CN215404816U

CN215404816U - Rapier weaving machine selvedge cutting device

Info

Publication number: CN215404816U
Application number: CN202120891288.1U
Authority: CN
Inventors: 徐建江
Original assignee: Zhejiang Nuoyu Textile Co ltd
Current assignee: Zhejiang Nuoyu Textile Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2022-01-04
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a selvedge cutting device of a rapier loom, which comprises a loom frame, a wind-up roll, two connecting frames, a first guide roll and a second guide roll, wherein the first guide roll and the second guide roll are rotatably connected with the loom frame, the connecting frames are connected with the loom frame and are positioned between the first guide roll and the second guide roll, a cutter is arranged on the connecting frames, the inner side surface of each connecting frame is slidably connected with a sliding block, the first pinch roll and the second pinch roll are rotatably connected on the sliding block, an elastic part is also arranged between each connecting frame and the corresponding sliding block, the third guide roll is rotatably connected with the loom frame and is positioned below the second guide roll, and after being bent around the second guide roll, the cloth cut by the cutter is extruded and penetrates out by the second guide roll and the third guide roll, the first pinch roll and the second pinch roll press the cloth under the action of the elastic part, so that the cutting is more stable, and the cut cloth is driven to move by the second guide roll and the third guide roll, the cloth that remains promptly, the cloth that downcuts all can remove, cuts more stably, collects the cloth that downcuts.

Description

Rapier weaving machine selvedge cutting device

Technical Field

The utility model relates to the technical field of rapier looms, in particular to a selvedge cutting device of a rapier loom.

Background

The rapier loom is a common shuttleless loom in the textile field, has strong adaptability and is widely applied to the textile industry, but in the processing process of the rapier loom, the edges of two sides of a woven and formed fabric are not smooth enough, the prior rapier loom is generally provided with a fabric edge cutting device, the woven fabric moves forwards under the rolling of a winding roller, and a cutter cuts off the edge part of the uneven fabric to enable the two sides of the fabric to be smooth.

But when present cutter cut the cloth, the cloth is unstable, influences the regularity that cuts, and the marginal waste material that cuts also lacks the collection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a selvedge cutting device of a rapier loom, which has the advantages of more stable cutting, collection of edge waste materials and the like.

The technical purpose of the utility model is realized by the following technical scheme:

a selvedge cutting device of a rapier loom comprises a loom frame, a winding roller, two connecting frames, a first guide roller and a second guide roller, wherein the first guide roller and the second guide roller are rotationally connected with the loom frame, cloth is wound by the winding roller after passing through the first guide roller and the second guide roller, the two connecting frames are respectively connected with the front side and the rear side of the loom frame and are positioned between the first guide roller and the second guide roller, a cutter is arranged on the connecting frames, the inner side surfaces of the two connecting frames are respectively connected with a sliding block in a sliding manner, the sliding block is rotationally connected with a first pinch roller and a second pinch roller, the first pinch roller and the second pinch roller respectively correspond to the first guide roller and the second guide roller, an elastic piece for enabling the first pinch roller and the second pinch roller to downwards abut against the first guide roller and the second guide roller is also rotationally connected with a third guide roller, and the third guide roller is positioned below the second guide roller, and the cloth cut by the cutter is extruded and penetrates out by the second guide roller and the third guide roller after being bent around the second guide roller.

Adopt above-mentioned technical scheme, the cloth is in pinch roller one, pinch roller two, guide roll one, between guide roll two, under the effect of elastic component, pinch roller one, pinch roller two push down the cloth, and the cloth cuts more stably like this, and through guide roll two, the cloth that the guide roll three drove and cut removes, and the cloth that remains promptly, downcut all can remove, and the messenger cuts more stably, and the below of guide roll three is equipped with waste material box, and the cloth that downcuts finally enters into waste material box.

Preferably, the adjusting assembly is arranged between the two ends of the guide roller III and the loom frame and comprises two springs I, a switching block and a regulating block, the guide roller III is rotatably connected with the switching block, the loom frame is provided with a sliding chute matched with the switching block, the switching block penetrates out of the sliding chute, the loom frame is provided with a first extension block at the upper end and the lower end of the sliding chute, two guide rods are arranged between the first extension blocks, the penetrating part of the switching block and the regulating block are provided with through holes for the guide rods to penetrate out, the switching block is arranged above the regulating block, the springs are respectively sleeved with the two guide rods, the first spring is arranged between the switching block and the regulating block, a threaded through hole is formed in the first extension block on the lower side, and an adjusting bolt is in threaded connection with the threaded through hole.

