Automatic steel wire polishing equipment and polishing method

Abstract

The invention discloses automatic steel wire polishing equipment which comprises a first tension air cylinder, a second tension air cylinder, a rotating air cylinder, a first brake cable, a second brake cable, a driving chain wheel, a driven chain wheel, an upper clamping rod, a lower clamping rod, a first reset spring, a second reset spring and a driven chain wheel base. The inner ring of the driven chain wheel is provided with a through hole and a reset spring to connect the upper clamping rod and the lower clamping rod, the clamping rods are connected to the first tension air cylinder and the second tension air cylinder through brake cables respectively, the driving chain wheel is installed on the rotating air cylinder through key connection, and the driven chain wheel is installed on the driven chain wheel base through pivotal bearing connection. The two chain wheels are connected through a transmission chain. The tension cylinder executes the opening and closing motion of the clamping rod, the rotating cylinder drives the driven chain wheel to execute the grinding motion of the clamping rod, the pressure of the clamping rod is stable and controllable when a steel wire is ground, the grinding speed is increased, the grinding efficiency is improved, and the beneficial effects of being long in service life, high in working efficiency and stable in operation are achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of grinding, and in particular relates to an automatic steel wire grinding device. Background Art

[0002] Wire grinding device: During the processing and welding of steel wire, raised oxides or weld nodules will appear on its surface, which need to be cleaned and polished for subsequent processing, and then a grinding mechanism will be needed for grinding.

[0003] The existing wire grinding device has the characteristics of low grinding efficiency and uncontrollable pressure during the grinding process, and cannot effectively simulate the process of manual wire grinding. Therefore, an automatic wire grinding equipment is proposed to solve the above problems. Summary of the invention

[0004] In view of the above problems, the present invention provides an automatic wire grinding device, which has the characteristics of long service life, high working efficiency and stable operation.

[0005] To achieve the above object, the technical solution adopted by the present invention is:

[0006] A wire automatic grinding device, the wire grinding device includes a first tension cylinder, a second tension cylinder and a rotating cylinder, the output end of the rotating cylinder is equipped with a driving sprocket, the driving sprocket is connected to the driven sprocket through a chain, the driven sprocket is rotatably installed on the driven sprocket base, a circular through hole is opened inside the driven sprocket, the upper surface of the upper clamping rod is connected to the upper side of the circular through hole through a first return spring, one end of the upper clamping rod is hinged to the right side of the circular through hole, the lower surface of the lower clamping rod is connected to the lower side of the circular through hole through a second return spring, one end of the lower clamping rod is hinged to the left side of the circular through hole, and through holes are opened on both the upper clamping rod and the lower clamping rod.

[0007] Furthermore, one end of the first brake wire is connected to the output end of the first tension cylinder, and the other end passes through the through hole on the upper clamping rod and is fixed to the upper surface of the lower clamping rod; one end of the second brake wire is connected to the output end of the second tension cylinder, and the other end passes through the through hole on the lower clamping rod and is fixed to the lower surface of the upper clamping rod; an upper grinding head is fixedly installed on the lower surface of the upper clamping rod, and a lower grinding head is fixedly installed on the lower surface of the lower clamping rod; and semicircular grooves are provided on the upper grinding head and the lower grinding head.

[0008] An automatic wire grinding method. When the wire to be ground enters a device, a first tension cylinder and a second tension cylinder are extended, and a piston drives a first brake line and a second brake line to make an upper clamping rod and a lower clamping rod move toward each other, and contact the wire through grooves on an upper grinding head and a lower grinding head. Then, a rotating cylinder drives an external air source to make a driving sprocket rotate forward and reversely, and drives a driven sprocket to rotate forward and reversely through a chain. The upper grinding head and the lower grinding head grind the wire under the drive of the driven sprocket.

[0009] After grinding, the driven sprocket returns to the initial position, the pistons of the first tension cylinder and the second tension cylinder retract, the first brake wire and the second brake wire relax, and the upper clamping rod and the lower clamping rod are away from the steel wire under the action of the first return spring and the second return spring, and the steel wire can be withdrawn or enter the next processing step.

[0010] The beneficial effects of the present invention are:

[0011] Grinding is performed through the rotating motion of the grinding chuck, which is similar to the manual grinding method and improves the efficiency of wire grinding. The chuck pressure can be adjusted during the grinding process to effectively control the surface grinding quality. The overall operation of the mechanism is simple and the reliability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Is the axonometric drawing of the mechanism

[0013] Figure 2 It is a partial front view of the mechanism

[0014] Figure 3 This is the front view of the device when the grinding chuck is opened

[0015] Figure 4 This is the front view of the device when the grinding chuck is closed DETAILED DESCRIPTION

[0016] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0017] A wire automatic grinding device, the wire grinding mechanism includes a first tension cylinder 1, a second tension cylinder 2 and a rotating cylinder 3, the output end of the rotating cylinder 3 is equipped with a driving sprocket 5, the driving sprocket 5 is connected to a driven sprocket 6 through a chain, the driven sprocket 6 is rotatably installed on a driven sprocket base 10, a circular through hole is opened inside the driven sprocket 6, the upper surface of an upper clamping rod 7 is connected to the upper side of the circular through hole through a first return spring 15, one end of the upper clamping rod 7 is hinged to the right side of the circular through hole, the lower surface of a lower clamping rod 8 is connected to the lower side of the circular through hole through a second return spring 9, one end of the lower clamping rod 8 is hinged to the left side of the circular through hole, and through holes are opened on both the upper clamping rod 7 and the lower clamping rod 8.

[0018] One end of the first brake wire 4 is connected to the output end of the first tension cylinder 1, and the other end passes through the through hole on the upper clamping rod 7 and is fixed to the upper surface of the lower clamping rod 8. One end of the second brake wire 16 is connected to the output end of the second tension cylinder 2, and the other end passes through the through hole on the lower clamping rod 8 and is fixed to the lower surface of the upper clamping rod 7. An upper grinding head 17 is fixedly installed on the lower surface of the upper clamping rod 7, and a lower grinding head 18 is fixedly installed on the lower surface of the lower clamping rod 8. Semicircular grooves are provided on the upper grinding head 17 and the lower grinding head 18.

[0019] Working principle: When the steel wire to be polished enters the device, the first tension cylinder 1 and the second tension cylinder 2 are extended, and the piston drives the first brake line 4 and the second brake line 16 to make the upper clamping rod 7 and the lower clamping rod 8 move toward each other, and the grooves on the upper polishing head 17 and the lower polishing head 18 contact the steel wire. Then, the rotating cylinder 3 drives the driving sprocket 5 forward and reverse under the drive of the external air source, and drives the driven sprocket 6 to rotate forward and reverse through the chain. The upper polishing head 17 and the lower polishing head 18 polish the steel wire under the drive of the driven sprocket 6.

[0020] After grinding, the driven sprocket 6 returns to the initial position, the pistons of the first tension cylinder 1 and the second tension cylinder 2 retract, the first brake line 4 and the second brake line 16 are relaxed, and the upper clamping rod 7 and the lower clamping rod 8 are separated from the steel wire under the action of the first return spring 15 and the second return spring 9, and the steel wire can be withdrawn or enter the next processing step.

[0021] The pressure between the upper grinding head 17 and the lower grinding head 18 is determined by the first tension cylinder 1 and the second tension cylinder 2, which is easy to adjust and has stability, thereby realizing stable and controllable grinding process. The rotating cylinder 3 drives the driven sprocket 6 to rotate reciprocatingly to perform grinding motion, thereby increasing the grinding speed and improving the grinding efficiency. Therefore, the present invention has the characteristics of long service life, high working efficiency and stable operation.

[0022] The above is only a preferred embodiment of the present invention. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A steel wire automatic grinding device, characterized in that: The wire grinding equipment comprises a first tension cylinder (1), a second tension cylinder (2) and a rotary cylinder (3), an output end of the rotary cylinder (3) is provided with a driving sprocket (5), the driving sprocket (5) is connected to a driven sprocket (6) through a chain, the driven sprocket (6) is rotatably installed on a driven sprocket base (10), a circular through hole is provided inside the driven sprocket (6), the upper surface of an upper clamping rod (7) is connected to the upper side of the circular through hole through a first return spring (15), one end of the upper clamping rod (7) is hinged to the right side of the circular through hole, the lower surface of a lower clamping rod (8) is connected to the lower side of the circular through hole through a second return spring (9), one end of the lower clamping rod (8) is hinged to the left side of the circular through hole, and through holes are provided on both the upper clamping rod (7) and the lower clamping rod (8).

2. The automatic wire grinding equipment according to claim 1, characterized in that: One end of the first brake wire (4) is connected to the output end of the first tension cylinder (1), and the other end passes through the through hole on the upper clamping rod (7) and is fixed to the upper surface of the lower clamping rod (8); one end of the second brake wire (16) is connected to the output end of the second tension cylinder (2), and the other end passes through the through hole on the lower clamping rod (8) and is fixed to the lower surface of the upper clamping rod (7); an upper grinding head (17) is fixedly installed on the lower surface of the upper clamping rod (7), and a lower grinding head (18) is fixedly installed on the lower surface of the lower clamping rod (8); and semicircular grooves are provided on the upper grinding head (17) and the lower grinding head (18).

3. An automatic wire grinding method, wherein the grinding device is based on the grinding mechanism according to any one of claims 1 to 2, characterized in that: When the steel wire to be polished enters the device, the first tension cylinder (1) and the second tension cylinder (2) are extended, and the piston drives the first brake line (4) and the second brake line (16) to move the upper clamping rod (7) and the lower clamping rod (8) toward each other, and the upper polishing head (17) and the lower polishing head (18) contact the steel wire through the grooves on the upper polishing head (17) and the lower polishing head (18), and then the rotating cylinder (3) drives the driving sprocket (5) to rotate forward and reverse under the drive of the external air source, and drives the driven sprocket (6) to rotate forward and reverse through the chain, and the upper polishing head (17) and the lower polishing head (18) polish the steel wire under the drive of the driven sprocket (6); After grinding is completed, the driven sprocket (6) returns to the initial position, the pistons of the first tension cylinder (1) and the second tension cylinder (2) retract, the first brake line (4) and the second brake line (16) are relaxed, and the upper clamping rod (7) and the lower clamping rod (8) are moved away from the steel wire under the action of the first return spring (15) and the second return spring (9), and the steel wire can be withdrawn or enter the next processing step.

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