CN114659434B - Special detection equipment for scraped car engine crankshaft recovery - Google Patents
Special detection equipment for scraped car engine crankshaft recovery Download PDFInfo
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- CN114659434B CN114659434B CN202210526210.9A CN202210526210A CN114659434B CN 114659434 B CN114659434 B CN 114659434B CN 202210526210 A CN202210526210 A CN 202210526210A CN 114659434 B CN114659434 B CN 114659434B
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- 238000001514 detection method Methods 0.000 title claims abstract description 83
- 238000011084 recovery Methods 0.000 title description 10
- 238000004064 recycling Methods 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims description 18
- 238000013519 translation Methods 0.000 claims description 17
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000012937 correction Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses special detection equipment for scrapped automobile engine crankshaft recycling, which belongs to the technical field of energy conservation and environmental protection, and comprises a base, wherein the top of the base is connected with a control box and a rotation driving assembly; the driving end of the rotation driving component is connected with a circle center adjusting type fixing component; the circle center adjusting type fixing assembly comprises a supporting piece, an adjusting piece, a guiding piece and a fixing piece, wherein the adjusting piece adjusts the central axis of a connecting rod journal or a main journal of the crankshaft of the engine to be overlapped with the central axis of the driving end of the rotation driving assembly; the top of the rotation driving component is connected with a height adjusting component; a multi-point position detection assembly for detecting cylindricity is arranged at the driving end of the height adjusting assembly; by the mode, the continuous detection of the main journal and the connecting shaft diameter of the engine crankshaft recycled from the scraped car is realized, the detection process is simple, and the detection efficiency is high.
Description
Technical Field
The invention relates to the technical field of energy conservation and environmental protection, in particular to special detection equipment for recycling waste automobile engine crankshafts in the field of energy conservation and environmental protection.
Background
The 'scrapped motor vehicle recycling management method' is implemented in 2019 on 6.1.8.A 'method' clearly specifies that 'five assemblies' can be recycled through remanufacturing, the 'five assemblies' including an engine, a steering gear, a transmission, a front axle, a rear axle, a frame and the like have remanufacturing conditions, and the 'five assemblies' can be sold to enterprises with remanufacturing capability according to related national regulations for recycling. The parts except the 'five assemblies' of the disassembled scrapped motor vehicle accord with mandatory national standards for guaranteeing personal and property safety and can be continuously used, and the parts can be sold, but the parts are marked as 'scrapped motor vehicle reuse parts'.
At present, the recovery industry of scraped cars is being vigorously developed in Sichuan province, particularly, the mode of recovering and using important parts is advocated to replace the traditional material recovery mode, and aiming at the recovery industry of scraped cars, the team member of the invention is combined with relevant car recovery companies, and after technical research is carried out on the recovery link of scraped cars, the recovery of relevant important parts after the engine is disassembled has higher economic value in the process of recovering and reusing the engine.
The crankshaft is the most important part in the engine, the manufacturing precision and the manufacturing cost are very high, and the crankshaft is recycled as an important part; the main journal and the connecting rod journal of the crankshaft are used as rotary wear parts, parameters such as basic size, cylindricity and coaxiality can be changed after the crankshaft is used for a long time, in order to ensure the normal use of the recovered crankshaft, the connecting rod journal generally detects the sizes of the smooth surfaces of the main journal and the connecting rod journal, and after the detection, the parts with uneven or rough surfaces or pull marks are polished and re-plated.
However, in the detection link, one problem is that the sizes and specifications of the recovered crankshafts are inconsistent, the existing crankshaft detection equipment is mainly detection equipment in the manufacturing process, generally only aims at crankshafts with specific specification models, and can not be used universally for different specifications, and the detection precision of the crankshaft detection equipment of the type is very high and is high in price, while the requirement on precision of the equipment in the actual recovered crankshaft initial detection link is not high, but the required cost is as low as possible; the second problem is that the existing detection device is divided into a connecting rod journal detection device of a crankshaft and a main journal detection device of the crankshaft, and the detection needs to be divided into two devices for separate detection, so that the detection operation is complex and the detection efficiency is low.
