CN115673429B - Gear machining equipment and machining method thereof - Google Patents
Gear machining equipment and machining method thereof Download PDFInfo
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- CN115673429B CN115673429B CN202211618603.9A CN202211618603A CN115673429B CN 115673429 B CN115673429 B CN 115673429B CN 202211618603 A CN202211618603 A CN 202211618603A CN 115673429 B CN115673429 B CN 115673429B
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- 238000003754 machining Methods 0.000 title claims description 32
- 238000000034 method Methods 0.000 title abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 56
- 238000005520 cutting process Methods 0.000 claims abstract description 30
- 238000003672 processing method Methods 0.000 claims abstract description 5
- 238000013519 translation Methods 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses gear processing equipment and a processing method thereof, and relates to the technical field of gear processing; in order to improve positioning reliability; the gear cutting device comprises a processing table, wherein a gear fixing mechanism for fixing a gear and a gear cutting mechanism for processing the tooth form of the gear are arranged on the processing table; the gear fixing mechanism includes: the first mounting frame is mounted on the outer wall of the top of the processing table; the gear saddle is rotatably arranged on the first mounting frame. According to the invention, the gear can be mounted on the central cylinder and the first positioning column by arranging the gear fixing mechanism, the thread seat is mounted in the central cylinder through threads, and the conical head column can extrude the arc-shaped support of each expanding piece outwards in the screwing process of the thread seat, so that each inner supporting plate synchronously expands outwards, and the gear is supported and fixed in an expanding mode.
Description
Technical Field
The invention relates to the technical field of gear machining, in particular to gear machining equipment and a gear machining method.
Background
The gear is a mechanical element for continuously transmitting motion and power through teeth, is one of the most common and most widely used mechanical elements, and the gear is processed in various modes, including cutting, fixing the middle part of the gear, and processing tooth forms on the circumference of the gear in a rotating mode.
In the prior art, as the patent of application number CN202020115147.6, a cutting machine of gear is disclosed, including base and the support body of setting on the base, be provided with cutting motor on the support body, cutting motor is connected with cutting device for drive cutting device processing gear, be equipped with rotary mechanism on the base, be equipped with the sucking disc mount pad on the rotary mechanism, install a plurality of sucking discs that are used for adsorbing the gear of waiting to process on the sucking disc mount pad. The cutting machine of the above patent has the following disadvantages: the fixing precision of the gear is not high, the rotation center is easy to deviate, and the product yield is finally affected.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides gear processing equipment and a processing method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the gear machining equipment comprises a machining table, wherein a gear fixing mechanism for fixing a gear and a gear cutting mechanism for machining the tooth shape of the gear are arranged on the machining table;
the gear fixing mechanism includes:
the first mounting frame is mounted on the outer wall of the top of the processing table;
the gear support is rotatably arranged on the first mounting frame, and a central cylinder matched with a main hole of the gear is arranged at the central position of the top of the gear support; the top of the gear supporting table is provided with a first positioning column which is matched with the auxiliary hole of the gear, the first positioning column is provided with an annular limiting part, the diameter of the annular limiting part is larger than the inner diameter of the auxiliary hole, and the gear is arranged on the central cylinder and the first positioning column;
the expanding and supporting pieces are circumferentially distributed and are arranged on the inner side of the central cylinder, the expanding and supporting pieces comprise expanding and supporting brackets, an opening is formed in the side face of the central cylinder, a limiting bracket is fixed on the inner side of the opening, the expanding and supporting brackets are slidably connected to the inner wall of the opening, a spring is fixed between the expanding and supporting brackets and the limiting bracket, an inner supporting plate is fixed on the outer wall of one end of the expanding and supporting bracket, which is positioned on the outer side of the central cylinder, an arc-shaped structure matched with the inner wall of the main hole is formed in the inner supporting plate, and an arc-shaped bracket is fixed at one end of the expanding and supporting bracket, which is far away from the inner supporting plate;
the thread seat is detachably arranged on the inner wall of the top of the central cylinder through threads, the conical head column is arranged on the outer wall of the bottom of the thread seat, the central axis of the conical head column coincides with the central axis of the central cylinder, and the top of the thread seat is provided with ribs;
the third mounting frame is fixed on the first mounting frame, a positioning hydraulic cylinder is mounted on the third mounting frame, the output end of the positioning hydraulic cylinder is rotationally connected with a clamping frame, the clamping frame is matched with the first positioning column, the clamping frame is downwards pressed to fix the gear, and meanwhile the bottom end of the clamping frame is sleeved on the outer side of the top end of the first positioning column;
the first driving assembly is arranged on the first mounting frame and used for driving the gear bracket to rotate.
