CN220149821U - Flexible multi-needle bar transmission mechanism of embroidery machine - Google Patents

Abstract

The utility model discloses a flexible multi-needle bar transmission mechanism of an embroidery machine, which comprises a shell and a fixed plate, wherein the upper part in the shell is fixedly connected with the fixed plate, three groups of upper rails are fixedly connected below the fixed plate, embroidery needle bars are movably assembled in the upper rails, knitting needles are fixedly connected to the bottom ends of the embroidery needle bars, the upper part and the lower part of the embroidery needle bars are bar parts, and the middle position of the embroidery needle bars is a loop. The flexible multi-needle bar transmission mechanism of the embroidery machine is provided with a driving motor, a driving rod, a driving gear, a driven gear, a rotating block, a rotating column and a rotating wheel, and drives the embroidery needle bar to reciprocate back and forth in the upper track and the lower track in the upper and lower directions through the linkage of the driving motor and the gear.

Description

Flexible multi-needle bar transmission mechanism of embroidery machine

Technical Field

The utility model relates to the technical field of embroidery machines, in particular to a flexible multi-needle bar transmission mechanism of an embroidery machine.

Background

The computerized embroidery machine has the effect of precise knitting, has higher efficiency and speed than manual embroidery, and can cope with various complex patterns. Because the common operation of multiple groups of needle bars can greatly improve the efficiency, the multi-bar linkage also becomes the basic transmission structure of the embroidery machine, however, the operation of the needle bars is mostly driven independently, so that the internal structure of the embroidery machine is too compact and complex, parts are numerous, the driving energy consumption is high, the noise is high, and the efficient linkage cannot be realized.

Therefore, there is a need for a flexible multi-needle bar transmission mechanism of an embroidery machine, which solves the technical drawbacks proposed in the above-mentioned technology.

Disclosure of Invention

The utility model aims to provide a flexible multi-needle bar transmission mechanism of an embroidery machine, which aims to solve the problem that the needle bars cannot be efficiently linked due to independent driving in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flexible many needle bars drive mechanism of embroidery machine, includes casing and fixed plate, the top fixedly connected with fixed plate in the casing, three rail sets of upper rail of fixed plate below fixedly connected with, all movable mounting has the embroidery needle bar in the upper rail, the equal fixedly connected with knitting needle of embroidery needle bar bottom, two parts are pole portion about the embroidery needle bar, the embroidery needle bar intermediate position is the circuit, the outside activity of embroidery needle bar below is equipped with the lower rail corresponding with the embroidery needle bar, lower rail fixed connection is in the upper rail below, embroidery needle bar rear is provided with the mount, mount fixedly connected with in shells inner wall, three group's revolving posts have been cup jointed to the mount internalization.

Preferably, the front end of the rotating column is fixedly connected with a rotating wheel, a rocking handle is fixedly sleeved outside the rotating wheel, one end of the rocking handle is welded with a rotating block, and the rotating block is embedded in the loop and is in rolling connection with the loop.

Preferably, the right side of the outer wall of the shell is fixedly provided with a driving motor, an output shaft of the driving motor is fixedly connected with a driving rod, the driving rod is movably assembled on the inner wall of the shell, three groups of driving gears are fixedly sleeved outside the driving rod, the rear end of the rotary column is fixedly connected with a driven gear, and the driving gear and the driven gear are respectively in meshed connection.

Preferably, movable balls are arranged on two sides of the upper rod part and the lower rod part of the embroidery needle bar, rolling grooves are respectively formed on two sides of the inner walls of the upper track and the lower track, and the balls are embedded in the rolling grooves and form rolling connection with the rolling grooves.

Preferably, the reservation seats are respectively fixedly arranged on two sides of the inner wall of the shell, fixing screws are respectively fixedly connected between two sides of the fixing plate and the reservation seats, and a maintenance door matched with the fixing plate in size is arranged at the top of the shell.

Preferably, the bottom end of the shell is fixedly connected with three groups of guide plates, and the knitting needles respectively penetrate through the guide plates and move in the guide plates.

Compared with the prior art, the utility model has the beneficial effects that: the flexible multi-needle bar transmission mechanism of the embroidery machine not only realizes the operation of linkage of a plurality of groups of knitting needles and high-efficiency transmission, reduces friction loss and abnormal sound, has better protection effect on components, but also realizes convenient lubrication and maintenance;

(1) The driving motor drives the driving rod to rotate, torque is transmitted to the rotating column through the engagement of the three groups of driving gears and the driven gear, and the rotating wheel is driven to rotate in situ, so that the rotating block is made to do circular motion in the loop through the swinging of the rocking handle, the embroidery needle bar is driven to do reciprocating back and forth motion in the upper track and the lower track, the quick work of knitting needles is realized, the linkage operation of a plurality of groups of knitting needles can be realized due to different initial positions of each group of knitting needles, the efficient transmission effect is realized, the number of rolling grooves can be set according to requirements, and the transmission efficiency is greatly improved;

