CN221484440U - Left and right longitudinal beam hole site coaxiality detection tool - Google Patents
Left and right longitudinal beam hole site coaxiality detection tool Download PDFInfo
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- CN221484440U CN221484440U CN202421121089.2U CN202421121089U CN221484440U CN 221484440 U CN221484440 U CN 221484440U CN 202421121089 U CN202421121089 U CN 202421121089U CN 221484440 U CN221484440 U CN 221484440U
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- 238000001514 detection method Methods 0.000 title claims abstract description 81
- 239000003550 marker Substances 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a left and right longitudinal beam hole site coaxiality detection tool, which relates to the technical field of coaxiality detection and comprises a detection base, wherein an auxiliary detection tool device is arranged on the detection base and comprises a detection limiting unit and a detection adjusting unit, the detection limiting unit comprises an auxiliary limiting seat, an arc surface disc is arranged in the middle of the auxiliary limiting seat, three groups of locating pin openings are formed in the arc surface disc, a curved bar is arranged in each locating pin opening, a marker post is arranged at one end, close to a circle, of the curved bar, a limiting body is arranged at the marker post, and a hinge is arranged at the other end of the curved bar. According to the utility model, the clamping stability of each position of the cambered surfaces of the left and right longitudinal beams is improved by detecting the adjustability of the limiting bodies in the limiting units and arranging three groups of limiting bodies, the limiting of the left and right longitudinal beams with different inner diameters and different types is finished by rotating the adjusting screw, and the detection accuracy and suitability of the tool are improved.
Description
Technical Field
The utility model relates to an auxiliary fixture for detecting hole site coaxiality of longitudinal beams, in particular to a fixture for detecting hole site coaxiality of left and right longitudinal beams.
Background
The frame assembly is one of the most important parts of the heavy truck, the cab, the engine, the gearbox, the axle and the like are all installed in the frame by the longitudinal beams, and the dimensional accuracy of the frame has great influence on the installation accuracy of other systems. The coaxiality of the hole sites of the left and right longitudinal beams refers to the position accuracy requirement of the corresponding holes of the left and right longitudinal beams of the frame, and the size deviation of the corresponding holes is mainly X, Z, and the indexes influence the mounting accuracy of an engine assembly and a suspension system, so that the final whole vehicle performance is influenced.
At present, a data acquisition instrument is mainly used for connecting a dial indicator measuring method, the coaxiality of left and right longitudinal beam hole sites is detected through a deflection instrument, the dial indicator and the data acquisition instrument, the data acquisition instrument can automatically read the maximum value and the minimum value of measured data from the dial indicator, then the roundness error of a measured product is automatically calculated by calculation software in the data acquisition instrument software, finally the data acquisition instrument can automatically judge whether the coaxiality error of the measured part is in the coaxiality range, and if the measured coaxiality error is larger than the coaxiality tolerance value, the acquisition instrument can automatically send an alarm function to remind related operators that the product is unqualified.
In the detection process, an auxiliary tool is required to be additionally used for completing the detection and fixation of the left and right longitudinal beams, but the conventional auxiliary detection tool is difficult to complete the stable fixation due to the particularity of the axial shape of the longitudinal beam, and the detection failure is easy to cause.
Disclosure of utility model
The utility model provides a tool for detecting coaxiality of hole sites of left and right longitudinal beams, which aims to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a control longeron hole site axiality detects frock, includes the detection base, be provided with auxiliary detection tool equipment on the detection base, auxiliary detection tool equipment is including detecting spacing unit and detection adjustment unit, detect spacing unit and install on the detection base, detect the adjustment unit and install on the detection base;
The detection limiting unit comprises an auxiliary limiting seat, a through groove is formed in the middle of the auxiliary limiting seat, an arc surface disc is arranged in the through groove, three groups of locating pin openings are formed in the arc surface disc, the mutual distances and angles of the locating pin openings are equal, a curved rod is arranged in the locating pin openings, a marker post is arranged at one end, close to the circular shape, of the curved rod, a limiting body is arranged at the marker post, a hinge shaft is arranged at the other end of the curved rod, an extension sliding block is arranged on the curved rod, and the extension sliding block is connected with the arc surface disc through a locating rod.
