Boring machine tool fixing device for machining

Abstract

The utility model discloses a boring machine tool fixing device for machining and belongs to the technical field of machining. The basic handle is connected with the mounting seat, a slot is formed in the mounting seat, and the boring cutter is inserted into the slot; the inner side of the slot is provided with a placing groove, the inner side wall of the placing groove is provided with a reset groove, and a reset spring is arranged in the reset groove; a convex block is arranged at the upper end of the inner wall of the mounting plate, a limiting block is arranged at the lower end of the inner wall of the mounting plate, and the outer wall of the mounting plate is connected with a reset spring; limiting grooves are formed in the upper end of the outer side wall of the boring cutter, and the limiting blocks and the limiting grooves are matched and inserted in a one-to-one mode. The upper end of the protruding block is matched with the limiting assembly. According to the boring cutter fixing device, the boring cutter is effectively fixed, the stability of the boring cutter during operation is improved, the boring cutter is conveniently fixed, the dismounting process of the boring cutter is simplified, and the problem that the boring cutter is inconvenient to mount and fix in a traditional mode is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boring machine tool fixing device for machining belongs to machining technical field. BACKGROUND

[0002] Machining refers to the process of changing the shape size or performance of workpiece by a mechanical equipment. According to the difference of processing mode, it can be divided into cutting and pressure processing, boring machine is needed in machining to drive boring tool to process workpiece.

[0003] The existing boring tool fixing device is not only complex, time-consuming and laborious to disassemble, and the fixing effect is not good, so that the boring tool will loosen when the boring machine drives the boring tool to rotate. This looseness not only affects the stability and machining precision of the boring tool, but also may cause safety hazards in the machining process, increases the operation difficulty and maintenance cost, and reduces the use effect of the whole device. UTILITY MODEL CONTENT

[0004] In order to solve the problems in the background art, the utility model provides a boring machine tool fixing device for machining.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a boring machine tool fixing device for machining, comprising a base handle, a mounting seat and a fixing mechanism, the lower end of the base handle is fixedly connected with the mounting seat, and the mounting seat is detachably fixedly connected with the boring tool through the fixing mechanism.

[0006] The fixing mechanism comprises a mounting plate, a protruding block, a limiting block, a return spring and a limiting assembly, the inside of the mounting seat is provided with a slot, and the upper end of the boring tool is matchedly inserted into the slot, the inner side wall of the slot is provided with a plurality of placing grooves, the inner side wall of each placing groove is provided with a reset groove, and a return spring is fixed in each reset groove, each placing groove is placed with a vertically arranged mounting plate, and the middle part of each mounting plate is rotatably connected with the corresponding placing groove, the upper end of the inner wall of each mounting plate is fixed with a protruding block, the lower end of the inner wall of each mounting plate is fixed with a limiting block, and the outer wall of the mounting plate is fixedly connected with the corresponding return spring, the upper end of the outer side wall of the boring tool is provided with a plurality of limiting grooves, and the plurality of limiting blocks and the plurality of limiting grooves are one-to-one matchedly inserted and arranged, and the upper end of each protruding block is matched with the limiting assembly.

[0007] The limiting assembly comprises an extrusion rod, a push ring and a threaded sleeve; the outer side wall of the mounting seat is provided with a limiting groove, the inside of the mounting seat is provided with a plurality of sliding grooves, each of the sliding grooves is in communication with the limiting groove and the insertion groove, the groove side wall of the limiting groove is provided with an external thread, the threaded sleeve and the push ring are arranged in the limiting groove from top to bottom, the threaded sleeve is threadedly connected with the external thread, the inner side wall of the push ring is fixedly connected with the end of the horizontal rod of the L-shaped extrusion rod, each of the extrusion rods is slidingly arranged in the corresponding sliding groove, and the end of the vertical rod of each of the extrusion rods is in matching arrangement with the corresponding protrusion.

[0008] The end of the vertical rod of each of the extrusion rods is provided with a wedge surface, and the wedge surface is in matching arrangement with the corresponding protrusion.

[0009] The inner side wall of the insertion groove is provided with a plurality of mounting grooves, the upper end of the outer side wall of the boring cutter is provided with a plurality of clamping blocks, and the plurality of clamping blocks are in one-to-one corresponding matching plug-in arrangement with the plurality of mounting grooves.

[0010] Compared with the prior art, the boring cutter fixing device has the beneficial effects that:

[0011] The boring cutter fixing device has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a structural schematic view of the boring cutter fixing device;

[0013] Figure 2 is an internal structure schematic view of the boring cutter fixing device; Figure 1

[0014] Figure 3 is an enlarged view of A of the boring cutter fixing device; Figure 2

[0015] Figure 4 is a structural schematic view of the limiting assembly. DETAILED DESCRIPTION

[0016] The technical solutions in the boring cutter fixing device will be clearly and completely described below with reference to the drawings in the embodiments of the boring cutter fixing device. Apparently, the described embodiments are only part of the embodiments of the boring cutter fixing device, rather than all the embodiments of the boring cutter fixing device. Based on the embodiments of the boring cutter fixing device, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the boring cutter fixing device.​​

[0017] The utility model provides a boring tool fixing device for machining, including base handle 1, mounting seat 2 and fixed mechanism 3, the lower end of base handle 1 is fixedly connected with mounting seat 2, and mounting seat 2 is detachably fixedly connected with boring bar 301 through fixed mechanism 3.

[0018] The fixed mechanism 3 includes mounting plate 303, protruding block 304, limiting block 305, reset spring 308 and limiting assembly 310, the inside of mounting seat 2 is provided with slot 4 penetrating through its lower surface, and the upper end of boring bar 301 is matchedly inserted into slot 4, the inner side wall of slot 4 is uniformly arranged with a plurality of placing grooves 5 along its circumference, the inner side wall of each placing groove 5 is provided with reset groove 6, and each reset groove 6 is fixed with reset spring 308, each placing groove 5 is placed with vertically arranged mounting plate 303, the middle part of each mounting plate 303 is rotatably connected with the corresponding placing groove 5 through shaft, the upper end of the inner wall of each mounting plate 303 is fixed with protruding block 304, and the lower end of the inner wall of each mounting plate 303 is fixed with limiting block 305, and the outer wall of mounting plate 303 is fixedly connected with the corresponding reset spring 308, the upper end of the outer side wall of boring bar 301 is uniformly arranged with a plurality of limiting grooves 306 along its circumference, and a plurality of limiting blocks 305 and limiting grooves 306 are matchedly and insertedly arranged one by one, and the upper end of each protruding block 304 is matchedly arranged with limiting assembly 310.

[0019] The limiting assembly 310 includes extrusion rod 307, push ring 3102 and threaded sleeve 3103, the outer side wall of mounting seat 2 is provided with limiting groove 3101, the inside of mounting seat 2 is uniformly arranged with a plurality of sliding grooves along its circumference, each sliding groove is communicatedly arranged with limiting groove 3101 and slot 4, the groove side wall of limiting groove 3101 is provided with external thread, threaded sleeve 3103 and push ring 3102 are arranged in limiting groove 3101 from top to bottom, threaded sleeve 3103 is screw-threadedly connected with external thread, the inner side wall of push ring 3102 is fixedly connected with the end part of the horizontal rod of a plurality of L-shaped extrusion rods 307 arranged along its circumference, each extrusion rod 307 is slidably arranged in the corresponding sliding groove, and the end part of the vertical rod of each extrusion rod 307 is matchedly arranged with the corresponding protruding block 304, when boring bar 301 is fixed, threaded sleeve 3103 can drive push ring 3102 and a plurality of extrusion rods 307 to move downward simultaneously in cooperation with limiting groove 3101, so that extrusion rod 307 can extrude the top of mounting plate 303, and extrusion rod 307 can guide and limit push ring 3102 when moving downward, which facilitates the mounting and dismounting of boring bar 301.

[0020] The end of the vertical rod of each extrusion rod 307 is provided with a wedge surface which is matched with the corresponding protrusion 304. When the boring cutter 301 is fixed, the wedge surface at the bottom end of the extrusion rod 307 is in contact with the arc surface of the protrusion 304 to extrude the mounting plate 303, and the top of the mounting plate 303 is gradually extruded to rotate to the other side with the downward movement of the extrusion rod 307, the bottom end of the mounting plate 303 drives the limiting block 305 to rotate to one side and tilt, the limiting block 305 is clamped in the limiting groove 306 to fix the boring cutter 301, the boring cutter can be fixed and installed, and the boring cutter 301 is prevented from loosening during use.

[0021] The inner side wall of the slot 4 is uniformly provided with a plurality of mounting grooves 302 along the circumference thereof, the upper end of the outer side wall of the boring cutter 301 is uniformly provided with a plurality of clamping blocks 309 along the circumference thereof, the plurality of clamping blocks 309 are matched and inserted with the plurality of mounting grooves 302 one by one, the plurality of mounting grooves 302 are alternately arranged with the plurality of placing grooves 5 one by one, and the plurality of clamping blocks 309 are alternately arranged with the plurality of limiting grooves 306 one by one, so that the clamping block 309 can limit the boring cutter 301 and prevent the cutter from loosening during use.

[0022] The use method of the boring cutter fixing device for machining, the method comprises the following steps:

[0023] S1: the upper end of the boring cutter 301 is inserted into the slot 4, and the plurality of clamping blocks 309 are inserted into the corresponding mounting grooves 302 respectively;

[0024] S2: rotate the threaded sleeve 3103 downward;

[0025] S3: the threaded sleeve 3103 pushes the push ring 3102 downward;

[0026] S4: the push ring 3102 drives all the extrusion rods 307 to move downward at the same time;

[0027] S5: all the extrusion rods 307 extrude all the protrusions 304 at the same time;

[0028] S6: the protrusion 304 pushes the corresponding mounting plate 303 to rotate;

[0029] S7: the mounting plate 303 drives the corresponding limiting block 305 to be inserted into the corresponding limiting groove 306 respectively, the position of the limiting block 305 is limited by the threaded locking of the threaded sleeve 3103 and the external thread, and the quick installation and fixing of the boring cutter 301 are completed.

[0030] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other forms without deviating from the spirit or essential characteristics of the present application. The embodiments should therefore be considered in all respects as illustrative and not restrictive, the scope of the application being defined by the appended claims rather than that of the above description, and it is therefore intended that all changes that come within the meaning and range of equivalents of the claims are to be embraced within the application. Any reference signs in the claims should not be construed as limiting the claims concerned.

[0031] Furthermore, it should be understood that although the present specification is described in terms of embodiments, not every embodiment according to the present specification needs to exhibit each and every characteristic specified in the present specification. The specification can also be described in terms of a single preferred embodiment, it being understood that this single preferred embodiment can exhibit not every aspect or feature of the present specification. The specification can also be described in terms of a generic statement that the disclosure can include one, some, or all of a list of features. It is further understood that the specification is to be interpreted in a manner that includes only those limitations that are present in the claims.

Claims

1. A boring machine tool fixing device for machining, characterized in that: The invention comprises a basic handle (1), a mounting seat (2) and a fixing mechanism (3); the lower end of the basic handle (1) is fixedly connected to the mounting seat (2), and the mounting seat (2) and the boring tool (301) are detachably fixedly connected via the fixing mechanism (3); the fixing mechanism (3) comprises a mounting plate (303), a protrusion (304), a limit block (305), a reset spring (308) and a limit assembly (310); a slot (4) is provided inside the mounting seat (2), and the upper end of the boring tool (301) is matched and plugged into the slot (4); the inner side wall of the slot (4) is provided with a plurality of placement slots (5), and the inner side wall of each placement slot (5) is provided with a reset slot (6), and each reset slot (6) is fixed with a A return spring (308) is provided; a vertically arranged mounting plate (303) is placed in each placement slot (5); the middle portion of each mounting plate (303) is rotatably connected to the corresponding placement slot (5); a protrusion (304) is fixed to the upper end of the inner wall of each mounting plate (303); a limiting block (305) is fixed to the lower end of the inner wall of each mounting plate (303); and the outer wall of the mounting plate (303) is fixedly connected to the corresponding return spring (308); a plurality of limiting slots (306) are provided at the upper end of the outer wall of the boring tool (301); the plurality of limiting blocks (305) and the plurality of limiting slots (306) are matched and plugged in one by one; and the upper end of each protrusion (304) is matched with a limiting component (310).

2. The tool fixing device for a boring machine for machining according to claim 1, characterized in that: The limiting assembly (310) includes an extrusion rod (307), a push ring (3102) and a threaded sleeve (3103); the outer wall of the mounting seat (2) is provided with a limiting groove (3101), and the interior of the mounting seat (2) is provided with a plurality of sliding grooves, each of the sliding grooves is connected to the limiting groove (3101) and the slot (4); the groove side wall of the limiting groove (3101) is provided with an external thread, and a threaded sleeve (3103) and a push ring (3102) are provided from top to bottom in the limiting groove (3101), the threaded sleeve (3103) is screwed to the external thread, and the inner wall of the push ring (3102) is fixedly connected to the ends of the horizontal rods of the plurality of L-shaped extrusion rods (307), each of the extrusion rods (307) is slidably set in the corresponding sliding groove, and the end of the vertical rod of each extrusion rod (307) is respectively matched with the corresponding protrusion (304).

3. The tool fixing device for a boring machine for machining according to claim 2, characterized in that: The end of the vertical rod of each extrusion rod (307) is provided with a wedge-shaped surface, and the wedge-shaped surface is arranged in cooperation with the corresponding protrusion (304).

4. The tool fixing device for a boring machine for machining according to claim 2, characterized in that: The inner side wall of the slot (4) is provided with a plurality of mounting slots (302), and the upper end of the outer side wall of the boring tool (301) is provided with a plurality of clamping blocks (309), and the plurality of clamping blocks (309) are plugged and arranged in a one-to-one corresponding manner with the plurality of mounting slots (302).

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