CN219874399U - Wire harness inserting terminal crimping equipment - Google Patents

Abstract

The utility model discloses wire harness inserting terminal crimping equipment which comprises a fixed seat and a bedplate arranged corresponding to the fixed seat, wherein a base is arranged on the bedplate, a lower die is arranged above the base, one side of the fixed seat corresponding to the bedplate is connected with a crimping mechanism, and the crimping mechanism is connected with an upper die which is in opposite fit with the lower die; the fixing seat is also connected with a buckling cylinder at the position corresponding to the lower pressing die, the output end of the buckling cylinder faces to the lower pressing die, and the end part of the output end of the buckling cylinder is connected with a probe; a movable plate is suspended above the table plate, a fixed cylinder is connected to the movable plate, and the output end of the fixed cylinder is arranged towards the direction of the lower pressing die; the terminal crimping equipment provided by the utility model completely replaces manual mechanical operation, improves crimping quality, and reduces defective products caused by insufficient crimping.

Description

Wire harness inserting terminal crimping equipment

Technical Field

The utility model relates to the technical field of wire harness terminal processing. In particular to a wire harness inserting terminal crimping device.

Background

The wire harness is a network main body of the automobile circuit, the automobile circuit is not existed without the wire harness, and the wire harness is a component for forming a connecting circuit by bundling the wire harness after a contact terminal (connector) made of copper material is pressed with a wire cable, an insulator is molded outside, a metal shell is additionally arranged outside, and the like. The wire harness production process of the automobile needs to insert the terminal into the wire and fully combine the terminal through external force, and the current wire and terminal connection technology mainly comprises three methods of welding, crimping and wire wrapping, wherein the crimping overcomes the defects of welding and wire wrapping, and the tool or equipment is used for deforming a connector contact (or joint) through pressure force and pressing the connector contact onto the wire, so that the contact pin or the wiring terminal of the connector is connected with the wire and has good mechanical property and electrical property, and therefore, the crimping technology is an electrical connection technology which is reliable in connection, high in production efficiency and capable of adapting to the characteristic of automatic production.

The manufacturers of all large wire harnesses accelerate the upgrading and reconstruction of the production line, but the situation of falling behind manual production by manpower is not completely overcome, the production means of the link of terminal crimping is relatively backward, a worker needs to take off one terminal from the collecting box, hold one wire harness into the terminal interface, clamp the outer wall of the interface with special wire harness terminal interface pliers to match with the terminal, and therefore the battery power wire harness crimping terminal is completed.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to provide the wire harness inserting terminal crimping equipment, which completely replaces the manual mechanical operation, improves the crimping quality and reduces the situation of defective products caused by incomplete crimping.

In order to solve the technical problems, the utility model provides the following technical scheme:

the wire harness inserting terminal crimping equipment comprises a fixed seat and a bedplate which is arranged corresponding to the fixed seat, wherein a base is arranged on the bedplate, a lower die is arranged above the base, one side of the fixed seat corresponding to the bedplate is connected with a crimping mechanism, and the crimping mechanism is connected with an upper die which is in opposite fit with the lower die;

the fixing seat is also connected with a buckling cylinder at the position corresponding to the lower pressing die, the output end of the buckling cylinder faces to the lower pressing die, and the end part of the output end of the buckling cylinder is connected with a probe;

the movable plate is suspended right above the table plate, a fixed cylinder is connected to the movable plate, and the output end of the fixed cylinder is arranged towards the direction of the lower pressing die.

Specifically, the terminal inserted with the wire is placed in the lower pressing die, the buckling cylinder pushes and buckles the buckle on the terminal from the rear end of the terminal, the fixing cylinder is responsible for fixing the terminal, after the fixing is finished, the upper pressing die is driven by the driving crimping mechanism to be pressed down until the wire is pressed with the lower pressing die, the wire and the terminal are connected under the action of external force until the terminal is crimped on the wire, the crimping action is completed, and then the buckling cylinder continues to push and buckle, the probe is sent into the terminal to detect the crimping quality, and the conduction and the polarity of the terminal are checked.

Furthermore, the crimping mechanism comprises a crimping cylinder fixed on the fixed seat, the output end of the crimping cylinder is connected with an L-shaped lead seat, and the short side of the lead seat is fixedly connected with the output end of the crimping cylinder;

the bottom of the short side of the lead seat is connected with a boss perpendicular to the setting of the fixed seat, one end part of the boss far away from the fixed seat is connected with an upper pressing die, two symmetrical sliding grooves are formed in the side wall of the fixed seat, and the boss is in sliding connection with the sliding grooves.

Specifically, the guide rail and the chute play a double guiding and supporting role, and the pressing accuracy of the upper pressing die and the lower pressing die is ensured.

Furthermore, the front side of the compression joint cylinder, which is away from the fixed seat, is provided with a guide rail which is arranged along the height direction of the compression joint cylinder, the long side of the lead seat is provided with a groove which is matched with the guide rail, and the long side of the lead seat is in relative sliding connection with the guide rail of the compression joint cylinder through the groove.

Furthermore, a guide cylinder protruding out of the side wall surface of the fixed seat is arranged on the side wall of the fixed seat along the direction of the output shaft of the buckling cylinder, the output shaft of the buckling cylinder is displaced along the guide cylinder, the end part of the output shaft of the buckling cylinder is connected with an interface seat for bearing a probe, the probe is fixed on the interface seat, and the interface seat is correspondingly nested with the terminal interface.

Specifically, the terminal is the semi-sealed structure, and the probe can only stretch into behind the terminal, because the probe is softer, can't bear the impact force that the cylinder impacted the terminal and bring, often can let the probe deviate from metal terminal or make the probe break, influence the result of switch-on inspection and polarity detection, at lock cylinder output shaft and the interface seat that the terminal corresponds, terminal and interface seat are direct can realize the nestification, and probe and metal terminal can be on same horizontal line, only need adjust the propulsion distance of lock cylinder, alright guarantee the accuracy and the reliability that switch-on detected and polarity detected.

Further, a processing area at the top end of the lower pressing die is provided with a processing groove which is formed by sinking the inside of the lower pressing die and is used for accommodating a terminal, the processing groove penetrates through the top end of the lower pressing die, the center of the side edge of one side of the processing groove is provided with a fixing groove which is formed by sinking the inside of the lower pressing die, the fixing groove is communicated with the processing groove, the bottom surface of the fixing groove is flush with the bottom surface of the processing groove, and the cross sections of the processing groove and the fixing groove are in T-shaped arrangement;

the processing groove corresponds with the upper pressing die right above, the processing groove sets up along the extending direction of lock cylinder output shaft, the fixed slot sets up along the extending direction of fixed cylinder output shaft, just fixed cylinder output shaft is connected with the dead lever of following the fixed slot and come in and go out.

Further, the length direction of the movable plate is set along the width direction of the bedplate, two ends of the length direction of the movable plate are respectively sleeved on two stand columns and the movable plate is in sliding displacement relative to the stand columns, the two stand columns are respectively arranged on two sides of the width direction of the bedplate, a spring arranged at the bottom of the movable plate is sleeved outside the stand columns, one end of the spring is fixedly connected with the bottom of the movable plate, and the other end of the spring is fixedly connected with the bottom of the stand columns;

the fixed cylinder is fixed on the movable plate, and the output shaft of the fixed cylinder penetrates through the movable plate and extends along the length direction of the bedplate.

Furthermore, the top end of the movable plate is correspondingly provided with a positioning plate fixedly sleeved on the top ends of the two upright posts, the top of the positioning plate is connected with an electric push rod, and an output shaft of the electric push rod penetrates through the positioning plate and the end part of the output shaft of the electric push rod is fixedly connected with the top of the movable plate.

The technical scheme of the utility model has the following beneficial technical effects:

1. according to the wire harness inserting terminal crimping equipment, sampling is automatically crimped, manual mechanical operation is completely replaced, crimping quality is improved, and the situation that defective products are generated due to insufficient crimping is greatly reduced.

2. According to the wire harness inserting terminal crimping equipment, the probe and the buckling air cylinder are matched with each other, conduction and polarity detection are carried out in the crimping process, synchronous detection and processing are achieved, detection results are fed back timely, meanwhile, the processing time of a single workpiece is shortened, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a wire harness insertion terminal crimping apparatus of the present utility model;

fig. 2 is a schematic diagram showing connection between a movable plate and a fixed cylinder of a wire harness inserting terminal crimping apparatus of the present utility model;

fig. 3 is a schematic view of a press-down die of a wire harness insertion terminal crimping apparatus of the present utility model.

The reference numerals in the drawings are as follows: 1. a fixing seat; 2. a platen; 3. a base; 4. pressing down the die; 41. a processing groove; 42. a fixing groove; 5. a lead seat; 51. a groove; 6. a crimping cylinder; 61. a guide rail; 7. a boss; 8. performing upper pressing; 9. a chute; 10. a buckling air cylinder; 11. an interface seat; 12. a probe; 13. a guide cylinder; 14. a movable plate; 15. a fixed cylinder; 16. a fixed rod; 17. a column; 18. a spring; 19. an electric push rod; 20. and (5) positioning the plate.

Detailed Description

The embodiment of the wire harness inserting terminal crimping equipment comprises a fixed seat 1 and a bedplate 2 which is arranged corresponding to the fixed seat 1, wherein a base 3 is arranged on the bedplate 2, a lower die 4 is arranged above the base 3, one side of the fixed seat 1 corresponding to the bedplate 2 is connected with a crimping mechanism, the crimping mechanism is connected with an upper die 8 which is in positive fit with the lower die 4, a terminal with a wire inserted therein is placed in the lower die 4, and the crimping mechanism is driven to drive the upper die 8 to press until the wire is pressed with the lower die 4, so that the wire and the terminal are connected under the action of external force until the terminal is crimped on the wire.

The crimping mechanism is including being fixed in crimping cylinder 6 on the fixing base 1, crimping cylinder 6 deviates from the front side of fixing base 1 and is equipped with the guide rail 61 that sets up along crimping cylinder 6 direction of height, crimping cylinder 6 output is connected with and is L-shaped lead seat 5, lead seat 5's long limit side has the recess 51 with guide rail 61 adaptation, lead seat 5's long limit side passes through recess 51 and crimping cylinder 6's guide rail 61 relative sliding connection, lead seat 5's minor face side and crimping cylinder 6 output fixed connection, lead seat 5's bottom of minor face side is connected with perpendicular fixing base 1 setting's boss 7, boss 7 is kept away from fixing base 1's one end connection towards the last moulding-die 8 that the moulding-die 4 set up down, be equipped with bilateral symmetry's spout 9 on the fixing base 1 lateral wall, boss 7 is relative spout 9 sliding connection, crimping cylinder 6 is under motor drive down the displacement, the last moulding-die 8 of driving boss 7 is down the moulding-die 4 direction displacement, will be placed in the terminal that has the pencil of inserting on the moulding-die 4 down and extrude, accomplish the pressfitting.

The fixing seat 1 is also connected with a buckling cylinder 10 corresponding to the lower pressing die 4, the buckling cylinder is fixed on the back of the fixing seat 1, the output end of the buckling cylinder 10 is arranged towards the lower pressing die 4, the end part of the output end of the buckling cylinder 10 is connected with a metal probe 12, a guide cylinder 13 protruding out of the side wall surface of the fixing seat 1 is arranged on the side wall of the fixing seat 1 along the direction of the output shaft of the buckling cylinder 10, the output shaft of the buckling cylinder 10 moves along the guide cylinder 13, the end part of the output shaft of the buckling cylinder 10 is connected with an interface seat 11 for bearing the probe 12, the probe 12 is fixed on the interface seat 11, the interface seat 11 is correspondingly nested with a terminal interface, and because the left side and the right side of the terminal are not provided with gaps, the detection probe for conducting and polarity detection needs to be paved on the buckling cylinder 10, and the probe is pushed into the terminal from the back of the terminal, so the terminal needs to be additionally provided with the buckling cylinder besides the crimping cylinder which is arranged above.

Referring to fig. 3, a movable plate 14 is suspended directly above the platen 2, the length direction of the movable plate 14 is along the width direction of the platen 2, two ends of the length direction of the movable plate 14 are respectively sleeved on two stand columns 17 and the movable plate 14 slides and moves relative to the stand columns 17, two stand columns 17 are respectively arranged on two sides of the width direction of the platen 2, the top end of the movable plate 14 is correspondingly provided with a positioning plate 20 fixedly sleeved on the top ends of the two stand columns 17, the top of the positioning plate 20 is connected with an electric push rod 19, an output shaft of the electric push rod 19 penetrates through the positioning plate 20 and the end of the electric push rod is fixedly connected with the top of the movable plate 14, a spring 18 is sleeved outside the stand columns 17 and is arranged at the bottom of the movable plate 14, one end of the spring 18 is fixedly connected with the bottom of the movable plate 14, the other end of the spring 18 is fixedly connected with the bottom of the stand columns 17, a fixed cylinder 15 is connected with the movable plate 14, the output end of the fixed cylinder 15 is arranged towards the direction of the lower pressing die 4, the fixed cylinder 15 is fixed on the movable plate 14, the output shaft of the fixed cylinder 15 penetrates through the movable plate 14 and extends along the length direction of the bedplate 2, the output shaft of the fixed cylinder 15 is connected with a fixed rod 16 which enters and exits along a fixed groove 42, when a terminal is arranged on the lower pressing die, a buckle on the terminal needs to be buckled by the buckling cylinder from the rear part of the terminal, because the working groove on the lower pressing die is not deep, the terminal can vibrate violently due to the collision of the cylinder, even flies out of the lower pressing die, dangers are caused, the terminal in the working groove is fixed from one side of the lower pressing die through the fixed cylinder, the terminal is prevented from flying out, the corresponding shapes of the buckling cylinder and the impact part of the fixed cylinder can be set according to the actual use requirement, the method can be realized by a person skilled in the art, and will not be described in detail herein. When the lower die moves to the position right below the upper die, the electric push rod is driven to move downwards, the fixed air cylinder fixed on the movable plate is pressed and conveyed to the position corresponding to the lower die, then the fixed air cylinder is driven to enable the output shaft of the fixed air cylinder to extend out, and the side fixing is carried out on the terminal in the lower die working groove.

Referring to fig. 2, a processing area at the top end of the lower die 4 is provided with a processing groove 41 which is recessed into the lower die 4 and is used for accommodating a terminal, the processing groove 41 penetrates through the top end of the lower die 4, a fixing groove 42 which is recessed into the lower die 4 is formed in the center of a side edge of one side of the processing groove 41, the fixing groove 42 is communicated with the processing groove 41, the bottom surface of the fixing groove 42 is flush with the bottom surface of the processing groove 41, and the cross sections of the processing groove 41 and the fixing groove 42 are in T-shaped arrangement; the processing groove 41 corresponds directly over with the upper die 8, the processing groove 41 sets up along the extending direction of lock cylinder 10 output shaft, the fixed slot 42 sets up along the extending direction of fixed cylinder 15 output shaft, lock cylinder output shaft stretches out along the guide cylinder and places the terminal rear portion butt joint in the processing groove in, when fixed cylinder is moved down to the department that corresponds with the fixed slot, fixed cylinder drive its output shaft stretches out, the dead lever of its tip gets into the processing groove along the fixed slot, lateral side bulldozes the terminal fixedly, the left and right sides both ends of whole terminal crimping department still assemble safety grating, ensure operative employee's personal safety.

Cutting the length of the wire before crimping, stripping the insulating protection layer of the wire to expose the core wire part of the wire, wherein the stripping length is the exposed length after the insulating sheath of the wire is sowed, then selecting a cutting die which is matched with a terminal, adjusting the crimping height, assembling the end cup of the terminal and the stripped core wire together, and starting crimping, wherein the crimping process can be divided into four stages: the first stage is that the upper cutting die moves downwards and starts to contact the outer surface of the terminal, the second stage is that the terminal starts to deform, the inner surface gradually contacts the wire, the third stage is that the wire continuously deforms, the upper cutting die is pressed down to a designated position, the fourth stage is that the upper cutting die is unloaded, namely, the upper cutting die moves upwards and returns to the original position, so far, the crimping process is completed, the stress of the terminal and the wire continuously changes along with the pressing and the upward movement of the cutting die in the crimping process, the terminal and the wire are plastically deformed until the wire and the terminal are connected together, and the resistance test is performed after the crimping is completed.

According to the utility model, the terminal with the wire inserted therein is placed in the lower pressing die, the buckling cylinder pushes and buckles the buckle on the terminal from the rear end of the terminal, the fixing cylinder is responsible for fixing the terminal, after the fixing is finished, the upper pressing die is driven by the driving crimping mechanism to press down until the wire is pressed with the lower pressing die under the action of external force, the wire is connected with the terminal until the terminal is crimped on the wire, the crimping action is finished, then the buckling cylinder continues to push, the probe is sent into the terminal to detect the crimping quality, and the conduction and the polarity of the terminal are checked, and the automatic crimping is carried out.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While the obvious variations or modifications which are extended therefrom remain within the scope of the claims of this patent application.

Claims (7)

1. The wire harness inserting terminal crimping equipment is characterized by comprising a fixed seat (1) and a bedplate (2) which is arranged corresponding to the fixed seat (1), wherein a base (3) is arranged on the bedplate (2), a lower die (4) is arranged above the base (3), one side, corresponding to the bedplate (2), of the fixed seat (1) is connected with a crimping mechanism, and the crimping mechanism is connected with an upper die (14) which is in corresponding fit with the lower die (4);

a buckling cylinder (10) is further connected to the fixing seat (1) and corresponds to the lower pressing die (4), the output end of the buckling cylinder (10) faces the lower pressing die (4), and the end part of the output end of the buckling cylinder (10) is connected with a probe (12);

a movable plate (17) is suspended right above the bedplate (2), a fixed cylinder (15) is connected to the movable plate (17), and the output end of the fixed cylinder (15) is arranged towards the direction of the lower pressing die (4).

2. The crimping device according to claim 1, wherein the crimping mechanism comprises a crimping cylinder (6) fixed on the fixed seat (1), an L-shaped lead seat (5) is connected to the output end of the crimping cylinder (6), and the short side of the lead seat (5) is fixedly connected with the output end of the crimping cylinder (6);

the bottom of the short side of the lead seat (5) is connected with a boss (7) which is perpendicular to the fixed seat (1), one end of the boss (7) away from the fixed seat (1) is connected with an upper pressing die (14) which is arranged towards the lower pressing die (4), two symmetrical sliding grooves (9) are formed in the side wall of the fixed seat (1), and the boss (7) is in sliding connection with the sliding grooves (9) relatively.

3. Crimping apparatus according to claim 2, characterized in that the front side of the crimping cylinder (6) facing away from the holder (1) is provided with a guide rail (61) arranged in the height direction of the crimping cylinder (6), the long side of the lead holder (5) is provided with a groove (51) adapted to the guide rail (61), and the long side of the lead holder (5) is in a relative sliding connection with the guide rail (61) of the crimping cylinder (6) via the groove (51).

4. The crimping equipment according to claim 1, wherein a guide cylinder (13) protruding out of the side wall surface of the fixed seat (1) is arranged on the side wall of the fixed seat (1) along the direction of the output shaft of the buckling cylinder (10), the output shaft of the buckling cylinder (10) is displaced along the guide cylinder (13) and the end part of the output shaft of the buckling cylinder (10) is connected with an interface seat (11) for bearing a probe (12), the probe (12) is fixed on the interface seat (11), and the interface seat (11) is correspondingly nested with a terminal interface.

5. The crimping equipment according to claim 1, wherein a processing groove (41) which is formed by recessing the inside of the downward pressing mold (4) and is used for accommodating a terminal is formed in a top processing area of the downward pressing mold (4), the processing groove (41) penetrates through the top end of the downward pressing mold (4), a fixing groove (42) which is formed by recessing the inside of the downward pressing mold (4) is formed in the center of the side edge of one side of the processing groove (41), the fixing groove (42) is communicated with the processing groove (41), the bottom surface of the fixing groove (42) is flush with the bottom surface of the processing groove (41), and the cross sections of the processing groove (41) and the fixing groove (42) are in a T shape;

the processing groove (41) corresponds to the upper pressing die (14), the processing groove (41) is arranged along the extending direction of the output shaft of the buckling air cylinder (10), the fixing groove (42) is arranged along the extending direction of the output shaft of the fixing air cylinder (15), and the output shaft of the fixing air cylinder (15) is connected with a fixing rod (16) which enters and exits along the fixing groove (42).

6. The crimping equipment according to claim 1, wherein the length direction of the movable plate (17) is along the width direction of the bedplate (2), two ends of the movable plate (17) in the length direction are respectively sleeved on two stand columns (18) and the movable plate (17) slides and displaces relative to the stand columns (18), the two stand columns (18) are respectively arranged at two sides of the bedplate (2) in the width direction, springs (19) arranged at the bottom of the movable plate (17) are sleeved outside the stand columns (18), one end of each spring (19) is fixedly connected with the bottom of the movable plate (17), and the other end of each spring (19) is fixedly connected with the bottom of the stand column (18);

the fixed cylinder (15) is fixed on the movable plate (17), and an output shaft of the fixed cylinder (15) penetrates through the movable plate (17) and extends along the length direction of the bedplate (2).

7. The crimping equipment according to claim 6, wherein the top end of the movable plate (17) is correspondingly provided with a positioning plate (21) fixedly sleeved on the top ends of the two upright posts (18), the top of the positioning plate (21) is connected with an electric push rod (20), and an output shaft of the electric push rod (20) penetrates through the positioning plate (21) and the end of the output shaft is fixedly connected with the top of the movable plate (17).