Multi-modeling metal part fixing device for lathe
By designing multiple arc-shaped clamps and moving mechanisms on the lathe, the suspended fixation of parts with different shapes is achieved, and the processing of both ends of parts is facilitated through the rotating mechanism, the problem of inability to adapt to parts with different shapes and operation in the prior art is solved. , improves processing efficiency.
Patent Information
- Application Number
- CN202421073865.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-17
AI Technical Summary
The existing lathe fixing device cannot adapt to metal parts of different shapes, and the parts need to be flipped and fixed during processing, resulting in trouble in operation.
A fixing device including a plurality of arc-shaped clamps and a moving mechanism is designed. The clamp is moved through a threaded rod to make it come into contact with the outer wall of the part, thereby achieving suspended fixation, and facilitating the processing of both ends of the part through a rotating mechanism.
It improves the adaptability and processing convenience of the fixture to different shapes of parts, reduces the need for parts to flip, and improves processing efficiency.
Smart Images
Figure CN222243608U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lathes, in particular to a device for fixing metal parts of various shapes used in lathes. Background Art
[0002] A lathe is a machine tool that primarily uses a turning tool to perform turning processing on a rotating workpiece. Drills, reamers, reamers, taps, dies, and knurling tools can also be used on a lathe for corresponding processing.
[0003] The production and processing of metal parts are generally inseparable from lathes, and lathes generally require fixing equipment to fix the parts when processing parts. The fixing devices in existing lathes can generally only fix metal parts of specific shapes and cannot fix parts of different shapes, thereby reducing the adaptability of the device. In addition, when the existing fixing devices fix the parts, one end of the part generally contacts the upper end of the workbench. When processing both ends of the part, people need to remove the part and then flip it over and fix it, which brings certain troubles to people's processing of both ends of the part. Utility Model Content
[0004] The purpose of the present utility model is to solve the shortcomings of the prior art. By moving multiple threaded rods to push multiple clamping blocks to move, the multiple clamping blocks are respectively in contact with multiple outer walls of the part, thereby achieving suspended fixation of the part. Due to the arrangement of the multiple clamping blocks, there are always several clamping blocks that can contact the outer wall of the part, so that the device can fix parts of different shapes and improve the adaptability of the device. A device for fixing metal parts of various shapes for a lathe is proposed.
[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:
[0006] A device for fixing various shaped metal parts for a lathe, comprising a lathe body, a workbench provided at the inner bottom of the lathe body, a mounting seat provided at the upper end of the workbench, two symmetrically arranged fixing ears provided on both sides of the mounting seat, two symmetrically arranged fixing plates provided at the upper end of the mounting seat, a circular frame provided between the two fixing plates, a plurality of circumferentially arranged clamping blocks provided in the circular frame, the plurality of clamping blocks being all arranged in an arc shape, a moving mechanism for moving the plurality of clamping blocks provided on the outer wall of the circular frame, and a rotating mechanism for rotating the circular frame provided on both fixing plates.
[0007] Preferably, the moving mechanism includes multiple circumferentially arranged internal threaded tubes that are rotatably connected to the outer wall of the circular frame, and threaded rods are threadedly connected to the multiple internal threaded tubes. The ends of the multiple threaded rods located in the circular frame are respectively connected to multiple clamping blocks.
[0008] Preferably, the rotating mechanism includes a rotating rod that is rotatably connected to the fixed plate, the opposite surfaces of the two rotating rods are connected to the outer wall of the circular frame, a turntable is provided at the end of the left rotating rod, and damping gaskets are provided at the rotating connections between the two rotating rods and the fixed plate.
[0009] Preferably, a rotating ring is provided outside the circular frame, and the rotating ring is rotatably connected to the outer wall of the circular frame through a bearing. A bevel gear ring is provided at the lower end of the rotating ring, and the outer walls of the multiple internally threaded tubes are provided with bevel gears meshing with the bevel gear ring.
[0010] Preferably, the ends of the plurality of threaded rods are each provided with a limit frame, and the plurality of limit frames pass through the circular frame and are respectively connected to the plurality of clamping blocks.
[0011] Preferably, the outer wall of the rotating ring is provided with multiple circumferentially arranged fixing rods, the outer walls of the multiple fixing rods are fixedly connected with ratchets, the outer wall of the circular frame is provided with a rotating shaft, the outer wall of the rotating shaft is rotatably connected with a pawl that cooperates with multiple ratchets, and a torsion spring is provided at the rotating connection between the pawl and the rotating shaft.
[0012] Beneficial effects of the utility model:
[0013] 1. By moving multiple threaded rods to push multiple clamping blocks to move, the multiple clamping blocks are respectively in contact with multiple outer walls of the part, thereby achieving suspended fixation of the part. Due to the setting of multiple clamping blocks, there are always several clamping blocks that can contact the outer wall of the part, so that the device can fix parts of different shapes and improve the adaptability of the device.
[0014] 2. By rotating the turntable, one of the rotating rods is driven to rotate, and the fixed connection between the two rotating rods and the round frame is used to rotate the round frame, thereby rotating the other end of the part upward, providing certain convenience for processing both ends of the part. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model;
[0016] Figure 2 This is an enlarged schematic diagram of the upper end structure of the mounting base of the utility model;
[0017] Figure 3 This is an enlarged side view of the upper structure of the mounting base of the utility model.
[0018] In the figure: 1 lathe body, 2 workbench, 3 mounting seat, 4 fixing ear, 5 fixing plate, 6 rotating rod, 7 round frame, 8 internal threaded tube, 9 threaded rod, 10 limit frame, 11 clamping block, 12 rotating ring, 13 fixing rod, 14 ratchet, 15 pawl, 16 bevel gear. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.
[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.
[0021] Reference Figure 1-3 A device for fixing various metal parts for a lathe comprises a lathe body 1, a workbench 2 being provided at the bottom of the lathe body 1, a mounting seat 3 being provided at the upper end of the workbench 2, two symmetrically arranged fixing ears 4 being provided on both sides of the mounting seat 3, two symmetrically arranged fixing plates 5 being provided at the upper end of the mounting seat 3, a circular frame 7 being provided between the two fixing plates 5, a plurality of circumferentially arranged clamping blocks 11 being provided in the circular frame 7, the plurality of clamping blocks 11 being all arranged in an arc shape, a moving mechanism being provided on the outer wall of the circular frame 7 for moving the plurality of clamping blocks 11, the moving mechanism comprising a rotating member connected to the circular frame through the plurality of clamping blocks 11 7 is provided with a plurality of circumferentially arranged internal threaded tubes 8, and threaded rods 9 are threadedly connected to the inner surfaces of the plurality of internal threaded tubes 8. One end of the plurality of threaded rods 9 located in the circular frame 7 is connected to a plurality of clamping blocks 11 respectively. By moving the plurality of threaded rods 9, the plurality of clamping blocks 11 are pushed to move, so that the plurality of clamping blocks 11 are respectively in contact with the plurality of outer walls of the part, thereby achieving suspended fixation of the part. Due to the arrangement of the plurality of clamping blocks 11, there are always a few of the plurality of clamping blocks 11 that can contact the outer wall of the part, so that the device can fix parts of different shapes, thereby improving the adaptability of the device.
[0022] The two fixed plates 5 are each provided with a rotating mechanism for rotating the circular frame 7. The rotating mechanism includes a rotating rod 6 that is rotatably connected to the fixed plate 5. The opposite surfaces of the two rotating rods 6 are connected to the outer wall of the circular frame 7. A turntable is provided at the end of the left rotating rod 6. The rotation connection between the two rotating rods 6 and the fixed plate 5 is provided with a damping gasket. By rotating the turntable, the turntable drives one of the rotating rods 6 to rotate. The fixed connection between the two rotating rods 6 and the circular frame 7 is utilized to rotate the circular frame 7, thereby rotating the other end of the part, thereby rotating the other end of the part upward, providing certain convenience for processing both ends of the part.
[0023] A rotating ring 12 is provided outside the circular frame 7, and the rotating ring 12 is rotatably connected to the outer wall of the circular frame 7 through a bearing. A bevel gear ring is provided at the lower end of the rotating ring 12, and the outer walls of the multiple internally threaded tubes 8 are all provided with bevel gears 16 meshing with the bevel gear ring.
[0024] A limiting frame 10 is provided at the end of each of the threaded rods 9 . Each of the limiting frames 10 passes through the circular frame 7 and is connected to each of the clamping blocks 11 .
[0025] The outer wall of the rotating ring 12 is provided with multiple circumferentially arranged fixed rods 13, and the outer walls of the multiple fixed rods 13 are fixedly connected to ratchets 14. The outer wall of the circular frame 7 is provided with a rotating shaft, and the outer wall of the rotating shaft is rotatably connected to a pawl 15 that cooperates with the multiple ratchets 14. A torsion spring is provided at the rotating connection between the pawl 15 and the rotating shaft.
[0026] When the present invention is used, when processing a part to be processed, the part is placed in the circular frame 7, and the rotating ring 12 is rotated under the action of the bearing between the rotating ring 12 and the circular frame 7, so that the bevel gear ring at the lower end of the rotating ring 12 rotates, and the meshing action of the bevel gear ring and the plurality of bevel gears 16, the threaded connection between the internal threaded tube 8 and the threaded rod 9, and the limiting action of the limit frame 10 on the threaded rod 9, so that the plurality of threaded rods 9 move and push the plurality of clamping blocks 11 to move, so that the plurality of clamping blocks 11 respectively contact the plurality of outer walls of the part, thereby achieving suspended fixation of the part, and due to the arrangement of the plurality of clamping blocks 11, there are always a few of the plurality of clamping blocks 11 that can contact the outer wall of the part, so that the device can fix parts of different shapes, thereby improving the adaptability of the device, and after fixation, the pawl 15 cooperates with the plurality of ratchet wheels 14, so that the pawl 15 limits the position of the rotating ring 12 after rotation, thereby improving the stability of the part after fixation;
[0027] When processing the other end of the part, it is only necessary to rotate the turntable to drive one of the rotating rods 6 to rotate, and use the fixed connection between the two rotating rods 6 and the circular frame 7 to rotate the circular frame 7, so as to rotate the other end of the part upward, providing certain convenience for processing both ends of the part (the limit of the rotating rod 6 is provided by the damping gasket).
[0028] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A device for fixing various metal parts for a lathe, comprising a lathe body (1), characterized in that: A workbench (2) is provided at the bottom of the lathe body (1), a mounting seat (3) is provided at the upper end of the workbench (2), two symmetrically arranged fixing ears (4) are provided on both sides of the mounting seat (3), two symmetrically arranged fixing plates (5) are provided at the upper end of the mounting seat (3), a circular frame (7) is provided between the two fixing plates (5), a plurality of circumferentially arranged clamping blocks (11) are provided in the circular frame (7), the plurality of clamping blocks (11) are all arranged in an arc shape, a moving mechanism for moving the plurality of clamping blocks (11) is provided on the outer wall of the circular frame (7), and a rotating mechanism for rotating the circular frame (7) is provided on the two fixing plates (5).
2. A device for fixing various metal parts for a lathe according to claim 1, characterized in that: The moving mechanism comprises a plurality of circumferentially arranged internal threaded tubes (8) which penetrate and are rotatably connected to the outer wall of the circular frame (7); threaded rods (9) are threadedly connected through the plurality of internal threaded tubes (8); and one end of the plurality of threaded rods (9) located in the circular frame (7) is respectively connected to a plurality of clamping blocks (11).
3. A device for fixing various metal parts for a lathe according to claim 2, characterized in that: The rotating mechanism comprises a rotating rod (6) which penetrates and is rotatably connected to the fixed plate (5); the opposite surfaces of the two rotating rods (6) are connected to the outer wall of the circular frame (7); a rotating disk is provided at the end of the left rotating rod (6); and damping gaskets are provided at the rotation connection points between the two rotating rods (6) and the fixed plate (5).
4. A device for fixing various metal parts for a lathe according to claim 3, characterized in that: A rotating ring (12) is provided outside the circular frame (7), and the rotating ring (12) is rotatably connected to the outer wall of the circular frame (7) via a bearing. A bevel gear ring is provided at the lower end of the rotating ring (12), and the outer walls of the plurality of internally threaded tubes (8) are each provided with a bevel gear (16) meshing with the bevel gear ring.
5. A device for fixing various metal parts for a lathe according to claim 4, characterized in that: A limiting frame (10) is provided at the end of each of the plurality of threaded rods (9), and each of the plurality of limiting frames (10) passes through the circular frame (7) and is respectively connected to a plurality of clamping blocks (11).
6. A device for fixing various metal parts for a lathe according to claim 5, characterized in that: The outer wall of the rotating ring (12) is provided with a plurality of circumferentially arranged fixing rods (13), and the outer walls of the plurality of fixing rods (13) are all fixedly connected with ratchets (14). The outer wall of the circular frame (7) is provided with a rotating shaft, and the outer wall of the rotating shaft is rotatably connected with a ratchet (15) matched with the plurality of ratchets (14), and a torsion spring is provided at the rotatable connection between the ratchet (15) and the rotating shaft.