CN206754296U - A kind of tubular motor reducer - Google Patents

Abstract

The utility model discloses a kind of tubular motor reducer, solve the support in reductor and pin is linked together in a manner of being riveted firmly, it is indivisible, any position has been damaged, the whole combination being riveted together will be replaced, the problem of maintenance cost is high, its drip irrigation device are：The fixed mounting groove of supply and marketing is provided with support, annular is provided with locating piece on pin, there is the locating slot for wearing for locating piece and being interconnected with mounting groove when on support, supply and marketing is additionally provided with support, locating piece is rotated to realize the cavity of clamping, a kind of tubular motor reducer of the present utility model, support and pin are separated, has saved the cost of maintenance.

Description

A kind of tubular motor reducer

Technical field

Retarding device is the utility model is related to, more particularly to a kind of tubular motor reducer.

Background technology

Reductor plays a part of to match rotating speed between prime mover and working machine or executing agency and transmits torque, reductor It is a kind of relatively accurate machinery, the purpose using it is to reduce rotating speed, increases torque.It can be divided into list according to transmission series difference Level and multistage speed reducer；It can be divided into cylindrical gear reducer, conical gear reducer and circular cone-cylinder according to tooth factory wheel shape Tooth running wheel reductor；Arrangement form according to transmission can be divided into expansion, shunting and enter shaft type reductor together again.Decelerator is A kind of gear drive, worm-drive, pinion-endless screw by being enclosed in stiff case is driven formed individual components, commonly uses Make the speed reduction gearing between driving link and working machine.Risen between prime mover and working machine or executing agency matching rotating speed and The effect of torque is transmitted, using extremely wide in modern mechanical.

Tubular motor reducer is used in the decelerator in tube shaped electric machine, and the support and pin in reductor to be riveted firmly Mode link together, indivisible, any position has been damaged, and can all be replaced the whole combination being riveted together, Maintenance cost is high, also improved space.

Utility model content

The purpose of this utility model is to provide a kind of tubular motor reducer, separates support and pin, has saved maintenance Cost.

Above-mentioned technical purpose of the present utility model technical scheme is that：

A kind of tubular motor reducer, including support, the central gear being fixedly connected with support, pin, on the support It is provided with the fixed mounting groove of supply and marketing, annular is provided with locating piece on the pin, has when on the support and is worn for locating piece And if the locating slot interconnected with mounting groove, supply and marketing, locating piece rotation are additionally provided with the support to realize clamping Cavity.

Using such scheme, pin can be installed in mounting groove, and the setting of locating piece, coordinate locating slot, can be incited somebody to action The pin of locating piece is inserted into support, while the setting of cavity, can be by the pin with locating piece by rotation, so that will Locating piece is hidden into cavity, so as to be spun off from locating slot, can not only support is dismantled with pin, together When reduce maintenance cost.

Preferably, on the support side of remotely located groove be additionally provided with interconnected with cavity and with locating piece spiral shell The thread groove that line coordinates.

Using such scheme, the setting of thread groove, locating piece is carried out screw thread cooperation, improve to determining on pin The fixation of position block and support, the mode that screw thread coordinates, can reach fast quick-detach, while improve the fix tightly of pin and support Soundness, it is practical.

Preferably, be additionally provided with spring, ball on the support, be provided with the support for ball wear rolling and The perforation being limited in support, the side away from ball is additionally provided with the lid for covering perforation and fixed spring on the support Plate, it is provided with the locating piece and spacing limited ring groove is worn for ball.

Using such scheme, spring, ball are used cooperatively, and the ball can be stretched in the bracket, and logical Cross the setting of cover plate, spring be fixed, while the setting of the limited ring groove on locating piece, when locating piece in thread groove spiral shell When line coordinates, once being engaged to suitable position, ball can carry out conflict with limited ring groove and be connected, and give people a kind of prompting, carry High threaded connection degree between thread groove and locating piece, it is practical.

Preferably, the projection that ammunition feed spring is arranged is provided with the cover plate.

Using such scheme, the setting of projection, the fixation degree to spring is improved, spring is fixed on the cover board When, it is not easy to bend, improve the service life of spring, while also improve the practicality of ball.

Preferably, also include planetary gear, central gear intermeshing with the planetary gear connection being sheathed on pin Clutch, the planetary gear, central gear joint control are helical teeth and set in 13 degree.

Using such scheme, planetary gear is helical teeth with the tooth in central gear joint control and set in 13 degree, not only Contact ratio is added, and the helical angle of helical teeth is more than the helical angle of straight-tooth, effectively reduces noise during rotation, practicality By force.

Preferably, the planetary both sides up and down are provided with bulge loop.

Using such scheme, the setting of bulge loop, reduce the friction area of planetary gear and support, so as to reduce planet The frictional force of gear and support, planetary service life is improved, while reduce noise caused by friction, practicality By force.

Preferably, the side away from support is provided with boss on the central gear.

Using such scheme, the setting of boss, reduce the contact area of central gear and other supports, so as to reduce Central gear and the frictional force between other, improve the service life of central gear, while reduce and rubbed caused by friction Power is wiped, it is practical.

