Quick tool changing device of multifunctional numerical control lathe

Abstract

The utility model relates to the technical field of numerical control lathes, and discloses a multifunctional numerical control lathe quick tool changing device which comprises a base, limiting blocks are fixedly connected to the two sides of the base respectively, a movable rod is arranged on one side of the base, connecting rods are rotationally connected to the two ends of the movable rod respectively, and a first connecting block is rotationally connected to the other end of each connecting rod. A first connecting block is fixedly connected to one side of the limiting block, a movable plate is fixedly connected to one side of the first connecting block, the movable plate is slidably connected to the middle of the limiting block, a second connecting block is fixedly connected to one side of the movable plate, two clamping plates are arranged on one side of the second connecting block, and a tool bit is arranged between the two clamping plates. According to the tool bit fixing device, under the mutual cooperation of the motor, the movable rod, the connecting rod, the first connecting block, the movable plate, the clamping plate, the anti-slip strip and other structures, the tool bit can be conveniently fixed and is prevented from loosening in the working process, then the connecting stability is improved, and meanwhile the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled lathes, in particular to a multifunctional rapid tool changing device for numerically controlled lathes. Background Art

[0002] CNC lathe is one of the commonly used equipment in modern parts processing. It is an automated equipment. The operator can set the processing values ​​before processing, so it is convenient and quick to use. In the actual use of CNC lathe, different tool heads are required for the processing of different workpieces, so it is generally equipped with a quick tool change mechanism.

[0003] The prior art quick tool changing device for CNC lathes generally directly inserts the tool head and the mounting rod into the mounting kit and fixes the two by means of clamping bolts, etc. However, in actual use, only connecting and fixing them by clamping bolts may cause the clamping bolts to loosen during the movement of the tool head, thereby affecting the stability of the connection. Therefore, a multifunctional quick tool changing device for CNC lathe is proposed to solve the above problem. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a multifunctional CNC lathe quick tool changing device, which aims to improve the problem in the prior art that the tool head may loosen during operation due to only connecting and fixing it by clamping bolts, thereby affecting the stability of the connection.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A multifunctional CNC lathe quick tool changing device comprises a base, both sides of the base are fixedly connected to limited blocks, a movable rod is arranged on one side of the base, both ends of the movable rod are rotatably connected to connecting rods, the other end of the connecting rod is rotatably connected to connecting block one, one side of the connecting block one is fixedly connected to a movable plate, the movable plate is slidably connected to the middle part of the limited block, one side of the movable plate is fixedly connected to connecting block two, one side of the connecting block two is arranged with a clamping plate, the clamping plates are specifically arranged with two, a tool head is arranged between the two clamping plates, and a driving assembly is arranged in the middle part of the base;

[0007] As a further description of the above technical solution:

[0008] The driving assembly includes a motor, the motor is fixedly connected to the middle part of the base, and the middle part of the movable rod is fixedly connected to the output end of the motor;

[0009] As a further description of the above technical solution:

[0010] A shift block is slidably connected inside the second connecting block, a spring is fixedly connected to one side of the shift block, a clamping block is fixedly connected to the other side of the shift block, a clamping slot is provided inside the clamping plate, the clamping slot and the clamping block are clamped with each other, and a limit assembly is provided inside the second connecting block;

[0011] As a further description of the above technical solution:

[0012] The limiting assembly includes a fixing plate, the fixing plate is fixedly connected to the inside of the second connecting block, and two springs are provided, one of which is fixedly connected to one side of the fixing plate, and the other spring is fixedly connected to the other side of the fixing plate;

[0013] As a further description of the above technical solution:

[0014] The two card blocks are provided with two, and the two card blocks are both slidably connected to the inside of the second connecting block;

[0015] As a further description of the above technical solution:

[0016] There are two shifting blocks, and both of the shifting blocks are slidably connected to the interior of the second connecting block;

[0017] As a further description of the above technical solution:

[0018] A limiting plate is fixedly connected to one side of the base, a limiting groove is provided in the middle of the limiting plate, and the movable plate is slidably connected to the middle of the limiting groove;

[0019] As a further description of the above technical solution:

[0020] A plurality of anti-slip strips are fixedly connected to one side of the clamping plate.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the movable rod is driven to rotate by a motor, and when the movable rod rotates, it drives the connecting rod to move, and when the connecting rod moves, it drives the movable plate to move at the same time through the connecting block 1, and when the movable plate moves, it drives the clamping plate to move through the connecting block 2, and when the clamping plate moves, it drives the anti-slip strip to move, so that the cutter head can be fixed conveniently to prevent the cutter head from loosening during work, thereby improving the stability of the connection and the work efficiency at the same time.

[0023] 2. In the utility model, the shift block is moved by shifting it. When the shift block moves, it will squeeze the spring. When the shift block squeezes the spring, it will drive the card block to move, so that the card block is out of the card slot. When the card block is out of the card slot, the corresponding splint can be easily replaced according to the different cutter heads, thereby improving the stability of the connection and reducing the labor intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional schematic diagram of a multifunctional CNC lathe quick tool changing device proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the limit slot of the multifunctional CNC lathe quick tool changing device proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the motor of the multifunctional CNC lathe quick tool changing device proposed by the utility model;

[0027] Figure 4 The utility model is a schematic diagram of the structure of the clamping slot of the multifunctional CNC lathe quick tool changing device.

[0028] Legend:

[0029] 1. Base; 2. Limit block; 3. Limit plate; 4. Clamp; 5. Cutter head; 6. Anti-slip strip; 7. Motor; 8. Movable rod; 9. Connecting rod; 10. Connecting block 1; 11. Moving plate; 12. Connecting block 2; 13. Shifting block; 14. Spring; 15. Fixed plate; 16. Block; 17. Slot; 18. Limit slot. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1 , Figure 2 and Figure 3The utility model provides an embodiment: a multifunctional CNC lathe quick tool changing device, including a base 1, both sides of the base 1 are fixedly connected to a limiting block 2, a movable rod 8 is arranged on one side of the base 1, both ends of the movable rod 8 are rotatably connected to a connecting rod 9, when the movable rod 8 rotates, it will drive the connecting rod 9 to move, the other end of the connecting rod 9 is rotatably connected to a connecting block 10, when the connecting rod 9 moves, it will drive the connecting block 10 to move at the same time, and the connecting rod 9 can conveniently connect the connecting block 10 and the movable rod 8, one side of the connecting block 10 is fixedly connected to a movable plate 11, when the connecting block 10 moves, it will drive the movable plate 11 to move at the same time, the movable plate 11 is slidably connected to the middle part of the limiting block 2, and the limiting block 2 can conveniently limit the movable plate 11, thereby preventing the movable plate 11 from deflecting when it moves.

[0032] Reference Figure 3 and Figure 4 A connecting block 2 12 is fixedly connected to one side of the movable plate 11. When the movable plate 11 moves, the connecting block 2 12 will be driven to move. A splint 4 is provided on one side of the connecting block 12. When the connecting block 2 12 moves, the splint 4 will be driven to move. A plurality of anti-slip strips 6 are fixedly connected to one side of the splint 4. Specifically, there are two splints 4. A cutter head 5 is provided between the two splints 4. When the splint 4 moves, the anti-slip strip 6 will be driven to move, so that the cutter head 5 can be conveniently fixed to prevent the cutter head 5 from loosening during work, thereby improving the stability of the connection and improving the work efficiency at the same time.

[0033] Reference Figure 3 A driving assembly is provided in the middle of the base 1, and the driving assembly includes a motor 7. The motor 7 is fixedly connected to the middle of the base 1. The base 1 can conveniently support the motor 7. The middle of the movable rod 8 is fixedly connected to the output end of the motor 7. When the motor 7 is working, the movable rod 8 can be easily driven to rotate.

[0034] Reference Figure 1 and Figure 4 The connecting block 12 is slidably connected with a shift block 13 inside, and a spring 14 is fixedly connected to one side of the shift block 13. When the shift block 13 is toggled, the spring 14 will be squeezed. Two shift blocks 13 are provided, and the two shift blocks 13 are slidably connected to the inside of the connecting block 12. A clamping block 16 is fixedly connected to the other side of the shift block 13. A clamping groove 17 is provided inside the splint 4, and the clamping groove 17 and the clamping block 16 are clamped with each other. There are two clamping blocks 16, and the two clamping blocks 16 are slidably connected to the inside of the connecting block 12. When the shift block 13 squeezes the spring 14, it will drive the clamping block 16 to move, so that the clamping block 16 is disengaged from the clamping groove 17. When the clamping block 16 is disengaged from the clamping groove 17, the corresponding splint 4 can be conveniently replaced according to the different cutter heads 5, thereby improving the stability of the connection.

[0035] Reference Figure 4 A limiting component is provided inside the connecting block 12, and the limiting component includes a fixing plate 15, and the fixing plate 15 is fixedly connected inside the connecting block 12. Two springs 14 are provided, one of which is fixedly connected to one side of the fixing plate 15, and the other spring 14 is fixedly connected to the other side of the fixing plate 15. The fixing plate 15 can limit the two springs 14, thereby preventing the two springs 14 from deviating when moving.

[0036] Reference Figure 2 A limiting plate 3 is fixedly connected to one side of the base 1, a limiting groove 18 is provided in the middle of the limiting plate 3, and the movable plate 11 is slidably connected in the middle of the limiting groove 18. The limiting groove 18 can further limit the limiting plate 3, thereby preventing the movable plate 11 from deflecting when moving.

[0037] Working principle: when the cutter head 5 needs to be clamped and fixed, the motor 7 will work, and when the motor 7 works, it will drive the movable rod 8 to rotate, and when the movable rod 8 rotates, it will drive the connecting rod 9 to move, and when the connecting rod 9 moves, it will drive the movable plate 11 to move at the same time through the connecting block 10, and when the movable plate 11 moves, it will drive the splint 4 to move through the connecting block 2 12, and when the splint 4 moves, it will drive the anti-slip strip 6 to move, so that the cutter head 5 can be fixed conveniently to prevent the cutter head 5 from loosening during work, thereby improving the stability of the connection and improving work efficiency at the same time.

[0038] When it is necessary to replace the corresponding splint 4 according to the different cutter heads 5, the shift block 13 is moved by shifting the shift block 13. When the shift block 13 moves, the spring 14 is squeezed, and the shift block 13 squeezes the spring 14 while driving the block 16 to move, so that the block 16 is disengaged from the slot 17. When the block 16 is disengaged from the slot 17, the corresponding splint 4 can be easily replaced according to the different cutter heads 5, thereby improving the stability of the connection.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional CNC lathe quick tool changing device, comprising a base (1), characterized in that: Both sides of the base (1) are fixedly connected to the limit block (2); one side of the base (1) is provided with a movable rod (8); both ends of the movable rod (8) are rotatably connected to connecting rods (9); the other end of the connecting rod (9) is rotatably connected to a connecting block one (10); one side of the connecting block one (10) is fixedly connected to a movable plate (11); the movable plate (11) is slidably connected to the middle of the limit block (2); one side of the movable plate (11) is fixedly connected to a connecting block two (12); one side of the connecting block two (12) is provided with a clamping plate (4); specifically, two clamping plates (4) are provided; a cutter head (5) is provided between the two clamping plates (4); and a driving component is provided in the middle of the base (1).

2. The multifunctional CNC lathe rapid tool changing device according to claim 1 is characterized in that: The driving assembly comprises a motor (7), the motor (7) is fixedly connected to the middle part of the base (1), and the middle part of the movable rod (8) is fixedly connected to the output end of the motor (7).

3. The multifunctional CNC lathe rapid tool changing device according to claim 1 is characterized in that: A shift block (13) is slidably connected inside the second connecting block (12), a spring (14) is fixedly connected to one side of the shift block (13), a clamping block (16) is fixedly connected to the other side of the shift block (13), a clamping groove (17) is provided inside the clamping plate (4), the clamping groove (17) and the clamping block (16) are clamped with each other, and a limiting component is provided inside the second connecting block (12).

4. The multifunctional CNC lathe rapid tool changing device according to claim 3 is characterized in that: The limiting assembly comprises a fixing plate (15), wherein the fixing plate (15) is fixedly connected to the interior of the second connecting block (12), and two springs (14) are provided, wherein one of the springs (14) is fixedly connected to one side of the fixing plate (15), and the other spring (14) is fixedly connected to the other side of the fixing plate (15).

5. The multifunctional CNC lathe rapid tool changing device according to claim 3 is characterized in that: Two clamping blocks (16) are provided, and both clamping blocks (16) are slidably connected inside the second connecting block (12).

6. The multifunctional CNC lathe rapid tool changing device according to claim 3 is characterized in that: Two shifting blocks (13) are provided, and both shifting blocks (13) are slidably connected inside the second connecting block (12).

7. The multifunctional CNC lathe rapid tool changing device according to claim 1 is characterized in that: A limiting plate (3) is fixedly connected to one side of the base (1), a limiting groove (18) is provided in the middle of the limiting plate (3), and the movable plate (11) is slidably connected to the middle of the limiting groove (18).

8. The multifunctional CNC lathe rapid tool changing device according to claim 1 is characterized in that: A plurality of anti-slip strips (6) are fixedly connected to one side of the clamping plate (4).

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