CN217077897U - Device for preventing fiber from winding, cotton feeding roller, air pressure cotton box and carding machine - Google Patents
Device for preventing fiber from winding, cotton feeding roller, air pressure cotton box and carding machine Download PDFInfo
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- CN217077897U CN217077897U CN202220127395.1U CN202220127395U CN217077897U CN 217077897 U CN217077897 U CN 217077897U CN 202220127395 U CN202220127395 U CN 202220127395U CN 217077897 U CN217077897 U CN 217077897U
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Abstract
The utility model relates to a prevent fibre wind, feed cotton roller, atmospheric pressure hopper and carding machine. The fiber winding prevention device comprises a tensioning assembly and a blocking ferrule; the blocking ferrule is sleeved on the tensioning assembly and is spread by the tensioning assembly, and the tensioning assembly is used for pressing the blocking ferrule against the side wall of the mounting groove. Above-mentioned prevent that fibre wind will block the lasso through tensioning assembly and support to press on the lateral wall of the mounting groove of feeding cotton roller, block the lasso and stretch out in the mounting groove, block the gap between feeding cotton roller and the mount pad, prevent to drop in the gap and the winding is epaxial in the installation of feeding cotton roller tip at comb and parallel cotton in-process fibre to can guarantee the normal operation of feeding cotton roller, reduce equipment failure rate improves production efficiency, reduction in production cost.
Description
Technical Field
The utility model relates to a weaving equipment technical field especially relates to a prevent fibre wind, feed cotton roller, atmospheric pressure hopper and carding machine.
Background
Cotton carding is the most important process in the spinning process flow, is called the heart of the spinning engineering, and has great influence on the product quality and the production cost. The normal operation of the feed rolls in a carding machine is a necessary condition for ensuring the efficiency of the carding machine. However, in the operation of the conventional device, cotton fibers may fall into a gap between the end of the cotton feeding roller and the mounting seat and wind on the mounting shaft at the end of the cotton feeding roller, which affects the normal operation of the cotton feeding roller. When too much cotton fiber is wound, the cotton feeding roller fails, and needs to be stopped for maintenance, so that the production efficiency is reduced and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide a device for preventing fiber from being wound, a cotton feeding roller, an air pressure cotton box and a carding machine, so as to solve the problem that the fiber falls and is wound on a mounting shaft at the end part of the cotton feeding roller to cause the failure of the cotton feeding roller.
One of the purposes of the utility model is to provide a prevent fibre wind device, the scheme is as follows:
a fiber winding prevention device is arranged on a cotton feeding roller, and an installation groove is formed in the end of the cotton feeding roller; the blocking ferrule is sleeved on the tensioning assembly and is spread by the tensioning assembly, and the tensioning assembly is used for pressing the blocking ferrule against the side wall of the mounting groove.
Compared with the prior art, the device for preventing the fiber from winding has the following beneficial effects:
above-mentioned prevent that fibre wind will block the lasso through tensioning assembly and support to press on the lateral wall of the mounting groove of feeding cotton roller, block the lasso and stretch out in the mounting groove, block the gap between feeding cotton roller and the mount pad, prevent to drop in the gap and the winding is epaxial in the installation of feeding cotton roller tip at comb and parallel cotton in-process fibre to can guarantee the normal operation of feeding cotton roller, reduce equipment failure rate improves production efficiency, reduction in production cost.
In one embodiment, the tensioning assembly comprises a first tensioning member, a second tensioning member, a first adjustment member, and a second adjustment member;
the first tensioning component comprises a first supporting part, a first installation part and a first abutting part, the first supporting part is of an arc-shaped structure, the first installation part and the first abutting part are respectively connected to two ends of the first supporting part, the first installation part and the first abutting part are located inside a circle where the first supporting part is located, and the first installation part is provided with a first threaded hole; the second tensioning component comprises a second supporting part, a second mounting part and a second abutting part, the second supporting part is of an arc-shaped structure, the second mounting part and the second abutting part are respectively connected to two ends of the second supporting part, the second mounting part and the second abutting part are located inside a circle where the second supporting part is located, and the second mounting part is provided with a second threaded hole;
the first tensioning member and the second tensioning member are oppositely arranged, the first adjusting member comprises a first adjusting bolt, the first adjusting bolt is matched with the first threaded hole and abutted against the second abutting portion, the second adjusting member comprises a second adjusting bolt, the second adjusting bolt is matched with the second threaded hole and abutted against the first abutting portion, and the first supporting portion and the second supporting portion are matched to prop open the blocking ferrule.
