CN205384352U - Pull rod cam -type travel switch detection device - Google Patents
Pull rod cam -type travel switch detection device Download PDFInfo
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- CN205384352U CN205384352U CN201521071824.4U CN201521071824U CN205384352U CN 205384352 U CN205384352 U CN 205384352U CN 201521071824 U CN201521071824 U CN 201521071824U CN 205384352 U CN205384352 U CN 205384352U
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- travel switch
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- 238000001514 detection method Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 7
- 238000009987 spinning Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000013475 authorization Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction 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
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model relates to a pull rod cam -type travel switch detection device, including the testing platform that is used for the travel switch that fixed mounting awaited measuring with be used for with the mounting panel that travel switch's input pull rod linked firmly, direction about the reciprocating motion direction of travel switch's input pull rod of will awaiting measuring is defined as, the mounting panel by directly move actuating mechanism drive can follow about direction reciprocating motion with await measuring travel switch's input pull rod reciprocating motion of drive, detection device is still including the signal processing unit of the displacement sensor that is used for going on detecting to the reciprocating motion of mounting panel and the break -make signal that travel switch exported that is used for receiving the detected signal of displacement sensor output and awaits measuring. Receiving displacement signal that displacement sensor export and the break -make signal that travel switch exported that awaits measuring by signal processing unit, and then can making things convenient for, accurately detect each characteristic value of travel switch, the realization is to travel switch's detection.
Description
Technical field
This utility model relates to a kind of pull bar cam-type detection device of travel switch.
Background technology
nullIt is currently used for the pull bar cam-type travel switch of primary cut-out hydraulic pressure spring operating mechanism，By microswitch group、Rotational type cam group or Direct Action Type cam set composition，Cam in rotational type cam group is driven by gear & rack structure by inputting pull bar，Cam in Direct Action Type cam set is by inputting the direct driving cam direct acting of pull bar，The roller outer contour of microswitch directly contacts with the outer contour of cam，Cam set is moved with the compression of combination disk spring，The Changing Pattern of each cam outer contour is on-demand to be preset，When cam moves to the change location of outer contour，Microswitch scroll wheel positions changes，Triggering microswitch is changed，And send control signal，Realize the on off control to hydraulic pressure spring operating mechanism energy storage motor、Send oil pressure block signal and the big function of alarm signal two，Can be specifically the Chinese utility model patent of CN201498392U referring to the Chinese invention patent that Authorization Notice No. is CN101847526B and Authorization Notice No..
It can be seen that the acting characteristic of the machining accuracy of cam set and microswitch is the principal element determining travel switch performance.But cam set shape matching is complicated, processing dimension is difficult to direct measurement；During batch, there is certain dispersibility in each body action characteristic of microswitch, and transfer point also cannot directly be measured, and is therefore difficult to judge that whether travel switch finished product is qualified intuitively.
The hydraulic pressure spring operating mechanism pattern stage detection method to travel switch, it is after whole operating mechanism general assembly, mechanism is carried out energy storage by Oil pump electrical machinery energising, mechanism suppress/stress-relief process in, the transfer point of microswitch is judged by the method for " listening ", stop immediately suppressing/release, measure whether now characteristic of correspondence value meets the requirements.Due to mechanism suppress/stress-relief process in, the conversion speed of microswitch is very fast, actual converted position that " to hear transfer point " the corresponding measurement translation bit corresponding with " hearing that transfer point stops suppressing/release immediately " is equipped with deviation, therefore its eigenvalue cannot be accurately measured by said method, and operate directly perceived, efficiency is low, is not suitable for hydraulic pressure spring operating mechanism batch production.
Summary of the invention
This utility model provides a kind of simple in construction, easy to operate pull bar cam-type detection device of travel switch.
The technical scheme of pull bar cam-type detection device of travel switch provided by the utility model is: a kind of pull bar cam-type detection device of travel switch, including for fixedly mounting the detection platform of travel switch to be measured and for the installing plate connected with the input pull bar of described travel switch, the direction that moves back and forth of the input pull bar of travel switch to be measured is defined as above-below direction, installing plate is driven by direct acting driving mechanism and can move back and forth along the vertical direction to drive the input pull bar of travel switch to be measured to move back and forth, detecting device also includes for installing plate moved back and forth the displacement transducer detected and the signal processing unit of make-and-break signal that detection signal and travel switch to be measured for the output of received bit displacement sensor export.
