CN214142790U - Felting needle for producing non-woven fabric - Google Patents
Felting needle for producing non-woven fabric Download PDFInfo
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- CN214142790U CN214142790U CN202022600847.7U CN202022600847U CN214142790U CN 214142790 U CN214142790 U CN 214142790U CN 202022600847 U CN202022600847 U CN 202022600847U CN 214142790 U CN214142790 U CN 214142790U
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Abstract
The utility model relates to a felting needle for producing non-woven fabrics, including needle handle, needle body and syringe needle, be integrated into one piece setting between needle handle, needle body and the syringe needle, the syringe needle is including connecting the one-sided linkage segment of needle body and connecting the one-sided needle point of linkage segment, the linkage segment cross-section is the polygon setting be equipped with a plurality of barb on the linkage segment outer wall, through setting up the syringe needle into linkage segment and needle point, set up the cross-section of linkage segment into triangle-shaped, is equipped with a plurality of barb on the linkage segment outer wall, has improved the area of contact between fibre and the linkage segment outer wall, has made things convenient for the fibre on barb upper strata and the fibre of lower floor to embrace and close, has improved the machining efficiency to the non-woven fabrics.
Description
Technical Field
The application relates to a non-woven fabric production device, in particular to a felting needle for producing non-woven fabric.
Background
The manufacture process of the non-woven fabric is different from the traditional weaving process. The nonwoven fabric is characterized by no need of spinning and the manufacturing process is similar to the papermaking process.
At present, the fiber is directly and continuously processed into non-woven fabric on a production line; in a nonwoven fabric production line, fibers that are oriented or randomly arranged are combined by a method such as rubbing, cohesion, adhesion, etc., and repeatedly punctured in a direction perpendicular to the surface of a nonwoven fabric by a needle loom or a needle loom set to form a nonwoven fabric.
A non-woven needle, named as needle, is made by directly contacting fiber material in the production of non-woven fabric, and features that the needle plate is used to fix and move up and down to puncture the fiber material, and the forward and backward teeth on the needle head are used to repeatedly press and pull the fiber while the fiber is drawn, wound and bound to form a ring.
Conventional needling machines are generally arranged in a cylindrical manner.
In view of the above-mentioned related technologies, the inventor believes that when the cylindrical needles are shuttled in the fiber, the needles are arranged in an arc shape, and the fiber is in a straight cylindrical shape, so that the contact area between the outer wall of the needle and the fiber is small, and the driving efficiency of the needle for the fiber is low.
SUMMERY OF THE UTILITY MODEL
In order to improve the processing efficiency of the non-woven fabric, the application provides a felting needle for producing the non-woven fabric.
The application provides a felting needle for producing non-woven fabrics, adopts following technical scheme:
the utility model provides a felting needle for producing non-woven fabrics, includes needle handle, needle body and syringe needle, be the integrated into one piece setting between needle handle, needle body and the syringe needle, the syringe needle is including connecting the one end linkage segment of needle body and connecting the one end needle point of linkage segment, the linkage segment cross-section is the polygon setting be equipped with a plurality of barb on the linkage segment outer wall.
Through adopting above-mentioned technical scheme, through setting up the syringe needle into linkage segment and needle point, set up the cross-section of linkage segment into triangle-shaped, be equipped with a plurality of barb on the linkage segment outer wall, through such setting, simple structure, convenient operation has made things convenient for the contact between fibre and the linkage segment outer wall, has made things convenient for the fibre on upper strata and the fibre of lower floor to embrace through the barb, has improved the machining efficiency to the non-woven fabrics.
Optionally, the cross section of the connecting section is arranged in a regular triangle.
Optionally, the needle body and the connecting section are smoothly arranged.
Through adopting above-mentioned technical scheme, through setting up the cross-section with the linkage segment into regular triangle, be slick and sly setting between needle body and the linkage segment, through such setting, simple structure, convenient operation has made things convenient for linkage segment and needle body to shuttle in the fibre.
Optionally, the mounting groove has been seted up on the arris of linkage segment, the both sides of mounting groove respectively with two adjacent face intercommunications in the linkage segment, barb fixed connection is on the mounting groove inner wall, the barb is the slope setting, and the one end of barb extends towards the needle point.
Through adopting above-mentioned technical scheme, through offering the mounting groove on the arris of taking the stage, two adjacent face intercommunications on the both sides of mounting groove and the linkage segment, barb fixed connection is on the mounting groove inner wall, and the barb is the one end of slope setting and barb and extends towards the needle point, through such setting, simple structure, convenient operation has made things convenient for the operator to pass through barb drive fibre motion.
