CN105466648B - A kind of air tightness detection mechanism of damper bonding machine - Google Patents
A kind of air tightness detection mechanism of damper bonding machine Download PDFInfo
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- CN105466648B CN105466648B CN201510989802.4A CN201510989802A CN105466648B CN 105466648 B CN105466648 B CN 105466648B CN 201510989802 A CN201510989802 A CN 201510989802A CN 105466648 B CN105466648 B CN 105466648B
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- central shaft
- damper
- air
- lead screw
- bonding machine
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- General Physics & Mathematics (AREA)
- Fluid-Damping Devices (AREA)
Abstract
A kind of air tightness detection mechanism of damper bonding machine disclosed by the invention, including pedestal, damper mechanism for installing and rack, damper mechanism for installing includes the first mounting plate, fixing sleeve and central shaft, the lower face of central shaft is axially disposed to have air flue, the top peripheral wall of central shaft to be provided with the gas port being connected to air flue；Lifting cylinder is provided on pedestal, the output end of lifting cylinder is connected with the sealing plate with the sealing cooperation of the lower face of central shaft, is provided with air-filled pore on sealing plate, one end of air-filled pore is connected to air flue；The driving device being connect with screw rod transmission is provided at the top of rack, the bottom end of lead screw is connected with the first mounting base by lead screw nut, and the bottom end of the first mounting base is provided with the pressure head with central axis.The configuration of the present invention is simple is reasonable, easy to use, and manufacturing cost is relatively low, advantageously reduces the overall quantity of process equipment, improves processing efficiency.
Description
Technical field
The present invention relates to damper technical field of processing equipment, more particularly to a kind of air-leakage test of damper bonding machine
Mechanism.
Background technology
Damper is indispensable important component in vehicle suspension system, is mainly used to after inhibition shock-absorbing spring shock-absorbing instead
Concussion when bullet and the impact from road surface.Damper in process, needs the outside in oil storage cylinder that spring is respectively welded
Disk and holder.With the popularization and application of automatic welding machine, welding efficiency and the reliability of welding are improved to a certain extent.Subtract
Shake device bonding machine is provided with positioning disk, when work, damper workpiece to be welded is placed on positioning disk and carries out installation fixation,
Then the welding position of damper is welded by welding gun again.Damper needs to carry out hermetic seal survey after the completion of welding
Examination.However, existing damper bonding machine needs to remove workpiece from positioning disk, so after the completion of welding workpiece at present
It is sent afterwards to corresponding being sealed property of airtightness test table and is tested again.The operating type of this separate unit either simplex sequence, not only increases vehicle
The overall quantity of interior process equipment causes manufacturing cost higher, and is also greatly reduced processing efficiency.
Invention content
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of air-tightness of damper bonding machine
Testing agency, simple and reasonable, easy to use, manufacturing cost is relatively low, advantageously reduces the overall quantity of process equipment, carries
High processing efficiency.
To achieve the above object, the present invention uses following technical scheme：
A kind of air tightness detection mechanism of damper bonding machine of the present invention, including pedestal, be respectively arranged at it is described
Damper mechanism for installing on pedestal and rack；
The damper mechanism for installing include the first mounting plate, fixing sleeve and central shaft, the fixing sleeve with it is described
First mounting plate is fixedly connected, and the central shaft is inserted in an axial direction in the fixing sleeve, and the bottom end of the central shaft is stretched
For the outside of the fixing sleeve, positioning disk is fixed in the middle part of the central shaft, the lower face of the central shaft is in an axial direction
It is provided with air flue, the top peripheral wall of the central shaft is provided with the gas port being connected to the air flue；The middle part of the central shaft
Also it is embedded with the sealing element with the bottom end inner wall sealing cooperation of the oil storage cylinder of damper；
Lifting cylinder corresponding with the central shaft, the output end connection of the lifting cylinder are provided on the pedestal
There is the sealing plate with the sealing cooperation of the lower face of the central shaft, air-filled pore, one end of the air-filled pore are provided on the sealing plate
It is connected to the air flue, the other end of the air-filled pore is connected to pressure detecting instrument；
It is in the lead screw being vertically arranged that the side of the rack, which is equipped with, and the top with the lead screw is provided at the top of the rack
The driving device being sequentially connected, the bottom end of the lead screw is held to be connected with the first mounting base, first installation by lead screw nut
The bottom end of seat is provided with the pressure head with the central axis, is also vertically arranged with linear slide rail in the rack, and described first
The sliding block with linear slide rail sliding cooperation is provided in mounting base.
