CN215338166U - Connecting rod tip axle sleeve position degree examines utensil - Google Patents
Connecting rod tip axle sleeve position degree examines utensil Download PDFInfo
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- CN215338166U CN215338166U CN202120410190.XU CN202120410190U CN215338166U CN 215338166 U CN215338166 U CN 215338166U CN 202120410190 U CN202120410190 U CN 202120410190U CN 215338166 U CN215338166 U CN 215338166U
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- connecting rod
- position degree
- round hole
- positioning
- shaft sleeve
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Abstract
The utility model discloses a checking fixture for the position degree of a shaft sleeve at the end part of a connecting rod, which comprises a base and a bearing seat, wherein a positioning groove and a positioning column are arranged on the base; the axis of reference column with the axis parallel arrangement of first round hole, second round hole just is located same straight line, the top of second round hole is provided with light beam generator, light beam generator is provided with threely, and is three light beam generator's the point of shining all is located the edge of second round hole realizes the definite to axle sleeve axis position through the position to the facula to measure the position degree of connecting rod both ends axle sleeve axis, improve the accuracy that axle sleeve axis position degree was measured.
Description
Technical Field
The utility model relates to the field of detection tools, in particular to a detection tool for the position degree of a shaft sleeve at the end part of a connecting rod.
Background
The motion forms of the link mechanism components are various, such as rotation, swing, movement and plane or space complex motion can be realized, so that the link mechanism components can be used for realizing known motion rules and known tracks, and the plane link mechanism is widely applied to various machines, instruments and electromechanical products. With the development of the link mechanism design method, the popularization and application of the electronic computer and the development of related design software, the design speed and the design precision of the link mechanism are greatly improved, and the dynamic characteristics can be considered while the requirements of kinematics are met.
The connecting rod is provided with the axle or the axle sleeve at both ends in the transmission process, and in order to reduce the rocking of connecting rod in the transmission process and make power transmit along connecting rod length direction, the position degree of connecting rod both ends axle or axle sleeve axis is very important, and the axis position of axle sleeve is difficult to accurate measurement when measuring, and prior art exists the improvement.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides the checking fixture for the shaft sleeve position degree of the end part of the connecting rod.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a checking fixture for the position degree of a shaft sleeve at the end part of a connecting rod comprises a base and a bearing seat, wherein a positioning groove and a positioning column are arranged on the base, a storage cavity for placing a workpiece is arranged on the bearing seat, a positioning block corresponding to the positioning groove and a positioning hole corresponding to the positioning column are arranged on the bearing seat, and the storage cavity comprises a first round hole and a second round hole; the axis of the positioning column is parallel to the axis of the first round hole and the axis of the second round hole and is located on the same straight line, a light beam generator is arranged above the second round hole and is three, and irradiation points of the light beam generator are located on the edge of the second round hole.
By adopting the technical scheme, the bearing seat realizes the fixation of the bearing seat on the base through the positioning groove and the positioning column, thereby realizing the fixation of a workpiece on the bearing seat, the positioning column, the first round hole and the axis position of the second round hole are positioned on the same straight line, the positions between the positioning column and the first round hole and between the second round holes are ensured during measurement, the axis position of the shaft sleeve at the second round hole can be measured by three light spots positioned at the edge of the second round hole, thereby measuring the position degree of the shaft sleeve axes at two ends of the connecting rod, improving the measurement accuracy of the shaft sleeve axis position degree, the light spot position is adjusted to a qualified size in the actual operation process, the workpiece is placed in the object placing cavity, the position of the workpiece shaft sleeve can be rapidly judged to be unqualified when the position of the light spot is not at the edge position of the second round hole, and the continuous measurement in the actual measurement process is facilitated.
The utility model is further configured to: the locating slot including keep away from the butt face that reference column one side set up and with the guide face that the butt face slope set up, the locating piece including with the relative spacing face that sets up of butt face and with the inclined plane of guide face laminating.
By adopting the technical scheme, the sliding of the bearing seat on the base along the horizontal direction is limited by the butt between the butt surface and the limiting surface, the bearing seat can only slide along the opening direction of the positioning groove, the rotating direction of the bearing seat on the base is limited by the positioning column, the bearing seat can only rotate along the axis with the positioning column, the position of the bearing seat on the base is limited by combining the bearing seat and the positioning column, and the limiting convenient bearing seat is convenient to mount on the base for dismounting by the mode.
