CN112192287A - Hydraulic clamp for numerical control lathe and working method thereof - Google Patents
Hydraulic clamp for numerical control lathe and working method thereof Download PDFInfo
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- CN112192287A CN112192287A CN202011090421.XA CN202011090421A CN112192287A CN 112192287 A CN112192287 A CN 112192287A CN 202011090421 A CN202011090421 A CN 202011090421A CN 112192287 A CN112192287 A CN 112192287A
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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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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Abstract
The invention discloses a hydraulic clamp for a numerical control lathe, which comprises a first fixed disk, wherein a fixed shaft is arranged at one side of the first fixed disk, a first oil cylinder is fixedly arranged in the middle of the other side of the first fixed disk through a screw, a second fixed disk is fixedly arranged at one side of the first fixed disk, which is provided with the first oil cylinder, through a fixed rod, a loop bar and a nut, the fixed rod, the loop bar and the nut are arranged at the edges of the first fixed disk and the second fixed disk in a matching way, a first clamp mechanism, a second clamp mechanism and a third clamp mechanism are fixedly arranged at the edge of one side of the second fixed disk, which is far away from the first oil cylinder, a support chassis is movably arranged at the center of one side of the second fixed disk, which is far; after the structure is adopted, the hydraulic clamp of the numerical control lathe can clamp workpieces of different styles and sizes, and is simple in structure, convenient to install and disassemble and capable of saving labor time.
Description
Technical Field
The invention relates to the technical field of hydraulic fixtures, in particular to a hydraulic fixture for a numerical control lathe and a working method thereof.
Background
A device for fixing a processing object to a correct position for receiving processing or detection in a mechanical manufacturing process, which is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short. When a workpiece is machined on a machine tool, in order to enable the surface of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing, the workpiece needs to be installed, positioned, clamped and clamped before machining. The fixture is generally composed of a positioning element for determining the correct position of a workpiece in the fixture, a clamping device, a tool guide element for determining the relative position of a tool and the workpiece or guiding the direction of the tool, an indexing device for machining the workpiece at a plurality of stations in one-time installation, a rotary indexing device and a linear movement indexing device, a connecting element, a fixture base of the fixture body and the like.
The numerical control lathe clamp on the existing market cannot be flexibly disassembled and assembled, and the type of a clamp clamping workpiece is limited, so that the production efficiency is not high, the operation is complex, and the labor intensity of workers is greatly increased.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a hydraulic clamp for a numerically controlled lathe, which comprises first clamp mechanisms symmetrically distributed on a second fixed disc, a clamping table driven by a second oil cylinder to move upwards and matched with a clamping frame I to clamp a workpiece needing to be transversely clamped, wherein the first clamp mechanisms can clamp workpieces with different sizes by the first clamping table and a first V-shaped groove formed in the clamping frame I; the second clamp mechanisms are symmetrically distributed at equal angles, the second clamping table is driven to move downwards through the third oil cylinder, the second clamping table is matched with the third clamping table to clamp the circular workpieces, meanwhile, if the workpieces are smaller in size, the clamping direction of the second clamp mechanisms can be adjusted to clamp the circular workpieces, and the whole second clamp mechanisms can clamp the circular workpieces with different sizes; the third clamp mechanisms are symmetrically distributed, the fourth oil cylinder drives the fourth clamping table to move forwards, the two third clamp mechanisms are matched to clamp workpieces of different types, and meanwhile, the second V-shaped groove enables the third clamp mechanisms to clamp workpieces of different sizes; the third clamp mechanism can also adjust the clamping direction and clamp large-size workpieces; the whole device is simple in structure and convenient to mount and dismount, can meet various clamping conditions, saves labor time and improves labor efficiency.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a hydraulically operated fixture for numerical control lathe, includes first fixed disk, first fixed disk one side is equipped with the fixed axle, there is first hydro-cylinder first fixed disk opposite side middle part through screw fixed mounting, there is the second fixed disk one side of first hydro-cylinder of first fixed disk installation through dead lever, loop bar, nut fixed mounting, dead lever, loop bar, nut cooperation are installed in first fixed disk and second fixed disk edge, one side edge department fixed mounting that first hydro-cylinder was kept away from to the second fixed disk has first anchor clamps mechanism, second anchor clamps mechanism, third anchor clamps mechanism, one side center movable mounting that first hydro-cylinder was kept away from to the second fixed disk has the support chassis, support chassis middle part fixed mounting has the disk.
The first clamp mechanism comprises a first rotary table, a first clamping frame is fixedly mounted at the top of the first rotary table through a first fixing pin, a second oil cylinder is mounted at the center of the top of the first rotary table through a screw fixed device, a first clamping table is fixedly mounted on a moving rod of the second oil cylinder, and the first clamping table is slidably mounted inside the first clamping frame and symmetrically mounted on a second fixing disc.
