CN212183341U - Rotor coil head twisting equipment - Google Patents

Abstract

The utility model relates to a rotor coil turns round first equipment, which comprises a frame, a drive arrangement, rotor coil positioner and turn round first device, rotor coil positioner includes locating plate and closing device, the guide rail direction sliding fit of locating plate and frame, be provided with the axial through-hole on the locating plate, closing device compresses tightly the second drive arrangement of arm including compressing tightly the arm and drive, still be provided with radial mounting hole on the locating plate, radial mounting hole and axial through-hole intercommunication compress tightly the arm and set up in radial mounting hole, the one end and the second drive arrangement transmission that compress tightly the arm are connected. The utility model discloses a rotor coil turns round first equipment at the during operation, will wait to process rotor coil and install after in the axial through hole of locating plate, second drive arrangement drive compresses tightly the arm and can compress tightly fixed rotor coil of waiting to process in radial mounting hole radial movement, and this rotor coil positioner mainly comprises locating plate, compressing tightly arm and second drive arrangement, simple structure, the production preparation of being convenient for, and is with low costs.

Description

Rotor coil head twisting equipment

Technical Field

The utility model relates to a first equipment field is turned round to the coil, especially relates to a first equipment is turned round to rotor coil.

Background

The rotor winding is formed by connecting a certain number of armature coils according to a certain rule, is a circuit part of the direct current motor, and is also a part for generating electromagnetic torque to perform electromechanical energy conversion by induced electromotive force. The coil is wound by insulated round or rectangular section wire, and is embedded in the armature core slot in upper and lower layers, and the upper and lower layers and the coil and the armature core are properly insulated and pressed by slot wedges. The rotor coil twisting device is a device specially used for twisting the end of a rotor coil.

The utility model discloses a current chinese utility model patent that the bulletin number is CN 207732582U discloses a rotor coil turns round first machine, stretch device, positioner and turn round first device including frame and top, be equipped with the guide rail in the frame, seted up the dovetail on the guide rail, the top is stretched the device and is included that biax cylinder, top stretch the board and the top is stretched the head, and the top is stretched the board lower extreme and is equipped with the lug, is equipped with positioner on one side that biax cylinder was kept away from to the guide rail. The head twisting device comprises an outer rotating die and an inner rotating die matched with an outer rotating die shaft hole, wherein the inner wall of the outer rotating die and the outer wall of the inner rotating die are respectively provided with a corresponding caulking groove, an outer gear is fixedly connected onto the outer rotating die and is in transmission connection with an outer gear strip, an inner gear is fixedly connected onto the inner rotating die and is in transmission connection with an inner gear strip, and the outer gear strip and the inner gear strip are respectively driven by an outer hydraulic cylinder and an inner hydraulic cylinder. The positioning device comprises a positioning plate with an axial through hole, an inserting plate disc is arranged in the positioning plate, a central hole which is the same as the axial through hole in the central axis and has the same diameter is formed in the inserting plate disc, positioning grooves are formed in the inserting plate disc in the circumferential direction, and the number of the positioning grooves is the same as that of the rotor winding ends. The positioning groove is internally provided with an inserting piece, the contact side of the inserting piece and the bottom surface of the positioning groove is provided with a moving rod, and the moving rod is perpendicular to the inserting piece disc. The positioning groove bottom surface is opened and is provided with the bar hole that supplies the carriage release lever to pass, and the carriage release lever can remove so that the inserted sheet can radially remove in the bar hole. The positioning plate is provided with a driving device for driving the inserting pieces to move in the radial direction, and the driving device comprises a contraction ring which is arranged on the back of the inserting piece disc and connected with the moving rod. When the rotor coil twisting machine is used, a rotor is inserted into a central hole of the insert plate disc, and then the driving device drives the insert plate to move radially through the contraction ring to extrude the rotor arranged in the central hole, so that the rotor is fixed.

The defect of the prior art scheme is that the positioning device of the rotor coil twisting machine consists of a positioning plate, a plug sheet disc, a positioning groove, a plug sheet, a moving rod, a driving device and other parts, and has very complex structure and high production and manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotor coil turns round first equipment, its simple structure, the production preparation of being convenient for, it is with low costs.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a first equipment is turned round to rotor coil, includes frame, first drive arrangement, can lead the rotor coil positioner who removes and turn round the first device on the guide rail of frame, rotor coil positioner includes the locating plate and fixes the closing device who sets up on the locating plate, the locating plate with the guide rail direction sliding fit of frame is provided with the axial through-hole that is used for the installation to wait to process rotor coil on the locating plate, closing device is including the second drive arrangement who compresses tightly arm and drive compressing tightly the arm, still be provided with radial mounting hole on the locating plate, radial mounting hole with the axial through-hole intercommunication compresses tightly the arm and sets up in radial mounting hole, compresses tightly the one end and the transmission of second drive arrangement and is connected of arm, and the second drive arrangement drive compresses tightly the arm and radially removes in radial mounting hole in order to compress tightly fixed waiting to process rotor.

Through the technical scheme, the utility model discloses a rotor coil turns round first equipment at the during operation, will wait to process rotor coil and install after in the axial through hole of locating plate, second drive arrangement drive compresses tightly the arm and can compress tightly fixed rotor coil of waiting to process in radial mounting hole radial movement, and this rotor coil positioner mainly comprises locating plate, compressing tightly arm and second drive arrangement, simple structure, the production preparation of being convenient for, and is with low costs.

The utility model discloses can further configure to in a preferred example, the one end that is used for compressing tightly the rotor coil of waiting to process of compressing tightly the arm still is provided with the elastic extrusion piece, the elastic extrusion piece be with wait to process the arc structure of rotor coil's outer peripheral face adaptation laminating.

Through adopting above-mentioned technical scheme for the arm compresses tightly the rotor coil that will wait to process better and compresses tightly fixedly.

The utility model discloses can further configure to in a preferred example, first drive arrangement is hydraulic drive device, first hydraulic drive device's telescopic link and locating plate fixed connection.

Through adopting above-mentioned technical scheme for the drive power of locating plate is more sensitive, more stable.

The utility model discloses can further configure to in a preferred example, second drive arrangement fixed set up in the outside of locating plate, second drive arrangement are hydraulic drive device, and hydraulic drive device's telescopic link is articulated with the one end that compresses tightly the arm.

Through adopting above-mentioned technical scheme, make things convenient for second drive arrangement's installation fixed.

The utility model discloses can further configure to in a preferred example, the telescopic link is the acute angle with the contained angle that compresses tightly between the arm.

Through adopting above-mentioned technical scheme for it is compacter to compress tightly between pole and the arm to contract.

The utility model discloses can further configure to in a preferred example, turn round the head device including the installation casing and set up interior driving motor, outer driving motor, cylindric interior rotary die and the outer mould of turning round in the installation casing, the one end of interior rotary die is interior transmission end, and the other end of interior rotary die is interior twist head end, and the circumference is provided with the interior torsion structure that is used for twisting the inner circle end of the rotor coil that waits to process on the terminal surface of interior twist head end, and interior torsion structure and the inner circle end one-to-one of the rotor coil that waits to process; one end of the external rotation die is an external transmission end, the other end of the external rotation die is an external torsion head end, an external torsion structure for torsion of an outer ring end of the rotor coil to be processed is circumferentially arranged on the end face of the external torsion head end, and the external torsion structure corresponds to the outer ring end of the rotor coil to be processed one by one; the installation shell is provided with a rotation installation structure, the barrel of the outward rotating die is rotatably arranged in the rotation installation structure, the rotation axis of the barrel of the outward rotating die is the central axis of the rotation installation structure, the barrel of the inward rotating die is assembled in the barrel of the outward rotating die, the inward rotating die and the outward rotating die can rotate relatively, the rotation axes of the inward rotating die and the outward rotating die are the same, the inward driving motor and the outward driving motor are respectively in transmission connection with the inward transmission end and the outward transmission end, and the rotation directions of the inward rotating die and the outward rotating die are opposite.

Through adopting the technical scheme, the utility model discloses a rotor coil turns round first equipment is connected with the interior transmission end of interior spinning die and the transmission of the outer transmission end of outer spinning die respectively through interior driving motor and outer driving motor, rotates required motion space through the rotation of interior spinning die of pivoted mode drive and outer spinning die for the overall structure of this device is compacter, small and exquisite light, and occupation space resource is little.

The present invention may be further configured in a preferred embodiment such that the inner driving end of the inner rotary die and the outer driving end of the outer rotary die are located at the same side.

Through adopting above-mentioned technical scheme for interior driving motor can concentrate the setting with outer driving motor and be in the same place, makes device overall structure compacter.

The utility model discloses can further configure to in a preferred example, the interior caulking groove of twisting the structure for setting up on the terminal surface of the interior head end of twisting, the outer caulking groove of twisting the structure for setting up on the terminal surface of the outer head end of twisting.

The present invention can be further configured in a preferred embodiment, so that the external torsion structure is more convenient to be disposed.

Drawings

Fig. 1 is an overall structure schematic diagram of a rotor coil twisting device according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the twisting head device in fig. 1.

Fig. 3 is a top view of the twist head device of fig. 2.

Fig. 4 is a schematic structural view of the rotor coil positioning device in fig. 1.

Fig. 5 is a schematic view of the compression device of fig. 4 in an extended state.

Fig. 6 is a schematic view of the compacting apparatus of fig. 4 in a contracted state.

In the figure, 1, guide rail; 2. a first driving device; 3. a rotor coil positioning device; 31. positioning a plate; 32. a guide hole; 33. an axial through hole; 34. a radial mounting hole; 35. a pressing device; 351. a pressing arm; 352. a second driving device; 353. an elastic extrusion block; 4. a head twisting device; 41. installing a shell; 42. an internal drive motor; 43. an external drive motor; 44. inner gear teeth; 45. an internal torsion structure; 46. outer gear teeth; 47. an outer torsion structure; 5. a contact switch; 51. a feeler lever; 6. mounting a plate; 61. a position sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-6, the utility model discloses a rotor coil turns round first equipment, including frame, first drive arrangement 2, rotor coil positioner 3 and turn round first device 4, first drive arrangement 2 is hydraulic drive device. The rotor coil positioning device 3 includes a positioning plate 31 and a pressing device 35 fixedly disposed on the positioning plate 31. The rack is provided with a guide rail 1, the positioning plate 31 is provided with a guide hole 32, the guide hole 32 is in sliding fit with the guide rail 1, the telescopic rod of the first driving device 2 is fixedly connected with the positioning plate 31, and the rotor coil positioning device 3 is driven by the first driving device 2 to move on the guide rail 1 of the rack in a guiding manner. The positioning plate 31 is further provided with an axial through hole 33 for mounting a rotor coil to be processed, the positioning plate 31 is further provided with a radial mounting hole 34, and the radial mounting hole 34 is communicated with the axial through hole 33.

Referring to fig. 4 to 6, the pressing device 35 includes a pressing arm 351 and a second driving device 352 for driving the pressing arm 351, the second driving device 352 is fixedly disposed outside the positioning plate 31, the second driving device 352 is a hydraulic driving device, an expansion rod of the hydraulic driving device is hinged to one end of the pressing arm 351, and an included angle between the expansion rod and the pressing arm 351 is an acute angle. The pressing arm 351 is arranged in the radial mounting hole 34, one end, used for pressing the rotor coil to be processed, of the pressing arm 351 is further provided with an elastic pressing block 353, and the elastic pressing block 353 is of an arc-shaped structure matched with the outer peripheral face of the rotor coil to be processed in an adaptive mode, so that the pressing arm 351 can better press and fix the rotor coil to be processed.

Referring to fig. 5 and 6, in operation, the telescopic link of second drive arrangement 352 is changed into the in-process of shrink state by the state of stretching out, and the telescopic link is flexible to be driven and is compressed tightly arm 351 radial displacement in radial mounting hole 34, and the telescopic link is in the contained angle between the shrink state telescopic link and the arm 351 becomes 90, because second drive arrangement 352 fixes on locating plate 31 so ascending displacement can not take place during the telescopic link shrink, and the length that compresses tightly arm 351 is unchangeable, so compress tightly arm 351 can the downward displacement and compress tightly the fixed rotor coil of treating processing certainly.

The structure of the head twisting device 4 is preferably as follows in this embodiment, but it is needless to say that the head twisting device 4 in this embodiment may not be adopted in other embodiments, and a head twisting device in the prior art, for example, a head twisting device adopted in the chinese utility model patent with the publication number CN 207732582U in the background art, may be adopted.

Referring to fig. 2 and 3, the twisting head device 4 in the present embodiment preferably includes a mounting case 41, and an inner driving motor 42, an outer driving motor 43, a cylindrical inner rotary die, and an outer rotary die which are provided in the mounting case 41. The installation shell 41 is provided with a rotating installation structure, the rotating installation structure is an installation hole formed in the installation shell 41, a bearing is arranged in the installation hole, the barrel of the outward rotating die is rotatably arranged in the installation hole through the bearing, the rotating axis of the barrel of the outward rotating die is the central axis of the rotating axis, the barrel of the inward rotating die is assembled in the barrel of the outward rotating die, and the inward rotating die and the outward rotating die can rotate relatively. In this embodiment, it is preferable that the outer diameter of the cylinder of the inside spinning die is the same as the inner diameter of the cylinder of the outside spinning die; in other embodiments, the outer diameter of the cylinder of the internal rotary die may be smaller than the inner diameter of the cylinder of the external rotary die, and a bearing may be disposed between the cylinder of the internal rotary die and the cylinder of the external rotary die.

With continued reference to fig. 2 and 3, one end of the internal rotation die is an internal transmission end and the other end of the internal rotation die is an internal twist head end. The outer peripheral surface of the inner transmission end is circumferentially provided with inner gear teeth 44; an internal torsion structure 45 for twisting the inner ring end of the rotor coil to be processed is circumferentially arranged on the end face of the internal torsion head end, the internal torsion structure 45 is an embedded groove arranged on the end face of the internal torsion head end, and the internal torsion structure 45 corresponds to the inner ring end of the rotor coil to be processed one by one.

With continued reference to fig. 2 and 3, one end of the outward rotating die is an outward transmission end and the other end of the outward rotating die is an outward twisting head end. An outer twisting structure 47 used for twisting the outer ring end of the rotor coil to be processed is circumferentially arranged on the end face of the outer twisting head end, the outer twisting structure 47 is an embedded groove formed in the end face of the outer twisting head end, and the outer twisting structure 47 corresponds to the outer ring end of the rotor coil to be processed one by one. Outer gear teeth 46 are circumferentially disposed on the outer peripheral surface of the outer drive end. Interior driving motor 42 main shaft is connected through gear drive with interior transmission end, and outer driving motor 43 main shaft is connected through gear drive with outer transmission end, and interior rotary die of interior driving motor 42 drive rotates along the opposite direction with outer rotary die rotation direction, and gear drive's transmission mode makes the rotation of interior rotary die and outer rotary die more accurate, stable. When the rotor coil twisting device works, the ends of the inner ring and the outer ring of the rotor coil are inserted into the caulking grooves, and then the inner rotary die and the outer rotary die rotate to achieve twisting of the ends of the inner ring and the outer ring of the rotor coil. Wherein, the inner transmission end of the inner rotary die and the outer transmission end of the outer rotary die are positioned at the same side, so that the inner driving motor 42 and the outer driving motor 43 can be intensively arranged together, and the whole structure of the device is more compact.

With continued reference to fig. 2 and 3, the twisting head device 4 is further provided with a contact switch 5 for starting the inner driving motor 42 and the outer driving motor 43, the contact switch 5 is electrically connected with the inner driving motor 42 and the outer driving motor 43, and a contact rod 51 of the contact switch 5 is inserted into the cylinder of the inner rotary die for contacting with the shaft of the rotor coil to be processed. When the rotor winding automatic starting device works, when the ends of the inner ring and the outer ring of the rotor winding are inserted into the inner torsion structure 46 and the outer torsion structure 47, the shaft of the rotor winding to be processed is contacted with the contact rod 51, and the contact switch 5 is triggered to start the inner driving motor 42 and the outer driving motor 43, so that the automatic starting of the inner driving motor 42 and the outer driving motor 43 is realized, and the operation is convenient.

With continued reference to fig. 2 and 3, the mounting housing 41 is further provided with a position sensor 61 for detecting the rotation positions of the inner rotary die and the outer rotary die, and the position sensor 61 is electrically connected with the inner driving motor 42 and the outer driving motor 43. The upper part of the mounting shell 41 is provided with a mounting plate 6 for mounting the position sensor 61, the mounting plate 6 is positioned above the inner transmission end and the outer transmission end, and the position sensor 61 is fixed on the mounting plate 6 through bolts. When the internal rotating die and the external rotating die reach the preset positions during operation, the position sensor 61 sends out control signals to control the internal driving motor 42 and the external driving motor 43 to stop rotating, so that the accurate and automatic stop of the internal rotating die and the external rotating die is realized.

The implementation principle of the embodiment is as follows: the utility model discloses a rotor coil turns round first equipment and at the during operation, will wait to process rotor coil earlier and install in the axial through hole 33 of locating plate 31, then second drive arrangement 352 drive compresses tightly arm 351 radially to remove in radial mounting hole 34 and compresses tightly the fixed rotor coil that waits to process. Then the first driving device 2 drives the rotor coil to be processed to move towards the twisting head device 4, when the ends of the inner and outer rings of the rotor coil are inserted into the caulking grooves, the shaft of the rotor coil to be processed is contacted with the contact rod 51, the contact switch 5 is triggered to start the inner driving motor 42 and the outer driving motor 43, the outer rotary die and the inner rotary die rotate in opposite directions to realize the twisting of the ends of the rotor coil, and when the position sensor 61 detects that the outer rotary die and the inner rotary die rotate to preset positions, an electric signal is sent out to control the inner driving motor 42 and the outer driving motor 43 to be closed. The utility model discloses a first equipment is turned round to rotor coil, its rotor coil positioner 3 mainly comprises locating plate 31, compressing tightly arm 351 and second drive arrangement 352, simple structure, the production preparation of being convenient for, and is with low costs. Moreover, the inner driving motor 42 and the outer driving motor 43 are respectively in transmission connection with the inner transmission end of the inner rotary die and the outer transmission end of the outer rotary die, the inner rotary die and the outer rotary die are driven to rotate in a rotating mode, and the movement space required by rotation is small, so that the whole structure of the device is more compact, small and portable, and the occupied space resource is small; moreover, the device has higher automation degree and can effectively save manpower.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A rotor coil head twisting device comprises a frame, a first driving device (2), a rotor coil positioning device (3) capable of guiding and moving on a guide rail (1) of the frame and a head twisting device (4), and is characterized in that: the rotor coil positioning device (3) comprises a positioning plate (31) and a pressing device (35) fixedly arranged on the positioning plate (31), the positioning plate (31) is in guide sliding fit with the guide rail (1) of the frame, an axial through hole (33) for mounting a rotor coil to be processed is arranged on the positioning plate (31), the pressing device (35) comprises a pressing arm (351) and a second driving device (352) for driving the pressing arm (351), the positioning plate (31) is further provided with a radial mounting hole (34), the radial mounting hole (34) is communicated with the axial through hole (33), the pressing arm (351) is arranged in the radial mounting hole (34), one end of the pressing arm (351) is in transmission connection with the second driving device (352), and the second driving device (352) drives the pressing arm (351) to move radially in the radial mounting hole (34) so as to press and fix the to-be-processed rotor coil.

2. The rotor coil twisting apparatus according to claim 1, wherein: one end, used for compressing tightly the rotor coil that waits to process, of compressing arm (351) still is provided with elasticity extrusion piece (353), and elasticity extrusion piece (353) are the arc structure of laminating with the outer peripheral face adaptation of the rotor coil that waits to process.

3. The rotor coil twisting apparatus according to claim 1, wherein: the first driving device (2) is a hydraulic driving device, and a telescopic rod of the first hydraulic driving device is fixedly connected with the positioning plate (31).

4. The rotor coil twisting apparatus according to claim 1, wherein: the second driving device (352) is fixedly arranged outside the positioning plate (31), the second driving device (352) is a hydraulic driving device, and a telescopic rod of the hydraulic driving device is hinged to one end of the pressing arm (351).

5. The rotor coil twisting apparatus according to claim 4, wherein: the included angle between the telescopic rod and the pressing arm (351) is an acute angle.

6. The rotor coil twisting apparatus according to claim 1, wherein: the twisting head device (4) comprises a mounting shell (41), and an inner driving motor (42), an outer driving motor (43), a cylindrical inner rotating die and an outer rotating die which are arranged in the mounting shell (41), wherein one end of the inner rotating die is an inner transmission end, the other end of the inner rotating die is an inner twisting head end, an inner twisting structure (45) used for twisting the end head of the inner ring of the rotor coil to be processed is circumferentially arranged on the end surface of the inner twisting head end, and the inner twisting structures (45) correspond to the end heads of the inner ring of the rotor coil to be processed one by one; one end of the external rotation die is an external transmission end, the other end of the external rotation die is an external torsion head end, an external torsion structure (47) for twisting the outer ring end of the rotor coil to be processed is circumferentially arranged on the end face of the external torsion head end, and the external torsion structures (47) correspond to the outer ring end of the rotor coil to be processed one by one; the installation shell (41) is provided with a rotating installation structure, the barrel of the outward rotating die is rotatably arranged in the rotating installation structure, the rotating axis of the barrel of the outward rotating die is the central axis, the barrel of the inward rotating die is assembled in the barrel of the outward rotating die, the inward rotating die and the outward rotating die can rotate relatively, the rotating axes of the inward rotating die and the outward rotating die are the same, the inner driving motor (42) and the outer driving motor (43) are respectively in transmission connection with the inner transmission end and the outer transmission end, and the rotating directions of the inward rotating die and the outward rotating die are opposite.

7. The rotor coil twisting apparatus according to claim 6, wherein: the inner transmission end of the inner rotary die and the outer transmission end of the outer rotary die are positioned on the same side.

8. The rotor coil twisting apparatus according to claim 7, wherein: the internal torsion structure (45) is a caulking groove arranged on the end face of the internal torsion head end, and the external torsion structure (47) is a caulking groove arranged on the end face of the external torsion head end.

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