CN107819386B - Motor front cover riveting and expanding device and motor maintenance equipment - Google Patents
Motor front cover riveting and expanding device and motor maintenance equipment Download PDFInfo
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- CN107819386B CN107819386B CN201711193495.4A CN201711193495A CN107819386B CN 107819386 B CN107819386 B CN 107819386B CN 201711193495 A CN201711193495 A CN 201711193495A CN 107819386 B CN107819386 B CN 107819386B
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- motor
- bottom plate
- front cover
- lower die
- riveting
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- 238000012423 maintenance Methods 0.000 title abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 24
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000008439 repair process Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical compound [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention relates to a riveting and expanding device for a motor front cover and motor maintenance equipment. The motor front cover riveting and expanding device comprises an oil press, an upper die and a lower die which are sequentially arranged along the vertical direction; the upper die is fixedly arranged on a panel of an upper transmission rod and a lower transmission rod of the oil press, the upper die comprises an upper die bottom plate, a first groove and a pressure column, the first groove is arranged on the upper die bottom plate and used for fixing a motor, and the pressure column is used for providing pressure for the lower die when the oil press drives the upper die to move downwards along the vertical direction; the lower die is fixedly arranged on a lower bottom plate of the oil press and comprises a stripper plate, a pressing plate and a lower die bottom plate which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate, and a gap exists between the stripper plate and the pressing plate; the stripper plate is provided with a second groove which is used for fixedly placing a motor front cover; the lower die bottom plate also comprises a sliding block component.
Description
Technical Field
The invention relates to the technical field of motor maintenance equipment, in particular to a riveting and expanding device for a motor front cover and motor maintenance equipment.
Background
At present, the front cover and the rear cover of the motor are fixed with the shell by adopting a riveting process, the front cover and the rear cover of the motor and the shell share 16 point positions by riveting, and when the motor is damaged and needs to be repaired, the front cover and the rear cover of the motor are required to be separated from the shell to repair the motor.
In the prior art, two methods for separating the front cover and the rear cover of the motor from the shell are adopted, namely, the riveting points are manually cut off one by using a jig in a single opening mode, so that the workload of workers is increased, the labor cost is high, and the efficiency is low; secondly, the riveting point is cut off by adopting a machine, the front cover is separated from the motor shell after the riveting point is cut off, and then the motor is reworked.
However, after the riveting point is opened by the two modes, the riveting point of the motor shell can be injured or damaged, so that motor parts which need to be repaired during production cannot be used again, the material cost is 100%, the loss is high, the repairing speed is low, and the cost is high.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a riveting and expanding device for a motor front cover and motor maintenance equipment, which are used for solving the problems that in the prior art, a manual riveting point of a motor shell and front and rear covers is damaged by using a jig or a machine to repair a bad motor, after the riveting point is opened by using the two modes, the riveting point of the motor shell is injured or damaged, so that motor parts which need to be repaired during production cannot be used again, the material cost is 100%, the loss is high, the repair speed is slow, and the cost is high.
The embodiment of the invention provides a motor front cover riveting and expanding device, which comprises an oil press, an upper die and a lower die, wherein the upper die and the lower die are sequentially arranged along the vertical direction; the upper die is fixedly arranged on a panel of an upper transmission rod and a lower transmission rod of the oil press and comprises an upper die bottom plate, a first groove and a pressure column, wherein the first groove is arranged on the upper die bottom plate and is used for fixing a motor, and the pressure column is used for providing pressure for the lower die when the oil press drives the upper die to move downwards along the vertical direction; the lower die is fixedly arranged on a lower bottom plate of the oil press and comprises a stripper plate, a pressing plate and a lower die bottom plate which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate, and a gap exists between the stripper plate and the pressing plate; the material removing plate is provided with a second groove which is used for fixedly placing a motor front cover; the lower die bottom plate also comprises a plurality of slide block assemblies, and the slide block assemblies can slide to the side when the stripper plate is pressed and are used for propping open the riveting edges on the motor front cover.
