CN102443884A - Cotton sliver density detection device of carding machine - Google Patents
Cotton sliver density detection device of carding machine Download PDFInfo
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- CN102443884A CN102443884A CN2011102781793A CN201110278179A CN102443884A CN 102443884 A CN102443884 A CN 102443884A CN 2011102781793 A CN2011102781793 A CN 2011102781793A CN 201110278179 A CN201110278179 A CN 201110278179A CN 102443884 A CN102443884 A CN 102443884A
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- displacement transducer
- detection lever
- lever
- carding machine
- sliver
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Abstract
The invention relates to a detection device of a carding machine, particularly, to a cotton sliver density detection device of a carding machine. The cotton sliver density detection device comprises a cotton sliver input end, a displacement sensor, a displacement sensor mounting base, a detection lever and a detection lever retainer spring. The cotton sliver input end is provided with a U-shaped groove communicated with an end outlet, and the detection lever is arranged in the U-shaped groove; the lever body of the detection lever is in rotary connection with the cotton sliver input end, and the lower end of the detection lever is located in a cotton sliver outlet cavity of the cotton sliver input end; the displacement sensor is mounted on the displacement sensor mounting base, and the lower end of a displacement probe of the displacement sensor contacts against the lever body of the detection lever; and the detection lever retainer spring is located at the upper end of the displacement probe, the displacement sensor is mounted and fixed on the cotton sliver input end. The invention aims at designing a high-sensitivity cotton sliver density detection device of the carding machine. In comparison with the prior art, the cotton sliver density detection device provided by the invention has the advantages of fast response speed, high accuracy of detection data, excellent sensitivity, convenient regulation process, high reliability and the like.
Description
Technical field
The present invention relates to the carding machine checkout gear, particularly a kind of carding machine cotton rod density checkout gear.
Background technology
The sliver uniformity is the key of decision spinning quality; The index that the sliver uniformity adopts the sliver density of each point on the sliver to form on the industry is now weighed, therefore, and in the sliver production process; To control to adjust the moment variable density of sliver at any time, to guarantee the uniformity of sliver.It is 2001220049255.14 that State Intellectual Property Office discloses a kind of application number on November 214th, 2007; Denomination of invention is the utility model patent of carding machine cotton bar detection device; This patent main technical schemes is angular displacement sensor of installation on last last bent axle of leading cotton wheel (on push embossing roller), and last bent axle is through extension spring and pedestal resilient connection.When web after sliver is tightened in tubaeform sliver input termination, compress and see off 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 going up bent axle produces rotation and determined the angular dimension that last bent axle rotates, and the angular displacement sensor that links to each other with last bent axle produces detection signal output according to the size of different rotational angles.Because it is bigger that the upper and lower thrust of leading between the cotton wheel requires, the coefficient of elasticity of institute's employing stage clip is bigger, and the deficient change of sliver thickness causes the rotation of going up bent axle in the pressure that overcomes stage clip; Therefore; In actual use, angular displacement sensor sensitivity is low, becomes a kind of ornaments basically.
Summary of the invention
The objective of the invention is to design a kind of highly sensitive carding machine cotton rod density checkout gear.
In order to achieve the above object; The present invention adopts following technical solution: a kind of carding machine cotton rod density checkout gear; It is characterized in that it comprises carding machine special-purpose sliver input termination, displacement transducer, displacement transducer mount pad, detects lever and detect the lever holddown spring; On said sliver input termination, have the U-lag that communicates with the termination outlet; Said detection lever is arranged in the described U-lag, and the shaft of said detection lever rotates with said sliver input termination and connects, and the lower end of said detection lever is positioned at the sliver outlet plenum of sliver input termination; Said displacement transducer is installed on the said displacement transducer mount pad; The displacement chaining pin lower end of said displacement transducer withstands on the shaft of said detection lever, and said detection lever holddown spring is pressed in displacement chaining pin upper end, and said displacement transducer mount pad is fixed on the sliver input termination.
The shaft of said detection lever rotates to connect by bearing pin, bearing with said sliver input termination and constitutes, and said bearing is arranged on the shaft of said detection lever, and two end supports was on said sliver input termination after said bearing pin passed said bearing.
In order to revise to sliver thickness datum mark; Convenient adjusting to the displacement transducer zero-bit; The present invention further is provided with: above said displacement transducer, be provided with displacement transducer zero-bit adjusting device, it comprises zero-bit set screw and screw mount pad, and said screw mount pad is provided with tapped through hole; Said set screw and said tapped through hole thread connection, said zero-bit set screw lower end withstands on the said displacement transducer.
