CN113300186A - Motor commutator processing is with reaming hole and turning excircle integration equipment - Google Patents
Motor commutator processing is with reaming hole and turning excircle integration equipment Download PDFInfo
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- CN113300186A CN113300186A CN202110633103.1A CN202110633103A CN113300186A CN 113300186 A CN113300186 A CN 113300186A CN 202110633103 A CN202110633103 A CN 202110633103A CN 113300186 A CN113300186 A CN 113300186A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/06—Manufacture of commutators
Abstract
The invention discloses an integrated device for reaming an inner hole and turning an outer circle for machining a motor commutator; belongs to the technical field of commutator processing equipment; the technical key point of the device comprises a machine table, wherein a first support is arranged on one side edge of the machine table, and a clamping device is arranged on the first support; a horizontal sliding seat is arranged on the machine table at the side of the clamping device, and a clamping head is rotatably arranged on the horizontal sliding seat; one end of the clamping head is connected with a mandrel which is matched with the clamping device and has the same axis as the clamping device; the mandrel comprises a reaming part formed at the free end, and a positioning part and a guide part which are sequentially connected behind the reaming part and have the same axle center; an excircle turning mechanism and an automatic feeding mechanism matched with the clamping device are respectively arranged on the machine tables on two sides of the area between the clamping device and the horizontal sliding seat; the invention aims to provide the motor commutator machining hinge inner hole and turning outer circle integrated equipment which is compact in structure, high in machining efficiency and consistent in concentricity; the device is used for turning the outer circle and hinging the inner hole of the commutator.
Description
Technical Field
The invention relates to commutator processing equipment, in particular to motor commutator processing integrated equipment for reaming inner holes and turning outer circles.
Background
In the machining process of the motor commutator, two procedures of reaming and turning an outer circle are needed to ensure concentricity. In the prior art, reaming and cylindrical turning are performed by two separate devices. In this way, there are the following problems: firstly, the parts are carried between two devices, so that the operation difficulty is increased, the labor intensity of workers is increased, meanwhile, the parts collide with each other in the carrying process, and the rejection rate is increased; secondly, two independent equipment processing, the concentricity depends on the precision of two sets of independent equipment, and middle transport link also easily causes the excircle to change and then central point when influencing the hinge hole to influence product quality.
Disclosure of Invention
The invention aims to provide the equipment integrating the reaming inner hole and the turning outer circle for machining the motor commutator, which has the advantages of compact structure, high machining efficiency and consistent concentricity, and overcomes the defects of the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a motor commutator processing is with hinge hole and turning excircle integration equipment, includes the board, one of them side of board is provided with first support, is provided with the centre gripping on first support and treats processing commutator semi-manufactured goods clamping device.
A horizontal sliding seat is arranged on the machine table at the side of the clamping device, the horizontal sliding seat is connected with a horizontal moving mechanism which moves along the axial direction of the clamping device, and a clamping head is rotatably arranged on the horizontal sliding seat; one end of the clamping head is connected with a mandrel which is matched with the clamping device and has the same axis, and the other end of the clamping head is connected with a rotary driving motor through a coupler.
The mandrel comprises a reaming part formed at the free end, and a positioning part and a guide part which are sequentially connected behind the reaming part and have the same axis; the hinge hole part and the guide part are of columnar structures, and the positioning part is of a circular truncated cone structure; the outer diameter of one end of the positioning part connected with the guide part is the same as that of the guide part, and the outer diameter of one end of the positioning part connected with the hinge hole part is smaller than that of the hinge hole part; the outer diameter of the hinge hole part is smaller than that of the guide part; a material discharging mechanism is movably sleeved on the guide part.
An excircle turning mechanism is arranged on the machine table on one side of the area between the clamping device and the horizontal sliding seat, and an automatic feeding mechanism matched with the clamping device is arranged on the other side of the area.
The clamping device is matched with the reaming part for reaming; after the reaming is finished, the mandrel continues to drive the commutator semi-finished product to be machined to enter the positioning part and then retreats, and the excircle turning mechanism is used for turning the commutator semi-finished product to be machined on the mandrel.
In the above integrated equipment for machining the hinge inner hole and the turning outer circle of the motor commutator, the horizontal moving mechanism comprises two first linear slide rails which are parallel to each other along the axial direction of the clamping device and are arranged at intervals, the horizontal sliding seat is arranged on the first linear slide rails in a sliding manner, a first lead screw which is parallel to the first linear slide rails is arranged on a machine table below the horizontal sliding seat through a shaft seat, and one end of the first lead screw is connected with a first driving motor; the bottom of the horizontal sliding seat is provided with a first driving block in threaded connection with the first screw rod.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, arrange the material mechanism and establish the row of material cover at the guide part including the cover, arrange the material cover and be connected with the link frame, be provided with row material cylinder in the centre gripping head left and right sides symmetry respectively, each row material cylinder piston rod free end respectively with link frame both sides fixed connection.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, the turning outer circle mechanism includes two-dimensional moving platform, is provided with the turning seat on two-dimensional moving platform, is provided with the turning sword on the turning seat, is provided with travel switch at the turning sword side.
