Supporting and blocking mechanism of air jet loom

Abstract

The utility model provides an air jet loom supporting and blocking mechanism, which relates to the technical field of air jet loom accessories, and comprises a supporting and blocking seat, a supporting and blocking thorn shaft and a supporting rod, the supporting and blocking thorn shaft comprises a thorn shaft rod, a rubber sleeve and a thorn ring mechanism, and the thorn ring mechanism comprises a thorn ring sleeve, a plurality of thorn ring breast boards and a plurality of thorn rings. The multiple thorn ring breast boards are rotationally connected to the outer side of the thorn ring sleeve in a sleeving mode, the multiple thorn ring breast boards are arranged on the outer side of the thorn ring sleeve in a sleeving mode and arranged between every two adjacent thorn ring breast boards, rotating rods extend from the left side and the right side of the thorn ring sleeve, rotating holes are formed in the two sides of each thorn ring breast board, and the thorn ring breast boards are rotationally connected to the rotating rods. An adjusting gear is fixedly arranged on the inner wall of the thorn ring breast board, an adjusting rack is installed on the outer wall of the thorn ring sleeve in a sliding mode, and the adjusting rack is meshed with the adjusting gear. The barbed ring breast boards can rotate and incline by adjusting the racks, so that the inclination angle of the barbed rings is adjusted, and the external supporting force of the barbed rings on the fabric is changed.

Description

Technical Field

[0001] The utility model relates to the technical field of air jet loom accessories, in particular to a supporting mechanism for an air jet loom. Background Art

[0002] The stretching mechanism is an important part of the air jet loom. The stretching mechanism is set at both ends of the air jet loom to stretch the fabric outward and maintain the warp and weft density of the fabric. The side support device includes a barbed shaft, a cloth support block, and a cloth guide plate strip. The existing stretching mechanism usually selects different barbed shafts to stretch the fabric according to the thickness and resilience of the fabric, but the process of replacing the barbed shaft is very troublesome. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a support mechanism for an air jet loom, which solves the problems raised in the above-mentioned background technology.

[0005] (II) Technical solution

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A supporting mechanism of an air jet loom comprises a supporting seat, a supporting barbed shaft and a supporting rod, wherein an adjusting seat is arranged at the front end of the supporting rod, and the supporting barbed shaft is mounted on the adjusting seat, the supporting barbed shaft comprises a barbed shaft rod, a rubber sleeve and a barbed ring mechanism, the rubber sleeve is rotatably connected to the front end of the barbed shaft rod, the barbed ring mechanism is rotatably sleeved on the rear end of the barbed shaft rod, the barbed ring mechanism comprises a barbed ring sleeve, a plurality of barbed ring fences and a plurality of barbed rings, a plurality of the barbed ring fences are rotatably connected and sleeved on the outside of the barbed ring sleeve, and a plurality of the sleeves are arranged on the outside of the barbed ring sleeve and are arranged between two adjacent barbed ring fences.

[0008] Preferably, a rotating rod is extended from the left and right sides of the thorn ring sleeve, and a rotating hole is provided on both sides of the thorn ring fence, and the thorn ring fence is rotatably connected to the rotating rod.

[0009] Preferably, the inner diameter of the barbed ring fence is larger than the outer diameter of the barbed ring sleeve, an adjusting gear is fixedly provided on the inner wall of the barbed ring fence, the adjusting gear is concentrically arranged with the rotating hole, an adjusting rack is slidably installed on the outer wall of the barbed ring sleeve, the adjusting rack and the adjusting gear are meshed with each other, the end of the adjusting rack is rotatably connected to an adjusting screw, and the adjusting screw is threadedly connected to the barbed ring sleeve.

[0010] Preferably, guide blocks are symmetrically arranged on the upper and lower sides of the outer wall of the thorn ring sleeve, and an arcuate groove is arranged on one side of the inner wall of the thorn ring guardrail corresponding to the guide block, and the radius of the arcuate groove is set to the sum of the outer diameter of the thorn ring sleeve and the height of the guide block.

[0011] Preferably, the inner diameter of the thorn ring is larger than the outer diameter of the thorn ring sleeve.

