CN212025509U - Drafting machine capable of avoiding filament bundle slipping - Google Patents
Drafting machine capable of avoiding filament bundle slipping Download PDFInfo
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- CN212025509U CN212025509U CN202020495438.2U CN202020495438U CN212025509U CN 212025509 U CN212025509 U CN 212025509U CN 202020495438 U CN202020495438 U CN 202020495438U CN 212025509 U CN212025509 U CN 212025509U
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- tensioning
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- filament bundle
- stretching
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Abstract
The utility model discloses a avoid drafting machine that tow skidded relates to the technical field of drafting machine, has solved because the tow skids to influence the problem of drafting machine traction effect, it is including setting up tensioning piece on the support, and the first stretching roller in the stretching roller of last three is vertical slides on the support, tensioning piece is used for driving sliding of stretching roller. When the tows are in the process of drafting and slip, the tensioning piece is started and drives the stretching roller to slide upwards, so that the tows are tensioned, the friction force between the tows and the stretching roller is increased, the tows are prevented from slipping, and the drafting effect of the drafting machine is improved.
Description
Technical Field
The utility model belongs to the technical field of the technique of draft machine and specifically relates to a draft machine of avoiding silk bundle to skid is related to.
Background
At present, in the spinning post-treatment process, a tow needs to be drawn, the orientation degree of a molecular chain of the tow is improved, and the tow has certain strength and elongation, a drawing machine is equipment for drawing the tow, the tow is arranged between the two drawing machines in a penetrating mode, and the drawing of the tow is realized through the speed difference between the two drawing machines.
As shown in fig. 1, the prior art discloses a drafting machine comprising a frame 100, a stretching roller 110 horizontally rotating on the frame 100, 7 stretching rollers 110 arranged in a top-three-top-four arrangement and passing through the frame 100. A first motor 120 is installed on the ground of one side, far away from the stretching rollers 110, of the support 100 through bolts, three first belt pulleys 121 are coaxially fixed on an output shaft of the first motor 120, second belt pulleys 122 are coaxially fixed on the stretching rollers 110 of the upper third, and the three first belt pulleys 121 are in transmission connection with the three second belt pulleys 122 through belts respectively. The second motor 130 is installed on the ground on the other side of the first motor 120 through a bolt, four third belt pulleys 131 are coaxially fixed to an output shaft of the second motor 130, fourth belt pulleys 132 are coaxially fixed to the lower four stretching rollers 110, and the four third belt pulleys 131 are respectively in transmission connection with the four fourth belt pulleys 132 through belts. The first motor 120 rotates in the opposite direction to the second motor 130. After the filament bundle 200 sequentially passes through the seven stretching rollers 110, the first motor 120 and the second motor 130 are simultaneously started, so that the upper three stretching rollers 110 and the lower four stretching rollers 110 synchronously and oppositely move, and the filament bundle 200 is subjected to transmission stretching.
However, the friction between the tow 200 and the drawing roller 110 is not large enough, so that a slip phenomenon often occurs between the tow 200 and the drawing roller 110, thereby affecting the drawing effect of the drawing machine on the tow 200.
SUMMERY OF THE UTILITY MODEL
The drafting machine is used for improving the effect of the drafting machine on the tows.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides an avoid drafting machine that tow skidded, is including setting up tensioning piece on the support, and the vertical sliding of first stretch out roller in the stretch out roller of last three is on the support, tensioning piece is used for driving the sliding of stretch out roller.
Through adopting above-mentioned technical scheme, when the silk bundle at the in-process of draft, after the phenomenon of skidding takes place, start tensioning, the upglide of tensioning drive drawing roller to make the silk bundle tensioning, increased the frictional force between silk bundle and the drawing roller, thereby avoided the silk bundle to skid, improved the drafting effect of draft machine.
Further: the tensioning member includes the take-up pulley, the take-up pulley slides and rotates on the support, the slip direction of take-up pulley is parallel with silk bundle transmission direction, set up vertical slip hole on the support, in the last three stretching roller first stretching roller passes the slip hole, connects through belt transmission between the second belt pulley on a first belt pulley, take-up pulley and the first stretching roller.
Through adopting above-mentioned technical scheme, after the phenomenon of skidding appears in the silk bundle, slide on the drive second belt pulley, because the rate of tension of belt is certain between first belt pulley, take-up pulley and the second belt pulley, when consequently the second belt pulley slides on the plane, the drive take-up pulley is close to first belt pulley horizontal slip to when making the tensioning roller with the silk bundle tensioning, can not influence the rotation of first motor drive tensioning roller again.
