CN217123062U - Automatic tightening mechanism for multi-way valve - Google Patents
Automatic tightening mechanism for multi-way valve Download PDFInfo
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- CN217123062U CN217123062U CN202123272565.XU CN202123272565U CN217123062U CN 217123062 U CN217123062 U CN 217123062U CN 202123272565 U CN202123272565 U CN 202123272565U CN 217123062 U CN217123062 U CN 217123062U
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Abstract
The invention discloses an automatic multi-way valve screwing mechanism which comprises a mounting base plate, a three-axis servo linear mechanism, a pneumatic screwing shaft transposition device, a jacking mechanism with a rotating device, a rack and a conveying line device, wherein four corners of the lower plane of the mounting base plate are respectively screwed with a support rod, the mounting base plate is mounted on the rack through the support rods, and one side, far away from the three-axis servo linear mechanism, of the rack is provided with a rectangular opening.
Description
Technical Field
The invention relates to the field of automation of workpiece processing machinery, in particular to an automatic multi-way valve screwing mechanism.
Background
The multi-way valve is an aggregate of a valve body which is processed with an oil way and is generally approximately a cuboid and is provided with a multi-functional hydraulic valve, and the five surfaces of the valve body except the bottom surface are all provided with the hydraulic valve or a plug. The hydraulic valve and the plug are required to be screwed to the torque required by the assembly process.
At present, the assembly of a multi-way valve is mostly in a manual assembly mode, and the manual assembly mode has the following problems: 1. the installation surfaces of the hydraulic valve and the plug are required to be adjusted for many times so as to be convenient for screwing, and the time and labor are wasted. 2. The screwing tools need to be frequently switched, namely the fixed-torque wrenches with different torques need to be switched by switching different sleeve sizes so as to adapt to various hydraulic valves or plugs, and the assembly efficiency is low. 3. The assembly quality cannot be guaranteed, such as missing tightening or unqualified tightening torque.
Disclosure of Invention
Aiming at the problem that the assembly mode of the multi-way valve is a manual mode with more problems, the invention provides the automatic tightening mechanism of the multi-way valve, which improves the assembly efficiency, improves the assembly quality and reduces the labor intensity of workers.
In order to achieve the purpose, the invention provides an automatic multi-way valve screwing mechanism which comprises a mounting base plate, a three-axis servo linear mechanism, a pneumatic screwing shaft transposition device, a jacking mechanism with a rotating device, a rack and a conveying line device, wherein four corners of the lower plane of the mounting base plate are respectively screwed with a supporting rod, the mounting base plate is mounted on the rack through the supporting rods, and a rectangular opening is formed in one side, far away from the three-axis servo linear mechanism, of the rack.
The three-axis servo linear mechanism comprises a screw bearing seat arranged along the Y-axis direction, the Y-axis screw bearing seat is installed on an installation substrate, a rotatable Y-axis ball screw is installed in the screw bearing seat in a sleeved mode, one end of the Y-axis ball screw is connected into the screw bearing seat, a Y-axis coupler is installed at the other end of the Y-axis ball screw, the other end of the Y-axis coupler is connected with the rotating end of a Y-axis servo motor, Y-axis guide rails are installed on the two sides of the Y-axis ball screw along the Y-axis direction respectively, the Y-axis guide rails are in threaded connection on the installation substrate, and Y-axis ball screws capable of moving along the Y-axis ball screw are installed on Y-axis slide blocks respectively installed on each Y-axis guide rail.
A first support frame is installed on a Y-axis ball screw, a Z-axis connecting plate placed along the Z-axis direction is installed on the first support frame, the surface of the Z-axis connecting plate is perpendicular to the plane of a mounting substrate, a Z-axis servo motor is fixedly installed at one end of the Z-axis connecting plate, the rotating end of the Z-axis servo motor is connected with one end of a Z-axis coupler, a Z-axis ball screw is fixedly installed at the other end of the Z-axis coupler, another screw bearing seat is installed at the other end of the Z-axis ball screw, a Z-axis ball screw capable of moving along the Z-axis ball screw is installed on the Z-axis ball screw, a Z-axis guide rail is installed on each of the two sides of the Z-axis ball screw along the Z-axis direction and is in threaded connection with the Z-axis connecting plate, and a Z-axis sliding block is installed on each Z-axis guide rail.
A supporting plate is arranged on the Z-axis ball screw nut and fixed on the Z-axis sliding block, the left end and the right end of the supporting plate are respectively provided with a connecting rod, and the other end of each connecting rod is provided with an X-axis connecting plate.
