Magnetic type numerical control machine tool chuck wrench

Abstract

The utility model discloses a magnetic attraction type numerical control machine tool chuck wrench which comprises a base, a clamping mechanism used for clamping a workpiece and a connecting mechanism used for connecting the base and a machine tool chuck are arranged on the base, and a magnetic attraction mechanism is further arranged on the portion, between the connecting mechanism and the machine tool chuck, of the base. The magnetic attraction mechanism is used for locking the base when the base is connected with the machine tool chuck through the connecting mechanism. According to the magnetic attraction type numerical control machine tool chuck wrench, the magnetic attraction mechanism arranged between the connecting mechanism and the machine tool chuck is adopted, when the base is connected with the machine tool chuck through the connecting mechanism, the base can generate the magnetic attraction effect on the machine tool chuck, and the fastening effect of the base and the machine tool chuck is achieved; no extra fastener is needed to fasten the base and the machine tool chuck, operation is easy and convenient, and the overall machining efficiency of the numerical control machine tool is improved.

Description

[Technical field]

[0001] The utility model relates to the technical field of numerical control machine tool equipment, in particular to a magnetic suction type chuck wrench for numerical control machine tools. [Background technology]

[0002] In the processing of CNC machine tools, the chuck wrench is a key component for connecting the machine chuck and the workpiece. The connection between the traditional chuck wrench and the machine chuck is mostly a traditional mechanical connection, that is, the two are fixed together by fasteners such as bolts and nuts. Although this connection method can meet the basic clamping needs, it has many inconveniences in actual use. First of all, since there is no quick locking structure between the chuck wrench and the machine chuck, the operator needs to manually tighten or loosen the bolts every time the workpiece is changed or the clamping position is adjusted, which is cumbersome and inefficient. This not only increases the labor intensity of the operator, but also prolongs the processing cycle, affecting the overall processing efficiency of the CNC machine tool. Therefore, there is an urgent need for a magnetic chuck wrench for CNC machine tools. [Summary of the invention]

[0003] The utility model aims to provide a magnetic suction type CNC machine tool chuck wrench to solve the problem that the traditional mechanical connection between the traditional chuck wrench and the machine tool chuck leads to reduced workpiece processing efficiency.

[0004] The utility model provides the following technical solution: a magnetic CNC machine tool chuck wrench, comprising a base, the base is provided with a clamping mechanism for clamping a workpiece, and a connecting mechanism for connecting the base with a machine tool chuck, the base is also provided with a magnetic attraction mechanism between the connecting mechanism and the machine tool chuck, the magnetic attraction mechanism is used to lock the base when the base and the machine tool chuck are connected through the connecting mechanism.

[0005] As described above, a magnetic CNC machine tool chuck wrench, the magnetic attraction mechanism includes a plurality of circumferentially distributed magnet installation grooves, and a plurality of magnetic attraction parts corresponding to the magnet installation grooves, the magnetic attraction parts are embedded in the corresponding magnet installation grooves, and the connecting mechanism includes a plurality of circumferentially distributed joints. When the plurality of joints are simultaneously inserted into the corresponding slots of the machine tool chuck, the plurality of magnet installation grooves drive the plurality of magnetic attraction parts to approach and fit the machine tool chuck.

[0006] In the magnetic CNC machine tool chuck wrench as described above, the base is arranged in a truncated cone shape, and the plurality of magnet mounting grooves and the plurality of connectors are arranged at intervals around the axial direction of the base, and the number of the magnet mounting grooves is greater than or equal to three, and the number of the connectors is greater than or equal to three.

[0007] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, the joint is arranged in a sheet - like shape protruding and extending along the axial direction of the base, and the magnet installation groove and the joint are arranged on the same table surface of the base.

[0008] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, there are three magnet installation grooves and three joints.

[0009] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, there are four magnet installation grooves and four joints.

[0010] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, the angle formed by adjacent magnet installation grooves along the circumferential direction of the base is 100° - 140°, and the angle formed by adjacent joints along the circumferential direction of the base is 100° - 140°.

[0011] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, the angle formed by adjacent magnet installation grooves along the circumferential direction of the base is 70° - 110°, and the angle formed by adjacent joints along the circumferential direction of the base is 70° - 110°.

[0012] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, the clamping mechanism includes a through - connection part and a limiting part. The through - connection part is a through - hole opened on the base along the axial direction of the base, and the limiting part is used to limit the workpiece from rotating around the axial direction of the base when the workpiece is connected to the base through the through - connection part.

[0013] A magnetic - adsorption type chuck wrench for a numerical control machine tool as described above, the limiting part includes a plurality of limiting grooves opened on the inner wall of the through - connection part along the axial direction of the base.

[0014] Compared with the prior art, the present utility model has the following advantages:

[0015] For the magnetic - adsorption type chuck wrench of the numerical control machine tool of the present utility model, a magnetic - adsorption mechanism is adopted between the connection mechanism and the machine - tool chuck. When the base is connected to the machine - tool chuck through the connection mechanism, the base can generate a magnetic - adsorption effect on the machine - tool chuck, achieving the fastening effect between the base and the machine - tool chuck. There is no need to use additional fasteners to fasten the base and the machine - tool chuck, the operation is simple, and the overall processing efficiency of the numerical control machine tool is improved.

Description of the Drawings

[0016] Figure 1 It is a three - dimensional schematic diagram of the chuck wrench of Embodiment 1 of the present utility model.

[0017] Figure 2 It is a three - dimensional schematic diagram of the chuck wrench of Embodiment 1 of the present utility model from another angle.

[0018] Figure 3 It is a three-dimensional schematic diagram of the chuck wrench of Example 2 of the utility model.

[0019] Explanation of the reference numerals: 1. base; 2. clamping mechanism; 3. connecting mechanism; 4. magnetic attraction mechanism; 21. connecting portion; 22. limiting portion; 31. joint; 41. magnet mounting groove; 42. magnetic attraction member; 221. limiting groove. [Specific implementation method]

[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 protection scope of the utility model.

[0021] Example 1: Please refer to the attached Figure 1 To Attachment Figure 2 The present embodiment provides a magnetic CNC machine tool chuck wrench, comprising a base 1, on which a clamping mechanism 2 for clamping a workpiece and a connecting mechanism 3 for connecting the base 1 and the machine tool chuck are provided. The base 1 is also provided with a magnetic attraction mechanism 4 between the connecting mechanism 3 and the machine tool chuck, and the magnetic attraction mechanism 4 is used to lock the base 1 when the base 1 and the machine tool chuck are connected through the connecting mechanism 3. The magnetic CNC machine tool chuck wrench of the present embodiment adopts a magnetic attraction mechanism 7 arranged between the connecting mechanism 3 and the machine tool chuck. When the base 1 is connected to the machine tool chuck through the connecting mechanism 3, the base 1 can produce a magnetic attraction effect on the machine tool chuck, thereby achieving a fastening effect between the base 1 and the machine tool chuck. There is no need to use additional fasteners to fasten the base 1 and the machine tool chuck. The operation is simple, and the overall processing efficiency of the CNC machine tool is improved.

[0022] The magnetic attraction mechanism 4 includes a plurality of magnet mounting grooves 41 distributed in a circle, and a plurality of magnetic attraction parts 42 arranged corresponding to the magnet mounting grooves 41, and the magnetic attraction parts 42 are embedded in the corresponding magnet mounting grooves 41. The connection mechanism 3 includes a plurality of connectors 31 distributed in a circle. When a plurality of connectors 31 are inserted into the corresponding slots of the machine tool chuck at the same time, the plurality of magnet mounting grooves 41 drive the plurality of magnetic attraction parts 42 to approach and fit the machine tool chuck. After the connector 31 is inserted, it can limit the rotation of the base 1 relative to the machine tool chuck. The magnetic attraction part 42 specifically adopts a magnet such as a strong magnet. After the connector 31 is docked, the magnet mounting groove 41 brings the magnetic attraction part 42 close to the machine tool chuck. At this time, the magnetic attraction part 42 fits on the machine tool chuck to achieve magnetic attraction fixation between the machine tool chuck and the base 1.

[0023] The base 1 is arranged in a frustum shape, and a plurality of magnet mounting grooves 41 and a plurality of connectors 31 are arranged at intervals around the axis of the base 1. The number of magnet mounting grooves 41 is three or more, and the number of connectors 31 is three or more. This setting is an optimal setting considering both structural stability and cost.

[0024] The connector 31 is arranged in a sheet shape protruding axially along the base 1, and the magnet mounting groove 41 and the connector 31 are arranged on the same table surface of the base 1. Then, the number of magnet mounting grooves 41 is three, and the number of connectors 31 is three. Among them, preferably, the angle formed by adjacent magnet mounting grooves 41 in the circumferential direction of the base 1 is 100° - 140°, and the angle formed by adjacent connectors 31 in the circumferential direction of the base 1 is 100° - 140°. This setting is a further optimal setting considering both structural stability and cost.

[0025] The clamping mechanism 2 includes a penetrating part 21 and a limiting part 22. The penetrating part 21 is a through hole axially formed in the base 1, and the limiting part 22 is used to limit the axial rotation of the workpiece around the base 1 when the workpiece is connected to the base 1 through the penetrating part 21. Preferably, the limiting part 22 includes a plurality of limiting grooves 221 axially formed on the inner wall of the penetrating part 21, which can achieve the effect of quickly limiting the axial rotation of the workpiece around the base 1 when the workpiece is inserted into the penetrating part 21.

[0026] Embodiment 2: Please refer to the attached Figure 3 , this embodiment provides a magnetic chuck wrench for a numerical control machine tool. The number of magnet mounting grooves 41 is four, and the number of connectors 31 is four. Among them, preferably, the angle formed by adjacent magnet mounting grooves 41 in the circumferential direction of the base 1 is 70° - 110°, and the angle formed by adjacent connectors 31 in the circumferential direction of the base 1 is 70° - 110°. Other structures of the magnetic chuck wrench for a numerical control machine tool provided in this embodiment are the same as those of the magnetic chuck wrench for a numerical control machine tool in Embodiment 1. This setting can be applied to the structural setting of a chuck wrench with a larger specification compared to the magnetic chuck wrench for a numerical control machine tool in Embodiment 1, and it is a further optimal setting considering both structural stability and cost.

[0027] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnetic suction type CNC machine tool chuck wrench, characterized in that: The invention comprises a base (1), wherein the base (1) is provided with a clamping mechanism (2) for clamping a workpiece, and a connecting mechanism (3) for connecting the base (1) and a machine tool chuck, and the base (1) is also provided with a magnetic attraction mechanism (4) between the connecting mechanism (3) and the machine tool chuck, and the magnetic attraction mechanism (4) is used to lock the base (1) when the base (1) and the machine tool chuck are connected via the connecting mechanism (3).

2. The magnetic suction type CNC machine tool chuck wrench according to claim 1, characterized in that: The magnetic attraction mechanism (4) comprises a plurality of magnet installation grooves (41) distributed in a circumferential manner, and a plurality of magnetic attraction members (42) arranged corresponding to the magnet installation grooves (41), wherein the magnetic attraction members (42) are embedded in the corresponding magnet installation grooves (41), and the connection mechanism (3) comprises a plurality of connectors (31) distributed in a circumferential manner, and when the plurality of connectors (31) are simultaneously inserted into the corresponding slots of the machine tool chuck, the plurality of magnet installation grooves (41) drive the plurality of magnetic attraction members (42) to approach and fit the machine tool chuck.

3. The magnetic suction type CNC machine tool chuck wrench according to claim 2, characterized in that: The base (1) is arranged in a truncated cone shape, and a plurality of the magnet mounting grooves (41) and a plurality of the connectors (31) are arranged at intervals around the axial direction of the base (1), and the number of the magnet mounting grooves (41) is greater than or equal to three, and the number of the connectors (31) is greater than or equal to three.

4. The magnetic suction type CNC machine tool chuck wrench according to claim 3 is characterized in that: The connector (31) is a sheet-shaped arrangement extending along the axial protrusion of the base (1), and the magnet mounting groove (41) and the connector (31) are arranged on the same surface of the base (1).

5. The magnetic suction type CNC machine tool chuck wrench according to claim 4, characterized in that: There are three magnet installation slots (41) and three connectors (31).

6. The magnetic suction type CNC machine tool chuck wrench according to claim 4, characterized in that: There are four magnet installation slots (41) and four connectors (31).

7. The magnetic suction type CNC machine tool chuck wrench according to claim 5, characterized in that: The angle formed by adjacent magnet mounting grooves (41) along the circumference of the base (1) is 100° to 140°, and the angle formed by adjacent joints (31) along the circumference of the base (1) is 100° to 140°.

8. The magnetic chuck wrench for CNC machine tools according to claim 6, characterized in that: The angle formed by adjacent magnet mounting grooves (41) along the circumference of the base (1) is 70° to 110°, and the angle formed by adjacent joints (31) along the circumference of the base (1) is 70° to 110°.

9. The magnetic CNC machine tool chuck wrench according to claim 3, characterized in that: The clamping mechanism (2) comprises a penetration portion (21) and a limiting portion (22); the penetration portion (21) is a through hole formed on the base (1) along the axial direction of the base (1); and the limiting portion (22) is used to limit the axial rotation of the workpiece around the base (1) when the workpiece is connected to the base (1) via the penetration portion (21).

10. The magnetic suction type CNC machine tool chuck wrench according to claim 9, characterized in that: The limiting portion (22) comprises a plurality of limiting grooves (221) which are opened on the inner wall of the connecting portion (21) along the axial direction of the base (1).

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