CN112676660A

CN112676660A - Wire cutting machine for gear machining

Info

Publication number: CN112676660A
Application number: CN202110063862.9A
Authority: CN
Inventors: 郭文辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-04-20

Abstract

The invention discloses a wire cutting machine for gear machining, which relates to the technical field of gear wire cutting and comprises a supporting frame and a base, wherein the outer wall of the supporting frame is connected with a feeding plate, a limiting column is fixed in the middle of the upper surface of the feeding plate, a gear raw material plate is connected with the outer wall of the limiting column, a hole site is formed in the middle of the gear raw material plate, a first pressure sensor is arranged in the feeding plate, the upper end of the supporting frame is connected with a moving rod, the outer wall of the moving rod is connected with a sliding block, a first air cylinder is fixed on the outer wall of the sliding block, the lower end of the first air cylinder is connected with a bidirectional air cylinder. The ejecting block arranged in the gear raw material plate can be ejected out of the inner cavity by pressurization of the air pump, the ejected ejecting block can be pressed down on the upper surface of the gear raw material plate by matching with contraction of the hydraulic rod, and the lower surface of the gear raw material plate can be extruded and fixed by matching with the movable rubber plate below, so that the stability of the gear raw material plate can be greatly improved by vertical clamping, and the processing effect of the gear raw material plate can be effectively ensured.

Description

Wire cutting machine for gear machining

Technical Field

The invention relates to the technical field of gear wire cutting, in particular to a wire cutting machine for gear machining.

Background

The wire cutting machine mainly comprises three parts, namely a machine tool, a numerical control system and a high-frequency power supply, and can cut parts with high strength, high toughness, high hardness, high brittleness, magnetic materials and precise and fine parts with complex shapes. In the process of machining the gear, a wire cutting machine is generally used for cutting the tooth socket so as to ensure the machining precision and effect.

At present in carrying out the wire cut electrical discharge machining process to the gear, need use frock clamp to carry out spacing fixed to gear panel usually, and the material loading process and the fixed process of gear are manual operation usually, lead to the assembly process precision lower, and degree of automation is lower, and to above-mentioned condition, we have provided a wire cut electrical discharge machining for gear machining.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a gear machining wire cutting machine, which solves the problems that in the prior art, a tool clamp is generally required to be used for limiting and fixing a gear plate in the process of machining a gear by wire cutting, and the precision of an assembly process is low and the automation degree is low because the feeding process and the fixing process of the gear are generally operated manually.

In order to achieve the purpose, the invention is realized by the following technical scheme: a wire cutting machine for gear machining comprises a support frame and a base, wherein the outer wall of the support frame is connected with a feeding plate, a limiting column is fixed in the middle of the upper surface of the feeding plate, the outer wall of the limiting column is connected with a gear raw material plate, a hole is formed in the middle of the gear raw material plate, a first pressure sensor is arranged in the feeding plate, a moving rod is connected to the upper end of the support frame, a sliding block is connected to the outer wall of the moving rod, a first air cylinder is fixed to the outer wall of the sliding block, a bidirectional air cylinder is connected to the lower end of the first air cylinder, chucks are connected to the left end and the right end of the bidirectional air cylinder, the base is arranged in the middle of the lower portion of the moving rod, a moving seat is connected to the upper surface of the base, a hydraulic rod is arranged in the middle of the inner portion of the base, a motor is connected, the utility model discloses a fixed bed of a cutting machine, including bearing post, spout, air pump, movable block, fixed block, flitch, spout, air pump, flitch, material loading post, carriage post, the surface of movable block is connected with the movable block, and the outer wall of movable block is provided with extends the ring, the upper surface of extending the ring is provided with the connecting axle, and the upper surface of connecting axle is provided with the rubber slab, the spout has been seted up to the surface of bearing post, and the spout is located the department that extends the ring, the upper end outer wall of movable block is provided with the pivot, and the top of pivot is provided with the fixed block, the fixed block is located inside the upper end of movable block, and the middle part of fixed block has seted up the.

Optionally, the chuck forms a sliding structure through the sliding block and the moving rod, the chuck forms a lifting structure through the first cylinder and the sliding block, and the chucks are symmetrically distributed about the vertical center line of the bidirectional cylinder.

Optionally, the chuck is movably connected with the bidirectional cylinder, the lower surface of the chuck is attached to the outer surface of the gear raw material plate, and the outer wall of the chuck is arc-shaped.

Optionally, the movable column forms a lifting structure with the bearing column through the hydraulic rod, the base is fixedly connected with the bearing column, and the vertical center line of the bearing column coincides with the vertical center line of the movable column.

Optionally, the ejector block passes through to constitute the active structure between fixed block and the inner chamber, and the ejector block outer wall is the slope structure, and the inner chamber passes through to constitute the intercommunication column structure between opening and the air pump moreover.

Optionally, the extension ring forms a movable structure with the movable column through the movable block, the movable block is in threaded connection with the movable column, and the movable column forms a rotating structure with the bearing column through the motor.

Optionally, the rubber plate forms a movable structure with the extension ring through the connecting shaft, the rubber plate and the lower surface of the top block are distributed in parallel, and the rubber plate is of a flexible structure.

Optionally, the linear cutting mechanism forms an adjustable structure by moving the base and the base, the moving base and the blanking plate are distributed in parallel, and the blanking plate is movably connected with the support frame.

The invention provides a wire cutting machine for gear machining, which has the following beneficial effects:

1. this wire cut electrical discharge machining for gear machining, the pressurization of the kicking block accessible air pump that sets up makes it ejecting from the inner chamber, and the shrink of cooperation hydraulic stem can make ejecting kicking block push down at the raw material plate upper surface of gear to cooperation below mobilizable rubber slab can extrude the raw material plate lower surface of gear fixed, and its stability can be improved greatly in centre gripping from top to bottom, can effectively guarantee the processing effect of raw material plate of gear.

2. This wire cut electrical discharge machining for gear machining, the ejector pad of upper end is driven to the removal post under the pivot that sets up can prevent the rotation state rotates, has avoided rotatory ejector pad to cause the fish tail to gear raw material plate upper surface, and the pivot can guarantee to remove the outside carrier bar of post all the time and remove between the post relatively static, can not follow the same rotation of removal post to gear raw material plate's fixed effect has been improved.

3. This wire cut electrical discharge machining for gear machining, the last flitch that sets up can establish ties spacingly to gear raw material plate through spacing post to make the chuck can be accurate press from both sides and get the material loading, its course of working need not the manual work and carries out the material loading operation of gear, only need once only put a plurality of gears to spacing post outer wall cover and can satisfy the processing demand of longer time, liberated the manpower, also guaranteed the accuracy of material loading.

4. This wire cut electrical discharge machining for gear machining, it all is equipped with first pressure sensor and second pressure sensor to go up flitch and lower flitch inside, and pressure sensor can detect the weight of its top to flitch and lower flitch reciprocate in the control, thereby make and go up the flitch and do not move down when not expecting, so that the staff carries out the material loading, move down when making the lower flitch full-load, so that the staff carries out the unloading, made things convenient for personnel's operation greatly.

5. This wire cut electrical discharge machining for gear machining, its gear machining device can carry out unloading in the automation to gear raw material plate through mobilizable chuck, has also guaranteed the accuracy of assembly when liberating the manpower, and can realize the automatic centre gripping operation of gear raw material plate through kicking block and the rubber slab that sets up, and whole course of working need not manual operation, and degree of automation is high, and the processing effect is ensured.

Drawings

FIG. 1 is a schematic structural view of a grooved gear stock plate;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the chuck of the present invention;

FIG. 4 is a schematic view of the inner structure of the upper end of the load-bearing column of the present invention;

fig. 5 is a schematic perspective view of a part of the load-bearing column of the present invention.

In the figure: 1. a support frame; 2. feeding plates; 3. a limiting column; 4. a gear stock plate; 5. hole site; 6. a first pressure sensor; 7. a travel bar; 8. a slider; 9. a first cylinder; 10. a bidirectional cylinder; 11. a chuck; 12. a base; 13. a movable seat; 14. a hydraulic lever; 15. a motor; 16. moving the column; 17. a load bearing column; 18. a moving block; 19. an extension ring; 20. a connecting shaft; 21. a rubber plate; 22. a chute; 23. a rotating shaft; 24. a fixed block; 25. a port; 26. an inner cavity; 27. a top block; 28. an air pump; 29. a wire cutting mechanism; 30. a blanking plate; 31. a second pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides a technical solution: a wire cutting machine for gear machining comprises a support frame 1 and a base 12, wherein the outer wall of the support frame 1 is connected with a feeding plate 2, a limiting column 3 is fixed in the middle of the upper surface of the feeding plate 2, the outer wall of the limiting column 3 is connected with a gear raw material plate 4, a hole site 5 is formed in the middle of the gear raw material plate 4, a first pressure sensor 6 is arranged in the feeding plate 2, the upper end of the support frame 1 is connected with a moving rod 7, the outer wall of the moving rod 7 is connected with a sliding block 8, the outer wall of the sliding block 8 is fixed with a first air cylinder 9, the lower end of the first air cylinder 9 is connected with a bidirectional air cylinder 10, the left end and the right end of the bidirectional air cylinder 10 are connected with chucks 11, the limiting column 3 and the feeding plate 2 are vertically distributed, the gear raw material plate 4 is equidistantly distributed on the outer surface of the limiting column 3, the gear raw material plate 4 passes through a lifting structure, the clamping heads 11 form a lifting structure through the first cylinder 9 and the sliding block 8, the clamping heads 11 are symmetrically distributed about the vertical central line of the bidirectional cylinder 10, the clamping heads 11 are movably connected with the bidirectional cylinder 10, the lower surfaces of the clamping heads 11 are attached to the outer surface of the gear raw material plate 4, the outer wall of each clamping head 11 is arc-shaped, the gear raw material plate 4 can be placed by the feeding plate 2 connected with the outer wall of the support frame 1, the limiting columns 3 fixed to the middle parts of the upper surfaces of the gear raw material plates 4 can be placed in series through the hole sites 5 on the upper surfaces of the gear raw material plates 4, so that the subsequent feeding accuracy is ensured, the clamping heads 11 are arranged below the moving rod 7 and can slide to the upper plate 2 through the sliding blocks 8 and move downwards under the driving of the first cylinder 9, the clamping heads 11 can clamp and transfer the gear raw material plate 4 on the uppermost layer of the limiting columns 3 through the driving of the bidirectional cylinder, can effectively detect the weight of its top, after a gear raw material plate 4 of material loading, the pressure that first pressure sensor 6 detected can reduce, flitch 2 upward movement certain distance from support frame 1 can be controlled simultaneously, thereby be convenient for the subsequent material loading that snatchs of chuck 11, gear raw material plate 4 of flitch 2 department all processes and finishes, then first pressure sensor 6 can not detect pressure numerical value, and then control flitch 2 and move down from support frame 1, so that make things convenient for the staff to carry out the material loading operation of next round.

The base 12 is arranged in the middle of the lower portion of the moving rod 7, the upper surface of the base 12 is connected with the moving seat 13, the hydraulic rod 14 is arranged in the middle of the inner portion of the base 12, the upper end of the hydraulic rod 14 is connected with the motor 15, the upper end of the motor 15 is connected with the moving column 16, the outer portion of the moving column 16 is provided with the bearing column 17, the bearing column 17 is located on the upper surface of the base 12, the outer surface of the moving column 16 is connected with the moving block 18, the outer wall of the moving block 18 is provided with the extending ring 19, the upper surface of the extending ring 19 is provided with the connecting shaft 20, the upper surface of the connecting shaft 20 is provided with the rubber plate 21, the outer surface of the bearing column 17 is provided with the sliding groove 22, the sliding groove 22 is located at the extending ring 19, the outer wall of the upper end of the moving column 16 is provided with the, the upper end of the through hole 25 is connected with an inner cavity 26, the inner part of the inner cavity 26 is provided with a top block 27, the lower end of the through hole 25 is connected with an air pump 28, the movable column 16 forms a lifting structure through the hydraulic rod 14 and the bearing column 17, the base 12 is fixedly connected with the bearing column 17, the vertical central line of the bearing column 17 is coincident with the vertical central line of the movable column 16, the top block 27 forms a movable structure through the fixed block 24 and the inner cavity 26, the outer wall of the top block 27 is of an inclined structure, the inner cavity 26 forms a communicated structure through the through hole 25 and the air pump 28, the extension ring 19 forms a movable structure through the movable block 18 and the movable column 16, the movable block 18 is in threaded connection with the movable column 16, the movable column 16 forms a rotating structure through the motor 15 and the bearing column 17, the rubber plate 21 forms a movable structure through the connecting shaft 20 and the extension ring 19, and the lower surfaces of the rubber plate 21 and, and the rubber plate 21 is flexible structure, the gear raw material plate 4 clamped by the chuck 11 can be transferred to the upper end of the moving column 16 through the slide block 8, and is driven by the first air cylinder 9 to move downwards and be inserted into the upper end of the moving column 16 through the hole site 5, the inserted jacking block 27 with the inclined outer wall can move into the inner cavity 26 due to pressure, so that the gear raw material plate 4 is positioned at the upper end of the bearing column 17 to be arranged, the inner cavity 26 forms a communicating structure with the air pump 28 through the through hole 25, so that the air pump 28 can ventilate into the inner cavity 26 to eject the jacking block 27 in the inner cavity 26, and the moving column 16 can be driven by the contraction of the hydraulic rod 14 to move downwards, so that the ejected jacking block 27 is pressed down to the upper surface of the gear raw material plate 4 to be pressed and fixed, and the moving block 18 is in threaded connection with the moving column 16, which is beneficial for the moving column 16 to rotate through the driving of the motor, therefore, the moving block 18 on the outer surface moves upwards through the sliding groove 22 on the outer wall of the bearing column 17, and the rubber plate 21 on the upper surface of the extension ring 19 is contacted with the lower surface of the gear raw material plate 4 for further attaching and fixing, so that the automatic fixing operation of the gear raw material plate 4 is achieved, and the subsequent processing effect is improved.

A wire cutting mechanism 29 is arranged on the upper surface of the movable base 13, the outer wall of the right support frame 1 is connected with a blanking plate 30, a second pressure sensor 31 is arranged in the blanking plate 30, the wire cutting mechanism 29 forms an adjustable structure through the movable base 13 and the base 12, the movable base 13 and the blanking plate 30 are distributed in parallel, the blanking plate 30 is movably connected with the support frame 1, the gear raw material plate 4 subjected to limit fixing can be subjected to edge tooth groove processing through the wire cutting mechanism 29 on the upper surface of the movable base 13, the movable base 13 can drive the wire cutting mechanism 29 to perform X-axis and Y-axis moving processing, after the processing is finished, the motor 15 can drive the rubber plate 21 to be separated from the lower part for fixing, the hydraulic rod 14 can drive the ejector block 27 at the upper end of the movable column 16 to stop pressing down, the air pump 28 can suck air in the opposite direction, so that the ejector block 27 can contract inwards, and the chuck 11 above can conveniently grab the processed gear and discharge the gear to the lower blanking plate 30 on the And the second pressure sensor 31 can control the up and down movement of the blanking plate 30 by detecting the weight so that the chuck 11 can more accurately blank, and the fully loaded blanking plate 30 can be lowered to a designated height so that the worker can perform the blanking process.

In summary, when the wire cutting machine for gear processing is used, firstly, the gear raw material plate 4 is strung at the position of the limit column 3 on the upper surface of the upper material plate 2, the chuck 11 arranged below the moving rod 7 can slide to the position of the upper material plate 2 through the slide block 8 and move downwards under the driving of the first cylinder 9, and the chuck 11 can clamp and transfer the gear raw material plate 4 on the uppermost layer of the limit column 3 through the driving of the bidirectional cylinder 10, because the first pressure sensor 6 is arranged in the upper material plate 2, the weight above the upper material plate can be effectively detected, when one gear raw material plate 4 is completely loaded, the pressure detected by the first pressure sensor 6 can be reduced, and the upper material plate 2 can be controlled to move upwards for a certain distance from the support frame 1, so that the chuck 11 can conveniently grasp the loaded material subsequently, if the gear raw material plates 4 on the upper material plate 2 are all processed, the pressure value can not be detected by the first pressure sensor 6, and further controlling the feeding plate 2 to move downwards from the support frame 1, so that the next round of feeding operation is convenient for the working personnel.

Then the gear raw material plate 4 clamped by the chuck 11 can be transferred to the upper end of the movable column 16 through the slide block 8, and the gear raw material plate is driven by the first air cylinder 9 to move downwards and is inserted into the upper end of the movable column 16 through the hole position 5, and the inserted top block 27 with the outer wall being inclined can move towards the inner cavity 26 due to pressure, so that the gear raw material plate 4 is positioned at the upper end of the bearing column 17 to be arranged, and the inner cavity 26 forms a communicated structure through the through hole 25 and the air pump 28, so that the air pump 28 can ventilate the inner cavity 26 to eject the top block 27 in the inner cavity 26, and the movable column 16 is driven by the contraction of the hydraulic rod 14 to move downwards, so that the ejected top block 27 is pressed downwards to the upper surface of the gear raw material plate 4 to be pressed and fixed.

Then the moving column 16 is driven by the motor 15 to rotate, so that the moving block 18 with the outer surface in threaded connection moves upwards through the sliding groove 22 on the outer wall of the bearing column 17, and the rubber plate 21 on the upper surface of the extension ring 19 is contacted with the lower surface of the gear raw material plate 4 for further attaching and fixing, thereby achieving the automatic fixing operation of the gear raw material plate 4 and improving the subsequent processing effect.

The gear raw material plate 4 after being limited and fixed can be processed by tooth grooves on the edge through the linear cutting mechanism 29 on the upper surface of the movable seat 13, the movable seat 13 can drive the linear cutting mechanism 29 to move and process an X axis and a Y axis, after the processing is finished, the motor 15 can drive the rubber plate 21 to be separated from the lower part for fixing, the hydraulic rod 14 can drive the ejector block 27 at the upper end of the movable column 16 to stop pressing down, and the air pump 28 can pump air in the opposite direction, so that the ejector block 27 is retracted inwards to release the fixation of the gear.

And finally, the chuck 11 above can grab the machined gear and discharge the gear to the right blanking plate 30, the second pressure sensor 31 can control the blanking plate 30 to move up and down by detecting the weight, so that the chuck 11 can discharge materials more accurately, and the fully loaded blanking plate 30 can be lowered to a specified height, so that a worker can conveniently perform blanking treatment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a wire cut electrical discharge machining for gear machining, includes support frame (1) and base (12), its characterized in that: the outer wall of the support frame (1) is connected with a feeding plate (2), a limiting column (3) is fixed in the middle of the upper surface of the feeding plate (2), the outer wall of the limiting column (3) is connected with a gear raw material plate (4), a hole site (5) is formed in the middle of the gear raw material plate (4), a first pressure sensor (6) is arranged in the feeding plate (2), the upper end of the support frame (1) is connected with a moving rod (7), the outer wall of the moving rod (7) is connected with a sliding block (8), a first air cylinder (9) is fixed on the outer wall of the sliding block (8), the lower end of the first air cylinder (9) is connected with a bidirectional air cylinder (10), the left end and the right end of the bidirectional air cylinder (10) are connected with chucks (11), the base (12) is arranged in the middle of the lower portion of the moving rod (7), and the upper surface of the base, a hydraulic rod (14) is arranged in the middle of the inner portion of the base (12), a motor (15) is connected to the upper end of the hydraulic rod (14), a moving column (16) is connected to the upper end of the motor (15), a bearing column (17) is arranged outside the moving column (16), the bearing column (17) is located on the upper surface of the base (12), a moving block (18) is connected to the outer surface of the moving column (16), an extending ring (19) is arranged on the outer wall of the moving block (18), a connecting shaft (20) is arranged on the upper surface of the extending ring (19), a rubber plate (21) is arranged on the upper surface of the connecting shaft (20), a sliding groove (22) is formed in the outer surface of the bearing column (17), the sliding groove (22) is located at the extending ring (19), a rotating shaft (23) is arranged on the outer wall of the upper end of the moving column (16), and a fixing block, fixed block (24) are located inside the upper end of removing post (16), and opening (25) have been seted up at the middle part of fixed block (24), the upper end of opening (25) is connected with inner chamber (26), and the inside of inner chamber (26) is provided with kicking block (27), the lower extreme of opening (25) is connected with air pump (28), wired cutting mechanism (29) are settled to the upper surface of removing seat (13), the outer wall of right-hand support frame (1) is connected with down flitch (30), and the inside of flitch (30) is provided with second pressure sensor (31) down.

2. The wire electric discharge machine for gear processing according to claim 1, characterized in that: spacing post (3) and last flitch (2) between be vertical distribution, and spacing post (3) surface equidistance distributes and has gear raw material plate (4), constitutes elevation structure moreover through going up between flitch (2) and support frame (1) gear raw material plate (4).

3. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the chuck (11) forms a sliding structure through the sliding block (8) and the moving rod (7), the chuck (11) forms a lifting structure through the first cylinder (9) and the sliding block (8), and the chucks (11) are symmetrically distributed about the vertical center line of the bidirectional cylinder (10).

4. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the chuck (11) is movably connected with the bidirectional cylinder (10), the lower surface of the chuck (11) is attached to the outer surface of the gear raw material plate (4), and the outer wall of the chuck (11) is arc-shaped.

5. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the movable column (16) forms a lifting structure with the bearing column (17) through the hydraulic rod (14), the base (12) is fixedly connected with the bearing column (17), and the vertical center line of the bearing column (17) is coincident with the vertical center line of the movable column (16).

6. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the ejector block (27) forms a movable structure through the fixed block (24) and the inner cavity (26), the outer wall of the ejector block (27) is of an inclined structure, and the inner cavity (26) forms a communicated structure through the through hole (25) and the air pump (28).

7. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the extension ring (19) forms a movable structure through the moving block (18) and the moving column (16), the moving block (18) is in threaded connection with the moving column (16), and the moving column (16) forms a rotating structure through the motor (15) and the bearing column (17).

8. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the rubber plate (21) forms a movable structure with the extension ring (19) through the connecting shaft (20), the rubber plate (21) and the lower surface of the top block (27) are distributed in parallel, and the rubber plate (21) is of a flexible structure.

9. The wire electric discharge machine for gear processing according to claim 1, characterized in that: the linear cutting mechanism (29) forms an adjustable structure through the moving seat (13) and the base (12), the moving seat (13) and the blanking plate (30) are distributed in parallel, and the blanking plate (30) is movably connected with the support frame (1).