Wire harness cutting device for automobile wire harness production

Abstract

The utility model belongs to the field of automobile wire harness production, and particularly relates to a wire harness cutting device for automobile wire harness production, which comprises a cutting table. The top end of the cutting table is fixedly connected with the bottom end of a supporting frame, electric push rods are arranged on the two sides of the top end in the supporting frame, the top end in the supporting frame is fixedly connected with the bottom ends of the electric push rods, the bottom ends of the electric push rods are fixedly connected with the top end of a first fixing block, and a buffering mechanism is arranged at the top end of the cutting table. The buffering mechanism comprises a second fixing block, and the second fixing block is arranged below the first fixing block. Through the design of the buffering mechanism, the function of buffering the tool bit is achieved, and the problems that an existing cutting-off device is not provided with a buffering assembly for the tool bit, when cutting-off machining is conducted for a long time, downward pressure is extremely prone to damaging the tool bit, cutting cannot be conducted, and therefore the service life of the tool bit is shortened, and the machining cost is reduced are solved. And the later maintenance cost is increased, and the protection of the tool bit is improved.

Description

Technical Field

[0001] The utility model relates to the field of automobile wire harness production, in particular to a wire harness cutting device for automobile wire harness production. Background Art

[0002] The automotive wiring harness is the main network of the automotive circuit, responsible for transmitting and distributing electrical energy, while connecting various electronic components. In the car, the wiring harness is an indispensable part, and its performance directly affects the operating status and safety performance of the car.

[0003] The existing harness cutting device for automobile harness production can be specifically referred to as application number: CN202322696716.77, which is a harness cutting device for automobile harness production, including a chassis, the upper end surface of the chassis is provided with an installation opening, and the two ends of the installation opening are respectively fixedly connected to brackets, and the brackets are rotatably connected with bidirectional screws, the top end of the front bracket is fixedly connected with a motor, and the driving end of the motor is fixedly connected to the top end of the front bidirectional screw, and the bottom end of the bidirectional screw is fixedly connected with a pulley, and a synchronous belt is transmission-connected between the pulleys, and two moving blocks are threadedly connected to the bidirectional screw. The utility model realizes that two cutters cut the wire harness at the same time by providing a bracket, a bidirectional screw, a motor, a pulley, a synchronous belt, a moving block, a connecting plate, a connecting frame and a cutter, and can completely cut off the automobile wire harness to avoid the appearance of the outer skin connection phenomenon after cutting, and solves the problem in the prior art that the internal wires of the wire harness are broken when cutting but the outer skin is still connected;

[0004] The above-mentioned cutting device does not have a buffer component for the cutter head. During long-term cutting processing, the downward pressure can easily damage the cutter head and make it impossible to cut, thereby shortening the service life of the cutter head and increasing the subsequent maintenance cost. Therefore, in order to solve the above problem, a wire harness cutting device for automobile wire harness production is proposed. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the existing cutting device does not have a buffer component for the cutter head. During long-term cutting processing, the downward pressure can easily damage the cutter head and make it impossible to cut, thereby shortening the service life of the cutter head and increasing the subsequent maintenance cost. The utility model proposes a wire harness cutting device for automobile wire harness production.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: a wire harness cutting device for automobile wire harness production described in the utility model comprises a cutting table; the top end of the cutting table is fixedly connected to the bottom end of the support frame, electric push rods are arranged on both sides of the top end inside the support frame, the top end inside the support frame is fixedly connected to the bottom end of the electric push rod, the bottom end of the electric push rod is fixedly connected to the top end of the first fixed block, and a buffer mechanism is arranged on the top end of the cutting table;

[0007] The buffer mechanism includes a second fixed block, which is arranged below the first fixed block, third fixed blocks are arranged on both sides of the top of the second fixed block, and the top of the second fixed block is fixedly connected to the bottom of the third fixed block, the inner side of the third fixed block is fixedly connected to the two ends of the first fixed rod, one end of the rotating rod is sleeved on the outer side of the first fixed rod, and the first fixed rod is rotatably connected to the rotating rod, a plurality of groups of cutter heads are arranged at the bottom of the second fixed block, and the second fixed block is fixedly connected to the top of the cutter head.

