CN102260938B - Sliver density detection device of carding machine - Google Patents
Sliver density detection device of carding machine Download PDFInfo
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- CN102260938B CN102260938B CN 201110175651 CN201110175651A CN102260938B CN 102260938 B CN102260938 B CN 102260938B CN 201110175651 CN201110175651 CN 201110175651 CN 201110175651 A CN201110175651 A CN 201110175651A CN 102260938 B CN102260938 B CN 102260938B
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- sliver
- displacement transducer
- lever
- detection lever
- carding machine
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Abstract
The invention relates to a detection device of a carding machine, in particular to a sliver density detection device of a carding machine. The sliver density detection device comprises a silver input end, a displacement sensor, a displacement sensor mounting seat, a spring and a detection lever; the silver input end is provided with a U-shaped groove; the detection lever is arranged in the U-shaped groove; the lever body of the detection lever is rotationally connected with the silver input end, the lower end of the detection lever is positioned in a silver outlet cavity of the silver input end, and the upper end of the detection lever is jacked on the spring; the other end of the spring is jacked on a spring seat of the silver input end; and a displacement measuring pin of the displacement sensor is jacked on the lever body of the detection lever. The invention aims to design the silver density detection device of the carding machine with high sensitivity. Compared with the prior art, the sliver density detection device has the advantages of high response speed, high data detection precision, good matching performance, convenience for maintenance, good reliability and the like.
Description
Technical field
The present invention relates to the carding machine checkout gear, particularly a kind of cotton strip density detection device of carding machine.
Background technology
The sliver uniformity is the key that determines spinning quality, the sliver uniformity adopts the index of the sliver density consist of each point on the sliver to weigh on the industry now, therefore, and in the sliver production process, to control to adjust at any time the moment variable density of sliver, to guarantee the uniformity of sliver.It is 200620049255.8 that State Intellectual Property Office discloses a kind of application number on November 28th, 2007, denomination of invention is the utility model patent of dressing machine silver checkout gear, this patent main technical schemes is at the upper bent axle of leading cotton wheel (pushing embossing roller) angular displacement sensor to be installed, and upper bent axle is by extension spring and pedestal resilient connection.When web after sliver is tightened in tubaeform sliver input termination, compress and send by leading cotton wheel.Sliver pass upper and lower when leading between the cotton wheel (upper and lower extruding embossing roller), the thickness of sliver causes that upper bent axle produces rotation and determined the angular dimension that upper bent axle rotates, and the angular displacement sensor that links to each other from upper bent axle produces detection signal output according to the size of different rotational angles.Because it is larger that the upper and lower thrust of leading between the cotton wheel requires, the coefficient of elasticity of institute's employing stage clip is larger, and the deficient change of sliver thickness causes the rotation of upper bent axle in the pressure that overcomes stage clip, therefore, in actual use, angular displacement sensor sensitivity is low, substantially becomes a kind of ornaments.
Summary of the invention
The objective of the invention is to design a kind of highly sensitive cotton strip density detection device of carding machine.
In order to achieve the above object, the present invention adopts following technical solution: a kind of cotton strip density detection device of carding machine, it is characterized in that it comprises the sliver input termination of carding machine special use, displacement transducer, the displacement transducer mount pad, spring and detection lever, have the U-lag that communicates with the termination outlet in described sliver input termination, described detection lever is arranged in the described U-lag, the shaft of described detection lever rotates with described sliver input termination and connects, the lower end of described detection lever is positioned at the sliver outlet plenum of sliver input termination, the upper end of described detection lever withstands on the described spring, the described spring other end withstands on the spring base of described sliver input termination, be installed in the described displacement transducer on the described displacement transducer mount pad, the displacement chaining pin of described displacement transducer withstands on the shaft of described detection lever, and described displacement transducer mount pad is fixed on the tubaeform sliver input termination.
