CN115332907B - Outer conductor axial crimping device of semi-rigid cable - Google Patents

Abstract

The invention discloses an axial crimping device for an outer conductor of a semi-rigid cable, and relates to the technical field of cable crimping devices. The invention comprises the following steps: the cable crimping device comprises a rectangular frame, a hydraulic jacking cylinder is fixedly installed at the inner bottom of the rectangular frame, a lower die positioned on the upper side of the hydraulic jacking cylinder is installed in the rectangular frame in a sliding mode, an upper die positioned above the lower die is detachably installed in the rectangular frame, and a shaping groove for crimping a cable is formed in the opposite surface of the upper die and the lower die; and the feeding plate is arranged on the disc on one side of the rectangular frame in a rotating mode, a plurality of receiving cylinders are arranged on the disc in an array mode, and clamping rings used for clamping the cable terminal are arranged in the receiving cylinders in a sliding mode along the axis direction of the receiving cylinders. According to the invention, the terminals can be continuously provided through the arrangement of the feeding disc, and the device can be used for automatically carrying out crimping operation by personnel only needing to install a cable, so that a great deal of time and labor are saved, the operation difficulty is reduced, and the processing efficiency is improved.

Description

Outer conductor axial crimping device of semi-rigid cable

Technical Field

The invention relates to the technical field of cable crimping devices, in particular to an axial crimping device for an outer conductor of a semi-rigid cable.

Background

The semi-rigid coaxial cable is mainly used for communication lines, and when the semi-rigid coaxial cable is butted or installed, the end part of the semi-rigid coaxial cable needs to be subjected to axial compression joint of an outer conductor, and a conductive terminal is compressed and connected to the end part of the outer conductor, so that the semi-rigid coaxial cable can be conveniently butted with other equipment for use.

The existing cable crimping device usually adopts a manual crimping mode, a conductive terminal is required to be sleeved at the end part of a semi-steel cable manually, then the whole cable crimping device is put into a die of the crimping device, and the terminal is deformed and fixed at the end part of the cable by up-down extrusion of the die, but the operation mode has the following problems:

1. when the terminal is sleeved, the gap between the terminal and the cable is small, and the terminal can be completely sleeved by a hammer in a manual mode, so that the operation is troublesome and the labor is extremely consumed;

2. in the process from the sleeving connection of the cable terminal to the crimping formation, workers need to judge the accuracy of the sleeving connection position and the crimping position, the cable terminal is extremely unstable, the conductive effect of the formed cable is easily influenced,

3. when the whole crimping operation needs to be controlled by the operation proficiency of personnel, the efficiency is not fixed, and the productivity is low.

Therefore, the invention provides an axial crimping device for an outer conductor of a semi-rigid cable.

Disclosure of Invention

The invention aims to: in order to solve the problems in the background art, the invention provides an axial crimping device for an outer conductor of a semi-rigid cable.

The invention specifically adopts the following technical scheme for realizing the purpose:

an outer conductor axial crimping device of a semi-rigid cable, comprising:

the cable crimping device comprises a rectangular frame, a hydraulic jacking cylinder is fixedly installed at the inner bottom of the rectangular frame, a lower die positioned on the upper side of the hydraulic jacking cylinder is installed in the rectangular frame in a sliding mode, an upper die positioned above the lower die is detachably installed in the rectangular frame, and a shaping groove for crimping a cable is formed in the opposite surface of the upper die and the lower die;

the cable connector comprises a rectangular frame, a feeding disc and a connecting plate, wherein the feeding disc comprises a disc rotatably arranged on one side of the rectangular frame, a plurality of receiving cylinders are arranged on the disc in an array manner, clamping rings for clamping cable terminals are arranged in the receiving cylinders in a sliding manner along the axial direction of the receiving cylinders, a return spring is connected between each clamping ring and the end part of each receiving cylinder, and a guide clamp for supporting the terminals is detachably connected to the other end of each receiving cylinder;

the driving piece is arranged in the rectangular frame and is used for driving the disc to rotate;

the number of the elastic contact pieces is multiple, the elastic contact pieces are arranged opposite to the bearing cylinders in pairs, and the elastic contact pieces are connected to the circular disc and are used for driving the size of the inner hole of the clamping ring to extend;

the rectangular frame is fixedly connected with a mounting frame, the lower pressing piece comprises an electric push rod which is fixedly connected to the bottom of the mounting frame and located on one side of the disc, and the electric push rod is used for driving the elastic contact piece to move downwards;

the pushing piece comprises a hydraulic push rod horizontally arranged in the mounting frame, an L-shaped plate is fixedly connected to the output end of the hydraulic push rod, a push pipe used for abutting against one of the clamping rings to move is fixedly connected to the bottom of the L-shaped plate, and the push pipe and the shaping groove are coaxially arranged.

Further, the locating piece has all been constructed to both sides in the rectangle frame, go up the mould slip cap and establish between two locating pieces and can dismantle the connection through the bolt, both sides all are constructed the spout that is located the locating piece below in the rectangle frame, equal slidable mounting has the stopper in the spout, bed die slidable mounting just can dismantle the connection through the bolt between two stoppers.

Further, the fixed groove comprises a round groove used for clamping the cable and a crimping groove used for crimping the terminal, a plurality of protruding blocks are formed in the round groove along the circumferential array, the diameter of the crimping groove is larger than that of the round groove, and expansion grooves are formed in the two sides of the crimping groove.

Furthermore, the disc middle part is constructed with the through-hole, the installing frame runs through the setting in the through-hole, it has a plurality of arcs to construct along circumference array on the disc, accept a section of thick bamboo fixed connection respectively in the arc, the disc is constructed towards one side of rectangle frame and is had the grafting ring that sets up around the through-hole, the grafting ring passes through the bearing and rotates and install on the rectangle frame.

Further, the driving piece includes the fixed ring gear of establishing on the grafting ring of cover, fixed mounting has gear motor in the rectangle frame, fixedly connected with and the drive gear of ring gear engaged with on gear motor's the output shaft.

Further, a bearing section of thick bamboo is including connecting the U type circle frame in the arc wall, the U type circle frame is constructed with the one end that the disc was carried on the back mutually and is used for inserting the perforation of establishing the cable terminal, U type circle frame all is constructed the connecting block for opening and on its inside both sides wall towards the one end of disc, the direction is pressed from both sides including two Y type poles, Y type pole passes through the bolt and can dismantle the connection on the connecting block.

Further, the grip ring includes the n template of slidable mounting in U type circle frame, n template upper end is constructed the link of lock at U type circle frame upside, the lower extreme of n template is constructed there is the inserting groove, it is equipped with the U template to slide in the inserting groove, be connected with coupling spring between U template upper end and the inserting groove interior top, the bottom of U template is provided with the expansion plate of lock at U type circle frame downside.

Furthermore, the expansion plate comprises an insertion plate constructed at the lower end of the U-shaped plate, an arc-shaped frame buckled on the lower side of the U-shaped circular frame is slidably sleeved on the insertion plate, two movable through grooves vertically arranged are constructed on the arc-shaped frame, and fastening bolts penetrating through the insertion plate are slidably mounted in the movable through grooves.

Further, elasticity conflict piece includes fixed connection and is located the connecting rod of arc wall both sides on the disc, slidable mounting has the slider in the connecting rod, all be connected with supporting spring between slider and the disc circumference side, U type circle frame bottom is constructed with embedded groove, all be constructed with on the slider insert including inserting and establish in the embedded groove, two fixedly connected with is located the board of accepting of U type circle frame downside between the slider, slidable mounting has the depression bar of running through U type circle frame and contradicting on accepting on the board on the disc.

Furthermore, the L-shaped plate comprises a vertical plate fixedly connected to the output end of the hydraulic push rod, and a reinforcing plate is fixedly connected between the vertical plate and the output shaft of the hydraulic push rod.

The invention has the following beneficial effects:

1. the invention can put a plurality of terminals into the bearing cylinder respectively, put the cable to be crimped into the shaping grooves of the upper die and the lower die, use the hydraulic jacking cylinder to drive the upper die and the lower die to clamp the cable, and then push the terminals in the bearing cylinder to the cable through the pushing piece until the terminals are sleeved at the end part of the cable, thus completing the sleeving operation of the terminals without manually beating the sleeving by personnel, and saving a large amount of manpower.

2. According to the invention, the upper die and the lower die are separated through the hydraulic jacking cylinder, then the cable sleeved with the terminal is continuously pushed by the pushing piece to move until the part of the terminal to be crimped enters the shaping groove, and then the upper die and the lower die are closed again through the hydraulic jacking cylinder so as to extrude the terminal, and the setting of the shaping groove can effectively position the terminal and improve the crimping accuracy.

