CN115717298B - Needling machine - Google Patents
Needling machine Download PDFInfo
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- CN115717298B CN115717298B CN202211314817.7A CN202211314817A CN115717298B CN 115717298 B CN115717298 B CN 115717298B CN 202211314817 A CN202211314817 A CN 202211314817A CN 115717298 B CN115717298 B CN 115717298B
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- Prior art keywords
- needle
- gear
- arc
- outer cover
- shaped rack
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- 239000004753 textile Substances 0.000 abstract description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 5
- 239000004917 carbon fiber Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006253 high performance fiber Polymers 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Nonwoven Fabrics (AREA)
Abstract
A needling machine relates to the field of textile machinery, and comprises a frame and a needle beam driving mechanism, wherein the lower part of the needle beam driving mechanism is sequentially connected with a needle beam, a needle plate and a needling needle; two lifters are connected to the frame, a lifting beam is arranged in the frame, two ends of the lifting beam are respectively connected with the corresponding lifters, an arc-shaped rack is arranged below the lifting beam, and two ends of the arc-shaped rack are connected with the lifting beam through connecting rods; a gear seat is arranged above the needle beam driving mechanism, the gear seat is connected with a gear through a gear shaft, the gear shaft is connected with a first power mechanism, and the gear is meshed with the arc-shaped rack; the lower part of the frame is connected with a lower flat plate, a vertical rotating shaft is arranged on the lower flat plate, the lower end of the rotating shaft is connected with a rotating mechanism, the upper end of the rotating shaft is connected with a rotary table, the rotary table is arranged below the puncture needles, and the rotary table is in a frustum shape with a small upper part and a large lower part. The invention realizes the needling with the special-shaped cross section and has simple structure.
Description
Technical Field
The invention relates to the field of textile machinery, in particular to a structure of a needling machine.
Background
The needling machine is used for densely needling multi-layer fiber cloth to prepare high-performance fiber products, and the existing needling machine for non-woven cloth mainly drives a needle beam to do reciprocating linear motion in the vertical direction through a needling mechanism so as to drive a needling needle to pierce carbon fibers. Needling of carbon fibers is achieved as in patent publication number CN103161033A, CN110592809a, but needling of a profiled section cannot be achieved. For example, publication number CN102828348A discloses a special-shaped numerical control needling machine, which adopts a cantilever structure to complete loading and unloading of a workpiece, but the coordination of movements in several directions is difficult.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a needling machine which realizes needling with a special-shaped cross section and has a simple structure.
The purpose of the invention is realized in the following way: the needling machine comprises a frame and a needle beam driving mechanism, wherein the needle beam, a needle plate and a needling needle are sequentially connected below the needle beam driving mechanism; two lifters are connected to the frame, a lifting beam is arranged in the frame, two ends of the lifting beam are respectively connected with the corresponding lifters, an arc-shaped rack is arranged below the lifting beam, and two ends of the arc-shaped rack are connected with the lifting beam through connecting rods; a gear seat is arranged above the needle beam driving mechanism, the gear seat is connected with a gear through a gear shaft, the gear shaft is connected with a first power mechanism, and the gear is meshed with the arc-shaped rack; the lower part of the frame is connected with a lower flat plate, a vertical rotating shaft is arranged on the lower flat plate, the lower end of the rotating shaft is connected with a rotating mechanism, the upper end of the rotating shaft is connected with a rotary table, the rotary table is arranged below the puncture needles, and the rotary table is in a frustum shape with a small upper part and a large lower part.
Preferably, the needle beam driving mechanism is connected with a vertical screw, the screw passes through the gear seat and then is provided with a spring and a first nut, and the first nut is arranged above the spring and is connected with the screw.
Preferably, the needle beam driving mechanism comprises a shell, an outer cover, a cam shaft and a push rod; the cam shaft passes through the outer cover and the shell, one end of the cam shaft is connected with the second power mechanism, the cam shaft in the shell is connected with the cam, the cam is connected with the upper end of the push rod through the connecting pin, and the lower end of the push rod extends out of the shell and is connected with the needle beam.
Preferably, an arc hole is arranged on the outer cover, an adjusting rod is connected to the shell, and the adjusting rod extends out of the arc hole of the outer cover and is connected with a second nut.
Preferably, a flywheel is connected to the other end of the camshaft.
Preferably, the upper end of the outer cover is connected with a cushion block bottom plate, a clamping groove is formed in the cushion block bottom plate, and the arc-shaped rack is arranged in the clamping groove.
The beneficial effects of the invention are as follows: when the device works, the special-shaped carbon fibers are placed on the rotary table, and the rotary table is driven to rotate by the rotating mechanism; the two lifters drive the lifting beam to lift and drive the arc-shaped rack, the gear seat, the needle beam driving mechanism, the needle beam, the needle plate and the needle to lift together; the first power mechanism works to drive the gear shaft to rotate, so that the gear rotates, and the gear is meshed with the arc-shaped rack to move on the arc-shaped rack; the angle of the shell can be adjusted by changing the position of the adjusting rod, so that the angle of the puncture needle is adjusted; by the cooperation of the actions, the puncture needle punctures the special-shaped carbon fiber, and the limitation of the existing needling machine is broken through.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a view from A-A in fig. 1.