Further, spring holder positioning seat is additionally provided in the middle part of the central shaft, the spring holder positioning seat is located at institute
The top of positioning disk is stated, the spring holder positioning seat is fixedly connected by the second mounting base with the positioning disk, the spring holder
It is each formed between the evacuation passed through for oil storage cylinder between positioning seat and central shaft, between second mounting base and the central shaft
Gap.
Further, the upper surface of the spring holder positioning seat is separately installed with and the spring holder corresponding matching of damper
Positioning screw and supporting screw.
Further, the pedestal is equipped with the second mounting plate with the first mounting plate corresponding matching, the pressure
Detector is installed on second mounting plate.
Further, the driving device includes being respectively arranged at the motor and retarder of the frame top, the electricity
Machine is sequentially connected by the top of retarder and the lead screw.
Further, the mounting bracket for installing the retarder is provided at the top of the rack, the lead screw passes through
The mounting bracket is simultaneously sequentially connected with the retarder；It is disposed with bearing block and axis between the mounting bracket and the lead screw
It holds, the bearing block is fixedly connected by bearing block fixed plate with the mounting bracket.
Further, it is provided with connecting plate in first mounting base, is provided on the connecting plate described for installing
The connecting seat of sliding block.
Further, sealing element structure with several sealing rings being sequentially sleeved at from top to bottom on the central shaft
At.
Further, the sealing plate is using elastic sealing plate made of elastic material.
Beneficial effects of the present invention are：The air tightness detection mechanism of damper bonding machine provided by the invention will when work
The oil storage cylinder of damper to be processed is set in the outside of central shaft, and the bottom end of oil storage cylinder is made to support the upper surface for being located at positioning disk, storage
The bottom end inner wall of oil cylinder with to be embedded sealing element on center shaft in sealing contact, after the completion of welding operates, start driving device
And lifting cylinder, lead screw rotation is driven by driving device, under the mating reaction of linear slide rail and sliding block so that lead screw is rotating
The first mounting base is driven to move down vertically by lead screw nut in the process, to promote pressure head downlink to push down in oil storage cylinder upper port
Bottom cover, correspondingly, lifting cylinder driving sealing plate uplink and the lower face for blocking central shaft, and then, air source is through pressure detecting instrument
Compressed gas is filled with into air-filled pore, compressed gas enters the inside of oil storage cylinder through air flue, gas port successively, at this time by detector
The pressure value inside oil storage cylinder is detected, if the pressure value in setting time in oil storage cylinder keeps inconvenient, shows oil storage cylinder not
There is leakage phenomenon, leakproofness is up to standard；If the pressure value inside oil storage cylinder is less than admission pressure, show that oil storage cylinder has leakage
Phenomenon, leakproofness fail up to standard.
In conclusion the present invention by be arranged above structure, when damper workpiece welding after the completion of, without by workpiece from
In the case of being removed in positioning disk, just can air tightness test directly be carried out to workpiece, advantageously reduce the entirety of process equipment
Quantity improves processing efficiency.The configuration of the present invention is simple is reasonable, easy to use, and manufacturing cost is relatively low.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1；
Fig. 3 is the structural schematic diagram of the damper mechanism for installing of the present invention；
Fig. 4 is enlarged structure schematic diagram at B in Fig. 3；
Fig. 5 is the vertical view of the present invention.
In Fig. 1 to Fig. 5：
1, pedestal；2, rack；21, lead screw；22, motor；23, retarder；24, lead screw nut；25, the first mounting base；
251, pressure head；252, sliding block；253, connecting plate；254, connecting seat；26, linear slide rail；27, mounting bracket；271, bearing block；272、
Bearing；273, bearing block fixed plate；31, the first mounting plate；32, fixing sleeve；33, central shaft；331, air flue；332, gas port；
333, sealing ring；34, spring holder positioning seat；341, positioning screw；342, supporting screw；35, positioning disk；36, the second mounting base；
37, gap is avoided；4, lifting cylinder；41, sealing plate；411, air-filled pore；5, the second mounting plate；51, pressure detecting instrument；61, store oil
Cylinder；62, spring holder；63, bottom cover.
Specific implementation mode
The present invention will be further described below with reference to the drawings.
A kind of air tightness detection mechanism of damper bonding machine as shown in Figures 1 to 5, including pedestal 1, be respectively arranged at
Damper mechanism for installing on pedestal 1 and rack 2.Damper mechanism for installing includes the first mounting plate 31, fixing sleeve
32 and central shaft 33, fixing sleeve 32 be fixedly connected with the first mounting plate 31, central shaft 33 is inserted in an axial direction in fixing sleeve 32, and
And the bottom end of central shaft 33 stretches out in the outside of fixing sleeve 32.
The middle part of central shaft 33 is disposed with spring holder positioning seat 34 and positioning disk 35 from top to bottom, and positioning disk 35 is in
Mandrel 33 is fixedly connected, and spring holder positioning seat 34 is fixedly connected by the second mounting base 36 with positioning disk 35, spring holder positioning seat
It is each formed with the evacuation gap passed through for oil storage cylinder 61 between 34 and central shaft 33, between the second mounting base 36 and central shaft 33
37, the upper surface of spring holder positioning seat 34 be separately installed with the positioning screw 341 of 62 corresponding matching of the spring holder of damper and
Supporting screw 342.By the way that spring holder positioning seat 34 is arranged, when work, when oil storage cylinder 61 is set on central shaft 33, Neng Gouyou
Effect is so that 61 position of oil storage cylinder is more stable.In addition, damper oil storage cylinder 61 outer wall weld spring holder 62 when, only need by
Spring holder 62 is sheathed on the outside of oil storage cylinder 61, is passed through on spring holder 62 by the positioning screw 341 on spring holder positioning seat 34
Location hole, and spring holder 62 is held up using supporting screw 342, to can complete to spring plate of shock absorber 62 to be welded
Installation is fixed, and is conducive to bonding machine and is improved welding quality to damper workpiece at work.
The lower face of central shaft 33 is axially disposed to have air flue 331, the top peripheral wall of central shaft 33 to be provided with and air flue 331
The gas port 332 of connection.The middle part of central shaft 33 is also embedded with and the bottom end inner wall sealing cooperation of the oil storage cylinder of damper 61
Sealing element, in order to improve the present invention to the sealing effect of oil storage cylinder 61, sealing element by being sequentially sleeved at central shaft 33 from top to bottom
On several sealing rings 333 cooperation constitute.
Lifting cylinder 4 corresponding with central shaft 33 is provided on pedestal 1, the output end of lifting cylinder 4 is connected with in
The sealing plate 41 of the lower face sealing cooperation of mandrel 33, it is preferable that sealing plate 41 is to be led to using elastic sealing plate 41 made of elastic material
It crosses using elastic sealing plate 41, can ensure to the sufficiently sealed of 33 lower face of central shaft.Air-filled pore 411 is provided on sealing plate 41,
One end of air-filled pore 411 is connected to air flue 331, and the other end of air-filled pore 411 is connected to pressure detecting instrument 51, it is preferable that in order to
Easy for installation, pedestal 1 is equipped with the second mounting plate 5 with 31 corresponding matching of the first mounting plate, and pressure detecting instrument 51 is installed on the
On two mounting plates 5.
