CN107763181A

CN107763181A - The speed change gear of coaxial connecting rod rolling disk

Info

Publication number: CN107763181A
Application number: CN201710532437.3A
Authority: CN
Inventors: 陈鹏宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-03
Filing date: 2017-07-03
Publication date: 2018-03-06

Abstract

The present invention relates to a kind of speed change gear of coaxial connecting rod rolling disk, the device includes：The case of transmission of an one accommodating body, and the body includes：One connecting rod rolling disk, one inputting shaft, one centrifugal film, plural balance weight assembly, plural O rings and plural slide block assembly, when the speed change gear is in start, the inputting shaft is the point of application of lever principle, and weight point is such slide block assembly, distance of one arm of force between the inputting shaft and such slide block assembly, because such slide block assembly is located at the end of the connecting rod rolling disk, therefore known techniques arm of force growth is compared, improve the endurance for weight point, therefore the power that turns of the speed change gear is lifted under identical motor force, and then save horsepower, furthermore, the connecting rod rolling disk end forms the U-lag of accommodating such slide block assembly, the handling ease in manufacture, and cost can be reduced.

Description

The speed change gear of coaxial connecting rod rolling disk

Technical field

The present invention relates to a kind of speed change gear, the speed change of espespecially a kind of coaxial connecting rod rolling disk with connecting rod rolling disk eccentric wheel Device.

Background technology

Speed change gear is often installed on locomotive or electric bicycle, and the sliding block sheet in speed change gear is driven through motor Body, the rotation of speed change gear is carried out, be further driven to wheel rotation, make locomotive to advance.

Refer to shown in Fig. 8, the known system of a speed change gear 60 is passed through in the hole that plural hollow out is carved with a speed disk 61 62, plural slider body 63 is assembled on the speed disk 61, through the speed disk 61 is rotated, drives such 63 turns of slider body It is dynamic；It is the point of application with an inputting shaft 64 of the speed change gear 60 in start, such slider body 63 is gravity station, now one The length L of the arm of force is the point of application to the distance of such slider body 63, and its length L is about the half of the radius of speed disk 61, Torque arm length so needs to consume larger power when making the speed change gear 60 operate.

Also, the inputting shaft 64 of the speed change gear 61 is central to be fixed on the speed disk 61, when the speed change gear 61 is rotating When there is no the space of displacement, the phenomenon of the inputting shaft 64 and the inner edge of speed disk 61 friction will be produced, and then easy to wear this enters power Axle 64 and the speed disk 61.

Furthermore in known speed change gear in addition to having a clutch shaft in speed disk, separately there is a countershaft and a main shaft, wherein The clutch shaft is connected with the primary shaft of a motor, and the countershaft, main shaft wear a pair of relative fluted discs respectively, i.e., fluted disc before one With a rear tooth disk, the preceding fluted disc, the gear ratio of rear tooth disk are 1: 2, so in running, after the axle torsion of the preceding fluted disc passes to this Fluted disc will be exaggerated according to the number of gears, reach the outflow of power；On such speed change gear can be provided with three axle, phase lap Match somebody with somebody, drive the gear to correspond to each other, carry out the outflow of the speed change gear power, in this way, when there is an axle to have damage, can influence Two other axle operates, and then influences the start of the speed change gear.

Therefore it is described before taking a broad view of, the present inventor thinks and designs a kind of speed change gear of coaxial connecting rod rolling disk, to Improved for the missing of prior art, and then the implementation in enhancement industry utilizes.

The content of the invention

It is an object of the invention to provide the speed change gear of a coaxial connecting rod rolling disk, turns power to reach lifting, saves horsepower And upper cost-effective effect of manufacture.

