Drum device for let-off of water-jet loom
By adopting a dual-tension design and a limiting structure in the warp feeding device of the water jet loom, the problem of uneven tension rollers was solved, the consistency of warp tension was achieved, the fabric could be adapted to wide fabrics, and the weaving efficiency was improved.
Patent Information
- Application Number
- CN202520124705.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-01-17
AI Technical Summary
In the process of wide-width weaving, the uneven tension of the tension rollers in the existing water jet loom warp feeding device causes the warp yarns to loosen, which affects the weaving difficulty of high-density fabrics.
The roller device, which employs a dual-tension design, distributes the force through two springs and uses a retaining ring and a retaining sleeve to limit the swing range of the tension bar, ensuring the consistency of warp tension.
It effectively maintains the consistency of warp tension, adapts to the weaving needs of wide fabrics, avoids tension exceeding the rated load of the tension sensor, and improves weaving efficiency.
Smart Images
Figure CN223688544U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water jet loom technical field, concretely relates to a water jet loom warp let -off cylinder device. BACKGROUND
[0002] The tension cylinder on the warp let -off device generally has slight swing when sending warp, needs to have certain elasticity tension spring to limit swing amplitude size, to guarantee the evenness of warp tension, the tension cylinder of one side without tension spring inclines and appears the condition that warp is slack, leads to the weaving difficulty of high weft density cloth. CONTENT OF THE UTILITY MODEL
[0003] The utility model discloses a water jet loom warp let -off cylinder device to improve the adaptability of water jet loom matching wide weaving demand.
[0004] In order to realize above -mentioned purpose and other purpose, the utility model is through including following technical scheme realizes:
[0005] And support subassembly, support subassembly includes support rod, fender ring and clamping sleeve, fender ring and clamping sleeve are located in the cavity of spring, one end of support rod passes through the cavity of spring and limit hole, fender ring is set up on one end of support rod and is located in one side of limit hole, clamping sleeve is set up on support rod and is located in the other side of limit hole, the width of fender ring is greater than the width of limit hole, and the outer diameter of clamping sleeve is greater than the inner diameter of spring cavity.
[0006] In an embodiment, the shaft rod includes a first shaft rod and a second shaft rod connected together, and the connecting shaft is connected with the first shaft rod.
[0007] In an embodiment, the first shaft rod and the second shaft rod are connected by a connecting sleeve, the connecting sleeve includes a first connecting sleeve and a second connecting sleeve connected together, the first connecting sleeve has a connecting hole, and one end of the connecting shaft passes through the connecting hole and is connected with the first shaft rod.
[0008] In an embodiment, one end of the second connecting sleeve is connected to one end of the second shaft rod.
[0009] In an embodiment, the mounting base has a through hole, and the connecting shaft passes through the through hole.
[0010] In an embodiment, the tension rod has a through hole on both sides of the limiting hole, and the spring passes through the through hole.
[0011] In an embodiment, the shaft rod has a hollow structure.
[0012] In an embodiment, the connecting shaft is sleeved with a first bearing at the connection with the shaft rod.
[0013] In an embodiment, the connecting shaft is sleeved with a second bearing at the connection with the mounting base.
[0014] In an embodiment, the top of the mounting base has a through hole, and the connecting shaft passes through the through hole.
[0015] The utility model provides a send the device of water jet loom, and compared with the prior art, the utility model has the following beneficial effects: the utility model discloses the design of double tension can keep the consistency of warp tension well, has obvious advantage to the weaving of wide cloth, and the tension sensor can be sensed in the suitable tension sensing range through the force sharing of two springs, and the rated load of tension sensor is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 The structure schematic drawing of the drum device of the utility model is shown.
[0017] Figure 2 The partial bottom view of the drum device of the utility model is shown.
[0018] Figure 3 The partial bottom view of the drum device of the utility model is shown.
[0019] Figure 4 The explosion drawing of the drum device of the utility model is shown.
[0020] Figure 5 The structure schematic drawing of the support assembly of the utility model is shown. DETAILED DESCRIPTION
[0021] Please refer to Figures 1 to 5The embodiments of the present application will be described in detail with specific examples. Those skilled in the art can easily understand other advantages and functions of the present application from the content disclosed in the specification. The present application can also be implemented or applied in other different specific embodiments, and the details in the specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present application.
[0022] As shown in Figure 1 and Figure 2 The present application provides a cylinder device for warp feeding of a water-jet loom. The cylinder device can be fixed on a support of a warp feeding device as a whole, and the warp yarns fed by a warp feeding disc head are further forwarded to maintain the consistency of the tension, so as to enter a loom mouth to perform weaving operation.
[0023] The cylinder device comprises a shaft 1, which can carry the forwarded warp yarns. The shaft 1 comprises a first shaft 11 and a second shaft 12 arranged together. The first shaft 11 and the second shaft 12 are connected together at both ends by a connecting sleeve 2. The shaft 1 has a hollow structure A. The shaft 1 can keep a certain angle with the horizontal plane, so that the warp yarns and the shaft 1 have a certain wrap angle to achieve a certain warp yarn tension.
[0024] As shown in Figure 4 The connecting sleeve 2 comprises a first connecting sleeve 21 and a second connecting sleeve 22. The first connecting sleeve 21 has a connecting hole 21a. The first connecting sleeve 21 and the second connecting sleeve 22 have fixing holes 23. The first connecting sleeve 21 and the second connecting sleeve 22 are connected by a bolt 25 passing through the fixing holes 23 and arranged on both sides of the shaft 1. One end of the second connecting sleeve 22 is connected with one end of the second shaft 12.
