CN209820367U - Detection tool for measuring distance from shaft fork ball path to center hole - Google Patents
Detection tool for measuring distance from shaft fork ball path to center hole Download PDFInfo
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- CN209820367U CN209820367U CN201920996832.1U CN201920996832U CN209820367U CN 209820367 U CN209820367 U CN 209820367U CN 201920996832 U CN201920996832 U CN 201920996832U CN 209820367 U CN209820367 U CN 209820367U
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- transition sleeve
- hole
- connecting plate
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Abstract
The utility model discloses a checking fixture for measuring the distance from a shaft fork ball path to a center hole, which comprises a bottom plate, a pair of guide rods vertically and oppositely arranged on one side of the bottom plate, and a positioning rod vertically arranged on the other side of the bottom plate; a connecting plate is sleeved along the rod body of the guide rod in a sliding manner, the connecting plate horizontally extends to the position right above the positioning rod, and a through clamping groove is formed in the part of the connecting plate corresponding to the positioning rod; the measuring device is characterized in that a vertical cylindrical transition sleeve is clamped in the clamping groove, a measuring rod which can slide up and down and is provided with a pointed cone-shaped bottom is inserted into the transition sleeve, the measuring rod is used for measuring the distance from a shaft fork ball path to a central hole, and the measuring device also comprises a dial indicator which is abutted with a measuring block at the top of the measuring rod and is used for mapping the distance of the central hole of the measured shaft fork through reading of the dial indicator. The technical scheme has the technical effects of stable structure, accurate measurement and convenient disassembly and assembly, and can be widely applied to the field of manufacturing of the checking fixture.
Description
Technical Field
The utility model relates to an examine a manufacturing field. More specifically speaking, the utility model relates to an examine utensil for measuring shaft yoke lane to centre bore distance.
Background
In the prior art, the checking tool for the distance from the shaft fork ball path to the central hole generally has two forms, the first type utilizes a specially-made graduated scale to stretch into the central hole for measurement, and the reading is manually carried out after the measurement; the second type utilizes the clamping part that the longitudinal symmetry set up, places the measured end of shaft yoke in the clamping part of the one end that sets up the measuring head.
The first kind is through artifical reading, can form visual error to erect easy mistake under the numerous condition of roof beam, the second kind, the shaft yoke by the centre gripping is taken out and is filled all the time-wasting relatively, can not effectively measure the actual depth dimension of shaft yoke lane to centre bore.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stable in structure, measure accurate, easy dismounting's an utensil of examining that is used for measuring shaft fork lane to centre bore distance.
To achieve these objects and other advantages in accordance with the purpose of the present invention, a checking fixture for measuring a distance from a shaft yoke ball path to a center hole is provided, which includes a bottom plate, a pair of guide rods vertically disposed opposite to each other on one side of the bottom plate, and a positioning rod vertically disposed on the other side of the bottom plate;
a connecting plate is sleeved along the rod body of the guide rod in a sliding manner, the connecting plate horizontally extends to the position right above the positioning rod, and a through clamping groove is formed in the part of the connecting plate corresponding to the positioning rod;
a vertical cylindrical transition sleeve is clamped in the clamping groove, a measuring rod which can slide up and down and is tapered at the bottom is inserted into the transition sleeve, a pressing handle is arranged on the extending part of the upper end of the measuring rod, and the part of the lower end of the measuring rod, which extends out of the transition sleeve, corresponds to the positioning rod;
the dial gauge is arranged on the gauge stand, and a dial gauge with a measuring head facing downwards is arranged on the gauge stand;
the measuring block is fixedly sleeved on the upper part of the guide rod positioned on the transition sleeve;
the support, it is shaft-like, and vertical setting is located on the connecting plate between gauge stand and the measuring block, the top of support still articulates the middle part of a shaft-like rocking arm of a horizontal setting, the measuring block bottom is hugged closely to the one end of rocking arm, the other end and the measuring head looks butt of percentage table.
Preferably, the part that the measuring stick is located the transition cover still overlaps and establishes a spring, the bottom of transition cover inwards sets up interior jut for the restriction spring freely slips off along vertical direction, the part circumference that the measuring stick is located the spring top sets up a pair of stopper, and inconsistent with the spring top, the transition cover top can be dismantled and be provided with the end cover, and its middle part is worn out with the axle center the measuring stick is used for restricting the spring and pop back out the transition cover.
Preferably, the measuring block is transversely provided with a through hole, the measuring block is different from a connecting hole communicated with the through hole is formed in the bottom surface of one end of the rocker arm, a positioning pin is vertically arranged on the corresponding part of the upper surface of the connecting plate, which is located in the connecting hole, and a through pin hole is formed in the upper part of the positioning pin and the through hole in the same direction.
