CN211079447U

CN211079447U - Drawing frame

Info

Publication number: CN211079447U
Application number: CN201921970222.0U
Authority: CN
Inventors: 陈元林
Original assignee: Hangzhou Aohua Textile Co ltd
Current assignee: Hangzhou Aohua Textile Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-24
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a drawing frame, which comprises a frame, wherein a vertical mounting plate is arranged at the discharge end of the frame, three traction rings are arranged on one surface of the mounting plate, the three traction rings are arranged at intervals along the vertical direction, and a cotton sliver sequentially passes through the three traction rings in an S shape; the lower end of the mounting plate is provided with a traction mechanism for drawing the cotton sliver to pass through the traction ring; and the mounting plate is also provided with an adjusting mechanism for adjusting the distance between two adjacent traction rings. The scheme can further stretch the cotton sliver, reduces the stress of fibers in the cotton sliver and improves the quality of the cotton sliver.

Description

Drawing frame

Technical Field

The utility model belongs to the technical field of the technique of weaving and specifically relates to a drawing frame is related to.

Background

Conventional spinning processes often include opening picking, carding, drawing, roving, spinning, and spooling. The drawing frame is used for combining a plurality of cotton slivers into one cotton sliver, improving the internal structure of the cotton sliver, improving the uniformity of length segments of the cotton sliver, reducing the uneven weight rate, straightening and paralleling fibers in the cotton sliver, reducing hooks, enabling the fineness to meet the specification, uniformly mixing raw materials of different types or different qualities to achieve the specified mixing ratio, and then collecting the cotton sliver in a cotton cylinder for subsequent processing operation.

Along with the increase of the length of time that the drawing frame used, the consume of its internal spare part increased, and fibrous stress in the silver will grow, and the effect that the extension of fibre is parallel and reduce the crotch in the silver will worsen gradually, and then leads to the quality variation of silver.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drawing frame can further stretch the silver, has reduced fibrous stress in the silver, improves the quality of silver.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a drawing frame comprises a frame, a vertical mounting plate is arranged at the discharge end of the frame, three traction rings are arranged on one surface of the mounting plate, the three traction rings are arranged at intervals from top to bottom, and a cotton sliver sequentially passes through the three traction rings in an S shape; the lower end of the mounting plate is provided with a traction mechanism for drawing the cotton sliver to pass through the traction ring; and the mounting plate is also provided with an adjusting mechanism for adjusting the distance between two adjacent traction rings.

Through adopting above-mentioned technical scheme, the operator is the S-shaped silver that passes three traction ring and drive mechanism in proper order with organism output, restarts drive mechanism afterwards and makes the silver pass through three traction ring in an orderly manner, and the silver will obtain abundant tensile when three traction ring, and the fibre in the silver just can further straighten the parallel, and spacing crotch reduces, fibrous stress reduction in the silver, and then has improved the quality of silver. In addition, the operator still can come the interval of adjusting simultaneously between two adjacent traction rings through adjustment mechanism, has played the tensile degree of adjustment silver when two adjacent traction rings, and this flexibility and the practicality that has not only improved the device and use have still guaranteed the quality of silver. Compared with the prior art, the scheme can further stretch the cotton sliver, reduces the stress of fibers in the cotton sliver and improves the quality of the cotton sliver.

The utility model discloses further set up to: the adjusting mechanism comprises three sliding grooves which are formed in one surface, close to the traction rings, of the mounting plate, the three sliding grooves are arranged at intervals in the vertical direction, the positions of the three sliding grooves correspond to the positions of the three traction rings one by one, and the length direction of each sliding groove is perpendicular to the transmission direction of the cotton sliver; the adjusting mechanism comprises a sliding block which is tightly attached in the sliding chute in a sliding way and is connected with the corresponding traction ring, and a threaded rod which is rotatably connected in the sliding chute and is in threaded fit with the sliding block, the length of the threaded rod is consistent with the length direction of the sliding chute, and the rotating directions of threads on two adjacent threaded rods are opposite; the adjusting mechanism further comprises a driving part which is arranged on the mounting plate and used for driving the three threaded rods to rotate simultaneously.

