CN219520608U - An adjustable-speed universal precision milling press plate slope fixture - Google Patents

Abstract

The utility model relates to a speed-adjustable universal precision milling pressure plate slope fixture, which comprises a symmetrically arranged left positioning plate and a right positioning plate, a positioning V-shaped groove is opened on the left positioning plate, and two sides of the lower end surface of the clamp main body are arranged along the width direction. The supporting round bar is placed in the positioning V-shaped groove at one end, and the supporting round bar at the other end is placed on the right positioning plate. There are pressing plates on both sides of the fixture body. By replacing the pads, the upper plane and the slope can be finished at one time; the clamping is fast and simple, easy to operate, the efficiency is doubled, the labor intensity of the workers is reduced, and one person can operate multiple machine tools; The adjustable top tightening design ensures that the fixture can be adjusted freely, which is suitable for the processing and positioning of pressure plates of different sizes, improves the processing quality of this process, ensures the size and tolerance, and ensures accurate positioning of the next process. The machine tool only moves one axis for processing, ensuring the processing surface Excellent surface roughness, less blade wear.

Description

A speed-adjustable general-purpose finish milling platen slope fixture

technical field

The utility model relates to the technical field of milling machine processing fixtures, in particular to a speed-adjustable universal precision milling pressure plate slope fixture.

Background technique

In machine tools such as vertical and horizontal machining centers and turret milling machines, there are various pressure plate parts of different specifications. These parts have a large amount of processing and are difficult to process. The free clamping method is the main method for this kind of parts, which can be divided into two free clamping methods. The first is clamping with a vise, and the second is clamping with a universal pressure plate bolt. The part needs to be tilted while clamping. Clamping or clamping with inclined pads; if the tilting device is not used, two-axis linkage processing of CNC milling machine is required (that is, horizontal and vertical linkage is required), which wears fast on the blade and requires high quality of the blade. , if a CNC vertical machining center is used to process one part at a time, most of the vertical machining table will be idle, the equipment will not be fully utilized, and the process of fine milling the upper surface and the inclined surface requires two clampings, increasing the clamping time, low efficiency. Although the Chinese utility model patent "a milling fixture for a workpiece with an inclined surface", the publication number CN206643631U discloses a milling fixture for a workpiece with an inclined surface, which includes a fixture body and a pressing device fixed on the fixture body; the fixture body There are two mutually perpendicular positioning planes H surface and L surface on the upper part, wherein the angle between the H surface and the horizontal plane is α; the pressing device includes several pressing units, and each pressing unit includes a pressing plate, a connecting plate , stud bolts, compression nuts; the connecting plate is "L" shaped, set on the upper right part of the fixture body, one side of which is in contact with the upper plane of the fixture body, and the other side is pressed tightly on the right side of the fixture body through fasteners upper; the pressure plate is tightly pressed on the upper part of the connection plate; one end of the stud bolt is connected to the fixture body, the other end passes through the pressure plate and the connection plate, and the compression nut is screwed on the stud bolt, and is passed through the pressure plate and tightened. The connecting plate is tightly pressed on the fixture body; although it has the technical effect of milling the inclined surface of the tool, it can realize the fixed angle device, and it does not have the effect of processing multiple parts at the same time. There are also complex operations and limited use in the clamping And other issues.

Utility model content

In view of the above, the utility model provides a speed-adjustable general-purpose fine milling press plate slope clamp, which can realize simultaneous clamping and processing of multiple parts, the angle of the slope can be adjusted flexibly, and the clamping operation is simple and fast.

The specific technical solution of the utility model is, a kind of speed-adjustable universal precision milling pressure plate slope fixture, including symmetrically arranged left positioning plate and right positioning plate, the left positioning plate has a positioning V-shaped groove, and also includes a clamp main body , both sides of the lower end surface of the fixture body are provided with supporting round bars along the width direction, wherein the supporting round bar at one end is placed in the positioning V-shaped groove, and the supporting round bar at the other end is placed on the right positioning plate. Pressure plates are arranged on both sides.

Further, it is preferred that an angle adjustment pad is also included, and an angle adjustment pad is also provided between the right positioning plate and the supporting round bar.

Further, preferably, one support round rod is respectively arranged on both sides of the lower end surface of the clamp body along the width direction.

Further, preferably, an installation groove is formed on the upper end surface of the clamp body along the length direction.

Further, preferably, there are more than two installation grooves.

Further, preferably, a top tightening block is arranged in the installation groove.

Further, preferably, the fixture main body is connected to the supporting round bar through connecting bolts.

Further, preferably, the pressing plate is installed on a support column, one end of the pressing plate presses the fixture main body, and the other end is supported by the support column.

The beneficial effects of the utility model are: by replacing the pads, the upper plane and the slope can be finished at one time; the clamping is fast and simple, easy to operate, the efficiency is doubled, and the labor intensity of the workers is reduced. Realize the operation of multiple machine tools by one person; the adjustable clamping design ensures that the fixture can be adjusted freely, which is suitable for the processing and positioning of pressure plates of different sizes, improves the processing quality of this process, ensures the size and tolerance, and ensures accurate positioning of the next process. The machine tool only moves one The shaft is processed to ensure the surface roughness of the processed surface and the wear of the blade is small.

Description of drawings

Fig. 1 is the three-dimensional structural schematic diagram of the adjustable-speed universal fine-milling clamp of the utility model, in which a double-dot dashed line is used to show the reference diagram of the status of the utility model clamp assembly installed on the milling machine;

Fig. 2 is the front view of the utility model adjustable-speed universal finish milling pressure plate slope fixture;

Fig. 3 is a top view of the utility model adjustable-speed universal finish milling plate inclined-plane fixture;

Fig. 4 is the right view of the utility model adjustable speed universal fine milling pressure plate slope fixture;

Fig. 5 is B-B sectional view among Fig. 2;

Fig. 6 is a cross-sectional view of A-A in Fig. 3 .

In the figure: 100-milling machine table, 101-pressure plate parts to be processed, 1-right positioning plate, 2-left positioning plate, 201-positioning V-shaped groove, 3-angle adjustment pad, 4-supporting round rod, 5- Fixture main body, 501-sliding saddle, 502-installation groove, 503-dividing plate, 504-top tightening bolt, 505-top tightening block, 6-pressing plate, 7-connecting bolt, 8-pillar, 9-supporting column.

Implementation

In order to make the technical problems and technical solutions solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

In the description of the present utility model, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "setting", "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a A detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

As shown in Figure 1, a kind of speed-adjustable universal finish milling plate inclined fixture, including symmetrically arranged left positioning plate 2 and right positioning plate 1, left positioning plate 2 and right positioning plate 1 are installed on the milling machine by screws and T-nuts On the workbench 100, this installation form is a commonly used installation method for machine tool workbenches.

As shown in Figures 1 to 4, the left positioning plate 2 is provided with a positioning V-shaped groove 201, and the positioning V-shaped groove 201 is also arranged along the width direction.

It also includes the clamp body 5, which adopts HT300 casting material. The two sides of the lower end surface of the clamp body 5 are provided with supporting round rods 4 along the width direction. The supporting round rods 4 at one end are placed in the positioning V-shaped groove 201, and the supporting round rods at the other end 4 is placed on the right positioning plate 1, the main body 5 is connected with the support round bar 4 through the connecting bolt 7, the side where the support round bar 4 and the fixture main body 5 are installed is a plane, please refer to Figure 5, and the two sides of the lower end surface of the fixture main body 5 One supporting round bar 4 is arranged along the width direction, please refer to Fig. 1 and Fig. 2 .

As shown in Figures 1 and 2, the figure also includes an angle adjustment pad 3, and an angle adjustment pad 3 is also provided between the right positioning plate 1 and the support round bar 4, and the adjustment of the angle a is realized through the angle adjustment pad 3, as shown in the figure As shown in 2, by not adding pads or adding pads, and replacing the angle adjustment pads 3 of different sizes and heights after adding pads, plane processing, 1:100 bevel processing and 1:150 bevel processing can be realized, and multiple pieces and multiple surfaces can be carried out. Processing, efficient and fast.

The upper end surface of the fixture main body 5 is provided with installation grooves 502 along the length direction.

The two mounting grooves 502 are provided with a clamping block 505, one end of the clamping block 505 is clamped against the press plate part 101 to be processed, and the other end is clamped by a clamping bolt 504, which is threadedly mounted on the clamp body 5 and Extending into the installation groove 502, the tightening bolt 504 is tightened and the tightening block 505 is realized through threads. The contact surface between the tightening block 505 and the pressure plate part 101 to be processed is designed with a tooth shape, and the groove is opened into a 90-degree V-shaped groove in two directions. , so that most of the contact points of the workpiece can be contacted during the positioning process, as shown in Figure 6.

The adjustable clamping design ensures that the fixture can be adjusted freely so as to be suitable for the processing and positioning of pressure plates of different sizes. In practice, this type of fixture can cover more than 80 types of pressure plate parts 101 to be processed in the enterprise.

Both sides of the fixture main body 5 are provided with pressing plates 6 , which are pressed on the upper end surfaces of the saddles 501 on both sides of the fixture main body 5 , and the pressing plates 6 are installed on the support columns 9 , and one end of the pressing plate 6 presses the fixture main body 5 .

The other end is supported by a pillar 8; and the pillar 8 includes a lower cylindrical cylinder, and a rotating support thumb screw whose upper end is threadedly connected with the cylindrical cylinder, and the adjustable support is realized by rotating the thumb screw, as shown in FIG. 5 .

The utility model has been described in detail above through specific and preferred embodiments, but those skilled in the art should understand that the utility model is not limited to the above-described embodiments, and within the spirit and principles of the utility model, Any modifications, equivalent replacements, etc. should be included in the protection scope of the present utility model.

Claims (8)

1. A speed-adjustable universal finish milling platen slope fixture, characterized in that it includes a symmetrically arranged left positioning plate (2) and a right positioning plate (1), and the left positioning plate (2) is provided with a positioning V-shaped The groove (201) also includes a fixture body (5), and the two sides of the lower end surface of the fixture body (5) are provided with supporting round rods (4) along the width direction, and the supporting round rods (4) at one end are placed in a V-shaped position. In the groove (201), the supporting round rod (4) at the other end is placed on the right positioning plate (1), and the clamp body (5) is provided with pressing plates (6) on both sides. 2. An adjustable-speed universal precision milling platen slope clamp according to claim 1, characterized in that it also includes an angle adjustment pad (3), the right positioning plate (1) and the supporting round bar (4) An angle adjustment block (3) is also provided between them. 3. A speed-adjustable general-purpose fine-milling platen slope clamp according to claim 1 or 2, characterized in that, one support round bar is arranged on both sides of the lower end surface of the clamp body (5) along the width direction ( 4). 4 . The adjustable-speed universal finish milling clamp for inclined plane clamp according to claim 1 , characterized in that, the upper end surface of the clamp main body ( 5 ) is provided with a mounting groove ( 502 ) along the length direction. 5 . The adjustable-speed universal finish-milling platen slope clamp according to claim 4 , characterized in that there are more than two installation grooves ( 502 ). 6 . The adjustable-speed universal finish milling platen slope fixture according to claim 4 or 5 , characterized in that, a clamping block ( 505 ) is arranged in the installation groove ( 502 ). 7 . The adjustable-speed universal finish milling platen slope clamp according to claim 1 , characterized in that, the clamp main body ( 5 ) is connected to the support round bar ( 4 ) through connecting bolts ( 7 ). 8. The adjustable-speed universal precision milling plate inclined clamp according to claim 1, characterized in that, the press plate (6) is installed on the support column (9), and one end of the press plate (6) presses the clamp The main body (5), and the other end is supported by a pillar (8).