Tool rest angle adjusting assembly of gear hobbing machine

Abstract

The utility model relates to the field of gear hobbing machines, in particular to a gear hobbing machine tool rest angle adjusting assembly, and aims to overcome the defect that in the prior art, a gear hobbing machine tool rest angle adjusting assembly does not have the function of collecting chippings generated in the machining process, so that the working environment is poor. The number of the fixing legs is four, and the four fixing legs are all fixedly installed at the bottom of the base; the shell electric push rod is fixedly installed at the top of the base electric push rod, two push rod motors are fixedly installed on the inner wall of the bottom of the shell electric push rod, a lifting table is fixedly installed on an output shaft of one of the two push rod motors, and an annular sliding rail electric push rod is arranged on the lifting table; the machining device has the function of collecting chippings generated in the machining process, and therefore the working environment is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the hobbing machine field, especially to a hobbing machine tool rest angle adjusting assembly. BACKGROUND

[0002] The hobbing machine is the most widely used machine tool in gear machining machine tools. Straight and helical cylindrical gears can be cut on the hobbing machine, and worm gears and chain wheels can also be machined. The hobbing machine is a gear machining machine tool that uses special hobbing tools to process straight, helical and herringbone cylindrical gears and worm gears. When special hobbing tools are used, the hobbing machine can also process various special tooth-shaped workpieces such as splines and chain wheels. During the machining of gears, the angle of the hobbing machine tool rest often needs to be adjusted to ensure the machining effect of the hobbing machine.

[0003] The patent document with publication number CN216758939U discloses a hobbing machine tool rest angle safety adjusting device for producing gears, which comprises a workbench, a base is arranged on the workbench, a slidable nut block is arranged at the upper end of the base, a lead screw is threadedly connected to the nut block, one end of the lead screw is rotatably arranged on the base, and the other end is connected to a motor one; a slide rail is arranged at the upper end of the nut block, a slide block is engaged with the slide rail, and a large gear and a small gear are arranged on the slide block in an up-down distribution; a motor three mounting box is arranged at the front end of the large gear, a motor three is arranged in the motor three mounting box, a transmission shaft is key-connected to the motor three, and the transmission shaft is connected to a tool rest after passing out of the motor three mounting box; the small gear is engaged with the large gear, and the small gear is connected to a motor two. The hobbing machine tool rest angle safety adjusting device for producing gears can realize multi-directional, safe and automatic adjustment of the tool rest, and meets different machining requirements of the hobbing machine.

[0004] However, the above-mentioned hobbing machine tool rest angle adjusting assembly does not have the function of collecting the debris generated during machining, which will result in a poor working environment. Invention content

[0005] The purpose of the present application is to solve the problem of the existing hobbing machine tool rest angle adjusting assembly, which does not have the function of collecting the debris generated during machining, resulting in a poor working environment. Therefore, a hobbing machine tool rest angle adjusting assembly is proposed.

[0006] The hobbing machine tool rest angle adjusting assembly provided by the present application adopts the following technical solution:

[0007] A hobbing machine tool rest angle adjusting assembly comprises:

[0008] a base;

[0009] four fixed legs, which are fixedly installed at the bottom of the base;

[0010] The shell electric push rod is fixedly installed at the top of the base, and two push rod motors are fixedly installed on the inner wall of the bottom of the shell.

[0011] The collecting assembly is fixedly installed at the bottom of the base.

[0012] Further, a second protection plate is fixedly installed on the inner wall of the shell, and a second sliding groove is formed in the second protection plate, a first driving motor is fixedly installed in the second sliding groove, and a screw rod is rotatably installed in the second sliding groove, the output shaft of the first driving motor is fixedly connected with the screw rod, and a first moving block is threadedly connected with the screw rod, the first moving block is slidably installed in the second sliding groove, and a second recess is formed in the bottom of the first moving block, the output shaft of the other push rod motor away from the servo motor among the two push rod motors is fixedly connected with the second protection plate.

[0013] Further, a second driving motor is slidably installed in the second recess, and a first fixing frame is fixedly installed on the bottom of the first moving block, a rotating shaft is rotatably installed on the first fixing frame, and the output shaft of the second driving motor is fixedly connected with the rotating shaft.

[0014] Further, a second fixing frame is fixedly installed on the rotating shaft, and a supporting plate is fixedly installed on the second fixing frame, and a cutter is fixedly installed on one end of the supporting plate.

[0015] Further, the collecting assembly comprises a collecting box, and the collecting box is fixedly installed at the bottom of the base, a filter plate and a first protection plate are fixedly installed on the inner wall of the collecting box, a first sliding groove is formed in the bottom of the first protection plate, a reciprocating screw rod is rotatably installed in the first sliding groove, and a second moving block is threadedly connected with the reciprocating screw rod, the second moving block is slidably installed in the first sliding groove, and a cleaning brush is fixedly installed on the second moving block.

