CN212192885U

CN212192885U - Flexible floating clamping tool

Info

Publication number: CN212192885U
Application number: CN202020411820.0U
Authority: CN
Inventors: 何晶晶; 冷阳; 曹冰心
Original assignee: Dalian Haosenread Equipment Manufacture Co ltd
Current assignee: Dalian Haosenread Equipment Manufacture Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-22
Anticipated expiration: 2030-03-27

Abstract

A flexible floating clamping tool belongs to the field of automobile assembly clamping detection devices and comprises a lifting mechanism and a floating mechanism, wherein the lower end of the lifting mechanism is connected with the floating mechanism, the lifting mechanism comprises a fixed support, the lower end of the fixed support is fixed with a lifting plate, a sliding seat and an installation plate are fixed on the lifting plate, an optical axis is sleeved on the sliding seat, and a positioning rod and a pneumatic band-type brake are assembled on the installation plate; the floating mechanism comprises a convex fixing plate, the convex fixing plate is connected with a convex floating plate through a bearing, the convex floating plate is connected with the floating plate in a sliding mode, the floating plate is connected with the I-shaped floating plate in a sliding mode, and the lower plate surface of the I-shaped floating plate is provided with the detection positioning mechanism. The floating clamping tool can be compatible with various machine types for use, realizes the flexibility of mutual matching of 3 dimensions of an X axis, a Y axis and a Z axis, can realize smooth floating, can realize the function of automatic return, and is simple to operate.

Description

Flexible floating clamping tool

Technical Field

The utility model belongs to car assembly centre gripping detection device field, concretely relates to flexible clamping instrument that floats.

Background

With the continuous progress and development of the assembly industry, a clamping tool on an assembly line is an indispensable component. Particularly, on an automobile assembly line, a clamping tool needs to clamp, carry and assemble workpieces in an engine, a gearbox and a battery. In the automobile assembling process, the clamping tool has high requirements on the positioning precision of equipment and the machining precision of workpieces. However, in order to be compatible with the variability of the workpiece and to improve the success rate of clamping, a flexible floating technology is more and more important. The clamping stagnation easily appears in traditional mechanical clamping instrument, the technical defect that floats not smoothly, can not reset by oneself after the operation of floating moreover, needs the manual work to carry out supplementary playback, and the pneumatic unit cost that floats that the quality is high is also relatively high moreover, nevertheless still has the floating range and little, controls shortcoming such as more complicated.

Disclosure of Invention

The utility model aims at providing a flexible clamping instrument that floats to solve the not enough of above-mentioned problem, realize floating on a large scale, but self return, and easy operation.

The utility model discloses a flexible floating clamping tool realized by the following method, which comprises a lifting mechanism and a floating mechanism, wherein the lower end of the lifting mechanism is connected with the floating mechanism, the lifting mechanism comprises a fixed bracket, the lower end of the fixed bracket is fixed with a lifting plate, a sliding seat and a mounting plate are fixed on the lifting plate, an optical axis is sleeved on the sliding seat, and the mounting plate is provided with a positioning rod and a pneumatic band-type brake; the floating mechanism comprises a convex fixed plate, the convex fixed plate is connected with a convex floating plate through a bearing, the convex floating plate is connected with the floating plate in a sliding manner, the floating plate is connected with the I-shaped floating plate in a sliding manner, and a detection positioning mechanism is arranged on the lower plate surface of the I-shaped floating plate; the lower end of the optical axis penetrates through the convex fixing plate and then is fixed with the optical axis fixing seat, and the lower end of the positioning rod is fixedly inserted on the convex fixing plate.

The detection positioning mechanism consists of an electric testing device A, an electric testing device B, an operating handle and a positioning column, wherein the electric testing device A and the electric testing device B are arranged in a staggered mode in the front-back direction, the operating handle is fixed on the I-shaped floating plate through a handle mounting seat, and a positioning pin is fixed at the lower end of the positioning column.

The optical axis be two, the top of two optical axes is passed through the hoist and mount looks and is connected, is located the inherent blotter of lower extreme cover of optical axis.

And two lateral sides of the floating plate are provided with transverse slideways.

The I-shaped floating plate is provided with a longitudinal slideway slot.

The floating guide rail device has the beneficial effects that the traditional bearing floating is changed into the guide rail floating, the precision requirement of equipment is reduced, and the flexibility of floating is reduced by combining the property of the spring, so that the floating guide rail device can realize smooth floating and can automatically return, and the operation is simple; compared with the conventional pneumatic unit, the floating range is larger, the processing cost of a workpiece is reduced, the floating clamping tool can be compatible with various machine types, and the flexibility of mutual matching of 3 dimensions of an X axis, a Y axis and a Z axis is realized.

