CN211112482U - Pneumatic yarn clamping device for reeding machine - Google Patents

Abstract

The utility model discloses a pneumatic yarn clamping device for reeding machine, which comprises a frame, lean on yarn angle bar, first connecting plate, press from both sides the yarn board, aerify the rubber tape, U type channel-section steel, support the angle bar, the fixed plate, the second connecting plate, the cylinder, locking mechanical system and guiding mechanism, lean on installing a plurality of first connecting plates on the yarn angle bar, install the cylinder on the fixed plate, the flexible end of cylinder articulates there is the second connecting plate, the second connecting plate with support angle bar fixed connection, it is articulated with first connecting plate, be equipped with locking mechanical system on the support angle bar, support angle bar and U type channel-section steel fixed connection, it has the yarn board to clamp in the U type channel-section steel, press from both sides and install between yarn board and U type channel-section steel and aerify the rubber tape, lean on installing guiding. The utility model discloses an aerify to aerifing the rubber tape, aerify the rubber tape and aerify the back expansion and swell, under guiding mechanism's guiding action, press from both sides the yarn board and evenly release, be close to by yarn angle bar, the felt strip presss from both sides and holds the warp, presss from both sides yarn strength even, and tension is suitable, easy operation.

Description

Pneumatic yarn clamping device for reeding machine

Technical Field

The utility model relates to a textile tool technical field, especially a machine pneumatic yarn clamping device reeds.

Background

Reeding is a very important link in textile engineering, and the efficiency of reeding directly influences the progress of the textile engineering. After the warp yarns are hung, the warp yarn state must be good, the density is even, the tension is suitable, the basis that the machine head normally operates is guaranteed, the yarn clamping device in the reeding machine is used for clamping the warp yarns, but the existing yarn clamping device has the defects of uneven yarn clamping force, complex structure and complex operation, the yarn clamping force is small, the yarns are easy to entangle with other yarns due to loose, the yarn clamping force is too large, and the reeding machine cannot normally thread.

Therefore, there is a need for an improved yarn clamping device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a pneumatic yarn clamping device for a reeding machine is designed.

The technical scheme of the utility model is that the pneumatic yarn clamping device for the reeding machine comprises a frame, yarn angle iron, a first connecting plate, a yarn clamping plate, an inflatable rubber belt, U-shaped channel steel, a supporting angle iron, a fixing plate, a second connecting plate, a cylinder, a locking mechanism and a guide mechanism, wherein the yarn angle iron is fixedly arranged on the frame, the yarn angle iron is provided with a plurality of first connecting plates, the fixing plate is fixedly arranged at the bottom of the first connecting plate, the fixed plate is provided with the cylinder, the telescopic end of the cylinder is hinged with the second connecting plate, the other end of the second connecting plate is fixedly connected with the supporting angle iron, the second connecting plate is hinged with the first connecting plate, the end face of the supporting angle iron, which is close to the second connecting plate, is provided with the locking mechanism, the locking mechanism is used for being clamped with the first connecting plate, and the other end face of the supporting angle iron is fixedly connected with the U, the yarn clamping plate is clamped in the U-shaped channel steel in a sliding mode, an inflatable rubber belt is installed between the yarn clamping plate and the U-shaped channel steel and used for driving the yarn clamping plate to move towards the opening end of the U-shaped channel steel, and a guide mechanism matched with the yarn clamping plate is installed on the yarn angle iron.

Further, locking mechanical system includes locking block, locking post, piston and first spring, locking block and second connecting plate fixed connection, the inside inner chamber that is equipped with of locking block, be equipped with piston and first spring in the inner chamber, piston sliding seal installs in the inner chamber, locking post one end is fixed on the piston, the inner chamber can be stretched out to the locking post other end, be equipped with on the first connecting plate with locking post joint complex draw-in groove, first spring suit is on the locking post, first spring both ends respectively with piston and inner chamber butt, the one end that the locking post was kept away from to the inner chamber is equipped with the first air inlet that link up.

Further, guiding mechanism's quantity is two, two guiding mechanism arranges respectively and is leaning on yarn angle bar both ends, guiding mechanism includes fixed sleeve, activity sleeve, cone, second spring, fixed sleeve with lean on yarn angle bar fixed connection, the slip joint of activity sleeve is on fixed sleeve, the activity sleeve is back to the one end fixed mounting who leans on yarn angle bar have with press from both sides yarn board complex cone, second spring one end is connected the other end with fixed sleeve and is connected with the cone.