(2) By being provided with an upper rail, a lower rail and balls. The rolling grooves are formed in the positions of the upper and lower rod parts of each group of embroidery needle rods, rolling grooves are formed in the positions of the upper rail and the lower rail, when the embroidery needle rods move up and down rapidly, sliding friction between the embroidery needle rods and the upper rail and sliding friction between the embroidery needle rods and the lower rail are converted into rolling friction between the rolling balls and the rolling grooves, so that the embroidery needle rods can bear rapid and long-time continuous operation, friction loss and generated abnormal sounds are reduced, and the embroidery needle rods have better protection effect on components;

(3) Through being provided with fixed plate, fixed screw, maintenance door, the equal fixed connection of track and lower track is in the fixed plate bottom on three group, and the fixed plate passes through the fixed screw to be fixed in the casing, when needing to maintain, can pull down driving motor and mount from the outer wall, will maintain the door and open, pull down the fixed screw, can be with fixed plate and internal assembly demolishs, maintains or dismantle alone and change, be convenient for lubricate and maintain, the ease of mounting and dismounting.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view of the fixing frame of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic front view of the embroidery needle bar of the present utility model.

In the figure: 1. a housing; 2. an upper rail; 3. an endless track; 4. embroidery needle bar; 5. a lower rail; 6. rolling grooves; 7. a guide piece; 8. knitting needles; 9. a driving motor; 10. a fixing frame; 11. a rotating wheel; 12. a rocking handle; 13. a set screw; 14. a fixing plate; 15. a maintenance door; 16. a driving rod; 17. a rotating block; 18. a rotating column; 19. a driven gear; 20. a drive gear; 21. and (3) rolling balls.

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.

Example 1: referring to fig. 1-4, a flexible multi-needle bar transmission mechanism of an embroidery machine comprises a shell 1 and a fixed plate 14, wherein the fixed plate 14 is fixedly connected to the upper part in the shell 1, three groups of upper rails 2 are fixedly connected to the lower part of the fixed plate 14, embroidery needle bars 4 are movably assembled in the upper rails 2, knitting needles 8 are fixedly connected to the bottom ends of the embroidery needle bars 4, the upper and lower parts of the embroidery needle bars 4 are bar parts, the middle position of the embroidery needle bars 4 is a loop 3, a lower rail 5 corresponding to the embroidery needle bars 4 is movably assembled outside the lower rail 5, the lower rail 5 is fixedly connected to the lower part of the upper rails 2, a fixed frame 10 is arranged behind the embroidery needle bars 4, the fixed frame 10 is fixedly connected to the inner wall of the shell 1, three groups of rotary posts 18 are movably sleeved in the fixed frame 10, rotary posts 18 are fixedly connected to the front ends of the rotary posts 11, rocking handles 12 are fixedly sleeved outside the rotary posts 11, one ends of the rocking handles 12 are welded with rotary blocks 17, the rotary blocks 17 are embedded in the loop 3 and form rolling connection with the loop 3, a motor output shaft 9 is fixedly assembled on the right side of the shell 1, a driving gear 16 is fixedly connected with a driving gear 16, and a driving gear 19 is fixedly connected to the driving gear 16 is fixedly connected to the driving gear 20 of the driving gear 20, and the driving gear 20 is fixedly connected to the driving gear 20;

specifically, as shown in fig. 1, 2 and 4, the driving motor 9 drives the driving rod 16 to rotate, torque is transmitted to the rotary column 18 through the engagement of the three groups of driving gears 20 and the driven gears 19, and the rotary wheel 11 is driven to rotate in situ, so that the rotary block 17 performs circular motion in the loop 3 through the swinging of the rocking handle 12, and drives the embroidery needle bar 4 to reciprocate in the upper track 2 and the lower track 5 in the vertical direction, thereby realizing the quick operation of the knitting needles 8, and realizing the linkage operation of a plurality of groups of knitting needles 8 due to different initial positions of each group of knitting needles 8.

Example 2: the two sides of the upper and lower rod parts of the embroidery needle bar 4 are respectively provided with movable balls 21, the two sides of the inner walls of the upper rail 2 and the lower rail 5 are respectively provided with a rolling groove 6, the balls 21 are embedded in the rolling grooves 6 and form rolling connection with the rolling grooves 6, the bottom end of the shell 1 is fixedly connected with three groups of guide plates 7, and knitting needles 8 respectively penetrate through the guide plates 7 and move in the guide plates 7;

specifically, as shown in fig. 1, 3 and 4, balls 21 are mounted on the upper and lower rod portions of each group of embroidery needle bars 4, and rolling grooves 6 are formed on the upper rail 2 and the lower rail 5, when the embroidery needle bars 4 move up and down rapidly, the balls 21 convert sliding friction between the embroidery needle bars 4 and the upper rail 2 and sliding friction between the balls 21 and the rolling grooves 6, so that the embroidery needle bars 4 can bear rapid and long-time continuous operation.

