Disclosure of Invention
The present invention is directed to solve the above problems in the background art, and an object of the present invention is to provide a fixing device for sector gear machining and a fixing method thereof.
The invention achieves the purpose, and adopts the following technical scheme:
a fixing device for machining a sector gear comprises a fixing rod, a tip, a fixing device, a collecting device, a chuck, a motor, a base and a hydraulic cylinder; the motor is fixedly connected to the upper end of the base, and a chuck is fixedly connected to an output shaft of the motor; the upper end of the chuck is provided with a fixing device; the collecting device is connected to the fixing device through threads; one end of the fixed rod is provided with a tip, the other end of the fixed rod is connected to the upper end of the base through a hydraulic cylinder, and the tip is arranged at the upper end of the fixing device.
A fixing method of a fixing device for sector gear machining, the fixing method comprising the steps of:
the method comprises the following steps: the two clamping blocks are pulled out by hands, then the connecting cylinder is inserted into the upper end of the corresponding connecting cylinder or the seat body, and then the sector gear machined part is sleeved at the position of the clamping block of the connecting cylinder;
step two: sleeving the collecting device on the connecting cylinder through threads and locating between two adjacent sector gear workpieces;
step three: repeating the first step and the second step until all the sector gear workpieces are installed;
step four: and starting the hydraulic cylinder, moving the tip into the conical groove, and closing the hydraulic cylinder to finish fixing.
Compared with the prior art, the invention has the beneficial effects that: the invention not only can load a plurality of workpieces on the fixing device, is convenient to process simultaneously and improves the working efficiency, but also can load sector gear workpieces with different diameters, reduces the frequency of changing the workpieces by workers, and is also provided with the collecting device which can collect scraps and prevent the scraps from falling to the upper end of the lower workpiece to influence the processing quality of the workpieces.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1 to 8, the present embodiment describes a fixing device for sector gear machining, including a fixing rod 1, a center 2, a fixing device 5, a collecting device 6, a chuck 7, a motor 8, a base 9, and a hydraulic cylinder 10; the motor 8 is fixedly connected to the upper end of the base 9, and the chuck 7 is fixedly connected to the output shaft of the motor 8; the upper end of the chuck 7 is provided with a fixing device 5; the collecting device 6 is connected to the fixing device 5 through threads; one end of the fixed rod 1 is provided with a tip 2, the other end of the fixed rod 1 is connected to the upper end of a base 9 through a hydraulic cylinder 10, and the tip 2 is arranged at the upper end of the fixing device 5.
The second embodiment is as follows: as shown in fig. 2, the present embodiment is further described with respect to the first embodiment, and the fixing device 5 includes a plurality of connecting members 51 and a fixing base 52; a plurality of connectors 51 are vertically arranged at the upper end of the base 52.
The third concrete implementation mode: as shown in fig. 3 and 4, the present embodiment is further described with respect to the first embodiment, and each of the connecting members 51 includes a connecting cylinder 511, a rectangular inserting rod 513, two springs i 514 and two latch blocks 516; the bottom end of the connecting cylinder 511 is provided with a circular groove 515, the top end of the connecting cylinder 511 is provided with a circular convex column, the diameter of the circular convex column is equal to that of the circular groove 515, the top end of the circular convex column is provided with a groove 512, and the side surface of the connecting cylinder 511 is also provided with two sliding grooves; the rectangular insertion rod 513 is fixedly connected to the top end of the circular groove 515; the two clamping blocks 516 are respectively in sliding fit with the corresponding sliding grooves; an arc-shaped groove I517 is formed in the outer circular surface of the circular convex column; one end of each spring I514 is fixedly connected to the corresponding fixture block 516, the other end of each spring I514 is fixedly connected to the side surface of the rectangular insertion rod 513, and the circular convex column on the connecting piece 51 at the lower end is in sliding fit with the circular groove 515 of the connecting piece 51 at the upper end; the fixture block 516 is in sliding fit with the arc-shaped groove I517; the fixture block 516 is in sliding fit with the corresponding key slot on the sector gear workpiece 3. When the fixture block 516 is positioned in the arc-shaped groove I517, the fixture block 516 is positioned in the sliding groove of the connecting cylinder 511, so that the fixture block 516 is prevented from being protruded when not working, and a worker is prevented from being scratched carelessly; the connecting pieces 51 can be increased or decreased as required to adapt to the number of the sector gear workpieces 3 to be processed, and meanwhile, the chuck 7 drives the fixing device 5 to rotate, so that the sector gear workpieces 3 can be processed conveniently.