Through adopting above-mentioned technical scheme, the operator drives three threaded rods and takes place rotatoryly simultaneously through the initiative piece, under the screw thread effect of threaded rod, the slider just can take place to slide in the spout along with the axial of corresponding the threaded rod, because the screw thread on two adjacent threaded rods revolves to being opposite, this slip direction that has just also led to two adjacent sliders is also opposite, distance between two adjacent traction rings just can the grow or diminish, and then reached the tensile degree of adjustment silver when passing through two adjacent traction rings, adjustment mechanism's structural principle is simple, and it is very convenient to operate.

The utility model discloses further set up to: the driving part comprises worm gears fixedly sleeved on the three threaded rods, worms rotatably connected to the mounting plate and meshed with the three worm gears, and a handle arranged at one end of each worm.

Through adopting above-mentioned technical scheme, the operator rotates the worm through the handle, and under the combined action of worm and three worm wheel, three threaded rods just can be synchronous and the syntropy take place to rotate, and the structural principle of initiative piece is simple, has made things convenient for operator's operation greatly. In addition, since the linkage structure of the worm gear and the worm has a function of amplifying the torque, the operator can rotate the handle more easily and smoothly.

The utility model discloses further set up to: and the sliding block is embedded with a ball which is abutted against the inner side wall of the sliding groove in a rolling manner.

Through adopting above-mentioned technical scheme, the ball can become the rolling friction of ball with the sliding friction that produces when slider and spout contact, has reduced the resistance that the slider received when removing, and then makes the position adjustment of slider and traction ring more smooth.

The utility model discloses further set up to: the inner side wall of the sliding groove is provided with a groove corresponding to the ball, the length direction of the groove is consistent with the sliding direction of the sliding block, and the part of the ball penetrating out of the sliding block rolls and is tightly attached to the inner side wall of the groove.

Through adopting above-mentioned technical scheme, the recess can make the point contact between ball and the spout inside wall originally become present line contact, has increased the contact area between ball and the spout inside wall, becomes to increase the contact area between slider and the mounting panel mutually, and then makes the removal of slider and traction ring more steady.

The utility model discloses further set up to: and the mounting plate is provided with a dial gauge for displaying the distance between two adjacent traction rings.

Through adopting above-mentioned technical scheme, the operator can clearly know the interval size between two adjacent traction rings through the graduation apparatus, and the operator just can adjust the interval between two traction rings fast and accurately.

The utility model discloses further set up to: the traction mechanism comprises two traction wheels which are rotationally connected to the mounting plate and are in contact with the cotton sliver, and a motor which is arranged on the mounting plate and is used for driving one of the traction wheels to rotate.

By adopting the technical scheme, an operator drives one of the traction wheels to rotate through the motor, and under the matching use of the other traction wheel, the cotton sliver can continuously pass through the three traction rings and enter the cotton cylinder, so that the normal operation of the device is ensured.

The utility model discloses further set up to: and a circle of ring groove for limiting the separation of the cotton sliver is formed in the side wall of the traction wheel.

Through adopting above-mentioned technical scheme, the annular can carry on spacingly to the transport of silver, has effectively reduced the probability that the silver breaks away from the traction wheel, has guaranteed the normal operating of device.

To sum up, the utility model discloses a beneficial technological effect does:

1. the arrangement of the mounting plate, the traction ring and the traction mechanism can further stretch the cotton sliver, reduce the stress of fibers in the cotton sliver and improve the quality of the cotton sliver;

2. the arrangement of the adjusting mechanism can adjust the stretching degree of the cotton sliver when the cotton sliver passes through two adjacent traction rings, and the flexibility and the practicability of the device are improved;

3. the arrangement of the ball and the groove can ensure that the position of the traction ring moves more smoothly and stably;

4. the arrangement of the dial gauge can enable an operator to quickly and accurately adjust the distance between the two traction rings;

5. the arrangement of the ring groove effectively reduces the probability of separation of the cotton sliver from the traction wheel, and ensures the normal operation of the device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial sectional structure of the middle mounting plate of the present invention.

