CN104297610A - Dual-channel rotary transformer open circuit quick-test equipment - Google Patents
Dual-channel rotary transformer open circuit quick-test equipment Download PDFInfo
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- CN104297610A CN104297610A CN201310624604.9A CN201310624604A CN104297610A CN 104297610 A CN104297610 A CN 104297610A CN 201310624604 A CN201310624604 A CN 201310624604A CN 104297610 A CN104297610 A CN 104297610A
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Abstract
The invention discloses a piece of dual-channel rotary transformer open circuit quick-test equipment comprising two test displays L1 and L2. L1 and L2 respectively include two test connection terminals. L1 and L2 are respectively used for being connected with four wiring terminals of an excitation channel of a to-be-tested transformer to form an excitation test circuit. L1 and L2 are further respectively used for being connected with two channels of wiring terminals Y1-Y8 in four colors of a fine machine channel and a coarse machine channel of the to-be-tested transformer to form a fine and coarse machine test circuit. The excitation test circuit and the fine and coarse machine test circuit adopt switching circuits to carry out switching control, the first switching circuit controls open circuit test of the excitation channel of the dual-channel rotary transformer, and the second switching circuit controls open circuit test of the fine machine channel and the coarse machine channel of the dual-channel rotary transformer. By adopting the test equipment, operation is simple and accurate, and detection is quick and efficient. Whether an open circuit exists in the excitation channel and the fine and coarse machine channels of a tested dual-channel rotary transformer can be distinguished by testing the states of the displays in the process of switch flipping.
Description
Technical field
The invention belongs to electronic detecting device technical field, relate to a kind of for two speed resolver open circuit rapid test device.
Background technology
Rotary transformer is used in motion servo control system, a kind of fine angle, position, speed detector, there is the features such as highly sensitive, antijamming capability is strong, be specially adapted to high temperature, severe cold, humidity, at a high speed, the more severe occasion of the environmental baseline such as high vibrations.For adapting to the requirement of more high-precise synchronization system, in recent years, there is the electrical variable speed formula two-channel measurement system be made up of two speed resolver, two speed resolver is combined by the rotary transformer that two numbers of pole-pairs do not wait, what usual number of pole-pairs was few is called thick machine, and number of pole-pairs many be called smart machine.The now relatively more conventional binary channels synchro system be made up of two-stage and multipolar resolver, wherein thick machine passage is made up of a rotary transformer to pole (or twin-stage), essence machine passage is made up of the rotary transformer of multipair pole (or multistage), and conventional two speed resolver has J58XFS004, J78XFS009, J92XFS002, J212XFS001 etc.Essence machine passage and thick machine passage respectively have two-way, and smart machine is different with the resistance value of thick machine passage.The excitatory of normal two speed resolver comprises two to red white wire, and smart machine, thick machine respectively comprise red white champac four wires, and the red white wire connection of correspondence is a road, and it is a road that corresponding champac wire connects.Traditional two speed resolver passage open circuit detection method uses multimeter to carry out combination of two detection to 12 of rotary transformer wires, and need ceaselessly to convert wire when detecting, detect trouble, efficiency is low.
Summary of the invention
The object of this invention is to provide a kind of two speed resolver open circuit rapid test device, to solve traditional measuring technology test operation trouble, length consuming time, inefficient problem.
In order to realize above object, the technical solution adopted in the present invention is: a kind of two speed resolver open circuit rapid test device, comprise two test display L1 and L2, L1 and L2 includes test splicing ear J1 and J2, L1 and L2 is respectively used to connect and compose excitatory test circuit with X1 ~ X4 tetra-connection terminals of transformer excitation passage to be measured, wherein, the color of X1, X4 is identical, and the color of X2, X3 is identical; L1 and L2 is also respectively used to connect and compose thick smart machine test circuit with Y1 ~ Y8 each two-way four look connection terminal of the smart machine passage of transformer to be measured and thick machine passage; Wherein, the color of Y1, Y2 is the first look, the color of Y3, Y4 is the second look, the color of Y5, Y6 is the 3rd look identical, the color of Y7, Y8 is the 4th look, and the first look with the connection terminal of the second look corresponding connects and composes the first via, the 3rd look with the connection terminal of the 4th look corresponding connects and composes the second tunnel; Be provided with the first commutation circuit in exciting circuit, this commutation circuit is used for making when switching the J2 of L1 with L2 test splicing ear and keeps being communicated with X1, X4 respectively, makes the J1 of L1 with L2 test splicing ear switch with X2, X3 respectively when switching simultaneously and is communicated with; The second commutation circuit is provided with in thick smart machine test circuit, this commutation circuit is communicated with for making the J2 of L1 test splicing ear switch with Y2, Y6 respectively when switching, and make the J2 of L2 test splicing ear to switch with Y1, Y5 is respectively communicated with when switching, make the J1 of L1 with L2 test splicing ear switch with Y3, Y4, Y7, Y8 respectively when switching simultaneously and be communicated with.
Described first commutation circuit adopts four double-pole double throw switches or four blade three throw switch or double-point double-throw switch.
Described second commutation circuit adopts four blade five throw switch or four blade four throw switch, or adopts the combination of a double-point double-throw switch and double-pole four throw switch.
This testing apparatus also comprises the feed circuit of two test displays, these feed circuit is serially connected with power supply and power switch.
Described feed circuit are also serially connected with fuse cutout.
Described test display is ohmmeter.
Two speed resolver open circuit rapid test device of the present invention arranges excitatory test circuit and thick smart machine test circuit, and adopt commutation circuit to carry out switching control, first commutation circuit controls the open test of the excitatory passage of two speed resolver, and the second commutation circuit controls the smart machine of two speed resolver and the open test of thick machine passage.Utilize this testing apparatus accurately simple to operate, detect fast, efficiently, in the process of operating switch, whether the thick machine passage of excitatory and smart machine can being told tested two speed resolver by the state of testing display exists open circuit.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is described further.
Be illustrated in figure 1 the structural drawing of two speed resolver of the present invention open circuit rapid test device embodiment, as seen from the figure, this testing apparatus comprises two test display L1 and L2, L1 and L2 includes test splicing ear J1 and J2, L1 and L2 is respectively used to connect and compose excitatory test circuit with X1 ~ X4 tetra-connection terminals of transformer excitation passage to be measured, wherein, the color of X1, X4 is identical, and the color of X2, X3 is identical; L1 and L2 is also respectively used to connect and compose thick smart machine test circuit with Y1 ~ Y8 two group of four look connection terminal of the smart machine passage of transformer to be measured and thick machine passage; Wherein, the color of Y1, Y2 is the first look, the color of Y3, Y4 is the second look, the color of Y5, Y6 is the 3rd look identical, the color of Y7, Y8 is the 4th look, and the first look with the connection terminal of the second look corresponding connects and composes the first via, the 3rd look with the connection terminal of the 4th look corresponding connects and composes the second tunnel; Be provided with the first commutation circuit in exciting circuit, this commutation circuit is used for making when switching the J2 of L1 with L2 test splicing ear and keeps being communicated with X1, X4 respectively, makes the J1 of L1 with L2 test splicing ear switch with X2, X3 respectively when switching simultaneously and is communicated with; The second commutation circuit is provided with in thick smart machine test circuit, this commutation circuit is communicated with for making the J2 of L1 test splicing ear switch with Y2, Y6 respectively when switching, and make the J2 of L2 test splicing ear to switch with Y1, Y5 is respectively communicated with when switching, make the J1 of L1 with L2 test splicing ear switch with Y3, Y4, Y7, Y8 respectively when switching simultaneously and be communicated with.
The test display of the present embodiment is numerical monitor ohmmeter; This testing apparatus also comprises the feed circuit of two test displays, and 1 pin of L1 with L2 is connected with feed circuit respectively with 2 pin.These feed circuit are serially connected with power supply P1 and power switch K1, are also serially connected with fuse cutout FU1.The power supply that K1 adopts single-pole double-throw switch (SPDT) to control two numerical monitor ohmmeters is connected and is closed.
For ease of connecting, this testing apparatus is also provided with and is respectively used to be connected with each wire of transformer to be measured and the Color pair test binding post of 12 different colours of answering, when testing, each wire of transformer to be measured need be received on the test binding post of corresponding different colours respectively at random, by four of excitatory passage of tested two speed resolver draw wires according to color randomly correspondence receive X1, X2, on X3 and X4 binding post, by smart machine, eight of thick machine passage draw wires according to color randomly correspondence receive Y1, Y2, Y3, Y4, Y5, Y6, on Y7 and Y8 binding post.
The present embodiment first commutation circuit carries out principle and course of work explanation for four blade three throw switch K2, the second commutation circuit for four blade five throw switch K3.
As shown in Figure 1, splicing ear is corresponding with D, B contact of K2 and K3 respectively links in the J1 of L1 and L2 test, and J2 tests that splicing ear is corresponding with C, A contact of K2 and K3 respectively to be connected, and first group of contact A 1 of K2 and K3, B1, C1, D1 are all unsettled; Be connected with X4 after A2, A3 short circuit of K2, be connected after C1, C2 short circuit with X1, B2, B3 are corresponding with X2, X3 respectively to be connected, and D2, D3 are corresponding with X3, X2 respectively to be connected; Be connected with Y1 after A2, A3 short circuit of K3, be connected after A4, A5 short circuit with Y5, be connected after C2, C3 short circuit with Y2, be connected after C4, C5 short circuit with Y6, B2 ~ B5 is corresponding with Y3, Y4, Y7, Y8 in turn to be connected, and D2 ~ D5 is corresponding with Y4, Y3, Y8, Y7 in turn to be connected.
The process that excitatory passage open circuit is detected and principle as follows: connect K1, K2 got to second group of contact and the 3rd moving contact on-state.If K2 is pulling in process, L1 and L2 has, and " non-1 numeral " shows simultaneously, i.e. K2 in second group of contact or the 3rd group of contact wherein a group when connecting, show " non-1 numeral " simultaneously, when another group contacting, show " numeral 1 " simultaneously, then show that the excitatory two-way of rotary transformer is all normal; If K2 is pulling in process, in L1 or L2, one of them is showing " numeral 1 " state always, and display that another has " non-1 numeral ", then show that this excitatory passage has a road open circuit; If K2 is pulling in process, state that L1 and L2 shows always simultaneously " numeral 1 ", then showing that this excitatory two-way is all opened a way.After excitatory lane testing, disconnect K2, terminate the open test of rotating transformer exciting passage.
The open test of essence machine thick machine passage: connect K1, K3 is got to successively second, third, the 4th, the 5th group of moving contact on-state.
If K3 is in second group of moving contact and the 3rd group of moving contact connection process, L1 and L2 has, and " non-1 numeral " shows simultaneously, i.e. K3 in second group of contact or the 3rd group of contact wherein a group when connecting, show " non-1 numeral " simultaneously, when another group contacting, show " numeral 1 " simultaneously, then show that the first via of the smart machine of rotary transformer and thick machine is all normal; If K3 is in second group of contact or the 3rd group of contacting process, in L1 or L2, one of them shows " numeral 1 " state always, and display that another has " non-1 numeral ", then show that the smart machine of rotary transformer or the first via of thick machine have one group of open circuit; If K3 is in second group of contact or the 3rd group of contacting process, state that L1 and L2 shows always " numeral 1 ", then show that in the smart machine of rotary transformer and thick machine, the first via is all opened a way.
If at K3 in the 4th group of moving contact or the 5th group of moving contact connection process, L1 and L2 has, and " non-1 numeral " shows simultaneously, i.e. K3 in the 4th group of contact or the 5th group of contact wherein a group when connecting, show " non-1 numeral " simultaneously, when another group contacting, show " numeral 1 " simultaneously, then show that the second tunnel of the smart machine of rotary transformer and thick machine is all normal; If K3 is in the 4th group of contact or the 5th group of contacting process, in L1 or L2, one of them shows " numeral 1 " state always, and display that another has " non-1 numeral ", then show that there is one group of open circuit on the smart machine of rotary transformer or the second tunnel of thick machine; If K3 is in the 4th group of moving contact or the 5th group of moving contact connection process, state that L1 and L2 shows always " numeral 1 ", then show that in the smart machine of rotary transformer and thick machine, all open a way in the second tunnel.