Preferably, the number of the slide assemblies is four; the sliding block assembly is arranged in the sliding track beside the second groove, and comprises two sliding blocks and a jacking piece, wherein the jacking piece is positioned between the two sliding blocks, and the two sliding blocks slide away towards two side edges when the stripper plate is attached to the pressing plate.
Preferably, the sliding block assembly further comprises two return springs, one ends of the return springs are connected with the sliding block, and the other ends of the return springs are connected with the inner wall of the sliding track.
Preferably, a supporting spring is arranged on the bottom plate of the lower die, the supporting spring penetrates through the pressing plate, one end of the supporting spring is fixed on the bottom plate of the lower die, and the other end of the supporting spring is in contact with the stripper plate.
Preferably, the lower die bottom plate is further provided with a first supporting column which is vertically arranged, and the first supporting column sequentially penetrates through the pressing plate and the stripper plate, so that the stripper plate moves vertically downwards along the pressure column when moving downwards under the pressure of the pressure column.
Preferably, the lower die bottom plate is further fixedly provided with 4 fixing springs, the fixing springs are arranged at positions corresponding to screw holes in the motor rear cover on the second groove, and the screw holes in the motor rear cover are fixed in position.
Preferably, the motor front cover riveting and expanding device further comprises a vertical positioning mechanism, wherein the vertical positioning mechanism comprises a sleeve arranged on the upper die and a support column arranged on the bottom plate of the lower die, and the sleeve is sleeved on the support column when the upper die moves vertically downwards, so that the upper die is ensured to move along the support column in the vertical direction.
Preferably, the support column comprises a column body, a compression rod, a sliding sleeve and a compression spring; one end of the cylinder is arranged on the bottom plate of the lower die, the other end of the cylinder is provided with a compression rod, the sliding sleeve is sleeved on the compression rod, the compression spring is sleeved on the cylinder, one end of the compression spring is in contact with the bottom plate of the lower die, and the other end of the compression spring is in contact with the sleeve.
Preferably, a plurality of sliding beads are arranged on the sleeve, and each sliding bead is uniformly arranged at intervals.
In an embodiment of the invention, there is provided a motor maintenance apparatus including the motor front cover rivet expansion device as described above.
The invention provides a riveting and expanding device for a motor front cover, which comprises an oil press, an upper die and a lower die, wherein the upper die and the lower die are sequentially arranged along the vertical direction; the upper die is fixedly arranged on a panel of an upper transmission rod and a lower transmission rod of the oil press and comprises an upper die bottom plate, a first groove and a pressure column, wherein the first groove is arranged on the upper die bottom plate and is used for fixing a motor, and the pressure column is used for providing pressure for the lower die when the oil press drives the upper die to move downwards along the vertical direction; the lower die is fixedly arranged on a lower bottom plate of the oil press and comprises a stripper plate, a pressing plate and a lower die bottom plate which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate, and a gap exists between the stripper plate and the pressing plate; the material removing plate is provided with a second groove which is used for fixedly placing a motor front cover; the lower die bottom plate also comprises a plurality of slide block assemblies, and the slide block assemblies can slide to the side when the stripper plate is pressed and are used for propping open the riveting edges on the motor front cover. When the riveting and expanding device for the motor front cover is used, an operator firstly places the motor rear cover downwards in the second groove of the lower die to position, the riveting point of the motor rear cover corresponds to the position of the sliding block assembly, then the hydraulic press is operated to drive the upper die to move downwards, the pressure column of the upper die presses the iron copper rear cover end iron copper edge of the motor to be stressed and transmitted to the lower stripper plate, the stripper plate contacts with the pressing plate when moving downwards, the sliding block assembly is stressed, the sliding block assembly slides to the side, the width of the sliding block side is just used for expanding the riveting edge of the iron copper, the riveting point is opened, the hydraulic press is lifted, the sliding assembly is reset, the stripper plate is reset upwards, the expanding riveting point is completed, the motor is taken out, and the separation of the motor rear cover and the motor shell is completed. Compared with the existing mode of opening the motor shell and the front cover and the rear cover, the motor front cover riveting and expanding device provided by the invention can separate the motor shell from the front cover and the rear cover, so that the motor shell can be reused after repair, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
The invention provides motor maintenance equipment which comprises the motor front cover riveting and expanding device. Compared with the existing mode of opening the shell and the front cover and the rear cover of the motor, the motor front cover riveting and expanding device in the motor maintenance equipment provided by the invention is used for separating the shell and the front cover and the rear cover of the motor, so that the shell of the motor can be reused after repair, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a riveting and expanding device for a motor front cover;
fig. 2 is a schematic structural view of an upper die and a lower die of the motor front cover riveting and expanding device provided by the invention;
fig. 3 is a schematic structural view of an upper die of the motor front cover riveting and expanding device provided by the invention;
fig. 4 is a schematic structural view of a lower die of the riveting and expanding device for the motor front cover;
fig. 5 is a schematic structural view of a lower die bottom plate of a lower die of the motor front cover riveting and expanding device.