In the figure, 1, a machine body; 2. mounting a plate; 3. a traction ring; 4. a traction wheel; 5. a ring groove; 6. a motor; 7. a chute; 8. a slider; 9. a threaded rod; 10. a driving member; 101. a worm gear; 102. a worm; 103. a handle; 11. a ball bearing; 12. a groove; 13. and (4) a scale table.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a drawing frame comprises a frame body 1, wherein a vertical mounting plate 2 is mounted at the discharge end of the frame body 1, three traction rings 3 for a cotton sliver to pass through are arranged on one surface of the mounting plate 2, the three traction rings 3 are uniformly arranged on the mounting plate 2 from top to bottom, two adjacent traction rings 3 are arranged in a staggered manner, and the cotton sliver sequentially passes through the three traction rings 3 in an S shape. The mounting panel 2 is close to and rotates on the surface of traction ring 3 and is connected with traction wheel 4 of two parallels, and two traction wheels 4 all are located the below of traction ring 3, and all set up the annular 5 that the restriction silver took place to break away from on the lateral wall of two traction wheels 4, still install on the mounting panel 2 and drive one of them traction wheel 4 and take place rotatory motor 6, and motor 6 passes through the electric wire and is connected with the power. The operator is the silver of 1 output of organism and is the S-shaped three traction ring 3 that passes in proper order, then pass the silver from 5 departments of annular between two traction wheel 4, behind operator starter motor 6, traction wheel 4 just can pull the silver, the silver just can walk around three dislocation set' S traction ring 3 in proper order, the silver will obtain stretching when three traction ring 3, the fibre in the silver just can further straighten parallelly, fibrous crotch reduces, the quality of silver can improve. It should be noted that the rotation speed of the traction wheel 4 should be kept the same as the discharge speed of the sliver, so as to avoid the situation that the sliver is piled up at the three traction rings 3. Wherein the traction wheel 4 and the motor 6 form a traction mechanism for drawing the cotton sliver through the traction ring 3.

Referring to fig. 2, three sliding grooves 7 are formed in one surface of the mounting plate 2, which is close to the traction ring 3, the three sliding grooves 7 are uniformly arranged on the mounting plate 2 from top to bottom, the positions of the three sliding grooves 7 correspond to the positions of the three traction rings 3 one by one, and the length direction of the sliding grooves 7 is perpendicular to the conveying direction of the cotton sliver. Each sliding groove 7 is internally provided with a sliding block 8 fixedly connected with the corresponding traction ring 3, and the sliding block 8 can slide along the length direction of the corresponding sliding groove 7 and tightly abut against the sliding groove 7. A threaded rod 9 is rotatably connected in each sliding groove 7, the length direction of each threaded rod 9 is consistent with that of the corresponding sliding groove 7, the threaded rods 9 penetrate through the sliding blocks 8 in the corresponding sliding grooves 7 and are in threaded fit with the sliding blocks 8, and the rotating directions of threads on two adjacent threaded rods 9 are opposite. The same end of the three threaded rods 9 is fixedly sleeved with a worm wheel 101, the mounting plate 2 is rotatably connected with a worm 102, the worm 102 is meshed with the three worm wheels 101, and one end of the worm 102 penetrates out of the side wall of the mounting plate 2 and is fixedly connected with a handle 103. The operator rotates worm 102 through handle 103, under the linkage of worm 102 and three worm wheel 101, three threaded rods 9 just can be synchronous and the syntropy takes place to rotate, because the screw thread on two adjacent threaded rods 9 revolves to opposite, this has just also led to two adjacent sliders 8's slip direction also opposite, distance between two adjacent traction rings 3 will grow or diminish, two adjacent traction rings 3 just can change the tensile degree of silver, the operator can adjust the tensile degree of traction rings 3 to the silver according to the actual conditions of silver, this flexibility and the practicality that has improved the device use greatly. Wherein, the worm wheel 101, the worm 102 and the handle 103 form a driving part 10 which drives the three threaded rods 9 to rotate simultaneously; the sliding groove 7, the sliding block 8, the threaded rod 9 and the driving part 10 form an adjusting mechanism for simultaneously adjusting the distance between two adjacent traction rings 3.

Roll on the lateral wall of slider 8 and inlay the ball 11 that is equipped with the inside wall butt of spout 7, correspond ball 11 on the inside wall of spout 7 and all seted up a transversal curved recess 12 of personally submitting, the length direction of recess 12 is unanimous with the length direction of spout 7. The part of the ball 11 which penetrates out of the side wall of the slide block 8 rolls and is tightly attached to the inner side wall of the groove 12. The ball 11 will become present line contact with the inside wall of spout 7 from the point contact originally, becomes to increase the contact area between slider 8 and the mounting panel 2 mutually, and then makes the slip of slider 8 and traction ring 3 more smoothly and steady.

