CN104236775B - Detector for initial tension of springs - Google Patents
Detector for initial tension of springs Download PDFInfo
- Publication number
- CN104236775B CN104236775B CN201410327457.3A CN201410327457A CN104236775B CN 104236775 B CN104236775 B CN 104236775B CN 201410327457 A CN201410327457 A CN 201410327457A CN 104236775 B CN104236775 B CN 104236775B
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- China
- Prior art keywords
- spring
- sliding seat
- pointer
- initial tension
- cam
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Abstract
The invention discloses a detector for the initial tension of springs. The detector comprises a spring locking part and a spring detecting part. The spring locking part comprises a fixed base and a sliding base, the fixed base and the sliding base are connected through an elastic resetting device, and one end of a spring to be detected is fixed between the fixed base and the sliding base and locked by an eccentric cam locking device connected with the sliding base. The spring detecting part comprises a centre shaft, a pointer and a spring inner ring tensioning device, the pointer and the spring inner ring tensioning device are arranged on the center shaft, and the center shaft is connected with the pointer, the spring inner ring tensioning device and a torque wrench connector. According to the mode, it is not needed to assemble and disassemble a hanging plate frequently, so that the labor intensity is lowered, and especially for the breaking brake springs and the closing brake springs with high requirements, the mass production preparation time can be shortened by about 25% through the detector; in addition, in the process spot check process, the detector has the fast reaction effect and can find the fluctuation of the initial tension of the springs in time.
Description
Technical field
The present invention relates to detection means field, more particularly to a kind of spring initial tension detector.
Background technology
Prior art, when the no shackle extension spring larger to batch carries out initial tension detection, needs continually to load and unload link plate,
Labor intensity is high.The separating brake that particularly has high demands, switching-in spring, the sample testing time accounts for the 50% of debug time, and in mistake
It is impossible to rapid-action efficiency in journey sampling observation, the fluctuation of product initial tension also cannot be found in time.
Content of the invention
The invention mainly solves the technical problem of providing one kind not need repeatedly to load and unload detected spring, and pulling force is examined
The survey time lowers 25% about spring initial tension detector.
For solving above-mentioned technical problem, one aspect of the present invention is: provides a kind of spring initial tension detection
Instrument, comprising:
Spring tight lock part, including fixed seat and sliding seat, described fixed seat is connected by elasticity reset device with sliding seat,
One end of spring to be detected is fixed between fixed seat and sliding seat, and the eccentric cam locking device by being connected with sliding seat
Locking；
Spring sensing parts divide, including axis, pointer and spring inner-ring-tension device, pointer and spring inner-ring-tension device
All on axis, described axis is connected with pointer, spring inner-ring-tension device and torque wrench interface,
Described spring inner-ring-tension device includes ratchet and tensioner regulating part, and described ratchet is with the activity of described axis one end even
Connect, described tensioner regulating part and detent contact；
Described pointer rear is provided with graduated disc.
In a preferred embodiment of the present invention, described fixed seat and sliding seat are V-shaped seat, and fixed seat bottom is arranged in
In one dovetail groove, and fixed by screw.
In a preferred embodiment of the present invention, described eccentric cam locking device includes camshaft, cam and handle,
On described camshaft, handle is connected described cam with cam, and described cam is contacted with sliding seat.
In a preferred embodiment of the present invention, described ratchet is located at spring inner ring, and is to be articulated and connected and axis between.
In a preferred embodiment of the present invention, described tensioner regulating part is bolt, and adjusts ratchet by bolt one end
Position.
In a preferred embodiment of the present invention, described spanner interface is inserted with torque wrench.
In a preferred embodiment of the present invention, described spanner interface is rectangle or rhombus.
In a preferred embodiment of the present invention, described pointer is connected with axis by the little axle of a transition.
In a preferred embodiment of the present invention, described elasticity reset device includes at least 2 back-moving springs.
The invention still further relates to a kind of detection method of spring initial tension detector, including following detecting step:
1) cam is placed extreme lower position by turning handle, and sliding seat is reset to initial position by resetting means；
2) spring one end to be detected is put between sliding seat and fixed seat, and turning handle, promoted using cam and slide
Seat, and spring to be detected is locked；
3) put into axis in the inner ring of the spring other end to be detected, regulating bolt, by ratchet in spring inner ring to be detected
Tensioner, the spring other end to be detected is locked；
4) turn torque wrench, the angle turning on graduated disc by pointer, and corresponding moment of torsion, you can obtain phase
The initial tension value of the spring to be detected answered.
The invention has the beneficial effects as follows: spring initial tension detector of the present invention does not need continually to load and unload link plate, reduces
Labor intensity, the separating brake particularly having high demands, switching-in spring, can be reduced with the present invention for 25% about volume production time, and
And in process sampling observation, rapid-action efficiency can be played, find the fluctuation of product initial tension in time.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, will make to required in embodiment description below
Accompanying drawing be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained other according to these accompanying drawings
Accompanying drawing, wherein:
Fig. 1 is the structural representation of spring initial tension detector one of the present invention preferred embodiment；
Fig. 2 is the left view of the detector of spring initial tension shown in Fig. 1；
Fig. 3 is the top view of the detector of spring initial tension shown in Fig. 1；
In accompanying drawing, the labelling of each part is as follows: 1, support, and 2, fixed seat, 3, sliding seat, 4, resetting means, 5, camshaft,
6th, cam, 7, handle, 9, pointer, 10, the little axle of transition, 11, graduated disc, 12, axis, 13, ratchet, 14, tensioner regulating part, 15,
Spanner interface, 16, spring to be detected.
