CN112509772A - Automatic regulation and control equipment of hall current laser resistance trimming machine - Google Patents
Automatic regulation and control equipment of hall current laser resistance trimming machine Download PDFInfo
- Publication number
- CN112509772A CN112509772A CN202011151723.3A CN202011151723A CN112509772A CN 112509772 A CN112509772 A CN 112509772A CN 202011151723 A CN202011151723 A CN 202011151723A CN 112509772 A CN112509772 A CN 112509772A
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- trimming machine
- activated carbon
- current laser
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
- H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
- H01C17/242—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by laser
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Laser Beam Processing (AREA)
- Lasers (AREA)
Abstract
The invention relates to the field of laser resistance trimming machines, and discloses automatic regulating and controlling equipment of a Hall current laser resistance trimming machine. This kind of automatic regulation and control equipment of hall electric current laser trimming machine, the venthole has been seted up through operation panel opposite side top middle part, toxic gas for the inside laser trimming of discharging produces, venthole middle part fixed mounting has the bracing piece, bracing piece one side middle part fixed mounting has the motor, the flabellum has been cup jointed in the activity of motor top middle part, the motor is used for driving the flabellum and rotates the inside toxic gas of discharging, the outside activity of venthole has cup jointed the permeability cell, permeability cell outer wall one side is seted up flutedly, the inside activity of recess has cup jointed the activated carbon plate, it can be longer increase adsorption efficiency in inside persistence time to carry out slight ventilative messenger's.
Description
Technical Field
The invention relates to the field of laser resistance trimming machines, in particular to automatic regulating and controlling equipment of a Hall current laser resistance trimming machine.
Background
The laser resistance adjusting principle is that a beam of extremely fine laser beams is used for being applied to thick and thin film resistors, the thick and thin film circuits are cut through vaporization and evaporation of a resistor body, the thick and thin film resistors are cut through the laser beams according to a program preset by a computer, the resistance value of the resistors is changed by changing the geometric shapes of the thick and thin film resistors, the circuit is measured in real time to monitor the change of the resistance values of the thick and thin film resistors along with the progress of the laser cutting process, the resistance values of the thick and thin film resistors are continuously close to a target resistance value, and the laser beams are closed after the thick and thin film resistors reach the target resistance value, so that the laser resistance adjusting.
However, in the process of long-term use of the conventional laser resistor trimming machine, because laser beams are applied to the thick film resistor and the thin film resistor, the thick film circuit and the thin film circuit are cut by vaporizing and evaporating the resistor body, generated gas is toxic and harmful gas, workers can inhale a large amount of gas after long-term work, the conventional laser resistor trimming machine does not have a closed space, does not have a device for absorbing and discharging the toxic gas, and the generated toxic and harmful gas is directly discharged in the air, harms the health of the workers and simultaneously pollutes the environment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides automatic regulation and control equipment of a Hall current laser resistor trimming machine, which has the advantages of no toxic and harmful gas, protection of the health of workers and the like, and solves the problems in the background art.
(II) technical scheme
In order to realize the purposes of non-toxic gas and protecting the health of workers, the invention provides the following technical scheme: an automatic regulation and control device of a Hall current laser resistance trimming machine comprises an operating platform, supporting legs and an operating screen, wherein a discharging hole is formed in the middle above one side of the operating platform, a loop bar is fixedly installed at the top of the discharging hole, one end of the loop bar penetrates through a hole, a rotating rod is movably sleeved inside the hole, cover plates are fixedly installed at two ends of the rotating rod, a sliding groove is formed in the middle of the top of the inner wall of the operating platform, a laser head is slidably connected inside the sliding groove, a hydraulic rod is fixedly installed at the center of the bottom of the inner wall of the operating platform, a lifting rod is movably sleeved inside the hydraulic rod, a lifting platform is fixedly installed at the top of the lifting rod, an air outlet is formed in the middle above the other side of the operating platform, a supporting rod is fixedly installed in the middle of, the air outlet is movably sleeved with a vent pipe outside, a groove is formed in one side of the outer wall of the vent pipe, an activated carbon plate is movably sleeved inside the groove, and an air vent is formed in one side of the activated carbon plate.
Preferably, the number of the grooves is three, the distance between every two adjacent grooves is ten centimeters, the depth value of each groove is equal to the value obtained by subtracting one centimeter from the value of the diameter of the outer wall of the ventilating pipe, and the value of the wall thickness of the ventilating pipe is larger than one centimeter.
Preferably, the number of the activated carbon plates is three, the length values of the activated carbon plates are equal to the diameter value of the vent pipe, the activated carbon plates are respectively arranged in the three grooves, and the thickness values of the three activated carbon plates are matched with the width values of the grooves.
Preferably, the diameter value of the air outlet is equal to the diameter value of the inner wall of the vent pipe, and the diameter value of the fan blade is smaller than the diameter value of the air outlet.
Preferably, the length value of the sliding groove is equal to the width value of the operating table, the width value of the sliding groove is matched with the width value of the laser head, and the sum of the height value of the laser head and the height value of the hydraulic rod is larger than the height value of the operating table.
Preferably, the length value of loop bar equals the width value of drain hole, the inside hole diameter value of seting up of loop bar with the outer wall diameter value adaptation of dwang, the length value and the width value of apron all are greater than the length value and the width value of drain hole.
Preferably, the diameter value of each air hole is less than one millimeter, the air holes are filled on one side of the activated carbon plate, and the distance between every two air holes is equal to one millimeter.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. this kind of automatic regulation and control equipment of hall electric current laser trimming machine, the drain hole has been seted up through operation panel one side top middle part, from this place put into treat the resistance that laser trimming hinders, drain hole top fixed mounting has the loop bar, loop bar one end is run through and has been seted up the inside activity of hole and has been cup jointed the dwang, the both ends fixed mounting of dwang has the apron, make the apron can easily open and close closedly, thereby reach both can the blowing and also can reach the inside airtight condition that can not spill toxic gas, thereby reach the inside toxic gas of during operation and can not follow the effect that the drain hole spilt.
2. The automatic regulation and control equipment of the Hall current laser resistance trimming machine comprises an operating platform, wherein a vent hole is formed in the middle above the other side of the operating platform and used for discharging toxic gas generated by internal laser resistance trimming, a support rod is fixedly arranged in the middle of the vent hole, a motor is fixedly arranged in the middle of one side of the support rod, a fan blade is movably sleeved in the middle of the top end of the motor, the diameter value of the vent hole is equal to the diameter value of the inner wall of a vent pipe, so that the ventilation effect is maximized, and gas cannot leak out, the diameter value of the fan blade is smaller than that of the vent hole, the number of grooves is three, the distance between every two adjacent grooves is ten centimeters, the depth value of each groove is equal to the value obtained by subtracting one centimeter from the diameter value of the outer wall of the vent pipe, the wall thickness value of the vent pipe is larger than one centimeter, the, the thickness value of three activated carbon plate and the width value adaptation of recess for the activated carbon plate can maximize the utilization adsorb toxic gas, also can change fast simultaneously, does not influence the use, thereby reaches the effect of adsorbing to inside toxic gas.
Drawings
FIG. 1 is a schematic view of the overall front structure of the present invention;
FIG. 2 is a schematic view of the overall backside structure of the present invention;
FIG. 3 is a schematic view of a portion of the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
FIG. 5 is an enlarged view of the part A structure of the present invention.
In the figure: 1. an operation table; 2. supporting legs; 3. an operation screen; 4. a discharging port; 5. a loop bar; 6. rotating the rod; 7. a cover plate; 8. a chute; 9. a laser head; 1O, a hydraulic rod; 11. a lifting rod; 12. a lifting platform; 13. an air outlet; 14. a support bar; 15. a motor; 16. a fan blade; 17. a gas permeable pipe; 18. an activated carbon plate; 19. air holes are formed; 20. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-5, the invention provides a technical scheme, an automatic regulating and controlling device of a hall current laser resistor trimming machine, comprising an operating platform 1, a supporting leg 2 and an operating screen 3, wherein the operating screen 3 has a function of controlling a hydraulic rod 10 and a lifting rod 11, and can also regulate a laser head 9 to slide on a chute 8, a discharge port 4 is arranged at the middle part above one side of the operating platform 1, a resistor to be subjected to laser resistor trimming is placed from the discharge port 4, a loop rod 5 is fixedly arranged at the top of the discharge port 4, one end of the loop rod 5 penetrates through a hole, is movably sleeved with a rotating rod 6, two ends of the rotating rod 6 are fixedly provided with cover plates 7, so that the cover plates 7 can be easily opened and closed, thereby achieving the conditions that the resistor can be discharged and the inside can be sealed without emitting toxic gas, the chute 8 is arranged at the middle part of the top of the inner, the laser head 9 can slide in the chute 8, a hydraulic rod 10 is fixedly installed at the center of the bottom of the inner wall of the operation table 1, a lifting rod 11 is movably sleeved inside the hydraulic rod 10, a lifting table 12 is fixedly installed at the top of the lifting rod 11, the lifting rod 11 moves up and down to drive the lifting table 12 to move up and down so as to adjust the height of the resistor, an air outlet 13 is formed in the middle above the other side of the operation table 1 and used for discharging toxic gas generated by internal laser resistance adjustment, a support rod 14 is fixedly installed in the middle of the air outlet 13, a motor 15 is fixedly installed in the middle of one side of the support rod 14, a fan blade 16 is movably sleeved in the middle of the top end of the motor 15, the motor 15 is used for driving the fan blade 16 to rotate to discharge internal toxic gas, a vent pipe 17 is movably sleeved outside the air outlet 13, a groove 20 is formed in one side of the, diameter value of bleeder vent 19 is less than a millimeter, is to fill set up in activated carbon plate 18 one side, and the interval value between two liang of bleeder vents 19 equals to a millimeter, carries out slight ventilative messenger's poison gas can be in inside persistence time longer increase adsorption effect.
In summary, the following steps:
wherein, the diameter value of venthole 13 equals 17 inner walls diameter values of permeability cell so that ventilation effect maximize and can not leak gas, the diameter value of flabellum 16 is less than the diameter value of venthole 13, prevent that flabellum 16 from rotating the mistake and touching and damage permeability cell 17, the quantity of recess 20 is three, the interval of two adjacent recesses 20 is ten centimetres, the degree of depth value of recess 20 equals 17 outer walls diameter values of permeability cell and subtracts one centimetre, the wall thickness value of permeability cell 17 is greater than one centimetre, the quantity of active carbon board 18 is three, and the length value equals the diameter value of permeability cell 17, install respectively in three recess 20, the thickness value of three active carbon board 18 and the width value adaptation of recess 20, make active carbon board 18 can the maximize utilization adsorb toxic gas, also can change fast simultaneously, do not influence the use.
Wherein, the length value of spout 8 equals the width value of operation panel 1, and the width value of spout 8 and the width value adaptation of laser head 9 for laser head 9 can slide and touch the inside optional position of operation panel 1, and the height value of laser head 9, and the height value sum of the height value of hydraulic stem 10 is greater than the height value of operation panel 1, makes laser head 9 can touch the resistance of taking laser to transfer resistance above elevating platform 12.
Wherein, the length value of loop bar 5 equals the width value of drain hole 4, and the inside hole diameter value of seting up of loop bar 5 is adapted with the outer wall diameter value of dwang 6, and the length value and the width value of apron 7 all are greater than the length value and the width value of drain hole 4 for can close after the completion of the blowing of drain hole 4, and the inside toxic gas of during operation can not spill from drain hole 4.
When the laser resistance adjusting device works, firstly, the cover plate 7 is opened through rotating the rotating rod 6 in the loop bar 5, a resistor to be subjected to laser resistance adjustment is put into the operation platform 1 from the discharge hole 4, then the operation panel 3 is operated to control the hydraulic rod 10 to ascend and descend in the lifting rod 11 to control the height of the lifting platform 12, the laser head 9 is controlled to move left and right in the sliding chute 8 to the position above the resistor, laser resistance adjustment is started, the motor 15 is started to drive the fan blades 16 to rotate after toxic gas is generated, toxic gas in the operation platform 1 is extracted through the air outlet hole 13 and is discharged to the activated carbon plate 18 through the vent pipe 17, adsorption filtration is carried out through the three layers of activated carbon plates 18, clean gas is discharged to the outside through the air holes 19 in the activated carbon plates 18, and after long-term use, the activated carbon plates 18 can be directly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automatic regulation and control equipment of hall electric current laser trimming machine, includes operation panel (1), supporting leg (2) and operation screen (3), its characterized in that: the automatic feeding device is characterized in that a discharging hole (4) is formed in the middle of the upper portion of one side of the operating platform (1), a sleeve rod (5) is fixedly mounted at the top of the discharging hole (4), one end of the sleeve rod (5) penetrates through the hole, a rotating rod (6) is movably sleeved inside the hole, cover plates (7) are fixedly mounted at two ends of the rotating rod (6), a sliding groove (8) is formed in the middle of the top of the inner wall of the operating platform (1), a laser head (9) is slidably connected inside the sliding groove (8), a hydraulic rod (10) is fixedly mounted at the center of the bottom of the inner wall of the operating platform (1), a lifting rod (11) is movably sleeved inside the hydraulic rod (10), a lifting platform (12) is fixedly mounted at the top of the lifting rod (11), a gas outlet (13) is formed in the middle of, the novel air-permeable fan is characterized in that a motor (15) is fixedly mounted in the middle of one side of the support rod (14), fan blades (16) are movably sleeved in the middle of the top end of the motor (15), air permeable pipes (17) are movably sleeved outside the air outlet holes (13), grooves (20) are formed in one sides of the outer walls of the air permeable pipes (17), activated carbon plates (18) are movably sleeved inside the grooves (20), and air vents (19) are formed in one sides of the activated carbon plates (18).
2. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the number of the grooves (20) is three, the distance between every two adjacent grooves (20) is ten centimeters, the depth value of each groove (20) is equal to the value obtained by subtracting one centimeter from the value of the diameter of the outer wall of the ventilation pipe (17), and the value of the wall thickness of the ventilation pipe (17) is larger than one centimeter.
3. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the number of the activated carbon plates (18) is three, the length values of the activated carbon plates are equal to the diameter value of the vent pipe (17), the activated carbon plates are respectively arranged in the three grooves (20), and the thickness values of the three activated carbon plates (18) are matched with the width value of the grooves (20).
4. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the diameter value of the air outlet hole (13) is equal to the diameter value of the inner wall of the vent pipe (17), and the diameter value of the fan blade (16) is smaller than the diameter value of the air outlet hole (13).
5. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the length value of spout (8) equals the width value of operation panel (1), the width value of spout (8) with the width value adaptation of laser head (9), the height value of laser head (9), with the height value sum of hydraulic stem (10) is greater than the height value of operation panel (1).
6. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the length value of loop bar (5) equals the width value of drain hole (4), the inside hole diameter value of seting up of loop bar (5) with the outer wall diameter value adaptation of dwang (6), the length value and the width value of apron (7) all are greater than the length value and the width value of drain hole (4).
7. The automatic regulating and controlling equipment of the Hall current laser resistor trimming machine according to claim 1, characterized in that: the diameter value of the air holes (19) is less than one millimeter, the air holes are filled on one side of the activated carbon plate (18), and the distance value between every two air holes (19) is equal to one millimeter.
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CN202011151723.3A CN112509772B (en) | 2020-10-23 | 2020-10-23 | Automatic regulation and control equipment of hall current laser resistance trimming machine |
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CN202011151723.3A CN112509772B (en) | 2020-10-23 | 2020-10-23 | Automatic regulation and control equipment of hall current laser resistance trimming machine |
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CN112509772B CN112509772B (en) | 2022-04-26 |
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