CN219189598U

CN219189598U - Steel belt polishing machine

Info

Publication number: CN219189598U
Application number: CN202223363159.9U
Authority: CN
Inventors: 戴磊; 石建辉; 吴俊华; 梁国杰; 冉韦; 肖浩贤
Original assignee: Foshan Chengde New Material Co ltd
Current assignee: Foshan Chengde New Material Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-16
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to the field of stainless steel strip preparation and discloses a steel strip polishing machine; the steel belt polishing machine automatically controls the height of the polishing mechanism through the first motor and the screw rod lifter, the first motor drives the input rotating shaft of the screw rod lifter to rotate, so that the screw rod of the screw rod lifter is driven to descend, the lifting frame, the polishing main shaft, the main shaft driving mechanism and the grinding head are driven to synchronously descend, meanwhile, the rotary encoder monitors the rotating speed and the rotating quantity of the input rotating shaft of the screw rod lifter in real time and feeds back signals to the control system, and when the control system calculates that the grinding head of the polishing assembly descends to a set grinding head height value according to the signals of the rotary encoder, the screw rod lifter stops working, the grinding head is accurately and quickly adjusted to a proper height, automatic regulation and control are achieved, and workers do not need to consume physical power to regulate and control the lifting of the polishing assembly.

Description

Steel belt polishing machine

Technical Field

The utility model relates to the field of stainless steel strip preparation, in particular to a steel strip polishing machine.

Background

The 8K plate (also called a mirror plate) is a stainless steel plate with smooth surface and mirror surface luster after grinding and polishing processing of stainless steel raw materials, the manufacturing of the 8K plate is sequentially subjected to cold rolling, sanding, rough grinding, fine grinding, cleaning, drying and other processes, the rough grinding and the fine grinding are carried out on a steel belt by adopting a grinding polisher, the two processes are different in that grinding heads used are different and grinding liquid used is different, the grinding polisher mainly adopts a hand wheel rotating mode to drive a grinding spindle and the grinding head to descend or ascend, whether the grinding head descends to a proper position or not is difficult to accurately judge, the grinding head needs to be debugged repeatedly, the grinding head can apply proper grinding pressure to the steel belt, and the grinding head can be difficult to rapidly drive the grinding head to ascend for maintenance and replacement, so that workers consume much labor force and time.

It can be seen that there is a need for improvements and improvements in the art.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the present utility model aims to provide a steel belt polishing machine, which aims to automatically regulate and control the height of a grinding head and reduce the labor and time consumed by workers.

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

the utility model provides a steel band polishing machine, includes the frame, sets up the basin in the frame, sets up the gyration flat board in the basin top, is used for driving the gyration actuating mechanism of gyration flat board left and right reciprocating swing, sets up the support flat board in gyration flat board top, set up a plurality of polishing components between gyration flat board and the support flat board, every polishing component includes vertical extension and is used for the rigid coupling gyration flat board and the guide bar of support flat board, slides the crane that sets up on the guide bar, sets up main shaft actuating mechanism and the vertical extension's of crane main shaft actuating mechanism on the crane and the vertical extension polishing main shaft, the top of support flat board is equipped with the lead screw riser that is used for driving the crane that corresponds and reciprocates, every the input pivot and the first motor drive of lead screw riser are connected; the polishing main shaft penetrates through the rotating flat plate, the top end of the polishing main shaft is in driving connection with the main shaft driving mechanism, and a grinding head is sleeved at the bottom end of the polishing main shaft.

As a further improvement of the technical scheme, the polishing spindle comprises a cylindrical shell and polishing rotating shafts penetrating through two ends of the shell; the two ends of the shell are respectively connected with the polishing rotating shaft in a rotating way through bearings, and the bottom end of the polishing rotating shaft is detachably connected with the grinding head.

As a further improvement of the technical scheme, the main shaft driving mechanism comprises a second motor, a first synchronous belt pulley and a second synchronous belt pulley, wherein the second motor is downwards arranged on the lifting frame, the first synchronous belt pulley is sleeved at the top end of the polishing rotating shaft, and the second synchronous belt pulley is sleeved on the main shaft of the second motor; the first synchronous belt pulley and the second synchronous belt pulley are in transmission connection through a synchronous belt.

