Thin-walled workpiece machining tool suitable for lathe
By designing a machining fixture suitable for lathes for thin-walled parts, and utilizing the cooperation of the mounting base, movable base, and cover plate, the problem of deformation of thin-walled parts due to excessive force on the three-jaw chuck was solved, the machining qualification rate was improved, and efficient machining of thin-walled parts was achieved.
Patent Information
- Application Number
- CN202520256423.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-18
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2035-02-18
AI Technical Summary
When thin-walled parts are directly mounted on a lathe three-jaw chuck, they are prone to deformation due to excessive stress on the outer wall, resulting in unqualified machining.
A lathe-compatible machining fixture for thin-walled parts was designed, comprising a mounting base, a movable base, a cover plate, a connector, a limiting component, and a driving component. The movable base is adapted to the thin-walled part through a mounting slot, and the inner side is machined using the machining holes on the cover plate to avoid deformation.
This improved the processing qualification rate of thin-walled parts and ensured that the quality of thin-walled parts was not affected by excessive deformation during processing.
Smart Images
Figure CN223629986U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to thin -walled part machining technical field especially relates to a lathe applicable thin -walled part machining frock. BACKGROUND
[0002] In the field of machining, the workpiece is often machined by lathe. In the machining process, the workpiece needs to be installed on the lathe first, and the workpiece is clamped and fixed by the three-jaw chuck on the lathe, and then the outer wall of the workpiece is machined by the cutter.
[0003] Many devices need to assemble some thin-walled parts. When the thin-walled parts are directly installed on the three-jaw chuck, the thin-walled parts are prone to large deformation due to excessive stress on the outer wall, resulting in unqualified processing. Therefore, a lathe applicable thin-walled part machining frock needs to be provided. INNOVATION CONTENT
[0004] In view of the above problems, the utility model provides a lathe applicable thin-walled part machining frock.
[0005] In order to achieve the above invention purpose, the utility model adopts the following technical scheme:
[0006] A lathe applicable thin-walled part machining frock is provided, which comprises a mounting seat for mounting on a three-jaw chuck, a mounting cavity is formed on the mounting seat, a movable seat for mounting a thin-walled part is movably embedded in the mounting cavity, an installation groove for the size of the thin-walled part is formed on the side of the movable seat away from the inner bottom wall of the mounting cavity, a cover plate is arranged on the mounting seat for limiting the movable seat from separating from the mounting cavity, a machining hole is formed on the cover plate for the cutter to pass through, a connecting piece is arranged between the cover plate and the mounting seat, and a limiting piece is arranged on the movable seat for limiting the rotation of the movable seat relative to the cover plate.
[0007] Further, the connecting piece comprises a plurality of connecting bolts, a plurality of through holes for the connecting bolts to pass through one by one are formed on the cover plate along the circumferential direction of the cover plate, a plurality of first threaded holes with sizes matched with the connecting bolts are formed on the mounting seat, and the plurality of connecting bolts pass through the through holes one by one and are threadedly connected in the first threaded holes.
[0008] Further, a recess is formed on the side of the cover plate away from the mounting seat at the through hole for accommodating the nut on the connecting bolt.
[0009] Further, the limiting piece comprises a plurality of limiting columns, the plurality of limiting columns are fixedly arranged on the side of the movable seat away from the inner bottom wall of the mounting cavity along the circumferential direction of the movable seat, and a plurality of limiting holes are formed on the cover plate for plug-in cooperation with the limiting columns.
[0010] Further, a pressing plate for abutting against the movable seat is slidably arranged in the mounting cavity along the axial direction of the mounting seat, and a driving piece is arranged on the mounting seat for driving the pressing plate to move.
[0011] Further, the driving member comprises a cylinder coaxially arranged on the mounting seat, a cylinder piston rod movably penetrating into the mounting cavity and connected with the pressing plate, and a mounting hole for accommodating the cylinder is formed on the mounting seat.
[0012] The thin-wall part is installed into the mounting groove of the movable seat, then the movable seat is embedded into the mounting cavity of the mounting seat, and the end of the mounting seat away from the cover plate is installed on the three-jaw chuck of the lathe, so that the thin-wall part can be machined. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is an overall structure schematic view of the thin-wall part machining tool suitable for the lathe according to the embodiment of the application.
