阅读说明：本技术 一种实现多针换色的针织机器 (Knitting machine capable of realizing color changing of multiple needles ) 是由 江镇豪 于 2021-09-11 设计创作，主要内容包括：本发明涉及针织设备技术领域,具体公开了一种实现多针换色的针织机器,包括机架、布匹张紧组件、针织机构、上驱动电机、下驱动电机,所述机架包括上横梁连接件、连接板、中横梁连接件、底横梁连接件以及纵向型材连接件,所述纵向型材连接件与上横梁连接件、中横梁连接件、底横梁连接件固定连接,所述连接板设置在上横梁连接件上；所述连接板相对设置有两块,所述布匹张紧组件设置在两块连接板之间；所述上驱动电机安装在连接板上侧,所述上驱动电机设置有上驱动模组,所述针织机构安装在上驱动模组上,在针织机构上安装有换针组件、排针固定机构、绕线器；所述下驱动电机设置在中横梁连接件上,所述下驱动电机设置有下驱动模组。(The invention relates to the technical field of knitting equipment, and particularly discloses a knitting machine for realizing multi-needle color changing, which comprises a rack, a cloth tensioning assembly, a knitting mechanism, an upper driving motor and a lower driving motor, wherein the rack comprises an upper beam connecting piece, a connecting plate, a middle beam connecting piece, a bottom beam connecting piece and a longitudinal section connecting piece, the longitudinal section connecting piece is fixedly connected with the upper beam connecting piece, the middle beam connecting piece and the bottom beam connecting piece, and the connecting plate is arranged on the upper beam connecting piece; the two connecting plates are oppositely arranged, and the cloth tensioning assembly is arranged between the two connecting plates; the upper driving motor is arranged on the upper side of the connecting plate, the upper driving motor is provided with an upper driving module, the knitting mechanism is arranged on the upper driving module, and the knitting mechanism is provided with a needle changing assembly, a needle arranging fixing mechanism and a winder; the lower driving motor is arranged on the middle cross beam connecting piece and is provided with a lower driving module.)

1. A knitting machine for realizing multi-needle color changing is characterized in that: the cloth needle changing machine comprises a rack (1), a cloth tensioning assembly (2), a knitting mechanism (3), an upper driving motor (4), a lower driving motor (5), a needle changing assembly (6), a needle arranging fixing mechanism (7) and a winder (8), wherein the rack (1) comprises an upper cross beam connecting piece (11), a connecting plate (12), a middle cross beam connecting piece (13), a bottom cross beam connecting piece (14) and a longitudinal section connecting piece (15), the longitudinal section connecting piece (15) is fixedly connected with the upper cross beam connecting piece (11), the middle cross beam connecting piece (13) and the bottom cross beam connecting piece (14), and the connecting plate (12) is arranged on the upper cross beam connecting piece (11); the two connecting plates (12) are oppositely arranged, and the cloth tensioning assembly (2) is arranged between the two connecting plates (12); the upper driving motor (4) is installed on the upper side of the connecting plate (12), the upper driving motor (4) is provided with an upper driving module (41), the knitting mechanism (3) is installed on the upper driving module (41), the needle changing assembly (6), the needle arranging fixing mechanism (7) and the winder (8) are all installed on the knitting mechanism (3), and the needle changing assembly (6) is connected with the needle arranging fixing mechanism (7) through a swing arm connecting piece (63); lower driving motor (5) set up on well crossbeam connecting piece (13), lower driving motor (5) are provided with down drive module (51).

2. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: the longitudinal section connecting piece (15) is fixedly connected with the upper cross beam connecting piece (11), the middle cross beam connecting piece (13) and the bottom cross beam connecting piece (14) through bolts, and a triangular section fixing connecting piece (16) is arranged in a right-angle included angle of a connecting part.

3. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: cloth tensioning assembly (2) are provided with three shaft holes including transmission shaft (21), first driven shaft (22), second driven shaft (23), first roller bearing (24), second roller bearing (25), third roller bearing (26) respectively at the both ends of connecting plate (12), six shaft holes at both ends correspond the installation with transmission shaft (21), first driven shaft (22), second driven shaft (23), first roller bearing (24), second roller bearing (25), third roller bearing (26) respectively, wherein transmission shaft (21), first driven shaft (22), second driven shaft (23) are in one end, first roller bearing (24), second roller bearing (25), third roller bearing (26) are in the other end.

