CN211803920U - Multi-station machining device for workpiece mounting holes of roller pins - Google Patents
Multi-station machining device for workpiece mounting holes of roller pins Download PDFInfo
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- CN211803920U CN211803920U CN201922184372.5U CN201922184372U CN211803920U CN 211803920 U CN211803920 U CN 211803920U CN 201922184372 U CN201922184372 U CN 201922184372U CN 211803920 U CN211803920 U CN 211803920U
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- 238000003754 machining Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 42
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a multi-station processing device for a roller pin workpiece mounting hole, which comprises: the drilling machine comprises a rack, a main shaft with external threads, a lifting platform, a drill bit, a workbench, a drill bit driving mechanism, a guide unit and a clamp, wherein the center of the lifting platform is fixedly connected with an internal thread nut; the workbench is rotatably arranged on the frame, and the clamps are arranged on the workbench at intervals corresponding to the drill bits; the guide unit comprises a guide pipe and a guide rod, the guide pipe is fixed on the rack, one end of the guide rod is fixedly connected to the lifting platform, and the other end of the guide rod is connected in the guide pipe in a sliding mode. Has the advantages that: the original drilling machining procedure for the pin shaft mounting hole is divided into a plurality of stations to be respectively drilled, and each station is used for machining one section of inner wall of the mounting hole, so that the cutting amount generated in the drilling process is reduced, the machining precision is improved, and the product quality is guaranteed.
Description
Technical Field
The invention relates to the field of machining, in particular to a multi-station machining device for a workpiece mounting hole of a roller pin.
Background
The roller pin workpiece comprises a roller pin body and a pin shaft, and the roller pin body is provided with a mounting hole for penetrating the pin shaft. At present, only one station is arranged when the mounting hole is machined, and the machining precision of a workpiece is greatly influenced due to the fact that the cutting amount is large when the drill bit machines the roller pin body, so that the quality of the workpiece cannot be guaranteed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a multi-station processing device for a workpiece mounting hole of a roller pin, which is realized by the following technical scheme:
the multistation processingequipment of gyro wheel round pin work piece mounting hole includes: the drill bit driving mechanism comprises a shaft sleeve, an intermediate transmission unit, a transmission gear set and a first motor, wherein the first motor is fixed on the lifting platform, the shaft sleeve is rotatably supported on the lifting platform and is sleeved on the main shaft in a hollow manner, and the shaft sleeve is in transmission connection with the drill bit through the transmission gear set and is in transmission connection with an output shaft of the first motor through the intermediate transmission unit; the workbench is rotatably arranged on the rack, and the clamps are arranged on the workbench at intervals corresponding to the drill bit; the guide unit comprises a guide pipe and a guide rod, the guide pipe is fixed on the rack, one end of the guide rod is fixedly connected to the lifting platform, and the other end of the guide rod is connected to the inside of the guide pipe in a sliding mode.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that a cover plate is arranged at the top end of the rack, and the guide pipe is inserted into the cover plate.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that the main shaft is driven to rotate by a second motor, and an output shaft of the second motor is connected with the main shaft through a coupling.
The multistation processingequipment of gyro wheel round pin work piece mounting hole's further design lies in, drive gear group includes driving gear, intermediate gear, driven gear, first pivot and second pivot, and first pivot, second pivot rotationally set up on lift platform through the bearing respectively, intermediate gear, driven gear transmission connection respectively in first pivot, second pivot and intermeshing, the drill bit passes through the coupling and is connected with the second pivot, driving gear transmission connect in on the axle sleeve and with the intermediate gear meshing.
The multi-station processing device for the roller pin workpiece mounting hole is further designed in a way that the middle transmission unit is a belt pulley set and comprises a driving belt pulley, a driven belt pulley and a belt, the driving belt pulley is connected to an output shaft of the first motor in a transmission mode, the driven belt pulley is connected to the shaft sleeve in a transmission mode, and the driving belt pulley is connected with the driven belt pulley in a transmission mode.
The multi-station processing device for the roller pin workpiece mounting hole is further designed in a way that the driven belt pulley is axially positioned through clamp springs and positioning nuts which are arranged on the upper end surface and the lower end surface of the driven belt pulley respectively.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that an end cover is arranged on the lower end face of the lifting platform, and a pipe orifice for penetrating through a drill bit is formed in the end cover.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that the clamp comprises a block-shaped body provided with a mounting groove, a positioning plate and two connecting lugs, the connecting lugs are fixed on the end surfaces of two sides of the block-shaped body, one end of the positioning plate is hinged to one connecting lug, and the other end of the positioning plate is a movable end which is detachably buckled to the other connecting lug; and a through hole for penetrating and connecting a drill bit is arranged in the block body corresponding to the mounting groove.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that the workbench is rotatably connected to the frame through a rotating shaft.
The multi-station processing device for the workpiece mounting hole of the roller pin is further designed in that the rotating shaft is in transmission connection with an output shaft of a motor through a gear set.
The invention has the following advantages:
the multi-station processing device for the roller pin workpiece mounting hole divides the original drilling processing procedure for the pin shaft mounting hole into a plurality of stations for respectively drilling, and each station processes a section of inner wall of the mounting hole, so that the cutting amount generated during drilling is reduced, the processing precision is improved, and the product quality is further ensured.
Drawings
FIG. 1 is a schematic structural view of a multi-station machining device for workpiece mounting holes of roller pins.
Fig. 2 is a schematic view of a direction a of a structural schematic view of the multi-station machining apparatus for wheel pin workpiece mounting holes shown in fig. 1.
FIG. 3 is a schematic diagram of the positional relationship between the clamp and the workpiece.
Fig. 4 is a front view of fig. 3 illustrating a positional relationship between the jig and the workpiece.
Fig. 5 is a BB cross-sectional view illustrating a positional relationship between the jig and the workpiece in fig. 3.
Fig. 6 is a schematic view of the clamp for clamping a workpiece.
Fig. 7 is a schematic view in the direction B of the structural schematic view of the multistation machining device for the wheel pin workpiece mounting hole shown in fig. 1.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the multi-station machining apparatus for a workpiece mounting hole of a roller pin of the present embodiment mainly includes a frame 1, a spindle 23 having an external thread, a lifting platform 20 having a nut 24 with an internal thread fixedly connected to the center thereof, a drill, a table 60, a drill driving mechanism, a guiding unit, and a jig 5. The main shaft 23 is vertically rotatably supported on the frame 1, forming the elevating mechanism 2. The elevating platform 20 is threadedly coupled to the main shaft 23 through the internal threads of the nut 24. The drill head 47 is rotatably supported on the elevating platform 20. The drill driving mechanism comprises a shaft sleeve 40, an intermediate transmission unit, a transmission gear set and a first motor 3. The first motor 3 is fixed to the lifting platform 20. The shaft sleeve 40 is rotatably supported on the elevating platform 20 through a bearing 401 and is hollow in the main shaft 23. The shaft sleeve 40 is in transmission connection with the drill bit 47 through a transmission gear set and is in transmission connection with an output shaft of the first motor 3 through an intermediate transmission unit. The table 60 is rotatably mounted on the frame, and the jigs 5 are mounted on the table 60 at intervals corresponding to the drill heads 47 to form a feeding mechanism 6, see fig. 2. The guide unit includes a guide tube 25 and a guide rod 26, and limits the elevation platform 20 while limiting the rotation of the elevation platform 20 to complete the up-and-down movement of the nut 24 with respect to the main shaft 23. The guide tube 25 is fixed to the frame 1. One end of the guide rod 26 is fixed to the lifting platform 20, and the other end is slidably connected to the guide tube 25.
The top end of the frame 1 of this embodiment is provided with a cover plate 11 for a load. The guide tube 25 is inserted into the cover plate 11.
As shown in fig. 1, the main shaft 23 is driven to rotate by the second motor 21, and the output shaft of the second motor 21 is connected to the main shaft 23 through the coupling 22.
The transmission gear of the present embodiment mainly comprises a driving gear 43, an intermediate gear, a driven gear, a first rotating shaft 41 and a second rotating shaft 42. The first rotating shaft 41 and the second rotating shaft 42 are rotatably disposed on the lifting platform 20 through bearings 421. The intermediate gear and the driven gear are respectively connected to the first rotating shaft 41 and the second rotating shaft 42 in a transmission manner and are meshed with each other. The drill bit 47 is connected to the second rotary shaft 42 via a coupling 46. The drive gear 43 is drivingly connected to the hub 40 and is in meshing engagement with the intermediate gear.
Referring to fig. 7, the intermediate transmission unit of the present embodiment is a pulley set, and mainly includes a driving pulley 31, a driven pulley 48 and a belt. The driving pulley 31 is connected with the output shaft of the first motor 3 in a transmission manner, the driven pulley 48 is connected with the shaft sleeve 40 in a transmission manner, and the driving pulley 31 is connected with the driven pulley 48 in a transmission manner through a belt.
The intermediate transmission unit of the present invention may also replace a pulley set with a gear set, and the specific implementation scheme is well known to those skilled in the art and will not be described herein.
Further, the driven pulley 48 of the present embodiment is axially positioned on the shaft sleeve 40 by the snap springs and the positioning nuts respectively disposed on the upper and lower end surfaces of the driven pulley.
The lower end face of the lifting platform 20 is provided with an end cover, and the end cover is provided with a pipe orifice 21 for penetrating and connecting a drill bit.
Referring to fig. 3, 4 and 5, the clamp 5 of the present embodiment includes a block-shaped body 50 having a mounting groove, a positioning plate 52 and two engaging lugs 51. The engaging lugs 51 are fixed to both side end surfaces of the block body 50. One end of the positioning plate 52 is hinged to one connecting lug 51, and the other end is a movable end which is detachably buckled to the other connecting lug. A through hole for connecting the drill bit in a penetrating way is arranged in the block body corresponding to the mounting groove. When a technician clamps the workpiece, the positioning plate 52 is only required to be pulled open to fill the workpiece 8 into the mounting hole, and then the positioning plate 52 is rotated to enable the movable end of the positioning plate to be buckled with the corresponding connecting lug 51 to complete the clamping operation on the workpiece, so that the clamping operation is very convenient and efficient.
The table 60 of this embodiment is rotatably connected to the frame by a shaft 61. The rotating shaft 61 is in transmission connection with an output shaft of a stepping motor through a gear set. The gear set is composed of a gear 63 which is in transmission connection with the rotating shaft 61 and a gear 62 which is in transmission connection with the output shaft of the stepping motor, and the gears are meshed with each other. When the drill bit at the current station finishes processing the inner wall of the circular hole with the corresponding radian, the stepping motor drives the workbench 60 to rotate the workpiece 8 to the next station.
The multi-station machining device for the roller pin workpiece mounting hole divides the original drilling machining process for the pin shaft mounting hole into a plurality of stations to be respectively drilled, and each station machines one section of inner wall of the mounting hole, so that the cutting amount generated during drilling is reduced, the machining precision is improved, and the product quality is guaranteed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a multistation processingequipment of gyro wheel round pin work piece mounting hole which characterized in that includes: the drill bit driving mechanism comprises a shaft sleeve, an intermediate transmission unit, a transmission gear set and a first motor, wherein the first motor is fixed on the lifting platform, the shaft sleeve is rotatably supported on the lifting platform and is sleeved on the main shaft in a hollow manner, and the shaft sleeve is in transmission connection with the drill bit through the transmission gear set and is in transmission connection with an output shaft of the first motor through the intermediate transmission unit; the workbench is rotatably arranged on the rack, and the clamps are arranged on the workbench at intervals corresponding to the drill bit; the guide unit comprises a guide pipe and a guide rod, the guide pipe is fixed on the rack, one end of the guide rod is fixedly connected to the lifting platform, and the other end of the guide rod is connected to the inside of the guide pipe in a sliding mode.
2. The device for multi-station machining of workpiece mounting holes on roller pins according to claim 1, wherein a cover plate is provided at the top end of the frame, and the guide tube is inserted into the cover plate.
3. The apparatus of claim 1, wherein the spindle is rotatably driven by a second motor, and an output shaft of the second motor is coupled to the spindle by a coupling.
4. The multi-station machining device for the workpiece mounting hole of the roller pin according to claim 1, wherein the transmission gear set comprises a driving gear, an intermediate gear, a driven gear, a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are rotatably arranged on the lifting platform through bearings respectively, the intermediate gear and the driven gear are in transmission connection with the first rotating shaft and the second rotating shaft respectively and are meshed with each other, the drill bit is connected with the second rotating shaft through a coupling, and the driving gear is in transmission connection with the shaft sleeve and is meshed with the intermediate gear.
5. The multi-station machining device for the workpiece mounting hole of the roller pin according to claim 1, wherein the intermediate transmission unit is a pulley set and comprises a driving pulley, a driven pulley and a belt, the driving pulley is in transmission connection with an output shaft of the first motor, the driven pulley is in transmission connection with the shaft sleeve, and the driving pulley is in transmission connection with the driven pulley through the belt.
6. The multi-station machining device for the workpiece mounting hole of the roller pin according to claim 5, wherein the driven pulley is axially positioned by snap springs and positioning nuts respectively arranged on the upper end surface and the lower end surface of the driven pulley.
7. The multi-station machining device for the workpiece mounting holes of the roller pins according to claim 1, wherein an end cover is arranged on the lower end face of the lifting platform, and a pipe orifice for penetrating a drill bit is arranged on the end cover.
8. The multi-station machining device for the workpiece mounting hole of the roller pin according to claim 1, wherein the clamp comprises a block-shaped body provided with a mounting groove, a positioning plate and two connecting lugs, the connecting lugs are fixed on two side end surfaces of the block-shaped body, one end of the positioning plate is hinged to one connecting lug, and the other end of the positioning plate is a movable end which is detachably buckled to the other connecting lug; and a through hole for penetrating and connecting a drill bit is arranged in the block body corresponding to the mounting groove.
9. The apparatus of claim 1, wherein said table is rotatably connected to said frame by a pivot.
10. The apparatus of claim 9, wherein the shaft is drivingly connected to an output shaft of a motor through a gear train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184372.5U CN211803920U (en) | 2019-12-09 | 2019-12-09 | Multi-station machining device for workpiece mounting holes of roller pins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184372.5U CN211803920U (en) | 2019-12-09 | 2019-12-09 | Multi-station machining device for workpiece mounting holes of roller pins |
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| Publication Number | Publication Date |
|---|---|
| CN211803920U true CN211803920U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922184372.5U Active CN211803920U (en) | 2019-12-09 | 2019-12-09 | Multi-station machining device for workpiece mounting holes of roller pins |
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| Country | Link |
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| CN (1) | CN211803920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014759A (en) * | 2019-12-09 | 2020-04-17 | 金湖县常盛动力机械配件有限公司 | A multi-station machining device for the mounting hole of the roller pin workpiece |
| CN113103037A (en) * | 2021-05-12 | 2021-07-13 | 湖北博英精工科技股份有限公司 | Piston pin drilling device |
-
2019
- 2019-12-09 CN CN201922184372.5U patent/CN211803920U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014759A (en) * | 2019-12-09 | 2020-04-17 | 金湖县常盛动力机械配件有限公司 | A multi-station machining device for the mounting hole of the roller pin workpiece |
| CN113103037A (en) * | 2021-05-12 | 2021-07-13 | 湖北博英精工科技股份有限公司 | Piston pin drilling device |
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