Mountain plate device of flat knitting machine

Abstract

The invention provides a mountain plate device of a flat knitting machine, which comprises a triangular mother plate and a needle selection mother plate, and a stitch driving mechanism, a needle receiving driving mechanism and a needle selection driving mechanism are mounted on the back of the triangular mother plate; a sliding block is arranged on the back surface of the stitch triangle; the stitch driving mechanism comprises a first fixed seat, a first driving motor, a driving plate, a first driving gear and a first driving rack; the first fixing seat is mounted on the back surface of the triangular mother plate, and the first driving motor is mounted on the first fixing seat; the driving plate is transversely arranged on the first fixing base in a sliding mode, the first driving rack is installed on the driving plate, and the first driving gear is installed at the output end of the first driving motor and engaged with the first driving rack; two guide rods are installed on the driving plate, a guide seat is installed on the back face of the sliding block, a first guide groove is obliquely formed in the guide seat, and first guide pieces are installed on the guide rods. The single motor is used for driving the stitch, the structure is simple, and the cost is low.

Description

Technical Field

[0001] The invention relates to accessories of a flat knitting machine, in particular to a triangular motherboard device of the flat knitting machine. Background Art

[0002] The invention patent with announcement number CN104862873A discloses a dual-system all-motor flat knitting machine bottom plate with dual motor homing. Currently, there is no dual-system all-motor flat knitting machine bottom plate with dual motor homing that can reduce energy consumption. The invention includes a triangle motherboard, a No. 1 push-pin triangle, a No. 2 push-pin triangle, a No. 3 push-pin triangle and a No. 4 push-pin triangle installed on the triangle motherboard, a slide bar, and a push-pin triangle up and down motion control structure. Its characteristics are: the push-pin triangle up and down motion control structure includes a push-pin triangle motor, a cam, a No. 1 guide post and a No. 2 guide post, the cam is connected to the push-pin triangle motor, the No. 1 guide post and the No. 2 guide post are both fixed on the slide bar and are respectively located on both sides of the cam, and the No. 1 guide post and the No. 2 guide post are both coordinated with the cam; or the push-pin triangle up and down motion control structure includes a push-pin triangle motor, a gear and a rack, the gear is connected to the push-pin triangle motor, the rack is fixed on the slide bar, and the rack and the gear are meshed.

[0003] The technical solution of the above patent requires two motors to drive the degree-to-degree triangle, which is relatively expensive and has room for improvement. Summary of the Invention

[0004] In view of this, the object of the present invention is to provide a mountain plate device for a flat knitting machine, which adopts a single motor to drive the mesh, has a simple structure and is low in cost.

[0005] In order to achieve the above object, the technical solution of the present invention is: A mountain plate device of a flat knitting machine includes a triangle motherboard and a needle selection motherboard, the front of the triangle motherboard is equipped with a mesh cam, a dish mountain, a needle protection cam, a needle cleaning cam and a conversion cam, the front of the needle selection motherboard is equipped with a needle selection and needle protection cam, a non-woven pressure plate, a needle selection cam, a needle lifting cam and a needle pushing cam; the back of the triangle motherboard is equipped with a mesh driving mechanism, a needle receiving driving mechanism and a needle selection driving mechanism; a slider is provided on the back of the mesh cam, and a first slide groove for sliding cooperation of the slider is obliquely provided on the triangle motherboard; the mesh driving mechanism includes a first fixed seat, a first drive motor, a drive plate, a first Driving gear and first driving rack; wherein, the first fixed seat is installed on the back of the triangle motherboard, and the first driving motor is installed on the first fixed seat; the driving plate is laterally slidingly set on the first fixed seat, the first driving rack is installed on the driving plate, and the first driving gear is installed on the output end of the first driving motor and meshes with the first driving rack; two guide rods are installed on the driving plate, and a guide seat is installed on the back of the slider, and the guide seat is obliquely provided with a first guide groove, and a first guide member is installed on the guide rod, and the two first guide members each extend into one of the first guide grooves.

[0006] Preferably, a mounting groove is provided in the transverse direction on the first fixing seat, and the drive plate, the first drive rack, and the first drive gear are all located in the mounting groove; a through hole is provided in the first fixing seat, and the output end of the first drive motor extends into the mounting groove through the through hole and is connected to the first drive gear; a plurality of limiting bolts are also provided on the first fixing seat for limiting the drive plate from falling out of the mounting groove.

[0007] Preferably, a sleeve column is further provided on the triangular motherboard, and a torsion spring is sleeved on the sleeve column. One end of the torsion spring is hooked on the triangular motherboard, and the other end is hooked on the guide seat.

