Plate clamp of vertical bench milling machine

Abstract

A vertical table milling machine plate clamp comprises a bottom plate, a fixed supporting plate is arranged on one side of the bottom plate, a movable supporting plate is arranged on the other side of the bottom plate, a plate fixing seat is installed above the fixed supporting plate and the movable supporting plate, and the tail portion of the fixed supporting plate and the tail portion of the movable supporting plate are connected with a rear positioning block. The movable supporting plate is located on the side face of the fixed supporting plate and moves left and right, a cam base is arranged on the side face of the movable supporting plate, a fixed shaft is connected to the bottom plate and sleeved with the cam base, an upper torsional spring and a lower torsional spring are arranged at the upper end and the lower end of the cam base respectively, one end of the upper torsional spring is connected with the fixed shaft, and the other end of the upper torsional spring is connected with the cam base. One end of the lower torsion spring is connected with the bottom plate, the other end of the lower torsion spring is connected with the cam seat, and an arc-shaped cam is machined on the outer side of the cam seat and abuts against the movable supporting plate. The cam on the cam seat abuts against the movable supporting plate through the torsion spring, plate clamping is convenient, and feeding time is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a milling machine technical field, specifically is a vertical bench milling machine plate fixture. BACKGROUND

[0002] Milling machine is through milling cutter to workpiece cutting, some plate after laser cutting, will have the margin, then through milling machine milling edge, process the plate that meets the size requirement, in the processing process, the plate is fixed through the clamp, the clamp is provided with the positioning stop plate, then through bolt locking fixed plate, and this way needs through the tool to stop screwing bolt in the feeding and discharging process, and clamping plate is time -consuming and labor -saving. CONTENT OF THE UTILITY MODEL

[0003] The utility model solves the technical problem that the prior art is insufficient, and provides a vertical bench milling machine plate fixture.

[0004] To solve the above technical problem, the utility model adopts the technical scheme of:

[0005] A vertical bench milling machine plate fixture, including the bottom plate, one side of bottom plate is provided with fixed support plate, the other side is provided with movable support plate, the fixed support plate and movable support plate top are installed with plate fixed seat, the fixed support plate and movable support plate tail are connected with rear locating block, movable support plate is located in the left and right movement of fixed support plate side, the side of movable support plate is provided with cam seat, the bottom plate is connected with fixed shaft, cam seat is covered on fixed shaft, cam seat both ends are connected with fixed shaft through bearing, the upper end and lower end of cam seat are provided with upper torsional spring and lower torsional spring respectively, one end of upper torsional spring is connected with fixed shaft, the other end is connected with cam seat, one end of lower torsional spring is connected with bottom plate, the other end is also connected with cam seat, the outside of cam seat is processed with arc cam, and the arc cam is provided with elastic force by upper torsional spring and lower torsional spring and is pressed against movable support plate.

[0006] Further, the bottom plate bottom is processed with '' T '' type strip, and the periphery of the bottom plate is connected with the fixed plate, and the fixed bolt is connected on the fixed plate.

[0007] Further, the bottom plate is connected with the mounting strip, and the cross roller guide is mounted on the side surface of the mounting strip, and the bottom of the movable support plate is connected with the cross roller guide.

[0008] Further, the plate fixed seat is provided with the positioning groove.

[0009] Further, the bottom of the cam seat is provided with the limiting screw on one side, the surface of the bottom plate is processed with the arc limiting groove, and the screw head of the limiting screw is clamped in the arc limiting groove.

[0010] Further, the cam seat is provided with the wrench on one side.

[0011] Compared with the prior art, the plate clamp of the vertical bench milling machine is characterized in that the elastic force of the torsion spring makes the cam on the cam seat abut against the movable supporting plate, and the movable supporting plate and the fixed supporting plate jointly clamp the plate, so that the plate is conveniently clamped and the feeding time is saved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a structural schematic view of the utility model;

[0013] Figure 2 is a top view of the utility model;

[0014] Figure 3 is a structural schematic view of the installation of the cam seat and the torsion spring of the utility model;

[0015] Figure 4 is a schematic view of the disengagement state of the arc-shaped cam and the movable supporting plate of the utility model;

[0016] Among them, 1, bottom plate, 2, fixed supporting plate, 3, movable supporting plate, 4, plate fixing seat, 5, positioning groove, 6, rear positioning block, 7, installation strip, 8, cross roller guide, 9, cam seat, 10, fixed shaft, 11, upper torsion spring, 12, lower torsion spring, 13, arc-shaped cam, 14, wrench, 15, limiting screw, 16, arc-shaped limiting groove, 17, T-shaped strip, 18, fixed plate, 19, fixed bolt. DETAILED DESCRIPTION

[0017] The technical scheme in the utility model embodiment will be clearly and completely described below.

[0018] As Figures 1-3 shown, a plate clamp of a vertical bench milling machine, comprising a bottom plate 1, one side of the bottom plate 1 is provided with a fixed supporting plate 2, and the other side is provided with a movable supporting plate 3, a plate fixing seat 4 is installed above the fixed supporting plate 2 and the movable supporting plate 3, a positioning groove 5 is formed on the plate fixing seat 4, the height of the positioning groove 5 matches the thickness of the plate, a rear positioning block 6 is connected to the tail of the fixed supporting plate 2 and the movable supporting plate 3, the rear positioning block 6 positions the front and rear positions of the plate, the movable supporting plate 3 is movable left and right on the side surface of the fixed supporting plate 2, wherein two installation strips 7 are connected to the bottom plate, the side surface of the installation strip 7 is provided with a cross roller guide 8, the fixed end of the cross roller guide 8 is installed on the side surface of the installation strip 7, and the bottom of the movable supporting plate 3 is connected to the movable end of the cross roller guide 8.

[0019] The side of the movable support plate 3 is provided with a cam seat 9, a fixed shaft 10 is connected to the bottom plate 1, the cam seat 9 is sleeved on the fixed shaft 10, the two ends of the cam seat 9 are connected with the fixed shaft 10 through bearings, the upper end and the lower end of the cam seat 9 are respectively provided with an upper torsion spring 11 and a lower torsion spring 12, wherein the upper end of the fixed shaft 10 and the surface of the bottom plate 1 are processed with fixed holes, one end of the upper torsion spring 11 is connected with the fixed hole of the fixed shaft 10, the other end is connected with the cam seat 9, one end of the lower torsion spring 12 is connected with the fixed hole on the bottom plate 1, the other end is also connected with the cam seat 9, the outer side of the cam seat 9 is processed with an arc cam 13, when the clamp is used, the arc cam 13 is pressed against the movable support plate 3 by the elastic force of the upper torsion spring 11 and the lower torsion spring 12.

[0020] The cam seat 9 is provided with a wrench 14 on one side, the arc cam 13 on the cam seat 9 is controlled to be separated from the movable support plate 3 by rotating the cam seat 9 through the wrench 14.

[0021] The cam seat 9 is provided with a wrench 14 on one side, the arc cam 13 on the cam seat 9 is controlled to be separated from the movable support plate 3 by rotating the cam seat 9 through the wrench 14. Figure 2 The bottom of the cam seat 9 is provided with a limiting screw 15, the surface of the bottom plate 1 is processed with an arc limiting groove 16, the screw head of the limiting screw 15 is clamped in the arc limiting groove 16, in the embodiment, the free angle of the upper torsion spring 11 and the lower torsion spring 12 is 0°-90°, the working angle is 45°-90°, as shown in the figure, when the limiting screw 15 is at one end of the arc limiting groove 16, that is, the working angle is 45°, at this time, the elastic force of the upper torsion spring 11 and the lower torsion spring 12 makes the arc cam 13 press the movable support plate 3, and the fixed plate material is as shown in the figure, Figure 4 When the limiting screw 15 is at the other end of the arc limiting groove 16, that is, the working angle is 90°, at this time, the upper torsion spring 11 and the lower torsion spring 12 are twisted to the limit, and the arc cam 13 is separated from the movable support plate 3, so that the movable support plate 3 can be moved, the plate material is taken out, after the wrench 14 is loosened, the cam seat 9 is rotated again under the elastic force of the torsion spring, the limiting screw 15 moves along the arc limiting groove 16, and the arc cam 13 presses the movable support plate 3 again.

[0022] The bottom of the bottom plate 1 is processed with a "T" type strip 17, the "T" type strip 17 is clamped in the "T" type groove of the milling machine workbench, the periphery of the bottom plate 1 is connected with a fixed plate 18, the fixed plate 18 is connected with a fixed bolt 19, and the fixed bolt 19 fixes the clamp on the workbench of the milling machine.

[0023] The utility model is not limited to the embodiment, and those skilled in the art can still make some corrections or changes without departing from the spirit of the utility model, that is, the disclosed range, therefore, the protection scope of the utility model is limited to the range defined in the claims.

Claims

1. A plate clamping fixture for a vertical milling machine, characterized in that: The system includes a base plate, on one side of which is a fixed support plate and on the other side a movable support plate. A plate fixing seat is installed above both the fixed and movable support plates. A rear positioning block is connected to the rear of both the fixed and movable support plates. The movable support plate moves left and right along the side of the fixed support plate. A cam seat is located on the side of the movable support plate. A fixed shaft is connected to the base plate, and the cam seat is fitted onto the fixed shaft. Both ends of the cam seat are connected to the fixed shaft via bearings. An upper torsion spring and a lower torsion spring are respectively installed at the upper and lower ends of the cam seat. One end of the upper torsion spring is connected to the fixed shaft, and the other end is connected to the cam seat. One end of the lower torsion spring is connected to the base plate, and the other end is also connected to the cam seat. An arc-shaped cam is machined on the outer side of the cam seat. The upper and lower torsion springs provide elasticity to cause the arc-shaped cam to press against the movable support plate.

2. The plate clamping fixture for a vertical milling machine according to claim 1, characterized in that: The bottom of the base plate is machined with a "T" shaped strip, and a fixing plate is connected around the perimeter of the base plate, with fixing bolts connected to the fixing plate.

3. A vertical milling machine plate fixture according to claim 2, characterized in that: An installation strip is connected to the base plate, and a cross roller guide is installed on the side of the installation strip. The bottom of the movable support plate is connected to the cross roller guide.

4. A vertical milling machine plate fixture according to claim 1, characterized in that: The plate fixing seat is provided with a positioning groove.

5. A vertical milling machine plate fixture according to claim 1, characterized in that: A limiting screw is installed on one side of the bottom of the cam seat, and an arc-shaped limiting groove is machined on the surface of the base plate, so that the screw head of the limiting screw is stuck in the arc-shaped limiting groove.

6. A vertical milling machine plate fixture according to claim 1, characterized in that: The cam seat extends to one side and is equipped with a wrench.

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