Further: the support is provided with a first sliding groove along the tow conveying direction, a tensioning block slides in the first sliding groove, the tensioning wheel rotates on the tensioning block, a resisting spring is placed in the first sliding groove, and two ends of the resisting spring are fixedly connected with the side wall of the first sliding groove and the tensioning block respectively.
Through adopting above-mentioned technical scheme, when the second belt pulley upglide, slide through the belt drive take-up pulley, the take-up pulley extrusion supports tight spring, and simultaneously, the take-up pulley can support the belt tightly under the elasticity that supports tight spring again.
Further: a first air cylinder is vertically fixed on the support, and the stretching roller is rotatably connected with a piston rod of the first air cylinder.
Through adopting above-mentioned technical scheme, the purpose that sets up first cylinder is, and it is to slide and the silk bundle needs be according to the tensioning of technology demand to appear when the silk bundle, starts first cylinder, and first cylinder stretches to drive the last slip of stretch rolls, make stretch rolls with silk bundle automatic tensioning.
Further: the stretching roller coaxially rotates to form two supporting blocks, and the two supporting blocks are respectively connected with two side faces of the support in a sliding mode.
Through adopting above-mentioned technical scheme, the purpose that sets up the supporting shoe is, plays the supporting role to the drawing roller, avoids the drawing roller to receive the pressure of dead weight and silk bundle for the fracture of drawing roller and first cylinder junction.
Further: guide grooves are vertically formed in the supports on the two sides of the sliding hole, guide blocks are fixed on the two supporting blocks, and the guide blocks are connected with the guide grooves in a sliding mode.
Through adopting above-mentioned technical scheme, the purpose that sets up the guide way is, plays the guide effect to the slippage of supporting shoe.
Further: a vertical second cylinder is fixed on the ground, a horizontal press roller is rotated on the second cylinder, and the press roller is abutted to the four lower stretching rollers.
Through adopting above-mentioned technical scheme, the purpose that sets up the compression roller is, when the silk bundle carries out the draft transmission, starts the second cylinder, and the second cylinder stretches to drive the compression roller and compress tightly the silk bundle, further avoid the silk bundle to skid, improve the draft effect of draft machine.
Further: the compression roller is wrapped with a rubber layer.
Through adopting above-mentioned technical scheme, set up the purpose on the compression roller of rubber layer, increase the frictional force between silk bundle and the compression roller to further avoid the silk bundle to skid.
To sum up, the utility model discloses a beneficial technological effect does:
1. the first drawing roller in the upper three drawing rollers slides vertically on the support, when a slipping phenomenon occurs in the process of drawing the tows, the tensioning piece is started, drives the drawing rollers to slide upwards, so that the tows are tensioned, the friction force between the tows and the drawing rollers is increased, the tows are prevented from slipping, and the drawing effect of the drawing machine is improved;
2. the purpose of arranging the abutting spring is that when the second belt pulley slides upwards, the belt drives the tensioning wheel to slide, the tensioning wheel extrudes the abutting spring, and meanwhile, the tensioning wheel can abut the belt under the elastic force of the abutting spring;
3. the purpose that sets up the compression roller is, when the silk bundle carries out the draft transmission, starts the second cylinder, and the second cylinder stretches to drive the compression roller and compress tightly the silk bundle, further avoid the silk bundle to skid, improve the draft effect of draft machine.
Drawings
FIG. 1 is a schematic view of the overall structure of the prior art;
FIG. 2 is a schematic view of the overall structure of the present embodiment;
FIG. 3 is an exploded view showing the connection of the tension member to the bracket;
fig. 4 is a schematic view showing the overall structure of the press roll.
Reference numerals: 100. a support; 110. a stretching roller; 120. a first motor; 121. a first pulley; 122. a second pulley; 130. a second motor; 131. a third belt pulley; 132. a fourth belt pulley; 140. a tensioning member; 141. a tension wheel; 142. a sliding hole; 143. a first chute; 144. a tensioning block; 145. the spring is tightly propped; 146. a first cylinder; 150. a support block; 151. a guide groove; 152. a guide block; 160. a second cylinder; 161. a compression roller; 162. a rubber layer; 200. and (4) carrying out silk bundle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 2, for the drawing machine for avoiding the filament bundle slipping disclosed by the present invention, the first drawing roller 110 of the third drawing rollers 110 vertically slides on the support 100, and the tension member 140 for driving the drawing rollers 110 to slide is disposed on the support 100. When the filament bundle 200 is in the process of drafting and slipping, the tensioning member 140 is started, and the tensioning member 140 drives the stretching roller 110 to slide upwards, so that the filament bundle 200 is tensioned, the friction force between the filament bundle 200 and the stretching roller 110 is increased, the filament bundle 200 is prevented from slipping, and the drafting effect of the drafting machine is improved.
