CN210512946U - Cylinder cover vertical through hole width and intersection measuring tool - Google Patents

Cylinder cover vertical through hole width and intersection measuring tool Download PDF

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Publication number
CN210512946U
CN210512946U CN201921636855.8U CN201921636855U CN210512946U CN 210512946 U CN210512946 U CN 210512946U CN 201921636855 U CN201921636855 U CN 201921636855U CN 210512946 U CN210512946 U CN 210512946U
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telescopic
head
distributed
intersection
lever
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CN201921636855.8U
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梁榜鑫
吕倩莹
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Guangxi Yuchai Machinery Co Ltd
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Guangxi Yuchai Machinery Co Ltd
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Abstract

The utility model discloses a measuring tool for the width and the intersection degree of a vertical through hole of a cylinder cover, which comprises an intersection degree detecting component, wherein the intersection degree detecting component comprises a go gauge outer body, a telescopic limiting body and a telescopic detecting head; the front part of the telescopic detection head is in a cone shape, and lever assemblies are distributed behind the telescopic detection head; the rear end of the telescopic detection head props against one side of a lever of the lever assembly; a dial indicator or a dial indicator is correspondingly distributed on the other side of the lever assembly; still include to lead to rule no-go gage subassembly, lead to rule no-go gage subassembly wholly is nearly "U" font or "T" font, including the handle portion at middle part and the logical gauge head and the end gauge head at both ends. Adopt the utility model discloses the device can be to the short-term test of perpendicular deep hole width of each other and crossing degree, and is easy and simple to handle swift, and it is accurate to detect.

Description

Cylinder cover vertical through hole width and intersection measuring tool
Technical Field
The utility model relates to an examine a technical field, concretely relates to perpendicular through-hole width of cylinder head and crossing degree measuring tool.
Background
At present along with the engine cylinder head is meticulous gradually and the integrated level of engine increases gradually, need process mutually perpendicular deep hole often in carrying out the cylinder head processing, and generally all need carry out the detection of go-no-go gage to the deep hole of processing, but based on the development of the whole refined direction of cylinder head, to the crossing hole of mutually perpendicular, when holing, its straightness that hangs down need not consider in two present relevant through-holes, because all be numerical control trompils, the straightness can both be guaranteed to hang down, but the production of substandard product mainly leads to when perpendicular trompil based on factors such as different cylinder head overall dimension, location, the skew of position appears the not high problem of axis intersection of two crossing holes, and still be difficult to realize quick intersection qualification testing according to present detection tool.
The above background disclosure is only provided to aid in understanding the concepts and technical solutions of the present invention, and it does not necessarily belong to the prior art of the present patent application, and it should not be used to assess the novelty and inventive step of the present application without explicit evidence that the above content has been disclosed at the filing date of the present patent application.
SUMMERY OF THE UTILITY MODEL
The utility model provides an above-mentioned technical problem provide a quick detection device to perpendicular deep hole width of each other and crossing degree.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a measuring tool for the width and the intersection degree of a vertical through hole of a cylinder cover comprises an intersection degree detection assembly, wherein the intersection degree detection assembly comprises a go gauge outer body, a telescopic limiting body and a telescopic detection head; the outer diameter of the go gauge outer body is matched with the aperture of the through hole to be detected; a flexible limiting body moving hole is axially formed in the middle of the go gauge outer body; the telescopic limiting body penetrates through the telescopic limiting body movable hole and is movably distributed; the boundary line of the front end of the telescopic limiting body is arc-shaped in plan view; the middle part of the telescopic limiting body is axially provided with a telescopic detection head movable hole, and the telescopic detection heads can be movably distributed in the telescopic detection head movable hole; the front part of the telescopic detection head is in a cone shape, and lever assemblies are distributed behind the telescopic detection head; the rear end of the telescopic detection head props against one side of a lever of the lever assembly; and a dial indicator or a dial indicator is correspondingly distributed on the other side of the lever assembly.
Furthermore, the flexible detection head movable hole comprises a front section limiting groove, a middle section movable shaft hole and a rear section lever movable chamber; the axial section of the telescopic detection head is in a shape of nearly T; detection head springs are distributed in the front-section limiting groove; the lever assembly is distributed in the rear-section lever movable chamber.
Furthermore, the middle part of the outer wall of the telescopic limiting body is also provided with concave teeth; a telescopic limiting body driving rod is correspondingly distributed on the go gauge outer body; the lower part of the telescopic limiting body driving rod is provided with convex teeth corresponding to the concave teeth.
Furthermore, telescopic limiting body tightening screws are correspondingly distributed on the outer body of the go gauge.
Furthermore, scales are distributed on the outer wall of the telescopic limiting body.
Further, a lever spring is further distributed on the other side of the lever assembly, which is opposite to the dial indicator or the dial indicator.
Further, still include the go gauge no-go gage subassembly, the whole nearly "U" font or "T" font that is of go gauge no-go gage subassembly is including the handle portion at middle part and the go gauge head and the no-go gauge head at both ends.
The utility model has the advantages of compared with the prior art:
the intersection detection assembly of the utility model is adopted to detect the intersection of the intersection through holes, has simple and convenient detection operation, can effectively deal with the influence caused by the depth error of the through holes, and has accurate and sensitive intersection detection; when the go-no-go gauge assembly is adopted for actual operation, the operation is very simple and convenient, and the working efficiency is high.
Drawings
FIG. 1 is a front view of the intersection detection assembly of the present invention;
fig. 2 is a schematic top view of the front portion of the telescopic spacing body of the present invention;
FIG. 3 is a schematic structural diagram of an embodiment of a near U-shaped structure of the go-no-go gauge assembly of the present invention;
FIG. 4 is a schematic structural view of an embodiment of a near T-shaped structure of the go-no-go gauge assembly of the present invention;
fig. 5 is a schematic structural view of one of the intersecting vertical holes in the cylinder head according to the present invention.
Detailed Description
As shown in fig. 1 to 5, a cylinder head vertical through hole width and intersection measuring tool comprises an intersection detecting assembly, wherein the intersection detecting assembly comprises a go gauge outer body 1, a telescopic limiting body 2 and a telescopic detecting head 3; the general gauge outer body 1 of the embodiment is in a nearly T shape as a whole, the outer diameter of the general gauge outer body 1 is matched with the aperture of the through hole 13 to be detected, namely, the outer diameter of the general gauge outer body 1 is equal to that of the through gauge of the detection through hole 13, when measurement operation is carried out, only the front part of the T-shaped general gauge outer body 1 is completely inserted into the detection through hole 13, and the boss at the rear part of the T-shaped general gauge outer body presses the outer edge of the detection through hole 13; the middle part of the go gauge outer body 1 is axially provided with a flexible limiting body moving hole 1-1; the telescopic limiting body 2 penetrates through the telescopic limiting body movable hole 1-1 and is movably distributed; in the embodiment, the middle part of the outer wall of the telescopic limiting body 2 is also provided with concave teeth 2-3; a telescopic limiting body driving rod 5 is correspondingly distributed on the go gauge outer body 1; the lower part of the telescopic limiting body driving rod 5 is provided with convex teeth corresponding to the concave teeth 2-3; in this embodiment, the concave teeth 2-3 are distributed on the right side of the outer wall, the fixing holes 1-2 are formed in the right side of the go gauge outer body 1, the telescopic limiting body driving rod 5 is correspondingly distributed on the right side of the telescopic limiting body 2, and the telescopic limiting body 2 is moved in the front and rear directions by rotating the telescopic limiting body driving rod 5. In the embodiment, the go-gauge outer body 1 is further provided with tightening screw fixing holes 1-3, telescopic limiting body tightening screws 6 are distributed in the tightening screw fixing holes 1-3, and the telescopic limiting body 2 is tightened and fixed through the telescopic limiting body tightening screws 6.
The front end boundary line of the telescopic limiting body 2 is arc-shaped in plan view, and the arc radian of the front end boundary line corresponds to the arc radian of the side wall of another through hole 12 to be detected; a telescopic detection head moving hole is axially formed in the middle of the telescopic limiting body 2, and the telescopic detection heads 3 can be movably distributed in the telescopic detection head moving hole; the flexible detection head movable hole comprises a front section limiting groove 2-1, a middle section movable shaft hole 2-2 and a rear section lever movable chamber 2-5; the axial section of the telescopic detection head 3 is in a shape of a nearly T; the front part of the telescopic detection head 3 is in a cone shape, and a lever assembly 10 is distributed behind the telescopic detection head; the lever assemblies 10 are distributed in the rear-section lever movable chambers 2-5. The rear end of the telescopic detection head 3 props against one side of a lever of the lever assembly 10; a dial indicator or a dial indicator 9 is correspondingly distributed on the other side of the lever assembly 10; the dial indicator 9 penetrates through measuring meter jacks 2-6 formed in the telescopic limiting body 2, and a measuring meter tightening bolt 8 penetrates through bolt holes 2-7 to tighten and fix the dial indicator or the dial indicator 9. A detection head spring 4 is distributed in the front-section limiting groove 2-1; meanwhile, a lever spring 7 is further distributed on the other side, opposite to the dial indicator or the dial indicator 9, of the lever assembly, and the arranged lever spring can effectively improve the flexibility of the whole telescopic assembly. Scales 2-4 are also distributed on the outer wall of the telescopic limiting body 2. The utility model discloses it has logical rule no-go gage subassembly 11 still to design, lead to rule no-go gage subassembly 11 wholly is nearly "U" font or "T" font, and these two kinds of configurations are favorable to improving the use convenience among the actual operation, including the handle portion at middle part and the logical rule head 11-2 and the rule head 11-1 at both ends.
When the device is adopted for detection, the method comprises the following steps:
(1) firstly, a standard cylinder cover is taken, a through gauge head is inserted into a corresponding through hole 12 aiming at a target mutually vertical/crossed through hole 12 and a through hole 13, then the assembled intersection detection assembly is inserted into another through hole 13, the telescopic limiting body driving rod 5 is rotated until the telescopic limiting body driving rod cannot rotate, then the telescopic limiting body tightening screw 6 is tightened, then the dial indicator or the dial indicator 9 is zeroed, and the standard zeroing operation of the intersection detection assembly is completed;
(2) respectively measuring the widths of two corresponding through holes on the cylinder cover to be measured by using a go-no-go gauge, namely if the diameters of the two through holes are different, using two sets of go-no-go gauge assemblies 11;
(3) after the widths of the two through holes detected in the step (2) are qualified, performing intersection degree detection, and if the widths are unqualified, directly returning to processing or making a waste;
(4) selecting a corresponding through gauge head to be inserted into a corresponding through hole 12 according to the step (1), then inserting the intersection detection assembly subjected to standard zero setting into another through hole 13, pushing to the bottom, checking whether the dial indicator or the dial indicator 9 is zero, if the intersection detection assembly is not zero (mainly based on the fact that the hole depth of the through hole is also deviated due to the size error of each cylinder cover), loosening the tightening screw 6 of the telescopic limiting body, trying to rotate the driving rod 5 of the telescopic limiting body until the driving rod cannot rotate, then tightening the tightening screw 6 of the telescopic limiting body, checking whether the dial indicator or the dial indicator is zero again, and if the intersection of the central axes of the two through holes is not zero, namely, the central axes of the through holes 12 are deviated from the through hole 13, and the central axes of the two through holes are not well intersected; if the value is zero, the product is qualified.

