Automatic polishing machine for motor armature

Abstract

The invention discloses an automatic motor armature polishing machine, which comprises: a frame assembly; a clamping mechanism is arranged on the frame assembly, the clamping mechanism is used to clamp the motor armature and drive the motor armature to rotate synchronously; a feeding device is arranged on the frame assembly, the feeding device comprises a chuck assembly and a guide assembly, the chuck assembly is used to fix the polishing belt disc and drive the polishing belt disc to rotate, the guide assembly is used to move the polishing belt along a preset path, and the polishing belt is sleeved on the surface of the motor armature; a pulling device is arranged on the frame assembly, and the pulling device is used to pull out the used polishing belt. The problem of low working efficiency of motor armature polishing in the prior art is effectively solved.

Description

Technical Field

[0001] The present invention belongs to the technical field of polishing equipment, and more specifically, the present invention relates to a motor armature

[0002] Automatic polishing machine. Background Art

[0003] Traditional motor armature polishing is done manually with a handheld polishing tape, which has problems such as slow polishing speed, high polishing tape loss, and high product defect rate. Summary of the invention

[0004] The main purpose of the present invention is to provide an automatic polishing machine for motor armatures to solve the problem of low efficiency of polishing work for motor armatures in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides a motor armature automatic polishing machine, which includes: a frame assembly; a clamping mechanism is arranged on the frame assembly, the clamping mechanism is used to clamp the motor armature and drive the motor armature to rotate synchronously; a feeding device is arranged on the frame assembly, the feeding device includes a chuck assembly and a guide assembly, the chuck assembly is used to fix the polishing belt disk and drive the polishing belt disk to rotate, the guide assembly is used to move the polishing belt along a preset path, and the polishing belt is sleeved on the surface of the motor armature; a pulling device is arranged on the frame assembly, and the pulling device is used to pull out the used polishing belt.

[0006] Furthermore, the clamping mechanism includes a first motor and a rotating shaft drivingly connected to the first motor, and a clamping block is arranged at the outer end of the rotating shaft, and the clamping block is used to clamp the shaft of the motor armature.

[0007] Furthermore, the clamping mechanism also includes a rotating rod and a slider threadedly connected to the rotating rod, one end of the rotating rod extends out of the outside of the frame assembly, the slider is clamped on the slide rail, the slide rail is arranged inside the frame assembly, the rotating shaft is arranged on the slider, and moves synchronously with the slider.

[0008] Furthermore, the clamping mechanism also includes a first cylinder, which is arranged on the slider, and the telescopic end of the first cylinder is fixedly connected to the end of the rotating shaft. When the rotating shaft is pulled back by the first cylinder, the clamping block clamps the shaft of the motor armature, and when the rotating shaft is pushed out by the first cylinder, the clamping block releases the motor armature shaft.

[0009] Furthermore, a knob is provided at one end of the rotating rod, and the knob is located outside the frame assembly.

[0010] Furthermore, the chuck assembly includes a second motor and a chuck transmission-connected to the second motor, the chuck is arranged outside the frame assembly, the chuck is used to fix the polishing belt disc, a counterweight block is arranged on one side of the chuck, the counterweight block is slidably connected to the outside of the frame assembly, the counterweight block is located above the polishing belt, a first contact is arranged on the counterweight block, and a second contact is arranged above the counterweight block, and when the first contact is in contact with the second contact, the second motor starts working.

[0011] Furthermore, the chuck includes a first clamping plate and a second clamping plate key-connected to the second motor shaft, a polishing belt disk is placed between the first clamping plate and the second clamping plate, and a fixing bolt is also provided at the end of the second motor shaft, which is used to limit the axial displacement of the first clamping plate and the second clamping plate.

[0012] Furthermore, the guide assembly includes a second cylinder and a slide fixedly connected to the telescopic end of the second cylinder, the slide is slidably connected to the track, a plurality of guide rods are arranged on the outer side of the slide, the second cylinder and the track are arranged inside the frame assembly, and a portion of the slide extends outside the frame assembly.

[0013] Furthermore, an air blowing device is also provided on the slide plate, and the air blowing device is used to blow away impurities on the surface of the motor armature.

[0014] Furthermore, the material pulling device includes a third motor and a gear set transmission-connected to the third motor, the gear set includes a driving gear and a driven gear, the driving gear is fixed on the shaft of the third motor, the driven gear is meshed with the driving gear and is located below the driving gear, and the driven gear is rotationally connected to the outside of the frame assembly.

[0015] By applying the technical solution of the present invention, a polishing belt is arranged on a chuck assembly, and one end of the polishing belt is connected to a pulling device through a guide assembly. The guide assembly presses the polishing belt against the surface of a motor armature. When the pulling device is working, the polishing belt is slowly pulled. At the same time, the clamping device drives the motor armature to rotate at a high speed. Sliding friction is achieved between the motor armature and the polishing belt, thereby achieving the purpose of polishing the surface of the motor armature. The present invention is simple to operate, realizes the improvement of the degree of automation of polishing the motor armature, greatly improves the working efficiency, and effectively solves the problem of low working efficiency of polishing the motor armature in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0017] Figure 1 A schematic structural diagram of an embodiment of a motor armature automatic polishing machine according to the present invention is shown;

[0018] Figure 2 A schematic structural diagram of a clamping mechanism is shown;

[0019] Figure 3 A schematic structural diagram of the guide assembly is shown. DETAILED DESCRIPTION

[0020] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0021] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0022] In the present invention, unless otherwise specified, the directional words used, such as "up, down, top, bottom", usually refer to the directions shown in the drawings, or to the vertical, perpendicular or gravity direction themselves; similarly, for ease of understanding and description, "inside and outside" are relative to the inside and outside of the outline of each component itself, but the above-mentioned directional words are not used to limit the present invention.

[0023] In order to solve the problem of low efficiency in polishing of motor armatures in the prior art, the present invention provides an automatic polishing machine for motor armatures.

[0024] like Figure 1 As shown, the motor armature automatic polishing machine includes a frame assembly 1, a clamping mechanism 7, a feeding device 11 and a pulling device 6. The clamping mechanism 7 is arranged on the frame assembly 1, and the clamping mechanism 1 is used to clamp the motor armature and drive the motor armature to rotate synchronously; the feeding device 11 is arranged on the frame assembly 1, and the feeding device 11 includes a chuck assembly 2 and a guide assembly 5, and the chuck assembly 2 is used to fix the polishing belt disk and drive the polishing belt disk to rotate, and the guide assembly 5 is used to move the polishing belt along a preset path and sleeve the polishing belt on the surface of the motor armature; the pulling device 6 is arranged on the frame assembly 1, and the pulling device 6 is used to pull out the used polishing belt.

[0025] The technical solution of this embodiment is applied, by setting the polishing belt on the chuck assembly 2, and connecting one end of the polishing belt to the pulling device 6 through the guide assembly 5, the guide assembly 5 will make the polishing belt close to the surface of the motor armature, when the pulling device 6 is working, the polishing belt will be slowly pulled, and at the same time, the clamping mechanism 7 drives the motor armature to rotate at high speed, and sliding friction is achieved between the motor armature and the polishing belt, so as to achieve the purpose of polishing the surface of the motor armature. The present invention is simple to operate, realizes the improvement of the degree of automation of the polishing of the motor armature, greatly improves the work efficiency, and effectively solves the problem of low work efficiency of motor armature polishing in the prior art.

[0026] like Figure 2 As shown, in this embodiment, the clamping mechanism 7 is arranged at the lower part of the frame assembly 1, the guide assembly 5 is arranged on the side of the clamping mechanism 7, the pulling device 6 is arranged below the guide assembly 5, and the chuck assembly 2 is arranged at the upper part of the frame assembly 1 and is located above the guide assembly 5.