Optionally, the distance from one end of the barb far away from the connecting section to the axis of the connecting section is larger than the radius of the circumscribed circle of the cross section of the connecting section.
Through adopting above-mentioned technical scheme, the end through keeping away from the linkage segment with the barb is greater than the radius of the circumscribed circle in the cross-section of linkage segment to the distance of the axis of linkage segment, through such setting, simple structure, convenient operation has further made things convenient for the operator to pass through the barb and has driven the fibrous one end in upper strata to the lower floor.
Optionally, a connecting groove has been seted up on the barb upper surface fixedly connected with one in the connecting groove is in the same direction as the thorn, set up and incline towards the linkage segment in the same direction as the one end of thorn.
Through adopting above-mentioned technical scheme, through having seted up a connecting groove on the barb upper surface, fixedly connected with one is in the same direction as the thorn in the connecting groove, and the one end of in the same direction as the thorn sets up and inclines towards the linkage segment, through such setting, simple structure, convenient operation has made things convenient for through in the same direction as the thorn with the fibrous one end drive of lower floor to the upper strata.
Optionally, the needle body includes first section and second section, and the cross-section of first section and second section all is circular setting, and the diameter of second section is less than between the first section, is sleek setting between first section and the second section, is sleek setting between second end and the linkage segment.
Through adopting above-mentioned technical scheme, through setting up the needle body into first section and second section, the diameter of second section is less than the diameter of first end, through such setting, simple structure, convenient operation has made things convenient for the needle body to shuttle through in the fibre.
Optionally, the needle handle is perpendicular to the first section, the diameter of the needle handle is the same as that of the first section, and a groove is formed in the outer wall of one end, close to the needle handle, of the first section.
Through adopting above-mentioned technical scheme, through setting up the needle handle and first section to perpendicular, the diameter of needle handle is the same with the diameter of first section, has seted up a connecting groove on the one end outer wall that first section is close to the needle handle, through such setting, simple structure, convenient operation has improved the installation stability of felting needle through having set up even groove.
Optionally, the needle handle, the needle body and the needle head are integrally formed by high-carbon tool steel, and a wear-resistant layer is electroplated on the outer walls of the needle handle, the needle body and the needle head.
Through adopting above-mentioned technical scheme, through setting up needle handle, needle body and syringe needle by high carbon instrument steel integrated into one piece, plated a wearing layer on needle handle, needle body, syringe needle outer wall, through such setting, simple structure, convenient operation has improved the life of felting needle.
In summary, the present application includes at least one of the following beneficial technical effects:
the contact area between the fibers and the outer wall of the connecting section is increased, the fibers on the upper layer and the fibers on the lower layer are convenient to cohere through the barbs, and the processing efficiency of the non-woven fabric is improved;
the service life of the felting needle is prolonged;
through having set up even groove, improved the installation stability of felting needle.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is an enlarged view at a in fig. 1.
Figure 3 is a cross-sectional view of the needle body in an embodiment of the present application.
Description of reference numerals: 1. a needle handle; 2. a needle body; 3. a needle head; 4. a connecting section; 5. a needle tip; 6. a barb; 7. mounting grooves; 8. connecting grooves; 9. arranging thorns; 10. a first stage; 11. a second stage; 12. connecting the grooves; 13. and a wear-resistant layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a felting needle for producing non-woven fabric.
As shown in FIG. 1, a needle for producing a nonwoven fabric comprises a needle shaft 1, a needle body 2 and a needle head 3, wherein the needle shaft 1, the needle body 2 and the needle head 3 are integrally formed by high carbon tool steel, the hardness of the needle shaft 1 is 42HRC, the hardness of the needle body 2 is 48HRC, and the hardness of the needle head 3 is 56 HRC.
As shown in fig. 1 and 2, the needle body 2 comprises a first section 10 and a second section 11, the cross sections of the first section 10 and the second section 11 are both in circular arrangement, the diameter of the second section 11 is smaller than that of the first section 10, the first section 10 and the second section 11 are in smooth arrangement, the second end and the needle head 3 are in smooth arrangement, the needle handle 1 and the first section 10 are in vertical arrangement, and a connecting groove 12 is formed in the outer wall of one end of the first section 10, which is close to the needle handle 1.
As shown in fig. 1 and 2, the needle tip 5 includes a connecting section 4 and a needle tip 5, one end of the connecting section 4 is fixedly connected to one end of the second section 11, the connecting section 4 and one end of the second section 11 are smoothly arranged, and the cross section of the connecting section 4 is arranged in a regular triangle.
