CN203717795U - Double-station torque multiplier - Google Patents
Double-station torque multiplier Download PDFInfo
- Publication number
- CN203717795U CN203717795U CN201320861201.1U CN201320861201U CN203717795U CN 203717795 U CN203717795 U CN 203717795U CN 201320861201 U CN201320861201 U CN 201320861201U CN 203717795 U CN203717795 U CN 203717795U
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- wheel
- vertical
- planet carrier
- planet
- torque
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Abstract
The utility model discloses a double-station torque multiplier. According to the double-station torque multiplier, a transmission shaft is provided with a coupling gear; inner teeth are arranged at one end of a transverse planet carrier, and an eccentric shaft is arranged at one end of the transverse planet carrier; the eccentric shaft is hollowly sleeved with a transverse planet wheel; the transverse planet wheel is simultaneously engaged with a fixed central wheel and an output central wheel; the fixed central wheel is fixedly connected with a shell by a bolt; the output central wheel is driven by the planet wheel to rotate and is a torque output shaft. After the transmission shaft and the coupling gear input a torque, the torque is amplified and output by an NN type few tooth difference planetary gear transmission wheel system composed of an eccentric planet carrier, the planet wheel, the fixed central wheel and the output central wheel; when the direction for outputting the torque is vertical to the direction of inputting the torque in an assembling work process, a screw rod is rotated so that a shifting fork vs the coupling gear to be engaged with the inner teeth of tapered gears; the transverse torque is converted into the vertical torque by the pair of tapered gears, and the torque magnification is carried out through the few tooth difference planetary gear transmission wheel system. According to the double-station torque multiplier, the structure of a wrench is simple, and the theoretical magnification times of a torque are great.
Description
Technical field
The utility model relates to a kind of torque multiplier, particularly relates to a kind of duplex position torque multiplier.
Background technique
The screw thread specification that each component of large-scale engineering machinery adopt is at present large, and Twisting Moment of Screw Thread is large, needs high pulling torque spanner, and conventional hydraulic spanner or pneumatic wrench instrument all need to configure in addition power source, when outdoor debugging or maintenance, is difficult to use; The long extension lever of spanner is often subject to again space and limits, and cannot use.Therefore there are the research and development of the torque multiplier of broad applicability to become Wrench field problem anxious to be resolved.
Model utility content
Technical problem to be solved in the utility model is to provide that a kind of moment of torsion is large, safety coefficient is high, meet the requirement of the outdoor debugging of engineering machinery or maintenance, be extensively suitable for the duplex position torque multiplier of various job spaces.
In order to solve the problems of the technologies described above, the duplex position torque multiplier that the utility model provides, frame housing is provided with input shaft, on described frame housing, being rotatablely equipped with the horizontal planet carrier on same axis with described input shaft takes turns with the horizontal fixed center that laterally output center is taken turns and is installed with described input shaft on same axis, described horizontal planet carrier one end is provided with internal tooth, the other end is provided with eccentric shaft and lateral balance piece, lateral rows star-wheel empty set is on the eccentric shaft of described horizontal planet carrier, described lateral rows star-wheel is taken turns with described horizontal fixed center and described horizontal output center wheel engagement driving simultaneously, described horizontal planet carrier, lateral rows star-wheel, horizontal fixed center wheel and horizontal output center wheel form planet-gear transmission train, described frame housing is provided with the vertical planet carrier that axis is vertical with the axis of described input shaft, vertical fixed center wheel and vertical output center wheel, described vertical fixed center wheel is fixedly mounted on described frame housing, described vertical planet carrier and described vertical output center wheel are rotatably installed on described frame housing, described vertical planet carrier one end is provided with cone tooth, the other end is provided with eccentric shaft and vertical equilibrium block, vertical planet wheel empty set is on the eccentric shaft of described vertical planet carrier, described vertical planet wheel is taken turns with described vertical fixed center and described vertical output center wheel engagement driving simultaneously, described vertical planet carrier, vertical planet wheel, vertical fixed center wheel and vertical output center wheel form planet-gear transmission train, on described input shaft, rotate and be provided with bevel gear, the cone tooth engagement driving of described bevel gear and described vertical planet carrier, described bevel gear is provided with internal tooth, described input shaft is provided with and moves axially, circumferential fixing connection gear, described frame housing is provided with shifting fork device, and described shifting fork device and described connection gear dock and stir the internal tooth engagement of described connection gear and described bevel gear or mesh with the internal tooth of described horizontal planet carrier, described input shaft is provided with two-way resilience-preventing device.
