Hydraulic crimping machine

Abstract

The utility model discloses a hydraulic crimping machine which comprises a workbench, the upper surface of the workbench is provided with a lower crimping template and a mounting rack, an upper crimping template is arranged right above the lower crimping template, and the upper crimping template is arranged on a lifting mechanism used for driving the upper crimping template to move in the Y-axis direction. A control box is installed at the front end of the lower surface of the workbench, a second connecting plate is arranged above the inner side of the lower crimping template, the outer walls of the two sides of the second connecting plate are movably connected with a first connecting plate through movable pin shafts, and the outer wall of the other side of the first connecting plate is movably connected with a movable plate through a movable pin shaft. According to the utility model, not only can the pressure generated when the stainless steel hose, the joint spare part and the aramid fiber in the optical cable are crimped be effectively ensured, but also the situation that the crimped connector joint of the optical fiber and cable assembly is clamped on the inner side of the lower crimping template and is not easy to take out is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical fiber cable assembly connector joint crimping equipment technical field, concretely is a kind of hydraulic pressure bonding machine. BACKGROUND

[0002] The joint of optical fiber cable assembly connector adopts crimping process, the aramid in cable, stainless steel hose and joint spare parts are fixed together by crimping crimping cup, so that it can meet the necessary mechanical properties in axial direction. The stability of the pressure for crimping cup is the key factor for the joint to meet the axial tensile strength of 70N. If the pressure of the crimping machine is unstable or cannot reach the required pressure during crimping, the joint is easy to loosen under axial tension, so the mechanical properties required by the joint of optical fiber cable assembly cannot be met.

[0003] After searching, patent publication No. CN214263594U discloses a cable joint stamping device, which comprises a body, a base, a stamping assembly, an upper jig and a lower jig. The upper jig and the lower jig are oppositely arranged, and the lower jig is movably connected to the upper surface of the base. The upper jig is movably connected to the lower end of the stamping assembly. The jig can be quickly replaced according to the model of the cable to adapt to the processing of multiple models of cable joints. While ensuring the stamping quality of the cable joint, the production efficiency of the cable joint is improved, the cost is saved, and the utility is good.

[0004] The existing hydraulic pressure bonding machine is not easy to control the crimping pressure between the aramid in cable, stainless steel hose and joint spare parts when performing crimping operation on them, which may cause the crimping pressure between them to be too small to meet the mechanical property requirements of the joint of optical fiber cable assembly, or the crimping pressure between them to be too large to damage the structure. After crimping the aramid in cable, stainless steel hose and joint spare parts, the crimped joint of optical fiber cable assembly is easy to be stuck in the lower crimping template due to deformation of the structure during pressing, which is not easy for the worker to take out, affecting the work efficiency. Therefore, a hydraulic pressure bonding machine is designed. UTILITY MODEL CONTENTS

[0005] In view of the defects or deficiencies of the hydraulic pressure bonding machine, the utility model aims to provide a hydraulic pressure bonding machine that can effectively ensure the crimping pressure between the stainless steel hose, joint spare parts and aramid in cable, and effectively avoid the situation that the joint of optical fiber cable assembly connector is stuck in the inner side of the lower crimping template after crimping.

[0006] To achieve the above utility model purposes, the utility model adopts the following technical solutions:

[0007] The utility model provides a kind of hydraulic pressure bonding machine, including workbench, the upper surface of workbench is equipped with lower pressure bonding template and mounting bracket, and lower pressure bonding template is located at the front end of mounting bracket, the upper side of lower pressure bonding template is provided with upper pressure bonding template, the upper pressure bonding template is set in the lifting mechanism for driving the upper pressure bonding template moves in Y axis direction, the lower surface front end of workbench is equipped with control box;

[0008] The inside upper side of the lower pressure bonding template is provided with the second connecting plate, the outer wall of the both sides of the second connecting plate is movably connected with the first connecting plate by the movable pin shaft, the outer wall of the other side of the first connecting plate is movably connected with the moving plate by the movable pin shaft, and the moving plate is located at the top of the both sides of the lower pressure bonding template, the inside of the lower pressure bonding template is provided with the rebound plate, the rebound plate is installed at the top of the connecting column, the bottom of the connecting column is sequentially penetrated through the first through hole and the second through hole and extended to the outside and connected with the limiting plate, the outer wall of the connecting column is sleeved with the spring, and the spring is located between the rebound plate and the workbench.

