CN114393394B

CN114393394B - Special dismouting device of electric tricycle integral type gearbox

Info

Publication number: CN114393394B
Application number: CN202210170819.7A
Authority: CN
Inventors: 张厚华
Original assignee: Xuzhou De Gao Electric Vehicle Technology Co ltd
Current assignee: Xuzhou De Gao Electric Vehicle Technology Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-11-11
Anticipated expiration: 2042-02-24
Also published as: CN114393394A

Abstract

The invention discloses a special dismounting device for an integrated gearbox of an electric tricycle, which belongs to the technical field of electric vehicles and comprises a base, a bracket, a dismounting component and a containing component, wherein the bracket is arranged on the base and used for lifting and supporting the gearbox, the dismounting component is arranged on the base and used for dismounting the gearbox, the containing component is arranged on the base and used for collecting oil, the dismounting component, the bracket and the containing component are sequentially arranged on the base from left to right, the dismounting component comprises a supporting frame arranged on the base, a fixed disc and a plurality of dismounting fixtures, the fixed disc is arranged on the supporting frame in a left-right moving mode, the dismounting fixtures are rotatably arranged on the fixed disc and are close to one side of the bracket, and a transmission mechanism for driving all the dismounting fixtures to synchronously rotate is arranged on the fixed disc. The invention can realize the quick installation and disassembly of the gearbox, save manpower and material resources, improve the working efficiency, reduce the production cost, and intensively collect and process the oil in the gearbox, thereby avoiding the condition that the oil pollutes the environment.

Description

Special dismouting device of electric tricycle integral type gearbox

Technical Field

The invention relates to a special dismounting device for an integrated gearbox of an electric tricycle, and belongs to the technical field of electric vehicles.

Background

As an important energy source with environmental protection, cleanness and high conversion rate, the electric power is widely applied to production and life, and is used as an application to drive the updating and upgrading of vehicles, so that the low-carbon development of the transportation industry is promoted, the transportation cost is reduced, the energy is saved, the environment is protected, and the electric power is one of important subjects of worldwide research. At present, electric power is applied to various fields such as electric urban public transport vehicles, electric urban sanitation cleaning vehicles, high-speed rails, subways, electric tricycles, electric automobiles and the like. The electric tricycle has the advantages of strong applicability, flexibility, simple maintenance, convenient maintenance, low price, flexible running in narrow roads and the like, and is widely applied to short-distance transportation fields such as families, cities and countrysides, individual leasing, factories, mining areas, environmental sanitation, community sanitation and the like.

In order to ensure that the electric tricycle can normally walk on various road surfaces such as gentle and steep roads, the existing electric tricycles are generally provided with a gearbox so as to meet various requirements of climbing, descending, gear shifting and the like. The common electro-tricycle gear boxes are mainly divided into a split gear box and an integrated gear box according to different types of application occasions. The split type gearbox and the integrated gearbox are mainly different in connection mode between the gearbox and a rear axle pipe of the electric tricycle, and under the general condition, the split type gearbox is arranged in the middle of the rear axle pipe and is connected with the rear axle pipe in a fixing mode from two sides; the integral gearbox extends into the rear axle, and one end of the integral gearbox needs to extend into the rear axle and then is fixed by fastening bolts from one side during installation. When the bolt is disassembled, the lubricating oil is arranged inside the gearbox in the working process, so that the oil is considered to be discharged when the bolt is disassembled. At present, all the bolts are sequentially disassembled and assembled one by manually operating a mechanical wrench or an electric wrench in the assembling and disassembling work of the gearbox, the working efficiency is low, for enterprises, a large amount of manpower and material resources are consumed for assembling the gearbox of the electric tricycle, and the production cost is high; moreover, the disassembly and the assembly are carried out under the frame, so the operation is inconvenient; the operation is improper, so that oil liquid flows out easily, and the environment is polluted. Therefore, a special dismounting device for an electric vehicle gearbox, which has the advantages of convenient operation, high efficiency, energy conservation and environmental protection, is needed.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the special dismounting device for the integrated gearbox of the electro-tricycle, which can realize the quick mounting and dismounting of the gearbox, save manpower and material resources, improve the working efficiency, reduce the production cost, and perform centralized collection and treatment on oil in the gearbox, thereby avoiding the condition that the oil pollutes the environment.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a special dismouting device of electric tricycle integral type gearbox, includes the base, installs the bracket that is used for lifting, supports the gearbox on the base, installs the dismouting subassembly that is used for the dismouting gearbox on the base to and install the receiving assembly who is used for collecting fluid on the base, dismouting subassembly, bracket, receiving assembly arrange in proper order on the base from a left side to the right side, the dismouting subassembly is including installing on the base support frame, can remove the ground and install fixed disk and a plurality of on the support frame with removing and install on the fixed disk with rotating and be close to the dismouting anchor clamps that bracket one side is used for connecting bolt between dismouting gearbox and rear axle, install on the fixed disk and drive the synchronous pivoted drive mechanism of all dismouting anchor clamps.

