CN113878441B - Valve rod production equipment and production process thereof - Google Patents
Valve rod production equipment and production process thereof Download PDFInfo
- Publication number
- CN113878441B CN113878441B CN202111187495.XA CN202111187495A CN113878441B CN 113878441 B CN113878441 B CN 113878441B CN 202111187495 A CN202111187495 A CN 202111187495A CN 113878441 B CN113878441 B CN 113878441B
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- Prior art keywords
- fixedly connected
- feeding
- valve rod
- rod
- bevel gear
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims description 37
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses valve rod production equipment and a production process thereof in the field of valve rod production, wherein the production equipment comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a fixing frame, and a clamping mechanism for clamping a valve rod and a feeding mechanism for automatically conveying the valve rod into the clamping mechanism are arranged in the fixing frame; the surface of the feeding mechanism is provided with a driving mechanism for driving the clamping mechanism to clamp the valve rod; the device easy operation, convenient to use, degree of automation is high, and material loading that can be automatic returns the material and automatic presss from both sides the valve rod tightly, can effectually use manpower sparingly, promotes the efficiency of valve rod processing.
Description
Technical Field
The invention relates to the field of valve rod production, in particular to valve rod production equipment and a production process thereof.
Background
The valve rod is an important valve component and is used for transmission, the upper part is connected with an actuating mechanism or a handle, and the lower part directly drives the valve core to move or rotate so as to realize the valve opening and closing or adjusting function.
The existing valve rod is usually machined through a machine tool, when the valve rod is machined, the valve rod needs to be clamped on the machine tool manually, then after the valve rod is machined, the valve rod needs to be disassembled manually, the operation is more labor-wasting, and meanwhile, the valve rod is mounted and dismounted manually at a lower speed, so that the production efficiency of the valve rod is affected.
Accordingly, the present invention provides a valve stem production apparatus and a production process thereof, so as to solve the problems set forth in the background art.
Disclosure of Invention
The invention aims to provide valve rod production equipment and a production process thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the production equipment and the production process of the valve rod of the valve comprise a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a fixing frame, and a clamping mechanism for clamping the valve rod and a feeding mechanism for automatically conveying the valve rod into the clamping mechanism are arranged in the fixing frame; the surface of the feeding mechanism is provided with a driving mechanism for driving the clamping mechanism to clamp the valve rod.
As a further scheme of the invention: the clamping mechanism comprises a turntable, a first sliding block, a clamping plate, a volute fluted disc, a first conical toothed ring, a first bevel gear and a bolt; the unprocessed valve rod can be clamped stably through the clamping mechanism, so that the valve rod can be processed conveniently.
As still further aspects of the invention: the rotary table is rotationally connected with the fixed frame, a plurality of first sliding grooves are uniformly formed in the surface of the rotary table, a plurality of first sliding blocks are arranged on the first sliding blocks, and the first sliding blocks are fixedly connected with the clamping plates; the first sliding block is in sliding connection with the first sliding groove and meshed with the worm-shaped fluted disc; the first bevel gears are uniformly distributed on the surface of the first bevel gear ring and meshed with the first bevel gear ring, the first bevel gear ring is fixedly connected with the volute fluted disc, and the bolts are fixedly connected with the first bevel gear; the first bevel gear can be driven to rotate through the rotating bolt, the first bevel gear can be driven to rotate when rotating, the first bevel gear ring drives the volute fluted disc to rotate, all sliding blocks on the surface of the volute fluted disc can be driven to slide in the sliding groove when the volute fluted disc rotates, and the clamping plate can be driven to clamp the valve rod inside the rotating disc or loosen the clamped valve rod when the sliding blocks slide.
As still further aspects of the invention: the feeding mechanism comprises a feeding cylinder, a feeding frame, a feeding rod, a spring and an air cylinder; the feeding mechanism can automatically withdraw the processed valve rod after the last valve rod is processed, and then send a new unprocessed valve rod into the clamping mechanism.
As still further aspects of the invention: the feeding frame is communicated with the upper end surface of the feeding cylinder, the feeding frame is fixedly connected with the fixing frame and the feeding cylinder, and the feeding cylinder is positioned at the rear end position of the turntable and has a gap with the turntable; the air cylinder is fixedly connected with the bottom plate, the front end of the air cylinder is fixedly connected with the spring, the front end of the spring is fixedly connected with the feeding rod, and the feeding rod is in clearance fit with the feeding cylinder; second sliding grooves are symmetrically formed in the left side and the right side of the surface of the feeding cylinder, second sliding blocks are connected in the second sliding grooves in a sliding mode, and the second sliding blocks are fixedly connected with the feeding rod; through placing the valve rod that needs processing in the charging frame, then start the cylinder, the cylinder can drive the feed rod through the spring and remove backward in the charging barrel, when the feed rod removes the charging frame rear end position, the valve rod in the charging frame can fall in the charging barrel this moment, then make the feed rod remove forward at the start-up cylinder, the feed rod can drive the valve rod in the charging barrel and remove forward and push the valve rod to the fixture inside this moment, can play the effect of restriction feed rod front end position through second slider and second spout, can play the effect that prevents that the feed rod from removing the fixture inside.
As still further aspects of the invention: the driving mechanism comprises a connecting plate, a first synchronous wheel, a synchronous belt, a second synchronous wheel, an inner hexagonal wrench, a second bevel gear, a telescopic rod, a reciprocating screw rod, a gear, a first rack, a second bevel gear ring and a driving block; when the valve rod can be automatically conveyed to the inside of the clamping mechanism through the driving mechanism, the clamping mechanism can be automatically driven to operate by the driving mechanism, and the clamping mechanism can be automatically clamped by the valve rod.
As still further aspects of the invention: the telescopic rod and the reciprocating screw rod are provided with a plurality of telescopic rods which are uniformly distributed on the surface of the feeding cylinder, the telescopic rod is fixedly connected with the feeding cylinder, the other end of the telescopic rod is fixedly connected with the connecting plate, the first synchronous wheel and the second synchronous wheel are both rotationally connected with the connecting plate, the inner hexagonal wrench and the second bevel gear are respectively fixedly connected with the first synchronous wheel and the second synchronous wheel, the inner hexagonal wrench is matched with the bolts in a clamping way, and the synchronous belt is simultaneously meshed with the first synchronous wheel and the second synchronous wheel; the reciprocating screw rod is rotationally connected with the feeding cylinder, and the other end of the reciprocating screw rod is in threaded fit with the connecting plate; the driving block is fixedly connected with the air cylinder, the first rack and the second rack are meshed with the gear, the rear end of the first rack is fixedly connected with the driving block, and the second rack is fixedly connected with the driving block; the gear is fixedly connected with the reciprocating screw rod; the second conical toothed ring is rotationally connected with the fixing frame, an external thread is arranged on the surface of the driving block, the thread rise angle of the external thread is larger than the equivalent friction angle of the external thread, and the driving block is in threaded fit with the second conical toothed ring; the second bevel gear is meshed with the second bevel gear ring; when the feeding rod is driven to move to the foremost position in the feeding cylinder by the air cylinder, the air cylinder drives the first rack to move to a position meshed with the gear by the driving block, at the moment, the air cylinder continues to extend forwards to start compressing the spring, the driving block and the first rack continue to move forwards, under the action of the first rack, the gear starts to drive the reciprocating screw rod to rotate, and when the reciprocating screw rod rotates, all connecting plates can be driven to move towards the direction close to the feeding cylinder simultaneously; when the first rack is separated from the meshing gear, the connecting plate just drives the inner hexagonal wrench to be clamped with the bolt and the second bevel gear to be meshed with the second bevel gear, at the moment, the driving block just moves to a position contacted with the second bevel gear, when the cylinder drives the driving block to move forwards, the driving block can drive the second bevel gear to rotate, the second bevel gear drives the second synchronous wheel to rotate, the second synchronous wheel drives the first synchronous wheel to rotate through the synchronous belt, the first synchronous wheel drives the bolt to rotate through the inner hexagonal wrench, at the moment, the clamping plate of the clamping mechanism is closed towards the middle position and clamps the valve rod, after the valve rod is clamped, the threaded part on the surface of the driving block is separated from the second bevel gear, the driving block continues to move to drive the second rack to be meshed with the gear, and under the action of the second rack, the gear drives the reciprocating screw rod to rotate again to drive the connecting plate to move far away from the upper charging barrel, at the moment, and the connecting plate is driven to separate from the clamping with the bolt; the stability of connecting plate can be promoted through a plurality of telescopic links.
As still further aspects of the invention: the surface of the turntable is fixedly connected with a third conical ring, and the surface of the third conical ring is meshed with a third conical gear; the upper end surface of the fixing frame is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with a third bevel gear; when the valve rod is clamped, the third bevel gear can be driven to rotate by the starting motor, the third bevel gear can drive the third bevel gear ring to rotate, the third bevel gear ring can drive the rotary table to rotate, and the valve rod can be machined at the moment.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
According to the device, a feeding rod is driven by an air cylinder to automatically convey a valve rod in a feeding frame into a rotary table from a feeding cylinder, when the valve rod is completely conveyed into the rotary table, the air cylinder drives a first rack and a driving block to move, the first rack drives a gear and a reciprocating screw rod to rotate, an inner hexagonal wrench can be driven to be clamped with a bolt through the reciprocating screw rod, a second bevel gear is meshed with a second bevel gear ring, at the moment, the driving block is meshed with the second bevel gear ring, the second bevel gear and an inner hexagonal bolt can be driven to rotate through the second bevel gear ring, the inner hexagonal bolt can drive a clamping plate on the surface of a rotary disc to clamp the valve rod, after the valve rod is clamped, a threaded part on the surface of the driving block is separated from the second bevel gear ring, and the driving block drives the second rack to be meshed with the gear, so that the inner hexagonal wrench is separated from the bolt again, and then the valve rod can be machined; the device easy operation, convenient to use, degree of automation is high, and material loading that can be automatic returns the material and automatic presss from both sides the valve rod tightly, can effectually use manpower sparingly, promotes the efficiency of valve rod processing.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
FIG. 3 is a schematic diagram of a top view of the present invention;
FIG. 4 is a schematic diagram of a driving mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B;
FIG. 6 is a schematic diagram of a worm gear disk according to the present invention.
In the figure: the automatic feeding device comprises a base plate, a 2-fixing frame, a 3-rotating disc, a 4-first sliding block, a 5-clamping plate, a 6-volute fluted disc, a 7-first conical gear ring, an 8-first bevel gear, a 9-bolt, a 10-first sliding groove, an 11-feeding barrel, a 12-feeding frame, a 13-feeding rod, a 14-spring, a 15-cylinder, a 16-second sliding groove, a 17-second sliding block, a 18-connecting plate, a 19-first synchronous wheel, a 20-synchronous belt, a 21-second synchronous wheel, a 22-inner hexagonal wrench, a 23-second conical gear, a 24-telescopic rod, a 25-reciprocating screw rod, a 26-gear, a 27-first rack, a 28-second conical gear ring, a 29-driving block, a 30-third conical gear ring, a 31-third conical gear, a 32-motor and a 33-second rack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a valve stem production apparatus and a production process thereof include a base plate 1, wherein an upper end of the base plate 1 is fixedly connected with a fixing frame 2, and a clamping mechanism for clamping a valve stem and a feeding mechanism for automatically conveying the valve stem into the clamping mechanism are arranged in the fixing frame 2; the surface of the feeding mechanism is provided with a driving mechanism for driving the clamping mechanism to clamp the valve rod.
In this embodiment: the clamping mechanism comprises a rotary table 3, a first sliding block 4, a clamping plate 5, a volute fluted disc 6, a first conical gear ring 7, a first bevel gear 8 and a bolt 9; the unprocessed valve rod can be clamped stably through the clamping mechanism, so that the valve rod can be processed conveniently.
In this embodiment: the turntable 3 is rotationally connected with the fixed frame 2, a plurality of first sliding grooves 10 are uniformly formed in the surface of the turntable 3, a plurality of first sliding blocks 4 are arranged, and the first sliding blocks 4 are fixedly connected with the clamping plates 5; the volute fluted disc 6 is positioned in the turntable 3, the volute fluted disc 6 is rotationally connected with the turntable 3, the first sliding block 4 is slidingly connected with the first sliding groove 10, and the first sliding block 4 is meshed with the volute fluted disc 6; the first bevel gears 8 are uniformly distributed on the surface of the first conical gear ring 7, the first bevel gears 8 are meshed with the first conical gear ring 7, the first conical gear ring 7 is fixedly connected with the volute fluted disc 6, and the bolts 9 are fixedly connected with the first bevel gears 8; the first bevel gear 8 can be driven to rotate through the rotating bolt 9, the first bevel gear 8 can drive the first conical gear ring 7 to rotate when rotating, the first conical gear ring 7 drives the spiral fluted disc 6 to rotate, all sliding blocks on the surface of the spiral fluted disc 6 can be driven to slide in the sliding groove when the spiral fluted disc 6 rotates, and the clamping plate 5 can be driven to clamp the valve rod inside the turntable 3 or unclamp the clamped valve rod when the sliding blocks slide.
In this embodiment: the feeding mechanism comprises a feeding cylinder 11, a feeding frame 12, a feeding rod 13, a spring 14 and a cylinder 15; the feeding mechanism can automatically withdraw the processed valve rod after the last valve rod is processed, and then send a new unprocessed valve rod into the clamping mechanism.
In this embodiment: the feeding frame 12 is communicated with the upper end surface of the feeding barrel 11, the feeding frame 12 is fixedly connected with the fixed frame 2 and the feeding barrel 11, and the feeding barrel 11 is positioned at the rear end position of the turntable 3 and has a gap with the turntable 3; the air cylinder 15 is fixedly connected with the bottom plate 1, the front end of the air cylinder 15 is fixedly connected with the spring 14, the front end of the spring 14 is fixedly connected with the feeding rod 13, and the feeding rod 13 is in clearance fit with the feeding cylinder 11; second sliding grooves 16 are symmetrically formed in the left side and the right side of the surface of the feeding barrel 11, second sliding blocks 17 are connected in a sliding mode in the second sliding grooves 16, and the second sliding blocks 17 are fixedly connected with the feeding rods 13; through placing the valve rod that needs processing in the charging frame 12, then start cylinder 15, cylinder 15 can drive the feed rod 13 through spring 14 and remove backward in last feed cylinder 11, when feed rod 13 removes the rear end position of charging frame 12, the valve rod in the charging frame 12 can fall in the last feed cylinder 11 this moment, then make feed rod 13 forward movement at start cylinder 15, the valve rod in the feed cylinder 11 can be driven to the feed rod 13 at this moment and the valve rod is moved forward and the clamping mechanism is inside pushed, can play the effect of restriction feed rod 13 front end position through second slider 17 and second spout 16, can play the effect of preventing feed rod 13 from removing the clamping mechanism inside.
In this embodiment: the driving mechanism comprises a connecting plate 18, a first synchronizing wheel 19, a synchronous belt 20, a second synchronizing wheel 21, an inner hexagonal wrench 22, a second bevel gear 23, a telescopic rod 24, a reciprocating screw 25, a gear 26, a first rack 27, a second rack 33, a second bevel gear ring 28 and a driving block 29; when the valve rod can be automatically conveyed to the inside of the clamping mechanism through the driving mechanism, the clamping mechanism can be automatically driven to operate by the driving mechanism, and the clamping mechanism can be automatically clamped by the valve rod.
In this embodiment: the telescopic rod 24 and the reciprocating screw rod 25 are provided with a plurality of uniformly distributed on the surface of the upper charging barrel 11, the telescopic rod 24 is fixedly connected with the upper charging barrel 11, the other end of the telescopic rod 24 is fixedly connected with the connecting plate 18, the first synchronous wheel 19 and the second synchronous wheel 21 are both rotationally connected with the connecting plate 18, the inner hexagonal wrench 22 and the second bevel gear 23 are respectively fixedly connected with the first synchronous wheel 19 and the second synchronous wheel 21, the inner hexagonal wrench 22 is matched with the bolt 9 in a clamping way, and the synchronous belt 20 is simultaneously meshed with the first synchronous wheel 19 and the second synchronous wheel 21; the reciprocating screw rod 25 is rotationally connected with the feeding cylinder 11, and the other end of the reciprocating screw rod 25 is in threaded fit with the connecting plate 18; the driving block 29 is fixedly connected with the air cylinder 15, the first rack 27 and the second rack 33 are meshed with the gear 26, the rear end of the first rack 27 is fixedly connected with the driving block 29, and the second rack 33 is fixedly connected with the driving block 29; the gear 26 is fixedly connected with the reciprocating screw rod 25; the second conical toothed ring 28 is rotationally connected with the fixed frame 2, external threads are arranged on the surface of the driving block 29, the thread rise angle of the external threads is larger than the equivalent friction angle of the external threads, and the driving block 29 is in threaded fit with the second conical toothed ring 28; the second bevel gear 23 meshes with a second bevel ring 28; when the feeding rod 13 is driven to move to the foremost position in the feeding cylinder 11 by the air cylinder 15, the air cylinder 15 drives the first rack 27 to move to a position meshed with the gear 26 by the driving block 29, at the moment, the air cylinder 15 continues to extend forwards to start compressing the spring 14, the driving block 29 and the first rack 27 continue to move forwards, under the action of the first rack 27, the gear 26 starts to drive the reciprocating screw rod 25 to rotate, and when the reciprocating screw rod 25 rotates, all connecting plates 18 can be driven to move towards the direction close to the feeding cylinder 11 simultaneously; when the first rack 27 is separated from the meshing gear 26, the connecting plate 18 just drives the inner hexagonal wrench 22 to be clamped with the bolt 9, and the second bevel gear 23 is meshed with the second bevel gear 28, at the moment, the driving block 29 just moves to a position contacting with the second bevel gear 28, when the cylinder 15 drives the driving block 29 to move forwards, the driving block 29 can drive the second bevel gear 28 to rotate, the second bevel gear 28 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the second synchronizing wheel 21 to rotate, the second synchronizing wheel 21 drives the first synchronizing wheel 19 to rotate through the synchronous belt 20, the first synchronizing wheel 19 drives the bolt 9 to rotate through the inner hexagonal wrench 22, at the moment, the clamping plate 5 of the clamping mechanism is closed to the middle position and clamps the valve rod, after the valve rod is clamped, the threaded part on the surface of the driving block 29 is separated from the second bevel gear 28, the driving block 29 continues to move to drive the second rack 33 to be meshed with the gear 26, and under the action of the second rack 33, the gear 26 drives the reciprocating screw rod 25 to rotate again, so that the connecting plate 18 can be driven to move away from the upper cylinder 11, and the connecting plate 18 drives the inner hexagonal wrench 22 to be separated from the bolt 9; the plurality of telescoping rods 24 may serve to promote stability of the connection plate 18.
In this embodiment: the surface of the turntable 3 is fixedly connected with a third conical ring gear 30, and a third conical gear 31 is meshed with the surface of the third conical ring gear 30; the upper end surface of the fixing frame 2 is fixedly connected with a motor 32, and an output shaft of the motor 32 is fixedly connected with a third bevel gear 31; after the valve rod is clamped, the third bevel gear 31 can be driven to rotate by the starting motor 32, the third bevel gear 31 can drive the third bevel gear ring 30 to rotate, the third bevel gear ring 30 can drive the rotary disc 3 to rotate, and the valve rod can be machined at the moment.
The working principle of the invention is as follows:
When the device is used, firstly, a valve rod to be processed is placed in the feeding frame 12, then the air cylinder 15 is started, the air cylinder 15 can drive the feeding rod 13 to move backwards in the feeding barrel 11 through the spring 14, when the feeding rod 13 moves to the rear end position of the feeding frame 12, the valve rod in the feeding frame 12 can fall into the feeding barrel 11 at the moment, then the feeding rod 13 moves forwards by starting the air cylinder 15, at the moment, the feeding rod 13 can drive the valve rod in the feeding barrel 11 to move forwards and push the valve rod to the inner position of the turntable 3, when the feeding rod 13 drives the second sliding block 17 on the surface of the second sliding block to move to the foremost position in the second sliding groove 16, At this time, the cylinder 15 drives the first rack 27 to move to a position meshed with the gear 26 through the driving block 29, the cylinder 15 continues to extend forwards to start compressing the spring 14, the driving block 29 and the first rack 27 continue to move forwards, under the action of the first rack 27, the gear 26 starts to drive the reciprocating screw rod 25 to rotate, and when the reciprocating screw rod 25 rotates, all connecting plates 18 can be driven to move towards the direction approaching to the feeding cylinder 11 at the same time; When the first rack 27 is separated from the meshing gear 26, the connecting plate 18 just drives the inner hexagonal wrench 22 to be clamped with the bolt 9 and the second bevel gear 23 to be meshed with the second bevel gear 28, at the moment, the driving block 29 just moves to a position contacting with the second bevel gear 28, when the cylinder 15 drives the driving block 29 to move forwards, the driving block 29 can drive the second bevel gear 28 to rotate, the second bevel gear 28 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the second synchronizing wheel 21 to rotate, the second synchronizing wheel 21 drives the first synchronizing wheel 19 to rotate through the synchronous belt 20, the first synchronizing wheel 19 drives the bolt 9 to rotate through the inner hexagonal wrench 22, the inner hexagonal wrench 22 drives the first bevel gear 8 to rotate through the bolt 9, the first bevel gear 8 can drive the first conical toothed ring 7 to rotate when rotating, the first conical toothed ring 7 drives the spiral fluted disc 6 to rotate, all sliding blocks on the surface of the spiral fluted disc 6 can be driven to slide in the sliding groove when rotating, the clamping plate 5 can be driven to clamp the valve rod in the turntable 3 when sliding, when the valve rod is clamped, the cylinder 15 drives the driving block 29 to move continuously, the threaded part on the surface of the driving block 29 is separated from the second conical toothed ring 28, the driving block 29 moves continuously to drive the second rack 33 to be meshed with the gear 26, the gear 26 drives the reciprocating screw rod 25 to rotate again under the action of the second rack 33 to drive the connecting plate 18 to move far away from the feeding barrel 11, At this time, the connection plate 18 drives the inner hexagonal wrench 22 to be separated from the engagement with the bolt 9, the motor 32 can be started at this time, the motor 32 drives the third bevel gear 31 to rotate, and the third bevel gear 31 drives the turntable 3 to rotate through the third bevel gear ring to process the valve rod; after the valve rod is machined, the actuating cylinder 15 drives the driving block 29 to move backwards, the driving block 29 drives the gear 26 and the reciprocating screw rod 25 to rotate through the second rack 33, so that the connecting plate 18 drives the socket head cap wrench 22 and the second bevel gear 23 to be clamped with the bolt 9 and meshed with the second bevel gear 28, and then the driving block 29 moves backwards to drive the clamping mechanism to loosen the valve rod through the second bevel gear 28, and when the driving block 29 drives the first rack 27 to be meshed with the gear 26, the socket head cap wrench 22 is separated from the bolt 9 again.
Claims (2)
1. Valve stem production facility, including bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is fixedly connected with a fixing frame (2), and a clamping mechanism for clamping the valve rod and a feeding mechanism for automatically conveying the valve rod into the clamping mechanism are arranged in the fixing frame (2); the surface of the feeding mechanism is provided with a driving mechanism for driving the clamping mechanism to clamp the valve rod;
The clamping mechanism comprises a turntable (3), a first sliding block (4), a clamping plate (5), a worm-shaped fluted disc (6), a first conical gear ring (7), a first bevel gear (8) and a bolt (9);
The rotary table (3) is rotationally connected with the fixed frame (2), a plurality of first sliding grooves (10) are uniformly formed in the surface of the rotary table (3), a plurality of first sliding blocks (4) are arranged, and the first sliding blocks (4) are fixedly connected with the clamping plates (5); the worm-shaped fluted disc (6) is positioned in the turntable (3), the worm-shaped fluted disc (6) is rotationally connected with the turntable (3), the first sliding block (4) is in sliding connection with the first sliding groove (10), and the first sliding block (4) is meshed with the worm-shaped fluted disc (6); the first bevel gears (8) are uniformly distributed on the surface of the first conical toothed ring (7), the first bevel gears (8) are meshed with the first conical toothed ring (7), the first conical toothed ring (7) is fixedly connected with the volute fluted disc (6), and the bolts (9) are fixedly connected with the first bevel gears (8);
the feeding mechanism comprises a feeding cylinder (11), a feeding frame (12), a feeding rod (13), a spring (14) and a cylinder (15);
The feeding frame (12) is communicated with the upper end surface of the feeding barrel (11), the feeding frame (12) is fixedly connected with the fixing frame (2) and the feeding barrel (11), and the feeding barrel (11) is positioned at the rear end position of the rotary table (3) and has a gap with the rotary table (3); the air cylinder (15) is fixedly connected with the bottom plate (1), the front end of the air cylinder (15) is fixedly connected with the spring (14), the front end of the spring (14) is fixedly connected with the feeding rod (13), and the feeding rod (13) is in clearance fit with the feeding cylinder (11); second sliding grooves (16) are symmetrically formed in the left side and the right side of the surface of the feeding barrel (11), second sliding blocks (17) are connected in a sliding mode in the second sliding grooves (16), and the second sliding blocks (17) are fixedly connected with the feeding rods (13);
The driving mechanism comprises a connecting plate (18), a first synchronous wheel (19), a synchronous belt (20), a second synchronous wheel (21), an inner hexagonal wrench (22), a second bevel gear (23), a telescopic rod (24), a reciprocating screw rod (25), a gear (26), a first rack (27), a second rack (33), a second bevel gear ring (28) and a driving block (29);
The telescopic rod (24) and the reciprocating screw rod (25) are provided with a plurality of telescopic rods which are uniformly distributed on the surface of the feeding barrel (11), the telescopic rod (24) is fixedly connected with the feeding barrel (11), the other end of the telescopic rod (24) is fixedly connected with the connecting plate (18), the first synchronous wheel (19) and the second synchronous wheel (21) are both rotationally connected with the connecting plate (18), the inner hexagonal wrench (22) and the second bevel gear (23) are respectively fixedly connected with the first synchronous wheel (19) and the second synchronous wheel (21), the inner hexagonal wrench (22) is matched with the bolt (9) in a clamping way, and the synchronous belt (20) is meshed with the first synchronous wheel (19) and the second synchronous wheel (21) simultaneously; the reciprocating screw rod (25) is rotationally connected with the feeding cylinder (11), and the other end of the reciprocating screw rod (25) is in threaded fit with the connecting plate (18); the driving block (29) is fixedly connected with the air cylinder (15), the first rack (27) and the second rack (33) are meshed with the gear (26), the rear end of the first rack (27) is fixedly connected with the driving block (29), and the second rack (33) is fixedly connected with the driving block (29); the gear (26) is fixedly connected with the reciprocating screw rod (25); the second conical toothed ring (28) is rotationally connected with the fixed frame (2), external threads are arranged on the surface of the driving block (29), the thread rise angle of the external threads is larger than the equivalent friction angle of the external threads, and the driving block (29) is in threaded fit with the second conical toothed ring (28); the second bevel gear (23) meshes with a second bevel gear ring (28).
2. A valve stem production apparatus as defined in claim 1, wherein: the surface of the rotary table (3) is fixedly connected with a third conical gear ring (30), and a third conical gear (31) is meshed with the surface of the third conical gear ring (30); the upper end surface of the fixing frame (2) is fixedly connected with a motor (32), and an output shaft of the motor (32) is fixedly connected with a third bevel gear (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207223517U (en) * | 2017-08-25 | 2018-04-13 | 温州千亚阀门配件有限公司 | The feed device of valve rod head chamfer machining equipment |
| CN209632511U (en) * | 2019-03-08 | 2019-11-15 | 河南宇宙流体科技有限公司 | A kind of multi-functional processing butterfly valve equipment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB119259A (en) * | 1917-08-21 | 1918-09-22 | Bullard Machine Tool Co | Improvements in and relating to Automatic Machine Tools. |
| SU1252166A1 (en) * | 1984-12-05 | 1986-08-23 | Предприятие П/Я Р-6621 | Gripping device |
| KR200445415Y1 (en) * | 2007-10-25 | 2009-07-28 | 한전케이피에스 주식회사 | Bending measuring device of large valve stem |
| CN102218547B (en) * | 2011-05-16 | 2012-12-26 | 朱志远 | Valve rod automatic machining machine |
| CN103495740B (en) * | 2013-09-23 | 2016-04-13 | 芜湖市泰美机械设备有限公司 | A kind of hydrant valve rod automatic machining device |
| CN103659427B (en) * | 2013-11-29 | 2016-06-08 | 浙江志远科技有限公司 | Valve rod T-slot machine for automatic working |
| CN205309884U (en) * | 2016-01-23 | 2016-06-15 | 台州格航冠机械制造有限公司 | Automatic digit control machine tool |
| CN213080920U (en) * | 2020-06-30 | 2021-04-30 | 淅川县豫隆减振器零部件加工有限公司 | Automatic feeding device for valve rod excircle grinding |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207223517U (en) * | 2017-08-25 | 2018-04-13 | 温州千亚阀门配件有限公司 | The feed device of valve rod head chamfer machining equipment |
| CN209632511U (en) * | 2019-03-08 | 2019-11-15 | 河南宇宙流体科技有限公司 | A kind of multi-functional processing butterfly valve equipment |
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