Gear hobbing machine for gear machining

Abstract

The utility model discloses a gear hobbing machine for gear machining, and relates to the technical field of gear hobbing machines. The gear hobbing machine comprises a bottom box, one side of the top of the bottom box is provided with a gear hobbing machine body, the other side of the top of the bottom box is provided with a sliding table air cylinder, one side of the sliding table air cylinder is fixedly connected with an extension plate, the bottom of the extension plate is movably connected with a limiting block through a bearing, and the top of an inner cavity of the bottom box is fixedly connected with a filtering device. A centrifugal device is arranged on one side of the bottom of an inner cavity of the bottom box, a storage device is arranged on the other side of the bottom of the inner cavity of the bottom box, and the filtering device comprises a filtering box fixedly connected into the bottom box. According to the utility model, the filtering device is arranged, so that cooling liquid which is cooled and doped with impurities can be coarsely filtered for the first time, larger impurities can be filtered out, and the filtering net can be conveniently and quickly disassembled and assembled in a mounting manner which is convenient to disassemble and assemble, so that the maintenance efficiency of the filtering device can be improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hobbing machine technical field, especially relate to a gear machining hobbing machine. BACKGROUND

[0002] Hobbing machine is the most widely used machine tool in gear machining machine tool, straight tooth, helical tooth cylindrical gear can be cut on hobbing machine, worm wheel, sprocket and other gears can also be processed, hobbing machine is used for processing straight tooth, helical tooth and herringbone tooth cylindrical gear and worm wheel, when the special hobbing machine is used, it can also process various special tooth-shaped workpieces such as spline and sprocket, hobbing machine is divided into vertical and horizontal types according to layout, large and medium-sized hobbing machines are vertical, small hobbing machines and hobbing machines used for processing long shaft gears are horizontal, vertical hobbing machines are divided into workbench moving and column moving, when the vertical hobbing machine works, the hob is installed on the hob main shaft and rotates by the main motor, the tool holder can move vertically along the column guide rail and adjust an angle around the horizontal axis, the workpiece is installed on the workbench and rotates by the indexing worm gear pair, which constitutes the development motion together with the movement of the hob, when the helical tooth is hobbed, the differential mechanism makes the workpiece rotate correspondingly.

[0003] In the prior art, the hobbing machine for gear machining with the publication number CN116275311A solves the problem that a large amount of metal chips is generated on the surface of the hobbing machine after long-term friction and engraving, the metal chips flying around can damage the surrounding environment, and the temperature of the hobbing surface continues to rise, which includes a base, the bottom of the base is fixedly connected with supporting legs, the top of the base is fixedly connected with a processing machine, a supporting column is arranged outside the base on one side of the processing machine, the surface of the hobbing mechanism is cleaned by the portable cleaning brush, the accuracy of the hobbing of the hobbing machine is improved, the hobbing machine can continuously cool during gear machining, the high temperature is prevented from damaging the processing machine and affecting the accuracy of machining, the metal chips generated during the machining of the processing machine and the cylindrical gear can be sucked into the storage bin, and the metal chips can be concentratedly treated through the treatment port.

[0004] However, the cleaning brush is used to clean the hobbing mechanism during gear machining in the above-mentioned technology, which cannot clean and cool the machining position, and the temperature of the machining position is increased, which affects the machining effect, therefore, the hobbing machine for gear machining is provided to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of hobbing machine for gear machining, by the cooperation of filter device, centrifugal device and storage device, the problem that only cleaning brush is used to clean machining position in prior art, cleaning effect is limited and machining position cannot be cooled in time is solved.

[0006] To solve the above technical problems, the utility model is through the following technical schemes realizes.

[0007] The utility model discloses a gear machining is with hobbing machine, including the bottom box, one side of bottom box top is provided with hobbing machine body, the other side of bottom box top is provided with slide platform air cylinder, one side fixedly connected with extension plate of slide platform air cylinder, the bottom of extension plate is connected with the limiting block through the bearing swing, the top of bottom box inner chamber is fixedly connected with filter device, one side of bottom box inner chamber bottom is provided with centrifugal device, the other side of bottom box inner chamber bottom is provided with storage device, the filter device includes the filter box of fixedly connected in the bottom box, both side walls of filter box inner chamber are all fixedly connected with the limiting board, the inner chamber of limiting board is provided with filter screen, the bottom of filter box is provided with the delivery inclined plate, the centrifugal device includes the centrifugal box of setting in the bottom of bottom box inner chamber, the top of centrifugal box is fixedly connected with motor, the inner chamber of centrifugal box is provided with centrifugal inner container, the storage device includes the storage box of placing in the bottom of bottom box inner chamber, one side of storage box is fixedly connected with first delivery pump, one side of bottom box is fixedly connected with second delivery pump, the bottom of hydraulic cylinder that bottom box inner chamber is fixedly connected with is provided with the spray pipe that rotates the shaft swing has connected with having been active to the hydraulic cylinder bottom.

[0008] The utility model further sets up, the front side fixedly connected with control box of hobbing machine body, the surface of bottom box and the top and bottom of filter box all are set up with the oil inlet channel, the top of one side of centrifugal box is provided with the delivery board, the inner chamber of delivery inclined plate and delivery board all are set up with the delivery groove.

[0009] The utility model further sets up, both sides of filter box inner chamber all are swinged in with the anti -drop board of rotating shaft, the front side fixedly connected with the support plate of limiting board, the number of filter screen is two, the front side of bottom box, filter box and centrifugal box all are provided with the box door.

[0010] The utility model further sets up, both side walls of centrifugal box inner chamber all are fixedly connected with the fixed plate, the inner chamber fixedly connected with support bearing of fixed plate, the inner ring of support bearing is fixedly connected with the outer surface of centrifugal inner container, the top of centrifugal inner container inner chamber is fixedly connected with mounting rod, the output of motor is fixedly connected with mounting block, the mounting block and mounting rod are fixedly connected through bolt between.

[0011] The utility model further sets up, both sides of centrifugal inner container bottom all are swinged in with the pulley of bearing, the bottom of both side walls of centrifugal box inner chamber all are fixedly connected with the support block, and the inner chamber of support block is inserted with support filter screen.

[0012] The utility model further sets up, the liquid inlet pipe of first delivery pump is linked with centrifugal box, the liquid outlet pipe of first delivery pump is linked with storage tank, the liquid inlet pipe of second delivery pump is linked with storage tank, the liquid outlet pipe of second delivery pump is linked with spray pipe, the bottom of storage tank rear side is linked with the exhaust pipe, and the surface of exhaust pipe is linked with control valve.

[0013] The utility model has the following beneficial effects.

[0014] 1, the utility model discloses a filter device is set up, can with the cooling liquid of cooling and adulteration impurity first rough filtration, filters out larger impurity, and through the installation mode of convenient dismounting, can conveniently and quickly dismount the filter screen, thereby can improve the maintenance efficiency of filter device.

[0015] 2, the utility model discloses a centrifugal device is set up, can use the mode of centrifugal filtration again to the cooling liquid after rough filtration, carries out fine filtration to the cooling liquid, then transports the cooling liquid after filtration to storage tank and stores, and through second delivery pump, the cooling liquid in storage tank is circulated to spray pipe and is used again. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment description needed to use the drawing do simple introduction.

[0017] Figure 1 It is a kind of gear machining hobbing machine perspective view.

[0018] Figure 2 It is a kind of gear machining hobbing machine bottom tank sectional view.

[0019] Figure 3 It is a kind of gear machining hobbing machine filter box sectional view.

[0020] Figure 4 It is a kind of gear machining hobbing machine centrifugal box sectional view.

[0021] Figure 5 It is a kind of gear machining hobbing machine centrifugal inner bag sectional view.

[0022] In the drawing: 1, bottom box; 2, hobbing machine body; 3, sliding table cylinder; 4, limiting block; 5, filtering device; 51, filter box; 52, limiting plate; 53, filter screen; 54, conveying inclined plate; 6, centrifugal device; 61, centrifugal box; 62, motor; 63, centrifugal inner container; 7, storage device; 71, storage box; 72, first conveying pump; 73, second conveying pump; 8, hydraulic cylinder; 9, spray pipe; 10, control box; 11, conveying plate; 12, anti-dropping plate; 13, supporting plate; 14, fixed plate; 15, supporting bearing; 16, mounting rod; 17, mounting block; 18, pulley; 19, supporting filter screen. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described below with reference to the accompanying drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Embodiment one