Preferably: install the location detection subassembly on the central section of thick bamboo, the location detection subassembly includes:
the number of the indicator lamps is matched with that of the expanding and supporting pieces, the indicator lamps are circumferentially distributed and arranged on the outer side of the central cylinder, and the positions of the indicator lamps correspond to those of the expanding and supporting pieces;
the conductive sheets are arranged on the inner side of the central cylinder in pairs, and each pair of conductive sheets is connected with a circuit of an indicator lamp;
and the conducting strips are arranged at the top of the expanding support through the detection support, and the positions of the conducting strips are matched with the two conducting strips.
Further: the detection support includes:
the bracket main body is fixed on the outer wall of the top of the expanding bracket;
the adjusting screw piece is connected to the inner wall of the bracket main body through threads;
the mounting plate is connected to the outer wall of the top of the expanding support in a sliding manner, one end of the adjusting screw is connected to the inner wall of the mounting plate in a rotating manner, and the conducting strip is arranged on the outer wall of one side of the mounting plate;
the top of the expanding support is provided with scale marks.
Further preferred is: a second positioning column is fixed at the top of the gear bracket and is matched with the auxiliary hole; the second locating column is detachably provided with a threaded piece through threads after penetrating through the auxiliary hole.
As a preferred embodiment of the present invention: the first drive assembly includes:
the first driving motor is arranged on the first mounting frame, and a first driving wheel is arranged at the output end of the first driving motor;
the first driven wheel is arranged at the bottom end of the gear supporting table and is meshed with the first driving wheel.
Further preferred as the present invention is: the gear cutting mechanism includes:
the second installation frame is installed on the outer wall of the top of the processing table, and a translation hydraulic cylinder is fixed on one side of the second installation frame;
the bottom of the translation frame is connected to the second mounting frame in a sliding manner, and the output end of the translation hydraulic cylinder penetrates through the second mounting frame and is fixed on the outer wall of one side of the translation frame;
the lifting hydraulic cylinder is arranged on the translation frame;
the lifting frame is connected to the outer wall of the translation frame in a sliding manner, and the output end of the lifting hydraulic cylinder is fixed on the lifting frame;
and the gear cutting assembly is arranged on the lifting frame.
As still further aspects of the invention: the gear cutting assembly includes:
the second driving motor is arranged on the outer wall of one side of the lifting frame;
the second driving wheel is arranged at the output end of the second driving motor;
the processing rotating rod is rotatably arranged on the inner wall of the lifting frame, a second driven wheel is fixed on the processing rotating rod, and the second driven wheel is meshed with the second driving wheel;
the processing cutter wheel is arranged on the processing rotating rod.
Based on the scheme: the top of the lifting frame is fixedly provided with a fixing frame, a plurality of air injection cylinders are arranged on the fixing frame, the output ends of the air injection cylinders are matched with the positions of the processing cutter wheels, the inner walls of the air injection cylinders are connected with pistons in a sliding manner, one sides of the pistons are fixedly provided with ball head rods, and the ball head rods are connected with the air injection cylinders through elastic connecting parts;
and a piston driving assembly for driving the piston to move is arranged on the fixing frame.
Preferred on the basis of the foregoing scheme: the piston drive assembly includes:
the two ends of the transmission rod are rotatably arranged on the inner wall of the fixing frame;
the quantity of the connecting wheels is matched with the direction of the air injection cylinder, the connecting wheels are of elliptic structures, and one end of the ball head rod is slidably connected to the outer wall of the connecting wheels based on the elasticity of the elastic connecting part;
the driving chain wheel is coaxially arranged with the second driving wheel;
the driven sprocket is fixed on the transmission rod and is in transmission connection with the driving sprocket through a transmission chain;
the bottom end of the jet cylinder is detachably provided with a universal bent pipe, and the angles of the linkage wheels are inconsistent.
