CN113020357B - Bending forming equipment for three-dimensional feed network - Google Patents
Bending forming equipment for three-dimensional feed network Download PDFInfo
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- CN113020357B CN113020357B CN202110403256.7A CN202110403256A CN113020357B CN 113020357 B CN113020357 B CN 113020357B CN 202110403256 A CN202110403256 A CN 202110403256A CN 113020357 B CN113020357 B CN 113020357B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
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- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses bending forming equipment of a three-dimensional feed network, which comprises a workpiece feeding station, a bending station, a fine adjustment correction station and a workpiece discharging station, wherein the workpiece feeding station is arranged on the workpiece feeding station; a first workpiece transverse moving device and a second workpiece transverse moving device are arranged at the bending station, and a transverse bending device and a longitudinal bending device are respectively arranged above the first workpiece transverse moving device and the second workpiece transverse moving device; a rotary circulation device and a fine adjustment correction device are arranged at the fine adjustment correction station, and the workpiece feeding station, the first workpiece transverse moving device, the rotary circulation device, the second workpiece transverse moving device and the workpiece discharging station are communicated to form a workpiece circulation path; the invention reasonably plans the arrangement positions of the devices in each station, so that the working procedures of pre-indentation, transverse bending, longitudinal bending, fine adjustment correction, shaping detection and the like can be completed when the workpiece moves along the workpiece circulation path, and the aim of optimizing the device integration level of the equipment in a limited operation space to improve the bending forming efficiency is effectively realized.
Description
Technical Field
The invention relates to the technical field of antenna production, in particular to bending forming equipment for a three-dimensional feed network.
Background
Because the quality of the feed network directly affects the quality of antenna signal transmission, strict requirements on the overall structure quality of the feed network are required, and the traditional feed network manufacturing process generally adopts a welding mode, so that the welding efficiency is low, the welding quality consistency is directly poor due to the difficulty in mastering factors such as welding positions, heating time and the like, and the performance and the service life of the antenna are directly affected. At present, the bending forming mode is preferably adopted in the manufacturing process of the feed network, most of the feed network is bent manually in the actual processing process, the bending precision of the feed network depends on manual judgment operation, the bending quality consistency is poor, the labor cost is high, and the operation occupied space is large; due to the lack of pre-indentation operation, the workpiece after twice bending has bending defects of different degrees, such as but not limited to fracture, damage, deflection, incomplete bending and the like, and the bending forming quality and precision of the product are difficult to ensure because a fine adjustment correction device and a shaping device are not arranged.
Disclosure of Invention
In order to overcome the technical problem, the invention discloses bending forming equipment for a three-dimensional feed network.
The technical scheme adopted by the invention for realizing the purpose is as follows:
a bending forming device of a three-dimensional feed network comprises a workpiece feeding station, a bending station, a fine adjustment correcting station and a workpiece discharging station;
a first workpiece transverse moving device and a second workpiece transverse moving device which have opposite moving directions are arranged in parallel at the bending station, and a transverse bending device and a longitudinal bending device are respectively arranged above the first workpiece transverse moving device and the second workpiece transverse moving device;
the fine adjustment correction station is provided with a rotary circulation device and a fine adjustment correction device, the fine adjustment correction device is arranged above the rotary circulation device, and the workpiece feeding station, the first workpiece transverse moving device, the rotary circulation device, the second workpiece transverse moving device and the workpiece discharging station are communicated to form a workpiece circulation path.
In the bending and forming device of the three-dimensional feed network, a pre-indentation device is arranged between the workpiece feeding station and the first workpiece transverse moving device, the pre-indentation device comprises a first support, a first position adjusting mechanism and a pre-indentation mechanism which is arranged on the first position adjusting mechanism corresponding to the first workpiece transverse moving device, the first position adjusting mechanism comprises an adjusting body arranged on the first support, a distance measuring and viewing assembly arranged on the adjusting body and used for detecting the deviation degree of the pre-indentation mechanism, and a plurality of groups of first adjusting pieces and second adjusting pieces which are respectively used for driving the adjusting body to move transversely and rotate longitudinally, the pre-indentation mechanism is movably arranged on the adjusting body and is respectively abutted against the first adjusting piece and the second adjusting piece, and the first adjusting piece is perpendicular to the moving direction of the first workpiece transverse moving device.
In the bending forming device of the three-dimensional feed network, a plurality of groups of first adjusting threaded holes and second adjusting threaded holes are respectively arranged on the peripheral side of the adjusting body in a penetrating manner along the horizontal direction and the longitudinal direction, and the first adjusting pieces and the second adjusting pieces are respectively arranged in the first adjusting threaded holes and the second adjusting threaded holes in a threaded manner;
the structure of first adjusting part is the same with the structure of second adjusting part, first adjusting part includes integrated into one piece's butt section, screw thread section and drive section, the butt section with pre-compaction mark mechanism butt, the screw thread section set up in the first adjustment screw hole, be provided with first motor on the drive section.