3. According to the invention, the whole crimping operator only needs to put the terminal into the receiving cylinder, put the cable into the shaping groove and start the equipment without other operations, so that the operation is simpler, the crimping efficiency is higher, and the crimping time is greatly saved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a semi-sectional view of the invention in a three-dimensional configuration;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is a partial perspective half-sectional view of the present invention;

FIG. 5 is a perspective view of the structure of the upper tray part of the invention;

FIG. 6 is a perspective view of another part of the structure of the feeding tray of the present invention;

FIG. 7 is an exploded perspective view of the clamp ring of the present invention;

fig. 8 is an exploded perspective view of the resilient abutting member of the present invention;

reference numerals: 1. a rectangular frame; 101. installing a frame; 102. positioning blocks; 103. a chute; 104. a limiting block; 2. a hydraulic jacking cylinder; 3. a lower die; 4. an upper die; 5. a shaping groove; 501. a circular groove; 5011. a bump; 502. a crimping groove; 5021. expanding the groove; 6. feeding a material plate; 601. a disc; 6011. a through hole; 6012. an arc-shaped slot; 6013. a plug-in ring; 602. a receiving cylinder; 6021. a U-shaped round frame; 60211. an embedded groove is formed; 6022. perforating; 6023. connecting blocks; 603. a clamp ring; 6031. an n-shaped plate; 6032. hanging blocks; 6033. inserting grooves; 6034. a U-shaped plate; 6035. a connecting spring; 6036. a retractable plate; 60361. a plugboard; 60362. an arc frame; 60363. a movable through groove; 60364. fastening a bolt; 604. a return spring; 605. a guide clamp; 6051. a Y-shaped rod; 7. a drive member; 701. a ring gear; 702. a reduction motor; 703. a drive gear; 8. a resilient contact element; 801. a connecting rod; 802. a slider; 803. a support spring; 804. an insert block; 805. a bearing plate; 806. a lower pressure lever; 9. a push-down member; 901. an electric push rod; 10. a pusher member; 1001. a hydraulic push rod; 1002. an L-shaped plate; 10021. a vertical plate; 10022. a reinforcing plate; 1003. and (7) pushing the pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1 to 3, an embodiment of the present invention provides an axial crimping device for an outer conductor of a semi-rigid cable, including:

the cable crimping device comprises a rectangular frame 1, wherein a hydraulic jacking cylinder 2 is fixedly installed at the inner bottom of the rectangular frame 1, a lower die 3 located on the upper side of the hydraulic jacking cylinder 2 is installed in the rectangular frame 1 in a sliding manner, an upper die 4 located above the lower die 3 is installed in the rectangular frame 1 in a detachable manner, a shaping groove 5 for crimping a cable is formed in the opposite surface of the upper die 4 and the lower die 3, the upper die 4 and the lower die 3 are arranged oppositely, semi-arc grooves are formed in the opposite surfaces, the two semi-arc grooves are butted to form the shaping groove 5, one end of the shaping groove 5 is large in opening, the other end of the shaping groove 5 is small in opening, the large opening is used for crimping a terminal, and the small opening is used for clamping the cable;

an upper tray 6, including a circular disc 601 rotatably mounted on one side of the rectangular frame 1, the circular disc 601 is disposed on one side of the large opening of the fixed groove 5, a plurality of receiving barrels 602 are mounted on the circular disc 601 in an array manner, a clamping ring 603 for clamping a cable terminal is slidably mounted in the receiving barrel 602 along the axial direction, the terminal is generally in a U shape or a ring shape, one end of the terminal is connected with a tubular sleeve for sleeving an outer conductor of the cable, the inner diameter of the clamping ring 603 is the same as the diameter of the tubular sleeve, when the terminal is placed, the tubular sleeve needs to be inserted into the clamping ring 603, and the opening of the tubular sleeve is arranged towards the upper die 4 and the lower die 3, so that subsequent cable sleeving operation is facilitated, a return spring 604 is connected between the end of the clamping ring 603 and the end of the receiving barrel 602, the other end of the receiving barrel 602 is detachably connected with a guide clamp 605 for supporting the terminal, after the tubular sleeve of the terminal is inserted into the clamping ring 603, the end needs to be slid into the guide clamp 605, through the support of the two, so that the horizontal direction of the terminal can be conveniently positioned, the terminal can prevent the semi-steel cable terminal from being sleeved and the semi-steel cable terminal from being unable to be continuously crimped, and the continuous crimping operation of the plurality of the receiving barrels 601 can be performed, and the continuous crimping terminal can be performed, and the continuous crimping operation can be performed without the continuous crimping operation of the continuous terminal 601, and the continuous operation can be performed, and the continuous crimping operation can be performed, and the continuous operation of the continuous operation can be performed;

