Milling cutter chuck with flexible protection
By designing thread grooves and flexible silicone tubes in the milling knife, the multi -point uniform pressure clamping of the knife rod is achieved, and the problem of knife twists and pulling off the knife rods caused by the operation of the clamping force and the interaction of the workpiece, which enhances the pinch of the clip. Power and stability.
Patent Information
- Application Number
- CN202420152222.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-22
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-01-22
AI Technical Summary
During long-term use of the milling cutter chuck, the clamping force and the interaction force of the workpiece cause the tool rod to be easily twisted and pulled out, affecting the processing progress.
Design a flexible milling cutter chip, with threaded grooves in the inner wall of the chip body, with flexible silicone pipes, the surface of the flexible thread tube has perforation, increase the contact area with the surface of the knife rod, and achieve multi -point uniformity evenly Pressure holding.
Through flexible protection, reduce the risk of wear -shaped wear of the knife pole, improve the holding force and stability, avoid the knife rod pulling off, and ensure that the processing progress is ensured.
Smart Images
Figure CN222403635U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of milling cutter accessories, in particular to a milling cutter chuck with flexible protection. Background Art
[0002] The milling chuck consists of a chuck body, a chuck inserted into the chuck body, and a nut that is sleeved on the chuck and can tighten the thread. When the nut is tightened, the elastic chuck that surrounds the circular tool bar can exert a strong clamping force on the tool bar. Although the milling chuck can clamp the tool 360° in all directions, during long-term use, the clamping force of the chuck on the tool surface and the interaction force between the chuck and the workpiece increase the risk of the tool bar being twisted and deformed. If the protection of the tool bar is not strengthened, the tool bar may be pulled off during the processing process, affecting the processing progress of the milling cutter on the workpiece. To this end, we propose a milling chuck with flexible protection. Utility Model Content
[0003] The utility model aims to provide a milling cutter chuck with flexible protection to solve the problems raised in the above background technology.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a milling cutter chuck with flexible protection, comprising a chuck body, a surface of the chuck body is provided with an extrusion channel, which can be squeezed by external force to evenly shrink and clamp the tool rod, the inner wall of the chuck body is provided with a threaded groove, and the continuous threaded groove forms a triangular spiral protrusion and a triangular spiral depression, wherein the triangular spiral protrusion is in linear contact with the surface of the tool rod, which can increase the pressure per unit area of the contact part with the surface of the tool rod, thereby realizing multi-point uniform pressure clamping of the tool rod surface, maintaining the clamping force on the surface of the tool rod, and improving the stability of the tool rod installation clamping, the internal thread of the threaded groove is adapted to be connected with a flexible threaded tube, and the surface of the flexible threaded tube is penetrated by a through hole, and the flexible threaded tube can flexibly protect the surface of the tool rod, and at the same time, because the flexible threaded tube is a flexible silicone tube, and is threadedly connected and adapted with the threaded groove on the inner wall of the chuck body, it can realize flexible protection of the tool rod while avoiding affecting the clamping stability of the chuck body on the tool rod surface.
[0005] As a further solution of the utility model: the thread groove is a continuous triangular thread groove, which can increase the connection contact area between the thread groove and the flexible threaded pipe compared to the flat head thread groove, which is beneficial to improving the installation stability of the flexible threaded pipe.
[0006] As a further solution of the utility model: the flexible threaded tube is a flexible silicone tube, and a triangular thread groove matching the thread groove is opened on the surface of the flexible threaded tube. The flexible threaded tube is deformable, which is convenient for improving the tightness of the connection with the tool rod.
[0007] As a further solution of the utility model: the perforations are opened in the surface depressions of the flexible threaded tube, the perforations are arranged linearly at equal intervals and a plurality of the perforations are opened, and the plurality of evenly distributed perforations can evenly apply the force of the chuck body to the surface of the tool rod.
[0008] As a further solution of the utility model: a tool rod is clamped through the interior of the chuck body, a tool head is integrally formed at one end of the tool rod, a tool handle body is clamped on the surface of the chuck body, a nut is threadedly connected to one end of the tool handle body, and the nut is used to stabilize the installation of the chuck body in the tool handle body.
[0009] As a further solution of the utility model: the handle body includes a handle and a threaded connection part, and the threaded connection part is threadedly connected to the nut, so as to improve the convenience of connection.
[0010] As a further solution of the utility model: a limiting channel adapted for the tool is provided inside the handle body.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. The utility model provides a threaded groove on the inner wall of the chuck body, and adopts a flexible threaded tube adapted to the threaded groove to flexibly protect the tool rod, thereby reducing the risk of wear and deformation of the tool rod by the chuck body. By penetrating a through hole on the surface of the flexible threaded tube, the through hole can provide a local contact space between the chuck body and the surface of the tool rod, so that the chuck body and the surface of the tool rod can achieve direct linear contact, increase the pressure per unit area of the contact part with the surface of the tool rod, and enhance the surface clamping force of the chuck body on the tool rod.
[0013] 2. The utility model sets the thread groove as a continuous triangular thread groove, which can increase the connection contact area between the thread groove and the flexible threaded tube compared to the flat-head thread groove, which is beneficial to improving the installation stability of the flexible threaded tube. By setting a plurality of perforations arranged linearly at equal intervals, the force of the chuck body on the surface of the tool rod can be evenly distributed. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a partial exploded structural diagram of the utility model;
[0015] Figure 2 For this utility model Figure 1 A cross-sectional view of
[0016] Figure 3 It is a front view of the flexible threaded pipe of the utility model;
[0017] Figure 4 This is a structural diagram of an embodiment of the utility model;
[0018] Figure 5 For this utility model Figure 4 sectional view of .
[0019] In the figure: 1. tool handle body; 101. threaded connection part; 102. limit channel; 2. nut; 3. chuck body; 4. threaded groove; 5. flexible threaded tube; 6. perforation; 7. tool rod; 8. tool head. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figure 1-Figure 5 The utility model provides a technical solution: a milling cutter chuck with flexible protection, including a chuck body 3, the surface of the chuck body 3 is provided with an extrusion channel, which can be squeezed by external force to evenly shrink and clamp the tool rod 7, the inside of the chuck body 3 is penetrated and clamped with the tool rod 7, one end of the tool rod 7 is integrally formed with a cutter head 8, the surface of the chuck body 3 is clamped with a handle body 1, one end of the handle body 1 is threadedly connected with a nut 2, the nut 2 is used to stabilize the installation of the chuck body 3 in the handle body 1, the handle body 1 includes a handle and a threaded connection part 101, the threaded connection part 101 is threadedly connected with the nut 2, so as to improve the convenience of connection, the inside of the handle body 1 is provided with a limiting channel 102 adapted to the tool, the inner wall of the chuck body 3 is provided with a threaded groove 4, and the continuous thread The groove 4 is formed with a triangular spiral protrusion and a triangular spiral depression, wherein the triangular spiral protrusion is in linear contact with the surface of the tool rod 7, which can increase the pressure per unit area of the contact part with the surface of the tool rod 7, thereby realizing multi-point uniform pressure clamping of the surface of the tool rod 7, maintaining the clamping force on the surface of the tool rod 7, and improving the stability of the installation and clamping of the tool rod 7. The internal thread of the threaded groove 4 is adapted to be connected with a flexible threaded tube 5, and the surface of the flexible threaded tube 5 is penetrated by a through hole 6. The flexible threaded tube 5 can flexibly protect the surface of the tool rod 7. At the same time, since the flexible threaded tube 5 is a flexible silicone tube and is threadedly connected and adapted with the threaded groove 4 on the inner wall of the chuck body 3, it can realize flexible protection of the tool rod 7 while avoiding affecting the clamping stability of the chuck body 3 on the surface of the tool rod 7.
[0022] Preferably, Figure 2 As shown, the thread groove 4 is a continuous triangular thread groove, which can increase the connection contact area between the thread groove 4 and the flexible threaded tube 5 compared to the flat-head thread groove, which is beneficial to improving the installation stability of the flexible threaded tube 5.
[0023] Preferably, Figure 1As shown, the flexible threaded tube 5 is a flexible silicone tube, and a triangular thread groove matching the thread groove 4 is provided on the surface of the flexible threaded tube 5 . The flexible threaded tube 5 is deformable, so as to improve the tightness of the connection with the knife rod 7 .
[0024] Preferably, Figure 1 As shown, the through holes 6 are provided in the depressions on the surface of the flexible threaded tube 5 , and the through holes 6 are arranged linearly at equal intervals and a plurality of through holes 6 are provided. The plurality of evenly distributed through holes 6 can evenly apply the force of the chuck body 3 to the surface of the tool rod 7 .
[0025] Working principle: When in use, a threaded groove 4 is provided on the inner wall of the chuck body 3, and the tool rod 7 is flexibly protected by a flexible threaded tube 5 that is adapted to the threaded groove 4, thereby reducing the risk of wear and deformation of the tool rod 7 by the chuck body 3. A through hole 6 is provided through the surface of the flexible threaded tube 5, and the through hole 6 can provide a local contact space between the chuck body 3 and the surface of the tool rod 7, so that the chuck body 3 and the surface of the tool rod 7 can achieve direct linear contact, increase the pressure per unit area of the contact part with the surface of the tool rod 7, and enhance the surface clamping force of the chuck body 3 on the tool rod 7.
[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A milling cutter chuck with flexible protection, comprising a chuck body (3), characterized in that: The inner wall of the chuck body (3) is provided with a thread groove (4), the internal thread of the thread groove (4) is adapted to be connected with a flexible threaded tube (5), and a through hole (6) is provided through the surface of the flexible threaded tube (5).
2. A milling cutter chuck with flexible protection according to claim 1, characterized in that: The thread groove (4) is a continuous triangular thread groove.
3. A milling cutter chuck with flexible protection according to claim 1, characterized in that: The flexible threaded tube (5) is a flexible silicone tube, and a triangular thread groove corresponding to the thread groove (4) is provided on the surface of the flexible threaded tube (5).
4. A milling cutter chuck with flexible protection according to claim 3, characterized in that: The through holes (6) are formed in the recessed areas on the surface of the flexible threaded tube (5), and a plurality of the through holes (6) are linearly arranged at equal intervals.
5. A milling cutter chuck with flexible protection according to claim 4, characterized in that: A knife rod (7) is clamped through the interior of the chuck body (3), one end of the knife rod (7) is integrally formed with a knife head (8), a shank body (1) is clamped on the surface of the chuck body (3), and one end of the shank body (1) is threadedly connected to a nut (2).
6. A milling cutter chuck with flexible protection according to claim 5, characterized in that: The handle body (1) comprises a handle and a threaded connection portion (101), and the threaded connection portion (101) is threadedly connected to a nut (2).
7. A milling cutter chuck with flexible protection according to claim 6, characterized in that: A limiting channel (102) adapted for the tool is provided inside the tool handle body (1).