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CN-122013434-A - Weft laying trolley device with yarn pressing function

CN122013434ACN 122013434 ACN122013434 ACN 122013434ACN-122013434-A

Abstract

The invention relates to the technical field of textile machinery equipment manufacture, in particular to a weft laying trolley device with a yarn pressing function, which comprises a frame, a weft laying trolley arranged on the frame, a reciprocating mechanism arranged on the frame and used for driving the weft laying trolley to reciprocate in the horizontal direction, a yarn pressing executing mechanism arranged on the weft laying trolley and used for executing yarn pressing action and avoiding action, a track guide mechanism arranged at two ends of the frame, wherein when the weft laying trolley drives the yarn pressing executing mechanism to synchronously move to the two ends of the frame, the track guide mechanism drives the yarn pressing executing mechanism to switch from the avoiding action to the yarn pressing action so as to realize yarn pressing action, the risk of fatigue fracture of springs is eliminated, the reliability of long-term operation is ensured, the noise is reduced, the mechanical forced driving avoids impact noise of spring rebound, the working environment is improved, the structure is simplified, pneumatic elements and a control system are not needed, and the manufacturing cost and the maintenance cost are remarkably reduced.

Inventors

  • WANG SHUI
  • WANG HANZHU
  • BAI YIWEI
  • GAO SHANGSHU
  • CHENG LING

Assignees

  • 五洋纺机股份有限公司

Dates

Publication Date
20260512
Application Date
20260318

Claims (10)

  1. 1. The weft laying trolley device with the yarn pressing function comprises a frame (1) and weft laying trolleys (2) arranged on the frame (1), and is characterized by further comprising a reciprocating mechanism, a yarn pressing executing mechanism and a track guiding mechanism, wherein the reciprocating mechanism is arranged on the frame (1) and used for driving the weft laying trolleys (2) to reciprocate in the horizontal direction, the yarn pressing executing mechanism is arranged on the weft laying trolleys (2) and used for executing yarn pressing action and avoiding action, the track guiding mechanism is arranged at two ends of the frame (1), and when the weft laying trolleys (2) drive the yarn pressing executing mechanism to synchronously move to two ends of the frame (1), the track guiding mechanism drives the yarn pressing executing mechanism to switch from the avoiding action to the yarn pressing action so as to realize yarn pressing action.
  2. 2. Weft laying trolley device with yarn pressing function according to claim 1, characterized in that the yarn pressing executing mechanism comprises a connecting shaft (3) rotatably installed on the weft laying trolley (2), a locking frame (4) is fixedly connected to the connecting shaft (3), two yarn pressing rods (5) are fixedly connected to the lower portion of the locking frame (4), and an abutting unit matched with the frame (1) is installed on the connecting shaft (3).
  3. 3. Weft laying trolley device with yarn pressing function according to claim 2, characterized in that the abutting unit comprises a rotating seat (6) fixedly installed at one end of the connecting shaft (3) far away from the locking frame (4), the frame (1) is fixedly connected with a guide strip (8), and two rollers (7) matched with the guide strip (8) are rotatably connected to the rotating seat (6).
  4. 4. A weft laying trolley device with a yarn pressing function according to claim 3, characterized in that the track guiding mechanism comprises track blocks (9) which are respectively arranged at two ends of the frame (1), a connecting piece which is matched with the guiding strip (8) is arranged on the track blocks (9), and an arc-shaped groove (10) which is matched with the roller (7) is arranged on the track blocks (9).
  5. 5. Weft laying trolley device with yarn pressing function according to claim 4, characterized in that the connecting piece comprises a connecting plate (12) fixedly mounted on the track block (9), the bottom horizontal position of the connecting plate (12) is consistent with the bottom horizontal position of the guide strip (8), a plurality of first kidney-shaped holes (13) are formed in the connecting plate (12), first bolts (14) penetrate through the first kidney-shaped holes (13), and the connecting mode of the first bolts (14) and the guide strip (8) is threaded connection.
  6. 6. Weft laying trolley device with yarn pressing function according to claim 4, characterized in that the track block (9) is fixedly connected with a guide seat (11), and the guide seat (11) is slidably mounted on the frame (1).
  7. 7. Weft laying trolley device with yarn pressing function according to claim 1, characterized in that the reciprocating mechanism comprises a first synchronous belt (15) arranged on a frame (1), the weft laying trolley (2) is fixedly connected with the first synchronous belt (15), an anti-shaking unit matched with the weft laying trolley (2) is arranged on the frame (1), and a driving structure for driving the first synchronous belt (15) to move is arranged on the frame (1).
  8. 8. The weft laying trolley device with the yarn pressing function according to claim 7, characterized in that the driving structure comprises a first rotating shaft (16) rotatably installed at one end of the frame (1), the other end of the frame (1) is rotatably connected with a third rotating shaft (27), a first synchronous wheel (17) is fixedly sleeved on the outer portion of the first rotating shaft (16), a driven wheel (28) is fixedly sleeved on the outer portion of the third rotating shaft (27), a first synchronous belt (15) is respectively sleeved on the outer portion of the first synchronous wheel (17) and the driven wheel (28), a second synchronous wheel (18) is fixedly sleeved on the outer portion of the first rotating shaft (16), a servo motor (19) is arranged on the frame (1), a second rotating shaft (20) is fixedly connected to the output end of the servo motor (19), a driving wheel (22) is fixedly sleeved on the outer portion of the second rotating shaft (20), and the driving wheel (22) and the second synchronous wheel (18) are connected through the second synchronous belt (23), and a translation piece matched with the servo motor (19) is installed on the frame (1).
  9. 9. Weft laying trolley device with yarn pressing function according to claim 8, characterized in that the translation part comprises a plurality of second bolts (24) arranged on the frame (1), a plurality of second kidney-shaped holes (25) are formed in the frame (1), the second bolts (24) penetrate through the corresponding second kidney-shaped holes (25), the connection mode of the second bolts (24) and the servo motor (19) is threaded connection, a third kidney-shaped hole (26) is formed in the frame (1), and the second rotating shaft (20) penetrates through the third kidney-shaped hole (26).
  10. 10. Weft laying trolley device with yarn pressing function according to claim 7, characterized in that the anti-shaking unit comprises a sliding rail (29) fixedly installed on the frame (1), a plurality of threaded columns (30) penetrate through the weft laying trolley (2), an eccentric disc (31) is fixedly connected to the threaded columns (30), a roller (32) matched with the sliding rail (29) is rotatably connected to one side, away from the threaded columns (30), of the eccentric disc (31), nuts (21) are sleeved on external threads of the threaded columns (30), and the nuts (21) and the eccentric disc (31) are respectively located on two sides of the weft laying trolley (2).