the driving part 7 is arranged in the rectangular frame 1 and is used for driving the disc 601 to rotate, so that the bearing barrels 602 on the disc 601 can be driven to be sequentially butted with the fixed grooves 5, and terminals in the bearing barrels can be conveniently and sequentially crimped;

the elastic contact pieces 8 are arranged in pairs and opposite to the receiving cylinder 602, namely the number of the elastic contact pieces is consistent with that of the receiving cylinder 602 and the elastic contact pieces are arranged along the center of the circular disc 601 and spread outwards, the elastic contact pieces 8 are connected to the circular disc 601 and used for driving the size of the inner hole of the clamping ring 603 to extend, and the inner hole of the clamping ring 603 can be driven to deform when the elastic contact pieces 8 move, so that the size of the inner hole is enlarged, a U-shaped joint or an annular joint of a terminal can penetrate through the clamping ring 603 to be separated from the clamping ring 603, and a subsequent cable can be continuously crimped with the terminal in the next clamping ring 603;

the lower pressing piece 9 is fixedly connected with the mounting frame 101 on the rectangular frame 1, the lower pressing piece 9 comprises an electric push rod 901 which is fixedly connected to the bottom of the mounting frame 101 and located on one side of the disc 601, the electric push rod 901 is used for driving the elastic contact piece 8 to move downwards, and the electric push rod 901 can electrically control the expansion of the clamping ring 603, so that the clamping ring 603 does not need to be disassembled, and manpower is saved;

the pushing piece 10 comprises a hydraulic push rod 1001 horizontally arranged in the mounting frame 101, the output end of the hydraulic push rod 1001 is fixedly connected with an L-shaped plate 1002, the bottom of the L-shaped plate 1002 is fixedly connected with a push pipe 1003 used for abutting against one clamping ring 603 to move, the push pipe 1003 and the shaping groove 5 are coaxially arranged, the push pipe 1003 can be driven to push the clamping ring 603 or directly push a terminal to move in the bearing cylinder 602 through the movement of the output end of the hydraulic push rod 1001, so that the terminal can be sleeved on a cable without manual sleeving of the terminal, the pushing force of the hydraulic push rod 1001 is larger, the movement precision is higher through the limiting of the clamping ring 603, compared with manual hammering of the sleeved terminal, the pushing piece is more convenient and accurate, and the sleeving efficiency is improved;

when the integral device is used, a plurality of terminals can be firstly placed into different receiving barrels 602 respectively, tubular sleeves of the terminals are inserted into the clamping rings 603, the disc 601 can be driven to rotate by the driving piece 7, one of the receiving barrels 602 can be communicated with the shaping groove 5, at the moment, a semi-steel cable can penetrate between the lower die 3 and the upper die 4 and is inserted into the guide clamp 605 in the receiving barrel 602, the end part of the semi-steel cable needs to at least exceed the length of one terminal sleeve of the shaping groove 5, then the lower die 3 is driven to move upwards by the hydraulic jacking cylinder 2 until the lower die 3 and the upper die 4 clamp and fix the cable, at the moment, the L-shaped plate 1002 can be driven to move towards the disc 601 by the pushing piece 10, so that the pushing tube 1003 pushes against the clamping rings 603 or a terminal body to drive the clamping rings 603 to move towards the cable until the cable is completely sleeved on the cable, then the driving part 7 drives the lower die 3 to move downwards for a certain distance to release the clamping force, at the moment, the pushing part 10 continues to push, the cable sleeved with the terminal can move towards the fixed groove 5 until the cable is abutted against the fixed groove 5, the hydraulic jacking cylinder 2 drives the lower die 3 to move upwards again, the terminal can be extruded to generate deformation and be stably fixed on an outer conductor of the semi-steel cable, the crimping work is completed, then the elastic abutting part 8 can be driven by an electric push rod 901 in the lower pressing part 9 to move, so that an opening of the clamping ring 603 is expanded to be capable of penetrating through the whole terminal, the whole crimped cable can be taken out of the device from the other side of the device, then the pushing part 10 moves out of the receiving cylinder 602, the clamping ring 603 can reset through the contraction of a reset spring 604, and then the next receiving cylinder 602 moves to the fixed groove 5 through the rotation of the disc 601, the operation is repeated, the circulation is reciprocating, and the empty receiving barrel 602 can be continuously fed with materials during the period, so that the cable crimping is continuously carried out, the crimping efficiency can be effectively improved, the manual operation steps and the operation difficulty are reduced, and the labor and the time are saved.

