CN111817490A

CN111817490A - Adjusting device for mounting direct current motor and mounting method thereof

Info

Publication number: CN111817490A
Application number: CN202010560249.3A
Authority: CN
Inventors: 钱松良; 宋烨锋
Original assignee: Zhejiang Lanjuxing Electric Appliance Co Ltd
Current assignee: Zhejiang Lanjuxing Electric Appliance Co Ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2020-10-23

Abstract

The invention discloses an adjusting device for mounting a direct current motor, which comprises a fixed seat and an adjusting seat, wherein the fixed seat is detachably connected with the adjusting seat, the fixed seat comprises a fixed bottom plate, a side pressing assembly and a jacking assembly, and the adjusting seat comprises an adjusting bottom plate and a movable flat plate. The installation method of the invention comprises the following steps: 1) the direct current motor is fixedly installed with the adjusting device; 2) adjusting the position of the motor shaft; 3) and (5) mounting a motor fixing frame. The DC motor is stably supported by the fixing seat, the position of the fixing seat can be adjusted by the adjusting seat, so that the position of the DC motor on the fixing seat is adjusted, the position of a motor shaft on the DC motor is accurately adjusted, the motor shaft is accurately positioned and connected with a connecting shaft on the mechanical driving device, the fixing seat and the adjusting seat are designed into a detachable structure, after the DC motor is integrally installed, the fixing seat is kept to ensure the integral installation firmness of the DC motor, and the adjusting seat is disassembled and assembled for recycling.

Description

Adjusting device for mounting direct current motor and mounting method thereof

Technical Field

The invention belongs to the technical field of direct current motor installation, and particularly relates to an adjusting device for direct current motor installation and an installation method thereof.

Background

A dc motor is a motor that converts dc electrical energy into mechanical energy. When a direct current power supply supplies power to the armature winding through the electric brush, the lower conductor of the N pole on the surface of the armature can flow current in the same direction, and the conductor is subjected to the action of counterclockwise torque according to the left-hand rule; the lower conductor of the S pole of the armature surface also flows current in the same direction, and the conductor is subjected to moment in the counterclockwise direction according to the left-hand rule. Thus, the whole armature winding, i.e. the rotor, rotates anticlockwise, and the input direct current electric energy is converted into mechanical energy output on the rotor shaft. Dc motors are widely used in electric traction due to their good speed regulation performance. In the prior art, when the direct current motor is actually installed, the direct current motor and the placing plane are generally installed and fixed through the motor base, but the butt joint between the motor shaft of the direct current motor and the connecting shaft of the mechanical driving device has deviation, so that the actual installation precision of the direct current motor is influenced.

Disclosure of Invention

The invention aims to provide a technical scheme for an adjusting device for mounting a direct current motor and a mounting method thereof aiming at the defects in the prior art, wherein the fixed seat is matched with the adjusting seat, the fixed seat is used for stably supporting the direct current motor, the adjusting seat can be used for adjusting the position of the fixed seat, so that the position of the direct current motor on the fixed seat is adjusted, the position of a motor shaft on the direct current motor is accurately adjusted, the motor shaft is ensured to be accurately positioned and connected with a connecting shaft on a mechanical driving device, the mounting precision is improved, the fixed seat and the adjusting seat are designed into a detachable structure, after the direct current motor is integrally mounted, the fixed seat is kept and ensured to be integrally mounted, and the adjusting seat is disassembled and recycled; the motor shaft is accurately positioned with the mechanical driving device, the motor shaft is connected with the mechanical driving device, the direct current motor is fixedly connected with the placing plane through the motor fixing frame, and finally the adjusting seat is detached.

In order to solve the technical problems, the invention adopts the following technical scheme:

an adjusting device for installation of a direct current motor is characterized in that: including fixing base and regulation seat, the fixing base is located and adjusts the seat, the fixing base can be dismantled with the regulation seat and be connected, the fixing base includes PMKD, side pressure subassembly and roof pressure subassembly, the side pressure subassembly is connected with PMKD, the roof pressure subassembly is connected with the side pressure subassembly, PMKD is last to be provided with two bilateral symmetry's location jack, it is dull and stereotyped including adjusting bottom plate and activity to adjust the seat, the activity is dull and stereotyped to be connected with the regulation bottom plate is adjustable, the activity is dull and stereotyped to be located the top of adjusting the bottom plate, PMKD is located the dull and stereotyped top surface of activity, PMKD.

Furthermore, the number of the side pressure assemblies is two, the two side pressure assemblies are arranged on the top surface of the fixed base plate in a bilateral symmetry mode, each side pressure assembly comprises a side plate, a buffer assembly and a side pressure plate, the side plates are fixedly connected with the fixed base plate, the buffer assemblies are evenly arranged on the side plates, the buffer assemblies are limited and fixed with the side plates through limiting parts, the side pressure plates are connected with the buffer assemblies, the side pressure plates are located on the inner sides of the side plates, the two side pressure assemblies are arranged in the bilateral symmetry mode, meanwhile, the left side and the right side of the direct current motor are abutted and limited, the placing stability of the direct current motor on the fixed base is ensured, the buffer assemblies are connected with the side pressure plates, due to the compressible design of the buffer assemblies, the side pressure plates can be adjusted according to the actual width of the direct current motor, the side pressure plates.

Further, evenly be provided with the heat dissipation slotted hole on the curb plate, the buffering subassembly includes spacing sleeve, buffering pressure spring and extension board, spacing sleeve and heat dissipation slotted hole phase-match, spacing sleeve activity joint is in the heat dissipation slotted hole, the one end of buffering pressure spring is located spacing telescopic mounting groove, the extension board is located the other end of buffering pressure spring, extension board and side guide fix with screw, the ventilation radiating effect of DC motor both sides face can be guaranteed in the design through the heat dissipation slotted hole, the installation that the subassembly can be convenient for to cushion in the heat dissipation slotted hole is spacing simultaneously, spacing sleeve and the cooperation of heat dissipation slotted hole, it is spacing to realize the preliminary joint of buffering subassembly and curb plate, and the buffering pressure spring exposes at spacing telescopic part and extension board and passes the heat dissipation slotted hole and extend to the curb plate inboard, fix extension board and side.

Furthermore, the limiting part comprises a limiting plate and a second set screw, the end part of the limiting sleeve is provided with a folded plate, the folded plate is fixed with the limiting plate by screws, the front end and the rear end of the side plate are respectively provided with a limiting clamping groove, the front end and the rear end of the limiting plate are respectively abutted and limited with the side plate by the second set screw, the second set screw penetrates through the limiting plate and extends into the limiting clamping groove, the limiting sleeve is fixed with the limiting plate by screws through the folded plate at the end part, the installation firmness of the buffer assembly and the limiting plate is ensured, meanwhile, the folded plate can play a limiting role, the width of the folded plate is larger than that of the heat dissipation groove hole, when the limiting sleeve is clamped into the heat dissipation groove, and when the folded plate is abutted against the outer side surface of the side plate, the limiting sleeve is clamped in place, so that the actual installation and positioning are facilitated, the limiting plate is abutted, thereby adjust the mounting height of buffering subassembly, and then adjust the upper and lower height of lateral pressure plate for the lateral pressure plate can be adjusted according to DC motor's actual height, ensures the lateral pressure plate to the spacing effect that compresses tightly of DC motor side, and the design of spacing draw-in groove can improve the area of contact between second holding screw and the curb plate, thereby improves the tight effect of supporting of second holding screw.

