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CN-122007470-A - Automatic drilling equipment and method for processing large-scale agricultural mechanical transmission shaft

CN122007470ACN 122007470 ACN122007470 ACN 122007470ACN-122007470-A

Abstract

The invention discloses automatic drilling equipment and a method for processing a large-scale agricultural mechanical transmission shaft, comprising an equipment seat, wherein a turnover mechanism, a drilling assembly and a supporting and limiting assembly are sequentially arranged at the top of the equipment seat from left to right, the turnover mechanism comprises a turnover assembly and an equipment box arranged at the left side of the top of the equipment seat, and an infrared emitter is fixedly connected to one side of the equipment box. According to the automatic drilling equipment and the method for processing the large-scale agricultural mechanical transmission shaft, the turnover mechanism is arranged, the driving assembly drives the rotating gear to intermittently rotate, the driving gear is in meshed transmission with the rotating gear, 12 groups of through holes which are uniformly formed in the rotating gear are matched, the transmission shaft can be precisely turned and adjusted by 30 degrees in a single time, the turnover plate and the transmission shaft are driven to synchronously rotate, automatic turning of the transmission shaft is achieved, manual turning is not needed, and the manual labor intensity is reduced.

Inventors

  • ZHAO GUOZHU
  • ZHAO BIN

Assignees

  • 斯捷尔传动机械(杭州)有限公司

Dates

Publication Date
20260512
Application Date
20260211

Claims (8)

  1. 1. The automatic drilling equipment for processing the large-scale agricultural mechanical transmission shaft comprises an equipment seat (1) and is characterized in that a turnover mechanism (2), a drilling assembly (3) and a supporting and limiting assembly (4) are sequentially arranged at the top of the equipment seat (1) from left to right, and the turnover mechanism (2) comprises: The turnover assembly (21) comprises an equipment box (211) arranged on the left side of the top of the equipment seat (1), one side of the equipment box (211) is fixedly connected with an infrared emitter (212), an infrared receiver (213) is correspondingly arranged on the inner wall of the equipment box (211) and positioned at the transmitting end of the infrared emitter (212), a rotating shaft (214) is rotatably connected to the inner wall of the equipment box (211), a rotating gear (215) is fixedly connected to the surface of the rotating shaft (214), a plurality of groups of through holes (216) are formed in the surface of the rotating gear (215), one end of the rotating shaft (214) penetrates through the outer part of the equipment box (211) and is fixedly connected with a turnover plate (217), a placing groove (218) is formed in one side of the turnover plate (217), and a placing plate (219) is fixedly connected to the inner wall of the placing groove (218). The driving assembly (22) is arranged on one side of the equipment box (211) and is used for driving the rotating gear (215) to rotate so as to drive the turnover plate (217) to synchronously rotate; and the positioning assembly (23) is arranged inside the overturning plate (217) and is used for positioning the mechanical transmission shaft placed on the placement plate (219).
  2. 2. The automated drilling equipment for processing the transmission shaft of the large agricultural machine according to claim 1, wherein the driving assembly (22) comprises a driving motor (221) installed at one side of the equipment box (211), one end of an output shaft of the driving motor (221) penetrates into the equipment box (211) and is fixedly connected with a driving gear (222), and the surface of the driving gear (222) is meshed with the surface of the rotating gear (215).
  3. 3. The automated drilling equipment for processing the large-scale agricultural mechanical transmission shaft according to claim 1, wherein the positioning assembly (23) comprises a positioning screw rod (231) which is in threaded connection with the inside of the turnover plate (217), a control block (232) is fixedly connected to the top end of the positioning screw rod (231), a positioning plate (233) is rotatably connected to the bottom end of the positioning screw rod (231), symmetrical positioning rods (234) are fixedly connected to the top of the positioning plate (233), and the surface of the positioning rods (234) is in sliding connection with the inside of the turnover plate (217).
  4. 4. The automated drilling equipment for processing the large-scale agricultural mechanical transmission shaft according to claim 1, wherein the supporting and limiting assembly (4) comprises a connecting plate (41) slidably mounted on the right side of the top of the equipment seat (1) and a control motor (42) fixedly mounted on the right side of the equipment seat (1), one side of the connecting plate (41) is fixedly connected with a supporting plate (43), the top end of the connecting plate (41) is provided with a limiting baffle (44), the bottom of the connecting plate (41) is fixedly connected with a connecting block (45), one end of an output shaft of the control motor (42) is fixedly connected with a control screw (46), one end of the control screw (46) is rotatably connected with the inner wall of the equipment seat (1), and the surface of the control screw (46) is in threaded connection with the inner part of the connecting block (45).
  5. 5. The automated drilling equipment for machining a large-scale agricultural mechanical transmission shaft according to claim 4, wherein the supporting plate (43) and the top of the placing plate (219) are provided with V-shaped grooves, and the horizontal heights of the V-shaped groove openings of the supporting plate and the placing plate are level.
  6. 6. The automated drilling equipment for machining of the large-scale agricultural mechanical transmission shaft according to claim 1, wherein the drilling assembly (3) comprises electric sliding tables (31) symmetrically arranged at the top of the equipment seat (1), a bearing plate (32) is fixedly connected to the sliding seat of the electric sliding tables (31), a lifting cylinder (33) is fixedly connected to the top of the bearing plate (32), a lifting plate (34) is fixedly connected to the output end of the lifting cylinder (33), and an electric drilling device (35) for drilling the transmission shaft is fixedly connected to the bottom of the lifting plate (34).
  7. 7. The automated drilling equipment for processing the large-scale agricultural mechanical transmission shaft according to claim 6, wherein guide sliding grooves (5) are formed in two sides of the bearing plate (32), guide blocks (6) are fixedly connected to two ends of the lifting plate (34), and the surfaces of the guide blocks (6) are slidably connected with the inner surfaces of the guide sliding grooves (5).
  8. 8. An automated drilling method for processing a large-sized agricultural mechanical transmission shaft, implementing the automated drilling apparatus for processing a large-sized agricultural mechanical transmission shaft according to any one of claims 1 to 7, characterized by comprising the steps of: S1, adjusting a supporting and limiting assembly, namely starting a control motor (42) according to the length of a transmission shaft to be processed, driving a control screw rod (46) to rotate by the control motor (42), driving a connecting block (45) to drive a connecting plate (41) to slide along a sliding groove at the top of an equipment seat (1), adjusting the distance between a supporting plate (43) and a turnover plate (217) to enable the distance to be matched with the length of the transmission shaft, and closing the control motor (42) after adjustment is completed; S2, placing and positioning a transmission shaft, namely placing the large-sized agricultural mechanical transmission shaft to be processed in a V-shaped groove of a placement plate (219) and a supporting plate (43), attaching one end of the transmission shaft to a limit baffle (44) to realize axial limit, then rotating a control block (232) to drive a positioning screw (231) to rotate, and driving the positioning plate (233) to move downwards by the positioning screw (231) until an anti-skid rubber pad at the bottom of the positioning plate (233) is tightly attached to the surface of the transmission shaft to realize positioning and fixing of the transmission shaft; S3, adjusting the drilling position, namely starting an electric sliding table (31) according to the drilling requirement of a transmission shaft, driving a bearing plate (32), a lifting cylinder (33), a lifting plate (34) and an electric drilling device (35) to move along the length direction of a device seat (1) by the electric sliding table (31), adjusting the electric drilling device (35) to a designated drilling position, and closing the electric sliding table (31) after the adjustment is completed; s4, drilling, namely starting an electric drilling device (35) and a lifting cylinder (33), wherein the lifting cylinder (33) drives a lifting plate (34) and the electric drilling device (35) to move downwards, a drill bit of the electric drilling device (35) rotates at a high speed, the transmission shaft is subjected to drilling, and after drilling is completed, the lifting cylinder (33) drives the electric drilling device (35) to reset upwards, and the electric drilling device (35) and the lifting cylinder (33) are closed; S5, turning over the transmission shaft, when the other side of the transmission shaft is required to be drilled, starting the driving motor (221), driving the driving gear (222) to rotate by the driving motor (221), meshing and transmitting the driving gear (222) with the rotating gear (215), driving the rotating shaft (214) and the turning plate (217) to rotate, driving the transmission shaft to synchronously rotate by the turning plate (217), when a through hole (216) on the rotating gear (215) rotates to a position between the infrared emitter (212) and the infrared receiver (213), receiving infrared rays emitted by the infrared emitter (212) by the infrared receiver (213), sending signals to a controller, controlling the driving motor (221) to stop working by the controller, enabling the through hole (216) to be provided with 12 groups, enabling the transmission shaft to be quickly turned over by single rotation, and repeating the steps S3-S4 to drill the other side of the transmission shaft through a preset secondary drilling position; and S6, taking materials, namely after all drilling processing is finished, reversely rotating the control block (232), driving the positioning plate (233) to move upwards, releasing the positioning of the transmission shaft, and then taking the processed transmission shaft off the placing plate (219) and the supporting plate (43) to finish the whole drilling processing process.

Description

Automatic drilling equipment and method for processing large-scale agricultural mechanical transmission shaft Technical Field The invention relates to the technical field of agricultural mechanical processing equipment, in particular to automatic drilling equipment and method for processing a large-scale agricultural mechanical transmission shaft. Background The large-sized agricultural machinery transmission shaft is a core transmission component of the agricultural machinery, and has the main functions of transmitting power and connecting an engine and a working component of the agricultural machinery so as to ensure the stable operation of the agricultural machinery (such as a tractor, a combine harvester and the like). The drilling device for the transmission shaft (CN 221064527U, 2024.06.04) comprises a support frame and two drilling mechanisms arranged in the support frame, wherein the top end in the support frame is provided with a sliding seat through a first linear driving piece in an up-down movable mode, the two drilling mechanisms are symmetrically arranged on two sides of the bottom end of the sliding seat, an adjusting mechanism for adjusting the distance between the two drilling mechanisms is arranged in the sliding seat, a placing seat for placing a rotating shaft is arranged under the sliding seat, and positioning mechanisms for pressing the rotating shaft on the top end of the placing seat are arranged on two opposite sides of the two drilling mechanisms, so that drilling can be carried out on two ends of the rotating shaft with different lengths simultaneously according to requirements, equipment investment is reduced, and meanwhile, working efficiency is improved. Based on the above document, in the processing process of the transmission shaft, a plurality of mounting holes are required to be drilled on the surface or the end part of the transmission shaft for subsequent assembly connection, the assembly quality and the service performance of the transmission shaft are directly influenced by the drilling precision and efficiency, most of the existing drilling equipment is not provided with an automatic turnover mechanism, the fixed transmission shaft is required to be disassembled and fixed again after single drilling operation is carried out, the working efficiency is seriously influenced, few equipment with the turnover function also has the problems of inflexible rotation adjustment and difficult precise control of the turnover angle, and the automatic and precise turnover drilling of different sides of the transmission shaft cannot be realized, so that the drilling position deviation is easily caused. Disclosure of Invention Aiming at the defects of the prior art, the invention provides automatic drilling equipment and method for processing a large-scale agricultural mechanical transmission shaft, and solves the problems that the existing drilling device generally does not have an automatic turnover structure, multi-side drilling of the transmission shaft cannot be realized quickly, the working efficiency is affected, and a few drilling devices with turnover structures have inflexible rotation adjustment and difficult precise control of turnover angles. The automatic drilling equipment for processing the large agricultural mechanical transmission shaft comprises an equipment seat, wherein a turnover mechanism, a drilling assembly and a supporting and limiting assembly are sequentially arranged at the top of the equipment seat from left to right, and the turnover mechanism comprises: The overturning assembly comprises an equipment box arranged on the left side of the top of the equipment seat, one side of the equipment box is fixedly connected with an infrared emitter, an infrared receiver is correspondingly arranged on the inner wall of the equipment box and positioned at the transmitting end of the infrared emitter, the inner wall of the equipment box is rotationally connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a rotating gear, a plurality of groups of through holes are formed in the surface of the rotating gear, one end of the rotating shaft penetrates through the outer part of the equipment box and is fixedly connected with an overturning plate, a placing groove is formed in one side of the overturning plate, and the inner wall of the placing groove is fixedly connected with a placing plate; The driving assembly is arranged on one side of the equipment box and used for driving the rotating gear to rotate so as to drive the turnover plate to synchronously rotate; the positioning assembly is arranged in the overturning plate and used for positioning the mechanical transmission shaft placed on the placing plate. Preferably, the driving assembly comprises a driving motor arranged on one side of the equipment box, one end of an output shaft of the driving motor penetrates through the equipment box and is fixedly connected with a driving g