CN112108901A - Turning tool for casing shell parts - Google Patents
Turning tool for casing shell parts Download PDFInfo
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- CN112108901A CN112108901A CN202011058833.5A CN202011058833A CN112108901A CN 112108901 A CN112108901 A CN 112108901A CN 202011058833 A CN202011058833 A CN 202011058833A CN 112108901 A CN112108901 A CN 112108901A
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- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention relates to a turning tool for casing shell parts, which comprises a disc-shaped base, wherein a workpiece is assembled on the base, a central positioning and adjusting mechanism is arranged in the center of the base, a plurality of linkage positioning mechanisms are uniformly arranged on the inner wall of the workpiece at intervals in the circumferential direction, a plurality of auxiliary supporting and clamping mechanisms are arranged on the outer wall of the workpiece at intervals, and a turning positioning block is arranged between the two auxiliary supporting and clamping mechanisms. The invention introduces the positioning device which can be flexibly adjusted, can realize the processing of parts with various specifications by debugging the central positioning shaft and the cooperative linkage positioning device which is uniformly distributed at the 3 positions, and has high positioning precision; the auxiliary supporting device at the position 6 of the outer wall of the part can ensure that the pressing force is distributed uniformly, the deformation of the part caused by the pressing process is avoided, and the stable product quality is ensured.
Description
Technical Field
The invention relates to the technical field of tools, in particular to a turning tool for casing shell parts.
Background
Most of the parts are large thin-walled parts, are made of high-temperature alloy Inco625 materials, are used for connecting and supporting other key core components in a high-temperature and high-pressure environment, and are very wide in application. The mouth tolerance precision requirement of the part is high, the mouth tolerance precision requirement is used for welding and assembling after the mouth tolerance precision requirement is assembled with the counter part, and the mouth tolerance precision requirement is very important for accurately realizing the assembly function of the part and is the common characteristic of a series of products.
For the traditional processing method with the characteristic, the part is clamped by using three claws with large contact area mostly, and because the part has large appearance (phi 500 mm) and thin wall thickness (2 mm), the part is easy to deform during turning, the central position of the part needs to be repeatedly corrected for processing, the production efficiency is low, and the stability of the product quality is difficult to ensure.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides a turning tool with high universality for producing large thin-wall high-temperature alloy casing shell parts, ensures the product quality and improves the production efficiency of the parts. According to the technical scheme provided by the invention:
the utility model provides a machine casket casing class part is with car processing frock which characterized in that:
the workpiece clamping device comprises a disc-shaped base, wherein a workpiece is assembled on the base, a central positioning and adjusting mechanism is arranged at the center of the base, a plurality of linkage positioning mechanisms are uniformly arranged on the inner wall of the workpiece at intervals in the circumferential direction, a plurality of auxiliary supporting and clamping mechanisms are arranged on the outer wall of the circumference of the workpiece at intervals, and a rotary positioning block is arranged between the two auxiliary supporting and clamping mechanisms.
Furthermore, the central positioning adjusting mechanism comprises a positioning sleeve arranged at the center, a positioning shaft is embedded in the center of the positioning sleeve, a cover is arranged on the upper surface of the top of the positioning shaft, the positioning sleeve is connected with the cover through a central screw penetrating through the center, and a support is arranged on the outer circle of the screw;
furthermore, a plurality of screw holes are formed in the cover at even intervals along the circumferential direction, and cover screws are assembled in the screw holes.