Specific embodiment
The enforcement it is clear that described will be clearly and completely described to the technical scheme in the embodiment of the present invention below
Example is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection
Enclose.
Refer to Fig. 1-Fig. 3, the embodiment of the present invention includes:
A kind of spring initial tension detector, comprising: spring tight lock part and spring sensing parts.
Spring tight lock part, including fixed seat 2 and sliding seat 3, fixed seat 2 and sliding seat 3 are each provided on a support 1.
Described fixed seat 2 and sliding seat 3 are V-shaped seat, and fixed seat 2 bottom is arranged in the dovetail groove on support 1, and leads to
Cross screw to be fixed on support 1.
Described fixed seat 2 is connected by resetting means 4 with sliding seat 3, and it is multiple that described resetting means 4 includes at least 2 elasticity
Position spring.On sliding seat 3, the initial position of sliding seat 3 is that sliding seat 3 does not stress to elastic reset spring effect, back-moving spring
The position of sliding seat 3 when unclamping.
One end of spring 16 to be detected is fixed between fixed seat 2 and sliding seat 3, and by be connected with sliding seat 3 one
Eccentric cam locking device is locked.The coupling mechanism force of eccentric cam locking device is in opposite direction with elastic reset acting force of the spring,
And active force is more than the power of back-moving spring.
Described eccentric cam locking device includes camshaft 5, cam 6 and handle 7, and described cam 6 is located at described cam
On axle 5, handle 7 is connected with cam 6, and described cam 6 is contacted with sliding seat 3, constrains sliding seat 3, to lock spring 16 to be measured.
The state do not locked is that the cam 6 of locking device is located at extreme lower position, and keeps contacting between sliding seat 3, with
Guarantee between sliding seat and fixed seat, can easily put into spring to be measured.Locking state is to rotate handle 7, makes cam 6 position
Rise, and the projecting surface of cam 6 is contacted with sliding seat 3, promote sliding seat 3 mobile simultaneously, play locking spring 16 to be detected
Effect.
Spring sensing parts divide, including axis 12, pointer 9 and spring inner-ring-tension device, pointer 9 and spring inner-ring-tension
Device, all on axis 12, described axis 12 is connected with pointer 9, spring inner-ring-tension device and torque wrench interface 15,
Described pointer 9 is connected with axis 12 by the little axle of a transition 10, is provided with graduated disc 11 at described pointer 9 rear, refers to
Pin 9 turns over angle and is obtained according to the data of display on graduated disc 11.
Driving torque spanner also rotation spring inner-ring-tension device and pointer 9 simultaneously, spring inner-ring-tension device is located at bullet
On spring inner ring, spring inner-ring-tension device rotates and also just drives spring 16 to be detected to rotate, and shows in conjunction with pointer 9, thus recording
Spring turn over angle.
Described spring inner-ring-tension device includes ratchet 13 and tensioner regulating part 14, described ratchet 13 and described axis 12 1
End is flexibly connected, and described tensioner regulating part 14 is contacted with ratchet 13；
Axis 12 end being hinged with ratchet 13 is put in spring inner ring, and by tensioner regulating part 14 by ratchet 13 and spring
Inner ring locks, and realizes the effect of fixing spring 16 other end to be detected.
Described tensioner regulating part 14 is bolt, and this bolt also little for transition axle 10 is fixed on axis 12 simultaneously, Ke Yitong
Cross bolt 14 one end and adjust ratchet 13 position, to lock spring to be measured.
Unclamp bolt 14, bolt one end is contacted with the separated of ratchet 13, ratchet 13 for free movement state, also just with
Spring inner ring is not locking state；Tighten bolt, bolt one end is contacted with ratchet 13, swing ratchet 13 position to itself and spring
Inner ring contacts, and tensioner locks spring 16 one end to be detected.
Spanner interface 15 is offered, torque wrench is inserted in described spanner interface 15 on described axis 12.Described spanner connects
Mouth 15 is rectangle or rhombus interface, depending on spanner interface 15 shape is according to pinch bar shape.
The detection method of the spring initial tension detector of the present invention, including following detecting step:
1) cam 6 is placed extreme lower position by turning handle 7, and sliding seat 3 is reset to initial position by resetting means 4；
2) spring 16 one end to be detected is put between sliding seat 3 and fixed seat 2, and turning handle 7, pushed away using cam 6
Dynamic sliding seat 3, and spring 16 to be detected is locked；
3) put into axis 12 in the inner ring of spring 16 other end to be detected, regulating bolt 14, by ratchet 13 to be detected
Spring 16 inner-ring-tension, spring 16 other end to be detected is locked；
4) turn torque wrench, the angle turning on graduated disc 11 by pointer 9, and corresponding moment of torsion, you can obtain
Obtain the initial tension value of spring 16 to be detected accordingly.
