CN212095879U

CN212095879U - Double-sided grinding and polishing machine

Info

Publication number: CN212095879U
Application number: CN202020742787.XU
Authority: CN
Inventors: 黄安基; 黄荣厦
Original assignee: Fujian Nan'an Hongwei New Material Co ltd
Current assignee: Fujian Nan'an Hongwei New Material Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-12-08
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a double-sided grinding burnishing machine, include the workstation, install supporting leg, top lap, lower mill and the driving motor in the workstation bottom, the top center department fixedly connected with connecting cylinder of workstation, the top of connecting cylinder is passed through the bearing housing and is rotated and be connected with lower mill, the inside center department of mill has seted up the ratchet internal tooth down, driving motor is installed to the bottom of workstation, and driving motor's output shaft top fixedly connected with spliced pole, the outer terminal surface of spliced pole is rotated through the torsional spring pivot and is connected with the pawl that uses with the ratchet internal tooth cooperation. The utility model discloses in, at first, through ratchet's setting, corotation and upset through control driving motor to realize the switching of single face and two-sided lapping polishing, promoted the functional to lapping polishing machine, secondly, this device work piece is fixed convenient, and is applicable to the work piece of equidimension not, has promoted the installation convenience and the suitability of device.

Description

Double-sided grinding and polishing machine

Technical Field

The utility model relates to a work piece processing equipment technical field especially relates to a double-sided grinding burnishing machine.

Background

The polishing machine, also called as a grinder, is often used for mechanical grinding, polishing and waxing, and the polishing disk is driven to rotate by a driving motor, so that the purposes of removing paint surface pollution, oxide layer and shallow mark can be achieved due to the combined action of the polishing disk and a polishing agent and the friction with the surface to be polished.

Most of the traditional grinding and polishing machines can only realize single-side grinding and polishing or double-side grinding and polishing of workpieces, and are difficult to realize two functions of single-side grinding and polishing or double-side grinding and polishing of workpieces by the same machine, so that the problem of poor functionality exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem of poor functionality, a double-sided grinding and polishing machine is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a double-sided grinding burnishing machine, includes the workstation, installs supporting leg, runner stone, lower mill and the driving motor in the workstation bottom, the top center department fixedly connected with connecting cylinder of workstation, the top of connecting cylinder is connected with lower mill through the bearing housing rotation, the inside center department of lower mill has seted up the ratchet internal tooth, driving motor is installed to the bottom of workstation, and driving motor's output shaft top fixedly connected with spliced pole, the outer terminal surface of spliced pole is rotated through the torsional spring pivot and is connected with the pawl that uses with the cooperation of ratchet internal tooth, the top fixedly connected with rack of spliced pole, the surface cover of rack is equipped with the runner stone.

As a further description of the above technical solution:

the top of workstation is vertical fixedly connected with slide bar, the surface slip of slide bar has the sliding sleeve.

As a further description of the above technical solution:

the side end face of the sliding sleeve is fixedly connected with a limiting frame, the side end face of the limiting frame is connected with a pull rod penetrating through the limiting frame in a sliding mode, the side end face of the pull rod is fixedly connected with an extrusion block, and an extrusion spring is sleeved on the outer surface of the pull rod between the extrusion block and the limiting frame.

As a further description of the above technical solution:

and a control switch is installed on the front end face of the workbench, and the output end of the control switch is connected with a driving motor.

As a further description of the above technical solution:

the top both sides of going up the mill all are connected with the rotation handle through the pivot rotation, the top fixedly connected with cooperation of rack rotates the dead lever that the handle used.

As a further description of the above technical solution:

the inner wall of the upper grinding disc is attached to the outer surface wall of the gear strip.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, a ratchet mechanism is arranged between the lower grinding disc and the connecting column, if the workpiece needs to be subjected to single-side grinding and polishing, the output shaft of the driving motor is controlled by the control switch to rotate clockwise, thereby driving the connecting column and the gear strip to rotate, the upper grinding disc is driven to rotate by the gear strip, at the moment, the pawl on the outer end surface of the connecting column slides along the tooth back of the ratchet internal teeth, therefore, the connecting column can not drive the lower grinding disc to rotate, the workpiece is subjected to single-side grinding and polishing by the rotation of the upper grinding disc, if the workpiece needs to be subjected to double-side grinding and polishing, the output shaft of the driving motor is controlled to rotate anticlockwise by the control switch, thereby driving the connecting column and the gear strip to rotate, the upper grinding disc is driven to rotate by the gear strip, at the moment, the pawl of the connecting column is clamped into the inner side of, through the setting of ratchet mechanism, through the corotation and the upset of control driving motor to realize the switching of single face lapping polishing and two-sided lapping polishing, thereby promoted the functionality to the grinding polisher.

