CN219568262U - Structure is adjusted to upper thread elasticity connecting rod of embroidery machine aircraft nose - Google Patents

Abstract

The utility model discloses an upper thread tightness connecting rod adjusting structure of an embroidery machine head, which comprises a base and a stop block which are fixedly arranged on the embroidery machine head, wherein one end of the base is fixedly connected with a sliding rail, two sides of the base are respectively provided with a plurality of first mounting holes, one side of the base is provided with a connecting rod, one end face of the connecting rod is fixedly provided with a sliding block which is clamped on the sliding rail in a sliding way, the sliding block is provided with a second mounting hole, the connecting rod is fixedly connected with an adjusting seat, the adjusting seat is provided with a threaded hole, the threaded hole is internally and in threaded connection with an adjusting bolt, one end of the adjusting bolt is provided with a threading hole, and one end of the adjusting seat, which is close to the stop block, is fixedly provided with an anti-vibration component.

Description

Structure is adjusted to upper thread elasticity connecting rod of embroidery machine aircraft nose

Technical Field

The utility model relates to the technical field of embroidery machines, in particular to an upper thread tightness connecting rod adjusting structure of an embroidery machine head.

Background

The sewing machine comprises an organic arm part and a machine seat part, wherein the arm part is provided with a needle bar. The needle bar moves in the up-down direction. The housing portion has a shuttle therein, and the shuttle (rotating shuttle or swinging shuttle) rotates in accordance with the up-and-down movement of the needle bar. The needle bar is provided with a needle at the lower end portion for supplying an upper thread, the shuttle accommodates a bobbin around which a bobbin thread is wound, and the shuttle interweaves the upper thread with the bobbin thread supplied from the bobbin to form a stitch on the cloth. The thread cylinder supplies the upper thread to the needle. The upper thread passes through the needle eye of the needle through the auxiliary thread clamp, the main thread clamp, the thread picking spring, the thread guide, the thread picking lever, the thread guide and the like which are arranged on the arm part of the machine, and the main thread clamp applies the tension required by sewing to the upper thread during sewing; the auxiliary thread clamp applies the tension required by cutting the upper thread when cutting the thread, the sewing machine needs to withdraw the tension of the thread clamp when threading, so that the upper thread is loosened, the upper thread is conveniently pulled and threaded, the existing sewing machine does not have a mechanism for withdrawing the tension of the thread clamp specially and adjusting the tightness of the upper thread, so that the upper thread threading is difficult.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an upper thread tightness connecting rod adjusting structure of an embroidery machine head, which solves the existing problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an upper thread elasticity connecting rod adjusting structure of embroidery machine aircraft nose, includes base and dog of fixed mounting on embroidery machine aircraft nose, a plurality of first mounting holes have been seted up respectively to the one end fixedly connected with slide rail of base, one side of base is provided with the connecting rod, the slider of slip joint on the slide rail is fixed mounting to an end face of connecting rod, the second mounting hole has been seted up on the slider, fixedly connected with regulating seat on the connecting rod, threaded hole has been seted up on the regulating seat, threaded hole internal thread has adjusting bolt, the through wires hole has been seted up to adjusting bolt's one end, the one end fixed mounting that is close to the dog of regulating seat has antidetonation subassembly.

Preferably, the anti-seismic assembly comprises a fixed block fixedly mounted on the adjusting seat, a chute is formed in one end of the fixed block, a damping block is movably clamped in the chute, a spring is fixedly connected between one end of the damping block and the inner wall of the chute, and a buffer plate is fixedly connected to the other end of the damping block through a connecting rod.

Preferably, the damping block is made of high damping rubber, and the buffer plate is made of natural rubber.

Preferably, the sliding rail is an I-shaped sliding rail, the sliding block is an I-shaped sliding groove, and the inner surface size of the sliding block is matched with the outer surface size of the sliding rail.

Preferably, a plurality of first mounting holes are distributed on the base in an equidistant straight line manner, and the first mounting holes are connected with the second mounting holes through bolts.

Preferably, the stop block, the connecting rod and the adjusting seat are all made of stainless steel metal materials.

Advantageous effects

The utility model provides an upper thread tightness connecting rod adjusting structure of an embroidery machine head, which has the following beneficial effects compared with the prior art:

1. this structure is adjusted to upper thread elasticity connecting rod of embroidery machine aircraft nose, including fixed mounting base and dog on embroidery machine aircraft nose, one side sliding connection of dog has the connecting rod, fixed mounting regulating seat on the connecting rod, regulating seat inside threaded connection adjusting bolt, the through wires hole has been seted up to adjusting bolt's one end to upper thread can pass the through wires hole, thereby slide on the base through the connecting rod simultaneously can adjust the upper and lower height of through wires hole, thereby make the upper thread taut or loosen through changing the position of through wires hole, thereby conveniently carry out the elasticity adjustment to upper thread, adjusting bolt threaded connection is on regulating seat simultaneously, can finely tune the upper and lower position of through manual rotation adjusting bolt, thereby be convenient for carry out quick accurate fine adjustment to the upper thread elasticity, the accuracy of regulation is improved.

