CN201076991Y - Axially adjustable buoyancy turntable - Google Patents
Axially adjustable buoyancy turntable Download PDFInfo
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- CN201076991Y CN201076991Y CNU2007201145624U CN200720114562U CN201076991Y CN 201076991 Y CN201076991 Y CN 201076991Y CN U2007201145624 U CNU2007201145624 U CN U2007201145624U CN 200720114562 U CN200720114562 U CN 200720114562U CN 201076991 Y CN201076991 Y CN 201076991Y
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Abstract
The utility model discloses an axial adjustable type buoyancy rotating table, which comprises a spline shaft fixedly connected with main shaft of a motor, a rotary main shaft coupled with an inner spline at the endpart of the spline shaft. The utility model is characterized in that: a rotating mechanism which is provided with gas chamber property and matched each other between a shoulder and a rotating main shaft at the root part of the main shaft for the motor and a cavity body communicated with a gas-storing pot; the rotary mechanism comprises a piston assembled in the cavity and a piston cover assembled on the piston and fixed on the cavity body, an upper bearing, a gasket and a lower bearing arranged between the piston and the rotary main shaft arranged in the piston through assembling; a through hole penetrated through the inner part of the cavity body is communicated with the gas storing pot. The utility model can affectively remove fluctuation, vibration and axial displacement of an automobile shock absorber during sealing process and realize that reasonable pressure of the sealing for the automobile shock absorber precisely adjusted by an air valve is kept at a reasonable and flexible floating force status. The utility model has the advantages of simple and novel structure, convenient operation and convenient installation.
Description
Technical field
The utility model relates to a kind of energy and the axial adjustable buoyancy turntable of axial buoyancy is provided for the rotary main shaft of the sealing machine of automobile absorber.
Background technology
The sealing process of automobile absorber is the important step that automobile absorber is made, and seal quality directly has influence on the performance and the quality of automobile absorber.At present, the pressure compensator of the turntable of the sealing machine of known automobile absorber is relatively backward, and pressure compensator is very big to the seal quality influence of automobile absorber, and particularly the thin-walled automobile absorber seals.
Leading domestic pressure compensator has introduction in convertible roll-on capping machine patent now, as the patent No. is the Chinese utility model patent " convertible roll-on capping machine " (notification number is CN2535157Y) of ZL02206076.6, it comprises: a frame, be arranged on two guide pillars and two lifting columns on the frame, be connected with the crane on the lifting column, the following link that is connected with crane reaches goes up link, has a horizontal supporting plate on the last link, horizontal supporting plate is provided with two compensating cylinders, and lifted a motor, be provided with the stationary fixture of a clamping work pieces on the output shaft of motor, upper junction plate is provided with an auxiliary clamp, be provided with two fixed mounts at frame top, and on fixed mount, be provided with two travelling carriages, on a travelling carriage, be provided with a support fixture with double fastener bearing up pulley, on the opposite side travelling carriage, be provided with the roller rollover stand that rolling wheel is installed that drives by piston, this rolling wheel can be at first to the roll extrusion of the about 45 in workpiece top, and roll extrusion to the 90 ° angle of can overturning is gradually finished and is sealed.
The turntable of this device is lifted on the supporting plate, and two compensating cylinders place the both sides of turntable respectively, and two cylinder bodies are installed on the supporting plate, and the two-piston bar is lifted on the base plate, and the piston on the piston rod has an aperture.Its compensation process is that supporting plate is fixed, and when turntable was under pressure, the oil of compensating cylinder lower cylinder body entered upper cylinder body by the aperture on the piston, if when turntable pressure is excessive or too small, realizes the compensation of pressure by sensor control fuel supply flow rate.
Because of sealing in the process in roll extrusion, automobile absorber can produce axial displacement fast, and can produce fluctuation fast or vibrations, with regard to above-mentioned pressure compensator when bearing axial displacement or fluctuation, because lower chamber oil can not enter upper cylinder body by the piston aperture fast, compensatory pressure is increased, so this device is to provide continual and steady pressure compensated in the process of sealing.The method instability of the control of this device pressure, volume is bigger, and the stationarity of two oil cylinders is bad, and is also inconvenient.The compensation arrangement of hydraulic way, its sensitivity is relatively poor, and adjustable precision neither be very high.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, a kind of novelty simple in structure, the axial adjustable buoyancy turntable of pneumatic type simple to operation, easy for installation are provided, this axial adjustable buoyancy turntable can be realized the convenient adjusting and the control of compensatory pressure, and axial displacement and fluctuation are had good pardon.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: axial adjustable buoyancy turntable, comprise the splined shaft that installs mutually with motor main shaft, and the rotary main shaft that connects through internal spline of splined shaft end, the technical measures of taking: the motor main shaft root have be fitted with between a convex shoulder and the rotary main shaft cooperatively interact one have the rotatable mechanism and of air chamber feature to be communicated with the cavity of air accumulator; Rotatable mechanism is by being fitted in the piston in the cavity and being fitted on the piston and being fixed on piston cap on the cavity, and be positioned at piston with the rotary main shaft that is positioned at piston between through being fitted with upper bearing (metal), pad and lower bearing composition; The cavity inside cavity is penetrated with a through hole and is connected with air accumulator.