Draw preferably, side of the central gear away from support is tilted towards outer setting formation from boss to holder orientation Guide face.

Using such scheme, the setting of guide surface, when facilitating the central gear to be assembled with other planetary gears, installation is more Add easily, it is not easy to blocking mutually for gear is caused, reduces the difficulty of assembling, it is practical.

Preferably, the planetary both sides are provided with storage oilhole.

Using such scheme, the setting of oilhole is stored, when being applied planetary gear to spread lubricating grease, has the lubricating grease of part It is stored in and stores in oilhole, lubricating grease is had when planetary gear rotates and is flowed out from storage oilhole, while as the liter of temperature Height, lubricating grease is caused to be thrown away along planetary rotation direction, so as to be lubricated.

Preferably, the planetary gear, central gear joint control are made by polyamide.

Using such scheme, polyamide is commonly called as nylon, the high mechanical strength of polyamide, good toughness, has higher tension, resists Compressive Strength；Fatigue performance protrudes, and product is through repeatedly flexion remains to keep original mechanical strength repeatedly；Softening point is high, heat-resisting；Table Face is smooth, and coefficient of friction is small, wear-resisting；It is corrosion-resistant；There is self-extinguishment, nontoxic, odorless, good weatherability is inert to bioerosion, has Good antibacterial, Antimould power；There is excellent electric property；Part weight is light, easy dyeing, easy-formation.

In summary, the utility model has the advantages that：

1st, support and pin can be dismantled, and save maintenance cost；

2nd, the noise of tubular motor reducer rotation is reduced.

Brief description of the drawings

Fig. 1 is the structural representation of tubular motor reducer；

Fig. 2 is the exploded perspective view one of tubular motor reducer；

Fig. 3 is the exploded perspective view two of tubular motor reducer；

Fig. 4 is the exploded perspective view of support；

Fig. 5 is the top view of support；

Fig. 6 is the sectional view in A-A portions in Fig. 5.

In figure：1st, support；2nd, central gear；3rd, pin；4th, mounting groove；5th, locating piece；6th, locating slot；7th, cavity；8th, spiral shell Groove；9th, spring；10th, ball；11st, cover plate；12nd, limited ring groove；13rd, projection；14th, planetary gear；15th, central gear is combined Device；16th, bulge loop；17th, boss；18th, guide surface；19th, oilhole is stored；20th, external tooth cylinder；21st, upper lid；22nd, base；23rd, output shaft； 24th, perforate.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

A kind of tubular motor reducer disclosed in the present embodiment, including support 1, the central gear that is fixedly connected with support 1 2nd, pin 3.

As shown in Figure 1, 2, tubular motor reducer, viewed from above, it is made up of the similar deceleration device of three-level principle.

As shown in Figure 1, 2, tubular motor reducer includes external tooth cylinder 20, upper lid 21, base 22 and reducing gear.Slow down Include central gear joint control 15, some planetary gears 14 engaged with central gear joint control 15 in mechanism, for fixing The pin 3 of some gears, for installing the support 1 of pin 3, the lower end of support 1 has been wholely set central gear 2, and the third level Support 1 on be fitted without central gear 2, output shaft 23 is installed on the support 1 of the third level.

As shown in Figure 2,3, boss 17 is provided with central gear 2, boss 17 is set in cylinder, and on central gear 2 Guide surface 18 is provided with, side of the central gear 2 away from support 1 is tilted towards outer setting formation from boss 17 to the direction of support 1 and drawn Guide face 18.

As shown in Figure 2,3, the planetary gear 14 positioned at the first order intermeshes with central gear joint control 15, and planet tooth Wheel 14, central gear joint control 15 are helical teeth and set in 13 degree, are additionally provided with the planetary gear 14 of the first order and are in The storage oilhole 19 that semicircle indent is set.External tooth cylinder 20, central gear joint control 15, the planetary gear 14 of the first order are by polyamide It is made.

As shown in figure 4, the present embodiment, preferentially uses 3 locating pieces 5, has been wholely set on the lateral wall of the lower end of pin 3 3 locating pieces, 5,3 locating pieces 5 and the outer surface of the junction of support 1 are set in concyclic arc, and three locating pieces 5 are in a ring Array is set and array angle is 120 degree, and locating piece 5 is set in fan-shaped setting and with the concentric of pin 3, and fan-shaped locating piece 5 angles opened are 30 degree, are provided with plus thread on the lateral wall of locating piece 5, the plus thread of adjacent positioned block 5 is in same screw thread Set.The length of locating piece 5 is the thickness 1/3rd of support 1, and the limited ring groove positioned for ball 10 is provided with locating piece 5 12。

As shown in Fig. 4,6, the mounting groove 4 of the insertion of supply and marketing 3 is provided with support 1, is additionally provided with support 1 for locating piece The locating slot 6 of 5 insertions, and the cavity 7 for interconnecting with locating slot 6 and tentatively being placed for locating piece 5 is additionally provided with support 1, The side of remotely located groove 6 is provided with support 1 interconnects and intermeshing with the plus thread on locating piece 5 with cavity 7 Thread groove 8.Locating slot 6, cavity 7, the length of thread groove 8 are consistent with the length of locating piece 5, and cavity 7, the radius of thread groove 8 are equal to pin Sub 3 radiuses add the length of locating piece 5, are provided with thread groove 8 and the intermeshing left-hand thread of plus thread on locating piece 5, sky Chamber 7, the radius of thread groove 8 are more than pin 3, are positioned such that block 5 could rotate after such insertion and are threaded into groove 8, are connected using screw thread Connect, installing/dismounting is quite convenient to, can also fixator pins 3.The inner circle radius of locating slot 6 is consistent with pin 3, treats that pin 3 inserts Play a part of a firm pin 3 afterwards.