The structure of described shifting fork device is: on described frame housing, be provided with screw mandrel and directional post, described screw mandrel is provided with shift fork, and described shift fork one end flip sleeve is contained on described directional post, and the other end docks with described connection gear.
The structure of described two-way resilience-preventing device is: the side's of being fixed with tooth papillae wheel on described input shaft, the blind hole that described frame housing is provided with ratchet joining shaft and coordinates with position limit pin, one end of described ratchet joining shaft is provided with spacer and two-way ratchet, described two-way ratchet docks with described square tooth papillae wheel, and the other end of described ratchet joining shaft is connected with described position limit pin.
Described frame housing is provided with the reaction arm of force.
Described horizontal planet carrier, lateral rows star-wheel, horizontal fixed center wheel and horizontal output center wheel form NN type planet-gear transmission train.
Described vertical planet carrier, vertical planet wheel, vertical fixed center wheel and vertical output center wheel form NN type planet-gear transmission train.
Described connection gear adopts spline to be arranged on described input shaft.
Adopt the duplex position torque multiplier of technique scheme, for operator provides the amplification moment of torsion coaxial or perpendicular with input torque.By transmission shaft and connection gear, proceeded to after moment of torsion, through eccentric planet frame, planet wheel, fixed center wheel, the NN type planet-gear transmission train that output center wheel forms is amplified output torque, when few 1 tooth of the fixed center wheel specific output central gear number of teeth, on the moment of torsion magnification factor numerical value of this journey unit star driving wheel system, equal output center tooth number Z; When assembling work needs output torque direction and input torque direction when perpendicular, rotary screw rod is stirred shift fork to connect gear to be meshed with the internal tooth of bevel gear, by bevel-gear sett, change lateral torsion into vertical moment of torsion, then carry out moment of torsion amplification by planet-gear transmission train; Torque input shaft end is provided with bidirectional ratchet mechanism, can keep elastic force and do not discharge when discharging input torque.Be that the utility model spanner structure is simple, theoretical torque magnification factor is large, and particularly, in the situation that the high strength light weight materials such as application of carbon fibres are made rotational components, light portable, reduces assembling work labor intensity greatly.
The rebound of two-way resilience-preventing device restriction transmission shaft when each release moment of torsion.Shifting fork device can be realized the switching that input shaft is clockwise or counterclockwise one-way rotation is controlled.Equilibrate counterweight balance eccentric shaft center of gravity, eliminates unbalanced couple square.
Compared to the prior art the utility model, has the following advantages: be 1. used in conjunction with manual wrench, can make highly difficult operation simplify, realize the outdoor high pulling torque assembling of bolt, nut, safety coefficient is high.2. resilience-preventing device is housed, when discharging input torque, keeps elastic force not discharge, two ratchets wherein can keep elastic force when making fastening nut or unscrewing nut and not discharge.3. output torque choosing is housed to device, can need to selects moment of torsion outbound course according to operation actual conditions.
In sum, the utility model be that a kind of moment of torsion is large, safety coefficient is high, meet the outdoor debugging of engineering machinery or maintenance requirement, be extensively suitable for the duplex position torque multiplier of various job spaces.
Accompanying drawing explanation
Fig. 1 is transmission principle schematic diagram of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is outward appearance left view of the present utility model.