And the turning seat is provided with a fine adjustment mechanism along the direction vertical to the central spindle.
When the vehicle is in excircle turning, the two-dimensional moving platform drives the turning knife to move to the side edge of the commutator semi-finished product to be machined and moves along the axial direction of the mandrel to turn the excircle of the commutator semi-finished product to be machined.
In the above integrated equipment for machining the hinge inner hole and turning the outer circle of the motor commutator, the two-dimensional moving platform comprises two second linear slide rails arranged parallel to the central axis of the clamping device, slide plates are connected on the two second linear slide rails in a sliding manner, a machine table below the slide plates is connected with a second lead screw parallel to the second linear slide rails through a shaft seat, and one end of the second lead screw is connected with a second driving motor; and a second driving block in threaded connection with a second screw rod is arranged at the bottom of the sliding plate.
Two third linear sliding rails are arranged on the sliding plate along the direction vertical to the second linear sliding rails, the turning seat is connected between the two third linear sliding rails in a sliding manner, a third screw rod parallel to the third linear sliding rails is connected to the sliding plate below the turning seat through an axle seat, and a third driving motor is connected to one end of the third screw rod; and a third driving block in threaded connection with a third screw rod is arranged at the bottom of the turning seat.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, fine-tuning includes that parallel third linear slide rail and interval set up two fourth linear slide rails on the turning seat, is provided with the fine-tuning seat on the turning seat between two fourth linear slide rails, and the level is provided with micrometer head on the fine-tuning seat, micrometer head's test post and turning seat fixed connection.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, automatic feed mechanism is provided with the support including setting up the mounting bracket on the board on the mounting bracket, is provided with two guide bars along the horizontal direction interval on the support, is connected with the connecting block at the guide bar towards clamping device's one end, is connected with the feed rod along the horizontal direction on the connecting block, is provided with at the feed rod front end to be used for placing the elasticity clamp groove of treating processing commutator semi-manufactured goods, is provided with pushing equipment on the feed rod of elasticity clamp groove side.
A feeding cylinder parallel to the guide rod is arranged on the mounting frame, and the free end of a piston rod of the feeding cylinder is connected with the connecting block;
be provided with the vibration feed dish on the board of mounting bracket side, the discharge end of vibration feed dish is relative with the feed pole.
When the feeding cylinder is in a contraction state, the elastic clamping groove is opposite to the discharge end of the vibration feeding disc, and a semi-finished product of the commutator to be processed on the vibration feeding disc automatically enters the elastic clamping groove; when the feeding cylinder is in an extending state, the elastic clamping groove is opposite to the clamping device, and the pushing mechanism pushes the commutator to be processed semi-finished product on the elastic clamping groove into the clamping device.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, pushing equipment comprises the suspension that sets up the feed bar upper end of elasticity clamp groove side, the level sets up on the suspension and with the relative material cylinder that pushes away of elasticity clamp groove and set up and push away the stub bar that the free end of material cylinder piston rod and the commutator semi-manufactured goods matched with of treating processing in the elasticity clamp groove.
In foretell motor commutator processing is with hinge hole and turning excircle integration equipment, the elasticity presss from both sides the groove including articulating the arc piece at the feed bar free end, has the arc breach with arc piece matched with at the feed bar free end shaping.
The linkage rod is arranged at the lower end of the arc-shaped block, the first positioning hole is formed in the linkage rod, the second positioning hole is formed in the material supply rod on the side edge of the arc-shaped notch, the linkage rod is connected with the material supply rod through a torsional spring, and two end feet of the torsional spring are hinged in the first positioning hole and the second positioning hole respectively.
Under the initial state, the torsion spring is in a normal state, and the width of a clamping groove formed by matching the arc-shaped block and the arc-shaped notch is smaller than the outer diameter of a semi-finished product of the commutator to be processed.
Be provided with spacing guide block on the mounting bracket, spacing guide block is located the feed bar one side of keeping away from vibration feed dish and just is relative with vibration feed dish discharge end.
The free end of the limiting guide block is provided with a guide inclined plane, the side face of the arc-shaped block is provided with a deflector rod matched with the guide inclined plane, when the feeding cylinder is in a contraction state, the deflector rod is abutted against the guide inclined plane, the torsion spring is in a compression state, and the width of a clamping groove formed by matching the arc-shaped block and the arc-shaped notch is larger than the outer diameter of a semi-finished product of the commutator to be processed.
