CN114043279A - Combined type machining machine tool - Google Patents
Combined type machining machine tool Download PDFInfo
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- CN114043279A CN114043279A CN202111455038.4A CN202111455038A CN114043279A CN 114043279 A CN114043279 A CN 114043279A CN 202111455038 A CN202111455038 A CN 202111455038A CN 114043279 A CN114043279 A CN 114043279A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
Abstract
The invention relates to the technical field of machine tools, in particular to a combined type processing machine tool, which comprises a tool body; a clamp member mounted on the bed, the clamp member for clamping the workpiece; the clamp part comprises an A-axis clamp assembly and/or a B-axis clamp assembly and/or an exchange workbench clamp assembly, the A-axis clamp assembly, the B-axis clamp assembly and the exchange workbench clamp assembly are all arranged on the lathe bed, and the two directions of the lathe bed on a plane rectangular coordinate system are respectively called as an X-axis direction and a Y-axis direction, the A-axis clamp assembly can drive the workpiece to freely rotate by taking the X-axis direction as a rotating shaft, and the B-axis clamp assembly can drive the workpiece to freely rotate by taking the Y-axis direction as the rotating shaft; and the main shaft processing part is movably arranged on the lathe bed and processes the clamped workpiece. The combined type processing machine tool is suitable for workpieces of different types, including single-side processing of small workpieces, multi-side processing of small workpieces, single-side processing of long workpieces, multi-side processing of long workpieces, quick-change processing of large workpieces and the like.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to a combined type machining tool.
Background
In the processing field, the types and the processing procedures of workpieces are complex and various, for example, the assembly parts of the aviation aluminum plate include single-side processing of small-sized workpieces, multi-side processing of small-sized workpieces, single-side processing of long-sized workpieces, multi-side processing of long-sized workpieces or quick-change processing of large-sized workpieces, and the like, the processing characteristics and the requirements for various workpieces on the market are realized by adopting different types of equipment, namely, one equipment is used for processing one type of workpiece correspondingly, the composite platform structural design of various types of workpieces cannot be realized, the platform combination cannot be formed to improve the efficiency, an integral structure needs to be redesigned for each type of products, the design period is long, the production efficiency of the equipment is low, the types of spare parts are various, the part processing period is long, only one type of workpiece is processed by one equipment, the cost is high, and the batch production is not facilitated.
Disclosure of Invention
The invention mainly aims to provide a combined type processing machine tool, and aims to solve the technical problems that the existing processing machine tool can only process one type of workpiece and has a narrow application range.
In order to achieve the purpose, the invention provides a combined type processing machine tool, which comprises a machine tool body;
a clamp member mounted on the bed, the clamp member for fixing a workpiece;
the fixture component comprises an A-axis fixture component and/or a B-axis fixture component and/or an exchange workbench fixture component, the A-axis fixture component, the B-axis fixture component and the exchange workbench fixture component are all arranged on the lathe bed, and the two directions of the lathe bed on a plane rectangular coordinate system are respectively called as an X-axis direction and a Y-axis direction, the A-axis fixture component can drive the workpiece to freely rotate by taking the X-axis direction as a rotating shaft, and the B-axis fixture component can drive the workpiece to freely rotate by taking the Y-axis direction as a rotating shaft;
and the main shaft machining part is movably arranged on the lathe bed and is used for machining the clamped workpiece.
Three different types of fixed assemblies are arranged in the combined type processing machine tool, wherein the exchange workbench clamp assembly is directly arranged on the machine tool body and can be used for processing the single surface of a workpiece, and the workpiece can be directly placed on the exchange workbench clamp assembly; in addition, the combined machining tool is also provided with an A-shaft clamp assembly capable of rotating along the X-axis direction, the A-shaft clamp assembly fixes a plurality of long workpieces, and when the A-shaft clamp assembly drives the workpieces to rotate, the main shaft machining part can machine a plurality of surfaces of the long workpieces; the second clamp part can rotate along the Y-axis direction, and is mostly used for small workpieces. So, the fixed of the work piece of different grade type can be satisfied to modular machine tool in this scheme fixed, and different work pieces can use first anchor clamps part, second anchor clamps part or third anchor clamps part to satisfy different processing demands, accommodation broad.
Preferably, the a-axis fixture assembly comprises a rotary table mounting seat, a tailstock mounting seat, a first rotary table and a tailstock, the rotary table mounting seat and the tailstock mounting seat are respectively mounted at two ends of the lathe bed, the first rotary table is mounted on the rotary table mounting seat, and the first rotary table is connected with an output end of a first driving piece, so that the first driving piece can drive the first rotary table to rotate, the tailstock is rotatably mounted on the tailstock mounting seat, and two ends of a workpiece are respectively fixed on the first rotary table and the tailstock.
The long workpiece is fixed by the first rotary table and the tailstock, the workpiece is machined by the main shaft machining part, the workpiece rotates synchronously when the first driving piece drives the first rotary table to rotate, the whole outer circumference of the workpiece can be machined by the main shaft machining part without moving, and machining efficiency is improved.
Preferably, the tailstock mounting seat comprises a first connecting arm, a second connecting arm and a third connecting arm, the first connecting arm extends horizontally rightwards, the tail end of the first connecting arm vertically downwards to form the second connecting arm, the tail end of the second connecting arm extends horizontally leftwards to form the third connecting arm, the bed body is provided with two guide rails extending along the X-axis direction, the two guide rails are parallel to each other, the first connecting arm and the third connecting arm are respectively fixed with the sliding block, and the sliding block is movably arranged on the two guide rails, so that when the sliding block moves on the guide rails, the tailstock mounting seat and the tailstock can be driven to be close to or far away from the first rotary table;
an indicating piece is arranged at one end, close to the workpiece, of the tailstock mounting seat, a graduated scale extending along the X-axis direction is further arranged on the lathe bed and located on one side of the guide rail, so that when the sliding block, the tailstock and the tailstock mounting seat move along the guide rail, the indicating piece can point to corresponding scales on the graduated scale;
and the guide rail is also provided with a clamp for limiting the sliding of the sliding block.
The distance between the tailstock and the first rotary table can be controlled by moving the sliding block on the guide rail, so that the workpieces with different lengths can be fixed. One side of the guide rail is also provided with a graduated scale, so that the moving distance of the tailstock can be monitored in real time, and a workpiece can be better fixed.
Preferably, the a-axis clamp assembly further comprises a bridge plate, one end of the bridge plate is connected with the first rotating platform, the other end of the bridge plate is movably connected with the tailstock, and a plurality of through machining holes are formed in the bridge plate;
a rotary table transition plate is further arranged between the first rotary table and the bridge plate, and a tailstock transition plate is further arranged between the tailstock and the bridge plate;
the tailstock mounting seat is provided with a limiting step, and the upper surface of the sliding block is abutted to the limiting step. The bridge plate can be used for fixing workpieces, so that synchronous processing of a plurality of workpieces can be met, the back surfaces of the workpieces can be processed through the penetrating processing holes except the upper surfaces of the workpieces which can be processed. The setting of spacing step is then for the quick slider of having installed, and enables slider and tailstock mount pad can be better fixed.
Preferably, the first turntable and the tailstock are provided with a first clamping arm, a second clamping arm and a second driving element, and the first clamping arm and the second clamping arm are both connected with the second driving element, so that the first clamping arm and the second clamping arm can approach or move away from each other under the action of the second driving element to clamp or release a workpiece. So, the setting that adopts first centre gripping arm and second centre gripping arm can the snap-on or loosen the work piece, and the clamping mode is more convenient, and the work piece can be fixed sooner.
Preferably, a plurality of mounting holes have been seted up on the lathe bed, B axle anchor clamps subassembly includes second revolving stage, fixed part and third driving piece, and is a plurality of the second revolving stage is rotationally installed respectively in a plurality of on the mounting hole, the second revolving stage with the output of third driving piece is connected, makes the third driving piece can drive the second revolving stage rotates, install on the second revolving stage and be used for fixed work piece the fixed part. Relatively miniature work piece under the mountable installation on the second revolving stage is equipped with a plurality of second revolving stages on the lathe bed, but free rotation under the drive of third driving piece, and a plurality of work pieces on a plurality of second revolving stages can rotate simultaneously, improve machining efficiency.
Preferably, the horizontal projection of the fixing part is in an "i" shape, one end of the fixing part close to the second turntable is a first end, one end of the fixing part far away from the second turntable is a second end, and the width of the first end is greater than that of the second end;
reinforcing ribs are arranged on two sides of the fixing portion, and two ends of each reinforcing rib are connected with the first end and the second end respectively. The fixing part is of the structure, so that the fixation of small workpieces can be met, the whole weight is light, the strength is high, and the occupied volume is small.
Preferably, the fixture component further comprises a fixing fixture assembly, the fixing fixture assembly comprises a positioning seat, the positioning seat is mounted on the lathe bed, a T-shaped positioning groove is formed in the positioning seat, and one end of the positioning rod penetrates through the workpiece and is clamped and fixed in the positioning groove. The work piece can also be fixed with the constant head tank through the locating lever is direct, and the structure is more simple.
Preferably, the lathe bed is provided with a protruding cylindrical pin and a positioning pin, the cross section of the cylindrical pin is cylindrical, and the cross section of the positioning pin is polygonal;
the exchange workbench clamp assembly comprises a workbench and a mechanical arm, a first fixing hole and a second fixing hole are formed in the workbench, the cylindrical pin is inserted into the first fixing hole, the positioning pin is inserted into the second fixing hole, and the mechanical arm is installed on the bed body;
the workstation includes first workstation and second workstation, first workstation passes through the cylindric lock with the locating pin with the lathe bed is fixed, the second workstation is located one side of lathe bed, first workstation with the second workstation all is equipped with the transport hole, the tip card of arm can be gone into in the transport hole, makes after the work piece processing on the first workstation finishes, the arm will first workstation shifts out, and will the second workstation remove to with the lathe bed is fixed with processing work piece on the second workstation.
Through the arrangement of the first workbench and the second workbench, the preassembly of workpieces on the second workbench can be completed firstly, the workpieces assembled on the first workbench are processed, after the workpieces on the first workbench are processed, the first workbench can be directly shifted out to the next process, the second workbench is transferred to be fixed with a cylindrical pin and a positioning pin of a lathe bed, the spindle processing part can process the workpieces preassembled on the second workbench, the exchange process is convenient, the whole processing flow is saved, and the processing efficiency is improved.
Preferably, still include the chip removal machine that is used for collecting and discharging the sweeps that the work piece adds the man-hour and produces, the chip removal machine is located A axle fixture component B axle fixture component and exchange table fixture component's below, the chip removal machine is collected the sweeps and is got rid of, keeps the cleanness of lathe.
The combined processing machine tool has the following beneficial effects: can set up the clamping device of three kinds of different grade types on the lathe bed, be first centre gripping subassembly respectively, second centre gripping subassembly and third centre gripping subassembly, can process to different work piece types, satisfy different processing demands, for example, the single face processing of small-size work piece, the multiaspect processing of small-size work piece, the single face processing of long type work piece, the multiaspect processing of long type work piece or the quick change processing of large-scale work piece etc. realize the machining center that the combination of platformization switched, when partial finished product is the work piece of different grade type like the equipment spare part of aviation aluminium spare, the processing can be accomplished to the combined machine tool in this scheme of use, machining efficiency is higher, and accommodation is wider, can adapt to the quick switching of different product production, the universalization degree is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a modular tooling machine according to the present invention;
FIG. 2 is a schematic view of the modular tooling machine of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of the modular tooling machine of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at B;
FIG. 6 is a schematic bottom view of the modular tooling machine of the present invention;
FIG. 7 is a schematic view of the modular tooling of the present invention;
FIG. 8 is a schematic view of the modular tooling of the present invention;
FIG. 9 is an enlarged partial schematic view at C of FIG. 8;
FIG. 10 is a schematic view of the modular tooling of the present invention;
FIG. 11 is an enlarged partial view of FIG. 10 at D;
FIG. 12 is a schematic view of the modular tooling machine of the present invention;
FIG. 13 is a schematic view of the modular tooling of the present invention;
FIG. 14 is a schematic view of the modular tooling machine of the present invention.
In the drawings: 1-lathe bed, 11-guide rail, 111-clamp device, 12-graduated scale, 13-mounting hole, 14-cylindrical pin, 15-positioning pin, 21-A shaft clamp component, 211-rotary table mounting seat, 212-tailstock mounting seat, 2121-indicator, 2122-limit step, 2123-first connecting arm, 2124-second connecting arm, 2125-third connecting arm, 213-first rotary table, 2131-first clamping arm, 2132-second clamping arm, 214-tailstock, 215-bridge plate, 2152-processing hole, 216-rotary table transition plate, 217-tailstock transition plate, 218-slide block, 22-B shaft clamp component, 221-second rotary table, 222-fixing part, 2221-first end, 2222-second end, 2411-positioning groove, 223-reinforcing rib, 23-exchange working table clamp component, 231-working table, 2311-first fixing hole, 2312-second fixing hole, 2313-first working table, 2314-second working table, 2315-carrying hole, 24-fixing clamp component and 3-main shaft processing part.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 14, a combined machine tool includes a bed 1;
a clamp member mounted on the bed 1, the clamp member being used to fix a workpiece;
the clamp part comprises an A-axis clamp assembly 21 and/or a B-axis clamp assembly 22 and/or an exchange workbench clamp assembly 23, the A-axis clamp assembly 21, the B-axis clamp assembly 22 and the exchange workbench clamp assembly 23 are all arranged on the lathe bed 1, and the two directions of the lathe bed 1 on a plane rectangular coordinate system are respectively called as an X-axis direction and a Y-axis direction, the A-axis clamp assembly 21 can drive a workpiece to freely rotate by taking the X-axis direction as a rotating shaft, and the B-axis clamp assembly 22 can drive the workpiece to freely rotate by taking the Y-axis direction as the rotating shaft;
and the main shaft processing part 3 is movably arranged on the lathe bed 1, and the main shaft processing part 3 processes the clamped workpiece.
The combined type processing machine tool is suitable for workpieces of different types, and can meet different processing requirements, such as single-side processing of small workpieces, multi-side processing of small workpieces, single-side processing of long workpieces, multi-side processing of long workpieces or quick-change processing of large workpieces. The material of the workpiece is not particularly limited, and may be aluminum or other materials.
The combined machining tool mainly comprises a tool body 1, wherein a clamp part for fixing and fixing a workpiece is arranged on the tool body 1, and after the workpiece is fixed by the clamp part, the workpiece is machined to a preset state by a main shaft machining part 3. The novel lathe comprises three clamp components in different forms, namely an A-axis clamp component 21, a B-axis clamp component 22 and an exchange workbench clamp component 23, wherein the three components can be arranged on the lathe bed 1 at the same time (each clamp component can be repeatedly arranged, such as two clamp components and three A-axis clamp components 21), two kinds of matching arrangement can be selected optionally, or only one kind of clamp component can be selected, the selection can be carried out in different use scene adaptability, when the three clamp components exist at the same time, a single-row or double-row arrangement form can be adopted, the combination form is various, and the application range is wider. The A-axis clamp assembly 21 in the clamp part can rotate along the X-axis direction, and the X-axis direction is parallel to the length direction of the lathe bed 1, so that a strip-shaped workpiece is usually fixed on the A-axis clamp assembly 21, and when the A-axis clamp assembly 21 drives the workpiece to rotate, the whole outer circumference of the strip-shaped workpiece can be processed, and the processing efficiency is improved; the Y-axis direction is a direction (width direction) perpendicular to the length direction of the bed 1, usually a small workpiece (shorter length) is fixed on the B-axis clamp assembly 22, and the B-axis clamp assembly 22 can drive the workpiece to rotate so as to meet the requirement of single-sided or multi-sided processing of the small workpiece; in addition, the lathe bed 1 is also provided with an exchange workbench clamp assembly 23, and the main shaft machining part 3 can machine a workpiece on the exchange workbench clamp assembly 23.
Further, the a-axis clamp assembly 21 includes a rotary table mounting seat 211, a tailstock mounting seat 212, a first rotary table 213 and a tailstock 214, where the rotary table mounting seat 211 and the tailstock mounting seat 212 are respectively mounted at two ends of the bed 1, the first rotary table 213 is mounted on the rotary table mounting seat 211, the first rotary table 213 is connected with an output end of a first driving member, so that the first driving member can drive the first rotary table 213 to rotate, the tailstock 214 is rotatably mounted on the tailstock mounting seat 212, and two ends of a workpiece are respectively fixed on the first rotary table 213 and the tailstock 214.
Thus, the A-axis clamp assembly 21 can meet the requirement of single-side or multi-side processing of long workpieces, long plates and the like. The lathe body 1 is provided with a plurality of key slots, and the turntable mounting seat 211 and the key slots are locked and fixed through bolts; similarly, a plurality of key grooves are also provided at the other end of the bed 1, the tailstock mounting base 212 and the key grooves are locked and fixed by bolts, 8 key grooves can be provided during actual installation, and through holes corresponding to the number of the key grooves are provided on the corresponding turntable mounting base 211 and the corresponding tailstock mounting base 212. The first rotary table 213 is installed on the rotary table installation seat 211, the tailstock 214 is installed on the tailstock installation seat 212, the centers of the first rotary table 213 and the tailstock 214 are located on the same straight line after the first rotary table and the tailstock 214 are installed, so as to ensure the accurate fixation of a workpiece, the first rotary table 213 can be driven by a first driving part (not shown in the figure) to rotate freely and drive the workpiece fixed by the first rotary table to rotate synchronously, the fixed part of the workpiece and the tailstock 214 can rotate along with the first rotary table 213, when the first rotary table 213 does not rotate, the single-side processing of the workpiece can be met, and when the workpiece needs to be processed in multiple sides, the first rotary table 213 drives the workpiece to rotate. The workpiece can be fixed to the first turntable 213 and the tailstock 214 by a clamping fixture or a bolt-fastening fixture.