Furthermore, one side of the fixed disc, which is close to the bracket, is provided with a mounting groove, the transmission mechanism comprises a servo motor which is mounted on the fixed disc and is far away from one side of the bracket and a driving gear which is arranged in the center of the mounting groove, and a wheel shaft of the driving gear penetrates through the fixed disc to be connected with the output end of the servo motor; all the disassembling and assembling fixtures are uniformly arranged around the driving gear, one end, far away from the bracket, of each disassembling and assembling fixture can be rotatably installed in the installation groove, and a driven gear meshed with the driving gear is installed on each disassembling and assembling fixture.

Furthermore, a supporting seat matched with the bottom of the fixed disk is arranged at the top end of the supporting frame, two guide rails which are symmetrically arranged are arranged on the upper surface of the supporting seat, and a sliding groove matched with the guide rails is formed in the bottom of the fixed disk; a vertically arranged guide mechanism is arranged between two sliding grooves at the bottom of the fixed disk, and the guide mechanism comprises a transmission shaft which can penetrate through the fixed disk in a rotating manner, a driven bevel gear arranged at the top end of the transmission shaft and a secondary moving gear arranged at the bottom end of the transmission shaft; the main bevel gear meshed with the auxiliary bevel gear is mounted on a wheel shaft of the driving gear, a tooth pattern groove arranged in parallel with the guide rails is formed between the two guide rails on the supporting seat, and the secondary gear is meshed with the tooth pattern on the tooth pattern groove.

The limiting mechanism comprises a limiting plate and a connecting rod, one end of the connecting rod is connected with the bottom end of the limiting plate, and the other end of the connecting rod is detachably connected with the supporting frame; the limiting plate is provided with a plurality of limiting holes which are arranged along the circumferential direction of the limiting plate and used for limiting the dismounting fixture.

Further, the bracket comprises a telescopic lifting rod, a placing seat mounted at the top end of the lifting rod and a clamping assembly mounted on the placing seat and used for clamping the gearbox, and a placing groove used for placing the gearbox is formed in the placing seat.

Further, the centre gripping subassembly includes two symmetrical arrangement in the clamping part of standing groove both sides, and every clamping part is including the L type connecting rod of invering, the bottom that lies in the standing groove in the seat of placing can the pivoted install two-way lead screw, and the bottom of L type connecting rod is connected with can follow the slider that removes about two-way lead screw, and the L type connecting rod is kept away from the one end of placing the seat and is installed the clamp splice, it has the two-way lead screw pivoted motor of drive to place a externally mounted.

Further, place the seat and go up the symmetry and install rear axle joint subassembly, rear axle joint subassembly is including can follow horizontal direction and remove the ground and install the horizontal pole on placing the seat, can follow vertical direction and remove the ground and install the vertical pole of keeping away from placing the seat tip at the horizontal pole and install the layer board subassembly that is used for the joint rear axle on the vertical pole top, layer board subassembly includes the arc of two symmetrical arrangement, is connected with reset spring between the bottom of two arcs.

