CN210475751U - Multifunctional numerical control gear hobbing machine - Google Patents
Multifunctional numerical control gear hobbing machine Download PDFInfo
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- CN210475751U CN210475751U CN201921357273.6U CN201921357273U CN210475751U CN 210475751 U CN210475751 U CN 210475751U CN 201921357273 U CN201921357273 U CN 201921357273U CN 210475751 U CN210475751 U CN 210475751U
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Abstract
The utility model discloses a multifunctional numerical control gear hobbing machine, which comprises a machine base, a distribution box and a machine body; the utility model has the advantages of reasonable design in structure, in operation, use main shaft encoder signals to singlechip electronic wheel control servo motor drive rotation axis motion, roll the gear of different tooth counts during school machine, only need change the figure of electron change wheel just can, it is convenient direct, the gear hobbing degree of depth uses the adjustable buffer of cylinder cooperation, make the hobbing cutter can horizontal slow feed, this just can process the worm wheel, rotation shaft encoder signals to singlechip electronic wheel control step motor drive vertical feed motion, different feed speed, only need change the figure of electron change wheel can, adjust corresponding feed speed cooperation main shaft differential motion simultaneously and just can process helical gear, vertical slip table rotatable angle, the angle of adjustment vertical slip table, the hobbing cutter that the cooperation was ordered specially, just bevel gear and spiral bevel gear can be processed.
Description
Technical Field
The utility model relates to a machine tool equipment technical field specifically is a multi-functional numerical control gear hobbing machine.
Background
The hobbing machine is one of the most widely used gear cutting machines, and can cut straight teeth, helical cylindrical gears, worm gears, chain wheels, etc. The gear hobbing machine is divided into a vertical type and a horizontal type according to the layout; the large and medium gear hobbing machines are vertical, and the small gear hobbing machines and the gear hobbing machines special for processing long shaft gears are horizontal. The vertical gear hobbing machine is divided into a workbench moving mode and an upright post moving mode. When the vertical gear hobbing machine works, the hob is arranged on a hob main shaft and is driven by a main motor to rotate, and the tool rest can vertically move along the upright post guide rail and can also be adjusted by an angle around a horizontal axis. The workpiece is arranged on the workbench, is driven to rotate by the indexing worm gear pair and forms generating movement together with the movement of the hob. When the helical gear is hobbing, the differential mechanism enables the workpiece to make corresponding additional rotation. The working table (or the upright post) can move along the bed in a guide rolling way so as to adapt to different workpiece diameters and carry out radial feeding. The tool holder of some gear hobbing machines can also be moved in the direction of the hob axis in order to machine the worm wheel in a tangential feed method.
At present, the traditional hobbing machine is high in manufacturing cost, a change gear needs to be disassembled and replaced every time the machine is calibrated, the technical requirement of the numerical control hobbing machine on the market is high, a professional master is required to calibrate the machine, and labor cost is high. Accordingly, one skilled in the art has provided a multi-function, numerically controlled gear hobbing machine that solves the problems set forth in the background above.
Disclosure of Invention
An object of the utility model is to provide a multi-functional numerical control gear hobbing machine to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a multifunctional numerical control gear hobbing machine comprises a machine base, a distribution box and a machine body, wherein the left side of the upper end of the machine base is provided with the machine body, the left side of the upper end of the machine body is provided with a top tailstock, the right side of the upper end of the machine body is provided with a transverse feed sliding table, the upper end of the transverse feed sliding table is provided with an adjustable hydraulic buffer, the rear side of the upper end of the transverse feed sliding table is connected with a speed reduction synchronizing wheel and a speed reduction gear through a support column, the speed reduction synchronizing wheel is connected with a spindle motor through a synchronous belt, the outer part of the speed reduction synchronizing wheel is provided with a protective cover, the lower end of the protective cover is provided with a spindle encoder, the right side of the upper end of the machine base is connected with a rotary chuck, the frame rear end is provided with the solenoid valve, horizontal feed slip table upper end rear side is provided with vertical feed slip table, vertical feed slip table right-hand member is provided with positive spacing proximity switch, vertical feed slip table rear end is provided with burden limit switch, vertical feed slip table upper end is provided with rotatory armful of seat, rotatory armful of seat rear end is provided with the rotation angle calibrated scale, rotatory armful of seat rear end just is located rotation angle calibrated scale downside department and is provided with the fixed connection post, vertical feed slip table rear end left side is provided with feed shaft turbine reducer, feed shaft turbine reducer left end is provided with feed shaft step motor, vertical feed slip table rear end downside is provided with vertical slip table limit switch touching pole and vertical slip table fixation nut, vertical slip table fixation nut is located vertical slip table limit switch touching pole right side.
