CN203719857U - Vertically-lifting embedded spring rigidity measuring device - Google Patents
Vertically-lifting embedded spring rigidity measuring device Download PDFInfo
- Publication number
- CN203719857U CN203719857U CN201420017988.8U CN201420017988U CN203719857U CN 203719857 U CN203719857 U CN 203719857U CN 201420017988 U CN201420017988 U CN 201420017988U CN 203719857 U CN203719857 U CN 203719857U
- Authority
- CN
- China
- Prior art keywords
- rotating disk
- sleeve
- specimen holder
- workbench
- embedded spring
- 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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- A Measuring Device Byusing Mechanical Method (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a vertically-lifting embedded spring rigidity measuring device. The vertically-lifting embedded spring rigidity measuring device comprises a working platform embedded with a turntable, and support legs fixed to the bottom surface of the working platform. A fixing support is mounted on the top surface of the working platform, and the upper end of the fixing support is provided with a spiral micrometer; the head portion of the spiral micrometer is connected with the longitudinal beam of a T-type bracket; the cross beam of the T-type bracket is provided with a digital display force meter; the head portion of the force meter is connected with a measuring head through a support bar; a boss is formed downwards on the bottom surface of the turntable, a threaded hole is formed in the center of the turntable, and a handle is formed on the top surface of the turntable; a sample holder penetrates the threaded hole in the center of the turntable, a convex ring is formed outwards at the top end of the sample holder, and the side wall of the convex ring is provided with a sample holder screw; a stepped sleeve sleeves the sample holder, the upper end of the sleeve is fixedly connected with the working platform through fastening screws, and ball bearings and an inner sleeve are mounted between the side wall of the boss and the inner wall of the sleeve. The vertically-lifting embedded spring rigidity measuring device is convenient to use, can be used for measuring the rigidity of an embedded spring and is convenient and safe to operate and easy to manufacture.
Description
Technical field
The utility model belongs to a kind of rigidity test field of mechanical part, is specifically related to a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing).
Background technology
Spring is a kind of part that utilizes the elastic reaction of material to make, and deformation can occur under external force, removes after external force and restores to the original state again.The rigidity of spring is load increment dF and the ratio of incremental deformation d λ, produces the required load of unit deformation, and the Rigidity Calculation formula of spring is F'=dF/d λ.Characteristic line is the spring of cumulative type, and rigidity increases along with the increase of load; And the spring of type decrescence, rigidity reduces along with the increase of load.As for linear spring, rigidity does not change with load change, i.e. F'=dF/d λ=F/ λ=constant.Therefore,, for the spring with linear pattern characteristic line, its rigidity also becomes spring constant.
Existing spring rate measurement mechanism, can only measure exposed spring rate conventionally.And cannot measure for the spring rate that embeds inside workpiece.
Utility model content
The utility model is for the shortcoming that overcomes the embedded spring rate that exists in prior art and be difficult for measuring proposes, and its objective is a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing) is provided.
Technical characterictic of the present utility model is:
Embedded spring rate measurement mechanism that can VTOL (vertical take off and landing), comprises workbench, and with the fixing leg in workbench bottom surface, fixed support and specimen holder, fixed support is installed on the end face of workbench, and described fixed support upper end is provided with spiral dial gauge; The head of spiral dial gauge is connected with the longeron of T-shaped bracket; On the crossbeam of T-shaped bracket, digital display dynamometer is installed; The head of digital display dynamometer is connected with measuring head by pole; One end of described workbench is embedded with rotating disk, and the bottom surface of described rotating disk forms boss downwards, is formed centrally threaded hole in rotating disk, and the end face of rotating disk is equipped with the handle for rotating; Described specimen holder is column type, and the top of specimen holder outwards forms bulge loop, and the lower end of specimen holder inwardly forms rectangular build stopper slot, on the cylindrical body outer wall of rotating disk, forms external thread, and engages with the threaded hole at the center of rotating disk; Specimen holder screw is installed on the sidewall of bulge loop; The outer cover of specimen holder is equipped with notch cuttype sleeve, on the outer wall of sleeve lower end, pin is installed, and pin inwardly stretches in stopper slot, and sleeve upper end is fixedly connected with by lock-screw with workbench, between the sidewall of boss and sleeve lining, ball bearing is installed; On the bottom surface of the rotating disk directly over ball bearing, inner sleeve is installed.
