CN112091042A - Single-arm rotating power-assisted multi-angle synchronous pressing device and equipment - Google Patents

Abstract

The application relates to a multiangular synchronous suppression device of single armed rotation helping hand and equipment, it is a plurality of by the drive wheel of commentaries on classics helping hand the embossing mold utensil moves to the center to treating the pressing work piece and carrying out the compression moulding, the transmission conversion proportion is big, suppresses same work piece, compares traditional pressing method, and required suppression power is little, simultaneously, to in order to realize rotatory application of force mode, realizes the power supply through the low-power motor easily. And the multi-segment pressing die is loaded in a transmission mode through the same rotary power-assisted driving wheel, the feeding mode is synchronous, the pressing die and the workpiece to be pressed are easy to realize synchronization, and the force application of the plurality of dies to the workpiece to be pressed is more uniform during pressing.

Description

A single-arm rotary power-assisted multi-angle synchronous pressing device and equipment

technical field

The application belongs to the technical field of metal fitting crimping devices, and in particular relates to a single-arm rotary power-assisted polygonal synchronous pressing device and equipment.

Background technique

Metal accessories such as iron, aluminum or aluminum alloy widely used in power lines, equipment and conductors, conductors and wires, transmission line wires themselves, and insulators in power distribution devices of step-up substations and step-down substations are connected into strings. Metal (iron, aluminum or aluminum alloy) accessories used for the protection of wires and insulators themselves are called power fittings. Power fittings are mainly metal accessories that connect and combine various devices in the power system, and play a role in transmitting mechanical loads, electrical loads and some kind of protection. Among them, the power fittings used for overhead transmission lines are called line fittings. Line fittings are used for connection between wires, connection between insulators, insulators and towers, and between insulators and wires on overhead transmission lines. It must have sufficient mechanical strength and flexibility for assembly and operation.

For example, Chinese patent document CN102169742A discloses an insulator crimping die, which includes a plurality of crimping modules, which together form a ring-shaped crimping die. Generally, the method of using the mold in the prior art is: a hydraulic pump drives the crimping pliers, and several petal-shaped molds are clamped to crimp the fittings. The disadvantages of this crimping method are: 1) The gasoline engine hydraulic pump and the crimping pliers Large volume, large mass, and inconvenient transfer; 2) The contact is asymmetric during the crimping process, which is easy to produce flash, which affects the transmission of the crimping force value; 3) After the mold is crimped, it is easy to form self-locking with the workpiece, and the workpiece is difficult to pull out from the mold ;4) The crimping efficiency is low, and a single steel anchor or tension clamp needs to be crimped multiple times, and it is not easy to accurately center the multiple crimps.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is: in order to solve the deficiencies in the prior art, there is provided a single-arm rotary power-assisted multi-angle synchronous pressing device and equipment with a light structure and high pressing efficiency.

The technical scheme adopted by the present invention to solve its technical problems is:

A single-arm rotary power-assisted multi-angle synchronous pressing device, comprising:

Rotary power driving wheel, rotary power transmission arm, pressing guide, pressing guide shaft, pressing die fixing table and pressing die;

The pressing guides are several arranged along the center of symmetry;

Each of the pressing guides is provided with a pressing guide shaft, the central axis of the pressing guide shaft passes through the center of symmetry, and both ends of the pressing guide shaft are respectively connected to the pressing die fixing table and the rotational power The wheels are connected in rotation, and the pressing die is fixed to the end of the pressing guide shaft through the pressing die fixing table;

When the rotary power driving wheel rotates, the pressing guide shaft can be driven to move under the limit of the pressing guide member, thereby driving the pressing die fixing table to approach or move away from the symmetrical center.

Preferably, in the single-arm rotary power-assisted multi-angle synchronous pressing device of the present invention, all the pressing dies can form a closed cavity after being close to each other.

Preferably, in the single-arm rotary power-assisted multi-angle synchronous pressing device of the present invention, the rotary power-assisted driving wheel is driven by the driving device to rotate.

Preferably, in the single-arm rotary power-assisted polygonal synchronous pressing device of the present invention, the longitudinal section of the closed cavity is a polygon or a circle or a polygon with at least one side being a curved side.

