CN209489178U - A kind of combination self-locking device for revolving and driving - Google Patents
A kind of combination self-locking device for revolving and driving Download PDFInfo
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- CN209489178U CN209489178U CN201920080450.4U CN201920080450U CN209489178U CN 209489178 U CN209489178 U CN 209489178U CN 201920080450 U CN201920080450 U CN 201920080450U CN 209489178 U CN209489178 U CN 209489178U
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- worm
- pinion gear
- revolving
- grappling fixture
- driving
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Abstract
The utility model discloses a kind of combination self-locking device for revolving and driving, belong to transmission technical field, its key points of the technical solution are that, including driving device and clamping device, mounting base is provided between the driving device and clamping device, the driving device includes Worm Wheel System component, total actuator, pinion gear and the first pivoting support component, the Worm Wheel System component includes worm gear turntable and enveloping worm, the enveloping worm external tooth and worm gear turntable are meshed, total actuator is connected with enveloping worm, the worm gear turntable and pinion gear are coaxially connected by connecting shaft, the pinion gear and the engagement of the first pivoting support component.On the one hand when the helical angle of worm gear is less than the equivalent friction angle of engagement between cog, Worm Wheel System can be self-locking, and on the other hand, pinion gear drives the rotation of the first pivoting support component, achievees the effect that deceleration.The utility model is suitable for hay grabbing machine equipment.
Description
Technical field
The utility model relates to transmission technical field, in particular to a kind of combination self-locking device for revolving and driving.
Background technique
Currently, the material of the strips such as the cornstalk after crop harvesting, sugarcane be mostly discarded into field trench,
In river, water channel, in the pond of hole, the waste of resource is not only caused, and block trench, river, the water channel of field, influenced
The proper flow of river water, waterlogging easy to form cause huge economic loss to peasant, and polluted trench, river, water channel
In, hole pond in water quality, cause the pollution of soil and water resources.It needs to be pulled out with hay grabbing machine come and now must not in hay grabbing machine
It can be exactly less device for revolving and driving.
Device for revolving and driving is a kind of novel revolution class product, pivoting support is generally also, usually by pivoting support, shell
The components such as body, motor are constituted, and can bear axial force, radial force, tilting moment simultaneously.Revolution driving is produced with traditional revolution class
Condition ratio, have the characteristics that simple installation, it is easy to maintain, to a greater extent save installation space.
Device for revolving and driving in existing hay grabbing machine is mostly by single gear drive, although transmission ratio is more accurate,
It is compact-sized, reliable operation, but gear drive does not have self-locking function.When stopping transmission, formed at gear drive certain
Inertia, on the one hand damaged equipment, certain danger coefficient on the other hand generated to staff.
Utility model content
The purpose of the utility model is to provide a kind of combination self-locking device for revolving and driving, have the effect of self-locking.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of combination self-locking device for revolving and driving, including driving device and clamping device, the driving device and clamping
It is provided with mounting base between device, the driving device includes Worm Wheel System component, total actuator, pinion gear and first time
Turn bearing assembly, the Worm Wheel System component includes worm gear turntable and enveloping worm, the enveloping worm external tooth and worm gear
Turntable is meshed, and total actuator is connected with enveloping worm, and the worm gear turntable and pinion gear are coaxially connected by connecting shaft,
The pinion gear and the engagement of the first pivoting support component.
By using above-mentioned technical proposal, when work, total actuator driving enveloping worm rotation, enveloping worm is driven
Worm gear turntable rotation, since worm gear turntable is sheathed in connecting shaft, so connecting shaft and worm gear turntable rotate synchronously, to be arranged
In the pinion gear in connecting shaft as connecting shaft rotates.Pinion gear and the first pivoting support are driven by Worm Wheel System component
Component rotation, on the one hand when the helical angle of worm gear is less than the equivalent friction angle of engagement between cog, Worm Wheel System can be self-locking,
On the other hand, pinion gear drives the rotation of the first pivoting support component, achievees the effect that deceleration.