For optimizing technique scheme, the measure of being taked also comprises:
Be separately installed with dust ring and guide ring in the groove that above-mentioned piston lateral wall and piston cap madial wall are shaped on, be separately installed with sealing ring and guide ring in the groove that piston lateral wall and cavity madial wall are shaped on, air chamber is outer convex shoulder of piston and the formed space of cavity internal shoulder.
Between in groove that the outer convex shoulder periphery wall of above-mentioned piston is shaped on and the cavity convex shouldered wall sealing ring is installed.
Sealing is communicated with tracheae between above-mentioned air chamber and the air accumulator.
Above-mentioned rotary main shaft upper end is shaped on installing hole, is used to install the clamping fixture seat or the homemade clamping fixture seat of jig.
Above-mentioned motor is lifted under the described cavity, and cavity and piston are passed in motor main shaft and the splined shaft gap that installs mutually thereof, connect described rotary main shaft by the splined shaft end.
Compared with prior art, the beneficial effects of the utility model are as follows: 1, because gas has good compressibility and adjustable in pressure, make the utility model can effectively eliminate fluctuation and vibrations that automobile absorber produces in the process of sealing; 2, can effectively contain the axial displacement that automobile absorber produces in the process of sealing; 3, can realize the reasonable pressure that seals easily with air valve fine adjustment automobile absorber; 4, can allow the roll extrusion process of sealing of automobile absorber remain at a rationally sensitive unsteady stress; 5, simple in structure, can easily be applied on the sealing machine of automobile absorber.
Description of drawings
Fig. 1 is the front longitudinal profile schematic diagram that the utility model embodiment is equipped with;
Fig. 2 is the cut-away section schematic diagram of Fig. 1 practical application embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Structure of the present utility model is seen shown in Figure 1, rotary main shaft 1, bearing 2, piston 3, dust ring 4, piston cap 5, sealing ring 6, cavity 7, air chamber 8, splined shaft 9, sealing ring 10, guide ring 11, motor main shaft 12, motor 13, pad 14, bearing 15, guide ring 16, tracheae 17, air accumulator 18.
The axial adjustable buoyancy turntable of the utility model, comprise the splined shaft 9 that installs mutually with motor main shaft 12, and the rotary main shaft 1 that connects through internal spline of splined shaft 9 ends, motor 13 main shafts 12 roots have be fitted with between a convex shoulder and the rotary main shaft 1 cooperatively interact one have the rotatable mechanism and of air chamber feature to be communicated with the cavity 7 of air accumulator; Rotatable mechanism is by being fitted in the piston 3 in the cavity 7 and being fitted on the piston 3 and being fixed on piston cap 5 on the cavity 7, and be positioned at piston 3 with 1 of the rotary main shaft that is positioned at piston 3 through being fitted with upper bearing (metal) 2, pad 14 and lower bearing 15 compositions; Cavity 7 inside cavity are penetrated with a through hole and are connected with air accumulator 18.
Rotary main shaft 1 usefulness bearing 2, bearing 15 and pad 14 are fitted in the piston 3, and motor 13 is lifted on cavity 7 times, and motor main shaft 12 installs mutually with splined shaft 9 simultaneously, and cavity 7 is passed in the gap and piston 3 connects the internal spline that rotary main shaft 1 is built-in with.Motor 13 can rotate by driven rotary main shaft 1, and rotary main shaft 1 can slide on splined shaft 9 simultaneously, and not related motor main shaft 12 of piston 3 and cavity 7 and splined shaft 9 are with motor 13 and rotary main shaft 1 rotation.
Be separately installed with dust ring 4 and guide ring 16 in the groove that piston 3 lateral walls and piston cap 5 madial walls are shaped on, be separately installed with sealing ring 10 and guide ring 11 in the groove that piston 3 lateral walls and cavity 7 madial walls are shaped on, air chamber 8 is piston 3 outer convex shoulders and the formed space of cavity 7 internal shoulders.