Example 3: reserved seats are fixedly arranged on two sides of the inner wall of the shell 1 respectively, fixing screws 13 are fixedly connected between two sides of the fixing plate 14 and the reserved seats respectively, and a maintenance door 15 matched with the fixing plate 14 in size is arranged at the top of the shell 1;

specifically, as shown in fig. 1 and 3, the three groups of upper rails 2 and lower rails 5 are fixedly connected to the bottom end of the fixing plate 14, the fixing plate 14 is fixed in the housing 1 through the fixing screws 13, when maintenance is needed, the driving motor 9 and the fixing frame 10 can be detached from the outer wall, the maintenance door 15 is opened, and the fixing screws 13 are detached, so that the fixing plate 14 and the internal components can be detached.

Working principle: when the utility model is used, the driving motor 9 drives the driving rod 16 to rotate, torque is transmitted to the rotary column 18 through the meshing of the three groups of driving gears 20 and the driven gears 19, the rotary wheel 11 is driven to rotate in situ, so that the rotary block 17 circularly moves in the loop 3 through the swinging of the rocking handle 12, the embroidery needle rods 4 are driven to reciprocate in the upper rail 2 and the lower rail 5 in the up-down direction, the balls 21 are arranged at the upper and lower rod parts of each group of the embroidery needle rods 4, the rolling grooves 6 are arranged at the upper rail 2 and the lower rail 5, and when the embroidery needle rods 4 move up and down rapidly, the sliding friction between the embroidery needle rods 4 and the upper rail 2 and the lower rail 5 is converted into the rolling friction between the balls 21 and the rolling grooves 6, so that the embroidery needle rods 4 can bear rapid and long-time continuous operation, the friction loss and the generated abnormal noise are reduced, and the rapid operation of the knitting needles 8 is realized, and the linkage operation of a plurality of groups of knitting needles 8 can be realized due to the different initial positions of each group of knitting needles 8.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a flexible many needle bars drive mechanism of embroidery machine, includes casing (1) and fixed plate (14), its characterized in that: the utility model discloses a three-dimensional embroidery machine, including casing (1), fixed plate (14) of upper portion fixedly connected with, fixed plate (14) below fixedly connected with is three track (2) on group, all movable assembly has embroidery needle bar (4) in last track (2), embroidery needle bar (4) bottom all fixedly connected with knitting needle (8), two portions are pole portion about embroidery needle bar (4), embroidery needle bar (4) intermediate position is circuit (3), embroidery needle bar (4) below outside movable assembly has lower track (5) corresponding with embroidery needle bar (4), lower track (5) fixed connection is in last track (2) below, embroidery needle bar (4) rear is provided with mount (10), mount (10) fixedly connected with casing (1) inner wall, three sets of revolving post (18) have been cup jointed to mount (10) internal movement.

2. The flexible multi-needle bar transmission of an embroidery machine of claim 1, wherein: the rotary column is characterized in that the front end of the rotary column (18) is fixedly connected with a rotary wheel (11), a rocking handle (12) is fixedly sleeved outside the rotary wheel (11), one end of the rocking handle (12) is welded with a rotary block (17), and the rotary block (17) is embedded in the loop (3) and is in rolling connection with the loop (3).

3. The flexible multi-needle bar transmission of an embroidery machine of claim 1, wherein: the novel rotary column driving device is characterized in that a driving motor (9) is fixedly assembled on the right side of the outer wall of the shell (1), a driving rod (16) is fixedly connected to an output shaft of the driving motor (9), the driving rod (16) is movably assembled on the inner wall of the shell (1), three groups of driving gears (20) are fixedly sleeved outside the driving rod (16), driven gears (19) are fixedly connected to the rear end of the rotary column (18), and the driving gears (20) are respectively connected with the driven gears (19) in a meshed mode.

4. The flexible multi-needle bar transmission of an embroidery machine of claim 1, wherein: the movable rolling balls (21) are arranged on two sides of the upper rod part and the lower rod part of the embroidery needle rod (4), rolling grooves (6) are respectively formed in two sides of the inner walls of the upper track (2) and the lower track (5), and the rolling balls (21) are embedded in the rolling grooves (6) and form rolling connection with the rolling grooves (6).

5. The flexible multi-needle bar transmission of an embroidery machine of claim 1, wherein: the maintenance door is characterized in that reserved seats are fixedly mounted on two sides of the inner wall of the shell (1) respectively, fixing screws (13) are fixedly connected between two sides of the fixing plate (14) and the reserved seats respectively, and maintenance doors (15) matched with the fixing plate (14) in size are arranged at the top of the shell (1).

6. The flexible multi-needle bar transmission of an embroidery machine of claim 1, wherein: the bottom end of the shell (1) is fixedly connected with three groups of guide plates (7), and the knitting needles (8) respectively penetrate through the guide plates (7) and move in the guide plates (7).