CN105466648A - Gas tightness detection mechanism of vibration damper welding machine - Google Patents
Gas tightness detection mechanism of vibration damper welding machine Download PDFInfo
- Publication number
- CN105466648A CN105466648A CN201510989802.4A CN201510989802A CN105466648A CN 105466648 A CN105466648 A CN 105466648A CN 201510989802 A CN201510989802 A CN 201510989802A CN 105466648 A CN105466648 A CN 105466648A
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- CN
- China
- Prior art keywords
- central shaft
- vibroshock
- air
- screw mandrel
- 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
Abstract
The invention discloses a gas tightness detection mechanism of a vibration damper welding machine. The mechanism comprises a base, a vibration damper installation and fixation mechanism and a rack, wherein the vibration damper installation and fixation mechanism comprises a first installation plate, a fixation sleeve and a center shaft, a gas duct is disposed in the axial direction in the lower end face of the center shaft, and gas guide holes communicating with the gas duct are formed in the upper circumferential wall of the center shaft; a lifting gas cylinder is disposed on the base, an output end of the lifting gas cylinder is connected to a sealing plate which is coordinated with the lower end face of the center shaft by sealing, a gas inflation hole is formed in the sealing plate, and one end of the gas inflation hole communicates with the gas duct; and a driving device connected to a screw rod by transmission is disposed on the top part of the rack, the bottom end of the screw rod is connected to a first installation base by a screw rod nut, and a pressing head coaxial with the center shaft is disposed on the bottom end of the first installation base. The mechanism disclosed by the invention has the advantages that the structure is simple and rational; use is convenient; manufacture cost is low; overall quantity of processing devices can be reduced; and processing efficiency can be increased.
Description
Technical field
The present invention relates to vibroshock technical field of processing equipment, particularly a kind of air-leakage test mechanism of vibroshock bonding machine.
Background technology
Vibroshock is indispensable vitals in vehicle suspension system, concussion when rebounding after being mainly used to suppress the shock-absorbing of shock-absorbing spring and the impact from road surface.Vibroshock, in process, needs to weld spring holder and support respectively in the outside of oil storage cylinder.Along with applying of automatic welding machine, improve the reliability of welding efficiency and welding to a certain extent.Vibroshock bonding machine is provided with positioning disk, during work, is placed on by vibroshock workpiece to be welded and positioning disk carries out installation and fix, and then welded by the welding position of welding gun to vibroshock.Vibroshock needs to carry out hermetic seal test after welding completes.But current existing vibroshock bonding machine, after having welded workpiece, needs workpiece to take off from positioning disk, and then deliver to corresponding airtightness test table and carry out performing leak test.The operating type of this separate unit list operation, not only increases the overall quantity of process equipment in workshop, causes manufacturing cost higher, but also greatly reduce working (machining) efficiency.
Summary of the invention
The object of the invention is to the defect for prior art and deficiency, provide a kind of air-leakage test mechanism of vibroshock bonding machine, it is simple and reasonable, easy to use, and manufacturing cost is lower, is conducive to the overall quantity reducing process equipment, improves working (machining) efficiency.
For achieving the above object, the present invention is by the following technical solutions:
The air-leakage test mechanism of a kind of vibroshock bonding machine of the present invention, comprises base, is arranged at vibroshock mechanism for installing on described base and frame respectively;
Described vibroshock mechanism for installing comprises the first installing plate, fixed cover and central shaft, described fixed cover is fixedly connected with described first installing plate, described central shaft is inserted in described fixed cover vertically, and the bottom of described central shaft stretches out in the outside of described fixed cover, the middle part of described central shaft is fixed with positioning disk, the lower surface of described central shaft is provided with air flue vertically, and the top perisporium of described central shaft is provided with the gas port be communicated with described air flue; The middle part of described central shaft is also embedded with the seal coordinated with the bottom inner wall sealing of the oil storage cylinder of vibroshock;
Described base is provided with the lift cylinder corresponding with described central shaft, the output terminal of described lift cylinder is connected with the shrouding be sealed and matched with the lower surface of described central shaft, described shrouding is provided with air-filled pore, one end of described air-filled pore is communicated with described air flue, and the other end of described air-filled pore is connected to pressure detecting instrument;
The side of described frame is provided with the screw mandrel in vertically arranging, the top of described frame is provided with the drive unit be in transmission connection with the top of described screw mandrel, the bottom of described screw mandrel is connected with the first mount pad by screw mandrel nut, the bottom of described first mount pad is provided with the pressure head with described central axis, described frame is also vertically provided with linear slide rail, described first mount pad is provided with the slide block coordinated with described linear slide rail slippage.
Further, the middle part of described central shaft is also provided with spring holder positioning seat, described spring holder positioning seat is positioned at the top of described positioning disk, described spring holder positioning seat is fixedly connected with described positioning disk by the second mount pad, be all formed between described spring holder positioning seat and central shaft, between described second mount pad and described central shaft for oil storage cylinder pass dodge gap.
Further, the upper surface of described spring holder positioning seat is separately installed with and the dog screw of the spring holder corresponding matching of vibroshock and supporting screw.
Further, described base is provided with the second installing plate with described first installing plate corresponding matching, and described pressure detecting instrument is installed on described second installing plate.
Further, described drive unit comprises the motor and speed reduction unit that are arranged at described frame top respectively, and described motor is in transmission connection by the top of speed reduction unit and described screw mandrel.
Further, the top of described frame is provided with the erecting frame for installing described speed reduction unit, and described screw mandrel passes described erecting frame and is in transmission connection with described speed reduction unit; Be disposed with bearing seat and bearing between described erecting frame and described screw mandrel, described bearing seat is fixedly connected with described erecting frame by bearing seat fixed head.
Further, described first mount pad being provided with web joint, described web joint being provided with the Connection Block for installing described slide block.
Further, described seal is made up of the some O-ring seals cooperations be set in successively from top to bottom on described central shaft.
Further, described shrouding is the elasticity shrouding adopting resilient material to make.
Beneficial effect of the present invention is: the air-leakage test mechanism of vibroshock bonding machine provided by the invention, during work, the oil storage cylinder of vibroshock to be processed is set in the outside of central shaft, make the bottom of oil storage cylinder to the upper surface being located at positioning disk, the bottom inwall of oil storage cylinder seals with the seal be embedded on center shaft and contacts, after welding operation completes, start drive unit and lift cylinder, screw mandrel is driven to rotate by drive unit, under the mating reaction of linear slide rail and slide block, screw mandrel is made to drive the first mount pad vertically to move down by screw mandrel nut in rotation process, thus impel the descending bottom pushed down in oil storage cylinder upper port of pressure head, correspondingly, lift cylinder drives shrouding up and the lower surface of shutoff central shaft, and then, source of the gas is filled with pressure gas through pressure detecting instrument in air-filled pore, pressure gas is successively through air flue, gas port enters the inside of oil storage cylinder, the force value of oil storage cylinder inside is now detected by detector, if the force value in setting-up time in oil storage cylinder keeps inconvenience, then show that leakage phenomenon does not appear in oil storage cylinder, sealing is up to standard, if the force value of oil storage cylinder inside is less than admission pressure, then show that oil storage cylinder exists leakage phenomenon, sealing is failed up to standard.
In sum, the present invention by arranging said structure, after vibroshock workpiece has welded, when without the need to workpiece is taken off from positioning disk, just directly can carry out air tightness test to workpiece, be conducive to the overall quantity reducing process equipment, improve working (machining) efficiency.The present invention is simple and reasonable, easy to use, and manufacturing cost is lower.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention;
Fig. 2 is the A place structure for amplifying schematic diagram in Fig. 1;
Fig. 3 is the structural representation of vibroshock mechanism for installing of the present invention;
Fig. 4 is the B place structure for amplifying schematic diagram in Fig. 3;
Fig. 5 is vertical view of the present invention.
In Fig. 1 to Fig. 5:
1, base; 2, frame; 21, screw mandrel; 22, motor; 23, speed reduction unit; 24, screw mandrel nut; 25, the first mount pad; 251, pressure head; 252, slide block; 253, web joint; 254, Connection Block; 26, linear slide rail; 27, erecting frame; 271, bearing seat; 272, bearing; 273, bearing seat fixed head; 31, the first installing plate; 32, fixed cover; 33, central shaft; 331, air flue; 332, gas port; 333, O-ring seal; 34, spring holder positioning seat; 341, dog screw; 342, supporting screw; 35, positioning disk; 36, the second mount pad; 37, gap is dodged; 4, lift cylinder; 41, shrouding; 411, air-filled pore; 5, the second installing plate; 51, pressure detecting instrument; 61, oil storage cylinder; 62, spring holder; 63, bottom.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
The air-leakage test mechanism of a kind of vibroshock bonding machine as shown in Figures 1 to 5, comprises base 1, is arranged at vibroshock mechanism for installing on base 1 and frame 2 respectively.Vibroshock mechanism for installing comprises the first installing plate 31, fixed cover 32 and central shaft 33, and fixed cover 32 is fixedly connected with the first installing plate 31, and central shaft 33 is inserted in fixed cover 32 vertically, and the bottom of central shaft 33 stretches out in the outside of fixed cover 32.
The middle part of central shaft 33 is disposed with spring holder positioning seat 34 and positioning disk 35 from top to bottom, positioning disk 35 is fixedly connected with central shaft 33, spring holder positioning seat 34 is fixedly connected with positioning disk 35 by the second mount pad 36, all be formed between spring holder positioning seat 34 and central shaft 33, between the second mount pad 36 and central shaft 33 for oil storage cylinder 61 pass dodge gap 37, the upper surface of spring holder positioning seat 34 is separately installed with and the dog screw 341 of spring holder 62 corresponding matching of vibroshock and supporting screw 342.By arranging spring holder positioning seat 34, during work, when being set on central shaft 33 by oil storage cylinder 61, can effectively make oil storage cylinder 61 position more stable.In addition, when the outer wall welding spring holder 62 of the oil storage cylinder 61 of vibroshock, only spring holder 62 need be sheathed on the outside of oil storage cylinder 61, by the dog screw 341 on spring holder positioning seat 34 through the pilot hole on spring holder 62, and utilize supporting screw 342 to hold up spring holder 62, thus just can complete the installation of spring plate of shock absorber 62 to be welded is fixed, be conducive to bonding machine and operationally improve welding quality to vibroshock workpiece.
The lower surface of central shaft 33 is provided with air flue 331 vertically, and the top perisporium of central shaft 33 is provided with the gas port 332 be communicated with air flue 331.The middle part of central shaft 33 is also embedded with the seal coordinated with the bottom inner wall sealing of the oil storage cylinder 61 of vibroshock, in order to improve the sealing effectiveness of the present invention to oil storage cylinder 61, seal is made up of some O-ring seals 333 cooperation be set in successively from top to bottom on central shaft 33.
Base 1 is provided with the lift cylinder 4 corresponding with central shaft 33, the output terminal of lift cylinder 4 is connected with the shrouding 41 be sealed and matched with the lower surface of central shaft 33, preferably, shrouding 41 is the elasticity shrouding 41 adopting resilient material to make, by adopting elasticity shrouding 41, the abundant sealing to central shaft 33 lower surface can be ensured.Shrouding 41 is provided with air-filled pore 411, one end of air-filled pore 411 is communicated with air flue 331, the other end of air-filled pore 411 is connected to pressure detecting instrument 51, preferably, in order to easy for installation, base 1 is provided with the second installing plate 5 with the first installing plate 31 corresponding matching, and pressure detecting instrument 51 is installed on the second installing plate 5.