Furthermore, the linkage positioning mechanism comprises a sliding seat, a sliding block is arranged at the upper end of the sliding seat, a groove is formed in the top end of the sliding seat, a horizontal screw rod is horizontally assembled in the groove, the front end of the horizontal screw rod is arranged in the pin 33 in an insertion mode, a spring is sleeved outside the horizontal screw rod, two ends of the spring respectively abut against one end face of the groove and the side face of the pin 33, and the rear end of the horizontal screw rod extends out of the side wall of the sliding seat;
a vertical T-shaped hole is formed in the sliding block and is communicated with the groove, a pin is assembled in the mounting hole and is connected with the sliding seat through a fixing screw at the upper end;
a cover plate is arranged at the upper end of the sliding block, a through hole is formed in the cover plate, a supporting pin is vertically arranged in the through hole, and a pressing plate is fixedly assembled on the cover plate;
the slide block of the linkage positioning mechanism is in wedge-shaped fit with the positioning shaft of the central positioning adjusting mechanism to realize linkage;
furthermore, the auxiliary supporting and clamping mechanism comprises a bottom plate, the bottom plate is horizontally fixed on the disc base, a supporting block and a base body are vertically arranged on the upper surface of the bottom plate, a pressing plate is embedded in the center of the supporting block, a cylindrical screw penetrates through the center of the inside of the pressing plate, a compression spring is sleeved on the periphery of the lower end of the cylindrical screw, and the upper end and the lower end of the compression spring respectively abut against the bottom of the pressing plate and the end face of a clamping groove corresponding to the supporting block;
an auxiliary support shaft is embedded in the seat body, a groove is formed in the auxiliary support shaft, and a wedge block is arranged in the groove; the bottom of the auxiliary supporting shaft is in abutting connection with a corresponding slot in the bottom plate through a spring;
a limit block is vertically arranged on one side face of the seat body, a limit rod is horizontally arranged in the center of the limit block 1, and screw holes are respectively formed in the upper portion and the lower portion of the limit rod in a symmetrical mode.
Furthermore, the rotary positioning block is of a support structure, and a profiling groove matched with the workpiece is formed in the rotary positioning block.
Compared with the prior art, the invention has the advantages that:
1. the traditional processing tool can only process parts with a fixed specification and has poor universality; and the clamping is easy to deform, the center of the part needs to be repeatedly corrected, the production efficiency is low, and the product quality is unstable. According to the invention, a positioning device capable of being flexibly adjusted is introduced according to the requirements of product structure and size, the parts of various specifications can be processed by debugging the central positioning shaft and the cooperative linkage positioning device uniformly distributed at the 3 positions, and the positioning precision is high; the auxiliary supporting device at the position 6 of the outer wall of the part can ensure that the pressing force is distributed uniformly, the deformation of the part caused by the pressing process is avoided, and the stable product quality is ensured.
2. The invention has simple design and easy operation, and compared with the traditional tool, the production efficiency is higher by 40 percent.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a top view of fig. 1.
Figure 4 is a perspective view of the wedge of the present invention.
Figure 5 is a longitudinal cross-sectional view of the wedge of the present invention.
Detailed Description
The invention is further illustrated by the following specific figures and examples.
As shown in fig. 1 to 5, a turning tool for casing shell parts comprises a disc-shaped base 10 on which a workpiece 60 is assembled, wherein a central positioning and adjusting mechanism 20 is arranged at the center of the base, a plurality of linkage positioning mechanisms 30 are uniformly arranged on the inner wall of the workpiece at intervals in the circumferential direction, a plurality of auxiliary supporting and clamping mechanisms 40 are arranged on the outer wall of the circumference of the workpiece at intervals, and a rotary positioning block 50 is arranged between the two auxiliary supporting and clamping mechanisms.
The central positioning and adjusting mechanism 20 comprises a positioning sleeve 21 arranged at the center, a positioning shaft 25 is embedded in the center of the positioning sleeve 21, a cover 26 is arranged on the upper surface of the top of the positioning shaft 25, the positioning sleeve and the cover are connected through a central screw 28 with a center penetrating through, and a support 27 is arranged on the outer circle of the screw;
a plurality of screw holes are uniformly arranged on the cover 26 at intervals along the circumferential direction, and cover screws 26.1 are assembled in the screw holes.
The number of the linkage positioning mechanisms 30 in this embodiment is three, and the linkage positioning mechanisms include a sliding seat 31, a sliding block 32 is arranged at the upper end of the sliding seat, a groove 31.1 is formed at the top end of the sliding seat, a horizontal screw 35 is horizontally assembled in the groove 31.1, the front end of the horizontal screw 35 is arranged in a pin 33 in an insertion manner, a spring 36 is sleeved outside the horizontal screw 35, two ends of the spring 36 respectively abut against one end face of the groove and the side face of the pin 33, and the rear end of the horizontal screw 35 extends out of the side wall of the;
a vertical T-shaped hole 32.1 is formed in the sliding block 32 and is communicated with the groove 31.1, a pin 33 is assembled in the mounting hole, and the pin 33 is connected with the sliding seat through a fixing screw 38 at the upper end;
a cover plate 37 is arranged at the upper end of the sliding block, a through hole is formed in the cover plate, a supporting pin 39 is vertically arranged in the through hole, and a pressing plate 34 is fixedly assembled on the cover plate;
the slide block 32 of the linkage positioning mechanism 30 is in wedge fit with the positioning shaft 26 of the central positioning adjusting mechanism 20 to realize linkage;
in this example, the number of the auxiliary supporting and clamping mechanisms 40 is six, and the auxiliary supporting and clamping mechanisms include a bottom plate 41, the bottom plate is horizontally fixed on the disc base, a supporting block 42 and a base body 45 are vertically arranged on the upper surface of the bottom plate, wherein a pressing plate 43 is embedded in the center of the supporting block 42, a cylindrical screw 44 is arranged in the center of the pressing plate in a penetrating manner, a compression spring 49 is sleeved on the periphery of the lower end of the cylindrical screw, and the upper end and the lower end of the compression spring respectively support against the bottom of the pressing plate 43 and;
an auxiliary support shaft 46 is embedded in the seat body 45, a groove is formed in the auxiliary support shaft 46, and a wedge block 47 is arranged in the groove;
the wedge block 47 comprises a head 47.1 of the wedge and a cylindrical lower part 47.2, a counter bore 47.3 is formed in the cylindrical lower part 47.2, and the bottom of the auxiliary support shaft 46 is in abutting connection with a corresponding groove in the bottom plate 41 through a spring 48;
a limit block 45.1 is vertically arranged on one side face of the seat body 45, a limit rod 45.2 is horizontally and horizontally arranged in the center of the limit block 45.1, and screw holes 45.3 are respectively and symmetrically formed in the upper portion and the lower portion of the limit rod.
The rotary positioning block 50 is a support structure, and is provided with a profile groove 51 matched with the workpiece.
As shown in fig. 2, the disc is used to support the relevant positioning and pressing mechanisms, place the part on the linkage centering/positioning mechanism, adjust the central positioning adjustment mechanism, and ensure accurate positioning of the part; then fixing the rotation direction of the part by using a rotation direction positioning block; and finally, pressing the part by using a pressing mechanism with an auxiliary support. And after the center position of the tool is calibrated on a lathe, turning and boring the end surface hole of the part.
3 support points in the positioning/centering mechanism are used for determining a plane; 3, the linkage support is used for determining the center of the workpiece; and rotating to the positioning block to determine 1 rotation direction. The positioning of the parts is realized according to the scheme. And finally, pressing the part by using an auxiliary supporting and pressing mechanism at 6 positions.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a machine casket casing class part is with car processing frock which characterized in that:
the workpiece clamping device comprises a disc-shaped base (10), wherein a workpiece is assembled on the base, a central positioning adjusting mechanism (20) is arranged at the center of the base, a plurality of linkage positioning mechanisms (30) are uniformly arranged on the inner wall of the workpiece at intervals in the circumferential direction, a plurality of auxiliary supporting and clamping mechanisms (40) are arranged on the outer wall of the circumference of the workpiece at intervals, and a rotary positioning block (50) is arranged between the two auxiliary supporting and clamping mechanisms.
2. The turning tool for the casing shell parts as claimed in claim 1, wherein:
the center positioning adjusting mechanism (20) comprises a positioning sleeve (21) arranged at the center and a positioning shaft (25) embedded in the center of the positioning sleeve (21), a cover (26) is arranged on the upper surface of the top of the positioning shaft (25), the positioning sleeve and the cover are connected through a center screw (28) arranged at the center in a penetrating mode, and a support (27) is arranged on the outer circle of the screw.
3. The turning tool for the casing shell parts as claimed in claim 1, wherein:
a plurality of screw holes are uniformly arranged on the cover (26) at intervals along the circumferential direction, and cover screws (26.1) are assembled in the screw holes.
4. The turning tool for the casing shell parts as claimed in claim 1, wherein:
the linkage positioning mechanism (30) comprises a sliding seat (31), a sliding block (32) is arranged at the upper end of the sliding seat, a groove (31.1) is formed in the top end of the sliding seat, a horizontal screw (35) is horizontally assembled in the groove (31.1), the front end of the horizontal screw (35) is arranged in a pin (33) in an insertion mode, a spring (36) is sleeved outside the horizontal screw (35), two ends of the spring (36) respectively abut against one end face of the groove and the side face of the pin (33), and the rear end of the horizontal screw (35) extends out of the side wall of the sliding seat;
a vertical T-shaped hole (32.1) is formed in the sliding block (32) and is communicated with the groove (31.1), a pin (33) is assembled in the mounting hole, and the pin (33) is connected with the sliding seat through a fixing screw (38) at the upper end;
a cover plate (37) is arranged at the upper end of the sliding block, a through hole is formed in the cover plate, a supporting pin (39) is vertically arranged in the through hole, and a pressing plate (34) is fixedly assembled on the cover plate;
the slide block (32) of the linkage positioning mechanism (30) is in wedge fit with the positioning shaft (26) of the central positioning adjusting mechanism (20) to realize linkage.
5. The turning tool for the casing shell parts as claimed in claim 1, wherein:
the auxiliary supporting and clamping mechanism (40) comprises a bottom plate (41), the bottom plate is horizontally fixed on the disc base, a supporting block (42) and a base body (45) are vertically arranged on the upper surface of the bottom plate, a pressing plate (43) is embedded in the center of the supporting block (42), a cylindrical screw (44) penetrates through the center of the interior of the pressing plate, a compression spring (49) is sleeved on the periphery of the lower end of the cylindrical screw, and the upper end and the lower end of the compression spring respectively abut against the bottom of the pressing plate (43) and the end face of a clamping groove corresponding to the supporting;
an auxiliary support shaft (46) is embedded in the seat body (45), a groove is formed in the auxiliary support shaft (46), and a wedge block (47) is arranged in the groove; the bottom of the auxiliary supporting shaft (46) is connected with a corresponding slot in the bottom plate (41) in an abutting mode through a spring (48);
a limiting block (45.1) is vertically arranged on one side face of the base body (45), a limiting rod (45.2) is horizontally and horizontally arranged in the center of the limiting block (45.1), and screw holes (45.3) are respectively and symmetrically formed in the upper portion and the lower portion of the limiting rod.
6. The turning tool for the casing shell parts as claimed in claim 1, wherein: the rotary positioning block (50) is of a support structure, and a profile groove (51) matched with the workpiece is formed in the rotary positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011058833.5A CN112108901A (en) | 2020-09-30 | 2020-09-30 | Turning tool for casing shell parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011058833.5A CN112108901A (en) | 2020-09-30 | 2020-09-30 | Turning tool for casing shell parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112108901A true CN112108901A (en) | 2020-12-22 |
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ID=73798463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011058833.5A Pending CN112108901A (en) | 2020-09-30 | 2020-09-30 | Turning tool for casing shell parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112108901A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475982A (en) * | 2020-12-30 | 2021-03-12 | 四川明日宇航工业有限责任公司 | Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof |
| CN112756887A (en) * | 2021-01-15 | 2021-05-07 | 广西玉柴重工有限公司 | Automatic welding and clamping tool for large structural part |
| CN113427301A (en) * | 2021-07-16 | 2021-09-24 | 北京新风航天装备有限公司 | Semi-automatic profile modeling of toper cabin body supports frock |
| CN115945927A (en) * | 2022-04-08 | 2023-04-11 | 清华大学 | Floating support-based combustion chamber casing machining clamp and clamping method |
| CN116329987A (en) * | 2023-05-23 | 2023-06-27 | 北京航天和兴科技股份有限公司 | Missile casing is with processing frock |
-
2020
- 2020-09-30 CN CN202011058833.5A patent/CN112108901A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475982A (en) * | 2020-12-30 | 2021-03-12 | 四川明日宇航工业有限责任公司 | Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof |
| CN112756887A (en) * | 2021-01-15 | 2021-05-07 | 广西玉柴重工有限公司 | Automatic welding and clamping tool for large structural part |
| CN113427301A (en) * | 2021-07-16 | 2021-09-24 | 北京新风航天装备有限公司 | Semi-automatic profile modeling of toper cabin body supports frock |
| CN115945927A (en) * | 2022-04-08 | 2023-04-11 | 清华大学 | Floating support-based combustion chamber casing machining clamp and clamping method |
| CN116329987A (en) * | 2023-05-23 | 2023-06-27 | 北京航天和兴科技股份有限公司 | Missile casing is with processing frock |
| CN116329987B (en) * | 2023-05-23 | 2023-08-04 | 北京航天和兴科技股份有限公司 | Missile casing is with processing frock |
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