[0016] Further, the bottom of the collecting box is provided with a through hole, and a rotating shaft is rotatably installed in the through hole, a plurality of impellers are fixedly installed on the rotating shaft, and a fixing frame is fixedly installed on the bottom of the collecting box, a third driving motor is fixedly installed on the fixing frame, and the output shaft of the third driving motor is fixedly connected with the rotating shaft.

[0017] Further, one of the two supporting rods is rotatably provided with a transmission shaft, a worm is fixedly installed on one end of the transmission shaft, and the worm is rotatably installed on the other supporting rod, the worm is engaged with a worm wheel, and the worm wheel is fixedly installed on the reciprocating screw rod.

[0018] Further, the output shaft of the third driving motor is fixedly installed with a first sprocket, the first sprocket is engaged with a chain, the chain is engaged with a second sprocket, and the second sprocket is fixedly installed on the transmission shaft.

[0019] In summary, the present application has at least one of the following beneficial technical effects:

[0020] 1. The third driving motor can drive the rotating shaft to rotate, and the rotating shaft can drive the plurality of impellers to rotate, so that the debris generated in the machining process can be sucked into the collecting box, and the filter plate can prevent the debris from contacting the plurality of impellers and causing damage to the plurality of impellers.

[0021] 2. The reciprocating screw rod can drive the second moving block to reciprocate, and the second moving block can drive the cleaning brush to reciprocate, so as to prevent the filter plate from being blocked. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a front view structural schematic diagram of a hobbing machine tool holder angle adjusting assembly in embodiment one of the present application;

[0023] Figure 2 is a worm and gear structure schematic diagram of a hobbing machine tool holder angle adjusting assembly in embodiment one of the present application;

[0024] Figure 3 is Figure 1 is an enlarged schematic diagram of part A in

[0025] Figure 4 is a workbench top view structural schematic diagram of a hobbing machine tool holder angle adjusting assembly in embodiment one of the present application.

[0026] : 1, base; 2, shell; 3, ring type slide rail; 4, sliding block; 5, collection box; 6, workbench; 7, servo motor; 8, first drive motor; 9, guard plate; 10, reciprocating screw rod; 11, second moving block; 12, rotating shaft; 13, third drive motor; 14, screw rod; 15, first moving block; 16, second drive motor; 17, rotating shaft; 18, support plate; 19, cutter; 20, first sprocket; 21, chain; 22, second sprocket; 23, transmission shaft; 24, worm; 25, worm gear; 26, second guard plate. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] Embodiment one

[0029] Reference Figures 1-4 A gear hobbing machine tool rest angle adjusting assembly, comprising:

[0030] Base 1;

[0031] Four fixed legs are arranged, and the four fixed legs are fixedly installed at the bottom of the base 1;

[0032] The shell 2 is fixedly installed at the top of the base 1, and two push rod motors are fixedly installed on the inner wall at the bottom of the shell 2, one of the two push rod motors is fixedly installed on the output shaft of the push rod motor, a lifting platform is arranged on the lifting platform, a ring type slide rail 3 is arranged on the lifting platform, two sliding blocks 4 are slidingly installed on the ring type slide rail 3, and the same workbench 6 is fixedly installed on the two sliding blocks 4, a cutting opening is formed in the workbench 6, a servo motor 7 is fixedly installed on the lifting platform, and the output shaft of the servo motor 7 is fixedly connected with the workbench 6;

[0033] The collection assembly is fixedly installed at the bottom of the base 1.

[0034] Specifically, the second guard plate 26 is fixedly installed on the inner wall of the shell 2, a second sliding groove is formed in the second guard plate 26, a first drive motor 8 is fixedly installed in the second sliding groove, a screw rod 14 is rotatably installed in the second sliding groove, the output shaft of the first drive motor 8 is fixedly connected with the screw rod 14, a first moving block 15 is threadedly connected with the screw rod 14, the first moving block 15 is slidingly installed in the second sliding groove, a second recess is formed in the bottom of the first moving block 15, and the output shaft of the other push rod motor of the two push rod motors away from the servo motor 7 is fixedly connected with the second guard plate 26.

[0035] Specifically, the second driving motor 16 is slidably installed in the second groove, and the bottom of the first moving block 15 is fixedly installed with a first fixing frame, and a rotating shaft 17 is rotatably installed on the first fixing frame, and the output shaft of the second driving motor 16 is fixedly connected with the rotating shaft 17.

[0036] Specifically, the rotating shaft 17 is fixedly installed with a second fixing frame, and the second fixing frame is fixedly installed with a support plate 18, and the support plate 18 is fixedly installed with a rotating motor, and the end of the support plate 18 is rotatably installed with a cutter 19, and the output shaft of the rotating motor is fixedly connected with the cutter 19.

[0037] Specifically, the collecting assembly comprises a collecting box 5, and the collecting box 5 is fixedly installed at the bottom of the base 1, and the inner wall of the collecting box 5 is fixedly installed with a filter plate and a first protective plate 9, and the bottom of the first protective plate 9 is provided with a first sliding groove, and the reciprocating screw rod 10 is rotatably installed in the first sliding groove, and the second moving block 11 is threadedly connected with the reciprocating screw rod 10, and the second moving block 11 is slidably installed in the first sliding groove, and the second moving block 11 is fixedly installed with a cleaning brush.

[0038] Specifically, the bottom of the collecting box 5 is provided with a through hole, and the rotating shaft 12 is rotatably installed in the through hole, and a plurality of impellers are fixedly installed on the rotating shaft 12, and the bottom of the collecting box 5 is fixedly installed with a fixing frame, and the third driving motor 13 is fixedly installed on the fixing frame, and the output shaft of the third driving motor 13 is fixedly connected with the rotating shaft 12.

[0039] Specifically, two supporting rods are fixedly installed on one side of the collecting box 5, and a transmission shaft 23 is rotatably installed on one of the two supporting rods, and a worm 24 is fixedly installed on one end of the transmission shaft 23, and the worm 24 is rotatably installed on the other supporting rod of the two supporting rods, and the worm 24 is engaged with a worm gear 25, and the worm gear 25 is fixedly installed on the reciprocating screw rod 10.

[0040] Specifically, the output shaft of the third driving motor 13 is fixedly installed with a first sprocket 20, and the first sprocket 20 is engaged with a chain 21, and the chain 21 is engaged with a second sprocket 22, and the second sprocket 22 is fixedly installed on the transmission shaft 23.

[0041] The implementation principle of the gear hobbing machine tool rest angle adjusting assembly embodiment of the application is as follows: first, the workpiece is placed on the workbench 6, at this time the first driving motor 8 is started, the first driving motor 8 drives the second lead screw 14 to rotate, the second lead screw 14 drives the first moving block 15 to move integrally, the first moving block 15 drives the second driving motor 16 and the rotating shaft 17 to move, the rotating shaft 17 drives the second fixed frame to move, the second fixed frame drives the support plate 18 to move, the support plate 18 drives the cutter 19 to move, two push rod motors are started respectively, another push rod motor of the two push rod motors away from the servo motor 7 drives the second protective plate 26 to move integrally, the second protective plate 26 drives the first driving motor 8 and the lead screw 14 to move, the lead screw 14 drives the first moving block 15 to move, the first moving block 15 drives the second driving motor 16 and the rotating shaft 17 to move, the rotating shaft 17 drives the second fixed frame to move, the second fixed frame drives the support plate 18 to move, the support plate 18 drives the cutter 19 to move, at the same time, the rotating motor is started, the rotating motor drives the cutter 19 to rotate, when the cutter 19 contacts the side surface of the workpiece, the workpiece is machined, when the required depth is reached, one of the two push rod motors is started, the one of the two push rod motors drives the lifting platform to move, the lifting platform drives the annular slide rail 3 to move integrally, the annular slide rail 3 drives the two sliding blocks 4 to move synchronously, the two sliding blocks 4 drive the same workbench 6 to move, the workbench 6 drives the workpiece to move, because of the existence of the cutting opening, the cutter 19 will not affect the workbench, at the same time, the servo motor 7 is started, the servo motor 7 drives the workbench 6 to rotate intermittently, the workbench 6 drives the workpiece to rotate to the side to be machined, the above operation is repeated, and the workpiece is machined, when the second driving motor 16 is started, the second driving motor 16 drives the rotating shaft 17 to rotate integrally, the rotating shaft 17 drives the second fixed frame to rotate, the second fixed frame drives the support plate 18 to rotate, the support plate 18 drives the cutter 19 to rotate, the angle of the cutter 19 is adjusted, at the same time, the third driving motor 13 is started, the third driving motor 13 drives the rotating shaft 12 to rotate, the rotating shaft 12 drives the plurality of impellers to rotate, the debris generated in the machining process is sucked into the collecting box 5, the filter plate can avoid the debris from contacting the plurality of impellers, so that the plurality of impellers are not damaged, at the same time, the third driving motor 13 drives the first sprocket 20 to rotate, the first sprocket 20 drives the second sprocket 22 to rotate through the chain 21, the second sprocket 22 drives the transmission shaft 23 to rotate, the transmission shaft 23 drives the worm 24 to rotate, the worm 24 drives the worm wheel 25 to rotate, the worm wheel 25 drives the reciprocating lead screw 10 to rotate, the worm 24 drives the worm wheel 25 to rotate, the worm wheel 25 drives the reciprocating lead screw 10 to rotate, so that the rotating speed of the reciprocating lead screw 10 is reduced, the reciprocating lead screw 10 drives the second moving block 11 to move reciprocally, the second moving block 11 drives the cleaning brush to move reciprocally, so that the filter plate is not blocked.

