CN205732697U - A kind of portable apparatus for bending - Google Patents

Abstract

The utility model discloses a portable bending device in the field of tooling structures, which comprises a bottom plate, on which a clamping mechanism and a bending mechanism are installed; the clamping mechanism includes a clamping base and a clamping slider installed on the bottom plate, The bottom plate is also provided with an eccentric wheel that cooperates with the clamping slider. The eccentric wheel drives the clamping slider to slide on the clamping base through rotation; the bending mechanism includes a central shaft installed on the bottom plate, and a central wheel is set on the central shaft. The outer circumference of the center wheel is machined with arc grooves, and a rotatable wrench is set on the center shaft. The wrench is provided with a squeeze wheel that matches the center wheel. A waist-shaped slot is opened on the bottom plate. The center shaft is slidably set In the waist-shaped slot hole, the middle part of the central axis is threaded with a round platform with a T-shaped cross-section. The utility model has the advantages of simple structure, convenient use, high efficiency during bending processing, and convenient switching of bending radius. It can be used for electric heating wire In bending process.

Description

A portable bending device

technical field

The utility model relates to a mechanical tooling, in particular to a bending device.

Background technique

In the prior art, in the manufacturing process of the electric heating wire, it is necessary to bend the resistance wire. The bending radius of the existing bending device is fixed, and only copper tubes with one radius can be processed. The scope of application limited.

Utility model content

The purpose of the utility model is to provide a portable bending device, which makes the resistance wire bending more convenient and improves the processing efficiency.

The purpose of this utility model is achieved in the following ways: a portable bending device includes a bottom plate, and a clamping mechanism and a bending mechanism are installed on the bottom plate; the clamping mechanism includes a clamping base and a clamping Tighten the slider, the bottom plate is also provided with an eccentric wheel that cooperates with the clamping slider, and the eccentric wheel drives the clamping slider to slide on the clamping base through rotation; the bending mechanism includes a The center shaft, the center wheel is set on the center shaft, the outer circumference of the center wheel is processed with an arc groove, the center shaft is also set with a rotatable wrench, and the wrench is provided with the center wheel. The matched extrusion wheel, the bottom plate is provided with a waist-shaped slot hole, the central shaft is slidably arranged in the waist-shaped slot hole, and the middle part of the central shaft is threaded with a round platform with a T-shaped cross section. The round table includes a horizontal part and a vertical part. The bottom surface of the horizontal part is in contact with the upper surface of the bottom plate. The vertical part is slidably arranged in the waist-shaped slot hole. The two sides of the vertical part are correspondingly processed with vertical surfaces. The vertical surface fits on the inner side of the waist-shaped slot hole, the center wheel is sleeved on the upper part of the central shaft, the bottom surface of the center wheel is in contact with the top surface of the horizontal part, and the lower part of the center wheel is threadedly connected with As for the lock nut, the thread at the round platform on the central axis is arranged in the same direction as the thread at the lock nut, and a limiting platform is also arranged on the bottom plate.

Compared with the prior art, the utility model has the advantages of simple structure, convenient use, high bending efficiency and convenient switching of bending radius.

As a further limitation of the present invention, the clamping base is provided with a chute, the clamping slider is arranged in the chute, the clamping base is processed with a boss, and the clamping slider is provided with a The convex block corresponding to the boss, arc-shaped grooves are processed on the opposite side of the boss and the convex block, the side of the eccentric wheel is fixedly connected with a handle, and the circumferential surface of the eccentric wheel is attached to the clamping slider tail. It makes the clamping operation of the clamping mechanism more convenient. You only need to manually push the handle to make the eccentric wheel rotate to complete the clamping. At the same time, the vertical relationship between the eccentric wheel and the line at the tail of the slider ensures the reliability of clamping. , and the structure is simple and the cost is low.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the clamping mechanism in the utility model.

Fig. 3 is a structural schematic diagram of the bending mechanism in the utility model.

