CN108591356B - Buffer device - Google Patents
Buffer device Download PDFInfo
- Publication number
- CN108591356B CN108591356B CN201810630587.2A CN201810630587A CN108591356B CN 108591356 B CN108591356 B CN 108591356B CN 201810630587 A CN201810630587 A CN 201810630587A CN 108591356 B CN108591356 B CN 108591356B
- Authority
- CN
- China
- Prior art keywords
- spring
- ejector rod
- end part
- connector
- rod
- 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.)
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- 239000000872 buffer Substances 0.000 title claims abstract description 31
- 230000003139 buffering effect Effects 0.000 claims abstract description 23
- 239000000243 solution Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a buffer device, comprising: a pull rod; the connector comprises a connector main body, a first end part and a second end part, wherein a bearing hole connected with a needle bearing is formed in the connector main body, the first end part and the second end part are respectively arranged on the connector main body, the first end part and the second end part are 60-120 degrees, and the first end part is connected with the pull rod; the spring assembly comprises a first ejector rod and a spring sleeved on the first ejector rod, and the first ejector rod is connected with the second end part and used for buffering the stress of the pull rod. The third buffering is realized through the first spring, the second spring, the third spring and the second ejector rod (wherein the first spring and the second spring are the first buffering), the traditional hard contact buffering is replaced, the resilience force is small, the buffering maximum force is adjustable, the adjustment can be carried out according to the actual requirement, and the universality is strong.
Description
Technical Field
The invention relates to the technical field of buffer devices.
Background
Along with degree of automation is higher and higher, the drive assembly in the automatic production line is when carrying out work, its impact to equipment production also is bigger and bigger to influence the holistic life of equipment, in addition, the greater to equipment impact, the noise pollution that causes also increases, and current buffer, for example the buffer of patent number 201610329223.1, it mainly utilizes first bolster and second bolster can absorb impact energy simultaneously, thereby can furthest improve buffer's speed of absorbing impact energy, but this buffering process is hard hedging, impact force to buffer is great, fragile, and produce great resilience force, in addition, can't carry out buffer force's regulation.
In view of the above-mentioned drawbacks of the conventional buffer device, the present inventors have actively studied and innovated based on the fact that the design and manufacture of such products have been performed for many years and in combination with the application of the theory, so as to create a buffer device with more practicability. After continuous research and design and repeated sample test and improvement, the invention with practical value is finally created.
Disclosure of Invention
The invention aims to overcome the defects of the prior buffer device, and provides the buffer device which has adjustable buffer force, can buffer through the spring, overcomes the traditional hard contact, prolongs the service life of the buffer device, is more practical and has industrial utilization value.
The aim and the technical problems of the invention are realized by adopting the following technical proposal.
A cushioning device comprising:
a pull rod;
the connector comprises a connector main body, a first end part and a second end part, wherein a bearing hole connected with a needle bearing is formed in the connector main body, the first end part and the second end part are respectively arranged on the connector main body, the first end part and the second end part are 60-120 degrees, and the first end part is connected with the pull rod;
the spring assembly comprises a first ejector rod and a spring sleeved on the first ejector rod, and the first ejector rod is connected with the second end part and used for buffering the stress of the pull rod.
As a preferable technical scheme, the buffer device further comprises a second ejector rod fixedly arranged at the top of the buffer device and positioned on the same vertical plane as the first ejector rod, and the second ejector rod is used for limiting the operation of the first ejector rod.
As a preferable technical scheme, the first end is provided with two parallel and opposite struts, the end of the pull rod connected with the first end is provided with a circular ring, and the circular ring is sleeved on a second connecting rod for connecting the two struts. The non-fixed connection mode can prevent the angle from changing when the pull rod applies force to the connector, thereby facilitating the force application.
As a preferred technical solution, the springs in the spring assembly include a first spring and a second spring, and a spring connector is disposed between the first spring and the second spring.
As a preferable technical solution, the spring connector is a cylindrical connector with a through hole inside, and a baffle is vertically disposed along a length direction of the connector.
As a preferable technical scheme, the spring further comprises a limiting plate, wherein a plurality of groups of limiting holes are formed in the limiting plate, and the diameter of each limiting hole is larger than that of the first ejector rod and smaller than that of the spring;
the upper end of the first ejector rod is provided with a clamping block, and the diameter of the clamping block is larger than that of the limiting hole.
