CN213900495U - Pre-positioning rotary speed reducer - Google Patents

Abstract

The utility model provides a pre-positioning rotary speed reducer relates to the rotary speed reducer field, including casing, outer lane, inner circle, worm, slewing bearing, roof, motor and pre-positioning mechanism, the utility model discloses a pre-positioning mechanism includes multiunit elastic lockpin, and has seted up multiunit draw-in groove on the base with slewing speed reducer's outer lane looks adaptation, draw-in groove and elastic lockpin looks adaptation, therefore single staff can place the base on slewing speed reducer's roof, and elastic lockpin inserts in the draw-in groove this moment, realizes the preliminary location of base, and this staff can install the locking bolt alone, and then realizes that single staff high-efficiently installs slewing mechanism; in addition, the main body part of the elastic lock pin can be retracted into the rotary speed reducer, so that the packaging and the transportation are facilitated.

Description

Pre-positioning rotary speed reducer

Technical Field

The utility model relates to a rotation reduction gear field especially relates to a prepositioning rotation reduction gear.

Background

The rotary speed reducer is a whole-circle rotary speed reducing transmission mechanism with an integrated driving power source, and uses a rotary support as a transmission driven part and a mechanism attachment part, and one of the inner ring and the outer ring of the rotary support is attached with a driving part, a driving source and a housing, while the other ring is used as a transmission driven part and a connection base of a driven working part, so that the rotary speed reducer becomes a universal speed reducing transmission mechanism which integrates the functions of rotation, speed reduction and driving, has a simple structure and is convenient to manufacture and maintain.

But the installation of present rotary reducer generally needs the cooperation of many workers, and the staff is with rotary reducer's casing and inner circle fixed mounting on fixed establishment, then one staff aligns the reservation screw of slewing mechanism's base and rotary reducer top plate, and another staff twists the locking bolt in the reservation screw of base and roof, and many workers ' packaging efficiency is lower to need the manual work to align among the rotary reducer roof and the slewing mechanism base in the reservation screw, waste time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a prepositioning rotary reduction gear.

The utility model discloses a realize through following technical scheme: the utility model provides a prepositioning rotary speed reducer, which comprises a housin, the outer lane, the inner circle, the worm, slewing bearing, the roof, motor and prepositioning mechanism, the casing includes fixed connection's base casing and worm casing, the outer lane is located the base casing, the outer lane rotates with the base casing to be connected, the worm is located the worm casing, motor drive worm rotates, worm and outer lane meshing transmission, the inner circle is located the inboard of outer lane, the inner circle passes through the raceway and is connected with the coaxial rotation of outer lane, inner circle and casing fixed connection, the roof is fixed on the outer lane, slewing bearing fixes on the inner circle, prepositioning mechanism includes multiunit elasticity lockpin, and seted up multiunit draw-in groove on the base with slewing reducer's outer lane looks adaptation, draw-in groove and elasticity lockpin looks adaptation, corresponding screw has been seted up on outer lane and the base.

According to the technical scheme, preferably, the elastic lock pin comprises a spring and a pin rod matched with the clamping groove, the top plate is provided with a sliding groove, the spring and the pin rod are located in the sliding groove, and the spring pushes the pin rod outwards.

According to the above technical scheme, preferably, the opening part of spout is equipped with the spacing ring, and the upper portion of pin pole is equipped with the snap ring with the coaxial fixed connection of pin pole, and the spacing ring is used for locking the snap ring in the spout.

According to the technical scheme, preferably, an inner sealing ring is arranged between the inner ring and the outer ring, and an outer sealing ring is arranged between the outer ring and the base shell.

According to the above technical solution, preferably, the motor is a stepping motor or a servo motor.

The utility model has the advantages that: the utility model discloses a prepositioning mechanism includes multiunit elasticity lockpin, and has seted up multiunit draw-in groove on the base with the outer lane looks adaptation of rotary reducer, draw-in groove and elasticity lockpin looks adaptation, therefore single staff can place rotary reducer on the base, and the elasticity lockpin inserts in the draw-in groove this moment, realizes rotary reducer's preliminary positioning, and this staff can install the locking bolt alone, and then realizes that single staff high-efficiently installs rotary reducer; in addition, the main body part of the elastic lock pin can be retracted into the rotary speed reducer, so that the packaging and the transportation are facilitated.

Drawings

Fig. 1 shows a schematic front view structure according to an embodiment of the present invention.

Fig. 2 shows a schematic side view of an embodiment according to the invention.

Fig. 3 shows a schematic structural view of an elastic locking pin according to an embodiment of the present invention.

In the figure: 1. a housing; 2. an outer ring; 3. an inner ring; 5. a slewing bearing; 6. a top plate; 7. a pre-positioning mechanism; 8. a base housing; 9. a worm housing; 10. a motor; 11. an elastic lock pin; 12. a card slot; 13. a spring; 14. a pin rod; 15. a chute; 16. a snap ring; 17. an inner seal ring; 18. an outer seal ring; 19. a base.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

As shown in the figure, the utility model provides a pre-positioning rotary speed reducer, including casing 1, outer lane 2, inner circle 3, the worm, slewing bearing 5, roof 6 and pre-positioning mechanism 7, wherein casing 1 includes base casing 8 and worm casing 9 of fixed connection, outer lane 2 is located base casing 8, outer lane 2 rotates with base casing 8 to be connected, the worm is located worm casing 9, motor 10 drives the worm to rotate, motor 10 is preferably step motor 10 or servo motor 10, the worm meshes the transmission with outer lane 2, inner circle 3 is located the inboard of outer lane 2, inner circle 3 passes through raceway or bearing and is connected with outer lane 2 coaxial rotation, inner circle 3 and casing 1 fixed connection, roof 6 fixes on outer lane 2, slewing bearing 5 fixes on inner circle 3, and pre-positioning mechanism 7 includes multiunit elastic lockpin 11, and seted up multiunit draw-in groove 12 on the base 19 with slewing speed reducer's outer lane 2 looks adaptation, the clamping groove 12 is matched with the elastic locking pin 11, the elastic locking pin 11 comprises a spring 13 and a pin rod 14 matched with the clamping groove 12, a sliding groove 15 is formed in the top plate 6, the spring 13 and the pin rod 14 are located in the sliding groove 15, the spring is sleeved on the pin rod, the spring 13 pushes the pin rod 14 outwards, and corresponding screw holes are formed in the outer ring 2 and the base 19.

The installation process comprises the following steps:

the working personnel fixedly install the rotary speed reducer on the fixing mechanism, and at the moment, the shell 1 and the rotary support 5 of the rotary speed reducer are fixed on the fixing mechanism; a worker places a base 19 of a rotating mechanism on a top plate 6 of a rotary speed reducer, a pin rod 14 of an elastic lock pin 11 is inserted into a clamping groove 12 of the base 19 under the action of a spring 13, and then preliminary positioning of the rotating mechanism is achieved, at the moment, screw holes corresponding to the base 19 and the top plate 6 are aligned, and therefore the worker can conveniently lock the base 19 and the top plate 6 through locking bolts matched with the screw holes.

According to the above embodiment, preferably, a limiting ring is disposed at the opening of the sliding slot 15, a snap ring 16 coaxially and fixedly connected with the pin 14 is disposed at the upper portion of the pin 14, and the limiting ring is used to lock the snap ring 16 in the sliding slot 15, so as to effectively prevent the pin 14 or the spring 13 from sliding out of the sliding slot 15.

Further, an inner sealing ring 17 is arranged between the inner ring 3 and the outer ring 2, an outer sealing ring 18 is arranged between the outer ring 2 of the inner sealing ring 17 and the base shell 8, and the inner sealing ring 17 and the outer sealing ring 18 can effectively enhance the sealing effect of the rotary speed reducer and prevent lubricating liquid of the rotary speed reducer from leaking or being rusted inside.

The utility model has the advantages that: the utility model discloses a prepositioning mechanism 7 includes multiunit elasticity lockpin 11, and has seted up multiunit draw-in groove 12 on the base 19 with 2 looks adaptations of outer lane of slewing reducer, draw-in groove 12 and elasticity lockpin 11 looks adaptations, therefore single staff can place the slewing reducer on base 19, and elasticity lockpin 11 inserts in draw-in groove 12 this moment, realizes the preliminary location of slewing reducer, and this staff can install the locking bolt alone, and then realizes that single staff high-efficiently installs the slewing reducer; in addition, the main body part of the elastic lock pin 11 can be retracted into the rotary speed reducer, so that the packaging and the transportation are facilitated.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. A pre-positioning rotary speed reducer is characterized by comprising a shell, an outer ring, an inner ring, a worm, a rotary support, a top plate, a motor and a pre-positioning mechanism, wherein the shell comprises a base shell and a worm shell which are fixedly connected, the outer ring is positioned in the base shell, the outer ring is rotatably connected with the base shell, the worm is positioned in the worm shell, the motor drives the worm to rotate, the worm is meshed with the outer ring for transmission, the inner ring is positioned on the inner side of the outer ring, the inner ring is coaxially and rotatably connected with the outer ring through a raceway, the inner ring is fixedly connected with the shell, the top plate is fixed on the outer ring, the rotary support is fixed on the inner ring, the pre-positioning mechanism comprises a plurality of groups of elastic lock pins, and a plurality of groups of clamping grooves are formed in a base matched with the outer ring of the rotary speed reducer, the clamping groove is matched with the elastic lock pin, and corresponding screw holes are formed in the outer ring and the base.

2. The pre-positioning rotary speed reducer according to claim 1, wherein the elastic locking pin comprises a spring and a pin rod matched with the slot, the top plate is provided with a sliding slot, the spring and the pin rod are located in the sliding slot, and the spring pushes the pin rod outwards.

3. The pre-positioning rotary speed reducer according to claim 2, wherein a limiting ring is disposed at an opening of the sliding groove, a snap ring coaxially and fixedly connected with the pin rod is disposed at an upper portion of the pin rod, and the limiting ring is used for locking the snap ring in the sliding groove.

4. The pre-positioning rotary speed reducer of claim 3, wherein an inner seal ring is provided between the inner ring and the outer ring, and an outer seal ring is provided between the outer ring and the base housing.

5. A pre-positioned rotary reducer according to claim 4 in which the motor is a stepper motor or a servo motor.

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