The side of frame 2 is provided with the screw mandrel 21 in vertically arranging, the top of frame 2 is provided with the drive unit be in transmission connection with the top of screw mandrel 21, specifically, drive unit comprises the motor 22 and speed reduction unit 23 that are arranged at frame 2 top respectively, and motor 22 is in transmission connection by the top of speed reduction unit 23 with screw mandrel 21.The bottom of screw mandrel 21 is connected with the first mount pad 25 by screw mandrel nut 24, the bottom of the first mount pad 25 is provided with the pressure head 251 coaxial with central shaft 33, frame 2 is also vertically provided with linear slide rail 26, first mount pad 25 is provided with the slide block 252 coordinated with linear slide rail 26 slippage, preferably, first mount pad 25 is provided with web joint 253, web joint 253 is provided with the Connection Block 254 for installing slide block 252, by arranging said structure, effectively make the present invention quick and easy for installation, improve efficiency of assembling, save manufacturing cost.
In addition, in order to easy for installation, the top of frame 2 is provided with the erecting frame 27 for installing speed reduction unit 23, and screw mandrel 21 passes erecting frame 27 and is in transmission connection with speed reduction unit 23.Bearing seat 271 and bearing 272 is disposed with between erecting frame 27 and screw mandrel 21, bearing seat 271 is fixedly connected with erecting frame 27 by bearing seat fixed head 273, by arranging bearing 272 between erecting frame 27 and screw mandrel 21, not only reduce the resistance that screw mandrel 21 is subject to when rotating, also ensure that position degree when screw mandrel 21 is installed simultaneously, improve assembly precision, be conducive to the crudy fully ensureing product.
Principle of work of the present invention is: during work, the oil storage cylinder 61 of vibroshock to be processed is set in the outside of central shaft 33, make the bottom of oil storage cylinder 61 through dodging gap 37 and to the upper surface being located at positioning disk 35, now the bottom inwall of oil storage cylinder 61 seals with the seal be embedded on central shaft 33 and contacts, after welding operation completes, start drive unit and lift cylinder 4, screw mandrel 21 is driven to rotate by drive unit, under the mating reaction of linear slide rail 26 and slide block 252, screw mandrel 21 is made to drive the first mount pad 25 vertically to move down by screw mandrel nut 24 in rotation process, thus impel the descending bottom 63 pushed down in oil storage cylinder 61 upper port of pressure head 251, correspondingly, lift cylinder 4 drives shrouding 41 up and the lower surface of shutoff central shaft 33, and then, source of the gas is filled with pressure gas through pressure detecting instrument 51 in air-filled pore 411, pressure gas is successively through air flue 331, gas port 332 enters the inside of oil storage cylinder 61, the force value of oil storage cylinder 61 inside is now detected by pressure detecting instrument 51, if the force value in setting-up time in oil storage cylinder 61 keeps inconvenience, then show that leakage phenomenon does not appear in oil storage cylinder 61, sealing is up to standard, if the force value of oil storage cylinder 61 inside is less than admission pressure, then show that oil storage cylinder 61 exists leakage phenomenon, sealing is failed up to standard.
The above is only better embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are included in patent claim of the present invention.
Claims (9)
1. an air-leakage test mechanism for vibroshock bonding machine, is characterized in that: comprise base, be arranged at vibroshock mechanism for installing on described base and frame respectively;
Described vibroshock mechanism for installing comprises the first installing plate, fixed cover and central shaft, described fixed cover is fixedly connected with described first installing plate, described central shaft is inserted in described fixed cover vertically, and the bottom of described central shaft stretches out in the outside of described fixed cover, the middle part of described central shaft is fixed with positioning disk, the lower surface of described central shaft is provided with air flue vertically, and the top perisporium of described central shaft is provided with the gas port be communicated with described air flue; The middle part of described central shaft is also embedded with the seal coordinated with the bottom inner wall sealing of shock absorber oil storage cylinder;
Described base is provided with the lift cylinder corresponding with described central shaft, the output terminal of described lift cylinder is connected with the shrouding be sealed and matched with the lower surface of described central shaft, described shrouding is provided with air-filled pore, one end of described air-filled pore is communicated with described air flue, and the other end of described air-filled pore is connected to pressure detecting instrument;
The side of described frame is provided with the screw mandrel in vertically arranging, the top of described frame is provided with the drive unit be in transmission connection with the top of described screw mandrel, the bottom of described screw mandrel is connected with the first mount pad by screw mandrel nut, the bottom of described first mount pad is provided with the pressure head with described central axis, described frame is also vertically provided with linear slide rail, described first mount pad is provided with the slide block coordinated with described linear slide rail slippage.
2. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, it is characterized in that: the middle part of described central shaft is also provided with spring holder positioning seat, described spring holder positioning seat is positioned at the top of described positioning disk, described spring holder positioning seat is fixedly connected with described positioning disk by the second mount pad, be all formed between described spring holder positioning seat and described central shaft, between described second mount pad and described central shaft for oil storage cylinder pass dodge gap.
3. the air-leakage test mechanism of vibroshock bonding machine according to claim 2, is characterized in that: the upper surface of described spring holder positioning seat is separately installed with and the dog screw of the spring holder corresponding matching of vibroshock and supporting screw.
4. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, is characterized in that: described base is provided with the second installing plate with described first installing plate corresponding matching, and described pressure detecting instrument is installed on described second installing plate.
5. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, is characterized in that: described drive unit comprises the motor and speed reduction unit that are arranged at described frame top respectively, and described motor is in transmission connection by the top of speed reduction unit and described screw mandrel.
6. the air-leakage test mechanism of vibroshock bonding machine according to claim 5, is characterized in that: the top of described frame is provided with the erecting frame for installing described speed reduction unit, and described screw mandrel passes described erecting frame and is in transmission connection with described speed reduction unit; Be disposed with bearing seat and bearing between described erecting frame and described screw mandrel, described bearing seat is fixedly connected with described erecting frame by bearing seat fixed head.
7. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, is characterized in that: described first mount pad is provided with web joint, described web joint is provided with the Connection Block for installing described slide block.
8. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, is characterized in that: described seal is made up of the some O-ring seals cooperations be set in successively from top to bottom on described central shaft.
9. the air-leakage test mechanism of vibroshock bonding machine according to claim 1, is characterized in that: described shrouding is the elasticity shrouding adopting resilient material to make.
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 |
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| 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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| CN105466648A true CN105466648A (en) | 2016-04-06 |
| CN105466648B CN105466648B (en) | 2018-09-21 |
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Cited By (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 |
| CN109719466A (en) * | 2018-12-31 | 2019-05-07 | 重庆市原子媒自动化设备有限公司 | A kind of production equipment and its production technology of single-side stand damper |
| CN110005743A (en) * | 2019-04-22 | 2019-07-12 | 佛山科学技术学院 | A kind of gas-flow closure equipment of damper |
| CN111442883A (en) * | 2020-05-26 | 2020-07-24 | 无锡金百特自动化机械有限公司 | Turbine air tightness detection device |
| CN114472933A (en) * | 2022-04-15 | 2022-05-13 | 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN109719466A (en) * | 2018-12-31 | 2019-05-07 | 重庆市原子媒自动化设备有限公司 | A kind of production equipment and its production technology of single-side stand damper |
| CN110005743A (en) * | 2019-04-22 | 2019-07-12 | 佛山科学技术学院 | A kind of gas-flow closure equipment of damper |
| CN110005743B (en) * | 2019-04-22 | 2023-10-31 | 佛山科学技术学院 | Inflatable sealing equipment of damper |
| CN111442883A (en) * | 2020-05-26 | 2020-07-24 | 无锡金百特自动化机械有限公司 | Turbine air tightness detection device |
| 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 |
| CN114472933A (en) * | 2022-04-15 | 2022-05-13 | 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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| CN105466648B (en) | 2018-09-21 |
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