CN214736616U

CN214736616U - Gear transmission concentrated thread hooking device

Info

Publication number: CN214736616U
Application number: CN202120316645.1U
Authority: CN
Inventors: 郭燕松
Original assignee: NINGBO SHUANGYU EMBROIDERY MACHINES PARTS CO Ltd
Current assignee: NINGBO SHUANGYU EMBROIDERY MACHINES PARTS CO Ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-16
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a gear drive concentrates crochet hook device, including aircraft nose casing subassembly and drive spindle, aircraft nose casing subassembly has the decurrent slope form bottom portion of slope, be equipped with multiunit bush-hook thread subassembly and bush-hook removal guide slot in the slope form bottom portion, every group bush-hook thread subassembly corresponds and disposes a bush-hook removal guide slot, the bush-hook thread subassembly includes that the bush-hook removes rack and bush-hook, the driving tooth meshing bush-hook removal gear on the bush-hook removal rack, the bush-hook upper end is connected with the opposite side that the driving tooth is corresponding on the bush-hook removal rack, be equipped with a plurality of bush-hook removal gears that remove rack and mesh respectively on the drive spindle, the slotted hole both sides that the bush-hook removed the guide slot are located respectively to the bush-hook with the bush-hook removal rack, and do the slope elevating movement along the bush-hook removal gear meshing drive down. Simple structure, the stability of hook wire operation is high, and bush-hook control accuracy is high, and occupation space is little, can better adapt to the production of little apart from mechanical equipment hook wire.

Description

Gear transmission concentrated thread hooking device

Technical Field

The utility model relates to a thread hooking device, in particular to a thread hooking device in an embroidery machine or an embroidery machine.

Background

An embroidery machine or an embroidery machine is embroidery equipment for embroidering on widely used clothing or ornament fabrics, and the action operations of replacing yarns with different colors, cutting threads and the like for embroidering need to be carried out by using a thread hooking box or a thread hooking device. The existing thread hooking devices or thread hooking boxes are complex in structure, various transmission devices or multi-path driving devices, cams and other driving transmission mechanisms are needed to realize the operation of each thread hooking, the stability of the thread hooking operation is poor, and the control precision of a hook cutter is low; the device also occupies larger structural space and production site space, and particularly has the problems that the device is difficult to hook or cannot hook effectively for some small-head-distance machines and equipment, and the device is not beneficial to the effective development, application and the like of the small-head-distance machines.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the crochet hook device of current embroidery machine or embroidery machine and have the crochet hook control structure complicacy, crochet hook operational stability is relatively poor, bush hook control accuracy is lower, occupy great structural space and production place space, especially need to some microcephaly apart from the mechanical equipment, it is difficult to the crochet hook or unable effective crochet hook problem phenomenon to appear even, be unfavorable for microcephaly apart from the effective development input application of machine present situation and a simple structure that provide, crochet hook operational stability crochet hook operational stability is high, bush hook control accuracy is high, occupation space is little, can better adapt to microcephaly apart from the gear drive of mechanical equipment crochet hook production and concentrate the crochet hook device.

The utility model discloses a solve the concrete technical scheme that above-mentioned technical problem adopted and be: the utility model provides a hook line device is concentrated in gear drive, includes aircraft nose casing subassembly, its characterized in that: the machine head machine shell assembly is provided with an inclined bottom portion, the inclined bottom portion is provided with a plurality of groups of hook-and-loop cutter moving guide grooves, each group of hook-and-loop cutter assemblies is correspondingly provided with one hook-and-loop cutter moving guide groove, each hook-and-loop cutter assembly comprises a hook-and-loop cutter moving rack and a hook-and-loop cutter, transmission teeth on the hook-and-loop cutter moving racks are meshed with hook-and-loop cutter moving gears, the hook-and-loop cutter moving racks are respectively arranged on two sides of a slotted hole of each hook-and-loop cutter moving guide groove, and the hook-and-loop cutter moving racks are driven to do inclined lifting movement along the slotted hole under the meshing driving of the hook-and-loop cutter moving gears. Through driving rotation control to same drive spindle, alright in order to realize simultaneously the synchronous slope lift crochet hook line operation to a plurality of bush-hooks, drive control and lift crochet hook line operation simple structure, crochet hook line operational stability is high, and the bush-hook control accuracy is high, and occupation space is little, can better adapt to little apart from mechanical equipment crochet hook line production.