In the bending forming device of the three-dimensional feed network, the distance measuring and viewing assembly comprises a first data processing device and a plurality of groups of distance measuring sensors which are electrically connected, and the plurality of groups of distance measuring sensors are arranged around the adjusting body corresponding to the first workpiece transverse moving device at intervals.
The bending forming device of the three-dimensional feed network comprises a first workpiece transverse moving device, a first pre-indentation mechanism, a second workpiece transverse moving device, a bending forming mechanism and a second pre-indentation mechanism, wherein the first pre-indentation mechanism comprises an upper pre-indentation component and a lower pre-indentation component which are arranged above and below the first workpiece transverse moving device respectively, the upper pre-indentation component comprises a second support, and a first pre-indentation roller and a second pre-indentation roller which are arranged on the second support in parallel, and a plurality of groups of first pre-indentation wheels and second pre-indentation wheels are annularly arranged on the circumferential surfaces of the first pre-indentation roller and the second pre-indentation roller respectively along the moving direction of the first workpiece transverse moving device;
the lower pre-indentation component comprises a pre-indentation base which is arranged below the first workpiece transverse moving device in parallel, the pre-indentation base comprises a first pre-indentation diameter and a second pre-indentation diameter which are respectively matched with the first pre-indentation wheel and the second pre-indentation wheel, and pre-indentation forming cavities are formed between the first pre-indentation wheel and the first pre-indentation diameter and between the second pre-indentation wheel and the second pre-indentation diameter.
In the bending forming device of the three-dimensional feed network, the first pre-creasing wheel is a pre-creasing protrusion annularly arranged along the radial direction of the first pre-creasing roller in an outward protruding manner, the width of the pre-creasing protrusion gradually decreases from the approach to the distance away from the first pre-creasing roller to form a pre-creasing inclined plane with two axially symmetrical sides, and the pre-creasing area of the pre-creasing inclined plane is equal to the bending abutting area of a workpiece;
the first pre-indentation diameter is a pre-indentation groove which is matched with the pre-indentation bulge along the rotation direction of the first pre-indentation roller.
The bending forming equipment of the three-dimensional feed network is characterized in that the first pre-creasing rollers are arranged between the adjacent first pre-creasing wheels in a wrapping mode, the first pre-creasing rollers are provided with first dimensionally stable buffering parts, the second pre-creasing rollers are arranged between the adjacent second pre-creasing wheels in a wrapping mode, the second dimensionally stable buffering parts are arranged on the second pre-creasing rollers, and the distance between the adjacent first pre-creasing wheels is larger than the distance between the adjacent second pre-creasing wheels.
The bending forming device of the three-dimensional feed network is characterized in that a shaping device is arranged between the second workpiece transverse moving device and the workpiece discharging station, the shaping device comprises an inner shaping body and an outer shaping body which are assembled above the second workpiece transverse moving device, and a shaping cavity formed between the inner shaping body and the outer shaping body, a first vacuum cooling channel and a second vacuum cooling channel are arranged inside the inner shaping body and the outer shaping body respectively and circularly around the shaping cavity, and the first vacuum cooling channel and the second vacuum cooling channel are connected with a vacuum device.
The bending forming device of the three-dimensional feed network comprises an outer shaping body, an outer shaping roller, a correction shaping roller, a fixed workpiece transverse moving device and a correction shaping roller, wherein the outer shaping body is provided with the outer shaping roller corresponding to the fixed cavity, the inner shaping body is provided with the correction shaping roller corresponding to the outer shaping roller in a matched manner, the fixed cavity is formed between the outer shaping roller and the correction shaping roller, and the rotating direction of the outer shaping roller is opposite to the moving direction of the second workpiece transverse moving device.
According to the bending forming equipment for the three-dimensional feed network, the detection device is arranged at the discharge end of the shaping device and comprises the second data processing device and the plurality of groups of detection assemblies which are electrically connected, and the plurality of groups of detection assemblies are arranged around the shaping cavity respectively to form the detection cavity.
The invention has the beneficial effects that: the invention reasonably plans the arrangement position and space of each device in each station, so that the working procedures of pre-indentation, transverse bending, longitudinal bending, fine adjustment correction, shaping detection and the like can be completed when the workpiece moves along the workpiece circulation path, and the aim of optimizing the device integration level of equipment in the limited operation space to improve the bending forming efficiency is effectively realized; the first workpiece transverse moving device, the rotary flow device and the second workpiece transverse moving device are communicated, so that good workpiece flow order and processing continuity are ensured; secondly, the transverse bending device and the longitudinal bending device are arranged in a matched mode, the workpiece is bent for the first time and the second time to form the three-dimensional feed network with a complex structure, and the bending forming accuracy is improved on the premise that the workpiece is prevented from deforming; furthermore, the fine adjustment correction device is adopted to further adjust the forming structure of the product, so that the three-dimensional structure of the product achieves extremely high bending forming precision; in addition, the pre-indentation device, the transverse bending device and the longitudinal bending device are sequentially arranged according to the bending forming step of the workpiece, so that the purpose of right-angle bending can be achieved by sequentially performing the primary bending and secondary bending processes on the workpiece with the pre-indentation, and a three-dimensional feed network with two right-angle bending parts is obtained, and the bending quality and the bending effect are good.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a front view of a pre-indentation apparatus according to the present invention;
FIG. 3 is a schematic front view of a lateral bending apparatus according to the present invention;
fig. 4 is a front view schematically showing the setting device of the present invention.
