CN215378723U - Motor starter rotor wire clamping device - Google Patents

Abstract

The utility model relates to the technical field of motor rotor machining, and discloses a motor starter rotor wire clamping device which comprises a workbench, wherein a supporting table and a fixing table are arranged on the workbench, a groove for placing a rotor is formed in the supporting table, a rotating shaft is arranged on the fixing table in a rotating fit mode, the rotating shaft and the groove are arranged in a horizontally opposite mode, a rack is arranged on one side of the workbench, a driving box is vertically and slidably matched on the rack, a pressing strip is connected to the bottom end of the driving box, a power unit for driving the driving box to vertically slide in a reciprocating mode is arranged on the rack, the pressing strip can be pressed into a groove hole in the rotor, and the motor starter rotor wire clamping device further comprises a driving piece for driving the rotating shaft to intermittently rotate. The utility model can realize that the copper wire is automatically clamped into the slot hole on the iron core, thereby improving the operation efficiency.

Description

Motor starter rotor wire clamping device

Technical Field

The utility model relates to the technical field of motor rotor machining, in particular to a motor starter rotor wire clamping device.

Background

The rotor of the motor comprises a rotating shaft, an iron core, a commutator and copper wire windings, wherein the commutator and the iron core are respectively installed on the rotating shaft through respective shaft holes, a plurality of slots are uniformly distributed on the iron core along the circumferential direction of the iron core, and the copper wire windings are embedded in the slots.

Before embedding copper wire winding in the slotted hole, need place the slotted hole department after the copper line twines according to the number of turns of setting for earlier, then through the manual work with the tight card of copper line go into the slotted hole downthehole, it is big to go into the mode intensity of labour in the slotted hole with the copper line card through the manual work among the prior art, and operating efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a motor starter rotor wire clamping device to automatically clamp a copper wire into a slot hole on an iron core, so that the operation efficiency is improved.

In order to achieve the purpose, the utility model adopts the following technical scheme: motor starter rotor card traditional thread binding putting, comprises a workbench, be equipped with brace table and fixed station on the workstation, set up the recess that is used for placing the rotor on the brace table, the normal running fit has the pivot on the fixed station, the pivot with the recess level is just to setting up, workstation one side is equipped with the frame, vertical sliding fit has the drive case in the frame, the drive case bottom is connected with the layering, be equipped with the vertical reciprocating sliding's of drive case power pack in the frame, the layering can be impressed in the slotted hole of rotor, still includes drive pivot intermittent type nature pivoted driving piece.

The principle and the advantages of the scheme are as follows: during practical application, the commutator at the end part of the rotor is inserted into the rotating shaft and is in friction fit with the rotating shaft, so that the rotating shaft can drive the rotor to rotate while rotating, and the pressing strips can be used for pressing copper wires on the slotted holes uniformly distributed on the circumference of the rotor one by one.

In this scheme, when placing the rotor in the recess on the brace table, and accomplish the installation after inserting the pivot with the tip of rotor, then rotate through driving piece drive pivot intermittent type nature, thereby drive rotor intermittent type nature and rotate, only need make the rotor once rotate and make the slotted hole on the rotor lie in the below of layering in proper order through the turned angle of driving piece control pivot like this, make the drive box move down through power pack at last and make the layering realize the fixed action to the copper line in the slotted hole that tightly impresses with the copper line of slotted hole department.

Through the cooperation of driving piece and power pack in this scheme, can realize that the automatic drive rotor rotates, make a plurality of slotted holes on the rotor be located the below of layering in proper order to the vertical reciprocating motion of drive case realizes compressing tightly fixed effect in proper order to the copper line on a plurality of slotted holes, and the more automation of whole process has effectually practiced thrift the hand labor cost, and is higher to the operating efficiency who blocks the copper line in proper order into the slotted hole of rotor.

Preferably, as an improvement, the driving piece includes ratchet, pawl, the ratchet with the pivot is coaxial fixed, be connected with the guide block on the workstation, vertical sliding fit has the drive plate on the guide block, the pawl is installed in the one end of drive plate, the pawl is located one side of ratchet, and the pawl can mesh with the ratchet, fixedly connected with fixed plate on the lateral wall of drive case, fixedly connected with actuating lever on the fixed plate, the actuating lever is connected with the drive plate.

So set up, cooperation through the ratchet pawl in this scheme, form ratchet mechanism, and the reciprocating motion through the drive box can drive the vertical reciprocating motion of drive plate in this scheme, and because the pawl is installed on the drive plate, once when the vertical reciprocating motion of drive plate, will drive the pawl and insert the tooth portion of ratchet and promote ratchet rotation and then follow the ratchet and slide on the surface and reset, the ratchet stall, the intermittent type nature motion of ratchet has just so been realized, make the pivot drive rotor intermittent type nature's rotation, thereby make each slotted hole on the rotor be located the layering below in proper order, the layering of being convenient for compresses tightly the copper line on to each slotted hole.

In the scheme, the driving box can drive the ratchet wheel to rotate intermittently in the reciprocating movement process, and meanwhile, the pressing strip can be driven to tightly clamp the copper wire at the slot hole right below the pressing strip into the slot hole.

The power that drives ratchet rotation and the vertical reciprocating motion of drive layering and impress the slotted hole with the copper line comes from same power supply in this scheme, has effectively practiced thrift the cost, and the effectual in-field resource that has utilized, the practicality is strong.

Preferably, as an improvement, the fixed plate is L-shaped, the vertical end of the fixed plate is connected with the driving box, and the horizontal end of the fixed plate is vertically connected with the driving rod.

So set up, this scheme intermediate lamella is the L type, both convenient and drive case carry out erection joint, still be convenient for simultaneously be connected with the actuating lever.

Preferably, as an improvement, the guide block is provided with a guide groove along a longitudinal direction thereof, the drive plate is fixedly connected with a sliding plate, and the sliding plate is inserted into the guide groove and is in vertical sliding fit with the guide groove.

So set up, can play the effect of direction to the slip of drive plate through the cooperation of slider with the guide way in this scheme, make the slip of drive plate more steady.

Preferably, as an improvement, a bottom plate is arranged below the driving plate, and the bottom plate is connected with the lower part of the guide block.

So set up, the setting of this scheme intermediate bottom plate can play the effect of protection to the workstation, avoids the drive plate to produce the collision and make the workstation produce wearing and tearing at reciprocating motion's in-process and workstation.

Preferably, as an improvement, the longitudinal section of the groove on the supporting platform is V-shaped.

So set up, the longitudinal section of recess is the V-arrangement in this scheme, when can playing limiting displacement to the rotor like this, plays the effect of location to the rotor, makes the mounted position of rotor more accurate, and the later stage layering of being convenient for is accurate with the copper line pressure slot downthehole.

Drawings

Fig. 1 is a front view of an embodiment of a motor starter rotor wire clamping device according to the utility model.

Fig. 2 is a left side view of a support platform in an embodiment of the motor starter rotor wire clamping device of the utility model.

FIG. 3 is a left side view of the connection of the ratchet wheel and the pawl and the connection of the pawl and the driving plate in the embodiment of the motor starter rotor wire clamping device.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a workbench 1, a support column 2, a mounting column 3, a mounting plate 4, a fixed table 5, a rotating shaft 7, a ratchet wheel 8, a guide block 9, a guide groove 901, a bottom plate 10, a sliding plate 11, a driving plate 12, a supporting table 13, a groove 14, a driving box 15, a connecting rod 16, a pressing strip 17, a fixing plate 18, a driving rod 19, a sliding chute 20, a sliding block 21, a connecting plate 22 and a pawl 23.

The embodiment is basically as shown in the attached figure 1: motor starter rotor card line device, including workstation 1, the equal perpendicular fixedly connected with support column 2 in bottom of workstation 1, support column 2 plays the effect of support to workstation 1.

Be equipped with brace table 13 and fixed station 5 on the workstation 1, offer the recess 14 that is used for placing the rotor on the brace table 13, recess 14 is through groove structure in this embodiment, it is shown in combination figure 2, the longitudinal section of recess 14 on the brace table 13 is the V-arrangement, and the bottom of recess 14 has the fillet, thereby make the bottom of recess 14 and the both sides circular arc transition of recess 14, make the bottom of recess 14 more smooth, rotor more smooth and easy at the in-process of recess 14 internal rotation like this.