As shown in fig. 3, the tensioning member 140 includes a tensioning wheel 141, the tensioning wheel 141 is slidably rotated on the bracket 100, and the sliding direction of the tensioning wheel 141 is parallel to the conveying direction of the tow 200. A vertical sliding hole 142 is formed in the bracket 100, the first stretching roller 110 of the third stretching rollers 110 passes through the sliding hole 142, and a first belt pulley 121, a tension pulley 141 and a second belt pulley 122 on the first stretching roller 110 are in transmission connection through a belt. After the tow 200 slips, the second pulley 122 is driven to slide upwards, and in order to keep the tightness of the belt among the first pulley 121, the tensioning pulley 141 and the second pulley 122 constant, the tensioning pulley 141 is driven to horizontally slip while the second pulley 122 slides upwards, so that the tensioning pulley 141 is close to the first pulley 121, and the rotation of the first motor 120 driving the stretching roller 110 is not influenced while the stretching roller 110 tensions the tow 200.
In order to enable the tensioning wheel 141 to realize automatic adjustment when the stretching roller 110 is lifted, a first sliding groove 143 is formed in the bracket 100 along the conveying direction of the filament bundle 200, a tensioning block 144 slides in the first sliding groove 143, and the tensioning wheel 141 rotates on the tensioning block 144 through a rotating shaft. A tightening spring 145 is placed in the first sliding groove 143, and both ends of the tightening spring 145 are respectively welded to the side wall of the first sliding groove 143 and the tension block 144. When the second pulley 122 slides upwards, the belt drives the tension pulley 141 to slide, the tension pulley 141 presses the abutting spring 145, and meanwhile, the tension pulley 141 can abut against the belt under the elastic force of the abutting spring 145.
In order to drive the stretching roller 110 to slide, a first air cylinder 146 is vertically installed at the upper end of the bracket 100 through a bolt, the stretching roller 110 is rotatably connected with a piston rod of the first air cylinder 146, and the first air cylinder 146 is powered by an air compressor.
In order to avoid the connection between the stretching roller 110 and the first cylinder 146 from being broken due to the dead weight of the stretching roller 110 and the excessive pressure of the filament bundle 200, two supporting blocks 150 are coaxially rotated on the stretching roller 110, the two supporting blocks 150 are respectively connected with two side surfaces of the bracket 100 in a vertical sliding manner, and a piston rod of the first cylinder 146 is fixedly connected with the supporting blocks 150. The support blocks 150 support the drawing roll 110.
In order to guide the sliding of the supporting blocks 150, vertical guide grooves 151 are formed in two sides of the sliding hole 142, the two supporting blocks 150 are welded with guide blocks 152, and the guide blocks 152 are connected with the guide grooves 151 in a sliding manner.
As shown in fig. 4, in order to further prevent the tows 200 from slipping and improve the drafting effect of the drafting machine, four vertical second cylinders 160 are installed on the ground through bolts, and the second cylinders 160 are powered by an air compressor. Horizontal press rollers 161 are respectively rotated on the four second air cylinders 160 through a rotating frame, and the four press rollers 161 are respectively abutted against the lower four stretching rollers 110. When the tows 200 are subjected to drafting transmission, the second air cylinder 160 is started, and the second air cylinder 160 stretches, so that the compression roller 161 is driven to compress the tows 200.
In order to increase the friction between the filament bundle 200 and the press rollers 161 and further avoid the filament bundle 200 from slipping, the four press rollers 161 are wrapped with rubber layers 162.
The specific working process of this embodiment: after the filament bundle 200 sequentially passes through the seven stretching rollers 110, the second air cylinder 160 is started, and the second air cylinder 160 stretches, so that the filament bundle 200 is compressed, and the possibility of slippage during stretching of the filament bundle 200 is reduced. When the drawing machine works and the tows 200 still slip or the tows 200 need to be tensioned according to the process requirements, the first cylinder 146 is started, the first cylinder 146 stretches to drive the stretching roller 110 to slide upwards, meanwhile, the tensioning wheel 141 slides close to the first belt pulley 121 to extrude and support the spring 145 tightly, and therefore the rotation of the stretching roller 110 cannot be influenced while the stretching roller 110 tensions the tows 200.
