A tool locking device for cutting machine and cutting machine

Abstract

The utility model belongs to the technical field of tool locking, and discloses a tool locking device for a cutting machine and a cutting machine, comprising: a tool support, the tool support is provided with a clamping notch; a tool clamping member, one end of the tool clamping member is rotatably connected to a first connecting portion, and the other end of the tool clamping member is movably connected to the clamping notch; a clamping limiter, one end of the clamping limiter is rotatably connected to a second connecting portion; a linkage unlocking member, one end of the linkage unlocking member is movably connected to the other end of the clamping limiter; a shell, the shell is rotatably connected to the other end of the linkage unlocking member. The clamping limiter can be folded on the tool clamping member and limit the tool clamping member, and the tool clamping member is pressed against the tool clamping member to clamp the tool. The linkage unlocking member and the clamping limiter can be folded to reduce the space occupied, and the clamping limiter can be unfolded by pulling open the linkage unlocking member, and the limit on the tool clamping member can be released. The tool clamping member can be rotated to release the clamping state of the tool clamping member on the tool.

Description

Technical Field

[0001] The utility model relates to a tool locking device for a cutting machine and the cutting machine, belonging to the technical field of tool locking. Background Art

[0002] A cutting machine is a mechanical device used to cut various materials. In the design of modern cutting machines, the tool locking mechanism not only needs to firmly fix the tool during operation, but also needs to be able to quickly and conveniently remove and replace the tool after shutdown to meet different processing requirements. However, the existing tool locking mechanism cannot lock the tool in a small space, and the tool locking mechanism occupies a large space. Utility Model Content

[0003] In view of the deficiencies of the above-mentioned prior art, the purpose of the utility model is to provide a tool locking device for a cutting machine, in which the clamping limit member can be folded on the tool clamping member and limit the tool clamping member, so that the tool clamping member can be folded to clamp the tool, and the linkage unlocking member and the clamping limit member can be folded to reduce the space occupied, and the clamping limit member can be unfolded by pulling open the linkage unlocking member, and the limit on the tool clamping member can be released, so that the other end of the tool clamping member can rotate around the first connecting part, thereby releasing the clamping state of the tool clamping member on the tool.

[0004] To achieve the above-mentioned purpose, the utility model provides a tool locking device for a cutting machine, comprising: a tool holder, the tool holder is provided with a clamping notch adapted to the tool; the tool holder comprises a first connecting portion and a second connecting portion; a tool clamping member, one end of the tool clamping member is rotatably connected to the first connecting portion, and the other end of the tool clamping member is movably connected to the clamping notch; the tool clamping member and the clamping notch can form a clamping state for locking the tool; a clamping limiter, one end of the clamping limiter is rotatably connected to the second connecting portion; a limiting portion is provided at one end of the clamping limiter, and the limiting portion Used to limit the rotation of the tool clamping member; a linkage unlocking member, one end of the linkage unlocking member is movably connected to the other end of the clamping limit member; a shell, the shell is rotatably connected to the other end of the linkage unlocking member; in the clamping state, the tool clamping member and the clamping limit member can be folded with each other; pulling one end of the linkage unlocking member to rotate around the shell, the linkage unlocking member drives the other end of the clamping limit member to rotate around the second connecting part, the limiting part releases the limitation on the tool clamping member, and the other end of the tool clamping member can rotate around the first connecting part, thereby releasing the clamping state of the tool clamping member on the clamping notch.

[0005] Furthermore, as a more preferred embodiment of the present invention, an elastic reset member is installed at the position where the first connecting portion is rotatably connected to the tool clamp, so that when the limiting portion releases the limit on the tool clamp, the tool clamp can automatically open under the elastic force of the elastic reset member.

[0006] Furthermore, as a more preferred embodiment of the present invention, a travel groove is provided at one end of the linkage unlocking member, the other end of the clamping limit member is rotatably connected to the travel groove, and the other end of the clamping limit member can slide along the travel groove.

[0007] Further, as a more preferred embodiment of the present invention, the tool support includes a first transfer connection member and a second transfer connection member arranged on both sides of the clamping notch; the first connection portion is arranged on the first transfer connection member, and the second connection portion is arranged on the second transfer connection member;

[0008] The other end of the tool clamp is provided with a first movable groove, and the tool clamp can pass through the second transfer connector through the first movable groove and then clamp the clamping notch.

[0009] Furthermore, as a more preferred embodiment of the utility model, a second movable groove is provided at the bottom of the clamping limit member, the end of the second transfer connecting member is inserted into the second movable groove and rotatably connected to the second movable groove, and the limiting parts are respectively provided on both sides of the second movable groove.

[0010] Furthermore, as a more preferred embodiment of the utility model, the limiting portion includes a cam member, and the clamping opposite side of the tool clamping member is provided with an arc portion adapted to the cam member, and the cam member is slidably connected to the arc portion. When the cam member slides out of the arc portion, the tool clamping member is disengaged from the limiting position of the cam member.

[0011] Further, as a more preferred embodiment of the present utility model, the tool support, the tool clamping member and the clamping limit member are arranged in the housing;

[0012] One side of the shell is provided with an unlocking port adapted to the linkage unlocking member, and the bottom of the unlocking port is rotatably connected to the other end of the linkage unlocking member; the linkage unlocking member is provided with a protrusion extending toward the shell, and the travel groove is provided on the protrusion; one end of the linkage unlocking member can be rotated around the other end toward the outside of the unlocking port.

[0013] Furthermore, as a more preferred embodiment of the present invention, a bending portion is provided in the middle of the clamping and limiting member so that the other end of the clamping and limiting member faces the travel groove.

[0014] Furthermore, as a more preferred embodiment of the present invention, the housing is provided with a tool-changing groove corresponding to the clamping notch; and the inner wall of the clamping notch is partially provided with clamping teeth.

[0015] Furthermore, as a more preferred embodiment of the present invention, a cutting machine is used to apply the above-mentioned tool locking device.

[0016] Compared with the prior art, the beneficial effects are:

[0017] 1. The utility model provides a tool locking device for a cutting machine, wherein a clamping limiter can be folded on a tool clamping member and limit the tool clamping member, so that the tool clamping member can be folded to clamp the tool, and a linkage unlocking member and the clamping limiter can be folded to reduce space occupation, and the clamping limiter can be unfolded by pulling open the linkage unlocking member, and the limit on the tool clamping member can be released, so that the other end of the tool clamping member can rotate around the first connecting portion, and the clamping state of the tool clamping member on the tool can be released.

[0018] 2. An elastic reset member is installed at the position where the first connecting portion of the utility model is rotatably connected to the tool clamping member, so that when the limiting portion releases the limit on the tool clamping member, the tool clamping member can automatically open under the elastic force of the elastic reset member.

[0019] 3. When the travel groove of the utility model is used to link the unlocking member to rotate outward and unfold, the clamping limit member can slide and rotate along the travel groove to ensure that the clamping limit member can unfold smoothly.

[0020] 4. The purpose of setting the first movable groove at the other end of the tool clamping part in the utility model is to keep the position of rotation connection with the clamping limit member with the second connecting part, and to ensure that the tool clamping part can be smoothly folded into the clamping notch; at the same time, the second movable groove is set on it for rotation connection with the second connecting part, so as to maximize folding and optimize the occupied space.

[0021] 5. The utility model provides a bending portion in the middle of the clamping limiter so that the other end of the clamping limiter faces the travel groove, and when the linkage unlocking member is unfolded outward, sufficient movable space can be reserved for the clamping limiter to slide and rotate along the travel groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure expansion of the tool locking device for the cutting machine in the embodiment.

[0023] Figure 2 Schematic diagram of the structure of the clamping limiter in the embodiment.

[0024] Figure 3 Schematic diagram of the structure of the tool holder in the embodiment.

[0025] Figure 4 It is a schematic diagram of the structure in which the clamping limiter and the tool clamping member are folded in the clamping notch respectively in the embodiment.

[0026] Figure 5 It is a schematic diagram of the structure in which the tool support is arranged in the housing and clamps the tool in the embodiment.

[0027] Reference numerals:

[0028] 1- tool support, 11- clamping notch, 12- first connecting part, 13- second connecting part, 14- rotating shaft, 15- elastic reset member;

[0029] 2-tool holder, 21-first movable groove, 22-arc portion;

[0030] 3-clamping limiter, 31-limiting portion, 32-second movable groove, 33-bending portion;

[0031] 4-linked unlocking member, 41-travel groove, 42-protrusion,

[0032] 5-housing, 51-unlocking port, 53-inner recess;

[0033] 6- Knife. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of this application.

[0035] It should be noted that when an element is referred to as being "fixed on" or "set on" another component, it can be directly on the other component or indirectly set on the other component; when a component is referred to as being "connected to" another component, it can be directly connected to the other component or indirectly connected to the other component.

[0036] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0037] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, "multiple" and "several" mean two or more, unless otherwise clearly and specifically defined.

[0038] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0039] Example

[0040] This embodiment is intended to promote the solution to the problem in the prior art that the locking mechanism cannot lock the tool in a small space and the tool locking mechanism occupies a large space.

[0041] To this end, the purpose of this embodiment is to provide a tool locking device for a cutting machine, the clamping limiter 3 can be folded on the tool clamping member 2 and limit the tool clamping member, so that the tool clamping member 2 can be folded to clamp the tool, the linkage unlocking member 4 and the clamping limiter 3 can be folded to reduce the space occupied, and the clamping limiter 3 can be unfolded by pulling open the linkage unlocking member 4, and the limit on the tool clamping member 2 can be released, so that the other end of the tool clamping member 2 can rotate around the first connecting portion 12, and the clamping state of the tool clamping member 2 on the tool is released.

[0042] Reference Figure 1-5 As shown, specifically, a tool locking device for a cutting machine includes:

[0043] The tool support 1 is provided with a clamping notch 11 adapted to the tool 6;

[0044] The tool support 1 comprises a first connecting portion 12 and a second connecting portion 13;

[0045] The tool holder 2, one end of the tool holder 2 is rotatably connected to the first connecting portion 12, and the other end of the tool holder 2 is movably connected to the clamping notch 11; the tool holder 2 and the clamping notch 11 can form a clamping state for locking the tool 6;

[0046] A clamping and limiting member 3, one end of which is rotatably connected to the second connecting portion 13; a limiting portion 31 is provided at one end of the clamping and limiting member 3, and the limiting portion 31 is used to limit the rotation of the tool clamping member 2;

[0047] A linkage unlocking member 4, one end of which is movably connected to the other end of the clamping limit member 3;

[0048] The housing 5 is rotatably connected to the other end of the linkage unlocking member 4;

[0049] In the clamping state, the tool clamping member 2 and the clamping limit member 3 can be folded with each other;

[0050] One end of the pulling linkage unlocking member 4 rotates around the shell 5, and the linkage unlocking member 4 drives the other end of the clamping limit member 3 to rotate around the second connecting part 13. The limiting part 31 releases the limit on the tool clamping member 2, and the other end of the tool clamping member 2 can rotate around the first connecting part 12, thereby releasing the clamping state of the tool clamping member 2 on the clamping slot 11.

[0051] In this embodiment, one end of the tool clamping member 2 is rotatably connected to the first connecting portion 12, one end of the clamping limit member 3 is rotatably connected to the second connecting portion 13, and the housing 5 is rotatably connected to the other end of the linkage unlocking member 4, wherein the rotational connection may be, but is not limited to, through a rotating shaft 14;

[0052] Reference Figure 1 As shown, specifically, in the present embodiment, an elastic reset member 15 is installed at the position where the first connecting portion 12 is rotationally connected to the tool clamp 2, so that when the limiting portion 31 releases the limit on the tool clamp 2, the tool clamp 2 can automatically open under the elastic force of the elastic reset member 15.

[0053] Reference Figure 1 As shown, specifically, in this embodiment, one end of the linkage unlocking member 4 is provided with a travel groove 41 , the other end of the clamping limit member 3 is rotatably connected to the travel groove 41 , and the other end of the clamping limit member 3 can slide along the travel groove 41 .

[0054] Reference Figure 1 As shown, specifically, in this embodiment, the tool support 1 includes a first transfer connection member and a second transfer connection member arranged on both sides of the clamping notch 11; the first connection portion 12 is arranged on the first transfer connection member, and the second connection portion 13 is arranged on the second transfer connection member;

[0055] The other end of the tool clamping member 2 is provided with a first movable groove 21 , and the tool clamping member 2 can pass through the second transfer connector through the first movable groove 21 and then clamp the clamping notch 11 .

[0056] A second movable groove 32 is provided at the bottom of the clamping limiter 3 , an end of the second transfer connector is inserted into the second movable groove 32 and rotatably connected to the second movable groove 32 , and limit portions 31 are respectively provided on both sides of the second movable groove 32 .

[0057] Reference Figure 1-3 As shown, specifically, in this embodiment, the limiting portion 31 includes a cam member, and a circular arc portion 22 adapted to the cam member is provided on the clamping opposite side of the tool clamp 2. The cam member is slidably connected to the circular arc portion 22. When the cam member slides out of the circular arc portion 22, the tool clamp 2 is separated from the limiting position of the cam member.

[0058] Reference Figure 1 As shown, specifically, in this embodiment, the tool support 1, the tool clamping member 2 and the clamping limit member 3 are arranged in the housing 5;

[0059] Reference Figure 1 and 5 As shown, one side of the housing 5 is provided with an unlocking port 51 adapted to the linkage unlocking member 4, and the bottom of the unlocking port 51 is rotatably connected to the other end of the linkage unlocking member 4; the linkage unlocking member 4 is provided with a protrusion 42 extending toward the housing 5, and a travel groove 41 is provided on the protrusion 42; one end of the linkage unlocking member 4 can rotate around the other end to the outside of the unlocking port 51. The top of the unlocking port 51 is provided with an inner recess 53, and the recess depth of the inner recess 53 is adapted to the top of the linkage unlocking member 4, the purpose of which is to support the top of the linkage unlocking member 4 and not sink into the housing 5, and secondly, to reserve a certain space for the user's hand to be inserted between the inner recess 53 and the top of the linkage unlocking member 4, so as to facilitate the use of the user to pry open the top of the linkage unlocking member 4.

[0060] Reference Figure 1 and 2 As shown, specifically, in this embodiment, a bending portion 33 is provided in the middle of the clamping and limiting member 3 so that the other end of the clamping and limiting member 3 faces the travel groove 41 .

[0061] Reference Figure 1 As shown, specifically, in this embodiment, the housing 5 is provided with a tool changing groove 52 corresponding to the clamping notch 11; the inner wall of the clamping notch 11 is partially clamped with teeth. The tool changing groove 52 is used for the cutting end of the tool 6 to extend.

[0062] Based on a preferred application mode, a cutting machine is provided for implementing the above-mentioned tool locking device.

[0063] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A tool locking device for a cutting machine, characterized in that: include: A tool support, wherein the tool support is provided with a clamping notch adapted to the tool; The tool support comprises a first connecting portion and a second connecting portion; A tool clamping member, one end of which is rotatably connected to the first connecting portion, and the other end of which is movably connected to the clamping notch; the tool clamping member and the clamping notch can form a clamping state for locking the tool; A clamping and limiting member, one end of which is rotatably connected to the second connecting portion; a limiting portion is provided at one end of the clamping and limiting member, and the limiting portion is used to limit the rotation of the tool clamping member; A linkage unlocking member, one end of which is movably connected to the other end of the clamping limit member; A housing, the housing being rotatably connected to the other end of the linkage unlocking member; In the clamping state, the tool clamping member and the clamping limit member can be folded with each other; By pulling one end of the linkage unlocking member to rotate around the shell, the linkage unlocking member drives the other end of the clamping limit member to rotate around the second connecting part, the limiting part releases the limit on the tool clamping member, and the other end of the tool clamping member can rotate around the first connecting part, thereby releasing the clamping state of the tool clamping member on the clamping slot.

2. The tool locking device for a cutting machine according to claim 1, characterized in that: An elastic reset member is installed at the position where the first connecting portion is rotatably connected to the tool clamping member, so that when the limiting portion releases the limiting of the tool clamping member, the tool clamping member can automatically open under the elastic force of the elastic reset member.

3. The tool locking device for a cutting machine according to claim 2, characterized in that: One end of the linkage unlocking member is provided with a travel groove, the other end of the clamping and limiting member is rotatably connected to the travel groove, and the other end of the clamping and limiting member can slide along the travel groove.

4. The tool locking device for a cutting machine according to claim 2, characterized in that: The tool support comprises a first transfer connection member and a second transfer connection member arranged on both sides of the clamping notch; the first connection portion is arranged on the first transfer connection member, and the second connection portion is arranged on the second transfer connection member; The other end of the tool clamp is provided with a first movable groove, and the tool clamp can pass through the second transfer connector through the first movable groove and then clamp the clamping notch.

5. The tool locking device for a cutting machine according to claim 4, characterized in that: A second movable groove is arranged at the bottom of the clamping limiter, an end portion of the second transfer connector is inserted into the second movable groove and rotatably connected to the second movable groove, and the limit portions are respectively arranged on both sides of the second movable groove.

6. The tool locking device for a cutting machine according to claim 5, characterized in that: The limiting part includes a cam member, and a circular arc portion adapted to the cam member is arranged on the clamping opposite side of the tool clamping member, and the cam member is slidably connected to the circular arc portion. When the cam member slides out of the circular arc portion, the tool clamping member is disengaged from the limiting position of the cam member.

7. The tool locking device for a cutting machine according to claim 3, characterized in that: The tool support, the tool clamping member and the clamping limit member are arranged in the housing; One side of the shell is provided with an unlocking port adapted to the linkage unlocking member, and the bottom of the unlocking port is rotatably connected to the other end of the linkage unlocking member; the linkage unlocking member is provided with a protrusion extending toward the shell, and the travel groove is provided on the protrusion; one end of the linkage unlocking member can be rotated around the other end toward the outside of the unlocking port.

8. The tool locking device for a cutting machine according to claim 7, characterized in that: A bending portion is provided in the middle of the clamping and limiting member so that the other end of the clamping and limiting member faces the travel groove.

9. The tool locking device for a cutting machine according to claim 7, characterized in that: The shell is provided with a tool changing groove corresponding to the clamping notch; the inner wall of the clamping notch is partially clamped with teeth.

10. A cutting machine, characterized in that: The invention comprises the tool locking device according to any one of claims 1 to 9.

Images