CN212158370U - The hanging device for the detection of the movement accuracy of the working table of the machining center - Google Patents

Abstract

The utility model discloses a hanging device for detecting the movement accuracy of a workbench of a machining center, which is characterized by comprising an installation base, a support column and a cantilever; the installation base is provided with an installation part connected with a workbench; the support column It is fixed on the installation base in a vertical state; the cantilever is in a horizontal state and one end of the cantilever is connected to the upper end of the support column, and the arm body of the cantilever can be adsorbed by the electromagnet in the dial indicator frame. The utility model significantly improves the installation convenience and measurement range of the dial indicator, and is convenient for the dial indicator to detect the center wire gauge of the worktable and the precision of the lead screw.

Description

The hanging device for the detection of the movement accuracy of the working table of the machining center

technical field

The utility model relates to a hoisting device, in particular to a hoisting device for detecting the movement accuracy of a working table of a machining center.

Background technique

When assembling the workbench, it is necessary to use a dial indicator to test the accuracy of the workbench. In the prior art, when testing the accuracy of the workbench, a dial indicator is installed on the spindle head of the column of the workbench through a dial indicator frame, and then the workbench is detected. In this detection method, the column and the spindle head installed on the column need to be used. Therefore, during the detection, the column and the spindle head need to be assembled first, and then the dial indicator can be installed on the spindle head through the dial indicator frame. measurement; on the other hand, the position of the spindle head is not adjustable, resulting in a very limited measurement position of the dial indicator. Therefore, installing the dial indicator on the spindle head to measure the accuracy of the workbench has a great defect.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a hanging device for detecting the movement accuracy of the working table of a machining center, which significantly improves the installation convenience and measuring range of the dial indicator, and facilitates the dial indicator to check the center line gauge of the workbench and the measuring range. Inspection of screw accuracy.

To achieve the above object, the utility model provides the following technical solutions:

A hanging device for detecting the movement accuracy of a working table of a machining center is characterized by comprising an installation base, a support column and a cantilever;

The mounting base is provided with a mounting portion connected with the workbench;

The support column is fixed on the installation base in a vertical state;

The cantilever is in a horizontal state and one end of the cantilever is connected to the upper end of the support column, and the arm body of the cantilever can be adsorbed by the electromagnet in the dial indicator frame.

Preferably, the mounting portion is a mounting hole, and the mounting holes are multiple and evenly distributed on the mounting base.

Preferably, a reinforcing beam is arranged between the cantilever and the support column.

Preferably, the cantilever includes a main arm and a telescopic arm slidably fitted in the main arm.

Preferably, the main arm is a hollow tube, and the side wall of the main arm has a rectangular escape groove; the telescopic arm is connected with a grip rod, and the end of the grip rod facing away from the telescopic arm passes through the escape groove and is located at outside of the main arm.

Preferably, the telescopic arm is provided with a threaded hole, the grip rod is threadedly fitted in the threaded hole, and an end of the grip rod facing the telescopic arm can abut against the inner wall of the main arm.

The advantages of the utility model are:

1. The utility model can replace the spindle head in the prior art for the installation of the dial indicator, which facilitates the detection of the movement accuracy of the worktable;

2. Through the hanging device, the range of the movement of the dial indicator, that is, the detection range is increased.

Description of drawings

1 is a schematic structural diagram of a hanging device for detecting the movement accuracy of a machining center table in the present embodiment;

FIG. 2 is a schematic diagram of the precision detection of the workbench by the dial indicator provided by the present embodiment through the hanging device.

Detailed ways

The hanging device for detecting the movement accuracy of the machining center table of the present invention will be further described with reference to FIGS. 1 to 2 .

A hanging device for detecting the movement accuracy of a working table of a machining center is characterized in that it comprises an installation base 1 , a support column 2 and a cantilever 3 .

The mounting base 1 has a mounting portion connected with the workbench 7 . The support column 2 is fixed on the installation base 1 in a vertical state, that is, the lower end of the support column 2 is welded on the installation base 1 . The cantilever 3 is in a horizontal state and one end of the cantilever 3 is welded to the upper end of the support column 2 , and the arm body of the cantilever 3 can be adsorbed by the electromagnet 61 in the dial indicator frame 6 . In this embodiment, the cantilever 3 is made of iron.

Through the above technical solution, when the workbench 7 of the assembly machining center and the workbench 7 need to be tested for accuracy, the utility model is installed on the corresponding position of the workbench 7 through the mounting base 1, and then the dial indicator 5 is passed through the dial indicator. The electromagnet 61 in the frame 6 is adsorbed and fixed on the arm of the cantilever 3 , so that the movement precision detection of the worktable 7 can be realized.

In the above structure, the spindle head is replaced by a hanging device for the installation of the dial indicator 5, so when testing, it is not necessary to assemble the column and the spindle head to complete the test, which significantly improves the convenience of the workbench 7 detection; On the one hand, relative to the spindle head, the cantilever arm 3 has a significantly higher positional assembly flexibility on the worktable 7 than the movable range of the spindle head. At the same time, the extension length of the cantilever 3 can be set according to actual needs. Therefore, the dial indicator 5. The movement range installed on the cantilever 3 is significantly better than the movement range installed on the spindle head, which further improves the convenience of detection.

In this embodiment, the mounting portion is further configured as follows: the mounting portion is a mounting hole, and the mounting holes have a plurality of them and are evenly distributed on the mounting base 1 . During installation, the installation holes on the installation part are connected to the installation on the workbench 7, and the mounting base 1 can be fixed on the workbench 7 by inserting the bolts, which is convenient for disassembly and assembly, and has high installation stability; at the same time, due to the installation There are multiple holes. When the different mounting holes on the mounting base 1 are docked with the mounting holes on the workbench, the mounting base can be installed at different angles, thus significantly improving the installation flexibility of the hanging device on the workbench 7 . It should be noted that, during installation, the installation holes on the installation base 1 can also be connected to the T-shaped installation grooves on the workbench 7 for installation.

As another embodiment of the mounting portion, the mounting portion can also be an electromagnet, that is, the electromagnet 61 is mounted on the bottom wall of the mounting base 1 through bolts, and the mounting base 1 can be mounted on the bottom wall of the workbench 7 through the electromagnet 61 . any location.

In this embodiment, in order to enhance the structural strength between the cantilever 3 and the column, a reinforcing beam 4 is arranged between the cantilever 3 and the support column 2. One end of the reinforcing beam 4 is welded to the lower side wall of the cantilever 3 , and the other end is welded to the side wall of the support column 2 or the mounting base 1 to form a triangular support structure.

In this embodiment, the cantilever 3 is further configured as follows: the cantilever 3 includes a main arm 32 and a telescopic arm 31 slidably fitted in the main arm 32 . With this structure, the length of the cantilever 3 can be adjusted, which not only facilitates the adjustment of the position of the dial indicator 5, but also facilitates the shrunk storage or transportation of the hanging device in an idle state.

The cantilever 3 is further configured as follows: the main arm 32 is a hollow tube, and the side wall of the main arm 32 has a rectangular avoidance groove 321; the telescopic arm 31 is connected with a grip rod 33, and the grip rod 33 faces away from One end of the telescopic arm 31 is located outside the main arm 32 through the escape groove 321 . The handle bar 33 is convenient for the operator to hold, so as to facilitate the operator to drive the telescopic arm 31 to move relative to the main arm 32.

The cantilever 3 is further configured as follows: the telescopic arm 31 is provided with threaded holes, the threaded holes penetrate two side walls of the telescopic arm 31, the grip rod 33 is threadedly fitted in the threaded holes, and the grip rod 33 faces one end of the telescopic arm 31 It can abut against the inner wall of the main arm 32 . That is, after the grip rod is rotated, it can move in the threaded hole under the action of the threaded fitting force. When the grip rod 33 is rotated to a certain depth, the end of the grip rod 33 can pass through the threaded hole and abut against the inner wall of the main arm 32 so that the telescopic arm 31 is pressed against the inner wall of the main arm 32, so that the telescopic arm 31 is fixed relative to the main wall and improves the stability of the dial indicator 5 detection; The disassembly and assembly of the grip rod on the telescopic arm further facilitates the disassembly and assembly of the telescopic arm relative to the main pipe. In this fixing method, the gripping rod 33 can not only be convenient for the operator to hold, but also can be used to fix the telescopic rod, which not only has a simple structure, but also is convenient to operate.

Unless otherwise specified, in this utility model, if the terms "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the drawings The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore, in the present invention The terms describing the orientation or positional relationship are only used for exemplary illustration and should not be construed as a limitation on this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations with reference to the accompanying drawings.

Unless otherwise expressly specified and limited, in the present invention, if there are terms "arranged", "connected" and "connected", they should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral Connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (6)

1. A hanging device for detecting the accuracy of movement of a machining center table, characterized in that: comprising a mounting base, a support column and a cantilever; The mounting base is provided with a mounting portion connected with the workbench; The support column is fixed on the installation base in a vertical state; The cantilever is in a horizontal state and one end of the cantilever is connected to the upper end of the support column, and the arm body of the cantilever can be adsorbed by the electromagnet in the dial indicator frame. 2 . The hanging device for detecting the movement accuracy of a machining center table according to claim 1 , wherein the mounting portion is a mounting hole, and the mounting holes have a plurality of them and are evenly distributed on the mounting base. 3 . 3 . The hanging device for detecting the movement accuracy of the working table of a machining center according to claim 1 , wherein a reinforcing beam is arranged between the cantilever and the support column. 4 . 4 . The hanging device for detecting the movement accuracy of the machining center table according to claim 1 , wherein the cantilever comprises a main arm and a telescopic arm slidably fitted in the main arm. 5 . 5 . The hanging device for detecting the movement accuracy of the machining center table according to claim 4 , wherein the main arm is a hollow tube, and the side wall of the main arm is provided with a rectangular avoidance groove; A grip rod is connected to the upper part, and the end of the grip rod facing away from the telescopic arm is located outside the main arm through the avoidance groove. 6 . The hanging device for detecting the movement accuracy of the machining center table according to claim 5 , wherein the telescopic arm is provided with a threaded hole, the handle rod is threadedly fitted in the threaded hole, and the handle rod is extended toward the telescopic arm. 7 . One end of the arm can abut against the inner wall of the main arm.

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