CN111203741B - Clamping device for protecting surface - Google Patents
Clamping device for protecting surface Download PDFInfo
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- CN111203741B CN111203741B CN202010281466.9A CN202010281466A CN111203741B CN 111203741 B CN111203741 B CN 111203741B CN 202010281466 A CN202010281466 A CN 202010281466A CN 111203741 B CN111203741 B CN 111203741B
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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
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamping device for protecting a surface, which comprises an outer shell, wherein a processing cavity is arranged in the outer shell, the opening of the processing cavity is upward, a left air pumping cavity is fixedly arranged in the left end of the processing cavity, the opening of the left air pumping cavity faces to the left, a left air pump is fixedly arranged in an end wall, a right air pumping cavity is fixedly arranged in the right end wall of the processing cavity, the opening of the right air pumping cavity faces to the right, a right air pump is fixedly arranged in the end wall, a transmission cavity is communicated with the lower end wall of the processing cavity, and a transmission assembly is arranged in the transmission cavity To the support table.
Description
Technical Field
The invention relates to the technical field of workpiece clamping, in particular to a clamping device for protecting a surface.
Background
Machining mode has a lot of varieties, including milling, drilling, polishing, grinding etc. generally need be fixed to the work piece centre gripping in machining process, but current centre gripping mode all can exert certain pressure to the work piece surface in order to guarantee to the tight location of clamp of work piece, and then can cause the damage of certain degree to the work piece surface, and then influence the surface quality of work piece to thereby can't reciprocate at present brace table and cause inconvenience when processing of punching.
The present application describes a clamping device for protecting a surface of a workpiece, which can solve the above-mentioned problems.
Disclosure of Invention
In view of the above technical deficiencies, the present invention provides a clamping device for protecting a surface, which overcomes the above drawbacks.
The clamping device for protecting the surface comprises an outer shell, wherein a processing cavity is arranged in the outer shell, the opening of the processing cavity is upward, a left air pumping cavity is fixedly arranged in the left end of the processing cavity, the opening of the left air pumping cavity faces the left, a left air pump is fixedly arranged on the inner upper part of the end wall, a right air pumping cavity is fixedly arranged in the right end wall of the processing cavity, the opening of the right air pumping cavity faces the right, a right air pump is fixedly arranged on the inner upper part of the end wall, a transmission cavity is communicated with the inner part of the lower end wall of the processing cavity, and a transmission assembly is arranged in the transmission cavity;
the transmission assembly comprises a motor fixedly arranged in the lower end wall of the transmission cavity, a transmission shaft is arranged above the motor in a power connection manner, a lower transmission bevel gear is fixedly arranged on the transmission shaft, a cleaning cavity is arranged in the right end wall of the transmission cavity, the right end of the cleaning cavity is communicated with a rotating cavity, a cleaning assembly is arranged in the rotating cavity and comprises a spring fixedly arranged on the right end wall of the rotating cavity, a lower pushing block is fixedly arranged at the left end of the spring, a cam is arranged at the left side of the lower pushing block and fixedly arranged on a cam shaft, the front end and the rear end of the cam shaft are respectively rotatably arranged in the front end wall and the rear end wall of the rotating cavity, an upper belt pulley fixedly arranged on the cam shaft is arranged at the front side of the cam, an upper pushing block positioned above the cam is fixedly arranged on the left end surface of the lower pushing block, the left end of the upper pushing block, the lower end face of the left pushing block is fixedly provided with a cleaning block, the right side of the transmission cavity is communicated with a connecting cavity, the right side of the transmission cavity is provided with a front moving cavity, the rear side of the front moving cavity is provided with a rear moving cavity, the rear side of the rear moving cavity is communicated with a connecting cavity, and a clamping assembly is arranged in the connecting cavity;
the clamping assembly comprises a left limiting block fixedly installed in the end wall of the rear moving cavity, a right limiting block fixedly installed in the end wall of the rear moving cavity is arranged on the right side of the left limiting block, a left rotating shaft is installed in the left limiting block in a rotating mode, a rear lead screw is installed at the right end of the left rotating shaft in a fixed mode, a right rotating shaft is installed at the right end of the rear lead screw in a fixed mode, the right rotating shaft is installed in the right limiting block in a rotating mode, a rear connecting helical gear is installed on the right rotating shaft in a fixed mode, a rear connecting gear fixedly installed on the right rotating shaft is arranged on the rear side of the rear connecting helical gear, a rear connecting helical gear meshed with the left side of the rear connecting helical gear is arranged in the connecting cavity, the rear connecting helical gear is fixedly installed on a manual shaft, and the manual shaft is installed in the rear end wall, the manual shaft extends the shell body rear end face fixed mounting is equipped with the handle, sliding installation is equipped with left slip pipeline in the left side suction chamber, left side slip pipeline right-hand member extends to the tight piece of left toughness of processing intracavity and fixed installation at the right end have, the tight piece left side of left side toughness clamp is equipped with fixed mounting and is in the last left fixed block of left side slip pipeline, sliding installation is equipped with right slip pipeline in the chamber end wall of right side suction chamber, right side slip pipeline left end extends to processing intracavity and be equipped with the tight piece of right toughness clamp at left end fixed mounting, the tight piece right side of right toughness clamp is equipped with fixed mounting and is in the last right fixed block of right side slip pipeline.
Preferably, be located be equipped with in the transmission cavity and be located the last transmission helical gear of lower transmission helical gear top, go up transmission helical gear fixed mounting be in on the transmission shaft, it is equipped with the last helical gear that rotates to go up transmission helical gear top, it is equipped with fixed mounting to go up to rotate helical gear top the bearing support block on the wall of transmission cavity left end, it rotates on the connecting axle to go up to rotate helical gear fixed mounting, the connecting axle rotates to be installed in the bearing support block, connecting axle upper end fixed mounting is equipped with the lead screw, it is equipped with slidable mounting to go up the lead screw upper end be equipped with the interior thread block in the wall of transmission cavity end, be equipped with the internal thread groove in the internal thread block, it is in the internal thread groove to go up lead screw threaded connection.
Preferably, a fixed magnet is fixedly installed in the left end wall of the transmission cavity, a left sliding magnet is arranged on the right side of the fixed magnet in a magnetic connection manner, a rotating shaft is installed in the right end face of the left sliding magnet in a rotating manner, a left transmission helical gear positioned on the left side of the upper transmission helical gear is fixedly installed on the rotating shaft, a right transmission helical gear fixedly installed on the rotating shaft is arranged on the right side of the front moving cavity, the right end of the rotating shaft extends into the connection cavity and is installed in the left end face of the right sliding magnet in a rotating manner, the right sliding magnet is installed in the right end wall of the connection cavity in a sliding manner, an electromagnet fixedly installed on the right end wall of the connection cavity is arranged on the right side of the right sliding magnet, a right rotation helical gear positioned in the connection cavity is fixedly installed on the rotating shaft, and, the front transmission helical gear is fixedly installed on the connecting shaft, the front end of the connecting shaft is rotatably installed in the front end wall of the connecting cavity, the front side of the front transmission helical gear is provided with a lower belt pulley fixedly installed on the connecting shaft, the upper belt pulley is connected with the lower belt pulley through a belt, the left side of the cleaning cavity is provided with an iron scrap cavity located in the left end wall of the transmission cavity, and a recycling box is communicated below the iron scrap cavity and is provided with a recycling box.
