Wire cutting and tinning device for terminal wire harness processing

Abstract

The utility model discloses an electric wire cutting and tinning device for terminal wire harness processing, which comprises a base, a wire pulling device arranged on the base and used for pulling an electric wire, and a cutting device arranged on the base and positioned in front of the wire pulling device and used for cutting the electric wire, a first grabbing mechanism for grabbing the electric wire and a first tin melting box matched with the first grabbing mechanism to tin the right end of the electric wire are arranged on the machine base and located at the front part of the cutting device; a second grabbing mechanism for grabbing the electric wire and a second tin melting box matched with the second grabbing mechanism to tin the left end of the electric wire are arranged between the cut-off device and the wire pulling device, and a third grabbing mechanism for grabbing the tin-coated electric wire is arranged on the portion, located on the outer side of the second grabbing mechanism, of the machine base. Automatic operation of wire cutting and tinning can be achieved, production efficiency is improved, manpower is saved, and production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the terminal wire harness processing field, concretely relates to the electric wire cutting and tinning device for terminal wire harness processing. BACKGROUND

[0002] With the development of science and technology, electronic equipment plays a more and more important role in people's life, among them, terminal wire harness is an indispensable part in electronic equipment, which is used for realizing the transmission of power supply, data and other signals. In the process of manufacturing, the terminal wire harness needs to be tinned on the two exposed metal wire parts. Currently, the manual tinning method is usually adopted after cutting the electric wire, which not only has low work efficiency, but also has certain safety hazards. There is also a method of bundling the cut electric wire into a bundle and then tinning it by using a clamp, which reduces the risk of manual tinning operation, but the whole process needs multiple workers to operate in a production line, which greatly wastes manpower and increases production cost. SUMMARY

[0003] In order to solve the technical problems existing in the prior art, the purpose of the present application is to provide an electric wire cutting and tinning device for terminal wire harness processing, which can realize automatic operation of electric wire cutting and tinning, improve production efficiency, save manpower and reduce production cost.

[0004] In order to solve the above-mentioned technical problems, the technical scheme adopted by the present application is as follows: an electric wire cutting and tinning device for terminal wire harness processing, comprising a machine base, a wire pulling device arranged on the machine base to pull the electric wire, a cutting device arranged on the machine base in front of the wire pulling device to cut the electric wire, a first grabbing mechanism arranged on the machine base in front of the cutting device to grab the electric wire, and a first tinning box cooperating with the first grabbing mechanism to tin the right end of the electric wire, a second grabbing mechanism arranged between the cutting device and the wire pulling device to grab the electric wire, and a second tinning box cooperating with the second grabbing mechanism to tin the left end of the electric wire, and a third grabbing mechanism arranged on the machine base outside the second grabbing mechanism to grab the tinned electric wire. The first grabbing mechanism grabs the electric wire and stretches the right end of the electric wire into the first tinning box to perform tinning operation on the right end of the electric wire, then the wire pulling device pulls the right end of the electric wire to the position of the second grabbing mechanism, the cutting device cuts the electric wire in the middle, the second grabbing mechanism grabs the electric wire and stretches the left end of the electric wire into the second tinning box to perform tinning operation on the left end of the electric wire, then the third grabbing mechanism grabs the tinned electric wire and moves to the material collecting position. The above-mentioned operations are operated continuously and uninterruptedly, which can realize automatic operation of electric wire cutting and tinning, improve production efficiency, save manpower and reduce production cost.

[0005] Preferably, the cutting device comprises a support plate arranged on the base, a sliding bar arranged on the support plate, an upper sliding block and a lower sliding block slidably arranged on the sliding bar, a driving device arranged on the support plate to drive the upper sliding block and the lower sliding block to slide, the upper sliding block is provided with an upper clamping plate, the upper clamping plate is provided with an upper sawtooth cutting plate, the lower sliding block is provided with a lower clamping plate, and the lower clamping plate is provided with a lower sawtooth cutting plate corresponding to the upper sawtooth cutting plate. The driving device drives the upper sliding block and the lower sliding block to approach or move away, and then drives the upper sawtooth cutting plate and the lower sawtooth cutting plate to approach or move away, so as to cut the electric wire and peel the end of the cut electric wire, so that the metal wire part of the electric wire end is exposed to facilitate tinning, and the operation is convenient.

