CN217360206U - Minimum stroke testing arrangement of photoelectric switch - Google Patents
Minimum stroke testing arrangement of photoelectric switch Download PDFInfo
- Publication number
- CN217360206U CN217360206U CN202220123752.7U CN202220123752U CN217360206U CN 217360206 U CN217360206 U CN 217360206U CN 202220123752 U CN202220123752 U CN 202220123752U CN 217360206 U CN217360206 U CN 217360206U
- Authority
- CN
- China
- Prior art keywords
- hole
- bottom plate
- sliding
- measuring head
- photoelectric switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 230000000670 limiting effect Effects 0.000 claims abstract description 7
- 230000000903 blocking effect Effects 0.000 claims description 15
- 230000005693 optoelectronics Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000425571 Trepanes Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Mechanisms For Operating Contacts (AREA)
Abstract
The utility model discloses a minimum stroke testing device of a photoelectric switch, which comprises an upper template, a movable template and a bottom plate, a step through hole is vertically arranged at the center of the upper template, a top light-blocking measuring head is inserted in the step through hole, the movable template is provided with a central through hole, the bottom end of the top light-blocking measuring head extends and is fixed in the central through hole, the bottom plate is supported and installed on the upper template through short struts, the upper template is also provided with four countersunk through holes, a sliding pin is fixedly arranged in the countersunk head through hole, the bottom end of the sliding pin extends to the lower part of the movable template through a limiting through hole arranged on the movable template, a spring is sleeved on the sliding column pin between the movable template and the upper template, a bottom plate middle sliding groove is arranged on the bottom plate, two opposite sliding strips are fixedly mounted on the bottom plate on the front side and the rear side of the sliding groove in the middle of the bottom plate. Has the advantages that: the utility model has the advantages of accurate location, high measurement accuracy and the like.
Description
Technical Field
The utility model relates to a photoelectric switch measures the field, especially relates to a minimum stroke testing arrangement of photoelectric switch.
Background
The photoelectric switch is a light-sensitive normally-closed type travel limit switch, plays a role in limiting in an electromechanical system, and avoids damage to equipment or personnel caused by the fact that the travel of the system exceeds a design value. The photoelectric switch is usually used in cooperation with a light resistance measuring head, when the photoelectric switch is used, an electric signal connection is established inside the photoelectric switch by a light sensing device, the light resistance measuring head used in cooperation penetrates through the inside of the photoelectric switch to block the connection of light, the electric signal is further disconnected, and a limiting effect is achieved;
in the traditional production process, the minimum travel distance of the photoelectric switch is usually manually tested by combining a screw, a dial indicator and an on-off tester. When the method is adopted for testing, the precision is not high when the displacement is adjusted by the screw, so that the critical value (the minimum stroke of the photoelectric switch) of the disconnected electric signal is difficult to find accurately, the measurement difficulty is high, the efficiency is low, and the measurement precision is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a minimum stroke testing arrangement of photoelectric switch in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a minimum stroke testing device of a photoelectric switch comprises an upper template, a movable template and a bottom plate, wherein a step through hole is vertically arranged at the center of the upper template, a top light-blocking measuring head is inserted in the step through hole, a central through hole is arranged on the movable template, the bottom end of the top light-blocking measuring head extends and is fixed in the central through hole, the bottom plate is supported and installed on the upper template through short struts, four countersunk through holes are also arranged on the upper template, a sliding column pin is fixedly installed in the countersunk through hole, the bottom end of the sliding column pin extends to the lower part of the movable template through a limiting through hole arranged on the movable template, a spring is sleeved on the sliding column pin between the movable template and the upper template, a middle sliding groove of the bottom plate is arranged on the bottom plate, and two oppositely arranged sliding strips are fixedly installed on the bottom plate on the front side and the back side of the middle sliding groove of the bottom plate, the sliding strip is provided with an inclined sliding block in a sliding manner, the right side surface of the inclined sliding block is provided with a push block, a rotating groove is arranged in the push block, a conveying lead screw is rotatably arranged in the rotating groove through a bearing, the other end of the conveying lead screw is connected with a direct current motor, the direct current motor is slidably arranged on the sliding strip through a motor fixing seat, a fixing strip block is fixedly arranged on the bottom plate between the push block and the motor fixing seat, the fixing strip block is provided with a propelling threaded hole, the conveying lead screw is rotatably connected into the propelling threaded hole, the left side of the top surface of the bottom plate is provided with a reset photoelectric switch, a thread light-blocking measuring head is inserted above the reset photoelectric switch in a matching manner, the thread light-blocking measuring head is rotatably connected onto the movable template through threads at the top of the thread light-blocking measuring head, the bottom plate is provided with a dial indicator support through a long strut support, and the dial indicator is arranged on the dial indicator support, the bottom of the movable mould plate extends to form a wheel lug, the wheel lug is rotatably provided with a bearing wheel through a rolling pin shaft, and the bearing wheel is in contact with the inclined plane of the inclined slide block.