As shown in fig. 1 and 2, a mounting groove 7 is provided on the edge of the connecting section 4, a connecting line between the mounting grooves 7 on the edge of the connecting section 4 is spirally arranged, two sides of the mounting groove 7 are respectively communicated with two surfaces of the connecting section 4, a barb 6 is fixedly connected to the inner wall of the mounting groove 7, the barb 6 is obliquely arranged, and one end of the barb 6 extends towards the needle point 5.
As shown in fig. 1 and 2, for better hooking of the barbs 6 to the fibers, the distance from the end of the barbs 6 remote from the connecting section 4 to the axis of the connecting section 4 is greater than the radius of the circumscribed circle of the cross-section of the connecting section 4.
As shown in fig. 1 and 2, in order to drive the fiber below upwards, a connecting groove 8 is formed on the upper surface of the barb 6, a forward thorn 9 is fixedly connected to the connecting groove 8, and one end of the forward thorn 9 is arranged upwards and inclines towards the connecting section 4.
As shown in figures 1 and 3, the outer walls of the needle handle 1, the needle body 2 and the needle head 3 are plated with a wear-resistant layer 13, and the wear-resistant layer 13 is formed by chromium metal.
The implementation principle of the felting needles for producing the non-woven fabric is as follows: when the felting needle is used, the felting needle moves downwards, under the action of the barb 6, the felting needle drives one end of the fiber in the upper layer of the non-woven fabric to drive towards the lower layer, one end of the fiber in the upper layer is encircled with the fiber in the lower layer, and when the felting needle moves upwards, under the action of the clockwise thorn 9, one end of the fiber in the lower layer is encircled with the fiber in the upper layer.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. A needle for producing a nonwoven, characterized in that: including needle handle (1), needle body (2) and syringe needle (3), be integrated into one piece setting between needle handle (1), needle body (2) and syringe needle (3), syringe needle (3) are including connecting linkage segment (4) that one end is served to needle body (2) and connecting needle point (5) that one end is served to linkage segment (4), linkage segment (4) cross-section is polygon setting, be equipped with a plurality of barb (6) on linkage segment (4) outer wall, seted up a mounting groove (7) on the arris of linkage segment (4), the both sides of mounting groove (7) communicate with two adjacent faces in linkage segment (4) respectively, barb (6) fixed connection is on mounting groove (7) inner wall, barb (6) are the slope setting, and the one end of barb (6) extends towards needle point (5), a connecting groove (8) have been seted up on barb (6) upper surface, fixedly connected with in spread groove (8) is in the same direction as thorn (9), set up and incline towards linkage segment (4) in the same direction as the one end of thorn (9) up.
2. A needle for producing a nonwoven as claimed in claim 1, characterized in that: the cross section of the connecting section (4) is arranged in a regular triangle.
3. A needle for producing a nonwoven as claimed in claim 2, characterized in that: the needle body (2) and the connecting section (4) are smoothly arranged.
4. A needle for producing a nonwoven as claimed in claim 1, characterized in that: the distance from one end of the barb (6) far away from the connecting section (4) to the axis of the connecting section (4) is larger than the radius of a circumscribed circle of the cross section of the connecting section (4).
5. A needle for producing a nonwoven as claimed in claim 1, characterized in that: the needle body (2) comprises a first section (10) and a second section (11), the cross sections of the first section (10) and the second section (11) are all in circular arrangement, the diameter of the second section (11) is smaller than that of the first section (10), the first section (10) and the second section (11) are in smooth arrangement, and the second end and the connecting section (4) are in smooth arrangement.
6. A needle for producing a nonwoven as claimed in claim 5, characterized in that: the needle handle (1) is perpendicular to the first section (10), the diameter of the needle handle (1) is the same as that of the first section (10), and a connecting groove (12) is formed in the outer wall of one end, close to the needle handle (1), of the first section (10).
7. A needle for producing a nonwoven as claimed in claim 1, characterized in that: the needle handle (1), the needle body (2) and the needle head (3) are integrally formed by high-carbon tool steel, and the outer walls of the needle handle (1), the needle body (2) and the needle head (3) are plated with a wear-resistant layer (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022600847.7U CN214142790U (en) | 2020-11-11 | 2020-11-11 | Felting needle for producing non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022600847.7U CN214142790U (en) | 2020-11-11 | 2020-11-11 | Felting needle for producing non-woven fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214142790U true CN214142790U (en) | 2021-09-07 |
Family
ID=77563598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022600847.7U Active CN214142790U (en) | 2020-11-11 | 2020-11-11 | Felting needle for producing non-woven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214142790U (en) |
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2020
- 2020-11-11 CN CN202022600847.7U patent/CN214142790U/en active Active
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