CN-122007898-A - Automatic processing device for rib stripping and threads of steel bars

CN122007898ACN 122007898 ACN122007898 ACN 122007898ACN-122007898-A

Abstract

The invention relates to the technical field of reinforcement processing equipment, in particular to an automatic reinforcement rib stripping and thread processing device which comprises a frame body, and a reinforcement clamping and positioning unit, a diameter adjusting assembly, a threading or stripping assembly, an axial feeding unit, a cooling and lubricating unit and an electric control unit which are arranged on the frame body. The diameter adjusting assembly comprises an adjusting frame driving motor, a first planetary reducer and an adjusting driving gear. The threading or peeling assembly comprises a processing motor, a second planetary reducer, a processing frame, a processing cutter, an adjusting frame and an adjusting driven gear, wherein the adjusting driven gear is meshed with the adjusting driving gear, and the adjusting frame drives the processing cutter to move radially through the cambered surface of the inner wall of the adjusting frame so as to adjust the processing diameter. According to the invention, through the cooperation of full servo drive and electric control, automatic accurate adjustment of machining diameter and synchronous matching of cutter rotation and axial feeding are realized, and the problems of dependence on manual adjustment, poor cooperativity and low precision of traditional equipment are solved.

Inventors

WANG MINGZHI
KONG LINGBAO
WANG WENSHUO

Assignees

山东中济鲁源机械有限公司

Dates

Publication Date: 20260512
Application Date: 20260227

Claims (9)

1. The automatic processing device for stripping ribs and threads of the steel bars is characterized by comprising a frame body, and a steel bar clamping and positioning unit, a diameter adjusting assembly, a threading or stripping assembly, an axial feeding unit and an electric control unit which are arranged on the frame body; the steel bar clamping and positioning unit is used for clamping and centering the steel bars to be processed; the diameter adjusting assembly comprises an adjusting frame driving motor, a first planetary reducer connected with the output end of the adjusting frame driving motor, and an adjusting driving gear driven by the first planetary reducer; the threading or peeling assembly comprises a processing motor, a second planetary reducer connected with the output end of the processing motor, a processing frame coaxially fixed with the output shaft of the second planetary reducer, a processing cutter slidingly connected with the frame wall of the processing frame and an adjusting frame sleeved on the outer side of the processing frame, the contact surface of the adjusting frame and the processing cutter is in an arc-shaped structure, an adjusting driven gear is fixedly arranged on the outer side of the adjusting frame, and the adjusting driven gear is meshed with the adjusting driving gear to form a gear transmission pair; The axial feeding unit is used for driving the threading or peeling assembly to perform feeding and retreating movements along the direction parallel to the axis of the reinforcing steel bar; The electric control unit is respectively and electrically connected with the control ends of the adjusting frame driving motor, the processing motor and the axial feeding unit, and is used for cooperatively controlling the rotation of the adjusting frame driving motor to drive the adjusting frame to rotate through the gear transmission pair, so as to drive the processing cutter to radially move to a set diameter position, and simultaneously control the processing motor to drive the processing cutter to rotate and control the axial feeding unit to execute feeding action.
2. The automated steel bar rib stripping and thread machining device according to claim 1, wherein the meshing gap between the adjusting driving gear and the adjusting driven gear is 0.1-0.2mm.
3. The automatic steel bar rib stripping and thread machining device according to claim 1, wherein the axial feeding unit comprises a feeding driving motor, a ball screw driven by the feeding driving motor and linear guide rails arranged on two sides of the ball screw in parallel, the threading or stripping assembly and the diameter adjusting assembly are mounted on a sliding platform, and the sliding platform is matched with the ball screw through a screw nut and is in sliding connection with the linear guide rails through a sliding module.
4. The automated steel bar rib stripping and thread machining device according to claim 3, wherein the sliding platform is a feeding bottom plate, and the threading or stripping assembly and the diameter adjusting assembly are mounted on the feeding bottom plate through a supporting frame.
5. The automatic rib stripping and thread machining device for steel bars according to claim 1, wherein the steel bar clamping and positioning unit comprises symmetrically arranged steel bar clamps and clamping driving assemblies for driving the steel bar clamps to open and close, the steel bar clamps are V-shaped clamping jaws, and anti-slip pads are arranged on the inner sides of the V-shaped clamping jaws.
6. The automatic rib stripping and thread machining device for steel bars according to claim 1, wherein a steel bar positioning baffle is arranged between the steel bar clamping and positioning unit and the threading or stripping assembly, and the steel bar positioning baffle is connected with the telescopic piece and used for achieving lifting of the steel bar positioning baffle.
7. The automatic steel bar rib stripping and thread machining device according to claim 1, wherein the electric control unit comprises a programmable logic controller, a man-machine interaction interface and a plurality of position sensors, and the position sensors are arranged at stroke limit positions of the diameter adjusting assembly and the axial feeding unit.
8. The automated steel bar rib stripping and thread machining device according to claim 1, further comprising a cooling and lubricating unit connected with the frame, wherein the cooling and lubricating unit comprises a water tank, a water pump and an adjustable nozzle, and the nozzle is aligned with the machining area of the machining tool.
9. The automatic processing device for stripping ribs and threads of steel bars according to claim 1, wherein a guard plate fixedly connected with the adjusting frame is arranged on the outer side of the processing frame.

Description

Automatic processing device for rib stripping and threads of steel bars Technical Field The invention relates to the technical field of steel bar processing equipment, in particular to a full-automatic processing device for stripping ribs and processing threads at the end parts of steel bars in projects such as buildings, bridges and tunnels. Background In recent years, with the rapid development of infrastructure construction such as buildings, bridges, tunnels, and the like, reinforcing steel bars are used as main stress members, and the connection quality of the reinforcing steel bars directly affects the safety and durability of the structure. The thread processing (threading) and rib stripping treatment of the end part of the steel bar are key procedures for connecting the steel bars, and are usually completed by a rib stripping threading machine. At present, most of reinforcing steel bar rib stripping threading equipment in the market adopts a mechanical manual or semi-automatic adjustment mode, and the technical state and problems are as follows: The traditional equipment usually carries out diameter adjustment through a manual knob, a screw rod or a gear mechanism, operators need to repeatedly debug by experience, consistency of adjustment precision is difficult to ensure, machining dimension is easy to be out of tolerance, and especially when reinforcing steel bars with different specifications are machined in batches, adjustment efficiency is low, and machining quality fluctuation is large. Most of the equipment adopts an asynchronous motor to drive a processing head to rotate, the diameter adjustment and the feeding action are often completed through mechanical linkage or manual operation, the lack of speed and moment matching among all the motion units easily causes the processing defects of feeding clamping, incomplete thread teeth, rough rib stripping surface and the like. The operation is complex and the requirements on personnel are high, operators are required to be familiar with the mechanical structure and master the parameter matching relation in the equipment debugging and processing process, the training period of novice is long, the operation error rate is high, the processing efficiency is affected, and equipment faults can be caused by misoperation. The device has limited universality, the traditional machine type is designed aiming at the specific steel bar diameter, the cutter is required to be replaced or the mechanical parts are required to be regulated when the machining specification is replaced, the process is tedious and time-consuming, and the requirement of machining the steel bars with multiple specifications on the construction site is difficult to adapt. Therefore, developing a processing device capable of realizing the automation of the whole process of rib stripping and thread processing of the steel bar, high in precision, strong in adaptability and simple and convenient to operate has become an urgent need for industry development. Disclosure of Invention The invention aims to provide an automatic processing device for stripping ribs and threads of steel bars, which solves the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The automatic processing device for stripping ribs and threads of the steel bars comprises a frame body, and a steel bar clamping and positioning unit, a diameter adjusting assembly, a threading or stripping assembly, an axial feeding unit and an electric control unit which are arranged on the frame body; the steel bar clamping and positioning unit is used for clamping and centering the steel bars to be processed; the diameter adjusting assembly comprises an adjusting frame driving motor, a first planetary reducer connected with the output end of the adjusting frame driving motor, and an adjusting driving gear driven by the first planetary reducer; the threading or peeling assembly comprises a processing motor, a second planetary reducer connected with the output end of the processing motor, a processing frame coaxially fixed with the output shaft of the second planetary reducer, a processing cutter slidingly connected with the frame wall of the processing frame and an adjusting frame sleeved on the outer side of the processing frame, the contact surface of the adjusting frame and the processing cutter is in an arc-shaped structure, an adjusting driven gear is fixedly arranged on the outer side of the adjusting frame, and the adjusting driven gear is meshed with the adjusting driving gear to form a gear transmission pair; The axial feeding unit is used for driving the threading or peeling assembly to perform feeding and retreating movements along the direction parallel to the axis of the reinforcing steel bar; The electric control unit is respectively and electrically connected with the control ends of the adjusting frame driving motor, the processing