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CN-121976350-A - Double-sided needle cylinder rounding machine

CN121976350ACN 121976350 ACN121976350 ACN 121976350ACN-121976350-A

Abstract

The invention discloses a double-sided needle cylinder circular machine which comprises a lower supporting disc and an upper supporting disc, wherein the lower supporting disc is provided with a lower needle disc, the upper supporting disc is provided with an upper needle disc, the upper needle disc and the lower needle disc are mutually matched to realize knitting, a cloth-moving gap for a fabric to pass through is formed between the upper needle disc and the lower needle disc, the double-sided needle cylinder circular machine further comprises a supporting frame, the supporting frame is positioned at the inner periphery of the lower supporting disc and fixedly connected with the lower supporting disc, the upper supporting disc is arranged on the supporting frame and can be supported by the supporting frame, and the lower supporting disc and the upper supporting disc synchronously rotate through the supporting frame. In the scheme of the invention, the lower support disc and the upper support disc do not need to adopt a structure of a driven gear and a driven shaft, so that the influence of the amount of backlash and the meshing precision in the gear driving structure can be avoided.

Inventors

  • LI DINGYUN

Assignees

  • 绍兴祥铭机械科技有限公司

Dates

Publication Date
20260505
Application Date
20260331

Claims (10)

  1. 1. The double-sided needle cylinder circular machine is characterized by comprising a lower supporting disc (3) and an upper supporting disc (4), wherein the lower supporting disc (3) is provided with a lower needle disc (1), the upper supporting disc (4) is provided with an upper needle disc (2), the upper needle disc (2) and the lower needle disc (1) are mutually matched to realize knitting, a cloth feeding gap (100) for a fabric to pass through is formed between the upper needle disc (2) and the lower needle disc (1), the double-sided needle cylinder circular machine further comprises a supporting frame (32), the supporting frame (32) is positioned at the inner periphery of the lower supporting disc (3) and fixedly connected with the lower supporting disc (3), the upper supporting disc (4) is arranged on the supporting frame (32) and can be supported through the supporting frame (32), and the lower supporting disc (3) and the upper supporting disc (4) synchronously rotate through the supporting frame (32).
  2. 2. The double-sided syringe rounding machine according to claim 1, characterized in that the supporting frame (32) comprises a supporting arm (321) and an upper tray supporting seat (322), the upper tray supporting seat (322) is located at the center position of the lower supporting tray (3), and the upper tray supporting seat (322) is fixedly connected with the lower supporting tray (3) through the supporting arm (321).
  3. 3. A double-sided syringe rounding machine according to claim 2, characterized in that the support arm (321) is provided in one piece, the upper side of the support arm (321) being fitted with a slitting knife (7).
  4. 4. A double-sided syringe rounding machine according to claim 2, characterized in that the supporting arms (321) are provided with a plurality of supporting arms (321), each supporting arm (321) being distributed in a ring-shaped array, and a cloth slitting knife (7) being mounted on the upper side of each supporting arm (321).
  5. 5. The double-sided syringe rounding machine according to claim 1, characterized in that the lower supporting plate (3) is fixedly connected with a rotating connecting part (31), the rotating connecting part (31) is of an annular structure coaxially arranged with the lower supporting plate (3), and the rotating connecting part (31) is rotatably arranged on the frame and supported by the frame.
  6. 6. The double-sided syringe rounding machine according to claim 1, further comprising a first rotation limiting seat (62), wherein the first rotation limiting seat (62) is fixedly installed relative to the frame, a second rotation limiting seat (43) is fixedly installed on the upper supporting disc (4), and the first rotation limiting seat (62) is rotatably connected with the second rotation limiting seat (43) mutually and is used for radially limiting the upper supporting disc (4).
  7. 7. The double-sided syringe circular machine according to claim 2, wherein the upper supporting plate (4) comprises an inner cylinder part (41), the inner cylinder part (41) is sleeved outside an upper plate supporting seat (322), the inner cylinder part (41) is limited in circumferential rotation relative to the upper plate supporting seat (322) and can be adjusted up and down, an adjusting ring (9) is sleeved on the periphery of the upper plate supporting seat (322), the inner periphery of the adjusting ring (9) is in threaded connection with the periphery of the upper plate supporting seat (322), the upper side of the adjusting ring (9) can be abutted against and supported on the upper supporting plate (4), and the double-sided syringe circular machine further comprises an adjusting mechanism, and the adjusting mechanism can drive the adjusting ring (9) to be adjusted in a rotating mode.
  8. 8. The double-sided syringe rounding machine according to claim 7, wherein the adjusting ring (9) is fixedly connected with a first convex ring (92), the inner cylinder part (41) of the upper supporting disc (4) is fixedly connected with an adjusting piece (42), the adjusting piece (42) is fixedly connected with a second convex ring (421), the second convex ring (421) is located at the lower side of the first convex ring (92), and the first convex ring (92) can vertically abut against the second convex ring (421) to drive the upper supporting disc (4) to be adjusted downwards.
  9. 9. The double-sided syringe rounding machine according to claim 1, further comprising a driving mechanism (8), wherein the driving mechanism (8) is mounted on the frame, the driving mechanism (8) is matched with the transmission of the lower supporting disc (3) and is used for driving the lower supporting disc (3) to rotate, and a driving shaft of the driving mechanism (8) is in transmission with the lower supporting disc (3) through a gear structure.
  10. 10. The double-sided syringe rounding machine according to claim 1, further comprising a driving mechanism (8), wherein the driving mechanism (8) is mounted on the frame and located above the upper supporting plate (4), and a driving shaft of the driving mechanism (8) is connected to an upper plate supporting seat (322) of the supporting frame (32) and can drive the lower supporting plate (3) to rotate through the supporting frame (32).

Description

Double-sided needle cylinder rounding machine Technical Field The invention relates to a circular knitting machine, in particular to a double-sided needle cylinder circular knitting machine. Background The double-sided needle cylinder circular machine is provided with two needle cylinders, namely an upper needle cylinder and a lower needle cylinder, wherein the upper needle cylinder and the lower needle cylinder synchronously rotate to realize knitting in the working process, and fabrics produced by knitting are downwards circulated through a gap between the upper needle cylinder and the lower needle cylinder to realize fabric winding. In the existing double-sided needle cylinder circular knitting machine, a gear structure is arranged on the outer Zhou Junyi body of an upper needle cylinder and a lower needle cylinder, a transmission shaft which is vertically arranged on the outer side of the needle cylinder is provided with two groups of gear structures which are respectively meshed with the upper needle cylinder and the lower needle cylinder for transmission. In the working process, the driving motor drives the transmission shaft to rotate, and the transmission shaft drives the upper needle cylinder and the lower needle cylinder to synchronously rotate through the gear structure, so that knitting action can be realized. The transmission structure realizes transmission between the upper needle cylinder and the lower needle cylinder through the transmission shaft and the gear, has certain amount of clearance and error in the gear transmission process, influences the synchronism of the upper needle cylinder and the lower needle cylinder, and further influences the knitting stability and precision of the circular knitting machine, and has larger size of the gear outside the needle cylinder due to larger radial outline of the upper needle cylinder and the lower needle cylinder, and can inevitably generate certain precision error in the production and processing process, thereby influencing the synchronism of the upper needle cylinder and the lower needle cylinder. Therefore, a new technical scheme is required to be provided to solve the problem of synchronization of two needle cylinders in the double-needle cylinder circular knitting machine. Disclosure of Invention The invention aims to overcome the defects of the prior art and provides a double-sided needle cylinder circular knitting machine. In order to achieve the aim, the double-sided needle cylinder circular machine comprises a lower supporting disc and an upper supporting disc, wherein the lower supporting disc is provided with a lower needle disc, the upper supporting disc is provided with an upper needle disc, the upper needle disc and the lower needle disc are mutually matched to achieve knitting, and a cloth-moving gap for a fabric to pass through is formed between the upper needle disc and the lower needle disc; The support frame is positioned at the inner periphery of the lower support disc and fixedly connected with the lower support disc, the upper support disc is arranged on the support frame and can be supported by the support frame, and the lower support disc and the upper support disc synchronously rotate through the support frame. Further, the support frame comprises a support arm and an upper disc support seat, wherein the upper disc support seat is positioned at the center of the lower support disc, and the upper disc support seat is fixedly connected with the lower support disc through the support arm. Further, the support arm is arranged as one, and a cloth slitting knife is arranged on the upper side of the support arm. Further, the support arms are provided with a plurality of support arms, each support arm is distributed in an annular array, and the upper side of each support arm is provided with a cloth slitting knife. Further, the lower supporting plate is fixedly connected with a rotating connecting part, the rotating connecting part is of an annular structure coaxially arranged with the lower supporting plate, and the rotating connecting part is rotatably arranged on the frame and supported by the frame. The upper saddle is fixedly arranged on the stand through the upper saddle support seat, and the upper saddle is positioned on the upper side of the upper dial and is mutually matched with the upper dial. Further, the device also comprises a first rotation limiting seat, wherein the first rotation limiting seat is fixedly installed relative to the frame, the second rotation limiting seat is fixedly installed on the upper supporting disc, and the first rotation limiting seat is connected with the second rotation limiting seat in a rotating manner and used for radially limiting the upper supporting disc. Further, the upper supporting plate comprises an inner cylinder part, the inner cylinder part is sleeved outside the upper plate supporting seat, and the inner cylinder part is limited in a circumferential rotation way relative to