CN210458573U

CN210458573U - Winding driving wheel structure of full-automatic bottom line winding machine

Info

Publication number: CN210458573U
Application number: CN201920184584.0U
Authority: CN
Inventors: 王红宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-01
Filing date: 2019-02-01
Publication date: 2020-05-05
Anticipated expiration: 2029-02-01

Abstract

The utility model discloses a full-automatic bobbin thread machine wire winding action wheel structure, including setting up the transmission shaft in the fixing base, set up the action wheel on a transmission shaft tip, install between transmission shaft and action wheel and with the location axle of action wheel concentric circles, be equipped with the concentric blind hole to keeping away from action wheel one side direction axial extension in the centre of a circle department of the transmission shaft tip towards action wheel one side, be equipped with the spring in the blind hole, axle center department at the action wheel is equipped with the through-hole, a tip of location axle is supported and is pressed on the spring in the blind hole and make the spring keep by compression state, another tip is located the through-hole department of action wheel, and be equipped with on this tip along stretching out the outer toper location. The utility model discloses simple structure can follow action wheel one side and carry out concentric location and the pushing away after the wire winding is accomplished to the sinle silk and leave, ensures that the sinle silk freely falls, ensures the concentric rotation of sinle silk, makes the spiral on the sinle silk arrange more closely knit level and smooth, and the line that can convolute is longer.

Description

Winding driving wheel structure of full-automatic bottom line winding machine

Technical Field

The utility model relates to a full-automatic bobbin thread winding machine especially relates to reel institutional advancement.

Background

In garment processing, sewing operations are often performed using sewing machines or computerized embroidery machines, and a bobbin thread is generally used. Usually, the bottom thread is respectively wound on each core, and the empty core can be continuously used after the bottom thread is wound again. In order to improve the production efficiency, the prior full-automatic bobbin winder is mainly used, and comprises a base, a winding station for accommodating a bobbin, a core pushing device, a core sliding groove arranged above the core pushing device, a winding device and the like, wherein the core pushing device comprises a core pushing rod which reciprocates between the winding station and the core sliding groove, the winding device comprises a driving wheel arranged in a fixed seat on one side of the winding station, a driven wheel arranged on the other side of the winding station and a driven wheel push rod for pushing the driven wheel to reciprocate, when the core is sent into the winding station by the core pushing rod, the driven wheel pushes and extrudes the core on the side surface of the driving wheel from the other side, the driving wheel is driven to rotate by a transmission shaft, and the core is driven to rotate by friction force between the side surface of the driving wheel and the side surface of the core, so that the. In this way, the wire core is extruded on the side surface of the driving wheel by the driven wheel, only friction force exists between the driving wheel and the wire core, and when the driving wheel is started, the wire core is easy to slip due to inertia, even generates certain displacement, so that the bottom wire is not uniformly wound or the wire core falls off.

Disclosure of Invention

The utility model aims at providing a can carry out guiding orientation, use more reliable full-automatic bobbin thread machine wire winding driving wheel structure to the core.

The technical solution of the utility model is that: the utility model provides a full-automatic bobbin thread machine wire winding action wheel structure, is including setting up transmission shaft in the fixing base, setting up the action wheel at a transmission shaft tip, still including installing the transmission shaft with between the action wheel and with the location axle of action wheel concentric circles, in the orientation action wheel one side the centre of a circle department of transmission shaft tip is equipped with to keeping away from action wheel one side direction axial extension's concentric blind hole is equipped with the spring in the blind hole the axle center department of action wheel is equipped with the through-hole, and a tip of location axle supports to press on the spring in the blind hole and makes the spring keep by compression state, and another tip is located the through-hole department of action wheel, and be equipped with on this tip along stretching out the outer toper location portion of through.

The transmission shaft is internally provided with a concentric axial blind hole, a part of the built-in spring and the positioning shaft are arranged along the axial direction of the transmission shaft, and the compressed state of the spring is kept, so that under the action of spring force, the conical positioning part at the end part of the positioning shaft can be kept to pass through the through hole at the axle center of the driving wheel and extend out of the through hole, when the driving wheel is contacted with the wire core, the conical positioning part can extend into the axial hole of the wire core, positioning and limiting effects are achieved, when the driving wheel rotates, the wire core can be ensured to rotate by taking the positioning part as the circle center, so that the instantaneous shifting caused by inertia is avoided, the winding of the bottom wire can be accurately carried out, the use is more reliable, the conical structure can enable the.

And an annular separation blade is arranged on the positioning shaft between the spring and the through hole, and the diameter of the separation blade is larger than that of the through hole. The annular separation blade can restrict the length that location portion passed the through-hole, ensures that the sinle silk of coiling after full can drop smoothly.

A rubber pad is arranged on the side surface of the driving wheel outside the through hole, a through hole corresponding to the through hole is formed in the rubber pad, and the positioning part extends out of the outer side of the through hole. The rubber pad can increase the frictional force with the sinle silk lateral wall, drives the sinle silk more easily and rotates.

The side surface of the driving wheel outside the through hole is provided with a hollow accommodating part, and the rubber pad is arranged in the accommodating part. The rubber pad is conveniently accommodated, and the flatness of the side surface of the driving wheel is kept.

An annular groove is formed in the inner wall of the accommodating part, and an annular protruding part matched with the annular groove is arranged on the outer wall of the rubber pad. Through in the annular groove of ring protrusion embedding, can make the firm stability of rubber pad in the holding portion, avoid because the friction makes the rubber pad dislocate and influence the operation of wire winding and hourglass line core.

The outer wall of one end of the transmission shaft on one side of the blind hole is provided with an external thread, the inner wall of the driving wheel on one side of the blind hole is provided with a step part, and the surface of the step part is provided with an internal thread matched with the external thread. The driving wheel is movably connected to the transmission shaft through the internal thread and the external thread, so that the maintenance is convenient.

The transmission shaft at the rear side of the external thread is provided with an annular protruding part, a second stepped part with a trapezoidal vertical section is arranged in the driving wheel outside the internal thread, and the vertical section of the protruding part is trapezoidal matched with the second stepped part. The protruding part of the transmission shaft can be matched with the second stepped part, so that the connection between the driving wheel and the transmission shaft is coaxial, and the stability of threaded connection can be improved.

Step with between the through-hole be equipped with third step portion on the inner wall of action wheel, the separation blade is located third step portion. The separation blade can remove in second step portion to ensure the length that the location portion of location axle stretches out the through-hole, can effective location and spacing sinle silk, can ensure the distance of withdrawal again when location portion pressurized, accuracy and convenience when guaranteeing the hourglass sinle silk.

The utility model has the advantages that: simple structure can follow action wheel one side and carry out concentric location and push away from the sinle silk after the wire winding is accomplished and leave the rubber pad from the sinle silk, ensures that the sinle silk freely falls, keeps the concentric rotation of sinle silk more easily during the coiling to make the line coil arrange more closely knit leveling on the sinle silk, the line of same sinle silk space coiling longer.

Drawings

Fig. 1 is a schematic diagram of an explosive structure according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional structure diagram of an embodiment of the present invention;

FIG. 3 is a schematic sectional view of a driving wheel in an embodiment of the present invention;

1. the transmission shaft, 2, a driving wheel, 3, a blind hole, 4, a spring, 5, a positioning shaft, 6, a through hole, 7, a positioning part, 8, a baffle plate, 9, a rubber pad, 10, an accommodating part, 11, a through hole, 12, an external thread, 13, a step part, 14, an internal thread, 15, a second step part, 16, a bearing, 17, a bearing, 18, a transmission wheel, 19, a threaded hole, 20, a bearing spacer sleeve, 21, a screw, 22, a milling flat position, 23, a fixed seat, 24, a third step part, 25, an annular groove, 26, an annular protrusion part, 27 and a protrusion part.

Detailed Description

Example (b):

referring to fig. 1-3, a winding driving wheel structure of a full-automatic bobbin thread winding machine comprises a transmission shaft 1 arranged in a fixed seat 13, a driving wheel 2 arranged at one end of the transmission shaft 1, and a positioning shaft 5 arranged between the transmission shaft 1 and the driving wheel 2 and having the same center with the driving wheel 2, wherein a concentric blind hole 3 axially extending towards one side of the driving wheel 2 is arranged at the center of the end of the transmission shaft 1 facing one side of the driving wheel 2, a spring 4 is arranged in the blind hole 3, a through hole 6 is arranged at the center of the driving wheel 2, one end of the positioning shaft 5 is pressed on the spring 4 in the blind hole 3 and keeps the spring 4 in a compressed state, the other end is arranged at the through hole 6 of the driving wheel 2, and a conical positioning part 7 extending out of the through hole 6. An annular baffle 8 is arranged on the positioning shaft 5 between the spring 4 and the through hole 6, and the diameter of the baffle 8 is larger than that of the through hole 6. A rubber pad 9 is arranged on the side surface of the driving wheel 2 outside the through hole 6, a through hole 11 corresponding to the through hole 6 is arranged on the rubber pad 9, and the positioning part 7 extends out of the through hole 11. The side surface of the driving wheel 2 outside the through hole 6 is provided with a hollow containing part 10, the rubber pad 9 is arranged in the containing part 10, the inner wall of the containing part 10 is provided with an annular groove 25, and the outer wall of the rubber pad 9 is provided with an annular protrusion 26 matched with the annular groove 25.