As shown in fig. 4, in some embodiments, positioning blocks 102 are constructed on two sides of a rectangular frame 1, an upper mold 4 is slidably sleeved between the two positioning blocks 102 and detachably connected through a bolt, the two positioning blocks 102 are arranged to be used for connecting different upper molds 4, and are fixed through a bolt, the upper molds 4 constructed with different fixing grooves 5 are conveniently replaced, sliding grooves 103 located below the positioning blocks 102 are constructed on two sides of the rectangular frame 1, limiting blocks 104 are slidably installed in the sliding grooves 103, a lower mold 3 is slidably installed between the two limiting blocks 104 and detachably connected through a bolt, the lower mold 3 is not connected with a hydraulic top cylinder 2, only a conflict relation exists between the two sides, the lower mold 3 can be contacted to drive the limiting blocks 104 to move upwards synchronously when an output end of the hydraulic top cylinder 2 moves upwards, the lower mold 3 can be replaced through the limiting blocks 104 and the bolt, and the flexibility and the application range of the device can be increased by matching with the replacement of the upper mold 4.

As shown in fig. 2, in some embodiments, the shaping groove 5 includes a circular groove 501 for clamping the cable and a crimping groove 502 for crimping the terminal, a plurality of protrusions 5011 are configured in the circular groove 501 along a circumferential array for increasing friction with the cable, thereby improving clamping stability and facilitating smooth proceeding of the terminal socket joint, the diameter of the crimping groove 502 is larger than that of the circular groove 501, and expansion grooves 5021 are configured on both sides for guiding deformation of the terminal after crimping, so that the terminal can be attached to the cable more tightly, thereby improving crimping stability.

As shown in fig. 6, in some embodiments, a through hole 6011 is configured in the middle of the circular disc 601, the mounting frame 101 is penetratingly disposed in the through hole 6011, which may prevent the operation of the pushing member 10 from being affected when the circular disc 601 rotates, a plurality of arc-shaped grooves 6012 are configured on the circular disc 601 along a circumferential array, the receiving cylinders 602 are respectively and fixedly connected in the arc-shaped grooves 6012, the receiving cylinders 602 are penetratingly mounted on the circular disc 601 through the arc-shaped grooves 6012, so that they can be attached to the surfaces of the upper mold 4 and the lower mold 3, and thus are in contact communication with the fixed-type groove 5, which prevents terminals or cables from being clamped at the edge, and reduces the error rate, an insertion ring 6013 disposed around the through hole 6011 is configured on one side of the circular disc 601 facing the rectangular frame 1, the insertion ring 6013 is rotatably mounted on the rectangular frame 1 through a bearing, the insertion ring 6013 is protrudingly disposed on the circular disc 601, which may enable the circular disc 601 to be attached to the outer surface of the rectangular frame 1, which facilitates the rotation and further ensures the butt-connection operation of the receiving cylinders 602 and the fixed-type groove 5.

As shown in fig. 6, in some embodiments, the driving member 7 includes a ring gear 701 fixedly secured on the plug-in ring 6013, a decelerating motor 702 is fixedly mounted in the rectangular frame 1, a driving gear 703 engaged with the ring gear 701 is fixedly connected to an output shaft of the decelerating motor 702, the decelerating motor 702 can reduce a rotation speed to increase a torque, and the decelerating motor 702 adopts a motor with a self-locking function, and can stop operating after moving a stage, so as to ensure a stable position of the disk 601, and the driving gear 703 is engaged with the ring gear 701, so that different axial rotations of the decelerating motor 702 and the disk 601 can be realized, and the through hole 6011 of the disk 601 is emptied, thereby facilitating the installation and operation of the pushing member 10.

As shown in fig. 5 and 8, in some embodiments, the receiving cylinder 602 includes a U-shaped frame 6021 connected inside the arc-shaped groove 6012, the end of the U-shaped frame 6021 facing the arc-shaped groove 6012 is open for the entry of the cable and the removal of the terminal, and the circumferential side thereof is also configured with two opposite openings for the penetrating movement of the down-pressing member 9 to facilitate the movement of the elastic abutting member 8, the end of the U-shaped frame 6021 opposite to the disc 601 is configured with a through hole 6022 for the insertion of the cable terminal, a tubular sleeve for the insertion of the terminal, the end of the U-shaped frame 6021 facing the disc 601 is open and is configured with connecting blocks 6023 on both side walls thereof, the guiding clamp 605 includes two Y-shaped rods 6051, the Y-shaped rods 6051 are detachably connected to the connecting blocks 6023 by bolts to facilitate the replacement of the Y-shaped rods 6051 of different sizes to accommodate the receiving of different diameter terminals, the open ends of the two Y-shaped rods 6051 are horizontally arranged opposite to enable the tubular sleeve of the terminal to be tightly clamped, and the U-shaped connector or the ring-shaped connector in the vertical state does not obstruct the cable from being separated from the terminal.

As shown in fig. 7, in some embodiments, the clamping ring 603 includes an n-shaped plate 6031 slidably mounted in the U-shaped frame 6021, the upper end of the n-shaped plate 6031 is configured with a hanging block 6032 fastened on the upper side of the U-shaped frame 6021, the hanging block 6032 is slidably fastened on the U-shaped frame 6021 to function as a position-limiting guide, the lower end of the n-shaped plate 6031 is configured with a socket 6033, the socket 6033 is slidably inserted with the U-shaped plate 6034, through the socket sliding fit between the U-shaped plate 6034 and the n-shaped plate 6031, the size of the opening between the U-shaped plate 6034 can be changed by the up-down movement of the U-shaped plate 6034, so as to facilitate the clamping and the detaching of the terminal tubular sleeve, a connecting spring 6035 is connected between the upper end of the U-shaped plate 6034 and the inner top of the socket 6033, the bottom of the U-shaped plate 6034 is provided with a telescopic plate 6036 fastened on the lower side of the U-shaped frame 6021, expansion plate 6036 can contradict and meet the bottom of U template 6034 on the one hand, thereby play further guide effect, on the other hand can self prolong, make its conflict when U type circle frame 6021 bottom, can make U template 6034 can insert the deeper position of inserting groove 6033, thereby reduce the opening between them, adapt to the terminal centre gripping of smaller size, it is tensile state all the time to explain connecting spring 6035, can play the pull-up to U template 6034, thereby carry out the centre gripping operation to the terminal, and it is then used for driving expansion plate 6036 and carry out decurrent removal to push down piece 9, when not promoting expansion plate 6036 downstream, expansion plate 6036 can utilize U template 6034 and connecting spring 6035 to be connected, come to reset to original position, thereby realize reciprocating motion.

As shown in fig. 7, in some embodiments, the telescopic plate 6036 includes a socket plate 60361 configured at the lower end of the U-shaped plate 6034, an arc-shaped frame 60362 buckled on the lower side of the U-shaped circular frame 6021 is slidably sleeved on the socket plate 60361, two vertically arranged movable through slots 60363 are configured on the arc-shaped frame 60362, and a fastening bolt 60364 penetrating the socket plate 60361 is slidably installed in each movable through slot 60363, when the opening size between the U-shaped plate 6034 and the n-shaped plate 6031 needs to be reduced, the relative position between the socket plate 60361 and the arc-shaped frame 60362 can be driven by the up and down movement of the fastening bolt 60364 in the movable through slot 60363, so as to change the sum of the lengths of the U-shaped plate 6034 and the telescopic plate 6036, so as to clamp terminals of different sizes.