Preferably, the top outer side of the positioning rod is detachably and rotatably provided with a fixing head protruding outwards.
The utility model discloses at least, include following beneficial effect:
1. the centre gripping is stable, and measurement accuracy is high, through placing its stability in the measurement process with the vertical transition cover of following of shaft yoke, still through the percentage table that sets up with the looks butt of measurationing end, the depth dimension of reading shaft yoke lane to centre bore that can be accurate.
2. The ann tears the convenience open, easily operation, during the measurement, inserts from transition cover bottom with the shaft yoke of measurationing, then with the shaft yoke bottom with the locating lever correspond be connected can, convenient dismantlement, measuring effect piece.
3. Can be adapted to the shaft yoke measuring demand of different length, slide the setting with the required height of measuring of shaft yoke of control different length through the connecting plate for the upper and lower of guide rail.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front structural view of the shaft yoke of the present invention;
FIG. 2 is a side view of the shaft yoke of the present invention;
the specification reference numbers indicate: 1. the device comprises a bottom plate, 2, a guide rod, 3, a positioning rod, 4, a connecting plate, 5, a transition sleeve, 6, a measuring rod, 7, a pressing handle, 8, a measuring block, 9, a spring, 10, a support, 11, a rocker arm, 12, a gauge stand, 13, a dial indicator, 14, a fixing head, 15 and a positioning pin.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1-2, a gauge for measuring a distance from a shaft fork ball path to a center hole comprises a bottom plate 1, a pair of guide rods 2 vertically arranged on one side of the bottom plate 1 in an opposite manner, and a positioning rod 3 vertically arranged on the other side of the bottom plate 1;
a connecting plate 4 is sleeved along the rod body of the guide rod 2 in a sliding manner, the connecting plate 4 horizontally extends to the position right above the positioning rod 3, and a through clamping groove is formed in the part, corresponding to the positioning rod 3, of the connecting plate 4;
a vertical cylindrical transition sleeve 5 is clamped in the clamping groove, a measuring rod 6 which can slide up and down and is tapered at the bottom is inserted into the transition sleeve 5, a pressing handle 7 is arranged at the extending part of the upper end of the measuring rod, and the part of the lower end of the measuring rod, which extends out of the transition sleeve 5, corresponds to the positioning rod 3;
the gauge stand 12 is positioned on one side of the connecting plate 4, and a dial indicator 13 with a downward measuring head is arranged on the gauge stand 12;
the measuring block 8 is fixedly sleeved on the upper part of the guide rod 2 positioned on the transition sleeve 5;
the support 10, it is shaft-like, and vertical setting is located on connecting plate 4 between gauge stand 12 and the measuring block 8, the top of support 10 still articulates the middle part of a shaft-like rocking arm 11 of a horizontal setting, measuring block 8 bottom, other end and percentage table 13's measuring head looks butt are hugged closely to the one end of rocking arm 11.
In the above technical scheme, the tip cone at the bottom end of the measuring rod 6 vertically arranged extends into the measuring hole, and the distance from the front end of the tip cone to the rear end of the tip cone is taken, namely the distance from the ball way to the central hole.
During measurement, firstly, the connecting plate 4 is slid and pulled to a certain height along the guide rod 2, then the measured shaft fork central hole end is vertically placed between the positioning rod 3 and the measuring rod 6 upwards, then the distance of the measuring rod 6 is adjusted, the pointed cone at the bottom end of the measuring rod 6 is away from the initial measuring point of the measured shaft fork, then the pressing handle 7 is pressed downwards, so that the pointed cone extends into the measured end point distance in the central hole, at the moment, the part of the upper part of the measuring rod 6, which is positioned outside the transition sleeve 5, is provided with a transverse fixed measuring block 8, one end of the measuring block 8 is abutted against the measuring head of the dial indicator 13, when the overall distance of the measuring rod 6 moves downwards, the measuring block 8 can also move downwards to apply downward pressure to the measuring head, then the pointer of the dial indicator 13 rotates, and the scale of the final pointer pointing dial is the mapping of the central hole depth.
In another kind of technical scheme, the part that measuring stick 6 is located transition cover 5 still overlaps and establishes a spring 9, the bottom of transition cover 5 inwards sets up interior jut for limiting spring 9 along the free landing of vertical direction, measuring stick 6 is located the partial circumference at spring 9 top and sets up a pair of stopper, and inconsistent with spring 9 top, transition cover 5 tops can be dismantled and be provided with the end cover, and its middle part is worn out with the axle center measuring stick 6 for limiting spring 9 to pop back out transition cover 5.
