Conical nut machining clamping sleeve

Abstract

The utility model relates to the technical field of lathe clamps, and discloses a conical nut machining clamping sleeve which comprises a clamping shell, an internal thread is fixedly connected to the inner wall of the clamping shell, an outer spiral ring is arranged at the right end of the outer wall of the clamping shell, and a connecting nut is arranged on the left side of the clamping shell. The outer wall of the connecting nut is in threaded connection with the outer wall of the inner thread, a square groove is formed in the front side of the clamping shell, a fixing ring is arranged at the right end of the clamping shell, a threaded ring is fixedly connected to the inner wall of the fixing ring, the inner wall of the threaded ring is in threaded connection with the outer thread ring, and a locking ring is arranged on the right side of the fixing ring. According to the utility model, the connecting nut is in threaded connection with the clamping shell, so that the square groove is expanded by the expanding force, the outer wall of the clamping shell is in threaded connection with the fixing ring under the rotation of the fixing ring, and the clamping shell is locked with the right end of the connecting nut through the locking ring, so that the processing quality can be improved, and the fixing effect is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of lathe clamps, in particular to a clamping sleeve for processing tapered nuts. Background Art

[0002] A tapered nut is a specially designed nut with a tapered outer profile that allows it to fit tightly into or fit into a corresponding bolt or thread, providing better fixation and stability. It is used in applications requiring high-precision alignment and vibration resistance, such as automobiles and mechanical equipment. Common materials for tapered nuts include steel, stainless steel, and aluminum alloys. They have good durability and strength, and a clamping sleeve is required for use when processing tapered nuts.

[0003] After searching, the Chinese patent announcement number is: CN205393590U, which discloses a ball head core shaft for a spring chuck, including a core shaft body, a spring expansion sleeve and a locking nut. The clamping end of the core shaft body is a ball head structure, and the part mounting portion of the core shaft body is a conical structure. The large end of the part mounting portion is close to the clamping end. The spring expansion sleeve is tightly sleeved outside the part mounting portion, and the locking nut is threadedly connected to the top tightening portion of the core shaft body. This utility model has a simple structure, a novel and reasonable design, and is easy to install and use. It effectively solves the problem that the existing core shaft is prone to clamping and damaging the machine tool spring chuck when clamped, reduces the assembly requirements of the spring chuck, increases the service life of the spring chuck, and improves the processing accuracy of disc parts. However, in actual use, this structure locks and clamps the parts through the expansion sleeve and the locking nut, but it cannot adapt well to the specifications of the parts during use, thereby reducing the structure's adaptability to deformation and reducing the processing quality. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a conical nut processing clamping sleeve, which aims to improve the problem that it cannot adapt well to the specifications of the parts during use, thereby reducing the adaptive deformation ability of the structure and reducing the processing quality.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a conical nut processing clamping sleeve includes a clamping shell, the inner wall of the clamping shell is fixedly connected with an internal thread, the right end of the outer wall of the clamping shell is provided with an external thread ring, a connecting nut is provided on the left side of the clamping shell, the outer wall of the connecting nut is threadedly connected to the outer wall of the internal thread, a square groove is provided on the front side of the clamping shell, a fixing ring is provided at the right end of the clamping shell, the inner wall of the fixing ring is fixedly connected with a thread ring, the inner wall of the thread ring is threadedly connected to the external thread ring, a locking ring is provided on the right side of the fixing ring, the upper and lower sides of the locking ring are fixedly connected with connecting plates, the two connecting plates are threadedly connected to bolts on the away side, the adjacent ends of the two bolts are respectively threadedly connected to the upper and lower sides of the locking ring, and a cleaning mechanism is provided on the rear side of the clamping shell.

[0006] Through the above technical solution: the square groove is expanded by the installation of the connecting nut and the clamping shell, so that the clamping shell can be fixed under the rotation of the fixing ring, and the expansion of the square groove is restricted, thereby effectively improving the fixing effect. The locking ring installed at the right end of the fixing ring can lock the right end of the connecting nut, thereby improving the processing quality.

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

[0008] The cleaning mechanism includes a limiting shell, the front side of the limiting shell is fixedly connected to the rear left end of the clamping shell, the inner wall of the limiting shell is rotatably connected to a threaded rod, the rear end of the threaded rod is fixedly connected to a knob, the outer wall of the threaded rod is threadedly connected to a displacement plate, the right side of the displacement plate is slidingly connected to the left side of the limiting shell, and the front left end of the displacement plate is fixedly connected to a cleaning brush.