Detailed Description
The present invention is further illustrated by the following specific examples, which are intended to facilitate the understanding and appreciation of the technical solutions of the present invention, rather than to limit the invention thereto.
Example (b): the embodiment is applied to bending and forming of a three-dimensional feed network, the three-dimensional feed network comprises a plurality of groups of split resonant rings, each group of split resonant rings is provided with a primary bending part and a secondary bending part which are integrally formed, and the included angle between the primary bending part and the secondary bending part is 90 degrees.
Referring to fig. 1 to 4, the bending forming apparatus for a three-dimensional feed network provided in this embodiment includes a workpiece feeding station, a bending station, a fine tuning correction station, and a workpiece discharging station;
a first workpiece transverse moving device 12 and a second workpiece transverse moving device 14 which have opposite moving directions are arranged in parallel at the bending station, and a transverse bending device 3 and a longitudinal bending device 5 are respectively arranged above the first workpiece transverse moving device 12 and the second workpiece transverse moving device 14;
the fine adjustment correction station is provided with a rotary circulation device 13 and a fine adjustment correction device 4, the fine adjustment correction device 4 is arranged above the rotary circulation device 13, and the workpiece feeding station, the first workpiece transverse moving device 12, the rotary circulation device 13, the second workpiece transverse moving device 14 and the workpiece discharging station are communicated to form a workpiece circulation path.
Specifically, the arrangement positions and spaces of the devices in the stations are reasonably planned, so that the procedures of pre-indentation, transverse bending, longitudinal bending, fine adjustment correction, shaping detection and the like can be completed when the workpiece moves along the workpiece circulation path, and the purpose of optimizing the device integration level of equipment in a limited operation space to improve the bending forming efficiency is effectively realized; the first workpiece transverse moving device 12, the rotary flow device 13 and the second workpiece transverse moving device 14 are communicated, so that good workpiece flow ordering and processing continuity are ensured; secondly, the transverse bending device 3 and the longitudinal bending device 5 are arranged in a matched mode, so that the workpiece is bent for the first time and the second time to form a three-dimensional feed network with a complex structure, and the bending forming accuracy is improved on the premise of avoiding deformation of the workpiece; and moreover, the fine adjustment correcting device 4 is adopted to further adjust the forming structure of the product, so that the three-dimensional structure of the product achieves extremely high bending forming precision.
Preferably, a pre-marking device 2 is arranged between the workpiece feeding station and the first workpiece transverse moving device 12, the pre-indentation device 2 comprises a first support, a first position adjusting mechanism and a pre-indentation mechanism which is arranged on the first position adjusting mechanism corresponding to the first workpiece transverse moving device 12, the first position adjusting mechanism comprises an adjusting body 21 arranged on the first support, a distance measuring and inspecting component 22 arranged on the adjusting body 21 and used for detecting the deviation degree of the pre-indentation mechanism, and a plurality of first adjusting pieces 23 and second adjusting pieces 24 which are respectively used for driving the adjusting body 21 to move transversely and rotate longitudinally, the pre-indentation mechanism is movably arranged on the adjusting body 21 and is respectively abutted with the first adjusting piece 23 and the second adjusting piece 24, the first adjusting member 23 is perpendicular to the moving direction of the first workpiece traverse device 12; by combining the first position adjusting mechanism and the pre-indentation mechanism, the deviation degree of the distance difference between the pre-indentation mechanism and each position of the first workpiece transverse moving device 12 is accurately monitored and calculated, so that the pre-indentation mechanism is controlled to be stably and accurately aligned with a workpiece to be pre-indented, and the uniformity and accuracy of the pre-indentation are improved.
Furthermore, a plurality of groups of first adjusting threaded holes and second adjusting threaded holes are respectively arranged on the peripheral side of the adjusting body 21 along the horizontal direction and the longitudinal direction in a penetrating manner, and the first adjusting piece 23 and the second adjusting piece 24 are respectively arranged in the first adjusting threaded holes and the second adjusting threaded holes in a threaded manner; the first adjusting piece 23 and the second adjusting piece 24 have the same structure, the first adjusting piece 23 comprises an abutting section, a threaded section and a driving section which are integrally formed, the abutting section abuts against the pre-mark pressing mechanism, the threaded section is arranged in the first adjusting threaded hole, and a first motor is arranged on the driving section; specifically, the first adjusting member 23 and the second adjusting member 24 are respectively abutted to the pre-indentation mechanism in a surrounding manner at intervals, and the number and the positions of the first adjusting member 23 and the second adjusting member 24 can be freely set according to actual production requirements; the distance measurement and inspection assembly 22 monitors the distance difference between each position of the pre-indentation mechanism and the first workpiece transverse moving device 12 to obtain the deviation degree, the first adjusting piece 23 drives the pre-indentation mechanism to move transversely to the workpiece which is accurately aligned with the pre-indentation mark and/or the second adjusting piece 24 on one side drives the pre-indentation mechanism to rotate towards the side direction to the workpiece which is accurately aligned with the pre-indentation mark according to the deviation degree, so that the pre-indentation mechanism and the workpiece which is arranged on the first workpiece transverse moving device 12 and is to be pre-indented are ensured to be on the same pre-indentation mark axis, and the pre-indentation mark accuracy and effect are improved.