As shown in fig. 8, in some embodiments, the elastic contact element 8 includes a connecting rod 801 fixedly connected to the disc 601 and located at two sides of the arc-shaped slot 6012, a sliding block 802 is slidably installed in the connecting rod 801, the connecting rod 801 provides a sliding guide for the sliding block 802, a supporting spring 803 is connected between the sliding block 802 and the circumferential side of the disc 601, the supporting spring 803 provides a restoring pull force for the sliding block 802, an embedded slot 60211 is configured at the bottom of the U-shaped circular frame 6021, an embedded block 804 inserted into the embedded slot 60211 is configured on the sliding block 802, the shape of the embedded block 804 is identical to the shape of the embedded slot 60211 and is flush with the outer surface of the U-shaped circular frame 6021 and can be in inserting fit with the arc-shaped frame 60362, a bearing plate 805 located at the lower side of the U-shaped circular frame 6021 is fixedly connected between the two sliding blocks 802, the disc 601 is provided with a lower pressing rod 806 which penetrates through the U-shaped circular frame 6021 and abuts against the bearing plate 805 in a sliding manner, when the terminal is required to be separated from the U-shaped circular frame 6021, the lower pressing rod 806 can be pushed to move through an electric push rod 901, so that the abutting bearing plate 805 and the two sliding blocks 802 synchronously move downwards, the clamping ring 603 is still pushed to a position between the two embedded grooves 60211 by the push pipe 1003 at the moment, the arc-shaped frame 60362 is driven by the two embedded blocks 804 to synchronously move downwards, so that the U-shaped plate 6034 is driven to move downwards, the size of an opening between the U-shaped plate 6034 and the n-shaped plate 6031 is enlarged, the terminal is conveniently moved out, the clamping ring 603 does not need to be manually detached, and only the cable carrying terminal needs to be manually pulled out, so that the terminal is convenient, rapid, time-saving and labor-saving.

As shown in fig. 2, in some embodiments, the L-shaped board 1002 includes a vertical plate 10021 fixedly connected to the output end of the hydraulic push rod 1001, a reinforcing plate 10022 is fixedly connected between the vertical plate 10021 and the output shaft of the hydraulic push rod 1001, and the reinforcing plate 10022 is configured to increase the connection stability between the vertical plate 10021 and the output shaft of the hydraulic push rod 1001, so as to ensure that the hydraulic push rod 1001 can push the push tube 1003 better, and make the push tube 1003 squeeze the terminal to be sleeved on the cable.

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 (10)

1. An outer conductor axial crimping device of a semi-rigid cable, comprising:

the cable pressing device comprises a rectangular frame (1), wherein a hydraulic top cylinder (2) is fixedly installed at the inner bottom of the rectangular frame (1), a lower die (3) located on the upper side of the hydraulic top cylinder (2) is installed in the rectangular frame (1) in a sliding mode, an upper die (4) located above the lower die (3) is detachably installed in the rectangular frame (1), and a shaping groove (5) used for pressing and connecting a cable is formed in the opposite surface of the upper die (4) and the lower die (3);

the feeding tray (6) comprises a disc (601) rotatably mounted on one side of the rectangular frame (1), a plurality of receiving barrels (602) are mounted on the disc (601) in an array mode, clamping rings (603) used for clamping cable terminals are mounted in the receiving barrels (602) in a sliding mode along the axial direction of the receiving barrels, reset springs (604) are connected between the clamping rings (603) and the end portions of the receiving barrels (602), and guide clamps (605) used for supporting the terminals are detachably connected to the other end of the receiving barrels (602);

the driving piece (7) is arranged in the rectangular frame (1) and is used for driving the disc (601) to rotate;

the number of the elastic contact pieces (8) is multiple, the elastic contact pieces and the bearing cylinder (602) are arranged in pairs, and the elastic contact pieces (8) are connected to the disc (601) and are used for driving the size of an inner hole of the clamping ring (603) to extend;

the rectangular frame (1) is fixedly connected with a mounting frame (101), the lower pressing piece (9) comprises an electric push rod (901) which is fixedly connected to the bottom of the mounting frame (101) and located on one side of the disc (601), and the electric push rod (901) is used for driving the elastic contact piece (8) to move downwards;

the pushing piece (10) comprises a hydraulic push rod (1001) horizontally arranged in the mounting frame (101), the output end of the hydraulic push rod (1001) is fixedly connected with an L-shaped plate (1002), the bottom of the L-shaped plate (1002) is fixedly connected with a push pipe (1003) which is used for abutting against one of the clamping rings (603) to move, and the push pipe (1003) and the shaping groove (5) are coaxially arranged.

2. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 1, wherein positioning blocks (102) are respectively configured on two inner sides of the rectangular frame (1), the upper mold (4) is slidably sleeved between the two positioning blocks (102) and detachably connected through bolts, sliding grooves (103) located below the positioning blocks (102) are respectively configured on two inner sides of the rectangular frame (1), the limiting blocks (104) are respectively slidably mounted in the sliding grooves (103), and the lower mold (3) is slidably mounted between the two limiting blocks (104) and detachably connected through bolts.

