CN214569639U

CN214569639U - Cloth swinging traction mechanism adopting servo drive

Info

Publication number: CN214569639U
Application number: CN202023165613.0U
Authority: CN
Inventors: 白镇宇
Original assignee: Comtech Xiamen Intelligent Control Technology Co Ltd
Current assignee: Comtech Xiamen Intelligent Control Technology Co Ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-02
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses an adopt servo drive's pendulum cloth traction mechanism belongs to the spinning machine field, adopts servo drive's pendulum cloth traction mechanism to include last roller assembly, lower roller assembly and drive assembly, goes up the roller assembly and fixes on drive assembly's outer wall, and cloth is around rolling up on last roller assembly and lower roller assembly respectively, when drive assembly drove lower roller assembly and is reciprocating motion, and cloth can be along with lower roller assembly and do reciprocating motion after receiving the tractive effect. The utility model discloses an adopt servo driven pendulum cloth traction mechanism adopts the traction mechanism that goes up roller assembly, lower roller assembly and drive assembly and combine together, can pull cloth automatically in order to realize pendulum cloth folding discharge, and the transmission process is more steady reliable, satisfies user's cloth and puts the demand.

Description

Cloth swinging traction mechanism adopting servo drive

Technical Field

The utility model relates to the field of textile machinery, especially, relate to an adopt servo drive's pendulum cloth tractive mechanism.

Background

The full-automatic numerical control multifunctional electronic thread-adjusting jacquard double-reverse-side circular weft knitting machine comprises a rack, a triangular mechanism, a jacquard device, a cloth rolling mechanism and a needle cylinder driving device, wherein the cloth rolling mechanism comprises a frame body, a rotary disc, a cloth rolling roller and a traction system, the frame body is fixed on a rotary shaft of the rotary disc, the traction system comprises a traction roller and a driven roller which is arranged in parallel with the traction roller, the cloth rolling torque motor and the traction torque motor are both fixed on the frame body, a belt of the cloth rolling torque motor drives the cloth rolling roller to rotate, a main shaft of the traction torque motor is fixedly provided with a synchronizing wheel, and the synchronizing wheel drives the traction roller of the traction system to rotate through a synchronous belt. However, the drawing system is only used for driving cloth, the discharging mode is single, and cloth folding requirements of cloth placing and discharging of a user are difficult to meet.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's defect, the utility model aims to solve the technical problem that an adopt servo drive's pendulum cloth traction mechanism is proposed, adopt the traction mechanism that roller assembly, lower roller assembly and drive assembly combined together, can pull cloth automatically in order to realize pendulum cloth folding ejection of compact, and transmission process is more steady reliable, satisfies user's cloth and puts the demand.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a pair of adopt servo drive's pendulum cloth tractive mechanism, including last roller assembly, lower roller assembly and drive assembly, go up the roller assembly and fix on drive assembly's outer wall, cloth is around rolling up respectively on last roller assembly and lower roller assembly, when drive assembly drives lower roller assembly and is reciprocating motion, can be along with lower roller assembly and do reciprocating motion after receiving the tractive effect for cloth.

The utility model discloses preferred technical scheme lies in, drive assembly includes servo motor, at least one roller train, rack, guide holder and casing, and servo motor fixes on the guide holder, and servo motor's power take off end and the tooth profile of tooth face meshing transmission of rack, roller train and guide holder rotatable coupling, the roller train can be followed the axial of rack and is done the roll, and the rack is fixed in the casing, goes up the roller assembly and fixes on the casing, lower roller assembly and guide holder rotatable coupling.

The utility model discloses preferred technical scheme lies in, goes up the roller assembly and includes at least one and goes up branch roller and locating support, goes up branch roller and locating support rotatable coupling, and the locating support is fixed on the casing.

The utility model discloses preferred technical scheme lies in, the rigid coupling has the position sleeve that is used for cup jointing guide pillar mechanism on the locating support to adjust the height that goes up and down.

The utility model discloses preferred technical scheme lies in, lower roller assembly includes two lower supporting rollers, lower supporting roller and guide holder rotatable coupling, and two lower supporting rollers mutually support to press from both sides tight location to cloth.

The utility model discloses preferred technical scheme lies in, and the tip rigid coupling of rack has the gag lever post to the displacement of restriction guide holder.

The utility model discloses preferred technical scheme lies in, the rigid coupling has displacement sensor on the guide holder to the displacement of roller subassembly under the measurement.

The utility model has the advantages that:

the utility model provides an adopt servo driven pendulum cloth tractive mechanism, go up the roller assembly and transmit cloth for the back of lower roller assembly, drive assembly can drive lower roller assembly reciprocating motion to drive cloth and carry out reciprocating motion, in order to realize putting the folding ejection of compact of cloth. The transmission assembly is driven by a servo, the speed is adjusted accurately and reliably, and the cloth swinging process is guaranteed to be more stable and reliable. Through the process, the cloth swinging traction mechanism can automatically pull the cloth to realize swinging, folding and discharging, and the transmission process is more stable and reliable.

Drawings

Fig. 1 is a schematic view of an internal structure of a cloth swinging and drawing mechanism using servo drive according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the assembly of the cloth swinging and drawing mechanism driven by servo and the weft knitting machine according to the embodiment of the present invention.

In the figure:

1. an upper roll shaft assembly; 11. an upper support roller; 12. positioning the bracket; 121. a positioning sleeve; 2. a lower roller assembly; 21. a lower support roller; 3. a transmission assembly; 31. a servo motor; 32. a roller set; 33. a rack; 34. a guide seat; 35. a housing; 36. a limiting rod; 4. a guide post mechanism; 5. and a displacement sensor.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, in the cloth swinging and pulling mechanism adopting servo drive provided in this embodiment, in order to enable the cloth swinging and pulling mechanism to automatically pull the cloth to realize cloth swinging, folding and discharging, the transmission process is more stable and reliable. Further, adopt servo drive's pendulum cloth traction mechanism to include roller assembly 1, lower roller assembly 2 and drive assembly 3, go up roller assembly 1 and fix on drive assembly 3's outer wall, cloth is around rolling up respectively on roller assembly 1 and lower roller assembly 2, when drive assembly 3 drives lower roller assembly 2 and is reciprocating motion, cloth receives the tractive effect after can be along with lower roller assembly 2 and is reciprocating swing. Go up roller assembly 1 and give 2 backs of roller assembly under with cloth transmission, drive assembly 3 can drive roller assembly 2 reciprocating motion down to drive cloth and carry out reciprocating swing, in order to realize putting the folding ejection of compact of cloth. Wherein, transmission assembly 3 adopts servo drive, and speed control is accurate reliable, guarantees that the pendulum cloth process is more steady reliable. Through the process, the cloth swinging traction mechanism can automatically pull the cloth to realize swinging, folding and discharging, and the transmission process is more stable and reliable. The user can add this pendulum cloth traction mechanism on traditional weft knitting machine according to the demand to make the weft knitting machine except realizing the batching ejection of compact, still can realize the pendulum cloth ejection of compact, cloth ejection of compact mode is abundanter various, satisfies user's cloth and puts the demand.

Preferably, the transmission assembly 3 includes a servo motor 31, at least one roller set 32, a rack 33, a guide seat 34 and a housing 35, the servo motor 31 is fixed on the guide seat 34, a power output end of the servo motor 31 is engaged with a toothed surface of the rack 33 for transmission, the roller set 32 is rotatably connected with the guide seat 34, the roller set 32 can roll along an axial direction of the rack 33, the rack 33 is fixed in the housing 35, the upper roller assembly 1 is fixed on the housing 35, and the lower roller assembly 2 is rotatably connected with the guide seat 34. The power output end of the servo motor 31 is meshed with the toothed surface of the rack 33 through a gear, and when the power output end of the servo motor 31 rotates, the guide seat 34 can be driven to be meshed and driven along the rack 33, so that the lower roller shaft assembly 2 is driven to move in a reciprocating mode, and cloth is driven to swing. Wherein, the roller group 32 is attached to the upper end face of the rack 33 and rolls along the upper end face of the rack 33 to play a guiding role, thereby ensuring that the transmission process is more stable and reliable. The housing 35 functions as a positioning assembly and a protection function.

Preferably, the upper roller assembly 1 includes at least one upper support roller 11 and a positioning bracket 12, the upper support roller 11 is rotatably connected to the positioning bracket 12, and the positioning bracket 12 is fixed on the housing 35. The upper support roller 11 can rotate on the positioning bracket 12 to drive cloth, and the positioning bracket 12 is used for positioning and assembling the upper support roller 11.

Preferably, a positioning sleeve 121 for sleeving the guide post mechanism 4 is fixedly connected to the positioning bracket 12 to adjust the lifting height. The positioning sleeve 121 is arranged to facilitate the assembly of the upper support roller 11 with the guide post mechanism 4 through the positioning bracket 12, and the position of the positioning sleeve 121 on the guide post mechanism 4 is manually adjusted to adjust the height of the upper support roller 11.

Preferably, the lower roller assembly 2 comprises two lower support rollers 21, the lower support rollers 21 are rotatably connected with the guide seat 34, and the two lower support rollers 21 are mutually matched to clamp and position the cloth. The lower supporting rollers 21 can rotate on the guide seat 34 to drive the cloth, and the two lower supporting rollers 21 are matched with each other, so that the cloth can be clamped and positioned reliably.

Preferably, a stopper 36 is fixed to an end of the rack 33 to limit the displacement of the guide seat 34. By arranging the limiting rod 36, the displacement of the guide seat 34 can be effectively limited, and the transmission process is more stable and reliable.

Preferably, a displacement sensor 5 is fixed on the guide seat 34 to measure the moving distance of the lower roller assembly 2. The displacement sensor 5 can sense and measure the moving distance of the lower roller assembly 2, avoid collision interference and facilitate monitoring the displacement data of the lower roller assembly 2 so as to adjust the travelling speed.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides an adopt servo drive's pendulum cloth traction mechanism which characterized in that:

comprises an upper roller component (1), a lower roller component (2) and a transmission component (3);

the upper roller shaft assembly (1) is fixed on the outer wall of the transmission assembly (3);

cloth is respectively wound on the upper roller shaft assembly (1) and the lower roller shaft assembly (2), and when the transmission assembly (3) drives the lower roller shaft assembly (2) to do reciprocating motion, the cloth can be driven by the traction action to do reciprocating swing along with the lower roller shaft assembly (2).

2. The pendulum cloth pulling mechanism using servo drive of claim 1, wherein:

the transmission assembly (3) comprises a servo motor (31), at least one roller group (32), a rack (33), a guide seat (34) and a machine shell (35);

servo motor (31) are fixed on guide holder (34), servo motor's (31) power take off with the tooth profile meshing transmission of rack (33), roller train (32) with guide holder (34) rotatable coupling, roller train (32) can be followed the roll is done to the axial of rack (33), rack (33) are fixed in casing (35), go up roller assembly (1) and fix on casing (35), lower roller assembly (2) with guide holder (34) rotatable coupling.

3. The pendulum cloth pulling mechanism using servo drive of claim 2, wherein:

the upper roller assembly (1) comprises at least one upper support roller (11) and a positioning bracket (12);

the upper supporting roller (11) is rotatably connected with the positioning support (12), and the positioning support (12) is fixed on the machine shell (35).

4. The cloth swinging and pulling mechanism adopting servo drive as claimed in claim 3, wherein:

and a positioning sleeve (121) for sleeving the guide post mechanism (4) is fixedly connected to the positioning support (12) so as to adjust the lifting height.

5. The pendulum cloth pulling mechanism using servo drive of claim 2, wherein:

the lower roller assembly (2) comprises two lower support rollers (21);

the lower supporting roller (21) is rotatably connected with the guide seat (34);

the two lower supporting rollers (21) are mutually matched to clamp and position the cloth.

6. The pendulum cloth pulling mechanism using servo drive of claim 2, wherein:

and a limiting rod (36) is fixedly connected to the end part of the rack (33) to limit the displacement of the guide seat (34).

7. The pendulum cloth pulling mechanism using servo drive of claim 2, wherein:

and a displacement sensor (5) is fixedly connected to the guide seat (34) to measure the moving distance of the lower roller component (2).