CN113252225A - Bundling tension detection system - Google Patents
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- CN113252225A CN113252225A CN202110395823.9A CN202110395823A CN113252225A CN 113252225 A CN113252225 A CN 113252225A CN 202110395823 A CN202110395823 A CN 202110395823A CN 113252225 A CN113252225 A CN 113252225A
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- 239000000463 material Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- 239000004753 textile Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/047—Specific indicating or recording arrangements, e.g. for remote indication, for indicating overload or underload
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Abstract
The utility model provides a tension detecting system tied in a bundle, including two at least tension detecting element tied in a bundle and a measuring roll, a tension detecting element tied in a bundle corresponds a silk bundle, include many silk in the single silk bundle, the measuring roll carries out the up-and-down motion along vertical direction, the bottom of measuring roll is provided with the spout, the inside of spout is provided with carries out the vertical piece of relative slip rather than, the bottom of this vertical piece is connected with the pressure sensor's among the tension detecting element tied in a bundle top, all pressure sensor all arrange along the axial of measuring roll in proper order, pressure sensor's bottom is provided with the external force that is connected with the top of silk bundle pressure head and inserts the mouth, be provided with convex arc surface down on the bottom of silk bundle pressure head, the below of arc surface has the silk bundle around the warp, the silk bundle is pressed into the V type by the arc surface. The design can effectively detect the tension of the tows, can ensure the tension balance of the tows, and has lower application cost and stronger safety.
Description
Technical Field
The invention relates to a tension detection technology of bundled short fibers, belongs to the technical field of textiles, and particularly relates to a bundled tension detection system.
Background
At present, although tension detection and control equipment for products such as paper, cotton, steel wires and the like exists in China, no research is carried out on tension detection of short fiber bundle. Along with the further subdivision in market, the high-end product requires more and more high to the degree of consistency of the short fiber draft of gathering a bundle, for this reason, it keeps tension balanced to need the short fiber in the draft working process, if tension is uneven, then must lead to certain a bundle or certain several bunches of silk to compare thickness with whole and differ (can include many silk in the single silk bundle, hundreds, thousands all have), not only can influence the degree of consistency of final product, reduce the quality of product, and can increase extra work, if need reject the different short fiber product of degree of consistency in process of production, produce remaining silk, greatly increased the cost of enterprise's production short fiber. This situation is very disadvantageous in terms of improving product quality and improving product price competitiveness.
The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to overcome the defects and problems that the tension of a tow cannot be effectively detected and the tension balance of the tow is difficult to ensure in the prior art, and provides a bundling tension detection system which can effectively detect the tension of the tow and can ensure the tension balance of the tow.
In order to achieve the above purpose, the technical solution of the invention is as follows: a bundling tension detection system comprises at least two bundling tension detection units and a measuring roller, wherein one bundling tension detection unit corresponds to one strand, a single strand comprises a plurality of wires, and the measuring roller moves up and down along the vertical direction;
the bottom of the measuring roller is provided with a sliding chute, the inside of the sliding chute is provided with the top end of a vertical piece which slides relative to the sliding chute, the bottom end of the vertical piece is connected with the top of a pressure sensor in the bundling tension detecting unit, and all the pressure sensors are sequentially arranged along the axial direction of the measuring roller;
the bundle-bundling tension detection unit comprises a tow pressure head and a pressure sensor, an external force access port is arranged at the bottom of the pressure sensor and connected with the top of the tow pressure head, a downward convex arc surface is arranged at the bottom of the tow pressure head, a tow passes through the lower portion of the arc surface, the tow is pressed downwards by the arc surface into a V shape, and a pressure measurement included angle is formed between the arc surface and the tow.
The number of filaments included in the single tow is greater than one hundred.
The left end and the right end of the measuring roller are respectively provided with a lead screw which is in up-and-down sliding fit with the measuring roller; the direction of the force applied to the pressure sensor by the filament bundle pressure head is the vertical direction, and the vertical direction is consistent with the upward direction in the moving direction of the measuring roller.
The front side and the rear side of the measuring roller are respectively provided with an upstream auxiliary roller and a downstream auxiliary roller, the upstream auxiliary roller, the measuring roller and the downstream auxiliary roller are sequentially arranged along the moving direction of the tows, and the tows pass through the top roller surfaces of the upstream auxiliary roller and the downstream auxiliary roller;
and a V-shaped included angle is formed between the position of the tow between the upstream auxiliary roller and the measuring roller and the position of the tow between the downstream auxiliary roller and the measuring roller.
The upstream and downstream devices of the tow winding passing through the tow pressure head are a bundling mechanism and a drafting mechanism respectively.
The top of the tow pressure head is provided with a pressure head interface which is connected with the bottom end of the strip-shaped piece, and the top end of the strip-shaped piece is connected with an external force access port on the pressure sensor.
The tow pressing head is of a saddle-shaped structure and comprises a left saddle plate, a middle saddle body and a right saddle plate, the top end of the left saddle plate is vertically connected with one end of the middle saddle body, the other end of the middle saddle body is vertically connected with the top end of the right saddle plate, a downward convex arc surface is arranged on the bottom of the middle saddle body, and the top of the middle saddle body is connected with an external force access port.
The bottom of the middle saddle body is also provided with a left oblique transition part and a right oblique transition part, the left end of the arc surface is connected with the middle part of the left saddle plate through the left oblique transition part, and the right end of the arc surface is connected with the middle part of the right saddle plate through the right oblique transition part;
the joint of the left oblique transition part and the arc surface is wider than the joint of the left oblique transition part and the left saddle plate, and the joint of the right oblique transition part and the arc surface is wider than the joint of the right oblique transition part and the right saddle plate.
The silk bundle pressure head includes U shaped clamp board, axis of rotation and pulley, U shaped clamp board includes left plate body, well plate body and right plate body, the top of left plate body is connected with the one end of well plate body is perpendicular, and the other end of well plate body is connected with the top of right plate body is perpendicular, and the middle part of right plate body is connected with the middle part of left plate body through the axis of rotation, and the cover is equipped with the pulley in the axis of rotation, and the bottom side wall of this pulley is the arc surface promptly, and the top of well plate body is connected with external force access mouth.
The side part of the pressure sensor is connected with the input end of a transmitter through a signal line, the output end of the transmitter is connected with the input end of a main control panel after sequentially passing through an information acquisition panel and a CAN bus, the output end of the main control panel is wirelessly connected with the input end of a main control computer, and the output end of the main control computer is connected with a data display screen.
Compared with the prior art, the invention has the beneficial effects that:
1. in the bundling tension detecting system of the invention, a single bundling tension detecting system comprises a measuring roller and at least two bundling tension detecting units (preferably 24) sequentially arranged along the axial direction of the measuring roller, the measuring roller can move up and down along the vertical direction, one bundling tension detecting unit corresponds to one strand, the bottom of the measuring roller is provided with a chute, the inside of the chute is provided with the top end of a vertical piece which slides relative to the chute, the top end of a pressure sensor in the bundling tension detecting unit is connected with the bottom end of the vertical piece, the top end of the vertical piece is clamped into the chute and slides relative to the chute, when in application, the plurality of bundling tension detecting units and the corresponding strands can be pressed down by moving one measuring roller up and down, so that the tension detection of the plurality of strands can be simultaneously carried out, and the tension balance of all the strands can be ensured, and then ensure the uniformity of the short fiber in the final product formed by all tows, which is beneficial to improving the product quality, and meanwhile, the bundling tension detecting unit can also slide relatively along the sliding groove to adjust the distance between the adjacent bundling tension detecting units. Therefore, the tension detection device can effectively detect the tension of the tows, and is low in application cost.
2. In the bundling tension detection system, a single bundling tension detection unit comprises a tow pressure head and a pressure sensor, the bottom of the pressure sensor is connected with the top of the tow pressure head through an external force access port, a downward convex arc surface is arranged on the bottom of the tow pressure head, the arc surface presses down the tow passing around the lower side of the arc surface, the tow is pressed down into a V shape, a pressure measurement included angle is formed between the arc surface and the tow, and then a certain positive proportional relation exists between the tension of the tow and the measured force of the pressure sensor. Therefore, the tension detection device can not only effectively detect the tension of the tows, but also ensure the tension balance of the tows.
3. In the bundling tension detection system, the upstream and downstream devices of the tow passing through the tow winding head are respectively the bundling mechanism and the drafting mechanism, so that the design is operated in the link after the porcelain eye comes out and before the tow enters the drafting, not only can a more accurate measurement result be obtained, the control effect be improved, but also the tow can be conveniently embedded into the original drafting machine production line, and the transformation and application difficulty can be reduced. Therefore, the application cost of the invention is lower.
4. In the bundling tension detection system, a first preferable structure of the tow pressure head is a saddle-shaped structure and comprises a middle saddle body, a left saddle plate and a right saddle plate which are connected with two ends of the middle saddle body, wherein a downward convex arc surface is arranged at the bottom of the middle saddle body. Therefore, the tension detection device can effectively detect the tension of the tows and is low in manufacturing cost.
5. In the bundling tension detecting system of the invention, a second optimized structure of the tow pressure head comprises a U-shaped clamping plate, a rotating shaft and a pulley, wherein the U-shaped clamping plate comprises a middle plate body, a left plate body and a right plate body which are connected with the two ends of the middle plate body, the middle part of the right plate body is connected with the middle part of the left plate body through a rotating shaft, a pulley is sleeved on the rotating shaft, the side wall of the bottom of the pulley is an arc surface, when the pulley is applied, a tow to be detected passes around the pulley from the lower part of the pulley, the arc surface on the pulley presses the tow downwards into a V shape, the pulley is driven by the tow to rotate together with the high-speed running of the tow, the pulley and the tows are kept in a relatively static state, so that the tension of the tows can be detected conveniently, and the pulley is a split part, so that the pulley is easy to manufacture and maintain, and particularly when the pulley is made of ceramic materials, the pulley has stronger wear resistance and longer service life. Therefore, the tension detection device can effectively detect the tension of the tows, has long service life and is easy to manufacture and maintain.
6. In the bundling tension detection system, after a pressure sensor in a bundling tension detection unit detects a pressure signal, the signal is sent to a main control computer after being sequentially transmitted to a transmitter, an information acquisition board, a CAN bus and a main control board, and then the main control computer processes the signal, so that a real-time processing result CAN be displayed on a data display screen to facilitate grasping the instant tension of each strand, a forecast warning device CAN be arranged according to tension data, and once a certain tension exceeds a preset data range (such as sudden increase or sudden decrease), an alarm is given, the production safety is improved, and the quality of a product and the safety of the detection system are ensured. Therefore, the tension detection device can effectively detect the tension of the tows, can ensure the tension balance of the tows, and has the advantages of strong control effect and high safety.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic view showing the relative positions of the measuring roller and the auxiliary roller in the present invention.
Fig. 3 is a schematic diagram of the connection between the present invention and the master controller.
Fig. 4 is a schematic view illustrating the operation of the bundle tension detecting unit of fig. 1.
Fig. 5 is a schematic structural view of the bundle tension detecting unit of fig. 1.
Fig. 6 is a schematic diagram of the tow indenter of fig. 5.
Fig. 7 is a schematic perspective view of fig. 6 viewed from below.
Fig. 8 is a front view of fig. 6.
FIG. 9 is a schematic diagram of another alternative tow indenter configuration of the present invention.
FIG. 10 is a schematic view of the tow of the present invention in its as-detected form.
In the figure: the device comprises a tow 1, a tow pressure head 2, an arc surface 20, a pressure head interface 21, a left saddle plate 22, a middle saddle body 23, a left oblique transition part 231, a right oblique transition part 232, a right saddle plate 24, a U-shaped clamping plate 25, a left plate body 251, a middle plate body 252, a right plate body 253, a rotating shaft 26, a pulley 27, a strip-shaped part 28, a pressure sensor 3, an external force access port 31, a measuring roller 4, a sliding groove 41, a vertical part 42, an upstream auxiliary roller 43, a top roller surface 431, a downstream auxiliary roller 44, a V-shaped included angle 45, a lead screw 46, a bundling tension detection unit 5, a transmitter 51, an information acquisition plate 52, a CAN bus 53, a main control plate 54, a main control computer 55, a data display screen 56 and a pressure measurement included angle 6.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 10, a bundling tension detecting system includes at least two bundling tension detecting units 5 and a measuring roller 4, one bundling tension detecting unit 5 corresponds to one tow 1, a plurality of filaments are included in a single tow 1, and the measuring roller 4 moves up and down along a vertical direction;
the bottom of the measuring roller 4 is provided with a chute 41, the inside of the chute 41 is provided with the top end of a vertical member 42 which slides relative to the chute 41, the bottom end of the vertical member 42 is connected with the top of the pressure sensor 3 in the bundling tension detecting unit 5, and all the pressure sensors 3 are sequentially arranged along the axial direction of the measuring roller 4;
the tension detecting element 5 tied in a bundle includes tow pressure head 2 and pressure sensor 3, pressure sensor 3's bottom is provided with external force and inserts mouth 31, and this external force inserts mouth 31 and is connected with the top of tow pressure head 2, is provided with down convex arc surface 20 on the bottom of tow pressure head 2, and the below of this arc surface 20 is walked around and is had silk bundle 1, and this silk bundle 1 is pressed down into the V type by arc surface 20, and presss from both sides between arc surface 20 and the silk bundle 1 and establish into a pressure and survey contained angle 6.
The number of filaments included in the single tow 1 is more than one hundred.
The left end and the right end of the measuring roller 4 are respectively provided with a lead screw 46 which is in up-down sliding fit with the measuring roller 4; the direction of the force exerted on the pressure sensor 3 by the tow 1 through the tow pressure head 2 is a vertical direction, and the vertical direction is consistent with the upward direction in the moving direction of the measuring roller 4.
An upstream auxiliary roller 43 and a downstream auxiliary roller 44 are respectively arranged at the front side and the rear side of the measuring roller 4, the upstream auxiliary roller 43, the measuring roller 4 and the downstream auxiliary roller 44 are sequentially arranged along the moving direction of the filament bundle 1, and the filament bundle 1 passes around the top roller surfaces 431 of the upstream auxiliary roller 43 and the downstream auxiliary roller 44;
the part of the tow 1 between the upstream auxiliary roller 43 and the measuring roller 4 and the part of the tow 1 between the downstream auxiliary roller 44 and the measuring roller 4 are clamped into a V-shaped included angle 45.
The upstream and downstream devices of the tow 1 wound by the tow press head 2 are a bundling mechanism and a drafting mechanism respectively.
The top of the tow pressure head 2 is provided with a pressure head interface 21, the pressure head interface 21 is connected with the bottom end of the strip-shaped part 28, and the top end of the strip-shaped part 28 is connected with an external force access port 31 on the pressure sensor 3.
The tow pressure head 2 is of a saddle-shaped structure and comprises a left saddle plate 22, a middle saddle body 23 and a right saddle plate 24, the top end of the left saddle plate 22 is vertically connected with one end of the middle saddle body 23, the other end of the middle saddle body 23 is vertically connected with the top end of the right saddle plate 24, a downward convex circular arc surface 20 is arranged at the bottom of the middle saddle body 23, and the top of the middle saddle body 23 is connected with an external force access port 31.
The bottom of the middle saddle body 23 is also provided with a left oblique transition part 231 and a right oblique transition part 232, the left end of the arc surface 20 is connected with the middle part of the left saddle plate 22 through the left oblique transition part 231, and the right end of the arc surface 20 is connected with the middle part of the right saddle plate 24 through the right oblique transition part 232;
the joint of the left oblique transition part 231 and the arc surface 20 is wider than the joint of the left oblique transition part 231 and the left saddle plate 22, and the joint of the right oblique transition part 232 and the arc surface 20 is wider than the joint of the right oblique transition part 232 and the right saddle plate 24.
The tow pressure head 2 comprises a U-shaped clamping plate 25, a rotating shaft 26 and pulleys 27, wherein the U-shaped clamping plate 25 comprises a left plate body 251, a middle plate body 252 and a right plate body 253, the top end of the left plate body 251 is perpendicularly connected with one end of the middle plate body 252, the other end of the middle plate body 252 is perpendicularly connected with the top end of the right plate body 253, the middle of the right plate body 253 is connected with the middle of the left plate body 251 through the rotating shaft 26, the pulleys 27 are sleeved on the rotating shaft 26, the bottom side wall of each pulley 27 is an arc surface 20, and the top of the middle plate body 252 is connected with an external force access port 31.