The shaft of described detection lever rotates to connect by turning cylinder, bearing and cover plate with described sliver input termination and consists of, described turning cylinder passes the shaft of described detection lever, described turning cylinder two ends and bearing link, and bearing is fixed on the described sliver input termination by cover plate.
For the ease of the adjusting to spring pressure, described spring base is set screw.
Initially import for the ease of sliver, stretching into of sliver repiece, the present invention further arranges: also be provided with on the described displacement transducer mount pad and detect the lever manual control device, it comprises button, push rod, back-moving spring and transition push rod, described push rod upper end connects button, described back-moving spring is located on the push rod, described push rod lower end is designed to the inclined-plane, described transition push rod is located at the inclined-plane and detects on the cover plate between the lever upper end, described transition push rod one end work withstands on the described inclined-plane, and the work of the described transition push rod other end withstands on the upper end of described detection lever.
In order to guarantee to detect sensitiveness and the reliability of lever activity, prevent the obstruction that cotton-wool and foreign material produce U-lag in the sliver production process, impact detects the activity of lever, the present invention further arranges: also be provided with the pressure channel that cleaning cotton-wool and foreign material are blown on the described displacement transducer mount pad, described pressure channel communicates with U-lag.
In order to control the displacement that detects the lever manual control device, the present invention further arranges: be provided with the button range positioner between described displacement transducer mount pad top and described button, it is made of stroke spacer and the stopper slot that is located on the button, described stroke spacer lower end is fixed on displacement transducer mount pad top, and described stroke spacer upper end is actively coupled with stopper slot.
Description of drawings
Fig. 1 is the section of structure of the present embodiment.
Fig. 2 is left view among Fig. 1 (containing the A-A profile).
Fig. 3 is the stereochemical structure decomposing schematic representation of the present embodiment.
Fig. 4 detects the lever perspective view in the present embodiment.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
As shown in Figure 1-Figure 3, the present embodiment comprises sliver input termination 13, displacement transducer 8, displacement transducer mount pad 6, spring 18, the detection lever 12 of carding machine special use and detects the lever manual control device, wherein:
Have the U-lag 20 that communicates with the termination outlet in described sliver input termination 13, described detection lever 12 is arranged in the described U-lag 20, the shaft of described detection lever 12 rotates with described sliver input termination 13 and connects, such as Fig. 4, shown in Figure 3, described rotation connection is made of turning cylinder 23, bearing 22 and cover plate 10, described turning cylinder 23 passes the shaft of described detection lever 12, described turning cylinder 23 two ends and bearing 22 link, and bearing 22 is fixed on the described sliver input termination 13 by cover plate 10.
The lower end 14 of described detection lever is positioned at the sliver outlet plenum of sliver input termination 13, the lower end 14 of described detection lever is pressed on the sliver 26, during work, the work intensity that the induction sliver flows changes, the upper end 17 of described detection lever withstands on the described spring 18, described spring 18 other ends withstand on the spring base 19 of described sliver input termination 13, and described spring base 19 be set screw, make set screw not only as the spring base of spring 18 but also can be used as the pressure adjusting of spring 18.
For another example Fig. 1, shown in Figure 3, described displacement transducer 8 is fixedly mounted on the described displacement transducer mount pad 6 by screw 9, described displacement transducer mount pad 6 is provided with corresponding displacement transducer 8 installing holes and wire hole 7, the displacement chaining pin 11 of described displacement transducer 8 withstands on the shaft of described detection lever 12, for the reliability that detects, shaft herein is designed to a platform, is convenient to the good contact of displacement chaining pin 11; Described displacement transducer mount pad 6 is fixed on the tubaeform sliver input termination 16 by cover plate 10.
For another example Fig. 1, shown in Figure 3, described detection lever manual control device is located on the described displacement transducer mount pad 8, it comprises button 1, push rod 4, back-moving spring 2 and transition push rod 16, described push rod 4 upper ends connect button 1, described back-moving spring 2 is located on the push rod 4, described push rod 4 lower ends are designed to inclined-plane 15, described transition push rod 16 is located at inclined-plane 15 and detects on the cover plate 10 between the lever upper end 22, described transition push rod 16 1 end work withstand on the described inclined-plane 15, and described transition push rod 16 other end work withstand on the upper end 17 of described detection lever.Between described displacement transducer mount pad 6 tops and described button 1, be provided with the button range positioner, it is made of stroke spacer 3 and the stopper slot 5 that is located on the button 1, described stroke spacer 3 lower ends are fixed on displacement transducer mount pad 6 tops, and described stroke spacer 3 upper ends and stopper slot 5 are actively coupled.
Initial in sliver production, web 25 is after the sliver repiece, carry out sliver and wear when expecting, press the button 1, button 1 drives push rod 4 and moves down, transition push rod 16 is pressed on 15 tops, inclined-plane, push rod lower end, then pressed by transition push rod 16 top and detect lever upper ends 17, overcome simultaneously the pressure of spring 18, detect lever lower end 14 moving axis 23 that rotates and upwards swing, the passage that detects between lever lower end 14 and the sliver outlet plenum is increased, make sliver 26 pass sliver input termination 13 very convenient.Sliver wear material complete after, the pressure of disengage button 1 under the effect of back-moving spring 2, detects the lever manual control device and restPoses; The detection lever also under the effect of spring 18, restPoses.
When sliver is produced, when the thickness (density) of sliver when changing, under the acting in conjunction of sliver 26 and spring 18, detect the lever lower end 14 moving axis 23 upper and lower swings that rotate, move up and down thereby drive the shaft that detects lever, and the displacement chaining pin 11 that touches on the displacement transducer 8 produces detection signal output.The distance that shaft moves up and down varies in size, and the different detection signal that will produce of displacement transducer 8 is exported.
In addition, in order to guarantee to detect sensitiveness and the reliability of lever activity, prevent that the cotton-wool foreign material are to detecting the obstruction of lever slot in the sliver production process, impact detects the activity of lever, also be provided with the pressure channel 24 (as shown in Figure 2) for cleaning cotton-wool and foreign material on described displacement transducer mount pad 6, described pressure channel 24 communicates with U-lag 20.When sliver flows, can clean U-lag 20 by the air blowing of pressure channel 7, guarantee to detect the normal of lever activity.
In sum, the present invention compared with prior art has the following advantages:
1, fast response time.Touch displacement transducer, fast response time owing to adopting lever principle.
2, the detection data precision is high.Protect the pressure that tight power only has spring 18 owing to detecting lever, and master arm is far longer than passive arm, as long as extraneous very little power just can overcome the pressure of spring 18, therefore the thickness (density) of sliver changes a little and just can touch the displacement transducer chaining pin by detecting lever, detects data precision high.
3, easy for installation, matching is good.Carry out improvement and design because the technical program is the tubaeform sliver input head standard component in the carding machine special use, do not change existing installations, matching is good, and easy for installation.
4, easy to use.Detect the lever manual control device owing to being provided with, initial in sliver production, the sliver repiece is passed tubaeform sliver input termination very convenient.
5, good reliability, easy to maintenance.Since be provided with the pressure channel that the cotton-wool cleaning is blown, convenient cleaning to the cotton-wool foreign material, and simultaneously assurance detects the normal activity of lever.