For the above-mentioned purpose, technological means of the invention includes：The case of transmission of an one accommodating body, the body bag Include：One connecting rod rolling disk, the inputting shaft of a hollow columnar, a hollow centrifugal film, plural balance weight assembly, the sealable O rings of plural number And plural slide block assembly, the wherein inputting shaft are arranged in the center through hole that the connecting rod rolling disk center has, the connecting rod rolling disk Edge be provided with the U-lag that concaves of plural number, a roller of such slide block assembly one end, which is in harmony, can prop up the interior of the U-lag front end Wall, and the other end of the slide block assembly is in harmony and is placed in a clutch discs of the case of transmission；It is arranged in being somebody's turn to do for the center through hole Inputting shaft is divided into both ends centered on the connecting rod rolling disk, and one end is sequentially equipped with the centrifugal film, the balance weight assembly and the O Ring, the other end are provided with the balance weight assembly and the O rings.

When the speed change gear is in start, the inputting shaft is the point of application of lever principle, and weight point is such sliding block group Part, distance of the arm of force between the inputting shaft and such slide block assembly, because such slide block assembly of the present invention rolls located at the connecting rod The end of disk, therefore its transmission radius changes, and torque arm length increase, improves the endurance for weight point, the connecting rod rolling disk The weight weight lifting that can be driven, further lifts the power that the connecting rod rolling disk drives such slide block assembly, to reach in phase The power that turns with the speed change gear under motor force is lifted, and then saves horsepower, furthermore, the present invention is formed in the connecting rod rolling disk end to be held The U-lag of such slide block assembly is put, the handling ease in manufacture, and cost can be reduced.

Brief description of the drawings

Fig. 1 is the overall explosive view of the present invention；

Fig. 2 is the partial schematic diagram of the present invention；

Fig. 3 is the slider body schematic diagram of the present invention；

Fig. 4 is the connecting rod rolling disk of the present invention and such slider body conclusion schematic diagram；

Fig. 5 is the use state diagram of the present invention；

The use state that Fig. 6 is the present invention moves view；

Fig. 7 is another view of the present invention.

Fig. 8 is to commonly use speed change gear Structure explosion diagram.

Description of reference numerals

10 bodies

11 connecting rod rolling disks

The ball bearing of 111 center through hole 112

The U-lag of 113 twisting portion 114

115 free gaps

12 inputting shafts

The fixing groove of 13 centrifugal film 131

14 balance weight assemblies

141 first shoe plates

The fixed feet of 1411 center fixing hole 1412

1413 fixing grooves

142 second shoe plates

The fixed column of 1421 depressed part 1422

1423 fixing holes

1424 position limiting structures

The fixture of 14241 butting section 14242

143 springs

15 O rings

16 slide block assemblies

The groove of 161 slider body 162

The roller of 163 skew surface 164

The cylinder of 165 elastic parts 166

The bearing of 167 roller 168

20 case of transmissions

The sliding groove of 21 first clutch discs 211

22 second clutch discs

The axis hole of 221 sliding groove 222

30 motors

The force-output shaft of 31 primary shaft 32

60 speed change gears

The hole of 61 speed disk 62

The inputting shaft of 63 slider body 64

The L arm of forces

Embodiment

Your auditor there can be further understanding to the technological means and operation of the present invention for ease of and understand, it is existing Citing coordinates accompanying drawing, describes in detail as follows：

Refer to shown in Fig. 1, the present invention provides a kind of speed change gear of coaxial connecting rod rolling disk, including a body 10 and one Case of transmission 20, the body 10 are arranged in the case of transmission 20, and wherein the one side of the case of transmission 20 has in one First clutch discs 21 of idle loop shape, the edge ring of first clutch discs 21 are provided with the sliding groove 211 of a depression, the case of transmission The another side of the 20 relative first clutches 21 has one second clutch discs 22, and a sliding groove 221 is located on second clutch The edge of groove 22 and relative first clutch slot 21, the center of second clutch slot 22 has an axis hole 222 run through, the axis hole The other end of 222 relative first clutch slots 21 connects a hollow force-output shaft 32.

