Computerized flat knitting machine bottom plate device capable of reducing needle resistance

Abstract

The invention relates to a bottom plate device of a computerized flat knitting machine capable of reducing the resistance of knitting needles, comprising a cam bottom plate, and a needle transfer and protection cam, a needle transfer cam, a left flat needle cam, a right flat needle cam, a left tuck cam, a right tuck cam, a left connecting needle cam, a right connecting needle cam, a connecting and tuck transition cam, a left degree cam, a right degree cam, a left knitting cam and a right knitting cam installed on the cam bottom plate; wherein the left connecting needle cam and the right connecting needle cam have the same structure and are movably installed on the cam bottom plate in a left-right symmetrical manner, and the left knitting cam and the right knitting cam are movably installed on the cam bottom plate; when knitting tucks, the left knitting cam or the right knitting cam can be retracted into the cam bottom plate, so as to reduce the resistance suffered by the knitting needles and reduce the wear of the needles.

Description

Technical Field

[0001] The invention relates to the field of computerized flat knitting machines, and in particular to a bottom plate device of a computerized flat knitting machine capable of reducing the resistance of knitting needles. Background Art

[0002] At present, in some single-system base plates with the function of lifting the needles, there are problems of large resistance and severe wear of the knitting needles. For example, in the patent with the publication number CN203683837U, the current knitting needle group performs lifting and the next knitting needle group performs knitting. Since the center triangle plate is fixedly installed on the base plate, it will produce resistance and wear on the knitting needle group performing lifting. This resistance and wear will reduce the life of the needles on the one hand and increase the power consumption of the head motor on the other hand. At the same time, due to the excessive resistance, the knitting speed is low and the knitting efficiency is not high. At present, there is no computer flat knitting machine base plate device that can reduce the resistance of the knitting needles, reduce wear and power consumption. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide a computerized flat knitting machine bottom plate device with a reasonable structural design and capable of reducing the resistance of knitting needles.

[0004] The technical solution adopted by the present invention to solve the above-mentioned problem is: a computer flat knitting machine bottom plate device capable of reducing the resistance of knitting needles, comprising a triangle bottom plate, and a transfer needle protection triangle, a transfer needle triangle, a left flat needle triangle, a right flat needle triangle, a left tuck triangle, a right tuck triangle, a left connecting needle triangle, a right connecting needle triangle, a connecting and tuck transition triangle, a left degree triangle and a right degree triangle installed on the triangle bottom plate; it is characterized in that: a left knitting triangle and a right knitting triangle are also installed on the triangle bottom plate; the left flat needle triangle and the right flat needle triangle are fixedly installed on the middle position of the triangle bottom plate, one on the left and one on the right; the transfer needle protection triangle is fixedly installed on the upper position of the triangle bottom plate; the transfer needle triangle is movably installed on the triangle bottom plate and is located below the transfer needle protection triangle; the left degree triangle and the right degree triangle are symmetrically installed on the left and right sides of the transfer needle protection triangle in an eight-shaped shape, and the left degree triangle is The mesh cam and the right mesh cam are both slidably mounted on the cam base plate; the left knitting cam and the right knitting cam have the same structure and are symmetrically arranged at the middle and lower positions of the left flat needle cam and the right flat needle cam, and the left knitting cam and the right knitting cam are movably mounted on the cam base plate; the left tuck cam and the right tuck cam have the same structure and are symmetrically arranged, wherein the left tuck cam is located at the lower left corner of the left knitting cam, and the right tuck cam is located at the lower right corner of the right knitting cam, and the left tuck cam and the right tuck cam are fixedly mounted on the cam base plate; the left connecting needle cam, the connecting and hanging transition cam and the right connecting needle cam are arranged in sequence from left to right below the left knitting cam and the right knitting cam, wherein the left connecting needle cam and the right connecting needle cam have the same structure and are symmetrically mounted on the cam base plate, and the connecting and hanging transition cam is fixedly mounted on the cam base plate.

