CN216694715U - Diesel engine crankshaft journal radial runout's check out test set - Google Patents
Diesel engine crankshaft journal radial runout's check out test set Download PDFInfo
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- CN216694715U CN216694715U CN202220082140.8U CN202220082140U CN216694715U CN 216694715 U CN216694715 U CN 216694715U CN 202220082140 U CN202220082140 U CN 202220082140U CN 216694715 U CN216694715 U CN 216694715U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The utility model discloses a detection device for radial runout of a crankshaft journal of a diesel engine, which comprises an installation seat, a first sliding cylinder, a first sliding rod and a movement adjusting detection device, wherein a first installation groove is formed in one side above the installation seat, the movement adjusting detection device is installed on one side above the installation seat and comprises a second sliding cylinder, a connecting rod, a second sliding rod, a through hole block, a connecting groove, a clamping groove, a connecting bearing, an adjusting nut, a connecting ring, a convex tooth, a single-hole connecting rod and a dial indicator, one side of the second sliding cylinder is fixedly connected with one end of the connecting rod, the detection device for radial runout of the crankshaft journal of the diesel engine is provided with the first sliding cylinder, the first sliding rod and a V-shaped block, the V-shaped block is manually driven to drive the first sliding cylinder to move in the same direction during the movement process, and the first sliding cylinder moves relative to the first sliding rod during the movement process, the detection processing of the crankshafts of the diesel engines with different sizes is facilitated by changing the relative distance between the V-shaped blocks.
Description
Technical Field
The utility model relates to the technical field of diesel engines, in particular to a device for detecting radial runout of a crankshaft journal of a diesel engine.
Background
When the diesel engine works, alternating stresses such as bending, torsion, shearing, tension and compression and the like are generated at each part of the crankshaft due to inertia force and moment generated by a motion mechanism connected by pressure generated by fuel combustion, the crankshaft is used as one of core parts with the largest load bearing capacity and the worst working environment of the diesel engine, the crankshaft is worn violently at the initial running-in stage, the stress distribution of each part of the crankshaft is uneven during working, particularly, a serious stress concentration phenomenon can occur at a journal transition round angle, and the friction part has overhigh temperature along with the increase of friction time, so that the conditions of journal abrasion, running-in surface morphology, metallographic structure, abrasive particle form change and the like can occur, the running-in surface morphology is closely related to the friction and wear quality, therefore, the radial detection processing of the journal of the crankshaft is required, and a dial indicator in the existing detection device for the radial run-out of the journal of the crankshaft is only fixed at the same position, the condition that the dial indicator can only detect and process the radial runout of a single shaft neck on the crankshaft is caused, and the condition that the height distance between the crankshaft of the diesel engine and the dial indicator needs to be frequently adjusted in the process of mounting and dismounting the crankshaft of the diesel engine due to the fact that the dial indicator is located at the same position.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for detecting radial runout of a crankshaft journal of a diesel engine aiming at the defects of the prior art, and aims to solve the problems that in the prior art, the dial indicator in the existing device for detecting radial runout of the crankshaft journal is only fixed at the same position, so that the dial indicator can only detect and process single radial runout of the journal on the crankshaft, and the height distance between the crankshaft of the diesel engine and the dial indicator needs to be frequently adjusted in the process of mounting and dismounting the crankshaft of the diesel engine due to the fact that the dial indicator is higher than the same position.
In order to achieve the purpose, the utility model provides the following technical scheme: the detection equipment for radial runout of the crankshaft journal of the diesel engine comprises an installation seat, a first sliding barrel, a first sliding rod and a mobile adjusting detection device, wherein a first installation groove is formed in one side above the installation seat, a second installation groove is formed in the other side above the installation seat, one side of the first sliding barrel is fixedly connected with a V-shaped block, and the first sliding rod penetrates through the first sliding barrel and is fixedly connected with the first installation groove;
by adopting the technical scheme, the installation seat is arranged, so that the connection effect is achieved through the installation seat, the fixed connection effect is achieved through the installation seat, and the effect of supporting and stably installing is achieved through the installation seat;
the movement adjusting and detecting device is arranged on one side above the mounting seat.
