CN220304800U - Probe protection device and test bed with same - Google Patents
Probe protection device and test bed with same Download PDFInfo
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- CN220304800U CN220304800U CN202322336136.7U CN202322336136U CN220304800U CN 220304800 U CN220304800 U CN 220304800U CN 202322336136 U CN202322336136 U CN 202322336136U CN 220304800 U CN220304800 U CN 220304800U
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- 239000000523 sample Substances 0.000 title claims abstract description 79
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims abstract description 73
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 238000010304 firing Methods 0.000 claims abstract description 21
- 230000005484 gravity Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 6
- 230000001960 triggered effect Effects 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000258 photobiological effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a probe protecting device and a test bed with the probe protecting device, comprising a mounting frame and a protecting cover; the mounting frame is matched with the probe, and a fixing piece and a connecting piece are arranged on the mounting frame and are respectively used for connecting the probe with the mounting frame and the mounting frame with the test bed; the outer surface of the top plate of the mounting frame is fixedly connected with a first magnet and a micro switch; the protective cover is of a box body structure with one surface open, the protective cover is matched with the mounting frame, and the gravity center of the protective cover is positioned at the upper part of the protective cover; the inner surface of the top plate of the protective cover is fixedly connected with a second magnet which is opposite to the first magnet and is attracted with the first magnet; the side surface of the protective cover opposite to the opening is provided with a detection hole, when the probe is installed, the detection part of the probe is positioned in the protective cover, and the end part of the probe is opposite to the detection hole; the inner surface of the top plate of the protective cover is connected with a firing pin, the firing pin is arranged opposite to the micro switch, and the firing pin is lapped with the micro switch. The utility model has the advantages of simple structure, convenient installation and wide application range.
Description
Technical Field
The application relates to the technical field of protection devices, in particular to a protection device of a probe and a test bed with the same.
Background
The atmosphere lamp is a lamp decoration which can play a role in baking environment atmosphere in the interior or even the exterior of the automobile, and has the functions of lamp decoration and illumination, running safety guarantee, photo-biological effect and indication. The design and production quality control of the atmosphere lamp need to introduce optical detection equipment to provide test and data support, and the industry generally uses precision probes such as an imaging brightness meter, an imaging colorimeter and the like to test the brightness and chromaticity distribution of the atmosphere lamp. In order to ensure the accuracy and consistency of the test result, a test probe is usually installed on a three-coordinate positioning table, and automatically moves to a specified test position for detection according to coordinate values input by a tester. In the actual use process, the precise probe has the risk of collision due to personnel misoperation, mechanical faults of the three-coordinate positioning table, control faults and the like.
In the prior art, two protection schemes are mainly adopted, wherein the first scheme is to arrange a safety grating in a possible interference area, when a precision probe or other objects irrelevant to the test enter the safety grating protection area, the safety grating is triggered, and then the scram of a three-coordinate positioning table is triggered; the second scheme is that an operator sets an interference area through a control program of the three-coordinate positioning table, when the three-coordinate positioning table drives the precise probe to move to the set interference area, the three-coordinate positioning table stops moving, but when the outline dimension of a measured piece changes, the operator needs to reset the interference area of the control program of the three-coordinate positioning table, the interference area is unreasonably set, so that the risk of testing and the risk of the precise probe impacting are not tested, and if the risk of impacting is caused by the control fault of the three-coordinate positioning table, the scheme cannot be protected.
Disclosure of Invention
In order to solve at least one aspect of the above problems, the present utility model provides a probe protecting device, including a mounting frame and a protecting cover; the inner outline size of the mounting frame is equal to or larger than the outer outline size of the probe, and a fixing piece is arranged on the mounting frame and used for connecting the probe in the mounting frame; the mounting frame is provided with a connecting piece for connecting the mounting frame to the test bed; the outer surface of the top plate of the mounting frame is fixedly connected with a first magnet and a micro switch; the protective cover is of a box body structure with one surface open, the inner contour of the protective cover is matched with the outer contour of the mounting frame, and the gravity center of the protective cover is positioned at the upper part of the protective cover; the inner surface of the top plate of the protective cover is fixedly connected with a second magnet which is opposite to the first magnet and is attracted with the first magnet; the side surface of the protective cover opposite to the opening is provided with a detection hole, when the probe is installed, the detection part of the probe is positioned in the protective cover, and the end part of the probe is opposite to the detection hole; the inner surface of the top plate of the protective cover is connected with a firing pin, the firing pin is arranged opposite to the micro switch, and the firing pin is lapped with the micro switch.
Through the technical scheme, the mounting frame of the protection device is mounted on the test bed, and the probe is mounted in the mounting frame; the first magnet and the second magnet are respectively arranged on the mounting frame and the protective cover, so that the connection between the protective cover and the mounting frame and the relative movement during collision are realized; the gravity center of the protective cover is arranged at the upper part of the protective cover, so that the stability of connection between the mounting frame and the protective cover is guaranteed, and the protective cover is prevented from being twisted; through installing micro-gap switch and firing pin respectively on installing frame and protective housing to with micro-gap switch and the control unit electricity of test bench are connected, when normal operating, micro-gap switch and firing pin overlap joint, when the striking takes place, micro-gap switch and firing pin separation, micro-gap switch is triggered and is sent the signal towards the control unit, and the control unit control test bench stops the motion, realizes the protection to the probe. The probe protection device is simple in structure, convenient to install, suitable for protecting various probes, and particularly suitable for protecting probes of optical detection equipment.
Preferably, two first magnets are arranged and are respectively and fixedly connected at two ends of the outer surface of the top plate of the mounting frame, and the micro switch is arranged between the two first magnets; the second magnet is provided with two, and fixed connection is respectively at the both ends of guard shield roof internal surface, and respectively with two first magnet one-to-one, the firing pin setting is between two second magnets, helps improving the stability that the installing frame was connected with the safety cover.
Preferably, the first end of the second magnet is fixedly connected with the inner surface of the top plate of the protective cover, and the second magnet extends out of the protective cover; a connecting rod is connected between the second ends of the two second magnets, the connecting rod, the two second magnets and the top plate of the protective cover are enclosed to form a mounting opening, the micro switch is positioned in the mounting opening, and the firing pin penetrates through the connecting rod towards the direction close to the micro switch.
Preferably, the inner surface of the top plate of the protective cover is fixedly connected with a balancing weight for adjusting the gravity center of the protective cover to be positioned at the upper part of the protective cover; the quantity of balancing weight equals with the quantity of second magnet, and the balancing weight sets up with the second magnet is relative, and the bottom surface of balancing weight and the top surface fixed connection of second magnet, and the second magnet passes through the balancing weight to be connected on the internal surface of safety cover roof, adjusts the focus of safety cover through setting up the balancing weight, avoids the safety cover to take place to twist reverse at normal operating in-process, the mistake triggers micro-gap switch.
Preferably, the connecting rod is provided with a limit bolt which is perpendicular to the firing pin, the limit bolt is in threaded connection with the connecting rod and is in butt joint with the firing pin, the length of the firing pin extending out of the connecting rod is adjusted, and false triggering or triggering failure caused by machining errors is eliminated.
Preferably, the mounting frame is formed by surrounding a first half frame and a second half frame, and the first end of the first half frame is hinged with the first end of the second half frame; the second end of the first half frame and the second end of the second half frame are respectively fixedly connected with a first extension piece and a second extension piece, the first extension piece and the second extension piece are oppositely arranged, and a first bolt is connected between the first extension piece and the second extension piece.
Preferably, the inner contour dimension of the mounting frame is equal to the dimension of the outer contour of the probe, and the fixing piece is a first bolt.
Preferably, the inner outline size of the mounting frame is larger than the outer outline size of the probe, the fixing piece is a second bolt, the second bolt is opposite to the mounting hole on the probe, and the second bolt penetrates through the bottom plate or the side plate or the top plate of the mounting frame and is in threaded connection with the mounting hole.
Preferably, the connecting piece is a fixing seat, and the fixing seat is fixedly connected to a side plate of the mounting frame and used for being connected with a driving shaft of the test bed.
The application also provides a test bed with the probe protection device, which comprises a rack, a probe, a control unit and any one of the probe protection devices, wherein the mounting frame is connected to the rack through a connecting piece, and the probe is mounted on the mounting frame through a fixing piece; the micro switch is electrically connected with the control unit and is used for controlling the operation of the rack according to signals of the micro switch.
The probe protecting device and the test bed with the probe protecting device have the following beneficial effects:
the first magnet and the second magnet are connected with a matched mounting frame and a protective cover, so that a detection part of a probe to be protected is covered; the gravity center of the protective cover is adjusted by designing the balancing weight on the protective cover, so that the gravity center of the protective cover is positioned at the upper part of the protective cover, the connection stability of the mounting frame and the protective cover is guaranteed, and the protective cover is prevented from being twisted; through installing micro-gap switch and firing pin respectively on installing frame and protective housing, realize the control to the test bench operation, when the striking takes place, first magnet and second magnet take place relative movement for micro-gap switch is triggered, controls the test bench through the control unit of test bench and stops the operation, realizes the protection to the probe. The optical detection device is simple in structure, convenient to install, suitable for protecting various probes, and particularly suitable for protecting the probes of the optical detection device because the optical detection device cannot emit light beams interfering with the optical detection device and the operation area of the test bed is limited.