Drawings

FIG. 1 is a perspective view;

FIG. 2 is a front view;

FIG. 3 is a view showing the structure of a floating mechanism;

FIG. 4 is an enlarged partial schematic view of the float mechanism;

as shown in fig. 1 to 4, the device comprises a fixed support (1), a lifting plate (2), a sliding seat (3), a mounting plate (4), an optical axis (5), a positioning rod (6), a pneumatic band-type brake (7), a convex fixing plate (8), a pattern floating plate (9), a floating plate (10), an I-shaped floating plate (11), an optical axis fixing seat (12), an electric testing device A (13), an electric testing device B (14), an operating handle (15), a positioning column (16), a handle mounting seat (17), a positioning pin (18), a hoisting plate (19), a cushion pad (20), a stop block (21), a stop block (22), a transverse slide way (23), a longitudinal slide way groove (24), a circular groove (25), a connecting rod (26) and an indicator lamp (27).

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a flexible floating clamping tool: the tool is divided into two parts, namely a lifting mechanism and a floating mechanism, wherein the lower end of the lifting mechanism is connected with the floating mechanism and used for adjusting the height position of the floating mechanism, and the floating mechanism adjusts the position of the floating mechanism according to the specific position of a clamped workpiece, so that the clamping, positioning and detecting processes of the clamped workpiece are finally completed. Elevating system include fixed bolster (1) of back taper, the top of fixed bolster (1) is used for fixed outside fixture, the lower extreme then with lifter plate (2) fixed connection, be equipped with a pair of parallel sliding seat (3) on lifter plate (2), be fixed with a mounting panel (4) between two sliding seat (3), two optical axis (5) cartridge in sliding seat (3) and sliding seat (3) can slide on optical axis (5), mounting panel (4) on be fixed pneumatic band-type brake (7), locating lever (6) run through mounting panel (4) and pneumatic band-type brake (7).

The upper ends of the two optimized optical axes (5) are connected through a hanging plate (19) with a hanging lug, so that the limiting effect is achieved, the hanging effect is achieved, and the fixed support (1) is prevented from being insecurely installed and falling off.

When needs use, fixed bolster (1) can be fixed in the fixed department of crossbeam or wall or other equipment through the bolt, because be detachable connections, so use at any time and fix, can also the demand fixed position of difference can adjust. An operator pulls down or lifts the floating mechanism, the lifting plate (2) moves on the optical axis (5), after the position of the floating mechanism is accurately found, the height of the floating mechanism is positioned through the locking cooperation of the pneumatic band-type brake (7) and the positioning rod (6), and the next step of working procedure is waited.

The floating mechanism comprises a convex fixing plate (8), the convex fixing plate (8) is connected with a convex floating plate (9) through a bearing, slide rails are formed on two sides of the lower plate surface of the convex floating plate (9), the convex floating plate (9) is slidably mounted on a floating plate (10) with a transverse slide rail (23) through the slide rails, and the floating plate (10) is slidably mounted in a longitudinal slide rail groove (24) of an I-shaped floating plate (11); two electric testing devices A (13) and two electric testing devices B (14) are arranged on the lower plate surface of the I-shaped floating plate (11), a pair of handle mounting frames which are arranged in a mirror image mode are fixed on the I-shaped floating plate (11) and are close to the electric testing devices B (14), an operating handle (15) is mounted on a handle mounting seat (17), positioning columns (16) are fixed on two sides of the operating handle (15), namely two lower bottom feet of the I-shaped floating plate (11), and positioning pins (18) are fixed at the lower ends of the positioning columns (16).

The lower end of the optical axis (5) penetrates through the convex fixing plate (8) and then is fixed with the optical axis fixing seat (12), the optical axis fixing seat (12) is fixed on the convex fixing plate (8) and located between the convex fixing plate (8) and the convex floating plate (9), and the lower end of the positioning rod (6) is fixedly inserted into the convex fixing plate (8).

When the floating mechanism needs to be adjusted, an operator drags the I-shaped floating plate (11) through the operating handle (15), the I-shaped floating plate (11) moves along the longitudinal slide way groove (24) along the Y axis, when the I-shaped floating plate needs to move in the X axis direction, the floating plate (10) moves along the transverse slide way (23), and the convex floating plate (9) and the convex fixing plate (8) are connected through the bearing, so the convex floating plate (9) can rotate along the Z axis. And finally, the position requirement of the clamped and positioned workpiece is met through the movement in the X-axis direction, the Y-axis direction and the Z-axis direction.

As a further improvement, a buffer pad (20) is fixedly sleeved at the contact part of the optical axis (5) and the convex fixing plate (8) to prevent the sliding seat (3) from descending to the bottom and colliding with the convex fixing plate (8).

As a further improvement, a stop block (21) is fixed below the convex end of the convex fixing plate (8), and a pair of limit blocks (22) matched with the stop block (21) are arranged above the convex ends of the convex floating plates (10) and (9).

As a further improvement, the side walls of four right-angle ends of the convex floating plate (9) are fixed with stop blocks (21), and limit blocks (22) matched with the stop blocks (21) are fixed on the side walls of the floating plate (10).

As a further improvement, two ends of a transverse slide way (23) of the floating plate (10) are fixed with limit blocks (22), and a stop block (21) matched with the limit blocks (22) is fixed on the I-shaped floating plate (11).

The limiting block (22) or the stop block (21) can be in various shapes, such as L-shaped, square, rectangular and the like. The preferable limiting block (22) or the stop block (21) is L-shaped.

Furthermore, a circular groove (25) is arranged on the stop block (21); a connecting rod (26) is inserted on the limiting block (22); the connecting rod (26) is sleeved with a spring, and the other end of the spring is arranged in the circular groove (25). The problem that each floating plate (10) drops due to excessive sliding is prevented through the matching of the limiting block (22) and the stop block (21), and all parts of the floating mechanism can automatically return to the original position after the operation is finished due to the arrangement of the springs.

An operator positions the positioning pin (18) in butt joint with a workpiece, then the positioning pin is in butt joint with the workpiece through a testing needle of the electric testing device, electric testing detection is achieved, in order to facilitate detection, the electric testing device is connected with a PLC through a cable, the PLC is connected with an indicator lamp, the indicator lamp (27) is installed on the I-shaped floating plate (11), during detection, when the indicator lamp is lightened, detection is finished, the operator restores the floating clamping tool, and releases the workpiece.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "nested," and "secured" are to be construed broadly, e.g., as meaning fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. A flexible floating clamping tool is composed of a lifting mechanism and a floating mechanism, wherein the lower end of the lifting mechanism is connected with the floating mechanism, and the flexible floating clamping tool is characterized in that the lifting mechanism comprises a fixed support (1), the lower end of the fixed support (1) is fixed with a lifting plate (2), a sliding seat (3) and a mounting plate (4) are fixed on the lifting plate (2), an optical axis (5) is sleeved on the sliding seat (3), and the mounting plate (4) is provided with a positioning rod (6) and a pneumatic brake (7); the floating mechanism comprises a convex fixing plate (8), the convex fixing plate (8) is connected with a convex floating plate (9) through a bearing, the convex floating plate (9) is connected with a floating plate (10) in a sliding manner, the floating plate (10) is connected with an I-shaped floating plate (11) in a sliding manner, and a detection positioning mechanism is installed on the lower plate surface of the I-shaped floating plate (11); the lower end of the optical axis (5) penetrates through the convex fixing plate (8) and then is fixed with the optical axis fixing seat (12), and the lower end of the positioning rod (6) is fixedly inserted into the convex fixing plate (8).

2. The flexible floating clamping tool as claimed in claim 1, wherein the detection positioning mechanism comprises an electric testing device A (13), an electric testing device B (14), an operating handle (15) and a positioning column (16), the electric testing device A (13) and the electric testing device B (14) are arranged in a staggered manner from front to back, the operating handle (15) is fixed on the I-shaped floating plate (11) through a handle mounting seat (17), and a positioning pin (18) is fixed at the lower end of the positioning column (16).

3. The flexible floating clamping tool as claimed in claim 1, wherein the number of the optical shafts (5) is two, the top ends of the two optical shafts (5) are connected through a hoisting plate (19), and an inherent buffer cushion (20) is sleeved at the lower end part of the optical shafts (5).

4. A flexible floating clamping tool according to claim 1, characterized in that a stop block (21) is fixed under the convex end of the convex fixing plate (8); the limiting block (22) is fixed at the convex end of the convex floating plate (9), and the stop blocks (21) are fixed on the side walls of the four right-angle ends of the convex floating plate (9).

5. The flexible floating clamping tool according to claim 1, wherein the floating plate (10) is provided with transverse slideways (23) at two sides, the two ends of each transverse slideway (23) are fixed with the stop blocks (21), and the stop blocks (21) are fixed on the side walls at two sides of the floating plate (10).

6. The flexible floating clamping tool according to claim 1, wherein the I-shaped floating plate (11) is provided with a longitudinal slide groove (24), and the stop blocks (21) are fixed at two ends of the longitudinal slide groove (24).

7. The flexible floating clamping tool as claimed in claim 4, wherein the stopper (21) is provided with a circular groove (25), the limiting block (22) is inserted with a connecting rod (26), the connecting rod (26) is sleeved with a spring, and the other end of the spring is positioned in the circular groove (25).