Carbon brush assembling mechanism capable of automatically replacing carbon brush

Abstract

The utility model relates to the technical field of carbon brush mounting equipment, in particular to a carbon brush assembling mechanism capable of automatically replacing a carbon brush. The carbon brush assembling mechanism capable of automatically replacing the carbon brush comprises a working table, wherein a hydraulic cylinder is fixedly mounted in the middle of the working table; the loading plate is fixedly installed at the telescopic end of the hydraulic cylinder, and a clamping assembly used for fixing a motor is installed on the loading plate; the two positioning frames are installed on the workbench, positioning grooves are formed in the top ends of the positioning frames, rotating air cylinders are installed at the ends, away from the loading plate, of the positioning frames, connecting plates are fixedly installed at the output ends of the rotating air cylinders, and vacuum pumps are fixedly installed in the middles of the top ends of the connecting plates; the cover dismounting assembly used for dismounting the carbon brush protective cover is mounted on the connecting plate; the dismounting and replacing assembly used for dismounting and replacing the carbon brush is installed on the connecting plate. The carbon brush assembling mechanism capable of automatically replacing the carbon brush has the advantages of being time-saving and labor-saving in disassembly and assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbon brush installation equipment technical field especially relates to a carbon brush assembly mechanism of carbon brush can be automatically replaced. BACKGROUND

[0002] Carbon brush its function mainly is to metal friction while conducting electricity, it is not like metal friction conducting electricity as metal to metal, friction force can increase, the place that can possibly sinter together at the same time, and carbon brush will not, because carbon and metal are two different elements. Its use mostly all use in motor, shape is various, there are square and round etc. Carbon brush is applicable to various motor, generator, axle machine. Have good commutation performance, long service life. Carbon brush is used for motor commutator or slip ring, as the sliding contact body of export import current, its conducting electricity, heat conduction and lubrication performance are good, and have certain mechanical strength and commutation spark's instinct. Almost all motors use carbon brush, it is the important component of motor. It is widely used in various alternating current generator, synchronous motor, battery direct current motor, crane motor collector ring, various electric welding machines and the like.

[0003] Among them, the carbon brush of the motor is easy to wear when running at high speed, and needs to be disassembled and repaired regularly. The carbon brush of the motor is usually installed on the bottom of the motor on both sides, and is screwed in the motor shell by a gland. When overhauling, the existing ones are mostly manually unscrewed from the bottom of the motor on both sides, and then the carbon brush is taken out from the electrode slot, and then replaced. Such disassembly and replacement have low efficiency by manual disassembly and assembly.

[0004] Therefore, it is necessary to provide a new carbon brush assembly mechanism capable of automatically replacing carbon brush to solve the above technical problems. INVENTION CONTENTS

[0005] To solve the above technical problems, the utility model provides a carbon brush assembly mechanism capable of automatically replacing carbon brush which is time and labor saving during disassembly and assembly.

[0006] The carbon brush assembly mechanism capable of automatically replacing carbon brush provided by the utility model comprises a workbench, a hydraulic cylinder is fixedly installed in the middle of the workbench;

[0007] A loading plate is fixedly installed on the telescopic end of the hydraulic cylinder, and a clamping assembly for fixing the motor is installed on the loading plate;

[0008] Two positioning frames are arranged, the two positioning frames are installed on the workbench and symmetrically distributed based on the middle part of the loading plate, a positioning groove is formed in the top end of the positioning frame, a rotary air cylinder is installed at the end of the positioning frame away from the loading plate, a connecting plate is fixedly installed at the output end of the rotary air cylinder, and a vacuum pump is fixedly installed at the top end middle part of the connecting plate.

[0009] The unloading assembly for the carbon brush protective cover is mounted on the connecting plate, and the unloading assembly comprises a support plate I, the support plate I is fixedly mounted on the connecting plate, and a motor-driven rod I is mounted on the support plate I, and a telescopic end of the motor-driven rod I is provided with a dismounting piece.

[0010] The dismounting and replacing assembly for the carbon brush is mounted on the connecting plate, and the dismounting and replacing assembly comprises a support plate II, the support plate II is fixedly mounted on the connecting plate, and a motor-driven rod II is fixedly mounted on the support plate II, and a telescopic end of the motor-driven rod II is fixedly provided with a clamping plate, and a vacuum chuck I is mounted on the clamping plate, and one end of the vacuum chuck I is communicated with a vacuum pump through a pipe.

[0011] Preferably, the clamping assembly comprises a bidirectional threaded rod, the bidirectional threaded rod is rotatably mounted in a mounting groove of the loading plate, and a vertical plate is symmetrically and threadedly mounted on the bidirectional threaded rod, a clamping jaw is fixedly mounted on an inner wall of the vertical plate, and a bottom end of the vertical plate is slidably matched with the mounting groove of the loading plate.

[0012] Preferably, hand wheels are fixedly mounted at two ends of the bidirectional threaded rod, and anti-skid lines are formed in outer side walls of the hand wheels.

[0013] Preferably, the support plate I and the support plate II are vertically distributed at an angle of 90 degrees.

[0014] Preferably, the dismounting piece comprises an adapter frame, a chuck is rotatably mounted on the adapter frame, a plurality of hydraulic rods are uniformly mounted on the chuck, clamping rods are fixedly mounted at telescopic ends of the plurality of hydraulic rods, a large gear wheel is fixedly mounted on one side of the chuck, a servo motor is fixedly mounted on the adapter frame, a small gear wheel is fixedly mounted at an output end of the servo motor, and the small gear wheel is engaged with the large gear wheel.

[0015] Preferably, a vacuum chuck II is embedded in a middle portion of the adapter frame, and one end of the vacuum chuck II is communicated with the vacuum pump through a pipe.

[0016] Preferably, the plurality of hydraulic rods are circumferentially distributed based on an axis of the chuck.

[0017] Preferably, an electric push rod is fixedly mounted at a bottom end of the clamping plate, and an auxiliary supporting rod is fixedly mounted at a telescopic end of the electric push rod.

[0018] Compared with the related art, the carbon brush assembling mechanism capable of automatically replacing carbon brushes has the following beneficial effects:

[0019] 1. The utility model provides a carbon brush assembly mechanism of automatic replacement carbon brush, through setting up clamping subassembly on the loading plate, it is convenient for fixing motor, and the positioning groove on the positioning frame is used to the carbon brush installation part of motor positioning, it is convenient for automatic replacement carbon brush in later period,

[0020] 2. Through setting up unloading cover subassembly and dismantling and replacement subassembly on the connecting plate of rotary air cylinder, it is convenient for automatic completion carbon brush's installation and replacement, greatly improves the dismounting replacement efficiency of carbon brush. ACCURACY OF DRAWINGS

[0021] Figure 1 The structure schematic drawing of a preferred embodiment of the carbon brush assembly mechanism of automatic replacement carbon brush provided by the utility model,

[0022] Figure 2 The structure schematic drawing of another view of the carbon brush assembly mechanism of automatic replacement carbon brush provided by the utility model,

[0023] Figure 3 The structure schematic drawing of clamping subassembly provided by the utility model,

[0024] Figure 4 The structure schematic drawing of the positioning frame of the utility model is provided with rotary air cylinder.

[0025] Mark number in drawing: 1, workstation, 11, hydraulic cylinder, 2, loading plate, 3, clamping subassembly, 31, two-way threaded rod, 32, hand wheel, 33, vertical board, 34, clamping jaw, 4, positioning frame, 401, positioning groove, 5, rotary air cylinder, 51, connecting plate, 6, unloading cover subassembly, 61, support plate one, 62, electric rod one, 63, dismantling piece, 631, adapter frame, 632, vacuum chuck two, 633, chuck, 634, hydraulic rod, 635, clamping rod, 636, large gear, 637, servo motor, 638, small gear, 7, dismantling and replacement subassembly, 71, support plate two, 72, electric rod two, 73, clamping plate, 74, vacuum chuck one, 75, electric push rod, 76, auxiliary support rod, 8, vacuum pump. DETAILED DESCRIPTION

[0026] In order to make the utility model's purpose, technical scheme and advantage more clearly, following combining with the embodiment, the utility model is further detailedly explained.Should understand, the specific embodiment described here is only used to explain the utility model, and is not used to limit the utility model.

[0027] The specific implementation of the utility model is described in detail in the following combining with specific embodiment.

[0028] Please refer to Figures 1 to 4The carbon brush assembly mechanism capable of automatically replacing carbon brushes provided by the embodiment of the utility model can automatically replace carbon brushes.

[0029] The workbench 1 is fixedly installed with a hydraulic cylinder 11 in the middle part.

[0030] The loading plate 2 is fixedly installed on the telescopic end of the hydraulic cylinder 11, and the loading plate 2 is installed with a clamping assembly 3 for fixing a motor.

[0031] The positioning frame 4 is provided with two groups, the two groups of positioning frames 4 are installed on the workbench 1 and symmetrically distributed based on the middle part of the loading plate 2, and the top end of the positioning frame 4 is provided with a positioning groove 401, one end of the positioning frame 4 away from the loading plate 2 is installed with a rotary air cylinder 5, the output end of the rotary air cylinder 5 is fixedly installed with a connecting plate 51, and the top end middle part of the connecting plate 51 is fixedly installed with a vacuum pump 8.

[0032] The unloading assembly 6 is installed on the connecting plate 51, and the unloading assembly 6 is used for disassembling the carbon brush protective cover, the unloading assembly 6 comprises a support plate one 61, the support plate one 61 is fixedly installed on the connecting plate 51, and the support plate one 61 is installed with an electric rod one 62, and the telescopic end of the electric rod one 62 is installed with a disassembling piece 63.

[0033] The disassembling and replacing assembly 7 is installed on the connecting plate 51, and the disassembling and replacing assembly 7 is used for disassembling and replacing the carbon brush, and the disassembling and replacing assembly 7 comprises a support plate two 71, the support plate two 71 is fixedly installed on the connecting plate 51, and the support plate two 71 is fixedly installed with an electric rod two 72, the telescopic end of the electric rod two 72 is fixedly installed with a clamping plate 73, the clamping plate 73 is installed with a vacuum chuck one 74, and one end of the vacuum chuck one 74 is communicated with the vacuum pump 8 through a conduit.

[0034] The support plate one 61 and the support plate two 71 are perpendicular and distributed at 90 degrees.

[0035] Need to explain: use, the motor is placed on the loading plate 2, then the carbon brush installation position of the two sides of the bottom end of the motor is positioned through the positioning groove 401 of the positioning frame 4, then the motor is fixed using the clamping assembly 3, after fixing, when installing the carbon brush, the carbon brush is adsorbed and taken using the vacuum chuck one 74 of the dismounting assembly 7, then the support plate two 71 is driven to rotate to the one side of the carbon brush installation position by driving the rotary cylinder 5, then the mixed vacuum chuck one 74 of the clamping plate 73 is driven to extend by controlling the electric lever two 72, until the carbon brush is inserted into the carbon brush groove, then the adsorption of the vacuum chuck one 74 is controlled, the electric lever two 72 is controlled to retract and reset, then the gland is clamped using the dismounting piece 63, and dismounting is carried out, then the support plate one 61 is reversed towards the one side of the carbon brush installation position by controlling the rotary cylinder 5, then the gland is pressed on the motor by controlling the electric lever one 62 to drive the dismounting piece 63, and installation is completed, when the carbon brush needs to be replaced, the gland is automatically taken down using the dismounting piece 63, then the old carbon brush is taken out and dismounted using the vacuum chuck one 74 of the dismounting assembly 7, then the new carbon brush is clamped and taken to be automatically installed, and the whole dismounting is very convenient.

[0036] In the embodiment of the utility model, please refer to Figures 1 to 4 , the clamping assembly 3 includes the two-way threaded rod 31, the two-way threaded rod 31 is rotatably installed in the installation groove of the loading plate 2, and the vertical plate 33 is symmetrically screwed on the two-way threaded rod 31, the inner wall of the vertical plate 33 is fixedly installed with the clamping jaw 34, and the bottom end of the vertical plate 33 is in sliding fit with the installation groove of the loading plate 2.

[0037] Among them, the hand wheel 32 is fixedly installed at both ends of the two-way threaded rod 31, and the anti-skid lines are formed on the outer side wall of the hand wheel 32.

[0038] Need to explain: when the clamping assembly 3 is used, after the motor is positioned and placed on the loading plate 2 using the positioning groove 401, the hand wheel 32 is screwed to drive the two-way threaded rod 31 to rotate, so that the two vertical plates 33 are driven to slide towards each other along the installation groove of the loading plate 2, until the motor is clamped and fixed on the loading plate 2 using the clamping jaw 34, and clamping is completed.

[0039] And in the embodiment: in order to realize full-automatic clamping, a driving motor for driving the two-way threaded rod 31 to rotate can be installed on one side of the loading plate 2, which is convenient for automatic clamping.

[0040] In the embodiment of the utility model, please refer to Figures 1 to 4The dismounting piece 63 comprises an adapter frame 631, a chuck 633 is rotatably installed on the adapter frame 631, a plurality of hydraulic rods 634 are uniformly installed on the chuck 633, a clamping rod 635 is fixedly installed at the extension end of the plurality of hydraulic rods 634, a large gear 636 is fixedly installed on one side of the chuck 633, a servo motor 637 is fixedly installed on the adapter frame 631, a small gear 638 is fixedly installed at the output end of the servo motor 637, and the small gear 638 is engaged with the large gear 636.

[0041] The plurality of hydraulic rods 634 are circumferentially distributed based on the shaft of the chuck 633.

[0042] It should be noted that, when the dismounting piece 63 is used, the electric rod one 62 drives the chuck 633 to be close to the gland installed on the motor, then the hydraulic rod 634 is started to drive the clamping rod 635 to be clamped on the outer edge of the gland, after complete clamping, the servo motor 637 is started, the servo motor 637 drives the chuck 633 to rotate through the engagement of the small gear 638 and the large gear 636, until the gland is unscrewed from the electrode, when installation is needed, the servo motor 637 is controlled to reverse, and after installation, the hydraulic rod 634 is controlled to reset.

[0043] In the embodiment, the middle part of the adapter frame 631 is embedded with a vacuum chuck two 632, one end of the vacuum chuck two 632 is communicated with the vacuum pump 8 through a conduit, so that after the gland is unscrewed, the vacuum chuck two 632 can be used for sucking, and the new gland can be conveniently replaced and installed in the later period.

[0044] In the embodiment of the utility model, please refer to Figures 1 to 4 The bottom end of the clamping plate 73 is fixedly installed with an electric push rod 75, and the extension end of the electric push rod 75 is fixedly installed with an auxiliary supporting rod 76.

[0045] It should be noted that, when the vacuum chuck one 74 is used for sucking the carbon brush, since the spring is arranged between the carbon brush head and the installation disc, in order to enable the carbon brush head to be stably inserted into the carbon brush groove, the electric push rod 75 can be controlled to drive the auxiliary supporting rod 76 to extend until the auxiliary supporting rod 76 contacts the carbon brush head to support the carbon brush head, so that the spring is prevented from being bent downward to cause inaccurate positioning and affect the insertion of the carbon brush into the carbon brush groove, after insertion, the electric push rod 75 can be controlled to shrink, so that the positioning precision of the carbon brush installation can be improved, and the installation efficiency can be improved.

[0046] The working principle of the carbon brush assembling mechanism capable of automatically replacing a carbon brush provided by the utility model is as follows:

[0047] In use, the motor is placed on the loading plate 2, then the carbon brush mounting positions on both sides of the bottom end of the motor are positioned through the positioning grooves 401 of the positioning frame 4, then the motor is fixed by the clamping assembly 3, after being fixed, when the carbon brush is installed, the carbon brush is adsorbed and taken by the vacuum chuck one 74 of the dismounting assembly 7, then the support plate two 71 is driven to rotate to one side of the carbon brush mounting position of the motor by the driving rotary cylinder 5, then the clamping plate 73 mixed with the vacuum chuck one 74 is driven to extend out by controlling the electric rod two 72, until the carbon brush is inserted into the carbon brush groove, then the adsorption of the vacuum chuck one 74 is controlled, the electric rod two 72 is controlled to retract and reset, then the dismounting piece 63 is used to clamp the gland and dismount, then the support plate one 61 is reversed by controlling the rotary cylinder 5, and the support plate one 61 faces one side of the carbon brush mounting position, then the electric rod one 62 is controlled to drive the dismounting piece 63 to press the gland on the motor, and the installation is completed, when the carbon brush needs to be replaced, the gland is automatically taken down by the dismounting piece 63, then the old carbon brush is taken out and dismounted by the vacuum chuck one 74 of the dismounting assembly 7, then the new carbon brush is clamped and taken to be automatically installed, and the whole dismounting is very convenient.

[0048] In use, the electric rod one 62 drives the clamping disc 633 to be close to the gland mounted on the motor, then the hydraulic rod 634 is started to drive the clamping rod 635 to be clamped on the outer edge of the gland, after complete clamping, the servo motor 637 is started, the servo motor 637 drives the clamping disc 633 to rotate through the meshing of the pinion 638 and the gear wheel 636, until the gland is unscrewed from the electrode, when installation is needed, the servo motor 637 is controlled to reverse, and after installation, the hydraulic rod 634 is controlled to reset.

[0049] The circuit and the control involved in the utility model are prior art, and too much repetition is not performed herein.

[0050] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and equivalent structures or equivalent process transformations by using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields are also included in the patent protection range of the utility model.

Claims

1. An automatic replaceable carbon brush assembly mechanism, comprising: a workbench (1), a hydraulic cylinder (11) is fixedly installed in the middle of the workbench (1); characterized in that it further comprises: a loading plate (2) fixedly installed on the telescopic end of the hydraulic cylinder (11), and a clamping assembly (3) for fixing the motor is installed on the loading plate (2); positioning frames (4) are provided in two groups, the two groups of positioning frames (4) are installed on the workbench (1) and symmetrically distributed based on the middle of the loading plate (2), and a positioning groove (401) is opened at the top end of the positioning frame (4), a rotary air cylinder (5) is installed at one end of the positioning frame (4) away from the loading plate (2), a connecting plate (51) is fixedly installed at the output end of the rotary air cylinder (5), and a vacuum pump (8) is fixedly installed at the top middle of the connecting plate (51); an unloading cover assembly (6) for disassembling the carbon brush protective cover is installed on the connecting plate (51), the unloading cover assembly (6) comprises a support plate one (61) fixedly installed on the connecting plate (51), and an electric rod one (62) is installed on the support plate one (61), and a disassembling piece (63) is installed at the telescopic end of the electric rod one (62); a disassembling and replacing assembly (7) for disassembling and replacing the carbon brush is installed on the connecting plate (51), and the disassembling and replacing assembly (7) comprises a support plate two (71) fixedly installed on the connecting plate (51), an electric rod two (72) fixedly installed on the support plate two (71), a clamping plate (73) fixedly installed at the telescopic end of the electric rod two (72), and a vacuum chuck one (74) installed on the clamping plate (73), one end of the vacuum chuck one (74) communicates with the vacuum pump (8) through a conduit.

2. The self-renewing carbon brush assembly mechanism according to claim 1, wherein, The clamping assembly (3) comprises a bidirectional threaded rod (31) rotatably installed in the mounting groove of the loading plate (2), and a vertical plate (33) is symmetrically and threadedly installed on the bidirectional threaded rod (31), a clamping jaw (34) is fixedly installed on the inner wall of the vertical plate (33), and the bottom end of the vertical plate (33) is slidingly fitted with the mounting groove of the loading plate (2).

3. The self-renewing carbon brush assembly mechanism of claim 2, wherein, Hand wheels (32) are fixedly installed at both ends of the bidirectional threaded rod (31), and anti-slip lines are opened on the outer side wall of the hand wheel (32).

4. The self-renewing carbon brush assembly mechanism of claim 1, wherein, The support plate one (61) and the support plate two (71) are perpendicular and distributed at ninety degrees.

5. The self-renewing carbon brush assembly mechanism of claim 1, wherein, The dismounting piece (63) comprises an adapter frame (631), a chuck (633) is rotatably installed on the adapter frame (631), a plurality of hydraulic rods (634) are uniformly installed on the chuck (633), a clamping rod (635) is fixedly installed at the telescopic end of the plurality of hydraulic rods (634), a large gear (636) is fixedly installed on one side of the chuck (633), a servo motor (637) is fixedly installed on the adapter frame (631), a small gear (638) is fixedly installed at the output end of the servo motor (637), and the small gear (638) is meshed with the large gear (636).

6. The self-renewing carbon brush assembly mechanism of claim 5, wherein, A vacuum chuck two (632) is embedded in the middle of the adapter frame (631), and one end of the vacuum chuck two (632) is communicated with the vacuum pump (8) through a conduit.

7. The self-renewing carbon brush assembly mechanism of claim 5, wherein, The plurality of hydraulic rods (634) are circumferentially distributed based on the shaft of the chuck (633).

8. The self-renewing carbon brush assembly mechanism of claim 1, wherein, The bottom end of the clamping plate (73) is fixedly installed with an electric push rod (75), and the telescopic end of the electric push rod (75) is fixedly installed with an auxiliary supporting rod (76).

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