A processing method of gear processing equipment comprises the following steps:
s1: mounting the gear to be processed on the first positioning column and the second positioning column, and arranging the central cylinder in the main hole;
s2: the thread seat is arranged at the top of the central cylinder, the thread seat is screwed by the ribs, the inner supporting plate is ejected outwards by the conical head column, and the gear is fixed;
s3: controlling the positioning hydraulic cylinder to work, and clamping and fixing the gear;
s4: controlling the second driving motor to work so as to drive the machining cutter wheel to rotate;
s5: controlling the translation hydraulic cylinder and the lifting hydraulic cylinder to work cooperatively, enabling the processing cutter wheel to be close to the gear, and cutting the gear;
s6: and after the machining is finished, controlling each structure to reset, and taking down the gears.
The beneficial effects of the invention are as follows:
1. according to the invention, the gear can be mounted on the central cylinder and the first positioning column by arranging the gear fixing mechanism, the thread seat is mounted in the central cylinder through threads, and the conical head column bottom end is of a conical structure, so that the conical head column can extrude the arc-shaped support of each expanding and supporting piece outwards in the screwing process of the thread seat, and therefore, under the cooperation of spring deformation, each inner supporting plate synchronously expands and supports outwards, the gear is supported and fixed in an expanding and supporting mode, and the center of the gear can be reliably positioned due to the same structure of each expanding and supporting piece, and positioning errors possibly caused by gaps between the auxiliary hole and the first positioning column are eliminated, so that the subsequent processing precision is ensured.
2. According to the invention, the positioning detection assembly is arranged, so that when the expanding and supporting piece expands and supports in place outwards, the conducting strips are contacted and conduct the circuit between the two conducting strips, and then the corresponding indicator lamp circuit is conducted, so that the indicator lamps can work, and a worker can observe whether all the indicator lamps are lighted up, thereby judging the reliability of positioning the center of the gear.
3. According to the invention, the initial position of the conducting strip can be conveniently adjusted by arranging the adjustable detection bracket, so that different processing requirements are met; through setting up structures such as screw, second reference column, can further fix the gear through the mode that the gear revolved on the second reference column, promoted the reliability of fixing.
4. According to the invention, through the structures such as the air-jet cylinder and the piston driving assembly, when the second driving motor works, the transmission rod is driven to rotate, and the ball head rod is extruded, so that the piston moves in the air-jet cylinder, and air flow is generated at the output end of the air-jet cylinder, and the effect of blowing away waste scraps is achieved.
5. According to the invention, through the linkage wheels with inconsistent angles, each jet cylinder can alternately jet gas, and the universal bent pipe is arranged, so that the gas jet position can be conveniently adjusted, and the practicability is improved.
Drawings
Fig. 1 is a schematic structural diagram of a gear processing device according to the present invention;
fig. 2 is a schematic structural view of a gear fixing mechanism and a gear cutting mechanism of a gear processing device according to the present invention;
fig. 3 is a schematic structural view of a gear cutting mechanism of a gear processing device according to the present invention;
FIG. 4 is a schematic view of a gear cutting assembly of a gear machining apparatus according to the present invention;
FIG. 5 is a schematic cross-sectional view of a jet cylinder of a gear processing apparatus according to the present invention;
fig. 6 is a schematic structural view of a gear fixing mechanism of a gear processing device according to the present invention;
fig. 7 is a schematic diagram of a structure of a gear processing device with a clamping frame and a gear bracket separated;
FIG. 8 is a schematic view showing a gear processing apparatus according to the present invention with a screw base removed from a central cylinder;
fig. 9 is a schematic structural view of a supporting member of a gear processing device according to the present invention;
fig. 10 is a schematic structural view of a limiting bracket and a spring of a gear processing device.
In the figure: 1 processing table, 2 translation hydraulic cylinders, 3 second mounting frame, 4 lifting frame, 5 lifting hydraulic cylinders, 6 positioning hydraulic cylinders, 7 third mounting frame, 8 gear supporting frame, 9 first driving motor, 10 first mounting frame, 11 translation frame, 12 first driving wheel, 13 fixing frame, 14 first driven wheel, 15 second driving motor, 16 driven sprocket, 17 air injection cylinder, 18 processing cutter wheel, 19 linkage wheel, 20 processing rotating rod, 21 universal elbow, 22 driving sprocket, 23 second driven wheel, 24 second driving wheel, 25 driving chain, 26 rotating rod, 27 piston, 28 ball head rod, 29 elastic connection part, 30 gear, 31 clamping frame, 32 screw, 33 main hole, 34 annular limiting part, 35 central cylinder, 36 first positioning column, 37 auxiliary hole, 38 inner supporting plate, 39 arc bracket, 40 second positioning column, 41 screw seat, 42 rib, 43 conical head column, 44 indicating lamp, 45 expanding bracket, 46 adjusting screw, 47 scale mark line, 48 mounting plate, 49 conducting sheet, 50 conducting strip, 51 limiting bracket and 52 spring.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
Example 1:
1-10, the gear machining equipment comprises a machining table 1, wherein a gear fixing mechanism for fixing a gear 30 and a gear cutting mechanism for machining the tooth form of the gear 30 are arranged on the machining table 1;
the gear fixing mechanism includes:
the first mounting frame 10 is mounted on the outer wall of the top of the processing table 1;
the gear support table 8 is rotatably arranged on the first mounting frame 10, and a central cylinder 35 matched with the main hole 33 of the gear 30 is integrally arranged at the central position of the top of the gear support table 8; the top of the gear bracket 8 is integrally provided with a first positioning column 36, the first positioning column 36 is matched with a secondary hole 37 of the gear 30, the first positioning column 36 is integrally provided with an annular limiting part 34, the diameter of the annular limiting part 34 is larger than the inner diameter of the secondary hole 37, and the gear 30 is arranged on a central cylinder 35 and the first positioning column 36;
the expanding and supporting pieces are circumferentially distributed and mounted on the inner side of the central cylinder 35, the expanding and supporting pieces comprise expanding and supporting brackets 45, an opening is formed in the side face of the central cylinder 35, a limiting bracket 51 is fixed on the inner side of the opening, the expanding and supporting brackets 45 are slidably connected to the inner wall of the opening, a spring 52 is fixed between the expanding and supporting brackets 45 and the limiting bracket 51, an inner supporting plate 38 is fixed on the outer wall of one end, located on the outer side of the central cylinder 35, of the expanding and supporting bracket 45, the inner supporting plate 38 is in an arc-shaped structure matched with the inner wall of the main hole 33, and an arc-shaped bracket 39 is fixed on one end, away from the inner supporting plate 38, of the expanding and supporting bracket 45;
the screw seat 41 is detachably arranged on the inner wall of the top of the central cylinder 35 through threads, the conical head column 43 is arranged on the outer wall of the bottom of the screw seat 41, the central axis of the conical head column 43 coincides with the central axis of the central cylinder 35, and the top of the screw seat 41 is provided with a rib 42;
the third mounting frame 7, the third mounting frame 7 is fixed on the first mounting frame 10, the positioning hydraulic cylinder 6 is mounted on the third mounting frame 7, the output end of the positioning hydraulic cylinder 6 is rotatably connected with the clamping frame 31, the clamping frame 31 is matched with the first positioning column 36, the clamping frame 31 is pressed down to fix the gear 30, and meanwhile, the bottom end of the clamping frame 31 is sleeved outside the top end of the first positioning column 36;
the first driving assembly is arranged on the first mounting frame 10 and is used for driving the gear bracket 8 to rotate;
through setting up gear fixing mechanism, can install gear 30 on central section of thick bamboo 35 and first location post 36, install screw thread seat 41 in central section of thick bamboo 35 through the screw thread, because conical head post 43 bottom is the toper structure, at screw thread seat 41 screw in-process, conical head post 43 can outwards extrude the arc support 39 of each expansion piece, thereby under the cooperation of spring 52 deformation, make each interior fagging 38 synchronous outside expand, support fixed gear 30 through expanding the mode, because the structure of each expansion piece is the same, can carry out reliable location to the center of gear 30, and the positioning error that probably exists between vice hole 37 and the first location post 36 brings has been eliminated, thereby subsequent machining precision has been ensured.
In order to facilitate the judgment of the positioning effect; as shown in fig. 8 to 10, the center cylinder 35 has mounted thereon a positioning detection assembly including:
the number of the indicator lamps 44 is matched with that of the expanding and supporting pieces, the indicator lamps 44 are circumferentially distributed and arranged on the outer side of the central cylinder 35, and the positions of the indicator lamps 44 correspond to those of the expanding and supporting pieces;
the conductive sheets 49 are arranged on the inner side of the central cylinder 35 in pairs, and each pair of conductive sheets 49 is connected with a circuit of the indicator lamp 44;
the conducting strip 50, the conducting strip 50 is installed on the top of the expanding support 45 through the detection support, and the position of the conducting strip 50 is matched with the two conducting strips 49;
through setting up location detection subassembly, can expand to prop the piece and to prop in place outside, the conducting strip 50 contact and switch on the circuit between two conducting strips 49, and then switch on corresponding pilot lamp 44 circuit for pilot lamp 44 can work, and the staff can observe whether each pilot lamp 44 is whole to be lighted, thereby judges the reliability to gear 30 central authorities location.
To facilitate adjustment of the initial position of the conductive strip 50; as shown in fig. 10, the detection bracket includes:
the bracket main body is fixed on the outer wall of the top of the expanding bracket 45;
the adjusting screw piece 46, the adjusting screw piece 46 is connected to the inner wall of the bracket main body through threads;
the mounting plate 48, the mounting plate 48 is slidably connected to the top outer wall of the expanding support 45, one end of the adjusting screw 46 is rotatably connected to the inner wall of the mounting plate 48, and the conducting strip 50 is arranged on the outer wall of one side of the mounting plate 48;
graduation lines 47 are arranged on the top of the expanding support 45;
through setting up adjustable detection support, the initial position of adjusting conducting strip 50 that can be convenient to satisfy different processing demands.
For better fixing of the gear 30; as shown in fig. 6-8, a second positioning column 40 is fixed at the top of the gear bracket 8, and the second positioning column 40 is matched with the auxiliary hole 37; the second positioning column 40 is detachably provided with a screw member 32 through screw threads after penetrating through the auxiliary hole 37;
through setting up structures such as screw 32, second reference column 40, can further fix gear 30 through the mode that gear 30 revolved on second reference column 40, promoted the reliability of fixing.
For ease of driving; as shown in fig. 2, the first driving assembly includes:
the first driving motor 9, the first driving motor 9 is installed on the first installation frame 10, and the output end of the first driving motor 9 is provided with a first driving wheel 12;
the first driven wheel 14, the first driven wheel 14 is installed in the gear saddle 8 bottom, and first driven wheel 14 meshes with first drive wheel 12.
Example 2:
in order to facilitate cutting processing, as shown in fig. 1 to 10, on the basis of embodiment 1, the gear cutting mechanism includes:
the second mounting frame 3 is mounted on the outer wall of the top of the processing table 1, and a translation hydraulic cylinder 2 is fixed on one side of the second mounting frame 3;
the translation frame 11, the bottom of the translation frame 11 is connected to the second mounting frame 3 in a sliding way, and the output end of the translation hydraulic cylinder 2 penetrates through the second mounting frame 3 and is fixed on the outer wall of one side of the translation frame 11;
the lifting hydraulic cylinder 5, the lifting hydraulic cylinder 5 is installed on the translation frame 11;
the lifting frame 4 is connected to the outer wall of the translation frame 11 in a sliding manner, and the output end of the lifting hydraulic cylinder 5 is fixed on the lifting frame 4;
a gear cutting assembly mounted on the crane 4.
To facilitate the cutting process; as shown in fig. 3-5, the gear cutting assembly includes:
the second driving motor 15 is arranged on the outer wall of one side of the lifting frame 4;
a second driving wheel 24, the second driving wheel 24 being mounted at an output end of the second driving motor 15;
the processing rotating rod 20 is rotatably arranged on the inner wall of the lifting frame 4, a second driven wheel 23 is fixed on the processing rotating rod 20, and the second driven wheel 23 is meshed with a second driving wheel 24;
a machining cutter wheel 18, the machining cutter wheel 18 being mounted on a machining rotating rod 20;
by providing a gear cutting assembly, the machining rotating rod 20 can be driven to rotate based on the operation of the second driving motor 15, and then the machining cutter wheel 18 is driven to rotate for cutting.
To facilitate cleaning of debris; as shown in fig. 3-5, a fixing frame 13 is welded at the top of the lifting frame 4, a plurality of air injection cylinders 17 are installed on the fixing frame 13, the output ends of the air injection cylinders 17 are matched with the positions of the processing cutter wheels 18, the inner walls of the air injection cylinders 17 are slidably connected with pistons 27, one sides of the pistons 27 are fixed with ball head rods 28, and the ball head rods 28 are connected with the air injection cylinders 17 through elastic connecting parts 29;
a piston driving assembly for driving the piston 27 to move is mounted on the fixing frame 13.
To facilitate the movement of the drive piston 27; as shown in fig. 2-5, the piston drive assembly includes:
the two ends of the transmission rod 26 are rotatably arranged on the inner wall of the fixed frame 13;
the number of the linkage wheels 19 is matched with that of the air injection cylinders 17, the linkage wheels 19 are of elliptic structures, and one end of the ball rod 28 is slidably connected to the outer wall of the linkage wheels 19 based on the elastic force of the elastic connecting part 29;
a drive sprocket 22, the drive sprocket 22 being mounted coaxially with the second drive wheel 24;
the driven sprocket 16, the driven sprocket 16 is fixed on the drive rod 26, the driven sprocket 16 is connected with drive sprocket 22 through the drive chain 25;
through setting up structure such as gas jet cylinder 17, piston drive assembly, can drive transfer line 26 rotation when second driving motor 15 works, and then extrusion ball head pole 28 makes piston 27 activity in gas jet cylinder 17 to produce the air current at the output of gas jet cylinder 17, reach the effect of blowing off the sweeps.
In order to improve the cleaning effect; as shown in fig. 4 and 5, the bottom end of the air injection cylinder 17 is detachably provided with a universal elbow pipe 21, and the angles of the linkage wheels 19 are inconsistent;
through setting up the inconsistent linkage wheel 19 of angle, can make each jet cylinder 17 blowout gas in turn, set up universal return bend 21, can conveniently adjust gas blowout position, promoted the practicality.
Example 2:
a processing method of gear processing equipment comprises the following steps:
s1: mounting the gear 30 to be processed on the first positioning column 36 and the second positioning column 40, and placing the central cylinder 35 in the main hole 33;
s2: the screw seat 41 is mounted on the top of the central cylinder 35, the screw seat 41 is screwed by the rib 42, the inner supporting plate 38 is ejected outwards by the conical head column 43, and the gear 30 is fixed;
s3: the positioning hydraulic cylinder 6 is controlled to work so as to clamp and fix the gear 30;
s4: the second driving motor 15 is controlled to work to drive the processing cutter wheel 18 to rotate;
s5: the translation hydraulic cylinder 2 and the lifting hydraulic cylinder 5 are controlled to work cooperatively, so that the processing cutter wheel 18 is close to the gear 30, and the gear 30 is cut;
s6: after the machining is finished, each structure is controlled to reset, and the gear 30 is taken down.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The gear machining equipment comprises a machining table (1), and is characterized in that a gear fixing mechanism for fixing a gear (30) and a gear cutting mechanism for machining the tooth form of the gear (30) are arranged on the machining table (1);
the gear fixing mechanism includes:
the first mounting frame (10), the first mounting frame (10) is installed on the top outer wall of the processing table (1);
the gear support table (8), the gear support table (8) is rotatably installed on the first installation frame (10), and a central cylinder (35) matched with a main hole (33) of the gear (30) is arranged at the central position of the top of the gear support table (8); the top of the gear supporting table (8) is provided with a first positioning column (36), the first positioning column (36) is matched with a secondary hole (37) of the gear (30), the first positioning column (36) is provided with an annular limiting part (34), the diameter of the annular limiting part (34) is larger than the inner diameter of the secondary hole (37), and the gear (30) is arranged on the central cylinder (35) and the first positioning column (36);
the expanding and supporting pieces are circumferentially distributed and mounted on the inner side of the central cylinder (35), the expanding and supporting pieces comprise expanding and supporting supports (45), an opening is formed in the side face of the central cylinder (35), a limiting support (51) is fixed on the inner side of the opening, the expanding and supporting supports (45) are slidably connected to the inner wall of the opening, springs (52) are fixed between the expanding and supporting supports (45) and the limiting support (51), an inner supporting plate (38) is fixed on the outer wall of one end, located on the outer side of the central cylinder (35), of each expanding and supporting support (45), the inner supporting plate (38) is of an arc-shaped structure matched with the inner wall of a main hole (33), and an arc-shaped support (39) is fixed on one end, away from the inner supporting plate (38), of each expanding and supporting support (45);
the screw seat (41), the screw seat (41) is detachably arranged on the inner wall of the top of the central cylinder (35) through screw threads, the conical head column (43) is arranged on the outer wall of the bottom of the screw seat (41), the central axis of the conical head column (43) coincides with the central axis of the central cylinder (35), and the top of the screw seat (41) is provided with ribs (42);
the third mounting frame (7), the third mounting frame (7) is fixed on the first mounting frame (10), the positioning hydraulic cylinder (6) is installed on the third mounting frame (7), the output end of the positioning hydraulic cylinder (6) is rotationally connected with the clamping frame (31), the clamping frame (31) is matched with the first positioning column (36), the clamping frame (31) is downwards pressed to fix the gear (30), and meanwhile the bottom end of the clamping frame (31) is sleeved on the outer side of the top end of the first positioning column (36);
the first driving assembly is arranged on the first mounting frame (10) and is used for driving the gear bracket (8) to rotate;
the gear cutting mechanism includes: the second mounting frame (3), the second mounting frame (3) is installed on the top outer wall of the processing table (1), and a translation hydraulic cylinder (2) is fixed on one side of the second mounting frame (3); the bottom of the translation frame (11) is connected to the second mounting frame (3) in a sliding manner, and the output end of the translation hydraulic cylinder (2) penetrates through the second mounting frame (3) and then is fixed on the outer wall of one side of the translation frame (11); the lifting hydraulic cylinder (5), the lifting hydraulic cylinder (5) is installed on the translation frame (11); the lifting frame (4), the lifting frame (4) is connected to the outer wall of the translation frame (11) in a sliding way, and the output end of the lifting hydraulic cylinder (5) is fixed on the lifting frame (4); the gear cutting assembly is arranged on the lifting frame (4);
the gear cutting assembly includes: the second driving motor (15), the second driving motor (15) is installed on one side outer wall of the lifting frame (4); the second driving wheel (24), the second driving wheel (24) is installed at the output end of the second driving motor (15); the processing rotating rod (20), the processing rotating rod (20) is rotatably arranged on the inner wall of the lifting frame (4), a second driven wheel (23) is fixed on the processing rotating rod (20), and the second driven wheel (23) is meshed with a second driving wheel (24); a processing cutter wheel (18), wherein the processing cutter wheel (18) is arranged on the processing rotating rod (20);
the top of the lifting frame (4) is fixedly provided with a fixing frame (13), a plurality of air injection cylinders (17) are arranged on the fixing frame (13), the output ends of the air injection cylinders (17) are matched with the positions of the processing cutter wheels (18), the inner walls of the air injection cylinders (17) are slidably connected with pistons (27), one sides of the pistons (27) are fixedly provided with ball head rods (28), and the ball head rods (28) are connected with the air injection cylinders (17) through elastic connecting parts (29); a piston driving assembly for driving the piston (27) to move is arranged on the fixing frame (13);
the piston drive assembly includes: the two ends of the transmission rod (26) are rotatably arranged on the inner wall of the fixed frame (13); the number of the linkage wheels (19) is matched with the number of the jet cylinders (17), the linkage wheels (19) are of elliptic structures, and one end of the ball rod (28) is slidably connected to the outer wall of the linkage wheels (19) based on the elasticity of the elastic connecting part (29); a drive sprocket (22), the drive sprocket (22) being mounted coaxially with the second drive wheel (24); the driven chain wheel (16), the driven chain wheel (16) is fixed on the driving rod (26), the driven chain wheel (16) is connected with the driving chain wheel (22) in a driving way through the driving chain (25); the bottom end of the air injection cylinder (17) is detachably provided with a universal bent pipe (21), and the angles of the linkage wheels (19) are inconsistent.
2. Gear machining apparatus according to claim 1, characterized in that said central cylinder (35) is fitted with a positioning detection assembly comprising:
the number of the indicator lamps (44) is matched with that of the expanding and supporting pieces, the indicator lamps (44) are circumferentially distributed and arranged on the outer side of the central cylinder (35), and the positions of the indicator lamps (44) correspond to those of the expanding and supporting pieces;
the conductive sheets (49) are arranged on the inner side of the central cylinder (35) in a pair-wise manner, and each pair of conductive sheets (49) is connected with a circuit of an indicator lamp (44);
the conducting strip (50), the conducting strip (50) is installed at the top of the expanding support (45) through the detection support, and the position of the conducting strip (50) is matched with the two conducting strips (49).
3. A gear processing device according to claim 2, wherein the detection bracket comprises:
the bracket main body is fixed on the outer wall of the top of the expanding bracket (45);
the adjusting screw piece (46), the adjusting screw piece (46) is connected to the inner wall of the bracket main body through threads;
the mounting plate (48), the mounting plate (48) is connected to the top outer wall of the expanding support (45) in a sliding manner, one end of the adjusting screw piece (46) is connected to the inner wall of the mounting plate (48) in a rotating manner, and the conducting strip (50) is arranged on the outer wall of one side of the mounting plate (48);
graduation lines (47) are arranged at the top of the expanding support (45).
4. A gear machining apparatus according to claim 3, wherein a second positioning post (40) is fixed to the top of the gear holder (8), the second positioning post (40) being adapted to the secondary hole (37); the second positioning column (40) is detachably provided with a screw (32) through threads after penetrating through the auxiliary hole (37).
5. The gear processing apparatus of claim 4 wherein said first drive assembly comprises:
the first driving motor (9), the first driving motor (9) is installed on the first installation frame (10), and a first driving wheel (12) is installed at the output end of the first driving motor (9);
the first driven wheel (14), the first driven wheel (14) is installed in gear saddle (8) bottom, and first driven wheel (14) meshes with first drive wheel (12).
6. A processing method of the gear processing apparatus according to any one of claims 1 to 5, comprising the steps of:
s1: mounting a gear (30) to be processed on a first positioning column (36) and a second positioning column (40), and placing a central cylinder (35) in a main hole (33);
s2: the screw seat (41) is arranged at the top of the central cylinder (35), the screw seat (41) is screwed by the ribs (42), the inner supporting plate (38) is ejected outwards by the conical head column (43), and the gear (30) is fixed;
s3: controlling the positioning hydraulic cylinder (6) to work, and clamping and fixing the gear (30);
s4: controlling the second driving motor (15) to work so as to drive the processing cutter wheel (18) to rotate;
s5: controlling the translation hydraulic cylinder (2) and the lifting hydraulic cylinder (5) to work cooperatively, enabling the processing cutter wheel (18) to be close to the gear (30), and cutting the gear (30);
s6: and after the machining is finished, controlling each structure to reset, and taking down the gear (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211618603.9A CN115673429B (en) | 2022-12-16 | 2022-12-16 | Gear machining equipment and machining method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211618603.9A CN115673429B (en) | 2022-12-16 | 2022-12-16 | Gear machining equipment and machining method thereof |
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| CN115673429A CN115673429A (en) | 2023-02-03 |
| CN115673429B true CN115673429B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211618603.9A Active CN115673429B (en) | 2022-12-16 | 2022-12-16 | Gear machining equipment and machining method thereof |
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| GB895949A (en) * | 1957-09-12 | 1962-05-09 | W E Sykes Ltd | Improvements in or relating to gear cutting machines |
| CN211413938U (en) * | 2019-08-30 | 2020-09-04 | 泉州银艺机械有限公司 | Gear grinding device |
| CN212144832U (en) * | 2020-03-22 | 2020-12-15 | 重庆威格森机床设备有限公司 | Adjustable positioning support of numerical control gear hobbing machine |
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| CN115673429A (en) | 2023-02-03 |
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