[0009] Through the above technical solution: the outer side of the connecting nut can be cleaned by the cleaning brush when the connecting nut is threadedly installed, thereby ensuring the cleanliness of the outer wall when the connecting nut is threadedly connected. At the same time, the distance between the cleaning brush and its outer wall can be adjusted according to connecting nuts of different specifications. Under the rotation of the threaded rod, the displacement plate is driven to move, thereby achieving the purpose of adjusting the distance between the cleaning brush and the outer wall of the connecting nut.

[0010] As a further description of the above technical solution:

[0011] The cleaning mechanism further comprises a plurality of rubber strips, one side of each of the plurality of rubber strips being fixedly connected to the outer wall of the knob.

[0012] Through the above technical solution, the static friction of the outer wall of the knob is increased, thereby improving the anti-slip effect.

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

[0014] The front and rear sides of the locking ring are both fixedly connected with rotating blocks, and one side of the rotating block is provided with an arc groove.

[0015] The above technical solution makes it easier to rotate the locking ring, reducing the difficulty of operation.

[0016] As a further description of the above technical solution:

[0017] The middle parts of the two bolts are fixedly connected with rubber rings, and the outer walls of the two rubber rings are cylindrical in design.

[0018] The above technical solution reduces the rotational damage of the bolt to the outer wall of the locking ring.

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

[0020] One side of the two connecting plates is provided with a groove, and the two grooves are symmetrically designed.

[0021] The above technical solution can prevent one side of the connecting plate from interfering with the rotation of the locking column.

[0022] As a further description of the above technical solution:

[0023] A sealing ring is fixedly connected to the left side of the locking ring, and the inner size of the sealing ring matches the outer size of the right end of the connecting nut.

[0024] Through the above technical solution, the sealing performance between the locking ring and the right end of the connecting nut is improved.

[0025] As a further description of the above technical solution:

[0026] The horizontal positions of the two rotating blocks are the same, and the outer wall of the fixing ring is designed to be smooth.

[0027] The above technical solution makes it easy to operate the locking ring with one hand.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, the square groove is expanded by the threaded connection between the connecting nut and the clamping shell, and then the outer wall of the clamping shell is threadedly connected to it under the rotation of the fixing ring, so that the expansion of the square groove is limited, and the connecting nut can be fixed. The locking ring installed at the right end of the fixing ring can lock the right end of the connecting nut, further improving the adaptability of the clamping effect, so that the processing quality can be improved.

[0030] 2. In the utility model, by rotating the knob, the threaded rod is rotated, so that under the rotation limit of the limit shell, the displacement plate is driven by the threaded rod to perform axial displacement, and then the cleaning brush can be adjusted in position according to different connecting nuts. Before the connecting nut is threadedly connected into the clamping shell, the outer wall of the connecting nut can be cleaned by the rotating cleaning brush, thereby avoiding the situation where dirt causes the connecting nut to be fixed inside the clamping shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A three-dimensional diagram of a clamping sleeve for processing a tapered nut proposed in the present invention;

[0032] Figure 2 This is a top view of the clamping sleeve for processing a tapered nut proposed in the present invention;

[0033] Figure 3 This is a schematic diagram of the structure of the internal thread of the clamping sleeve for processing a tapered nut proposed in the present invention;

[0034] Figure 4 This is a disassembled diagram of the fixing ring of the clamping sleeve for processing the tapered nut proposed in the utility model;

[0035] Figure 5 This is a disassembled diagram of the cleaning mechanism of the conical nut processing clamping sleeve proposed in the utility model.

[0036] Legend:

[0037] 1. Clamping shell; 2. Cleaning mechanism; 201. Limiting shell; 202. Threaded rod; 203. Knob; 204. Displacement plate; 205. Cleaning brush; 206. Rubber strip; 3. Internal thread; 4. External thread ring; 5. Connecting nut; 6. Fixing ring; 7. Threaded ring; 8. Locking ring; 9. Connecting plate; 10. Bolt; 11. Rubber ring; 12. Rotating block; 13. Arc groove; 14. Sealing ring; 15. Square groove; 16. Groove. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0039] Reference Figure 1 、 Figure 3 and Figure 4The utility model provides an embodiment: a conical nut processing clamping sleeve, including a clamping shell 1, the inner wall of the clamping shell 1 is fixedly connected with an internal thread 3, the right end of the outer wall of the clamping shell 1 is provided with an external thread ring 4, and a connecting nut 5 is provided on the left side of the clamping shell 1. The outer wall of the connecting nut 5 is threadedly connected to the outer wall of the internal thread 3. The connecting nut 5 is threadedly connected to the inner wall of the clamping shell 1, so that the clamping shell 1 can fix and clamp the connecting nut 5, so as to carry out subsequent processing. A square groove 15 is provided on the front side of the clamping shell 1. The square groove 15 makes the clamping shell 1 have elastic deformation ability, so as to achieve the purpose of clamping the workpiece. A fixing ring 6 is provided on the right end of the clamping shell 1, and the inner wall of the fixing ring 6 is fixedly connected with a thread ring 7. The inner wall of the thread ring 7 is threadedly connected to the external thread ring 4. After clamping the connecting nut 5, the fixing ring 6 is rotated so that it can be threadedly connected to the outer wall of the clamping shell 1, thereby improving the fixing effect of the outer wall of the connecting nut 5. A locking ring 8 is provided on the right side of the fixing ring 6. The upper and lower sides of the locking ring 8 are fixedly connected with connecting plates 9, and then the locking ring 8 is selected according to the length of the connecting nuts 5 of different specifications, so that the inner wall thereof is threadedly connected to the right end of the outer wall of the connecting nut 5. The two connecting plates 9 are threadedly connected on the away side thereof with bolts 10. The adjacent ends of the two bolts 10 are respectively threadedly connected to the upper and lower sides of the locking ring 8, and then the connection of the locking ring 8 is completed by fixing the bolts 10, so that the locking ring 8 can be threadedly connected to the right end of the connecting nut, thereby improving stability. A cleaning mechanism 2 is provided on the rear side of the clamping shell 1;

[0040] Specifically, the inner wall of the clamping shell 1 is fixedly connected with an internal thread 3. The setting of the internal thread 3 enables the clamping shell 1 to fit closely with a specific threaded component, thereby realizing the clamping function. An external screw ring 4 is provided at the right end of the outer wall of the clamping shell 1, which provides convenience for its connection with other components. In order to further enhance the clamping effect, the clamping shell 1 can effectively fix and clamp the connecting nut 5, and ensure the stability and accuracy of the tapered nut during subsequent processing operations. In order to make the clamping shell 1 have better elastic deformation ability to facilitate clamping the workpiece, a square groove 1 is provided on the front side of the clamping shell 1. 5. The design of this square groove 15 enables the clamping shell 1 to produce a certain elastic deformation when clamping the workpiece, thereby achieving a better clamping effect. In order to further improve the stability and reliability of clamping, a fixing ring 6 is provided at the right end of the clamping shell 1. The inner wall of the fixing ring 6 is fixedly connected with a threaded ring 7. The inner wall of the threaded ring 7 is connected to the outer threaded ring 4 through a thread. After clamping the connecting nut 5, the fixing ring 6 can be threadedly connected to the outer wall of the clamping shell 1 by rotating it. This connection method significantly improves the fixing effect of the outer wall of the connecting nut 5. A locking ring 8 is provided on the right side of the fixing ring 6. The upper and lower sides of the locking ring 8 are fixedly connected with connecting plates 9. These connecting plates 9 can be selected according to the length of connecting nuts 5 of different specifications, so that the locking ring 8 can be connected to the right end of the outer wall of the connecting nut 5 through a thread. In this way, the locking ring 8 can provide an additional locking function, further ensuring the clamping stability. In order to ensure the stable connection of the locking ring 8, the two connecting plates 9 are threadedly connected to the opposite sides with bolts 10, and the adjacent ends of the two bolts 10 are respectively threadedly connected to the upper and lower sides of the locking ring 8. The connection of the locking ring 8 is completed by the fixation of the bolts 10, and the locking ring 8 can be disassembled and replaced. In order to keep the clamping shell 1 clean and easy to maintain, a cleaning mechanism 2 is provided on the rear side thereof.

[0041] Reference Figure 1 、 Figure 2 and Figure 5 The cleaning mechanism 2 includes a limiting shell 201, the front side of the limiting shell 201 is fixedly connected to the left end of the rear side of the clamping shell 1, the inner wall of the limiting shell 201 is rotatably connected to a threaded rod 202, and the rear end of the threaded rod 202 is fixedly connected to a knob 203, and the knob 203 can drive the threaded rod 202 to rotate, and the outer wall of the threaded rod 202 is threadedly connected to a displacement plate 204, and the right side of the displacement plate 204 is slidably connected to the left side of the limiting shell 201. Under the limited rotation of the limiting shell 201, the displacement plate 204 is slidably connected to the limiting shell 201, and the front left end of the displacement plate 204 is fixedly connected to a cleaning brush 205, and then the threaded rod 202 can drive the displacement plate 204 to displace, so that it drives the cleaning brush 205 to displace;

[0042] Specifically, the front side of the limit shell 201 is fixedly connected to the left end position of the rear side of the clamping shell 1, and the inner wall of the limit shell 201 is provided with a threaded rod 202. The rear end part of the threaded rod 202 is fixedly connected to the knob 203. The knob 203 allows the threaded rod 202 to be driven to perform a corresponding rotation operation by manually rotating the knob 203. The outer wall of the threaded rod 202 is designed with threads, which match the inner wall threads of the displacement plate 204 to achieve a threaded connection. The right side of the displacement plate 204 is slidably connected to the left inner wall of the limit shell 201. This design allows the displacement plate 204 to be able to move in the limit position. The shell 201 slides under the restricted rotation and is limited to the front left end part of the displacement plate 204, and is fixedly connected to the cleaning brush 205. The cleaning brush 205 enables it to effectively contact and clean the target surface. The threaded rod 202 is driven to rotate by the knob 203. The rotation of the threaded rod 202 will drive the displacement plate 204 to displace along the thread direction. Due to the fixed connection relationship between the displacement plate 204 and the cleaning brush 205, the cleaning brush 205 will also perform corresponding displacement movement, which enables the cleaning brush 205 to perform effective cleaning operations on the target surface, thereby achieving the expected cleaning effect.

[0043] Reference Figure 1 、 Figure 4 and Figure 5 The cleaning mechanism 2 also includes a plurality of rubber strips 206, one side of each of which is fixedly connected to the outer wall of the knob 203. The rubber strips 206 are strip-shaped, which improves the anti-slip property of the knob 203. The front and rear sides of the locking ring 8 are fixedly connected to the rotating block 12. One side of the rotating block 12 is provided with an arc groove 13, which facilitates driving the rotating block 12. The middle part of the two bolts 10 is fixedly connected to a rubber ring 11. The outer walls of the two rubber rings 11 are cylindrical in design. The rubber ring 11 can reduce the damage caused by the bolt 10 to the fixing ring 6.

[0044] Specifically, the rubber strip 206 increases the static friction on the surface of the knob 203, thereby improving the anti-slip effect. The rotating block 12 facilitates the rotation of the fixing ring 6, so that the rubber ring 11 reduces the rotation damage of the bolt 10 to the fixing ring 6.

[0045] Reference Figure 1 and Figure 4 , a groove 16 is opened on one side of the two connecting plates 9, so that the groove 16 avoids the interference of the connecting plates 9 on the locking rotation, and the two grooves 16 are symmetrically designed; a sealing ring 14 is fixedly connected to the left side of the locking ring 8, and the internal dimensions of the sealing ring 14 match the external dimensions of the right end of the connecting nut 5, thereby improving the sealing effect of the locking ring 8; the horizontal positions of the two rotating blocks 12 are the same, and the outer wall of the fixing ring 6 adopts a smooth design, which improves the pressure resistance of the outer wall of the fixing ring 6;

[0046] Specifically, the groove 16 prevents the connecting plate 9 from interfering with the rotation of the locking plate 8, the sealing ring 14 improves the sealing effect of the locking ring 8 and the connecting nut 5, and the smooth design of the outer wall of the fixing ring 6 improves the pressure resistance of the outer wall.

[0047] Working principle: When starting to use, the connecting nut 5 is rotated and connected to the inner wall of the clamping shell 1 so that the connecting nut 5 and the clamping shell 1 are threadedly connected, and the square groove 16 is expanded when the connecting nut 5 is threadedly connected, so that the area of ​​the square groove 16 is expanded, and the clamping shell 1 is elastically deformed to facilitate clamping the workpiece. The outer wall of the clamping shell 1 is threadedly connected to it by rotating the fixing ring 8, and the fixing ring 8 is rotated to the left, so that the fixing effect of the clamping shell 1 on the workpiece can be improved, thereby improving the adaptability and fixation of the connecting nut 5, so that the expansion of the square groove 16 is limited, and the connecting nut 5 can be processed with high quality. By selecting a locking ring 8 that matches the size of the connecting nut 5, it is installed and fixed to the right end of the fixing ring 6 through the bolt 10, so that it can be The right end of the connecting nut 5 is locked to further improve the connection effect, thereby improving the stability of the clamping shell 1, and by turning the knob 203, the threaded rod 202 is driven, and the displacement plate 204 tends to rotate and displace. Under the rotation limit of the limit shell 201, the displacement plate 204 is slidingly connected to the limit shell 201, so that the limit plate 204 is driven by the threaded rod 202 to perform axial displacement, so that the cleaning brush 205 can adjust the position of the cleaning brush 205 according to the connecting nuts 5 of different specifications, so that when the connecting nut 5 enters the clamping shell 1, the cleaning brush 205 can clean its outer wall through the rotation of the connecting nut 5, avoiding the situation where dirt causes the connecting nut 5 to affect the fixation inside the clamping shell 1, thereby improving the fixing effect.

[0048] 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 replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A conical nut processing clamping sleeve, comprising a clamping shell (1), characterized in that: The inner wall of the clamping shell (1) is fixedly connected with an internal thread (3), the right end of the outer wall of the clamping shell (1) is provided with an external thread ring (4), the left side of the clamping shell (1) is provided with a connecting nut (5), the outer wall of the connecting nut (5) is threadedly connected to the outer wall of the internal thread (3), the front side of the clamping shell (1) is provided with a square groove (15), the right end of the clamping shell (1) is provided with a fixing ring (6), the inner wall of the fixing ring (6) is fixedly connected with a thread ring (7), the inner wall of the thread ring (7) is threadedly connected to the external thread ring (4), a locking ring (8) is provided on the right side of the fixing ring (6), the upper and lower sides of the locking ring (8) are fixedly connected with connecting plates (9), the two connecting plates (9) are threadedly connected to the side away from each other with bolts (10), the adjacent ends of the two bolts (10) are respectively threadedly connected to the upper and lower sides of the locking ring (8), and the rear side of the clamping shell (1) is provided with a cleaning mechanism (2).

2. The tapered nut processing clamping sleeve according to claim 1, characterized in that: The cleaning mechanism (2) comprises a limiting shell (201), the front side of the limiting shell (201) is fixedly connected to the left end of the rear side of the clamping shell (1), the inner wall of the limiting shell (201) is rotatably connected to a threaded rod (202), the rear end of the threaded rod (202) is fixedly connected to a knob (203), the outer wall of the threaded rod (202) is threadedly connected to a displacement plate (204), the right side of the displacement plate (204) is slidably connected to the left side of the limiting shell (201), and the front left end of the displacement plate (204) is fixedly connected to a cleaning brush (205).

3. The tapered nut processing clamping sleeve according to claim 2, characterized in that: The cleaning mechanism (2) further comprises a plurality of rubber strips (206), one side of each of the plurality of rubber strips (206) being fixedly connected to the outer wall of the knob (203).

4. The tapered nut processing clamping sleeve according to claim 1, characterized in that: The front and rear sides of the locking ring (8) are fixedly connected to a rotating block (12), and one side of the rotating block (12) is provided with an arc groove (13).

5. The tapered nut processing clamping sleeve according to claim 1, characterized in that: The middle parts of the two bolts (10) are fixedly connected with rubber rings (11), and the outer walls of the two rubber rings (11) are both cylindrical in design.

6. The tapered nut processing clamping sleeve according to claim 1, characterized in that: A groove (16) is provided on one side of each of the two connecting plates (9), and both grooves (16) are symmetrically designed.

7. The tapered nut processing clamping sleeve according to claim 1, characterized in that: A sealing ring (14) is fixedly connected to the left side of the locking ring (8), and the inner dimensions of the sealing ring (14) match the outer dimensions of the right end of the connecting nut (5).

8. The tapered nut processing clamping sleeve according to claim 4, characterized in that: The horizontal positions of the two rotating blocks (12) are the same, and the outer wall of the fixing ring (6) is designed to be smooth.

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