CN209639748U - Integrated test fixture box - Google Patents
Integrated test fixture box Download PDFInfo
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- CN209639748U CN209639748U CN201920665974.XU CN201920665974U CN209639748U CN 209639748 U CN209639748 U CN 209639748U CN 201920665974 U CN201920665974 U CN 201920665974U CN 209639748 U CN209639748 U CN 209639748U
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Abstract
The utility model provides a kind of integrated test fixture box, including incremental rotary encoder test module, incremental rotary encoder test module includes the first DB15 connector and multicircuit switch, the quantity of probe of quantity and oscillograph of multicircuit switch is identical, first DB15 connector is coupled with each road signal output line of adjustable D. C regulated and encoder respectively by quick-connect terminal, the probe of the probe of the moving contact and oscillograph of multicircuit switch couples, the static contact of multicircuit switch is coupled with each stitch of the first DB15 connector respectively, realization is docked with each road signal output line of encoder.The utility model is compared to original test mode, many and diverse signalman is eliminated to move the movement of line switching, avoid measurement erroneous judgement caused by human work fault, be integrated into a variety of encoder output forms to facilitate test together, and the measurement circuit of photoelectric switch is increased, so that batch production test jobs efficiency is had great promotion.
Description
Technical field
The utility model belongs to test fixture technical field, more specifically, is related to a kind of integrated test fixture box.
Background technique
Currently, the test mode of incremental rotary encoder (hereinafter referred to as " encoder ") is connected using CRO coupling
Each output signal line of encoder is tested, and needs to connect three probe tests if the encoder of tri- signals of A, B, Z, when same
When one encoder includes that multiple signals (>=3 tunnel) exports, it is necessary to which probe reconnects the case where other signals re-test, companion
With the promotion of industrial automation level, encoder also derives more multiple signals to meet the automatic control of industrial motor, such as
Encoded servo device, the few then 6 road signal of such encoder, 12 road signal of Duo Ze, with terminal No. three probe oscilloscope measurement on the market
If, this just needs multiple thread-changing to carry out connecting test, and there is test thread-changing and expend working hour and thread-changing poor contact leads to erroneous judgement
Problem.
In addition common optoelectronic switch test and encoder are not a test fixtures in factory, if can integrate the two
To the trouble of replacement tooling when can reduce production test together.
Utility model content
In view of the above problems, the purpose of the utility model is to provide a kind of integrated test fixture boxes, to solve oscillograph
Each output signal line of test encoder has that testing thread-changing consuming working hour and thread-changing poor contact leads to erroneous judgement.
Integrated test fixture box provided by the utility model, including incremental rotary encoder test module, increment type
Rotary encoder test module includes the first DB15 connector and multicircuit switch, the quantity and oscillograph of multicircuit switch
Probe quantity it is identical, the first DB15 connector by quick-connect terminal respectively with adjustable D. C regulated and encoder
The coupling of each road signal output line, the probe coupling of the probe of the moving contact and oscillograph of multicircuit switch, multipath conversion opens
The static contact of pass is coupled with each stitch of the first DB15 connector respectively, realizes pair with each road signal output line of encoder
It connects.
Furthermore it is preferred that structure be to be coupled with power switch between adjustable D. C regulated and the first DB15 connector.
Additionally, it is preferred that structure be further include open collector output test module, open collector export test module
Including three cache switching diodes, three pull-up resistors and a pull-up switch, the cathode of three cache switching diodes with
The coupling of first DB15 connector, the anode of three cache switching diodes are coupled with one end of three pull-up resistors, three pull-up
The other end of resistance and one end of pull-up switch couple, and the other end and adjustable D. C regulated of pull-up switch couple.
Furthermore it further includes optoelectronic switch test module that preferred structure, which is, and optoelectronic switch test module includes the 2nd DB15
Connector, two-way reversing switch, band carry switching switch, load-relay coil and cache switching diodes, the 2nd DB15 connection
Device is coupled with the signal output line of adjustable D. C regulated and optoelectronic switch respectively by quick-connect terminal, and the 2nd DB15 connects
The stitch for connecing signal output line of the device for coupling optoelectronic switch is also coupled with the static contact of a multicircuit switch, Yi Jiyu
With carry switching switch one end coupling, band carry switching switch the other end and load-relay coil one end couple, load after
The movable contact of the other end of electric apparatus coil and two-way reversing switch couples, two stationary contacts of two-way reversing switch respectively with it is adjustable
Anode and the cathode coupling of D.C. regulated power supply, cache switching diodes inverse parallel is at the both ends of load-relay coil.
Integrated test fixture box provided by the utility model eliminates many and diverse signalman compared to original test mode
Move the movement of line switching, avoids measurement erroneous judgement caused by human work fault, is integrated into a variety of encoder output forms
Facilitate test together, and increase the measurement circuit of photoelectric switch, batch production test jobs efficiency is made to have great promotion.
Detailed description of the invention
By reference to the following description in conjunction with the accompanying drawings and the contents of the claims, and with to the utility model more
Comprehensive understanding, other purposes and result of the utility model will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the circuit structure diagram according to the incremental rotary encoder test module of the utility model embodiment；
Fig. 2 is the circuit structure diagram that test module is exported according to the open collector of the utility model embodiment；
Fig. 3 is the circuit structure diagram according to the optoelectronic switch test module of the utility model embodiment.
Appended drawing reference therein includes: the first DB15 connector J1, the 2nd DB15 connector J2, power switch S1, pull-up
Switch S2, multicircuit switch S3, multicircuit switch S7, two-way reversing switch S4, band carry switching switch S6, pull-up resistor
R1-R3, cache switching diodes D1-D4, probe TP1-TP2.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific embodiment
Specific embodiment of the utility model is described in detail below with reference to attached drawing.
Integrated test fixture box provided by the utility model includes that incremental rotary encoder test module, collector are opened
Road exports test module and optoelectronic switch test module, and incremental rotary encoder test module is used for increment type rotary coding
Device is tested, and open collector output test module is used to test the encoder that output is open collector, and light
Electric switch test module is tested for optoelectronic switch, and encoder is tested and is integrated into optoelectronic switch test by the utility model
Together, the trouble that tooling is replaced when production test is reduced.
Fig. 1 shows the circuit structure of the incremental rotary encoder test module according to the utility model embodiment.
As shown in Figure 1, incremental rotary encoder test module provided by the embodiment of the utility model, including the first DB15
Connector J1 and multicircuit switch, the model KF235 of the first DB15 connector J1, the first DB15 connector J1 pass through quick
Connecting terminal is coupled with each road signal output line of adjustable D. C regulated and encoder respectively, and adjustable D. C regulated is used
It powers in for encoder, each road signal output line of adjustable D. C regulated and encoder is respectively connected to the first DB15 connection
The purpose of device J1 be in order to and meanwhile realize the power supply of encoder and the signal testing of encoder.The quantity of multicircuit switch with show
The quantity of the probe of wave device is identical.
It is illustrated by taking the higher two-way probe oscillograph of market cost performance as an example below, oscillograph is shown in Fig. 1
Two-way is popped one's head in TP1 and TP2, and the quantity of multicircuit switch is two, respectively S3 and S7, the TP1 of probe all the way of oscillograph with
The movable contact of multicircuit switch S3 couples, and the movable contact of the another way probe TP2 and multicircuit switch S7 of oscillograph couples,
Multicircuit switch S3 the 1st, 2,3 stationary contacts respectively with the 5th stitch of the first DB15 connector J1 couple, multicircuit switch
The 4th stationary contact of S3 and the 7th stitch of the first DB15 connector J1 couple, the 5th stationary contact of multicircuit switch S3 and first
The 9th stitch of DB15 connector J1 couples, multicircuit switch S3 the 6th, 7,8 stationary contacts and the first DB15 connector J1 the
The coupling of 11 stitch, the 9th stationary contact of multicircuit switch S3 and the 13rd stitch of the first DB15 connector J1 couple, multipath conversion
The 10th stationary contact of switch S3 and the 15th stitch of the first DB15 connector J1 couple, the 1st stationary contact of multicircuit switch S7
It is coupled with the 7th stitch of the first DB15 connector J1, the 2nd stationary contact of multicircuit switch S7 and the first DB15 connector J1's
The coupling of 9th stitch, the 3rd stationary contact of multicircuit switch S7 and the 9th stitch of the first DB15 connector J1 couple, multipath conversion
The 8th stitch of the 4th stationary contact of switch S7 and the first DB15 connector J1 couple, the 5th stationary contact of multicircuit switch S7 with
The 10th stitch of first DB15 connector J1 couples, the 6th stationary contact of multicircuit switch S7 and the first DB15 connector J1's
The coupling of 13rd stitch, the 7th stationary contact of multicircuit switch S7 and the 15th stitch of the first DB15 connector J1 couple, and multichannel turns
12nd stitch of the 8th stationary contact and the first DB15 connector J1 that change switch S7 couples, the 9th stationary contact of multicircuit switch S7
It is coupled with the 14th stitch of the first DB15 connector J1, the 10th stationary contact and the first DB15 connector J1 of multicircuit switch S7
The 1st stitch coupling, the static contact of multicircuit switch respectively with each stitch of the first DB15 connector couple.By above-mentioned
Connection relationship, realization multicircuit switch S3 and S7 are docked with each road signal output line of encoder.
