CN109158919A - clamping device - Google Patents
clamping device Download PDFInfo
- Publication number
- CN109158919A CN109158919A CN201811333327.5A CN201811333327A CN109158919A CN 109158919 A CN109158919 A CN 109158919A CN 201811333327 A CN201811333327 A CN 201811333327A CN 109158919 A CN109158919 A CN 109158919A
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- Prior art keywords
- clamping
- oil
- bevel gear
- umbrella
- clamping device
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- 238000007789 sealing Methods 0.000 claims description 66
- 229920001971 elastomer Polymers 0.000 claims description 35
- 238000003860 storage Methods 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007423 decrease Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 56
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate group Chemical group C(C=C)(=O)[O-] NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses clamping devices, are related to chuck apparatus technical field.It include: workbench, controller, actuator, the first driving member, four group of second driving member, the clamping limit sensors being mounted on workpiece, the release limit sensors and two groups of clamp systems being installed on the workbench；First driving member includes drive bevel gear and four driven wheel of differential, and every group of second driving member includes thread lead screw corresponding with driven wheel of differential and nut, and every group of clamp system includes two gripping blocks, is equipped with limit contact in gripping block；Gripping block is mounted on nut, and nut is mounted in thread lead screw, and thread lead screw is mounted on workbench；Thread lead screw is connect with driven wheel of differential, and driven wheel of differential is connect with drive bevel gear, and drive bevel gear is connect with actuator；Drive bevel gear and driven wheel of differential are respectively mounted on the table；Controller is connect with actuator, clamping limit sensors and release limit sensors respectively；The clamping device saves manpower.
Description
Technical Field
The invention relates to the technical field of clamp equipment, in particular to a clamping device.
Background
With the rapid development of manufacturing industry, the technological level in the fields of aerospace, ships, automobiles, construction, chemical engineering and the like in China is also obviously improved. Therefore, higher requirements are provided for the technical level of basic manufacturing equipment in China. The basic manufacturing equipment in China continuously improves the independent innovation capability and simultaneously continuously performs technical improvement and performance optimization on the existing equipment. The improvement of the electromechanical integration degree of basic manufacturing equipment, when high efficiency, high speed and high precision become the mainstream development direction, the enhancement of the safety, stability and precision of mechanical equipment becomes more important; with the continuous development of the processing industry, the number of processing equipment is gradually increased, such as: numerical control lathe, milling machine, longmen etc. also some producers can design the equipment of special some work pieces of processing, if: sheet metal, pipe shaft, and the like.
When plates of electronic devices such as tablet computers are processed, workpieces are often manually clamped for rough machining, and manual clamping of the workpieces is labor-consuming.
Disclosure of Invention
The invention aims to provide a clamping device which can save manpower.
In order to achieve the purpose, the invention provides the following technical scheme:
according to an aspect of the present invention, there is provided a clamping device including: the device comprises a workbench for placing a workpiece, a controller, a driving piece, a first driving piece, four groups of second driving pieces, a clamping limit sensor arranged on the workpiece, a loosening limit sensor arranged on the workbench and two groups of clamping mechanisms; the first transmission piece comprises a driving bevel gear and four driven bevel gears, each group of second transmission pieces comprises a threaded lead screw corresponding to each driven bevel gear and a nut, each group of clamping mechanisms comprises two clamping blocks which are oppositely arranged and correspond to the threaded lead screws, and limiting contacts capable of triggering the loosening limiting sensors are mounted on the clamping blocks;
the clamping block is arranged on the nut, the nut is arranged on the threaded lead screw, and the threaded lead screw is arranged on the workbench;
the threaded screw rod is connected with the driven bevel gear, the driven bevel gear is connected with the driving bevel gear, and the driving bevel gear is connected with the driving piece so that the two oppositely arranged clamping blocks clamp or loosen a workpiece; the driving bevel gear and the driven bevel gear are both arranged on the workbench;
the controller is respectively connected with the driving piece, the clamping limit sensor and the loosening limit sensor; the clamping limit sensor is arranged towards the clamping block.
Furthermore, a rubber buffer block which is contacted with the workpiece is arranged on the clamping block.
Further, the rubber buffer block comprises a rubber buffer block body and a spring;
the spring is arranged in the rubber buffer block body, wherein the length direction of the spring is consistent with the movement direction of the clamping block.
Furthermore, the rubber buffer block body is made of high-elasticity rubber.
Furthermore, the driving bevel gear comprises an umbrella-shaped body and a mounting shaft vertically connected with the umbrella-shaped body; wherein,
gear teeth are arranged at the upper end of the umbrella-shaped body along the circumferential direction of the umbrella-shaped body, and an oil outlet is formed between every two adjacent gear teeth;
an oil storage cavity is arranged in the umbrella-shaped body, and an oil conveying groove is arranged on the outer side of the oil storage cavity; the oil conveying groove is positioned in the umbrella-shaped body and is respectively communicated with the oil outlet and the oil storage cavity;
an oil filling channel communicated with the outside is arranged in the umbrella-shaped body and is communicated with the oil storage cavity; the oil filling channel is provided with an oil cover for sealing or opening the oil filling channel;
and an oil sealing cover for sealing or opening the oil storage cavity is arranged on the surface of the umbrella-shaped body.
Further, the oil seal cover comprises a first cover body and a second cover body;
the extension surface of the first cover body is larger than that of the second cover body, and the second cover body is vertically arranged on the first cover body; the first cover body is in threaded connection with the umbrella-shaped body, and the second cover body covers the oil storage cavity.
Further, the end part of the second cover body, which is in contact with the oil storage cavity, is provided with a sealing ring.
Further, the seal ring comprises a seal ring body, an outer seal lip and an inner seal lip which are arranged on the second cover body;
the outer sealing lip and the inner sealing lip are arranged on the side face of the sealing ring body along the circumferential direction of the sealing ring body;
a V-shaped groove is formed between the outer sealing lip and the inner sealing lip, and a notch of the V-shaped groove is opposite to the sealing ring body;
and a rubber ring is compositely arranged in the V-shaped groove.
Furthermore, the cross-sectional area of the rubber ring is of a crescent structure, the thickness of the rubber ring gradually decreases from the groove bottom of the V-shaped groove to two sides, and a reverse wrapping structure is formed at the top of the V-shaped groove.
Further, the driving member is a motor.
According to the clamping device, when a machining center operator sends a workpiece clamping or loosening instruction through software, an instruction signal is transmitted to the controller through the industrial personal computer, the controller judges the clamping state according to feedback signals of the clamping limit sensor and the loosening limit sensor, if the clamping state is different from the instruction, the controller sends the instruction to the driver, and if the clamping state is the same as the instruction state, the controller does not execute the instruction and simultaneously feeds back the limit signal to the industrial personal computer; when the state is different from the instruction, after the controller receives a clamping or loosening instruction, the controller controls the power supply of the driving piece to be switched on and controls the driving piece to work, the driving piece drives the driving bevel gear to rotate, the driving bevel gear rotates to drive the four driven bevel gears to rotate, the driven bevel gears rotate to drive the screw lead screw to rotate, so that the clamping blocks mounted on the nut linearly move along the length direction of the screw lead screw, and the two oppositely arranged clamping blocks move oppositely when the driving piece turns the same direction, so that the workpiece is clamped or loosened; when the clamping block clamps a workpiece, a clamping limit sensor arranged on the workpiece is triggered by the clamping block, and the clamping limit sensor sends a clamping signal and feeds the clamping signal back to the controller to cut off the power supply of the driving piece; when the clamping block loosens the workpiece, the clamping block moves to the limiting contact to trigger the loosening limiting sensor, and the loosening limiting sensor sends a loosening signal and feeds the loosening signal back to the controller to cut off the power supply of the driving piece; the process enables the clamping block to automatically clamp or loosen the workpiece, and manpower is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic flow chart of a clamping device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a drive bevel gear in the clamping device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of the interior of a drive bevel gear according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a seal ring in the clamping device according to an embodiment of the present invention.
Icon: 10-an industrial personal computer; 20-a controller; 30-a drive member; 301-a motor; 40-a first transmission member; 401 — drive bevel gear; 4011-an umbrella-like body; 4012-installation axis; 4013-gear teeth; 4014-oil outlet; 4015-oil reservoir; 4016-oil transfer groove; 4017-refuel channel; 4018-oil seal cover; 4019-first cover; 4020-a second cover; 402-driven bevel gear; 50-a second transmission member; 501-a threaded lead screw; 60-a clamping limit sensor; 70-loosening limit sensor; 80-a clamping mechanism; 801-clamping block; 90-sealing ring; 901-a seal ring body; 902-outer sealing lip; 903-inner sealing lip; 904-V groove; 905-rubber ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic flow chart of a clamping device according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of a drive bevel gear in the clamping device according to an embodiment of the present invention; FIG. 3 is a schematic structural diagram of the interior of a drive bevel gear according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of a seal ring in the clamping device according to an embodiment of the present invention.
Examples
According to an aspect of the present invention, a clamping device is provided, as shown in fig. 1, fig. 1 is a schematic flow chart of the clamping device provided by the embodiment of the present invention; the method comprises the following steps: a workbench for placing a workpiece, a controller 20, a driving piece 30, a first driving piece 40, four groups of second driving pieces 50, a clamping limit sensor 60 arranged on the workpiece, a loosening limit sensor 70 arranged on the workbench and two groups of clamping mechanisms 80; the first transmission piece 40 comprises a driving bevel gear 401 and four driven bevel gears 402, each group of second transmission pieces 50 comprises a threaded lead screw 501 corresponding to the driven bevel gears 402 and a nut, each group of clamping mechanisms 80 comprises two opposite clamping blocks 801 corresponding to the threaded lead screws 501, and the clamping blocks 801 are provided with limiting contacts capable of triggering and loosening the limiting sensors 70;
the clamping block 801 is arranged on a nut, the nut is arranged on a threaded lead screw, and the threaded lead screw 501 is arranged on a workbench;
the threaded screw 501 is connected with a driven bevel gear 402, the driven bevel gear 402 is connected with a driving bevel gear 401, and the driving bevel gear 401 is connected with a driving piece 30 so that the two clamping blocks 801 clamp or loosen a workpiece; the driving bevel gear 401 and the driven bevel gear 402 are both mounted on a workbench;
the controller 20 is connected with the driving member 30, the clamping limit sensor 60 and the loosening limit sensor 70, respectively; the clamping limit sensor 60 is disposed toward the clamping block 801.
