CN109586521B - Wire twisting mechanism of generator stator wire twisting machine - Google Patents
Wire twisting mechanism of generator stator wire twisting machine Download PDFInfo
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- CN109586521B CN109586521B CN201811305165.4A CN201811305165A CN109586521B CN 109586521 B CN109586521 B CN 109586521B CN 201811305165 A CN201811305165 A CN 201811305165A CN 109586521 B CN109586521 B CN 109586521B
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- wire twisting
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
Abstract
The invention discloses a wire twisting mechanism of a generator stator wire twisting machine, which comprises a frame and a wire twisting device, wherein a working table is arranged on the frame, the wire twisting device comprises a jacking mechanism, a wire twisting mechanism and an adjusting mechanism, a stator base is arranged on the working table, the jacking mechanism is arranged below the working table, the wire twisting mechanism is arranged above the working table, the adjusting mechanism is fixed on the frame, the centers of the jacking mechanism, the wire twisting mechanism, the adjusting mechanism and the stator base are positioned on the same axis, the invention utilizes structural improvement to finish the automatic operation of the generator stator wire twisting, the manual operation only needs to simply pull and twist equipment, the requirement on the operation level of an operator is not high, most of operators can finish the whole process of 25-30 seconds, the speed is high, the assembly line operation can be realized, and the qualification rate is high.
Description
Technical Field
The invention relates to a wire twisting machine, in particular to a wire twisting mechanism of a generator stator wire twisting machine.
Background
Traditional generator stator end of a thread operation of twisting a thread needs the manual work to twist the line operation and turns into "Z" font end of a thread with stator end of a thread in order to reduce the branch and make an uproar, but because artificial operation gimmick is different among the operation process, the angle of stator end of a thread can not reach "Z" font that needs, so that follow-up when packing into generator stator equipment into can not supporting the condition take place, and when twisting the thread operation, because the end of a thread tip is copper line pointed end, twist the back because the copper line is buckled after the thread, its end of a thread end is uneven, prick the palm of a hand and even emergence incident by the end of a thread during manual operation easily.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a wire twisting mechanism of a generator stator wire twisting machine.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a wire twisting mechanism of a generator stator wire twisting machine comprises a frame and a wire twisting device, wherein the frame is provided with a working table surface, the wire twisting device comprises a jacking mechanism, a wire twisting mechanism and an adjusting mechanism, a stator base is arranged on the working table surface, the stator base is a place for placing a generator stator with a stator rear cover, the working table surface is also provided with a working button, the working button is provided with a lifting button and a descending button for controlling the lifting and the descending of the jacking mechanism, the working button is electrically connected with the jacking mechanism, the jacking mechanism is arranged below the working table surface, the wire twisting mechanism is arranged above the working table surface, the adjusting mechanism is fixed on the frame, the centers of the jacking mechanism, the wire twisting mechanism, the adjusting mechanism and the stator base are positioned on the same axis so as to ensure accurate positioning of a workpiece in subsequent processing.
As an improvement of the above scheme, the adjusting mechanism comprises a balance crane, a bottom plate and an adjusting part, the balance crane is an adjustable balancer, the balance crane can greatly reduce manual pulling-down force applied to the wire twisting seat, the balance crane is fixed above the frame and is provided with an adjusting rod connected with the adjusting part, the bottom plate is supported and fixed above the working table through a plurality of supporting columns, the wire twisting mechanism is arranged below the bottom plate, and the adjusting part is fixed on the bottom plate.
As an improvement of the above scheme, the adjusting portion includes a center rod and a supporting plate fixed to the bottom plate, the center of the center rod and the center of the adjusting mechanism are located on the same axis, the lower end of the center rod is connected to the wire twisting mechanism, a plunger lock is arranged at the upper end of the center rod and connected to the supporting plate, and the plunger lock is used for limiting the top of the center rod.
As an improvement of the scheme, a prevention block is arranged at the upper end of the central rod, the plunger lock is fixed below the prevention block, a limiting block I circumferentially wrapping the central rod is arranged below the plunger lock, and a torsion line angle adjusting and locking device is arranged at the lower end of the limiting block I.
As an improvement of the scheme, the plunger lock comprises a limiting block II which is wrapped on the central rod in the circumferential direction, one side, away from the central rod, of the limiting block II is fixedly connected with the supporting plate, the limiting block II is fixed on the connecting portion of the supporting plate and is also provided with a locking hole, and the locking hole is connected with a plunger which penetrates through the supporting plate.