As a further aspect of the present invention: the left side of the front end of the transverse feed sliding table is provided with a hobbing depth adjusting screw, and the right side of the front end of the transverse feed sliding table is provided with a buffer stroke adjusting screw.
As a further aspect of the present invention: the protective cover is characterized in that a main shaft holding seat is arranged on the front side of the lower end of the protective cover, a hob shaft is arranged at the lower end of the main shaft holding seat, and a gear hob is arranged at the lower end of the hob shaft.
As a further aspect of the present invention: and a starting switch is arranged on the right side of the upper end of the machine base and on the front side of the rotating chuck.
As a further aspect of the present invention: the frame right-hand member is provided with the block terminal, block terminal upper end rear side is provided with first singlechip electron change gear, block terminal upper end front side is provided with second singlechip electron change gear, the inside PLC controller that is provided with of block terminal, the model of PLC controller is PIC16F 84A.
As a further aspect of the present invention: the horizontal feed slip table rear end is provided with horizontal feed cylinder, horizontal feed slip table upper end rear side is provided with rotatory center post, horizontal feed slip table upper end rear side just is located rotatory center post around bilateral symmetry be provided with vertical slip table fixed screw, horizontal feed slip table upper end rear side just is located rotatory center post rear side department and is provided with vertical slip table rotation angle scale.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages of reasonable design in structure, in operation, use main shaft encoder signals to singlechip electronic wheel control servo motor drive rotation axis motion, roll the gear of different tooth counts during school machine, only need change the figure of electron change wheel just can, it is convenient direct, the gear hobbing degree of depth uses the adjustable buffer of cylinder cooperation, make the hobbing cutter can horizontal slow feed, this just can process the worm wheel, rotation shaft encoder signals to singlechip electronic wheel control step motor drive vertical feed motion, different feed speed, only need change the figure of electron change wheel can, adjust corresponding feed speed cooperation main shaft differential motion simultaneously and just can process helical gear, vertical slip table rotatable angle, the angle of adjustment vertical slip table, the hobbing cutter that the cooperation was ordered specially, just bevel gear and spiral bevel gear can be processed.
Drawings
Fig. 1 is a schematic structural diagram of a multifunctional numerical control gear hobbing machine.
FIG. 2 is a partial isometric view of a multi-function, numerically controlled gear hobbing machine.
FIG. 3 is a partial top view of a multi-function, numerically controlled gear hobbing machine.
In the figure: a hob shaft 1, a gear hob 2, a main shaft holding seat 3, a starting switch 4, a protective cover 5, an adjustable hydraulic buffer 6, a hobbing depth adjusting screw 7, a lathe bed 8, a tip tailstock 9, a rotating shaft worm gear reducer 10, a rotating shaft encoder 11, a main shaft encoder 12, a first single chip microcomputer electronic change gear 13, a second single chip microcomputer electronic change gear 14, a rotating chuck 15, a transverse feed sliding table 16, an electromagnetic valve 17, a positive limit proximity switch 18, a negative limit switch 19, a rotating holding seat 20, a fixed connecting column 21, a rotating angle dial 22, a main shaft motor 23, a reduction synchronizing wheel 24, a reduction gear 25, a synchronous belt 26, a rotating shaft servo motor 27, a feed shaft stepping motor 28, a feed shaft worm gear reducer 29, a transverse feed cylinder 30, a longitudinal feed sliding table 31, a longitudinal sliding table limit switch touch 32, a longitudinal sliding table rotating angle scale 33, a longitudinal sliding table fixing nut 34, A rotary central column 35, a longitudinal sliding table fixing screw 36 and a buffer stroke adjusting screw 37.
Detailed Description
The technical solutions in the embodiments of 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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a multifunctional numerical control gear hobbing machine includes a machine base, a distribution box and a machine body 8, wherein the machine base is provided with the machine body 8 on the left side, the top tailstock 9 is provided on the left side of the upper end of the machine body 8, the transverse feed sliding table 16 is provided on the right side of the upper end of the machine body 8, the adjustable hydraulic buffer 6 is provided on the upper end of the transverse feed sliding table 16, the rear side of the upper end of the transverse feed sliding table 16 is connected with a speed reduction synchronizing wheel 24 and a speed reduction gear 25 through a pillar, the speed reduction synchronizing wheel 24 is connected with a spindle motor 23 through a synchronous belt 26, a protection cover 5 is provided outside the speed reduction synchronizing wheel 24, a spindle encoder 12 is provided on the lower end of the protection cover 5, the right side of the upper end of the machine base is connected with a rotary chuck, the rear end of the rotating shaft worm gear reducer 10 is provided with a rotating shaft servo motor 27, the rear end of the machine base is provided with an electromagnetic valve 17, the rear side of the upper end of a transverse feed sliding table 16 is provided with a longitudinal feed sliding table 31, the right end of the longitudinal feed sliding table 31 is provided with a positive limit proximity switch 18, the rear end of the longitudinal feed sliding table 31 is provided with a negative limit switch 19, the upper end of the longitudinal feed sliding table 31 is provided with a rotary embracing seat 20, the rear end of the rotary embracing seat 20 is provided with a rotary angle dial 22, the rear end of the rotary embracing seat 20 and the lower side of the rotary angle dial 22 are provided with a fixed connecting column 21, the left side of the rear end of the longitudinal feed sliding table 31 is provided with a feed shaft worm reducer 29, the left end of the feed shaft worm reducer 29 is provided with a feed shaft stepping motor 28, the lower side of the rear end, the longitudinal sliding table fixing nut 34 is located on the right side of the longitudinal sliding table limit switch touch rod 32.
The left side of the front end of the transverse feed sliding table 16 is provided with a hobbing depth adjusting screw 7, and the right side of the front end of the transverse feed sliding table 16 is provided with a buffer stroke adjusting screw 37.
The front side of the lower end of the protective cover 5 is provided with a main shaft holding seat 3, the lower end of the main shaft holding seat 3 is provided with a hob shaft 1, and the lower end of the hob shaft 1 is provided with a gear hob 2.
And a starting switch 4 is arranged on the right side of the upper end of the machine base and positioned on the front side of the rotating chuck 15.
The frame right-hand member is provided with the block terminal, block terminal upper end rear side is provided with first singlechip electron change gear 13, block terminal upper end front side is provided with second singlechip electron change gear 14, the inside PLC controller that is provided with of block terminal, the model of PLC controller is PIC16F 84A.
The rear end of the transverse feed sliding table 16 is provided with a transverse feed cylinder 30, the rear side of the upper end of the transverse feed sliding table 16 is provided with a rotary central column 35, the rear side of the upper end of the transverse feed sliding table 16 is symmetrically provided with longitudinal sliding table fixing screws 36 around the rotary central column 35, and the rear side of the upper end of the transverse feed sliding table 16 is provided with longitudinal sliding table rotary angle scales 33 at the rear side of the rotary central column 35.