Furthermore, the inflatable rubber belt is provided with a second air inlet and an air release opening, and the second air inlet and the air release opening are respectively arranged at two ends of the inflatable rubber belt.

Furthermore, a first wood base plate is fixed on the yarn angle iron, a first felt strip is fixed on the first wood base plate, a second wood base plate is fixed at one end, back to the inflatable rubber belt, of the yarn clamping plate, and a second felt strip matched with the first felt strip is fixed on the second wood base plate.

The yarn angle iron support is characterized by further comprising a T-shaped plate, the T-shaped plate is fixed on the rack, and the yarn angle iron support is fixedly installed on the rack through the T-shaped plate.

Further, install first articulated seat on the fixed plate, the cylinder is installed on first articulated seat.

Furthermore, a second hinge seat and a third hinge seat are respectively arranged on the first connecting plate and the second connecting plate, and a turnover shaft is arranged between the second hinge seat and the third hinge seat.

Further, the cylinder is an automatic reset cylinder with a spring.

The utility model has the advantages that:

1. the inflatable rubber belt is inflated, the inflatable rubber belt expands and bulges, the yarn clamping plate is uniformly pushed out under the guiding action of the guiding mechanism and is close to the yarn leaning angle iron, the wood cushion plate and the felt strip are arranged, the felt strip clamps the warp, the yarn clamping force is uniform, the warp state is good, and the tension is proper;

2. support angle bar, U type channel-section steel and press from both sides the yarn board through the cylinder drive and rotate, be convenient for place and the centre gripping warp, easy operation, during the centre gripping warp, cylinder drive presss from both sides the yarn board and overturns to suitable clamping position, and locking mechanical system locking supports the angle bar, makes to support the angle bar and keeps fixed state, is convenient for press from both sides the yarn.

Drawings

FIG. 1 is a schematic structural view of a pneumatic yarn clamping device for a reeding machine of the present invention;

FIG. 2 is a right side view of the pneumatic yarn clamping device for the reeding machine of the present invention;

FIG. 3 is a top view of the pneumatic yarn clamping device for the reeding machine of the present invention;

FIG. 4 is a partial schematic view of a pneumatic yarn clamping device for a reeding machine according to the present invention;

FIG. 5 is a partial schematic view of a pneumatic yarn clamping device for a reeding machine of the present invention;

fig. 6 is a schematic partial view showing a third pneumatic yarn clamping device for a reeding machine of the present invention;

fig. 7 is a partial schematic view of a pneumatic yarn clamping device for a reeding machine of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 3 at A;

FIG. 9 is an enlarged view of a portion of FIG. 2 at B;

in the figure, 1, a frame; 2. a yarn leaning angle iron; 3. a first connecting plate; 4. a yarn clamping plate; 5. an inflatable rubber belt; 6. u-shaped channel steel; 7. supporting angle iron; 8. a fixing plate; 9. a second connecting plate; 10. a cylinder; 11. a locking block; 12. a locking post; 13. a piston; 14. a first spring; 15. an inner cavity; 16. a card slot; 17. a first air inlet; 18. fixing the sleeve; 19. a movable sleeve; 20. a conical head; 21. a second spring; 22. a second air inlet; 23. an air release port; 24. a first wood pad board; 25. a first felt strip; 26. a second wood liner plate; 27. a second felt strip; 28. a T-shaped plate; 29. a first hinge mount; 30. a second hinge mount; 31. a third hinge mount; 32. a turning shaft; 33. a heald frame support; 34. a yarn expanding rod; 35. a yarn divider guide rail; 36. a spreader beam.

