CN109183295B

CN109183295B - Embroidery machine and embroidery machine cloth fixing device

Info

Publication number: CN109183295B
Application number: CN201811180241.3A
Authority: CN
Inventors: 徐剑清
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-10
Filing date: 2018-10-10
Publication date: 2021-03-12
Anticipated expiration: 2038-10-10
Also published as: CN109183295A

Abstract

The invention relates to the technical field of embroidery machines, and discloses an embroidery machine and an embroidery machine cloth fixing device. The invention utilizes the driving mechanism to drive the pressing plate to rotate or move up and down to realize the opening and closing of the pressing plate, and compresses the edge of the cloth between the fixing groove and the pressing plate when the pressing plate is closed, thereby reducing the trouble that embroidery workers manually fix the cloth by utilizing a large number of cloth clips and lightening the labor intensity.

Description

Embroidery machine and embroidery machine cloth fixing device

Technical Field

The invention relates to an embroidery machine and a cloth fixing device of the embroidery machine, and belongs to the technical field of embroidery machines.

Background

The Chinese embroidery machine industry has been standardized since the beginning of the last ninety years and through the development of nearly thirty years. In recent years, the development of the ultra-multi-head and ultra-long type with greater difficulty is always carried out.

As shown in fig. 1, the conventional embroidery machine includes a frame 11, an embroidery frame 12 disposed on the frame 11, a fixing beam 13 disposed on the frame 11 along the length direction of the frame 11, and a plurality of embroidery heads 14 disposed on the fixing beam 13 and distributed along the length direction of the fixing beam 13, wherein the embroidery frame 12 is slidably disposed on the frame 11 along the X-axis direction by means of an X-axis motor disposed on the frame 11, the embroidery frame 12 is slidably disposed on the frame 11 along the Y-axis direction by means of a Y-axis motor disposed on the frame 11, the embroidery frame 12 includes four fixing frames 2 perpendicular to each other in pairs, a cloth fixing device is disposed on the fixing frame 2, the cloth fixing device includes a fixing groove 3 disposed on the fixing frame 2 and extending along the length direction of the fixing frame 2, a cylindrical protruding strip 31 disposed at the bottom of the fixing frame 2, and a plurality of cloth clips 17 engaged with the protruding strip 31, the cloth clamp 17 has an elastic clamping force, and the cloth clamp 17 is in clamping fit with the convex strip 31, so that the edge of the cloth is clamped on the cloth clamp 17 and the convex strip 31, and the cloth and the embroidery frame 12 are fixed together.

Most of patterns processed by modern embroidery machines are formed by tens of thousands of needles or even thousands of needles per head according to a 15-size machine, the cloth clamping interval of the existing cloth clamps 17 is generally 30 centimeters, and the 15-size machine can clamp the cloth clamps by about 100 cloth clamps 17 at a time. The embroidery workers with a little higher speed can finish the operation within 10 minutes at the fastest speed, the number of times of clamping and unloading the cloth clamps 17 in the workload of one shift reaches about 8 thousand, the consumed time is long, and the workers need to knock down each cloth clamp 17 with the palms when clamping the cloth, so that the palms can feel painful, and the labor intensity of the embroidery workers is greatly required.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cloth fixing device of an embroidery machine, which utilizes a driving mechanism to drive a pressing plate to press cloth, reduces the trouble that embroidery workers clamp the cloth by utilizing cloth clamps one by one, and reduces the labor intensity of the workers.

The technical purpose of the invention is realized by the following technical scheme: the cloth fixing device of the embroidery machine comprises a fixing groove, a pressing plate and a driving mechanism, wherein the fixing groove is formed in the fixing frame and extends along the length direction of the fixing frame, and the driving mechanism is arranged on the fixing frame and drives the pressing plate to enable the pressing plate to compress the fixing groove.

Through adopting above-mentioned technical scheme, put the limit portion of cloth in the fixed slot during use, the clamp plate can slide from top to bottom or rotate and install on fixed frame, thereby utilize supreme downstream of actuating mechanism drive pressure strip or rotate and make the clamp plate compress tightly the limit portion of cloth in the fixed slot, realize the fixed of cloth, reduced the manual trouble of fixing cloth limit portion of workman, alleviateed intensity of labour for production efficiency.

