear is moved, so that the problem that the first transmission gear cannot be meshed when the first transmission gear returns to be meshed with the second transmission gear again is solved.
Drawings
FIG. 1 is a schematic diagram of a prior art rapier loom transmission;
FIG. 2 is a schematic view of a construction of the present invention;
FIG. 3 is a schematic view of a transmission mechanism of the present invention;
FIG. 4 is a schematic representation of one configuration of the ratio mechanism of the present invention;
FIG. 5 is a schematic cross-sectional view of the lead screw and the first ratio gearwheel of the present invention;
FIG. 6 is a schematic cross-sectional view of the drive rod and base of the present invention;
FIG. 7 is a schematic view of a base of the present invention;
fig. 8 is a state of use diagram of the present invention.
In the figure: 1. a main motor; 2. a first coaxial gear; 3. a second coaxial gear; 4. a first transmission gear; 5. a second transmission gear; 6. a transmission table; 7. a transmission rod; 8. a third transmission gear; 9. a driving motor; 10. a screw rod; 11. a base; 12. a first ratio pinion; 13. a first ratio gear wheel; 14. a second ratio pinion; 15. a second ratio gear wheel; 16. a guide groove; 17. a bolt; 18. a first gearwheel; 19. a main shaft; 20. a second gearwheel; 21. an angle sensor; 22. auxiliary braking; 23. casting a box body; 24. a transmission mechanism; 2
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: a loom transmission device, as shown in fig. 2-8, comprises a main motor 1, a first coaxial gear 2, a second coaxial gear 3, a first transmission gear 4, a second transmission gear 5, a transmission mechanism 24, a first large gear 18 and a second large gear 20, wherein the first coaxial gear 2 and the second coaxial gear 3 are coaxially connected with the main motor 1, namely the main motor 1 simultaneously drives the first coaxial gear 2 and the second coaxial gear 3 to rotate, the first coaxial gear 2 is meshed with the first transmission gear 4 for transmission, and the first transmission gear 4 can axially move through the transmission mechanism 24 to be meshed or not meshed with the transmission of the second transmission gear 5, and meanwhile, the transmission with the first coaxial gear 2 is kept.
The second transmission gear 5 engages a first gearwheel 18, which first gearwheel 18 transmits the main shaft 19 of the weaving machine via its shaft, thereby transmitting motion to the beating-up and weft insertion members of the weaving machine; the second coaxial gear 3 engages a second gearwheel 20, which second gearwheel 20 drives through its shaft the opening parts of the weaving machine, such as a dobby, jacquard or the like.
An angle sensor 21 is mounted on the shaft of the second large gear 20 and is used for detecting the angle signal of the whole loom in real time and feeding back the angle signal to an electric control system, so that the action of the whole loom is controlled.
An auxiliary brake 22 is arranged at the tail part of the main motor 1 and is used for auxiliary control of positioning and stopping of the loom and preventing position change of an opening part of the loom in an unbalanced state; an auxiliary brake 22 may also be mounted on the shaft of the second gearwheel 20.
The transmission mechanism 24 comprises a transmission table 6, a transmission rod 7 and a driving mechanism, the shaft of the first transmission gear 4 is rotationally connected with the transmission table 6, the transmission rod 7 is fixedly arranged on the transmission table 6, one end of the transmission rod 7 is rotationally connected with a third transmission gear 8, and the transmission table 6 can axially move through the driving mechanism to enable the second transmission gear 5 to be in switching engagement with the first transmission gear 4 and the third transmission gear 8, and meanwhile enable the first transmission gear 4 to keep transmission with the first coaxial gear 2.
Specific:
the first transmission gear 4 can be axially switched between two working positions under the control of the transmission mechanism 24, and under normal conditions, the first transmission gear 4 and the second transmission gear 5 keep meshed transmission; when only the opening part is required to act and the loom is kept motionless in beating-up and weft insertion, the driving mechanism drives the transmission platform 6 to move, so that the first transmission gear 4 moves to another working position axially, the engagement with the second transmission gear 5 is disconnected and the engagement with the first coaxial gear 2 is kept, meanwhile, the transmission platform 6 drives the third transmission gear 8 to move axially, so that the third transmission gear 8 is engaged with the second transmission gear 5 to fix the position of the second transmission gear 5 and the main motor 1 can independently drive the second large gear 20 through the second coaxial gear 3 and drive the opening part to move; when the movement of the opening part is completed, the driving mechanism drives the transmission platform 6 to move reversely, so that the first transmission gear 4 axially returns to the original working position and is meshed with the second transmission gear 5, and meanwhile, the transmission platform 6 drives the third transmission gear 8 to axially return to the original position and is disconnected from the second transmission gear 5, so that the second transmission gear 5 is released from being fixed.