Embodiment
With reference to the accompanying drawings and in conjunction with embodiment, the utility model is described further below.
Referring to Fig. 1, Fig. 2 and Fig. 3, frame housing 16 is provided with input shaft 1, on frame housing 16, be rotatablely equipped with the input shaft 1 horizontal planet carrier on same axis 9 and horizontal output center wheel 11 and be installed with input shaft 1 the horizontal fixed center wheel 13 on same axis, laterally planet carrier 9 one end are provided with internal tooth, the other end is provided with eccentric shaft and lateral balance piece 12, lateral rows star-wheel 10 empty sets are on the eccentric shaft of horizontal planet carrier 9, and lateral rows star-wheel 10 is taken turns 11 engagement driving with horizontal fixed center wheel 13 and horizontal output center simultaneously; Laterally planet carrier 9, lateral rows star-wheel 10, horizontal fixed center wheel 13 and horizontal output center wheel 11 form NN type planet-gear transmission train; Frame housing 16 is provided with the vertical planet carrier 3 that axis is vertical with the axis of input shaft 1, vertical fixed center wheel 7 and vertical output center wheel 6, vertical fixed center wheel 7 is fixedly mounted on frame housing 16, vertical planet carrier 3 and vertical output center wheel 6 are rotatably installed on frame housing 16, vertical planet carrier 3 one end are provided with cone tooth, the other end is provided with eccentric shaft and vertical equilibrium block 5, vertical planet wheel 4 empty sets are on the eccentric shaft of vertical planet carrier 3, and vertical planet wheel 4 is taken turns 6 engagement driving with vertical fixed center wheel 7 and vertical output center simultaneously; Vertical planet carrier 3, vertical planet wheel 4, vertical fixed center wheel 7 and vertical output center wheel 6 form NN type planet-gear transmission train; On input shaft 1, rotate and be provided with bevel gear 2, the cone tooth engagement driving of bevel gear 2 and vertical planet carrier 3, bevel gear 2 is provided with internal tooth; On input shaft 1, adopt spline to be provided with to move axially, circumferential fixing connection gear 8, frame housing 16 is provided with shifting fork device, and shifting fork device docks and stirs with connection gear 8 and connects gear 8 with the internal tooth engagement of bevel gear 2 or mesh with the internal tooth of horizontal planet carrier 9; Input shaft 1 is provided with two-way resilience-preventing device.Frame housing 16 is provided with the reaction arm of force 18.
The structure of shifting fork device is: on frame housing 16, be provided with screw mandrel 14 and directional post 17, screw mandrel 14 is provided with shift fork 15, and shift fork 15 one end flip sleeves are contained on directional post 17, and the other end docks with the fork slot that connects gear 8.
The structure of two-way resilience-preventing device is: the side's of being fixed with tooth papillae wheel 23 on input shaft 1, the pin-and-hole that frame housing 16 is provided with ratchet joining shaft 20 and matches with position limit pin 19, one end of ratchet joining shaft 20 is provided with spacer 21 and two-way ratchet 22, two-way ratchet 22 docks with square tooth papillae wheel 23, the other end of ratchet joining shaft 20 is provided with pin-and-hole, can insert described position limit pin 19.
Referring to Fig. 1, Fig. 2 and Fig. 3, according to required torque outbound course, rotary screw 14, screw mandrel 14 shift forks 15 are traversing, stir and connect gear 8 and laterally planet carrier 9 or bevel gear 2 engagements;
According to required output torque rotation direction (clockwise or counterclockwise), rotate ratchet joining shaft 20, the two-way ratchet 22 being connected on ratchet joining shaft 20 swings to working position, inserts position limit pin 19, and two-way ratchet 22 is in the teeth groove of the side's of snapping in tooth papillae wheel 23.