The side of rack 2 is equipped in the lead screw 21 being vertically arranged, and the top of rack 2 is provided with to be driven with the top of lead screw 21
The driving device of connection, specifically, driving device includes being respectively arranged at the motor 22 and retarder 23 at 2 top of rack, electricity
Machine 22 is sequentially connected by the top of retarder 23 and lead screw 21.The bottom end of lead screw 21 is connected with the first peace by lead screw nut 24
Seat 25 is filled, the bottom end of the first mounting base 25 is provided with the pressure head 251 coaxial with central shaft 33, is also vertically arranged in rack 2 wired
Property sliding rail 26, the sliding block 252 with the sliding cooperation of linear slide rail 26 is provided in the first mounting base 25, it is preferable that the first mounting base
It is provided with connecting plate 253 on 25, the connecting seat 254 for installing sliding block 252 is provided on connecting plate 253, it is above-mentioned by being arranged
Structure improves efficiency of assembling, has saved manufacturing cost effectively so that the present invention is quick and easy for installation.
In addition, to facilitate installation, the top of rack 2 is provided with the mounting bracket 27 for installing retarder 23, lead screw 21
It is sequentially connected across mounting bracket 27 and with retarder 23.Bearing block 271 and axis are disposed between mounting bracket 27 and lead screw 21
Hold 272, bearing block 271 is fixedly connected by bearing block fixed plate 273 with mounting bracket 27, by mounting bracket 27 and lead screw 21 it
Between bearing 272 is set, not only reduce the resistance that is subject in rotation of lead screw 21, while also ensuring position when lead screw 21 is installed
Degree of setting improves assembly precision, is conducive to the processing quality for fully ensuring that product.
The operation principle of the present invention is that：When work, the oil storage cylinder 61 of damper to be processed is set in the outer of central shaft 33
Portion makes the bottom end of oil storage cylinder 61 pass through evacuation gap 37 and supports the upper surface for being located at positioning disk 35, at this time the bottom end of oil storage cylinder 61
Inner wall and the sealing element being embedded on central shaft 33 are in sealing contact, after the completion of welding operates, start driving device and lifting air
Cylinder 4 drives lead screw 21 to rotate, under the mating reaction of linear slide rail 26 and sliding block 252 by driving device so that lead screw 21 is turning
The first mounting base 25 is driven to move down vertically by lead screw nut 24 during dynamic, to promote 251 downlink of pressure head to push down oil storage cylinder
Bottom cover 63 in 61 upper ports, correspondingly, lifting cylinder 4 drive 41 uplink of sealing plate and block the lower face of central shaft 33, immediately
It, air source is filled with compressed gas into air-filled pore 411 through pressure detecting instrument 51, and compressed gas is successively through air flue 331, gas port
332 enter the inside of oil storage cylinder 61, the pressure value inside oil storage cylinder 61 are detected by pressure detecting instrument 51 at this time, if in setting time
Pressure value in interior oil storage cylinder 61 keeps inconvenient, then shows that oil storage cylinder 61 does not occur leakage phenomenon, leakproofness is up to standard；If oil storage cylinder
Pressure value inside 61 is less than admission pressure, then shows oil storage cylinder 61 there are leakage phenomenon, leakproofness fails up to standard.
The above is only the better embodiment of the present invention, therefore all constructions according to described in present patent application range,
The equivalent change or modification that feature and principle are done, is included within the scope of present patent application.