In one embodiment, the first adjustment member further includes a first lock nut that is engaged with the first adjustment bolt and is located on a side of the first mounting portion that is remote from the second abutment portion.
In one embodiment, the second adjustment member further includes a second lock nut that is engaged with the second adjustment bolt and is located on a side of the second mounting portion away from the first abutment portion.
In one embodiment, a first protrusion protruding toward the blocking collar is formed on an outer arc surface of the first support portion.
In one embodiment, the protruding height of the first protrusion gradually decreases to zero along the circumferential direction of the first support part.
In one embodiment, the end of the first protrusion having the largest protruding height is a tip.
In one embodiment, a second protrusion protruding toward the blocking collar is formed on an outer arc surface of the second support portion.
In one embodiment, the blocking collar is felt.
Another object of the utility model is to provide a feed cotton roller, the scheme is as follows:
the utility model provides a feed cotton roller, includes roll body, installation axle and any above-mentioned embodiment prevent fibre winding device, the tip of roll body is equipped with the mounting groove, the installation axle penetrates the mounting groove and be connected in the tip of roll body, tensioning assembly will block the lasso and support and press on the lateral wall of mounting groove, block the lasso stretch out in the mounting groove.
In one embodiment, the roller surface of the roller body is distributed with felting needles.
The utility model discloses a still another purpose provides an atmospheric pressure hopper, the scheme as follows:
the utility model provides a cotton case of atmospheric pressure, includes the box, feeds cotton fan and feed cotton roller, feed cotton fan with the box intercommunication, it sets up to feed cotton roller in the box.
Still another object of the utility model is to provide a carding machine, the scheme is as follows:
a carding machine comprises a machine base and a cotton feeding roller or an air pressure cotton box which are arranged on the machine base.
The cotton feeding roller, the air pressure cotton box and the carding machine are provided with the fiber winding preventing device in any embodiment, so that corresponding technical effects can be obtained.
Drawings
FIG. 1 is a schematic structural view of an apparatus for preventing fiber entanglement according to an embodiment;
FIG. 2 is a schematic structural view of the fiber-winding preventing device shown in FIG. 1, wherein the inner portion of the circle is a sectional view;
FIG. 3 is a schematic view of a cotton feed roll including the fiber wind-up preventing device shown in FIG. 1.
Description of reference numerals:
10. a fiber entanglement preventing device; 100. a tension assembly; 200. blocking the ferrule; 110. a first tensioning member; 120. a second tension member; 130. a first adjustment member; 140. a second adjustment member; 111. a first support section; 112. a first mounting portion; 113. a first abutting portion; 1121. a first mounting plate; 1122. a first mounting nut; 131. a first adjusting bolt; 132. a first lock nut; 121. a second support portion; 122. a second mounting portion; 123. a second abutting portion; 1221. a second mounting plate; 1222. a second mounting nut; 141. a second adjusting bolt; 142. a second lock nut; 114. a first protrusion; 30. a cotton feeding roller; 310. a roller body; 320. installing a shaft; 312. a needle; 40. a mounting seat; 50. and (4) cotton flow.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model provides a prevent fibre wind for the setting is on feeding cotton roller, and the tip of feeding cotton roller is equipped with the mounting groove.
Referring to fig. 1 and 2, an apparatus 10 for preventing filament winding according to an embodiment of the present invention includes a tension assembly 100 and a blocking collar 200. The blocking collar 200 is sleeved on the tensioning assembly 100 and is expanded by the tensioning assembly 100, and the tensioning assembly 100 is used for pressing the blocking collar 200 against the side wall of the installation groove.