The utility model discloses a theory of operation is:
the utility model relates to a multifunctional numerical control gear hobbing machine, in operation, press starting switch 4, PLC controller control relay starts spindle motor 23 and operates and drives hold-in range 26, 25, 24 and arbor 1 to operate, spindle encoder 12 and gear hob 2 operate, spindle encoder 12 rotates and sends out a signal to singlechip electronic change gear 13, singlechip electronic change gear sends out a pulse signal to rotary shaft servo motor 27 and drives rotary shaft worm reducer 10, drive rotary shaft encoder 11 and rotary chuck 15, thereby drive the work piece to transport and rotate, spindle encoder 12 rotates and sends out a signal to second singlechip electronic change gear 14, second singlechip electronic change gear 14 sends out a pulse signal to step drive control feed shaft step motor 28 and passes through feed shaft worm reducer 29, drive the internal gear of longitudinal feed sliding table 31, make the longitudinal sliding table move, PLC control starting solenoid valve 17 starts simultaneously, the transverse feed air cylinder 30 is used for pushing the transverse feed sliding table 16 to carry out rapid feed, the adjustable hydraulic buffer 6 on the transverse feed sliding table 16 hits a buffer stroke adjusting screw 37 and starts to move slowly until the adjustable hydraulic buffer hits a hobbing depth adjusting screw 7, the transverse feed stops, the longitudinal feed sliding table 31 moves forwards to trigger the negative limit switch 19, the PLC controls the electromagnetic valve 17 to be closed, the transverse sliding table 16 of the air cylinder retreats and simultaneously closes a main shaft power supply, no signal is sent by a main shaft stop encoder, so that the rotary chuck 15 and the longitudinal feed sliding table 31 stop running simultaneously, the PLC sends a pulse signal to control the feed shaft stepping motor 28 to retreat, the longitudinal feed sliding table 31 is retreated until the approach positive limit approach switch 18 connected to the sliding table is reached, and the work is finished; when the bevel gear is rolled, the holding screw of the rotary holding seat 20 is loosened, the fixed connecting column 21, the spindle motor and the hob shaft can be rotated simultaneously, the corresponding inclination can be adjusted by comparing the angle of the rotating angle dial 22, and then the screw of the rotary holding seat is locked. Then adjusting the rotating speed difference of the first single chip microcomputer electronic change gear 13 and the feed length of each circle of a rotating shaft of the second single chip microcomputer electronic change gear 14, when the bevel gear is rolled, loosening the longitudinal slide fixing nut 34, adjusting the longitudinal feed slide 31 and the longitudinal slide fixing screw 36 to rotate around the central column, adjusting the corresponding angle by contrasting the angle of the longitudinal slide rotating angle scale 33, then locking the longitudinal slide fixing nut, adjusting the electronic change gear parameters as the same as the common spur gear, when the worm wheel is rolled, controlling the starting electromagnetic valve 17 to start by the PLC controller, enabling the transverse feed air cylinder 30 to push the transverse feed slide 16 to feed fast, enabling the adjustable hydraulic buffer 6 on the transverse feed slide 16 to collide with the buffer stroke adjusting screw 37 and start to move slowly until the limit screw is collided, stopping transverse feed, after the PLC controller controls to wait for a specified time, closing the main shaft motor 23 and closing the electromagnetic valve 17, enabling the transverse feed air cylinder 30 to push the transverse feed slide 16 to retreat, after the work, the device has high automation degree, high production speed and is convenient for the requirement of batch production and processing.
The utility model has the advantages of reasonable design in structure, in operation, use main shaft encoder signals to singlechip electronic wheel control servo motor drive rotation axis motion, roll the gear of different tooth counts during school machine, only need change the figure of electron change wheel just can, it is convenient direct, the gear hobbing degree of depth uses the adjustable buffer of cylinder cooperation, make the hobbing cutter can horizontal slow feed, this just can process the worm wheel, rotation shaft encoder signals to singlechip electronic wheel control step motor drive vertical feed motion, different feed speed, only need change the figure of electron change wheel can, adjust corresponding feed speed cooperation main shaft differential motion simultaneously and just can process helical gear, vertical slip table rotatable angle, the angle of adjustment vertical slip table, the hobbing cutter that the cooperation was ordered specially, just bevel gear and spiral bevel gear can be processed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
Claims (6)
1. The utility model provides a multi-functional numerical control gear hobbing machine, includes frame, block terminal and lathe bed (8), its characterized in that, frame upper end left side is provided with lathe bed (8), lathe bed (8) upper end left side is provided with top tailstock (9), lathe bed (8) upper end right side is provided with horizontal feed slip table (16), horizontal feed slip table (16) upper end is provided with adjustable hydraulic buffer (6), horizontal feed slip table (16) upper end rear side is connected with speed reduction synchronizing wheel (24) and reduction gear (25) through the pillar, speed reduction synchronizing wheel (24) connect spindle motor (23) through hold-in range (26), speed reduction synchronizing wheel (24) outside is provided with protection casing (5), protection casing (5) lower extreme is provided with spindle encoder (12), frame upper end right side is connected with rotary chuck (15) through the bearing frame, the rotary chuck (15) right-hand member is connected with rotation axis worm gear reducer (10), rotation axis worm gear reducer (10) upper end is provided with rotary shaft encoder (11), rotation axis worm gear reducer (10) rear end is provided with rotation axis servo motor (27), the frame rear end is provided with solenoid valve (17), horizontal feed slip table (16) upper end rear side is provided with vertical feed slip table (31), vertical feed slip table (31) right-hand member is provided with positive limit proximity switch (18), vertical feed slip table (31) rear end is provided with burden limit switch (19), vertical feed slip table (31) upper end is provided with rotatory armful seat (20), rotatory armful seat (20) rear end is provided with rotation angle calibrated scale (22), rotatory armful seat (20) rear end just is located calibrated scale rotation angle (22) downside department and is provided with fixed connection post (21), vertical feed slip table (31) rear end left side is provided with away arbor turbine reduction gear (29), it is provided with feed shaft step motor (28) to walk arbor turbine reduction gear (29) left end, vertical feed slip table (31) rear end downside is provided with vertical slip table limit switch touching pole (32) and vertical slip table fixation nut (34), vertical slip table fixation nut (34) are located vertical slip table limit switch touching pole (32) right side.
2. The multifunctional numerical control gear hobbing machine is characterized in that a hobbing depth adjusting screw (7) is arranged on the left side of the front end of the transverse feed sliding table (16), and a buffer stroke adjusting screw (37) is arranged on the right side of the front end of the transverse feed sliding table (16).
3. The multifunctional numerical control gear hobbing machine according to claim 1, characterized in that a main shaft holding seat (3) is arranged on the front side of the lower end of the protective cover (5), a hobbing cutter shaft (1) is arranged on the lower end of the main shaft holding seat (3), and a gear hobbing cutter (2) is arranged on the lower end of the hobbing cutter shaft (1).
4. A multifunctional numerically controlled gear hobbing machine according to claim 1, characterized in that a start switch (4) is provided at the right side of the upper end of the machine base and at the front side of the rotating chuck (15).
5. The multifunctional numerical control gear hobbing machine according to claim 1, wherein a distribution box is arranged at the right end of the machine base, a first single-chip microcomputer electronic gear train (13) is arranged on the rear side of the upper end of the distribution box, a second single-chip microcomputer electronic gear train (14) is arranged on the front side of the upper end of the distribution box, a PLC controller is arranged inside the distribution box, and the PLC controller is PIC16F84A in model number.
6. The multifunctional numerical control gear hobbing machine according to claim 1, characterized in that a transverse feed cylinder (30) is arranged at the rear end of the transverse feed sliding table (16), a rotary central column (35) is arranged at the rear side of the upper end of the transverse feed sliding table (16), longitudinal sliding table fixing screws (36) are symmetrically arranged at the rear side of the upper end of the transverse feed sliding table (16) and positioned at the front and rear sides of the rotary central column (35), and longitudinal sliding table rotary angle scales (33) are arranged at the rear side of the upper end of the transverse feed sliding table (16) and positioned at the rear side of the rotary central column (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357273.6U CN210475751U (en) | 2019-08-16 | 2019-08-16 | Multifunctional numerical control gear hobbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357273.6U CN210475751U (en) | 2019-08-16 | 2019-08-16 | Multifunctional numerical control gear hobbing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210475751U true CN210475751U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921357273.6U Active CN210475751U (en) | 2019-08-16 | 2019-08-16 | Multifunctional numerical control gear hobbing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210475751U (en) |
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2019
- 2019-08-16 CN CN201921357273.6U patent/CN210475751U/en active Active
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