CN114525635A

CN114525635A - Bead threading device

Info

Publication number: CN114525635A
Application number: CN202210216942.8A
Authority: CN
Inventors: 谭洪强
Original assignee: Zhuji Damei Technology Co ltd
Current assignee: Zhuji Damei Technology Co ltd
Priority date: 2022-03-06
Filing date: 2022-03-06
Publication date: 2022-05-24

Abstract

The invention discloses a bead threading device which comprises a bead threading rod and a positioning mechanism of the bead threading rod. The invention is provided with a bead threading mechanism, the bead threading mechanism comprises a bead threading sleeve and a first driving structure for driving the bead threading sleeve to slide relative to a charging barrel in a reciprocating manner, the bead threading sleeve is arranged in a through hole at the bottom of the charging barrel, and the corresponding end of a bead threading rod is arranged in a bead threading hole of the bead threading sleeve. The bead threading sleeve is driven by the first driving structure to slide back and forth relative to the material cylinder, so that beads in the material cylinder can continuously fall into the bead threading holes of the bead threading sleeve according to the probability, and beads which are aligned, concentric or approximately concentric with the bead threading rod in the bead threading holes are threaded on the bead threading rod. The bead threading device has the advantages that the bead threading efficiency is high, the material barrel does not need to rotate through the up-and-down reciprocating sliding bead threading of the bead threading sleeve, so the shape of the material barrel is not limited any more, and the shape of the material barrel can be adjusted according to the position to be installed.

Description

Bead threading device

Technical Field

The invention relates to a bead stringing device.

Background

The beading apparatus is generally used for beading a beading rod to supply a bead feeding apparatus for bead embroidery. The prior art bead threading devices typically include a rotating barrel, a bead threading rod disposed at one end of the barrel for threading beads, the bead threading rod being disposed within the barrel at a corresponding end for threading beads in cooperation with the rotating barrel. The cartridge of this structure needs to be rotated, and therefore, must be provided in a cylindrical shape. The cylindrical cartridge has a large volume, and particularly has a large area ratio in the projection direction of the embroidery frame. With the requirement of multi-color bead feeding and limited space on the embroidery machine, the cylindrical charging barrel is too large in size, so that the multi-color bead is too bloated and cannot be well installed on the embroidery machine.

In addition, the pearl threading rod of the existing pearl threading mechanism floats in the charging barrel, so that the stacking height of materials in the charging barrel is required, and the materials are stacked too high or too low and are not favorable for pearl threading.

Disclosure of Invention

The invention provides a bead threading device which is simple and compact in structure and high in bead threading efficiency, and aims to solve the problems of large size and complex structure of the conventional bead threading device.

The technical scheme for solving the existing problems is as follows: a bead threading device comprises a bead threading rod and a positioning mechanism of the bead threading rod, and as an improvement, a charging barrel is arranged at the upper end of the bead threading rod, and a through hole is arranged at the bottom of the charging barrel; still include and wear pearl mechanism, wear pearl mechanism include with feed cylinder complex wear pearl cover, drive wear the pearl cover for the feed cylinder first drive structure that slides that reciprocates, wear pearl cover slidable set up in the through-hole and cooperate with the through-hole, wear to be equipped with the pearl hole of wearing that can hold the pearl in the pearl cover, the corresponding one end of wearing pearl pole set up in wearing the pearl of pearl cover downthehole, still including the support body of connecting pearl mechanism, feed cylinder.

As a further improvement, the bead-threading sleeve is provided with a connecting piece, and the first driving structure is matched with the connecting piece.

As a further improvement, the connecting piece or/and the bead penetrating sleeve are/is provided with a guide structure for guiding the sliding of the bead penetrating sleeve; and the ball threading sleeve or/and the connecting piece are/is provided with an elastic body which is matched with the driver to drive the ball threading sleeve to slide in a reciprocating manner.

As a further improvement, the first driving structure comprises a driving rotating part, and a guide track for driving the ball penetrating sleeve to slide in a reciprocating mode is arranged on the rotating part.

As a further improvement, the connecting piece is provided with a roller matched with the guide rail.

As a further improvement, the first driving structure comprises a pneumatic rod, a hydraulic rod, an electromagnetic push rod or a linear motor for providing power.

