CN108480547B - Numerical control squeeze riveter - Google Patents

Numerical control squeeze riveter Download PDF

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Publication number
CN108480547B
CN108480547B CN201810514742.4A CN201810514742A CN108480547B CN 108480547 B CN108480547 B CN 108480547B CN 201810514742 A CN201810514742 A CN 201810514742A CN 108480547 B CN108480547 B CN 108480547B
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China
Prior art keywords
driver
rivet
base
feeder
squeeze
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CN201810514742.4A
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CN108480547A (en
Inventor
李学文
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Dongguan Sanruntian Intelligent Technology Co ltd
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Dongguan Sanruntian Intelligent Technology Co ltd
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Publication of CN108480547A publication Critical patent/CN108480547A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00Riveting
    • B21J15/10Riveting machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00Riveting
    • B21J15/38Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)
  • Insertion Pins And Rivets (AREA)

Abstract

The invention discloses a numerical control squeeze riveter which comprises a frame, a first transfer seat, a second transfer seat, a first driver, a second driver, a third driver, a rivet feeder, a squeeze riveter and a controller. The frame comprises a portal frame and a base; the first transfer seat slides on the base; the first driver is arranged on the base and drives the first transfer base to slide; the second transfer seat is arranged on the first transfer seat in a sliding manner, and is provided with a workbench; the second driver is arranged on the first transfer seat and drives the second transfer seat to slide; the rivet feeder is arranged on the portal frame; the riveting device slides on a beam of the portal frame; the third driver is arranged on the portal frame and drives the riveting device to slide along the length direction of the cross beam, and the riveting device grabs the rivet conveyed by the rivet feeder under the cooperation of the third driver and presses the rivet into a workpiece at the workbench along the Z axis; the controller is respectively and electrically connected with the first driver, the second driver, the rivet feeder, the press riveting device and the third driver; so as to realize the purpose of numerical control automatic press riveting.

Description

Numerical control squeeze riveter
Technical Field
The invention relates to a squeeze riveter, in particular to a numerical control squeeze riveter.
Background
With the continuous development of economy and the continuous progress of scientific technology, various substance consumer products are provided for the life of people, and an electronic product is one of the substance consumer products.
As is well known, electronic products include smartphones, regular handsets, smartwatches, computers, tablet computers or navigator, etc. For electronic products, the internal components of the electronic products are all precise components; such as a precise metal foil for a mobile phone shield, a computer motherboard, a circuit board, etc. And it is well known that metal sheets are typically stamped or bent hardware; in order to fasten different foils together, the use of rivets is not necessary.
At present, a common riveting press mainly comprises a frame, a turntable arranged on the frame and a riveting press device arranged on the frame and positioned above the turntable correspondingly, wherein a workpiece arranged on the turntable is moved to a position opposite to the riveting press device by the turntable, and then the riveting press device presses the rivet into the workpiece on the turntable.
However, the existing riveting press can only press rivets into the same riveting position of the workpiece, and when other positions on the workpiece need to press rivets, operators can only detach the workpiece from the turntable and reinstall the workpiece on the turntable, so that the riveting position of the workpiece driven by the turntable can be ensured to be moved to a position opposite to the riveting device. Therefore, the existing riveting press has the defects of difficult operation and low riveting efficiency when riveting rivets at different positions of a workpiece, and the numerical control automatic process of riveting cannot be realized.
Accordingly, there is a need for a numerical controlled riveter that overcomes the above-described drawbacks.
Disclosure of Invention
The invention aims to provide a numerical control squeeze riveter which can digitally press rivets into different positions of a workpiece to improve squeeze riveting efficiency.
In order to achieve the above purpose, the numerical control squeeze riveter of the invention comprises a frame, a first transfer seat, a first driver, a second transfer seat, a second driver, a rivet feeder, a squeeze riveter, a third driver and a controller. The frame comprises a portal frame and a base positioned below the portal frame; the first transfer seat is arranged on the base in a sliding manner along one direction of an X axis and a Y axis; the first driver is arranged on the base and used for driving the first transfer base to slide; the second transfer seat is arranged on the first transfer seat in a sliding manner along the other direction of the X axis and the Y axis, and is provided with a workbench for positioning and fixing a workpiece; the second driver is arranged on the first transfer seat and used for driving the second transfer seat to slide; the rivet feeder is arranged on the portal frame and is positioned above the workbench correspondingly; the riveting device is arranged on the cross beam of the portal frame in a sliding manner; the third driver is arranged on the portal frame and used for driving the riveting device to slide along the length direction of the cross beam, and the riveting device is matched with the third driver to grab rivets conveyed by the rivet feeder and press the rivets into workpieces at the workbench along a Z axis; the controller is electrically connected with the first driver, the second driver, the rivet feeder, the riveting device and the third driver respectively to control the first driver, the second driver, the rivet feeder, the riveting device and the third driver to work in a coordinated mode.
Preferably, the rivet feeders are arranged in rows along the length direction of the cross beam, and the rivet feeders are also located correspondingly below the cross beam.
Preferably, the lower part that the crossbeam corresponds is equipped with and is located the installation spandrel board of workstation corresponds top, the length direction of installation spandrel board with the length direction of crossbeam is the same, the tip of installation spandrel board install in on the riser of portal frame, rivet feeder install in the top department of installation spandrel board.
Preferably, the middle part of the side wall of the mounting bearing plate in the length direction is provided with an avoidance gap, and the third driver drives the riveting device for grabbing the rivet to move into the avoidance gap so as to press the rivet into the workpiece of the workbench along the Z axial direction.
Preferably, the press riveting device comprises a press riveting head, a press riveting driver for driving the press riveting head to slide along a Z axis and a press riveting bearing seat arranged on the cross beam in a sliding manner, and the press riveting driver is arranged on the press riveting bearing seat.
Preferably, the riveting driver is an oil cylinder or an air cylinder.
Preferably, a first screw rod is installed on the base, a first nut is installed on the first transfer seat, the first nut is sleeved on the first screw rod in a sliding mode, and the first driver is a stepping motor and used for driving the first screw rod to rotate.
Preferably, the first transferring seat is provided with a second screw rod, the second transferring seat is provided with a second screw nut, the second screw nut is sleeved on the second screw rod in a sliding manner, and the second driver is a stepping motor and is used for driving the second screw rod to rotate.
Preferably, the rivet feeder is a drum rivet feeder or a linear rivet feeder.
Preferably, the base is clamped between two vertical arms of the portal frame along the length direction of the cross beam.
Compared with the prior art, the controller is respectively and electrically connected with the first driver, the second driver, the rivet feeder, the press riveting device and the third driver, and the controller controls the coordination work of the first driver, the second driver, the rivet feeder, the press riveting device and the third driver; therefore, the first driver, the first transfer seat, the second driver, the second transfer seat and the controller are matched with each other to realize that the workbench slides on the X axis and the Y axis, so that each press riveting position of a workpiece on the workbench can be matched with a press riveting device on a beam of the portal frame; because the rivet feeder is arranged on the portal frame, the rivet pressing device can rapidly grab rivets conveyed by the rivet feeder under the cooperation of the third driver and the controller and press the rivets into workpieces at the workbench along the Z axis, so that the rivets can be pressed and riveted at different pressing and riveting positions of the workpieces under one-time clamping of the workpieces, and the purposes of improving the pressing and riveting efficiency and numerical control pressing and riveting are achieved.
Drawings
Fig. 1 is a schematic perspective view of a numerical control squeeze riveter of the present invention.
Fig. 2 is a schematic perspective view of the numerical control squeeze riveter shown in fig. 1 after hiding a beam of a portal frame.
Fig. 3 is a schematic perspective view of a base, a first transferring base, a first driver, a second transferring base and a second driver of the numerical control squeeze riveter of the present invention when assembled together.
Fig. 4 is a schematic perspective view of the beam, the mounting support plate, the rivet feeder, the riveting device and the third driver of the numerical control riveting machine.
Fig. 5 is a schematic perspective view showing a rivet feeder mounted on a mounting support plate in the numerical control riveting press according to the present invention.
Fig. 6 is a schematic structural diagram of the controller in the numerical control riveting machine of the present invention when the controller is electrically connected with the first driver, the second driver, the third driver, the rivet feeder and the riveting device respectively.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, and fig. 6, a numerical control squeeze riveter 100 of the present invention includes a frame 10, a first transfer base 20, a first driver 30, a second transfer base 40, a second driver 50, a rivet feeder 60, a squeeze riveter 70, a third driver 80, and a controller 90. The frame 10 comprises a gantry 11 and a base 12 located below the gantry 11, preferably, the gantry 11 comprises two arms 112 connected with the beam 111 by the beam 111, the beam 111 is supported by the two arms 112, at this time, the base 12 is clamped between the two arms 112 of the gantry 11 along the length direction (i.e. the X-axis direction in the three-dimensional coordinates) of the beam 111, so that the beam 111 is suspended over the base 12, thereby creating more space, and the state is shown in fig. 1, but not limited thereto.
As shown in fig. 1 to 3, the first transfer base 20 is slidably disposed on the base 12 along the Y-axis direction, and the first driver 30 is disposed on the base 12 and is used for driving the first transfer base 20 to slide; the second transferring base 40 is slidably arranged on the first transferring base 20 along the X-axis direction, the second transferring base 40 is provided with a workbench 41 for positioning and fixing the workpiece 200, and the second driver 50 is arranged on the first transferring base 40 and is used for driving the second transferring base 40 to slide; of course, according to practical needs, the first transfer base 20 may be slidably disposed on the base 12 along the X axis, and correspondingly, the second transfer base 40 may be slidably disposed on the first transfer base 20 along the Y axis, which is not limited thereto. Specifically, in the present embodiment, the first screw rod 31 is installed on the base 12, the first transferring seat 20 is installed with a first nut (not shown in the figure), the first nut is slid on the first screw rod 31, the first driver 30 is a stepper motor and is used for driving the first screw rod 31 to rotate, and the rotating first screw rod 31 drives the first nut to slide along the longitudinal direction (i.e. the Y-axis direction) of the first screw rod 31, so that the purpose of accurate sliding of the first transferring seat 20 along the Y-axis direction is achieved, and a good condition is created for further improving the accurate positioning of the workpiece 200 in the Y-axis direction; meanwhile, the first transferring seat 20 is provided with a second screw rod 51, the second transferring seat 40 is provided with a second screw nut (not shown in the figure), the second screw nut is sleeved on the second screw rod 51 in a sliding manner, the second driver 50 is a stepping motor and is used for driving the second screw rod 51 to rotate, and the second screw nut is driven by the rotating second screw rod 51 to slide along the longitudinal direction (namely the X-axis direction) of the second screw rod 51, so that the purpose of accurately sliding the second transferring seat 40 along the X-axis direction is realized, and good conditions are created for further improving the accurate positioning of the workpiece 200 in the X-axis direction, but the invention is not limited thereto. It can be understood that, since the first screw rod 31 drives the first transfer seat 20 to slide along the Y-axis direction through the first screw nut, the longitudinal direction of the first screw rod 31 is arranged along the Y-axis direction, and the longitudinal arrangement direction of the first screw rod 31 is determined by the sliding direction of the first transfer seat 20; similarly, the longitudinal direction of the second screw rod 51 is arranged along the X-axis direction, and the arrangement direction of the longitudinal direction of the second screw rod 51 is determined by the sliding direction of the second transfer base 40.
As shown in fig. 1, 2, 4 and 5, the rivet feeder 60 is disposed on the gantry 11 and above the table 41, the riveting device 70 is slidably disposed on a beam 111 of the gantry 11, the third driver 80 is disposed on the gantry 11, the third driver 80 is preferably mounted on the beam 111, the third driver 80 is used for driving the riveting device 70 to slide along the length direction of the beam 111, and the riveting device 70 grabs rivets conveyed by the rivet feeder 60 under the cooperation of the third driver 80 and presses the rivets into a workpiece 200 at the table 41 along the Z axis. Specifically, in the present embodiment, the rivet feeder 60 may be a drum type rivet feeder as disclosed in chinese patent application No. 2017105238880, or a straight type rivet feeder as disclosed in chinese patent application No. 2017105160176, but is not limited thereto; the rivet feeders 60 are arranged in a row along the length direction (i.e., the X-axis direction) of the cross beam 111, and the rivet feeders 60 are also located below the cross beam 111, which is more beneficial for the rivet pressing device 70 to grasp the rivets conveyed by each rivet feeder 60 under the cooperation of the third driver 80; for example, in the present embodiment, the rivet feeders 60 are six, each three are in a group, the avoiding notches 113a described below are located between the two groups, and the state is shown in fig. 2, which is more beneficial to the rivet grabbing and riveting operation of the riveting device 70, and reduces the sliding stroke of the riveting device 70 on the X axis, thereby improving the working efficiency; because the rivet feeders 60 are six, each rivet feeder 60 can be used for conveying rivets with different specifications, so that the pressing in of rivets with various specifications under the condition of one clamping of the workpiece 200 is realized; of course, in other embodiments, the number of rivet feeders 60 can be one, two, three, four, five or seven, and is not limited thereto. Wherein, in order to make the arrangement between the rivet feeder 60 and the riveting device 70 more reasonable and compact, the mounting support plate 113 positioned above the workbench 41 is arranged below the corresponding position of the cross beam 111, the length direction of the mounting support plate 113 is the same as that of the cross beam 111, the end of the mounting support plate 113 is mounted on the vertical arm 112 of the portal frame 11, the rivet feeder 60 is mounted at the top of the mounting support plate 113, and the mounting support plate 113 supports the rivet feeder 60, so that the rivet feeder 60 is adjacent to the riveting device 70, and the rivet stroke of the riveting device 70 for grabbing the rivet fed by the rivet feeder 60 is effectively shortened; preferably, the middle part of the side wall of the mounting support plate 113 in the length direction is provided with an avoidance gap 113a, and the third driver 80 drives the riveting device 70 with the rivet being grabbed to move into the avoidance gap 113a so as to press the rivet into the workpiece 200 of the workbench 41 along the Z-axis, that is, the riveting device 70 moves into the avoidance gap 113a to be in the riveting position, but not limited to this.
As shown in fig. 6, the controller 90 is electrically connected to the first driver 30, the second driver 50, the rivet feeder 60, the press riveting device 70 and the third driver 80, respectively, to control the first driver 30, the second driver 50, the rivet feeder 60, the press riveting device 70 and the third driver 80 to work cooperatively; specifically, in the present embodiment, the press-riveting device 70 includes a press-riveting head 71, a press-riveting driver 72 for driving the press-riveting head 71 to slide along the Z axis, and a press-riveting carrier 73 slidably disposed on the cross beam 111, where the press-riveting driver 72 is mounted on the press-riveting carrier 73 to simplify the structure of the press-riveting device 70; for example, in the present embodiment, the rivet driver 72 is an oil cylinder, and of course, is selected as an air cylinder according to the need, so the invention is not limited thereto.
The working principle of the numerical control squeeze riveter of the invention is described with reference to the accompanying drawings: the controller 90 controls the first driver 30 and the second driver 50 to work in a coordinated manner, the first driver 30 drives the first transfer base 20 to slide along the Y axis and the second driver 50 drives the second transfer base 40 to slide along the X axis, so that the sliding adjustment of the workbench 41 on the second transfer base 40 on the X axis and the Y axis is realized, and the position of the workpiece 200 on the workbench 41 to be clinched is moved to the clinching position; meanwhile, the controller 90 also controls the third driver 80 and the riveting device 70 to work, so that the riveting device 70 grabs off the rivet conveyed by the rivet feeder 60 under the coordination of the third driver 80 and conveys the rivet to a position right above a position to be riveted of the workpiece 200, and the riveting device 70 presses the rivet into the workpiece 200 of the workbench 41 along the Z axis under the control of the controller 90, thereby achieving the purpose of riveting once; the above-described process is repeated continuously, so that automatic press riveting of rivets at different press riveting positions of the workpiece 200 of the table 41 can be achieved. Notably, during the clinching process, the controller 90 may control the rivet feeder 60 to operate at all times, or at intervals; meanwhile, the process of the riveting device 70 grabbing the rivet delivered from the rivet feeder 60 and delivering the rivet to the riveting station under the coordination of the third driver 80 may be performed before, after or simultaneously with the process of moving the position of the workpiece 200 to be riveted on the table 41 to the riveting station.
Compared with the prior art, because the controller 90 is electrically connected with the first driver 30, the second driver 50, the rivet feeder 60, the riveting device 70 and the third driver 80 respectively, the controller 90 controls the coordination of the first driver 30, the second driver 50, the rivet feeder 60, the riveting device 70 and the third driver 80; therefore, the first driver 30, the first transfer base 20, the second driver 50, the second transfer base 40 and the controller 90 cooperate with each other to realize the sliding of the working table 41 on the X axis and the Y axis, so that each riveting position of the workpiece 200 on the working table 41 can be matched with the riveting device 70 on the beam 111 of the gantry 11; because the rivet feeder 60 is arranged on the portal frame 11, the riveting device 70 can rapidly grasp the rivet conveyed by the rivet feeder 60 and press the rivet into the workpiece 200 at the workbench 41 along the Z axis under the cooperation of the third driver 80 and the controller 90, so that the rivet can be riveted at different riveting positions of the workpiece 200 under one clamping of the workpiece 200, and the aims of improving riveting efficiency and numerical control riveting are achieved.
The foregoing disclosure is illustrative of the present invention and is not to be construed as limiting the scope of the invention, but is for the convenience of those skilled in the art to understand and practice the invention, and therefore, equivalent variations to the appended claims are intended to be encompassed by the present invention.

Claims (6)

1. A numerical control squeeze riveter, characterized by comprising:
the frame comprises a portal frame and a base positioned below the portal frame;
the first transfer seat is arranged on the base in a sliding manner along one of the X axis and the Y axis;
The first driver is arranged on the base and used for driving the first transfer base to slide;
The second transfer seat is arranged on the first transfer seat in a sliding manner along the other direction of the X axis and the Y axis, and is provided with a workbench for positioning and fixing a workpiece;
The second driver is arranged on the first transfer seat and used for driving the second transfer seat to slide;
The rivet feeder is arranged on the portal frame and is positioned above the workbench correspondingly;
the riveting device is arranged on the cross beam of the portal frame in a sliding manner;
The third driver is arranged on the portal frame and used for driving the riveting device to slide along the length direction of the cross beam, and the riveting device grabs the rivet conveyed by the rivet feeder under the cooperation of the third driver and presses the rivet into the workpiece at the workbench along the Z axis; and
The controller is respectively and electrically connected with the first driver, the second driver, the rivet feeder, the press riveting device and the third driver to control the first driver, the second driver, the rivet feeder, the press riveting device and the third driver to work in a coordinated manner;
The rivet feeder is arranged at the top of the mounting support plate; the middle part of the side wall of the mounting bearing plate in the length direction is provided with an avoidance gap, and the third driver drives the rivet pressing device for grabbing rivets to move into the avoidance gap so as to press the rivets into a workpiece of the workbench along the Z axial direction;
the rivet feeders are arranged in rows along the length direction of the cross beam, and the rivet feeders are also positioned below the cross beam correspondingly;
the base is provided with a first screw rod, the first transfer base is provided with a first screw nut, the first screw nut is sleeved on the first screw rod in a sliding mode, and the first driver is a stepping motor and used for driving the first screw rod to rotate.
2. The numerical control squeeze riveter of claim 1, wherein the squeeze riveter comprises a squeeze rivet head, a squeeze rivet driver for driving the squeeze rivet head to slide along a Z axis, and a squeeze rivet carrier slidably disposed on the cross beam, the squeeze rivet driver being mounted on the squeeze rivet carrier.
3. The numerical control squeeze riveter of claim 2 wherein the squeeze riveter driver is an oil cylinder or a gas cylinder.
4. The numerical control squeeze riveter of claim 1, wherein the first transfer base is provided with a second screw, the second transfer base is provided with a second nut, the second nut is sleeved on the second screw in a sliding manner, and the second driver is a stepping motor and is used for driving the second screw to rotate.
5. The numerical control riveter of claim 1 wherein the rivet feeder is a drum rivet feeder or a linear rivet feeder.
6. The numerical control squeeze riveter of claim 1, wherein the base is clamped between two upright arms of the gantry along a length of the cross beam.
CN201810514742.4A 2018-05-25 2018-05-25 Numerical control squeeze riveter Active CN108480547B (en)

