CN110030010A - For detecting the hob holder and hob assembly of hobboing cutter stress - Google Patents
For detecting the hob holder and hob assembly of hobboing cutter stress Download PDFInfo
- Publication number
- CN110030010A CN110030010A CN201910092450.0A CN201910092450A CN110030010A CN 110030010 A CN110030010 A CN 110030010A CN 201910092450 A CN201910092450 A CN 201910092450A CN 110030010 A CN110030010 A CN 110030010A
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- Prior art keywords
- hole
- hobboing cutter
- supportive body
- detecting
- hob
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- 230000003319 supportive effect Effects 0.000 claims abstract description 56
- 239000011888 foil Substances 0.000 claims description 9
- 230000005641 tunneling Effects 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of for detecting the hob holder and hob assembly of hobboing cutter stress.Of the invention includes: supportive body for detecting the hob holder of hobboing cutter stress, and supportive body includes: locating slot, and the thickness direction along supportive body extends to form, and locating slot is used to place the interconnecting piece of hobboing cutter cutter shaft；Through-hole, through-hole through-thickness run through the hob holder for detecting hobboing cutter stress and are arranged；And changing sensor, changing sensor are set in through-hole, for detecting the deformation quantity of through-hole.Hob assembly of the invention, including as described above for detecting the hob holder of hobboing cutter stress.According to embodiments of the present invention, through-hole can be set on the supportive body of hob holder, and changing sensor is set in through-hole, to detect stress condition of hobboing cutter during tunneling, therefore, the working condition of hobboing cutter can be analyzed in real time, to analyze the abrasion condition of hobboing cutter.
Description
Technical field
The invention belongs to Suporting structure technical field more particularly to a kind of hob holders and rolling for detecting hobboing cutter stress
Knife assembly.
Background technique
Shield machine is the machinery based on full face tunneling method tunneling, mainly by being mounted in the girff on cutterhead
Hobboing cutter realizes the broken rock or shoveling work in tunnelling.Hobboing cutter is the vulnerable part on cutter head of shield machine, mutual with rock, the soil body
Abrasion can be generated during effect, when hob abrasion to certain degree, it will influence the normal work of shield machine.Therefore,
During tunneling, need to monitor the stress condition of hobboing cutter cutter shaft constantly, to analyze the working condition of hobboing cutter, Yi Jifen
Analyse the abrasion condition of hobboing cutter.
Since shield machine is in tunneling process, the stress of hobboing cutter is complex, and be typically accompanied by around hobboing cutter mud,
Rubble etc., working environment is more severe, is unfavorable for placement sensor and signal transmission apparatus on hobboing cutter and does not therefore have also at present
There is the scheme of the stress of feasible monitoring hobboing cutter.
Summary of the invention
The embodiment of the present invention provide it is a kind of for detecting the hob holder and hob assembly of hobboing cutter stress, can be in hobboing cutter knife
Through-hole is set on the supportive body of seat, and changing sensor is set in through-hole, to detect hobboing cutter during tunneling
Stress condition.
On the one hand, the embodiment of the invention provides a kind of for detecting the hob holder of hobboing cutter stress, comprising:
Supportive body, supportive body include:
Locating slot, the thickness direction along supportive body extend to form, and locating slot is used to place the interconnecting piece of hobboing cutter cutter shaft；
Through-hole, through-hole through-thickness are arranged through supportive body；And
Changing sensor, changing sensor are set in through-hole, for detecting the deformation quantity of through-hole.
Further, the quantity of through-hole is multiple, and multiple through-holes are along the circumferentially distributed of locating slot.
Further, the quantity of changing sensor is multiple, and a changing sensor is at least arranged in each through-hole.
Further, changing sensor is foil gauge, and through-hole is slotted hole, length side of the foil gauge along the cross section of through-hole
To being fixedly installed in through-hole.
Further, supportive body further include:
Through slot, through slot through-thickness is arranged through supportive body, and through slot is set to the side of the remotely located slot of through-hole.
Further, supportive body further include:
Multiple boss, multiple boss are along the inner wall that the thickness direction of supportive body is set to locating slot, and every two phase
The central angle that the axis of adjacent boss and hobboing cutter cutter shaft is constituted is right angle.
