Worm ring surface finish machining machine tool

Abstract

The utility model discloses a worm ring surface finish machining machine tool which comprises an operation table, a machining table is arranged on the operation table, and a grinding mechanism is arranged on the operation table beside the machining table. A transverse groove is formed in the operation table, a lead screw is arranged in the transverse groove, the lead screw is sleeved with the machining table, and a translation motor is arranged at the side end of the operation table; a clamping mechanism is arranged on the machining table, and a worm motor used for driving a worm to rotate is arranged on the clamping mechanism. A control box is arranged on the operation table, a PLC is arranged in the control box, and the output end of the PLC is connected with the input end of the translation motor and the input end of the worm motor. According to the worm ring surface finish machining machine tool, the worm is fixed to the machining table through the movable ejector rod, in the worm machining process, the worm rotates and moves forwards at the same time, the ring surface of the worm is machined through the sharpening knife on the side face, automatic machining of the worm can be achieved, operation of workers is facilitated, and the working efficiency is improved. And the processing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of worm processing, and more specifically to a worm annular surface finishing machine tool. Background Art

[0002] A worm gear is a gear with one or more spiral teeth that meshes with a worm wheel to form a staggered axis gear pair. It cooperates with a turbine to transmit the movement and power of the staggered axes in space and is widely used in power transmission mechanisms.

[0003] In the process of processing the worm, the workpiece is clamped and fixed by the clamping device of the processing machine tool, and then placed in the machine tool, and then processed according to the installation of the corresponding tool. The structure of this processing machine tool is relatively complex, the adjustment of the machine tool is relatively cumbersome, the processing cycle is relatively long, the cost is relatively high, and it is not suitable for small-scale production. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a worm ring surface finishing machine tool to realize automatic processing of worm surface replacement and improve processing accuracy.

[0005] In order to solve the above technical problems, the technical solutions adopted by the present utility model are as follows.

[0006] A worm ring surface finishing machine tool comprises an operating table, a processing table for processing a worm is arranged on the operating table, a grinding mechanism for grinding the worm ring surface is arranged on the operating table next to the processing table; a transverse groove is opened on the operating table, a screw is arranged in the transverse groove, the processing table is sleeved on the screw, and a translation motor for driving the screw to rotate is arranged at the side end of the operating table; a clamping mechanism for clamping and fixing the worm is arranged on the processing table, and a worm motor for driving the worm to rotate is arranged on the clamping mechanism; a control box for controlling worm processing is arranged on the operating table, a PLC controller is arranged in the control box, and the output end of the PLC controller is respectively connected to the input end of the translation motor and the worm motor.

[0007] To further optimize the technical solution, the clamping mechanism includes a fixed block and a movable block arranged in parallel on the processing table, and a fixed push rod and a movable push rod for clamping the worm are respectively arranged on the inner sides of the fixed block and the movable block through bearings, and a tightening cylinder for driving the movable block to move forward and backward is arranged on the processing table located outside the movable block, and the input end of the tightening cylinder is connected to the output end of the PLC controller; the worm motor is arranged inside the movable block, and the motor shaft of the worm motor is connected to the movable push rod.

[0008] To further optimize the technical solution, the grinding mechanism includes a grinding bracket vertically arranged on the operating table, a grinding knife for grinding the worm is arranged on the inner side of the grinding bracket through a grinding knife mounting block, a grinding motor for driving the grinding knife to rotate is arranged on the side end of the grinding knife mounting block, and the input end of the grinding motor is connected to the output end of the PLC controller.

[0009] To further optimize the technical solution, a longitudinal groove perpendicular to the transverse groove is opened on one side of the transverse groove on the operating table, a screw rod is arranged in the longitudinal groove, the bottom end of the grinding bracket is sleeved on the screw rod, and a longitudinal movement motor for driving the screw rod to rotate is arranged on the side end of the operating table, and the input end of the longitudinal movement motor is connected to the output end of the PLC controller.

[0010] To further optimize the technical solution, a start button and a stop button are provided on the control box, and the output ends of the start button and the stop button are respectively connected to the input ends of the PLC controller.

[0011] Due to the adoption of the above technical scheme, the technical progress achieved by the present invention is as follows.

[0012] The utility model provides a worm annular surface finishing machine tool, which fixes the worm on a processing table by moving a top rod. During the processing of the worm, the worm rotates and moves forward, and the annular surface of the worm is processed by a side grinding knife, which can realize automatic processing of the worm, is convenient for operators to operate, and improves processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model.

[0014] Among them: 1. operating table, 11. horizontal groove, 12. longitudinal groove, 13. screw, 14. translation motor, 15. longitudinal motor, 2. processing table, 21. fixed block, 22. fixed push rod, 23. tightening cylinder, 24. moving block, 25. moving push rod, 26. worm motor, 3. worm, 4. grinding mechanism, 41. grinding bracket, 42. grinding knife, 43. grinding motor, 5. control box, 51. start button, 52. stop button. DETAILED DESCRIPTION

[0015] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0016] A worm ring surface finishing machine tool, combined with Figure 1As shown, it includes an operating table 1, on which a processing table 2 is arranged for processing a worm 3, a grinding mechanism 4 is arranged on the operating table 1 next to the processing table 2 for grinding the worm surface, a control box 5 is arranged on the operating table 1, on which a start button 51 and a stop button 52 are arranged, a PLC controller is arranged in the control box for controlling the worm processing, and the output ends of the start button and the stop button are respectively connected to the input ends of the PLC controller.

[0017] A transverse groove 11 is provided on the operating table 1, a screw rod 13 is arranged in the transverse groove 11, the processing table 2 is sleeved on the screw rod 13, and a translation motor 14 is provided at the side end of the operating table 1 to drive the screw rod to rotate and realize the left and right movement of the processing table 2 on the screw rod. The input end of the translation motor is connected to the output end of the PLC controller.

