CN219336050U

CN219336050U - Box boring device

Info

Publication number: CN219336050U
Application number: CN202320209612.6U
Authority: CN
Inventors: 项晓明; 项美根
Original assignee: Huangshan Liangye Intelligent Control Co ltd
Current assignee: Huangshan Liangye Intelligent Control Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-07-14
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses a box boring device, which comprises: the disc body can be connected with the hydraulic dividing head; the disc core is arranged in the middle of the disc body; the disc core is matched with a central positioning hole of the hydraulic dividing head; the mandrel is fixedly connected with the disc body, and a step for positioning a workpiece is further arranged on the mandrel; the first end of the screw is connected with the end part of the mandrel; the pressure plate is sleeved on the screw in a sliding manner, and can be matched with a step on the mandrel to clamp the box body; the nut is matched with the screw rod and can compress the pressure plate; the positioning mechanism is further arranged on the tray body and can position the side edge of the box body, and the processing of the surfaces of all holes and screw holes on the periphery (everywhere) of the main box body is solved by one-time clamping, so that the error caused by repeated clamping is avoided.

Description

Box boring device

Technical Field

The utility model belongs to the technical field of valve machining, and particularly relates to a box boring device.

Background

In carrying out the utility model, the inventors have found that the prior art has at least the following problems:

after all surfaces of the periphery of the explosion-proof main box body are machined, holes and screw hole surfaces of all surfaces of the periphery are required to be machined. In the traditional technology, multiple clamping is needed, and errors are easy to cause. The perpendicularity between the faces is out of tolerance easily caused by separating and clamping, so that the production efficiency is reduced, and the labor intensity is increased.

CN101829917 a-small box boring jig, a small box boring jig is disclosed, the bottom plate of the jig is mounted on the machine tool table according to the rotation center of the machine tool. The small-sized box body is fixed on the horizontal plate of the bending plate. The horizontal edge of the bending plate is arranged on the bottom plate of the clamp and is positioned by a positioning block fixed on the bottom plate. The upper edge of the horizontal plate of the bending plate is abutted against the upper positioning block, the outer side face of the vertical plate of the bending plate is abutted against the right positioning block, one hole is machined, the left edge of the horizontal plate of the bending plate is abutted against the left positioning block, and the other hole is machined. The above technical problems cannot be solved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a box boring device which can solve the problem of processing the surfaces of all holes and screw holes on the periphery (everywhere) of a main box body by one-time clamping and avoid errors caused by repeated clamping.

In order to solve the technical problems, the utility model adopts the following technical scheme: a case boring device, comprising:

the disc body can be connected with the hydraulic dividing head;

the disc core is arranged in the middle of the disc body; the disc core is matched with a central positioning hole of the hydraulic dividing head;

the mandrel is fixedly connected with the disc body, and a step for positioning a workpiece is further arranged on the mandrel;

the first end of the screw is connected with the end part of the mandrel;

the pressure plate is sleeved on the screw in a sliding manner, and can be matched with a step on the mandrel to clamp the box body;

the nut is matched with the screw rod and can compress the pressure plate;

the locating mechanism is further arranged on the tray body and can locate the side edge of the box body.

The positioning mechanism is a stop block, and the stop block can be matched with the side edge of the box body; the stop dog is connected with the tray body through bolts.

The anti-rotation mechanism is arranged between the disc core and the disc body and is a cylindrical pin, grooves are formed in the disc core and the disc body, and the cylindrical pin is matched with the grooves of the disc core and the disc body.

The disc core is provided with external threads and a round nut matched with the external threads, and the round nut compresses the disc body.

The disc body is connected with the hydraulic dividing head through bolts.

The tray body is also provided with a locating pin, and the stop block is provided with a locating hole matched with the locating pin.

One of the technical proposal has the following advantages or beneficial effects that the processing of all the surfaces of the holes and screw holes on the periphery (everywhere) of the main box body is solved only by one clamping. Errors caused by repeated clamping are avoided, and out-of-tolerance of perpendicularity between the faces caused by separated clamping is avoided. Improves the production efficiency and reduces the labor intensity of workers.

Drawings

Fig. 1 is a schematic structural diagram of a box boring device according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of the case boring device of FIG. 1;

the labels in the above figures are: 1. the disc body, 2, the locating pin, 3, the dog, 4, the screw, 6, dabber, 7, pressure disk, 8, nut, 10, screw rod, 11, round nut, 12, cylindric lock, 13, core.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a case boring device has:

the disc body 1 can be connected with a hydraulic dividing head; is the mounting substrate of the whole device. The device is connected to a hydraulic dividing head through a disc body 1, the hydraulic dividing head is used for dividing uniformly by 4-90 degrees, and the technological process is controlled to be incorporated into a numerical control program of a vertical machining center.

