Disc type wire harness inserting device

Abstract

The utility model belongs to the technical field of coil inserting devices, and particularly relates to a disc type wire harness coil inserting device which comprises a supporting base, a rotating base plate, a top frame and a winding shaft column, a side plate frame is installed on one side of the rotating base plate, two rotating rods are rotationally connected to the inner wall of the side plate frame, and the two rotating rods are symmetrically distributed in position; the top ends of the two rotating rods are each provided with a wire wheel, the two wire wheels make contact with each other, the side walls of the two wire wheels are each provided with an annular air bag, and the two annular air bags make contact with each other; through cooperative use of the ratchet wheel and the wedge plate, after a wire harness is cut off, the rotating rod and the wire wheel can be prevented from rotating reversely, so that a wire end cannot contract towards the position of a wire coil on the rotating chassis, automatic loop limiting is completed, the wire coil is prevented from loosening, the accuracy of the number of rotating turns of a disc is guaranteed, the defective rate is reduced, and the production efficiency is improved; and the annular air bag is adjusted to expand to different degrees so as to adapt to wire harnesses with different sizes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of offline device, concretely relates to a disc type wire harness offline device. BACKGROUND

[0002] In the wire harness production process, the disc type wire harness offline device as a kind of equipment that can be cut according to certain length and specification from wire reel, has been widely applied.The working principle of the existing disc type wire harness offline device is as follows: when wire harness is pulled out, disc rotates under stress, according to the length required to be pulled out, control system calculates the number of turns that disc needs to rotate, when wire harness is put out to the length set, disc stops rotating under limiting mechanism, at the same time, cutting device will automatically cut wire harness, so that wire harness segment meeting the requirement length is obtained.

[0003] However, in actual use process, the existing disc type wire harness offline device has some obvious defects.When wire harness is cut, the end of wire is prone to falling off.Once the end of wire falls off, wire harness originally wound on wire reel will lose restraint, and then lead to wire reel loose.Wire reel loose not only makes subsequent wire harness arrangement become disorganized, but also causes interference to accurate calculation of disc rotation turns, directly influences accurate judgment of subsequent offline wire harness length, increases defective rate, reduces production efficiency and increases production cost.In addition, since the size of wire harness is different, when wire harness of different specifications is offline, the existing clamp is difficult to adapt to the size of various wire harnesses, often needs to be replaced to meet the demand, and frequent replacement of clamp not only increases the work burden of operator, but also further influences work efficiency. UTILITY MODEL CONTENTS

[0004] The utility model provides a disc type wire harness offline device, has the characteristics that the end of wire is prone to loose when cutting and size replacement flexibility is insufficient.

[0005] The utility model provides following technical scheme: including support base, rotary base, roof rack and winding shaft column, rotary base one side is installed with side plate frame, two rotary rods are rotatably connected in the inner wall of side plate frame, two rotary rods are symmetrically distributed in position, two wire wheels are installed in the top of two rotary rods, two wire wheels are in contact with each other, two annular air bags are installed on the side wall of two wire wheels, two annular air bags are in contact, one rotary rod side wall is installed with ratchet wheel, and one side of ratchet wheel is connected with wedge plate, one side of wedge plate is slidably connected with L type fixed plate, L type fixed plate is installed in the top of side plate frame, reset spring is installed between L type fixed plate and wedge plate.

[0006] Two rotating rods are arranged on the bottom end of the side plate frame, and the rotating rods are connected with the side plate frame through the transmission gear.

[0007] Two transmission gears are arranged on the inner wall of the bottom groove.

[0008] A protective cover is arranged on the top end of the side plate frame, and the ratchet gear, the wedge plate, the L-shaped fixed plate and the reset spring are arranged in the protective cover.

[0009] Two inflation pipes are arranged on the top end of the wire wheel, a piston rod is slidably connected to the inner wall of the inflation pipe, a plurality of air holes are arranged on the wire wheel and are in communication with the inner space of the inflation pipe.

[0010] A screw rod is rotatably connected to the top of the inflation pipe, and the screw rod is threadedly connected to the inner wall of the piston rod.

[0011] The inflation pipe is provided with a clearance hole on both sides, and the clearance hole is in position corresponding to the piston rod.

[0012] The beneficial effects of the utility model are: through the cooperation of the ratchet gear and the wedge plate, after cutting the wire harness, the rotating rod and the wire wheel can be prevented from rotating in reverse direction, so that the wire head cannot be retracted to the wire disc position on the rotating bottom disc, and the automatic loop limiting is completed, the wire disc is prevented from loosening, the accuracy of the rotating disc number is ensured, the defective rate is reduced, and the production efficiency is improved; different sizes of wire harness are used by adjusting the expansion degree of the annular air bag.

[0013] The parts not involved in the device are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model discloses a three-dimensional structure schematic diagram Figure 1 ;

[0015] Figure 2 For Figure 1 The utility model discloses an enlarged schematic diagram of A part in the utility model;

[0016] Figure 3 The utility model discloses a three-dimensional structure schematic diagram Figure 2 ;

[0017] Figure 4 The utility model discloses a three-dimensional enlarged structure schematic diagram of rotating rod and other components in the utility model.

[0018] In the figure: 1, support base; 2, rotating base; 21, top frame; 22, winding shaft column; 3, side plate frame; 31, bottom groove; 32, cross plate; 33, protective cover; 4, rotating rod; 41, line wheel; 411, air hole; 42, annular air bag; 43, ratchet gear; 44, wedge plate; 45, L-shaped fixed plate; 46, reset spring; 47, transmission gear; 5, inflation pipe; 51, piston rod; 52, screw rod; 53, clearance hole. DETAILED DESCRIPTION

[0019] Please refer to Figures 1-4 The utility model provides the following technical scheme: including support base 1, rotating base 2, top frame 21 and winding shaft column 22, one side of rotating base 2 is installed with side plate frame 3, two rotating rods 4 are rotatably connected in the inner wall of side plate frame 3, two rotating rods 4 are symmetrically distributed, two rotating rods 4 top all are installed with line wheel 41, two line wheels 41 are in contact, two line wheels 41 lateral wall all are installed with annular air bag 42, two annular air bags 42 are in contact, one rotating rod 4 lateral wall is installed with ratchet gear 43, and ratchet gear 43 one side is clamped and is connected with wedge plate 44, and wedge plate 44 one side is slidably connected with L-shaped fixed plate 45, and L-shaped fixed plate 45 is installed in top end of side plate frame 3, and L-shaped fixed plate 45 and wedge plate 44 between installation have reset spring 46.

[0020] In the embodiment: support base 1 bears rotating base 2 and other components, rotating base 2, top frame 21 and winding shaft column 22 constitute the winding disc of whole, so that the wire harness can be wound on its lateral wall, side plate frame 3 is fixed on one side of support base 1 and supports two rotating rods 4, two rotating rods 4 guide and limit wire harness through line wheel 41 on top, annular air bag 42 is in the recessed area of line wheel 41 side edge, annular air bag 42 outside has high friction, so that annular air bag 42 can increase stability when being in contact with wire harness, when wire harness is pulled out, wire harness drives rotating base 2 to rotate, simultaneously, wire harness drives two annular air bags 42 to rotate, annular air bag 42 and line wheel 41 rotate synchronously, line wheel 41 drives rotating rod 4 and ratchet gear 43 to rotate, when ratchet gear 43 rotates, it is contacted with the inclined surface of wedge plate 44, and will not be hindered and limited by it, L-shaped fixed plate 45 is supported by side plate frame 3, when wire harness is cut off, the line head part of wire harness is clamped by two annular air bags 42, wedge plate 44 blocks ratchet gear 43, L-shaped fixed plate 45 pushes wedge plate 44 through reset spring 46, so that wedge plate 44 can advance to the direction of ratchet gear 43, wedge plate 44 blocks ratchet gear 43 and rotates, prevents rotating rod 4 and line wheel 41 from rotating reversely, so that the line head cannot shrink to the wire disc position on rotating base 2, and then automatic loop limiting is completed, prevents wire disc loose, guarantees the accuracy of disc rotating turns, reduces the rate of defective products, improves production efficiency, different degrees of annular air bag 42 expansion are adjusted, so that different sizes of wire harness are used.

[0021] The bottom groove 31 is arranged at the bottom end of the side plate frame 3, the two transmission gears 47 are arranged at the bottom ends of the two rotating rods 4, the two transmission gears 47 are in mesh with each other, and the two transmission gears 47 are rotationally connected to the inner wall of the bottom groove 31; the bottom groove 31 is arranged to accommodate the two transmission gears 47, and the two rotating rods 4 are in transmission with each other through the two transmission gears 47, so that the two rotating rods 4 can rotate synchronously and reversely.

[0022] The horizontal plate 32 is arranged at the inner wall of the bottom groove 31, and the two transmission gears 47 are rotationally connected to the top end of the horizontal plate 32; the horizontal plate 32 supports the two transmission gears 47, and the two transmission gears 47 support the rotating rods 4, so as to ensure the stable operation of the components on the two rotating rods 4.

[0023] The protective cover 33 is arranged at the top end of the side plate frame 3, and the ratchet gear 43, the wedge plate 44, the L-shaped fixed plate 45 and the return spring 46 are arranged inside the protective cover 33; the protective cover 33 wraps and protects the ratchet gear 43, the wedge plate 44, the L-shaped fixed plate 45 and the return spring 46 from the outside, so as to prevent the components inside the protective cover 33 from being interfered by external things.

[0024] The inflation pipe 5 is arranged at the top end of each wire wheel 41, the piston rod 51 is slidably connected to the inner wall of the inflation pipe 5, a plurality of air holes 411 are arranged in the wire wheel 41 and communicate with the inner space of the inflation pipe 5, and the air holes 411 communicate with the inner space of the corresponding annular air bag 42; when the piston rod 51 slides in the inflation pipe 5, the inner space of the inflation pipe 5 can be adjusted, so that when the piston rod 51 slides downward, air can be filled into the annular air bag 42 through the air holes 411, and the annular air bag 42 can be expanded to different degrees to cope with different sizes of wire harnesses.

[0025] The screw rod 52 is rotationally connected to the top of the inflation pipe 5, and the screw rod 52 is threadedly connected to the inner wall of the corresponding piston rod 51; the screw rod 52 cannot move up and down relative to the inflation pipe 5, and the screw rod 52 can drive the piston rod 51 to slide in the upward direction or the downward direction by rotating the screw rod 52, so as to adjust the expansion degree of the annular air bag 42.

[0026] The inflation pipe 5 is arranged at the top of the inflation pipe 5, and the screw rod 52 is threadedly connected to the inner wall of the corresponding piston rod 51; the screw rod 52 cannot move up and down relative to the inflation pipe 5, and the screw rod 52 can drive the piston rod 51 to slide in the upward direction or the downward direction by rotating the screw rod 52, so as to adjust the expansion degree of the annular air bag 42.

[0027] The working principle and use process of the utility model: when using, the degree of piston rod 51 descending is adjusted according to the size of the wire harness, the annular air bag 42 expands to the required degree, so as to use the wire harness of different sizes, the wire harness is pulled out, the wire harness drives the rotary base plate 2 to rotate, at the same time, the wire harness drives the two annular air bags 42 to rotate, the annular air bag 42 and the wire reel 41 rotate synchronously, the wire reel 41 drives the rotating rod 4 and the ratchet gear 43 to rotate, when the ratchet gear 43 rotates, the inclined surface of the wedge plate 44 is contacted, and the wire reel 41 is not hindered and limited, after cutting the wire harness, the wedge plate 44 blocks the ratchet gear 43, so that the wire head cannot be retracted to the wire disc position of the rotary base plate 2, and then the automatic loop limiting is completed, and the wire reel is prevented from loosening.

Claims

1. A disc-type wire harness offline device comprising a support base (1), a rotating disc (2), a top frame (21), and a winding shaft column (22), characterized in that: One side of the rotating disc (2) is provided with a side plate frame (3), the inner wall of the side plate frame (3) is rotatably connected with two rotating rods (4), the two rotating rods (4) are symmetrically distributed, the top end of each of the two rotating rods (4) is provided with a wire wheel (41), the two wire wheels (41) are in contact with each other, the side wall of each of the two wire wheels (41) is provided with an annular air bag (42), the two annular air bags (42) are in contact with each other, the side wall of one of the rotating rods (4) is provided with a ratchet gear (43), one side of the ratchet gear (43) is clamped and connected with a wedge plate (44), one side of the wedge plate (44) is slidably connected with an L-shaped fixed plate (45), the L-shaped fixed plate (45) is installed at the top end of the side plate frame (3), a return spring (46) is installed between the L-shaped fixed plate (45) and the wedge plate (44).

2. A disc-type wire harness unbundler according to claim 1, characterized by: The bottom end of the side plate frame (3) is provided with a bottom groove (31), the bottom end of each of the two rotating rods (4) is provided with a transmission gear (47), the two transmission gears (47) are in meshing connection with each other, and each of the two transmission gears (47) is rotatably connected to the inner wall of the bottom groove (31).

3. A disc-type wire harness unbundler according to claim 2, characterized in that: The inner wall of the bottom groove (31) is provided with a horizontal plate (32), and each of the two transmission gears (47) is rotatably connected to the top end of the horizontal plate (32).

4. A disc-type wire harness unbundler according to claim 1, characterized by: The top end of the side plate frame (3) is provided with a protective cover (33), and the ratchet gear (43), the wedge plate (44), the L-shaped fixed plate (45) and the return spring (46) are all located in the protective cover (33).

5. A disc-type wire harness unbundler according to claim 1, characterized by: The top end of each of the two wire wheels (41) is provided with an inflation pipe (5), the inner wall of the inflation pipe (5) is slidably connected with a piston rod (51), a plurality of air holes (411) are formed in the wire wheel (41) and communicate with the inner space of the inflation pipe (5), and the air holes (411) communicate with the inner space of the corresponding annular air bag (42).

6. A disc-type wire harness unbundler according to claim 5, characterized in that: The top of the inflation pipe (5) is rotatably connected with a screw rod (52), and the screw rod (52) is threadedly connected to the inner wall of the corresponding piston rod (51).

7. A disc-type wire harness unbundler according to claim 6, characterized in that: Both sides of the inflation pipe (5) are provided with a clearance hole (53), and the clearance hole (53) corresponds to the position of the piston rod (51).

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