Further, oblique slider with both sides all are equipped with a groove around the motor fixing base, the side of draw runner is equipped with a convex part, oblique slider with the motor fixing base passes through a groove slidable mounting is in on the convex part.
Further, a top panel is further installed at the top of the upper die plate, a panel sleeve hole is formed in the top panel, the top light-blocking measuring head is sleeved with the panel sleeve hole, a measured photoelectric switch is further arranged on the top panel, and the top end of the top light-blocking measuring head extends into the measured photoelectric switch.
Furthermore, the top hinders the light measuring head by thin footpath post with install in the wide footpath end at thin footpath post top is constituteed, the aperture of panel trepanning is greater than wide footpath end external diameter, wide footpath end external diameter is less than by photoelectric switch's internal diameter.
Furthermore, the step through hole is formed by communicating a thick-diameter hole at the bottom with a thin-diameter hole at the top, and the diameter of the thin-diameter hole is larger than the outer diameter of the thin-diameter column.
Has the advantages that: minimum stroke testing arrangement of photoelectric switch under mechanical structure and the effective mating reaction of circuit, reduce the rotation of direct current motor output shaft and convert into the horizontal linear motion of transmission lead screw, further reduce the vertical motion of converting into the light blocking measuring head again, when direct current motor output shaft rotates more number of turns during the measurement, the light blocking measuring head just can form minimum vertical displacement volume, when the vertical upward movement of light blocking measuring head to a certain position, the light blocking measuring head is also in the same time stop motion, the vertical position of light blocking measuring head is by accurate positioning, the vertical displacement quantity value of the light blocking measuring head that adopts the percentage table to record at this moment is promptly by the minimum stroke of photoelectric switch, it is accurate to have the location, measuring accuracy advantage such as high.
Drawings
Fig. 1 is a front view of a minimum stroke testing device of an optoelectronic switch according to the present invention;
fig. 2 is a schematic top view of a part of the minimum stroke testing device of the optoelectronic switch according to the present invention;
fig. 3 is a left side schematic view of a minimum stroke testing device of the optoelectronic switch according to the present invention;
fig. 4 is a schematic diagram of a top light blocking measuring head of the minimum stroke testing device of the optoelectronic switch according to the present invention;
fig. 5 is a schematic diagram of a relationship of a control circuit of the minimum stroke testing apparatus for a photoelectric switch according to the present invention.