Furthermore, the jacking assembly comprises a positioning plate and a connecting rod, the connecting rod is symmetrically arranged at the left side and the right side of the positioning plate, the top surfaces of the left side plate and the right side plate are respectively provided with a guide sleeve, the vertical section of the connecting rod is matched with a through groove on the guide sleeve, the vertical section of the connecting rod is inserted in the through groove, the connecting rod is abutted and limited with the guide sleeve through a third set screw, the connecting rod is matched with the through groove to realize movable clamping between the positioning plate and the guide sleeve, and the third set screw is used for abutting and limiting between the positioning plate and the guide sleeve to ensure the connection stability between the positioning plate and the guide sleeve, thereby ensuring the compression and limiting functions of the positioning plate on the top surface of the direct current motor, and the upper and lower heights of the positioning plate can be adjusted by loosening the third set screw, the positioning plate can be adjusted according to the actual height of the direct current motor, and the compression limiting effect of the positioning plate on the direct current motor is guaranteed.

Furthermore, a shaft support assembly is arranged on the front side of the fixed base plate, the shaft support assembly comprises a lower support plate and an upper pressure plate, the lower support plate is fixedly connected with the fixed base plate, the upper pressure plate is connected with the lower support plate through an adjusting bolt, a limiting perforation is arranged on the upper pressure plate, a threaded hole is arranged on the lower support plate, the limiting perforation and the threaded hole are matched with the adjusting bolt, the adjusting bolt penetrates through the limiting perforation and is in threaded connection with the threaded hole, the shaft support assembly is used for carrying out auxiliary supporting and clamping on a motor shaft of the direct current motor, the mounting firmness between the direct current motor and the fixed seat is improved, the motor shaft is clamped and limited between the lower support plate and the upper pressure plate through the lower support plate and the upper pressure plate, the connection between the lower support plate and the upper pressure plate is realized through the ingenious design of the adjusting bolt, and the distance between the, thereby realizing the clamping support of motor shafts with different shaft diameter sizes.

Furthermore, a convex block is arranged on the bottom surface of the fixed bottom plate, a dovetail sliding groove is arranged on the convex block, a dovetail clamping block is arranged on the top surface of the movable flat plate and is matched with the dovetail sliding groove, the convex block is movably clamped on the dovetail clamping block through the dovetail sliding groove, the convex block slides back and forth along the dovetail clamping block, the convex block is abutted and limited with the dovetail clamping block through a first set screw, the movable clamping between the fixed bottom plate and the movable flat plate is realized through the matching of the dovetail sliding groove and the dovetail clamping block, the further abutting and limiting of the first set screw are further realized, the clamping firmness between the fixed bottom plate and the movable flat plate is ensured, the subsequent further adjustment of the position of the motor shaft can be more conveniently realized through the clamping connection mode, the up-and-down movement of the fixed bottom plate can be limited by adopting the ingenious design of the dovetail shape, and the clamping stability between the fixed bottom plate and the movable flat plate is improved, make PMKD slide around only can following dovetail fixture block to the realization is to the adjustment of the front and back position of motor shaft, when needs adjustment position, the unscrew first holding screw can, convenient operation is simple.

Furthermore, the four corners of the movable flat plate are all provided with fixed blocks, the fixed blocks are fixed with the movable flat plate by screws, the fixed blocks are provided with through holes, threaded rods are arranged in the through holes, the threaded rods are in limit fixing with the fixed blocks by limit nuts, the limit nuts are positioned at the upper and lower sides of the fixed blocks, the left and right adjacent threaded rods are connected by connecting plates, the two ends of the connecting plates are provided with connecting screw holes, the connecting screw holes are matched with the threaded rods, the bottom ends of the threaded rods are in threaded connection with the connecting screw holes, the whole structure design is ingenious and reasonable, the fixed blocks are movably sleeved on the threaded rods by the through holes to realize indirect connection between the movable flat plate and the threaded rods, each fixed block realizes limit fixing on the threaded rods by the clamping limit of the upper and lower limit nuts, the installation stability between the movable flat, thereby adjust the upper and lower height of activity flat board, will control and be connected through the connecting plate between two threaded rods, the connecting plate can with the adjusting plate cooperation, realize the further joint between threaded rod and the adjusting plate, the installation location of the reality of being convenient for, threaded connection between threaded rod and the connecting plate is realized through the ingenious design of connecting the screw in addition, guarantees the firm in connection between threaded rod and the connecting plate to this connected mode can be dismantled, the actual equipment of being convenient for.

Furthermore, the front side and the rear side of the movable flat plate are respectively provided with an adjusting bottom plate, the two adjusting bottom plates are respectively provided with a transverse sliding groove, one end of each transverse sliding groove is an open end, the connecting plate is matched with the transverse sliding grooves, the connecting plate is movably clamped in the transverse sliding grooves, the transverse sliding grooves are of a bottle-shaped clamping groove structure with a small upper part and a large lower part, the movable clamping between the connecting plate and the adjusting bottom plates is realized through the transverse sliding grooves, the connecting plate can drive the threaded rod to move left and right along the transverse sliding grooves, so that the left and right positions of the motor shaft are adjusted, the one end of each transverse sliding groove is designed into the open end, the subsequent installation operation can be facilitated, the design requirements are met, the shape of each transverse sliding groove is designed into the bottle-shaped clamping groove structure with the small upper part, limiting the up-and-down displacement of the connecting plate.

The installation method of the adjusting device for installing the direct current motor is characterized in that: the method comprises the following steps:

1) the installation of direct current motor and adjusting device is fixed:

(1) pressing the side pressing plates at two sides to enable the side pressing plates to be attached to the side faces of the side plates, placing the direct current motor from the rear side of the fixed bottom plate, enabling the direct current motor to be placed on the top face of the rear end of the fixed bottom plate, enabling the direct current motor to be located between the two side pressing plates, and loosening the side pressing plates; the side pressing plates are pressed firstly, so that the maximum distance between the two side pressing plates can be ensured, the direct current motor can be placed between the two side pressing plates, and the direct current motor is installed from the rear side of the fixed bottom plate, is not hindered by the shaft support assembly and is convenient to install;

(2) pushing the direct current motor towards the front side direction of the fixed bottom plate until the direct current motor is completely positioned on the fixed bottom plate, simultaneously adjusting the left and right positions of the direct current motor on the fixed bottom plate to enable a motor shaft to be just placed on the lower supporting plate, sleeving an adjusting bolt in a limiting through hole of the upper pressing plate, enabling the adjusting bolt to correspond to a threaded hole in the lower supporting plate, and screwing the end part of the adjusting bolt into the threaded hole until the upper pressing plate is abutted to the top of the motor shaft; the machine body of the direct current motor is completely placed on the fixed bottom plate, so that the supporting and stabilizing effect of the fixed bottom plate on the direct current motor can be guaranteed, the placing stability of the direct current motor is improved, the accurate positioning of a motor shaft is realized through the lower supporting plate, the direct current motor is ensured to be just positioned at the central position in the width direction of the fixed bottom plate, the difference between the compression deformation amounts of the buffer compression springs in the side pressure assemblies at two sides is controlled to be reduced, the structural balance stability of the combination of the direct current motor and the fixed seat is improved, and the motor shaft is clamped and limited between the lower supporting plate and the upper compression plate by combining the upper compression plate, so that the subsequent adjustment and positioning of the position of the;

(3) loosening the second set screw, moving the limiting plate along the surface of the side plate, driving the side pressing plate to synchronously move through the limiting plate through the buffer assembly until the side pressing plate moves to the middle position in the height direction of the side face of the direct current motor, and tightening the second set screw; the height of the side pressure plate is adjusted by adjusting the height of the limiting plate, so that the side pressure plate is ensured to be positioned in the middle of the height direction of the side surface of the direct current motor, the contact area of the side pressure plate and the direct current motor is ensured, and the compression limiting effect of the side pressure plate on the side surface of the direct current motor is improved;

(4) installing a jacking assembly, inserting the connecting rods at two ends of the positioning plate into the through grooves in the corresponding guide sleeves, moving the connecting rods until the positioning plate abuts against the top surface of the direct current motor, and screwing a third set screw; the top pressing assembly is mounted and matched with the side pressing assembly, so that the mounting firmness of the direct current motor on the fixed bottom plate is ensured, the structural safety performance is improved, and the direct current motor is effectively prevented from shaking, inclining and the like;

2) adjusting the position of the motor shaft:

(1) moving the whole assembled direct current motor and the adjusting device to the front end of a connecting shaft of a mechanical driving device to be connected, fixing the adjusting bottom plate and a placing plane screw, loosening a first set screw, moving the fixing bottom plate along a dovetail-shaped fixture block until the end face of a motor shaft is moved to be flush with the end face of the connecting shaft on the mechanical driving device, and screwing the first set screw; the fixed bottom plate is moved along the dovetail-shaped fixture block, so that the front and back positions of the direct current motor which is tightly pressed and fixed on the fixed bottom plate are adjusted, the end surface of the motor shaft is flush with the end surface of the connecting shaft on the mechanical driving device, and the use and the adjustment are convenient;

(2) the limiting nut is rotated along the threaded rod, the height of the movable flat plate on the threaded rod is adjusted, the movable flat plate drives the fixed seat and the direct current motor to synchronously move, and therefore the axle center height of the motor shaft is adjusted according to the axle center height of the connecting shaft on the mechanical driving device until the axle center of the motor shaft is moved to be consistent with the axle center height of the connecting shaft of the mechanical driving device; the up-down height of the movable flat plate is adjusted, and finally the up-down height of the motor shaft of the direct current motor is adjusted, so that the height of the shaft center of the motor shaft of the direct current motor is consistent with that of the connecting shaft, and the subsequent butt joint installation between two shafts is facilitated;

3) installation of the motor fixing frame:

(1) cutting two bearing plates with the same height according to the height from the top surface of the fixed bottom plate to the placing plane, respectively inserting the two bearing plates into the two positioning insertion holes on the fixed bottom plate, moving the bearing plates downwards until the bottom surfaces of the bearing plates are abutted against the placing plane, and then welding and fixing the top ends of the bearing plates and the fixed bottom plate; after the heights of the end face and the axis of the motor shaft are adjusted, a motor fixing frame is installed firstly, and the height from the top surface of the fixing bottom plate to the placing plane is the final installation height due to the fact that the height of the axis of the motor shaft is adjusted, so that a bearing plate with the same height is cut according to the final installation height;

(2) welding a horizontally arranged mounting plate at the bottom end of each of the two bearing plates, and welding a reinforcing plate between the bearing plates and the mounting plate; the mounting plates are welded on the opposite surfaces of the two bearing plates, the bottom surfaces of the mounting plates are in contact with the placing plane, so that the mounting plates and the placing plane are further fixed conveniently, the structural strength of the whole motor fixing frame can be improved by welding the reinforcing plates, and the supporting and stabilizing effect of the motor fixing frame on the direct current motor is ensured;

(3) moving the connecting plate along the transverse sliding groove, wherein the connecting plate drives the movable flat plate to synchronously move through the threaded rod, the movable flat plate drives the fixed seat and the direct current motor to synchronously move until the axle center of the motor shaft moves to coincide with the axle center of the connecting shaft of the mechanical driving device, the mounting plate is fixed with the placing plane, and then the motor shaft is connected with the connecting shaft of the mechanical driving device; the left and right positions of the motor shaft are further adjusted by moving the connecting plate, so that the axis of the motor shaft is superposed with the axis of the connecting shaft, the butt joint of the motor shaft and the connecting shaft is facilitated, and the direct current motor is directly fixed on a placing plane through the mounting plate after the motor shaft is adjusted, so that the limiting fixation of the direct current motor on the placing plane is ensured, and the motor shaft is ensured to be superposed with the axis of the connecting shaft all the time;

4) taking out the adjusting seat:

(1) detaching the adjusting bottom plate from the placing plane, and horizontally moving the adjusting bottom plate to completely remove the threaded rod and the connecting plate from the opening end of the transverse sliding chute;

(2) the fixed block is detached from the movable flat plate, and the fixed block is connected with the threaded rod which is connected with the connecting plate, so that the fixed block, the threaded rod and the connecting plate are detached from the movable flat plate at the same time, and then the movable flat plate is horizontally moved until the movable flat plate is completely removed from the dovetail-shaped sliding groove; whole easy dismounting pulls down earlier the adjusting bottom plate, pulls down the combination of fixed block, threaded rod and connecting plate again for threaded rod, fixed block and connecting plate can not influence the activity flat board pull down, pull down the activity flat board at last, thereby accomplish the dismantlement of whole regulation seat, and the regulation seat of dismantlement can cooperate with other fixing bases, carries out the adjustment operation of other direct current motor installations again, design benefit is reasonable.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

the invention has reasonable integral structure design, the fixed seat supports and stabilizes the direct current motor through the mutual matching of the fixed seat and the adjusting seat, the fixed bottom plate ensures the stable placement of the direct current motor, the side pressure assembly and the top pressure assembly compress and limit the two sides and the top of the direct current motor, the placement firmness of the direct current motor on the fixed seat is ensured, the shaking, the inclination and the like of the direct current motor are effectively prevented, the operation safety performance is improved, the adjusting seat can adjust the position of the fixed seat in multiple directions, thereby adjusting the position of the direct current motor on the fixed seat, further accurately adjusting the position of a motor shaft on the direct current motor, ensuring the accurate positioning connection of the motor shaft and a mechanical driving device, improving the installation precision, and designing the fixed seat and the adjusting seat into a detachable structure, after the motor shaft is installed and fixed, the fixing seat is reserved to ensure the overall installation firmness of the direct current motor, and the adjusting seat is disassembled and assembled for cyclic utilization.

The invention firstly compresses and limits the direct current motor on the fixed seat primarily through the side pressure component, moves the direct current motor towards the shaft support component to ensure that the body of the direct current motor is positioned on the fixed bottom plate completely, simultaneously adjusts the left and right positions of the direct current motor to ensure that the motor shaft is just placed on the shaft support component, precisely positions and clamps the motor shaft through the shaft support component to ensure that the direct current motor is just positioned on the left and right symmetrical central line of the fixed bottom plate, then installs the jacking component, compresses and limits the top of the direct current motor through the jacking component, is matched with the side pressure component to ensure the placement stability of the direct current motor on the fixed seat, further adjusts the position of the motor shaft from up and down, front and back directions to ensure that the connecting shaft of the motor shaft and the mechanical driving device is initially positioned, installs the motor fixing frame, and fixes the direct current motor through the motor fixing frame, the position is further adjusted about to the motor shaft again for the motor shaft is fixed with the axle of linking accurately, realizes direct current motor through the motor mount and places the fixed between the plane, and with the motor shaft with mechanical drive device's axle of linking butt joint good, will adjust the seat and dismantle at last, whole installation process is clear, simple to operate is simple.

Drawings

The invention will be further described with reference to the accompanying drawings in which:

fig. 1 is a schematic structural diagram of an adjusting device for mounting a direct current motor according to the present invention;

FIG. 2 is a schematic view of an installation structure of the fixing base and the adjusting base;

FIG. 3 is a schematic view of an installation structure of the top pressing assembly and the side pressing assembly according to the present invention;

FIG. 4 is a schematic structural view of an adjusting seat of the present invention;

FIG. 5 is a schematic view of a cushion assembly according to the present invention;

FIG. 6 is a schematic view of the mounting structure of the axle supporting assembly and the fixed base plate according to the present invention;

FIG. 7 is a schematic view of the threaded rod and the connecting plate of the present invention;

FIG. 8 is a schematic view showing the construction of the lateral pressure assembly according to the present invention;

FIG. 9 is a schematic structural view of a movable plate according to the present invention;

fig. 10 is a schematic view of an installation structure of the dc motor and the fixing base according to the present invention.

In the figure: 1-a fixed seat; 2-an adjusting seat; 3-fixing the bottom plate; 4-side pressure component; 5-a top pressing component; 6-positioning the jack; 7-adjusting the bottom plate; 8-a movable plate; 9-a bump; 10-dovetail type chute; 11-dovetail cartridge; 12-a first set screw; 13-fixing block; 14-perforating; 15-threaded rod; 16-a limit nut; 17-a connecting plate; 18-connecting screw holes; 19-a transverse chute; 20-a threaded hole; 21-side plate; 22-a buffer assembly; 23-side pressing plates; 24-heat dissipation slot holes; 25-a limit sleeve; 26-buffering pressure springs; 27-a support plate; 28-limiting plate; 29-a second set screw; 30-folding plates; 31-a limiting clamping groove; 32-positioning plate; 33-a connecting rod; 34-a guide sleeve; 35-a through groove; 36-a third set screw; 37-a shaft support assembly; 38-lower support pallet; 39-upper pressure plate; 40-adjusting the bolt; 41-limiting perforation; 42-a pressure bearing plate; 43-a mounting plate; 44-a reinforcement plate; 45-DC motor.

Detailed Description

As shown in figures 1 to 9, the adjusting device for mounting a direct current motor comprises a fixed seat 1 and an adjusting seat 2, wherein the fixed seat 1 is positioned on the adjusting seat 2, the fixed seat 1 is detachably connected with the adjusting seat 2, the fixed seat 1 comprises a fixed bottom plate 3, a side pressure component 4 and a top pressure component 5, the side pressure component 4 is connected with the fixed bottom plate 3, the top pressure component 5 is connected with the side pressure component 4, two positioning jacks 6 which are bilaterally symmetrical are arranged on the fixed bottom plate 3, the positioning jacks 6 can facilitate the positioning and mounting between a motor fixing frame and the fixed bottom plate 3 when the direct current motor 45 is mounted, the symmetrical arrangement can ensure that the two motor fixing frames are symmetrically arranged on two sides of the fixed bottom plate 3 in a balanced manner, the integral balanced and stable performance of the direct current motor 45 is ensured, the adjusting seat 2 comprises an adjusting bottom plate 7 and a movable flat plate 8, and the movable flat plate 8 is, the movable flat plate 8 is positioned above the adjusting bottom plate 7, the fixed bottom plate 3 is positioned on the top surface of the movable flat plate 8, and the fixed bottom plate 3 is adjustably connected with the movable flat plate 8.

The two side pressure assemblies 4 are arranged, the two side pressure assemblies 4 are symmetrically arranged on the top surface of the fixed bottom plate 3 from left to right, each side pressure assembly 4 comprises a side plate 21, a buffer assembly 22 and a side pressure plate 23, the side plates 21 are fixedly connected with the fixed bottom plate 3, the buffer assemblies 22 are uniformly arranged on the side plates 21, the buffer assemblies 22 are limited and fixed with the side plates 21 through limiting pieces, the side pressure plates 23 are connected with the buffer assemblies 22, the side pressure plates 23 are positioned on the inner sides of the side plates 21, the left side and the right side of the direct current motor 45 are simultaneously pressed and limited through the two side pressure assemblies 4 which are symmetrically arranged from left to right, the placement stability of the direct current motor 45 on the fixed seat 1 is ensured, the buffer assemblies 22 are connected with the side pressure plates 23, due to the compressible design of the buffer assemblies 22, the side pressure plates 23 can be adjusted according to the actual width of the direct current motor 45, and, the pressing effect of the side pressure plates 23 on the DC motor 45 is ensured.

The side plate 21 is uniformly provided with a heat dissipation slot 24, the buffering assembly 22 comprises a limiting sleeve 25, a buffering pressure spring 26 and a support plate 27, the limiting sleeve 25 is matched with the heat dissipation slot 24, the limiting sleeve 25 is movably clamped in the heat dissipation slot 24, one end of the buffering pressure spring 26 is positioned in the mounting groove of the limiting sleeve 25, the support plate 27 is positioned at the other end of the buffering pressure spring 26, the support plate 27 is fixed with the side plate 23 by screws, the ventilation and heat dissipation effects of two side surfaces of the direct current motor 45 can be ensured by the design of the heat dissipation slot 24, meanwhile, the heat dissipation slot 24 can facilitate the mounting and limiting of the buffering assembly 22, the limiting sleeve 25 is matched with the heat dissipation slot 24 to realize the primary clamping limiting of the buffering assembly 22 and the side plate 21, the part of the buffering pressure spring 26 exposed on the limiting sleeve 25 and the support plate 27 extend to the inner side of the side plate 21, the design is reasonable.

The limiting part comprises a limiting plate 28 and a second set screw 29, the end part of the limiting sleeve 25 is provided with a folded plate 30, the folded plate 30 is fixed with the limiting plate 28 by screws, the front end and the rear end of the side plate 21 are respectively provided with a limiting clamping groove 31, the front end and the rear end of the limiting plate 28 are respectively supported and limited by the second set screw 29 with the side plate 21, the second set screw 29 passes through the limiting plate 28 and extends into the limiting clamping groove 31, the limiting sleeve 25 is fixed with the limiting plate 28 by screws through the folded plate 30 at the end part, the installation firmness of the buffer assembly 22 and the limiting plate 28 is ensured, meanwhile, the folded plate 30 can play a limiting role, the width of the folded plate 30 is larger than that of the heat dissipation groove hole 24, when the limiting sleeve 25 is clamped into the heat dissipation groove hole 24 and the folded plate 30 is abutted against the outer side surface of the side plate 21, the limiting sleeve 25 is clamped in place, thereby facilitating, unscrewing second holding screw 29 can adjust the upper and lower height of limiting plate 28, thereby adjust the mounting height of buffering subassembly 22, and then adjust the upper and lower height of offside pressing plate 23, make side pressing plate 23 can suitably adjust according to direct current motor 45's actual height, ensure that side pressing plate 23 compresses tightly limiting displacement to direct current motor 45 side, and the area of contact between second holding screw 29 and the curb plate 21 can be improved to the design of spacing draw-in groove 31, thereby improve the effect of tightly supporting of second holding screw 29.

The jacking assembly 5 comprises a positioning plate 32 and a connecting rod 33, the connecting rod 33 is symmetrically arranged at the left side and the right side of the positioning plate 32, guide sleeves 34 are arranged on the top surfaces of the left side plate 21 and the right side plate 21, a vertical section of the connecting rod 33 is matched with a through groove 35 on the guide sleeve 34, a vertical section of the connecting rod 33 is inserted in the through groove 35, the connecting rod 33 is abutted against and limited by the guide sleeve 34 through a third set screw 36, the connecting rod 33 is matched with the through groove 35 to realize movable clamping between the positioning plate 32 and the guide sleeve 34, and then the abutting and limiting between the positioning plate 32 and the guide sleeve 34 is realized through the third set screw 36 to ensure the connection stability between the positioning plate and the guide sleeve, thereby ensuring the compression limiting effect of the positioning plate 32 on the top surface of a DC motor 45, and loosening the third set screw 36 can adjust the vertical height of the positioning plate 32, so that the positioning plate 32 can be adjusted according, the pressing and limiting effects of the positioning plate 32 on the direct current motor 45 are ensured.

The front side of the fixed base plate 3 is provided with a shaft support assembly 37, the shaft support assembly 37 comprises a lower support plate 38 and an upper pressure plate 39, the lower support plate 38 is fixedly connected with the fixed base plate 3, the upper pressure plate 39 is connected with the lower support plate 38 through an adjusting bolt 40, the upper pressure plate 39 is provided with a limiting perforation 41, the lower support plate 38 is provided with a threaded hole 42, the limiting perforation 41 and the threaded hole 42 are both matched with the adjusting bolt 40, the adjusting bolt 40 penetrates through the limiting perforation 41 and is in threaded connection in the threaded hole 42, the shaft support assembly 37 is used for carrying out auxiliary supporting and clamping on a motor shaft of the direct current motor 45, the mounting firmness between the direct current motor 45 and the fixed seat 1 is improved, the motor shaft is clamped and limited between the lower support plate 38 and the upper pressure plate 39 through the lower support plate 38 and the upper pressure plate 39, and the connection, the distance between the lower supporting plate 38 and the upper pressing plate 39 can be adjusted by adjusting the length of the bottom end of the adjusting bolt 40 screwed into the threaded hole 42, so that the motor shafts with different shaft diameter sizes can be clamped and supported.

The bottom surface of the fixed bottom plate 3 is provided with a convex block 9, the convex block 9 is provided with a dovetail chute 10, the top surface of the movable flat plate 8 is provided with a dovetail-shaped clamping block 11, the dovetail-shaped clamping block 11 is matched with the dovetail-shaped chute 10, the convex block 9 is movably clamped on the dovetail-shaped clamping block 11 through the dovetail-shaped chute 10, the convex block 9 slides back and forth along the dovetail-shaped clamping block 11, the convex block 9 is abutted and limited with the dovetail-shaped clamping block 11 through a first set screw 12, the movable clamping between the fixed bottom plate 3 and the movable flat plate 8 is realized through the matching of the dovetail-shaped chute 10 and the dovetail-shaped clamping block 11, the further abutting and limiting of the first set screw 12 are further realized to ensure the clamping firmness between the fixed bottom plate 3 and the movable flat plate 8, the subsequent further regulation of the motor shaft position can be more convenient through the clamping connection mode, the up-down and down movement of the fixed bottom plate 3 can be limited through the ingenious design of, the clamping stability between the fixed base plate 3 and the movable flat plate 8 is improved, so that the fixed base plate 3 can only slide back and forth along the dovetail-shaped clamping block 11, the front and back positions of the motor shaft can be adjusted, when the position needs to be adjusted, the first set screw 12 can be unscrewed, and the operation is convenient and simple.

The four corners of the movable flat plate 8 are respectively provided with a fixed block 13, the fixed blocks 13 are fixed with the movable flat plate 8 by screws, the fixed blocks 13 are provided with through holes 14, threaded rods 15 are arranged in the through holes 14, the threaded rods 15 are fixed with the fixed blocks 13 in a limiting way through limiting nuts 16, the limiting nuts 16 are positioned at the upper side and the lower side of the fixed blocks 13, the two adjacent threaded rods 15 at the left side and the right side are connected through connecting plates 17, both ends of the connecting plates 17 are respectively provided with connecting screw holes 18, the connecting screw holes 18 are matched with the threaded rods 15, the bottom ends of the threaded rods 15 are connected in the connecting screw holes 18 in a threaded way, the whole structure is ingenious and reasonable in design, the fixed blocks 13 are movably sleeved on the threaded rods 15 through the through holes 14 to realize indirect connection between the movable flat plate 8 and the threaded rods 15, and can realize the regulation of fixed block 13 position through the position of adjustment stop nut 16 on threaded rod 15, thereby adjust the upper and lower height of activity flat board 8, will control and be connected through connecting plate 17 between two threaded rods 15, connecting plate 17 can cooperate with adjusting baseplate 7, realize the further joint between threaded rod 15 and the adjusting baseplate 7, be convenient for actual installation location, and realize the threaded connection between threaded rod 15 and the connecting plate 17 through the ingenious design of connecting screw 18, guarantee the firm in connection between threaded rod 15 and the connecting plate 17, and this connected mode can be dismantled, be convenient for actual equipment.

Adjusting bottom plates 7 are arranged on the front side and the rear side of the movable flat plate 8, transverse sliding grooves 19 are arranged on the two adjusting bottom plates 7, one ends of the transverse sliding grooves 19 are open ends, a connecting plate 17 is matched with the transverse sliding grooves 19, the connecting plate 17 is movably clamped in the transverse sliding grooves 19, the transverse sliding grooves 19 are of bottle-shaped clamping groove structures with small upper parts and large lower parts, movable clamping between the connecting plate 17 and the adjusting bottom plates 7 is achieved through the transverse sliding grooves 19, the connecting plate 17 can drive the threaded rod 15 to move left and right along the transverse sliding grooves 19, therefore, the left and right positions of a motor shaft are adjusted, one ends of the transverse sliding grooves 19 are designed into the open ends, subsequent installation operation can be facilitated, design requirements are met, the shape of the transverse sliding grooves 19 is designed into the bottle-shaped clamping groove structures with small upper parts and large lower parts, the, The clamping stability of the threaded rod 15 and the adjusting bottom plate 7 limits the vertical displacement of the connecting plate 17.

As shown in fig. 10, the installation method using the adjusting device for installation of the dc motor includes the following steps:

1) the installation and fixation of the direct current motor 45 and the adjusting device:

(1) pressing the side pressing plates 23 at two sides to make the side pressing plates 23 attached to the side faces of the side plates 21, placing the direct current motor 45 from the rear side of the fixed bottom plate 3 to make the direct current motor 45 rest on the top face of the rear end of the fixed bottom plate 3, and making the direct current motor 45 be positioned between the two side pressing plates 23, and loosening the side pressing plates 23; the side pressing plates 23 are pressed first, so that the maximum distance between the two side pressing plates 23 can be ensured, the direct current motor 45 can be placed between the two side pressing plates 23, and the direct current motor is installed from the rear side of the fixed bottom plate 3, is not hindered by the shaft support assembly 37 and is convenient to install;

(2) pushing the direct current motor 45 towards the front side direction of the fixed base plate 3 until the direct current motor 45 is completely positioned on the fixed base plate 3, simultaneously adjusting the left and right positions of the direct current motor 45 on the fixed base plate 3 to enable the motor shaft to be just placed on the lower supporting plate 38, sleeving the adjusting bolt 40 into the limiting through hole 41 of the upper pressing plate 39, enabling the adjusting bolt 40 to correspond to the threaded hole 42 on the lower supporting plate 38, and screwing the end part of the adjusting bolt 40 into the threaded hole 42 until the upper pressing plate 39 abuts against the top of the motor shaft; the body of the direct current motor 45 is completely placed on the fixed base plate 3, so that the supporting and stabilizing effect of the fixed base plate 3 on the direct current motor 45 can be guaranteed, the placing stability of the direct current motor 45 is improved, the accurate positioning of the motor shaft is realized through the lower supporting plate 38, the direct current motor 45 is guaranteed to be just positioned at the central position of the fixed base plate 3 in the width direction, the difference between the compression deformation amounts of the buffering compression springs 26 in the side pressure assemblies 4 at two sides is controlled to be reduced, the structural balance stability of the combination of the direct current motor 45 and the fixed seat 1 is improved, and the motor shaft is clamped and limited between the lower supporting plate 38 and the upper compression plate 39 by combining with the upper compression plate 39, so that the subsequent adjustment and positioning of the position of;

(3) loosening the second set screw 29, moving the limit plate 28 along the surface of the side plate 21, driving the synchronous movement of the side pressing plate 23 by the limit plate 28 through the buffer assembly 22 until the side pressing plate 23 moves to the middle position of the side height direction of the direct current motor 45, and tightening the second set screw 29; the height of the side pressing plate 23 is adjusted by adjusting the height of the limiting plate 28, so that the side pressing plate 23 is ensured to be positioned in the middle of the height direction of the side surface of the direct current motor 45, the contact area between the side pressing plate 23 and the direct current motor 45 is ensured, and the compression limiting effect of the side pressing plate 23 on the side surface of the direct current motor 45 is improved;

(4) installing the jacking assembly 5, inserting the connecting rods 33 at the two ends of the positioning plate 32 into the through grooves 35 in the corresponding guide sleeves 34, moving the connecting rods 33 until the positioning plate 32 abuts against the top surface of the direct current motor 45, and screwing the third set screws 36; then, the top pressing component 5 is installed, and the top pressing component 5 is matched with the side pressing component 4, so that the installation firmness of the direct current motor 45 on the fixed bottom plate 3 is ensured, the structural safety performance is improved, and the direct current motor 45 is effectively prevented from shaking, inclining and the like;

2) adjusting the position of the motor shaft:

(1) moving the whole assembled by the direct current motor 45 and the adjusting device to the front end of a connecting shaft of a mechanical driving device to be connected, fixing the adjusting bottom plate 7 and a placing plane screw, loosening the first set screw 12, moving the fixing bottom plate 3 along the dovetail-shaped fixture block 11 until the end surface of a motor shaft is moved to be flush with the end surface of the connecting shaft on the mechanical driving device, and screwing the first set screw 12; the fixed bottom plate 3 is moved along the dovetail-shaped fixture block 11, so that the front and back positions of the direct current motor 45 which is tightly pressed and fixed on the fixed bottom plate 3 are adjusted, the end surface of a motor shaft is flush with the end surface of a connecting shaft on the mechanical driving device, and the use and the adjustment are convenient;

(2) rotating a limit nut 16 along a threaded rod 15 to adjust the height of a movable flat plate 8 on the threaded rod 15, wherein the movable flat plate 8 drives a fixed seat 1 and a direct current motor 45 to synchronously move, so that the height of the axis of a motor shaft is adjusted according to the height of the axis of a connecting shaft on a mechanical driving device until the axis of the motor shaft is moved to be consistent with the height of the axis of the connecting shaft of the mechanical driving device; the up-down height of the movable flat plate 8 is adjusted, and the up-down height of the motor shaft of the direct current motor 45 is finally adjusted, so that the height of the shaft center of the motor shaft of the direct current motor 45 is consistent with that of the shaft center of the connecting shaft, and the subsequent butt joint installation between two shafts is facilitated;

3) installation of the motor fixing frame:

(1) cutting two bearing plates 42 with the same height according to the height from the top surface of the fixed bottom plate 3 to the placing plane, respectively inserting the two bearing plates 42 into the two positioning insertion holes 6 on the fixed bottom plate 3, moving the bearing plates 42 downwards until the bottom surfaces of the bearing plates 42 are abutted against the placing plane, and then welding and fixing the top ends of the bearing plates 42 with the fixed bottom plate 3; after the heights of the end face and the axis of the motor shaft are adjusted, a motor fixing frame is installed firstly, and the height from the top face of the fixed bottom plate 3 to the placing plane is the final installation height due to the fact that the height of the axis of the motor shaft is adjusted, so that a bearing plate 42 with the same height is cut according to the final installation height, the bearing plate 42 is in primary clamping limit with the fixed bottom plate 3 through the positioning insertion holes 6, installation is convenient, after the bearing plate 42 is abutted against the placing plane, and then the connection firmness of the bearing plate 42 and the fixed bottom plate 3 is guaranteed through welding and fixing;

(2) a horizontally arranged mounting plate 43 is welded at the bottom end of each of the two bearing plates 42, and a reinforcing plate 44 is welded between the bearing plates 42 and the mounting plate 43; the mounting plates 43 are welded on the opposite surfaces of the two bearing plates 42, the bottom surfaces of the mounting plates 43 are in contact with the placing plane, so that the mounting plates 43 and the placing plane are further fixed, the structural strength of the whole motor fixing frame can be improved by welding the reinforcing plates 44, the motor fixing frame is not easy to deform, the supporting and stabilizing effect of the motor fixing frame on the direct current motor 45 is ensured, and the motor fixing frame is arranged before the left and right positions of a motor shaft are adjusted, so that the situation that when the motor fixing frame is firstly adjusted left and right and then installed, the connecting plate 17 is only movably clamped in the transverse sliding groove 19 due to the fact that the operations such as measurement and welding are carried out, the movement of the connecting plate 17 can be caused in the installation process of the motor fixing frame, and the final;

(3) moving the connecting plate 17 along the transverse sliding groove 19, wherein the connecting plate 17 drives the movable flat plate 8 to synchronously move through the threaded rod 15, the movable flat plate 8 drives the fixed seat 1 and the direct current motor 45 to synchronously move until the axle center of the motor shaft moves to coincide with the axle center of the connecting shaft of the mechanical driving device, the mounting plate 43 is fixed with the placing plane, and then the motor shaft is connected with the connecting shaft of the mechanical driving device; the left and right positions of the motor shaft are further adjusted by moving the connecting plate 17, so that the shaft center of the motor shaft is coincided with the shaft center of the connecting shaft, the butt joint of the motor shaft and the connecting shaft is facilitated, the direct current motor 45 is directly fixed on a placing plane through the mounting plate 43 after the motor shaft is adjusted, the mounting plate 43 and the placing plane can be fixed in various modes such as welding, screws and the like, the limiting fixation of the direct current motor 45 on the placing plane is ensured, and the motor shaft is ensured to be coincided with the shaft center of the connecting shaft all the time;

4) taking out the adjusting seat 2:

(1) detaching the adjusting base plate 7 from the placing plane and then horizontally moving the adjusting base plate 7 so that the threaded rod 15 and the connecting plate 17 are completely removed from the open end of the transverse chute 19;

(2) detaching the fixed block 13 from the movable plate 8, and since the fixed block 13 is connected with the threaded rod 15 and the threaded rod 15 is connected with the connecting plate 17, detaching the fixed block 13, the threaded rod 15 and the connecting plate 17 from the movable plate 8 at the same time, and horizontally moving the movable plate 8 until the movable plate 8 is completely removed from the dovetail-shaped chute 10; whole easy dismounting pulls down earlier regulation bottom plate 7, pulls down fixed block 13 again, the combination of threaded rod 15 and connecting plate 17 for threaded rod 15, fixed block 13 and connecting plate 17 can not influence the pulling down of activity dull and stereotyped 8, pull down activity dull and stereotyped 8 at last, thereby accomplish the dismantlement of whole regulation seat 2, the regulation seat 2 of dismantlement can cooperate with other fixing bases 1, carry out the adjustment operation of other direct current motor 45 installations again, design benefit is reasonable.

The invention has reasonable integral structure design, the fixed seat 1 supports and stabilizes the direct current motor 45 through the mutual matching of the fixed seat 1 and the adjusting seat 2, the fixed bottom plate 3 ensures the stable placement of the direct current motor 45, the side pressure component 4 and the top pressure component 5 tightly press and limit the two sides and the top of the direct current motor 45, the placement firmness of the direct current motor 45 on the fixed seat 1 is ensured, the shaking, the inclination and the like of the direct current motor 45 are effectively prevented, the operation safety performance is improved, the adjusting seat 2 can adjust the position of the fixed seat 1 in multiple directions, thereby adjusting the position of the direct current motor 45 on the fixed seat 1, further accurately adjusting the position of the motor shaft on the direct current motor 45, ensuring the accurate positioning connection of the motor shaft and a mechanical driving device, improving the installation precision, and designing the fixed seat 1 and the adjusting seat 2 into a detachable structure, after the motor shaft is installed, after the motor fixing frame is installed and fixed, the fixing base 1 is reserved to ensure the overall installation firmness of the direct current motor 45, and the adjusting base 2 is disassembled and assembled for cyclic utilization.

The invention firstly uses the side pressure component 4 to preliminarily press and limit the direct current motor 45 on the fixed seat 1, moves the direct current motor 45 towards the shaft support component 37 to ensure that the body of the direct current motor 45 is completely positioned on the fixed bottom plate 3, simultaneously adjusts the left and right positions of the direct current motor 45 to ensure that the motor shaft is just placed on the shaft support component 37, uses the shaft support component 37 to accurately position and clamp the motor shaft to ensure that the direct current motor 45 is just positioned on the left and right symmetrical central lines of the fixed bottom plate 3, then installs the jacking component 5, presses and limits the top of the direct current motor 45 through the jacking component 5 to be matched with the side pressure component 4 to ensure the placement stability of the direct current motor 45 on the fixed seat 1, further adjusts the position of the motor shaft from the up and down direction, the front and back direction to preliminarily position the connecting shaft of the motor shaft and the mechanical driving device, installs the motor fixing frame, through motor mount with direct current motor 45 installation fixed, further adjust the position about the motor shaft again for motor shaft and the accurate location of even axle, realize direct current motor 45 and place the fixed between the plane through the motor mount, and with motor shaft and mechanical drive device's even axle butt joint, will adjust seat 2 dismantlements at last, whole installation is clear, simple to operate is simple.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.

Claims

1. An adjusting device for installation of a direct current motor is characterized in that: the adjustable pressure regulating device comprises a fixed seat and a regulating seat, wherein the fixed seat is positioned on the regulating seat, the fixed seat is detachably connected with the regulating seat, the fixed seat comprises a fixed bottom plate, a side pressure assembly and a top pressure assembly, the side pressure assembly is connected with the fixed bottom plate, the top pressure assembly is connected with the side pressure assembly, two positioning insertion holes which are symmetrical left and right are formed in the fixed bottom plate, the regulating seat comprises a regulating bottom plate and a movable flat plate, the movable flat plate is adjustably connected with the regulating bottom plate, the movable flat plate is positioned above the regulating bottom plate, the fixed bottom plate is positioned on the top surface of the movable flat plate, and the fixed bottom plate is adjustably connected with the movable flat plate.

2. An adjustment device for mounting a dc motor according to claim 1, characterized in that: the side pressure components are arranged in two, the side pressure components are arranged on the top surface of the fixed base plate in a bilateral symmetry mode, the side pressure components comprise side plates, buffer components and side pressure plates, the side plates are fixedly connected with the fixed base plate, the buffer components are evenly arranged on the side plates, the buffer components are limited and fixed through limiting parts and the side plates, the side pressure plates are connected with the buffer components, and the side pressure plates are located on the inner sides of the side plates.

3. An adjustment device for mounting a dc motor according to claim 2, characterized in that: the heat dissipation groove holes are evenly formed in the side plates, the buffering assembly comprises a limiting sleeve, a buffering pressure spring and a supporting plate, the limiting sleeve is matched with the heat dissipation groove holes, the limiting sleeve is movably clamped in the heat dissipation groove holes, one end of the buffering pressure spring is located in the mounting groove of the limiting sleeve, the supporting plate is located at the other end of the buffering pressure spring, and the supporting plate is fixed with the side pressure plate through screws.

4. An adjustment device for mounting a dc motor according to claim 3, characterized in that: the locating part includes limiting plate and second holding screw, limiting sleeve's tip is provided with the folded plate, the folded plate with limiting plate fix with screw, both ends all are provided with spacing draw-in groove around the curb plate, both ends are all passed through around the limiting plate the second holding screw with the curb plate supports tightly spacing, the second holding screw passes the limiting plate extends to in the spacing draw-in groove.

5. An adjustment device for mounting a dc motor according to claim 2, characterized in that: the jacking assembly comprises a positioning plate and a connecting rod, the connecting rod is symmetrically arranged on the left side and the right side of the positioning plate, guide sleeves are arranged on the top surfaces of the left side plate and the right side plate, the vertical section of the connecting rod is matched with the through groove in the guide sleeve, the vertical section of the connecting rod is inserted in the through groove, and the connecting rod is tightly abutted and limited with the guide sleeves through a third set screw.

6. An adjustment device for mounting a dc motor according to claim 1, characterized in that: the front side of PMKD is provided with the axle support subassembly, the axle support subassembly includes under bracing layer board and last pressure strip, the under bracing layer board with PMKD fixed connection, go up the pressure strip pass through adjusting bolt with the under bracing layer board is connected, upward be provided with spacing perforation on the pressure strip, be provided with the screw hole on the under bracing layer board, spacing perforation the screw hole all with the adjusting bolt phase-match, adjusting bolt passes spacing perforation threaded connection is in the screw hole.

7. An adjustment device for mounting a dc motor according to claim 1, characterized in that: the bottom surface of the fixed bottom plate is provided with a convex block, a dovetail sliding groove is formed in the convex block, a dovetail-shaped clamping block is arranged on the top surface of the movable flat plate and matched with the dovetail-shaped sliding groove, the convex block is movably clamped on the dovetail-shaped clamping block through the dovetail-shaped sliding groove, the convex block slides back and forth along the dovetail-shaped clamping block, and the convex block is tightly abutted and limited through a first set screw and the dovetail-shaped clamping block.

8. An adjustment device for mounting a dc motor according to claim 1, characterized in that: all be provided with the fixed block on the dull and stereotyped four corners of activity, the fixed block with activity dull and stereotyped fix with screw, be provided with the perforation on the fixed block, be provided with the threaded rod in the perforation, the threaded rod pass through stop nut with the fixed block is spacing fixed, stop nut is located adjacent two about the upper and lower both sides of fixed block are controlled between the threaded rod and are connected through the connecting plate, the both ends of connecting plate all are provided with the connection screw, connect the screw with the threaded rod phase-match, the bottom threaded connection of threaded rod is in the connection screw.

9. An adjustment device for mounting a dc motor according to claim 8, wherein: the front side and the rear side of the movable flat plate are respectively provided with the adjusting bottom plate, the two adjusting bottom plates are respectively provided with a transverse sliding groove, one end of each transverse sliding groove is an opening end, the connecting plate is matched with the transverse sliding grooves, the connecting plate is movably clamped in the transverse sliding grooves, and the transverse sliding grooves are of bottle-shaped clamping groove structures which are small in top and large in bottom.

10. The installation method of the adjusting device for installing the direct current motor, based on claim 1, is characterized in that: the method comprises the following steps:

1) the installation of direct current motor and adjusting device is fixed:

(1) pressing the side pressing plates at two sides to enable the side pressing plates to be attached to the side faces of the side plates, placing the direct current motor from the rear side of the fixed bottom plate, enabling the direct current motor to be placed on the top face of the rear end of the fixed bottom plate, enabling the direct current motor to be located between the two side pressing plates, and loosening the side pressing plates;

(2) pushing the direct current motor towards the front side direction of the fixed bottom plate until the direct current motor is completely positioned on the fixed bottom plate, simultaneously adjusting the left and right positions of the direct current motor on the fixed bottom plate to enable a motor shaft to be just placed on the lower supporting plate, sleeving an adjusting bolt in a limiting through hole of the upper pressing plate, enabling the adjusting bolt to correspond to a threaded hole in the lower supporting plate, and screwing the end part of the adjusting bolt into the threaded hole until the upper pressing plate is abutted to the top of the motor shaft;

(3) loosening the second set screw, moving the limiting plate along the surface of the side plate, driving the side pressing plate to synchronously move through the limiting plate through the buffer assembly until the side pressing plate moves to the middle position in the height direction of the side face of the direct current motor, and tightening the second set screw;

(4) installing a jacking assembly, inserting the connecting rods at two ends of the positioning plate into the through grooves in the corresponding guide sleeves, moving the connecting rods until the positioning plate abuts against the top surface of the direct current motor, and screwing a third set screw;

2) adjusting the position of the motor shaft:

(1) moving the whole assembled direct current motor and the adjusting device to the front end of a connecting shaft of a mechanical driving device to be connected, fixing the adjusting bottom plate and a placing plane screw, loosening a first set screw, moving the fixing bottom plate along a dovetail-shaped fixture block until the end face of a motor shaft is moved to be flush with the end face of the connecting shaft on the mechanical driving device, and screwing the first set screw;

(2) the limiting nut is rotated along the threaded rod, the height of the movable flat plate on the threaded rod is adjusted, the movable flat plate drives the fixed seat and the direct current motor to synchronously move, and therefore the axle center height of the motor shaft is adjusted according to the axle center height of the connecting shaft on the mechanical driving device until the axle center of the motor shaft is moved to be consistent with the axle center height of the connecting shaft of the mechanical driving device;

3) installation of the motor fixing frame:

(1) cutting two bearing plates with the same height according to the height from the top surface of the fixed bottom plate to the placing plane, respectively inserting the two bearing plates into the two positioning insertion holes on the fixed bottom plate, moving the bearing plates downwards until the bottom surfaces of the bearing plates are abutted against the placing plane, and then welding and fixing the top ends of the bearing plates and the fixed bottom plate;

(2) welding a horizontally arranged mounting plate at the bottom end of each of the two bearing plates, and welding a reinforcing plate between the bearing plates and the mounting plate;

(3) moving the connecting plate along the transverse sliding groove, wherein the connecting plate drives the movable flat plate to synchronously move through the threaded rod, the movable flat plate drives the fixed seat and the direct current motor to synchronously move until the axle center of the motor shaft moves to coincide with the axle center of the connecting shaft of the mechanical driving device, the mounting plate is fixed with the placing plane, and then the motor shaft is connected with the connecting shaft of the mechanical driving device;

4) taking out the adjusting seat:

(2) the fixed block is detached from the movable flat plate, and the threaded rod is connected with the connecting plate due to the connection of the fixed block and the threaded rod, so that the fixed block, the threaded rod and the connecting plate are detached from the movable flat plate at the same time, and then the movable flat plate is horizontally moved until the movable flat plate is completely removed from the dovetail-shaped sliding groove.