CN115111243A - Strain gauge pasting device - Google Patents
Strain gauge pasting device Download PDFInfo
- Publication number
- CN115111243A CN115111243A CN202110296875.0A CN202110296875A CN115111243A CN 115111243 A CN115111243 A CN 115111243A CN 202110296875 A CN202110296875 A CN 202110296875A CN 115111243 A CN115111243 A CN 115111243A
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- Prior art keywords
- pasting
- strain gauge
- guide rail
- strain gage
- paste
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- 239000011888 foil Substances 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 4
- 239000007779 soft material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model relates to a device is pasted to foil gage for fix foil gage (9) to await measuring on base face (3), paste the device including can fixing guide part (1) on base face (3) await measuring, movably install paste portion (2) on guide part (1) and be used for the drive paste the drive part that portion (2) removed, wherein, be close to of pasting portion (2) await measuring one side of base face (3) is provided with and is used for liftoff installation the connector of foil gage (9). The drive part drives the pasting part to move on the guide part so that the strain gauge is pasted to a base surface to be tested, after pasting is completed, the drive part drives the pasting part to move towards the direction away from the base surface to be tested, the strain gauge is separated from the connector, the strain gauge is subjected to auxiliary positioning and pasting in the above mode, marking operation is omitted, the pasting position can be automatically determined, labor intensity is reduced, and operation comfort and quality stability of pasting of the strain gauge are improved.
Description
Technical Field
The disclosure relates to the technical field of strain gauge pasting, in particular to a strain gauge pasting device.
Background
At present, a test scheme of pasting strain gauges is mostly adopted for stress test in an engineering machinery prototype test, and a large number of strain gauges are needed to be pasted and measured in order to ensure the accuracy and effectiveness of detection. The working principle of the strain gauge is based on the strain effect, that is, when a conductor or a semiconductor material is mechanically deformed under the action of external force, the resistance value of the conductor or the semiconductor material is correspondingly changed, and the phenomenon is called the strain effect. During testing, the strain gauge is firstly pasted on the surface of a test piece, the test piece is deformed by external force, the strain gauge pasted on the surface of the test piece is deformed along with the deformation, and then the strain of the test piece is measured by measuring the change of the resistance value of the strain gauge.
In the related art, when a worker pastes the strain gauge, the fingers press unevenly, the thickness of a glue coating is uneven, the strain gauge is easy to incline, an angle error is generated, and the pasting quality is unstable. Particularly in winter, the outdoor temperature is low, the strain gauge is difficult to adhere, the low temperature can cause the viscosity failure of the adhesive, the adhesive is inconvenient to cure, and the adhering quality is more limited.
Disclosure of Invention
The utility model aims at providing a device is pasted to foil gage, this device is pasted to foil gage can solve manual pasting foil gage inefficiency, pastes the unstable quality, causes the problem that the strain test result has the error easily.
In order to realize above-mentioned purpose, this disclosure provides a device is pasted to foil gage for on fixing the base plane that awaits measuring with the foil gage, paste the device including can fix guide part on the base plane that awaits measuring, movably install paste portion on the guide part and be used for the drive paste the drive part that the portion removed, wherein, paste being close to of portion one side of the base plane that awaits measuring is provided with and is used for liftoff installation the connector of foil gage.
Optionally, the guide portion comprises:
a first guide rail extending in the Z direction;
a second guide rail extending in the X direction and movably mounted on the first guide rail in the Z direction; and
a third guide rail extending along the Y direction and movably mounted on the second guide rail along the X direction,
the pasting part can be movably arranged on the third guide rail along the Y direction so as to be close to or far away from the base surface to be measured.
Optionally, the number of the first guide rails is two, the first guide rails are arranged at intervals, and the second guide rail is connected between the two first guide rails.
Optionally, the base surface to be measured is made of metal, and the guide portion is provided with a magnetic suction seat so as to be adsorbed on the base surface to be measured.
Optionally, the magnetic force suction base is provided with a switch capable of switching on and off the magnetism.
