CN218193924U - Mechanical main shaft clamping mechanism for drilling and tapping center machine tool - Google Patents
Mechanical main shaft clamping mechanism for drilling and tapping center machine tool Download PDFInfo
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- CN218193924U CN218193924U CN202222723297.7U CN202222723297U CN218193924U CN 218193924 U CN218193924 U CN 218193924U CN 202222723297 U CN202222723297 U CN 202222723297U CN 218193924 U CN218193924 U CN 218193924U
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Abstract
The utility model relates to the field of machine tool spindles, in particular to a mechanical spindle clamping mechanism for a drilling and tapping center machine tool, which comprises a mounting seat, wherein a fixed shell is arranged on the outer wall of the top of the mounting seat, a driving structure is arranged at the center of the inner wall of the fixed shell, and one end of the driving structure is connected with a chuck; the driving structure comprises a driving shaft arranged on the inner wall of the fixed shell, a partition plate welded at the center of the inner wall of the driving shaft, a first main shaft and a second main shaft which are rotatably connected at the centers of the inner walls at two ends of the driving shaft, a transmission shaft which is rotatably connected in the partition plate and positioned at the bottoms of the first main shaft and the second main shaft, and a transmission shaft arranged on the transmission shaft. The utility model discloses it is rotatory to drive the transmission shaft through second gear and first gear after the second main shaft is rotatory, and it is rotatory that the transmission shaft passes through second gear and first gear and drives first main shaft, and first main shaft drives the chuck rotation and then drives the drilling tool rotation, reduces the driving motor load, improves the chuck rotational speed, keeps driving motor life.
Description
Technical Field
The utility model relates to a lathe main shaft technical field, in particular to bore and attack center machine tool and use mechanical main shaft fixture.
Background
The machine tool spindle refers to a shaft which drives a workpiece or a cutter to rotate on the machine tool. The machine is mainly used for supporting transmission parts such as gears and belt wheels and transmitting motion and torque, a machine tool spindle in a drilling machine tool is used for fixing a drilling tool, the drilling tool is in contact with a workpiece after rotating to drill the workpiece, and the traditional machine tool spindle has the following defects:
the fixed drilling rod of lathe main shaft uses the chuck to fix usually, and the motor drives the rotatory back of contacting with the work piece of cutter, and driving motor's load is great, uses for a long time to make driving motor's life reduce.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that exists with not enough, the utility model provides a brill attacks central lathe and uses mechanical main shaft fixture through driving motor start-up through reduction gear drive second main shaft rotatory, it is rotatory to drive the transmission shaft through second gear and first gear after the second main shaft is rotatory, it is rotatory that the transmission shaft passes through second gear and first gear drive first main shaft, first main shaft drives the chuck rotation and then drives the drilling tool rotation, reduce the driving motor load, the great problem of load that the motor directly drives and leads to has been solved, the problem of motor life reduction is solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a mechanical main shaft clamping mechanism for a drilling and tapping center machine tool comprises a mounting seat, wherein a fixed shell is mounted on the outer wall of the top of the mounting seat, a driving structure is mounted at the center of the inner wall of the fixed shell, and one end of the driving structure is connected with a chuck; the driving structure comprises a driving shaft arranged on the inner wall of the fixed shell, a partition plate welded at the center of the inner wall of the driving shaft, a first main shaft and a second main shaft which are rotatably connected at the centers of the inner walls at two ends of the driving shaft, a transmission shaft which is rotatably connected in the partition plate and positioned at the bottoms of the first main shaft and the second main shaft, and a first gear and a second gear which are arranged in the transmission shaft, the first main shaft and the second main shaft.
Preferably, the first gear is sleeved at one end of the transmission shaft close to the second main shaft and on the outer wall of the first main shaft, the second main shaft is sleeved at one end of the transmission shaft close to the first main shaft and on the outer wall of the second main shaft, and the first gear is meshed with the second gear;
according to the scheme: the driving motor starts to drive the second spindle to rotate through the speed reducer, the second spindle drives the first spindle to rotate through the transmission shaft after rotating, the first spindle drives the chuck to rotate so as to drive the drilling tool to rotate, the load of the driving motor is reduced, the rotating speed of the chuck is improved, and the service life of the driving motor is prolonged.
Preferably, one end of the first main shaft and one end of the second main shaft are rotatably connected to the centers of the two sides of the partition plate, and one end of the first main shaft is mounted on the chuck.
Preferably, a guide concave ring is installed on the outer wall of one end of the driving shaft, and a rotating ring is installed on the outer wall of one side of the chuck, which is located at the guide chuck.
Preferably, a driving motor is installed on the outer wall of one side of the fixed shell, a speed reducer is connected to an output shaft of the driving motor, the speed reducer is fixed to the inner wall of the fixed shell, and one end of the speed reducer is connected with one end of the second spindle.
Preferably, the driving motor is connected with the switch through a lead, and the switch is connected with the power supply through a lead.
The beneficial effects of the utility model are that:
1. the driving motor starts to drive the second main shaft to rotate through the speed reducer, the second main shaft drives the transmission shaft to rotate through the second gear and the first gear after rotating, the transmission shaft drives the first main shaft to rotate through the second gear and the first gear, the first main shaft drives the chuck to rotate so as to drive the drilling tool to rotate, the load of the driving motor is reduced, the rotating speed of the chuck is improved, and the service life of the driving motor is prolonged.
Drawings
Fig. 1 is a schematic view of an overall structure of a mechanical spindle clamping mechanism for a drilling and tapping center machine tool according to the present invention;
fig. 2 is a schematic view of the overall bottom structure of a mechanical spindle clamping mechanism for a drilling and tapping center machine tool according to the present invention;
fig. 3 is the utility model provides a bore and attack center machine tool and use mechanical spindle fixture's drive structure section structure sketch map.
In the figure: the device comprises a mounting seat 1, a fixed shell 2, a driving structure 3, a driving motor 4, a speed reducer 5, a chuck 6, a driving shaft 7, a partition plate 8, a first main shaft 9, a second main shaft 10, a transmission shaft 11, a first gear 12, a second gear 13, a guide concave ring 14 and a rotating ring 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1:
referring to fig. 1-2, a mechanical spindle clamping mechanism for a drilling and tapping center machine tool comprises a mounting seat 1, wherein a fixed shell 2 is mounted on the outer wall of the top of the mounting seat 1, a driving structure 3 is mounted at the center of the inner wall of the fixed shell 2, and one end of the driving structure 3 is connected with a chuck 6;
a driving motor 4 is installed on the outer wall of one side of the fixed shell 2, an output shaft of the driving motor 4 is connected with a speed reducer 5, the speed reducer 5 is fixed on the inner wall of the fixed shell 2, one end of the speed reducer 5 is connected with one end of a second spindle 10, the driving motor 4 reduces the rotating speed through the speed reducer 5 to improve the torque, the speed reducer 5 improves the rotating speed of the chuck 6 and the cutter through the second spindle 10, a transmission shaft 11 and a first spindle 9, drilling is facilitated after the rotating speed is improved, the speed reducer 5 reduces the load of the driving motor 4, and the service life of the motor is conveniently kept;
the driving motor 4 is connected with a switch through a lead, and the switch is connected with a power supply through a lead.
Example 2:
referring to fig. 1 to 3, the driving structure 3 includes a driving shaft 7 installed at an inner wall of the stationary case 2, a partition plate 8 welded at a center of an inner wall of the driving shaft 7, first and second spindles 9 and 10 rotatably connected at centers of inner walls of both ends of the driving shaft 7, a driving shaft 11 rotatably connected in the partition plate 8 at bottoms of the first and second spindles 9 and 10, and first and second gears 12 and 13 installed in the driving shaft 11, the first and second spindles 9 and 10;
the first gear 12 is sleeved on one end of the transmission shaft 11 close to the second main shaft 10 and the outer wall of the first main shaft 9, the second main shaft 10 is sleeved on one end of the transmission shaft 11 close to the first main shaft 9 and the outer wall of the second main shaft 10, the first gear 12 and the second gear 13 are meshed with each other, the size of the second gear 13 is larger than that of the first gear 12, the second main shaft 10 drives the first gear 12 on the transmission shaft 11 to rotate through the second gear 13, the rotating speed of the transmission shaft 11 is increased, the second gear 13 on the transmission shaft 11 drives the first gear 12 on the first main shaft 9 to rotate, and the rotating speed of the first main shaft 9 is increased;
one ends of the first main shaft 9 and the second main shaft 10 are rotatably connected to the centers of two sides of the partition plate 8, and one end of the first main shaft 9 is mounted with the chuck 6;
the outer wall of one end of the driving shaft 7 is provided with a guide concave ring 14, the outer wall of one side of the chuck 6 is provided with a rotating ring 15 at the position of the guide chuck 6, the guide concave ring 14 is matched with the rotating ring 15 on the chuck 6 to keep the stability of the rotation of the chuck 6, and the chuck 6 is convenient for fixing cutters with different sizes.
