CN101655180B - Grease filling device in universal joint - Google Patents
Grease filling device in universal joint Download PDFInfo
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- CN101655180B CN101655180B CN2009100987525A CN200910098752A CN101655180B CN 101655180 B CN101655180 B CN 101655180B CN 2009100987525 A CN2009100987525 A CN 2009100987525A CN 200910098752 A CN200910098752 A CN 200910098752A CN 101655180 B CN101655180 B CN 101655180B
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- universal joint
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Abstract
The invention discloses a grease filling device in a universal joint, which solves the problem that a cage universal joint pollutes environment when grease is filled in the joint by hand. The invention is characterized in that a clamp positioning device comprises a positioning baseplate (1), a positioning ring (2), an inner star wheel support (3) and a pressing sleeve (4), wherein the inner star wheel support (3) is connected with the positioning baseplate (1), the lower end surface of the pressing sleeve (4) corresponds to the end surface of an outer star wheel (27) of the cage universal joint, the inner side of the pressing sleeve (4) is connected with a grease filling nozzle (5) matched with the inner wall of an inner star wheel (28) of the cage universal joint, the grease filling nozzle (5) is communicated with a grease outlet (31) of a grease-quantitative filling device, and the pressing sleeve (4) is connected with the grease filling nozzle (5) and a lifting device (6). The grease filling device in a universal joint can fully fill all gaps in the cage universal joint, reduces labor intensity for workers and increases working efficiency.
Description
Technical field:
The present invention relates to a kind of injection device of lubricant grease, especially grease filling device in universal joint.
Background technique:
Rzeppa universal joint can constant-speed transmission power and can be changed operating angle and carry out telescopic slide, is usually used in the steering drive axle of car.Rzeppa universal joint is made up of out star wheel, star-wheel, retainer and steel ball, and out star wheel also claims outer raceway, and star-wheel also claims interior raceway, and retainer also claims the ball cage.At present, when injecting lubricant grease to rzeppa universal joint, because the structural feature of rzeppa universal joint, when injecting grease with grease gun is manual, there is following shortcoming: 1, can not quantitatively add grease, to additional grease is overflowed, not only caused the waste of grease but also polluted working environment; 2, the inside that can not make rzeppa universal joint gap complete filling grease everywhere, the space that can have add less than phenomenon; 3, labor strength is big, inefficiency.
Summary of the invention:
In order to overcome the deficiency in the background technique, the invention provides a kind of grease filling device in universal joint, this grease filling device in universal joint has mainly solved the problem of polluting working environment when rzeppa universal joint is manual to inject grease, the inside that can make rzeppa universal joint is the gap complete filling everywhere, reduce working strength of workers, improved working efficiency.
Technological scheme of the present invention is: this grease filling device in universal joint comprises clamping and positioning device and the quantitative injection device of grease, described clamping and positioning device comprises the location seat board, positioning ring, star-wheel supports and clamping sleeve, the star-wheel support and connection contact on the seat board of location and with the star-wheel lower end surface of rzeppa universal joint, the lower end surface of clamping sleeve is corresponding with the upper-end surface of the out star wheel of rzeppa universal joint, seal between described out star wheel and the location seat board, the top that described star-wheel supports is higher than the lower end surface of described out star wheel, be connected with the pump nozzle that cooperates with described star-wheel inwall in the clamping sleeve, pump nozzle communicates with the oil outlet of the quantitative injection device of grease, and clamping sleeve and pump nozzle are connected with lowering or hoisting gear.
The quantitative injection device of described grease comprises support, is fixed with the oiling cylinder that communicates with fuel tank on the support, has oil outlet on the oiling cylinder, is connected with the linear reciprocation power mechanism on the piston rod of oiling cylinder.
Described linear reciprocation power mechanism comprises tooth bar and gear, and tooth bar is connected with piston rod, and gear is rack-mount, and rack and pinion is meshed, and gear is connected with handle.
Described tooth bar below is connected with guide rod, and support is fixed on the base, and the lower end of guide rod places in the guide sleeve that is fixed on the base, and stop nut is arranged on the guide rod.
Described lowering or hoisting gear is a kind of in cylinder, oil hydraulic cylinder or the linear electric motor.
Described pump nozzle top is connected with pressure head, axle and connecting head in turn, between pressure head and the axle linear bearing is installed, and between pressure head and the connecting head spring is housed, and connecting head is connected with lowering or hoisting gear and clamping sleeve respectively.
Described pressure head has the shaft shoulder, and the inwall of clamping sleeve is fixed with the limiting stopper that can block mutually with the described shaft shoulder.
Described lowering or hoisting gear fixes by pull bar and top board and base, and the location seat board is by being bolted on the base.
Described star-wheel is supported for screw, and the quantity that star-wheel supports is at least 3 and evenly distribution along the circumferential direction.