Further, further includes:
Sensor connector, sensor connector are set on the outer wall of supportive body, and changing sensor and sensor connector are logical
Cross conducting wire connection.
Further, supportive body further include:
Mounting groove, mounting groove are set on the outer wall of supportive body, and the slot bottom of mounting groove is equipped with mounting hole, mounting hole and logical
Hole connection；Wherein,
Sensor connector is installed in mounting groove, and conducting wire is arranged in mounting hole and through-hole.
Further, supportive body is made of at least one horizontal supporting portion and at least one vertical support portion, locating slot
It is surrounded, is uniformly arranged respectively on horizontal supporting portion and vertical support portion there are two through-hole by horizontal supporting portion and vertical support portion.
On the other hand, the embodiment of the invention also provides a kind of hob assemblies, including as described above for detecting hobboing cutter
The hob holder of stress.
The hob holder and hob assembly for being used to detect hobboing cutter stress of the embodiment of the present invention, in the support master of hob holder
The through-hole for installing changing sensor has been opened up on body, and changing sensor is set in through-hole, therefore, in tunneling
In the process, once hobboing cutter stress, so that it may the deformation quantity of through-hole is detected using changing sensor, then according to the deformation of through-hole
Amount and experimental calibration result, it will be able to obtain the stress condition of hobboing cutter, analyze rolling so as to the stress condition according to hobboing cutter
The working condition of knife, and the abrasion condition of hobboing cutter is analyzed, and before hob abrasion to the degree for influencing to excavate, replacement rolling in time
Knife, to guarantee the normal work of shield machine.The hob holder and hob assembly for being used to detect hobboing cutter stress of the embodiment of the present invention,
It is ingenious in design, structure is simple, at low cost, have widely applied value.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram of supportive body provided by one embodiment of the present invention；
Fig. 2 is the structural schematic diagram of hob holder provided by one embodiment of the present invention；
Fig. 3 is the structural schematic diagram of hob assembly provided by one embodiment of the present invention；
Fig. 4 is the top view of hob assembly provided by one embodiment of the present invention；
Fig. 5 is the A-A cross-sectional view in Fig. 4.
Specific embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below, in order to make mesh of the invention
, technical solution and advantage be more clearly understood, below in conjunction with drawings and the specific embodiments, the present invention is carried out further detailed
Description.It should be understood that specific embodiment described herein is only configured to explain the present invention, it is not configured as limiting this hair
It is bright.To those skilled in the art, the present invention can be in the case where not needing some details in these details
Implement.The description of embodiment is preferably managed just for the sake of being provided by showing example of the invention of the invention below
Solution.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including ... ", it is not excluded that including
There is also other identical elements in the process, method, article or equipment of the element.
In order to solve prior art problem, the embodiment of the invention provides a kind of for detecting the hob holder of hobboing cutter stress
And hob assembly.
The hob holder provided in an embodiment of the present invention for being used to detect hobboing cutter stress, including supportive body and deformation sensing
Device, supportive body are equipped with locating slot and through-hole.Wherein, locating slot is extended to form along the thickness direction of supportive body, locating slot
For placing the interconnecting piece of hobboing cutter cutter shaft.Through-hole through-thickness is arranged through supportive body, for installing changing sensor.Shape
Become sensor to be set in through-hole, for detecting the deformation quantity of through-hole.
In embodiments of the present invention, due to having opened up on the supportive body of hob holder for installing changing sensor
Through-hole, and changing sensor is set in through-hole, therefore, during tunneling, once hobboing cutter stress, so that it may it utilizes
Changing sensor detects the deformation quantity of through-hole, then according to the deformation quantity of through-hole and experimental calibration result, it will be able to be rolled
The stress condition of knife, the working condition of hobboing cutter is analyzed so as to the stress condition according to hobboing cutter, and analyzes the mill of hobboing cutter
Situation is damaged, and before hob abrasion to the degree for influencing to excavate, replaces hobboing cutter, in time to guarantee the normal work of shield machine.
Fig. 1 shows the structural schematic diagram of supportive body provided by one embodiment of the present invention.Fig. 2 shows the present invention one
The structural schematic diagram for the hob holder that a embodiment provides.