The surface of an X-axis connecting plate is perpendicular to the plane of a mounting substrate, an X-axis servo motor is fixedly mounted at one end of the X-axis connecting plate, the rotating end of the X-axis servo motor is connected with one end of an X-axis coupler, an X-axis ball screw is fixedly mounted at the other end of the X-axis coupler, another screw bearing seat is mounted at the other end of the X-axis ball screw, an X-axis ball screw nut capable of moving along the X-axis ball screw is mounted on the X-axis ball screw, X-axis guide rails are mounted on two sides of the X-axis ball screw along the X-axis direction and are in screwed connection with the X-axis connecting plate, and an X-axis sliding block is mounted on each X-axis guide rail.
The pneumatic tightening shaft transposition device comprises a connecting support and a connecting shaft, wherein the connecting support and the connecting shaft are installed on an X-axis ball screw nut, the cross section of the connecting support is L-shaped, one plate surface of the connecting support is fixed on two X-axis sliding blocks, the other plate surface of the connecting support is provided with a through hole, the connecting shaft is fixed on the other plate surface of the connecting support, one end of the connecting shaft penetrates through the through hole of the other plate surface of the connecting support and is connected with an electric tightening shaft, the electric tightening shaft is arranged along the Y-axis direction, and the tail end of the electric tightening shaft is provided with a sleeve.
The connecting shaft passes through the shaft diameter of the through hole of the other plate surface of the connecting bracket and is sleeved with a transposition gear, the transposition gear is meshed with a transposition rack, the upper end of the transposition rack is connected with the telescopic end of a sleeve transposition air cylinder, and the sleeve transposition air cylinder is fixed at the side end of the mounting substrate.
The jacking mechanism comprises a first mounting plate, a second mounting plate, a third mounting plate and bolts, wherein the first mounting plate is connected with a rectangular opening on the frame through bolts in a threaded mode, a first through hole is formed in the first mounting plate close to the center, second through holes are formed in four corners of the first mounting plate, a first opening is formed in the geometric center of the first mounting plate, and a second opening is formed in the first mounting plate close to the first opening.
A first cylinder is fixedly arranged on the lower plane of the first mounting plate, the telescopic end of the first cylinder extends out of the first through hole, a push plate is fixedly arranged on the telescopic end of the first cylinder, third through holes are arranged on the upper plane of the push plate close to four corners, a first guide shaft is arranged in each third through hole and forms a movable mechanism, the first guide shaft is fixed on the first mounting plate, a bulge is arranged on the upper plane of the push plate and is contacted with the lower plane of the second mounting plate, a fourth through hole is arranged at the geometric center of the push plate, a second cylinder is fixedly arranged on the lower plane of the push plate, the telescopic end of the second cylinder extends out of the fourth through hole, the cylinder body of the second cylinder passes through a first opening at the geometric center of the first mounting plate, the telescopic end of the second cylinder is connected with the center of the lower plane of the second mounting plate, second guide shafts are respectively arranged at four corners of the lower plane of the second mounting plate, and the other end of the second guide shaft passes through the second through hole of the first mounting plate to form the movable mechanism, and the lower part of the first mounting plate is fixed by a second support frame, a fifth through hole is arranged on the second mounting plate and is just opposite to a second opening of the first mounting plate, a rotating motor is fixedly arranged below the fifth through hole, the rotating end of the rotating motor extends out of the fifth through hole and is provided with a first gear, a machine body of the rotating motor penetrates through the second opening of the first mounting plate, a second gear is arranged on the first gear in a meshed mode, the second gear is fixed at the geometric center of the lower plane of the third mounting plate, and four positioning pins are uniformly arranged on the upper plane of the third mounting plate.
The conveying line device comprises roller conveying belts arranged on two sides of a rectangular opening of the rack along the X-axis direction, the roller conveying belts are fixed on the rack through conveying belt supports, and trays which are driven to move through the roller conveying belts are arranged on the roller conveying belts.
Above-mentioned automatic mechanism of screwing up of multiple unit valve, under the preferred mode, is equipped with the link between two faces of linking bridge, is equipped with first chain mount along the Z axle direction on the link, first chain mount top fixed mounting first chain, the upper end at the X axle connecting plate is fixed to the other end of first chain.
According to the automatic tightening mechanism for the multi-way valve, in a preferred mode, the other side, opposite to the X-axis guide rail, of the X-axis connecting plate is provided with a second chain fixing frame, a second chain is fixedly arranged on the second chain fixing frame, and the other end of the second chain is fixed to the top end of a third chain fixing frame arranged on the first supporting frame. The lower end of the third chain fixing frame is fixedly provided with a third chain, and the other end of the third chain is fixed on the mounting base plate.
According to the automatic multi-way valve screwing mechanism, in an optimal mode, the X-axis connecting plate is provided with two supporting sliding blocks capable of moving along the Y-axis guide rail, and the supporting sliding blocks are supported by the Y-axis guide rail.
According to the automatic tightening mechanism for the multi-way valve, in the preferred mode, a plurality of arc-shaped clamping grooves used for storing the standby sleeve are formed in one side, located below the sleeve, of the mounting substrate.
According to the automatic tightening mechanism for the multi-way valve, a sensor is arranged on one side of each arc-shaped clamping groove in the optimal mode.
According to the automatic multi-way valve screwing mechanism, in a preferred mode, the inductance type proximity switches are respectively arranged at the front end and the rear end of one side of one Y-axis guide rail along the direction of the Y-axis guide rail on the mounting substrate.
Above-mentioned automatic tightening mechanism of multiple unit valve, under preferred mode, gyro wheel conveyer belt upper end is equipped with the recess, is equipped with a plurality of gyro wheel in the recess, and the gyro wheel passes through the axis of roll to be fixed in gyro wheel conveyer belt upper end recess.
Above-mentioned automatic tightening mechanism of multiple unit valve, under preferred mode, be equipped with the stationary blade on the frame supporting leg, the other end of stationary blade is equipped with fixing bolt.
The jacking mechanism with the rotating device can jack and switch the tightening surfaces automatically in a grading manner, and can automatically switch each tightening surface.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic top view of the present invention.
FIG. 4 is a schematic side view of the present invention.
Fig. 5 is a schematic three-dimensional structure diagram of a three-axis servo linear mechanism and a pneumatic tightening shaft indexing device of the invention.
Fig. 6 is a schematic front view of the three-axis servo linear mechanism and the pneumatic tightening shaft indexing device of the present invention.
Fig. 7 is a schematic top view of the three-axis servo linear mechanism and the pneumatic tightening shaft indexing device of the present invention.
Fig. 8 is a schematic side view of the three-axis servo linear mechanism and the pneumatic tightening shaft indexing device of the present invention.
Fig. 9 is a schematic perspective view of a jacking mechanism of the present invention.
FIG. 10 is a schematic diagram of a side view of a jacking mechanism of the present invention.
FIG. 11 is a schematic view of a workpiece to be assembled according to the present invention.
Fig. 12 is a plan view of a first mounting plate of the present invention.
Figure 13 is a schematic plan view of the push plate of the present invention.
Fig. 14 is a plan view of a second mounting plate of the present invention.
In the figure: 1. a mounting base plate, 2, a three-axis servo linear mechanism, 3, a pneumatic tightening shaft indexing device, 4, a jacking mechanism, 5, a screw bearing block, 6, a Y-axis ball screw, 7, a Y-axis coupler, 8, a Y-axis servo motor, 9, a Y-axis guide rail, 10, a Y-axis slider, 11, a Y-axis ball nut, 12, a first support frame, 13, a Z-axis connecting plate, 14, a Z-axis servo motor, 15, a Z-axis coupler, 16, a Z-axis ball screw, 17, a Z-axis ball nut, 18, a Z-axis guide rail, 19, a Z-axis slider, 20, a support plate, 21, a connecting rod, 22, an X-axis connecting plate, 23, an X-axis servo motor, 24, an X-axis coupler, 25, an X-axis ball screw, 26, an X-axis ball nut, 27, an X-axis guide rail, 28, an X-axis slider, 29, a fixing bolt, 30, a connecting bracket, 31, a connecting shaft, 32, an electric tightening shaft, 33. a sleeve, 34, an indexing gear, 35, an indexing rack, 36, a sleeve indexing cylinder, 37, a frame, 38, a conveyor line device, 39, a first mounting plate, 40, a second mounting plate, 41, a third mounting plate, 42, a bolt, 43, a first through hole, 44, a second through hole, 45, a first opening, 46, a second opening, 47, a first cylinder, 48, a push plate, 49, a third through hole, 50 a first guide shaft, 51, a fourth through hole, 52, a second cylinder, 53, a workpiece to be assembled, 54, a second guide shaft, 55, a second support frame, 56, a fifth through hole, 57, a rotating motor, 58, a first gear, 59, a second gear, 60, a positioning pin, 61, a roller conveyor belt, 62, a conveyor belt bracket, 63, a tray, 64, a support rod, 65, a connecting frame, 66, a first chain fixing frame, 67, a first chain, 68, a second chain fixing frame, 69. the device comprises a second chain, a third chain fixing frame, a third chain, a support sliding block 73, an arc-shaped clamping groove, a sensor 75, an inductive proximity switch 76, a roller 77 and a fixing sheet.
Detailed Description
As shown in fig. 1, the automatic tightening mechanism for the multi-way valve of the present invention comprises a mounting substrate 1, a three-axis servo linear mechanism 2, a pneumatic tightening shaft indexing device 3, a jacking mechanism 4 with a rotating device, a frame 37 and a conveying line device 38, wherein four corners of a lower plane of the mounting substrate 1 are respectively screwed with a support rod 64, the mounting substrate 1 is mounted on the frame 37 through the support rods 64, and a rectangular opening is arranged on one side of the frame 37, which is far away from the three-axis servo linear mechanism 2.
As shown in fig. 5 to 8, the three-axis servo linear mechanism 2 includes a screw bearing seat 5 disposed along the Y-axis direction, the Y-axis screw bearing seat 5 is mounted on the mounting substrate 1, a rotatable Y-axis ball screw 6 is mounted in the screw bearing seat 5 in a sleeved manner, one end of the Y-axis ball screw 6 is connected in the screw bearing seat 5, a Y-axis coupler 7 is mounted at the other end of the Y-axis ball screw 6, the other end of the Y-axis coupler 7 is connected with the rotating end of the Y-axis servo motor 8, a Y-axis guide rail 9 is mounted on each of the two sides of the Y-axis ball screw 6 along the Y-axis direction, the Y-axis guide rail 9 is screwed on the mounting substrate 1, a Y-axis slider 10 is mounted on each Y-axis guide rail 9, and a Y-axis ball screw 11 movable along the Y-axis ball screw 6 is mounted on the Y-axis ball screw 6.
As shown in fig. 5 to 8, a first support frame 12 is mounted on a Y-axis ball screw 11, a Z-axis connecting plate 13 disposed along the Z-axis direction is mounted on the first support frame 12, a plate surface of the Z-axis connecting plate 13 is perpendicular to a plane of the mounting substrate 1, a Z-axis servo motor 14 is fixedly mounted at one end of the Z-axis connecting plate 13, a rotating end of the Z-axis servo motor 14 is connected with one end of a Z-axis coupler 15, a Z-axis ball screw 16 is fixedly mounted at the other end of the Z-axis coupler 15, another screw bearing 5 is mounted at the other end of the Z-axis ball screw 16, the screw bearing 5 is fixed at the other end of the Z-axis connecting plate 13, a Z-axis ball screw 17 movable along the Z-axis ball screw 16 is mounted on the Z-axis ball screw 16, Z-axis guide rails 18 are respectively mounted on both sides of the Z-axis ball screw 16 and are screwed on the Z-axis connecting plate 13, and a Z-axis slider 19 is mounted on each Z-axis guide rail 18.
As shown in fig. 5 to 8, a support plate 20 is mounted on the Z-axis ball screw 17 and fixed to the Z-axis slider 19, a connecting rod 21 is mounted on each of the left and right ends of the support plate 20, and an X-axis connecting plate 22 is mounted on the other end of the connecting rod 21.
As shown in fig. 5 to 8, the plate surface of the X-axis connecting plate 22 is perpendicular to the plane of the mounting substrate 1, one end of the X-axis connecting plate 22 is fixedly mounted with an X-axis servomotor 23, the rotating end of the X-axis servomotor 23 is connected with one end of an X-axis coupler 24, the other end of the X-axis coupler 24 is fixedly mounted with an X-axis ball screw 25, the other end of the X-axis ball screw 25 is mounted with another screw bearing seat 5, the screw bearing seat 5 is fixed at the other end of the X-axis connecting plate 22, the X-axis ball screw 25 is mounted with an X-axis ball screw 26 capable of moving along the X-axis ball screw 25, two sides of the X-axis ball screw 25 are respectively mounted with an X-axis guide rail 27 along the X-axis direction and are screwed on the X-axis connecting plate 22, and each X-axis guide rail 27 is mounted with an X-axis slider 28.
As shown in fig. 5 to 8, the pneumatic tightening shaft indexing device 3 includes a connecting bracket 30 mounted on the X-axis ball screw 26, and a connecting shaft 31, the connecting bracket 30 having an L-shaped cross section, one plate surface of the connecting bracket 30 being fixed to the two X-axis sliders 28, the other plate surface of the connecting bracket 30 being provided with a through hole, the connecting shaft 31 being fixed to the other plate surface of the connecting bracket 30, one end of the connecting shaft 31 passing through the through hole of the other plate surface of the connecting bracket 30 and being connected to the power tightening shaft 32, the power tightening shaft 32 being disposed in the Y-axis direction, and a distal end of the power tightening shaft 32 being mounted with a sleeve 33.
The connecting shaft 31 is sleeved with an indexing gear 34 at the shaft diameter position of the through hole of the other plate surface of the connecting bracket 30, the indexing gear 34 is meshed with an indexing rack 35, the upper end of the indexing rack 35 is connected with the telescopic end of a sleeve indexing cylinder 36, and the sleeve indexing cylinder 36 is fixed at the side end of the mounting substrate 1.
As shown in fig. 9 and 10, the jacking mechanism 4 includes a first mounting plate 39, a second mounting plate 40, a third mounting plate 41, and a bolt 42, the first mounting plate 39 is screwed to the rectangular opening of the frame 37 through the bolt 42, a first through hole 43 is provided near the center of the first mounting plate 39, second through holes 44 are provided at four corners of the first mounting plate 39, a first opening 45 is provided at the geometric center of the first mounting plate 39, and a second opening 46 is provided near the first opening 43.
A first cylinder 47 is fixedly arranged on the lower plane of the first mounting plate 39, the telescopic end of the first cylinder 47 extends out of the first through hole 43, a push plate 48 is fixedly arranged on the telescopic end of the first cylinder 47, third through holes 49 are arranged on the upper plane of the push plate 48 close to four corners, a first guide shaft 50 is arranged in each third through hole 49 and forms a movable mechanism, the first guide shaft 50 is fixed on the first mounting plate 39, a bulge is arranged on the upper plane of the push plate 48 and contacts with the lower plane of the second mounting plate 40, a fourth through hole 51 is arranged at the geometric center of the push plate 48, a second cylinder 52 is fixedly arranged on the lower plane of the push plate 48, the telescopic end of the second cylinder 52 extends out of the fourth through hole 51, the cylinder body of the second cylinder 52 passes through a first opening 45 at the geometric center of the first mounting plate 39, the telescopic end of the second cylinder 52 is connected with the center of the lower plane of the second mounting plate 40, and second guide shafts 54 are respectively arranged at four corners of the lower plane of the second mounting plate 40, the other end of the second guide shaft 54 passes through the second through hole 44 of the first mounting plate 39 to form a movable mechanism, and is fixed by the second support frame 55 below the first mounting plate 39, a fifth through hole 56 is arranged on the second mounting plate 40 and faces the second opening 46 of the first mounting plate 39, a rotating motor 57 is fixedly arranged below the fifth through hole 56, the rotating end of the rotating motor 57 extends out of the fifth through hole 56 and is provided with a first gear 58, the body of the rotating motor 57 passes through the second opening 46 of the first mounting plate 39, a second gear 59 is meshed and arranged on the first gear 58, the second gear 59 is fixed at the geometric center of the lower plane of the third mounting plate 41, and four positioning pins 60 are uniformly arranged on the upper plane of the third mounting plate 41.
As shown in fig. 1, the conveyor line device 38 includes roller conveyor belts 61 disposed on two sides of the rectangular opening of the frame 37 along the X-axis direction, the roller conveyor belts 61 are fixed on the frame 37 by conveyor belt brackets 62, and the roller conveyor belts 61 are provided with trays 63 moved by the roller conveyor belts 61.
A connecting frame 65 is arranged between two plate surfaces of the connecting support 30, a first chain fixing frame 66 is arranged on the connecting frame 65 along the Z-axis direction, a first chain 67 is fixedly installed at the top end of the first chain fixing frame 66, and the other end of the first chain 67 is fixed at the upper end of the X-axis connecting plate 22.
The other side of the X-axis connecting plate 22 opposite to the X-axis guide rail is provided with a second chain fixing frame 68, a second chain 69 is fixedly arranged on the second chain fixing frame 68, and the other end of the second chain 69 is fixed at the top end of a third chain fixing frame 70 arranged on the first supporting frame 12. The lower end of the third chain fixing bracket 70 is fixedly provided with a third chain 71, and the other end of the third chain 71 is fixed on the mounting substrate 1.
The X-axis connecting plate 22 is provided with two support sliders 72 movable along the Y-axis guide 9, and the support sliders 72 are held by the Y-axis guide 9.
A plurality of arc-shaped clamping grooves 73 for storing spare sleeves are arranged on one side of the mounting base plate 1 below the sleeve 33, and a sensor 74 is arranged on one side of each arc-shaped clamping groove 73.
An inductive proximity switch 75 is respectively arranged at the front end and the rear end of one side of one Y-axis guide rail along the direction of the Y-axis guide rail 9 on the mounting substrate 1 and used for limiting the movement distance of the mechanism on the Y-axis guide rail 9.
The upper end of the roller conveyer belt 61 is provided with a groove, a plurality of rollers 76 are arranged in the groove, and the rollers 76 are fixed in the groove at the upper end of the roller conveyer belt 61 through rolling shafts.
The support leg of the frame support 37 is provided with a fixing plate 77, and the other end of the fixing plate 77 is provided with a fixing bolt 29.
Example 1
As shown in fig. 1 and 11, the line device 38 transports a pallet 63 with a workpiece 53 (multi-way valve) to be assembled to a working position. The first cylinder 47 of the jacking mechanism 4 extends out to jack the tray 63 and the assembly workpiece 53 to a first height,
the electric tightening shaft 32 is turned to the vertical position of the sleeve by the sleeve indexing cylinder 36, all the plugs and the screws on the surface A of the assembly workpiece 53 (the multi-way valve) are tightened, when the screw is tightened, all the mechanisms in the XYZ axial directions need to be linked, so that the sleeve 33 is aligned with the plugs and the screws, and when the sleeve 33 needs to be replaced, all the mechanisms in the XYZ axial directions are linked again, and the sleeve 33 is automatically moved to the arc-shaped clamping groove 73 to be replaced.
After the surface a is finished, the second cylinder 52 of the jacking mechanism 4 extends out to jack the tray 63 and the workpiece 53 to be assembled (multi-way valve) to a second height.
The electric tightening shaft 32 is rotated to the horizontal position of the sleeve 33 through the sleeve indexing cylinder 36, all the plugs and screws on the B surface of the workpiece 53 (multi-way valve) to be assembled are tightened, after the B surface is tightened, the rotating motor 57 of the jacking mechanism 4 drives the third mounting plate 41 to drive the tray and the workpiece to rotate 90 degrees, the D surface is rotated to one side of the sleeve 33, and the plugs and screws on the D surface are tightened; repeating the above, screwing E C face plug and screw in proper order, when needing to change sleeve 33, sleeve transposition cylinder 36 switches sleeve 33 to vertical position, and each mechanism on the XYZ axle direction links, and the automatic sleeve that moves to arc draw-in groove 73 deposits the department and changes.
After the BCDE surface screwing work is completed, the first cylinder and the second cylinder 2 of the jacking mechanism 4 return simultaneously, and the tray 63 and the multi-way valve are conveyed out of the working position by the conveying line device 38.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The automatic multi-way valve screwing mechanism comprises a mounting substrate (1), a three-axis servo linear mechanism (2), a pneumatic screwing shaft transposition device (3), a jacking mechanism (4) with a rotating device, a rack (37) and a conveying line device (38), and is characterized in that four corners of the lower plane of the mounting substrate (1) are respectively screwed with a support rod (64), the mounting substrate (1) is mounted on the rack (37) through the support rods (64), and a rectangular opening is formed in one side, away from the three-axis servo linear mechanism (2), of the rack (37);
the three-axis servo linear mechanism (2) comprises a lead screw bearing seat (5) arranged along the Y-axis direction, the Y-axis lead screw bearing seat (5) is installed on the installation substrate (1), a rotatable Y-axis ball screw (6) is installed in the lead screw bearing seat (5) in a sleeved mode, one end of the Y-axis ball screw (6) is connected into the lead screw bearing seat (5), a Y-axis coupler (7) is installed at the other end of the Y-axis ball screw (6), the other end of the Y-axis coupler (7) is connected with the rotating end of a Y-axis servo motor (8), Y-axis guide rails (9) are respectively installed on the two sides of the Y-axis ball screw (6) along the Y-axis direction, the Y-axis guide rails (9) are in screwed connection on the installation substrate (1), and each Y-axis slide block (10) is installed on each Y-axis guide rail (9), the Y-axis ball screw (6) is provided with a Y-axis ball screw nut (11) which can move along the Y-axis ball screw (6);
a first support frame (12) is arranged on the Y-axis ball screw (11), a Z-axis connecting plate (13) placed along the Z-axis direction is arranged on the first support frame (12), the surface of the Z-axis connecting plate (13) is perpendicular to the plane of the mounting substrate (1), a Z-axis servo motor (14) is fixedly arranged at one end of the Z-axis connecting plate (13), the rotating end of the Z-axis servo motor (14) is connected with one end of a Z-axis coupler (15), a Z-axis ball screw (16) is fixedly arranged at the other end of the Z-axis coupler (15), another screw bearing block (5) is arranged at the other end of the Z-axis ball screw (16), the screw bearing block (5) is fixed at the other end of the Z-axis connecting plate (13), and a Z-axis ball screw (17) capable of moving along the Z-axis ball screw (16) is arranged on the Z-axis ball screw (16), two sides of the Z-axis ball screw (16) are respectively provided with a Z-axis guide rail (18) along the Z-axis direction and are in threaded connection with the Z-axis connecting plate (13), and each Z-axis guide rail (18) is provided with a Z-axis sliding block (19);
a supporting plate (20) is arranged on the Z-axis ball screw nut (17) and fixed on the Z-axis sliding block (19), the left end and the right end of the supporting plate (20) are respectively provided with a connecting rod (21), and the other end of each connecting rod (21) is provided with an X-axis connecting plate (22);
the surface of the X-axis connecting plate (22) is perpendicular to the plane of the mounting base plate (1), one end of the X-axis connecting plate (22) is fixedly provided with an X-axis servo motor (23), the rotating end of the X-axis servo motor (23) is connected with one end of an X-axis coupler (24), the other end of the X-axis coupler (24) is fixedly provided with an X-axis ball screw (25), the other end of the X-axis ball screw (25) is provided with another screw bearing seat (5), the screw bearing seat (5) is fixed at the other end of the X-axis connecting plate (22), the X-axis ball screw (25) is provided with an X-axis ball screw nut (26) which can move along the X-axis ball screw (25), two sides of the X-axis ball screw (25) are respectively provided with an X-axis guide rail (27) along the X-axis direction and are screwed on the X-axis connecting plate (22), each X-axis guide rail (27) is provided with an X-axis sliding block (28);
the pneumatic tightening shaft indexing device (3) comprises a connecting bracket (30) and a connecting shaft (31), the connecting bracket (30) is installed on the X-axis ball screw nut (26), the cross section of the connecting bracket (30) is L-shaped, one plate surface of the connecting bracket (30) is fixed on two X-axis sliding blocks (28), the other plate surface of the connecting bracket (30) is provided with a through hole, the connecting shaft (31) is fixed on the other plate surface of the connecting bracket (30), one end of the connecting shaft (31) penetrates through the through hole of the other plate surface of the connecting bracket (30) and is connected with a power tightening shaft (32), the power tightening shaft (32) is arranged along the Y-axis direction, and a sleeve (33) is installed at the tail end of the power tightening shaft (32);
the connecting shaft (31) penetrates through the shaft diameter of a through hole of the other plate surface of the connecting support (30) and is sleeved with an indexing gear (34), the indexing gear (34) is meshed with an indexing rack (35), the upper end of the indexing rack (35) is connected with the telescopic end of a sleeve indexing cylinder (36), and the sleeve indexing cylinder (36) is fixed at the side end of the mounting substrate (1);
the jacking mechanism (4) comprises a first mounting plate (39), a second mounting plate (40), a third mounting plate (41) and a bolt (42), the first mounting plate (39) is in threaded connection with a rectangular opening on the rack (37) through the bolt (42), a first through hole (43) is formed in the first mounting plate (39) close to the center, second through holes (44) are formed in four corners of the first mounting plate (39), a first opening (45) is formed in the geometric center of the first mounting plate (39), and a second opening (46) is formed in the first mounting plate (45) close to the first opening;
the fixed first cylinder (47) that is equipped with in lower plane of first mounting panel (39), the flexible end of first cylinder (47) is followed first through-hole (43) stretches out, push pedal (48) of the flexible fixed mounting of first cylinder (47), the last plane of push pedal (48) is close to and is equipped with third through-hole (49) on four angles, every set up a first guiding axle (50) in third through-hole (49) to form the moving mechanism, first guiding axle (50) are fixed on first mounting panel (39), the plane is equipped with the arch on push pedal (48), protruding with the lower plane contact of second mounting panel (40), push pedal (48) geometric center department is equipped with fourth through-hole (51), plane fixed mounting second cylinder (52) under push pedal (48), the flexible end of second cylinder (52) is followed fourth through-hole (51) stretch out, the cylinder body of the second cylinder (52) passes through a first opening (45) at the geometric center of the first mounting plate (39), the telescopic end of the second cylinder (52) is connected with the center of the lower plane of the second mounting plate (40), second guide shafts (54) are respectively arranged at four corners of the lower plane of the second mounting plate (40), the other end of each second guide shaft (54) penetrates through a second through hole (44) of the first mounting plate (39) to form a movable mechanism, the lower part of the first mounting plate (39) is fixed by a second support frame (55), a fifth through hole (56) is arranged on the second mounting plate (40) and just opposite to the second opening (46) of the first mounting plate (39), a rotating motor (57) is fixedly arranged below the fifth through hole (56), the rotating end of the rotating motor (57) extends out of the fifth through hole (56) and is provided with a first gear (58), the body of the rotating motor (57) penetrates through the second opening (46) of the first mounting plate (39), a second gear (59) is mounted on the first gear (58) in a meshed mode, the second gear (59) is fixed at the geometric center of the lower plane of the third mounting plate (41), and four positioning pins (60) are uniformly arranged on the upper plane of the third mounting plate (41);
the conveying line device (38) comprises roller conveying belts (61) arranged on two sides of a rectangular opening of the rack (37) along the X-axis direction, the roller conveying belts (61) are fixed on the rack (37) through conveying belt supports (62), and trays (63) driven to move through the roller conveying belts (61) are arranged on the roller conveying belts (61).
2. The automatic tightening mechanism for the multiway valve according to claim 1, wherein a connecting frame (65) is arranged between two plate surfaces of the connecting support (30), a first chain fixing frame (66) is arranged on the connecting frame (65) along the Z-axis direction, a first chain (67) is fixedly installed at the top end of the first chain fixing frame (66), and the other end of the first chain (67) is fixed at the upper end of the X-axis connecting plate (22).
3. The automatic tightening mechanism for the multiway valve according to claim 1, wherein a second chain fixing frame (68) is mounted on the other side of the X-axis connecting plate (22) opposite to the X-axis guide rail, a second chain (69) is fixedly mounted on the second chain fixing frame (68), the other end of the second chain (69) is fixed at the top end of a third chain fixing frame (70) mounted on the first support frame (12), a third chain (71) is fixedly mounted at the lower end of the third chain fixing frame (70), and the other end of the third chain (71) is fixed on the mounting base plate (1).
4. The automatic tightening mechanism for multiple-way valves according to claim 1, characterized in that the X-axis connecting plate (22) is provided with two supporting sliders (72) which can move along the Y-axis guide rail (9), and the supporting sliders (72) are supported by the Y-axis guide rail (9).
5. The automatic tightening mechanism for the multiway valve according to claim 1, characterized in that a plurality of arc-shaped clamping grooves (73) for storing spare sleeves are arranged on one side of the mounting base plate (1) below the sleeve (33).
6. The automatic tightening mechanism for the multiway valve according to claim 5, wherein a sensor (74) is mounted on one side of each arc-shaped clamping groove (73).
7. The automatic tightening mechanism for multi-way valve according to claim 1, characterized in that an inductive proximity switch (75) is respectively arranged on the front end and the rear end of one side of one Y-axis guide rail (9) along the direction of the Y-axis guide rail (9) on the mounting substrate (1).
8. The automatic tightening mechanism for the multiway valve according to claim 1, characterized in that a groove is formed in the upper end of the roller conveyor belt (61), a plurality of rollers (76) are arranged in the groove, and the rollers (76) are fixed in the groove in the upper end of the roller conveyor belt (61) through rolling shafts.
9. The automatic tightening mechanism of the multi-way valve according to claim 1, characterized in that a fixing plate (77) is arranged on a supporting leg of the frame (37), and a fixing bolt (29) is arranged at the other end of the fixing plate (77).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123272565.XU CN217123062U (en) | 2021-12-23 | 2021-12-23 | Automatic tightening mechanism for multi-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123272565.XU CN217123062U (en) | 2021-12-23 | 2021-12-23 | Automatic tightening mechanism for multi-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217123062U true CN217123062U (en) | 2022-08-05 |
Family
ID=82618042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123272565.XU Active CN217123062U (en) | 2021-12-23 | 2021-12-23 | Automatic tightening mechanism for multi-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217123062U (en) |
-
2021
- 2021-12-23 CN CN202123272565.XU patent/CN217123062U/en active Active
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