CN214305169U

CN214305169U - Speed reducer convenient to dismantle and maintain

Info

Publication number: CN214305169U
Application number: CN202120165889.4U
Authority: CN
Inventors: 邵海刚
Original assignee: Shanghai Jinggeng Electromechanical Technology Co ltd
Current assignee: Shanghai Jinggeng Electromechanical Technology Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-09-28
Anticipated expiration: 2031-01-21

Abstract

The utility model discloses a speed reducer convenient to dismantle and maintain, including lower casing and upper casing, the location chamber has all been seted up between outer wall and the lateral wall position that lower casing and upper casing are close to each other, and has the trepanning through location chamber joint between lower casing and the upper casing, through being located one side between lower casing and the upper casing the perpendicular activity through connection of trepanning has the worm, and it is adjacent two sets of around being located swing joint has transfer line and driven lever between the trepanning, the one end welding of worm has the drive block, the outer surface perpendicular fixed cover of transfer line has fluted disc and first gear. The utility model discloses in, the speed reducer provides the dismantlement window at the top for convenient dismantlement and maintenance just can lubricate the meshing transmission district, and the friction loss when reducing the operation, simultaneously, the installation that provides the execution transmission structure just carries on spacingly in the installation tip of drive disk assembly with rotational positioning, makes meshing transmission precision high.

Description

Speed reducer convenient to dismantle and maintain

Technical Field

The utility model relates to a speed reducer field especially relates to a speed reducer convenient to dismantle and maintain.

Background

The speed reducer comprises three sets of drive mechanism, the during operation plays the effect of carrying out rotational speed matching and torque transmission between prime mover and actuating mechanism, gear engagement output epaxial gear wheel that the number of teeth is few on the input shaft reaches the purpose of speed reduction, it is comparatively common in modern machinery application, traditional speed reducer is when using, do not provide the dismantlement window in the top, lead to dismantling and maintain inconveniently and can not lubricate meshing transmission district in real time, the friction loss that leads to when moving is big, simultaneously, do not provide installation and the rotational positioning of carrying out transmission structure and do not carry on spacingly in the installation tip of drive disk assembly, reduce meshing transmission precision, the use of speed reducer has been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the speed reducer convenient to dismantle and maintain that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a speed reducer convenient to disassemble and maintain comprises a lower casing and an upper casing, wherein positioning cavities are respectively formed between the outer walls and the side wall positions of the lower casing and the upper casing, which are close to each other, sleeve discs are clamped between the lower casing and the upper casing through the positioning cavities, bolts are respectively arranged between the sleeve discs and the lower casing as well as between the sleeve discs and the upper casing in a threaded manner, a worm is vertically and movably connected between the lower casing and the upper casing through the sleeve discs positioned on one side, a transmission rod and a driven rod are movably connected between two adjacent groups of the sleeve discs positioned on the front side and the rear side, a transmission block is welded at one end of the worm, a fluted disc and a first gear are vertically and fixedly sleeved on the outer surface of the transmission rod, a second gear is vertically and fixedly sleeved on the outer surface of the driven rod, fixing grooves are respectively formed in the peripheral edge positions of the top of the lower casing, and inserting rods corresponding to the fixing grooves are welded at the bottom of the upper casing, the oil-saving oil pump is characterized in that an L-shaped hollow plate is fixedly mounted on one side of the top of the inner wall of the upper casing, a fixed sleeve is fixedly installed at the top of the upper casing in a penetrating mode, a piston column is movably mounted inside the fixed sleeve, and two groups of oil outlets are formed in the bottom of the L-shaped hollow plate.

Preferably, the upper surface of the lower casing is in contact with the lower surface of the upper casing, the lower surface of the lower casing is fixedly provided with the base, the lower casing is movably connected with the upper casing through a fixing groove and an inserting rod, the number of the sleeve discs is five, and four groups of the sleeve discs are uniformly distributed between the front surface and the rear surface of the lower casing and the front surface and the rear surface of the upper casing.

Preferably, the transmission rod and the driven rod are horizontally arranged, the transmission rod and the driven rod are vertically movably connected between the lower casing and the upper casing in a penetrating manner, and the transmission rod is arranged at a position close to the worm.

Preferably, fluted disc parallel arrangement is in the rear of first gear, and the front surface of fluted disc and the rear surface of driving block mesh mutually, one side outer wall that second gear and first gear are close to each other meshes mutually, and driving block, fluted disc, first gear and second gear all set up the inside at lower casing and upper housing.

