Turnover type high-precision numerical control machining center

Abstract

The utility model discloses an overturning type high-precision numerical control machining center which comprises a base and a sliding rail arranged on the base, an overturning workbench is arranged on the sliding rail through a bottom plate, and the overturning type high-precision numerical control machining center further comprises an adjusting mechanism arranged on the bottom plate and used for adjusting the height of the overturning workbench. The adjusting mechanism comprises a U-shaped plate fixedly connected to the side, away from the base, of the bottom plate, a U-shaped cavity is formed in the U-shaped plate, two sliding plates which are symmetrically arranged are slidably connected to the U-shaped cavity, and adjusting plates are fixedly connected to the sides, away from the bottom plate, of the two sliding plates. Through the arrangement of the adjusting mechanism, under the driving action of the driving mechanism, the overturning working table is pushed to move away from the bottom plate, so that a safe rotating space is provided for rotation of the overturning working table, interference in the overturning process due to the fact that a workpiece is large is avoided, and the working efficiency is improved. Therefore, the safety and the flexibility of the turnover workbench in the using process are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of machining centers, in particular to a turnover type high-precision CNC machining center. Background Art

[0002] The flip-type high-precision CNC machining center is a high-precision CNC machine tool with the function of flipping the worktable. It can complete 60% to 95% of the process content of ordinary machine tools through one clamping, greatly improving the processing efficiency. At the same time, its high precision, high rigidity and automatic tool change characteristics make it possible to solve the problems of high precision requirements and complex processes for box-type parts.

[0003] When the flip table flips the workpiece, if the box-like parts are large or have multiple long connecting rods on the surface, it is easy to cause interference and collision between the box-like parts and the machining center during the flipping process, thereby reducing the safety and flexibility of the part flipping.

[0004] Therefore, a flip-type high-precision CNC machining center is urgently needed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a flip-type high-precision CNC machining center to solve the problem of the risk of interference with the machine tool when parts are flipped as mentioned in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flip-type high-precision CNC machining center, comprising a base and a slide rail arranged on the base, a flip workbench is arranged on the slide rail through a bottom plate, the flip workbench comprises two mounting blocks and a workbench body connected between the two mounting blocks through a rotating shaft, a flip motor for flipping the workbench body is arranged on one of the two mounting blocks, and also includes an adjustment mechanism arranged on the bottom plate for adjusting the height of the flip workbench;

[0007] The adjustment mechanism includes a U-shaped plate fixedly connected to the side of the bottom plate away from the base, a U-shaped cavity is opened on the U-shaped plate, two sliding plates symmetrically arranged with each other are slidably connected to the U-shaped cavity, and the two sliding plates are fixedly connected to the side away from the bottom plate with adjustment plates, and the other ends of the two adjustment plates are connected to the mounting block, and a driving mechanism for driving the two adjustment plates is provided in the U-shaped cavity.

[0008] The driving mechanism comprises a threaded rod rotatably connected to the bottom wall of the U-shaped cavity, a threaded tube is threadedly connected to the side wall of the threaded rod, and one end of the threaded tube is connected to the sliding plate.

[0009] The U-shaped cavity is provided with a guide assembly for guiding the movement of the two adjustment plates. The guide assembly includes a guide rod fixedly connected to the bottom wall of the U-shaped cavity, a guide tube slidably connected to the side wall of the guide rod, and one end of the guide tube is connected to the sliding plate.

[0010] There are two guide assemblies, and the two guide assemblies are symmetrically arranged with respect to the threaded rod.

[0011] The U-shaped cavity is provided with a linkage assembly for driving the two threaded rods to rotate synchronously, and the linkage assembly includes a linkage rod rotatably connected between two inner walls of the U-shaped cavity, two worms are fixedly connected to the side walls of the linkage rod, and worm wheels are fixedly connected to the side walls of the two threaded rods, and the two worms and worm wheels are meshed with each other. A linkage motor is provided on the side wall of the U-shaped plate, and the output end of the linkage motor is connected to one end of the linkage rod.

[0012] A plurality of support plates are arranged on the bottom wall of the U-shaped cavity, and the linkage rod rotates on each support plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model provides an adjusting mechanism to push the turning table away from the bottom plate under the driving action of the driving mechanism, thereby providing a safe turning space for the turning table, avoiding interference in the turning process caused by a large workpiece, and improving the safety and flexibility of the turning table during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the adjustment mechanism of the utility model;

[0017] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 It is a schematic diagram of the internal structure of the guide component of the utility model.

[0019] In the figure: 101, base; 102, slide rail; 103, bottom plate; 104, mounting block; 105, workbench body; 106, flip motor; 201, U-shaped plate; 202, U-shaped cavity; 203, sliding plate; 204, adjustment plate; 301, threaded rod; 302, threaded tube; 401, guide rod; 402, guide tube; 501, linkage rod; 502, worm; 503, worm wheel; 504, linkage motor; 505, support plate. 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] Example 1

[0022] See also Figure 1-Figure 4 , a flip-type high-precision CNC machining center shown in the figure includes a base 101 and a slide rail 102 arranged on the base 101, a flip workbench is arranged on the slide rail 102 through a bottom plate 103, the flip workbench includes two mounting blocks 104 and a workbench body 105 connected between the two mounting blocks 104 through a rotating shaft, a flip motor 106 for flipping the workbench body 105 is arranged on one of the two mounting blocks 104, and also includes an adjustment mechanism arranged on the bottom plate 103 for adjusting the height of the flip workbench;

[0023] The adjustment mechanism includes a U-shaped plate 201 fixedly connected to the side of the bottom plate 103 away from the base 101, a U-shaped cavity 202 is opened on the U-shaped plate 201, two sliding plates 203 symmetrically arranged are slidably connected to the U-shaped cavity 202, and the sides of the two sliding plates 203 away from the bottom plate 103 are fixedly connected to the adjustment plates 204, and the other ends of the two adjustment plates 204 are connected to the mounting block 104, and a driving mechanism for driving the two adjustment plates 204 is provided in the U-shaped cavity 202;

[0024] It should be noted here that: through the setting of the adjusting mechanism, under the driving action of the driving mechanism, the flip workbench is pushed away from the base plate 103, thereby providing a safe rotation space for the rotation of the flip workbench, avoiding interference during the flipping process due to the large workpiece, thereby improving the safety and flexibility of the flip workbench during use.

[0025] See also Figure 2-Figure 4 , the driving mechanism shown in the figure includes a threaded rod 301 rotatably connected to the bottom wall of the U-shaped cavity 202, a threaded tube 302 is threadedly connected to the side wall of the threaded rod 301, and one end of the threaded tube 302 is connected to the sliding plate 203;

[0026] It should be noted here that: through the setting of the driving mechanism, it is convenient to drive the adjustment plate 204 to move out of the U-shaped cavity 202 or retract into the U-shaped cavity 202.

[0027] See also Figure 2-Figure 4The U-shaped cavity 202 shown in the figure is provided with a guide assembly for guiding the movement of the two adjustment plates 204, the guide assembly includes a guide rod 401 fixedly connected to the bottom wall of the U-shaped cavity 202, a guide tube 402 is slidably connected to the side wall of the guide rod 401, and one end of the guide tube 402 is connected to the sliding plate 203;

[0028] It should be noted here that: by setting the guide component, a guiding and limiting function is provided for the movement of the adjustment plate 204.

[0029] See also Figure 2-Figure 4 , there are two guide assemblies in the figure, and the two guide assemblies are symmetrically arranged about the threaded rod 301;

[0030] It should be noted here that: the guiding and limiting effects of the adjustment plate 204 are improved by means of two mutually symmetrically arranged guide components.

[0031] Working principle: When using the flip table to process the workpiece, first place the workpiece on the table body 105 and fix it, then move the workpiece to the bottom of the tool under the movement of the slide rail 102. When the workpiece needs to be flipped, the flip motor 106 is started to drive the table body 105 to rotate, thereby driving the workpiece to rotate;

[0032] When the size of the workpiece to be processed is large, in order to avoid interference and collision between the workpiece and the machine tool during rotation, the threaded rod 301 is driven to rotate under the action of the linkage assembly, and the adjustment plate 204 is driven to move out of the U-shaped cavity 202 under the threaded meshing transmission action of the threaded rod 301 and the threaded tube 302 and the guiding action of the guide assembly, thereby further pushing the turning table away from the bottom plate 103, thereby providing a safe turning space for the turning table, avoiding interference in the turning process caused by the large workpiece, and improving the safety and flexibility of the turning table during use;

[0033] At the same time, the adjustment mechanism adjusts the flexibility of the flip workbench so that when placing and taking the workpiece, the flip workbench can be as close to the bottom plate 103 as possible, thereby providing convenience for placing and taking the workpiece.

[0034] Example 2

[0035] See also Figure 4, this embodiment further explains Example 1, a linkage assembly for driving two threaded rods 301 to rotate synchronously is provided on the U-shaped cavity 202 shown in the figure, the linkage assembly includes a linkage rod 501 rotatably connected between two inner walls of the U-shaped cavity 202, two worms 502 are fixedly connected to the side walls of the linkage rod 501, a worm wheel 503 is fixedly connected to the side walls of the two threaded rods 301, the two worms 502 and the worm wheel 503 are meshed with each other, a linkage motor 504 is provided on the side wall of the U-shaped plate 201, and the output end of the linkage motor 504 is connected to one end of the linkage rod 501;

[0036] It should be noted here that: through the setting of the linkage component, when the linkage motor 504 drives the linkage rod 501 to rotate, the two worms 502 will be driven to rotate, and under the mutual meshing transmission action of the two worms 502 and the worm wheel 503, the two threaded rods 301 will be driven to rotate.

[0037] See also Figure 2 , a plurality of support plates 505 are provided on the bottom wall of the U-shaped cavity 202 shown in the figure, and the linkage rod 501 rotates on each support plate 505;

[0038] It should be noted here that: by providing a plurality of support plates 505 , a supporting force is provided to the linkage rod 501 , thereby ensuring the stability of the linkage rod 501 during the rotation process.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A flip-type high-precision CNC machining center, comprising: A base (101) and a slide rail (102) arranged on the base (101); a turning workbench is arranged on the slide rail (102) via a bottom plate (103); the turning workbench comprises two mounting blocks (104) and a workbench body (105) connected between the two mounting blocks (104) via a rotating shaft; a turning motor (106) for turning the workbench body (105) is arranged on one of the two mounting blocks (104); It is characterized by further comprising: An adjustment mechanism disposed on the bottom plate (103) for adjusting the height of the turning workbench; The adjustment mechanism comprises a U-shaped plate (201) fixedly connected to a side of the bottom plate (103) away from the base (101); a U-shaped cavity (202) is provided on the U-shaped plate (201); two sliding plates (203) symmetrically arranged with each other are slidably connected to the U-shaped cavity (202); an adjustment plate (204) is fixedly connected to one side of the two sliding plates (203) away from the bottom plate (103); the other ends of the two adjustment plates (204) are connected to the mounting block (104); and a driving mechanism for driving the two adjustment plates (204) is provided in the U-shaped cavity (202).

2. The flip-type high-precision CNC machining center according to claim 1, characterized in that: The driving mechanism comprises a threaded rod (301) rotatably connected to the bottom wall of the U-shaped cavity (202), a threaded tube (302) is threadedly connected to the side wall of the threaded rod (301), and one end of the threaded tube (302) is connected to the sliding plate (203).

3. The flip-type high-precision CNC machining center according to claim 1, characterized in that: The U-shaped cavity (202) is provided with a guide assembly for guiding the movement of the two adjustment plates (204), the guide assembly comprising a guide rod (401) fixedly connected to the bottom wall of the U-shaped cavity (202), a guide tube (402) slidably connected to the side wall of the guide rod (401), and one end of the guide tube (402) is connected to the sliding plate (203).

4. The flip-type high-precision CNC machining center according to claim 3 is characterized in that: Two guide assemblies are provided, and the two guide assemblies are symmetrically arranged with respect to the threaded rod (301).

5. The flip-type high-precision CNC machining center according to claim 2, characterized in that: The U-shaped cavity (202) is provided with a linkage assembly for driving the two threaded rods (301) to rotate synchronously, and the linkage assembly includes a linkage rod (501) rotatably connected between two inner walls of the U-shaped cavity (202), two worms (502) are fixedly connected to the side walls of the linkage rod (501), and a worm wheel (503) is fixedly connected to the side walls of the two threaded rods (301), and the two worms (502) and the worm wheel (503) are meshed with each other. A linkage motor (504) is provided on the side wall of the U-shaped plate (201), and the output end of the linkage motor (504) is connected to one end of the linkage rod (501).

6. The flip-type high-precision CNC machining center according to claim 5, characterized in that: A plurality of support plates (505) are provided on the bottom wall of the U-shaped cavity (202), and the linkage rod (501) rotates on each support plate (505).

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