CN217155840U - Check ring detection device with cross-byte structure - Google Patents
Check ring detection device with cross-byte structure Download PDFInfo
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- CN217155840U CN217155840U CN202122827762.7U CN202122827762U CN217155840U CN 217155840 U CN217155840 U CN 217155840U CN 202122827762 U CN202122827762 U CN 202122827762U CN 217155840 U CN217155840 U CN 217155840U
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- telescopic
- main shaft
- positioning
- rotary driving
- retaining ring
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Abstract
The utility model provides a retaining ring detection device of cross section structure, include: the positioning sleeve comprises a positioning seat, a sleeve side wall and a positioning head fixed on the sleeve side wall, and a bearing is arranged on the positioning seat; the rotary driving mechanism comprises a rotary driving motor and a rotary driving shaft in transmission connection with the rotary driving motor; one end of the main shaft is arranged in the positioning head, the other end of the main shaft is connected with the rotary driving shaft, a telescopic elastic piece is sleeved on the rotary driving shaft, one end of the telescopic elastic piece is abutted against the positioning seat, and the other end of the telescopic elastic piece is abutted against or fixed on the end face of the main shaft; the contact type measuring head is arranged at one end of the main shaft close to the positioning head; the utility model discloses a retaining ring detection device of cross section structure detects retaining ring opening size through the contact gauge head of setting for the width, and then judges whether the retaining ring imbeds the retaining ring groove, and it is not high to solve artifical detection efficiency among the prior art, and has the problem of lou examining the false retrieval.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field especially relates to a retaining ring detection device of cross section structure.
Background
The transmission shaft is an important part on an automobile chassis, wherein the cross joint structure is a classic structure of the automobile transmission shaft. The cross joint is a universal joint, is a part for realizing variable-angle power transmission, is used for changing the position of the direction of a transmission axis, and is a joint part of a universal transmission device of an automobile driving system. The cross joint structure is formed by assembling and combining the bearing, the retainer ring and the cross shaft. How to ensure and detect the correct assembly of these parts is an important part of the drive shaft assembly process.
For check of the check ring in the cross-byte structure, in the prior art, whether the check ring is positioned in the check ring groove is mainly judged by an operator visually, but the method seriously wastes manpower and has low efficiency, and certain missing detection and false detection risks exist in manual check.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the to-be-solved technical problem of the utility model lies in providing a retaining ring detection device of cross section structure, and it is not high to solve artifical detection efficiency among the prior art, and has the problem of missed measure false retrieval.
In order to solve the technical problem, the utility model provides a retaining ring detection device of cross section structure, wherein the cross section structure is formed by bearing, retaining ring and cross axle assembly, the cross axle includes the earhole of holding bearing, is provided with the retaining ring groove of holding retaining ring in the earhole, the retaining ring detection device of cross section structure includes:
the positioning sleeve comprises a positioning seat, a sleeve side wall and a positioning head fixed on the sleeve side wall, wherein a bearing is arranged on the positioning seat, and the inner diameter of the positioning head is consistent with that of the ear hole;
the rotary driving mechanism comprises a rotary driving motor and a rotary driving shaft in transmission connection with the rotary driving motor, and the rotary driving shaft penetrates through the bearing and is arranged in the positioning sleeve;
one end of the main shaft is arranged in the positioning head, the other end of the main shaft is connected with the rotary driving shaft, a telescopic elastic piece is sleeved on the rotary driving shaft, one end of the telescopic elastic piece is abutted against the positioning seat, the other end of the telescopic elastic piece is abutted against or fixed on the end face of the main shaft, and the telescopic elastic piece applies a driving force to the main shaft to move towards the direction of the positioning head;
the contact type measuring head is arranged at one end of the main shaft close to the positioning head;
and the controller is connected with the rotary driving motor.
Preferably, the middle part of the main shaft is further fixed with a limiting turntable, the limiting turntable is in mutual sliding contact with the side wall of the sleeve, and the limiting turntable further fixes and supports the main shaft, so that the structure is more stable.
Preferably, the retaining ring detection device of ten byte structure still includes displacement sensor for detect the displacement sensor of main shaft displacement volume, just displacement sensor links to each other with the controller, and displacement sensor makes the utility model discloses can acquire more accurate contact gauge head displacement data.
Preferably, the check ring detection device of ten byte structure still includes slip track and flexible actuating mechanism, the position sleeve slides and sets up on the slip track, and links to each other with flexible actuating mechanism, flexible actuating mechanism links to each other with the controller electrical property, so can be more convenient adjustment positioning head and the relative position of earhole.
