阅读说明：本技术 一种智能、自动化砂箱生产线 (Intelligent and automatic sand box production line ) 是由 庞洛明 李峰 李来升 姚继成 赵林栋 董永博 蔡少刚 王菁华 陈汝昌 *** 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种智能、自动化砂箱生产线,其特征在于：包括桁架,沿桁架直线方向上依次设有可翻转的伺服机械手、双向自对中机构及若干个切削机床。本生产线智能化及自动化程度高,通过伺服机械手,可实现对砂箱工件的抓取、旋转,可轻松应对多种不同尺寸的砂箱工件,且工件的对中精度高。切削机床还可满足立式及卧式的双面加工,大大提高了生产效率。(The invention discloses an intelligent and automatic sand box production line, which is characterized in that: the automatic centering device comprises a truss, wherein a reversible servo manipulator, a bidirectional self-centering mechanism and a plurality of cutting machine tools are sequentially arranged in the straight line direction of the truss. The production line has high intelligent and automatic degrees, can realize grabbing and rotating of sand box workpieces through the servo manipulator, can easily deal with sand box workpieces of various different sizes, and has high centering precision of the workpieces. The cutting machine tool can also meet the requirements of vertical and horizontal double-sided processing, and the production efficiency is greatly improved.)

1. The utility model provides an intelligence, automatic sand box production line which characterized in that: the automatic cutting machine comprises a truss, wherein a reversible servo manipulator, a bidirectional self-centering mechanism and a plurality of cutting machine tools are sequentially arranged in the straight line direction of the truss;

the sand box automatic clamping device comprises a truss, a servo manipulator, a servo sliding rail, a servo moving device, a bidirectional self-centering mechanism and a plurality of cutting machine tools, wherein the truss is provided with the linear sliding rail, the linear sliding rail is provided with the servo moving device, the servo moving device can reciprocate on the linear sliding rail and can also reciprocate in the vertical direction of the linear sliding rail, the lower part of the servo moving device is connected to the servo manipulator, and the servo manipulator can sequentially clamp the sand box onto the bidirectional self-centering mechanism and the plurality of cutting;

the servo manipulator comprises an arm beam, a lead screw is arranged below the arm beam, one end of the lead screw is connected with a lead screw driving mechanism, the other end of the lead screw is connected with an anti-loosening clutch, the lead screw is connected with 2 clamping arms through a guide mechanism, the 2 clamping arms can do clamping or separating motion along the linear direction of the lead screw under the action of the lead screw driving mechanism, a workpiece rotating mechanism and a synchronous clutch are respectively arranged on the 2 clamping arms, the workpiece rotating mechanism and the synchronous clutch are both connected with a workpiece anti-falling mechanism, the inner side of the workpiece anti-falling mechanism is both connected with a workpiece horizontally-extending clamping mechanism, and the workpiece horizontally-extending clamping mechanism can clamp a sand box between the workpiece rotating mechanism and the synchronous clutch;

the bidirectional self-centering mechanism comprises a rack, a transverse screw rod is arranged on the rack, a longitudinal screw rod is arranged above the transverse screw rod, the transverse screw rod and the longitudinal screw rod are forward and reverse spiral screw rods, the centers of the forward and reverse spiral screw rods are aligned with the centers of the forward and reverse spiral screw rods and are connected with a driving motor, 2 transverse slide rails are arranged on the rack on two sides of the transverse screw rod, 2 longitudinal slide rails are arranged on the rack on two sides of the longitudinal screw rod, 2 symmetrical transverse centering clamping jaws are connected onto the transverse screw rod through a guide mechanism, 2 symmetrical longitudinal centering clamping jaws are connected onto the longitudinal screw rod through a guide mechanism, and the bottoms of the transverse centering clamping jaws and the longitudinal centering clamping jaws are both mounted on the transverse slide;

the machine frame is also provided with a transverse rolling unit and a longitudinal rolling unit which are symmetrical, the longitudinal rolling unit is connected with an eccentric driving unit, and the eccentric driving unit can enable the longitudinal rolling unit to do lifting or descending motion;

the transverse rolling unit and the longitudinal rolling unit are a plurality of smooth rolling shafts which are longitudinally arranged and transversely arranged.

