CN211103569U - Metallographic cutting machine fastener clamping device - Google Patents

Abstract

The utility model discloses a metallography cutting machine fastener clamping device, including locating the clamping base on the metallography cutting machine rotatably, the bottom plate rear end of clamping base is equipped with the fixed block admittedly, threaded connection has clamping bolt on the fixed block, the front end of this clamping bolt is equipped with the movable clamping plate admittedly, be provided with fastener cutting installation frock between movable clamping plate and the fixed clamping plate, fastener cutting installation frock includes the locating piece, be formed with the sand grip that sets up along the locating piece length on the leading flank of locating piece, this sand grip is connected with the spout sliding fit that is processed on the fixed clamping plate trailing flank; the right side surface of the positioning block is vertically provided with a mounting block, and the mounting block is provided with a fastener mounting hole; the right side surface of the mounting block is provided with a threaded hole communicated with the mounting hole of the fastener, and the threaded hole is in threaded connection with a locking bolt used for fixing the fastener in the mounting hole of the fastener. The utility model discloses the fastener clamping is swift and firm.

Description

Metallographic cutting machine fastener clamping device

Technical Field

The utility model relates to a metallography cutting machine, more specifically say, relate to a metallography cutting machine fastener clamping device.

Background

The fasteners can be mainly divided into threaded fasteners such as bolts, nuts and screws and non-threaded fasteners such as rivets and pins. Threaded and non-threaded fasteners are used for different purposes depending on strength, torque requirements and environmental conditions. Rivets and screws have particular application areas, such as in the aircraft and automotive industries, according to regulatory standard requirements and safety and environmental requirements. Fasteners are essential in many engineering applications to ensure the safety of structures, and their production must be carried out strictly to specific standards. Therefore general inspection, especially metallographic inspection and quality control procedures play an important role in the production process. And to the fastener carry out metallographic examination, often need adopt the mode of cutting to surely get metallographic specimen, and in order to use current Q-2 type metallographic cutter to cut the fastener, just need improve the clamping mechanism on the metallographic cutter.

Disclosure of Invention

1. Technical problem to be solved by the utility model

An object of the utility model is to overcome foretell not enough, provide a metallography cutting machine fastener clamping device, adopt the technical scheme of the utility model, simple structure, design benefit, the fastener clamping is swift and firm.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a metallography cutting machine fastener clamping device, including locating the clamping base on the metallography cutting machine rotatably, the bottom plate rear end of clamping base solid be equipped with the fixed block, the fixed block on threaded connection have a clamp bolt, the front end of this clamp bolt solid be equipped with movable clamp plate, movable clamp plate and fixed clamp plate between be provided with fastener cutting installation frock, fastener cutting installation frock include the locating piece, the front flank of locating piece on be formed with the sand grip that sets up along locating piece length, this sand grip is connected with the spout sliding fit that processes on the fixed clamp plate trailing flank; the right side surface of the positioning block is vertically provided with a mounting block, and the mounting block is provided with a fastener mounting hole; the right side surface of the mounting block is provided with a threaded hole communicated with the mounting hole of the fastener, and the threaded hole is in threaded connection with a locking bolt used for fixing the fastener in the mounting hole of the fastener.

Further, the fastener mounting hole include regular hexagon prism hole, regular hexagon prism in be parallel to each other between both sides face and the installation piece right flank be parallel to each other the relation, regular hexagon prism hole in with the parallel a facial features and the screw hole intercommunication of installation piece right flank, regular hexagon prism hole in with the parallel another side of installation piece right flank on process and be used for cliping the V-arrangement locking groove of fastener when locking bolt supports the fastener, wherein the downside of V-arrangement locking groove and the side that sets up in the regular hexagon prism hole in the slant on same inclined plane, the downside of V-arrangement locking groove and the side that sets up in the regular hexagon prism hole in the slant down are on same inclined plane.

Furthermore, the rear end of the lower surface of the bottom plate is provided with a mounting hole for mounting a limiting bolt, a nut is welded at the mounting hole of the lower surface of the bottom plate, and the end part of the limiting bolt is in threaded connection with the nut and then extends into the mounting hole.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:

(1) the utility model discloses a metallography cutting machine fastener clamping device, during its use insert the fastener in the fastener mounting hole earlier, twist the locking bolt again, make the locking bolt fix the fastener mounting hole with the fastener, place fastener cutting installation frock on the bottom plate again, fastener cutting installation frock links to each other with the fixed clamp plate through sand grip and spout sliding fit's mode, and adjust according to the position left and right sides of the abrasive cut-off wheel on the metallography cutting machine, then twist the clamp bolt, make fastener cutting installation frock clamp between activity clamp plate and fixed clamp plate, the fastener clamping is swift and firm;

(2) the utility model discloses a metallography cutting machine fastener clamping device, its fastener mounting hole includes regular hexagon prism hole, be the relation that is parallel to each other between the two sides face that is parallel to each other in the regular hexagon prism and the installation piece right flank, one side face parallel to the installation piece right flank in the regular hexagon prism hole communicates with the screw hole, process the V-arrangement locking groove that is used for cliping the fastener when the locking bolt supports the fastener on the another side face parallel to the installation piece right flank in the regular hexagon prism hole, wherein the downside of V-arrangement locking groove and the side that sets up in the regular hexagon prism hole slant upwards are on the same inclined plane, the downside of V-arrangement locking groove and the side that sets up in the regular hexagon prism hole slant downwards are on the same inclined plane, twist locking bolt after the fastener inserts regular hexagon prism hole and push the fastener to V-arrangement locking groove, make the fastener cliped by V-arrangement locking groove, so that the clamping of the fastener is more stable;

(3) the utility model discloses a metallography cutting machine fastener clamping device, its lower surface rear end at the bottom plate offers the mounting hole that is used for installing spacing bolt, and the welding of lower surface mounting hole department of bottom plate has the nut, stretches into in the mounting hole behind the tip of spacing bolt and the nut threaded connection, simple structure, design benefit has removed the spacing piece of bottom plate one side articulated among the original metallography cutting machine, carries on spacingly through spacing bolt, uses more convenient nimble.

Drawings

Fig. 1 is a schematic structural view of a fastener mounted on a fastener cutting and mounting tool in a fastener clamping device of a metallographic cutting machine according to the present invention;

fig. 2 is a schematic structural view of a fastener cutting and mounting tool in the fastener clamping device of the metallographic cutting machine of the present invention;

fig. 3 is the utility model discloses a metallography cutting machine fastener clamping device's schematic structure.

The reference numerals in the schematic drawings illustrate: 1-1, a bottom plate; 1-2, fixing a clamping plate; 1-2-1, a chute; 1-3, arc swing arm; 2-1, positioning blocks; 2-2, convex strips; 2-3, mounting blocks; 2-3-1, fastener mounting holes; 2-4, locking bolts; 3. a fixed block; 4. clamping the bolt; 5. a movable clamping plate; 6. a fastener; 7. a nut; 8. and a limiting bolt.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Examples

With reference to fig. 1 and 3, the clamping device for the fastener of the metallographic cutting machine of the embodiment comprises a clamping base rotatably arranged on the metallographic cutting machine, the clamping base comprises a bottom plate 1-1, a fixed clamping plate 1-2 vertically arranged at the front end of the bottom plate 1-1 and an arc swing arm 1-3 fixedly connected with the upper end of the fixed clamping plate 1-2, a fixed block 3 is fixedly arranged at the rear end of the bottom plate 1-1 of the clamping base, a clamping bolt 4 is connected with the fixed block 3 in a threaded manner, a movable clamping plate 5 is fixedly arranged at the front end of the clamping bolt 4, a fastener cutting and mounting tool is arranged between the movable clamping plate 5 and the fixed clamping plate 1-2, the fastener cutting and mounting tool comprises a positioning block 2-1, a convex strip 2-2 arranged along the length of the positioning block is formed on the front side, the convex strip 2-2 is connected with a sliding groove 1-2-1 processed on the rear side surface of the fixed clamping plate 1-2 in a sliding fit manner; a mounting block 2-3 is vertically arranged on the right side surface of the positioning block 2-1, and a fastener mounting hole 2-3-1 is formed in the mounting block 2-3; the right side surface of the mounting block 2-3 is provided with a threaded hole communicated with the fastener mounting hole 2-3-1, the threaded hole is in threaded connection with a locking bolt 2-4 for fixing a fastener 6 in the fastener mounting hole 2-3-1, when the device is used, the fastener is firstly inserted into the fastener mounting hole, then the locking bolt is screwed, so that the locking bolt fixes the fastener in the fastener mounting hole, then the fastener cutting and mounting tool is placed on the bottom plate, the fastener cutting and mounting tool is connected with the fixed clamping plate in a mode that the raised line is in sliding fit with the sliding groove, the left and right adjustment is carried out according to the position of a cutting grinding wheel on the metallographic cutting machine, and then the clamping bolt is screwed, so that the fastener cutting and mounting tool is clamped between the movable clamping plate and the fixed clamping plate, and; the rear end of the lower surface of the bottom plate 1-1 is provided with a mounting hole for mounting a limiting bolt, the nut 7 is welded at the mounting hole of the lower surface of the bottom plate 1-1, the end part of the limiting bolt 8 is connected with the nut 7 in a threaded manner and then extends into the mounting hole, the structure is simple, the design is ingenious, a limiting piece hinged to one side of the bottom plate in the original metallographic cutting machine is removed, the limiting is carried out through the limiting bolt, and the use is more convenient and flexible;

continuing and combining with the figure 2, the fastener mounting hole 2-3-1 comprises a regular hexagonal prism hole, two parallel side surfaces in the regular hexagonal prism and the right side surface of the mounting block 2-3 are in a parallel relation, one side surface in the regular hexagonal prism hole parallel to the right side surface of the mounting block 2-3 is communicated with the threaded hole, a V-shaped locking groove used for clamping the fastener 6 when the locking bolt 2-4 abuts against the fastener 6 is processed on the other side surface in the regular hexagonal prism hole, the lower side surface of the V-shaped locking groove and the side surface in the regular hexagonal prism hole which is obliquely upwards are on the same inclined surface, the lower side surface of the V-shaped locking groove and the side surface in the regular hexagonal prism hole which is obliquely downwards are on the same inclined surface, the fastener is inserted into the regular hexagonal prism hole and then the locking bolt is screwed to push the fastener to the V-shaped locking groove, the fastener is clamped by the V-shaped locking groove, so that the clamping of the fastener is more stable.

The utility model discloses a metallography cutting machine fastener clamping device, simple structure, design benefit, the fastener clamping is swift and firm.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (3)

1. The utility model provides a metallographic cutting machine fastener clamping device, is including rotationally locating the clamping base on the metallographic cutting machine, the clamping base include bottom plate (1-1), locate fixed clamp plate (1-2) of bottom plate (1-1) front end perpendicularly and arc swing arm (1-3) that links firmly with fixed clamp plate (1-2) upper end, bottom plate (1-1) rear end of clamping base firmly be equipped with fixed block (3), fixed block (3) on threaded connection have clamping bolt (4), the front end of this clamping bolt (4) firmly is equipped with movable clamp plate (5), its characterized in that: a fastener cutting and installing tool is arranged between the movable clamping plate (5) and the fixed clamping plate (1-2), the fastener cutting and installing tool comprises a positioning block (2-1), a convex strip (2-2) arranged along the length of the positioning block is formed on the front side surface of the positioning block (2-1), and the convex strip (2-2) is connected with a sliding groove (1-2-1) machined on the rear side surface of the fixed clamping plate (1-2) in a sliding fit manner; the right side surface of the positioning block (2-1) is vertically provided with an installation block (2-3), and the installation block (2-3) is provided with a fastener installation hole (2-3-1); the right side surface of the mounting block (2-3) is provided with a threaded hole communicated with the fastener mounting hole (2-3-1), and the threaded hole is in threaded connection with a locking bolt (2-4) used for fixing the fastener (6) in the fastener mounting hole (2-3-1).

2. The clamping device for the fastener of the metallographic cutting machine according to claim 1, wherein: fastener mounting hole (2-3-1) include regular hexagon prism hole, regular hexagon prism in be parallel to each other the relation that is parallel to each other between both sides face and installation piece (2-3) right flank, regular hexagon prism hole in with installation piece (2-3) parallel one side face communicate with the screw hole, regular hexagon prism hole in with the parallel another side face of installation piece right flank on process and be used for cliping the V-arrangement locking groove of fastener (6) when locking bolt (2-4) support fastener (6), wherein the downside of V-arrangement locking groove and the oblique side that upwards sets up in the regular hexagon prism hole are on same inclined plane, the downside of V-arrangement locking groove and the oblique side that sets up down in the regular hexagon prism hole are on same inclined plane.

3. The metallographic cutter fastener clamping device according to claim 2, wherein: the rear end of the lower surface of the bottom plate (1-1) is provided with a mounting hole for mounting a limiting bolt, the lower surface mounting hole of the bottom plate (1-1) is welded with a nut (7), and the end part of the limiting bolt (8) is in threaded connection with the nut (7) and then extends into the mounting hole.

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