CN109404454A - A kind of mechanical limiting mechanism - Google Patents
A kind of mechanical limiting mechanism Download PDFInfo
- Publication number
- CN109404454A CN109404454A CN201811581069.2A CN201811581069A CN109404454A CN 109404454 A CN109404454 A CN 109404454A CN 201811581069 A CN201811581069 A CN 201811581069A CN 109404454 A CN109404454 A CN 109404454A
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- China
- Prior art keywords
- device assembly
- limiter
- limit
- limiting mechanism
- limit device
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- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 239000000872 buffer Substances 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims description 29
- 238000007906 compression Methods 0.000 claims description 29
- 230000000712 assembly Effects 0.000 claims description 21
- 238000000429 assembly Methods 0.000 claims description 21
- 230000035939 shock Effects 0.000 claims description 19
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000004069 differentiation Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000006173 Good's buffer Substances 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000006317 isomerization reaction Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D71/00—Mechanisms for bringing members to rest in a predetermined position
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of mechanical limiting mechanisms, have rotary axis, being equipped with precision apparatus, higher to security requirement, large-scale or relatively large equipment suitable for industrial robot equipment, photoelectric precision tracking equipment, radar equipment etc..Problem to be solved is to overcome the problems, such as to require mechanical limiting mechanism good buffer effect, shafting rotational angle range big in the large-scale or relatively large equipment with rotary axis but cause shafting to bear the biggish bending force perpendicular to rotation axis direction because of asymmetric stress during limiting buffer.The present invention passes through the isomerization design of Liang Zhong buffer module mechanism, the isomerization design at collision block both ends, rotary shaft is subjected only to the effect of torsional load during realization limiting buffer, under the premise of ensuring to have the rotary axis larger angle range of mechanical limiting mechanism, the safety and reliability of system is improved.
Description
Technical field
The present invention relates to the technical fields of mechanical limiting mechanism, and in particular to a kind of mechanical limiting mechanism.
Background technique
In order to guarantee work that industrial robot can be safe and reliable in automation or intelligent production line, many situations
Under generallyd use structure hard hit hit limit, power sensing self-locking limit, it is soft limit etc. limits measure.In order to improve the reliable of limit
Property, the common limit method combined is often limited with electricity using mechanical position limitation.And current industrial robot frequently with machine
Tool limit method, although ensure that the safety of people around or object, has industrial robot itself mostly with biggish shock
Biggish security risk.With the raising of industrial robot measure of precision and the expansion of achieved function, because of misoperation or
Larger shock when mechanical position limitation works caused by external interference, will certainly cause industrial robot performance indicator itself
Reduce and be installed on the damage of the precision apparatus on industrial machine human body.So designing good buffer effect, shafting angle of rotation
It spends that range is big, mechanical limiting mechanism of symmetrical stress during limiting buffer, is of great significance to practical application.
Summary of the invention
Machine is required in the large-scale or relatively large equipment with rotary axis the technical problem to be solved by the present invention is overcoming
Tool position-limit mechanism good buffer effect, shafting rotational angle range are big but cause during limiting buffer because of asymmetric stress
Shafting bears the problem of biggish bending force perpendicular to rotation axis direction.
The technical solution adopted by the present invention to solve the technical problems is: a kind of mechanical limiting mechanism, by collision block, limiter
Bracket, No.1 limiter seat, No.1 compression bar, No.1 spring, No.1 plug screw, No. two limiter seats, No. two compression bars, No. two springs,
No. two plug screw compositions；No.1 limiter seat, No.1 compression bar, No.1 spring, No.1 plug screw form No.1 and limit device assembly；No.1 pressure
Bar, No.1 spring, No.1 plug screw are installed in series along the axis of the cylindrical stepped holes of No.1 limiter seat, real by No.1 spring
The impact now come to the transmitting of No.1 compression bar carries out buffer shock-absorbing；No. two limiter seats, No. two compression bars, No. two springs, No. two plug screws
Form No. two limit device assemblies；1 No. two compression bar, 1 No. two spring, 1 one group of No. two plug screws formation, totally 2 groups, respectively along two
The axis of 2 cylindrical stepped holes of number limiter seat is installed in series, and is realized by 2 No. two springs and is passed to 2 No. two compression bars
It passs the impact come and carries out buffer shock-absorbing；Under working condition, collision block passes through screw and pin and rotation axis connection；No.1 limits device assembly
It is connect by screw and pin with check bracket with No. two limit device assemblies.