2. The intelligent and automated sand box production line of claim 1, wherein: the workpiece anti-falling mechanism is a spring force application mechanism, the end side of the workpiece anti-falling mechanism is provided with an anti-falling clamping jaw, the anti-falling clamping jaw is clamped and tightly held on the side wall of the sand box under the pushing of spring force, and the side wall of the sand box is provided with a corresponding matching part.

3. An intelligent, automated sand box production line according to claim 2, wherein: the workpiece horizontal stretching clamping mechanism is a V-shaped radial groove, and the side wall of the sand box is also provided with a corresponding matching part.

4. The intelligent and automated sand box production line of claim 1, wherein: the cutting machine tool comprises a vertical double-sided processing machine tool and a horizontal double-sided processing machine tool.

5. An intelligent, automated sand box production line according to claim 4, wherein: the vertical double-sided processing machine tool comprises a cross-shaped base, wherein 2 symmetrical tool workbenches are movably mounted on the base in an upward direction, stand columns are mounted on the tool workbenches, a main shaft and a tool magazine are mounted on the stand columns, and the 2 tool workbenches can move upwards in opposite directions or in a back-to-back direction along the base X;

the clamp comprises a base, a clamp workbench, a servo synchronous shaft, a cross beam, an X-direction push-pull mechanism and an X-direction clamping oil cylinder, wherein the clamp workbench is movably arranged on the base Y, can do reciprocating linear motion along the base Y, 2 symmetrical clamp stand columns are arranged on the clamp workbench along the base Y, Y-direction clamping oil cylinders and positioning supports are respectively arranged on two sides of each clamp stand column, the servo synchronous shaft is arranged above the two clamp stand columns, the cross beam is connected below the servo synchronous shaft, can do reciprocating linear motion along the vertical direction of the cross beam under the driving of the servo synchronous shaft, the X-direction push-pull mechanism is connected below the cross beam, and the X-direction clamping oil cylinder is arranged on the;

the push-pull mechanism comprises an oil cylinder, and the output end of the oil cylinder is connected with a push-pull rod.

6. An intelligent, automated sand box production line according to claim 4, wherein: the horizontal double-sided processing machine tool comprises a cross-shaped base, wherein 2 symmetrical tool workbenches are movably mounted on the base in an upward direction, stand columns are mounted on the tool workbenches, main shafts and tool magazines are mounted on the stand columns, and the 2 tool workbenches can move upwards in opposite directions or in a back direction along the base X;

the sand box lifting mechanism comprises a base, a clamp workbench, a horizontal clamp body, a lifting oil cylinder and a lifting oil cylinder, wherein the clamp workbench is movably arranged on the base Y in an upward direction and can do reciprocating linear motion along the base Y in the upward direction;

the fixture body comprises a bottom plate, a plurality of radial adjusting grooves are formed in the bottom plate, a corner clamping oil cylinder is vertically installed in each adjusting groove, and a rotatable clamping jaw is arranged at the top of each corner clamping oil cylinder.

7. An intelligent, automated sand box production line according to claim 6, wherein: the automatic measuring device comprises a measuring head cylinder, and the output end of the measuring head cylinder is connected with a measuring head.

8. An intelligent, automated sand box production line according to claim 6, wherein: a rotating table is further installed between the clamp workbench and the clamp body of the horizontal double-sided machining machine, and the clamp body can rotate along with the rotating table.

9. The intelligent, automated sand box production line of any one of claims 1-8, wherein: and material storage platforms are arranged among the servo manipulator, the bidirectional self-centering mechanism, the vertical double-sided machining bed and the horizontal double-sided machining bed.

Technical Field

The invention relates to sand box processing production line equipment, in particular to an intelligent and automatic sand box production line.

Background

In a general sand box processing production line, a manipulator directly takes materials from a bin and conveys the materials to a machine tool, and because a casting blank before processing is rough in surface and large in appearance and weight, a forklift (or a travelling crane) is required to be used for feeding and discharging, the consistency of the positions of workpieces placed on a platform during feeding is poor and random, and when the side face and the end face of a sand box are machined, the sand box is large and cannot be flexibly turned, so that the production efficiency is seriously affected, and the service life of a cutter is also shortened.

Disclosure of Invention

An object of the application is to provide an intelligence, automatic sand box production line to solve the problem that proposes among the above-mentioned background art.

In order to realize the purpose, the invention provides the following technical scheme:

an intelligent and automatic sand box production line comprises a truss, wherein a reversible servo manipulator, a bidirectional self-centering mechanism and a plurality of cutting machine tools are sequentially arranged in the straight line direction of the truss;

the sand box automatic clamping device comprises a truss, a servo manipulator, a servo sliding rail, a servo moving device, a bidirectional self-centering mechanism and a plurality of cutting machine tools, wherein the truss is provided with the linear sliding rail, the linear sliding rail is provided with the servo moving device, the servo moving device can reciprocate on the linear sliding rail and can also reciprocate in the vertical direction of the linear sliding rail, the lower part of the servo moving device is connected to the servo manipulator, and the servo manipulator can sequentially clamp the sand box onto the bidirectional self-centering mechanism and the plurality of cutting;

the servo manipulator comprises an arm beam, a lead screw is arranged below the arm beam, one end of the lead screw is connected with a lead screw driving mechanism, the other end of the lead screw is connected with an anti-loosening clutch, the lead screw is connected with 2 clamping arms through a guide mechanism, the 2 clamping arms can do clamping or separating motion along the linear direction of the lead screw under the action of the lead screw driving mechanism, a workpiece rotating mechanism and a synchronous clutch are respectively arranged on the 2 clamping arms, the workpiece rotating mechanism and the synchronous clutch are both connected with a workpiece anti-falling mechanism, the inner side of the workpiece anti-falling mechanism is both connected with a workpiece horizontally-extending clamping mechanism, and the workpiece horizontally-extending clamping mechanism can clamp a sand box between the workpiece rotating mechanism and the synchronous clutch;

the bidirectional self-centering mechanism comprises a rack, a transverse screw rod is arranged on the rack, a longitudinal screw rod is arranged above the transverse screw rod, the transverse screw rod and the longitudinal screw rod are forward and reverse spiral screw rods, the centers of the forward and reverse spiral screw rods are aligned with the centers of the forward and reverse spiral screw rods and are connected with a driving motor, 2 transverse slide rails are arranged on the rack on two sides of the transverse screw rod, 2 longitudinal slide rails are arranged on the rack on two sides of the longitudinal screw rod, 2 symmetrical transverse centering clamping jaws are connected onto the transverse screw rod through a guide mechanism, 2 symmetrical longitudinal centering clamping jaws are connected onto the longitudinal screw rod through a guide mechanism, and the bottoms of the transverse centering clamping jaws and the longitudinal centering clamping jaws are both mounted on the transverse slide;

the machine frame is also provided with a transverse rolling unit and a longitudinal rolling unit which are symmetrical, the longitudinal rolling unit is connected with an eccentric driving unit, and the eccentric driving unit can enable the longitudinal rolling unit to do lifting or descending motion;

the transverse rolling unit and the longitudinal rolling unit are a plurality of smooth rolling shafts which are longitudinally arranged and transversely arranged.

Furthermore, the workpiece falling prevention mechanism is a spring force application mechanism, the end side of the workpiece falling prevention mechanism is provided with a falling prevention clamping jaw, the falling prevention clamping jaw is clamped and tightly held on the side wall of the sand box under the pushing of spring force, and the side wall of the sand box is provided with a corresponding matching part.

Furthermore, the workpiece horizontal-extending clamping mechanism is a V-shaped radial groove, and the side wall of the sand box is also provided with a corresponding matching part.

Further, the cutting machine tool comprises a vertical double-sided processing machine tool and a horizontal double-sided processing machine tool.

Furthermore, the vertical double-sided processing machine tool comprises a cross-shaped base, wherein 2 symmetrical tool workbenches are movably mounted on the base in an upward direction, stand columns are mounted on the tool workbenches, a main shaft and a tool magazine are mounted on the stand columns, and the 2 tool workbenches can move upwards in opposite directions or in a back-to-back direction along the base X;

the clamp comprises a base, a clamp workbench, a servo synchronous shaft, a cross beam, an X-direction push-pull mechanism and an X-direction clamping oil cylinder, wherein the clamp workbench is movably arranged on the base Y, can do reciprocating linear motion along the base Y, 2 symmetrical clamp stand columns are arranged on the clamp workbench along the base Y, Y-direction clamping oil cylinders and positioning supports are respectively arranged on two sides of each clamp stand column, the servo synchronous shaft is arranged above the two clamp stand columns, the cross beam is connected below the servo synchronous shaft, can do reciprocating linear motion along the vertical direction of the cross beam under the driving of the servo synchronous shaft, the X-direction push-pull mechanism is connected below the cross beam, and the X-direction clamping oil cylinder is arranged on the;

the push-pull mechanism comprises an oil cylinder, and the output end of the oil cylinder is connected with a push-pull rod.

Furthermore, the horizontal double-sided processing machine tool comprises a cross-shaped base, wherein 2 symmetrical tool workbenches are movably mounted on the base in an upward direction, stand columns are mounted on the tool workbenches, a main shaft and a tool magazine are mounted on the stand columns, and the 2 tool workbenches can move upwards in opposite directions or in a back direction along the base X;

the sand box lifting mechanism comprises a base, a clamp workbench, a horizontal clamp body, a lifting oil cylinder and a lifting oil cylinder, wherein the clamp workbench is movably arranged on the base Y in an upward direction and can do reciprocating linear motion along the base Y in the upward direction;

the fixture body comprises a bottom plate, a plurality of radial adjusting grooves are formed in the bottom plate, a corner clamping oil cylinder is vertically installed in each adjusting groove, and a rotatable clamping jaw is arranged at the top of each corner clamping oil cylinder.

Furthermore, an automatic measuring device is further arranged on the vertical column of the horizontal double-sided machining bed, the automatic measuring device comprises a measuring head cylinder, and the output end of the measuring head cylinder is connected with a measuring head.

Further, a rotating table is further installed between the clamp workbench and the clamp body of the horizontal double-sided machining machine, and the clamp body can rotate along with the rotating table.

Further, storage platforms are arranged among the servo manipulator, the bidirectional self-centering mechanism, the vertical double-sided machining bed and the horizontal double-sided machining bed.

The invention has the following beneficial effects:

1. the intelligent and automatic degree of this production line is high, through servo manipulator, can realize snatching, rotatory to the sand box work piece, and is difficult for making the work piece drop, and application scope is wide, can easily deal with the sand box work piece of multiple not unidimensional.

2. The bidirectional self-centering mechanism is centered transversely and longitudinally twice, so that the centering precision of a workpiece is improved, and the clamping precision of the manipulator to the sand box is improved.

3. Through the setting of storage platform for the production line can be in succession material loading many times, and the material of not going up the lathe can be placed on storage platform temporarily by servo manipulator, satisfies the continuous production requirement.

4. The vertical double-sided processing machine tool can vertically place the sand box and position and clamp the sand box, and then simultaneously machine the two side faces, thereby greatly improving the production efficiency of the machine tool.

5. After the horizontal double-sided processing machine tool places the workpiece on the clamp through the servo manipulator, the workpiece is automatically positioned and clamped. And then, an automatic measuring device measures the machined part of the workpiece to obtain machining allowance parameters, and a system determines cutting parameters according to the allowance size, and the cutting is finished once or twice so as to ensure the optimal machining quality and the service life of the cutter.

6. A rotary table can be arranged below the clamp body in the horizontal double-sided processing machine tool, so that a plurality of end faces of the sand box can be processed under the condition that the position and the angle of the milling cutter are not adjusted.

Drawings

FIG. 1 is a front view of the first half of an intelligent, automated flask production line of the present invention.

FIG. 2 is a front view of the second half of an intelligent, automated flask production line of the present invention.

FIG. 3 is a top view of the first half of an intelligent, automated flask production line of the present invention.

FIG. 4 is a top view of the second half of an intelligent, automated flask production line of the present invention.

FIG. 5 is a schematic perspective view of the second half of an intelligent, automated flask production line of the present invention.

FIG. 6 is a schematic perspective view of the second half of an intelligent, automated flask production line of the present invention.

FIG. 7 is a front view of a servo robot in an intelligent, automated flask production line of the present invention.

FIG. 8 is a left side view of a servo robot in an intelligent, automated flask production line of the present invention.

FIG. 9 is a top view of a servo robot in an intelligent, automated flask production line of the present invention.

FIG. 10 is a front view of a bi-directional self-centering mechanism in an intelligent, automated flask production line of the present invention.

FIG. 11 is a front view of a bi-directional self-centering mechanism in an intelligent, automated flask production line of the present invention.

FIG. 12 is a left side view of a bi-directional self-centering mechanism in an intelligent, automated flask production line of the present invention.

FIG. 13 is a schematic view of the assembly of a vertical double-side processing machine in an intelligent, automated flask production line of the present invention.

FIG. 14 is a partially enlarged schematic view of the X-direction push-pull mechanism of the vertical double-side processing machine tool in the intelligent and automatic sand box production line.

FIG. 15 is a partially enlarged schematic view of an X-direction clamping cylinder in a vertical double-side processing machine tool in an intelligent and automatic sand box production line according to the present invention.

FIG. 16 is a schematic perspective view of a vertical double-side processing machine tool in an intelligent and automatic sand box production line according to the present invention.

FIG. 17 is a schematic perspective view of a horizontal double-side processing machine tool in an intelligent and automatic sand box production line according to the present invention.

FIG. 18 is a partially enlarged schematic view of a clamp body in the horizontal double-sided processing machine tool in the intelligent and automatic sand box production line according to the present invention.

In the figure: 1-truss, 2-servo manipulator, 20-clamping arm, 21-anti-loose clutch, 22-guide mechanism, 23-arm beam, 24-lead screw, 25-lead screw driving mechanism, 26-workpiece rotating mechanism, 27-sand box I, 28-workpiece anti-falling mechanism, 29-synchronous clutch, 3-bidirectional self-centering mechanism, 31-transverse slide rail, 32-longitudinal centering clamping jaw, 33-sand box II, 34-longitudinal slide rail, 35-transverse lead screw, 36-transverse centering clamping jaw, 37-transverse lead screw driving motor, 38-frame, 39-longitudinal rolling shaft, 310-eccentric driving unit, 311-longitudinal lead screw driving motor, 312-longitudinal lead screw, 313-transverse rolling shaft, 4-material storage platform, etc, 5-vertical double-sided machine tool, 51-main shaft, 52-tool magazine, 53-positioning bracket, 54-clamp workbench, 55-sand box III, 56-X direction clamping cylinder, 57-base, 58-tool workbench, 59-upright, 510-Y direction clamping cylinder, 511-clamp upright, 512-X direction push-pull mechanism, 513-cross beam, 514-servo synchronizing shaft 6-horizontal double-sided machine tool, 61-main shaft II, 62-tool magazine II, 63-sand box IV, 64-clamp body, 65-lifting cylinder, 66-clamp workbench II, 67-base II, 68-rotating table, 69-tool workbench II and 610-upright II.

Detailed Description

The technical solution of the invention application will be further described in detail with reference to specific examples.