[0012] Preferably, a fine-tuning mechanism is provided at the front end of the barbed ring sleeve, and the fine-tuning mechanism includes a supporting frame, an expansion frame, a fine-tuning slide rod and a fine-tuning end cover. The supporting frame is configured as a cylindrical rotating connection sleeve mounted on the outer wall of the barbed ring sleeve, and a plurality of fine-tuning grooves are provided on the circumferential outer wall of the supporting frame. The expansion frame slide is radially displaceably installed in the fine-tuning slide rod, and the fine-tuning slide rod is axially slidably installed on the inner side of the fine-tuning slide rod, and the fine-tuning slide rod abuts against the inner side of the expansion frame. An inclined slider is provided on the outer wall of the fine-tuning slide rod, and an extrusion slider is provided on the inner wall of the expansion frame, and the inclined slider abuts against the extrusion slider. The fine-tuning end cover is threadedly connected to the supporting frame, and the fine-tuning end cover abuts against the end of the fine-tuning slide rod, and the rubber sleeve is provided on the outside of the expansion frame.

[0013] Preferably, a return spring is connected to the side of the fine-tuning slide rod facing away from the fine-tuning end cover, and the other end of the return spring is connected to the supporting frame.

[0014] (III) Beneficial effects

[0015] The utility model provides a support mechanism for an air jet loom, which has the following beneficial effects:

[0016] 1. In the utility model, the barbed ring fence can be rotated around the rotating rod by adjusting the rack, so that the barbed ring fence is rotated and tilted, and an inclined barbed ring groove is formed between the barbed ring fences. The barbed ring is arranged in the barbed ring groove to keep the inclination consistent with the barbed ring fence. During the movement of the fabric, different sizes of external support forces are provided to the fabric through different inclination angles of the barbed ring to meet the support requirements of fabrics with different rebound sizes.

[0017] 2. The utility model can also fine-tune the end cover to squeeze the fine-tune slide bar, and squeeze the inclined slider against the inclined surface of the extrusion slider to make the expansion skeleton slide radially on the support skeleton, so as to adjust the outer diameter of the expansion skeleton to adjust the outer diameter of the rubber sleeve, so that the rubber sleeve expands and reduces the distance between the rubber sleeve and the cloth guide plate to change the friction force of the rubber sleeve on the fabric. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a support mechanism for an air jet loom according to the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the middle support shaft of the utility model;

[0020] Figure 3 It is an exploded view of the middle support shaft of the utility model;

[0021] Figure 4It is a structural schematic diagram of the thorn ring mechanism of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the thorn ring sleeve of the utility model;

[0023] Figure 6 It is a cross-sectional view of the fine-tuning mechanism in the utility model.

[0024] In the figure: 1. support seat; 2. support rod; 3. adjustment seat; 4. thorn shaft rod; 5. rubber sleeve; 6. support frame; 7. expansion frame; 8. fine-tuning slide rod; 9. fine-tuning end cover; 10. tilting slider; 11. extrusion slider; 12. fine-tuning baffle; 13. return spring; 14. thorn ring sleeve; 15. thorn ring guardrail; 16. thorn ring; 17. rotating rod; 18. adjusting gear; 19. adjusting rack; 20. adjusting screw; 21. guide block; 22. arc slide groove. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0026] The utility model provides a support mechanism for an air jet loom.

[0027] like Figure 1-6As shown, it includes a spreader seat 1, a spreader barbed shaft and a support rod 2, the spreader seat 1 is fixed on the frame of the air-jet loom, the support rod 2 is fixed on the spreader seat 1, an adjusting seat 3 is arranged at the front end of the support rod 2, one end of the adjusting seat 3 is arranged with an open groove, a locking screw is installed on the open groove, the adjusting seat 3 is slidably installed on the support rod 2, the spreader barbed shaft is installed on the adjusting seat 3, the spreader barbed shaft includes a barbed shaft rod 4, a rubber sleeve 5 and a barbed ring mechanism, one end of the barbed shaft rod 4 is fixed on the adjusting seat 3, and the other end extends toward the fabric direction, the rubber sleeve 5 is rotatably connected to the front end of the barbed shaft rod 4, the front end of the barbed ring sleeve is provided with a fine-tuning mechanism, the fine-tuning mechanism includes a support frame 6, an expansion frame 7, a fine-tuning slide rod 8 and a fine-tuning end cover 9, the The support frame 6 is bolted and fixed on the barbed shaft rod 4. The support frame 6 is configured to be a cylindrical rotating connection sleeve mounted on the outer wall of the barbed ring sleeve. Fine-tuning baffles 12 are arranged at both ends of the support frame 6. Four fine-tuning grooves are evenly opened on the circumferential outer wall of the support frame 6. The upper half of the side wall of the fine-tuning groove is provided with an expansion limit strip extending radially. The expansion frame 7 is radially displaced and installed in the fine-tuning groove. The expansion frame 7 is slidably connected with the expansion limit strip. An axially extending fine-tuning limit strip is arranged at the bottom of the fine-tuning groove. The fine-tuning slide rod 8 is axially slidably installed on the inner side of the fine-tuning groove. The fine-tuning slide rod 8 abuts against the inner side of the expansion frame 7. The outer wall of the fine-tuning slide rod 8 is provided with an inclined slider 10. The inner wall of the expansion frame 7 An extrusion slider 11 is provided, and the side of the inclined slider 10 facing the extrusion slider 11 is set as an inclined surface, and the inclined slider 10 abuts against the extrusion slider 11, and the fine-tuning baffle 12 is provided with a fine-tuning slot hole, and the fine-tuning slide bar 8 slides through the fine-tuning slot hole, and the fine-tuning baffle 12 is provided with an external thread, and the fine-tuning end cover 9 is threadedly connected to the fine-tuning baffle 12 of the support frame 6, and the fine-tuning end cover 9 abuts against the end of the fine-tuning slide bar 8, and the rubber sleeve 5 is sleeved on the outside of the expansion frame 7, and the side of the fine-tuning slide bar 8 facing away from the fine-tuning end cover 9 is connected with a reset spring 13, and the other end of the reset spring 13 is connected to the support frame 6, and the thorn ring 16 mechanism is rotatably sleeved on the rear end of the thorn shaft rod 4, and the thorn ring 16 mechanism includes The present invention comprises a thorn ring sleeve 14, a plurality of thorn ring fences 15 and a plurality of thorn rings 16, wherein the thorn ring sleeve 14 is fixedly connected to the thorn shaft rod 4 with bolts, a plurality of the thorn ring fences 15 are rotatably connected and sleeved on the outside of the thorn ring sleeve 14, a plurality of the sleeves are arranged on the outside of the thorn ring sleeve 14 and are arranged between two adjacent thorn ring fences 15, the inner diameter of the thorn ring 16 is larger than the outer diameter of the thorn ring sleeve 14, a rotating rod 17 is extended on the left and right sides of the thorn ring sleeve 14, a rotating hole is arranged on both sides of the thorn ring fence 15, the thorn ring fence 15 is rotatably connected to the rotating rod 17, the inner diameter of the thorn ring fence 15 is larger than the outer diameter of the thorn ring sleeve 14, an adjusting gear 18 is fixedly arranged on the inner wall of the thorn ring fence 15, and the adjusting gear 18 is arranged concentrically with the rotating hole,The outer wall of the thorn ring sleeve 14 is provided with a limit strip, and an adjustment rack 19 is slidably installed on the outer wall of the thorn ring sleeve 14. The adjustment rack 19 is slidably connected to the limit strip with a concave-convex fit, and the adjustment rack 19 is meshed with the adjustment gear 18. The end of the adjustment rack 19 is rotatably connected with an adjustment screw 20, and the adjustment screw 20 is threadedly connected to the thorn ring sleeve 14. The upper and lower sides of the outer wall of the thorn ring sleeve 14 are symmetrically provided with guide blocks 21. The inner wall of the thorn ring fence 15 is provided with an arc-shaped slide groove 22 on one side corresponding to the guide block 21, and the radius of the arc-shaped slide groove 22 is set to the sum of the outer diameter of the thorn ring sleeve 14 and the height of the guide block 21.

[0028] Working principle:

[0029] In the utility model, the adjusting screw 20 can be rotated, and through the threaded cooperation, the adjusting screw 20 is pushed left and right relative to the barbed ring sleeve 14, pushing the adjusting rack 19 to slide inward and outward, so that the adjusting gear 18 meshing with the adjusting rack 19 can be rotated, that is, the barbed ring fence 15 rotates and tilts around the rotating rod 17, and the barbed ring 16 arranged between two adjacent barbed ring fences 15 rotates together with the inclination and rotation of the barbed ring fence 15. The inclination angle of the barbed ring 16 can change the size of the external supporting force of the barbed ring 16 on the fabric. By adjusting the appropriate size of the external supporting force, it is possible to ensure the external support of the fabric while avoiding the occurrence of defects in the fabric.