Preferably, the bottom end of the machine head shell assembly is provided with a hook lifting in-out through hole, the hook is arranged in the machine head shell assembly and is connected with the other side, corresponding to the transmission gear, of the hook moving rack, a moving rack connecting arm is arranged on the hook moving rack on the other side, corresponding to the transmission gear, the upper end of the hook is connected with the hook moving rack through the moving rack connecting arm, and the moving rack connecting arm can be arranged in the hook moving guide groove in a lifting mode. The reliability, stability and effectiveness of the hook-up operation of the hook-up cutter lifting are improved.

Preferably, the movable rack connecting arm is connected to the middle position of the other side of the hook knife movable rack corresponding to the transmission gear. The reliability and effectiveness of the lifting transmission connection of the hook knife are improved, and the reliability and effectiveness of the guiding and limiting of the hook wire lifting operation of the hook knife are improved.

Preferably, a plurality of hook knife bottom plates are arranged on the inclined bottom end portion, and a hook knife moving guide groove corresponding to each group of hook knife and line assembly is arranged on each hook knife bottom plate. The installation and connection reliability, stability and effectiveness of each group of hook-hook wire components are improved, and the hook-hook wire lifting operation guiding and limiting reliability and effectiveness are improved.

Preferably, the inclined bottom end is provided with a plurality of driving spindle fixing and connecting seats, and the driving spindle is connected with each driving spindle fixing and connecting seat in a positioning and rotating manner. The installation fixed connection of improvement drive main shaft rotates reliable effective stability.

Preferably, the plurality of driving spindle fixing and connecting seats are provided with spindle positioning and connecting through holes, bearings are embedded in the spindle positioning and connecting through holes, and the driving spindles are connected and arranged on the driving spindle fixing and connecting seats through the bearings. The connection and rotation flexibility, reliability and effectiveness of the driving main shaft on the driving main shaft fixed connecting seat are improved.

Preferably, the inclination angle of the inclined bottom end is 30-75 degrees. The flexibility, effectiveness and space distribution utilization rationality of the hook knife lifting hook line operation are improved.

Preferably, a driving spindle fixing and connecting seat is arranged between every 2 groups of hook-and-loop line assemblies of the hook knife. The reasonable effectiveness of the driving main shaft fixedly connected with the integrally distributed driving main shaft fixedly connected seat is improved.

Preferably, the driving mechanism for driving the spindle is a hook wire driving motor. The driving simplicity, reliability and effectiveness of the driving main shaft are improved.

Preferably, the bottom end of the machine head shell assembly is provided with a plurality of hook knife bottom plates, the bottom end of each hook knife bottom plate is provided with a hook knife lifting inlet and outlet through hole, a hook knife is arranged in each hook knife bottom plate and connected with the other side corresponding to the rack side through a hook knife moving rack, a moving rack connecting arm is arranged on the hook knife moving rack on the other side corresponding to the rack side, the upper end of the hook knife is connected with the hook knife moving rack through the moving rack connecting arm, and the moving rack connecting arm can be arranged in a hook knife moving guide groove in a lifting and moving mode. The simple, stable, reliable and effective driving of the lifting motion of the hook knife is improved.

The utility model has the advantages that: through concentrating drive rotation control to same drive spindle, alright in order to realize simultaneously the synchronous slope lift crochet hook line operation to a plurality of bush-hooks, drive control and lift crochet hook line operation simple structure, crochet hook line operational stability is high, and the bush-hook control accuracy is high, and occupation space is little, can better adapt to little apart from mechanical equipment crochet hook line production.

Description of the drawings:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of the gear transmission concentrated thread hooking device of the present invention.

Fig. 2 is a schematic side view of the gear transmission concentrated thread hooking device of the present invention.

Fig. 3 is a schematic structural view of the gear transmission concentrated thread hooking device of the present invention viewed from another direction.

Fig. 4 is a schematic structural view of the gear transmission concentrated thread hooking device of the present invention viewed from another direction.

Fig. 5 is a schematic structural view of the gear transmission concentrated thread hooking device of the present invention viewed from another direction.