As a further improvement, the positioning mechanism comprises a base frame, at least two groups of clips, a driving shaft and a driving motor, wherein the at least two groups of clips are arranged on the base frame in sequence along the direction of the bead penetrating rod, the driving motor is connected with the driving shaft, cams for driving the corresponding groups of clips to alternately clamp or open are arranged at the positions, corresponding to the corresponding groups of clips, on the driving shaft, and when the cams drive the corresponding clips to open, at least one group of clips clamp and position the bead penetrating rod; the driving shaft forms a power shaft of the first driving structure; the frame body is connected to the base frame.

As a further improvement, the upper end of the bead penetrating hole of the bead penetrating sleeve is provided with a guide inclined plane; the through hole is arranged on one side or/and one corner of the charging barrel.

As a further improvement, the inner side of the barrel is positioned at the lowest position of the inner part of the barrel at the through hole.

As a further improvement, the periphery of the inner side of the charging barrel is provided with an inclined guide surface towards the through hole; the charging barrel is square, triangular or polygonal.

Compared with the prior art, the invention is provided with the bead threading mechanism, the bead threading mechanism comprises a bead threading sleeve and a first driving structure for driving the bead threading sleeve to slide relative to the charging barrel in a reciprocating manner, the bead threading sleeve is arranged in the through hole at the bottom of the charging barrel, and the corresponding end of the bead threading rod is arranged in the bead threading hole of the bead threading sleeve. The bead threading sleeve is driven to slide relative to the charging barrel in a reciprocating manner through the first driving structure, so that beads in the charging barrel can continuously fall into a bead threading hole of the bead threading sleeve according to the probability, beads which are positioned in the bead threading hole and aligned, concentric or approximately concentric with the bead threading rod can be threaded on the bead threading rod, beads which are not concentric with the bead threading rod and can not be threaded can be pushed out by the bead threading rod along with downward sliding of the bead threading sleeve, and the beads are mixed into the charging barrel again. The invention has the advantages that the bead threading is carried out through the up-and-down reciprocating sliding of the bead threading sleeve, the bead threading efficiency is high, the charging barrel does not need to rotate, the shape of the charging barrel is not limited any more, the shape of the charging barrel can be adjusted according to the position to be installed, the installation space of the charging barrel can be kept, and the effective installation space outside the charging barrel can be reduced to the maximum extent.

In addition, the bead threading depends on the reciprocating operation of the bead threading sleeve, the lowest stroke of the bead threading sleeve can be set to move upwards from the bottommost part of the charging barrel, even if the number of beads in the charging barrel is small, the bead threading is not influenced, the bead threading is not limited by the number of the beads in the charging barrel excessively, the feeding frequency is reduced, frequent feeding is avoided, a complicated automatic feeding mechanism can be omitted, and the bead threading mechanism is further simplified to the greatest extent.

Drawings

Fig. 1 is a schematic front view of the structure of the present invention.

Fig. 2 is a perspective view of the structure of the present invention.

Fig. 3 is a partial structural schematic diagram of the present invention.

Fig. 4 is an enlarged schematic view of fig. 3 at b.

Fig. 5 is an enlarged schematic view of fig. 2 at a.

Detailed Description

Referring to fig. 1-5, the bead threading device of the present embodiment includes a bead threading rod 1 and a positioning mechanism 2 of the bead threading rod 1, wherein a material cylinder 3 is disposed at an upper end of the bead threading rod 1, and a through hole 31 is disposed at a bottom of the material cylinder 3; still include and wear pearl mechanism 4, wear pearl mechanism 4 include with feed cylinder 3 complex wear pearl cover 41, drive wear pearl cover 41 for feed cylinder 3 reciprocating sliding's first drive structure 5, wear pearl cover 41 slidable set up in through-hole 31 and cooperate with through-hole 31, wear to be equipped with in the pearl cover 41 and to hold the pearl hole 42 of wearing of pearl, wear the corresponding one end of pearl pole 1 set up in wearing pearl hole 42 of pearl cover 41, still including connecting frame body 11 of wearing pearl mechanism 4, feed cylinder 3.

The first driving structure 5 comprises a pneumatic rod, a hydraulic rod, an electromagnetic push rod or a linear motor for providing power. The bead threading can be performed by directly driving the bead threading sleeve 41 to operate through a pneumatic rod, a hydraulic rod, an electromagnetic push rod, a linear motor or other existing mechanisms.

