Disclosure of Invention
In order to solve the problems, the invention provides a batch quick bending device for wire harnesses, which is used for solving the problems in the background art.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: the utility model provides a pencil is quick bending device in batches, includes the workstation, be equipped with on the workstation and be used for the fashioned forming mechanism of bending of pencil bending and be used for the shaping pencil of bending to carry out the jacking shedding mechanism of unloading.
The bending forming mechanism comprises a bending driving assembly, the bending driving assembly comprises two sliding plates which are arranged in a horizontal relative sliding driving mode, bending force application pieces are arranged on the plate surfaces of the two sliding plates, when the two sliding plates relatively slide to be in a closest state, the bending force application pieces on one sliding plate and the bending force application pieces on the other sliding plate are distributed at intervals in an equidistant mode on the same horizontal straight line direction perpendicular to the moving direction of the sliding plates.
The workbench is provided with a plurality of forming guide blocks, the forming guide blocks are uniformly distributed in the linear direction of the bending force application parts on the two sliding plates in the same linear distribution state, and when the bending force application parts are uniformly distributed in the same linear distribution state, any bending force application part is uniformly distributed between two adjacent forming guide blocks; the forming guide block comprises a rotating shaft vertically and rotatably installed on the workbench through a bearing and a -shaped base fixed at the top end of the rotating shaft.
Preferably, the bending force application member comprises two vertically rotatably mounted clamping rollers, and the two clamping rollers are relatively movable and adjustable in the sliding direction along the sliding plate.
Preferably, the jacking unloading mechanism comprises a travel bracket which is positioned at the bottom of the workbench and is arranged in a lifting driving way, and a plurality of spline shafts which are arranged in one-to-one correspondence with a plurality of forming guide blocks are vertically and rotatably arranged on the upper end surface of the travel bracket through bearings; the rotating shaft is of a hollow pipe structure; the spline shaft is vertically and slidably arranged in the rotating shaft in a spline fit mode and penetrates through the -shaped base; the inner end face of the -shaped base is provided with a groove, the top end of the spline shaft is horizontally fixed with a jacking plate, and when the jacking plate is located at the lowest height, the jacking plate is located in the groove.
Preferably, the bending force application member further comprises a sliding base fixed on the surface of the sliding plate, the sliding base is horizontally and rotatably provided with a bidirectional screw rod, and the bidirectional screw rod axially extends along the sliding direction of the sliding plate; the sliding base is horizontally and relatively slidably provided with two roller seats, and the two roller seats are in one-to-one corresponding threaded connection with the two threaded sections of the bidirectional screw rod; the two clamping rollers are rotatably arranged on the two roller seats in a one-to-one correspondence manner through bearings.
Preferably, the sliding base is provided with a lower supporting platform, and when the jacking plate is in the lowest height state, the upper end face of the jacking plate is flush with the upper end face of the lower supporting platform.
Preferably, the bending driving assembly further comprises two guide rails fixed on the table surface of the workbench, and the two sliding plates are slidably arranged between the two guide rails; the horizontal driving cylinder is fixed on the workbench, the output end of the driving cylinder is fixed with a hinged end head, and driving connecting rods are hinged at two ends between the hinged end head and the two sliding plates.
Preferably, two inner side walls of the -shaped base are respectively provided with a spacing cotton layer.
Preferably, the top end of the clamping roller is provided with a chamfer.
The technical scheme has the following advantages or beneficial effects: the invention provides a batch quick bending device for wire harnesses, which is characterized in that force application and bending are carried out on the wire harnesses through a bending forming mechanism, and auxiliary guide forming is carried out when the wire harnesses are bent through a plurality of forming guide blocks matched with the bending forming mechanism, so that batch integrated quick bending forming can be carried out on the wire harnesses, namely, the prefabricated bending forming can be carried out on the bent wire harness structure with a standard structure required by part of the wire harnesses, the temporary bending operation of a manual part can be replaced, the temporary cutting and the taking along with the use can be carried out when manual wiring is carried out, the flexibility and the convenience of the use of the wire harnesses are improved, and the wiring efficiency of the wire harness assembly is improved; in addition, the wire harness bending machine is also provided with a jacking unloading mechanism in a matching way, and the wire harness bending machine can replace manual labor to automatically and rapidly unload after the wire harness bending is completed.
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 making any inventive effort, are intended to be within the scope of the invention.
In order that those skilled in the art will better understand the present invention, the following description will be given in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 2, 4 and 6, the batch rapid bending device for the wire harnesses comprises a workbench 1, wherein a bending forming mechanism 2 for bending and forming the wire harnesses and a jacking unloading mechanism 4 for unloading the bent and formed wire harnesses are assembled on the workbench 1. The wire harness is a wiring member for connecting electrical devices in a circuit, and in the present invention, the wire harness mainly refers to a wire harness wire, and is simply referred to as a wire harness.
As shown in fig. 1, 2 and 4, the bending forming mechanism 2 comprises a bending driving assembly 21, wherein the bending driving assembly 21 comprises two guide rails 211 welded on the surface of the workbench 1 and two sliding plates 212 horizontally and relatively slidably arranged between the two guide rails 211; the bottom end of the workbench 1 is horizontally fixed with a driving air cylinder 213 through a bolt, the driving air cylinder 213 is centrally arranged between the two sliding plates 212, the telescopic direction of the driving air cylinder 213 is vertically arranged relative to the guide rail 211, the output end of the driving air cylinder 213 is fixedly provided with a hinged end 214 through a bolt, two ends of the hinged end 214 and the two sliding plates 212 are hinged with a driving connecting rod 215, obviously, when the output rod of the driving air cylinder 213 is started to shrink, the two sliding plates 212 are pushed to synchronously slide back along the two guide rails 211 through the two driving connecting rods 215, and conversely, when the output rod of the driving air cylinder 213 stretches out, the two sliding plates 212 are correspondingly close to slide.
As shown in fig. 1, 2 and 4, the plate surfaces of the two sliding plates 212 are each provided with a bending force application member 22, when the two sliding plates 212 slide relatively to the closest state, in this embodiment, when the output rod of the driving cylinder 213 reaches the maximum extension amount, the bending force application members 22 on one sliding plate 212 and the bending force application members 22 on the other sliding plate 212 are distributed at equal intervals in the same horizontal straight line direction perpendicular to the moving direction of the sliding plate 212, that is, the bending force application members 22 in odd numbers among all the bending force application members 22 in the same straight line distribution direction are distributed on one sliding plate 212, and the bending force application members 22 in even numbers are distributed on the other sliding plate 212.
As shown in fig. 1, 2, 3 and 7, the bending force application member 22 comprises a sliding base 221 fixed on the plate surface of the sliding plate 212 through bolts, a lower supporting platform 2211 is arranged on the sliding base 221, a bidirectional screw 222 is horizontally rotatably arranged on the sliding base 221, and the bidirectional screw 222 axially slides along the sliding direction of the sliding plate 212; two roller seats 223 are horizontally and relatively slidably arranged on the sliding base 221, and the two roller seats 223 are in one-to-one corresponding threaded connection with two threaded sections of the bidirectional screw rod 222; the two roller seats 223 are vertically and rotatably provided with clamping rollers 224 through bearings. The wire harness to be bent and formed is placed between the two clamping rollers 224, when the wire harnesses with different diameters are bent, each bending force application member 22 can be sequentially adjusted, the gap between the two clamping rollers 224 is adjusted by rotating the bidirectional screw 222, the gap between the two clamping rollers 224 can be adjusted to be in contact with the wire harness placed between the two clamping rollers, the two clamping rollers 224 are not required to clamp the wire harness, the top ends of the clamping rollers 224 are chamfered, and a plurality of batches of wire harnesses can be sequentially placed between the two clamping rollers 224 due to the fact that the axial direction of the clamping rollers 224 is long, and one wire harness positioned at the lowest position is placed on the lower supporting platform 2211.
As shown in fig. 1, 2, 3 and 5, the workbench 1 is provided with a plurality of forming guide blocks 3, the plurality of forming guide blocks 3 are uniformly distributed in the linear direction of the bending force application members 22 on the two sliding plates 212 in the same linear distribution state, and when the bending force application members 22 are in the same linear distribution, any bending force application member 22 is uniformly distributed between the two adjacent forming guide blocks 3; the forming guide block 3 comprises a rotating shaft 31 vertically rotatably mounted on the workbench 1 through a bearing and a -shaped base 32 welded at the top end of the rotating shaft 31, and a clearance gap 2121 for avoiding the rotating shaft 31 to mount the bearing is arranged on the sliding plate 212, and the clearance gap 2121 is semicircular.
During the bending forming process, the bending force applying member 22 will act on the bent corner position in the formed wire harness as in fig. 8 or 9, and the plurality of forming guide blocks 3 will cooperate with the plurality of bending force applying members 22 for bending auxiliary forming, and the forming guide blocks 3 will act on the wire harness segment between two adjacent corner point positions in the formed wire harness as in fig. 8 or 9. The wire harness to be bent is placed in the inner groove of the -shaped base 32, and because the inner groove of the -shaped base 32 has a certain longitudinal depth, the wire harness bending device is also suitable for sequentially placing a plurality of wire harnesses in batches, and different from the active adjustment of the bending force application piece 22 for the wire harnesses with specific diameters, the two inner side walls of the -shaped base 32 are respectively provided with the spacing cotton layers 322, and the wire harnesses with different diameters are adaptively and flexibly spacing through the two spacing cotton layers 322.
Before bending, the coiled wire bundle can be cut off in advance according to a certain required length specification, so that the wire bundle is bent in the form of a wire bundle section. During bending, firstly, the wire harness material is placed, before the wire harness material is placed, all bending force application pieces 22 are adjusted to be in a position state of being in the same straight line with the forming guide blocks 3, as the forming guide blocks 3 are rotatably installed, one wire harness can be placed firstly, the wire harness is located between two clamping rollers 224 of each bending force application piece 22 and is located in an inner groove of each forming guide block 3, all the forming guide blocks 3 are in the same setting state through the placement of the first wire harness, then a plurality of wire harnesses are sequentially placed, then a bending driving assembly 21 is started, the bending force application pieces 22 on the two sliding plates 212 are in a dislocation separation state through the backward sliding of the two sliding plates 212, the wire harnesses are driven to bend and deform through the bending force application pieces 22, the bending angle is gradually reduced along with the gradual separation of the two sliding plates 212, the two ends of the wire harness synchronously move towards the middle to shrink, the force application contact point of the wire harness is also in dynamic change, in the bending process, the forming guide blocks 3 are in the same setting state along with the placement of the first wire harness, then the bending force application pieces are sequentially placed into the bending angle, the bending angle of the wire harness is synchronously changed along with the deflection section between the two adjacent bending corner positions, the two wire harnesses are in the bending angle change, the bending angle is correspondingly, the bending angle between the two wire harnesses is in the bending angle between the two sliding plates 212 is synchronously controlled, and the bending angle is in the bending angle between the two bending plates is in a specified state, and the bending angle is synchronously, and the bending angle between the two wire harness is in the bending plate 212 is in a state and the line between the bending plate is in a state and a line between the bending plate and has a corresponding line between the bending line. In the whole bending process, the wire harnesses put in batches can be subjected to rapid synchronous bending forming, batch synchronous single-time bending forming can be realized, and the processing efficiency is greatly improved.
As shown in fig. 2, 3, 4, 5 and 6, the jacking discharging mechanism 4 comprises two jacking cylinders 41 vertically fixed on the workbench 1 through bolts and a stroke bracket 42 arranged at the bottom of the workbench 1, wherein a plurality of spline shafts 43 which are arranged in one-to-one correspondence with the plurality of forming guide blocks 3 are vertically rotatably arranged on the upper end surface of the stroke bracket 42 through bearings; the rotating shaft 31 is of a hollow tube structure; the spline shaft 43 is vertically and slidably installed in the rotating shaft 31 in a spline fit manner and penetrates through the -shaped base 32, and because the spline shaft 43 is rotatably installed by adopting a bearing, the spline shaft 43 synchronously rotates along with the forming guide block 3 when the forming guide block 3 rotates; the inner end surface of the -shaped base 32 is provided with a groove 321, the top end of the spline shaft 43 is horizontally fixed with a jacking plate 44 by bolts, when the jacking plate 44 is located at the lowest height, the jacking plate 44 is located in the groove 321, and the upper end surface of the jacking plate 44 is flush with the upper end surface of the lower supporting platform 2211, so that when a wire harness is placed in the inner groove of the molded guide block 3, the wire harness located at the lowest position will fall on the jacking plate 44.
In order to avoid the trouble of manual unloading and avoid deformation of the formed wire harness during the taking of the manual unloading, after the bending forming processing is completed, the lifting unloading mechanism 4 can automatically unload the wire harness, specifically, the two lifting cylinders 41 are synchronously started to drive the stroke brackets 42 to lift, the stroke brackets 42 synchronously drive the spline shafts 43 to slide upwards along the rotating shafts 31 at the respective positions, and the batch wire harness is driven by the lifting plates 44 to be ejected upwards from the space between the clamping rollers 224 and the inner groove of the forming guide block 3, so that the unloading is completed.
The device provided by the invention can bend the wire harness into the wire harness material with the continuous multi-section bending structure shown in fig. 8, namely, the wire harness material is subjected to pre-bending forming, when the wire harness is actually assembled and used, the H section or L section of the wire harness shown in fig. 9 can be cut for use according to the needs, and the cut section can be in other forms, so that the flexibility and convenience in use of the wire harness are greatly improved. It should be noted that, the H segment and the L segment shown in fig. 9 represent only a wire harness segment structure, and are obtained in a segment-by-segment manner in order to avoid waste of materials during actual interception; in addition, the device provided by the invention only performs the prefabrication bending processing on the wire harness with the continuous bending structure as shown in fig. 8, can partially replace manual temporary bending operation on the wire harness, and can also obtain the bending wire harnesses with other types of structures in advance through other corresponding bending processing devices.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The preferred embodiments of the present invention have been described above. It is to be understood that the invention is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art will make many possible variations and modifications, or adaptations to equivalent embodiments without departing from the technical solution of the present invention, which do not affect the essential content of the present invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.