Detailed Description

In the embodiment shown in fig. 1, 2, 3, 4, 5, a gear-driven centralized thread hooking device comprises a machine head housing assembly 20 and a driving spindle 30, wherein the machine head housing assembly has an inclined bottom end portion which is inclined downwards, a plurality of groups of hook-knife thread hooking assemblies and hook-knife moving guide grooves 41 are arranged on the inclined bottom end portion, one hook-knife moving guide groove 41 is correspondingly arranged on each group of hook-knife thread hooking assemblies, each hook-knife thread hooking assembly comprises a hook-knife moving rack 42 and a hook knife 45, a driving tooth 44 on the hook-knife moving rack 42 is engaged with the hook-knife moving gear 31, the other side of the hook-knife moving rack 42 corresponding to the driving tooth 44 is connected with the upper end of the hook knife 45, a plurality of hook-knife moving gears 31 respectively engaged with the hook-knife moving rack 42 are arranged on the driving spindle 30, the hook knife 45 and the hook-knife moving rack 42 are respectively arranged at two sides of a slotted hole of the hook-knife moving guide grooves 41, and is driven by the meshing of the hook-shaped knife moving gear 42 to make an inclined lifting movement along the slotted hole. An embroidery needle 11 and a needle bar frame component 10 used for matching with the thread hooking operation are arranged in front of the hook knife 45. A bottom thread needle plate 50 matched with the thread hooking operation is arranged below the machine head shell component 20 and is used for supplying bottom threads in the embroidering process operation. The bottom end of the machine head shell assembly is provided with a hook lifting in-and-out through hole, the hook 45 is arranged in the machine head shell assembly and connected with the other side of the hook moving rack 42 corresponding to the transmission gear, the hook moving rack 42 on the other side corresponding to the transmission gear 44 is connected with a moving rack connecting arm 43, the upper end of the hook 45 is connected with the hook moving rack 42 through the moving rack connecting arm 43, and the moving rack connecting arm 43 can be lifted and moved and installed in the hook moving guide groove 41. Or a plurality of bush-hook bottom plates are arranged at the bottom end of the machine head casing component, a bush-hook lifting inlet and outlet through hole is formed in the bottom end of each bush-hook bottom plate, the bush-hook is arranged in the bush-hook bottom plate and connected with the other side corresponding to the rack side through a bush-hook moving rack, a moving rack connecting arm is arranged on the bush-hook moving rack on the other side corresponding to the rack side, the upper end of the bush-hook is connected with the bush-hook moving rack through the moving rack connecting arm, and the moving rack connecting arm can be arranged in a bush-hook moving guide groove in a lifting and moving mode. The moving rack connecting arm 43 is connected to the middle position of the other side of the hook knife moving rack 42 corresponding to the transmission gear 44. A plurality of hook knife bottom plates 40 are arranged on the inclined bottom end parts, and a hook knife moving guide groove 41 corresponding to each group of hook knife and line components is arranged on each hook knife bottom plate 40. A plurality of driving spindle fixing and connecting seats 60 are fixedly arranged on the inclined bottom end part in a mounting and connecting way, and the driving spindle 30 is connected with each driving spindle fixing and connecting seat 60 in a positioning and rotating way. A plurality of driving spindle fixing and connecting seats 60 are provided with spindle positioning and connecting through holes, bearings are embedded in the spindle positioning and connecting through holes, and the driving spindles 30 are connected to the driving spindle fixing and connecting seats 60 through the bearings. One transmission main shaft 30 can drive a plurality of hook knife moving gears 31 simultaneously, so that the driving mechanism is enabled to be simpler and more reliable effectively, the synchronous rate of the lifting motion of the hook knives 45 is highly consistent, and the effectiveness of the accurate control of the in-out hook knives is improved. The inclination angle of the inclined bottom end part is 45 degrees. Of course, the inclination angle A of the inclined bottom end part can also be 30-75 degrees (see FIG. 2). The flexibility, effectiveness and space distribution utilization rationality of the hook knife lifting hook line operation are improved. And a driving main shaft fixing and connecting seat is fixedly arranged between every 2 groups of hook cutter hook wire assemblies. The reasonable effectiveness of the driving main shaft fixedly connected with the integrally distributed driving main shaft fixedly connected seat is improved. The driving mechanism for driving the main shaft 30 employs a hook driving motor.