[0025] Please refer to Figures 1-5 The utility model discloses a hobbing machine for gear machining, including bottom box 1, one side of bottom box 1 top is provided with hobbing machine body 2, the other side of bottom box 1 top is provided with sliding table cylinder 3, one side fixedly connected with extension plate of sliding table cylinder 3, the bottom of extension plate is movably connected with limiting block 4 through bearing, the top of bottom box 1 inner chamber is fixedly connected with filtering device 5, one side of bottom box 1 inner chamber bottom is provided with centrifugal device 6, the other side of bottom box 1 inner chamber bottom is provided with storage device 7, filtering device 5 includes filter box 51 fixedly connected in bottom box 1, the two side walls of filter box 51 inner chamber are all fixedly connected with limiting plate 52, the inner chamber of limiting plate 52 is provided with filter screen 53, the bottom of filter box 51 is provided with conveying inclined plate 54, centrifugal device 6 includes the centrifugal box 61 of setting in the bottom of bottom box 1 inner chamber, the top of centrifugal box 61 is fixedly connected with motor 62, the inner chamber of centrifugal box 61 is provided with centrifugal inner container 63 storage device 7 includes the storage box 71 of placing in the bottom of bottom box 1 inner chamber, one side of storage box 71 is fixedly connected with first conveying pump 72, one side of bottom box 1 is fixedly connected with second conveying pump 73, the bottom of hydraulic cylinder 8 is movably connected with spray pipe 9 through the rotating shaft of hobbing machine body 2 inner chamber.

[0026] Specifically: through sliding table cylinder 3 drive extension plate to move down, extension plate drive limiting block 4 to move down, limiting block 4 with hobbing machine body 2 top limiting block 4 cooperation can quickly fix the workpiece to be processed, in the gear machining process, spray pipe 9 continuously sprays cooling liquid, cooling liquid cooling can mix the scraps and convey to filter box 51, after first rough filtration through filter box 51, carry out secondary filtration through centrifugal device 6, after filtration, cooling liquid is stored in storage box 71 and is recycled again, can reduce resource consumption.

[0027] Embodiment Two

[0028] Please refer to Figures 1-5 On the basis of embodiment one, the front side of the gear hobbing machine body 2 is fixedly connected with a control box 10, the surface of the bottom box 1 and the top and bottom of the filter box 51 are all provided with an oil inlet channel, the top of one side of the centrifugal box 61 is provided with a conveying plate 11, the inner cavities of the conveying inclined plate 54 and the conveying plate 11 are both provided with a conveying groove, the two sides of the inner cavity of the filter box 51 are both movably connected with an anti-dropping plate 12 through a rotating shaft, the front side of the limiting plate 52 is fixedly connected with a supporting plate 13, the number of the filter screens 53 is two, the front sides of the bottom box 1, the filter box 51 and the centrifugal box 61 are all provided with a box door, the two side walls of the inner cavity of the centrifugal box 61 are both fixedly connected with a fixed plate 14, the inner cavity of the fixed plate 14 is fixedly connected with a supporting bearing 15, the inner ring of the supporting bearing 15 is fixedly connected with the outer surface of the centrifugal inner container 63, the top of the inner cavity of the centrifugal inner container 63 is fixedly connected with a mounting rod 16, the output end of the motor 62 is fixedly connected with a mounting block 17, the mounting block 17 and the mounting rod 16 are fixedly connected through bolts, the two sides of the bottom of the centrifugal inner container 63 are both movably connected with a pulley 18 through a bearing, the bottoms of the two side walls of the inner cavity of the centrifugal box 61 are both fixedly connected with a supporting block, the inner cavity of the supporting block is inserted with a supporting filter screen 19, the liquid inlet pipe of the first conveying pump 72 communicates with the centrifugal box 61, the liquid outlet pipe of the first conveying pump 72 communicates with the storage box 71, the liquid inlet pipe of the second conveying pump 73 communicates with the storage box 71, the liquid outlet pipe of the second conveying pump 73 communicates with the spray pipe 9, the bottom of the rear side of the storage box 71 communicates with a discharge pipe, and the surface of the discharge pipe communicates with a control valve.

[0029] Specifically, the control box 10 is arranged to facilitate the operation of the control element, the conveying plate 11 is arranged to convey the cooled liquid after rough filtration to the centrifugal box 61, the anti-dropping plate 12 and the supporting plate 13 are arranged to limit the front side of the filter screen 53 to prevent the filter screen 53 from slipping off, the fixed plate 14 and the supporting bearing 15 are arranged to limit the centrifugal inner container 63 to enable the centrifugal inner container 63 to stably rotate, the pulley 18 and the supporting block are arranged to support the centrifugal inner container 63 to enable the centrifugal inner container 63 to smoothly rotate, and the discharge pipe is arranged to regularly discharge the cooled liquid.

[0030] The working principle of the utility model is: when the workpiece is machined by the hobbing machine body 2, the cooling liquid is sprayed to the machining position through the nozzle, the machining position is cooled, and the debris generated by machining is mixed and delivered to the filter box 51, the two filter screens 53 perform the first rough filtration on the cooling liquid, the rough filtered cooling liquid flows into the centrifugal box 61 through the delivery inclined plate 54 and the delivery groove in the delivery plate 11, enters the centrifugal inner container 63, the motor 62 is started when the cooling liquid in the centrifugal inner container 63 accumulates a certain amount, the motor 62 drives the centrifugal inner container 63 to rotate, the cooling liquid is thrown out through centrifugal force, the first delivery pump 72 delivers the thrown-out cooling liquid to the storage box 71, the second delivery pump 73 circulates the cooling liquid in the storage box 71 to the spray pipe 9 for reuse, and the filter screen 53 and the centrifugal inner container 63 can be taken out for cleaning after machining.