Detailed Description

The utility model is described in detail with the attached drawings, as shown in the figures 1-9, the pneumatic yarn clamping device for the reeding machine comprises a frame 1, a heald frame support 33, a yarn expanding rod 34, a yarn distributor guide rail 35, a yarn distributor beam 36 and a yarn expanding support 37 are arranged on the frame 1, the heald frame support 33, the yarn expanding rod 34, the yarn distributor guide rail 35, the yarn distributor beam 36 and the yarn expanding support 37 are all conventional configurations on the existing reeding machine, a control box is arranged on the frame 1, the pneumatic yarn clamping device further comprises a yarn leaning angle iron 2, a first connecting plate 3, a yarn clamping plate 4, an inflatable rubber belt 5, a U-shaped channel steel 6, a supporting angle iron 7, a fixing plate 8, a second connecting plate 9, a cylinder 10, a locking mechanism and a guiding mechanism, the yarn leaning angle iron 2 is fixedly arranged on the frame 1, a plurality of first connecting plates 3 are arranged on the yarn leaning angle iron 2, the first connecting plates 3 are provided with concave parts convenient for placing warp yarns, the fixing plates 8 are fixedly arranged at the bottom of the first connecting plate 3, the fixing plates 8 are provided with air cylinders 10, the first connecting plates 3 are arranged in a row, the fixing plates 8 are fixedly arranged at the bottom of the first connecting plates 3, the number of the fixing plates 8 is two, the two fixing plates 8 are respectively connected with the two first connecting plates 3 at two sides, the telescopic ends of the air cylinders 10 are hinged with second connecting plates 9, the number of the second connecting plates 9 is one, the second connecting plates 9 are hinged with the two air cylinders 10, the other ends of the second connecting plates 9 are fixedly connected with supporting angle irons 7, the second connecting plates 9 are hinged with the first connecting plates 3, the end faces, close to the second connecting plates 9, of the supporting angle irons 7 are provided with locking mechanisms which are clamped with the first connecting plates 3, the other end faces of the supporting angle irons 7 are fixedly connected with U-shaped channel steels 6, yarn clamping plates 4 are slidably clamped in the U-shaped, the two ends of the yarn clamping plate 4 extend out of the U-shaped channel steel 6, an inflatable rubber belt 5 is installed between the yarn clamping plate 4 and the U-shaped channel steel 6, the inflatable rubber belt 5 is used for driving the yarn clamping plate 4 to move towards the opening end of the U-shaped channel steel 6, and a guide mechanism matched with the yarn clamping plate 4 is installed on the yarn angle iron 2.

As shown in fig. 9, the locking mechanism includes a locking block 11, a locking post 12, a piston 13 and a first spring 14, the locking block 11 is fixedly connected with the second connecting plate 9, an inner cavity 15 is provided inside the locking block 11, the inner cavity 15 is provided with the piston 13 and the first spring 14, the piston 13 is slidably and hermetically installed in the inner cavity 15, the inner diameter of the middle part of the inner cavity 15 is larger than the inner diameter of the end part of the inner cavity 15, the diameter of the piston 13 is larger than the inner diameter of the end part of the inner cavity 15, the piston 13 cannot slide out of the end part of the inner cavity 15 in the middle part of the inner cavity 15, so as to be clamped in the inner cavity 15 to slide, one end of the locking post 12 is fixed on the piston 13, the other end of the locking post 12 can extend out of the inner cavity 15, the first connecting plate 3 is provided with a clamping groove 16 clamped and matched with the locking post 12, the first spring 14 is sleeved on the locking post 12, the first intake port 17 is connected to an intake duct.

As shown in fig. 7-8, the number of the guiding mechanisms is two, the two guiding mechanisms are respectively arranged at two ends of the yarn-leaning angle iron 2, each guiding mechanism comprises a fixed sleeve 18, a movable sleeve 19, a conical head 20 and a second spring 21, the fixed sleeve 18 is fixedly connected with the yarn-leaning angle iron 2, the movable sleeve 19 is slidably connected with the fixed sleeve 18 in a clamping manner, one end of the movable sleeve 19, which is back to the yarn-leaning angle iron 2, is fixedly provided with the conical head 20 matched with the yarn clamping plate 4, one end of the second spring 21 is connected with the fixed sleeve 18, the other end of the second spring is connected with the conical head 20, and when yarn is clamped, the two conical heads 20 are respectively abutted to two ends of the yarn clamping plate 4, which extend.

The inflatable rubber belt 5 has a second air inlet 22 and an air outlet 23, the second air inlet 22 and the air outlet 23 are respectively arranged at both ends of the inflatable rubber belt 5, and the second air inlet 22 and the air outlet 23 are respectively connected with an air inlet pipeline and an exhaust pipeline.

In order to make the yarn clamping force uniform, a first wood cushion plate 24 is fixed on the yarn leaning angle iron 2, a first felt strip 25 is fixed on the first wood cushion plate 24, a second wood cushion plate 26 is fixed at one end of the yarn clamping plate 4, which is back to the inflatable rubber belt 5, a second felt strip 27 matched with the first felt strip 25 is fixed on the second wood cushion plate 26, and warp yarns can be uniformly clamped through the second felt strip 27 and the second felt strip 27.

As shown in fig. 3, the yarn angle iron further comprises a T-shaped plate 28, the T-shaped plate 28 is fixed on the frame 1, and the yarn angle iron 2 is fixedly arranged on the frame 1 through the T-shaped plate 28.

The fixed plate 8 is provided with a first hinge seat 29, and the air cylinder 10 is arranged on the first hinge seat 29.