And in order to reach better sealing effectiveness, sealing ring 6 is installed between in groove that the convex shoulder periphery wall is shaped on outside piston 3 and the cavity 7 convex shouldered walls; Piston 3 can cavity gas chamber 8 move up and down in cavity 7, reaches corresponding sealing effectiveness.Tracheae 17 two ends connect air chamber 8 and air accumulator 18 respectively, air accumulator 18 is connected with the source of the gas that can regulate air pressure by air valve, the gas of air accumulator 18 can enter in the air chamber 8 by tracheae 17, air accumulator 18 is air chamber 8 gas buffer chambeies, motor 13 is lifted on cavity 7 times, motor 13 can rotate by driven rotary main shaft 1, and rotary main shaft 1 can be done axially-movable on splined shaft 9, and rotary main shaft 1 upper end is shaped on installing hole, be used to install the clamping fixture seat or the homemade clamping fixture seat of jig 20, so that actual the use.Common structure is that motor 13 is lifted on described cavity 7 times, and cavity 7 and piston 3 are passed in motor main shaft 12 and splined shaft 9 gaps that install mutually thereof, connect described rotary main shaft 1 by splined shaft 9 ends.
The utility model can realize easily, when rotary main shaft 1 produces axial displacement or fluctuation because of pressurized piston 3 in rotary course, can realize adjusting the air pressure of control air accumulator 18 and air chamber 8 by the bleed pressure of air valve fine adjustment air accumulator 18.The air pressure of air accumulator 18 and air chamber 8 allows piston 3 and rotary main shaft 1 remain in the stress of reasonably floating to the cushioning effect that rotary main shaft 1 pressurized in rotary course produces axial displacement and fluctuation, and can easily realize going out the required reasonable pressure of sealing of automobile absorber with the air valve fine adjustment.
In practical application embodiment shown in Figure 2, below described automobile absorber form by sealing ring 22, outer cylinder 23, guide ring 24, inner cylinder tube 25 and associated components.Working plate 21 is installing plates of turntable of the sealing machine of automobile absorber, and working plate 21 counter roller 19 are motionless.The utility model is installed on the working plate 21, and jig 20 is installed on the clamping fixture seat of rotary main shaft 1 upper end.Air accumulator 18 is connected with the source of the gas that can regulate air pressure by air valve, the gas pressures in the air accumulator 18 be exactly automobile absorber seal desired gas pressure, sealing required kgf can calculate according to the active area of gas to piston.
What regulate automobile absorber seals desired gas pressure, automobile absorber is placed in the jig 20, jig 20 is clamped outer cylinder 23, motor 13 driven rotary main shafts 1 and automobile absorber rotation, 19 pairs of outer cylinders 23 of roller are done the lateral pressure and the lateral thrust of certain distance, allow 19 pairs of outer cylinders of roller 23 carry out roll extrusion or roll and seal, seal in the process automobile absorber has been produced axial displacement or fluctuation, simultaneously by jig 20, rotary main shaft 1 and bearing as shown in Figure 12, pad 14, bearing 15, piston 3 produces lateral pressure and fluctuation for the gas in the air chamber 8, this moment, air accumulator 18 provided air chamber 8 air pressure good cushioning effect, axial displacement and fluctuation that automobile absorber produces have been contained easily in the process of sealing, the process of sealing of automobile absorber is well remained in the stress of rationally floating all the time, sealing ring 22, guide ring 24, inner cylinder tube 25 is to be enclosed in outer cylinder 23 the insides under the pressure in desirable sealing, and has promoted the seal quality of automobile absorber.
The utility model can easily be applied on the sealing machine of automobile absorber, and the seal quality that promotes automobile absorber is had tangible result, for the performance and the quality of automobile absorber provides important guarantee.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (6)
1. axial adjustable buoyancy turntable, comprise the splined shaft (9) that installs mutually with motor main shaft (12), and splined shaft (9) end is characterized in that through the rotary main shaft (1) that internal spline connects: described motor (13) main shaft (12) root have be fitted with between a convex shoulder and the rotary main shaft (1) cooperatively interact one have the rotatable mechanism and of air chamber feature to be communicated with the cavity (7) of air accumulator; Piston cap (5) on the cavity (7) is gone up and be fixed in described rotatable mechanism by being fitted in the piston (3) in the cavity (7) and being fitted in piston (3), and be positioned at piston (3) and be positioned between the rotary main shaft (1) of piston (3) through being fitted with upper bearing (metal) (2), pad (14) and lower bearing (15) composition; Described cavity (7) inside cavity is penetrated with a through hole and is connected with described air accumulator (18).