Further, the connecting shaft is arranged with first bearing close to the end of worm gear turntable, the worm gear turntable and small
Second bearing is arranged between gear, the connecting shaft is arranged with 3rd bearing close to the end of pinion gear.
By using above-mentioned technical proposal, worm gear turntable is fixed by first bearing and second bearing, passes through
Pinion gear is fixed in two bearings and 3rd bearing.And the both ends of pinion gear are arranged in second bearing and 3rd bearing, make
Uniform force when pinion gear rotates, on the one hand, make the tooth of pinion gear not allow easy fracture, on the other hand, make in connecting shaft uniformly
Stress, to extend the service life of pinion gear and connecting shaft.
Further, the first pivoting support component includes sequentially connected outer ring, ball and inner ring, the outer ring and
Pinion gear engagement, the ball two sides, outer ring and inner ring relative position offer the first groove, the in the inner ring and outer ring
The opening of one groove is connected with falope ring in first groove towards the gap formed between outer ring and inner ring.
By using above-mentioned technical proposal, between outer ring and inner ring when connecting by ball, it is formed with gap,
When work, due to gripping apparatus grips be all the strips such as cornstalk, sugarcane material, so working environment is severe,
The impurity of some materials is easy from the gap into the junction for arriving outer ring and inner ring, to reduce making for the first pivoting support component
Use the service life.Therefore groove and falope ring are set in the gap location of outer ring and inner ring, are not easily accessed the impurity of material to gap
Inside, to extend the service life of the first pivoting support component.
Further, the connecting shaft offers sliding slot along its length, and the sliding slot and the first bottom portion of groove are placed
There is lubricating grease.
By using above-mentioned technical proposal, lubricating grease is set, on the one hand, it is lubricated between pinion gear and connecting shaft,
On the other hand, pinion gear, first bearing, second bearing, 3rd bearing, worm gear turntable and connecting shaft is made to be not easy to get rusty.
Further, the first pivoting support component periphery is provided with the first shield shell, and the pinion gear periphery is set
It is equipped with the second shield shell, is bolted between the first shield shell and the second shield shell and mounting base.
By using above-mentioned technical proposal, the first shield shell and the second shield shell are set, to the first pivoting support group
Part and pinion gear are protected, and the service life of the first pivoting support component and pinion gear is extended.
Further, flange, the first revolution branch are provided between the first pivoting support component and clamping device
Bearing assembly is connected with flange coaxial.
By using above-mentioned technical proposal, flange plays the role of connection.
Further, the clamping device includes grappling fixture bracket, grappling fixture and grappling fixture oil cylinder, and the grappling fixture bracket and flange are same
Axis connection, the both sides of the grappling fixture bracket have been respectively articulated with two groups of grappling fixtures, have been hinged with grappling fixture between the grappling fixture and grappling fixture bracket
Oil cylinder.
By using above-mentioned technical proposal, when work, by driving grappling fixture oil cylinder to make the lifting of grappling fixture, thus by beautiful
The material grasping and release of the strips such as rice bar, sugarcane.
Further, the opposite one side of grappling fixture described in two groups offers the second groove, second groove in the width direction
It is inside embedded with plastic silicon blob of viscose, the plastic silicon blob of viscose is trapezium structure, and the small end of the plastic silicon blob of viscose is extended with seamed edge, and
Small end is inserted into the second groove.
By using above-mentioned technical proposal, silica gel block is set, keeps grappling fixture stronger when grasping material, it is not easy to fall
It falls.
In conclusion the utility model has the following beneficial effects:
1. passing through the setting of Worm Wheel System component, self-locking effect can be played；
2. by the setting of first bearing, second bearing and 3rd bearing, can play pinion gear and connecting shaft uniformly by
The effect of power；
3. passing through the setting of groove and falope ring, the effect of sealing can be played；
4. the effect of lubrication and antirust can be played by the setting of lubricating grease.
Detailed description of the invention
Fig. 1 is overall structure diagram in the present embodiment.