The working principle is as follows: place the drilling cutter in chuck 6 center department, drive chuck 6 makes chuck 6 fix the drilling cutter, accommodate the lead screw and then adjust the position and the height of mount pad 1 in the lathe, make the drilling cutter be in work piece needs drilling position department, driving motor 4 starts to drive second main shaft 10 rotatory through reduction gear 5, it is rotatory that second main shaft 10 drives transmission shaft 11 through second gear 13 and first gear 12 after rotatory, transmission shaft 11 drives first main shaft 9 rotatory through second gear 13 and first gear 12, first main shaft 9 drives chuck 6 rotatory and then drives the drilling cutter rotatory, drill to the work piece.
Exemplary embodiments of the present invention have been described in detail with reference to the embodiments, however, it will be understood by those skilled in the art that various modifications and changes may be made to the above-described embodiments without departing from the concept of the present invention, and various combinations of the technical features and structures of the present invention may be made without departing from the scope of the present invention, which is defined by the appended claims. The foregoing description of specific exemplary embodiments of the invention is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application, to thereby enable others skilled in the art to make and utilize various exemplary embodiments of the invention and various alternatives and modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (6)
1. A mechanical main shaft clamping mechanism for a drilling and tapping center machine tool comprises a mounting seat (1) and is characterized in that a fixed shell (2) is mounted on the outer wall of the top of the mounting seat (1), a driving structure (3) is mounted at the center of the inner wall of the fixed shell (2), and one end of the driving structure (3) is connected with a chuck (6);
the driving structure (3) comprises a driving shaft (7) arranged on the inner wall of the fixed shell (2), a partition plate (8) welded at the center of the inner wall of the driving shaft (7), a first main shaft (9) and a second main shaft (10) which are rotatably connected to the centers of the inner walls of the two ends of the driving shaft (7), a transmission shaft (11) rotatably connected to the bottoms of the first main shaft (9) and the second main shaft (10) in the partition plate (8), and a first gear (12) and a second gear (13) arranged in the transmission shaft (11), the first main shaft (9) and the second main shaft (10).
2. The mechanical spindle clamping mechanism for the drilling and tapping center machine tool is characterized in that the first gear (12) is sleeved on one end, close to the second spindle (10), of the transmission shaft (11) and on the outer wall of the first spindle (9), the second spindle (10) is sleeved on one end, close to the first spindle (9), of the transmission shaft (11) and on the outer wall of the second spindle (10), and the first gear (12) is meshed with the second gear (13).
3. The mechanical main shaft clamping mechanism for the drilling and tapping center machine tool is characterized in that one end of each of the first main shaft (9) and the second main shaft (10) is rotatably connected to the centers of two sides of the partition plate (8), and one end of the first main shaft (9) is mounted with the chuck (6).
4. The mechanical spindle clamping mechanism for the drilling and tapping center machine tool as claimed in claim 1, wherein a guide concave ring (14) is installed on the outer wall of one end of the driving shaft (7), and a rotating ring (15) is installed on the outer wall of one side of the chuck (6) at the position of the guide chuck (6).
5. The mechanical spindle clamping mechanism for the drilling and tapping center machine tool is characterized in that a driving motor (4) is installed on the outer wall of one side of the fixed shell (2), a speed reducer (5) is connected to an output shaft of the driving motor (4), the speed reducer (5) is fixed to the inner wall of the fixed shell (2), and one end of the speed reducer (5) is connected with one end of a second spindle (10).
6. The mechanical spindle clamping mechanism for the drilling and tapping center machine tool is characterized in that the driving motor (4) is connected with a switch through a lead, and the switch is connected with a power supply through a lead.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222723297.7U CN218193924U (en) | 2022-10-17 | 2022-10-17 | Mechanical main shaft clamping mechanism for drilling and tapping center machine tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222723297.7U CN218193924U (en) | 2022-10-17 | 2022-10-17 | Mechanical main shaft clamping mechanism for drilling and tapping center machine tool |
Publications (1)
Publication Number | Publication Date |
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CN218193924U true CN218193924U (en) | 2023-01-03 |
Family
ID=84640832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202222723297.7U Active CN218193924U (en) | 2022-10-17 | 2022-10-17 | Mechanical main shaft clamping mechanism for drilling and tapping center machine tool |
Country Status (1)
Country | Link |
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CN (1) | CN218193924U (en) |
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2022
- 2022-10-17 CN CN202222723297.7U patent/CN218193924U/en active Active
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