In some embodiments, the tailstock mounting seat 212 includes a first connecting arm 2123, a second connecting arm 2124 and a third connecting arm 2125, the first connecting arm 2123 extends horizontally to the right, the end of the first connecting arm 2123 extends vertically downward to form the second connecting arm 2124, the end of the second connecting arm 2124 extends horizontally to the left to form the third connecting arm 2123, the bed 1 is provided with two guide rails 11 extending along the X-axis direction, the two guide rails 11 are provided, the two guide rails 11 are parallel to each other, the first connecting arm 2123 and the third connecting arm 2125 are respectively fixed to a slider 218, the slider 218 is movably disposed on the two guide rails 11, so that when the slider 218 moves on the guide rails 11, the slider 218 can drive the tailstock mounting seat 212 and the tailstock 214 to approach or move away from the first turntable 213;
an indicating piece 2121 is arranged at one end, close to the workpiece, of the tailstock mounting seat 212, a graduated scale 12 extending along the X-axis direction is further arranged on the bed 1, and the graduated scale 12 is located at one side of the guide rail 11, so that when the slider 218, the tailstock 214 and the tailstock mounting seat 212 move along the guide rail 11, the indicating piece 2121 can point to a corresponding scale on the graduated scale 12;
the guide rail 11 is further provided with a caliper 111 for limiting the sliding of the slider 218.
Since workpieces with different lengths need to be machined, the end of the tailstock 214 is movable to accommodate the fixation of workpieces with different lengths. The lathe bed 1 is provided with a guide rail 11 extending along the X-axis direction, the length of the guide rail 11 is usually greater than the length of the workpiece, the slider 218 fixed with the tailstock mounting seat 212 can freely move along the guide rail 11, and drives the tailstock 214 to be close to or far away from one end where the first turntable 213 is located; after the slide block 218 moves to the set position, the clamp 111 starts to limit the slide block 218 to move continuously, so that when the spindle machining part 3 machines the workpiece on the a-axis clamp assembly 21, the a-axis clamp assembly 21 does not move randomly with the workpiece, and when the slide block 218 needs to move again, the clamp 111 operates to enable the slide block 218 to move. The clamp 111 can be connected with compressed air or hydraulic oil, and the clamp 111 is controlled to clamp or release the guide rail 11 through the movement of the compressed air or hydraulic oil.
In this embodiment, the scale 12 for monitoring the moving position of the slider 218 in real time is further configured and arranged when the slider 218 moves, so as to ensure that the slider 218 drives the tailstock 214 to move to a distance where the workpiece can be fixed, and the scale of the scale 12 can be read at any time through the indicator 2121 fixed to the tailstock mounting base 212. The indicator 2121 is located at an end of the tailstock mounting base 212 close to the workpiece, and since the workpiece is fixed inside the tailstock mounting base 212, the indicator 2121 is located at the end to better reflect the distance between the tailstock 214 fixing base and the first rotating table 213. In other embodiments, the indicator 2121 may also be disposed at the other end of the tailstock mount 212.
In some embodiments, the a-axis clamp assembly 21 further includes a bridge plate 215, one end of the bridge plate 215 is connected to the first rotating platform 213, and the other end thereof is movably connected to the tailstock 214, and the bridge plate 215 is provided with a plurality of through-holes 2152;
a turntable transition plate 216 is further arranged between the first turntable 213 and the bridge plate 215, and a tailstock 214 transition plate is further arranged between the tailstock 214 and the bridge plate 215;
the tailstock mounting seat 212 is provided with a limiting step 2122, and the upper surface of the slider 218 abuts against the limiting step 2122.
The workpieces can be directly fixed on the first turntable 213 and the tailstock 214, or the bridge plate 215 can be additionally arranged, and two ends of the bridge plate 215 are respectively fixed with the first turntable 213 and the tailstock 214, so that when the first turntable 213 drives the bridge plate 215 to rotate, the four workpieces can be machined, and the machining efficiency is further improved. In addition, for small-sized workpieces, the machining of a plurality of workpieces can be completed on one surface of the bridge plate 215, the application range is wide, and the machining efficiency is high. A turntable transition plate 216 is arranged between the first turntable 213 and the bridge plate 215, and a tailstock 214 transition plate is arranged between the tailstock 214 and the bridge plate 215, so that the connection between the bridge plate 215 and the first turntable 213 and the tailstock 214 is more stable. Set up the process hole 2152 that runs through on the bridge 215, the work piece is fixed behind the bridge 215, main shaft machining part 3 can see through process hole 2152 and process the work piece at the relative two sides of bridge 215 (the relative two sides of bridge 215 this moment, the work piece has only been placed to the one side), because the rotatable installation of bridge 215 is on first revolving stage 213 and tailstock 214, consequently, main shaft machining part 3 need not rotate, only need rotatory pillar and process the board and can accomplish the processing of work piece outer circumference, it is more convenient to operate.
In this embodiment, as shown in fig. 1, the bridge plate 215 may be square, and the workpiece may be fixed on all four surfaces of the bridge plate 215, but the bridge plate 215 may also have the structure shown in fig. 2, and the workpiece may be installed on only one surface.
The top end of the tailstock mounting seat 212 is provided with a limiting step 2122, and the upper surface of the slider 218 abuts against the limiting step 2122 during installation, so that the tailstock mounting seat 212 and the slider 218 can be quickly positioned.
In some embodiments, the first turntable 213 and the tailstock 214 are provided with a first clamping arm 2131, a second clamping arm 2132 and a second driving element, and the first clamping arm 2131 and the second clamping arm 2132 are connected to the second driving element (not shown in the drawings), so that the first clamping arm 2131 and the second clamping arm 2132 can move close to or away from each other under the action of the second driving element to clamp or release a workpiece.
The first clamping arm 2131 and the second clamping arm 2132 can directly fix a workpiece under the action of the first clamping arm 2131 and the second clamping arm 2132 can synchronously move close to or away from each other under the action of the second driving piece so as to clamp or loosen the workpiece, and the clamping device is suitable for processing two or four surfaces of a long workpiece or a large workpiece, such as a plate and the like, and is particularly suitable for a scene with a large processing range on each surface of the workpiece. The first driving piece and the second driving piece in the machine tool can be cylinders or motors and the like.
In some specific embodiments, the bed 1 is provided with a plurality of mounting holes 13, the B-axis clamp assembly 22 includes a second rotary table 221, a fixing portion 222, and a third driving member, the second rotary tables 221 are respectively rotatably mounted on the mounting holes 13, the second rotary table 221 is connected to an output end of the third driving member, so that the third driving member can drive the second rotary table 221 to rotate, and the fixing portion 222 for fixing a workpiece is mounted on the second rotary table 221.
The B-axis clamp assembly 22 is rotatable in the Y-axis direction and is suitable for 360 ° machining (multi-face machining) of both faces or a rotating circumferential face of a small-sized workpiece such as a plate. The machine body 1 is provided with a plurality of mounting holes 13, each mounting hole 13 is provided with a second rotary table 221, the second rotary table 221 is directly arranged on the machine body 1, the occupied mounting volume is very small, the second rotary table 221 can be driven by a third driving piece (not shown in the figure) to rotate and drive each workpiece on the fixing piece to synchronously rotate, and the spindle machining part 3 can machine each workpiece. The mounting and the workpiece can be fixedly connected through bolts in the scheme, and similarly, the third driving piece can also be an air cylinder or a motor and the like. In other embodiments, the second turntable 221 may be directly mounted without providing the mounting hole 13, so that the second turntable 221 may rotate normally.
Further, the horizontal projection of the fixing portion 222 is in an "i" shape, one end of the fixing portion 222 close to the second turntable 221 is a first end 2221, one end of the fixing portion 222 far away from the second turntable 221 is a second end 2222, and the width of the first end 2221 is greater than the width of the second end 2222;
reinforcing ribs 223 are disposed on both sides of the fixing portion 222, and both ends of the reinforcing ribs 223 are connected to the first end 2221 and the second end 2222, respectively.
The I-shaped fixing part 222 is beneficial to reducing weight, and meanwhile, the whole manufacturing materials are reduced, and the production cost is reduced. In the scheme, the first end 2221 of the fixing portion 222 is wider, the second end 2222 is narrower, so that the first end 2221 and the second rotary table 221 can be better stably fixed, reinforcing ribs 223 with trapezoidal sections are arranged on two sides of the fixing portion 222, the reinforcing ribs 223 are connected with the first end 2221 and the second end 2222, the overall strength of the fixing portion 222 is improved while the weight is reduced, and the fixing portion 222 and a workpiece are fixed through bolts.
Further, the fixture component further comprises a fixing fixture assembly 24, the fixing fixture assembly 24 comprises a positioning seat 241, the positioning seat 241 is installed on the machine body 1, a T-shaped positioning groove 2411 is formed in the positioning seat 241, and one end of the positioning rod penetrates through a workpiece and is clamped and fixed in the positioning groove 2411.
In the embodiment, the fixing portion 222 has a simple structure, the outer side of the circular fixing portion 222 is a fixing surface, the fixing portion 222 is provided with a T-shaped positioning groove 2411, and one end of the positioning rod passes through the workpiece and is locked and fixed in the positioning groove 2411, so that the fixing portion 222 and the workpiece are stably fixed.
Further, the lathe bed 1 is provided with a protruding cylindrical pin 14 and a positioning pin 15, the cross section of the cylindrical pin 14 is cylindrical, and the cross section of the positioning pin 15 is polygonal;
the exchange workbench clamp assembly 23 comprises a workbench 231 and a mechanical arm, wherein a first fixing hole 2311 and a second fixing hole 2312 are formed in the workbench 231, the cylindrical pin 14 is inserted into the first fixing hole 2311, the positioning pin 15 is inserted into the second fixing hole 2312, and the mechanical arm is mounted on the lathe bed 1;
the work table 231 includes a first work table 2313 and a second work table 2314, the first work table 2313 is fixed to the bed 1 by the cylindrical pins 14 and the positioning pins 15, the second work table 2314 is located on one side of the bed 1, the first work table 2313 and the second work table 2314 are each provided with a carrying hole 2315, and an end of the robot arm can be snapped into the carrying hole 2315, so that after the workpiece on the first work table 2313 is machined, the robot arm moves out the first work table 2313 and moves the second work table 2314 to be fixed to the bed 1 to machine the workpiece on the second work table 2314.
Specifically, in the present embodiment, a first working table 2313 and a second working table 2314 are provided, one of the working tables 231 is used for pre-assembling a workpiece, after the pre-assembly of the workpiece is completed, the working table 231 is moved to be fixed with the cylindrical pin 14 and the positioning pin 15 by using a mechanical arm, the pre-assembled workpiece is processed by the spindle processing part 3, another workpiece can be pre-assembled on the second working table 2314 by using the processing time of the workpiece, after the processing of the workpiece on the first working table 2313 is completed, the first working table 2313 is moved out from the cylindrical pin 14 and the positioning pin 15 by using the mechanical arm, and then the second working table 2314 is moved to be fixed with the cylindrical pin 14 and the positioning pin 15, so as to realize the exchange of the working tables 231, and be applicable to the processing of large or heavy workpieces, particularly for the case that the processing cycle is long and the workpiece is complicated to be installed, and accurately positioned by the cylindrical pin 14 and the positioning pin 15, the side design that workstation 231 corresponds has two fixed orificess that correspond, can carry out accurate repeated location when the change table operation, guarantees the benchmark. Because the cylindrical pin 14 is cylindrical and the positioning pin 15 is prismatic, the workbench 231 can be fixed and the workbench 231 can not rotate randomly, and the stability of the spindle machining part 3 in machining workpieces can be ensured. In other embodiments, the robotic arm may be eliminated and the first and second work stations 2313, 2314 may be swapped by directly inserting an external forklift into the handling aperture 2315; of course, in other embodiments, the second working table 2314 may be directly disposed outside the bed 1, and the external second working table 2314 may be exchanged with the first working table 2313 by using a forklift.
Further, still include the chip removal machine that is used for collecting and discharging the sweeps that the work piece adds the man-hour and produces, the chip removal machine is located A axle clamp subassembly 21, B axle clamp subassembly 22 and exchange table anchor clamps subassembly 23's below. The chip removal machine is used for collecting the sweeps generated when the main shaft machining part 3 machines the workpiece, and discharging the sweeps in time, so that the sweeps are prevented from being accumulated on the lathe bed 1, and the cleaning management is convenient.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A modular machine tool, comprising:
a bed body (1);
the clamp component is arranged on the lathe bed (1) and is used for fixing a workpiece;
the clamp part comprises an A-axis clamp assembly (21) and/or a B-axis clamp assembly (22) and/or an exchange workbench clamp assembly (23), the A-axis clamp assembly (21), the B-axis clamp assembly (22) and the exchange workbench clamp assembly (23) are all installed on the lathe bed (1), two directions of the lathe bed (1) on a plane rectangular coordinate system are respectively called as an X-axis direction and a Y-axis direction, the A-axis clamp assembly (21) can drive a workpiece to freely rotate by taking the X-axis direction as a rotating axis, and the B-axis clamp assembly (22) can drive the workpiece to freely rotate by taking the Y-axis direction as the rotating axis;
and the main shaft machining part (3) is movably arranged on the lathe bed (1), and the main shaft machining part (3) machines the clamped workpiece.
2. A combined machine tool according to claim 1, wherein said a-axis clamp assembly (21) comprises a turntable mounting base (211), a tailstock mounting base (212), a first turntable (213) and a tailstock (214), said turntable mounting base (211) and said tailstock mounting base (212) are respectively mounted at two ends of said machine body (1), said first turntable (213) is mounted on said turntable mounting base (211), said first turntable (213) is connected to an output end of a first driving member, so that said first driving member can drive said first turntable (213) to rotate, said tailstock (214) is rotatably mounted on said tailstock mounting base (212), and two ends of the workpiece are respectively fixed on said first turntable (213) and said tailstock (214).
3. A combined machine tool according to claim 2, characterized in that the tailstock mounting base (212) comprises a first connecting arm (2123), a second connecting arm (2124) and a third connecting arm (2125), the first connecting arm (2123) extends horizontally to the right, the end of the first connecting arm (2123) forms the second connecting arm (2124) vertically downwards, the end of the second connecting arm (2124) extends horizontally to the left to form the third connecting arm (2123), the bed (1) is provided with two guide rails (11) extending along the X-axis direction, the two guide rails (11) are provided with two, the two guide rails (11) are parallel to each other, the first connecting arm (2123) and the third connecting arm (2125) are respectively fixed with a sliding block (218), and the sliding block (218) is movably arranged on the two guide rails (11) so that the sliding block (218) moves on the guide rails (11), the tailstock installation seat (212) and the tailstock (214) can be driven to be close to or far away from the first rotary table (213);
an indicating piece (2121) is arranged at one end, close to a workpiece, of the tailstock mounting seat (212), a graduated scale (12) extending along the X-axis direction is further arranged on the lathe bed (1), and the graduated scale (12) is located on one side of the guide rail (11), so that when the slider (218), the tailstock (214) and the tailstock mounting seat (212) move along the guide rail (11), the indicating piece (2121) can point to a corresponding scale on the graduated scale (12);
the guide rail (11) is also provided with a clamp (111) for limiting the sliding of the sliding block (218).
4. A combined machine tool according to claim 3, characterised in that said a-axis clamp assembly (21) further comprises a bridge plate (215), one end of said bridge plate (215) is connected to said first turntable (213) and the other end is movably connected to said tailstock (214), said bridge plate (215) is provided with a plurality of through-going machining holes (2152);
a rotary table transition plate (216) is further arranged between the first rotary table (213) and the bridge plate (215), and a tailstock (214) transition plate is further arranged between the tailstock (214) and the bridge plate (215);
the tailstock mounting seat (212) is provided with a limiting step (2122), and the upper surface of the sliding block (218) is abutted to the limiting step (2122).
5. A combined machine tool according to claim 2 or 4, characterised in that the first turret (213) and the tailstock (214) are each provided with a first holding arm (2131), a second holding arm (2132) and a second drive member, the first holding arm (2131) and the second holding arm (2132) being connected to the second drive member such that the first holding arm (2131) and the second holding arm (2132) can be moved towards and away from each other by the second drive member for clamping or releasing the workpiece.
6. A combined machine tool according to claim 1, wherein a plurality of mounting holes (13) are formed in the machine tool body (1), the B-axis clamp assembly (22) includes a second rotary table (221), a fixing portion (222) and a third driving member, the second rotary tables (221) are rotatably mounted on the mounting holes (13), the second rotary table (221) is connected to an output end of the third driving member, so that the third driving member can drive the second rotary table (221) to rotate, and the fixing portion (222) for fixing the workpiece is mounted on the second rotary table (221).
7. A combined machining tool according to claim 6, characterized in that the horizontal projection of the fixed part (222) is in the shape of an "I", the end of the fixed part (222) close to the second turret (221) is a first end (2221), the end of the fixed part (222) far from the second turret (221) is a second end (2222), the width of the first end (2221) is greater than the width of the second end (2222);
both sides of fixed part (222) all are equipped with strengthening rib (223), the both ends of strengthening rib (223) respectively with first end (2221) with second end (2222) are connected.
8. The combined machine tool of claim 1, wherein the clamp assembly further comprises a fixture assembly (24), the fixture assembly (24) comprises a positioning seat (241), the positioning seat (241) is mounted on the machine tool body (1), a T-shaped positioning groove (2411) is formed in the positioning seat (241), and one end of the positioning rod penetrates through the workpiece and is fixed in the positioning groove (2411) in a clamping manner.
9. A combined machine tool according to claim 1, characterised in that the machine bed (1) is provided with projecting cylindrical pins (14) and positioning pins (15), the cylindrical pins (14) having a cylindrical cross-section and the positioning pins (15) having a polygonal cross-section;
the exchange workbench clamp assembly (23) comprises a workbench (231) and a mechanical arm, wherein a first fixing hole (2311) and a second fixing hole (2312) are formed in the workbench (231), the cylindrical pin (14) is inserted into the first fixing hole (2311), the positioning pin (15) is inserted into the second fixing hole (2312), and the mechanical arm is installed on the lathe bed (1);
the working table (231) comprises a first working table (2313) and a second working table (2314), the first working table (2313) is fixed with the lathe bed (1) through the cylindrical pin (14) and the positioning pin (15), the second working table (2314) is located on one side of the lathe bed (1), the first working table (2313) and the second working table (2314) are respectively provided with a carrying hole (2315), and the end part of the mechanical arm can be clamped into the carrying hole (2315), so that after the workpiece on the first working table (2313) is machined, the mechanical arm moves out the first working table (2313) and moves the second working table (2314) to be fixed with the lathe bed (1) to machine the workpiece on the second working table (2314).
10. A combined machine tool according to claim 1, further comprising a chip ejector for collecting and discharging chips generated during machining of the workpiece, said chip ejector being located below said a-axis clamp assembly (21), said B-axis clamp assembly (22) and said change table clamp assembly (23).
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| CN202111455038.4A CN114043279B (en) | 2021-12-01 | 2021-12-01 | Combined machining tool |
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| CN202111455038.4A CN114043279B (en) | 2021-12-01 | 2021-12-01 | Combined machining tool |
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