Above-mentioned prevent fibre wind device 10 will block that lasso 200 supports to press on the lateral wall of the mounting groove of feeding cotton roller through tensioning assembly 100, block that lasso 200 stretches out in the mounting groove, block the gap between feeding cotton roller and the mount pad, prevent to drop in the gap and twine at the installation epaxial of feeding cotton roller tip at comb and parallel cotton in-process fibre, thereby can guarantee the normal operating of feeding cotton roller, reduce equipment trouble rate, improve production efficiency, and the production cost is reduced.
The barrier collar 200 is a deformable annular structure. Alternatively, the blocking collar 200 may be, but is not limited to, felt. The felt is elastic, wear-resistant, good in flame retardance, good in sealing effect and low in cost.
As shown in fig. 2, in one example, the tensioning assembly 100 includes a first tensioning member 110, a second tensioning member 120, a first adjustment member 130, and a second adjustment member 140.
The first tensioning member 110 includes a first supporting portion 111, a first mounting portion 112, and a first abutting portion 113. The first supporting portion 111 has an arc-shaped structure, the first mounting portion 112 and the first abutting portion 113 are respectively connected to two ends of the first supporting portion 111, and the first mounting portion 112 and the first abutting portion 113 are located inside a circle where the first supporting portion 111 is located. The first mounting portion 112 is provided with a first threaded hole. The second tension member 120 includes a second supporting portion 121, a second mounting portion 122, and a second abutting portion 123. The second supporting portion 121 has an arc-shaped structure, the second mounting portion 122 and the second abutting portion 123 are respectively connected to two ends of the second supporting portion 121, and the second mounting portion 122 and the second abutting portion 123 are located inside a circle where the second supporting portion 121 is located. Wherein the second mounting portion 122 is provided with a second threaded hole.
The first and second tension members 110 and 120 are oppositely disposed. The first adjustment member 130 includes a first adjustment bolt 131, and the first adjustment bolt 131 is fitted into the first threaded hole and abuts against the second abutment portion 123. The second adjustment member 140 includes a second adjustment bolt 141, and the second adjustment bolt 141 is fitted into the second threaded hole and abuts against the first abutment portion 113. The first support 111 and the second support 121 cooperate to hold the blocker collar 200 apart.
In the above example, the first and second adjusting bolts 131 and 141 are screwed in to act on the second abutting portion 123 and the first abutting portion 113, respectively, so that the distance between the first supporting portion 111 and the second supporting portion 121 is increased, thereby exerting a tensile force on the blocking collar 200 to firmly press the blocking collar 200 against the side wall of the mounting groove. Through the above structural design, the tensioning assembly 100 can firmly press the blocking collar 200 against the side wall of the mounting groove without other supports, and the tensioning degree can be adjusted according to the size, material and the like of the blocking collar 200.
In the illustrated specific example, the first support portion 111 is a semicircular ring structure. The second supporting portion 121 is a semicircular ring structure. The barrier collar 200 is a deformable annular ring structure.
In one example, the first mounting portion 112 includes a first mounting plate 1121 and a first mounting nut 1122, and the first mounting nut 1122 is fixed to the first mounting plate 1121 and is positioned between the second abutting portion 123 and the first mounting plate 1121.
In one example, the second mount 122 includes a second mounting plate 1221 and a second mounting nut 1222, the second mounting nut 1222 being fixed to the second mounting plate 1221 and located between the first abutment 113 and the second mounting plate 1221.
In one example, the first abutting portion 113 is a plate-like structure, and is disposed in parallel with the second mounting plate 1221.
In one example, the second abutting portion 123 is a plate-like structure and is disposed parallel to the first mounting plate 1121.
In one example, the first supporting portion 111, the first mounting plate 1121, and the first abutting portion 113 are integrally formed, and may be formed by, for example, a metal strip process.
In one example, the second supporting portion 121, the second mounting plate 1221, and the second abutting portion 123 are integrally formed, and may be formed by machining a metal strip, for example.
In one example, the first adjustment member 130 further includes a first lock nut 132, and the first lock nut 132 is engaged with the first adjustment bolt 131 and is located on a side of the first mounting portion 112 away from the second abutment 123. By providing the first lock nut 132, the mounting stability of the tension assembly 100 can be improved.
