CN114318648A - Double-layer roller for computerized flat knitting machine - Google Patents
Double-layer roller for computerized flat knitting machine Download PDFInfo
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- CN114318648A CN114318648A CN202210090864.1A CN202210090864A CN114318648A CN 114318648 A CN114318648 A CN 114318648A CN 202210090864 A CN202210090864 A CN 202210090864A CN 114318648 A CN114318648 A CN 114318648A
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- roller
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- roller swing
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Abstract
The invention discloses a double-layer roller for a computerized flat knitting machine, relates to a computerized flat knitting machine, and aims to solve the problem that an upper high-position roller mechanism and a lower high-position roller mechanism are respectively provided with a stepping motor for driving, and have poor coordination between the upper high-position roller mechanism and the lower high-position roller mechanism, and the technical scheme is as follows: a double-layer roller for a computerized flat knitting machine comprises a driving end mounting seat, a driven end mounting seat, an upper roller and a lower roller, wherein the upper roller comprises an upper roller swing arm A and an upper roller swing arm B, and the lower roller comprises a lower roller swing arm A and a lower roller swing arm B; the driving end mounting seat is provided with a servo motor, and the servo motor is provided with a main transmission mechanism; the driven end mounting seat is provided with an auxiliary transmission mechanism. The double-layer roller for the computerized flat knitting machine has the technical effect that the lower-layer roller and the upper-layer roller are synchronously driven by a single power source, and the coordination of the lower-layer roller and the upper-layer roller is effectively improved.
Description
Technical Field
The invention relates to a computerized flat knitting machine, in particular to a double-layer roller for the computerized flat knitting machine.
Background
The drawing mechanism of the computerized flat knitting machine mainly comprises a sinker, a start-up bottom plate, a main roller and an auxiliary roller, and the double-layer roller is one form of the auxiliary roller.
A double-layer high-position roller device is disclosed in Chinese patent with publication number CN207313847U, and has the technical key points that: comprises an upper high-position roller mechanism and a lower high-position roller mechanism; the upper high-position roller mechanism comprises an upper roller support, two groups of upper roller cloth rolling gears which are arranged in parallel and two groups of upper roller driving gears which are arranged below the upper roller cloth rolling gears in parallel are mounted on the upper roller support, the upper roller cloth rolling gears are meshed with the upper roller driving gears which are arranged below, the upper roller driving gears are connected with upper roller chain wheels, and the upper roller chain wheels are driven by upper roller stepping motors.
In the technical scheme, the upper high-position roller mechanism and the lower high-position roller mechanism are respectively provided with a stepping motor for driving, so that the problem of poor coordination between the upper high-position roller mechanism and the lower high-position roller mechanism exists; therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a double-layer roller for a computerized flat knitting machine, which realizes the technical effect that a single power source synchronously drives a lower-layer roller and an upper-layer roller and effectively improves the coordination of the lower-layer roller and the upper-layer roller.
The technical purpose of the invention is realized by the following technical scheme: a double-layer roller for a computerized flat knitting machine comprises a driving end mounting seat, a driven end mounting seat, an upper roller and a lower roller, wherein the upper roller and the lower roller are arranged between the driving end mounting seat and the driven end mounting seat; one end of each of the upper roller swing arm A, the upper roller swing arm B, the lower roller swing arm A and the lower roller swing arm B is provided with a driving end pin shaft which is rotatably connected with the driving end mounting seat, and the other end of each of the upper roller swing arm A, the upper roller swing arm B, the lower roller swing arm A and the lower roller swing arm B is provided with a driven end pin shaft which is rotatably connected with the driven end mounting seat; the driving end mounting seat is provided with a servo motor, the servo motor is provided with a main transmission mechanism, and the main transmission mechanism is connected with driving end pin shafts of the lower roller swing arm A and the lower roller swing arm B; the driven end mounting seat is provided with an auxiliary transmission mechanism, and the auxiliary transmission mechanism is used for transmitting a driven end pin shaft for connecting the upper roller swing arm A and the lower roller swing arm B, and a driven end pin shaft for connecting the upper roller swing arm B and the lower roller swing arm A.
