CN211805370U

CN211805370U - Sand bottom machine

Info

Publication number: CN211805370U
Application number: CN202020173086.9U
Authority: CN
Inventors: 张传秀
Original assignee: Jiangmen Hengzheng Automation Equipment Technology Co ltd
Current assignee: Jiangmen Hengzheng Automation Equipment Technology Co ltd
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-10-30
Anticipated expiration: 2030-02-11

Abstract

The utility model relates to the technical field of abrasive belt polishing equipment, and discloses an abrasive bottom machine, which comprises a frame, a moving seat, a lifting seat, a polishing head adjusting device, an abrasive belt retracting mechanism device, a first driving mechanism, a second driving mechanism, a third driving mechanism and a mounting seat; the movable seat is connected with the frame and the lifting seat; the polishing head adjusting device comprises a fixing frame, a sliding block, an electric push rod, a third driving mechanism, a swing rod and a polishing head, wherein the fixing frame comprises a rear plate, a front plate, a left guide column and a right guide column; the abrasive belt retracting and releasing mechanism comprises an abrasive belt releasing disc, an abrasive belt retracting disc and an abrasive belt, wherein the abrasive belt releasing disc and the abrasive belt retracting disc are arranged on the lifting seat; the mounting seat is arranged on the frame. Adopt the utility model has the advantages of can adjust the turned angle of the head of polishing, can make full use of abrasive band and polish efficiently.

Description

Sand bottom machine

Technical Field

The utility model relates to a technical field of abrasive band equipment of polishing especially relates to a sand bottom machine.

Background

At present, an abrasive belt grinding technology plays a greater and greater role in material processing, and is gradually developed into one of effective methods for precise and ultra-precise processing of metal materials, a metal bottom machine is generally used for grinding metal, but the abrasive belt of the existing abrasive bottom machine is in surface contact with a workpiece, and due to differences in processing technologies, the surface of the workpiece is not flat, so that part of the workpiece is not ground, the grinding degree of the contact surface is not uniform, and part of the abrasive belt is not used, the abrasive belt is not fully utilized, and particularly when the pan bottom is ground, if the grinding degree of the pan bottom is not uniform, the pan bottom is heated unevenly, so that the use of a user is influenced; and only once polishing the surface of the workpiece, the abrasive belt needs to be replaced and then the workpiece is polished, so that resources are wasted, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the utility model provides a can adjust the turned angle of head of polishing, can make full use of abrasive band and polish efficient sand end machine.

In order to solve the technical problem, the utility model provides a sand bottom machine, which comprises a frame, a moving seat, a lifting seat, a polishing head adjusting device, a sand belt retracting mechanism, a first driving mechanism, a second driving mechanism, a third driving mechanism and a mounting seat for driving a workpiece to rotate;

the bottom of the moving seat is provided with a horizontal guide rail and is connected with the rack, the first driving mechanism is arranged on the rack, the power output end of the first driving mechanism is connected with the moving seat and drives the moving seat to move back and forth along the horizontal guide rail, the upper part of the moving seat is provided with a first vertical guide rail and is connected with the lifting seat, the second driving mechanism is arranged on the moving seat, and the power output end of the second driving mechanism is connected with the lifting seat and drives the lifting seat to move up and down along the first vertical guide rail;

the polishing head adjusting device comprises a fixing frame, a sliding block, an electric push rod, a third driving mechanism, a swinging rod and a polishing head, wherein the fixing frame comprises a rear plate, a bottom plate, a front plate, a left guide post and a right guide post which connect the bottom plate and the front plate together, the rear plate is arranged on the lifting seat, a second vertical guide rail is arranged between the left guide post and the right guide post, the third driving mechanism is arranged on the lifting seat, the power output end of the third driving mechanism is connected with the sliding block and drives the sliding block to move up and down along the second vertical guide rail, one end of the electric push rod is rotatably connected with the rear plate, the other end of the electric push rod is rotatably connected with one end of the swinging rod, the other end of the swinging rod is rotatably connected with the sliding block, and the polishing head is fixed on the swinging rod;