Optionally, the pasting part comprises a first pushing part and a second pushing part which are connected in the Y direction through a telescopic damping piece, the first pushing part is arranged at one end of the second pushing part close to the base surface to be tested, and the first pushing part is used for installing the strain gauge;
the driving part includes a motor connected to the second pushing part and providing Y-direction moving power to push the pasting part.
Optionally, a proximity switch electrically connected to the motor is disposed on the second pushing portion, and when a distance between the proximity switch and the base surface to be tested reaches a preset distance, the motor stops pushing the pasting portion.
Optionally, the strain gauge further comprises a sheet-shaped master piece detachably mounted on the connector, and a sticking groove for accommodating and mounting the strain gauge is formed in the master piece.
Optionally, the master is made of a hard material, and the connector comprises a vacuum chuck connected to the adhering part to adsorb the master.
Optionally, the master slice is made by soft materials, the connector include with paste the recess that the portion is connected, the recess has the orientation the opening of the base plane of awaiting measuring, the master slice holds in the recess, just the size of master slice is greater than the open-ended size the size of foil gage is less than the open-ended size.
Optionally, paste being close to of portion the front end portion of the base face that awaits measuring be formed with the parallel plane of the base face that awaits measuring with be inclined to the inclined plane of parallel plane, the connector rotationally connects paste the front end portion of portion, paste the portion with be equipped with the elastic component between the connector, so that the connector is in with the laminating is in when the base face that awaits measuring contacts the inclined plane.
Optionally, a heating resistor for heating the strain gauge and a temperature sensing element for detecting the temperature of the strain gauge are arranged on the pasting part, and the temperature sensing element is electrically connected with the heating resistor and used for controlling the temperature of the strain gauge within a preset range.
Optionally, the device is pasted to foil gage still includes laser range finder, laser range finder with the drive division electricity is connected, in order to with the foil gage promotes preset position.
Through above-mentioned technical scheme, drive through the drive division and paste the portion and remove on the guide part to make the foil gage paste to the base face that awaits measuring, paste the back, paste the portion through the drive division drive and remove to keeping away from the base face that awaits measuring, the foil gage breaks away from the connector, carries out assistance-localization real-time to the foil gage through above-mentioned mode, pastes, has saved the marking off operation, can confirm automatically that paste the position, reduces intensity of labour, improves the operation travelling comfort and the quality stability that the foil gage was pasted.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
fig. 1 is a schematic view of a strain gauge attachment provided in an exemplary embodiment of the present disclosure;
FIG. 2 is a schematic view of another angle of a strain gage attachment apparatus provided in an exemplary embodiment of the present disclosure;
fig. 3 is a schematic structural view of an attaching portion in a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of a master in a strain gage attachment apparatus according to an exemplary embodiment of the present disclosure;
fig. 5 is a schematic view illustrating a strain gauge mounted on a connection head of a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure;
fig. 6 is another schematic view illustrating a strain gauge mounted on a connection head of a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure;
fig. 7 is a schematic view illustrating a connection head of a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure in an inclined state;
fig. 8 is a schematic view illustrating a state where a connection head is horizontal in a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure;
fig. 9 is another schematic structural view of an attaching portion in a strain gauge attaching apparatus according to an exemplary embodiment of the present disclosure.
Description of the reference numerals
1 guide part 101 first guide rail
102 second guide rail 103 third guide rail
2 first pushing part of sticking part 201
202 second push portion 203 parallel face
204 inclined plane 3 base surface to be measured
4 mother sheet 41 sticking groove
5 magnetic suction seat 6 motor
7 laser rangefinder 71 laser beam
8-distance measuring base surface 9 strain gauge
10 damping member 11 proximity switch
12 heating resistor and 13 temperature sensing element
14 vacuum chuck 15 groove
151 opening 16 elastic member
Detailed Description
The following detailed description of the embodiments of the disclosure refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In a case where no description is made to the contrary, the terms "front" and "rear" used in the present disclosure are used with respect to the actual use state of the relevant component, and specifically, the pasting part moves forward toward the base surface to be measured and moves backward away from the base surface to be measured. Furthermore, the terms "first," "second," and the like, as used in this disclosure, are intended to distinguish one element from another, and not necessarily for order or importance. In the present disclosure, when the following description refers to the accompanying drawings, the same numbers in different drawings represent the same or similar elements, unless otherwise indicated.
