CN204007377U - A kind of expansion pin formula dial gauge dial framework - Google Patents
A kind of expansion pin formula dial gauge dial framework Download PDFInfo
- Publication number
- CN204007377U CN204007377U CN201420458296.7U CN201420458296U CN204007377U CN 204007377 U CN204007377 U CN 204007377U CN 201420458296 U CN201420458296 U CN 201420458296U CN 204007377 U CN204007377 U CN 204007377U
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- CN
- China
- Prior art keywords
- expansion pin
- connecting link
- hole
- dial gauge
- screw
- 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
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a kind of expansion pin formula dial gauge dial framework in brightwork field, it forms by the expansion pin formula fixation kit in the bolt hole for being fixedly mounted on shaft coupling with for L shaped that dial gauge is installed, expansion pin formula fixation kit comprises expansion pin, cone piece and connecting link, connecting link penetrates respectively the central through hole of expansion pin and cone piece, the other end of connecting link is provided with the groove of installing L shaped for activity, L shaped is made up of transverse link and longitudinal rod, and the head end of longitudinal rod is provided with for penetrating the mounting hole in groove.Product one-piece construction is simple, is easy to processing, has reduced the financial cost of specific purpose tool, is not subject to the space constraint of shaft coupling simultaneously, and locking is simple, and the use procedure of frame table is easily portable, has improved the degree of accuracy during axle system looks for, and then can guarantee equipment steady running.
Description
Technical field
the utility model relates to brightwork field, is specifically related to a kind of dial framework, particularly a kind of expansion pin formula dial gauge dial framework using in middle process of looking for for large shaft.
Background technology
In the process of large shaft shaft coupling alignment, the large young pathbreaker of its measuring error directly affects the vibrations of axle system, further affects the operational efficiency of equipment.For guaranteeing the accuracy of data, it is very necessary that special indicator bracket seems.
The problems such as traditional indicator bracket adopts magnetic force base conventionally, but looks in middle process and have installing space deficiency at large shaft, and tight power is inadequate.Patent publication No. is the fixed support that discloses a kind of large-size steam turbine Dui Lun center centering in the Chinese patent of CN202350723U, and its complex structure is difficult for processing, and has the situation that locking is difficult.Patent publication No. is to disclose a kind of combined dial indicator positioning frame for adjustment of coupler in the Chinese patent of CN201120342811, and it does not make full use of installing space, has the difficult problem of installing in use procedure.
Utility model content
The purpose of this utility model is to solve above defect, a kind of expansion pin formula dial gauge dial framework is provided, look for for large shaft the special purpose device that in middle process, dial gauge sets up, it is simple for structure, be easy to processing, solve the limited problem of shaft coupling frame table space, improve the degree of accuracy during axle system looks for, and then guaranteed equipment steady running.
The purpose of this utility model is achieved in the following ways:
A kind of expansion pin formula dial gauge dial framework, it forms by the expansion pin formula fixation kit in the bolt hole for being fixedly mounted on shaft coupling with for L shaped that dial gauge is installed.
Expansion pin formula fixation kit comprises expansion pin, cone piece and connecting link, wherein, the center of expansion pin and cone piece is equipped with the central through hole for penetrating connecting link, one end of expansion pin is unexpansive end, unexpansive end is first fit in the bolt hole of shaft coupling, the other end of expansion pin is expanding end, expanding end is provided with the trumpet-shaped embedding opening toward sunken inside, the central through hole conducting of this embedding opening and expansion pin, the front end of cone piece is the conical head for carrying out embedded installation with the embedding opening of expansion pin, connecting link penetrates respectively the central through hole of expansion pin and cone piece, its two ends extend beyond respectively the bolt hole of shaft coupling, one end of connecting link is provided with external thread, and be provided with external thread and match the set nut being spirally connected, the other end of connecting link is provided with the groove of installing L shaped for activity.
L shaped is made up of transverse link and longitudinal rod, the side of transverse link is provided with two above for the horizontal installation through hole of dial gauge is installed, the side of longitudinal rod is provided with two above for longitudinal installation through hole of dial gauge is installed, and the head end of longitudinal rod is provided with for penetrating the mounting hole in groove.
In above-mentioned explanation, as preferred scheme, described connecting link is made up of two sections of connections, be respectively connecting link A and connecting link B, between connecting link A and connecting link B, be connected by screw thread, the end of connecting link A is provided with internal thread, and the head end of connecting link B is provided with internal thread and matches the external thread being spirally connected, set nut is screwed into the head end of connecting link A, and groove is located at the end of connecting link B.Be designed with dismountable two sections of thread joined structures, can guarantee, the in the situation that of narrow space, still can install smoothly.
In above-mentioned explanation, as preferred scheme, the end of described connecting link B is also provided with screw, and this screw vertically penetrates groove and mounting hole, and is screwed into hexagon socket head cap screw in this screw.By regulating the degree of tightness of hexagon socket head cap screw, can voluntary activity L shaped, flexible and convenient operation.