In above-mentioned technical scheme, the interior protruding portion that transition cover 5 bottoms set up is used for restricting the free landing downwards of spring 9, provides vertical ascending resilience support for spring 9 simultaneously, and when measuring stick 6 slided downwards, spring 9 is pressed to its stopper, and when relaxing the pressure of applying on measuring stick 6, measuring stick 6 kick-backs and resumes original height.
In another technical scheme, a through hole is transversely formed in the measuring block 8, the measuring block 8 is different from a connecting hole communicated with the through hole is formed in the bottom surface of one end of the rocker arm 11, a positioning pin 15 is vertically arranged on the corresponding portion, located in the connecting hole, of the upper surface of the connecting plate 4, and a through pin hole is formed in the upper portion of the positioning pin 15 and the through hole in the same direction.
In above-mentioned technical scheme, when measuring stick 6 moves down, the connecting hole of measuring block 8 bottom surface also corresponds and inserts in the connecting hole, and accessible locating pin 15 is horizontal inserts to locating pin 15's pinhole from measuring block 8's through-hole in, forms the temporary fixation to final measurement state, conveniently compares and the record.
Meanwhile, a plurality of pin holes may be vertically provided along the shaft body of the positioning pin 15.
In another technical scheme, a fixing head 14 protruding outwards is detachably and rotatably arranged on the outer side of the top of the positioning rod 3.
In the above technical solution, the fixing head 14 arranged at the outer side of the top of the positioning rod 3 is matched with the inner irregular profile of the shaft fork with a bowl shape.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (4)
1. A detection tool for measuring the distance from a shaft fork ball path to a central hole is characterized by comprising a bottom plate, a pair of guide rods are vertically and oppositely arranged on one side of the bottom plate, and a positioning rod is vertically arranged on the other side of the bottom plate;
a connecting plate is sleeved along the rod body of the guide rod in a sliding manner, the connecting plate horizontally extends to the position right above the positioning rod, and a through clamping groove is formed in the part of the connecting plate corresponding to the positioning rod;
a vertical cylindrical transition sleeve is clamped in the clamping groove, a measuring rod which can slide up and down and is tapered at the bottom is inserted into the transition sleeve, a pressing handle is arranged on the extending part of the upper end of the measuring rod, and the part of the lower end of the measuring rod, which extends out of the transition sleeve, corresponds to the positioning rod;
the dial gauge is arranged on the gauge stand, and a dial gauge with a measuring head facing downwards is arranged on the gauge stand;
the measuring block is fixedly sleeved on the upper part of the guide rod positioned on the transition sleeve;
the support, it is shaft-like, and vertical setting is located on the connecting plate between gauge stand and the measuring block, the top of support still articulates the middle part of a shaft-like rocking arm of a horizontal setting, the measuring block bottom is hugged closely to the one end of rocking arm, the other end and the measuring head looks butt of percentage table.
2. The gauge for measuring the distance from the shaft fork ball path to the central hole as claimed in claim 1, wherein a spring is further sleeved on a portion of the measuring rod located in the transition sleeve, an inner protruding portion is inwardly arranged at the bottom of the transition sleeve and used for limiting the spring to freely slide along the vertical direction, a pair of limiting blocks is circumferentially arranged on a portion of the measuring rod located at the top of the spring and abutted against the top of the spring, an end cover is detachably arranged at the top of the transition sleeve, and the measuring rod penetrates out of the middle portion of the transition sleeve coaxially and is used for limiting the spring to pop back out of the transition sleeve.
3. The gauge for measuring the distance from the shaft fork ball path to the central hole as claimed in claim 1, wherein the measuring block is transversely provided with a through hole, a connecting hole communicated with the through hole is formed in the bottom surface of one end, different from the rocker arm, of the measuring block, a positioning pin is vertically arranged on the upper surface of the connecting plate, corresponding to the connecting hole, and a through pin hole is formed in the upper portion of the positioning pin and the through hole in the same direction.
4. The gauge for measuring the distance from the ball track to the central hole of the shaft fork as claimed in claim 1, wherein the top outer side of the positioning rod is detachably and rotatably provided with a fixing head protruding outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996832.1U CN209820367U (en) | 2019-06-28 | 2019-06-28 | Detection tool for measuring distance from shaft fork ball path to center hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996832.1U CN209820367U (en) | 2019-06-28 | 2019-06-28 | Detection tool for measuring distance from shaft fork ball path to center hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820367U true CN209820367U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920996832.1U Active CN209820367U (en) | 2019-06-28 | 2019-06-28 | Detection tool for measuring distance from shaft fork ball path to center hole |
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| CN (1) | CN209820367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532241A (en) * | 2021-08-12 | 2021-10-22 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
-
2019
- 2019-06-28 CN CN201920996832.1U patent/CN209820367U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532241A (en) * | 2021-08-12 | 2021-10-22 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
| CN113532241B (en) * | 2021-08-12 | 2023-10-03 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
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