Milling and drilling machine with automatic turnover device

Abstract

The utility model relates to the technical field of milling machines, and discloses a milling and drilling machine with an automatic turnover device, which comprises a milling machine body, one side of the milling machine body is fixedly connected with a lifting platform, the top end of the lifting platform is fixedly connected with a working platform, and the working platform is connected with two fixing plates in a sliding manner. And moving assemblies are arranged between the two fixing plates and the workbench, avoiding openings are formed in the two fixing plates, rotating columns are rotationally connected into the avoiding openings, positioning assemblies are arranged between the rotating columns and the avoiding openings, one ends of the rotating columns are fixedly connected with air pressure chucks, and outer gear rings are fixedly connected to the outer walls of the circumferences of the rotating columns. Compared with the prior art, not only can the workpiece be turned over, errors caused by manual re-disassembly and re-assembly are reduced, but also the time generated in the manual disassembly and assembly process is saved, the distance between the two air pressure chucks can be adjusted, and workpieces with different lengths can be conveniently clamped and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of milling machines, and more specifically to a drilling and milling machine with an automatic turning device. Background Art

[0002] A milling machine is a machine tool that uses a milling cutter to mill workpieces. In addition to milling planes, grooves, gear teeth, threads and spline shafts, the milling machine can also process more complex surfaces. It is more efficient than a planer and is widely used in mechanical manufacturing and repair departments.

[0003] After searching, a Chinese patent with publication number CN212286827U discloses an automatic clamping drilling and milling machine. The above device can quickly complete the adsorption and positioning of metal plates through an electromagnetic suction cup. However, after processing one side of the workpiece, the workpiece needs to be manually disassembled, turned over and re-fixed on the device. Manual re-fixation can easily affect the accuracy of workpiece processing and also waste a lot of time. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a drilling and milling machine with an automatic flipping device to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a drilling and milling machine with an automatic flipping device, comprising a milling machine body, one side of the milling machine body is fixedly connected with a lifting platform, the top of the lifting platform is fixedly connected with a workbench, the workbench is slidably connected with two fixed plates, and a moving component is provided between the two fixed plates and the workbench, avoidance openings are opened on the two fixed plates, a rotating column is rotatably connected in the avoidance opening, and a positioning component is provided between the rotating column and the avoidance opening, one end of the rotating column is fixedly connected with a pneumatic chuck, the circumferential outer wall of the rotating column is fixedly connected with an external gear ring, one side of the fixed plate is fixedly connected with a motor, one end of the motor output shaft is keyed through a side of the fixed plate and is connected with a gear, and the gear is meshed with the external gear ring.

[0006] As a further solution of the utility model, the movable component is a slide, which is opened on the upper surface of the workbench, and a two-way threaded rod is rotatably connected between the inner walls on both sides, and both ends of the two-way threaded rod pass through both sides of the workbench, and two sliders are threadedly connected on the two-way threaded rod, and both sliders slide in the slide and the upper surfaces of the two sliders are fixed to the lower surface of the fixed plate.

[0007] As a further solution of the utility model, the positioning component is a plurality of slide grooves, and the plurality of slide grooves are evenly opened on the circumferential outer wall of the rotating column, and the plurality of slide grooves are slidably connected with a hemispherical clamping block, a spring is fixedly connected to the inner wall of one side of the slide groove, and the other end of the spring is fixed to one side of the hemispherical clamping block, and the circumferential inner wall of the avoidance opening is provided with a plurality of hemispherical clamping grooves, and the plurality of hemispherical clamping grooves correspond to the positions of the plurality of hemispherical clamping blocks.

[0008] As a further solution of the utility model, a plurality of insertion holes are opened on the circumferential outer wall of the rotating column, a circular hole is provided on the fixing plate, a latch is slidably connected in the circular hole, and one end of the latch is inserted into one of the insertion holes.

[0009] As a further solution of the utility model, both ends of the bidirectional threaded rod are fixedly connected with rotating handles, and the outer surfaces of the rotating handles are provided with anti-slip patterns.

[0010] As a further solution of the utility model, a collecting box is fixedly connected to one side of the milling machine body, and the collecting box is fixed below the lifting platform.

[0011] As a further solution of the utility model, mounting holes are provided at the four corners of the bottom of the milling machine body.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model is provided with gears and outer gear rings, and the workpiece can be turned over after one side of the workpiece is processed, thereby reducing the error caused by manual disassembly and reinstallation, and saving the time generated during the manual disassembly and installation process.

[0014] 2. The utility model is provided with a bidirectional threaded rod, and the distance between the two pneumatic chucks can be adjusted by rotating the bidirectional threaded rod, so that workpieces of different lengths can be clamped and fixed conveniently.

[0015] 3. The utility model cooperates with multiple hemispherical card slots and multiple hemispherical card blocks, and the multiple hemispherical card slots and multiple hemispherical card blocks correspond to flip angles of 90°, 180°, 270° and 360° respectively, which can facilitate the staff to determine the flip angle during the flipping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0017] Figure 2 It is a partially enlarged structural schematic diagram of the utility model.

[0018] Figure 3 It is a partially enlarged structural schematic diagram of the utility model.

[0019] Figure 4 It is a schematic diagram of the partially disassembled structure of the utility model.

[0020] Figure 5 It is a partial cross-sectional structural schematic diagram of the utility model.

[0021] The accompanying drawings are marked as follows: 1. milling machine body; 2. lifting platform; 3. workbench; 4. slide; 5. bidirectional threaded rod; 6. fixing plate; 7. rotating handle; 8. pneumatic chuck; 9. rotating column; 10. outer gear ring; 11. gear; 12. slider; 13. avoidance mouth; 14. latch; 15. socket; 16. round hole; 17. slide groove; 18. hemispherical block; 19. hemispherical groove; 20. spring. DETAILED DESCRIPTION

[0022] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0023] Reference Figure 1-Figure 5 The utility model provides a drilling and milling machine with an automatic flipping device, including a milling machine body 1, one side of the milling machine body 1 is fixedly connected with a lifting platform 2 by bolts, the top of the lifting platform 2 is fixedly connected with a workbench 3 by bolts, the workbench 3 is slidably connected with two fixed plates 6, and a moving component is arranged between the two fixed plates 6 and the workbench 3, the two fixed plates 6 are provided with a avoiding opening 13, a rotating column 9 is rotatably connected in the avoiding opening 13, and a positioning component is arranged between the rotating column 9 and the avoiding opening 13, and one end of the rotating column 9 is fixedly connected with a pneumatic chuck by bolts 8. The circumferential outer wall of the rotating column 9 is fixedly connected with an outer gear ring 10 by bolts, and one side of the fixed plate 6 is fixedly connected with a motor by bolts, and one end of the motor output shaft passes through a side key of the fixed plate 6 and is connected with a gear 11, and the gear 11 is meshed with the outer gear ring 10. Through the gear 11 and the outer gear ring 10, the motor can be started directly after the processing on one side of the workpiece is completed, and the workpiece can be turned over without manual turning, which reduces the error caused by manual disassembly and re-installation, saves the time generated during the manual disassembly and installation, and improves the working efficiency of the device.

[0024] Among them, the moving component is a sliding mouth 4, and the sliding mouth 4 is opened on the upper surface of the workbench 3. A two-way threaded rod 5 is rotatably connected between the inner walls on both sides, and both ends of the two-way threaded rod 5 pass through the two sides of the workbench 3. Two sliders 12 are threadedly connected to the two-way threaded rod 5, and the two sliders 12 slide in the sliding mouth 4 and the upper surfaces of the two sliders 12 are fixed to the lower surface of the fixed plate 6. Through the provided two-way threaded rod 5, the distance between the two pneumatic chucks 8 can be adjusted by rotating the two-way threaded rod 5, which is convenient for clamping and fixing workpieces of different lengths. The positioning component is a plurality of slide grooves 17, multiple slide grooves 17 are evenly opened on the circumferential outer wall of the rotating column 9, and the multiple slide grooves 17 are slidably connected with hemispherical blocks 18. A spring 20 is welded on the inner wall of one side of the slide groove 17, and the other end of the spring 20 is fixed to one side of the hemispherical block 18. The circumferential inner wall of the avoidance opening 13 is opened with multiple hemispherical grooves 19, and the multiple hemispherical grooves 19 correspond to the positions of the multiple hemispherical blocks 18. Through the mutual cooperation of the multiple hemispherical grooves 19 and the multiple hemispherical blocks 18, and the multiple hemispherical grooves 19 and the multiple hemispherical blocks 18 correspond to the flip angles respectively. The angles of the turning column 9 are 90°, 180°, 270° and 360°, which can facilitate the staff to determine the turning angle during the turning process. A plurality of plug holes 15 are provided on the circumferential outer wall of the turning column 9, and a circular hole 16 is provided on the fixing plate 6. A latch 14 is slidably connected in the circular hole 16, and one end of the latch 14 is inserted into one of the plug holes 15. Through the mutual cooperation of the latch 14 and the plurality of plug holes 15, the turning column 9 can be prevented from self-rotating when the motor fails suddenly, causing the workpiece to rotate, resulting in incorrect processing of the workpiece. Both ends of the bidirectional threaded rod 5 are fixedly connected with a turning handle 7 by bolts, and the turning handle 7 is fixedly connected to the fixing plate 6. The outer surface of the movable handle 7 is provided with anti-slip grooves. The bidirectional threaded rod 5 can be conveniently rotated through the rotating handle 7. The anti-slip grooves can increase the friction force on the surface of the rotating handle 7, which is more convenient for the staff to operate. A collection box is fixedly connected to one side of the milling machine body 1 by bolts, and the collection box is fixed under the lifting platform 2. The debris dropped during the processing can be collected by the collection box to prevent it from falling to the ground and requiring manual cleaning. Installation holes are opened at the four corners of the bottom of the milling machine body 1, and the device can be conveniently fixed and installed through the opened installation holes.

[0025] The utility model is divided into the following steps when used:

[0026] S1: First, adjust the position of the air chuck 8 according to the length of the workpiece, rotate the handle 7 to rotate the double-threaded rod 5, thereby adjusting the distance between the two sliders 12, thereby changing the distance between the two air chucks 8, and fixing the two ends of the workpiece on the two air chucks 8 respectively to fix the workpiece;

[0027] S2: When the workpiece needs to be turned over after one side is processed, the latch 14 is first pulled out, and then the motor is started to drive the gear 11 to rotate. The gear 11 rotates to drive the outer gear ring 10 to rotate, and then drives the rotating column 9 to rotate. The rotating column 9 rotates to drive the pneumatic chuck 8 to rotate, so that the workpiece is turned over. After the turning is completed, the latch 14 is reinserted into the corresponding socket 15;

[0028] S3: During the flipping process, the hemispherical clamping block 18 and the hemispherical clamping slot 19 can be connected to produce a cross sound to determine whether the flipping has reached a predetermined angle, thereby reducing the error caused by manual disassembly and reinstallation, and saving the time generated during the manual disassembly and installation process.

[0029] Finally, a few points should be explained: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0030] In the drawings of the embodiments disclosed by the present invention, only the structures related to the embodiments disclosed by the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

Claims

1. A drilling and milling machine with an automatic turning device, comprising a milling machine body (1), characterized in that: A lifting platform (2) is fixedly connected to one side of the milling machine body (1), and a workbench (3) is fixedly connected to the top of the lifting platform (2). The workbench (3) is slidably connected to two fixed plates (6), and a moving component is provided between the two fixed plates (6) and the workbench (3). The two fixed plates (6) are provided with a avoidance opening (13), and a rotating column (9) is rotatably connected in the avoidance opening (13), and a positioning component is provided between the rotating column (9) and the avoidance opening (13). One end of the rotating column (9) is fixedly connected to a pneumatic chuck (8), and the circumferential outer wall of the rotating column (9) is fixedly connected to an external gear ring (10). One side of the fixed plate (6) is fixedly connected to a motor, and one end of the motor output shaft is keyed through a side of the fixed plate (6) and connected to a gear (11), and the gear (11) is meshed with the external gear ring (10).

2. A drilling and milling machine with an automatic turning device according to claim 1, characterized in that: The movable component is a slide (4), and the slide (4) is opened on the upper surface of the workbench (3). A bidirectional threaded rod (5) is rotatably connected between the inner walls on both sides, and both ends of the bidirectional threaded rod (5) pass through both sides of the workbench (3). Two sliders (12) are threadedly connected on the bidirectional threaded rod (5), and the two sliders (12) slide in the slide (4) and the upper surfaces of the two sliders (12) are fixed to the lower surface of the fixed plate (6).

3. The drilling and milling machine with an automatic turning device according to claim 1, characterized in that: The positioning assembly comprises a plurality of slide grooves (17), the plurality of slide grooves (17) being evenly arranged on the circumferential outer wall of the rotating column (9), the plurality of slide grooves (17) being slidably connected with a hemispherical clamping block (18), a spring (20) being fixedly connected to an inner wall of one side of the slide groove (17), and the other end of the spring (20) being fixed to one side of the hemispherical clamping block (18), the circumferential inner wall of the avoidance opening (13) being provided with a plurality of hemispherical clamping grooves (19), and the positions of the plurality of hemispherical clamping grooves (19) and the plurality of hemispherical clamping blocks (18) correspondingly.

4. The drilling and milling machine with an automatic turning device according to claim 1, characterized in that: The outer circumferential wall of the rotating column (9) is provided with a plurality of insertion holes (15), the fixing plate (6) is provided with a circular hole (16), a latch (14) is slidably connected in the circular hole (16), and one end of the latch (14) is inserted into one of the insertion holes (15).

5. The drilling and milling machine with an automatic turning device according to claim 2, characterized in that: Both ends of the bidirectional threaded rod (5) are fixedly connected to a rotating handle (7), and the outer surface of the rotating handle (7) is provided with anti-slip grooves.

6. The drilling and milling machine with an automatic turning device according to claim 1, characterized in that: A collection box is fixedly connected to one side of the milling machine body (1), and the collection box is fixed below the lifting platform (2).

7. The drilling and milling machine with an automatic turning device according to claim 6, characterized in that: The four corners of the bottom of the milling machine body (1) are all provided with mounting holes.

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