CN114406078A - A device for forming the outer ring of a motor shaft - Google Patents

Abstract

The invention discloses a motor shaft outer ring forming device, which has the technical scheme that: comprises a workbench, four supporting blocks are fixedly arranged on the top surface of the workbench, a supporting rod is fixedly arranged on the top surface of each supporting block, a mounting plate is fixedly arranged on the top surface of each supporting rod, a through hole is formed in the top surface of each mounting plate, a hydraulic cylinder is fixedly arranged on the top surface of each mounting plate, a telescopic shaft of each hydraulic cylinder penetrates through the through hole and extends to the outside of the mounting plate, a forging component is arranged on the top surface of the workbench, the rotary extrusion machine is used for forging the outer ring of the motor shaft, and is characterized in that the first rotary wheel is arranged, the original blank is subjected to preliminary rotary extrusion processing through the first rotary wheel, the finished blank is finished through the first rotary wheel and the second rotary wheel, the produced outer ring of the motor shaft effectively reduces subsequent turning allowance, the manufacturing cost of the product is greatly reduced, the strength of the product after the rotary extrusion process is improved by 1 time relative to the material, and the machining quality of the product is improved.

Description

A device for forming the outer ring of a motor shaft

technical field

The invention relates to the technical field of motor shaft outer ring forging, in particular to a motor shaft outer ring forming device.

Background technique

In the existing forming process of the outer ring of the motor shaft, the traditional machining method of turning chips wastes a lot of material and the cost of cutting chips is high. The forging process is adopted, because the upper and lower walls of the product are thin and hollow. Forging needs to increase the wall thickness allowance to meet the requirements. The forging materials for the whole process increase, and the cost of machining chips is high. The casting process is used. Due to the defects of the process itself, the strength of the cast product is low, and it is easy to produce blisters and shrinkage. Accessories are rarely cast.

For example, the Chinese patent with publication number: CN213795619U provides an outer ring grinding equipment for processing spherical roller bearings, which relates to the field of bearing processing. The outer ring grinding equipment for processing a spherical roller bearing includes a base, a support frame is fixedly connected to the upper surface of the base, a beam is fixedly connected to the right side of the support frame, and a motor is fixedly connected to the right end of the beam. A rotating shaft is fixedly connected to the output end of the motor, a movable groove is formed on the upper surface of the base, and a movable block is movably connected inside the movable groove. The outer ring grinding equipment for the processing of spherical roller bearings, through the mutual cooperation of the tray, the slot, the limit rod, the movable ring, the support rod, the first spring and the support ring, it is convenient to fix the outer ring of the bearing, and at the same time It is convenient to fix the bearing outer rings of different inner diameters, which makes the grinding work more convenient, and solves the problem that the outer ring grinding equipment used for the processing of spherical roller bearings is very difficult to fix the bearing outer ring, which affects the efficiency of grinding work. However, because the upper and lower walls of the product are thin and hollow, the forging needs to increase the wall thickness allowance to meet the requirements, and the forging materials of the whole process increase, and the processing quality is difficult to guarantee.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the present invention provides a motor shaft outer ring forming device, which solves the problem that the processing quality of the traditional forging process cannot be guaranteed.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A motor shaft outer ring forming device, comprising: a workbench, four support blocks are fixedly installed on the top surface of the workbench, support rods are fixedly installed on the top surface of the support blocks, and the top surfaces of the support rods are fixed A mounting plate is installed, the top surface of the mounting plate is provided with a through hole, a hydraulic cylinder is fixedly installed on the top surface of the mounting plate, and the telescopic shaft of the hydraulic cylinder passes through the through hole and extends to the outside of the mounting plate, so The top surface of the worktable is provided with a forging component for forging the outer ring of the motor shaft.

By adopting the above technical solution, by setting forging components, when the existing forging technology performs the forging process on the outer ring of the motor shaft, the processing of turning chips will cause a large waste of materials, and at the same time, the cutting cost will be high. The upper and lower walls are relatively thin, and the internal hollow structure. Forging needs to increase the thickness of the wall, which will greatly increase the material used. Through the set forging components, the spinning process is used to improve the strength of the product and reduce the production cost.