As the improvement of above-mentioned scheme, it fixes to turn round line angular adjustment locking device including pressing from both sides dress stopper and adjustment handle, it is fixed to press from both sides the dress stopper to be scissors form well core rod in pressing from both sides the dress center, it all has seted up the through-hole to press from both sides dress stopper open end both sides, adjustment handle passes through one the check lock lever of through-hole is fixed in press from both sides on the dress stopper, when turning round the line seat and rotate, because well core rod connects the wire twisting mechanism, consequently well core rod will rotate along with turning round the line seat, turn round line angular adjustment locking device accessible adjustment press from both sides the relative position of dress stopper and adjust the torsional angle of wire twisting seat to the shape after the follow-up generator stator end of a thread twists reverse of control.
As the improvement of above-mentioned scheme, the twisted wire mechanism is including rotatory piece, fixing base and twisted wire seat, rotatory piece is fixed in fixing base upper portion is connected through a connecting rod adjustment mechanism, the fixing base lower extreme is connected the twisted wire seat, the fixing base middle part is provided with one and crosses the horizontal pole at fixing base both ends, the twisted wire seat upper surface is close to the outer circumference edge of fixing base is provided with 4 telescopic links, horizontal pole cooperation the telescopic link is spacing the fixing base, horizontal pole is in when the non-operating condition of twisted wire seat, its both ends respectively with the telescopic link contact, in order to guarantee the position stability of twisted wire seat when the non-operating condition.
As the improvement of the above scheme, the wire twisting seat comprises a wire twisting seat I, a wire twisting seat II, a wire twisting seat III, a grab handle, a linear bearing, a wire twisting rod and a wire end guide block, wherein the wire twisting seat I, the wire twisting seat II and the wire twisting seat III are hollow and are sequentially connected, the center of the wire twisting seat I, the linear bearing is longitudinally arranged at the center of the wire twisting seat I, the top end of the linear bearing is connected with the lower surface of the top of the wire twisting seat I, the bottom of the linear bearing penetrates through the lower surface of the wire twisting seat III and is connected with a disc, the linear bearing is circumferentially wrapped with a spring so as to ensure that a stator on the stator base cannot be brought up by the wire twisting seat when the wire twisting seat returns after the wire twisting action is completed, the wire twisting seat I and the wire twisting seat II penetrate through a telescopic rod of the wire twisting seat I and are connected with a limit pull rod of the wire twisting seat II, the telescopic rod is positioned at one end of the, the upper part of the telescopic rod is also provided with a limiting ring, the spring is arranged to ensure that the torsion seat can automatically retract after the action is completed, the limiting ring limits the pull-down distance of the torsion seat I, the limiting pull rod is arranged at the end part of one end of the upper surface of the torsion seat II and is provided with a locking nut for limiting so as to limit the distance between the torsion seat II and the torsion seat I when the torsion seat II is pressed down for the second time, the torsion seat II and the torsion seat III are connected with a spring rod and a limiting rod of the torsion seat III through connecting the torsion seat II, the upper end and the lower end of the spring rod are respectively connected with the torsion seat II and the torsion seat III, the lower part of the corresponding position of the torsion seat II is provided with the torsion rod so as to ensure that the torsion seat II and the torsion seat III can automatically retract after the material is returned and the pressure born by the torsion rod is reduced when the torsion seat I and the torsion seat II are pressed down for the subsequent second time, the side surface of the torsion seat I and the torsion seat II is provided with the, the grab handle branch is located torsion seat I with torsion seat II periphery side and upper and lower correspondence, torsion seat I with the distance of the grab handle of torsion seat II upper and lower correspondence is little as far as to guarantee that operating personnel can hold two upper and lower grab handles on one hand, III lower parts of torsion seat are provided with the torsion bar, torsion bar middle part cavity, torsion seat lower part is close to torsion bar one side still is provided with the line terminal is led positive piece, line terminal is led positive piece upper portion and still is connected with a longitudinal tie rod, the longitudinal tie rod top is connected torsion seat II bottom, still be provided with the flat needle in the line terminal is led positive piece. When the twisting seat works, an operator firstly holds handles at the outer sides of the twisting seat I and the twisting seat II to pull down the twisting seat integrally, correspondingly inserts a wire head of a generator stator fixed on a stator base into the twisting rod, then continuously says that the twisting seat is pulled down until the bottom of the twisting rod is close to the upper surface of a rear cover of the generator stator, clockwise rotates the twisting seat through a grab handle until the transverse rod is matched with the telescopic rod for limiting and cannot rotate, loosens the handles, holds the handles at two sides of the twisting seat II to press down after the twisting seat integrally returns, the twisting seat II and the twisting seat III move down, the twisting seat II stops pressing down after pressing down for a certain distance due to the existence of the limiting pull rod, and the twisting seat III can continuously press down due to the existence of the limiting rod, the downward pressing distance of the wire twisting seat III is also limited, the upper portion of the wire end guide block is connected with a longitudinal connecting rod, and a flat needle is further arranged in the wire end guide block, so that when the wire twisting seat III is pressed downward, the wire end guide block is pressed by the longitudinal connecting rod and is pressed downward continuously, the position of the wire end guide block corresponds to the position after the wire twisting operation of the stator wire head of the generator is completed, the wire end guide block is pressed downward continuously to press the end portion of the stator wire head of the generator, and the flat needle is arranged in the wire end guide block, so that the wire end guide block can pass through the flat needle to level the end portion rancour of the stator wire head of the generator in the downward pressing process, and the whole wire twisting operation is completed.