Drawings
For a better understanding of the above and other objects, features, advantages and functions of the present utility model, reference should be made to the embodiments illustrated in the drawings. Like reference numerals refer to like parts throughout the drawings. It will be appreciated by persons skilled in the art that the drawings are intended to schematically illustrate preferred embodiments of the utility model, and that the scope of the utility model is not limited in any way by the drawings, and that the various components are not drawn to scale.
FIG. 1 shows a schematic diagram of a probe protector according to an embodiment of the utility model;
FIG. 2 shows an exploded view of a probe head protection device according to an embodiment of the utility model;
fig. 3 shows a schematic structural diagram of a test stand with a probe protection device according to an embodiment of the utility model.
Reference numerals illustrate:
1. a probe; 11. a detection unit; 2. a protection device; 21. a mounting frame; 211. a first half frame; 2111. a first extension piece; 212. a second half frame; 2121. a second extension piece; 213. a first magnet; 214. a micro-switch; 215. a fixing seat; 22. a protective cover; 221. a detection hole; 222. a second magnet; 223. a striker; 224. a connecting rod; 225. balancing weight; 226. a mounting port; 3. a test bed; 31. a rack.
Detailed Description
Exemplary embodiments of the present disclosure are described below in conjunction with the accompanying drawings, which include various details of the embodiments of the present disclosure to facilitate understanding, and should be considered as merely exemplary. Accordingly, one of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
The term "comprising" and variations thereof as used herein means open ended, i.e., "including but not limited to. The term "or" means "and/or" unless specifically stated otherwise. The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment. The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like, may refer to different or the same object. Other explicit and implicit definitions are also possible below.
To at least partially address one or more of the above-mentioned problems, as well as other potential problems, one embodiment of the present disclosure proposes a protective device for a probe, comprising a mounting frame 21 and a protective cover 22; the inner outline size of the mounting frame 21 is equal to or larger than the outer outline size of the probe 1, and a fixing piece is arranged on the mounting frame 21 and used for connecting the probe 1 in the mounting frame 21; the mounting frame 21 is provided with a connecting piece for connecting the mounting frame 21 to the test stand 3; the first magnet 213 and the micro switch 214 are fixedly connected to the outer surface of the top plate of the mounting frame 21; the protective cover 22 is of a box structure with one surface open, the inner outline of the protective cover 22 is matched with the outer outline of the mounting frame 21, and the gravity center of the protective cover 22 is positioned at the upper part of the protective cover 22; the second magnet 222 is fixedly connected to the inner surface of the top plate of the protective cover 22, and the second magnet 222 and the first magnet 213 are oppositely arranged and mutually attracted; the side of the protective cover 22 opposite to the opening is provided with a detection hole 221, when the probe 1 is installed, the detection part 11 of the probe 1 is positioned in the protective cover 22, and the end part of the detection part is opposite to the detection hole 221; the inner surface of the top plate of the cover 22 is connected with a striker 223, the striker 223 is arranged opposite to the micro switch 214, and the striker 223 is overlapped with the micro switch 214.
Specifically, as shown in fig. 1 and 2, the mounting frame 21 is a rectangular frame structure surrounded by a first half frame 211 and a second half frame 212, the inner outline size of the mounting frame 21 is equal to or greater than the outer outline size of the probe 1, and the first end of the first half frame 211 is hinged with the first end of the second half frame 212; a first extension piece 2111 and a second extension piece 2121 are fixedly connected to the second end of the first half frame 211 and the second end of the second half frame 212 respectively, the first extension piece 2111 and the second extension piece 2121 are arranged opposite to each other, and a first bolt is connected between the first extension piece 2111 and the second extension piece 2121; in some embodiments, the inner contour dimension of the mounting frame 21 is equal to the dimension of the outer contour of the probe 1, and the fixing piece is a first bolt, so that the mounting frame 21 clamps the probe 1; in other embodiments, the inner outline size of the mounting frame 21 is larger than the outer outline size of the probe 1, the fixing piece is a second bolt, the second bolt is opposite to the mounting hole on the probe 1, and the second bolt penetrates through the bottom plate or the side plate or the top plate of the mounting frame 21 and is in threaded connection with the mounting hole; the connecting piece is optionally a third bolt, and the third bolt penetrates through the bottom plate or the side plate or the top plate of the mounting frame 21 to be in threaded connection with the test stand 3, preferably, the connecting piece is a fixing seat 215, and the fixing seat 215 is fixedly connected to the side plate of the mounting frame 21 and is used for being connected with a driving shaft of the test stand 3.