2. the described axial adjustable buoyancy turntable of root a tree name claim 1, it is characterized in that: be separately installed with dust ring (4) and guide ring (16) in the groove that described piston (3) lateral wall and piston cap (5) madial wall are shaped on, be separately installed with sealing ring (10) and guide ring (11) in the groove that described piston (3) lateral wall and cavity (7) madial wall are shaped on, described air chamber (8) is outer convex shoulder of piston (3) and the formed space of cavity (7) internal shoulder.
3. the described axial adjustable buoyancy turntable of root a tree name claim 2 is characterized in that: between in groove that the outer convex shoulder periphery wall of described piston (3) is shaped on and cavity (7) the convex shouldered wall sealing ring (6) is installed.
4. root a tree name claim 1 or 2 or 3 described axial adjustable buoyancy turntables is characterized in that: seal between described air chamber (8) and the air accumulator (18) and be communicated with tracheae (17).
5. the described axial adjustable buoyancy turntable of root a tree name claim 4 is characterized in that: be shaped on installing hole on the described rotary main shaft (1), be used to install the clamping fixture seat or the homemade clamping fixture seat of jig (20).
6. the described axial adjustable buoyancy turntable of root a tree name claim 5, it is characterized in that: described motor (13) is lifted under the described cavity (7), cavity (7) and piston (3) are passed in described motor main shaft (12) and splined shaft (9) gap that installs mutually thereof, connect described rotary main shaft (1) by splined shaft (9) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201145624U CN201076991Y (en) | 2007-09-05 | 2007-09-05 | Axially adjustable buoyancy turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201145624U CN201076991Y (en) | 2007-09-05 | 2007-09-05 | Axially adjustable buoyancy turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201076991Y true CN201076991Y (en) | 2008-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201145624U Expired - Fee Related CN201076991Y (en) | 2007-09-05 | 2007-09-05 | Axially adjustable buoyancy turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201076991Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498467A (en) * | 2017-09-11 | 2017-12-22 | 南宁宇立仪器有限公司 | A kind of constant force floating system |
| CN107504012A (en) * | 2017-09-11 | 2017-12-22 | 南宁宇立仪器有限公司 | A kind of axial constant force floating installation |
| CN107520747A (en) * | 2017-09-11 | 2017-12-29 | 南宁宇立仪器有限公司 | A kind of constant force floating installation |
| CN107571147A (en) * | 2017-09-11 | 2018-01-12 | 南宁宇立仪器有限公司 | A kind of radial direction constant force floating installation |
| CN108453187A (en) * | 2017-12-29 | 2018-08-28 | 瑞立集团瑞安汽车零部件有限公司 | A kind of conical surface positioning is fast automatic to turn over riveting shaping and drying cylinder general assembly fixture |
| CN112339331A (en) * | 2020-08-27 | 2021-02-09 | 天津市天锻压力机有限公司 | Rotating system of metal rotary extrusion hydraulic press and extrusion forming method |
-
2007
- 2007-09-05 CN CNU2007201145624U patent/CN201076991Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498467A (en) * | 2017-09-11 | 2017-12-22 | 南宁宇立仪器有限公司 | A kind of constant force floating system |
| CN107504012A (en) * | 2017-09-11 | 2017-12-22 | 南宁宇立仪器有限公司 | A kind of axial constant force floating installation |
| CN107520747A (en) * | 2017-09-11 | 2017-12-29 | 南宁宇立仪器有限公司 | A kind of constant force floating installation |
| CN107571147A (en) * | 2017-09-11 | 2018-01-12 | 南宁宇立仪器有限公司 | A kind of radial direction constant force floating installation |
| CN107520747B (en) * | 2017-09-11 | 2023-08-01 | 南宁宇立仪器有限公司 | Constant force floating device |
| CN107498467B (en) * | 2017-09-11 | 2023-08-01 | 南宁宇立仪器有限公司 | Constant force floating system |
| CN107571147B (en) * | 2017-09-11 | 2024-02-09 | 南宁宇立仪器有限公司 | Radial constant force floating device |
| CN107504012B (en) * | 2017-09-11 | 2024-02-09 | 南宁宇立仪器有限公司 | Axial constant force floating device |
| CN108453187A (en) * | 2017-12-29 | 2018-08-28 | 瑞立集团瑞安汽车零部件有限公司 | A kind of conical surface positioning is fast automatic to turn over riveting shaping and drying cylinder general assembly fixture |
| CN112339331A (en) * | 2020-08-27 | 2021-02-09 | 天津市天锻压力机有限公司 | Rotating system of metal rotary extrusion hydraulic press and extrusion forming method |
| CN112339331B (en) * | 2020-08-27 | 2022-11-22 | 天津市天锻压力机有限公司 | Rotating system of metal rotary extrusion hydraulic press and extrusion forming method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080625 Termination date: 20110905 |