Turnover support with buffer structure for vertical milling machine

Abstract

A turnover support with a buffer structure for a vertical milling machine is characterized in that the turnover support comprises a vertical milling machine body, a machining table, a left supporting rod, a right supporting rod, a left connecting shaft, a reinforcing mechanism, a right connecting shaft, a clamping mechanism, a first motor and a limiting mechanism, the machining table is connected with the vertical milling machine body, and one end of the machining table is fixedly connected with the left supporting rod; a left supporting rod is fixedly connected to one end of the machining table, a right supporting rod is fixedly connected to the other end of the machining table, a left connecting shaft is connected to the left supporting rod through a bearing, one end of the left connecting shaft is connected with a reinforcing mechanism installed on the left supporting rod, the other end of the left connecting shaft is connected with a clamping mechanism, and the other end of the left connecting shaft is connected with a right connecting shaft. According to the vertical milling machine turnover frame, turnover of the turnover frame is achieved, the two faces of a to-be-machined part can be machined without releasing clamping, and the machining efficiency of the vertical milling machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary supporting equipment for milling machine processing, in particular to a flip bracket for a vertical milling machine with a buffer structure. Background Art

[0002] Milling machines mainly refer to machine tools that use milling cutters to process various surfaces of workpieces. Usually, the milling cutter mainly moves in rotation, and the movement of the workpiece and the milling cutter is the feed motion. In addition to milling planes, grooves, gear teeth, threads and spline shafts, milling machines can also process more complex surfaces such as gears. They have high work efficiency and are widely used in mechanical manufacturing and repair departments. Among them, vertical milling machines refer to milling machines with vertically arranged spindles and worktables that can be raised and lowered.

[0003] The Chinese utility model with patent number CN214079469U in the prior art discloses an auxiliary support device for vertical milling machine processing, including a vertical milling machine body, a control box bolted to the bottom of the front of the vertical milling machine body, first through grooves on both sides of the top of the control box, and a clamping seat movably connected to the inner cavity of the first through groove. The utility model can provide sliding space for the support rod through the cooperation of the first slide groove and the first slider, thereby preventing the support rod from bending with the clamping seat, and can provide support for the support rod through the cooperation of the support plate, and can drive the support rod to move through the cooperation of the connecting seat, the second positive and negative threaded rod and the rotary handle, so that the support plate can drive the support rod to move, and can provide auxiliary support for the clamping seat, preventing the clamping seat from shaking during the clamping process of larger parts, thereby enhancing the stability effect of the clamping seat, enhancing the support effect of the clamping seat on larger parts, and improving the accuracy of the vertical milling machine body in processing larger parts.

[0004] The above-mentioned prior art still has at least one defect during use, that is, after the prior art completes processing on one side of the workpiece, the workpiece is then disassembled, flipped over and clamped on the fixture again for further processing. This repeated disassembly and clamping process will greatly affect the processing efficiency of the vertical milling machine. Utility Model Content

[0005] According to the above technical problems, the utility model provides a flip bracket for a vertical milling machine with a buffer structure, which is characterized by comprising a vertical milling machine body, a processing table, a left support rod, a right support rod, a left connecting shaft, a reinforcement mechanism, a right connecting shaft, a clamping mechanism, a first motor, and a limiting mechanism, one side of the processing table is connected to the vertical milling machine body, one end of the processing table is fixedly connected to the left support rod, and the other end of the processing table is fixedly connected to the right support rod, the left support rod is connected to the left connecting shaft through a bearing, one end of the left connecting shaft passes through the left support rod and extends out to be connected with the reinforcement mechanism installed on the left support rod, the other end of the left connecting shaft is connected to the clamping mechanism, the other end of the clamping mechanism is connected to the right connecting shaft, and the other end of the right connecting shaft is connected to the output end of the first motor installed on the right support rod, and multiple limiting mechanisms are installed on the left support rod and the right support rod.

[0006] The clamping mechanism is composed of a flip frame, a second motor, a bidirectional screw, a guide column and a clamping rod, one end of the flip frame is fixedly connected to the left connecting shaft, the other end of the flip frame is connected to the right connecting shaft, a bidirectional screw is installed in a groove arranged on one side of the flip frame through a bearing, one end of the bidirectional screw is connected to the output end of the second motor installed on the flip frame, threaded parts are arranged on both sides of the bidirectional screw, and the clamping rod is respectively threadedly connected, the other end of the clamping rod is sleeved on the guide column, and the two ends of the guide column are respectively fixedly connected to the guide groove wall arranged on the flip frame.

[0007] The reinforcement mechanism includes a mounting frame, a telescopic cylinder, a movable plate, and an insertion rod. The two mounting frames are fixedly connected to the left support rod by screws. The telescopic cylinder is fixedly installed on the mounting frame. The telescopic end of the telescopic cylinder is connected to the movable plate. The convex block on one side of the movable plate is slidably connected to the limiting groove provided on the left support rod. The insertion rod is fixedly connected to the front side of the movable plate.

[0008] The left connecting shaft has slots on both sides of its end, and the slots are adapted to fit the plug rod.

[0009] The limiting mechanism is composed of a limiting cylinder and a limiting plate. A plurality of the limiting cylinders are respectively installed on the left support rod and the right support rod. The telescopic ends of the limiting cylinders are fixedly connected to the limiting plate.

[0010] Specifically, the four limiting plates are respectively located at four corner positions of the turning frame, and when the limiting mechanism operates, the limiting plates are in contact with the bottom surface of the turning frame.

[0011] Specifically, anti-collision pads are arranged on the inner walls of both sides of the turning frame to prevent the clamping rod from colliding with the turning frame.

[0012] Specifically, the threads arranged on both sides of the bidirectional screw rod are in opposite directions.

[0013] Specifically, the two telescopic cylinders are respectively located on both sides of the left connecting shaft.

[0014] Specifically, a reinforcement plate is installed at the angle between the left support rod and the processing table, and at the angle between the right support rod and the processing table.

[0015] Specifically, the device is electrically connected to an external controller, and the external controller controls the operation and startup of the electronic device.

[0016] Beneficial effects of the utility model:

[0017] The utility model controls the two-way screw rod to move the clamping rods on both sides in the clamping mechanism by the second motor, thereby clamping the parts to be processed placed in the turning frame, and then processing them through the vertical milling machine body. After processing one surface, the turning frame is turned over by the first motor, so that the other surface of the parts to be processed can be processed without releasing the clamp, thereby improving the processing efficiency of the vertical milling machine.

[0018] The utility model is provided with a reinforcement mechanism on both sides of the left connecting shaft on the left supporting rod. After the first motor controls the turning frame to turn over, the telescopic cylinder in the reinforcement mechanism is immediately started to control the insertion rods on both sides to move into the slots provided on the left connecting shaft, so as to limit the left connecting shaft and reinforce the stability of the turning frame.

[0019] The limit mechanisms designed in the utility model are respectively located at the four corners of the turning frame, and the limit cylinder controls the limit plate to move to contact the bottom surface of the turning frame to prevent the turning frame from deviating during processing;

[0020] The utility model provides installation reinforcement plates at the angles between the left support rod and the processing table and at the angles between the right support rod and the processing table to reinforce the left support rod and the right support rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view schematic diagram of the overall structure of a flip bracket for a vertical milling machine with a buffer structure according to the utility model;

[0022] Figure 2 It is a partial structural schematic diagram of a turning bracket for a vertical milling machine with a buffer structure according to the utility model;

[0023] Figure 3 It is a schematic diagram of the partial structure of a bidirectional screw rod of a flip bracket for a vertical milling machine with a buffer structure according to the utility model;

[0024] As shown in the figure: 100. Vertical milling machine body, 1. Processing table, 21. Left support rod, 211. Limiting groove, 22. Right support rod, 3. Turning frame, 30. Anti-collision pad, 31. Left connecting shaft, 32. Right connecting shaft, 4. First motor, 51. Second motor, 52. Bidirectional screw rod, 53. Clamping rod, 54. Guide column, 60. Mounting frame, 61. Telescopic cylinder, 62. Moving plate, 63. Insert rod, 71. Limiting cylinder, 72. Limiting plate, 8. Reinforcement plate. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In addition, the technical features involved in the different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0028] Example 1

[0029] As shown in the figure, one side of the processing table 1 is connected to the vertical milling machine body 100, one end of the processing table 1 is fixedly connected to the left support rod 21, and the other end of the processing table 1 is fixedly connected to the right support rod 22. A reinforcement plate 8 is installed at the angle between the left support rod 21 and the processing table 1 and at the angle between the right support rod 22 and the processing table 1. The left support rod 21 is connected to the left connecting shaft 31 through a bearing, and the other end of the left connecting shaft 31 is fixedly connected to the turning frame 3, and the other end of the turning frame 3 is connected to the right connecting shaft 32. The other end of the right connecting shaft 32 is connected to the output end of the first motor 4 installed on the right support rod 22 Then, a bidirectional screw rod 52 is installed in a groove arranged on one side of the turning frame 3 through a bearing, one end of the bidirectional screw rod 52 is connected to the output end of the second motor 51 installed on the turning frame 3, and threaded parts are arranged on both sides of the bidirectional screw rod 52, which are respectively threadedly connected to the clamping rod 53, wherein the threads arranged on both sides of the bidirectional screw rod 52 are in opposite directions, and the other end of the clamping rod 53 is sleeved on the guide column 54, and the two ends of the guide column 54 are respectively fixedly connected to the guide groove wall arranged on the turning frame 3, and anti-collision pads 30 are arranged on the inner walls of both sides of the turning frame 3 to prevent the clamping rod 53 from colliding with the turning frame 30.

[0030] The left support rod 21 is located at both sides of the left connecting shaft 31 and fixed to the mounting frame 60 by screws. The telescopic cylinder 61 is fixedly installed on the mounting frame 60. The telescopic end of the telescopic cylinder 61 is connected to the moving plate 62. The protrusion provided on one side of the moving plate 62 is slidably connected in the limiting groove 211 provided on the left support rod 21. The front side of the moving plate 62 is fixedly connected with the plug rod 63. The plug rod 63 is respectively provided with slots on both sides of the end of the left connecting shaft 31 to adapt to each other.

[0031] Limit cylinders 71 are installed at both ends of the left support rod 31, and limit cylinders 71 are also installed at both ends of the right support rod 32. The telescopic ends of the limit cylinders 71 are fixedly connected to the limit plates 72. The four limit plates 72 are respectively located at the four corner positions of the turning frame 3. When the limit mechanism is in operation, the limit plates 72 are in contact with the bottom surface of the turning frame 3.

[0032] Example 2

[0033] The utility model is electrically connected to an external controller, and the external controller controls the operation and start-up of the vertical milling machine body 100, the first motor 4, the second motor 51, the telescopic cylinder 61 and the limit cylinder 71 in the present application. When the milling machine is processing, the parts to be processed are first placed in the turning frame 3, and the second motor 51 in the clamping mechanism is started to control the rotation of the bidirectional screw rod 52 to control the opposite movement of the clamping rods 53 on both sides, so as to complete the clamping of the parts to be processed placed in the turning frame 3, and then the parts are processed by the vertical milling machine body.

[0034] After processing one surface, there is no need to release the clamping of the workpiece to be processed. The operator controls the telescopic cylinders 61 in the two sets of processing mechanisms installed on the left support rod 21 to start at the same time through the external controller, controls the insertion rod 63 inserted in the slot of the left connecting shaft 31 to move out, releases the limit of the left connecting shaft 31, and controls the limit cylinders 71 in the four sets of limit mechanisms to start at the same time, controls the limit plate 72 to move backward, does not affect the rotation operation of the turning frame 3, and then starts the first motor 4, and the first motor 4 controls the turning frame 3 to turn over.

[0035] After flipping 180°, the telescopic cylinder 61 in the processing mechanism resets and controls the insertion rods on both sides to move into the slots set on the left connecting shaft 31, limits the left connecting shaft 31, and reinforces the stability of the flip frame 3. In addition, the limit cylinder 71 in the four sets of limit mechanisms controls the limit plate 72 to reset, and the limit plate 72 moves to contact the bottom surface of the flip frame 3 to prevent the flip frame 3 from shifting during processing. The present application enables the other side of the part to be processed to be processed without releasing the clamp, thereby improving the processing efficiency of the vertical milling machine.

[0036] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The various components mentioned in the utility model are common technologies in the existing field. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flip bracket for a vertical milling machine with a buffer structure, characterized in that The invention comprises a vertical milling machine body, a processing table, a left support rod, a right support rod, a left connecting shaft, a reinforcement mechanism, a right connecting shaft, a clamping mechanism, a first motor and a limiting mechanism, wherein one side of the processing table is connected to the vertical milling machine body, one end of the processing table is fixedly connected to the left support rod, and the other end of the processing table is fixedly connected to the right support rod, the left support rod is connected to the left connecting shaft via a bearing, one end of the left connecting shaft passes through the left support rod and extends out to be connected to the reinforcement mechanism installed on the left support rod, the other end of the left connecting shaft is connected to the clamping mechanism, the other end of the clamping mechanism is connected to the right connecting shaft, the other end of the right connecting shaft is connected to the output end of the first motor installed on the right support rod, and a plurality of limiting mechanisms are installed on both the left support rod and the right support rod.

2. The flip bracket for a vertical milling machine with a buffer structure according to claim 1, characterized in that The clamping mechanism consists of a flip frame, a second motor, a bidirectional screw, a guide column and a clamping rod. One end of the flip frame is fixedly connected to the left connecting shaft, and the other end of the flip frame is connected to the right connecting shaft. A bidirectional screw is installed in a groove set on one side of the flip frame through a bearing, and one end of the bidirectional screw is connected to the output end of the second motor installed on the flip frame. Threaded parts are provided on both sides of the bidirectional screw, and the clamping rod is threadedly connected respectively. The other end of the clamping rod is sleeved on the guide column, and both ends of the guide column are respectively fixedly connected to the walls of the guide groove set on the flip frame.

3. The flip bracket for a vertical milling machine with a buffer structure according to claim 1, characterized in that The reinforcement mechanism includes a mounting frame, a telescopic cylinder, a movable plate, and an insertion rod. The two mounting frames are fixedly connected to the left support rod by screws. The telescopic cylinder is fixedly installed on the mounting frame. The telescopic end of the telescopic cylinder is connected to the movable plate. A protrusion on one side of the movable plate is slidably connected to a limiting groove provided on the left support rod. The insertion rod is fixedly connected to the front side surface of the movable plate.

4. The flip bracket for a vertical milling machine with a buffer structure according to claim 3, characterized in that Slots are respectively arranged on both sides of the end of the left connecting shaft, and the slots are adapted to the insertion rod.

5. The flip bracket for a vertical milling machine with a buffer structure according to claim 1, characterized in that The limiting mechanism is composed of a limiting cylinder and a limiting plate. A plurality of the limiting cylinders are respectively installed on the left support rod and the right support rod. The telescopic ends of the limiting cylinders are fixedly connected to the limiting plate.

6. The flip bracket for a vertical milling machine with a buffer structure according to claim 2, characterized in that Anti-collision pads are arranged on the inner walls of both sides of the turnover frame.

7. The flip bracket for a vertical milling machine with a buffer structure according to claim 1, characterized in that The angle between the left support rod and the processing table and the angle between the right support rod and the processing table are both provided with installation reinforcement plates.

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