The second fixture mechanism comprises a second rotary table, a third oil cylinder is fixedly mounted on one side of the top of the second rotary table through a screw, a third clamping table is fixedly mounted on the other side of the top of the second rotary table through a screw, a second clamping table (73) is fixedly connected with a moving rod of the third oil cylinder, and the second fixture mechanism is rotatably mounted on a second fixed disc at intervals of 90 degrees.
Third fixture device includes carousel three, there is the fixed plate three top one side of carousel through two fixed pin fixed mounting, fixed plate one side middle part fixedly connected with baffle, there is the fourth hydro-cylinder, two on one side of the fixed plate connecting partition through screw fixed mounting fourth hydro-cylinder, two one of fourth hydro-cylinder is located the baffle top, and one is located the baffle below, two fourth hydro-cylinder motion bar fixedly connected with ka tai four, two third fixture device symmetry is installed on the second fixed disk.
As a further scheme of the invention: first mounting hole has been seted up in angular rotation such as first fixed disk edge, second fixed disk edge has been seted up in angular rotation such as equidistance, mounting hole one and mounting hole two position one-to-one, the dead lever passes mounting hole two, loop bar, mounting hole one and nut cooperation fixed connection first fixed disk and second fixed disk, the loop bar activity cup joints on the dead lever, the loop bar is located in the middle of first fixed disk and the second fixed disk.
As a further scheme of the invention: the center of the second fixing disc is provided with a through hole, the center of the bottom of the supporting chassis is provided with a threaded hole five, the first oil cylinder moving rod penetrates through the through hole to be in threaded connection with the threaded hole five, the center of the top of the supporting chassis is provided with a mounting groove six, and the magnetic disc is fixedly mounted in the mounting groove six.
As a further scheme of the invention: six mounting grooves I and two mounting grooves two, two have been seted up to the positive edge of second fixed disk two central symmetric distribution of mounting groove, six mounting groove symmetric distribution is in two both sides of mounting groove, mounting groove one bottom center has seted up mounting hole three, mounting groove one bottom edge has seted up fixed orifices one and mounting hole four, mounting hole five has been seted up at mounting groove two bottom centers, fixed orifices two have been seted up at mounting groove two bottom edges, mounting groove three has been seted up at second fixed disk front center, eight clearance grooves have been seted up to angles such as second fixed disk side, keep away the clearance groove bottom and seted up via hole one, fixed mounting has the stop clip in the mounting hole four.
As a further scheme of the invention: the center of the bottom of the first rotary disc is provided with a first rotating shaft, the top of the first rotary disc is symmetrically provided with a fourth mounting groove, one side surface of the first rotary disc is provided with a second threaded hole, two side surfaces in the fourth mounting groove are symmetrically provided with a first pin hole, the first pin hole penetrates through the first rotary disc, the first fixed pin penetrates through the first pin hole and is fixedly arranged in the fourth mounting groove, the edge of the top of the first rotary disc is symmetrically provided with a through hole, two third fixed pins penetrate through the through hole and are fixedly arranged in the second mounting groove, the first rotating shaft is arranged in the fifth mounting hole in a matched manner, the third fixed pin penetrates through the through hole and is arranged in the second fixed hole in a matched manner, two sides of the first clamping table are provided with sliding bosses, the first clamping frame is symmetrically provided with sliding grooves in the inner part, the sliding bosses are arranged in, and the fixing screw penetrates through the first through hole and is in threaded connection with the second threaded hole.
As a further scheme of the invention: the center of the second bottom of the turntable is provided with a second rotating shaft, the first two bottoms of the turntable are symmetrically provided with first clamping grooves, the third two lateral surfaces of the turntable are symmetrically provided with third threaded holes, the edge of the second top of the turntable is symmetrically provided with through holes, the third fixed pin penetrates through the through holes to fixedly install the second turntable in the first mounting groove, the second rotating shaft is installed in the third mounting hole in a matched mode, the third fixed pin penetrates through the through holes to be installed in the first fixed hole in a matched mode, the fixed screw penetrates through the through holes to be connected with the third threaded hole in a threaded mode, and the first.
As a further scheme of the invention: a third rotating shaft is arranged at the center of the bottom of the third rotating disc, two clamping grooves are symmetrically formed in two sides of the bottom of the third rotating disc, a threaded hole four is symmetrically arranged on three side surfaces of the rotating disc, a mounting groove five is arranged on one side of the top of the rotating disc three, two sides of the interior of the mounting groove five are provided with a pin hole II, the pin hole II penetrates through the rotary table III, the fixing pin II penetrates through the pin hole II to fixedly mount the fixing plate in the mounting groove five, through holes are symmetrically formed in the edges of the tops of the three rotating discs, the three fixing pins penetrate through the through holes to fixedly install the three rotating discs in the first installation groove, the rotating shaft III is arranged in the mounting hole III in a matching way, the fixing pin III is arranged in the fixing hole I in a matching way after passing through the hole, the fixing screw penetrates through the first through hole and is connected with the fourth threaded hole in a threaded mode, the second clamping groove is connected to the limiting clamp in a clamped mode, and the V-shaped groove is formed in one side, far away from the fourth oil cylinder, of the fourth clamping table in a transverse and vertical mode.
As a further scheme of the invention: the working method of the hydraulic clamp for the numerical control lathe comprises the following steps:
when a workpiece is transversely clamped, the first clamp mechanisms are fixedly arranged in the second mounting groove through the third fixing pins, the positions of the first clamp mechanisms are fixed through the fixing screws, the two first clamp mechanisms are symmetrically arranged on the second fixing disc, the second oil cylinder is started to drive the first clamping table to move upwards, the workpiece is fixed by matching with the first clamping frame, the first oil cylinder is started at the same time, the position of the supporting chassis is adjusted, and other position surfaces of the workpiece are fixed by matching with the magnetism of the magnetic disc.
When a workpiece is vertically clamped, a third clamp mechanism is fixedly arranged in the first mounting groove through a third fixing pin, the position of the third clamp mechanism is fixed through a fixing screw, two third clamp mechanisms are symmetrically arranged on a second fixing disc, a fourth oil cylinder is started, a clamping table is pushed to move forwards in four directions, the workpiece is clamped through the V-shaped groove II, the first oil cylinder is started at the same time, the position of a supporting chassis is adjusted, and other position surfaces of the workpiece are fixed in cooperation with the magnetism of a magnetic disc; if the size of the workpiece is larger than the set size, taking out the third fixing screw and the third fixing pin, adjusting the third clamp mechanism by 180 degrees, fixing the third fixing screw and the third fixing pin again, starting the fourth oil cylinder, and clamping the inner position surface of the workpiece through the fourth clamping table.
When clamping a ring-shaped workpiece, fixedly installing a second clamp mechanism in a first installation groove through a third fixing pin, fixing the position of the second clamp mechanism through a fixing screw, rotatably installing four second clamp mechanisms on a second fixed disc at intervals of 90 degrees, starting a third oil cylinder, driving a second clamping table to move downwards, fixing the workpiece by matching with the third clamping table, and simultaneously starting a first oil cylinder, adjusting the position of a supporting chassis, matching with the magnetism of a magnetic disc, and fixing other bit surfaces of the workpiece; if the size of the circular workpiece is smaller, the third fixing screw and the third fixing pin are taken out, the second clamp mechanism is adjusted by 180 degrees, the third clamp mechanism is fixed through the third fixing screw and the third fixing pin, the third oil cylinder is started, the second clamping table is driven to move downwards, and the third clamping table is matched with the workpiece to be fixed.
The invention has the beneficial effects that:
1. the first clamp mechanisms symmetrically distributed on the second fixed disc drive the clamping table to move upwards through the second oil cylinder, the first clamping frame is matched to clamp a workpiece needing to be transversely clamped, and the first clamping table and the first V-shaped groove formed in the first clamping frame can enable the first clamp mechanisms to clamp workpieces of different sizes.
2. The second fixture mechanism with the same angle and symmetrical distribution drives the second clamping table to move downwards through the third oil cylinder, the third clamping table can be matched to clamp the circular workpiece, meanwhile, if the workpiece with the smaller size is small, the clamping direction of the second fixture mechanism can be adjusted to clamp the circular workpiece, and the whole second fixture mechanism can clamp the circular workpiece with different sizes.
3. The third clamp mechanisms are symmetrically distributed, the fourth oil cylinder drives the fourth clamping table to move forwards, the two third clamp mechanisms are matched to clamp workpieces of different types, and meanwhile, the second V-shaped groove enables the third clamp mechanisms to clamp workpieces of different sizes; the third clamp mechanism can also adjust the clamping direction and clamp large-size workpieces.
4. The whole device is simple in structure and convenient to mount and dismount, can meet various clamping conditions, saves labor time and improves labor efficiency.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
FIG. 4 is a schematic structural view of a first fixing plate of the present invention;
FIG. 5 is a schematic structural view of a second fixing plate of the present invention;
FIG. 6 is a schematic view of a retaining bar construction according to the present invention;
FIG. 7 is a schematic view of the overall structure of the first clamping mechanism of the present invention;
FIG. 8 is a schematic cross-sectional view of a first clamping mechanism of the present invention;
FIG. 9 is a schematic structural view of a turntable according to the present invention;
FIG. 10 is a schematic view of a chuck structure according to the present invention;
FIG. 11 is a schematic view of the overall structure of a second clamping mechanism according to the present invention;
FIG. 12 is a schematic cross-sectional view of a second clamping mechanism of the present invention;
FIG. 13 is a schematic view of the overall structure of a third clamping mechanism according to the present invention;
FIG. 14 is a schematic cross-sectional view of a third clamping mechanism of the present invention;
FIG. 15 is a schematic view of a fourth embodiment of the chuck of the present invention;
fig. 16 is a schematic diagram of a three-section structure of the turntable according to the present invention.
In the figure: 1. a first fixed disk; 2. fixing the rod; 3. a second fixed disk; 4. a support chassis; 5. a magnetic disk; 6. a first clamp mechanism; 7. a second clamp mechanism; 8. a third clamp mechanism; 9. a first cylinder; 10. a loop bar; 11. a fixed shaft; 12. a first mounting hole; 21. a nut; 31. an empty avoiding groove; 32. a first via hole; 33. a second mounting hole; 34. a first mounting groove; 35. a second mounting groove; 36. a third mounting hole; 37. a first fixing hole; 38. a fourth mounting hole; 39. a third mounting groove; 40. a through hole; 41. a fifth mounting hole; 42. a second fixing hole; 61. a first rotating disc; 62. a first clamping frame; 63. a second cylinder; 64. clamping a first table; 65. a first fixing pin; 71. a second rotating disc; 72. a third oil cylinder; 73. a second clamping table; 74. a third clamping table; 81. a third rotating disc; 82. a fixing plate; 83. a fourth cylinder; 84. a fourth clamping table; 85. a second fixing pin; 86. a partition plate; 100. a fixing pin III; 101. fixing screws; 102. a limiting clamp; 611. a first rotating shaft; 612. a fourth mounting groove; 613. a pin hole I; 614. a second threaded hole; 621. a chute; 641. a V-shaped groove I; 642. a sliding boss; 711. a third threaded hole; 712. a second rotating shaft; 713. a first clamping groove; 811. a fourth threaded hole; 812. a third rotating shaft; 813. a second clamping groove; 814. mounting a groove V; 815. a pin hole II; 841. and a V-shaped groove II.
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.
Referring to fig. 1-16, a hydraulic clamp for a numerically controlled lathe includes a first fixed disk 1, a fixed shaft 11 is disposed on one side of the first fixed disk 1, a first oil cylinder 9 is fixedly mounted in the middle of the other side of the first fixed disk 1 through a screw, a second fixed disk 3 is fixedly mounted on one side of the first fixed disk 1, where the first oil cylinder 9 is mounted, through a fixed rod 2, a loop rod 10 and a nut 21, the fixed rod 2, the loop rod 10 and the nut 21 are cooperatively mounted at the edges of the first fixed disk 1 and the second fixed disk 3, a first clamp mechanism 6, a second clamp mechanism 7 and a third clamp mechanism 8 are fixedly mounted at the edge of one side of the second fixed disk 3, which is far away from the first oil cylinder 9, a support chassis 4 is movably mounted at the center of one side of the second fixed disk 3, which is far away from the first oil cylinder 9, a, the magnetic disk 5 can magnetically fix the workpiece reference surface.
Second anchor clamps mechanism 7 includes carousel two 71, there is third hydro-cylinder 72 carousel two 71 top one side through screw fixed mounting, there is three 74 of ka tai through screw fixed mounting carousel two 71 top opposite sides, third hydro-cylinder 72 motion bar fixedly connected with ka tai two 73, four second anchor clamps mechanism 7 interval 90 rotation is installed on second fixed disk 3, second anchor clamps mechanism 7 can the not unidimensional ring type work piece of clamping.
Third fixture 8 includes carousel three 81, there is fixed plate 82 at carousel three 81 top one side through two 85 fixed pin fixed mounting, fixed plate 82 one side middle part fixedly connected with baffle 86, there is fourth hydro-cylinder 83, two fixed plate 82 connects baffle 86 one side and has through screw fixed mounting fourth hydro-cylinder 83, two fourth hydro-cylinder 83 is located the baffle 86 top, and one is located baffle 86 below, two fourth hydro-cylinder 83 motion bar fixedly connected with ka tai four 84, two the 8 symmetries of third fixture are installed on second fixed disk 3, third fixture 8 can the work piece of the not unidimensional different grade type of clamping.
First 12 mounting holes have been seted up to angular rotation such as 1 edge of first fixed disk, angular rotation such as 3 edges of second fixed disk has seted up mounting hole two 33, mounting hole two 12 and mounting hole two 33 position one-to-one, dead lever 2 passes first 1 fixed disks of mounting hole two 33, loop bar 10, mounting hole 12 and nut 21 cooperation fixed connection and second fixed disk 3, loop bar 10 activity is cup jointed on dead lever 2, loop bar 10 is located in the middle of first fixed disk 1 and second fixed disk 3.
The center of the second fixed disk 3 is provided with a through hole 40, the center of the bottom of the supporting chassis 4 is provided with a threaded hole five, the moving rod of the first oil cylinder 9 penetrates through the through hole 40 to be in threaded connection with the threaded hole five, the center of the top of the supporting chassis 4 is provided with a mounting groove six, the magnetic disk 5 is fixedly mounted in the mounting groove six, and the supporting chassis 4 is movably mounted in a mounting groove three 39.