4. Knitting machine for carrying out multi-needle colour changes according to claim 3, characterized in that: two ends of the transmission shaft (21), the first driven shaft (22), the second driven shaft (23), the first roller (24), the second roller (25) and the third roller (26) are respectively provided with a connecting gear (28), and the shafts are driven by the connecting gears (28) in a meshing manner; the transmission shaft (21) is provided with a belt transmission wheel (27), and the belt transmission wheel (27) is connected with a motor rotating shaft through a belt.

5. Knitting machine for carrying out multi-needle colour changes according to claim 3, characterized in that: and a meshing gear shaft (29) is arranged on the first driven shaft (22), and the meshing gear shaft (29) moves up and down through an adjusting handle to be meshed to drive other two shafts to drive.

6. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: the knitting mechanism (3) comprises a table top (31), wherein a motor fixing plate (32), a line follower connecting plate (33), a motor connecting plate (34), a first connecting supporting plate (35) and a second connecting supporting plate (36) are arranged on the table top (31), a knitting motor is arranged on the motor fixing plate (32), and the knitting motor is connected with the motor connecting plate (34); needle changing driving motor connecting plates are arranged on the first connecting supporting plate (35) and the second connecting supporting plate (36), a needle changing driving motor (9) is arranged on the needle changing driving motor connecting plates, and a driving rod fixing block (39) is arranged on the second connecting supporting plate (36); the line follower connecting plate (33) is arranged on the line follower (17).

7. Knitting machine for carrying out multi-needle colour changes according to claim 6, characterized in that: two parallel sliding rails (37) are arranged on the second connecting support plate (36), a sliding block (38) is clamped in the sliding rails (37) in a matching way, and the sliding block (38) is fixedly connected with the pin header fixing mechanism (7); an output shaft of the needle changing driving motor (9) is connected with a screw rod (91) through a coupler, and the tail end of the screw rod (91) is installed on a screw rod fixing seat (92); the needle changing assembly (6) is arranged on the spiral screw rod (91).

8. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: an upper connecting plate (75) is arranged at the top end of the pin arranging fixing mechanism (7), and the upper connecting plate (75) is fixedly installed with a driving connecting arm (61) of the pin changing assembly (6) through a screw; be provided with spacing response arm (62) on trading needle subassembly (6), spacing response arm (62) are discerned spacingly through the removal of trading needle subassembly (6) and sensor, the sensor is equipped with two at least.

9. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: the pin header fixing mechanism (7) comprises a pin header (71), the pin header (71) is installed on a pin header (72), a pulling rod limiting block (74) is arranged on the pin header (72), the pulling rod limiting block (74) and a pin header driving rod (73) are limited mutually, and the pin header driving rod (73) is connected with a driving rod fixing block (39); a middle connecting plate (76) is arranged on the outer side of the pin header fixing mechanism (7), a middle connecting plate limiting block (77) is arranged on the wire header rod (72), and a compression spring (78) is arranged on the wire header rod (72) on the upper side of the middle connecting plate limiting block (77); the top end of the wire arranging rod (72) penetrates out of the top end of the pin arranging fixing mechanism (7) and is provided with a spring catch (79).

10. Knitting machine for carrying out multi-needle colour changes according to claim 1, characterized in that: the lower driving module (51) is provided with a bottom plate (52), and the bottom plate (52) moves transversely along with the lower driving module (51) and is synchronous with the upper driving module (41); a supporting plate (53) is arranged on the bottom plate (52), a sliding table (54) is arranged on the supporting plate (53), a driving sliding rod (55) is arranged on the sliding table (54), and the driving sliding rod (55) is fixedly connected with the sliding table (54) through a fixing block (56); the driving slide rod (55) is provided with a cam rocker arm (57), the cam rocker arm (57) is connected with a rocker arm (58), the rocker arm (58) is connected with a centrifugal connecting arm (59), and the centrifugal connecting arm (59) is connected with a shaft of a driving motor.

Technical Field

The invention relates to the technical field of knitting equipment, in particular to a knitting machine for realizing multi-needle color changing.