[0030] In addition, the rotating fine-tuning end cover 9 can slide inward in the fine-tuning slide groove by threaded cooperation with the extrusion fine-tuning slide rod 8, and the expansion skeleton 7 can expand radially outward in the fine-tuning slide groove by the inclined slider 10 contacting the extrusion slider 11, so as to adjust the outer diameter of the expansion skeleton 7, so that the expansion skeleton 7 squeezes the rubber sleeve 5 to expand, and reduces the distance between the rubber sleeve 5 and the fabric guide plate strip, so as to increase the friction force of the rubber sleeve 5 on the fabric, and prevent the fabric from rebounding and detaching from the support mechanism.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A support mechanism of an air jet loom, comprising a support seat, a support shaft and a support rod, wherein an adjustment seat is arranged at the front end of the support rod, and the support shaft is mounted on the adjustment seat, wherein: The support barbed shaft includes a barbed shaft rod, a rubber sleeve and a barbed ring mechanism, the rubber sleeve is rotatably connected to the front end of the barbed shaft rod, the barbed ring mechanism is rotatably sleeved on the rear end of the barbed shaft rod, the barbed ring mechanism includes a barbed ring sleeve, a plurality of barbed ring fences and a plurality of barbed rings, a plurality of the barbed ring fences are rotatably connected and sleeved on the outside of the barbed ring sleeve, and a plurality of the sleeves are arranged on the outside of the barbed ring sleeve and are arranged between two adjacent barbed ring fences.

2. A support mechanism for an air jet loom according to claim 1, characterized in that: Rotating rods are extended from the left and right sides of the thorn ring sleeve, rotating holes are arranged on both sides of the thorn ring fence, and the thorn ring fence is rotatably connected to the rotating rods.

3. A support mechanism for an air jet loom according to claim 2, characterized in that: The inner diameter of the barbed ring fence is larger than the outer diameter of the barbed ring sleeve. An adjusting gear is fixedly provided on the inner wall of the barbed ring fence. The adjusting gear is concentrically arranged with the rotating hole. An adjusting rack is slidably installed on the outer wall of the barbed ring sleeve. The adjusting rack and the adjusting gear are meshed with each other. An adjusting screw is rotatably connected to the end of the adjusting rack. The adjusting screw is threadedly connected to the barbed ring sleeve.

4. The air jet loom support mechanism according to claim 3, characterized in that: Guide blocks are symmetrically arranged on the upper and lower sides of the outer wall of the thorn ring sleeve, and an arc-shaped slide groove is arranged on one side of the inner wall of the thorn ring fence corresponding to the guide block, and the radius of the arc-shaped slide groove is set to the sum of the outer diameter of the thorn ring sleeve and the height of the guide block.

5. The air jet loom support mechanism according to claim 4, characterized in that: The inner diameter of the thorn ring is greater than the outer diameter of the thorn ring sleeve.

6. A support mechanism for an air jet loom according to claim 5, characterized in that: A fine-tuning mechanism is provided at the front end of the thorn ring sleeve, and the fine-tuning mechanism includes a supporting frame, an expansion frame, a fine-tuning slide rod and a fine-tuning end cover. The supporting frame is configured as a cylindrical rotating connection sleeve arranged on the outer wall of the thorn ring sleeve, and a plurality of fine-tuning grooves are provided on the circumferential outer wall of the supporting frame. The expansion frame slide is radially displaced and installed in the fine-tuning slide groove, and the fine-tuning slide rod is axially slidably installed on the inner side of the fine-tuning slide groove, and the fine-tuning slide rod abuts against the inner side of the expansion frame. An inclined slider is provided on the outer wall of the fine-tuning slide rod, and an extrusion slider is provided on the inner wall of the expansion frame. The inclined slider abuts against the extrusion slider, and the fine-tuning end cover is threadedly connected to the supporting frame, and the fine-tuning end cover abuts against the end of the fine-tuning slide rod, and the rubber sleeve is arranged on the outer side of the expansion frame.

7. A support mechanism for an air jet loom according to claim 6, characterized in that: A return spring is connected to one side of the fine-tuning slide rod facing away from the fine-tuning end cover, and the other end of the return spring is connected to the supporting frame.

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