Based on the above, the invention designs the special detection equipment for the recovery of the crankshaft of the scraped car engine to solve the problems.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides special detection equipment for recycling the crankshaft of the scraped car engine.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the special detection equipment for recycling the scraped car engine crankshaft comprises a base, wherein the top of the base is connected with a control box and a rotary driving assembly;
the rotary driving assembly is used for driving the engine crankshaft to rotate;
the driving end of the rotation driving component is connected with a circle center adjusting type fixing component;
the circle center adjusting type fixing assembly comprises a supporting piece, an adjusting piece, a guiding piece and a fixing piece, the supporting piece is connected with the adjusting piece and the guiding piece, the adjusting piece is connected with the fixing piece, the adjusting piece adjusts the central axis of a connecting rod journal or a main journal of the engine crankshaft to be adjusted to be overlapped with the central axis of the driving end of the rotation driving assembly, and the purpose of adjusting the connecting rod journal or the main journal of the engine crankshaft to rotate along the driving end of the rotation driving assembly is achieved;
the top of the rotation driving component is connected with a height adjusting component;
a multi-point position detection assembly for detection is arranged at the driving end of the height adjusting assembly;
the electric control output end of the control box is electrically connected with the height adjusting assembly, the multi-point position detection assembly and the electric control output end of the rotation driving assembly.
Furthermore, the supporting piece is a rotating seat, and the rotating seat is connected with the driving end of the rotating driving component.
Furthermore, the adjusting part comprises an n-shaped plate, a connecting rod journal adjusting hole, a straight sliding plate, a fixing bolt, a main journal adjusting hole and a locking part, the n-shaped plate is mounted on the inner wall of the rotating seat, the connecting rod journal adjusting hole and the main journal adjusting hole are formed in the side wall of the n-shaped plate, the n-shaped plate is internally attached and slidably connected with the straight sliding plate, the connecting rod journal adjusting hole or the main journal adjusting hole is attached and slidably connected with the fixing bolt, and the outer end of the fixing bolt penetrates through the straight sliding plate and the n-shaped plate and is then in threaded connection with the locking part;
when the fixing bolt is in contact with the main journal adjusting hole in a fitting mode, the central axis of the main journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly, and when the connecting rod journal adjusting hole is in contact with the fixing bolt in a fitting mode, the central axis of the connecting rod journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly.
Furthermore, the guide piece comprises a straight limiting sliding groove and a straight guide rail, the straight guide rail is installed on the inner wall of the n-shaped plate, and the side wall of the straight sliding plate is provided with the straight limiting sliding groove in sliding fit with the straight guide rail.
Furthermore, the fixing piece is a chuck, and the chuck is arranged on the inner wall of the straight sliding plate.
Furthermore, the height adjusting assembly comprises an adjusting valve, a linear driving assembly and a mounting table, the top of the mounting table is connected with the linear driving assembly, the linear driving assembly is connected with the adjusting valve through an air pipe, and the adjusting valve is connected with an external air compressor through the air pipe.
Furthermore, the multi-point position detection assembly comprises a translation assembly and a detection assembly, the translation assembly is installed at the top of the output end of the height adjusting assembly, the translation assembly is connected with a plurality of identical detection assemblies, the translation assembly drives the detection assembly to move, and the detection assembly detects the crankshaft of the engine in a plurality of identical manners.
Furthermore, the translation subassembly includes mount pad, horizontal drive subassembly, crossslide, connecting block, cross guide and violently spacing spout, the mount pad is installed in sharp drive assembly drive end top, horizontal drive subassembly is installed at the mount pad top, horizontal drive subassembly drive end is connected with the connecting block, the connecting block lower extreme is connected with the crossslide, violently spacing spout has been seted up at the crossslide top, the crossslide passes through the spacing sliding connection of violently spacing spout and cross guide, the top is installed in the mount pad to the cross guide.
Furthermore, the detection assembly comprises a pressure sensor and a probe, the probe is fixedly connected to the sensing end of the pressure sensor, and the bottom of the cross sliding plate is installed at equal intervals on the pressure sensor.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. the crankshaft is arranged in the circle center adjusting type fixing assembly, the circle center adjusting type fixing assembly is convenient for adjusting the central axis of a connecting rod journal or a main journal of the engine crankshaft to be overlapped with the central axis of the driving end of the rotation driving assembly, and the connecting rod journal or the main journal of the engine crankshaft is adjusted to rotate along the driving end of the rotation driving assembly;
2. after the central axis of the connecting rod journal or the main journal of the engine crankshaft is adjusted to be overlapped with the central axis of the driving end of the rotation driving assembly, the rotation driving assembly conveniently drives the central axis of the connecting rod journal or the main journal of the engine crankshaft to be adjusted to rotate with the central axis of the driving end of the rotation driving assembly.
3. The height adjusting assembly conveniently drives the multi-point detection assembly to move to be in fit contact with a connecting rod journal or a main journal of an engine crankshaft, then the translation assembly of the multi-point detection assembly drives the detection assembly to move, and the moving detection assembly drives the detection assembly to rotate and then the connecting rod journal or the outer wall of the main journal of the engine crankshaft to rotate, so that the detection of the relative sizes of the main journal and the connecting rod journal of the engine crankshaft is realized, the detection operation is simple, the detection efficiency is high, the cost of detection equipment is low, and the detection equipment is suitable for the scraped car recycling industry.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a first perspective view of a main structure of a special detection device for recycling a crankshaft of an engine of a scraped car in embodiments 1-3 of the present invention;
FIG. 2 is a front view of the structure of the special detection equipment for recycling the crankshaft of the scraped car engine in the embodiment 1-3 of the invention;
FIG. 3 is a left side view of the structure of the embodiment 1-3 of the present invention;
FIG. 4 is a perspective view of a second embodiment of the present invention in the form of examples 1-3;
FIG. 5 is a perspective view showing the structure of examples 1 to 3 of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5B according to examples 1 to 3;
fig. 7 is a sectional view taken along the line a-a of fig. 2 according to examples 1-3 of the present invention.
Fig. 8 is a perspective view of the structure of embodiment 4 of the present invention.
The reference numerals in the drawings denote:
1. a base;
2. a height adjustment assembly; 21. adjusting a valve; 22. a linear drive assembly; 23. an installation table;
3. a control box;
4. a multipoint detection assembly; 41. a mounting seat; 42. a horizontal drive assembly; 43. a cross slide plate; 44. connecting blocks; 45. a pressure sensor; 46. a probe; 47. a transverse guide rail; 48. a transverse limiting chute;
5. a rotation drive assembly; 51. a horizontal axis; 52. a first bevel gear; 53. a second bevel gear; 54. a drive motor; 55. a first support; 56. a second support; 57. connecting a bearing; 58. a straight shaft;
6. the circle center adjusting type fixing component; 61. an n-shaped plate; 62. a chuck; 63. a rotating seat; 64. a straight limiting chute; 65. a connecting rod journal adjusting hole; 66. a straight guide rail; 67. a straight sliding plate; 68. fixing the bolt; 69. a main journal adjusting hole; 610. a locking member; 7. and (4) a parallel correction plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the special detection device for recovering the crankshaft of the scraped car engine comprises a base 1, wherein the top of the base 1 is connected with a control box 3 and a rotation driving assembly 5;
the rotary driving assembly 5 is used for driving the engine crankshaft to rotate;
the driving end of the rotation driving component 5 is connected with a circle center adjusting type fixing component 6;
the circle center adjusting type fixing assembly 6 comprises a supporting piece, an adjusting piece, a guiding piece and a fixing piece, the supporting piece is connected with the adjusting piece and the guiding piece, the adjusting piece is connected with the fixing piece, the adjusting piece adjusts the central axis of a connecting rod journal or a main journal of the engine crankshaft to be adjusted to be overlapped with the central axis of the driving end of the rotation driving assembly 5, and the purpose of adjusting the connecting rod journal or the main journal of the engine crankshaft to rotate along the driving end of the rotation driving assembly 5 is achieved;
the supporting piece adopts a rotating seat 63, and the rotating seat 63 is connected with the driving end of the rotating driving component 5;
the adjusting part comprises an n-shaped plate 61, a connecting rod journal adjusting hole 65, a straight sliding plate 67, a fixing bolt 68, a main journal adjusting hole 69 and a locking part 610, the n-shaped plate 61 is installed on the inner wall of the rotating seat 63, the connecting rod journal adjusting hole 65 and the main journal adjusting hole 69 are formed in the side wall of the n-shaped plate 61, the straight sliding plate 67 is connected in the n-shaped plate 61 in a fit sliding mode, the connecting rod journal adjusting hole 65 or the main journal adjusting hole 69 is connected with the fixing bolt 68 in a fit sliding mode, and the locking part 610 is connected to the outer end of the fixing bolt 68 in a threaded mode after penetrating through the straight sliding plate 67 and the n-shaped plate 61;
when the fixing bolt 68 is in contact with the main journal adjusting hole 69, the central axis of the main journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly 5, and when the connecting rod journal adjusting hole 65 is in contact with the fixing bolt 68, the central axis of the connecting rod journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly 5;
the guide piece comprises a straight limiting sliding groove 64 and a straight guide rail 66, the straight guide rail 66 is installed on the inner wall of the n-shaped plate 61, and the side wall of the straight sliding plate 67 is provided with the straight limiting sliding groove 64 in sliding fit with the straight guide rail 66;
the fixing piece adopts a chuck 62, and the chuck 62 is arranged on the inner wall of the straight sliding plate 67;
the crankshaft is arranged in the circle center adjusting type fixing assembly 6, the circle center adjusting type fixing assembly 6 is convenient for adjusting the central axis of a connecting rod journal or a main journal of the crankshaft of the engine to be overlapped with the central axis of the driving end of the rotation driving assembly 5, and the connecting rod journal or the main journal of the crankshaft of the engine can be adjusted to rotate along the driving end of the rotation driving assembly 5;
the top of the rotary driving component 5 is connected with a height adjusting component 2;
the height adjusting assembly 2 comprises an adjusting valve 21, a linear driving assembly 22 and a mounting table 23, the top of the mounting table 23 is connected with the linear driving assembly 22, the linear driving assembly 22 is connected with the adjusting valve 21 through an air pipe, and the adjusting valve 21 is connected with an external air compressor through an air pipe;
the driving end of the height adjusting component 2 is provided with a multi-point position detection component 4 for detection.
The height adjusting component 2 conveniently drives the multi-point position detection component 4 to move to be in fit contact with a connecting rod journal or a main journal of an engine crankshaft.
Example 2
Example 2 is a further modification to example 1.
As shown in fig. 1, 2, 3 and 5, the multi-point position detection assembly 4 comprises a translation assembly and a detection assembly, the translation assembly is installed at the top of the output end of the height adjusting assembly 2, the translation assembly is connected with a plurality of identical detection assemblies, the translation assembly drives the detection assembly to move, and the plurality of identical detection assemblies detect the size of the engine crankshaft.
The translation assembly comprises a mounting seat 41, a horizontal driving assembly 42, a cross sliding plate 43, a connecting block 44, a cross guide rail 47 and a cross limiting sliding groove 48, the mounting seat 41 is mounted at the top of the driving end of the linear driving assembly 22, the horizontal driving assembly 42 is mounted at the top of the mounting seat 41, the connecting block 44 is connected to the driving end of the horizontal driving assembly 42, the cross sliding plate 43 is connected to the lower end of the connecting block 44, the cross limiting sliding groove 48 is formed in the top of the cross sliding plate 43, the cross sliding plate 43 is in limiting sliding connection with the cross guide rail 47 through the cross limiting sliding groove 48, and the cross guide rail 47 is mounted at the top in the mounting seat 41;
the detection assembly comprises a pressure sensor 45 and a probe 46, the sensing end of the pressure sensor 45 is fixedly connected with the probe 46, and the bottom of the cross sliding plate 43 is installed at equal intervals on the pressure sensor 45.
The horizontal drive assembly 42 moves the probe 46 intermittently, and the distance that the probe 46 moves intermittently is less than the diameter length of the probe 46.
The translation assembly of the multipoint detection assembly 4 drives the detection assembly to move, the moving detection assembly is driven to rotate, and then the connecting rod journal or the outer wall of the main journal of the engine crankshaft rotates to detect, so that the size detection of the main journal and the diameter of the connecting rod journal of the engine crankshaft is realized, and the sizes such as diameter, cylindricity, coaxiality and the like can be obtained through calculation, the detection operation is simple, and the detection efficiency is high; when the dimensional accuracy of the probe 46 is high and the sensitivity of the pressure sensor 45 is high, the surface roughness parameter can be detected, the surface roughness of the recovery member is large in general, and the measurement result can be used as basic data in the subsequent remanufacturing process to repair the crankshaft in a targeted manner.
Example 3
Example 3 is a further modification to example 2.
As shown in fig. 1, 2 and 4, the rotation driving assembly 5 includes a transverse shaft 51, a first bevel gear 52, a second bevel gear 53, a driving motor 54, a first support 55, a second support 56, a connecting bearing 57 and a straight shaft 58, wherein the driving motor 54, the first support 55 and the second support 56 are all mounted on the top of the base 1, the output shaft of the driving motor 54 is coaxially and fixedly connected with the straight shaft 58, the second bevel gear 53 is mounted on the straight shaft 58, the connecting bearing 57 is mounted in the mounting holes of the first support 55 and the second support 56, the transverse shaft 51 is fixedly connected in the connecting bearing 57, the outer end of one transverse shaft 51 is fixedly connected with the first bevel gear 52 engaged with the second bevel gear 53, and the rotating seat 63 is mounted in the inner end of the transverse shaft 51;
the mounting table 23 is mounted on the top of the first support 55 or the second support 56, the linear driving assembly 22 adopts an air cylinder, the horizontal driving assembly 42 adopts a linear sliding die set table, and the electric control output end of the control box 3 is electrically connected with the electric control input ends of the driving motor 54, the regulating valve 21, the horizontal driving assembly 42 and the pressure sensor 45.
After the central axis of the connecting rod journal or the main journal of the engine crankshaft is adjusted to coincide with the central axis of the driving end of the rotation driving component 5, the rotation driving component 5 conveniently drives the central axis of the connecting rod journal or the main journal of the engine crankshaft to be adjusted to rotate with the central axis of the driving end of the rotation driving component 5.
Example 4
Example 4 is a further modification to example 3.
As shown in fig. 8, the chuck 62 is a three-jaw chuck, parallel correction plates 7 are arranged on the outer side walls of jaws oppositely arranged on the chuck 62, a connecting plate between a main journal and a connecting rod journal of the crankshaft is in contact with the inner wall of the parallel correction plate 7, and when the connecting plate between the main journal and the connecting rod journal of the crankshaft is in contact with the parallel correction plate 7, the connecting plate between the main journal and the connecting rod journal of the crankshaft is arranged in parallel with the n-shaped plate 61 in the vertical direction, so that the connecting line of the central axis of the main journal of the crankshaft and the central axis of the connecting rod journal of the crankshaft is arranged in parallel with the n-shaped plate 61, and the central axis of the connecting rod journal of the crankshaft can be accurately adjusted to coincide with the central axis of the transverse shaft 51 when the straight sliding plate 67 moves; or two arc-shaped clamping plates which can move along the transverse direction are independently arranged on the base, and when the two arc-shaped clamping plates are opened, the two arc-shaped clamping plates do not contact with the journal of the connecting rod, so that the main journal is detected; when the diameter of the connecting rod shaft needs to be detected, the two circular arc clamping plates are in surface contact with the connecting rod shaft neck when being opened and closed, and the axis of the connecting rod shaft neck is ensured to be superposed with the central axis of the transverse shaft 51.
When the device is used, a crankshaft is arranged in a fixing piece of a circle center adjusting type fixing component 6, a straight sliding plate 67 of the adjusting piece slides to a main journal adjusting hole 69, a fixing bolt 68 penetrates through the straight sliding plate 67 and an n-shaped plate 61 and then is connected with a locking piece 610, a chuck 62 enables the central axis of the main journal of the crankshaft to coincide with the central axis of a driving end of a transverse shaft 51 of a rotary driving component 5, a linear driving component 22 of a height adjusting component 2 drives a multi-point position detection component 4 to drive a mounting seat 41 to move downwards, the mounting seat 41 drives a probe 46 to move to be in contact with the outer wall of the main journal of the crankshaft in a fitting manner, the multi-point position detection component 4 is conveniently driven to move to be in contact with the main journal of the crankshaft of an engine in a fitting manner, then a driving motor 54 and a horizontal driving component 42 are started, the driving motor 54 drives a straight shaft 58 to rotate, the straight shaft 58 drives a second bevel gear 53 to rotate, the first bevel gear 52 to rotate, the first bevel gear 52 drives the transverse shaft 51 to rotate along the connecting bearing 57, the transverse shaft 51 drives the main journal of the crankshaft, meanwhile, the horizontal driving component 42 starts the connecting block 44 to move, the connecting block 44 drives the cross sliding plate 43 to move along the cross guide rail 47, the cross sliding plate 43 drives the pressure sensor 45 to move, the pressure sensor 45 makes a threaded motion on the outer wall of the main journal of the crankshaft at the probe 46, the probe 46 detects the outer wall of the main journal of the crankshaft in an all-around manner, when the outer wall of the main journal of the crankshaft is provided with a groove or a bulge, the pressure sensor 45 detects pressure, the surface of the main journal of the crankshaft is rough, the cylindricity size is possibly large, when the pressure value detected by the pressure sensor 45 is not changed, the surface of the main journal of the crankshaft is smooth, and the cylindricity size is qualified;
after the main shaft of the crankshaft is detected, the straight sliding plate 67 of the adjusting part slides to the adjusting hole 65 of the connecting rod journal, the fixing bolt 68 passes through the straight sliding plate 67 and the n-shaped plate 61 and then is connected with the locking part 610, the chuck 62 realizes that the central axis of the connecting rod journal of the crankshaft coincides with the central axis of the driving end of the transverse shaft 51 of the rotary driving component 5, the multi-point position detecting component 4 drives the probe 46 to move to one end of the top of the connecting rod journal of the crankshaft, the linear driving component 22 of the height adjusting component 2 drives the multi-point position detecting component 4 to drive the mounting seat 41 to move downwards, the mounting seat 41 drives the probe 46 to move to be in contact with the outer wall of the connecting rod journal of the crankshaft in a fitting manner, the multi-point position detecting component 4 is conveniently driven to move to be in contact with the connecting rod journal of the crankshaft of the engine, then the driving motor 54 and the horizontal driving component 42 are started, the driving motor 54 drives the straight shaft 58 to rotate, and the straight shaft 58 drives the second bevel gear 53 to rotate, the second bevel gear 53 drives the first bevel gear 52 to rotate, the first bevel gear 52 drives the cross shaft 51 to rotate along the connecting bearing 57, the cross shaft 51 drives the connecting rod journal of the crankshaft, meanwhile, the horizontal driving component 42 starts the connecting block 44 to move, the connecting block 44 drives the cross sliding plate 43 to move along the cross guide rail 47, the cross sliding plate 43 drives the pressure sensor 45 to move, the pressure sensor 45 makes a thread motion on the outer wall of the connecting rod journal of the crankshaft at the probe 46, the probe 46 detects the outer wall of the connecting rod journal of the crankshaft in all directions, the pressure sensor 45 detects pressure when the outer wall of the connecting rod journal of the crankshaft has a groove or a bulge, which indicates that the surface roughness or the cylindricity size of the connecting rod journal of the crankshaft is larger, the surface of the connecting rod journal of the crankshaft is smooth or the cylindricity size is qualified when the pressure sensor 45 detects that the pressure value is not changed, the cylindricity detection of the crankshaft of the engine is realized, the detection operation is simple, the detection efficiency is high.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not substantially depart from the spirit and scope of the present invention.
Claims (7)
1. Special check out test set is retrieved to scraped car engine crankshaft, including base (1), its characterized in that: the top of the base (1) is connected with a control box (3) and a rotary driving component (5);
the rotary driving component (5) is used for driving the crankshaft of the engine to rotate;
the driving end of the rotation driving component (5) is connected with a circle center adjusting type fixing component (6);
the circle center adjusting type fixing assembly (6) comprises a supporting piece, an adjusting piece, a guiding piece and a fixing piece, the supporting piece is connected with the adjusting piece and the guiding piece, the adjusting piece is connected with the fixing piece, the adjusting piece adjusts the central axis of a connecting rod journal or a main journal of the engine crankshaft to be adjusted to be overlapped with the central axis of the driving end of the rotation driving assembly (5), and the purpose of adjusting the connecting rod journal or the main journal of the engine crankshaft to rotate along the driving end of the rotation driving assembly (5) is achieved;
the top of the rotary driving component (5) is connected with a height adjusting component (2);
a driving end of the height adjusting component (2) is provided with a multi-point position detection component (4) for detection;
the electric control output end of the control box (3) is electrically connected with the height adjusting assembly (2), the multi-point position detection assembly (4) and the electric control output end of the rotation driving assembly (5); the supporting piece adopts a rotating seat (63), and the rotating seat (63) is connected with the driving end of the rotating driving component (5); the adjusting part comprises an n-shaped plate (61), a connecting rod journal adjusting hole (65), a straight sliding plate (67), a fixing bolt (68), a main journal adjusting hole (69) and a locking part (610), the n-shaped plate (61) is installed on the inner wall of the rotating seat (63), the connecting rod journal adjusting hole (65) and the main journal adjusting hole (69) are formed in the side wall of the n-shaped plate (61), the straight sliding plate (67) is attached and slidably connected in the n-shaped plate (61), the connecting rod journal adjusting hole (65) or the main journal adjusting hole (69) is attached and slidably connected with the fixing bolt (68), and the locking part (610) is in threaded connection with the outer end of the fixing bolt (68) after penetrating through the straight sliding plate (67) and the n-shaped plate (61);
when the fixing bolt (68) is in contact with the main journal adjusting hole (69) in a fitting mode, the central axis of the main journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly (5), and when the connecting rod journal adjusting hole (65) is in contact with the fixing bolt (68) in a fitting mode, the central axis of the connecting rod journal of the engine crankshaft coincides with the central axis of the driving end of the rotation driving assembly (5).
2. The special detection equipment for recycling the crankshaft of the scraped car engine according to claim 1, wherein the guide piece comprises a straight limiting sliding groove (64) and a straight guide rail (66), the straight guide rail (66) is installed on the inner wall of the n-shaped plate (61), and the straight limiting sliding groove (64) which is in sliding fit with the straight guide rail (66) is formed in the side wall of the straight sliding plate (67).
3. The special detection equipment for recycling the crankshaft of the scraped car engine according to claim 2, wherein the fixing part is a chuck (62), and the chuck (62) is arranged on the inner wall of the straight sliding plate (67).
4. The special detection equipment for recycling the crankshaft of the scraped car engine according to any one of claims 1 to 3, wherein the height adjusting assembly (2) comprises an adjusting valve (21), a linear driving assembly (22) and a mounting table (23), the linear driving assembly (22) is connected to the top of the mounting table (23), the linear driving assembly (22) is connected with the adjusting valve (21) through an air pipe, and the adjusting valve (21) is connected with an external air compressor through an air pipe.
5. The special detection equipment for recycling the crankshaft of the scraped car engine according to claim 4, wherein the multipoint position detection assembly (4) comprises a translation assembly and a detection assembly, the translation assembly is mounted on the top of the output end of the height adjusting assembly (2), the translation assembly is connected with a plurality of identical detection assemblies, the translation assembly drives the detection assembly to move, and the plurality of identical detection assemblies detect the crankshaft of the engine.
6. The special detection device for recycling the crankshaft of the scraped car engine according to claim 5, the translation assembly comprises a mounting seat (41), a horizontal driving assembly (42), a cross sliding plate (43), a connecting block (44), a cross guide rail (47) and a cross limiting sliding groove (48), the mounting seat (41) is mounted at the top of the driving end of the linear driving component (22), the horizontal driving component (42) is mounted at the top of the mounting seat (41), the driving end of the horizontal driving component (42) is connected with a connecting block (44), the lower end of the connecting block (44) is connected with a cross sliding plate (43), the top of the cross sliding plate (43) is provided with a cross limiting sliding groove (48), the cross sliding plate (43) is in limiting sliding connection with a cross guide rail (47) through the cross limiting sliding groove (48), and the cross guide rail (47) is installed at the top in the installation seat (41).
7. The special detection equipment for recycling the crankshaft of the scraped car engine according to claim 6, wherein the detection assembly comprises a pressure sensor (45) and a probe (46), the probe (46) is fixedly connected to the sensing end of the pressure sensor (45), and the bottoms of the cross sliding plates (43) are installed on the pressure sensor (45) at equal intervals.
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| CN202210526210.9A CN114659434B (en) | 2022-05-16 | 2022-05-16 | Special detection equipment for scraped car engine crankshaft recovery |
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| CN202210526210.9A CN114659434B (en) | 2022-05-16 | 2022-05-16 | Special detection equipment for scraped car engine crankshaft recovery |
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| CN114659434B true CN114659434B (en) | 2022-08-02 |
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| CN117705002B (en) * | 2024-02-06 | 2024-04-16 | 成都夏商机动车鉴定评估有限公司 | Small-size crankshaft recycling detection clamp for diesel engine of light commercial vehicle |
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Effective date of registration: 20240807 Address after: 230000 B-1015, wo Yuan Garden, 81 Ganquan Road, Shushan District, Hefei, Anhui. Patentee after: HEFEI MINGLONG ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region after: China Address before: No. 818, Da'an Road, Zhengxing street, Tianfu New District, Chengdu, Sichuan 610218 Patentee before: CHENGDU VOCATIONAL & TECHNICAL College OF INDUSTRY Country or region before: China |
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Effective date of registration: 20240912 Address after: 425124 Group 9, Hejiaping Village, Fujiaqiao Town, Lingling District, Yongzhou City, Hunan Province Patentee after: Yongzhou Kaiyue Scrap Car Recycling and Disassembly Co.,Ltd. Country or region after: China Address before: 230000 B-1015, wo Yuan Garden, 81 Ganquan Road, Shushan District, Hefei, Anhui. Patentee before: HEFEI MINGLONG ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |
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