As the improvement of above-mentioned scheme, climbing mechanism includes mount, pneumatic cylinder and fender line seat, the mount is connected and is fixed in table surface below, the pneumatic cylinder set up in the mount middle part, the pneumatic cylinder center is located on the climbing mechanism center axis, still be provided with toper jacking inner cylinder in the pneumatic cylinder, the fender line seat be "L" shape and set up in toper jacking inner cylinder top circumference edge.
As an improvement of the above scheme, the inclined plane at the upper part of the conical jacking inner cylinder is further provided with an inclined groove, an inclined rod supporting mechanism is arranged in the inclined groove, the top of the inclined rod supporting mechanism is connected with the bottom of the wire blocking seat, and the bottom of the inclined rod supporting mechanism is close to the edge of the conical bottom of the conical jacking inner cylinder.
As an improvement of the scheme, the fixing frame comprises a fixing plate I, a fixing plate II and hydraulic rods, a plurality of through holes are formed in the fixing plate I, a plurality of guide rods are longitudinally arranged at the through holes, the tops of the guide rods are connected with the lower end of the workbench surface, the bottoms of the guide rods are connected with the fixing plate II, hydraulic jacking rods are respectively fixed at the lower parts of two sides of the fixing plate II, the hydraulic rods are longitudinally arranged and penetrate through the through grooves formed in the middle parts of the fixing plate I and the fixing plate II to be connected with the lower parts of the hydraulic cylinders, when an operator presses a lifting button of a working button on the workbench surface, the hydraulic jacking rods of the jacking mechanism firstly work to lift the fixing frame upwards, the hydraulic cylinders are jacked to the position below the corresponding position of a stator base in the middle part of the workbench surface, then the hydraulic rods work to jack conical jacking inner cylinders in the hydraulic cylinders into, when the jacking of toper jacking inner cylinder, the down tube that toper jacking inner cylinder inclined plane set up is under the effect of toper jacking inner cylinder jacking, the down tube top promotes the stop line seat bottom makes the stop line seat upwards moves and to keeping away from the diffusion of jacking inner cylinder middle part, final position stops the outer circumference edge in jacking inner cylinder top is close to generator stator inboard department to be close to generator stator end of a thread. After the operation of twisting wire is accomplished, press the last drop button of operating button, shown hydraulic stem descends, with the pneumatic cylinder that the hydraulic stem is connected descends thereupon, the inside toper jacking inner cylinder of pneumatic cylinder and oblique depression bar all descend thereupon, the fender line seat is in shrink extremely during the oblique depression bar descends toper jacking inner cylinder top, along with the toper jacking inner cylinder descends together, the pneumatic cylinder descends after accomplishing the hydraulic stem descends the hydraulic jack pole descends, replies to initial position at last.
The invention has the beneficial effects that: through the cooperation of each other between adjustment mechanism, twist wire mechanism and the climbing mechanism, carry out accurate location in order to ensure to the generator stator end of a thread position on the stator base the twist wire pole smoothly with generator stator end of a thread butt joint, recycle adjustment mechanism is to the control of twisting wire angle, ensure that twist wire operation and accomplish back generator stator end of a thread twist the angle and the shape of formation after accomplishing and satisfy the requirement, it is flat to carry out rancour to the uneven end of a thread of generator stator end of a thread tip to recycle flat needle in the line end guide piece, utilize structural improvement to accomplish the automation mechanized operation to generator stator twist wire, manual operation only needs to carry out simple pulling and pushing down to equipment, the operation level requirement is not high, most of operating personnel can accomplish, whole process is about 25 seconds to 30 seconds, and is fast, can realize assembly line operation and high qualification rate.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the adjusting mechanism of the present invention;
FIG. 3 is a schematic view of the twist mechanism of the present invention;
FIG. 4 is a schematic view of a jacking mechanism of the present invention;
FIG. 5 is a cross-sectional view of the jacking mechanism of the present invention in a jacking position;
FIG. 6 is a cross-sectional view of the jacking mechanism of the present invention in a collapsed state;
fig. 7 is a top view of a jacking mechanism of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to the attached drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right", "middle", and the like used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.
