CN207095757U - A kind of thread tension measuring apparatus of high sensitivity - Google Patents
A kind of thread tension measuring apparatus of high sensitivity Download PDFInfo
- Publication number
- CN207095757U CN207095757U CN201720871738.4U CN201720871738U CN207095757U CN 207095757 U CN207095757 U CN 207095757U CN 201720871738 U CN201720871738 U CN 201720871738U CN 207095757 U CN207095757 U CN 207095757U
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- guide wheel
- rotation
- rotation guide
- wheel shaft
- rotating disk
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Abstract
The utility model discloses a kind of thread tension measuring apparatus of high sensitivity, including fixed disk, rotating disk, fixing axle, fixed disk are connected by fixing axle with rotating disk；The first coaxial annular groove is offered on fixed disk, rotating disk lower surface offers the second coaxial annular groove, fixed pole grillage, rotation pole plate frame are separately installed with first coaxial annular groove and the second coaxial annular groove, fixed pole grillage is connected with fixed polar plate, rotation pole plate frame is connected with rotation pole plate, and fixed polar plate and pole of rotation plate shape are into the pole plate pair with fixed interval (FI)；Stator ring is installed, stator ring is connected by linking arm and fixing axle, and the first rotation guide wheel, the second rotation guide wheel are separately installed with rotating disk on sliding block.A kind of thread tension measuring apparatus of high sensitivity described in the utility model, thread tension is converted to the relative rotation angle of inductance capacitance array, change the area of inductance capacitance, capacitance change is detected by capacitance measurement circuit, so as to react the size of thread tension.
Description
Technical field
It the utility model is related to a kind of thread tension measuring apparatus of high sensitivity.
Background technology
Thread tension measurement is an important step in textile technology, and the real-time measurement to thread tension is related to fabric
Quality and production efficiency.Tension force is converted to electric signal by the method for tonometry using cantilever beam with strain resistor method mostly.
Using capacitive sensing method carry out tonometry, applied in other field, as file CN201110376420,
The method using capacitive sensing measuring steel wire rope tension described by CN201110376461.But the tension force that this method measures
Change with the gap of capacitor plate, therebetween inversely, linearisation difficulty is larger；And small gap change can cause
The larger change of measurement result, easily influenceed by external vibration, impact, it is higher to application environmental requirement, it is not suitable for silk thread
The measurement of tension force.
Utility model content
The purpose of this utility model is the thread tension measuring apparatus for providing a kind of high sensitivity, and thread tension is changed
For the relative rotation angle of inductance capacitance array, change the area of inductance capacitance, capacitance variations are detected by capacitance measurement circuit
Amount, so as to react the size of thread tension.
In order to achieve the above object, the technical solution of the utility model is：
A kind of thread tension measuring apparatus of high sensitivity, including fixed disk, rotating disk, fixing axle, the fixed disk lead to
Fixing axle is crossed with rotating disk to be connected；The first coaxial annular groove of more than 1, the rotating disk following table are offered on the fixed disk
Face offers the second coaxial annular groove of more than 1, is installed respectively in the first coaxial annular groove and the second coaxial annular groove
Have fixed pole grillage, rotation pole plate frame, and the fixed pole grillage is installed with rotation pole plate frame interval, the fixed pole grillage with
Fixed polar plate is connected, and the rotation pole plate frame is connected with rotation pole plate, and the fixed polar plate is with pole of rotation plate shape into fixation
The pole plate pair in gap；The rotating disk upper surface offers arcuate furrow, and sliding block, bullet are separately installed with the arcuate furrow
Spring, the spring one end are connected with sliding block, and the spring other end is connected with the arcuate furrow madial wall of rotating disk；The sliding block
On stator ring is installed, the stator ring is connected by linking arm and fixing axle, and is separately installed with the rotating disk
One rotation guide wheel, the second rotation guide wheel；From left to right it is sequentially installed with rotating disk between the arcuate furrow and fixing axle
First sensor, second sensor, 3rd sensor, and the distance between the first sensor and second sensor are equal to the
The distance between two sensors and 3rd sensor.