[0025] As shown in Figure 3 The cylinder device comprises two connecting shafts 4 connected on both sides of the shaft 1. One end of the connecting shaft 4 is connected with one end of the first shaft 11. Specifically, the one end of the connecting shaft 4 is inserted into the connecting hole 21a and connected with the first shaft 11 in the hollow structure A of the first shaft 11. The connecting shaft 4 can be sleeved with a first bearing 11a at the hollow structure A.
[0026] As shown in Figure 1 and Figure 3As shown, the drum device comprises two mounting seats 3, which can be fixed on the support of the water-jet loom let-off device when the drum device is used, the mounting seat 3 is provided with a through hole, the connecting shaft 4 can pass through the through hole, the connecting shaft 4 can be sleeved with the second bearing 31 at the through hole, and the cooperation between the first bearing 11a and the second bearing 31 and the connecting shaft 4 can guarantee the connection firmness of the connecting shaft 4.
[0027] As shown in the drawings, Figure 4 The second connecting sleeve 22 and the second shaft rod 12 are provided with the third bearing 12a at the connecting position, and the third bearing 12a is sleeved at one end of the second shaft rod 12.
[0028] As shown in the drawings, Figure 1 The drum device comprises two tension rods 5, the top of the tension rod 5 is provided with a through hole, and the other end of the connecting shaft 4 is connected with the tension rod 5 through the through hole of the tension rod 5. The tension rod 5 can be clamped in the through hole through a bolt above the through hole.
[0029] As shown in the drawings, Figure 1 And Figure 4 The drum device comprises two springs 6 and two support assemblies 7, the spring 6 can be a tension spring, one end of the support assembly 7 passes through the spring 6, the bottom of the tension rod 5 is provided with a limiting hole 51, the tension rod 5 is provided with a through hole 52 at both ends of the limiting hole 51, and the spring 6 passes through the through hole 52 to arrange the limiting hole 51 in the cavity of the spring 6.
[0030] As shown in the drawings, Figure 5 The support assembly 7 comprises a support rod 71, a stop ring 72 and a sleeve 73, the stop ring 72 is arranged on one side of the limiting hole 52, the sleeve 73 is sleeved on the periphery of the support rod 71 and arranged in the cavity of the spring 6, and the sleeve 73 is arranged on the other side of the limiting hole 51. The width of the stop ring 72 is greater than the width of the limiting hole 51, and the outer diameter of the sleeve 73 is greater than the inner diameter of the cavity of the spring 6. Due to the cooperation and limiting of the stop ring 72 and the sleeve 73, the tension of the warp yarn can be kept uniform.
[0031] In some embodiments, the drum device comprises a tension sensor 8, the tension sensor 8 can be connected on any one of the support rods 71 and located outside the cavity of the spring 6, and the end of the support rod 71 can be provided with a mounting shaft 9, which can be mounted on the support of the let-off device to realize the fixation of the drum device.
[0032] The utility model discloses a work, install seat 3 and installation axle 9 are installed on the support of the warp feeding device, and the warp yarn from the warp disc head is threaded into the loom shed after winding the shaft 1 and carries out the weaving operation with the weft yarn. When the shaft 1 swings, the spring 6 on both sides can provide a certain elastic force, and the tension rod 5 can be limited to swing in the spring 6 cavity due to the existence of the blocking ring 72 and the sleeve 73, so that the swing range of the tension rod 5 is limited, thereby keeping the uniformity of the warp tension.
[0033] Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial utilization value. The above examples only exemplarily illustrate the principle and effects of the utility model, and are not used to limit the utility model. Any person skilled in the art can modify or change the above examples without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.
Claims
1. A device for feeding warp rollers on a water-jet loom, characterized in that: The roller device includes: Shaft; A connecting shaft is disposed on both sides of the shaft, and one end of the connecting shaft is connected to one end of the shaft; Mounting seats are provided on both sides of the shaft, and the connecting shaft passes through the mounting seats; Tension bars are disposed on both sides of the mounting base, with one end of the tension bar connected to the other end of the connecting shaft; A spring, one end of which is connected to the other end of a tension rod, wherein the connection between the tension rod and the spring has a limiting hole located within the cavity of the spring; The spring also includes a support assembly comprising a support rod, a retaining ring, and a retaining sleeve. The retaining ring and the retaining sleeve are located within the cavity of the spring. One end of the support rod passes through the cavity of the spring and the limiting hole. The retaining ring is sleeved on one end of the support rod and located on one side of the limiting hole. The retaining sleeve is sleeved on the support rod and located on the other side of the limiting hole. The width of the retaining ring is greater than the width of the limiting hole, and the outer diameter of the retaining sleeve is greater than the inner diameter of the spring cavity.
2. The roller device according to claim 1, characterized in that: The shaft includes a first shaft and a second shaft connected together, and the connecting shaft is connected to the first shaft.
3. The roller device according to claim 2, characterized in that: The first shaft and the second shaft are connected by a connecting sleeve. The connecting sleeve includes a first connecting sleeve and a second connecting sleeve connected together. The first connecting sleeve has a connecting hole. One end of the connecting shaft passes through the connecting hole and is connected to the first shaft.
4. The roller device according to claim 3, characterized in that: One end of the second connecting sleeve is connected to one end of the second shaft.
5. The roller device according to claim 1, characterized in that: The mounting base has a through hole through which the connecting shaft passes.
6. The roller device according to claim 1, characterized in that: The tension rod has through holes on both sides of the limiting hole, and the spring passes through the through holes.
7. The roller device according to claim 1, characterized in that: The shaft has a hollow structure.
8. The roller device according to claim 1, characterized in that: The connecting shaft is fitted with a first bearing at its connection with the shaft rod.
9. The roller device according to claim 1, characterized in that: The connecting shaft is fitted with a second bearing at its connection with the mounting base.
10. The roller device according to claim 1, characterized in that: The top of the mounting base has a through hole through which the connecting shaft passes.