[0005] Preferably, the needle turning cam, left knitting cam, right knitting cam, left connecting needle cam and right connecting needle cam are driven by the same set of driving mechanism; the driving mechanism is arranged on the back side of the cam base plate, and comprises a double-axis motor, a needle turning cam seat, a needle turning cam transmission seat, a knitting cam seat, a left knitting cam transmission seat, a right knitting cam transmission seat, a left connecting needle cam transmission seat, a right connecting needle cam transmission seat, a needle connecting station pull strip and a knitting pull strip; the double-axis motor, the needle turning cam seat and the knitting cam seat are all installed on the back side of the cam base plate; a needle turning cam is installed at one output shaft end of the double-axis motor, and a transmission gear is installed at the other output shaft end; the needle turning cam transmission seat is fixedly connected to the needle turning cam, and the needle turning cam transmission seat is installed on the needle turning cam seat through a guide column, and the end of the guide column contacts the needle turning cam; the left knitting cam transmission seat is fixedly connected to the left knitting cam, and the right knitting cam transmission seat is connected to the right knitting cam The weaving triangle is fixedly connected, the left needle connecting triangle transmission seat is fixedly connected to the left needle connecting triangle, and the right needle connecting triangle transmission seat is fixedly connected to the right needle connecting triangle; the needle connecting station pull strip and the weaving pull strip are both rack structures with non-linear slide grooves, which can be synchronously movably installed on both sides of the weaving triangle seat, and the racks on the needle connecting station pull strip and the racks on the weaving pull strip are meshed with the transmission gear; the left weaving triangle transmission seat, the right weaving triangle transmission seat, the left needle connecting triangle transmission seat, and the right needle connecting triangle transmission seat are all installed on the weaving triangle seat, and the left weaving triangle transmission seat, the right weaving triangle transmission seat, the left needle connecting triangle transmission seat, and the right needle connecting triangle transmission seat are all equipped with roller bearings, wherein the roller bearings on the left weaving triangle transmission seat and the right weaving triangle transmission seat are located in the slide groove on the weaving pull strip, and the roller bearings on the left needle connecting triangle transmission seat and the right needle connecting triangle transmission seat are located in the slide groove on the needle connecting station pull strip.

[0006] Preferably, both sides of the weaving triangle seat are provided with strip drawing grooves for installing the needle connecting position strip and the weaving strip respectively; two transmission seat grooves are respectively arranged on both sides of the middle part of the weaving triangle seat, and the four transmission seat grooves are respectively used to place the left weaving triangle transmission seat, the right weaving triangle transmission seat, the left needle connecting triangle transmission seat and the right needle connecting triangle transmission seat; one side of the weaving triangle seat is equipped with two limit baffles, and the two limit baffles are used to limit the needle connecting position strip in the strip drawing groove on this side, so that the needle connecting position strip can be translated along the strip drawing groove under the drive of the dual-axis motor; the other side of the weaving triangle seat is equipped with a motor mounting plate, and the motor mounting plate is used to limit the weaving strip in the strip drawing groove on this side, so that the weaving strip can be translated along the strip drawing groove under the drive of the dual-axis motor.

[0007] Preferably, the dual-axis motor is a stepper motor, which is connected to the motor mounting plate by bolts.

[0008] Compared with the prior art, the present invention has the following advantages and effects:

[0009] 1. The traditional knitting cam is divided into two parts: the left knitting cam and the right knitting cam, and the needle transfer cam, the left knitting cam, the right knitting cam, the left needle connection cam and the right needle connection cam are all movable settings. This structure can withdraw the triangle parts that are not needed for knitting various fabric structures from the knitting area and not participate in the work, thereby reducing the resistance on the knitting needle, which is beneficial to increasing the knitting speed and significantly improving the knitting efficiency;

[0010] 2. Since the friction process of knitting needles is reduced, the bad needle rate can be reduced, the maintenance cost can be reduced, and the production cost can be reduced;

[0011] 3. Since the friction between the knitting needle and the cam is reduced, the power consumption of the machine head can be reduced;

[0012] 4. In different weaving processes, some triangles exit the weaving area, making the weaving process more stable and reliable, which is beneficial to improving the quality of the fabric;

[0013] 5. This base plate device can realize the function of lifting eyes in the same line. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the specific implementation methods of the present invention or the solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment of the present invention (excluding the driving mechanism).

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the driving mechanism in the embodiment of the present invention.

[0017] Figure 3 is another three-dimensional structural schematic diagram of the driving mechanism in an embodiment of the present invention.

[0018] Figure 4 yes Figure 3 Schematic diagram of the motor being removed to reveal the motor mounting plate.

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the weaving triangle seat in the embodiment of the present invention.

[0020] Figure 6 It is a schematic diagram of the top structure of the weaving triangle seat in the embodiment of the present invention.

[0021] Figure 7The position diagram of the pull strip at the needle connection station when it is in zero position.

[0022] Figure 8 The position diagram of the braided pull rod when it is in zero position.

[0023] Fig. 9 When it is the right knitting tuck position, the status diagram of the left knitting cam, the right knitting cam, the left connecting cam, the right connecting cam and the transfer cam.

[0024] Fig.10 When it is the right needle position, the status diagram of the left knitting cam, the right knitting cam, the left needle connecting cam, the right needle connecting cam, and the transfer cam.

[0025] Fig.11 When it is in zero position, the status diagram of the left knitting triangle, the right knitting triangle, the left needle connecting triangle, the right needle connecting triangle, and the transfer triangle.

[0026] Fig.12 When it is the left connecting needle position, the status diagram of the left knitting cam, the right knitting cam, the left connecting needle cam, the right connecting needle cam and the transfer needle cam.

[0027] Fig.13 When it is the left knitting tuck position, the status diagram of the left knitting cam, the right knitting cam, the left connecting cam, the right connecting cam and the transfer cam.

[0028] Fig.14 This is a diagram of the needle's trajectory when tucked.

[0029] Fig.15 This is a diagram of the needle trajectory when connecting the needle.

[0030] Fig.16 This is a diagram of the needle trajectory when knitting.

[0031] Fig.17 This is a diagram of the needle trajectory when not knitting.

[0032] Fig.18 This is the needle trajectory diagram when turning the needle.

[0033] Explanation of the reference numerals in the accompanying drawings: needle transfer and protection triangle 1; needle transfer triangle 2; left flat needle triangle 3; right flat needle triangle 4; left knitting triangle 5; right knitting triangle 6; left tuck triangle 7; right tuck triangle 8; left connecting needle triangle 9; right connecting needle triangle 10; connecting and tuck transition triangle 11; left degree triangle 12; right degree triangle 13; triangle bottom plate 14; double-axis motor 15; needle transfer triangle seat 16; needle transfer triangle transmission seat 17; knitting triangle seat 18; left knitting triangle transmission seat 19; right knitting triangle transmission seat 20; left connecting needle triangle transmission seat 21; right connecting needle triangle transmission seat 22; needle connecting station pull strip 23; knitting pull strip 24; needle transfer cam 25; transmission gear 26; guide column 27; limit baffle 28; motor mounting plate 29; pull strip groove 181; transmission seat groove 182. DETAILED DESCRIPTION

[0034] The present invention will be further described in detail below with reference to the accompanying drawings and by way of examples. The following examples are intended to explain the present invention but the present invention is not limited to the following examples.

[0035] Example

[0036] See also Figures 1 to 18 .

[0037] The present embodiment discloses a computer flat knitting machine bottom plate device which can reduce the resistance of knitting needles, comprising a triangle bottom plate 14, and a needle transfer and protection cam 1, a needle transfer cam 2, a left flat needle cam 3, a right flat needle cam 4, a left knitting cam 5, a right knitting cam 6, a left tuck cam 7, a right tuck cam 8, a left connecting needle cam 9, a right connecting needle cam 10, a connecting and tuck transition cam 11, a left degree cam 12 and a right degree cam 13 installed on the triangle bottom plate 14.

[0038] In this embodiment, the left flat needle cam 3 and the right flat needle cam 4 are fixedly installed in the middle of the cam bottom plate 14. The needle transfer cam 1 is fixedly installed on the upper part of the cam bottom plate 14; the needle transfer cam 2 is movably installed on the cam bottom plate 14 and is located below the needle transfer cam 1, and a needle transfer needle channel is formed between the needle transfer cam 2 and the needle transfer cam 1.

[0039] In this embodiment, the left mesh triangle 12 and the right mesh triangle 13 are symmetrically installed in an eight-shaped manner on the left and right sides of the needle turning and needle protecting triangle 1. The left mesh triangle 12 and the right mesh triangle 13 are both slidably installed on the triangle bottom plate 14. Please refer to the prior art for details.

[0040] In this embodiment, the left knitting cam 5 and the right knitting cam 6 have the same structure and are arranged symmetrically at the lower middle position of the left flat needle cam 3 and the right flat needle cam 4, and the left knitting cam 5 and the right knitting cam 6 are movably mounted on the cam bottom plate 14. The left tuck cam 7 and the right tuck cam 8 have the same structure and are arranged symmetrically, wherein the left tuck cam 7 is located at the lower left corner of the left knitting cam 5, and the right tuck cam 8 is located at the lower right corner of the right knitting cam 6, and the left tuck cam 7 and the right tuck cam 8 are fixedly mounted on the cam bottom plate 14.

[0041] In this embodiment, a knitting needle path is formed between the left tuck cam 7 , the left knitting cam 5 , the right knitting cam 6 , the right tuck cam 8 , the left flat needle cam 3 , and the right flat needle cam 4 .

[0042] In this embodiment, the left needle connecting triangle 9, the connecting and hanging transition triangle 11 and the right needle connecting triangle 10 are arranged from left to right in sequence below the left knitting triangle 5 and the right knitting triangle 6, wherein the left needle connecting triangle 9 and the right needle connecting triangle 10 have the same structure and are symmetrically installed on the triangle base plate 14, and the connecting and hanging transition triangle 11 is fixedly installed on the triangle base plate 14.

[0043] In this embodiment, the needle transfer cam 2, the left knitting cam 5, the right knitting cam 6, the left needle connecting cam 9 and the right needle connecting cam 10 are driven by the same set of driving mechanisms so that they protrude from the cam bottom plate 14 or retract into the cam bottom plate 14.

[0044] In this embodiment, the driving mechanism is arranged on the back side of the triangle base plate 14, and includes a dual-axis motor 15, a needle turning triangle seat 16, a needle turning triangle transmission seat 17, a weaving triangle seat 18, a left weaving triangle transmission seat 19, a right weaving triangle transmission seat 20, a left needle connecting triangle transmission seat 21, a right needle connecting triangle transmission seat 22, a needle connecting station pull strip 23 and a weaving pull strip 24.

[0045] In this embodiment, the double-axis motor 15, the needle transfer cam seat 16, and the knitting cam seat 18 are all installed on the back of the cam bottom plate 14. A needle transfer cam 25 is installed on one output shaft end of the double-axis motor 15, and a transmission gear 26 is installed on the other output shaft end.

[0046] In this embodiment, the needle transfer cam transmission seat 17 is fixedly connected to the needle transfer cam 2, and the needle transfer cam transmission seat 17 is installed on the needle transfer cam seat 16 through a guide column 27, and the end of the guide column 27 is in contact with the needle transfer cam 25. The rotation of the needle transfer cam 25 can drive the guide column 27 to move up and down, and then drive the needle transfer cam transmission seat 17 and the needle transfer cam 2 to move up and down synchronously, so that the needle transfer cam 2 protrudes or retracts into the cam bottom plate 14.

[0047] In this embodiment, the left weaving triangle transmission seat 19 is fixedly connected to the left weaving triangle 5 by screws, the right weaving triangle transmission seat 20 is fixedly connected to the right weaving triangle 6 by screws, the left needle connecting triangle transmission seat 21 is fixedly connected to the left needle connecting triangle 9 by screws, and the right needle connecting triangle transmission seat 22 is fixedly connected to the right needle connecting triangle 10 by screws.

[0048] In this embodiment, the needle connecting station pull strip 23 and the weaving pull strip 24 are both rack structures with non-linear slide grooves, which can be installed on both sides of the weaving triangle seat 18 synchronously and movably, and the racks on the needle connecting station pull strip 23 and the racks on the weaving pull strip 24 are meshed with the transmission gear 26; the left weaving triangle transmission seat 19, the right weaving triangle transmission seat 20, the left needle connecting triangle transmission seat 21, and the right needle connecting triangle transmission seat 22 are all movably installed on the weaving triangle seat 18, and the left weaving triangle transmission seat 19, the right weaving triangle transmission seat 20, the left needle connecting triangle transmission seat 21, and the right needle connecting triangle transmission seat 22 are all equipped with roller bearings, wherein the roller bearings on the left weaving triangle transmission seat 19 and the right weaving triangle transmission seat 20 are located in the slide groove on the weaving pull strip 24, and the roller bearings on the left needle connecting triangle transmission seat 21 and the right needle connecting triangle transmission seat 22 are located in the slide groove on the needle connecting station pull strip 23.

[0049] In this embodiment, the dual-axis motor 15 works to drive the needle turning cam 25 and the transmission gear 26 to rotate. The rotation of the needle turning cam 25 can drive the guide column 27 and the needle turning triangle transmission seat 17 to rise and fall, thereby driving the needle turning triangle 2 to protrude or retract into the triangle bottom plate 14; the transmission gear 26 can simultaneously drive the needle receiving station pull strip 23 and the weaving pull strip 24 to move left and right. Due to the design of the non-linear slide groove, the left and right movement of the needle receiving station pull strip 23 and the weaving pull strip 24 can drive the left weaving triangle transmission seat 19, the right weaving triangle transmission seat 20, the left needle connecting triangle transmission seat 21, and the right needle connecting triangle transmission seat 22 to rise and fall, thereby driving the left weaving triangle 5, the right weaving triangle 6, the left needle connecting triangle 9, and the right needle connecting triangle 10 to protrude or retract into the triangle bottom plate 14.

[0050] In this embodiment, specifically, both sides of the knitting triangle seat 18 are provided with grooves 181 for installing the needle receiving station pull 23 and the knitting pull 24. Two transmission seat grooves 182 are respectively provided on both sides of the middle part of the knitting triangle seat 18, and the four transmission seat grooves 182 are respectively used to place the left knitting triangle transmission seat 19, the right knitting triangle transmission seat 20, the left needle receiving triangle transmission seat 21 and the right needle receiving triangle transmission seat 22. Two limit baffles 28 are installed on one side of the knitting triangle seat 18, and the two limit baffles 28 are used to limit the needle receiving station pull strip 23 in the pull strip groove 181 on this side, so that the needle receiving station pull strip 23 can be translated along the pull strip groove 181 under the drive of the dual-axis motor 15; a motor mounting plate 29 is installed on the other side of the knitting triangle seat 18, and the motor mounting plate 29 is used to limit the knitting pull strip 24 in the pull strip groove 181 on this side, so that the knitting pull strip 24 can be translated along the pull strip groove 181 under the drive of the dual-axis motor 15. The dual-axis motor 15 adopts a stepping motor, which is connected to the motor mounting plate 29 by bolts.

[0051] The driving mechanism in this embodiment drives the needle transfer cam 2, the left knitting cam 5, the right knitting cam 6, the left connecting needle cam 9 and the right connecting needle cam 10 to respectively form the right knitting tuck position, the right connecting needle position, the zero position, the left connecting needle position and the left knitting tuck position.

[0052] Right weave tuck position Fig. 9 In the figure, the left needle cam 9, the right knitting cam 6 and the transfer cam 2 are all retracted into the cam bottom plate 14, the left knitting cam 5 and the right needle cam 10 are all protruding from the cam bottom plate 14, and when the head moves from right to left, its needle track is referenced Fig.14 , under the action of needle selection cam d and needle selector, needle selection a drives middle needle b to move to the tuck position, and the needle butt on middle needle b moves along the connecting tuck transition cam 11, right connecting needle cam 10, right tuck cam 8 and left flat needle cam 3, and middle needle b pushes the left needle c to perform tuck knitting, and the needle butt on the left needle c touches the right degree cam 13 and returns to the position along the right degree cam 13. When this station performs tuck, since the right knitting cam 6 is retracted into the cam bottom plate 14, the friction and resistance between the middle needle b and the cam are reduced.

[0053] Right needle position Fig.10 In the figure, the transfer cam 2 and the left needle cam 9 are indented into the cam bottom plate 14, and the left knitting cam 5, the right knitting cam 6, and the right needle cam 10 all protrude from the cam bottom plate 14. When the machine head moves from right to left, the needle track of the needle cam is referenced. Fig.15 In the needle connection diagram, the butt of the middle needle b moves along the transition triangle 11, the right needle triangle 10, the right needle triangle 10 and the right eye triangle 8, and the middle needle b pushes the discarded needle c to connect the needle. In addition, by selecting needles at different positions, knitting actions can be performed. For the knitting needle trajectory, see Fig.16 .

