CN114161169A - Preheating cutter for machining R groove in inner hole of butterfly valve body - Google Patents
Preheating cutter for machining R groove in inner hole of butterfly valve body Download PDFInfo
- Publication number
- CN114161169A CN114161169A CN202111668632.1A CN202111668632A CN114161169A CN 114161169 A CN114161169 A CN 114161169A CN 202111668632 A CN202111668632 A CN 202111668632A CN 114161169 A CN114161169 A CN 114161169A
- Authority
- CN
- China
- Prior art keywords
- heat
- cutter
- groove
- pressure container
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003754 machining Methods 0.000 title claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 238000009835 boiling Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000009834 vaporization Methods 0.000 claims 1
- 230000008016 vaporization Effects 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P25/00—Auxiliary treatment of workpieces, before or during machining operations, to facilitate the action of the tool or the attainment of a desired final condition of the work, e.g. relief of internal stress
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses a preheating cutter for machining an R groove in an inner hole of a butterfly valve body, which relates to the technical field of numerical control cutters and comprises an R groove cutter, wherein the R groove cutter is fixed on a cutter clamp through a bolt; the temperature difference heat conduction piece is provided with a heat absorption end and a heat release end, the heat absorption end of the temperature difference heat conduction piece is tightly attached and fixed with the cutter clamp, and the heat release end of the temperature difference heat conduction piece is tightly attached and fixed with the pressure container; the pressure container is filled with liquid with the boiling point of 78-111 ℃; the telescopic heat-conducting piece is arranged on the pressure container along the circumferential direction. According to the butterfly valve body, the temperature difference heat conducting piece is arranged, heat absorption and heat release are realized on one side of the temperature difference heat conducting piece through current introduction, the heat absorption end can absorb heat of the R groove cutter and preheat an inner hole of the butterfly valve body, so that on one hand, abrasion caused by reduction of hardness of the R groove cutter by heat is avoided, on the other hand, the hardness of the inner hole of the butterfly valve body can be reduced through preheating, and abrasion, bending and edge breakage of the R groove cutter are further avoided.
Description
Technical Field
The invention relates to the technical field of numerical control cutters, in particular to a preheating cutter for machining an R groove in an inner hole of a butterfly valve body.
Background
Fig. 4 is a schematic view of a partial structure of a butterfly valve body, an inner hole of the butterfly valve body is provided with an R-shaped groove which is close to 3/4 circles, the R-shaped groove is used for installing a key position for sealing a seal ring, a seal groove needs to meet the requirement of roughness ra1.6, and a cutter needs to be machined, otherwise, a cutter mark is generated, so that the machining requirement of the R-shaped groove is high.
Disclosure of Invention
The invention aims to solve the problems and provides a preheating cutter for machining an R groove in an inner hole of a butterfly valve body.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a processing butterfly valve body hole R groove preheat cutter, includes the cutter mount, be provided with tool holder on the cutter mount, still include:
the R groove cutter is fixed on the cutter clamp through a bolt;
the temperature difference heat conduction piece is provided with a heat absorption end and a heat release end, the heat absorption end of the temperature difference heat conduction piece is tightly attached and fixed with the cutter clamp, and the heat release end of the temperature difference heat conduction piece is tightly attached and fixed with the pressure container;
the pressure container is filled with liquid with the boiling point of 78-111 ℃;
the flexible heat conducting piece is arranged on the pressure container along the circumferential direction, the flexible heat conducting piece is driven to extend and conduct heat when liquid in the pressure container is vaporized, and the flexible heat conducting piece is driven to reset when the liquid in the pressure container is liquefied.
Optionally, the temperature difference heat conduction member is composed of an N-type semiconductor material, a P-type semiconductor material, a first joint and a second joint;
the N-type semiconductor material and the P-type semiconductor material form a point couple and are arranged between the first joint and the second joint, and the first joint and the second joint are tightly attached and fixed with the cutter clamp and the pressure container respectively.
Optionally, the liquid is one of toluene, pure water and ethanol.
Optionally, the telescopic heat conducting member comprises a piston rod, a piston, a spring and a heat conducting block;
the piston is arranged in the pressure container, one side of the piston rod is fixed with the piston, the other side of the piston rod transversely penetrates through the pressure container in a clearance mode and extends to the outside of the pressure container to be fixed with the heat conducting block, and the spring is arranged on the piston rod and between the heat conducting block and the pressure container;
the piston rod and the heat conducting block are both of hollow structures and communicated with each other, and the piston rod penetrates through the piston and is communicated with the pressure container.
Compared with the prior art, the invention has the following advantages:
according to the butterfly valve body, the temperature difference heat conducting piece is arranged, heat absorption and heat release are realized on one side of the temperature difference heat conducting piece through current introduction, the heat absorption end can absorb heat of the R groove cutter and preheat an inner hole of the butterfly valve body, so that on one hand, abrasion caused by reduction of hardness of the R groove cutter by heat is avoided, on the other hand, the hardness of the inner hole of the butterfly valve body can be reduced through preheating, and abrasion, bending and edge breakage of the R groove cutter are further avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the temperature difference heat-transfer member and the telescopic heat-transfer member of the present invention;
FIG. 3 is a schematic view of the assembled cutter of the present invention;
FIG. 4 is a schematic view of an R-shaped groove of the butterfly valve body of the present invention.
In the figure: the device comprises a butterfly valve body 1, a cutter fixing frame 2, a cutter clamp 3, a 4R groove cutter, a heat insulation layer 5, a temperature difference heat conduction piece 6, a 61N type semiconductor material, a 62 first joint, a 63P type semiconductor material, a 64 second joint, a pressure container 7, liquid 8, a 9 telescopic heat conduction piece, a 91 piston rod, a 92 piston, a 93 spring, a 94 heat conduction block and a 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a preheating cutter for machining an inner hole R groove of a butterfly valve body comprises a cutter fixing frame 2, a cutter clamp 3, an R groove cutter 4 and a temperature difference heat conducting piece 6, wherein the cutter clamp 3 is arranged on the cutter fixing frame 2, the R groove cutter 4 is arranged on the R groove cutter 4, and the R groove cutter 4 is fixed on the cutter clamp 3 through bolts.
Referring to fig. 2, the temperature difference heat conducting member 6 has a heat absorbing end and a heat releasing end, the heat absorbing end of the temperature difference heat conducting member 6 is tightly attached to the tool holder 3, and the heat releasing end of the temperature difference heat conducting member 6 is tightly attached to the pressure container 7, specifically as follows:
referring to fig. 2, the thermo-conductive member 6 is composed of an N-type semiconductor material 61, a P-type semiconductor material 63, a first joint 62 and a second joint 64, wherein the first joint 62 and the second joint 64 are defined as a heat absorbing terminal and a heat releasing terminal, respectively.
The N-type semiconductor material 61 and the P-type semiconductor material 63 form a galvanic couple and are arranged between the first joint 62 and the second joint 64, and the first joint 62 and the second joint 64 are tightly attached and fixed with the tool holder 3 and the pressure container 7 respectively. When current flows through the N-type semiconductor material 61 and the P-type semiconductor material 63, in addition to generating irreversible joule heat, heat absorption and heat release occur at the first joint 62 and the second joint 64 respectively, and the heat absorption and heat release are in direct proportion to the current, so that the heat of the R-slot cutter 4 with higher temperature after processing can be absorbed and output to the pressure container 7, and the cooling of the R-slot cutter 4 and the preheating of the inner hole of the next generation processing butterfly valve body 1 are realized.
The pressure vessel 7 may be provided with an inlet pipe (not shown) to facilitate the addition of liquid. The pressure container 7 is filled with liquid 8 with a boiling point of 78-111 ℃, the liquid 8 is toluene, pure water or ethanol, and liquid with a lower boiling point should not be selected, in the embodiment, pure water is selected, the boiling point of the liquid refers to the temperature under the standard atmospheric pressure, when the liquid is in the pressure container 7, the pressure in the liquid is greater than the standard atmospheric pressure, so that the boiling point can be actually increased, the internal temperature of the pressure container 7 is increased, the preheating effect is increased, the hardness of an inner hole of the butterfly valve body 1 can be changed through preheating, and subsequent cutter hole cutting operation is facilitated.