[0018] A clamping mechanism is provided on the processing table 2 for clamping and fixing the worm 3 .

[0019] The clamping mechanism includes a fixed block 21 and a moving block 24 arranged in parallel on the processing table 2. A fixed push rod 22 is arranged on the inner side of the fixed block 21 through a bearing, and a moving push rod 25 is arranged on the inner side of the moving block 24 through a bearing. The fixed push rod and the moving push rod are on the same horizontal plane, and the worm is located between the fixed push rod and the moving push rod to achieve the clamping and fixing of the worm. A tightening cylinder 23 is arranged on the processing table 2 located outside the moving block 24. The end of the telescopic rod of the tightening cylinder is connected to the outside of the moving block to drive the moving block to move forward and backward, fix the worm between the fixed push rod and the moving push rod, and the input end of the tightening cylinder is connected to the output end of the PLC controller.

[0020] A worm motor 26 is provided inside the moving block 24, and the motor shaft of the worm motor is connected to the moving push rod 25 to drive the moving push rod to rotate. The rotation of the moving push rod drives the worm and the fixed push rod to rotate along the bearing, thereby realizing the rotation of the worm during the processing.

[0021] The grinding mechanism 4 includes a grinding bracket 41 vertically arranged on the operating table 1, and a grinding knife 42 is arranged on the inner side of the grinding bracket 41 through a grinding knife mounting block. The height of the grinding knife 42 is at the same horizontal height as the worm, and is used to grind the worm annulus. A grinding motor 43 is arranged on the side end of the grinding knife mounting block to drive the grinding knife to rotate, and the input end of the grinding motor is connected to the output end of the PLC controller.

[0022] A longitudinal groove 12 is provided on one side of the transverse groove 11 on the operating table 1, and the longitudinal groove is arranged perpendicularly to the transverse groove. A screw rod 13 is arranged in the longitudinal groove 12, and the bottom end of the grinding bracket 41 is sleeved on the screw rod 13. A longitudinal movement motor 15 is provided at the side end of the operating table 1 to drive the screw rod to rotate and realize the longitudinal movement of the grinding knife. The input end of the longitudinal movement motor is connected to the output end of the PLC controller.

[0023] When the utility model processes the worm, the worm is placed between the fixed push rod and the movable push rod, and the cylinder is tightened to push the movable block forward, driving the movable push rod to move forward, and the worm is tightened and fixed between the fixed push rod and the movable push rod. After the worm is fixed, the worm motor drives the worm to rotate, and the longitudinal motor drives the grinding knife to move forward, so that the grinding knife contacts the surface of the worm. During the rotation of the worm, the translation motor works, and the processing table moves forward to drive the worm to move forward. The worm rotates and moves forward at the same time, and the changing surface of the worm is processed by the grinding knife.

Claims

1. A worm ring surface finishing machine tool, characterized in that: The invention comprises an operating table (1), wherein a processing table (2) for processing a worm (3) is arranged on the operating table (1), and a grinding mechanism (4) for grinding the annular surface of the worm (3) is arranged on the operating table (1) beside the processing table (2); a transverse groove (11) is provided on the operating table (1), a screw (13) is arranged in the transverse groove (11), the processing table (2) is sleeved on the screw (13), and a translation motor (14) for driving the screw to rotate is arranged at the side end of the operating table (1); a clamping mechanism for clamping and fixing the worm (3) is arranged on the processing table (2), and a worm motor (26) for driving the worm (3) to rotate is arranged on the clamping mechanism; and a control box (5) for controlling the worm processing is arranged on the operating table (1), and a PLC controller is arranged in the control box, and the output end of the PLC controller is respectively connected to the input end of the translation motor and the input end of the worm motor.

2. A worm ring surface finishing machine tool according to claim 1, characterized in that: The clamping mechanism comprises a fixed block (21) and a moving block (24) arranged in parallel on a processing table (2); a fixed push rod (22) and a moving push rod (25) for clamping and fixing the worm (3) are arranged on the inner sides of the fixed block (21) and the moving block (24) through bearings respectively; a clamping cylinder (23) for driving the moving block (24) to move forward and backward is arranged on the processing table (2) outside the moving block (24); the input end of the clamping cylinder (23) is connected to the output end of a PLC controller; the worm motor (26) is arranged inside the moving block (24), and the motor shaft of the worm motor is connected to the moving push rod (25).

3. A worm ring surface finishing machine tool according to claim 1, characterized in that: The grinding mechanism (4) comprises a grinding bracket (41) vertically arranged on the operating table (1); a grinding knife (42) for grinding the worm (3) is arranged on the inner side of the grinding bracket (41) through a grinding knife mounting block; a grinding motor (43) for driving the grinding knife to rotate is arranged at the side end of the grinding knife mounting block; and the input end of the grinding motor is connected to the output end of the PLC controller.

4. A worm ring surface finishing machine tool according to claim 3, characterized in that: A longitudinal groove (12) perpendicular to the transverse groove (11) is provided on one side of the transverse groove (11) on the operating table (1), a screw rod (13) is arranged in the longitudinal groove (12), the bottom end of the grinding bracket (41) is sleeved on the screw rod (13), and a longitudinal movement motor (15) for driving the screw rod to rotate is arranged at the side end of the operating table (1), and the input end of the longitudinal movement motor is connected to the output end of the PLC controller.

5. A worm ring surface finishing machine tool according to claim 1, characterized in that: The control box (5) is provided with a start button (51) and a stop button (52), and the output ends of the start button and the stop button are respectively connected to the input ends of the PLC controller.

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