In one example, the second adjustment member 140 further includes a second lock nut 142, and the second lock nut 142 is engaged with the second adjustment bolt 141 and is located on a side of the second mounting portion 122 remote from the first abutment 113. By providing the second lock nut 142, the mounting stability of the tension assembly 100 can be improved.
As shown in fig. 2, in one example, a first protrusion 114 protruding toward the blocking collar 200 is formed on an outer arc surface of the first support 111.
In the above example, the first protrusion 114 can provide resistance to the blocking collar 200, preventing the blocking collar 200 from sliding on the tensioning assembly 100.
The number of the first protrusions 114 is not limited to only one, but may be more than one, and may also better form resistance to the blocking collar 200, such as 2, 3, etc.
In one example, the first projection 114 is formed by impacting the first support 111.
In one example, the first protrusion 114 may be pointed at one end to better provide resistance to the blocking collar 200.
In one example, a second protrusion protruding toward the blocking collar 200 is formed on an outer arc surface of the second support part 121.
In the above example, the second protrusion can provide resistance to the blocking collar 200, preventing the blocking collar 200 from sliding on the tensioning assembly 100.
The number of the second protrusions is not limited to only one, but may be more than one, and may also better form resistance to the blocking collar 200, such as 2, 3, etc.
In one example, the second protrusion is formed by impacting the second support part 121.
In one example, the second protrusion is pointed at one end to better provide resistance to the blocking collar 200.
Further, referring to fig. 3, the present invention also provides a cotton feeding roller 30, which comprises a roller body 310, a mounting shaft 320 and the fiber winding preventing device 10 of any of the above examples. The end of the roller body 310 is provided with a mounting groove, the mounting shaft 320 penetrates the mounting groove and is connected to the end of the roller body 310, the tensioning assembly 100 will block the ferrule 200 from pressing against the side wall of the mounting groove, and the ferrule 200 from extending out of the mounting groove.
Above-mentioned feed cotton roller 30 will block ferrule 200 through tensioning assembly 100 and support to press on the lateral wall of mounting groove, block ferrule 200 and stretch out in the mounting groove, block the gap between roll body 310 and the mount pad 40, prevent that the fibre from dropping in the gap and winding on installation axle 320 at the comb and parallel cotton in-process to can guarantee to feed cotton roller 30's normal operating, reduce equipment failure rate, improve production efficiency, reduction in production cost.
The filament-winding preventing means 10 may be provided only at one end of the roller body 310, or may be provided at both ends of the roller body 310, respectively.
In one example, needles 312 are distributed on the roll surface of the roll body 310 for diverting the flow of cotton 50.
Further, the utility model also provides an atmospheric pressure hopper, including the box, feed cotton fan and the cotton roller 30 of feeding of any above-mentioned example, feed cotton fan and box intercommunication, feed cotton roller 30 and set up in the box.
The pneumatic hopper has the feed roll 30 of any of the above examples, and thus can achieve a corresponding technical effect.
Other structural features of the air pressure hopper are known in the art and those skilled in the art can supplement the corresponding structural features as desired.
Further, the utility model discloses still provide a carding machine, including the frame and install the feed roller 30 or the foretell atmospheric pressure hopper of any above-mentioned example on the frame.
The carding machine is provided with the cotton feeding roller of any one of the examples or the air pressure cotton box, so that corresponding technical effects can be obtained.
Other structural features of the card are known in the art and those skilled in the art can supplement the corresponding structural features as required.
The following examples are provided to further illustrate the present invention, but the present invention is not limited to the following examples, and it should be understood that the scope of the present invention is summarized by the appended claims, and those skilled in the art should realize that certain changes made to the embodiments of the present invention will be covered by the spirit and scope of the claims of the present invention.
Example 1
The present embodiment provides a filament wind-up prevention apparatus including a tensioning assembly and a blocking collar. The blocking ferrule is a circular felt and is sleeved on the tensioning assembly.
The tensioning assembly includes a first tensioning member, a second tensioning member, a first adjustment member, and a second adjustment member.