As shown in fig. 1, the fixed table 5 is rotatably fitted with a rotating shaft 7 through a bearing, the rotating shaft 7 is horizontally arranged opposite to the groove 14, the center line of the rotating shaft 7 and the symmetrical center line of the groove 14 are on the same straight line in the embodiment, the rotating shaft 7 is hollow, and both ends of the rotating shaft 7 are open ends.

In the embodiment, a rack is arranged at the rear side of the workbench 1, the rack comprises a mounting column 3 and a mounting plate 4, the mounting column 3 is fixed to the ground vertically, the mounting plate 4 is positioned at the upper part of the mounting column 3 and is welded and fixed to the mounting column 3 vertically, a driving box 15 is in vertical sliding fit on the rack, in the embodiment, a sliding groove 20 is longitudinally arranged at the right end of the mounting column 3, a sliding block 21 is welded and fixed to the left side wall of the driving box 15, the sliding block 21 is inserted into the sliding groove 20 and is in vertical sliding fit with the sliding groove 20, so that the driving box 15 and the mounting column 3 are in vertical sliding fit, a pressing strip 17 is connected to the bottom end of the driving box 15, the pressing strip 17 is positioned right above the groove 14 and is parallel to the groove 14, the pressing strip 17 can be pressed into the groove hole of the rotor, in the embodiment, a connecting rod 16 is welded and fixed to the bottom end of the driving box 15 through a screw, and the pressing strip 17 is fixed to the bottom end of the connecting rod 16 and is arranged perpendicular to the connecting rod 16, in the embodiment, the width of the pressing strip 17 is smaller than that of the slotted hole of the rotor, so that the pressing strip 17 can be clamped into the slotted hole of the rotor to compress the copper wire.

The rack is provided with a power unit for driving the driving box 15 to vertically slide in a reciprocating manner, the power unit can drive the driving box 15 to vertically move in a reciprocating manner by adopting mechanisms such as a cam mechanism or an air cylinder, the power unit is an air cylinder in the embodiment, the cylinder body of the air cylinder is fixed on the mounting plate 4 through a bolt, and the output shaft of the air cylinder is fixedly connected with the top end of the driving box 15 through a bolt.

The motor starter rotor wire clamping device in the embodiment further comprises a driving piece for driving the rotating shaft 7 to rotate intermittently, and as shown in fig. 3, the driving piece comprises a ratchet wheel 8 and a pawl 23, the ratchet wheel 8 and the rotating shaft 7 are coaxially fixed through a flat key, the workbench 1 is connected with a guide block 9 through a bolt, a driving plate 12 is arranged on the guide block 9 in a vertical sliding fit mode, in the embodiment, a guide groove 901 is longitudinally formed in the guide block 9, a sliding plate 11 is fixedly connected to the driving plate 12, in the embodiment, the sliding plate 11 is welded and fixed with the rear end (viewing angle in fig. 3) of the driving plate 12, and the sliding plate 11 is inserted into the guide groove 901 and is in vertical sliding fit with the guide groove 901. In the present embodiment, a bottom plate 10 is disposed below the driving plate 12, the bottom plate 10 is vertically welded to the lower portion of the guide block 9, and the bottom plate 10 is located at the front end of the guide block 9 (see fig. 3).

As shown in fig. 3, the pawl 23 is mounted at one end of the driving plate 12, the left end of the driving plate 12 is fixedly connected with the connecting plate 22 through a bolt in the embodiment, one end of the pawl 23 is rotatably matched with the connecting plate 22, and a torsion spring is mounted between the pawl 23 and the connecting plate 22. The pawl 23 is located on the right side (as viewed in fig. 3) of the ratchet 8 and the pawl 23 is capable of engaging the ratchet 8.

As shown in fig. 1, a fixing plate 18 is fixedly connected to a side wall of the driving box 15, a driving rod 19 is fixedly connected to the fixing plate 18, the driving rod 19 is connected to the driving plate 12, specifically, the fixing plate 18 is L-shaped in this embodiment, so that the fixing plate 18 has a vertical end and a horizontal end, the vertical end of the fixing plate 18 is fixedly connected to the driving box 15 through a bolt, the horizontal end of the fixing plate 18 is vertically connected to the driving rod 19, the horizontal end of the fixing plate 18 is provided with a through hole, the driving rod 19 is a threaded rod, the top end of the driving rod 19 passes through the through hole, the bottom end of the driving rod 19 is in threaded connection with the sliding plate 11, two nuts are prepared when the driving rod 19 is installed, one nut is first in threaded connection with the driving rod 19, then the top end of the driving rod 19 passes through the horizontal end of the fixing plate 18, and then the other nut is screwed into the top end of the driving rod 19, thus, the driving rod 19 is fixed on the horizontal end of the fixing plate 18 under the action of the two nuts, the installation mode is simple, and the disassembly is convenient.

The specific implementation process is as follows: the rotor is horizontally placed on the groove 14 of the support table 13, and the commutator on the rotor is inserted into the end of the rotating shaft 7, in this embodiment, after the commutator on the rotor is inserted into the rotating shaft 7, friction force exists between the commutator on the rotor and the rotating shaft 7, so that the rotating shaft 7 can drive the commutator to rotate while rotating.

The output shaft of the driving cylinder reciprocates to make the driving box 15 vertically slide in a reciprocating way, so that the pressing strip 17 is driven to be inserted into the slotted hole of the rotor to press the copper wire in the slotted hole.

In the process of vertical reciprocating sliding, the driving box 15 drives the driving plate 12 to vertically reciprocate, and the driving plate 12 is connected with the pawl 23, when the driving plate 12 moves upwards, the pawl 23 is inserted into a tooth part of the ratchet wheel 8 to push the ratchet wheel 8 to rotate anticlockwise for one time, when the driving plate 12 moves downwards, the pawl 23 slides from the surface of the ratchet wheel 8 to be clamped on the next tooth part of the ratchet wheel 8, the ratchet wheel 8 stops rotating, when the driving plate 12 moves to reciprocate for the next time, the ratchet wheel 8 is driven to rotate anticlockwise, so that intermittent rotation of the ratchet wheel 8 is realized, the rotating shaft 7 drives the rotor to rotate intermittently, and further all slotted holes in the rotor are sequentially positioned below the pressing strip 17, and therefore, copper wires in all slotted holes of the rotor can be sequentially and tightly pressed into the slotted holes once every reciprocating motion of the pressing strip 17.

The in-process of drive box 15 reciprocating motion in this scheme not only can drive ratchet 8 intermittent type and rotate, can also drive layering 17 simultaneously and will be located the tight card of copper line on the slotted hole of its under and go into the slotted hole downthehole, and the practicality is strong.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (6)

1. Motor starter rotor card traditional thread binding putting, including the workstation, its characterized in that: be equipped with brace table and fixed station on the workstation, set up the recess that is used for placing the rotor on the brace table, the normal running fit has the pivot on the fixed station, the pivot with the recess level is just to setting up, workstation one side is equipped with the frame, vertical sliding fit has the drive case in the frame, the drive case bottom is connected with the layering, be equipped with the vertical reciprocating sliding's of drive case power pack in the frame, the layering can be impressed in the slotted hole of rotor, still include drive pivot intermittent type nature pivoted driving piece.

2. The motor starter rotor wire clamping device according to claim 1, wherein: the driving piece comprises a ratchet wheel and a pawl, the ratchet wheel is coaxially fixed to the rotating shaft, a guide block is connected to the workbench, a driving plate is arranged on the guide block in a vertical sliding fit mode, the pawl is installed at one end of the driving plate and located on one side of the ratchet wheel and can be meshed with the ratchet wheel, a fixing plate is fixedly connected to the side wall of the driving box, a driving rod is fixedly connected to the fixing plate, and the driving rod is connected with the driving plate.

3. The motor starter rotor wire clamping device according to claim 2, wherein: the fixed plate is L-shaped, the vertical end of the fixed plate is connected with the driving box, and the horizontal end of the fixed plate is vertically connected with the driving rod.

4. The motor starter rotor wire clamping device according to claim 2, wherein: the guide block has vertically seted up the guide way along it, fixedly connected with slide on the drive plate, the slide inserts in the guide way and with the vertical sliding fit of guide way.

5. The motor starter rotor wire clamping device according to claim 2, wherein: and a bottom plate is arranged below the driving plate and is connected with the lower part of the guide block.

6. The motor starter rotor wire clamping device according to claim 1, wherein: the longitudinal section of the groove on the supporting platform is V-shaped.

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