After the thick machine lane testing of essence machine, disconnect K3, terminate the open test of the thick machine passage of rotary transformer essence machine.
After total Test completes, disconnect K1, terminate the open test of two speed resolver.
Two commutation circuits of the present embodiment are illustrated for four blade three throw switch and four blade five throw switch respectively.Other structures can certainly be adopted; as the first commutation circuit adopts four double-pole double throw switches or double-point double-throw switch; second commutation circuit adopts the combination of four blade four throw switch or a double-point double-throw switch and double-pole four throw switch to realize; when adopting other switch; its syndeton is also corresponding carries out adjustment change; this similar conversion belongs to the conventional means of those skilled in the art, drops in protection scope of the present invention.
Claims (6)
1. a two speed resolver open circuit rapid test device, it is characterized in that: comprise two test display L1 and L2, L1 and L2 includes test splicing ear J1 and J2, L1 and L2 is respectively used to connect and compose excitatory test circuit with X1 ~ X4 tetra-connection terminals of transformer excitation passage to be measured, wherein, the color of X1, X4 is identical, and the color of X2, X3 is identical; L1 and L2 is also respectively used to connect and compose thick smart machine test circuit with Y1 ~ Y8 each two-way four look connection terminal of the smart machine passage of transformer to be measured and thick machine passage; Wherein, the color of Y1, Y2 is the first look, the color of Y3, Y4 is the second look, the color of Y5, Y6 is the 3rd look identical, the color of Y7, Y8 is the 4th look, and the first look with the connection terminal of the second look corresponding connects and composes the first via, the 3rd look with the connection terminal of the 4th look corresponding connects and composes the second tunnel; Be provided with the first commutation circuit in exciting circuit, this commutation circuit is used for making when switching the J2 of L1 with L2 test splicing ear and keeps being communicated with X1, X4 respectively, makes the J1 of L1 with L2 test splicing ear switch with X2, X3 respectively when switching simultaneously and is communicated with; The second commutation circuit is provided with in thick smart machine test circuit, this commutation circuit is communicated with for making the J2 of L1 test splicing ear switch with Y2, Y6 respectively when switching, and make the J2 of L2 test splicing ear to switch with Y1, Y5 is respectively communicated with when switching, make the J1 of L1 with L2 test splicing ear switch with Y3, Y4, Y7, Y8 respectively when switching simultaneously and be communicated with.
2. two speed resolver according to claim 1 open circuit rapid test device, is characterized in that: described first commutation circuit adopts four double-pole double throw switches or four blade three throw switch or double-point double-throw switch.
3. two speed resolver open circuit rapid test device according to claim 1 and 2, it is characterized in that: described second commutation circuit adopts four blade five throw switch or four blade four throw switch, or adopts the combination of a double-point double-throw switch and double-pole four throw switch.
4. two speed resolver open circuit rapid test device according to claim 1, is characterized in that: this testing apparatus also comprises the feed circuit of two test displays, these feed circuit is serially connected with power supply and power switch.
5. two speed resolver open circuit rapid test device according to claim 4, is characterized in that: described feed circuit are also serially connected with fuse cutout.
6. two speed resolver open circuit rapid test device according to claim 1, is characterized in that: described test display is ohmmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624604.9A CN104297610B (en) | 2013-11-28 | 2013-11-28 | Dual-channel rotary transformer open circuit quick-test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624604.9A CN104297610B (en) | 2013-11-28 | 2013-11-28 | Dual-channel rotary transformer open circuit quick-test equipment |
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| Publication Number | Publication Date |
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| CN104297610A true CN104297610A (en) | 2015-01-21 |
| CN104297610B CN104297610B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310624604.9A Active CN104297610B (en) | 2013-11-28 | 2013-11-28 | Dual-channel rotary transformer open circuit quick-test equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707892A (en) * | 2017-02-22 | 2017-05-24 | 西安应用光学研究所 | Double speed rotary transformer wiring automatic detection device suitable for photoelectric rotary table and double speed rotary transformer wiring automatic detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106707892A (en) * | 2017-02-22 | 2017-05-24 | 西安应用光学研究所 | Double speed rotary transformer wiring automatic detection device suitable for photoelectric rotary table and double speed rotary transformer wiring automatic detection method thereof |
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