CN214109781U - Positive frock is got at bent axle hole center - Google Patents
Positive frock is got at bent axle hole center Download PDFInfo
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- CN214109781U CN214109781U CN202022653251.3U CN202022653251U CN214109781U CN 214109781 U CN214109781 U CN 214109781U CN 202022653251 U CN202022653251 U CN 202022653251U CN 214109781 U CN214109781 U CN 214109781U
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- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000012795 verification Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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Abstract
The utility model relates to a positive frock is got in engine cylinder block bent axle hole center, including the base, the both sides of base set up left connecting seat and right connecting seat respectively, set up the floating support subassembly on left connecting seat and the right connecting seat respectively, the floating support subassembly of both sides supports standard detection plug jointly; the floating support assembly comprises a base, a bottom cover plate is arranged at the bottom end of the base, a through chute is formed in the bottom of the base, and a wedge-shaped sliding block is arranged in the chute; a front end limiting cover plate and a rear cover plate are respectively arranged at two ends of the sliding chute of the base, a handle is screwed on the front end limiting cover plate, the inner end of the handle is connected with a wedge-shaped sliding block, and the wedge-shaped sliding block can be driven to move back and forth by rotating the handle; the upper part of the base is provided with a T-shaped groove, the lower part of the base is provided with a sliding hole, and the T-shaped groove and the sliding hole are communicated up and down; the utility model discloses can safe and reliable, quick convenient alignment play engine cylinder body bent axle hole center to convenient measurement, verification improve debugging efficiency, shorten the debug time.
Description
Technical Field
The utility model relates to a positive frock is got at bent axle hole center belongs to engine cylinder block bent axle hole honing technical field.
Background
The existing method for aligning the honing position of the crankshaft hole of the engine cylinder block is to use a honing cutter guide part to enter a first gear (the number of engine cylinder holes is shared plus 1 gear) of the crankshaft hole of the engine cylinder block, use a feeler gauge to measure the upper part and the lower part of the honing cutter and the first gear of the crankshaft hole, and adjust the position relationship between the honing cutter and the crankshaft hole by the left and right gaps. The method for adjusting the cutter head has the advantages of high difficulty, easiness in cutter collision, high requirements on operator experience, long adjustment time, need of a large number of debugging parts for verification and high cost.
Disclosure of Invention
An object of the utility model is to overcome the not enough of existence among the prior art, provide a bent axle hole center and get positive frock, it can safe and reliable, quick convenient alignment play engine cylinder body bent axle hole center to convenient measurement, verification improve debugging efficiency, shorten the debug time, reduce the debugging cost.
According to the utility model provides a technical scheme: a crankshaft hole center correction tool comprises a base, wherein a left connecting seat and a right connecting seat are arranged on two sides of the base respectively, floating support assemblies are arranged on the left connecting seat and the right connecting seat respectively, and the floating support assemblies on the two sides support a standard detection core rod together;
the floating support assembly comprises a base, a bottom cover plate is arranged at the bottom end of the base, a through chute is formed in the bottom of the base, and a wedge-shaped sliding block is arranged in the chute; a front end limiting cover plate and a rear cover plate are respectively arranged at two ends of the sliding chute of the base, a handle is screwed on the front end limiting cover plate, the inner end of the handle is connected with a wedge-shaped sliding block, and the wedge-shaped sliding block can be driven to move back and forth by rotating the handle;
the upper part of the base is provided with a T-shaped groove, the lower part of the base is provided with a sliding hole, and the T-shaped groove and the sliding hole are communicated up and down; limiting cover plates are arranged on two sides of the T-shaped groove, and T-shaped supporting blocks for supporting the standard detection core rod are arranged in a space formed between the T-shaped groove and the limiting cover plates on the two sides in a sliding mode; the bases on the two sides of the T-shaped supporting block are in threaded connection with supporting head screws, the bottom ends of the supporting head screws abut against the T-shaped supporting block, and the position of the T-shaped supporting block sliding up and down can be adjusted by rotating the supporting head screws; the T-shaped column is arranged in the sliding hole in a sliding mode, the upper end of the T-shaped column abuts against the T-shaped supporting block, the lower end of the T-shaped column abuts against the wedge-shaped sliding block, and the wedge-shaped sliding block can adjust the T-shaped column to move up and down through sliding back and forth; and the bases on two sides of the T-shaped column are fixedly provided with elastic plungers, and the top ends of the elastic plungers abut against the T-shaped column so as to provide upward restoring force.
