CN102343512A

CN102343512A - Special machine tool for processing standard knot of building hoist

Info

Publication number: CN102343512A
Application number: CN2010101891895A
Authority: CN
Inventors: 刘传禄; 黄书凯; 陈吉川
Original assignee: CHONGQING YINGFENGSHENG MACHINERY EQUIPMENT CO LTD
Current assignee: CHONGQING YINGFENGSHENG MACHINERY EQUIPMENT CO LTD
Priority date: 2010-06-01
Filing date: 2010-06-01
Publication date: 2012-02-08

Abstract

The invention discloses a special machine tool for processing a standard knot of a building joist, which comprises a stand, a power device, a driving structure, tools and positioning and clamping devices. The special machine tool is characterized in that two sets of the tools and two sets of the positioning and clamping devices are respectively positioned at two ends of the stand; and the tools comprise digging turning tools and end face milling tools. By adopting the technical scheme of the invention, the invention has the beneficial effects that the standard knot is positioned and clamped on the machine tool only once; the end face at two ends of the standard knot and an inner hole of the standard knot can be processed by simultaneously carrying out tool feeding at the two ends of the standard knot, and thus the efficiency is at least improved by more than two times to three times. By adopting clamping once, the positioning precision of the standard knot can be ensured, and thus the processing precision is improved.

Description

A kind of building hoist standard knot Special Purpose Machine for Processing

Technical field

The present invention relates to a kind of building hoist manufacturing and processing equipment, be specifically related to the special purpose machine tool of standard knot.

Background technology

The standard knot of building hoist is to adopt steel pipe to carry out facing and locating hole to dig and cut processing; Prior art all is the technology that adopts single head car and single head to mill basically; Each twice location of standard knot needs and clamping; Twice feed could be accomplished; Standard knot of every processing need expend more than 20 minute; Machining accuracy also is difficult to guarantee in addition, influences the installation and the use of standard knot.

Therefore, to the difficult problem of standard knot processing, the special lathe, the requirement of satisfying working (machining) efficiency and machining accuracy also just becomes whole industry problem demanding prompt solution.

Summary of the invention

The technical problem that will solve of the present invention provides the special purpose machine tool that a kind of good processing accuracy, two that efficient is high are processed simultaneously.

The technical scheme that the present invention solves its technical problem employing is: a kind of building hoist standard knot Special Purpose Machine for Processing; Comprise frame, power set, drive mechanism, cutter and positioning clamping device; It is characterized in that: said cutter and positioning clamping device are two covers, lay respectively at the frame two ends; Said cutter comprises borehole lathe tool and face cutter.

Adopt technical scheme of the present invention, its beneficial effect is: standard knot only needs one-time positioning to clamp on lathe, and two ends feed simultaneously just can be accomplished the processing to the end face and the endoporus at standard knot two ends, and efficient improves more than 2 times to 3 times at least.Once clamp simultaneously, its positioning accuracy can reach assurance, thereby has improved machining accuracy.

This structure accurate positioning, reliable clamping, and also simple in structure, cost is lower, is convenient to operation.

Further; In order to improve automaticity; Reduce the time of charging and discharging; Also be provided with the autotransmitter structure, said connecting gear comprises motor, transmission mechanism, the feeding table and the discharge pedestal on double rocker mechanism, band inclined-plane; Motor connects transmission mechanism; Transmission mechanism connects double rocker mechanism, and said double rocker mechanism is provided with bearing table, passes from the entering of feeding table below, top when said bearing table turns round with double rocker mechanism; Otherwise when turning round with double rocker mechanism, bearing table passes from the entering of discharge pedestal top, below.

The feeding table of this structure is because the band inclined-plane; Standard knot steel pipe raw material to be processed is arranged on the inclined-plane by root under the gravity effect; When starting lathe; Double rocker mechanism rotates, and gets into the back from the feeding table below when bearing table turns round with double rocker mechanism and holds up a steel pipe, gets back to the positioner top of machine tool chief axis after passing from the top again; Be rotated further; The bearing table position reduces, and steel pipe just is placed on the positioner, clamp laggard column criterion joint steel pipe two ends car, mill processing; Work as completion of processing; The double rocker mechanism backward rotation; The bearing table position raises; It holds up from the standard knot steel pipe that the positioner below will machine; The discharge pedestal top gets into again; The steel pipe two ends exceed the inclined-plane of the corresponding discharge pedestal of part of bearing table; Thereby when bearing table be rotated further with double rocker mechanism and the position reduce; The standard knot steel pipe is laid on the inclined-plane of discharge pedestal; Because lower slider is blocked by block or is blocked by the steel pipe of front up to the bottom, inclined-plane under the gravity effect, accomplishes the function of auto arrangement.

Further, the transmission mechanism to connecting gear limits.Described transmission mechanism comprises belt pulley, sprocket wheel; The small belt pulley that is located on the motor output shaft connects big belt pulley through belt; The rotating shaft of big belt pulley is bearing on the positioning pedestal through bearing; The said rotating shaft other end connects drive sprocket; Drive sprocket connects driven sprocket and idle pulley respectively through chain; The rotating shaft of drive sprocket is connected with the rocking arm of double rocker mechanism respectively with the rotating shaft of driven sprocket, and the installation site of drive sprocket, driven sprocket and idle pulley constitutes triangle.This drive mechanism is fairly simple, and cost is low, connection and reasonable arrangement, stable drive.