By adopting the technical scheme, when the roller swinging mechanism works specifically, the servo motor outputs torque, and the torque is transmitted through the main transmission mechanism and then acts on the driving end pin shafts of the lower roller swinging arm A and the lower roller swinging arm B, so that the lower roller swinging arm A and the lower roller swinging arm B are driven to perform swinging motion, namely, the lower roller is driven to work; when the lower roller works, driven end pin shafts of the lower roller swing arm A and the lower roller swing arm B synchronously rotate, and after torque force transmission of the auxiliary transmission mechanism, the driven end pin shafts act on the driven end pin shafts of the upper roller swing arm A and the upper roller swing arm B, so that the upper roller swing arm A and the upper roller swing arm B are driven to perform swinging motion, namely, the upper roller is driven to work; to sum up, servo motor and lower floor's roller are connected in this application utilization main drive mechanism transmission to utilize vice drive mechanism transmission to connect lower floor's roller and upper roller, thereby realize the technological effect of single power supply synchronous drive lower floor's roller and upper roller, effectively improve harmony between them.
The invention is further configured to: a deep groove ball bearing is arranged between the driving end pin shaft and the driving end mounting seat, and a deep groove ball bearing is arranged between the driven end pin shaft and the driven end mounting seat.
The invention is further configured to: the main transmission mechanism comprises two driving end gears fixed on the driven end pin shaft, bilateral racks connected with the driving end mounting seat in a sliding mode, and a reciprocating driving assembly used for driving the bilateral racks, the bilateral racks are respectively meshed with the two driving end gears, and the reciprocating driving assembly is in transmission connection with a servo motor and the bilateral racks.
The invention is further configured to: the reciprocating driving assembly comprises a cam fixed on an output shaft of the servo motor and a connecting rod with one end rotatably connected to the cam, and the other end of the connecting rod is rotatably connected with the bottom ends of the racks on the two sides.
The invention is further configured to: at least two limiting columns are arranged in the driving end mounting seat, two stroke grooves are formed in the bilateral racks in a penetrating mode along the length direction, and the two limiting columns are matched with the corresponding stroke grooves in a sliding mode respectively.
The invention is further configured to: two raised bars, two are symmetrically arranged on the inner wall of the driving end mounting seat, and the two side racks are clamped by the sliding of the raised bars.
The invention is further configured to: the auxiliary transmission mechanism comprises four driven end chain wheels and an intermediate transmission group, wherein the four driven end chain wheels are a driven end chain wheel A, a driven end chain wheel B, a driven end chain wheel C and a driven end chain wheel D in sequence; the driven end chain wheel A is fixed on a driven end pin shaft of the lower roller swing arm A, the driven end chain wheel B is fixed on a driven end pin shaft of the lower roller swing arm B, the driven end chain wheel C is fixed on a driven end pin shaft of the upper roller swing arm A, and the driven end chain wheel D is fixed on a driven end pin shaft of the upper roller swing arm B; the middle transmission set comprises two chains, wherein two ends of one chain are respectively connected with a driven end chain wheel A and a driven end chain wheel C, and two ends of the other chain are respectively connected with a driven end chain wheel B and a driven end chain wheel D.
In conclusion, the invention has the following beneficial effects: according to the roller driving device, the servo motor is in transmission connection with the lower-layer roller through the main transmission mechanism, and the lower-layer roller is in transmission connection with the upper-layer roller through the auxiliary transmission mechanism, so that the technical effect that the lower-layer roller and the upper-layer roller are synchronously driven by a single power source is achieved, and the coordination of the lower-layer roller and the upper-layer roller is effectively improved; the friction between the driving end pin shaft and the driving end mounting seat and between the driven end pin shaft and the driven end mounting seat are reduced by utilizing the deep groove ball bearing, so that the working smoothness of the upper-layer roller and the lower-layer roller is effectively improved; by adopting the main transmission mechanism, the servo motor only needs to output in the same direction, so that the lower roller swing arm A and the lower roller swing arm B of the lower roller can be driven to swing back and forth, and compared with the mode of continuously changing the output direction of the servo motor, the service life of the roller is effectively prolonged; the sliding tracks of the racks on the two sides are limited by the matching of the two limiting columns and the two stroke grooves, so that the sliding stability of the racks on the two sides is effectively ensured; on the premise of further limiting the racks on the two sides, the sliding smoothness of the racks on the two sides is ensured; the upper roller and the lower roller are always kept in different motion states, namely, when the upper roller performs folding motion, the lower roller performs unfolding motion, and when the upper roller performs unfolding motion, the lower roller performs folding motion.