Further, the storage assembly comprises a base capable of being movably mounted on the base, a storage box mounted on the base and an oil storage tank arranged on the base, the storage box is funnel-shaped, a filter screen used for filtering impurities is mounted in the storage box, a drain valve is mounted at the bottom of the storage box, and the drain valve is connected with the oil storage tank through an oil pipe.

Furthermore, the base comprises a base body and a vertical rod which is arranged on the base body and can stretch out and draw back, the storage box is arranged at the top end of the vertical rod, a boss is arranged at the bottom of the base body, limiting blocks which are arranged in parallel with the boss are symmetrically arranged on two sides of the bottom of the base body, which are positioned on the boss, and a limiting gear is arranged on one side, away from the base body, of the boss; the base is provided with limiting grooves matched with the limiting blocks, a limiting cavity is arranged between the two limiting grooves on the base, and the bottoms of the limiting cavities are provided with insections meshed with the limiting gears on the bosses.

Compared with the prior art, the invention has the following advantages:

firstly, the invention designs a special dismounting device aiming at the mounting and dismounting characteristics of a gearbox, the whole device comprises a base, a bracket, a dismounting component and an accommodating component, wherein the bracket is arranged on the base and used for lifting and supporting the gearbox, the dismounting component is arranged on the base and used for dismounting the gearbox, the accommodating component is arranged on the base and used for collecting oil, the positions of the dismounting component, the bracket and the accommodating component are adjustable, the dismounting component can realize synchronous mounting and dismounting of each connecting bolt on the gearbox, the quick mounting and dismounting of the gearbox are realized, the device can be used for mounting and dismounting the large-scale gearbox, the manpower and material resources are saved, the working efficiency is improved, and the production cost is reduced; the setting of accomodating the subassembly can be concentrated the collection to the fluid in the gearbox and be handled, avoids appearing the condition of fluid polluted environment.

Secondly, when the connecting bolt between the gearbox and the rear axle is disassembled and assembled, the disassembling and assembling clamp can move close to or away from the bracket due to the fastening and loosening of the connecting bolt, so that the disassembling and assembling clamp can synchronously move forward and backward along with the connecting bolt in the operation process, and the connecting bolt can be normally disassembled and assembled; through the guide structure, the connecting bolt is dismounted and mounted synchronously with the whole fixed disc and all the dismounting fixtures, and the design is ingenious.

Thirdly, the limiting mechanism can limit the dismounting fixture, and ensure the stability of each dismounting fixture in the horizontal direction in the dismounting process of the connecting bolt.

Fourthly, the bracket mainly comprises a common lifting rod, a placing seat and a clamping component which is arranged on the placing seat and used for clamping the gearbox, and the lifting, clamping and fixing of the gearbox can be realized, and meanwhile, the bracket is simple in structure and low in manufacturing cost; and the clamping assembly can synchronously clamp and relax the gearbox from two sides, so that the efficiency is high and the stability is better.

Fifthly, the containing assembly can collect oil at the joint of the gearbox and the rear axle and can also collect oil in the gearbox. The setting of filter screen can filter fluid, and the fluid of collecting after filtering can continue to use or do other usefulness in addition, when reducing environmental pollution, has reduced use cost. The structural design of base makes things convenient for the operator can directly promote the base body and remove on the base, realizes the adjustment to storage box specific position, simple structure, the operation of being convenient for.

Drawings

FIG. 1 is a schematic view of the present invention.

FIG. 2 is a schematic structural diagram of the disassembling and assembling assembly of the present invention.

Fig. 3 is another view of fig. 2.

Fig. 4 is a left side view of fig. 2.

Fig. 5 is a schematic view of the guide mechanism of the present invention.

FIG. 6 is a schematic view of a spacing mechanism of the present invention.

Fig. 7 is a schematic structural view of the bracket of the present invention.

Fig. 8 is a front view of fig. 7.

Fig. 9 is a right side view of fig. 7.

FIG. 10 is a schematic view of a clamping assembly of the present invention.