Description

Weft laying trolley device with yarn pressing function Technical Field The invention relates to the technical field of textile machinery equipment manufacturing, in particular to a weft laying trolley device with a yarn pressing function. Background In recent years, with the rapid development of the manufacturing of high-end intelligent warp knitting machine equipment at home and abroad, the rapid knitting is further required for the production quantification, the intellectualization and the stabilization of the warp knitting machine, and the maximization of the productivity is realized, so that the rapid promotion of the intelligent manufacturing and innovation of the whole textile equipment is realized. In the whole warp knitting machine equipment field, the product produced by the warp knitting machine is widely used in the fields of construction, agriculture, industry and the like, the demand of the product is increased sharply along with the continuous expansion of the market, the upper warp knitting machine is driven to be upgraded rapidly and iteratively, the yarn pressing action is an indispensable knitting action in the warp knitting machine, the weft yarn is generally pressed by a trolley and enters a knitting area to knit a finished product, the rapid and stable yarn pressing laying of the weft yarn in the process is particularly critical, the yarn pressing action is determined by adopting a traditional tension spring in the traditional equipment and is a continuous circulation action, the tension spring is operated for a long time, the tension spring is fatigued, the breakage phenomenon can occur, meanwhile, the defects of insufficient stability, high noise and the like are overcome, and the high-speed knitting of the warp knitting machine is finally influenced. Thus, there is a need for a related installation that is more compatible with the needs of use in order to solve the above-mentioned problems. Disclosure of Invention Accordingly, the present invention is directed to a weft laying trolley device with a yarn pressing function, so as to solve the problem that the tension spring is fatigued and broken after long-term running. Based on the purposes, the weft laying trolley device with the yarn pressing function comprises a frame, a weft laying trolley arranged on the frame, a reciprocating mechanism arranged on the frame and used for driving the weft laying trolley to reciprocate in the horizontal direction, a yarn pressing executing mechanism arranged on the weft laying trolley and used for executing yarn pressing action and avoiding action, and a track guiding mechanism arranged at two ends of the frame, wherein when the weft laying trolley drives the yarn pressing executing mechanism to synchronously move to two ends of the frame, the track guiding mechanism drives the yarn pressing executing mechanism to switch from the avoiding action to the yarn pressing action so as to realize yarn pressing action. Optionally, the yarn pressing executing mechanism comprises a connecting shaft rotatably installed on the weft laying trolley, a locking frame is fixedly connected to the connecting shaft, two yarn pressing rods are fixedly connected to the lower portion of the locking frame, and a butt joint unit matched with the frame is installed on the connecting shaft. Optionally, the butt unit includes fixed mounting in the swivel mount of the one end that the connecting axle kept away from the locking frame, fixedly connected with guide bar in the frame, rotate on the swivel mount and be connected with two with guide bar looks adaptation's roller. Optionally, the track guiding mechanism includes the track piece that sets up respectively in frame both ends, installs the connecting piece with the gib block looks adaptation on the track piece, offered the arc groove with roller looks adaptation on the track piece. Optionally, the connecting piece includes fixed mounting in the connecting plate on the orbit piece, and the bottom horizontal position of connecting plate is unanimous with the bottom horizontal position of gib block, has seted up a plurality of first kidney-shaped holes on the connecting plate, runs through on the first kidney-shaped hole has first bolt, and the connected mode of first bolt and gib block is threaded connection. Optionally, a guide seat is fixedly connected to the track block, and the guide seat is slidably mounted on the frame. Optionally, the reciprocating motion mechanism includes the first hold-in range that sets up in the frame, and spreads latitude dolly and first hold-in range fixed connection, installs in the frame with spread the anti-shake unit of latitude dolly looks adaptation, installs the drive structure who is used for driving first hold-in range and removes in the frame. Optionally, the drive structure is including rotating the first pivot of installing in frame one end, the other end of frame rotates and is connected with the third pivot, the outside fixed co