The collision block has first shock end corresponding with No.1 limit device assembly and No. two limit device assemblies respectively
With second shock end；Under the normal operating conditions that mechanical limiting mechanism does not play a role, No.1 limit device assembly is hit to second
Hit the rotation at end, No. two limit device assemblies do not generate interference to the rotation at first shock end.
The No.1 limit device assembly and No. two limit device assemblies are designed in topology layout and in appearance using differentiation；
In buffering course, No.1 limits the opplied moment phase always of the opposite ends of device assembly and No. two limit device assemblies head-on collision blocks
Together.
The No.1 limit device assembly and No. two limit device assemblies respectively have 2 sets；And corresponding every group of No.1 limiter
Component and No. two limit device assemblies are symmetrical about the plane for crossing rotating shaft axis.
The advantages of the present invention over the prior art are that:
Being suitable for industrial robot equipment, photoelectric precision tracking equipment, radar equipment etc. the present invention relates to one kind has rotation
The mechanical limiting mechanism of shaft system, being equipped with precision apparatus, higher to security requirement, large-scale or relatively large equipment, tool
Body says, is a kind of to require mechanical limiting mechanism buffering effect in the large-scale or relatively large equipment with rotary axis
It is biggish vertical that good, shafting rotational angle range causes shafting to be born greatly but during limiting buffer because of asymmetric stress
In the bending force in rotation axis direction the problem of, and a kind of mechanical limiting mechanism designed.Good buffer effect of the present invention, shafting
Rotational angle range is big, and makes shaft symmetrical stress during limiting buffer.
Detailed description of the invention
Fig. 1 is a kind of mechanical limiting mechanism main view；
Fig. 2 is a kind of mechanical limiting mechanism top view；
Fig. 3 is the main view of collision block；
Fig. 4 is the top view of collision block；
Fig. 5 is the main view that No.1 limits device assembly；
Fig. 6 is the top view that No.1 limits device assembly；
Fig. 7 is the left view that No.1 limits device assembly；
Fig. 8 is the main view of No. two limit device assemblies；
Fig. 9 is the top view of No. two limit device assemblies；
Figure 10 is the left view of No. two limit device assemblies.
In figure: 1 is collision block, and 2 be check bracket, and 3 be No.1 limiter seat, and 4 be No.1 compression bar, and 5 be No.1 spring, 6
It is No. two limiter seats for No.1 plug screw, 7,8 is No. two compression bars, 9 is No. two springs, 10 is No. two plug screws, 11 is second shock
End, 12 be first shock end.
Specific embodiment
With reference to the accompanying drawing and the present invention is discussed in detail in specific embodiment.
As shown in Figure 1 and Figure 2, a kind of novel mechanical position-limit mechanism of the invention is limited by collision block 1, check bracket 2, No.1
Position device seat 3, No.1 compression bar 4, No.1 spring 5, the spring 9, two of compression bar 8, two of limiter seat 7, two of No.1 plug screw 6, two
Plug screw 10 forms；No.1 limiter seat 3, No.1 compression bar 4, No.1 spring 5, No.1 plug screw 6 form No.1 and limit device assembly；No.1
Compression bar 4, No.1 spring 5, No.1 plug screw 6 are installed in series along the axis of the cylindrical stepped holes of No.1 limiter seat 3, pass through No.1
Spring 5 realizes that the impact come to the transmitting of No.1 compression bar 4 carries out buffer shock-absorbing；No. two springs of compression bar 8, two of limiter seat 7, two
9, No. two plug screws 10 form No. two limit device assemblies；1 No. two plug screw 10 of 9,1, No. two springs of No. two compression bars 8,1 forms one
Group, totally 2 groups, the axis along 2 cylindrical stepped holes of No. two limiter seats 7 is installed in series respectively, passes through 2 No. two springs 9
Realize that the impact come to 2 No. two compression bars 8 transmitting carries out buffer shock-absorbing；Under working condition, collision block 1 passes through screw and pin and rotation
Axis connection；No.1 limits device assembly and is connect by screw and pin with check bracket 2 with No. two limit device assemblies；No.1 limiter
Component and No. two limit device assemblies respectively have 2 sets；And corresponding every group of No.1 limit device assembly and No. two limit device assemblies about
The plane for crossing rotating shaft axis is symmetrical.