[0054] Zero position see Fig.11 , the transfer cam 2, the left knitting cam 5, the right knitting cam 6, the left needle cam 9, and the right needle cam 10 all protrude from the cam bottom plate 14. At this time, the machine head moves to one side of the flat knitting machine. In this state, when the machine head is running, the needle selector does not select needles, and non-knitting can be performed. The needle trajectory is shown in FIG. Fig.17 .

[0055] Left needle position Fig.12 At this time, the transfer cam 2, the left knitting cam 5, the right knitting cam 6, and the left needle cam 9 all protrude from the cam bottom plate 14, and the right needle cam 10 retracts into the cam bottom plate 14. When the machine head moves from right to left, the transfer can be performed. The needle trajectory of the transfer can be seen in Fig.18 When the machine head runs from left to right, it can connect the needle, and its needle trajectory diagram is symmetrical with the needle trajectory when it is in the right needle connection position.

[0056] Left weaving tuck position Fig.13At this time, the transfer cam 2, the left knitting cam 5, and the right connecting cam 10 are retracted into the cam bottom plate 14, and the right knitting cam 6 and the left connecting cam 9 are all protruding from the cam bottom plate 14. When the machine head runs from left to right, tuck is performed, and the needle trajectory is symmetrical with the needle trajectory of the right knitting tuck position.

[0057] In addition, it should be noted that the shapes and names of the parts and components of the specific embodiments described in this specification may be different, and the above content described in this specification is only an example of the structure of the present invention. All equivalent changes or simple changes made based on the structure, features and principles of the patent concept of the present invention are included in the protection scope of the patent of the present invention. Technicians in the technical field of the present invention can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the present invention or exceed the scope defined by the claims, they should all fall within the protection scope of the present invention.

Claims

1. A computerized flat knitting machine bottom plate device capable of reducing needle resistance, comprising a cam bottom plate (14) and a needle transfer and protection cam (1), a needle transfer cam (2), a left flat needle cam (3), a right flat needle cam (4), a left tuck cam (7), a right tuck cam (8), a left connecting needle cam (9), a right connecting needle cam (10), a connecting and tuck transition cam (11), a left degree cam (12) and a right degree cam (13) installed on the cam bottom plate (14); characterized in that: The triangle base plate (14) is also provided with a left knitting triangle (5) and a right knitting triangle (6); the left flat needle triangle (3) and the right flat needle triangle (4) are fixedly installed on the middle part of the triangle base plate (14) in a left-right manner; the needle transfer triangle (1) is fixedly installed on the upper part of the triangle base plate (14); the needle transfer triangle (2) is movably installed on the triangle base plate (14) and is located below the needle transfer triangle (1); the left mesh triangle (12) and the right mesh triangle (13) are symmetrically installed on the left and right sides of the needle transfer triangle (1) in an eight-shaped manner, and the left mesh triangle (12) and the right mesh triangle (13) are both slidably installed on the triangle base plate (14); the left knitting triangle (5) and the right knitting triangle (6) have the same structure and are symmetrically arranged on the middle and lower parts of the left flat needle triangle (3) and the right flat needle triangle (4). The left knitting cam (5) and the right knitting cam (6) are movably mounted on the cam base plate (14); the left tuck cam (7) and the right tuck cam (8) have the same structure and are symmetrically arranged, wherein the left tuck cam (7) is located at the lower left corner of the left knitting cam (5), and the right tuck cam (8) is located at the lower right corner of the right knitting cam (6), and the left tuck cam (7) and the right tuck cam (8) are fixedly mounted on the cam base plate (14); the left needle connecting cam (9), the connecting and slinging transition cam (11) and the right needle connecting cam (10) are arranged from left to right below the left knitting cam (5) and the right knitting cam (6), wherein the left needle connecting cam (9) and the right needle connecting cam (10) have the same structure and are symmetrically mounted on the cam base plate (14), and the connecting and slinging transition cam (11) is fixedly mounted on the cam base plate (14).

