CN216205772U - Reference surface switching device for PCF checking fixture - Google Patents
Reference surface switching device for PCF checking fixture Download PDFInfo
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- CN216205772U CN216205772U CN202122185294.8U CN202122185294U CN216205772U CN 216205772 U CN216205772 U CN 216205772U CN 202122185294 U CN202122185294 U CN 202122185294U CN 216205772 U CN216205772 U CN 216205772U
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- groove seat
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Abstract
The application discloses a reference surface switching device for a PCF (fiber bragg grating) checking fixture, which belongs to the technical field of PCF checking fixture switching and comprises a reference clamping groove seat detachably connected with a checking fixture body, wherein a positioning switching block is arranged on the reference clamping groove seat, and a reference surface gasket capable of playing a reference role is arranged at the top of the positioning switching block; the top of the reference clamping groove seat is provided with a first clamping groove used for placing the positioning switching block, the bottom of the positioning switching block is provided with a second clamping groove placed on the reference clamping groove seat, and a quick switching device is arranged between the positioning switching block and the reference clamping groove seat. This application adopts the mode of pull from top to bottom, switches the reference surface, has convenient and fast, and efficient effect.
Description
Technical Field
The application relates to the technical field of PCF checking fixture switching, in particular to a reference plane switching device used on a PCF checking fixture.
Background
At present, PCF (Parts Coordinate position) checking tools are generally used in the welding and matching process of automobile Parts, and the checking tool body is required to meet the requirements of both single-part detection and assembly detection. Since the inspection standards for the individual pieces and assemblies are not completely identical, this requires that a portion of the standards be removably replaceable. In the prior art, the datum plane needs to be replaced by manual disassembly and assembly, so that the operation is inconvenient and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The reference plane switching device for the PCF checking fixture is provided, the reference plane is switched in a vertically drawing mode, and the device is convenient and fast and high in efficiency.
The technical scheme for solving the technical problems is as follows:
a datum plane switching device for a PCF (fiber bragg grating) checking fixture comprises a datum clamping groove seat detachably connected with a checking fixture body, wherein a positioning switching block is arranged on the datum clamping groove seat, and a datum plane gasket capable of playing a datum role is arranged at the top of the positioning switching block; the top of the reference clamping groove seat is provided with a first clamping groove used for placing the positioning switching block, the bottom of the positioning switching block is provided with a second clamping groove placed on the reference clamping groove seat, and a quick switching device is arranged between the positioning switching block and the reference clamping groove seat.
By adopting the technical scheme, after the reference clamping groove seat is arranged on the checking fixture body, when a single piece is detected and a reference surface gasket at the top of the positioning switching block needs to be used for reference, the reference clamping groove seat is clamped in a second clamping groove at the bottom of the positioning switching block by pulling the quick switching device upwards, so that the reference clamping groove seat and the positioning switching block are fixed, and the reference surface gasket can play a reference role; when the detection assembly does not need the reference surface gasket to play a reference role, the clamping fixation of the reference clamping groove seat and the positioning switching block can be realized only by upwards pulling the quick switching device again and downwards placing the positioning switching block in the first clamping groove at the top of the reference clamping groove seat, so that the reference surface gasket does not play a reference role any more; the datum plane is switched by adopting a vertical drawing mode, so that the device is convenient and fast, and the working efficiency is high.
Furthermore, the quick switching device comprises a spring limiting bolt inserted from the bottom of the reference clamping groove seat and a tensioning spring sleeved outside the spring limiting bolt, the spring limiting bolt penetrates through the first clamping groove and is connected with the positioning switching block, and the tensioning spring is located at the bottom of the reference clamping groove seat.
By adopting the technical scheme, when the reference surface needs to be switched, the spring limiting bolt only needs to be pulled upwards, so that the tensioning spring outside the spring limiting bolt is compressed, and the position of the positioning switching block is well placed; the tensioning spring can produce the effort that resumes former length under the effect of compression power to it is fixed to make benchmark draw-in groove seat and location switching piece joint, convenient and fast and installation stability.
Furthermore, the spring limiting bolt is in threaded connection with the positioning switching block.
Through adopting above-mentioned technical scheme, realized the spacing bolt of spring and the location switching piece can dismantle and be connected, be convenient for dismantle the location switching piece from the benchmark draw-in groove seat to change the tensioning spring, thereby extension fixture's life.
Furthermore, a pull ring is arranged on the positioning switching block.
By adopting the technical scheme, the staff of being convenient for pulls the location switching piece through the pull ring, realizes the fast switch-over to the reference surface, convenient and fast, and work efficiency is high.
Furthermore, the reference surface gasket is detachably connected with the positioning switching block.
Through adopting above-mentioned technical scheme, the staff of being convenient for changes the reference surface gasket at location switching piece top to satisfy the demand of different height reference surfaces, further improve the application scope of device.
Furthermore, a fastening screw is inserted into the reference clamping groove seat and is in threaded connection with the checking fixture body.
Through adopting above-mentioned technical scheme, can dismantle the link through fastening screw between benchmark draw-in groove seat and the examining tool body, the staff of being convenient for dismantles benchmark draw-in groove seat.
In summary, compared with the prior art, the beneficial effects of the above technical scheme are:
(1) by arranging the quick switching device between the positioning switching block and the reference clamping groove seat, when a single piece or an assembly needs to be detected, the reference surface can be switched by adopting a vertical pulling mode, so that the detection device is convenient and quick, and the working efficiency is high;
(2) through the arrangement of the spring limiting bolt and the tensioning spring, when the reference surface needs to be switched, the tensioning spring outside the spring limiting bolt is compressed only by pulling the spring limiting bolt upwards, and the position of the positioning switching block is well placed; the tension spring can generate acting force for recovering the original length under the action of the compression force, so that the reference clamping groove seat and the positioning switching block are clamped and fixed, and the device is convenient, quick and stable to install;
(3) through setting up the pull ring, the staff of being convenient for stimulates the location and switches the piece, realizes the fast switch-over to the reference surface, convenient and fast, and work efficiency is high.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;
fig. 2 is a schematic structural diagram of the reference surface switching device installed on the checking fixture body according to the embodiment of the application.
Description of reference numerals: 1. the gauge comprises a gauge body; 2. a reference card slot seat; 21. a first card slot; 3. positioning a switching block; 31. a second card slot; 4. a reference plane shim; 5. a fast switching device; 51. a spring limit bolt; 52. tensioning the spring; 6. pulling the pull ring; 7. fastening screws; 8. a bump; 9. a spring pad.
Detailed Description
The principles and features of the present application are described below in conjunction with the accompanying fig. 1-2, which are provided by way of example to illustrate the present application and not to limit the scope of the present application.
The embodiment of the application discloses a reference surface switching device for a PCF (fiber Bragg Grating) check tool. Referring to fig. 1 and 2, the reference surface switching device includes a reference chuck groove base 2 installed on the inspection tool body 1, the top of the reference chuck groove base 2 is in a stepped structure, the upper top surface is an upper top surface, and the lower top surface is a lower top surface. Fastening screw 7 is inserted to the lower top surface of benchmark draw-in groove seat 2, and fastening screw 7 with examine a body 1 threaded connection, realized benchmark draw-in groove seat 2 and examine a removable link of body 1, the staff of being convenient for dismantles benchmark draw-in groove seat 2. The top surface of the reference clamping groove seat 2 is provided with a positioning switching block 3, and the top of the positioning switching block 3 is provided with a reference surface gasket 4 which can play a reference role. Be provided with quick switching device 5 between location switching piece 3 and benchmark draw-in groove seat 2, through upper and lower pull quick switching device 5, can carry out the switching of reference surface fast, convenient and fast, and work efficiency is high.
Referring to fig. 1, a first slot 21 for placing the positioning switch block 3 is formed on the top surface of the top of the reference slot, and two sides of the first slot 21 form a protrusion 8. Two second clamping grooves 31 matched with the convex blocks 8 are formed in the bottoms of the positioning switching blocks 3, the convex blocks 8 are placed in the second clamping grooves 31, the positioning switching blocks 3 can be placed on the reference clamping groove seats 2, and clamping and fixing of the reference clamping groove seats 2 and the positioning switching blocks 3 are achieved.
Referring to fig. 1, the quick switching device 5 includes a spring stopper bolt 51 inserted from the bottom of the reference pocket seat 2 and a tension spring 52 sleeved outside the spring stopper bolt 51. The spring limiting bolt 51 penetrates through the first clamping groove 21 and is connected with the positioning switching block 3, the tensioning spring 52 is located at the bottom of the reference clamping groove seat 2, and the spring pad 9 is sleeved between the tensioning spring 52 and the bottom of the spring limiting bolt 51. When the reference surface needs to be switched, the spring limiting bolt 51 is pulled upwards only, so that the tensioning spring 52 outside the spring limiting bolt 51 is compressed, and the position of the positioning switching block 3 is well placed; the tension spring 52 can generate acting force for recovering the original length under the action of the compression force, so that the clamping connection of the reference clamping groove seat 2 and the positioning switching block 3 is realized, and the device is convenient, quick and stable to install.
Referring to fig. 1, when a single piece is detected and the reference surface gasket 4 on the top of the positioning switching block 3 needs to be used for reference, the spring limiting bolt 51 is pulled upwards and rotated by 90 degrees, so that the convex block 8 on the top of the reference clamping groove seat 2 is clamped in the second clamping groove 31 on the bottom of the positioning switching block 3, and the reference clamping groove seat 2 and the positioning switching block 3 are fixed, so that the reference surface gasket 4 can play a reference role.