As a further improvement of the above technical solution, the other end of the input shaft of each screw rod lifter, which is far away from the first motor, is connected with a rotary encoder.

The frame comprises a left side frame and a right side frame, and the water tank is positioned between the left side frame and the right side frame; the rotary driving mechanism comprises a third motor and a speed reducer, the tops of the left side frame and the right side frame are respectively provided with a first bearing seat, a first transmission shaft is arranged in each first bearing seat, a second bearing seat corresponding to each first bearing seat is arranged on the rotary flat plate, a second transmission shaft is arranged in each second bearing seat, a transmission block is arranged between each first bearing seat and each second bearing seat, and one end part of each transmission block is fixedly connected with the top end of each first transmission shaft; the other end of the transmission block is fixedly connected with the bottom end of a second transmission shaft, and the top end of one second transmission shaft is in driving connection with a third motor through a speed reducer.

As a further improvement of the technical scheme, each lifting frame comprises an upper plate, a lower plate arranged below the upper plate, a sliding sleeve arranged on the upper plate and a connecting column for connecting the upper plate and the lower plate, wherein the sliding sleeve is sleeved on the guide rod, and the top of the upper plate is fixedly connected with a screw nut of a corresponding screw rod lifter.

As a further improvement of the technical scheme, the lifting frame is provided with the spray pipe for spraying the grinding fluid to the steel belt, the upstream and the downstream of the grinding head are respectively provided with the carrier roller for supporting the steel belt and the liquid discharge roller arranged above the carrier roller, and the liquid discharge roller is used for blocking the grinding fluid from overflowing outwards so that the grinding fluid flows back into the water tank along the two ends of the liquid discharge roller.

As a further improvement of the technical scheme, the roller surface of the liquid discharge roller is provided with drainage lines.

The beneficial effects are that:

compared with the prior art, the steel belt polishing machine provided by the utility model has the advantages that the height of the polishing mechanism is automatically controlled through the first motor and the screw rod lifter, the first motor drives the input rotating shaft of the screw rod lifter to rotate, so that the screw rod of the screw rod lifter is driven to descend, the lifting frame, the polishing main shaft, the main shaft driving mechanism and the grinding head are driven to synchronously descend, meanwhile, the rotary encoder monitors the rotation speed and the rotation quantity of the input rotating shaft of the screw rod lifter in real time and feeds back signals to the control system, when the control system calculates that the grinding head of the polishing assembly descends to a set grinding head height value according to the signals of the rotary encoder, the screw rod lifter stops working, the grinding head is accurately and quickly adjusted to a proper height, automatic regulation and control are realized, and workers do not need to consume physical power to regulate and control the lifting of the polishing assembly.

When the grinding head of the grinding assembly is required to be lifted and far away from the steel belt, the first motor drives the input rotating shaft of the screw rod lifter to rotate, so that the grinding assembly is driven to be lifted, the grinding assembly is reset to the initial height, and the grinding head can be immediately detached by a worker for replacement, so that the working efficiency is high.

Drawings

Fig. 1 is a schematic diagram of a left-hand structure of a steel belt polishing machine provided by the utility model, wherein an arrow indication direction in the diagram is a steel belt transmission direction.

Fig. 2 is a schematic diagram of a front view structure of the steel belt polishing machine provided by the utility model.

Description of main reference numerals: 1-rack, 11-left side frame, 12-right side frame, 13-sink, 2-swing plate, 3-swing drive mechanism, 31-third motor, 32-reducer, 33-first bearing block, 34-first transmission shaft, 35-second bearing block, 36-second transmission shaft, 37-transmission block, 4-support plate, 5-grinding component, 51-guide bar, 52-lifting frame, 521-upper plate, 522-lower plate, 523-sliding sleeve, 524-connecting column, 53-grinding spindle, 531-shell, 532-grinding spindle, 54-grinding head, 55-spindle drive mechanism, 551-second motor, 552-first synchronous pulley, 553-second synchronous pulley, 554-synchronous belt, 61-screw lifter, 62-first motor, 63-rotary encoder, 64-sensor, 71-spray pipe, 72-liquid discharge roller, 73-carrier roller, 8-steel belt.

