Knife handle lengthening structure

Abstract

The utility model belongs to the technical field of machining auxiliary equipment, and particularly relates to a cutter handle lengthening structure which comprises a cutter handle seat used for detachably installing a cutter on a machine tool, a lengthening rod is arranged on the cutter, a moving channel used for axial movement of the lengthening rod is formed in the cutter handle seat, and the cutter handle seat is connected with the lengthening rod. At least part of one end of the lengthening rod is inserted into the moving channel, the lengthening rod is used for adjusting the stroke between the cutter and the cutter handle seat, an inserting hole is formed in the cutter handle seat in a penetrating mode, the moving channel is formed in the inserting hole, at least part of one end of the lengthening rod is inserted into the inserting hole, and the cutter handle seat is used for adjusting the stroke between the cutter and the cutter handle seat. According to the utility model, the lengthening rod is additionally arranged between the cutter handle seat and the cutter, and the lengthening rod can axially move in the moving channel on the cutter handle seat, so that the distance between the cutter and the cutter handle seat can be adjusted, and the axial position of the cutter can be conveniently adjusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of machining auxiliary equipment, and in particular relates to a tool handle lengthening structure. Background Art

[0002] A tool is needed in the machining process. The tool is clamped in the machining area by a clamping mechanism, and the workpiece is driven through the tool by a moving mechanism, and the tool is used to mill the workpiece.

[0003] The existing tool is directly clamped on the tool handle, and the existing tool handle does not have a device for adjusting the length of the tool, resulting in a fixed position of the tool and reducing the use range of the tool. Utility Model Content

[0004] The purpose of the utility model is to provide a knife handle lengthening structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tool handle extension structure, comprising: a tool handle seat for detachably mounting a tool on a machine tool, an extension rod being provided on the tool, a moving channel for axial movement of the extension rod being formed on the tool handle seat, one end of the extension rod being at least partially inserted in the moving channel, and the extension rod being used to adjust the stroke between the tool and the tool handle seat.

[0006] Preferably, the shank seat is penetrated by a plug hole, the movable channel is formed in the plug hole, and one end of the extension rod is at least partially plugged into the plug hole.

[0007] Preferably, one end of the hilt seat is detachably provided with a connecting seat sleeved on the extension rod, and the connecting seat is provided with a limiting member, and the limiting member is used to limit the stroke of the extension rod.

[0008] Preferably, the limiting member comprises a limiting pin, a second threaded hole is penetrated inwardly from the outside of the connecting seat, the limiting pin is screwed into the second threaded hole, and one end of the limiting pin abuts against the extension rod.

[0009] Preferably, at least one group of through holes and a third threaded hole are sequentially provided between the connecting seat and the shank seat from outside to inside, and a second locking bolt is provided between the through hole and the third threaded hole.

[0010] Preferably, at least one group of recessed holes and a first threaded hole are sequentially provided between the tool and the end of the extension rod from the outside to the inside, and a first locking bolt is provided between the recessed hole and the first threaded hole.

[0011] Preferably, a holder that is engaged with the machine tool is provided on the outer wall of the tool handle seat, and the holder is a wedge-shaped structure.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] (1) The utility model adds an extension rod between the tool holder and the tool, and the extension rod can be axially moved in a moving channel on the tool holder, so that the distance between the tool and the tool holder can be adjusted, which is convenient for adjusting the axial position of the tool.

[0014] (2) The utility model provides an additional plug-in hole, through which the extension rod can be movably inserted into the tool handle seat, thereby facilitating adjustment of the stroke between the tool and the tool handle seat.

[0015] (3) The utility model can limit the extension rod on the tool handle seat through the additional connecting seat and the limiting member and the connecting seat, so as to facilitate the positioning of the stroke of the tool and the tool handle seat.

[0016] (4) The utility model adds a second locking bolt that cooperates with the connecting seat. The connecting seat can be detachably mounted on the tool handle seat through the second locking bolt, thereby providing an installation position for the extension rod on the tool handle seat. At the same time, since the connecting seat is a consumable part, the second locking bolt can be used to facilitate replacement of the connecting seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 It is a front view of the utility model;

[0019] Figure 3 It is a cross-sectional view of the utility model;

[0020] Figure 4 This is a front view of the connecting seat and the extension rod of the utility model;

[0021] In the figure: 1. tool; 2. first locking bolt; 3. extension rod; 4. second locking bolt; 5. connecting seat; 6. handle seat; 7. clamping seat; 8. recessed hole; 9. first threaded hole; 10. limit pin; 11. second threaded hole; 12. through hole; 13. third threaded hole; 14. plug-in hole. DETAILED DESCRIPTION

[0022] 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.

[0023] refer to Figure 1 and Figure 3 As shown, the utility model provides a tool handle extension structure, including: a tool handle seat 6 for detachably mounting a tool 1 on a machine tool, an extension rod 3 is provided on the tool 1, and a moving channel for axial movement of the extension rod 3 is formed on the tool handle seat 6, one end of the extension rod 3 is at least partially inserted in the moving channel, and the extension rod 3 is used to adjust the stroke between the tool 1 and the tool handle seat 6.

[0024] Combination Figure 3-4 As shown, a plug hole 14 is penetrated through the handle seat 6 , a moving channel is formed in the plug hole 14 , and at least a part of one end of the extension rod 3 is plugged into the plug hole 14 .

[0025] As mentioned above, when using the tool 1, shank seat 6 and extension rod 3 provided by the utility model, the shank seat 6 provides an installation position for the extension rod 3 on the machine tool, and the extension rod 3 can be adjusted in axial length on the shank seat 6 through the plug-in hole 14, so that the stroke between the shank seat 6 and the tool 1 can be adjusted, thereby facilitating the length and position adjustment of the tool 1.

[0026] Further, in order to facilitate the replacement of the tool 1, refer to Figure 1-3 As shown, at least one group of recessed holes 8 and first threaded holes 9 are sequentially provided between the tool 1 and the end of the extension rod 3 from the outside to the inside, and a first locking bolt 2 is provided between the recessed holes 8 and the first threaded holes 9. The tool 1 is detachably mounted on one end of the extension rod 3 through the first threaded hole 9, the first locking bolt 2 and the recessed hole 8, and can be replaced through the first threaded hole 9, the first locking bolt 2 and the recessed hole 8.

[0027] Further, in order to facilitate the detachable installation of the tool holder seat 6 and the machine tool, refer to Figure 2-3 As shown, the outer wall of the tool handle seat 6 is provided with a clamping seat 7 which is engaged with the machine tool, and the clamping seat 7 is a wedge-shaped structure. The machine tool is provided with a wedge groove which matches the clamping block, and the tool handle seat 6 is clamped and installed in the wedge groove through the clamping seat 7.

[0028] In the present utility model, combined with Figure 3-4 As shown, one end of the shank seat 6 of this embodiment is detachably provided with a connecting seat 5 which is sleeved on the extension rod 3 , and a limiting member is provided on the connecting seat 5 , which is used to limit the travel of the extension rod 3 .

[0029] Combination Figure 3 As shown, the limiting member includes a limiting pin 10 , and a second threaded hole 11 is passed through the outside of the connecting seat 5 inwardly, the limiting pin 10 is screwed into the second threaded hole 11 , and one end of the limiting pin 10 abuts against the extension rod 3 .

[0030] As mentioned above, when using the connecting seat 5 and the limiting member provided by the utility model, the connecting seat 5 can be detachably installed on one side of the shank seat 6, and the connecting seat 5 is used to provide an installation position for the extension rod 3 on the shank seat 6. When one end of the extension rod 3 passes through the connecting seat 5 and extends into the plug-in hole 14, when the position of the tool 1 is determined, the limiting pin 10 in the second threaded hole 11 is tightened by a tool, so that one end of the limiting pin 10 abuts against the extension rod 3, thereby preventing the extension rod 3 from axial displacement on the connecting seat 5 and the shank seat 6, thereby positioning the position of the tool 1.

[0031] Further, in order to detachably mount the connecting seat 5 on the handle seat 6, refer to Figure 3-4 As shown, at least one set of through holes 12 and third threaded holes 13 are sequentially provided between the connection seat 5 and the handle seat 6 from outside to inside, and a second locking bolt 4 is provided between the through hole 12 and the third threaded hole 13. When the connection seat 5 is fastened to the extension rod 3 by the stop pin 10, one end of the extension rod 3 is inserted into the insertion hole 14, and the connection seat 5 is fitted to the handle seat 6. At this time, the through hole 12 on the connection seat 5 is aligned with the third threaded hole 13, and the second locking bolt is passed through the through hole 12 and the second threaded hole 11 to lock the connection seat 5 on the handle seat 6;

[0032] When the extension rod 3 is locked and installed on the connecting seat 5, the connecting seat 5 is placed on the handle seat 6 at one side of the plug hole 14, and the through hole 12 on the connecting seat 5 is aligned with the third threaded hole 13, and the second locking bolt is passed through the through hole 12 and the second threaded hole 11 to lock the connecting seat 5 on the handle seat 6;

[0033] In both of the above methods, the connecting seat 5 is detachably mounted on the shank seat 6. After the second locking bolt is removed, the connecting seat 5 can be replaced.

[0034] 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 handle extension structure, characterized in that: include: A tool holder seat (6) is used for detachably mounting a tool (1) on a machine tool, wherein the tool (1) is provided with an extension rod (3), and a moving channel for axial movement of the extension rod (3) is formed on the tool holder seat (6), one end of the extension rod (3) is at least partially inserted into the moving channel, and the extension rod (3) is used to adjust the stroke between the tool (1) and the tool holder seat (6).

2. The knife handle extension structure according to claim 1, characterized in that: The handle seat (6) is penetrated by an inserting hole (14), the moving channel is formed in the inserting hole (14), and one end of the extension rod (3) is at least partially inserted in the inserting hole (14).

3. The knife handle extension structure according to claim 1, characterized in that: One end of the shank seat (6) is detachably provided with a connecting seat (5) sleeved on the extension rod (3), and a limiting member is provided on the connecting seat (5), and the limiting member is used to limit the travel of the extension rod (3).

4. The knife handle extension structure according to claim 3, characterized in that: The limiting member comprises a limiting pin (10), a second threaded hole (11) is formed inwardly through the outside of the connecting seat (5), the limiting pin (10) is screwed into the second threaded hole (11), and one end of the limiting pin (10) abuts against the extension rod (3).

5. The knife handle extension structure according to claim 3, characterized in that: At least one set of through holes (12) and third threaded holes (13) are sequentially provided between the connecting seat (5) and the handle seat (6) from the outside to the inside, and a second locking bolt (4) is provided between the through hole (12) and the third threaded hole (13).

6. The knife handle extension structure according to claim 1, characterized in that: At least one group of recessed holes (8) and a first threaded hole (9) are sequentially provided between the tool (1) and the end of the extension rod (3) from the outside to the inside, and a first locking bolt (2) is provided between the recessed hole (8) and the first threaded hole (9).

7. The knife handle extension structure according to claim 1, characterized in that: A clamping seat (7) which is clamped on the machine tool is provided on the outer wall of the tool handle seat (6); the clamping seat (7) is a wedge-shaped structure.

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