[0031] The above disclosed preferred embodiments of the utility model are only used for helping to describe the utility model, the preferred embodiments do not describe all the details, and the utility model is not limited to the specific implementation mode, the description selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model.

Claims

1. A gear hobbing machine for gear machining, comprising a base box (1), characterized in that: One side of the top of the bottom box (1) is provided with a hobbing machine body (2), the other side of the top of the bottom box (1) is provided with a slide table cylinder (3), one side of the slide table cylinder (3) is fixedly connected with an extension plate, the bottom of the extension plate is movably connected with a limiting block (4) through a bearing, the top of the inner cavity of the bottom box (1) is fixedly connected with a filtering device (5), one side of the bottom of the inner cavity of the bottom box (1) is provided with a centrifugal device (6), the other side of the bottom of the inner cavity of the bottom box (1) is provided with a storage device (7); The filtering device (5) comprises a filtering box (51) fixedly connected in the bottom box (1), both side walls of the inner cavity of the filtering box (51) are fixedly connected with limiting plates (52), the inner cavity of the limiting plate (52) is provided with a filter screen (53), the bottom of the filtering box (51) is provided with a conveying inclined plate (54), the centrifugal device (6) comprises a centrifugal box (61) arranged at the bottom of the inner cavity of the bottom box (1), the top of the centrifugal box (61) is fixedly connected with a motor (62), and the inner cavity of the centrifugal box (61) is provided with a centrifugal inner container (63). The storage device (7) comprises a storage box (71) placed at the bottom of the inner cavity of the bottom box (1), one side of the storage box (71) is fixedly connected with a first conveying pump (72), one side of the bottom box (1) is fixedly connected with a second conveying pump (73), the inner cavity of the hobbing machine body (2) is fixedly connected with a hydraulic cylinder (8), and the bottom of the hydraulic cylinder (8) is movably connected with a spray pipe (9) through a rotating shaft.

2. A gear generating hobbing machine according to claim 1, characterized in that: The front side of the hobbing machine body (2) is fixedly connected with a control box (10), the surface of the bottom box (1) is provided with an oil inlet channel at the top and the bottom of the filtering box (51), the top of one side of the centrifugal box (61) is provided with a conveying plate (11), and the inner cavities of the conveying inclined plate (54) and the conveying plate (11) are both provided with conveying grooves.

3. The gear generating hobber of claim 1 wherein: Both sides of the inner cavity of the filtering box (51) are movably connected with anti-dropping plates (12) through rotating shafts, the front side of the limiting plate (52) is fixedly connected with a supporting plate (13), the number of the filter screens (53) is two, and the front sides of the bottom box (1), the filtering box (51) and the centrifugal box (61) are all provided with box doors.

4. The gear generating hobber of claim 1 wherein: Both side walls of the inner cavity of the centrifugal box (61) are fixedly connected with fixed plates (14), the inner cavity of the fixed plate (14) is fixedly connected with a supporting bearing (15), the inner ring of the supporting bearing (15) is fixedly connected with the outer surface of the centrifugal inner container (63), the inner cavity of the centrifugal inner container (63) is fixedly connected with a mounting rod (16), the output end of the motor (62) is fixedly connected with a mounting block (17), and the mounting block (17) and the mounting rod (16) are fixedly connected through bolts.

5. The gear generating hobber of claim 1 wherein: Both sides of the bottom of the centrifugal inner container (63) are movably connected with pulleys (18) through bearings, the bottoms of both side walls of the inner cavity of the centrifugal box (61) are fixedly connected with supporting blocks, and the inner cavities of the supporting blocks are inserted with supporting filter screens (19).

6. A gear generating hobbing machine according to claim 1, characterized in that: The liquid inlet pipe of the first delivery pump (72) is communicated with the centrifugal box (61), the liquid outlet pipe of the first delivery pump (72) is communicated with the storage box (71), the liquid inlet pipe of the second delivery pump (73) is communicated with the storage box (71), the liquid outlet pipe of the second delivery pump (73) is communicated with the spray pipe (9), and the bottom of the rear side of the storage box (71) is communicated with a discharge pipe, and the surface of the discharge pipe is communicated with a control valve.

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