Wire supporting mechanism
Technical Field
The invention belongs to the technical field of wire harness offline stranded wires, and particularly relates to a wire supporting mechanism.
Background
With the development of production technology, the requirements of wire harness processing enterprises on efficiency and quality are higher and higher, and the current twisting speed is generally 1000-2000 rpm for the wire harness twisting process; when the twisting speed reaches 5000 rpm, the wire harness can shake, irregularly flick and the like, and the efficiency and the quality are seriously affected.
Disclosure of Invention
Aiming at the phenomena that the wire harness shakes, irregularly shakes and the like under the condition of high twisting speed, the invention provides a wire supporting mechanism capable of improving stability in the twisting process.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
The wire holding mechanism comprises a conveying module and a wire holding module, wherein the wire holding module is arranged on a clamping plate of the conveying module and moves back and forth under the drive of the conveying module, the wire holding module comprises a wire holding mounting plate, a wire holding power assembly and a wire holding assembly are arranged on the outer end face of the wire holding mounting plate, and the wire holding assembly comprises a swing rod, a wire holding plate and a wire holding rod; the swing rod is hinged on the wire supporting mounting plate, the upper end of the swing rod is hinged with the wire supporting power assembly, the lower end of the swing rod is vertically connected with the wire supporting plate, and the front end of the wire supporting plate is hinged with the wire supporting rod.
The conveying module comprises a fixed bottom plate, a servo motor, a main synchronous pulley, a synchronous belt, a secondary synchronous pulley, a rotating shaft, a fixed block and a clamping plate; the fixed bottom plate and the fixed block are relatively arranged on the workbench, the servo motor is arranged on the fixed bottom plate, an output shaft of the servo motor is connected with the main synchronous pulley, the rotating shaft is arranged on the fixed block, the auxiliary synchronous pulley is arranged on the rotating shaft and rotates on the rotating shaft, the synchronous belt is sleeved between the main synchronous pulley and the auxiliary synchronous pulley, the clamping plate is arranged on the synchronous belt, and the wire supporting mounting plate is arranged on the clamping plate.
The wire holding power assembly comprises a wire holding fixed block, a wire holding connecting plate, a wire holding cylinder and a connecting joint; the wire holding fixing plate is fixed on the wire holding mounting plate, the wire holding connecting plate is hinged on the wire holding fixing plate, the end part of the cylinder body of the wire holding cylinder is fixed on the wire holding connecting plate, the piston rod of the wire holding cylinder is connected with the connecting joint, and the connecting joint is hinged with the swing rod.
In order to ensure that the wire supporting module can linearly travel, the rear end face of the wire supporting mounting plate is provided with a sliding groove, the sliding groove is arranged on a guide sliding rail, and the guide sliding rail is arranged on a workbench.
The wire holding assembly is arranged on the wire holding mounting plate which moves along with the walking belt, the position of the wire holding assembly can be changed to adapt to different wire lengths and twisting, and the wire holding assembly enables the wire holding rod to be attached to the wire bundle under the action of the wire holding power assembly to a certain extent, so that the wire bundle is equivalent to the supporting effect of the wire bundle, the wire bundle can not shake, irregularly flick and the like any more, the twisting efficiency and stability of equipment are ensured, and the problems of shaking, irregularly flicking and the like in the high-speed twisting process are solved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of a transport module according to the present invention.
FIG. 3 is a schematic diagram of a wire-holding module according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
A wire holding mechanism is shown in fig. 1 and comprises a conveying module a and a wire holding module b, wherein the wire holding module b is arranged on a clamping plate 12 of the conveying module a and moves back and forth under the drive of the conveying module a.
The conveying module a, as shown in fig. 2, comprises a fixed bottom plate 1, a servo motor 2, a main synchronous pulley 5, a synchronous belt 6, a secondary synchronous pulley 9, a rotating shaft 10, a fixed block 11 and a clamping plate 12; the fixed bottom plate 1 and the fixed block 11 are relatively arranged on a workbench, the servo motor 2 is arranged on the fixed bottom plate 1, an output shaft of the servo motor 2 is connected with the main synchronous pulley 5 after passing through the speed reducer 3, the rotating shaft 10 is arranged on the fixed block 11, the auxiliary synchronous pulley 9 is arranged on the rotating shaft 10 and rotates on the rotating shaft 10, the synchronous belt 6 is sleeved between the main synchronous pulley 5 and the auxiliary synchronous pulley 9, the clamping plate 12 is arranged on the synchronous belt 6, and the wire supporting mounting plate 19 is arranged on the clamping plate 12 through the supporting plate 17.
The clamping plate 12 is composed of an upper pressing plate 7 and a lower pressing plate 8, the upper pressing plate 7 is arranged on the upper end face of the synchronous belt 6, the lower pressing plate 8 is arranged on the lower end face of the synchronous belt 6, and the synchronous belt 6 is fixed and clamped between the upper pressing plate and the lower pressing plate through bolts so as to move along with the synchronous belt 6.
The wire holding module b, as shown in fig. 3, comprises a wire holding mounting plate 19, and a wire holding power assembly and a wire holding assembly are mounted on the outer end surface of the wire holding mounting plate 19.
The wire holding power assembly comprises a wire holding fixed block 14, a wire holding connecting plate 15, a wire holding cylinder 16 and a connecting joint 18; the line holding fixed plate 14 is fixed on the line holding mounting plate 19, the line holding connecting plate 15 is hinged on the line holding fixed plate 14, the cylinder body end of the line holding cylinder 16 is fixed on the line holding connecting plate 15, the piston rod of the line holding cylinder 16 is connected with the connecting joint 18, and the connecting joint 18 is hinged with the swing rod 21.
The wire supporting assembly comprises a swinging rod 21, a wire supporting plate 22 and a wire supporting rod 23; the swing rod 21 is hinged on the wire supporting mounting plate 19, the upper end of the swing rod 21 is hinged with the wire supporting power assembly, the lower end of the swing rod 21 is vertically connected with the wire supporting plate 22, and the front end of the wire supporting plate 22 is hinged with the wire supporting rod 23.
In order to prevent the swing rod 21 from falling off from the hinge shaft, a cover plate 20 is covered at the hinge joint of the swing rod 21 and the supporting wire mounting plate 19, the upper end of the swing rod 21 is hinged with the connecting joint 18 by penetrating through the cover plate 20, one end of the hinge shaft of the swing rod 21 and the supporting wire mounting plate 19 is arranged on the supporting wire mounting plate 19, and one end is arranged on the cover plate 20.
In order to ensure that the wire holding module can linearly travel, the rear end face of the wire holding mounting plate 19 is provided with a sliding groove, the sliding groove is mounted on a guide sliding rail, and the guide sliding rail is mounted on a workbench.
The servo motor 2 drives the main synchronous pulley 5 to rotate after being decelerated by the speed reducer 3, and the main synchronous pulley 5 drives the auxiliary synchronous pulley 9 to rotate under the action of the synchronous belt 6, so that the clamping plate 12 on the synchronous belt 6 moves along with the synchronous belt 6, and the wire supporting modules arranged on the clamping plate 12 move together to adapt to wire harnesses with different stranding lengths. When the wire harness is stranded to a certain extent, the stranding cylinder 16 acts, the swing rod 21 is driven to swing around the hinge shaft under the action of the connecting joint 18, the swing of the swing rod 21 is converted into the forward and backward movement of the wire holding plate 22, the movement of the wire holding plate 22 enables the contact and the separation of the wire holding rod 23 and the wire harness, and the wire holding rod 23 has a holding force on the wire harness after the contact of the wire holding rod 23 and the wire harness, so that the shaking and the swinging of the wire harness can be prevented.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.