[0042] Embodiment two

[0043] The embodiment is different from the embodiment one in that two electric push rods are fixedly installed on the workbench 6, two clamping blocks are slidably installed on the workbench 6, output shafts of the two electric push rods are fixedly connected with the two clamping blocks respectively, the two electric push rods are started, and the two clamping blocks are driven to relatively move by the two electric push rods, so that the workpiece is clamped and fixed through the two clamping blocks.

[0044] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so that: equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A gear hobbing machine tool holder angle adjustment assembly, characterized by: include: Base (1); Four fixed legs are provided, and all four fixed legs are fixedly mounted on the bottom of the base (1); The housing (2) is fixedly mounted on the top of the base (1), and two push rod motors are fixedly mounted on the inner wall of the bottom of the housing (2); a lifting platform is fixedly mounted on the output shaft of one of the two push rod motors; an annular slide rail (3) is provided on the lifting platform, and two sliders (4) are slidably mounted on the annular slide rail (3); a same workbench (6) is fixedly mounted on the two sliders (4), and a cutting opening is provided on the workbench (6); a servo motor (7) is fixedly mounted on the lifting platform, and the output shaft of the servo motor (7) is fixedly connected to the workbench (6); The collecting assembly is fixedly mounted on the bottom of the base (1).

2. The gear hobbing machine tool holder angle adjustment assembly according to claim 1, characterized in that: A second protective plate (26) is fixedly mounted on the inner wall of the housing (2), and a second chute is provided on the second protective plate (26), a first drive motor (8) is fixedly mounted in the second chute, and a screw rod (14) is rotatably mounted in the second chute, an output shaft of the first drive motor (8) is fixedly connected to the screw rod (14), and a first moving block (15) is threadedly connected to the screw rod (14), the first moving block (15) is slidably mounted in the second chute, and a second groove is provided at the bottom of the first moving block (15), and an output shaft of the other push rod motor of the two push rod motors, which is away from the servo motor (7), is fixedly connected to the second protective plate (26).

3. The gear hobbing machine tool holder angle adjustment assembly according to claim 2, characterized in that: A second drive motor (16) is slidably mounted in the second groove, and a first fixing frame is fixedly mounted on the bottom of the first moving block (15). A rotating shaft (17) is rotatably mounted on the first fixing frame, and an output shaft of the second drive motor (16) is fixedly connected to the rotating shaft (17).

4. The gear hobbing machine tool holder angle adjustment assembly according to claim 3, characterized in that: A second fixing frame is fixedly mounted on the rotating shaft (17), and a support plate (18) is fixedly mounted on the second fixing frame. A tool (19) is fixedly mounted on one end of the support plate (18).

5. The gear hobbing machine tool holder angle adjustment assembly according to claim 4, characterized in that: The collecting assembly includes a collecting box (5), and the collecting box (5) is fixedly mounted on the bottom of the base (1); a filter plate and a first protective plate (9) are fixedly mounted on the inner wall of the collecting box (5); a first chute is provided at the bottom of the first protective plate (9); a reciprocating screw (10) is rotatably mounted in the first chute, and a second moving block (11) is threadedly connected to the reciprocating screw (10); the second moving block (11) is slidably mounted in the first chute, and a cleaning brush is fixedly mounted on the second moving block (11).

6. The gear hobbing machine tool holder angle adjustment assembly according to claim 5, characterized in that: A through hole is provided at the bottom of the collecting box (5), and a rotating shaft (12) is rotatably mounted in the through hole, a plurality of impellers are fixedly mounted on the rotating shaft (12), and a fixing frame is fixedly mounted at the bottom of the collecting box (5), a third drive motor (13) is fixedly mounted on the fixing frame, and an output shaft of the third drive motor (13) is fixedly connected to the rotating shaft (12).

7. The gear hobbing machine tool holder angle adjustment assembly according to claim 6, characterized in that: Two support rods are fixedly mounted on one side of the collecting box (5), and a transmission shaft (23) is rotatably mounted on one of the two support rods. A worm (24) is fixedly mounted on one end of the transmission shaft (23), and the worm (24) is rotatably mounted on the other of the two support rods. The worm (24) is meshed with a worm wheel (25), and the worm wheel (25) is fixedly mounted on the reciprocating screw (10).

8. The gear hobbing machine tool holder angle adjustment assembly according to claim 7, characterized in that: A first sprocket (20) is fixedly mounted on the output shaft of the third drive motor (13), and the first sprocket (20) is engaged with a chain (21), and the chain (21) is engaged with a second sprocket (22), and the second sprocket (22) is fixedly mounted on the transmission shaft (23).

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