The side of the pressure sensor 3 is connected with the input end of a transmitter 51 through a signal line, the output end of the transmitter 51 is connected with the input end of a main control panel 54 after sequentially passing through an information acquisition panel 52 and a CAN bus 53, the output end of the main control panel 54 is wirelessly connected with the input end of a main control computer 55, and the output end of the main control computer 55 is connected with a data display screen 56.
The principle of the invention is illustrated as follows:
the invention has the function that the real-time monitoring device for the tension of the tows is arranged in the link before the tows enter the drafting mechanism, so that tension signals can be accurately collected and transmitted to a computer system (such as a main control computer), and the tension of each tow of tows can be displayed on a display screen in real time after the computer system processes data, thereby not only facilitating workers to adjust the tows in accordance, but also recording abnormal tension data beyond a normal range and giving an alarm in real time.
The tow 1 of the present invention is preferably a staple tow, and more preferably a polyester staple tow.
The included angle 6 is preferably acute in the present invention.
In the present invention, the material for manufacturing the two preferable structural designs of the tow indenter 2 is further preferably ceramic, such as the circular arc surface 20, the middle saddle 23 and the pulley 27 are preferably made of ceramic, and particularly preferably alumina ceramic. This is because ceramics are more wear resistant than stainless steel, ferrous materials.
The pulley 27 of the present invention is rotated around the rotating shaft 26 continuously with the movement of the tow 1, and therefore, the contact part of the pulley 27 with the tow 1 is changed continuously, but in any case, the contact part of the pulley 27 with the tow 1 is the circular arc side wall which is convex downward, that is, the circular arc surface 20.
The left oblique transition 231 and the right oblique transition 232 are both preferably in a downward convex arc surface structure.
In the invention, at least one pressure head interface 21 is arranged at the top of the middle saddle body 23 to be connected with the external force access port 31, and the number of the pressure head interfaces 21 is preferably three and the pressure head interfaces are arranged in sequence.
The strip-shaped member 28 and the upright member 42 in the present invention are preferably bolts or screws.
The detection system comprises at least two bundling tension detection units 5, wherein one bundling tension detection unit 5 corresponds to one tow 1, the measuring roller 4 moves up and down along the vertical direction, the front side and the rear side of the measuring roller 4 are respectively provided with an upstream auxiliary roller 43 and a downstream auxiliary roller 44, and the running direction of the tow 1 is approximately vertical to the central axis of the measuring roller 4.
Example 1:
referring to fig. 1 to 10, a bundling tension detecting system includes at least two bundling tension detecting units 5 and a measuring roller 4, one bundling tension detecting unit 5 corresponds to one tow 1, a plurality of filaments are included in a single tow 1, and the measuring roller 4 moves up and down along a vertical direction; the bottom of the measuring roller 4 is provided with a chute 41, the inside of the chute 41 is provided with the top end of a vertical member 42 which slides relative to the chute 41, the bottom end of the vertical member 42 is connected with the top of the pressure sensor 3 in the bundling tension detecting unit 5, and all the pressure sensors 3 are sequentially arranged along the axial direction of the measuring roller 4; the tension detecting element 5 tied in a bundle includes tow pressure head 2 and pressure sensor 3, pressure sensor 3's bottom is provided with external force and inserts mouth 31, and this external force inserts mouth 31 and is connected with the top of tow pressure head 2, is provided with down convex arc surface 20 on the bottom of tow pressure head 2, and the below of this arc surface 20 is walked around and is had silk bundle 1, and this silk bundle 1 is pressed down into the V type by arc surface 20, and presss from both sides between arc surface 20 and the silk bundle 1 and establish into a pressure and survey contained angle 6. The number of filaments included in the single tow 1 is more than one hundred. The left end and the right end of the measuring roller 4 are respectively provided with a lead screw 46 which is in up-down sliding fit with the measuring roller 4; the direction of the force exerted on the pressure sensor 3 by the tow 1 through the tow pressure head 2 is a vertical direction, and the vertical direction is consistent with the upward direction in the moving direction of the measuring roller 4. An upstream auxiliary roller 43 and a downstream auxiliary roller 44 are respectively arranged at the front side and the rear side of the measuring roller 4, the upstream auxiliary roller 43, the measuring roller 4 and the downstream auxiliary roller 44 are sequentially arranged along the moving direction of the filament bundle 1, and the filament bundle 1 passes around the top roller surfaces 431 of the upstream auxiliary roller 43 and the downstream auxiliary roller 44; the part of the tow 1 between the upstream auxiliary roller 43 and the measuring roller 4 and the part of the tow 1 between the downstream auxiliary roller 44 and the measuring roller 4 are clamped into a V-shaped included angle 45.
Example 2:
the basic contents are the same as example 1, except that:
the tow pressure head 2 is of a saddle-shaped structure and comprises a left saddle plate 22, a middle saddle body 23 and a right saddle plate 24, the top end of the left saddle plate 22 is vertically connected with one end of the middle saddle body 23, the other end of the middle saddle body 23 is vertically connected with the top end of the right saddle plate 24, a downward convex circular arc surface 20 is arranged at the bottom of the middle saddle body 23, and the top of the middle saddle body 23 is connected with an external force access port 31. The bottom of the middle saddle body 23 is also provided with a left oblique transition part 231 and a right oblique transition part 232, the left end of the arc surface 20 is connected with the middle part of the left saddle plate 22 through the left oblique transition part 231, and the right end of the arc surface 20 is connected with the middle part of the right saddle plate 24 through the right oblique transition part 232; the joint of the left oblique transition part 231 and the arc surface 20 is wider than the joint of the left oblique transition part 231 and the left saddle plate 22, and the joint of the right oblique transition part 232 and the arc surface 20 is wider than the joint of the right oblique transition part 232 and the right saddle plate 24.
Example 3:
the basic contents are the same as example 1, except that:
the tow pressure head 2 comprises a U-shaped clamping plate 25, a rotating shaft 26 and pulleys 27, wherein the U-shaped clamping plate 25 comprises a left plate body 251, a middle plate body 252 and a right plate body 253, the top end of the left plate body 251 is perpendicularly connected with one end of the middle plate body 252, the other end of the middle plate body 252 is perpendicularly connected with the top end of the right plate body 253, the middle of the right plate body 253 is connected with the middle of the left plate body 251 through the rotating shaft 26, the pulleys 27 are sleeved on the rotating shaft 26, the bottom side wall of each pulley 27 is an arc surface 20, and the top of the middle plate body 252 is connected with an external force access port 31.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.
Claims (10)
1. A bundle tension detecting system is characterized in that: the bundling tension detection system comprises at least two bundling tension detection units (5) and a measuring roller (4), wherein one bundling tension detection unit (5) corresponds to one tow (1), a plurality of filaments are contained in a single tow (1), and the measuring roller (4) moves up and down along the vertical direction;
the bottom of the measuring roller (4) is provided with a sliding chute (41), the inside of the sliding chute (41) is provided with the top end of a vertical piece (42) which slides relative to the sliding chute, the bottom end of the vertical piece (42) is connected with the top of the pressure sensor (3) in the bundling tension detecting unit (5), and all the pressure sensors (3) are sequentially arranged along the axial direction of the measuring roller (4);
the bundle-concentration tension detection unit (5) comprises a tow pressure head (2) and a pressure sensor (3), an external force access port (31) is arranged at the bottom of the pressure sensor (3), the external force access port (31) is connected with the top of the tow pressure head (2), a downward convex arc surface (20) is arranged at the bottom of the tow pressure head (2), a tow (1) passes through the lower part of the arc surface (20), the tow (1) is pressed downwards by the arc surface (20) to form a V-shaped structure, and a pressure measurement included angle (6) is formed between the arc surface (20) and the tow (1).
2. The bundle tension detecting system according to claim 1, wherein: the number of filaments included in the single tow (1) is greater than one hundred.
3. A bundle tension detecting system according to claim 1 or 2, characterized in that: the left end and the right end of the measuring roller (4) are respectively provided with a lead screw (46) which is in up-down sliding fit with the measuring roller (4); the direction of the force applied to the pressure sensor (3) by the filament bundle (1) through the filament bundle pressure head (2) is the vertical direction, and the vertical direction is consistent with the upward direction in the moving direction of the measuring roller (4).