2. In the utility model, the rotating handle is pulled upwards to drive the upper grinding disc to slide upwards, the rotating handle is hung at the top of the fixed rod, at the moment, the pull rod is pulled outwards to drive the extrusion block to move outwards, and the extrusion spring contracts to place the workpiece between the extrusion block and the limiting frame, the sliding sleeve slides upwards to drive the extrusion block and the limiting frame to be positioned at the vertical middle part of the workpiece, the pull rod is loosened, the extrusion block is extruded towards the workpiece direction under the action of the extrusion spring to ensure that the workpiece is attached to the limiting frame, so that the limiting frame is positioned at the vertical middle part of the workpiece, the limiting effect of the rear wall of the front wall of the limiting frame on the workpiece is improved, at the moment, the upper grinding disc slides downwards to ensure that the bottom of the upper grinding disc is attached to the upper part of the workpiece, during grinding, the workpiece is attached to the front wall and the rear wall of the limiting frame by extrusion on the workpiece during, prevent that the work piece from rotating along with polishing, this device work piece is fixed convenient, and is applicable to the work piece of equidimension not, has promoted the installation convenience and the suitability of device.

Drawings

Fig. 1 shows a schematic structural diagram of a double-sided grinding and polishing machine provided according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection structure between a table and a lower grinding disc provided according to an embodiment of the present invention;

fig. 3 shows a schematic diagram of a top view of a lower grinding disc provided in accordance with an embodiment of the present invention;

fig. 4 shows a schematic diagram of a top view of a stop block provided according to an embodiment of the present invention.

Illustration of the drawings:

1. supporting legs; 2. a work table; 3. a connecting cylinder; 4. a lower grinding disc; 5. a drive motor; 6. a gear rack; 7. An upper grinding disc; 8. rotating the handle; 9. a slide bar; 10. a sliding sleeve; 11. a limiting frame; 12. a pawl; 13. connecting columns; 14. inner teeth of the ratchet wheel; 15. a control switch; 16. extruding the block; 17. a pull rod; 18. a compression spring; 19. And (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-sided grinding and polishing machine comprises a workbench 2, supporting legs 1 installed at the bottom of the workbench 2, an upper grinding disc 7, a lower grinding disc 4 and a driving motor 5, a connecting cylinder 3 is fixedly connected at the center of the top of the workbench 2, the top of the connecting cylinder 3 is rotatably connected with the lower grinding disc 4 through a bearing sleeve, ratchet internal teeth 14 are arranged at the center of the inner part of the lower grinding disc 4, the driving motor 5 is installed at the bottom of the workbench 2, a connecting column 13 is fixedly connected at the top of an output shaft of the driving motor 5, a pawl 12 matched with the ratchet internal teeth 14 for use is rotatably connected on the outer end face of the connecting column 13 through a torsion spring rotating shaft, a gear strip 6 is fixedly connected at the top of the connecting column 13, the upper grinding disc 7 is sleeved on the outer surface of the gear strip 6, if single-sided grinding and polishing are needed on a workpiece, the output shaft of the, the upper millstone 7 is driven to rotate by the gear rack 6, at the moment, the pawl 12 on the outer end face of the connecting column 13 slides along the tooth back of the ratchet internal teeth 14, therefore, the connecting column 13 cannot drive the lower millstone 4 to rotate, the workpiece is ground and polished on the single face by the rotation of the upper millstone 7, if the workpiece needs to be ground and polished on the double faces, the output shaft of the driving motor 5 is controlled to rotate anticlockwise by the control switch 15, so that the connecting column 13 and the gear rack 6 are driven to rotate, the upper millstone 7 is driven to rotate by the gear rack 6, at the moment, the pawl 12 of the connecting column 13 is clamped into the inner side of the ratchet internal teeth 14 of the lower millstone 4, so that the lower millstone 4 is driven to rotate, the upper millstone 7 and the lower mill.

Specifically, as shown in fig. 1 and 4, a slide rod 9 is fixedly connected to the top of the worktable 2 in a vertical direction, a sliding sleeve 10 slides on the outer surface of the slide rod 9, a limiting frame 11 is fixedly connected to the side end surface of the sliding sleeve 10, a pull rod 17 penetrating through the limiting frame 11 is slidably connected to the side end surface of the limiting frame 11, an extrusion block 16 is fixedly connected to the side end surface of the pull rod 17, an extrusion spring 18 is sleeved on the outer surface of the pull rod 17 between the extrusion block 16 and the limiting frame 11, the extrusion spring 18 is pulled outwards to drive the extrusion block 16 to move outwards, the extrusion spring 18 contracts to place the workpiece between the extrusion block 16 and the limiting frame 11, the sliding sleeve 10 is slid upwards to drive the extrusion block 16 and the limiting frame 11 to be located in the vertical middle of the workpiece, the pull rod 17 is released, the extrusion block 16 is extruded towards the workpiece under the action of the extrusion spring 18 to attach the workpiece to the limiting frame 11, so that the, the spacing effect of wall to the work piece behind the spacing 11 antetheca of having promoted, when polishing, through the extrusion to the work piece when polishing for the work piece is laminated with the antetheca and the back wall of spacing 11, carries on spacingly to the work piece through the antetheca and the back wall of spacing 11, prevents that the work piece from rotating along with polishing.

Specifically, as shown in fig. 1, control switch 15 is installed to the preceding terminal surface of workstation 2, and control switch 15's output is connected with driving motor 5, the top both sides of runner stone 7 all are connected with through the pivot rotation and rotate handle 8, the dead lever 19 that the handle 8 used is rotated in the top fixedly connected with cooperation of gear rack 6, corotation and the reversal through control switch 15 control driving motor 5, rotate handle 8 through upwards pulling, drive runner stone 7 rebound, will rotate handle 8 and hang the surface at dead lever 19, thereby fix runner stone 7.

Specifically, as shown in fig. 1, the inner wall of the upper grinding disc 7 is attached to the outer wall of the gear rack 6, so that the rotation of the gear rack 6 can drive the upper grinding disc 7 to rotate.

The working principle is as follows: when the grinding wheel is used, the rotating handle 8 is pulled upwards to drive the upper grinding disc 7 to move upwards, the rotating handle 8 is hung on the outer surface of the fixed rod 19, the upper grinding disc 7 is fixed, at the moment, the pull rod 17 is pulled outwards to drive the extrusion block 16 to move outwards, the extrusion spring 18 contracts, a workpiece is placed between the extrusion block 16 and the limiting frame 11, the sliding sleeve 10 slides upwards to drive the extrusion block 16 and the limiting frame 11 to be positioned in the vertical middle of the workpiece, the pull rod 17 is loosened, the extrusion block 16 is extruded towards the workpiece direction under the action of the extrusion spring 18, so that the workpiece is attached to the limiting frame 11, the workpiece is limited through the front wall and the rear wall of the limiting frame 11, the workpiece is prevented from rotating during grinding, if the workpiece needs to be subjected to single-side grinding and polishing, the output shaft of the driving motor 5 is controlled to rotate clockwise through the control switch 15, and the connecting column 13 and the gear, the upper millstone 7 is driven to rotate by the gear rack 6, at the moment, the pawl 12 on the outer end face of the connecting column 13 slides along the tooth back of the ratchet internal teeth 14, therefore, the connecting column 13 cannot drive the lower millstone 4 to rotate, the workpiece is ground and polished on the single face by the rotation of the upper millstone 7, if the workpiece needs to be ground and polished on the double faces, the output shaft of the driving motor 5 is controlled to rotate anticlockwise by the control switch 15, so that the connecting column 13 and the gear rack 6 are driven to rotate, the upper millstone 7 is driven to rotate by the gear rack 6, at the moment, the pawl 12 of the connecting column 13 is clamped into the inner side of the ratchet internal teeth 14 of the lower millstone 4, so that the lower millstone 4 is driven to rotate, the upper millstone 7 and the lower mill.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a double-sided grinding burnishing machine, includes workstation (2), installs supporting leg (1), runner stone (7), lower mill (4) and driving motor (5) in workstation (2) bottom, its characterized in that, the top center fixedly connected with connecting cylinder (3) of workstation (2), the top of connecting cylinder (3) is connected with runner stone (4) through the bearing housing rotation, ratchet internal tooth (14) have been seted up to the inside center department of runner stone (4), driving motor (5) are installed to the bottom of workstation (2), and the output shaft top fixedly connected with spliced pole (13) of driving motor (5), the outer terminal surface of spliced pole (13) is connected with pawl (12) that use with ratchet internal tooth (14) cooperation through torsional spring pivot rotation, the top fixedly connected with rack (6) of spliced pole (13), the outer surface of the gear rack (6) is sleeved with an upper grinding disc (7).

2. A double-sided grinding and polishing machine according to claim 1, characterized in that the top of the working table (2) is vertically and fixedly connected with a sliding rod (9), and the outer surface of the sliding rod (9) is provided with a sliding sleeve (10) in a sliding manner.

3. The double-sided grinding and polishing machine according to claim 2 is characterized in that a limiting frame (11) is fixedly connected to the side end face of the sliding sleeve (10), a pull rod (17) penetrating through the limiting frame (11) is slidably connected to the side end face of the limiting frame (11), an extrusion block (16) is fixedly connected to the side end face of the pull rod (17), and an extrusion spring (18) is sleeved on the outer surface of the pull rod (17) between the extrusion block (16) and the limiting frame (11).

4. A double-sided grinding and polishing machine according to claim 1, characterized in that the front end face of the working table (2) is provided with a control switch (15), and the output end of the control switch (15) is connected with the driving motor (5).

5. A double-sided grinding and polishing machine as claimed in claim 1, characterized in that both sides of the top of the upper grinding disc (7) are rotatably connected with a rotating handle (8) through a rotating shaft, and the top of the gear rack (6) is fixedly connected with a fixing rod (19) used for matching with the rotating handle (8).

6. A double-sided grinding and polishing machine according to claim 1, characterized in that the inner wall of the upper grinding disc (7) is attached to the outer wall of the gear rack (6).