Icon: 1-a riveting and expanding device of a motor front cover; 10-an oil press; 20-upper die; 200-an upper die bottom plate; 210-a first groove; 220-pressure column; 230-sleeve; 30-lower die; 300-stripping plate; 301-a second groove; 310-lower die bottom plate; 320-a slider assembly; 321-sliding blocks; 322-jack-up; 323-a return spring; 330-supporting a spring; 340-a fixed spring; 40-supporting columns; 400-column; 410-sliding sleeve; 411-sliding beads; 420-compression spring.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience in describing the present invention and simplifying the description only, and do not denote or imply that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention provides a riveting and expanding device 1 for a motor front cover and motor maintenance equipment, and provides an implementation mode thereof.
As shown in fig. 1 to 4, the motor front cover riveting and expanding device 1 provided by the invention comprises an oil press 10, an upper die 20 and a lower die 30 which are sequentially arranged along the vertical direction; the upper die 20 is fixedly arranged on the panel of the upper and lower transmission rods of the oil press 10, the upper die 20 comprises an upper die bottom plate 200, a first groove 210 and a pressure column 220, the first groove 210 is used for fixing a motor, and the pressure column 220 is used for providing pressure for the lower die 30 when the oil press 10 drives the upper die 20 to move downwards along the vertical direction; the lower die 30 is fixedly arranged on a lower bottom plate of the oil press 10, the lower die 30 comprises a stripper plate 300, a pressing plate and a lower die bottom plate 310 which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate 310, and a gap exists between the stripper plate 300 and the pressing plate; the stripper plate 300 is provided with a second groove 301, and the second groove 301 is used for fixedly placing a motor front cover; the lower mold bottom plate 310 further includes a plurality of slider assemblies 320, where the number of slider assemblies 320 is plural, and the slider assemblies 320 can slide laterally when the stripper plate 300 is pressed, so as to spread the riveted edges on the motor front cover. When the riveting and expanding device 1 for the motor front cover is used, an operator firstly places the motor rear cover downwards in the second groove 301 of the lower die 30 to position, the riveting point of the motor rear cover corresponds to the position of the slide block assembly 320, then the hydraulic press 10 is operated to drive the upper die 20 to move downwards, the pressure column 220 of the upper die 20 presses the iron copper edge of the iron copper rear cover end of the motor to be stressed and transmitted to the lower stripper plate 300, the stripper plate 300 contacts with the pressing plate when moving downwards, at the moment, the slide block assembly 320 is stressed and slides to the side, the width of the slide block side is just used for expanding the riveting edge of the iron copper, at the moment, the riveting point is opened, the hydraulic press 10 is lifted, the slide assembly is reset, the stripper plate 300 is reset upwards, the riveting point is expanded, the motor is taken out, and the separation of the motor rear cover and the motor shell is completed. Compared with the existing mode of opening the motor shell and the front cover and the rear cover, the motor front cover riveting and expanding device 1 provided by the invention is used for separating the motor shell from the front cover and the rear cover, so that the motor shell can be reused after repairing, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
The number of slider assemblies 320 is four; the sliding block assembly 320 is disposed in the sliding track beside the second groove 301, and the sliding block assembly 320 includes two sliding blocks 321 and a jack-up member 322, wherein the jack-up member 322 is located between the two sliding blocks 321, and slides the two sliding blocks 321 away towards two sides when the stripper plate 300 is attached to the pressing plate. Preferably, the jack-up member 322 is triangular. The upper die 20 is driven to move downwards by the oil press 10, the pressure column 220 provides pressure for the stripper plate 300, the stripper plate 300 is contacted with the pressing plate under the action of the pressure, a gap between the stripper plate 300 and the pressing plate disappears, and at the moment, the jacking piece 322 separates the two sliding blocks 321, so that the two sliding blocks 321 relatively move apart, and an expanding acting force is provided for the riveting edge.