Background

The knitting equipment is an indispensable equipment in the industry, in the traditional knitting industry, most of the knitting equipment carries out printing and dyeing after uniform pure-color knitting, so that the printing and dyeing aspect needs to have production quality, the color and luster of the knitting equipment are easy to fade, the knitting equipment is mostly a small knitting machine at present, most of the knitting equipment is used for weaving, most of the knitting equipment is used for printing after weaving in the aspect of fabric processing such as carpet weaving or other processes, the knitting equipment has technical defects in the technical field of knitting in the prior art industry, the productivity is low, the pollution emission is serious, and a new extremely quick solution is provided without solving the problem.

Disclosure of Invention

The aim of the present invention is to provide a knitting machine that allows a multi-needle color change, solving the problems set forth in the background art mentioned above.

In order to achieve the purpose, the invention provides the following technical scheme: a knitting machine for realizing multi-needle color changing comprises a rack, a cloth tensioning assembly, a knitting mechanism, an upper driving motor, a lower driving motor, a needle changing assembly, a needle arrangement fixing mechanism and a winder, wherein the rack comprises an upper beam connecting piece, a connecting plate, a middle beam connecting piece, a bottom beam connecting piece and a longitudinal section connecting piece, the longitudinal section connecting piece is fixedly connected with the upper beam connecting piece, the middle beam connecting piece and the bottom beam connecting piece, and the connecting plate is arranged on the upper beam connecting piece; the two connecting plates are oppositely arranged, and the cloth tensioning assembly is arranged between the two connecting plates; the upper driving motor is arranged on the upper side of the connecting plate, the upper driving motor is provided with an upper driving module, the knitting mechanism is arranged on the upper driving module, the needle changing assembly, the needle arranging fixing mechanism and the winder are all arranged on the knitting mechanism, and the needle changing assembly is connected with the needle arranging fixing mechanism through a swing arm connecting piece; the lower driving motor is arranged on the middle cross beam connecting piece and is provided with a lower driving module.

Preferably, the longitudinal section bar connecting piece is fixedly connected with the upper cross beam connecting piece, the middle cross beam connecting piece and the bottom cross beam connecting piece through bolts, and a triangular section bar fixing connecting piece is arranged in a right-angle included angle of a connecting part.

Preferably, the cloth tensioning assembly comprises a transmission shaft, a first driven shaft, a second driven shaft, a first rolling shaft, a second rolling shaft and a third rolling shaft, three shaft holes are formed in two ends of the connecting plate respectively, the six shaft holes in the two ends are installed corresponding to the transmission shaft, the first driven shaft, the second driven shaft, the first rolling shaft, the second rolling shaft and the third rolling shaft respectively, the transmission shaft, the first driven shaft and the second driven shaft are located at one end, and the first rolling shaft, the second rolling shaft and the third rolling shaft are located at the other end.

Preferably, two ends of the transmission shaft, the first driven shaft, the second driven shaft, the first roller, the second roller and the third roller are respectively provided with a connecting gear, and the shafts are driven by the connecting gears in a meshing manner; the transmission shaft is provided with a belt transmission wheel, and the belt transmission wheel is connected with a motor rotating shaft through a belt.

Preferably, a meshing gear shaft is arranged on the first driven shaft, moves up and down through an adjusting handle and is meshed to drive other two shafts to drive.

Preferably, the knitting mechanism comprises a table top, a motor fixing plate, a motor connecting plate, a line follower connecting plate, a first connecting supporting plate and a second connecting supporting plate are arranged on the table top, a knitting motor is arranged on the motor fixing plate, and the knitting motor is connected with the motor connecting plate; a needle changing driving motor connecting plate is arranged on the first connecting supporting plate and the second connecting supporting plate, a needle changing driving motor is arranged on the needle changing driving motor connecting plate, and a driving rod fixing block is arranged on the second connecting supporting plate; the line follower connecting plate is arranged on the line follower.

Preferably, two parallel sliding rails are arranged on the second connecting and supporting plate, a sliding block is clamped in the sliding rails in a matching manner, and the sliding block is fixedly connected with the pin header fixing mechanism; an output shaft of the needle changing driving motor is connected with a spiral screw rod through a coupler, and the tail end of the spiral screw rod is installed on a screw rod fixing seat; the needle changing assembly is arranged on the spiral screw rod.

