Copying milling machine

Abstract

The utility model discloses a copying milling machine which comprises a lower machine body, a workpiece positioning table is rotationally arranged in the middle of the lower machine body through a rotating shaft, a workpiece clamp is arranged on the upper side of the workpiece positioning table, an upper machine cover is arranged on the upper side of the lower machine body in a sliding mode through a first lead screw, and a sliding base is arranged at the top of a machining chamber in the upper machine cover through a second lead screw. A second motor is arranged in the middle of the lower side of the sliding seat through a hydraulic cylinder, a milling cutter is arranged at the lower end of the second motor through a connecting seat, and a limiting baffle is longitudinally inserted into a feeding and discharging port of the upper machine cover. A sliding seat, a hydraulic cylinder and a second motor are arranged at the top of a machining chamber in the upper machine cover through a second lead screw, so that the upper machine cover is driven by the first lead screw to move and adjust, the milling cutter can move and adjust along the Y-axis, and meanwhile, the milling cutter can be driven by the second lead screw to move and adjust along the X-axis, so that the milling cutter at different positions can be machined, used and treated; the structure is simple and the operation is convenient.

Description

Technical Field

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

[0002] Milling machine is a widely used cutting machine tool. It can process planes (horizontal and vertical), grooves (keyways, T-slots, dovetail grooves, etc.), toothed parts (gears, spline shafts, sprockets), spiral surfaces (threads, spiral grooves) and various curved surfaces. Copy milling machine refers to a machine tool that controls the motion trajectory of the tool or workpiece according to a template or a template for milling. If equipped with a loading and unloading device, the copy milling machine can realize stand-alone automation or be included in an automatic production line. The copy motion can be divided into plane copying and three-dimensional copying. The processing accuracy of the copy milling machine varies depending on the milling amount.

[0003] A plane profiling milling machine with application number 202122640219.6 in the prior art belongs to the technical field of milling machines; it includes a milling machine frame, a platform seat and a chassis, and the chassis and the platform seat are respectively arranged at the upper and lower ends of the milling machine frame; a main machine is embedded in the middle of the milling machine frame, and a profiling head and a milling head are symmetrically arranged at the left and right ends of the lower surface of the milling machine frame. This type of profiling milling machine can complete plane profiling and milling through the linkage platform plate in conjunction with the milling head and the profiling head. Compared with the traditional profiling milling machine, the milling accuracy and stability of the profiling milling machine are improved. However, it is difficult to meet the use and processing of milling cutters in different positions, and the structure is complicated, the operation is inconvenient, and the safety of turning and milling processing is poor. Utility Model Content

[0004] The utility model aims to provide a copy milling machine to solve the problems in the prior art that it is difficult to meet the needs of milling cutter processing at different positions, the structure is complex, the operation is inconvenient, and the safety of turning and milling processing is poor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a copy milling machine, including a lower body, a workpiece positioning platform is provided in the middle part of the lower body through a rotating shaft, a workpiece clamp is provided on the upper side of the workpiece positioning platform, one end of the rotating shaft is connected to a first motor through a gear set, an upper machine cover is provided on the upper side of the lower body through a first lead screw sliding, a slide is provided on the top of the processing chamber in the upper machine cover through a second lead screw, a second motor is provided in the middle part of the lower side of the slide through a hydraulic cylinder, a milling cutter is provided at the lower end of the second motor through a connecting seat, and a limit baffle is longitudinally inserted into the inlet and outlet of the upper machine cover.

[0006] Furthermore, the limit baffle is a transparent baffle, and the upper side of the limit baffle slides through the limit sliding hole on the upper wall of the upper hood, a protrusion is provided on the outer side of the limit baffle, and the inner wall of the upper hood is also provided with a limit sliding groove slidably arranged with the limit baffle.

[0007] Furthermore, the first lead screw comprises a lead screw rotatably arranged in a groove on the upper side of the lower body, and one end of the lead screw is transmission-connected to a servo motor, and two groups of the first lead screws are arranged in parallel.

[0008] Furthermore, the first motor is fixedly installed inside the lower side of the lower body, the gear set adopts a reduction bevel gear, and a PLC control cabinet is arranged outside the lower side of the lower body.

[0009] Furthermore, the inner wall of the upper hood is also provided with a dust suction port, and one end of the dust suction port is connected to a dust removal box and a dust suction fan through a dust suction pipe.