[0014] Figure 2 It is an exploded view of the thin-wall part machining tool suitable for the lathe according to the embodiment of the application.
[0015] Figure 3 It is an internal structure schematic view of the mounting seat of the thin-wall part machining tool suitable for the lathe according to the embodiment of the application.
[0016] 1, mounting seat; 11, mounting cavity; 12, first threaded hole; 13, mounting hole; 2, movable seat; 21, mounting groove; 3, cover plate; 31, machining hole; 32, groove; 33, limiting hole; 4, connecting bolt; 5, limiting column; 6, pressing plate; 7, cylinder. DETAILED DESCRIPTION
[0017] In order to better understand the above technical solutions, the above technical solutions will be described in detail below in combination with the drawings of the specification and specific embodiments.
[0018] The embodiment of the application discloses a thin-wall part machining tool suitable for a lathe, referring to Figure 1 , Figure 2 and Figure 3 , comprising a mounting seat 1 for being installed on a three-jaw chuck, a mounting cavity 11 is formed on the mounting seat 1, and a movable seat 2 for installing a thin-wall part is movably embedded in the mounting cavity 11. The movable seat 2 is provided with a mounting groove 21 for the thin-wall part on the side away from the bottom wall of the mounting cavity 11, the mounting seat 1 is provided with a cover plate 3 for limiting the movable seat 2 from separating from the mounting cavity 11, and the cover plate 3 is provided with a machining hole 31 for a tool to penetrate through. A connecting member is arranged between the cover plate 3 and the mounting seat 1, and a limiting member for limiting the movable seat 2 from rotating relative to the cover plate 3 is installed on the movable seat 2.
[0019] In the embodiment of the present application, after the thin-walled part is installed into the mounting groove 21 of the movable seat 2, the worker can embed the movable seat 2 into the mounting cavity 11 of the mounting seat 1, then cover the cover plate 3, and then install the mounting seat 1 away from the cover plate 3 on the three-jaw chuck of the lathe, so as to process the thin-walled part. The inner diameter of the processing hole 31 is greater than the opening size of the mounting groove 21, and in the processing process, the cutter can pass through the processing hole 31 on the cover plate 3 to drill and mill the inner side of the thin-walled part. Since the size of the mounting groove 21 is matched with the thin-walled part, the thin-walled part can be prevented from being deformed too much during processing, thereby improving the processing qualified rate of the thin-walled part.
[0020] Specifically, the connecting piece includes a plurality of connecting bolts 4, a plurality of through holes for the connecting bolts 4 to pass through one by one are formed on the cover plate 3 along the circumferential direction of the cover plate 3, and a plurality of first threaded holes 12 matched with the connecting bolts 4 are formed on the mounting seat 1. After the plurality of connecting bolts 4 pass through the through holes one by one, the connecting bolts 4 are threadedly connected in the first threaded holes 12.
[0021] Further, a plurality of grooves 32 for accommodating the nuts on the connecting bolts 4 are formed on the cover plate 3 away from the mounting seat 1 at the through holes.
[0022] Specifically, the limiting piece includes a plurality of limiting columns 5, the plurality of limiting columns 5 are fixedly arranged on the cover plate 3 away from the inner bottom wall of the mounting cavity 11 along the circumferential direction of the cover plate 3, and a plurality of limiting holes 33 for plug-in cooperation with the limiting columns 5 are formed on the cover plate 3.
[0023] In the embodiment of the present application, when the cover plate 3 is installed on the mounting seat 1, the plurality of limiting columns 5 on the movable seat 2 and the plurality of limiting holes 33 on the cover plate 3 are in plug-in cooperation, which can limit the rotation of the movable seat 2 relative to the cover plate 3, thereby further improving the installation stability of the movable seat 2.
[0024] Further, a pressing plate 6 for abutting against the movable seat 2 is arranged in the mounting cavity 11 to slide along the axis of the mounting seat 1, and a driving piece for driving the pressing plate 6 to move is arranged on the mounting seat 1. In this way, the movable seat 2 can be conveniently installed into the mounting cavity 11, and the installation stability of the movable seat 2 in the mounting cavity 11 can be ensured.
[0025] Further, the driving piece includes a pneumatic cylinder 7, the pneumatic cylinder 7 is coaxially arranged on the mounting seat 1, the piston rod of the pneumatic cylinder 7 is movably arranged in the mounting cavity 11 and connected with the pressing plate 6, and a mounting hole 13 for accommodating the pneumatic cylinder 7 is formed on the mounting seat 1.
[0026] The implementation principle of the thin-walled part machining tool suitable for a lathe according to an embodiment of the application is as follows: after the thin-walled part is installed into the installation groove 21 of the movable seat 2, the worker can embed the movable seat 2 into the installation cavity 11 of the installation seat 1, then cover the cover plate 3, and then install the end of the installation seat 1 away from the cover plate 3 on the three-jaw chuck of the lathe, so that the thin-walled part can be machined. During the machining process, the cutter can pass through the machining hole 31 on the cover plate 3 to drill and mill the inner side of the thin-walled part. Since the size of the installation groove 21 is matched with the thin-walled part, the thin-walled part can be prevented from being deformed too much during the machining process, and the effect of improving the machining qualified rate of the thin-walled part is achieved.
[0027] Those skilled in the art will appreciate that although there have been described preferred embodiments of the application, various modifications and changes can be suggested to those skilled in the art and it is intended that the application encompass such modifications and changes as fall within the scope of the appended claims. Obviously, numerous modifications and variations of the present application are possible in light of the above teachings. It is therefore to be understood that within the scope of the appended claims, the application can be practiced otherwise than as specifically described herein.
Claims
1. A lathe-applicable thin-walled workpiece machining tooling, characterized in that: The utility model provides a thin-walled workpiece installation device, including the mounting seat (1) for installing on three jaw chuck, mounting cavity (11) is seted up on the mounting seat (1), the movable seat (2) for installing thin-walled workpiece is movably embedded in the mounting cavity (11), the mounting groove (21) for the size of thin-walled workpiece is seted up on the side of movable seat (2) away from the inner bottom wall of mounting cavity (11), the cover plate (3) for limiting movable seat (2) to separate from mounting cavity (11) is equipped on the mounting seat (1), the machining hole (31) for the cutter to pass through is seted up on the cover plate (3), connecting piece is equipped between the cover plate (3) and mounting seat (1), the limiting piece for limiting movable seat (2) to rotate relative to cover plate (3) is equipped on movable seat (2).
2. The thin-walled workpiece machining tooling for a lathe of claim 1, wherein: The connecting piece includes a plurality of connecting bolts (4), the cover plate (3) is seted up with a plurality of through holes for the connecting bolt (4) one-to-one to pass through along the circumferential direction of itself, a plurality of first threaded holes (12) for the size of connecting bolt (4) is seted up on the mounting seat (1), a plurality of connecting bolts (4) are screwed in the first threaded hole (12) after passing through the through hole one by one.
3. The thin-walled workpiece machining tooling for a lathe of claim 2, wherein: The cover plate (3) is seted up with the recess (32) for accommodating the nut on the connecting bolt (4) on the side away from the mounting seat (1) at the through hole.
4. The thin-walled workpiece machining tooling for a lathe of claim 1, wherein: The limiting piece includes a plurality of limiting columns (5), a plurality of limiting columns (5) are fixedly arranged on the side of movable seat (2) away from the inner bottom wall of mounting cavity (11) along the circumferential direction of movable seat (2), a plurality of limiting holes (33) for the plug-in cooperation with limiting column (5) is seted up on the cover plate (3).
5. A thin-walled workpiece machining tooling for a lathe as claimed in claim 1, wherein: The mounting cavity (11) is slidably provided with the pressing plate (6) for abutting movable seat (2) along the axial direction of mounting seat (1), the driving piece for driving the movement of pressing plate (6) is equipped on the mounting seat (1).
6. A thin-walled workpiece machining tooling for a lathe as claimed in claim 5, wherein: The driving piece includes the air cylinder (7), the air cylinder (7) is coaxially arranged on the mounting seat (1), the piston rod of air cylinder (7) is movably inserted into the mounting cavity (11) and is connected with the pressing plate (6), the mounting hole (13) for accommodating the air cylinder (7) is seted up on the mounting seat (1).