The coaxial blind hole 3 is arranged in the transmission shaft 1, a spring 4 and a positioning shaft 5 are arranged in the axial direction of the transmission shaft 1, and the compressed state of the spring 4 is kept, so that under the elastic action of the spring 4, a conical positioning part 7 at the end part of the positioning shaft 5 can be kept to pass through a through hole 6 at the axis of the driving wheel 2 and extend out of the through hole 6, when the driving wheel 2 is in contact with a wire core, the conical positioning part 7 can extend into the axial hole of the wire core, positioning and limiting effects are achieved, when the driving wheel 2 rotates, the wire core can be ensured to rotate by taking the positioning part 7 as the circle center, so that the shifting caused by inertia in the moment of starting is avoided, accurate winding of a bottom wire is ensured, the use is more reliable, the conical structure can enable the positioning part 7 to easily enter and.

An external thread 12 is arranged on the outer wall of one end of the transmission shaft 1 on one side of the blind hole 3, a step part 13 is arranged on the inner wall of the driving wheel 2 on one side of the blind hole 3, and an internal thread 14 matched with the external thread 12 is arranged on the surface of the step part 13. An annular protruding part 27 is arranged on the transmission shaft 1 at the rear side of the external thread 14, a second step part 15 with a trapezoidal vertical section is arranged in the driving wheel 2 outside the internal thread 14, and the protruding part 27 is trapezoidal with a vertical section matched with the second step part 15. A third step portion 24 is provided on the inner wall of the driver 2 between the step portion 13 and the through hole 6, and the stopper 8 is located in the third step portion 24. The inner wall of the driving wheel 2 is provided with three step parts which can be respectively matched with the protruding part 27 and the external thread 12 arranged on the transmission shaft 1 and the baffle sheet 8 on the positioning shaft 5 on the one hand, and the weight of the driving wheel 2 can be reduced on the other hand.

The transmission shaft 1 is arranged in a fixed seat 23, two ends of the transmission shaft are respectively provided with a bearing 16 and a bearing 17, a bearing spacer sleeve 20 sleeved outside the transmission shaft 1 is arranged between the two bearings, a transmission wheel 18 is sleeved outside the transmission shaft 1 outside the fixed seat 23, a threaded hole 19 is formed in the transmission wheel 18, a square milling flat position 22 is arranged on the transmission shaft 1, a screw 21 penetrates through the threaded hole 19, and the end part of the screw is pressed on the inserted milling flat position 22, so that the transmission wheel 18 is fixedly connected onto the transmission shaft 1. The drive wheel 18 may be driven by a belt.

The above detailed description is specific to one possible embodiment of the present invention, and the embodiment is not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a full-automatic bobbin thread machine wire winding action wheel structure, is including setting up transmission shaft in the fixing base, setting up the action wheel on a transmission shaft tip, its characterized in that: still including installing the transmission shaft with between the action wheel and with the location axle of action wheel centre of a circle, orientation action wheel one side the centre of a circle department of transmission shaft tip is equipped with to keeping away from action wheel one side direction axial extension's concentric blind hole is equipped with the spring in the blind hole the axle center department of action wheel is equipped with the through-hole, and a tip of location axle supports to press on the spring in the blind hole and makes the spring keep by the compression state, and another tip is located the through-hole department of action wheel, and be equipped with on this tip along stretching out the outer toper location portion of through-hole.

2. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 1, characterized in that: and an annular separation blade is arranged on the positioning shaft between the spring and the through hole, and the diameter of the separation blade is larger than that of the through hole.

3. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 2, characterized in that: a rubber pad is arranged on the side surface of the driving wheel outside the through hole, a through hole corresponding to the through hole is formed in the rubber pad, and the positioning part extends out of the outer side of the through hole.

4. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 3, characterized in that: the side surface of the driving wheel outside the through hole is provided with a hollow accommodating part, and the rubber pad is arranged in the accommodating part.

5. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 4, characterized in that: an annular groove is formed in the inner wall of the accommodating part, and an annular protruding part matched with the annular groove is arranged on the outer wall of the rubber pad.

6. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 2, 3, 4 or 5, characterized in that: the outer wall of one end of the transmission shaft on one side of the blind hole is provided with an external thread, the inner wall of the driving wheel on one side of the blind hole is provided with a step part, and the surface of the step part is provided with an internal thread matched with the external thread.

7. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 6, characterized in that: the transmission shaft at the rear side of the external thread is provided with an annular protruding part, a second stepped part with a trapezoidal vertical section is arranged in the driving wheel outside the internal thread, and the vertical section of the protruding part is trapezoidal matched with the second stepped part.

8. The winding driving wheel structure of the full-automatic bobbin thread winding machine according to claim 6, characterized in that: step with between the through-hole be equipped with third step portion on the inner wall of action wheel, the separation blade is located third step portion.