Described first rotates the angle of line between line and the second rotation guide wheel and fixing axle between guide wheel and fixing axle
For 90 degree.
The arcuate furrow be a quarter annulus, and it is described first rotation guide wheel and second rotation guide wheel guide wheel shaft
Heart line is located on same annulus with arcuate furrow.
The fixing axle includes the shaft shoulder, and the shaft shoulder is connected with first step post, the first step post and second step
Post is connected, and the second step post is connected with the 3rd step post, and the 3rd step post is connected with threaded rod, the 3rd step
The first keyway is offered on post；The fixed disk is co-axially mounted with fixing axle, and fixed disk is arranged on first step post；It is described
Second step post is connected with the inner ring of bearing, and the outer ring of the bearing is connected with rotating disk.
The first stationary positioned pin hole is offered in the fixed disk side wall, is offered in the fixed pole grillage lower wall
Two stationary positioned pin holes, the fixed disk pass through the first stationary positioned pin hole, the second stationary positioned pin hole by stationary positioned pin
It is connected afterwards with fixed pole grillage, fixed polar plate is bonded with the fixed pole grillage；First is offered in the rotating disk side wall
Rotational positioning pin hole, described rotate offer the second rotational positioning pin hole on pole plate frame upper side wall, and the rotating disk passes through rotation
Pilot pin is connected after passing through the first rotational positioning pin hole, the second rotational positioning pin hole with rotation pole plate frame, the rotation pole plate frame
On be bonded with rotation pole plate.
Described linking arm one end offers the first axis hole, and the second keyway is offered on the first axis hole madial wall, described
First axis hole is mounted on the 3rd step post, and key, the first axle are provided with second keyway and the first keyway
Locking nut is installed, the locking nut is pushed against with linking arm and installed on the threaded rod above hole；The linking arm other end
Offer the second axis hole.
Stator ring axle is installed, the stator ring axle includes stator ring axle thread bar, described solid on the sliding block
Determine guide wheel shaft threaded rod with stator ring axle hexagon prism to be connected, the stator ring axle hexagon prism and the first stator ring axle optical axis
It is connected, the first stator ring axle optical axis is connected with the second stator ring axle optical axis；The stator ring axle thread bar and cunning
Block is connected, and the first stator ring axle optical axis is connected after passing through the second axis hole with linking arm, the second stator ring axle light
Stator ring is installed on axle.
First rotation guide wheel shaft is installed, the first rotation guide wheel shaft includes the first rotation guide wheel shaft in the rotating disk
Threaded rod, the first rotation guide wheel shaft threaded rod are connected with the first rotation guide wheel shaft hexagon prism, the first rotation guide wheel shaft
Hexagon prism is connected with the first rotation guide wheel shaft optical axis；The first rotation guide wheel shaft threaded rod is connected with rotating disk, and described first
The first rotation guide wheel is installed on rotation guide wheel shaft optical axis.
Second rotation guide wheel shaft is installed, the second rotation guide wheel shaft includes the second rotation guide wheel shaft in the rotating disk
Threaded rod, the second rotation guide wheel shaft threaded rod are connected with the second rotation guide wheel shaft hexagon prism, the second rotation guide wheel shaft
Hexagon prism is connected with the second rotation guide wheel shaft optical axis；The second rotation guide wheel shaft threaded rod is connected with rotating disk, and described second
The second rotation guide wheel is installed on rotation guide wheel shaft optical axis.
The beneficial effects of the utility model are：（1）The utility model improves inductance capacitance using capacitor plate array format
Structure, the induction area being effectively increased, improve the sensitivity of measurement；（2）Thread tension is converted to the phase of capacitor plate
To the anglec of rotation, change induction area, avoid pole plate space change caused by nonlinear problem, improve the stabilization of signal
Property, reduce the difficulty of signal transacting.