Referring to fig. 1 to 9, the present disclosure provides a strain gauge attaching device for fixing a strain gauge 9 to a base surface 3 to be measured, the attaching device including a guide portion 1 capable of being fixed on the base surface 3 to be measured, an attaching portion 2 movably mounted on the guide portion 1, and a driving portion for driving the attaching portion 2 to move, wherein a connecting head for detachably mounting the strain gauge 9 is provided on a side of the attaching portion 2 close to the base surface 3 to be measured.
Through the technical scheme, the pasting part 2 is driven to move on the guide part 1 through the driving part, so that the strain gauge 9 is pasted to the base surface 3 to be tested, after pasting is completed, the pasting part 2 is driven to move towards the direction away from the base surface 3 to be tested through the driving part, the strain gauge 9 is separated from the connector, the strain gauge is assisted and positioned through the mode and pasted, marking operation is omitted, the pasting position can be automatically determined, labor intensity is reduced, and operation comfort and quality stability of strain gauge pasting are improved.
Referring to fig. 1 and 2, in the embodiment of the present disclosure, the guide portion 1 may include: a first guide rail 101 extending along the Z direction, a second guide rail 102 extending along the X direction, and a third guide rail 103 extending along the Y direction, wherein the second guide rail 102 is movably mounted on the first guide rail 101 along the Z direction, the third guide rail 103 is movably mounted on the second guide rail 102 along the X direction, and the attaching portion 2 is movably mounted on the third guide rail 103 along the Y direction so as to approach or separate from the base surface 3 to be measured. The driving part can drive the second guide rail 102 to move on the first guide rail 101, the third guide rail 103 to move on the second guide rail 102 and the pasting part 2 to move on the third guide rail 103, so that the pasting part 2 can be displaced in all directions in a three-dimensional space, and the pasting part 2 can be positioned. Here, referring to fig. 1 and 2, the left-right direction in fig. 1 is defined as Y, the up-down direction is defined as Z, the left-right direction in fig. 2 is defined as X, and the up-down direction is defined as Z. In addition, the guide portion 1 is not limited to the above arrangement, and for example, the first guide rail 101 may extend in the X direction; the second guide rail 102 may extend in the Z-direction and be movably mounted on the first guide rail 101 in the X-direction; the third guide rail 103 may extend along the Y direction and may be movably mounted on the second guide rail 102 along the Z direction, and the pasting part 2 may be movably mounted on the third guide rail 103 along the Y direction, and the positioning of the pasting part 2 may also be achieved through the above arrangement, so that the guiding part 1 may be provided in any appropriate form, and the positioning of the pasting part 2 may be achieved, which all belong to the protection scope of the present disclosure.
Specifically, referring to fig. 2, the number of the first guide rails 101 may be two and spaced apart from each other, the second guide rail 102 may be connected between the two first guide rails 101 to stabilize the connection between the guide rails, and further, the number of the first guide rails 101 may be one, and thus, the number of the guide rails is not limited herein.
For the convenience of installation and the dismantlement of device are pasted to the foil gage, the base face 3 that awaits measuring can be the metal material, and guide part 1 is provided with magnetic force and inhales seat 5 to adsorb on the base face 3 that awaits measuring, specifically, magnetic force inhales seat 5 and can set up on first guide rail 101, refer to fig. 2, can set up two magnetic force and inhale seat 5 on two first guide rails 101 respectively. Of course, the guide part 1 may be mounted on the base surface 3 to be measured in other suitable forms, for example, by bolting.
Further, the magnetic attraction seat 5 may have a switch capable of switching magnetism on and off, and the magnetic attraction seat 5 may be an electromagnet, and the switch controls the current in the circuit, thereby controlling the switching on and off of magnetism.
Referring to fig. 3, in the embodiment of the present disclosure, the pasting part 2 may further include a first pushing part 201 and a second pushing part 202 connected by a telescopic damping member 10 in the Y direction, and the first pushing part 201 is disposed at one end of the second pushing part 202 close to the base surface 3 to be measured, the first pushing part 201 is used for mounting the strain gauge 9, and the driving part includes a motor 6 or a manual roller connected to the second pushing part 202 and providing a Y direction moving power to push the pasting part 2. Specifically, the motor 6 may be a servo motor, and a control panel may be further provided in the device to set a target position, and then the movement control is performed by the servo motor, the monitored distance data is compared with a preset target value, and the adhering part 2 is driven by controlling the servo motor, so that the adhering part 2 is automatically moved to a required position. Further, the damping piece 10 can be spring damping, pneumatic damping or hydraulic damping, and the reasonable design damping coefficient is convenient for protect the strain gauge 9, and prevents that too much pressure is formed on the strain gauge 9 by pushing the pasting part 2 manually or by the motor 6, so that the strain gauge 9 is damaged. The structure of the attachment portion 2 may be any suitable structure, and is not particularly limited herein.
Further, referring to fig. 3, the second pushing portion 202 is provided with a proximity switch 11 electrically connected to the motor 6, and when the distance between the proximity switch 11 and the base surface 3 to be measured reaches a preset distance, the motor 6 stops pushing the pasting portion 2. Specifically, the motor 6 drives the pasting part 2 to move towards the base surface 3 to be measured, when the pasting part 2 is continuously pushed after the first pushing part 201 contacts the base surface 3 to be measured, under the action of the damping piece 10, the first pushing part 201 remains still, the second pushing part 202 continues to move, so that the proximity switch 11 on the second pushing part 202 and the base surface 3 to be measured continue to approach, and when the distance between the proximity switch 11 and the base surface 3 to be measured reaches the preset distance, the proximity switch 11 provides an electric signal to control the motor 6 to stop driving the pasting part 2. According to another embodiment, the proximity switch 11 may also be electrically connected to an alarm, which may provide an acoustic or optical signal, and when the distance between the proximity switch 11 and the base surface 3 to be measured reaches a preset distance, the alarm gives an alarm, and an operator may manually turn off the motor 6 after receiving the alarm to stop driving the pasting part 2. The arrangement of the proximity switch 11 ensures that the damping member 10 has a specific stretching amount or a specific compression amount, so that the pasting part 2 forms a fixed pressure on the strain gauge 9 for pasting the strain gauge 9, and the phenomenon that the pasting is not firm or the strain gauge 9 is damaged due to too small or too large pressure is avoided. Further, the motor 6 stops pushing the pasting part 2 and then can automatically time or manually time, and the pasting part 2 can be driven by the motor 6 to reset after the preset time is reached, or manually reset.
Further, the arrangement position and the test mode of the proximity switch 11 are not limited to the above form, for example, the proximity switch 11 may also be arranged at one end of the first pushing portion 201 close to the damping member 10, when the distance between the proximity switch 11 and one end of the second pushing portion 202 far from the damping member 10 reaches a preset distance, the proximity switch 11 provides an electric signal, and the control motor 6 stops driving the pasting part 2; or the proximity switch 11 may be disposed at an end of the second pushing portion 202 close to the damping member 10, and when the distance between the proximity switch 11 and the end of the first pushing portion 201 far from the damping member 10 reaches a preset distance, the proximity switch 11 provides an electric signal to control the motor 6 to stop driving the pasting part 2. The above embodiments are all within the scope of the present disclosure.
According to some embodiments, referring to fig. 4, the strain gauge attaching device further includes a sheet-shaped master 4 detachably mounted on the connecting head, the master 4 may be a hard or soft sheet, a attaching groove 41 for accommodating the strain gauge 9 is formed on the master 4, the size and shape of the attaching groove 41 may be designed according to the requirement of the strain gauge 9, and glue is applied to the bottom surface of the attaching groove 41, so that the strain gauge 9 can be placed in the attaching groove 41 and firmly attached.
There may be various structures for realizing the coupling head for detachably mounting the strain gauge 9. As an exemplary embodiment of the present disclosure, in particular, referring to fig. 5, the master 4 may be made of a hard material, the connector may include a vacuum chuck 14 connected to the adhering part 2 to adsorb the master 4, the vacuum chuck 14 may be made of a plastic material, the vacuum chuck 14 adsorbs the hard master by exhausting air, after the glue of the strain gauge 9 is cured, the adhering part 2 may be driven by the motor 6 to move away from the base surface 3 to be measured, so as to generate a pulling force to release the adsorption of the vacuum chuck 14 on the master 4.
In addition, according to another embodiment, referring to fig. 6, the mother plate 4 may be made of a soft material, the connector includes a groove 15 connected to the attaching portion 2, the groove 15 has an opening 151 facing the base surface 3 to be measured, the mother plate 4 is accommodated in the groove 15, the size of the mother plate 4 is larger than that of the opening 151, the size of the strain gauge 9 is smaller than that of the opening 151, after the strain gauge 9 glue is cured, the attaching portion 2 may be driven by the motor 6 to move away from the base surface 3 to be measured, and a tensile force is generated, so that the mother plate 4 is bent away from the groove 15 at the opening 151 of the groove 15. In addition, in this embodiment, the groove 15 may be made of a soft material, and the opening 151 of the groove 15 may be opened to allow the master 4 to be detached in the process of detaching the master 4 from the groove 15.
As an exemplary embodiment of the present disclosure, referring to fig. 7 and 8, a parallel surface 203 parallel to the base surface 3 to be measured and an inclined surface 204 inclined to the parallel surface 203 are formed at a front end portion of the pasting portion 2 close to the base surface 3 to be measured, the connecting head is rotatably connected to the front end portion of the pasting portion 2, and an elastic member 16 is provided between the pasting portion 2 and the connecting head so that the connecting head is attached to the inclined surface 204 when not contacting the base surface 3 to be measured, as shown in fig. 7; as the pasting part 2 continues to move forward, one surface (left side position in the figure) of the strain gauge 9 first contacts with the base surface 3 to be measured, the elastic piece 16 elastically deforms, and the connecting head gradually adheres to the parallel surface 203 as shown in fig. 8. The front end part of the pasting part 2 is designed to be limited, so that the strain gauge 9 is pasted by adopting an inclined angle, and bubbles can be conveniently discharged during pasting. Wherein, according to an embodiment, the connector can be connected to the front end of the pasting part 2 through a rotating shaft, and the elastic member 16 can be a torsion spring sleeved on the rotating shaft.
In order to avoid the glue from being cured too fast in winter, referring to fig. 9, a heating resistor 12 for heating the strain gauge 9 and a temperature sensing element 13 for detecting the temperature of the strain gauge 9 may be disposed on the pasting part 2, and the temperature sensing element 13 is electrically connected to the heating resistor 12 for controlling the temperature at the strain gauge 9 within a preset range. The heating resistor 12 can be arranged at the end part of the pasting part 2 close to the base surface 3 to be measured, so as to heat the strain gauge 9, the temperature sensing element 13 can be a thermal switch or a temperature sensor, for example, the temperature at the strain gauge 9 can be controlled between 20 ℃ and 25 ℃ by the temperature sensing element 13, and the heating resistor 12 stops heating when the strain gauge 9 exceeds 25 ℃; the heating resistor 12 starts heating when the strain gauge 9 is lower than 20 ℃. The arrangement is favorable for accelerating the solidification of glue when the strain gauge 9 is pasted, and the strain gauge 9 is protected.
In addition, referring to fig. 2, the strain gauge attaching apparatus further includes a laser range finder 7, and the laser range finder 7 is electrically connected to the driving part to push the strain gauge 9 to a preset position. Further, the strain gauge pasting device can further comprise a laser projector, so that the strain gauge pasting device can be conveniently adjusted and aligned in posture on the base surface 3 to be measured, the strain gauge pasting device is roughly positioned, the strain gauge 9 is compensated through the laser range finder 7, and the laser range finder 7 emits laser beams 71 onto the distance measuring base surface 8 to accurately position the strain gauge pasting device. Further, a display screen can be arranged for displaying the position of the strain gauge 9 in real time, so that the moving distance of the strain gauge 9 can be fed back conveniently.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. The utility model provides a device is pasted to foil gage for fix foil gage (9) to await measuring on base (3), its characterized in that, paste the device including can fix guide part (1) on base (3) awaits measuring, movably install paste portion (2) on guide part (1) and be used for the drive paste the drive part that portion (2) removed, wherein, paste being close to of portion (2) one side of base (3) awaits measuring is provided with and is used for liftoff installation the connector of foil gage (9).
2. The strain gage affixing apparatus according to claim 1, wherein the guide portion (1) comprises:
a first guide rail (101) extending in the Z direction;
a second guide rail (102) extending in the X direction and movably mounted on the first guide rail (101) in the Z direction; and
a third guide rail (103) extending in the Y direction and movably mounted on the second guide rail (102) in the X direction,
pasting portion (2) can be installed along Y to removing on third guide rail (103) to be close to or keep away from base plane (3) that awaits measuring, preferably, the quantity of first guide rail (101) is two, and the mutual interval sets up, second guide rail (102) are connected two between first guide rail (101).
3. The device for applying a strain gage as defined in claim 1, wherein the base surface (3) to be measured is made of metal, the guide portion (1) is provided with a magnetic suction seat (5) to be attracted to the base surface (3) to be measured, and preferably, the magnetic suction seat (5) has a switch capable of turning on and off magnetism.
4. The strain gage pasting device according to claim 1, wherein the pasting part (2) comprises a first pushing part (201) and a second pushing part (202) connected in the Y direction by a telescopic damping member (10), the first pushing part (201) is arranged at one end of the second pushing part (202) close to the base surface (3) to be measured, and the first pushing part (201) is used for installing the strain gage (9);
the driving part comprises a motor (6) which is connected with the second pushing part (202) and provides Y-direction moving power to push the pasting part (2).
5. The device for sticking the strain gage as claimed in claim 4, wherein the second pushing portion (202) is provided with a proximity switch (11) electrically connected to the motor (6), and the motor (6) stops pushing the sticking portion (2) when the proximity switch (11) is spaced from the base surface (3) to be measured by a predetermined distance.
6. The device for sticking the strain gage as claimed in claim 1, further comprising a sheet-shaped master (4) detachably mounted on the connecting head, wherein the master (4) is formed with a sticking groove (41) for accommodating and mounting the strain gage (9).
7. Strain gage applicator device according to claim 6, wherein the master (4) is made of a hard material and the connection head comprises a vacuum cup (14) connected to the application part (2) for sucking the master (4) or
The master slice (4) is made by soft materials, the connector include with recess (15) that paste portion (2) are connected, recess (15) have the orientation await measuring opening (151) of base face (3), master slice (4) hold in recess (15), just the size of master slice (4) is greater than the size of opening (151) the size of foil gage (9) is less than the size of opening (151).
8. The device is pasted to foil gage according to claim 1, characterized in that, the front end portion that is close to of pasting portion (2) awaits measuring basal plane (3) be formed with the parallel plane (203) of basal plane (3) and the inclined plane (204) that is inclined to parallel plane (203) await measuring, the connector rotationally connect in the front end portion of pasting portion (2), paste portion (2) with be equipped with elastic component (16) between the connector to make the connector laminate when not contacting with basal plane (3) await measuring at inclined plane (204).
9. The strain gage pasting device according to claim 1, wherein a heating resistor (12) for heating the strain gage (9) and a temperature sensing element (13) for detecting the temperature of the strain gage (9) are provided on the pasting portion (2), and the temperature sensing element (13) is electrically connected to the heating resistor (12) for controlling the temperature at the strain gage (9) within a preset range.
10. The strain gage pasting device according to claim 1, further comprising a laser range finder (7), wherein the laser range finder (7) is electrically connected to the driving part to push the strain gage (9) to a preset position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296875.0A CN115111243A (en) | 2021-03-19 | 2021-03-19 | Strain gauge pasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296875.0A CN115111243A (en) | 2021-03-19 | 2021-03-19 | Strain gauge pasting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115111243A true CN115111243A (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110296875.0A Pending CN115111243A (en) | 2021-03-19 | 2021-03-19 | Strain gauge pasting device |
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| CN (1) | CN115111243A (en) |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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