[0008] Preferably, the other end of the rotating rod is sleeved on the outside of the second fixed rod, and the rotating rod is rotatably connected to the second fixed rod, both ends of the second fixed rod are fixedly connected to the inner side of the fourth fixed block, the top of the fourth fixed block is fixedly connected to the bottom end of the moving block, first guide rods are provided inside the two sides of the bottom end of the first fixed block, and the inner side of the first fixed block is fixedly connected to the two ends of the first guide rod, the moving block is sleeved on the outside of the first guide rod, and the moving block is slidably connected to the first guide rod.

[0009] Preferably, a first damper is provided on one of the inner sides of both sides of the bottom end of the first fixed block, and the inner side of the first fixed block is fixedly connected to the rear end of the first damper, the front end of the first damper is fixedly connected to the rear end of the fifth fixed block, and a first return spring is sleeved on the outer side of the first damper, the rear end of the first return spring is fixedly connected to the inner side of the first fixed block, and the front end of the first return spring is fixedly connected to the rear end of the fifth fixed block.

[0010] Preferably, the bottom end of the first fixed block is fixedly connected to the top end of the second damper near the middle position, the bottom end of the second damper is fixedly connected to the top end of the second fixed block, a second return spring is sleeved on the outer side of the second damper, the top end of the second return spring is fixedly connected to the bottom end of the first fixed block, and the bottom end of the second return spring is fixedly connected to the top end of the second fixed block.

[0011] Preferably, an adjustment component is provided at the top of the cutting table, and the adjustment component includes a sixth fixed block, the sixth fixed block is arranged on one side of the cutting table, and the bottom end of the sixth fixed block is fixedly connected to the top of the cutting table, one side of the inside of the sixth fixed block is fixedly connected to the rear end of the motor, the front end of the motor is fixedly connected to the rear end of the threaded rod, the front end of the threaded rod is inserted into the inside of the seventh fixed block, and the threaded rod is rotatably connected to the seventh fixed block, the front end of the seventh fixed block is fixedly connected to the other side of the inside of the sixth fixed block, one end of a push plate is sleeved on the outside of the threaded rod, and the threaded rod is threadedly connected to the push plate.

[0012] Preferably, the other side of the top of the cutting table is fixedly connected to the bottom end of the eighth fixed block, the inner side of the eighth fixed block is fixedly connected to both ends of the second guide rod, the other end of the push plate is sleeved on the outside of the second guide rod, and the push plate is slidably connected to the second guide rod.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model realizes the function of buffering the cutter head through the structural design of the buffer mechanism, solves the problem that the existing cutting device does not have a buffer component for the cutter head, and when the cutter head is cut for a long time, the downward pressure can easily damage the cutter head and make it impossible to cut, thereby shortening the service life of the cutter head and increasing the later maintenance cost, and improves the protection of the cutter head;

[0015] 2. The utility model realizes the function of automatically adjusting the cutting position through the structural design of the adjustment component, which solves the problem that the existing cutting device is not provided with a component that can adjust the position of the wire harness. When cutting the wire harness, the cutting position needs to be adjusted manually, but manual adjustment has errors, resulting in inaccurate cutting position, thereby improving accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 For the utility model Figure 1 A in the middle is an enlarged schematic diagram of the structure;

[0020] Figure 4 For the utility model Figure 2 The enlarged schematic diagram at B in the middle is a schematic diagram of the structure.

[0021] In the figure: 1, cutting table; 2, support frame; 3, electric push rod; 10, first fixed block; 11, second fixed block; 12, cutter head; 13, third fixed block; 14, first fixed rod; 15, rotating rod; 16, second fixed rod; 17, fourth fixed block; 18, moving block; 19, first damper; 20, fifth fixed block; 21, first return spring; 22, first guide rod; 23, second damper; 24, second return spring; 25, sixth fixed block; 26, motor; 27, threaded rod; 28, seventh fixed block; 29, push plate; 30, eighth fixed block; 31, second guide rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 4 As shown, a wire harness cutting device for automobile wire harness production includes a cutting table 1; the top of the cutting table 1 is fixedly connected to the bottom of a support frame 2, electric push rods 3 are arranged on both sides of the top of the support frame 2, the top of the support frame 2 is fixedly connected to the bottom of the electric push rod 3, the bottom of the electric push rod 3 is fixedly connected to the top of a first fixed block 10, and a buffer mechanism is arranged on the top of the cutting table 1;

[0024] The buffer mechanism includes a second fixed block 11, which is arranged below the first fixed block 10. Third fixed blocks 13 are arranged on both sides of the top of the second fixed block 11, and the top of the second fixed block 11 is fixedly connected to the bottom of the third fixed block 13. The inner side of the third fixed block 13 is fixedly connected to both ends of the first fixed rod 14. One end of a rotating rod 15 is sleeved on the outer side of the first fixed rod 14, and the first fixed rod 14 is rotatably connected to the rotating rod 15. The inner walls of one end of the first fixed rod 14 and the rotating rod 15 are both circular in design. A plurality of groups of cutter heads 12 are arranged at the bottom of the second fixed block 11, and the second fixed block 11 is fixedly connected to the top of the cutter head 12.

[0025] During operation, the electric push rod 3 at the bottom end of the support frame 2 is started to drive the first fixed block 10 to move downward. When the first fixed block 10 moves downward, it drives the third fixed block 13 at the bottom end of the second fixed block 11 to cut the wire harness at the top end of the cutting table 1. When downward pressure is generated during cutting, the downward pressure drives the second fixed block 11 to move upward. When the second fixed block 11 moves upward, it drives one end of the rotating rod 15 to flip along the surface of the first fixed rod 14 on the inner side of the third fixed block 13, so as to cut the wire harness and buffer the cutting.

[0026] Further, the other end of the rotating rod 15 is sleeved on the outside of the second fixed rod 16, and the rotating rod 15 is rotatably connected to the second fixed rod 16, the inner wall of the other end of the rotating rod 15 and the second fixed rod 16 are both circular in design, the two ends of the second fixed rod 16 are fixedly connected to the inner side of the fourth fixed block 17, the top of the fourth fixed block 17 is fixedly connected to the bottom end of the moving block 18, the first guide rod 22 is provided inside the two sides of the bottom end of the first fixed block 10, and the inner side of the first fixed block 10 is fixedly connected to the two ends of the first guide rod 22, the moving block 18 is sleeved on the outside of the first guide rod 22, and the moving block 18 is slidably connected to the first guide rod 22, the inner wall of the moving block 18 and the first guide rod 22 are both circular in design, and the moving block 18 is square in design;

[0027] During operation, the other end of the rotating rod 15 rotates along the surface of the second fixed rod 16 inside the fourth fixed block 17, and pushes the moving block 18 to move. When the moving block 18 moves, it will move along the inside of the first guide rod 22 to cut the wire harness and buffer it.

[0028] Further, a first damper 19 is provided on one side of the inside of both sides of the bottom end of the first fixed block 10, and the inner side of the first fixed block 10 is fixedly connected to the rear end of the first damper 19, and the front end of the first damper 19 is fixedly connected to the rear end of the fifth fixed block 20, the fifth fixed block 20 is square in design, and a first return spring 21 is sleeved on the outer side of the first damper 19, and the rear end of the first return spring 21 is fixedly connected to the inner side of the first fixed block 10, and the front end of the first return spring 21 is fixedly connected to the rear end of the fifth fixed block 20;

[0029] During operation, the moving block 18 moves, which will squeeze the fifth fixed block 20 to move to one side, and at the same time squeeze the first damper 19 and the first return spring 21 to shrink and buffer synchronously, so as to cut the wire harness and buffer it.

[0030] Further, the bottom end of the first fixed block 10 is fixedly connected to the top end of the second damper 23 near the middle position, the bottom end of the second damper 23 is fixedly connected to the top end of the second fixed block 11, the second damper 23 is sleeved with a second return spring 24 on the outside, the top end of the second return spring 24 is fixedly connected to the bottom end of the first fixed block 10, and the bottom end of the second return spring 24 is fixedly connected to the top end of the second fixed block 11;

[0031] During operation, the second fixing block 11 moves upward, and at the same time squeezes the second damper 23 and the second return spring 24 to contract synchronously for final buffering, so as to cut the wire harness and buffer it.

[0032] Furthermore, an adjustment component is provided at the top of the cutting table 1, and the adjustment component includes a sixth fixed block 25, the sixth fixed block 25 is provided on one side of the cutting table 1, and the bottom end of the sixth fixed block 25 is fixedly connected to the top of the cutting table 1, one side of the inside of the sixth fixed block 25 is fixedly connected to the rear end of the motor 26, the front end of the motor 26 is fixedly connected to the rear end of the threaded rod 27, the model of the motor 26 is Y2-112M-6, the front end of the threaded rod 27 is inserted into the inside of the seventh fixed block 28, and the threaded rod 27 is rotatably connected to the seventh fixed block 28, the inner wall of the seventh fixed block 28 is circular in design, the front end of the seventh fixed block 28 is fixedly connected to the other side of the inside of the sixth fixed block 25, the outer side of the threaded rod 27 is sleeved with one end of a push plate 29, and the threaded rod 27 is threadedly connected to the push plate 29;

[0033] During operation, the wiring harness is first placed in the groove at the top of the cutting table 1, and then the motor 26 inside the sixth fixed block 25 is started to drive the threaded rod 27 to rotate, and the front end of the threaded rod 27 rotates along the inside of the seventh fixed block 28. When the threaded rod 27 rotates, one end of the push plate 29 is driven to move forward along the surface of the threaded rod 27, and the wiring harness is pushed forward until it reaches the appropriate position and the motor 26 is stopped to cut the wiring harness and perform cutting buffering.

[0034] Furthermore, the other side of the top of the cutting table 1 is fixedly connected to the bottom of the eighth fixing block 30, the inner side of the eighth fixing block 30 is fixedly connected to the two ends of the second guide rod 31, the other end of the push plate 29 is sleeved on the outside of the second guide rod 31, and the push plate 29 is slidably connected to the second guide rod 31, and the other end of the push plate 29 and the second guide rod 31 are both circular in design;

[0035] During operation, the push plate 29 moves, and the other end of the push plate 29 moves along the surface of the second guide rod 31 inside the eighth fixed block 30 to cut the wire harness and perform buffering.

[0036] Working principle: when the wire harness needs to be cut and buffered, first place the wire harness in the groove at the top of the cutting table 1, then start the motor 26 inside the sixth fixed block 25, drive the threaded rod 27 to rotate, and the front end of the threaded rod 27 rotates along the inside of the seventh fixed block 28, when the threaded rod 27 rotates, it drives one end of the push plate 29 to move forward along the surface of the threaded rod 27, and pushes the wire harness to move forward until it reaches the appropriate position and stops the motor 26, and when the push plate 29 moves, the other end of the push plate 29 moves along the surface of the second guide rod 31 inside the eighth fixed block 30, and then start the electric push rod 3 at the bottom end of the support frame 2 to drive the first fixed block 10 to move downward, and when the first fixed block 10 moves downward, it drives the third fixed block 13 at the bottom end of the second fixed block 11 to cut the wire harness at the top of the cutting table 1 When cutting, when downward pressure is generated during cutting, the downward pressure drives the second fixed block 11 to move upward. When the second fixed block 11 moves upward, it drives one end of the rotating rod 15 to flip along the surface of the first fixed rod 14 inside the third fixed block 13. At the same time, the other end of the rotating rod 15 rotates along the surface of the second fixed rod 16 inside the fourth fixed block 17, and pushes the moving block 18 to move. When the moving block 18 moves, it will move along the inside of the first guide rod 22, and when the moving block 18 moves, it will squeeze the fifth fixed block 20 to move to one side, and at the same time squeeze the first damper 19 and the first return spring 21 to shrink and buffer synchronously, and when the second fixed block 11 moves upward, it squeezes the second damper 23 and the second return spring 24 to shrink synchronously for final buffering, which is used to cut the wire harness and cut for buffering.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A wire harness cutting device for automobile wire harness production, comprising a cutting table (1); characterized in that: The top end of the cutting table (1) is fixedly connected to the bottom end of the support frame (2), electric push rods (3) are arranged on both sides of the top end of the support frame (2), the top end of the support frame (2) is fixedly connected to the bottom end of the electric push rod (3), the bottom end of the electric push rod (3) is fixedly connected to the top end of the first fixed block (10), and a buffer mechanism is arranged at the top end of the cutting table (1); The buffer mechanism comprises a second fixed block (11), the second fixed block (11) being arranged below the first fixed block (10), third fixed blocks (13) being arranged on both sides of the top of the second fixed block (11), and the top of the second fixed block (11) is fixedly connected to the bottom of the third fixed block (13), the inner side of the third fixed block (13) is fixedly connected to both ends of a first fixed rod (14), one end of a rotating rod (15) is sleeved on the outer side of the first fixed rod (14), and the first fixed rod (14) is rotatably connected to the rotating rod (15), a plurality of groups of cutter heads (12) are arranged at the bottom of the second fixed block (11), and the second fixed block (11) is fixedly connected to the top of the cutter head (12).

2. A wire harness cutting device for automobile wire harness production according to claim 1, characterized in that: The other end of the rotating rod (15) is sleeved on the outside of the second fixed rod (16), and the rotating rod (15) is rotatably connected to the second fixed rod (16). The two ends of the second fixed rod (16) are fixedly connected to the inside of the fourth fixed block (17). The top of the fourth fixed block (17) is fixedly connected to the bottom of the moving block (18). First guide rods (22) are provided inside the two sides of the bottom of the first fixed block (10), and the inside of the first fixed block (10) is fixedly connected to the two ends of the first guide rod (22). The moving block (18) is sleeved on the outside of the first guide rod (22), and the moving block (18) is slidably connected to the first guide rod (22).

3. A wire harness cutting device for automobile wire harness production according to claim 2, characterized in that: A first damper (19) is provided on one side of the interior of both sides of the bottom end of the first fixed block (10), and the inner side of the first fixed block (10) is fixedly connected to the rear end of the first damper (19), and the front end of the first damper (19) is fixedly connected to the rear end of the fifth fixed block (20). A first return spring (21) is sleeved on the outer side of the first damper (19), and the rear end of the first return spring (21) is fixedly connected to the inner side of the first fixed block (10), and the front end of the first return spring (21) is fixedly connected to the rear end of the fifth fixed block (20).

4. A wire harness cutting device for automobile wire harness production according to claim 3, characterized in that: The bottom end of the first fixed block (10) is fixedly connected to the top end of the second damper (23) near the middle position, the bottom end of the second damper (23) is fixedly connected to the top end of the second fixed block (11), a second return spring (24) is sleeved on the outer side of the second damper (23), the top end of the second return spring (24) is fixedly connected to the bottom end of the first fixed block (10), and the bottom end of the second return spring (24) is fixedly connected to the top end of the second fixed block (11).

5. A wire harness cutting device for automobile wire harness production according to claim 4, characterized in that: The cutting table (1) is provided with an adjustment assembly at the top end thereof, the adjustment assembly comprising a sixth fixed block (25), the sixth fixed block (25) being provided at one side of the cutting table (1), the bottom end of the sixth fixed block (25) being fixedly connected to the top end of the cutting table (1), one side of the interior of the sixth fixed block (25) being fixedly connected to the rear end of the motor (26), the front end of the motor (26) being fixedly connected to the rear end of the threaded rod (27), the front end of the threaded rod (27) being inserted into the interior of the seventh fixed block (28), the threaded rod (27) being rotatably connected to the seventh fixed block (28), the front end of the seventh fixed block (28) being fixedly connected to the other side of the interior of the sixth fixed block (25), one end of a push plate (29) being sleeved on the outer side of the threaded rod (27), and the threaded rod (27) being threadedly connected to the push plate (29).

6. A wire harness cutting device for automobile wire harness production according to claim 5, characterized in that: The other side of the top of the cutting table (1) is fixedly connected to the bottom of the eighth fixed block (30), the inner side of the eighth fixed block (30) is fixedly connected to the two ends of the second guide rod (31), the other end of the push plate (29) is sleeved on the outside of the second guide rod (31), and the push plate (29) is slidably connected to the second guide rod (31).

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