The utility model is further configured to: the positioning column comprises a bolt and a pressing block, the pressing block is arranged on the bolt in a sliding mode, the bolt is in threaded connection with the base, and the end portion of the bolt is abutted to the pressing block.
Through adopting above-mentioned technical scheme, the reference column passes through bolt and briquetting and realizes bearing the fixed between seat and the base, and the briquetting can be with even applying of the pressure that the bolt produced on bearing the seat, avoids bearing the seat and possesses the atress too big.
The utility model is further configured to: the pressing block is arranged in a circular structure.
Through adopting above-mentioned technical scheme, the compact heap mass distribution of circular structure is even, and the gesture of briquetting can not influence the pressure between compact heap and the work piece when the briquetting is installed, makes things convenient for the installation of briquetting.
The utility model is further configured to: the light beam generator comprises a rotary disc and a transmitter arranged on the rotary disc.
Through adopting above-mentioned technical scheme, it is rotatory to drive the transmitter through the rotation of carousel to make the facula fall the different positions of axle sleeve, thereby measure the position degree of axle sleeve week side, further improve measuring accuracy.
The utility model is further configured to: the rotating speed of the rotating disc is 150-200 r/min.
Through adopting above-mentioned technical scheme, the transmitter that sets up on the carousel can make the light spot form annular aureola, through the comparison of aureola position and axle sleeve position can.
The utility model is further configured to: the emitters are arranged in the radius direction of the turntable, and two adjacent emitters are arranged at equal intervals.
Through adopting above-mentioned technical scheme, the transmitter that sets up on the carousel can make the facula form a plurality of aureoles, can measure the axle sleeve in certain error range through the comparison of different aureoles position and axle sleeve position.
The utility model is further configured to: the waist-shaped groove is formed in the rotary disc, the waist-shaped groove is formed in the radial direction of the rotary disc, and the emitter is fixedly arranged in the waist-shaped groove.
Through adopting above-mentioned technical scheme, make things convenient for the regulation of transmitter position to the axle sleeve of adaptation different specifications is measured.
In summary, the present invention has the following technical effects:
1. the position of the shaft sleeve axis is determined by the position of the light spot, so that the position degree of the shaft sleeve axis at two ends of the connecting rod is measured, the accuracy of the measurement of the shaft sleeve axis position degree is improved, the position of the light spot is adjusted to a qualified size in the actual operation process, and after a workpiece is placed in the object placing cavity, the unqualified position of the workpiece shaft sleeve can be quickly judged when the position of the light spot is not at the edge position of the second round hole, so that the continuous measurement in the actual measurement process is facilitated;
2. the combination of the positioning groove and the positioning column limits the position of the bearing seat on the base, and the limiting of the bearing seat is realized by the mode, so that the bearing seat is convenient to mount and dismount;
3. the transmitter that sets up on the carousel can make the light spot form annular aureola, can judge whether qualified the axle sleeve position is put through the comparison of aureola position and axle sleeve position fast.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic overall structure diagram of a connecting rod end portion shaft sleeve position degree gauge;
FIG. 2 is a schematic view of the overall structure of the base and the carrying seat;
FIG. 3 is an exploded view of the base and carrier;
fig. 4 is a schematic structural diagram of a light beam generator.
In the figure: 1. a base; 11. positioning a groove; 111. an abutting surface; 112. a guide surface; 2. a bearing seat; 21. a storage cavity; 22. a first circular hole; 23. a second circular hole; 24. positioning blocks; 241. a limiting surface; 242. an inclined surface; 25. positioning holes; 3. a workpiece; 4. a positioning column; 41. a bolt; 42. briquetting; 5. a light beam generator; 51. a turntable; 511. a waist-shaped groove; 52. a transmitter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, a checking fixture for detecting the position of a shaft sleeve at the end of a connecting rod comprises a base 1 and a bearing seat 2, wherein a positioning groove 11 and a positioning post 4 are arranged on the base 1, an object placing cavity 21 for placing a workpiece 3 is arranged on the bearing seat 2, a positioning block 24 corresponding to the positioning groove 11 and a positioning hole 25 corresponding to the positioning post 4 are arranged on the bearing seat 2, and the object placing cavity 21 comprises a first round hole 22 and a second round hole 23; the axis of the positioning post 4 is parallel to and in the same line with the axes of the first round hole 22 and the second round hole 23, a light beam generator 5 is disposed above the second round hole 23, three light beam generators 5 are disposed, irradiation points of the three light beam generators 5 are all located at the edge of the second round hole 23, the positioning groove 11 includes an abutting surface 111 disposed away from one side of the positioning post 4 and a guide surface 112 disposed obliquely to the abutting surface 111, the positioning block 24 includes a limiting surface 241 disposed opposite to the abutting surface 111 and an inclined surface 242 attached to the guide surface 112, the positioning post 4 includes a bolt 41 and a pressing block 42, the pressing block 42 is slidably disposed on the bolt 41, the bolt 41 is in threaded connection with the base 1, and an end of the bolt 41 abuts against the pressing block 42, the pressing block 42 is arranged in a circular structure.
As shown in fig. 4, in order to detect the position degree of the sleeve circumference side, the light beam generator 5 includes a turntable 51 and a transmitter 52 disposed on the turntable 51.
In the actual detection process, the position degree of the shaft sleeve is qualified, a certain floating range exists, the emitters 52 are arranged in the radius direction of the rotary table 51, two adjacent emitters 52 are arranged at equal intervals, and the rotating speed of the rotary table 51 is 150-200 r/min.
In order to adjust the position of the emitter 52 conveniently, a waist-shaped groove 511 is formed in the turntable 51, the waist-shaped groove 511 is arranged along the radial direction of the turntable 51, and the emitter 52 is fixedly arranged in the waist-shaped groove 511.
It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (8)
1. A checking fixture for the position degree of a shaft sleeve at the end part of a connecting rod comprises a base and a bearing seat, and is characterized in that a positioning groove and a positioning column are arranged on the base, an object placing cavity for placing a workpiece is arranged on the bearing seat, a positioning block corresponding to the positioning groove and a positioning hole corresponding to the positioning column are arranged on the bearing seat, and the object placing cavity comprises a first round hole and a second round hole; the axis of the positioning column is parallel to the axis of the first round hole and the axis of the second round hole and is located on the same straight line, a light beam generator is arranged above the second round hole and is three, and irradiation points of the light beam generator are located on the edge of the second round hole.
2. The connecting rod end portion shaft sleeve position degree detection tool according to claim 1, wherein the positioning groove comprises an abutting surface arranged on one side away from the positioning column and a guide surface obliquely arranged with the abutting surface, and the positioning block comprises a limiting surface arranged opposite to the abutting surface and an inclined surface attached to the guide surface.
3. The checking fixture for detecting the position degree of the shaft sleeve at the end part of the connecting rod as claimed in claim 2, wherein the positioning column comprises a bolt and a pressing block, the pressing block is slidably arranged on the bolt, the bolt is in threaded connection with the base, and the end part of the bolt is abutted to the pressing block.
4. The connecting rod end portion shaft sleeve position degree detection tool according to claim 3, wherein the pressing block is arranged in a circular structure.
5. The connecting rod end sleeve position degree checking fixture according to any one of claims 1 to 4, wherein the light beam generator comprises a turntable and a transmitter arranged on the turntable.
6. The connecting rod end shaft sleeve position degree detection tool according to claim 5, wherein the rotating speed of the rotating disc is 150-200 r/min.
7. The connecting rod end sleeve position degree gauge according to claim 6, wherein the transmitters are arranged in the radius direction of the turntable, and two adjacent transmitters are arranged at equal intervals.
8. The connecting rod end shaft sleeve position degree detection tool according to claim 7, wherein a waist-shaped groove is formed in the rotating disc, the waist-shaped groove is formed in the radial direction of the rotating disc, and the emitter is fixedly arranged in the waist-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410190.XU CN215338166U (en) | 2021-02-24 | 2021-02-24 | Connecting rod tip axle sleeve position degree examines utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410190.XU CN215338166U (en) | 2021-02-24 | 2021-02-24 | Connecting rod tip axle sleeve position degree examines utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215338166U true CN215338166U (en) | 2021-12-28 |
Family
ID=79581967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120410190.XU Active CN215338166U (en) | 2021-02-24 | 2021-02-24 | Connecting rod tip axle sleeve position degree examines utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215338166U (en) |
-
2021
- 2021-02-24 CN CN202120410190.XU patent/CN215338166U/en active Active
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