CN220560919U - A boring machine tool fixing device for mechanical precision machining - Google Patents

Abstract

The utility model relates to the technical field of boring machines, in particular to a boring machine tool fixing device for mechanical precision machining, which comprises a shaft sleeve, wherein an installation sleeve is movably installed in the shaft sleeve, a tool main body is installed in the installation sleeve through a bolt thread, a limit groove is formed in the installation sleeve, and a rack is fixedly installed on the installation sleeve. According to the utility model, the linkage rod, the arc-shaped block, the sliding sleeve, the pushing rod and the third spring are mutually matched, when the installation sleeve is installed in the shaft sleeve, the arc-shaped block is used for driving the linkage rod to extrude the sliding sleeve by extruding between the inner wall of the installation sleeve and the arc-shaped block, the sliding sleeve slides along the outer side of the fixed rod, when the arc-shaped block is attached to the limiting hole, the arc-shaped block is clamped with the limiting hole by using the rebound effect of the second spring, so that the shaft sleeve and the cutter body are installed and fixed, and the situation that falling is harmful to workers is prevented.

Description

A boring machine tool fixing device for mechanical precision machining

Technical field

The utility model relates to the technical field of boring machines, specifically a boring machine tool fixing device for mechanical precision processing.

Background technique

A boring machine is mainly a machine tool that uses a boring tool to drill holes in the workpiece. Usually the rotation of the boring tool is the main motion, and the movement of the boring tool or the workpiece is the feed motion. Its processing accuracy and surface quality are higher than those of the drilling machine. The boring machine is a large box The boring tool is the main equipment for parts processing, and the boring tool is one of the indispensable parts of the boring machine. The boring tool needs to be fixed before work. However, during the fixing process, the boring tool and the boring machine are not easy to engage, and it is easy to If it falls off, it will cause harm to the staff and reduce safety. At the same time, when the boring machine requires different boring tools, the operator needs to replace different boring tools. However, during the process of replacing different boring tools, it is easy to overturn, which is inconvenient. Replacement reduces work efficiency, so it is necessary to design a boring machine tool fixing device for mechanical precision processing.

Utility model content

The purpose of this utility model is to provide a boring machine tool fixing device for mechanical precision machining to solve the problem in the above background technology that the boring tool and the boring machine are not easy to engage during the fixing process and are easy to fall off during work. It causes injuries to workers and reduces safety. At the same time, when the boring machine requires different boring tools, the operator needs to replace different boring tools. However, during the process of replacing different boring tools, it is easy to overturn, which is inconvenient to replace and reduces work efficiency. The problem.

In order to achieve the above purpose, the present utility model provides the following technical solution: a boring machine tool fixing device for mechanical precision processing, including:

A shaft sleeve, an installation sleeve is movably installed inside the shaft sleeve, a tool body is installed inside the installation sleeve through bolt threads, a limited slot is provided on the installation sleeve, and a rack is fixedly installed on the installation sleeve;

Anti-overturn mechanism, the anti-overturn mechanism includes a first gear and a second gear, a first gear that cooperates with the rack is movably installed inside the sleeve, and a first gear that cooperates with the first gear is movably installed on the sleeve. For the second gear, a limiting mechanism is provided inside the sleeve.

Preferably, a movable sleeve is fixedly installed on the outside of the second gear, and a movable rod is movably installed on the inside of the movable sleeve.

Preferably, the movable sleeve and the movable rod are movably connected through a first spring, and a roller is movably installed at the bottom of the movable rod.

Preferably, the limiting mechanism includes a mounting box and a fixed rod, and the mounting box is fixedly installed inside the shaft sleeve.

Preferably, a fixed rod is fixedly installed inside the installation box, and a sliding sleeve is movably installed outside the fixed rod.

Preferably, the outer side of the fixed rod is covered with a second spring, the sliding sleeve is movably installed with an arc-shaped block through the linkage rod, and the mounting sleeve is provided with a limiting hole that cooperates with the arc-shaped block.

Preferably, a mounting block is fixedly installed inside the mounting box, and is movable between the mounting block and the linkage rod.

Preferably, a push rod that cooperates with the arc-shaped block is movably installed inside the shaft sleeve, and a third spring that cooperates with the limiting hole is installed on the outside of the push rod.

Compared with the existing technology, the beneficial effects of this utility model are:

1. By cooperating with the first gear, the second gear, the movable rod, the roller and the first spring, the first gear can conveniently drive the second gear to engage in meshing motion, and the movable sleeve can be synchronously rotated to cause the movable rod to rotate. The roller installed at the bottom can fit and squeeze with the outside of the installation sleeve. The extrusion of the first spring is used to enable the movable rod to extend into the inside of the limit groove, preventing the shaft sleeve from overturning during the docking process with the installation sleeve. Condition.

2. Through the mutual cooperation between the linkage rod, the arc block, the sliding sleeve, the push rod and the third spring, when the installation sleeve is installed inside the shaft sleeve, the inner wall of the installation sleeve and the arc block are squeezed The arc-shaped block drives the linkage rod to squeeze the sliding sleeve, and the sliding sleeve slides along the outside of the fixed rod. When the arc-shaped block fits the limit hole, the rebound effect of the second spring is used to make the arc-shaped block and the limit hole fit. The position hole is engaged to install and fix the shaft sleeve and the tool body to prevent it from falling off and causing harm to the staff. By squeezing the push rod, one end of the push rod is squeezed against the surface of the arc block, making the arc The shape block and the limit hole are separated, so that it is more convenient to take out the installation sleeve, and it is more convenient and faster to take it out.

Description of drawings

Figure 1 is a schematic front view of the structure of the present utility model;

Figure 2 is a front view of the internal structure of the utility model;

Figure 3 is a schematic diagram of the partial structure of the movable sleeve of the present utility model;

Figure 4 is a partial structural diagram of the installation box of the present utility model.

In the picture: 1. Shaft sleeve; 101. Installation sleeve; 102. Tool body; 103. Limit groove; 104. Rack; 105. Bolt; 106. Limit hole; 2. Anti-turning mechanism; 201. First gear ; 202. Second gear; 203. Movable sleeve; 204. Movable rod; 205. Roller; 206. First spring; 3. Limiting mechanism; 301. Installation box; 302. Fixed rod; 303. Sliding sleeve; 304. Second spring; 305, linkage rod; 306, arc block; 307, installation block; 308, push rod; 309, third spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Embodiment 1

Please refer to Figures 1 to 4. An embodiment of the present invention is provided: a boring machine tool fixing device for mechanical precision machining, including:

The shaft sleeve 1 has an installation sleeve 101 movable inside the shaft sleeve 1. The tool body 102 is threadedly installed inside the installation sleeve 101 through bolts 105. The installation sleeve 101 is provided with a limited slot 103, and a rack is fixedly installed on the installation sleeve 101. 104;

Anti-overturn mechanism 2. The anti-overturn mechanism 2 includes a first gear 201 and a second gear 202. The first gear 201 that cooperates with the rack 104 is movably installed inside the sleeve 1. The sleeve 1 is movably installed with the first gear. 201 cooperates with the second gear 202, and a limiting mechanism 3 is provided inside the sleeve 1. The first gear 201 can conveniently drive the second gear 202 to engage in meshing motion, and synchronously drive the movable sleeve 203 to rotate so that the roller 205 installed at the bottom of the movable rod 204 can fit and squeeze with the outside of the installation sleeve 101, and the first spring 206 is used. The squeezing effect enables the movable rod 204 to extend into the inside of the limiting groove 103, thereby preventing the shaft sleeve 1 from overturning during the docking process with the installation sleeve 101.

Further, a movable sleeve 203 is fixedly installed on the outside of the second gear 202, and a movable rod 204 is movably installed on the inside of the movable sleeve 203. The roller 205 can be pressed against the outside of the installation sleeve 101, and the movable rod 204 can be extended into the inside of the limiting groove 103 by using the extruding effect of the first spring 206 to facilitate position limiting.

Embodiment 2

The utility model proposes a boring machine tool fixing device for mechanical precision machining. Compared with the first embodiment, please refer to Figures 3 and 4. The movable sleeve 203 and the movable rod 204 are movably connected through a first spring 206. The movable rod A roller 205 is movably installed at the bottom of 204. When the roller 205 is in contact with the installation sleeve 101, it can roll conveniently to prevent excessive friction.

Further, the limiting mechanism 3 includes an installation box 301 and a fixed rod 302. The installation box 301 is fixedly installed inside the shaft sleeve 1. The installation box 301 can be used to easily install other components, making it more convenient to use.

Further, a fixed rod 302 is fixedly installed inside the installation box 301, and a sliding sleeve 303 is movably installed outside the fixed rod 302. Slide the sliding sleeve 303 along the outside of the fixed rod 302. When the arc-shaped block 306 fits the limiting hole 106, the rebound effect of the second spring 304 is used to engage the arc-shaped block 306 with the limiting hole 106, thereby Install and fix the sleeve 1 and the tool body 102.

Embodiment 3

The utility model proposes a boring machine tool fixing device for mechanical precision machining. Compared with the first embodiment, please refer to Figures 3 and 4. The outer side of the fixed rod 302 is covered with a second spring 304, and the sliding sleeve 303 passes through the linkage rod 305. An arc-shaped block 306 is movably installed, and the mounting sleeve 101 is provided with a limiting hole 106 that matches the arc-shaped block 306. The rebound effect of the second spring 304 can be used to engage the arc-shaped block 306 with the limiting hole 106, thereby installing and fixing the sleeve 1 and the tool body 102 to prevent the tool from falling off and causing harm to workers.

Further, a mounting block 307 is fixedly installed inside the mounting box 301, and the mounting block 307 and the linkage rod 305 are movablely mounted. The linkage rods 305 can be connected through the mounting block 307, making it more convenient for the linkage rods 305 to flip over.

Furthermore, a push rod 308 that cooperates with the arc block 306 is movably installed inside the shaft sleeve 1 , and a third spring 309 that cooperates with the limiting hole 106 is installed on the outside of the push rod 308 . By squeezing the push rod 308, one end of the push rod 308 is pressed against the surface of the arc-shaped block 306, so that the arc-shaped block 306 and the limiting hole 106 are separated, so that it is more convenient to take out the installation sleeve 101.

Working principle: Fix the mounting sleeve 101 and the tool body 102 through bolts 105, insert the mounting sleeve 101 into the inside of the shaft sleeve 1, use the first gear 201 to drive the second gear 202 to engage in meshing motion, and synchronously drive the movable sleeve 203 to rotate and move. The roller 205 installed at the bottom of the rod 204 can be pressed against the outside of the installation sleeve 101, and the extrusion of the first spring 206 is used to enable the movable rod 204 to extend into the inside of the limiting groove 103, so that the shaft sleeve 1 and the installation sleeve 101 prevents overturning during the docking process. When the installation sleeve 101 is installed inside the shaft sleeve 1, the inner wall of the installation sleeve 101 and the arc block 306 are squeezed so that the arc block 306 drives the linkage rod 305 to pair the sliding sleeve. 303 is squeezed to slide the sliding sleeve 303 along the outside of the fixed rod 302. When the arc block 306 fits the limit hole 106, the rebound effect of the second spring 304 is used to make the arc block 306 and the limit hole 106 fit. Engage, thereby installing and fixing the sleeve 1 and the tool body 102 to prevent falling off and causing harm to the staff. By squeezing the push rod 308, one end of the push rod 308 is pressed against the surface of the arc block 306. , to separate the arc-shaped block 306 from the limiting hole 106, so that it is more convenient to take out the installation sleeve 101, and it is more convenient and faster to take it out.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

Claims (8)

1. The boring machine cutter fixing device for mechanical precision machining is characterized by comprising:

the automatic cutting machine comprises a shaft sleeve (1), wherein an installation sleeve (101) is movably installed in the shaft sleeve (1), a cutter main body (102) is installed in the installation sleeve (101) through a bolt (105) in a threaded mode, a limit groove (103) is formed in the installation sleeve (101), and a rack (104) is fixedly installed on the installation sleeve (101);

prevent tilting mechanism (2), prevent tilting mechanism (2) include first gear (201) and second gear (202), the inside movable mounting of axle sleeve (1) have with rack (104) complex first gear (201), movable mounting has on axle sleeve (1) with first gear (201) complex second gear (202), the inside of axle sleeve (1) is provided with stop gear (3).

2. The boring machine tool fixing apparatus for mechanical precision machining according to claim 1, wherein: the movable sleeve (203) is fixedly arranged on the outer side of the second gear (202), and the movable rod (204) is movably arranged in the movable sleeve (203).

3. The boring machine tool fixing apparatus for mechanical precision machining according to claim 2, wherein: the movable sleeve (203) is movably connected with the movable rod (204) through a first spring (206), and a roller (205) is movably arranged at the bottom of the movable rod (204).

4. The boring machine tool fixing apparatus for mechanical precision machining according to claim 1, wherein: the limiting mechanism (3) comprises a mounting box (301) and a fixing rod (302), and the mounting box (301) is fixedly mounted in the shaft sleeve (1).

5. The boring machine tool fixing apparatus for mechanical precision machining as claimed in claim 4, wherein: the inside of the installation box (301) is fixedly provided with a fixed rod (302), and the outer side of the fixed rod (302) is movably provided with a sliding sleeve (303).

6. The boring machine tool fixing apparatus for mechanical precision machining as claimed in claim 5, wherein: the outside cover of dead lever (302) has second spring (304), sliding sleeve (303) are through gangbar (305) movable mounting arc piece (306), set up spacing hole (106) with arc piece (306) complex on installation cover (101).

7. The boring machine tool fixing apparatus for mechanical precision machining as claimed in claim 4, wherein: the installation box (301) is internally and fixedly provided with an installation block (307), and the installation block (307) and the linkage rod (305) are movably installed.

8. The boring machine tool fixing apparatus for mechanical precision machining according to claim 1, wherein: the inside movable mounting of axle sleeve (1) has catch bar (308) with arc piece (306) complex, the outside cover of catch bar (308) has third spring (309) with spacing hole (106) complex.