CN215856687U - Rotating device in rotating machine head template machine - Google Patents

Abstract

The utility model provides a rotating device in a rotary machine head template machine, and belongs to the technical field of sewing machines. The technical problem that cables or air pipes are easily wound in an existing rotary machine head template machine is solved. The rotary machine head template machine comprises a frame, wherein the rotary device comprises a rotary table and a mounting hole formed in the end part of the frame, the rotary table is vertically rotated and inserted in the mounting hole, a sliding ring is arranged on the rotary table, a stator of the sliding ring is fixedly connected with the circumferential direction of the frame, a rotor of the sliding ring is fixedly connected with the circumferential direction of the rotary table, and one side of the frame is fixedly provided with a driving motor capable of driving the rotary table to rotate. The slip ring is arranged, so that the phenomenon of winding of cables or pipelines generated when the machine head rotates in the rotary machine head template machine can be effectively prevented.

Description

Rotating device in rotating machine head template machine

Technical Field

The utility model belongs to the technical field of sewing machines, and relates to a rotary machine head template machine, in particular to a rotating device in the rotary machine head template machine.

Background

The rotary machine head template machine is used as upgrading equipment of the template machine, the advantages of the rotary machine head template machine on sewing stitches are obvious, reverse sewing is not performed, the stitches are always kept consistent, and the thread breakage rate is low. Electronic and electrical equipment such as an electromagnet, an electromagnetic valve and the like are installed at the position of the rotary machine head, the equipment needs to be connected with a control center through a cable or an air pipe, and when the machine head rotates, a slip ring equipment is needed to be used for ensuring that the electric wire and the air pipe cannot be wound, and the slip ring equipment is an electrical component which is used for communicating the rotary body and transmitting energy and signals. The slip rings are classified into electrical slip rings, fluid slip rings, optical slip rings, and the like according to transmission media, and may also be commonly referred to as "rotary communication" or "rotary communication". The slip ring is usually installed at the rotation center of the equipment and mainly consists of two parts, namely a rotating part and a static part. The rotating part is connected to and moves rotationally with the rotating structure of the device, called the "rotor", and the stationary part is connected to the energy source of the stationary structure of the device, called the "stator". The slip ring equipment can realize 360-degree rotation of the machine head under the condition of ensuring uninterrupted power supply, signals, gas and other media.

Chinese patent (publication No. CN 213739986U; bulletin No. 2021-07-20) discloses a needle bar rotating head assembly and a needle bar rotating template machine, which comprise a needle bar rotating head, wherein an upper needle bar sleeve is rotatably arranged in the needle bar rotating head, the upper end of a needle bar is inserted in the upper needle bar sleeve, the lower end of the needle bar extends out of the needle bar rotating head and is provided with a machine needle, a first thread passing hole is arranged in the needle bar, a through hole is arranged on the side wall of the lower end of the needle bar, the first thread passing hole is communicated with the through hole, a protective sleeve is arranged in the upper needle bar sleeve, the lower end of the protective sleeve is inserted in the first thread passing hole of the needle bar, the upper end of the protective sleeve extends out of the needle bar rotating head, a second thread passing hole is arranged in the protective sleeve, and the second thread passing hole is communicated with the first thread passing hole.

The above patent documents mainly achieve the rotation of the needle bar, and since the needle bar is not required to be provided with other wires or air pipes, the structural design is simple, and the phenomenon that the wires and the air pipes are wound when the needle bar rotates is avoided; the mounting and connecting structure cannot be directly applied to a rotary structure of a machine head on a rotary machine head template machine.

Disclosure of Invention

The present invention provides a rotating device in a rotary machine head template machine according to the above problems in the prior art, and the technical problems to be solved by the present invention are: the problem of winding of cables or pipelines generated when the machine head in the rotary machine head template machine rotates is effectively solved, and the whole installation space is saved.

The purpose of the utility model can be realized by the following technical scheme:

the rotating device comprises a rotating table and a mounting hole formed in the end portion of the frame, the rotating table is vertically rotated and inserted in the mounting hole, a sliding ring is arranged on the rotating table, a stator of the sliding ring is fixedly connected with the frame in the circumferential direction, a rotor of the sliding ring is fixedly connected with the rotating table in the circumferential direction, and a driving motor capable of driving the rotating table to rotate is fixedly arranged on one side of the frame.

