CN115464215A

CN115464215A - Intelligent tool for machining transmission gear and using method thereof

Info

Publication number: CN115464215A
Application number: CN202211061310.5A
Authority: CN
Inventors: 成峰; 徐志慧; 成超; 徐志祥
Original assignee: Taizhou Runhui Machinery Manufacturing Co ltd
Current assignee: Taizhou Runhui Machinery Manufacturing Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-13

Abstract

The invention discloses an intelligent tool for processing a transmission gear and a using method thereof, belonging to the technical field of gear processing, and comprising a base, wherein the upper end of the base is rotationally connected with a four-jaw chuck, the upper end of the four-jaw chuck is fixedly clamped with a supporting rod, the upper end of the supporting rod is fixedly connected with a supporting block, the upper end of the supporting block is fixedly connected with a fixing cylinder, and the fixing cylinder is provided with an automatic aligning mechanism which is used for automatically aligning after the gear to be processed is sleeved on the fixing cylinder.

Description

Intelligent tool for machining transmission gear and using method thereof

Technical Field

The invention relates to the technical field of gear machining, in particular to an intelligent tool for machining a transmission gear and a using method thereof.

Background

The gear machining is a process for machining a blank steel into the shape of a gear by using a mechanical method, the gear machining generally adopts a profiling machining method and a generating machining method, the gear is used as an indispensable component during mechanical transmission, the application range of the gear relates to various aspects of industrial manufacturing, the gear is an important component in the modern machining process, and the gear machining has very high requirement on the generated precision.

When the existing gear machining is carried out, after the inner diameter and the outer diameter of a gear raw material are machined according to the size, the gear raw material is required to be fixed on a rotating shaft and to be concentric with the rotating shaft, the rotating shaft rolls in a matched mode and rotates, so that the gear rolls out of a corresponding tooth groove on the gear raw material, but the gear produced during machining is different in size, when the gears with different inner diameters are installed at the concentric position of the rotating shaft and are fixed, the circle center of the gear and the circle center of the rotating shaft are generally kept at the same vertical position at first, then the gear and the rotating shaft are fixed, the fixing efficiency is low, and the gear fixing carried out later can cause certain interference to the previous concentric alignment to influence the fixing precision.

Based on the above, the invention designs an intelligent tool for processing a transmission gear and a use method thereof, so as to solve the problems.

Disclosure of Invention

The invention aims to provide an intelligent tool for processing a transmission gear and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a drive gear processing is with intelligent frock, includes the base, the base upper end is rotated and is connected with the four-jaw chuck, four-jaw chuck upper end centre gripping is fixed with the bracing piece, bracing piece upper end fixedly connected with supporting shoe, supporting shoe upper end fixedly connected with solid fixed cylinder, be provided with automatic counterpoint mechanism on the solid fixed cylinder, automatic counterpoint mechanism is used for the gear cover of treating processing to connect the automatic counterpoint after the solid fixed cylinder for treat that processing gear and solid fixed cylinder are in the concentric position and keep fixed.

As a further scheme of the invention, the automatic positioning assembly comprises a fixing ring, the fixing ring is slidably sleeved on a fixing cylinder, a connecting ring is arranged below the fixing ring, the upper end of the connecting ring is fixedly connected with a plurality of connecting shafts which are distributed at equal intervals, the upper end of each connecting shaft penetrates through the fixing ring in a sliding manner and is arranged on the upper side of the fixing ring, the bottom end of each connecting ring is fixedly connected with a first spring, the bottom end of each first spring is fixedly connected with a compression ring, the upper end of the connecting ring is fixedly connected with a fixing frame, one end of the fixing frame is slidably connected with a conical block, the upper end of the conical block is fixedly connected with a shifting block, the shifting block is slidably arranged in the fixing frame, one end of the conical block is fixedly connected with a second spring for resetting the conical block, one side of the fixing cylinder is provided with a plurality of clamping grooves which are distributed at equal intervals, a concentric shifting assembly is arranged in the fixing cylinder, and the concentric shifting assembly is used for keeping a gear to be processed and the fixing cylinder at a concentric position.

As a further scheme of the invention, the concentric poking assembly comprises a turntable, the turntable is rotatably arranged inside a fixed cylinder, a plurality of arc-shaped grooves are formed in the turntable in an equidistant distribution, a plurality of ejector rods are equidistantly and slidably connected in the fixed cylinder, one end of each ejector rod can slidably penetrate through the fixed cylinder, a plurality of convex blocks are respectively and fixedly connected to one side of the upper end of each ejector rod, the convex blocks are slidably arranged in the arc-shaped grooves, an alignment column is fixedly connected to the top end of the turntable, a plurality of threaded grooves are formed in the alignment column in an equidistant distribution, a poking ring is fixedly connected in the fixed ring, a connecting block is fixedly connected to the inner wall of the poking ring, the other end of the connecting block is fixedly connected with the poking ring, and a sliding groove which is butted with the connecting block is formed in one side of the fixed cylinder.

As a further scheme of the invention, one end of the fixing ring is spirally connected with a threaded rod, and one end of the threaded rod can spirally penetrate through the fixing ring and is attached to the outer wall of the fixing cylinder.

As a further scheme of the invention, the upper end of the base is sleeved with the waste material frame in a sliding manner, the waste material frame is internally provided with a butt joint port which is in butt joint with the four-jaw chuck, and the tangent plane of the outer wall of the butt joint port is an inclined plane.

As a further scheme of the invention, a plurality of rollers which are distributed at equal intervals are arranged at the upper end of the supporting block in an equidistance rotating mode, and the bottom ends of the rollers are fixedly connected with third springs for resetting the rollers.

As a further scheme of the invention, a driving motor is fixedly connected inside the base, and the output end of the driving motor is fixedly connected with the four-jaw chuck.

A use method of an intelligent tool for machining a transmission gear comprises the following steps:

the method comprises the following steps: selecting a support rod with a proper size according to the inner diameter of the gear to be machined and placing the support rod at the upper end of the four-jaw chuck, starting the four-jaw chuck to clamp and fix the support rod, and placing the gear to be machined at the upper end of the support block after the support rod is fixed;

step two: sleeving the automatic alignment mechanism on the fixed cylinder to slide downwards, compacting and fixing the gear to be machined placed on the supporting block at the upper end of the supporting block, and keeping the gear to be machined and the fixed cylinder at concentric positions in the compaction process;

step three: starting a driving motor in the base to drive the four-jaw chuck to rotate, so that the gear to be machined on the supporting block is in contact with the roller gear for polishing and forming;

step four: after the machining is finished, the automatic aligning mechanism is taken down from the fixed cylinder, and the machined gear is taken down.

Compared with the prior art, the invention has the beneficial effects that:

1. the automatic alignment mechanism is adopted, so that the fixing and alignment treatment of the gear to be machined can be synchronously carried out, when the gear to be machined is fixed on the supporting rod, the gear to be machined and the supporting rod are kept in concentric positions, and when gears with different sizes and different inner and outer diameters are aligned and fixed, the automatic alignment mechanism can play a role in fixing, so that the machining efficiency can be greatly improved, and the machining precision is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the general structure of the present invention (rear side view);

FIG. 3 is a schematic view of the general structure of the present invention (connection ring cross-sectional view);

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic structural view of the support rod, the support block, the fixing cylinder and the alignment post;

FIG. 6 is a schematic structural view of the support rod, the support block, the fixing cylinder, and the alignment post (sectional view of the fixing cylinder);

FIG. 7 is a schematic view of a scrap box construction;

FIG. 8 is a flow chart of the method of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a four-jaw chuck; 3. a support bar; 4. a support block; 5. a compression ring; 6. a connecting ring; 7. a first spring; 8. a connecting shaft; 9. a dial ring; 10. a fixing ring; 11. a threaded rod; 12. a fixed cylinder; 13. a fixing frame; 14. a second spring; 15. shifting blocks; 16. a conical block; 17. a card slot; 18. aligning columns; 19. a thread groove; 20. a chute; 21. an arc-shaped slot; 22. a turntable; 23. a bump; 24. a top rod; 25. a roller; 26. a scrap frame; 27. and (6) butting the interfaces.

Detailed Description

Referring to fig. 1-8, the present invention provides a technical solution: an intelligent tool for machining a transmission gear comprises a base 1, wherein a four-jaw chuck 2 is rotatably connected to the upper end of the base 1, a support rod 3 is fixedly clamped at the upper end of the four-jaw chuck 2, a support block 4 is fixedly connected to the upper end of the support rod 3, a fixed cylinder 12 is fixedly connected to the upper end of the support block 4, an automatic aligning mechanism is arranged on the fixed cylinder 12 and used for automatically aligning a gear to be machined after the gear to be machined is sleeved on the fixed cylinder 12, and the gear to be machined and the fixed cylinder 12 are in a concentric position and are kept fixed;

when the scheme is put into practical use, gear raw materials processed according to the size are taken down from a lathe, a support rod 3 with a proper size is selected according to the inner diameter of a gear to be processed and placed at the upper end of a four-jaw chuck 2, the four-jaw chuck 2 is started to clamp and fix the support rod 3, the gear to be processed is placed at the upper end of a support block 4 after being fixed, an automatic alignment mechanism is sleeved on a fixed cylinder 12 to slide downwards, the gear to be processed placed on the support block 4 is compacted and fixed at the upper end of the support block 4, the gear to be processed and the fixed cylinder 12 are kept in a concentric position in the compaction process, a corresponding rolling gear is selected according to the gear processing requirement and is installed on a hobbing machine table on one side of a base 1, the inclination angle of the rolling gear is adjusted according to the gear requirement, a driving motor inside the base 1 is started to drive the four-jaw chuck 2 to rotate, the gear to be processed on the support block 4 is in contact with the rolling gear for grinding and forming, the automatic alignment mechanism is taken down from the support rod 3 after grinding is finished, the processed gear can be taken down from the support rod 3 for further processing, the automatic alignment mechanism can be fixed and the support rod can be synchronously aligned with the gear to be fixed, the support rod 3, the supporting and the supporting rod processing efficiency can be greatly improved, and the supporting efficiency can be improved.

As a further scheme of the present invention, the automatic positioning assembly includes a fixing ring 10, the fixing ring 10 is slidably sleeved on a fixing cylinder 12, a connecting ring 6 is disposed below the fixing ring 10, the upper end of the connecting ring 6 is fixedly connected with a plurality of connecting shafts 8 distributed at equal intervals, the upper end of each connecting shaft 8 slides through the fixing ring 10 and is disposed on the upper side of the fixing ring 10, the bottom end of the connecting ring 6 is fixedly connected with a first spring 7, the bottom end of the first spring 7 is fixedly connected with a compression ring 5, the upper end of the connecting ring 6 is fixedly connected with a fixing frame 13, one end of the fixing frame 13 is slidably connected with a conical block 16, the upper end of the conical block 16 is fixedly connected with a shifting block 15, the shifting block 15 is slidably disposed inside the fixing frame 13, one end of the conical block 16 is fixedly connected with a second spring 14 for resetting thereof, one side of the fixing cylinder 12 is provided with a plurality of clamping grooves 17 distributed at equal intervals, a concentric shifting assembly is disposed inside the fixing cylinder 12, and the concentric shifting assembly is used for keeping a gear to be processed concentrically disposed with the fixing cylinder 12;

when the scheme is put into practical use, after the gear raw material with the processed inner diameter and the outer diameter is placed at the upper end of the supporting block 4, when the gear raw material is fixed, the fixing ring 10 is sleeved outside the fixing cylinder 12 and slides downwards, the concentric poking assembly is driven to extend out of the fixing cylinder 12 in the sliding process of the fixing ring 10 to be in contact with the inner diameter of the gear to be processed and abut against the inner wall of the gear to be processed to be kept at a position concentric with the fixing cylinder 12, the gear to be processed and the fixing cylinder 12 are kept concentric, then the fixing ring 10 is fixed on the fixing cylinder 12, the connecting ring 6 is pushed to continuously slide downwards to enable the bottom end of the pressing ring 5 to be in contact with the upper end face of the gear and to be gradually pressed tightly, the cone block 16 at the upper end of the connecting ring 6 is inserted into the clamping groove 17 on one side of the fixing cylinder 12 when the gear slides downwards, due to the inclined plane of the side wall of the cone block 16 and the action of the second spring 14, the cone block 16 can slide downwards along the clamping groove 17 when the connecting ring 6 slides downwards, the gear is completely fixed, the gear can be loosened after the gear is fixed, the connecting ring 6, the clamping groove can be firmly aligned with the concentric gear, and the concentric gear can be aligned with the concentric gear, and the concentric processing can be aligned with the concentric cylinder 12, and the concentric gear can be aligned.

As a further scheme of the present invention, the concentric poking assembly includes a rotating disc 22, the rotating disc 22 is rotatably disposed inside a fixed cylinder 12, the rotating disc 22 is provided with a plurality of arc-shaped grooves 21 distributed at equal intervals, the fixed cylinder 12 is internally and equidistantly slidably connected with a plurality of ejector rods 24 distributed at equal intervals, one end of each ejector rod 24 can slidably penetrate through the fixed cylinder 12, one side of the upper end of each ejector rod 24 is fixedly connected with a projection 23, the projection 23 is slidably disposed inside the arc-shaped groove 21, the top end of the rotating disc 22 is fixedly connected with an alignment column 18, the alignment column 18 is provided with a plurality of threaded grooves 19 distributed at equal intervals, the fixed ring 10 is internally and fixedly connected with a poking ring 9, the inner wall of the poking ring 9 is fixedly connected with a connecting block, the other end of the connecting block is fixedly connected with the poking ring 9, and one side of the fixed cylinder 12 is provided with a chute 20 butted with the connecting block;

above-mentioned scheme is when putting into actual use, when treating gear and the concentric processing of a fixed ring 10 gliding, fixed ring 10 drives and dials ring 9 synchronous gliding, it glides along thread groove 19 on the alignment post 18 outer wall to dial the connecting block on the ring 9 inner wall, it rotates to drive alignment post 18, it rotates to drive the carousel 22 synchronous rotation of bottom when alignment post 18 rotates, carousel 22 makes lug 23 slide along arc groove 21 in the rotation process, make ejector pin 24 stretch out to the fixed cylinder 12 outside along with lug 23, the fixed cylinder 12 that stretches out can contact with the inner wall of gear gradually, when a plurality of fixed cylinder 12 all contacts with the inner wall of gear, because the length that a plurality of fixed cylinder 12 stretched out is fixed, can fix the gear to the position concentric with fixed cylinder 12 this moment, fixed ring 10 can't continue to slide downwards this moment, fix fixed ring 10 on fixed cylinder 12 surface, it can pass through clamp ring 5 with the gear compaction fixed to continue gliding go-down go up go-between 6, can accomplish the fixed processing of location of gear this moment, the benefit of doing this is unrestricted with the length that 24, namely face the gear of different sizes, all can fix a position the gear with the inner wall of gear when the ejector pin of fixed cylinder 12 location effect of very good.

As a further scheme of the invention, one end of the fixing ring 10 is spirally connected with a threaded rod 11, and one end of the threaded rod 11 can spirally penetrate through the fixing ring 10 and is attached to the outer wall of the fixing cylinder 12;

above-mentioned scheme is when putting into actual use, when solid fixed ring 10 gliding to ejector pin 24 can be with unable continuation gliding behind the concentric position of gear and fixed cylinder 12, can fix solid fixed ring 10 on fixed cylinder 12 through the mode of screwing up threaded rod 11, and the effect fixed through threaded rod 11 is enough firm, and it is very convenient to adjust.

As a further scheme of the invention, a waste material frame 26 is sleeved at the upper end of the base 1 in a sliding manner, a butt joint port 27 butted with the four-jaw chuck 2 is formed in the waste material frame 26, and the tangent plane of the outer wall of the butt joint port 27 is an inclined plane;

above-mentioned scheme is when putting into the in-service use, and when the gear teeth groove hobbing was processed, can produce a lot of pieces, these pieces if do not collect follow-up can be very troublesome when clearing up, the piece that can be very effectual hobbing through waste material frame 26 produced is collected, waste material frame 26 can be followed the base 1 upper end and taken off for the waste material processing is very convenient during hobbing processing.

As a further scheme of the present invention, a plurality of rollers 25 distributed at equal intervals are rotatably arranged at the upper end of the supporting block 4 at equal intervals, and the bottom ends of the rollers 25 are fixedly connected with third springs for resetting the rollers;

above-mentioned scheme is when putting into practical use, when the gear was placed in supporting shoe 4 upper end, the bottom of gear can be preferred to contact with roller 25, when the concentric counterpoint of counter gear and fixed cylinder 12 was handled like this, the gear can roll at roller 25 upper end, it is less than the direct gliding frictional force in supporting shoe 4 upper end like this, more conveniently adjust the position of gear, it is inside to make roller 25 can the retraction supporting shoe 4's upper end through the third spring, the sliding friction through gear and supporting shoe 4 again replaces the rolling friction with roller 25 when the extrusion is fixed like this, the fixed effect is strengthened to the frictional force of increase gear bottom.

As a further scheme of the invention, a driving motor is fixedly connected inside the base 1, and the output end of the driving motor is fixedly connected with the four-jaw chuck 2;

above-mentioned scheme is when putting into practical use, drives four-jaw chuck 2 through driving motor and rotates for the gear can rotate when gear hobbing processing carries out gear hobbing to the gear circumference.

the method comprises the following steps: selecting a support rod 3 with a proper size according to the inner diameter of the gear to be processed and placing the support rod at the upper end of the four-jaw chuck 2, starting the four-jaw chuck 2 to clamp and fix the support rod 3, and placing the gear to be processed at the upper end of the support block 4 after the support rod is fixed;

step two: sleeving the automatic alignment mechanism on the fixed cylinder 12 to slide downwards, compacting and fixing the gear to be machined placed on the supporting block 4 at the upper end of the supporting block 4, and keeping the gear to be machined and the fixed cylinder 12 at concentric positions in the compaction process;

step three: starting a driving motor in the base 1 to drive the four-jaw chuck 2 to rotate, so that the gear to be machined on the supporting block 4 is in contact with the roller gear for polishing and forming;

step four: after the machining is finished, the automatic aligning mechanism is taken down from the fixed cylinder 12, and the machined gear is taken down.

The working principle is as follows: the method comprises the steps of taking a gear raw material processed according to the size from a lathe, selecting a support rod 3 with a proper size according to the inner diameter of a gear to be processed, placing the support rod 3 at the upper end of a four-jaw chuck 2, starting the four-jaw chuck 2 to clamp and fix the support rod 3, placing the gear to be processed at the upper end of a support block 4 after fixing, sleeving an automatic alignment mechanism on a fixed cylinder 12 to slide downwards, compacting and fixing the gear to be processed placed on the support block 4 at the upper end of the support block 4, keeping the gear to be processed and the fixed cylinder 12 at concentric positions in the compacting process, selecting a corresponding hobbing gear according to the gear processing requirement, installing the hobbing gear on a hobbing machine table on one side of a base 1, adjusting the inclination angle of the hobbing gear according to the gear requirement, starting a driving motor inside the base 1 to drive the four-jaw chuck 2 to rotate, enabling the gear to be processed on the support block 4 to be in contact with the hobbing gear, grinding and forming, loosening and taking an automatic alignment mechanism from the support rod 3 after grinding is completed, and taking the processed gear from the support rod 3 for further processing.

Claims

1. The utility model provides a drive gear processing is with intelligent frock, includes base (1), base (1) upper end is rotated and is connected with four-jaw chuck (2), four-jaw chuck (2) upper end centre gripping is fixed with bracing piece (3), its characterized in that: the gear machining device is characterized in that a supporting block (4) is fixedly connected to the upper end of the supporting rod (3), a fixed cylinder (12) is fixedly connected to the upper end of the supporting block (4), an automatic aligning mechanism is arranged on the fixed cylinder (12), and the automatic aligning mechanism is used for automatically aligning a gear to be machined after the gear is sleeved on the fixed cylinder (12) so that the gear to be machined and the fixed cylinder (12) are in a concentric position and are kept fixed.

2. The intelligent tool for machining the transmission gear according to claim 1, wherein the tool comprises: automatic positioning assembly includes solid fixed ring (10), gu fixed ring (10) slide to cup joint on solid fixed cylinder (12), gu fixed ring (10) below is provided with go-between (6), go-between (6) upper end fixedly connected with a plurality of is connecting axle (8) that the equidistance distributes, connecting axle (8) upper end slides and passes solid fixed ring (10) and set up the upside at solid fixed ring (10), go-between (6) bottom fixedly connected with first spring (7), first spring (7) bottom fixedly connected with clamp ring (5), gu fixed ring (6) upper end fixedly connected with fixes frame (13), fixed frame (13) one end sliding connection has conical block (16), conical block (16) upper end fixedly connected with shifting block (15), shifting block (15) slide and set up the inside at fixed frame (13), the one end fixedly connected with of conical block (16) is used for its second spring (14) that reset, a plurality of draw-in groove (17) that the equidistance distributes are seted up to one side of solid fixed cylinder (12), the inside of solid fixed cylinder (12) is provided with the concentric subassembly of stirring, it is used for making solid fixed gear and keeps concentric gear position (12) with concentric.

3. The intelligent frock is used in transmission gear processing of claim 2, characterized in that: the subassembly is stirred with one heart includes carousel (22), carousel (22) rotate the inside that sets up at solid fixed cylinder (12), seted up arc wall (21) that a plurality of is the equidistance and distributes on carousel (22), the inside equidistance sliding connection of solid fixed cylinder (12) has ejector pin (24) that a plurality of is the equidistance and distributes, the one end of ejector pin (24) can slide and pass solid fixed cylinder (12), a plurality of other fixedly connected with lug (23) are equallyd divide to ejector pin (24) upper end one side, lug (23) slide and set up the inside at arc wall (21), carousel (22) top fixedly connected with counterpoint post (18), set up thread groove (19) that a plurality of is the equidistance and distributes on counterpoint post (18), ring (9) are dialled to inside fixedly connected with of solid fixed ring (10), dial fixedly connected with connecting block on the inner wall of ring (9), the connecting block other end with stir ring (9) fixed connection, spout (20) with the butt joint block are seted up to gu fixed cylinder (12) one side.

4. The intelligent tool for machining the transmission gear according to claim 2, wherein the tool comprises: and one end of the fixing ring (10) is spirally connected with a threaded rod (11), and one end of the threaded rod (11) can spirally pass through the fixing ring (10) and is attached to the outer wall of the fixing cylinder (12).

5. The intelligent tool for machining the transmission gear according to claim 1, wherein the tool comprises: the waste material frame (26) is sleeved at the upper end of the base (1) in a sliding mode, a butt joint port (27) which is in butt joint with the four-jaw chuck (2) is formed in the waste material frame (26), and the tangent plane of the outer wall of the butt joint port (27) is an inclined plane.

6. The intelligent tool for machining the transmission gear according to claim 1, wherein the tool comprises: the supporting shoe (4) upper end equidistance is rotated and is provided with a plurality of and is the roller (25) that the equidistance distributes, roller (25) bottom fixedly connected with is used for its third spring that resets.

7. The intelligent tool for machining the transmission gear according to claim 1, wherein the tool comprises: the inside fixedly connected with driving motor of base (1), driving motor's output and four-jaw chuck (2) fixed connection.

8. An application method of an intelligent tool for machining a transmission gear, which comprises the intelligent tool for machining the transmission gear according to any one of claims 1 to 7, and is characterized by comprising the following steps:

the method comprises the following steps: selecting a support rod (3) with a proper size according to the inner diameter of the gear to be processed and placing the support rod at the upper end of the four-jaw chuck (2), starting the four-jaw chuck (2) to clamp and fix the support rod (3), and placing the gear to be processed at the upper end of the support block (4) after the support rod is fixed;

step two: the automatic aligning mechanism is sleeved on the fixed cylinder (12) and slides downwards, the gear to be machined placed on the supporting block (4) is compacted and fixed at the upper end of the supporting block (4), and the gear to be machined and the fixed cylinder (12) keep concentric positions in the compaction process;

step three: starting a driving motor in the base (1) to drive the four-jaw chuck (2) to rotate, so that a gear to be machined on the supporting block (4) is in contact with the roller gear for polishing and forming;

step four: after the machining is finished, the automatic aligning mechanism is taken down from the fixed cylinder (12), and the machined gear is taken down.