CN209439818U - A kind of Milling Process stationary fixture - Google Patents

Abstract

The utility model relates to a fixed fixture for milling processing, which comprises a base, a bearing platform arranged on the base for placing workpieces, an X-axis clamping assembly arranged on the base for clamping workpieces in the X-axis direction, and The Y-axis clamping assembly for clamping the workpiece in the Y-axis direction on the base; the X-axis clamping assembly includes an X-axis double-screw lead screw arranged on the base, and is arranged on the X-axis double-screw lead screw The first moving part and the second moving part, the first clamping piece and the second holding piece respectively arranged on the first moving piece and the second moving piece, and the first holding piece used to drive the rotation of the X-axis double screw screw a driver. The utility model is equipped with an X-axis clamping assembly and a Y-axis clamping assembly, which can clamp smaller workpieces in two directions, and does not need to set special fixing fixtures for different workpieces, thereby reducing production costs. In addition, the utility model can automatically clamp the workpiece, and the clamping process is rapid, which reduces the labor intensity.

Description

A milling fixture

technical field

The utility model relates to the technical field of hardware production and processing, in particular to a milling processing fixture.

Background technique

In metal processing, cutting, milling, drilling and other processing methods are usually involved. When milling, it is usually necessary to use a jig to clamp the workpiece to be processed. The jig is set on the milling equipment, and the workpiece is clamped on the jig during processing, and then the workpiece is drilled by the milling equipment. However, traditional fixtures cannot handle the clamping of small workpieces well, and the operation of clamping smaller workpieces is also relatively difficult, and unskilled workers are likely to cause damage to the workpieces. Although special fixtures are now designed for small workpieces to facilitate clamping, for workpieces that do not require mass processing, specially designed fixtures will invisibly increase the cost. Therefore need a kind of fixture that can clamp smaller workpiece.

Utility model content

In order to solve the above problems, the utility model provides a milling fixture that can automatically clamp and fix smaller workpieces.

The utility model adopts following scheme to realize:

A fixed fixture for milling processing, comprising a base, a bearing table arranged on the base for placing workpieces, an X-axis clamping assembly arranged on the base for clamping workpieces in the X-axis direction, and an X-axis clamping assembly arranged on the base A Y-axis clamping assembly for clamping the workpiece in the Y-axis direction; the X-axis clamping assembly includes an X-axis double-screw lead screw set on the base, and the first movement set on the X-axis double-screw lead screw A piece and a second moving piece, the first clamping fixture and the second clamping fixture for clamping the workpiece are respectively arranged on the first moving piece and the second moving piece, and the X-axis is set on the base The first driving member for the rotation of the double screw screw, the first clamping piece is connected to the forward threaded part of the X-axis double screw screw, and the second clamping piece is connected to the reverse threaded part of the X-axis double screw screw .

Further, the Y-axis clamping assembly includes a Y-axis double-screw lead screw arranged on the base, a third moving part and a fourth moving part arranged on the Y-axis double-screw lead screw, respectively arranged on the third moving part and the third clamping piece and the fourth clamping piece on the fourth moving piece for clamping the workpiece, and the second driving piece set on the base for driving the rotation of the Y-axis double screw screw, the first The three clamping fixtures are connected to the forward threaded part of the Y-axis double-screw lead screw, and the fourth clamping fixture is connected to the reverse thread part of the Y-axis double-screw lead screw; the Y-axis double-screw lead screw is in the Z-axis direction Located above the X-axis double screw screw.

Further, the first clamping piece, the second clamping piece, the third clamping piece and the fourth clamping piece are all provided with an anti-slip layer for contacting the workpiece.

Further, the anti-slip layer is a rubber anti-slip layer.

Further, the X-axis double-screw screw is connected to the base through two X-axis connectors arranged on the base; the Y-axis double-helix screw is connected to the base through two Y-axis connectors arranged on the base .

Further, both the first drive member and the second drive member are servo motors.

Further, handles for human hands are provided on both sides of the base in the Y-axis direction.

Further, there is a space between the carrying table and the base for accommodating the X-axis double-screw screw and the Y-axis double-screw screw, and a pad for placing workpieces is also provided on the carrying table.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model is equipped with an X-axis clamping assembly and a Y-axis clamping assembly, which can clamp smaller workpieces in two directions, and does not need to set special fixing fixtures for different workpieces, thereby reducing production costs. On the other hand, the utility model can automatically clamp the workpiece, and the clamping process is rapid, which reduces the labor intensity.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of a milling fixture provided by the present invention.

FIG. 2 is a schematic diagram of this embodiment with the carrying platform hidden.

Detailed ways

In order to facilitate those skilled in the art to understand the utility model, the utility model will be further described in detail below in conjunction with specific embodiments and accompanying drawings.

Referring to Fig. 1 to Fig. 2, a milling processing fixture provided by the utility model includes a base 1, a bearing platform 2 set on the base for placing workpieces, and a support platform 2 set on the base for clamping in the X-axis direction. The X-axis clamping assembly 3 of the workpiece, and the Y-axis clamping assembly 4 arranged on the base for clamping the workpiece in the Y-axis direction. Handles 6 for human hands are provided on both sides of the base 1 in the Y-axis direction.

The X-axis clamping assembly 3 includes an X-axis double screw lead screw 31 arranged on the base, a first moving part 32 and a second moving part 33 arranged on the X-axis double screw lead screw, respectively arranged on the first moving part and the second moving part 33. The first clamping fixture 34 and the second clamping fixture 35 for clamping the workpiece on the second moving part, and the first driver 36 arranged on the base 1 for driving the rotation of the X-axis double screw screw 31 . The first clamping member 34 is connected to the forward threaded portion of the X-axis double screw screw 31 , and the second clamping member 35 is connected to the reverse threaded portion of the X-axis double screw screw. The X-axis double screw screw 31 is connected to the base through two X-axis connectors 37 arranged on the base. When the X-axis double-helix lead screw rotates, the first clamping member and the second clamping member move toward or away from each other.

The Y-axis clamping assembly 4 includes a Y-axis double screw lead screw 41 arranged on the base, a third moving part 42 and a fourth moving part 43 arranged on the Y-axis double screw lead screw, respectively arranged on the third moving part and the fourth moving part 43. The third clamping member 44 and the fourth clamping member 45 used to clamp the workpiece on the fourth moving part, and the second drive member 46 arranged on the base 1 for driving the rotation of the Y-axis double screw screw 41 . The third clamping member 44 is connected to the forward threaded portion of the Y-axis double-screw screw 41 , and the fourth clamping member 45 is connected to the reverse-threaded portion of the Y-axis double-screw screw. When the Y-axis double-helix lead screw rotates, the first clamping member and the second clamping member move toward or away from each other. The Y-axis double screw screw 41 is connected to the base through two Y-axis connecting pieces 47 provided on the base 1 . The Y-axis double-screw lead screw is located above the X-axis double-screw lead screw in the Z-axis direction. In this embodiment, both the first driving member and the second driving member are servo motors, which can perform high-precision feed control.

The first clamping fixture 34 , the second clamping fixture 35 , the third clamping fixture 44 and the fourth clamping fixture 45 are all provided with an anti-slip layer 5 for contacting the workpiece. In this embodiment, the anti-skid layer is a rubber anti-skid layer.

There is a space between the loading platform 2 and the base 1 for accommodating the X-axis double-screw screw 31 and the Y-axis double-screw screw 41 , and the loading platform 2 is also provided with a pad 21 for placing workpieces. During specific implementation, the carrying platform can also be set as a liftable structure. A vertical lead screw can be set on the base to realize the up and down movement of the bearing table through motor drive, so as to change the clamping height of the workpiece.

In specific use, both the first driver and the second driver of the present invention are connected with a single-chip microcomputer or an electric control device with a similar control function. When working, the utility model is installed on the milling equipment, specifically can be connected by bolts or screws. The worker first places the workpiece on the cushion block of the carrier table, and then the first driving part drives the X-axis double screw screw to rotate, and the first moving part and the second moving part are close to each other, that is, the first clamping member and the second The clamping elements are brought closer to each other. At the same time, the second driving member drives the Y-axis double-screw lead screw to rotate, and the third moving member and the fourth moving member approach each other, that is, the third clamping member and the fourth clamping member approach each other. The first clamping fixture, the second clamping fixture, the third clamping fixture and the fourth clamping fixture cooperate with each other to clamp the workpiece, and then the milling equipment performs milling on the workpiece. When applied to some equipment where the cutter head cannot be moved, the X-axis clamping assembly and the Y-axis clamping assembly can also clamp the workpiece to move, and the precise control of the servo motor cooperates with the milling equipment for processing.

The utility model is equipped with an X-axis clamping assembly and a Y-axis clamping assembly, which can clamp smaller workpieces in two directions, and does not need to set special fixing fixtures for different workpieces, thereby reducing production costs. On the other hand, the utility model can automatically clamp the workpiece, and the clamping process is rapid, which reduces the labor intensity.

In the description of the utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying Any device or element must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

In the present utility model, unless otherwise clearly specified and limited, terms such as "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral body; it can be A mechanical connection can also be an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be an internal communication between two components or an interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the description of the utility model is performed in conjunction with the above specific embodiments, it is obvious that those skilled in the art can make many substitutions, modifications and changes based on the above contents. Accordingly, all such alternatives, improvements and changes are intended to be included within the scope of the appended claims.

Claims (8)

1. a kind of Milling Process stationary fixture, which is characterized in that including pedestal, what is be set on the base is used to place holding for workpiece Microscope carrier, the X-axis clamp assemblies for clamping workpiece in the X-axis direction being set on the base, what is be set on the base is used in Y The Y-axis clamping component of workpiece is clamped in axis direction；The X-axis clamping component includes the X-axis double helix lead screw being set on the base, First movement part and the second moving member on X-axis double helix lead screw are set, first movement part and the second movement are separately positioned on The the first clamping firmware and the second clamping firmware for clamping workpiece on part, and what is be set on the base are used to drive X-axis First actuator of double helix lead screw rotation, the first clamping firmware are connected with the forward screw thread part of X-axis double helix lead screw, Second clamping firmware is connected with the reverse thread part of X-axis double helix lead screw.

2. Milling Process stationary fixture according to claim 1, which is characterized in that the Y-axis clamping component includes setting Y-axis double helix lead screw on pedestal is arranged in third moving member and the 4th moving member on Y-axis double helix lead screw, sets respectively It sets the third for clamping workpiece on third moving member and the 4th moving member and clamps firmware and the 4th clamping firmware, Yi Jishe Set the second actuator for driving Y-axis double helix lead screw to rotate on pedestal, the third clamping firmware and Y-axis double helix The forward screw thread part of lead screw connects, and the 4th clamping firmware is connected with the reverse thread part of Y-axis double helix lead screw；The Y-axis Double helix lead screw is located at the top of X-axis double helix lead screw in the Z-axis direction.

3. Milling Process stationary fixture according to claim 2, which is characterized in that the first clamping firmware, the second folder Hold the anti-slip layer being provided on firmware, third clamping firmware and the 4th clamping firmware for contact workpiece.

4. Milling Process stationary fixture according to claim 3, which is characterized in that the anti-slip layer is rubber antiskid layer.

5. Milling Process stationary fixture according to claim 2, which is characterized in that the X-axis double helix lead screw is by setting Two on pedestal X-axis connectors are set to connect with pedestal；The Y-axis double helix lead screw passes through two Y being set on the base Shaft coupling piece is connect with pedestal.

6. Milling Process stationary fixture according to claim 2, which is characterized in that first actuator and the second driving Part is servo motor.

7. Milling Process stationary fixture according to claim 1, which is characterized in that the Y direction two sides of the pedestal are set It is equipped with the handle held for manpower.

8. Milling Process stationary fixture according to claim 1, which is characterized in that have between the plummer and pedestal The interval for accommodating X-axis double helix lead screw and Y-axis double helix lead screw, is additionally provided with the cushion block for placing workpiece on plummer.