Preferably, the slider assembly 320 further includes two return springs 323, one end of the return spring 323 is connected with the slider, and the other end of the return spring 323 is connected with the inner wall of the sliding track. The reset spring 323 is provided to reset the stripper plate 300 after the upper die 20 is moved upward, the jack-up member 322 does not have a function of expanding the two slide blocks 321, and the slide blocks 321 return to the initial position under the action of the reset spring 323.
As shown in fig. 5, a supporting spring 330 is provided on the lower mold base plate 310, the supporting spring 330 penetrates through the pressing plate, one end of the supporting spring 330 is fixed on the lower mold base plate 310, and the other end of the supporting spring 330 is in contact with the stripper plate 300. The number of the supporting springs 330 may be four, when the hydraulic press 10 moves down and the pressure column 220 provides pressure to the stripper plate 300, the supporting springs 330 compress, and after the hydraulic press 10 moves up and the pressure column 220 no longer provides pressure to the stripper plate 300, the supporting springs 330 restore to original state, so as to provide an upward force to the stripper plate 300, so that the stripper plate 300 is restored.
The lower mold bottom plate 310 is further provided with a first support column 40 vertically disposed, and the first support column 40 sequentially passes through the pressing plate and the stripper plate 300, so that the stripper plate 300 vertically moves downward along the pressure column 220 when moving downward under the pressure of the pressure column 220. The number of the first support columns 40 may be plural, and the first support columns 40 are provided to enable the stripper plate 300 to move up and down along the first support columns 40 in the vertical direction more accurately, so that no deviation phenomenon occurs.
The lower die bottom plate 310 is further fixedly provided with 4 fixing springs 340, and the fixing springs 340 are arranged corresponding to the positions of the screw holes on the motor rear cover on the second groove 301, so that the screw holes on the motor rear cover are fixed in position. The fixing spring 340 is provided to fix the motor between the upper mold 20 and the lower mold 30 by pressing the fixing spring 340 against the screw hole of the motor rear cover when the upper mold 20 moves downward, thereby providing a force such that the position of the motor is not changed, and fixing the motor.
The motor front cover riveting and expanding device 1 further comprises a vertical positioning mechanism, wherein the vertical positioning mechanism comprises a sleeve 230 arranged on the upper die 20 and a support column 40 arranged on the lower die bottom plate 310, and the sleeve 230 is sleeved on the support column 40 when the upper die 20 moves vertically downwards so as to ensure that the upper die 20 moves along the support column 40 in the vertical direction. The purpose of the vertical positioning mechanism is to enable the upper die 20 to move along the direction of the supporting column 40 when moving downwards, so that the vertical positioning mechanism plays a role of a guide rail, enables the movement to be more precise, and does not cause the situation of running.
