Point type clamping structure for industrial machinery

Abstract

The invention relates to the technical field of point type clamping, in particular to a point type clamping structure for industrial machinery, which is characterized in that a rotating disc is arranged at the top end of a supporting plate, a plurality of sliding grooves are formed in the top end of the rotating disc, sliding blocks are slidably connected to the inner walls of the sliding grooves, and the sliding blocks are fixedly mounted at the bottom ends of clamping blocks; a first ring groove is longitudinally formed in the clamping block in a penetrating mode, a second ring groove is transversely formed in the clamping block in a penetrating mode and staggered with the first ring groove, limiting blocks are slidably connected to openings of the inner walls of the first ring groove and the second ring groove, and clamping plates are fixedly connected to the outer walls of the limiting blocks; a plurality of balls are arranged in the first ring groove and the second ring groove, and an adjusting assembly used for changing the inclination angle of the supporting cone is arranged on the mounting frame. The angle adjusting device has the beneficial effects that a workpiece can be adjusted to a proper angle in the machining process, the requirements of different machining technologies are met, and multi-angle machining is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of point clamping, in particular to a point clamping structure for industrial machinery. Background Art

[0002] In modern industrial production, machining, assembly and other process links have extremely high requirements for workpiece clamping. Accurate and stable clamping is one of the key factors to ensure product processing accuracy and quality.

[0003] In industrial manufacturing links such as mechanical processing and assembly production lines, various workpieces need to be accurately positioned and firmly clamped. Due to the different shapes and sizes of different workpieces, when drilling and grinding irregularly shaped parts, traditional fixed-angle clamping components are difficult to meet all-round processing needs, resulting in the need to frequently replace fixtures or readjust the workpiece position, reducing production efficiency and increasing production costs. Summary of the invention

[0004] In response to the problems in the prior art, the present invention provides a point clamping structure for industrial machinery. In order to solve the above-mentioned problems, the present invention proposes a point clamping structure for industrial machinery, which solves the problem that the existing fixed-angle clamping components are difficult to meet all-round processing requirements, resulting in the need to frequently replace fixtures or readjust the workpiece position.

[0005] The technical solution adopted by the present invention to solve its technical problem is: a point clamping structure for industrial machinery, comprising a mounting frame, a plurality of clamping blocks, a supporting cone for supporting a workpiece, a supporting plate fixedly mounted on the upper end of the supporting cone, and a driving component for driving the clamping block to move, a rotating disk is arranged at the top of the supporting plate, and a plurality of slide grooves are provided at the top of the rotating disk, a sliding block is slidably connected to the inner wall of the sliding groove, and the sliding block is fixedly mounted at the bottom end of the clamping block, a first annular groove is longitudinally penetrated inside the clamping block, a second annular groove is transversely penetrated inside the clamping block and is offset from the first annular groove, a limiting block is slidably connected at the openings of the inner walls of the first annular groove and the second annular groove, a clamping plate is fixedly connected to the outer wall of the limiting block, and a plurality of balls are arranged inside the first annular groove and the second annular groove; The mounting frame is provided with an adjustment component for changing the inclination angle of the supporting cone, the adjustment component includes an adjustment box fixedly mounted on the top of the mounting frame, a self-locking motor is fixedly mounted on the middle of the bottom end of the mounting frame, the output end of the self-locking motor is fixedly connected with a transmission rod, the upper end of the transmission rod wall is fixedly connected with a rotating frame, a transmission gear assembly is provided on the rotating frame, a rotating ball fixedly mounted on the bottom end of the supporting cone is embedded in the top of the adjustment box, a ball gear is fixedly connected to the bottom end of the rotating ball, and the ball gear is meshingly connected to the transmission gear assembly.

[0006] Specifically, the drive assembly includes a motor arranged in a supporting cone, the output end of the motor is fixedly connected to the rotating disk, the inner wall of the slide groove is penetrated by a reciprocating screw rod which is rotatably connected, and one end of the reciprocating screw rod is fixedly connected to a bevel gear, the bevel gears are meshedly connected to an inner bevel gear ring, and the inner bevel gear ring is fixedly connected to the edge of the supporting plate.

[0007] Specifically, the reciprocating screw rods are all threadedly connected to the sliders, and the sliders are all stuck in the sliding grooves.

[0008] Specifically, the walls of the clamping plates are provided with resistance-increasing patterns.

[0009] Specifically, the lower end of the rotating ball wall is fixedly connected to a limiting ring, the top wall of the regulating box is provided with a limiting ring groove, and the limiting rings are all clamped in the limiting ring groove.

[0010] Specifically, a limiting plate is fixedly connected to the upper end of the regulating box wall, a plurality of telescopic rods are fixedly connected between the inner wall of the limiting plate and the outer wall of the supporting cone, and springs are provided at the outer ends of the plurality of telescopic rods, and the springs are fixedly distributed on the inner wall of the limiting plate and the outer wall of the supporting cone.

[0011] Specifically, the outer diameter of the limit block is matched with the inner diameter of the openings of the first annular groove and the second annular groove.

[0012] Beneficial effects of the present invention: (1) The point clamping structure for industrial machinery described in the present invention, the self-locking motor in the adjustment component drives the transmission rod, rotating frame and transmission gear assembly, drives the ball gear and the support cone to rotate, thereby changing the inclination angle of the support cone. This allows the workpiece to be adjusted to a suitable angle during the processing process, meets the requirements of different processing techniques, and realizes multi-angle processing. Taking the complex curved surface processing of mechanical parts as an example, it can reduce the number of clamping times and improve processing efficiency; (2) The point clamping structure for industrial machinery described in the present invention has a first annular groove and a second annular groove inside the clamping block. The balls in the groove cooperate with the limit block and the clamping plate, so that the clamping plate can flexibly adjust the angle when contacting the workpiece, closely fit the surface of the workpiece with irregular shapes, and effectively avoid shaking or displacement of the workpiece during the clamping process, so that the special-shaped parts can be effectively clamped.

[0013] (3) In the point-type clamping structure for industrial machinery described in the present invention, the motor of the driving assembly drives the rotating disk to rotate, and the clamping block can move in the slide slot to adjust the clamping position through the reciprocating screw and bevel gear transmission. Thus, workpieces of different sizes can be effectively clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 A schematic diagram of a point clamping structure for industrial machinery provided by the present invention Figure 1 ; Figure 2 This is a schematic diagram of the overall cross-sectional structure of a point-type clamping structure for industrial machinery provided by the present invention; Figure 3 A schematic diagram of a ball gear structure with a point-type clamping structure for industrial machinery provided by the present invention; Figure 4 A schematic diagram of the longitudinal and transverse cross-sectional structure of a clamping block of a point-type clamping structure for industrial machinery provided by the present invention Figure 2 ; Figure 5 The present invention provides a point clamping structure for industrial machinery Figure 2 The enlarged structural diagram at A in the middle; Figure 6 The present invention provides a point clamping structure for industrial machinery Figure 2 The enlarged structural diagram at B in the middle; Figure 7 The present invention provides a point clamping structure for industrial machinery Figure 2 Enlarged structural diagram at point C in the middle.

[0016] In the figure: 1. mounting frame; 11. supporting cone; 12. supporting plate; 2. driving assembly; 201. slide groove; 21. motor; 22. rotating disk; 23. reciprocating screw rod; 24. bevel gear; 25. inner bevel gear ring; 3. adjusting assembly; 301. limiting ring groove; 31. adjusting box; 32. self-locking motor; 33. transmission rod; 34. rotating frame; 35. transmission gear assembly; 36. ball gear; 37. rotating ball; 38. limiting ring; 4. limiting disk; 41. telescopic rod; 42. spring; 5. clamping block; 501. first ring groove; 502. second ring groove; 51. sliding block; 52. limiting block; 53. clamping plate; 54. ball bearing. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] like Figure 1-Figure 7 As shown, the present invention provides the following technical solutions: Embodiment 1: A point clamping structure for industrial machinery includes a mounting frame 1, a plurality of clamping blocks 5, a support cone 11 for supporting a workpiece, a support plate 12 fixedly mounted on the upper end of the support cone 11, and a drive assembly 2 for driving the clamping block 5 to move.

[0019] When in use, the staff first installs the mounting frame 1 on the mechanical equipment, and then the driving assembly 2 can clamp the workpieces with a plurality of clamping blocks 5 .

[0020] Embodiment 2: The technical solution of this embodiment is different from that of embodiment 1 and includes: an adjustment component 3 for changing the inclination angle of the support cone 11 is provided on the mounting frame 1, the adjustment component 3 includes an adjustment box 31 fixedly installed on the top of the mounting frame 1, a self-locking motor 32 is fixedly installed in the middle of the bottom end of the mounting frame 1, a transmission rod 33 is fixedly connected to the output end of the self-locking motor 32, a rotating frame 34 is fixedly connected to the upper end of the transmission rod 33, a transmission gear component 35 is provided on the rotating frame 34, a rotating ball 37 fixedly installed at the bottom end of the support cone 11 is embedded in the top of the adjustment box 31, and the rotating ball A ball gear 36 is fixedly connected to the bottom end of 37, and the ball gear 36 is meshed with the transmission gear assembly 35. A limit ring 38 is fixedly connected to the lower end of the ball wall of the rotating ball 37. A limit ring groove 301 is provided on the top wall of the adjusting box 31, and the limit rings 38 are all stuck in the limit ring groove 301. The upper end of the box wall of the adjusting box 31 is fixedly connected to the limit disk 4. A plurality of telescopic rods 41 are fixedly connected between the inner wall of the limit disk 4 and the outer wall of the support cone 11, and springs 42 are arranged at the outer ends of the plurality of telescopic rods 41. The springs 42 are fixedly distributed on the inner wall of the limit disk 4 and the outer wall of the support cone 11.

[0021] During use, when the tilt angle needs to be adjusted, first start the self-locking motor 32. When the rotating frame 34 is driven to rotate to the required angle through the transmission rod 33, start the transmission gear assembly 35 to engage and drive the ball gear 36 to rotate. At this time, the ball gear 36 will rotate and slide along the limiting ring groove 301 through the limiting ring 38, so that the rotating ball 37 drives the support cone 11 and the support plate 12 to rotate and tilt, and then the tilt angle when clamping the workpiece can be adjusted to adapt to different working conditions. In addition, the support cone 11 will be tilted through the set several springs 42 and telescopic rods 41, which can limit the support cone 11.

[0022] Embodiment 3: The technical solution of this embodiment is different from that of Embodiment 2 and includes: the driving assembly 2 includes a motor 21 arranged in the support cone 11, the output end of the motor 21 is fixedly connected to the rotating disk 22, the inner wall of the slide groove 201 is penetrated by a reciprocating screw 23 which is rotatably connected, and one end of the reciprocating screw 23 is fixedly connected to a bevel gear 24, the bevel gear 24 is meshedly connected to an inner bevel gear ring 25, and the inner bevel gear ring 25 is fixedly connected to the edge of the support plate 12, the reciprocating screw 23 is threadedly connected to the slider 51, and the slider 51 is stuck in the slide groove 201, the top of the support plate 12 is provided with a rotating disk 22, and the rotating disk 22 is fixedly connected to the inner bevel gear ring 25. A plurality of slide grooves 201 are provided at the top of the disk 22, and a slider 51 is slidably connected to the inner wall of the slide groove 201, and the slider 51 is fixedly installed at the bottom end of the clamping block 5. A first annular groove 501 is longitudinally penetrated inside the clamping block 5, and a second annular groove 502 is transversely penetrated and offset from the first annular groove 501 inside the clamping block 5. The first annular groove 501 and the second annular groove 502 are slidably connected to the limiting block 52 at the openings of the inner walls, and the outer wall of the limiting block 52 is fixedly connected to the clamping plate 53, a plurality of balls 54 are arranged inside the first annular groove 501 and the second annular groove 502, and the wall of the clamping plate 53 is provided with resistance-increasing patterns.

[0023] When in use, first place the workpiece on the rotating disk 22, then start the motor 21 to drive the rotating disk 22 to rotate, the rotating disk 22 will engage the inner bevel gear ring 25 through a plurality of bevel gears 24, thereby driving a plurality of reciprocating screws 23 to rotate, at this time the reciprocating screws 23 will drive the clamping block 5 to move toward the workpiece for clamping through the slider 51, and the workpieces of different calibers can be clamped by adjustment, which is very practical, and when the clamping block 5 clamps the workpiece, the clamping plate 53 will contact the workpiece to apply clamping force, When the surface of the workpiece is uneven, the clamping plate 53 on one side will first contact the workpiece, and then drive a number of balls 52 to roll along the first annular groove 501 through the limit block 52, so that the clamping plate 53 on the other side is against the workpiece, thereby effectively clamping the workpiece with an uneven longitudinal outer wall. Similarly, through the transversely arranged second annular groove 502, the transverse clamping plate 53 can effectively clamp the workpiece with an uneven transverse outer wall, and the friction between the clamping plate 53 and the workpiece can be increased by the resistance-increasing groove.

[0024] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A point clamping structure for industrial machinery, comprising a mounting frame (1), a plurality of clamping blocks (5), a support cone (11) for supporting a workpiece, a support plate (12) fixedly mounted on the upper end of the support cone (11), and a drive assembly (2) for driving the clamping block (5) to move, characterized in that: A rotating disk (22) is arranged at the top of the support plate (12), and a plurality of sliding grooves (201) are provided at the top of the rotating disk (22), the inner walls of the sliding grooves (201) are slidably connected with sliders (51), and the sliders (51) are fixedly mounted on the bottom of the clamping block (5), a first annular groove (501) is longitudinally penetrated inside the clamping block (5), a second annular groove (502) is transversely penetrated inside the clamping block (5) and is offset from the first annular groove (501), the inner wall openings of the first annular groove (501) and the second annular groove (502) are slidably connected with limit blocks (52), the outer walls of the limit blocks (52) are fixedly connected with the clamping plate (53), and a plurality of balls (54) are provided inside the first annular groove (501) and the second annular groove (502); The mounting frame (1) is provided with an adjustment component (3) for changing the inclination angle of the support cone (11), the adjustment component (3) comprising an adjustment box (31) fixedly mounted on the top end of the mounting frame (1), a self-locking motor (32) fixedly mounted on the middle part of the bottom end of the mounting frame (1), an output end of the self-locking motor (32) fixedly connected to a transmission rod (33), an upper end of a rod wall of the transmission rod (33) fixedly connected to a rotating frame (34), a transmission gear component (35) being provided on the rotating frame (34), a rotating ball (37) fixedly mounted on the bottom end of the support cone (11) embedded in the top end of the adjustment box (31), a ball gear (36) fixedly connected to the bottom end of the rotating ball (37), and the ball gear (36) is meshingly connected to the transmission gear component (35).

2. The point clamping structure for industrial machinery according to claim 1, characterized in that: The drive assembly (2) comprises a motor (21) arranged in the support cone (11), the output end of the motor (21) is fixedly connected to the rotating disk (22), the inner wall of the slide groove (201) is penetrated by a reciprocating screw (23) for rotation connection, and one end of the reciprocating screw (23) is fixedly connected to a bevel gear (24), the bevel gear (24) is meshedly connected to an inner bevel gear ring (25), and the inner bevel gear ring (25) is fixedly connected to the edge of the support plate (12).

3. The point clamping structure for industrial machinery according to claim 2, characterized in that: The reciprocating screw rods (23) are all threadedly connected to the sliders (51), and the sliders (51) are all stuck in the slide grooves (201).

4. The point clamping structure for industrial machinery according to claim 1, characterized in that: The wall of the clamping plate (53) is provided with resistance-increasing patterns.

5. The point clamping structure for industrial machinery according to claim 1, characterized in that: The lower end of the ball wall of the rotating ball (37) is fixedly connected to a limiting ring (38), the top wall of the regulating box (31) is provided with a limiting ring groove (301), and the limiting ring (38) is clamped in the limiting ring groove (301).

6. The point clamping structure for industrial machinery according to claim 1, characterized in that: The upper end of the wall of the regulating box (31) is fixedly connected to a limit plate (4), a plurality of telescopic rods (41) are fixedly connected between the inner wall of the limit plate (4) and the outer wall of the support cone (11), and springs (42) are provided at the outer ends of the plurality of telescopic rods (41), and the springs (42) are fixedly distributed on the inner wall of the limit plate (4) and the outer wall of the support cone (11).

7. The point clamping structure for industrial machinery according to claim 1, characterized in that: The outer diameter of the limit block (52) is matched with the inner diameter of the openings of the first annular groove (501) and the second annular groove (502).

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