[0010] Furthermore, the workpiece clamp includes a fixed clamping plate arranged on the upper side of one end of the workpiece positioning platform, and a movable clamping plate is arranged on the upper side of the other end of the workpiece positioning platform through a cylinder.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model has an upper machine cover on the lower machine body through the sliding of the first screw, and a sliding seat, a hydraulic cylinder and a second motor are provided on the top of the processing chamber in the upper machine cover through the second screw, so that the upper machine cover can be driven to move and adjust by the first screw, so that the milling cutter can be moved and adjusted along the Y axis, and the milling cutter can be driven to move and adjust along the X axis by the second screw, so as to meet the use and processing of the milling cutter in different positions, and the structure is simple and the operation is convenient.

[0013] 2. The utility model also has a limit baffle plate inserted longitudinally through the inlet and outlet of the upper machine cover. The limit baffle plate is a transparent baffle plate, and the upper side of the limit baffle plate slides through the limit sliding hole set on the upper wall of the upper machine cover. The inner wall of the upper machine cover is also provided with a limit sliding groove slidably arranged with the limit baffle plate, so that the workpiece can be sealed in the upper machine cover for processing through the limit baffle plate, which prevents waste chips from splashing and has excellent sound-absorbing performance, which is convenient for improving the safety of turning and milling processing of the workpiece.

[0014] 3. The utility model is also provided with a dust suction port through the inner wall of the upper machine cover, and one end of the dust suction port is connected to a dust removal box and a dust suction fan through a dust suction pipe, so that one side of the workpiece positioning table can be dusted, which is convenient for processing and use in a dust-free environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a front view of the internal structure of the upper hood of the utility model;

[0018] Figure 3 This is a schematic diagram of the transmission connection between the workpiece positioning platform and the gear set of the utility model.

[0019] In the figure: 1. lower body; 2. upper machine cover; 3. processing chamber; 4. limit slide hole; 5. limit baffle; 6. protrusion; 7. slide seat; 8. second lead screw; 9. gear set; 10. dust suction port; 11. workpiece positioning table; 12. fixed splint; 13. movable splint; 14. rotating shaft; 15. groove; 16. first lead screw; 17. PLC control cabinet; 18. first motor; 19. hydraulic cylinder; 20. second motor; 21. milling cutter; 22. dust suction pipe; 23. dust removal box; 24. dust suction fan; 25. cylinder; 26. limit slide groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 , Figure 2 , Figure 3 In an embodiment of the utility model, a copy milling machine includes a lower body 1, a workpiece positioning platform 11 is rotatably provided in the middle part of the lower body 1 through a rotating shaft 14, a workpiece clamp is provided on the upper side of the workpiece positioning platform 11, and the workpiece clamp includes a fixed clamping plate 12 arranged on the upper side of one end of the workpiece positioning platform 11, and a movable clamping plate 13 is provided on the upper side of the other end of the workpiece positioning platform 11 through a cylinder 25, so that the movable clamping plate 13 is driven by the cylinder 25 to move to the side close to the fixed clamping plate 12, so that the workpiece placed on the upper part of the workpiece positioning platform 11 can be clamped and fixed to prevent the workpiece from moving during processing, which is beneficial to improving the efficiency of turning and milling processing.

[0022] like Figure 1 and Figure 3 As shown, in order to adjust the horizontal processing position of the workpiece, one end of the rotating shaft 14 is connected to the first motor 18 through the gear set 9. The first motor 18 is fixedly installed inside the lower side of the lower body 1. The gear set 9 adopts a reduction bevel gear, so that the workpiece positioning table 11 on the upper part of the rotating shaft 14 is driven by the first motor 18 and the gear set 9 to rotate horizontally, thereby adjusting the horizontal processing position of the workpiece. A PLC control cabinet 17 is provided on the outside of the lower side of the lower body 1 to facilitate overall control.

[0023] like Figure 1 and Figure 2As shown, in order to meet the processing and use of the milling cutter 21 at different positions, an upper machine cover 2 is slidably provided on the upper side of the lower body 1 through a first lead screw 16. The first lead screw 16 includes a lead screw rotatably arranged in a groove 15 on the upper side of the lower body 1, and one end of the lead screw is connected to a servo motor. The first lead screw (16) is provided with two groups in parallel, so that the upper machine cover 2 is driven to move and adjust by the first lead screw 16, so that the milling cutter 21 can be moved and adjusted along the Y axis. A slide 7 is provided at the top of the processing chamber 3 in the upper machine cover 2 through a second lead screw 8, and a second motor 20 is provided at the middle part of the lower side of the slide 7 through a hydraulic cylinder 19. A milling cutter 21 is provided at the lower end of the second motor 20 through a connecting seat. The milling cutter 21 can be driven to move and adjust along the X axis through the second lead screw 8, so as to meet the processing and use of the milling cutter 21 at different positions, and the structure is simple and the operation is convenient.

