CN210368159U - Novel fabric traction device of flat knitting machine - Google Patents
Novel fabric traction device of flat knitting machine Download PDFInfo
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- CN210368159U CN210368159U CN201920425663.6U CN201920425663U CN210368159U CN 210368159 U CN210368159 U CN 210368159U CN 201920425663 U CN201920425663 U CN 201920425663U CN 210368159 U CN210368159 U CN 210368159U
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- traction
- outer rotor
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- knitting machine
- flat knitting
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Abstract
The utility model relates to a novel flat-bed machine fabric draw gear. The drawing device of the flat knitting machine solves the technical problems that an existing drawing device of the flat knitting machine is not reasonable in design and the like. The traction assembly comprises at least two groups of traction assemblies which are arranged in parallel, a traction gap is formed between every two adjacent traction assemblies, each traction assembly is formed by connecting a plurality of outer rotor motors end to end, each outer rotor motor comprises a rotor shell and a stator shaft, the stator shafts of the outer rotor motors of the traction assemblies are sequentially and coaxially connected end to end, a friction surface is formed on the circumferential outer side of the rotor shell of the outer rotor motor of each traction assembly, and the traction gap is formed between the friction surfaces of the rotor shells of the outer rotor motors in the two adjacent traction assemblies. Has the advantages that: the multi-group traction assembly formed by the outer rotor motors replaces the existing roller, each outer rotor motor is independently controlled, the traction of the front sheet or the rear sheet is realized, the local traction is realized, and other parts are prevented from being broken, so that the problem of fabric traction of the full-forming flat knitting machine is solved.
Description
Technical Field
The utility model belongs to the technical field of flat-bed machine equipment, concretely relates to novel flat-bed machine fabric draws device.
Background
The flat knitting machine as a sweater knitting machine must be equipped with a fabric traction device, most of the existing flat knitting machines are equipped with a roller device as shown in figure 1, two gears are arranged on a left side extending mechanism of a roller p, and the two gears are driven by a stepping motor or a torque motor. When the fabric starts to be woven, the rollers p rotate reversely, the two rollers p move back to back, the rollers p are opened, and when the fabric starts to be woven, the motor rotates in the positive direction to pull the fabric down. The speed of the roller p is adjustable along with the weaving speed of the fabric, thereby assisting in finishing the weaving of the garment pieces. With the development of computerized flat knitting machines, particularly the recent rise of fully-formed computerized flat knitting machines, the roller can not meet the process requirements more and more. The disadvantages mainly include the following: 1. because two rollers are driven by a motor, the independent traction of the front sheet or the rear sheet of the fully-formed tubular fabric can not be realized. 2. The local drawing during local knitting cannot be satisfied. 3. Moment, speed, position cannot be accurately controlled.
Disclosure of Invention
The utility model aims at the above-mentioned problem, provide a can realize the independent tractive of fabric anter or back part and local tractive's novel flat-bed machine fabric draw gear.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the novel flat knitting machine fabric traction device is characterized by comprising at least two groups of traction components which are arranged in parallel, a traction gap is formed between every two adjacent traction components, each traction component is formed by connecting a plurality of external rotor motors end to end, the outer rotor motor comprises a cylindrical rotor shell, a stator shaft penetrates through the rotor shell, and both ends of the stator shaft respectively extend to the outer end of the rotor shell, the stator shaft of the outer rotor motor of each traction assembly is sequentially coaxially connected end to end, one side of each group of traction assemblies 1 is provided with a plurality of rotating rollers 4 which are in one-to-one correspondence with the outer rotor motors 2, the rotating roller 4 is connected with the rotor shell 21 through an annular roller leather 5, a friction surface 23 is formed on the outer side of the annular roller leather 5, and a drawing gap 11 is formed between the annular roller leather 5 in two adjacent drawing assemblies 1; or, a friction surface is formed on the outer side of the rotor shell of the outer rotor motor of each pulling assembly, and the pulling gap is formed between the friction surfaces of the rotor shells of the outer rotor motors in two adjacent pulling assemblies.
In the novel flat knitting machine fabric traction device, the rotating rollers 4 in the same group of traction components are sequentially and rotatably arranged on the fixed shaft 6, and the rotating rollers 4 are sequentially arranged at equal intervals or unequal intervals along the fixed shaft 6.
In the novel flat knitting machine fabric traction device, the width of one end of a traction gap between two adjacent traction assemblies is equal to or different from the width of the other end of the traction gap; the rotor shells of the outer rotor motors of each traction assembly are arranged at equal intervals or unequal intervals in sequence.
In the novel flat knitting machine fabric traction device, the rotor shells of the outer rotor motors in the two adjacent traction assemblies are arranged in a one-to-one correspondence manner or in a one-to-one staggered manner.
In the novel flat knitting machine fabric traction device, the shapes and the sizes of rotor shells of the outer rotor motors in the same traction assembly are the same or different.
In the novel flat knitting machine fabric traction device, the external rotor motors in the two adjacent traction assemblies are the same in shape and size or different in size.
In the novel flat knitting machine fabric traction device, the rotor assembly is arranged on the inner side of the rotor shell, and the stator assembly corresponding to the rotor assembly is arranged on the stator shaft.
In foretell novel flat-bed machine fabric draw gear, the stator shaft inboard of external rotor electric machine threading passageway that axial extension set up has, stator module be connected with connecting wire, just connecting wire wear to locate in the threading passageway of stator shaft in proper order, and the connecting wire of the external rotor electric machine of same tractive subassembly is worn out by the threading passageway of the external rotor electric machine that is arranged in same tractive subassembly outermost end.
In the novel flat knitting machine fabric traction device, the outer rotor motor is a permanent magnet synchronous servo motor, an annular encoder is arranged in the outer rotor motor, and a driver is arranged outside the outer rotor motor, so that accurate torque, speed and position control can be realized.
In the novel flat knitting machine fabric traction device, the stator shafts of the outer rotor motors of the same traction assembly are connected through the detachable structure.
In the novel flat knitting machine fabric traction device, the detachable structure comprises a connecting sleeve body arranged between two adjacent outer rotor motors in the same traction assembly, and the stator shafts of the two adjacent outer rotor motors in the same traction assembly are respectively inserted into the end part of the connecting sleeve body.
Compared with the prior art, the utility model has the advantages of:
1. the existing roller is replaced by a plurality of groups of traction assemblies consisting of outer rotor motors, each outer rotor motor is controlled independently, when the outer rotor motors in two adjacent traction assemblies all rotate, the front piece and the rear piece of the fully-formed tubular fabric can be simultaneously drawn, when the front piece or the rear piece needs to be drawn by a single piece, one group of outer rotor motors in the two adjacent traction assemblies are locked, and all outer rotor motors in the other group rotate, so that the single piece of the front piece or the rear piece is drawn;
2. when local weaving is needed, one group of outer rotor motors in two adjacent traction assemblies are all locked, and the other group of at least one outer rotor motor rotates, so that local traction of the weaving position corresponding to the rotating outer rotor motor is realized, other parts are prevented from being broken, and the problem of fabric traction of the full-forming flat knitting machine is solved.
3. The working mode and the working state of the motor can be independently set, each section of roller of each motor can be flexibly configured to work in torque, speed and position modes, the accurate control of the alignment force, speed and position is realized, and the fabric quality is improved.
Drawings
Fig. 1 is a schematic structural diagram of the prior art in the present invention;
fig. 2 is a schematic structural diagram of a first embodiment of the present invention;
fig. 3 is a schematic view of the distribution structure of the outer rotor motor of the same group of pulling assemblies in the first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention;
fig. 5 is an enlarged view of a portion a in fig. 4.
Fig. 6 is a schematic structural view of a third embodiment of the present invention;
in the figure, a drawing component 1, a drawing gap 11, an outer rotor motor 2, a rotor shell 21, a stator shaft 22, a friction surface 23, a rotor component 24, a stator component 25, a threading channel 26, a connecting lead 27, a connecting sleeve body 28, an installation frame body 3, a rotating roller 4, an annular roller leather 5, a fixed shaft 6, a supporting seat 7, a roller frame body 8 and a roller p.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 2-3, the novel flat knitting machine fabric traction device comprises at least two groups of traction components 1 which are arranged in parallel, a traction gap 11 is formed between every two adjacent traction components 1, each traction component 1 is formed by connecting a plurality of outer rotor motors 2 end to end, wherein each outer rotor motor 2 is a permanent magnet synchronous servo motor, an annular encoder is arranged in each outer rotor motor, and a driver is arranged outside each outer rotor motor, so that accurate torque, speed and position control can be realized. The outer rotor motor 2 comprises a cylindrical rotor shell 21, a stator shaft 22 penetrates through the rotor shell 21, two ends of the stator shaft 22 extend to the outer end of the rotor shell 21 respectively, the stator shaft 22 of the outer rotor motor 2 of each traction assembly 1 is sequentially and coaxially connected end to end, a plurality of rotating rollers 4 which correspond to the outer rotor motors 2 one to one are arranged on one side of each group of traction assemblies 1, the rotating rollers 4 are connected with the rotor shell 21 through annular roller covers 5, friction surfaces 23 are formed on the outer sides of the annular roller covers 5, and traction gaps 11 are formed between the annular roller covers 5 in two adjacent traction assemblies 1.