If need horizontal output torque: rotate input shaft 1, have spline on input shaft 1 and connect gear 8 internal spline engagements, connect the external tooth of gear 8 and the laterally internal tooth engagement of planet carrier 9; Laterally the eccentric shaft part overhead of planet carrier 9 cover has lateral rows star-wheel 10,10 whiles of lateral rows star-wheel and horizontal fixed center wheel 13, laterally output center wheel 11 engagements; Laterally fixed center wheel 13 does not rotate, and lateral rows star-wheel 10 rotates simultaneously also the eccentric shaft revolution around horizontal planet carrier 9 around self axis; Laterally output center wheel 11 drives backspin to turn output torque at lateral rows star-wheel 10.Laterally planet carrier 9, lateral rows star-wheel 10, horizontal fixed center wheel 13, horizontal output center wheel 11 4 members form planet-gear transmission train, when the internal tooth of horizontal fixed center wheel 13 is during than few 1 number of teeth of internal tooth of horizontal output center wheel 11, on moment of torsion Amplification factor numerical value, equal the interior number of teeth numerical value of horizontal output shaft 11.
If need vertical output torque: rotate input shaft 1, have spline on input shaft 1 and connect gear 8 internal spline engagements, connect the external tooth of gear 8 and the internal tooth of bevel gear 2 engagement; Bevel gear 2 is rotated with the cone tooth engagement of vertical planet carrier 3; The eccentric shaft part overhead cover of vertical planet carrier 3 has vertical planet wheel 4, vertical 4 whiles of planet wheel and vertical fixed center wheel 7, vertical output center wheel 6 engagements; Vertical fixed center wheel 7 does not rotate, and vertical planet wheel 4 rotates simultaneously also around anyhow to the eccentric shaft part revolution of planet carrier 3 around self axis; Vertical output center wheel 6 drives backspin to turn output torque at vertical planet wheel 4.Bevel gear 2 forms one-level transmission with vertical planet carrier 3 cone tooth engagements; Vertical planet carrier 3, vertical planet wheel 4, vertical fixed center wheel 7, vertical output center wheel 6 four members form the secondary transmission of planet-gear transmission train; On moment of torsion Amplification factor numerical value, it is the product of two stage gear ratios.
The reaction arm of force 18 supports and is stuck in workpiece convex edge, in order to fixed frame housing 16, prevents that it from rotating with input torque.
Claims (7)
1. a duplex position torque multiplier, it is characterized in that: frame housing (16) is provided with input shaft (1), on described frame housing (16), be rotatablely equipped with described input shaft (1) the horizontal planet carrier (9) on same axis and horizontal output center wheel (11) and be installed with described input shaft (1) the horizontal fixed center wheel (13) on same axis, described horizontal planet carrier (9) one end is provided with internal tooth, the other end is provided with eccentric shaft and lateral balance piece (12), lateral rows star-wheel (10) empty set is on the eccentric shaft of described horizontal planet carrier (9), described lateral rows star-wheel (10) while is taken turns (11) engagement driving with described horizontal fixed center wheel (13) and described horizontal output center, described horizontal planet carrier (9), lateral rows star-wheel (10), horizontal fixed center wheel (13) and horizontal output center wheel (11) form planet-gear transmission train, described frame housing (16) is provided with the vertical planet carrier (3) that axis is vertical with the axis of described input shaft (1), vertical fixed center wheel (7) and vertical output center wheel (6), described vertical fixed center wheel (7) is fixedly mounted on described frame housing (16), described vertical planet carrier (3) and described vertical output center wheel (6) are rotatably installed on described frame housing (16), described vertical planet carrier (3) one end is provided with cone tooth, the other end is provided with eccentric shaft and vertical equilibrium block (5), vertical planet wheel (4) empty set is on the eccentric shaft of described vertical planet carrier (3), described vertical planet wheel (4) while is taken turns (6) engagement driving with described vertical fixed center wheel (7) and described vertical output center, described vertical planet carrier (3), vertical planet wheel (4), vertical fixed center wheel (7) and vertical output center wheel (6) form planet-gear transmission train, the upper rotation of described input shaft (1) is provided with bevel gear (2), the cone tooth engagement driving of described bevel gear (2) and described vertical planet carrier (3), and described bevel gear (2) is provided with internal tooth, described input shaft (1) is provided with and moves axially, circumferential fixing connection gear (8), described frame housing (16) is provided with shifting fork device, described shifting fork device and described connection gear (8) dock and stir described connection gear (8) and described bevel gear (2) internal tooth engagement or with the internal tooth engagement of described horizontal planet carrier (9), described input shaft (1) is provided with two-way resilience-preventing device.