Preferably, flexible actuating mechanism includes flexible driving motor, the telescopic link that links to each other with flexible driving motor and the actuating lever that links to each other with the telescopic link, the actuating lever links to each other with flexible actuating mechanism and adopts flexible driving motor as flexible actuating mechanism's power, controls more nimble.
Preferably, the telescopic elastic part is a pressure spring, the pressure spring is used as the telescopic elastic part, and the structure is simple and the assembly and disassembly are convenient.
As described above, the utility model discloses a retaining ring detection device of cross section structure has following beneficial effect: the check ring detection device with the cross-shaped structure utilizes the size difference of the opening of the check ring caused by whether the check ring is embedded into the groove of the check ring, namely when the check ring is embedded into the groove of the check ring, the check ring normally extends, and the opening of the check ring is in a normal state at the moment; when the retainer ring is not embedded into the retainer ring groove, the retainer ring cannot normally extend, and the opening of the retainer ring is in a reduced state under the obstruction of the inner side wall of the ear hole; the width of the contact type measuring head is controlled between a normal state and a reduced state of the size of the opening of the check ring; the utility model aligns the positioning head of the positioning sleeve with the ear hole of the cross shaft, the contact measuring head is pressed against the check ring to be detected, the depth of the ear hole of the check ring is detected by the contact measuring head with fixed width, concretely, the controller controls the rotary driving motor to drive the main shaft to rotate, and further drives the contact measuring head to rotate for a circle on the upper surface of the check ring, when the check ring is embedded into the check ring groove, the opening of the check ring is in normal size, the width of the contact measuring head is smaller than the opening size at the time, the contact measuring head can sink to between the openings of the check ring, namely, the contact measuring head can detect the detection depth change at the opening of the check ring after rotating for a circle, when the check ring is not embedded into the check ring groove, the opening of the check ring is in a reduction state at the time, the width of the contact measuring head is larger than the opening size at the time, and the measuring head can not sink to between the openings of the check ring, namely, the contact type measuring head cannot detect the detection depth change at the opening of the retainer ring after rotating for a circle, and whether the retainer ring is embedded into the retainer ring groove is judged by utilizing whether the contact type measuring head can detect the detection depth change or not; the utility model discloses a retaining ring detection device of cross section structure detects retaining ring opening size through the contact gauge head that sets for the width, and then judges whether the retaining ring imbeds the retaining ring groove, and it is not high to solve artifical detection efficiency among the prior art, and has the problem of missed measure false retrieval.
Drawings
Fig. 1 is a schematic view of a check ring detection device with a cross-shaped structure according to the present invention;
FIG. 2 is a schematic view of a spider detected by the check ring detecting device of the cross-shaped structure of the present invention;
fig. 3 is a schematic view of the check ring detected by the check ring detecting device of the cross-shaped structure according to the present invention;
fig. 4 is a schematic view of the check ring detection device with a cross-shaped structure according to the present invention when the check ring is not inserted into the check ring groove;
fig. 5 is a schematic view of the check ring detection device with a cross-shaped structure according to the present invention when the check ring is embedded into the check ring groove.
Description of the element reference numerals
1 Cross axle
11 ear hole
12 retainer ring groove
2 retainer ring
3 positioning sleeve
31 positioning seat
32 sleeve side wall
33 positioning head
4 rotary driving mechanism
41 Rotary drive Motor
42 rotary drive shaft
43 Telescopic elastic piece
5 Main shaft
51 contact type measuring head
52 limiting rotary disc
6 displacement sensor
7 sliding rail
8 telescopic driving mechanism
81 telescopic driving motor
82 telescopic rod
83 drive rod
9 Displacement guide rod
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in the figure, the utility model provides a retaining ring detection device of cross section structure, wherein the cross section structure is formed by bearing, retaining ring 2 and the assembly of cross axle 1, cross axle 1 includes the earhole 11 of holding bearing, is provided with the retaining ring groove 12 of holding retaining ring 2 in the earhole 11, the retaining ring detection device of cross section structure includes:
the positioning sleeve 3 comprises a positioning seat 31, a sleeve side wall 32 and a positioning head 33 fixed on the sleeve side wall 32, wherein a bearing is arranged on the positioning seat 31, and the inner diameter of the positioning head 33 is consistent with that of the ear hole 11;
the rotary driving mechanism 4 comprises a rotary driving motor 41 and a rotary driving shaft 42 in transmission connection with the rotary driving motor 41, and the rotary driving shaft 42 is arranged in the positioning sleeve 3 through the bearing;
the main shaft 5, one end of the main shaft 5 is arranged in the positioning head 33, the other end of the main shaft is connected with the rotation driving shaft 42, a telescopic elastic member 43 is sleeved on the rotation driving shaft 42, one end of the telescopic elastic member 43 is abutted against the positioning seat 31, the other end of the telescopic elastic member 43 is abutted against or fixed on the end face of the main shaft 5, and the telescopic elastic member 43 applies a driving force to the main shaft 5 to move towards the direction of the positioning head 33;
the contact measuring head 51 is arranged at one end, close to the positioning head 33, of the main shaft 5;
a controller connected to the rotary drive motor 41.