In order to realize protecting the adjusting of tight power to detecting lever, improve the sensitivity that detects the lever bob, guarantee the accuracy that detects; The present invention further is provided with: in the spiral shell body of said zero-bit set screw, be provided with through hole; In said through hole, be provided with the holddown spring regulator, it comprises push rod and pressure regulating screw, and said pressure regulating screw connects with said through hole whorl; Be provided with through hole in the spiral shell body of said pressure regulating screw; Said push rod upper end moves with the through hole of set screw and connects, and said push rod lower end seat withstands on displacement chaining pin upper end, and said detection lever holddown spring is enclosed within on the said push rod; Said detection lever holddown spring upper end withstands on the said pressure regulating screw, and the lower end withstands on the lower end seat of said push rod.
For the ease of stretching into of sliver peak with heading, the present invention further is provided with: on said displacement transducer mount pad, also be provided with and detect the lever manual overvide, it comprises button, push rod, return spring and top stem casing; Said top stem casing is located on the said displacement transducer mount pad; The upper end of said push rod connects button, and the upper end that said top stem casing withstands on said detection lever is passed in the lower end, and said return spring is located on the push rod; The upper end withstands on said button, and the lower end withstands on the said top stem casing.
In order to guarantee to detect lever movable sensitiveness and reliability; Prevent the obstruction that cotton-wool and foreign material produce U-lag in the sliver production process; Influence detects the activity of lever; The present invention further is provided with: on said displacement transducer mount pad, also be provided with the pressure channel that cleaning cotton-wool and foreign material are blown, said pressure channel communicates with U-lag.
The beneficial effect that the present invention compared with prior art has:
1, response speed is fast.Because adopt lever principle to touch displacement transducer, response speed is fast.
2, detect the data precision height.Protect the pressure that tight power has only holddown spring owing to detect lever; And master arm is far longer than passive arm; As long as extraneous very little power just can overcome the pressure of holddown spring; Therefore the thickness (density) of sliver changes a little and just can touch the displacement transducer chaining pin through detecting lever, and it is high to detect data precision.
3, easy for installation, matching is good.Because the present technique scheme is on the special-purpose tubaeform sliver input head standard component of carding machine, to carry out improvement and design, does not change existing installations, matching is good, and easy for installation.
4, easy to use.Detect the lever manual overvide owing to be provided with, initial in sliver production, it is very convenient that the sliver peak with heading is passed tubaeform sliver input termination.
5, datum mark is regulated and is revised conveniently.Owing to be provided with displacement transducer zero-bit adjusting device, can regulate the zero-bit of displacement transducer, realize correction to sliver thickness datum mark.
6, sensitivity is good.Owing to be provided with the holddown spring regulator, make the pressure of holddown spring can be adjusted, thereby realize protecting the adjusting of tight power detecting lever, improve the sensitivity that detects the lever bob, guarantee the accuracy that detects.
7, 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 assurance simultaneously detects the normal activity of lever.
Description of drawings
Fig. 1 is the section of structure of present embodiment.
Fig. 2 is left view (containing part sectioned view) among Fig. 1.
Fig. 3 is the stereochemical structure decomposing schematic representation of present embodiment.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain.
Like Fig. 1-shown in Figure 3; Present embodiment comprises carding machine special-purpose sliver input termination 17, displacement transducer 14, displacement transducer mount pad 12, detects lever 18, detection lever holddown spring 8, holddown spring regulator, displacement transducer zero-bit adjusting device and detects the lever manual overvide, wherein:
Said displacement transducer 14 is installed on the said displacement transducer mount pad 12, and said displacement transducer mount pad 12 is fixed on the sliver input termination 17 (shown in Figure 2) through hexagon socket head cap screw 11.On said sliver input termination 17, have the U-lag 20 that communicates with the termination outlet; Said detection lever 12 is arranged in the described U-lag 20; The shaft of said detection lever 12 rotates with said sliver input termination 17 and connects, and as shown in Figure 3, described rotation connection is made up of bearing pin 16, bearing 15; Said bearing 15 is arranged on the shaft of said detection lever 18, and said bearing pin 16 passes said bearing 15 back two end supports on said sliver input termination 17.
Said displacement transducer zero-bit adjusting device is located at said displacement transducer 14 tops; It comprises zero-bit set screw 5 and screw mount pad 2; Said screw mount pad 2 is provided with tapped through hole 27; Said set screw 5 and said tapped through hole 27 thread connection, said zero-bit set screw 5 lower ends withstand on the said displacement transducer 14, and said screw mount pad 2 is fixed on the said displacement transducer mount pad 12 (shown in Figure 2) through hexagon socket head cap screw 1.
In the spiral shell body of said zero-bit set screw 5, be provided with through hole 26; Said holddown spring regulator is located in the said through hole 26, and it comprises push rod 7 and pressure regulating screw 3, said pressure regulating screw 3 and said through hole 26 thread connection; Be provided with through hole 28 in the spiral shell body of said pressure regulating screw 3; Said push rod 7 upper ends are moved with the through hole 28 of set screw 3 and are connected, and said push rod 7 lower end seats withstand on displacement chaining pin 22 upper ends, and said detection lever holddown spring 8 is enclosed within on the said push rod 7; Said detection lever holddown spring 8 upper ends withstand on the said pressure regulating screw 3, and the lower end withstands on the lower end seat of said push rod 7.
Fig. 1-shown in Figure 3 for another example, said detection lever manual overvide is located on the said displacement transducer mount pad 12, and it comprises button 4, push rod 9, return spring 6 and top stem casing 10; Said top stem casing 10 is located on the said displacement transducer mount pad 12; Said push rod 9 upper ends connect button 4, and the upper end 21 that said top stem casing 10 withstands on said detection lever is passed in the lower end, and said return spring 6 is located on the said push rod 9; The upper end withstands on the said button 4, and the lower end withstands on the upper end of said top stem casing 10.
Initial in sliver production, former web 24 manually during the rubbing peak with heading, presses the button 4; The elastic force drive push rod 9 that button 4 overcomes return spring 6 moves down; Push rod 9 lower end roof pressures detect lever upper end 21, detect lever lower end 19 around upwards swing of bearing pin 16, overcome the tight power of guarantor that detects lever holddown spring 8 simultaneously; The passage that detects between lever lower end 19 and the sliver outlet plenum is increased, and it is very convenient to make sliver 25 pass sliver input termination 17.After sliver was worn and expected to finish, the pressure of disengage button 4 under the effect of return spring 6, detected the lever manual overvide and restPoses; The detection lever also under the effect that detects lever holddown spring 8, restPoses.
When sliver is produced; When the thickness (density) of sliver when changing; Under the acting in conjunction of sliver 25 and detection lever holddown spring 8, detect lever lower end 19 around bearing pin 16 upper and lower swings, the shaft that detects lever is upper and lower to be moved thereby drive; And touching the displacement chaining pin 22 on the displacement transducer 14, displacement transducer 14 produces detection signal output.The upper and lower mobile distance of shaft varies in size, and the different detection signal that will produce of displacement transducer 14 is exported.
In addition; In order to guarantee to detect lever movable sensitiveness and reliability; Prevent that the cotton-wool foreign material are to detecting the obstruction of lever slot in the sliver production process; Influence detects the activity of lever, on said displacement transducer mount pad 12, also is provided with the pressure channel 23 (as shown in Figure 2) that is used to clean cotton-wool and foreign material, and said pressure channel 23 communicates with U-lag 20.When sliver flows, can clean U-lag 20, guarantee to detect the normal of lever activity through the air blowing of pressure channel 23.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from know-why of the present invention; Can also make some improvement and distortion, these improvement and distortion also should be regarded as protection scope of the present invention.
Claims (6)
1. carding machine cotton rod density checkout gear; It is characterized in that it comprises carding machine special-purpose sliver input termination (17), displacement transducer (14), displacement transducer mount pad (12), detects lever (18) and detect lever holddown spring (8); On said sliver input termination (17), have the U-lag (20) that communicates with the termination outlet; Said detection lever (18) is arranged in the described U-lag (20); The shaft of said detection lever (12) rotates with said sliver input termination (17) and connects; The lower end of said detection lever (19) is positioned at the sliver outlet plenum of sliver input termination (17), and said displacement transducer (14) is installed on the said displacement transducer mount pad (12), and displacement chaining pin (22) lower end of said displacement transducer (14) withstands on the shaft of said detection lever (18); Said detection lever holddown spring (8) is pressed in displacement chaining pin (22) upper end, and said displacement transducer mount pad (12) is fixed on the sliver input termination (17).
2. carding machine cotton rod density checkout gear according to claim 1; The shaft that it is characterized in that said detection lever (18) connects with said sliver input termination (17) rotation by bearing pin (16), bearing (15) formation; Said bearing (15) is arranged on the shaft of said detection lever (18), and said bearing pin (16) passes said bearing (15) back two end supports on said sliver input termination (17).
3. carding machine cotton rod density checkout gear according to claim 2; It is characterized in that being provided with displacement transducer zero-bit adjusting device in said displacement transducer (14) top; It comprises zero-bit set screw (5) and screw mount pad (2); Said screw mount pad (2) is provided with tapped through hole (27), said set screw (5) and said tapped through hole (27) thread connection, and said zero-bit set screw (5) lower end withstands on the said displacement transducer (14).