Described support bracket fastened one end forms flange, and fixed support is installed on the end face of workbench by flange.
The cross sectional dimensions of described pin and the cross sectional dimensions of stopper slot match.
The beneficial effects of the utility model are:
The utility model is easy to use, can measure embedded spring rate, and easy to operate, safety, easy to manufacture simultaneously.The utility model has utilized liftable specimen holder to be convenient to testing sample to carry out dismounting, utilizes spiral dial gauge can drive digital display dynamometer to carry out accurate stepping.
Brief description of the drawings
Fig. 1 is a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing) of the utility model.
Wherein:
1, workbench 2, leg
3, support 4, flange
5, spiral dial gauge 6, bracket
7, longeron 8, crossbeam
9, digital display dynamometer 10, pole
11, measuring head 12, rotating disk
13, boss 14, pin
15, handle 16, specimen holder
17, bulge loop 18, specimen holder screw
19, sleeve 20, lock-screw
21, ball bearing 22, inner sleeve
23, stopper slot 24, workpiece for measurement
25, embedded spring.
Embodiment
Below in conjunction with drawings and the specific embodiments, a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing) of the utility model is elaborated:
As shown in Figure 1, a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing), comprise workbench 1, with the fixing leg 2 in workbench 1 bottom surface, one end forms fixed support 3 and the specimen holder 16 of flange 4, fixed support 3 is installed on the end face of workbench 1 by flange 4, described fixed support 3 upper ends are provided with spiral dial gauge 5; The head of spiral dial gauge 5 is connected with the longeron 7 of T-shaped bracket 6; On the crossbeam 8 of T-shaped bracket 6, digital display dynamometer 9 is installed; The head of digital display dynamometer 9 is connected with measuring head 11 by pole 10; One end of described workbench 1 is embedded with rotating disk 12, and the bottom surface of described rotating disk 12 forms boss 13 downwards, in rotating disk 12, is formed centrally threaded hole, and the end face of rotating disk 12 is equipped with the handle 15 for rotating; Described specimen holder 16 is column type, and the top of specimen holder 16 outwards forms bulge loop 17, and the lower end of specimen holder 16 inwardly forms rectangular build stopper slot 23, forms external thread, and engage with the threaded hole at rotating disk 12 center on the cylindrical body outer wall of rotating disk 12; Specimen holder screw 18 is installed on the sidewall of bulge loop 17; The outer cover of specimen holder 16 is equipped with notch cuttype sleeve 19, on sleeve 19 lower end outer walls, pin 14 is installed, pin 14 inwardly stretches in stopper slot 23, and sleeve 19 upper ends are fixedly connected with by lock-screw 20 with workbench 1, between the sidewall of boss 13 and sleeve 19 inwalls, ball bearing 21 is installed; On the bottom surface of the rotating disk 12 directly over ball bearing 21, inner sleeve 22 is installed.
The cross sectional dimensions of the cross sectional dimensions of described pin 14 and stopper slot 23 matches.
Using method of the present utility model:
Holding handle 15 drives rotating disk 12 to rotate, rotating disk 12 makes specimen holder 16 slow decreasings by ball bearing 21 effects, workpiece for measurement with embedded spring 25 24 is positioned over to specimen holder 16 tops outwards to be formed in bulge loop 17, regulate specimen holder screw 18 to make workpiece for measurement 24 fixing, reverse rotation rotating disk 12 makes specimen holder 16 risings to proper height, note the pole 10 that is now connected with the head of digital display dynamometer 9 can not with the housing contacts of workpiece for measurement 24; Open switch the zeroing of digital display dynamometer 9, slow circumvolve spiral dial gauge 5 to measuring head 11 slightly contacts with the embedded spring 25 of workpiece for measurement 24, record the now scale value of spiral dial gauge 5 and the reading of digital display dynamometer 9, continue rotating screw dial gauge 5 1mm that advances, record the now reading of digital display dynamometer 9, digital display dynamometer 9 twice reading difference are the rigidity value of this embedded spring 25.