In the check ring detection device with the cross-shaped structure, the check ring 2 to be detected is shown in fig. 3, and the size difference of the opening of the check ring 2 caused by whether the check ring 2 is embedded into the check ring groove 12 is utilized, namely, when the check ring 2 is embedded into the check ring groove 12, the check ring 2 is normally extended, and at the moment, the opening of the check ring 2 is in a normal state, as shown in fig. 4; when the retainer ring 2 is not embedded in the retainer ring groove 12, the retainer ring 2 cannot be normally extended, and the opening of the retainer ring 2 is in a reduced state under the obstruction of the inner side wall of the ear hole 11, as shown in fig. 5; and the width of the contact probe 51 is controlled between a normal state and a reduced state of the opening size of the retainer ring 2; the utility model aligns the positioning head 33 of the positioning sleeve 3 with the ear hole 11 of the cross shaft 1, the contact measuring head 51 is pressed against the retainer ring 2 to be detected, the depth of the ear hole 11 of the retainer ring 2 is detected by the contact measuring head 51 with fixed width, specifically, the controller controls the rotary driving motor 41 to drive the main shaft 5 to rotate, and further drive the contact measuring head 51 to rotate for a circle on the upper surface of the retainer ring 2, when the retainer ring 2 is embedded into the retainer ring groove 12, as shown in figure 4, the opening of the retainer ring 2 is in normal size at the moment, the width of the contact measuring head 51 is smaller than the opening size at the moment, the contact measuring head 51 can sink between the openings of the retainer ring 2, namely, the contact measuring head 51 can detect the detection depth change at the opening of the retainer ring 2 after a circle of rotation, and when the retainer ring 2 is not embedded into the retainer ring groove 12, as shown in figure 5, the opening of the retainer ring 2 is in a reduced state at the moment, the width of the contact measuring head 51 is larger than the opening size at this time, the contact measuring head 51 cannot sink between the openings of the retainer ring 2, that is, the contact measuring head 51 cannot detect the detection depth change at the opening of the retainer ring 2 after rotating for one circle, and whether the retainer ring 2 is embedded into the retainer ring groove 12 is judged by using whether the contact measuring head 51 can detect the detection depth change.
More specifically, the diameter d of the collar 2 1 The diameter of the ear hole 11 is d 2 Initial opening width W max The variation of the opening is represented by the formula Δ W ═ C 1 -C 2 ＝πd 1 -πd 2 Can be obtained according to the formula W min ＝W max Aw, then the width of the contact probe 51 can be set to a value in the range W min ～W max 。
Further, in the present embodiment, the diameter of the retainer ring 2 is d 1 33.23mm, the diameter of the ear hole 11 is d 2 32mm, initial opening width W max Substitute the formula Δ W ═ C into 9.2 1 -C 2 ＝πd 1 -πd 2 And W min ＝W max And Δ W, the width value range of the contact measuring head 51 is 5.3-9.2 mm.
Further, when the contact probe 51 sinks to between the openings of the retainer ring 2, the contact probe 51 detects that the change of the detection depth is the width of the retainer ring 2.
In this embodiment, as shown in fig. 1, a limiting turntable 52 is further fixed in the middle of the spindle 5, the limiting turntable 52 is in sliding contact with the sleeve sidewall 32, and the limiting turntable 52 further fixes and supports the spindle 5, so that the structure is more stable.
In this embodiment, as shown in fig. 1, the retaining ring detection device of the cross-section structure further includes displacement sensor 6 for detect displacement sensor 6 of the displacement of main shaft 5, and displacement sensor 6 links to each other with the controller, and displacement sensor 6 makes the utility model discloses can acquire more accurate contact gauge head 51 displacement data, it is further, in this embodiment, the retaining ring detection device of the cross-section structure still includes displacement guide arm 9 with spacing carousel 52 looks butt, and displacement sensor 6 sets up in the top of rotary driving motor 41, sets up relatively with displacement guide arm 9, and contact gauge head 51's displacement drives main shaft 5 and displacement guide arm 9's motion, and then obtains contact gauge head 51's displacement through the displacement that detects displacement guide arm 9.
