Metal rod bending force application mechanism

Abstract

The utility model relates to the technical field of bending machines, in particular to a metal rod bending force application mechanism which is used for a bending machine, the bending machine comprises a bending wheel and a limiting wheel which are installed on a machine frame, a force application rod is installed on the bending wheel, and the force application mechanism comprises a plurality of fixed pulley assemblies distributed in the circumferential direction of the bending wheel. Each fixed pulley assembly comprises a fixed pulley with the axis vertically arranged, pull ropes are arranged on the outer sides of the fixed pulleys of the fixed pulley assemblies, and the pull ropes are fixedly connected with the force application rod. When the metal rod bending device is used, a worker only needs to pull the pull rope at one position to drive the force application rod to rotate the bending wheel, bending of a metal rod is completed, and labor is saved during work of the worker.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bending machine technical field especially relates to a metal rod bending force applying mechanism. BACKGROUND

[0002] Manual rod or pipe bending machine generally includes bending wheel, limit wheel, the fixed force applying rod of bending wheel is delayed radially, the worker passes through the clearance of bending wheel, limit wheel with one end of rod then is fixed between the force applying rod and bending wheel, after that, the worker needs to push or pull the force applying rod, follows the force applying rod and does the circumferential motion around the bending wheel, needs to bend a large number of parts every day, the worker needs to move around the bending wheel repeatedly, and the labor amount is relatively large. SUMMARY

[0003] The utility model discloses a metal rod bending force applying mechanism, beneficial effect lies in: the device uses the worker only needs to pull the pull rope in a position to drive the force applying rod and rotate the bending wheel, completes the bending of metal rod, and the worker does not need to move around the bending wheel repeatedly, reduces the labor amount of worker.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A metal rod bending force applying mechanism for bending machine, the bending machine includes the bending wheel installed on the rack, the limit wheel, the force applying rod is installed on the bending wheel, the force applying mechanism includes several groups of fixed pulley assemblies distributed along the bending wheel circumference, the fixed pulley assembly includes the fixed pulley of the vertical axis, and the fixed pulley outside of several groups of fixed pulley assemblies is equipped with the pull rope, and the pull rope is fixedly connected with the force applying rod.

[0006] The end of force applying rod is fixedly installed with connecting rod, and the connecting rod is located on the upper side of fixed pulley, and the pull rope is fixed with connecting rod through connecting piece.

[0007] And / or the pulley assembly includes the support frame fixed with the rack, and the support frame is located below the fixed pulley and is rotationally connected with the fixed pulley.

[0008] The connecting piece is a clamp, and the connecting piece includes a ring body, ear parts located at both ends of the ring body, the ring body wraps the pull rope, the connecting rod bottom has an extension, and the ear parts are fixed with the extension through a bolt assembly.

[0009] The bolt assembly includes a screw and a nut, and the threaded shaft of the screw is threadedly connected with the nut through the extension and the ear parts.

[0010] The metal rod bending force applying mechanism has the beneficial effects that: when the device is used, the worker only needs to pull the pull rope in a position to drive the force applying rod and rotate the bending wheel, complete the bending of metal rod, and the worker does not need to move around the bending wheel repeatedly, reduce the labor amount of worker. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the overhead structure schematic view of the utility model;

[0012] Fig. 2 It is the connecting piece installation structure schematic view of the utility model.

[0013] In the figure: bending wheel 1, limit wheel 2, force applying rod 3, connecting rod 4, fixed pulley assembly 6, extension 7, bolt assembly 8, ear 9, ring body 10, pull rope 11, connecting piece 12, fixed pulley 13, support frame 14. DETAILED DESCRIPTION

[0014] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0015] Referring to Figs. 1-2 A metal rod bending force applying mechanism for a bending machine, the bending machine comprising a bending wheel 1 and a limit wheel 2 mounted on a frame, the bending wheel 1 being provided with a force applying rod 3, the force applying mechanism comprising a plurality of fixed pulley assemblies 6 distributed circumferentially along the bending wheel 1, each fixed pulley assembly 6 comprising a fixed pulley 13 arranged vertically along an axis, the outer side of the fixed pulley 13 of each fixed pulley assembly 6 being provided with a pull rope 11, and the pull rope 11 being fixedly connected to the force applying rod 3.

[0016] The plurality of fixed pulley assemblies 6 are arranged around the bending wheel 1, preferably in a ring shape, so that the pull rope can apply force tangentially along the ring shape, which is beneficial to save labor. The pull rope 11 is wound around the outer side of the fixed pulley 13 of each fixed pulley assembly 6, and the pull rope 11 is connected to the force applying rod 3. In this way, the worker only needs to pull the pull rope at one position to drive the force applying rod 3 to rotate the bending wheel 1, thereby completing the bending of the metal rod. The worker does not need to move around the bending wheel repeatedly, thereby reducing the labor of the worker.

[0017] As a way of connecting the pull rope and the force applying rod, referring to Fig. 2 The force applying rod 3 is fixedly provided with a connecting rod 4 at the end thereof, the connecting rod 4 being located above the fixed pulley 13, and the pull rope 11 is fixedly connected to the connecting rod 4 through a connecting piece 12.

[0018] The fixed pulley assembly 6 comprises a support frame 14 fixed to the frame, the support frame 14 being located below the fixed pulley 13 and being rotatably connected to the fixed pulley 13.

[0019] The support frame 14 is located below the fixed pulley 13, and the connecting rod 4 is located above the fixed pulley 13, so as to avoid interference between the connecting rod 4 and the support frame 14 when the connecting rod 4 performs a circular motion.

[0020] As an implementation, the connecting piece 12 is a hoop, the connecting piece 12 comprises the ring body part 10, the ear part 9 at both ends of the ring body part 10, the ring body part 10 wraps the pull rope 11, the bottom of the connecting rod 4 has the extension part 7, and the ear part 9 is fixed with the extension part 7 through the bolt assembly 8. The pull rope 11 is fixed with the extension part 7 at the bottom of the connecting rod 4 through the hoop, the cost is very low, and the fixing is convenient.

[0021] The bolt assembly 8 comprises a screw, a nut, and a threaded shaft of the screw is screwed with the nut through the extension part 7 and the ear part 9.

[0022] The device is simple in use, labor-saving, low in manufacturing cost, practical and economical.

[0023] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can obtain technical solutions, concepts and designs according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, and the technical solutions, concepts and designs obtained by equivalent replacement or change should be covered in the protection scope of the present application.

Claims

1. A metal rod bending force applying mechanism for a bending machine, the bending machine comprising a bending wheel (1) and a limiting wheel (2) mounted on a frame, a force applying rod (3) being mounted on the bending wheel (1), characterized in that, The force applying mechanism comprises several groups of pulley assemblies (6) distributed circumferentially along the bending wheel (1), the pulley assemblies (6) comprise pulleys (13) arranged vertically along the axis, the pulleys (13) of the several groups of pulley assemblies (6) are provided with pull ropes (11) outside, the pull ropes (11) are fixedly connected with the force applying rod (3).

2. The metal rod bending force applying mechanism according to claim 1, characterized by The end of the force applying rod (3) is fixedly provided with a connecting rod (4), the connecting rod (4) is located above the pulley (13), the pull rope (11) is fixed with the connecting rod (4) through a connecting piece (12). And / or the pulley assembly (6) comprises a support frame (14) fixed with the rack, the support frame (14) is located below the pulley (13) and is rotationally connected with the pulley (13).

3. The metal rod bending force applying mechanism according to claim 2, wherein The connecting piece (12) is a clamp, the connecting piece (12) comprises a ring body (10) and ear portions (9) located at both ends of the ring body (10), the ring body (10) wraps the pull rope (11), the connecting rod (4) is provided with an extension (7) at the bottom, the ear portions (9) are fixed with the extension (7) through a bolt assembly (8).

4. The metal rod bending force applying mechanism according to claim 3, wherein The bolt assembly (8) comprises a screw and a nut, the threaded shaft of the screw passes through the extension (7) and the ear portions (9) and is threadedly connected with the nut.

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