3. The outer conductor axial crimping device of a semi-rigid cable according to claim 1, characterized in that the shaped groove (5) comprises a circular groove (501) for clamping the cable and a crimping groove (502) for crimping the terminal, a plurality of bumps (5011) are configured in the circular groove (501) along a circumferential array, the crimping groove (502) is larger in diameter than the circular groove (501) and is configured with expanded grooves (5021) on both sides.

4. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 1, wherein a through hole (6011) is formed in the middle of the disc (601), the mounting frame (101) is penetratingly arranged in the through hole (6011), a plurality of arc-shaped grooves (6012) are formed in the disc (601) along a circumferential array, the receiving cylinders (602) are respectively and fixedly connected in the arc-shaped grooves (6012), one side of the disc (601) facing the rectangular frame (1) is formed with a splicing ring (6013) arranged around the through hole (6011), and the splicing ring (6013) is rotatably arranged on the rectangular frame (1) through a bearing.

5. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 4, wherein the driving member (7) comprises a ring gear (701) fixedly sleeved on the inserting ring (6013), a speed reducing motor (702) is fixedly installed in the rectangular frame (1), and an output shaft of the speed reducing motor (702) is fixedly connected with a driving gear (703) meshed with the ring gear (701).

6. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 4, wherein the receiving cylinder (602) comprises a U-shaped circular frame (6021) connected in an arc-shaped groove (6012), a through hole (6022) for inserting the cable terminal is formed in one end of the U-shaped circular frame (6021) opposite to the disc (601), one end of the U-shaped circular frame (6021) facing the disc (601) is open, connecting blocks (6023) are formed in two inner side walls of the U-shaped circular frame, the guide clamp (605) comprises two Y-shaped rods (6051), and the Y-shaped rods (6051) are detachably connected to the connecting blocks (6023) through bolts.

7. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 6, wherein the clamping ring (603) comprises an n-shaped plate (6031) which is slidably mounted in a U-shaped circular frame (6021), a hanging block (6032) which is buckled on the upper side of the U-shaped circular frame (6021) is constructed at the upper end of the n-shaped plate (6031), a splicing groove (6033) is constructed at the lower end of the n-shaped plate (6031), a U-shaped plate (6034) is slidably inserted in the splicing groove (6033), a connecting spring (6035) is connected between the upper end of the U-shaped plate (6034) and the inner top of the splicing groove (6033), and a telescopic plate (6036) which is buckled on the lower side of the U-shaped circular frame (6021) is arranged at the bottom of the U-shaped plate (6034).

8. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 7, wherein the expansion plate (6036) comprises a plug plate (60361) constructed at the lower end of a U-shaped plate (6034), an arc-shaped frame (60362) buckled on the lower side of a U-shaped circular frame (6021) is slidably sleeved on the plug plate (60361), two vertically-arranged movable through grooves (60363) are constructed on the arc-shaped frame (60362), and fastening bolts (60364) penetrating through the plug plate (60361) are slidably mounted in the movable through grooves (60363).

9. The axial crimping device for the outer conductor of the semi-rigid cable according to claim 7, wherein the elastic contact piece (8) comprises a connecting rod (801) fixedly connected to the disc (601) and located on two sides of an arc-shaped groove (6012), a sliding block (802) is slidably installed in the connecting rod (801), a supporting spring (803) is connected between the sliding block (802) and the circumferential side of the disc (601), an embedded groove (60211) is formed in the bottom of the U-shaped circular frame (6021), an embedded block (804) inserted in the embedded groove (60211) is formed in each sliding block (802), a bearing plate (805) located on the lower side of the U-shaped circular frame (6021) is fixedly connected between the two sliding blocks (802), and a pressing-down rod (806) penetrating through the U-shaped circular frame (6021) and located on the bearing plate (805) is slidably installed on the disc (601).

10. The axial crimping device for the outer conductor of a semi-rigid cable according to claim 1, wherein the L-shaped plate (1002) comprises a riser (10021) fixedly connected to the output end of the hydraulic push rod (1001), and a reinforcing plate (10022) is fixedly connected between the riser (10021) and the output shaft of the hydraulic push rod (1001).

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