2. This structure is adjusted to upper thread elasticity connecting rod of embroidery machine aircraft nose is through setting up antidetonation subassembly between adjusting seat and dog to when adjusting seat reciprocates to adjust seat, the buffer board supports tightly at the dog surface under the spring force effect, thereby after the upper thread passes the through-hole, through buffer board self rebound ability and damping piece and the damping friction energy dissipation of spout inner wall to shock production energy absorb, can cushion the vibrations that the embroidery machine aircraft nose produced when moving to adjusting seat transmission, thereby improve the antidetonation performance of adjusting the seat, thereby improve the stability of upper thread when wearing to insert in the through-hole.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional structural view of a slider and base mounting of the present utility model;

FIG. 3 is a schematic view of the structure of the anti-seismic assembly of the present utility model.

In the figure: 1. a base; 11. a slide rail; 12. a first mounting hole; 2. a stop block; 3. a connecting rod; 4. a slide block; 41. a second mounting hole; 5. an adjusting seat; 51. a threaded hole; 6. an adjusting bolt; 61. a threading hole; 7. an anti-seismic assembly; 71. a fixed block; 72. a chute; 73. a damping block; 74. a spring; 75. and a buffer plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides two technical schemes:

embodiment one:

the utility model provides an upper thread elasticity connecting rod adjusting structure of embroidery machine aircraft nose, including fixed mounting base 1 and dog 2 on the embroidery machine aircraft nose, a plurality of first mounting holes 12 have been seted up respectively to the one end fixedly connected with slide rail 11 of base 1, one side of base 1 is provided with connecting rod 3, the slider 4 of slip joint on slide rail 11 is offered to the terminal surface fixed mounting of connecting rod 3, second mounting hole 41 has been offered on the slider 4, fixedly connected with regulating seat 5 on the connecting rod 3, threaded hole 51 has been offered on the regulating seat 5, threaded hole 51 internal thread is connected with adjusting bolt 6, threading hole 61 has been seted up to the one end of adjusting bolt 6, the one end fixed mounting who is close to dog 2 of regulating seat 5 has antidetonation subassembly 7.

Embodiment two:

the upper thread tightness connecting rod adjusting structure of the embroidery machine head comprises a base 1 and a stop block 2 which are fixedly arranged on the embroidery machine head, wherein one end of the base 1 is fixedly connected with a sliding rail 11, a plurality of first mounting holes 12 are respectively formed in two sides of the base 1, a connecting rod 3 is arranged on one side of the base 1, a sliding block 4 which is in sliding clamping connection with the sliding rail 11 is fixedly arranged on one end face of the connecting rod 3, the sliding rail 11 is an I-shaped sliding rail, the sliding block 4 is an I-shaped sliding groove, the inner surface size of the sliding block 4 is matched with the outer surface size of the sliding rail 11, and the sliding block 4 is in sliding clamping connection with the sliding rail 11, so that the sliding block 4 can move up and down conveniently; the sliding block 4 is provided with a second mounting hole 41, a plurality of first mounting holes 12 are distributed on the base 1 in an equidistant straight line, and the first mounting holes 12 and the second mounting holes 41 are connected through bolts, so that the sliding block 4 can be fixed after moving up and down; the connecting rod 3 is fixedly connected with the adjusting seat 5, the adjusting seat 5 is provided with the threaded hole 51, the internal thread of the threaded hole 51 is connected with the adjusting bolt 6, one end of the adjusting bolt 6 is provided with the threading hole 61, one end, close to the stop block 2, of the adjusting seat 5 is fixedly provided with the anti-vibration component 7, the anti-vibration component 7 comprises a fixed block 71 fixedly arranged on the adjusting seat 5, one end of the fixed block 71 is provided with a sliding groove 72, the inside of the sliding groove 72 is movably clamped with a damping block 73, a spring 74 is fixedly connected between one end of the damping block 73 and the inner wall of the sliding groove 72, the other end of the damping block is fixedly connected with a buffer plate 75 through the connecting rod, and when the adjusting seat 5 moves up and down to be adjusted, the buffer plate 75 is abutted against the surface of the stop block 2 under the elastic force of the spring 74, so that after an upper thread passes through the threading hole 61, vibration can be absorbed through the rebound performance of the buffer plate 75 and the damping friction energy consumption of the damping block 73 and the inner wall of the sliding groove 72, and vibration transmitted to the adjusting seat 5 when the machine head is operated, so that the anti-vibration performance of the adjusting seat 5 is improved; the damping block 73 is made of high damping rubber, the buffer plate 75 is made of natural rubber, energy generated by vibration is absorbed through damping friction energy consumption of the damping block 73 and the inner wall of the chute 72, and vibration transmitted to the adjusting seat 5 generated during the operation of the embroidery machine head can be buffered; the stop block 2, the connecting rod 3 and the adjusting seat 5 are made of stainless steel metal, so that the wear resistance and corrosion resistance are improved.

