Automatic turret of vertical numerical control machine tool

Abstract

The utility model discloses an automatic turret of a vertical numerical control machine tool, which relates to the technical field of turret and comprises a rotating tower, a base is arranged below the rotating tower, a connecting plate is movably clamped on the upper surface of the base, and a group of first arc-shaped grooves are arranged on the surface of the connecting plate. The turret tool rest is provided with a base, the right side of the base is fixedly provided with a motor, the inner wall of the base is rotatably connected with a worm, the worm is fixedly connected with an output shaft of the motor, and the base is internally and rotatably connected with a connecting column, the output shaft of the motor is started to drive the worm to rotate together in the machining process, and the worm drives a gear to be meshed together in the rotating process. The gear drives a connecting column fixed to the gear to rotate together in the rotating process, a locking air cylinder is fixedly installed on the upper surface of the connecting column, a rotating tower is arranged above the locking air cylinder, and the locking air cylinder drives the rotating tower on the locking air cylinder to rotate at the same time when rotating through the connecting column.

Description

Technical Field

[0001] The utility model relates to the technical field of a turret tool rest, in particular to an automatic turret tool rest for a vertical CNC machine tool. Background Art

[0002] The automatic turret tool holder is a mechanical system commonly used on CNC machine tools and other processing equipment to achieve automatic replacement and switching of tools. Through the instructions of the control system, the automatic turret tool holder can quickly and accurately switch tools during the processing process to meet the needs of different processing operations.

[0003] At present, there is an existing vertical CNC machine tool automatic turret tool holder (such as patent number: CN202023337302.8) a high-performance CNC tool holder for CNC machine tools, including a base and a square turret, the square turret includes an upper tower and a lower tower, the lower end of the lower tower is connected to a mounting block, the upper end of the base is rotatably connected to a mounting seat, and a connecting groove compatible with the mounting block is provided inside the mounting seat. The utility model has a detachable connection structure, which is convenient for disassembly, maintenance, installation and use of the CNC tool holder.

[0004] However, during the implementation of the above technical solution, the following technical problems were found: the above solution still requires repeated and cumbersome operations during the installation process, and cannot meet the needs of rapid installation and disassembly. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies of the prior art, the utility model provides an automatic turret tool rest for a vertical CNC machine tool, which solves the problem that repeated and cumbersome operations are still required during the installation process and the need for rapid installation and disassembly cannot be met.

[0007] (II) Technical solution

[0008] To achieve the above purpose, the utility model is implemented by the following technical solutions: an automatic turret tool holder for a vertical CNC machine tool, comprising a rotating tower, a base is arranged below the rotating tower, a connecting plate is movably connected to the upper surface of the base, a group of arc-shaped grooves 1 are opened on the surface of the connecting plate, a motor is fixedly installed on the right side of the base, a worm is rotatably connected to the inner wall of the base, the worm is fixedly connected to the output shaft of the motor, a connecting column is rotatably connected in the base, a locking cylinder is fixedly connected to the upper surface of the connecting column, a fixing ring is arranged on the lower surface of the rotating tower, a group of connecting rods is fixedly connected to the inner wall of the fixing ring, a group of the arc-shaped grooves 1 are respectively movably connected to a group of connecting rods, two blocks are fixedly connected to the lower surface of the connecting plate, handle blocks are fixedly connected to the front and rear sides of the base, a fixing block is arranged on the handle block, a slot 1 is opened on the upper surface of the two fixing blocks, a slot 2 is opened on the inner wall of the two slots 1, a limit block is movably connected in the two slots 2, a gear is fixedly connected to the annular side of the connecting column, and the gear is meshed with the worm.

[0009] As a preferred technical solution of the utility model, a locking groove and a group of arc-shaped grooves II are provided on the lower surface of the rotating tower, the locking groove is movably connected to the output shaft of the locking cylinder, and the group of arc-shaped grooves II are movably connected to a group of connecting rods respectively.

[0010] As a preferred technical solution of the utility model, a protective sleeve is fixedly connected to the annular side of the locking cylinder, and the protective sleeve is fixedly connected to a group of connecting rods.

[0011] As a preferred technical solution of the utility model, the left surfaces of the two limit blocks are fixedly connected with springs, the opposite back surfaces of the two springs are fixedly connected with handle blocks, and the two springs are fixedly connected with two second card slots respectively.

[0012] As a preferred technical solution of the utility model, the two card slots are respectively movably connected to the two card blocks, and the two card blocks are respectively movably connected to the two limit blocks.

[0013] (III) Beneficial effects

[0014] 1. When the locking cylinder rotates through the connecting column, the rotating tower on it will be driven to rotate at the same time. The tool is installed on the tool position of the rotating tower. Each tool position can be installed with a tool. The turret tool holder is controlled by the CNC system. The CNC system controls the rotation of the rotating tower through the motor signal according to the requirements of the processing program. When the processing program requires tool switching, the CNC system sends a corresponding signal to control the rotating tower to rotate to the target tool position. It is easy to use as a whole and has a high degree of automation.

[0015] 2. The locking cylinder will control the locking pin set on it to disengage from the limit of the locking groove on the rotating tower. At this time, the rotating tower can be disassembled. After the rotating tower is disassembled, the two handle blocks are pushed to drive the limit blocks fixed with it to rotate together, compressing the spring. At this time, the limit blocks will be disengaged from the card connection with the card block fixed on the connecting plate, opening the limit, and the connecting plate can be disassembled. The design that is easy to disassemble facilitates later repair and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings.

[0017] Figure 1 It is the overall structure diagram of the utility model;

[0018] Figure 2 This is a structural diagram of the base in the utility model;

[0019] Figure 3 This is a structural diagram of a fixed block in the utility model;

[0020] Figure 4 This is a structural diagram of the rotating tower in the utility model.

[0021] Legend: 1. Rotating tower; 2. Motor; 3. Connecting plate; 4. Base; 5. Fixed block; 6. Handle block; 7. Clamp block; 8. Arc groove one; 9. Connecting column; 10. Gear; 11. Worm; 12. Clamping groove one; 13. Clamping groove two; 14. Spring; 16. Limit block; 17. Locking groove; 18. Arc groove two; 19. Locking cylinder; 20. Fixed ring; 21. Connecting rod; 22. Protective cover. DETAILED DESCRIPTION

[0022] The embodiment of the present application provides an automatic turret tool holder for a vertical CNC machine tool, which effectively solves the problem that repeated and tedious operations still need to be performed during the installation process, and the need for quick installation and disassembly cannot be met. The tool is installed on the tool position of the rotating tower 1, and each tool position can be installed with a tool. The turret tool holder is controlled by a CNC system. The CNC system controls the rotation of the rotating tower 1 through the signal of the motor 2 according to the requirements of the processing program. When the processing program requires tool switching, the CNC system sends a corresponding signal to control the rotating tower 1 to rotate to the target tool position. The overall use is convenient and the degree of automation is high.

[0023] Example

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the technical solution in the embodiment of the present application effectively solves the problem that repeated and cumbersome operations are still required during the installation process and the need for rapid installation and disassembly cannot be met. The overall idea is as follows:

[0025] In view of the problems existing in the prior art, the utility model provides an automatic turret tool holder for a vertical CNC machine tool, including a rotating tower 1, a base 4 is arranged below the rotating tower 1, a connecting plate 3 is movably connected to the upper surface of the base 4, a group of arc-shaped grooves 8 are opened on the surface of the connecting plate 3, a motor 2 is fixedly installed on the right side of the base 4, a worm 11 is rotatably connected to the inner wall of the base 4, the worm 11 is fixedly connected to the output shaft of the motor 2, a connecting column 9 is rotatably connected inside the base 4, a locking cylinder 19 is fixedly connected to the upper surface of the connecting column 9, a fixing ring 20 is arranged on the lower surface of the rotating tower 1, a group of connecting rods 21 are fixedly connected to the inner wall of the fixing ring 20, a group of arc-shaped grooves 8 are movably connected to a group of connecting rods 21 respectively, two clamping blocks 7 are fixedly connected to the lower surface of the connecting plate 3, and handle blocks 6 are fixedly connected to the front and rear sides of the base 4, and the handle blocks 6 have a plurality of clamping blocks 7 on the upper surface. A fixed block 5 is provided, and a slot 12 is provided on the upper surface of the two fixed blocks 5. A slot 2 13 is provided on the inner wall of the two slots 12. A limit block 16 is movably connected in the two slots 2 13. A gear 10 is fixedly connected to the annular side of the connecting column 9. The gear 10 is meshed with the worm 11. During the processing, the turret tool rest will drive the worm 11 to rotate together by starting the motor 2. The worm 11 will drive the gear 10 to mesh together during the rotation. The gear 10 will drive the connecting column 9 fixed thereto to rotate during the rotation. A locking cylinder 19 is fixedly installed on the upper surface of the connecting column 9. A rotating tower 1 is provided above the locking cylinder 19. The turret tool rest is controlled by a numerical control system. The numerical control system controls the rotation of the rotating tower 1 through the motor 2 signal according to the requirements of the processing program, and the degree of automation is high.

[0026] A locking groove 17 and a group of arc grooves 18 are provided on the lower surface of the rotating tower 1. The locking groove 17 is movably engaged with the output shaft of the locking cylinder 19. The group of arc grooves 18 are respectively movably engaged with a group of connecting rods 21. A protective sleeve 22 is fixedly connected to the annular side of the locking cylinder 19. The protective sleeve 22 is fixedly connected to a group of connecting rods 21. When the locking cylinder 19 rotates through the connecting column 9, the rotating tower 1 thereon will be driven to rotate at the same time. The tool is installed on the tool position of the rotating tower 1. Each tool position can be installed with a tool. When the processing program requires tool switching, the CNC system sends a corresponding signal to control the rotating tower 1 to rotate to the target tool position. The overall use is convenient.

[0027] The left surfaces of the two limit blocks 16 are fixedly connected with springs 14, and the back surfaces of the two springs 14 are fixedly connected with handle blocks 6. The two springs 14 are respectively fixedly connected with the two card slots 13, and the two card slots 12 are respectively movably connected with the two card blocks 7, and the two card blocks 7 are respectively movably connected with the two limit blocks 16. When disassembly and maintenance are required, the control system sends a signal to the locking cylinder 19, and the locking cylinder 19 will control the locking pin arranged thereon to disengage from the limit of the locking groove 17 provided on the rotating tower 1. At this time, the rotating tower 1 can be disassembled. After the rotating tower 1 is disassembled, the two handle blocks 6 are pushed to drive the limit blocks 16 fixed thereto to rotate together, compressing the springs 14. At this time, the limit blocks 16 will be disengaged from the card block 7 fixed on the connecting plate 3, and the limit is opened. The connecting plate 3 can be disassembled, and the design that is easy to disassemble is convenient for later repair and maintenance.

[0028] Working principle:

[0029] During the machining process, the turret tool rest will drive the worm 11 to rotate together by starting the motor 2, and the worm 11 will drive the gear 10 to mesh together during the rotation process, and the gear 10 will drive the connecting column 9 fixed thereto to rotate together during the rotation process. A locking cylinder 19 is fixedly installed on the upper surface of the connecting column 9, and a rotating tower 1 is arranged above the locking cylinder 19. When the locking cylinder 19 rotates through the connecting column 9, the rotating tower 1 on it will be driven to rotate at the same time. The tool is installed on the tool position of the rotating tower 1, and each tool position can be installed with a tool. The turret tool rest is controlled by a CNC system. The CNC system controls the rotation of the rotating tower 1 through the motor 2 signal according to the requirements of the machining program. When the machining program When it is necessary to switch the tool, the CNC system sends a corresponding signal to control the rotating tower 1 to rotate to the target tool position. The overall use is convenient and the degree of automation is high. When disassembly and maintenance are required, the control system sends a signal to the locking cylinder 19, and the locking cylinder 19 will control the locking pin arranged thereon to disengage from the limit of the locking groove 17 provided on the rotating tower 1. At this time, the rotating tower 1 can be disassembled. After the rotating tower 1 is disassembled, the two handle blocks 6 are pushed to drive the limit blocks 16 fixed thereto to rotate together, compressing the spring 14. At this time, the limit blocks 16 will be disengaged from the clamping connection with the clamping block 7 fixed on the connecting plate 3, opening the limit, and the connecting plate 3 can be disassembled. The design that is easy to disassemble facilitates later repair and maintenance.

[0030] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. An automatic turret tool rest for a vertical CNC machine tool, comprising a rotating tower (1), characterized in that: A base (4) is arranged below the rotating tower (1), a connecting plate (3) is movably connected to the upper surface of the base (4), a group of arc-shaped grooves (8) are provided on the surface of the connecting plate (3), a motor (2) is fixedly installed on the right side of the base (4), a worm (11) is rotatably connected to the inner wall of the base (4), the worm (11) is fixedly connected to the output shaft of the motor (2), a connecting column (9) is rotatably connected inside the base (4), and a locking cylinder (19) is fixedly connected to the upper surface of the connecting column (9); The rotating tower (1) is provided with a fixing ring (20) on its lower surface, a group of connecting rods (21) are fixedly connected to the inner wall of the fixing ring (20), a group of arc-shaped grooves (8) are respectively movably connected to a group of connecting rods (21), two clamping blocks (7) are fixedly connected to the lower surface of the connecting plate (3), the front and rear sides of the base (4) are fixedly connected to handle blocks (6), a fixing block (5) is provided on the handle block (6), the upper surfaces of the two fixing blocks (5) are provided with clamping grooves (12), the inner walls of the two clamping grooves (12) are provided with clamping grooves (13), and the two clamping grooves (13) are movably connected with limit blocks (16).

2. The automatic turret tool rest for a vertical CNC machine tool according to claim 1, characterized in that: The annular side surface of the connecting column (9) is fixedly connected with a gear (10); Wherein, the gear (10) is meshed with the worm (11).

3. The automatic turret tool rest for a vertical CNC machine tool according to claim 1, characterized in that: The lower surface of the rotating tower (1) is provided with a locking groove (17) and a set of arc-shaped grooves (18); The locking groove (17) is movably engaged with the output shaft of the locking cylinder (19), and a group of arc-shaped grooves (18) are movably engaged with a group of connecting rods (21).

4. The automatic turret tool rest for a vertical CNC machine tool according to claim 1, characterized in that: The annular side surface of the locking cylinder (19) is fixedly connected with a protective sleeve (22); Wherein, the protective sleeve (22) is fixedly connected to a set of connecting rods (21).

5. The automatic turret tool rest for a vertical CNC machine tool according to claim 1, characterized in that: The left surfaces of the two limit blocks (16) are both fixedly connected with springs (14), and the opposite back surfaces of the two springs (14) are both fixedly connected with handle blocks (6); Wherein, the two springs (14) are respectively fixedly connected to the two second clamping slots (13).

6. The automatic turret tool rest for a vertical CNC machine tool according to claim 1, characterized in that: The two card slots (12) are respectively movably connected to the two card blocks (7); The two clamping blocks (7) are respectively movably clamped with the two limit blocks (16).

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