Thereby rotor housing 21 through external rotor motor 2 drives annular roller sheet 5 and rotates the tractive of realization to fabric anter, back part, during the actual installation, in order to guarantee that live-rollers 4 can rotate along with rotor housing 21, live-rollers 4 among the same group of tractive subassembly 1 here rotate in proper order and set up on fixed axle 6, just live-rollers 4 along fixed axle 6 in proper order equidistant or the unequal interval setting, can be with fixed axle 6 and the fixed axle 22 of same group tractive subassembly 1 fixed setting on a supporting seat 7, and two sets of adjacent tractive subassemblies are installed on same roller frame body 8.
When weaving, the fully-formed tubular fabric front piece and the fully-formed tubular fabric rear piece are arranged in the drawing gap 11, the friction surface 23 of the annular roller leather 5 of one group of drawing assemblies 1 in two adjacent drawing assemblies 1 is contacted with the formed tubular fabric front piece, the friction surface 23 of the annular roller leather 5 of the other group of drawing assemblies 1 is contacted with the formed tubular fabric rear piece, when the outer rotor motors 2 in two adjacent drawing assemblies 1 are all rotated, the fully-formed tubular fabric front piece and the fully-formed tubular fabric rear piece can be drawn simultaneously, when the front piece or the rear piece needs single-piece drawing, one group of outer rotor motors 2 in two adjacent drawing assemblies 1 are locked, and all the outer rotor motors 2 in the other group are rotated, so that the single-piece drawing of the front piece or the rear piece is realized; when local weaving is needed, one group of outer rotor motors 2 in two adjacent traction assemblies 1 are all locked, and the other group of at least one outer rotor motor 2 rotates to drive the annular roller leather 5 at the corresponding position to rotate so as to realize local traction at the weaving position corresponding to the rotating outer rotor motor 2, so that other parts are prevented from being broken, and the problem of fabric traction of the full-forming flat knitting machine is solved.
Example two
As shown in fig. 4-5, the novel flat knitting machine fabric traction device comprises at least two groups of traction components 1 which are arranged in parallel, a traction gap 11 is formed between every two adjacent traction components 1, the width of one end of the traction gap 11 between every two adjacent traction components 1 is equal to that of the other end, so that the synchronism of movement of two sides of cloth can be guaranteed when the cloth is pulled, wherein each traction component 1 is formed by connecting a plurality of outer rotor motors 2 end to end, each outer rotor motor 2 comprises a cylindrical rotor shell 21, and the rotor shells 21 of the outer rotor motors 2 of the traction components 1 are sequentially arranged at equal intervals. Wherein, wear to be equipped with stator shaft 22 in the rotor casing 21, and stator shaft 22 both ends extend to the rotor casing 21 outer end respectively, the stator shaft 22 of the outer rotor motor 2 of each tractive subassembly 1 end to end coaxial coupling in proper order, the rotor casing 21 outside of the outer rotor motor 2 of each tractive subassembly 1 forms friction surface 23, and form above-mentioned tractive clearance 11 between the friction surface 23 of the rotor casing 21 of outer rotor motor 2 in two adjacent tractive subassemblies 1, when the rotor casing 21 circumferential direction of outer rotor motor 2, friction surface 23 and cloth contact thereby realize carrying out the tractive to the cloth, in order to improve the tractive effect, be equipped with the skid resistant course here on the friction surface 23.
In the embodiment, the existing roller is replaced by a plurality of groups of traction components formed by connecting the outer rotor motors in series, each outer rotor motor is respectively controlled by an external controller and is controlled by the controller independently, when in weaving, by arranging the fully formed tubular fabric front and rear sheets in the drawing gap 11, the rotor housing 21 of one drawing assembly 1 of the two adjacent drawing assemblies 1 is arranged in sequence and the friction surface 23 is in contact with the formed tubular fabric front sheet, the rotor housing 21 of the other drawing assembly 1 is arranged in sequence and the friction surface 23 is in contact with the formed tubular fabric rear sheet, when the outer rotor motors 2 of the two adjacent drawing assemblies 1 are all rotated, can realize the simultaneous traction of the front piece and the rear piece of the fully-formed tubular fabric, when the front piece or the rear piece needs to be pulled by a single piece, the traction of the front sheet or the rear sheet single sheet is realized by locking one group of outer rotor motors 2 in two adjacent traction assemblies 1 and rotating all the outer rotor motors 2 in the other group; when local weaving is needed, one group of outer rotor motors 2 in two adjacent traction assemblies 1 are all locked, and the other group of at least one outer rotor motor 2 rotates, so that local traction of the weaving position corresponding to the rotating outer rotor motor 2 is realized, other parts are prevented from being broken, and the problem of fabric traction of a full-forming flat knitting machine is solved.
Specifically, the rotor housings 21 of the outer rotor motors 2 in two adjacent pulling assemblies 1 are arranged in a one-to-one correspondence. Here, the rotor housing 21 of the outer rotor motor 2 in the same pulling assembly 1 has the same shape and size. Meanwhile, the external rotor motors 2 in two adjacent traction assemblies 1 are identical in appearance and size.
Further, the rotor housing 21 in the present embodiment has a rotor assembly 24 inside, and a stator assembly 25 corresponding to the rotor assembly 24 is provided on the stator shaft 22. The inner side of the stator shaft 22 of the outer rotor motor 2 herein is provided with a threading channel 26 which extends axially, the stator assembly 25 is connected with a connecting lead 27, the connecting lead 27 sequentially penetrates through the threading channel 26 of the stator shaft 22, and the connecting lead 27 of the outer rotor motor 2 of the same pulling assembly 1 penetrates through the threading channel 26 of the outer rotor motor 2 which is positioned at the outermost end in the same pulling assembly 1. The connection leads 27 of the outer terminal motors in the same pulling assembly 1 are respectively passed out and connected with the control, thereby realizing the control of each outer rotor motor 2.
In order to realize the serial connection of the external rotor motors 2 in the pulling assembly 1, the stator shafts 22 of the external rotor motors 2 of the same pulling assembly 1 are connected through a detachable structure in the embodiment.
Preferably, the detachable structure here includes a connection sleeve 28 disposed between two adjacent external rotor motors 2 in the same pulling assembly 1, and the stator shafts 22 of two adjacent external rotor motors 2 in the same pulling assembly 1 are respectively inserted into the end portions of the connection sleeve 28, and two ends of the same pulling assembly 1 are respectively disposed on the mounting frame body 3 and connected to the mounting frame body 3 through the stator shafts 22 of the rotor motors 2 located at the outermost two ends of the pulling assembly 1.
EXAMPLE III
As shown in fig. 6, the structure, principle and implementation steps of the present embodiment are similar to those of the present embodiment, except that the rotor housings 21 of the outer rotor motors 2 of each pulling assembly 1 in the present embodiment are sequentially arranged at unequal intervals, and the lengths of the rotor housings 21 may be different or the lengths of the stator shafts 22 are different, so that the rotor housings 21 of the outer rotor motors 2 in two adjacent pulling assemblies 1 are arranged in a staggered manner, so that the non-corresponding positions of the front and rear pieces of the fully-formed tubular fabric can be locally pulled.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms pulling assembly 1, pulling gap 11, outer rotor motor 2, rotor housing 21, stator shaft 22, friction surface 23, rotor assembly 24, stator assembly 25, threading channel 26, connecting wire 27, connecting sleeve 28, mounting frame 3, rotating roller 4, annular roller skin 5, stationary shaft 6, support base 7, roller frame 8, roller p, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The novel flat knitting machine fabric traction device is characterized by comprising at least two groups of traction components (1) which are arranged in parallel, traction gaps (11) are formed between every two adjacent traction components (1), each traction component (1) is formed by connecting a plurality of outer rotor motors (2) end to end, each outer rotor motor (2) comprises a cylindrical rotor shell (21), a stator shaft (22) penetrates through the rotor shell (21), two ends of the stator shaft (22) respectively extend to the outer ends of the rotor shell (21), the stator shafts (22) of the outer rotor motors (2) of each traction component (1) are sequentially and coaxially connected end to end, a plurality of rotating rollers (4) which correspond to the outer rotor motors (2) one by one are arranged on one side of each group of traction components (1), and the rotating rollers (4) and the rotor shell (21) are connected through annular roller covers (5), a friction surface (23) is formed on the outer side of the annular roller leather (5), and a drawing gap (11) is formed between the annular roller leather (5) in two adjacent drawing assemblies (1); or the outer side of the rotor shell (21) of the outer rotor motor (2) of each pulling assembly (1) directly forms a friction surface (23), and the pulling gap (11) is formed between the friction surfaces (23) of the rotor shells (21) of the outer rotor motors (2) in two adjacent pulling assemblies (1).
2. The novel flat knitting machine fabric traction device as claimed in claim 1, characterized in that the rotating rollers (4) in the same group of traction assemblies (1) are sequentially and rotatably arranged on the fixed shaft (6), and the rotating rollers (4) are sequentially arranged at equal intervals or at unequal intervals along the fixed shaft (6).
3. The novel flat knitting machine fabric draw gear according to claim 1, characterized in that the width of the draw gap (11) between two adjacent draw assemblies (1) is equal or different from one end to the other end; the rotor shells (21) of the outer rotor motors (2) of each traction assembly (1) are sequentially arranged at equal intervals or unequal intervals.
4. Novel flat knitting machine fabric draw gear according to claim 1, 2 or 3, characterized in that the rotor housings (21) of the outer rotor motors (2) in two adjacent draw assemblies (1) are arranged in one-to-one correspondence or in one-to-one offset.
5. Novel flat knitting machine fabric draw gear according to claim 4 characterized in that rotor housings (21) of outer rotor motors (2) in the same draw unit (1) are identical or different in shape and size.
6. The novel flat knitting machine fabric traction device as claimed in claim 4, characterized in that the outer rotor motors (2) in two adjacent traction assemblies (1) are the same or different in shape and size.
7. The novel flat knitting machine fabric draw gear according to claim 1, characterized in that a rotor assembly (24) is arranged inside the rotor housing (21), and a stator assembly (25) corresponding to the rotor assembly (24) is arranged on the stator shaft (22).
8. A novel flat knitting machine fabric pulling device according to claim 7, characterized in that the inner side of the stator shaft (22) of the outer rotor motor (2) is provided with a threading channel (26) which is axially extended, the stator assembly (25) is connected with a connecting wire (27), the connecting wire (27) is sequentially arranged in the threading channel (26) of the stator shaft (22), and the connecting wire (27) of the outer rotor motor (2) of the same pulling assembly (1) is passed out from the threading channel (26) of the outer rotor motor (2) which is positioned at the outermost end in the same pulling assembly (1).
9. Novel flat knitting machine fabric draw gear according to claim 8 characterized in that the stator shaft (22) of the outer rotor motor (2) of one and the same draw-off assembly (1) is connected by a detachable structure.
10. The novel flat knitting machine fabric draw gear according to claim 9, characterized in that the detachable structure comprises a connecting sleeve body (28) arranged between two adjacent external rotor motors (2) in the same draw unit (1), and the stator shafts (22) of two adjacent external rotor motors (2) in the same draw unit (1) are respectively inserted into the end parts of the connecting sleeve body (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425663.6U CN210368159U (en) | 2019-03-29 | 2019-03-29 | Novel fabric traction device of flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920425663.6U CN210368159U (en) | 2019-03-29 | 2019-03-29 | Novel fabric traction device of flat knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210368159U true CN210368159U (en) | 2020-04-21 |
Family
ID=70246003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920425663.6U Expired - Fee Related CN210368159U (en) | 2019-03-29 | 2019-03-29 | Novel fabric traction device of flat knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210368159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029438A (en) * | 2019-03-29 | 2019-07-19 | 杭州之山智控技术有限公司 | Novel flat knitting traction device |
-
2019
- 2019-03-29 CN CN201920425663.6U patent/CN210368159U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029438A (en) * | 2019-03-29 | 2019-07-19 | 杭州之山智控技术有限公司 | Novel flat knitting traction device |
| CN110029438B (en) * | 2019-03-29 | 2024-05-03 | 杭州之山智控技术有限公司 | Novel flat knitting machine fabric traction device |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |