CN109039021B

CN109039021B - A protection frame for grinding quick-witted converter

Info

Publication number: CN109039021B
Application number: CN201810817640.XA
Authority: CN
Inventors: 何来传
Original assignee: CHAOHU JINHUI AUTOMATIC CONTROL EQUIPMENT CO LTD
Current assignee: CHAOHU JINHUI AUTOMATIC CONTROL EQUIPMENT CO LTD
Priority date: 2018-07-24
Filing date: 2018-07-24
Publication date: 2020-05-05
Anticipated expiration: 2038-07-24
Also published as: CN109039021A

Abstract

The invention discloses a protective outer frame for a frequency converter of a grinding machine, which comprises an outer frame, wherein an opening is formed in the front surface of the outer frame, first fixing springs are uniformly distributed and fixedly connected to the bottom surface of an inner cavity of the outer frame, the top of each first fixing spring is fixedly connected with a first supporting plate, a first fixing clamping groove is formed in the top surface of each first supporting plate, second fixing springs are uniformly distributed and fixedly connected to the top surface of the inner cavity of the outer frame, and a second supporting plate is fixedly connected to the bottom surface of each second fixing spring. This a protection frame for grinding machine converter has reached and has been favorable to improving converter life's purpose, both can play effective buffering cushioning effect to the converter, and can play effective dustproof effect, and usable frame presss from both sides the converter clamp tightly to be fixed on grinding the machine surface, both is convenient for grind quick-witted surface disassembly installation converter, and is difficult for causing the damage, convenient to use to the converter.

Description

A protection frame for grinding quick-witted converter

Technical Field

The invention relates to the technical field of frequency converter protection equipment, in particular to a protection outer frame for a grinding machine frequency converter.

Background

The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the working power supply frequency mode of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit microprocessing unit and the like. The existing frequency converter for the grinding machine is generally directly installed on the grinding machine and is not convenient to disassemble, and the frequency converter and internal parts thereof are easy to damage after long-term use because the frequency converter continuously vibrates in the use process of the grinding machine and more dust is easily generated in the grinding process and accumulated in the frequency converter, so that the service life of the frequency converter and the internal parts thereof is not prolonged.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a protective outer frame for a grinder frequency converter, which solves the problems that the existing frequency converter for the grinder is not convenient to disassemble because the frequency converter is generally directly arranged on the grinder, and the frequency converter and the internal parts thereof are easy to damage after long-term use and are not beneficial to prolonging the service life because the grinder continuously vibrates in the using process and more dust is easy to generate and accumulate in the frequency converter in the grinding process.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a protective outer frame for a frequency converter of a grinding machine comprises an outer frame, wherein an opening is formed in the front surface of the outer frame, first fixing springs are uniformly distributed and fixedly connected on the surface of the bottom of an inner cavity of the outer frame, a first supporting plate is fixedly connected to the top of each first fixing spring, first fixing clamping grooves are formed in the surface of the top of each first supporting plate, second fixing springs are uniformly distributed and fixedly connected on the surface of the top of the inner cavity of the outer frame, second supporting plates are fixedly connected on the surfaces of the bottoms of the second fixing springs, second fixing clamping grooves are formed in the surfaces of the bottoms of the second supporting plates, the frequency converter is arranged between the surfaces of the first fixing clamping grooves and the second fixing clamping grooves in a fixing clamping mode, a baffle is rotatably connected to the bottom of the front surface of the first supporting plate through a hinge, and fixing connecting pieces are rotatably connected to, the fixed connecting piece is provided with a first fixed hole at one end far away from the baffle and at the position corresponding to the top surface of the first supporting plate, the surface of the first fixed hole is in threaded connection with a first fixed nut, the back surface of the baffle and the back surface of the first fixed clamping groove are both fixedly connected with a third fixed spring, one end of the third fixed spring close to the frequency converter is fixedly connected with a fixed plate, the middle positions of the two side surfaces of the inner cavity of the outer frame are transversely provided with a first chute, the middle positions of the two side surfaces of the inner cavity of the outer frame are longitudinally provided with a second chute, the two side surfaces of the inner cavity of the outer frame and the position close to the front surface of the inner cavity of the outer frame are longitudinally provided with a third chute, the surface of the first chute is in sliding connection with a fixed slide block, the middle position of one side surface of the fixed slide block close to the frequency converter is fixedly connected, the outer surface bottom of the outer frame is fixedly connected with a fixing device, and the front face of the outer frame is provided with a cleaning device.