2. The computerized flat knitting machine bottom plate device capable of reducing needle resistance according to claim 1, characterized in that: The needle transfer cam (2), the left knitting cam (5), the right knitting cam (6), the left needle connecting cam (9) and the right needle connecting cam (10) are driven by the same set of driving mechanisms; The driving mechanism is arranged on the back of the triangle bottom plate (14), and comprises a double-axis motor (15), a needle transfer triangle seat (16), a needle transfer triangle transmission seat (17), a knitting triangle seat (18), a left knitting triangle transmission seat (19), a right knitting triangle transmission seat (20), a left needle connection triangle transmission seat (21), a right needle connection triangle transmission seat (22), a needle connection station pull bar (23) and a knitting pull bar (24); the double-axis motor (15), the needle transfer triangle seat (16) and the knitting triangle seat (18) are all installed on the back of the triangle bottom plate (14); the double-axis motor (1 5) is provided with a needle transfer cam (25) at one output shaft end, and a transmission gear (26) is provided at the other output shaft end; the needle transfer triangle transmission seat (17) is fixedly connected to the needle transfer triangle (2), the needle transfer triangle transmission seat (17) is installed on the needle transfer triangle seat (16) via a guide column (27), and the end of the guide column (27) is in contact with the needle transfer cam (25); the left knitting triangle transmission seat (19) is fixedly connected to the left knitting triangle (5), the right knitting triangle transmission seat (20) is fixedly connected to the right knitting triangle (6), and the left needle receiving triangle transmission seat (19) is fixedly connected to the left knitting triangle (5), and the right knitting triangle transmission seat (20) is fixedly connected to the right knitting triangle (6). The seat (21) is fixedly connected to the left needle connecting triangle (9), and the right needle connecting triangle transmission seat (22) is fixedly connected to the right needle connecting triangle (10); the needle connecting station pull bar (23) and the weaving pull bar (24) are both rack structures with non-linear slide grooves, and can be synchronously movably installed on both sides of the weaving triangle seat (18), and the rack on the needle connecting station pull bar (23) and the rack on the weaving pull bar (24) are both meshed with the transmission gear (26); the left weaving triangle transmission seat (19), the right weaving triangle transmission seat (20), and the left needle connecting triangle transmission seat (21 ), and the right needle triangle transmission seat (22) are all installed on the weaving triangle seat (18), and the left weaving triangle transmission seat (19), the right weaving triangle transmission seat (20), the left needle triangle transmission seat (21), and the right needle triangle transmission seat (22) are all installed with roller bearings, wherein the roller bearings on the left weaving triangle transmission seat (19) and the right weaving triangle transmission seat (20) are located in the slide groove on the weaving pull bar (24), and the roller bearings on the left needle triangle transmission seat (21) and the right needle triangle transmission seat (22) are located in the slide groove on the needle connection station pull bar (23).

3. The bottom plate device of a computerized flat knitting machine capable of reducing needle resistance according to claim 2, characterized in that: One side of the knitting triangle seat (18) is provided with a strip-drawing groove (181) for installing a needle-connecting station strip (23), and the other side of the knitting triangle seat (18) is provided with a strip-drawing groove (181) for installing a knitting strip (24); two transmission seat grooves (182) are respectively arranged on both sides of the middle part of the knitting triangle seat (18), and the four transmission seat grooves (182) are respectively used to place a left knitting triangle transmission seat (19), a right knitting triangle transmission seat (20), a left needle-connecting triangle transmission seat (21) and a right needle-connecting triangle transmission seat (22); the knitting triangle seat (18) is provided with a plurality of transmission seat grooves (182) for receiving the left knitting triangle transmission seat (19), a right knitting triangle transmission seat (20), a left needle-connecting triangle transmission seat (21) and a right needle-connecting triangle transmission seat (22); Two limit baffles (28) are installed on one side, and the two limit baffles (28) are used to limit the needle connection station pull strip (23) in the pull strip groove (181) on this side, so that the needle connection station pull strip (23) can be translated along the pull strip groove (181) under the drive of the dual-axis motor (15); a motor mounting plate (29) is installed on the other side of the weaving triangle seat (18), and the motor mounting plate (29) is used to limit the weaving pull strip (24) in the pull strip groove (181) on this side, so that the weaving pull strip (24) can be translated along the pull strip groove (181) under the drive of the dual-axis motor (15).

4. The bottom plate device of a computerized flat knitting machine capable of reducing needle resistance according to claim 3, characterized in that: The dual-axis motor (15) is a stepper motor, which is connected to the motor mounting plate (29) via bolts.

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