By adopting the structure, the coaxial hinge hole part for the hinge inner hole and the positioning part for turning the excircle are skillfully formed on the mandrel, so that the hinge inner hole and the turning excircle both use the same mandrel, the complete coaxiality of the inner hole and the excircle of the processed commutator semi-finished product is effectively ensured, the quality of the product is ensured, and the stability is extremely high. Through the core shaft of ingenious design, combine hinge hole and turning excircle, saved middle transport link, not only improved work efficiency, reduced the rejection rate that the transport caused moreover, reduced the manufacturing cost of product effectively.
Drawings
The invention will be further described in detail with reference to examples of embodiments shown in the drawings to which, however, the invention is not restricted.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged partial schematic view at A of FIG. 1;
FIG. 3 is an enlarged partial schematic view at B of FIG. 1;
FIG. 4 is a schematic view of the automatic feeding mechanism of the present invention;
FIG. 5 is an enlarged partial schematic view of the spring clip groove at C of FIG. 4 in an initial state;
FIG. 6 is an enlarged partial schematic view of the spring clip groove of FIG. 4 in an open condition;
figure 7 is a schematic view of the construction of the mandrel of the present invention.
In the figure: 1. a machine platform; 2. a first support; 3. a clamping device; 4. a horizontal sliding seat; 5. a horizontal movement mechanism; 5a, a first linear slide rail; 5b, a first screw rod; 5c, a first driving motor; 6. a clamping head; 7. a mandrel; 7a, a hinge hole part; 7b, a positioning part; 7c, a guide part; 8. a rotary drive motor; 9. a discharge mechanism; 9a, a discharging sleeve; 9b, a linkage frame; 9c, a discharge air cylinder; 10. turning the outer circle mechanism; 10a, turning a seat; 10b, turning a cutter; 10c, a travel switch; 11. an automatic feeding mechanism; 11a, a mounting rack; 11b, a support; 11c, a guide rod; 11d, connecting blocks; 11e, a feed rod; 11f, an elastic clamping groove; 11g, a feeding cylinder; 11h, vibrating the feeding plate; 11i, arc-shaped blocks; 11j, an arc-shaped notch; 11k, a linkage rod; 11l, torsion spring; 11m, a limit guide block; 11n, a guide inclined plane; 11o, a deflector rod; 12. a two-dimensional moving platform; 12a, a second linear slide; 12b, a slide plate; 12c, a second screw rod; 12d, a second driving motor; 12e, a third linear slide rail; 12f, a third screw rod; 12g, a third driving motor; 13. a fine adjustment mechanism; 13a, a fourth linear slide; 13b, a fine adjustment seat; 13c, a micrometer head; 14. a material pushing mechanism; 14a, a suspension; 14b, a material pushing cylinder; 14c, a material pushing head; 15. a negative pressure suction pipe; 16. a photoelectric sensor.
Detailed Description
Referring to fig. 1 to 7, the motor commutator machining hinge inner hole and turning outer circle integrated equipment comprises a machine table 1, wherein a first support 2 is arranged on one side edge of the machine table 1, and a clamping device 3 for clamping a commutator to be machined semi-finished product is arranged on the first support 2. The clamping device is the prior art in the field, and can adopt two types of mechanism clamping and pneumatic clamping according to the situation of field matched equipment. It is not the technical point to be protected by the present invention, and the detailed structure thereof will not be described herein.
In order to avoid dust raising in the process of reaming the inner hole, a negative pressure suction pipe is connected to the clamping hole of the clamping device in a conduction mode, and the negative pressure suction pipe 15 can be connected with an independent dust removal structure and can also be connected with a dust removal system in a production field. Of course, a negative pressure suction pipe may be disposed outside the clamping device, which is also a conventional technical means in the field, and is not a technical point to be protected by the present invention, and will not be described herein again.
A horizontal sliding seat 4 is arranged on the machine table 1 at the side of the clamping device 3, the horizontal sliding seat 4 is connected with a horizontal moving mechanism 5 which moves along the axial direction of the clamping device 3, and a clamping head 6 is rotatably arranged on the horizontal sliding seat 4; one end of the clamping head 6 is connected with a mandrel 7 which is matched with the clamping device 3 and has the same axis, and the other end is connected with a rotary driving motor 8 through a coupling.
The mandrel 7 comprises a reaming part 7a formed at the free end, and a positioning part 7b and a guide part 7c which are sequentially connected behind the reaming part 7a and have the same axis; the hinge hole part 7a and the guide part 7c are of a columnar structure, the positioning part 7b is of a circular truncated cone structure, the difference between the bottom surface diameter and the top surface diameter of the circular truncated cone is 0.06-0.1mm, the included angle formed by a circular truncated cone generatrix and the axis of the circular truncated cone is 0.1-0.4 degrees, and the specific numerical value is selected, so that when a commutator semi-finished product is sleeved into a preset position of the positioning part, the diameter of the positioning part area covered by the commutator semi-finished product is larger than the outer diameter of the hinge hole part, the complete interference contact between the inner hole of the commutator semi-finished product and the positioning part is ensured, and the stability is ensured.
The outer diameter of one end of the positioning part 7b connected with the guide part 7c is the same as that of the guide part 7c, and the outer diameter of one end of the positioning part 7b connected with the reaming part 7a is smaller than that of the reaming part 7 a; the outer diameter of the hinge hole portion 7a is smaller than that of the guide portion 7 c.
A discharging mechanism 9 is movably sleeved on the guide part 7 c. The automatic output of the commutator semi-finished products is realized through the discharging mechanism, and the working efficiency is improved.
An excircle turning mechanism 10 is arranged on the machine table 1 on one side of the area between the clamping device 3 and the horizontal sliding seat 4, and an automatic feeding mechanism 11 matched with the clamping device is arranged on the other side of the area. A discharge hole is arranged on the machine table between the mandrel and the clamping device.
The clamping device 3 is matched with the reaming part 7a for reaming; after the reaming is finished, the mandrel 7 continues to move forward to enable the commutator semi-finished product to be machined to enter the positioning part and then retreat, and the excircle turning mechanism 10 is used for turning the excircle of the commutator semi-finished product to be machined on the mandrel 7.
The two machining processes are completed by one mandrel ingeniously, and in the two machining process procedures, the commutator semi-finished product is subjected to axis positioning by all mandrels, so that collision during product carrying is completely avoided, the condition that an inner hole and an outer circle are not concentric is also completely avoided, and the quality and the stability of the product are greatly guaranteed.
Preferably, the horizontal moving mechanism 5 comprises two first linear sliding rails 5a which are axially parallel to each other along the clamping device 3 and are arranged at intervals, the horizontal sliding seat 4 is slidably arranged on the first linear sliding rails 5a, a first screw rod 5b which is parallel to the first linear sliding rails 5a is arranged on the machine table 1 below the horizontal sliding seat 4 through a shaft seat, and one end of the first screw rod 5b is connected with a first driving motor 5 c; the bottom of the horizontal sliding seat 4 is provided with a first driving block in threaded connection with a first screw rod 5 b.
Preferably, the discharging mechanism 9 comprises a discharging sleeve 9a sleeved on the guide part 7c, the discharging sleeve 9a is connected with a linkage frame 9b, the left side and the right side of the clamping head 6 are respectively and symmetrically provided with a discharging cylinder 9c, and the free end of a piston rod of each discharging cylinder 9c is respectively and fixedly connected with the two sides of the linkage frame 9 b. When the outer circle of the vehicle is finished, the discharging air cylinders act simultaneously, and the semi-finished product of the commutator is pushed out of the mandrel through the discharging sleeve and falls into the discharging holes.
In this embodiment, the excircle turning mechanism 10 includes a two-dimensional moving platform 12, a turning seat 10a is provided on the two-dimensional moving platform 12, a turning tool 10b is provided on the turning seat 10a, and a travel switch 10c is provided on a side edge of the turning tool 10 b; the travel switch is used for controlling the travel distance of the turning cutter along the axial direction of the mandrel.
The turning seat 10a is provided with a fine adjustment mechanism 13 along the direction vertical to the mandrel 7; the fine adjustment mechanism is used for controlling the turning depth of the turning cutter along the radial direction of the mandrel.
When the vehicle is in excircle turning, the two-dimensional moving platform drives the turning tool 10b to move to the side edge of the commutator semi-finished product to be machined and moves axially along the mandrel 7 to turn the excircle of the commutator semi-finished product to be machined.
Preferably, the two-dimensional moving platform 12 includes two second linear sliding rails 12a arranged parallel to the central axis of the clamping device 3, sliding plates 12b are connected to the two second linear sliding rails 12a in a sliding manner, a second lead screw 12c parallel to the second linear sliding rails 12a is connected to the machine table 1 below the sliding plates 12b through a shaft seat, and a second driving motor 12d is connected to one end of the second lead screw 12 c; and a second driving block in threaded connection with a second screw rod 12c is arranged at the bottom of the sliding plate 12 b.
Two third linear sliding rails 12e are arranged on the sliding plate 12b along a direction perpendicular to the second linear sliding rails 12a, the turning seat 10a is slidably connected between the two third linear sliding rails 12e, the sliding plate 12b below the turning seat 10a is connected with a third screw rod 12f parallel to the third linear sliding rails 12e through a shaft seat, and one end of the third screw rod 12f is connected with a third driving motor 12 g; and a third driving block in threaded connection with a third screw rod 12f is arranged at the bottom of the turning seat 10 a.
Through two-dimensional moving platform, when can realizing the turning, the precision displacement of turning sword along dabber axial and radial guarantees the accuracy of turning.
Further preferably, the fine adjustment mechanism 13 includes two fourth linear slide rails 13a parallel to the third linear slide rail and disposed on the turning seat 10a at an interval, a fine adjustment seat 13b is disposed on the turning seat 10a between the two fourth linear slide rails 13a, a micrometer head 13c is horizontally disposed on the fine adjustment seat 13b, and a test column of the micrometer head 13c is fixedly connected with the turning seat 10 a. The specific structure of the micrometer head, i.e. the micrometer head used on the micrometer, is the prior art and is not described herein again.
Referring to fig. 4, in this embodiment, the automatic feeding mechanism 11 includes an installation frame 11a disposed on the machine platform 1, a support 11b is disposed on the installation frame 11a, two guide rods 11c are disposed on the support 11b at intervals along the horizontal direction, a connection block 11d is connected to one end of each guide rod 11c facing the clamping device 3, a feeding rod 11e is connected to the upper end of the connection block 11d along the horizontal direction, an elastic clamping groove 11f for placing a to-be-processed commutator semi-finished product is disposed at the front end of the feeding rod 11e, and a material pushing mechanism 14 is disposed on the feeding rod 11e at the side of the elastic clamping groove 11 f.
A feeding cylinder 11g parallel to the guide rod 11c is provided on the mounting bracket 11a, and the free end of the piston rod of the feeding cylinder 11g is connected with the connecting block 11 d.
A vibrating feeding disc 11h is arranged on the machine table 1 on the side of the mounting frame 11a, and the discharging end of the vibrating feeding disc 11h is opposite to the feeding rod 11 e.
When the feeding cylinder 11g is in a contracted state, the elastic clamp groove 11f is opposite to the discharging end of the vibrating feeding plate 11h, and is located at the feeding station. The semi-finished product of the commutator to be processed on the vibration feeding disc 11h automatically enters the elastic clamping groove 11 f; when the feeding cylinder 11g is in an extending state, the elastic clamping groove 11f is opposite to the clamping device 3, the elastic clamping groove is located at a discharging station, and the pushing mechanism 14 pushes the commutator to be processed semi-finished product located on the elastic clamping groove 11f into the clamping device 3.
Preferably, the pushing mechanism 14 comprises a suspension 14a disposed at the upper end of a feeding rod 11e at the side of the elastic clamp groove 11f, a pushing cylinder 14b horizontally disposed on the suspension 14a and opposite to the elastic clamp groove 11f, and a pushing head 14c disposed at the free end of a piston rod of the pushing cylinder 14b and matched with a commutator semi-finished product to be processed in the elastic clamp groove 11 f. When the elastic clamp groove reaches the discharging station, the material pushing cylinder pushes the commutator semi-finished product in the elastic clamp groove into the clamping hole of the clamping device, the commutator semi-finished product is clamped and fixed by the clamping device, and then the inner hole is reamed on the commutator semi-finished product by the turning part at the front end of the mandrel.
Further preferably, in order to ensure that the commutator semi-finished product cannot shift during the conveying process and ensure the conveying precision, the elastic clamp groove 11f comprises an arc-shaped block 11i hinged at the free end of the feeding rod 11e, and an arc-shaped notch 11j matched with the arc-shaped block 11i is formed at the free end of the feeding rod 11 e.
The lower end of the arc-shaped block 11i is provided with a linkage rod 11k, the linkage rod 11k is provided with a first positioning hole, the feeding rod 11e at the side edge of the arc-shaped notch 11j is provided with a second positioning hole, the linkage rod 11k is connected with the feeding rod 11e through a torsion spring 11l, and two end feet of the torsion spring 11l are respectively hinged in the first positioning hole and the second positioning hole.
In an initial state, the torsion spring 11l is in a normal state, and the width of a clamping groove formed by matching the arc-shaped block 11i and the arc-shaped notch 11j is smaller than the outer diameter of a commutator semi-finished product to be processed.
Be provided with spacing guide block 11m on mounting bracket 11a, spacing guide block 11m is located the feed rod 11e one side of keeping away from vibration feed dish 11h and is relative with vibration feed dish 11h discharge end.
A guide inclined plane 11n is formed at the free end of the limiting guide block 11m, a deflector rod 11o matched with the guide inclined plane 11n is arranged on the side face of the arc-shaped block 11i, when the feeding cylinder 11g is in a contraction state, the deflector rod 11o is tightly abutted against the guide inclined plane 11n, the torsion spring 11l is in a compression state, and the width of a clamping groove formed by matching the arc-shaped block 11i and the arc-shaped notch 11j is larger than the outer diameter of a semi-finished product of the commutator to be processed.
The semi-finished product of the commutator is clamped and fixed skillfully through the matching of the linkage rod and the torsional spring. Meanwhile, the automatic opening of the elastic clamp groove is realized through the matching of the deflector rod and the guide inclined plane. And the limiting guide block is used as a limiting block of an output station while the elastic clamp groove is opened, so that the commutator output by the vibration feeding disc is accurately stopped in the opened elastic clamp groove, and the continuous automatic feeding of the semi-finished commutator is realized.
Further preferably, a positioning frame is arranged on the limiting guide block, a photoelectric sensor 16 is vertically arranged on the positioning frame, and the detection end of the photoelectric sensor faces the feeding rod between the limiting guide block and the discharge end of the vibration feeding disc. When the photoelectric sensor detects a commutator semi-finished product, the feeding cylinder executes the stretching action, and the subsequent related inner hole reaming and outer circle turning processes are sequentially performed. Due to the arrangement of the photoelectric sensor, the no-load operation of the equipment can be avoided.
In this embodiment, the connection mode and the operation principle of each cylinder, each motor and each sensor are well known in the art. The selection of which type and size of cylinder, motor or sensor is chosen according to the operational needs and will be readily apparent to those skilled in the art. Simultaneously, each cylinder and motor are controlled by control terminal, and control terminal can be PLC, also can be the singlechip, or simpler electric cabinet. The connection mode and the control mode are common knowledge in the field, are not the technical points to be protected by the present invention, and are not described herein again.
When the device works, firstly, a semi-finished product of the commutator to be processed is poured into the vibration feeding disc, and the commutator to be processed is neatly stacked in the output channel after being freely arranged by the vibration feeding disc. In the initial state, the shift lever 11o abuts against the guide inclined plane 11n, and the elastic clamping groove is in an open state.
The starting device, when photoelectric sensor detected commutator semi-manufactured goods, the feed cylinder stretched out, and the driving lever in case breaks away from the direction inclined plane, resets under the torsional spring effect promptly and centre gripping commutator semi-manufactured goods avoids its removal to guarantee accurate material loading. When the feeding cylinder extends to a preset length, the pushing cylinder acts to push the commutator semi-finished product into the clamping device, when the clamping device clamps the commutator semi-finished product, the first driving motor and the rotary driving motor are started, the horizontal sliding seat drives the rapidly rotating mandrel to move towards the clamping device, inner hole reaming is carried out on the commutator semi-finished product on the mandrel, after the inner hole reaming is completed, the rotary driving motor stops, the first driving motor continues to move forwards for a preset distance, after the horizontal sliding seat moves forwards for a preset distance, the clamping device is opened, and the rotary driving motor is restarted, so that the commutator semi-finished product is in a high-speed rotating state. The first driving motor rotates reversely to enable the horizontal sliding seat to retreat to a preset position, namely, an excircle turning station. And at the moment, the two-dimensional moving platform acts to drive the turning seat to move forwards according to preset parameters, and then the turning seat moves horizontally along the direction of the mandrel, so that the outer circle of the commutator semi-finished product is turned. The stroke switch is in contact with the commutator semi-finished product along with the movement of the turning seat, when the commutator semi-finished product extrudes the stroke switch to a preset position, the stroke switch sends a signal, the turning of the outer circle is completed, the two-dimensional moving platform drives the turning seat to reset, the rotary driving motor stops, the discharging air cylinder extends out at the same time, and the commutator semi-finished product which completes the hinging of the inner hole and the outer circle is pushed out of the mandrel to fall into the discharging hole. And finishing the inner hole reaming and the outer circle turning at one time. After the discharging cylinder is reset, the photoelectric sensor works to execute the next actions of feeding, hinging the inner hole and turning the outer circle.
The above-mentioned embodiments are only for convenience of description, and are not intended to limit the present invention in any way, and those skilled in the art will understand that the technical features of the present invention can be modified or changed by other equivalent embodiments without departing from the scope of the present invention.
Claims (9)
1. An integrated device for reaming an inner hole and turning an outer circle for machining a motor commutator comprises a machine table (1) and is characterized in that a first support (2) is arranged on one side edge of the machine table (1), and a clamping device (3) for clamping a commutator semi-finished product to be machined is arranged on the first support (2);
a horizontal sliding seat (4) is arranged on the machine table (1) at the side of the clamping device (3), the horizontal sliding seat (4) is connected with a horizontal moving mechanism (5) which moves along the axial direction of the clamping device (3), and a clamping head (6) is rotatably arranged on the horizontal sliding seat (4); one end of the clamping head (6) is connected with a mandrel (7) which is matched with the clamping device (3) and has the same axle center, and the other end is connected with a rotary driving motor (8) through a coupler;
the mandrel (7) comprises a hinge hole part (7a) formed at the free end, and a positioning part (7b) and a guide part (7c) which are sequentially connected behind the hinge hole part (7a) and have the same axis; the hinge hole part (7a) and the guide part (7c) are of a columnar structure, and the positioning part (7b) is of a circular truncated cone structure; the outer diameter of one end, connected with the guide part (7c), of the positioning part (7b) is the same as that of the guide part (7c), and the outer diameter of one end, connected with the hinge hole part (7a), of the positioning part (7b) is smaller than that of the hinge hole part (7 a); the outer diameter of the hinge hole part (7a) is smaller than that of the guide part (7 c); a discharging mechanism (9) is movably sleeved on the guide part (7 c);
an excircle turning mechanism (10) is arranged on the machine table (1) on one side of the area between the clamping device (3) and the horizontal sliding seat (4), and an automatic feeding mechanism (11) matched with the clamping device is arranged on the other side of the area;
the clamping device (3) is matched with the reaming part (7a) for reaming; after reaming is finished, the mandrel (7) continues to move forward to enable the commutator semi-finished product to be machined to enter the positioning part and then retreat, and the excircle turning mechanism (10) is used for turning the excircle of the commutator semi-finished product to be machined on the mandrel (7).
2. The machine of claim 1, wherein the horizontal moving mechanism (5) comprises two first linear sliding rails (5a) which are axially parallel to each other along the clamping device (3) and are arranged at intervals, the horizontal sliding seat (4) is slidably arranged on the first linear sliding rails (5a), a first lead screw (5b) which is parallel to the first linear sliding rails (5a) is arranged on the machine table (1) below the horizontal sliding seat (4) through a shaft seat, and one end of the first lead screw (5b) is connected with a first driving motor (5 c); the bottom of the horizontal sliding seat (4) is provided with a first driving block which is in threaded connection with the first screw rod (5 b).
3. The motor commutator machining inner hole reaming and outer circle turning integrated equipment as claimed in claim 1, wherein the material discharging mechanism (9) comprises a material discharging sleeve (9a) sleeved on the guide portion (7c), the material discharging sleeve (9a) is connected with a linkage frame (9b), material discharging cylinders (9c) are symmetrically arranged on the left side and the right side of the clamping head (6) respectively, and free ends of piston rods of the material discharging cylinders (9c) are fixedly connected with two sides of the linkage frame (9b) respectively.
4. The motor commutator machining inner hole reaming and outer circle turning integrated equipment as claimed in claim 1, wherein the outer circle turning mechanism (10) comprises a two-dimensional moving platform (12), a turning seat (10a) is arranged on the two-dimensional moving platform (12), a turning cutter (10b) is arranged on the turning seat (10a), and a travel switch (10c) is arranged on the side edge of the turning cutter (10 b);
the turning seat (10a) is provided with a fine adjustment mechanism (13) along the direction vertical to the mandrel (7);
when the vehicle is rounded outside, the two-dimensional moving platform () drives the turning tool (10b) to move to the side edge of the commutator semi-finished product to be machined and to axially move along the mandrel (7) to turn the outer circle of the commutator semi-finished product to be machined.
5. The motor commutator machining inner hole reaming and outer circle turning integrated equipment as claimed in claim 4, wherein the two-dimensional moving platform (12) comprises two second linear slide rails (12a) arranged parallel to the central axis of the clamping device (3), sliding plates (12b) are connected on the two second linear slide rails (12a) in a sliding manner, a second screw rod (12c) parallel to the second linear slide rails (12a) is connected to the machine table (1) below the sliding plates (12b) through a shaft seat, and a second driving motor (12d) is connected to one end of the second screw rod (12 c); a second driving block which is in threaded connection with a second screw rod (12c) is arranged at the bottom of the sliding plate (12 b);
two third linear sliding rails (12e) are arranged on the sliding plate (12b) along the direction vertical to the second linear sliding rails (12a), the turning seat (10a) is connected between the two third linear sliding rails (12e) in a sliding manner, a third screw rod (12f) parallel to the third linear sliding rails (12e) is connected to the sliding plate (12b) below the turning seat (10a) through a shaft seat, and a third driving motor (12g) is connected to one end of the third screw rod (12 f); and a third driving block in threaded connection with a third screw rod (12f) is arranged at the bottom of the turning seat (10 a).
6. The machine of claim 4, wherein the fine adjustment mechanism (13) comprises two fourth linear slide rails (13a) which are parallel to the third linear slide rail () and are arranged on the turning seat (10a) at intervals, a fine adjustment seat (13b) is arranged on the turning seat (10a) between the two fourth linear slide rails (13a), a micrometer head (13c) is horizontally arranged on the fine adjustment seat (13b), and a test column of the micrometer head (13c) is fixedly connected with the turning seat (10 a).
7. The motor commutator machining inner hole reaming and outer circle turning integrated equipment is characterized in that the automatic feeding mechanism (11) comprises a mounting frame (11a) arranged on the machine table (1), a support (11b) is arranged on the mounting frame (11a), two guide rods (11c) are arranged on the support (11b) at intervals along the horizontal direction, a connecting block (11d) is connected to one end, facing the clamping device (3), of each guide rod (11c), a feeding rod (11e) is connected to the upper end of the connecting block (11d) along the horizontal direction, an elastic clamping groove (11f) for placing a commutator semi-finished product to be machined is arranged at the front end of each feeding rod (11e), and a material pushing mechanism (14) is arranged on each feeding rod (11e) on the side edge of each elastic clamping groove (11 f);
a feeding cylinder (11g) which is parallel to the guide rod (11c) is arranged on the mounting frame (11a), and the free end of a piston rod of the feeding cylinder (11g) is connected with the connecting block (11 d);
a vibrating feeding disc (11h) is arranged on the machine table (1) on the side of the mounting frame (11a), and the discharging end of the vibrating feeding disc (11h) is opposite to the feeding rod (11 e);
when the feeding cylinder (11g) is in a contraction state, the elastic clamp groove (11f) is opposite to the discharge end of the vibration feeding disc (11h), and a commutator semi-finished product to be processed on the vibration feeding disc (11h) automatically enters the elastic clamp groove (11 f); when the feeding cylinder (11g) is in an extending state, the elastic clamping groove (11f) is opposite to the clamping device (3), and the pushing mechanism (14) pushes the commutator semi-finished product to be processed on the elastic clamping groove (11f) into the clamping device (3).
8. The motor commutator machining inner hole reaming and outer circle turning integrated equipment as claimed in claim 7, wherein the material pushing mechanism (14) is composed of a suspension (14a) arranged at the upper end of a feeding rod (11e) at the side of an elastic clamping groove (11f), a material pushing cylinder (14b) horizontally arranged on the suspension (14a) and opposite to the elastic clamping groove (11f), and a material pushing head (14c) arranged at the free end of a piston rod of the material pushing cylinder (14b) and matched with a commutator semi-finished product to be machined in the elastic clamping groove (11 f).
9. The machine for machining the motor commutator and the outer circle of the motor commutator of claim 8, wherein the elastic clamp groove (11f) comprises an arc-shaped block (11i) hinged at the free end of the feeding rod (11e), and an arc-shaped notch (11j) matched with the arc-shaped block (11i) is formed at the free end of the feeding rod (11 e);
a linkage rod (11k) is arranged at the lower end of the arc-shaped block (11i), a first positioning hole is formed in the linkage rod (11k), a second positioning hole is formed in a material supply rod (11e) on the side edge of the arc-shaped notch (11j), the linkage rod (11k) is connected with the material supply rod (11e) through a torsion spring (11l), and two end feet of the torsion spring (11l) are hinged in the first positioning hole and the second positioning hole respectively;
in an initial state, the torsion spring (11l) is in a normal state, and the width of a clamping groove formed by matching the arc-shaped block (11i) and the arc-shaped notch (11j) is smaller than the outer diameter of a commutator semi-finished product to be processed;
a limiting guide block (11m) is arranged on the mounting frame (11a), and the limiting guide block (11m) is positioned on one side of the feeding rod (11e) far away from the vibration feeding disc (11h) and is opposite to the discharging end of the vibration feeding disc (11 h);
a guide inclined plane (11n) is formed at the free end of the limiting guide block (11m), a deflector rod (11o) matched with the guide inclined plane (11n) is arranged on the side face of the arc-shaped block (11i), when the feeding cylinder (11g) is in a contraction state, the deflector rod (11o) abuts against the guide inclined plane (11n), the torsion spring (11l) is in a compression state, and the width of a clamping groove formed by matching the arc-shaped block (11i) and the arc-shaped notch (11j) is larger than the outer diameter of a semi-finished product of the commutator to be processed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110633103.1A CN113300186B (en) | 2021-06-07 | 2021-06-07 | Motor commutator processing is with reaming hole and turning excircle integration equipment |
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| CN202110633103.1A CN113300186B (en) | 2021-06-07 | 2021-06-07 | Motor commutator processing is with reaming hole and turning excircle integration equipment |
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| CN113300186A true CN113300186A (en) | 2021-08-24 |
| CN113300186B CN113300186B (en) | 2022-05-27 |
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| CN114289790A (en) * | 2021-12-27 | 2022-04-08 | 安徽卿菱电器科技有限公司 | Reaming device and method for inner hole of commutator bushing |
| CN114986171A (en) * | 2022-07-05 | 2022-09-02 | 梅州市顺诚科技有限公司 | Three-station integrated machine for reaming and cylindrical turning of commutator |
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| CN113300186B (en) | 2022-05-27 |
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