Brief description of the drawings
Fig. 1 is unshielded component structure diagram of the present utility model；
Fig. 2 is the utility model section view；
Fig. 3 is fixed axle structure schematic diagram；
Fig. 4 is fixed disk structural representation；
Fig. 5 is inductance capacitance structural representation；
Fig. 6 is rotating disk top surface structure schematic diagram；
Fig. 7 is rotating disk bottom surface structure schematic diagram；
Fig. 8 is stator ring axle construction schematic diagram；
Fig. 9 is the first rotation guide wheel shaft structural representation；
Figure 10 is the second rotation guide wheel shaft structural representation；
Figure 11 positions linking arm structural representation；
Figure 12 is capacitance connection schematic diagram；
Figure 13 is coiling initial position schematic diagram；
Figure 14 is position view after rotating disk turns an angle.
Embodiment
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of thread tension measuring apparatus of high sensitivity, including fixation
Disk 1, rotating disk 2, fixing axle 3, the fixed disk 1 are connected by fixing axle 3 with rotating disk 2；1 is offered on the fixed disk 1
The first coaxial annular groove 11 more than individual, the lower surface of rotating disk 2 offers the second coaxial annular groove 21 of more than 1, institute
State and fixed pole grillage 41, rotation pole plate frame 42 are separately installed with the first coaxial annular groove 11 and the second coaxial annular groove 21, and
The fixed pole grillage 41 is installed with rotation pole plate frame 42 interval, and the fixed pole grillage 41 is connected with fixed polar plate 43, described
Rotation pole plate frame 42 is connected with rotation pole plate 44, and the fixed polar plate 43 forms the pole plate with fixed interval (FI) with rotation pole plate 44
It is right；The upper surface of rotating disk 2 offers arcuate furrow 22, and sliding block 23, spring 24 are separately installed with the arcuate furrow 22,
Described one end of spring 24 is connected with sliding block 23, and spring base is provided with the arcuate furrow 22 of the rotating disk 2, and the spring 24 is another
One end is connected with spring base；Stator ring 4 is installed, the stator ring 4 passes through linking arm 5 and fixing axle on the sliding block 23
3 are connected, and the first rotation guide wheel 6, second rotation guide wheel 7 is separately installed with the rotating disk 2；The arcuate furrow 22 is with fixing
First sensor 91, second sensor 92,3rd sensor 93 are from left to right sequentially installed with rotating disk 2 between axle 3, and
The distance between the first sensor 91 and second sensor 92 are equal between second sensor 92 and 3rd sensor 93
Distance.First sensor 91 and second sensor 92 are 45o to the angle between fixing axle 3, and second sensor 92 and the 3rd passes
Sensor 93 to the angle between fixing axle 3 be 45o.When rotating disk 2 rotates, first sensor 91, second sensor 92 and
Three sensors 93 can detect whether the linking arm 5 being connected with stator ring 4 rotates, and illustrate that fixation is led if linking arm 5 rotates
Wheel 4 rotates, then illustrates that testing result is incorrect.The setting energy of first sensor 91, second sensor 92 and 3rd sensor 93
Enough accuracys for improving detection.
Fixed disk 1, rotating disk 2, fixed pole grillage 41 and rotation pole plate frame 42 are made using insulating materials.Fixed polar plate
43rd, rotate pole plate 44 to make using copper foil or aluminium foil, and in surface spraying aluminum oxide, make its surface insulation.
Line between line and the second rotation guide wheel 7 and fixing axle 3 between the first rotation guide wheel 6 and fixing axle 3
Angle is 90 degree.
The arcuate furrow 22 is the annulus of a quarter, and the first rotation guide wheel 6 and second rotates leading for guide wheel 7
Wheel axial line is located on same annulus with arcuate furrow 22.
As shown in figure 3, the fixing axle 3 includes the shaft shoulder 31, four circular holes are opened on the end face of the shaft shoulder 31；The centre bore of fixed disk 1
It is corresponding with four circular holes on the shaft shoulder 31 of fixing axle 3 that surrounding opens four screwed holes.The shaft shoulder 31 is connected with first step post 32,
The first step post 32 is connected with second step post 33, and the second step post 33 is connected with the 3rd step post 34, and described
Three step posts 34 are connected with threaded rod 35, and the first keyway 36 is offered on the 3rd step post 34；The fixed disk 1 is with fixing
Axle 3 is co-axially mounted, and fixed disk 1 is arranged on first step post 32；The second step post 33 is connected with the inner ring of bearing 37,
The outer ring of the bearing 37 is connected with rotating disk 2.
