CN112873037A

CN112873037A - Machining grinder

Info

Publication number: CN112873037A
Application number: CN202110024916.0A
Authority: CN
Inventors: 朱堂葵; 朱巧珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-06-01

Abstract

The invention relates to the technical field of machining, and discloses a machining grinding device which comprises a working box, wherein a T-shaped groove is formed in the top of an inner cavity of the working box, a straight cylinder is arranged in the inner cavity of the working box, a sliding block matched with the T-shaped groove is arranged at the top end of the straight cylinder for use, a driving motor is arranged at the bottom end of the straight cylinder through a bolt, an output shaft of the driving motor is rotatably connected with a grinding disc, a plurality of fluid passages are arranged in the grinding disc and distributed in a manner that the fluid passages are densely distributed in the middle and sparsely distributed around the grinding disc, an electric push rod is arranged on one side of the inner cavity of the working box, and the other end of the electric push rod is fixedly connected with the upper part of one side of the straight cylinder, the working efficiency is improved, the grinding scraps and dust are convenient to treat, and the recycling of the cooling liquid medium is realized.

Description

Machining grinder

Technical Field

The invention relates to the technical field of machining, in particular to a machining grinding device.

Background

Along with the continuous development of industry, can carry out the production processing in batches to most parts, the production material range is very wide moreover, and the majority is common material in the life, in the metal material production process, in order to ensure the precision and the live time of work piece, need carry out the fine grinding to the deckle edge of work piece etc to guarantee the result of use of work piece. Grinding utilizes abrasive particles coated or pressed on a grinding tool to finish a machining surface through relative movement of the grinding tool and a workpiece under a certain pressure. However, the existing grinding device is generally fixed, when a metal workpiece is ground, the workpiece needs to be continuously moved, and the grinding device is used for grinding the metal workpiece, so that the labor consumption is high, the working efficiency is low, and in the grinding process, grinding scraps and dust are often generated.

Disclosure of Invention

The invention aims to provide a machining grinding device, which solves the problems that in the prior art, when a metal workpiece is ground, the metal workpiece needs to be continuously moved and ground by using a grinding device, the labor consumption is high, the working efficiency is low, and grinding scraps and dust are inconvenient to treat.

In order to achieve the purpose, the invention adopts the following technical scheme: a machining grinding device comprises a working box and is characterized in that a T-shaped groove is formed in the top of an inner cavity of the working box, a sliding block is connected inside the T-shaped groove in a sliding mode, a straight cylinder is arranged at the bottom of the sliding block, a driving motor is arranged at the bottom end of the straight cylinder through a bolt, an output shaft of the driving motor is connected with a grinding disc in a rotating mode, a plurality of fluid passages are arranged inside the grinding disc and distributed in a mode that the middle of the fluid passages are densely distributed around the inner part of the grinding disc, an electric push rod is arranged on one side of the inner cavity of the working box, the other end of the electric push rod is fixedly connected with the upper part of one side of the straight cylinder, fixing plates are arranged on two sides of the bottom of the inner cavity of the working box, a plurality of electromagnets are arranged between the two fixing plates, a collecting box is arranged, the collecting box is positioned between the two fixed plates, one side of the collecting box is provided with a vent, a filter plate is arranged on the inner side of the vent, a pipeline is arranged on the outer side of the vent, the other end of the pipeline is communicated with the fluid passage through a rotating groove, a fan blade is arranged inside the pipeline, one side of the collecting box, which is far away from the pipeline, is provided with a cooling liquid recovery box through the filter plate, and an electromagnetic valve is arranged between the collecting box and the cooling liquid recovery box;

the fan blade rotates to drive a cooling liquid medium in the cooling liquid recovery box to enter the fluid passage along the collection box and the pipeline, the cooling liquid medium carries grinding waste chips to flow back into the collection box and be reused under the filtering action of the filter plate, the fan blade rotates reversely to drive the cooling liquid medium in the pipeline and the collection box to be recovered into the cooling liquid recovery box, the electromagnet and the electromagnetic valve are closed, the fan blade rotates forwards, and the gas medium blows the grinding waste chips in the working chamber into the collection box along the pipeline and the fluid passage.

Preferably, a first box door is arranged outside the working box, and the working box is rotatably connected with the first box door through a first hinge.

Preferably, a first handle is arranged on the outer side of the first box door.

Preferably, a second box door is arranged outside the collecting box, and the collecting box is rotatably connected with the second box door through a second hinge.

Preferably, a second handle is arranged on the outer side of the second box door.

Preferably, four corners of the bottom of the work box are provided with gaskets, the bottom of each gasket is provided with a supporting leg, and the bottom end of each supporting leg is provided with a foot pad.

Preferably, a feed inlet is formed in one side of the working box, and a discharge outlet is formed in the other side of the working box.

Preferably, a plurality of equidistance distributes between the electro-magnet, the top of electro-magnet is higher than the inboard bottom of feed inlet and discharge gate.

The invention has at least the following beneficial effects:

1. the device comprises an electromagnet, a driving motor, a straight cylinder, an electric push rod, a millstone and the like which are matched with each other, so that the problems that the metal workpiece needs to be continuously moved and grinding scraps need to be recovered when the metal workpiece is processed are solved, the metal workpiece is put into the electromagnet from a feeding hole, the electromagnet is started, the metal workpiece is fixed on the electromagnet, the driving motor and the straight cylinder are started, the straight cylinder can drive the driving motor to move up and down, the driving motor drives the millstone to rotate, the millstone is utilized to polish the metal workpiece, the electric push rod is started to move left and right, the accurate grinding of the workpiece can be realized by repeating the above work, the grinding scraps are extracted by rotating a fan blade to enter a collecting box to be collected, the influence of the grinding scraps on the health of a human body is prevented, the workpiece is not required, the electro-magnet can adsorb the grinding sweeps that produces in the grinding process, prevents to cause harm to the human body, prevents that unnecessary grinding sweeps from flying away, accelerates the extraction to the grinding sweeps to collect through the rotation of fan blade simultaneously.

2. The device comprises a pipeline, a fan blade, a filter plate, a fluid passage, a cooling liquid recovery box and the like, wherein the pipeline, the filter plate, the fluid passage, the cooling liquid recovery box and the like are matched with each other, so that the problems of damage to the processing surface of a metal workpiece caused by a high-temperature environment generated in grinding processing and recovery of grinding scraps attached to the top of the metal workpiece are solved, the fan blade positively rotates to drive a cooling liquid medium in the cooling liquid recovery box to perform cooling processing on a grinding disc along the collection box, the pipeline and the fluid passage, and can carry part of the grinding scraps to flow back into the collection box, and repeatedly enter the pipeline for cooling processing under the filtering action of the filter plate, after the processing is completed, the fan blade firstly reversely rotates to drive the fluid pipeline, the pipeline and the cooling liquid medium in the collection box to flow back into the cooling liquid recovery box, and then the fan blade positively rotates to drive a gas medium to enter the working box, through a series of above-mentioned operations, can solve cooling and waste bits recovery scheduling problem during to metal workpiece grinding, and the coolant liquid medium can realize repeated recycle, has guaranteed abrasive machining's security and the travelling comfort of processing environment, has improved the utilization ratio of device simultaneously greatly, has realized the reuse of device, avoids the wasting of resources.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic bottom view of the structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

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

FIG. 5 is an enlarged view of area A of the present invention;

fig. 6 is a schematic diagram of the structure of the grinding disc in the invention.

In the figure: 1. a work box; 2. a fixing plate; 3. a grinding disc; 4. a drive motor; 5. a straight cylinder; 6. an electric push rod; 7. a first door; 8. supporting legs; 9. a second door; 10. a discharge port; 11. a feed inlet; 12. an electromagnet; 13. a T-shaped groove; 14. a through hole; 15. a vent; 16. a fan blade; 17. a filter plate; 18. a collection box; 19. a slider; 20. a second hinge; 21. a first handle; 22. a second handle; 23. a gasket; 24. a foot pad; 25. a first hinge; 26. a pipeline; 27. a fluid passage; 28. and a cooling liquid recovery box.

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.

First embodiment

Referring to fig. 1-5, a machining grinding device comprises a work box 1, a feed inlet 11 is arranged on one side of the work box 1, a discharge outlet 10 is arranged on the other side of the work box 1, a T-shaped groove 13 is arranged on the top of an inner cavity of the work box 1, a slide block 19 is slidably connected inside the T-shaped groove 13, a straight cylinder 5 is arranged at the bottom of the slide block 19, a driving motor 4 is arranged at the bottom end of the straight cylinder 5 through a bolt, a grinding disc 3 is connected with an output shaft of the driving motor 4 in a transmission manner, the grinding disc 3 is made of superhard material, an electric push rod 6 is arranged on one side of the inner cavity of the work box 1 close to the discharge outlet 10, a fixing plate 2 is arranged between one end of the electric push rod 6 and the upper part of one side of the straight cylinder 5, fixing plates 2 are arranged on two sides of the bottom, and every two adjacent intervals between a plurality of electro-magnet 12 equal, the top of a plurality of electro-magnet 12 is higher than the inboard bottom of feed inlet 11 and discharge gate 10, can guarantee metalwork and electro-magnet 12 in close contact with like this, specifically, through feed inlet 11, discharge gate 10, driving motor 4, electric putter 6, T type groove 13, slider 19, straight section of thick bamboo cylinder 5, cooperation between electro-magnet 12 and the mill 3, when polishing the work piece, the removal work piece that need not artifical round trip, save manpower, and improve work efficiency, and electro-magnet 12 can adsorb the grinding sweeps that breaks away from the metal work piece that produces in the course of grinding, prevent to grind the operation in-process grinding sweeps from feed inlet 11 and discharge gate 10 spill, prevent to cause harm to the human body.

The bottom of work box 1 is equipped with collecting box 18, and communicate each other through-hole 14 between 18 tops of collecting box and the 1 bottom of work box, and collecting box 18 is located between two fixed plates 2, it is concrete, set up through-hole 14 and collecting box 18, be convenient for collect the grinding sweeps that drop after the grinding operation is accomplished (this moment, electro-magnet 12 is in the off-state, do not possess magnetism), in addition, vent 15 has been seted up to one side of collecting box 18, vent 15 inboard is equipped with filter 17, the vent 15 outside is equipped with fan blade 16, set up fan blade 16 and filter 17, the grinding sweeps in the extraction work box 1 through the rotation of fan blade 16 gets into in collecting box 18, prevent that there is unnecessary grinding sweeps to fly out, also accelerate the collection to the grinding sweeps simultaneously.

The outside of work box 1 is provided with first chamber door 7, and rotates through first hinge 25 between work box 1 and the first chamber door 7 and be connected, and the outside of first chamber door 7 is equipped with first in command 21, and is specific, through the cooperation between first chamber door 7, first hinge 25 and the first in command 21, is convenient for pull open first chamber door 7 and goes to overhaul the inside structure of work box 1. The second door 9 is arranged outside the collecting box 18, the collecting box 18 is rotatably connected with the second door 9 through a second hinge 20, a second handle 22 is arranged on the outer side of the second door 9, and the second door 9 can be conveniently pulled open through the cooperation of the second door 9, the second hinge 20 and the second handle 22 to clean grinding scraps in the collecting box 18.

Gaskets 23 are arranged at four corners of the bottom of the work box 1, supporting legs 8 are arranged at the bottoms of the gaskets 23, foot pads 24 are arranged at the bottom ends of the supporting legs 8, and the stability of the invention is improved through the matching among the gaskets 23, the supporting legs 8 and the foot pads 24.

When the metal workpiece grinding device is used, a metal workpiece is placed along the feeding hole 11, the electromagnet 12 is started, the metal workpiece is fixed on the electromagnet 12, the metal workpiece can be effectively fixed through the magnetism of the electromagnet 12, the metal workpiece is guaranteed not to deviate in the machining process, the driving motor 4 and the straight cylinder 5 are started, the straight cylinder 5 can drive the driving motor 4 to move up and down, the driving motor 4 is lowered to a proper position, the driving motor 4 drives the grinding disc 3 to rotate, the metal workpiece is ground through the grinding disc 3, the electric push rod 6 is started, the straight cylinder 5 can be driven to move left and right through the matching between the T-shaped groove 13 and the sliding block 19, the surface of the workpiece is ground, the workpiece is not required to be moved back and forth manually, the accurate control of the position of the grinding disc 3 is realized through the matching of the straight cylinder motor 5 and the electric push rod 6, and the grinding position, is safer and more efficient, if a certain place of a workpiece needs to be polished for a plurality of times, the electric push rod 6 is closed and the movement is stopped, if the length of the metal workpiece is too long, after the part of the metal workpiece in the working box 1 is polished, the electromagnet 12 is closed, the metal workpiece is pushed forwards and penetrates out of the discharge hole 10, then the metal workpiece is fixed by the electromagnet 12, the above work is repeated, after the grinding is finished, the electromagnet 12 is only required to be closed, the metal workpiece is taken out along the discharge hole 10, wherein grinding waste chips in the working box 1 enter the collecting box 18 for collection under the air draft action of the fan blades 16, and are prevented from flying out of the device through the filtration of the filter plate 17, this operation has improved work efficiency greatly, and has realized the recovery work of grinding sweeps, has avoided the grinding sweeps to get into and has caused health hidden danger to the people in the air.

Second embodiment

As a further improvement of the above technical solution, the inventor found in the process of carrying out the first embodiment that, when the grinding disc 3 is used to grind a metal workpiece, the grinding disc 3 is in contact with the metal workpiece and is rotated at a high speed, so that the temperature of the processing surface of the metal workpiece rises sharply, and damage is easily caused to the metal workpiece, and although the electromagnet 12 can adsorb grinding waste chips partially separated from the metal workpiece generated in the grinding process, since the metal workpiece occupies a partial volume inside the work box 1, a part of the grinding waste chips is inevitably left in the upper space of the workpiece, especially at the contact part of the metal workpiece and the grinding disc 3, which has a partial influence on the grinding accuracy. In order to solve the technical problem, referring to fig. 6, a machining grinding apparatus further includes: the grinding disc 3 is internally provided with a plurality of fluid passages 27, the fluid passages 27 are distributed in the grinding disc 3 in a dense-middle-periphery distributed manner, the optimal distribution manner can be that the fluid passages 27 are distributed in the grinding disc 3 from the center of a circle to the periphery in a dense-middle-periphery gradient manner, the distribution manner mainly combines the working state of actual grinding processing, generally, the heat accumulation is more at the position close to the center in the grinding process of the grinding disc 3, the temperature is higher, the heat accumulation is less at the position close to the periphery, and the temperature is slightly lower, therefore, the dense-middle-periphery distributed manner can greatly cool the contact surface through the cooling liquid medium, prevent the metal workpiece from being damaged by the high-temperature environment, and the fluid passages 27 can be designed into an inverted cone hollow structure, the structure prevents the cooling liquid medium or the gas medium from flowing back when the grinding disc 3 rotates at a high speed, the fluid passage 27 is blocked to reduce the cooling effect and influence the grinding effect, the caliber of an outlet is smaller, the cooling liquid medium or the gas medium can realize the laser effect, the cooling and temperature reduction or the scrap recovery can be better realized, the pipeline 26 is arranged outside the ventilation opening 15, the other end of the pipeline 26 is communicated with the fluid passage 27 through a rotating groove, the pipeline 26 is not wound in a rotating way in the high-speed rotating process of the grinding disc 3 due to the design of the rotating groove, so that the pipeline can still be tightly communicated with the fluid passage 27 to prevent leakage, the fan blade 16 is arranged inside the pipeline 26, one side of the collecting box 18, which is far away from the pipeline 26, is provided with a cooling liquid recovery box 28 through a filter plate 17, an electromagnetic valve is arranged between the collecting box 18 and the cooling liquid recovery box 28, the fan blade 16 rotates positively to drive the cooling liquid medium in the cooling liquid recovery box 28, therefore, the cooling liquid medium and the gas medium can be filled in the pipeline 26 and the fluid passage 27 more quickly, and the fan blade 16 rotates reversely to drive the pipeline 26 and the cooling liquid medium in the collection box 18 to be recovered to the cooling liquid recovery box 28.

When the grinding device is used specifically, the electromagnetic valve is in a closed state, so that a cooling liquid medium is positioned in the cooling liquid recovery box 28, a metal workpiece is placed into the working box 1 along the feeding hole 11, the electromagnet 12 is turned on, the electromagnet 12 adsorbs and fixes the metal workpiece through the magnetism of the electromagnet, the grinding disc 3 rotates to enter the starting stage, the electromagnetic valve and the fan blade 16 are turned on, the fan blade 16 rotates positively to form a low-pressure area, the pumping action similar to a water pump can be realized, the cooling liquid medium is pumped to enter the fluid passage 27 along the cooling liquid recovery box 28, the collection box 18 and the pipeline 26, the cooling liquid medium can be filled in the fluid passage 27 at the first time through the pumping action of the fan blade 16, and the; the grinding disc 3 continuously rotates at a high speed to enter a formal stage, the grinding disc 3 is in contact with a metal workpiece to generate grinding operation, a large amount of heat of a grinding part is gathered and forms a vacuum area, at the moment, a cooling liquid medium in the fluid passage 27 can be extracted from the high-temperature contact part to cool the grinding operation, the problem of grinding heat generation can be solved through the cooling effect of the cooling liquid medium, the damage of a high-temperature environment to the processing surface of the metal workpiece is prevented, the grinding disc 3 can be cooled at a fixed point by a vacuum extraction mode, the grinding efficiency of the grinding disc 3 is higher, more heat is generated, the effect of extracting the cooling liquid medium is good, the cooling effect is better, the random transitional waste and use of the cooling liquid medium are prevented, and the use efficiency of the cooling liquid; most of grinding waste chips generated in the process that the grinding disc 3 grinds the metal workpiece stay on the surface of the electromagnet 12 through the adsorption effect of the electromagnet 12, a small part of grinding waste chips flow back to the inside of the collecting box 18 along with the cooling liquid medium, and the cooling liquid medium under the filtering effect of the filter plate 17 and the extracting effect of the fan blades 16 enters the pipeline 26 for repeated use, so that the repeated use rate of the cooling liquid medium is greatly improved, and the resource waste is reduced;

when the workpiece processing is to be finished, the grinding disc 3 rotates at a reduced speed to enter an end stage, at the moment, the fan blade 16 reversely rotates to extract a cooling liquid medium in the fluid passage 27 and the pipeline 26 to flow back into the collection box 18, and blows the cooling liquid medium by means of wind power to filter through the filter plate 17 so as to enter the cooling liquid recovery box 28, and then the electromagnetic valve is closed, so that the cooling liquid medium is recovered by means of the reverse rotation of the fan blade 16, the separation of the cooling liquid medium and grinding waste chips is solved, and the respective collection of the cooling liquid medium and the grinding waste chips is facilitated; the electromagnet 12 is closed, the magnetism disappears at the moment, grinding waste scraps attached to the periphery of the electromagnet 12 fall into the collecting box 18 along the through hole 14, the fan blade 16 rotates forwards to drive a gas medium to enter the working box 1 along the pipeline 26 to the fluid passage 27, not only can the grinding waste scraps on the top of the metal workpiece or in the gap of the electromagnet 12 be blown to fall back into the collecting box 18, but also the metal workpiece and the working box 1 can be dried by wind power to ensure that the metal workpiece and the working box are in a dry environment to prevent the metal workpiece and the device from generating rust and the like, the grinding waste scraps falling into the collecting box 18 can be directly recycled, through the series of operations, the problems of cooling, waste scrap recycling and the like in the grinding processing of the metal workpiece can be solved, the coolant medium can be recycled, the safety of the grinding processing and the comfort of the processing environment are ensured, and the utilization rate of the device, the recycling is realized, and the resource waste is avoided.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The machining grinding device comprises a working box (1) and is characterized in that a T-shaped groove (13) is formed in the top of an inner cavity of the working box (1), a sliding block (19) is connected to the inside of the T-shaped groove (13) in a sliding mode, a straight cylinder (5) is arranged at the bottom of the sliding block (19), a driving motor (4) is arranged at the bottom end of the straight cylinder (5) through a bolt, an abrasive disc (3) is connected to an output shaft of the driving motor (4) in a rotating mode, a plurality of fluid passages (27) are arranged inside the abrasive disc (3), the fluid passages (27) are distributed in a mode that the middle of the abrasive disc is dense and the periphery of the abrasive disc is sparse, an electric push rod (6) is arranged on one side of the inner cavity of the working box (1), the other end of the electric push rod (6) is fixedly connected with the upper portion of one side of the straight cylinder (5, a plurality of electromagnets (12) are arranged between the two fixed plates (2), a collecting box (18) is arranged at the bottom of the working box (1), the top of the collecting box (18) is communicated with the bottom of the working box (1) through a through hole (14), the collecting box (18) is positioned between the two fixing plates (2), one side of the collecting box (18) is provided with a ventilation opening (15), a filter plate (17) is arranged on the inner side of the ventilation opening (15), a pipeline (26) is arranged on the outer side of the ventilation opening (15), the other end of the pipe (26) is communicated with the fluid passage (27) through a rotating groove, the inside of the pipeline (26) is provided with a fan blade (16), one side of the collecting box (18) far away from the pipeline (26) is provided with a cooling liquid recovery box (28) through a filter plate (17), an electromagnetic valve is arranged between the collecting box (18) and the cooling liquid recovery box (28);

the fan blade (16) rotates to drive a cooling liquid medium in the cooling liquid recovery box (28) to enter the fluid passage (27) along the collection box (18) and the pipeline (26), the cooling liquid medium carries grinding scraps to flow back into the collection box (18), and the fan blade (16) rotates reversely to drive the pipeline (26) and the cooling liquid medium in the collection box (18) to be recovered into the cooling liquid recovery box (28).

2. A machining grinding device according to claim 1, characterized in that a first door (7) is provided outside the work box (1), and the work box (1) and the first door (7) are rotatably connected by a first hinge (25).

3. A machining grinding apparatus according to claim 2, characterized in that the first door (7) is provided with a first handle (21) on the outside.

4. A machining grinding device according to claim 1, characterized in that the collection box (18) is externally provided with a second door (9), the collection box (18) being rotatably connected to the second door (9) by means of a second hinge (20).

5. A machining grinding apparatus according to claim 4, characterized in that the outside of the second box door (9) is provided with a second handle (22).

6. A machining grinding device according to claim 1, characterized in that four corners of the bottom of the work box (1) are provided with spacers (23), the bottom of each spacer (23) is provided with a support leg (8), and the bottom end of each support leg (8) is provided with a foot pad (24).

7. A machining grinding device according to claim 1, characterized in that the work box (1) is provided with a feed inlet (11) on one side and a discharge outlet (10) on the other side.

8. A machining grinding device according to claim 5, characterized in that several electromagnets (12) are equally spaced, the tops of the electromagnets (12) being higher than the inner bottoms of the feed inlet (11) and the discharge outlet (10).