The hob holder provided by one embodiment of the present invention for being used to detect hobboing cutter stress will be carried out according to Fig. 1-2 below
It is described in detail.
As shown in Figure 1, supportive body 1 includes locating slot 11 and through-hole 12, wherein thickness of the locating slot 11 along supportive body 1
Degree direction extends to form, and for placing the interconnecting piece of hobboing cutter cutter shaft, through-hole 12 is led along the thickness direction of supportive body 1 through support
Body 1 is arranged, for installing changing sensor 2, and the appropriate rigidity for reducing supportive body 1, so that in the process of tunneling
In, the deformation of supportive body 1 is more obvious when hobboing cutter stress, so that it is logical so that changing sensor 2 is collected more accurately
The deformation quantity in hole 12, to improve the accuracy of the stress condition detection to hobboing cutter.
In an embodiment of the invention, supportive body 1 is by least one horizontal supporting portion and at least one vertical support
Portion is constituted, and locating slot 11 is surrounded by horizontal supporting portion and vertical support portion.As shown in Figure 1, supportive body 1 can be by two levels
Support portion and a vertical support portion are constituted, and locating slot 11 can be rectangular channel, so as to radially limit to hobboing cutter cutter shaft.?
In other embodiments of the invention, locating slot 11 can also be V-groove, U-type groove or dovetail groove, as long as can be with hobboing cutter cutter shaft
The shape of interconnecting piece match, and radial phase can be played the role of to hobboing cutter cutter shaft.
In embodiments of the present invention, the quantity of through-hole 12 is multiple, and multiple through-holes 12 can be along the circumferential direction of locating slot 11 point
Cloth.
In an embodiment of the invention, multiple through-holes 12 are divided into multiple groups, and multiple groups through-hole 12 is along locating slot 11
Circumferential to be distributed by group, the distance between through-hole 12 in every group is identical.By taking embodiment shown in FIG. 1 as an example, which has
Four through-holes 12, every two through-hole 12 are one group, wherein one group of through-hole 12 is arranged along the vertical edge of locating slot 11, another group of through-hole
12 along locating slot 11 horizontal sides be arranged.Specifically, supportive body 1 is by two horizontal supporting portions and a vertical support portion structure
Be rectangular channel at, locating slot 11, vertical support portion and on the horizontal supporting portion below the interconnecting piece of hobboing cutter cutter shaft it is equal respectively
There are two through-hole 12, the changing sensor 2 installed in the through-hole 12 being set on vertical support portion can acquire hobboing cutter for even setting
The stress condition of horizontal direction, the interior changing sensor 2 installed of the through-hole 12 being set on horizontal supporting portion can acquire hobboing cutter
The stress condition of vertical direction.
In other embodiments of the present invention, multiple through-holes 12 can also be uniformly distributed along the circumferential direction of locating slot 11, so as to more
Accurately acquire the stress condition of hobboing cutter all directions.
In embodiments of the present invention, changing sensor 2 is set in through-hole, for detecting the deformation quantity of through-hole 12.With it is logical
Hole 12 accordingly, the quantity of changing sensor 2 may be it is multiple, a changing sensor is at least set in each through-hole 12.
In an embodiment of the invention, a changing sensor 2 can be respectively set in each through-hole 12, such as Fig. 2 institute
Show, changing sensor 2 can be set in one end of through-hole 12, specifically, can be set in the one end of through-hole 12 far from hobboing cutter.
In another embodiment, two changing sensors 2, two shapes can be respectively set in each through-hole 12
The both ends in through-hole 12 can be respectively arranged at by becoming sensor 2.It can be in another of the invention embodiment, in each through-hole 12
Three changing sensors 2 are respectively set, two of them changing sensor 2 can be respectively arranged at the both ends in through-hole 12, another
A changing sensor 2 can be respectively arranged at the middle part in through-hole 12.
It should be noted that when more than two changing sensors 2 are arranged in through-hole 12, the deformation quantity of each through-hole 12
It can be the average value of the collected deformation quantity of changing sensor 2 in through-hole 12, be missed with reducing the detection of changing sensor 2
Difference.