Fig. 3 is a view in the direction B-B of fig. 1.
Detailed Description
As shown in fig. 1 to 3, the needling machine includes a frame 17, two screw lifters 1 are connected to the frame 17, the two screw lifters 1 are connected by a link 2, and the link 2 links the two screw lifters 1 to realize synchronous lifting. A lifting beam 6 is arranged in the frame 17, two ends of the lifting beam 6 are respectively connected with the corresponding screw lifters 1, and the screw lifters 1 drive the lifting beam 6 to lift when working. An arc-shaped rack 18 is arranged below the lifting beam 6, the teeth of the arc-shaped rack 18 are upwards arranged, the left end of the arc-shaped rack 18 is low, the right end of the arc-shaped rack 18 is high, the low end of the arc-shaped rack 18 is connected with the lifting beam 6 through a long connecting rod 20, and the high end of the arc-shaped rack 18 is connected with the lifting beam 6 through a short connecting rod 7.
The needling machine still includes needle beam driving mechanism 19, needle beam driving mechanism 19 includes casing 11, dustcoat 10, camshaft 22, push rod 31, dustcoat 10 cover is on casing 11, camshaft 22 passes dustcoat 10 and casing 11, second power unit 29 is connected to one end of camshaft 22, second power unit 29 is prior art, including motor, driving pulley, driven pulley installs on camshaft 22, the motor is installed on casing 11, the driving pulley is installed on the output shaft of motor, driving pulley passes through the belt with driven pulley and links to each other. The other end of the cam shaft 22 is connected with a flywheel 21, and the flywheel 21 has the function of balancing the acting force caused by the needling part to ensure that the needling machine runs stably; and secondly, energy is stored, so that the operation is ensured to be relatively uniform.
Cam 28 is connected to cam shaft 22 in housing 11, cam 28 is connected to the upper end of push rod 31 via connecting pin 30, the lower end of push rod 31 extends out of housing 11 and is connected to needle beam 32, needle beam 32 is connected to needle plate 33, and needle 12 is connected to needle plate 33. The second power mechanism 29 operates to drive the cam shaft 22 and to reciprocate the lancet 12 up and down through the cam 28 and the push rod 31.
An arc hole 101 is provided in the housing 10, an adjusting lever 23 is attached to the case 11, and the adjusting lever 23 extends from the arc hole 101 of the housing 10 and is connected to the second nut 24. The arc hole 101 is provided on a moving locus centering on the cam shaft 22 and having a radius of a distance between the cam shaft 22 and the adjustment lever 23. By changing the position of the adjusting lever 23 in the arc-shaped hole 101, the angle of the housing 11, i.e., the angle of the lancet 12 can be adjusted. A cushion block bottom plate 27 is also connected above the outer cover 10, a clamping groove is arranged on the cushion block bottom plate 27, and the arc-shaped rack 18 is arranged in the clamping groove of the cushion block bottom plate 27.
The gear seat 3 is arranged above the outer cover 10, four vertical screws 4 are connected to the outer cover 10, the screws 4 penetrate through the gear seat 3 and then are provided with springs 5 and first nuts 26, the first nuts 26 are arranged above the springs 5 and are connected with the screws 4, two screws are located on the front side of the lifting beam 6, and the other two screws are located on the rear side of the lifting beam 6. The gear 8 is connected to the gear seat 3 through a gear shaft 9, the gear shaft 9 is connected to a first power mechanism 25, the first power mechanism 25 is a prior art, and is a gear motor, and the gear 8 is arranged above the arc-shaped rack 18 and meshed with the arc-shaped rack 18. The first power mechanism 25 works to drive the gear shaft 9 to rotate, so as to drive the gear 8 to rotate, and move along the arc-shaped rack 18, namely drive the gear seat 3, the needle beam driving mechanism 19 and the needle 12 to move together, and when moving to the left end, the needle 12 descends, and when moving to the right end, the needle 12 ascends. During movement, the four screws 4 play a guiding role, so that the gear 8 is always meshed with the arc-shaped rack 18.
The lower part of the frame 17 is connected with a lower flat plate 15, a vertical rotating shaft 14 is arranged on the lower flat plate 15, the lower end of the rotating shaft 14 is connected with a rotating mechanism 13, the rotating mechanism 13 is of the prior art and comprises a motor, a driving belt pulley, a driven belt pulley and a belt, the driving belt pulley is connected with an output shaft of the motor, the driven belt pulley is connected with the lower end of the rotating shaft 14, and the driving belt pulley is connected with the driven belt pulley through the belt. The upper end of the rotating shaft 14 is connected with a turntable 16, the turntable 16 is in a frustum shape with a small upper part and a large lower part, and the turntable 16 is arranged below the puncture needle 12.