In this embodiment, as shown in fig. 1, the check ring detection device with a cross-shaped structure further includes a sliding track 7 and a telescopic driving mechanism 8, the positioning sleeve 3 is slidably disposed on the sliding track 7 and connected to the telescopic driving mechanism 8, and the telescopic driving mechanism 8 is electrically connected to the controller, so that the relative position between the positioning head 33 and the ear hole 11 can be adjusted more conveniently.
In this embodiment, as shown in fig. 1, the telescopic driving mechanism 8 includes a telescopic driving motor 81, a telescopic rod 82 connected to the telescopic driving motor 81, and a driving rod 83 connected to the telescopic rod 82, and the driving rod 83 is connected to the telescopic driving mechanism 8 and uses the telescopic driving motor 81 as the power of the telescopic driving mechanism 8, so that the control is more flexible.
In the present embodiment, as shown in fig. 1, the elastic member 43 is a compression spring, and the compression spring is used as the elastic member 43, so that the structure is simple and the assembly and disassembly are convenient.
To sum up, the utility model discloses a retaining ring detection device of cross section structure detects retaining ring 2 opening size through the contact gauge head 51 who sets for the width, and then judges whether retaining ring 2 imbeds retaining ring groove 12, and it is not high to solve artifical detection efficiency among the prior art, and has the problem of missed measure false retrieval. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a retaining ring detection device of cross section structure, wherein ten byte structure is formed by bearing, retaining ring (2) and cross axle (1) assembly, cross axle (1) is provided with retaining ring groove (12) of holding retaining ring (2) in earhole (11) including earhole (11) of holding bearing, its characterized in that, the retaining ring detection device of ten byte structure includes:
the positioning sleeve (3) comprises a positioning seat (31), a sleeve side wall (32) and a positioning head (33) fixed on the sleeve side wall (32), wherein a bearing (311) is arranged on the positioning seat (31), and the inner diameter of the positioning head (33) is consistent with that of the ear hole (11);
the rotary driving mechanism (4) comprises a rotary driving motor (41) and a rotary driving shaft (42) in transmission connection with the rotary driving motor (41), and the rotary driving shaft (42) is arranged in the positioning sleeve (3) through the bearing (311);
one end of the main shaft (5) is arranged in the positioning head (33), the other end of the main shaft (5) is connected with the rotary driving shaft (42), a telescopic elastic piece (43) is sleeved on the rotary driving shaft (42), one end of the telescopic elastic piece (43) is abutted against the positioning seat (31), the other end of the telescopic elastic piece is abutted against or fixed on the end face of the main shaft (5), and the telescopic elastic piece (43) applies a driving force to the main shaft (5) to move towards the direction of the positioning head (33);
the contact measuring head (51), the contact measuring head (51) is arranged at one end of the main shaft (5) close to the positioning head (33);
a controller connected to the rotary drive motor (41).
2. A check ring detecting device of a cruciform baffle according to claim 1, wherein: and a limiting turntable (52) is further fixed in the middle of the main shaft (5), and the limiting turntable (52) is in sliding contact with the sleeve side wall (32).
3. A check ring detecting device of a cruciform baffle according to claim 2, wherein: the check ring detection device with the ten-byte structure further comprises a displacement sensor (6) and a displacement sensor (6) used for detecting the displacement of the main shaft (5), and the displacement sensor (6) is connected with the controller.
4. A check ring detecting device of a cruciform baffle according to claim 1, wherein: the check ring detection device with the cross structure further comprises a sliding track (7) and a telescopic driving mechanism (8), the positioning sleeve (3) is arranged on the sliding track (7) in a sliding mode and is connected with the telescopic driving mechanism (8), and the telescopic driving mechanism (8) is electrically connected with the controller.
5. A check ring detecting device of a cruciform baffle according to claim 4, wherein: the telescopic driving mechanism (8) comprises a telescopic driving motor (81), a telescopic rod (82) connected with the telescopic driving motor (81) and a driving rod (83) connected with the telescopic rod (82), and the driving rod (83) is connected with the telescopic driving mechanism (8).
6. A check ring detecting device of a cruciform baffle according to claim 1, wherein: the telescopic elastic piece (43) is a pressure spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827762.7U CN217155840U (en) | 2021-11-17 | 2021-11-17 | Check ring detection device with cross-byte structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827762.7U CN217155840U (en) | 2021-11-17 | 2021-11-17 | Check ring detection device with cross-byte structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217155840U true CN217155840U (en) | 2022-08-09 |
Family
ID=82684208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122827762.7U Active CN217155840U (en) | 2021-11-17 | 2021-11-17 | Check ring detection device with cross-byte structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217155840U (en) |
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2021
- 2021-11-17 CN CN202122827762.7U patent/CN217155840U/en active Active
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