Described installing plate is assemblied in described detection platform by vertically extending guide frame guiding movement.
Described guide frame interval is provided with two sets, and often set guide frame all includes vertically extending guide post and fairlead dress and on the guide bar and is wholely set with described installing plate or the guide pad of assembling is fixed in split.
Described detection platform has the installation portion for installing at least two travel switch to be measured, described installing plate has at least two for the fixing connecting portion connected with the input pull bar of travel switch to be measured.
Described detecting device includes the hub for receiving the make-and-break signal that all travel switches to be measured export, and the signal output part of hub is connected with the signal output part signal of described signal processing unit the make-and-break signal of all travel switches to be measured is inputted signal processing unit.
Described signal processing unit includes signal picker, host computer and display, the signal input part of make-and-break signal that signal picker has a detection signal for the output of received bit displacement sensor and travel switch to be measured exports, the signal output part of signal picker is connected with the signal input part signal of host computer, and the signal output part of host computer is connected with monitor signal.
Described detection platform include the panel for installing travel switch to be measured, for place temporarily detection article operating board and for placing the base cabinet of host computer and signal picker.
Described direct acting driving mechanism, for driving nut body, drives nut body to include vertically extending screw mandrel and spinning and fixes the driving nut of assembling on screw mandrel and with described installing plate, and screw mandrel is driven by drive mechanism by motor and rotates.
The beneficial effects of the utility model are: pull bar cam-type detection device of travel switch provided by the utility model is in use, travel switch to be measured is arranged in detection platform, and the input pull bar of travel switch to be measured and installing plate are connected, the input pull bar travel switch to be measured by direct acting driving mechanism drive installation strip moves back and forth to carry out action simulation, the action of the direct acting displacement of installing plate is by displacement transducer, the make-and-break signal that the displacement signal exported by signal processing unit received bit displacement sensor and travel switch to be measured export, and then can facilitate, detect each characteristic value of travel switch exactly, realize the detection to travel switch.The structure of detecting device provided by the utility model detection travel switch is relatively simple, uses more convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of pull bar cam-type detection device of travel switch provided by the utility model；
Fig. 2 is the left side view of Fig. 1；
Fig. 3 is Cleaning Principle figure when pull bar cam-type travel switch is detected of the detecting device shown in Fig. 1.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the embodiment of a kind of pull bar cam-type detection device of travel switch, the detecting device in this embodiment includes detection platform 1, and detection platform 1 includes panel 1-1.Operating board 1-2 and base cabinet 1-3, panel 1-1 is for fixedly mounting travel switch to be measured, panel 1-1 is provided with two places for being respectively mounted the installation portion of travel switch to install different travel switches such as rotary cam type travel switch 2 and translation cam formula travel switch 5, travel switch to be measured is installed on the installation portion of panel.
Being additionally provided with for the installing plate 6 connected with the input pull bar of travel switch to be measured on panel 1-1, the fixing connecting portion on installing plate 6 is fixing with input pull bar to be connected.The direction that moves back and forth of the input pull bar of travel switch to be measured is defined as above-below direction, and installing plate 6 is then driven by direct acting driving mechanism and can move back and forth along the vertical direction to drive the input pull bar of travel switch to be measured to move back and forth.Direct acting driving mechanism herein is specially driving nut body, drive nut body include with screw mandrel 4 along the vertical direction and spinning on screw mandrel 4 and with the driving nut 3 of the fixing assembling of installing plate 6, screw mandrel 4 is driven rotation by motor 11 by drive mechanism, drive mechanism herein includes shaft coupling 10, and motor 11 is connected to power supply 13 by cable 12.
In the present embodiment, installing plate 6 is assemblied in detection platform 1 especially by vertically extending guide frame guiding movement, guide frame interval herein is provided with two sets, and often set guide frame all includes vertically extending guide post 9 and fairlead is contained on guide post 9 and fixes the guide pad 8 of assembling with installing plate 6 split.