When the upper thread tightness connecting rod adjusting structure of the embroidery machine head is used, the upper thread tightness connecting rod adjusting structure comprises a base 1 and a stop block 2 which are fixedly arranged on the embroidery machine head, one side of the stop block 2 is slidably connected with a connecting rod 3, an adjusting seat 5 is fixedly arranged on the connecting rod 3, an adjusting bolt 6 is connected with the inside of the adjusting seat 5 through threads, one end of the adjusting bolt 6 is provided with a threading hole 61, so that an upper thread can pass through the threading hole 61, and meanwhile, the upper thread can be adjusted up and down through the upper thread sliding on the base 1 through the connecting rod 3, so that the upper thread can be tensioned or loosened through changing the position of the threading hole 61, the tightness of the upper thread can be conveniently adjusted, meanwhile, the adjusting bolt 6 is in threaded connection with the adjusting seat 5, the upper and lower positions of the threading hole 61 can be finely adjusted through manual rotation of the adjusting bolt 6, the tightness of the upper thread can be conveniently and rapidly and accurately adjusted, and the adjusting precision is improved; in addition, the anti-vibration component 7 is arranged between the adjusting seat 5 and the stop block 2, and the anti-vibration component 7 comprises the fixed block 71, the sliding groove 72 and the like, so that when the adjusting seat 5 moves up and down for adjustment, the buffer plate 75 is abutted against the surface of the stop block 2 under the elastic action of the spring 74, and after the upper thread passes through the threading hole 61, the buffer plate 75 can absorb energy generated by vibration through rebound performance and damping friction energy dissipation between the buffer block 73 and the inner wall of the sliding groove 72, and vibration transmitted to the adjusting seat 5 generated when the embroidery machine head operates can be buffered, so that the anti-vibration performance of the adjusting seat 5 is improved, and the stability of the upper thread when the upper thread passes through the threading hole 61 is improved.

And all that is not described in detail in this specification is well known to those skilled in the art.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an upper thread elasticity connecting rod adjusting structure of embroidery machine aircraft nose, includes base (1) and dog (2) of fixed mounting on embroidery machine aircraft nose, its characterized in that: one end fixedly connected with slide rail (11) of base (1), a plurality of first mounting holes (12) have been seted up respectively to the both sides of base (1), one side of base (1) is provided with connecting rod (3), one end face fixed mounting of connecting rod (3) has slider (4) of slip joint on slide rail (11), second mounting hole (41) have been seted up on slider (4), fixedly connected with regulating seat (5) on connecting rod (3), threaded hole (51) have been seted up on regulating seat (5), threaded hole (51) internal thread connection has adjusting bolt (6), threading hole (61) have been seted up to one end of adjusting bolt (6), the one end fixed mounting that is close to dog (2) of regulating seat (5) has antidetonation subassembly (7).

2. The needle thread take-up lever adjusting structure of an embroidery machine head according to claim 1, wherein: the anti-seismic assembly (7) comprises a fixed block (71) fixedly installed on the adjusting seat (5), a chute (72) is formed in one end of the fixed block (71), a damping block (73) is movably clamped in the chute (72), a spring (74) is fixedly connected between one end of the damping block (73) and the inner wall of the chute (72), and a buffer plate (75) is fixedly connected to the other end of the damping block through a connecting rod.

3. The needle thread take-up lever adjusting structure of an embroidery machine head according to claim 2, wherein: the damping block (73) is made of high damping rubber, and the buffer plate (75) is made of natural rubber.

4. The needle thread take-up lever adjusting structure of an embroidery machine head according to claim 1, wherein: the sliding rail (11) is an I-shaped sliding rail, the sliding block (4) is an I-shaped sliding groove, and the inner surface size of the sliding block (4) is matched with the outer surface size of the sliding rail (11).

5. The needle thread take-up lever adjusting structure of an embroidery machine head according to claim 1, wherein: the first mounting holes (12) are distributed on the base (1) in an equidistant straight line, and the first mounting holes (12) are connected with the second mounting holes (41) through bolts.

6. The needle thread take-up lever adjusting structure of an embroidery machine head according to claim 1, wherein: the stop block (2), the connecting rod (3) and the adjusting seat (5) are made of stainless steel metal materials.