Drawings
FIG. 1 is a schematic overall structure of the present application;
FIG. 2 is an exploded view of the active end mount of the present application, with truncation to facilitate illustration of the view;
FIG. 3 is an exploded view of the active end mount of the present application from another perspective;
fig. 4 is an exploded view of the driven end mount of the present application, which is staged for ease of illustration.
Description of the drawings: 1. an active end mounting base; 11. a driving end pin shaft; 12. a servo motor; 13. a deep groove ball bearing; 14. a drive end gear; 15. a bilateral rack; 16. a cam; 17. a connecting rod; 18. a restraining post; 181. a stroke slot; 19. a convex strip; 2. a driven end mounting base; 21. a driven end pin shaft; 22. a driven end sprocket A; 23. a driven end sprocket B; 24. a driven end sprocket C; 25. a driven end sprocket D; 26. a chain; 31. a top roller swing arm A; 32. a top roller swing arm B; 41. a lower roller swing arm A; 42. and a lower roller swing arm B.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The double-layer roller for the computerized flat knitting machine comprises a driving end mounting seat 1, a driven end mounting seat 2, an upper roller and a lower roller, wherein the upper roller and the lower roller are arranged between the driving end mounting seat 1 and the driven end mounting seat 2, the upper roller comprises an upper roller swing arm A31 and an upper roller swing arm B32, the lower roller comprises a lower roller swing arm A41 and a lower roller swing arm B42, one end of each of the upper roller swing arm A31, the upper roller swing arm B32, the lower roller swing arm A41 and the lower roller swing arm B42 is fixedly provided with a driving end pin shaft 11 which is rotatably connected with the driving end mounting seat 1, and the other end of each of the four rollers is fixedly provided with a driven end pin shaft 21 which is rotatably connected with the driven end mounting seat 2; the driving end mounting seat 1 is provided with a servo motor 12, the servo motor 12 is provided with a main transmission mechanism, and the main transmission mechanism is connected with a driving end pin shaft 11 of a lower roller swing arm A41 and a lower roller swing arm B42; the driven end mounting seat 2 is provided with an auxiliary transmission mechanism which is used for transmitting a driven end pin shaft 21 of an upper roller swing arm A31 and a lower roller swing arm B42, a driven end pin shaft 21 of an upper roller swing arm B32 and a lower roller swing arm A41.
During specific work, the servo motor 12 outputs torque, and the torque is transmitted through the torque of the main transmission mechanism and then acts on the driving end pin shaft 11 of the lower roller swing arm A41 and the lower roller swing arm B42, so that the lower roller swing arm A41 and the lower roller swing arm B42 are driven to perform swing motion, namely, the lower roller is driven to work; when the lower roller works, the driven end pin shafts 21 of the lower roller swing arm A41 and the lower roller swing arm B42 synchronously rotate, and after torque force transmission of the auxiliary transmission mechanism, the torque force acts on the driven end pin shafts 21 of the upper roller swing arm A31 and the upper roller swing arm B32, so that the upper roller swing arm A31 and the upper roller swing arm B32 are driven to perform swinging motion, namely, the upper roller is driven to work; to sum up, servo motor 12 and lower floor's roller are connected in this application utilization main drive mechanism transmission to utilize vice drive mechanism transmission to connect lower floor's roller and upper roller, thereby realize the technological effect of single power supply synchronous drive lower floor's roller and upper roller, effectively improve harmony between them.
In order to improve the working smoothness of the upper roller and the lower roller, as shown in fig. 2 and 4, a deep groove ball bearing 13 is arranged between the driving end pin shaft 11 and the driving end mounting seat 1, and a deep groove ball bearing 13 is arranged between the driven end pin shaft 21 and the driven end mounting seat 2, so that the friction force between the driving end pin shaft 11 and the driving end mounting seat 1 and between the driven end pin shaft 21 and the driven end mounting seat 2 is reduced by using the deep groove ball bearing 13, and the working smoothness of the upper roller and the lower roller is effectively improved.