Among them, 1 bottom plate, 2 eccentric wheel, 3 clamping mechanism, 301 clamping base, 302 boss, 303 bump, 304 clamping slider, 305 arc groove, 4 bending mechanism, 401 central axis, 402 center Wheel, 403 arc groove, 404 round table, 405 nut, 406 extrusion wheel, 407 slide shaft, 407 wrench, 5 limit tables.

detailed description

A portable bending device as shown in Figures 1-3 includes a base plate 1 on which a clamping mechanism 3 and a bending mechanism 4 are installed; the clamping mechanism 3 includes a clamping base 301 installed on the base plate 1 and Clamping slider 304, the bottom plate 1 is also provided with an eccentric wheel 2 that cooperates with the clamping slider 304, and the eccentric wheel 2 drives the clamping slider 304 to slide on the clamping base 301 through rotation; the bending mechanism 4 includes a 1 on the central shaft 401, the central shaft 401 is covered with a central wheel 402, the outer periphery of the central wheel 402 is processed with an arc-shaped groove 403, the central shaft 401 is also provided with a rotatable wrench 407, and the spanner 407 is provided with a center wheel. The extrusion wheel 406 matched with 402, the bottom plate 1 is provided with a waist-shaped slot hole, and the central shaft 401 is slidably arranged in the waist-shaped slot hole. It includes a horizontal part and a vertical part. The bottom surface of the horizontal part is in contact with the upper surface of the bottom plate 1. The vertical part is slidably arranged in the waist-shaped slot hole. The two sides of the vertical part are correspondingly processed with vertical surfaces. Closed on the inner side of the waist-shaped slot hole, the center wheel 402 is sleeved on the top of the center shaft 401, the bottom surface of the center wheel 402 is in contact with the top surface of the horizontal part, the bottom of the center wheel 402 is threaded with a lock nut 405, the center The thread at the round table 404 on the shaft 401 is set in the same direction as the thread at the lock nut 405, and the bottom plate 1 is also provided with a limit table 5, and a chute is provided in the clamping base 301, and the clamping slider 304 is provided in the chute , the clamping base 301 is processed with a boss 302, the clamping slider 304 is provided with a bump 303 corresponding to the boss 302, and the opposite side of the boss 302 and the bump 303 is processed with an arc-shaped groove 305, eccentric The side of the wheel 2 is fixedly connected with a handle, and the peripheral surface of the eccentric wheel 2 is attached to the tail of the clamping slider 304 .

When the utility model is working, the electric heating wire to be processed passes through the boss 302 and the bump 303 on the clamping mechanism 3 and the bending mechanism 4 in turn, turns the handle, and cooperates with the boss 302 and the bump 303 through the eccentric wheel 2 Fix the electric heating wire in the clamping mechanism 3, and then adjust the position of the central axis 401, so that the electric heating wire passes through the gap between the center wheel 402 and the squeeze wheel 406, and ensure that the electric heating wire fits on the center wheel 402 In the arc-shaped groove 403 on the top, turn the wrench 407 at this time, and squeeze the electric heating wire around the center wheel 402 through the extrusion wheel 406 to complete the bending of the electric heating wire.

The utility model is not limited to the above-mentioned embodiments. On the basis of the technical solutions disclosed in the utility model, those skilled in the art can make some technical features based on the disclosed technical content without creative work. Replacement and deformation, these replacements and deformations are all within the protection scope of the present utility model.

Claims (2)

1. a portable apparatus for bending, it is characterised in that include base plate, described base plate is provided with clamp system and bending mechanism；Described clamp system includes grip base and the grip slide being arranged on base plate, and described base plate is additionally provided with the eccentric coordinated with described grip slide, and described eccentric slides at grip base by rotarily driving grip slide；nullDescribed bending mechanism includes the central shaft being arranged on base plate，It is set with centre wheel on described central shaft，Described centre wheel periphery is machined with arcuate groove，Rotating spanner also it is arranged with on described central shaft，The extruding wheel coordinated with described centre wheel it is provided with on described spanner，Waist type slotted eye is offered on described base plate，Described central shaft is slidably disposed in kidney-shaped slotted eye，The threaded round platform having cross section T-shaped in the middle part of described central shaft，Described round platform includes horizontal part and vertical portion，Conflict on plate upper surface in the bottom surface of described horizontal part，Vertical portion is slidably disposed in described kidney-shaped slotted eye，Both sides, vertical portion correspondence is machined with vertical plane，Described vertical plane is fitted on the medial surface of kidney-shaped slotted eye，Described centre wheel is sleeved on the top of central shaft，Conflict on the end face of horizontal part in the bottom surface of centre wheel，The lower thread of described centre wheel connects locking nut，On central shaft, the screw thread at screw thread at round platform and locking nut is arranged in the same direction，It is additionally provided with limiting stand on described base plate.

The portable apparatus for bending of one the most according to claim 1, it is characterized in that, it is provided with chute in described grip base, described grip slide is arranged in chute, it is machined with boss on grip base, described grip slide is provided with the projection corresponding with described boss, the side that described boss is relative with projection is machined with arc groove, the side of described eccentric is fixedly connected with handle, and the periphery of eccentric is fitted in grip slide afterbody.