[0008] Preferably, the needle drive mechanism includes a second drive motor, a second drive gear, a second drive rack, a third drive rack, and a second fixed base; wherein the second fixed base is mounted on a triangular motherboard, and the second drive motor is mounted on the second fixed base; the second drive rack and the third drive rack are laterally slidably disposed on the second fixed base and are spaced apart; the second drive gear is mounted on the output shaft of the second drive motor and is engaged with the second drive rack and the third drive rack simultaneously; Two needle receiving pressure plates and one tuck pressure plate are longitudinally slidably provided on the second fixed seat, and the needle receiving pressure plates and the tuck pressure plates are sequentially arranged between the second drive rack and the third drive rack; the triangle mother plate is provided with a through opening for the needle receiving pressure plates and the tuck pressure plates to pass through; A second guide groove is provided on the second driving rack at a position corresponding to the needle pressure plate, a second guide member is installed on the needle pressure plate, and the second guide member extends into the second guide groove; a third guide groove is provided on the third driving rack at a position corresponding to the tuck pressure plate, a third guide member is installed on the tuck pressure plate, and the third guide member extends into the third guide groove.

[0009] Preferably, a control cam is also installed on the output shaft of the second drive motor, and a cam groove is provided on the end face of the control cam; a lifting rod is connected to the conversion triangle, and the lifting rod is connected to the connecting seat, and a fourth guide member is installed on the connecting seat, and the fourth guide member extends into the cam groove and the outer peripheral surface contacts the side wall of the cam groove.

[0010] Preferably, the lifting rod is movably inserted into the first fixing seat.

[0011] Preferably, the needle selection drive mechanism includes a third fixed seat, a third drive motor, a third drive gear, a fourth drive rack, a sliding plate and a sliding rod; wherein, the third fixed seat is installed on the needle selection mother plate, the third drive motor is installed on the third fixed seat, the sliding plate is laterally slidingly arranged on the third fixed seat, and the fourth drive rack is fixed on the sliding plate; the third drive gear is installed on the output end of the third drive motor and meshes with the fourth drive rack; the sliding rod is slidingly arranged on the third fixed seat, and the sliding direction is perpendicular to the sliding plate; a fifth guide member is installed on the sliding rod, a fourth guide groove is provided on the sliding plate, and the fifth guide member extends into the fourth guide groove; one end of the sliding rod is fixedly connected to the needle push triangle.

[0012] The technical effects of the present invention are mainly reflected in the following aspects: The use of a single motor to drive the mesh cam greatly reduces the cost and structural complexity; The needle drive mechanism and the mesh drive mechanism are well integrated together, making the overall structure of the mountain plate device compact. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front view of the mountain plate device in the embodiment; Figure 2 This is a schematic diagram of the back side of the mountain plate device in the embodiment; Figure 3-5 Schematic diagram of the intermediate mesh driving mechanism and the contact needle driving mechanism in the embodiment; Figure 6-7 is a schematic diagram of a contact pin driving mechanism in an embodiment; Figure 8-9 Schematic diagram of the needle selection drive mechanism in the embodiment.

[0014] Reference numerals: 1, cam mother plate; 11, slide; 12, sleeve column; 13, torsion spring; 2, needle selection mother plate; 31, mesh cam; 311, slider; 32, needle transfer cam; 331, right needle guard cam; 332, middle needle guard cam; 333, left needle guard cam; 341, right needle cleaning cam; 342, middle needle cleaning cam; 343, left needle cleaning cam; 35, disc mountain; 36, needle receiving pressure plate; 361, second Guide; 37, tuck press plate; 371, third guide; 38, conversion cam; 411, right needle selection and protection cam; 412, middle needle selection and protection cam; 413, left needle selection and protection cam; 42, needle push cam; 43, needle lift cam; 441, right needle selection cam; 442, middle needle selection cam; 443, left needle selection cam; 45, non-woven press plate; 5, degree of mesh drive mechanism; 51, first fixed seat; 511 , mounting groove; 512, through hole; 52, first drive motor; 53, first drive rack; 54, guide seat; 541, first guide groove; 55, first drive gear; 56, first guide member; 57, limit bolt; 58, drive plate; 6, needle drive mechanism; 61, second fixed seat; 62, second drive motor; 63, second drive rack; 631, second guide groove; 64, third drive rack; 641, third guide groove; 65, second drive gear; 66, control cam; 661, cam groove; 67, connecting seat; 68, fourth guide member; 69, lifting rod; 7, needle selection drive mechanism; 71, third fixed seat; 72, third drive motor; 73, third drive gear; 74, fourth drive rack; 75, sliding plate; 751, fourth guide groove; 76, fifth guide member; 77, sliding rod. DETAILED DESCRIPTION

[0015] The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings to make the technical solutions of the present invention easier to understand and grasp.

[0016] Reference Figure 1 This embodiment provides a mountain plate device of a flat knitting machine, including a triangle mother plate 1 and a needle selection mother plate 2.

[0017] On the front side of the triangle motherboard 1 are installed the mesh cam 31, the disc mountain 35, the needle protection cam, the tuck pressure plate 37, the needle receiving pressure plate 36, the needle clearing cam and the conversion cam 38; among them, the needle selection and needle protection cam is divided into the right needle selection and needle protection cam 411, the middle needle selection and needle protection cam 412 and the left needle selection and needle protection cam 413, and the needle clearing cam is divided into the right needle clearing cam 341, the middle needle clearing cam 342 and the left needle clearing cam 343.

[0018] On the front of the needle selection motherboard 2 are installed the needle selection and protection triangle, the non-woven pressure plate 45, the needle selection triangle, the needle lifting triangle 43 and the needle pushing triangle 42; among them, the needle selection and protection triangle is divided into the right needle selection and protection triangle 411, the middle needle selection and protection triangle 412 and the left needle selection and protection triangle 413; the needle selection triangle is divided into the right needle selection triangle 441, the middle needle selection triangle 442 and the left needle selection triangle 443.

[0019] Reference Figure 2 The back of the triangle motherboard 1 is equipped with a mesh driving mechanism 5, a needle receiving driving mechanism 6 and a needle selecting driving mechanism 7.

[0020] Combine Figure 2-5 A slider 311 is provided on the back of the degree mesh triangle 31, and a first slide groove 11 for the slider to slide and cooperate is provided obliquely on the triangle motherboard 1. The degree mesh drive mechanism 5 includes a first fixed seat 51, a first drive motor 52, a drive plate 58, a first drive gear 55, and a first drive rack 53. The first fixed seat 51 is mounted on the back of the triangle motherboard 1, and the first drive motor 52 is mounted on the first fixed seat 51; a mounting groove 511 is provided in the horizontal direction of the first fixed seat 51, and the drive plate 58, the first drive rack 53, and the first drive gear 55 are all located in the mounting groove 511; the drive plate 58 is slidably provided in the mounting groove 511, and a number of limit bolts 57 are also provided on the first fixed seat 51 to prevent the drive plate 58 from escaping from the mounting groove 511.

[0021] The first drive rack 53 is fixedly mounted on the drive plate 58. The first fixing base 51 defines a through hole 512, through which the output end of the first drive motor 52 extends into the mounting slot 511 and is connected to the first drive gear 55. The first drive gear 55 meshes with the first drive rack 53. Two guide rods are mounted on the drive plate 58. A guide base 54 is mounted on the back of the slider 311. The guide base 54 has a first guide slot 541 obliquely defined therein. A first guide member 56 is mounted on the guide rod, and each of the two first guide members 56 extends into one of the first guide slots 541. The first guide slots 541 extend perpendicularly to the direction of extension of the first slideway 11.

[0022] Through the above structure, when the first drive motor 52 rotates, it can drive the first rack to move horizontally, thereby driving the first guide member 56 to move horizontally. Through the cooperation between the first guide member 56 and the first guide groove 541, the guide seat 54 can be driven to move along the first slide groove 11, thereby driving the degree triangle 31 to move.

[0023] In addition, a sleeve column 12 is provided on the triangle motherboard 1, and a torsion spring 13 is sleeved on the sleeve column 12. One end of the torsion spring 13 is hooked on the triangle motherboard 1, and the other end is hooked on the guide seat 54. In this way, the torsion spring 13 can assist the degree cam 31 to reset.

[0024] Combine Figure 3-7 The needle drive mechanism 6 includes a second drive motor 62, a second drive gear 65, a second drive rack 63, a third drive rack 64 and a second fixed base 61; wherein, the second fixed base 61 is mounted on the triangle motherboard 1, and the second drive motor 62 is mounted on the second fixed base 61; the second drive rack 63 and the third drive rack 64 are laterally slidably arranged on the second fixed base 61 and are arranged at intervals; the second drive gear 65 is mounted on the output shaft of the second drive motor 62 and is engaged with the second drive rack 63 and the third drive rack 64 at the same time.

[0025] Two needle receiving pressure plates 36 and one tuck pressure plate 37 are longitudinally slidably provided on the second fixed seat 61, and the needle receiving pressure plates 36 and the tuck pressure plates 37 are sequentially arranged between the second drive rack 63 and the third drive rack 64; the motherboard 1 is provided with a through opening for the needle receiving pressure plates 36 and the tuck pressure plates 37 to pass through, so that the needle pressure plates and the tuck pressure plates 37 can extend to the front of the motherboard 1.

[0026] A second guide groove 631 is provided on the second driving rack 63 at a position corresponding to the connecting needle pressure plate 36, and a second guide member 361 is installed on the connecting needle pressure plate 36, and the second guide member 361 extends into the second guide groove 631; a third guide groove 641 is provided on the third driving rack 64 at a position corresponding to the lifting eye pressure plate 37, and a third guide member 371 is installed on the lifting eye pressure plate 37, and the third guide member 371 extends into the third guide groove 641.

[0027] Through the above structure, when the second drive motor 62 rotates, the second drive rack 63 and the third drive rack 64 can be driven to move horizontally at the same time through the second drive gear 65. By utilizing the cooperation between the second guide member 361 and the second guide groove 631, and the cooperation between the third guide member 371 and the third guide groove 641, the needle pressing plate 36 and the eyelet pressing plate 37 can be driven to move respectively.

[0028] A control cam 66 is mounted on the output shaft of the second drive motor 62, with a cam slot 661 defined on its end surface. A lifting rod 69 is connected to the switching cam 38 and is movably inserted into the first fixed base 51. The upper end of the lifting rod 69 is connected to a connecting base 67, which is mounted with a fourth guide 68. The fourth guide 68 extends into the cam slot 661, with its outer circumference contacting the sidewalls of the cam slot 661. The lower end of the lifting rod 69 is fixedly connected to the switching cam 38.

[0029] Through the above structure, when the second drive motor 62 rotates, it can drive the control cam 66 to rotate, and utilize the cooperation between the fourth guide member 68 and the cam groove 661 to drive the lifting rod 69 to rise and fall, thereby driving the conversion cam 38 to move.

[0030] Combine Figure 8-9The needle selection drive mechanism 7 includes a third fixed seat 71, a third drive motor 72, a third drive gear 73, a fourth drive rack 74, a sliding plate 75, and a sliding rod 77. The third fixed seat 71 is mounted on the needle selection motherboard 2, the third drive motor 72 is mounted on the third fixed seat 71, the sliding plate 75 is laterally slidingly arranged on the third fixed seat 71, and the fourth drive rack 74 is fixed on the sliding plate 75; the third drive gear 73 is mounted on the output end of the third drive motor 72 and meshes with the fourth drive rack 74. The sliding rod 77 is slidingly arranged on the third fixed seat 71, and the sliding direction is perpendicular to the sliding plate 75; a fifth guide member 76 is mounted on the sliding rod 77, and a fourth guide groove 751 is provided on the sliding plate 75. The fifth guide member 76 extends into the fourth guide groove 751. One end of the sliding rod 77 is fixedly connected to the needle push triangle 42.

[0031] Through the above structure, when the third drive motor 72 rotates, the third drive gear 73 can drive the sliding plate 75 to move horizontally, and then the fifth guide member 76 and the fourth guide groove 751 cooperate to drive the sliding rod 77 to move up and down, thereby driving the push pin triangle 42 to move.

[0032] Of course, the above are only typical examples of the present invention. In addition, the present invention may also have many other specific implementation methods. Any technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A mountain plate device of a flat knitting machine, comprising a triangle motherboard (1) and a needle selection motherboard (2), wherein the front of the triangle motherboard (1) is equipped with a mesh cam (31), a disc mountain (35), a needle protection cam, a needle cleaning cam and a conversion cam (38), and the front of the needle selection motherboard (2) is equipped with a needle selection and protection cam, a non-woven pressure plate (45), a needle selection cam, a needle lifting cam (43) and a needle pushing cam (42); the back of the triangle motherboard (1) is equipped with a mesh driving mechanism (5), a needle receiving driving mechanism (6) and a needle selection driving mechanism (7); the back of the mesh cam (31) is provided with a slider, and the triangle motherboard (1) is obliquely provided with a first slide groove (11) for sliding cooperation of the slider; it is characterized in that, The mesh driving mechanism (5) comprises a first fixed seat (51), a first driving motor (52), a driving plate (58), a first driving gear (55) and a first driving rack (53); wherein the first fixed seat (51) is mounted on the back of the triangle motherboard (1), and the first driving motor (52) is mounted on the first fixed seat (51); the driving plate (58) is laterally slidably arranged on the first fixed seat (51), the first driving rack (53) is mounted on the driving plate (58), and the first driving gear (55) is mounted on the output end of the first driving motor (52) and meshed with the first driving rack (53); two guide rods are mounted on the driving plate (58), a guide seat (54) is mounted on the back of the slider, and the guide seat (54) is obliquely provided with a first guide groove (541), and a first guide member (56) is mounted on the guide rod, and the two first guide members (56) each extend into one of the first guide grooves (541).

2. A mountain plate device for a flat knitting machine according to claim 1, characterized in that: A mounting groove (511) is provided on the first fixing seat (51) in a transverse direction, and the driving plate (58), the first driving rack (53), and the first driving gear (55) are all located in the mounting groove (511); a through hole (512) is provided on the first fixing seat (51), and the output end of the first driving motor (52) extends into the mounting groove (511) through the through hole (512) and is connected to the first driving gear (55); a plurality of limiting bolts (57) are also provided on the first fixing seat (51) for limiting the driving plate (58) from falling out of the mounting groove (511).

3. The mountain plate device of a flat knitting machine according to claim 1, characterized in that: The triangular motherboard (1) is also provided with a sleeve column (12), and a torsion spring (13) is sleeved on the sleeve column (12). One end of the torsion spring (13) is hooked on the triangular motherboard (1), and the other end is hooked on the guide seat (54).

4. The mountain plate device of a flat knitting machine according to claim 1, characterized in that: The needle drive mechanism (6) includes a second drive motor (62), a second drive gear (65), a second drive rack (63), a third drive rack (64) and a second fixed seat (61); wherein the second fixed seat (61) is mounted on the triangular motherboard (1), and the second drive motor (62) is mounted on the second fixed seat (61); the second drive rack (63) and the third drive rack (64) are laterally slidably arranged on the second fixed seat (61) and are spaced apart; the second drive gear (65) is mounted on the output shaft of the second drive motor (62) and is engaged with the second drive rack (63) and the third drive rack (64) at the same time; Two needle contact pressure plates (36) and one tuck pressure plate (37) are longitudinally slidably provided on the second fixed seat (61), and the needle contact pressure plates (36) and the tuck pressure plates (37) are sequentially arranged between the second driving rack (63) and the third driving rack (64); the triangular motherboard (1) is provided with a through opening for the needle contact pressure plates (36) and the tuck pressure plates (37) to pass through; A second guide groove (631) is provided on the second driving rack (63) at a position corresponding to the needle pressure plate (36), a second guide member (361) is installed on the needle pressure plate (36), and the second guide member (361) extends into the second guide groove (631); a third guide groove (641) is provided on the third driving rack (64) at a position corresponding to the tuck pressure plate (37), a third guide member (371) is installed on the tuck pressure plate (37), and the third guide member (371) extends into the third guide groove (641).

5. The mountain plate device of a flat knitting machine according to claim 4, characterized in that: A control cam (66) is also installed on the output shaft of the second drive motor (62), and a cam groove (661) is provided on the end surface of the control cam (66); a lifting rod (69) is connected to the conversion triangle (38), and the lifting rod (69) is connected to the connecting seat (67); a fourth guide member (68) is installed on the connecting seat (67), and the fourth guide member (68) extends into the cam groove (661) and the outer peripheral surface contacts the side wall of the cam groove (661).

6. A mountain plate device for a flat knitting machine according to claim 5, characterized in that: The lifting rod (69) is movably inserted into the first fixing seat (51).

7. The mountain plate device of a flat knitting machine according to claim 1, characterized in that: The needle selection drive mechanism (7) comprises a third fixed seat (71), a third drive motor (72), a third drive gear (73), a fourth drive rack (74), a sliding plate (75) and a sliding rod (77); wherein the third fixed seat (71) is mounted on the needle selection motherboard (2), the third drive motor (72) is mounted on the third fixed seat (71), the sliding plate (75) is laterally slidingly arranged on the third fixed seat (71), and the fourth drive rack (74) is fixed on the sliding plate (75); the third drive The movable gear (73) is installed at the output end of the third drive motor (72) and meshes with the fourth drive rack (74); the sliding rod (77) is slidingly arranged on the third fixed seat (71), and the sliding direction is perpendicular to the sliding plate (75); a fifth guide member (76) is installed on the sliding rod (77), and a fourth guide groove (751) is provided on the sliding plate (75), and the fifth guide member (76) extends into the fourth guide groove (751); one end of the sliding rod (77) is fixedly connected to the push pin triangle (42).

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