Preferably, the two groups of oil outlets respectively correspond to the transmission block and the first gear, and the lower end of the fixing sleeve is vertically and fixedly arranged on one side of the top of the L-shaped hollow plate in a penetrating mode.

Preferably, the perpendicular welding of inner wall bottom one side position of lower casing has two sets of splint, and second gear sliding mounting is two sets of between the splint, set up the pole groove that agrees with mutually with the driven lever between the preceding back wall of splint and the top position, and the driven lever passes through the perpendicular sliding connection of pole groove and is two sets of between the splint, two sets of the equal fixed mounting in surface one side position that splint are close to each other has the sponge felt, and the one side outer wall that sponge felt and second gear are close to each other contacts, is located the front side the board chamber has been seted up between the antetheca and the top position of splint.

Preferably, the worm is close to the equal movable mounting in surface one side of transmission block, the equal arc clamp plate of surface front and back position of transfer line and driven lever, and the top welding of arc clamp plate has the spacer, worm, transfer line and driven lever and correspondence equal threaded mounting has the gim peg between the spacer, the arc clamp plate sets up in the inside of lower casing and upper casing, and the arc clamp plate with adjacent the cover dish contacts, the board chamber is corresponding with the arc clamp plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, pass through the bolt assembly on the speed reducer shell through the sleeve disk that sets up by location chamber direction installation, provide the positioning of three group transmission bodies, combine the coordination structure that fixed slot and inserted bar constitute, realize the fit assembly between lower casing and the upper casing, thereby provide the dismantlement window at the top, conveniently dismantle the maintenance, provide drainage channel in the L type hollow plate, through dismantling the piston post by fixed cover installation, pour into the L type hollow plate with fluid, the back drips out along two sets of oil-out, lubricate meshing transmission area, make the friction loss when the speed reducer moves little;

2. in the utility model, the installation and the rotary positioning of the execution transmission structure are provided by arranging the clamping plates through the rod grooves, the sponge felt is matched to adsorb oil liquid in adjacent meshing transmission areas, so that the gear wheel is convenient to lubricate, the arc-shaped pressing plates which are fixedly installed by the positioning plates and the fixing bolts are matched to limit the installation end part of the transmission part, the precision of meshing transmission is improved, and the plate cavity provides the installation and the rotary space of the adjacent arc-shaped pressing plates;

to sum up, the speed reducer provides the dismantlement window at the top for convenient dismantlement and maintenance just can lubricate the meshing transmission district, reduce the friction loss when moving, simultaneously, provide installation and the rotational positioning of carrying out transmission structure and spacing in the installation tip of drive disk assembly, make meshing transmission precision high.

Drawings

Fig. 1 is a partial top view of a first embodiment of a speed reducer convenient for disassembly and maintenance provided by the present invention;

fig. 2 is a schematic view of an overall structure of a speed reducer convenient for disassembly and maintenance provided by the present invention;

fig. 3 is a partial top view of a second embodiment of the speed reducer convenient for disassembly and maintenance.

In the figure: the device comprises a lower machine shell 1, an upper machine shell 2, a machine base 3, a positioning cavity 4, a sleeve disc 5, a worm 6, a transmission rod 7, a driven rod 8, a bolt 9, a transmission block 10, a fluted disc 11, a first gear 12, a second gear 13, a fixing groove 14, an inserted rod 15, a hollow plate 16L, a fixing sleeve 17, a piston column 18, an oil outlet 19, a clamping plate 20, a rod groove 21, a sponge felt 22, an arc pressing plate 23, a positioning sheet 24, a fixing bolt 25 and a plate cavity 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-2, a speed reducer convenient for disassembly and maintenance comprises a lower casing 1 and an upper casing 2, wherein a positioning cavity 4 is respectively arranged between the outer wall and one side wall position of the lower casing 1 and the upper casing 2 which are close to each other, sleeve discs 5 are clamped between the lower casing 1 and the upper casing 2 through the positioning cavity 4, bolts 9 are respectively arranged between the sleeve discs 5 and the lower casing 1 and the upper casing 2 in a threaded manner, a worm 6 is vertically and movably connected between the lower casing 1 and the upper casing 2 through the sleeve disc 5 positioned at one side, a transmission rod 7 and a driven rod 8 are movably connected between the front and the rear adjacent groups of sleeve discs 5, one end of the worm 6 is welded with a transmission block 10, a fluted disc 11 and a first gear 12 are vertically and fixedly sleeved on the outer surface of the transmission rod 7, a second gear 13 is vertically and fixedly sleeved on the outer surface of the driven rod 8, fixing grooves 14 are respectively arranged at the edge positions of the periphery of the top of the lower casing 1, and the bottom welding of upper housing 2 has inserted bar 15 with the corresponding matching of fixed slot 14, and the fixed L type hollow plate 16 of installing in inner wall top one side position of upper housing 2, and the fixed cover 17 of fixed through installing in the top of upper housing 2, and the inside movable mounting of fixed cover 17 has piston post 18, and two sets of oil-outs 19 have been seted up to the bottom of L type hollow plate 16.