As shown in Figure 3, Figure 4, collision block 1 has limits device assembly and No. two limit device assemblies corresponding the with No.1 respectively
One hits end 12 and second shock end 11；Under the normal operating conditions that mechanical limiting mechanism does not play a role, No.1 limiter
Component does not generate interference to the rotation at first shock end 12 to the rotation at second shock end 11, No. two limit device assemblies；Collision block 1 is logical
Cross screw and pin and rotation axis connection, the side at first shock end 12 and second shock end 11 (when shock with limit device assembly
Contact surface) by rotating shaft axis, and there is preferable hardness and surface smoothness；When work, first shock end 12 can be suitable
Benefit passes through corresponding U-lag on No. two limiter seats 7, and second shock end 11 can pass through No.1 limiter seat 3.
As shown in Fig. 5, Fig. 6, Fig. 7,15,1 No.1 of No.1 spring of No.1 compression bar 4,1 of No.1 limiter seat 3,1
Plug screw 6 forms No.1 and limits device assembly；No.1 compression bar has preferable hardness and surface smoothness.
As shown in Fig. 8, Fig. 9, Figure 10,2 No. two compression bars 8,2 No. two springs 9,2 No. two of No. two limiter seats 7,2
Plug screw 10 forms No. two limit device assemblies；No. two compression bars have preferable hardness and surface smoothness.
Test result shows that this specific implementation has good effectiveness in vibration suppression, and guiding accuracy is very high, basic without laterally
It shakes.
Claims (4)
1. a kind of mechanical limiting mechanism, it is characterised in that: by collision block (1), check bracket (2), No.1 limiter seat (3), one
Number compression bar (4), No.1 spring (5), No.1 plug screw (6), No. two limiter seats (7), No. two compression bars (8), No. two springs (9), two
Number plug screw (10) composition；No.1 limiter seat (3), No.1 compression bar (4), No.1 spring (5), No.1 plug screw (6) form No.1 limit
Position device assembly；No.1 compression bar (4), No.1 spring (5), No.1 plug screw (6) along No.1 limiter seat (3) cylindrical stepped holes
Axis is installed in series, by No.1 spring (5) realize to No.1 compression bar (4) transmitting come impact progress buffer shock-absorbing；1 No. two
Limiter seat (7), 2 No. two compression bars (8), 2 No. two springs (9), 2 No. two plug screws (10) form 1 No. two limiter group
Part；1 No. two compression bar (8), 1 No. two spring (9), 1 No. two plug screw (10) form one group, totally 2 groups, limit respectively along No. two
The axis of 2 cylindrical stepped holes of device seat (7) is installed in series, and is realized by 2 No. two springs (9) to 2 No. two compression bars (8)
The impact that transmitting comes carries out buffer shock-absorbing；Under working condition, collision block (1) passes through screw and pin and rotation axis connection；No.1 limit
Device assembly is connect by screw and pin with check bracket (2) with No. two limit device assemblies.
2. a kind of mechanical limiting mechanism according to claim 1, it is characterised in that: the collision block (1) have respectively with
No.1 limits device assembly and the corresponding first shock end (12) of No. two limit device assemblies and second shock end (11)；It is limited in machinery
Under the normal operating conditions that does not play a role of position mechanism, No.1 limits rotation of the device assembly to second shock end (11), No. two limits
Position device assembly does not generate interference to the rotation of first shock end (12).
3. a kind of mechanical limiting mechanism according to claim 1, it is characterised in that: the No.1 limits device assembly and two
Number limit device assembly topology layout in appearance using differentiation design；In buffering course, No.1 limits device assembly and two
Number limit device assembly head-on collision block (1) opposite ends opplied moment it is identical always.
