Portable electric bearing withdrawal device
The portable electric bearing ejector uses a servo motor and cylinder to automatically clamp and remove bearings, solving the problem of time-consuming and labor-intensive manual operation in the existing technology, and improving work efficiency and adaptability.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-28
- Publication Date
- 2026-03-31
AI Technical Summary
The existing bearing ejector requires manual operation by workers, which is time-consuming, labor-intensive, and inefficient.
A portable electric bearing ejector is used, which uses a servo motor to drive a V-shaped positioning block to clamp the bearing and then automatically pulls out the bearing by synchronously retracting the cylinder piston rod, thus achieving automatic ejection.
It improves portability and work efficiency, saves time and effort, and has stronger adaptability.
Smart Images
Figure CN224059138U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to bearing dismounting tool technical field especially portable bearing electric demounting device. BACKGROUND
[0002] The bearing needs to be dismounted from the mechanical equipment, and a special bearing demounting device is needed to quickly dismount the bearing from the mechanical equipment. However, the existing bearing demounting device needs to be manually operated to clamp the bearing and manually pull out the bearing, which is very troublesome, time-consuming and laborious, and the work efficiency is relatively low. SUMMARY
[0003] The utility model discloses portable bearing electric demounting device that exists in prior art has solved the shortcoming.
[0004] In order to achieve the above object, the utility model adopts the following technical scheme:
[0005] Portable bearing electric demounting device, including guide rail frame and link frame, the guide rail frame and link frame are commonly equipped with bearing electric demounting assembly between, and bearing electric demounting assembly includes servo motor, two -way screw rod, two centering blocks of symmetry screwing on two opposite screw thread ends of two -way screw rod, two guide seats of sequentially welding on the bottom outer wall of two centering blocks, two V type positioning blocks and two air cylinders of symmetry fixed mounting on the outer wall of link frame rear edge.
[0006] Preferably, the top outer wall of the guide rail frame is sequentially fixedly installed with two bearing seats, the two-way screw rod is rotatably installed between the two bearing seats, and the output shaft of the servo motor is coaxially fixedly connected with one end of the two-way screw rod through a shaft coupling.
[0007] Preferably, the two guide seats are slidably connected with the guide rail frame, and a U-shaped handle is welded on the rear outer wall of the link frame.
[0008] Preferably, the top outer wall of each of the two V-shaped positioning blocks is welded with an iron plug, the bottom of each of the two guide seats is provided with a slot, and the two iron plugs are respectively inserted into the two slots.
[0009] Preferably, the rear inner wall of each of the two slots is fixedly connected with a permanent magnet, and the two iron plugs are respectively fixedly attracted to the two permanent magnets.
[0010] Preferably, the piston rods of the two air cylinders penetrate through the link frame, and the piston rods of the two air cylinders are fixedly connected to the rear outer wall of the guide rail frame.
[0011] The utility model discloses the beneficial effects are:
[0012] The utility model discloses a drive of servo motor is come to control two V type positioning blocks and is in the middle and is close to the gathering can the bearing of different specifications is clamped and fixed, subsequently through the piston rod synchronous contraction of two air cylinders to pull out the bearing to the rear and complete the operation of automatic unloading, like this, improve the portability of operation, and it is time -saving and labour -saving to operate, improve work efficiency, and the adaptability is stronger. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is the whole front view's three-dimensional structure schematic diagram of the utility model;
[0014] Figure 2 It is the whole rear view's three-dimensional structure schematic diagram of the utility model;
[0015] Figure 3 It is the plane structure schematic diagram of the utility model's partial rear view;
[0016] Figure 4 It is the front view three-dimensional enlarged structure schematic diagram of the utility model in V type positioning block and guide seat separation state;
[0017] Figure 5 It is the guide seat bottom view's three-dimensional enlarged structure schematic diagram of the utility model.
[0018] In the drawing: 1, guide rail frame;2, link frame;3, servo motor;4, two-way screw;5, centering block;6, guide seat;7, V type positioning block;8, air cylinder;9, bearing seat;10, shaft coupling;11, U type handle;12, iron insert;13, insert groove;14, permanent magnet. DETAILED DESCRIPTION
[0019] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0020] EMBODIMENT
[0021] REFERENCE Figures 1-5 The portable bearing electric unloading device includes guide rail frame 1 and link frame 2, bearing electric unloading assembly is arranged between guide rail frame 1 and link frame 2, U type handle 11 is welded on the rear outer wall of link frame 2, and the bearing electric unloading assembly includes:
[0022] Servo motor 3 and two-way screw 4, servo motor 3 is fixedly installed on the top outer wall of guide rail frame 1, two bearing seats 9 are sequentially fixedly installed on the top outer wall of guide rail frame 1, two-way screw 4 is rotatably installed between the two bearing seats 9, and the output shaft of servo motor 3 is coaxially fixedly connected with one end of two-way screw 4 through shaft coupling 10;
[0023] Two centering blocks 5, two guide seats 6, the two centering blocks 5 are symmetrically screwed on the two opposite threaded ends of the bidirectional screw rod 4, the two guide seats 6 are sequentially welded on the bottom outer walls of the two centering blocks 5, and the two guide seats 6 are slidably connected with the guide rail frame 1;
[0024] Two V-shaped positioning blocks 7, the top outer walls of the two V-shaped positioning blocks 7 are welded with iron inserts 12, the bottoms of the two guide seats 6 are provided with insertion grooves 13, the two iron inserts 12 are respectively inserted into the two insertion grooves 13, the rear inner walls of the two insertion grooves 13 are fixedly connected with permanent magnets 14, and the two iron inserts 12 are fixedly attracted to the two permanent magnets 14.
[0025] When the V-shaped positioning blocks 7 are installed, the iron inserts 12 are inserted into the insertion grooves 13 and are attracted to the permanent magnets 14, so that the V-shaped positioning blocks 7 can be fixed to the bottoms of the guide seats 6, and when the V-shaped positioning blocks 7 are disassembled, the V-shaped positioning blocks 7 can be disassembled by being pulled out, so that the two V-shaped positioning blocks 7 that are seriously worn can be regularly replaced, so that the clamping force of the bearing can be ensured.
[0026] Two air cylinders 8, the two air cylinders 8 are symmetrically fixedly installed on the rear outer walls of the linking frames 2, the piston rods of the two air cylinders 8 penetrate through the linking frames 2, and the piston rods of the two air cylinders 8 are fixedly connected to the rear outer walls of the guide rail frames 1.
[0027] The working principle of the embodiment is as follows: first, a worker holds the U-shaped handle 11 to stably hold the whole electric pusher and puller, then the bidirectional screw rod 4 is controlled to rotate by the servo motor 3, the two centering blocks 5 that are threadedly connected with the bidirectional screw rod 4 drive the two guide seats 6 to be centered and close to each other, then the two guide seats 6 drive the two V-shaped positioning blocks 7 to be centered and close to each other, so that bearings of different specifications can be clamped and fixed, finally, the piston rods of the two air cylinders 8 are synchronously retracted to pull out the bearings rearward, so that the automatic dismounting operation is completed.
[0028] The above merely describes a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, and all of them should be covered in the protection scope of the utility model.
Claims
1. Portable bearing electric unmounting device comprising a guide rail frame (1) and a coupling frame (2), characterized in that, The guide rail frame (1) and the connecting frame (2) are provided with a bearing electric dismounting assembly, and the bearing electric dismounting assembly comprises a servo motor (3) fixedly installed on the top outer wall of the guide rail frame (1), a bidirectional screw rod (4), two centering blocks (5) symmetrically screwed on two opposite threaded ends of the bidirectional screw rod (4), two guide seats (6) welded on the bottom outer walls of the two centering blocks (5) in sequence, two V-shaped positioning blocks (7) and two air cylinders (8) fixedly installed on the rear outer walls of the connecting frame (2) in a symmetrical manner.
2. The portable bearing electric de-mounter of claim 1, wherein, The top outer wall of the guide rail frame (1) is fixedly installed with two bearing seats (9) in sequence, the bidirectional screw rod (4) is rotatably installed between the two bearing seats (9), and the output shaft of the servo motor (3) is coaxially and fixedly connected with one end of the bidirectional screw rod (4) through a shaft coupling (10).
3. The portable bearing electric de-mounter of claim 1, wherein, The two guide seats (6) are slidably connected with the guide rail frame (1), and the rear outer wall of the connecting frame (2) is welded with a U-shaped handle (11).
4. The portable bearing electric de-mounter of claim 1, wherein, The top outer walls of the two V-shaped positioning blocks (7) are welded with iron inserts (12), the bottoms of the two guide seats (6) are provided with insertion grooves (13), and the two iron inserts (12) are respectively inserted into the two insertion grooves (13).
5. The portable bearing electric de-mounter of claim 4, wherein, The rear inner walls of the two insertion grooves (13) are fixedly connected with permanent magnets (14), and the two iron inserts (12) are respectively fixedly attracted to the two permanent magnets (14).
6. The portable bearing electric de-mounter of claim 1, wherein, The piston rods of the two air cylinders (8) penetrate through the connecting frame (2), and the piston rods of the two air cylinders (8) are fixedly connected to the rear outer wall of the guide rail frame (1).