Refer to Fig. 1, shown in 2, system is provided with a connecting rod rolling disk 11, the inputting shaft 12, one of a hollow columnar in the body 10 Hollow centrifugal film 13, plural balance weight assembly 14, the sealable O rings 15 of plural number and plural slide block assembly 16, the wherein connecting rod The center of rolling disk 11 has a center through hole 111 run through, and the center through hole 111 is peripherally installed with a ball bearing 112, in the center Between through hole 111 and the ball bearing 112, the torsion to first clutch discs 21 is extended vertically provided with plural number and the connecting rod rolling disk 11 Dynamic portion 113, the plural U-lag 114 to concave is provided with the edge of the connecting rod rolling disk 11；And the inputting shaft 12 is arranged in the center In through hole 111, the inputting shaft 12 is divided for both ends centered on the connecting rod rolling disk 11, wherein one end connects with a primary shaft 31 Connect, the other end is arranged in the force-output shaft 32 from the axis hole 222 of second clutch discs 22, can so make the inputting shaft 12 more stable Rotate.

Referring again to shown in Fig. 1,2, the inputting shaft 12 in face of one end of the primary shaft 31 be sequentially equipped with the centrifugal film 13, The one balance weight assembly 14 and one O rings 15, and the center edge of centrifugal seat 13 be in harmony provided with two fixing grooves 131 may pass through it is such solid Fixed column 13, to be firmly fixed on the inputting shaft 12；The other end of its inputting shaft 12 is sequentially equipped with the weight set The O rings 15 of part 14 and one；Such system of slide block assembly 16 is fifty-fifty located at the outer rim of the connecting rod rolling disk 11, and the connecting rod rolling disk 11 The system of slide block assembly 16 for corresponding to the side of the first clutch discs 21 is located in the sliding groove 211, and the connecting rod rolling disk 11 is another The system of slide block assembly 16 of side is in the sliding groove 221 of second clutch discs 22.

Referring again to shown in Fig. 1,2, after the inputting shaft 12 is combined with the connecting rod rolling disk 11, the inputting shaft 12 and the center The inside edge of through hole 111 forms a free gap 115, and when the speed change gear is rotating, the connecting rod rolling disk 11 can be entered with this Centered on power axle 12, generation moves up and down, and makes the connecting rod rolling disk 11 produce the change of adjust automatically bias size with the inputting shaft 12 Change, in this way, by the inputting shaft 12 when rotating caused centrifugal force, the balance weight assembly 14 is produced centrifugation displacement, and structure Into continuous variable speed, further when rotating, the inputting shaft 12 can adjustment angle, and then reduce the abrasion of the speed change gear at any time.

Referring again to shown in Fig. 1, such system of balance weight assembly 14, for one group of shape, is respectively arranged on the connecting rod rolling disk 11 with two Both sides, including one group of first shoe plate, 141, one group of second shoe plate 142 and a spring 143, wherein the one of such first shoe plate 141 Side has the center fixing hole 1411 of an annular, and in one end of the center fixing hole 1411, extension is provided with a fixed feet 1412, and The fixed feet 1412 is provided with a fixing groove 1413 to concave with respect to the other end of the center fixing hole 1411；Such second hoof The one side of piece 142 has a depressed part 1421, by the i.e. formation one staggered relatively of the depressed part 1421 of two second shoe plates 142 The heart is justified, in such second shoe plate 142 one side and be provided with the same side of depressed part 1,421 one vertical with such second shoe plate 142 Fixed column 1422, also, with the same face of fixed column 1422, and the other end of the relative fixed column 1422 is provided with a fixing hole 1423, the fixing hole 1423 and the depressed part 1421 are on same one side of such second shoe plate 142, also, in such second shoe plate 142 One side of the neighbouring depressed part 1421 and it is comparable to the fixing hole 1423 and is provided with a limit vertical with such second shoe plate 142 Bit architecture 1424, to control the accuracy of continuous variable speed by the position limiting structure 1424 and make hop count increase, and beneficial to such second Shoe plate 142 returns back to original state, and is applied to larger horsepower occasion.

Referring again to shown in Fig. 1, the side of the position limiting structure 1424 is provided with a butting section 14241, and opposite side prolongs provided with one The fixture 14242 stretched；The balance weight assembly 14 is assembled when the inputting shaft 12, first that such second shoe plate 142 is relative to each other, order Such depressed part 1421 coats the outer rim of the inputting shaft 12, and the both ends of the spring 143 then are set in into such position limiting structure On 1424 fixture 14242, further such fixing hole 1423 is sheathed in the twisting portion 113 of the connecting rod rolling disk 11, i.e., Such second shoe plate 142 is installed on the connecting rod rolling disk 11；Then in the another side installation such the of such second shoe plate 142 The center fixing hole 1411 of such first shoe plate 141, is first sheathed on the outer rim of the inputting shaft 12 by one shoe plate 141, and with it is such Second shoe plate 142 is fitted, and the fixed column 1422 of such second shoe plate 142 is placed in the fixing groove of such first shoe plate 141 In 1413, then the other end of such first shoe plate 141 with respect to the fixed feet 1412 is resisted against on the butting section 14241, i.e., Such first shoe plate 141, such second shoe plate 142 and the inputting shaft 12 and the connecting rod rolling disk 11 are fixed together.

Refer to shown in Fig. 3, such system of slide block assembly 16 includes a slider body 161, upper and lower sides be respectively equipped with two it is recessed Groove 162, such groove 162 are provided with a skew surface 163 and a roller 164, and the wherein skew surface 163 is smooth S types, the rolling Post 164 is held towards the mobile shape in the center of the slider body 161 by the elastic parts 165 being provided with the groove 162, and using makes this The surface of roller 164 is in close contact the sliding groove 211,221 (referring to shown in Fig. 1) higher than the height of groove 162, and should Friction clamping force is formed between the surface of roller 164 and the sliding groove 211,221；The side extension of the slider body 161 is provided with a post Body 166, the end of the cylinder 166 is provided with a roller 167, and is provided with a bearing 168 in the roller 167, makes the roller 167 more It is easy to rotate, and then reduces the frictional resistance (referring to shown in Fig. 1) between the roller 167 and the sliding groove 211,221.

Refer to shown in Fig. 4, insert the number of slide block assembly 16 of first clutch discs 21 with inserting second clutch discs 22 It is identical, and insert the systems of such slide block assembly 16 of first clutch discs 21 (referring to shown in Fig. 1) and second clutch discs 22 with Staggered relative mode is connected to the end of U-lag 114, so sets the preceding fluted disc and rear tooth disk knot for substituting the known number of teeth different Structure, and without the drive transmission of known countershaft and main shaft；The roller 167 is located at the U-lag of the connecting rod rolling disk 11 with moving type In 114, and it is resisted against on the inwall of the front end of U-lag 114, makes such slider body 161 can be by the connecting rod rolling disk in driving 11 drive；The end of U-lag 114 of the connecting rod rolling disk 11 has a chamfering 1141, to when assembling by the slider body 161 Roller 167 smoothly enter the U-lag 114 in.

Referring again to shown in Fig. 4, when the speed change gear is in start, the inputting shaft 12 drives the connecting rod rolling disk 11 to be formed partially The heart rotates, and such slide block assembly 16 is slided along the sliding groove 221, by the roller 164 because being pressed by the elastic parts 165 Compel, and be in close contact the sliding groove 221, making the friction clamping force formed between the surface of roller 164 and the sliding groove 221 drive should Force-output shaft 32 rotates (refer to Fig. 1,3 shown in), has the effect of rotating speed is fast, torsion is big, and be not easy such slide block assembly 16 It is injured.

Referring again to shown in Fig. 4, the start between the inputting shaft 12 and such slide block assembly 16 is lever principle, and torque is equal to Power is multiplied by the arm of force, and wherein the inputting shaft 12 is the point of application, and weight point is such slide block assembly 16, and an arm of force L is the inputting shaft 12 With the distance between such slide block assembly 16, mutually more conventional design, such slide block assembly 16 of the invention is located at the connecting rod rolling disk 11 end, its transmission radius is mutually more conventional to be changed, and arm of force L length increase, so in the point of application (inputting shaft 12) after applying pressure, the endurance for weight point can be improved, i.e., torque becomes big, torsion increases, therefore the connecting rod rolling disk 11 can The weight weight lifting of drive, further lifts the power that the connecting rod rolling disk 11 drives such slide block assembly 16, so defeated With identical motor force and the weight of such slide block assembly 16 it is constant in the case of, higher rotating speed can be presented in the present invention, or relatively low Motor force be issued to same rotational speed, to save horsepower, and through really control continuous variable speed, furthermore, the present invention is in the connecting rod The end of rolling disk 11 forms expense caused by the U-lag 114 of accommodating such slide block assembly 16 and the difficulty in manufacture, compares habit Know and come much lower (referring to shown in Fig. 8) in the hole that hollow out is produced on the connecting rod rolling disk 11, process and hold in manufacture Easily, and cost can be reduced.

Refer to shown in Fig. 5 to 7, in use, the primary shaft 31 in the center of a motor 30 is inserted in the inputting shaft 12, i.e., The motor 30 is combined with the speed change gear, it is coaxial driving structure to form the body 10 with the motor 30, and starts the horse During up to 30, it will directly drive the connecting rod rolling disk 11 and roll and (refer to shown in Fig. 4), and then make the speed change gear rotate coaxially, And have the function that balance by the balance weight assembly 14, in this way, mutually more conventional reduce by two axles in manufacture, it can reduce and be manufactured into This, and during the speed change gear start, can operate through an axle, the problem that can also avoiding different between centers.

Referring again to shown in Fig. 5 to 7, the start of the speed change gear is as described below：When the motor 30 starts, the primary shaft 31 can drive the inputting shaft 12 to rotate, and are further driven to the balance weight assembly 14 and rotate, and the centrifugal forces affect rotated, Gai Deng The fixed feet 1412 of one shoe plate 141 can be that axle center is opened to both sides with the inputting shaft 12, be connected through with such fixed feet 1412 Such fixed column 1422, such second shoe plate 142 drives by such first shoe plate and opens, now such position limiting structure 1424 The spring 143 can be inwardly extruded, because such position limiting structure 1424 inwardly compresses, and is limited by the elastic force of the spring 143, with The scope for avoiding the balance weight assembly 14 from being flared out displacement is excessive, when such shoe plate 142 of first shoe plate 141 and second is centrifuged Power is acted on to after the opening of both sides, and the another side of such first shoe plate, 141 and second shoe plate, 142 relative inputting shaft 12 can be tight Close occlusion inwall of the first clutch discs 21, and then firmly drive first clutch discs 21 to rotate, it also can control continuous variable speed Accuracy, and make hop count increase, and original state can be returned back to after the balance weight assembly 14 centrifuges displacement event resolves, and be applicable In larger horsepower occasion, second clutch discs 22 equally can be by such first shoe plate 141 of the other end and such second shoe plate 142 drive rotation, and its start principle is identical, therefore repeats no more；After the motor 30 startup, such first shoe plate 141 and second Shoe plate 142 can be rotated first, and then the coaxial stress of connecting rod rolling disk 11 is rotated, and be driven in such sliding groove 211,221 In such slide block assembly 16, by the dike piece 142 of such first shoe plate 141 and second and first clutch discs 21 and second from The occlusion of the inwall of disk 22 is closed, the stability (referring to shown in Fig. 1) when the gear arrangement rotates can be increased.

Refer to shown in Fig. 5 and Fig. 7, after the motor 30 stops operating, because of such first shoe plate 141 and second Shoe plate 142 is not influenceed by centrifugal force, does not there is the pressure extrusion spring 143, therefore the resilient of spring 143, makes such Two shoe plates 142 revert to one end with such fixed column 1422 and are mutually close together, and then drive such first shoe plate 141 to recover For reset condition.

But as described above, only presently preferred embodiments of the present invention, when the patent that the present invention can not be limited with this is protected Protect scope；Therefore, all simple equivalent changes and modificationss made according to claims of the present invention and description, all should be still Belong in the range of patent of the present invention covers.