4. carding machine cotton rod density checkout gear according to claim 3; It is characterized in that in the spiral shell body of said zero-bit set screw (5), being provided with through hole (26); In said through hole (26), be provided with the holddown spring regulator, it comprises push rod (7) and pressure regulating screw (3), said pressure regulating screw (3) and said through hole (26) thread connection; Be provided with through hole (28) in the spiral shell body of said pressure regulating screw (3); Said push rod (7) upper end is moved with the through hole (28) of set screw (3) and is connected, and said push rod (7) lower end seat withstands on displacement chaining pin (22) upper end, and said detection lever holddown spring (8) is enclosed within on the said push rod (7); Said detection lever holddown spring (8) upper end withstands on the said pressure regulating screw (3), and the lower end withstands on the lower end seat of said push rod (7).
5. carding machine cotton rod density checkout gear according to claim 4; It is characterized in that on said displacement transducer mount pad (12), also being provided with detection lever manual overvide; It comprises button (4), push rod (9), return spring (6) and top stem casing (10), and said top stem casing (10) is located on the said displacement transducer mount pad (12), and the upper end of said push rod (9) connects button (4); The upper end (21) that said top stem casing (10) withstands on said detection lever is passed in the lower end; Said return spring (6) is located on the push rod (9), and the upper end withstands on said button (4), and the lower end withstands on the upper end of said top stem casing (10).
6. carding machine cotton rod density checkout gear according to claim 5 is characterized in that on said displacement transducer mount pad (12), also being provided with the pressure channel (23) that cleans cotton-wool and foreign material air blowing, and said pressure channel (23) communicates with U-lag (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110278179 CN102443884B (en) | 2011-09-08 | 2011-09-08 | Cotton sliver density detection device of carding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110278179 CN102443884B (en) | 2011-09-08 | 2011-09-08 | Cotton sliver density detection device of carding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102443884A true CN102443884A (en) | 2012-05-09 |
| CN102443884B CN102443884B (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110278179 Expired - Fee Related CN102443884B (en) | 2011-09-08 | 2011-09-08 | Cotton sliver density detection device of carding machine |
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| Country | Link |
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| CN (1) | CN102443884B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106888687A (en) * | 2015-12-21 | 2017-06-27 | 石河子大学 | A kind of cotton-picker head clamping adjustment device |
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| SU1705430A1 (en) * | 1989-01-30 | 1992-01-15 | Ленинградский научно-исследовательский институт текстильной промышленности | Device for check of linear density of textile materials |
| US20010049860A1 (en) * | 2000-02-09 | 2001-12-13 | Armin Jossi | Method and device for controlling a treatment installation for textile fibres, in particular cotton fibres |
| CN1607273A (en) * | 2003-10-14 | 2005-04-20 | 金锁海 | Cotton Layer Thickness Detector |
| CN200974879Y (en) * | 2006-12-06 | 2007-11-14 | 上海太平洋克罗斯罗尔机械有限公司 | Combing machine cotton layer detection device |
| 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 |
| CN201071419Y (en) * | 2007-07-02 | 2008-06-11 | 广东工业大学 | Sliver detecting sensor |
| CN101845690A (en) * | 2010-04-28 | 2010-09-29 | 青岛东昌纺机制造有限公司 | Cotton layer thickness detecting and regulating device of carding machine |
| CN202208796U (en) * | 2011-09-08 | 2012-05-02 | 潘超鸣 | Cotton strip density detection device of carding machine |
-
2011
- 2011-09-08 CN CN 201110278179 patent/CN102443884B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1705430A1 (en) * | 1989-01-30 | 1992-01-15 | Ленинградский научно-исследовательский институт текстильной промышленности | Device for check of linear density of textile materials |
| US20010049860A1 (en) * | 2000-02-09 | 2001-12-13 | Armin Jossi | Method and device for controlling a treatment installation for textile fibres, in particular cotton fibres |
| CN1607273A (en) * | 2003-10-14 | 2005-04-20 | 金锁海 | Cotton Layer Thickness Detector |
| CN200974879Y (en) * | 2006-12-06 | 2007-11-14 | 上海太平洋克罗斯罗尔机械有限公司 | Combing machine cotton layer detection device |
| 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 |
| CN201071419Y (en) * | 2007-07-02 | 2008-06-11 | 广东工业大学 | Sliver detecting sensor |
| CN101845690A (en) * | 2010-04-28 | 2010-09-29 | 青岛东昌纺机制造有限公司 | Cotton layer thickness detecting and regulating device of carding machine |
| CN202208796U (en) * | 2011-09-08 | 2012-05-02 | 潘超鸣 | Cotton strip density detection device of carding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106888687A (en) * | 2015-12-21 | 2017-06-27 | 石河子大学 | A kind of cotton-picker head clamping adjustment device |
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| CN102443884B (en) | 2013-09-11 |
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