Claims (6)
1. cotton strip density detection device of carding machine, it is characterized in that it comprises the sliver input termination (13) of carding machine special use, displacement transducer (8), displacement transducer mount pad (6), spring (18) and detection lever (12), have the U-lag (20) that communicates with the termination outlet in described sliver input termination (13), described detection lever (12) is arranged in the described U-lag (20), the shaft of described detection lever (12) rotates with described sliver input termination (13) and connects, the lower end of described detection lever (14) is positioned at the sliver outlet plenum of sliver input termination (13), the upper end of described detection lever (17) withstands on the described spring (18), described spring (18) other end withstands on the spring base (19) of described sliver input termination (13), described displacement transducer (8) is installed on the described displacement transducer mount pad (6), the displacement chaining pin (11) of described displacement transducer (8) withstands on the shaft of described detection lever (12), and described displacement transducer mount pad (6) is fixed on the tubaeform described sliver input termination (13).
2. cotton strip density detection device of carding machine according to claim 1, the shaft that it is characterized in that described detection lever (12) connects with described sliver input termination (13) rotation by turning cylinder (23), bearing (22) and cover plate (10) formation, described turning cylinder (23) passes the shaft of described detection lever (12), described turning cylinder (23) two ends and bearing (22) link, and bearing (22) is fixed on the described sliver input termination (13) by cover plate (10).
3. cotton strip density detection device of carding machine according to claim 2 is characterized in that described spring base (19) is set screw.
4. cotton strip density detection device of carding machine according to claim 3, it is characterized in that on described displacement transducer mount pad (6), also being provided with detection lever manual control device, it comprises button (1), push rod (4), back-moving spring (2) and transition push rod (16), described push rod (4) upper end connects button (1), described back-moving spring (2) is located on the push rod (4), described push rod (4) lower end is designed to inclined-plane (15), described transition push rod (16) is located at inclined-plane (15) and detects on the cover plate (10) between the lever upper end (17), described transition push rod (16) one end work withstand on the described inclined-plane (15), and described transition push rod (16) other end work withstands on the upper end (17) of described detection lever.
5. cotton strip density detection device of carding machine according to claim 4, it is characterized in that also being provided with on described displacement transducer mount pad (6) pressure channel (24) of cleaning cotton-wool and foreign material air blowing, described pressure channel (24) communicates with U-lag (20).
6. cotton strip density detection device of carding machine according to claim 5, it is characterized in that between described displacement transducer mount pad (6) top and described button (1), being provided with the button range positioner, it is made of stroke spacer (3) and the stopper slot (5) that is located on the button (1), described stroke spacer (3) lower end is fixed on displacement transducer mount pad (6) top, and described stroke spacer (3) upper end is actively coupled with stopper slot (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110175651 CN102260938B (en) | 2011-06-26 | 2011-06-26 | Sliver density detection device of carding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110175651 CN102260938B (en) | 2011-06-26 | 2011-06-26 | Sliver density detection device of carding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102260938A CN102260938A (en) | 2011-11-30 |
| CN102260938B true CN102260938B (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110175651 Expired - Fee Related CN102260938B (en) | 2011-06-26 | 2011-06-26 | Sliver density detection device of carding machine |
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| CN (1) | CN102260938B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10064655B4 (en) * | 2000-12-22 | 2012-01-26 | TRüTZSCHLER GMBH & CO. KG | Device for controlling the at least one card to be supplied amount of fiber flock |
| CN100428094C (en) * | 2006-09-14 | 2008-10-22 | 上海交通大学 | Delayed setting method for self-regulated uniformity open-circuit controller |
| CN200981903Y (en) * | 2006-12-20 | 2007-11-28 | 上海太平洋克罗斯罗尔机械有限公司 | Cotton sliver detecting device for carding machine |
| CN101845690B (en) * | 2010-04-28 | 2012-01-18 | 青岛东昌纺机制造有限公司 | Cotton layer thickness detecting and regulating device of carding machine |
| CN202107822U (en) * | 2011-06-26 | 2012-01-11 | 潘超鸣 | Cotton sliver density detecting device of carding machine |
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2011
- 2011-06-26 CN CN 201110175651 patent/CN102260938B/en not_active Expired - Fee Related
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| CN102260938A (en) | 2011-11-30 |
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Granted publication date: 20130130 Termination date: 20160626 |