Adopt above-mentioned technical scheme, third guide roll is under the effect of spring one, push down the cloth that cuts with second guide roll, rotate adjusting bolt, adjusting bolt contradicts behind the regulating block, drive the regulating block and move up, reduce the regulating block, the interval between the switching piece, the effort of the pair of third guide roll of increase spring, just also increase the pressure of the cloth that three pairs of switches of guide roll are under, reduce cloth and second guide roll that downcut, the relative slip between three guide rolls, can be with through adjusting bolt, make the cloth that downcuts, the cloth that remains removes synchronization relatively.

Preferably, the loom frame is provided with a second extension block, the second extension block is provided with two convex nut grooves, nuts are arranged in the nut grooves, the connecting frame is L-shaped, the horizontal plate of the connecting frame faces outwards, the horizontal plate is provided with two waist-shaped grooves, and two bolts matched with the nuts penetrate through the waist-shaped grooves.

By adopting the technical scheme, the connecting frame and the cutter can be moved back and forth by loosening the bolts, the width of the cutting part is adjusted, and after the position is adjusted, the bolts are screwed down to fix the connecting frame and the cutter.

Preferably, two all be equipped with the cutter groove that supplies the cutter to wear out on the link, and the link still is equipped with the fixing bolt of fixed cutter.

By adopting the technical scheme, the length of the cutter penetrating out is controlled well initially, so that the lower end part of the cutter cuts cloth, the fixing bolt can be loosened along with the increase of cutting time, the cutter moves downwards for a certain distance, then the fixing bolt is screwed, and the position of the cutter for cutting the cloth is changed.

As preferred, the elastic component is two spring two, and the medial surface of link is equipped with extension piece three, the sliding block top surface is equipped with two protruding posts, and extension piece three is equipped with the through-hole that supplies protruding post to wear out, two spring two cup joints respectively with two protruding posts, and spring two is located between extension piece three, the sliding block.

By adopting the technical scheme, under the action of the spring II, the cloth is pressed by the first pressing wheel and the second pressing wheel.

Preferably, a rubber layer is sleeved on the surfaces of the first guide roller, the second guide roller and the guide roller.

By adopting the technical scheme, the surface of the cloth is protected.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

fig. 2 is a side view of the embodiment.

Reference numerals: 1. a loom frame; 11. a first extension block; 12. a second extension block; 13. a nut groove; 2. a connecting frame; 21. a waist-shaped groove; 22. a cutter groove; 23. a third extension block; 3. a first guide roller; 4. a second guide roller; 5. a cutter; 6. a slider; 61. a first pressing wheel; 62. a second pressing wheel; 63. a convex part; 7. a third guide roller; 8. an adjustment assembly; 81. a first spring; 82. a transfer block; 83. an adjusting block; 84. a guide bar; 85. adjusting the bolt; 9. a second spring; 10. a rubber layer.

Detailed Description

The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model.

As shown in fig. 1 and 2, a rapier loom selvedge cutting device comprises a loom frame 1 and a winding roller, wherein for convenience of representation, only a part of the loom frame 1 is shown in the drawing, the winding roller is not shown, the rapier loom selvedge cutting device further comprises two connecting frames 2, a first guide roller 3 and a second guide roller 4, the cross section of the loom frame 1 is concave, the first guide roller 3 and the second guide roller 4 are rotatably connected with the loom frame 1, woven cloth sequentially passes through the first guide roller 3 and the second guide roller 4 and then is wound by the winding roller, the first guide roller 3 and the second guide roller 4 are driven to rotate along with the cloth in the moving process, and a rubber layer 10 is sleeved on the surfaces of the first guide roller 3 and the second guide roller 4 so as to protect the surface of the cloth.

The two connecting frames 2 are respectively connected with the front side and the rear side of the loom frame 1, the connecting frames 2 are positioned between the first guide roller 3 and the second guide roller 4, cutter 5 grooves 22 for the cutters 5 to penetrate out are formed in the connecting frames 2, fixing bolts for fixing the cutters 5 are further arranged on the connecting frames 2, therefore, the penetrating parts of the cutters 5 are also positioned between the first guide roller 3 and the second guide roller 4, the parts of the cloth which pass through the cutters 5 are cut in the process of rolling the cloth, the length of the penetrating cutters 5 is controlled initially, the lower end parts of the cutters 5 are used for cutting the cloth, the fixing bolts can be loosened along with the increase of cutting time, the cutters 5 are moved downwards for a distance, then the fixing bolts are screwed, and the positions of the cutters 5 for cutting the cloth are changed.

In order to adjust the width of the cutting part, the front outer wall and the rear outer wall of the loom frame 1 are both provided with two extension blocks 12, the top surfaces of the two extension blocks 12 are superposed with the top surface of the loom frame 1, the top surface of the two extension blocks 12 is provided with two convex nut grooves 13, nuts are arranged in the nut grooves 13, the connecting frame 2 is L-shaped, the horizontal plate of the connecting frame 2 faces outwards, the horizontal plate is provided with two waist-shaped grooves 21, two bolts matched with the nuts penetrate through the waist-shaped grooves 21, the connecting frame 2 and the cutter 5 can be moved back and forth by loosening the bolts, the width of the cutting part is adjusted, and after the position is adjusted, the bolts are screwed down to fix the connecting frame 2 and the cutter 5.

The inner side surfaces of the two connecting frames 2 are both connected with a sliding block 6 in a sliding manner, the sliding block 6 is connected with a first pressing wheel 61 and a second pressing wheel 62 in a rotating manner, the first pressing wheel 61 and the second pressing wheel 62 respectively correspond to the first guide roller 3 and the second guide roller 4, an elastic part which enables the first pressing wheel 61 and the second pressing wheel 62 to downwards abut against the first guide roller 3 and the second guide roller 4 is further arranged between the connecting frames 2 and the sliding block, the elastic part is two second springs 9, an extension block three 23 is arranged on the inner side surface of the connecting frames 2, two protruding columns are arranged on the top surface of the sliding block 6, through holes for the protruding columns to penetrate through are arranged on the extension block three 23, the two springs two second 9 are respectively sleeved with the two protruding columns, the two springs second 9 are arranged between the extension block three 23 and the sliding block 6, cloth is arranged between the first pressing wheel 61, the second pressing wheel 62, the first guide roller 3 and the second guide roller 4, the first pressing wheel 61 and the second pressing wheel 62 press the cloth under the action of the springs second spring 9, therefore, the cloth is cut more stably.

The loom frame 1 is further rotatably connected with a third guide roller 7, the surface of the third guide roller 7 is also sleeved with a rubber layer 10, the third guide roller 7 is located below the second guide roller 4, and after the cloth cut by the cutter 5 is bent around the second guide roller 4, the cloth passes through the second guide roller 4 and the third guide roller 7, so that the second guide roller 4 is driven by the cloth to rotate, the second guide roller 4 rotates, the third guide roller 4 and the third guide roller 7 drive the cut cloth to move, namely, the retained cloth and the cut cloth can move, so that the cutting is more stable, a waste material box is arranged below the third guide roller 7, and the cut cloth finally enters the waste material box.

An adjusting component 8 is arranged between both ends of a guide roller III 7 and the loom frame 1, the adjusting component 8 comprises two springs I81, a switching block 82 and a regulating block 83, the guide roller III 7 is rotatably connected with the switching block 82, the loom frame 1 is provided with a sliding chute matched with the switching block 82 to slide, the switching block 82 penetrates out of the sliding chute, the positions of the upper end and the lower end of the sliding chute of the loom frame 1 are provided with extension blocks I11, two guide rods 84 are arranged between the two extension blocks I11, the penetrating part of the switching block 82 and the regulating block 83 are provided with through holes for the guide rods 84 to penetrate out, the switching block 82 is positioned above the regulating block 83, the two springs I81 are respectively sleeved with the two guide rods 84, the spring I81 is positioned between the switching block 82 and the regulating block 83, the extension block I11 at the lower side is provided with a thread through hole, the thread through hole is connected with a regulating bolt 85, the guide roller III 7 is under the action of the spring I81, and the second guide roller 4 presses down the cut cloth, the adjusting bolt 85 is rotated, the adjusting bolt 85 pushes against the adjusting block 83, the adjusting block 83 is driven to move upwards, the distance between the adjusting block 83 and the switching block 82 is reduced, the acting force of the first spring 81 on the third guide roller 7 is increased, the pressure of the third guide roller 7 on the cut cloth is also increased, the cut cloth and the second guide roller 4 are reduced, the relative sliding between the three guide rollers 7 is reduced, namely, the adjusting bolt 85 can be passed, the cut cloth is made, and the retained cloth moves relatively synchronously.

