Milling machine table moving mechanism

Abstract

The utility model relates to the field of milling machines, and discloses a milling machine table moving mechanism which comprises a milling machine, and the front side of the milling machine is fixedly connected with a bottom plate. A fixing frame is fixedly connected to the top of the bottom plate, a first lead screw is rotationally connected between the front inner side wall and the rear inner side wall of the fixing frame and penetrates through the front wall and the rear wall of the fixing frame, first guide shafts are arranged on the left side and the right side of the first lead screw correspondingly, and the two ends of each first guide shaft are fixedly connected with the front inner wall and the rear inner wall of the fixing frame; the two first guide shafts penetrate through the bottom of the first moving seat, the first lead screw penetrates through the bottom of the first moving seat, the first moving seat is in threaded fit with the first lead screw, the first moving seat is in sliding fit with the first guide shafts, the front end of the first lead screw penetrates through the fixing frame and is fixedly connected with a first crank, and a mounting groove is formed in the center of the top of the first moving seat.

Description

Technical Field

[0001] The utility model relates to the field of milling machines, in particular to a milling machine worktable moving mechanism. Background Art

[0002] A milling machine mainly refers to a machine tool that uses a milling cutter to process various surfaces of a workpiece. Usually, the main motion is the rotation of the milling cutter, and the movement of the workpiece and the milling cutter is the feed motion. When processing a small number of small workpieces, a manual drilling and milling machine is usually used. The current manual milling machine can only move the feed structure of the workpiece horizontally and vertically, and cannot change the angle of the workpiece, resulting in multiple position changes to reach the specified position, and low feeding efficiency. Utility Model Content

[0003] In order to overcome the above-mentioned shortcomings, the utility model provides a milling machine worktable moving mechanism.

[0004] The technical solution adopted by this utility model:

[0005] The movable mechanism of a milling machine worktable comprises a milling machine, wherein the front side of the milling machine is fixedly connected with a bottom plate; the top of the bottom plate is fixedly connected with a fixed frame, a screw rod 1 is rotatably connected between the front and rear inner side walls of the fixed frame, the screw rod 1 penetrates the front and rear walls of the fixed frame, a guide shaft 1 is provided on the left and right sides of the screw rod 1, both ends of the guide shaft 1 are fixedly connected with the front and rear inner walls of the fixed frame, a movable seat 1 is sleeved between the outer walls of the two guide shafts 1, the two guide shafts 1 penetrate the bottom of the movable seat 1, the screw rod 1 penetrates the bottom of the movable seat 1, the movable seat 1 is threadedly matched with the screw rod 1, the movable seat 1 is slidably matched with the guide shaft 1, the front end of the screw rod 1 penetrates the fixed frame and is fixedly connected with a crank 1, an installation groove is provided in the top center of the movable seat 1, the inner bottom wall of the installation groove is fixedly connected with a plane bearing 1, the top of the plane bearing 1 is fixedly connected to the bottom of the support shaft, the support shaft is rotatably connected with the movable seat 1 through the plane bearing 1, and the right side of the movable seat 1 The wall thread is connected with a locking screw, and the left end of the locking screw penetrates the movable seat and extends to the inner side of the mounting groove, and the left end of the locking screw is tightly pressed against the outer wall of the support shaft, and the top of the support shaft is fixedly connected to the bottom of the movable frame, and the right end of the locking screw extends to the bottom of the end head of the movable frame and is fixedly connected with a turning handle. The inner side of the movable frame is provided with a screw rod 2 and two guide shafts 2, and the screw rod 2 is parallel to the two guide shafts 2, and the screw rod 2 penetrates the two side walls of the movable frame, and the two ends of the screw rod 2 are rotatably connected to the inner side walls of the two ends of the movable frame, and the two ends of the guide shaft 2 are fixedly connected to the inner walls of the two ends of the movable frame, and the guide shaft 2 and the screw rod 2 penetrate the movable seat 2, and the two guide shafts 2 are slidably matched with the movable seat 2, and the screw rod 2 is threadedly matched with the movable seat 2, and one end of the screw rod 2 penetrates the movable frame and is fixedly connected with a crank handle 2, and the top of the movable seat 2 is fixedly connected with a working platform, and the bottom of the movable frame is rotatably connected to the upper part of the movable seat 1.

[0006] The tops of the left and right side walls of the fixed frame are fixedly connected with guide groove plates, the bottoms of the left and right side walls of the movable seat one extend to the inner side of the guide groove plates and slide with the guide groove plates, a plane bearing 2 is arranged between the bottom of the movable frame and the upper part of the movable seat one, and the bottom of the movable frame and the upper part of the movable seat one are rotatably connected through the plane bearing 2.

[0007] Beneficial effects of the utility model:

[0008] The utility model can accurately adjust the position of the working platform by shaking the first and second crank handles, and the movable frame can be rotated through the plane bearing and the support shaft to adjust the angle of the working platform. The locking screw is used to limit the angle of the support shaft, so that the processing operation is more flexible and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a schematic diagram of the structure of the utility model;

[0010] Figure 2 This is a cross-sectional view of the installation groove of the utility model;

[0011] Figure 3 It is a partial structural sectional schematic diagram of the utility model.

[0012] The specific reference numerals in all the drawings are: 1. milling machine; 2. base plate; 3. fixed frame; 4. screw rod one; 5. guide shaft one; 6. movable seat one; 7. crank handle one; 8. guide groove plate; 9. mounting groove; 10. plane bearing one; 11. support shaft; 12. locking screw; 13. movable frame; 14. screw rod two; 15. guide shaft two; 16. movable seat two; 17. crank handle two; 18. working platform; 19. plane bearing two. DETAILED DESCRIPTION

[0013] like Figure 1-3As shown: a milling machine worktable moving mechanism, including a milling machine 1, the front side of the milling machine 1 is fixedly connected to a bottom plate 2; the top of the bottom plate 2 is fixedly connected to a fixed frame 3, the front and rear inner walls of the fixed frame 3 are rotatably connected to a screw rod 4, the screw rod 4 penetrates the front and rear walls of the fixed frame 3, the left and right sides of the screw rod 4 are provided with a guide shaft 5, the two ends of the guide shaft 5 are fixedly connected to the front and rear inner walls of the fixed frame 3, a moving seat 6 is sleeved between the outer walls of the two guide shafts 5, the two guide shafts 5 penetrate the bottom of the moving seat 6, the screw rod A 4 penetrates the bottom of a movable seat 6, the movable seat 6 is threadedly matched with a screw rod 4, the movable seat 6 is slidably matched with a guide shaft 5, the front end of the screw rod 4 penetrates the fixed frame 3 and is fixedly connected with a crank 7, a mounting groove 9 is provided at the top center of the movable seat 6, a plane bearing 10 is fixedly connected to the inner bottom wall of the mounting groove 9, the top of the plane bearing 10 is fixedly connected to the bottom of the support shaft 11, the support shaft 11 is rotatably connected to the movable seat 6 through the plane bearing 10, and a locking screw 1 is threadedly connected to the right side wall of the movable seat 6 2. The left end of the locking screw 12 passes through the movable seat 16 and extends to the inner side of the mounting groove 9. The left end of the locking screw 12 is tightly pressed against the outer wall of the support shaft 11. The top of the support shaft 11 is fixedly connected to the bottom of the movable frame 13. The right end of the locking screw 12 extends to the bottom of the end of the movable frame 13 and is fixedly connected to the handle. The inner side of the movable frame 13 has a screw rod 14 and two guide shafts 15. The screw rod 14 is parallel to the two guide shafts 15. The screw rod 14 passes through the two side walls of the movable frame 13. Both ends of the screw rod 14 It is rotatably connected to the inner side walls of the two ends of the movable frame 13, the two ends of the guide shaft 15 are fixedly connected to the inner walls of the two ends of the movable frame 13, the guide shaft 15 and the screw rod 14 pass through the movable seat 16, the two guide shafts 15 are slidingly matched with the movable seat 16, the screw rod 14 is threadedly matched with the movable seat 16, one end of the screw rod 14 passes through the movable frame 13 and is fixedly connected with the crank 17, the top of the movable seat 16 is fixedly connected with the working platform 18, and the bottom of the movable frame 13 is rotatably connected to the upper part of the movable seat 16.

[0014] The tops of the left and right side walls of the fixed frame 3 are fixedly connected with guide groove plates 8, the bottoms of the left and right side walls of the movable seat 6 extend to the inner side of the guide groove plates 8 and slide with the guide groove plates 8, a plane bearing 2 19 is arranged between the bottom of the movable frame 13 and the upper part of the movable seat 6, and the bottom of the movable frame 13 and the upper part of the movable seat 6 are rotatably connected through the plane bearing 2 19.

[0015] During the movement of the movable seat 6, the left and right side walls thereof maintain sliding cooperation with the guide groove plate 8 to ensure the stability and accuracy of the movement.

[0016] By shaking the crank 7, the screw rod 4 is driven to rotate, so that the movable seat 6 moves forward and backward in the fixed frame 3 along the thread matching direction of the guide shaft 5 and the screw rod 4, thereby adjusting the front and rear position of the movable seat 6, and driving the movable frame 13 and the working platform 18 to move forward and backward;

[0017] The initial position of the movable frame 13 extends in the left-right direction. By shaking the second crank 17, the second screw rod 14 is driven to rotate, so that the second movable seat 16 moves in the movable frame 13 along the thread matching direction of the second guide shaft 15 and the second screw rod 14, thereby adjusting the left-right position of the working platform 18;

[0018] When the angle of the movable frame 13 needs to be adjusted, the locking screw 12 only needs to be loosened, and the support shaft 11 can rotate freely under the action of the plane bearing 10, thereby driving the movable frame 13 to rotate to the required angle, and the locking screw 12 is tightened again to make its left end close to the outer wall of the support shaft 11, thereby fixing the position and angle of the movable frame 13. The utility model only protects the mechanical part, and the functions realized by the software control part related thereto are not within the protection scope of the utility model.

Claims

1. A milling machine worktable moving mechanism, comprising a milling machine (1), wherein a bottom plate (2) is fixedly connected to the front side of the milling machine (1), characterized in that: The top of the bottom plate (2) is fixedly connected with a fixed frame (3), and a screw rod (4) is rotatably connected between the front and rear inner walls of the fixed frame (3), and the screw rod (4) penetrates the front and rear walls of the fixed frame (3). The left and right sides of the screw rod (4) are provided with guide shafts (5), and the two ends of the guide shafts (5) are fixedly connected with the front and rear inner walls of the fixed frame (3). A movable seat (6) is sleeved between the outer walls of the two guide shafts (5), and the two guide shafts (5) penetrate the bottom of the movable seat (6). The screw rod (4) penetrates the bottom of the movable seat (6), and the movable seat (6) and the screw rod (4) are threadedly matched. The movable seat (6) and the guide shaft (5) are slidably matched, the front end of the screw rod (4) passes through the fixed frame (3) and is fixedly connected to the crank handle (7), a mounting groove (9) is provided at the top center of the movable seat (6), the inner bottom wall of the mounting groove (9) is fixedly connected to a plane bearing (10), the top of the plane bearing (10) is fixedly connected to the bottom of the support shaft (11), the support shaft (11) is rotatably connected to the movable seat (6) through the plane bearing (10), the right side wall of the movable seat (6) is threadedly connected to a locking screw (12), the left end of the locking screw (12) passes through the movable seat The movable frame (13) is provided with a screw rod (14) and two guide shafts (15). The screw rod (14) is parallel to the two guide shafts (15). The screw rod (14) passes through the two side walls of the movable frame (13). The two ends of the screw rod (14) are connected to the movable frame (13). The inner side walls at both ends are rotatably connected, the two ends of the guide shaft 2 (15) are fixedly connected to the inner walls at both ends of the movable frame (13), the guide shaft 2 (15) and the screw rod 2 (14) penetrate the movable seat 2 (16), the two guide shafts 2 (15) and the movable seat 2 (16) are slidably matched, the screw rod 2 (14) and the movable seat 2 (16) are threadedly matched, one end of the screw rod 2 (14) penetrates the movable frame (13) and is fixedly connected to the crank 2 (17), the top of the movable seat 2 (16) is fixedly connected to the working platform (18), and the bottom of the movable frame (13) is rotatably connected to the upper part of the movable seat 1 (6).

2. A milling machine table moving mechanism according to claim 1, characterized in that: The tops of the left and right side walls of the fixed frame (3) are fixedly connected with guide groove plates (8), the bottoms of the left and right side walls of the movable seat (6) are extended to the inner side of the guide groove plates (8) and are slidably matched with the guide groove plates (8), and a second plane bearing (19) is arranged between the bottom of the movable frame (13) and the upper part of the movable seat (6), and the bottom of the movable frame (13) and the upper part of the movable seat (6) are rotatably connected through the second plane bearing (19).

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