Fig. 11 is a partial structural schematic view of the receiving assembly of the present invention.

In the figure: 1. a base, 11, a limiting groove, 12, a limiting cavity, 2, a dismounting component, 21, a support frame, 22, a support seat, 221, a guide rail, 222, a tooth groove, 23, a servo motor, 24, a fixed disk, 241, a mounting groove, 242, a sliding groove, 25, a dismounting clamp, 26, a driving gear, 27, a driven gear, 28, a guide mechanism, 281, a transmission shaft, 282, a driven bevel gear, 283, a driving bevel gear, 284, a secondary gear, 3, a bracket, 31, a lifting rod, 32, a placing seat, 321, a placing groove, 33, a clamping component, 331, an L-shaped connecting rod, 332, a clamping block, 333, a bidirectional screw rod, 334, a sliding block, 4, a receiving component, 41, a base, 411, a base body, 412, a vertical rod, 413, a boss, 414, a limiting gear, 415, a limiting block, 42, a receiving box, 43, an oil storage box, 44, an oil pipe, 5, a limiting mechanism, a 51, a limiting plate 511, a limiting hole, 52, a connecting rod, 6, a rear axle component, 61, a cross rod, 62, a clamping component, a supporting plate, an arc plate, a mounting seat, 621, 623, a spring mounting seat, 623, and a spring resetting rod.

Detailed Description

The technical solutions in the implementation of the present invention will be made clear and fully described below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 11, the special dismounting device for an integrated gearbox of an electro-tricycle provided by the invention comprises a base 1, a bracket 3 mounted on the base 1 and used for lifting and supporting the gearbox, a dismounting component 2 mounted on the base 1 and used for dismounting the gearbox, and a storage component 4 mounted on the base 1 and used for collecting oil, wherein the dismounting component 2, the bracket 3, and the storage component 4 are sequentially arranged on the base 1 from left to right, the dismounting component 2 comprises a support frame 21 mounted on the base 1, a fixed disc 24 mounted on the support frame 21 in a left-right moving manner, and a plurality of dismounting clamps 25 rotatably mounted on the fixed disc 24 and close to one side of the bracket 3 and used for dismounting the gearbox and mounting connecting bolts between the rear axle, and a transmission mechanism for driving all the dismounting clamps 25 to synchronously rotate is mounted on the fixed disc 24. The disassembling and assembling clamp 25 can be clamped on the connecting bolt and can drive the connecting bolt to synchronously rotate, and the specific structure is not the key point to be protected by the invention, so the detailed description is not provided herein. The relative position between each dismounting fixture 25 on the fixed disc 24 corresponds to the position of the connecting bolt required to be installed on the gearbox to be installed, and the dismounting device can meet the requirements of installation and dismounting of gearboxes of the same model. The support frame 21 can also be movably arranged on the base 1, the distance between the support frame and the bracket 3 can be adjusted according to specific conditions, and the requirement of bolt dismounting is met.

As shown in fig. 2 to 4, a mounting groove 241 is formed on one side of the fixed disk 24 close to the bracket 3, the transmission mechanism may include a servo motor 23 mounted on one side of the fixed disk 24 far from the bracket 3 and a driving gear 26 disposed at the center inside the mounting groove 241, and a wheel shaft of the driving gear 26 passes through the fixed disk 24 to be connected with an output end of the servo motor 23 and is driven by the servo motor 23 to rotate; all dismouting anchor clamps 25 all arrange around driving gear 26, the one end that bracket 3 was kept away from to every dismouting anchor clamps 25 all can install in mounting groove 241 through the bearing frame with rotating, install driven gear 27 with driving gear 26 engaged with on every dismouting anchor clamps 25, when servo motor 23 during operation, driving gear 26 will drive all driven gear 27 rotations, thereby drive the dismouting anchor clamps 25 rotation with driven gear 27 coaxial coupling, realize the dismantlement and the installation to bolt between all gearboxes and rear axle, and the work efficiency is improved.

When considering the connecting bolt between dismouting gearbox and the rear axle, because connecting bolt's fastening and slack, assembly and disassembly anchor clamps 25 can produce the displacement that is close to or keeps away from to bracket 3, so in order to guarantee that connecting bolt can normally dismouting, assembly and disassembly anchor clamps 25 need advance and retreat along with connecting bolt in step in the operation process. Therefore, as shown in fig. 2 to 5, a supporting seat 22 matched with the bottom of the fixed tray 24 may be provided at the top end of the supporting frame 21, two symmetrically arranged guide rails 221 are provided on the upper surface of the supporting seat 22, and a sliding groove 242 matched with the guide rails 221 is provided at the bottom of the fixed tray 24; a vertically arranged guide mechanism 28 is installed between the two sliding grooves 242 at the bottom of the fixed disk 24, and comprises a transmission shaft 281 rotatably penetrating through the fixed disk 24, a driven bevel gear 282 installed at the top end of the transmission shaft 281, and a secondary moving gear 284 installed at the bottom end of the transmission shaft; the main bevel gear 283 meshed with the auxiliary bevel gear 282 is installed on the wheel shaft of the driving gear 26, a thread groove 222 arranged in parallel with the guide rail 221 is arranged between the two guide rails 221 on the supporting seat 22, and the secondary gear 284 is meshed with the thread on the thread groove 222. The servo motor 23 is a bidirectional motor, and can drive the driving gear 26 to rotate forward or backward. Under normal conditions, clockwise rotation connecting bolt can screw up connecting bolt in the screwed hole, and anticlockwise rotation connecting bolt can be from the screwed hole lax and take out connecting bolt. When installing connecting bolt, with the connecting bolt of each dismouting anchor clamps 25 tight mounting between gearbox and rear axle earlier, and start servo motor 23 and drive driving gear 26 anticlockwise rotation (indicate in vertical interface, the reverse rotation from the direction of looking at the bracket), all driven gear 27 will rotate clockwise under driving gear 26's drive, the dismouting anchor clamps 25 of being connected with driven gear 27 will also rotate clockwise, thereby drive each connecting bolt clockwise rotation, with each connecting bolt spiral shell tight in corresponding screwed hole, realize that the connection between gearbox and rear axle is fixed. Meanwhile, when the driving gear 26 rotates counterclockwise, the primary bevel gear 283 on the axle of the driving gear 26 rotates counterclockwise synchronously, which will drive the secondary bevel gear 282 to rotate counterclockwise in the horizontal direction (looking toward the base), and then the secondary gear 284 connected with the secondary bevel gear 282 via the transmission shaft 281 rotates counterclockwise synchronously; at this time, the supporting frame 21 and the supporting seat 22 are fixed, so that the secondary moving gear 284 moves in the insection groove 222 of the supporting seat 22 toward the bracket 3 under the insection effect of the insection in the insection groove 222; since the fixing plate 24 is movable on the support base 22, the whole fixing plate 24 and the upper attaching/detaching jig 25 are moved synchronously in a direction approaching the bracket 3 by the guide mechanism 28, thereby ensuring that the fastening of the connecting bolt can be performed normally. Similarly, when the connecting bolt needs to be disassembled, the matching between the components is opposite to that during installation, and the details are not described herein.

Of course, in order to ensure that the dismounting fixture 25 can move synchronously with the connecting bolt, the dismounting fixture 25 may also be structurally designed, for example, the whole dismounting fixture 25 includes an inner casing, an outer casing and a chuck mounted at the end of the inner casing for clamping the connecting bolt, the end of the inner casing far away from the chuck is movably inserted in the outer casing, meanwhile, the inner casing and the outer casing can rotate synchronously, and a limiting spring is mounted between the end of the inner casing and the inner wall of the outer casing. Under the effect of spacing spring, can produce between interior, the shell body and remove, the chuck can be along with connecting bolt synchronous movement, demand when satisfying connecting bolt installation, dismantlement.

In consideration of the stability of the dismounting fixture 25 during operation, a limiting mechanism 5 for limiting the dismounting fixture 25 may be further disposed between the fixing plate 24 and the bracket 3, as shown in fig. 6, the limiting mechanism 5 may include a limiting plate 51 and a connecting rod 52, one end of the connecting rod 52 is connected to the bottom end of the limiting plate 51, and the other end is detachably connected to the supporting frame 21; the limiting plate 51 is provided with a plurality of limiting holes 511 which are arranged along the circumferential direction of the limiting plate 51 and used for limiting the dismounting fixture 25. The positional relationship between the stopper holes 511 corresponds to the positions of the respective attaching and detaching jigs 25. The end part of the connecting rod 52 far away from the limiting plate 51 can be clamped on the support frame 21, and each dismounting fixture 25 passes through the corresponding limiting hole 511, so that the dismounting fixture 25 is limited, and the stability of the dismounting fixture in the horizontal direction is ensured.

As shown in fig. 7 to 10, the bracket 3 may include a telescopic lifting rod 31, a placing seat 32 mounted on a top end of the lifting rod 31, and a clamping assembly 33 mounted on the placing seat 32 for clamping the gearbox, wherein the placing seat 32 is provided with a placing groove 321 for placing the gearbox. During the installation, can place the gearbox in standing groove 321 to control centre gripping subassembly 33 and press from both sides it tightly, then control lifter 31 rises to treating the mounted position, whole operation process is simple, convenient operation.

As a further limitation of the present invention, as shown in fig. 10, the clamping assembly 33 may include two clamping portions symmetrically disposed at two sides of the placing slot 321, each clamping portion includes an inverted L-shaped link 331, a bidirectional screw 333 is rotatably mounted at the bottom of the placing slot 321 in the placing base 32, a slider 334 capable of moving left and right along the bidirectional screw 333 is connected to a bottom end of the L-shaped link 331, a clamping block 332 is mounted at an end of the L-shaped link 331 far from the placing base 32, and a motor (not shown in the figure) for driving the bidirectional screw 333 to rotate is mounted outside the placing base 32. The motor is started, the bidirectional screw rod 333 can be driven to rotate, and under the action of the bidirectional screw rod 333 and the slider 334, the L-shaped connecting rods 331 on the two sides synchronously move towards the opposite direction or the reverse direction, so that clamping or releasing of the gearbox on the placing groove 321 is realized. The inner side of the clamping block 332 may be installed with a pressure sensor (not shown), the pressure sensor may transmit a detected pressure value to the controller, and the controller processes and analyzes the pressure value and then sends a stop signal to the motor to realize automatic clamping and releasing operations.

Considering the steadiness of connecting bolt installation and disassembly process, place and to install rear axle joint subassembly 6 on the seat 32 symmetrically, whole rear axle joint subassembly 6 is including installing horizontal pole 61 on placing the seat 32 along horizontal direction movingly, can install the vertical pole 63 that keeps away from placing the seat 32 tip at horizontal pole 61 along vertical direction movingly and install the layer board subassembly 62 that is used for the joint rear axle on the vertical pole 63 top, layer board subassembly 62 includes that mount pad 622 and two symmetries install the arc 621 on mount pad 622, be connected with reset spring 623 between the bottom of two arc 621. In the dismouting process, can with the cooperation of placing seat 32 on the rear axle of layer board subassembly 62 joint, realize treating the further fixed of dismouting gearbox and rear axle, more can guarantee the stability of whole in-process. Whole rear axle joint subassembly simple structure, the practicality is strong.

As a further limitation of the present invention, the receiving assembly 4 includes a base 41 movably mounted on the base 1, a receiving box 42 mounted on the base 41, and an oil storage tank 43 disposed on the base 1, wherein the receiving box 42 is funnel-shaped, a filter screen for filtering impurities is mounted in the receiving box 42, and a drain valve is mounted at the bottom of the receiving box 42 and connected to the oil storage tank 43 through an oil pipe 44. Whole base 41 can move on base 1, conveniently adjusts the position of receiver 42, realizes the collection to gearbox and rear axle junction fluid, also can realize the collection to fluid in the gearbox. The setting of filter screen can filter fluid, and the fluid of collecting after filtering can continue to use or do other usefulness in addition, when reducing environmental pollution, the use cost of reduction.

As a further limitation of the present invention, as shown in fig. 11, the base 41 may include a base body 411 and a vertical rod 412 capable of extending and retracting and mounted on the base body 411, the storage box 42 is mounted at the top end of the vertical rod 412, a boss 413 is provided at the bottom of the base body 411, two sides of the bottom of the base body 411, which are located at the boss 413, are symmetrically provided with limit blocks 415 arranged in parallel with the boss 413, and one side of the boss 413, which is far away from the base body 411, is provided with a limit gear 414; the base 1 is provided with a limiting groove 11 matched with the limiting block 415, a limiting cavity 12 is arranged between the two limiting grooves 11 on the base 1, and the bottom of the limiting cavity 12 is provided with a tooth pattern meshed with the limiting gear 414 on the boss 413. Under the effect of the cooperation of the internal threads of the limiting gear 414 and the limiting cavity 12, an operator can directly push the base body 411 to move on the base 1, so that the specific position of the storage box 42 can be adjusted, the structure is simple, and the operation is convenient.

Before the device is used, the device can be moved to an electric vehicle to be provided with or without a gearbox. Taking the case of a gearbox installation, the gearbox is placed in the placement groove 321 and the clamping assembly 33 is controlled to clamp the gearbox from both sides. Then the lifting rod 31 is controlled to rise to the height that the gearbox and the rear axle can be connected, the threaded hole between the gearbox and the rear axle is opposite, and the connecting bolt is inserted. Then, the relative position of the dismounting assembly 2 on the base 1 is adjusted, the lifting of the support frame 21 is controlled, each dismounting fixture 25 on the fixed disk 24 is ensured to face the connecting bolt, and each dismounting fixture 25 is clamped on the connecting bolt. And starting the servo motor 23 to drive each dismounting clamp 25 to rotate clockwise, so as to realize fastening of the connecting bolt. After fastening is completed, the disassembling and assembling component 2 is moved in a direction away from the bracket 3, and each disassembling and assembling clamp 25 is taken down from the connecting bolt. The disassembly of the gearbox is opposite to the assembly operation, and the details are not described herein. Finally, the gearbox can be rapidly installed and disassembled by matching of all parts, so that manpower and material resources are saved, the working efficiency is improved, the production cost is reduced, the oil in the gearbox is collected and treated in a centralized manner, and the condition that the oil pollutes the environment is avoided.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. A special dismounting device for an integrated gearbox of an electro-tricycle is characterized by comprising a base, a bracket, a dismounting component and a plurality of dismounting fixtures, wherein the bracket is arranged on the base and used for lifting and supporting the gearbox, the dismounting component is arranged on the base and used for dismounting the gearbox, the storage component is arranged on the base and used for collecting oil, the dismounting component, the bracket and the storage component are sequentially arranged on the base from left to right, the dismounting component comprises a support frame arranged on the base, a fixed disc and a plurality of dismounting fixtures, the fixed disc is arranged on the support frame in a left-right moving mode, the dismounting fixtures are rotatably arranged on one side, close to the bracket, of the fixed disc and used for dismounting the gearbox and connecting bolts between rear axles, and a transmission mechanism for driving all the dismounting fixtures to synchronously rotate is arranged on the fixed disc;

the transmission mechanism comprises a servo motor and a driving gear, the servo motor is arranged on the fixed disc and is far away from one side of the bracket, the driving gear is arranged in the center of the mounting groove, and a wheel shaft of the driving gear penetrates through the fixed disc to be connected with the output end of the servo motor; all the disassembling and assembling clamps are arranged around the driving gear, one end of each disassembling and assembling clamp, which is far away from the bracket, can be rotatably installed in the installation groove, and a driven gear meshed with the driving gear is installed on each disassembling and assembling clamp;

the top end of the supporting frame is provided with a supporting seat matched with the bottom of the fixed disc, the upper surface of the supporting seat is provided with two guide rails which are symmetrically arranged, and the bottom of the fixed disc is provided with a sliding chute matched with the guide rails; a vertically arranged guide mechanism is arranged between two sliding grooves at the bottom of the fixed disk, and the guide mechanism comprises a transmission shaft which can penetrate through the fixed disk in a rotating manner, a driven bevel gear arranged at the top end of the transmission shaft and a secondary moving gear arranged at the bottom end of the transmission shaft; the main bevel gear meshed with the auxiliary bevel gear is mounted on a wheel shaft of the driving gear, a tooth pattern groove arranged in parallel with the guide rails is formed between the two guide rails on the supporting seat, and the secondary gear is meshed with the tooth pattern on the tooth pattern groove.

2. The special dismounting device for the integrated gearbox of the electro-tricycle as claimed in claim 1, further comprising a limiting mechanism arranged between the fixed disc and the bracket, wherein the limiting mechanism comprises a limiting plate and a connecting rod, one end of the connecting rod is connected with the bottom end of the limiting plate, and the other end of the connecting rod is detachably connected with the support frame; the limiting plate is provided with a plurality of limiting holes which are circumferentially arranged along the limiting plate and used for limiting the dismounting fixture.

3. The special dismounting device for the integrated gearbox of the electro-tricycle as claimed in claim 1, wherein the bracket comprises a telescopic lifting rod, a placing seat mounted at the top end of the lifting rod and a clamping assembly mounted on the placing seat and used for clamping the gearbox, and a placing groove used for placing the gearbox is formed in the placing seat.

4. The special dismounting device for the integrated gearbox of the electro-tricycle as claimed in claim 3, wherein the clamping assembly comprises two clamping portions symmetrically arranged on two sides of the placing groove, each clamping portion comprises an inverted L-shaped connecting rod, a bidirectional screw rod is rotatably mounted at the bottom of the placing groove in the placing seat, a slider capable of moving left and right along the bidirectional screw rod is connected to the bottom end of the L-shaped connecting rod, a clamping block is mounted at one end, far away from the placing seat, of the L-shaped connecting rod, and a motor for driving the bidirectional screw rod to rotate is mounted outside the placing seat.

5. The special dismounting device for the integrated gearbox of the electro-tricycle according to claim 3, wherein the placing seat is symmetrically provided with a rear axle clamping assembly, the rear axle clamping assembly comprises a cross rod which is movably installed on the placing seat along a horizontal direction, a longitudinal rod which is installed on the end part of the cross rod far away from the placing seat and can be movably installed along a vertical direction, and a supporting plate assembly which is installed at the top end of the longitudinal rod and used for clamping the rear axle, the supporting plate assembly comprises two arc plates which are symmetrically arranged, and a return spring is connected between the bottom ends of the two arc plates.

6. The special dismounting device for the integral gearbox of the electro-tricycle as claimed in claim 1, wherein the storage assembly comprises a base movably mounted on the base, a storage box mounted on the base, and an oil storage tank arranged on the base, the storage box is funnel-shaped, a filter screen for filtering impurities is mounted in the storage box, a drain valve is mounted at the bottom of the storage box, and the drain valve is connected with the oil storage tank through an oil pipe.

7. The special dismounting device for the integrated gearbox of the electro-tricycle according to claim 6, wherein the base comprises a base body and an upright rod which is arranged on the base body and can stretch, the storage box is arranged at the top end of the upright rod, a boss is arranged at the bottom of the base body, limiting blocks which are arranged in parallel with the boss are symmetrically arranged at two sides of the boss at the bottom of the base body, and a limiting gear is arranged at one side of the boss, which is far away from the base body; the base is provided with limiting grooves matched with the limiting blocks, a limiting cavity is arranged between the two limiting grooves on the base, and the bottoms of the limiting cavities are provided with insections meshed with the limiting gears on the bosses.