The drive mechanism may be hydraulic or electric. When the driving mechanism is the driving motor 9, the driving mechanism 24 further comprises a screw rod 10, a base 11 and a transmission ratio mechanism, the screw rod 10 is in threaded connection with the driving table 6, the driving motor 9 is installed at the bottom of the base 11, the driving table 6 is located at the top of the base 11, the transmission ratio mechanism is located in the base 11 and comprises a first transmission ratio pinion 12, a first transmission ratio gear wheel 13, a second transmission ratio pinion 14 and a second transmission ratio gear wheel 15, the first transmission ratio pinion 12 is coaxially connected with the driving motor 9, namely, the driving motor 9 drives the first transmission ratio pinion 12 to rotate, the first transmission ratio pinion 12 is meshed with the second transmission ratio gear wheel 15, and the second transmission ratio pinion 14 is coaxially connected with the second transmission ratio gear wheel 15 and meshed with the first transmission ratio gear wheel 13; the first transmission ratio large gear 13 is mounted on the screw rod 10 through a bolt 17 so as to be coaxially connected with the screw rod 10, a guide groove 16 is formed in the base 11, and the other end of the transmission rod 7 is inserted into the guide groove 16.
When the device is used, the driving motor 9 drives the screw rod 10 to rotate through the transmission ratio mechanism, so that the transmission table 6 moves along the axial direction of the screw rod 10, and the transmission table 6 moves to change the positions of the first transmission gear 4 and the third transmission gear 8, so that the second transmission gear 5 is in switching engagement between the first transmission gear 4 and the third transmission gear 8.
By providing the transmission 24, on the one hand, the movement of the first transmission gear 4 can be controlled, and on the other hand, the position of the second transmission gear 5 is fixed while the first transmission gear 4 is moved, so as to ensure that the first transmission gear 4 does not cause the problem of meshing failure when returning to re-mesh the second transmission gear 5.
The output rotating speed of the driving motor 9 is changed by setting a transmission ratio mechanism, so that the screw rod 10 can rotate at a low speed, and the position switching of the first transmission gear 4 and the third transmission gear 8 and the meshing between the first transmission gear 4 and the second transmission gear 5 as well as between the third transmission gear 8 and the second transmission gear 5 are controlled conveniently. By providing the guide groove 16, the guide groove 16 is used for guiding the movement of the transmission rod 7, and the transmission table 6 is prevented from rotating along with the screw rod 10.
The first transmission gear 4, the second transmission gear 5 and the third transmission gear 8 are all straight gears; the gear thickness of the first coaxial gear 2 is thicker, so that the first transmission gear 4 is meshed with the first transmission gear 4 for transmission when the two working positions are switched; the first coaxial gear 2, the second coaxial gear 3, the first transmission gear 4, the second transmission gear 5, the third transmission gear 8, the first transmission ratio pinion 12, the first transmission ratio gear 13, the second transmission ratio pinion 14 and the second transmission ratio gear 15 are all sealed in a plurality of casting boxes 23 to operate, and the lubricating oil is circularly supplied for full lubrication, so that the high-speed operation stability of the loom is ensured.
In summary, the invention eliminates the complex slow electromagnetic clutch used at present, optimizes the transmission chain structure, has less parts, greatly improves the running stability of the whole structure of the loom and reduces the occurrence of faults. According to the invention, through the arranged transmission mechanism, on one hand, the movement of the first transmission gear can be controlled, and on the other hand, the position of the second transmission gear is fixed while the first transmission gear is moved, so that the problem that the first transmission gear cannot be meshed when the first transmission gear returns to be meshed with the second transmission gear again is solved.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the invention is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention should be considered to be within the scope of the present invention.
Claims (8)
1. The utility model provides a loom transmission, includes main motor (1), first coaxial gear (2), first drive gear (4), second drive gear (5) and drive mechanism (24), its characterized in that, first coaxial gear (2) and main motor (1) coaxial coupling to mesh first drive gear (4), first drive gear (4) can be axially movable through drive mechanism (24) in order to mesh or not mesh with the transmission of second drive gear (5), keeps simultaneously with the transmission of first coaxial gear (2).