In above-mentioned explanation, as preferred scheme, the side of described transverse link is provided with the screw that vertically penetrates horizontal installation through hole, and the side of described longitudinal rod is also provided with the screw that vertically penetrates longitudinal installation through hole, and in this screw, is screwed into the hexagon socket head cap screw for fixing dial gauge.Any one on transverse link laterally installed through hole and is provided with screw, in the time dial gauge being installed on the horizontal installation through hole in correspondence, all need to be screwed into hexagon socket head cap screw for compressing dial gauge, only need tighten or unscrew hexagon socket head cap screw can facilitate installing/dismounting dial gauge.
In above-mentioned explanation, as preferred scheme, the periphery of described embedding opening is slope, and on slope, is provided with more than three deformation groove for dilatational strain.This kind of structure can ensure still can enter smoothly after Reusability, can also normal mounting and dismounting after repeatedly using.
In above-mentioned explanation, as preferred scheme, described expansion pin is made up of soft copper material.In installation process, unexpansive end is introduced in bolt hole, the expansion pin of soft copper material can ensure still can enter smoothly after Reusability.
The beneficial effect that the utility model produces is as follows:
1) product one-piece construction is simple, is easy to processing, has reduced the financial cost of specific purpose tool;
2) installation process is simple and convenient, is not subject to the space constraint of shaft coupling simultaneously, and locking is simple, and the use procedure of frame table is easily portable;
3) use flexibility and reliability, improved the degree of accuracy during axle system looks for, and then can guarantee equipment steady running;
4) expansion pin structure can guarantee can also normal mounting and dismounting after repeatedly using;
5) expansion pin is selected copper, in use can not hurt the tapped through hole of shaft coupling;
6) two-piece design of connecting link, has ensured also normal mounting to use in narrow space.
Brief description of the drawings
fig. 1 be in the utility model embodiment dial gauge dial framework install and use view;
Fig. 2 is the STRUCTURE DECOMPOSITION view of connecting link in the utility model embodiment;
Fig. 3 is the sectional view of expansion pin in the utility model embodiment;
Fig. 4 is the sectional view of cone piece in the utility model embodiment;
Fig. 5 is the structural representation of L shaped in the utility model embodiment;
Fig. 6 is the A-A direction cut-open view of Fig. 5;
In figure, 1 is expansion pin, and 2 is cone piece, 3 is connecting link A, and 4 is connecting link B, and 5 is shaft coupling, 6 is dial gauge, and 7 is set nut, and 8 is transverse link, 9 is longitudinal rod, and 10 is groove, and 11 is hexagon socket head cap screw, 12 is mounting hole, and 13 is that through hole is laterally installed, and 14 is screw, 15 is external thread, through hole centered by 16, and 17 for embedding opening.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
The present embodiment, with reference to Fig. 1~Fig. 6, its concrete dial framework of implementing is arranged in the bolt hole of shaft coupling 5, and this dial framework is by being fixedly mounted on expansion pin 1 formula fixation kit in the bolt hole of shaft coupling 5 and forming for L shaped that dial gauge 6 is installed.
Expansion pin 1 formula fixation kit comprises the expansion pin 1, cone piece 2 and the connecting link that are made up of soft copper material, as shown in Figure 2, Figure 3 and Figure 4, the center of expansion pin 1 and cone piece 2 is equipped with the central through hole 16 for penetrating connecting link, one end of expansion pin 1 is unexpansive end, unexpansive end is first fit in the bolt hole of shaft coupling 5, the other end of expansion pin 1 is expanding end, and expanding end is provided with the trumpet-shaped embedding opening 17 toward sunken inside, the central through hole conducting of this embedding opening 17 and expansion pin 1.The front end of cone piece 2 is the conical head for carrying out embedded installation with the embedding opening 17 of expansion pin 1, connecting link penetrates respectively the central through hole of expansion pin 1 and cone piece 2, its two ends extend beyond respectively the bolt hole of shaft coupling 5, one end of connecting link is provided with external thread 15, and be provided with external thread 15 and match the set nut 7 being spirally connected, the other end of connecting link is provided with the groove 10 of installing L shaped for activity.Connecting link is made up of two sections of connections, is respectively connecting link A3 and connecting link B4, between connecting link A3 and connecting link B4, is connected by screw thread, and set nut 7 is screwed into the head end of connecting link A3, and groove 10 is located at the end of connecting link B4.
As shown in Figure 5 and Figure 6, L shaped is made up of transverse link 8 and longitudinal rod 9, in the present embodiment, the side of transverse link 8 is provided with two for the horizontal installation through hole 13 of dial gauge 6 is installed, the side of longitudinal rod 9 is provided with three for longitudinal installation through hole of dial gauge 6 is installed, and the head end of longitudinal rod 9 is provided with for penetrating the mounting hole 12 in groove 10.The end of connecting link B4 is also provided with screw 14, and this screw 14 vertically penetrates groove 10 and mounting hole 12, and is screwed into hexagon socket head cap screw 11 in this screw 14.