Further, the distance measuring and inspecting assembly 22 includes a first data processing device and a plurality of distance measuring sensors electrically connected to each other, and the plurality of distance measuring sensors are disposed around the adjusting body 21 at intervals corresponding to the first workpiece traversing device 12; specifically, the distance measurement inspection component 22 is a laser distance measurement sensor, and is configured to monitor a position of the pre-indentation mechanism from the workpiece to be pre-indented, obtain a distance difference between the pre-indentation mechanism and the workpiece to be pre-indented, and upload the distance difference to the first data processing device, where the first data processing device is configured to calculate a deviation degree according to the distance difference, and further obtain adjustment compensation values corresponding to the first adjusting component 23 and the second adjusting component 24; taking the first adjusting member 23 as an example, the first motor drives the first adjusting member 23 to rotate to precisely align the workpiece to be pre-indented according to the adjustment compensation value, and in the same way, the adjustment step of the second adjusting member 24 can be obtained, so that the pre-indentation angle of the pre-indentation mechanism can be intelligently and fully automatically adjusted, and the pre-indentation precision can be further optimized.
Preferably, the pre-indentation mechanism comprises an upper pre-indentation assembly and a lower pre-indentation assembly which are respectively arranged above and below the first workpiece traversing device 12, the upper pre-indentation assembly comprises a second support, and a first pre-indentation roller 25 and a second pre-indentation roller which are arranged on the second support in parallel, and a plurality of groups of first pre-indentation wheels and second pre-indentation wheels are respectively arranged on the circumferential surfaces of the first pre-indentation roller 25 and the second pre-indentation roller in a ring shape along the moving direction of the first workpiece traversing device 12; the first pre-indentation wheel and the second pre-indentation wheel are arranged in parallel, so that the problem that a workpiece is broken due to centralized stress points because a plurality of groups of pre-indentations are simultaneously rolled by a traditional single roller is solved; when the upper pre-indentation assembly rotates to push and roll the workpiece, the workpiece is sequentially rolled by the first pre-indentation wheel and the second pre-indentation wheel to form two parallel pre-indentations, so that the pre-indentations are ensured to be in a linear state, the rolling stress uniformity is improved, the subsequent folding and bending are facilitated, and the surface of the workpiece is prevented from being cracked due to the concentrated rolling stress points;
the lower pre-indentation component comprises a pre-indentation base 26 which is arranged below the first workpiece transverse moving device 12 in parallel, the pre-indentation base 26 comprises a first pre-indentation diameter and a second pre-indentation diameter which are respectively matched with the first pre-indentation wheel and the second pre-indentation wheel, and pre-indentation forming cavities are formed between the first pre-indentation wheel and the first pre-indentation diameter and between the second pre-indentation wheel and the second pre-indentation diameter; the pre-indentation base 26 improves the flatness of the workpiece placed in the pre-indentation forming cavity, and further avoids deformation and breakage of the workpiece during pre-indentation operation; the first pre-indentation diameter and the second pre-indentation diameter are designed, so that the pre-indentation forming pattern and quality of the workpiece can be optimized to the greatest extent.
Further, the first pre-creasing wheel and the second pre-creasing wheel have the same structure, and the embodiment is expanded by taking the first pre-creasing wheel as an example, the first pre-creasing wheel is a pre-creasing protrusion which is formed by an outward convex ring along the radial direction of the first pre-creasing roller 25, the width of the pre-creasing protrusion gradually decreases from the approach to the distance from the first pre-creasing roller 25 so as to form two axially symmetrical pre-creasing inclined planes, and the pre-creasing area of the pre-creasing inclined planes is equal to the bending abutting area of a workpiece;
the first pre-indentation diameter is a pre-indentation groove which is along the rotation direction of the first pre-indentation roller 25 and is matched with the pre-indentation bulge; the cooperation design pre-compaction trace is protruding and pre-compaction trace recess, when the indentation is in advance rolled, the rolling force that the work piece will receive passes through pre-compaction inclined plane dispersion is to forming the indentation in advance, and the both sides face of this pre-compaction trace is turning over the back butt, and the pre-compaction area of indentation in advance equals the butt area of bending of work piece promptly, and the work piece is bent to the right angle this moment, further improves the shaping steadiness of bending.