Referring to fig. 2, the telescopic heat conducting member 9 is circumferentially disposed on the pressure vessel 7, the telescopic heat conducting member 9 is driven to extend and conduct heat when the liquid in the pressure vessel 7 is vaporized, and the telescopic heat conducting member 9 is driven to reset when the liquid in the pressure vessel 7 is liquefied. The telescopic heat-conducting member 9 comprises a piston rod 91, a piston 92, a spring 93 and a heat-conducting block 94, and is specifically arranged as follows:
the shape of one side that heat conduction piece 94 and butterfly valve body 1 hole are close to should be the same with the hole shape for before the processing to the two of being convenient for laminate each other, and heat conduction piece 94 can adopt the arc structure, thereby laminating in butterfly valve body 1 hole that can bigger area.
The piston 92 is disposed inside the pressure vessel 7, and the outer diameter of the piston 92 is the same as the inner diameter of the pressure vessel 7. One side of the piston rod 91 is fixed with the piston 92, and the other side of the piston rod 91 passes through the pressure container 7 with a transverse clearance and extends to the outside to be fixed with the heat conducting block 94.
Piston rod 91 and heat conduction piece 94 all adopt hollow structure, and the two intercommunication, and piston rod 91 runs through piston 92 and communicates with pressure vessel 7, through adopting the structure of above-mentioned intercommunication, can realize the intercommunication between pressure vessel 7 and the heat conduction piece 94, and steam can get into and carry out from interior to exterior heating to heat conduction piece 94 in the heat conduction piece 94 for heat conduction piece 94 preheats the effect better.
In this embodiment, the pressure vessel 7 can adopt a straight line type and cross type structure, when adopting a straight line type structure, the quantity of the flexible heat conducting members 9 is another and symmetrical setting, when adopting the cross type structure, the brush collar of the flexible heat conducting members 9 is four, and is cross type setting, the more the quantity of the flexible heat conducting members 9, the more the heat conducting points, the better the preheating effect.
The above description is only a preferred embodiment of the present invention, and not intended to be exhaustive or to limit the scope of the present invention, and any person skilled in the art should be able to make equivalents and modifications within the technical scope of the present invention.
Claims (4)
1. The utility model provides a processing butterfly valve body hole R groove preheat cutter, includes cutter fixing frame (2), be provided with cutter holder (3) on cutter fixing frame (2), its characterized in that still includes:
the R-groove cutter (4), the R-groove cutter (4) is fixed on the cutter clamp (3) through a bolt;
the temperature difference heat conduction piece (6) is provided with a heat absorption end and a heat release end, the heat absorption end of the temperature difference heat conduction piece (6) is tightly attached and fixed with the cutter clamp (3), and the heat release end of the temperature difference heat conduction piece (6) is tightly attached and fixed with the pressure container (7);
the device comprises a pressure container (7), wherein liquid (8) with the boiling point of 78-111 ℃ is filled in the pressure container (7);
the flexible heat conducting piece (9), flexible heat conducting piece (9) set up on pressure vessel (7) along circumference, drive flexible heat conducting piece (9) and extend and heat conduction when liquid vaporization in pressure vessel (7), drive flexible heat conducting piece (9) and reset when liquid liquefaction in pressure vessel (7).
2. The preheating tool for machining the R groove in the inner hole of the butterfly valve body is characterized in that the temperature difference heat conduction member (6) is made of an N-type semiconductor material (61), a P-type semiconductor material (63), a first joint (62) and a second joint (64);
the N-type semiconductor material (61) and the P-type semiconductor material (63) form a point couple and are arranged between the first joint (62) and the second joint (64), and the first joint (62) and the second joint (64) are tightly attached and fixed with the cutter clamp (3) and the pressure container (7) respectively.
3. The preheating tool for machining the R groove in the inner hole of the butterfly valve body is characterized in that the liquid (8) is one of toluene, pure water and ethanol.