Preferably, the mobile adjusting and detecting device comprises a second sliding barrel, a connecting rod, a second sliding rod, a through hole block, a connecting groove, a clamping groove, a connecting bearing, an adjusting nut, a connecting ring, a convex tooth, a single-hole connecting rod and a dial indicator, wherein one side of the second sliding barrel is fixedly connected with one end of the connecting rod, the second sliding rod penetrates through the second sliding barrel and is fixedly connected with a second mounting groove, a threaded groove is formed in one side of the through hole block in a penetrating manner, the connecting groove is formed in the other side of the through hole block, the clamping groove is formed in the inner wall of the connecting groove, the connecting bearing and an outer ring are fixedly connected with the through hole block through the connecting groove, one end of the adjusting nut penetrates through the threaded groove and is in threaded connection, the outer ring of the connecting ring is fixedly connected with one end of the convex tooth, the connecting ring penetrates through one end of the single-hole connecting rod and is fixedly connected with the inner ring of the connecting bearing, the go-between passes through dogtooth and draw-in groove frictional connection, through-hole piece runs through the connecting rod and passes through adjusting nut fixed connection, amesdial one end runs through the haplopore connecting rod other end and runs through supporting connection.
Through adopting above-mentioned technical scheme, be provided with the smooth section of thick bamboo of second, not only play unilateral fixed connection's effect through the smooth section of thick bamboo of second to thereby play through connection's effect through the smooth section of thick bamboo of second, thereby play the effect that the atress drove simultaneously through the smooth section of thick bamboo of second.
Preferably, the first mounting groove, the first sliding barrel, the V-shaped block and the first sliding rod form a relative sliding mechanism, and the sliding distance range of the relative sliding mechanism is 0-15 cm.
By adopting the technical scheme, the V-shaped block is arranged, the effect of fixed connection is achieved through the V-shaped block, the effect of stress support is achieved through the V-shaped block, and meanwhile the effect of stress drive is achieved through the V-shaped block.
Preferably, the through hole block, the connecting rod and the adjusting nut form a lifting adjusting mechanism, and the lifting adjusting mechanism is 0-20cm in lifting adjusting distance range.
Through adopting above-mentioned technical scheme, be equipped with the through-hole piece, not only play the effect of seting up the connection through the through-hole piece to thereby play through connection's effect through the through-hole piece, thereby play atress relative motion's effect through the through-hole piece simultaneously, thereby loop through the through-hole piece and play relative rotary motion effect.
Preferably, the connecting bearing, the adjusting nut, the connecting ring, the convex teeth and the single-hole connecting rod form a rotary locking mechanism, and the rotary locking mechanism has a rotation angle ranging from 0 to 360 degrees.
Through adopting above-mentioned technical scheme, be equipped with the go-between, not only play fixed connection's effect through the go-between to thereby play the effect of running through the supporting connection through the go-between, thereby play the effect of rotatory relative motion simultaneously through the go-between.
Preferably, the connection distance between the topmost end of the convex teeth and the topmost end of the inner side of the clamping groove ranges from 1.5cm to 2 cm.
Through adopting above-mentioned technical scheme, be equipped with the dogtooth, not only play unilateral fixed connection's effect through the dogtooth to thereby play friction swivelling joint's effect through the dogtooth opposite side.
Compared with the prior art, the utility model has the beneficial effects that: the device for detecting the radial runout of the crankshaft journal of the diesel engine,
(1) the device is provided with a mobile adjustment detection device, the device is processed by manually driving the single-hole connecting rod to rotate, the single-hole connecting rod drives the connecting ring to move in the same direction during the rotating process, the connecting ring drives the convex teeth and the clamping grooves to rotate and rub to move, meanwhile, the single-hole connecting rod drives the dial indicator to move in the same direction during the rotating process, and the dial indicator rotates relative to the crankshaft journal of the diesel engine during the rotating process so as to avoid the situation that the height distance between the crankshaft of the diesel engine and the dial indicator needs to be frequently adjusted during the installation and disassembly processes of the crankshaft of the diesel engine due to the fact that the dial indicator is higher than the same position, the adjusting nut rotates manually, the through hole block is also in a loose state during the loosening process through the adjusting nut and the connecting rod, and then the dial indicator is driven to move in the same direction during the relative motion process of the manually driving the through hole block and the connecting rod, therefore, the relative distance height between the dial indicator and the connecting rod is changed, the connecting rod is manually driven to move, the second sliding cylinder and the second sliding rod are driven to move relatively in the moving process of the connecting rod, the relative movement distance between the dial indicator and the mounting seat is also changed in the relative movement process of the connecting rod and the second sliding rod, and the problem that the dial indicator can only detect and process the radial runout of a single shaft neck on the crankshaft because the dial indicator of the existing detection equipment for the radial runout of the shaft neck of the crankshaft is only fixed at the same position is solved;
(2) the first sliding barrel, the first sliding rod and the V-shaped block are arranged, the first sliding barrel is driven to move in the same direction through manual driving of the V-shaped block in the moving process, the first sliding barrel and the first sliding rod move relatively in the moving process, and therefore the crankshafts of the diesel engines with different sizes can be detected and processed conveniently by changing the relative distance between the V-shaped blocks.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top view of the mounting base of the present invention;
FIG. 3 is a schematic structural view of a first slide cylinder and a V-shaped block according to the present invention;
FIG. 4 is a schematic structural view of a second sliding barrel, a connecting rod and a through hole block according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.