Fig. 2 is whole interior structural schematic diagram in the present embodiment.
Fig. 3 is the enlarged drawing in the portion A in Fig. 2, for embodying the connection relationship between the first pivoting support component and falope ring.
Fig. 4 is the enlarged drawing in the portion B in Fig. 2, for embodying the connection relationship between grappling fixture and plastic silicon blob of viscose.
In figure, 1, driving device；11, Worm Wheel System component；111, worm gear turntable；112, enveloping worm；12, total to drive
Moving part；13, pinion gear；131, the second shield shell；14, the first pivoting support component；141, outer ring；142, ball；143, interior
Circle；144, the first groove；145, gap；146, falope ring；147, the first shield shell；2, clamping device；21, grappling fixture bracket；
22, grappling fixture；221, the second groove；222, plastic silicon blob of viscose；223, seamed edge；23, grappling fixture oil cylinder；3, mounting base；31, through-hole；4,
Connecting shaft；41, first bearing；42, second bearing；43,3rd bearing；44, sliding slot；45, lubricating grease；5, flange.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As depicted in figs. 1 and 2, a kind of combination self-locking device for revolving and driving disclosed by the utility model, including driving dress
1 and clamping device 2 are set, mounting base 3 is provided between driving device 1 and clamping device 2, driving device 1 is passed including worm and gear
Dynamic component 11, total actuator 12, pinion gear 13 and the first pivoting support component 14, Worm Wheel System component 11 turn including worm gear
Disk 111 and enveloping worm 112,112 external tooth of enveloping worm and worm gear turntable 111 are meshed, when the helical angle of worm gear turntable 111 is small
When engaging the equivalent friction angle of between cog, Worm Wheel System can be self-locking.Total actuator 12 and enveloping worm 112 connect, snail
It is coaxially connected by connecting shaft 4 to take turns turntable 111 and pinion gear 13, pinion gear 13 and the engagement of the first pivoting support component 14 reach
The effect of deceleration.When work, total actuator 12 drives enveloping worm 112 to rotate, and enveloping worm 112 drives worm gear turntable
111 rotations, since worm gear turntable 111 is sheathed in connecting shaft 4, so connecting shaft 4 and worm gear turntable 111 rotate synchronously, thus
The pinion gear 13 being sheathed in connecting shaft 4 is rotated with connecting shaft 4.When closing total actuator 12, pinion gear 13 is due to inertia, meeting
It continues to rotate, velocity of rotation slowly weakens, until stopping operating.Due to Worm Wheel System have the function of it is self-locking, so small
Gear 13 is since inertia is in rotation, and enveloping worm 112 is not easy to invert with worm gear turntable 111, on the one hand protect
Total actuator 12 is protected, the inertia force for being on the other hand subject to pinion gear 13 reduces, to rise to pinion gear 13 and connecting shaft 4
To the effect of protection.
As shown in Fig. 2, connecting shaft 4 is arranged with first bearing 41 close to the end of worm gear turntable 111, in worm gear turntable and small
It is arranged with second bearing 42 between gear 13, worm gear turntable 111 is fixed by first bearing 41 and second bearing 42.Even
Spindle 4 is arranged with 3rd bearing 43 close to the end of pinion gear 13, thus by second bearing 42 and 3rd bearing 43 to small tooth
Wheel 13 is fixed.Second bearing 42 and 3rd bearing 43 are provided at the both ends of pinion gear 13, on the one hand, make pinion gear 13
Uniform force when rotation, and then the tooth of pinion gear 13 is made not allow easy fracture, on the other hand, make 4 uniform stressed of connecting shaft, thus
Extend the service life of pinion gear 13 and connecting shaft 4.Sliding slot 44, sliding slot 44 and first are offered along its length in connecting shaft 4
144 bottom of groove is placed with lubricating grease 45, on the one hand, it is lubricated between pinion gear 13 and connecting shaft 4, on the other hand,
Pinion gear 13, first bearing 41, second bearing 42,3rd bearing 43, worm gear turntable 111 and connecting shaft 4 is set to be not easy to get rusty.
As shown in Fig. 2, 14 periphery of the first pivoting support component is provided with the first shield shell 147,13 periphery of pinion gear is set
It is equipped with the second shield shell 131, is connected by bolt between the first shield shell 147 and the second shield shell 131 and mounting base 3
It connects.
As shown in Fig. 2, clamping device 2 includes grappling fixture bracket 21, grappling fixture 22 and grappling fixture oil cylinder 23, the first pivoting support component
Flange 5 is provided between 14 and clamping device 2, the first pivoting support component 14 and flange 5 is coaxially connected, in mounting base 3
Between offer through-hole 31, flange 5 is located among through-hole 31, and there are spacing between flange 5 and mounting base 3, make flange 5 with
First pivoting support component 14 is rotated.Grappling fixture bracket 21 and flange 5 are coaxially connected, and grappling fixture bracket 21 can with flange 5
360 ° of rotations, the both sides of grappling fixture bracket 21 have been respectively articulated with two groups of grappling fixtures 22, have been hinged with and grab between grappling fixture 22 and grappling fixture bracket 21
Hair oil cylinder 23.When work, the lifting of grappling fixture 22 is controlled by driving grappling fixture oil cylinder 23, so that cornstalk, sugarcane is isometric
The material of strip is grasped and is unclamped.Due to grappling fixture bracket 21 can 360 ° rotation, so, grappling fixture 22 with grappling fixture bracket 21 carry out
Material can be placed defined region by 360 ° of rotations.
As shown in figure 3, the first pivoting support component 14 includes sequentially connected outer ring 141, ball 142 and inner ring 143, outside
Circle 141 and pinion gear 13 engage, and 142 two sides of ball, outer ring 141 and 143 relative position of inner ring offer the first groove 144,
The opening of first groove 144 is towards the gap 145 formed between outer ring 141 and inner ring 143 on inner ring 143 and outer ring 141.?
When work, due to clamping device 2 clamp be all the strips such as cornstalk, sugarcane material, so some materials is miscellaneous
Matter is easy to enter the junction of outer ring 141 and inner ring 143 from gap 145, to reduce making for the first pivoting support component 14
Use the service life.Therefore it is connected with falope ring 146 in the first groove 144, is not easily accessed the impurity of material into gap 145
Portion, to extend the service life of the first pivoting support component 14.
As shown in figure 4, the opposite one side of two groups of grappling fixtures 22 offers the second groove 221, the second groove 221 in the width direction
It is inside embedded with plastic silicon blob of viscose 222, keeps grappling fixture 22 stronger when grasping material, it is not easy to fall.Plastic silicon blob of viscose 222
For trapezium structure, the small end of plastic silicon blob of viscose 222 is extended with seamed edge 223, and small end is inserted into the second groove 221, makes plastics
Silica gel block 222 and the connection of the second groove 221 are stronger.
The implementation principle of above-described embodiment are as follows: when work, total actuator 12 drives enveloping worm 112 to rotate, envelope
Worm screw 112 drives worm gear turntable 111 to rotate, since worm gear turntable 111 is sheathed in connecting shaft 4, so connecting shaft 4 and worm gear turn
Disk 111 rotates synchronously, so that the pinion gear 13 being sheathed in connecting shaft 4 is rotated with connecting shaft 4.Pass through Worm Wheel System group
Part 11 drives the outer ring 141 of pinion gear 13 and the first pivoting support component 14 to rotate.In the first pivoting support component 14 and clamping
It is provided with flange 5 between device 2, is connect by flange 5 with the grappling fixture bracket 21 of aid device.By driving grappling fixture oil cylinder 23 to make
The lifting of grappling fixture 22, so that two groups of grappling fixtures 22 be made to carry out operation.In order to make grappling fixture 22 stronger when grasping material, in grappling fixture 22
On be provided with plastic silicon blob of viscose 222.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of combination self-locking device for revolving and driving, including driving device (1) and clamping device (2), the driving device (1)
Mounting base (3) are provided between clamping device (2), it is characterised in that: the driving device (1) includes Worm Wheel System group
Part (11), total actuator (12), pinion gear (13) and the first pivoting support component (14), the Worm Wheel System component (11)
Including worm gear turntable (111) and enveloping worm (112), enveloping worm (112) external tooth and worm gear turntable (111) are meshed,
Total actuator (12) and enveloping worm (112) connection, the worm gear turntable (111) and pinion gear (13) pass through connecting shaft
(4) coaxially connected, the pinion gear (13) and the engagement of the first pivoting support component (14).