The first connecting plate 3 and the second connecting plate 9 are respectively provided with a second hinge seat 30 and a third hinge seat 31, and a turning shaft 32 is arranged between the second hinge seat 30 and the third hinge seat 31.

The cylinder 10 is an automatic reset cylinder 10 with a spring, the spring is arranged inside the cylinder 10, the cylinder 10 is provided with an air inlet, the air inlet is connected with an air inlet pipeline, when the air inlet is ventilated, the spring is compressed, and a piston 13 rod of the cylinder 10 retracts into the cylinder 10.

Electromagnetic valves are respectively arranged on the air inlet pipelines connected with the first air inlet 17, the second air inlet 22 and the air cylinder 10, electromagnetic valves are also arranged on the exhaust pipelines connected with the air release port 23, and a control box is also arranged on the machine frame and is electrically connected with the electromagnetic valves so as to control the yarn clamping process.

The working principle of the embodiment is as follows: before clamping yarn, ventilating the cylinder 10, after ventilating an air inlet of the cylinder 10, contracting a piston 13 rod of the cylinder 10 into the cylinder body, driving the second connecting plate 9, the supporting angle iron 7, the U-shaped channel steel 6 and the yarn clamping plate 4 to turn clockwise by the cylinder 10, so as to leave the position for installing warp yarns, and conveniently placing the warp yarns in the concave position of the first connecting plate 3, as shown in fig. 4;

then the air cylinder 10 is cut off, and automatically resets under the action of the elastic restoring force of the spring in the air cylinder, the piston 13 rod of the air cylinder 10 extends out to drive the second connecting plate 9, the supporting angle iron 7, the U-shaped channel steel 6 and the yarn clamping plate 4 to turn over anticlockwise until the supporting angle iron 7 is pressed on the first connecting plate 3 and attached to the first connecting plate 3, as shown in fig. 6;

subsequently, the first air inlet 17 is ventilated, the piston 13 moves to one side far away from the first air inlet 17, the first spring 14 is compressed, the conical head of the locking column 12 extends out of the inner cavity 15 and is inserted into the clamping groove 16, so that the locking block 11 is clamped with the first connecting plate 3, the supporting angle iron 7 and the U-shaped channel steel 6 are kept fixed, and the supporting angle iron 7 and the U-shaped channel steel 6 are prevented from deflecting due to reverse thrust generated during yarn clamping. As shown in fig. 9;

then, the air is introduced into a second air inlet 22, an air outlet is closed, the inflatable rubber belt 5 is inflated, the inflatable rubber belt 5 expands and bulges after being inflated, the yarn clamping plate 4 is pushed to approach the yarn leaning angle iron 2, the yarn clamping plate 4 pushes the cone head 20 to move, the movable sleeve 19 moves along with the cone head 20, the second spring 21 is compressed, the movable sleeve 19 slides stably on the fixed sleeve 18, two guide mechanisms are arranged, the two guide devices are respectively positioned at two ends of the yarn leaning angle iron 2, under the guiding action of the guide mechanisms, two ends of the yarn clamping plate 4 are synchronously close to the yarn leaning angle iron 2, so that the end faces of the first felt strip 25 and the second felt strip 27 are parallel and are uniformly contacted with warp yarns, the warp yarns are clamped, the yarn clamping force is uniform, the tension is proper, and the yarn clamping process is completed, as shown in fig. 5;

when warp needs to be replaced, the second air inlet 22 is cut off, the air outlet 23 is opened, the inflatable rubber belt 5 is deflated, and under the action of the elastic restoring force of the second spring 21, the second spring 21 pushes the conical head 20 and the yarn clamping plate 4 to move, so that the yarn clamping plate 4 is far away from the yarn clamping plate; then the first air inlet 17 is cut off, and the locking column 12 retracts into the inner cavity 15 under the action of the elastic restoring force of the first spring 14 and is not clamped with the first connecting plate 3 any more; and then the second air inlet 22 is cut off, air is supplied to the air cylinder 10, and the air cylinder 10 drives the second connecting plate 9, the supporting angle iron 7, the U-shaped channel steel 6 and the yarn clamping plate 4 to turn clockwise, so that the positions for installing the warps are left, and new warps are placed in the concave parts of the first connecting plate 3.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims (9)