The specific structure of the main transmission mechanism is as follows, as shown in fig. 2 and fig. 3, the main transmission mechanism comprises two driving end gears 14 fixed on a driving end pin shaft 21, a double-side rack 15 connected with the driving end mounting seat 1 in a sliding manner, and a reciprocating drive assembly for driving the double-side rack 15, wherein the double-side rack 15 is respectively meshed with the two driving end gears 14, and the reciprocating drive assembly is in transmission connection with a servo motor 12 and the double-side rack 15; when the lower roller needs to be driven to work, the servo motor drives the bilateral racks 15 to reciprocate vertically through the reciprocating driving assembly, the bilateral racks 15 complete one reciprocating motion, and after the bilateral racks 15 and the two driving end gears 14 are driven, the lower roller swing arm A41 and the lower roller swing arm B42 of the lower roller are in one-time swinging separation and combination; in conclusion, adopt the final drive of this application, servo motor 12 only needs with syntropy output, can drive the bottom roller swing arm A41 and bottom roller swing arm B42 of lower floor's roller and carry out reciprocal swing, compares in adopting the output direction who continuously changes servo motor 12, effectively improves the life of this application.
As shown in fig. 2 and 3, the reciprocating driving assembly includes a cam 16 fixed to an output shaft of the servo motor 12, and a connecting rod 17 having one end rotatably connected to the cam 16, and the other end of the connecting rod 17 rotatably connected to the bottom ends of the double-sided racks 15; the servo motor 12 reciprocates the link 17 to generate a pulling force and a pushing force in a process of driving the cam to rotate, thereby pulling and pushing the double-sided rack 15 to reciprocate.
The double-sided rack 15 is slidably mounted on the driving end mounting base 1 in the following manner, as shown in fig. 2 and 3, at least two limiting columns 18 are fixedly mounted in the driving end mounting base 1, two stroke grooves 181 are formed in the double-sided rack 15 in a penetrating manner along the length direction, and the two limiting columns 18 are respectively in sliding fit with the corresponding stroke grooves 181; therefore, the sliding tracks of the racks 15 on the two sides are limited by the matching of the two limiting columns 18 and the two stroke grooves 181, and the sliding stability of the racks 15 on the two sides is effectively ensured.
It should be noted that, as shown in fig. 2 and 3, two convex strips 19 are symmetrically formed on the inner wall of the driving end mounting seat 1, and the two convex strips 19 slidably clamp the double-sided rack 15, so that the two convex strips 19 are used to limit the mobility of the double-sided rack 15 along the axis direction of the limiting column 18, and the contact surface between the driving end mounting seat 1 and the double-sided rack 15 is reduced, thereby ensuring the smoothness of sliding of the double-sided rack 15 on the premise of further limiting the double-sided rack 15.
The sub-transmission mechanism has the following specific structure, as shown in fig. 4, the sub-transmission mechanism comprises four driven end chain wheels and an intermediate transmission set, wherein the four driven end chain wheels are a driven end chain wheel A22, a driven end chain wheel B23, a driven end chain wheel C24 and a driven end chain wheel D25 in sequence; a driven end chain wheel A22 is fixed on a driven end pin shaft 21 of the lower roller swing arm A41, a driven end chain wheel B23 is fixed on a driven end pin shaft 21 of the lower roller swing arm B42, a driven end chain wheel C24 is fixed on a driven end pin shaft 21 of the upper roller swing arm A31, and a driven end chain wheel D25 is fixed on a driven end pin shaft 21 of the upper roller swing arm B32; the middle transmission set comprises two chains 26, wherein two ends of one chain 26 are respectively connected with a driven end chain wheel A22 and a driven end chain wheel C24, and two ends of the other chain 26 are respectively connected with a driven end chain wheel B23 and a driven end chain wheel D25; the upper roller swing arm A31 and the lower roller swing arm B42 are linked, the steering directions are kept consistent, the upper roller swing arm B32 and the lower roller swing arm A41 are linked, the steering directions are kept consistent, and the upper roller swing arm and the lower roller swing arm are combined to realize that the upper roller and the lower roller always keep different motion states, namely the lower roller performs unfolding motion when the upper roller performs folding motion, and the lower roller performs folding motion when the upper roller performs unfolding motion.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a double-deck roller for computerized flat knitting machine, includes drive end mount pad (1), driven end mount pad (2) to and set up upper roller and lower floor's roller between drive end mount pad (1) and driven end mount pad (2), upper roller includes roller swing arm A (31) and last roller swing arm B (32), lower floor's roller includes roller swing arm A (41) and roller swing arm B (42) down, its characterized in that:
one end of the upper roller swing arm A (31), one end of the upper roller swing arm B (32), one end of the lower roller swing arm A (41) and one end of the lower roller swing arm B (42) are provided with driving end pin shafts (11) which are rotatably connected with the driving end mounting seat (1), and the other ends of the upper roller swing arm A, the lower roller swing arm B and the lower roller swing arm B are provided with driven end pin shafts (21) which are rotatably connected with the driven end mounting seat (2);
the driving end mounting seat (1) is provided with a servo motor (12), the servo motor (12) is provided with a main transmission mechanism, and the main transmission mechanism is connected with a driving end pin shaft (11) of a lower roller swing arm A (41) and a lower roller swing arm B (42);
driven end mount pad (2) are provided with vice drive mechanism, the driven end round pin axle (21) of last roller swing arm A (31) and lower roller swing arm B (42), last roller swing arm B (32) and lower roller swing arm A (41) are connected in the transmission of vice drive mechanism.