Preferably, the forging assembly includes: an upper die, the upper die is movably installed at one end of the hydraulic cylinder, a chassis is fixedly installed on the top surface of the worktable, and a mounting plate is fixedly installed on the top surface of the chassis, so A lower mold is movably installed on the top surface of the mounting plate, a cavity is opened inside the lower mold, a mold core is fixedly installed inside the cavity, and two clamping plates are fixedly installed on the top surface of the mold core , the original blank is movably clamped between the two clamping plates, the top surface of the worktable is fixedly installed with two sliding tables, one side of the sliding table is provided with a mounting hole, and the inside of the mounting hole is A servo motor is fixedly installed, a screw rod is fixedly connected to the shaft of the servo motor, a rotation hole is opened on one side of the sliding table, the screw rod is rotatably sleeved with the rotation hole, and the external thread of the screw rod is connected with a screw rod. A slider, the top surface of the slider is movably installed with a first rotary wheel, the first rotary wheel.

By adopting the above technical solution, by setting the first rotary wheel, after placing the original blank on the lower mold, the staff starts the hydraulic cylinder to drive the upper mold, so that the upper mold and the lower mold are tightly clamped together. After starting the servo motor to drive the first mold One rotary wheel spins the original blank to obtain the semi-finished blank, and then spins through other rotary wheels to finally produce the finished blank, which effectively reduces the allowance for subsequent turning processing and greatly improves the production efficiency.

Preferably, a storage slot is opened on one side of the workbench, a storage box is movably installed inside the storage slot, a second rotary wheel is movably installed inside the storage box, and one side of the storage box is fixed. A handle is installed.

By adopting the above technical solution, the storage box is provided to facilitate the staff to store the second rotary wheel, preventing the second rotary wheel from being disassembled by the staff and being randomly placed, which may easily cause the loss of the second rotary wheel.

Preferably, the top surface of the first rotary wheel is provided with a first connection hole, the top surface of the slider is provided with a second connection hole, and the interior of the first connection hole is threadedly connected with a connection bolt. The connecting bolt passes through the first connecting hole and is screwed with the second connecting hole.

By adopting the above technical solution, by setting connecting bolts, when forging the outer ring of the motor shaft, it is necessary to use the first rotary wheel and the second rotary wheel for processing. When the first rotary wheel needs to be replaced, the staff can pass the Twist the connecting bolts, remove the first rotary wheel, and install the second rotary wheel, which is convenient for the staff to replace the rotary wheel.

Preferably, the top surface of the chassis is provided with a rotating groove, the inner bottom surface of the rotating groove is fixedly mounted with a motor, and the shaft of the motor is fixedly connected to the mounting plate.

By adopting the above technical solution, by setting the motor, when the worker installs the first rotary wheel and the second rotary wheel on the two slides respectively, through the device for installing the disc, different rotary wheels process each end, if the disc is installed It cannot be rotated, and the staff can only install the same kind of rotary wheel at both ends, so in the process of processing, it is necessary to continuously disassemble and install different rotary wheels.

Preferably, a limit ring is fixedly installed on the top surface of the installation plate, two springs are fixedly installed on the inner circular wall of the limit ring, and two clamping blocks are arranged inside the limit ring, and the The clamping block is fixedly connected with the spring.

By adopting the above technical solution, by setting the clamping blocks, after the lower mold is placed in the limit ring, the two clamping blocks in the limit ring will clamp the bottom of the lower mold through the elastic force of the spring, and are placed in the limit ring. When the device is running, the lower mold shakes, causing the upper mold and the lower mold to not fit perfectly.

Preferably, the top surface of the upper mold is provided with a clamping groove, and the clamping groove is movably clamped with the telescopic shaft of the hydraulic cylinder.

By adopting the above technical solution, and by setting the clamping groove, after the hydraulic cylinder is clamped with the upper mold, it is convenient for the staff to remove the upper mold when replacing the upper mold.

Preferably, both sides of the worktable are provided with support grooves, the inner bottom surface of the support grooves is provided with support holes, and support columns are fixedly installed inside the support holes.

By adopting the above technical solution, by setting the support column, when the device is in operation, the device body needs to be kept stable. If shaking occurs, errors will occur when the first rotary wheel and the second rotary wheel are forging the original blank. The rubber block on the bottom surface of the support column improves the stability of the device body and prevents the device from shaking easily.

To sum up, the present invention mainly has the following beneficial effects:

By setting the first rotary wheel, when the staff puts the original blank into the mold, start the servo motor to drive the first rotary wheel to process the original blank, the original blank will be processed into a semi-finished blank, and the staff will put the first The first spinning wheel is removed, the second spinning wheel is installed, and the semi-finished blank is processed, and finally the finished blank is obtained. The first spinning wheel and the second spinning wheel are used to spin the original blank. The outer ring of the motor shaft effectively reduces the subsequent turning allowance and greatly reduces the product manufacturing cost. The strength of the product manufactured by the spinning process is doubled compared to the material itself, which improves the machining quality of the product.