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Application Number Priority Date Filing Date Title
CN201810514742.4A CN108480547B (en) 2018-05-25 2018-05-25 Numerical control squeeze riveter

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Application Number Priority Date Filing Date Title
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CN108480547B true CN108480547B (en) 2024-04-19

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110434271B (en) * 2019-07-09 2021-01-29 安徽大昌科技股份有限公司 Electronic module support rivet device
CN112658197A (en) * 2020-12-31 2021-04-16 亿和精密工业(苏州)有限公司 Double-workbench numerical control rivet device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202052901U (en) * 2010-12-31 2011-11-30 武汉瑞威特机械有限公司 Control device for numerical control riveting machine
CN105458148A (en) * 2015-12-15 2016-04-06 爱彼思(苏州)自动化科技有限公司 Riveting machine suitable for step position
CN206083746U (en) * 2016-10-12 2017-04-12 江苏西顿科技有限公司 Nailing machine is sent in forced automation
CN206763840U (en) * 2017-04-17 2017-12-19 戴大棋 Rivet auto-stitching equipment
CN207205156U (en) * 2017-06-21 2018-04-10 深圳市许继派尼美特电缆桥架有限公司东莞分公司 Multi-functional automatic press-riveting device
CN208341624U (en) * 2018-05-25 2019-01-08 东莞三润田智能科技股份有限公司 numerical control squeeze riveter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202052901U (en) * 2010-12-31 2011-11-30 武汉瑞威特机械有限公司 Control device for numerical control riveting machine
CN105458148A (en) * 2015-12-15 2016-04-06 爱彼思(苏州)自动化科技有限公司 Riveting machine suitable for step position
CN206083746U (en) * 2016-10-12 2017-04-12 江苏西顿科技有限公司 Nailing machine is sent in forced automation
CN206763840U (en) * 2017-04-17 2017-12-19 戴大棋 Rivet auto-stitching equipment
CN207205156U (en) * 2017-06-21 2018-04-10 深圳市许继派尼美特电缆桥架有限公司东莞分公司 Multi-functional automatic press-riveting device
CN208341624U (en) * 2018-05-25 2019-01-08 东莞三润田智能科技股份有限公司 numerical control squeeze riveter

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