As a preferable technical scheme, the novel hydraulic lifting device further comprises a third spring, wherein two ends of the third spring are respectively sleeved at the upper end part of the first ejector rod and the lower end part of the second ejector rod, and clamping blocks are arranged at the upper end part of the first ejector rod and the lower end part of the second ejector rod and used for fixing the third spring.
As a preferable technical scheme, the second ejector rod is fixed at the top of the recovery device through an outer hexagon bolt.
As a preferable technical scheme, the pull rod, the connector and the buffer device are arranged in parallel.
By adopting the technical scheme, the following technical effects can be realized:
1) The first spring, the second spring, the third spring and the second ejector rod are used for realizing three-time buffering (wherein the first spring and the second spring are used for buffering for the first time) to replace the traditional hard contact buffering, the resilience force is small, the maximum buffering force is adjustable, the adjustment can be carried out according to actual requirements, and the universality is strong;
2) The horizontal thrust is converted into force in the vertical direction through the connector, so that the occupied area of the equipment is reduced, and the device is compact in structure, and most of components are detachably connected, so that the device is convenient to install, maintain and replace.
Drawings
FIG. 1 is a schematic view of a buffer device according to the present invention;
FIG. 2 is a cross-sectional view of a cushioning device of the present invention;
FIG. 3 is a schematic diagram of a spring connector according to the present invention;
the device comprises a 1-mounting frame, a 101-first side plate, a 102-first connecting rod, a 2-pull rod, a 3-connector, a 301-connector body, a 302-first end, a 303-second end, a 4-needle bearing, a 5-through type squeeze nozzle, a 6-first ejector rod, a 7-first spring, an 8-second spring, a 9-spring connector, a 901-baffle plate, a 10-second ejector rod, a 11-third spring, a 12-limiting plate, 1201-limiting holes and 13-second connecting rods.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention to achieve the preset purpose, the detailed description of the specific embodiments, features and effects of the buffering device according to the present invention is given below.
As shown in fig. 1-2, the present invention discloses a buffering device, comprising:
the mounting frame 1 comprises a first side plate 101, a second side plate and a third side plate which are respectively and vertically connected with two ends of the first side plate 101, wherein the top of the first side plate 101 is in a bent shape, and a plurality of threaded holes for mounting a second ejector rod 10 are formed in the upper part of the first side plate;
the pull rod 2 is used for connecting the equipment driving assembly and the buffer device, so that the force transmitted by the equipment driving assembly is buffered through the buffer device, thereby reducing the equipment loss and prolonging the service life of the equipment;
the connector 3 comprises a connector main body 301, a first end 302 and a second end 303, wherein bearing holes connected with the needle bearings 4 are formed in the connector main body 301, the first end 302 and the second end 303 are respectively arranged on the connector main body 301, the first end 302 is 60-120 degrees with the second end 303, the first end 302 is connected with the pull rod 2, a first connecting rod 102 is arranged between a second side plate and a third side plate of the mounting frame 1, the connector main body 301 is arranged on the first connecting rod 102, the needle bearings 4 are arranged between the connector main body 301 and the first connecting rod 102, so that the connector 3 can freely rotate around the first connecting rod 102, in addition, through-type oil injection nozzles 5 used for injecting lubricating oil are arranged on the needle bearings 4, the maintenance of the connector 3 is facilitated, the service life of the connector is prolonged, and in addition, the first end 302 and the second end 303 which are in an angle are used for converting horizontal force of a device driving assembly into vertical force;
the spring assembly comprises a first ejector rod 6 and a spring sleeved on the first ejector rod 6, wherein the first ejector rod 6 is connected with the second end 303 and used for buffering the stress of the pull rod 2.
As a preferred technical solution, the device further comprises a second ejector rod 10 fixedly arranged at the top of the buffer device, specifically, in a threaded hole at the top of the first side plate 101 and in the same vertical plane as the first ejector rod 6, for limiting the operation of the first ejector rod 6, when the first ejector rod 6 is forced to move upwards and finally directly contacts with the second ejector rod 10 and buffers the force of the driving assembly again.
As a preferred technical solution, the first end 302 is provided with two parallel and opposite struts, the end of the pull rod 2 connected with the first end 302 is provided with a ring, the ring is sleeved on the second connecting rod 13 connecting the two struts, and the non-fixed connection mode can avoid the change of angles when the pull rod 2 applies force to the connector 3, so that the force is applied conveniently.
As a preferred technical solution, the springs in the spring assembly include a first spring 7 and a second spring 8, and a spring connector 9 is provided between the first spring 7 and the second spring 8, so that in order to increase the buffering force of the spring assembly, two springs are provided, the buffering force is increased by increasing the length of the springs, in addition, in order to prevent the long springs from being easily tired, damaged, offset, etc., the springs are provided in two, and are connected through the spring connector 9, specifically, as shown in fig. 3, the spring connector 9 is a cylindrical connector with a through hole inside, and is sleeved on the first ejector rod 6, and a baffle 901 is vertically provided along the length direction of the spring connector 9 for blocking the two springs and preventing the two springs from being wound together.
As a preferred technical scheme, the connector further comprises a limiting plate 12, a plurality of groups of limiting holes 1201 are formed in the limiting plate 12, the diameter of each limiting hole 1201 is larger than that of the first ejector rod 6 and smaller than that of a spring, specifically, the diameter of each limiting hole 1201 is larger than that of a main body of the first ejector rod 6, so that the first ejector rod 6 can freely move up and down in the limiting plate, and the diameter of each limiting hole is smaller than that of the spring, so that the spring can move between the connector 3 and the limiting plate 12;
the upper end of the first ejector rod 6 is provided with a clamping block, the diameter of the clamping block is larger than that of the limiting hole 1201, the limiting hole 1201 on the limiting plate 12 and the connector 3 limit the running path of the first ejector rod 6, and in addition, the arrangement of the clamping block is used for preventing the pull rod 2 from moving downwards to be separated from the running track under the acting force of the pull rod 2 in the rebound process.
As a preferred technical scheme, the novel hydraulic buffer further comprises a third spring 11, two ends of the third spring 11 are respectively sleeved on the upper end part of the first ejector rod 6 and the lower end part of the second ejector rod 10, clamping blocks are arranged on the upper end part of the first ejector rod 6 and the lower end part of the second ejector rod 10 and used for fixing the third spring 11, and the arrangement of the third spring 11 serves as another buffer barrier and can further apply downward acting force to the first ejector rod 6.
As a preferable technical scheme, the second ejector rod 10 is fixed at the top of the recovery device through the outer hexagon bolt, and the second ejector rod 10 and the recovery device are in a detachable connection mode, so that the position of the second ejector rod 10 can be conveniently adjusted according to actual requirements, and the maximum buffering force is adjusted, so that the device is more suitable for actual conditions.
As a preferred technical solution, the tie rod 2, the connector 3 and the buffer device are arranged in parallel in groups.
When in actual use, one end of the pull rod 2 is connected with the driving component, when the driving component is stopped, the driving component converts the horizontal acting force of the pull rod 2 into the upward acting force through the connector 3 due to the inertia force, and the buffering and conversion of the force are realized through the downward acting forces of the first spring 7, the second spring 8, the third spring 11 and the second ejector rod 10, the traditional hard conversion is overcome, the buffering force of the spring is relaxed, the rebound force is small, and the rebound effect of the driving component is realized, in addition, the adjustment of the maximum buffering force is realized due to the adjustable second ejector rod 10, so that the device is more suitable for practical use.
The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.