The first stationary positioned pin hole 12 is offered in the side wall of fixed disk 1, is opened in the lower wall of fixed pole grillage 41
Provided with the second stationary positioned pin hole 13, the fixed disk 1 is solid through the first stationary positioned pin hole 12, second by stationary positioned pin
It is connected after determining positioning pinholes 13 with fixed pole grillage 41, fixed polar plate 43 is bonded with the fixed pole grillage 41；The rotation
The first rotational positioning pin hole 25 is offered in the side wall of disk 2, the second rotational positioning is offered on the rotation upper side wall of pole plate frame 42
Pin hole 26, the rotating disk 2 by rotational positioning pin through the first rotational positioning pin hole 25, after the second rotational positioning pin hole 26 with
Rotate pole plate frame 42 to be connected, rotation pole plate 44 is bonded with the rotation pole plate frame 42.
As shown in figure 11, described one end of linking arm 5 offers the first axis hole 51, is opened up on the madial wall of the first axis hole 51
There is the second keyway 52, first axis hole 51 is mounted on the 3rd step post 34, and the key of second keyway 52 and first
Key 53 is installed in groove 36, locking nut 55, the locking nut are installed on the threaded rod 35 of the top of the first axis hole 51
55 push against installation with linking arm 5；The other end of linking arm 5 offers the second axis hole 54.
As shown in figure 8, being provided with stator ring axle 61 on the sliding block 23, the stator ring axle 61 includes stator ring
Axle thread bar 62, the stator ring axle thread bar 62 are connected with stator ring axle hexagon prism 63, the stator ring axle hexagonal
Post 63 is connected with the first stator ring axle optical axis 64, the first stator ring axle optical axis 64 and the second stator ring axle optical axis 65
It is connected；The stator ring axle thread bar 62 is connected with sliding block 23, and the first stator ring axle optical axis 64 passes through the second axis hole
It is connected after 54 with linking arm 5, stator ring 4 is installed on the second stator ring axle optical axis 65.
As shown in figure 9, being provided with the first rotation guide wheel shaft 71 in the rotating disk 2, the first rotation guide wheel shaft 71 wraps
Include the first rotation guide wheel shaft threaded rod 72, the first rotation guide wheel shaft threaded rod 72 and the phase of the first rotation guide wheel shaft hexagon prism 73
Even, the first rotation guide wheel shaft hexagon prism 73 is connected with the first rotation guide wheel shaft optical axis 74；The first rotation guide wheel shaft spiral shell
Rasp bar 72 is connected with rotating disk 2, and the first rotation guide wheel 6 is provided with the first rotation guide wheel shaft optical axis 74.
As shown in Figure 10, the second rotation guide wheel shaft 81 is installed, the second rotation guide wheel shaft 81 wraps in the rotating disk 2
Include the second rotation guide wheel shaft threaded rod 82, the second rotation guide wheel shaft threaded rod 82 and the phase of the second rotation guide wheel shaft hexagon prism 83
Even, the second rotation guide wheel shaft hexagon prism 83 is connected with the second rotation guide wheel shaft optical axis 84；The second rotation guide wheel shaft spiral shell
Rasp bar 82 is connected with rotating disk 2, and the second rotation guide wheel 7 is provided with the second rotation guide wheel shaft optical axis 84.
As shown in Figure 12, Figure 13, Figure 14, a kind of thread tension measuring apparatus operation principle of high sensitivity：Device is completed
After installation, each pole plate on fixed polar plate 43 is joined together to form to a pole of inductance capacitance with wire, rotated on pole plate 44
Each pole plate another pole of inductance capacitance is joined together to form with wire.During initial position, fixed polar plate 43 and pole of rotation
The position of plate 44 is identical, and the area of inductance capacitance is maximum, and capacitance is also maximum.During rotation, stator ring axle 61 fixes sliding block 23
Motionless, spring 24 then fix by one end, and the other end rotates together with rotating disk 2, so that spring 24 compresses.By silk thread rotating around
Cross stator ring 4, first rotate guide wheel 6, second rotate guide wheel 7, then can to rotary components produce turning moment, and drive its to
The direction that spring 24 compresses rotates, until reaching balance with the compression stress of spring 24.Thread tension is bigger, and caused turning moment is got over
Greatly, then the rotational angle of rotating disk 2 is bigger.Rotating disk 2, which rotates, drives pole of rotation plate 44 to produce dislocation, makes the face of inductance capacitance
Product reduces, and capacitance reduces.Told as before, thread tension is bigger, and the rotational angle of rotating disk 2 is bigger, then the face of inductance capacitance
Product is smaller, and capacitance variation is bigger.Pass through capacitance measurement circuit（CV circuits）Capacitance change is can accurately measure, so as to be converted to
Thread tension size.
A kind of thread tension measuring apparatus of high sensitivity of the present embodiment, thread tension is converted into inductance capacitance array
Relative rotation angle, change the area of inductance capacitance, capacitance change detected by capacitance measurement circuit, so as to react silk thread
The size of tension force.
Claims (8)
- A kind of 1. thread tension measuring apparatus of high sensitivity, it is characterised in that：Including fixed disk (1), rotating disk (2), fix Axle (3), the fixed disk (1) are connected by fixing axle (3) with rotating disk (2)；More than 1 is offered on the fixed disk (1) The first coaxial annular groove (11), rotating disk (2) lower surface offers the second coaxial annular groove (21) of more than 1, institute State and fixed pole grillage (41), rotation pole plate frame are separately installed with the first coaxial annular groove (11) and the second coaxial annular groove (21) (42), and the fixed pole grillage (41) is installed with rotation pole plate frame (42) interval, the fixed pole grillage (41) and fixed pole Plate (43) is connected, and the rotation pole plate frame (42) is connected with rotation pole plate (44), the fixed polar plate (43) and rotation pole plate (44) pole plate pair with fixed interval (FI) is formed；Rotating disk (2) upper surface offers arcuate furrow (22), the arc ditch Sliding block (23), spring (24) are separately installed with groove (22), described spring (24) one end is connected with sliding block (23), the spring (24) other end is connected with arcuate furrow (22) madial wall of rotating disk (2)；Stator ring is installed on the sliding block (23) (4), the stator ring (4) is connected by linking arm (5) and fixing axle (3), and first is separately installed with the rotating disk (2) Rotate guide wheel (6), the second rotation guide wheel (7)；From a left side in rotating disk (2) between the arcuate furrow (22) and fixing axle (3) First sensor (91), second sensor (92), 3rd sensor (93), and the first sensor are sequentially installed with to the right side (91) it is equal to the distance between second sensor (92) and 3rd sensor (93) with the distance between second sensor (92)；Connect between the first rotation guide wheel (6) and fixing axle (3) between line and the second rotation guide wheel (7) and fixing axle (3) The angle of line is 90 degree.
- A kind of 2. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The arc ditch Groove (22) be a quarter annulus, and it is described first rotation guide wheel (6) and second rotate guide wheel (7) guide wheel axial line and arc Shape groove (22) is located on same annulus.
- A kind of 3. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The fixing axle (3) shaft shoulder (31) is included, the shaft shoulder (31) is connected with first step post (32), the first step post (32) and second step Post (33) is connected, and the second step post (33) is connected with the 3rd step post (34), the 3rd step post (34) and threaded rod (35) it is connected, the first keyway (36) is offered on the 3rd step post (34)；The fixed disk (1) and fixing axle (3) are coaxial Installation, and fixed disk (1) is arranged on first step post (32)；The second step post (33) and the inner ring phase of bearing (37) Even, the outer ring of the bearing (37) is connected with rotating disk (2).