Furthermore, a first dimensionally stable buffer is arranged between the adjacent first pre-creasing wheels and wrapped by the first pre-creasing rollers 25, a second dimensionally stable buffer is arranged between the adjacent second pre-creasing wheels and wrapped by the second pre-creasing rollers, and the distance between the adjacent first pre-creasing wheels is larger than that between the adjacent second pre-creasing wheels; the first dimensionally stable buffer part and the second dimensionally stable buffer part are used for stabilizing a workpiece placed in the pre-pressing mark forming cavity during pre-pressing mark operation, so that the workpiece is prevented from bending and deforming due to stress, and the bending quality is further improved.
Preferably, a shaping device 6 is arranged between the second workpiece transverse moving device 14 and the workpiece discharging station, the shaping device 6 comprises an inner shaping body 61 and an outer shaping body 62 which are assembled above the second workpiece transverse moving device 14, and a shaping cavity formed between the inner shaping body and the outer shaping body, a first vacuum cooling channel and a second vacuum cooling channel are respectively arranged inside the inner shaping body 61 and the outer shaping body 62 in a winding way around the shaping cavity, and the first vacuum cooling channel and the second vacuum cooling channel are both connected with a vacuum device; according to the specific structure of the three-dimensional feed network, designing the corresponding structures of the inner shaping body 61 and the outer shaping body 62, and further obtaining a shaping cavity with the structure corresponding to the three-dimensional feed network; after the workpiece is bent, the workpiece enters the fixed cavity along with the second workpiece transverse moving device 14, at the moment, the outer wall surface of the inner fixed body 61 and the inner wall surface of the outer fixed body 62 are respectively used for cooling and shaping the workpiece in a vacuum cooling mode while pressing and shaping the specific structure (including a primary bending part and a secondary bending part) of the workpiece, so that the bending strength of the workpiece in the transverse direction and the longitudinal direction is enhanced, and further higher structural stability and mechanical strength are achieved.
Further, the outer shaping body 62 is provided with an outer shaping roller 64 corresponding to the shaping cavity, the inner shaping body 61 is provided with a straightening shaping roller 63 corresponding to the outer shaping roller 64 in a matching manner, the shaping cavity is formed between the outer shaping roller 64 and the straightening shaping roller 63, and the rotation direction of the outer shaping roller 64 is opposite to the moving direction of the second workpiece transverse moving device 14; the outer shaping roller 64 and the straightening shaping roller 63 facilitate the improvement of the shaping smoothness and the continuity of the workpiece under the condition that the workpiece moves along with the second workpiece transverse moving device 14, and the damage to the workpiece caused by excessive extrusion is avoided.
Preferably, a detection device 7 is arranged at the discharge end of the shaping device 6, the detection device 7 comprises a second data processing device and a plurality of groups of detection components which are electrically connected, and the plurality of groups of detection components are respectively arranged around the shaping cavity to form a detection cavity; specifically, the detection component is a CCD detection device 7, the formed workpiece flows into the detection cavity along with the second workpiece traversing device 14, the detection component measures the structural parameters of the workpiece, the second data processing device evaluates the structural parameters of the workpiece, and if the workpiece is detected to be qualified, the workpiece directly flows into the workpiece discharging station to be discharged, otherwise, the workpiece is discharged.
Further, the first workpiece transverse moving device 12 and the second workpiece transverse moving device 14 have the same structure, and in this embodiment, the first workpiece transverse moving device 12 is taken as an example for expansion, the first workpiece transverse moving device 12 includes a first workpiece fixing seat for fixing a workpiece, and the first workpiece fixing seat is provided with a first bending avoidance cavity and a second bending avoidance cavity corresponding to the transverse bending device 3 and the longitudinal bending device 5, respectively; the rotary circulation device 13 comprises a second workpiece fixing seat, and the structure of the second workpiece fixing seat is the same as that of the first workpiece fixing seat; due to the arrangement of the first bending avoidance cavity and the second bending avoidance cavity, the influence on the bending process is avoided.
Furthermore, a feeding device 11 and a discharging device 15 are respectively arranged at the workpiece feeding station and the workpiece discharging station, and the feeding device 11 and the discharging device 15 respectively comprise a third workpiece fixing seat and a fourth workpiece fixing seat which have the same structures as the first workpiece fixing seat; specifically, the feeding device 11, the first workpiece traversing device 12, the rotary circulation device 13, the second workpiece traversing device 14, and the discharging device 15 are sequentially communicated to form the workpiece circulation path, so that the transfer order of the workpieces and smooth proceeding of each process are ensured.
Preferably, the fine adjustment correction device 4 includes a second support, a second position adjustment mechanism, and a correction mechanism disposed on the second position adjustment mechanism corresponding to the second workpiece traversing device 14, the second position adjustment mechanism has the same structure as the first position adjustment mechanism, and the second position adjustment mechanism is configured to monitor a distance difference deviation between the correction mechanism and the workpiece to be corrected, so as to control the correction mechanism to align the workpiece to be pre-corrected stably and accurately, so that the workpiece is directionally corrected to a desired size on the premise of moving, and further, the forming uniformity and accuracy are improved.
Further, the correcting mechanism includes an inner correcting body and an outer correcting body which are fitted over the second workpiece traverse device 14, and a correcting chamber formed therebetween, the inner correcting body having a first introducing chute and a first discharging chute, the outer correcting body having a second introducing chute and a second discharging chute, the first and second introducing chutes, the first and second discharging chutes, and the first and second discharging chutes forming an introducing chamber and a discharging chamber therebetween, respectively, the introducing chamber, the correcting chamber, and the discharging chamber communicating in this order in the moving direction of the second workpiece traverse device 14, the introducing chamber and the discharging chamber each having a width larger than that of the correcting chamber; designing corresponding structures of the inner corrector and the outer corrector according to the specific structure of the three-dimensional feed network, and further obtaining a correction cavity with a structure corresponding to the three-dimensional feed network; with the advancing of the second workpiece transverse moving device 14, the workpiece is poured into the correcting cavity from the guiding-in cavity, the bending parts of the inner correcting body and the outer correcting body are corrected and adjusted at the same time, and after the inner correcting body and the outer correcting body finish fine adjustment and correction operation, the workpiece is output from the guiding-out cavity, wherein the guiding-in cavity and the guiding-out cavity are convenient for guiding and conveying the workpiece without collision and damage.
Furthermore, the inner correcting body and the outer correcting body respectively comprise a plurality of groups of first shaping components and second shaping components which are arranged corresponding to the correcting cavities, the structures of the first shaping components and the second shaping components are the same, the first shaping components comprise elastic fixing parts and shaping clamping blocks which are arranged in the elastic fixing parts corresponding to the correcting cavities in a penetrating mode, the shaping clamping blocks are arranged on a first air cylinder, and the elastic fixing parts comprise first springs and fixing clamping blocks which are arranged on the first springs corresponding to the correcting cavities; the fixed clamping block and the first spring are arranged in a matched mode, so that the workpiece can be conveniently fixed according to the specific structure of the workpiece without damaging the workpiece when being corrected, the shaping clamping block is used for correcting the bending position of the workpiece, the correction value of the shaping clamping block is adjusted according to the rebound quantity of the workpiece after being bent, and the bending position of the workpiece is guaranteed to maintain good bending quality and precision.
Preferably, the transverse bending device 3 comprises a first positioning mechanism and two groups of first bending mechanisms, the first positioning mechanism is arranged above the first workpiece transverse moving device 12, and the two groups of first bending mechanisms are respectively arranged at two sides of the first workpiece transverse moving device 12;
the first positioning mechanism comprises a third support, a second air cylinder 31 longitudinally arranged on the third support, and a first workpiece positioning block 32 which corresponds to the first workpiece fixing seat and is arranged on the second air cylinder 31;
the first bending mechanism comprises a fourth support, a third air cylinder 33 transversely arranged on the fourth support and a first power driving block arranged on the third air cylinder 33, a first bending block 34 is hinged to the first power driving block corresponding to the first bending avoidance cavity, an elastic supporting piece is arranged in the first bending block 34 in an extending mode, a second spring 35 is connected between the elastic supporting piece and the fourth support, and when the first bending block 34 is in an initial state, the included angle between the second spring 35 and the first bending block 34 is 45 degrees; the first bending block 34 comprises an integrally formed uncovering section, a bending section and a pressing section, wherein the thickness of the uncovering section is gradually increased from the distance to the bending section, and the curvature radius of the bending section is gradually decreased from the distance to the pressing section; specifically, the initial state of the first bending block 34 is that it is in a horizontal position when not abutting against a workpiece to be bent;
when the first workpiece transverse moving device 12 drives the workpiece to be bent to move to the transverse bending device 3, the second cylinder 31 drives the first workpiece positioning block 32 to move downwards to abut against the workpiece, the third cylinder 33 drives the first bending block 34 to slowly approach the workpiece, at this time, the lifting section lifts the part to be bent of the workpiece from the first bending avoidance cavity, and the part to be bent is slowly folded to the pressing and bending section through the driving and bending section to form a right angle along with the pushing action of the third cylinder 33; because the workpiece is pre-marked, the purpose of right-angle bending can be achieved through the one-time bending process of the first bending mechanism, and the bending quality and the bending effect are good.
Preferably, the longitudinal bending device 5 includes a second positioning mechanism and two sets of second bending mechanisms, the second positioning mechanism is disposed above the second workpiece transverse moving device 14, and the two sets of second bending mechanisms are respectively disposed on two sides of the second workpiece transverse moving device 14;
the second positioning mechanism comprises a fifth support, a fourth air cylinder longitudinally arranged on the fifth support and a second workpiece positioning block which is arranged on the fourth air cylinder corresponding to the second workpiece fixing seat, the second workpiece positioning block is provided with a centering positioning bulge in an extending mode, and the centering positioning bulge is used for positioning a primary bending part of a workpiece during secondary bending so as to avoid influencing the bending quality of the primary bending part; when the second workpiece transverse moving device 14 drives the workpiece to be bent to move to the transverse bending device 3, the fourth cylinder drives the second workpiece positioning block to move downwards to abut against the workpiece, and at the moment, the centering positioning protrusion abuts against a primary bending part of the workpiece;
the second bending mechanism has the same structure as the first bending mechanism, the working process of the second bending mechanism is similar to that of the first bending mechanism, and the second bending mechanism is used for continuously performing secondary bending operation on the workpiece which is bent once; because the workpiece is pre-marked, the purpose of right-angle bending can be achieved through the secondary bending process of the second bending mechanism, and the bending quality and the bending effect are good.
When the bending forming device in the embodiment works, a workpiece to be bent is placed in the workpiece circulation path and finally formed into a three-dimensional feed network through each station in sequence, and then the three-dimensional feed network is discharged, wherein the working process of the device comprises the following steps:
step 1, the pre-indentation device 2 performs pre-indentation operation on the workpiece to complete a pre-indentation process;
and 6, the detection device 7 performs detection operation on the shaped workpiece and then discharges the workpiece to finish the detection process.
The method reasonably plans the arrangement position and space of each device in each station, so that the working procedures of pre-indentation, transverse bending, longitudinal bending, fine adjustment correction, shaping detection and the like can be completed when the workpiece moves along the workpiece circulation path, and the purpose of optimizing the device integration level of equipment in a limited operation space to improve the bending forming efficiency is effectively realized; the first workpiece transverse moving device, the rotary flow device and the second workpiece transverse moving device are communicated, so that good workpiece flow order and processing continuity are ensured; secondly, the transverse bending device and the longitudinal bending device are arranged in a matched mode, the workpiece is bent for the first time and the second time to form the three-dimensional feed network with a complex structure, and the bending forming accuracy is improved on the premise that the workpiece is prevented from deforming; furthermore, the fine adjustment correction device is adopted to further adjust the forming structure of the product, so that the three-dimensional structure of the product achieves extremely high bending forming precision; in addition, the pre-indentation device, the transverse bending device and the longitudinal bending device are sequentially arranged according to the bending forming step of the workpiece, so that the purpose of right-angle bending can be achieved by sequentially performing the primary bending and secondary bending processes on the workpiece with the pre-indentation, and a three-dimensional feed network with two right-angle bending parts is obtained, and the bending quality and the bending effect are good.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner. Those skilled in the art can make many possible variations and modifications to the invention using the above disclosed technical means and teachings, or can modify equivalent embodiments with equivalent variations, without departing from the scope of the invention. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention should be covered by the protection scope of the present invention without departing from the contents of the technical scheme of the present invention.
Claims (9)
1. A bending forming device of a three-dimensional feed network is characterized by comprising a workpiece feeding station, a bending station, a fine adjustment correcting station and a workpiece discharging station;
a first workpiece transverse moving device and a second workpiece transverse moving device which have opposite moving directions are arranged in parallel at the bending station, and a transverse bending device and a longitudinal bending device are respectively arranged above the first workpiece transverse moving device and the second workpiece transverse moving device;
a rotary circulation device and a fine adjustment correction device are arranged at the fine adjustment correction station, the fine adjustment correction device is arranged above the rotary circulation device, and the workpiece feeding station, the first workpiece transverse moving device, the rotary circulation device, the second workpiece transverse moving device and the workpiece discharging station are communicated to form a workpiece circulation path;
the pre-indentation device comprises a first support, a first position adjusting mechanism and a pre-indentation mechanism arranged on the first position adjusting mechanism corresponding to the first workpiece transverse moving device, the first position adjusting mechanism comprises an adjusting body arranged on the first support, a distance measuring and viewing assembly arranged on the adjusting body and used for detecting the deviation degree of the pre-indentation mechanism, and a plurality of groups of first adjusting pieces and second adjusting pieces which are respectively used for driving the adjusting body to transversely move and longitudinally rotate, the pre-indentation mechanism is movably arranged on the adjusting body and respectively abutted against the first adjusting pieces and the second adjusting pieces, and the first adjusting pieces are perpendicular to the moving direction of the first workpiece transverse moving device.
2. The bending forming device of the three-dimensional feed network according to claim 1, wherein a plurality of groups of first adjusting threaded holes and second adjusting threaded holes are respectively arranged on the peripheral side of the adjusting body in a penetrating manner along the horizontal direction and the longitudinal direction, and the first adjusting pieces and the second adjusting pieces are respectively arranged in the first adjusting threaded holes and the second adjusting threaded holes in a threaded manner;
the structure of first adjusting part is the same with the structure of second adjusting part, first adjusting part includes integrated into one piece's butt section, screw thread section and drive section, the butt section with pre-compaction mark mechanism butt, the screw thread section set up in the first adjustment screw hole, be provided with first motor on the drive section.
3. The bending and forming device of the three-dimensional feeding network according to claim 2, wherein the distance measuring and viewing assembly comprises a first data processing device and a plurality of distance measuring sensors, the first data processing device and the plurality of distance measuring sensors are electrically connected, and the plurality of distance measuring sensors are arranged around the adjusting body at intervals corresponding to the first workpiece traversing device.
4. The bending and forming device of the three-dimensional feed network according to claim 2, wherein the pre-indentation mechanism comprises an upper pre-indentation assembly and a lower pre-indentation assembly which are respectively arranged above and below the first workpiece traversing device, the upper pre-indentation assembly comprises a second support, and a first pre-indentation roller and a second pre-indentation roller which are arranged on the second support in parallel, and a plurality of groups of first pre-indentation wheels and second pre-indentation wheels are respectively arranged on the circumferential surfaces of the first pre-indentation roller and the second pre-indentation roller in a surrounding manner along the moving direction of the first workpiece traversing device;
the lower pre-indentation component comprises a pre-indentation base which is arranged below the first workpiece transverse moving device in parallel, the pre-indentation base comprises a first pre-indentation diameter and a second pre-indentation diameter which are respectively matched with the first pre-indentation wheel and the second pre-indentation wheel, and pre-indentation forming cavities are formed between the first pre-indentation wheel and the first pre-indentation diameter and between the second pre-indentation wheel and the second pre-indentation diameter.
5. The bending forming device of the three-dimensional feed network according to claim 4, wherein the first pre-indentation wheel is a pre-indentation protrusion formed by an outward convex ring along the radial direction of the first pre-indentation roller, the width of the pre-indentation protrusion gradually decreases from the approach to the distance from the first pre-indentation roller to form two axially symmetrical pre-indentation inclined planes, and the pre-pressing area of the pre-indentation inclined planes is equal to the bending abutting area of a workpiece;
the first pre-indentation diameter is a pre-indentation groove which is matched with the pre-indentation bulge along the rotation direction of the first pre-indentation roller.
6. The bending forming device of the three-dimensional feed network according to claim 5, wherein a first dimensionally stable buffer is arranged between the adjacent first pre-creasing wheels and wrapped by the first pre-creasing rollers, a second dimensionally stable buffer is arranged between the adjacent second pre-creasing wheels and wrapped by the second pre-creasing rollers, and the distance between the adjacent first pre-creasing wheels is greater than the distance between the adjacent second pre-creasing wheels.
7. The bending and forming device of the three-dimensional feed network according to claim 1, wherein a shaping device is disposed between the second workpiece traversing device and the workpiece discharging station, the shaping device comprises an inner shaping body and an outer shaping body which are disposed above the second workpiece traversing device, and a shaping cavity formed between the inner shaping body and the outer shaping body, a first vacuum cooling channel and a second vacuum cooling channel are respectively disposed inside the inner shaping body and the outer shaping body in a winding manner around the shaping cavity, and the first vacuum cooling channel and the second vacuum cooling channel are both connected with a vacuum device.
8. The bending and forming device of the three-dimensional feeding network according to claim 7, wherein the outer shaping body is provided with an outer shaping roller corresponding to the shaping cavity, the inner shaping body is provided with a straightening and shaping roller corresponding to the outer shaping roller in a matching manner, the shaping cavity is formed between the outer shaping roller and the straightening and shaping roller, and the rotating direction of the outer shaping roller is opposite to the moving direction of the second workpiece transverse moving device.
9. The bending forming device for the three-dimensional feed network according to claim 8, wherein a detection device is arranged at a discharge end of the shaping device, the detection device comprises a second data processing device and a plurality of groups of detection assemblies which are electrically connected, and the plurality of groups of detection assemblies are respectively arranged around the shaping cavity to form a detection cavity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110403256.7A CN113020357B (en) | 2021-04-15 | 2021-04-15 | Bending forming equipment for three-dimensional feed network |
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| CN202110403256.7A CN113020357B (en) | 2021-04-15 | 2021-04-15 | Bending forming equipment for three-dimensional feed network |
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| CN113020357B true CN113020357B (en) | 2021-11-19 |
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| JP2014072562A (en) * | 2012-09-27 | 2014-04-21 | Alps Electric Co Ltd | Method of manufacturing antenna device |
| JP2014093679A (en) * | 2012-11-05 | 2014-05-19 | Hitachi Kokusai Yagi Solutions Inc | Antenna device |
| CN206046731U (en) * | 2016-08-15 | 2017-03-29 | 广东东博自动化设备有限公司 | For the automation equipment of bending lithium battery protection board |
| KR20180121111A (en) * | 2017-04-28 | 2018-11-07 | 엘에스엠트론 주식회사 | Method for manufacturing antenna apparatus |
| CN209255551U (en) * | 2018-07-10 | 2019-08-16 | 北京汉能光伏投资有限公司 | A kind of apparatus for bending of workpiece |
| CN112317661A (en) * | 2020-11-04 | 2021-02-05 | 摩比天线技术（深圳）有限公司 | Device for producing feed pins of base station antennas |
| CN112563729B (en) * | 2020-11-25 | 2021-07-27 | 东莞市振亮精密科技有限公司 | Power distribution network, 5G filter antenna and assembly method of 5G filter antenna |
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