1. A pneumatic yarn clamping device for a reeding machine comprises a machine frame (1) and is characterized by further comprising yarn angle iron (2), a first connecting plate (3), a yarn clamping plate (4), an inflatable rubber belt (5), U-shaped channel steel (6), supporting angle iron (7), a fixing plate (8), a second connecting plate (9), an air cylinder (10), a locking mechanism and a guide mechanism, wherein the yarn angle iron (2) is fixedly installed on the machine frame (1), the yarn angle iron (2) is provided with a plurality of first connecting plates (3), the fixing plate (8) is fixedly installed at the bottom of the first connecting plate (3), the air cylinder (10) is installed on the fixing plate (8), the telescopic end of the air cylinder (10) is hinged with the second connecting plate (9), the other end of the second connecting plate (9) is fixedly connected with the supporting angle iron (7), and the second connecting plate (9) is hinged with the first connecting plate (3), support angle bar (7) and be equipped with locking mechanical system on the terminal surface that closes on second connecting plate (9), locking mechanical system be used for with first connecting plate (3) joint, support another terminal surface of angle bar (7) and U type channel-section steel (6) fixed connection, it has pressed from both sides yarn board (4) to slide to clamp in U type channel-section steel (6), it aerifys rubber tape (5) to install between yarn board (4) and U type channel-section steel (6), it is used for driving and presss from both sides yarn board (4) to U type channel-section steel (6) open end removal to aerify rubber tape (5), lean on to install on yarn angle bar (2) and press from both sides yarn board (4) complex guiding mechanism.

2. The pneumatic yarn clamping device for the reeding machine according to claim 1, wherein the locking mechanism comprises a locking block (11), a locking column (12), a piston (13) and a first spring (14), the locking block (11) is fixedly connected with the second connecting plate (9), an inner cavity (15) is formed inside the locking block (11), the piston (13) and the first spring (14) are arranged in the inner cavity (15), the piston (13) is installed in the inner cavity (15) in a sliding and sealing mode, one end of the locking column (12) is fixed on the piston (13), the other end of the locking column (12) can extend out of the inner cavity (15), a clamping groove (16) matched with the locking column (12) in a clamping mode is formed in the first connecting plate (3), the first spring (14) is sleeved on the locking column (12), two ends of the first spring (14) are respectively abutted to the piston (13) and the inner cavity (15), one end of the inner cavity (15) far away from the locking column (12) is provided with a first through air inlet (17).

3. The pneumatic yarn clamping device for the reeding machine is characterized in that the number of the guide mechanisms is two, the two guide mechanisms are respectively arranged at two ends of the yarn leaning angle iron (2), each guide mechanism comprises a fixed sleeve (18), a movable sleeve (19), a conical head (20) and a second spring (21), the fixed sleeves (18) are fixedly connected with the yarn leaning angle iron (2), the movable sleeves (19) are slidably clamped on the fixed sleeves (18), the conical heads (20) matched with the yarn clamping plates (4) are fixedly installed at one ends, back to the yarn leaning angle iron (2), of the movable sleeves (19), one ends of the second springs (21) are connected with the fixed sleeves (18), and the other ends of the second springs are connected with the conical heads (20).

4. A pneumatic yarn clamping device for a reeding machine according to claim 3, wherein the inflatable rubber belt (5) has a second air inlet (22) and an air outlet (23), the second air inlet (22) and the air outlet (23) being arranged at both ends of the inflatable rubber belt (5), respectively.

5. The pneumatic yarn clamping device for the reeding machine according to claim 4, wherein a first wood pad plate (24) is fixed on the yarn leaning angle iron (2), a first felt strip (25) is fixed on the first wood pad plate (24), a second wood pad plate (26) is fixed on one end, back to the inflatable rubber belt (5), of the yarn clamping plate (4), and a second felt strip (27) matched with the first felt strip (25) is fixed on the second wood pad plate (26).

6. The pneumatic yarn clamping device for the reeding machine according to claim 5, further comprising a T-shaped plate (28), wherein the T-shaped plate (28) is fixed on the machine frame (1), and the yarn leaning angle iron (2) is fixedly arranged on the machine frame (1) through the T-shaped plate (28).

7. A pneumatic clamping device for reeding machines according to claim 6, characterized in that the fixed plate (8) is provided with a first articulated seat (29) and the cylinder (10) is mounted on the first articulated seat (29).

8. A pneumatic yarn clamping device for a reeding machine according to claim 7, wherein the first connecting plate (3) and the second connecting plate (9) are respectively provided with a second hinge seat (30) and a third hinge seat (31), and a turnover shaft (32) is arranged between the second hinge seat (30) and the third hinge seat (31).

9. A pneumatic clamping device for reeding machines according to claim 8, characterized in that said cylinder (10) is a self-return cylinder (10) with spring.

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