CN110918800A

CN110918800A - Semi-automatic necking machine for air conditioner pipe fitting machining

Info

Publication number: CN110918800A
Application number: CN201811096273.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-19
Filing date: 2018-09-19
Publication date: 2020-03-27

Abstract

The invention discloses a semi-automatic necking machine for processing air conditioner pipe fittings, which comprises a machine table and is characterized in that a slide rail is arranged on the machine table, a slide seat is matched on the slide rail in a sliding manner, one end of the slide seat is connected with a left-right moving air cylinder, a motor is fixed on the slide seat, the output end of the motor is connected with a rotating shaft, the rotating shaft is connected with a rotating seat, the middle part of the rotating seat is provided with a clamping jaw, the front section of the clamping jaw is provided with a necking tool, and the clamping jaw is connected with a clamping air cylinder for driving the clamping jaw to open or stretch; still be used for driving the rotatory rotary mechanism of air conditioner pipe fitting around the pivot of rotating the seat on the board, rotary mechanism is located the lateral part of rotating the seat. The necking machine can be processed in place at one time, the processing precision is high, and only one person is needed to operate the necking machine, so that the labor is saved.

Description

Semi-automatic necking machine for air conditioner pipe fitting machining

Technical Field

The invention relates to the technical field of air conditioner pipe fitting processing equipment, in particular to a semi-automatic necking machine for processing an air conditioner pipe fitting.

Background

At present, for the cooling pipeline of the heat exchanger with assembly requirements, in order to be easy to assemble, the traditional method needs to firstly remove burrs of the cut cooling pipeline and then turn or mill a round or chamfer, the process is complex, chips exist, and the working environment is bad

Inferior quality, low efficiency and high cost; and a necking process is adopted, stamping and rolling are mostly adopted, matched stamping lubricating oil and lubricating oil detergent are needed by adopting the stamping process, although the efficiency is high, the needed cost is increased, and the variety and the supply quantity of the lubricating oil detergent on the market are few at present, so the cost is greatly increased. While the roller press type process does not require lubricating oil,

the process is simple and practical, but some rolling type necking machines in the market at present directly place necking dies on a workbench, and a cylinder works to drive a tool rest to process a workpiece, so that one-time processing is difficult to achieve, and even if the workpiece is reluctant to be processed, the workpiece is cracked or has the defects of eccentricity, bulging and the like; if the downward impact force of the cylinder is too large and exceeds the clamping force of the necking die on the machined part, the necking die deviates from the calibrated position, the defects of eccentricity or bulging and the like of the machined part are caused, and the precision of the machined part is difficult to guarantee; in addition, the existing necking machine is operated by 3 workers together, 2 workers manually feed the material, and one worker operates the necking machine, so that the labor is wasted.

Disclosure of Invention

The invention aims to provide a semi-automatic necking machine for processing air conditioner pipe fittings, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a semi-automatic necking machine for processing air conditioner pipe fittings comprises a machine table, wherein a slide rail is arranged on the machine table, a slide seat is matched on the slide rail in a sliding mode, one end of the slide seat is connected with a left-right moving air cylinder, a motor is fixed on the slide seat, the output end of the motor is connected with a rotating shaft, the rotating shaft is connected with a rotating seat, a clamping jaw is arranged in the middle of the rotating seat, a necking tool is arranged at the front section of the clamping jaw, and the clamping jaw is connected with a clamping air cylinder for driving the clamping jaw to stretch or retract; still be used for driving the rotatory rotary mechanism of air conditioner pipe fitting around the pivot of rotating the seat on the board, rotary mechanism is located the lateral part of rotating the seat.

Specifically, be equipped with stop device in the pivot, stop device is including setting up the stopper in the pivot, be equipped with the inductor on the stopper, the sliding seat is equipped with and is used for the response the inductive switch of inductor, inductive switch and motor electric connection.

Specifically, the necking tools are uniformly distributed on the rotating seat by taking the rotating shaft as a center.

Specifically, the clamping cylinder is fixed on the rotating seat through a connecting block, a push rod is arranged on an output shaft of the clamping cylinder, a compression block is matched on the connecting block in a sliding mode, one end of the compression block is connected with the clamping jaw, a linkage block corresponding to the push rod is arranged at the other end of the compression block, and a buffer spring is arranged between the compression block and the linkage block.

Compared with the prior art, the invention has the beneficial effects that:

the necking machine provided by the invention adopts a mode that the clamping cylinder drives the clamping jaw to retract inwards, the necking tool is arranged on the clamping jaw, after the air-conditioning pipe fitting to be processed is arranged in the rotating mechanism, the air-conditioning pipe fitting to be processed is simultaneously matched with the driving of the motor to rotate forwards and backwards and the cylinder to move left and right, the necking processing of batch workpieces of the air-conditioning pipe fitting can be realized, the processing can be in place once, the processing precision is high, and only one person needs to operate the necking machine, so that the labor is.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention: a semi-automatic necking machine for processing air conditioner pipe fittings comprises a machine table 1, wherein a slide rail 2 is arranged on the machine table 1, a slide seat 3 is matched on the slide rail 2 in a sliding manner, one end of the slide seat 3 is connected with a left-right moving air cylinder 4, a motor 5 is fixed on the slide seat 3, the output end of the motor 5 is connected with a rotating shaft 6, the rotating shaft 6 is connected with a rotating seat 7, a clamping jaw 8 is arranged in the middle of the rotating seat 7, a necking tool 9 is arranged at the front section of the clamping jaw 8, and the clamping jaw 9 is connected with a clamping air cylinder 10 for driving the clamping jaw to open or stretch; still be used for driving the rotatory rotary mechanism 11 of air conditioner pipe fitting around the pivot of rotating the seat on board 1, rotary mechanism 11 is located the lateral part of rotating seat 7.

In order to guarantee and control the machining precision, be equipped with stop device in the pivot, stop device is including setting up stopper 12 in pivot 6, be equipped with inductor 13 on the stopper 12, sliding seat 3 is equipped with and is used for responding to inductor 13's inductive switch 14, inductive switch 14 and motor electric connection. When the pivot was rotatory, the stopper was rotatory along the pivot, works as inductor on the stopper is by during inductive switch responds, inductive switch transmission signal to motor, and the motor begins the reversal, and die clamping cylinder 10 control clamping jaw begins to open simultaneously, accomplishes processing.

Specifically, the necking tools 9 are uniformly distributed on the rotating seat 7 by taking the rotating shaft 6 as a center.

With reference to fig. 1 and 2, the clamping cylinder 10 is fixed to the rotating base 7 through a connecting block 14, an output shaft of the clamping cylinder 10 is provided with a push rod 15, a clamping block 16 is slidably fitted on the connecting block 14, one end of the clamping block 16 is connected with the clamping jaw 8, the other end of the clamping block 16 is provided with a linkage block 17 corresponding to the push rod 15, and a buffer spring 18 is arranged between the clamping block 16 and the linkage block 17. Through the structure, when the necking tool is used for necking, the clamping cylinder is started to drive the push rod to push forwards, the linkage block is pushed to enable the pressing block to provide the inward shrinkage thrust of the clamping jaw, and the necking tool 9 is uniformly machined under the action of the buffer spring, so that the machining precision is guaranteed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A semi-automatic necking machine for processing air conditioner pipe fittings comprises a machine table and is characterized in that a slide rail is arranged on the machine table, a slide seat is arranged on the slide rail in a sliding fit mode, one end of the slide seat is connected with a left-right moving air cylinder, a motor is fixed on the slide seat, the output end of the motor is connected with a rotating shaft, the rotating shaft is connected with a rotating seat, a clamping jaw is arranged in the middle of the rotating seat, a necking tool is arranged at the front section of the clamping jaw, and the clamping jaw is connected with a clamping air cylinder for driving the clamping jaw to stretch or retract; still be used for driving the rotatory rotary mechanism of air conditioner pipe fitting around the pivot of rotating the seat on the board, rotary mechanism is located the lateral part of rotating the seat.

2. The semi-automatic necking machine for processing of air conditioning pipe fittings according to claim 1, wherein a limiting device is arranged on the rotating shaft, the limiting device comprises a limiting block arranged on the rotating shaft, an inductor is arranged on the limiting block, an induction switch for inducing the inductor is arranged on the sliding seat, and the induction switch is electrically connected with a motor.

3. The semi-automatic necking machine for processing air-conditioning pipe fittings of claim 1, wherein the necking tools are uniformly distributed on the rotating seat by taking the rotating shaft as a center.

4. The semi-automatic necking machine for processing air conditioner pipe fittings according to claim 1, wherein the clamping cylinder is fixed on the rotating seat through a connecting block, a push rod is arranged on an output shaft of the clamping cylinder, a pressing block is slidably fitted on the connecting block, one end of the pressing block is connected with the clamping jaw, a linkage block corresponding to the push rod is arranged at the other end of the pressing block, and a buffer spring is arranged between the pressing block and the linkage block.