The fourth concrete implementation mode: as shown in fig. 3 and 4, in this embodiment, the first embodiment is further described, the groove 512 on the connecting member 51 at the uppermost end of the fixing device 5 is tapered, the tapered groove 512 is slidably engaged with the tip 2, the grooves 512 on the other connecting members 51 are rectangular, and the rectangular grooves 512 are slidably engaged with the corresponding rectangular insertion rods 513. The rectangular groove 512 is used for driving the other connecting pieces 51 to rotate, and the conical groove 512 is used for fixing the axis.
The fifth concrete implementation mode: as shown in fig. 5 and 6, the present embodiment is further described with respect to the first embodiment, and the fixed base 52 includes a base 521; the base 521 is in a circular truncated cone shape, the upper end of the base 521 is provided with a rectangular groove 522, the rectangular groove 522 is in sliding fit with the corresponding rectangular insertion rod 513, the side surface of the upper end cylinder of the circular truncated cone-shaped base 521 is provided with an arc-shaped groove II 523, the arc-shaped groove II 523 is in sliding fit with the corresponding fixture block 516, the upper end cylinder of the circular truncated cone-shaped base 521 is in sliding fit with the corresponding circular groove 515, and the base 521 is arranged in the chuck 7; when the fixture block 516 is located in the arc-shaped groove II 523 or the arc-shaped groove I517, the outer end of the fixture block 516 is located in the corresponding sliding groove. The base 521 is fixed on the chuck 7, and further drives the connecting member 51 at the upper end thereof to rotate, so as to complete the rotation of the sector gear workpiece 3 for machining.
The sixth specific implementation mode: as shown in fig. 7 and 8, this embodiment is further described as a first embodiment, and the collecting device 6 includes a circular plate 61, a movable device 62 and an inclined baffle 64; the center of the circular plate 61 is provided with a threaded hole 63, the outer side of each connecting cylinder 511 is provided with a thread, and the circular plate 61 is connected to the corresponding connecting cylinder 511 through the threaded hole 63; the side surface of the circular plate 61 is also provided with a movable device 62, and the lower end surface of the circular plate 61 corresponding to the lower part of the movable device 62 is also fixedly connected with an inclined baffle 63. The circular plate 61 is connected through threads, so that the circular plate is convenient to detach and clean.
The seventh embodiment: as shown in fig. 7 and 8, the present embodiment is further described with respect to the first embodiment, the movable device 62 includes a rotating plate 621, a connecting plate 622, a limiting plate 623, and a spring ii 625; one end of the limiting plate 623 is obliquely and fixedly connected to the side surface of the circular plate 61, and the other end of the limiting plate 623 is provided with a slide 624; one end of the connecting plate 622 is in sliding fit with the sliding way 624, the other end of the connecting plate 622 is hinged with the rotating plate 621, and the rotating plate 621 is in sliding fit with the sliding way 624; one end of the spring II 625 is fixedly connected into the slide 624, and the other end of the spring II 625 is fixedly connected onto the connecting plate 622; the circular plate 61 is positioned above the fixture block 516 of the corresponding connecting piece 51; a through hole 626 is formed at the connection between the stopper plate 623 and the circular plate 61. The rotating plate 621 is obliquely arranged, the corresponding horizontal length of the rotating plate is greater than the maximum length of the cutter 4 processed on the sector gear workpiece 3, waste scraps can fall on the rotating plate 621, and the lowest point of the inclined baffle plate 64 is located below the limiting plate 623, so that the cutter 4 is prevented from being influenced to move.
The specific implementation mode is eight: as shown in fig. 1 to 8, the present embodiment describes a fixing method of a fixing device for sector gear machining, the fixing method including the steps of:
the method comprises the following steps: the two fixture blocks 516 are pulled out by hands, then the connecting cylinder 511 is inserted into the corresponding upper end of the connecting cylinder 511 or the base 521, and then the sector gear machined part 3 is sleeved at the fixture blocks 516 of the connecting cylinder 511;
step two: the collecting device 6 is sleeved on the connecting cylinder 511 through threads and is positioned between two adjacent sector gear workpieces 3;
step three: repeating the first step and the second step until all the sector gear workpieces 3 are installed;
step four: the hydraulic cylinder 10 is started, the tip 2 is moved into the conical groove 512, and the hydraulic cylinder 10 is closed to complete the fixation.
The working principle of the invention is as follows: when the device is used, the two fixture blocks 516 are pulled out by hands, then the connecting cylinder 511 is inserted into the corresponding circular convex column of the connecting cylinder 511 or the upper end cylinder of the circular truncated cone-shaped base 521, and then the sector gear machined part 3 is sleeved at the position of the fixture block 516 of the connecting cylinder 511;
the collecting device 6 is sleeved on the connecting cylinder 511 through threads and is positioned between two adjacent sector gear workpieces 3, a plurality of movable devices 62 are arranged, and each movable device 62 is positioned at the lower end of a position, needing to be cut, of each sector gear workpiece 3;
repeating the operation until all the sector gear workpieces 3 are installed; starting the hydraulic cylinder 10, moving the tip 2 into the conical groove 512, and closing the hydraulic cylinder 10 to finish fixing;
when processing, cutter 4 reciprocates, carry out cutting process to sector gear machined part 3, motor 8 drives chuck 7 and rotates, and then drive unable adjustment base 52 and rotate, unable adjustment base 52 drives corresponding rectangle inserted bar 513 through rectangular channel 522 and rotates, and then drive connecting cylinder 511 and rotate, connecting cylinder 511 drives another connecting cylinder 511 of its upper end through rectangle recess 512 and rotates, and then drive collection device 6, sector gear machined part 3 rotates, process, if the machining diameter is the same, during the same sector gear machined part 3 of number of teeth, make each sector gear machined part 3 contained angle be 0 in the horizontal direction, cutter 4 can cut a plurality of sector gear machined parts 3 simultaneously when reciprocating the cutting at this moment, effectively promote work efficiency, if when processing sector gear machined part 3 of different diameters, make different sector gear machined parts 3 contained angles be 180 in the horizontal direction, the cutter 4 finishes processing a sector gear machined part 3, the chuck 7 is driven to rotate through the motor 8, the fixing device 5 and the sector gear machined part 3 are further driven to rotate, other sector gear machined parts 3 can be moved to the machining position, and the frequency of replacing the workpiece by workers is reduced;
when the cutter 4 cuts the sector gear machined part 3, the scraps fall onto the rotating plate 621 after separating from the sector gear machined part 3, under the impact of the cooling liquid, part of the scraps move onto the circular plate 61, when the cutter 4 is positioned between two sector gear machined parts 3 and continues to move downwards to contact with the rotating plate 621, because the rotating plate 621 can only rotate towards the direction of the center of the circular plate 61, when the cutter 4 moves downwards, the rotating plate 621 is pushed to slide towards the direction of the limiting plate 623, the rotating plate 621 drives the connecting plate 622 to slide, and the spring II 625 is compressed, when the cutter 4 separates from the rotating plate 621, under the action of the spring II 625, the rotating plate 621 moves to the original position, when the cutter 4 moves upwards from the bottom to perform a new round of cutting, after the cutter 4 contacts with the rotating plate 621, the rotating plate 621 is pushed to rotate until the cutter 621 separates from the rotating plate, because a coil spring is arranged on a hinge at the connecting position of the rotating plate 621 and the connecting plate 622, therefore, after the cutter 4 is disengaged, the rotating plate 621 moves to the original position; when the coolant liquid flows to rotating plate 621 on, move to in the through-hole 626 along rotating plate 621, connecting plate 622 and limiting plate 623 to on the sector gear machined part 3 of below flows along oblique baffle 64, so can guarantee that collection device 6 does not hinder cutter 4 and reciprocates, can collect the sweeps again simultaneously, avoid the sweeps to fall on the sector gear machined part 3 of below, influence processingquality.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.