[0009] Preferably, the lifting mechanism is composed of a hydraulic telescopic rod, a lifting plate, a guide rod, a mounting plate and a pressure detection sensor, the hydraulic telescopic rod is installed at the top of the mounting bracket, the bottom of the hydraulic telescopic rod is penetrated through the surface of the mounting bracket and connected with the lifting plate, the lifting plate is connected with the mounting plate through the pressure detection sensor, and the upper pressure bonding template is installed on the lower surface of the mounting plate.

[0010] Preferably, the upper surface of the lifting plate is provided with the guide rod on both sides, the top of the guide rod is penetrated through the through hole on the top surface of the mounting bracket and extended to the outside, and the outer wall of the guide rod is clearance-fitted with the hole wall of the through hole.

[0011] Preferably, the lower surface of the moving plate is provided with a T-shaped limiting block, the other end of the T-shaped limiting block is installed in the T-shaped limiting groove, the T-shaped limiting groove is opened on the both sides of the top of the lower pressure bonding template, and the outer wall of the T-shaped limiting block is clearance-fitted with the groove wall of the T-shaped limiting groove.

[0012] Preferably, the outer wall of the connecting column is clearance-fitted with the hole wall of the second through hole, the first through hole is opened at the bottom center position of the lower pressure bonding template, and the second through hole is opened on the surface of the workbench.

[0013] Preferably, the circumferential outer wall of the bottom of the connecting column is provided with external threads, the surface of the limiting plate is provided with a threaded hole, and the external threads on the connecting column are screw-engagingly connected with the threaded hole on the limiting plate.

[0014] Preferably, the front end wall of the control box is provided with a display screen and control buttons, and the display screen is located on one side of the control buttons, and the inside of the control box is provided with an A / D conversion module and a single-chip microcomputer.

[0015] Compared with the prior art, the above one or more technical solutions have the following beneficial effects:

[0016] 1. In the utility model, when the staff carries out the crimping operation between the stainless steel hose, the joint spare part and the aramid fiber in the optical cable, the staff assembles the three between the stainless steel hose, the joint spare part and the aramid fiber in the optical cable, and then holds one end of the optical fiber cable and places the assembled optical fiber cable assembly connector joint on the second connecting plate, the staff starts the hydraulic telescopic rod and indirectly drives the upper crimping template to crimp the assembled optical fiber cable assembly connector joint, and the pressure detection sensor can detect the pressure caused by the upper crimping template to the assembled optical fiber cable assembly connector joint in the lower crimping template in real time, when the pressure data value detected by the pressure detection sensor reaches the preset pressure data value, the single-chip microcomputer in the control box controls the hydraulic telescopic rod to close, so that the utility model can effectively ensure the crimping pressure between the stainless steel hose, the joint spare part and the aramid fiber in the optical cable, avoid the situation that the crimping pressure of the assembled optical fiber cable assembly connector joint is too small to meet the mechanical performance requirements of the optical fiber cable assembly connector joint, and avoid the situation that the crimping pressure of the assembled optical fiber cable assembly connector joint is too large to cause the damage of the pressed structure.

[0017] 2. In the utility model, when the optical fiber cable assembly connector joint is crimped in the lower crimping template, the second connecting plate moves upward under the cooperation of the rebound plate, the connecting column, the spring and other structures, and when the upper crimping template moves to a certain horizontal height, the crimped optical fiber cable assembly connector joint moves out from the inside of the lower crimping template during the upward movement of the second connecting plate, so that the situation that the crimped optical fiber cable assembly connector joint is stuck in the inside of the lower crimping template and is not easy to take out is avoided, the staff can take out the crimped optical fiber cable assembly connector joint, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings accompanying the specification constitute part of this utility model and are used to provide further understanding of the utility model, and the illustrative embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model.

[0019] Figure 1 is the overall three-dimensional structure of the utility model Figure 1 .

[0020] Figure 2 is the overall three-dimensional structure of the utility model Figure 2 .

[0021] Figure 3 is the first working state structure diagram of the utility model down pressure connection template.

[0022] Figure 4 is the sectional view in the utility model Figure 3 .

[0023] Figure 5 is the second working state structure diagram of the utility model down pressure connection template.

[0024] Figure 6 is the sectional view in the utility model Figure 5 .

[0025] Figure 7 is the structure diagram of the utility model lifting mechanism.

[0026] In the figure:

[0027] 100, lifting mechanism; 110, hydraulic telescopic rod; 120, lifting plate; 121, guide rod; 130, mounting plate; 140, pressure detection sensor;

[0028] 200, mounting frame;

[0029] 300, upper pressure connection template;

[0030] 400, down pressure connection template; 410, moving plate; 411, T-shaped limiting block; 420, first connecting plate; 430, second connecting plate; 440, connecting column; 441, rebound plate; 450, spring; 460, first through hole; 470, T-shaped limiting groove; 480, limiting plate;

[0031] 500, control box;

[0032] 600, workbench; 610, second through hole. DETAILED DESCRIPTION

[0033] The utility model will be further described below in combination with the drawings and examples.

[0034] It should be pointed out that the following detailed description is exemplary, and is intended to provide further description of the utility model. Unless otherwise specified, all technical and scientific terms used in this paper have the same meaning as that generally understood by ordinary skilled in the art to which the utility model belongs.

[0035] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of exemplary embodiments according to the invention. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Furthermore, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0036] like Figures 1-7 As shown, a hydraulic crimping machine includes a worktable 600. A lower crimping template 400 and a mounting frame 200 are mounted on the upper surface of the worktable 600, and the lower crimping template 400 is located at the front end of the mounting frame 200. An upper crimping template 300 is arranged directly above the lower crimping template 400. The upper crimping template 300 is provided by a lifting mechanism 100 for moving the upper crimping template 300 in the Y-axis direction. A control box 500 is mounted on the front end of the lower surface of the worktable 600.

[0037] A second connecting plate 430 is provided on the upper inner side of the lower pressing template 400. The outer walls of both sides of the second connecting plate 430 are movably connected to the first connecting plate 420 via movable pins. The outer wall of the other side of the first connecting plate 420 is movably connected to a movable plate 410 via a movable pin. The movable plate 410 is located on both sides of the top of the lower pressing template 400. A spring plate 441 is provided on the inner side of the lower pressing template 400. The spring plate 441 is installed on the top of the connecting column 440. The bottom end of the connecting column 440 passes through the first through hole 460 and the second through hole 610 in sequence and extends to the outside to connect with the limiting plate 480. A spring 450 is sleeved on the outer side of the outer wall of the connecting column 440, and the spring 450 is located between the spring plate 441 and the worktable 600. The components include the movable plate 410, the first connecting plate 420, the second connecting plate 430, and the spring plate 441. With the coordinated arrangement of structures such as the connecting post 440 and the limiting plate 480, when the upper pressing template 300 presses the assembled fiber optic cable assembly connector placed on the second connecting plate 430, the assembled fiber optic cable assembly connector will first transmit the force to the second connecting plate 430 after being subjected to the force. The second connecting plate 430 will move downward after being subjected to the downward force. When the second connecting plate 430 moves downward and is in contact with the inner bottom end of the lower pressing template 400, the first connecting plate 420 will be in contact with the inner wall of the lower pressing template 400. During the movement of the first connecting plate 420, it will drive the moving plate 410 to move in the X-axis direction. When the second connecting plate 430 is no longer subjected to the force, the second connecting plate 430 will move upward to the initial position with the cooperation of structures such as the spring plate 441, the connecting post 440, and the spring 450.

[0038] The lifting mechanism 100 is combined by the hydraulic telescopic rod 110, the lifting plate 120, the guide rod 121, the mounting plate 130 and the pressure detection sensor 140, the hydraulic telescopic rod 110 is installed at the top end of the mounting frame 200, the bottom end of the hydraulic telescopic rod 110 penetrates the surface of the mounting frame 200 and is connected with the lifting plate 120, the lifting plate 120 is connected with the mounting plate 130 through the pressure detection sensor 140, the model of the pressure detection sensor 140 is MPX2010 pressure detection sensor, and the upper compression connection mold plate 300 is installed on the lower surface of the mounting plate 130.

[0039] The guide rod 121 is installed on the upper surface of the lifting plate 120, the top end of the guide rod 121 penetrates the through hole on the top end surface of the mounting frame 200 and extends to the outside, and the outer wall of the guide rod 121 is in clearance fit with the hole wall of the through hole, so that the movement of the lifting plate 120 is limited and guided, and the stability of the upper compression connection mold plate 300 during movement is enhanced.

[0040] The lower surface of the moving plate 410 is provided with a T-shaped limiting block 411, the other end of the T-shaped limiting block 411 is installed in a T-shaped limiting groove 470, the T-shaped limiting groove 470 is arranged on both sides of the top end of the lower compression connection mold plate 400, and the outer wall of the T-shaped limiting block 411 is in clearance fit with the groove wall of the T-shaped limiting groove 470, so that the movement of the moving plate 410 is limited and guided, and the stability of the moving plate 410 during movement is enhanced.

[0041] The outer wall of the connecting column 440 is in clearance fit with the hole wall of the second through hole 610, the first through hole 460 is arranged at the center of the bottom end of the lower compression connection mold plate 400, and the second through hole 610 is arranged on the surface of the workbench 600, so that the movement of the connecting column 440 is limited and guided, and the stability of the rebound plate 441 during movement is enhanced.

[0042] The circumferential outer wall of the bottom end of the connecting column 440 is provided with external threads, the surface of the limiting plate 480 is provided with a threaded hole, and the external threads on the connecting column 440 are in threaded engagement connection with the threaded hole on the limiting plate 480.

[0043] The front end wall of the control box 500 is provided with a display screen and control buttons, and the display screen is located on one side of the control buttons, the inside of the control box 500 is provided with an A / D conversion module and a single-chip microcomputer, the model of the A / D analog-digital conversion module is ADS1115 analog-digital conversion module, the model of the single-chip microcomputer is AT89S51 single-chip microcomputer, the output end of the pressure detection sensor 140 is electrically connected with the input end of the A / D analog-digital conversion module, the output end of the A / D analog-digital conversion module is electrically connected with the input end of the single-chip microcomputer, and the output end of the single-chip microcomputer is electrically connected with the input end of the hydraulic telescopic rod 110 and the display screen respectively.

[0044] Working principle: when the worker carries out the crimping operation between the stainless steel hose, the joint spare part and the aramid in the optical cable, the worker assembles the three between the stainless steel hose, the joint spare part and the aramid in the optical cable, holds one end of the optical fiber cable and places the assembled optical fiber cable assembly connector joint on the second connecting plate 430, the worker starts the hydraulic telescopic rod 110 and indirectly drives the upper crimping template 300 to crimp the assembled optical fiber cable assembly connector joint, in the process of crimping the assembled optical fiber cable assembly connector joint by the upper crimping template 300, the pressure detection sensor 140 can detect the pressure caused by the upper crimping template 300 to the assembled optical fiber cable assembly connector joint in the lower crimping template 400 in real time, when the pressure data value detected by the pressure detection sensor 140 reaches the preset pressure data value, the single-chip microcomputer in the control box 500 controls the hydraulic telescopic rod 110 to close, so that the utility model can effectively ensure the pressure when crimping the three between the stainless steel hose, the joint spare part and the aramid in the optical cable, not only avoids the case that the crimping pressure of the assembled optical fiber cable assembly connector joint is too small to meet the mechanical performance requirements of the optical fiber cable assembly connector joint, but also avoids the case that the crimping pressure of the assembled optical fiber cable assembly connector joint is too large to cause damage to the pressed structure, when the optical fiber cable assembly connector joint is crimped in the lower crimping template 400, when the hydraulic telescopic rod 110 drives the upper crimping template 300 to move upwards, the second connecting plate 430 will move upwards under the cooperation of the rebound plate 441, the connecting column 440 and the spring 450, when the upper crimping template 300 moves to a certain horizontal height, the crimped optical fiber cable assembly connector joint will move out from the inside of the lower crimping template 400 during the upward movement of the second connecting plate 430, so as to effectively avoid the case that the crimped optical fiber cable assembly connector joint is stuck in the inside of the lower crimping template 400 and is not easy to take out, which facilitates the worker to take out the crimped optical fiber cable assembly connector joint and improves the work efficiency.

[0045] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A hydraulic crimping machine comprising a worktable (600), characterized in that: The upper surface of the workbench (600) is provided with a lower pressing die template (400) and a mounting frame (200), the lower pressing die template (400) is located at the front end of the mounting frame (200), an upper pressing die template (300) is arranged above the lower pressing die template (400), the upper pressing die template (300) is arranged on a lifting mechanism (100) for driving the upper pressing die template (300) to move in the Y-axis direction, and a control box (500) is arranged at the front end of the lower surface of the workbench (600). A second connecting plate (430) is arranged above the inner side of the lower pressing die template (400), the outer walls on both sides of the second connecting plate (430) are movably connected with a first connecting plate (420) through movable pin shafts, the outer wall on the other side of the first connecting plate (420) is movably connected with a moving plate (410) through a movable pin shaft, the moving plate (410) is located at the top of both sides of the lower pressing die template (400), a rebound plate (441) is arranged on the inner side of the lower pressing die template (400), the rebound plate (441) is arranged at the top of a connecting column (440), the bottom end of the connecting column (440) penetrates the first through hole (460) and the second through hole (610) in sequence and extends to the outside to be connected with a limiting plate (480), a spring (450) is arranged on the outer wall of the connecting column (440), and the spring (450) is located between the rebound plate (441) and the workbench (600).

2. The hydraulic crimping machine of claim 1, wherein: The lifting mechanism (100) is composed of a hydraulic telescopic rod (110), a lifting plate (120), a guide rod (121), a mounting plate (130) and a pressure detection sensor (140), the hydraulic telescopic rod (110) is arranged at the top of the mounting frame (200), the bottom end of the hydraulic telescopic rod (110) penetrates the surface of the mounting frame (200) and is connected with the lifting plate (120), the lifting plate (120) is connected with the mounting plate (130) through the pressure detection sensor (140), and the upper pressing die template (300) is arranged on the lower surface of the mounting plate (130).

3. The hydraulic crimping machine of claim 2, wherein: The upper surface of the lifting plate (120) is provided with guide rods (121) on both sides, the top end of the guide rod (121) penetrates the through hole on the top surface of the mounting frame (200) and extends to the outside, and the outer wall of the guide rod (121) is in clearance fit with the hole wall of the through hole.

4. The hydraulic crimping machine of claim 1, wherein: The lower surface of the moving plate (410) is provided with a T-shaped limiting block (411), the other end of the T-shaped limiting block (411) is arranged in a T-shaped limiting groove (470), the T-shaped limiting groove (470) is arranged on both sides of the top of the lower pressing die template (400), and the outer wall of the T-shaped limiting block (411) is in clearance fit with the groove wall of the T-shaped limiting groove (470).

5. The hydraulic crimping machine of claim 1, wherein: The outer wall of the connecting column (440) is in clearance fit with the hole wall of the second through hole (610), the first through hole (460) is arranged at the center of the bottom end of the lower pressing die template (400), and the second through hole (610) is arranged on the surface of the workbench (600).

6. The hydraulic crimping machine of claim 1, wherein: The connecting column (440) has an external thread on its circumferential outer wall at the bottom end, and the limiting plate (480) has a threaded hole on its surface. The external thread on the connecting column (440) and the threaded hole on the limiting plate (480) are connected by threaded engagement.

7. The hydraulic crimping machine of claim 1, wherein: The front wall of the control box (500) is provided with a display screen and control buttons, and the display screen is located on one side of the control buttons. The control box (500) is provided with an A / D conversion module and a microcontroller.

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