It should be noted that the terms "front", "rear", "left", "right", "up" and "down" are only exemplary directions defined for convenience of describing the present invention, and as shown in fig. 1, the position of the balance crane 23-1 is defined as "up", and the position of the jacking mechanism 21 is defined as "down".
As shown in fig. 1, a twisted wire mechanism of a generator stator twisted wire machine comprises a frame 10 and a twisted wire device 20, wherein a working table is arranged on the frame 10, the twisted wire device 20 comprises a jacking mechanism 21, a twisted wire mechanism 22 and an adjusting mechanism 23, a stator base 11-1 is arranged on the working table 11, the stator base 11-1 is a place for placing a generator stator with a stator rear cover, the working table 11 is further provided with a working button 11-2, the working button 11-2 is provided with a lifting button and a lowering button to control the lifting mechanism 21 to lift and lower, the working button 11-2 is electrically connected with the jacking mechanism 21, the jacking mechanism 21 is arranged below the working table 11, the twisted wire mechanism 22 is arranged above the working table 11, the adjusting mechanism 23 is fixed on the frame 10, the centers of the jacking mechanism 21, the wire twisting mechanism 22, the adjusting mechanism 23 and the stator base 11-1 are positioned on the same axis, so that accurate positioning of a workpiece in subsequent processing is guaranteed.
As shown in fig. 2, the adjusting mechanism 23 includes a balance crane 23-1, a bottom plate 23-2 and an adjusting portion 23-3, the balance crane 23-1 is an adjustable balancer, the force applied when the wire twisting base is pulled down by hand can be greatly reduced by the balance crane 23-1, the balance crane 23-1 is fixed above the frame 10 and is provided with an adjusting rod connected to the adjusting portion 23-3, the bottom plate 23-2 is supported and fixed above the working table 11 by a plurality of supporting columns, the wire twisting mechanism 22 is arranged below the bottom plate 23-2, and the adjusting portion 23-3 is fixed on the bottom plate 23-2.
As an improvement of the above scheme, the adjusting portion 23-3 includes a central rod 23-3-1 and a supporting plate 23-3-2 fixed on the bottom plate 23-2, the center of the central rod 23-3-1 and the center of the adjusting mechanism 23 are located on the same axis, the lower end of the central rod 23-3-1 is connected to the twisted wire mechanism 22, a plunger lock 23-3-3 is arranged at the upper end of the central rod 23-3-1 and connected to the supporting plate 23-3-2, and the plunger lock 23-3-3 is used for limiting the top of the central rod 23-3-1.
As an improvement of the scheme, a prevention block 23-3-4 is arranged at the upper end part of the central rod 23-3-1, the plunger lock 23-3-3 is fixed below the prevention block 23-3-4, a limiting block I23-3-5 which circumferentially wraps the central rod 23-3-1 is arranged below the plunger lock 23-3-3, and a twisted line angle adjusting and locking device 23-3-6 is arranged at the lower end of the limiting block I23-3-5.
As an improvement of the above scheme, the plunger lock 23-3-3 comprises a limiting block II circumferentially wrapping the central rod 23-3-1, one side of the limiting block II, which is far away from the central rod 23-3-1, is fixedly connected with the support plate 23-3-2, a lock hole is further formed in a connecting part of the limiting block II, which is fixed to the support plate 23-3-2, and the lock hole is connected with a plunger penetrating through the support plate 23-3-2.
As an improvement of the above scheme, the wire twisting angle adjusting and locking device 23-3-6 comprises a clamping limiting block and an adjusting handle, the clamping limiting block fixes the center rod 23-3-1 at a clamping center in a scissor shape, through holes are formed at both sides of an opening end of the clamping limiting block, the adjusting handle is fixed on the clamping limiting block through a locking rod penetrating through the through holes, when the wire twisting seat 22-3 rotates, the center rod 23-3-1 is connected with the wire twisting mechanism 22, so the center rod 23-3-1 rotates along with the rotation of the wire twisting seat 22-3, and the wire twisting angle adjusting and locking device 23-3-6 can adjust the relative position of the clamping limiting block and adjust the twisting angle of the wire twisting seat 22-3, thereby controlling the shape of the stator wire end of the subsequent generator after twisting.
As an improvement of the above scheme, the wire twisting mechanism 22 includes a rotating block 22-1, a fixing seat 22-2 and a wire twisting seat 22-3, the rotating block 22-1 is fixed on the upper portion of the fixing seat 22-2 and connected to the adjusting mechanism 23 through a connecting rod, the lower end of the fixing seat 22-2 is connected to the wire twisting seat 22-3, a transverse rod traversing two ends of the fixing seat 22-2 is disposed in the middle of the fixing seat 22-2, 4 telescopic rods 22-3-1 are disposed on the upper surface of the wire twisting seat 22-3 and close to the outer circumferential edge of the fixing seat 22-2, the transverse rod is matched with the telescopic rods 22-3-1 to limit the fixing seat 22-2, and when the wire twisting seat 22-3 is in an inoperative state, two ends of the transverse rod are respectively contacted with the telescopic rods 22-3-1, so as to ensure the position stability of the torsion seat 22-3 in the non-working state.
