CN102922613A - Workpiece clamping device for stone material copying machine - Google Patents

Abstract

A workpiece clamping device for a stone material copying machine comprises a rail frame, a fixed headstock, a movable tailstock, a driving tail spindle with a centre, a driven tail spindle with a centre and a first motor, wherein the fixed headstock and the movable tailstock are arranged on the rail frame in opposite mode, the driving tail spindle and the driven tail spindle are respectively arranged on the fixed headstock and the movable tailstock, and the first motor with a speed reducer is arranged on the fixed headstock and is connected with and drives the driving tail spindle to rotate or stop. The driving tail spindle can drive a stone pillar to rotate or stop when rotating to a certain angle, can manufacture straight grooves or lines matched with a cutting device of the copying machine, and can also manufacture a polygonal stone pillar.

Description

A kind of work holder for type stone profiling machine

Technical field

The present invention relates to a kind of work holder for type stone profiling machine.

Background technology

Known, be used for processing than the type stone profiling machine of great circle cylindricality stone material, mainly comprise a crossbeam, two longerons, one Mobile base, one crane, profiling control device, work holder, main motor and knife rest, the first travel mechanism is housed between crossbeam and the longeron, the second travel mechanism is housed between Mobile base and the crossbeam, the 3rd travel mechanism is housed between crane and the Mobile base, knife rest is arranged at the crane lower end and is provided with by main motor-driven saw blade, work holder comprises rail bracket, be relatively arranged on the fixedly headstock and movable tail frame on the rail bracket, be arranged at respectively fixedly on the headstock and movable tail frame with top tail spindle, be arranged at fixedly and connect the fixedly motor of headstock tail spindle rotation of driving by decelerator on the headstock, profiling control device comprises the PLC Programmable Logic Controller, be arranged at the stencil master clamping seat on the crossbeam, be arranged at the copying control bar on the crane, be provided with the optoelectronic director head of traceable stencil master profiling curved surface on the copying control bar, PLC Programmable Logic Controller input is connected with optoelectronic director head, output connects first, second, the 3rd travel mechanism and main motor, follow the trail of the stencil master curved surface by optoelectronic director head during work, then curved surface signal is sent to the PLC Programmable Logic Controller, the PLC Programmable Logic Controller is according to curved surface signal control second, the 3rd travel mechanism and main motor action, make saw blade carry out lifting and traversing according to the template curved surface, thereby process the cylinder consistent with stencil master, but because existing work holder drives the limitation that stone column carries out rotation and profiling machine cutting mode only, type stone profiling machine can't be at cylindricality stone material processing straight trough or lines, and processing polygon stone column.

Summary of the invention

The objective of the invention is for the deficiencies in the prior art, a kind of work holder for type stone profiling machine is provided, this clamping device cooperates the cutter sweep of profiling machine can be at stone column Surface Machining straight trough or lines, and can process the polygon stone column.

Purpose of the present invention realizes by following technical solution:

A kind of work holder for type stone profiling machine, comprise rail bracket, be relatively arranged on the fixedly headstock on the rail bracket be connected with movable tail frame be arranged at respectively fixedly the headstock be connected with movable tail frame with top active tail spindle be connected tail spindle, be arranged at fixedly and connect the first motor with decelerator that drives initiatively tail spindle rotation or stop on the headstock.

Further, the present invention also comprises and is arranged at the encoder that cooperates with the transmission of active tail spindle on the fixing headstock, encoder be connected with the control device of the first motor be used for control initiatively tail spindle rotate to angle on target.

Further, described the first motor is servomotor.

Further, described work holder also comprises base, described rail bracket is arranged on the base rotationally by the swivel bearing spare that is positioned at the rail bracket middle part, but is provided with the drive track frame between rail bracket and the base around the executing agency of swivel bearing spare deflection certain angle.

Further, described executing agency comprises the nut seat that is arranged on the base, be arranged in the nut seat nut that can rotate around vertical axis, be equipped on the screw rod in the nut, and screw rod one end is hinged by hinge and rail bracket, and the other end is provided with the operation handwheel.

The present invention has following beneficial effect:

The first motor of work holder can drive initiatively tail spindle rotation or stop, initiatively the tail spindle time rotational can be used for processing circular stone pillar, when the active tail spindle stops at preset angles, then can process the polygon stone column, process straight trough and lines at stone column, thereby increase the function of type stone profiling machine; The rail bracket of work holder relatively base can make the present invention can process the taper stone column around the central rotation adjustment like this.

Description of drawings

Below in conjunction with accompanying drawing the present invention is described in further detail.

Fig. 1 is for adopting the schematic diagram of the type stone profiling machine of inventing.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the syndeton schematic diagram of revolving bed and rotary disk.

Fig. 4 is the cutaway view of Fig. 3.

The specific embodiment

Referring to figs. 1 through shown in Figure 4, adopt the type stone profiling machine of work holder provided by the invention, comprise a crossbeam 1, two longerons 2, a Mobile base 5, a crane 6, profiling control device (not shown), work holder, circular cutter holder and sanding apparatus.Profiling control device comprises the PLC Programmable Logic Controller, be arranged at stencil master clamping seat 9 on the crossbeam 1, be arranged at the copying control bar (not shown) on the crane 6, be provided with the optoelectronic director head (not shown) of traceable stencil master profiling curved surface on the copying control bar, PLC Programmable Logic Controller input is connected with optoelectronic director head, and output connects each drive unit of type stone profiling machine.

Between crossbeam 1 and the longeron 2 the first travel mechanism is housed, comprise the slide 13 that is arranged at crossbeam 1 two ends, be arranged at tooth bar on the longeron 2, be arranged at the gear 11 that is meshed with tooth bar on the slide 13, be arranged at and be connected the second motor 12 with decelerator that driven wheel 11 rotates on the slide 13, be in transmission connection by the synchronizing shaft (not shown) of lateral arrangement on crossbeam 1 between the gear 11 of two slides, slide 13 rolls by the guide rail on roller and the crossbeam 1 and cooperates; Between Mobile base 5 and the crossbeam 1 the second travel mechanism is housed, comprise lateral arrangement in the tooth bar on the crossbeam 1, be arranged at the gear that is meshed with tooth bar on the Mobile base 5, be arranged at and be connected the 3rd motor 51 with decelerator that driven wheel rotates on the Mobile base 5; Be provided with hoist cylinder 7 between crane 6 and the Mobile base 5.

Circular cutter holder comprises the revolving bed 41 that is arranged at crane 6 lower ends, is arranged at rotationally rotary disk 42 on the revolving bed 41, connects by worm gear 46, worm screw 47 and drive rotary disks 42 and rotate turning motor (not shown) to angle on target, sleepingly be located at the main motor 45 on the rotary disk 42 and be installed on saw blade 43 on main motor 45 output shafts by vertical center axis 48, worm screw 47 and turning motor are installed on the revolving bed 41, worm screw 47 and the interlock of turning motor output shaft, worm gear 46 is installed on the rotary disk 42, and worm gear 46 is meshed with worm screw 47.

Work holder comprises base 31, be arranged at rotationally rail bracket 32 on the base 31 by rotating middle part supporting member 33, be relatively arranged on the fixedly headstock 35 and movable tail frame 34 on the rail bracket 32, be arranged at respectively fixedly on the headstock 35 and movable tail frame 34 with top active tail spindle and passive tail spindle, be arranged at fixedly and connect the first motor 36 that drives fixedly headstock tail spindle rotation or stop by decelerator 37 on the headstock 35, be arranged at the encoder 38 that cooperates with the transmission of active tail spindle on the fixing headstock 35, encoder 38 be connected with the control device of the first motor 36 be used for control initiatively tail spindle rotate to angle on target, adopt servomotor to substitute above-mentioned the first motor 36 and encoder 38 combinations, can reach better effect.

But be provided with drive track frame 32 between rail bracket 32 and the base 31 around the first executing agency of swivel bearing spare 33 deflection certain angles, this executing agency is the nut seat that is arranged on the base 31, being arranged at can be around the nut of vertical axis rotation in the nut seat, be equipped on screw rod and the operation handwheel that is arranged at screw rod one end in the nut, the screw rod other end is hinged by hinge and rail bracket 32, swivel bearing spare 33 is for being arranged at the vertical support axle on the base 31, rail bracket 32 is rotatably supported on the vertical support axle, also is provided with the screw bolt locking mechanism of locking positioning after adjustment between base 31 and the rail bracket 32.

Sanding apparatus comprises the mount pad 83 that is arranged on the crane 6, can be arranged at up or down the axle box 82 on the mount pad 83, be arranged vertically the countershaft (not shown) on axle box 82, be arranged to connect on the axle box 82 and drive the 4th motor 81 that countershaft rotates, be provided with between mount pad 83 and the axle box 82 and drive the second executing agency that axle box 82 moves up and down, the countershaft lower end is equipped with emery wheel 84, the second executing agency comprises and is arranged at vertically arranged tooth bar on the axle box 82, be arranged at the gear that is meshed with tooth bar on the mount pad 83 and the motor 85 with decelerator that is connected the driven wheel rotation, the handwheel that motor 85 can adopt the operation gear to rotate substitutes.

The specific works mode is: when processing common circular stone pillar, follow the trail of the stencil master curved surface by optoelectronic director head, then curved surface signal is sent to the PLC Programmable Logic Controller, the PLC Programmable Logic Controller is controlled second, third travel mechanism and 45 actions of main motor according to curved surface signal, and the control work holder drives stone column A rotation, make saw blade 46 carry out lifting and traversing according to the template curved surface, just can process the cylinder consistent with stencil master; When needs during at stone column A processing helicla flute, turning motor drives rotary disk 42 and rotates default angle of inclination, initial angle is non-relatively turn 90 degrees or 180 degree partially, initial angle is the main motor 45 output shafts angles parallel with the active tail spindle, then the PLC Controlled by Programmable Controller is controlled second, third travel mechanism and main motor action, and the slow rotation of control work holder driving stone column A, just can go out helicla flute in stone column A Surface Machining; When needs during at stone column A processing straight trough, turning motor drives rotary disk 42 and rotates 90 degree relative to initial position, then the PLC Controlled by Programmable Controller is controlled second, third travel mechanism and 45 actions of main motor, and the control work holder drives stone column A and stops at a certain angle, just can go out straight trough in the stone column Surface Machining; When the different big or small taper stone column in needs processing two, operating the first executing agency turns an angle rail bracket, then the PLC Controlled by Programmable Controller is controlled second, third travel mechanism and 45 actions of main motor, and control work holder driving stone column A stops at a certain angle, just can be at the taper stone column of the different sizes in processing two, the subsidiary sanding apparatus of the present invention can carry out the sanding and polishing in later stage to stone column A to be processed, only need control in advance 42 rotations of turning motor driving rotary disk during work saw blade is avoided, prevent from disturbing the work of sanding apparatus to get final product.

The above only is preferred embodiment of the present invention, therefore can not limit scope of the invention process with this, the equivalence of namely doing according to the present patent application claim and description changes and modifies, and all should still belong in the scope that patent of the present invention contains.

Claims (5)

1. work holder that is used for type stone profiling machine, comprise rail bracket, be relatively arranged on the fixedly headstock on the rail bracket be connected with movable tail frame be arranged at respectively the fixing headstock be connected with movable tail frame with top active tail spindle be connected tail spindle, be arranged at the first motor with decelerator that connects driving active tail spindle rotation or stop on the fixing headstock.

2. a kind of work holder for type stone profiling machine according to claim 1, it is characterized in that: also comprise being arranged at the encoder that cooperates with the transmission of active tail spindle on the fixing headstock, encoder be connected with the control device of the first motor be used for control initiatively tail spindle rotate to angle on target.

3. a kind of work holder for type stone profiling machine according to claim 1, it is characterized in that: described the first motor is servomotor.

4. according to claim 1 and 2 or 3 described a kind of work holders for type stone profiling machine, it is characterized in that: described work holder also comprises base, described rail bracket is arranged on the base rotationally by the swivel bearing spare that is positioned at the rail bracket middle part, but is provided with the drive track frame between rail bracket and the base around the executing agency of swivel bearing spare deflection certain angle.

5. a kind of work holder for type stone profiling machine according to claim 4, it is characterized in that: described executing agency comprises the nut seat that is arranged on the base, be arranged in the nut seat nut that can rotate around vertical axis, be equipped on the screw rod in the nut, screw rod one end is hinged by hinge and rail bracket, and the other end is provided with the operation handwheel.

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