By setting the limit ring, the staff places the lower mold in the limit ring, and the clamping block in the limit ring will clamp the lower mold through the elastic force of the spring, preventing the lower mold from shaking during the processing. resulting in a decline in production quality.

By setting the connecting bolts, different rotary wheels need to be used when spinning the outer ring of the motor shaft. The staff need to replace the first and second rotary wheels frequently during the production process. The first rotary wheel and the second rotary wheel are installed on the slider, and the staff only needs to twist the connecting bolts to facilitate the replacement of the counter-rotating wheels and improve the production efficiency.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

FIG. 2 is a schematic structural diagram of the slider of the present invention;

Fig. 3 is the structural schematic diagram of the clamping plate of the present invention;

Fig. 4 is the storage box structure schematic diagram of the present invention;

5 is a schematic diagram of the chassis structure of the present invention;

6 is a schematic diagram of the split structure of the limiting ring of the present invention;

FIG. 7 is a schematic diagram of the structure of the snap groove of the present invention.

Reference numerals: 1, workbench; 2, support block; 3, support rod; 4, mounting plate; 5, through hole; 6, hydraulic cylinder; 7, upper die; 8, chassis; 9, mounting plate; 10, Lower mold; 11, cavity; 12, mold core; 13, clamping plate; 14, original blank; 15, slide table; 16, mounting hole; 17, servo motor; 18, screw rod; 19, slider; 20, the first rotary wheel; 21, the first connection hole; 22, the second connection hole; 23, the connection bolt; 24, the storage slot; 25, the storage box; 26, the handle; 27, the second wheel; 28, the rotation slot; 29, motor; 30, limit ring; 31, spring; 32, clamping block; 33, snap slot; 34, support slot; 35, support hole; 36, support column; 37, rotation hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to Figure 1, a motor shaft outer ring forming device includes: a workbench 1, the workbench 1 is a rectangular structure, the top surface of the workbench 1 is fixedly installed with four support blocks 2, the support blocks 2 are cylindrical structures, supporting The top surface of the block 2 is fixedly installed with a support rod 3, the support rod 3 is a cylindrical structure, the top surface of the support rod 3 is fixedly installed with a mounting plate 4, the mounting plate 4 is a rectangular structure, and the top surface of the mounting plate 4 is provided with a through opening 5. The through hole 5 is a rectangular through hole. The top surface of the mounting plate 4 is fixedly installed with a hydraulic cylinder 6. The hydraulic cylinder 6 is an existing structure and will not be repeated here. The telescopic shaft of the hydraulic cylinder 6 passes through the through hole 5 and extends to the installation. Outside the plate 4, the top surface of the table 1 is provided with a forging component, which is used to forge the outer ring of the motor shaft. By setting the forging component, when the existing forging technology performs the forging process on the outer ring of the motor shaft, the outer ring of the motor shaft is forged by a processing car. Chips will cause a lot of material waste, and the cutting cost is high. Through the manual forging process, because the upper and lower walls of the product are relatively thin and the internal hollow structure, forging needs to increase the thickness of the wall, which will greatly increase the material used. Components, using the spinning process to improve the strength of the product and reduce the cost of production.

1, 2, 3 and 7, the forging assembly includes: an upper die 7, the upper die 7 is movably installed at one end of the hydraulic cylinder 6, and the top surface of the upper die 7 is provided with a snap groove 33, and the snap groove 33 It is a circular groove, and the clamping groove 33 is movably clamped with the telescopic shaft of the hydraulic cylinder 6. By setting the clamping groove 33, when the hydraulic cylinder 6 and the upper mold 7 are clamped together, it is convenient for the staff to remove the upper mold 7 when replacing the upper mold 7. Next, the top surface of the workbench 1 is fixedly installed with a chassis 8, the chassis 8 is a circular block-shaped structure, the top surface of the chassis 8 is fixedly installed with a mounting plate 9, the mounting plate 9 is a circular block-shaped structure, and the top surface of the mounting plate 9 is movable. A lower mold 10 is installed, a cavity 11 is opened inside the lower mold 10, a mold core 12 is fixedly installed inside the cavity 11, and two clamping plates 13 are fixedly installed on the top surface of the mold core 12. The two clamping plates The original blank 14 is movably clamped between the 13, and two sliding tables 15 are fixedly installed on the top surface of the work table 1. One side of the sliding table 15 is provided with a mounting hole 16, the mounting hole 16 is a circular through hole, and the mounting hole 16 The servo motor 17 is fixedly installed in the inner part of the slide table 17. The servo motor 17 is an existing structure and will not be repeated here. The shaft of the servo motor 17 is fixedly connected with a screw rod 18. One side of the sliding table 15 is provided with a rotating hole 37, and the rotating hole 37 is a circle. The screw rod 18 is rotatably sleeved with the rotating hole 37, the external thread of the screw rod 18 is connected with a slider 19, the slider 19 is a rectangular structure, and the top surface of the slider 19 is movably installed with a first rotary wheel 20, A rotary wheel 20, by setting the first rotary wheel 20, after the worker places the original blank 14 on the lower mold 10, starts the hydraulic cylinder 6 to drive the upper mold 7, so that the upper mold 7 and the lower mold 10 are tightly clamped together, Start the servo motor 17 to drive the first rotary wheel 20 to spin the original blank 14 to obtain a semi-finished blank, and then spin through other rotary wheels to finally produce the finished blank, which effectively reduces the waste of subsequent turning processing. quantity, greatly improving the production efficiency.

1, 2, 4 and 5, a storage slot 24 is opened on one side of the workbench 1, the storage slot 24 is a rectangular slot, and a storage box 25 is installed inside the storage slot 24. A second rotary wheel 27 is installed, and a handle 26 is fixedly installed on one side of the storage box 25. By setting the storage box 25, it is convenient for the staff to store the second rotary wheel 27 and prevents the second rotary wheel 27 from being disassembled by the staff. Arranging it indiscriminately will easily cause the loss of the second rotating wheel 27. The top surface of the first rotating wheel 20 is provided with a first connecting hole 21, the first connecting hole 21 is a circular through hole, and the top surface of the slider 19 is provided with a second connecting hole 21. The connecting hole 22 and the second connecting hole 22 are circular through holes. The first connecting hole 21 is threadedly connected with a connecting bolt 23. The connecting bolt 23 passes through the first connecting hole 21 and is threadedly connected with the second connecting hole 22. The connecting bolts 23 are provided. When forging the outer ring of the motor shaft, the first rotary wheel 20 and the second rotary wheel 27 need to be used for processing. When the first rotary wheel 20 needs to be replaced, the staff can connect by twisting Bolts 23, after dismantling the first rotary wheel 20, install the second rotary wheel 27, which is convenient for the staff to replace the rotary wheel, the top surface of the chassis 8 is provided with a rotating groove 28, and the inner bottom surface of the rotating groove 28 is fixedly installed with a motor 29 , the shaft of the motor 29 is fixedly connected with the mounting plate 9. By setting the motor 29, when the worker installs the first rotating wheel 20 and the second rotating wheel 27 on the two sliding tables 15 respectively, through the device of the mounting plate 9, different The rotary wheel handles each end. If the mounting plate 9 cannot be rotated, the staff can only install the same rotary wheel at both ends, so in the process of processing, it is necessary to continuously disassemble and install different rotary wheels. The mounting plate 9 rotates, which improves the production efficiency of the device.

Referring to FIGS. 1 , 2 , 4 and 6 , a limit ring 30 is fixedly installed on the top surface of the mounting plate 9 , the limit ring 30 is a circular ring structure, and two springs are fixedly installed on the inner circular wall of the limit ring 30 31. Two clamping blocks 32 are arranged inside the limiting ring 30, and the clamping blocks 32 are fixedly connected with the spring 31. By setting the clamping blocks 32, after the lower mold 10 is placed in the limiting ring 30, the limiting ring 30 The two inner clamping blocks 32 will clamp the bottom of the lower mold 10 by the elastic force of the spring 31. When the device is placed in operation, the lower mold 10 will shake, causing the upper mold 7 and the lower mold 10 to not fit perfectly. Both sides of the workbench 1 are provided with support grooves 34, the inner bottom surface of the support groove 34 is provided with a support hole 35, and a support column 36 is fixedly installed inside the support hole 35. By setting the support column 36, when the device is in operation, The device body needs to be kept stable. If there is shaking, the first rotary wheel 20 and the second rotary wheel 27 will have errors when forging the original blank 14. The rubber block on the bottom surface of the support column 36 will improve the stability of the device body. Prevent the device from shaking easily.

Working principle: Please refer to Fig. 1-Fig. 6. The staff first places the lower mold 10 into the limit ring 30 on the mounting plate 9, and clamps the lower mold 10 to prevent the lower mold 10 from being processed during reprocessing. When shaking occurs, the staff puts the original blank 14 into the lower mold 10, activates the hydraulic cylinder 6 to drive the upper mold 7, and after the upper mold 7 and the lower mold 10 are combined together, they are installed on the slider 19 through the connecting bolts 23. The first rotary wheel 20 starts the servo motor 17, and drives the first rotary wheel 20 to spin the original blank 14, process it into a semi-finished blank, and then normalize the semi-finished blank to refine and evenly assemble the components. The normalized semi-finished blank is put back into the mold, the second rotary wheel 27 is taken out from the storage box 25, one of the two first rotary wheels 20 is replaced with the second rotary wheel 27, and a reasonable The processing parameters are formed by alternately spinning up and down at staggered distances, and finally a finished blank with good quality is obtained.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a motor shaft outer lane forming device which characterized in that includes: workstation (1), the top surface fixed mounting of workstation (1) has four supporting shoes (2), the top surface fixed mounting of supporting shoe (2) has bracing piece (3), the top surface fixed mounting of bracing piece (3) has mounting panel (4), run through mouth (5) have been seted up to the top surface of mounting panel (4), the top surface fixed mounting of mounting panel (4) has hydraulic cylinder (6), the telescopic shaft of hydraulic cylinder (6) passes and runs through mouth (5) and extend to the outside of mounting panel (4), the top surface of workstation (1) is provided with forges the subassembly for forge the motor shaft outer lane.

2. The apparatus of claim 1, wherein the forging assembly comprises: go up mould (7), go up mould (7) movable mounting in the one end of hydraulic cylinder (6), the top surface fixed mounting of workstation (1) has chassis (8), the top surface fixed mounting on chassis (8) has mounting disc (9), the top surface movable mounting of mounting disc (9) has bed die (10), cavity (11) have been seted up to the inside of bed die (10), the inside fixed mounting of cavity (11) has mold core (12), the top surface fixed mounting of mold core (12) has two grip blocks (13), two the activity joint has original blank (14) between grip block (13), workstation (1) top surface fixed mounting has two slip tables (15), mounting hole (16) have been seted up to one side of slip table (15), the inside fixed mounting of mounting hole (16) has servo motor (17), the axle fixedly connected with lead screw (18) of servo motor (17), rotation hole (37) have been seted up to one side of slip table (15), lead screw (18) rotate the cover with rotation hole (37) and establish, the outside threaded connection of lead screw (18) has slider (19), the top surface movable mounting of slider (19) has first gyro wheel (20), first gyro wheel (20).

3. The motor shaft outer ring forming device as claimed in claim 1, wherein a storage groove (24) is formed in one side of the workbench (1), a storage box (25) is movably mounted in the storage groove (24), a second rotating wheel (27) is movably mounted in the storage box (25), and a handle (26) is fixedly mounted on one side of the storage box (25).

4. The forming device of the outer ring of the motor shaft as claimed in claim 2, wherein a first connecting hole (21) is formed on a top surface of the first rotating wheel (20), a second connecting hole (22) is formed on a top surface of the sliding block (19), a connecting bolt (23) is connected to an inner thread of the first connecting hole (21), and the connecting bolt (23) penetrates through the first connecting hole (21) and is connected with the second connecting hole (22) in a threaded manner.

5. The forming device for the outer ring of the motor shaft as claimed in claim 2, wherein a rotating groove (28) is formed in the top surface of the chassis (8), a motor (29) is fixedly mounted on the inner bottom surface of the rotating groove (28), and a shaft of the motor (29) is fixedly connected with the mounting plate (9).

6. The motor shaft outer ring forming device as claimed in claim 2, wherein a limiting ring (30) is fixedly mounted on the top surface of the mounting disc (9), two springs (31) are fixedly mounted on the inner circular wall surface of the limiting ring (30), two clamping blocks (32) are arranged inside the limiting ring (30), and the clamping blocks (32) are fixedly connected with the springs (31).

7. The forming device for the outer ring of the motor shaft as claimed in claim 2, wherein a clamping groove (33) is formed in the top surface of the upper die (7), and the clamping groove (33) is movably clamped with the telescopic shaft of the hydraulic cylinder (6).

8. The forming device for the outer ring of the motor shaft as claimed in claim 1, wherein support grooves (34) are formed on both sides of the workbench (1), support holes (35) are formed in the bottom surfaces of the support grooves (34), and support columns (36) are fixedly mounted inside the support holes (35).

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