2. A loom transmission according to claim 1, characterized in that the transmission mechanism (24) comprises a transmission table (6), a transmission rod (7) and a driving mechanism, the shaft of the first transmission gear (4) is rotatably connected with the transmission table (6), the transmission rod (7) is fixedly arranged on the transmission table (6), one end of the transmission rod (7) is rotatably connected with a third transmission gear (8), and the transmission table (6) can axially move through the driving mechanism to enable the second transmission gear (5) to be in switching engagement with the first transmission gear (4) and the third transmission gear (8) and simultaneously enable the first transmission gear (4) to keep in transmission with the first coaxial gear (2).
3. A loom transmission according to claim 2, characterized in that the driving mechanism is a driving motor (9), the driving table (6) is in threaded connection with a screw (10), and the driving motor (9) drives the screw (10) to rotate so that the driving table (6) moves axially along the screw (10).
4. A loom transmission according to claim 3, characterized in that the drive motor (9) is mounted on a base (11), a transmission ratio mechanism is provided in the base (11), the transmission ratio mechanism comprises a first transmission ratio pinion (12), a first transmission ratio gearwheel (13), a second transmission ratio pinion (14) and a second transmission ratio gearwheel (15), the first transmission ratio pinion (12) is coaxially connected with the drive motor (9) and engages the second transmission ratio gearwheel (15), the second transmission ratio pinion (14) is coaxially connected with the second transmission ratio gearwheel (15) and engages the first transmission ratio gearwheel (13), and the first transmission ratio gearwheel (13) is coaxially connected with the screw (10); the base (11) is provided with a guide groove (16), and the other end of the transmission rod (7) is inserted into the guide groove (16).
5. A loom transmission according to claim 1, characterized in that said second transmission gear (5) engages a first gearwheel (18), said first gearwheel (18) transmitting the main shaft (19) of the loom via its shaft.
6. A loom transmission according to claim 1, characterized in that said main motor (1) is coaxially connected to a second coaxial gear (3), said second coaxial gear (3) engaging a second gearwheel (20), said second gearwheel (20) driving through its shaft the opening member of the loom.
7. A loom transmission according to claim 6, characterized in that the shaft of the second gearwheel (20) is fitted with an angle sensor (21).
8. A loom transmission according to claim 6, characterized in that the tail of the main motor (1) or the shaft of the second gearwheel (20) is fitted with an auxiliary brake (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310031401.2A CN116123262B (en) | 2023-01-10 | 2023-01-10 | Loom transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310031401.2A CN116123262B (en) | 2023-01-10 | 2023-01-10 | Loom transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116123262A true CN116123262A (en) | 2023-05-16 |
| CN116123262B CN116123262B (en) | 2023-08-08 |
Family
ID=86300470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310031401.2A Active CN116123262B (en) | 2023-01-10 | 2023-01-10 | Loom transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116123262B (en) |
Citations (19)
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|---|---|---|---|---|
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| FR2273984A1 (en) * | 1974-06-05 | 1976-01-02 | Elitex Zavody Textilniho | Coupling together two drive mechanisms of e.g. a loom - so that one is activated when the other is stopped |
| US3970115A (en) * | 1974-05-25 | 1976-07-20 | Aktiengesellschaft Gebruder Loepfe | Device for monitoring the yarn travel in the shuttle of a shuttle loom |
| US4413658A (en) * | 1980-08-25 | 1983-11-08 | Vilargunte Valentin S | Warp and weft weaving machine |
| DE29713724U1 (en) * | 1997-08-01 | 1997-09-25 | Dornier Gmbh Lindauer | Rotary edge turner with direct electromagnetic drive for weaving machines |
| EP0930387A1 (en) * | 1997-12-23 | 1999-07-21 | NUOVA VAMATEX S.p.A. | Improved mechanism to select the slow running condition and find the pick in looms |
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| CN114775147A (en) * | 2022-05-31 | 2022-07-22 | 杭州新丽旺机械设备有限公司 | Loom transmission mechanism |
-
2023
- 2023-01-10 CN CN202310031401.2A patent/CN116123262B/en active Active
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| Publication number | Publication date |
|---|---|
| CN116123262B (en) | 2023-08-08 |
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Denomination of invention: A Loom Transmission Device Granted publication date: 20230808 Pledgee: Industrial and Commercial Bank of China Limited Xinchang sub branch Pledgor: ZHEJIANG TAITAN Co.,Ltd. Registration number: Y2024330000314 |