For the convenience of operation, the bead-penetrating sleeve 41 is provided with a connecting piece 43, and the first driving structure 5 is matched with the connecting piece 43. The running beads which can drive the bead threading sleeve 41 to reciprocate can be driven by the first driving structure 5 and the connecting piece 43.

In order to facilitate the control of the accurate sliding of the bead threading sleeve 41, the connecting piece 43 or/and the bead threading sleeve 41 is/are provided with a guide structure for guiding the sliding of the bead threading sleeve 41; and the ball threading sleeve 41 or/and the connecting piece 43 is/are provided with an elastic body 44 which is matched with the driver to drive the ball threading sleeve 41 to slide in a reciprocating manner. Referring to the drawings, the guide structure is two guide shafts 45 connected to the frame body 11, and the elastic body 44 is sleeved on the guide shafts 45 to drive and press the connecting piece 43. In this embodiment, the elastic body 44 may be mounted on the guide shaft 45, and the driving and pressing connection member 43 drives the bead-threading sleeve 41 to return.

The first driving structure 5 includes a driving rotation member 51, the rotation member 51 is provided with a guiding track 52 for driving the ball threading sleeve 41 to slide back and forth, in this embodiment, the rotation member 51 is a rotary table, and the guiding track 52 can be arranged on the end face of the rotary table on the side where the connection member 43 is located. The guide rail 52 may be provided in a continuous circulation, closed wave shape. The connecting piece 43 is provided with a roller 40 which is matched with the guide track 52. The roller 40 may be mounted to the link 43 by a link arm.

In this embodiment, the positioning mechanism 2 includes a base frame 20 for fixedly mounting each component, at least two sets of clips 21 arranged on the base frame 20 in sequence along the direction of the bead-piercing rod 1, a driving shaft 22, and a driving motor 23 connected to the driving shaft 22, a cam 24 for driving the corresponding set of clips 21 to alternately clamp or open is arranged on the driving shaft 22 at a position corresponding to the corresponding set of clips 21, and when the cam 24 drives the corresponding clips 21 to open, at least one set of clips 21 clamp and position the bead-piercing rod 1; the driving shaft 22 forms a power shaft of the first driving structure 5, and referring to the drawing, the rotating part 51 is connected to the upper end of the driving shaft 22; the frame body 11 may be connected to the base frame 20.

Of course, the positioning mechanism 2 of the bead-threading rod 1 can also adopt other structures, such as being spirally wound on a driving wheel; or the screw is wound on at least two driving wheels or/and wound between at least two driving wheels, and the bead-threading rod 1 is positioned by the driving wheels.

The upper end of the bead through hole 42 of the bead through sleeve 41 is provided with the guide inclined plane 40, and the arrangement of the guide inclined plane 40 is convenient for beads in the charging barrel 3 to slide into the bead through hole 42 more easily when the bead through sleeve 41 slides upwards; the through hole 31 is arranged on one side or/and one corner of the charging barrel 3, so that the charging barrel 3 can be conveniently installed at a better selected position, and the charging barrel 3 can be conveniently installed in a narrow space. Referring to fig. 1 to 3, the through holes 31 of the cartridges 3 at both sides are respectively disposed near the inner sides of the cartridges 3 so as to maintain the compact structure of the entire three-color bead feeding device.

Referring to fig. 3-4, the inner side of the cartridge 3 is located at the lowest position of the through hole 31 in the cartridge 3. The periphery of the inner side of the charging barrel 3 is provided with an inclined guide surface facing the through hole 31; can be convenient for meet the requirement of threading when the beads in the charging barrel are less. The barrel 3 is square, triangular or polygonal or other required shapes. If the design is square, the installation space can be saved.

In this embodiment, when the mechanism is normally installed and used, the charging barrel 3 is located above, the bead-threading rod is located below the charging barrel 3, and the bottom of the charging barrel 3 is located below.

When the clamp opening device is used, the driving motor 23 is started, the driving motor 23 drives the driving shaft 22 to rotate, and the rotating driving shaft 22 drives the plurality of groups of clamps 21 to be opened alternately through the cam 24. The drive shaft 22 simultaneously rotates the rotation member 51. The rotating piece 51 drives the bead penetrating sleeve 41 to slide back and forth in the through hole 31 of the barrel 3 through the wavy closed guide track 52 in combination with the roller 40 on the connecting piece 43. The upper convex part on the guide track 52 of the rotating member 51 drives the ball bushing 41 to slide upwards, and the lower concave part or flat part of the guide track 52 drives the connecting member 44 to drive the ball bushing 41 to slide downwards under the action of the elastic body 44.