- A kind of 4. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The fixed disk (1) the first stationary positioned pin hole (12) is offered in side wall, the second fixation is offered in fixed pole grillage (41) lower wall Positioning pinholes (13), the fixed disk (1) pass through the first stationary positioned pin hole (12), the second stationary positioned by stationary positioned pin Pin hole (13) is connected with fixed pole grillage (41) afterwards, and fixed polar plate (43) is bonded with the fixed pole grillage (41)；The rotation The first rotational positioning pin hole (25) is offered in rotating disk (2) side wall, second is offered on described rotation pole plate frame (42) upper side wall Rotational positioning pin hole (26), the rotating disk (2) are rotated by rotational positioning pin through the first rotational positioning pin hole (25), second Positioning pinholes (26) are connected with rotation pole plate frame (42) afterwards, and rotation pole plate (44) is bonded with the rotation pole plate frame (42).
- A kind of 5. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The linking arm (5) one end offers the first axis hole (51), offers the second keyway (52) on the first axis hole (51) madial wall, and described first Axis hole (51) is mounted on the 3rd step post (34), and is provided with key in second keyway (52) and the first keyway (36) (53) locking nut (55), is installed on the threaded rod (35) above first axis hole (51), the locking nut (55) with Linking arm (5) pushes against installation；Linking arm (5) other end offers the second axis hole (54).
- A kind of 6. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The sliding block (23) stator ring axle (61) is installed, the stator ring axle (61) includes stator ring axle thread bar (62), described solid on Determine guide wheel shaft threaded rod (62) with stator ring axle hexagon prism (63) to be connected, the stator ring axle hexagon prism (63) is solid with first Determine guide wheel shaft optical axis (64) to be connected, the first stator ring axle optical axis (64) is connected with the second stator ring axle optical axis (65)； The stator ring axle thread bar (62) is connected with sliding block (23), and the first stator ring axle optical axis (64) passes through the second axis hole (54) it is connected afterwards with linking arm (5), stator ring (4) is installed on the second stator ring axle optical axis (65).
- A kind of 7. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The rotating disk (2) the first rotation guide wheel shaft (71) is installed, the first rotation guide wheel shaft (71) includes the first rotation guide wheel shaft threaded rod on (72), the first rotation guide wheel shaft threaded rod (72) is connected with the first rotation guide wheel shaft hexagon prism (73), first rotation Guide wheel shaft hexagon prism (73) is connected with the first rotation guide wheel shaft optical axis (74)；The first rotation guide wheel shaft threaded rod (72) and rotation Rotating disk (2) is connected, and the first rotation guide wheel (6) is provided with the first rotation guide wheel shaft optical axis (74).
- A kind of 8. thread tension measuring apparatus of high sensitivity according to claim 1, it is characterised in that：The rotating disk (2) the second rotation guide wheel shaft (81) is installed, the second rotation guide wheel shaft (81) includes the second rotation guide wheel shaft threaded rod on (82), the second rotation guide wheel shaft threaded rod (82) is connected with the second rotation guide wheel shaft hexagon prism (83), second rotation Guide wheel shaft hexagon prism (83) is connected with the second rotation guide wheel shaft optical axis (84)；The second rotation guide wheel shaft threaded rod (82) and rotation Rotating disk (2) is connected, and the second rotation guide wheel (7) is provided with the second rotation guide wheel shaft optical axis (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720871738.4U CN207095757U (en) | 2017-07-18 | 2017-07-18 | A kind of thread tension measuring apparatus of high sensitivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720871738.4U CN207095757U (en) | 2017-07-18 | 2017-07-18 | A kind of thread tension measuring apparatus of high sensitivity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095757U true CN207095757U (en) | 2018-03-13 |
Family
ID=61545557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720871738.4U Expired - Fee Related CN207095757U (en) | 2017-07-18 | 2017-07-18 | A kind of thread tension measuring apparatus of high sensitivity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095757U (en) |
-
2017
- 2017-07-18 CN CN201720871738.4U patent/CN207095757U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20200718 |