CN113732892A

CN113732892A - Precision casting grinding device with cooling function

Info

Publication number: CN113732892A
Application number: CN202110911744.9A
Authority: CN
Inventors: 刘锐; 汪李劼; 刘彬彬; 常勤祥
Original assignee: Anhui Solid Foundry Co ltd
Current assignee: Anhui Solid Foundry Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-12-03

Abstract

The invention relates to the technical field of precision casting machining, and discloses a precision casting polishing device with a cooling function, which comprises a workbench, wherein a groove is formed in the upper side of the workbench, and substrates are arranged on two sides of the groove; two sets of the base plate is kept away from one side each other and is all rotated and install the pivot, base plate one end fixed mounting is kept away from in the pivot has the roof beam structure, roof beam structure top fixed mounting has electric putter, electric putter's flexible fixed mounting has first motor, the output shaft fixed mounting of first motor has the water tank, water tank bottom fixed mounting has the revolving stage, the revolving stage bottom side is equipped with the dashpot, be equipped with the polishing piece in the dashpot, the rigid coupling has a plurality of groups of pressure springs between polishing piece and the dashpot, be equipped with crowded basin in the water tank, crowded basin middle part is equipped with out the basin, can be according to the production of the extravagant phenomenon of different circumstances automatic adjustment smear metal liquid quantity of polishing.

Description

Precision casting grinding device with cooling function

The technical field is as follows:

the invention relates to the technical field of precision casting machining, in particular to a precision casting polishing device with a cooling function.

Background art:

precision casting refers to the general name of obtaining accurate size foundry goods technology through precision casting, and for traditional sand mould casting process, the precision casting size that precision casting obtained is more accurate, and the surface finish is better, and precision casting includes: investment casting, ceramic casting, metal casting, die casting, and the like, which are types essential for precision casting.

Need be through the processing of polishing after the casting of precision casting is accomplished, improve the smoothness of foundry goods, at the in-process of polishing, the piece flying speed rotation of polishing and foundry goods frictional contact can produce a large amount of heats, need in time cool down, prior art mostly adopts the manual work to spray the cutting fluid and cools down, it is inconvenient to use, a small amount of precision casting grinding device can spray the cutting fluid automatically, but can not adjust the cutting fluid quantity according to the unsmooth degree of the position of polishing, often cause the waste, the input of manufacturing cost has been increased.

The invention content is as follows:

aiming at the problems in the prior art, the invention aims to provide a precision casting polishing device with a cooling function.

The technical problem to be solved by the invention is realized by adopting the following technical scheme: a precision casting polishing device with a cooling function comprises a workbench, wherein a groove is formed in the upper side of the workbench, a casting is arranged in the groove, clamping plates are arranged on two sides of the casting, and base plates are arranged on two sides of the groove;

the utility model discloses a water tank, including base plate, roof beam structure, motor, polishing piece upside and dashpot, the base plate is kept away from one side each other and is all rotated and install the pivot, pivot one end fixed mounting has the roof beam structure, electric putter is installed at the roof beam structure top, first motor is installed to electric putter's flexible end, the output shaft fixed mounting of first motor has the water tank, water tank bottom fixed mounting has the revolving stage, the revolving stage bottom side is equipped with the dashpot, be equipped with the polishing piece in the dashpot, fixedly connected with pressure spring between polishing piece upside and the dashpot, be equipped with crowded basin in the water tank, crowded basin middle part is equipped with out the basin, be equipped with the spray pipe in the dashpot, the water tank bottom is equipped with the pipe.

Preferably, one end of the guide pipe is communicated with the water outlet groove, and one end of the guide pipe penetrates through the rotary table and is communicated with the water spraying pipe.

Preferably, the workstation tip is equipped with drive arrangement, drive arrangement includes second motor, first bevel gear, second bevel gear and third bevel gear, workstation one end fixed mounting has the backup pad, backup pad upside fixed mounting has the second motor, the output shaft fixed mounting of second motor has first bevel gear, and one of them is a set of base plate one end fixed mounting is kept away from to the pivot has second bevel gear and third bevel gear, first bevel gear is connected with second bevel gear and third bevel gear meshing respectively.

Preferably, the second bevel gear and the third bevel gear are oppositely arranged, and the first bevel gear is a half gear.

Preferably, a plurality of groups of clamping grooves are formed in the bottom side of the rotary table, the clamping grooves are distributed annularly around the buffer groove, the clamping grooves are communicated with the buffer groove, clamping plates are fixedly mounted on the periphery of the polishing piece, and the clamping plates are movably clamped with the clamping grooves.

Preferably, base plate and workstation fixed connection, splint keep away from foundry goods one side fixed mounting have a pull rod, the pull rod is kept away from splint one end fixed mounting and is had the arm-tie, fixedly connected with extension spring between arm-tie and the base plate.

Preferably, the outside fixed mounting of first motor has the fan housing, the inside left and right sides of fan housing rotates installs the driven shaft, driven shaft middle part fixed mounting has the pinion, driven shaft bottom fixed mounting has the flabellum, fixed mounting has the gear wheel on the output shaft of first motor, the gear wheel is connected with the pinion meshing.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, elastic polishing is realized through the matching of the rotary table, the buffer groove, the pressure spring and the polishing piece, the damage of rigid contact to the polishing piece is avoided, the clamping plate is clamped in the clamping groove, so that the polishing piece cannot rotate relative to the rotary table, the mechanical property is improved, the polishing piece is in contact with the casting to polish and extrude the pressure spring, through the matching of the guide rod, the piston, the positioning plate, the sleeve, the telescopic rod, the sleeve spring and the baffle plate, the cutting fluid in the water extruding groove is extruded into the water outlet groove, and then flows into the buffer groove through the guide pipe and the water spraying pipe, so that the temperature of the polishing piece and the casting is reduced, the polishing piece upwards compresses the pressure spring to different degrees according to the concave-convex condition of the surface of the casting, so that the water yield of the cutting fluid is different, the using amount of the cutting fluid can be automatically adjusted according to different polishing conditions, and the waste phenomenon is avoided;

2. according to the invention, a water tank, a rotary table and a polishing piece are driven by a first motor to rotate to polish a casting, a large gear on an output shaft of the first motor synchronously rotates and further engages with pinions on two sides of a transmission shaft to rotate, so that a driven shaft rotates to drive blades at the end part of the driven shaft to rotate, the blades rotate to generate air flow, powder generated by polishing can be blown into a groove on the upper side of a workbench, the surfaces of the casting and the workbench are clean, an air pump is started at the same time, the powder enters a branch pipe through a dust suction port under the action of negative pressure, and enters a dust collection box through an air suction pipe, an exhaust pipe and a dust separation net for collection and treatment;

3. according to the invention, the first bevel gear is driven to rotate by the second motor, the first bevel gear is a half gear, and is in intermittent meshing transmission with the second bevel gear and the third bevel gear in the rotating process, so that the left rotating shaft rotates in a reciprocating manner to drive the beam frame to rotate in a reciprocating manner, and thus, the polishing disc can be attached to the surface of the arc casting to perform polishing processing, and the problem of polishing dead angles existing when the transmission precision casting polishing device polishes the arc casting is solved.

Description of the drawings:

in order to more clearly illustrate the technical solutions in 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 only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;

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

FIG. 2 is a schematic view of the inner structure of the turntable in the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of a card board structure of the present invention;

FIG. 5 is a schematic view of the internal structure of the fan housing according to the present invention;

FIG. 6 is a side view of the casting of the present invention;

FIG. 7 is a schematic view of the internal structure of the dust box of the present invention;

wherein: 1. a work table; 2. a substrate; 3. a rotating shaft; 4. a beam frame; 5. an electric push rod; 6. a first motor; 7. a fan housing; 8. a water tank; 801. a water squeezing tank; 802. a water outlet groove; 9. a turntable; 901. a buffer tank; 902. a card slot; 10. grinding the sheets; 11. a guide bar; 12. clamping a plate; 13. positioning a plate; 14. a sleeve; 15. a telescopic rod; 16. a spring sleeve; 17. a baffle plate; 18. a conduit; 19. a water spray pipe; 20. casting; 21. a splint; 22. a pull rod; 23. pulling a plate; 24. a tension spring; 25. a support plate; 26. a second motor; 27. a first bevel gear; 28. a second bevel gear; 29. a third bevel gear; 30. a dust removal box; 31. an air pump; 32. an air intake duct; 33. pipe distribution; 34. a dust suction port; 35. an exhaust pipe; 36. a dust-proof net; 37. a dust collecting box; 38. a bull gear; 39. a driven shaft; 40. a pinion gear; 41. a fan blade; 42. a pressure spring; 43. a piston.

The specific implementation mode is as follows:

in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

Example 1:

as shown in fig. 1-4, a precision casting polishing device with a cooling function comprises a workbench 1, wherein a groove is formed in the upper side of the workbench 1, a casting 20 is arranged in the groove, clamping plates 21 are arranged on two sides of the casting 20, and base plates 2 are arranged on two sides of the groove;

two groups of the substrates 2 are rotatably provided with a rotating shaft 3 at one side far away from each other, one end of the rotating shaft 3 far away from the substrates 2 is fixedly provided with a beam frame 4, the top of the beam frame 4 is fixedly provided with an electric push rod 5, the telescopic end of the electric push rod 5 is fixedly provided with a first motor 6, the output shaft of the first motor 6 is fixedly provided with a water tank 8, the bottom of the water tank 8 is fixedly provided with a turntable 9, the bottom side of the turntable 9 is provided with a buffer groove 901, a polishing disc 10 is arranged in the buffer groove 901, a plurality of groups of pressure springs 42 are fixedly connected between the upper side of the polishing disc 10 and the buffer groove 901, a water squeezing groove 801 is arranged in the water tank 8, the middle of the water squeezing groove 801 is provided with a water outlet groove 802, the buffer groove 901 is provided with a water spray pipe 19, the bottom of the water tank 8 is provided with a guide pipe 18, one end of the guide pipe 18 is communicated with the water outlet groove 802, and the other end of the guide pipe 18 penetrates through the turntable 9 and is communicated with the water spray pipe 19, a water outlet adjusting device is arranged in the water tank 8;

the water outlet adjusting device comprises guide rods 11, a piston 43, a positioning plate 13, baffle plates 17, a sleeve 14, an expansion rod 15 and a sleeve spring 16, wherein two groups of guide rods 11 are fixedly connected to the upper side of the polishing plate 10, the piston 43 is slidably connected to the water squeezing groove 801, the top end of each guide rod 11 penetrates through the rotary table 9 and the water tank 8 and is fixedly connected to the lower side of the piston 43, the positioning plate 13 is arranged at the top of the water outlet groove 802, the positioning plate 13 is fixedly connected to the top wall of the water tank 8, two groups of baffle plates 17 are arranged inside the water squeezing groove 801, the baffle plates 17 are positioned on two sides of the water outlet groove 802, the sleeve 14 is fixedly connected to two sides of the positioning plate 13, the expansion rod 15 is slidably connected to the sleeve spring 16, two ends of the expansion rod 15 are respectively fixedly connected to the baffle plates 17 and the sleeve spring 16.

A plurality of groups of clamping grooves 902 are formed in the bottom side of the turntable 9, the clamping grooves 902 are distributed annularly around the buffer groove 901, the clamping grooves 902 are communicated with the buffer groove 901, clamping plates 12 are fixedly mounted on the periphery of the polishing piece 10, and the clamping plates 12 are movably clamped with the clamping grooves 902.

Base plate

2 and 1 fixed connection of workstation, splint 21 keeps away from 20 one side fixed mounting of foundry goods has pull rod 22, pull rod 22 keeps away from splint 21 one end fixed mounting has arm-tie 23, fixedly connected with extension spring 24 between arm-tie 23 and the base plate 2.

Specifically, when the device is used for polishing precision castings, two groups of pulling plates 23 are pulled in opposite directions to enable two groups of clamping plates 21 to move away from each other, the tension spring 24 is in a stretching state, the castings 20 are placed into the groove on the upper side of the workbench 1, the pulling plates 23 are loosened to clamp and position the castings 20, the electric push rod 5 is controlled to extend to drive the polishing plate 10 to move downwards to enable the polishing plate 10 to be attached to the surface of the castings 20, elastic polishing is achieved through matching of the rotary table 9, the buffer groove 901, the pressure spring 42 and the polishing plate 10, damage to the polishing plate 10 due to rigid contact is avoided, the clamping plate 12 is clamped in the clamping groove 902 to enable the polishing plate 10 not to rotate relative to the rotary table 9, mechanical properties are improved, the polishing plate 10 and the castings 20 are in contact with each other to polish and extrude the pressure spring 42, the polishing plate 10 moves upwards to drive the guide rod 11, the piston 43 moves upwards to extrude cutting fluid in the water squeezing groove 801, the baffles 17 on the two sides move close to each other under pressure, cutting fluid enters the water outlet groove 801 and then flows into the buffer groove 901 through the guide pipe 18 and the water spray pipe 19 under the action of pressure, so that the polishing sheet 10 and the casting 20 are cooled, the polishing sheet 10 upwards compresses the pressure spring 42 to different degrees according to the concave-convex condition of the surface of the casting 20, so that the water yield of the cutting fluid is different, when the polishing sheet 10 is separated from the surface of the casting 20, the polishing sheet 10 is driven to move downwards under the elastic action of the pressure spring 42, the guide rod 11 drives the piston 43 to move downwards, the telescopic rod 15 is driven to move relative to the sleeve 14 under the elastic action of the sleeve spring 16, the baffles 17 are pushed to the two sides, the water squeezing groove 801 and the water outlet groove 802 are separated, so that the cutting fluid stops flowing out, the using amount of the cutting fluid can be automatically adjusted according to different polishing conditions, and the waste phenomenon is avoided.

Example 2:

as shown in fig. 1 and 5, a fan housing 7 is fixedly mounted on the outer side of the first motor 6, driven shafts 39 are rotatably mounted on the left side and the right side of the inside of the fan housing 7, a pinion 40 is fixedly mounted in the middle of the driven shafts 39, fan blades 41 are fixedly mounted at the bottom end of the driven shafts 39, a large gear 38 is fixedly mounted on an output shaft of the first motor 6, and the large gear 38 is meshed with the pinion 40.

Specifically, first motor 6 drives water tank 8, revolving stage 9 and the piece 10 rotation of polishing is polished casting 20, gear wheel 38 synchronous revolution on the output shaft of first motor 6, and then the pinion 40 of meshing transmission both sides rotates, make driven shaft 39 take place to rotate, it is rotatory to drive the flabellum 41 of driven shaft 39 tip, the rotatory air current that produces of flabellum 41 can blow in the powder that produces of polishing in the recess of workstation 1 upside, guarantee casting 20 and workstation 1 surface neatly.

Example 3:

as shown in fig. 1 and 7, 1 one end of workstation is equipped with dust collector, dust collector includes dust removal case 30, air pump 31, breathing pipe 32, branch pipe 33, dust absorption mouth 34 and blast pipe 35, backup pad 25 one end fixed mounting is kept away from to workstation 1 has dust removal case 30, the inside air pump 31 that is equipped with of dust removal case 30, the input fixedly connected with breathing pipe 32 of air pump 31, the output fixedly connected with blast pipe 35 of air pump 31, be equipped with branch pipe 33 in the 1 upside recess of workstation, air pump 31 one end is kept away from to breathing pipe 32 and runs through dust removal case 30 and workstation 1 and branch pipe 33 intercommunication, branch pipe 33 is close to foundry goods 20 one side and is equipped with a plurality of groups dust absorption mouth 34.

The dust box 37 is connected to the inside of the dust removing box 30 in a sliding manner, the dust isolating net 36 is arranged in the middle of the dust removing box 30, and the lower end of the exhaust pipe 35 penetrates through the dust isolating net 36 and extends into the dust box 37.

Specifically, start air pump 31 when flabellum 41 is bloied, enter into branch pipe 33 through dust absorption mouth 34 with the interior powder of workstation 1 recess through the negative pressure effect, enter into collection processing in the dust collection box 37 through breathing pipe 32, blast pipe 35 and dust separation net 36, dust separation net 36 all completely cuts off the powder dust in the dust removal case 30 bottom, sliding connection between dust collection box 37 and the dust removal case 30, the extraction of being convenient for, conveniently change dust collection box 37, can in time handle the powder.

Example 4:

as shown in fig. 1 and 6, a driving device is arranged at the other end of the workbench 1 and used for controlling the rotation of the beam frame 4, the driving device includes a second motor 26, a first bevel gear 27, a second bevel gear 28 and a third bevel gear 29, a support plate 25 is fixedly mounted at one end of the workbench 1, the second motor 26 is fixedly mounted on the upper side of the support plate 25, a first bevel gear 27 is fixedly mounted on an output shaft of the second motor 26, a second bevel gear 28 and a third bevel gear 29 are fixedly mounted at one end of one group of the rotating shaft 3, which is far away from the base plate 2, the second bevel gear 28 and the third bevel gear 29 are oppositely arranged, the first bevel gear 27 is a half gear, and the first bevel gear 27 is respectively engaged and connected with the second bevel gear 28 and the third bevel gear 29.

Specifically, the second motor 26 drives the first bevel gear 27 to rotate, the first bevel gear 27 is a half gear, and is in intermittent transmission with the second bevel gear 28 and the third bevel gear 29 in a meshing manner in the rotating process, when the first bevel gear 27 rotates anticlockwise in the top view direction, the second bevel gear 28 rotates anticlockwise in the left view direction to drive the rotating shaft 3 to rotate, the beam frame 4 rotates from front to back, the third bevel gear 29 rotates clockwise in the left view direction to drive the rotating shaft 3 to rotate, and the beam frame 4 rotates from back to front, so that the rotating shaft 3 rotates in a reciprocating manner to drive the beam frame 4 to rotate in a reciprocating manner, and the polishing plate 10 can be attached to the surface of the arc-shaped casting to be polished, and the problem that a polishing dead angle exists when the transmission precision casting polishing device polishes the arc-shaped casting is solved.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present 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 utility model provides a precision casting grinding device with cooling function which characterized in that: the device comprises a workbench (1), wherein a groove is formed in the upper side of the workbench (1), a casting (20) is arranged in the groove, clamping plates (21) are arranged on two sides of the casting (20), and base plates (2) are arranged on two sides of the groove;

the rotating shafts (3) are rotatably arranged on the sides of the base plates (2) far away from each other, one ends of the rotating shafts (3) are fixedly provided with beam frames (4), an electric push rod (5) is arranged at the top of the beam frame (4), a first motor (6) is arranged at the telescopic end of the electric push rod (5), a water tank (8) is fixedly arranged on an output shaft of the first motor (6), a rotary table (9) is fixedly arranged at the bottom of the water tank (8), a buffer groove (901) is arranged at the bottom side of the rotary table (9), a polishing piece (10) is arranged in the buffer groove (901), a pressure spring (42) is fixedly connected between the upper side of the polishing piece (10) and the buffer groove (901), a water squeezing groove (801) is arranged in the water tank (8), a water outlet groove (802) is arranged in the middle of the water squeezing groove (801), a water spraying pipe (19) is arranged in the buffer groove (901), and a guide pipe (18) is arranged at the bottom of the water tank (8).

2. The precision casting grinding device with the cooling function as claimed in claim 1, wherein: one end of the guide pipe (18) is communicated with the water outlet groove (802), and one end of the guide pipe (18) penetrates through the rotary table (9) and is communicated with the water spraying pipe (19).

3. The precision casting grinding device with the cooling function as claimed in claim 1, wherein: workstation (1) tip is equipped with drive arrangement, drive arrangement includes second motor (26), first bevel gear (27), second bevel gear (28) and third bevel gear (29), workstation (1) one end fixed mounting has backup pad (25), backup pad (25) upside fixed mounting has second motor (26), the output shaft fixed mounting of second motor (26) has first bevel gear (27), one of them is a set of base plate (2) one end fixed mounting is kept away from in pivot (3) has second bevel gear (28) and third bevel gear (29), first bevel gear (27) are connected with second bevel gear (28) and third bevel gear (29) meshing respectively.

4. The precision casting grinding device with the cooling function as claimed in claim 3, wherein: the second bevel gear (28) and the third bevel gear (29) are oppositely arranged, and the first bevel gear (27) is a half gear.

5. The precision casting grinding device with the cooling function as claimed in claim 1, wherein: the grinding disc grinding machine is characterized in that a plurality of groups of clamping grooves (902) are formed in the bottom side of the rotary table (9), the clamping grooves (902) are distributed annularly around the buffer groove (901), the clamping grooves (902) are communicated with the buffer groove (901), clamping plates (12) are fixedly installed on the periphery of the grinding disc (10), and the clamping plates (12) are movably clamped with the clamping grooves (902).

6. The precision casting grinding device with the cooling function as claimed in claim 1, wherein: base plate (2) and workstation (1) fixed connection, casting (20) one side fixed mounting is kept away from in splint (21) has pull rod (22), splint (21) one end fixed mounting is kept away from in pull rod (22) has arm-tie (23), fixedly connected with extension spring (24) between arm-tie (23) and base plate (2).

7. The precision casting grinding device with the cooling function as claimed in claim 1, wherein: the outside fixed mounting of first motor (6) has fan housing (7), the inside left and right sides of fan housing (7) rotates and installs driven shaft (39), driven shaft (39) middle part fixed mounting has pinion (40), driven shaft (39) bottom fixed mounting has flabellum (41), fixed mounting has gear wheel (38) on the output shaft of first motor (6), gear wheel (38) are connected with pinion (40) meshing.