CN216504584U - Part rotating and clamping device - Google Patents

Abstract

The application provides a part rotates clamping device includes: bottom plate and fixture. A pair of parallel driving rods is arranged above the bottom plate, and two groups of driving gears are arranged on the driving rods in a sliding mode. The clamping mechanisms are two groups in number and are arranged on the bottom plate in a sliding mode along the axis direction of the driving rod, each clamping mechanism comprises a supporting ring, each supporting ring is of a circular ring structure, the supporting rings are perpendicular to the driving rod, arc racks are arranged on the outer walls of two opposite sides of each supporting ring, the arc racks are meshed with the driving gears on the two sides respectively, the driving rods drive the supporting rings to rotate through the driving gears, and the axes of the supporting rings are used as rotating shafts during rotation. The inside rectangle frame that is equipped with of support ring, the bottom plate of rectangle frame are used for supporting the part, and the bottom plate top of rectangle frame is equipped with the clamp plate for compress tightly the part, when drive gear is located the middle section position of circular arc rack, the bottom plate of rectangle frame is in the horizontality. Can rotate to the both sides of part, has bigger regulating range to it is convenient to adjust.

Description

Part rotating and clamping device

Technical Field

The utility model belongs to the technical field of part machining and clamping, and particularly relates to a part rotating and clamping device.

Background

When a flat part is machined, such as grinding, welding, and machining, a corresponding fixture is usually designed to clamp and change the angle of the part in order to obtain different angles of the part. When the angle of a part is adjusted, the existing clamping device is usually adjusted in a way of rotating towards one side, and cannot rotate in two directions to obtain a wider angle adjusting range.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides the part rotating and clamping device which can rotate towards two sides of a part, has a larger adjusting range and is convenient to adjust, and is suitable for flat plate parts with different sizes.

In order to realize the purpose of the utility model, the following scheme is adopted:

a parts rotating clamping device comprising: bottom plate and fixture.

A pair of parallel driving rods is arranged above the bottom plate, and two groups of driving gears are arranged on the driving rods in a sliding mode.

The clamping mechanisms are two groups in number and are arranged on the bottom plate in a sliding mode along the axis direction of the driving rod, each clamping mechanism comprises a supporting ring, each supporting ring is of a circular ring structure, the supporting rings are perpendicular to the driving rod, arc racks are arranged on the outer walls of two opposite sides of each supporting ring, the arc racks are meshed with the driving gears on the two sides respectively, the driving rods drive the supporting rings to rotate through the driving gears, and the axes of the supporting rings are used as rotating shafts during rotation.

The inside rectangle frame that is equipped with of support ring, the bottom plate of rectangle frame are used for supporting the part, and the bottom plate top of rectangle frame is equipped with the clamp plate for compress tightly the part, when drive gear is located the middle section position of circular arc rack, the bottom plate of rectangle frame is in the horizontality.

Further, the two groups of clamping mechanisms move simultaneously along the same direction or opposite directions, and the driving gear and the clamping mechanisms move along the driving rod simultaneously.

Furthermore, the support ring corresponds the both sides of circular arc rack and all is equipped with the arc, and drive gear is located between the arc.

Further, the drive gear may be keyed to the drive rod.

Further, fixture still includes the mount pad, and the mount pad is worn to locate in the arc section slip under the support ring, and when the support ring rotated, the lower arc section of support ring slided in the mount pad, and the bottom plate is equipped with the screw rod, and the screw rod is on a parallel with the actuating lever, and the screw rod passes two sets of fixture's mount pad simultaneously, and the screw rod corresponds the screw thread of connecting two mount pads and revolves to opposite.

Furthermore, rectangular channels are formed in the inner walls of the two side plates of the rectangular frame, the rectangular channels are perpendicular to the bottom plate of the rectangular frame, and the two ends of the pressing plate are arranged in the rectangular channels in a sliding mode.

Furthermore, the same end of the driving rod is provided with a driving wheel which is a synchronous belt pulley or a chain wheel and is correspondingly driven by the same synchronous belt or chain.