The reference numerals are explained below:
1. a bottom plate middle chute; 2. a top panel; 3. mounting a template; 4. a short strut; 5. a spring; 6. a sliding pin; 7. moving the template; 8. rolling the pin shaft; 9. a bearing; 10. fixing the bar block; 11. a transfer screw; 12. a motor fixing seat; 13. a direct current motor; 14. a base plate; 15. a slide bar; 16. a push block; 17. an inclined slide block; 18. a long strut; 19. a thread light-blocking measuring head; 20. a dial indicator bracket; 21. a dial indicator; 22. a top light blocking measuring head; 23. a measured photoelectric switch; 24. resetting the photoelectric switch; 25. and (4) wheel ears.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 to 5, a minimum stroke testing device of an optoelectronic switch is composed of an upper template 3, a movable template 7 and a bottom plate 14;
a step through hole is vertically formed in the center of the upper template 3, a top light-blocking measuring head 22 is inserted into the step through hole, a central through hole is formed in the movable template 7, the bottom end of the top light-blocking measuring head 22 extends and is fixed into the central through hole, the bottom plate 14 is supported and mounted on the upper template 3 through a short strut 4, four countersunk through holes are further formed in the upper template 3, a sliding column pin 6 is fixedly mounted in each countersunk through hole, the bottom end of the sliding column pin 6 extends to the lower side of the movable template 7 through a limiting through hole formed in the movable template 7, and a spring 5 is sleeved on the sliding column pin 6 between the movable template 7 and the upper template 3;
a bottom plate middle sliding groove 1 is formed in the bottom plate 14, two sliding strips 15 which are arranged oppositely are fixedly arranged on the bottom plate 14 on the front side and the rear side of the bottom plate middle sliding groove 1, an inclined sliding block 17 is arranged on each sliding strip 15 in a sliding mode, a pushing block 16 is arranged on the right side face of each inclined sliding block 17, a rotating groove is formed in each pushing block 16, a conveying lead screw 11 is rotatably arranged in each rotating groove through a bearing 9, the other end of each conveying lead screw 11 is connected with a direct current motor 13, and each direct current motor 13 is slidably arranged on each sliding strip 15 through a motor fixing seat 12;
a fixed bar block 10 is fixedly arranged on a bottom plate 14 between a push block 16 and a motor fixing seat 12, a propelling threaded hole is formed in the fixed bar block 10, and a conveying screw rod 11 is screwed into the propelling threaded hole;
a reset photoelectric switch 24 is installed on the left side of the top surface of the bottom plate 14, a threaded light-blocking measuring head 19 is inserted above the reset photoelectric switch 24 in a matching manner, and the threaded light-blocking measuring head 19 is screwed to the movable template 7 through threads on the top of the threaded light-blocking measuring head;
the base plate 14 is supported and installed with a dial indicator support 20 through a long support column 18, a dial indicator 21 is installed on the dial indicator support 20, a wheel lug 25 extends from the bottom of the movable template 7, the wheel lug 25 is rotatably installed with a bearing wheel through a rolling pin shaft 8, and the bearing wheel contacts with the inclined plane of the inclined slide block 17.
In this embodiment, the oblique slider 17 and the motor holder 12 are provided with a groove on both sides, and the slider 15 is provided with a protrusion on the side, through which the oblique slider 17 and the motor holder 12 are slidably mounted on the protrusion.
In this embodiment, top panel 2 is still installed at the top of cope match-plate pattern 3, is equipped with the panel trepanning on top panel 2, panel trepanning cover is established to the top resistance light measuring head 22 on, still is equipped with on the top panel 2 by photoelectric switch 23, and the top of top resistance light measuring head 22 extends to in being measured photoelectric switch 23.
Preferably, referring to fig. 4, the top light blocking measuring head 22 is composed of a small diameter column and a wide diameter end installed on the top of the small diameter column, the aperture of the panel trepan is larger than the outer diameter of the wide diameter end, and the outer diameter of the wide diameter end is smaller than the inner diameter of the measured photoelectric switch 23.
In this embodiment, the stepped through hole is formed by communicating a thick-diameter hole at the bottom with a thin-diameter hole at the top, and the diameter of the thin-diameter hole is larger than the outer diameter of the thin-diameter column.
