Workpiece rotating device for CNC (computer numerical control) lathe

Abstract

The workpiece rotating device for the CNC lathe comprises a supporting seat, a backer frame and a machining workpiece, the backer frame is fixedly installed on the top side of the supporting seat, the top side of the backer frame is connected with a bearing plate through a moving mechanism, the top side of the bearing plate is fixedly connected with a speed reducer, and the speed reducer is fixedly connected with the supporting seat. A servo motor is fixedly installed on the top of the speed reducer, and the output end of the servo motor is connected with the input end of the speed reducer. The utility model relates to the technical field of lathe workpiece machining. When the workpiece rotating device for the CNC lathe is used, a mounting plate can be driven to rotate through a servo motor and a speed reducer, then a pneumatic finger and a clamping block are driven to rotate, a machined workpiece is driven to rotate, and the effect of driving the pneumatic finger and the long-strip-shaped machined workpiece to horizontally rotate is achieved; and the machining efficiency of the long-strip-shaped machining workpiece is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lathe workpiece processing, in particular to a workpiece rotating device for a CNC numerically controlled lathe. Background Art

[0002] A lathe is a machine tool that mainly uses a turning tool to turn a rotating workpiece. Drills, reamer bits, reamers, taps, dies and knurling tools can also be used on a lathe for corresponding processing; parts can be processed individually or in batches. Various fixtures are often used in batch production to improve production efficiency.

[0003] In the prior art, some machine tools use clamping parts to clamp the workpiece and move it to the tool head for processing. After the processing is completed, the processed workpiece can be directly taken out. However, when the existing CNC lathe is installed to clamp the workpiece for processing, sometimes the other end of the long workpiece needs to be processed after the processing is completed. At this time, the workpiece needs to be removed, and then the workpiece needs to be turned over and installed to achieve the purpose of turning the workpiece. However, this method takes a certain amount of time when turning the workpiece, thereby reducing the processing efficiency of the workpiece. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a workpiece rotating device for a CNC lathe, so as to solve the technical problems mentioned in the above background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A workpiece rotating device for a CNC lathe comprises a support seat, a backrest and a workpiece to be processed, wherein the backrest is fixedly mounted on the top side of the support seat, the top side of the backrest is connected to a load-bearing plate via a moving mechanism, the top side of the load-bearing plate is fixedly connected to a reducer, a servo motor is fixedly mounted on the top of the reducer, the output end of the servo motor is connected to the input end of the reducer, the end of the output shaft of the reducer extends to the bottom of the load-bearing plate, the bottom end of the output shaft of the reducer is fixedly connected to a mounting plate, the mounting plate is rotatably connected to the load-bearing plate, and pneumatic fingers are fixedly mounted on both ends of the bottom side of the mounting plate.

[0007] In a preferred example, the utility model can be further configured as follows: a clamping block is fixedly connected to the clamping arm of the pneumatic finger, the clamping ends of the two clamping blocks located on the same pneumatic finger are arranged in a V shape, and the workpiece is located between the corresponding two clamping blocks.

[0008] In a preferred example, the utility model can be further configured as follows: wherein the pneumatic fingers are fixedly connected to the mounting plate by bolts, and the clamping block is fixedly connected to the corresponding clamping end of the pneumatic fingers by bolts.

[0009] In a preferred example, the utility model can be further configured as follows: the moving mechanism includes a first slide rail, the first slide rail is fixedly installed on the top of the backrest, a first slider is slidably connected to the first slide rail, and a rack is fixedly connected to the side of the first slide rail.

[0010] In a preferred example, the utility model can be further configured as follows: a connecting plate is fixedly connected to the side of the first slider, a first motor reducer is fixedly installed on the side of the connecting plate away from the first slider, an output shaft of the first motor reducer extends above the rack and is connected to a driving gear, and the driving gear is meshed with the rack.

[0011] In a preferred example, the utility model can be further configured as follows: the top side of the first sliding block is fixedly connected to a support plate, the side of the support plate is slidably connected to a second slide rail, and the bottom end of the second slide rail is fixedly connected to the load-bearing plate.

[0012] In a preferred example, the utility model can be further configured as follows: a tooth plate is fixedly connected to the side of the second slide rail, a positioning plate is fixedly connected to the side of the support plate, a second motor reducer is fixedly installed on the side of the positioning plate away from the support plate, the output shaft of the second motor reducer extends to the side of the tooth plate and is connected to a transmission gear, and the transmission gear is meshed with the tooth plate.

[0013] In summary, the utility model includes at least one of the following beneficial technical effects:

[0014] 1. This workpiece rotating device for a CNC lathe can drive the mounting plate to rotate through a servo motor and a reducer, thereby driving the pneumatic fingers and the clamping block to rotate, and then driving the workpiece to rotate, so as to achieve the effect of driving the pneumatic fingers and the long-shaped workpiece to rotate horizontally, thereby improving the processing efficiency of the long-shaped workpiece;

[0015] 2. A workpiece rotating device for a CNC lathe, wherein a clamping block is connected to the clamping end of the pneumatic finger, so that when the finger is started for clamping, the clamping block will be driven to move synchronously, so that the clamping block clamps the long strip of workpiece, and the clamping end of the clamping block is V-shaped, so that the long strip of workpiece can be clamped at the end of the clamping block, thereby improving the stability of the clamping, and the mounting plate connected by bolts and the clamping block connected by bolts improve the stability after installation;

[0016] 3. A workpiece rotating device for a CNC lathe, wherein the first motor reducer in the moving mechanism dispatches a driving gear to rotate when it is needed, and the set driving gear is meshed with the set rack, and the first slider and the first slide rail are slidably connected, so that when the driving gear rotates, the slider slides on the slide rail, thereby driving the workpiece to move along the X-axis, so that the workpiece is conveniently moved to a suitable position for flipping;

[0017] 4. A workpiece rotating device for a CNC lathe, wherein when the workpiece needs to move along the Y-axis, the second motor reducer is started, so that the second motor reducer drives the transmission gear to rotate, and the second slide rail is slidably installed on the support plate, and the transmission gear is meshed with the toothed plate, so the rotation of the transmission gear will drive the slide rail to move vertically up and down, thereby driving the workpiece to move along the Y-axis. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of a workpiece rotating device for a CNC lathe.

[0020] Figure 2 The utility model is a schematic diagram of the structure of the first slide rail of a workpiece rotating device for a CNC lathe.

[0021] Figure 3 The utility model is a schematic diagram of the structure of the second slide rail of a workpiece rotating device for a CNC lathe.

[0022] Figure 4 The utility model is a schematic diagram of the structure of a servo motor of a workpiece rotating device for a CNC lathe.

[0023] Figure 5 The utility model is a schematic diagram of the enlarged structure of a servo motor of a workpiece rotating device for a CNC lathe.

[0024] In the figure, 1. support seat; 2. backrest; 3. workpiece; 4. moving mechanism; 5. load-bearing plate; 6. reducer; 7. servo motor; 8. mounting plate; 9. pneumatic finger; 10. clamping block; 11. first slide rail; 12. first slider; 13. rack; 14. connecting plate; 15. first motor reducer; 16. driving gear; 17. support plate; 18. second slide rail; 19. gear plate; 20. positioning plate; 21. second motor reducer; 22. transmission gear. DETAILED DESCRIPTION

[0025] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0026] Example:

[0027] Reference Figure 1-Figure 5 The utility model discloses a workpiece rotating device for a CNC lathe, comprising a support base 1, a backrest 2 and a workpiece 3 to be processed, wherein the backrest 2 is fixedly installed on the top side of the support base 1, the top side of the backrest 2 is connected to a load-bearing plate 5 through a moving mechanism 4, the top side of the load-bearing plate 5 is fixedly connected to a reducer 6, a servo motor 7 is fixedly installed on the top of the reducer 6, the output end of the servo motor 7 is connected to the input end of the reducer 6, the end of the output shaft of the reducer 6 extends to the bottom of the load-bearing plate 5, the bottom end of the output shaft of the reducer 6 is fixedly connected to a mounting plate 8, the mounting plate 8 is rotatably connected to the load-bearing plate 5, and pneumatic fingers 9 are fixedly installed at both ends of the bottom side of the mounting plate 8.

[0028] In this embodiment, when in use, the workpiece is clamped by the pneumatic fingers 9, and then the load-bearing plate 5 is driven to move by the provided moving parts, which will eventually drive the pneumatic fingers 9 and the processed workpiece 3 to move, so that the processed workpiece 3 is moved to the processing position of the machine tool for processing. After one end of the processed workpiece 3 is processed, the servo motor 7 is started, and then the servo motor 7 will drive the mounting plate 8 to rotate through the reducer 6, and at the same time, the mounting plate 8 will drive the provided pneumatic fingers 9 to rotate, thereby achieving the effect of driving the processed workpiece 3 to rotate, realizing the effect of horizontal rotation of the starting fingers and the workpiece, thereby improving the processing efficiency of the machine tool.

[0029] In a further preferred embodiment of the present invention, Figure 4-5 As shown, a clamping block 10 is fixedly connected to the clamping arm of the pneumatic finger 9, and the clamping ends of the two clamping blocks 10 located on the same pneumatic finger 9 are set in a V shape, and the processing workpiece 3 is located between the corresponding two clamping blocks 10, wherein the pneumatic finger 9 is fixedly connected to the mounting plate 8 by bolts, and the clamping block 10 is fixedly connected to the corresponding clamping end of the pneumatic finger 9 by bolts.

[0030] In this embodiment, a clamping block 10 is connected to the clamping end of the pneumatic finger 9, so that when the finger is started for clamping, the clamping block 10 will be driven to move synchronously, allowing the clamping block 10 to clamp the long strip of workpiece 3. The clamping end of the clamping block 10 is V-shaped, so that the long strip of workpiece can be clamped at the end of the clamping block 10, thereby improving the stability of clamping. The mounting plate 8 connected by bolts and the clamping block 10 connected by bolts improve the stability after installation.

[0031] In a further preferred embodiment of the present invention, Figure 1-3 As shown, the moving mechanism 4 includes a first slide rail 11, the first slide rail 11 is fixedly installed on the top of the backrest 2, the first slide rail 11 is slidably connected with a first slider 12, the side of the first slide rail 11 is fixedly connected with a rack 13, the side of the first slider 12 is fixedly connected with a connecting plate 14, the side of the connecting plate 14 away from the first slider 12 is fixedly installed with a first motor reducer 15, the output shaft of the first motor reducer 15 extends to the top of the rack 13 and is connected with a driving gear 16, and the driving gear 16 is meshed with the rack 13.

[0032] In this embodiment, when it is necessary to perform the first motor reducer 15 in the moving mechanism 4, the driving gear 16 is dispatched to rotate, and the set driving gear 16 is meshed with the set rack 13, and the first slider 12 is also slidably connected with the first slide rail 11, so that when the driving gear 16 rotates, the slider slides on the slide rail, thereby driving the workpiece to move along the X-axis, making it convenient to move the workpiece to a suitable position for flipping.

[0033] In a further preferred embodiment of the present invention, Figure 1-3 As shown, the top side of the first sliding block 12 is fixedly connected with a support plate 17, the side of the support plate 17 is slidably connected with a second slide rail 18, the bottom end of the second slide rail 18 is fixedly connected with the load-bearing plate 5, the side of the second slide rail 18 is fixedly connected with a tooth plate 19, the side of the support plate 17 is fixedly connected with a positioning plate 20, and the side of the positioning plate 20 away from the support plate 17 is fixedly installed with a second motor reducer 21, the output shaft of the second motor reducer 21 extends to the side of the tooth plate 19 and is connected with a transmission gear 22, and the transmission gear 22 is meshed with the tooth plate 19.

[0034] In this embodiment, when the workpiece needs to move along the Y-axis, the second motor reducer 21 is started, so that the second motor reducer 21 drives the transmission gear 22 to rotate, and the second slide rail 18 is slidably installed on the support plate 17. At the same time, the transmission gear 22 is meshed with the toothed plate 19. Therefore, the rotation of the transmission gear 22 will drive the slide rail to move vertically up and down, and then drive the workpiece to move along the Y-axis, so that the workpiece can be moved to a suitable position for flipping.

[0035] The embodiments of this specific implementation method are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. Therefore, all equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A workpiece rotating device for a CNC lathe, comprising a support base (1), a backing frame (2) and a workpiece (3) to be processed, wherein the backing frame (2) is fixedly mounted on the top side of the support base (1), and is characterized in that: The top side of the backrest frame (2) is connected to a load-bearing plate (5) through a moving mechanism (4), the top side of the load-bearing plate (5) is fixedly connected to a reducer (6), the top of the reducer (6) is fixedly mounted with a servo motor (7), the output end of the servo motor (7) is connected to the input end of the reducer (6), the end of the output shaft of the reducer (6) extends to the bottom of the load-bearing plate (5), the bottom end of the output shaft of the reducer (6) is fixedly connected to a mounting plate (8), the mounting plate (8) is rotatably connected to the load-bearing plate (5), and pneumatic fingers (9) are fixedly mounted on both ends of the bottom side of the mounting plate (8).

2. A workpiece rotating device for a CNC lathe according to claim 1, characterized in that: The clamping arms of the pneumatic fingers (9) are fixedly connected with clamping blocks (10); the clamping ends of the two clamping blocks (10) located on the same pneumatic finger (9) are arranged in a V shape; the workpiece (3) to be processed is located between the corresponding two clamping blocks (10).

3. A workpiece rotating device for a CNC lathe according to claim 2, characterized in that: The pneumatic fingers (9) are fixedly connected to the mounting plate (8) via bolts, and the clamping block (10) is fixedly connected to the corresponding clamping end of the pneumatic fingers (9) via bolts.

4. A workpiece rotating device for a CNC lathe according to claim 3, characterized in that: The moving mechanism (4) comprises a first slide rail (11), the first slide rail (11) is fixedly mounted on the top of the backrest (2), a first slider (12) is slidably connected to the first slide rail (11), and a rack (13) is fixedly connected to the side of the first slide rail (11).

5. A workpiece rotating device for a CNC lathe according to claim 4, characterized in that: A connecting plate (14) is fixedly connected to the side of the first slider (12); a first motor reducer (15) is fixedly installed on the side of the connecting plate (14) away from the first slider (12); an output shaft of the first motor reducer (15) extends above the rack (13) and is connected to a driving gear (16); and the driving gear (16) is meshed with the rack (13).

6. A workpiece rotating device for a CNC lathe according to claim 5, characterized in that: The top side of the first sliding block (12) is fixedly connected to a support plate (17), the side of the support plate (17) is slidably connected to a second slide rail (18), and the bottom end of the second slide rail (18) is fixedly connected to the load-bearing plate (5).

7. A workpiece rotating device for a CNC lathe according to claim 6, characterized in that: A toothed plate (19) is fixedly connected to the side of the second slide rail (18), a positioning plate (20) is fixedly connected to the side of the support plate (17), a second motor reducer (21) is fixedly installed on the side of the positioning plate (20) away from the support plate (17), an output shaft of the second motor reducer (21) extends to the side of the toothed plate (19) and is connected to a transmission gear (22), and the transmission gear (22) is meshed with the toothed plate (19).

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