Claims (3)
- One kind can VTOL (vertical take off and landing) embedded spring rate measurement mechanism, comprise workbench (1), with the fixing leg (2) in workbench (1) bottom surface, fixed support (3) and specimen holder (16), fixed support (3) is installed on the end face of workbench (1), it is characterized in that: described fixed support (3) upper end is provided with spiral dial gauge (5); The head of spiral dial gauge (5) is connected with the longeron (7) of T-shaped bracket (6); On the crossbeam (8) of T-shaped bracket (6), digital display dynamometer (9) is installed; The head of digital display dynamometer (9) is connected with measuring head (11) by pole (10); One end of described workbench (1) is embedded with rotating disk (12), and the bottom surface of described rotating disk (12) forms boss (13) downwards, in rotating disk (12), is formed centrally threaded hole, and the end face of rotating disk (12) is equipped with the handle (15) for rotating; Described specimen holder (16) is column type, the top of specimen holder (16) outwards forms bulge loop (17), the lower end of specimen holder (16) inwardly forms rectangular build stopper slot (23), on the cylindrical body outer wall of rotating disk (12), forms external thread, and engages with the threaded hole at the center of rotating disk (12); Specimen holder screw (18) is installed on the sidewall of bulge loop (17); The outer cover of specimen holder (16) is equipped with notch cuttype sleeve (19), on the outer wall of sleeve (19) lower end, pin (14) is installed, pin (14) inwardly stretches in stopper slot (23), sleeve (19) upper end is fixedly connected with by lock-screw (20) with workbench (1), between the sidewall of boss (13) and sleeve (19) inwall, ball bearing (21) is installed; On the bottom surface of the rotating disk (12) directly over ball bearing (21), inner sleeve (22) is installed.
- 2. a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing) according to claim 1, it is characterized in that: one end of described fixed support (3) forms flange (4), and fixed support (3) is installed on the end face of workbench (1) by flange (4).
- 3. a kind of embedded spring rate measurement mechanism that can VTOL (vertical take off and landing) according to claim 1, is characterized in that: the cross sectional dimensions of the cross sectional dimensions of described pin (14) and stopper slot (23) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017988.8U CN203719857U (en) | 2014-01-13 | 2014-01-13 | Vertically-lifting embedded spring rigidity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017988.8U CN203719857U (en) | 2014-01-13 | 2014-01-13 | Vertically-lifting embedded spring rigidity measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203719857U true CN203719857U (en) | 2014-07-16 |
Family
ID=51158996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420017988.8U Expired - Fee Related CN203719857U (en) | 2014-01-13 | 2014-01-13 | Vertically-lifting embedded spring rigidity measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203719857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728110A (en) * | 2014-01-13 | 2014-04-16 | 核工业理化工程研究院 | Vertically-lifting embedded spring rigidity measuring device |
| CN104515448A (en) * | 2015-02-01 | 2015-04-15 | 施小萍 | Detection tool |
-
2014
- 2014-01-13 CN CN201420017988.8U patent/CN203719857U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728110A (en) * | 2014-01-13 | 2014-04-16 | 核工业理化工程研究院 | Vertically-lifting embedded spring rigidity measuring device |
| CN104515448A (en) * | 2015-02-01 | 2015-04-15 | 施小萍 | Detection tool |
| CN104515448B (en) * | 2015-02-01 | 2017-07-25 | 施小萍 | Detection instrument |
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Legal Events
| 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: 20140716 Termination date: 20210113 |