4. The preheating tool for machining the R groove of the inner hole of the butterfly valve body is characterized in that the telescopic heat-conducting member (9) comprises a piston rod (91), a piston (92), a spring (93) and a heat-conducting block (94);
the piston (92) is arranged in the pressure container (7), one side of the piston rod (91) is fixed with the piston (92), the other side of the piston rod (91) penetrates through the pressure container (7) in a transverse clearance mode and extends to the outside of the pressure container to be fixed with the heat conducting block (94), and the spring (93) is arranged on the piston rod (91) and between the heat conducting block (94) and the pressure container (7);
the piston rod (91) and the heat conducting block (94) are both of a hollow structure and are communicated, and the piston rod (91) penetrates through the piston (92) and is communicated with the pressure container (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111668632.1A CN114161169B (en) | 2021-12-31 | 2021-12-31 | Preheating cutter for machining inner hole R groove of butterfly valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111668632.1A CN114161169B (en) | 2021-12-31 | 2021-12-31 | Preheating cutter for machining inner hole R groove of butterfly valve body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114161169A true CN114161169A (en) | 2022-03-11 |
| CN114161169B CN114161169B (en) | 2024-01-26 |
Family
ID=80488885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111668632.1A Active CN114161169B (en) | 2021-12-31 | 2021-12-31 | Preheating cutter for machining inner hole R groove of butterfly valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114161169B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2485794Y (en) * | 2001-05-29 | 2002-04-10 | 台达电子工业股份有限公司 | Telescopic heat conducter |
| CN101070920A (en) * | 2006-05-11 | 2007-11-14 | 上海茂德企业发展有限公司 | Three eccentric two-way self-tightening sealing rubber butterfly valve |
| CN101424862A (en) * | 2008-12-09 | 2009-05-06 | 中国科学院长春光学精密机械与物理研究所 | Thermal switch for heat control system of camera |
| CN101885077A (en) * | 2010-07-12 | 2010-11-17 | 华南理工大学 | Heat pipe cutter and method for improving radiation of cutting tool by using heat pipe |
| CN206662039U (en) * | 2016-12-30 | 2017-11-24 | 天津市鑫大远金属制品有限公司 | Efficient hole punched device |
| CN207410250U (en) * | 2017-11-17 | 2018-05-25 | 丁翔 | A kind of thermoelectric generation film of the municipal administration based on thermoelectric material |
| CN210388523U (en) * | 2019-08-23 | 2020-04-24 | 华北理工大学 | Cutter water-cooling water jet equipment for lathe |
| CN212133977U (en) * | 2020-06-29 | 2020-12-11 | 许鸿发 | Sealing detection heat dissipation device |
| CN112548666A (en) * | 2020-12-28 | 2021-03-26 | 南昌航空大学 | Temperature control device for machine tool cutter |
| CN113478294A (en) * | 2021-07-19 | 2021-10-08 | 张国庆 | Cutter fixing device with heat dissipation function |
| CN214724887U (en) * | 2020-12-29 | 2021-11-16 | 河北固运特精密机械制造有限公司 | Automatic die cutting cutter of row's waste material |
-
2021
- 2021-12-31 CN CN202111668632.1A patent/CN114161169B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2485794Y (en) * | 2001-05-29 | 2002-04-10 | 台达电子工业股份有限公司 | Telescopic heat conducter |
| CN101070920A (en) * | 2006-05-11 | 2007-11-14 | 上海茂德企业发展有限公司 | Three eccentric two-way self-tightening sealing rubber butterfly valve |
| CN101424862A (en) * | 2008-12-09 | 2009-05-06 | 中国科学院长春光学精密机械与物理研究所 | Thermal switch for heat control system of camera |
| CN101885077A (en) * | 2010-07-12 | 2010-11-17 | 华南理工大学 | Heat pipe cutter and method for improving radiation of cutting tool by using heat pipe |
| CN206662039U (en) * | 2016-12-30 | 2017-11-24 | 天津市鑫大远金属制品有限公司 | Efficient hole punched device |
| CN207410250U (en) * | 2017-11-17 | 2018-05-25 | 丁翔 | A kind of thermoelectric generation film of the municipal administration based on thermoelectric material |
| CN210388523U (en) * | 2019-08-23 | 2020-04-24 | 华北理工大学 | Cutter water-cooling water jet equipment for lathe |
| CN212133977U (en) * | 2020-06-29 | 2020-12-11 | 许鸿发 | Sealing detection heat dissipation device |
| CN112548666A (en) * | 2020-12-28 | 2021-03-26 | 南昌航空大学 | Temperature control device for machine tool cutter |
| CN214724887U (en) * | 2020-12-29 | 2021-11-16 | 河北固运特精密机械制造有限公司 | Automatic die cutting cutter of row's waste material |
| CN113478294A (en) * | 2021-07-19 | 2021-10-08 | 张国庆 | Cutter fixing device with heat dissipation function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114161169B (en) | 2024-01-26 |
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