Preferably, the rear screw rod is provided with a rear thread block in a threaded connection manner, the front end face of the rear thread block is fixedly provided with a left connecting block, the left connecting block extends into the rear end face of the processing cavity and is fixedly arranged on the rear end face of the left fixing block, a front connecting gear is arranged below the rear connecting gear in a meshed connection manner, the front connecting gear is fixedly arranged on a left transmission shaft, the front moving cavity end wall is fixedly provided with a left limiting fixing block in a mounted manner, the right side of the left limiting fixing block is provided with a right limiting fixing block fixedly arranged in the front moving cavity end wall, the left transmission shaft is rotatably arranged in the left limiting fixing block, the right end face of the left transmission shaft is fixedly provided with a front screw rod, the front screw rod is provided with a front thread block in a threaded connection manner, the front end of the front thread block is fixedly provided with a right connecting block, the right connecting block extends into the rear end face of the processing cavity and, the right end face of the front lead screw is fixedly provided with a right transmission shaft, and the right transmission shaft is rotatably arranged in the right limiting fixed block.
The beneficial effects are that: the device can clamp and position the workpiece by extracting air in the clamping block to enable the toughness clamping block to form a vacuum state after slightly clamping the workpiece, so that the workpiece can be processed without clamping the surface of the workpiece, and the device can clamp the workpiece through two sides to enable the supporting platform below to move up and down so as to enable the workpiece not to be processed on the supporting platform when punching is carried out on the workpiece.
Drawings
In order to more clearly illustrate the embodiments of the 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 only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of A-A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic view of D-D in FIG. 4 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The clamping device for protecting the surface of the device comprises an outer shell 77, wherein a processing cavity 13 is arranged in the outer shell 77, the opening of the processing cavity 13 faces upwards, a left air pumping cavity 50 is fixedly arranged in the left end of the processing cavity 13, the opening of the left air pumping cavity 50 faces to the left, a left air pump 49 is fixedly arranged in the end wall, a right air pumping cavity 22 is fixedly arranged in the right end wall of the processing cavity 13, a right air pump 23 is fixedly arranged in the end wall, a transmission cavity 42 is communicated in the lower end wall of the processing cavity 13, a transmission assembly is arranged in the transmission cavity 42 and comprises a motor 39 fixedly arranged in the lower end wall of the transmission cavity 42, a transmission shaft 40 is arranged above the motor 39 in a power connection mode, a lower transmission bevel gear 41 is fixedly arranged on the transmission shaft 40, and a cleaning cavity 20 is arranged in the right end wall of the transmission cavity 42, clean 20 right-hand member intercommunication in chamber and be equipped with and rotate chamber 25, it is equipped with the clearance subassembly to rotate in the chamber 25, the clearance subassembly includes fixed mounting and is in rotating spring 29 on the chamber 25 right-hand member wall, spring 29 left end fixed mounting is equipped with down push block 30, down push block 30 left side is equipped with cam 28, cam 28 fixed mounting is on camshaft 26, the camshaft 26 front and back end rotates respectively and installs in the front and back end wall of rotating chamber 25, the cam 28 front side is equipped with fixed mounting and is in last band pulley 27 on camshaft 26, down push block 30 left end face fixed mounting is equipped with and is located the last push block 24 of cam 28 top, the last push block 24 left end extend to clean in the chamber 20 and fixed mounting is equipped with left push block 18, left push block 18 lower terminal surface fixed mounting is equipped with cleans piece 19, transmission chamber 42 right side intercommunication is equipped with connection chamber 76, the right side of the transmission cavity 42 is provided with a front moving cavity 61, the rear side of the front moving cavity 61 is provided with a rear moving cavity 52, the rear side of the rear moving cavity 52 is communicated with a linking cavity 53, a clamping assembly is arranged in the linking cavity 53 and comprises a left limiting block 44 fixedly installed in the end wall of the rear moving cavity 52, the right side of the left limiting block 44 is provided with a right limiting block 78 fixedly installed in the end wall of the rear moving cavity 52, the left limiting block 44 is internally and rotatably provided with a left rotating shaft 45, the right end of the left rotating shaft 45 is fixedly installed with a rear lead screw 46, the right end of the rear lead screw 46 is fixedly installed with a right rotating shaft 79, the right rotating shaft 79 is rotatably installed in the right limiting block 78, the right rotating shaft 79 is fixedly installed with a rear connecting bevel gear 82, the rear side of the rear connecting bevel gear 82 is provided with a rear connecting gear 57 fixedly installed on, the rear connecting helical gear 56 which is connected with the left side of the rear connecting helical gear 82 in a gear meshing manner is arranged in the connecting cavity 53, the rear connecting helical gear 56 is fixedly installed on a manual shaft 54, the manual shaft 54 is rotatably installed in the rear end wall of the connecting cavity 53 and extends out of the rear end surface of the outer shell 77, the manual shaft 54 extends out of the rear end surface of the outer shell 77 and is fixedly installed with a handle 55, a left sliding pipeline 51 is installed in the left air pumping cavity 50 in a sliding manner, the right end of the left sliding pipeline 51 extends into the processing cavity 13 and is fixedly installed with a left tough clamping block 12 at the right end, a left fixed block 11 fixedly installed on the left sliding pipeline 51 is arranged at the left side of the left tough clamping block 12, a right sliding pipeline 21 is installed in the end wall of the right air pumping cavity 22 in a sliding manner, the left end of the right sliding pipeline 21 extends into the processing cavity 13 and is fixedly installed, and a right fixing block 17 fixedly arranged on the right sliding pipeline 21 is arranged on the right side of the right flexible clamping block 16.
Advantageously, an upper bevel drive gear 68 is provided in the drive chamber 42 above the lower bevel drive gear 41, the upper transmission bevel gear 68 is fixedly arranged on the transmission shaft 40, an upper rotating bevel gear 67 is arranged above the upper transmission bevel gear 68, a bearing supporting block 36 fixedly arranged on the left end wall of the transmission cavity 42 is arranged above the upper rotating bevel gear 67, the upper rotating helical gear 67 is fixedly mounted on the connecting shaft 37, the connecting shaft 37 is rotatably mounted in the bearing support block 36, an upper screw 32 is fixedly arranged at the upper end of the connecting shaft 37, an internal thread block 31 which is slidably arranged in the end wall of the transmission cavity 42 is arranged at the upper end of the upper screw 32, an inner thread groove 15 is formed in the inner thread block 31, the upper lead screw 32 is connected in the inner thread groove 15 in a threaded mode, and a workpiece supporting block 14 is fixedly installed on the upper end face of the inner thread block 31.
Advantageously, a fixed magnet 63 is fixedly installed in the left end wall of the transmission cavity 42, a left sliding magnet 64 is magnetically connected to the right side of the fixed magnet 63, a rotating shaft 65 is rotatably installed in the right end surface of the left sliding magnet 64, a left driving bevel gear 66 located at the left side of the upper driving bevel gear 68 is fixedly installed on the rotating shaft 65, a right driving bevel gear 38 fixedly installed on the rotating shaft 65 is arranged at the right side of the front movement cavity 61, the right end of the rotating shaft 65 extends into the connection cavity 76 and is rotatably installed in the left end surface of a right sliding magnet 71, the right sliding magnet 71 is slidably installed in the right end wall of the connection cavity 76, an electromagnet 72 fixedly installed on the right end wall of the connection cavity 76 is arranged at the right side of the right sliding magnet 71, a right rotating bevel gear 70 located in the connection cavity 76 is fixedly installed on the rotating shaft 65, the front side gear meshing connection of the right rotating helical gear 70 is provided with a front transmission helical gear 73, the front transmission helical gear 73 is fixedly installed on a connecting shaft 75, the front end of the connecting shaft 75 is rotatably installed in the front end wall of the connecting cavity 76, the front side of the front transmission helical gear 73 is provided with a lower belt pulley 74 fixedly installed on the connecting shaft 75, the upper belt pulley 27 is connected with the lower belt pulley 74 through a belt, the left side of the cleaning cavity 20 is provided with an iron scrap cavity 48 positioned in the left end wall of the transmission cavity 42, and the lower part of the iron scrap cavity 48 is communicated with a recycling box 47.
Beneficially, the rear screw 46 is provided with a rear screw block 43 in a threaded connection manner, the front end face of the rear screw block 43 is fixedly provided with a left connecting block 10 in a mounted manner, the left connecting block 10 extends into the rear end face of the processing cavity 13 and is fixedly mounted on the rear end face of the left fixing block 11, a front connecting gear 58 is arranged below the rear connecting gear 57 in a gear meshed connection manner, the front connecting gear 58 is fixedly mounted on a left transmission shaft 59, a left limit fixing block 62 is fixedly mounted in the end wall of the front moving cavity 61, a right limit fixing block 33 fixedly mounted in the end wall of the front moving cavity 61 is arranged on the right side of the left limit fixing block 62, the left transmission shaft 59 is rotatably mounted in the left limit fixing block 62, a front screw 60 is fixedly mounted on the right end face of the left transmission shaft 59, a front screw block 35 is arranged on the front screw 60 in a threaded connection manner, and a right connecting block 80, the right connecting block 80 extends into the rear end face of the processing cavity 13 and is fixedly mounted on the rear end face of the right fixing block 17, a right transmission shaft 34 is fixedly mounted on the right end face of the front lead screw 60, and the right transmission shaft 34 is rotatably mounted in the right limiting fixing block 33.
In the initial state: the spring 29 is in a compressed state.
When the work is started:
1. the electromagnet 72 is activated to be energized and generate magnetic force, so that the electromagnet 72 attracts the right sliding magnet 71 to move rightwards, the right sliding magnet 71 moves rightwards to drive the rotating shaft 65 to move rightwards, the rotating shaft 65 moves rightwards to cause the right rotating bevel gear 70 to be separated from the front driving bevel gear 73 in a gear way, the lower driving bevel gear 41 is separated from the right driving bevel gear 38 in a gear way, the left driving bevel gear 66 and the upper rotating bevel gear 67 are connected with the upper driving bevel gear 68 in a gear way, and meanwhile, the left sliding magnet 64 is magnetically separated from the fixed magnet 63, and then the motor 39 is activated.
2. The motor 39 drives the transmission shaft 40 to rotate, the transmission shaft 40 rotates to drive the upper transmission bevel gear 68 to rotate, the upper transmission bevel gear 68 rotates to drive the left transmission bevel gear 66 to rotate, the left transmission bevel gear 66 rotates to drive the upper transmission bevel gear 67 to rotate, the upper transmission bevel gear 67 rotates to drive the connecting shaft 37 to rotate, the connecting shaft 37 rotates to drive the upper lead screw 32 to rotate, the upper lead screw 32 rotates to drive the inner thread block 31 to move upwards, the inner thread block 31 moves upwards to drive the workpiece supporting block 14 to move upwards to the processing cavity 13 and reach a position where a workpiece is required to be supported, and then the motor 39 is turned off.
3. Then, a workpiece is placed on the upper end surface of the workpiece supporting block 14, then the handle 55 is manually rotated, the handle 55 drives the manual shaft 54 to rotate, the manual shaft 54 rotates to drive the rear engaging bevel gear 56 to rotate, the rear engaging bevel gear 56 rotates to drive the rear connecting bevel gear 82, the rear connecting bevel gear 82 rotates to drive the right rotating shaft 79 to rotate, the right rotating shaft 79 rotates to drive the rear connecting gear 57 and the rear lead screw 46 to rotate, the rear connecting gear 57 rotates to drive the front connecting gear 58 to rotate, the rear lead screw 46 rotates to drive the rear screw block 43 to move rightwards, the rear screw block 43 moves rightwards through the left connecting block 10 to drive the left fixing block 11 to move rightwards, the left fixing block 11 moves rightwards to drive the left sliding pipe 51 and the left flexible clamping block 12 to move rightwards, meanwhile, the front connecting gear 58 rotates to drive the left transmission shaft 59 to rotate, the left transmission shaft 59 rotates to drive the front lead screw 60 to rotate, the front lead screw 60 rotates to drive the front thread block 35 to move leftwards, the front thread block 35 moves leftwards and passes through the right connecting block 80 to drive the right fixing block 17 to move leftwards, the right fixing block 17 moves leftwards to drive the right flexible clamping block 16 and the right sliding pipeline 21 to move leftwards, and when the left flexible clamping block 12 and the right flexible clamping block 16 clamp a workpiece, the rotation of the handle 55 is stopped.
4. And then starting the left air pump 49 and the right air pump 23 to pump air out of the right pumping cavity 22 and the left pumping cavity 50, so that vacuum is formed in the left sliding pipeline 51 and the right sliding pipeline 21, the left flexible clamping block 12 and the right fixed block 17 are adsorbed to a workpiece, the workpiece is clamped and positioned, and then the workpiece is processed.
5. When a workpiece needs to be punched and processed, the motor 39 is started reversely, so that the inner thread block 31 is driven by the rotation of the upper screw rod 32 to move downwards, and the motor 39 is turned off after the inner thread block 31 moves downwards to the lowest position, and at this time, the upper end surface of the workpiece supporting block 14 is located at the same horizontal position of the lower end surface of the cleaning cavity 20.
6. Then the electromagnet 72 is turned off, so that the right sliding magnet 71 is not attracted by the magnetic force of the right sliding magnet 71 any more, so that the left sliding magnet 64 is attracted by the magnetic force of the fixed magnet 63 to drive the rotating shaft 65 to move leftwards, so that the left transmission helical gear 66 and the upper transmission helical gear 67 are in gear engagement and disengagement with the upper transmission helical gear 68, so that the right transmission helical gear 70 is in gear engagement and engagement with the front transmission helical gear 73, and the lower transmission helical gear 41 is in gear engagement and engagement with the right transmission helical gear 38, and then the motor 39 is turned on, so that the lower transmission helical gear 41 is rotated to drive the right transmission helical gear 38 to rotate, the right transmission helical gear 38 is rotated to drive the rotating shaft 65 to rotate, and the rotating shaft 65 is rotated to drive the right transmission helical gear 70 to rotate, the right rotating bevel gear 70 rotates to drive the front transmission bevel gear 73 to rotate, the front transmission bevel gear 73 rotates to drive the connecting shaft 75 to rotate, the engaging shaft 75 rotates to rotate the lower pulley 74, the lower pulley 74 rotates via a belt to rotate the upper pulley 27, the upper belt pulley 27 rotates to rotate the cam shaft 26, the cam shaft 26 rotates to rotate the cam 28, the cam 28 rotates to drive the lower push block 30 to reciprocate left and right simultaneously by the resilient force of the spring 29, therefore, the scrap iron on the upper end surface of the workpiece supporting block 14 is pushed and swept into the scrap iron cavity 48 by the upper pushing block 24 and the left pushing block 18, and then falls into the recycling bin 47 through the scrap iron cavity 48 for storage.
7. After the machining is finished, the left air pump 49 and the right air pump 23 are started, air is filled into the left air pumping cavity 50 and the right air pumping cavity 22 through the left air pump 49 and the right air pump 23, so that the interiors of the left sliding pipeline 51 and the right sliding pipeline 21 are not in a vacuum state any more, then the handle 55 is rotated reversely, the left tough clamping block 12 and the right tough clamping block 16 do not clamp the workpiece any more, and then the workpiece is taken out, the motor 39 is closed, and the device is reset.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (2)
1. A clamping device for protecting a surface, comprising an outer housing, characterized in that: a processing cavity is arranged in the outer shell, the opening of the processing cavity faces upwards, a left air pumping cavity is fixedly arranged in the left end of the processing cavity, the opening of the left air pumping cavity faces to the left, a left air pump is fixedly arranged on the inner side of the end wall, a right air pumping cavity is fixedly arranged in the right end wall of the processing cavity, the opening of the right air pumping cavity faces to the right, a right air pump is fixedly arranged on the inner side of the end wall, a transmission cavity is communicated with the inner side of the lower end wall of the processing cavity, and a transmission assembly is arranged in the transmission cavity; the transmission assembly comprises a motor fixedly arranged in the lower end wall of the transmission cavity, a transmission shaft is arranged above the motor in a power connection manner, a lower transmission bevel gear is fixedly arranged on the transmission shaft, a cleaning cavity is arranged in the right end wall of the transmission cavity, the right end of the cleaning cavity is communicated with a rotating cavity, a cleaning assembly is arranged in the rotating cavity and comprises a spring fixedly arranged on the right end wall of the rotating cavity, a lower pushing block is fixedly arranged at the left end of the spring, a cam is arranged at the left side of the lower pushing block and fixedly arranged on a cam shaft, the front end and the rear end of the cam shaft are respectively rotatably arranged in the front end wall and the rear end wall of the rotating cavity, an upper belt pulley fixedly arranged on the cam shaft is arranged at the front side of the cam, an upper pushing block positioned above the cam is fixedly arranged on the left end surface of the lower pushing block, the left end of the upper pushing block, the lower end face of the left pushing block is fixedly provided with a cleaning block, the right side of the transmission cavity is communicated with a connecting cavity, the right side of the transmission cavity is provided with a front moving cavity, the rear side of the front moving cavity is provided with a rear moving cavity, the rear side of the rear moving cavity is communicated with a connecting cavity, and a clamping assembly is arranged in the connecting cavity; the clamping assembly comprises a left limiting block fixedly installed in the end wall of the rear moving cavity, a right limiting block fixedly installed in the end wall of the rear moving cavity is arranged on the right side of the left limiting block, a left rotating shaft is installed in the left limiting block in a rotating mode, a rear lead screw is installed at the right end of the left rotating shaft in a fixed mode, a right rotating shaft is installed at the right end of the rear lead screw in a fixed mode, the right rotating shaft is installed in the right limiting block in a rotating mode, a rear connecting helical gear is installed on the right rotating shaft in a fixed mode, a rear connecting gear fixedly installed on the right rotating shaft is arranged on the rear side of the rear connecting helical gear, a rear connecting helical gear meshed with the left side of the rear connecting helical gear is arranged in the connecting cavity, the rear connecting helical gear is fixedly installed on a manual shaft, and the manual shaft is installed in the rear end wall, the manual shaft extends out of the rear end face of the outer shell and is fixedly provided with a handle, a left sliding pipeline is arranged in the left air exhaust cavity in a sliding mode, the right end of the left sliding pipeline extends into the machining cavity and is fixedly provided with a left tough clamping block at the right end, a left fixed block fixedly arranged on the left sliding pipeline is arranged at the left side of the left tough clamping block, a right sliding pipeline is arranged in the end wall of the right air exhaust cavity in a sliding mode, the left end of the right sliding pipeline extends into the machining cavity and is fixedly provided with a right tough clamping block at the left end, and a right fixed block fixedly arranged on the right sliding pipeline is arranged at the right side of the right tough clamping block; an upper transmission helical gear positioned above the lower transmission helical gear is arranged in the transmission cavity, the upper transmission helical gear is fixedly installed on the transmission shaft, an upper transmission helical gear is arranged above the upper transmission helical gear, a bearing support block fixedly installed on the left end wall of the transmission cavity is arranged above the upper transmission helical gear, the upper transmission helical gear is fixedly installed on a connecting shaft, the connecting shaft is rotatably installed in the bearing support block, an upper lead screw is fixedly installed at the upper end of the connecting shaft, an inner thread block slidably installed in the end wall of the transmission cavity is arranged at the upper end of the upper lead screw, an inner thread groove is formed in the inner thread block, the upper lead screw is in threaded connection with the inner thread groove, and a workpiece support block is fixedly installed on the upper end face of the inner thread block; the transmission cavity is fixedly provided with a fixed magnet in the left end wall, the right side of the fixed magnet is provided with a left sliding magnet in a magnetic connection manner, the right end face of the left sliding magnet is internally and rotatably provided with a rotating shaft, the rotating shaft is fixedly provided with a left transmission helical gear positioned on the left side of the upper transmission helical gear in a mounting manner, the right side of the front moving cavity is provided with a right transmission helical gear fixedly arranged on the rotating shaft, the right end of the rotating shaft extends into the connecting cavity and is rotatably arranged in the left end face of the right sliding magnet, the right sliding magnet is slidably arranged in the right end wall of the connecting cavity, the right side of the right sliding magnet is provided with an electromagnet fixedly arranged on the right end wall of the connecting cavity, the rotating shaft is fixedly provided with a right rotation helical gear positioned in the connecting cavity, the front side, the front transmission helical gear is fixedly installed on the connecting shaft, the front end of the connecting shaft is rotatably installed in the front end wall of the connecting cavity, the front side of the front transmission helical gear is provided with a lower belt pulley fixedly installed on the connecting shaft, the upper belt pulley is connected with the lower belt pulley through a belt, the left side of the cleaning cavity is provided with an iron scrap cavity located in the left end wall of the transmission cavity, and a recycling box is communicated below the iron scrap cavity and is provided with a recycling box.
2. A clamping device for protecting a surface as claimed in claim 1, wherein: the rear screw rod is provided with a rear threaded block in a threaded connection manner, the front end face of the rear threaded block is fixedly provided with a left connecting block, the left connecting block extends into the rear end face of the processing cavity and is fixedly arranged on the rear end face of the left fixed block, a front connecting gear is arranged below the rear connecting gear in a meshed connection manner, the front connecting gear is fixedly arranged on a left transmission shaft, the front moving cavity end wall is internally fixedly provided with a left limiting fixed block, the right side of the left limiting fixed block is provided with a right limiting fixed block fixedly arranged in the front moving cavity end wall, the left transmission shaft is rotatably arranged in the left limiting fixed block, the right end face of the left transmission shaft is fixedly provided with a front screw rod, the front screw rod is provided with a front threaded block in a threaded connection manner, the front end of the front threaded block is fixedly provided with a right connecting block, the right connecting block extends into the rear end face of the processing cavity and is fixedly, the right end face of the front lead screw is fixedly provided with a right transmission shaft, and the right transmission shaft is rotatably arranged in the right limiting fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281466.9A CN111203741B (en) | 2020-04-10 | 2020-04-10 | Clamping device for protecting surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281466.9A CN111203741B (en) | 2020-04-10 | 2020-04-10 | Clamping device for protecting surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111203741A CN111203741A (en) | 2020-05-29 |
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| DE102009010958A1 (en) * | 2009-02-28 | 2010-09-09 | Weinmann Holzbausystemtechnik Gmbh | Clamping table for machine tool for fixing position of laminar work piece, has supporting plate with recess i.e. groove, for replaceable support of seal structure at work piece support side, where recess is connected with vacuum |
| EP2748486A4 (en) * | 2011-08-26 | 2015-12-23 | Transmission Cvt Corp Inc | Over clamping protection method and clamping mechanism therefor |
| CN204714222U (en) * | 2015-06-04 | 2015-10-21 | 上海金东线缆设备有限公司 | A kind of clamping mechanism with protection |
| CN106695408B (en) * | 2017-02-06 | 2018-10-30 | 芜湖市惠泽汽车配件有限公司 | A kind of automobile chair frame groove milling positioning device and its application method |
| CN107695383A (en) * | 2017-10-23 | 2018-02-16 | 佛山智达思佳机电科技有限公司 | A kind of bending handware borehole drill construction with splicing cell body |
| CN208341807U (en) * | 2018-07-05 | 2019-01-08 | 福建泰达高新材料有限公司 | A kind of drilling equipment for silumin processing |
| CN209550649U (en) * | 2019-03-22 | 2019-10-29 | 武汉理工大学 | A kind of Multifunctional perforating machine |
| CN110900259B (en) * | 2020-01-15 | 2021-01-26 | 佛山市锐正机械制造有限公司 | Milling fixture with waste recycling function |
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