the abrasive belt retracting and releasing mechanism comprises an abrasive belt releasing disc, an abrasive belt retracting disc and an abrasive belt, the abrasive belt releasing disc and the abrasive belt retracting disc are arranged on the lifting seat, one end of the abrasive belt is connected with the abrasive belt releasing disc, and the other end of the abrasive belt is sequentially wound on the inner side of the left guide column, the lower side of the polishing head and the inner side of the right guide column and is connected with the abrasive belt retracting disc;

the mounting seat is arranged on the rack, and a central shaft of the mounting seat and a central shaft of the polishing head are in the same plane.

As the utility model discloses preferred scheme still includes the controller, the controller respectively with first actuating mechanism second actuating mechanism third actuating mechanism electricity is connected.

As the utility model discloses preferred scheme, the mount pad includes gyration seat and fixing base, the gyration seat rotatably sets up on the fixing base, the fixing base sets up in the frame, gyration seat and work piece shape cooperation, the gyration seat is provided with the vacuum pump, the top surface middle part of gyration seat is equipped with the absorption hole, the absorption hole pass through vacuum passage with vacuum pump connection, be equipped with the sealing washer around the absorption hole.

As the utility model discloses preferred scheme, the revolving bed rotatably sets up on the fixing base, the revolving bed is connected with fourth actuating mechanism, fourth actuating mechanism sets up in the frame, fourth actuating mechanism's power take off end with the revolving bed is connected, and drives the revolving bed is rotatory, fourth actuating mechanism with the controller electricity is connected.

As the utility model discloses preferred scheme, the adjusting device of polishing head still includes and is used for detecting the pressure sensor of the pressure value that the polishing head received, pressure sensor sets up on the lift seat and be located the upper end of slider, pressure sensor with the controller electricity is connected.

As the utility model discloses preferred scheme, the abrasive band receive and releases the mechanism device and still including being used for the tensioning the take-up pulley of abrasive band, the take-up pulley sets up on the seat that goes up and down and be located receive the abrasive band dish with between the right side guide post.

As the utility model discloses preferred scheme, the abrasive band receive and releases the mechanism device and still including being used for the tensioning the clamp plate of abrasive band, the clamp plate sets up on the seat that goes up and down and be located one side of fixed frame.

As the utility model discloses preferred scheme, put the abrasive band dish with between the guide post of a left side, and receive the abrasive band dish with all be equipped with first leading wheel between the guide post of the right side, the abrasive band is around establishing on the first leading wheel.

As the utility model discloses preferred scheme, the left and right sides of polishing head all is equipped with the second leading wheel, the abrasive band is around establishing the inboard of second leading wheel.

As the utility model discloses preferred scheme still includes the dust exhaust fan and is used for collecting the collecting box of waste material, the dust exhaust fan sets up in the frame, just the air intake of dust exhaust fan with the mount pad is relative, the air outlet of dust exhaust fan with the collecting box is connected.

The embodiment of the utility model provides a sand end machine compares with prior art, and its beneficial effect lies in:

when the polishing machine works, a workpiece is fixed on the mounting seat, the electric push rod pushes the swing rod to drive the polishing head to swing, the rear part of an abrasive belt at the bottom of the polishing head is in contact with the workpiece, the first driving mechanism drives the moving seat to move forwards along the horizontal guide rail, so that the polishing head moves forwards to polish the workpiece for the first time, then the electric push rod drives the polishing head to swing reversely, so that the front part of the abrasive belt at the bottom of the polishing head is in contact with the workpiece, the first driving mechanism drives the moving seat to move backwards along the horizontal guide rail, so that the polishing head moves backwards to polish the workpiece for the second time, the mounting seat rotates after polishing, the rest parts of the workpiece are polished by repeating the steps, therefore, the polishing head and the surface of the workpiece are point contacts, the surface of the workpiece can be polished, meanwhile, the workpiece can be polished twice by rotating the polishing head, and the polishing effect of the, the grinding efficiency of the workpiece is high, the abrasive belt is fully utilized, and resources are saved.

Drawings

Fig. 1 is a schematic structural diagram of a sand bottom machine provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the sanding head adjustment mechanism;

in the figure, 1, a frame; 2. a movable seat; 3. a lifting seat; 4. a sanding head adjusting device; 41. A slider; 42. an electric push rod; 43. a swing rod; 44. polishing head; 45. a right guide post; 46. A front plate; 5. an abrasive belt; 6. a horizontal guide rail; 7. a first vertical guide rail; 8. a mounting seat; 9. a first guide wheel; 10. pressing a plate; 11. a tension wheel; 12. a spring; 13. a second guide wheel; 14. A dust extraction fan; 15. placing a belt disc; 16. and a sand collecting disc.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate the orientation or positional relationship, are used in the present invention as being based on the orientation or positional relationship shown in the drawings, and are used only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and fig. 2, the preferred embodiment of the invention relates to a sand bottom machine, which comprises a frame 1, a moving seat 2, a lifting seat 3, a polishing head 44 adjusting device 4, a sand belt 5 retracting and releasing mechanism, a first driving mechanism, a second driving mechanism, a third driving mechanism and a mounting seat 8 for driving a workpiece to rotate; a horizontal guide rail 6 is arranged at the bottom of the moving seat 2 and connected with the rack 1, the first driving mechanism is arranged on the rack 1, a power output end of the first driving mechanism is connected with the moving seat 2 and drives the moving seat 2 to move back and forth along the horizontal guide rail 6, a first vertical guide rail 7 is arranged at the upper part of the moving seat 2 and connected with the lifting seat 3, the second driving mechanism is arranged on the moving seat 2, and a power output end of the second driving mechanism is connected with the lifting seat 3 and drives the lifting seat 3 to move up and down along the first vertical guide rail 7; the adjusting device 4 of the polishing head 44 comprises a fixed frame, a sliding block 41, an electric push rod 42, a third driving mechanism, a swing rod 42 and a polishing head 44, specifically, a spring 12 is arranged between the upper end of the sliding block 41 and the fixed frame, the fixed frame comprises a rear plate, a bottom plate, a front plate 46, a left guide post and a right guide post 45 which connect the bottom plate and the front plate 46 together, the rear plate is arranged on the lifting seat 3, a second vertical guide rail is arranged between the left guide post and the right guide post 45, the third driving mechanism is arranged on the lifting seat 3, the power output end of the third driving mechanism is connected with the sliding block 41 and drives the sliding block 41 to move up and down along the second vertical guide rail, one end of the electric push rod 42 is rotatably connected with the rear plate, the other end of the electric push rod 42 is rotatably connected with one end of the swing rod 42, the other end of the swing rod 42 is rotatably connected with the slider 41, and the polishing head 44 is fixed on the swing rod 42; the sand belt 5 retracting and releasing mechanism comprises a sand releasing disc 15, a sand collecting disc 16 and a sand belt 5, the sand releasing disc 15 and the sand collecting disc 16 are arranged on the lifting seat 3, one end of the sand belt 5 is connected with the sand releasing disc 15, and the other end of the sand belt 5 is sequentially wound on the inner side of the left guide column, the lower side of the polishing head 44 and the inner side of the right guide column 45 and is connected with the sand collecting disc 16; the mounting seat 8 is arranged on the frame 1, and a central axis of the mounting seat 8 and a central axis of the polishing head 44 are in the same plane.

Exemplarily, a sand bottom machine still includes the controller, the controller respectively with first actuating mechanism, second actuating mechanism, third actuating mechanism electricity is connected, realizes that the automation is made the piece and polishes.

Illustratively, the mounting seat 8 comprises a rotary seat and a fixed seat, the rotary seat is arranged on the fixed seat, the fixed seat is arranged on the frame, the rotary seat is matched with the workpiece in shape, the rotary seat is provided with a vacuum pump, the middle of the top surface of the rotary seat is provided with an adsorption hole, the adsorption hole is connected with the vacuum pump through a vacuum channel, and a sealing ring is arranged around the adsorption hole, so that a sealed cavity is formed between the workpiece and the rotary seat; when the vacuum pumping device is used, a workpiece is placed on the rotary seat, the vacuum pump runs, air between the workpiece and the rotary seat is pumped out, and vacuum is formed between the workpiece and the rotary seat, so that the workpiece is adsorbed on the rotary seat, is stably placed and is not prone to overturning.

Illustratively, the rotary seat is rotatably arranged on the fixed seat, the rotary seat is connected with a fourth driving mechanism, the fourth driving mechanism is arranged on the rack, a power output end of the fourth driving mechanism is connected with the rotary seat and drives the rotary seat to rotate, the fourth driving mechanism is electrically connected with the controller, and when the welding machine is used, the fourth driving mechanism can drive the rotary seat to rotate so as to drive a workpiece to rotate, so that studs can be welded at different positions of the workpiece, and different welding requirements are met.

Illustratively, the adjusting device 4 for the polishing head 44 further comprises a pressure sensor, the pressure sensor is arranged on the lifting seat 3 and is located at the upper end of the sliding block 41, the pressure sensor is electrically connected with the controller, and the pressure sensor detects the pressure value applied to the polishing head 44, so that the acting force applied to the workpiece by the polishing head 44 is unchanged, the surface of the workpiece is subjected to uniform acting force, the polishing degree of the surface of the workpiece is consistent, and the polishing head 44 is prevented from being separated from the workpiece.

Illustratively, first guide wheels 9 are arranged between the sand releasing reel 15 and the left guide post and between the sand collecting reel 16 and the right guide post 45, the sand belt 5 is wound on the first guide wheels 9, the winding direction of the sand belt 5 is changed, the sand belt 5 is tightly attached to the left guide post and the right guide post 45, and the sand belt 5 is tensioned.

Illustratively, in order to further tension abrasive belt 5, said mechanism for retracting and releasing abrasive belt 5 further comprises a pressing plate 10 for tensioning said abrasive belt 5, said pressing plate 10 is disposed on said lifting base 3 and located at one side of said fixed frame, said mechanism for retracting and releasing abrasive belt 5 further comprises a tensioning wheel 11, said tensioning wheel 11 is disposed on said lifting base 3 and located between said abrasive belt retracting disc 16 and said right guide post 45.

Illustratively, the sliding block 41 is prevented from colliding with the fixed frame, and plays a role in buffering.

Illustratively, the left side and the right side of the polishing head 44 are provided with second guide wheels 13, and the abrasive belt 5 is wound on the inner sides of the second guide wheels 13, so that the abrasive belt 5 is better attached to the polishing head 44.

The dust exhaust fan 14 is arranged on the frame 1, an air inlet of the dust exhaust fan 14 is opposite to the mounting base 8, and an air outlet of the dust exhaust fan 14 is connected with the collecting box and used for collecting waste materials falling off during machining, so that the waste materials are prevented from being stagnated on a workpiece, friction between the waste materials and the workpiece is prevented during grinding, and machining precision is influenced.

The utility model discloses a working process does: during operation, a workpiece is fixed on the mounting seat 8, the electric push rod 42 pushes the swing rod 43 to drive the polishing head 44 to swing, so that the rear part of the abrasive belt 5 at the bottom of the polishing head 44 is in contact with the workpiece, meanwhile, the pressure sensor detects the pressure applied to the polishing head 44, if the detected pressure value is smaller than a preset value, the third driving mechanism drives the slider 41 to move downwards along the second vertical guide rail until the detected pressure value is equal to the preset value, the movement is stopped, the first driving mechanism drives the movable seat 2 to move forwards along the horizontal guide rail 6, so that the polishing head 44 moves forwards to polish the workpiece for the first time, then the electric push rod 42 drives the polishing head 44 to swing reversely, so that the front part of the abrasive belt 5 at the bottom of the polishing head 44 is in contact with the workpiece, the first driving mechanism drives the movable seat 2 to move backwards along the horizontal guide rail 6, so that the polishing, after polishing, the mounting base 8 rotates, and the steps are repeated to polish the rest parts of the workpiece.

To sum up, the embodiment of the utility model provides a sand bed machine, it polishes head 44 and workpiece surface and is the point contact, make workpiece surface homoenergetic polished, polish head 44 through rotating simultaneously, make same section abrasive band 5 polish twice to the work piece, the polishing effect of work piece is good, the polishing efficiency of work piece is high, and make full use of abrasive band 5, resources are saved, furthermore, setting through pressure sensor, make abrasive band 5 machine when polishing the curved surface of work piece, abrasive band 5 can adjust the position of polishing head 44 along with the change of working face, guarantee to polish head 44 all the time with the work piece contact, and the effort that applys the work piece is unchangeable, make workpiece surface receive even effort, the surface polishing degree of work piece is unanimous.

In the description of the present invention, it is to be understood that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are used in a generic sense, e.g., fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A sand bottom machine is characterized by comprising a frame, a moving seat, a lifting seat, a polishing head adjusting device, a sand belt retracting mechanism device, a first driving mechanism, a second driving mechanism, a third driving mechanism and a mounting seat for driving a workpiece to rotate, wherein the moving seat is arranged on the frame;

the mounting seat is arranged on the rack, and a central shaft of the mounting seat and a central shaft of the polishing head are positioned on the same plane.

2. The sole machine of claim 1, further comprising a controller electrically connected to the first drive mechanism, the second drive mechanism, and the third drive mechanism, respectively.

3. The sand bottom machine as claimed in claim 2, wherein the mounting seat comprises a rotary seat and a fixed seat, the rotary seat is arranged on the fixed seat, the fixed seat is arranged on the machine frame, the rotary seat is matched with the workpiece in shape, the rotary seat is provided with a vacuum pump, the middle of the top surface of the rotary seat is provided with an adsorption hole, the adsorption hole is connected with the vacuum pump through a vacuum channel, and the periphery of the adsorption hole is provided with a sealing ring.

4. The sole sanding machine according to claim 3, wherein the rotary base is rotatably disposed on the fixed base, the rotary base is connected with a fourth driving mechanism, the fourth driving mechanism is disposed on the frame, a power output end of the fourth driving mechanism is connected with the rotary base and drives the rotary base to rotate, and the fourth driving mechanism is electrically connected with the controller.

5. The sole sanding machine according to claim 2, wherein said sanding head adjustment means further comprises a pressure sensor for detecting a pressure value to which said sanding head is subjected, said pressure sensor being disposed on said lifting base and at an upper end of said slide, said pressure sensor being electrically connected to said controller.

6. The machine of claim 1, wherein first guide wheels are disposed between said reel and said left guide post and between said reel and said right guide post, said belt being wound around said first guide wheels.

7. A sole machine according to claim 1, wherein said belt retracting mechanism further comprises a pressing plate for tensioning said belt, said pressing plate being disposed on said lifting base and located on one side of said fixed frame.

8. The machine of claim 1, wherein said belt take-up and pay-off mechanism further comprises a tensioner for tensioning said belt, said tensioner being disposed on said lift base and between said belt take-up reel and said right guide post.

9. A sole machine according to claim 1, wherein the sanding head is provided with second guide wheels on both left and right sides, and the belt is wound around the inside of the second guide wheels.

10. The sand bottom machine as claimed in claim 1, further comprising a dust exhaust fan and a collection box for collecting waste materials, wherein the dust exhaust fan is arranged on the frame, an air inlet of the dust exhaust fan is opposite to the mounting seat, and an air outlet of the dust exhaust fan is connected with the collection box.