Claims

1. The utility model provides a rapier weaving machine selvedge cutting device, includes loom frame (1), wind-up roll, its characterized in that still includes two link (2), guide roll (3), guide roll two (4) all rotate with loom frame (1) and are connected, and the cloth is rolled up by the wind-up roll after guide roll (3), guide roll two (4), two link (2) are connected with the front and back both sides of loom frame (1) respectively, and link (2) are in between guide roll (3), guide roll two (4), are equipped with cutter (5) on link (2), two the equal sliding connection of medial surface of link (2) has sliding block (6), rotates on sliding block (6) and is connected with pinch roller (61), pinch roller two (62), and pinch roller one (61), pinch roller two (62) respectively with guide roll (3), The guide roller II (4) corresponds to the guide roller II, an elastic part which enables the pressing roller I (61) and the pressing roller II (62) to downwards abut against the guide roller I (3) and the guide roller II (4) is further arranged between the connecting frame (2) and the sliding block, the loom frame (1) is further rotatably connected with the guide roller III (7), the guide roller III (7) is located below the guide roller II (4), and after the cloth cut by the cutter (5) is bent around the guide roller II (4), the cloth is extruded and penetrates out by the guide roller II (4) and the guide roller III (7).

2. The rapier loom selvedge cutting device according to claim 1, characterized in that an adjusting component (8) is arranged between both ends of the three guide rollers (7) and the loom frame (1), the adjusting component (8) comprises two springs I (81), a switching block (82) and a regulating block (83), the three guide rollers (7) and the switching block (82) are rotatably connected, the loom frame (1) is provided with a sliding chute matched with the switching block (82) to slide, the switching block (82) penetrates out of the sliding chute, the positions of the upper and lower ends of the loom frame (1) in the sliding chute are provided with extension blocks I (11), two guide rods (84) are arranged between the two extension blocks I (11), the penetrating part of the switching block (82) and the regulating block (83) are provided with through holes for the guide rods (84) to penetrate out, and the switching block (82) is arranged above the regulating block (83), the two springs (81) are respectively sleeved with the two guide rods (84), the springs (81) are located between the transfer block (82) and the adjusting block (83), the extension block (11) on the lower side is provided with a threaded through hole, and the threaded through hole is internally threaded with an adjusting bolt (85).

3. The rapier loom selvedge cutting device according to claim 1, characterized in that the loom frame (1) is provided with a second extension block (12), two convex nut grooves (13) are arranged on the second extension block (12), nuts are arranged in the nut grooves (13), the connecting frame (2) is L-shaped, the horizontal plate of the connecting frame (2) faces outwards, two waist-shaped grooves (21) are arranged on the horizontal plate, and two bolts matching the nuts are arranged in the waist-shaped grooves (21).

4. The selvedge cutting device of the rapier loom according to claim 3, characterized in that the two connecting frames (2) are provided with cutter (5) slots (22) for the cutters (5) to penetrate through, and the connecting frames (2) are further provided with fixing bolts for fixing the cutters (5).

5. The selvedge cutting device of the rapier loom according to claim 4, wherein the elastic member is two springs (9), the inner side surface of the connecting frame (2) is provided with a third extending block (23), the top surface of the sliding block (6) is provided with two protruding columns, the third extending block (23) is provided with a through hole for the protruding columns to penetrate through, the two springs (9) are respectively sleeved with the two protruding columns, and the second spring (9) is positioned between the third extending block (23) and the sliding block (6).

6. The selvedge cutting device of the rapier loom according to claim 1, characterized in that a rubber layer (10) is sleeved on the surfaces of the first guide roller (3), the second guide roller (4) and the third guide roller (7).