The first tensioning member includes a first support portion, a first mounting portion, and a first abutting portion. First supporting part is semicircle ring structure, and first installation department and first butt portion connect respectively in the both ends of first supporting part, and first installation department is equipped with first screw hole. The second tensioning member includes a second support portion, a second mounting portion, and a second abutment portion. The second supporting part is of a semicircular ring structure, the second mounting part and the second abutting part are connected to two ends of the second supporting part respectively, and the second mounting part is provided with a second threaded hole.
The first tensioning member and the second tensioning member are oppositely disposed. The first adjusting component comprises a first adjusting bolt and a first locking nut, and the first adjusting bolt is matched with the first threaded hole and abuts against the second abutting portion. The first lock nut is matched with the first adjusting bolt and is positioned on one side, far away from the second abutting part, of the first mounting part. The second adjusting component comprises a second adjusting bolt and a second locking nut, and the second adjusting bolt is matched with the second threaded hole and abutted against the first abutting portion. The second lock nut is matched with the second adjusting bolt and is positioned on one side, far away from the first abutting part, of the second mounting part. The first supporting part and the second supporting part are matched to prop open the blocking ferrule.
The first mounting portion comprises a first mounting plate and a first mounting nut, and the first mounting nut is fixed on the first mounting plate and is located between the second abutting portion and the first mounting plate. The second installation portion comprises a second installation plate and a second installation nut, and the second installation nut is fixed on the second installation plate and is located between the first abutting portion and the second installation plate.
The first abutting part and the second abutting part are of plate-shaped structures, the first abutting part is arranged in parallel with the second mounting plate, and the second abutting part is arranged in parallel with the first mounting plate.
A first bulge protruding towards the blocking ferrule is formed on the outer arc surface of the first supporting part. The outer arc surface of the second supporting part is provided with a second bulge protruding towards the blocking ferrule. One end of the first projection and one end of the second projection are pointed ends. The number of the first projections and the second projections is 2.
Example 2
The embodiment provides a feed cotton roller, including roll body, installation axle and prevent fibre wind device.
Pricking pins are distributed on the surface of the roller body and used for conveying cotton flow, and mounting grooves are respectively formed in the end parts of the two ends of the roller body. The installation axle passes through the mounting groove and is connected to the tip of roll body.
The fiber wind-up prevention device includes a tension assembly and a blocking ferrule. The blocking ferrule is a circular felt and is sleeved on the tensioning assembly.
The tensioning assembly includes a first tensioning member, a second tensioning member, a first adjustment member, and a second adjustment member.
The first tensioning member includes a first support portion, a first mounting portion, and a first abutting portion. First supporting part is semicircle ring structure, and first installation department and first butt portion connect respectively in the both ends of first supporting part, and first installation department is equipped with first screw hole. The second tensioning member includes a second support portion, a second mounting portion, and a second abutment portion. The second supporting part is of a semicircular ring structure, the second mounting part and the second abutting part are connected to two ends of the second supporting part respectively, and the second mounting part is provided with a second threaded hole.
The first tensioning member and the second tensioning member are oppositely disposed. The first adjusting component comprises a first adjusting bolt and a first locking nut, and the first adjusting bolt is matched with the first threaded hole and abuts against the second abutting portion. The first lock nut is matched with the first adjusting bolt and is positioned on one side, far away from the second abutting part, of the first mounting part. The second adjusting component comprises a second adjusting bolt and a second locking nut, and the second adjusting bolt is matched with the second threaded hole and abutted against the first abutting portion. The second lock nut is matched with the second adjusting bolt and is positioned on one side, far away from the first abutting part, of the second mounting part. The first supporting part and the second supporting part are matched to prop open the blocking ferrule.
The first mounting portion comprises a first mounting plate and a first mounting nut, and the first mounting nut is fixed on the first mounting plate and is located between the second abutting portion and the first mounting plate. The second installation portion comprises a second installation plate and a second installation nut, and the second installation nut is fixed on the second installation plate and is located between the first abutting portion and the second installation plate.
The first abutting part and the second abutting part are of plate-shaped structures, the first abutting part is arranged in parallel with the second mounting plate, and the second abutting part is arranged in parallel with the first mounting plate.
The tensioning assembly prevents that the lasso from supporting and pressing on the lateral wall of mounting groove, blocks that the lasso stretches out in the mounting groove, prevents that the fibre from dropping to the gap and winding on the installation axle at the comb and parallel cotton fibers prior to spinning in-process.
