CN212207694U - Snap ring detection device - Google Patents
Snap ring detection device Download PDFInfo
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- CN212207694U CN212207694U CN202020978048.0U CN202020978048U CN212207694U CN 212207694 U CN212207694 U CN 212207694U CN 202020978048 U CN202020978048 U CN 202020978048U CN 212207694 U CN212207694 U CN 212207694U
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Abstract
The utility model discloses a clamp ring detection device, which comprises a lifting lug, a handle and a central guide sleeve, wherein the bottom of the central guide sleeve is sequentially sleeved with a sensor positioning block, a detection claw and a centering block; the sensor positioning block is of an upper layer structure and a lower layer structure, a plurality of induction sensors are arranged on the upper layer positioning block in the axial direction around the central guide sleeve, a plurality of guide posts are arranged on the lower layer positioning block in a manner of matching with induction ends of the plurality of induction sensors, a plurality of through holes for the first ends of the guide posts to pass through are formed in the lower layer positioning block, a plurality of detection holes for the second ends of the guide posts to pass through are formed in the centering block, the first ends of the guide posts pass through the through holes, and the second ends of the guide posts pass through the detection holes; the body part of the guide post close to the second end is provided with a clamping block, and the guide post is further sleeved with a return spring. The utility model discloses can solve the unstable problem of current detection device testing result.
Description
Technical Field
The utility model relates to a check out test set technical field especially relates to a snap ring detection device.
Background
At present, after the snap ring is assembled, whether the snap ring is neglected to be assembled or not needs to be detected, and whether the snap ring is installed in place or not needs to be confirmed. The snap ring detects through the gas detection mode, and detection device is inside to have an inclosed cavity, and the cavity passes through the pipeline and links to each other with the atmospheric pressure detector, and hand power compresses tightly the snap ring during the detection, and the volume of cavity can reduce at this in-process, and inside gaseous total amount is unchangeable to make cavity internal pressure increase, the sensor detects the cavity pressure variation value and confirms that the snap ring does not neglected to adorn and install and target in place.
The devices currently in use often present several situations: the detection device is designed to judge the state of the clamping ring by pressure difference, so that the requirement on the pressure stability of an air source is high; the thickness of the clamping ring is 1.45mm, the displacement difference between the in-place installation and the non-in-place installation is 0.4mm-1mm, and due to the structure of the detection device, the pressure difference is very small and difficult to identify; the detection device is designed in such a way that the pressure can change when the inner cavity is compressed, and when the inner cavity is compressed to other non-snap ring parts, the pressure difference can be within a qualified range, so that misjudgment is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a snap ring detection device to solve the unstable problem of current detection device testing result.
The clamp ring detection device comprises a lifting lug, a handle and a central guide sleeve, wherein two ends of the handle are respectively in threaded connection with the lifting lug and the central guide sleeve, and a sensor positioning block, a detection claw and centering are sequentially sleeved at the bottom of the central guide sleeve;
the sensor positioning block is of an upper layer structure and a lower layer structure, a plurality of induction sensors are arranged on the upper layer positioning block in the axial direction around the central guide sleeve, a corresponding number of guide posts are arranged on the lower layer positioning block in cooperation with induction ends of the induction sensors, a plurality of through holes for the first ends of the guide posts to pass through are formed in the lower layer positioning block, a plurality of detection holes for the second ends of the guide posts to pass through are formed in the centering block, the first ends of the guide posts pass through the sensor positioning block through the through holes, the first ends of the guide posts face the induction ends of the induction sensors, and the second ends of the guide posts pass through the detection holes and face a workpiece to be detected; a fixture block used for preventing the fixture block from falling off the detection hole is arranged on the body part of the guide post close to the second end, a return spring is sleeved on the guide post, one end of the return spring is connected with the bottom of the lower-layer positioning block, and the other end of the return spring is connected with the top of the fixture block; in a normal state, the guide post is vertically dropped on the centering through the clamping block, the return spring is in a free state, and meanwhile, the second end of the guide post extends out of the detection hole.