According to the utility model, the clamping stability of each position of the cambered surfaces of the left and right longitudinal beams is improved by detecting the adjustability of the limiting bodies in the limiting units and arranging three groups of limiting bodies, the limiting of the left and right longitudinal beams with different inner diameters and different types is finished by rotating the adjusting screw, and the detection accuracy and the suitability of the tool are improved.
The technical scheme of the utility model is further improved as follows: the auxiliary limiting seat is arranged on the detection base, the cambered surface disc is rotatably arranged on the auxiliary limiting seat through the through groove, the curved lever is movably arranged in the opening of the positioning pin, the marker post is arranged in the curved lever in a limiting manner, and the marker post is fixedly connected with the limiting body.
The technical scheme of the utility model is further improved as follows: the bent rod is rotationally connected with the hinge shaft, the hinge shaft is vertically and fixedly arranged on the auxiliary limiting seat, the bent rod is in sliding connection with the extending sliding block, the extending sliding block is fixedly connected with the positioning rod, and the other end of the positioning rod is fixedly connected with the cambered surface disc.
The technical scheme of the utility model is further improved as follows: the outer wall of the top of the cambered surface disc is provided with a fixed mounting block, one side of the fixed mounting block is provided with a linkage sliding block, the fixed mounting block and the linkage sliding block are both connected with a limit column, and an adjusting screw is arranged between the linkage sliding block and the fixed mounting block.
The technical scheme of the utility model is further improved as follows: the fixed mounting block is fixedly connected with the cambered surface disc, the fixed mounting block and the linkage sliding block are respectively fixedly connected with the limiting column, and the fixed mounting block is in threaded connection with the adjusting screw.
The technical scheme of the utility model is further improved as follows: the detection adjusting unit comprises detection grooves, two groups of detection grooves are formed in the two ends of the detection base in a symmetrical mode, a portal frame is arranged on the detection grooves, an adjusting seat is arranged at one end, far away from the detection base, of the portal frame, a sliding block body is arranged in the adjusting seat, one side of the sliding block body is connected with a suspension, a dial indicator is arranged in the suspension, and a deflection rod is arranged at the bottom of the dial indicator.
The deflection rod can detect coaxiality of left and right longitudinal beams with different length types through detecting the detection groove in the adjusting unit, and the height is adjusted by matching with the lifting performance in the slider body and the adjusting seat, so that the practicability of the tool is improved.
The technical scheme of the utility model is further improved as follows: the portal frame is in sliding connection with the detection base through the detection groove, the adjustment seat is fixedly connected with the portal frame, the sliding block body is in sliding connection with the adjustment seat, the sliding block body is fixedly connected with the suspension, the dial indicator is arranged in the suspension in a limiting mode, and the dial indicator is connected with the deflection rod through the bent rod device.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
The utility model provides a left and right longitudinal beam hole site coaxiality detection tool, which is characterized in that the clamping of each position of the cambered surfaces of a left and right longitudinal beam is finished by detecting the adjustability of limiting bodies in a limiting unit and setting three groups of limiting bodies, so that the stability of clamping the longitudinal beam is improved, the limiting of the left and right longitudinal beams with different inner diameters and different types is finished by rotating an adjusting screw, and the detection accuracy and suitability of the tool are improved.
The utility model provides a left and right longitudinal beam hole site coaxiality detection tool, which enables a deflection rod to detect coaxiality of left and right longitudinal beams with different length types through detecting a detection groove in an adjusting unit, and completes height adjustment by matching with the lifting performance in a slider body and an adjusting seat, thereby improving the practicability of the tool.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a detecting and limiting unit according to the present utility model;
fig. 3 is a schematic structural diagram of the detection limiting unit of the present utility model.
In the figure: 1. detecting a base; 201. an auxiliary limit seat; 202. an arc surface disk; 203. positioning pin openings; 204. a curved bar; 205. a target; 206. a limiting body; 207. a hinge shaft; 208. an extension slider; 209. a positioning rod; 210. fixing the mounting block; 211. a linkage sliding block; 212. a limit column; 213. adjusting a screw; 301. a detection groove; 302. a portal frame; 303. an adjusting seat; 304. a slider body; 305. a suspension; 306. a dial indicator; 307. and a deflection rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution:
Example 1
The utility model provides a control longeron hole site axiality detects frock, includes detects base 1, is provided with auxiliary detection tool equipment on detecting base 1, and auxiliary detection tool equipment is including detecting spacing unit and detection adjusting unit, detects spacing unit and installs on detecting base 1, detects adjusting unit and installs on detecting base 1;
The detection limiting unit comprises an auxiliary limiting seat 201, a through groove is formed in the middle of the auxiliary limiting seat 201, an arc surface disc 202 is arranged in the through groove, three groups of positioning pin openings 203 are formed in the arc surface disc 202, the mutual distances and angles of the three groups of positioning pin openings are equal, a curved rod 204 is arranged in the positioning pin openings, a marker post 205 is arranged at one end, close to a circular shape, of the curved rod 204, a limiting body 206 is arranged at the marker post 205, a hinge shaft 207 is arranged at the other end of the curved rod 204, an extension sliding block 208 is arranged on the curved rod 204, and the extension sliding block 208 is connected with the arc surface disc 202 through a positioning rod 209.
According to the utility model, the clamping of each position of the cambered surfaces of the left and right longitudinal beams is finished by detecting the adjustability of the limiting body 206 in the limiting unit and setting three groups of limiting bodies 206, so that the stability of clamping the longitudinal beams is improved, the limiting of the left and right longitudinal beams with different inner diameters and different types is finished by rotating the adjusting screw 213, and the detection accuracy and suitability of the tool are improved.
The auxiliary limiting seat 201 is installed on the detection base 1, the cambered surface disc 202 is rotatably installed on the auxiliary limiting seat 201 through a through groove, the curved rod 204 moves in the positioning pin opening 203, the marker post 205 is installed in the curved rod 204 in a limiting mode, and the marker post 205 is fixedly connected with the limiting body 206.
The crank 204 is rotatably connected with the hinge shaft 207, the hinge shaft 207 is vertically and fixedly arranged on the auxiliary limiting seat 201, the crank 204 is slidably connected with the extending slide block 208, the extending slide block 208 is fixedly connected with the positioning rod 209, and the other end of the positioning rod 209 is fixedly connected with the cambered surface disc 202.
The outer wall at the top of the arc surface disc 202 is provided with a fixed mounting block 210, one side of the fixed mounting block 210 is provided with a linkage sliding block 211, the fixed mounting block 210 and the linkage sliding block 211 are connected with a limit column 212, and an adjusting screw 213 is arranged between the linkage sliding block 211 and the fixed mounting block 210.
The fixed mounting block 210 is fixedly connected with the cambered surface disc 202, the fixed mounting block 210 and the linkage sliding block 211 are respectively fixedly connected with the limiting column 212, and the fixed mounting block 210 is in threaded connection with the adjusting screw 213.
Example 2
Based on the first embodiment: the detection and adjustment unit comprises a detection groove 301, wherein the detection groove 301 is provided with two groups of detection grooves which are symmetrically distributed at two ends of the detection base 1, a portal frame 302 is arranged on the detection groove 301, an adjustment seat 303 is arranged at one end, far away from the detection base 1, of the portal frame 302, a slider body 304 is arranged in the adjustment seat 303, one side of the slider body 304 is connected with a suspension 305, a dial indicator 306 is arranged in the suspension 305, and a deflection rod 307 is arranged at the bottom of the dial indicator 306.
The detection groove 301 in the detection and adjustment unit enables the deflection rod 307 to detect coaxiality of left and right longitudinal beams with different length types, and the height adjustment is completed by matching with the lifting performance in the slider body 304 and the adjustment seat 303, so that the practicability of the tool is improved.
Portal frame 302 is connected with detection base 1 in a sliding way through detection groove 301, adjusting seat 303 is connected with portal frame 302 fixedly, sliding block 304 is connected with adjusting seat 303 in a sliding way, sliding block 304 is connected with suspension 305 fixedly, dial indicator 306 is mounted in suspension 305 in a limiting way, and dial indicator 306 is connected with deflection rod 307 through a bent rod device.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (7)
1. Left and right longitudinal beam hole site axiality detects frock, including detecting base (1), its characterized in that: the detection base (1) is provided with an auxiliary detection tool device, the auxiliary detection tool device comprises a detection limiting unit and a detection adjusting unit, the detection limiting unit is arranged on the detection base (1), and the detection adjusting unit is arranged on the detection base (1);
The detection limiting unit comprises an auxiliary limiting seat (201), a through groove is formed in the middle of the auxiliary limiting seat (201), an arc surface disc (202) is arranged in the through groove, three groups of positioning pin openings (203) are formed in the arc surface disc (202), the three groups of positioning pin openings are equal in mutual distance and angle, a curved rod (204) is arranged in each positioning pin opening, a marker post (205) is arranged at one end, close to the curved rod (204), of the curved rod, a limiting body (206) is arranged at the marker post (205), a hinge shaft (207) is arranged at the other end of the curved rod (204), and an extension sliding block (208) is arranged on the curved rod (204), and is connected with the arc surface disc (202) through a positioning rod (209).
2. The left and right longitudinal beam hole site coaxiality detection tool according to claim 1, wherein: the auxiliary limiting seat (201) is installed on the detection base (1), the cambered surface disc (202) is installed on the auxiliary limiting seat (201) through the through groove in a rotating mode, the curved rod (204) moves in the mode of being provided with the positioning pin opening (203), the marker post (205) is installed in the curved rod (204) in a limiting mode, and the marker post (205) is fixedly connected with the limiting body (206).
3. The left and right longitudinal beam hole site coaxiality detection tool according to claim 1, wherein: the crank (204) is rotationally connected with the hinge shaft (207), the hinge shaft (207) is vertically and fixedly arranged on the auxiliary limiting seat (201), the crank (204) is slidably connected with the extending slide block (208), the extending slide block (208) is fixedly connected with the positioning rod (209), and the other end of the positioning rod (209) is fixedly connected with the cambered surface disc (202).
4. The left and right longitudinal beam hole site coaxiality detection tool according to claim 3, wherein: the novel arc-shaped disc is characterized in that a fixed mounting block (210) is arranged on the outer wall of the top of the arc-shaped disc (202), a linkage sliding block (211) is arranged on one side of the fixed mounting block (210), the fixed mounting block (210) and the linkage sliding block (211) are connected with a limiting column (212), and an adjusting screw (213) is arranged between the linkage sliding block (211) and the fixed mounting block (210).
5. The left and right longitudinal beam hole site coaxiality detection tool according to claim 4, wherein: the fixed mounting block (210) is fixedly connected with the cambered surface disc (202), the fixed mounting block (210) and the linkage sliding block (211) are respectively and fixedly connected with the limiting column (212), and the fixed mounting block (210) is in threaded connection with the adjusting screw (213).
6. The left and right longitudinal beam hole site coaxiality detection tool according to claim 1, wherein: the detection and adjustment unit comprises a detection groove (301), wherein the detection groove (301) is provided with two groups of detection grooves and symmetrically distributed at two ends of a detection base (1), a portal frame (302) is arranged on the detection groove (301), one end, far away from the detection base (1), of the portal frame (302) is provided with an adjustment seat (303), a sliding block body (304) is arranged in the adjustment seat (303), one side of the sliding block body (304) is connected with a suspension (305), a dial indicator (306) is arranged in the suspension (305), and a deflection rod (307) is arranged at the bottom of the dial indicator (306).
7. The left and right stringer hole site coaxiality detection tool according to claim 6, wherein: portal frame (302) are through detecting groove (301) and detect base (1) sliding connection, adjust seat (303) and portal frame (302) fixed connection, slider body (304) and adjust seat (303) sliding connection, slider body (304) and suspension (305) fixed connection, percentage table (306) spacing install in suspension (305), percentage table (306) are connected with pendulum rod (307) through the curved bar ware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421121089.2U CN221484440U (en) | 2024-05-22 | 2024-05-22 | Left and right longitudinal beam hole site coaxiality detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421121089.2U CN221484440U (en) | 2024-05-22 | 2024-05-22 | Left and right longitudinal beam hole site coaxiality detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221484440U true CN221484440U (en) | 2024-08-06 |
Family
ID=92357775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421121089.2U Active CN221484440U (en) | 2024-05-22 | 2024-05-22 | Left and right longitudinal beam hole site coaxiality detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221484440U (en) |
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2024
- 2024-05-22 CN CN202421121089.2U patent/CN221484440U/en active Active
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