As shown in fig. 1 and 2, two first magnets 213 are provided, fixedly connected to both ends of the outer surface of the top plate of the mounting frame 21, respectively, and a micro switch 214 is provided between the two first magnets 213; the two second magnets 222 are respectively arranged at two ends of the inner surface of the top plate of the protective cover 22, the first ends of the second magnets 222 are fixedly connected with the inner surface of the top plate of the protective cover 22, the second magnets 222 extend out of the protective cover 22, and the two second magnets 222 are respectively in one-to-one correspondence with the two first magnets 213; a connecting rod 224 is connected between the second ends of the two second magnets 222, a mounting opening 226 is formed by surrounding the connecting rod 224, the two second magnets 222 and the top plate of the protective cover 22, the micro switch 214 is positioned in the mounting opening 226, a firing pin 223 is arranged between the two second magnets 222, and the firing pin 223 penetrates through the connecting rod 224 towards the direction approaching the micro switch 214; preferably, a limit bolt perpendicular to the striker 223 is provided on the connecting rod 224, and the limit bolt is screwed with the connecting rod 224 and abuts against the striker 223.
In some embodiments, a weight 225 is provided on the inner surface of the top plate of the protective cover 22 for adjusting the center of gravity of the protective cover 22 to be located at the upper portion of the protective cover 22, preferably, adjusting the center of gravity of the protective cover 22 to the upper portion of the vertical center line of the protective cover 22; the quantity of balancing weight 225 equals with the quantity of second magnet 222, in this embodiment, balancing weight 225 is provided with two, two balancing weight 225 and two second magnet 222 one-to-one, balancing weight 225 and the relative setting of second magnet 222, balancing weight 225's bottom surface and the top surface fixed connection of second magnet 222, second magnet 222 passes through balancing weight 225 to be connected on the internal surface of guard 22 roof, the first end of balancing weight 225 top surface and the internal surface fixed connection of guard 22 roof, balancing weight 225 extends guard 22, connecting rod 224 fixed connection is at the second end of two balancing weight 225.
The application also provides a test bed with a probe protection device, as shown in fig. 3, comprising a rack 31, a probe 1, a control unit and the protection device of any one of the probes, wherein the mounting frame 21 is connected to the rack 31 through a connecting piece, and the probe 1 is mounted on the mounting frame 21 through a fixing piece; the micro switch 214 is electrically connected to the control unit, and is used for controlling the operation of the stand 31 according to the signal of the micro switch 214.
Preferably, the connecting piece on the protection device 2 is a fixed seat 215, a driving shaft is rotationally connected on the stand 31, one end of the driving shaft is fixedly connected with the fixed seat 215, the other end of the driving shaft is connected with a motor, the motor is fixedly connected with the stand 31, an output shaft of the motor is coaxially fixedly connected with the driving shaft, and the motor is electrically connected with the control unit.
The foregoing description of the embodiments of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvement in the marketplace, or to enable others of ordinary skill in the art to understand the disclosure.
Claims (10)
1. A protective device for a probe, characterized by: comprises a mounting frame (21) and a protective cover (22);
the inner outline size of the mounting frame (21) is equal to or larger than the outer outline size of the probe (1), and a fixing piece is arranged on the mounting frame (21) and used for connecting the probe (1) in the mounting frame (21); the mounting frame (21) is provided with a connecting piece for connecting the mounting frame (21) to the test bed (3); the outer surface of the top plate of the mounting frame (21) is fixedly connected with a first magnet (213) and a micro switch (214);
the protective cover (22) is of a box body structure with one surface open, the inner outline of the protective cover (22) is matched with the outer outline of the mounting frame (21), and the gravity center of the protective cover (22) is positioned at the upper part of the protective cover (22); the inner surface of the top plate of the protective cover (22) is fixedly connected with a second magnet (222), and the second magnet (222) and the first magnet (213) are oppositely arranged and mutually attracted; a detection hole (221) is formed in the side surface, opposite to the opening, of the protective cover (22), and when the probe (1) is installed, the detection part (11) of the probe (1) is positioned in the protective cover (22), and the end part of the detection part is opposite to the detection hole (221); a striker (223) is connected to the inner surface of the top plate of the protective cover (22), the striker (223) is arranged opposite to the micro switch (214), and the striker (223) is overlapped with the micro switch (214).
2. A probe protection device according to claim 1, characterized in that: the two first magnets (213) are respectively and fixedly connected to two ends of the outer surface of the top plate of the mounting frame (21), and the micro switch (214) is arranged between the two first magnets (213); the two second magnets (222) are respectively fixedly connected with two ends of the inner surface of the top plate of the protective cover (22), and correspond to the two first magnets (213) one by one, and the firing pin (223) is arranged between the two second magnets (222).
3. A probe protection device according to claim 2, characterized in that: the first end of the second magnet (222) is fixedly connected with the inner surface of the top plate of the protective cover (22), and the second magnet (222) extends out of the protective cover (22); a connecting rod (224) is connected between the second ends of the two second magnets (222), a mounting opening (226) is formed by surrounding the connecting rod (224), the two second magnets (222) and the top plate of the protective cover (22), the microswitch (214) is positioned in the mounting opening (226), and the firing pin (223) penetrates through the connecting rod (224) towards the direction close to the microswitch (214).
4. A probe protection device according to any one of claims 1 to 3, characterized in that: the inner surface of the top plate of the protective cover (22) is fixedly connected with a balancing weight (225) for adjusting the gravity center of the protective cover (22) to be positioned at the upper part of the protective cover (22); the quantity of balancing weights (225) is equal with the quantity of second magnet (222), balancing weights (225) and second magnet (222) set up relatively, the bottom surface of balancing weights (225) and the top surface fixed connection of second magnet (222), and second magnet (222) are connected on the internal surface of guard shield (22) roof through balancing weights (225).
5. A probe protection device according to claim 3, wherein: and the connecting rod (224) is provided with a limit bolt perpendicular to the firing pin (223), and the limit bolt is in threaded connection with the connecting rod (224) and is abutted against the firing pin (223).
6. A probe protection device according to claim 1, characterized in that: the mounting frame (21) is formed by encircling a first half frame (211) and a second half frame (212), and the first end of the first half frame (211) is hinged with the first end of the second half frame (212); the second end of the first half frame (211) and the second end of the second half frame (212) are respectively fixedly connected with a first extension sheet (2111) and a second extension sheet (2121), the first extension sheet (2111) and the second extension sheet (2121) are oppositely arranged, and a first bolt is connected between the first extension sheet (2111) and the second extension sheet (2121).
7. A probe protection device according to claim 6, wherein: the inner outline size of the mounting frame (21) is equal to the outer outline size of the probe (1), and the fixing piece is a first bolt.
8. A probe protection device according to claim 1, characterized in that: the inner outline size of the mounting frame (21) is larger than the outer outline size of the probe (1), the fixing piece is a second bolt, the second bolt is arranged opposite to the mounting hole on the probe (1), and the second bolt penetrates through the bottom plate or the side plate or the top plate of the mounting frame (21) and is used for being in threaded connection with the mounting hole.
9. A probe protection device according to claim 1, characterized in that: the connecting piece is a fixed seat (215), and the fixed seat (215) is fixedly connected to a side plate of the mounting frame (21) and is used for being connected with a driving shaft of the test bed (3).
10. Test bench with probe protection device, its characterized in that: the probe protection device comprises a rack (31), a probe (1), a control unit and the probe protection device according to any one of claims 1 to 9, wherein the mounting frame (21) is connected to the rack (31) through a connecting piece, and the probe (1) is mounted on the mounting frame (21) through a fixing piece; the micro switch (214) is electrically connected with the control unit and is used for controlling the operation of the rack (31) according to the signals of the micro switch (214).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322336136.7U CN220304800U (en) | 2023-08-30 | 2023-08-30 | Probe protection device and test bed with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322336136.7U CN220304800U (en) | 2023-08-30 | 2023-08-30 | Probe protection device and test bed with same |
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| Publication Number | Publication Date |
|---|---|
| CN220304800U true CN220304800U (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322336136.7U Active CN220304800U (en) | 2023-08-30 | 2023-08-30 | Probe protection device and test bed with same |
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| CN (1) | CN220304800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782542A (en) * | 2024-02-26 | 2024-03-29 | 杭州英诺维科技有限公司 | Optical performance test platform |
-
2023
- 2023-08-30 CN CN202322336136.7U patent/CN220304800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782542A (en) * | 2024-02-26 | 2024-03-29 | 杭州英诺维科技有限公司 | Optical performance test platform |
| CN117782542B (en) * | 2024-02-26 | 2024-05-10 | 杭州英诺维科技有限公司 | Optical performance test platform |
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