The edge of the front surface of the second fixed disk 3 is provided with six first mounting grooves 34 and two second mounting grooves 35, the two second mounting grooves 35 are distributed in a central symmetry way, the six first mounting grooves 34 are distributed on two sides of the second mounting grooves 35 in a symmetry way, the center of the bottom of the first mounting groove 34 is provided with a third mounting hole 36, the edge of the bottom of the first mounting groove 34 is provided with a first fixing hole 37 and a fourth mounting hole 38, the center of the bottom of the second mounting groove 35 is provided with a fifth mounting hole 41, the edge of the bottom of the second mounting groove 35 is provided with a second fixing hole 42, the center of the front surface of the second fixed disk 3 is provided with a third mounting groove 39, the side surface of the second fixed disk 3 is provided with eight clearance grooves 31 at equal angles, the first through holes 32 are formed in the bottoms of the empty avoiding grooves 31, the limiting clamps 102 are fixedly mounted in the fourth mounting holes 38, the eight empty avoiding grooves 31 are identical in size and are distributed on the side face of the second fixing disc 3 at equal angular intervals of 45 degrees in a rotating mode.
The center of the bottom of the first rotating disc 61 is provided with a first rotating shaft 611, the top of the first rotating disc 61 is symmetrically provided with a first mounting groove 612, the side of the first rotating disc 61 is provided with a second threaded hole 614, two sides of the inside of the fourth mounting groove 612 are symmetrically provided with a first pin hole 613, the first pin hole 613 penetrates through the first rotating disc 61, the first fixing pin 65 penetrates through the first pin hole 613 to fixedly mount the first clamping frame 62 in the fourth mounting groove 612, the top edge of the first rotating disc 61 is symmetrically provided with a through hole, two fixing pins three 100 penetrate through the through holes to fixedly mount the first rotating disc 61 in the second mounting groove 35, the first rotating shaft 611 is cooperatively mounted in the fifth mounting hole 41, the third fixing pins 100 penetrate through the through holes to be cooperatively mounted in the second fixing holes 42, the two sides of the first clamping table 64 are provided with sliding bosses 642, the inside of the first clamping frame 62, the first clamping table 64 and the first clamping frame 62 are provided with a V-shaped groove 641 on the top surface, the V-shaped groove 641 can be used for clamping workpieces with different sizes, and the fixing screw 101 penetrates through the first through hole 32 and is connected in the second threaded hole 614 in a threaded mode.
The center of the bottom of the second turntable 71 is provided with a second rotating shaft 712, two clamping grooves 713 are symmetrically formed in two bottom sides of the turntable 71, three threaded holes 711 are symmetrically formed in two side surfaces of the turntable 71, through holes are symmetrically formed in the edge of the top of the second turntable 71, two fixing pins 100 penetrate through the through holes to fixedly install the second turntable 71 in the first mounting groove 34, the two rotating shafts 712 are installed in the three mounting holes 36 in a matched mode, the three fixing pins 100 penetrate through the through holes and are installed in the first fixing holes 37 in a matched mode, the fixing screws 101 penetrate through the through holes 32 and are connected in the three threaded holes 711 in a threaded mode, the clamping grooves 713 are connected to the limiting clamp 102 in a clamped mode, and the limiting clamp 102 plays.
The center of the bottom of the third rotating disc 81 is provided with a third rotating shaft 812, two clamping grooves 813 are symmetrically formed in two sides of the bottom of the third rotating disc 81, a fourth threaded hole 811 is symmetrically formed in the side surface of the third rotating disc 81, a fifth mounting groove 814 is formed in one side of the top of the third rotating disc 81, two pin holes 815 are formed in two sides inside the fifth mounting groove 814, the second pin hole 815 penetrates through the third rotating disc 81, the second fixing pin 85 penetrates through the second pin hole 815 to fixedly mount the fixing plate 82 in the fifth mounting groove 814, through holes are symmetrically formed in the edge of the top of the third rotating disc 81, two third fixing pins 100 penetrate through the through holes to fixedly mount the third rotating disc 81 in the first mounting groove 34, the third rotating shaft 812 is mounted in the third mounting hole 36 in a matched manner, the third fixing pin 100 penetrates through the through holes to be mounted in the, the second clamping groove 813 is clamped on the limiting clamp 102, a second V-shaped groove 841 is transversely and vertically formed in one side, far away from the fourth oil cylinder 83, of the fourth clamping table 84, and the second V-shaped groove 841 formed transversely and vertically can clamp workpieces of different styles and sizes.
The working method of the hydraulic clamp for the numerical control lathe comprises the following steps:
according to the first method, when a workpiece is transversely clamped, the first clamp mechanisms 6 are fixedly arranged in the second mounting groove 35 through the third fixing pins 100, the positions of the first clamp mechanisms 6 are fixed through the fixing screws 101, the two first clamp mechanisms 6 are symmetrically arranged on the second fixing disc 3, the second oil cylinder 63 is started to drive the first clamping table 64 to move upwards, the workpiece is fixed through the first clamping frame 62, the first oil cylinder 9 is started at the same time, the position of the supporting chassis 4 is adjusted, and other position faces of the workpiece are fixed through the magnetism of the magnetic disc 5.
When a workpiece is vertically clamped, the third fixture mechanism 8 is fixedly arranged in the first mounting groove 34 through the third fixing pin 100, the position of the third fixture mechanism 8 is fixed through the fixing screw 101, the two third fixture mechanisms 8 are symmetrically arranged on the second fixing disc 3, the fourth oil cylinder 83 is started, the fourth clamping table 84 is pushed to move forwards, the workpiece is clamped through the V-shaped groove two 841, the first oil cylinder 9 is started at the same time, the position of the supporting chassis 4 is adjusted, and other position surfaces of the workpiece are fixed in cooperation with the magnetism of the magnetic disc 5; if the size of the workpiece is larger, the fixing screw 101 and the third fixing pin 100 are taken out, the third clamp mechanism 8 is adjusted by 180 degrees, the third clamp mechanism is fixed again through the fixing screw 101 and the third fixing pin 100, the fourth oil cylinder 83 is started, and the inner position surface of the workpiece is clamped through the fourth clamping table 84.
When a circular workpiece is clamped, the second clamp mechanism 7 is fixedly arranged in the first mounting groove 34 through a third fixing pin 100, the position of the second clamp mechanism 7 is fixed through a fixing screw 101, the four second clamp mechanisms 7 are rotatably arranged on the second fixing disc 3 at intervals of 90 degrees, the third oil cylinder 72 is started to drive the second clamping table 73 to move downwards, the workpiece is fixed by matching with the third clamping table 74, the first oil cylinder 9 is started at the same time, the position of the supporting chassis 4 is adjusted, and other position surfaces of the workpiece are fixed by matching with the magnetism of the magnetic disc 5; if the size of the circular workpiece is smaller, the fixing screw 101 and the fixing pin III 100 are taken out, the second clamp mechanism 7 is adjusted by 180 degrees, the circular workpiece is fixed by the fixing screw 101 and the fixing pin III 100 again, the third oil cylinder 72 is started, the clamping table II 73 is driven to move downwards, and the circular workpiece is fixed by matching with the clamping table III 74.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (8)
1. A hydraulic fixture for a numerical control lathe comprises a first fixed disk (1) and is characterized in that a fixed shaft (11) is arranged on one side of the first fixed disk (1), a first oil cylinder (9) is fixedly installed in the middle of the other side of the first fixed disk (1) through a screw, a second fixed disk (3) is fixedly installed on one side, where the first oil cylinder (9) is installed, of the first fixed disk (1) through a fixed rod (2), a loop bar (10) and a nut (21), the fixed rod (2), the loop bar (10) and the nut (21) are installed on the edges of the first fixed disk (1) and the second fixed disk (3) in a matched mode, a first fixture mechanism (6), a second fixture mechanism (7) and a third fixture mechanism (8) are fixedly installed on the edge of one side, away from the first oil cylinder (9), of the second fixed disk (3), a support chassis (4) is movably installed in the center of one side, away from the first oil cylinder, a magnetic disc (5) is fixedly arranged in the middle of the supporting chassis (4);
the first clamp mechanisms (6) comprise a first rotary table (61), a first clamping frame (62) is fixedly mounted at the top of the first rotary table (61) through a first fixing pin (65), a second oil cylinder (63) is fixedly mounted at the center of the top of the first rotary table (61) through a screw, a first clamping table (64) is fixedly mounted on a moving rod of the second oil cylinder (63), the first clamping table (64) is slidably mounted inside the first clamping frame (62), and the two first clamp mechanisms (6) are symmetrically mounted on a second fixed disc (3);
the second clamp mechanism (7) comprises a second rotary table (71), a third oil cylinder (72) is fixedly mounted on one side of the top of the second rotary table (71) through a screw, a third clamping table (74) is fixedly mounted on the other side of the top of the second rotary table (71) through a screw, a moving rod of the third oil cylinder (72) is fixedly connected with the second clamping table (73), and the four second clamp mechanisms (7) are rotatably mounted on the second fixed disc (3) at intervals of 90 degrees;
third anchor clamps mechanism (8) are including carousel three (81), there is fixed plate (82) carousel three (81) top one side through fixed pin two (85) fixed mounting, fixed plate (82) one side middle part fixedly connected with baffle (86), there is fourth hydro-cylinder (83), two fixed plate (82) connection baffle (86) one side through screw fixed mounting fourth hydro-cylinder (83), two fourth hydro-cylinder (83) one is located baffle (86) top, and one is located baffle (86) below, two fourth hydro-cylinder (83) motion pole fixedly connected with ka tai four (84), two third anchor clamps mechanism (8) symmetry is installed on second fixed disk (3).
2. The hydraulic clamp for the numerically controlled lathe is characterized in that a first mounting hole (12) is formed in the edge of the first fixing disc (1) in an equal-angle rotation mode, a second mounting hole (33) is formed in the edge of the second fixing disc (3) in an equal-angle rotation mode, the first mounting hole (12) corresponds to the second mounting hole (33) in a one-to-one mode, the fixing rod (2) penetrates through the second mounting hole (33), the loop bar (10), the first mounting hole (12) and the nut (21) to be matched and fixedly connected with the first fixing disc (1) and the second fixing disc (3), the loop bar (10) is movably sleeved on the fixing rod (2), and the loop bar (10) is located between the first fixing disc (1) and the second fixing disc (3).
3. The hydraulic clamp for the numerically controlled lathe according to claim 1, wherein a through hole (40) is formed in the center of the second fixing plate (3), a threaded hole five is formed in the center of the bottom of the supporting chassis (4), the moving rod of the first oil cylinder (9) penetrates through the through hole (40) to be in threaded connection with the threaded hole five, a mounting groove six is formed in the center of the top of the supporting chassis (4), and the magnetic disc (5) is fixedly mounted in the mounting groove six.
4. The hydraulic clamp for the numerically controlled lathe is characterized in that six first mounting grooves (34) and two second mounting grooves (35) are formed in the edge of the front face of the second fixed disk (3), the two second mounting grooves (35) are distributed in a central symmetry manner, the six first mounting grooves (34) are distributed on two sides of the second mounting groove (35) in a symmetrical manner, a third mounting hole (36) is formed in the center of the bottom of the first mounting groove (34), a first fixing hole (37) and a fourth mounting hole (38) are formed in the edge of the bottom of the first mounting groove (34), a fifth mounting hole (41) is formed in the center of the bottom of the second mounting groove (35), a second fixing hole (42) is formed in the edge of the bottom of the second mounting groove (35), a third mounting groove (39) is formed in the center of the front face of the second fixed disk (3), and eight clearance grooves (31) are formed in, a first through hole (32) is formed in the bottom of the clearance groove (31), and a limiting clamp (102) is fixedly mounted in the fourth mounting hole (38).
5. The hydraulic clamp for the numerically controlled lathe according to claim 1, wherein a first rotating shaft (611) is arranged at the center of the bottom of the first rotating disc (61), a fourth mounting groove (612) is symmetrically formed in the top of the first rotating disc (61), a second threaded hole (614) is formed in the side of the first rotating disc (61), a first pin hole (613) is symmetrically formed in the inner two sides of the fourth mounting groove (612), the first pin hole (613) penetrates through the first rotating disc (61), the first fixing pin (65) penetrates through the first pin hole (613) to fixedly mount the first clamping frame (62) in the fourth mounting groove (612), a through hole is symmetrically formed in the top edge of the first rotating disc (61), two third fixing pins (100) penetrate through the through hole to fixedly mount the first rotating disc (61) in the second mounting groove (35), and the first rotating shaft (611) is fittingly mounted in the fifth mounting hole (41), fixed pin three (100) pass the via hole cooperation and install in fixed orifices two (42), ka tai (64) both sides are equipped with slip boss (642), spout (621) have been seted up to card frame one (62) inside symmetry, slip boss (642) slidable mounting is in spout (621), card platform one (64) top surface and card frame one (62) inside top surface have been seted up V word groove one (641), and set screw (101) pass via hole one (32) threaded connection in screw hole two (614).
6. The hydraulic clamp for the numerically controlled lathe according to claim 1, wherein a second rotating shaft (712) is arranged in the center of the bottom of the second rotating disc (71), first clamping grooves (713) are symmetrically formed in two sides of the bottom of the second rotating disc (71), third threaded holes (711) are symmetrically formed in the side faces of the second rotating disc (71), through holes are symmetrically formed in the edge of the top of the second rotating disc (71), two third fixing pins (100) penetrate through the through holes to fixedly install the second rotating disc (71) in the first mounting groove (34), the second rotating shaft (712) is installed in the third mounting hole (36) in a matched mode, the third fixing pins (100) penetrate through the through holes to be installed in the first fixing holes (37) in a matched mode, fixing screws (101) penetrate through the first through holes (32) to be connected in the third threaded holes (711), and the first clamping grooves (713) are clamped on.
7. The hydraulic clamp for the numerically controlled lathe according to claim 1, wherein a third rotating shaft (812) is arranged at the center of the bottom of the third rotating disc (81), two clamping grooves (813) are symmetrically formed in two sides of the bottom of the third rotating disc (81), a fourth threaded hole (811) is symmetrically formed in one side of the third rotating disc (81), a fifth mounting groove (814) is formed in one side of the top of the third rotating disc (81), two pin holes (815) are formed in two sides of the interior of the fifth mounting groove (814), the second pin hole (815) penetrates through the third rotating disc (81), the second fixing pin (85) penetrates through the second pin hole (815) to fixedly mount the fixing plate (82) in the fifth mounting groove (814), a through hole is symmetrically formed in the edge of the top of the third rotating disc (81), and the third fixing pin (100) penetrates through the through hole to fixedly mount the third rotating disc (81) in the, rotation axis three (812) cooperation is installed in mounting hole three (36), and fixed pin three (100) pass the via hole cooperation and install in fixed orifices one (37), and fixed screw (101) pass via hole one (32) threaded connection in screw hole four (811), draw-in groove two (813) joint is on spacing clamp (102), draw-in table four (84) are kept away from fourth hydro-cylinder (83) one side and are violently erect and seted up V word groove two (841).
8. A working method of a hydraulic clamp for a numerically controlled lathe is characterized by comprising the following steps:
when a workpiece is transversely clamped, first clamp mechanisms (6) are fixedly arranged in a second mounting groove (35) through a third fixing pin (100), the positions of the first clamp mechanisms (6) are fixed through a fixing screw (101), the two first clamp mechanisms (6) are symmetrically arranged on a second fixing disc (3), a second oil cylinder (63) is started to drive a first clamping table (64) to move upwards, the workpiece is fixed by matching with a first clamping frame (62), meanwhile, the first oil cylinder (9) is started to adjust the position of a supporting chassis (4), and other bit planes of the workpiece are fixed by matching with the magnetism of a magnetic disc (5);
when a workpiece is vertically clamped, a third clamp mechanism (8) is fixedly arranged in a first mounting groove (34) through a third fixing pin (100), the position of the third clamp mechanism (8) is fixed through a fixing screw (101), two third clamp mechanisms (8) are symmetrically arranged on a second fixing disc (3), a fourth oil cylinder (83) is started, a fourth clamping table (84) is pushed to move forwards, the workpiece is clamped through a V-shaped groove II (841), a first oil cylinder (9) is started at the same time, the position of a supporting chassis (4) is adjusted, and other position surfaces of the workpiece are fixed in cooperation with magnetism of a magnetic disc (5); if the size of the workpiece is larger, taking out the fixing screw (101) and the fixing pin III (100), adjusting the third clamp mechanism (8) by 180 degrees, fixing the workpiece through the fixing screw (101) and the fixing pin III (100) again, starting the fourth oil cylinder (83), and clamping the inner position surface of the workpiece through the clamping table IV (84);
when a circular-ring-shaped workpiece is clamped, a second clamp mechanism (7) is fixedly arranged in a first mounting groove (34) through a third fixing pin (100), the position of the second clamp mechanism (7) is fixed through a fixing screw (101), four second clamp mechanisms (7) are rotatably arranged on a second fixing disc (3) at intervals of 90 degrees, a third oil cylinder (72) is started to drive a second clamping table (73) to move downwards, the workpiece is fixed by matching with the third clamping table (74), a first oil cylinder (9) is started at the same time, the position of a supporting chassis (4) is adjusted, the magnetism of a magnetic disc (5) is matched, and other bit planes of the workpiece are fixed; if the size of the circular workpiece is smaller, the fixing screw (101) and the fixing pin III (100) are taken out, the second clamp mechanism (7) is adjusted by 180 degrees, the circular workpiece is fixed by the fixing screw (101) and the fixing pin III (100), the third oil cylinder (72) is started, the clamping table II (73) is driven to move downwards, and the circular workpiece is matched with the clamping table III (74) to fix the circular workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090421.XA CN112192287A (en) | 2020-10-13 | 2020-10-13 | Hydraulic clamp for numerical control lathe and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011090421.XA CN112192287A (en) | 2020-10-13 | 2020-10-13 | Hydraulic clamp for numerical control lathe and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112192287A true CN112192287A (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011090421.XA Withdrawn CN112192287A (en) | 2020-10-13 | 2020-10-13 | Hydraulic clamp for numerical control lathe and working method thereof |
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| Country | Link |
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| CN (1) | CN112192287A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872864A (en) * | 2021-01-16 | 2021-06-01 | 苏州科技大学 | Lower shaft milling clamp |
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| CN210615887U (en) * | 2019-09-26 | 2020-05-26 | 无锡铸阳科技有限公司 | Combined self-positioning and auxiliary clamping device for support |
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| CN111390792A (en) * | 2020-05-13 | 2020-07-10 | 珠海市润星泰电器有限公司 | Combined clamp |
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| US20040080087A1 (en) * | 2002-09-13 | 2004-04-29 | Yhu-Tin Lin | Reconfigurable workholding fixture |
| CH703777A2 (en) * | 2010-09-14 | 2012-03-15 | Parotec Ag | A device for position-defined clamping of an object. |
| CN202607289U (en) * | 2012-05-18 | 2012-12-19 | 国家核电技术有限公司 | Clamping system for clamping annular workpiece |
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Application publication date: 20210108 |