Claims

A kind of 1. speed change gear of coaxial connecting rod rolling disk, it is characterised in that including：

One case of transmission, wherein simultaneously there is the first clutch discs of a hollow ring, another side has one second clutch discs；

One connecting rod rolling disk, in the transmission case body, its center has a center through hole run through, the outer collarette of the center through hole for position If a ball bearing, between the center through hole and the ball bearing be provided with plural number with the connecting rod rolling disk extend vertically to this first The twisting portion of clutch discs, the edge of the connecting rod rolling disk are provided with the U-lag that plural number concaves；

One hollow inputting shaft, it is to be arranged in the center through hole, and an activity space is formed with the inwall of the center through hole, and one End and a primary shaft of a motor are inserted in the force-output shaft that second clutch discs have through connection, the other end；

Plural balance weight assembly, be the both ends for being respectively arranged on the connecting rod rolling disk for one group of shape with two, have one group of first shoe plate, One group of second shoe plate and a spring, the one side of such second shoe plate engage with the connecting rod rolling disk, another side and such first hoof Chip bonding, and the spring is located between such second shoe plate, such balance weight assembly is to when the speed change gear starts, by centrifugation Displacement is closely engaged first clutch discs and the inwall of second clutch discs, makes the speed change gear stable rotation；

Plural slide block assembly, such fast component of cunning are provided with a slider body, the slider body system be placed in first clutch discs with And in second clutch discs, the slider body is provided with an at least groove, such groove is provided with a skew surface and a roller, the rolling Post is held towards the mobile shape in slider body center, the side extension of the slider body by an elastic parts and is provided with a cylinder, the post The end of body is provided with a roller, and the roller is located at moving type in the U-lag of the connecting rod rolling disk, and an axle is provided between the roller Hold, make the roller be easier to rotate；

One centrifugal film, it is to be arranged on the inputting shaft, and between the balance weight assembly and the connecting rod rolling disk；And

Plural O rings, it is the both ends for being located in the inputting shaft, to by the body and first clutch discs and second clutch discs Robust seal.
2. the speed change gear of coaxial connecting rod rolling disk as claimed in claim 1, it is characterised in that the side tool of such first shoe plate There is the center fixing hole of an annular, to be set in the periphery of the inputting shaft, one end extension of the center fixing hole is provided with one and consolidated Determine pin, the fixed feet is provided with a fixing groove to concave with respect to the other end of the center fixing hole.
3. the speed change gear of coaxial connecting rod rolling disk as claimed in claim 1, it is characterised in that the one side of such second shoe plate With a depressed part, a center circle is formed by the depressed part of two second shoe plates is staggered relatively, to around being located at the inputting shaft Periphery, the one side of such second shoe plate and a fixed column is provided with the depressed part the same side, to be placed in first shoe plate Fixing groove in, also, with the fixed column the same face, and the another side of the relative fixed column is provided with a fixing hole, to be set in The fixed column of the connecting rod rolling disk, in such second shoe plate adjacent to a side of the depressed part and be comparable to the fixing hole provided with one hang down Straight position limiting structure, the edge of such first shoe plate can be resisted against on the position limiting structure, to control the accuracy of continuous variable speed And hop count is made to increase.
4. the speed change gear of coaxial connecting rod rolling disk as claimed in claim 3, it is characterised in that the side of the position limiting structure is provided with One butting section, to make first shoe plate against opposite side is provided with the fixture of an extension, the both ends of the spring to be housed Between such second shoe plate.
5. the speed change gear of coaxial connecting rod rolling disk as claimed in claim 1, it is characterised in that the U-lag end of the connecting rod rolling disk End has a chamfering, the roller of the slider body can be propped up to the inwall of the U-lag front end when assisting and assembling, makes and driving When such slider body is driven by the connecting rod rolling disk.
6. the speed change gear of coaxial connecting rod rolling disk as claimed in claim 1, it is characterised in that the oblique song of such slide block assembly Face is smooth S types.