The upper surface of the lower shell 1 is contacted with the lower surface of the upper shell 2, the lower surface of the lower shell 1 is fixedly provided with a base 3, the lower shell 1 is movably connected with the upper shell 2 through a fixed groove 14 and an inserted link 15, the number of the sleeve discs 5 is five, wherein four groups of sleeve discs 5 are uniformly distributed between the front surface and the rear surface of the lower shell 1 and the upper shell 2, a transmission rod 7 and a driven rod 8 are horizontally arranged, the transmission rod 7 and the driven rod 8 are vertically and movably connected between the lower shell 1 and the upper shell 2 in a penetrating manner, the transmission rod 7 is arranged at a position close to the worm 6, a fluted disc 11 is parallelly arranged behind a first gear 12, the front surface of the fluted disc 11 is meshed with the rear surface of a transmission block 10, a second gear 13 is meshed with the outer wall of one side of the first gear 12 close to each other, and the transmission block 10, the fluted disc 11, the first gear 12 and the second gear 13 are arranged inside the lower shell 1 and the upper shell 2, two groups of oil outlets 19 respectively correspond to the transmission block 10 and the first gear 12, and the lower end of the fixing sleeve 17 is vertically and fixedly arranged at one side of the top of the L-shaped hollow plate 16 in a penetrating manner.

Example two

Referring to fig. 2-3, a speed reducer convenient for disassembly and maintenance comprises a lower casing 1 and an upper casing 2, wherein a positioning cavity 4 is respectively arranged between the outer wall and one side wall position of the lower casing 1 and the upper casing 2 which are close to each other, sleeve discs 5 are clamped between the lower casing 1 and the upper casing 2 through the positioning cavity 4, bolts 9 are respectively arranged between the sleeve discs 5 and the lower casing 1 and the upper casing 2 in a threaded manner, a worm 6 is vertically and movably connected between the lower casing 1 and the upper casing 2 through the sleeve disc 5 positioned at one side, a transmission rod 7 and a driven rod 8 are movably connected between the front and the rear adjacent groups of sleeve discs 5, one end of the worm 6 is welded with a transmission block 10, a fluted disc 11 and a first gear 12 are vertically and fixedly sleeved on the outer surface of the transmission rod 7, a second gear 13 is vertically and fixedly sleeved on the outer surface of the driven rod 8, fixing grooves 14 are respectively arranged at the edge positions of the periphery of the top of the lower casing 1, and the bottom welding of upper housing 2 has inserted bar 15 with the corresponding matching of fixed slot 14, and the fixed L type hollow plate 16 of installing in inner wall top one side position of upper housing 2, and the fixed cover 17 of fixed through installing in the top of upper housing 2, and the inside movable mounting of fixed cover 17 has piston post 18, and two sets of oil-outs 19 have been seted up to the bottom of L type hollow plate 16.

The upper surface of the lower shell 1 is contacted with the lower surface of the upper shell 2, the lower surface of the lower shell 1 is fixedly provided with a base 3, the lower shell 1 is movably connected with the upper shell 2 through a fixed groove 14 and an inserted link 15, the number of the sleeve discs 5 is five, wherein four groups of sleeve discs 5 are uniformly distributed between the front surface and the rear surface of the lower shell 1 and the upper shell 2, a transmission rod 7 and a driven rod 8 are horizontally arranged, the transmission rod 7 and the driven rod 8 are vertically and movably connected between the lower shell 1 and the upper shell 2 in a penetrating manner, the transmission rod 7 is arranged at a position close to the worm 6, a fluted disc 11 is parallelly arranged behind a first gear 12, the front surface of the fluted disc 11 is meshed with the rear surface of a transmission block 10, a second gear 13 is meshed with the outer wall of one side of the first gear 12 close to each other, and the transmission block 10, the fluted disc 11, the first gear 12 and the second gear 13 are arranged inside the lower shell 1 and the upper shell 2, two groups of oil outlets 19 respectively correspond to the transmission block 10 and the first gear 12, the lower end of a fixed sleeve 17 is vertically and fixedly arranged at one side of the top of an L-shaped hollow plate 16 in a penetrating manner, two groups of clamping plates 20 are vertically welded at one side of the bottom of the inner wall of the lower casing 1, the second gear 13 is slidably arranged between the two groups of clamping plates 20, a rod groove 21 matched with the driven rod 8 is arranged between the front wall and the back wall of the clamping plate 20, the driven rod 8 is vertically and slidably connected between the two groups of clamping plates 20 through the rod groove 21, a sponge felt 22 is fixedly arranged at one side of the outer surface of the two groups of clamping plates 20 close to each other, the sponge felt 22 is contacted with the outer wall of one side of the second gear 13 close to each other, a plate cavity 26 is arranged between the front wall and the top of the front side clamping plate 20, an arc-shaped pressing plate 23 is vertically and movably arranged at the front and back positions of the outer surface of the transmission rod 7 and the driven rod 8, and the worm 6 close to the outer surface of the transmission block 10, and the top welding of arc clamp plate 23 has spacer 24, the worm 6, the drive link 7 and the driven lever 8 and correspond between the spacer 24 all threaded mounting have the gim peg 25, splint 20 provides installation and the rotational positioning of carrying out the transmission structure through the pole groove 21, cooperation sponge felt 22 adsorbs the fluid of adjacent meshing transmission district, make the lubricated of gear wheel convenient, the arc clamp plate 23 that the cooperation is fixed by spacer 24 and gim peg 25 installation is spacing in the installation tip of drive disk assembly, improve meshing driven precision, board chamber 26 provides the installation and the rotation space of adjacent arc clamp plate 23, arc clamp plate 23 sets up the inside at lower casing 1 and upper casing 2, and arc clamp plate 23 and adjacent set 5 contact, board chamber 26 and arc clamp plate 23 are corresponding.

The working principle is as follows: the lower casing 1 and the upper casing 2 are combined into a casing structure of the speed reducer to provide installation and running space of a transmission structure, a sleeve disc 5 guided and installed by a positioning cavity 4 is assembled on the casing of the speed reducer through a bolt 9 to provide assembly positioning of three groups of transmission bodies, and a coordination structure formed by a fixing groove 14 and an inserted rod 15 is combined to realize fit assembly between the lower casing 1 and the upper casing 2, so that a disassembly window is provided at the top to facilitate disassembly and maintenance, a worm 6 and a transmission block 10 are combined into a driving body to be controlled by a motor to rotate, the transmission block 10 is meshed with a fluted disc 11 to drive the transmission rod 7 to rotate, a first gear 12 on the transmission rod 7 rotates, a driven rod 8 is driven to rotate under the meshing of the first gear 12 and a second gear 13 to complete torque transmission matched with the rotating speed between a prime motor and an execution mechanism, and speed reduction is carried out based on the fact that a gear with a small number of teeth on an input shaft is meshed with a large gear on an output shaft, the utility model discloses a set up drainage channel in the L type hollow plate 16, through dismantling the piston post 18 of installing by fixed cover 17, pour into the hollow plate 16 of L type with fluid, back along two sets of oil-out 19 drippage, lubricate the meshing transmission district, make the friction loss when the speed reducer moves little, splint 20 provides the installation and the rotational positioning of carrying out the transmission structure through pole groove 21, cooperation sponge felt 22 adsorbs the fluid of adjacent meshing transmission district, make the lubrication of gear wheel convenient, cooperation is spacing in the installation tip of drive disk assembly by the fixed plate 23 of spacer 24 and gim peg 25 installation fixed, improves the precision of meshing transmission, plate cavity 26 provides the installation and the rotation space of adjacent camber clamp plate 23, in the utility model, the speed reducer provides the dismantlement window at the top, make convenient dismantlement and maintenance and can lubricate the meshing transmission district, reduce the friction loss when moving, meanwhile, the installation and the rotary positioning of the execution transmission structure are provided, and the limit is carried out at the installation end part of the transmission component, so that the meshing transmission precision is high.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A speed reducer convenient to disassemble and maintain comprises a lower casing (1) and an upper casing (2), and is characterized in that a positioning cavity (4) is formed between the outer wall and one side wall of the lower casing (1) and the upper casing (2) which are close to each other, a sleeve disc (5) is clamped between the lower casing (1) and the upper casing (2) through the positioning cavity (4), bolts (9) are installed between the sleeve disc (5) and the lower casing (1) and between the upper casing (2) in a threaded manner, a worm (6) is vertically and movably connected between the lower casing (1) and the upper casing (2) through the sleeve disc (5) positioned on one side, a transmission rod (7) and a driven rod (8) are movably connected between two adjacent groups of the sleeve discs (5) in the front and back, a transmission block (10) is welded at one end of the worm (6), a fluted disc (11) and a first gear (12) are vertically and fixedly sleeved on the outer surface of the transmission rod (7), the perpendicular fixed cover of surface of driven lever (8) has connect second gear (13), fixed slot (14) have all been seted up to the top edge position all around of lower casing (1), and the bottom welding of upper casing (2) has inserted bar (15) with the corresponding matching of fixed slot (14), the hollow board of L type (16) is installed to inner wall top one side position fixed mounting of upper casing (2), and the fixed top of upper casing (2) is run through and is installed fixed cover (17), the inside movable mounting of fixed cover (17) has piston post (18), two sets of oil-outs (19) have been seted up to the bottom of the hollow board of L type (16).

2. The reducer convenient to disassemble and maintain according to claim 1, wherein the upper surface of the lower casing (1) is in contact with the lower surface of the upper casing (2), the base (3) is fixedly installed on the lower surface of the lower casing (1), the lower casing (1) is movably connected with the upper casing (2) through a fixing groove (14) and an inserting rod (15), the number of the sleeve discs (5) is five, and four groups of the sleeve discs (5) are uniformly distributed between the front and rear surface positions of the lower casing (1) and the upper casing (2).

3. A reducer convenient to disassemble and maintain according to claim 1, wherein the driving rod (7) and the driven rod (8) are horizontally arranged, the driving rod (7) and the driven rod (8) are vertically and movably connected between the lower casing (1) and the upper casing (2) in a penetrating manner, and the driving rod (7) is arranged at a position close to the worm (6).

4. A reducer convenient to disassemble and maintain according to claim 1, wherein the fluted disc (11) is arranged in parallel behind the first gear (12), the front surface of the fluted disc (11) is meshed with the rear surface of the transmission block (10), the second gear (13) is meshed with the outer wall of the side where the first gear (12) is close to each other, and the transmission block (10), the fluted disc (11), the first gear (12) and the second gear (13) are arranged inside the lower casing (1) and the upper casing (2).

5. A reducer convenient to disassemble and maintain as claimed in claim 1, wherein two sets of said oil outlets (19) correspond to the transmission block (10) and the first gear (12), respectively, and the lower end of said fixing sleeve (17) is vertically and fixedly installed through the top of the L-shaped hollow plate (16).

6. The speed reducer convenient to disassemble and maintain according to claim 1, wherein two sets of clamping plates (20) are vertically welded at one side of the bottom of the inner wall of the lower casing (1), the second gear (13) is slidably mounted between the two sets of clamping plates (20), a rod groove (21) matched with the driven rod (8) is formed between the front wall and the rear wall of each clamping plate (20) and the top of each clamping plate, the driven rod (8) is vertically slidably connected between the two sets of clamping plates (20) through the rod groove (21), a sponge felt (22) is fixedly mounted at one side of the outer surface of each clamping plate (20), the outer walls of the sponge felt (22) and the second gear (13) close to each other are in contact, and a plate cavity (26) is formed between the front wall and the top of each clamping plate (20).

7. The reducer convenient to disassemble and maintain according to claim 6, wherein arc-shaped pressing plates (23) are vertically and movably mounted on one side of the outer surface of the worm (6) close to the transmission block (10) and on the front and rear positions of the outer surfaces of the transmission rod (7) and the driven rod (8), positioning pieces (24) are welded on the tops of the arc-shaped pressing plates (23), fixing bolts (25) are mounted between the worm (6), the transmission rod (7) and the driven rod (8) and the corresponding positioning pieces (24) in a threaded manner, the arc-shaped pressing plates (23) are arranged inside the lower casing (1) and the upper casing (2), the arc-shaped pressing plates (23) are in contact with the adjacent sleeve discs (5), and the plate cavities (26) correspond to the arc-shaped pressing plates (23).