As Figure 4-Figure 6, the side wall of cavity 7 close to the outside of support 1 when have a perforation 24, be provided with ball in perforation 24 10th, spring 9, ball 10 is in perforation 24 and is limited in perforation 24, and one end of spring 9 contradicts with ball 10 to be connected, spring 9 The other end and cover plate 11 contradict and connect, be provided with the projection 13 that ammunition feed spring 9 is arranged clamping on cover plate 11.

Assembling process：

1st, ball 10 is placed in perforation 24, and spring 9 is also placed in perforation 24, will worn using cover plate 11 Hole 24 is sealed, and sealing can use epoxy resin, and cover plate 11 can also be made to be interference fitted with support 1；

2nd, the one end of pin 3 with locating piece 5 is inserted along the locating slot 6 on support 1, moves to cavity 7 and be connected with thread groove 8 Place, now, the forced compression of 9 ball of spring 10, ball 10 contradicts with pin 3；

3rd, pin 3 is slowly threaded into groove 8, when the limited ring groove 12 on pin 3 is reached at ball 10, spring 9 rolls Ball 10 on pearl 10 ejects, and ball 10 enters in the limited ring groove 12 on locating piece 5, prompts to have been mounted to position, now sells Sub 3 lower surfaces overlap with the lower surface of support 1, and ball 10 agrees with limited ring groove 12.

Unloading process：

1st, slowly pin 3 is back-outed, pliers can be used when twisting motionless, the locating piece 5 of the lower section of pin 3 is screwed onto from thread groove 8 In cavity 7；

2nd, ball 10 leaves limited ring groove 12, the forced contraction of 9 ball of spring, 10 inner spring 9, and ball 10 is against the table of pin 3 Face, and the top of locating piece 5 of the ball 10 on pin 3；

3rd, pin 3 is rotated, it is viewed from above, locating piece 5 is gone to the position agreed with locating slot 6.

4th, pin 3 is taken out from direction straight up.

This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

Claims (10)

1. a kind of tubular motor reducer, including support (1), the central gear (2) being fixedly connected with support (1), pin (3), It is characterized in that：The fixed mounting groove (4) of supply and marketing sub (3) is provided with the support (1), annular is provided with the pin (3) Locating piece (5), there are the locating slot (6) for wearing for locating piece (5) and being interconnected with mounting groove (4), institute when on the support (1) State and supply and marketing sub (3) is additionally provided with support (1), locating piece (5) is rotated to realize the cavity of clamping (7).

2. a kind of tubular motor reducer according to claim 1, it is characterized in that：Remotely located groove on the support (1) (6) side is additionally provided with the thread groove (8) for interconnecting with cavity (7) and coordinating with locating piece (5) screw thread.

3. a kind of tubular motor reducer according to claim 1, it is characterized in that：Bullet is additionally provided with the support (1) Spring (9), ball (10), it is provided with the support (1) and wears the perforation for rolling and being limited in support (1) for ball (10) (24), the side away from ball (10) is additionally provided with the lid for covering perforation (24) and fixed spring (9) on the support (1) Plate (11), it is provided with the locating piece (5) and wears spacing limited ring groove (12) for ball (10).

4. a kind of tubular motor reducer according to claim 3, it is characterized in that：Ammunition feed is provided with the cover plate (11) The projection (13) that spring (9) is arranged.

5. a kind of tubular motor reducer according to claim 1, it is characterized in that：Also include being sheathed on pin (3) Planetary gear (14) and the intermeshing central gear joint control (15) of planetary gear (14), the planetary gear (14), the sun Gear joint control (15) is helical teeth and set in 13 degree.

6. a kind of tubular motor reducer according to claim 5, it is characterized in that：Up and down the two of the planetary gear (14) Side is provided with bulge loop (16).

7. a kind of tubular motor reducer according to claim 1, it is characterized in that：Away from branch on the central gear (2) The side of frame (1) is provided with boss (17).

8. a kind of tubular motor reducer according to claim 7, it is characterized in that：The central gear (2) is away from support (1) side is tilted towards outer setting from boss (17) to support (1) direction and forms guide surface (18).

9. a kind of tubular motor reducer according to claim 5, it is characterized in that：The both sides of the planetary gear (14) are equal It is provided with and stores oilhole (19).

10. a kind of tubular motor reducer according to claim 5, it is characterized in that：The planetary gear (14), sun tooth Wheel joint control (15) is made by polyamide.