Preferably, the fixing device comprises an outer frame, the surface of the bottom of the outer frame and the position at the included angle of the bottom of the outer frame are provided with second fixing holes in a penetrating manner, fixing bolts are inserted into the surfaces of the second fixing holes, the bottom ends of the fixing bolts penetrate through the second fixing holes and extend to the outside of the outer frame, a fixing connecting plate is sleeved on the surface of the fixing bolts and the position below the outer frame, a gasket is sleeved on the surface of the fixing bolts and the position below the fixing connecting plate, the surface of the fixing bolts and the position below the gasket are in threaded connection with second fixing nuts, a second fixing chute is transversely arranged at the middle position of the surface of the bottom of the fixing connecting plate, two ends of the surface of the second fixing chute are fixedly clamped and slidably connected with a supporting slide block, third fixing holes are transversely and uniformly arranged on the surface of the second fixing chute, and a third fixing nut is in threaded connection with the middle, the one end that third fixation nut is close to the third fixed orifices run through the supporting slide and extend to the inside and threaded connection with it of third fixed orifices, the supporting slide be close to the first fixed connection board of a side fixed surface fixedly connected with of the fixed spout tip of second, first fixed connection board bottom fixed surface fixedly connected with first telescopic link, first telescopic link bottom fixedly connected with fixed connection block, fixed connection block be close to a side fixed surface fixedly connected with second telescopic link at the fixed spout middle part of second, the second telescopic link at the fixed spout bottom both ends of second keep away from the one end of fixed connection block and be fixedly connected with second fixed connection board and third fixed connection board respectively, second fixed connection board be close to the intermediate position on a side surface of third fixed connection board and seted up the fixed connection draw-in groove.

Preferably, cleaning device include the frame, the positive border position of a week of frame seted up first fixed spout, the frame openly have a guard gate through first fixed spout sliding connection, the equal fixedly connected with connecting rod in position of the bottom on guard gate both sides surface and middle part, the connecting rod keep away from the one end fixedly connected with cleaning brush of guard gate, the intermediate position fixedly connected with switch handle at guard gate top.

Preferably, the first fixing clamping groove is close to the front end of the first supporting plate and penetrates through the front surface of the first supporting plate, the front surface of the baffle and the first supporting plate are located on the same vertical plane, and the top of the baffle and the top of the first supporting plate are located on the same horizontal plane.

Preferably, one end of the third fixed connecting plate close to the second fixed connecting plate is fixedly clamped on the surface of the fixed connecting clamping groove.

Preferably, the third sliding groove is communicated with the bottom of one end, close to the front face of the outer frame, of the first sliding groove, the total length of the third sliding groove is half of that of the second sliding groove, and the widths of the first sliding groove, the second sliding groove and the third sliding groove are equal.

Preferably, the cleaning brushes are distributed on two sides of the outer surface of the outer frame, and the bottoms of the cleaning brushes at the bottoms of the two sides of the outer surface of the outer frame and the bottom of the outer frame are positioned on the same horizontal plane.

Preferably, the surfaces of the two sides of the outer frame are uniformly provided with vent holes, and the position of one end of each vent hole close to the inner surface of the outer frame is higher than that of one end of each vent hole close to the outer surface of the outer frame.

Preferably, the fixing ring is made of elastic rubber material.

Preferably, the first telescopic rod and the second telescopic rod are both threaded telescopic rods.

(III) advantageous effects

The invention provides a protective outer frame for a grinder frequency converter. The method has the following beneficial effects:

(1) the protective outer frame for the frequency converter of the grinding machine is characterized in that a first fixing spring is uniformly distributed and fixedly connected on the bottom surface of an inner cavity of the outer frame, a first supporting plate is fixedly connected on the top of the first fixing spring, a first fixing clamping groove is formed in the top surface of the first supporting plate, a second fixing spring is uniformly distributed and fixedly connected on the top surface of the inner cavity of the outer frame, a second supporting plate is fixedly connected on the bottom surface of the second fixing spring, a second fixing clamping groove is formed in the bottom surface of the second supporting plate, the frequency converter is fixedly clamped between the surfaces of the first fixing clamping groove and the second fixing clamping groove, a baffle is rotatably connected at the front bottom of the first supporting plate through a hinge, two ends of the top surface of the baffle are rotatably connected with a fixing connecting sheet through a fixing rotating shaft, and a first fixing hole is formed in one, the surface of the first fixing hole is in threaded connection with a first fixing nut, the back of the baffle and the back of the first fixing clamping groove are both fixedly connected with a third fixing spring, one end of the third fixing spring close to the frequency converter is fixedly connected with a fixing plate, the middle position of the two side surfaces of the inner cavity of the outer frame is transversely provided with a first chute, the middle position of the two side surfaces of the inner cavity of the outer frame is longitudinally provided with a second chute, the two side surfaces of the inner cavity of the outer frame and the position close to the front side of the inner cavity of the outer frame are longitudinally provided with a third chute, the surface of the first chute is in sliding connection with a fixing slide block, the middle position of the fixing slide block close to one side surface of the frequency converter is fixedly connected with a fourth fixing spring, one end of the fourth fixing spring far away from the, when in use, the fixed slide block is firstly slid to the bottom of the third chute, then the fixed ring is sleeved on the outer surface of the frequency converter from the bottom of the outer surface of the frequency converter, then the fixed slide block is utilized to slide to the surface of the first chute along the third chute, then the frequency converter is placed on the surface of the first fixed clamping groove on the surface of the first supporting plate and is clamped between the surfaces of the first supporting plate and the second supporting plate, then the frequency converter is pushed to move along the surface of the first fixed clamping groove, so that the fixed slide block can be driven to slide along the first chute until the fixed slide block slides to the junction of the first chute and the second chute, then the fixed slide block is utilized to slide up and down along the surface of the second chute, so that the fourth fixed spring can be driven to move up and down along the surface of the frequency converter, until the fixed ring is moved to the proper position on the surface of the frequency converter, then the baffle plate is rotated, the baffle is firmly fixed on the front surface of the first supporting plate by utilizing the threaded connection between the first fixing nut and the first fixing hole, so that the frequency converters on the first supporting plate can be limited by the baffle, and the frequency converters are prevented from falling off from the first fixing clamping groove on the surface of the first supporting plate and being damaged by falling in the moving process, therefore, the frequency converters with different specifications can be firmly fixed in the outer frame by utilizing the matching use of the fixing ring, the fourth fixing spring, the first fixing spring and the second fixing spring, the frequency converters are effectively prevented from continuously shaking and colliding in the outer frame due to the vibration brought by the grinding machine, so that the frequency converters can be effectively buffered and damped, the internal parts thereof are effectively prevented from loosening or damaging due to long-term vibration, the service life of the frequency converters is prolonged, when the outer frame is required to be installed on the grinding machine, the two supporting slide blocks to the two ends of the second fixing slide groove along the second fixing slide groove first, so as to place the outer frame on the part to be installed of the grinding machine smoothly, then slide the support slider along the surface of the second fixed chute to drive the first telescopic rods to move until the two first telescopic rods are clamped on the two sides of the surface of the part to be installed, after the position of the support slider is determined, utilize the threaded connection between the third fixed nut and the third fixed hole to firmly fix the support slider on the surface of the second fixed chute, then respectively utilize the first telescopic rod and the second telescopic rod to extend and retract according to the specification and the size of the part to be installed, so as to freely adjust the length of the first telescopic rod and the second telescopic rod, thereby driving the second fixed connecting plate and the third fixed connecting plate to move up and down and left and right respectively, so as to freely adjust the positions of the second fixed connecting plate and the third fixed connecting plate to enable the second fixed connecting plate and the third fixed connecting plate to approach each other until the third fixed connecting, when the two contact each other, the magnetic attraction is mutually adsorbed to firmly fix and clamp the two together, so that a third fixing connecting plate can be firmly and fixedly connected with a second fixing connecting plate through a fixing connecting clamping groove, the second fixing connecting plate and the third fixing connecting plate can be matched to serve as a fixing clamp at the moment, a frequency converter can be clamped and installed on the surfaces of fixing parts with different specifications through an outer frame, the mounting and the dismounting are convenient, the frequency converter is not easy to damage in the mounting and dismounting process, the use is convenient, when the frequency converter needs to be used, a switch handle can be used for pulling a protective door to enable the protective door to move upwards along a first fixing sliding groove, the cleaning brush can be driven to continuously move upwards along the surfaces of the two sides of the outer frame, the cleaning brush is used for fully cleaning and removing dust on the surfaces of the two sides of the outer frame, and dust generated in the grinding process of the grinding machine is effectively prevented from entering the, thereby can play effective dustproof effect to the converter, be favorable to prolonging its life, whole protection frame both can effectively be blocked to the converter and establish fixedly, thereby can play effective buffering cushioning effect to it, effectively avoid grinding the vibration that the machine during operation produced to cause not hard up damage to converter internals, and can play effective dustproof effect to the converter, and usable frame presss from both sides the converter clamp tightly to be fixed on grinding the machine surface, need not to reprocess the converter surface, not only be convenient for at the machine surface disassembly installation converter of grinding, and the installation dismantlement in-process is difficult for causing the damage to the converter, high durability and convenient use are favorable to prolonging its life.

Drawings

FIG. 1 is a front view of an outer frame of the present invention;

FIG. 2 is a top view of a first support plate of the present invention;

FIG. 3 is a schematic structural view of a first chute according to the present invention;

FIG. 4 is a cross-sectional view of a vent of the present invention;

FIG. 5 is a front view of the fixture of the present invention;

FIG. 6 is a bottom view of the second fixed chute of the present invention;

FIG. 7 is a cross-sectional view of a second fixed chute of the present invention;

FIG. 8 is a top view of the cleaning device of the present invention;

FIG. 9 is a front view of the first fixed chute of the present invention;

fig. 10 is a front view of the cleaning device of the present invention.

In the figure: 1 outer frame, 2 openings, 3 first fixed springs, 4 first supporting plates, 5 first fixed clamping grooves, 6 second fixed springs, 7 second supporting plates, 8 second fixed clamping grooves, 9 frequency converters, 10 hinges, 11 baffle plates, 12 fixed rotating shafts, 13 fixed connecting sheets, 14 first fixed holes, 15 first fixed nuts, 16 third fixed springs, 17 fixed plates, 18 first sliding chutes, 19 second sliding chutes, 20 fixed sliding blocks, 21 third sliding chutes, 22 fourth fixed springs, 23 fixed rings, 24 fixed devices, 241 second fixed holes, 242 fixed bolts, 243 fixed connecting plates, 244 gaskets, 245 second fixed nuts, 246 second fixed sliding chutes, 247 supporting sliding blocks, 248 third fixed holes, 2481 third fixed nuts, 249 first fixed connecting plates, 2491 first telescopic rods, 2492 fixed connecting blocks, 2493 second telescopic rods, 2494 second fixed connecting plates, 2495 third fixed connecting plates, 2481 fixed connecting plates, 249 frequency converters, and the like, 2496 fixedly connects the card slot, the cleaning device 25, the first fixed chute 251, the protective door 252, the connecting rod 253, the cleaning brush 254, the switch handle 255, and the vent hole 26.

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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a protection frame for grinding machine converter, including frame 1, opening 2 has openly been seted up to frame 1, the first fixed spring 3 of 1 inner chamber bottom surface evenly distributed and fixedly connected with of frame, the first backup pad 4 of 3 top fixedly connected with of first fixed spring, first fixed slot 5 has been seted up to 4 top surfaces of first backup pad, first fixed slot 5 is close the positive one end of first backup pad 4 and runs through first backup pad 4 openly, then first backup pad 4 openly is not closed, then converter 9 can not hinder at its surface free slip, be convenient for place converter 9 with frame 1 in or take out it from frame 1 inside. 1 inner chamber top surface evenly distributed of frame and fixedly connected with second fixed

spring

6, 6 bottom fixed surface of second fixed spring are connected with second backup pad 7, second fixed slot 8 has been seted up on 7 bottom surfaces of second backup pad, the fixing clip is equipped with converter 9 between first fixed slot 5 and the 8 surfaces of second fixed slot, firmly block converter 9 and establish and fix between

first backup pad

4 and 7 surfaces of second backup pad, effectively avoid it to rock from top to bottom because of grinding the machine vibration, can play fine buffering cushioning effect to it, be favorable to prolonging its life. The bottom of the front surface of the first supporting plate 4 is rotatably connected with a baffle plate 11 through a hinge 10, two ends of the top surface of the baffle plate 11 are rotatably connected with fixed connecting plates 13 through fixed rotating shafts 12, one end of each fixed connecting plate 13, far away from the baffle plate 11, and the position, corresponding to the top surface of the first supporting plate 4, of each fixed connecting plate are respectively provided with a first fixed hole 14, the surface of each first fixed hole 14 is in threaded connection with a first fixed nut 15, the front surface of the baffle plate 11 and the first supporting plate 4 are positioned on the same vertical plane, the top of the baffle plate 11 and the top of the first supporting plate 4 are positioned on the same horizontal plane, so that two ends of each fixed connecting plate 13 are positioned on the same horizontal plane, the baffle plate 11 can be firmly fixed on the front surface of the first supporting plate 4 through threaded connection between the first fixed nuts 15 and the first, the first fixing clamping groove 5 on the surface of the first supporting plate 4 is prevented from falling off and being damaged in the moving process. The back of baffle 11 and the equal fixedly connected with third fixed spring 16 in first fixed slot 5 back, third fixed spring 16 are close the one end fixedly connected with fixed plate 17 of converter 9 to can effectively avoid converter 9 to rock around in outer frame 1. The middle positions of the two side surfaces of the inner cavity of the outer frame 1 are transversely provided with first sliding grooves 18, the middle positions of the two side surfaces of the inner cavity of the outer frame 1 are longitudinally provided with second sliding grooves 19, the positions of the two side surfaces of the inner cavity of the outer frame 1, which are close to the front surface of the inner cavity of the outer frame, are longitudinally provided with third sliding grooves 21, the bottom of one end, close to the front surface of the outer frame 1, of the first sliding grooves 18 is communicated with the bottom of the other end, the total length of the third sliding grooves 21 is half of that of the second sliding grooves 19, when the fixing ring 23 needs to be sleeved on the surface of the frequency converter 9 or is taken down, at the moment, the fixing sliding blocks 20 can be firstly utilized to slide along the surfaces of the first sliding grooves 18 to the positions communicated with the tops of the third sliding grooves 21, then the fixing sliding blocks 20 slide downwards into the. First spout 18 surface sliding connection has fixed slider 20, first spout 18, the groove width of second spout 19 and third spout 21 equals, then fixed slider 20 all can be in the free removal of three surface, thereby can drive fourth fixed spring 22 and remove, thereby can drive retainer plate 23 and remove, so that make it overlap as required and establish at converter 9 surface, so that can firmly establish its card and fix in frame 1, for example when needs cover retainer plate 23 cover is established at the middle part of converter 9 surface, usable fixed slider 20 is along the free removal of second spout 19 surface to the position parallel and level with the well portion of converter 9 surface, thereby the position of adjustable retainer plate 23 makes its firmly fixed cover establish in converter 9 surface middle part. The intermediate position fixedly connected with fourth fixed spring 22 of fixed slider 20 near a side surface of converter 9, the one end fixedly connected with retainer plate 23 of fixed slider 20 is kept away from to fourth fixed spring 22, and retainer plate 23 is made by elastic rubber material to can locate the converter 9 surface of different specifications size with retainer plate 23 cover, so that fix it, effectively avoid converter 9 to rock about in frame 1. The bottom of the outer surface of the outer frame 1 is fixedly connected with a fixing device 24, and the front surface of the outer frame 1 is provided with a cleaning device 25.

The fixing device 24 comprises an outer frame 1, wherein second fixing holes 241 are formed in the bottom surface of the outer frame 1 and located at a 90-degree included angle of the outer frame 1 in a penetrating manner, fixing bolts 242 are inserted into the surfaces of the second fixing holes 241, the bottom ends of the fixing bolts 242 penetrate through the second fixing holes 241 and extend to the outside of the outer frame 1, a fixing connecting plate 243 is sleeved on the surface of the fixing bolts 242 and located below the outer frame 1, a gasket 244 is sleeved on the surface of the fixing bolts 242 and located below the fixing connecting plate 243, a second fixing nut 245 is connected to the surface of the fixing bolts 242 and located below the gasket 244 in a threaded manner, a second fixing chute 246 is transversely formed in the middle of the bottom surface of the fixing connecting plate 243, two ends of the surface of the second fixing chute 246 are fixedly clamped and slidably connected with a supporting slide block 247, third fixing holes 248 are transversely and uniformly formed in the surface of the second fixing, one end of a third fixing nut 2481 close to the third fixing hole 248 penetrates through the supporting slide block 247 and extends into the third fixing hole 248 and is in threaded connection with the third fixing hole 248, one side surface of the supporting slide block 247 close to the end of the second fixing chute 246 is fixedly connected with a first fixing connecting plate 249, the bottom surface of the first fixing connecting plate 249 is fixedly connected with a first telescopic rod 2491, the bottom end of the first telescopic rod 2491 is fixedly connected with a fixing connecting block 2492, one side surface of the fixing connecting block 2492 close to the middle of the second fixing chute 246 is fixedly connected with a second telescopic rod 2493, one ends of the second telescopic rods 2493 at the two ends of the bottom of the second fixing chute 246 far away from the fixing connecting block 2492 are respectively fixedly connected with a second fixing connecting plate 2494 and a third fixing connecting plate 2495, the middle position of one side surface of the second fixing connecting plate 2494 close to the third fixing connecting plate 2495 is provided with a fixing connecting clamping groove 2496, one end of the third fixing connecting plate 2495, and the second fixed connection plate 2494 and the third fixed connection plate 2495 are both made of permanent magnets, so that the two can be firmly fixed and clamped together due to mutual attraction of magnetic attraction when the two are in contact with each other, and the frequency converter 9 can be firmly fixed on the grinding machine. First telescopic link 2491 and second telescopic link 2493 are threaded telescopic links, thereby can freely adjust the length of first telescopic link 2491 and second telescopic link 2493, thereby can drive second fixed connection board 2494 and third fixed connection board 2495 and move about from top to bottom respectively, so that can freely adjust the position of second fixed connection board 2494 and third fixed connection board 2495 and make the two be close to each other, so that make third fixed connection board 2495 accessible fixed connection draw-in groove 2496 firmly fixed connection with second fixed connection board 2494 together, thereby can be to pressing from both sides tight the installation in the mounting surface of different specifications with the converter.

The cleaning device 25 comprises an outer frame 1, a first fixed chute 251 is arranged at the position of the periphery of the front edge of the outer frame 1, the front surface of the outer frame 1 is connected with a protective door 252 through the first fixed chute 251 in a sliding manner, the bottom parts and the middle parts of the two side surfaces of the protective door 252 are fixedly connected with a connecting rod 253, one end of the connecting rod 253 far away from the protective door 252 is fixedly connected with a cleaning brush 254, the middle position of the top part of the protective door 252 is fixedly connected with a switch handle 255, the cleaning brushes 254 are distributed at the two sides of the outer surface of the outer frame 1, the bottom parts of the cleaning brushes 254 at the bottom parts of the two sides of the outer surface of the outer frame 1 are positioned at the same horizontal plane as the bottom part of the outer frame 1, the surfaces of the two sides of the outer frame 1 are uniformly provided with vent holes 26, and usable ventilation hole 26 dispels the heat in time to converter 9, and when utilizing switch handle 255 pulling guard gate 252 so that guard gate 252 along first fixed spout 251 rebound, then can drive cleaning brush 254 along the continuous rebound of frame 1 both sides surface this moment, thereby utilize cleaning brush 254 to carry out abundant cleaning and dust removal to frame 1 both sides surface, effectively avoid grinding the dust that produces in the machine grinding process and pass through ventilation hole 26 and get into in converter 9, thereby can play effective dustproof effect to converter 9, be favorable to prolonging its life.

When the frequency converter is used, the fixed sliding block is firstly slid to the bottom of the third sliding groove 21, then the fixed ring 23 is sleeved on the outer surface of the frequency converter 9 from the bottom of the outer surface of the frequency converter 9, then the fixed sliding block 20 is used for sliding to the surface of the first sliding groove 18 along the third sliding groove 21, then the frequency converter 9 is placed on the surface of the first fixed clamping groove 5 on the surface of the first supporting plate 4 and is clamped between the surfaces of the first supporting plate 4 and the second supporting plate 7, then the frequency converter 9 is pushed to move along the surface of the first fixed clamping groove 5, so that the fixed sliding block 20 can be driven to slide along the first sliding groove 18 until the fixed sliding block slides to the interface of the first sliding groove 18 and the second sliding groove 19, then the fixed sliding block 20 is used for sliding up and down along the surface of the second sliding groove 19 so as to drive the fourth fixed spring 22 to move up and down, so as to drive the fixed ring 23 to move up and down along, the baffle 11 is rotated to ensure that the top part of the baffle 11 is just clamped on the front surface of the first supporting plate 4, the baffle 11 is firmly fixed on the front surface of the first supporting plate 4 by utilizing the threaded connection between the first fixing nut 15 and the first fixing hole 14, so that the baffle 11 can play a limiting role on the frequency converter 9 arranged on the first supporting plate 4 and can avoid the frequency converter 9 falling off from the first fixing clamping groove 5 on the surface of the first supporting plate 4 and being damaged in the moving process, thereby the frequency converters 9 with different specifications can be firmly fixed in the outer frame 1 by utilizing the matching use of the fixing ring 23, the fourth fixing spring, the first fixing spring 3 and the second fixing spring 6, the frequency converter 9 can be effectively prevented from continuously shaking and colliding in the outer frame due to the vibration brought by the grinding machine, thereby the effective buffering and damping effects can be played for the frequency converter, the loosening or damage of internal parts due to long-term vibration can be effectively avoided, and the service, when the outer frame 1 needs to be installed on the grinding machine, the two supporting sliding blocks 247 can be firstly slid to two ends of the second fixed sliding groove 246 along the second fixed sliding groove 246 so as to smoothly place the outer frame 1 on the part to be installed of the grinding machine, then the supporting sliding blocks 247 can be slid along the surface of the second fixed sliding groove 246 so as to drive the first telescopic rods 2491 to move to the position until the two first telescopic rods 2491 are clamped on two sides of the surface of the part to be installed, after the position of the supporting sliding blocks 247 is determined, the supporting sliding blocks 247 can be firmly fixed on the surface of the second fixed sliding groove 246 by utilizing the threaded connection between the third fixed nut 2481 and the third fixed hole 248, then the first telescopic rods 2491 and the second telescopic rods 2493 can be respectively utilized to be respectively screwed and extended according to the size of the part to be installed, so as to freely adjust the lengths of the first telescopic rods 2491 and the second telescopic rods 2493, so as to drive the second fixed connecting plate 2494 and the third, so that the positions of the second fixed connecting plate 2494 and the third fixed connecting plate 2495 can be freely adjusted to enable the two to approach each other until the third fixed connecting plate 2495 is inserted into the fixed connecting slot 2496, and at the moment, the two are mutually attracted due to magnetic attraction to be firmly fixed and clamped together, so that the third fixed connecting plate 2495 can be firmly and fixedly connected with the second fixed connecting plate 2494 through the fixed connecting slot 2496, and at the moment, the second fixed connecting plate 2494 and the third fixed connecting plate 2495 can be matched with each other to serve as a fixing clamp, so that the frequency converter 9 can be clamped and installed on the surfaces of fixing pieces with different specifications through the outer frame 1, thereby facilitating installation and disassembly, preventing the frequency converter 9 from being damaged in the installation and disassembly process, facilitating use, when the frequency converter 9 is needed, the protective door 252 can be pulled by the switch handle 255 to move upwards along the first fixed sliding slot 251, at this time, the cleaning brush 254 can be driven to continuously move upwards along the two side surfaces of the outer frame 1, so that the cleaning brush 254 can be used for fully cleaning and dedusting the two side surfaces of the outer frame 1, dust generated in the grinding process of the grinding machine can be effectively prevented from entering the frequency converter 9 through the vent holes 26, an effective dustproof effect can be achieved on the frequency converter 9, the service life of the frequency converter can be prolonged, the whole protective outer frame can be used for effectively clamping and fixing the frequency converter 9, so that an effective buffering effect can be achieved on the frequency converter 9, the frequency converter 9 can be effectively prevented from being loosened and damaged by vibration generated in the working process of the grinding machine, the frequency converter 9 can be effectively prevented from being damaged by the vibration generated in the working process of the grinding machine, the frequency converter 9 can be clamped and fixed on the surface of the grinding machine by using the outer frame 1, the surface of the frequency converter 9 does not need to be reprocessed, convenient to use is favorable to prolonging the service life of the device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a protection frame for grinding quick-witted converter, includes frame (1), its characterized in that: the outer frame (1) is openly provided with an opening (2), the bottom surface of an inner cavity of the outer frame (1) is uniformly distributed and fixedly connected with a first fixing spring (3), the top of the first fixing spring (3) is fixedly connected with a first supporting plate (4), the top surface of the first supporting plate (4) is provided with a first fixing clamping groove (5), the top surface of the inner cavity of the outer frame (1) is uniformly distributed and fixedly connected with a second fixing spring (6), the bottom surface of the second fixing spring (6) is fixedly connected with a second supporting plate (7), the bottom surface of the second supporting plate (7) is provided with a second fixing clamping groove (8), a frequency converter (9) is fixedly clamped between the surfaces of the first fixing clamping groove (5) and the second fixing clamping groove (8), the front bottom of the first supporting plate (4) is rotatably connected with a baffle (11) through a hinge (10), the two ends of the top surface of the baffle (11) are rotatably connected with fixed connecting sheets (13) through fixed rotating shafts (12), one end of each fixed connecting sheet (13) far away from the baffle (11) and the corresponding position of the top surface of the first supporting plate (4) are respectively provided with a first fixed hole (14), the surface of each first fixed hole (14) is in threaded connection with a first fixed nut (15), the back of each baffle (11) and the back of each first fixed clamping groove (5) are respectively and fixedly connected with a third fixed spring (16), one end of each third fixed spring (16) close to the frequency converter (9) is fixedly connected with a fixed plate (17), the middle position of the two side surfaces of the inner cavity of the outer frame (1) is transversely provided with a first sliding groove (18), the middle position of the two side surfaces of the inner cavity of the outer frame (1) is longitudinally provided with a second sliding groove (19), frame (1) inner chamber both sides surface and be close its positive position vertically seted up third spout (21), first spout (18) surface sliding connection have solid fixed sliding block (20), solid fixed sliding block (20) be close intermediate position fixedly connected with fourth fixed spring (22) of a side surface of converter (9), fourth fixed spring (22) keep away from one end fixedly connected with retainer plate (23) of solid fixed sliding block (20), frame (1) surface bottom fixedly connected with fixing device (24), frame (1) openly be provided with cleaning device (25).

2. A protective casing for grinding mill converters according to claim 1, characterized in that: the fixing device (24) comprises an outer frame (1), second fixing holes (241) are formed in the bottom surface of the outer frame (1) and located at 90-degree included angles of the bottom surface of the outer frame in a penetrating mode, fixing bolts (242) are inserted into the surfaces of the second fixing holes (241), the bottom ends of the fixing bolts (242) penetrate through the second fixing holes (241) and extend to the outside of the outer frame (1), fixing connecting plates (243) are sleeved on the surfaces of the fixing bolts (242) and located below the outer frame (1), gaskets (244) are sleeved on the surfaces of the fixing bolts (242) and located below the fixing connecting plates (243), second fixing nuts (245) are connected to the surfaces of the fixing bolts (242) in a threaded mode at positions below the gaskets (244), second fixing chutes (246) are transversely formed in the middle positions of the bottom surface of the fixing connecting plates (243), fixed card of second fixed spout (246) surface both ends establish and sliding connection has support slider (247), second fixed spout (246) surface transversely evenly seted up third fixed orifices (248), the intermediate position threaded connection of support slider (247) bottom have third fixation nut (2481), one end that third fixation nut (2481) are close to third fixed orifices (248) run through support slider (247) and extend to third fixed orifices (248) inside and threaded connection with it, support slider (247) one side fixed surface that is close to second fixed spout (246) tip be connected with first fixed connection board (249), first fixed connection board (249) bottom fixed surface be connected with first telescopic link (2491), first telescopic link (2491) bottom fixed connection have fixed connecting block (2492), fixed connecting block (2492) one side fixed surface that is close to second fixed spout (246) middle part be connected with first fixed connecting plate (249) The fixing device comprises two telescopic rods (2493), one ends, far away from the fixed connecting block (2492), of the second telescopic rods (2493) at two ends of the bottom of the second fixed sliding chute (246) are respectively and fixedly connected with a second fixed connecting plate (2494) and a third fixed connecting plate (2495), and a fixed connecting clamping groove (2496) is formed in the middle position, close to the surface of one side of the third fixed connecting plate (2495), of the second fixed connecting plate (2494).

3. A protective casing for grinding mill converters according to claim 1, characterized in that: cleaning device (25) include frame (1), frame (1) positive border a week the position seted up first fixed spout (251), frame (1) positive through first fixed spout (251) sliding connection have guard gate (252), the equal fixedly connected with connecting rod (253) in position of the bottom of guard gate (252) both sides surface and middle part, one end fixedly connected with cleaning brush (254) of guard gate (252) are kept away from in connecting rod (253), the intermediate position fixedly connected with switch handle (255) at guard gate (252) top.

4. A protective casing for grinding mill converters according to claim 1, characterized in that: first fixed slot (5) be close the positive one end of first backup pad (4) and run through first backup pad (4) openly, baffle (11) openly be located same vertical plane with first backup pad (4), baffle (11) top be located same horizontal plane with first backup pad (4) top.

5. A protective casing for grinding mill converters according to claim 2, characterized in that: and one end of the third fixed connecting plate (2495) close to the second fixed connecting plate (2494) is fixedly clamped on the surface of the fixed connecting clamping groove (2496).

6. A protective casing for grinding mill converters according to claim 1, characterized in that: the third sliding groove (21) is communicated with the bottom of one end, close to the front face of the outer frame (1), of the first sliding groove (18), the total length of the third sliding groove (21) is half of that of the second sliding groove (19), and the groove widths of the first sliding groove (18), the second sliding groove (19) and the third sliding groove (21) are equal.

7. A protective casing for grinding mill converters according to claim 3, characterized in that: the cleaning brushes (254) are distributed on two sides of the outer surface of the outer frame (1), and the bottoms of the cleaning brushes (254) positioned at the bottoms of the two sides of the outer surface of the outer frame (1) and the bottom of the outer frame (1) are positioned on the same horizontal plane.

8. A protective casing for grinding mill converters according to claim 1, characterized in that: the surface of both sides of frame (1) evenly seted up ventilation hole (26), just ventilation hole (26) be higher than the one end that ventilation hole (26) are close frame (1) surface near the one end of frame (1) internal surface.

9. A protective casing for grinding mill converters according to claim 1, characterized in that: the fixing ring (23) is made of elastic rubber materials.

10. A protective casing for grinding mill converters according to claim 2, characterized in that: the first telescopic rod (2491) and the second telescopic rod (2493) are both threaded telescopic rods.