In the figure: 1. the mounting base, 2, first mounting groove, 3, second mounting groove, 4, first slide cartridge, 5, V-arrangement piece, 6, first slide bar, 7, removal regulation detection device, 701, second slide cartridge, 702, connecting rod, 703, second slide bar, 704, through-hole piece, 705, spread groove, 706, draw-in groove, 707, connection bearing, 708, adjusting nut, 709, go-between, 710, dogtooth, 711, single-hole connecting rod, 712, amesdial.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-5, the present invention provides a technical solution: a detection device for radial runout of a crankshaft journal of a diesel engine is disclosed, as shown in figures 1, 2 and 3, a first mounting groove 2 is formed in one side above a mounting seat 1, a second mounting groove 3 is formed in the other side above the mounting seat 1, one side of a first sliding barrel 4 is fixedly connected with a V-shaped block 5, a first sliding rod 6 penetrates through the first sliding barrel 4 and is fixedly connected with the first mounting groove 2, the first sliding barrel 4, the V-shaped block 5 and the first sliding rod 6 form a relative sliding mechanism, the sliding distance range of the relative sliding mechanism is 0-15cm, the V-shaped block 5 is driven to move manually, the first sliding barrel 4 is driven to move during the movement of the V-shaped block 5, the first sliding barrel 4 is driven to move during the movement of the first sliding barrel 4 through the first sliding rod 6 and the first mounting groove 2 for relative movement treatment, and when the relative sliding mechanism reaches the lowest relative sliding distance of 0cm, the first sliding barrel 4 is in contact with one side of the inner wall of the first mounting groove 2, therefore, the radial runout detection processing of the crankshaft journal of the diesel engine with the minimum model is facilitated, when the maximum relative sliding distance of the relative sliding mechanism reaches 15cm, the contact processing is carried out on the other side of the inner wall of the first sliding barrel 4 and the other side of the inner wall of the first mounting groove 2, and the radial runout detection processing of the crankshaft journal of the diesel engine with the maximum model is facilitated.
As shown in fig. 4, the movement adjustment detecting device 7 is installed on one side above the mounting seat 1, and the movement adjustment detecting device 7 includes a second sliding barrel 701, a connecting rod 702, a second sliding rod 703, a through hole block 704, a connecting groove 705, a clamping groove 706, a connecting bearing 707, an adjusting nut 708, a connecting ring 709, a convex tooth 710, a single hole connecting rod 711 and a dial indicator 712, one side of the second sliding barrel 701 is fixedly connected with one end of the connecting rod 702, the second sliding rod 703 penetrates through the second sliding barrel 701 and is fixedly connected with the second mounting groove 3, one side of the through hole block 704 is penetrated and provided with a threaded groove, the other side of the through hole block 704 is penetrated and provided with the connecting groove 705, the inner wall of the connecting groove 705 is provided with the clamping groove 706, the outer ring of the connecting bearing 707 is fixedly connected with the through groove 705, one end of the adjusting nut 708 penetrates through the threaded groove and is connected with the threaded groove, the through hole block 704, the connecting rod 702 and the adjusting nut 708 constitute a lifting adjusting mechanism, the lifting adjusting distance range of the lifting adjusting mechanism is 0-20cm, the adjusting nut 708 and the connecting rod 702 are in a loose state at the moment by manually rotating the adjusting nut 708, then the through hole block 704 is manually held to apply a certain downward pulling force, the through hole block 704 drives the single hole connecting rod 711 to move in the same direction during the downward movement process, the radial runout of diesel engine crankshaft journals of different models is detected by the dial indicator 712 by changing the relative height distance between the single hole connecting rod 711 and the mounting seat 1, and the integral lifting adjusting distance is the vertical length distance of the integral connecting rod 702.
As shown in fig. 5, an outer ring of the connection ring 709 is fixedly connected to one end of the protruding tooth 710, a connection distance between a topmost end of the protruding tooth 710 and an inner side topmost end of the slot 706 is in a range of 1.5 to 2cm, if a connection distance between a topmost end of the protruding tooth 710 and an inner side topmost end of the slot 706 is too small, the protruding tooth 710 and the slot 706 are in a matching and clamping connection state, so that a single-hole connection rod 711 is forced to be affected by matching connection between the protruding tooth 710 and the slot 706, the entire single-hole connection rod 711 cannot rotate, the dial gauge 712 cannot perform relative rotation processing with a crankshaft journal of the diesel engine, if the connection distance between the topmost end of the protruding tooth 710 and the inner side topmost end of the slot 706 is too large, the protruding tooth 710 and the slot 706 cannot be in a friction contact state, and the single-hole connection rod 711 cannot perform rotational friction between the slot 706 and the protruding tooth 710, therefore, the connection distance between the topmost end of the convex tooth 710 and the topmost end of the inner side of the clamping groove 706 is set to be 1.5cm, the connection ring 709 penetrates through one end of the single-hole connection rod and is fixedly connected, one end of the single-hole connection rod 711 penetrates through the connection groove 705 and is fixedly connected with the inner ring of the connection bearing 707, the connection ring 709 is in friction connection with the clamping groove 706 through the convex tooth 710, the connection bearing 707, the adjusting nut 708, the connection ring 709, the convex tooth 710 and the single-hole connection rod 711 form a rotary locking mechanism, the rotation angle range of the rotary locking mechanism is 0-360 degrees, the single-hole connection rod 711 is driven to perform rotary motion processing manually, the convex tooth 710 and the clamping groove 706 are driven to perform relative rotary friction motion processing through the connection ring 709 during the rotary motion of the single-hole connection rod 711, the connection bearing 707 is driven to perform same-direction rotary motion processing during the rotary motion of the single-hole connection rod 711, and the dial indicator 712 is driven to perform same-direction rotary motion during the dial sequence through the rotary motion of the single-hole connection rod 711, thereby through amesdial 712 and diesel engine crankshaft relative motion make things convenient for quick installation and the dismantlement between diesel engine crankshaft and the V-arrangement piece 5 to be connected succinctly and clear between whole rotatory locking mechanical system part and the part, whole rotatory locking mechanical system is convenient for installation and operation simultaneously and is handled, and through-hole piece 704 runs through connecting rod 702 and passes through adjusting nut 708 fixed connection, and amesdial 712 one end runs through haplopore connecting rod 711 other end and runs through supporting connection.
The working principle is as follows: when the device for detecting the radial runout of the crankshaft journal of the diesel engine is used, firstly, the single-hole connecting rod 711 is manually driven to rotate, in addition, the connecting ring 709 is used for driving the convex tooth 710 and the clamping groove 706 to rotate and rub for movement in a relative manner in the rotating process of the single-hole connecting rod 711, in addition, the connecting bearing 707 is driven to rotate in the same direction in the rotating process of the single-hole connecting rod 711, the dial indicator 712 is sequentially driven to rotate in the same direction in the rotating process of the single-hole connecting rod 711, when the dial indicator 712 rotates to the corresponding position, the V-shaped block 5 is manually driven again to move, the V-shaped block 5 is driven to move in the moving process of the first sliding barrel 4, in addition, the first sliding rod 6 and the first installation groove 2 are driven to move for the relative movement in the moving process of the first sliding barrel 4, when the V-shaped block 5 moves and the corresponding position, the crankshaft of the diesel engine is manually placed between the V-shaped blocks 5 again, meanwhile, the adjusting nut 708 is manually rotated, at the moment, the adjusting nut 708 and the connecting rod 702 are in a loose state, then the through hole block 704 is manually held to apply a downward pulling force, at the moment, the through hole block 704 drives the single-hole connecting rod 711 to move in the same direction in the downward movement process, the adjusting nut 708 is manually rotated in the reverse direction again by changing the relative height distance between the single-hole connecting rod 711 and the mounting seat 1 when the dial indicator 712 is close to the crankshaft of the diesel engine, the diesel engine crankshaft is manually driven to rotate to perform the processing in the detection process of the crankshaft journal of the diesel engine, the dial indicator 712 is separated from the crankshaft of the diesel engine when the crankshaft journal of the diesel engine needs to be detected by changing the position, then the connecting rod 702 is manually driven to move, the connecting rod 702 drives the second sliding cylinder 701 to perform the relative movement processing with the second sliding rod 703 and the second mounting groove 3, and the movement processing is stopped when the connecting rod 702 moves in the corresponding position, the above steps are then repeated, which completes the entire operation, and what is not described in detail in this specification is known to those skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a diesel engine crankshaft journal runout's check out test set, includes mount pad (1), first slide cartridge (4), first slide bar (6) and removal regulation detection device (7), its characterized in that:
a first mounting groove (2) is formed in one side above the mounting seat (1), a second mounting groove (3) is formed in the other side above the mounting seat (1), one side of the first sliding barrel (4) is fixedly connected with the V-shaped block (5), and the first sliding rod (6) penetrates through the first sliding barrel (4) and is fixedly connected with the first mounting groove (2);
the movement adjusting and detecting device (7) is arranged on one side above the mounting seat (1).
2. The apparatus for detecting radial runout of crankshaft journals of diesel engines as claimed in claim 1, wherein: the movement adjustment detection device (7) comprises a second sliding cylinder (701), a connecting rod (702), a second sliding rod (703), a through hole block (704), a connecting groove (705), a clamping groove (706), a connecting bearing (707), an adjusting nut (708), a connecting ring (709), a convex tooth (710), a single-hole connecting rod (711) and a dial indicator (712), wherein one side of the second sliding cylinder (701) is fixedly connected with one end of the connecting rod (702), the second sliding rod (703) penetrates through the second sliding cylinder (701) and is fixedly connected with a second mounting groove (3), a threaded groove is formed in one side of the through hole block (704), the connecting groove (705) is formed in the other side of the through hole block (704), the clamping groove (706) is formed in the inner wall of the connecting groove (705), the connecting bearing (707) and an outer ring are fixedly connected with the through hole block (704) through the connecting groove (705), one end of the adjusting nut (708) penetrates through the threaded groove, go up ring (709) outer loop and dogtooth (710) one end fixed connection, and go up ring (709) run through haplopore connecting rod one end fixed connection, haplopore connecting rod (711) one end runs through spread groove (705) and connection bearing (707) inner ring fixed connection, go up ring (709) pass through dogtooth (710) and draw-in groove (706) frictional connection, through-hole piece (704) run through connecting rod (702) and pass through adjusting nut (708) fixed connection, amesdial (712) one end runs through haplopore connecting rod (711) other end and runs through the supporting connection.
3. The apparatus for detecting the radial runout of the crankshaft journal of a diesel engine as set forth in claim 1, wherein: the first mounting groove (2), the first sliding barrel (4), the V-shaped block (5) and the first sliding rod (6) form a relative sliding mechanism, and the sliding distance range of the relative sliding mechanism is 0-15 cm.
4. The apparatus for detecting radial runout of crankshaft journals of diesel engines as claimed in claim 2, wherein: the through hole block (704), the connecting rod (702) and the adjusting nut (708) form a lifting adjusting mechanism, and the lifting adjusting distance range of the lifting adjusting mechanism is 0-20 cm.
5. The apparatus for detecting radial runout of crankshaft journals of diesel engines as claimed in claim 2, wherein: the connecting bearing (707), the adjusting nut (708), the connecting ring (709), the convex teeth (710) and the single-hole connecting rod (711) form a rotary locking mechanism, and the rotary locking mechanism has a rotary angle range of 0-360 degrees.
6. The apparatus for detecting radial runout of a crankshaft journal of a diesel engine as set forth in claim 2, wherein: the connection distance range between the topmost end of the convex teeth (710) and the topmost end of the inner side of the clamping groove (706) is 1.5-2 cm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220082140.8U CN216694715U (en) | 2022-01-13 | 2022-01-13 | Diesel engine crankshaft journal radial runout's check out test set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220082140.8U CN216694715U (en) | 2022-01-13 | 2022-01-13 | Diesel engine crankshaft journal radial runout's check out test set |
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| CN216694715U true CN216694715U (en) | 2022-06-07 |
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| CN202220082140.8U Active CN216694715U (en) | 2022-01-13 | 2022-01-13 | Diesel engine crankshaft journal radial runout's check out test set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838642A (en) * | 2022-06-23 | 2022-08-02 | 湖北理工学院 | Refrigeration compressor crankshaft detection device and detection method |
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2022
- 2022-01-13 CN CN202220082140.8U patent/CN216694715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838642A (en) * | 2022-06-23 | 2022-08-02 | 湖北理工学院 | Refrigeration compressor crankshaft detection device and detection method |
| CN114838642B (en) * | 2022-06-23 | 2023-08-11 | 湖北理工学院 | Refrigerating compressor crankshaft detection equipment and detection method |
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Address after: No. 2, Nanyang Yandongnan Road, Tinghu District, Yancheng City, Jiangsu Province, 224000 Patentee after: YANCHENG JIANGDONG CRANKSHAFT MANUFACTURING Co.,Ltd. Address before: No. 2, Nanyang Yandong South Road, Tinghu District, Suzhou, Jiangsu 224000 Patentee before: YANCHENG JIANGDONG CRANKSHAFT MANUFACTURING Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |