CN204854600U - Utensil is examined to slidingtype internal thread axiality - Google Patents

Utensil is examined to slidingtype internal thread axiality Download PDF

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Publication number
CN204854600U
CN204854600U CN201520344590.XU CN201520344590U CN204854600U CN 204854600 U CN204854600 U CN 204854600U CN 201520344590 U CN201520344590 U CN 201520344590U CN 204854600 U CN204854600 U CN 204854600U
Authority
CN
China
Prior art keywords
axle sleeve
threaded mandrel
hole
polished rod
axle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520344590.XU
Other languages
Chinese (zh)
Inventor
张湘凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Peugeot Citroen Automobile Co Ltd
Original Assignee
Dongfeng Peugeot Citroen Automobile Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongfeng Peugeot Citroen Automobile Co Ltd filed Critical Dongfeng Peugeot Citroen Automobile Co Ltd
Priority to CN201520344590.XU priority Critical patent/CN204854600U/en
Application granted granted Critical
Publication of CN204854600U publication Critical patent/CN204854600U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an utensil is examined to slidingtype internal thread axiality, including the threaded mandrel, the lower part of threaded mandrel is equipped with and is examined the screw hole complex external screw thread of part, and the middle part of threaded mandrel is the polished rod axle, and the epaxial cover of polished rod is equipped with along the epaxial gliding axle sleeve down of polished rod. Axle sleeve bottom is an axle sleeve minor axis that corresponds with the unthreaded hole of being examined the part. External screw thread through the threaded mandrel lower part is screwed up with the screw hole total length cooperation of being examined the part, and whether lack the shaft detection unthreaded hole through the axle sleeve of axle sleeve bottom coaxial with the screw hole. Because the axle sleeve can be followed the threaded mandrel and reciprocated, therefore the external screw thread of threaded mandrel screw thread unthreaded hole in screw in screw hole tightening process does not have any interference with the axle sleeve minor axis. Easy operation, efficient, the result is accurate. And examine an use wearing and tearing back, only need remachine and match grinding threaded mandrel reel shaft to overlap the part, can resume precision reuse.

Description

Slidingtype internal thread coaxiality check fixture
Technical field
The utility model relates to Automobile Parts Inspection equipment technical field, is specifically related to a kind of slidingtype internal thread coaxiality check fixture.
Background technology
Traditional detection internal thread and the method for unthreaded hole right alignment have two kinds: 1, three-dimensional coordinates measurement method: adopt in diameter of thread or by curved-line thread path and a little simulate the pitch diameter of thread, thus detect the right alignment of screw thread.If do not hole direct tapping in precasting blank hole, screw thread blank hole position degree has considerable influence to measurement.The accuracy measured and poor repeatability, detection efficiency is low.2, fixed thread coaxiality cubing: this thread coaxiality cubing male thread portion and minor axis are unitary design, verifies that can stub portion enter in the unthreaded hole of tested threaded hole in the external thread process by screw-in front end and detects threaded hole right alignment.Because the minor axis of cubing is in loosening state entering in threaded hole unthreaded hole process, the right alignment detecting threaded hole has comparatively big error.If front end external thread is designed to opening expansible screw head, although solve cubing " to loosen " problem, because cubing difficulty of processing is comparatively large, screw in comparatively tight, wearing and tearing are very fast, and onsite application efficiency is not high and can not get widespread use.
Utility model content
The utility model is exactly for above-mentioned technical matters, provides a kind of slidingtype internal thread coaxiality check fixture, and this cubing utilizes the system of threaded mandrel and axle sleeve composition to detect the threaded hole of seized part and unthreaded hole right alignment, and easy to operate, accuracy is high.
For realizing this object, slidingtype internal thread coaxiality check fixture designed by the utility model comprises threaded mandrel, the bottom of described threaded mandrel is provided with the external thread coordinated with the threaded hole of seized part, the middle part of described threaded mandrel is polished rod axle, described polished rod axle is arranged with the axle sleeve slided up and down along polished rod axle, is an axle sleeve minor axis corresponding with the unthreaded hole of seized part bottom described axle sleeve.
Further, the top of described threaded mandrel is fixed with handle.
Further, described axle sleeve has the polished rod axle via hole coordinated with the polished rod axle of threaded mandrel along its axial direction, and described polished rod axle via hole is coaxial with axle sleeve minor axis.
The beneficial effects of the utility model are: to be coordinated with the threaded hole total length of seized part by the external thread of threaded mandrel bottom and tighten, unthreaded hole is detected whether coaxial with threaded hole by the axle sleeve minor axis bottom axle sleeve, because axle sleeve can threadingly axle move up and down, therefore the external thread of threaded mandrel screw thread unthreaded hole and axle sleeve minor axis in screw-in threaded hole rundown process does not have any interference.After the male thread portion of threaded mandrel and the threaded hole of seized part are tightened, can observe axle sleeve minor axis the polished rod axle gapless of threadingly axle slides in unthreaded hole and can detect right alignment.Simple to operate, efficiency is high, and result is accurate.And after cubing use wearing and tearing, only again need process and match grinding threaded mandrel or axle sleeve part, precision can be recovered and reuse, be easy to manufacture, cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of cubing in the utility model;
Fig. 2 is that in the utility model, cubing is arranged at the structural representation in seized part;
Fig. 3 is the structural representation of threaded mandrel in the utility model;
Fig. 4 is the structural representation of the utility model bottom bracket axle;
Fig. 5 is the cut-open view of the A-A of Fig. 4 in the utility model;
Wherein, 1-threaded mandrel, 2-external thread, 3-polished rod axle, 4-axle sleeve, 5-axle sleeve minor axis, 6-handle, 7-polished rod axle via hole, 8-trip bolt, 9-seized part, 10-unthreaded hole, 11-threaded hole, 12-inspection surface.
Embodiment
Below in conjunction with the drawings and specific embodiments, detailed description is further done to the utility model:
Slidingtype internal thread coaxiality check fixture as shown in Fig. 1-5, comprise threaded mandrel 1, the bottom of threaded mandrel 1 is provided with the external thread 2 coordinated with the threaded hole 11 of seized part 9, the middle part of threaded mandrel 1 is polished rod axle 3, polished rod axle 3 is arranged with the axle sleeve 4 slided up and down along polished rod axle 3, in the middle part of axle sleeve 4, scabbles into inspection surface 12 along axis.It is an axle sleeve minor axis 5 coordinated with the unthreaded hole 10 of seized part 9 bottom axle sleeve 4.Coordinated with the threaded hole 11 of seized part 9 by the external thread 2 of threaded mandrel 1 bottom, as shown in Figure 5, when the male thread portion of threaded mandrel 1 and the threaded hole 11 of seized part 9 are after total length coordinates and tightens, move down axle sleeve 4, axle sleeve minor axis 5 bottom axle sleeve 4 is coordinated with the unthreaded hole 10 at threaded hole 11 top of seized part 9, if axle sleeve minor axis 5 can slip into unthreaded hole 10, then the right alignment of seized part 9 is qualified, otherwise then defective.
In technique scheme, as shown in Figure 1, the top of threaded mandrel 1 is fixed with handle 6.By the structure of handle 6, cubing is more easily entered in the threaded hole of seized part 9.More easily observe that axle sleeve minor axis 5 enters the state of unthreaded hole 10 by the inspection surface 12 in the middle part of axle sleeve 4.
In technique scheme, as shown in Fig. 3-4, axle sleeve 4 has the polished rod axle via hole 7 coordinated with the polished rod axle 3 of threaded mandrel 1 along its axial direction, and polished rod axle via hole 7 and polished rod axle 3 are a kind of gapless match grinding relations.Polished rod axle via hole 7 is coaxial with axle sleeve minor axis 5.By the Standard threaded mandrel 1 of polished rod axle via hole 7, assembling is simple, ensure that the Stability Analysis of Structures that axle sleeve 4 moves up and down, the final guarantee external thread 2 of threaded mandrel 1 and the coaxial relation of axle sleeve minor axis 5.
In the utility model, as shown in Figure 2, cubing is formed by threaded mandrel 1, axle sleeve 4 and handle 6 three incorporating aspects, and the external thread 2 of threaded mandrel 1 presses the design of plug thread gauge go side, is the polished rod axle 3 coaxial with external thread 2 in the middle part of threaded mandrel 1.Be processed into almost gapless structure by match grinding mode between polished rod axle 3 and polished rod axle via hole 7, axle sleeve 4 can do axial gapless and slide on polished rod axle 3.Axle sleeve 4 bottom is the one minor axis coaxial with polished rod axle via hole 7, and its diameter tolerance is determined according to the right alignment size of the unthreaded hole 10 of seized part 9.Adding man-hour is the right alignment ensureing this minor axis and polished rod axle via hole 7, can insert after axle sleeve 4 match grinding completes and threaded mandrel 1 and axle sleeve 4 be fixed with glue temporarily, carry out grinding, to ensure the right alignment requirement of axle sleeve minor axis 5 and polished rod axle via hole 7 at threaded mandrel 1.Use cubing time, first by threaded mandrel 1 total length screw in seized part 9 threaded hole 11 and after screwing tight, axle sleeve 4 slides on polished rod axle 3, it is qualified to be when the stub portion of axle sleeve 4 end can enter the unthreaded hole 10 of seized part 9 smoothly, otherwise is defective.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the utility model; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.

Claims (3)

1. a slidingtype internal thread coaxiality check fixture, it is characterized in that: it comprises threaded mandrel (1), the bottom of described threaded mandrel (1) is provided with the external thread (2) coordinated with the threaded hole of seized part (9) (11), the middle part of described threaded mandrel (1) is polished rod axle (3), described polished rod axle (3) is arranged with the axle sleeve (4) slided up and down along polished rod axle (3), described axle sleeve (4) bottom is an axle sleeve minor axis (5) corresponding with the unthreaded hole (10) of seized part (9).
2. a kind of slidingtype internal thread coaxiality check fixture as claimed in claim 1, is characterized in that: the top of described threaded mandrel (1) is fixed with handle (6).
3. a kind of slidingtype internal thread coaxiality check fixture as claimed in claim 1, it is characterized in that: described axle sleeve (4) has the polished rod axle via hole (7) coordinated with the polished rod axle (3) of threaded mandrel (1) along its axial direction, described polished rod axle via hole (7) is coaxial with axle sleeve minor axis (5).
CN201520344590.XU 2015-05-25 2015-05-25 Utensil is examined to slidingtype internal thread axiality Expired - Fee Related CN204854600U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520344590.XU CN204854600U (en) 2015-05-25 2015-05-25 Utensil is examined to slidingtype internal thread axiality

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520344590.XU CN204854600U (en) 2015-05-25 2015-05-25 Utensil is examined to slidingtype internal thread axiality

Publications (1)

Publication Number Publication Date
CN204854600U true CN204854600U (en) 2015-12-09

Family

ID=54745140

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520344590.XU Expired - Fee Related CN204854600U (en) 2015-05-25 2015-05-25 Utensil is examined to slidingtype internal thread axiality

Country Status (1)

Country Link
CN (1) CN204854600U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109277323A (en) * 2018-11-08 2019-01-29 奕松杰 A kind of axle sleeve internal screw thread detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109277323A (en) * 2018-11-08 2019-01-29 奕松杰 A kind of axle sleeve internal screw thread detection device

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151209

Termination date: 20200525