Preferably, the top end of the pin header fixing mechanism is provided with an upper connecting plate, and the upper connecting plate and a driving connecting arm of the pin changing assembly are fixedly installed through screws; the needle changing assembly is provided with a limiting induction arm, the limiting induction arm is identified and limited through movement of the needle changing assembly and the sensors, and the sensors are at least two.

Preferably, the pin header fixing mechanism comprises a pin header, the pin header is mounted on a pin header, a pin header limiting block is arranged on the pin header, the pin header limiting block and a pin header driving rod are limited mutually, and the pin header driving rod is connected with a driving rod fixing block; a middle connecting plate is arranged outside the pin header fixing mechanism, a middle connecting plate limiting block is arranged on the wire arranging rod, and a compression spring is arranged on the wire arranging rod above the middle connecting plate limiting block; the top end of the wire arranging rod penetrates out of the top end of the pin arranging fixing mechanism and is provided with a spring retaining sheet.

Preferably, the lower driving module is provided with a bottom plate, and the bottom plate moves transversely along with the lower driving module and is synchronous with the upper driving module; the bottom plate is provided with a supporting plate, the supporting plate is provided with a sliding table, the sliding table is provided with a driving slide rod, and the driving slide rod is fixedly connected with the sliding table through a fixing block; the driving slide rod is provided with a cam rocker arm, the cam rocker arm is connected with the rocker arm, the rocker arm is connected with a centrifugal connecting arm, and the centrifugal connecting arm is connected with a shaft of the driving motor.

Compared with the prior art, the invention has the beneficial effects that: the adjustable needle changing device can tension cloth on the adjustable shaft, the precise control of needle changing is realized on the knitting assembly through the recognition and the limit of the sensor, the knitting driving motor drives the cam to perform reciprocating operation through the coupler, the needle can be quickly changed with the knitting assembly through the shifting fork, the quick knitting work is realized through the reciprocating acting of the descending module, the intellectualization is realized, the needle changing and the color changing are quickly realized, each needle uses threads with different colors, the color is set on the knitwear through the software program, the finished product is knitted through the needle changing and the color changing mode, the labor is saved, the automation is realized, and the production capacity is increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a schematic view of the knitting mechanism of the present invention;

FIG. 5 is a side schematic view of a knitting mechanism of the present invention;

FIG. 6 is a schematic view of a pin header fixing mechanism of the present invention;

FIG. 7 is a schematic structural diagram of a lower driving module according to the present invention;

reference numbers in the figures: 1. a frame; 11. an upper beam connecting member; 12. a connecting plate; 13. a middle cross beam connector; 14. a bottom beam connection; 15. a longitudinal profile connector; 16. the triangular section bar is fixed with a connecting piece; 17. a line follower; 2. a cloth tensioning assembly; 21. a drive shaft; 22. a first driven shaft; 23. a second driven shaft; 24. a first roller; 25. a second roller; 26. a third roller; 27. a belt transmission wheel; 28. a connecting gear; 29. a meshing gear shaft; 3. a knitting mechanism; 31. a table top; 32. a motor fixing plate; 33. a random line connecting plate; 34. a motor connecting plate; 35. a first connection support plate; 36. a second connection support plate; 37. a slide rail; 38. a slider; 39. a driving rod fixing block; 4. an upper drive motor; 41. an upper driving module; 5. a lower drive motor; 51. a lower driving module; 52. a base plate; 53. a support plate; 54. a sliding table; 55. driving the slide bar; 56. a fixed block; 57. a cam rocker arm; 58. a rocker arm; 59. a centrifugal link arm; 6. a needle changing assembly; 61. a drive link arm; 62. a limiting induction arm; 63. a swing arm connecting piece; 7. a pin header fixing mechanism; 71. a needle head; 72. a wire arranging rod; 73. a pin header drive rod; 74. a lever-pulling limiting block; 75. an upper connecting plate; 76. a middle connecting plate; 77. a middle connecting plate limiting block; 78. a compression spring; 79. a spring catch; 8. a winder; 9. a needle changing driving motor; 91. a screw rod; 92. lead screw fixing seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-7, the present invention provides a technical solution: a knitting machine for realizing multi-needle color changing comprises a rack 1, a cloth tensioning assembly 2, a knitting mechanism 3, an upper driving motor 4, a lower driving motor 5, a needle changing assembly 6, a needle arrangement fixing mechanism 7 and a winder 8, wherein the rack 1 comprises an upper cross beam connecting piece 11, a connecting plate 12, a middle cross beam connecting piece 13, a bottom cross beam connecting piece 14 and a longitudinal section connecting piece 15, the longitudinal section connecting piece 15 is fixedly connected with the upper cross beam connecting piece 11, the middle cross beam connecting piece 13 and the bottom cross beam connecting piece 14, and the connecting plate 12 is arranged on the upper cross beam connecting piece 11; the two connecting plates 12 are oppositely arranged, and the cloth tensioning assembly 2 is arranged between the two connecting plates 12; the upper driving motor 4 is arranged on the upper side of the connecting plate 12, the upper driving motor 4 is provided with an upper driving module 41, the knitting mechanism 3 is arranged on the upper driving module 41, the needle changing assembly 6, the needle arranging fixing mechanism 7 and the winder 8 are all arranged on the knitting mechanism 3, and the needle changing assembly 6 is connected with the needle arranging fixing mechanism 7 through a swing arm connecting piece 63; the lower driving motor 5 is arranged on the middle cross beam connecting piece 13, and the lower driving motor 5 is provided with a lower driving module 51.