A disk core 13 arranged in the middle of the disk body 1; the disc core 13 is matched with a central positioning hole of the hydraulic dividing head; the core 13 serves as a positioning for the hydraulically operated index head.

The mandrel 6 is fixedly connected with the disc body 1, and a step for positioning a workpiece is further arranged on the mandrel 6; the box body is sleeved on the mandrel 6, and the first end of the box body is positioned through the step of the mandrel 6.

A screw 10, the first end of which is connected with the end of the mandrel 6; the pressure plate 7 is sleeved on the screw rod 10 in a sliding manner, and the pressure plate 7 can be matched with a step on the mandrel 6 to clamp the box body; the nut is matched with the screw rod 10 and can press the pressure plate 7; the pressing disc 7 is pressed through the cooperation of the nut and the screw rod 10, and the second end of the box body is pressed through the pressing disc 7, so that the effect of pressing the box body is realized.

The positioning mechanism is also arranged on the tray body 1 and can position the side edge of the box body. The side of the box body is positioned through the positioning mechanism, so that stable positioning and clamping of the box body are realized.

The processing of all the surfaces of the holes and screw holes on the periphery (everywhere) of the main box body is solved by only one-time clamping. Errors caused by repeated clamping are avoided, and out-of-tolerance of perpendicularity between the faces caused by separated clamping is avoided. Improves the production efficiency and reduces the labor intensity of workers.

The positioning mechanism is a stop block 3, and the stop block 3 can be matched with the side edge of the box body; the stop block 3 is connected with the tray body 1 through bolts. The stop dog 3 is rectangular, and the side of box is the plane, through the side of stop dog 3 location box, realizes the location of box direction of rotation, prevents that the box from rotating.

An anti-rotation mechanism is further arranged between the disc core 13 and the disc body 1, the anti-rotation mechanism is a cylindrical pin 12, grooves are formed in the disc core 13 and the disc body 1, and the cylindrical pin 12 is matched with the grooves of the disc core 13 and the disc body 1. The rotation of the disk body 1 is prevented by the axial rotation of the disk core 13 and the disk body 1 being positioned by the rotation preventing mechanism.

The disc core 13 is provided with external threads, and is provided with a round nut 11 matched with the external threads, and the round nut 11 compresses the disc body 1. Realizing the connection of the disk core 13 and the disk body 1.

The disc body 1 is connected with the hydraulic dividing head through bolts. The plurality of bolts are uniformly arranged around the tray body 1, so that the connection is more stable and reliable.

The tray body 1 is also provided with a locating pin 2, and the stop block 3 is provided with a locating hole matched with the locating pin 2, so that the stop block 3 is positioned.

All surfaces of the explosion-proof main box body and holes of the main shaft are machined by a numerical control lathe, and the explosion-proof main box body also comprises Kong and phi 140, and the coaxiality of the two parts is ensured. The disc chuck of the boring fixture is provided with a disc core for positioning, and is arranged on a hydraulic dividing head, the hydraulic dividing head is uniformly divided according to 4-90 degrees, and the technological process is controlled to be incorporated into a numerical control program of a vertical machining center.

With the rotation of the hydraulic dividing head and the mandrel at 90 degrees, 180 degrees, 270 degrees and 360 degrees, the vertical machining center finishes the machining of all holes, screw holes and the like on the periphery (everywhere) of the main box body one by one according to the pattern requirements after the hydraulic dividing head and the mandrel are locked in place automatically.

After the structure is adopted, the processing of the surfaces of all holes and screw holes on the periphery (everywhere) of the main box body is solved by only once clamping. Errors caused by repeated clamping are avoided, and out-of-tolerance of perpendicularity between the faces caused by separated clamping is avoided. Improves the production efficiency and reduces the labor intensity of workers.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A box boring device, characterized by comprising:

the disc body can be connected with the hydraulic dividing head;

the first end of the screw is connected with the end part of the mandrel;

the nut is matched with the screw rod and can compress the pressure plate;

2. The case boring device of claim 1, wherein the positioning mechanism is a stop that is capable of fitting with a side of the case; the stop dog is connected with the tray body through bolts.

3. The case boring device of claim 2, wherein an anti-rotation mechanism is further provided between the core and the disc, the anti-rotation mechanism is a cylindrical pin, grooves are provided on the core and the disc, and the cylindrical pin is adapted to the grooves of the core and the disc.

4. A box boring device according to claim 3, wherein the core is provided with external threads and a round nut adapted to the external threads, the round nut compressing the disc.

5. The case boring device of claim 4, wherein the disc is bolted to the hydraulic indexing head.

6. The case boring device of claim 5, wherein the tray is further provided with a positioning pin, and the stopper is provided with a positioning hole adapted to the positioning pin.