In an embodiment of the invention, changing sensor 2 can be foil gauge.At this point, as shown in Fig. 2, through-hole 12 can
Think that slotted hole, foil gauge can be set in through-hole 12 along the length direction of slotted hole, specifically, foil gauge can be along through-hole
The length direction of 12 cross section is fixedly installed in through-hole 12, to increase the forced area of foil gauge.In this embodiment,
Foil gauge can be pasted on flexible supporting body, and flexible supporting body can be fixed in through-hole 12 by pasting mode
Wall.
In order to further decrease the rigidity of hob holder, the deformation quantity after increasing by 12 stress of through-hole improves changing sensor 2
Testing result accuracy, in the embodiment of the present invention, through slot 13 is additionally provided on supportive body 1, through slot 13 is along supportive body 1
Thickness direction is arranged through supportive body 1, and through slot 13 is set to the side of the remotely located slot 11 of through-hole 12.
In present invention one embodiment as shown in Figure 1, the quantity of through slot 13 can be one, which can edge
Vertical direction is set to the side of the remotely located slot 11 of two through-holes being vertically arranged 12, and the length of through slot 13 can be greater than two
The sum of the distance between length of through-hole 12 and two holes 12.
In another embodiment, the quantity of through slot 13 may be two, and one of through slot 13 can edge
Vertical direction is set to the side of the remotely located slot 11 of two through-holes being vertically arranged 12, another through slot 13 can be along level side
To the side for being set to two horizontally arranged remotely located slots 11 of through-hole 12, the length of through slot 13 can be greater than adjacent thereto
The sum of the distance between length of two through-holes 12 and two holes 12.
In other embodiments of the present invention, the quantity of through slot 13 can also be more, and the length of through slot 13 might be less that
The sum of the distance between length of two through-holes 12 adjacent thereto and two holes 12, the arrangement mode of through slot 13 can also be square
Battle array arrangement.Therefore, the embodiment of the present invention to the size, quantity and arrangement mode of through slot 13 without limitation, as long as can be full
Under the premise of the rigidity requirement of sufficient hob holder, the rigidity of supportive body 1 can be suitably reduced as far as possible, increase the shape of through-hole 12
Variable.
In order to which changing sensor 2 can more accurately detect the stress of hobboing cutter, multiple boss are additionally provided on supportive body 1
14, multiple boss 14 are set on the inner wall of locating slot 11 along the thickness direction of supportive body 1, and every two adjacent boss 14
The central angle constituted with the axis of hobboing cutter cutter shaft is right angle.Specifically, boss 14 can be set in corresponding inner wall length direction
Midpoint on.As shown in Figure 1, can set in embodiments of the present invention, on supportive body 1, there are two boss 14, wherein one
A boss 14 is set to the middle part of vertical inner wall, the power of the horizontal direction for receiving the transmitting of hobboing cutter cutter shaft, another boss
14 are set to the middle part of horizontal downside inner wall, the power of the vertical direction for receiving the transmitting of hobboing cutter cutter shaft.Due in locating slot
Therefore boss 14 is equipped in 11 can change into 14 stress of boss for the entire inner wall stress of locating slot 11, so that supportive body 1
Receive the power of hobboing cutter cutter shaft transmitting more accurately, to improve the meter of the power of the horizontal direction and vertical direction that are subject to hobboing cutter
Calculation ability.
In embodiments of the present invention, hob holder further includes sensor connector 3, and sensor connector 3 is set to supportive body 1
Outer wall on, changing sensor 2 is connect with sensor connector 3 by conducting wire, sensor connector 3 pass through signal wire and monitoring host computer
Connection, the deformation quantity for detecting changing sensor 2 pass to monitoring host computer and carry out force analysis.
Sensor connector 3 influences the normal work of hobboing cutter in order to prevent, and in the embodiment of the present invention, supportive body 1 is additionally provided with
Mounting groove 15, mounting groove 15 are set on the outer wall of supportive body 1, and are set to the lower section of locating slot 11, the slot of mounting groove 15
Bottom is equipped with mounting hole 16, and mounting hole 16 is connected to through-hole 12.Wherein, sensor connector 3 is installed in mounting groove 15, and conducting wire
It is arranged in mounting hole 16 and through-hole 12, to play a protective role to sensor connector 3 and conducting wire, meanwhile, 3 He of sensor connector
Conducting wire will not influence the assembly of hob holder.
