Limiting device for numerical control rotary table

Abstract

The utility model discloses a limiting device for a numerical control rotary table, which relates to the technical field of numerical control rotary table processing and comprises a shaft part processing fixing table, a screw height adjusting column is fixedly mounted at the top end of one side of the shaft part processing fixing table, and a height adjusting screw is movably connected in the screw height adjusting column. And the top end of one side of the height adjusting screw rod is fixedly connected with a first mounting disc. A fastening limiting disc is arranged, the position of a fastening screw rod is adjusted through a fastening handle, so that a fastening contact claw is directly adjusted to directly face the two sides of a shaft part, a rubber protection pad on the surface of the fastening contact claw makes contact with the shaft part, a certain protection effect is achieved in the fastening process, and the problem of extrusion damage is avoided; and the rotating connecting shaft is directly rotated by rotating the handle, so that the overall inclination angle of the fastening limiting disc can be directly adjusted, direct machining operation of shaft parts at different angles is facilitated, and the effect of being convenient and fast to use is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control turntable processing, in particular to a limiting device for a numerical control turntable. Background Art

[0002] A two-dimensional CNC turntable is a mechanical worktable that can rotate around both the vertical and horizontal axes at the same time, referred to as a PT turntable. Traditional CNC turntables cannot adjust the distance or the height, and can only process fixed heights and fixed parts. In order to improve the adaptability of the device and increase the flexibility of its use, we have redesigned a limit device for CNC turntables. Utility Model Content

[0003] The utility model aims to provide a limiting device for a numerical control turntable.

[0004] The cam is an adjustable height adjustment device, and the adjustable height adjustment device is an adjustable height adjustment device. The cam is an adjustable height adjustment device, and the adjustable height adjustment device is an adjustable height adjustment device. The cam is an adjustable height adjustment device, and the adjustable height adjustment device is an adjustable height adjustment device.

[0005] Preferably, the height adjustment screw passes through the interior of the screw height adjustment column and extends into the bottom end of the shaft part processing and fixing platform. The connection relationship between the height adjustment screw and the screw height adjustment column is a threaded connection. The connection relationship between the height adjustment screw and the shaft part processing and fixing platform is a threaded connection. The rotating connecting shaft passes through the interior middle of the first mounting disk and is fixedly connected to the fastening limit disk. The connection relationship between the first mounting disk and the rotating connecting shaft is a movable socket.

[0006] Preferably, the fastening limit plate includes a central axis limit plate, a fastening screw is threadedly connected to the surface of one side of the central axis limit plate, a fastening handle is fixedly welded to the top end of one side of the fastening screw, a fastening contact claw is fixedly welded to the bottom end of one side of the fastening screw, and a rubber protective pad is fixedly installed on the surface of one side of the fastening contact claw.

[0007] Preferably, the fastening contact claw is located inside the central axis limiting plate, and the number of the rubber protective pads is multiple, and the multiple rubber protective pads are circumferentially distributed on one side surface of the fastening contact claw.

[0008] Preferably, the bottom end of one side of the height adjustment screw is fixedly connected to a driven chassis, a motor disk is fixedly installed on one side edge of the shaft part processing fixing table, the top of the motor disk is fixedly connected to a power box, the bottom end of the motor disk is fixedly installed with a power motor, the bottom end of the power motor is rotatably connected to a driving shaft, and a transmission belt is provided on one side surface of the driving shaft.

[0009] Preferably, the connection between the power box and the power motor is an electrical control connection, the top end of the transmission belt away from the driving shaft is sleeved on a side surface of the driven chassis, and the connection between the driving shaft and the driven chassis is a transmission connection.

[0010] Preferably, a retractable cabin is provided inside the retractable connecting plate, a first fixing hole is provided on the top surface of one side of the retractable connecting plate, a fixing pin is movably engaged inside the first fixing hole, a second fixing hole is provided on the surface of one side of the telescopic connecting plate, the connection relationship between the telescopic connecting plate and the retractable cabin is a sliding connection, and the connection relationship between the fixing pin and the second fixing hole is a movably engaged connection.