According to the utility model provides a snap ring detection device, four jack catch cards through the detection claw are gone into and are waited four breach trench of detecting the snap ring and put, hold the handle and push down, make the centering paste the upper surface of tight work piece, the guide post that stretches out the inspection hole this moment is upwards extruded by the work piece, make guide post rebound, thereby the induction system's of upper end response end can sense the guide post and be close, and only when the snap ring assembles when targetting in place, the centering just can tightly paste the work piece surface, thereby a plurality of guide posts just can be simultaneously by the extrusion upward movement, when a plurality of induction system sense the guide post simultaneously and are close promptly, prove that the snap ring assembles to target in place, above-mentioned detection mode is stable, high efficiency, the displacement difference is little and be difficult to inspect when having avoided traditional detection mode to install to target in place and not installing.
In addition, according to the utility model provides a snap ring detection device can also have following additional technical characterstic:
furthermore, the shell of the induction sensor is provided with threads, and the induction sensor is respectively screwed with fixing nuts at the upper and lower sides of the sensor positioning block at the upper layer.
Furthermore, the centering is of a disc-shaped structure, guide grooves are formed in the outer edge of the centering and matched with the four clamping jaws of the detection claw, and the four clamping jaws of the detection claw can be clamped in the four guide grooves respectively.
Further, the four claw bottoms are flush with the centering bottom.
Furthermore, the upper end of the central guide sleeve is fixedly provided with a mounting bracket, the bottom of the mounting bracket is fixedly provided with an inductive sensor, and the top of the detection claw is matched with the inductive sensor to be provided with an induction block; when the handle is pressed down, the detection claw moves upwards relatively, and the sensing block at the top of the detection claw enters the sensing range of the inductive sensor.
Furthermore, the top of the induction block is connected with one end of the compression spring, and the other end of the compression spring is connected to the mounting bracket.
Furthermore, the centering device is provided with a positioning hole for inserting the positioning pin.
Furthermore, the detection claw comprises a sleeve and four claws, the four claws are respectively fixed at the outer edge of the bottom of the sleeve, and the sleeve is used for being sleeved on the central guide sleeve and is in clearance fit with the central guide sleeve.
Further, the detection hole is in clearance fit with the guide post.
Furthermore, the inductive sensor is a cylindrical inductive sensor, and the inductive sensor is a square inductive sensor.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a snap ring detection device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a centering structure;
fig. 3 is a schematic structural view of the detection claw.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, an embodiment of the present invention provides a snap ring detection device, including a lifting lug 10, a handle 20 and a central guide sleeve 30, both ends of the handle 20 are respectively connected to the lifting lug 10 and the central guide sleeve 30 through threads, a sensor positioning block 31, a detection claw 40 and a centering 50 are sequentially sleeved at the bottom of the central guide sleeve 30, the sensor positioning block 31 is fixed on the central guide sleeve 30, the detection claw 40 is in clearance fit with the central guide sleeve 30, when detecting, the handle 20 is held by a hand and pressed down, so that the handle 20 drives the central guide sleeve 30 to move down, and thus the detection claw 40 moves up relative to the central guide sleeve 30.
The sensor positioning block 31 is of a structure with an upper layer and a lower layer, a plurality of induction sensors 60 are arranged on the upper layer positioning block 311 in the axial direction around the central guide sleeve 30, the induction ends of the induction sensors 60 are arranged downwards, the lower layer positioning block 312 is provided with guide posts 61 in a corresponding number in cooperation with the induction ends of the induction sensors 60, and the guide posts 61 are located outside the induction range of the induction sensors 60 in an initial state. In this embodiment, the number of the induction sensors 60 is four, four induction sensors 60 are all arranged on the upper-layer positioning block, and correspondingly, the number of the guide columns is also four.
Alternatively, the inductive sensor 60 is a cylindrical inductive sensor.
The lower positioning block 312 is provided with four through holes through which the first end of the guide post 61 can pass, the centering device 50 is provided with four detection holes 51 through which the second end of the guide post can pass, the first end of the guide post 61 passes through the sensor positioning block 31 through the through holes and faces the sensing end of the sensing sensor 60, the second end of the guide post 61 passes through the detection holes 51 and faces the workpiece to be detected, and the detection holes 51 are in clearance fit with the guide post 61; a fixture block 611 used for preventing the fixture block from falling off from the detection hole is arranged on the body part of the guide post 61 close to the second end, a return spring 612 is further sleeved on the guide post 61, one end of the return spring 612 is connected with the bottom of the lower-layer positioning block 312, and the other end of the return spring 612 is connected with the top of the fixture block 611; in a normal state, the guide post 61 is dropped on the centering device 50 through the latch 611, the return spring 612 is in an original length state, the first end of the guide post 61 is located outside the sensing range of the sensing sensor 60, and the second end of the guide post 61 extends out of the detection hole 51.
Specifically, the shell of the inductive sensor 60 is provided with threads, and the inductive sensor 60 is respectively screwed with fixing nuts 62 at the upper and lower sides of the sensor positioning block 31 at the upper layer. During installation, a fixing nut 62 is firstly screwed on the inductive sensor 60, then the inductive sensor 60 is inserted into the upper positioning block 311, and then another fixing nut 62 is screwed on the inductive sensor 60, so that the two fixing nuts 62 are respectively positioned at the upper side and the lower side of the upper positioning block 311, and the vertical displacement of the inductive sensor 60 can be adjusted by adjusting the two fixing nuts 62.
Referring to fig. 2, specifically, the centering device 50 is a disc-shaped structure, the outer edge of the centering device 50 is provided with guide grooves 52 in cooperation with the four claws 41 of the detection claw 40, and the four claws 41 of the detection claw 40 can be respectively clamped in the four guide grooves 52. When mounted, the centering 50 is provided with a guide groove 52, so that the problem of interference between the jaws 41 and the centering 50 is avoided.
Specifically, the centering device 50 is provided with a positioning hole 53 into which a positioning pin can be inserted, the positioning pin can be inserted through the positioning hole 53 during detection, and the positioning pin passes through the positioning hole 53 and is inserted into the workpiece, so that the position of the detection device during measurement is correct.
Referring to fig. 3, specifically, the detection claw 40 includes a sleeve 42 and four claws 41, the four claws 41 are respectively fixed at the outer edge of the bottom of the sleeve 42, and the sleeve 42 is used for being sleeved on the central guide sleeve 30 and being in clearance fit with the central guide sleeve 30.
Specifically, the bottoms of the four clamping jaws 41 are flush with the bottom of the centering 50, so that the centering 50 is tightly attached to the surface of the workpiece during detection, and at the moment, the four clamping jaws 41 just clamp the positions of the four notch grooves of the snap ring.
Referring to fig. 1, specifically, the upper end of the central guide sleeve 30 is fixedly provided with a mounting bracket 32, the bottom of the mounting bracket 32 is fixedly provided with an inductive sensor 70, and the top of the detection claw 40 is provided with an induction block 71 in cooperation with the inductive sensor 70; in an initial state, the sensing block 71 is located outside the sensing range of the inductive sensor 70, when the detection is started, the centering 50 is tightly attached to the workpiece, the claw 41 clamps the positions of the four notch grooves of the clamping ring, the handle 20 is pressed downwards, the handle 20 drives the center guide sleeve 30 to be pressed downwards, so that the detection claw 40 in clearance fit moves upwards relative to the center guide sleeve 30, the sensing block 71 at the top of the detection claw 40 enters the sensing range of the inductive sensor 70, and the clamping ring is not neglected to be installed. When the neglected loading occurs, the latch 41 does not contact the notch groove, and when the handle 20 is pressed down, the latch 41 is not supported and cannot move upward relative to the central guide sleeve 30, and the inductive sensor 70 cannot sense the sensing block 71.
Optionally, the inductive sensor 70 is a square inductive sensor
Specifically, one end of a compression spring 72 is connected to the top of the sensing block 71, and the other end of the compression spring 72 is connected to the mounting bracket 32. When the detection is finished, the compressed compression spring 72 can push the sensing block 71 downwards, so that the sensing block 71 and the detection claw 40 return to the original positions.
When the centering device is used, a worker places the centering 50 tightly close to a workpiece to be measured, and inserts the guide pin into the positioning hole 53, at the moment, the four clamping jaws 41 of the detection claw 40 are just at the positions of the four notch grooves of the clamping ring, the handle 20 is held by a hand to be pressed downwards, the guide post 61 extending out of the detection hole 51 is pressed upwards by the workpiece, so that the guide post 61 moves upwards, the sensing end of the sensing sensor 60 at the upper end can sense that the guide post 61 is close to the clamping ring, only when the clamping ring is assembled in place, the centering 50 can be tightly attached to the surface of the workpiece, and then the four guide posts 61 can be pressed upwards at the same time, namely when the four sensing sensors 60 sense that the guide posts 61 are close to each other, the; meanwhile, the detection claw 40 is clamped in the notch groove, at this time, the handle 20 drives the central guide sleeve 30 to move downwards relative to the detection claw 40, namely, the induction block 71 on the detection claw 40 moves upwards relative to the central guide sleeve 30 to enter the induction range of the inductive sensor 70, at this time, the inductive sensor 70 detects the induction block 71, namely, the clamping ring is detected not to be neglected to be installed. The detection mode is stable and efficient, and the problem that the traditional detection mode is small in displacement difference when being installed in place and not installed in place and difficult to detect, and the test result is unstable is solved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The clamp ring detection device comprises a lifting lug, a handle and a central guide sleeve, wherein two ends of the handle are respectively in threaded connection with the lifting lug and the central guide sleeve;
the sensor positioning block comprises an upper positioning block and a lower positioning block, a plurality of induction sensors are arranged on the upper positioning block in the axial direction around the central guide sleeve, a corresponding number of guide posts are arranged on the lower positioning block in a manner of matching with induction ends of the induction sensors, a plurality of through holes for allowing first ends of the guide posts to pass through are formed in the lower positioning block, a plurality of detection holes for allowing second ends of the guide posts to pass through are formed in the centering block, the first ends of the guide posts pass through the sensor positioning block through the through holes, the first ends of the guide posts face the induction ends of the induction sensors, and the second ends of the guide posts pass through the detection holes and face a workpiece to be detected; a fixture block used for preventing the fixture block from falling off the detection hole is arranged on the body part of the guide post close to the second end, a return spring is sleeved on the guide post, one end of the return spring is connected with the bottom of the lower-layer positioning block, and the other end of the return spring is connected with the top of the fixture block; in a normal state, the guide post is vertically dropped on the centering through the clamping block, the return spring is in a free state, and meanwhile, the second end of the guide post extends out of the detection hole.
2. A snap ring detection device according to claim 1, wherein the induction sensor housing is provided with a screw thread, and the induction sensor is formed by screwing a fixing nut to the upper and lower sides of the sensor positioning block of the upper layer.
3. A snap ring detection device as claimed in claim 1, wherein the centering is a disk-shaped structure, and the outer edge of the centering is provided with guide grooves for engaging with the four jaws of the detection claw, and the four jaws of the detection claw can be respectively clamped in the four guide grooves.
4. A snap ring detector as claimed in claim 3, wherein four of the jaw bottoms are flush with the centering bottom.
5. The snap ring detection device according to claim 1, wherein a mounting bracket is fixedly arranged at an upper end of the central guide sleeve, an inductive sensor is fixedly arranged at a bottom of the mounting bracket, and an induction block is arranged at a top of the detection claw in cooperation with the inductive sensor; when the handle is pressed down, the detection claw moves upwards relatively, and the sensing block at the top of the detection claw enters the sensing range of the inductive sensor.
6. A snap ring detection device as claimed in claim 5, wherein the top of the sensing block is connected to one end of a compression spring, the other end of the compression spring being connected to the mounting bracket.
7. A snap ring detection apparatus as claimed in claim 1, wherein the centering has a positioning hole into which a positioning pin is inserted.
8. A snap ring detection device as claimed in claim 1, wherein the detection claw comprises a sleeve and four claws, the four claws are respectively fixed at the outer edge of the bottom of the sleeve, and the sleeve is configured to be sleeved on the central guide sleeve and to be in clearance fit with the central guide sleeve.
9. A snap ring sensing device as defined in claim 1, wherein the sensing hole is a clearance fit with the guide post.
10. A snap ring detection device as claimed in claim 5, wherein the inductive sensor is a cylindrical inductive sensor and the inductive sensor is a square inductive sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020978048.0U CN212207694U (en) | 2020-06-01 | 2020-06-01 | Snap ring detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020978048.0U CN212207694U (en) | 2020-06-01 | 2020-06-01 | Snap ring detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212207694U true CN212207694U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020978048.0U Active CN212207694U (en) | 2020-06-01 | 2020-06-01 | Snap ring detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212207694U (en) |
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2020
- 2020-06-01 CN CN202020978048.0U patent/CN212207694U/en active Active
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 169, Meilin street, economic and Technological Development Zone, Nanchang City, Jiangxi Province Patentee after: Magna powertrain (Jiangxi) Co.,Ltd. Address before: No. 169, Meilin street, economic and Technological Development Zone, Nanchang City, Jiangxi Province Patentee before: GETRAG (JIANGXI) TRANSMISSION Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |