CN118253806B - Turning device for valve production - Google Patents
Turning device for valve production Download PDFInfo
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- CN118253806B CN118253806B CN202410546806.4A CN202410546806A CN118253806B CN 118253806 B CN118253806 B CN 118253806B CN 202410546806 A CN202410546806 A CN 202410546806A CN 118253806 B CN118253806 B CN 118253806B
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- 238000007514 turning Methods 0.000 title claims abstract description 79
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 2
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- 230000003287 optical effect Effects 0.000 description 4
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- 238000000034 method Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/06—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning valves or valve bodies
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Abstract
The invention discloses a turning device for valve production, which comprises a base, wherein a supporting frame is arranged on one side of the base, the turning device further comprises a cutter rest, a cutter changing head, an automatic cutter changing mechanism, a Y-axis moving mechanism, a Z-axis adjusting mechanism, an adjustable clamping mechanism and a rotating mechanism, the cutter rest is vertically arranged on one side of the supporting frame, the cutter changing head is arranged at the using end of the cutter rest, the automatic cutter changing mechanism is arranged on the cutter changing head and is used for automatically switching turning tools, the Y-axis moving mechanism is transversely arranged on the supporting frame and is used for adjusting the transverse distance of the cutter rest, the Z-axis adjusting mechanism is arranged between the supporting frame and the Y-axis moving mechanism and is used for adjusting the longitudinal distance of the cutter rest, the adjustable clamping mechanism is arranged on the base, the rotating mechanism is arranged on the base, the output end of the rotating mechanism is concentrically connected with the bottom of the adjustable clamping mechanism and drives the valve clamped by the adjustable clamping mechanism to rotate, and the automatic cutter changing mechanism can realize quick switching of the turning tools, reduces the complexity of manual cutter changing and improves the valve turning effect.
Description
Technical Field
The invention relates to the technical field of valve production, in particular to a turning device for valve production.
Background
The valve is a device for enabling media in the piping and equipment to flow or stop and controlling the flow of the media, and can be used for controlling the flow of air, water, steam, various corrosive media, slurry, oil products, liquid metal and other fluids, along with the development of the valve industry, the precision requirement on the valve is more and more strict, in the production process of the invention, the valve body cast and molded by the valve is required to be cut, so that the two connecting end faces of the valve body are more smooth, stable sealing installation can be ensured during installation, and the use effect and service life of the valve are improved.
At present, the turning devices of valves are turned by a horizontal turning machine tool basically, but sometimes, some valves have larger body sizes, the surfaces of the valves need to be turned by a vertical turning machine tool, and the end faces of the turned valves need to be noted in the following points:
1. ensuring that the valve to be turned is stably clamped and horizontally placed;
2. The turning tool is enabled to be longitudinally aligned with the center point of the valve, so that the turning tool can gradually turn round the end face of the valve, and the end face turning is enabled to be smooth and flat;
The above requirements can be solved in actual operation, but as market demand of the valve is continuously increased, the productivity of the valve is required to be improved while the turning quality is ensured, wherein the speed of switching the turning tool has great influence on the turning efficiency of the valve, when the end face of the valve is turned, the turning is performed through a rough tool, the turning is completed, and then the fine tool is manually replaced to perform more precise turning, and the operation of changing the tool is basically manual operation.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a turning device for valve production, which aims to solve the problems of manual tool changing and low machining efficiency when a lathe in the prior art is used for turning a valve.
In order to achieve the above purpose, the present invention provides the following technical solutions: a turning device for valve production, including the base, one side of base is provided with the support frame, still includes:
the tool rest is vertically arranged on one side of the supporting frame;
the cutter changing disc is arranged at the using end of the cutter rest;
The automatic tool changing mechanism is arranged on the tool changing disc and used for automatically switching the turning tool;
the Y-axis moving mechanism is transversely arranged on the supporting frame and used for adjusting the transverse distance of the tool rest;
the Z-axis adjusting mechanism is arranged between the support frame and the Y-axis moving mechanism and used for adjusting the longitudinal distance of the tool rest;
The adjustable clamping mechanism is arranged on the base and used for carrying out adaptive stable clamping on the valve;
The rotating mechanism is arranged on the base, the output end of the rotating mechanism is concentrically connected with the bottom of the adjustable clamping mechanism, and the rotating mechanism is identical to the valve which drives the adjustable clamping mechanism to rotate after being clamped.
Further, the automatic tool changing mechanism includes:
the cutter changing disc is rotatably arranged on one side, far away from the cutter rest, of the fixed disc;
Wherein, an adjusting cavity is arranged in the fixed disc;
The clamping component is connected to the bottom of the fixed disc and used for clamping the switched turning tool;
and the linkage assembly is arranged between the cutter changing disc and the clamping assembly and is used for adjusting the clamping assembly to release and clamp the turning tool while switching the turning tool.
Still further, the detent assembly includes:
the clamping frame is fixedly connected with the fixed disc;
the telescopic clamping block is arranged on the clamping frame in a telescopic way through a telescopic structure;
the rotating clamping block is rotatably arranged on the clamping frame through a rotating structure;
the telescopic clamping blocks and the using positions of the rotating clamping blocks are symmetrically arranged on the clamping frame.
Still further, the linkage assembly includes:
the motor is arranged at the rear side of the fixed disc, and an output shaft of the motor is connected with the cutter changing disc through a slow moving structure;
the small fluted disc is positioned in the adjusting cavity and is fixedly connected with the output shaft of the motor;
The adjusting block is arranged on the inner wall of the adjusting cavity in a sliding manner;
The rack is connected with the adjusting block;
the driving gear is rotatably arranged in the adjusting cavity and is meshed with the small fluted disc through a transmission gear;
The half gear is concentrically arranged on the driving gear and meshed with the rack;
Wherein the racks and the small fluted disc are arranged in a staggered way;
and the resetting piece is arranged between the adjusting block and the adjusting cavity.
Preferably, the telescopic structure comprises:
the telescopic cavity is arranged in the clamping frame;
the two ends of the telescopic cavity penetrate through the clamping frame, and the telescopic clamping blocks are arranged in the telescopic cavity in a sliding manner;
The springs are arranged on two sides of the telescopic clamping blocks and are connected with the telescopic clamping blocks and used for resetting the telescopic clamping blocks.
More preferably, the rotating structure includes:
the rotating cavity is arranged in the clamping frame;
the rotating clamping block is rotatably arranged in the rotating cavity through a rotating shaft;
The rotating shaft is connected with the rotating cavity through the torsion spring.
On the basis of the scheme, the slow moving structure comprises:
A creep lever circumferentially arranged outside a circumference of the motor output shaft;
The rotary groove is formed in one side, close to the output end of the motor, of the cutter changing disc, and the number of the slow grooves equal to that of the slow rods is arranged on the inner wall of the circumference of the rotary groove;
the output shaft of the motor is rotatably arranged in the rotary groove, and the slow moving rod is positioned in the slow moving groove.
On the basis of the foregoing solution, further, the adjustable clamping mechanism includes:
A plurality of sector blocks, wherein the sector blocks are arranged on the base in a circular shape;
wherein a sliding groove is arranged between the adjacent sector blocks;
the sliding rods are slidably arranged in each sliding groove;
the large fluted disc rotates and is concentrically arranged on the sector block;
The upper side of each sliding groove is correspondingly provided with an arc-shaped sliding groove, and the arc-shaped sliding grooves are obliquely arranged;
The sliding shaft is connected with the top of the sliding rod and is arranged in the arc-shaped sliding groove;
the outer end of the sliding rod is connected with the clamping plate I;
the inner end of the sliding rod is connected with the connecting block, and the top of the connecting block is provided with a clamping plate II in an upward extending mode;
the connecting rod is arranged above the sliding rod in parallel, and the outer end of the connecting rod is connected with a clamping plate III;
The driving piece is arranged on the base and used for driving the large fluted disc to rotate.
Compared with the prior art, the invention provides a turning device for valve production, which has the following beneficial effects:
according to the automatic tool changing device, the tool rest can support the turning tool, the automatic tool changing mechanism can realize rapid switching of the turning tool, the complexity of manual tool changing is reduced, and the turning effect of the valve is improved.
According to the invention, the use position of the turning tool can be adjusted by matching the Z-axis adjusting mechanism and the Y-axis moving mechanism, so that the turning tool is ensured to be longitudinally aligned with the center point of the valve, and the turning tool is convenient to accurately turn the end face of the valve.
According to the invention, through the adjustable clamping mechanism, valves with different outer diameters are clamped and fixed conveniently, and the adaptability is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is a schematic view of the structure of the tool post and automatic tool changing mechanism according to the present application;
FIG. 3 is a schematic view of the structure of the support frame and the base of the present application;
FIG. 4 is a schematic diagram of the cooperation structure of the adjustable clamping mechanism and the rotating mechanism with the base in the present application;
FIG. 5 is a schematic view of the structure of the cutter head, the fixed disc and the clamping frame of the present application;
FIG. 6 is a schematic cross-sectional view of a cutterhead, a clamping frame and a fixed disc in the present application;
FIG. 7 is a schematic view of the structure of the detent assembly and linkage assembly of the present application;
FIG. 8 is a schematic diagram of the structure of the telescopic clamping block of the present application when pushed by the rotating turning tool and a pressing state is generated;
FIG. 9 is a schematic diagram of the structure of the rotary fixture block of the present application when the rotary fixture block is pushed by the rotating turning tool to generate a rotation state;
FIG. 10 is a schematic cross-sectional view of a linkage assembly and a detent mechanism of the present application;
FIG. 11 is a schematic view of a linkage assembly according to the present application;
FIG. 12 is a schematic view showing a bottom view of the inside of the stationary plate in a sectional view according to the present application;
FIG. 13 is a schematic view showing the exploded state of the adjusting plate and the telescopic clamping block according to the present application;
FIG. 14 is a schematic view of the internal cross-sectional structure of the drive chamber in the regulator plate of the present application;
FIG. 15 is a schematic view of a partial enlarged structure of the present application at A in FIG. 1;
FIG. 16 is a schematic view of a partially enlarged structure of the present application at B in FIG. 6;
FIG. 17 is a schematic view of the structure of the inverted T-shaped chute slider and inverted T-shaped chute of the present application in the disassembled state of the large toothed disc and the sector.
In the figure: 1. a base; 2. a support frame; 3. a tool holder; 4. changing a cutter head; 5. a moving rack; 6. a first screw; 7. a first motor; 8. an optical axis; 9. a moving block; 10. a sliding block; 11. a second screw; 12. a second motor; 13. an operation block; 14. a fixed plate; 15. a clamping frame; 16. a telescopic clamping block; 17. rotating the clamping block; 18. a chamfering structure; 19. a motor; 20. a small fluted disc; 21. an adjusting block; 22. a rack; 23. driving a gear; 24. a half gear; 25. a telescopic chamber; 26. a spring; 27. a limiting block; 28. a rotating chamber; 29. a torsion spring; 30. a slow moving rod; 31. a slow moving groove; 32. a sector block; 33. a slide bar; 34. a large fluted disc; 35. an arc chute; 36. a slide shaft; 37. a clamping plate I; 38. a connecting block; 39. a connecting rod; 40. a third motor; 41. a drive gear; 42. an inverted T-shaped chute sliding block; 43. limiting jackscrews; 44. the first tooth pattern is formed; 45. tooth pattern II; 46. a fourth motor; 47. a rotary disc; 48. an adjusting plate; 49. an inner hexagon nut; 50. and (5) adjusting a screw.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 17, a turning device for valve production includes a base 1, a support frame 2 is disposed on one side of the base 1, and further includes: the automatic cutter changing device comprises a cutter rest 3, a cutter changing head 4, an automatic cutter changing mechanism, a Y-axis moving mechanism, a Z-axis adjusting mechanism, an adjustable clamping mechanism and a rotating mechanism, wherein the cutter rest 3 is vertically arranged on one side of a support frame 2, the cutter changing head 4 is arranged at the use end of the cutter rest 3, the automatic cutter changing mechanism is arranged on the cutter changing head 4 and used for automatically switching a turning tool, the Y-axis moving mechanism is transversely arranged on the support frame 2 and used for adjusting the transverse distance of the cutter rest 3, the Z-axis adjusting mechanism is arranged between the support frame 2 and the Y-axis moving mechanism and used for adjusting the longitudinal distance of the cutter rest 3, the adjustable clamping mechanism is arranged on a base 1 and used for adaptively and stably clamping a valve, a lathe frame is formed by the base 1 and the support frame 2, the rotating mechanism is arranged on the base 1, and the output end of the rotating mechanism is concentrically connected with the bottom of the adjustable clamping mechanism and is identical to the rotation of the valve after the adjustable clamping mechanism is driven to clamp.
Wherein, Y axle moving mechanism includes: the movable frame 5, the first screw rod 6, the first motor 7 and the optical axis 8 are arranged on the support frame 2, wherein the optical axis 8 is longitudinally arranged in the sliding holes at two sides, the first screw rod 6 is longitudinally and rotationally arranged in the middle sliding hole, the movable block 9 is screwed on the first screw rod 6, the sliding block 10 is sleeved on the optical axis 8 in a sliding mode, the movable block 9 and the sliding block 10 can be in sliding fit with the inner wall of the sliding block 10, the movable block 9 and the sliding block 10 are fixedly connected with the movable frame 5, and the first screw rod 6 is driven to rotate through the rotation of the first motor 7 to adjust the height of the movable frame 5, namely the tool rest 3.
Correspondingly, the Z-axis adjusting mechanism comprises: the screw rod II 11 is provided with the operation chamber on the movable frame 5, and the operation intracavity rotation is installed two screw rods II 11, every screw rod II 11's outside all is provided with motor II 12, and motor II 12 installs on movable frame 5, the inside slip of operation chamber is provided with operation piece 13, operation piece 13 is provided with two, the upside of one of them operation piece 13 sets up screw hole and screw rod II 11 screw-thread fit, the downside sets up the slide hole, be fit for screw rod II 11 to run through, the upside of another operation piece 13 sets up the slide hole, be fit for screw rod II 11 to run through, the downside sets up screw hole and screw rod II 11 screw-thread fit, control corresponding screw rod II 11 through corresponding motor II 12 and rotate, thereby drive corresponding operation piece 13 and remove along the direction of operation chamber, just also can the use of quick replacement different knife rest 3, raise the efficiency, the knife rest 3 that does not use is placed in one side of operation chamber, and when not using, do not open corresponding motor II 12.
In this embodiment, correspondingly, the automatic tool changing mechanism includes: fixed disk 14, screens subassembly and linkage subassembly, the rotation of cutterhead 4 sets up the one side of keeping away from knife rest 3 on fixed disk 14, is provided with the regulation chamber in the fixed disk 14, and screens subassembly is connected in the bottom of fixed disk 14 for carry out screens centre gripping to the lathe tool after switching, the linkage subassembly sets up between cutterhead 4 and screens subassembly, adjusts the screens subassembly and releases and centre gripping to the lathe tool when being used for switching the lathe tool.
In this embodiment, correspondingly, the positioning component includes: clamping frame 15, flexible fixture block 16 and rotation fixture block 17, clamping frame 15 and fixed disk 14 fixed connection, flexible fixture block 16 pass through extending structure telescopic mounting on clamping frame 15, and rotation fixture block 17 passes through rotating structure rotatable mounting on clamping frame 15, and flexible fixture block 16 is symmetrical arrangement on clamping frame 15 with the position of use of rotation fixture block 17, and wherein the outside of flexible fixture block 16 and rotation fixture block 17 all is provided with chamfer structure 18.
In this embodiment, correspondingly, the linkage assembly includes: the motor 19, the small fluted disc 20, the adjusting block 21, the rack 22, the driving gear 23, the half gear 24 and the resetting piece 54, the motor 19 is arranged at the rear side of the fixed disc 14, the output shaft of the motor 19 is connected with the cutter changing disc 4 through a slow moving structure, the small fluted disc 20 is positioned in the adjusting cavity, the small fluted disc 20 is fixedly connected with the output shaft of the motor 19, the adjusting block 21 is arranged on the inner wall of the adjusting cavity in a sliding way, the rack 22 is connected with the adjusting block 21, the driving gear 23 is rotatably arranged in the adjusting cavity, the driving gear 23 is meshed and connected with the small fluted disc 20 through a transmission gear 51, The half gear 24 is concentrically arranged on the driving gear 23, the half gear 24 is meshed with the rack 22, the rack 22 and the small fluted disc 20 are arranged in a staggered manner, the reset piece 54 is arranged between the regulating block 21 and the regulating cavity, the cutter changing disc 4 can be driven to rotate through the rotation of the motor 19, turning tools with different types are equidistantly arranged on the cutter changing disc 4 through bolts, as shown in the figure, under the arrangement of a slow moving structure, the motor 19 can not drive the cutter changing disc 4 to rotate at the moment, but the small fluted disc 20 rotates at the moment, the half gear 24 is driven to rotate under the action of the driving gear 23 and the transmission gear 51, the half gear 24 is meshed with the rack 22, The rack 22 is driven to retract inwards, the adjusting block 21 is pulled out from between the telescopic clamping block 16 and the rotating clamping block 17, after a certain distance is pulled out, the motor 19 rotates to the stroke end of the slow moving structure at the moment, the cutter changing disc 4 starts to rotate, the turning tool rotates along with the cutter changing blade at the moment, the adjusting block 21 is separated from the telescopic clamping block 16 and the rotating clamping block 17, the rotating clamping block 17 has a rotatable space at the moment, the turning tool can push the rotating clamping block 17 to rotate when rotating, referring to fig. 9, one side of the adjusting block 21, which is close to the rotating clamping block 17, is subjected to inclined chamfering treatment, and when the rotating clamping block 17 contacts the chamfering position, the half gear 24 is just separated from the rack 22, By the rotation of the turning tool, the turning fixture block 17 is pushed, the turning fixture block 17 continuously pushes the rack 22 to move towards the small fluted disc 20 under the sliding of the inclined chamfer, when the turning tool pushes the turning fixture block 17 to be parallel to the clamping frame 15, the turning tool slides out of the limiting area of the clamping assembly, then the turning fixture block 17 returns to the original position, the small fluted disc 20 continuously rotates, the next turning tool is about to enter the clamping assembly, the side part of the turning tool is firstly contacted with the outer chamfer of the telescopic fixture block 16, when the turning tool continuously rotates, the telescopic fixture block 16 is pushed to be pressed down, at the moment, the turning fixture block 17 does not push the regulating block 21, The adjusting block 21 is restored to the position between the rotating clamping block 17 and the telescopic clamping block 16 under the action of the resetting piece 54, wherein the rotating clamping block 17 cannot rotate when being limited by the adjusting block 21, but the telescopic clamping block 16 and the adjusting block 21 can still slide relatively, so when the telescopic clamping block 16 stretches to be parallel to the clamping frame 15, the motor 19 stops when the telescopic clamping block 16 enters into the clamping assembly to be contacted with the rotating clamping block 17, the motor 19 can adopt the stepping motor 19, the rotating time of the motor 19 can be determined by calculating the tool changing time, at the moment, the turning tool does not squeeze the telescopic clamping block 16 any more, the telescopic clamping block 16 moves outwards under the action of the telescopic structure, Because the adjusting block 21 is abutted against the rotating clamping block 17 at this time, the switched turning tool is limited by the rotating clamping block 17 and the telescopic clamping block 16, the stability of the turning tool in use is ensured, when the next turning tool is replaced, the motor 19 is started to drive the cutter changing disc 4 to rotate and switch, wherein the side, close to the adjusting cavity, of the adjusting block 21 is connected with the adjusting cavity through the spring 26, the resetting piece 54 is formed through the thrust of the spring 26, when the adjusting block 21 is close to the big fluted disc 34 under the action of the rack 22, the spring 26 is compressed to generate thrust, in order to ensure that the adjusting block 21 is not cheap in the moving process, The sliding structure of the sliding block and the sliding groove can be adopted between the rack 22 and the adjusting cavity, so that the adjusting block can move along the direction of the rack 22, and meanwhile, the sliding structure can also be adopted between the adjusting block 21 and the adjusting cavity to realize the sliding limiting of the adjusting block 21 again, and the sliding structure belongs to the prior art known to the person skilled in the art and is not repeated here.
With respect to the telescopic structure, please refer to fig. 10, 13 and 14, the telescopic structure includes: the telescopic clamping block 16 is characterized in that the telescopic cavity 25 and the spring 26 are arranged inside the clamping frame 15, two ends of the telescopic cavity 25 penetrate through the clamping frame 15, the telescopic clamping block 16 is slidably arranged in the telescopic cavity 25, the spring 26 is arranged on two sides of the telescopic clamping block 16, the spring 26 is connected with the telescopic clamping block 16 and used for resetting the telescopic clamping block 16, the telescopic clamping block 16 stretches out and draws back in the telescopic cavity 25 through the arrangement of the telescopic cavity 25, the telescopic clamping block 16 is convenient to restore to the original position after being compressed through the arrangement of the spring 26, a limiting block 27 is further arranged on one side of the telescopic clamping block to avoid the telescopic clamping block 16 from being separated from the telescopic cavity, a limiting chute consistent with the telescopic direction of the telescopic clamping block 16 is arranged on the side wall of the telescopic cavity, and the limiting block 27 is matched, so that the telescopic action of the telescopic clamping block 16 is guaranteed to be stable.
In addition, referring to fig. 10, regarding the rotating structure, the rotating structure includes: the rotary clamping block 17 is arranged in the rotary clamping block 28 through rotation of the rotating shaft, the rotating shaft is connected with the rotary clamping block 28 through the torsion spring 29, the rotary clamping block 17 is guaranteed to be rotatable through rotation path adaptation of the rotary clamping block 28 and the rotary clamping block, and through the action of the torsion spring 29, when the rotary clamping block 17 rotates, the torsion spring 29 can generate reaction force on the rotary clamping block 17, so that when the rotary clamping block 17 is not limited, the rotary clamping block 17 can be restored to the original position under the action of the torsion spring 29.
On the basis of the foregoing, referring to fig. 6 and 16, the slow moving structure includes: the slow motion rod 30 and the slow motion groove 31, slow motion rod 30 circumference is arranged in the circumference outside of motor 19 output shaft, the one side that is close to motor 19 output on the tool changing dish 4 is provided with the change groove, and be provided with on the circumference inner wall of change groove with slow motion rod 30 equi-quantity slow motion groove 31, the output shaft rotation of motor 19 is installed in the change groove, slow motion rod 30 is located slow motion groove 31, through the setting of slow motion structure, when motor 19 rotates, slow motion rod 30 begins to be the rotation in slow motion groove 31 this moment, because slow motion groove 31's existence, motor 19 rotates and still can not drive tool changing dish 4 rotation this moment, therefore at this moment, can drive little fluted disc 20 rotation earlier through the rotation of motor 19, make regulating block 21 outwards take out in telescopic fixture block 16 and rotation fixture block 17 inside earlier, prepare for the follow-up tool changing.
In a second embodiment, referring to fig. 1,3, 4 and 17, based on the first embodiment, the adjustable clamping mechanism includes: sector 32, slide bar 33, large fluted disc 34, arc chute 35, slide shaft 36, clamp plate one 37, connecting block 38, connecting rod 39 and driving piece, sector 32 is provided in plurality, and a plurality of sector 32 are arranged on base 1 in circle, the sliding grooves are arranged between adjacent sector 32, slide bar 33 is slidingly installed in each sliding groove, large fluted disc 34 rotates and is concentrically arranged on sector 32, arc chute 35 is correspondingly arranged on the upper side of each sliding groove, arc chute 35 is obliquely arranged, slide shaft 36 is connected with the top of slide bar 33, slide shaft 36 is arranged in arc chute 35, the outer end of slide bar 33 is connected with clamp plate one 37, the inner end of slide bar 33 is connected with connecting block 38, the top of connecting block 38 extends upwards to be provided with clamp plate two 52, connecting rod 39 is parallelly installed above slide bar 33, and the outer end of connecting rod 39 is connected with clamp plate three 53, the driving piece is arranged on the base 1 and used for driving the large fluted disc 34 to rotate, the driving piece comprises a motor III 40, the motor III 40 is arranged on one side of the large fluted disc 34, the motor III 40 adopts a motor capable of rotating positively and negatively, a driving gear 41 is arranged at the top output end of the motor III 40, the driving gear 41 is meshed with the large fluted disc 34, in order to ensure that the large fluted disc 34 and the sector block 32 can slide, an inverted T-shaped sliding groove is arranged on the sector block 32, a corresponding inverted T-shaped sliding groove sliding block 42 is arranged on the large fluted disc 34, the radians of the inverted T-shaped sliding groove and the inverted T-shaped sliding block are consistent with the rotating radians of the large fluted disc 34, as shown in the figure, under the cooperation of a sliding shaft 36 and an arc-shaped sliding groove 35, when the large fluted disc 34 rotates positively and negatively, the sliding rod 33 is pushed to move along the direction of the sliding groove, the phenomenon of approaching or separating simultaneously is generated between a plurality of sliding grooves, and the phenomenon of the sliding grooves is formed by a clamping plate 37, the arrangement of the second clamping plate 52 and the third clamping plate 53 can achieve the effect of clamping valves of different sizes, and also can achieve the effects of inner bracing and outer clamping, wherein rubber anti-slip pads are arranged on the inner side wall and the outer side wall of the first clamping plate 37, the second clamping plate 52 and the third clamping plate 53, the clamping effect can be improved, the valves can be protected, the first clamping plate 37, the second clamping plate 52 and the third clamping plate 53 are detachably connected through bolts, as shown in fig. 4 and 15, a limiting jackscrew 43 is further screwed on the large fluted disc 34, after the valves are clamped, the limiting jackscrew 43 can be abutted against the sector block 32 through rotation, the clamping stability of the valves is guaranteed, in order to improve the driving effect of the arc-shaped chute 35 on the sliding shaft 36, a first toothed pattern 44 is arranged on the inner wall of one side of the arc-shaped chute 35, a second toothed pattern 45 is arranged on the outer wall of the sliding shaft 36, and the first toothed pattern 44 is meshed with the second toothed pattern 45.
In addition, the rotating structure includes: and a fourth motor 46, wherein the base 1 is provided with a rotary disc 47, the rotary disc 47 is rotatably connected with the base 1, the adjustable clamping mechanism is all installed on the rotary disc 47, the third motor 40 is installed on the rotary disc 47, and the valve after clamping is driven to rotate through the rotation of the fourth motor 46, so that turning operation is realized.
To sum up, this a turning device for valve production, when using, firstly place the valve that needs the turning on adjustable clamping mechanism, select suitable splint one 37, splint two 52 or splint three 53 to carry out outside centre gripping or inside tight, after the valve location, and confirm whether the valve top is in the horizontality through the spirit level, adjust to but after the turning state, locking spacing jackscrew 43, then open motor 19, switch required lathe tool, switch over the back, open motor one 7, combine the valve terminal surface thickness that needs the lathe tool, adjust the service height of lathe tool, then open motor two 12, transversely adjust the position of lathe tool, make it remove the terminal surface edge that needs the lathe tool on the valve, then open motor four 46, be the valve rotation, start motor two 12 in the rotation, make the lathe tool carry out comprehensive lathe tool to the valve terminal surface at the in-process slow lateral shifting, after the rough turning is accomplished, promote the knife rest 3, start motor 19, switch over to the thin sword, repeat above-mentioned action, carry out accurate lathe tool to the terminal surface of valve can, wherein the in-process of lathe tool can be supporting to install cooling system, guarantee the life of lathe tool, combine the well-known service life who has the lathe tool, the well-known equipment of lathe tool need the lathe tool, realize the well-known equipment is realized in the well-being of the valve, can not be moved to the well-known equipment of the well-being of the lathe tool, the well-being of the equipment is realized to the well-being of the valve, the equipment is realized, the well-being of the equipment is realized in the well-being of the tool, the equipment of the machine is in the technical case, and can be moved, and the well has to be in the condition, and can be moved to the tool, and the tool is.
In addition, because the widths of the turning tool may be different, an adjusting plate 48 is movably arranged on one side of the telescopic clamping block 16 opposite to the limiting clamp, the adjusting plate 48 is arranged on one side of the limiting clamp opposite to the telescopic clamping block 16 through an adjusting screw 50, a transmission cavity is arranged in the adjusting plate 48, a gear set as shown in the figure is arranged in the transmission cavity, gears in the middle part are adjusted through an inner hexagonal wrench (the gears in the middle part are rotationally connected with the adjusting plate 48 and the gears on two sides are respectively provided with an inner hexagonal nut 49, the nuts are flush with the outer part of the adjusting plate 48), under the action of the rest gears, four adjusting screws 50 can be driven to rotate simultaneously, the four adjusting screws 50 are rotationally connected with the adjusting plate 48 and are also in threaded connection with the telescopic clamping block 16 or the rotating clamping block 17 simultaneously, and the four adjusting screws 50 are used for rotating simultaneously, the adjusting plate 48 can be quickly close to or separated from the telescopic clamping block 16 or the rotary clamping block 17, so that the distance between the telescopic clamping block 16 and the rotary clamping block 17 is adjusted, before the turning tool is installed, the distance between the telescopic clamping block 16 and the limiting clamp is pre-adjusted by combining the width of the turning tool, the stable clamping of the telescopic clamping block 16 and the limiting clamp to the turning tool is ensured, in order to ensure that the telescopic clamping block 16 can be better reset to the outer side of the turning tool, the corresponding chamfering treatment is carried out on the inner side wall of the telescopic clamping block 16, the spring 26 with larger elasticity is adopted in the telescopic clamping block 16 for use, the friction force between the telescopic clamping block 16 and the side wall of the turning tool can be overcome, of course, four turning tools on each cutter head 4 are adopted for use by adopting the turning tool with the consistent width, the technology can be realized through the prior art means, the effective use position of the turning tool is the tool head, therefore, the width of the knife handle is consistent through the prior art, and the effective implementation of the automatic knife changing mechanism in the embodiment is ensured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a turning device for valve production, includes base (1), and one side of base (1) is provided with support frame (2), its characterized in that still includes:
The tool rest (3) is vertically arranged on one side of the supporting frame (2);
the cutter changing disc (4) is arranged at the using end of the cutter rest (3);
The automatic tool changing mechanism is arranged on the tool changing disc (4) and used for automatically switching turning tools;
The Y-axis moving mechanism is transversely arranged on the supporting frame (2) and used for adjusting the transverse distance of the tool rest (3);
the Z-axis adjusting mechanism is arranged between the supporting frame (2) and the Y-axis moving mechanism and is used for adjusting the longitudinal distance of the tool rest (3);
the adjustable clamping mechanism is arranged on the base (1) and used for carrying out adaptive stable clamping on the valve;
The rotating mechanism is arranged on the base (1), and the output end of the rotating mechanism is concentrically connected with the bottom of the adjustable clamping mechanism and is identical to the rotation of the valve which drives the adjustable clamping mechanism to clamp;
The automatic tool changing mechanism comprises:
The cutter changing disc (4) is rotatably arranged on one side, far away from the cutter rest (3), of the fixed disc (14);
Wherein, an adjusting cavity is arranged in the fixed disc (14);
The clamping component is connected to the bottom of the fixed disc (14) and used for clamping the switched turning tool;
The linkage assembly is arranged between the cutter changing disc (4) and the clamping assembly and is used for switching the turning tool and adjusting the clamping assembly to release and clamp the turning tool;
the detent assembly includes:
the clamping frame (15) is fixedly connected with the fixed disc (14);
the telescopic clamping block (16) is arranged on the clamping frame (15) in a telescopic way through a telescopic structure;
the rotating clamping block (17) is rotatably arranged on the clamping frame (15) through a rotating structure;
The telescopic clamping blocks (16) and the using positions of the rotary clamping blocks (17) are symmetrically arranged on the clamping frame (15);
The linkage assembly includes:
A motor (19), wherein the motor (19) is arranged at the rear side of the fixed disc (14), and an output shaft of the motor (19) is connected with the cutter changing disc (4) through a slow moving structure;
The small fluted disc (20) is positioned in the adjusting cavity, and the small fluted disc (20) is fixedly connected with an output shaft of the motor (19);
the adjusting block (21) is arranged on the inner wall of the adjusting cavity in a sliding manner;
A rack (22), the rack (22) being connected to the adjustment block (21);
the driving gear (23) is rotatably arranged in the adjusting cavity, and the driving gear (23) is meshed with the small fluted disc (20) through a transmission gear (51);
A half gear (24), the half gear (24) is concentrically mounted on the driving gear (23), and the half gear (24) is meshed with the rack (22);
wherein the rack (22) and the small fluted disc (20) are arranged in a staggered way;
and the reset piece (54) is arranged between the adjusting block (21) and the adjusting cavity.
2. A turning device for valve production according to claim 1, wherein the telescopic structure comprises:
The telescopic cavity (25) is arranged in the clamping frame (15);
The two ends of the telescopic cavity (25) penetrate through the clamping frame (15), and the telescopic clamping blocks (16) are slidably arranged in the telescopic cavity (25);
The springs (26) are arranged on two sides of the telescopic clamping blocks (16), and the springs (26) are connected with the telescopic clamping blocks (16) and used for resetting the telescopic clamping blocks (16).
3. A turning device for valve manufacture according to claim 2, wherein the rotating structure comprises:
a rotating cavity (28), wherein the rotating cavity (28) is arranged in the clamping frame (15);
wherein the rotating clamping block (17) is rotatably arranged in the rotating cavity (28) through a rotating shaft;
The rotating shaft is connected with the rotating cavity (28) through the torsion spring (29).
4. A turning apparatus for valve manufacture according to claim 3, wherein the slow moving structure comprises:
A creep rod (30), the creep rod (30) being circumferentially arranged outside the circumference of the output shaft of the motor (19);
A rotating groove is formed in one side, close to the output end of the motor (19), of the cutter changing disc (4), and the same number of the slow grooves (31) as the slow rods (30) are formed in the inner wall of the circumference of the rotating groove;
Wherein, the output shaft of motor (19) rotates and installs in changeing the inslot, slow moving pole (30) are located in slow moving groove (31).
5. The turning apparatus for valve manufacturing of claim 4, wherein the adjustable clamping mechanism comprises:
-a sector (32), said sector (32) being provided in plurality, and a plurality of said sectors (32) being arranged in a circle on said base (1);
wherein a sliding groove is arranged between the adjacent sector blocks (32);
the sliding rods (33) are slidably arranged in each sliding groove, and the sliding rods (33) are slidably arranged in each sliding groove;
A large fluted disc (34), wherein the large fluted disc (34) rotates and is concentrically arranged on the sector block (32);
the upper side of each sliding groove is correspondingly provided with an arc-shaped sliding groove (35), and the arc-shaped sliding grooves (35) are obliquely arranged;
The sliding shaft (36) is connected with the top of the sliding rod (33), and the sliding shaft (36) is arranged in the arc-shaped sliding groove (35);
The outer end of the sliding rod (33) is connected with the clamping plate I (37);
The inner end of the sliding rod (33) is connected with the connecting block (38), and the top of the connecting block (38) is provided with a clamping plate II (52) in an upward extending mode;
the connecting rod (39) is arranged above the sliding rod (33) in parallel, and the outer end of the connecting rod (39) is connected with a clamping plate III (53);
the driving piece is arranged on the base (1) and used for driving the large fluted disc (34) to rotate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410546806.4A CN118253806B (en) | 2024-05-06 | 2024-05-06 | Turning device for valve production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410546806.4A CN118253806B (en) | 2024-05-06 | 2024-05-06 | Turning device for valve production |
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| CN118253806A CN118253806A (en) | 2024-06-28 |
| CN118253806B true CN118253806B (en) | 2024-08-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN119016751B (en) * | 2024-10-28 | 2025-04-01 | 江苏恒双自控设备制造有限公司 | A turning device for valve production |
| CN119187631B (en) * | 2024-11-27 | 2025-03-25 | 山西建投装备制造有限公司 | An automated standard section processing center for tower cranes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116586643A (en) * | 2023-05-26 | 2023-08-15 | 李沙沙 | Turning device and method for valve production |
| CN117921370A (en) * | 2024-03-12 | 2024-04-26 | 无锡齐格致成精密机械制造有限公司 | Turning equipment for boring cutter machining |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4872534B2 (en) * | 2006-08-24 | 2012-02-08 | 三菱マテリアル株式会社 | Cutting tools |
| CN210160411U (en) * | 2019-04-17 | 2020-03-20 | 大连天泽精密模具有限公司 | Numerical control machine tool for die machining |
| CN215468122U (en) * | 2020-10-23 | 2022-01-11 | 江苏斯必得重工机械有限公司 | Cutting fixing device of instrument lathe |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116586643A (en) * | 2023-05-26 | 2023-08-15 | 李沙沙 | Turning device and method for valve production |
| CN117921370A (en) * | 2024-03-12 | 2024-04-26 | 无锡齐格致成精密机械制造有限公司 | Turning equipment for boring cutter machining |
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