When the bead threading sleeve 41 slides upwards and moves relatively to the beads in the material barrel 3, the beads are swallowed into the bead threading holes 42 of the bead threading sleeve 41 depending on probability, the beads in the bead threading holes 42 are threaded on the bead threading rod 1 along with the gravity of the beads when the bead holes of the beads are aligned with the end of the bead threading rod 1 in the bead threading holes 42, and if the bead holes of the beads in the bead threading holes 42 are not aligned with the end of the bead threading rod 1, the beads are discharged and randomly rolled or are scattered and randomly rolled by the beads at the periphery when the bead threading sleeve 41 slides downwards. The beading sleeve 41 again relies on the probability of "swallowing" beads in the cartridge 3 when it is again run in a sliding upward motion. The beads are penetrated on the bead penetrating rod 1 to form bead strings by the reciprocating up and down sliding of the bead penetrating sleeve 41. The beaded beads on the rod 1 are gradually discharged downwardly to the other end of the rod 1 as the clips 21 are alternately opened. The other end of the bead threading rod 1 can be suspended above the bead feeding mechanism, and beads are supplied to the bead feeding mechanism, so that the bead feeding mechanism can continuously feed the beads to realize loose bead embroidery.

Claims

1. The utility model provides a wear pearl device, includes wearing pearl pole, the positioning mechanism who wears pearl pole, its characterized in that: a charging barrel is arranged at the upper end of the bead threading rod, and a through hole is formed in the bottom of the charging barrel; still include and wear pearl mechanism, wear pearl mechanism include with feed cylinder complex wear pearl cover, drive wear the pearl cover for the feed cylinder first drive structure that slides reciprocally, wear pearl cover slidable set up in the through-hole and cooperate with the through-hole, wear to be equipped with the pearl hole that can hold the pearl in the pearl cover, the corresponding one end of wearing pearl pole set up in the pearl hole of wearing pearl cover, still including the support body of connecting pearl mechanism, feed cylinder.

2. The beading apparatus of claim 1, wherein: the bead stringing sleeve is provided with a connecting piece, and the first driving structure is matched with the connecting piece.

3. The beading apparatus of claim 2, wherein: the connecting piece or/and the bead penetrating sleeve are/is provided with a guide structure for guiding the sliding of the bead penetrating sleeve; and the ball threading sleeve or/and the connecting piece are/is provided with an elastic body which is matched with the driver to drive the ball threading sleeve to slide in a reciprocating manner.

4. The beading apparatus of claim 2, wherein: the first driving structure comprises a driving rotating piece, and a guide rail for driving the bead penetrating sleeve to slide in a reciprocating mode is arranged on the rotating piece.

5. The beading apparatus of claim 4, wherein: the connecting piece is provided with a roller matched with the guide rail.

6. The beading apparatus of claim 1, wherein: the first driving structure comprises a pneumatic rod, a hydraulic rod, an electromagnetic push rod or a linear motor which provides power.

7. The beading apparatus of claim 1, wherein: the positioning mechanism comprises a base frame, at least two groups of clamps, a driving shaft and a driving motor, wherein the at least two groups of clamps are arranged on the base frame in sequence along the direction of the bead penetrating rod, the driving motor is connected with the driving shaft, cams for driving the corresponding groups of clamps to alternately clamp or open are arranged on the driving shaft at the corresponding positions of the corresponding groups of clamps, and when the corresponding clamps are driven to open by the cams, at least one group of clamps clamp and position the bead penetrating rod; the driving shaft forms a power shaft of the first driving structure; the frame body is connected to the base frame.

8. The beading apparatus of claim 1, wherein: the upper end of the bead through hole of the bead through sleeve is provided with a guide inclined plane; the through hole is arranged on one side or/and one corner of the charging barrel.

9. The beading apparatus of claim 1, wherein: the inner side of the charging barrel is positioned at the lowest position of the interior of the charging barrel at the through hole.

10. The beading apparatus of claim 1, wherein: the periphery of the inner side of the charging barrel is provided with an inclined guide surface facing the through hole; the charging barrel is square, triangular or polygonal.