Ferromagnetic material curved body surface positioning, trepanning and lineation device

Abstract

The utility model relates to the technical field of machine manufacturing and metal processing, in particular to a positioning, trepanning and marking device for the curved surface of a ferromagnetic material. The ferromagnetic material curved body surface positioning, trepanning and lineation device comprises a positioning disc, a positioning rod and four universal supports. The four universal supports are fixedly connected with the positioning disc and evenly distributed on the bottom face of the positioning disc, each universal support is provided with a ball head, a ball seat and a magnet, the ball heads are embedded in the ball seats, the magnets are connected with the bottoms of the ball seats through threads, the whole positioning disc is fixed to a ferromagnetic curved surface in an attracted mode through the magnets, and the positioning disc is connected with the positioning rod through a sliding sleeve. The other end of the positioning rod is connected with a scribing assembly and a stone pen. According to the scribing device, trepanning and scribing work on the surfaces of various ferromagnetic material curved bodies can be achieved, errors caused by tool shaking or displacement are avoided, and therefore the purposes of improving work efficiency and trepanning precision, enhancing flexibility and adaptability of the device and reducing accident occurrence risks are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical manufacturing and metal processing technical field especially relates to a ferromagnetic material curved surface positioning trepanning and scribing device. BACKGROUND

[0002] In the constantly developing mechanical manufacturing and metal processing technical field, the head trepanning as a common process operation link plays a vital role in the huge system of the whole mechanical manufacturing. The head as a common component is widely used in various equipment from large pressure vessels to small precision instruments, and is usually connected with the equipment body in the form of welding, so the quality of the head trepanning operation directly affects the use performance and safety of the whole equipment.

[0003] The traditional head trepanning method is usually through manual measurement, positioning and scribing, and then using gas welding to perform flame trepanning. This method not only has low work efficiency, but also is difficult to guarantee the trepanning precision, and is prone to have large deviation, and even may cause the head to be scrapped or safety accidents due to human factors. In the prior art, some schemes use laser positioning, electric positioning and other methods to perform accurate positioning to improve the trepanning precision. However, the positioning and trepanning devices proposed in these schemes mostly belong to precision control equipment, have high cost, high maintenance cost, large floor area, and are prone to disputes due to the influence of factors such as technical protection of the manufacturer, which is not conducive to large-scale popularization and application, and is mostly suitable for the horizontal placement of objects, and has poor adaptability and flexibility for the trepanning positioning of objects placed in multiple positions, which is prone to affect the precision and efficiency of the trepanning. SUMMARY

[0004] (I) Technical problem to be solved

[0005] The utility model provides a kind of ferromagnetic material curved surface positioning trepanning and scribing device to overcome the problems in the prior art, such as low work efficiency and easy to produce error when manually operating the positioning trepanning and scribing operation on the curved surface of ferromagnetic material such as head, high cost of precision equipment when using machine trepanning method, and poor adaptability and flexibility for the trepanning positioning operation of objects placed in multiple positions.

[0006] (II) Technical scheme

[0007] To achieve the above object, the utility model provides a kind of ferromagnetic material curved surface positioning trepanning and scribing device, which comprises a positioning disc, a positioning rod and four universal supports.

[0008] The universal support is fixedly connected with the positioning disc, and the four universal supports are evenly distributed on the bottom surface of the positioning disc. One end of the positioning rod is connected with the positioning disc through a sliding sleeve, and the other end is connected with a scribing assembly.

[0009] The positioning disc is a disc structure, and the positioning disc is provided with a center hole connected with a bearing assembly. The bearing assembly comprises a bearing, a first positioning needle, a sliding sleeve and a threaded lock sleeve. The bearing comprises a bearing outer ring and a bearing inner ring, and the bearing is arranged in the center hole. The bearing outer ring is fixedly connected with the center hole. The sliding sleeve is arranged in the middle part of the positioning disc. The sliding sleeve is provided with a through hole on one side. The sliding sleeve is provided with a limiter for fixing the position of the sliding sleeve. The first positioning needle is arranged in the through hole and connected with the sliding sleeve. The first positioning needle is a cylindrical body provided with a tapered needle head at one end. The first positioning needle is arranged in the bearing inner ring, and the needle head end is arranged on a ferromagnetic curved surface.

[0010] The scribing assembly comprises a second positioning needle, a support arm and two cross connectors. The support arm is an L-shaped structure, and the support arm is provided with a fixed clamp sleeve connected with a stone pen at one end. The cross connectors are provided with two through holes perpendicular to each other and staggered. The two cross connectors are a first cross connector and a second cross connector. The second positioning needle is provided with a tapered end arranged on the ferromagnetic curved surface. A positioning rod is fixedly connected with the upper end of the second positioning needle through the first cross connector. The second positioning needle and one end of the support arm are respectively arranged in the two through holes of the second cross connector.

[0011] The universal support comprises a connecting rod, a ball head, a ball seat and a magnet. One end of the connecting rod is fixedly connected with the ball head, and the other end of the connecting rod is fixedly connected with the positioning disc. The ball seat is made of a magnetic material, and the ball seat is provided with a groove which is a spherical cavity matched with the ball head. The ball head is embedded in the ball seat and is in sliding connection with the ball seat. The ball seat is provided with a threaded hole in the center of the bottom, and the ball seat is provided with a limiter at the right end to limit the movement of the ball head.

[0012] Preferably, the magnet is provided with a threaded rod in the center, and the magnet is threadedly connected with the ball seat. The magnet is adsorbed on the ferromagnetic curved surface to fix the whole positioning disc.

[0013] Preferably, the positioning rod is in sliding connection with the sliding sleeve to realize the relative movement of the whole positioning disc and the positioning rod.

[0014] Preferably, the first positioning needle and the sliding sleeve realize the relative rotation with the positioning disc through the bearing, and the first positioning needle is fixed through the threaded lock sleeve.

[0015] Preferably, the positioning rod is provided with a size scale to improve the accuracy of hole scribing.

[0016] Preferably, the second positioning needle and the support arm are cross-connected.

[0017] (Three) beneficial effects

[0018] The utility model provides a ferromagnetic material curved surface positioning trepanning scribe device, can realize the positioning trepanning scribe operation to ferromagnetic material surface, through the connection of positioning disc and universal support, fixes the device on the curved surface of different directions, uses the positioning rod and scribe subassembly, realizes accurate size design and processing according to actual demand, carries out the trepanning scribe work of multi -angle on the ferromagnetic curved surface, thereby reaches ensuring the device and the ferromagnetic material curved surface connection stable in the working process, avoids the error because of frock shaking or displacement, improves work efficiency and scribe precision, promotes the flexibility and adaptability of device. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The utility model discloses a ferromagnetic material curved surface positioning trepanning scribe device structure schematic diagram shows.

[0020] Figure 2 The utility model discloses a positioning disc overhead structure schematic diagram shows.

[0021] Figure 3 The utility model discloses a universal support structure schematic diagram shows.

[0022] Wherein: 1: ferromagnetic curved surface 2: universal support 3: positioning disc 4: positioning rod 5: sliding sleeve 6: first positioning needle 7: bearing assembly 8: threaded lock sleeve 9: first cross connecting piece 10: second positioning needle 11: support arm 12: stone pen 13: locking screw 14: connecting rod 15: ball head 16: ball seat 17: magnet 18: stopper 19: second cross connecting piece. DETAILED DESCRIPTION

[0023] The utility model will be described in detail below in combination with the drawings and examples.

[0024] In the description of the utility model, it is necessary to understand that the orientation or position relation indicated by "up", "down", "left", "right", "inner", "outer", "top", "bottom" and the like are all based on the orientation or position relation shown in the drawings, and the target is only to facilitate the description of the utility model and simplify the description, and it is not indicated or implied that the indicated parts must have a particular orientation, a particular orientation structure and operation, so it can not be understood as a limitation on the utility model.

[0025] As Figures 1-3 The utility model discloses a ferromagnetic material curved surface positioning trepanning scribe device, including positioning disc 3, positioning rod 4 and four universal supports 2.

[0026] As Figure 1As shown, the universal support 2 is fixedly connected with the positioning disc 3, and the four universal supports 2 are uniformly distributed on the bottom surface of the positioning disc 3, so that the positioning disc 3 is more balanced and stable.

[0027] As shown in the drawings, the positioning rod 4 is connected with the positioning disc 3 as a whole through the sliding sleeve 5 at one end, and is connected with the scribing assembly at the other end. The positioning rod 4 is provided with scales, the minimum scale is 1mm, and the maximum length is 1000mm, so as to meet the working requirements of holes of different sizes and improve the accuracy of hole positioning. Figures 1-2

[0028] The positioning disc 3 is in a disc structure, and is provided with a central hole for connecting the bearing assembly 7. The bearing assembly 7 includes a bearing, a sliding sleeve 5, a first positioning needle 6 and a threaded lock sleeve 8. The bearing includes a bearing outer ring and a bearing inner ring, and is arranged in the central hole of the positioning disc 3. The bearing outer ring is fixedly connected with the central hole, and the bearing inner ring is rotatable. The sliding sleeve 5 is connected in the middle of the positioning disc 3, and is provided with a through hole on one side. The sliding sleeve 5 is provided with a limiter 18 for fixing the position of the sliding sleeve 5 on the positioning rod 4. The first positioning needle 6 is in a cylindrical structure with a tapered needle head at one end, and is connected with the sliding sleeve 5 through the through hole. The first positioning needle 6 is arranged in the bearing inner ring, and the needle head end is in contact with the ferromagnetic curved surface 1.

[0029] As shown in the drawings, the scribing assembly includes a second positioning needle 10, a support arm 11 and two cross connectors. The second positioning needle 10 is tapered at one end, and the tapered end is in contact with the ferromagnetic curved surface 1, which is a curved surface of a ferromagnetic material. The cross connectors are provided with two through holes perpendicular to each other and offset. The two cross connectors are a first cross connector 9 and a second cross connector 19. The upper end of the second positioning needle 10 is fixedly connected with the positioning rod 4 through the first cross connector 9. The support arm 11 is in an L-shaped structure, and is provided with a fixed clamp sleeve connected with a stone pen 12 at one end. The second positioning needle 10 and the other end of the support arm 11 are fixedly connected through the second cross connector 19. The above connection mode can make the scribing assembly rotate by 360°, realize multi-angle scribing operation on the curved surface, and improve the flexibility of the device. Figure 1

[0030] Figure 3 ​​​As shown, the universal support 2 includes a connecting rod 14, a ball head 15, a ball seat 16 and a magnet 17, one end of the connecting rod 14 is fixed on the ball head 15, the other end is fixedly connected with the positioning disc 3. The ball seat 16 is made of magnetic material, the ball seat 16 is provided with a groove, the groove is a spherical cavity matched with the ball head 15, the ball head 15 is embedded in the ball seat 16 and the two are slidingly connected, one end of the ball seat 16 is provided with a positioner 18 for limiting the movement of the ball head 15, so that the universal support is suitable for the curved surface of the ferromagnetic material at multiple angles, and the flexibility and adaptability of the device are improved. The bottom center of the ball seat 16 is provided with a threaded hole, the center of the magnet 17 is provided with a threaded rod, the ball seat 16 is threadedly connected with the magnet 17, and the magnet 17 is used for adsorbing on the ferromagnetic curved surface 1, fixing the whole positioning disc 3, improving the stability of the device during operation, reducing the error caused by the shaking or displacement of the tool, and thus improving the working efficiency and the hole accuracy.

[0031] It should be noted that, generally, the magnet 17 is circular, and its surface area is greater than or equal to the bottom area of the ball seat, which can enhance the adsorption capacity and make the device more stable in connection with the ferromagnetic curved surface 1.

[0032] It should be noted that, in actual work, balance level beads need to be arranged on the positioning disc 3, and the height of the four universal supports 2 is adjusted by observing the position of the balance level beads, so as to ensure that the positioning disc 3 is in a horizontal state.

[0033] The actual working scene of the ferromagnetic material curved surface positioning and hole marking device will be described in detail below.

[0034] In actual work, the universal support 2 is placed on the ferromagnetic curved surface to be operated, the whole positioning disc 3 is adsorbed and stabilized with the ferromagnetic curved surface 1, the first positioning needle 6 is connected with the sliding sleeve 5 and then inserted into the bearing, and the threaded lock sleeve 8 is tightened, so that the bearing assembly 7 is connected with the positioning disc 3. Then the positioning rod 4 is inserted into the sliding sleeve 5, and is adjusted to a suitable position according to the operation requirement, the position of the sliding sleeve 5 on the positioning rod 4 is fixed by using the positioner 18, the other end of the positioning rod 4 is connected with the marking assembly, the stone pen 12 is controlled by the second positioning needle 10 and the supporting arm 11, and the positioning and hole marking operation is carried out on the ferromagnetic curved surface 1 to be machined.

[0035] The ferromagnetic material curved surface positioning and hole marking device provided by the utility model can realize stable connection of the ferromagnetic curved surface 1 by the universal support 2 when the device is used for positioning and hole marking operation on the ferromagnetic curved surface 1, so as to fix the positioning disc 3 and improve the stability of the device, avoid errors caused by shaking or displacement of the tool, reduce the risk of accidents, adjust the position of the sliding sleeve 5 on the positioning rod 4 according to the scale of the positioning rod 4 according to the operation requirement, and carry out positioning and marking operations, thereby improving the accuracy of the device and achieving the purpose of improving the working efficiency.

[0036] It can be understood that the above-mentioned various embodiments of the present application can be combined with each other to form a combined embodiment without deviating from the principle logic.

[0037] Those skilled in the art can understand that in the above method of the specific embodiment, the writing order of each step does not mean a strict execution order and does not constitute any limitation on the implementation process, and the specific execution order of each step should be determined by its function and possible internal logic.

[0038] The above has described various embodiments of the present application, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles, practical applications, or technical improvements in the market of the embodiments, or to enable other ordinary skilled persons in the art to understand the embodiments disclosed herein.

Claims

1. A device for positioning and marking holes on the surface of a curved body made of ferromagnetic material, characterized in that, The utility model relates to a kind of positioning device, including: Positioning disc (3), positioning rod (4) and four universal supports (2); The universal support (2) is fixedly connected with the positioning disc (3), and the four universal supports (2) are evenly distributed on the bottom surface of the positioning disc (3); The positioning disc (3) is a disc structure, and the positioning disc (3) is provided with a central hole, the central hole is connected with a bearing assembly (7), the bearing assembly (7) includes a bearing, a sliding sleeve (5), a first positioning needle (6) and a threaded lock sleeve (8), the bearing includes a bearing outer ring and a bearing inner ring, and the bearing is arranged in the central hole of the positioning disc (3); One end of the positioning rod (4) is connected with the positioning disc (3), and the other end is connected with a marking assembly. The marking assembly includes a second positioning needle (10), a support arm (11) and two cross connectors, one end of the second positioning needle (10) is tapered, the tapered end is in contact with the curved surface (1), the ferromagnetic curved surface (1) is a curved surface of a ferromagnetic material, the support arm (11) is L-shaped, and one end of the support arm (11) is provided with a fixed clamp sleeve connected with a stone pen (12). The universal support (2) includes a connecting rod (14), a ball head (15), a ball seat (16) and a magnet (17), one end of the connecting rod (14) is fixed on the ball head (15), and the other end is fixedly connected with the positioning disc (3), and the ball head (15) is slidably connected with the ball seat (16). The ball seat (16) is made of a magnetic material, and is provided with a groove, which is a spherical cavity matched with the ball head (15), and a threaded hole is arranged at the bottom center of the ball seat (16), and a threaded rod is arranged at the center of the magnet (17), the magnet (17) is threadedly connected with the ball seat (16), and the magnet (17) is adsorbed on the ferromagnetic curved surface (1) to fix the positioning disc (3) as a whole.

2. A device for marking a line on a ferromagnetic material according to claim 1, characterized in that The bearing outer ring is fixedly connected with the central hole, the sliding sleeve (5) is arranged in the middle of the positioning disc (3), one side of the sliding sleeve (5) is provided with a through hole, and the first positioning needle (6) is arranged in the through hole and connected with the sliding sleeve (5).

3. A device for positioning a scribe line on a curved surface of a ferromagnetic material as recited in claim 1, wherein: The first positioning needle (6) is a cylindrical body with a tapered needle at one end, the first positioning needle (6) is arranged in the bearing inner ring, and the needle end is in contact with the ferromagnetic curved surface (1).

4. A device for marking a line on a ferromagnetic material according to claim 1, wherein Two through holes perpendicular to each other and staggered are arranged on the cross connector, the two cross connectors are a first cross connector (9) and a second cross connector (19), respectively, the positioning rod (4) and the upper end of the second positioning needle (10) are fixedly connected through the first cross connector (9), and the second positioning needle (10) and the end of the support arm (11) not connected with the stone pen (12) are arranged in the two through holes of the second cross connector (19), respectively.

5. A device for positioning a scribe line on a curved surface of a ferromagnetic material as recited in claim 1, wherein, The positioning rod (4) is connected with the positioning disc (3) through the sliding sleeve (5), the positioning rod (4) is slidably connected with the sliding sleeve (5), the sliding sleeve (5) is sleeved on the positioning rod (4) to drive the positioning disc (3) to move.

6. A device for marking a ferromagnetic material according to claim 1, characterized in that, One end of the ball seat (16) is provided with a limit stop (18) to limit the rotation of the ball head (15).

7. A device for positioning a slot on a curved surface of a ferromagnetic material according to claim 1, wherein One end of the sliding sleeve (5) is provided with a limit stop (18) to limit the movement of the sliding sleeve (5).

8. A device for positioning a scribe line on a curved surface of a ferromagnetic material as recited in claim 1, wherein, The first positioning needle (6) and the sliding sleeve (5) are connected with the positioning disc (3) through a connecting bearing and relative rotation, and the threaded lock sleeve (8) fixes the first positioning needle (6).

9. A device for positioning a slot on a curved surface of a ferromagnetic material according to claim 1, wherein The positioning rod (4) is provided with a size scale.

10. A device for positioning a slot on a curved surface of a ferromagnetic material according to claim 1, wherein The second positioning needle (10) is cross-connected with the supporting arm (11).

11. A device for positioning a slot on a curved surface of a ferromagnetic material according to claim 1, wherein The ball seat (16) is provided with a threaded hole matched with a threaded rod of the magnet (17), and the universal support (2) adjusts the height by rotating the magnet (17).

Images