Further, the longitudinal section bar connecting piece 15 is fixedly connected with the upper cross beam connecting piece 11, the middle cross beam connecting piece 13 and the bottom cross beam connecting piece 14 through bolts, and a triangular section bar fixing connecting piece 16 is arranged in a right-angle included angle of a connecting part.

Further, the cloth tensioning assembly 2 comprises a transmission shaft 21, a first driven shaft 22, a second driven shaft 23, a first roller 24, a second roller 25 and a third roller 26, three shaft holes are respectively formed in two ends of the connecting plate 12, six shaft holes in the two ends are respectively installed corresponding to the transmission shaft 21, the first driven shaft 22, the second driven shaft 23, the first roller 24, the second roller 25 and the third roller 26, the transmission shaft 21, the first driven shaft 22 and the second driven shaft 23 are located at one end, and the first roller 24, the second roller 25 and the third roller 26 are located at the other end.

Furthermore, two ends of the transmission shaft 21, the first driven shaft 22, the second driven shaft 23, the first roller 24, the second roller 25 and the third roller 26 are respectively provided with a connecting gear 28, and the shafts are driven by the connecting gear 28 in a meshing manner; the transmission shaft 21 is provided with a belt transmission wheel 27, and the belt transmission wheel 27 is connected with a motor rotating shaft through a belt.

Further, a meshing gear shaft 29 is arranged on the first driven shaft 22, and the meshing gear shaft 29 moves up and down through an adjusting handle to be meshed to drive other two shafts to drive.

Further, the knitting mechanism 3 comprises a table top 31, a motor fixing plate 32, a line follower connecting plate 33, a motor connecting plate 34, a first connecting supporting plate 35 and a second connecting supporting plate 36 are arranged on the table top 31, a knitting motor is arranged on the motor fixing plate 32, and the knitting motor is connected with the motor connecting plate 34; needle changing driving motor connecting plates are arranged on the first connecting supporting plate 35 and the second connecting supporting plate 36, a needle changing driving motor 9 is arranged on the needle changing driving motor connecting plates, and a driving rod fixing block 39 is arranged on the second connecting supporting plate 36; the follower connecting plate 33 is mounted on the follower 17.

Furthermore, two parallel slide rails 37 are arranged on the second connecting support plate 36, a slide block 38 is clamped in the slide rails 37 in a matching manner, and the slide block 38 is fixedly connected with the pin header fixing mechanism 7; an output shaft of the needle changing driving motor 9 is connected with a screw rod 91 through a coupler, and the tail end of the screw rod 91 is installed on a screw rod fixing seat 92; the needle changing assembly 6 is arranged on the screw rod 91.

Further, an upper connecting plate 75 is arranged at the top end of the needle arrangement fixing mechanism 7, and the upper connecting plate 75 and the driving connecting arm 61 of the needle changing assembly 6 are fixedly installed through screws; be provided with spacing response arm 62 on the needle changing subassembly 6, spacing response arm 62 discerns spacingly through the removal of needle changing subassembly 6 and sensor, the sensor is equipped with at least two.