The working principle is as follows: the rotating platform is used for being connected with the machine head, and the machine head of the template machine is rotated by driving the rotating platform to rotate through the driving motor. The cable or the air pipe on the main control equipment is connected with the stator of the slip ring, and the cable or the air pipe on the machine head is connected with the rotor of the slip ring. The winding phenomenon of cables or pipelines generated when the machine head rotates in the rotary machine head template machine can be effectively prevented. According to the technical scheme, the upper end of the rotary table is mounted inside the rack, and the rotor of the slip ring is inserted into the rotary table, so that on one hand, the mounting space can be saved, and the height of the whole machine is reduced; on the other hand, the slip ring can be prevented from being collided during transportation or use, and damage caused by liquid infiltration can also be avoided.

In the rotating device of the rotating machine head template machine, a cover plate is fixedly arranged on the rack and positioned at the upper end of the mounting hole, the rotating table is a hollow cylinder, a flange plate is arranged at the lower end of the rotating table, the rotor end of the sliding ring is inserted into the upper end of the rotating table and is circumferentially and fixedly connected with the rotating table, and the stator end of the sliding ring is circumferentially and fixedly connected with the cover plate.

In the rotating device of the rotating machine head template machine, the inner wall of the rotating table is provided with a plurality of limiting grooves along the axial direction of the rotating table, the limiting grooves are distributed at intervals along the circumferential direction of the rotating table, the outer circumferential surface of the rotor of the slip ring is provided with limiting blocking pieces corresponding to the limiting grooves, and the limiting blocking pieces are embedded in the limiting grooves. Preferably, the number of the limiting grooves and the number of the limiting blocking pieces are two, and the limiting grooves and the limiting blocking pieces are symmetrically arranged along the central line of the rotating table and the sliding ring. The flange plate is used for connecting the machine head main body, the limiting blocking piece is embedded in the limiting groove, the rotating table and the rotor of the sliding ring rotate synchronously, and the structure is simple to assemble and stable and reliable to use.

In the rotating device of the rotating machine head template machine, the stator end of the slip ring is provided with a connecting disc, the peripheral surface of the connecting disc is provided with a plurality of clamping grooves, the cover plate is inserted with at least two limiting screws, and the limiting screws are respectively inserted into the corresponding clamping grooves. The upper end stator part of the slip ring keeps a static and non-rotating state due to the limiting function of the limiting screw, and the separation of the stator and the rotor of the slip ring mechanism is realized.

In the rotating device of the rotating machine head template machine, the number of the clamping grooves is four, the clamping grooves are evenly distributed at intervals along the circumferential direction of the connecting disc, the number of the limiting screws is two, the limiting screws are symmetrically arranged on two sides of the connecting disc, and the diameters of the limiting screws are smaller than the widths of the clamping grooves.

Set up the sliding ring inside the revolving stage among this technical scheme, reduced equipment fixing space, reduced mounting height, avoided the external collision damage that produces of sliding ring, it is comparatively simple to the sliding ring mounting means design simultaneously, installation and dismantlement ratio convenient and fast.

In the rotating device of the rotating machine head template machine, a motor base is fixedly arranged on the outer side face of the end part of the rack, the driving motor is vertically and fixedly connected onto the motor base, a driving wheel is fixedly arranged on an output shaft of the driving motor, synchronous wheel teeth are arranged on the outer peripheral face of the rotating table, and the driving wheel is connected with the synchronous wheel teeth through a synchronous belt.

The driving motor rotates, the periphery of the rotating platform is driven to rotate for 360 degrees through the driving wheel and the synchronous belt, one part of the slip ring rotates along with the rotating platform, and the other part of the slip ring keeps a static state. Through the mechanism principle of the slip ring, the winding and twisting loss of a cable or an air pipe on the rotating mechanism can be avoided, and the uninterrupted transmission of power supply, signals, gas or liquid can be realized.

In the rotating device of the rotary machine head template machine, the end part of the rack is in a rectangular tubular structure, a through hole is formed in the side wall of the end part of the rack, the upper end of the rotating table is located inside the rack, and the synchronous belt penetrates through the through hole and is sleeved on the driving wheel and the synchronous wheel teeth at two ends respectively.

In the rotating device of the rotating machine head template machine, a reinforcing plate is further arranged in the rack, mounting holes are formed in the lower side plate of the rack and the reinforcing plate, two ends of the rotating table are connected into the mounting holes in the lower side plate of the rack and the reinforcing plate through bearings respectively, and the synchronous gear teeth are located between the two bearings. The hold-in range has a radial force to the revolving stage, carries out spacing connection through both ends about to the revolving stage, has guaranteed the reliable and stable nature of revolving stage, prevents to take place slope and wearing and tearing.

Compared with the prior art, the utility model has the following advantages:

1. through setting up the sliding ring among this technical scheme, can effectively prevent the emergence of the cable or the pipeline winding phenomenon that produce when the aircraft nose is rotatory in the rotatory aircraft nose template machine.

2. According to the technical scheme, the upper end of the rotary table is mounted inside the rack, and the rotor of the slip ring is inserted into the rotary table, so that on one hand, the mounting space can be saved, and the height of the whole machine is reduced; on the other hand, the slip ring can be prevented from being collided during transportation or use, and damage caused by liquid infiltration can also be avoided.

3. Through the circumference limit structure who rationally sets up sliding ring and revolving stage and the circumference limit structure of sliding ring and apron among this technical scheme, whole mounting means design is simple, and installation and dismantlement are convenient and fast more.

Drawings

Fig. 1 is a schematic view of the mounting structure of the present rotary device.

Fig. 2 is an exploded view of the present rotary device.

FIG. 3 is a schematic view of the connection structure between the driving motor and the rotary table in the present rotary device.

Fig. 4 is a schematic perspective view of a rotary table in the present rotary device.

Fig. 5 is a schematic perspective view of a slip ring in the rotating device.

Fig. 6 is a schematic view of a connection structure of the slip ring and the cover plate in the rotating device.

In the figure, 1, a frame; 1a, mounting holes; 1b, a through hole; 1c, a reinforcing plate; 2. a rotating table; 2a, a flange plate; 2b, a limiting groove; 2c, synchronizing gear teeth; 3. a slip ring; 31. a limiting baffle plate; 32. a connecting disc; 32a, a card slot; 4. a drive motor; 5. a cover plate; 6. a limit screw; 7. a motor base; 8. a drive wheel; 9. a synchronous belt; 10. and a bearing.

Detailed Description

The following is a detailed description of the present invention and is further described with reference to the accompanying drawings, but the present invention is not limited to these examples.

As shown in fig. 1 and 2, the rotary machine head template machine comprises a frame 1, the rotary device comprises a rotary table 2 and a mounting hole 1a formed in the end of the frame 1, the rotary table 2 is vertically and rotatably inserted into the mounting hole 1a, a slip ring 3 is arranged on the rotary table 2, a stator of the slip ring 3 is circumferentially and fixedly connected with the frame 1, a rotor of the slip ring 3 is circumferentially and fixedly connected with the rotary table 2, and a driving motor 4 capable of driving the rotary table 2 to rotate is fixedly arranged on one side of the frame 1; particularly, the frame 1 is located the mounting hole 1a upper end and has set firmly apron 5, and revolving stage 2 is hollow cylinder, and the lower extreme of revolving stage 2 has ring flange 2a, and the rotor end of sliding ring 3 inserts the upper end of revolving stage 2 and both circumference link firmly, and the stator end of sliding ring 3 links firmly with 5 circumferences of apron.

Referring to fig. 4 and 5, the inner wall of the rotating platform 2 has a plurality of axial limiting grooves 2b, the limiting grooves 2b are circumferentially spaced apart from each other along the rotating platform 2, the outer peripheral surface of the rotor of the slip ring 3 has limiting blocking pieces 31 corresponding to the limiting grooves 2b, and the limiting blocking pieces 31 are embedded in the limiting grooves 2 b. Preferably, the number of the limit grooves 2b and the number of the limit stoppers 31 are two, and the limit grooves and the limit stoppers are symmetrically arranged along the center line of the turntable 2 and the slip ring 3. The flange 2a is used for connecting the machine head main body, the limiting blocking piece 31 is embedded in the limiting groove 2b, the rotating platform 2 and the rotor of the sliding ring 3 synchronously rotate, and the structure is simple to assemble and stable and reliable to use. As shown in fig. 6, the stator end of the slip ring 3 has a connecting disc 32, a plurality of slots 32a are formed on the outer circumferential surface of the connecting disc 32, at least two limit screws 6 are inserted into the cover plate 5, and the limit screws 6 are respectively inserted into the corresponding slots 32 a. The upper end stator part of the slip ring 3 keeps a static and non-rotating state due to the limiting function of the limiting screw 6, and the separation of the stator and the rotor of the slip ring 3 mechanism is realized. Preferably, in the present embodiment, the number of the locking grooves 32a is four, and the locking grooves are uniformly distributed at intervals along the circumferential direction of the connecting disc 32, the number of the limit screws 6 is two, and the limit screws 6 are symmetrically arranged on two sides of the connecting disc 32, and the diameter of the limit screws 6 is smaller than the width of the locking grooves 32 a.

When the die plate machine is used, the rotating platform 2 is connected with a machine head, and the machine head of the die plate machine is rotated by driving the rotating platform 2 to rotate through the driving motor 4. A cable or an air pipe on the main control equipment is connected with a stator of the slip ring 3, and a cable or an air pipe on the machine head is connected with a rotor of the slip ring 3; the slip ring 3 can effectively prevent the cable or pipeline winding phenomenon generated when the machine head rotates in the rotary machine head template machine. In the embodiment, the upper end of the rotary table 2 is arranged in the frame 1, and the rotor of the slip ring 3 is inserted in the rotary table 2, so that on one hand, the installation space can be saved, and the height of the whole machine can be reduced; on the other hand, the slip ring 3 can be prevented from being collided during transportation or use, and damage caused by liquid infiltration can also be avoided. The mounting mode design of sliding ring 3 in this embodiment is comparatively simple, and installation and dismantlement are more convenient and fast.

Further, as shown in fig. 2 and 3, a motor base 7 is fixedly arranged on the outer side surface of the end portion of the frame 1, the driving motor 4 is vertically and fixedly connected to the motor base 7, a driving wheel 8 is fixedly arranged on an output shaft of the driving motor 4, a synchronous wheel tooth 2c is arranged on the outer peripheral surface of the rotating table 2, and the driving wheel 8 is connected with the synchronous wheel tooth 2c through a synchronous belt 9. The end part of the rack 1 is of a rectangular tubular structure, a through hole 1b is formed in the side wall of the end part of the rack 1, the upper end of the rotating platform 2 is positioned in the rack 1, the synchronous belt 9 penetrates through the through hole 1b, and two ends of the synchronous belt are respectively sleeved on the driving wheel 8 and the synchronous wheel teeth 2 c; still have reinforcing plate 1c in the frame 1, all seted up mounting hole 1a on the lower curb plate of frame 1 and reinforcing plate 1c, the both ends of revolving stage 2 are all connected respectively in the mounting hole 1a on the lower curb plate of frame 1 and reinforcing plate 1c through bearing 10, and synchronous teeth of a cogwheel 2c is located between two bearings 10. The driving motor 4 rotates, the driving wheel 8 and the synchronous belt 9 drive the rotating platform 2 to rotate in 360 degrees in the circumference, one part of the slip ring 3 rotates along with the rotating platform 2, and the other part of the slip ring keeps in a static state. Through the mechanism principle of the slip ring 3, the winding and twisting loss of cables or air pipes on the rotating mechanism can be avoided, and the uninterrupted transmission of power supplies, signals, gas or liquid can be realized; the synchronous belt 9 has a radial force to the rotating platform 2, and the upper end and the lower end of the rotating platform 2 are in limit connection, so that the stable reliability of the rotating platform 2 is ensured, and the inclination and the abrasion are prevented.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although more 1, gantry is used herein; 1a, mounting holes; 1b, a through hole; 1c, a reinforcing plate; 2. a rotating table; 2a, a flange plate; 2b, a limiting groove; 2c, synchronizing gear teeth; 3. a slip ring; 31. a limiting baffle plate; 32. a connecting disc; 32a, a card slot; 4. a drive motor; 5. a cover plate; 6. a limit screw; 7. a motor base; 8. a drive wheel; 9. a synchronous belt; 10. bearings, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims (8)