Example 3
This embodiment provides a cotton case of atmospheric pressure, including the box, feed cotton fan and the cotton roller of feeding that embodiment 2 provided, feed cotton fan and box intercommunication, feed the cotton roller setting in the box.
Example 4
The embodiment provides a carding machine, including the frame and the atmospheric pressure hopper that embodiment 3 provided, the atmospheric pressure hopper is installed on the frame.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A fiber winding prevention device is arranged on a cotton feeding roller, and an installation groove is formed in the end of the cotton feeding roller; the blocking ferrule is sleeved on the tensioning assembly and is spread by the tensioning assembly, and the tensioning assembly is used for pressing the blocking ferrule against the side wall of the mounting groove.
2. The filament winding prevention device according to claim 1, wherein the tension assembly includes a first tension member, a second tension member, a first adjustment member, and a second adjustment member;
the first tensioning component comprises a first supporting part, a first installation part and a first abutting part, the first supporting part is of an arc-shaped structure, the first installation part and the first abutting part are respectively connected to two ends of the first supporting part, the first installation part and the first abutting part are located inside a circle where the first supporting part is located, and the first installation part is provided with a first threaded hole; the second tensioning component comprises a second supporting part, a second mounting part and a second abutting part, the second supporting part is of an arc-shaped structure, the second mounting part and the second abutting part are respectively connected to two ends of the second supporting part, the second mounting part and the second abutting part are located inside a circle where the second supporting part is located, and the second mounting part is provided with a second threaded hole;
the first tensioning member and the second tensioning member are oppositely arranged, the first adjusting member comprises a first adjusting bolt, the first adjusting bolt is matched with the first threaded hole and abutted against the second abutting portion, the second adjusting member comprises a second adjusting bolt, the second adjusting bolt is matched with the second threaded hole and abutted against the first abutting portion, and the first supporting portion and the second supporting portion are matched to prop open the blocking ferrule.
3. The filament winding prevention device according to claim 2, wherein the first adjustment member further comprises a first lock nut engaged with the first adjustment bolt and located on a side of the first mounting portion away from the second abutting portion.
4. The filament wind-up preventing device according to claim 2, wherein the second adjusting member further comprises a second lock nut engaged with the second adjusting bolt and located on a side of the second mounting portion away from the first abutting portion.
5. The filament wind-up preventing device according to claim 2, wherein a first protrusion protruding toward the blocking collar is formed on an outer arc surface of the first support.
6. The fiber-entanglement preventing device of any one of claims 1-5, wherein the blocking ferrule is a felt.
7. A cotton feeding roller is characterized by comprising a roller body, a mounting shaft and the fiber winding prevention device as claimed in any one of claims 1 to 6, wherein the end part of the roller body is provided with a mounting groove, the mounting shaft penetrates into the mounting groove and is connected to the end part of the roller body, the tensioning assembly presses the blocking ferrule against the side wall of the mounting groove, and the blocking ferrule extends out of the mounting groove.
8. The feed roll of claim 7, wherein the roll body has a roll surface with distributed needles.
9. An air pressure hopper comprising a box, a cotton feed fan and a cotton feed roller as claimed in claim 7 or 8, the cotton feed fan communicating with the box, the cotton feed roller being disposed in the box.
10. A carding machine comprising a frame and a feed roll according to claim 7 or 8 or an air pressure hopper according to claim 9 mounted on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220127395.1U CN217077897U (en) | 2022-01-18 | 2022-01-18 | Device for preventing fiber from winding, cotton feeding roller, air pressure cotton box and carding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220127395.1U CN217077897U (en) | 2022-01-18 | 2022-01-18 | Device for preventing fiber from winding, cotton feeding roller, air pressure cotton box and carding machine |
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| Publication Number | Publication Date |
|---|---|
| CN217077897U true CN217077897U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220127395.1U Active CN217077897U (en) | 2022-01-18 | 2022-01-18 | Device for preventing fiber from winding, cotton feeding roller, air pressure cotton box and carding machine |
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| Country | Link |
|---|---|
| CN (1) | CN217077897U (en) |
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