As shown in fig. 3, the wire twisting seat 22-3 comprises a wire twisting seat i 22-3-2, a wire twisting seat II22-3-3, a wire twisting seat iii 22-3-4, a handle 22-3-5, a linear bearing 22-3-6, a wire twisting rod 22-3-7 and a wire end guide block 22-3-8, wherein the wire twisting seat i 22-3-2, the wire twisting seat II22-3-3 and the wire twisting seat iii 22-3-4 are hollow and connected in sequence, the linear bearing 22-3-6 is longitudinally arranged at the center of the wire twisting seat i 22-3-4, the top end of the linear bearing 22-3-6 is connected with the lower surface of the top of the wire twisting seat i 22-3-2, the bottom of the linear bearing 22-3-6 penetrates through the lower surface of the wire twisting seat iii 22-3-4 and is connected with a disc, the linear bearing 22-3-6 is wrapped with a spring in the peripheral direction so as to ensure that a stator on the stator base 11-1 cannot be brought up by the wire twisting seat 22-3 when the wire twisting seat 22-3 returns after the wire twisting action is finished, the wire twisting seat I22-3-2 is connected with the wire twisting seat II22-3-3 through a telescopic rod 22-3-1 penetrating through the wire twisting seat I22-3-2 and a limit pull rod 22-3-9 connecting the wire twisting seat I22-3-2 and the wire twisting seat II22-3-3, one end of the telescopic rod 22-3-1, which is positioned on the upper surface of the wire twisting seat I22-3-2, is circumferentially provided with a spring, the upper part of the telescopic rod 22-3-1 is also provided with a limit ring, and the spring is arranged so as to ensure that the wire twisting seat 22-3 can automatically retract after the action is finished, the limiting ring limits the pull-down distance of the torsion wire seat I22-3-2, the limiting pull rod 22-3-9 is positioned at one end of the upper surface of the torsion wire seat II22-3-3 and is provided with a locking nut for limiting so as to limit the distance between the torsion wire seat II22-3-3 and the torsion wire seat I22-3-2 when the torsion wire seat II22-3-3 is pressed down for the second time, the torsion wire seat II22-3-3 and the torsion wire seat III 22-3-4 are connected through a spring rod 22-3-10 and a limiting rod 22-3-11 which are used for connecting the torsion wire seat II22-3-3 and the torsion wire seat III 22-3-4, the upper end and the lower end of the spring rod 22-3-10 are respectively connected with the torsion wire seat II22-3-3 and the torsion wire seat III 22-3-4, and the lower part of the corresponding position of the torsion wire seat II22-3-3 The lever 22-3-7 is used for ensuring that the twisting seat II22-3-3 and the twisting seat III 22-3-4 can automatically retract after material returning and reduce the pressure born by the twisting lever 22-3-7 during subsequent secondary pressing, the grab handles 22-3-5 are arranged on the side surfaces of the twisting seat I22-3-2 and the twisting seat II22-3-3, the grab handles 22-3-5 are respectively arranged on the peripheral side surfaces of the twisting seat I22-3-2 and the twisting seat II22-3-3 and vertically correspond to each other, the distance between the grab handles 22-3-5 vertically corresponding to the twisting seat I22-3-2 and the twisting seat II22-3-3 is as small as possible, so that an operator can hold the upper grab handle 22-3-5 and the lower handle 22-3-5 by one hand, the lower part of the wire twisting seat III 22-3-4 is provided with the wire twisting rod 22-3-7, the middle part of the wire twisting rod 22-3-7 is hollow, one side, close to the wire twisting rod 22-3-7, of the lower part of the wire twisting seat 22-3 is also provided with the wire end guide block 22-3-8, the upper part of the wire end guide block 22-3-8 is also connected with a longitudinal connecting rod, the top of the longitudinal connecting rod is connected with the bottom of the wire twisting seat II22-3-3, and a flat needle is further arranged in the wire end guide block 22-3-8. When the wire twisting seat 22-3 works, an operator firstly holds the wire twisting seat I22-3-2 and a handle at the outer side of the wire twisting seat II22-3-3 to pull the wire twisting seat 22-3 downwards integrally, inserts a wire end of a generator stator fixed on the stator base 11-1 into the wire twisting rod 22-3-7 correspondingly, then continues to say that the wire twisting seat 22-3 is pulled downwards until the bottom of the wire twisting rod 22-3-7 is close to the upper surface of a rear cover of the generator stator, clockwise rotates the wire twisting seat 22-3 through a grab handle 22-3-5 until the transverse rod is matched with the telescopic rod 22-3-1 for limiting and cannot rotate, releases the