Further setting the following steps: the pressing plate is provided with a pressing strip, a plurality of pressing needles distributed along the length direction of the pressing strip are arranged on the pressing strip, the bottom of the fixing groove is provided with a rubber bottom strip, and when the pressing needles are pressed tightly, the pressing needles penetrate through cloth and are inserted into the rubber bottom strip.

Through adopting above-mentioned technical scheme, utilize layering and tucking to fix the cloth, during the cloth tucking, the tucking passes the cloth and pricks into the rubber end strip, the cloth receives the layering to make to fix firmly in vertical direction to the vertical decurrent effort of rubber end strip, utilize the tucking to pass the cloth and make the cloth can not shrink the removal under the tension effect on the horizontal plane, it is firm to have realized fixing on the horizontal direction, the rubber end strip has certain softness degree, sharp tucking can pass the rubber end strip, make things convenient for the tucking to insert smoothly when moving along with the clamp plate on the one hand, on the other hand can prevent that the cloth from being crushed and pricked badly.

Further setting the following steps: and needle grooves which correspond to the pressing needles one to one and are used for the pressing needles to penetrate are formed in the bottoms of the fixing grooves.

Through adopting above-mentioned technical scheme, the tucking penetrates the rubber end strip after passing the cloth and inserts in the needle groove, when tucking length is unchangeable, can effectively reduce the whole thickness of clamp plate, rubber end strip and fixed slot, has practiced thrift installation space, can make fixed frame whole can accomplish more thinly lighter and handy when guaranteeing the fixed effect of tucking.

Further setting the following steps: the bottom of the fixed groove is provided with a convex strip in a cylindrical shape, and the needle groove is positioned on one side of the convex strip back to the center of the cloth.

Through adopting above-mentioned technical scheme, when the cloth was fixed by the tucking, the cloth comes from the tension at center and makes the cloth be located the ascending partial motion of part in the fixed slot for tucking and cloth are difficult for breaking away from, have promoted the fixed effect of blank pressing.

Further setting the following steps: the surface of the pressing bar facing the bottom of the fixed groove is provided with a needle hole for inserting the needle tail of the pressing needle, the side surface of the pressing bar is provided with a positioning hole communicated with the needle hole, a positioning bolt is connected with the positioning hole through threads, and the positioning bolt is in contact with the pressing needle or is connected to the pressing needle through threads.

Through adopting above-mentioned technical scheme, the tucking is set up with the layering components of a whole that can function independently, set up the pinhole that supplies the tucking to fix on the layering, it contradicts with the afterbody of tucking in stretching into the locating hole to recycle positioning bolt rotation, thereby in being fixed in the pinhole with the tucking, can loosen positioning bolt through rotating under the condition that meets individual tucking damage when using and make positioning bolt and tucking break away from, then take out the tucking from the pinhole, change intact tucking, the trouble of changing whole layering has been avoided, it is more convenient to operate and use.

Further setting the following steps: the pressing needles are provided with a plurality of groups which are arranged in a staggered mode.

Through adopting above-mentioned technical scheme, make the tucking on the layering denser in order to increase the fixed effect of tucking to the cloth, because the knitting structure that distributes too densely on the collinear and makes the cloth easily is destroyed, lead to the cloth to damage and even because this kind of damage reduces the fixed effect of cloth and makes tucking and cloth throw off, the cloth runs from the fixed slot and takes off, influence embroidery processing, establish into multiunit and crisscross emergence of avoiding above-mentioned bad phenomenon that can be better even with the tucking, can promote the fixed effect of tucking to the cloth through the increase of tucking quantity simultaneously.

Further setting the following steps: the pressing plate is hinged to the fixed frame, the driving mechanism comprises a driving air cylinder arranged on the fixed frame, and a piston rod of the driving air cylinder is hinged to the pressing plate.

Through adopting above-mentioned technical scheme, the flexible clamp plate that drives of piston rod that utilizes the actuating cylinder that corresponds with the clamp plate is close to or keeps away from the fixed slot round clamp plate and fixed frame articulated department, realizes compressing tightly fixed and unclamping the cloth, simple structure, convenient to use.

Further setting the following steps: be provided with on the fixed frame and be used for carrying out the pre-fixing subassembly of fixing in advance to the cloth when putting the cloth, pre-fixing subassembly includes a plurality of predetermined needles that set up on the fixed slot groove bottom and distribute along fixed slot length direction, the needle point of predetermined needle sets up.