Claims (8)
1. The utility model provides a draw machine that avoids tow to skid which characterized in that: the device comprises a tensioning piece (140) arranged on a support (100), wherein the first stretching roller (110) in the third stretching rollers (110) vertically slides on the support (100), and the tensioning piece (140) is used for driving the sliding of the stretching rollers (110).
2. A draw machine for avoiding filament bundle slippage according to claim 1, wherein: the tensioning member (140) comprises a tensioning wheel (141), the tensioning wheel (141) slides and rotates on the support (100), the sliding direction of the tensioning wheel (141) is parallel to the transmission direction of the tows (200), the support (100) is provided with a vertical sliding hole (142), the first stretching roller (110) of the third stretching rollers (110) penetrates through the sliding hole (142), and a first belt pulley (121), the tensioning wheel (141) and a second belt pulley (122) on the first stretching roller (110) are in transmission connection through a belt.
3. A draw machine for avoiding filament bundle slippage according to claim 2, wherein: the support (100) is provided with a first sliding groove (143) along the conveying direction of the tows (200), a tensioning block (144) is arranged in the first sliding groove (143) in a sliding mode, the tensioning wheel (141) rotates on the tensioning block (144), a resisting spring (145) is placed in the first sliding groove (143), and two ends of the resisting spring (145) are fixedly connected with the side wall of the first sliding groove (143) and the tensioning block (144) respectively.
4. A draw machine for avoiding filament bundle slippage according to claim 3, wherein: a first air cylinder (146) is vertically fixed on the support (100), and the stretching roller (110) is rotatably connected with a piston rod of the first air cylinder (146).
5. A drafting machine for avoiding the filament bundle slipping as claimed in claim 4, wherein: the stretching roller (110) coaxially rotates to be provided with two supporting blocks (150), and the two supporting blocks (150) are respectively connected with two side faces of the support (100) in a vertical sliding mode.
6. A drafting machine for avoiding the filament bundle slipping as claimed in claim 5, wherein: guide grooves (151) are vertically formed in the supports (100) on the two sides of the sliding hole (142), guide blocks (152) are fixed on the two support blocks (150), and the guide blocks (152) are connected with the guide grooves (151) in a sliding mode.
7. A drafting machine for avoiding the filament bundle slipping as claimed in claim 6, wherein: a vertical second air cylinder (160) is fixed on the ground, a horizontal press roller (161) rotates on the second air cylinder (160), and the press roller (161) is abutted to the lower four stretching rollers (110).
8. The drawing machine for avoiding the slipping of the filament bundle according to claim 7, wherein: the pressure roller (161) is wrapped with a rubber layer (162).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020495438.2U CN212025509U (en) | 2020-04-07 | 2020-04-07 | Drafting machine capable of avoiding filament bundle slipping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020495438.2U CN212025509U (en) | 2020-04-07 | 2020-04-07 | Drafting machine capable of avoiding filament bundle slipping |
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| Publication Number | Publication Date |
|---|---|
| CN212025509U true CN212025509U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020495438.2U Active CN212025509U (en) | 2020-04-07 | 2020-04-07 | Drafting machine capable of avoiding filament bundle slipping |
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| CN (1) | CN212025509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180397A (en) * | 2021-11-22 | 2022-03-15 | 江苏华西村股份有限公司 | Bundling and drafting integrated equipment and method for producing polyester spunlace short fibers |
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2020
- 2020-04-07 CN CN202020495438.2U patent/CN212025509U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180397A (en) * | 2021-11-22 | 2022-03-15 | 江苏华西村股份有限公司 | Bundling and drafting integrated equipment and method for producing polyester spunlace short fibers |
| CN114180397B (en) * | 2021-11-22 | 2023-10-03 | 江苏华西村股份有限公司 | Bundling and drafting integrated equipment and method for producing polyester spun-laced short fibers |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230625 Address after: West of Maguanzhuang Village, Yanzhuang Street, Gangcheng District, Jinan City, Shandong Province 250000 Patentee after: Shandong Jinsheng Fiber Co.,Ltd. Address before: 250000 weijiawa village, Gaozhuang sub district office, Laicheng District, Laiwu City, Jinan City, Shandong Province Patentee before: Laiwu Fuxin fiber products Co.,Ltd. |