2. The double-layer roller for the computerized flat knitting machine according to claim 1, wherein: a deep groove ball bearing (13) is arranged between the driving end pin shaft (11) and the driving end mounting seat (1), and a deep groove ball bearing (13) is arranged between the driven end pin shaft (21) and the driven end mounting seat (2).
3. The double-layer roller for the computerized flat knitting machine according to claim 1, wherein: the main transmission mechanism comprises two driving end gears (14) fixed on driven end pin shafts (21), double-side racks (15) connected with the driving end mounting seat (1) in a sliding mode, and reciprocating driving assemblies used for driving the double-side racks (15), wherein the double-side racks (15) are respectively meshed with the two driving end gears (14), and the reciprocating driving assemblies are in transmission connection with a servo motor (12) and the double-side racks (15).
4. The double-layer roller for the computerized flat knitting machine according to claim 3, wherein: the reciprocating driving assembly comprises a cam (16) fixed on an output shaft of the servo motor (12) and a connecting rod (17) with one end rotatably connected to the cam (16), and the other end of the connecting rod (17) is rotatably connected with the bottom ends of the double-side racks (15).
5. The double-layer roller for the computerized flat knitting machine according to claim 3, wherein: at least two limiting columns (18) are arranged in the driving end mounting seat (1), two stroke grooves (181) are formed in the bilateral racks (15) in a penetrating mode along the length direction, and the two limiting columns (18) are in sliding fit with the corresponding stroke grooves (181) respectively.
6. The double-layer roller for the computerized flat knitting machine according to claim 3, wherein: two convex strips (19) are symmetrically arranged on the inner wall of the driving end mounting seat (1), and the two convex strips (19) slide and clamp the bilateral racks (15).
7. The double-layer roller for the computerized flat knitting machine according to claim 1, wherein: the auxiliary transmission mechanism comprises four driven end chain wheels and a middle transmission group, and the four driven end chain wheels are a driven end chain wheel A (22), a driven end chain wheel B (23), a driven end chain wheel C (24) and a driven end chain wheel D (25) in sequence;
the driven end chain wheel A (22) is fixed on a driven end pin shaft (21) of the lower roller swing arm A (41), the driven end chain wheel B (23) is fixed on a driven end pin shaft (21) of the lower roller swing arm B (42), the driven end chain wheel C (24) is fixed on a driven end pin shaft (21) of the upper roller swing arm A (31), and the driven end chain wheel D (25) is fixed on a driven end pin shaft (21) of the upper roller swing arm B (32);
the middle transmission set comprises two chains (26), wherein two ends of one chain (26) are respectively connected with a driven end chain wheel A (22) and a driven end chain wheel C (24), and two ends of the other chain (26) are respectively connected with a driven end chain wheel B (23) and a driven end chain wheel D (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210090864.1A CN114318648A (en) | 2022-01-26 | 2022-01-26 | Double-layer roller for computerized flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210090864.1A CN114318648A (en) | 2022-01-26 | 2022-01-26 | Double-layer roller for computerized flat knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114318648A true CN114318648A (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210090864.1A Pending CN114318648A (en) | 2022-01-26 | 2022-01-26 | Double-layer roller for computerized flat knitting machine |
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| Country | Link |
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| CN (1) | CN114318648A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652518A (en) * | 2022-09-29 | 2023-01-31 | 桐乡市桐诚科技有限公司 | Four-motor double-layer roller |
-
2022
- 2022-01-26 CN CN202210090864.1A patent/CN114318648A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652518A (en) * | 2022-09-29 | 2023-01-31 | 桐乡市桐诚科技有限公司 | Four-motor double-layer roller |
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