Spring initial tension detector of the present invention does not need continually to load and unload link plate, reduces labor intensity, particularly requires
High separating brake, switching-in spring, can be reduced with the present invention for 25% about volume production time, and in process sampling observation, permissible
Play rapid-action efficiency, find the fluctuation of product initial tension in time.
The foregoing is only embodiments of the invention, not thereby limit the present invention the scope of the claims, every using this
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in the technology neck of other correlations
Domain, is included within the scope of the present invention.
Claims (8)
1. a kind of spring initial tension detector is it is characterised in that include:
Spring tight lock part, including fixed seat and sliding seat, described fixed seat is connected by elasticity reset device with sliding seat, to be checked
The one end surveying spring is fixed between fixed seat and sliding seat, and the eccentric cam locking device lock by being connected with sliding seat
Tightly；Described eccentric cam locking device includes camshaft, cam and handle, described cam on described camshaft, handle
It is connected with cam, described cam is contacted with sliding seat；
Spring sensing parts divide, and including axis, pointer and spring inner-ring-tension device, pointer and spring inner-ring-tension device are all provided with
On axis, described axis is connected with pointer, spring inner-ring-tension device and torque wrench interface,
Described spring inner-ring-tension device includes ratchet and tensioner regulating part, described ratchet located at spring inner ring, and with axis it
Between for being articulated and connected, described tensioner regulating part and detent contact；
Described pointer rear is provided with graduated disc.
2. spring initial tension detector according to claim 1 is it is characterised in that described fixed seat and sliding seat are v
Type seat, fixed seat bottom is arranged in a dovetail groove, and is fixed by screw.
3. spring initial tension detector according to claim 1 it is characterised in that described tensioner regulating part be bolt, and
Detent positions are adjusted by bolt one end.
4. spring initial tension detector according to claim 1 is it is characterised in that described spanner interface is inserted with moment of torsion and pulls
Handss.
5. spring initial tension detector according to claim 4 is it is characterised in that described spanner interface is rectangle or Pedicellus et Pericarpium Trapae
Shape.
6. spring initial tension detector according to claim 1 it is characterised in that described pointer pass through the little axle of a transition with
Axis connects.
7. spring initial tension detector according to claim 1 is it is characterised in that described elasticity reset device is included at least
2 back-moving springs.
8. the detection method according to the arbitrary described spring initial tension detector of claim 1-7 is it is characterised in that include following
Detecting step:
1) cam is placed extreme lower position by turning handle, and sliding seat is reset to initial position by resetting means；
2) spring one end to be detected is put between sliding seat and fixed seat, and turning handle, promote sliding seat using cam, and
Spring to be detected is locked；
3) put into axis in the inner ring of the spring other end to be detected, regulating bolt, by ratchet in spring inner-ring-tension to be detected,
The spring other end to be detected is locked；
4) turn torque wrench, the angle turning on graduated disc by pointer, and corresponding moment of torsion, you can obtain corresponding
The initial tension value of spring to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327457.3A CN104236775B (en) | 2014-07-10 | 2014-07-10 | Detector for initial tension of springs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327457.3A CN104236775B (en) | 2014-07-10 | 2014-07-10 | Detector for initial tension of springs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104236775A CN104236775A (en) | 2014-12-24 |
| CN104236775B true CN104236775B (en) | 2017-02-01 |
Family
ID=52225296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410327457.3A Expired - Fee Related CN104236775B (en) | 2014-07-10 | 2014-07-10 | Detector for initial tension of springs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104236775B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201964990U (en) * | 2011-01-17 | 2011-09-07 | 卓旦春 | Spring elasticity test device |
| CN202974529U (en) * | 2012-05-24 | 2013-06-05 | 贵州航天天马机电科技有限公司 | Torque test and static pressure test equipment specially for laminated spring group |
| CN203432731U (en) * | 2013-08-23 | 2014-02-12 | 上海中国弹簧制造有限公司 | Horizontal on-line load detection device for suspension spring |
| CN204286656U (en) * | 2014-07-10 | 2015-04-22 | 常州弹簧厂有限公司 | Spring initial tension detector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308230A (en) * | 2012-03-07 | 2013-09-18 | 鸿富锦精密工业（深圳）有限公司 | Measuring device |
-
2014
- 2014-07-10 CN CN201410327457.3A patent/CN104236775B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201964990U (en) * | 2011-01-17 | 2011-09-07 | 卓旦春 | Spring elasticity test device |
| CN202974529U (en) * | 2012-05-24 | 2013-06-05 | 贵州航天天马机电科技有限公司 | Torque test and static pressure test equipment specially for laminated spring group |
| CN203432731U (en) * | 2013-08-23 | 2014-02-12 | 上海中国弹簧制造有限公司 | Horizontal on-line load detection device for suspension spring |
| CN204286656U (en) * | 2014-07-10 | 2015-04-22 | 常州弹簧厂有限公司 | Spring initial tension detector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104236775A (en) | 2014-12-24 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20180710 |