Referring to fig. 1, when the detection assembly does not require the reference surface gasket 4 to play a reference role, the spring limiting bolt 51 is pulled upwards again, the rotation is 90 degrees, the positioning switching block 3 is placed in the first clamping groove 21 at the top of the reference clamping groove seat 2 downwards, the clamping fixation of the reference clamping groove seat 2 and the positioning switching block 3 can be realized, and the reference surface gasket 4 does not play a reference role any more.
Referring to fig. 1, the spring limit bolt 51 is connected with the positioning switch block 3 by a screw thread, so that the spring limit bolt 51 is detachably connected with the positioning switch block 3, the positioning switch block 3 is conveniently detached from the reference slot seat 2, and the tension spring 52 is replaced.
Referring to fig. 1, the pull ring 6 is hung on the positioning switching block 3, so that the positioning switching block 3 can be pulled by a worker conveniently, and the reference plane can be switched quickly. The reference surface gasket 4 is connected with the positioning switching block 3 through the conical screw, the detachable connection of the reference surface gasket 4 and the positioning switching block 3 can be realized, and the reference surface gasket 4 can be replaced by a worker conveniently, so that the requirements of reference surfaces with different heights are met, and the application range of the device is widened.
The implementation principle of the reference plane switching device used on the PCF checking fixture in the embodiment of the application is as follows: install benchmark draw-in groove seat 2 on examining a body 1 after, when detecting the singleton, need use the benchmark face gasket 4 at 3 tops of location switching piece to play the benchmark effect, through upwards pulling spring limit bolt 51 to rotatory 90, in the second draw-in groove 31 of locating switching piece 3 bottom with the lug 8 joint at 2 tops of benchmark draw-in groove seat, realize benchmark draw-in groove seat 2 and location switching piece 3 fixed, can make benchmark face gasket 4 play the benchmark effect. When detecting the assembly, when not needing reference surface gasket 4 to play the benchmark effect, only need upwards stimulate spring spacing bolt 51 once more to rotatory 90, place location switching block 3 in the first draw-in groove 21 at 2 tops of benchmark draw-in groove seat downwards, can realize that benchmark draw-in groove seat 2 and location switching block 3's joint is fixed, make reference surface gasket 4 no longer play the benchmark effect.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (6)
1. The utility model provides a benchmark face auto-change over device for PCF examines utensil, includes and examines a body (1) and can dismantle benchmark draw-in groove seat (2) of being connected, its characterized in that: a positioning switching block (3) is arranged on the reference clamping groove seat (2), and a reference surface gasket (4) capable of playing a reference role is arranged at the top of the positioning switching block (3); the top of benchmark draw-in groove seat (2) is seted up and is used for placing first draw-in groove (21) of location switching piece (3), the bottom of location switching piece (3) is seted up and is placed second draw-in groove (31) on benchmark draw-in groove seat (2), be equipped with fast switch device (5) between location switching piece (3) and benchmark draw-in groove seat (2).
2. The datum plane switching device for the PCF checking fixture as claimed in claim 1, wherein: the quick switching device (5) comprises a spring limiting bolt (51) inserted from the bottom of the reference clamping groove seat (2) and a tension spring (52) sleeved outside the spring limiting bolt (51), the spring limiting bolt (51) penetrates through the first clamping groove (21) and is connected with the positioning switching block (3), and the tension spring (52) is located at the bottom of the reference clamping groove seat (2).
3. The datum plane switching device for the PCF checking fixture as claimed in claim 2, wherein: the spring limiting bolt (51) is in threaded connection with the positioning switching block (3).
4. The datum plane switching device for the PCF checking fixture as claimed in claim 2, wherein: and a pull ring (6) is arranged on the positioning switching block (3).
5. The datum plane switching device for the PCF checking fixture as claimed in claim 1, wherein: the reference surface gasket (4) is detachably connected with the positioning switching block (3).
6. The datum plane switching device for the PCF checking fixture as claimed in claim 1, wherein: and a fastening screw (7) is inserted into the reference clamping groove seat (2), and the fastening screw (7) is in threaded connection with the checking fixture body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122185294.8U CN216205772U (en) | 2021-09-10 | 2021-09-10 | Reference surface switching device for PCF checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122185294.8U CN216205772U (en) | 2021-09-10 | 2021-09-10 | Reference surface switching device for PCF checking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216205772U true CN216205772U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122185294.8U Active CN216205772U (en) | 2021-09-10 | 2021-09-10 | Reference surface switching device for PCF checking fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216205772U (en) |
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2021
- 2021-09-10 CN CN202122185294.8U patent/CN216205772U/en active Active
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