2. duplex position torque multiplier according to claim 1, it is characterized in that: the structure of described shifting fork device is: on described frame housing (16), be provided with screw mandrel (14) and directional post (17), described screw mandrel (14) is provided with shift fork (15), it is upper that described shift fork (15) one end flip sleeve is contained in described directional post (17), and the other end docks with described connection gear (8).
3. duplex position torque multiplier according to claim 1 and 2, its feature is: the structure of described two-way resilience-preventing device is: the side's of being fixed with tooth papillae wheel (23) on described input shaft (1), the pin-and-hole that described frame housing (16) is provided with ratchet joining shaft (20) and matches with position limit pin (19), one end of described ratchet joining shaft (20) is provided with spacer (21) and two-way ratchet (22), described two-way ratchet (22) docks with described square tooth papillae wheel (23), the other end of described ratchet joining shaft (20) is provided with pin-and-hole, can insert described position limit pin (19).
4. duplex position torque multiplier according to claim 1 and 2, its feature is: described frame housing (16) is provided with the reaction arm of force (18).
5. duplex position torque multiplier according to claim 1 and 2, is characterized in that: described horizontal planet carrier (9), lateral rows star-wheel (10), horizontal fixed center wheel (13) and horizontal output center wheel (11) form NN type planet-gear transmission train.
6. duplex position torque multiplier according to claim 1 and 2, is characterized in that: described vertical planet carrier (3), vertical planet wheel (4), vertical fixed center wheel (7) and vertical output center wheel (6) form NN type planet-gear transmission train.
7. duplex position torque multiplier according to claim 1 and 2, is characterized in that: described connection gear (8) adopts spline to be arranged on described input shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320861201.1U CN203717795U (en) | 2013-12-25 | 2013-12-25 | Double-station torque multiplier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320861201.1U CN203717795U (en) | 2013-12-25 | 2013-12-25 | Double-station torque multiplier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717795U true CN203717795U (en) | 2014-07-16 |
Family
ID=51156948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320861201.1U Withdrawn - After Issue CN203717795U (en) | 2013-12-25 | 2013-12-25 | Double-station torque multiplier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717795U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758936A (en) * | 2013-12-25 | 2014-04-30 | 山河智能装备股份有限公司 | Double-station torque multiplier |
| CN108006165A (en) * | 2017-12-18 | 2018-05-08 | 深圳先进技术研究院 | NN type epicycloid pinwheel planetary reduction gears |
| CN108050211A (en) * | 2017-12-18 | 2018-05-18 | 深圳先进技术研究院 | NN type Hypocycloid pinwheel planetary reduction gears |
-
2013
- 2013-12-25 CN CN201320861201.1U patent/CN203717795U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758936A (en) * | 2013-12-25 | 2014-04-30 | 山河智能装备股份有限公司 | Double-station torque multiplier |
| CN103758936B (en) * | 2013-12-25 | 2016-03-30 | 山河智能装备股份有限公司 | Double-station torque multiplier |
| CN108006165A (en) * | 2017-12-18 | 2018-05-08 | 深圳先进技术研究院 | NN type epicycloid pinwheel planetary reduction gears |
| CN108050211A (en) * | 2017-12-18 | 2018-05-18 | 深圳先进技术研究院 | NN type Hypocycloid pinwheel planetary reduction gears |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160330 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |