CN110434638B - A be convenient for collect sweeps type clamping device for numerical control machining center - Google Patents
A be convenient for collect sweeps type clamping device for numerical control machining center Download PDFInfo
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- CN110434638B CN110434638B CN201910782548.9A CN201910782548A CN110434638B CN 110434638 B CN110434638 B CN 110434638B CN 201910782548 A CN201910782548 A CN 201910782548A CN 110434638 B CN110434638 B CN 110434638B
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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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0046—Devices for removing chips by sucking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to a clamping device for a numerical control machining center, in particular to a scrap convenient-to-collect clamping device for the numerical control machining center. The technical problem to be solved is as follows: the scrap type clamping device with the scrap collecting function and the time saving function and used for the numerical control machining center and convenient to collect scraps is provided. The technical scheme of the invention is as follows: a clamping device convenient for collecting scraps for a numerical control machining center comprises a material receiving hopper, an air guide pipe, a filter screen, a first large fixing plate, a first bolt, a second large fixing plate, a second bolt, a first supporting plate, a first bearing and the like; connect the left downside of hopper to open and to have first blanking mouth, connect the right downside of hopper to open and to have the second blanking mouth. The clamping device convenient for collecting the scraps and used for the numerical control machining center, provided by the invention, has a scrap collecting function, so that a worker can conveniently collect the scraps generated by machining, the time is saved, and the development and the implementation of work are facilitated.
Description
Technical Field
The invention relates to a clamping device for a numerical control machining center, in particular to a scrap convenient-to-collect clamping device for the numerical control machining center.
Background
Numerical control is short for digital control, numerical control technology is a method for controlling mechanical motion and a machining process by utilizing digital information, a numerical control machining center is a high-efficiency automatic machine tool which is composed of mechanical equipment and a numerical control system and is suitable for machining complex parts, the comprehensive machining capacity of the numerical control machining center is high, the machining precision is high, especially machining which can not be completed by a plurality of common equipment can be completed, a workpiece needs to be clamped firstly before the numerical control machining center processes the workpiece, the conventional clamping device for the numerical control machining center only can simply clamp the workpiece, the function of collecting scraps is not provided, so that working personnel are difficult to collect the scraps generated by machining, the time waste is serious, and the development and the implementation of work are not facilitated.
Disclosure of Invention
In order to overcome the current clamping device who is used for numerical control machining center and only can carry out simple centre gripping to the work piece, do not have the sweeps and collect the function, lead to the staff to be difficult to collect the sweeps that processing produced, the serious shortcoming of waste time, the technical problem that solves is: the scrap type clamping device with the scrap collecting function and the time saving function and used for the numerical control machining center and convenient to collect scraps is provided.
The technical scheme of the invention is as follows: a clamping device convenient for collecting scraps for a numerical control machining center comprises a receiving hopper, an air guide pipe, a filter screen, a first large fixing plate, a first bolt, a second large fixing plate, a second bolt, a first supporting plate, a first bearing, a first rotating pipe, a second supporting plate, a second bearing, a second rotating pipe, a large annular plate, a first L-shaped plate, a first connecting rod, a first spring, a first screw rod, a second L-shaped plate, a second connecting rod, a second spring and a second screw rod, wherein a first blanking port is formed in the lower left side of the receiving hopper, a second blanking port is formed in the lower right side of the receiving hopper, a first arc-shaped guide groove and a second arc-shaped guide groove are formed in the receiving hopper, the first arc-shaped guide groove is positioned in the left side of the second arc-shaped guide groove, the second arc-shaped guide groove is positioned in the left side of the second blanking port, the air guide pipe is embedded in the middle of the receiving hopper, the air guide pipe is positioned between the first arc-shaped guide groove and the second arc-shaped guide groove, the upper end of the air guide pipe is arranged in a blocking mode, a first air vent and a second air vent are formed in the upper portion of the air guide pipe, the first air vent is positioned on the left side of the second air vent, the first air vent and the second air vent are both positioned in the material receiving hopper, the filter screen is positioned on the upper portion of the air guide pipe and connected with the air guide pipe, the filter screen is positioned between the first air vent and the second air vent, the left side of the top of the material receiving hopper is connected with a first large fixing plate, the first large fixing plate is provided with a first large through hole, the first large through hole is positioned on the left side of the material receiving hopper, the first bolt is positioned in the first large through hole and is contacted with the first large fixing plate, the right side of the top of the material receiving hopper is connected with a second large fixing plate, the second large fixing plate is provided with a second large through hole, the second large through hole is positioned on the right side of the material receiving hopper, the second bolt is positioned in the second large through hole, the second bolt is contacted with the second large fixed plate, the top of the first large fixed plate is connected with a first supporting plate, the first supporting plate is positioned on the right side of the first bolt, a first bearing is embedded on the upper part of the first supporting plate, the first rotating pipe is in interference fit with the first bearing, the top of the second large fixed plate is connected with a second supporting plate, the second supporting plate is positioned on the left side of the second bolt, a second bearing is embedded on the upper part of the second supporting plate, the second rotating pipe is in interference fit with the second bearing, the large annular plate is positioned right above the material receiving hopper, the large annular plate is positioned between the first supporting plate and the second supporting plate, the right end of the first rotating pipe is embedded in the left side of the large annular plate, the left end of the second rotating pipe is embedded in the right side of the large annular plate, the first L-shaped plate is positioned in the large annular plate, the left side of the first L-shaped plate is connected with a first connecting rod, the first connecting rod is positioned in the first rotating pipe, the first connecting rod is in sliding fit with the first rotating pipe, the first spring is sleeved on the first connecting rod, the first spring is positioned between the first rotating pipe and the first L-shaped plate, the first screw rod is positioned below the first connecting rod and is in contact with the first connecting rod, the bottom of the first rotating pipe and the bottom of the large annular plate are both in threaded connection with the first screw rod, the second L-shaped plate is positioned in the large annular plate, the second L-shaped plate is positioned on the right side of the first L-shaped plate, the right lower end of the first L-shaped plate is provided with a first arc-shaped clamping groove, the left lower end of the second L-shaped plate is provided with a second arc-shaped clamping groove, the second arc-shaped clamping groove corresponds to the first arc-shaped clamping groove, the right side of the second L-shaped plate is connected with a second connecting rod, the second connecting rod is positioned in the second rotating pipe, the second connecting rod is in sliding fit with the second rotating pipe, the second spring is sleeved on the second connecting rod, and is positioned between the second rotating pipe and the second L-shaped plate, the second screw rod is located the below of second connecting rod, and the second screw rod contacts with the second connecting rod, and the bottom of second rotatory pipe and the bottom of big annular plate all with second screw rod threaded connection.
As a preferable technical scheme of the invention, the device also comprises a first arc-shaped baffle, a first rotating shaft, a first arc-shaped guide plate, a second arc-shaped baffle, a second rotating shaft, a second arc-shaped guide plate, a large guide block, a third screw and a fourth screw, wherein the first arc-shaped baffle is positioned in a first blanking port and matched with the first blanking port, the first arc-shaped baffle is contacted with a receiving hopper, the right lower end of the first arc-shaped baffle is connected with the first rotating shaft, the first rotating shaft is positioned in the first blanking port and rotatably connected with the receiving hopper, the top of the first arc-shaped baffle is connected with the first arc-shaped guide plate, the first arc-shaped guide plate is positioned in the first arc-shaped guide groove, the first arc-shaped guide plate is in sliding fit with the first blanking arc-shaped guide groove, the second arc-shaped baffle is positioned in the second blanking port, and the second arc-shaped baffle is matched with the second blanking port, the second arc-shaped baffle plate is contacted with the material receiving hopper, the left lower end of the second arc-shaped baffle plate is connected with a second rotating shaft, the second rotating shaft is positioned in a second material falling port, the second rotating shaft is rotatably connected with the material receiving hopper, the top of the second arc-shaped baffle plate is connected with a second arc-shaped guide plate, the second arc-shaped guide plate is positioned in a second arc-shaped guide groove, the second arc-shaped guide plate is in sliding fit with the second arc-shaped guide groove, the second arc-shaped guide plate is positioned on the right side of the first arc-shaped guide plate, the middle position of the bottom of the material receiving hopper is connected with a large guide block, the large guide block is positioned below the air guide pipe, the large guide block is provided with a third arc-shaped guide groove and a fourth arc-shaped guide groove, the third arc-shaped guide groove is positioned on the left side of the fourth arc-shaped guide groove, the first arc-shaped guide plate is positioned in the third arc-shaped guide groove, the first arc-shaped guide plate is in sliding fit with the third arc-shaped guide groove, and the second arc-shaped guide plate is positioned in the fourth arc-shaped guide groove, second arc deflector and fourth arc guide way sliding fit, the front side threaded connection of big guide block has third screw rod and fourth screw rod, and the third screw rod is located the place ahead of first arc deflector, and the third screw rod contacts with first arc deflector, and the fourth screw rod is located the place ahead of second arc deflector, and the fourth screw rod contacts with second arc deflector, and big guide block is located the below of first arc deflector and second arc deflector.
As a preferred technical scheme, the rotary pipe comprises a small annular plate, a small guide rod and rectangular blocks, wherein the small annular plate is positioned on the right side of a second support plate and is sleeved on a second rotary pipe in a sliding mode, the small annular plate is provided with small guide holes in an up-down symmetrical mode, the right side of the second support plate is connected with the small guide rod, the small guide rod is positioned in the small guide hole, the small annular plate is in contact with the small guide rod, the inner annular wall of the small annular plate is uniformly provided with a plurality of rectangular grooves, the outer circumferential wall of the second rotary pipe is uniformly connected with a plurality of rectangular blocks, the rectangular blocks are positioned in the rectangular grooves, and the rectangular blocks are in sliding fit with the rectangular grooves.
The invention also comprises a suction fan, a fixed rod and a filter, wherein the suction fan is arranged on the air duct, the suction fan is positioned on the outer side of the material receiving hopper, the fixed rod is connected to the left side and the right side of the suction fan, the fixed rod is connected with the outer side wall of the material receiving hopper, the filter is connected to the lower end of the air duct, the filter is connected with the material receiving hopper, and the filter is positioned above the first arc-shaped guide groove and the second arc-shaped guide groove.
Compared with the prior art, the invention has the following advantages: the clamping device convenient for collecting the scraps for the numerical control machining center, provided by the invention, has a scrap collecting function, can be used for conveniently collecting the scraps generated by machining by workers, saves time, is beneficial to development and implementation of work, and has the advantages of simple structure, convenience in use, easiness in production and manufacture, easiness in maintenance and repair and low production, manufacturing and maintenance cost.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic top sectional structural view of the large circular plate of the present invention.
Fig. 3 is an enlarged schematic view of part a of the present invention.
Fig. 4 is a schematic front view of the suction fan of the present invention.
Wherein: 1 receiving hopper, 2 air duct, 3 filter screen, 4 first big fixed plate, 5 first bolt, 6 second big fixed plate, 7 second bolt, 8 first supporting plate, 9 first bearing, 10 first rotating pipe, 11 second supporting plate, 12 second bearing, 13 second rotating pipe, 14 big annular plate, 15 first L-shaped plate, 16 first connecting rod, 17 first spring, 18 first screw rod, 19 second L-shaped plate, 20 second connecting rod, 21 second spring, 22 second screw rod, 31 first arc baffle, 32 first rotating shaft, 33 first arc guide plate, 34 second arc baffle, 35 second rotating shaft, 36 second arc guide plate, 37 big guide block, 38 third screw rod, 39 fourth screw rod, 41 small annular plate, 42 small guide rod, 43 rectangular block, 51 … suction fan, 52 … fixed rod, 53 … filter, 101 … first blanking mouth, 102 … second blanking mouth, 103 … first arc guide slot, 104 … second arc guide slot, 151 … first arc clamping slot, 191 … second arc clamping slot, 201 … first air vent, 202 … second air vent, 371 … third arc guide slot, 372 … fourth arc guide slot, 401 … first big through hole, 411 … small guide hole, 412 … rectangular slot, 601 … second big through hole.
Detailed Description
It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.
Example 1
A clamping device convenient for collecting scraps for a numerical control machining center is disclosed, as shown in figures 1-3, and comprises a receiving hopper 1, an air guide pipe 2, a filter screen 3, a first large fixing plate 4, a first bolt 5, a second large fixing plate 6, a second bolt 7, a first supporting plate 8, a first bearing 9, a first rotating pipe 10, a second supporting plate 11, a second bearing 12, a second rotating pipe 13, a large annular plate 14, a first L-shaped plate 15, a first connecting rod 16, a first spring 17, a first screw 18, a second L-shaped plate 19, a second connecting rod 20, a second spring 21 and a second screw 22, wherein a first blanking port 101 is formed at the left lower side of the receiving hopper 1, a second blanking port 102 is formed at the right lower side of the receiving hopper 1, a first arc-shaped guide groove 103 and a second arc-shaped guide groove 104 are formed in the receiving hopper 1, the first arc-shaped guide groove 103 is positioned at the left side of the second arc-shaped guide groove 104, the first arc-shaped guide groove 103 is positioned on the right side of the first blanking port 101, the second arc-shaped guide groove 104 is positioned on the left side of the second blanking port 102, the gas guide pipe 2 is embedded in the middle of the receiving hopper 1, the gas guide pipe 2 is positioned between the first arc-shaped guide groove 103 and the second arc-shaped guide groove 104, the upper end of the gas guide pipe 2 is arranged in a blocking manner, the upper part of the gas guide pipe 2 is provided with a first vent hole 201 and a second vent hole 202, the first vent hole 201 is positioned on the left side of the second vent hole 202, the first vent hole 201 and the second vent hole 202 are both positioned in the receiving hopper 1, the filter screen 3 is positioned on the upper part in the gas guide pipe 2, the filter screen 3 is connected with the gas guide pipe 2, the filter screen 3 is positioned between the first vent hole 201 and the second vent hole 202, the left side of the top of the receiving hopper 1 is connected with a first large fixing plate 4 in a welding connection manner, the first large through hole 401 is positioned at the left side of the receiving hopper 1, the first bolt 5 is positioned in the first large through hole 401, the first bolt 5 is contacted with the first large fixing plate 4, the right side of the top of the receiving hopper 1 is connected with the second large fixing plate 6, the second large fixing plate 6 is provided with the second large through hole 601, the second large through hole 601 is positioned at the right side of the receiving hopper 1, the second bolt 7 is positioned in the second large through hole 601, the second bolt 7 is contacted with the second large fixing plate 6, the top of the first large fixing plate 4 is connected with the first supporting plate 8, the first large fixing plate 4 is connected with the first supporting plate 8 in a welding connection mode, the first supporting plate 8 is positioned at the right side of the first bolt 5, the upper part of the first supporting plate 8 is embedded with the first bearing 9, the first rotating pipe 10 is in interference connection with the first bearing 9, the top of the second large fixing plate 6 is connected with the second supporting plate 11, the second supporting plate 11 is positioned at the left side of the second bolt 7, a second bearing 12 is embedded at the upper part of the second supporting plate 11, a second rotating pipe 13 is in interference connection with the second bearing 12, a large annular plate 14 is positioned right above the material receiving hopper 1, the large annular plate 14 is positioned between the first supporting plate 8 and the second supporting plate 11, the right end of the first rotating pipe 10 is embedded in the left side of the large annular plate 14, the left end of the second rotating pipe 13 is embedded in the right side of the large annular plate 14, a first L-shaped plate 15 is positioned in the large annular plate 14, the left side of the first L-shaped plate 15 is connected with a first connecting rod 16, the first L-shaped plate 15 is connected with the first connecting rod 16 in a welding connection mode, the first connecting rod 16 is positioned in the first rotating pipe 10, the first connecting rod 16 is in sliding fit with the first rotating pipe 10, a first spring 17 is sleeved on the first connecting rod 16, the first spring 17 is positioned between the first rotating pipe 10 and the first L-shaped plate 15, a first screw 18 is positioned below the first connecting rod 16, the first screw 18 is in contact with the first connecting rod 16, the bottom of the first rotating pipe 10 and the bottom of the large circular plate 14 are both in threaded connection with the first screw 18, the second L-shaped plate 19 is located in the large circular plate 14, the second L-shaped plate 19 is located on the right side of the first L-shaped plate 15, the right lower end of the first L-shaped plate 15 is provided with a first arc-shaped clamping groove 151, the left lower end of the second L-shaped plate 19 is provided with a second arc-shaped clamping groove 191, the second arc-shaped clamping groove 191 corresponds to the first arc-shaped clamping groove 151, the right side of the second L-shaped plate 19 is connected with a second connecting rod 20, the second L-shaped plate 19 is connected with the second connecting rod 20 in a welding connection mode, the second connecting rod 20 is located in the second rotating pipe 13, the second connecting rod 20 is in sliding fit with the second rotating pipe 13, the second spring 21 is sleeved on the second connecting rod 20, the second spring 21 is located between the second rotating pipe 13 and the second L-shaped plate 19, the second screw 22 is located below the second connecting rod 20, the second screw 22 is in contact with the second connecting rod 20, and the bottom of the second rotary pipe 13 and the bottom of the large circular plate 14 are both in threaded connection with the second screw 22.
Example 2
A clamping device convenient for collecting scraps for a numerical control machining center is disclosed, as shown in figures 1-3, and comprises a receiving hopper 1, an air guide pipe 2, a filter screen 3, a first large fixing plate 4, a first bolt 5, a second large fixing plate 6, a second bolt 7, a first supporting plate 8, a first bearing 9, a first rotating pipe 10, a second supporting plate 11, a second bearing 12, a second rotating pipe 13, a large annular plate 14, a first L-shaped plate 15, a first connecting rod 16, a first spring 17, a first screw 18, a second L-shaped plate 19, a second connecting rod 20, a second spring 21 and a second screw 22, wherein a first blanking port 101 is formed at the left lower side of the receiving hopper 1, a second blanking port 102 is formed at the right lower side of the receiving hopper 1, a first arc-shaped guide groove 103 and a second arc-shaped guide groove 104 are formed in the receiving hopper 1, the first arc-shaped guide groove 103 is positioned at the left side of the second arc-shaped guide groove 104, the first arc-shaped guide groove 103 is positioned at the right side of the first blanking port 101, the second arc-shaped guide groove 104 is positioned at the left side of the second blanking port 102, the gas guide pipe 2 is embedded in the middle of the receiving hopper 1, the gas guide pipe 2 is positioned between the first arc-shaped guide groove 103 and the second arc-shaped guide groove 104, the upper end of the gas guide pipe 2 is arranged in a blocking manner, the upper part of the gas guide pipe 2 is provided with a first vent hole 201 and a second vent hole 202, the first vent hole 201 is positioned at the left side of the second vent hole 202, the first vent hole 201 and the second vent hole 202 are both positioned in the receiving hopper 1, the filter screen 3 is positioned at the upper part in the gas guide pipe 2, the filter screen 3 is connected with the gas guide pipe 2, the filter screen 3 is positioned between the first vent hole 201 and the second vent hole 202, the left side of the top of the receiving hopper 1 is connected with a first large fixing plate 4, the first large through hole 401 is arranged on the left side of the receiving hopper 1, the first bolt 5 is positioned in the first big through hole 401, the first bolt 5 is contacted with the first big fixing plate 4, the right side of the top of the receiving hopper 1 is connected with the second big fixing plate 6, the second big fixing plate 6 is provided with a second big through hole 601, the second big through hole 601 is positioned on the right side of the receiving hopper 1, the second bolt 7 is positioned in the second big through hole 601, the second bolt 7 is contacted with the second big fixing plate 6, the top of the first big fixing plate 4 is connected with a first supporting plate 8, the first supporting plate 8 is positioned on the right side of the first bolt 5, the upper part of the first supporting plate 8 is embedded with a first bearing 9, a first rotating pipe 10 is in interference connection with the first bearing 9, the top of the second big fixing plate 6 is connected with a second supporting plate 11, the second supporting plate 11 is positioned on the left side of the second bolt 7, the upper part of the second supporting plate 11 is embedded with a second bearing 12, the second rotating pipe 13 is in interference connection with the second bearing 12, the large annular plate 14 is positioned right above the material receiving hopper 1, the large annular plate 14 is positioned between the first support plate 8 and the second support plate 11, the right end of the first rotating pipe 10 is embedded in the left side of the large annular plate 14, the left end of the second rotating pipe 13 is embedded in the right side of the large annular plate 14, the first L-shaped plate 15 is positioned in the large annular plate 14, the left side of the first L-shaped plate 15 is connected with a first connecting rod 16, the first connecting rod 16 is positioned in the first rotating pipe 10, the first connecting rod 16 is in sliding fit with the first rotating pipe 10, a first spring 17 is sleeved on the first connecting rod 16, the first spring 17 is positioned between the first rotating pipe 10 and the first L-shaped plate 15, a first screw 18 is positioned below the first connecting rod 16, the first screw 18 is in contact with the first connecting rod 16, the bottom of the first rotating pipe 10 and the bottom of the large annular plate 14 are both in threaded connection with the first screw 18, the second L-shaped plate 19 is positioned in the large annular plate 14, second L shaped plate 19 is located the right side of first L shaped plate 15, the right lower extreme of first L shaped plate 15 is opened there is first arc draw-in groove 151, the left lower extreme of second L shaped plate 19 is opened there is second arc draw-in groove 191, second arc draw-in groove 191 is corresponding with first arc draw-in groove 151, the right side of second L shaped plate 19 is connected with second connecting rod 20, second connecting rod 20 is located second rotating tube 13, second connecting rod 20 and second rotating tube 13 sliding fit, second spring 21 overlaps on second connecting rod 20, second spring 21 is located between second rotating tube 13 and the second L shaped plate 19, second screw rod 22 is located the below of second connecting rod 20, second screw rod 22 contacts with second connecting rod 20, the bottom of second rotating tube 13 and the bottom of big annular plate 14 all with second screw rod 22 threaded connection.
The material receiving device also comprises a first arc-shaped baffle plate 31, a first rotating shaft 32, a first arc-shaped guide plate 33, a second arc-shaped baffle plate 34, a second rotating shaft 35, a second arc-shaped guide plate 36, a large guide block 37, a third screw 38 and a fourth screw 39, wherein the first arc-shaped baffle plate 31 is positioned in the first blanking port 101, the first arc-shaped baffle plate 31 is matched with the first blanking port 101, the first arc-shaped baffle plate 31 is contacted with the material receiving hopper 1, the right lower end of the first arc-shaped baffle plate 31 is connected with the first rotating shaft 32, the first arc-shaped baffle plate 31 is connected with the first rotating shaft 32 in a welding connection mode, the first rotating shaft 32 is positioned in the first blanking port 101, the first rotating shaft 32 is rotatably connected with the material receiving hopper 1, the top of the first arc-shaped baffle plate 31 is connected with the first arc-shaped guide plate 33, the first arc-shaped guide plate 33 is positioned in the first arc-shaped guide groove 103, and the first arc-shaped guide plate 33 is in sliding fit with the first arc-shaped guide groove 103, the second arc baffle 34 is positioned in the second blanking port 102, the second arc baffle 34 is matched with the second blanking port 102, the second arc baffle 34 is contacted with the receiving hopper 1, the lower left end of the second arc baffle 34 is connected with a second rotating shaft 35, the second rotating shaft 35 is positioned in the second blanking port 102, the second rotating shaft 35 is rotatably connected with the receiving hopper 1, the top of the second arc baffle 34 is connected with a second arc guide plate 36, the second arc baffle 34 is connected with the second arc guide plate 36 by welding, the second arc guide plate 36 is positioned in the second arc guide groove 104, the second arc guide plate 36 is in sliding fit with the second arc guide groove 104, the second arc guide plate 36 is positioned at the right side of the first arc guide plate 33, the middle position of the bottom of the receiving hopper 1 is connected with a large guide block 37, the large guide block 37 is positioned below the gas guide tube 2, the large guide block 37 is provided with a third arc guide groove 371 and a fourth arc guide groove 372, the third arc-shaped guide groove 371 is located on the left side of the fourth arc-shaped guide groove 372, the first arc-shaped guide plate 33 is located in the third arc-shaped guide groove 371, the first arc-shaped guide plate 33 is in sliding fit with the third arc-shaped guide groove 371, the second arc-shaped guide plate 36 is located in the fourth arc-shaped guide groove 372, the second arc-shaped guide plate 36 is in sliding fit with the fourth arc-shaped guide groove 372, a third screw 38 and a fourth screw 39 are connected to the front side of the large guide block 37 in a threaded manner, the third screw 38 is located in front of the first arc-shaped guide plate 33, the third screw 38 is in contact with the first arc-shaped guide plate 33, the fourth screw 39 is located in front of the second arc-shaped guide plate 36, the fourth screw 39 is in contact with the second arc-shaped guide plate 36, and the large guide block 37 is located below the first arc-shaped guide groove 103 and the second arc-shaped guide groove 104.
Example 3
A clamping device convenient for collecting scraps for a numerical control machining center is disclosed, as shown in figures 1-4, and comprises a receiving hopper 1, an air guide pipe 2, a filter screen 3, a first large fixing plate 4, a first bolt 5, a second large fixing plate 6, a second bolt 7, a first supporting plate 8, a first bearing 9, a first rotating pipe 10, a second supporting plate 11, a second bearing 12, a second rotating pipe 13, a large annular plate 14, a first L-shaped plate 15, a first connecting rod 16, a first spring 17, a first screw 18, a second L-shaped plate 19, a second connecting rod 20, a second spring 21 and a second screw 22, wherein a first blanking port 101 is formed at the left lower side of the receiving hopper 1, a second blanking port 102 is formed at the right lower side of the receiving hopper 1, a first arc-shaped guide groove 103 and a second arc-shaped guide groove 104 are formed in the receiving hopper 1, the first arc-shaped guide groove 103 is positioned at the left side of the second arc-shaped guide groove 104, the first arc-shaped guide groove 103 is positioned at the right side of the first blanking port 101, the second arc-shaped guide groove 104 is positioned at the left side of the second blanking port 102, the gas guide pipe 2 is embedded in the middle of the receiving hopper 1, the gas guide pipe 2 is positioned between the first arc-shaped guide groove 103 and the second arc-shaped guide groove 104, the upper end of the gas guide pipe 2 is arranged in a blocking manner, the upper part of the gas guide pipe 2 is provided with a first vent hole 201 and a second vent hole 202, the first vent hole 201 is positioned at the left side of the second vent hole 202, the first vent hole 201 and the second vent hole 202 are both positioned in the receiving hopper 1, the filter screen 3 is positioned at the upper part in the gas guide pipe 2, the filter screen 3 is connected with the gas guide pipe 2, the filter screen 3 is positioned between the first vent hole 201 and the second vent hole 202, the left side of the top of the receiving hopper 1 is connected with a first large fixing plate 4, the first large through hole 401 is arranged on the left side of the receiving hopper 1, the first bolt 5 is positioned in the first big through hole 401, the first bolt 5 is contacted with the first big fixing plate 4, the right side of the top of the receiving hopper 1 is connected with the second big fixing plate 6, the second big fixing plate 6 is provided with a second big through hole 601, the second big through hole 601 is positioned on the right side of the receiving hopper 1, the second bolt 7 is positioned in the second big through hole 601, the second bolt 7 is contacted with the second big fixing plate 6, the top of the first big fixing plate 4 is connected with a first supporting plate 8, the first supporting plate 8 is positioned on the right side of the first bolt 5, the upper part of the first supporting plate 8 is embedded with a first bearing 9, a first rotating pipe 10 is in interference connection with the first bearing 9, the top of the second big fixing plate 6 is connected with a second supporting plate 11, the second supporting plate 11 is positioned on the left side of the second bolt 7, the upper part of the second supporting plate 11 is embedded with a second bearing 12, the second rotating pipe 13 is in interference connection with the second bearing 12, the large annular plate 14 is positioned right above the material receiving hopper 1, the large annular plate 14 is positioned between the first support plate 8 and the second support plate 11, the right end of the first rotating pipe 10 is embedded in the left side of the large annular plate 14, the left end of the second rotating pipe 13 is embedded in the right side of the large annular plate 14, the first L-shaped plate 15 is positioned in the large annular plate 14, the left side of the first L-shaped plate 15 is connected with a first connecting rod 16, the first connecting rod 16 is positioned in the first rotating pipe 10, the first connecting rod 16 is in sliding fit with the first rotating pipe 10, a first spring 17 is sleeved on the first connecting rod 16, the first spring 17 is positioned between the first rotating pipe 10 and the first L-shaped plate 15, a first screw 18 is positioned below the first connecting rod 16, the first screw 18 is in contact with the first connecting rod 16, the bottom of the first rotating pipe 10 and the bottom of the large annular plate 14 are both in threaded connection with the first screw 18, the second L-shaped plate 19 is positioned in the large annular plate 14, second L shaped plate 19 is located the right side of first L shaped plate 15, the right lower extreme of first L shaped plate 15 is opened there is first arc draw-in groove 151, the left lower extreme of second L shaped plate 19 is opened there is second arc draw-in groove 191, second arc draw-in groove 191 is corresponding with first arc draw-in groove 151, the right side of second L shaped plate 19 is connected with second connecting rod 20, second connecting rod 20 is located second rotating tube 13, second connecting rod 20 and second rotating tube 13 sliding fit, second spring 21 overlaps on second connecting rod 20, second spring 21 is located between second rotating tube 13 and the second L shaped plate 19, second screw rod 22 is located the below of second connecting rod 20, second screw rod 22 contacts with second connecting rod 20, the bottom of second rotating tube 13 and the bottom of big annular plate 14 all with second screw rod 22 threaded connection.
The material receiving device also comprises a first arc-shaped baffle plate 31, a first rotating shaft 32, a first arc-shaped guide plate 33, a second arc-shaped baffle plate 34, a second rotating shaft 35, a second arc-shaped guide plate 36, a large guide block 37, a third screw 38 and a fourth screw 39, wherein the first arc-shaped baffle plate 31 is positioned in the first blanking port 101, the first arc-shaped baffle plate 31 is matched with the first blanking port 101, the first arc-shaped baffle plate 31 is contacted with the material receiving hopper 1, the right lower end of the first arc-shaped baffle plate 31 is connected with the first rotating shaft 32, the first rotating shaft 32 is positioned in the first blanking port 101, the first rotating shaft 32 is rotatably connected with the material receiving hopper 1, the top of the first arc-shaped baffle plate 31 is connected with the first arc-shaped guide plate 33, the first arc-shaped guide plate 33 is positioned in the first arc-shaped guide groove 103, the first arc-shaped guide plate 33 is in sliding fit with the first arc-shaped guide groove 103, the second arc-shaped baffle plate 34 is positioned in the second blanking port 102, and the second arc-shaped baffle plate 34 is matched with the second blanking port 102, the second arc-shaped baffle plate 34 is contacted with the receiving hopper 1, the left lower end of the second arc-shaped baffle plate 34 is connected with a second rotating shaft 35, the second rotating shaft 35 is positioned in the second blanking port 102, the second rotating shaft 35 is rotatably connected with the receiving hopper 1, the top of the second arc-shaped baffle plate 34 is connected with a second arc-shaped guide plate 36, the second arc-shaped guide plate 36 is positioned in a second arc-shaped guide groove 104, the second arc-shaped guide plate 36 is in sliding fit with the second arc-shaped guide groove 104, the second arc-shaped guide plate 36 is positioned on the right side of the first arc-shaped guide plate 33, the middle position of the bottom of the receiving hopper 1 is connected with a large guide block 37, the large guide block 37 is positioned below the air duct 2, the large guide block 37 is provided with a third arc-shaped guide groove 371 and a fourth arc-shaped guide groove 372, the third arc-shaped guide groove 371 is positioned on the left side of the fourth arc-shaped guide groove 372, first arc deflector 33 and third arc guide 371 sliding fit, second arc deflector 36 is located fourth arc guide 372, second arc deflector 36 and fourth arc guide 372 sliding fit, the front side threaded connection of big guide block 37 has third screw 38 and fourth screw 39, third screw 38 is located the place ahead of first arc deflector 33, third screw 38 contacts with first arc deflector 33, fourth screw 39 is located the place ahead of second arc deflector 36, fourth screw 39 contacts with second arc deflector 36, big guide block 37 is located the below of first arc guide 103 and second arc guide 104.