Between described out star wheel and the location seat board sealing gasket is arranged.
The present invention has following beneficial effect: owing to take such scheme, rzeppa universal joint is placed in the positioning ring of seat board top, location, this moment, the star-wheel lower end surface of rzeppa universal joint was dropped in the star-wheel support, the lowering or hoisting gear action, clamping sleeve and pump nozzle are moved downward together, clamping sleeve is pressed in the out star wheel upper-end surface of rzeppa universal joint, pump nozzle inserts the star-wheel endoporus, star-wheel supports star-wheel jack-up, in having increased, space between the out star wheel, inside by the quantitative injection device of grease, oiling between the out star wheel, when grease just from interior, when emerge in the upper-end surface of out star wheel, the quantitative injection device of grease stops oiling, carries on the lowering or hoisting gear, take off rzeppa universal joint, oiling finishes.In said process, grease enters the star-wheel endoporus from pump nozzle, then to around diffuse between the inside and outside star-wheel, under the pressure effect of the quantitative injection device of grease, grease-filled to each space between the inside and outside star-wheel, the upper-end surface that grease exposes inside and outside star-wheel promptly stops oiling, under the pressure of clamping sleeve 4, form sealing between out star wheel 28 and the location seat board 1, grease can not leaked, saved grease, do not pollute working environment, reduce working strength of workers, improved working efficiency.
Description of drawings:
Accompanying drawing 1 is a structure sectional view of the present invention.
1-location seat board among the figure, the 2-positioning ring, the 3-star-wheel supports, the 4-clamping sleeve, the 5-pump nozzle, 6-lowering or hoisting gear, 7-support, 8-oiling cylinder, the 9-fuel tank, 10-piston rod, 11-tooth bar, the 12-guide rod, 13-base, 14-guide sleeve, the 15-sealing gasket, 16-gear, 17-handle, the 18-pressure head, 19-axle, 20-connecting head, the 21-linear bearing, 22-spring, the 23-shaft shoulder, the 24-limiting stopper, 25-pull bar, 26-top board, the 27-out star wheel, 28-star-wheel, 29-retainer, the 30-steel ball, 31-oil outlet, 32-stop nut.
Embodiment:
The invention will be further described below in conjunction with drawings and Examples:
By shown in Figure 1, this grease filling device in universal joint comprises clamping and positioning device and the quantitative injection device of grease, described clamping and positioning device comprises location seat board 1, positioning ring 2, star-wheel support 3 and clamping sleeve 4, star-wheel support 3 is connected on the seat board 1 of location and with star-wheel 28 lower end surfaces of rzeppa universal joint and contacts, the lower end surface of clamping sleeve 4 is corresponding with the upper-end surface of the out star wheel of rzeppa universal joint 27, sealing between described out star wheel 27 and the location seat board 1, the top of described star-wheel support 3 is higher than the lower end surface of described out star wheel 27, be connected with the pump nozzle 5 that cooperates with described star-wheel 28 inwalls in the clamping sleeve 4, pump nozzle 5 communicates with the oil outlet 31 of the quantitative injection device of grease, and clamping sleeve 4 and pump nozzle 5 are connected with lowering or hoisting gear 6.The quantitative injection device of described grease can be the described device of technological scheme among the following embodiment, also can adopt the quantitative injection device of other grease, as quantitative filling pump, quantitative grease gun etc.
The quantitative injection device of described grease comprises support 7, is fixed with the oiling cylinder 8 that communicates with fuel tank 9 on the support 7, has oil outlet 31 on the oiling cylinder 8, is connected with the linear reciprocation power mechanism on the piston rod 10 of oiling cylinder 8.Described linear reciprocation power mechanism can make the grease in the fuel tank 9 enter oiling cylinder 8, and enters pump nozzle 5 by oiling cylinder 8 by oil outlet 31, oil pipe.
Described linear reciprocation power mechanism comprises tooth bar 11 and gear 16, and tooth bar 11 is connected with piston rod 10, and gear 16 is installed on the support 7, and tooth bar 11 is meshed with gear 16, and gear 16 is connected with handle 17.Manually push handle 17, handle 17 is by rotating band carry-over bar 11 to-and-fro motion of gear 16.Described linear reciprocation power mechanism can also be selected a kind of in slidercrank mechanism or the screw-nut body for use except that present embodiment.
Described tooth bar 11 belows are connected with guide rod 12, and support 7 is fixed on the base 13, and the lower end of guide rod 12 places in the guide sleeve 14 that is fixed on the base 13, and stop nut 32 is arranged on the guide rod 12.Adjust stop nut 32 positions, the output quantity that can set up grease.
Described lowering or hoisting gear 6 is according to actual conditions, selects a kind of in cylinder, oil hydraulic cylinder or the linear electric motor for use.The characteristics of using cylinder are that the clamping location is rapid, can realize automation control, and cost is low, and corollary equipment is simple, but workpiece is had impact; Using the characteristics of oil hydraulic cylinder is the clamping steady positioning, can realize automation control, little to the workpiece impact, but needs the supporting use of hydraulic station, cost height; The characteristics of using linear electric motor are that clamping location work speed is adjustable, can realize automation control, need powerful linear electric motor, and this linear electric motor general cost is higher.
Described pump nozzle 5 tops are connected with pressure head 18, axle 19 and connecting head 20 in turn, between pressure head 18 and the axle 19 linear bearing 21 is installed, between pressure head 18 and the connecting head 20 spring 22 is housed, spring 22 plays buffer function, avoid pump nozzle 5 to damage, connecting head 20 is connected with lowering or hoisting gear 6 and clamping sleeve 4 respectively.Lowering or hoisting gear 6 moves downward, and drives pressure heads 18, axle 19 and pump nozzle 5 by connecting head 20 and moves downward, and when pump nozzle 5 entered star-wheel 28, clamping sleeve 4 was pushed down out star wheel 27.
Described pressure head 18 has the shaft shoulder 23, and the inwall of clamping sleeve 4 is fixed with the limiting stopper 24 that can block mutually with the described shaft shoulder 23.When pressure head 18 drive pump nozzles 5 dropped to certain position, 23 limited 24 of the shaft shoulders were spacing, can keep the distance between pump nozzle 5 and the location seat board 1, were convenient to grease and passed through.
Described lowering or hoisting gear 6 fixes with base 13 by pull bar 25 and top board 26, and location seat board 1 is by being bolted on the base 13, and lowering or hoisting gear 6 is fixed on the same base 13 with location seat board 1, and compact structure is easy to use.
It is screw that described star-wheel supports 3, and the quantity of star-wheel support 3 is at least 3 and evenly distribution along the circumferential direction.Star-wheel support 3 also can be adopted the body of tube wall band sieve aperture, also can select for use the lower end tube wall to leave the pipe of gap.Star-wheel supports 3 height-adjustable, can be adjusted to the height difference maximum of the lower end surface of the lower end surface of star-wheel 28 and out star wheel 27 during use, is beneficial to grease and enters between star-wheel 28 and the out star wheel 27.
Between described out star wheel 27 and the location seat board 1 sealing gasket 15 is arranged.Sealing means between out star wheel 27 and the location seat board 1 has a lot, can utilize out star wheel 27 lower surfaces and the light face seal of locating seat board 1 upper surface, but this mode requires the machining accuracy height.Also the material of location seat board 1 can be changed to the rubber material, but this mode is located the weak point in working life of seat board 1.The best results of present embodiment can be changed after sealing gasket 15 damages, and can reach the better seal effect in use.
During actual the use, rzeppa universal joint is placed in the positioning ring 2 of seat board 1 top, location, this moment, star-wheel 28 lower end surfaces of rzeppa universal joint were dropped in the star-wheel support 3, lowering or hoisting gear 6 actions, clamping sleeve 4 and pump nozzle 5 are moved downward together, clamping sleeve 4 is pressed in out star wheel 27 upper-end surfaces of rzeppa universal joint, pump nozzle 5 inserts star-wheel 28 endoporus, star-wheel supports 3 with star-wheel 28 jack-up, in having increased, space between the out star wheel (28,27), inside by the quantitative injection device of grease, out star wheel (28,27) oiling between, when grease just from interior, when emerge in the upper-end surface of out star wheel (28,27), the quantitative injection device of grease stops oiling, carry on the lowering or hoisting gear 6, take off rzeppa universal joint, oiling finishes.In said process, grease enters star-wheel 28 endoporus from pump nozzle 5, then to around diffuse into inside and outside star-wheel (28,27) between, under the pressure effect of the quantitative injection device of grease, grease-filled to inside and outside star-wheel (28,27) upper-end surface that inside and outside star-wheel (28,27) is exposed in each space between, grease promptly stops oiling, under the pressure of clamping sleeve 4, form sealing between out star wheel 28 and the location seat board 1, grease can not leaked, do not pollute working environment, reduce working strength of workers, improved working efficiency.
Claims (10)
1. grease filling device in universal joint, comprise the quantitative injection device of clamping and positioning device and grease, it is characterized in that: described clamping and positioning device comprises location seat board (1), positioning ring (2), star-wheel supports (3) and clamping sleeve (4), star-wheel support (3) is connected location seat board (1) and goes up and contact with star-wheel (28) lower end surface of rzeppa universal joint, the lower end surface of clamping sleeve (4) is corresponding with the upper-end surface of the out star wheel (27) of rzeppa universal joint, sealing between described out star wheel (27) and the location seat board (1), the top of described star-wheel support (3) is higher than the lower end surface of described out star wheel (27), be connected with the pump nozzle (5) that cooperates with described star-wheel (28) inwall in the clamping sleeve (4), pump nozzle (5) communicates with the oil outlet (31) of the quantitative injection device of grease, and clamping sleeve (4) and pump nozzle (5) are connected with lowering or hoisting gear (6).