When the device works, special-shaped carbon fibers are placed on the rotary table 16, and the rotary table 16 is driven to rotate by the rotary mechanism 13; the two screw lifters 1 drive the lifting beam 6 to lift and drive the arc-shaped rack 18, the gear seat 3, the needle beam driving mechanism 19, the needle beam 32, the needle plate 33 and the needle 12 to lift together; the first power mechanism 25 works to drive the gear shaft 9 to rotate, so that the gear 8 rotates, and the gear 8 is meshed with the arc-shaped rack 18 to move on the arc-shaped rack 18; changing the position of the adjustment lever adjusts the angle of the housing 23 and thus the angle of the lancet 12; by the cooperation of these several actions, the spike 12 pierces the profiled carbon fibre.
Claims (4)
1. The needling machine comprises a frame and a needle beam driving mechanism, wherein the needle beam, a needle plate and a needling needle are sequentially connected below the needle beam driving mechanism; the method is characterized in that: two lifters are connected to the frame, a lifting beam is arranged in the frame, two ends of the lifting beam are respectively connected with the corresponding lifters, an arc-shaped rack is arranged below the lifting beam, and two ends of the arc-shaped rack are connected with the lifting beam through connecting rods; the needle beam driving mechanism comprises a shell, an outer cover, a cam shaft and a push rod; the outer cover is sleeved on the shell, the cam shaft penetrates through the outer cover and the shell, one end of the cam shaft is connected with the second power mechanism, the cam shaft in the shell is connected with the cam, the cam is connected with the upper end of the push rod through the connecting pin, and the lower end of the push rod extends out of the shell and is connected with the needle beam; a gear seat is arranged above the outer cover, the gear seat is connected with a gear through a gear shaft, the gear shaft is connected with a first power mechanism, and the gear is meshed with the arc-shaped rack; the outer cover is connected with a vertical screw rod, the screw rod passes through the gear seat and then is provided with a spring and a first nut, and the first nut is arranged above the spring and is connected with the screw rod; the lower part of the frame is connected with a lower flat plate, a vertical rotating shaft is arranged on the lower flat plate, the lower end of the rotating shaft is connected with a rotating mechanism, the upper end of the rotating shaft is connected with a rotary table, the rotary table is arranged below the puncture needles, and the rotary table is in a frustum shape with a small upper part and a large lower part.
2. The needling machine of claim 1, characterized in that: an arc hole is formed in the outer cover, an adjusting rod is connected to the shell, and the adjusting rod extends out of the arc hole of the outer cover and is connected with a second nut.
3. The needling machine of claim 1, characterized in that: and the other end of the cam shaft is connected with a flywheel.
4. The needling machine of claim 1, characterized in that: the upper end of the outer cover is connected with a cushion block bottom plate, a clamping groove is formed in the cushion block bottom plate, and the arc-shaped rack is arranged in the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211314817.7A CN115717298B (en) | 2022-10-26 | 2022-10-26 | Needling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211314817.7A CN115717298B (en) | 2022-10-26 | 2022-10-26 | Needling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115717298A CN115717298A (en) | 2023-02-28 |
| CN115717298B true CN115717298B (en) | 2023-11-14 |
Family
ID=85254397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211314817.7A Active CN115717298B (en) | 2022-10-26 | 2022-10-26 | Needling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115717298B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202898738U (en) * | 2012-09-12 | 2013-04-24 | 宝鸡赛威重型机床制造有限公司 | Special-shaped numerical control needle machine |
| CN210537903U (en) * | 2019-08-16 | 2020-05-19 | 海南中橡科技有限公司 | Needle-punching rubber cutting machine driven by link mechanism |
| CN212771285U (en) * | 2020-05-27 | 2021-03-23 | 张家港伟诺复合材料有限公司 | Needle machine for carbon fiber |
| CN113969466A (en) * | 2021-10-29 | 2022-01-25 | 西安美兰德新材料有限责任公司 | Special needling machine for processing crucible support prefabricated body |
| CN215757896U (en) * | 2021-04-02 | 2022-02-08 | 宜兴市飞舟高新科技材料有限公司 | Novel carbon fiber layering and needling integrated forming equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200806839A (en) * | 2006-05-20 | 2008-02-01 | Saurer Gmbh & Amp Co Kg | Apparatus for needling a non-woven web |
-
2022
- 2022-10-26 CN CN202211314817.7A patent/CN115717298B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202898738U (en) * | 2012-09-12 | 2013-04-24 | 宝鸡赛威重型机床制造有限公司 | Special-shaped numerical control needle machine |
| CN210537903U (en) * | 2019-08-16 | 2020-05-19 | 海南中橡科技有限公司 | Needle-punching rubber cutting machine driven by link mechanism |
| CN212771285U (en) * | 2020-05-27 | 2021-03-23 | 张家港伟诺复合材料有限公司 | Needle machine for carbon fiber |
| CN215757896U (en) * | 2021-04-02 | 2022-02-08 | 宜兴市飞舟高新科技材料有限公司 | Novel carbon fiber layering and needling integrated forming equipment |
| CN113969466A (en) * | 2021-10-29 | 2022-01-25 | 西安美兰德新材料有限责任公司 | Special needling machine for processing crucible support prefabricated body |
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| Publication number | Publication date |
|---|---|
| CN115717298A (en) | 2023-02-28 |
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