According to the clamping device, when a machining center operator sends a workpiece clamping or loosening instruction through software, an instruction signal is transmitted to the controller 20 through the industrial personal computer 10, the controller 20 judges a clamping state according to feedback signals of the clamping limit sensor 60 and the loosening limit sensor 70, if the state is different from the instruction, the controller 20 sends an instruction to drive, and if the clamping state is the same as the instruction state, the instruction is not executed, and meanwhile, a limit signal is fed back to the industrial personal computer 10; when the state is different from the instruction, after the controller 20 receives a clamping or loosening instruction, the controller 20 controls the power supply of the driving part 30 to be turned on, the driving part 30 controls the driving part 30 to work, the driving part 30 drives the driving bevel gear 401 to rotate, the driving bevel gear 401 rotates to drive the four driven bevel gears 402 to rotate, the driven bevel gears 402 rotate to drive the screw lead screw to rotate, so that the clamping blocks 801 mounted on the nut linearly move along the length direction of the screw lead screw, and the two oppositely arranged clamping blocks 801 move oppositely when the driving part 30 turns the same direction, so that the workpiece is clamped or loosened; when the clamping block 801 clamps the workpiece, the clamping limit sensor 60 mounted on the workpiece is triggered by the clamping block 801, and the clamping limit sensor 60 sends a clamping signal and feeds the clamping signal back to the controller 20 to cut off the power supply of the driving element 30; when the clamping block 801 releases the workpiece, the clamping block 801 moves to the limit contact to trigger the release limit sensor 70, and the release limit sensor 70 sends out a release signal and feeds back the release signal to the controller 20 to cut off the power supply of the driving element 30; the process enables the clamping block 801 to automatically clamp or loosen the workpiece, so that manpower is saved;
it should be noted that the clamping device includes two sets of clamping mechanisms 80, each set of clamping mechanism 80 includes two oppositely disposed clamping blocks 801, and the positions of the four clamping blocks 801 may be: two clamping blocks 801 are arranged on one side surface of the workpiece, the other two clamping blocks 801 are arranged on the other side surface of the workpiece, or each clamping block 801 is arranged on one side surface of the workpiece, preferably, each clamping piece is arranged on one side surface of the workpiece, so that the clamping force on the workpiece is further improved; wherein, the driving member 30 is a motor 301.
According to one embodiment of the clamping device of the present invention, the clamping block 801 is provided with a rubber bumper that contacts the workpiece.
According to the novel clamping device, when the clamping block 801 clamps the workpiece, in order to avoid the damage of the clamping block 801 to the workpiece, a rubber buffer block which is in contact with the workpiece is arranged on the clamping block 801, and the rubber buffer block is arranged towards the workpiece and is used for buffering the workpiece;
specifically, the rubber buffer block comprises a rubber buffer block body and a spring;
the spring is arranged in the rubber buffer block body, wherein the length direction of the spring is consistent with the movement direction of the clamping block 801;
the setting of spring makes rubber buffer block still can play the cushioning effect after ageing.
Wherein, the material that rubber buffer block body adopted is high elastic rubber.
According to an embodiment of the clamping device of the present invention, as shown in fig. 2 and 3, fig. 2 is a schematic structural diagram of a drive bevel gear in the clamping device provided by an embodiment of the present invention; FIG. 3 is a schematic structural diagram of the interior of a drive bevel gear according to an embodiment of the present invention; the driving bevel gear comprises an umbrella-shaped body 4011 and a mounting shaft 4012 which is vertically connected with the umbrella-shaped body 4011 and is connected with the driving piece 30; wherein,
along the circumferential direction of the umbrella-shaped body 4011, gear teeth 4013 are arranged at the upper end of the umbrella-shaped body 4011, and an oil outlet 4014 is arranged between every two adjacent gear teeth 4013;
an oil storage cavity 4015 is formed in the umbrella-shaped body 4011, and an oil conveying groove 4016 is formed outside the oil storage cavity 4015; the oil delivery groove 4016 is positioned inside the umbrella-shaped body 4011 and is respectively communicated with the oil outlet 4014 and the oil storage cavity 4015;
an oil filling channel 4017 communicated with the outside is arranged inside the umbrella-shaped body 4011, and the oil filling channel 4017 is communicated with an oil storage cavity 4015; an oil cover used for sealing or opening the oil filling channel 4017 is arranged on the oil filling channel 4017;
the surface of the umbrella body 4011 is mounted with an oil seal 4018 for sealing or opening the oil reservoir 4015.
According to the clamping device, when the clamping device is used, the oil storage cavity 4015 is used for storing lubricating oil, the oil can be filled into the oil storage cavity 4015 through the oil filling channel 4017, the storage amount of the lubricating oil in the oil storage cavity 4015 is ensured, and the oil filling is convenient and quick; an oil seal cover 4018 is installed on the surface of the umbrella-shaped body 4011 and used for sealing the oil storage chamber 4015; when carrying out rotatory work, the inside lubricating oil of oil storage chamber 4015 is under the effect of centrifugal force, discharges through oil delivery groove 4016 and oil outlet 4014 to gear teeth 4013 is lubricated, reduces the wearing and tearing on gear teeth 4013 surface, can improve its life.
Specifically, as shown in fig. 3, fig. 3 is a schematic structural diagram of an interior of a drive bevel gear according to an embodiment of the present invention; the oil seal cover 4018 comprises a first cover 4019 and a second cover 4020;
the extension surface of the first cover 4019 is larger than that of the second cover 4020, and the second cover 4020 is vertically installed on the first cover 4019; the first cover 4019 is screwed to the umbrella body 4011, and the second cover 4020 covers the oil reservoir 4015.
According to an embodiment of the clamping device of the present invention, as shown in fig. 3, a seal ring 90 is provided at an end of a second cover 4020 which is in contact with an oil reservoir 4015.
According to the clamping device disclosed by the invention, the sealing ring 90 realizes the sealing between the oil sealing cover 4018 and the oil storage cavity 4015 under the action of the elasticity of the sealing ring, so that the sealing property of the oil storage cavity 4015 is improved, and oil leakage is prevented;
specifically, as shown in fig. 4, fig. 4 is a schematic structural diagram of a sealing ring in the clamping device according to an embodiment of the present invention; the sealing ring 90 comprises a sealing ring 90 body arranged on the second cover 4020, an outer sealing lip 902 and an inner sealing lip 903;
along the circumferential direction of the sealing ring 90 body, the side surface of the sealing ring 90 body is provided with an outer sealing lip 902 and an inner sealing lip 903;
a V-shaped groove 904 is formed between the outer sealing lip 902 and the inner sealing lip 903, and the notch of the V-shaped groove 904 is opposite to the sealing ring 90 body;
a rubber ring 905 is arranged in the V-shaped groove 904.
When in sealing, the outer sealing lip and the inner sealing lip 903 are compressed, and a V-shaped groove 904 is formed between the outer sealing lip 902 and the inner sealing lip 903, so that the sealing surface of the outer sealing lip 902 and the inner sealing lip 903 in contact with the oil storage cavity 4015 is widened, and the sealing surface of the sealing ring 90 in contact with the oil storage cavity 4015 is widened, so that the sealing effect of the sealing ring 90 is good, meanwhile, a rubber ring 905 is compositely arranged in the V-shaped groove 904, the extending performance of the outer sealing lip 902 and the inner sealing lip 903 during sealing can be improved, the outer sealing lip 902 and the inner sealing lip 903 are better in contact with the sealing surface, and the sealing effect of the sealing ring 90 is good;
wherein, the material of the sealing ring 90 body is acrylate rubber or hydrogenated nitrile rubber; the rubber ring 905 is made of a methyl vinyl silicone rubber ring 905;
according to one embodiment of the clamping device of the present invention, the cross-sectional area of the rubber ring 905 is a crescent structure, the thickness of the rubber ring 905 gradually decreases from the bottom to the two sides of the V-shaped groove 904, and a reverse-wrapping structure is formed at the top of the V-shaped groove 904.
According to the clamping device of the present invention, the turn-up structure is formed at the top of the V-groove 904 in order to prevent the rubber ring 905 from falling off and to improve the elongation of the seal ring 90.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. Clamping device, its characterized in that includes: the device comprises a workbench for placing a workpiece, a controller, a driving piece, a first driving piece, four groups of second driving pieces, a clamping limit sensor arranged on the workpiece, a loosening limit sensor arranged on the workbench and two groups of clamping mechanisms; the first transmission piece comprises a driving bevel gear and four driven bevel gears, each group of second transmission pieces comprises a threaded lead screw corresponding to each driven bevel gear and a nut, each group of clamping mechanisms comprises two clamping blocks which are oppositely arranged and correspond to the threaded lead screws, and limiting contacts capable of triggering the loosening limiting sensors are mounted on the clamping blocks;
the clamping block is arranged on the nut, the nut is arranged on the threaded lead screw, and the threaded lead screw is arranged on the workbench;
the threaded screw rod is connected with the driven bevel gear, the driven bevel gear is connected with the driving bevel gear, and the driving bevel gear is connected with the driving piece so that the two clamping blocks clamp or loosen a workpiece; the driving bevel gear and the driven bevel gear are both arranged on the workbench;
the controller is respectively connected with the driving piece, the clamping limit sensor and the loosening limit sensor; the clamping limit sensor is arranged towards the clamping block.
2. The clamping device as claimed in claim 1, wherein the clamping block is provided with a rubber buffer block for contacting the workpiece.
3. The clamping device as claimed in claim 2, wherein said rubber bumper comprises a rubber bumper body and a spring;
the spring is arranged in the rubber buffer block body, wherein the length direction of the spring is consistent with the movement direction of the clamping block.
4. The clamping device as claimed in claim 3, wherein the rubber bumper body is made of high-elasticity rubber.
5. The clamping device as recited in claim 1, wherein the drive bevel gear includes an umbrella body and a mounting shaft perpendicularly connected to the umbrella body; wherein,
gear teeth are arranged at the upper end of the umbrella-shaped body along the circumferential direction of the umbrella-shaped body, and an oil outlet is formed between every two adjacent gear teeth;
an oil storage cavity is arranged in the umbrella-shaped body, and an oil conveying groove is arranged on the outer side of the oil storage cavity; the oil conveying groove is positioned in the umbrella-shaped body and is respectively communicated with the oil outlet and the oil storage cavity;
an oil filling channel communicated with the outside is arranged in the umbrella-shaped body and is communicated with the oil storage cavity; the oil filling channel is provided with an oil cover for sealing or opening the oil filling channel;
and an oil sealing cover for sealing or opening the oil storage cavity is arranged on the surface of the umbrella-shaped body.
6. The clamping device as claimed in claim 5, wherein the oil seal cover includes a first cover body and a second cover body;
the extension surface of the first cover body is larger than that of the second cover body, and the second cover body is vertically arranged on the first cover body; the first cover body is in threaded connection with the umbrella-shaped body, and the second cover body covers the oil storage cavity.
7. The clamping device as claimed in claim 6, wherein the end of said second cover body in contact with said oil reservoir is provided with a sealing ring.
8. The clamping device as recited in claim 7, wherein the seal ring includes a seal ring body, an outer seal lip, and an inner seal lip disposed on the second cover;
the outer sealing lip and the inner sealing lip are arranged on the side face of the sealing ring body along the circumferential direction of the sealing ring body;
a V-shaped groove is formed between the outer sealing lip and the inner sealing lip, and a notch of the V-shaped groove is opposite to the sealing ring body;
and a rubber ring is compositely arranged in the V-shaped groove.
9. The clamping device as claimed in claim 8, wherein the cross-sectional area of the rubber ring is a crescent structure, the thickness of the rubber ring gradually decreases from the bottom to the two sides of the V-shaped groove, and a reverse-wrapping structure is formed at the top of the V-shaped groove.
10. The clamping device as claimed in claim 1, wherein said drive member is an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333327.5A CN109158919A (en) | 2018-11-09 | 2018-11-09 | clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333327.5A CN109158919A (en) | 2018-11-09 | 2018-11-09 | clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109158919A true CN109158919A (en) | 2019-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811333327.5A Pending CN109158919A (en) | 2018-11-09 | 2018-11-09 | clamping device |
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| Country | Link |
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| CN (1) | CN109158919A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478208A (en) * | 2019-07-11 | 2019-11-22 | 解正开 | External counterpulsation apparatus based on two-way roller bearing screw rod |
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Application publication date: 20190108 |