Specifically, the support column 40 includes a column body 400, a compression rod, a sliding sleeve 410, and a compression spring 420; one end of the cylinder 400 is arranged on the lower die bottom plate 310, the other end of the cylinder 400 is provided with a compression rod, the sliding sleeve 410 is sleeved on the compression rod, the compression spring 420 is sleeved on the cylinder 400, one end of the compression spring 420 is in contact with the lower die bottom plate 310, and the other end of the compression spring 420 is in contact with the sleeve 230. When the upper die 20 moves downwards, the sleeve 230 is sleeved on the supporting column 40, the compression rod is compressed under the action of the upper die 20, and the compression spring 420 is compressed at the moment; when the upper mold 20 moves upward to return, the compression spring 420 returns to its original state, and an urging force is applied to the slide bush 410, so that the slide bush 410 returns to the original position.
Further, a plurality of sliding beads 411 are provided on the sleeve 230, and each sliding bead 411 is uniformly spaced. The purpose of the plurality of sliding beads 411 is to reduce friction between the sleeve 230 and the support column 40 when the two are in contact.
The invention provides motor maintenance equipment which comprises the motor front cover riveting and expanding device 1. Compared with the existing mode of opening the shell and the front cover and the rear cover of the motor, the motor front cover riveting and expanding device 1 in the motor maintenance equipment provided by the invention is used for separating the shell and the front cover and the rear cover of the motor, so that the shell of the motor can be reused after repair, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
In summary, the motor front cover riveting and expanding device 1 provided by the invention comprises an oil press 10, an upper die 20 and a lower die 30 which are sequentially arranged along the vertical direction; the upper die 20 is fixedly arranged on the panel of the upper and lower transmission rods of the oil press 10, the upper die 20 comprises an upper die bottom plate 200, a first groove 210 and a pressure column 220, the first groove 210 is used for fixing a motor, and the pressure column 220 is used for providing pressure for the lower die 30 when the oil press 10 drives the upper die 20 to move downwards along the vertical direction; the lower die 30 is fixedly arranged on a lower bottom plate of the oil press 10, the lower die 30 comprises a stripper plate 300, a pressing plate and a lower die bottom plate 310 which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate 310, and a gap exists between the stripper plate 300 and the pressing plate; the stripper plate 300 is provided with a second groove 301, and the second groove 301 is used for fixedly placing a motor front cover; the lower mold bottom plate 310 further includes a plurality of slider assemblies 320, where the number of slider assemblies 320 is plural, and the slider assemblies 320 can slide laterally when the stripper plate 300 is pressed, so as to spread the riveted edges on the motor front cover. When the riveting and expanding device 1 for the motor front cover is used, an operator firstly places the motor rear cover downwards in the second groove 301 of the lower die 30 to position, the riveting point of the motor rear cover corresponds to the position of the slide block assembly 320, then the hydraulic press 10 is operated to drive the upper die 20 to move downwards, the pressure column 220 of the upper die 20 presses the iron copper edge of the iron copper rear cover end of the motor to be stressed and transmitted to the lower stripper plate 300, the stripper plate 300 contacts with the pressing plate when moving downwards, at the moment, the slide block assembly 320 is stressed and slides to the side, the width of the slide block side is just used for expanding the riveting edge of the iron copper, at the moment, the riveting point is opened, the hydraulic press 10 is lifted, the slide assembly is reset, the stripper plate 300 is reset upwards, the riveting point is expanded, the motor is taken out, and the separation of the motor rear cover and the motor shell is completed. Compared with the existing mode of opening the motor shell and the front cover and the rear cover, the motor front cover riveting and expanding device 1 provided by the invention is used for separating the motor shell from the front cover and the rear cover, so that the motor shell can be reused after repairing, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
The invention provides motor maintenance equipment which comprises the motor front cover riveting and expanding device 1. Compared with the existing mode of opening the shell and the front cover and the rear cover of the motor, the motor front cover riveting and expanding device 1 in the motor maintenance equipment provided by the invention is used for separating the shell and the front cover and the rear cover of the motor, so that the shell of the motor can be reused after repair, the part scrapping is reduced, the cost is reduced, the production efficiency is improved, and the effect is obvious.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (7)
1. The riveting and expanding device for the motor front cover is characterized by comprising an oil press, an upper die and a lower die which are sequentially arranged along the vertical direction;
the upper die is fixedly arranged on a panel of an upper transmission rod and a lower transmission rod of the oil press and comprises an upper die bottom plate, a first groove and a pressure column, wherein the first groove is arranged on the upper die bottom plate and is used for fixing a motor, and the pressure column is used for providing pressure for the lower die when the oil press drives the upper die to move downwards along the vertical direction;
the lower die is fixedly arranged on a lower bottom plate of the oil press and comprises a stripper plate, a pressing plate and a lower die bottom plate which are sequentially arranged along the vertical direction, the pressing plate is attached to the lower die bottom plate, and a gap exists between the stripper plate and the pressing plate;
the material removing plate is provided with a second groove which is used for fixedly placing a motor front cover;
the lower die bottom plate also comprises a plurality of slide block assemblies, and the slide block assemblies can slide to the side when the stripper plate is pressed and are used for propping open the riveting edges on the motor front cover;
the number of the sliding block assemblies is four;
the sliding block assembly is arranged in the sliding track beside the second groove, and comprises two sliding blocks and a jacking piece, wherein the jacking piece is positioned between the two sliding blocks, and slides the two sliding blocks to two side edges when the stripper plate is attached to the pressing plate;
the sliding block assembly further comprises two reset springs, one ends of the reset springs are connected with the sliding block, and the other ends of the reset springs are connected with the inner wall of the sliding track;
the motor front cover riveting and expanding device further comprises a vertical positioning mechanism, wherein the vertical positioning mechanism comprises a sleeve arranged on the upper die and a support column arranged on the bottom plate of the lower die, and the sleeve is sleeved on the support column when the upper die moves vertically downwards, so that the upper die is ensured to move along the support column in the vertical direction.
2. The motor front cover riveting and expanding device according to claim 1, wherein a supporting spring is arranged on the lower die bottom plate, the supporting spring penetrates through the pressing plate, one end of the supporting spring is fixed on the lower die bottom plate, and the other end of the supporting spring is in contact with the stripper plate.
3. The motor front cover riveting and expanding device according to claim 2, wherein the lower die bottom plate is further provided with a first supporting column vertically arranged, and the first supporting column sequentially penetrates through the pressing plate and the stripper plate, so that the stripper plate moves vertically downwards along the pressure column when moving downwards under the pressure of the pressure column.
4. The riveting and expanding device for the motor front cover according to claim 1, wherein 4 fixing springs are fixedly arranged on the bottom plate of the lower die, and the fixing springs are arranged corresponding to the positions of screw holes on the motor rear cover on the second groove and play a role in fixing the positions of the screw holes of the motor rear cover.
5. The motor front cover riveting and expanding device according to claim 1, wherein the support column comprises a column body, a compression rod, a sliding sleeve and a compression spring;
one end of the cylinder is arranged on the bottom plate of the lower die, the other end of the cylinder is provided with a compression rod, the sliding sleeve is sleeved on the compression rod, the compression spring is sleeved on the cylinder, one end of the compression spring is in contact with the bottom plate of the lower die, and the other end of the compression spring is in contact with the sleeve.
6. The motor front cover rivet expansion device of claim 5, wherein a plurality of sliding beads are arranged on the sleeve, and each sliding bead is uniformly arranged at intervals.
7. A motor repair apparatus comprising a motor front cover rivet expansion device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711193495.4A CN107819386B (en) | 2017-11-24 | 2017-11-24 | Motor front cover riveting and expanding device and motor maintenance equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711193495.4A CN107819386B (en) | 2017-11-24 | 2017-11-24 | Motor front cover riveting and expanding device and motor maintenance equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107819386A CN107819386A (en) | 2018-03-20 |
| CN107819386B true CN107819386B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711193495.4A Active CN107819386B (en) | 2017-11-24 | 2017-11-24 | Motor front cover riveting and expanding device and motor maintenance equipment |
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| CN (1) | CN107819386B (en) |
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| CN107819386A (en) | 2018-03-20 |
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