Claims (7)

1. The utility model provides a perpendicular through-hole width of cylinder head and intersect degree measuring tool which characterized in that: the intersection degree detection assembly comprises a go gauge outer body, a telescopic limiting body and a telescopic detection head; the outer diameter of the go gauge outer body is matched with the aperture of the through hole to be detected; a flexible limiting body moving hole is axially formed in the middle of the go gauge outer body; the telescopic limiting body penetrates through the telescopic limiting body movable hole and is movably distributed; the boundary line of the front end of the telescopic limiting body is arc-shaped in plan view; the middle part of the telescopic limiting body is axially provided with a telescopic detection head movable hole, and the telescopic detection heads can be movably distributed in the telescopic detection head movable hole; the front part of the telescopic detection head is in a cone shape, and lever assemblies are distributed behind the telescopic detection head; the rear end of the telescopic detection head props against one side of a lever of the lever assembly; and a dial indicator or a dial indicator is correspondingly distributed on the other side of the lever assembly.
2. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: the flexible detection head movable hole comprises a front section limiting groove, a middle section movable shaft hole and a rear section lever movable chamber; the axial section of the telescopic detection head is in a shape of nearly T; detection head springs are distributed in the front-section limiting groove; the lever assembly is distributed in the rear-section lever movable chamber.
3. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: the middle part of the outer wall of the telescopic limiting body is also provided with concave teeth; a telescopic limiting body driving rod is correspondingly distributed on the go gauge outer body; the lower part of the telescopic limiting body driving rod is provided with convex teeth corresponding to the concave teeth.
4. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: and telescopic limiting body tightening screws are correspondingly distributed on the general gauge outer body.
5. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: and a lever spring is also distributed on the other side of the lever component, which is opposite to the dial indicator or the dial indicator.
6. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: scales are also distributed on the outer wall of the telescopic limiting body.
7. The tool of claim 1 for measuring the width and intersection of vertical through holes in a cylinder head, wherein: still include to lead to rule no-go gage subassembly, lead to rule no-go gage subassembly wholly is nearly "U" font or "T" font, including the handle portion at middle part and the logical gauge head and the end gauge head at both ends.
CN201921636855.8U 2019-09-29 2019-09-29 Cylinder cover vertical through hole width and intersection measuring tool Active CN210512946U (en)

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Application Number Priority Date Filing Date Title
CN201921636855.8U CN210512946U (en) 2019-09-29 2019-09-29 Cylinder cover vertical through hole width and intersection measuring tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921636855.8U CN210512946U (en) 2019-09-29 2019-09-29 Cylinder cover vertical through hole width and intersection measuring tool

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CN201921636855.8U Active CN210512946U (en) 2019-09-29 2019-09-29 Cylinder cover vertical through hole width and intersection measuring tool

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110542366A (en) * 2019-09-29 2019-12-06 广西玉柴机器股份有限公司 Measuring tool and measuring method for width and intersection of vertical through hole of cylinder cover

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110542366A (en) * 2019-09-29 2019-12-06 广西玉柴机器股份有限公司 Measuring tool and measuring method for width and intersection of vertical through hole of cylinder cover
CN110542366B (en) * 2019-09-29 2024-03-01 广西玉柴机器股份有限公司 Tool and method for measuring width and intersection degree of vertical through hole of cylinder cover

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