CN113145957A - Assembly method of anti-disassembly low-voltage servo driver - Google Patents
Assembly method of anti-disassembly low-voltage servo driver Download PDFInfo
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- CN113145957A CN113145957A CN202110425588.5A CN202110425588A CN113145957A CN 113145957 A CN113145957 A CN 113145957A CN 202110425588 A CN202110425588 A CN 202110425588A CN 113145957 A CN113145957 A CN 113145957A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 36
- 238000005476 soldering Methods 0.000 claims abstract description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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Abstract
The invention relates to the technical field of servo driving equipment, in particular to an assembly method of an anti-disassembly low-voltage servo driver, which comprises the following steps: s1, forming a plurality of concave holes in the upper side of the base, and clamping vertically-arranged positioning columns in the concave holes; s2, welding the lower end of the positioning column in the concave hole through tin soldering; s3, mounting the power board downwards until the lower side of the power board is attached to the base; s4, sleeving a first knurled nut on the positioning column; s5, mounting the driving plate downwards until the lower side of the driving plate is attached to the upper end of the first knurled nut; s6, sleeving a second knurled nut on the positioning column; s7, mounting the power supply board downwards until the lower side of the power supply board is attached to the upper end of the second knurled nut; s8, sleeving a third knurled nut on the positioning column; and S9, mounting the control plate downwards until the lower side of the control plate is attached to the upper end of the third knurled nut, fixing the lower side of the control plate and the upper end of the third knurled nut in a welding mode, and welding and connecting the fourth positioning hole and the positioning column by soldering.
Description
Technical Field
The invention relates to the technical field of servo driving equipment, in particular to an assembly method of an anti-disassembly low-voltage servo driver.
Background
The modern motor servo system is applied to the fields of aerospace and military at first, and then gradually enters the fields of industry and civilian use, according to research, in the field of special industrial control in low-voltage environments such as vehicle-mounted and the like, the application environment is severe, the system integration level is high, the product is often required to have better environmental adaptability and smaller space occupation ratio, similar motor drive products are generally less in China, so that the design of the motor drive is beneficial to breaking through relevant technical blockages abroad and improving the localization ratio of the automatic equipment system in China, the motor drive is successfully designed and produced by our department at present, but in the using process of customers, because the fixing screw of the internal structure of the equipment is easy to loosen and even fall off in severe environments such as long-time vibration or impact and the like, the maintenance is not easy to be carried out at the moment, the loss is easy to be caused, in addition, the detachable structure is easily analyzed or destroyed by the careless or unintentional detachment of others.
Disclosure of Invention
The invention aims to provide an assembly method of a disassembly-preventing low-pressure servo driver, which solves the problem that the work of the servo driver is influenced because the internal structure of the conventional low-pressure servo driver is easy to loosen and even fall off in severe environments such as long-time vibration or impact.
In order to solve the technical problems, the invention adopts the following technical scheme:
a method for assembling a disassembly-proof low-voltage servo driver comprises the following steps:
s1, forming a plurality of concave holes in the upper side of the base, and clamping vertically-arranged positioning columns in the concave holes;
s2, welding the lower end of the positioning column in the concave hole through tin soldering;
s3, aligning the first positioning hole on the power board with the positioning column, then mounting the power board downwards until the lower side of the power board is attached to the base, and fixing the lower side of the power board and the upper side of the base in a welding mode;
s4, sleeving a first knurled nut on the positioning column to enable the lower end of the first knurled nut to be connected with the upper side of the power plate in a welding mode;
s5, aligning the second positioning hole on the driving plate with the positioning column, then downwards mounting the driving plate until the lower side of the driving plate is attached to the upper end of the first knurled nut, and fixing the lower side of the driving plate and the upper end of the first knurled nut in a welding mode;
s6, sleeving a second knurled nut on the positioning column, and welding the lower end of the second knurled nut to the upper side of the drive plate;
s7, aligning a third positioning hole on the power panel with the positioning column, then downwards mounting the power panel until the lower side of the power panel is attached to the upper end of the second knurled nut, and fixing the lower side of the power panel and the upper end of the second knurled nut in a welding mode;
s8, sleeving a third knurled nut on the positioning column, and enabling the lower end of the third knurled nut to be connected with the upper side of the power panel in a welding mode;
and S9, aligning the fourth positioning hole on the control plate with the positioning column, then mounting the control plate downwards until the lower side of the control plate is attached to the upper end of the third knurled nut, fixing the lower side of the control plate and the upper end of the third knurled nut in a welding mode, and connecting the fourth positioning hole with the positioning column in a welding mode by soldering.
The further technical scheme is that after the control panel is installed, the shell is buckled above the base, and the distance between the inner wall of the shell and the side plate surface of each plate is 1 mm.
The technical scheme that the base is of a quadrilateral structure, the four edges of the upper side of the base are provided with clamping grooves, the bottom of the shell is provided with clamping blocks, and when the shell is connected with the base, the clamping blocks are clamped in the clamping grooves.
A further technical scheme is that the tank bottom of the clamping groove is provided with a downward-recessed wire collecting groove, a rotating shaft is connected to the interior of the wire collecting groove through a torsional spring, a limiting pull wire is arranged on the rotating shaft, the lower end of the clamping block is provided with a connecting ring, one end of the limiting pull wire is fixedly connected with the rotating shaft, the other end of the limiting pull wire is fixedly connected with the connecting ring in a winding mode in the rotating shaft, and when the shell is connected with the base, the connecting ring is arranged in the wire collecting groove.
The further technical scheme is that the total length of the limiting pull line is smaller than the height of the shell.
According to a further technical scheme, a first threaded hole is formed in the groove wall of the clamping groove, a through second threaded hole is transversely formed in the clamping block, when the clamping block is clamped in the clamping groove, the first threaded hole is aligned with the second threaded hole, and screws are sequentially screwed into the second threaded hole and the first threaded hole.
Compared with the prior art, the invention has the beneficial effects that: the upper side of the base is provided with a plurality of concave holes, the positioning columns are vertically fixed by tin soldering after being clamped in the concave holes, so that the positions of the positioning columns are stable, then the first positioning holes of the power board are clamped on the positioning columns, the lower sides of the power board are connected with the upper side of the base in a welding way, then the positioning columns are sleeved with first knurled nuts, the first knurled nuts can play a role of spacing the power board and a driving board, then the second positioning holes of the driving board are clamped on the positioning columns, the second knurled nuts are welded on the upper sides of the driving board, the lower sides of the driving board are connected with the upper ends of the first knurled nuts in a welding way, the second knurled nuts can play a role of spacing the driving board and the power board, then the third positioning holes of the power board are clamped on the positioning columns, the third nuts are welded on the upper sides of the power board, and the lower sides of the power board are connected with the upper ends of the second knurled nuts in a welding way, the third knurled nut plays a role in spacing the power panel and the control panel, then the fourth positioning hole of the control panel is installed on the positioning column, and the positioning column is welded with the fourth positioning hole, so that the servo driver is assembled, the first knurled nut, the second knurled nut and the third knurled nut are both in a hollow cylindrical shape, the first knurled nut, the second knurled nut and the third knurled nut can play a role in height determination on the one hand, the distance between two adjacent panels is adjusted by controlling the lengths of the first knurled nut, the second knurled nut and the third knurled nut, and on the other hand, the upper end and the lower end of the first knurled nut, the second knurled nut and the third knurled nut are respectively welded on the upper side and the lower side of the two adjacent panels, so that the first knurled nut, the second knurled nut and the third knurled nut can play a good role in connection and fixation, and therefore the power panel is guaranteed, The drive plate, the upside at the base can be firmly fixed to power strip and control panel, and the fourth locating hole of control panel links to each other with the upper end welding of reference column, thereby guarantee the fixed of control panel position, carry out servo driver internal power board through above-mentioned mode, the drive plate, the fixed of power strip and control panel, compare with the mode of original screw is fixed, this mode can make the power strip, the drive plate, the connection between power strip and the control panel is very stable and avoids the power strip, the drive plate, power strip and control panel take place phenomenons such as drop in long-time use, and this mode is fixed knot structure, in case be dismantled by external force compels, can't the reduction, avoid someone to tear open by mistake and come to carry out analysis and reduction to this servo driver's inside.
Drawings
Fig. 1 is a schematic structural diagram of a servo driver according to the present invention when a base is not fastened to a housing.
Fig. 2 is a schematic structural view of the base of the present invention.
Fig. 3 is a schematic structural diagram of the servo driver of the present invention when the base is connected to the housing.
Fig. 4 is a partial cross-sectional view of the base and housing of the present invention.
Icon: 1-base, 2-concave hole, 3-positioning column, 401-power board, 402-driving board, 403-power board, 404-control board, 501-first positioning hole, 502-second positioning hole, 503-third positioning hole, 504-fourth positioning hole, 601-first knurled nut, 602-second knurled nut, 603-third knurled nut, 7-shell, 8-clamping groove, 9-clamping block, 10-wire-receiving groove, 11-rotating shaft, 12-limiting pull wire, 13-connecting ring, 14-first threaded hole and 15-second threaded hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
fig. 1 to 4 show a preferred embodiment of the assembling method of the tamper-proof low-voltage servo driver of the present invention, and the assembling method of the tamper-proof low-voltage servo driver in this embodiment specifically includes the following steps:
s1, forming a plurality of concave holes 2 in the upper side of the base 1, and clamping vertically-arranged positioning columns 3 in the concave holes 2;
s2, welding the lower end of the positioning column 3 in the concave hole 2 through tin soldering;
s3, aligning the first positioning hole 501 on the power board 401 with the positioning column 3, then mounting the power board 401 downwards until the lower side of the power board is attached to the base 1, and fixing the lower side of the power board 401 and the upper side of the base 1 in a welding mode;
s4, sleeving a first knurled nut 601 on the positioning column 3, and welding the lower end of the first knurled nut 601 with the upper side of the power plate 401;
s5, aligning a second positioning hole 502 on the driving plate 402 with the positioning column 3, then mounting the driving plate 402 downwards until the lower side of the driving plate is attached to the upper end of the first knurled nut 601, and fixing the lower side of the driving plate 402 and the upper end of the first knurled nut 601 in a welding mode;
s6, sleeving a second knurled nut 602 on the positioning column 3, and welding the lower end of the second knurled nut 602 to the upper side of the driving plate 402;
s7, aligning the third positioning hole 503 on the power board 403 with the positioning post 3, then mounting the power board 403 downward until the lower side of the power board 403 is attached to the upper end of the second knurled nut 602, and fixing the lower side of the power board 403 to the upper end of the second knurled nut 602 by welding;
s8, sleeving a third knurled nut 603 on the positioning column 3, and welding the lower end of the third knurled nut 603 and the upper side of the power panel 403;
s9, aligning the fourth positioning hole 504 on the control plate 404 with the positioning post 3, then mounting the control plate 404 down until the lower side of the control plate is attached to the upper end of the third knurled nut 603, fixing the lower side of the control plate 404 to the upper end of the third knurled nut 603 by welding, and connecting the fourth positioning hole 504 to the positioning post 3 by soldering.
The upper side of a base 1 is provided with a plurality of concave holes 2, a positioning column 3 is clamped in the concave holes 2 and then vertically fixed by soldering the positioning column 3, so that the position of the positioning column 3 is ensured to be stable, then a first positioning hole 501 of a power board 401 is clamped on the positioning column 3, the lower side of the power board 401 is connected with the upper side of the base 1 in a welding way, then a first knurled nut 601 is sleeved on the positioning column 3, the first knurled nut 601 can play the role of spacing the power board 401 and a driving board 402, then a second positioning hole 502 of the driving board 402 is clamped on the positioning column 3, a second knurled nut 602 is welded on the upper side of the driving board 402, the lower side of the driving board 402 is connected with the upper end of the first knurled nut 601 in a welding way, the second knurled nut 602 can play the role of spacing the driving board 402 and the power board 403, then a third positioning hole 503 of the power board 403 is clamped on the positioning column 3, and a third knurled nut 603 is welded on the upper side of the power board 403, the lower side of the power supply board 403 is welded and connected with the upper end of the second knurled nut 602, the third knurled nut 603 has the function of spacing the power supply board 403 and the control board 404, then the fourth positioning hole 504 of the control board 404 is installed on the positioning column 3, and the positioning column 3 is welded with the fourth positioning hole 504, so as to realize the assembly of the servo driver, the first knurled nut 601, the second knurled nut 602 and the third knurled nut 603 are all in a hollow cylindrical shape, on one hand, the first knurled nut 601, the second knurled nut 602 and the third knurled nut 603 can have the function of height fixing, the distance between two adjacent boards is adjusted by controlling the length of the first knurled nut 601, the second knurled nut 602 and the third knurled nut 603, on the other hand, the upper end and the lower end of the first knurled nut 601, the second knurled nut 602 and the third knurled nut 603 are respectively welded on the upper side and the lower end of the two adjacent boards, so that the first knurled nut 601, the second knurled nut 602 and the third knurled nut 603 can play a good role in connection and fixation, thereby ensuring that the power board 401, the driving board 402, the power board 403 and the control board 404 can be firmly fixed on the upper side of the base 1, and the fourth positioning hole 504 of the control board 404 is connected with the upper end of the positioning column 3 in a welding manner, thereby ensuring that the position of the control board 404 is fixed, the power board 401, the driving board 402, the power board 403 and the control board 404 in the servo driver are fixed in the above manner, compared with the original screw fixation manner, the manner can stabilize the connection among the power board 401, the driving board 402, the power board 403 and the control board 404 and avoid the phenomena of falling off and the like of the power board 401, the driving board 402, the power board 403 and the control board 404 in long-time use, and the manner is a fixed structure, once forcibly detached by an external force, the connection cannot be restored, the problem that a person mistakenly detaches to analyze and restore the interior of the servo driver is solved.
After the control panel 404 is installed, the shell 7 is buckled above the base 1, the distance between the inner wall of the shell 7 and the side plate surfaces of the plates is 1mm, the shell 7 can well protect the power board 401, the drive board 402, the power board 403 and the control panel 404, four corners of the power board 401, the drive board 402, the power board 403 and the control panel 404 are all provided with inward-recessed chamfers, and the chamfers on the power board 401, the drive board 402, the power board 403 and the control panel 404 can avoid the situation that four corners of the chamfers are too sharp to scratch operators in the assembling process.
The bottom of the clamping groove 8 is provided with a downward-recessed wire collecting groove 10, a rotating shaft 11 is connected in the wire collecting groove 10 through a torsion spring, a limiting pull wire 12 is arranged on the rotating shaft 11, a connecting ring 13 is arranged at the lower end of a clamping block 9, one end of the limiting pull wire 12 is fixedly connected with the rotating shaft 11, the other end of the limiting pull wire 12 is wound and connected on the rotating shaft 11 and fixedly connected with the connecting ring 13, when the shell 7 is connected with the base 1, the connecting ring 13 is arranged in the wire collecting groove 10, the total length of the limiting pull wire 12 is smaller than the height of the shell 7, the limiting pull wire 12 is connected with the connecting ring 13 on the lower side of the shell 7 through the limiting pull wire 12, the length of the limiting pull wire 12 is smaller than the height of the shell 7, the shell 7 is prevented from being completely separated from the base 1, the limiting pull wire 12 can be stored through the torsion spring and the rotating shaft 11, the shell 7 can be conveniently buckled and returned after being opened, when the shell 7 is firstly installed, the shell 7 is firstly clamped on the power board 401, The drive board 402, the power board 403 and the control board 404 position the housing 7 above the base 1, and then the free end of the stopper wire 12 is tied to the connection ring 13, thereby completing the installation of the housing 7.
Be equipped with first screw hole 14 on the cell wall of draw-in groove 8, transversely be equipped with penetrating second screw hole 15 on the fixture block 9, when the fixture block 9 card was established in draw-in groove 8, first screw hole 14 was aligned with second screw hole 15, had the screw to screw into in second screw hole 15 and the first screw hole 14 in proper order, and the mode through the screw connection can make the fixed more firm between fixture block 9 and the draw-in groove 8 to it is more firm to make the connection between casing 7 and the base 1.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. A method for assembling a disassembly-proof low-voltage servo driver is characterized by comprising the following steps:
s1, forming a plurality of concave holes (2) in the upper side of the base (1), and clamping vertically arranged positioning columns (3) in the concave holes (2);
s2, welding the lower end of the positioning column (3) in the concave hole (2) through tin soldering;
s3, aligning a first positioning hole (501) on the power board (401) with a positioning column (3), then mounting the power board (401) downwards until the lower side of the power board is attached to the base (1), and fixing the lower side of the power board (401) to the upper side of the base (1) in a welding mode;
s4, sleeving a first knurled nut (601) on the positioning column (3) to enable the lower end of the first knurled nut (601) to be connected with the upper side of the power plate (401) in a welding mode;
s5, aligning a second positioning hole (502) in the driving plate (402) with the positioning column (3), then downwards mounting the driving plate (402) until the lower side of the driving plate is attached to the upper end of the first knurled nut (601), and fixing the lower side of the driving plate (402) and the upper end of the first knurled nut (601) in a welding mode;
s6, sleeving a second knurled nut (602) on the positioning column (3) to enable the lower end of the second knurled nut (602) to be connected with the upper side of the driving plate (402) in a welding mode;
s7, aligning a third positioning hole (503) in the power panel (403) with the positioning column (3), then downwards mounting the power panel (403) until the lower side of the power panel is attached to the upper end of the second knurled nut (602), and fixing the lower side of the power panel (403) to the upper end of the second knurled nut (602) in a welding mode;
s8, sleeving a third knurled nut (603) on the positioning column (3) to enable the lower end of the third knurled nut (603) to be connected with the upper side of the power panel (403) in a welding mode;
s9, aligning a fourth positioning hole (504) on the control plate (404) with the positioning column (3), then mounting the control plate (404) downwards until the lower side of the control plate is attached to the upper end of the third knurled nut (603), fixing the lower side of the control plate (404) and the upper end of the third knurled nut (603) in a welding mode, and enabling the fourth positioning hole (504) and the positioning column (3) to be connected in a welding mode through soldering.
2. The assembling method of the tamper-proof low pressure servo driver as claimed in claim 1, wherein: after the control panel (404) is installed, the shell (7) is buckled above the base (1), and the distance between the inner wall of the shell (7) and the side plate surface of each plate is 1 mm.
3. The assembling method of the tamper-proof low pressure servo driver as claimed in claim 2, wherein: base (1) is the quadrangle structure, four edges of base (1) upside all are equipped with draw-in groove (8), the bottom of casing (7) all is equipped with fixture block (9), when casing (7) link to each other with base (1), fixture block (9) joint is in draw-in groove (8).
4. The assembling method of the tamper-proof low pressure servo driver as claimed in claim 3, wherein: the tank bottom of draw-in groove (8) is equipped with undercut receipts wire casing (10), it has pivot (11) to receive through torsional spring connection in wire casing (10), be equipped with spacing stay wire (12) on pivot (11), the lower extreme of fixture block (9) is equipped with go-between (13), the one end and pivot (11) of spacing stay wire (12) are fixed continuous, and the other end twines in pivot (11) and is connected with and links to each other with go-between (13) are fixed, when casing (7) links to each other with base (1), go-between (13) set up in receiving wire casing (10).
5. The assembling method of the tamper-proof low pressure servo driver according to claim 4, wherein: the total length of the limiting pull wire (12) is less than the height of the shell (7).
6. The assembling method of the tamper-proof low pressure servo driver as claimed in claim 3, wherein: the clamping groove is characterized in that a first threaded hole (14) is formed in the groove wall of the clamping groove (8), a through second threaded hole (15) is transversely formed in the clamping block (9), when the clamping block (9) is clamped in the clamping groove (8), the first threaded hole (14) is aligned with the second threaded hole (15), and screws are sequentially screwed into the second threaded hole (15) and the first threaded hole (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110425588.5A CN113145957A (en) | 2021-04-20 | 2021-04-20 | Assembly method of anti-disassembly low-voltage servo driver |
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| CN202110425588.5A CN113145957A (en) | 2021-04-20 | 2021-04-20 | Assembly method of anti-disassembly low-voltage servo driver |
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| CN109996387A (en) * | 2017-12-29 | 2019-07-09 | 杭州嘉楠耘智信息科技有限公司 | Double-side fixing structure and method for devices on circuit board |
| CN209198904U (en) * | 2018-12-10 | 2019-08-02 | 宝群电子科技(上海)有限公司 | A kind of servo-drive device assembly |
| CN209608577U (en) * | 2019-01-21 | 2019-11-08 | 北京恒源新动力科技有限公司 | Novel motor controller |
| CN110572936A (en) * | 2019-08-20 | 2019-12-13 | 浙江大学 | Modularization industrial controller device |
| CN210468692U (en) * | 2019-11-20 | 2020-05-05 | 沈鹏 | Digital junction box |
| CN112616246A (en) * | 2020-12-04 | 2021-04-06 | 深圳市智仁科技有限公司 | Circuit board connection structure and circuit board |
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