CN117020719A - Clamp for milling bearing plate - Google Patents
Clamp for milling bearing plate Download PDFInfo
- Publication number
- CN117020719A CN117020719A CN202311303902.8A CN202311303902A CN117020719A CN 117020719 A CN117020719 A CN 117020719A CN 202311303902 A CN202311303902 A CN 202311303902A CN 117020719 A CN117020719 A CN 117020719A
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- 238000003801 milling Methods 0.000 title claims abstract description 35
- 210000001503 joint Anatomy 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 6
- 241000252254 Catostomidae Species 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of milling fixtures, and discloses a fixture for milling a bearing plate, which comprises a plurality of abutting contact structures and an elastic abutting type flow control structure. This a anchor clamps for loading board milling process adopts the gas negative pressure mode to carry out the absorption spacing to the bottom surface of loading board to make the loading board keep steady state in milling process, because its contact surface to the loading board is the bottom surface of loading board only, therefore, it can not influence the top processing space of loading board, the workable scope of loading board when processing has been improved, in addition, the device can provide assorted absorption scope according to the specific structure appearance of loading board, the fixed scope of equipment to specific appearance loading board is improved, its adaptability is improved, and then the application range of equipment is increased.
Description
Technical Field
The invention relates to the technical field of milling fixtures, in particular to a fixture for milling a bearing plate.
Background
The carrier plate is required to be milled in the machining process of the machine tool, and the carrier plate is required to be clamped in the milling process, so that a clamp for corresponding milling is required to be used.
For example, chinese patent publication No. CN213104728U discloses a "rotary locking type clamp for milling", which mainly comprises a milling machine, wherein a strip-shaped workbench is arranged on the milling machine, two clamp mechanisms with the same specification are arranged on the upper surface of the workbench, and the two clamp mechanisms are respectively positioned on two sides of the workbench, and each clamp mechanism comprises two moving blocks arranged on the upper surface of the workbench; this clamp for milling process of rotation locking formula, through two fixture mechanism that set up at the workstation upper surface, when the work piece mills processing, the anchor clamps of usable both sides constantly rotate downwards and lock anchor clamps, make it fix on the workstation with waiting to process, and through a plurality of screw holes that set up at the workstation upper surface, can adjust the position of two fixture mechanism to the work piece of different length is carried out the centre gripping, and then is favorable to milling processing during use.
And above-mentioned clamp for milling of rotation locking formula is when in actual use, take off the spacing bolt on two clamp mechanism, after taking off, adjust the position of two clamp mechanism, after adjusting, constantly rotate down clamp, until clamp to work piece locking, again with the continuous rotation down of three clamp that remains, and to work piece locking, then, insert square recess with two lugs of transparent protection casing bottom, magnet and square recess inside wall inhale, and then make transparent protection casing fix the front side at the workstation, it is difficult to find that above-mentioned clamp for milling of rotation locking formula is when carrying out the centre gripping to the part, need carry out rigid conflict to the upper surface and the side of being gripped part, these surfaces that are contradicted will seriously influence the working space of cutter head, workable space when severely limiting part surface processing.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the clamp for milling the bearing plate, and the bottom surface of the bearing plate is limited in an adsorption mode by adopting a gas negative pressure mode, so that the bearing plate is kept in a stable state in the milling process, and the contact surface of the bearing plate to the bearing plate is only the bottom surface of the bearing plate, so that the upper processing space of the bearing plate is not influenced, the working range of the bearing plate in the processing process is improved, in addition, the device can provide a matched adsorption range according to the specific structural shape of the bearing plate, the fixable range of equipment to the bearing plate with the specific shape is improved, the adaptability of the equipment is improved, the use range of the equipment is further increased, and the technical problems are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the fixture comprises a top support substrate, a support base block fixedly arranged at the bottom of the top support substrate, rectangular cavities arranged in the top support substrate, gas valves arranged in the top support substrate and used for controlling external gas to enter the rectangular cavities, a plurality of longitudinal component mounting grooves which are arranged in the top support substrate and communicated with the rectangular cavities in an equidistant array mode, longitudinal cavities which are arranged in the center of the support base block and communicated with the rectangular cavities, component butt joint channels which are arranged at one side of the support base block and used for communicating the longitudinal cavities, and transverse component mounting grooves which are arranged in the support base block and communicated with the longitudinal cavities, and a plurality of contact structures which correspond to the inside of each longitudinal component mounting groove and are fixedly arranged in the longitudinal component mounting grooves, wherein suckers which can absorb components positioned on the upper surfaces of the longitudinal component mounting grooves after moving downwards at certain intervals are arranged in the longitudinal component mounting grooves; and the elastic interference type flow control structure is fixedly arranged in the transverse component mounting groove, the inside of the structure is provided with a valve rod which prevents external gas from entering the longitudinal cavity under the elastic action of the auxiliary spiral spring, and when the negative pressure intensity in the longitudinal cavity is greater than the elastic intensity of the auxiliary spiral spring, the external gas can enter the longitudinal cavity.
Preferably, the contact structure comprises a longitudinal hollow shell fixedly mounted in the longitudinal component mounting groove, an airtight ring for preventing air from flowing along a gap is sleeved on the circumferential side surface of the longitudinal hollow shell, a longitudinal movable cavity is formed in the longitudinal hollow shell, the centers of the upper end and the lower end of the longitudinal hollow shell are penetrated by a longitudinal movable rod, the longitudinal movable rod can move along the axial direction of the longitudinal hollow shell, a limiting movable plate of an integrated structure is arranged on the periphery of a rod body positioned in the longitudinal movable cavity, a main spiral spring for generating upward elastic pressure on the limiting movable plate is sleeved outside the rod body positioned in the longitudinal movable cavity by the longitudinal movable rod, a sucker of an integrated structure is arranged at the top end of the longitudinal movable rod, a first air flow channel communicated with the bottom port of the longitudinal movable rod and the concave surface of the sucker is attached to the upper end surface of the sucker, a first air flow channel is embedded in the bottom structure of the longitudinal hollow shell at the penetrating periphery of the longitudinal movable rod, and the first air flow channel is communicated with the inner side surface of the longitudinal movable rod.
Preferably, when the upper end surface of the limiting movable plate abuts against the top end of the longitudinal movable cavity, the second gas flow channel is located in the inner ring of the first gas sealing ring, and the opening end of the second gas flow channel is blocked by the inner ring surface of the first gas sealing ring.
Preferably, the elastic interference type flow control structure comprises a horizontal hollow shell, one end of the horizontal hollow shell is inserted into the mounting groove of the transverse component, the periphery of the circumferential surface of the horizontal hollow shell is provided with an integrated structure and can be fixedly arranged on a first fixing plate on the side surface of the supporting base block through bolts, the horizontal hollow shell is internally provided with a gas flow cavity near the central part of the supporting base block, one end of the horizontal hollow shell, which is positioned in the gas flow cavity, is provided with an annular partition plate structure, one end surface of the horizontal hollow shell, which is positioned in the annular partition plate structure, is provided with a hexagonal horizontal movable cavity, a main hexagonal movable plate and an auxiliary hexagonal movable plate which can move along the axial direction of the main hexagonal movable plate and the auxiliary hexagonal movable plate are internally provided with a first gas flow hole and a second gas flow hole which are communicated with the two end surfaces of the main hexagonal movable plate and the auxiliary hexagonal movable plate, an auxiliary helical spring in a compressed state is arranged between the main hexagonal movable plate and the auxiliary hexagonal movable plate, a gas flow pipeline body structure which is communicated with a longitudinal cavity and a gas flow cavity is arranged at one end face inserted into the transverse component mounting groove of the horizontal hollow shell, an airtight ring which is used for preventing gas from flowing along a gap is embedded in the circumferential face of the gas flow pipeline body structure, a component fixing port is arranged in the central area of the other end of the horizontal hollow shell, a first component inserting hole which is communicated with a hexagonal horizontal movable cavity and an external space is arranged in the component fixing port, a second component inserting hole which is communicated with two end faces of the auxiliary hexagonal movable plate is arranged in the center of the second component inserting hole, an elastic sealing ring is embedded in the middle of the auxiliary hexagonal movable plate, the horizontal hollow shell is provided with a plurality of annular array valve holes outside the end face close to the auxiliary hexagonal movable plate, the valve holes are communicated with an external space and the hexagonal horizontal movable cavity, and the end face of the auxiliary hexagonal movable plate, which faces the valve holes, is provided with a valve rod which can be inserted into the valve holes and blocks gas from flowing along a gap.
Preferably, the plate surface size of the main hexagonal movable plate is larger than the diameter of the annular hole of the annular partition plate structure, and the structural appearance of the plate surfaces of the main hexagonal movable plate and the auxiliary hexagonal movable plate is consistent with the structural appearance of the cross section of the hexagonal horizontal movable cavity, and the main hexagonal movable plate and the auxiliary hexagonal movable plate are both of regular hexagonal structures.
Preferably, the gas negative pressure generated by the elastic strength of the secondary coil spring is strong enough to enable the component to be adsorbed.
Preferably, the device further comprises a negative pressure type telescopic structure, the negative pressure type telescopic structure comprises a horizontal hollow rod, one end face of the horizontal hollow rod is provided with an integrated structure and can be fixedly arranged on a second fixing plate of the end face of the component fixing port through bolts, a columnar cavity is formed in the horizontal hollow rod, a pipeline butt joint port is formed in the center of the other end of the horizontal hollow rod, the pipeline butt joint port is communicated with the outside space and one end of the columnar cavity, a piston body capable of axially moving along the columnar cavity is arranged in the columnar cavity of the horizontal hollow rod, one end face of the piston body is fixedly provided with a horizontal telescopic rod penetrating through the corresponding end face of the horizontal hollow rod, a rod body of the horizontal telescopic rod penetrates through the first component inserting hole and the second component inserting hole, and the end portion of the horizontal telescopic rod is fixedly arranged on the corresponding end face of the main hexagonal movable plate through a third fixing plate.
Preferably, one end face of the piston body is abutted against the corresponding end face of the annular partition plate structure when the cylindrical cavity is close to the end face of the second fixing plate.
Preferably, the ball valve type gas unidirectional flow structure is further included, the ball valve type gas unidirectional flow structure comprises a rectangular hollow body arranged in the supporting base block, a spherical cavity is formed in the center of the rectangular hollow body, a gas inlet hole which is communicated with the bottom of the spherical cavity and the longitudinal cavity is formed in the rectangular hollow body, a gas discharge hole which is communicated with the top of the spherical cavity and the butt joint channel of the component is formed in the rectangular hollow body, and the ball valve is placed in the rectangular hollow body.
Preferably, the aperture of the gas inlet hole is consistent with the aperture of the gas outlet hole and is smaller than the sphere diameter of the ball valve, and the sphere diameter of the ball valve is smaller than the cavity diameter of the spherical cavity.
Compared with the prior art, the invention provides the clamp for milling the bearing plate, which has the following beneficial effects:
this a anchor clamps for loading board milling process adopts the gas negative pressure mode to carry out the absorption spacing to the bottom surface of loading board to make the loading board keep steady state in milling process, because its contact surface to the loading board is the bottom surface of loading board only, therefore, it can not influence the top processing space of loading board, the workable scope of loading board when processing has been improved, in addition, the device can provide assorted absorption scope according to the specific structure appearance of loading board, the fixed scope of equipment to specific appearance loading board is improved, its adaptability is improved, and then the application range of equipment is increased.
Drawings
FIG. 1 is a schematic diagram of the present invention in full section;
FIG. 2 is a schematic illustration of the cross-sectional configuration of the contact structure of the present invention;
FIG. 3 is a perspective view of an elastic interference type flow control structure according to the present invention;
FIG. 4 is a perspective view of an elastic interference type flow control structure according to the present invention;
FIG. 5 is a perspective view of an elastic interference type flow control structure according to the present invention;
FIG. 6 is a perspective view of a negative pressure type telescopic structure according to the present invention;
FIG. 7 is a perspective cross-sectional view of a negative pressure type telescopic structure according to the present invention;
FIG. 8 is a perspective view of a one-way flow structure of ball valve type gas in the present invention;
fig. 9 is a perspective cross-sectional view of a one-way flow structure of ball valve type gas in the present invention.
Wherein: 1. a top support substrate; 2. a support base block; 3. a rectangular cavity; 4. a longitudinal cavity; 5. a longitudinal component mounting groove; 6. a component docking channel; 7. a transverse component mounting slot; 8. a contact structure of the contact type; 81. a longitudinal hollow housing; 82. a main coil spring; 83. a longitudinally movable cavity; 84. a longitudinally movable rod; 85. a limiting movable plate; 86. a suction cup; 87. a cushion pad; 88. a first gas flow passage; 89. a second gas flow passage; 810. a first gas seal ring; 9. an elastic abutting type flow control structure; 91. a horizontal hollow housing; 92. a first fixing plate; 93. a gas flow conduit body structure; 94. a secondary hexagonal movable plate; 95. a gas flow cavity; 96. a hexagonal horizontal movable cavity; 97. an annular separator structure; 98. a component-securing port; 99. a first component insertion hole; 910. a valve hole; 911. a main hexagonal movable plate; 912. a first gas flow aperture; 913. a secondary coil spring; 914. a second component insertion hole; 915. an elastic sealing ring; 916. a second gas flow hole; 917. a valve stem; 10. a negative pressure type telescopic structure; 101. a horizontal hollow rod; 102. a second fixing plate; 103. a columnar cavity; 104. a pipe butt joint port; 105. a piston body; 106. a horizontal telescopic rod; 107. a third fixing plate; 11. a ball valve type gas unidirectional flow structure; 111. a rectangular hollow body; 112. a spherical cavity; 113. a gas inlet; 114. a gas discharge hole; 115. a ball valve; 12. and a gas valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
Referring to fig. 1, a fixture for milling a carrier plate includes a top support substrate 1, a support base block 2 fixedly mounted at the bottom of the top support substrate 1, a rectangular cavity 3 disposed in the top support substrate 1, a gas valve 12 mounted in the top support substrate 1 and used for controlling external gas to enter the rectangular cavity 3, a plurality of longitudinal component mounting grooves 5 disposed in the top support substrate 1 and communicated with the rectangular cavity 3 in an equidistant array manner, a longitudinal cavity 4 disposed in the center of the support base block 2 and communicated with the rectangular cavity 3, a component butt joint channel 6 disposed at one side of the support base block 2 and used for communicating with the longitudinal cavity 4, and a transverse component mounting groove 7 disposed in the support base block 2 and communicated with the longitudinal cavity 4.
In order to achieve the adaptive adsorption, referring to fig. 1 and 2, a plurality of contact structures 8 are required to be provided, which are correspondingly and fixedly installed in the interior of each longitudinal component installation groove 5, and are internally provided with suckers 86 which can adsorb components positioned on the upper surface thereof after a certain interval of downward movement, when the carrier plate is placed on the upper surface of the suckers 86 at the corresponding positions, the suction pump is started again, so that after the adsorption strength generated by the negative pressure in the rectangular cavity 3 reaches the adsorption strength, the carrier plate is pressed downwards by the force, and the second gas flow channels 89 extend into the rectangular cavity 3, at this time, the gas positioned in the concave area of the suckers 86 is sucked out, thereby the carrier plate is adsorbed on the upper end surface of the suckers 86, and the second gas flow channels 89 which are not contacted with the carrier plate are in the phenomenon of being blocked by the first gas sealing rings 810, so that the other non-contact sucking discs 86 are in a closed state, and after the carrier plate is adsorbed, the main coil springs 82 at the position are in a compressed state under the action of air pressure, so that the carrier plate is stably clamped, after the milling of the carrier plate is finished, the air sucking pump is closed, and the air valve 12 is manually opened, so that the outside air is supplemented into the rectangular cavity 3, each extruded part is reset under the elastic action of the respective main coil spring 82, the carrier plate can be removed, so that the carrier plate keeps a stable state in the milling process, and the contact surface of the carrier plate with the carrier plate is only the bottom surface of the carrier plate, so that the upper processing space of the carrier plate is not influenced, the working range of the carrier plate in the processing is improved, in addition, the device can provide a matched adsorption range according to the specific structural shape of the carrier plate, the fixable range of the equipment to the bearing plate with the specific shape is improved, the adaptability of the equipment is improved, and the application range of the equipment is further increased.
Care should be taken that: when the bearing plate is placed, the side sucker 86 of the whole structure of the bottom surface of the bearing plate is required to be adjusted, and the leakage of external gas along gaps of parts which are not abutted can not occur due to insufficient contact surfaces between the bottom surface of the bearing plate and the sucker 86.
With respect to the specific structure of the contact structure 8, please refer to fig. 2, the contact structure comprises a longitudinal hollow housing 81 fixedly mounted in the longitudinal component mounting groove 5, an airtight ring for preventing air from flowing along the gap is sleeved on the circumferential side surface of the longitudinal hollow housing 81, a longitudinal movable cavity 83 is disposed in the longitudinal hollow housing 81, the centers of the upper and lower ends of the longitudinal hollow housing 81 are penetrated by a longitudinal movable rod 84, the longitudinal movable rod 84 can move along the axial direction of the longitudinal hollow housing 81, a limiting movable plate 85 with an integrated structure is disposed on the periphery of the rod body in the longitudinal movable cavity 83, a main coil spring 82 for generating upward elastic pressure on the limiting movable plate 85 is sleeved outside the rod body in the longitudinal movable cavity 83, the top end of the longitudinal movable rod 84 is provided with a sucker 86 with an integrated structure, the concave surface and the upper end surface of the sucker 86 are attached with a buffer 87, the center of the longitudinal movable rod 84 is provided with a first gas flow channel 88 communicating the bottom port and the concave surface of the sucker 86, the bottom structure of the longitudinal hollow shell 81 is embedded with a first gas seal ring 810 at the periphery of the through part of the longitudinal movable rod 84, in order to generate gas flow capacity or gas blocking capacity at a specific space position, the upper end surface of the limiting movable plate 85 needs to be made to abut against the top end of the longitudinal movable cavity 83, the second gas flow channel 89 is positioned in the inner ring of the first gas seal ring 810, and the opening end of the second gas flow channel 89 is blocked by the inner ring surface of the first gas seal ring 810, the inside of the longitudinally movable rod 84 is provided with a second gas flow passage 89 communicating with the side surface thereof and the first gas flow passage 88.
In order to prevent the generated negative pressure intensity from causing pressure deformation to the adsorbed bearing plate, please refer to fig. 1, 3, 4 and 5, an elastic interference type flow control structure 9 is required to be provided, and is fixedly installed in the transverse component installation groove 7, the inside of which is provided with a valve rod 917 for preventing external air from entering into the longitudinal cavity 4 under the elastic action of the auxiliary spiral spring 913, and when the negative pressure intensity in the longitudinal cavity 4 is greater than the elastic intensity of the auxiliary spiral spring 913, the external air can enter into the valve rod 917 in the longitudinal cavity 4, when the negative pressure state is formed at the position of the longitudinal cavity 4, suction effect is formed on the valve rod 917 through the first air flow hole 912 and the second air flow hole 916, once the negative pressure intensity is greater than the elastic intensity of the auxiliary spiral spring 913, the auxiliary spiral spring 913 can be compressed, finally the valve rod 917 can be withdrawn from the valve hole 910, and external air can be timely sucked into the longitudinal cavity 4, thereby weakening the suction intensity caused by the negative pressure.
With respect to the specific structure of the elastic interference type flow control structure 9, please refer to fig. 3, 4 and 5, the structure comprises a horizontal hollow shell 91 with one end inserted into the transverse component mounting groove 7, a first fixing plate 92 with an integrated structure is arranged on the periphery of the circumference of the horizontal hollow shell 91 and can be fixedly mounted on the side surface of the support base block 2 through bolts, a gas flow cavity 95 is arranged in the horizontal hollow shell 91 near the center of the support base block 2, an annular partition plate structure 97 is arranged at one end of the horizontal hollow shell 91 located in the gas flow cavity 95, a hexagonal horizontal movable cavity 96 is arranged at one end surface of the annular partition plate structure 97 of the horizontal hollow shell 91, a main hexagonal movable plate 911 and a secondary hexagonal movable plate 94 which can move along the axial direction of the hexagonal horizontal movable cavity 96 are arranged in the horizontal hollow shell 91, the plate bodies of the main hexagonal movable plate 911 and the auxiliary hexagonal movable plate 94 are internally provided with a first gas flow hole 912 and a second gas flow hole 916 which are communicated with the two end surfaces of the main hexagonal movable plate 911 and the auxiliary hexagonal movable plate 94, in order to prevent the rotation phenomenon of the components in the working process, the plate surface size of the main hexagonal movable plate 911 is required to be larger than the annular hole diameter of the annular partition plate structure 97, the structural appearance of the plate surfaces of the main hexagonal movable plate 911 and the auxiliary hexagonal movable plate 94 is consistent with the structural appearance of the cross section of the hexagonal horizontal movable cavity 96 and is in a regular hexagonal structure, an auxiliary spiral spring 913 in a compressed state is arranged between the main hexagonal movable plate 911 and the auxiliary hexagonal movable plate 94, in order to generate enough suction force, the gas negative pressure intensity generated by the elastic intensity of the auxiliary spiral spring 913 is required to be enough for the components to be adsorbed, the horizontal hollow shell 91 is provided with a gas flow pipeline structure 93 which is inserted into one end surface of the inside of the transverse component mounting groove 7 and is communicated with the longitudinal cavity 4 and the gas flow cavity 95, the circumference surface of the gas flow pipeline structure 93 is embedded with a gas sealing ring which prevents gas from flowing along a gap, the central area of the other end of the horizontal hollow shell 91 is provided with a component fixing port 98, the inside of the component fixing port 98 is provided with a first component inserting hole 99 which is communicated with a hexagonal horizontal movable cavity 96 and an external space, the center of the auxiliary hexagonal movable plate 94 is provided with a second component inserting hole 914 which is communicated with two end surfaces of the auxiliary hexagonal movable plate 94, the auxiliary hexagonal movable plate 94 is embedded with an elastic sealing ring 915 at the middle part of the second component inserting hole 914, the horizontal hollow shell 91 is provided with a plurality of annular arrays 910 outside the end surfaces close to the auxiliary hexagonal movable plate 94, the valve hole 910 is communicated with the external space and the hexagonal horizontal movable cavity 96, and the auxiliary hexagonal movable plate 94 is provided with a valve rod which can be inserted into the valve hole 910 and block the gas from flowing along the gap inside the end surface of the valve hole 917 at the end surface facing the valve hole 910.
In order to realize the controllability of the negative pressure intensity by cooperating with the auxiliary coil spring 913, referring to fig. 1, 6 and 7, a negative pressure type telescopic structure 10 needs to be provided, the negative pressure type telescopic structure 10 includes a horizontal hollow rod 101, one end surface of the horizontal hollow rod 101 is provided with an integral structure and a second fixing plate 102 which can be fixedly mounted on the end surface of the component fixing port 98 through bolts, a cylindrical cavity 103 is provided in the horizontal hollow rod 101, a pipe butt joint port 104 is provided in the center of the other end of the horizontal hollow rod 101, the pipe butt joint port 104 is communicated with an external space and one end of the cylindrical cavity 103, a piston body 105 which can move axially along the cylindrical cavity 103 is mounted in the interior of the cylindrical cavity 103, in order to generate a sufficient moving stroke, when the end surface of the piston body 105 is required to be abutted against the end surface of the cylindrical cavity 103 near the end surface of the second fixed plate 102, the end surface of the main hexagonal movable plate 911 is abutted against the corresponding end surface of the annular partition plate structure 97, a horizontal telescopic rod 106 penetrating through the corresponding end surface of the horizontal hollow rod 101 is fixedly installed on the end surface of the piston body 105, the rod body of the horizontal telescopic rod 106 penetrates through the first component inserting hole 99 and the second component inserting hole 914, and the end part is fixedly installed on the corresponding end surface of the main hexagonal movable plate 911 through the third fixed plate 107, the air inlet of the air pump is abutted against the pipe abutting port 104 by the air pump, the negative pressure intensity inside the cylindrical cavity 103 is controlled by the air pump, the sum of the negative pressure intensity and the elastic intensity of the auxiliary spiral spring 913 is the maximum negative pressure intensity which can be accommodated inside the longitudinal cavity 4, the maximum negative pressure intensity which can be contained in the longitudinal cavity 4 can be changed by changing the negative pressure intensity in the columnar cavity 103, so that the negative pressure intensity can be controlled by being matched with the auxiliary spiral spring 913, and the maximum negative pressure intensity can be set according to different types of bearing plates.
In order to realize unidirectional flow control of gas at the part of the component butt joint channel 6 so as to improve stability after the component is adsorbed, please refer to fig. 1, 8 and 9, a ball valve type unidirectional flow structure 11 needs to be arranged, the ball valve type unidirectional flow structure 11 comprises a rectangular hollow body 111 arranged in the support base block 2, a spherical cavity 112 is arranged in the center of the rectangular hollow body 111, a gas inlet hole 113 which is communicated with the bottom of the spherical cavity 112 and the longitudinal cavity 4 is arranged in the rectangular hollow body 111, a gas discharge hole 114 which is communicated with the top of the spherical cavity 112 and the part butt joint channel 6 is arranged in the rectangular hollow body 111, a ball valve 115 is arranged in the spherical cavity 112, the aperture of the ball valve 115 is consistent with the aperture of the gas discharge hole 114 and is smaller than the sphere diameter of the ball valve 115, when the pump is used for sucking, the gas in the longitudinal cavity 4 can flow into the hollow body 112 along the gas inlet hole 113 and the gas discharge hole 114, and the suction force of the suction pump 4 can be prevented from flowing backwards to the inner side of the hollow body 4, and the suction force can be kept in the longitudinal cavity 4 and the longitudinal cavity 115 is stable, and the suction force can be kept in the end of the hollow body 4 is kept in the longitudinal state under the condition of the suction force of the ball valve 115.
When the air pump is used, firstly, the air inlet of the air pump is abutted with the pipeline butt joint port 104, the maximum negative pressure intensity can be contained in the longitudinal cavity 4 through the air pump, the negative pressure intensity is enabled to meet the current requirement, then the supporting base block 2 is fixedly installed in corresponding equipment through bolts, then the component butt joint channel 6 is abutted with the air inlet port of the air pump capable of controlling the vacuum intensity, the air pump is started, after the negative pressure intensity in the longitudinal cavity 4 reaches a proper degree, the carrier plate is pressed downwards by using force, the second air flow channel 89 extends into the rectangular cavity 3, at the moment, air in the concave surface area of the sucker 86 is sucked out, so that the carrier plate is adsorbed on the upper end face of the sucker 86, other second air flow channels 89 which are not contacted with the carrier plate are in a phenomenon of being blocked by the first air sealing ring 810, so that the other non-contacted sucker 86 is in a closed state, and after the carrier plate is adsorbed, the main coil springs 82 at the position are in a compressed state under the action of air pressure, so that the carrier plate is clamped stably, after the negative pressure intensity of the longitudinal cavity 4 reaches a proper degree, the carrier plate is closed, the air is pressed down by the main coil springs 82, and after the carrier plate is closed, and the air is pressed down by the respective main springs, namely, the air springs are pressed down the inside the rectangular cavity 3, and the air is completely, and the air is pressed.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a anchor clamps for loading board milling process, including top supporting baseplate (1), fixed mounting is in supporting base plate (1) bottom support base piece (2), set up in inside rectangle cavity (3) of top supporting baseplate (1), install in inside and be used for controlling external gas and get into inside gas valve (12) of rectangle cavity (3), a plurality of equidistant array settings are in inside and the vertical part mounting groove (5) of intercommunication rectangle cavity (3) of top supporting baseplate (1), set up in supporting base piece (2) center and the vertical cavity (4) of intercommunication rectangle cavity (3), set up in supporting base piece (2) one side and be used for the part butt joint passageway (6) of intercommunication vertical cavity (4) and set up in supporting base piece (2) inside and the horizontal part mounting groove (7) of intercommunication vertical cavity (4), its characterized in that: and also comprises
A plurality of contact structures (8) which are abutted against each other and fixedly installed in the inside of each longitudinal component installation groove (5), and in which sucking discs (86) capable of sucking components located on the upper surfaces of the contact structures after the contact structures move downward at a certain interval are arranged;
and elasticity conflict formula accuse flows structure (9), fixed mounting in the inside of transverse component mounting groove (7), its inside is provided with prevents that external gas from entering into inside vertical cavity (4) under the elastic action of vice coil spring (913), and after vertical cavity (4) inside negative pressure intensity is greater than the elastic strength of vice coil spring (913), can make external gas enter into valve rod (917) inside vertical cavity (4).
2. A fixture for carrier plate milling as claimed in claim 1, wherein: the contact structure (8) comprises a longitudinal hollow shell (81) fixedly arranged in a longitudinal component mounting groove (5), an airtight ring for preventing air from flowing along a gap is sleeved on the circumferential side surface of the longitudinal hollow shell (81), a longitudinal movable cavity (83) is arranged in the longitudinal hollow shell (81), the centers of the upper end and the lower end of the longitudinal hollow shell (81) are penetrated by a longitudinal movable rod (84), the longitudinal movable rod (84) can move along the axial direction of the longitudinal hollow shell (81), the longitudinal movable rod (84) is provided with a limiting movable plate (85) of an integrated structure at the periphery of a rod body in the longitudinal movable cavity (83), a main spiral spring (82) for generating upward elastic pressure on the limiting movable plate (85) is sleeved outside the rod body in the longitudinal movable cavity (83), a sucker (86) of an integrated structure is arranged at the top end of the longitudinal movable rod (84), a concave surface and an upper end surface of the sucker (86) are adhered with a longitudinal movable rod (87), the periphery of the longitudinal movable rod (84) is provided with a first air cushion pad (84) which is embedded in the periphery of the longitudinal movable rod (84), the first air cushion (84) is communicated with the first air cushion (84), the first air cushion (84) is arranged at the periphery of the first air cushion (84), the first air cushion (84) is communicated with the first air cushion (88), the inside of the longitudinally movable rod (84) is provided with a second gas flow passage (89) communicating the side face thereof with the first gas flow passage (88).
3. A fixture for carrier plate milling as claimed in claim 2, wherein: when the upper end face of the limiting movable plate (85) is abutted against the top end of the longitudinal movable cavity (83), the second gas flow channel (89) is located in the inner ring of the first gas sealing ring (810), and the opening end of the second gas flow channel (89) is blocked by the inner ring face of the first gas sealing ring (810).
4. A fixture for carrier plate milling as claimed in claim 1, wherein: the elastic interference type flow control structure (9) comprises a horizontal hollow shell (91) with one end inserted into a transverse component mounting groove (7), a first fixed plate (92) which is of an integrated structure and can be fixedly mounted on the side surface of a supporting base block (2) through bolts is arranged on the periphery of the circumferential surface of the horizontal hollow shell (91), a gas flow cavity (95) is arranged in the horizontal hollow shell (91) near the central position of the supporting base block (2), an annular partition plate structure (97) is arranged at one end of the horizontal hollow shell (91) positioned in the gas flow cavity (95), a hexagonal horizontal movable cavity (96) is arranged at one end surface of the annular partition plate structure (97), a main hexagonal movable plate (911) and an auxiliary hexagonal movable plate (94) which can move along the axial direction of the hexagonal horizontal movable cavity (96) are arranged in the horizontal hollow shell, a first gas flow hole 912 and a second gas flow hole (911) which are communicated with the two end surfaces of the main hexagonal movable plate (916) and the auxiliary hexagonal movable plate (94) are arranged in the horizontal hollow shell, a compression spring (913) is arranged between the main hexagonal movable plate (911) and the auxiliary hexagonal movable plate (94), the horizontal hollow shell (91) is provided with a gas flow pipeline body structure (93) which is inserted into one end face inside a transverse component mounting groove (7) and is communicated with a longitudinal cavity (4) and a gas flow cavity (95), an airtight ring which is used for preventing gas from flowing along a gap is embedded in the circumferential face of the gas flow pipeline body structure (93), a component fixing port (98) is arranged in the central area of the other end of the horizontal hollow shell (91), a first component inserting hole (99) which is communicated with a hexagonal horizontal movable cavity (96) and an external space is arranged in the component fixing port (98), a second component inserting hole (914) which is communicated with two end faces of the auxiliary hexagonal movable plate (94) is arranged in the center of the auxiliary hexagonal movable plate (94), an elastic sealing ring (915) is embedded in the middle of the second component inserting hole (914), a plurality of annular array valve holes (910) are formed in the outer portion of the end face, close to the auxiliary hexagonal movable plate (94), and the inner portion of the valve holes (910) can be blocked along the gap, and the inner portion of the valve holes (910) can be blocked by the auxiliary hexagonal movable plate (94).
5. A fixture for carrier plate milling as recited in claim 4, wherein: the plate surface size of the main hexagonal movable plate (911) is larger than the diameter of the annular hole of the annular partition plate structure (97), and the structural appearance of the plate surfaces of the main hexagonal movable plate (911) and the auxiliary hexagonal movable plate (94) is consistent with the structural appearance of the cross section of the hexagonal horizontal movable cavity (96), and is of a regular hexagonal structure.
6. A fixture for carrier plate milling as recited in claim 4, wherein: the gas negative pressure intensity generated by the elastic intensity of the auxiliary spiral spring (913) is enough to enable the component to be adsorbed.
7. A fixture for carrier plate milling as recited in claim 4, wherein: still include negative pressure formula extending structure (10), negative pressure formula extending structure (10) include horizontal hollow pole (101), the one end face of horizontal hollow pole (101) is provided with the second fixed plate (102) of integral type structure and accessible bolt fixed mounting at part fixed port (98) terminal surface, the inside of horizontal hollow pole (101) is provided with column cavity (103), the other end center of horizontal hollow pole (101) is provided with pipeline butt joint port (104), pipeline butt joint port (104) are in communication with the one end of external space and column cavity (103), piston body (105) that can follow column cavity (103) axial motion are laid to horizontal hollow pole (101) in the inside of column cavity (103), the one end face fixed mounting of piston body (105) has horizontal telescopic link (106) of link up horizontal hollow pole (101) corresponding terminal surface, the body of horizontal telescopic link up first part insertion hole (99) and second part insertion hole (914), and the tip is through third fixed plate (107) fixed mounting in the corresponding of main hexagonal movable plate (911).
8. The fixture for carrier plate milling of claim 7, wherein: when one end face of the piston body (105) is abutted against the end face of the columnar cavity (103) close to the second fixed plate (102), one end face of the main hexagonal movable plate (911) is abutted against the corresponding end face of the annular partition plate structure (97).
9. A fixture for carrier plate milling as claimed in claim 1, wherein: still include ball valve formula gaseous unidirectional flow structure (11), ball valve formula gaseous unidirectional flow structure (11) are including installing in the inside rectangle hollow body (111) of support matrix (2), the center of rectangle hollow body (111) is provided with spherical cavity (112), the inside of rectangle hollow body (111) is provided with the gas access hole (113) of intercommunication spherical cavity (112) bottom and vertical cavity (4), the inside of rectangle hollow body (111) is provided with the gas discharge hole (114) of intercommunication spherical cavity (112) top and part butt joint passageway (6), ball valve (115) are laid to the inside that is located spherical cavity (112) in rectangle hollow body (111).
10. A fixture for carrier plate milling as claimed in claim 9, wherein: the aperture of the gas inlet hole (113) is consistent with the aperture of the gas outlet hole (114) and is smaller than the sphere diameter of the ball valve (115), and the sphere diameter of the ball valve (115) is smaller than the cavity diameter of the spherical cavity (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311303902.8A CN117020719B (en) | 2023-10-10 | 2023-10-10 | Clamp for milling bearing plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311303902.8A CN117020719B (en) | 2023-10-10 | 2023-10-10 | Clamp for milling bearing plate |
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| CN117020719A true CN117020719A (en) | 2023-11-10 |
| CN117020719B CN117020719B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311303902.8A Active CN117020719B (en) | 2023-10-10 | 2023-10-10 | Clamp for milling bearing plate |
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| CN117410893A (en) * | 2023-12-14 | 2024-01-16 | 江苏润集科技有限公司 | Fastener for cable installation |
| CN118513176A (en) * | 2024-07-24 | 2024-08-20 | 洛阳景圭机械科技有限公司 | Clamping device and method for slurry valve production |
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|---|---|
| CN117020719B (en) | 2024-02-06 |
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