The utility model has the beneficial effects that: the part can be rotated towards two sides, and the angle adjusting range is large. Two ends of the part are clamped by the two groups of clamping mechanisms simultaneously, so that the part has stable clamping force. The distance between two sets of fixture is adjustable, two adaptable different length to two sets of fixture can remove simultaneously, examines and lifts the regulation, can accelerate governing speed, improves clamping efficiency.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

Fig. 1 shows an overall structural diagram of the present application.

Fig. 2 shows an enlarged view at a in fig. 1.

Fig. 3 shows an enlarged view at B in fig. 1.

Fig. 4 shows an enlarged view at C in fig. 1.

The labels in the figure are: the device comprises a bottom plate-10, a driving rod-11, a driving gear-12, a screw-13, a clamping mechanism-20, a supporting ring-21, an arc-shaped plate-211, an arc-shaped rack-22, a rectangular frame-23, a rectangular groove-231, a pressing plate-24 and a mounting seat-25.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are a part of the embodiments of the present invention, not all of the embodiments of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; either directly or indirectly through intervening media, or through both elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 3, a parts rotating and clamping device includes: a base plate 10 and a clamping mechanism 20.

Specifically, a pair of parallel driving rods 11 are arranged above the bottom plate 10, and two groups of driving gears 12 are arranged on the driving rods 11 in a sliding manner.

Specifically, as shown in fig. 1 and 3, the number of the clamping mechanisms 20 is two, the clamping mechanisms 20 are arranged on the bottom plate 10 in a sliding manner along the axis direction of the driving rod 11, each clamping mechanism 20 includes a supporting ring 21, the supporting ring 21 is of a circular structure, the supporting ring 21 is perpendicular to the driving rod 11, the outer walls of two opposite sides of the supporting ring 21 are respectively provided with an arc rack 22, the arc racks 22 are respectively engaged with the driving gears 12 on two sides, the driving rod 11 drives the supporting ring 21 to rotate through the driving gears 12, and the axis of the supporting ring 21 is used as a rotating shaft during rotation.

More specifically, as shown in fig. 1, a rectangular frame 23 is provided inside the support ring 21, a bottom plate of the rectangular frame 23 is used for supporting the part, a pressing plate 24 is provided above the bottom plate of the rectangular frame 23 for pressing the part, and when the driving gear 12 is located at the middle position of the circular rack 22, the bottom plate of the rectangular frame 23 is in a horizontal state.

Preferably, the two sets of clamping mechanisms 20 move simultaneously in the same or opposite directions, specifically, the two sets of clamping mechanisms 20 can be driven to move simultaneously by the two sets of telescoping devices, and the driving gear 12 and the clamping mechanisms 20 move simultaneously along the driving rod 11, so as to ensure that the driving gear 12 and the circular arc rack 22 are in a meshed state.

Preferably, as shown in fig. 3, the support ring 21 is provided with arc plates 211 corresponding to both sides of the circular arc rack 22, the driving gear 12 is located between the arc plates 211, and the driving gear 12 is pushed to move along the driving rod 11 by the arc plates 211.

Preferably, drive gear 12 and actuating lever 11 accessible key-type connection, if set the integral spline shaft that to the actuating lever 11, drive gear 12 coaxial processing splined hole, or set up the parallel key along length direction in one side of actuating lever 11, drive gear 12 hole processing corresponding keyway and parallel key cooperation, through the equal transferable moment of torsion of above-mentioned two kinds of structures, can make drive gear 12 slide on actuating lever 11 simultaneously.

As a preferred embodiment of the present application, as shown in fig. 1 and fig. 2, the clamping mechanism 20 further includes a mounting seat 25, the lower arc section of the support ring 21 is slidably disposed through the mounting seat 25, when the support ring 21 rotates, the lower arc section of the support ring 21 slides in the mounting seat 25, the bottom plate 10 is provided with a screw 13, the screw 13 is parallel to the driving rod 11, the screw 13 simultaneously passes through the mounting seats 25 of the two sets of clamping mechanisms 20, the mounting seat 25 is driven to move by the rotation of the screw 13, so as to drive the clamping mechanism 20 to move, and the screw 13 has opposite thread directions corresponding to the two mounting seats 25.

Preferably, as shown in fig. 4, the inner walls of the two side plates of the rectangular frame 23 are both provided with a rectangular groove 231, the rectangular groove 231 is perpendicular to the bottom plate of the rectangular frame 23, and the two ends of the pressing plate 24 are slidably disposed in the rectangular groove 231, so that the stability of the pressing plate 24 during connection and compression is improved.

Preferably, the same end of each driving rod 11 is provided with a driving wheel, the driving wheels are synchronous belt pulleys or chain wheels, and are correspondingly driven by the same synchronous belt or chain, so that the two driving rods 11 have the same rotation direction and rotation speed.

The specific implementation mode is as follows: when in use, the screw 13 is rotated to adjust the distance between the two groups of clamping mechanisms 20 so as to adapt to the length size of the part; then the two ends of the part are respectively clamped in the rectangular frames 23 of the two groups of clamping mechanisms 20. The part can then be rotated to adjust the angular position of the part.

Simultaneously, the two driving rods 13 are driven to synchronously rotate along the same direction, and the supporting ring 21 is driven to rotate by the meshing of the driving gear 12 and the arc rack 22, and then slides on the mounting seat 25. The purpose of adjusting the angle of the part is achieved through the mode. The two ends of the part can be synchronously rotated to prevent the part from being distorted and deformed.

The foregoing is only a preferred embodiment of the present invention and is not intended to be exhaustive or to limit the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the utility model.

Claims (7)

1. A part rotating and clamping device is characterized by comprising:

a pair of parallel driving rods (11) are arranged above the bottom plate (10), and two groups of driving gears (12) are arranged on the driving rods (11) in a sliding manner;

the clamping mechanisms (20) are arranged in two groups, the clamping mechanisms (20) are arranged on the bottom plate (10) in a sliding mode along the axis direction of the driving rod (11), each clamping mechanism (20) comprises a supporting ring (21), the supporting rings (21) are of a circular ring structure, the supporting rings (21) are perpendicular to the driving rod (11), the outer walls of two opposite sides of each supporting ring (21) are respectively provided with an arc rack (22), the arc racks (22) are respectively meshed with the driving gears (12) on two sides, the driving rod (11) drives the supporting rings (21) to rotate through the driving gears (12), the axis of each supporting ring (21) is used as a rotating shaft during rotation, a rectangular frame (23) is arranged inside each supporting ring (21), the bottom plate of each rectangular frame (23) is used for supporting parts, and a pressing plate (24) is arranged above the bottom plate of each rectangular frame (23), the pressing mechanism is used for pressing parts, and when the driving gear (12) is located at the middle section of the arc rack (22), the bottom plate of the rectangular frame (23) is in a horizontal state.

2. A rotary clamping device for parts according to claim 1, characterised in that the two sets of clamping means (20) are moved simultaneously in the same or opposite directions, the drive gear (12) and the clamping means (20) being moved simultaneously along the drive rod (11).

3. A rotary clamping device for parts according to claim 1, characterized in that the support ring (21) is provided with curved plates (211) on both sides corresponding to the circular arc rack (22), and the driving gear (12) is located between the curved plates (211).

4. A rotary clamping device for parts according to claim 1, characterised in that the drive gear (12) is keyed to the drive rod (11).

5. The part rotating and clamping device is characterized in that the clamping mechanisms (20) further comprise mounting seats (25), the lower arc sections of the support rings (21) are slidably arranged through the mounting seats (25), when the support rings (21) rotate, the lower arc sections of the support rings (21) slide in the mounting seats (25), the bottom plate (10) is provided with screw rods (13), the screw rods (13) are parallel to the driving rods (11), the screw rods (13) simultaneously penetrate through the mounting seats (25) of the two groups of clamping mechanisms (20), and the thread directions of the screw rods (13) correspondingly connecting the two mounting seats (25) are opposite.

6. The part rotating and clamping device as claimed in claim 1, wherein the inner walls of the two side plates of the rectangular frame (23) are both provided with a rectangular groove (231), the rectangular groove (231) is perpendicular to the bottom plate of the rectangular frame (23), and two ends of the pressure plate (24) are slidably arranged in the rectangular groove (231).

7. A rotary clamping device for parts according to claim 1, wherein the same end of the driving rod (11) is provided with a driving wheel, which is a timing belt pulley or a chain wheel and is correspondingly driven by the same timing belt or chain.

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