4. a kind of mechanical limiting mechanism according to claim 1, it is characterised in that: the No.1 limits device assembly and two
Number limit device assembly respectively there are 2 sets；And corresponding every group of No.1 limit device assembly and No. two limit device assemblies are about rotary shaft excessively
The plane of axis is symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811581069.2A CN109404454A (en) | 2018-12-24 | 2018-12-24 | A kind of mechanical limiting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811581069.2A CN109404454A (en) | 2018-12-24 | 2018-12-24 | A kind of mechanical limiting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109404454A true CN109404454A (en) | 2019-03-01 |
Family
ID=65461254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811581069.2A Pending CN109404454A (en) | 2018-12-24 | 2018-12-24 | A kind of mechanical limiting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109404454A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362063A (en) * | 2022-02-15 | 2022-04-15 | 重庆工业职业技术学院 | Battery cell sheath stripping equipment |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2714493B1 (en) * | 1977-03-31 | 1978-02-09 | Siemens Ag | LIMIT SWITCH FOR A SHAFT DRIVEN OVER A LARGER ROTATION ANGLE |
| US4910419A (en) * | 1988-05-16 | 1990-03-20 | Tsubakimoto Chain Co. | Overload detection mechanism for motor-driven linear actuator |
| WO2002103141A2 (en) * | 2001-06-19 | 2002-12-27 | Delphi Technologies, Inc. | Power cinching striker assembly |
| AU2003230327A1 (en) * | 2002-05-13 | 2003-11-11 | Sung Ku Kang | Vehicular impact absorbing apparatus having cushion pins |
| CN102096184A (en) * | 2010-12-20 | 2011-06-15 | 中国科学院光电技术研究所 | Improved mechanical limiting mechanism for pitch axis of telescope |
| CN103925319A (en) * | 2014-04-24 | 2014-07-16 | 中国科学院光电技术研究所 | Mechanical buffering stop device |
| CN204113980U (en) * | 2014-09-24 | 2015-01-21 | 北京无线电计量测试研究所 | A kind of mechanical position limitation mechanism |
| CN204438024U (en) * | 2015-01-12 | 2015-07-01 | 上海复弘科技发展有限公司 | Shadowless lamp lamp holder rotating shaft stopping means |
| CN106062489A (en) * | 2014-02-19 | 2016-10-26 | 罗讷德·P·可丽欧 | Torsion limiter devices, systems and methods and solar trackers incorporating torsion limiters |
| JP2017024683A (en) * | 2015-07-28 | 2017-02-02 | 株式会社ジェイテクト | Vehicular steering device |
| CN107601217A (en) * | 2017-11-07 | 2018-01-19 | 重庆工业职业技术学院 | Lowering or hoisting gear and its application method |
| CN209262132U (en) * | 2018-12-24 | 2019-08-16 | 重庆工业职业技术学院 | A kind of mechanical limiting mechanism |
-
2018
- 2018-12-24 CN CN201811581069.2A patent/CN109404454A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2714493B1 (en) * | 1977-03-31 | 1978-02-09 | Siemens Ag | LIMIT SWITCH FOR A SHAFT DRIVEN OVER A LARGER ROTATION ANGLE |
| US4910419A (en) * | 1988-05-16 | 1990-03-20 | Tsubakimoto Chain Co. | Overload detection mechanism for motor-driven linear actuator |
| WO2002103141A2 (en) * | 2001-06-19 | 2002-12-27 | Delphi Technologies, Inc. | Power cinching striker assembly |
| AU2003230327A1 (en) * | 2002-05-13 | 2003-11-11 | Sung Ku Kang | Vehicular impact absorbing apparatus having cushion pins |
| CN102096184A (en) * | 2010-12-20 | 2011-06-15 | 中国科学院光电技术研究所 | Improved mechanical limiting mechanism for pitch axis of telescope |
| CN106062489A (en) * | 2014-02-19 | 2016-10-26 | 罗讷德·P·可丽欧 | Torsion limiter devices, systems and methods and solar trackers incorporating torsion limiters |
| CN103925319A (en) * | 2014-04-24 | 2014-07-16 | 中国科学院光电技术研究所 | Mechanical buffering stop device |
| CN204113980U (en) * | 2014-09-24 | 2015-01-21 | 北京无线电计量测试研究所 | A kind of mechanical position limitation mechanism |
| CN204438024U (en) * | 2015-01-12 | 2015-07-01 | 上海复弘科技发展有限公司 | Shadowless lamp lamp holder rotating shaft stopping means |
| JP2017024683A (en) * | 2015-07-28 | 2017-02-02 | 株式会社ジェイテクト | Vehicular steering device |
| CN107601217A (en) * | 2017-11-07 | 2018-01-19 | 重庆工业职业技术学院 | Lowering or hoisting gear and its application method |
| CN209262132U (en) * | 2018-12-24 | 2019-08-16 | 重庆工业职业技术学院 | A kind of mechanical limiting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362063A (en) * | 2022-02-15 | 2022-04-15 | 重庆工业职业技术学院 | Battery cell sheath stripping equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |