CN116197709B - Intelligent milling machine workpiece positioning device and method - Google Patents
Intelligent milling machine workpiece positioning device and method Download PDFInfo
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- CN116197709B CN116197709B CN202310492362.6A CN202310492362A CN116197709B CN 116197709 B CN116197709 B CN 116197709B CN 202310492362 A CN202310492362 A CN 202310492362A CN 116197709 B CN116197709 B CN 116197709B
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention belongs to the technical field of milling machine fixtures, in particular to an intelligent milling machine workpiece positioning device and method. According to the workpiece positioning mechanism, the specific clamping force can be adjusted according to the hardness of the workpiece material, and the stability of workpiece positioning is improved on the premise that the soft workpiece with the material is not deformed due to overlarge clamping force; by the aid of the locking mechanism, after the workpiece positioning mechanism clamps and positions the workpiece according to the set corresponding clamping force, the position of the movable clamping plate can be locked.
Description
Technical Field
The invention belongs to the technical field of milling machine fixtures, and particularly relates to an intelligent milling machine workpiece positioning device and method.
Background
Milling machines are machines that mill a workpiece with a milling cutter. Besides milling planes, grooves, gear teeth, threads and spline shafts, the milling machine can also process complex molded surfaces, has higher efficiency than a planing machine, and is widely applied to mechanical manufacturing and repair departments. In the process of machining a workpiece by the milling machine, the workpiece is required to be clamped and positioned by the clamp.
The Chinese patent with the publication number of CN217316976U discloses a clamp for rapidly positioning and clamping workpieces by a CNC milling machine, which is suitable for workpieces with different specifications by setting the clamping damage prevention function and adjusting different clamping damage prevention forces, and the clamp can prevent the workpieces from being damaged by excessive clamping forces, but has the following defects in the use process: the clamping device cannot lock the position of the tightening clamp plate after clamping the workpiece according to the regulated force, so that the workpiece is easy to be unstable in clamping and even displaced due to false touch in the workpiece processing process, and the workpiece processing quality is affected.
Therefore, it is necessary to invent an intelligent milling machine workpiece positioning device and method to solve the above problems.
Disclosure of Invention
The invention provides an intelligent milling machine workpiece positioning device and method for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an intelligent milling machine work piece positioner, includes milling machine and workstation, the workstation sets up in the below of milling machine cutter, the inside at the base of the common fixed mounting of bottom one end of milling machine and workstation, the same mount pad of top one end of workstation through a plurality of bolts common fixedly connected with, and the both sides of mount pad and workstation all are provided with the bolt hole, the top one end of mount pad is provided with work piece positioning mechanism, one side that work piece positioning device kept away from the milling machine is provided with the locking mechanical system that can lock work piece positioning mechanism.
Further, work piece positioning mechanism includes fixed splint and movable splint, the bottom one end and the mount pad fixed connection of fixed splint, one side that the fixed splint was kept away from to the movable splint is provided with the screw thread seat, and the bottom one end fixed connection of screw thread seat is at the mount pad top, the inside threaded connection of screw thread seat has the threaded rod of knob, the one end that the threaded rod is close to the milling machine extends to the outside of screw thread seat and rotates and be connected with the push pedal, the equal sliding connection in both sides of screw thread seat has the locating lever, two the one end of locating lever all with push pedal fixed connection, the inside sliding connection of push pedal has a pair of pinion rack, and two pinion rack sets up respectively in the top of two locating levers, two the one end that the screw thread seat was kept away from to the pinion rack all passes the push pedal and with movable splint fixed connection.
Further, two the outside of pinion rack has all movably sleeved first spring, and two first springs all set up between push pedal and movable splint, one side that movable splint top one end is close to the push pedal is provided with the recess, the inside rotation of recess is connected with bi-directional screw, and bi-directional screw's one end extends to the outside of movable splint and fixedly connected with rotation handle, bi-directional screw's external screw thread is connected with a pair of articulated piece, two the one end that the articulated piece is close to the push pedal all articulates there is the connecting rod, two the connecting rod is kept away from the articulated one end of piece and is articulated jointly has the T shaped plate, the top of T shaped plate is provided with the regulation chi, and the one end and the movable splint fixed connection of regulation chi, the top one end fixedly connected with of T shaped plate and the pointer of regulation chi cooperation use.
Further, locking mechanical system is including setting up two U-shaped framves between two pinion racks, two the equal fixedly connected with of one end that the movable splint was kept away from to the pinion rack is used with the cooperation of U-shaped frame locating plate, two the equal swivelling joint in inboard of U-shaped frame has the gear with the pinion rack meshing, two the upper and lower both sides of gear all are provided with T shape pole, and the equal sliding connection of two T shape poles is in the inside of U-shaped frame, two pairs of the outside and the common fixedly connected with fly leaf of U-shaped frame of the relative one end of T shape pole all extends, be provided with two second springs between fly leaf and the U-shaped frame, and two second springs are the outside at two T shape poles is cup jointed in the activity respectively, two one side that the fly leaf kept away from each other all is provided with the tooth piece with gear engagement, two the opposite one side of fly leaf all articulates there is a briquetting, two one side fixedly connected with that the T shaped plate is close to the push pedal is contradicted with the briquetting jointly.
Further, an auxiliary meshing mechanism capable of improving the stability of the locking mechanism is arranged between the two toothed plates;
the auxiliary meshing mechanism comprises T-shaped sliding blocks fixedly connected to one side opposite to two tooth blocks, sliding grooves matched with the T-shaped sliding blocks are formed in the surfaces of two movable plates, the sliding grooves are formed in one side opposite to the T-shaped sliding blocks, two fixed blocks matched with the T-shaped sliding blocks are fixedly connected to one side opposite to the movable plates, a third spring is fixedly connected between the fixed blocks and the T-shaped sliding blocks, round pins are fixedly connected to the top ends of the T-shaped sliding blocks, and abutting plates matched with the round pins are fixedly connected to the top ends of the U-shaped frames.
Further, the rubber pad with the anti-slip lines is fixedly connected to one side of the movable clamping plate, which is opposite to the fixed clamping plate, and the two positioning plates are respectively arranged on one side of the two U-shaped frames, which is far away from the push plate.
Further, the T-shaped rod comprises a round rod and a disc arranged at one end of the round rod away from the movable plate, the side section of the pressing block is right trapezoid, an inclined plane in the right trapezoid is arranged on one side opposite to the abutting rod, and one side of the abutting rod away from the movable clamp plate is arranged in an arc shape.
Further, one side of the abutting plate, which is opposite to the round pin, is provided with a regular wave shape, and the cross section of the T-shaped sliding block is of a T shape.
The invention also discloses a positioning method of the intelligent milling machine workpiece positioning device, which comprises the following steps:
s1: according to the specific hardness of the workpiece, the distance between the T-shaped plate and the push plate is adjusted so as to adapt to clamping and positioning of the workpiece with the same hardness;
s2: the workpiece is clamped and fixed on the workbench by using the movable clamping plate and the fixed clamping plate through the matching among the structures in the workpiece positioning mechanism;
s3: simultaneously S2, when the clamping force of the movable clamping plate on the workpiece reaches the set size, the position of the movable clamping plate is locked by using a locking mechanism, so that the phenomenon of unstable clamping caused by false touch of the workpiece in the milling machine processing process is avoided;
s4: and S3, an auxiliary meshing mechanism is used, so that the meshing stability of the tooth block and the gear is ensured and the use stability of the locking mechanism is improved when the locking mechanism is used.
The invention has the technical effects and advantages that:
1. according to the workpiece positioning mechanism, the specific clamping force can be adjusted according to the hardness of the workpiece material, and the stability of workpiece positioning is improved on the premise that the soft workpiece with the material is not deformed due to overlarge clamping force; through being equipped with locking mechanical system, can be after work piece positioning mechanism presss from both sides tight location with the work piece according to the corresponding clamping force clamp of settlement, locks the position of movable clamp plate, avoids the work piece to touch the unstable phenomenon of centre gripping because of the mistake in milling machine course of working, can further improve the stability that work piece positioner was to the work piece location.
2. By arranging the auxiliary meshing mechanism, the invention can ensure the meshing stability between the tooth block and the gear when the locking mechanism is used, avoid the phenomenon that the tooth block and the gear are difficult to mesh, ensure the use stability of the locking mechanism and improve the overall practicability of the workpiece positioning device.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a front view of an embodiment of the present invention;
FIG. 2 illustrates a table and mount split schematic of an embodiment of the present invention;
FIG. 3 is a schematic view showing a structure above a mounting base according to an embodiment of the present invention;
FIG. 4 is a partially exploded view of a workpiece positioning mechanism according to an embodiment of the invention;
FIG. 5 is a partially exploded view of the locking mechanism and auxiliary engagement mechanism of an embodiment of the present invention;
in the figure: 1. milling machine; 2. a work table; 3. a mounting base; 4. a workpiece positioning mechanism; 41. a fixed clamping plate; 42. a movable clamping plate; 43. a screw seat; 44. a threaded rod; 45. a push plate; 46. a positioning rod; 47. a toothed plate; 48. a first spring; 49. a groove; 50. a bidirectional screw; 51. a hinge block; 52. a connecting rod; 53. a T-shaped plate; 54. an adjusting ruler; 55. a pointer; 6. a locking mechanism; 61. a U-shaped frame; 62. a positioning plate; 63. a gear; 64. a T-bar; 65. a movable plate; 66. a second spring; 67. tooth blocks; 68. a push rod; 69. briquetting; 70. a touch-up rod; 8. an auxiliary engagement mechanism; 81. a T-shaped slider; 82. a fixed block; 83. a third spring; 84. round pins; 85. and (3) abutting against the plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
the invention provides an intelligent milling machine workpiece positioning device, which is shown in fig. 1 to 5, and comprises a milling machine 1 and a workbench 2, wherein the workbench 2 is arranged below a cutter of the milling machine 1, one ends of the bottoms of the milling machine 1 and the workbench 2 are fixedly arranged in a base together, one end of the top of the workbench 2 is fixedly connected with the same mounting seat 3 together through a plurality of bolts, bolt holes are formed in both sides of the mounting seat 3 and the workbench 2, a workpiece positioning mechanism 4 is arranged at one end of the top of the mounting seat 3, and a locking mechanism 6 capable of locking the workpiece positioning mechanism 4 is arranged at one side of the workpiece positioning device away from the milling machine 1;
the workpiece positioning mechanism 4 comprises a fixed clamping plate 41 and a movable clamping plate 42, wherein one end of the bottom of the fixed clamping plate 41 is fixedly connected with a mounting seat 3, one side of the movable clamping plate 42, which is far away from the fixed clamping plate 41, is provided with a threaded seat 43, one end of the bottom of the threaded seat 43 is fixedly connected with the top of the mounting seat 3, the interior of the threaded seat 43 is in threaded connection with a threaded rod 44 with a knob, one end of the threaded rod 44, which is close to the milling machine 1, extends to the exterior of the threaded seat 43 and is rotationally connected with a push plate 45, two sides of the threaded seat 43 are both in sliding connection with positioning rods 46, one ends of the two positioning rods 46 are both fixedly connected with the push plate 45, a pair of toothed plates 47 are respectively arranged above the two positioning rods 46, and one ends of the two toothed plates 47, which are far away from the threaded seat 43, both penetrate through the push plate 45 and are fixedly connected with the movable clamping plate 42;
the outside of the two toothed plates 47 is movably sleeved with a first spring 48, the two first springs 48 are arranged between the push plate 45 and the movable clamping plate 42, one side, close to the push plate 45, of one end of the top of the movable clamping plate 42 is provided with a groove 49, the inside of the groove 49 is rotatably connected with a bidirectional screw 50, one end of the bidirectional screw 50 extends to the outside of the movable clamping plate 42 and is fixedly connected with a rotating handle, a pair of hinging blocks 51 are connected with external threads of the bidirectional screw 50, one ends, close to the push plate 45, of the two hinging blocks 51 are hinged with connecting rods 52, one ends, far away from the hinging blocks 51, of the two connecting rods 52 are jointly hinged with a T-shaped plate 53, an adjusting ruler 54 is arranged above the T-shaped plate 53, one end of the adjusting ruler 54 is fixedly connected with the movable clamping plate 42, and one end of the top of the T-shaped plate 53 is fixedly connected with a pointer 55 matched with the adjusting ruler 54;
the locking mechanism 6 comprises two U-shaped frames 61 arranged between the two toothed plates 47, one ends of the two toothed plates 47 far away from the movable clamping plate 42 are fixedly connected with positioning plates 62 matched with the U-shaped frames 61, the inner sides of the two U-shaped frames 61 are rotatably connected with gears 63 meshed with the toothed plates 47, T-shaped rods 64 are arranged on the upper side and the lower side of the two gears 63, the two T-shaped rods 64 are slidably connected inside the U-shaped frames 61, one ends of the two pairs of T-shaped rods 64 extend to the outer sides of the U-shaped frames 61 and are fixedly connected with one movable plate 65 together, two second springs 66 are arranged between the movable plates 65 and the U-shaped frames 61, the two second springs 66 are respectively movably sleeved outside the two T-shaped rods 64, one sides of the two movable plates 65 far away from each other are respectively provided with tooth blocks 67 meshed with the gears 63, one sides of the two movable plates 65 are hinged with push rods 68, one ends of the two push rods 68 far away from the movable plates 65 are hinged with one pressing block 69 together, and one sides of the T53 close to the push plates 45 are fixedly connected with pressing blocks 70 matched with the pressing blocks 69;
the opposite sides of the movable clamping plate 42 and the fixed clamping plate 41 are fixedly connected with rubber pads with anti-slip lines, and two positioning plates 62 are respectively arranged on one side of the two U-shaped frames 61 away from the push plate 45;
the T-shaped rods 64 are composed of a round rod and a disc arranged at one end of the round rod far away from the movable plate 65, the side section of the pressing block 69 is in a right trapezoid shape, an inclined plane in the right trapezoid shape is arranged at one side opposite to the abutting rod 70, and one side of the abutting rod 70 far away from the movable clamp plate 42 is in an arc shape;
when the device is used, a workpiece is required to be placed between the movable clamp plate 42 and the fixed clamp plate 41, then the threaded rod 44 is rotated, so that the threaded rod 44 moves towards the direction approaching the fixed clamp plate 41, the push plate 45 is pushed to move synchronously, so that the push plate 45 pushes the movable clamp plate 42 towards the fixed clamp plate 41 through the two toothed plates 47 and the first springs 48, when two sides of the workpiece respectively collide with the movable clamp plate 42 and the fixed clamp plate 41, the workpiece pushes the movable clamp plate 42 to move towards the direction approaching the push plate 45 when the push plate 45 continues to move towards the fixed clamp plate 41, so that the movable base plate pushes the two toothed plates 47 to move towards the direction of the push plate 45 away from the fixed clamp plate 41, so that the two first springs 48 are compressed, and the workpiece is clamped and fixed on the workbench 2 by using the movable clamp plate 42 and the fixed clamp plate 41;
before the workpiece is clamped, the distance between the T-shaped plate 53 and the push plate 45 can be adjusted according to the specific hardness of the workpiece, during specific adjustment, the bidirectional screw 50 can be rotated, the bidirectional screw 50 drives the two hinged blocks 51 to approach or separate from each other, so that the two hinged blocks 51 drive the T-shaped plate 53 to approach or separate from the push plate 45 through the connecting rod 52, the T-shaped plate 53 drives the pointer 55 to synchronously move, and at the moment, the specific position of the T-shaped plate 53 can be adjusted by observing the specific position of the pointer 55 pointed on the adjusting ruler 54 so as to adapt to clamping and positioning of the workpieces with different hardness;
when the hardness of the workpiece is low and the workpiece cannot be positioned by using high clamping force, the distance between the T-shaped plate 53 and the push plate 45 needs to be increased, and at the moment, when the movable clamping plate 42 approaches the push plate 45 and presses the first spring 48 under the cooperation of the structures, the compression amount of the first spring 48 is smaller, so that the force of the first spring 48 reacting on the movable clamping plate 42 is correspondingly smaller, and the workpiece with smaller hardness can be prevented from being clamped and deformed in advance in the positioning process; when the hardness of the workpiece is high and the workpiece needs to be positioned by using high clamping force, the distance between the T-shaped plate 53 and the push plate 45 needs to be reduced, and at the moment, when the movable clamping plate 42 approaches the push plate 45 and presses the first spring 48 under the cooperation of the structures, the compression amount of the first spring 48 is large, so that the force of the first spring 48 reacting on the movable clamping plate 42 is also large correspondingly, and the phenomenon that the clamping force is insufficient and the workpiece shakes and shifts in the machining process of the workpiece can be prevented when the workpiece is positioned;
after the position of the T-shaped plate 53 is adjusted through the operation, the threaded rod 44 can be rotated through the operation, the workpiece is clamped and positioned through the cooperation between the structures, the T-shaped plate 53 is driven to synchronously move when the movable clamping plate 42 moves towards the direction close to the push plate 45 under the cooperation between the structures, when the T-shaped plate 53 moves to the position abutting against the push plate 45, the movable clamping plate 42 is difficult to move towards the push plate 45, at the moment, the clamping force of the movable clamping plate 42 on the workpiece reaches the set size, and thus, the clamping and positioning of the workpiece by using the proper clamping force are completed;
the toothed plates 47 move towards the push plate 45 away from the fixed clamping plate 41, meanwhile, the two toothed plates 47 respectively drive the gear 63 to rotate through the meshing action with the gear 63, when the T-shaped plate 53 moves towards the direction close to the push plate 45, the T-shaped plate 53 drives the contact rod 70 to synchronously move, when the contact rod 70 moves to the position contacting with the pressing block 69, the contact rod 70 firstly slides on the inclined surface of the pressing block 69 and contacts the pressing block 69 downwards, so that the pressing block 69 pushes the two movable plates 65 to move away from each other through the two push rods 68, the two movable plates 65 push the T-shaped rod 64 to move towards the outside of the U-shaped frame 61 and press the second spring 66, so that the movable pushing toothed block 67 moves towards the gear 63 and meshes with the gear 63, and when the clamping force of the movable clamping plate 42 on a workpiece reaches a set size, the position of the movable clamping plate 42 is fixed through fixing the position of the toothed plate 47, so that the position of the movable clamping plate 42 is limited and fixed, and the stability of the workpiece positioning is improved;
the workpiece positioning mechanism 4 is arranged, so that the specific clamping force can be adjusted according to the hardness of the workpiece material, and the stability of workpiece positioning is improved on the premise that the soft workpiece with the material is ensured not to deform due to overlarge clamping force; through being equipped with locking mechanical system 6, can be after work piece positioning mechanism 4 presss from both sides tight location with the work piece according to the corresponding clamping force who sets for, locks the position of movable clamp plate 42, avoids the work piece to touch the unstable phenomenon of centre gripping because of the mistake in milling machine 1 course of working, can further improve the stability that work piece positioner was to the work piece location.
As shown in fig. 1 to 5, an auxiliary engagement mechanism 8 capable of improving the stability of the locking mechanism 6 is provided between the two toothed plates 47;
the auxiliary meshing mechanism 8 comprises T-shaped sliding blocks 81 fixedly connected to one side opposite to the two tooth blocks 67, sliding grooves matched with the T-shaped sliding blocks 81 are formed in the surfaces of the two movable plates 65, one side opposite to the two T-shaped sliding blocks 81 penetrates through the sliding grooves, fixed blocks 82 matched with the T-shaped sliding blocks 81 are fixedly connected to one side opposite to the two movable plates 65, a third spring 83 is fixedly connected between the fixed blocks 82 and the T-shaped sliding blocks 81 together, round pins 84 are fixedly connected to one ends of the tops of the two T-shaped sliding blocks 81, and abutting plates 85 matched with the round pins 84 are fixedly connected to one ends of the tops of the two U-shaped frames 61;
the opposite side of the abutting plate 85 from the round pin 84 is provided with a regular wave shape, and the cross section of the T-shaped sliding block 81 is T-shaped;
in the process that the tooth block 67 approaches to the gear 63 and is meshed, the movable plate 65 drives the tooth block 67 to synchronously move through the T-shaped sliding block 81, meanwhile, the round pin 84 is driven to synchronously move on one side of the abutting plate 85, when the round pin 84 moves to the protruding position on one side of the abutting plate 85, the round pin 84 pushes the T-shaped sliding block 81 to move towards the fixed block 82 through the abutting action between the round pin 84 and the protruding position and presses the third spring 83, so that the T-shaped sliding block 81 drives the tooth block 67 to synchronously move towards the direction away from the push plate 45, when the round pin 84 moves to the recessed position on one side of the abutting plate 85, the T-shaped sliding block 81 pushes the tooth block 67 to move towards the push plate 45 under the reset action of the third spring 83 and sequentially reciprocates, and in the process that the movable plate 65 drives the tooth plate 47 to approach to the gear 63, the tooth block 67 is driven to reciprocate through the cooperation of the structural members, and the pressing groove position between the tooth block 67 and the gear 63 can be corresponding;
the auxiliary meshing mechanism 8 is arranged, so that the meshing stability between the tooth block 67 and the gear 63 can be ensured when the locking mechanism 6 is used, the phenomenon that the tooth block 67 and the gear 63 are difficult to mesh is avoided, the use stability of the locking mechanism 6 is ensured, and the overall practicability of the workpiece positioning device is improved.
Example 2:
the invention also discloses a positioning method of the intelligent milling machine workpiece positioning device, which comprises the following steps:
s1: according to the specific hardness of the workpiece, the distance between the T-shaped plate 53 and the push plate 45 is adjusted so as to adapt to clamping and positioning of the workpiece with the same hardness;
s2: the workpiece is clamped and fixed on the workbench 2 by the movable clamping plate 42 and the fixed clamping plate 41 through the matching among the structures in the workpiece positioning mechanism 4;
s3: simultaneously with the step S2, when the clamping force of the movable clamping plate 42 on the workpiece reaches the set size, the position of the movable clamping plate 42 is locked by using the locking mechanism 6, so that the phenomenon of unstable clamping caused by false touch of the workpiece in the machining process of the milling machine 1 is avoided;
s4: and S3, an auxiliary meshing mechanism 8 is used, so that the meshing stability of the tooth block 67 and the gear 63 is ensured when the locking mechanism 6 is used, and the use stability of the locking mechanism 6 is improved.
Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides an intelligent milling machine work piece positioner, includes milling machine (1) and workstation (2), its characterized in that: the workbench (2) is arranged below a cutter of the milling machine (1), one ends of the bottoms of the milling machine (1) and the workbench (2) are fixedly installed inside a base together, one end of the top of the workbench (2) is fixedly connected with the same mounting seat (3) together through a plurality of bolts, bolt holes are formed in both sides of the mounting seat (3) and the two sides of the workbench (2), a workpiece positioning mechanism (4) is arranged at one end of the top of the mounting seat (3), and a locking mechanism (6) capable of locking the workpiece positioning mechanism (4) is arranged on one side, far away from the milling machine (1), of the workpiece positioning device;
the workpiece positioning mechanism (4) comprises a fixed clamping plate (41) and a movable clamping plate (42), one end of the bottom of the fixed clamping plate (41) is fixedly connected with a mounting seat (3), one side of the movable clamping plate (42) away from the fixed clamping plate (41) is provided with a threaded seat (43), one end of the bottom of the threaded seat (43) is fixedly connected with the top of the mounting seat (3), the threaded rod (44) with a knob is connected in a threaded manner inside the threaded seat (43), one end of the threaded rod (44) close to the milling machine (1) extends to the outside of the threaded seat (43) and is rotationally connected with a push plate (45), two sides of the threaded seat (43) are both connected with positioning rods (46) in a sliding manner, one end of each positioning rod (46) is fixedly connected with the push plate (45), a pair of toothed plates (47) are connected in a sliding manner inside the push plate (45), one end of each toothed plate (47) away from the threaded seat (43) penetrates through the push plate (45) and is fixedly connected with the corresponding movable clamping plate (42);
the two toothed plates (47) are movably sleeved with first springs (48), the two first springs (48) are arranged between a push plate (45) and a movable clamp plate (42), one side, close to the push plate (45), of one end of the top of the movable clamp plate (42) is provided with a groove (49), a bidirectional screw rod (50) is rotatably connected in the groove (49), one end of the bidirectional screw rod (50) extends to the outside of the movable clamp plate (42) and is fixedly connected with a rotating handle, a pair of hinging blocks (51) are connected with external threads of the bidirectional screw rod (50), one ends, close to the push plate (45), of the two hinging blocks (51) are hinged with connecting rods (52), one ends, far away from the hinging blocks (51), of the two connecting rods (52) are jointly hinged with a T-shaped plate (53), an adjusting ruler (54) is arranged above the T-shaped plate (53), one end of the adjusting ruler (54) is fixedly connected with the movable clamp plate (42), and one end of the T-shaped plate (53) is fixedly connected with a pointer (55) matched with the adjusting ruler (54);
the locking mechanism (6) comprises two U-shaped frames (61) arranged between the two toothed plates (47), one ends of the two toothed plates (47) far away from the movable clamp plate (42) are fixedly connected with positioning plates (62) matched with the U-shaped frames (61), the inner sides of the two U-shaped frames (61) are respectively and rotatably connected with gears (63) meshed with the toothed plates (47), T-shaped rods (64) are respectively arranged on the upper side and the lower side of the two gears (63), the two T-shaped rods (64) are respectively and slidably connected inside the U-shaped frames (61), one ends of the two pairs of T-shaped rods (64) are respectively and fixedly connected with one movable plate (65) which is arranged outside the U-shaped frames (61), two second springs (66) are respectively and movably sleeved outside the two T-shaped rods (64), one sides of the two movable plates (65) are respectively and mutually far away from the gears (63), one ends of the two movable plates (68) are respectively hinged with two movable plates (68) which are respectively arranged on one sides of the two movable plates (65) far away from the two movable plates (68), an abutting rod (70) matched with the pressing block (69) for use is fixedly connected to one side of the T-shaped plate (53) close to the pushing plate (45);
an auxiliary meshing mechanism (8) capable of improving the stability of the locking mechanism (6) is arranged between the two toothed plates (47);
auxiliary engagement mechanism (8) are including fixed connection T shape slider (81) in two tooth piece (67) opposite sides, two spout that uses with T shape slider (81) cooperation is all offered on the surface of fly leaf (65), two spout is all passed to one side that T shape slider (81) is opposite, two fixed block (82) that one side that fly leaf (65) is opposite all fixedly connected with and T shape slider (81) cooperation used, common fixedly connected with third spring (83) between fixed block (82) and T shape slider (81), two equal fixedly connected with round pin (84) in top one end of T shape slider (81), two equal fixedly connected with in top one end of U shape frame (61) is contradicted board (85) with round pin (84) cooperation use.
2. The intelligent milling machine workpiece positioning device according to claim 1, wherein: the movable clamping plate (42) and the fixed clamping plate (41) are fixedly connected with rubber pads with anti-slip lines on the opposite sides, and the two positioning plates (62) are respectively arranged on one sides of the two U-shaped frames (61) far away from the push plate (45).
3. The intelligent milling machine workpiece positioning device according to claim 1, wherein: the T-shaped rod (64) consists of a round rod and a disc arranged at one end of the round rod far away from the movable plate (65), the side section of the pressing block (69) is right trapezoid, an inclined plane in the right trapezoid is arranged at one side opposite to the abutting rod (70), and one side of the abutting rod (70) far away from the movable clamping plate (42) is arc-shaped.
4. The intelligent milling machine workpiece positioning device according to claim 1, wherein: the side of the abutting plate (85) opposite to the round pin (84) is provided with a regular wave shape, and the cross section of the T-shaped sliding block (81) is T-shaped.
5. A positioning method using the intelligent milling machine workpiece positioning device according to any one of claims 1 to 4, characterized in that: the method comprises the following steps:
s1: according to the specific hardness of the workpiece, the distance between the T-shaped plate (53) and the push plate (45) is adjusted so as to adapt to clamping and positioning of the workpiece with the same hardness;
s2: the workpiece clamp is fixed on the workbench (2) by the cooperation of the structures in the workpiece positioning mechanism (4) through the movable clamping plate (42) and the fixed clamping plate (41);
s3: simultaneously S2, when the clamping force of the movable clamping plate (42) on the workpiece reaches the set size, the position of the movable clamping plate (42) is locked by using the locking mechanism (6), so that the phenomenon of unstable clamping caused by false touch of the workpiece in the machining process of the milling machine (1) is avoided;
s4: and simultaneously S3, an auxiliary meshing mechanism (8) is used, so that the meshing stability of the tooth block (67) and the gear (63) is ensured and the use stability of the locking mechanism (6) is improved when the locking mechanism (6) is used.
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| CN117620699A (en) * | 2023-12-14 | 2024-03-01 | 南京普斯曼精密机械有限公司 | Numerical control machine tool for turning and milling composite belt turret |
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| GB8604212D0 (en) * | 1986-02-20 | 1986-03-26 | Carver & Co Eng | Clamps |
| CN207522117U (en) * | 2017-10-29 | 2018-06-22 | 扬州朗达数控设备有限公司 | A kind of clamping device of milling machine |
| CN208147406U (en) * | 2018-04-26 | 2018-11-27 | 潍坊亿林数控科技有限公司 | A kind of plain mille with side folder function |
| CN210147805U (en) * | 2019-06-11 | 2020-03-17 | 成都胜德航科技有限公司 | Clamping device for machining numerical control lathe bearing |
| CN215433726U (en) * | 2021-07-02 | 2022-01-07 | 潜江菲利华石英玻璃材料有限公司 | Lower ingot turning clamp for reducing crystal collision of quartz glass |
| CN217019468U (en) * | 2022-01-19 | 2022-07-22 | 捷宝(天津)模具科技有限公司 | Milling machine chamfering die |
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2023
- 2023-05-05 CN CN202310492362.6A patent/CN116197709B/en active Active
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| GB8604212D0 (en) * | 1986-02-20 | 1986-03-26 | Carver & Co Eng | Clamps |
| CN207522117U (en) * | 2017-10-29 | 2018-06-22 | 扬州朗达数控设备有限公司 | A kind of clamping device of milling machine |
| CN208147406U (en) * | 2018-04-26 | 2018-11-27 | 潍坊亿林数控科技有限公司 | A kind of plain mille with side folder function |
| CN210147805U (en) * | 2019-06-11 | 2020-03-17 | 成都胜德航科技有限公司 | Clamping device for machining numerical control lathe bearing |
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