Knife rest mechanism for terminal crimping and tin dipping of electric wire

Abstract

The utility model discloses a knife rest mechanism for terminal crimping and tin dipping of a wire, which relates to the field of wire processing and comprises a workbench, a sliding table is fixed on the workbench, a wire component is fixedly mounted at the movable end of the sliding table, and the sliding table can drive the wire component to transversely move along the workbench; the workbench is provided with a wire stripping knife rest assembly, a tin pick-up part and a terminal crimping part. And the wire stripping knife rest assembly comprises two mounting plates which are symmetrically arranged up and down. The beneficial effects are that the wire stripping knife rest assembly drives the first stripping knife to approach the second stripping knife, the first stripping knife and the second stripping knife cooperate to cut off the outer skin of the wire, and the wire assembly is translated through the sliding table, so that the wire is transversely moved to the terminal punching part for terminal punching forming; the other pair of the first stripping knife and the second stripping knife is matched to strip the inner core of the electric wire and send the inner core to the tin pick-up part for subsequent tin pick-up action, so that the processing requirements of stripping two ends of the electric wire, terminal crimping at one end and tin pick-up at the other end are met in one process, and the production efficiency is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wire processing, in particular to a knife holder mechanism for tinning wire terminals. Background Art

[0002] The terminal is a component that connects the end of the wire to the external conductor. Terminals mostly refer to wiring terminals, also called wiring terminals. Punching terminals is an application in which the ends of the wires with the rubber peeled off are crimped into shape using a stamping die to facilitate the connection of wires.

[0003] According to production requirements, one end of the wire needs to be terminalized and the other end needs to be tinned. The current equipment has a knife holder, which is used to strip the wire and then terminal it. All the previous work is repeated and then tinned. The operation is cumbersome and inefficient. Utility Model Content

[0004] The purpose of the utility model is to provide a tool holder mechanism for tinning wire terminals in order to solve the above-mentioned problem, as described below.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model provides a tool holder mechanism for tinning electric wire terminals, comprising a workbench, a slide table is fixed on the workbench, a wire assembly is fixedly installed on the movable end of the slide table, and the slide table can drive the wire assembly to move laterally along the workbench;

[0007] The workbench is provided with a wire stripping knife holder assembly, a tinning unit and a terminal punching unit;

[0008] The wire stripping knife holder assembly includes two mounting plates symmetrically arranged up and down, and the distance between the two mounting plates is adjustable;

[0009] Both sides of the upper mounting plate are provided with first stripping knives, and both sides of the lower mounting plate are provided with second stripping knives.

[0010] The above-mentioned knife holder mechanism for tinning the terminal of the electric wire is adopted, the wire assembly is moved by the slide table, so that the wire assembly as a whole is moved horizontally to the front of the wire stripping knife holder assembly, and then the extended part of the wire is sent between the first stripping knife and the second stripping knife, and the two mounting plates are driven to approach each other by the wire stripping knife holder assembly, so that the first stripping knife is close to the second stripping knife;

[0011] The outer skin of the wire is cut off by the cooperation of the first stripping knife and the second stripping knife, and the wire assembly is used to support the wire to move forward, so as to realize the action of stripping and removing the outer skin of the wire;

[0012] After the outer sheath of the wire end is stripped, the wire assembly is translated by the slide table to move the wire horizontally to the terminal punching part for terminal stamping and forming. After the terminal is formed, the slide table is used to move the wire to the stripping position again, and another pair of first stripping knives and second stripping knives cooperate to strip the inner core of the wire and send it to the tinning part for subsequent tinning.

[0013] Preferably, two of the first stripping knives correspond to two of the second stripping knives.

[0014] Preferably, the first stripping knife and the second stripping knife are provided with cutting grooves on opposite sides thereof.

[0015] Preferably, the two mounting plates are both horizontal to the upper side of the workbench.

[0016] Preferably, the wire stripping tool holder assembly includes a fixed plate, which is vertically fixed on the workbench, a lead screw is vertically rotatably arranged on the fixed plate, and a bidirectional thread is arranged on the surface of the lead screw, two slide rails are vertically arranged on the fixed plate, two sliders are slidably arranged on the slide rails, and the two sliders on the same slide rail are respectively fixed to the two mounting plates, and two movable blocks are threadedly connected to the surface of the lead screw, and the two movable blocks are respectively fixed to the two mounting plates.

[0017] Preferably, a motor is provided on the fixed plate, and the output shaft of the motor is fixed to the end of the lead screw.

[0018] Preferably, the two movable blocks are respectively connected to threads on the surface of the lead screw in two different directions.

[0019] Preferably, the fixed plate is U-shaped, consisting of a vertical plate and two horizontal plates, the slide rail is vertically arranged between the two horizontal plates, and the lead screw is rotatably arranged between the two horizontal plates.

[0020] The beneficial effects are:

[0021] The first stripping knife is driven close to the second stripping knife by the stripping knife holder assembly, and the outer skin of the wire is cut by the cooperation of the first stripping knife and the second stripping knife. The wire assembly is translated by the slide table to make the wire move horizontally to the terminal punching part for terminal stamping and forming. The inner core of the wire is stripped by another pair of the first stripping knife and the second stripping knife and sent to the tinning part for subsequent tinning. The processing requirements of stripping both ends of the wire, terminal punching at one end and tinning at the other end are completed in one process, thereby significantly improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] 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.

[0023] Figure 1 This is a front view structural diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0025] Figure 3 It is a schematic diagram of the explosion structure of the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of a wire stripping knife holder assembly of the utility model.

[0027] The following are the descriptions of the reference numerals:

[0028] 1. Workbench; 2. Slide; 3. Wire assembly; 4. Wire stripping knife holder assembly; 5. Tinning part; 6. Terminal punching part; 7. Fixed plate; 8. Lead screw; 9. Slider; 10. First stripping knife; 11. Second stripping knife; 12. Mounting plate; 13. Slide rail; 14. Motor; 15. Movable block. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0030] See also Figure 1-Figure 4 As shown, the utility model provides a tool holder mechanism for tinning wire terminals, comprising a workbench 1, a slide 2 is fixed on the workbench 1, a wire assembly 3 is fixedly installed on the movable end of the slide 2, and the slide 2 can drive the wire assembly 3 to move laterally along the workbench 1;

[0031] The specific working principle of the wire assembly 3 has been described in the relevant patents. To facilitate further understanding of the present application, the wire assembly 3 is described again. Its specific structure is as follows:

[0032] The wire assembly 3 includes a movable plate arranged above the workbench, a front stripping guide rail is fixed on the upper side of the movable plate, a wire-stripping air grab is slidably arranged on the top side of the front stripping guide rail, and a wire-stripping cylinder supporting the movement of the wire-stripping air grab is fixed on the top side of the movable plate, a wire-stripping clamp is arranged on the outer side of the wire-stripping air grab, a front stripping rod penetrating the support block is rotatably arranged above the movable plate, and a front stripping motor driving the front stripping rod to rotate is fixed on the side of the top of the movable plate away from the wire-stripping clamp, and a wire pressing cylinder controlling the opening and closing of the wire-stripping clamp is arranged on the lower side of the wire-stripping air grab;

[0033] The workbench 1 is provided with a wire stripping knife holder assembly 4, a tinning unit 5 and a terminal crimping unit 6;

[0034] The slide 2, the tinning part 5 and the terminal punching part 6 are prior art and will not be described in detail.

[0035] The wire stripping tool holder assembly 4 includes two mounting plates 12 symmetrically arranged up and down, and the distance between the two mounting plates 12 is adjustable;

[0036] The first stripping knives 10 are arranged on both sides of the upper mounting plate 12, and the second stripping knives 11 are arranged on both sides of the lower mounting plate 12. By arranging two sets of stripping knives, the working efficiency can be improved.

[0037] As an optional implementation, two first stripping knives 10 correspond to two second stripping knives 11 , and the first stripping knives 10 cooperate with the second stripping knives 11 to complete wire stripping.

[0038] The first stripping knife 10 and the second stripping knife 11 are provided with wire cutting grooves on opposite sides thereof, and the wire cutting grooves can complete the circumcision of the wire skin.

[0039] The two mounting plates 12 are both horizontal to the upper side of the workbench 1 , the mounting plates 12 are horizontally arranged, and the two mounting plates 12 are parallel to each other.

[0040] The wire stripping knife holder assembly 4 includes a fixed plate 7, which is vertically fixed on the workbench 1, a lead screw 8 is vertically rotatably arranged on the fixed plate 7, and a bidirectional thread is arranged on the surface of the lead screw 8, two slide rails 13 are vertically arranged on the fixed plate 7, two sliders 9 are slidably arranged on the slide rail 13, and the two sliders 9 on the same slide rail 13 are respectively fixed to two mounting plates 12, two movable blocks 15 are threadedly connected to the surface of the lead screw 8, and the two movable blocks 15 are respectively fixed to the two mounting plates 12, a motor 14 is arranged on the fixed plate 7, the output shaft of the motor 14 is fixed to the end of the lead screw 8, and the two movable blocks 15 are respectively connected to two threads in different directions on the surface of the lead screw 8;

[0041] The lead screw 8 is rotated by the motor 14, and the lead screw 8 cooperates with the two movable blocks 15 to drive the two mounting plates 12 in opposite directions. The slide rail 13 cooperates with the slider 9 to guide the mounting plates 12 to move vertically.

[0042] The fixed plate 7 is U-shaped, consisting of a vertical plate and two horizontal plates. The slide rail 13 is vertically arranged between the two horizontal plates, and the lead screw 8 is rotatably arranged between the two horizontal plates. The U-shaped design makes it easier to install the lead screw 8 and the slide rail 13.

[0043] With the above structure, the wire assembly 3 is moved by the slide 1, so that the wire assembly 3 is moved horizontally as a whole to the front of the wire stripping knife holder assembly 4, and then the extended part of the wire is sent between the first stripping knife 10 and the second stripping knife 11, and the two mounting plates 12 are driven to approach each other by the wire stripping knife holder assembly 4, so that the first stripping knife 10 is close to the second stripping knife 11;

[0044] The first stripping knife 10 and the second stripping knife 11 cooperate to cut the outer skin of the wire, and the wire assembly 3 supports the wire to move forward, so as to realize the outer skin stripping and removal action of the wire;

[0045] After the outer sheath of the wire end is stripped, the wire assembly 3 is translated by the slide 1 to move the wire horizontally to the terminal punching part 6 for terminal stamping and forming. After the terminal is formed, the slide 1 is used to move the wire to the stripping position again, and another pair of first stripping knives 10 and second stripping knives 11 cooperate to strip the inner core of the wire and send it to the tinning part 5 for subsequent tinning.

[0046] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A tool holder mechanism for tinning wire terminals, characterized in that: It comprises a workbench (1), a slide (2) is fixed on the workbench (1), a wire assembly (3) is fixedly mounted on the movable end of the slide (2), and the slide (2) can drive the wire assembly (3) to move laterally along the workbench (1); The workbench (1) is provided with a wire stripping knife holder assembly (4), a tinning unit (5) and a terminal tapping unit (6); The wire stripping knife holder assembly (4) comprises two mounting plates (12) symmetrically arranged up and down, and the distance between the two mounting plates (12) is adjustable; Both sides of the upper mounting plate (12) are provided with first stripping knives (10), and both sides of the lower mounting plate (12) are provided with second stripping knives (11).

2. The tool holder mechanism for tinning wire terminals according to claim 1, characterized in that: The two first stripping knives (10) correspond to the two second stripping knives (11).

3. The tool holder mechanism for tinning wire terminals according to claim 1, characterized in that: The first stripping knife (10) and the second stripping knife (11) are provided with cutting grooves on opposite sides.

4. The tool holder mechanism for tinning wire terminals according to claim 1, characterized in that: The two mounting plates (12) are both horizontally disposed on the upper side of the workbench (1).

5. The tool holder mechanism for tinning wire terminals according to claim 1, characterized in that: The wire stripping knife holder assembly (4) comprises a fixed plate (7), the fixed plate (7) is vertically fixedly arranged on the workbench (1), a lead screw (8) is vertically rotatably arranged on the fixed plate (7), and a bidirectional thread is arranged on the surface of the lead screw (8), two slide rails (13) are vertically arranged on the fixed plate (7), two sliders (9) are slidably arranged on the slide rail (13), and the two sliders (9) on the same slide rail (13) are respectively fixed to the two mounting plates (12), and two movable blocks (15) are threadedly connected to the surface of the lead screw (8), and the two movable blocks (15) are respectively fixed to the two mounting plates (12).

6. The tool holder mechanism for tinning electric wire terminals according to claim 5, characterized in that: A motor (14) is arranged on the fixing plate (7), and an output shaft of the motor (14) is fixed to the end of the lead screw (8).

7. The tool holder mechanism for tinning electric wire terminals according to claim 5, characterized in that: The two movable blocks (15) are respectively connected to threads on the surface of the lead screw (8) in two different directions.

8. The tool holder mechanism for tinning electric wire terminals according to claim 5, characterized in that: The fixed plate (7) is U-shaped and consists of a vertical plate and two horizontal plates. The slide rail (13) is vertically arranged between the two horizontal plates, and the lead screw (8) is rotatably arranged between the two horizontal plates.

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