2. grease filling device in universal joint according to claim 1, it is characterized in that: the quantitative injection device of grease comprises support (7), be fixed with the oiling cylinder (8) that communicates with fuel tank (9) on the support (7), have oil outlet (31) on the oiling cylinder (8), be connected with the linear reciprocation power mechanism on the piston rod (10) of oiling cylinder (8).
3. grease filling device in universal joint according to claim 2, it is characterized in that: described linear reciprocation power mechanism comprises tooth bar (11) and gear (16), tooth bar (11) is connected with piston rod (10), gear (16) is installed on the support (7), tooth bar (11) is meshed with gear (16), and gear (16) is connected with handle (17).
4. grease filling device in universal joint according to claim 3, it is characterized in that: tooth bar (11) below is connected with guide rod (12), support (7) is fixed on the base (13), the lower end of guide rod (12) places in the guide sleeve (14) that is fixed on the base (13), and stop nut (32) is arranged on the guide rod (12).
5. according to claim 1,2,3 or 4 described grease filling device in universal joint, it is characterized in that: a kind of in cylinder, oil hydraulic cylinder or the linear electric motor of lowering or hoisting gear (6).
6. according to claim 1,2,3 or 4 described grease filling device in universal joint, it is characterized in that: pump nozzle (5) top is connected with pressure head (18), axle (19) and connecting head (20) in turn, between pressure head (18) and the axle (19) linear bearing (21) is installed, between pressure head (18) and the connecting head (20) spring (22) is housed, connecting head (20) is connected with lowering or hoisting gear (6) and clamping sleeve (4) respectively.
7. grease filling device in universal joint according to claim 6 is characterized in that: pressure head (18) has the shaft shoulder (23), and the inwall of clamping sleeve (4) is fixed with the limiting stopper (24) that can block mutually with the described shaft shoulder (23).
8. according to claim 1,2,3 or 4 described grease filling device in universal joint, it is characterized in that: lowering or hoisting gear (6) fixes with base (13) by pull bar (25) and top board (26), and location seat board (1) is by being bolted on the base (13).
9. according to claim 1,2,3 or 4 described grease filling device in universal joint, it is characterized in that: star-wheel supports (3) and is screw, and the quantity that star-wheel supports (3) is at least 3 and evenly distribution along the circumferential direction.
10. according to claim 1,2,3 or 4 described grease filling device in universal joint, it is characterized in that: between out star wheel (27) and the location seat board (1) sealing gasket (15) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100987525A CN101655180B (en) | 2009-05-14 | 2009-05-14 | Grease filling device in universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100987525A CN101655180B (en) | 2009-05-14 | 2009-05-14 | Grease filling device in universal joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101655180A CN101655180A (en) | 2010-02-24 |
| CN101655180B true CN101655180B (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100987525A Active CN101655180B (en) | 2009-05-14 | 2009-05-14 | Grease filling device in universal joint |
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| Country | Link |
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| CN (1) | CN101655180B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230501B (en) * | 2020-10-20 | 2022-04-12 | 四川汇聚鑫科技有限公司 | 360-degree holographic projection device |
| CN113280248B (en) * | 2021-05-19 | 2022-10-21 | 上海纳铁福传动系统有限公司 | Ball way grease injection device and using method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2142920Y (en) * | 1992-06-11 | 1993-09-29 | 邹满顺 | Oil-syring machine for bearing and grease gun |
| US5992569A (en) * | 1994-08-08 | 1999-11-30 | Dawson; Noel Lindsay | Bearing grease packer |
| CN201434196Y (en) * | 2009-05-14 | 2010-03-31 | 温州市冠盛汽车零部件集团股份有限公司 | Grease filling device for universal joint |
-
2009
- 2009-05-14 CN CN2009100987525A patent/CN101655180B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2142920Y (en) * | 1992-06-11 | 1993-09-29 | 邹满顺 | Oil-syring machine for bearing and grease gun |
| US5992569A (en) * | 1994-08-08 | 1999-11-30 | Dawson; Noel Lindsay | Bearing grease packer |
| CN201434196Y (en) * | 2009-05-14 | 2010-03-31 | 温州市冠盛汽车零部件集团股份有限公司 | Grease filling device for universal joint |
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| Publication number | Publication date |
|---|---|
| CN101655180A (en) | 2010-02-24 |
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