CN115971909A - Quick change device - Google Patents
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- CN115971909A CN115971909A CN202310055344.1A CN202310055344A CN115971909A CN 115971909 A CN115971909 A CN 115971909A CN 202310055344 A CN202310055344 A CN 202310055344A CN 115971909 A CN115971909 A CN 115971909A
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Abstract
The utility model relates to a quick change device, quick change device is used for changing a plurality of work pieces on the lathe workstation simultaneously, quick change device includes the top of locating the lathe workstation along the first direction, and be used for bearing the auxiliary table of a plurality of work pieces, and a plurality of quick change bodies, a plurality of quick change bodies are located between lathe workstation and the auxiliary table, each quick change body is including locating the quick change base on the lathe workstation, locate the vice seat of quick change of auxiliary table towards lathe workstation one side, wherein, the quick change base includes first connecting portion, the vice seat of quick change includes detachably and connects in the second connecting portion of first connecting portion, first connecting portion and second connecting portion are configured to connect formation quick connector when connecting to each other. According to the quick-change device, a plurality of workpieces to be machined are arranged on the auxiliary table, the machine tool workbench and the auxiliary table are in alignment connection through the quick-change body, the situation that a plurality of workpieces are positioned on the machine tool workbench manually, the effective machining time of the machine tool workbench is occupied, and the working efficiency is affected is avoided.
Description
Technical Field
The application relates to the technical field of numerical control machine tools, in particular to a quick-change device.
Background
When a numerical control machine tool is used for processing workpieces, sometimes a plurality of workpieces need to be positioned on a machine tool workbench of the numerical control machine tool, and meanwhile, the plurality of workpieces are processed to improve efficiency.
Disclosure of Invention
On this basis, it is necessary to be directed against the problem that in the prior art manual work fixes a plurality of work pieces on the machine tool workstation in proper order, occupies the effective process time of machine tool workstation, influences work efficiency, provides a quick change device for quick change machine tool workstation on the processing work piece, quick change device includes:
the auxiliary table is arranged above the machine tool workbench along a first direction and is used for bearing a plurality of workpieces; and
the quick-change machine comprises a machine tool workbench, a plurality of quick-change bodies, a plurality of auxiliary tables and a quick-change auxiliary seat, wherein each quick-change body is positioned between the machine tool workbench and the auxiliary table, and comprises a quick-change base arranged on the machine tool workbench and a quick-change auxiliary seat arranged on one side, facing the machine tool workbench, of the auxiliary table;
wherein the quick-change base comprises a first connecting part, the quick-change auxiliary base comprises a second connecting part detachably connected with the first connecting part, and the first connecting part and the second connecting part are configured to be connected to form a quick connector when being connected with each other.
The quick-change device is suitable for the working condition that a plurality of parts are simultaneously machined on the machine tool workbench of the numerical control machine tool, a plurality of workpieces to be machined are installed on the auxiliary table, after the machine tool workbench finishes one round of work, the machine tool workbench and the auxiliary table are quickly aligned and connected through the quick-change bodies, the situation that the plurality of workpieces are sequentially positioned on the machine tool workbench in a manual mode, the effective machining time of the machine tool workbench is occupied, and the working efficiency is affected is avoided. Specifically, when the numerical control machine tool is used for processing a plurality of workpieces on an auxiliary table on a machine tool workbench, another plurality of workpieces can be arranged on another auxiliary table within the time, after the numerical control machine tool is processed, the auxiliary table corresponding to the plurality of workpieces processed on the numerical control machine tool is detached from the machine tool workbench through the quick-change device connected with the auxiliary table, and then another auxiliary table bearing the plurality of workpieces is arranged on the machine tool workbench through the corresponding quick-change device for the next round of processing, so that the plurality of workpieces can be simultaneously arranged on the machine tool workbench, the effective working time of the machine tool workbench is prolonged, and the working efficiency of the numerical control machine tool is improved.
In one embodiment, the first and second connection portions are configured to snap-fit into one another to connect to form a quick connector.
In one embodiment, the first connecting part comprises a groove with an opening facing the second connecting part and a clamping assembly arranged on the side wall of the groove;
the second connecting portion include with the stop pin of joint subassembly looks adaptation, the stop pin configuration is along first direction when inserting the recess with the joint subassembly joint.
In one embodiment, the first connecting part comprises a plurality of clamping components which are arranged around the central axis of the groove at intervals;
the central axis of the groove is parallel to the first direction.
In one embodiment, the side wall of the groove is provided with a side hole; the clamping component comprises a ball penetrating through the side hole and a movable block movably arranged outside the side hole along the axial direction of the groove;
the quick connector has the first state, is in the first state at the quick connector, and the ball passes through the side opening and stretches into in the recess to the joint in the stop pin, and along the radial direction of recess, the ball is spacing between stop pin and movable block.
In one embodiment, the locking pin includes a recessed ring portion adapted to the ball, and the ball is engaged in the recessed ring portion of the locking pin when the quick connector is in the first state.
In one embodiment, the quick connector further has a second state, and when the quick connector is in the second state, the ball and the locking pin are separated from each other and penetrate out of the groove through the side hole to be clamped on the movable block.
In one embodiment, the movable block comprises a recess adapted to the ball, and the ball is engaged in the recess of the movable block when the quick connector is in the second state.
In one embodiment, the clamping assembly further comprises a first driving member, the first driving member is connected with the movable block, and the first driving member is used for driving the movable block to move along the axial direction of the groove, so that the quick connector can be switched between the first state and the second state.
In one embodiment, the quick-change base further comprises a groove body provided with a groove and a base body arranged around the groove body, the groove body and the base body enclose an accommodating cavity, and the movable block is connected between the groove body and the cavity wall of the accommodating cavity in a sealing manner;
the first driving piece comprises an air channel arranged on the base body and an air compressor used for providing compressed air for the air channel, the air channel is communicated with the accommodating cavity, and the air compressor is used for providing driving force for the movable block in the accommodating cavity to move along the axis direction of the groove by means of the air channel.
In one embodiment, the clamping assembly further comprises an elastic piece extending along the axial direction of the groove, and the movable block is connected with the cavity wall of the accommodating cavity through the elastic piece.
In one embodiment, the quick-change device further comprises a control system and a second driving piece, wherein the second driving piece is connected with the auxiliary table;
the control system is respectively electrically connected with the first driving piece and the second driving piece and is used for controlling the second driving piece to drive the auxiliary table to move along the first direction and controlling the first driving piece to drive the movable block to move along the axis direction of the groove.
Drawings
Fig. 1 is a schematic structural diagram of a quick-change device according to the present application;
fig. 2 is another schematic structural diagram of the quick-change device of the present application;
fig. 3 is a schematic structural view of the quick-change body in the first state of the present application;
fig. 4 is a schematic structural view of the quick-change body in the second state of the present application.
Description of reference numerals:
a quick-change device 100;
the body 10 is quickly replaced;
the base 1 is quickly replaced; a first connection portion 11; a groove 111; a side hole 1111; a clamping assembly 112; balls 1121; a movable block 1122; a recess 11221; a first driving member 1123; an air duct 11231; an elastic member 1124; a tank body 12; a base body 13; a housing chamber 14; an interface 15; a seal member 16;
a quick-change auxiliary seat 2; a second connection portion 21; a locking pin 211; the recessed ring portion 2111;
an auxiliary table 20; an inner recess 201; a machine tool table 30; the auxiliary positioning member 31; first direction F 1 。
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The digit control machine tool can be simultaneously to a plurality of work piece processing, before processing, generally need the manual work to place a plurality of work pieces on the lathe workstation 30 of digit control machine tool, if place a plurality of work pieces in proper order on lathe workstation 30, then can occupy the effective process time of lathe workstation 30, influence machining efficiency, the quick change device 100 that this application provided can end a round of work back at lathe workstation 30, set up a plurality of work pieces simultaneously fast on lathe workstation 30, avoid occupying the effective process time of lathe workstation 30, thereby improve the machining efficiency of digit control machine tool.
Fig. 1 is a schematic structural view of a quick-change device 100 according to the present application, and fig. 2 is another schematic structural view of the quick-change device 100 according to the present application.
Referring to fig. 1, the present application provides a quick-change device 100 for simultaneously changing a plurality of workpieces on a machine tool table 30, the quick-change device 100 comprising a first direction F 1 Locate the auxiliary table 20 of the top of lathe workstation 30, and auxiliary table 20 is used for bearing a plurality of work pieces, and a plurality of quick change bodies 10, a plurality of quick change bodies 10 are located between lathe workstation 30 and the auxiliary table 20, when linking together lathe workstation 30 and auxiliary table 20, guarantee that the plane of auxiliary table 20 is parallel with the surface of lathe workstation 30 to the digit control machine tool is to locating a plurality of work pieces on auxiliary table 20 and is processed.
Each quick-change body 10 comprises a quick-change base 1 arranged on the machine table 30, and a quick-change sub-base 2 arranged on the side of the auxiliary table 20 facing the machine table 30, wherein the quick-change base 1 comprises a first coupling portion 11, the quick-change sub-base 2 comprises a second coupling portion 21 detachably coupled to the first coupling portion 11, and the first coupling portion 11 and the second coupling portion 21 are configured to be able to be coupled to form a quick-change coupling when coupled to each other.
In other words, the end of the quick-change base 1 remote from the first coupling portion 11 is coupled to the machine tool table 30, the end of the quick-change sub-base 2 remote from the second coupling portion 21 is coupled to the auxiliary table 20, the first coupling portion 11 and the second coupling portion 21 of the quick-change base 1 and the quick-change sub-base 2 are oppositely disposed, and quick couplings may be formed to be coupled to each other, so as to correspondingly couple the machine tool table 30 and the quick-change sub-base 2. When the numerical control machine tool is used for processing a plurality of workpieces on one auxiliary table 20 on the machine tool workbench 30, another plurality of workpieces can be arranged on the other auxiliary table 20 within the time, after the numerical control machine tool is processed, the auxiliary table 20 corresponding to the plurality of workpieces processed on the numerical control machine tool is firstly detached from the machine tool workbench 30 through the quick-change device 100, and then the other auxiliary table 20 bearing the plurality of workpieces is arranged on the machine tool workbench 30 through the quick-change device 100 for the next round of processing, so that the plurality of workpieces can be simultaneously arranged on the machine tool workbench 30, the effective working time of the machine tool workbench 30 is improved, and the working efficiency of the numerical control machine tool is improved.
Referring to fig. 1 and 2, the first connecting portion 11 and the second connecting portion 21 are configured to be able to be snapped into each other to form a quick connector. When the auxiliary table 20 and the workpiece need to be replaced on the machine tool workbench 30, the clamping connection between the first connecting portion 11 and the second connecting portion 21 is quickly released, or the first connecting portion 11 and the second connecting portion 21 are clamped to form a quick connector, so that the auxiliary table 20 and the workpiece can be replaced, and the effective working time of the machine tool workbench 30 is saved.
Fig. 3 is a schematic structural view of the quick-change body 10 in the first state of the present application; fig. 4 is a schematic structural view of the quick-change body 10 in the second state of the present application.
Referring to fig. 3 and 4, the first connecting portion 11 includes a groove 111 opening toward the second connecting portion 21 and a latch assembly 112 disposed on a side wall of the groove 111, the second connecting portion 21 includes a locking pin 211 adapted to the latch assembly 112, and the locking pin 211 is configured to be along the first direction F 1 When inserted into the groove 111, it is engaged with the engagement member 112. The transverse width of the locking pin 211 is matched with the groove width of the groove 111, so that the locking pin 211 can be inserted into the groove 111, and then is clamped with the locking pin 211 through the clamping component 112, so as to connect the quick-change base 1 and the quick-change auxiliary base 2.
The first connection portion 11 comprises a plurality of snap-in assemblies 112 arranged at intervals around a central axis of the recess 111, the central axis of the recess 111 being parallel to the first direction F 1 . The plurality of clamping components 112 simultaneously clamp the locking pins 211 of the quick-change auxiliary seat 2, so that the clamping strength between the quick-change base 1 and the quick-change auxiliary seat 2 is enhanced, and the connection between the machine tool workbench 30 and the auxiliary table 20 is more stable and firm.
Referring to fig. 3, a side hole 1111 is disposed on a side wall of the groove 111, the latching assembly 112 includes a ball 1121 disposed through the side hole 1111, and a movable block 1122 movably disposed outside the side hole 1111 along an axial direction of the groove 111, the quick connector has a first state in which the ball 1121 extends into the groove 111 through the side hole 1111 and is latched to the locking pin 211, and the ball 1121 is limited between the locking pin 211 and the movable block 1122 along a radial direction of the groove 111. At this time, the balls 1121 of the snap-fit components 112 are located at one side of the side hole 1111 corresponding to each ball 1121, which is close to the locking pin 211, and are limited between the locking pin 211 and the movable block 1122, so that the balls 1121 are snapped at the locking pin 211, and the locking pin 211 cannot spontaneously extend out of the groove 111, so that the first connection portion 11 and the second connection portion 21 are connected.
The locking pin 211 includes a concave portion 2111 adapted to the ball 1121, and when the quick connector is in the first state, the ball 1121 is engaged in the concave portion 2111 of the locking pin 211. It can be understood that one side of the ball 1121 is snapped into the concave ring portion 2111 of the locking pin 211, and the other side of the ball 1121 is abutted against the movable block 1122, so that the concave ring portion 2111 of the locking pin 211 is limited at the side hole 1111 by the ball 1121 and the movable block 1122, and the locking pin 211 is limited in the groove 111. The machine tool worktable 30 and the auxiliary table 20 are aligned to make the quick-change bases 1 and the quick-change auxiliary bases 2 of the plurality of quick-change devices 100 respectively along the first direction F 1 In contrast, when the corresponding locking pins 211 are inserted into the corresponding grooves 111 and the quick-change couplers of the plurality of quick-change devices 100 disposed between the machine tool table 30 and the auxiliary table 20 are driven to be in the first state, the quick-change bases 1 and the quick-change auxiliary bases 2 of the plurality of quick-change devices 100 can be connected, and the auxiliary table 20 is detachably fixed to the machine tool table 30.
Referring to fig. 4, the quick connector further has a second state, in which the balls 1121 and the locking pins 211 are separated from each other and pass through the side holes 1111 and out of the grooves 111 to be engaged with the movable block 1122. At this time, the balls 1121 all pass out of the recess 111 through the side holes 1111 and are separated from the recessed ring portion 2111 of the lock pin 211, so that the recessed ring portion 2111 is not restricted by the balls 1121 and can be moved relative to the recess111 in a first direction F 1 The locking pin 211 can be removed from the groove 111, so that the first coupling part 11 and the second coupling part 21 are released, and the quick-change base 1 and the quick-change sub-base 2 are released. When the quick couplers of the plurality of quick-change devices 100 provided between the machine tool table 30 and the auxiliary table 20 are simultaneously driven to the second state, the quick-change bases 1 and the quick-change sub-bases 2 of the plurality of quick-change devices 100 are disconnected from each other, and the auxiliary table 20 is detached from the machine tool table 30.
Referring to fig. 3 and 4, the movable block 1122 includes a recess 11221 adapted to the ball 1121, when the quick connector is in the second state, the ball 1121 is engaged with the recess 11221 of the movable block 1122, and the recess 11221 is configured to store the ball 1121, so as to prevent the ball 1121 from protruding out of the side hole 1111 and blocking the locking pin 211 from coming out of the notch 111. When the quick connector is in the second state, the balls 1121 are no longer in abutment with the recessed ring portion 2111 catching the locking pin 211, but are in the side holes 1111 and the recessed portion 11221 of the movable block 1122, so that the locking pin 211 can move in the first direction F 1 Can move freely.
The card connector assembly 112 further comprises a first driving member 1123, the first driving member 1123 is connected with the movable block 1122, and the first driving member 1123 is used for driving the movable block 1122 to move along the axial direction of the groove 111 so as to switch the quick connector between the first state and the second state. When the first driving member 1123 drives the movable block 1122 along the first direction F 1 When the movement causes the recess 11221 of the movable block 1122 to be located at the side hole 1111, the quick connector is in the second state, otherwise the quick connector is in the first state. If the auxiliary table 20 needs to be detached from the machine tool table 30, the first driving assembly drives the quick connector to be in the second state, the recess 11221 is located at the side hole 1111, the ball 1121 penetrates the side hole 1111 to be located at the recess 11221, the locking pin 211 is released, so that the quick-change base 1 and the quick-change sub-base 2 are released from connection, if the auxiliary table 20 and the machine tool table 30 need to be correspondingly connected, after the locking pin 211 is inserted into the groove 111, the first driving assembly drives the quick connector to be in the first state, the movable block 1122 abuts against the ball 1121, so that the ball 1121 is clamped to the ball of the locking pin 211The concave ring portion 2111 clamps the locking pin 211 in the groove 111, completing the clamping fixation.
Referring to fig. 3 and 4, the quick-change base 1 further includes a groove body 12 provided with a groove 111 and a base body 13 disposed around the groove body 12, an accommodating cavity 14 is defined by the groove body 12 and the base body 13, the movable block 1122 is connected between the wall of the groove body 12 and the wall of the accommodating cavity 14 in a sealing manner, the first driving element 1123 includes an air duct 11231 disposed on the base body 13 and an air compressor used for providing compressed air to the air duct 11231, the air duct 11231 is communicated with the accommodating cavity 14, and the air compressor is used for providing a driving force moving along the axial direction of the groove 111 for the movable block 1122 in the accommodating cavity 14 by means of the air duct 11231. It can be understood that the movable block 1122 is connected between the wall of the groove 12 and the wall of the accommodating chamber 14 in a sealing manner, the accommodating chamber 14 is divided into a sealing chamber by the movable block 1122, and a communicating chamber communicated with the air duct 11231, the air duct 11231 communicated with the air compressor is arranged at the communicating chamber, so that the air compressor leads the compressed air into the communicating chamber through the air duct 11231, the movable block 1122 in the accommodating chamber 14 moves along the axial direction of the groove 111 under the pushing of the compressed air, the recess 11221 of the movable block 1122 is located at the side hole 1111 to accommodate the ball 1121 originally clamped to the locking pin 211, and the quick-change base 1 and the quick-change auxiliary base 2 are in the second state.
In some embodiments, the quick-change base 1 further comprises a sealing member 16, the sealing member 16 is disposed between the movable block 1122 and the slot body 12 and the cavity wall of the accommodating chamber 14, forming the above-mentioned sealing chamber and communication chamber, so that the compressed air provided by the air compressor provides a first direction F for the movable block 1122 1 The thrust of the movement.
Referring to fig. 3 and 4, the clamping assembly 112 further includes an elastic member 1124 extending along the axial direction of the groove 111, and the movable block 1122 is connected to the wall of the accommodating chamber 14 through the elastic member 1124. The elastic member 1124 is located at a side of the movable block 1122 far from the sealed cavity, and the elastic member 1124 is in a compressed state to provide a force in the first direction F for the movable block 1122 1 When the first driving member 1123 stops, the elastic member 1124 abuts on the movable block 1122 to push the movable block 1122 by the pushing force moving toward the sealed chamberThe first state is maintained so that the balls 1121 can be caught between the concave ring portion 2111 of the locking pin 211 and the movable block 1122, and the quick-change base 1 and the quick-change sub-base 2 are connected together. At this time, if the quick connector is to be in the second state, the air compressor and the air duct 11231 are used to inflate the air into the sealed cavity, so as to provide a pushing force greater than the elastic force of the elastic member 1124 for the movable block 1122, and the recess 11221 of the movable block 1122 is located at the side hole 1111 to accommodate the ball 1121 originally engaged with the locking pin 211, so that the quick connector is in the second state.
In some embodiments, the quick-change base 1 further comprises an interface 15, which is disposed at an end of the air duct 11231 away from the accommodating chamber 14, and is used for connecting an output end of the air compressor with the air duct 11231.
The quick-change apparatus 100 further comprises a control system and a second driving member, the second driving member is connected to the auxiliary table 20, the control system is electrically connected to the first driving member 1123 and the second driving member, respectively, and the control system is configured to control the second driving member to drive the auxiliary table 20 along the first direction F 1 And for controlling the first driving member 1123 to drive the movable block 1122 to move along the axial direction of the groove 111. Specifically, the control system drives the auxiliary table 20 in the first direction F by controlling the first driving member 1123 1 And moving towards the machine tool workbench 30, controlling the second driving element to drive the quick connector of the quick-change device 100 to be in the second state, aligning the locking pin 211 and inserting the locking pin into the groove 111, and controlling the second driving element to drive the quick connector of the quick-change device 100 to be in the first state, so that the ball 1121 is clamped in the concave ring portion 2111 of the locking pin 211, and thus, the auxiliary table 20 and the machine tool workbench 30 can be locked and connected. Similarly, when the auxiliary table 20 is detached from the machine tool table 30, the control system controls the second driving member to drive the quick connector to be in the second state, and controls the first driving member 1123 to drive the auxiliary table 20 along the first direction F 1 The auxiliary table 20 can be detached from the machine table 30 by moving away from the machine table 30.
In some embodiments, the second driving member comprises a plurality of connecting chains disposed at corners of the auxiliary table 20, and the plurality of connecting chains are controlled to give the auxiliary table 20 the first direction F 1 Remote from machine table 30The driving force may separate the auxiliary table 20 from the machine table 30, and may drive the auxiliary table 20 in a direction different from the first direction F through a plurality of links 1 Away from the machine table 30.
In some embodiments, a plurality of concave portions 201 are provided on the auxiliary table 20, and the concave portions 201 are used for mounting workpieces, so that a plurality of workpieces can be simultaneously mounted on the auxiliary table 20.
In some embodiments, the quick-change apparatus 100 of the present application further includes an auxiliary positioning member 31, where the auxiliary positioning member 31 is disposed on a side of the machining table, and is used to assist the alignment of the quick-change sub-seat 2 of the auxiliary table 20 and the quick-change body 10 on the machining table, so as to facilitate the alignment of the locking pin 211 in the insertion groove 111.
In some embodiments, the quick-change apparatus 100 of the present application further includes a detection system, which is disposed at a side of the machine tool table 30, and is used to detect whether the auxiliary table 20 is aligned with the machine tool table 30 and whether the quick-change apparatus 100 is installed in place, where the detection system may be formed by one or more of an optical sensor, a bluetooth transmitter, a receiver, a pressure sensor, an electromagnetic control valve, and the like.
In some embodiments, machine table 30 of the present application is made of hardened and tempered steel No. 45, and has an overall flatness tolerance of about 0.005 μm, which ensures better connection between machine table 30 and auxiliary table 20 by means of quick change device 100, where "flatness" is defined as the deviation of the height of the macro asperities of machine table 30 from the ideal plane.
When the quick-change device 100 provided by the application needs to replace the auxiliary table 20 and the workpiece, the control system firstly controls the first driving piece 1123 of the clamping assembly 112 between the auxiliary table 20 to be replaced and the machining table, so that the quick connector between the auxiliary table 20 to be replaced and the machining table is changed from the first state to the second state, and then controls the second driving piece to drive the auxiliary table 20 to move along the first direction F 1 To move the auxiliary table 20 away from the machine table. The control system then controls a second drive of a further auxiliary table 20 carrying the green part to drive the auxiliary table 20 along the first driveDirection F 1 And moving, aligning the plurality of quick-change sub-seats 2 of the auxiliary table 20 with the plurality of quick-change bodies 10 of the machine tool workbench 30 by using the auxiliary positioning member 31, controlling the first driving assembly to drive the quick connector to be in the second state, wherein the balls 1121 are located at the recessed portions of the movable blocks 1122, the locking pins 211 can smoothly penetrate into the grooves 111, inserting the locking pins 211 into the grooves 111, and controlling the first driving assembly to drive the movable blocks 1122 to move, so that the quick connector is in the first state, and the balls 1121 protrude out of the side holes 1111 to be clamped in the recessed ring portions 2111 of the locking pins 211, thereby tightly connecting the auxiliary table 20 and the machine tool workbench.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.
Claims (12)
1. A quick-change device for simultaneously changing a plurality of workpieces on a machine tool table, the quick-change device comprising:
the auxiliary table is arranged above the machine tool workbench along a first direction and is used for bearing the plurality of workpieces; and
the quick-change bodies are positioned between the machine tool workbench and the auxiliary platform, each quick-change body comprises a quick-change base arranged on the machine tool workbench and a quick-change auxiliary seat arranged on one side, facing the machine tool workbench, of the auxiliary platform;
wherein the quick-change base comprises a first coupling part and the quick-change sub-base comprises a second coupling part detachably coupled to the first coupling part, the first and second coupling parts being configured to couple to form a quick-change connector when coupled to each other.
2. The quick-change device according to claim 1, characterized in that the first and second coupling portions are configured to be able to snap-fit into each other to form the quick connector upon connection.
3. The quick-change device according to claim 2, characterized in that the first connecting portion comprises a groove with an opening facing the second connecting portion and a clamping assembly arranged on a side wall of the groove;
the second connecting portion include with the stop pin of joint subassembly looks adaptation, the stop pin configuration is followed the first direction insert when the recess with the joint subassembly joint.
4. The quick-change device according to claim 3, wherein the first connecting portion includes a plurality of the snap-fit components arranged at intervals around a central axis of the recess;
the central axis of the groove is parallel to the first direction.
5. The quick-change device according to claim 3, characterized in that side holes are provided on the side walls of the grooves; the clamping assembly comprises a ball penetrating through the side hole and a movable block movably arranged outside the side hole along the axial direction of the groove;
the quick connector has the first state the quick connector is in the first state, the ball passes through the side opening stretches into in the recess to the joint in the stop pin, and follow the radial direction of recess, the ball be spacing in the stop pin with between the movable block.
6. The quick-change device according to claim 5, characterized in that the locking pin comprises a concave ring portion adapted to the ball, the ball being snapped into the concave ring portion of the locking pin in the first state of the quick-coupling.
7. The quick-change device according to claim 5, characterized in that the quick-change connector also has a second state in which the ball and the locking pin are separated from each other and pass out of the groove through the side hole to be snapped on the movable block.
8. The quick-change device according to claim 7, characterized in that the movable block comprises a recess adapted to the ball, the ball being engaged in the recess of the movable block in the second state of the quick coupling.
9. The quick-change device according to claim 7, wherein the snap-fit assembly further includes a first driving member coupled to the movable block, the first driving member being configured to drive the movable block to move along an axial direction of the groove, so that the quick connector can be switched between the first state and the second state.
10. The quick-change device according to claim 9, wherein the quick-change base further comprises a groove body provided with the groove and a base body arranged around the groove body, an accommodating cavity is defined by the groove body and the base body, and the movable block is hermetically connected between the groove body and the cavity wall of the accommodating cavity;
the first driving piece comprises an air duct arranged on the base body and an air compressor used for providing compressed air for the air duct, the air duct is communicated with the accommodating cavity, and the air compressor is used for providing driving force for the movable block in the accommodating cavity to move along the axis direction of the groove by means of the air duct.
11. The quick-change device according to claim 10, characterized in that the clamping assembly further comprises an elastic member extending along the axial direction of the groove, and the movable block is connected with the cavity wall of the accommodating cavity through the elastic member.
12. The quick-change device according to claim 9, further comprising a control system and a second drive member, the second drive member being coupled to the auxiliary table;
the control system is respectively electrically connected with the first driving piece and the second driving piece, and is used for controlling the second driving piece to drive the auxiliary table to move along the first direction and controlling the first driving piece to drive the movable block to move along the axis direction of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310055344.1A CN115971909A (en) | 2023-01-18 | 2023-01-18 | Quick change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310055344.1A CN115971909A (en) | 2023-01-18 | 2023-01-18 | Quick change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115971909A true CN115971909A (en) | 2023-04-18 |
Family
ID=85974135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310055344.1A Pending CN115971909A (en) | 2023-01-18 | 2023-01-18 | Quick change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115971909A (en) |
-
2023
- 2023-01-18 CN CN202310055344.1A patent/CN115971909A/en active Pending
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