2. a kind of combination self-locking device for revolving and driving according to claim 1, it is characterised in that: the connecting shaft (4)
End close to worm gear turntable (111) is arranged with first bearing (41), is arranged between the worm gear turntable and pinion gear (13)
Second bearing (42), the connecting shaft (4) are arranged with 3rd bearing (43) close to the end of pinion gear (13).
3. a kind of combination self-locking device for revolving and driving according to claim 2, it is characterised in that: the first revolution branch
Bearing assembly (14) includes sequentially connected outer ring (141), ball (142) and inner ring (143), the outer ring (141) and pinion gear
(13) it engages, ball (142) two sides, outer ring (141) and inner ring (143) relative position offer the first groove (144),
The opening of the first groove (144) is towards shape between outer ring (141) and inner ring (143) on the inner ring (143) and outer ring (141)
At gap (145), is connected with falope ring (146) in first groove (144).
4. a kind of combination self-locking device for revolving and driving according to claim 3, it is characterised in that: the connecting shaft (4)
It offers along its length sliding slot (44), the sliding slot (44) and the first groove (144) bottom are placed with lubricating grease (45).
5. a kind of combination self-locking device for revolving and driving according to claim 4, it is characterised in that: the first revolution branch
Bearing assembly (14) periphery is provided with the first shield shell (147), and pinion gear (13) periphery is provided with the second shield shell
(131), it is bolted between the first shield shell (147) and the second shield shell (131) and mounting base (3).
6. a kind of combination self-locking device for revolving and driving according to claim 5, it is characterised in that: the first revolution branch
It is provided between bearing assembly (14) and clamping device (2) flange (5), the first pivoting support component (14) and flange (5) are same
Axis connection.
7. a kind of combination self-locking device for revolving and driving according to claim 3, it is characterised in that: the clamping device
It (2) include grappling fixture bracket (21), grappling fixture (22) and grappling fixture oil cylinder (23), the grappling fixture bracket (21) and flange (5) are coaxially connected,
The both sides of the grappling fixture bracket (21) have been respectively articulated with two groups of grappling fixtures (22), cut with scissors between the grappling fixture (22) and grappling fixture bracket (21)
It is connected to grappling fixture oil cylinder (23).
8. a kind of combination self-locking device for revolving and driving according to claim 7, it is characterised in that: grappling fixture described in two groups
(22) opposite one side offers the second groove (221) in the width direction, is embedded with plastic silicon glue in second groove (221)
Block (222), the plastic silicon blob of viscose (222) are trapezium structure, and the small end of the plastic silicon blob of viscose (222) is extended with seamed edge
It (223), and will be in small end insertion the second groove (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080450.4U CN209489178U (en) | 2019-01-17 | 2019-01-17 | A kind of combination self-locking device for revolving and driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080450.4U CN209489178U (en) | 2019-01-17 | 2019-01-17 | A kind of combination self-locking device for revolving and driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209489178U true CN209489178U (en) | 2019-10-15 |
Family
ID=68155536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920080450.4U Active CN209489178U (en) | 2019-01-17 | 2019-01-17 | A kind of combination self-locking device for revolving and driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209489178U (en) |
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2019
- 2019-01-17 CN CN201920080450.4U patent/CN209489178U/en active Active
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