Claims (9)
1. a kind of air tightness detection mechanism of damper bonding machine, it is characterised in that：Including pedestal, it is respectively arranged at the pedestal
On damper mechanism for installing and rack；
The damper mechanism for installing includes the first mounting plate, fixing sleeve and central shaft, the fixing sleeve and described first
Mounting plate is fixedly connected, and the central shaft is inserted in an axial direction in the fixing sleeve, and the bottom end of the central shaft stretches out in
The outside of the fixing sleeve is fixed with positioning disk in the middle part of the central shaft, and the lower face of the central shaft is axially disposed
There are air flue, the top peripheral wall of the central shaft to be provided with the gas port being connected to the air flue；The middle part of the central shaft is also embedding
Sealing element equipped with the bottom end inner wall sealing cooperation with shock absorber oil storage cylinder；
Be provided with lifting cylinder corresponding with the central shaft on the pedestal, the output end of the lifting cylinder be connected with
The lower face of the central shaft seals the sealing plate of cooperation, and air-filled pore, one end of the air-filled pore and institute are provided on the sealing plate
Air flue connection is stated, the other end of the air-filled pore is connected to pressure detecting instrument；
It is in the lead screw being vertically arranged that the side of the rack, which is equipped with, is provided at the top of the rack and the top of the lead screw passes
The driving device of dynamic connection, the bottom end of the lead screw are connected with the first mounting base by lead screw nut, first mounting base
Bottom end is provided with the pressure head with the central axis, and linear slide rail, first installation are also vertically arranged in the rack
The sliding block with linear slide rail sliding cooperation is provided on seat.
2. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：The central shaft
Middle part is additionally provided with spring holder positioning seat, and the spring holder positioning seat is located at the top of the positioning disk, the spring holder positioning
Seat is fixedly connected by the second mounting base with the positioning disk, between the spring holder positioning seat and the central shaft, described the
The evacuation gap passed through for oil storage cylinder is each formed between two mounting bases and the central shaft.
3. the air tightness detection mechanism of damper bonding machine according to claim 2, it is characterised in that：The spring holder is fixed
The upper surface of position seat is separately installed with positioning screw and supporting screw with the spring holder corresponding matching of damper.
4. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：It is set on the pedestal
There are the second mounting plate with the first mounting plate corresponding matching, the pressure detecting instrument to be installed on second mounting plate.
5. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：The driving device
Motor and retarder including being respectively arranged at the frame top, the motor are passed by the top of retarder and the lead screw
Dynamic connection.
6. the air tightness detection mechanism of damper bonding machine according to claim 5, it is characterised in that：The top of the rack
Portion is provided with the mounting bracket for installing the retarder, and the lead screw, which passes through the mounting bracket and is driven with the retarder, to be connected
It connects；Bearing block and bearing are disposed between the mounting bracket and the lead screw, the bearing block passes through bearing block fixed plate
It is fixedly connected with the mounting bracket.
7. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：First installation
It is provided with connecting plate on seat, the connecting seat for installing the sliding block is provided on the connecting plate.
8. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：The sealing element by
Several sealing rings cooperation being sequentially sleeved at from top to bottom on the central shaft is constituted.
9. the air tightness detection mechanism of damper bonding machine according to claim 1, it is characterised in that：The sealing plate is to adopt
The elastic sealing plate made of elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989802.4A CN105466648B (en) | 2015-12-24 | 2015-12-24 | A kind of air tightness detection mechanism of damper bonding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989802.4A CN105466648B (en) | 2015-12-24 | 2015-12-24 | A kind of air tightness detection mechanism of damper bonding machine |
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| Publication Number | Publication Date |
|---|---|
| CN105466648A CN105466648A (en) | 2016-04-06 |
| CN105466648B true CN105466648B (en) | 2018-09-21 |
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| CN201510989802.4A Active CN105466648B (en) | 2015-12-24 | 2015-12-24 | A kind of air tightness detection mechanism of damper bonding machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631168A (en) * | 2016-07-19 | 2018-01-26 | 天津西青区瑞博生物科技有限公司 | Damper inflator |
| CN109719466B (en) * | 2018-12-31 | 2021-06-01 | 重庆市原子媒自动化设备有限公司 | Production equipment and production process of single-bracket shock absorber |
| CN110005743B (en) * | 2019-04-22 | 2023-10-31 | 佛山科学技术学院 | Inflatable sealing equipment of damper |
| CN111442883B (en) * | 2020-05-26 | 2022-05-10 | 无锡金百特自动化机械有限公司 | Turbine air tightness detection device |
| CN114472933B (en) * | 2022-04-15 | 2022-06-24 | 南通固邦数控机床有限公司 | A high-efficient type digit control machine tool for parts machining |
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| CN105466648A (en) | 2016-04-06 |
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