In the present embodiment, detecting device also includes for installing plate moved back and forth the displacement transducer 17 detected and the signal processing unit of make-and-break signal that detection signal and travel switch to be measured for the output of received bit displacement sensor export, and displacement transducer 17 is directly fixedly installed on installing plate 6.
In the present embodiment, panel 1-1 is respectively equipped with rotational type cam travel switch 2 and Direct Action Type cam stroke switch 5, receives, by hub 18, the make-and-break signal that all travel switches to be measured export.
Signal processing unit includes signal picker 14, host computer 15 and display 16, the signal input part of make-and-break signal that signal picker 14 herein has a detection signal for received bit displacement sensor 17 output and travel switch to be measured exports, signal picker 14 correspondence is connected with hub 18 signal, the signal output part of signal picker 14 is connected with the signal input part signal of host computer 15, and the signal output part of host computer 15 is connected with display 16 signal.Host computer 15 and signal picker 14 herein are placed in base cabinet 1-3.
During use, rotational type cam travel switch 2 and Direct Action Type cam stroke being switched 5 and is arranged on panel 1-1, the input pull bar 5-2 of the input pull bar 2-5 of rotational type cam travel switch 2 and Direct Action Type cam stroke switch 5 is screwed into installing plate 6 and is fastenedly connected.Switch on power 13, motor 11 drives screw mandrel 4 to rotate, and drives nut 3 vertically to move back and forth, pulls installing plate 6 to move back and forth, installing plate 6 drives input pull bar 2-5, input pull bar 5-2 and guide pad 8 to move back and forth up and down along guide post 9, and displacement transducer 17 sends displacement signal.Meanwhile, the tooth bar 2-4 driven gear 2-3 of rotational type cam travel switch 2 rotates, and rotates together with the cam 2-2 coaxial with gear 2-3, and when cam 2-2 contour line suddenlys change, microswitch group 2-1 switching, sends make-and-break signal；The cam 5-3 of Direct Action Type cam stroke switch 5 moves with installing plate 6, and when cam 5-3 contour line suddenlys change, microswitch group 5-1 switching, sends make-and-break signal.
The displacement signal of installing plate 6, rotational type cam travel switch 2 and Direct Action Type cam stroke are switched the make-and-break signal input host computer 15 of 5 by signal picker 14, demonstrate displacement and the break-make curve of tested travel switch on the display 16, detected each characteristic value of travel switch easily and accurately.
In the present embodiment, direct acting driving mechanism adopts leading screw and nut mechanism, in other embodiments, it is possible to adopt piston cylinder direct acting driving mechanism.
In the present embodiment, signal processing unit includes signal picker and host computer, and in other embodiments, signal processing unit can also adopt the controller that integrated functionality is higher to replace.
In the present embodiment, guide frame includes guide post and guide pad, in other embodiments, it is also possible to directly arrange guide rail, line channel directly installing plate is carried out slide-and-guide.
In the present embodiment, installing plate is provided with two installation portions so that two different pull bar cam-type travel switches of reply to be detected, in other embodiments, installing plate can also be provided with the installation portion of or more than three so that different travel switches to be detected.
The detecting device that the present embodiment provides can be tested before being mounted to related device such as chopper hydraulic actuating mechanism at travel switch, and what can realize travel switch in the pre-assembly is preferred, reduces the fault rate of hydraulic pressure spring operating mechanism.Once can also detect multiple travel switch simultaneously, improve testing efficiency.Whole apparatus structure is simple, and cost is low, and cost performance is high.
Claims (8)
1. a pull bar cam-type detection device of travel switch, it is characterized in that: include the detection platform for fixedly mounting travel switch to be measured and for the installing plate connected with the input pull bar of described travel switch, the direction that moves back and forth of the input pull bar of travel switch to be measured is defined as above-below direction, installing plate is driven by direct acting driving mechanism and can move back and forth along the vertical direction to drive the input pull bar of travel switch to be measured to move back and forth, detecting device also includes for installing plate moved back and forth the displacement transducer detected and the signal processing unit of make-and-break signal that detection signal and travel switch to be measured for the output of received bit displacement sensor export.
2. pull bar cam-type detection device of travel switch according to claim 1, it is characterised in that: described installing plate is assemblied in described detection platform by vertically extending guide frame guiding movement.
3. pull bar cam-type detection device of travel switch according to claim 2, it is characterized in that: described guide frame interval is provided with two sets, often set guide frame all includes vertically extending guide post and fairlead dress and on the guide bar and is wholely set with described installing plate or the guide pad of assembling is fixed in split.
4. the pull bar cam-type detection device of travel switch according to claim 1 or 2 or 3, it is characterized in that: described detection platform has the installation portion for installing at least two travel switch to be measured described installing plate having at least two for the fixing connecting portion connected with the input pull bar of travel switch to be measured.
5. pull bar cam-type detection device of travel switch according to claim 4, it is characterized in that: described detecting device includes the hub for receiving the make-and-break signal that all travel switches to be measured export, the signal output part of hub is connected with the signal output part signal of described signal processing unit the make-and-break signal of all travel switches to be measured is inputted signal processing unit.
6. the pull bar cam-type detection device of travel switch according to claim 1 or 2 or 3, it is characterized in that: described signal processing unit includes signal picker, host computer and display, the signal input part of make-and-break signal that signal picker has a detection signal for the output of received bit displacement sensor and travel switch to be measured exports, the signal output part of signal picker is connected with the signal input part signal of host computer, and the signal output part of host computer is connected with monitor signal.
7. pull bar cam-type detection device of travel switch according to claim 6, it is characterised in that: described detection platform include the panel for installing travel switch to be measured, for place temporarily detection article operating board and for placing the base cabinet of host computer and signal picker.
8. the pull bar cam-type detection device of travel switch according to claim 1 or 2 or 3, it is characterized in that: described direct acting driving mechanism is for driving nut body, driving nut body to include vertically extending screw mandrel and spinning and fix the driving nut of assembling on screw mandrel and with described installing plate, screw mandrel is driven by drive mechanism by motor and rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071824.4U CN205384352U (en) | 2015-12-21 | 2015-12-21 | Pull rod cam -type travel switch detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071824.4U CN205384352U (en) | 2015-12-21 | 2015-12-21 | Pull rod cam -type travel switch detection device |
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| Publication Number | Publication Date |
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| CN205384352U true CN205384352U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521071824.4U Expired - Fee Related CN205384352U (en) | 2015-12-21 | 2015-12-21 | Pull rod cam -type travel switch detection device |
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| CN (1) | CN205384352U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024178A (en) * | 2017-03-27 | 2017-08-08 | 沈阳隆迪电器设备有限公司 | FC2 magnetic blow-out auxiliary switch detectors |
| CN107941169A (en) * | 2017-03-27 | 2018-04-20 | 沈阳隆迪电器设备有限公司 | FK auxiliary switch break-make angle detectors |
| CN111398807A (en) * | 2020-05-19 | 2020-07-10 | 浦江坦朴电子科技有限公司 | Limit switch quality detection device |
| CN111504624A (en) * | 2020-04-28 | 2020-08-07 | 广东电网有限责任公司东莞供电局 | Use method of energy storage displacement measuring device |
-
2015
- 2015-12-21 CN CN201521071824.4U patent/CN205384352U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024178A (en) * | 2017-03-27 | 2017-08-08 | 沈阳隆迪电器设备有限公司 | FC2 magnetic blow-out auxiliary switch detectors |
| CN107941169A (en) * | 2017-03-27 | 2018-04-20 | 沈阳隆迪电器设备有限公司 | FK auxiliary switch break-make angle detectors |
| CN107024178B (en) * | 2017-03-27 | 2021-01-08 | 沈阳隆迪电器设备有限公司 | FC2 magnetic blow auxiliary switch detector |
| CN107941169B (en) * | 2017-03-27 | 2021-01-12 | 沈阳隆迪电器设备有限公司 | FK auxiliary switch on-off angle detector |
| CN111504624A (en) * | 2020-04-28 | 2020-08-07 | 广东电网有限责任公司东莞供电局 | Use method of energy storage displacement measuring device |
| CN111398807A (en) * | 2020-05-19 | 2020-07-10 | 浦江坦朴电子科技有限公司 | Limit switch quality detection device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20211221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |