CN218124512U - Starter rotor line pressing mechanism - Google Patents
Starter rotor line pressing mechanism Download PDFInfo
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- CN218124512U CN218124512U CN202222350575.9U CN202222350575U CN218124512U CN 218124512 U CN218124512 U CN 218124512U CN 202222350575 U CN202222350575 U CN 202222350575U CN 218124512 U CN218124512 U CN 218124512U
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- sleeve
- line pressing
- line
- pressing
- starter rotor
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Abstract
The utility model discloses a starter rotor wire pressing mechanism, which comprises a bottom plate, wherein a lower supporting sleeve and a guide sleeve are arranged on the bottom plate, and the lower supporting sleeve is positioned at the center of the inner lower end of the guide sleeve and is used for inserting a starter rotor to be pressed; a plurality of slots which are radially arranged are uniformly distributed on the circumference of the guide sleeve, a plurality of line pressing sheets are uniformly distributed and inserted through the slots, and each line pressing sheet is in sliding clearance fit with the slot; the upper end of the guide sleeve is connected with a gland used for realizing the limit of the line pressing sheet; the outer edge of the plurality of line pressing pieces is a conical surface, a line pressing sleeve is sleeved outside the plurality of line pressing pieces, the inner edge of the line pressing sleeve is a conical surface and is matched with the conical surface of the outer edge of the plurality of line pressing pieces, and the line pressing sleeve can drive the plurality of line pressing pieces to slide inwards along the slot when moving downwards. The beneficial effects are that: the copper wires in all the notches can be pressed in at one time and compacted; the processing efficiency is high, and time and labor are saved; can avoid causing when adjusting the production deviation and hinder the piece, the machining precision is high.
Description
Technical Field
The utility model relates to a line ball mechanism, in particular to starter rotor line ball mechanism.
Background
Automobile starter rotor is after the copper line goes into the groove process, and outside the iron core can outwards be outstanding to the iron core to the intraoral copper line of each groove on the iron core, influences the subsequent process, at this moment need increase the copper line compaction inwards of a line ball process to each groove.
The existing line pressing mechanism comprises a pressing head and a base which are arranged from top to bottom, two groups of guide assemblies are symmetrically arranged between the pressing head and the base, springs are sleeved on guide pillars of the guide assemblies, and a pressing sheet protruding downwards is arranged on the pressing head. When the rotor pressing device is used, the rotor is placed on the base, and a notch in the rotor iron core is aligned with the pressing sheet on the pressing head. When the press machine is started, the press machine presses the pressure head, and the pressure head downwards compacts the copper wires in the rotor core notch along the guide assembly. The pressure head resets along with the spring after the press rises. The rotor is then rotated to align the next notch with the tablet on the ram and the operation is repeated. The wire pressing mechanism can only press one notch at a time, and has low processing efficiency and high labor intensity; moreover, the alignment needs to be visually observed during processing, and the workpiece is easily damaged when the alignment is deviated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can once impress whole notches, machining efficiency is high, labour saving and time saving's starter rotor crimping mechanism is provided.
In order to solve the above problem, the utility model adopts the following technical scheme:
a starter rotor wire pressing mechanism comprises a base plate, wherein a lower supporting sleeve and a guide sleeve are arranged on the base plate, and the lower supporting sleeve is positioned in the center of the lower end in the guide sleeve and used for being inserted with a starter rotor to be pressed; a plurality of slots which are radially arranged are uniformly distributed on the circumference of the guide sleeve, a plurality of line pressing sheets are uniformly distributed and inserted through the slots, and each line pressing sheet is in sliding clearance fit with the slot; the upper end of the guide sleeve is connected with a gland for limiting the line pressing sheet, so that the line pressing sheet can only slide in the corresponding slot along the radial direction;
the outer edge of the plurality of line pressing pieces is a conical surface, a line pressing sleeve is sleeved outside the plurality of line pressing pieces, the inner edge of the line pressing sleeve is a conical surface and is matched with the conical surface of the outer edge of the plurality of line pressing pieces, and the line pressing sleeve can drive the plurality of line pressing pieces to slide inwards along the slot when moving downwards.
Preferably, the bottom plate is symmetrically provided with guide pillars and sleeved with return springs, and the wire pressing sleeve is symmetrically provided with through holes and sleeved on the guide pillars through clearance fit for realizing the guiding and resetting of the wire pressing sleeve.
Preferably, the width of each wire pressing piece is in a step shape which is gradually reduced from outside to inside, the middle of each wire pressing piece is in sliding clearance fit with the corresponding slot, and the width of the inner end of each wire pressing piece is in clearance fit with the corresponding notch in the rotor core and is used for being pressed into the corresponding notch.
Preferably, two pressure springs are symmetrically arranged between the inner step of the outer end of each line pressing piece and the guide sleeve, and the two pressure springs are used for achieving reset of the line pressing pieces.
Preferably, a positioning sleeve is arranged at the lower end of the bottom plate in the guide sleeve, the positioning sleeve is concentrically sleeved outside the lower support sleeve, a plurality of positioning pieces are uniformly distributed on the circumference of the inner edge of the positioning sleeve, and each positioning piece corresponds to one wire pressing piece above the positioning sleeve in position and is used for being inserted into an iron core groove of the starter rotor to realize circumferential positioning of the starter rotor.
Preferably, the two sides of the bottom plate are symmetrically connected with cylinder seats, the cylinder seats are respectively provided with ejection cylinders, one ends of levers of the ejection cylinders are respectively connected with ejection heads, the front ends of the ejection heads are wedge-shaped and respectively point to the centers of the guide sleeves, and the ejection heads are used for ejecting the wire pressing sleeves and pushing the wire pressing sleeves to reset.
Preferably, the wire pressing frame is arranged, the wire pressing frame is in a door shape, and the lower ends of two sides of the wire pressing frame are respectively pressed on two sides of the upper surface of the wire pressing sleeve; and the upper end of the wire pressing frame is provided with a connecting seat for connecting a pressure head of a press machine.
The beneficial effects of the utility model are that:
1. because the inner edge of the wire pressing sleeve is a conical surface and is matched with the conical surfaces of the outer edges of the wire pressing sheets, the wire pressing sleeve can drive the wire pressing sheets to slide inwards along the slots when being pressed downwards, so that the inner ends of the wire pressing sheets are respectively inserted into the corresponding slots on the rotor core, and all the slots of the rotor core can be pressed in at one time and copper wires in all the slots can be compacted; high processing efficiency, time saving and labor saving.
2. Because the positioning sleeve is arranged at the lower end in the guide sleeve on the bottom plate, the positioning sleeve is concentrically sleeved outside the lower support sleeve, a plurality of positioning sheets are uniformly distributed on the circumference of the inner edge of the positioning sleeve, and each positioning sheet corresponds to one wire pressing sheet above the positioning sheet, the starter rotor is inserted into the lower support sleeve and is inserted into the iron core groove of the starter rotor through the positioning sheets during processing, the circumferential positioning of the starter rotor can be realized, the visual alignment is not needed, the damage to a part caused by deviation generated during the alignment can be avoided, and the processing precision is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a perspective view of the present invention.
Fig. 4 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 1.
Fig. 5 is a sectional view B-B of fig. 2.
In the figure: the device comprises a bottom plate, a guide sleeve 2, a line pressing sheet 3, a cylinder seat 4, an ejection cylinder 5, a line pressing sleeve 6, a gland 7, a line pressing frame 8, a connecting seat 9, an ejection head 10, a guide pillar 11, a reset spring 12, a pressure spring 13, a lower support sleeve 14, a positioning sleeve 15 and a positioning sheet 151.
Detailed Description
As shown in fig. 1-5, the utility model relates to a starter rotor wire pressing mechanism, including a circular bottom plate 1, be equipped with lower support cover 14 and uide bushing 2 on bottom plate 1, lower support cover 14 outer fringe is echelonment and inserts in the centre bore on bottom plate 1, and lower support cover 14 is located uide bushing 2 interior lower extreme center department for the starter rotor of wire pressing is treated in the cartridge.
The outer edge of the guide sleeve 2 is in a step shape, the lower portion of the guide sleeve is fixed in the positioning groove in the bottom plate 1 through screws, a plurality of slots which are radially arranged are uniformly distributed in the guide sleeve 2 along the circumference, a plurality of wire pressing pieces 3 are uniformly distributed and inserted in the slots, the number of the wire pressing pieces 3 is equal to that of notches of the rotor core, and each wire pressing piece 3 is in sliding clearance fit with the slots. The upper end of the guide sleeve 2 is connected with a gland 7 through a screw, and the gland is used for limiting the wire pressing piece 3, so that the wire pressing piece 3 can only slide in the corresponding slot along the radial direction. The central hole of the guide sleeve 2 is in a step shape, and the middle aperture of the central hole is in clearance fit with the outer diameter of the starter rotor, so that the starter rotor to be pressed is placed conveniently.
The outer edge of the plurality of line pressing pieces 3 is a conical surface, the line pressing sleeve 6 is sleeved outside the plurality of line pressing pieces 3, the inner edge of the line pressing sleeve 6 is a conical surface and is matched with the conical surface of the outer edge of the plurality of line pressing pieces 3, and the line pressing sleeve 6 can drive the plurality of line pressing pieces 3 to slide inwards along the slot when moving downwards.
The echelonment that the width of line ball piece 3 dwindled in proper order for from outer to inner, the outer end of line ball piece 3 falls on the ladder step of uide bushing 2 outer fringe, the middle part and the slot sliding clearance fit of line ball piece 3, the notch clearance fit on the inner width of line ball piece 3 and the rotor core for the notch that corresponds of impressing. Two pressure springs 13 are symmetrically arranged between the outer end inner side step of each wire pressing piece 3 and the guide sleeve 2, and are used for realizing the reset of the extruded wire pressing pieces 3. Rectangular grooves are respectively arranged on the wire pressing sheets 3 corresponding to the pressure springs 13 and used for limiting the pressure springs 13.
The lower end of the base plate 1 in the guide sleeve 2 is connected with a positioning sleeve 15 through a screw, the positioning sleeve 15 is concentrically sleeved outside the lower support sleeve 14, a plurality of positioning pieces 151 are uniformly distributed on the circumference of the inner edge of the positioning sleeve 15, and each positioning piece 151 corresponds to one wire pressing piece 3 above the positioning piece and is used for being inserted into an iron core groove of the starter rotor to realize circumferential positioning of the starter rotor.
Four guide posts 11 are symmetrically fixed on the bottom plate 1, each guide post 11 is sleeved with a return spring 12, and the wire pressing sleeve 6 is symmetrically provided with through holes and sleeved on the corresponding guide posts 11 through clearance fit for realizing the guiding and the return of the wire pressing sleeve 6.
Two cylinder seats 4 are symmetrically connected to two sides of the bottom plate 1 through screws, ejection cylinders 5 are respectively fixed on the cylinder seats 4, the ejection cylinders 5 are duplex cylinders, one ends of levers of the ejection cylinders are respectively connected with ejection heads 10, the front ends of the ejection heads 10 are wedge-shaped and respectively point to the centers of the guide sleeves 2, and the ejection cylinders are used for ejecting the wire pressing sleeves 6 and pushing the wire pressing sleeves 6 to reset.
The wire pressing mechanism is also provided with a wire pressing frame 8, the wire pressing frame 8 is in a door shape, and the lower ends of two sides of the wire pressing frame are respectively pressed on two sides of the upper surface of the wire pressing sleeve 6; and a connecting seat 9 is fixed at the upper end of the wire pressing frame 8 through a screw, and the connecting seat is in a stepped shaft shape and is used for connecting a pressure head of a press machine.
During operation, the operation steps are as follows:
1. positioning the bottom plate 1 of the line pressing mechanism on an operation platform of a press machine, and connecting the upper end of a line pressing frame 8 with a press head of the press machine through a connecting seat;
2. the starter rotor is placed in the guide sleeve 2, slightly rotates and falls down when placed, and is inserted into the lower support sleeve 14, so that the positioning sheets 151 on the positioning sleeve 15 enter corresponding iron core grooves, the starter rotor is circumferentially positioned and cannot rotate, and at the moment, each wire pressing sheet 3 is respectively aligned with the corresponding iron core groove.
3. The press machine is started, the press machine drives the wire pressing frame to press the wire pressing sleeve 6 downwards through the connecting seat, the wire pressing sleeve 6 moves downwards, the wire pressing sleeve 6 is matched with the conical surface of the wire pressing sheets 3, the wire pressing sheets 3 are pushed by the wire pressing sleeve 6, the wire pressing sheets 3 move towards the center of the guide sleeve 2, and copper wires in each iron core groove of the starter rotor are compacted inwards.
4. After the press machine is lifted upwards, the ejection cylinder 5 is started to drive the ejection head to jack the wire pressing sleeve, the wire pressing sleeve resets along with the reset spring 12, meanwhile, each wire pressing piece 3 resets through the pressure spring 13, and the starter rotor after wire pressing can be taken out at the moment.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a starter rotor line ball mechanism, includes the bottom plate, characterized by: the lower support sleeve and the guide sleeve are arranged on the bottom plate, and the lower support sleeve is positioned in the center of the lower end in the guide sleeve and is used for inserting a starter rotor to be pressed; a plurality of slots which are radially arranged are uniformly distributed on the circumference of the guide sleeve, a plurality of line pressing sheets are uniformly distributed and inserted through the slots, and each line pressing sheet is in sliding clearance fit with the slot; the upper end of the guide sleeve is connected with a gland for limiting the line pressing sheet, so that the line pressing sheet can only slide in the corresponding slot along the radial direction;
the outer fringe of a plurality of line ball piece is the conical surface, overlaps outside a plurality of line ball piece and is equipped with the line ball cover, and this line ball cover inner fringe is the conical surface and mutually supports with the outer fringe conical surface of a plurality of line ball piece, can drive a plurality of line ball piece and inwards slide along the slot when making the line ball cover move down.
2. The starter rotor wire crimping mechanism as claimed in claim 1, wherein: the wire pressing sleeve is characterized in that guide pillars are symmetrically arranged on the bottom plate and sleeved with return springs, through holes are symmetrically arranged on the wire pressing sleeve and sleeved on the guide pillars through clearance fit, and the wire pressing sleeve is used for guiding and resetting.
3. The starter rotor wire crimping mechanism as claimed in claim 1, wherein: the width of the line pressing piece is a step shape which is gradually reduced from outside to inside, the middle part of the line pressing piece is in sliding clearance fit with the slot, and the width of the inner end of the line pressing piece is in clearance fit with the notch on the rotor core and is used for pressing in the corresponding notch.
4. The starter rotor wire crimping mechanism as claimed in claim 3, wherein: two pressure springs are symmetrically arranged between the outer end inner side step of each line pressing piece and the guide sleeve and used for realizing the reset of the line pressing pieces.
5. The starter rotor wire crimping mechanism according to claim 1 or 4, characterized in that: the lower end of the guide sleeve on the bottom plate is provided with a positioning sleeve, the positioning sleeve is concentrically sleeved outside the lower support sleeve, the circumference of the inner edge of the positioning sleeve is uniformly provided with a plurality of positioning sheets, and each positioning sheet corresponds to one wire pressing sheet above the positioning sheet and is used for being inserted into an iron core groove of the starter rotor to realize circumferential positioning of the starter rotor.
6. The starter rotor wire crimping mechanism of claim 5 wherein: the two sides of the bottom plate are symmetrically connected with cylinder seats, the cylinder seats are respectively provided with ejection cylinders, one ends of levers of the ejection cylinders are respectively connected with ejection heads, and the front ends of the ejection heads are wedge-shaped and respectively point to the centers of the guide sleeves, so that the wire pressing sleeves are ejected and reset.
7. The starter rotor wire crimping mechanism of claim 1 or 6 wherein: the wire pressing frame is arranged and is in a shape of a Chinese character 'men', and the lower ends of the two sides of the wire pressing frame are respectively pressed on the two sides of the upper surface of the wire pressing sleeve; and a connecting seat is arranged at the upper end of the line pressing frame and used for connecting a pressure head of a press machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222350575.9U CN218124512U (en) | 2022-09-05 | 2022-09-05 | Starter rotor line pressing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222350575.9U CN218124512U (en) | 2022-09-05 | 2022-09-05 | Starter rotor line pressing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218124512U true CN218124512U (en) | 2022-12-23 |
Family
ID=84528726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222350575.9U Active CN218124512U (en) | 2022-09-05 | 2022-09-05 | Starter rotor line pressing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218124512U (en) |
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2022
- 2022-09-05 CN CN202222350575.9U patent/CN218124512U/en active Active
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