In embodiments of the present invention, hob holder, hobboing cutter cutter shaft and hobboing cutter can be assembled and is completed, then hobboing cutter is applied
The power of different size and direction, while measuring the deformation quantity that the corresponding each strain measurement of these power arrives, with obtain deformation quantity with
The mapping relations data of power, and using these mapping relations data as nominal data.In shield machine driving, can obtain in real time
The deformation quantity of each changing sensor 2, the stress condition of hobboing cutter is calculated then in conjunction with nominal data.
Fig. 3 shows the structural schematic diagram of hob assembly provided by one embodiment of the present invention.Fig. 4 shows the present invention one
The top view for the hob assembly that a embodiment provides.Fig. 5 shows the A-A cross-sectional view in Fig. 4.
It will be described in detail below according to Fig. 3-5 pairs of hob assemblies provided in an embodiment of the present invention.
As in Figure 3-5, the embodiment of the invention also provides a kind of hob assemblies, including hobboing cutter girff, position-limit mechanism, rolling
Knife cutter shaft 51, hobboing cutter 52 and the hob holder provided in an embodiment of the present invention for being used to detect hobboing cutter stress.
Wherein, hobboing cutter girff is the cabinet being spliced to form by two mounting bases 41 and two connecting plates 42, two mounting bases
41 are symmetrically arranged, and two connecting plates 42 are symmetrically arranged, and the both ends of two mounting bases 41 respectively pass through a connecting plate 42
Connection.
A hob holder 43 is respectively provided on the inner wall of each mounting base 41, two hob holders 43 are relative to hobboing cutter girff
Middle line be symmetrical arranged, the locating slot of hob holder 43 is used to place the interconnecting piece of hobboing cutter cutter shaft 51.
The interconnecting piece at 51 both ends of hobboing cutter cutter shaft is respectively arranged in the locating slot of hob holder 43, the middle part of hobboing cutter cutter shaft 51
It is arranged with bearing 53, hobboing cutter cutter shaft 51 is connect by bearing 53 with hobboing cutter 52, keeps hobboing cutter 52 free on hobboing cutter cutter shaft 51
Rotation.
Hobboing cutter 52 includes the knife hub 55 of 54 two sides of blade 54 and blade, and the knife hub 55 of two sides distinguishes protruding bearing 53.
End cap 44, knife hub 55 and end cap 44 is respectively equipped in the annulus that knife hub 55 is formed to be sealed by sealing structure 45.
Position-limit mechanism includes fixture block 46, turnbuckle 47 and tension block 48.Wherein, fixture block 46 is used for and hobboing cutter cutter shaft 43
The opening of locating slot cooperates, and limits to the interconnecting piece of hobboing cutter cutter shaft 51.Tense the bottom that block 48 is fixedly installed on mounting base 41
Portion.The first connecting hole is offered on fixture block 46 along the vertical direction, tenses and offers the second connecting hole along the vertical direction on block 48, the
One connecting hole and the coaxial arrangement of the second connecting hole, fixture block 46 are equipped with holding tank far from the one end for tensing block 48.Turnbuckle 47
Screw rod sequentially passes through the first connecting hole and the second connecting hole, and the head of turnbuckle 47 is arranged in holding tank, turnbuckle
47 screw rod stretches out the one end of the second connecting hole far from fixture block 46, and can be cooperated by nut and screw flight, adjusts
Tightening force of the fixture block 46 to the interconnecting piece of hobboing cutter cutter shaft 51.
Since hob assembly of the embodiment of the present invention uses the rolling provided in an embodiment of the present invention for being used to detect hobboing cutter stress
Knife tool apron has opened up the through-hole for installing changing sensor on the supportive body of hob holder, and shape is arranged in through-hole
Become sensor, therefore, during tunneling, once hobboing cutter stress, so that it may through-hole is detected using changing sensor
Deformation quantity, then according to the deformation quantity of through-hole and experimental calibration result, it will be able to obtain the stress condition of hobboing cutter, so as to
The working condition of hobboing cutter is analyzed according to the stress condition of hobboing cutter, and analyzes the abrasion condition of hobboing cutter, and is arrived in hob abrasion
Before influencing the degree excavated, hobboing cutter is replaced, in time to guarantee the normal work of shield machine.
The above description is merely a specific embodiment, it is apparent to those skilled in the art that,
For convenience of description and succinctly, the system, module of foregoing description and the specific work process of unit can refer to preceding method
Corresponding process in embodiment, details are not described herein.It should be understood that scope of protection of the present invention is not limited thereto, it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or substitutions,
These modifications or substitutions should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of for detecting the hob holder of hobboing cutter stress characterized by comprising
Supportive body, the supportive body include:
Locating slot, the thickness direction along the supportive body extend to form, and the locating slot is used to place the connection of hobboing cutter cutter shaft
Portion；
Through-hole, the through-hole are arranged along the thickness direction through the supportive body；And
Changing sensor, the changing sensor are set in the through-hole, for detecting the deformation quantity of the through-hole.
2. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that the quantity of the through-hole
To be multiple, multiple through-holes are along the circumferentially distributed of the locating slot.
3. according to claim 2 for detecting the hob holder of hobboing cutter stress, which is characterized in that the changing sensor
Quantity be it is multiple, the changing sensor is at least set in each through-hole.
4. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that the changing sensor
For foil gauge, the through-hole is slotted hole, and length direction of the foil gauge along the cross section of the through-hole is fixedly installed on institute
It states in through-hole.
5. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that the supportive body is also
Include:
Through slot, the through slot is arranged along the thickness direction through the supportive body, and the through slot is set to the through-hole
Side far from the locating slot.
6. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that the supportive body is also
Include:
Multiple boss, the multiple boss along the inner wall that the thickness direction of the supportive body is set to the locating slot, and
The central angle that the axis of every two adjacent boss and the hobboing cutter cutter shaft is constituted is right angle.
7. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that further include:
Sensor connector, the sensor connector are set on the outer wall of the supportive body, the changing sensor with it is described
Sensor connector is connected by conducting wire.
8. according to claim 7 for detecting the hob holder of hobboing cutter stress, which is characterized in that the supportive body is also
Include:
Mounting groove, the mounting groove are set on the outer wall of the supportive body, and the slot bottom of the mounting groove is equipped with mounting hole, institute
Mounting hole is stated to be connected to the through-hole；Wherein,
The sensor connector is installed in the mounting groove, and the conducting wire is arranged in the mounting hole and the through-hole
It is interior.
9. according to claim 1 for detecting the hob holder of hobboing cutter stress, which is characterized in that the supportive body by
At least one horizontal supporting portion and at least one vertical support portion are constituted, and the locating slot is by the horizontal supporting portion and described perpendicular
Allotment support part surrounds, and is uniformly arranged respectively on the horizontal supporting portion and the vertical support portion there are two the through-hole.
10. a kind of hob assembly, which is characterized in that described in any item for detecting hobboing cutter stress including such as claim 1-9
Hob holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910092450.0A CN110030010A (en) | 2019-01-30 | 2019-01-30 | For detecting the hob holder and hob assembly of hobboing cutter stress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910092450.0A CN110030010A (en) | 2019-01-30 | 2019-01-30 | For detecting the hob holder and hob assembly of hobboing cutter stress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110030010A true CN110030010A (en) | 2019-07-19 |
Family
ID=67235532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910092450.0A Pending CN110030010A (en) | 2019-01-30 | 2019-01-30 | For detecting the hob holder and hob assembly of hobboing cutter stress |
Country Status (1)
| Country | Link |
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| CN (1) | CN110030010A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577313A (en) * | 2020-05-13 | 2020-08-25 | 中铁隧道局集团有限公司 | Data acquisition terminal for real-time monitoring of hob load and rotating speed and acquisition method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103226151A (en) * | 2013-01-25 | 2013-07-31 | 中南大学 | System and method for monitoring operation state of disc cutter group of cutterhead of tunneling machine |
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| CN205333235U (en) * | 2016-01-05 | 2016-06-22 | 泰科思（深圳）传感器有限公司 | A force transducer for machine people that polishes |
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| CN111577313A (en) * | 2020-05-13 | 2020-08-25 | 中铁隧道局集团有限公司 | Data acquisition terminal for real-time monitoring of hob load and rotating speed and acquisition method thereof |
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