handle, and holds the handles at two sides of the wire twisting seat II22-3-3 to press downwards after the wire twisting seat 22-3 is integrally returned, the wire twisting seat II22-3-3 and the wire twisting seat III 22-3-4 move downwards, the wire twisting seat II22-3-3 stops pressing after pressing for a certain distance due to the existence of the limiting pull rod 22-3-9, the wire twisting seat III 22-3-4 can continue pressing, the pressing distance of the wire twisting seat III 22-3-4 is also limited due to the existence of the limiting rod 22-3-11, the upper part of the wire end guide block 22-3-8 is connected with a longitudinal connecting rod, a flat needle is also arranged in the wire end guide block 22-3-8, and therefore when the wire twisting seat III 22-3-4 is pressed downwards, the wire end guide block 22-3-8 continues pressing under the compression of the longitudinal connecting rod, the position of the wire end guide block 22-3-8 corresponds to the position of the wire end of the stator of the generator after the wire twisting operation is finished, the wire end guide block 22-3-8 is continuously pressed downwards to be pressed to the end part of the wire end of the stator of the generator, and the flat needle is arranged in the wire end guide block 22-3-8, so that the end part rancour of the wire end of the stator of the generator can be flattened by the flat needle in the pressing process of the wire end guide block 22-3-8, and the whole wire twisting operation is finished.
As shown in fig. 4 and 7, the jacking mechanism 21 includes a fixing frame 21-1, a hydraulic cylinder 21-2 and a line blocking seat 21-3, the fixing frame 21-1 is fixedly connected below the working table 11, the hydraulic cylinder 21-2 is disposed in the middle of the fixing frame 21-1, the center of the hydraulic cylinder 21-2 is located on the central axis of the jacking mechanism 21, a tapered jacking inner cylinder 21-2-1 is further disposed in the hydraulic cylinder 21-2, and the line blocking seat 21-3 is L-shaped and is disposed at the circumferential edge of the top of the tapered jacking inner cylinder 21-2-1.
As an improvement of the above scheme, the inclined plane at the upper part of the conical jacking inner cylinder 21-2-1 is further provided with an inclined groove, an inclined rod supporting mechanism 21-2-2 is arranged in the inclined groove, the top of the inclined rod supporting mechanism 21-2-2 is connected with the bottom of the wire blocking seat 21-3, and the bottom of the inclined rod supporting framework is close to the edge of the conical bottom of the conical jacking inner cylinder 21-2-1.
As an improvement of the scheme, the fixing frame 21-1 comprises a fixing plate I21-1-1, a fixing plate II21-1-2 and a hydraulic rod 21-1-3, a plurality of through holes are formed in the fixing plate I21-1-1, a plurality of guide rods are longitudinally arranged at the through holes, the top of the guide rod is connected with the lower end of the working table 11, the bottom of the guide rod is connected with the fixed plate II21-1-2, the lower parts of the two sides of the fixed plate II21-1-2 are respectively fixed with a hydraulic jacking rod 21-1-2-1, the hydraulic rod 21-1-3 is longitudinally arranged and penetrates through a through groove formed in the middle of the fixing plate I21-1-1 and the fixing plate II21-1-2 to be connected with the lower portion of the hydraulic cylinder 21-2.
As shown in fig. 5, which is a cross-sectional view of the jacking mechanism 21 in a jacking state, when an operator presses a raising button of a working button 11-2 on the working table 11, a hydraulic jacking rod 21-1-2-1 of the jacking mechanism 21 firstly works to lift the fixed frame 21-1 upwards, jack the hydraulic cylinder 21-2 to a position below a corresponding position of a stator base 11-1 in the middle of the working table 11, then the hydraulic rod 21-1-3 works to jack the conical jacking inner cylinder 21-2-1 in the hydraulic cylinder 21-2 into the stator base 11-1, and when the conical jacking inner cylinder 21-2-1 is jacked, an inclined rod arranged on an inclined surface of the conical jacking inner cylinder 21-2-1 is jacked under the action of the conical jacking inner cylinder 21-2-1, the top of the inclined rod pushes the bottom of the wire blocking seat 21-3, so that the wire blocking seat 21-3 moves upwards and spreads towards the middle of the jacking inner cylinder, and the final position of the wire blocking seat stays at the position, close to the inner side of the generator stator, of the outer circumferential edge of the top of the jacking inner cylinder and close to the wire end of the generator stator.