[0027] In this embodiment, the clamping mechanism 7 includes a first motor and a rotating shaft 7.3 connected to the first motor in a transmission manner. A clamping block 7.1 is provided at the outer end of the rotating shaft 7.3. The clamping block 7.1 is used to clamp the shaft of the motor armature. The clamping block 7.1 is connected to the rotating shaft 7.3 by screws. One end of the rotating shaft 7.3 passes through a round hole on a limit plate 7.2. The limit plate 7.2 is fixed to the side plate of the frame assembly 1. The other end of the rotating shaft 7.3 is fixed to a first fixed plate 7.4. The transmission wheel 7.5 is fixed to the first fixed plate 7.4. The first fixed plate 7.4 is fixed to On the second fixed plate 7.10 and the slider 7.9, the second fixed plate 7.10 is provided with screw holes for fixing the limit plate 7.6 and the third fixed plate 7.7, the third fixed plate 7.7 is fixed with a cylinder 7.8, the lower end of which is fixed with a rotating rod 7.11 for adjusting the front and rear, the tail of the rotating rod 7.11 is fixed with a screw to fix the knob 7.12, the rotating rod 7.11 is threadedly connected with the slider 7.9, the left end of the rotating rod 7.11 extends out of the outside of the frame assembly 1, the slider 7.9 is clamped on the slide rail 7.13, and the slide rail 7.13 is arranged inside the frame assembly 1.

[0028] In this embodiment, the clamping mechanism 7 also includes a first cylinder 7.8, which is arranged on a slider 7.9. The telescopic end of the first cylinder 7.8 is fixedly connected to the end of the rotating shaft 7.3. When the rotating shaft 7.3 is pulled back by the first cylinder 7.8, the clamping block 7.1 clamps the shaft of the motor armature. When the rotating shaft 7.3 is pushed out by the first cylinder 7.8, the clamping block 7.1 releases the motor armature shaft.

[0029] In this embodiment, a knob 7.12 is provided at the left end of the rotating rod 7.11, and the knob 7.12 is located outside the frame assembly 1.

[0030] like Figure 1 and Figure 3 As shown, the chuck assembly 2 includes a second motor and a chuck drivingly connected to the second motor, the chuck is arranged outside the frame assembly 1, the chuck is used to fix the polishing belt disc, a counterweight block 4 is arranged on one side of the chuck, the counterweight block 4 is slidably connected to the outside of the frame assembly 1, the counterweight block 4 is located above the polishing belt, a first contact 12 is arranged on the counterweight block 4, and a second contact 3 is arranged above the counterweight block 4, when the first contact 12 contacts the second contact 3, the second motor starts to work.

[0031] In this embodiment, the chuck includes a first clamping plate 21 and a second clamping plate 22 which are key-connected to the second motor shaft, a polishing belt disk is placed between the first clamping plate 21 and the second clamping plate 22, and a fixing bolt 23 is also provided at the end of the second motor shaft, and the fixing bolt 23 is used to limit the axial displacement of the first clamping plate 21 and the second clamping plate 22.

[0032] In this embodiment, the guide assembly 5 includes a second cylinder 5.6 and a slide plate 5.3 fixedly connected to the telescopic end of the second cylinder 5.6, the slide plate 5.3 is slidably connected to the track 5.4, a plurality of guide rods 5.2 are arranged on the outer side of the slide plate 5.3, the second cylinder 5.6 and the track 5.4 are arranged inside the frame assembly 1, a part of the slide plate 5.3 extends out of the frame assembly 1, and a blowing device 5.1 is also arranged on the slide plate 5.3, and the blowing device 5.1 is used to blow away impurities on the surface of the motor armature.

[0033] In this embodiment, the pulling device 6 includes a third motor and a gear group transmission connected to the third motor, the gear group includes a driving gear 61 and a driven gear 62, the driving gear 61 is fixed on the shaft of the third motor, the driven gear 62 is meshed with the driving gear 61 and is located below the driving gear 61, and the driven gear 62 is rotatably connected to the outside of the frame assembly 1.

[0034] When in use, clamp the motor armature on the clamping mechanism, install the polishing belt in the chuck assembly, and pass one end of the polishing belt around the guide assembly, and finally clamp it in the pulling device, control the movement of the guide assembly to make the polishing belt close to the surface of the motor armature, then start the switch, the pulling device rotates, and slowly pulls out the polishing belt. As the polishing belt is pulled out, the polishing belt will be tensioned, lifting the counterweight block upward. When the contact switch on the counterweight block is connected, the second motor works, and the chuck starts to rotate to feed. As the chuck continues to feed, the counterweight block falls, and the second motor stops working, and so on. The counterweight block constantly moves up and down, and the second motor is periodically connected and disconnected, which can ensure that the polishing belt is always in close contact with the surface of the motor armature, further ensuring the friction between the two, so that the polishing work can proceed smoothly.

[0035] From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects: effectively solving the problem of low efficiency of motor armature polishing in the prior art.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A motor armature automatic polishing machine, characterized in that: include: Rack components; A clamping mechanism, arranged on the frame assembly, for clamping the motor armature and driving the motor armature to rotate synchronously; A feeding device is arranged on the frame assembly, the feeding device comprises a chuck assembly and a guide assembly, the chuck assembly is used to fix the polishing belt disc and drive the polishing belt disc to rotate, the guide assembly is used to move the polishing belt along a preset path and sleeve the polishing belt on the surface of the motor armature; A material pulling device, arranged on the frame assembly, and used for pulling out the used polishing belt; The chuck assembly includes a second motor and a chuck drivingly connected to the second motor, the chuck is arranged outside the frame assembly, the chuck is used to fix the polishing belt disk, a counterweight block is arranged on one side of the chuck, the counterweight block is slidably connected to the side of the frame assembly, the counterweight block is located above the polishing belt, a first contact is arranged on the counterweight block, and a second contact is arranged above the counterweight block, when the first contact is in contact with the second contact, the second motor starts to work; The material pulling device includes a third motor and a gear set drivingly connected to the third motor, the gear set includes a driving gear and a driven gear, the driving gear is fixed on the shaft of the third motor, the driven gear is meshed with the driving gear and is located below the driving gear, and the driven gear is rotatably connected to the outside of the frame assembly; The pulling device slowly pulls out the polishing belt. As the polishing belt is pulled out, the polishing belt will be tightened, lifting the counterweight block upward. When the contact switch on the counterweight block is connected, the second motor works, and the chuck starts to rotate and feed. As the chuck continues to feed, the counterweight block falls and the second motor stops working.

2. The motor armature automatic polishing machine according to claim 1, characterized in that: The clamping mechanism comprises a first motor and a rotating shaft drivingly connected to the first motor. A clamping block is arranged at the outer end of the rotating shaft, and the clamping block is used to clamp the shaft of the motor armature.

3. The motor armature automatic polishing machine according to claim 2, characterized in that: The clamping mechanism also includes a rotating rod and a slider threadedly connected to the rotating rod, one end of the rotating rod extends out of the outside of the frame assembly, the slider is clamped on a slide rail, the slide rail is arranged inside the frame assembly, and the rotating shaft is arranged on the slider and moves synchronously with the slider.

4. The motor armature automatic polishing machine according to claim 3, characterized in that: The clamping mechanism also includes a first cylinder, which is arranged on the slider, and the telescopic end of the first cylinder is fixedly connected to the end of the rotating shaft. When the rotating shaft is pulled back by the first cylinder, the clamping block clamps the shaft of the motor armature, and when the rotating shaft is pushed out by the first cylinder, the clamping block releases the motor armature shaft.

5. The motor armature automatic polishing machine according to claim 3, characterized in that: A knob is arranged at one end of the rotating rod, and the knob is located outside the frame assembly.

6. The motor armature automatic polishing machine according to claim 5, characterized in that: The chuck includes a first clamping plate and a second clamping plate key-connected to the second motor shaft, the polishing belt disk is placed between the first clamping plate and the second clamping plate, and a fixing bolt is also provided at the end of the second motor shaft, and the fixing bolt is used to limit the axial displacement of the first clamping plate and the second clamping plate.

7. The motor armature automatic polishing machine according to claim 1, characterized in that: The guide assembly includes a second cylinder and a slide plate fixedly connected to the telescopic end of the second cylinder, the slide plate is slidably connected to the track, a plurality of guide rods are arranged on the outer side of the slide plate, the second cylinder and the track are arranged inside the frame assembly, and a part of the slide plate extends out of the frame assembly.

8. The motor armature automatic polishing machine according to claim 6, characterized in that: The slide plate is also provided with an air blowing device, which is used to blow away impurities on the surface of the motor armature.

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