Referring to fig. 5, in the drawing, K1 represents the reset photoelectric switch 24, K2 represents the tested photoelectric switch 23, a double-pole double-throw switch is installed at the control part of the device, the relative position of the lower end surface of the threaded light-blocking measuring head 19 and the reset photoelectric switch K1 is adjusted, so that K1 is in an open state when the lower step surface of the top light-blocking measuring head 22 is in contact with the upper surface of the upper template 3, the reset switch K1 is in a conducting state when the upper surface of the top light-blocking measuring head 22 just passes through the upper surface of the tested photoelectric switch K2, and after the structure adjustment and the circuit installation are completed, the minimum stroke of the tested photoelectric switch K2 can be tested, and the test process is as follows:
when the lower step surface of the top resistance light measuring head 22 is in contact with the upper surface of the upper template 3, the dial indicator 21 is reset to zero, the double-pole double-throw switch is closed to the right as shown in fig. 5, at the moment, the tested photoelectric switch K2 is connected with the direct current motor 13 in series, the direct current motor 13 is started, the inclined slide block 17 moves horizontally to the left under the action of the transmission screw rod 11 and the fixed strip block 10, the top resistance light measuring head 22 vertically moves upwards under the action of the bearing wheel and the movable template 7, when the top resistance light measuring head 22 moves upwards to a certain value, the tested photoelectric switch K2 is disconnected, the output shaft of the direct current motor 13 stops rotating, and at the moment, the value read from the dial indicator 21 is the minimum stroke of the tested photoelectric switch K2;
after the measurement is finished, the double-pole double-throw switch is closed leftwards, at the moment, the reset switch K1 is reversely connected with the direct current motor 13 in series, the direct current motor 13 reversely moves, the movable template 7 drives the light blocking measuring head 22 and the threaded light blocking measuring head 19 to move downwards under the action of the spring 5 until the reset switch K1 is disconnected, the output shaft of the direct current motor 13 stops rotating, at the moment, the lower step surface of the light blocking measuring head 22 is in contact with the upper surface of the upper template 3, and the reset is finished.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a minimum stroke testing arrangement of photoelectric switch which characterized in that: the device comprises an upper template, a movable template and a bottom plate, wherein a step through hole is vertically arranged at the center of the upper template, a top light-blocking measuring head is inserted in the step through hole, a central through hole is arranged on the movable template, the bottom end of the top light-blocking measuring head extends and is fixed in the central through hole, the bottom plate is supported and installed on the upper template through a short strut, four countersunk through holes are also arranged on the upper template, a sliding column pin is fixedly installed in the countersunk through hole, the bottom end of the sliding column pin extends to the lower part of the movable template through a limiting through hole arranged on the movable template, a spring is sleeved on the sliding column pin between the movable template and the upper template, a middle sliding groove of the bottom plate is arranged on the bottom plate, two sliding strips which are oppositely arranged are fixedly installed on the bottom plate at the front side and the rear side of the middle sliding groove of the bottom plate, and an inclined sliding block is installed on the sliding strips in a sliding manner, a push block is installed on the right side face of the inclined sliding block, a rotating groove is formed in the push block, a conveying lead screw is installed in the rotating groove in a rotating mode through a bearing, the other end of the conveying lead screw is connected with a direct current motor, the direct current motor is installed on the sliding strip in a sliding mode through a motor fixing seat, a fixing strip block is fixedly installed on the bottom plate between the push block and the motor fixing seat, a pushing threaded hole is formed in the fixing strip block, the conveying lead screw is connected into the pushing threaded hole in a rotating mode, a reset photoelectric switch is installed on the left side of the top face of the bottom plate, a threaded light blocking measuring head is inserted above the reset photoelectric switch in a matched mode, the threaded light blocking measuring head is connected onto the movable template in a rotating mode through threads on the top portion of the threaded light blocking measuring head, a dial indicator support is installed on the bottom plate through a long support, a dial indicator is installed on the dial indicator support, and wheel lugs extend from the bottom of the movable template, the wheel lug is rotatably provided with a bearing wheel through a rolling pin shaft, and the bearing wheel is contacted with the inclined plane of the inclined sliding block.
2. The minimum stroke testing device of the photoelectric switch according to claim 1, wherein: the inclined sliding block and the motor fixing seat are respectively provided with a strip groove on the front side and the rear side, a strip convex part is arranged on the side face of the sliding strip, and the inclined sliding block and the motor fixing seat are slidably mounted on the strip convex part through the strip grooves.
3. The minimum stroke testing device of the photoelectric switch according to claim 1, wherein: the top of the upper template is further provided with a top panel, the top panel is provided with a panel sleeve hole, the panel sleeve hole is sleeved on the top light-blocking measuring head, the top panel is further provided with a measured photoelectric switch, and the top end of the top light-blocking measuring head extends into the measured photoelectric switch.
4. The minimum stroke testing device of the optoelectronic switch as claimed in claim 3, wherein: the top hinders the light measuring head by thin footpath post with install the wide footpath end at thin footpath capital portion is constituteed, the aperture of panel trepanning is greater than wide footpath end external diameter, wide footpath end external diameter is less than the internal diameter of quilt photoelectric switch.
5. The minimum stroke testing device of the optoelectronic switch as claimed in claim 4, wherein: the step through hole is formed by communicating a thick-diameter hole at the bottom with a thin-diameter hole at the top, and the aperture of the thin-diameter hole is larger than the outer diameter of the thin-diameter column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220123752.7U CN217360206U (en) | 2022-01-18 | 2022-01-18 | Minimum stroke testing arrangement of photoelectric switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220123752.7U CN217360206U (en) | 2022-01-18 | 2022-01-18 | Minimum stroke testing arrangement of photoelectric switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217360206U true CN217360206U (en) | 2022-09-02 |
Family
ID=83043418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220123752.7U Active CN217360206U (en) | 2022-01-18 | 2022-01-18 | Minimum stroke testing arrangement of photoelectric switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217360206U (en) |
-
2022
- 2022-01-18 CN CN202220123752.7U patent/CN217360206U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219266496U (en) | Turret type follow-up detection device for large-cylinder full-tab battery | |
| CN201191181Y (en) | Detection device for object thickness detection | |
| CN203550852U (en) | Measuring device for detecting blade chord length | |
| CN211012776U (en) | Intelligent quality monitoring device for bearing ring | |
| CN217360206U (en) | Minimum stroke testing arrangement of photoelectric switch | |
| CN112129258B (en) | Scratch depth measuring method | |
| CN207540465U (en) | Universal joint outer ring test device | |
| CN111175674B (en) | High-precision magnetic field measuring equipment | |
| CN112556538B (en) | Bearing channel wall thickness difference measuring instrument | |
| CN210374855U (en) | Automatic thread measuring device | |
| CN221147465U (en) | Inner depth measuring device for stainless steel cup-shaped part | |
| CN209878194U (en) | Elasticity detection device | |
| CN211876992U (en) | End surface clearance on-line measuring system | |
| CN220206711U (en) | Vertical line coordinatometer calibration device | |
| CN221055693U (en) | Aperture detection device for bearing seat processing | |
| CN111578819A (en) | Main bearing cap hole spacing detection tool | |
| CN113465912B (en) | High-precision testing device for potentiometer reed pressure test | |
| CN114739805A (en) | Packing box material plate folding pressure measuring device | |
| CN221223672U (en) | Metering instrument verification workbench | |
| CN113386061A (en) | Electric control unit pump lift air gap measuring device | |
| CN223848953U (en) | High-precision die grinding processing flatness detection equipment | |
| CN114062922A (en) | Industrial motor manufacturing automation equipment fault detection device | |
| CN221099627U (en) | Detection device | |
| CN212540615U (en) | Semiconductor test sorting machine | |
| CN222505227U (en) | Measuring device for high-voltage electrical equipment box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |