Improved positioning and feeding mechanism for connecting line injection molding production

Abstract

The utility model discloses an improved positioning feeding mechanism for connecting line injection molding production, which comprises a machine base, a feeding seat arranged on the machine base and a first driving module for driving the feeding seat to move back and forth, a positioning clamp, a movable seat and a second driving module are arranged on the feeding seat, and the second driving module drives the positioning clamp to open and close through the movable seat. The second driving module is provided with a driving part and a pressure spring, the driving end of the driving part abuts against the movable seat, one end of the pressure spring abuts against the feeding seat, the other end of the pressure spring abuts against the movable seat, one of the driving part and the pressure spring drives the movable seat to move upwards, and the other end of the pressure spring drives the movable seat to move downwards. According to the positioning clamp, the stability is good in the process that the movable seat moves up and down, and the positioning clamp can be opened and closed more stably.

Description

TECHNICAL FIELD

[0001] The utility model relates to connecting line production equipment technical field, specifically related to a kind of positioning feeding mechanism for improved connecting line injection molding production. BACKGROUND

[0002] Connecting line (for example, mobile phone charging line) generally has plug-in terminal, when producing, plug-in terminal is welded with wire in connecting line, then the connection of plug-in terminal and wire is injection molded to form insulating block.

[0003] Positioning feeding mechanism for connecting line injection molding production is an automatic device for positioning and feeding connecting line, which mainly includes feeding seat and first driving module, positioning clamp, movable seat and second driving module are arranged on the feeding seat;Frame is arranged on injection molding machine, die bar is arranged on the frame, and there is slot on the die bar;In production, workers first put plug-in terminal into positioning clamp, then movable seat is driven to move down by second driving module, positioning clamp is clamped tightly by movable seat, then feeding seat is driven to move towards die bar by first driving module, plug-in terminal is inserted into slot for positioning, then movable seat is driven to move up by second driving module, positioning clamp is opened by movable seat, and finally frame and connecting line are transferred to injection molding mechanism for injection molding production. UTILITY MODEL CONTENT

[0004] The utility model provides positioning feeding mechanism for improved connecting line injection molding production, which can realize good stability during the process of movable seat moving up and down, so that positioning clamp is more stable when opening and closing.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] Positioning feeding mechanism for improved connecting line injection molding production, including machine base, feeding seat and first driving module for driving feeding seat to move forward and backward are arranged on machine base, positioning clamp, movable seat and second driving module are arranged on feeding seat, second driving module drives positioning clamp to open and close through movable seat, movable seat is slidably connected with feeding seat through guide assembly, second driving module has driving part and pressure spring, driving end of driving part abuts against movable seat, one end of pressure spring abuts against feeding seat, the other end of pressure spring abuts against movable seat, one of driving part and pressure spring drives movable seat to move up, and the other drives movable seat to move down.

[0007] The guiding assembly is arranged to make the movable seat and the feeding seat slide up and down, and the second driving module is arranged by the driving member and the pressure spring, the driving end of the driving member is in abutment with the movable seat, and the upper and lower ends of the pressure spring are in abutment with the feeding seat and the movable seat respectively, in production, the movable seat is driven to move upwards by the driving member, the movable seat drives the positioning clamp to open, and then the movable seat is driven to move downwards by the pressure spring, so that the movable seat drives the positioning clamp to clamp, when the driving member drives the movable seat to move upwards, the elastic force of the pressure spring is overcome, when the pressure spring drives the movable seat to move downwards, the driving end of the driving member is kept in abutment with the movable seat, and the guiding assembly is matched, so that the stability of the movable seat in the up and down movement process is good, and the opening and closing of the positioning clamp is more stable.

[0008] In one of the embodiments, the guiding assembly has first and second guiding assemblies arranged at left and right intervals, and the first and second guiding assemblies each have a guiding sleeve and a guiding rod, the guiding rod slides up and down in the guiding sleeve, so that the movable seat and the feeding seat slide up and down.

[0009] In one of the embodiments, the outer side of the guiding rod is sleeved with the pressure spring.

[0010] In one of the embodiments, the guiding sleeve is installed on the movable seat, the guiding rod is installed on the feeding seat, the upper end of the feeding seat is provided with a through hole, the upper end of the guiding rod passes through the through hole and extends upwards to be connected with a protruding block, a pressing plate is arranged above the protruding block, and the pressing plate and the feeding seat are in abutment with the protruding block to limit the up and down movement of the guiding rod.

[0011] In one of the embodiments, the upper end of the through hole is provided with a groove, a step is formed between the bottom of the groove and the through hole, the protruding block is embedded in the groove, and the lower surface of the protruding block is in abutment with the step.

[0012] In one of the embodiments, the lower end of the feeding seat is provided with a limiting groove, and the lower end of the guiding rod passes through the limiting groove to limit the radial movement of the guiding rod.

[0013] In one of the embodiments, the positioning clamp has first and second clamping arms arranged in a V shape, the upper ends of the first and second clamping arms are each provided with a clamping part, the feeding seat is provided with first and second guide grooves arranged obliquely, the first clamping arm is slidably arranged in the first guide groove, the second clamping arm is slidably arranged in the second guide groove, and the first and second clamping arms are movably connected with the movable seat.

[0014] In one of the embodiments, the driving member has a first pre-opening cylinder, a second pre-opening cylinder and a full-opening cylinder, and the full-opening cylinder is arranged between the first and second pre-opening cylinders.

[0015] In one embodiment, the driving end of the first driving module is connected with a mounting seat, the feeding seat is connected with the mounting seat in an up-down sliding mode, and the mounting seat is provided with a lifting driving unit for driving the feeding seat to move up and down.

[0016] In one embodiment, the base is further provided with a positioning groove and a strutting assembly, the feeding seat is arranged between the positioning groove and the strutting assembly, and the positioning groove is used for positioning a die strip, and the die strip is provided with a slot for inserting a plug-in terminal to position the plug-in terminal.

[0017] Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically, through setting up the guide assembly and making the movable seat and the feeding seat slide up and down, and setting up the second driving module composed of the driving part and the pressure spring, the driving end of the driving part abuts against the movable seat, the upper and lower ends of the pressure spring abut against the feeding seat and the movable seat respectively, in production, the movable seat can be driven to move up by the driving part, the movable seat drives the positioning clamp to open, then the movable seat is driven to move down by the pressure spring, the movable seat drives the positioning clamp to close, when the driving part drives the movable seat to move up, the elastic force of the pressure spring is overcome, when the pressure spring drives the movable seat to move down, the movable seat keeps abutting against the driving end of the driving part, and cooperates with the guide assembly, so that the stability during the up-down movement of the movable seat is good, and the opening and closing of the positioning clamp is more stable.

[0018] To make the structure features, technical means and specific purposes and functions of the utility model clearer, the utility model will be further explained in detail in combination with the drawings and specific embodiments as follows: BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the assembly structure schematic view of the embodiment of the utility model;

[0020] Figure 2 is the exploded schematic view of the embodiment of the utility model;

[0021] Figure 3 is the feeding seat, the positioning clamp, the movable seat, the second driving module assembly schematic view of the embodiment of the utility model;

[0022] Figure 4 is the positioning clamp, the movable seat, the pressing plate assembly schematic view of the embodiment of the utility model;

[0023] Figure 5 is the exploded schematic view of Figure 4 ;

[0024] Figure 6 is the front schematic view of Figure 4 ;

[0025] Figure 7 is the front schematic view of Figure 6A-A is a cross-sectional view of the embodiment of the present application in use state;

[0026] Figure 8 is Figure 4 a schematic view of the embodiment of the present application in use state;

[0027] Figure 9 is a schematic view of the embodiment of the present application in use state.

[0028] Brief Description of the Drawings:

[0029] 10-base, 11-positioning groove, 12-expansion assembly, 121-push rod, 122-third driving module, 20-feeding seat, 201-through hole, 202-pressing plate, 203-groove, 204-limiting groove, 205-step, 206-first guide groove, 207-second guide groove, 21-first driving module, 22-mounting seat, 23-lifting driving unit, 30-positioning clamp, 301-first clamping arm, 302-second clamping arm, 303-clamping part, 304-first pin shaft, 305-second pin shaft, 31-movable seat, 311-mounting groove, 312-first guide hole, 313-second guide hole, 32-second driving module, 33-driving piece, 331-first pre-opening cylinder, 332-second pre-opening cylinder, 333-full opening cylinder, 34-pressure spring, 40-guiding assembly, 41-first guiding assembly, 42-second guiding assembly, 43-guiding sleeve, 44-guiding rod, 45-protruding block, 50-connection line, 51-plug-in terminal, 60-material frame, 61-mold strip, 611-slot, 62-wire clamp, 621-clamping block. DETAILED DESCRIPTION

[0030] In the description of the present application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the application.

[0031] In the description of the present application, it should be explained that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] As Figures 1-9The utility model discloses an improved positioning and feeding mechanism for connecting line injection molding production, which comprises a base 10, a feeding seat 20 arranged on the base 10, a first driving module 21 for driving the feeding seat 20 to move forward and backward, a positioning clamp 30, a movable seat 31 and a second driving module 32 arranged on the feeding seat 20, wherein the second driving module 32 drives the positioning clamp 30 to open and close through the movable seat 31, and the positioning clamp 30 is arranged in multiple numbers along the left-right direction, and the positioning clamp 30 can clamp or release the plug-in terminal 51 on the connecting line 50.

[0033] The movable seat 31 is connected to the feeding seat 20 in a sliding manner through a guide assembly 40, the second driving module 32 comprises a driving member 33 and a pressure spring 34, the driving end of the driving member 33 is in abutment with the movable seat 31, one end of the pressure spring 34 is in abutment with the feeding seat 20, the other end of the pressure spring 34 is in abutment with the movable seat 31, one of the driving member 33 and the pressure spring 34 drives the movable seat 31 to move upward, and the other one drives the movable seat 31 to move downward, specifically, the driving member 33 drives the movable seat 31 to move upward, so that the movable seat 31 drives the positioning clamp 30 to open, and the pressure spring 34 makes the movable seat 31 always have a downward movement trend, so that the movable seat 31 drives the positioning clamp 30 to clamp, and it can be understood that the driving member 33 can also drive the movable seat 31 to move downward, and correspondingly, the pressure spring 34 makes the movable seat 31 always have an upward movement trend.

[0034] The guide assembly 40 comprises first guide assemblies 41 and second guide assemblies 42 arranged in a left-right interval, and the first guide assemblies 41 and the second guide assemblies 42 each comprise a guide sleeve 43 and a guide rod 44, the guide rod 44 is slidably arranged in the guide sleeve 43 in an up-down direction, so that the movable seat 31 is connected to the feeding seat 20 in a sliding manner in the up-down direction, the guide sleeve 43 and the guide rod 44 are arranged in a sliding fit in the up-down direction, so that the movable seat 31 is connected to the feeding seat 20 in a sliding manner in the up-down direction, and the stability is good.

[0035] The pressure spring 34 is sleeved on the outer side of the guide rod 44, and specifically, the number of the pressure spring 34 is the same as the number of the guide rod 44, the pressure spring 34 is sleeved on the outer side of the guide rod 44, the space is fully utilized, the layout is reasonable and compact, and the volume of the whole mechanism is reduced.

[0036] The guide sleeve 43 is installed on the movable seat 31, the guide rod 44 is installed on the feeding seat 20, the movable seat 31 is provided with a mounting groove 311, the guide sleeve 43 is installed in the mounting groove 311, one end of the pressure spring 34 is inserted into the mounting groove 311 and in abutment with the guide sleeve 43, and it can be understood that the installation positions of the guide sleeve 43 and the guide rod 44 can be interchanged.

[0037] The upper end of the feeding seat 20 is provided with a through hole 201 corresponding to the guide rod 44, the upper end of the guide rod 44 extends upward through the through hole 201 and is connected with a protrusion 45, the outer diameter of the protrusion 45 is larger than the outer diameter of the guide rod 44, and the upper side of the protrusion 45 is provided with a pressing plate 202, the pressing plate 202 and the feeding seat 20 are both in abutment with the protrusion 45, so as to limit the up-down movement of the guide rod 44; by arranging the protrusion 45 and the pressing plate 202, the pressing plate 202 and the feeding seat 20 are both in abutment with the protrusion 45, when installing, the pressing plate 202 is pressed downward to tightly press the protrusion 45 on the feeding seat 20, so as to limit the up-down movement of the guide rod 44; when disassembling, the guide rod 44 can be moved upward out of the through hole 201 after the pressing plate 202 is disassembled, so that the abutment mode is adopted, and the installation and disassembly of the guide rod 44 are facilitated.

[0038] The upper end of the through hole 201 is provided with a groove 203 with an upward opening, a step 205 is formed between the bottom of the groove 203 and the through hole 201, the protrusion 45 is embedded in the groove 203, and the lower surface of the protrusion 45 is in abutment with the step 205, and the upper surface of the protrusion 45 is in abutment with the pressing plate 202.

[0039] The lower end of the feeding seat 20 is provided with a limiting groove 204 corresponding to the guide rod 44, the lower end of the guide rod 44 is inserted into the limiting groove 204, so as to limit the radial movement of the lower end of the guide rod 44, and the circumferential outer wall of the guide rod 44 is attached to the circumferential inner wall of the limiting groove 204, specifically, the limiting groove 204 is a through groove, and the through groove extends upward and downward; by arranging the limiting groove 204, the radial movement of the lower end of the guide rod 44 is limited by the limiting groove 204, so that the guide rod 44 remains stable, and when installing or disassembling, the guide rod 44 can be inserted into or taken out of the limiting groove 204, so that the installation and disassembly are facilitated.

[0040] The positioning clamp 30 has a first clamping arm 301 and a second clamping arm 302 arranged in a V shape, the upper end of each of the first clamping arm 301 and the second clamping arm 302 is provided with a clamping part 303, the feeding seat 20 is provided with a first guide groove 206 and a second guide groove 207 arranged obliquely, the first clamping arm 301 is linearly and slidably arranged in the first guide groove, the second clamping arm 302 is linearly and slidably arranged in the second guide groove, and the first clamping arm 301 and the second clamping arm 302 are both movably connected with a movable seat 31, specifically, the first guide groove and the second guide groove are both arranged on the pressing plate 202.

[0041] The movable seat 31 is provided with a first guide hole 312 and a second guide hole 313 which are inclined, the first guide hole 312 extends downwardly and rightwardly from top to bottom, the second guide hole 313 extends downwardly and leftwardly from top to bottom, the first clamping arm 301 is provided with a first pin shaft 304 which is movably arranged in the first guide hole 312, the second clamping arm 302 is provided with a second pin shaft 305 which is movably arranged in the second guide hole 313, the axis of the first pin shaft 304 and the second pin shaft 305 extends in the front-rear direction.

[0042] The feeding seat 20 is provided with a positioning recess 208 for positioning the plug-in terminal 51, the positioning recess 208 is upwardly open, the positioning clamp 30 can clamp the plug-in terminal 51 in the positioning recess 208, specifically, the positioning recess 208 is arranged on the pressing plate 202, and the positioning recess 208 penetrates the front-rear surface of the pressing plate 202.

[0043] The driving member 33 has a first pre-opening cylinder 331, a second pre-opening cylinder 332 and a full-opening cylinder 333, the full-opening cylinder 333 is arranged between the first pre-opening cylinder 331 and the second pre-opening cylinder 332, the stroke of the driving end of the full-opening cylinder 333 is greater than the stroke of the driving end of the first pre-opening cylinder 331 and the second pre-opening cylinder 332, when the first pre-opening cylinder 331 and the second pre-opening cylinder 332 drive the movable seat 31 to move upwardly, the movable seat 31 drives the positioning clamp 30 to open to a half-open state, at this time, the worker can insert the plug-in terminal 51 on the connecting wire 50 into the positioning clamp 30, when the full-opening cylinder 333 drives the movable seat 31 to move upwardly, the movable seat 31 drives the positioning clamp 30 to open to a full-open state, which is convenient for the plug-in terminal 51 to be subsequently separated upwardly from the positioning clamp 30.

[0044] The driving end of the first driving module 21 is connected with a mounting seat 22, the mounting seat 22 is in front-rear sliding connection with the base 10, the feeding seat 20 is in upper-lower sliding connection with the mounting seat 22, the mounting seat 22 is provided with a lifting driving unit 23 for driving the feeding seat 20 to move upwardly and downwardly, the first driving module 21 is a cylinder, and the lifting driving unit 23 is also a cylinder.

[0045] The machine base 10 is further provided with a positioning groove 11 and a spreading assembly 12, the feeding seat 20 is arranged between the positioning groove 11 and the spreading assembly 12, the positioning groove 11 is used for positioning a die strip 61, the die strip 61 is provided with a plug-in groove 611 for inserting a plug-in terminal 51 to position the plug-in terminal 51, the spreading assembly 12 has a push rod 121 and a third driving module 122 for driving the push rod 121 to move forward and backward, the push rod 121 can be inserted into a wire clamp 62 forwardly to spread the clamp blocks 621 on the wire clamp 62, so that the connecting wires 50 are put into the clamp blocks 621, the clamp blocks 621 can clamp the connecting wires 50, and each two clamp blocks 621 clamp one connecting wire 50, and the third driving module 122 is a pneumatic cylinder.

[0046] The working principle of the utility model is as follows:

[0047] The utility model is installed on vertical injection molding machine (not shown), vertical injection molding machine is provided with material frame 60 that can rotate with carousel (not shown), material frame 60 is provided with die strip 61 and wire clamp 62, carousel can also drive material frame 60, die strip 61 and wire clamp 62 synchronous up-down movement.

[0048] When working, carousel drives material frame 60 to move down, makes die strip 61 enter positioning groove 11, wire clamp 62 is located at the front side of push rod 121, lifting drive unit 23 drives feeding seat 20 to move up, feeding seat 20 drives positioning clamp 30, movable seat 31, second driving module 32 synchronous up-moving, makes positioning recess 208 correspond with plug-in groove 611 on die strip 61;

[0049] First pre-opening pneumatic cylinder 331 and second pre-opening pneumatic cylinder 332 drive movable seat 31 to move up, movable seat 31 makes positioning clamp 30 open to half-open state, third driving module 122 drives push rod 121 to move forward, makes push rod 121 insert into wire clamp 62 and spread clamp block 621 on wire clamp 62, worker places plug-in terminal 51 on connecting wire 50 in positioning recess 208 and places connecting wire 50 in clamp block 621, at this time, the front end of plug-in terminal 51 protrudes from the front side wall of feeding seat 20, first pre-opening pneumatic cylinder 331 and second pre-opening pneumatic cylinder 332 retract downward, pressure spring 34 pushes movable seat 31 to move down, makes positioning clamp 30 clamp plug-in terminal 51 in positioning recess 208, clamp block 621 is still in the state of loosening;

[0050] First driving module 21 drives mounting seat 22 to move forward, sliding drives feeding seat 20, lifting drive unit 23, positioning clamp 30, movable seat 31, second driving module 32, plug-in terminal 51 and connecting wire 50 synchronous forward movement, the front end of plug-in terminal 51 is inserted into plug-in groove 611;

[0051] Full open cylinder 333 drive activity seat 31 up, activity seat 31 make positioning clamp 30 open to full open state, the third drive module 122 drive push rod 121 rear, push rod 121 no longer prop open clamping block, clamping block 621 clamping connecting wire 50, carousel drive material frame 60 up, material frame 60 drive mould strip 61, wire clamp 62, plug-in terminal 51 and connecting wire 50 up;

[0052] Carousel rotation, drive material frame 60 to injection molding mechanism (not shown), injection molding mechanism to the connection of plug-in terminal 51 and connecting wire 50 in the wire insulation block.

[0053] In summary, the utility model discloses a guiding assembly 40 make activity seat 31 and feed seat 20 slide connection, and setting up by drive 33 and pressure spring 34 constitute the second drive module 32, the drive end of drive 33 and activity seat 31 abut, the upper and lower ends of pressure spring 34 respectively with feed seat 20 and activity seat 31 abut, in production, can by drive 33 drive activity seat 31 up, make activity seat 31 drive positioning clamp 30 open, again by pressure spring 34 push activity seat 31 down, make activity seat 31 drive positioning clamp 30 clamping, drive 33 drive activity seat 31 up when overcome the elastic force of pressure spring 34, pressure spring 34 drive activity seat 31 down when activity seat 31 and the drive end of drive 33 keep abut, and cooperate guiding assembly 40, thereby realize activity seat 31 up and down the process of good stability, make positioning clamp 30 open and close more stable.

[0054] The above, only the preferred embodiment of the utility model has, and does not use to limit the utility model, therefore, any modification, equivalent replacement, improvement etc. that is made according to the technical actuality of the utility model to the above embodiment, all still belong to the range of the utility model technical scheme.

Claims

1. An improved positioning and feeding mechanism for injection molding production of connecting lines, characterized in that, It includes a base, a feeding seat on the base, and a first drive module for driving the feeding seat to move back and forth. The feeding seat is provided with a positioning clamp, a movable seat, and a second drive module. The second drive module drives the positioning clamp to open and close through the movable seat. The movable seat is slidably connected to the feeding seat via a guide assembly. The second drive module has a drive component and a pressure spring. The drive end of the drive component abuts against the movable seat, one end of the pressure spring abuts against the feeding seat, and the other end of the pressure spring abuts against the movable seat. Among the drive component and the pressure spring, one drives the movable seat to move upward, and the other drives the movable seat to move downward.

2. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 1, characterized in that, The guide assembly has a first guide assembly and a second guide assembly arranged at left and right intervals. Both the first guide assembly and the second guide assembly have a guide sleeve and a guide rod. The guide rod slides up and down through the guide sleeve so that the movable seat and the feeding seat are slidably connected up and down.

3. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 2, characterized in that, The pressure spring is sleeved on the outer side of the guide rod.

4. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 2, characterized in that, The guide sleeve is mounted on the movable seat, and the guide rod is mounted on the feeding seat. The upper end of the feeding seat is provided with a through hole. The upper end of the guide rod extends upward through the through hole and is connected to a protrusion. A pressure plate is provided above the protrusion. Both the pressure plate and the feeding seat abut against the protrusion to restrict the up and down movement of the guide rod.

5. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 4, characterized in that, The upper end of the through hole is provided with a groove, and a step is formed between the bottom of the groove and the through hole. The protrusion is embedded in the groove, and the lower surface of the protrusion abuts against the step.

6. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 5, characterized in that, The lower end of the feeding seat is provided with a limiting groove, and the lower end of the guide rod passes through the limiting groove to restrict the radial movement of the guide rod.

7. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 1, characterized in that, The positioning clamp has a first clamping arm and a second clamping arm arranged in a V shape. The upper ends of the first clamping arm and the second clamping arm are provided with clamping parts. The feeding seat is provided with a first guide groove and a second guide groove arranged at an inclination. The first clamping arm is slidably disposed in the first guide groove, and the second clamping arm is slidably disposed in the second guide groove. The first clamping arm and the second clamping arm are both movably connected to the movable seat.

8. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 1, characterized in that, The drive unit has a first pre-opening cylinder, a second pre-opening cylinder, and a fully open cylinder, with the fully open cylinder located between the first pre-opening cylinder and the second pre-opening cylinder.

9. The improved positioning and feeding mechanism for injection molding production of connecting lines according to claim 1, characterized in that, The first drive module is connected to a mounting base at its drive end. The feeding base is slidably connected to the mounting base, and the mounting base is provided with a lifting drive unit that drives the feeding base to move up and down.

10. The improved positioning and feeding mechanism for injection molding production of connecting lines according to any one of claims 1-9, characterized in that, The base is also provided with a positioning groove and a spreading assembly. The feeding seat is located between the positioning groove and the spreading assembly. The positioning groove is used to position the mold strip. The mold strip is provided with a slot for inserting the plug-in terminal to position the plug-in terminal.

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