As shown in fig. 6, which is a cross-sectional view of a folding state of the jacking mechanism 21, after a twisting operation is completed, a lowering button on the operating button 11-2 is pressed, the hydraulic rod 21-1-3 is lowered, the hydraulic cylinder 21-2 connected with the hydraulic rod 21-1-3 is lowered, the tapered jacking inner cylinder 21-2-1 and the inclined pressing rod in the hydraulic cylinder 21-2 are both lowered, the wire blocking seat 21-3 is contracted to the top of the tapered jacking inner cylinder 21-2-1 when the inclined pressing rod is lowered, the hydraulic jacking rod 21-1-2-1 is lowered after the hydraulic cylinder 21-2 is lowered, and finally, the hydraulic jacking rod returns to an initial position.
The working principle of the invention is as follows: an operator firstly places a generator stator which is subjected to wire twisting operation on the stator base 11-1 according to the requirement, then adjusts the wire twisting angle adjusting device on the adjusting mechanism 23 according to the model of the generator stator, then presses the lifting button on the working table 11 to lift the jacking mechanism 21 so as to enable the wire blocking seat 21-3 to be matched with the conical jacking inner cylinder 21-2-1 arranged in the hydraulic cylinder 21-2 and lift the inclined rod supporting mechanism 21-2-2 to one side of the wire head in the generator stator, so as to ensure that the wire blocking seat 22-3 blocks the wire head of the generator stator when the wire twisting operation is carried out, the wire head of the generator stator is subjected to wire twisting operation along the L-shaped wire blocking seat 21-3 under the action of the wire twisting mechanism 22 and finally forms a Z-shaped wire head, and after the jacking mechanism 21 is lifted smoothly, an operator presses the plunger lock 23-3-3 to contact the adjusting mechanism 23 to limit the movement of the twisting mechanism 22 in the longitudinal direction, the operator holds the handles 22-3-5 outside the twisting seat I22-3-2 and the twisting seat II22-3-3 with two hands at the same time, the twisting mechanism 22 is pulled down to the position where the wire head of the generator stator is inserted into the twisting rod 22-3-7 and the twisting rod 22-3-7 is close to the upper surface of the generator stator cover, the twisting mechanism 22 is twisted clockwise, the handles 22-3-5 are loosened when the twisting mechanism is twisted to be incapable of being twisted again, the twisting mechanism 22 is returned, the handles on the outer sides of the twisting seat II22-3-3 are pulled down with two hands, and the twisting seat I22-3-2 and the twisting seat II22-3-3 pass through the twisting seat I22-3-5 3-2, a telescopic rod 22-3-1 and a limiting pull rod 22-3-9 connecting the torsion wire seat I22-3-2 with the torsion wire seat II22-3-3, so that the torsion wire seat I22-3-2 is not moved when pulling down for the second time, but the limiting pull rod 22-3-9 limits the torsion wire seat II22-3-3 to limit the pulling down distance of the torsion wire seat II, so as to ensure that the torsion wire seat II is not pressed down infinitely to crush the stator of the generator, and because the torsion wire seat II22-3-3 is connected with the torsion wire seat III 22-3-4 through connecting the torsion wire seat II22-3-3 with the spring rod 22-3-10 and the limiting pull rod 22-3-11 of the torsion wire seat III 22-3-4, the lower end of the spring rod 22-3-10 corresponds to the wire twisting rod 22-3-7, so that the wire twisting rod 22-3-7 cannot crush the stator of the generator under the elastic force of the spring rod 22-3-10 during secondary pull-down, the limiting rod 22-3-11 also limits the downward movement distance of the wire twisting seat II22-3-3 relative to the wire twisting seat III 22-3-4, after the wire twisting operation of the wire head of the generator stator is completed, the end position of the wire head corresponds to the position of the wire end guide block 22-3-8, and therefore when the wire twisting mechanism 22 is pulled down secondarily, the wire end guide block 22-3-8 presses the wire head of the generator stator under the pressure of the upper longitudinal connecting rod thereof, the flat needle that the inside setting of line terminal guide block 22-3-8 will carry out rancour flat operation to generator stator line head end portion, rancour flat operation is accomplished the back, unclamp grab handle 22-3-5, twisted wire mechanism 22 is in automatic return under the effect of telescopic link 22-3-1, the generator stator is in can not be glued under the effect of linear bearing 22-3-6 bottom disc and play, twisted wire mechanism 22 return back presses down the button that falls on the work button 11-2, climbing mechanism 21 descends to the normal position automatically, and twisted wire operation is accomplished, and operating personnel takes off the generator stator from stator base 11-1 and places in the transfer chain and carry to finished product district.
Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution, and all of them shall fall within the scope of the claims of the present invention.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a twisted wire mechanism of generator stator twisted wire machine which characterized in that: including frame (10) and twist reverse line device (20), be provided with table surface (11) on frame (10), twist reverse line device (20) including climbing mechanism (21), twist reverse line mechanism (22) and adjustment mechanism (23), be provided with stator base (11-1) and operating button (11-2) on table surface (11), climbing mechanism (21) install in table surface (11) below, twist reverse line mechanism (22) install in table surface (11) top, adjustment mechanism (23) are fixed in on frame (10), climbing mechanism (21), twist reverse line mechanism (22), adjustment mechanism (23) and stator base (11-1) the center is located the same axis, twist reverse line mechanism (22) including rotatory piece (22-1), fixing base (22-2) and twist reverse line seat (22-3), the rotating block (22-1) is fixed on the fixed seat (22-2) and is connected with the adjusting mechanism through a connecting rod, and the lower part of the fixed seat (22-2) is connected with the wire twisting seat (22-3); the wire twisting seat (22-3) comprises a wire twisting seat I (22-3-2), a wire twisting seat II (22-3-3), a wire twisting seat III (22-3-4), a grab handle (22-3-5), linear bearings (22-3-6), a wire twisting rod (22-3-7) and a wire end guide block (22-3-8), wherein the wire twisting seat I (22-3-2), the wire twisting seat II (22-3-3) and the wire twisting seat III (22-3-4) are hollow and are sequentially connected, the linear bearings (22-3-6) are longitudinally arranged at the center of the wire twisting seat I (22-3-2), a transverse plate is arranged in the middle of the wire twisting seat II (22-3-3), the upper parts of the linear bearings (22-3-6) penetrate through the transverse plate and are fixed below the fixed seat (22-2), the bottom of the linear bearing (22-3-6) penetrates through the lower surface of the torsion wire seat III (22-3-4), the torsion wire seat I (22-3-2) and the torsion wire seat II (22-3-3) are connected through a telescopic rod (22-3-1) penetrating through the torsion wire seat I (22-3-2) and a limiting pull rod (22-3-9) connecting the torsion wire seat I (22-3-2) and the torsion wire seat II (22-3-3), the torsion wire seat II (22-3-3) and the torsion wire seat III (22-3-4) are connected through a spring rod (22-3-10) and a limiting rod (22-3-11) connecting the torsion wire seat II (22-3-3) and the torsion wire seat III (22-3-4), the side surfaces of the twisting seat I (22-3-2) and the twisting seat II (22-3-3) are provided with the grab handle (22-3-5), the lower part of the twisting seat III (22-3-4) is provided with the twisting rod (22-3-7), and one side, close to the twisting rod (22-3-7), of the lower part of the twisting seat (22-3) is also provided with the wire end guide block (22-3-8).
2. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: the middle of the fixed seat (22-2) is provided with a transverse rod which transversely penetrates through two ends of the fixed seat (22-2), the upper surface of the wire twisting seat (22-3) is provided with a plurality of telescopic rods (22-3-1) close to the outer circumferential edge of the fixed seat (22-2), and the transverse rod is matched with the telescopic rods (22-3-1) to limit the fixed seat (22-2).
3. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: one end, located on the upper surface of the twisting seat I (22-3-2), of the telescopic rod (22-3-1) is circumferentially provided with a spring, and the upper portion of the telescopic rod (22-3-1) is further provided with a limiting ring.
4. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: and a locking nut is arranged at one end part of the limiting rod (22-3-11) positioned on the upper surface of the torsion seat II (22-3-3) for limiting.
5. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: the spring rod (22-3-10) is arranged above the corresponding position of the torsion rod (22-3-7).
6. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: the end part of the lower end of the linear bearing (22-3-6) is a disc, and the periphery of the linear bearing (22-3-6) is wrapped with a spring.
7. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: the middle part of the twisting rod (22-3-7) is hollow.
8. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: the upper part of the wire end guide block (22-3-8) is also connected with a longitudinal connecting rod, and the top of the longitudinal connecting rod is connected with the bottom of the wire twisting seat II (22-3-3).
9. The twisting mechanism of a generator stator twisting machine as claimed in claim 1, wherein: a flat needle which is vertically arranged is arranged in the wire end guide block (22-3-8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811305165.4A CN109586521B (en) | 2018-11-05 | 2018-11-05 | Wire twisting mechanism of generator stator wire twisting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305165.4A CN109586521B (en) | 2018-11-05 | 2018-11-05 | Wire twisting mechanism of generator stator wire twisting machine |
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| CN109586521A CN109586521A (en) | 2019-04-05 |
| CN109586521B true CN109586521B (en) | 2020-06-02 |
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|---|---|
| CN109586521A (en) | 2019-04-05 |
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