[0024] like Figure 1 and Figure 2 As shown, in order to prevent waste chips from splashing, a limit baffle 5 is longitudinally inserted into the inlet and outlet of the upper machine cover 2. The limit baffle 5 is a transparent baffle, so that the workpiece can be sealed in the upper machine cover 2 for processing through the limit baffle 5, which prevents waste chips from splashing and has excellent sound-absorbing performance, which is convenient for improving the safety of workpiece turning and milling processing. The upper side of the limit baffle 5 slides through the limit slide hole 4 on the upper wall of the upper machine cover 2, and a protrusion 6 is provided on the outer side of the limit baffle 5. The inner wall of the upper machine cover 2 is also provided with a limit slide groove 26 that is slidably arranged with the limit baffle 5, which is convenient for improving the stability of the limit baffle 5 slidingly inserted in the limit slide groove 26.

[0025] like Figure 2 As shown, in order to vacuum one side of the workpiece positioning platform 11, a dust suction port 10 is also provided on the inner wall of the upper machine cover 2, and a ventilation port and a filter are provided on one side of the upper end of the upper machine cover 2. One end of the dust suction port 10 is connected to a dust removal box 23 and a dust suction fan 24 through a dust suction pipe 22, so that one side of the workpiece positioning platform 11 can be vacuumed, which is convenient for processing and use in a dust-free environment.

[0026] The working principle and use process of the utility model are as follows: when in use, since the upper part of the lower body 1 is slidably provided with an upper machine cover 2 through the first screw 16, the top of the processing chamber 3 in the upper machine cover 2 is provided with a slide seat 7, a hydraulic cylinder 19 and a second motor 20 through the second screw 8, and a milling cutter 21 is provided, so that the upper machine cover 2 is driven to move and adjust by the first screw 16, so that the milling cutter 21 can be moved and adjusted along the Y axis, and at the same time, the milling cutter 21 can be driven to move and adjust along the X axis by the second screw 8, so as to meet the processing and use of the milling cutter 21 at different positions, and the structure is simple and the operation is convenient; and a limit baffle 5 is longitudinally inserted through the inlet and outlet of the upper machine cover 2, so that the workpiece can be sealed in the upper machine cover 2 for processing through the limit baffle 5, to prevent waste chips from splashing and have excellent sound-absorbing performance, which is convenient for improving the safety of workpiece turning and milling processing.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A copy milling machine, comprising a lower body (1), characterized in that: A workpiece positioning platform (11) is rotatably provided in the middle of the lower machine body (1) via a rotating shaft (14); a workpiece clamp is provided on the upper side of the workpiece positioning platform (11); one end of the rotating shaft (14) is connected to a first motor (18) via a gear set (9); an upper machine cover (2) is slidably provided on the upper side of the lower machine body (1) via a first lead screw (16); a slide seat (7) is provided at the top of the upper machine cover (2) via a second lead screw (8); a second motor (20) is provided in the middle of the lower side of the slide seat (7) via a hydraulic cylinder (19); a milling cutter (21) is provided at the lower end of the second motor (20) via a connecting seat; a limit baffle (5) is longitudinally inserted at the inlet and outlet of the upper machine cover (2).

2. A copy milling machine according to claim 1, characterized in that: The limit baffle (5) is a transparent baffle, and the upper side of the limit baffle (5) slides through the limit sliding hole (4) on the upper wall of the upper hood (2).

3. A copy milling machine according to claim 1, characterized in that: The first lead screw (16) comprises a lead screw rotatably arranged in a groove (15) on the upper side of the lower body (1), one end of the lead screw is transmission-connected to a servo motor, and two groups of the first lead screws (16) are arranged in parallel.

4. A copy milling machine according to claim 1, characterized in that: The first motor (18) is fixedly mounted inside the lower side of the lower machine body (1), and the gear set (9) adopts a reduction bevel gear.

5. A copy milling machine according to claim 2, characterized in that: The inner wall of the upper machine cover (2) is also provided with a dust suction port (10), and one end of the dust suction port (10) is connected to a dust removal box (23) and a dust suction fan (24) via a dust suction pipe (22).

6. A copy milling machine according to claim 1, characterized in that: The workpiece clamp comprises a fixed clamping plate (12) arranged on the upper side of one end of a workpiece positioning platform (11), and a movable clamping plate (13) is arranged on the upper side of the other end of the workpiece positioning platform (11) via a cylinder (25).

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