By adopting the technical scheme, when the cloth is fed, the whole cloth or at least one side of the cloth is required to be placed at an accurate position, the driving mechanism can be used for driving the pressing plate to rotate, so that the edge part of the cloth is pressed in the fixing groove, and when the cloth is placed and pulled, the cloth is simply fixed in advance by means of the pre-fixing assembly due to the large integral amplitude of the cloth; when a worker puts cloth, the worker only needs to align the cloth edge and then sleeve the cloth on the preset needles at the bottom of the fixing groove, and because the tension of the cloth is far smaller than that of embroidery when the cloth is put, the worker only needs to fix the cloth simply, the density of the preset needles can be much less than that of the pressing needles, the structure is simple, and the preset fixing effect is good.

Further setting the following steps: the pressing plate is characterized in that a limiting lug is arranged on the bottom surface of the pressing plate in a downward protruding mode and is located on one side, back to the pressing needle, of the convex strip.

By adopting the technical scheme, when the pressing plate presses the part of the cloth positioned in the fixing groove, the limiting lug props against the part of the cloth positioned outside the fixing groove, the height position of the cloth is limited, and the height of the cloth is enabled to be in the proper position of embroidery work.

An embroidery machine comprises an embroidery machine cloth fixing device.

Through adopting above-mentioned technical scheme, when having utilized above-mentioned embroidery machine cloth fixing device, when the compress, workman's operation volume and working strength greatly reduced have accelerated the overall efficiency of compress simultaneously, have practiced thrift the compress time, have promoted the compress firmness for the production efficiency and the embroidery quality in workshop have obtained showing the improvement.

In conclusion, the invention has the following beneficial effects:

1. when the cloth fixing device is used, the edge of cloth is placed in the fixing groove, the pressing plate can slide up and down or is rotatably installed on the fixing frame, the pressing plate is driven by the driving mechanism to move up and down or rotate, so that the edge of the cloth is pressed in the fixing groove by the pressing plate, the cloth is fixed, the trouble of manually fixing the edge of the cloth by workers is reduced, the labor intensity is reduced, and the production efficiency is accelerated;

2. when cloth is pressed, the pressing needles penetrate through the cloth to fix the cloth in the horizontal direction, the fixing effect is good, the pressing needles are arranged on the pressing strips in a staggered mode, the number of the pressing needles is increased to improve the fixing effect, meanwhile, the cloth structure is prevented from being damaged by the excessive pressing needles, the cloth is damaged, the structure is simple, and the cloth pressing and fixing effects are good;

3. the preset needles penetrate through the placed cloth upwards, so that when the worker places the cloth, the cloth can be conveniently fixed, the cloth with the well placed opposite edges cannot be moved and dislocated due to pulling of the worker, the worker can conveniently load and place the cloth, and the structure is simple;

4. the bottom surface of the pressing plate is provided with a limiting lug protruding downwards, the bottom end of the limiting lug is abutted against the surface of the cloth to limit the height of the surface of the cloth, and the height of the cloth is enabled to be in a proper position for embroidery work.

Drawings

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a schematic structural view of the cloth fixing device of the embroidery machine in accordance with embodiment 1 to show the structure of the cloth fixing device of the embroidery machine when a pressing plate presses a cloth;

FIG. 4 is a schematic configuration view of the cloth fixing apparatus of the embroidering machine in accordance with embodiment 1, to show a configuration of the cloth fixing apparatus of the embroidering machine when a pressing plate releases a cloth;

fig. 5 is a schematic structural view of a pressing plate in the cloth fixing device of the embroidery machine of embodiment 1 to show the structure of a fixing groove;

fig. 6 is a schematic structural view of a bead of the cloth fixing device of the embroidery machine of embodiment 1;

fig. 7 is a schematic structural view of a bead of the embroidery machine cloth fixing device of embodiment 2.

Reference numerals: 11. a frame; 12. an embroidery frame; 13. a fixed beam; 14. an embroidery machine head; 7. a cloth clamp; 2. a fixing frame; 3. fixing grooves; 31. a convex strip; 32. a needle groove; 33. a rubber bottom strip; 34. a pre-fixing component; 35. a jack; 4. pressing a plate; 41. fixing the bolt; 42. a limiting bump; 5. a drive mechanism; 6. layering; 61. a pinhole; 62. positioning holes; 63. positioning the bolt; 7. and (5) pressing the needle.

Detailed Description

Example 1: an embroidery machine comprises an embroidery machine cloth fixing device.

The utility model provides an embroidery machine cloth fixing device, as shown in fig. 3 and 4, includes fixed slot 3, clamp plate 4 and actuating mechanism 5, and fixed slot 3 is seted up on embroidery machine's fixed frame 2, and is located the border position that four fixed frames 2 are close to the cloth center, and fixed slot 3 extends along the length direction of fixed frame 2, and two liang of perpendicular and intercommunication of adjacent fixed slot 3.

As shown in fig. 3 and 4, the pressing plate 4 is hinged to the fixing frame 2 and can rotate around the hinge to open and press the fixing groove 3.

As shown in fig. 3 and 4, a protruding strip 31 having a cylindrical cross-sectional shape is integrally provided on an edge of the fixing groove 3 near the center of the cloth.

As shown in fig. 5 and 6, the pressing plate 4 is fixed with a pressing bar 6 through a fixing bolt 41 towards the bottom of the fixing groove 3, pinholes 61 are formed in the surface of the pressing bar 6 towards the bottom of the fixing groove 3, the pinholes 61 are two groups and are distributed along the length direction of the pressing bar 6, the two groups of pinholes 61 are mutually parallel and staggered, the pressing bar 7 is inserted into the pinholes 61, a positioning hole 62 communicated with the pinholes 61 is formed in the side surface of the pressing bar 6, a positioning bolt 63 is connected to the positioning hole 62 through a thread, and the bottom of a screw rod of the positioning bolt 63 is abutted to the side surface of the needle tail.

As shown in fig. 5 and 6, the groove bottom of the fixing groove 3 is provided with needle grooves 32 corresponding to the pressing needles 7 one by one, the fixing groove 3 is provided with a rubber bottom strip 33, and the rubber bottom strip 33 may be fixed in the fixing groove 3 or placed in the fixing groove 3. The rubber bottom strip 33 is provided with an insertion hole 35 which penetrates through the rubber bottom strip 33 and is communicated with the needle groove 32. When the pressing plate 4 is driven by the driving mechanism 5 to be overturned and pressed in the fixing groove 3, the pressing needle 7 penetrates through the insertion hole 35 on the rubber bottom strip 33 and then penetrates through the needle groove 32, and the cloth is pressed between the pressing strip 6 and the rubber bottom strip 33 and is penetrated through by the pressing needle 7.

As shown in fig. 5 and 6, the bottom surface of the pressing plate 4 protrudes downward and is integrally provided with a limiting bump 42, the limiting bump 42 is located on one side of the protruding strip 31 back to the pressing needle, and the height of the cloth is limited by the limiting bump 42, so that embroidery processing is facilitated.

As shown in fig. 4 and 5, a pre-fixing assembly 34 is disposed on the fixing frame 2, the pre-fixing assembly 34 includes a plurality of pre-fixing needles disposed on the bottom of the fixing groove 3 and distributed along the length direction of the fixing groove 3, and the tips of the pre-fixing needles are disposed upward.

As shown in fig. 3, the driving mechanism 5 comprises a driving cylinder rotatably mounted on the fixed frame 2, the piston rod of the driving cylinder being hinged to the surface of the pressure plate 4 facing away from the fixed slot 3. The compression plate 4 is driven to rotate around the hinged position with the fixed frame 2 through the extension and retraction of the piston rod of the driving cylinder, and the process that the compression plate 4 compresses and loosens cloth is achieved.

The use principle is as follows: pressing plate 4 is in the state of breaking away from with fixed slot 3 before using, at first there is the workman to place the fixed slot 3 of the fixed frame 2 that corresponds respectively with the long limit and the broadside of cloth for cloth limit portion lid is on sand grip 31 and fixed slot 3, thereby the predetermined needle point orientation of 3 tank bottoms of fixed slot pierce through the cloth and carry out simple fixing in advance to the cloth, prevent that the cloth is used for workman's dragging to drag when putting and pull and change the position of aiming at, make the cloth put untidy.

After the cloth opposite side is put well, the driving cylinder is started, a piston rod of the driving cylinder extends out, the pressing plate 4 is pushed to rotate around the hinged position of the pressing plate 4 and the fixing frame 2, the pressing strip 6 gradually moves into the fixing groove 3, and the pressing needle 7 gradually penetrates through the insertion hole 35 in the cloth and the rubber bottom strip 33 and is inserted into the needle groove 32. At this time, the cloth is pressed between the bead 6 and the rubber bottom strip 33 and is fixed by the pressing needle 7, so that the cloth is prevented from being separated from the bead 6 and the rubber bottom strip 33 due to the tension on the horizontal plane.

After the cloth edge pressing is finished, starting an embroidery machine to embroider the cloth. After the embroidery is finished, the driving cylinder is started to enable the piston rod of the driving cylinder to contract, so that the pressing plate 4 rotates around the hinged position of the pressing plate 4 and the fixing frame 2, the pressing plate 4 is separated from the fixing groove 3, the edge part of the cloth is lifted upwards at the moment, and the cloth can be smoothly taken down by separating from the preset needle.

The pressing pin 7 on the pressing strip 6 is damaged, so that the corresponding positioning bolt 63 can be unscrewed, then the damaged pressing pin 7 is taken out of the needle hole 61 for replacing the finished pressing pin 7, and the positioning bolt 63 is screwed again to complete the replacement of the pressing pin 7.

Example 2: the embodiment 2 is different from the embodiment 1 only in the connection mode between the pressing pin 7 and the bead 6, as shown in fig. 7, the pressing pin 7 and the bead 6 are integrally formed in the embodiment 2, so that a great deal of manufacturing cost can be saved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides an embroidery machine cloth fixing device which characterized in that: the pressing device comprises a fixing groove (3) which is arranged on a fixing frame (2) and extends along the length direction of the fixing frame (2), a pressing plate (4) which is arranged on the fixing frame (2) and a driving mechanism (5) which drives the pressing plate (4) to enable the pressing plate (4) to press the fixing groove (3), wherein a pressing strip (6) is arranged on the pressing plate (4), a plurality of pressing needles (7) which are distributed along the length direction of the pressing strip (6) are arranged on the pressing strip (6), a rubber bottom strip (33) is arranged at the bottom of the fixing groove (3), and when the pressing needles (7) penetrate through cloth and are inserted into the rubber bottom strip (33) during pressing; a convex strip (31) which is cylindrical in shape is arranged at the bottom of the fixed groove (3), needle grooves (32) which are in one-to-one correspondence with the pressing needles (7) and are used for the pressing needles (7) to penetrate through are formed in the bottom of the fixed groove (3), and the needle grooves (32) are positioned on one side, back to the center of the cloth, of the convex strip (31); the bottom surface of the pressing plate (4) is provided with a limiting lug (42) in a downward protruding mode, and the limiting lug (42) is located on one side, back to the pressing needle (7), of the protruding strip (31).

2. The cloth fixing device of an embroidery machine according to claim 1, wherein: layering (6) are seted up towards the surface of fixed slot (3) tank bottom and are supplied tucking (7) pin tail male pinhole (61), locating hole (62) with pinhole (61) intercommunication are seted up to layering (6) side, threaded connection has positioning bolt (63) in locating hole (62), positioning bolt (63) and tucking (7) are inconsistent or threaded connection is on tucking (7).

3. The cloth fixing device of an embroidery machine according to any one of claims 1 to 2, wherein: the pressing needles (7) are arranged in two groups, and the two groups of pressing needles (7) are arranged in a staggered mode.

4. The cloth fixing device of an embroidery machine according to claim 3, wherein: the pressing plate (4) is hinged to the fixed frame (2), the driving mechanism (5) comprises a driving cylinder arranged on the fixed frame (2), and a piston rod of the driving cylinder is hinged to the pressing plate.

5. The cloth fixing device of an embroidery machine according to claim 1, wherein: be provided with on fixed frame (2) and be used for carrying out pre-fixed subassembly (34) of fixing in advance to the cloth when putting the cloth, pre-fixed subassembly (34) include a plurality of set up in fixed slot (3) groove bottom and along the predetermined needle of fixed slot (3) length direction distribution, the needle point of predetermined needle sets up.

6. An embroidery machine characterized in that: comprising an embroidery machine cloth fixing device according to any one of claims 1 to 5.