1. The utility model provides a rotary device in rotatory quick-witted head template machine, rotatory quick-witted head template machine includes frame (1), its characterized in that, rotary device includes revolving stage (2) and sets up mounting hole (1a) of frame (1) tip, revolving stage (2) vertical rotation is inserted and is established mounting hole (1a) department, be equipped with sliding ring (3) on revolving stage (2), the stator of sliding ring (3) with frame (1) circumference links firmly, the rotor of sliding ring (3) with revolving stage (2) circumference links firmly, one side of frame (1) sets firmly can drive revolving stage (2) pivoted driving motor (4).

2. The rotating device of claim 1, wherein a cover plate (5) is fixedly arranged on the frame (1) at the upper end of the mounting hole (1a), the rotating platform (2) is a hollow cylinder, a flange (2a) is arranged at the lower end of the rotating platform (2), the rotor end of the sliding ring (3) is inserted into the upper end of the rotating platform (2) and is circumferentially and fixedly connected with the upper end of the rotating platform (2), and the stator end of the sliding ring (3) is circumferentially and fixedly connected with the cover plate (5).

3. The rotating device of claim 2, wherein the inner wall of the rotating platform (2) has a plurality of limiting grooves (2b) along the axial direction thereof, the limiting grooves (2b) are distributed at intervals along the circumferential direction of the rotating platform (2), the outer circumferential surface of the rotor of the sliding ring (3) is provided with limiting blocking pieces (31) corresponding to the limiting grooves (2b), and the limiting blocking pieces (31) are embedded in the limiting grooves (2 b).

4. The rotating device of the rotating machine head template machine according to claim 2 or 3, wherein the stator end of the slip ring (3) is provided with a connecting disc (32), the outer circumferential surface of the connecting disc (32) is provided with a plurality of clamping grooves (32a), the cover plate (5) is inserted with at least two limiting screws (6), and the limiting screws (6) are respectively inserted into the corresponding clamping grooves (32 a).

5. The rotary device in a rotary nose die plate machine according to claim 4, wherein the number of the catching grooves (32a) is four and is evenly spaced along the circumference of the connecting disc (32), the number of the limit screws (6) is two and is symmetrically disposed at both sides of the connecting disc (32), and the diameter of the limit screws (6) is smaller than the width of the catching grooves (32 a).

6. The rotating device of claim 1, 2 or 3, wherein a motor base (7) is fixedly arranged on the outer side surface of the end of the frame (1), the driving motor (4) is vertically and fixedly connected to the motor base (7), a driving wheel (8) is fixedly arranged on an output shaft of the driving motor (4), a synchronous gear (2c) is arranged on the outer peripheral surface of the rotating table (2), and the driving wheel (8) and the synchronous gear (2c) are connected through a synchronous belt (9).

7. The rotating device of claim 6, wherein the end of the frame (1) is a rectangular tube, a through hole (1b) is formed in a side wall of the end of the frame (1), the upper end of the rotating table (2) is located inside the frame (1), the synchronous belt (9) passes through the through hole (1b) and two ends of the synchronous belt are respectively sleeved on the driving wheel (8) and the synchronous gear (2 c).

8. The rotating device of claim 7, wherein the frame (1) further comprises a reinforcing plate (1c), the lower side plate of the frame (1) and the reinforcing plate (1c) are both provided with mounting holes (1a), the two ends of the rotating table (2) are both connected to the lower side plate of the frame (1) and the mounting holes (1a) of the reinforcing plate (1c) through bearings (10), and the synchronizing gear (2c) is located between the two bearings (10).

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