CN207782624U - A kind of non-equal slot motor stator slot paper is inserted into the notch switching device of machine - Google Patents

Abstract

A kind of non-equal slot motor stator slot paper is inserted into the notch switching device of machine, it includes the swing rod that one end is movably articulated in rack, the movable end of swing rod is hinged on notch conversion block, directive wheel is installed in the middle part of swing rod, directive wheel is inserted into the guide groove of switching cam, and switching cam is connect with actuating unit, and drives its rotation by actuating unit, when switching cam rotates, swung by being oriented to wheel drive swing rod.The utility model has the beneficial effects that：1 is simple in structure, and production cost is low, improves the market competitiveness.2 unique groove profile switching mechanisms can make the equipment, and once property processes the functions of different groove profile motor stators, improves working efficiency, simplifies workflow, reduces production cost.3, it is moved using the effect of guide groove driving directive wheel band driven fork so that the swing of swing rod relies on guide groove progress so that swing rod stable movement is quiet.

Description

A kind of non-equal slot motor stator slot paper is inserted into the notch switching device of machine

Technical field

The utility model is related to a kind of motor stator process equipment, specifically a kind of non-equal slot motor stator slot paper is inserted into machine Notch switching device.

Background technology

In existing single-phase motor, stator winding is divided into main winding and auxiliary winding, considers that the power of motor, magnetic flux are uniformly distributed Property, efficiency, the number of turns, the span of major-minor winding are variant, and usually main winding the number of turns is more, span is big, and auxiliary winding the number of turns is few, span It is small.Due to the difference of major-minor umber of turn, coil section area is different, and conventional motors stator core uses equal slot stator built-in line, The low situation of auxiliary winding copper factor will occur.

So-called copper factor refers to the ratio between area and wire casing effective area of slot inside conductor, i.e., in K=n*Sn*S/An formulas： K--- copper factors, n--- conductor in parallel radicals, the sectional area of wire square millimeter that Sn--- is selected per slot number of lead wires, S---, An----- groove area square millimeters.Copper factor is bigger, indicates that filling is closer in slot, and copper factor is slighter, indicates filling in slot Loosely.

With regard to making full use of with for runnability for motor materials, the higher the better for copper factor.But copper factor is excessively high cause it is embedding Line is difficult, and the amount of labour and working hour increase, and are easy to damage insulation.Copper factor is too low, and conducting wire loosens in slot when motor operation, easily whips Bad insulation, in addition, slot internal pore is too small, can cause air conduction poor, influence the heat dissipation of coil, motor temperature rise is made to increase.Therefore Motor copper factor generally takes 75%~78%, is not more than 80%.

Therefore, in order to ensure that copper factor, improves motor performance, existing monophase machine is arranged not according to the size of major-minor winding With wire casing, form big sulculus motor stator, met with this it is discrepant in major-minor winding, it is average to meet copper factor And design.

But just because of the design of big sulculus, causes the required groove paper length of two kinds of groove profiles different, such as groove paper excessively is long, more Remaining groove paper can then cover notch, lead to the difficult even damage coil covering of embedding.It can lead to groove paper if groove paper is too short Wire casing can not be completely covered, it is caused to be slided in wire casing, or even cause groove paper to fall off in embedding.Therefore, it is installing at present It needs to be equipped with two kinds of groove papers when groove paper and is inserted into machines, after a kind of groove paper of groove profile is processed on a machine, refill and be fitted on other one Another groove paper is installed, therefore stator needs repeatedly to carry on platform groove paper insertion machine, multiple clamping positioning causes it to exist and takes Long, equipment investment is big, and working efficiency is low, the drawbacks such as production cost height.

Therefore, the applicant is in have invented Patent No.：" 201320134580.4 " entitled " non-equal slot motor stator slot The primary automatic paper-inserting machine of paper " solves the problems, such as last time.In the patent, unique groove profile switching mechanism can make the equipment once property The function of different groove profile motor stators is processed, working efficiency is improved, simplifies workflow, reduces production cost.But the technology Also driving cam rotates while driving turntable driving stator locating turntable rotation in scheme, when the big notch installation on stator When groove paper, cam is run to highest order, and jacking block is ejected outward, under the action of swing rod, notch conversion block is pulled to move out, Big notch thereon is enabled to be docked with forming tank.When the small-rabbet on stator installs groove paper, cam is run to lowest order, in tension spring Under the action of swing rod reset, pull notch conversion block inwardly move, enable small-rabbet thereon be docked with forming tank, realize big sulculus Conversion function.When swing rod resets, dependence is tension spring, therefore when swing rod resets is elastic reset, be easy to cause cam with Traveling wheel is hit, to send out operating noise and abrasion, it is therefore necessary to be improved further to it.

Utility model content

The purpose of this utility model is to overcome prior art there are the shortcomings that, it is high to provide a kind of production efficiency, work Stablize, a kind of non-equal slot motor stator slot paper for the low noise that operates steadily is inserted into the notch switching device of machine.

The utility model aim is realized with the following methods：A kind of notch that non-equal slot motor stator slot paper is inserted into machine is cut Changing device comprising one end is movably articulated in the swing rod in rack, and the movable end of swing rod is hinged on notch conversion block, in swing rod Portion is equipped with directive wheel, and directive wheel is inserted into the guide groove of switching cam, and switching cam is connect with actuating unit, and by engine Structure drives its rotation, when switching cam rotates, is swung by being oriented to wheel drive swing rod.

The switching cam is in the form of annular discs, is provided with guide groove on end face thereon, and directive wheel passes through connecting seat and swing rod Connection.

The guide groove is arranged around the rotary shaft of switching cam, and outer tongue and inner groovy are provided in guide groove, Outer tongue and the setting of inner groovy interval, are connected between adjacent outer tongue and inner groovy by link slot.

The outer tongue and inner groovy are each provided with two, are evenly distributed on switching cam.

The guiding well width, which is greater than or equal to, is oriented to wheel diameter.

The utility model has the beneficial effects that：1 is simple in structure, and production cost is low, improves the market competitiveness.2 unique slots Type switching mechanism can make the equipment, and once property processes the functions of different groove profile motor stators, improves working efficiency, simplifies work Flow reduces production cost.3, utilize the effect of guide groove driving directive wheel band driven fork move so that the swing of swing rod according to It is carried out by guide groove so that swing rod stable movement is quiet.

Description of the drawings

Fig. 1,2 are the utility model general assembly design sketch.

Fig. 3 is the utility model swing arm and switching cam installation diagram.

Fig. 4 is switching cam installation diagram in the utility model.

Fig. 5 is prior art construction schematic diagram.

Specific implementation mode

Specific further instruction is made to the utility model below in conjunction with the accompanying drawings.A kind of non-equal slot motor stator slot paper insertion The notch switching device of machine comprising one end is movably articulated in the swing rod 2 in rack 1, and the movable end of swing rod 2 is hinged on notch and turns Change block 3, the middle part of swing rod 2 is equipped with directive wheel 4, and directive wheel 4 is inserted into the guide groove 51 of switching cam 5, switching cam 5 with it is dynamic Force mechanisms connect, and drive its rotation by actuating unit, when switching cam 5 rotates, drive swing rod 2 to swing by directive wheel 4.

The switching cam 5 is in the form of annular discs, is provided with guide groove 51 on end face thereon, and directive wheel 4 passes through connecting seat 41 It is connect with swing rod.

The guide groove 51 is arranged around the rotary shaft of switching cam 5, be provided in guide groove 51 outer tongue 511 and Inner groovy 512, outer tongue 511 and the setting of the interval of inner groovy 512, pass through connection between adjacent outer tongue 511 and inner groovy 512 Slot 513 connects.

The outer tongue 511 and inner groovy 512 is each provided with two, is evenly distributed on switching cam.

The guiding well width, which is greater than or equal to, is oriented to wheel diameter.

Operation principle：The operation principle of groove paper machine please refers to entitled " the non-equal slot electricity of Patent No. 201320134580.4 " The primary automatic paper-inserting machine of machine stator groove paper ", specific in this not go into detail.Wherein it should be noted that：When big on stator When notch installs groove paper, directive wheel is run in outer tongue, since the eccentricity of outer tongue is more than inner groovy 512, conversion Cam 5 drives swing rod to move out by guide wheel, pulls notch conversion block 2 to move out, enables big notch and forming tank thereon Docking.When the small-rabbet on stator installs groove paper, directive wheel is run to inner groovy, since the eccentricity of inner groovy is less than evagination Slot, therefore switching cam driving swing rod inwardly moves, and realizes the conversion function of big sulculus.

Compared with traditional technology, what the swing rod in this case swung dependence is that directive wheel carries out in guide groove, utilizes indent The centering error driving swing rod of slot and outer tongue is swung, since directive wheel is mounted on using slip connection mode in guide groove, Have in driving swing rod motion process and operate steadily, the advantages that low noise, service wear is small, therefore can be widely used to promote.

Claims (5)

1. a kind of non-equal slot motor stator slot paper is inserted into the notch switching device of machine comprising one end is movably articulated in rack（1） On swing rod（2）, swing rod（2）Movable end be hinged on notch conversion block（3）, swing rod（2）Middle part directive wheel is installed（4）, Directive wheel（4）It is inserted into switching cam（5）Guide groove（51）It is interior, switching cam（5）It is connect with actuating unit, and by actuating unit Drive its rotation, switching cam（5）When rotation, pass through directive wheel（4）Drive swing rod（2）It swings.

2. a kind of non-equal slot motor stator slot paper according to claim 1 is inserted into the notch switching device of machine, feature exists In：The switching cam（5）It is in the form of annular discs, thereon guide groove is provided on end face（51）, directive wheel（4）Pass through connecting seat （41）It is connect with swing rod.

3. a kind of non-equal slot motor stator slot paper according to claim 1 is inserted into the notch switching device of machine, feature exists In：The guide groove（51）Around switching cam（5）Rotary shaft setting, guide groove（51）Inside it is provided with outer tongue （511）And inner groovy（512）, outer tongue（511）And inner groovy（512）Interval setting, adjacent outer tongue（511）With inner groovy （512）Between pass through link slot（513）Connection.

4. a kind of non-equal slot motor stator slot paper according to claim 3 is inserted into the notch switching device of machine, feature exists In：The outer tongue（511）And inner groovy（512）Two are each provided with, is evenly distributed on switching cam.

5. a kind of non-equal slot motor stator slot paper according to claim 1 is inserted into the notch switching device of machine, feature exists In：The guiding well width, which is greater than or equal to, is oriented to wheel diameter.