Preferably, in the single-arm rotary power-assisted polygonal synchronous pressing device of the present invention, there are 6 pressing dies, and the longitudinal section of the pressing dies is an isosceles trapezoid.

Preferably, in the single-arm rotary power-assisted polygonal synchronous pressing device of the present invention, the pressing die is detachably mounted on the pressing die fixing table.

Preferably, in the single-arm rotary power-assisted multi-angle synchronous pressing device of the present invention, the pressing guide is a cylinder, and the pressing guide shaft is disposed in the pressing guide and partially protrudes from the pressing guide.

The present invention also provides a single-arm rotary power-assisted multi-angle synchronous pressing combined device, which is formed by arranging a plurality of the above single-arm rotary power-assisted polygonal synchronous pressing devices side by side, and the symmetrical centers of all the single-arm rotary power-assisted polygonal synchronous pressing devices are collinear.

Preferably, in the single-arm rotary-assisted multi-angle synchronous pressing device of the present invention, the size of the closed cavity that can be formed after the pressing dies in the single-arm rotary-assisted multi-angle synchronous pressing device gradually decreases according to the arrangement direction.

Preferably, the single-arm rotary power-assisted multi-angle synchronous pressing combined equipment of the present invention further comprises a drawing driving device for driving the workpieces to be pressed to move along the arrangement direction.

The beneficial effects of the present invention are:

The single-arm rotary power-assisted multi-angle synchronous pressing device and equipment of the present invention is driven by the rotary power driving wheel to drive a plurality of the pressing molds to move toward the center, so as to press and form the workpiece to be pressed, the transmission conversion ratio is large, and the same workpiece is pressed. Compared with the traditional The required pressing force is small, and at the same time, in order to realize the rotation force application method, it is easy to realize the force supply through a small power motor. In addition, the multi-lobe pressing die is loaded by the same rotating power driving wheel transmission mode, and the feeding method is synchronized.

Description of drawings

The technical solutions of the present application will be further described below with reference to the accompanying drawings and embodiments.

1 is a schematic structural diagram of a single-arm rotary power-assisted multi-angle synchronous pressing device according to an embodiment of the present application;

2 is a schematic diagram of the pressing die of the single-arm rotary power-assisted multi-angle synchronous pressing device according to the embodiment of the present application during movement;

3 is a schematic structural diagram of the single-arm rotary power-assisted multi-angle synchronous pressing device according to the embodiment of the present application when the pressing is completed;

The reference numbers in the figure are:

1- Rotary booster driving wheel, 2- Rotary booster transmission arm, 3- Press guide, 4- Press guide shaft, 5- Press mold fixing table, 6- Press mold, 7- Work piece to be pressed.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict.

In the description of this application, it should be understood that the terms "center", "portrait", "horizontal", "top", "bottom", "front", "rear", "left", "right", " The orientations or positional relationships indicated by vertical, horizontal, top, bottom, inner, and outer are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and The description is simplified rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the scope of protection of the present application. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", etc., may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood through specific situations.

The technical solutions of the present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Example 1

This embodiment provides a single-arm rotary power-assisted multi-angle synchronous pressing device, as shown in Figures 1-3, including:

Rotary power driving wheel 1, rotary power transmission arm 2, pressing guide 3, pressing guide shaft 4, pressing die fixing table 5 and pressing die 6;

The pressing guides 3 are arranged along the center of symmetry;

Each of the pressing guides 3 is provided with a pressing guide shaft 4 , the central axis of the pressing guide shaft 4 passes through the center of symmetry, and the two ends of the pressing guide shaft 4 are respectively connected with the pressing die fixing table 5 and The rotary power driving wheel 1 is rotatably connected, and the pressing die 6 is fixed to the end of the pressing guide shaft 4 through the pressing die fixing table 5;

When the rotary power driving wheel 1 rotates, it can drive the pressing guide shaft 4 to move under the limit of the pressing guide member 3 , thereby driving the pressing die fixing table 5 to approach or move away from the symmetry center.

Preferably, after all the pressing dies 6 are close to each other, a closed cavity can be formed, that is, after the pressing dies 6 are close to each other, the side walls can contact each other, and all the pressing dies 6 can form a polygon or a circle when they are close to each other The cavity forms a complete geometric body, and the complete geometric body can be a triangle, a quadrilateral, a pentagon, a hexagon, a circle, a curved triangle, a curved quadrilateral, and so on.

The rotary power driving wheel 1 is driven by a driving device to rotate. An optional driving method is to set a groove in the circumferential direction of the rotary power driving wheel 1, a belt is arranged in the groove and is connected to the motor, and the motor drives the belt to rotate. The rotary power driving wheel 1 is then driven to rotate, or a link mechanism is arranged on the rotary power driving wheel 1, and the motor drives the connecting rod to drive the rotary power driving wheel 1 to rotate.

The single-arm rotary power-assisted multi-angle synchronous pressing device of the above embodiment has the following advantages:

1. The working principle of the rotary power driving wheel 1 in this embodiment is that the rotary power driving wheel 1 drives a plurality of the pressing dies 6 to move toward the center, the transmission conversion ratio is large, and the same workpiece is pressed. Compared with the traditional pressing method, the required The pressing force is small, and at the same time, for the rotating force application method, it is easy to realize the force supply through a small power motor;

2. The multi-lobed pressing die 6 is loaded by the same rotary power driving wheel 1 in the transmission mode, and the feeding method is synchronized. The pressing force of all the pressing dies 6 to be pressed against the workpiece 7 is synchronized, and the multiple dies apply more force to the pressed workpiece during pressing. uniform;

3. Compared with the traditional pressing method, no hydraulic pump and hydraulic cylinder are required, and the overall structure of the device is small in size and light in weight.

Further, as shown in FIG. 1 , the number of the pressing guides 3 is 6; the longitudinal section of the pressing die 6 is an isosceles trapezoid, and the six pressing dies 6 can form a regular hexagonal cavity after approaching each other, Thus, the workpiece 7 to be pressed can be pressed into a shape with a hexagonal outer edge. If other shapes are to be formed, the quantity of the pressing guides 3 and the pressing dies 6 can be adjusted accordingly. For example, to form a square cavity, the quantity of the pressing guides 3 and the pressing dies 6 only needs to be 4 will do.

Further, the pressing die 6 is detachably mounted on the pressing die fixing table 5 to facilitate the replacement of the pressing die 6 , for example, by means of a dovetail groove connection or by means of a screw connection.

Further, the pressing guide 3 is a cylinder, and the pressing guide shaft 4 is disposed in the pressing guide 3 and partially protrudes from the pressing guide 3, such as the pressing guide 3 and the pressing The guide shaft 4 is a cylinder that does not need to be connected to an air source.

Example 2

This embodiment provides a single-arm rotary power-assisted multi-angle synchronous pressing combined equipment, which is formed by arranging several single-arm rotary power-assisted multi-angle synchronous pressing devices described in Embodiment 1 side by side, and the symmetry of all single-arm rotary power-assisted polygonal synchronous pressing devices Center collinear. Therefore, the pressing force can be applied uniformly, which is convenient for pressing the workpiece 7 to be pressed with a long length.

Further, in the single-arm rotary power-assisted multi-angle synchronous pressing device, the size of the closed cavity that can be formed after the pressing dies 6 approach each other gradually decreases according to the arrangement direction, thereby forming a workpiece with a gradually reduced size.

As an optional solution, the single-arm rotary power-assisted multi-angle synchronous pressing combination device further includes a drawing driving device for driving the workpieces 7 to be pressed to move along the arrangement direction, so that the workpieces 7 to be pressed with longer lengths pass through different The pressing of the single-arm rotary-assisted polygonal synchronous pressing device, such as the single-arm rotary-assisted polygonal synchronous pressing device whose size gradually decreases through the closed cavity, enables the workpiece to be pressed to be pressed multiple times. For some materials that are difficult to form at one time , can be pressed and deformed many times.

The method of using the single-arm rotary power-assisted multi-angle synchronous pressing device is as follows:

The workpiece 7 to be pressed is placed at the center of symmetry;

The driving wheel 1 is driven by an external force to rotate, so that the pressing die 6 is close to the workpiece 7 to be pressed to complete the pressing, as shown in Figure 2;

The rotary power driving wheel 1 is driven to rotate in the reverse direction or the rotary power driving wheel 1 is driven to continue to rotate, so that the pressing die 6 is returned to the position before pressing, and the pressed workpiece is removed.

The specific working principle of this embodiment is as follows: the rotating power-assisting arms are arranged in multiple groups (six groups), and are uniformly fixed on the rotating power-assist driving wheel. As shown in Fig. 2, acting on point A, a rotational force is applied to the rotary power driving wheel 1, which drives the rotary power transmission arm 2 to rotate, and its lateral component force points to its symmetry center (circle center O). Action, the force is further decomposed, transmitted through the pressing die fixing table 5, and finally becomes a centripetal pressing force, pointing to the center of symmetry (circle center O), the pressing die 6 is connected to the pressing die fixing table 5, and can be applied to the workpiece 7 to be pressed. The pressing force is used to press the workpiece 7 to be pressed to complete the shape. FIG. 3 is a schematic diagram of the structure after pressing by the pressing method.

Taking the above ideal embodiments according to the present application as inspiration, and through the above descriptions, relevant personnel can make various changes and modifications without departing from the technical idea of the present application. The technical scope of the present application is not limited to the content in the description, and the technical scope must be determined according to the scope of the claims.

Claims (10)

1. A single-arm rotary power-assisted multi-angle synchronous pressing device is characterized in that, comprising: a rotary power driving wheel (1), a rotary power transmission arm (2), a pressing guide (3), a pressing guide shaft (4), a pressing die fixing table (5) and a pressing die (6); The pressing guides (3) are several arranged along the center of symmetry; Each of the pressing guides (3) is provided with a pressing guide shaft (4), the central axis of the pressing guide shaft (4) passes through the symmetry center, and both ends of the pressing guide shaft (4) They are respectively rotatably connected with the pressing die fixing table (5) and the rotary power driving wheel (1), and the pressing die (6) is fixed on the pressing guide shaft (4) through the pressing die fixing table (5). end; When the rotary power driving wheel (1) rotates, it can drive the pressing guide shaft (4) to move under the limit of the pressing guide member (3), thereby driving the pressing die fixing table (5) to approach or move away from the center of symmetry. 2 . The single-arm rotary power-assisted multi-angle synchronous pressing device according to claim 1 , characterized in that, after all the pressing dies ( 6 ) are close to each other, a closed cavity can be formed. 3 . 3 . The single-arm rotary power-assisted multi-angle synchronous pressing device according to claim 1 , wherein the rotary power-assisted driving wheel ( 1 ) is driven to rotate by a driving device. 4 . 4 . The single-arm rotary power-assisted polygonal synchronous pressing device according to claim 2 , wherein the longitudinal section of the closed cavity is a polygon or a circle or a polygon with at least one side being a curved side. 5 . 5 . The single-arm rotary power-assisted polygonal synchronous pressing device according to claim 4 , wherein all the pressing dies ( 6 ) are 6, and the longitudinal section of the pressing dies ( 6 ) is an isosceles trapezoid. 6 . 6 . The single-arm rotary power-assisted polygonal synchronous pressing device according to claim 1 , wherein the pressing die ( 6 ) is detachably mounted on the pressing die fixing table ( 5 ). 7 . 7 . The single-arm rotary power-assisted polygonal synchronous pressing device according to claim 1 , wherein the pressing guide ( 3 ) is a cylinder, and the pressing guide shaft ( 4 ) is arranged on the pressing guide. 8 . (3) and partially protrude from the pressing guide (3). 8. A single-arm rotary power-assisted multi-angle synchronous pressing combined device, characterized in that it is formed by arranging the single-arm rotary power-assisted multi-angle synchronous pressing devices according to any one of claims 1 to 7, and all single-arm rotary power-assisted multi-angle pressing devices are arranged side by side. Said center of symmetry of the synchronous pressing device is collinear. 9 . The single-arm rotary power-assisted multi-angle synchronous pressing combined device according to claim 8 , wherein the pressing molds ( 6 ) in the single-arm rotary power-assisted multi-angle synchronous pressing device can form a closed cavity after they approach each other. 10 . The size gradually decreases according to the arrangement direction. 10 . The single-arm rotary power-assisted multi-angle synchronous pressing combined equipment according to claim 9 , further comprising a drawing driving device for driving the workpieces ( 7 ) to be pressed to move along the arrangement direction. 11 .

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