CN213968746U

CN213968746U - Servo bender of automotive connector terminal

Info

Publication number: CN213968746U
Application number: CN202022424116.1U
Authority: CN
Inventors: 王海根; 赵晓栋; 翁智超
Original assignee: Zhijiang College of ZJUT
Current assignee: Zhijiang College of ZJUT
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-08-17
Anticipated expiration: 2030-10-27

Abstract

A servo bending machine for automobile connector terminals comprises an upper frame, a lower frame and a bending machine positioned between the upper frame and the lower frame, wherein the bending machine comprises a positioning carrier device, a first bending device and a second bending device; the carrier device of location includes location base and carrier mechanism, and carrier mechanism includes the support, the carrier with the connector terminal fix the depression bar on the carrier, first bending device includes first cylinder and establishes the horizontal bending knife on first cylinder, the second bending device includes rotary mechanism and establishes the rotatory tool bit on rotary mechanism, rotary mechanism passes through the mount setting on vertical slide rail, rotary mechanism includes the motor, the rotation axis of being connected with the motor with set up at the epaxial centre gripping bending knife of rotation, the centre gripping bending knife includes the grip block, establish fixed tool bit and the rotatory tool bit on the grip block, the utility model discloses a rotary mechanism accurate control bending knife does not need artifical, can carry out accurate location with the work piece, the unsafe problem of bending angle can not appear unloading.

Description

Servo bender of automotive connector terminal

Technical Field

The utility model relates to a bender field, more specifically say, relate to a servo bender of automotive connector terminal.

Background

The automobile connector terminal is a component which is frequently contacted by an electronic engineering technician and has a very simple function: the bridge is arranged at the blocked position in the circuit or between isolated and non-communicated circuits to erect a communication bridge, so that current flows to enable the circuit to realize a preset function. The connector terminals required by an automobile are nearly hundreds of types, and along with the increasing requirements of people on safety, environmental protection, comfort, intellectualization and the like of the automobile, the application of automobile electronic products is increased day by day, which puts higher requirements on the quality of an automobile connector. A bending machine is a device capable of bending a metal plate. Traditional bender mainly includes transmission, slider, dam device and workstation, and transmission is used for producing power, and drive slider removes, installs the anchor clamps that are used for the centre gripping cutter on slider, and the workstation sets up with anchor clamps relatively simultaneously, and dam device is used for the sheet metal that the location needs processed, and at the during operation, under slider's drive, the cutter exerts pressure to sheet metal, makes it bend.

The traditional bending machine has the following defects: the transmission device mainly adopts hydraulic transmission, the viscosity of hydraulic oil in a hydraulic transmission system is influenced by temperature, the movement speed is unstable, and once air permeates into the transmission device, uneven jumping can occur. The sliding device adopts the roller wheel to be matched with the giant guide rail, and the phenomenon of overload and over-deflection can occur under the influence of pressure when the bending machine works in a line-surface contact mode. The material blocking device needs to position the metal plate up and down, left and right and front and back, and the up-down displacement and the left-right displacement of the material blocking device in the traditional bending machine need to be manually adjusted by an operator, so that the precision of the material blocking device is difficult to guarantee. The patent with application number CN201420798591.7 discloses a bender, including support, motor, the board of bending, feeding mechanism and workstation, the workstation locate on the support, the upper portion of support is located to the board of bending, the top of the board of bending is located to the motor, the motor pass through drive mechanism and be connected with the board of bending, the bottom of the board of bending is equipped with the mould of bending, the workstation on be equipped with the slide rail, feeding mechanism installs on the slide rail, above-mentioned bender degree of automation is low, needs artifical unloading, the work piece location is inaccurate, has the unsafe problem of angle of bending, the bender is bent the back for the first time, needs artifical detection to bend the angle, if unqualified, then bend for the second time, and bend the angle of bending after bending for the second time too big, causes the work piece to scrap.

Disclosure of Invention

In view of this, the utility model aims at providing a servo bender of automotive connector terminal aims at solving the current problem that the bender degree of automation is low, the precision of bending is not enough.

In order to achieve the above object, the utility model provides a following technical scheme:

a servo bending machine for automobile connector terminals comprises an upper frame, a lower frame and a bending machine positioned between the upper frame and the lower frame, wherein the bending machine comprises a positioning carrier device, a first bending device and a second bending device, the positioning carrier device is arranged on the lower frame, the first bending device is arranged above the positioning carrier device through an air cylinder frame, and the second bending device is arranged on the upper frame through a vertical sliding rail;

the positioning carrier device comprises a positioning base and a carrier mechanism, the positioning base is arranged on a panel of the upper rack through a first horizontal sliding rail, the carrier mechanism comprises a support, a carrier arranged on the support and a pressure lever capable of fixing a connector terminal on the carrier, the support is arranged on the positioning base through a second horizontal sliding rail, and the pressure lever is arranged between the supports;

the first bending device comprises a first air cylinder and a horizontal bending knife arranged on the first air cylinder, and the first air cylinder is fixed on the air cylinder frame and can drive the horizontal bending knife to move towards the direction of the carrier fixed with the connector terminal;

the second bending device comprises a rotating mechanism and a rotating tool bit arranged on the rotating mechanism, the rotating mechanism is arranged on the vertical sliding rail through a fixing frame, the rotating mechanism comprises a motor, a rotating shaft connected with the motor and a clamping bending tool arranged on the rotating shaft, and the motor drives the rotating shaft to rotate so that the clamping bending tool rotates by a required bending angle; the clamping bending knife comprises a clamping plate, a fixed knife head and a rotary knife head, wherein the fixed knife head and the rotary knife head are arranged on the clamping plate, an opening and closing cylinder is connected to the rotary knife head, the opening and closing cylinder controls the rotary knife head to open and close, and the clamping bending knife and the fixed knife head complete clamping of the connector terminal together.

Preferably, the carrier includes horizontal support plate, sets up horizontal contact pin and pin on the horizontal support plate, horizontal contact pin is provided with the multirow, the pin with horizontal contact pin is perpendicular, and sets up horizontal contact pin rear side.

Preferably, the horizontal bending knife comprises a plurality of serrated knife heads.

Preferably, the fixed cutter head and the rotary cutter head are both provided with grooves.

Preferably, the pressure lever is connected with a second cylinder through a rotating shaft, and the second cylinder drives the pressure lever to move back and forth.

Preferably, a third cylinder is arranged below the positioning base, and the third cylinder drives the positioning base to move back and forth on the first horizontal guide rail.

Preferably, a fourth cylinder is arranged on the support, and the fourth cylinder drives the support to move left and right on the second horizontal guide rail.

Preferably, a fifth cylinder is arranged on the fixed frame and drives the rotating mechanism to move up and down on the vertical guide rail.

According to the technical scheme, the servo bending machine for the automobile connector terminals comprises an upper frame, a lower frame and a bending machine positioned between the upper frame and the lower frame, wherein the bending machine comprises a positioning carrier device, a first bending device and a second bending device; the positioning carrier device comprises a positioning base and a carrier mechanism, the positioning base is arranged on a panel of the upper rack through a first horizontal sliding rail, the position of the positioning base is adjusted through sliding back and forth on the first horizontal sliding rail, the carrier mechanism comprises a support, a carrier and a pressing rod for fixing the connector terminal on the carrier, a fourth air cylinder is arranged below the support, the whole carrier mechanism can be driven to move left and right on a second horizontal sliding rail, the position of the carrier is determined, manual adjustment is not needed, the positioning is more accurate, and the machining precision of the bending machine on the connector terminal is improved; the first bending device comprises a first air cylinder and a horizontal bending knife arranged on the first air cylinder, can move towards the direction of the carrier under the driving of the first air cylinder, and can accurately bend the position of the connector terminal to be bent in cooperation with the movement of the positioning base; the second bending device comprises a rotating mechanism and a rotating tool bit arranged on the rotating mechanism, the rotating mechanism is arranged on a vertical sliding rail through a fixing frame, the rotating mechanism comprises a motor, a rotating shaft connected with the motor and a clamping bending tool arranged on the rotating shaft, the rotating mechanism can move up and down on the vertical sliding rail, after the clamping bending tool is adjusted to a proper position, the rotating shaft is controlled to rotate through the motor to drive the clamping bending tool to bend to a required degree, the clamping bending tool comprises a clamping plate, a fixed tool bit and a rotating tool bit, the fixed tool bit and the rotating tool bit are arranged on the clamping plate, an opening and closing cylinder is connected onto the rotating tool bit, the opening and closing cylinder controls the rotating tool bit to open and close, and the opening and closing cylinder finishes clamping on a connector terminal together with the fixed tool bit, and compared with the manual adjustment of a traditional bending machine, the servo bending machine is more convenient to operate, the labor intensity is reduced, and the working efficiency is improved, the utility model discloses a bender passes through rotary mechanism accurate control bending knife, does not need the manual work to go up unloading, can pinpoint the work piece, can not appear the unsafe problem of angle of bending, need not bend for the second time, can not cause the too big, the work piece condemned phenomenon of angle of bending because bending for the second time, improved bender efficiency and precision of bending.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a servo bending machine;

FIG. 2 is a schematic diagram of a bending machine;

FIG. 3 is a schematic view of a positioning carrier device;

fig. 4 is a schematic structural view of a second bending device;

FIG. 5 is a schematic structural view of a carrier;

FIG. 6 is a schematic view of a clamping bending blade;

wherein the reference numbers in the figures are as follows:

1-upper frame, 2-lower frame, 3-bending machine, 4-positioning carrier device, 5-first bending device, 501-first air cylinder, 502-horizontal bending knife, 503-serrated knife head, 6-second bending device, 7-air cylinder frame, 8-vertical slide rail, 9-positioning base, 901-third air cylinder, 10-carrier mechanism, 1001-support, 1002-press bar, 1003-second horizontal slide rail, 11-first horizontal slide rail, 12-carrier, 1201-horizontal support plate, 1202-horizontal pin, 1203-stop bar, 13-rotating mechanism, 1301-fixed frame, 1302-motor, 1303-rotating shaft, 14-clamping bending knife, 1401-clamping plate, 1402-fixed knife head, 1403-rotating tool bit, 1404-opening and closing cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In a specific embodiment of the present invention, as shown in the figure, an automobile connector terminal servo bending machine includes an upper frame 1, a lower frame 2, and a bending machine 3 located between the upper frame 1 and the lower frame 2, where the bending machine 3 includes a positioning carrier device 4, a first bending device 5, and a second bending device 6, the positioning carrier device 4 is disposed on the lower frame 2, the first bending device 5 is disposed above the positioning carrier device 4 through a cylinder frame 7, and the second bending device 6 is disposed on the upper frame 1 through a vertical slide rail 8; the positioning carrier device 4 comprises a positioning base 9 and a carrier mechanism 10, wherein the positioning base 9 is arranged on a panel of the upper rack 1 through a first horizontal sliding rail 11, the carrier mechanism 10 comprises a bracket 1001, a carrier 12 arranged on the bracket 1001 and a pressure lever 1002 for fixing a connector terminal on the carrier 12, the bracket 1001 is arranged on the positioning base 9 through a second horizontal sliding rail 1003, and the pressure lever 1002 is arranged between the brackets 1001; the first bending device 5 comprises a first air cylinder 501 and a horizontal bending knife 502 arranged on the first air cylinder 501, wherein the first air cylinder 501 is fixed on the air cylinder frame 7 and can drive the horizontal bending knife 502 to move towards the direction of the carrier 12 fixed with the connector terminal; the second bending device 6 comprises a rotating mechanism 13 and a clamping bending knife 14 arranged on the rotating mechanism 13, the rotating mechanism 13 is arranged on the vertical slide rail 8 through a fixed frame 1301, the rotating mechanism 13 comprises a motor 1302 and a rotating shaft 1303 connected with the motor 1302, and the motor 1302 drives the rotating shaft 1303 to rotate to enable the clamping bending knife 14 to rotate by a required bending angle; the clamping bending knife 14 comprises a clamping plate 1401, a fixed knife head 1402 and a rotary knife head 1403 arranged on the clamping plate 1401, an opening and closing cylinder 1404 is connected on the rotary knife head 1403, the opening and closing cylinder 1404 controls the rotary knife head 1403 to be opened and closed, clamping of the connector terminal is completed together with the fixed knife head 1402, manual loading and unloading are not needed, a workpiece can be accurately positioned, the problem of inaccurate bending angle can not occur, bending for the second time is not needed, the phenomenon that the bending angle is too large and the workpiece is scrapped due to bending for the second time can not occur, and bending efficiency and bending precision of the bending machine are improved.

The carrier 12 includes a horizontal support plate 1201, horizontal pins 1202 disposed on the horizontal support plate 1201, and bars 1203, the horizontal pins 1202 being arranged in a plurality of rows, the bars 1203 being perpendicular to the horizontal pins 1202, and is arranged at the rear side of the horizontal contact pin 1202, the workpiece is fixed through the horizontal contact pin, the stop lever and the pressure lever, then the positioning base realizes the position determination of the carrier by sliding back and forth on the first horizontal slide rail and moving the bracket left and right on the second horizontal slide rail, the workpiece to be processed is placed on the carrier 12 of the positioning base 9, the workpiece is fixed through the horizontal pin 1202, the stop lever 1203 and the pressure lever 1002, then, the positioning base 9 slides back and forth on the first horizontal sliding rail 11, and the support 1001 moves left and right on the second horizontal sliding rail 1003, so that the position of the carrier 12 is determined, manual adjustment is not needed, the positioning is more accurate, and the machining precision of the connector terminal by the bending machine is improved.

The horizontal bending blade 502 includes a plurality of serrated blades 503 to effect bending of the connector terminals. Both the stationary cutter head 1402 and the rotary cutter head 1403 are provided with grooves 1405. The pressing rod 1002 is connected with a second air cylinder 1004 through a rotating shaft, and the second air cylinder 1004 drives the pressing rod 1002 to move back and forth. A third cylinder 901 is arranged below the positioning base 9, and the third cylinder 901 drives the positioning base 9 to move back and forth on the first horizontal slide rail 11. A fourth cylinder 1005 is arranged on the bracket 1001, and the fourth cylinder 1005 drives the bracket 1001 to move left and right on the second horizontal slide 1003. The fixing frame 1301 is provided with a fifth cylinder 1304, and the fifth cylinder 1304 drives the rotating mechanism 13 to move up and down on the vertical slide rail 8. After the position of the workpiece is determined, the horizontal bending knife 502 can move towards the direction of the carrier 12 under the driving of the first air cylinder 501, and the position of the connector terminal, which needs to be bent, is accurately bent in cooperation with the movement of the positioning base 9; after the process is finished, the rotary cutter head 1403 is controlled to be opened and closed through the opening and closing cylinder 1404, the workpiece is clamped and fixed together with the fixed cutter head 1402, then the rotary mechanism 13 is controlled to move up and down on the vertical slide rail 8, the clamping bending cutter 14 is adjusted to a proper position, the rotary shaft 1303 is controlled to rotate through the motor 1302, the clamping bending cutter 14 is driven to be bent to a required degree, and the workpiece can be bent. The bending efficiency and precision of the bending machine are improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The servo bending machine for the automobile connector terminals is characterized by comprising an upper frame (1), a lower frame (2) and a bending machine (3) positioned between the upper frame (1) and the lower frame (2), wherein the bending machine (3) comprises a positioning carrier device (4), a first bending device (5) and a second bending device (6), the positioning carrier device (4) is arranged on the lower frame (2), the first bending device (5) is arranged above the positioning carrier device (4) through a cylinder frame (7), and the second bending device (6) is arranged on the upper frame (1) through a vertical sliding rail (8);

the positioning carrier device (4) comprises a positioning base (9) and a carrier mechanism (10), the positioning base (9) is arranged on a panel of the upper rack (1) through a first horizontal sliding rail (11), the carrier mechanism (10) comprises a support (1001), a carrier (12) arranged on the support (1001) and a pressure lever (1002) for fixing a connector terminal on the carrier (12), the support (1001) is arranged on the positioning base (9) through a second horizontal sliding rail (1003), and the pressure lever (1002) is arranged between the supports (1001);

the first bending device (5) comprises a first air cylinder (501) and a horizontal bending knife (502) arranged on the first air cylinder (501), the first air cylinder (501) is fixed on the air cylinder frame (7) and can drive the horizontal bending knife (502) to move towards the direction of the carrier (12) fixed with the connector terminal;

the second bending device (6) comprises a rotating mechanism (13) and a clamping bending knife (14) arranged on the rotating mechanism (13), the rotating mechanism (13) is arranged on the vertical sliding rail (8) through a fixing frame (1301), the rotating mechanism (13) comprises a motor (1302) and a rotating shaft (1303) connected with the motor (1302), and the motor (1302) drives the rotating shaft (1303) to rotate so that the clamping bending knife (14) rotates by a required bending angle; the clamping bending knife (14) comprises a clamping plate (1401), a fixed knife head (1402) and a rotating knife head (1403), wherein the fixed knife head (1402) and the rotating knife head (1403) are arranged on the clamping plate (1401), an opening and closing cylinder (1404) is connected onto the rotating knife head (1403), and the opening and closing cylinder (1404) controls the rotating knife head (1403) to be opened and closed and complete clamping of the connector terminal together with the fixed knife head (1402).

2. The automotive connector terminal servo bending machine according to claim 1, wherein the carrier (12) comprises a horizontal support plate (1201), horizontal pins (1202) arranged on the horizontal support plate (1201), and a stop lever (1203), the horizontal pins (1202) are arranged in a plurality of rows, and the stop lever (1203) is perpendicular to the horizontal pins (1202) and is arranged at the rear side of the horizontal pins (1202).

3. The automotive connector terminal servo bending machine according to claim 1, wherein the horizontal bending knife (502) comprises a plurality of serrated cutting heads (503).

4. The servo bending machine for automotive connector terminals according to claim 1, wherein grooves (1405) are provided on both the fixed cutter (1402) and the rotating cutter (1403).

5. The servo bending machine for the automobile connector terminals as claimed in claim 1, wherein the pressure rod (1002) is connected with a second air cylinder (1004) through a rotating shaft, and the second air cylinder (1004) drives the pressure rod (1002) to move back and forth.

6. The servo bending machine for the automobile connector terminals as claimed in claim 1, wherein a third cylinder (901) is arranged below the positioning base (9), and the third cylinder (901) drives the positioning base (9) to move back and forth on the first horizontal sliding rail (11).

7. The servo bending machine for the automobile connector terminals as claimed in claim 1, wherein a fourth cylinder (1005) is arranged on the support (1001), and the fourth cylinder (1005) drives the support (1001) to move left and right on the second horizontal sliding rail (1003).

8. The servo bending machine for the automobile connector terminals as claimed in claim 1, wherein a fifth cylinder (1304) is disposed on the fixing frame (1301), and the fifth cylinder (1304) drives the rotating mechanism (13) to move up and down on the vertical slide rail (8).