Claims (5)
1. A cushioning device, comprising:
a pull rod (2);
the connector (3) comprises a connector main body (301) internally provided with a bearing hole connected with a needle bearing (4), and a first end part (302) and a second end part (303) which are respectively arranged on the connector main body (301), wherein the first end part (302) and the second end part (303) form 60-120 degrees, and the first end part (302) is connected with the pull rod (2);
the spring assembly comprises a first ejector rod (6) and a spring sleeved on the first ejector rod (6), wherein the first ejector rod (6) is connected with the second end (303) and is used for buffering the stress of the pull rod (2);
the second ejector rod (10) is fixedly arranged at the top of the buffer device and is positioned on the same vertical plane as the first ejector rod (6) and used for limiting the operation of the first ejector rod (6);
the springs in the spring assembly comprise a first spring (7) and a second spring (8), and a spring connector (9) is arranged between the first spring (7) and the second spring (8);
the spring connector (9) is a cylindrical connector with a through hole inside, and a baffle plate (901) is vertically arranged along the length direction of the spring connector (9);
the novel hydraulic lifting device is characterized by further comprising a third spring (11), wherein two ends of the third spring (11) are respectively sleeved at the upper end part of the first ejector rod (6) and the lower end part of the second ejector rod (10), and clamping blocks are respectively arranged at the upper end part of the first ejector rod (6) and the lower end part of the second ejector rod (10) and used for fixing the third spring (11);
and three buffering is realized through the first spring (7), the second spring (8), the third spring (11) and the second ejector rod (10).
2. Buffer device according to claim 1, characterized in that the first end (302) is provided with two parallel and opposite struts, the end of the tie rod (2) connected to the first end (302) is provided with a ring which is sleeved on a second tie rod (13) connecting the two struts.
3. The buffering device according to claim 1, further comprising a limiting plate (12), wherein a plurality of groups of limiting holes (1201) are formed in the limiting plate (12), and the diameter of the limiting holes (1201) is larger than the diameter of the first ejector rod (6) and smaller than the diameter of the spring;
the upper end part of the first ejector rod (6) is provided with a clamping block, and the diameter of the clamping block is larger than that of the limiting hole (1201).
4. The cushioning device according to claim 1, characterized in that the second ram (10) is fixed to the top of the cushioning device by means of an external hexagonal bolt.
5. Buffer according to claim 1, characterized in that the tie rod (2), the connector (3) and the buffer are arranged in parallel in groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630587.2A CN108591356B (en) | 2018-06-19 | 2018-06-19 | Buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630587.2A CN108591356B (en) | 2018-06-19 | 2018-06-19 | Buffer device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108591356A CN108591356A (en) | 2018-09-28 |
| CN108591356B true CN108591356B (en) | 2024-02-27 |
Family
ID=63628644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810630587.2A Active CN108591356B (en) | 2018-06-19 | 2018-06-19 | Buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591356B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823085Y (en) * | 2005-09-19 | 2006-10-04 | 李浪波 | Structure of actuator |
| CN101617157A (en) * | 2007-03-09 | 2009-12-30 | 费希尔控制产品国际有限公司 | Be used in the diaphragm actuators to change the device of effective spring rate |
| CN202574411U (en) * | 2012-04-06 | 2012-12-05 | 浙江永田汽车配件有限公司 | Van compartment breast board labor-saving buffer device |
| CN202984567U (en) * | 2012-09-24 | 2013-06-12 | 北京机电研究所 | Fin ejection device |
| KR20140056632A (en) * | 2012-10-30 | 2014-05-12 | 이예라 | Saddle buffer of bicycle |
| CN105822720A (en) * | 2016-04-29 | 2016-08-03 | 无锡港盛重型装备有限公司 | Electric car damping device |
| CN208605543U (en) * | 2018-06-19 | 2019-03-15 | 常州市新创智能科技有限公司 | Buffer unit |
-
2018
- 2018-06-19 CN CN201810630587.2A patent/CN108591356B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823085Y (en) * | 2005-09-19 | 2006-10-04 | 李浪波 | Structure of actuator |
| CN101617157A (en) * | 2007-03-09 | 2009-12-30 | 费希尔控制产品国际有限公司 | Be used in the diaphragm actuators to change the device of effective spring rate |
| CN202574411U (en) * | 2012-04-06 | 2012-12-05 | 浙江永田汽车配件有限公司 | Van compartment breast board labor-saving buffer device |
| CN202984567U (en) * | 2012-09-24 | 2013-06-12 | 北京机电研究所 | Fin ejection device |
| KR20140056632A (en) * | 2012-10-30 | 2014-05-12 | 이예라 | Saddle buffer of bicycle |
| CN105822720A (en) * | 2016-04-29 | 2016-08-03 | 无锡港盛重型装备有限公司 | Electric car damping device |
| CN208605543U (en) * | 2018-06-19 | 2019-03-15 | 常州市新创智能科技有限公司 | Buffer unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108591356A (en) | 2018-09-28 |
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