CN214529393U

CN214529393U - Positioning mechanism for doffing device

Info

Publication number: CN214529393U
Application number: CN202023076135.6U
Authority: CN
Inventors: 陈云; 陆立秋; 陈兆东
Original assignee: Jiangsu Haima Intelligent Equipment Co ltd
Current assignee: Jiangsu Haima Intelligent Equipment Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-29
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a positioning mechanism for doffing device, including spinning frame keel, the inboard of spinning frame keel is provided with the connecting plate, be provided with fixing bolt between spinning frame keel and the connecting plate, the top of connecting plate is seted up first screw hole, the one side that the connecting plate kept away from spinning frame keel is provided with fixed guide rail; according to the positioning mechanism for the doffing device, the two groups of fixed guide rails are arranged, the doffing trolley guide wheel frame fixed with the doffing trolley body rolls on the two groups of fixed guide rails, so that the doffing trolley body can move more stably, and the limiting plate can prevent the doffing trolley guide wheel from separating from the fixed guide rails and avoid accidents; through setting up the motor cover, can effectively avoid spun yarn fibre and dust etc. to get into driving motor, through setting up radiator fan and thermovent, help driving motor's heat dissipation, prolonged driving motor's life.

Description

Positioning mechanism for doffing device

Technical Field

The utility model relates to a doffer technical field specifically is a positioning mechanism for doffing device.

Background

The existing automatic doffer device (automatic doffer, also called doffing trolley) used on the spinning frame has been used for over thirty years, but still can not be popularized and used on a large scale mainly because: the automatic doffing device moves all the time during doffing, and when the bobbin is clamped and then the bobbin is lifted, the movement direction of the bobbin is perpendicular to the movement direction of the automatic doffing device, so that the bobbin touches the spindle to generate radial impact, and the spindle is damaged. Because the pursuit degree of people to high-end products is higher and higher at present, the damage problem to yarn and spindle can not be solved to current automatic doffer device, so most spun yarn textile mills return to traditional manual yarn pulling again, and manual yarn pulling not only intensity of labour is big, and the recruitment cost improves greatly, has further increased the manufacturing cost of making high-end products, is unfavorable for the development of enterprise and sets up the image of enterprise.

The prior art has the following defects or problems:

1. the existing positioning mechanism for the doffing device is connected with a doffing trolley body only by a group of fixed guide rails and a doffing trolley guide wheel, the doffing trolley body cannot move stably enough under the limit of the group of guide rails, and the connection between the doffing trolley guide wheel and the fixed guide rails lacks a positioning assembly, so that the doffing trolley guide wheel is easy to fall off from the fixed guide rails;

2. the existing driving motor for the positioning mechanism of the doffing device is lack of protection and poor in heat dissipation, and the service life of the driving motor is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a positioning mechanism for doffing device to solve the problem that provides in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning mechanism for a doffing device comprises a spinning frame rail, a connecting plate is arranged on the inner side of the spinning frame rail, a fixing bolt is arranged between the spinning frame keel and the connecting plate, a first threaded hole is arranged at the top of the connecting plate, a fixed guide rail is arranged on one side of the connecting plate, which is far away from the spinning frame keel, the top of the fixed guide rail is provided with a doffing trolley guide wheel, one side of the doffing trolley guide wheel is provided with a connecting rod, one side of the connecting rod is provided with a doffing trolley body, the top of the spinning frame keel is provided with a second threaded hole, a support rod is arranged inside the second threaded hole, a limiting plate is arranged at the top of the supporting rod, a fixing screw is arranged between the limiting plate and the connecting plate, the bottom of the fixed guide rail is provided with a rack, the bottom of the rack is provided with a gear, and one side of the gear is provided with a driving assembly.

As the utility model discloses a preferred technical scheme, drive assembly includes driving motor, one side of driving motor is provided with the transmission shaft, the top of transmission shaft is provided with the motor cover, the thermovent has been seted up to one side of motor cover, the inside of thermovent is provided with the filter screen, be provided with radiator fan between driving motor and the thermovent.

As the utility model discloses an optimal technical scheme, the bottom of doffing dolly body is provided with removes the wheel, it has four groups to remove the wheel, and four groups remove the even bottom that sets up at the doffing dolly body of wheel.

As the utility model discloses a preferred technical scheme, the front end surface bottom of doffing dolly body is provided with control switch, one side that the doffing dolly body is close to the spinning frame keel is provided with position sensor.

As the utility model discloses an optimized technical scheme, the internal diameter size of second screw hole and the external diameter size phase-match of bracing piece, circular through-hole has been seted up at the middle part of limiting plate, and the internal diameter size of circular through-hole and set screw's external diameter size phase-match.

As the utility model discloses a preferred technical scheme, the internal diameter size of first screw hole and set screw's external diameter size phase-match, the internal diameter size of thermovent and the external diameter size phase-match of filter screen.

As the utility model discloses a preferred technical scheme, spinning frame keel all has two sets ofly with fixed guide rail, fixed guide rail's outside width size and the inboard width size phase-match of doffing dolly leading wheel.

Compared with the prior art, the utility model provides a positioning mechanism for doffing device possesses following beneficial effect:

1. according to the positioning mechanism for the doffing device, the two groups of fixed guide rails are arranged, and the doffing trolley guide wheel frame fixed with the doffing trolley body rolls on the two groups of fixed guide rails, so that the doffing trolley body can move more stably, the abrasion between the doffing trolley guide wheel and the fixed guide rails is reduced, and the limiting plate is arranged to prevent the doffing trolley guide wheel from separating from the fixed guide rails, so that accidents are avoided;

2. this a positioning mechanism for doffing device through setting up the motor cover, can effectively avoid spun yarn fibre and dust etc. to get into driving motor, through setting up radiator fan and thermovent, helps driving motor's heat dissipation, has prolonged driving motor's life.

Drawings

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

FIG. 2 is a schematic view of the positioning assembly according to the present invention;

FIG. 3 is a schematic view of a partially enlarged structure of the driving assembly of the present invention;

fig. 4 is a schematic view of the structure of the fixed guide rail of the present invention.

In the figure: 1. spinning frame keel; 2. a connecting plate; 3. fixing the bolt; 4. a first threaded hole; 5. fixing the guide rail; 6. a doffing trolley guide wheel; 7. a connecting rod; 8. a doffing cart body; 9. a second threaded hole; 10. a support bar; 11. a limiting plate; 12. a set screw; 13. a rack; 14. a gear; 15. a drive assembly; 151. a drive motor; 152. a drive shaft; 153. a motor cover; 154. a heat dissipation port; 155. a filter screen; 156. a heat radiation fan; 16. a moving wheel; 17. a control switch; 18. a position sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a positioning mechanism for a doffing device comprises a spinning frame keel 1, a connecting plate 2 is arranged on the inner side of the spinning frame keel 1, a fixing bolt 3 is arranged between the spinning frame keel 1 and the connecting plate 2, a first threaded hole 4 is formed in the top of the connecting plate 2, a fixing guide rail 5 is arranged on one side of the connecting plate 2 away from the spinning frame keel 1, a doffing trolley guide wheel 6 is arranged on the top of the fixing guide rail 5, a connecting rod 7 is arranged on one side of the doffing trolley guide wheel 6, a doffing trolley body 8 is arranged on one side of the connecting rod 7, a second threaded hole 9 is formed in the top of the spinning frame keel 1, a supporting rod 10 is arranged inside the second threaded hole 9, a limiting plate 11 is arranged on the top of the supporting rod 10, a fixing screw 12 is arranged between the limiting plate 11 and the connecting plate 2, a rack 13 is arranged at the bottom of the fixing guide rail 5, and a gear 14 is arranged at the bottom of the rack 13, one side of the gear 14 is provided with a drive assembly 15.

In this embodiment, the driving assembly 15 includes a driving motor 151, a transmission shaft 152 is disposed on one side of the driving motor 151, a motor cover 153 is disposed on the top of the transmission shaft 152, a heat dissipation port 154 is disposed on one side of the motor cover 153, a filter screen 155 is disposed inside the heat dissipation port 154, a heat dissipation fan 156 is disposed between the driving motor 151 and the heat dissipation port 154, the driving motor 151 provides power for movement of the doffing cart body 8, the motor cover 153 and the filter screen 155 prevent dust and the like from entering the driving motor 151, and the heat dissipation port 154 and the heat dissipation fan 156 help the driving motor 151 to dissipate heat; the bottom of the doffing trolley body 8 is provided with four groups of moving wheels 16, the four groups of moving wheels 16 are uniformly arranged at the bottom of the doffing trolley body 8, and the four groups of moving wheels 16 enable the doffing trolley body 8 to conveniently and stably move; the bottom of the front end surface of the doffing trolley body 8 is provided with a control switch 17, one side of the doffing trolley body 8, which is close to the spinning frame keel 1, is provided with a position sensor 18, and the position sensor 18 and the control switch 17 are matched for use, so that the device can be ensured to run more accurately, and the situation that a ring bobbin is in contact with a spindle to generate radial impact and damage the spindle is avoided; the inner diameter of the second threaded hole 9 is matched with the outer diameter of the supporting rod 10, a circular through hole is formed in the middle of the limiting plate 11, the inner diameter of the circular through hole is matched with the outer diameter of the fixing screw 12, the supporting rod 10 can be inserted into the second threaded hole 9 and can rotate, and the circular through hole facilitates the fixing screw 12 to penetrate through the limiting plate 11; the inner diameter of the first threaded hole 4 is matched with the outer diameter of the fixing screw 12, and the inner diameter of the heat dissipation opening 154 is matched with the outer diameter of the filter screen 155, so that the fixing screw 12 can be screwed into the first threaded hole 4, and the filter screen 155 is convenient to mount and fix; the spinning frame keel 1 and the fixed guide rail 5 are respectively provided with two groups, the width size of the outer side of the fixed guide rail 5 is matched with the width size of the inner side of the doffing trolley guide wheel 6, and the two groups of spinning frame keel 1 and the fixed guide rail 5 enable the doffing trolley body 8 to move more stably, so that the doffing trolley guide wheel 6 is conveniently erected on the fixed guide rail 5.

The utility model discloses a theory of operation and use flow: when the utility model is used, two groups of doffing trolley guide wheels 6 at one side of a doffing trolley body 8 are hung on the fixed guide rails 5, the driving motor 151 is started, the driving motor 151 drives the transmission shaft 152 to rotate, the gear 14 fixed with the transmission shaft 152 rotates, the gear 14 moves on the rack 13, thereby the doffing trolley body 8 moves, the positioning mechanism for the doffing device ensures that the doffing trolley body 8 moves more stably by arranging two groups of fixed guide rails 5, the doffing trolley guide wheels 6 fixed with the doffing trolley body 8 roll on the two groups of fixed guide rails 5, the abrasion between the doffing trolley guide wheels 6 and the fixed guide rails 5 is reduced, by arranging the limiting plate 11, the limiting plate 11 can rotate around the support rod 10, after the limiting plate 11 rotates right above the doffing trolley guide wheels 6, the limiting plate is fixed by the fixing screw 12, the limiting plate 11 can prevent the doffing trolley guide wheels 6 from separating from the fixed guide rails 5, the occurrence of accidents is avoided; by providing the motor cover 153, the spun yarn fiber and dust can be effectively prevented from entering the driving motor 151, and by providing the heat dissipation fan 156 and the heat dissipation opening 154, the heat dissipation of the driving motor 151 is facilitated, and the service life of the driving motor 151 is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning mechanism for a doffing device, characterized in that: the doffing machine is characterized by comprising a spinning frame keel (1), a connecting plate (2) is arranged on the inner side of the spinning frame keel (1), a fixing bolt (3) is arranged between the spinning frame keel (1) and the connecting plate (2), a first threaded hole (4) is formed in the top of the connecting plate (2), a fixed guide rail (5) is arranged on one side, away from the spinning frame keel (1), of the connecting plate (2), a doffing trolley guide wheel (6) is arranged on the top of the fixed guide rail (5), a connecting rod (7) is arranged on one side of the doffing trolley guide wheel (6), a doffing trolley body (8) is arranged on one side of the connecting rod (7), a second threaded hole (9) is formed in the top of the spinning frame keel (1), a supporting rod (10) is arranged inside the second threaded hole (9), and a limiting plate (11) is arranged on the top of the supporting rod (10), be provided with set screw (12) between limiting plate (11) and connecting plate (2), the bottom of fixed guide (5) is provided with rack (13), the bottom of rack (13) is provided with gear (14), one side of gear (14) is provided with drive assembly (15).

2. A positioning mechanism for a doffing device according to claim 1, wherein: drive assembly (15) includes driving motor (151), one side of driving motor (151) is provided with transmission shaft (152), the top of transmission shaft (152) is provided with motor cover (153), thermovent (154) have been seted up to one side of motor cover (153), the inside of thermovent (154) is provided with filter screen (155), be provided with radiator fan (156) between driving motor (151) and thermovent (154).

3. A positioning mechanism for a doffing device according to claim 1, wherein: the doffing trolley is characterized in that four groups of moving wheels (16) are arranged at the bottom of the doffing trolley body (8), and the four groups of moving wheels (16) are uniformly arranged at the bottom of the doffing trolley body (8).

4. A positioning mechanism for a doffing device according to claim 1, wherein: the doffing trolley is characterized in that a control switch (17) is arranged at the bottom of the front end surface of the doffing trolley body (8), and a position sensor (18) is arranged on one side, close to the spinning frame keel (1), of the doffing trolley body (8).

5. A positioning mechanism for a doffing device according to claim 1, wherein: the inner diameter of the second threaded hole (9) is matched with the outer diameter of the support rod (10), a circular through hole is formed in the middle of the limiting plate (11), and the inner diameter of the circular through hole is matched with the outer diameter of the fixing screw (12).

6. A positioning mechanism for a doffing device according to claim 2, wherein: the inner diameter of the first threaded hole (4) is matched with the outer diameter of the fixing screw (12), and the inner diameter of the heat dissipation opening (154) is matched with the outer diameter of the filter screen (155).

7. A positioning mechanism for a doffing device according to claim 1, wherein: the spinning frame keel (1) and the fixed guide rail (5) are respectively provided with two groups, and the width size of the outer side of the fixed guide rail (5) is matched with the width size of the inner side of the doffing trolley guide wheel (6).