The small ring-shaped plate 41 is positioned on the right side of the second support plate 11, the small ring-shaped plate 41 is sleeved on the second rotating pipe 13 in a sliding mode, small guide holes 411 are formed in the small ring-shaped plate 41 in an up-down symmetrical mode, the small guide rod 42 is connected to the right side of the second support plate 11, the second support plate 11 is connected with the small guide rod 42 in a welding connection mode, the small guide rod 42 is positioned in the small guide holes 411, the small ring-shaped plate 41 is in contact with the small guide rod 42, a plurality of rectangular grooves 412 are uniformly formed in the inner annular wall of the small ring-shaped plate 41, a plurality of rectangular blocks 43 are uniformly connected to the outer circumferential wall of the second rotating pipe 13, the second rotating pipe 13 is connected with the rectangular blocks 43 in a welding connection mode, the rectangular blocks 43 are positioned in the rectangular grooves 412, and the rectangular blocks 43 are in sliding fit with the rectangular grooves 412.
Example 4
A clamping device convenient for collecting scraps for a numerical control machining center is disclosed, as shown in figures 1-4, and comprises a receiving hopper 1, an air guide pipe 2, a filter screen 3, a first large fixing plate 4, a first bolt 5, a second large fixing plate 6, a second bolt 7, a first supporting plate 8, a first bearing 9, a first rotating pipe 10, a second supporting plate 11, a second bearing 12, a second rotating pipe 13, a large annular plate 14, a first L-shaped plate 15, a first connecting rod 16, a first spring 17, a first screw 18, a second L-shaped plate 19, a second connecting rod 20, a second spring 21 and a second screw 22, wherein a first blanking port 101 is formed at the left lower side of the receiving hopper 1, a second blanking port 102 is formed at the right lower side of the receiving hopper 1, a first arc-shaped guide groove 103 and a second arc-shaped guide groove 104 are formed in the receiving hopper 1, the first arc-shaped guide groove 103 is positioned at the left side of the second arc-shaped guide groove 104, the first arc-shaped guide groove 103 is positioned at the right side of the first blanking port 101, the second arc-shaped guide groove 104 is positioned at the left side of the second blanking port 102, the gas guide pipe 2 is embedded in the middle of the receiving hopper 1, the gas guide pipe 2 is positioned between the first arc-shaped guide groove 103 and the second arc-shaped guide groove 104, the upper end of the gas guide pipe 2 is arranged in a blocking manner, the upper part of the gas guide pipe 2 is provided with a first vent hole 201 and a second vent hole 202, the first vent hole 201 is positioned at the left side of the second vent hole 202, the first vent hole 201 and the second vent hole 202 are both positioned in the receiving hopper 1, the filter screen 3 is positioned at the upper part in the gas guide pipe 2, the filter screen 3 is connected with the gas guide pipe 2, the filter screen 3 is positioned between the first vent hole 201 and the second vent hole 202, the left side of the top of the receiving hopper 1 is connected with a first large fixing plate 4, the first large through hole 401 is arranged on the left side of the receiving hopper 1, the first bolt 5 is positioned in the first big through hole 401, the first bolt 5 is contacted with the first big fixing plate 4, the right side of the top of the receiving hopper 1 is connected with the second big fixing plate 6, the second big fixing plate 6 is provided with a second big through hole 601, the second big through hole 601 is positioned on the right side of the receiving hopper 1, the second bolt 7 is positioned in the second big through hole 601, the second bolt 7 is contacted with the second big fixing plate 6, the top of the first big fixing plate 4 is connected with a first supporting plate 8, the first supporting plate 8 is positioned on the right side of the first bolt 5, the upper part of the first supporting plate 8 is embedded with a first bearing 9, a first rotating pipe 10 is in interference connection with the first bearing 9, the top of the second big fixing plate 6 is connected with a second supporting plate 11, the second supporting plate 11 is positioned on the left side of the second bolt 7, the upper part of the second supporting plate 11 is embedded with a second bearing 12, the second rotating pipe 13 is in interference connection with the second bearing 12, the large annular plate 14 is positioned right above the material receiving hopper 1, the large annular plate 14 is positioned between the first support plate 8 and the second support plate 11, the right end of the first rotating pipe 10 is embedded in the left side of the large annular plate 14, the left end of the second rotating pipe 13 is embedded in the right side of the large annular plate 14, the first L-shaped plate 15 is positioned in the large annular plate 14, the left side of the first L-shaped plate 15 is connected with a first connecting rod 16, the first connecting rod 16 is positioned in the first rotating pipe 10, the first connecting rod 16 is in sliding fit with the first rotating pipe 10, a first spring 17 is sleeved on the first connecting rod 16, the first spring 17 is positioned between the first rotating pipe 10 and the first L-shaped plate 15, a first screw 18 is positioned below the first connecting rod 16, the first screw 18 is in contact with the first connecting rod 16, the bottom of the first rotating pipe 10 and the bottom of the large annular plate 14 are both in threaded connection with the first screw 18, the second L-shaped plate 19 is positioned in the large annular plate 14, second L shaped plate 19 is located the right side of first L shaped plate 15, the right lower extreme of first L shaped plate 15 is opened there is first arc draw-in groove 151, the left lower extreme of second L shaped plate 19 is opened there is second arc draw-in groove 191, second arc draw-in groove 191 is corresponding with first arc draw-in groove 151, the right side of second L shaped plate 19 is connected with second connecting rod 20, second connecting rod 20 is located second rotating tube 13, second connecting rod 20 and second rotating tube 13 sliding fit, second spring 21 overlaps on second connecting rod 20, second spring 21 is located between second rotating tube 13 and the second L shaped plate 19, second screw rod 22 is located the below of second connecting rod 20, second screw rod 22 contacts with second connecting rod 20, the bottom of second rotating tube 13 and the bottom of big annular plate 14 all with second screw rod 22 threaded connection.
The material receiving device also comprises a first arc-shaped baffle plate 31, a first rotating shaft 32, a first arc-shaped guide plate 33, a second arc-shaped baffle plate 34, a second rotating shaft 35, a second arc-shaped guide plate 36, a large guide block 37, a third screw 38 and a fourth screw 39, wherein the first arc-shaped baffle plate 31 is positioned in the first blanking port 101, the first arc-shaped baffle plate 31 is matched with the first blanking port 101, the first arc-shaped baffle plate 31 is contacted with the material receiving hopper 1, the right lower end of the first arc-shaped baffle plate 31 is connected with the first rotating shaft 32, the first rotating shaft 32 is positioned in the first blanking port 101, the first rotating shaft 32 is rotatably connected with the material receiving hopper 1, the top of the first arc-shaped baffle plate 31 is connected with the first arc-shaped guide plate 33, the first arc-shaped guide plate 33 is positioned in the first arc-shaped guide groove 103, the first arc-shaped guide plate 33 is in sliding fit with the first arc-shaped guide groove 103, the second arc-shaped baffle plate 34 is positioned in the second blanking port 102, and the second arc-shaped baffle plate 34 is matched with the second blanking port 102, the second arc-shaped baffle plate 34 is contacted with the receiving hopper 1, the left lower end of the second arc-shaped baffle plate 34 is connected with a second rotating shaft 35, the second rotating shaft 35 is positioned in the second blanking port 102, the second rotating shaft 35 is rotatably connected with the receiving hopper 1, the top of the second arc-shaped baffle plate 34 is connected with a second arc-shaped guide plate 36, the second arc-shaped guide plate 36 is positioned in a second arc-shaped guide groove 104, the second arc-shaped guide plate 36 is in sliding fit with the second arc-shaped guide groove 104, the second arc-shaped guide plate 36 is positioned on the right side of the first arc-shaped guide plate 33, the middle position of the bottom of the receiving hopper 1 is connected with a large guide block 37, the large guide block 37 is positioned below the air duct 2, the large guide block 37 is provided with a third arc-shaped guide groove 371 and a fourth arc-shaped guide groove 372, the third arc-shaped guide groove 371 is positioned on the left side of the fourth arc-shaped guide groove 372, first arc deflector 33 and third arc guide 371 sliding fit, second arc deflector 36 is located fourth arc guide 372, second arc deflector 36 and fourth arc guide 372 sliding fit, the front side threaded connection of big guide block 37 has third screw 38 and fourth screw 39, third screw 38 is located the place ahead of first arc deflector 33, third screw 38 contacts with first arc deflector 33, fourth screw 39 is located the place ahead of second arc deflector 36, fourth screw 39 contacts with second arc deflector 36, big guide block 37 is located the below of first arc guide 103 and second arc guide 104.
The small ring-shaped plate 41 is positioned on the right side of the second support plate 11, the small ring-shaped plate 41 is sleeved on the second rotating pipe 13 in a sliding mode, small guide holes 411 are formed in the small ring-shaped plate 41 in an up-down symmetrical mode, the small guide rod 42 is connected to the right side of the second support plate 11, the small guide rod 42 is positioned in the small guide holes 411, the small ring-shaped plate 41 is in contact with the small guide rod 42, a plurality of rectangular grooves 412 are uniformly formed in the inner annular wall of the small ring-shaped plate 41, a plurality of rectangular blocks 43 are uniformly connected to the outer circumferential wall of the second rotating pipe 13, the rectangular blocks 43 are positioned in the rectangular grooves 412, and the rectangular blocks 43 are in sliding fit with the rectangular grooves 412.
Still including suction fan 51, dead lever 52 and filter 53, install suction fan 51 on the air duct 2, suction fan 51 is located the outside that connects hopper 1, the left and right sides of suction fan 51 all is connected with dead lever 52, suction fan 51 is connected with dead lever 52 through welded connection's mode, dead lever 52 is connected with the lateral wall that connects hopper 1, the lower extreme of air duct 2 is connected with filter 53, filter 53 with connect hopper 1 to be connected, filter 53 is located the top of first arc guide way 103 and second arc guide way 104.
In the invention, firstly, the first bolt 5 and the second bolt 7 are installed on a numerical control machining center, then the first screw 18 and the second screw 22 are unscrewed, so that the first L-shaped plate 15 and the second L-shaped plate 19 can slide left and right, workpieces with different sizes and specifications can be clamped, the first L-shaped plate 15 and the second L-shaped plate 19 can support the workpieces, the round workpieces can be placed into the first arc-shaped clamping groove 151 and the second arc-shaped clamping groove 191, the fitting degree is better, the clamping effect on the round workpieces is better, after clamping is finished, the first screw 18 and the second screw 22 can be screwed and fixed, then the first rotating pipe 10 and the second rotating pipe 13 are supported, namely, the clamped workpieces can be machined through the numerical control machining center, scraps produced during machining fall downwards into the receiving hopper 1 to be intensively collected, and can be discharged outwards through the first blanking port 101 and the second blanking port 102, and the raised dust generated when the scraps fall can enter the air duct 2 through the first vent hole 201 and the second vent hole 202 and be filtered by the filter screen 3, the invention is convenient for collecting and processing the scraps, saves time, and the large annular plate 14 can rotate, thereby being convenient for obliquely processing the clamped workpiece.
When the sweeps do not need to be discharged, the first blanking port 101 and the second blanking port 102 can be blocked by the first arc-shaped baffle plate 31 and the second arc-shaped baffle plate 34 respectively, when the sweeps are required to be discharged, the third screw 38 and the fourth screw 39 can be unscrewed, the first arc-shaped baffle plate 31 and the second arc-shaped baffle plate 34 can be swung by the first arc-shaped guide plate 33 and the second arc-shaped guide plate 36 respectively, the blocked first blanking port 101 and the blocked second blanking port 102 are opened, and the sweeps in the butt joint hopper 1 can be conveniently subjected to concentrated discharge treatment.
The suction fan 51 can be started at the moment, the suction fan 51 sucks the dust in the butt hopper 1 through the air duct 2, the filter screen 3 is used for filtering, the filter 53 is used for filtering, and then the dust is discharged into the air, so that the dust-collecting device is clean and environment-friendly.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (3)
1. A clamping device convenient for collecting scraps for a numerical control machining center comprises a receiving hopper, an air guide pipe, a filter screen, a first large fixing plate, a first bolt, a second large fixing plate, a second bolt, a first supporting plate, a first bearing, a first rotating pipe, a second supporting plate, a second bearing, a second rotating pipe and a large annular plate, wherein a first blanking port is formed in the lower left side of the receiving hopper, a second blanking port is formed in the lower right side of the receiving hopper, a first arc-shaped guide groove and a second arc-shaped guide groove are formed in the receiving hopper, the first arc-shaped guide groove is positioned on the left side of the second arc-shaped guide groove, the first arc-shaped guide groove is positioned on the right side of the first blanking port, the second arc-shaped guide groove is positioned on the left side of the second blanking port, the air guide pipe is embedded in the middle of the receiving hopper, the air guide pipe is positioned between the first arc-shaped guide groove and the second arc-shaped guide groove, and the upper end of the air guide pipe is arranged in a plugging manner, the upper part of the air duct is provided with a first vent hole and a second vent hole, the first vent hole is positioned on the left side of the second vent hole, the first vent hole and the second vent hole are both positioned in the material receiving hopper, the filter screen is positioned on the upper part in the air duct and is connected with the air duct, the filter screen is positioned between the first vent hole and the second vent hole, the left side of the top of the material receiving hopper is connected with a first large fixing plate, the first large fixing plate is provided with a first large through hole, the first large through hole is positioned on the left side of the material receiving hopper, the first bolt is positioned in the first large through hole and is contacted with the first large fixing plate, the right side of the top of the material receiving hopper is connected with a second large fixing plate, the second large through hole is arranged on the right side of the material receiving hopper, the second bolt is positioned in the second large through hole and is contacted with the second large fixing plate, the top of the first large fixing plate is connected with a first supporting plate, the first support plate is positioned on the right side of the first bolt, a first bearing is embedded in the upper portion of the first support plate, the first rotating pipe is in interference fit connection with the first bearing, the top of a second large fixed plate is connected with a second support plate, the second support plate is positioned on the left side of the second bolt, a second bearing is embedded in the upper portion of the second support plate, the second rotating pipe is in interference fit connection with the second bearing, the large annular plate is positioned right above the material receiving hopper and positioned between the first support plate and the second support plate, the right end of the first rotating pipe is embedded in the left side of the large annular plate, and the left end of the second rotating pipe is embedded in the right side of the large annular plate. The first connecting rod is positioned in the first rotating pipe, the first connecting rod is in sliding fit with the first rotating pipe, the first spring is sleeved on the first connecting rod, the first spring is positioned between the first rotating pipe and the first L-shaped plate, the first screw rod is positioned below the first connecting rod, the first screw rod is contacted with the first connecting rod, the bottom of the first rotating pipe and the bottom of the large annular plate are both in threaded connection with the first screw rod, the second L-shaped plate is positioned in the large annular plate, the second L-shaped plate is positioned on the right side of the first L-shaped plate, the right lower end of the first L-shaped plate is provided with a first arc-shaped clamping groove, the left lower end of the second L-shaped plate is provided with a second arc-shaped clamping groove, the second arc-shaped clamping groove corresponds to the first arc-shaped clamping groove, the right side of the second L-shaped plate is connected with a second connecting rod, the second connecting rod is positioned in the second rotating pipe, the second connecting rod is in sliding fit with the second rotating pipe, and the second spring is sleeved on the second connecting rod, the second spring is positioned between the second rotating pipe and the second L-shaped plate, the second screw rod is positioned below the second connecting rod and is in contact with the second connecting rod, and the bottom of the second rotating pipe and the bottom of the large annular plate are in threaded connection with the second screw rod; the first arc baffle is positioned in the first blanking port, the first arc baffle is matched with the first blanking port, the first arc baffle is contacted with the receiving hopper, the right lower end of the first arc baffle is connected with the first rotating shaft, the first rotating shaft is positioned in the first blanking port, the first rotating shaft is rotatably connected with the receiving hopper, the top of the first arc baffle is connected with the first arc baffle, the first arc baffle is positioned in the first arc guide groove, the first arc baffle is in sliding fit with the first arc guide groove, the second arc baffle is positioned in the second blanking port, the second arc baffle is matched with the second blanking port, the second arc baffle is contacted with the receiving hopper, the left lower end of the second arc baffle is connected with the second rotating shaft, the second rotating shaft is positioned in the second blanking port and is rotationally connected with the material receiving hopper, the top of the second arc-shaped baffle plate is connected with a second arc-shaped guide plate, the second arc-shaped guide plate is positioned in a second arc-shaped guide groove, the second arc-shaped guide plate is in sliding fit with the second arc-shaped guide groove, the second arc-shaped guide plate is positioned on the right side of the first arc-shaped guide plate, the middle position of the bottom of the material receiving hopper is connected with a large guide block, the large guide block is positioned below the air guide tube and is provided with a third arc-shaped guide groove and a fourth arc-shaped guide groove, the third arc-shaped guide groove is positioned on the left side of the fourth arc-shaped guide groove, the first arc-shaped guide plate is positioned in the third arc-shaped guide groove, the first arc-shaped guide plate is in sliding fit with the third arc-shaped guide groove, the second arc-shaped guide plate is positioned in the fourth arc-shaped guide groove, the front side of the large guide block is in threaded connection with a third screw rod and a fourth screw rod, the third screw rod is located in front of the first arc-shaped guide plate, the third screw rod is in contact with the first arc-shaped guide plate, the fourth screw rod is located in front of the second arc-shaped guide plate, the fourth screw rod is in contact with the second arc-shaped guide plate, and the large guide block is located below the first arc-shaped guide groove and the second arc-shaped guide groove.
2. The clamping device of claim 1, further comprising a small annular plate, a small guide rod and rectangular blocks, wherein the small annular plate is located on the right side of the second support plate, the small annular plate is slidably sleeved on the second rotary tube, the small annular plate is vertically symmetrically provided with small guide holes, the right side of the second support plate is connected with the small guide rod, the small guide rod is located in the small guide holes, the small annular plate is in contact with the small guide rod, the inner annular wall of the small annular plate is uniformly provided with a plurality of rectangular grooves, the outer circumferential wall of the second rotary tube is uniformly connected with a plurality of rectangular blocks, the rectangular blocks are located in the rectangular grooves, and the rectangular blocks are in sliding fit with the rectangular grooves.
3. The clamping device of claim 2, further comprising a suction fan, fixing rods and a filter, wherein the suction fan is mounted on the air duct, the suction fan is located outside the material receiving hopper, the fixing rods are connected to the left side and the right side of the suction fan, the fixing rods are connected to the outer side wall of the material receiving hopper, the filter is connected to the lower end of the air duct, the filter is connected to the material receiving hopper, and the filter is located above the first arc-shaped guide groove and the second arc-shaped guide groove.
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