In order to enable an operator to quickly and accurately adjust the distance between the two traction rings 3, a dial gauge 13 for displaying the distance between the two adjacent traction rings 3 is arranged on one surface of the mounting plate 2 close to the traction rings 3.

The implementation principle of the embodiment is as follows: the operator is the silver of 1 output of organism and is the S-shaped three traction ring 3 that passes in proper order, then pass the silver from 5 departments of annular between two traction wheel 4, behind operator starter motor 6, traction wheel 4 just can pull the silver, the silver just can walk around three dislocation set' S traction ring 3 in proper order, the silver will obtain stretching when three traction ring 3, the fibre in the silver just can further straighten parallelly, fibrous crotch reduces, the quality of silver can improve. In addition, the operator can also rotate the worm 102 through the handle 103, under the linkage effect of the worm 102 and the three worm wheels 101, the three threaded rods 9 can synchronously rotate in the same direction, the thread turning directions on the two adjacent threaded rods 9 are opposite, so that the sliding directions of the two adjacent sliding blocks 8 are also opposite, the distance between the two adjacent traction rings 3 can be increased or decreased, the stretching degree of the cotton sliver by the two adjacent traction rings 3 can be changed, the operator can adjust the stretching degree of the traction rings 3 to the cotton sliver according to the actual condition of the cotton sliver, and the flexibility and the practicability of the device are greatly improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A drawing frame comprising a frame (1), characterized in that: a vertical mounting plate (2) is arranged at the discharge end of the machine body (1), three traction rings (3) are arranged on one surface of the mounting plate (2), the three traction rings (3) are arranged at intervals from top to bottom, and cotton slivers sequentially penetrate through the three traction rings (3) in an S shape; the lower end of the mounting plate (2) is provided with a traction mechanism for drawing the cotton sliver to pass through the traction ring (3); the mounting plate (2) is also provided with an adjusting mechanism for adjusting the distance between two adjacent traction rings (3).

2. A drawing frame as claimed in claim 1, characterized in that: the adjusting mechanism comprises three sliding chutes (7) which are arranged on one surface of the mounting plate (2) close to the traction ring (3), the three sliding chutes (7) are arranged at intervals along the vertical direction, the positions of the three sliding chutes (7) correspond to the positions of the three traction rings (3) one by one, and the length direction of the sliding chutes (7) is vertical to the transmission direction of the cotton sliver; the adjusting mechanism comprises a sliding block (8) which is tightly attached in the sliding groove (7) in a sliding way and is connected with the corresponding traction ring (3), and a threaded rod (9) which is rotatably connected in the sliding groove (7) and is in threaded fit with the sliding block (8), the length of the threaded rod (9) is consistent with the length direction of the sliding groove (7), and the rotating directions of threads on two adjacent threaded rods (9) are opposite; the adjusting mechanism further comprises a driving part (10) which is arranged on the mounting plate (2) and is used for driving the three threaded rods (9) to rotate simultaneously.

3. A drawing frame according to claim 2, characterized in that: the driving piece (10) comprises worm wheels (101) which are respectively fixedly sleeved on the three threaded rods (9), worms (102) which are rotatably connected to the mounting plate (2) and are all meshed with the three worm wheels (101), and handles (103) which are arranged at one ends of the worms (102).

4. A drawing frame according to claim 2, characterized in that: the sliding block (8) is provided with a rolling ball (11) which is abutted against the inner side wall of the sliding groove (7) in a rolling and embedding manner.

5. A drawing frame according to claim 4, characterized in that: a groove (12) is formed in the inner side wall of the sliding groove (7) corresponding to the ball (11), the length direction of the groove (12) is consistent with the sliding direction of the sliding block (8), and the part, penetrating out of the sliding block (8), of the ball (11) rolls and is attached to the inner side wall of the groove (12).

6. A drawing frame as claimed in claim 1, characterized in that: and a dial gauge (13) for displaying the distance between two adjacent traction rings (3) is arranged on the mounting plate (2).

7. A drawing frame as claimed in claim 1, characterized in that: the traction mechanism comprises two traction wheels (4) which are rotationally connected to the mounting plate (2) and are in contact with the cotton sliver, and a motor (6) which is arranged on the mounting plate (2) and is used for driving one traction wheel (4) to rotate.

8. A drawing frame according to claim 7, characterized in that: and a ring of ring grooves (5) for limiting the separation of the cotton sliver are formed in the side wall of the traction wheel (4).