Description of drawings

Below in conjunction with accompanying drawing and embodiment technical scheme of the present invention is further specified:

Fig. 1 is a perspective view of the present invention;

Fig. 2 is a perspective view of the present invention from another viewpoint;

Fig. 3 is the perspective view of input and output material platform of the present invention.

The specific embodiment

As depicted in figs. 1 and 2; Frame 15 two ends of building hoist standard knot Special Purpose Machine for Processing of the present invention are separately installed with by motor 1 by the unit head 2 of reducing gear drive and the unit head 4 that is driven by reducing gear by motor 3; Be respectively equipped with lathe tool and boring cutter or milling cutter (not shown) on unit head 2 and the unit head 4; Base 5 is installed on the frame 15; The corresponding unit head 2 in its two ends is respectively equipped with positioning clamping device 6 and positioning clamping device 7 with unit head 4; Described positioning clamping device adopts normally used V-type groove location compressing structure, and its power adopts the pneumatic mode (not shown).Standard knot main chord profile is a steel pipe, utilizes the V-type groove to position, and so once clamps two ends and processes simultaneously, increases work efficiency.

Motor 8 also is installed on the frame 15; The output shaft of motor 8 is provided with belt pulley 9; Be connected with belt 10 on the belt pulley 9; Belt 10 other ends connect belt pulley 11; The shaft support of belt pulley 11 is on base 5; Also be provided with two groups of sprocket wheel 12, sprocket wheel 13 and sprocket wheels 14 that are positioned at frame 15 two ends respectively and rocking arm 16, rocking arm 17 on the frame 15; Be positioned at and lean on the sprocket wheel 12 of motor mounting position one side coaxial with belt pulley 11; Position distribution triangular in shape between sprocket wheel 12 and sprocket wheel 13 and the sprocket wheel 14; Chain 15 respectively with said three sprocket engagement; rocking arm 16 is coaxial with sprocket wheel 5; rocking arm 17 is coaxial with sprocket wheel 6; lay respectively between rocking arm 16 and the rocking arm 17 at frame 1 two ends and be connected with rod member 18 and rod member 19; be connected with the material bearing platform 20 that channel-section steel is made between rod member 18 and the rod member 19; like this when being positioned at rocking arm 16 by motor one side and rotating with rocking arm 17; rocking arm 16 that drives the other end rotates with rocking arm 17 together; constitute double rocker mechanism; material bearing platform 20 is along with rod member 18 and rod member 19 are done plane motion; the position is from high in the end; again from low to high; just can be transported to standard knot main chord steel pipe on the frame 15 from loading bay 21; process; completion of processing; backward rotation; can forward the main chord steel pipe that processes on the discharge pedestal to again, and discharge pedestal is identical with loading bay 21 structures.

As shown in Figure 3, band inclined-plane, loading bay 21 top 22, the bottom is provided with block 23, this structure make steel pipe be layered on above under the gravity effect automatic alignment, and have from the top toward the trend of bottom motion, do not need special charging, discharging power.

Above embodiment only illustrates embodiment of the present invention; Can not be interpreted as qualification to protection scope of the present invention; So long as adopt technical scheme of the present invention, perhaps only make routine improvement or distortion that those of ordinary skill in the art can both expect, all fall into protection scope of the present invention.

Claims

1. a building hoist standard knot Special Purpose Machine for Processing comprises frame, power set, drive mechanism, cutter and positioning clamping device, and it is characterized in that: said cutter and positioning clamping device are two covers, lay respectively at the frame two ends; Said cutter comprises borehole lathe tool and face cutter.

2. building hoist standard knot Special Purpose Machine for Processing as claimed in claim 1; It is characterized in that: also be provided with connecting gear; Said connecting gear comprises rack-mounted motor, transmission mechanism; The feeding table and the discharge pedestal on double rocker mechanism, band inclined-plane; Motor connects transmission mechanism; Transmission mechanism connects double rocker mechanism, and said double rocker mechanism is provided with bearing table, passes from the entering of feeding table below, top when said bearing table turns round with double rocker mechanism; Otherwise when turning round with double rocker mechanism, bearing table passes from the entering of discharge pedestal top, below.

3. building hoist standard knot Special Purpose Machine for Processing as claimed in claim 2; It is characterized in that: described transmission mechanism comprises belt pulley; Sprocket wheel; The small belt pulley that is located on the motor output shaft connects big belt pulley through belt; The rotating shaft of big belt pulley is bearing on the positioning pedestal through bearing; The said rotating shaft other end connects drive sprocket; Drive sprocket connects driven sprocket and idle pulley respectively through chain; The rotating shaft of drive sprocket is connected drive sprocket with the rocking arm of double rocker mechanism respectively with the rotating shaft of driven sprocket; The installation site of driven sprocket and idle pulley constitutes triangle.