Further, the pin header fixing mechanism 7 comprises a pin header 71, the pin header 71 is mounted on a pin header 72, a pin header limiting block 74 is arranged on the pin header 72, the pin header limiting block 74 and a pin header driving rod 73 are limited mutually, and the pin header driving rod 73 is connected with the driving rod fixing block 39; a middle connecting plate 76 is arranged outside the pin header fixing mechanism 7, a middle connecting plate limiting block 77 is arranged on the wire header rod 72, and a compression spring 78 is arranged on the wire header rod 72 above the middle connecting plate limiting block 77; the top end of the wire arranging rod 72 penetrates out of the top end of the pin arranging fixing mechanism 7 and is provided with a spring stop piece 79.

Further, a bottom plate 52 is arranged on the lower driving module 51, and the bottom plate 52 moves transversely along with the lower driving module 51 and is synchronous with the upper driving module 41; a supporting plate 53 is arranged on the bottom plate 52, a sliding table 54 is arranged on the supporting plate 53, a driving slide rod 55 is arranged on the sliding table 54, and the driving slide rod 55 is fixedly connected with the sliding table 54 through a fixing block 56; the driving slide rod 55 is provided with a cam rocker arm 57, the cam rocker arm 57 is connected with a rocker arm 58, the rocker arm 58 is connected with a centrifugal connecting arm 59, and the centrifugal connecting arm 59 is connected with a shaft of a driving motor.

The working principle is as follows: two connecting plates 12 are arranged, one at each end of the machine; six shaft holes are respectively formed in the connecting plate 12 and distributed at two ends of the connecting plate 12, the shaft holes at one end are used for fixedly mounting the transmission shaft 21, the first driven shaft 22 and the second driven shaft 23, and the shaft holes at the other end are used for fixedly mounting the first roller 24, the second roller 25 and the third roller 26; a belt transmission wheel 27 is arranged on the transmission shaft 21, connecting gears 28 are respectively arranged at two ends of the transmission shaft 21, the first driven shaft 22, the second driven shaft 23, the first roller 24, the second roller 25 and the third roller 26, and the shafts are driven by meshing of the connecting gears 28; a meshing gear shaft 29 is arranged on the first driven shaft 22, and the meshing gear shaft 29 moves up and down through an adjusting handle to be meshed to drive other two shafts to drive; the rollers are clamped to enable the cloth to be leveled and tensioned in the work process, the cloth penetrates through the third roller 26, penetrates through the space between the first roller 24 and the second roller 25 by bypassing the second roller 25, is inserted and introduced through the lower cross beam, penetrates through the space between the transmission shaft 21 and the first driven shaft 22, and then penetrates through the space between the first driven shaft 22 and the second driven shaft 23; then the first driven shaft 22 and the second roller 25 are pushed up and adjusted through the adjusting handle, so that the gear is meshed with the other two shafts to tension the cloth, the cloth is fixed and tensioned, and the meshing of the shafts is adjusted.

The provision of the triangular profile fixing connection 16 can increase the stability and robustness of the overall structure. The needle changing driving motor 9 rotates to drive the spiral screw rod 91 to rotate, the spiral screw rod 91 drives the needle changing assembly 6 to move, the swing arm connecting piece 63 connected with the needle changing assembly 6 drives the needle arranging fixing mechanism 7 to move, and the needle arranging fixing mechanism 7 moves transversely along the sliding rail 37 through the sliding block 38 to change needles. The driving lever limiting block 74 is used for a needle changing limiting shifting fork of the knitting driving motor on the needle arrangement driving rod 73 on the cam connecting piece, corresponding rapid needle changing actions are achieved by moving the needle arrangement fixing mechanism 7, the needle arrangement rod 72 continuously changes needles and reciprocates knitting work in the needle changing limiting shifting fork on the needle arrangement driving rod 73, and a thread hole is formed in the bobbin winder 8 and used for threading.

The bottom plate 52 moves transversely along with the lower driving module 51 and is synchronous with the upper driving module 41; when the driving motor connected with the centrifugal connecting arm 59 runs, the motor shaft rotates to drive the centrifugal connecting arm 59 to rotate circumferentially, at the moment, the centrifugal connecting arm 59 drives the rocker arm 58 and the cam rocker arm 57 on the rocker arm 58 to run to drive the driving slide rod 55 to do reciprocating telescopic motion, and the driving slide rod 55 and the knitting mechanism 3 move synchronously.

It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.

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