Furthermore, the upper end and the lower end of the T-shaped column are ball heads.
Furthermore, the T-shaped supporting block comprises a limiting block and a movable supporting block, and the limiting block is fixed at the bottom of the movable supporting block; and the supporting end of the movable supporting block is provided with a V-shaped positioning part.
Compared with the prior art, the utility model, have following advantage:
1. the center position of the whole crankshaft hole can be actually reflected, the principle is consistent with the required reference principle, and the center conversion error is small.
2. In the measuring process, the core rod is not shielded, the measurement is convenient, and the visibility is high.
3. In the measuring process, a cutter and personnel are not required to contact the measuring part, and the device is safe and reliable.
4. The parallel and position relationship of the center and the center of the tool can be detected.
5. The measurement result can be specifically quantized, and the position relation is convenient to adjust.
6. The center is got positive frock modularization, stable in structure, and maneuverability is strong.
7. The alignment method is simple to operate, easy to teach and learn and suitable for popularization.
8. The debugging efficiency can be improved, the debugging time is shortened, and the debugging cost is reduced.
Drawings
Fig. 1 is a usage state diagram of the present invention.
Fig. 2 is a cross-sectional view of the floating support assembly of the present invention.
Fig. 3 is a view a-a of fig. 2.
Description of reference numerals: the detection device comprises a base 1, a left connecting seat 2, a floating supporting component 3, a standard detection core rod 4, a cylinder body and cylinder body clamp component 5, a right connecting seat 6, a rear cover plate 7, a base 8, a bottom cover plate 9, an elastic plunger 10, a limiting block 11, a head screw 12, a movable supporting block 13, a T-shaped column 14, a wedge-shaped sliding block 15, a front end limiting cover plate 16, a handle 17, a limiting cover plate 18, a T-shaped supporting block 19, a sliding chute 20 and a V-shaped positioning part 21.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the crankshaft hole center correction tool comprises a base 1, wherein a left connecting seat 2 and a right connecting seat 6 are respectively arranged on two sides of the base 1, floating support assemblies 3 are respectively arranged on the left connecting seat 2 and the right connecting seat 6, and the floating support assemblies 3 on the two sides jointly support a standard detection core rod 4;
as shown in fig. 2 and 3, the floating support assembly 3 includes a base 8, a bottom cover plate 9 is disposed at the bottom end of the base 8, a through chute 20 is formed at the bottom of the base 8, and a wedge-shaped slider 15 is disposed in the chute 20; a front-end limiting cover plate 16 and a rear cover plate 7 are respectively arranged at two ends of a sliding groove 20 of the base 8, a handle 17 is screwed on the front-end limiting cover plate 16, the inner end of the handle 17 is connected with a wedge-shaped sliding block 15, and the wedge-shaped sliding block 15 can be driven to move back and forth by rotating the handle 17;
the upper part of the base 8 is provided with a T-shaped groove, the lower part of the base is provided with a sliding hole, and the T-shaped groove and the sliding hole are communicated up and down; limiting cover plates 18 are arranged on two sides of the T-shaped groove, and a T-shaped supporting block 19 for supporting the standard detection core rod 4 is arranged in a space formed between the T-shaped groove and the limiting cover plates 18 on the two sides in a sliding manner; the bases 8 on the two sides of the T-shaped supporting block 19 are in threaded connection with the supporting head screws 12, the bottom ends of the supporting head screws 12 abut against the T-shaped supporting block 19, and the position of the T-shaped supporting block 19 sliding up and down can be adjusted by rotating the supporting head screws 12; the T-shaped column 14 is arranged in the sliding hole in a sliding mode, the upper end of the T-shaped column 14 abuts against the T-shaped supporting block 19, the lower end of the T-shaped column 14 abuts against the wedge-shaped sliding block 15, and the wedge-shaped sliding block 15 can adjust the T-shaped column 14 to move up and down through front and back sliding; elastic plungers 10 are fixedly arranged on the base 8 on two sides of the T-shaped column 14, and the top ends of the elastic plungers 10 abut against the T-shaped column 14 so as to provide upward restoring force.
The upper end and the lower end of the T-shaped column 14 are ball heads.
The T-shaped supporting block 19 comprises a limiting block 11 and a movable supporting block 13, the limiting block 11 is fixed at the bottom of the movable supporting block 13, and two ends of the limiting block 11 exceed the movable supporting block 13; the supporting end of the movable supporting block 13 is provided with a V-shaped positioning part 21.
Utilize the utility model discloses carry out engine cylinder block bent axle hole center and get square method, including following step:
firstly, the floating support components 3 at two ends are respectively in a half-loose state with the left connecting seat 2 and the right connecting seat 6, so that the floating support components can slide slightly, and then the T-shaped support block 19 is pressed to the lowest point by the support head screw 12.
And secondly, passing the standard detection core rod 4 through a cylinder body and a cylinder body clamp assembly 5.
And thirdly, loosening the head screw 12 to enable the T-shaped supporting block 19 to recover to rise under the action of the elastic plunger 10, and enabling the movable supporting block 13 to be in contact with the standard detection core rod 4.
Fourthly, after the T-shaped supporting blocks 19 at the two ends are ensured to be effectively contacted with the standard detection core rod 4, the floating supporting component 3 is respectively locked with the left connecting seat 2 and the right connecting seat 6, then the handle 17 is locked, and finally the supporting head screw 12 is tightly pushed, and the T-shaped supporting blocks 19 at the two ends are fixed.
And fifthly, pulling out the standard detection core rod 4, and taking away the cylinder body on the cylinder body clamp.
Sixthly, the standard detection core rod 4 is placed on the fixed T-shaped supporting blocks 19 at the two ends, the center of the crankshaft hole of the engine cylinder body is converted to the center of the standard detection core rod 4, and the detection of the center of the standard core rod 4 is convenient and easy to implement.
In the prior art of honing a crankshaft hole of an engine cylinder block, the position of the crankshaft hole is found by using a honing cutter guide part to enter a first gear (the number of engine cylinder holes is total and is + 1), and a clearance gauge is used for measuring the upper part, the lower part and the left part and the right part of the honing cutter and the first gear of the crankshaft hole to adjust the position relation between the honing cutter and the crankshaft hole. The position relation of the whole crankshaft hole and the honing cutter cannot be truly reflected by measuring the position relation of the first gear of the crankshaft hole, and the position relation of the crankshaft hole and the honing cutter needs to be corrected according to the detection data of the crankshaft hole ground by honing in the later stage, so that the honing dimension is qualified. The method for adjusting the tool setting height is difficult, tool bumping is easy to occur, requirements for experience of operators are high, adjusting time is long, a large number of test piece adjusting verification is needed, and development cost is high.
The utility model can reflect the center position of the whole crankshaft hole actually, and the conversion of the crankshaft hole center to the core rod center has theoretical basis and small error; in the measuring process, the core rod is not shielded, so that the measurement is convenient and the visibility is high; in the measuring process, a cutter and personnel are not required to contact the measuring part, so that the device is safe and reliable; meanwhile, the parallel and position relation between the center of the crankshaft hole and the center of the cutter is detected; the measurement result can be specifically quantized, and is convenient to adjust; the tool is modularized, the structure is stable, and the operability is strong; the alignment method is simple to operate and easy to teach and learn; the debugging efficiency is high, the debugging time is shortened, and the debugging cost is reduced.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (3)
1. The crankshaft hole center aligning tool is characterized by comprising a base (1), wherein a left connecting seat (2) and a right connecting seat (6) are respectively arranged on two sides of the base (1), floating support assemblies (3) are respectively arranged on the left connecting seat (2) and the right connecting seat (6), and the floating support assemblies (3) on the two sides jointly support a standard detection core rod (4);
the floating support assembly (3) comprises a base (8), a bottom cover plate (9) is arranged at the bottom end of the base (8), a through sliding groove (20) is formed in the bottom of the base (8), and a wedge-shaped sliding block (15) is arranged in the sliding groove (20); a front end limiting cover plate (16) and a rear cover plate (7) are respectively arranged at two ends of a sliding groove (20) of the base (8), a handle (17) is screwed on the front end limiting cover plate (16), the inner end of the handle (17) is connected with a wedge-shaped sliding block (15), and the wedge-shaped sliding block (15) can be driven to move back and forth by rotating the handle (17);
the upper part of the base (8) is provided with a T-shaped groove, the lower part of the base is provided with a sliding hole, and the T-shaped groove and the sliding hole are communicated up and down; limiting cover plates (18) are arranged on two sides of the T-shaped groove, and T-shaped supporting blocks (19) for supporting the standard detection core rod (4) are arranged in a space formed between the T-shaped groove and the limiting cover plates (18) on the two sides in a sliding manner; a head screw (12) is screwed on the base (8) at two sides of the T-shaped supporting block (19), the bottom end of the head screw (12) props against the T-shaped supporting block (19), and the position of the T-shaped supporting block (19) sliding up and down can be adjusted by rotating the head screw (12); the T-shaped column (14) is arranged in the sliding hole in a sliding mode, the upper end of the T-shaped column (14) abuts against the T-shaped supporting block (19), the lower end of the T-shaped column (14) abuts against the wedge-shaped sliding block (15), and the wedge-shaped sliding block (15) can adjust the T-shaped column (14) to move up and down through sliding back and forth; and the bases (8) at two sides of the T-shaped column (14) are fixedly provided with elastic plungers (10), and the top ends of the elastic plungers (10) abut against the T-shaped column (14) so as to provide upward restoring force.
2. The crankshaft hole center aligning tool set forth in claim 1, characterized in that the upper and lower ends of the T-shaped pillar (14) are ball heads.
3. The crankshaft hole center aligning tool according to claim 1, wherein the T-shaped supporting block (19) comprises a limiting block (11) and a movable supporting block (13), and the limiting block (11) is fixed at the bottom of the movable supporting block (13); the supporting end of the movable supporting block (13) is provided with a V-shaped positioning part (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022653251.3U CN214109781U (en) | 2020-11-16 | 2020-11-16 | Positive frock is got at bent axle hole center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022653251.3U CN214109781U (en) | 2020-11-16 | 2020-11-16 | Positive frock is got at bent axle hole center |
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| Publication Number | Publication Date |
|---|---|
| CN214109781U true CN214109781U (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022653251.3U Active CN214109781U (en) | 2020-11-16 | 2020-11-16 | Positive frock is got at bent axle hole center |
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| CN (1) | CN214109781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247676A (en) * | 2020-11-16 | 2021-01-22 | 无锡贝斯特精机股份有限公司 | Crankshaft hole center correction tool and correction method |
-
2020
- 2020-11-16 CN CN202022653251.3U patent/CN214109781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247676A (en) * | 2020-11-16 | 2021-01-22 | 无锡贝斯特精机股份有限公司 | Crankshaft hole center correction tool and correction method |
| CN112247676B (en) * | 2020-11-16 | 2025-02-11 | 无锡贝斯特精机股份有限公司 | A crankshaft hole center alignment tool and alignment method |
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