[0006] Preferably, the driving device comprises a bidirectional screw arranged on the support plate in parallel with the sliding bar, an upper screw connecting plate arranged on the upper sliding block and matched with the upper section of the bidirectional screw for screw connection, and a lower screw connecting plate arranged on the lower sliding block and matched with the lower section of the bidirectional screw for screw connection. The bidirectional screw is driven to rotate and matched with the upper screw connecting plate and the lower screw connecting plate to realize the approach or movement away of the upper sliding block and the lower sliding block, and the structure is simple and the manufacturing cost is low.

[0007] Preferably, the first grabbing mechanism comprises a first rotating disc arranged on the base, a first sliding groove arranged on the first rotating disc, a first grabbing cylinder slidably arranged on the first sliding groove, and a first grabbing clamp arranged at the end of the first grabbing cylinder. The first grabbing clamp on the first grabbing cylinder holds the electric wire, the first rotating disc rotates, and at the same time the first grabbing cylinder slides in the first sliding groove, so that the right end of the electric wire on the first grabbing clamp is inserted into the first tinning box to perform tinning operation on the right end of the electric wire, realizes automatic electric wire feeding and tinning, and saves manpower.

[0008] Preferably, the second grabbing mechanism comprises a second rotating disc arranged on the base, a second sliding groove arranged on the second rotating disc, a second grabbing cylinder slidably arranged on the second sliding groove, a second grabbing clamp arranged at the end of the second grabbing cylinder, and a limiting frame arranged on the second grabbing cylinder to limit the pull wire device. The second grabbing clamp on the second grabbing cylinder holds the electric wire, the second rotating disc rotates, and at the same time the second grabbing cylinder slides in the second sliding groove, so that the left end of the electric wire on the second grabbing clamp is inserted into the second tinning box to perform tinning operation on the left end of the electric wire, realizes automatic electric wire feeding and tinning, and saves manpower; the limiting frame limits the advancing direction of the pull wire device to avoid direct collision and damage between the pull wire device and the second grabbing mechanism.

[0009] Preferably, the pull wire device comprises a supporting plate arranged on the machine base, a pull wire cylinder slidingly arranged on the supporting plate, a wheel belt arranged on the machine base and used to drive the pull wire cylinder to slide, a pull wire grabbing clamp arranged at the end of the pull wire cylinder, and the limiting frame is used to limit the travel direction of the pull wire grabbing clamp. The pull wire grabbing clamp grabs the electric wire, the wheel belt drives the pull wire cylinder to slide, so that the electric wire moves backward, and the automatic feeding of the electric wire is realized, and manpower is saved. The limiting frame limits the travel direction of the pull wire grabbing clamp, so that the pull wire grabbing clamp is prevented from being directly collided with the second grabbing mechanism and damaged.

[0010] Preferably, the pull wire cylinder is provided with a connecting frame connected with the wheel belt, and the wheel belt drives the pull wire cylinder to slide on the supporting plate through the connecting frame. The transmission is realized through the connecting frame, and the manufacturing cost is low.

[0011] Preferably, the third grabbing mechanism comprises a transverse support arranged on the machine base, a vertical support slidingly arranged on the transverse support, a push-pull cylinder arranged on the machine base and used to drive the vertical support to slide, a third grabbing cylinder arranged at the bottom of the vertical support, a motor arranged on the vertical support and used to drive the third grabbing cylinder to rotate, and a third grabbing clamp arranged on the third grabbing cylinder. The third grabbing clamp grabs the electric wire after the tin is hung, the third grabbing cylinder rotates, the push-pull cylinder drives the vertical support to move, and the electric wire after the tin is hung is moved to the material collecting position, so that the automatic material collecting is realized.

[0012] Compared with the prior art, the terminal wire harness processing electric wire cutting and tin hanging device has the beneficial effects that:

[0013] The terminal wire harness processing electric wire cutting and tin hanging device has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the left side of the utility model;

[0015] Figure 2 It is a structure schematic view of the right side of the utility model;

[0016] Figure 3 It is Figure 1 It is an enlarged view of A in the middle;

[0017] Figure 4 It is Figure 2 It is an enlarged view of B in the middle;

[0018] Figure 5 It is the structural schematic view of the first grabbing mechanism in the utility model;

[0019] Figure 6 It is the structural schematic view of the pull line device in the utility model;

[0020] In the figure: 1, base; 2, cutting device; 21, support plate; 22, slide bar; 23, upper sliding block; 231, upper clamping plate; 232, upper saw-tooth cutting plate; 233, upper spiral connecting plate; 24, lower sliding block; 241, lower clamping plate; 242, lower saw-tooth cutting plate; 243, lower spiral connecting plate; 25, bidirectional screw rod; 3, first grabbing mechanism; 31, first rotary disc; 32, first sliding groove; 33, first grabbing cylinder; 34, first grabbing clamp; 4, first tin melting box; 5, second grabbing mechanism; 51, second rotary disc; 52, second sliding groove; 53, second grabbing cylinder; 54, second grabbing clamp; 55, limiting frame; 6, second tin melting box; 7, pull line device; 71, supporting plate; 72, pull line cylinder; 73, wheel belt; 74, pull line grabbing clamp; 75, connecting frame; 8, third grabbing mechanism; 81, horizontal support; 82, vertical support; 83, push-pull cylinder; 84, third grabbing cylinder; 85, motor; 86, third grabbing clamp. DETAILED DESCRIPTION

[0021] In the following, the present application is further described in conjunction with the drawings and specific embodiments, and it should be noted that the following described embodiments or technical features can be combined in any manner to form new embodiments without conflict.

[0022] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0023] As Figures 1 to 6As shown, the terminal wire harness processing wire cutting and tinning device comprises a base 1, a wire pulling device 7 provided on the base 1 for pulling the wire, and a cutting device 2 provided on the base 1 in front of the wire pulling device 7 for cutting the wire. A first grabbing mechanism 3 for grabbing the wire is provided on the base 1 in front of the cutting device 2, and a first tinning box 4 for tinning the right end of the wire is provided in cooperation with the first grabbing mechanism 3. A second grabbing mechanism 5 for grabbing the wire is provided between the cutting device 2 and the wire pulling device 7, and a second tinning box 6 for tinning the left end of the wire is provided in cooperation with the second grabbing mechanism 5. A third grabbing mechanism 8 for grabbing the wire after tinning is provided on the base 1 outside the second grabbing mechanism 5. The first grabbing mechanism 3 grabs the wire and inserts the right end of the wire into the first tinning box 4 for tinning operation. Then the wire pulling device 7 pulls the right end of the wire to the position of the second grabbing mechanism 5, and the cutting device 2 cuts the wire in the middle. The second grabbing mechanism 5 grabs the wire and inserts the left end of the wire into the second tinning box 6 for tinning operation. Then the third grabbing mechanism 8 grabs the wire after tinning and moves to the collection position. The above operations are continuously and uninterruptedly performed to realize automatic cutting and tinning of the wire, improve production efficiency, save labor and reduce production cost.

[0024] The cutting device 2 comprises a support plate 21 provided on the base 1, a sliding bar 22 provided on the support plate 21, an upper sliding block 23 and a lower sliding block 24 slidingly connected to the sliding bar 22, and a driving device provided on the support plate 21 for driving the upper sliding block 23 and the lower sliding block 24 to slide. An upper clamping plate 231 is provided on the upper sliding block 23, and an upper sawtooth cutting plate 232 is provided on the upper clamping plate 231. A lower clamping plate 241 is provided on the lower sliding block 24, and a lower sawtooth cutting plate 242 corresponding to the upper sawtooth cutting plate 232 is provided on the lower clamping plate 241. The driving device drives the upper sliding block 23 and the lower sliding block 24 to approach or move away, and further drives the upper sawtooth cutting plate 232 and the lower sawtooth cutting plate 242 to approach or move away, thereby cutting the wire and peeling the end of the cut wire to expose the metal wire part of the wire end for tinning, which is convenient to operate.

[0025] The driving device comprises a bidirectional screw 25 provided on the support plate 21 parallel to the sliding bar 22, an upper screw connection plate 233 provided on the upper sliding block 23 and rotatably connected to the upper segment of the bidirectional screw 25, and a lower screw connection plate 243 provided on the lower sliding block 24 and rotatably connected to the lower segment of the bidirectional screw 25. The bidirectional screw 25 is driven to rotate and cooperates with the upper screw connection plate 233 and the lower screw connection plate 243 to realize the approach or movement away of the upper sliding block 23 and the lower sliding block 24, which has a simple structure and low manufacturing cost.

[0026] The first grabbing mechanism 3 comprises a first rotating disc 31 arranged on the base 1, a first sliding groove 32 arranged on the first rotating disc 31, a first grabbing cylinder 33 slidingly connected to the first sliding groove 32, and a first grabbing clamp 34 arranged at the end of the first grabbing cylinder 33. The first grabbing clamp 34 on the first grabbing cylinder 33 holds the wire, the first rotating disc 31 rotates, the first grabbing cylinder 33 slides in the first sliding groove 32, the right end of the wire held by the first grabbing clamp 34 is inserted into the first tin melting box 4, the right end of the wire is subjected to the tin hanging operation, the automatic wire feeding and tin hanging are realized, and manpower is saved.

[0027] The second grabbing mechanism 5 comprises a second rotating disc 51 arranged on the base 1, a second sliding groove 52 arranged on the second rotating disc 51, a second grabbing cylinder 53 slidingly connected to the second sliding groove 52, a second grabbing clamp 54 arranged at the end of the second grabbing cylinder 53, and a limiting frame 55 arranged on the second grabbing cylinder 53 and limiting the traveling direction of the pulling device 7. The second grabbing clamp 54 on the second grabbing cylinder 53 holds the wire, the second rotating disc 51 rotates, the second grabbing cylinder 53 slides in the second sliding groove 52, the left end of the wire held by the second grabbing clamp 54 is inserted into the second tin melting box 6, the left end of the wire is subjected to the tin hanging operation, the automatic wire feeding and tin hanging are realized, and manpower is saved. The limiting frame 55 limits the traveling direction of the pulling device 7, so that the pulling device 7 is prevented from being directly collided and damaged by the second grabbing mechanism 5.

[0028] The pulling device 7 comprises a supporting plate 71 arranged on the base 1, a pulling cylinder 72 slidingly connected to the supporting plate 71, a wheel belt 73 arranged on the base 1 and driving the pulling cylinder 72 to slide, and a pulling grabbing clamp 74 arranged at the end of the pulling cylinder 72. The limiting frame 55 limits the traveling direction of the pulling grabbing clamp 74. The pulling grabbing clamp 74 holds the wire, the wheel belt 73 drives the pulling cylinder 72 to slide, the wire is moved backward, the automatic wire feeding is realized, and manpower is saved. The limiting frame 55 limits the traveling direction of the pulling grabbing clamp 74, so that the pulling grabbing clamp 74 is prevented from being directly collided and damaged by the second grabbing mechanism 5.

[0029] The pulling cylinder 72 is provided with a connecting frame 75 connected to the wheel belt 73, and the wheel belt 73 drives the pulling cylinder 72 to slide on the supporting plate 71 through the connecting frame 75. The transmission is realized through the connecting frame 75, and the manufacturing cost is low.

[0030] The third grabbing mechanism 8 comprises a transverse support 81 arranged on the base 1, a vertical support 82 slidingly arranged on the transverse support 81, a push-pull cylinder 83 arranged on the base 1 to drive the vertical support 82 to slide, a third grabbing cylinder 84 arranged at the bottom of the vertical support 82, a motor 85 arranged on the vertical support 82 to drive the third grabbing cylinder 84 to rotate, and a third grabbing clamp 86 arranged on the third grabbing cylinder 84. The third grabbing clamp 86 grabs the wire with tin, the third grabbing cylinder 84 rotates, the push-pull cylinder 83 drives the vertical support 82 to move, and the wire with tin is moved to the material collecting position, so that the material collecting is realized automatically.

[0031] In actual work, the first grabbing clamp 34 on the first grabbing cylinder 33 of the first grabbing mechanism 3 grabs the wire, the first grabbing cylinder 33 slides in the first sliding groove 32 while the first rotating disc 31 rotates, the right end of the wire on the first grabbing clamp 34 is inserted into the first tin melting box 4, the right end of the wire is tinned, and the first rotating disc 31 reverses to the original position. Then the wire grabbing clamp 74 on the wire pulling device 7 grabs the wire, the wire pulling cylinder 72 slides under the drive of the wheel belt 73, the wire moves backward, the right end of the wire is pulled into the position of the second grabbing mechanism 5, the bidirectional screw 25 on the cutting device 2 rotates and cooperates with the upper and lower screw connecting plates 233 and 243, the upper and lower sliding blocks 23 and 24 are close to each other, the upper and lower sawtooth cutting plates 232 and 242 are close to each other, and the wire is cut. The second grabbing clamp 54 on the second grabbing cylinder 53 of the second grabbing mechanism 5 grabs the wire, the second grabbing cylinder 53 slides in the second sliding groove 52 while the second rotating disc 51 rotates, the left end of the wire on the second grabbing clamp 54 is inserted into the second tin melting box 6, the left end of the wire is tinned, and the second rotating disc 51 reverses to the original position. The third grabbing clamp 86 on the third grabbing mechanism 8 grabs the wire with tin, the third grabbing cylinder 84 rotates, the push-pull cylinder 83 drives the vertical support 82 to move, and the wire with tin is moved to the material collecting position. The above operations are continuously operated in sequence, the automatic operation of wire cutting and tinning is realized, the production efficiency is improved, the manpower is saved, and the production cost is reduced.

[0032] The above embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application. Any non-essential changes and replacements made by those skilled in the art on the basis of the present application shall fall within the scope of protection of the present application.

Claims

1. A wire cutting and soldering device for terminal wire harness processing, characterized in that: The device includes a base (1), a wire pulling device (7) mounted on the base (1) for pulling wires, and a cutting device (2) mounted on the base (1) in front of the wire pulling device (7) for cutting the wires. The base (1) is provided with a first gripping mechanism (3) for gripping the wires and a first soldering box (4) that works with the first gripping mechanism (3) to solder the right end of the wires. A second gripping mechanism (5) for gripping the wires and a second soldering box (6) that works with the second gripping mechanism (5) to solder the left end of the wires are provided between the cutting device (2) and the wire pulling device (7). A third gripping mechanism (8) for gripping the soldered wires is provided on the base (1) outside the second gripping mechanism (5).

2. The wire cutting and soldering device for terminal wire harness processing according to claim 1, characterized in that: The cutting device (2) includes a support plate (21) on the base (1), a slide bar (22) on the support plate (21), an upper slide bar (23) and a lower slide bar (24) slidably connected to the slide bar (22), and a driving device on the support plate (21) for driving the upper slide bar (23) and the lower slide bar (24) to slide. The upper slide bar (23) is provided with an upper clamping plate (231), and the upper clamping plate (231) is provided with an upper sawtooth cutting plate (232). The lower slide bar (24) is provided with a lower clamping plate (241), and the lower clamping plate (241) is provided with a lower sawtooth cutting plate (242) corresponding to the upper sawtooth cutting plate (232).

3. The wire cutting and soldering device for terminal wire harness processing according to claim 2, characterized in that: The driving device includes a bidirectional screw (25) parallel to the slide bar (22) on the support plate (21), an upper spiral connecting plate (233) screwed to the upper section of the bidirectional screw (25) on the upper slider (23), and a lower spiral connecting plate (243) screwed to the lower section of the bidirectional screw (25) on the lower slider (24).

4. The wire cutting and soldering device for terminal wire harness processing according to claim 1, characterized in that: The first gripping mechanism (3) includes a first turntable (31) on the base (1), a first slide groove (32) on the first turntable (31), a first gripping cylinder (33) slidably connected to the first slide groove (32), and a first gripping clamp (34) at the end of the first gripping cylinder (33).

5. The wire cutting and soldering device for terminal wire harness processing according to claim 1, characterized in that: The second gripping mechanism (5) includes a second turntable (51) on the base (1), a second slide groove (52) on the second turntable (51), a second gripping cylinder (53) slidably connected to the second slide groove (52), a second gripping clamp (54) at the end of the second gripping cylinder (53), and a limiting frame (55) on the second gripping cylinder (53) to limit the pull wire device (7).

6. The wire cutting and soldering device for terminal wire harness processing according to claim 5, characterized in that: The wire pulling device (7) includes a support plate (71) on the base (1), a wire pulling cylinder (72) slidably connected to the support plate (71), a tire (73) on the base (1) that drives the wire pulling cylinder (72) to slide, and a wire pulling gripper (74) at the end of the wire pulling cylinder (72). The limiting frame (55) limits the travel direction of the wire pulling gripper (74).

7. The wire cutting and soldering device for terminal wire harness processing according to claim 6, characterized in that: The cable-pulling cylinder (72) is provided with a connecting frame (75) connected to the tire (73). The tire (73) drives the cable-pulling cylinder (72) to slide on the support plate (71) through the connecting frame (75).

8. The wire cutting and soldering device for terminal wire harness processing according to claim 1, characterized in that: The third gripping mechanism (8) includes a horizontal support (81) mounted on the base (1), a vertical support (82) slidably mounted on the horizontal support (81), a push-pull cylinder (83) mounted on the base (1) to drive the vertical support (82) to slide, a third gripping cylinder (84) mounted at the bottom of the vertical support (82), a motor (85) mounted on the vertical support (82) to drive the third gripping cylinder (84) to rotate, and a third gripping clamp (86) mounted on the third gripping cylinder (84).

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