CN105729174B - Front and rear removable adjustable left and right center up and down is accurately positioned clamping device - Google Patents

Abstract

The front and rear removable adjustable left and right center up and down of the present invention is accurately positioned clamping device and belongs to positioning clamping device field, and it is complicated to solve existing positioning clamping device, adjusts the problem of difficult, use scheme for：Including guide rail, the guide rail is fixedly installed on plant equipment or workbench；Rack platform, rack platform are movably arranged on guide rail, and the rack platform can move reciprocatingly along guide rail；Backing plate is used in regulation up and down, and regulation is fixedly installed in the middle part of rack platform top surface with backing plate up and down, and regulation is adjustable with the thickness of backing plate up and down；Left and right center precise adjusting device, left and right center precise adjusting device are fixedly mounted on rack platform, for adjust workpiece on workbench left and right position and be fixedly clamped.

Description

Front and rear movable, up and down adjustable, left and right center precise positioning clamping device

technical field

The invention belongs to the field of positioning and clamping devices, and in particular relates to a precise positioning and clamping device which can be moved back and forth, up and down, adjustable left and right.

Background technique

The positioning clamping device is a general-purpose component commonly used on mechanical equipment. The positioning clamping device can realize the precise positioning of the workpiece on the mechanical equipment or the working platform. Many existing positioning and clamping devices can basically only realize positioning and clamping in one direction. To realize precise positioning and clamping in multiple directions, the structures are generally more complicated.

Contents of the invention

The present invention overcomes the deficiencies in the prior art, solves the problems of complex structure and difficult adjustment of the existing positioning clamping device, and aims to provide a precise positioning clamping device that can be moved back and forth, up and down, left and right, and can be moved up and down The adjustable left and right center precise positioning clamping device has a novel structural design, simple installation, convenient and reliable use, and can realize multi-directional precise positioning and adjustment of the workpiece.

In order to solve the above technical problems, the technical solution adopted by the present invention is: a clamping device that can be moved front and back, can be moved up and down, can be adjusted to the left and right, and the center of the left and right can be precisely positioned, including:

guide rail, the guide rail is fixedly arranged on the mechanical equipment or the working platform;

The support platform, the support platform is movably installed on the guide rail, and the support platform can reciprocate along the guide rail;

The backing plate for adjusting up and down is fixed in the middle of the top surface of the support platform, and the thickness of the backing plate for adjusting up and down is adjustable;

The left and right center precise adjustment device is fixedly installed on the support platform, and is used to adjust the left and right positions of the workpiece on the working platform and clamp and fix it.

Further, the bracket platform includes a bracket base, the two ends of the bracket base are fixedly provided with guide rail slide grooves compatible with the guide rails, the bracket base is installed in cooperation with the guide rails through the guide rail slide grooves, and the middle part of the bracket base is opened for installation. Adjust the oblong hole of the device.

Further, the left and right center precise adjustment device includes a positioning support platform, the positioning support platform is fixedly installed on the support platform, adjusting screws are installed between the positioning support platform and the guide rails at both ends, and clamping blocks are movable on the adjusting screw rods , the clamping block slides left and right along the adjusting screw.

Further, the bottom of the positioning support platform is provided with a positioning sleeve, and the two ends of the positioning sleeve are respectively fixed with the adjusting screws at both ends.

Further, the adjusting screw rods on both sides of the positioning support platform are sleeved with flanges, and the flanges are fixedly installed on both sides of the positioning support platform through fasteners. bearings.

Further, the bearings are SF bearings.

Further, the up and down adjustment backing plate adopts a groove structure, and the up and down adjustment backing plate is buckled on the positioning support platform by using a groove structure.

Compared with the prior art, the present invention has the beneficial effects as follows: the present invention can be widely used for workpieces to be movable back and forth, up, down, left, and right, and center precisely positioned on mechanical equipment or working platforms, and can be moved back and forth by sliding on guide rails , the rotation of the screw rod of the clamping device can also be precisely adjusted by the left and right centers to realize the precise adjustment of the left and right or center positioning of the workpiece on the working platform and clamping and fixing. In short, the present invention can realize multi-directional precise positioning of the workpiece, and the whole device is easy to install, convenient and reliable to use.

Description of drawings

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Fig. 1 is a schematic diagram of the front view structure of the present invention.

Fig. 2 is a schematic top view of the structure of the present invention.

Fig. 3 is a structural schematic diagram of the support platform.

FIG. 4 is a schematic top view of the support platform.

Fig. 5 is a front structural schematic view of the left and right center precise adjustment device.

Fig. 6 is a top structural schematic diagram of the left and right center precise adjustment device.

Fig. 7 is a structural schematic diagram of a backing plate for adjusting up and down.

In the figure: 1 is the guide rail, 2 is the bracket platform, 21 is the bracket base, 22 is the guide rail chute, 23 is the oblong hole, 3 is the backing plate for adjusting up and down, 4 is the left and right center precise adjustment device, 41 is the positioning bracket platform, 42 is an adjusting screw rod, 43 is a clamping block, 44 is a positioning sleeve, 45 is a flange, 46 is a fastener, and 47 is a bearing.

detailed description

In order to make the objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1 and Fig. 2. Fig. 1 is a schematic diagram of a specific embodiment of the clamping device provided by the present invention, which is movable back and forth, up and down, adjustable, left and right, and precisely positioned at the center.

The clamping device can be moved back and forth, up and down, left and right, and the center can be precisely positioned, including: a guide rail 1 fixed on the mechanical equipment or a working platform, and a bracket platform 2 is movably installed on the guide rail 1, and clearance fit is adopted between the guide rail 1 and the bracket platform 2 , The error is controlled at plus or minus 0.2mm, and the support platform 2 can reciprocate along the guide rail 1. In order to make the support platform 2 run smoothly and flexibly, the guide rail 1 is made of high-strength wear-resistant materials and lubricated with grease.

The middle part of the top surface of the support platform 2 is fixedly provided with a backing plate 3 for adjusting up and down, and the adjustment of the vertical position of the workpiece on the support platform 2 is realized by installing an up and down adjustment backing plate 3 of different thickness on the top surface of the support platform 2 . The positioning and clamping of the workpiece in the left and right directions on the support platform 2 is realized by the left and right center precise adjustment device 4 , and the left and right center precise adjustment device 4 is fixedly installed on the support platform 2 .

The present invention can realize multi-directional precise positioning: the present invention realizes forward and backward movement by sliding the bracket platform 2 on the guide rail 1, and realizes precise left and right center adjustment of the left and right center or center positioning position of the workpiece on the working platform by the left and right center precise adjustment device 4 and clamps Tightly fixed, through the installation of different thicknesses to adjust the upper and lower backing plates 3 to realize the position of the workpiece on the working platform up and down. As shown in FIG. 7 , the backing plate 3 for adjusting up and down adopts a groove structure, and the backing plate 3 for adjusting up and down is buckled on the positioning support platform 41 by utilizing the groove structure. It can prevent the risk of the backing plate falling when the workpiece is moved.

As shown in Fig. 5 and Fig. 6, the specific structure of the left and right center precise adjustment device 4 is as follows: a positioning support platform 41 is included, and the positioning support platform 41 is fixedly installed on the support platform 2, and the distance between the positioning support platform 41 and the guide rails 1 at both ends Adjusting screw rods 42 are installed, and clamping blocks 43 are movably arranged on the adjusting screw rods 42 , and the clamping blocks 43 slide left and right along the adjusting screw rods 42 .

In order to make the adjusting screw rods 42 on the left and right sides rotate synchronously, a positioning sleeve 44 is arranged at the bottom of the positioning bracket platform 41, and the two ends of the positioning sleeve 44 are respectively fixed with the adjusting screw rods 42 at both ends. The adjusting screw 42 is threadedly connected with the clamping blocks 43 at the left and right ends, and the screw threads of the two adjusting screws 42 are in opposite directions. Move outward or inward.

In addition, in order to accurately fix the position of the clamping block 43, the adjusting screw 42 on both sides of the positioning bracket 41 is covered with a flange 45, and the flange 45 is fixedly installed on the two sides of the positioning bracket 41 through a fastener 46. On the side, the flange plate 45 and the positioning support platform 41 can make the clamping blocks 43 on both sides be accurately fixed on the support platform 2 with the groove of the guide rail 1, without unnecessary movement. Moreover, an SF bearing is arranged between the flange 45 and the adjusting screw 42 . SF bearings can make the rotation more flexible and have a longer service life.

As shown in Figure 3 and Figure 4, in order to cooperate with the fixed installation of the left and right center precise adjustment device 4, the structure of the bracket platform 2 is: including the bracket base 21, and the two ends of the bracket base 21 are fixedly provided with guide rail slides adapted to the guide rail 1 Groove 22, support base body 21 cooperates with guide rail 1 to install through guide rail chute 22, and the middle part of support base body 21 is provided with the oblong hole 23 that is used for installing left and right center precise adjustment device 4.

The guide rail chute 22 on the left and right sides is matched with the guide rail 1, and this part is also made of high-strength wear-resistant material, which can realize the device to move back and forth along the mechanical equipment or the working platform; the left and right center precise adjustment device 4 is also installed on it, using The oblong hole 23 is connected, and the installation position can be adjusted.

To sum up, the invention can be widely used for workpieces to be movable back and forth, up, down, left, and right, and center precisely positioned on mechanical equipment or working platforms. It can be moved back and forth by sliding on the guide rail 1, and the clamp can also be precisely adjusted through the left and right centers. The rotation of the tightening device screw realizes the precise adjustment of the left and right or center position of the workpiece on the working platform and clamping and fixing, and the up and down position of the workpiece on the working platform can also be realized by adding different thicknesses of adjustable up and down backing plates 3. In a word, the present invention can realize multi-directional accurate positioning of the workpiece, and the whole device is easy to install, convenient and reliable to use.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Within the scope of knowledge of those of ordinary skill in the art, various modifications can be made without departing from the gist of the present invention. kind of change.

Claims (2)

1. The clamping device can be moved back and forth, adjusted up and down, left and right, and the center can be precisely positioned. It is characterized in that it includes: A guide rail (1), the guide rail (1) is fixedly arranged on the mechanical equipment or the working platform; The bracket platform (2), the bracket platform (2) is movably installed on the guide rail (1), and the bracket platform (2) can reciprocate along the guide rail (1); The backing plate (3) for adjusting up and down is fixed on the middle part of the top surface of the support platform (2), and the thickness of the backing plate (3) for adjusting up and down is adjustable; The left and right center precise adjustment device (4), the left and right center precise adjustment device (4) is fixedly installed on the support platform (2), and is used to adjust the left and right positions of the workpiece on the working platform and clamp and fix it; The bracket platform (2) includes a bracket base (21), and the two ends of the bracket base (21) are fixedly provided with guide rail chute (22) compatible with the guide rail (1), and the bracket base (21) passes through the guide rail chute ( 22) It is installed in cooperation with the guide rail (1), and the middle part of the bracket base (21) is provided with an oblong hole (23) for installing the left and right center precision adjustment device (4); The left and right center precise adjustment device (4) includes a positioning support platform (41), which is fixedly installed on the support platform (2), and the positioning support platform (41) and the guide rails (1) at both ends are evenly spaced. An adjusting screw (42) is installed, and a clamping block (43) is movable on the adjusting screw (42), and the clamping block (43) slides left and right along the adjusting screw (42); The bottom of the positioning bracket (41) is provided with a positioning sleeve (44), and the two ends of the positioning sleeve (44) are respectively fixed with the adjusting screws (42) at both ends; The adjusting screw (42) on both sides of the positioning bracket (41) is covered with a flange (45), and the flange (45) is fixed on the positioning bracket (41) through a fastener (46). Bearings (47) are arranged between the flange (45) and the adjusting screw (42) on both sides of the flange; The backing plate (3) for adjusting up and down adopts a groove structure, and the backing plate (3) for adjusting up and down is buckled on the positioning support platform (41) by utilizing a groove structure. 2. The clamping device according to claim 1, which can be moved forward and backward, can be moved up and down, and can be adjusted left and right to accurately locate the center, characterized in that: the bearing (47) is an SF bearing.