4. A bundle tension detecting system according to claim 1 or 2, characterized in that: an upstream auxiliary roller (43) and a downstream auxiliary roller (44) are respectively arranged on the front side and the rear side of the measuring roller (4), the upstream auxiliary roller (43), the measuring roller (4) and the downstream auxiliary roller (44) are sequentially arranged along the moving direction of the tows (1), and the tows (1) pass through the top roller surfaces (431) of the upstream auxiliary roller (43) and the downstream auxiliary roller (44);
and a V-shaped included angle (45) is formed between the position, located between the upstream auxiliary roller (43) and the measuring roller (4), of the tow (1) and the position, located between the downstream auxiliary roller (44) and the measuring roller (4), of the tow (1).
5. A bundle tension detecting system according to claim 1 or 2, characterized in that: the upstream and downstream devices of the tow (1) wound by the tow pressure head (2) are a bundling mechanism and a drafting mechanism respectively.
6. A bundle tension detecting system according to claim 1 or 2, characterized in that: the top of the tow pressure head (2) is provided with a pressure head interface (21), the pressure head interface (21) is connected with the bottom end of the strip-shaped piece (28), and the top end of the strip-shaped piece (28) is connected with an external force access port (31) on the pressure sensor (3).
7. A bundle tension detecting system according to claim 1 or 2, characterized in that: the tow pressure head (2) is of a saddle-shaped structure and comprises a left saddle plate (22), a middle saddle body (23) and a right saddle plate (24), the top end of the left saddle plate (22) is vertically connected with one end of the middle saddle body (23), the other end of the middle saddle body (23) is vertically connected with the top end of the right saddle plate (24), a downward convex circular arc surface (20) is arranged on the bottom of the middle saddle body (23), and the top of the middle saddle body (23) is connected with an external force access port (31).
8. The bundle tension detecting system according to claim 7, wherein: the bottom of the middle saddle body (23) is also provided with a left oblique transition part (231) and a right oblique transition part (232), the left end of the arc surface (20) is connected with the middle part of the left saddle plate (22) through the left oblique transition part (231), and the right end of the arc surface (20) is connected with the middle part of the right saddle plate (24) through the right oblique transition part (232);
the joint of the left oblique transition part (231) and the arc surface (20) is wider than the joint of the left oblique transition part (231) and the left saddle plate (22), and the joint of the right oblique transition part (232) and the arc surface (20) is wider than the joint of the right oblique transition part (232) and the right saddle plate (24).
9. A bundle tension detecting system according to claim 1 or 2, characterized in that: the tow pressure head (2) comprises a U-shaped clamping plate (25), a rotating shaft (26) and pulleys (27), wherein the U-shaped clamping plate (25) comprises a left plate body (251), a middle plate body (252) and a right plate body (253), the top end of the left plate body (251) is perpendicularly connected with one end of the middle plate body (252), the other end of the middle plate body (252) is perpendicularly connected with the top end of the right plate body (253), the middle part of the right plate body (253) is connected with the middle part of the left plate body (251) through the rotating shaft (26), the pulleys (27) are sleeved on the rotating shaft (26), the side wall at the bottom of each pulley (27) is an arc surface (20), and the top of the middle plate body (252) is connected with an external force access port (31).
10. A bundle tension detecting system according to claim 1 or 2, characterized in that: the lateral part of the pressure sensor (3) is connected with the input end of a transmitter (51) through a signal line, the output end of the transmitter (51) is connected with the input end of a main control panel (54) after sequentially passing through an information acquisition panel (52) and a CAN bus (53), the output end of the main control panel (54) is wirelessly connected with the input end of a main control computer (55), and the output end of the main control computer (55) is connected with a data display screen (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395823.9A CN113252225A (en) | 2021-04-13 | 2021-04-13 | Bundling tension detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395823.9A CN113252225A (en) | 2021-04-13 | 2021-04-13 | Bundling tension detection system |
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| CN113252225A true CN113252225A (en) | 2021-08-13 |
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| CN202110395823.9A Pending CN113252225A (en) | 2021-04-13 | 2021-04-13 | Bundling tension detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114323908A (en) * | 2021-11-22 | 2022-04-12 | 宁波银瑜科技有限责任公司 | Silk thread tension detection device |
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