In addition, the side of transverse link 8 is provided with the screw 14 that vertically penetrates horizontal installation through hole 13, and the side of described longitudinal rod 9 is also provided with the screw 14 that vertically penetrates longitudinal installation through hole, and in this screw 14, is screwed into the hexagon socket head cap screw 11 for fixing dial gauge 6.Any one on transverse link 8 laterally installed through hole 13 and is provided with screw 14, in the time dial gauge 6 being installed on the horizontal installation through hole 13 in correspondence, all need to be screwed into hexagon socket head cap screw 11 for compressing dial gauge 6, only need tighten or unscrew hexagon socket head cap screw 11 can facilitate installing/dismounting dial gauge 6.
When installation, the unexpansive end of expansion pin 1 is first fit in the bolt hole of shaft coupling 5, connecting link A3 is penetrated to the central through hole of cone piece 2 simultaneously, and the corresponding central through hole that penetrates expansion pin 1, penetrate connecting link B4 in other openings at one side, make connecting link A3 and connecting link B4 complete thread connection, then be screwed into set nut 7 at the head end of connecting link A3, in the process being screwed at set nut 7, constantly extruding cone piece 2 embeds its direction to expansion pin 1, set nut 7 completes installation after tightening, now can through hole 13 be laterally installed and longitudinally install on through hole dial gauge 6 is installed at any one, directly can complete installation by tightening six inner-angle nuts, simple and convenient.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as protection domain of the present utility model.
Claims (6)
1. an expansion pin formula dial gauge dial framework, it is characterized in that: it forms by the expansion pin formula fixation kit in the bolt hole for being fixedly mounted on shaft coupling with for L shaped that dial gauge is installed, expansion pin formula fixation kit comprises expansion pin, cone piece and connecting link, wherein, the center of expansion pin and cone piece is equipped with the central through hole for penetrating connecting link, one end of expansion pin is unexpansive end, unexpansive end is first fit in the bolt hole of shaft coupling, the other end of expansion pin is expanding end, expanding end is provided with the trumpet-shaped embedding opening toward sunken inside, the central through hole conducting of this embedding opening and expansion pin, the front end of cone piece is the conical head for carrying out embedded installation with the embedding opening of expansion pin, connecting link penetrates respectively the central through hole of expansion pin and cone piece, its two ends extend beyond respectively the bolt hole of shaft coupling, one end of connecting link is provided with external thread, and be provided with external thread and match the set nut being spirally connected, the other end of connecting link is provided with the groove of installing L shaped for activity, L shaped is made up of transverse link and longitudinal rod, the side of transverse link is provided with two above for the horizontal installation through hole of dial gauge is installed, the side of longitudinal rod is provided with two above for longitudinal installation through hole of dial gauge is installed, the head end of longitudinal rod is provided with for penetrating the mounting hole in groove.
2. a kind of expansion pin formula dial gauge dial framework according to claim 1, it is characterized in that: described connecting link is made up of two sections of connections, be respectively connecting link A and connecting link B, between connecting link A and connecting link B, be connected by screw thread, the end of connecting link A is provided with internal thread, the head end of connecting link B is provided with internal thread and matches the external thread being spirally connected, and set nut is screwed into the head end of connecting link A, and groove is located at the end of connecting link B.
3. a kind of expansion pin formula dial gauge dial framework according to claim 2, is characterized in that: the end of described connecting link B is also provided with screw, this screw vertically penetrates groove and mounting hole, and is screwed into hexagon socket head cap screw in this screw.
4. according to a kind of expansion pin formula dial gauge dial framework described in claim 1~3 any one, it is characterized in that: the side of described transverse link is provided with the screw that vertically penetrates horizontal installation through hole, the side of described longitudinal rod is also provided with the screw that vertically penetrates longitudinal installation through hole, and in this screw, is screwed into the hexagon socket head cap screw for fixing dial gauge.
5. according to a kind of expansion pin formula dial gauge dial framework described in claim 4 any one, it is characterized in that: the periphery of described embedding opening is slope, and on slope, be provided with more than three deformation groove for dilatational strain.
6. according to a kind of expansion pin formula dial gauge dial framework described in claim 5 any one, it is characterized in that: described expansion pin is made up of soft copper material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420458296.7U CN204007377U (en) | 2014-08-14 | 2014-08-14 | A kind of expansion pin formula dial gauge dial framework |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420458296.7U CN204007377U (en) | 2014-08-14 | 2014-08-14 | A kind of expansion pin formula dial gauge dial framework |
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CN204007377U true CN204007377U (en) | 2014-12-10 |
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CN201420458296.7U Expired - Fee Related CN204007377U (en) | 2014-08-14 | 2014-08-14 | A kind of expansion pin formula dial gauge dial framework |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110207572A (en) * | 2019-07-09 | 2019-09-06 | 烟台大学 | A kind of threaded taper hole rotational measuring device |
-
2014
- 2014-08-14 CN CN201420458296.7U patent/CN204007377U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110207572A (en) * | 2019-07-09 | 2019-09-06 | 烟台大学 | A kind of threaded taper hole rotational measuring device |
CN110207572B (en) * | 2019-07-09 | 2020-08-25 | 烟台大学 | Threaded taper hole rotary type measuring device |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150814 |
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EXPY | Termination of patent right or utility model |