CN219484784U - Motor shaft pressing tool - Google Patents

Abstract

The utility model relates to the technical field of shaft pressing tools, in particular to a motor shaft pressing tool which is convenient to position, improves working efficiency and enhances practicability; including the workstation, even fixed mounting in workstation bottom has four sets of supports, pressing mechanism fixed mounting is at the workstation top for to the pressure equipment of motor shaft, positioning mechanism includes fixed block and two sets of clamp splice, fixed block fixed mounting has the workstation bottom, first through-hole has been seted up to fixed block one end, first dwang is installed in the first through-hole internal rotation, two sets of extension boards of workstation top fixed mounting, the second through-hole has all been seted up to two sets of extension boards one end, all rotate and install the second dwang in two sets of second through-holes, first dwang outer wall fixed mounting has two sets of first synchronizing wheels, two sets of second dwang outer ends all fixed mounting have the second synchronizing wheel, two sets of second synchronizing wheels and two sets of first synchronizing wheels pass through two sets of belt drive respectively, the external screw thread has all been seted up to two sets of second dwang outer walls.

Description

Motor shaft pressing tool

Technical Field

The utility model relates to the technical field of shaft pressing tools, in particular to a motor shaft pressing tool.

Background

The motor is an electromagnetic device for converting or transmitting electric energy according to an electromagnetic induction law, the main function of the electromagnetic device is that mechanical energy is converted into electric energy, at present, the most commonly used electromagnetic device is that a generator rotor is driven by heat energy, water energy and the like to generate electricity, along with the development of society, the production requirement on the motor is higher and higher, the concentricity requirement on a shaft and the rotor is correspondingly higher in the production process, the press mounting of a rotating shaft is an important process of motor assembly, for example, the utility model patent with the Chinese patent publication number of CN208924058U discloses a frame, a pressing mechanism and an alignment mechanism, the pressing mechanism is fixedly connected with the frame through a guide rod, the alignment mechanism comprises an upper tool for fixing an eccentric shaft and a lower tool for fixing the motor rotor, the upper tool is fixed on a movable plate, the upper end of the upper tool is fixedly connected with the pressing mechanism, the movable plate is sleeved on the guide rod, an upper positioning pin and an upper positioning pin hole are arranged at the lower end of the upper tool, and the accurate mounting of the motor rotor and the rotating shaft is realized by adopting the structure, and the assembly efficiency is high;

but the lower frock of above-mentioned prior art scheme is fixed through lower locating pin, and fixed effect is relatively poor, leads to pivot and rotor to take place to remove when the pressure equipment easily, influences the pressure equipment effect, has reduced work efficiency to lead to the practicality relatively poor.

Disclosure of Invention

Technical problem to be solved

In order to solve the technical problems, the utility model provides the motor shaft pressing tool which is convenient to position, improves the working efficiency and enhances the practicability.

Technical proposal

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a motor shaft press shaft frock, comprises a workbench, even fixed mounting in workstation bottom has four sets of supports, pressing mechanism fixed mounting is in the workstation top for to the pressure equipment of motor shaft, positioning mechanism includes fixed block and two sets of clamp splice, fixed block fixed mounting has the workstation bottom, first through-hole has been seted up to fixed block one end, first dwang is installed in first through-hole rotation, workstation top fixed mounting has two sets of extension boards, the second through-hole has all been seted up to two sets of extension boards one end, all rotate in two sets of second through-holes and install the second dwang, first dwang outer wall fixed mounting has two sets of first synchronizing wheels, two sets of second synchronizing wheels and two sets of first synchronizing wheels pass through two sets of belt drive respectively, the external screw thread has all been seted up to two sets of second dwang outer walls, the thread groove has all been seted up to two sets of clamp splice outer ends, two sets of thread groove respectively with two sets of external screw thread threaded connection, arc groove has all been seted up to two sets of clamp splice inner.

Through adopting above-mentioned technical scheme, put motor rotor on the workstation, rotatory first dwang, first dwang drives two sets of second synchronizing wheels through two sets of first synchronizing wheels and rotates, make two sets of second synchronizing wheels drive two sets of second dwang synchronous rotations, be close to each other with the clamp splice of two sets of second dwang spiral shell dress, until the arc wall laminating of the inner arc wall of two sets of clamp splice and rotor outer wall, fix the rotor, then just can pressfitting the pivot through pressing mechanism, the process of being convenient for location has been realized to this process, work efficiency has been improved, thereby the practicality is strengthened.

Preferably, a hand wheel is fixedly arranged at one end of the first rotating rod.

Through adopting above-mentioned technical scheme, rotatory hand wheel can be convenient rotate first dwang to the convenience of using has been strengthened.

Preferably, an anti-skid sleeve is arranged on the hand wheel.

By adopting the technical scheme, the anti-skidding sleeve can avoid skidding when the hand wheel is rotated, so that the safety is enhanced.

Preferably, rubber pads are fixedly arranged in the two groups of arc-shaped grooves.

Through adopting above-mentioned technical scheme, the rubber pad can avoid two sets of clamp splice direct contact rotors, causes the damage to the rotor to the practicality has been strengthened.

Preferably, rib plates are fixedly arranged at the inner ends of the four groups of brackets, and the tops of the four groups of rib plates are connected with the bottom of the workbench.

Through adopting above-mentioned technical scheme, the floor can consolidate the connection between workstation and the support to stability has been strengthened.

Advantageous effects

Compared with the prior art, the application provides a motor shaft pressing shaft tool, which has the following beneficial effects:

put motor rotor on the workstation, rotatory first dwang, first dwang drives two sets of second synchronizing wheels through two sets of first synchronizing wheels and rotates, make two sets of second synchronizing wheels drive two sets of second dwang synchronous rotations, be close to each other with the clamp splice of two sets of second dwang spiral shell dress, until the arc wall laminating of the inner arc wall of two sets of clamp splice and rotor, fix the rotor, then just can pressfitting the pivot through pressing mechanism, the process of being convenient for location has been realized to this process, work efficiency has been improved, thereby the practicality has been strengthened.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic view of the front view of the rib of the present utility model connected to a table;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic top view of the attachment of the clamping blocks to the rubber pad of the present utility model.

The reference numerals in the drawings: 1. a work table; 2. a bracket; 3. a pressing mechanism; 4. a fixed block; 5. clamping blocks; 6. a first rotating lever; 7. a support plate; 8. a second rotating lever; 9. a first synchronizing wheel; 10. a second synchronizing wheel; 11. a belt; 12. a hand wheel; 13. an anti-skid sleeve; 14. a rubber pad; 15. rib plates.

Detailed Description

Examples

Referring to fig. 1-4, four groups of brackets 2 are uniformly and fixedly installed at the bottom of a workbench 1, a pressing mechanism 3 is fixedly installed at the top of the workbench 1 and used for pressing a motor shaft, a fixed block 4 is fixedly installed at the bottom of the workbench 1, one end of the fixed block 4 is provided with a first through hole, a first rotating rod 6 is rotatably installed at the first through hole, two groups of support plates 7 are fixedly installed at the top of the workbench 1, one end of each of the two groups of support plates 7 is provided with a second through hole, two groups of second through holes are rotatably installed with second rotating rods 8, two groups of first synchronous wheels 9 are fixedly installed on the outer wall of the first rotating rod 6, second synchronous wheels 10 are fixedly installed at the outer ends of the two groups of second rotating rods 8, the two groups of second synchronous wheels 10 and the two groups of first synchronous wheels 9 are respectively transmitted through two groups of belts 11, one end of each first rotating rod 6 is fixedly provided with a hand wheel 12, the first rotating rod 6 can be conveniently rotated by the hand wheel 12, the anti-slip sleeve 13 is arranged on the hand wheel 12, the anti-slip sleeve 13 can prevent slipping when the hand wheel 12 is rotated, a motor rotor is placed on the workbench 1, the first rotating rod 6 is rotated through the hand wheel 12, the first rotating rod 6 drives the two groups of second synchronizing wheels 10 to rotate through the two groups of first synchronizing wheels 9, the two groups of second synchronizing wheels 10 drive the two groups of second rotating rods 8 to synchronously rotate, external threads are formed on the outer walls of the two groups of second rotating rods 8, thread grooves are formed on the outer ends of the two groups of clamping blocks 5, the two groups of thread grooves are respectively connected with the two groups of external threads, arc-shaped grooves are formed on the inner ends of the two groups of clamping blocks 5, when the two groups of second rotating rods 8 rotate, the clamping blocks 5 screwed with the two groups of second rotating rods 8 are mutually close until the arc-shaped grooves on the inner ends of the two groups of the clamping blocks 5 are attached to the outer walls of the rotor, the rotor is fixed, then the rotating shaft can be pressed through the pressing mechanism 3, the process realizes the process of being convenient for positioning, improves the working efficiency, and enhances the practicability.

Referring to fig. 1 and 4, rubber pads 14 are fixedly installed in the two sets of arc grooves, and the rubber pads 14 can prevent the two sets of clamping blocks 5 from directly contacting the rotor to damage the rotor, thereby enhancing the practicability.

Referring to fig. 1-2, rib plates 15 are fixedly mounted at the inner ends of the four groups of brackets 2, the tops of the four groups of rib plates 15 are connected with the bottom of the workbench 1, and the rib plates 15 can strengthen the connection between the workbench 1 and the brackets 2, so that stability is enhanced.

When the motor shaft pressing tool disclosed by the utility model works, a motor rotor is placed on a workbench 1, a first rotating rod 6 is rotated through a hand wheel 12, the first rotating rod 6 drives two groups of second synchronizing wheels 10 to rotate through two groups of first synchronizing wheels 9, the two groups of second synchronizing wheels 10 drive the two groups of second rotating rods 8 to synchronously rotate, clamping blocks 5 screwed with the two groups of second rotating rods 8 are mutually close to each other until arc grooves at the inner ends of the two groups of clamping blocks 5 are attached to the outer wall of the rotor, the rotor is fixed, then the rotating shaft is pressed through a pressing mechanism 3, and the process is convenient to position.

Claims (5)

1. The utility model provides a motor shaft presses axle frock, includes the workstation, and even fixed mounting in workstation bottom has four group's supports, its characterized in that still includes:

the pressing mechanism is fixedly arranged at the top of the workbench and used for pressing the motor shaft;

the positioning mechanism comprises a fixed block and two groups of clamping blocks, the fixed block is fixedly provided with a workbench bottom, one end of the fixed block is provided with a first through hole, a first rotating rod is rotationally installed in the first through hole, the top of the workbench is fixedly provided with two groups of support plates, one end of the two groups of support plates is provided with a second through hole, the two groups of second through holes are internally and rotationally provided with second rotating rods, the outer wall of the first rotating rod is fixedly provided with two groups of first synchronous wheels, the outer ends of the two groups of second rotating rods are fixedly provided with second synchronous wheels, the two groups of second synchronous wheels and the two groups of first synchronous wheels are respectively driven by two groups of belts, the outer walls of the two groups of second rotating rods are respectively provided with external threads, the outer ends of the two groups of clamping blocks are respectively in threaded connection with the two groups of external threads, and the inner ends of the two groups of the clamping blocks are respectively provided with arc grooves.

2. A motor shaft pressing tooling as defined in claim 1, wherein: and a hand wheel is fixedly arranged at one end of the first rotating rod.

3. A motor shaft pressing tooling as defined in claim 2, wherein: an anti-skid sleeve is arranged on the hand wheel.

4. A motor shaft pressing tooling as defined in claim 1, wherein: rubber pads are fixedly arranged in the two groups of arc grooves.

5. A motor shaft pressing tooling as defined in claim 1, wherein: the inner ends of the four groups of brackets are fixedly provided with rib plates, and the tops of the four groups of rib plates are connected with the bottom of the workbench.