When the wire is hooked, the driving main shaft 30 is driven by the wire-hooking driving motor to rotate, so as to drive the hook knife moving gear 31 on the driving main shaft 30 to synchronously rotate, the transmission gear 44 of the hook knife moving rack 42 is meshed with the hook knife moving gear, and under the meshing drive of the hook knife moving gear 31, the hook knife moving rack 42 is driven to reciprocate in the hook knife moving guide groove 41 to move up and down, so as to drive the hook knife 45 connected with the transmission rack connecting arm 43 to do the wire-hooking motion.

In the description of the positional relationship of the present invention, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, are presented only for the convenience of describing the embodiments and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The foregoing has outlined the principles, major features, and advantages of the present invention in order that those skilled in the art may better understand the present disclosure. The foregoing examples and description merely illustrate the principles of the invention and are intended to provide further adaptations and modifications within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a hook line device is concentrated in gear drive, includes aircraft nose casing subassembly, its characterized in that: the machine head machine shell assembly is provided with an inclined bottom portion which inclines downwards, a plurality of groups of hook knife and hook wire assemblies and hook knife moving guide grooves are formed in the inclined bottom portion, each group of hook knife and hook wire assemblies are correspondingly provided with one hook knife moving guide groove, each hook knife and hook wire assembly comprises a hook knife moving rack and a hook knife, transmission teeth on the hook knife moving rack are meshed with the hook knife moving gear, the other side, corresponding to the transmission teeth, of the hook knife moving rack is connected with the upper end of the hook knife, a plurality of hook knife moving gears which are respectively meshed with the hook knife moving racks are arranged on the driving main shaft, the hook knife and the hook knife moving racks are respectively arranged on two sides of a groove hole of the hook knife moving guide grooves, and inclined lifting movement is carried out along the groove hole of the hook knife moving guide grooves under the meshing driving of the hook knife moving gears.

2. The gear transmission concentrated thread take-up device according to claim 1, wherein: the bottom end of the machine head shell assembly is provided with a bush-hook lifting inlet-outlet through hole, the bush-hook is arranged in the machine head shell assembly and is connected with the other side corresponding to the rack side through a bush-hook moving rack, a moving rack connecting arm is arranged on the bush-hook moving rack on the other side corresponding to the rack side, the upper end of the bush-hook is connected with the bush-hook moving rack through the moving rack connecting arm, and the moving rack connecting arm can move in a lifting manner and is arranged in a bush-hook moving guide groove.

3. The gear transmission concentrated thread take-up device according to claim 2, wherein: the movable rack connecting arm is connected with the middle position of the other side of the hook knife movable rack corresponding to the transmission gear.

4. The gear transmission concentrated thread take-up device according to claim 1, wherein: the inclined bottom end part is provided with a plurality of bush-hook bottom plates, and each bush-hook bottom plate is provided with a bush-hook moving guide groove corresponding to each group of bush-hook thread components.

5. The gear transmission concentrated thread take-up device according to claim 1, wherein: the inclined bottom end part is provided with a plurality of driving main shaft fixed connection seats, and the driving main shafts are connected with each driving main shaft fixed connection seat in a positioning and rotating mode.

6. The gear transmission concentrated thread take-up device according to claim 5, wherein: the driving main shaft fixing and connecting seats are provided with main shaft positioning and connecting through holes, bearings are embedded in the main shaft positioning and connecting through holes, and the driving main shafts are connected and arranged on the driving main shaft fixing and connecting seats through the bearings.

7. The gear transmission concentrated thread hooking device according to claim 1, 4 or 5, characterized in that: the inclination angle of the inclined bottom end is 30-75 degrees.

8. The gear transmission concentrated thread take-up device according to claim 1, wherein: and a driving main shaft fixing and connecting seat is arranged between every 2 groups of hook knife and hook wire assemblies.

9. The gear transmission concentrated thread take-up device according to claim 1, wherein: the driving mechanism for driving the main shaft adopts a hook wire driving motor.

10. The gear transmission concentrated thread take-up device according to claim 1, wherein: the aircraft nose casing subassembly bottom be equipped with a plurality of bush-hook bottom plates, bush-hook lift business turn over through-hole is established to every bush-hook bottom plate bottom, the bush-hook is located in the bush-hook bottom plate and is moved the opposite side that the rack corresponds with the rack side and be connected, the bush-hook of the opposite side that the rack side corresponds is moved and is equipped with the removal rack linking arm on the rack, the bush-hook upper end is through removing the rack linking arm and the bush-hook removes the rack connection and love together, remove locating in the bush-hook removal guide slot of rack linking arm liftable removal.