Detailed Description

The utility model provides a steel belt polishing machine, which is further described in detail below with reference to the accompanying drawings and examples in order to make the purposes, technical schemes and effects of the utility model clearer and more definite. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 and 2, the present utility model provides a steel belt polishing machine, including a frame 1, a water tank 13 disposed on the frame 1, a swing plate 2 disposed above the water tank 13, a swing driving mechanism 3 for driving the swing plate 2 to swing back and forth, and a support plate 4 disposed above the swing plate 2, wherein a plurality of polishing assemblies 5 are disposed between the swing plate 2 and the support plate 4, each polishing assembly 5 includes a guide rod 51 extending vertically and used for fixedly connecting the swing plate 2 and the support plate 4, a lifting frame 52 slidingly disposed on the guide rod 51, a spindle driving mechanism 55 disposed on the lifting frame 52, and a vertically extending polishing spindle 53, a screw rod lifter 61 for driving the corresponding lifting frame 52 to move up and down is disposed on the top of the support plate 4, and an input rotation shaft of each screw rod lifter 61 is in driving connection with a first motor 62; the polishing main shaft 53 penetrates through the revolving flat plate 2, the top end of the polishing main shaft 53 is in driving connection with the main shaft driving mechanism 55, and a grinding head 54 is sleeved at the bottom end of the polishing main shaft 53; the other end of the input shaft of each screw lifter 61, which is far from the first motor 62, is connected with a rotary encoder 63.

When the production specification of the steel belt 8 is to be changed or the grinding head 54 is to be maintained and replaced, the grinding main shaft 53 is required to be lifted to a set initial height zero point, and then the grinding head 54 on the grinding main shaft 53 is driven to descend to a proper height; when the adjusting grinding head 54 descends, the first motor 62 drives the input rotating shaft of the screw lifter 61 to rotate, so as to drive the screw of the screw lifter 61 to descend, and drive the lifting frame 52, the grinding spindle 53, the spindle driving mechanism 55 and the grinding head 54 to descend synchronously, meanwhile, the rotary encoder 63 monitors the rotating speed and the rotating quantity of the input rotating shaft of the screw lifter 61 in real time and feeds back signals to the control system, in fact, a proper grinding head height value corresponding to each production specification of the steel belt 8 is obtained in advance according to production experience, so that the grinding head 54 applies a proper grinding pressure to the steel belt 8, after the control system inputs the grinding head 54 height value required to descend by the current grinding assembly 5, when the control system calculates that the grinding head 54 of the grinding assembly 5 descends to the set grinding head 54 height value according to the signals of the rotary encoder 63, the screw lifter 61 stops working, the grinding head 54 is accurately and quickly adjusted to the proper height, automatic adjustment and control are not required, and the worker does not need to use physical strength to ascend and descend the grinding assembly 5.

When the grinding head 54 of the grinding assembly 5 is to be lifted away from the steel belt 8, the first motor 62 drives the input rotating shaft of the screw rod lifter 61 to rotate, so that the screw rod of the screw rod lifter 61 is driven to lift rapidly, the lifting frame 52, the grinding spindle 53, the spindle driving mechanism 55 and the grinding head 54 are driven to lift synchronously, the grinding assembly 5 is reset to the initial height, a worker can detach the grinding head 54 immediately to replace the grinding head, and the work efficiency is high.

It should be noted that, the screw lifter 61 is in the prior art, and mainly includes a lifter main body, a screw and a screw nut, in which a worm wheel and a worm meshed with each other are disposed, that is, an input shaft is disposed in the lifter main body, and the worm wheel is fixedly connected with the screw, so that the screw lifter can be directly purchased from the market, such as a SWL screw lifter with a medium and large starting force.

When the steel belt 8 is polished, all the polishing assemblies 5 work synchronously, the main shaft driving mechanism 55 drives the grinding heads 54 on the polishing main shafts 53 to rotate at high speed to polish the steel belt 8, and the rotating flat plate 2 is driven by the rotating driving mechanism 3 to drive all the polishing assemblies 5 on the rotating flat plate 2 to reciprocate left and right, so that the whole wide surface of the steel belt 8 is effectively polished, and the polishing effect is improved.

Specifically, the polishing spindle 53 includes a cylindrical housing 531 and polishing shafts 532 penetrating through two ends of the housing 531; the two ends of the shell 531 are respectively connected with the polishing rotating shaft 532 in a rotating way through bearings, and the polishing rotating shaft 532 can rotate at a high speed under the support of the bearings, so that the polishing requirements are met; the bottom end of the polishing shaft 532 is detachably connected to the polishing head 54. Preferably, both end portions of the housing 531 are provided with cover plates to prevent dust or iron filings from affecting the bearing movement. When the steel belt polishing machine of the present utility model is used for finish grinding, the grinding head 54 employs a wool grinding disc, and when the steel belt polishing machine of the present utility model is used for rough grinding, the grinding head 54 employs a nylon grinding disc.

Further, the spindle driving mechanism 55 includes a second motor 551 disposed downward on the lifting frame 52, a first synchronous pulley 552 sleeved on the top end of the polishing rotating shaft 532, and a second synchronous pulley 553 sleeved on the spindle of the second motor 551; the first timing pulley 552 and the second timing pulley 553 are drivingly connected by a timing belt 554. The second motor 551 drives the polishing shaft 532 and the polishing head 54 to rotate at a high speed under the transmission of the first synchronous pulley 552, the second synchronous pulley 553 and the synchronous belt 554, so that the transmission efficiency is high, and no slip occurs.

In order to further ensure that the polishing assembly 5 is lifted in place, the supporting plate 4 is provided with a sensor 64 for sensing whether the screw rod of the screw rod lifter 61 is lifted in place, and when the screw rod of the screw rod lifter 61 is lifted in place, the sensor 64 feeds back a signal to the control system, and the control system controls the first motor 62 to stop working.

Specifically, the frame 1 comprises a left side frame 11 and a right side frame 12, and the water tank 13 is positioned between the left side frame 11 and the right side frame 12; the slewing drive mechanism 3 comprises a third motor 31 and a speed reducer 32, the top parts of the left side frame 11 and the right side frame 12 are respectively provided with a first bearing seat 33, a first transmission shaft 34 is arranged in the first bearing seats 33, a second bearing seat 35 corresponding to the first bearing seats 33 is arranged on the slewing flat plate 2, a second transmission shaft 36 is arranged in the second bearing seats 35, a transmission block 37 is arranged between the first bearing seats 33 and the second bearing seats 35, and one end part of the transmission block 37 is fixedly connected with the top end of the first transmission shaft 34; the other end of the transmission block 37 is fixedly connected with the bottom end of the second transmission shaft 36, and the top end of one of the second transmission shafts 36 is in driving connection with the third motor 31 through the speed reducer 32. The second transmission shaft 36 rotates under the drive of the third motor 31 and the speed reducer 32, and then drives the transmission block 37 to swing, and the first transmission shaft 34 not only supports the transmission block 37 and all parts arranged on the swing flat plate 2, but also follows under the influence of the swing of the transmission block 37. The transmission block 37 may be a rectangular block, and the revolving flat plate reciprocates left and right for one cycle every time the transmission block 37 transmits one turn.

Further, each of the lifting frames 52 includes an upper plate 521, a lower plate 522 disposed below the upper plate 521, a sliding sleeve 523 disposed on the upper plate 521, and a connecting post 524 connecting the upper plate 521 and the lower plate 522, the sliding sleeve 523 is sleeved on the guide rod 51, and the top of the upper plate 521 is fixedly connected with the screw nut of the corresponding screw lifter 61. By this arrangement, the lifting frame 52 is accurate in lifting direction and smooth in movement, and has good bearing capacity, specifically, the second motor 551 is arranged on the lower plate 522.

Preferably, the lifting frame 52 is provided with a spray pipe 71 for spraying grinding fluid to the steel belt 8, and the grinding fluid can be added to improve the grinding and polishing quality, so that the surface glossiness of the stainless steel belt 8 is better. The upstream and the downstream of the grinding head 54 are respectively provided with a carrier roller 73 for supporting the steel belt 8 and a liquid discharge roller 72 arranged above the carrier roller 73, the roller surface of the liquid discharge roller 72 is provided with water discharge lines, and the liquid discharge roller 72 is used for blocking the grinding fluid from overflowing outwards, so that the grinding fluid flows back into the water tank 13 along the two ends of the liquid discharge roller 72, and the grinding waste liquid is better collected and treated, filtered and reused.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that equivalents and modifications will occur to those skilled in the art based on the present utility model and its spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model.

Claims

1. The steel belt polishing machine is characterized by comprising a frame, a water tank arranged on the frame, a rotary flat plate arranged above the water tank, a rotary driving mechanism used for driving the rotary flat plate to reciprocate left and right, and a support flat plate arranged above the rotary flat plate, wherein a plurality of polishing assemblies are arranged between the rotary flat plate and the support flat plate, each polishing assembly comprises a guide rod which vertically extends and is used for fixedly connecting the rotary flat plate and the support flat plate, a lifting frame which is slidably arranged on the guide rod, a main shaft driving mechanism arranged on the lifting frame and a vertically extending polishing main shaft, a screw rod lifter used for driving the corresponding lifting frame to move up and down is arranged at the top of the support flat plate, and an input rotating shaft of each screw rod lifter is in driving connection with a first motor; the polishing main shaft penetrates through the rotary flat plate, the top end of the polishing main shaft is in driving connection with the main shaft driving mechanism, and a grinding head is sleeved at the bottom end of the polishing main shaft; the other end of the input rotating shaft of each screw rod lifter, which is far away from the first motor, is connected with a rotary encoder.

2. The steel strip grinding and polishing machine as set forth in claim 1 wherein the grinding spindle includes a cylindrical housing and grinding spindles extending through both ends of the housing; the two ends of the shell are respectively connected with the polishing rotating shaft in a rotating way through bearings, and the bottom end of the polishing rotating shaft is detachably connected with the grinding head.

3. The steel belt grinding and polishing machine according to claim 2, wherein the main shaft driving mechanism comprises a second motor arranged downwards on the lifting frame, a first synchronous belt pulley sleeved on the top end of the grinding rotating shaft, and a second synchronous belt pulley sleeved on the main shaft of the second motor; the first synchronous belt pulley and the second synchronous belt pulley are in transmission connection through a synchronous belt.

4. The steel strip grinding and polishing machine of claim 1, wherein the support plate is provided with a sensor for sensing whether the screw of the screw lifter is raised in place.

5. The steel belt sander of claim 1, wherein the frame comprises a left side frame and a right side frame, the water trough being located between the left side frame and the right side frame; the rotary driving mechanism comprises a third motor and a speed reducer, first bearing seats are arranged at the tops of the left side frame and the right side frame, a first transmission shaft is arranged in each first bearing seat, a second bearing seat corresponding to each first bearing seat is arranged on the rotary flat plate, a second transmission shaft is arranged in each second bearing seat, a transmission block is arranged between each first bearing seat and each second bearing seat, and one end part of each transmission block is fixedly connected with the top end of each first transmission shaft; the other end of the transmission block is fixedly connected with the bottom end of a second transmission shaft, and the top end of one second transmission shaft is in driving connection with a third motor through a speed reducer.

6. The steel strip grinding and polishing machine according to claim 1, wherein each lifting frame comprises an upper plate, a lower plate arranged below the upper plate, a sliding sleeve arranged on the upper plate and a connecting column connecting the upper plate and the lower plate, the sliding sleeve is sleeved on the guide rod, and the top of the upper plate is fixedly connected with a screw nut of the corresponding screw lifter.

7. The steel strip grinding and polishing machine as set forth in claim 1 wherein the lifting frame is provided with a spray pipe for spraying the grinding fluid to the steel strip, the upstream and downstream of the grinding head are provided with a carrier roller for supporting the steel strip and a drain roller arranged above the carrier roller, the drain roller is used for blocking the grinding fluid from overflowing outwards, and the grinding fluid flows back into the water tank along the two ends of the drain roller.

8. The steel strip grinding and polishing machine of claim 7, wherein the surface of the liquid discharge roller is provided with water discharge grains.