[0011] Compared with the related art, the limit device for a CNC turntable provided by the utility model has the following beneficial effects:

[0012] 1. The utility model provides a limit device for a CNC turntable. By setting a fastening limit plate and adjusting the position of the fastening screw through a fastening handle, the fastening contact claws are directly adjusted to both sides of the shaft parts. The rubber protective pads on the surfaces of the fastening contact claws are in contact with the shaft parts, which plays a certain protective effect during the fastening process to avoid the problem of extrusion damage. The connecting shaft is directly rotated by turning the handle, and the overall inclination angle of the fastening limit plate can be directly adjusted, which is convenient for direct processing operations at different angles of the shaft parts and has the effect of being easy to use.

[0013] 2. The utility model provides a limit device for a CNC turntable. By setting a power motor to control the rotation of the driving shaft, the driven chassis is driven to rotate. Finally, the position of the height-adjusting screw inside the screw height-adjusting column is adjusted to adjust the overall height of the fastening limit plate. It can adapt to the gap adjustment between shaft parts of different specifications and the shaft parts processing fixed table. At the same time, it can adapt to the accuracy required for processing shaft parts of different specifications, improve the flexibility of the height adjustment of the device, and the height of the device can be adjusted by turning off and on the power box, which is convenient and quick to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall side view structure of the device of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the fastening limit plate of the utility model;

[0017] Figure 4 It is a schematic diagram of the split structure of the shrinkable connecting plate and the telescopic connecting plate of the utility model.

[0018] Numbers in the figure: 1. Shaft parts processing fixing table; 2. Screw height adjustment column; 3. Height adjustment screw; 4. First mounting plate; 5. Fastening limit plate; 6. Retractable connecting plate; 7. Telescopic connecting plate; 8. Retractable base; 9. Telescopic connecting rod; 10. Second mounting plate; 11. Rotating connecting shaft; 12. Rotating handle; 13. Driven chassis; 14. Motor plate; 15. Power box; 16. Power motor; 17. Driving shaft; 18. Transmission belt; 19. Retractable cabin; 20. First fixing hole; 21. Fixing pin; 22. Second fixing hole; 51. Middle shaft limit plate; 52. Fastening screw; 53. Fastening handle; 54. Fastening contact claw; 55. Rubber protective pad. DETAILED DESCRIPTION

[0019] Embodiment 1:

[0020] See also Figure 1-4The utility model provides a technical solution: a limiting device for a CNC turntable, comprising a shaft part processing fixed platform 1, a screw height adjustment column 2 is fixedly installed on the top of one side of the shaft part processing fixed platform 1, a height adjustment screw 3 is movably connected inside the screw height adjustment column 2, a first mounting plate 4 is fixedly connected to the top of one side of the height adjustment screw 3, a fastening limiting plate 5 is slidably connected to the top of the front side of the first mounting plate 4, a shrinking connecting plate 6 is fixedly installed in the middle of one side of the shaft part processing fixed platform 1, a telescopic connecting plate 7 is movably connected to one side of the shrinking connecting plate 6, a shrinking base 8 is fixedly installed on one side of the top of the shaft part processing fixed platform 1, and a shrinking base 8 is movably sleeved at the top of the shrinking base 8 A telescopic connecting rod 9 is connected, and a second mounting plate 10 is fixedly connected to the top of one side of the telescopic connecting rod 9. A rotating connecting shaft 11 is fixedly connected to the back of the fastening limit plate 5. A rotating handle 12 is fixedly connected to the top of the back side of the rotating connecting shaft 11. The height adjustment screw 3 passes through the interior of the screw height adjustment column 2 and extends into the bottom end of the shaft part processing fixed platform 1. The connection relationship between the height adjustment screw 3 and the screw height adjustment column 2 is a threaded connection. The connection relationship between the height adjustment screw 3 and the shaft part processing fixed platform 1 is a threaded connection. The rotating connecting shaft 11 passes through the inner middle of the first mounting plate 4 and is fixedly connected to the fastening limit plate 5. The connection relationship between the first mounting plate 4 and the rotating connecting shaft 11 is a movable sleeve.

[0021] The fastening limit plate 5 includes a central axis limit plate 51, a fastening screw 52 is threadedly connected to the surface of one side of the central axis limit plate 51, a fastening handle 53 is fixedly welded to the top end of one side of the fastening screw 52, ​​a fastening contact claw 54 is fixedly welded to the bottom end of one side of the fastening screw 52, ​​a rubber protective pad 55 is fixedly installed on the surface of one side of the fastening contact claw 54, the fastening contact claw 54 is located inside the central axis limit plate 51, and the number of rubber protective pads 55 is several, and the several rubber protective pads 55 are distributed in a circle on the surface of one side of the fastening contact claw 54.

[0022] In the implementation scheme, a tightening limit plate 5 is provided and the position of the tightening screw 52 is adjusted by means of the tightening handle 53, thereby directly adjusting the tightening contact claws 54 to both sides of the shaft part. The rubber protective pads 55 on the surface of the tightening contact claws 54 make contact with the shaft part, thereby playing a certain protective effect during the tightening process to avoid the problem of extrusion damage. By rotating the handle 12, the connecting shaft 11 is directly rotated, and the overall inclination angle of the tightening limit plate 5 can be directly adjusted, thereby facilitating direct processing operations at different angles of the shaft parts and achieving an easy-to-use effect.

[0023] Embodiment 2:

[0024] See also Figure 1-4The utility model provides a technical solution: a limiting device for a CNC turntable, comprising a height adjustment screw 3, the bottom end of which is fixedly connected to a driven chassis 13, a motor disk 14 is fixedly installed on one side edge of the shaft parts processing fixed platform 1, a power box 15 is fixedly connected to the top of the motor disk 14, a power motor 16 is fixedly installed on the bottom end of the motor disk 14, a driving shaft 17 is rotatably connected to the bottom end of the power motor 16, a transmission belt 18 is provided on one side surface of the driving shaft 17, the connection relationship between the power box 15 and the power motor 16 is an electric control connection, the top end of the transmission belt 18 away from the driving shaft 17 is sleeved on one side surface of the driven chassis 13, and the connection relationship between the driving shaft 17 and the driven chassis 13 is a transmission connection.

[0025] A retractable cabin 19 is provided inside the retractable connecting plate 6, a first fixing hole 20 is provided on the top surface of one side of the retractable connecting plate 6, a fixing pin 21 is movably engaged inside the first fixing hole 20, a second fixing hole 22 is provided on the surface of one side of the telescopic connecting plate 7, the connection relationship between the telescopic connecting plate 7 and the retractable cabin 19 is a sliding connection, and the connection relationship between the fixing pin 21 and the second fixing hole 22 is a movably engaged connection.

[0026] In the implementation scheme, a power motor 16 is provided to control the rotation of the driving shaft 17, thereby driving the rotation of the driven chassis 13, and finally adjusting the position of the height adjustment screw 3 inside the screw height adjustment column 2, thereby adjusting the overall height of the fastening limit plate 5, adapting to the direct gap adjustment between shaft parts of different specifications and the shaft parts processing fixing table 1, and at the same time adapting to the accuracy required for processing shaft parts of different specifications, thereby improving the flexibility of the height adjustment of the device, and at the same time, the height of the device can be adjusted by turning off and on the power box 15, which is convenient and quick to use.

[0027] Working principle:

[0028] By placing the two ends of the shaft part inside the middle shaft limit plate 51, the position of the fastening screw 52 is adjusted by the fastening handle 53, so as to directly adjust the fastening contact claw 54 to the two sides of the shaft part, and the rubber protective pad 55 on the surface of the fastening contact claw 54 is in contact with the shaft part, which plays a certain protective effect during the fastening process and avoids the problem of extrusion damage;

[0029] By rotating the handle 12, the connecting shaft 11 can be directly rotated, and the overall inclination angle of the fastening limit plate 5 can be directly adjusted, which is convenient for direct processing of shaft parts at different angles and has a convenient use effect;

[0030] The shaft parts processing fixed platform 1 on both sides can be adjusted by adjusting the position of the telescopic connecting plate 7 on the contraction connecting plate 6, directly aligned through the first fixing hole 20 and the second fixing hole 22, and then directly plugged and fixed through the fixing pin 21. The distance between the shaft parts processing fixed platform 1 is adjusted to adjust the distance between the fastening limit plates 5 at both ends, which can be appropriately adjusted according to the actual length of the shaft parts;

[0031] By setting a power motor 16 to control the rotation of the driving shaft 17, the rotation of the driven chassis 13 is driven, and finally the position of the height adjustment screw 3 inside the screw height adjustment column 2 is adjusted, so as to adjust the overall height of the fastening limit plate 5, so as to adapt to the direct gap adjustment between shaft parts of different specifications and the shaft parts processing fixing table 1, and at the same time adapt to the accuracy required for processing shaft parts of different specifications, so as to improve the flexibility of the height adjustment of the device, and at the same time, the height of the device can be adjusted by turning off and on the power box 15, which is convenient and quick to use.

Claims

1. A limiting device for a CNC turntable, comprising a shaft part processing fixed platform (1), a screw height adjustment column (2) being fixedly mounted on the top of one side of the shaft part processing fixed platform (1), characterized in that: The screw height adjustment column (2) is movably connected to a height adjustment screw (3) inside, the top end of one side of the height adjustment screw (3) is fixedly connected to a first mounting plate (4), the top end of the front side of the first mounting plate (4) is slidably connected to a tightening limit plate (5), a shrinking connection plate (6) is fixedly installed in the middle of one side of the shaft part processing fixed platform (1), one side of the shrinking connection plate (6) is movably connected to a telescopic connection plate (7), a shrinking base (8) is fixedly installed on one side of the top end of the shaft part processing fixed platform (1), the inner top end of the shrinking base (8) is movably sleeved with a telescopic connecting rod (9), the top end of one side of the telescopic connecting rod (9) is fixedly connected to a second mounting plate (10), the back side of the tightening limit plate (5) is fixedly connected to a rotating connecting shaft (11), and the top end of the back side of the rotating connecting shaft (11) is fixedly connected to a rotating handle (12).

2. A limiting device for a CNC turntable according to claim 1, characterized in that: The height adjustment screw (3) passes through the interior of the screw height adjustment column (2) and extends into the bottom end of the shaft part processing fixed platform (1); the connection relationship between the height adjustment screw (3) and the screw height adjustment column (2) is a threaded connection; the connection relationship between the height adjustment screw (3) and the shaft part processing fixed platform (1) is a threaded connection; the rotating connection shaft (11) passes through the interior middle of the first mounting plate (4) and is fixedly connected to the fastening limit plate (5); the connection relationship between the first mounting plate (4) and the rotating connection shaft (11) is a movable sleeve connection.

3. The limiting device for a CNC turntable according to claim 1, characterized in that: The fastening limit plate (5) comprises a central axis limit plate (51), a fastening screw (52) is threadedly connected to a surface of one side of the central axis limit plate (51), a fastening handle (53) is fixedly welded to a top end of one side of the fastening screw (52), a fastening contact claw (54) is fixedly welded to a bottom end of one side of the fastening screw (52), and a rubber protective pad (55) is fixedly mounted on a surface of one side of the fastening contact claw (54).

4. A limiting device for a CNC turntable according to claim 3, characterized in that: The fastening contact claw (54) is located inside the middle shaft limiting plate (51), and the number of the rubber protective pads (55) is a plurality, and the plurality of rubber protective pads (55) are distributed in a circle on a side surface of the fastening contact claw (54).

5. The limiting device for a CNC turntable according to claim 1, characterized in that: The bottom end of one side of the height adjustment screw rod (3) is fixedly connected to a driven chassis (13); a motor disk (14) is fixedly installed on one side edge of the shaft part processing fixed platform (1); the top end of the motor disk (14) is fixedly connected to a power box (15); the bottom end of the motor disk (14) is fixedly installed with a power motor (16); the bottom end of the power motor (16) is rotatably connected to a driving shaft (17); and a transmission belt (18) is provided on one side surface of the driving shaft (17).

6. A limiting device for a numerically controlled turntable according to claim 5, characterized in that: The connection relationship between the power box (15) and the power motor (16) is an electric control connection, the top end of the side of the transmission belt (18) away from the driving shaft (17) is sleeved on a side surface of the driven chassis (13), and the connection relationship between the driving shaft (17) and the driven chassis (13) is a transmission connection.

7. The limiting device for a CNC turntable according to claim 1, characterized in that: A retractable cabin (19) is provided inside the retractable connecting plate (6), a first fixing hole (20) is provided on the top surface of one side of the retractable connecting plate (6), a fixing pin (21) is movably engaged inside the first fixing hole (20), a second fixing hole (22) is provided on the surface of one side of the telescopic connecting plate (7), the connection relationship between the telescopic connecting plate (7) and the retractable cabin (19) is a sliding connection, and the connection relationship between the fixing pin (21) and the second fixing hole (22) is a movably engaged connection.

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