The 2nd stitch of first DB15 connector J1 and the anode of adjustable D. C regulated couple, the first DB15 connector
The 4th stitch of J1 and the cathode of adjustable D. C regulated couple, and realize that adjustable D. C regulated is the power supply of encoder.In
It is coupled with power switch S1 between the anode of adjustable D. C regulated and the 13rd stitch of the first DB15 connector J1, passes through electricity
Source switch S1 controls whether adjustable D. C regulated powers to encoder.
When needing to test certain output signal all the way of incremental rotary encoder, manual toggle multicircuit switch S3 and
S7 selects corresponding output signal, then rotates output signal, oscilloscope display by motor driven incremental rotary encoder
Incremental pulse waveform.Achieve the purpose that signal is switched fast by multicircuit switch, avoids carrying out many and diverse signal manual
Measurement erroneous judgement caused by the movement and human work fault of thread-changing switching.
When each signal quality of the positive transfer to test of motor driven incremental rotary encoder, two-by-two between phase, duty ratio meet
It is required that when, it is necessary to motor driven incremental rotary encoder is inverted, each road signal is re-measured, is all testing above
All test actions of an encoder are completed after qualification, if the parameter constant of next encoder test, after pressing line
Incremental rotary encoder test module is directly accessed to be tested.
If encounter the encoder test that output is open collector, need the encoder accessing open collector defeated
Test module carries out the measurement of output signal out.
Fig. 2 shows the circuits that test module is exported according to the open collector of the utility model embodiment.
As shown in Fig. 2, open collector output test module includes three cache switching diodes D1-D3, three pull-up
Resistance R1-R3 and pull-up switch S2, the model IN4148 of cache switching diodes, the cathode of cache switching diodes D1 and
The 5th stitch of one DB15 connector J1 couples, and the anode of cache switching diodes D1 is coupled with one end of pull-up resistor R1, high speed
The 7th stitch of the cathode of switching diode D2 and the first DB15 connector J1 coupling, cache switching diodes D2 anode with it is upper
One end of pull-up resistor R2 couples, and the 9th stitch of the cathode of cache switching diodes D3 and the first DB15 connector J1 couple, high speed
The anode of switching diode D3 is coupled with one end of pull-up resistor R3, pull-up resistor R1, pull-up resistor R2, pull-up resistor R3 it is another
One end is coupled with one end of pull-up switch S2 respectively, the other end of pull-up switch S2 and the anode of adjustable D. C regulated, on
Drag switch S2 realizes opening or closing for open collector output test module.When test output is the encoder of open collector,
Pull-up switch S2 is connected, accessing pull-up resistor at this time can be realized the measurement of open collector output type encoder.
Fig. 3 shows the circuit of the optoelectronic switch test module according to the utility model embodiment.
As shown in figure 3, optoelectronic switch test module is carried and is cut including the 2nd DB15 connector J2, two-way reversing switch institute, band
The 4th stitch for changing switch S6, load-relay coil KM1 and cache switching diodes D4, the 2nd DB15 connector J2 passes through fastly
Quick access line terminals are coupled with the signal output line of adjustable D. C regulated and optoelectronic switch respectively, the 2nd DB15 connector J2's
4th stitch of 4th stitch also with the coupling of the 1st static contact of multicircuit switch and the 2nd DB15 connector J2 is cut with load
Change switch S6 one end coupling, band carry switching switch S6 the other end and load-relay coil KM1 one end coupling, load after
The other end of electric apparatus coil KM1 and the movable contact of two-way reversing switch S4 couple, two stationary contacts point of two-way reversing switch S4
It is not coupled with the anode and cathode of adjustable D. C regulated, cache switching diodes D4 and load-relay coil KM1 are instead simultaneously
Connection.By realizing opening or closing for optoelectronic switch test module with load switching switch S6, when needing to test optoelectronic switch,
Connect the test that optoelectronic switch can be realized with load switching switch S6.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation or replace
It changes, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with claim
Subject to protection scope.
Claims (4)
1. a kind of integrated test fixture box, which is characterized in that including incremental rotary encoder test module, the increment type
Rotary encoder test module includes the first DB15 connector and multicircuit switch, the quantity and oscillograph of multicircuit switch
Probe quantity it is identical, the first DB15 connector by quick-connect terminal respectively with adjustable D. C regulated and volume
The probe coupling of the probe of the coupling of the road Ma Qige signal output line, the moving contact of the multicircuit switch and the oscillograph
It connects, the static contact of the multicircuit switch is coupled with each stitch of the first DB15 connector respectively, is realized and the volume
The docking of the road Ma Qige signal output line.
2. integrated test fixture box as described in claim 1, which is characterized in that in the adjustable D. C regulated and institute
It states and is coupled with power switch between the first DB15 connector.
3. integrated test fixture box as claimed in claim 2, which is characterized in that further include open collector output test mould
Block, the open collector output test module on three cache switching diodes, three pull-up resistors and one including pulling open
It closes, the cathode of three cache switching diodes and the first DB15 connector couple, the anode of three cache switching diodes
Coupled with one end of three pull-up resistors, one end of the other end of three pull-up resistors and the pull-up switch couples, it is described on
The other end of drag switch and the adjustable D. C regulated couple.
4. integrated test fixture box as described in claim 1, which is characterized in that further include optoelectronic switch test module, institute
Stating optoelectronic switch test module includes the 2nd DB15 connector, two-way reversing switch, band load switching switch, load-relay coil
And cache switching diodes, the 2nd DB15 connector by quick-connect terminal respectively with the adjustable D. C regulated
It is coupled with the signal output line of optoelectronic switch, the 2nd DB15 connector is used to couple the signal output line of the optoelectronic switch
Stitch also coupled with the static contact of multicircuit switch, and the one end for carrying switching switch with the band couples, described
One end with the other end and the load-relay coil that carry switching switch couples, the other end of the load-relay coil
Coupled with the movable contact of the two-way reversing switch, two stationary contacts of the two-way reversing switch respectively with the adjustable DC
Anode and the cathode coupling of regulated power supply, the cache switching diodes inverse parallel is at the both ends of the load-relay coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665974.XU CN209639748U (en) | 2019-05-10 | 2019-05-10 | Integrated test fixture box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920665974.XU CN209639748U (en) | 2019-05-10 | 2019-05-10 | Integrated test fixture box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209639748U true CN209639748U (en) | 2019-11-15 |
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ID=68498376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920665974.XU Active CN209639748U (en) | 2019-05-10 | 2019-05-10 | Integrated test fixture box |
Country Status (1)
| Country | Link |
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| CN (1) | CN209639748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986864A (en) * | 2021-03-24 | 2021-06-18 | 横川机器人（深圳）有限公司 | Method and system for detecting extension line of encoder |
-
2019
- 2019-05-10 CN CN201920665974.XU patent/CN209639748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986864A (en) * | 2021-03-24 | 2021-06-18 | 横川机器人（深圳）有限公司 | Method and system for detecting extension line of encoder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Integrated test tooling box Effective date of registration: 20220928 Granted publication date: 20191115 Pledgee: Industrial Bank Co.,Ltd. Changchun Branch Pledgor: CHANGCHUN SHENGHAO ELECTRONICS Co.,Ltd. Registration number: Y2022220000077 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |