CN114012573B

CN114012573B - Polishing device

Info

Publication number: CN114012573B
Application number: CN202111468502.3A
Authority: CN
Inventors: 杨亚敏; 刘晨; 王亚琼; 李航宇
Original assignee: CRRC Xian YongeJieTong Electric Co Ltd
Current assignee: Changchun Yongdian Jietong Electric Co.,Ltd.
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2023-08-22
Anticipated expiration: 2041-12-03
Also published as: CN114012573A

Abstract

The application provides a polishing device which comprises a support frame, a driving mechanism, a clamping mechanism and an elastic polishing mechanism, wherein the driving mechanism and the clamping mechanism are arranged on the support frame, the clamping mechanism can move relative to the support frame and fix a part to be polished to the support frame, the driving mechanism is connected with the elastic polishing mechanism so as to drive the elastic polishing mechanism to move vertically, transversely and longitudinally relative to the support frame respectively, and the elastic polishing mechanism is used for contacting the part to be polished so as to polish the part. The polishing device provided by the application does not need to manually hold the angle grinder for operation, and can improve the efficiency of cleaning operation.

Description

Polishing device

Technical Field

The application relates to the technical field of air conditioner overhaul of motor train units, in particular to a polishing device.

Background

The air conditioner of the motor train unit needs to be regularly maintained, cleaned and serviced, wherein the cleaning of the cover plate of the air conditioner is an essential step for keeping the appearance of the motor train unit clean.

The air conditioner of EMUs can be located the top or the bottom of EMUs, and the apron setting is used for protecting the air conditioner in the outside of air conditioner to avoid dust, foreign matter etc. to get into inside the air conditioner, thereby influence the normal operating of air conditioner. Because the cover plate is arranged at the top or the bottom of the motor train unit, various foreign matters, dirt and the like which are difficult to remove are attached to the surface of the cover plate after the motor train unit runs for a period of time. The cleaning operation of the cover plate is carried out by manually holding the polisher, and the adhesive force of part of dirt and foreign matters is very strong, so that the manual holding angle grinder is required to repeatedly clean and polish.

The manual operation mode of carrying out cover plate cleaning by holding the angle grinder is time-consuming and labor-consuming and has low operation efficiency.

Disclosure of Invention

The application provides a polishing device which can improve the efficiency of cleaning operation without manually holding an angle grinder for operation.

The application provides a polishing device which comprises a support frame, a driving mechanism, a clamping mechanism and an elastic polishing mechanism, wherein the driving mechanism and the clamping mechanism are arranged on the support frame, the clamping mechanism can move relative to the support frame and fix a part to be polished to the support frame, the driving mechanism is connected with the elastic polishing mechanism so as to drive the elastic polishing mechanism to move vertically, transversely and longitudinally relative to the support frame respectively, and the elastic polishing mechanism is used for contacting the part to be polished so as to polish the part.

In one possible embodiment, the polishing device provided by the application comprises a driving piece, a connecting assembly, an elastic pressing plate assembly and a polishing wheel, wherein the driving piece is arranged on the driving mechanism, the driving piece is connected with the elastic pressing plate assembly through the connecting assembly to drive the elastic pressing plate assembly to rotate around the axis of the driving piece, the polishing wheel is arranged on the elastic pressing plate assembly, and the polishing wheel is used for being in contact with a part to be polished.

In a possible embodiment, the polishing device provided by the application comprises an elastic pressing plate assembly and an elastic piece, wherein the polishing wheel is arranged on the pressing plate, the connecting assembly comprises a connecting rod, the connecting rod is in sliding connection with the pressing plate, the elastic piece is arranged between the pressing plate and the connecting rod, the stretching direction of the elastic piece is consistent with the axis of the driving piece, and the polishing wheel drives the elastic piece to stretch and retract through the pressing plate under the action of external force so as to enable the pressing plate to slide relative to the connecting rod.

In a possible implementation manner, the polishing device provided by the application comprises a supporting part and a connecting part arranged on the supporting part, wherein the polishing wheel is detachably connected with the supporting part, a mounting groove is formed in the connecting part, one end of the connecting rod is provided with a plug-in part, the plug-in part is inserted into the mounting groove, the elastic part is positioned in the mounting groove, and two ends of the elastic part in the elastic direction are respectively abutted against the inner bottom wall of the mounting groove and the end face of the plug-in part.

In a possible implementation manner, the polishing device provided by the application further comprises a connecting piece, two sliding grooves are formed in the connecting part, the two sliding grooves are oppositely arranged, the extending direction of the sliding grooves is consistent with the axis of the driving piece, the two sliding grooves are communicated with the mounting groove, the connecting piece is inserted in the inserting part, and two ends of the connecting piece are respectively located outside the two sliding grooves.

In one possible implementation manner, the polishing device provided by the application further comprises a fixing frame, a shaft coupling and a bearing, wherein the fixing frame is connected with the driving mechanism, the driving piece is connected to the fixing frame, and the other end of the connecting rod is coaxially connected with a driving shaft of the driving piece through the shaft coupling;

the connecting rod is inserted on the mount, and the bearing housing is established on the connecting rod, and the bearing setting is between mount and connecting rod.

In one possible embodiment, the polishing device provided by the application further comprises a water blocking cover, wherein the water blocking cover is sleeved on the connecting part, and the water blocking cover covers the polishing wheel and the supporting part.

In one possible embodiment, the polishing device provided by the application comprises a frame body and at least two supporting pieces, wherein the driving mechanism is arranged on the frame body, the supporting pieces are detachably connected with the frame body, the supporting pieces form a supporting layer for supporting a part to be polished, and the supporting layer is arranged below the driving mechanism.

In one possible embodiment, the polishing device provided by the application comprises at least one rotary pressing piece and a plurality of adjusting pieces, wherein the rotary pressing piece is connected to one side of the frame body, and rotates relative to the frame body to be abutted with one side face of a part to be polished, and the adjusting pieces are detachably connected to the supporting pieces to be abutted with the other side faces of the part to be polished respectively.

In one possible embodiment, the polishing device provided by the application, the driving mechanism is a triaxial linear mechanism.

In one possible embodiment, the polishing device further comprises an electric assembly, wherein the electric assembly comprises an electric cabinet and a power supply positioned in the electric cabinet, the electric cabinet is arranged on the side face of the supporting frame, and the driving mechanism and the driving piece are electrically connected with the power supply.

The application provides a polishing device, which is characterized in that a supporting frame, a driving mechanism, a clamping mechanism and an elastic polishing mechanism are arranged, the driving mechanism and the clamping mechanism are arranged on the supporting frame, the clamping mechanism is used for mounting a part on the supporting frame and fixing the part to be polished to the supporting frame, the clamping mechanism can move relative to the supporting frame so as to clamp the parts to be polished of different sizes, the driving mechanism is connected with the elastic polishing mechanism, so that the elastic polishing mechanism is driven to move to any point above the parts to be polished to clean the surfaces of the parts in a polishing mode, the elastic polishing mechanism has elasticity to adjust polishing force, the manual hand-held angle grinder is not needed for operation, and the cleaning efficiency can be improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a polishing apparatus according to an embodiment of the present application;

FIG. 2 is a view illustrating a state of use of the polishing apparatus according to the embodiment of the present application;

FIG. 3 is a schematic view of an elastic polishing mechanism in a polishing apparatus according to an embodiment of the present application;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a cross-sectional view taken along the line A-A in FIG. 4;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is a schematic structural diagram II of an elastic polishing mechanism in a polishing device according to an embodiment of the present application;

FIG. 8 is an enlarged view of FIG. 1 at C;

fig. 9 is a schematic structural view of a rotary pressing member in a polishing apparatus according to an embodiment of the present application.

Description of the reference numerals

10-supporting frames; 11-a frame body; 11 A-A first plane; 11 b-a second plane; 111-supporting legs; 112-a cross beam; 113-horizontal stiffeners; 114-a tilt reinforcement; 12-a support; 13-a support layer; 14-angle plates;

20-a driving mechanism; 21-a transverse drive assembly; 22-a longitudinal drive assembly; 23-a vertical direction drive assembly;

30-clamping mechanism; 31-rotating the compacting member; 311-pressing part; 312-a transfer section; 313-a rotating part; 32-an adjusting member;

40-an elastic polishing mechanism; 41-a driving member; 411-drive shaft; 42-a connection assembly; 421-connecting rod; 4211-a plug-in portion; 422-connection; 43-an elastic platen assembly; 431-pressing plate; 4311-a support; 4312—a connection; 4313-mounting slots; 4314A chute; 4314 A-A first chute; 4314 b-a second chute; 432-an elastic member; 44-grinding wheel; 45-fixing frame; 451-mounting portions; 452-a first mounting arm; 453-a second mounting arm; 4531-limiting aperture; 46-coupling; 47-bearings; 48-a water blocking cover;

50 parts;

60-an electrical cabinet;

x-transverse direction;

y-longitudinal direction;

z-vertical direction.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be fixedly connected, or indirectly connected through intermediaries, for example, or may be in communication with each other between two elements or in an interaction relationship between the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and to simplify the description, and do not indicate or imply that the devices or elements 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 application.

The terms first, second, third and the like in the description and in the claims and in the above-described figures, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be implemented, for example, in sequences other than those illustrated or otherwise described herein.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or maintenance tool that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or maintenance tool.

The air conditioner of EMUs can be located the top or the bottom of EMUs, and the apron setting is used for protecting the air conditioner in the outside of air conditioner to avoid dust, foreign matter etc. to get into inside the air conditioner, thereby influence the normal operating of air conditioner. Because the cover plate is arranged at the top or the bottom of the motor train unit, various foreign matters, dirt and the like which are difficult to remove are attached to the surface of the cover plate after the motor train unit runs for a period of time. At present, the cleaning operation of apron is carried out through manual hand polisher, and the adhesion of partial dirty and foreign matter is very strong, consequently needs manual hand angle mill to clean repeatedly to the area of apron is usually great, and manual hand angle mill carries out the operation mode of the clear operation of apron and wastes time and energy, and the operating efficiency is low.

In addition, be provided with structures such as strengthening rib or recess on the apron, apron surface unevenness, manual hand-held angle mill carries out the clear operation of apron and is difficult to guarantee the thorough cleaning of apron.

Based on the polishing device, the polishing device is provided, the manual hand-held angle grinder is not needed for operation, and the cleaning operation efficiency can be improved.

Fig. 1 is a schematic structural view of a polishing apparatus according to an embodiment of the present application; fig. 2 is a use state diagram of a polishing apparatus according to an embodiment of the present application. As shown in fig. 1 and 2, the polishing device provided by the application comprises a support frame 10, a driving mechanism 20, a clamping mechanism 30 and an elastic polishing mechanism 40, wherein the driving mechanism 20 and the clamping mechanism 30 are arranged on the support frame 10, the clamping mechanism 30 can move relative to the support frame 10 and fix a part 50 to be polished to the support frame 10, the driving mechanism 20 is connected with the elastic polishing mechanism 40 so as to drive the elastic polishing mechanism 40 to move relative to the support frame 10 along a vertical direction (Z direction shown in fig. 1), a transverse direction (X direction shown in fig. 1) and a longitudinal direction (Y direction shown in fig. 1) respectively, and the elastic polishing mechanism 40 is used for contacting with the part 50 to be polished so as to polish the part 50.

The support frame 10 is the bearing body of grinding device, and fixture 30 is connected to support frame 10, and fixture 30 can adjust in the position on support frame 10 to the part 50 that waits to polish of centre gripping different sizes, the part 50 that waits to polish can be motor car air conditioning unit's apron, also can be other be inconvenient manual cleaning's work piece. The part 50 to be polished is fixed to the support frame 10 by the clamping mechanism 30.

The elastic grinding mechanism 40 is an actuator for grinding the part 50, the elastic grinding mechanism 40 is required to move on the surface of the part 50 during operation, and the driving mechanism 20 provides power for the movement of the elastic grinding mechanism 40. The drive mechanism 20 is also connected to the support frame 10, the drive mechanism 20 being movable on the support frame 10 in a transverse direction X, a longitudinal direction Y, and a vertical direction Z, the drive mechanism 20 being located above the part 50 to be ground in the vertical direction Z, whereby the range of travel of the drive mechanism 20 can cover the entire area above the part 50 to be ground. The elastic grinding mechanism 40 is connected to the driving mechanism 20, and the driving mechanism 20 can drive the elastic grinding mechanism 40 to move to any point above the part 50 to be ground so as to clean the part 50 to be ground by grinding.

The part 50 to be polished is provided with structures such as reinforcing ribs or grooves, the surface of the part is uneven, the elastic polishing mechanism 40 has elasticity in the vertical direction Z, so that the polishing force of the elastic polishing mechanism 40 is adjusted according to the structure of the surface of the part 50, and dirt on the surface of the part 50 is thoroughly cleaned.

According to the polishing device provided by the application, the part 50 is mounted on the support frame 10 through the clamping mechanism 30, the driving mechanism 20 drives the elastic polishing mechanism 40 to move to any point above the part 50 to be polished so as to clean the surface of the part 50 in a polishing mode, the elastic polishing mechanism 40 has elasticity so as to adjust polishing force, a manual angle grinder is not required to be held for operation, and the cleaning operation efficiency can be improved.

FIG. 3 is a schematic view of an elastic polishing mechanism in a polishing apparatus according to an embodiment of the present application; FIG. 4 is a front view of FIG. 3; fig. 5 is a cross-sectional view taken along the direction A-A in fig. 4.

Referring to fig. 3 to 5, the elastic grinding mechanism 40 includes a driving member 41, a connection assembly 42, an elastic pressing plate assembly 43, and a grinding wheel 44, the driving member 41 is provided on the driving mechanism 20, the driving member 41 is connected with the elastic pressing plate assembly 43 through the connection assembly 42 to drive the elastic pressing plate assembly 43 to rotate about an axis of the driving member 41, the grinding wheel 44 is provided on the elastic pressing plate assembly 43, and the grinding wheel 44 is used for contacting with the part 50 to be ground.

Specifically, the driving member 41 may be a motor, and the motor specification may be selected according to polishing requirements, for example, an asynchronous motor with an output power of 750W, a rotation speed of 500r/min and a brake may be selected. The motor can rotate about its axis, the axis of the driving member 41 being coincident with the vertical direction Z. The connection assembly 42 is used for connecting the driving member 41 and the elastic pressing plate assembly 43 to transmit the rotation of the driving member 41 to the elastic pressing plate assembly 43. The elastic pressing plate assembly 43 is provided with a grinding wheel 44, and the grinding wheel 44 rotates as the elastic pressing plate assembly 43 rotates to grind the surface of the part 50. Grinding wheel 44 may also be provided with cleaning means such as a scouring pad for cleaning the surface of part 50, as desired.

Fig. 6 is an enlarged view of B in fig. 5, and referring to fig. 3 to 6, the elastic pressing plate assembly 43 includes a pressing plate 431 and an elastic member 432, the grinding wheel 44 is disposed on the pressing plate 431, the connection assembly 42 includes a connection rod 421, the connection rod 421 is slidably connected with the pressing plate 431, the elastic member 432 is disposed between the pressing plate 431 and the connection rod 421, a telescopic direction of the elastic member 432 coincides with an axis of the driving member 41, and the grinding wheel 44 drives the elastic member 432 to stretch and retract by the pressing plate 431 under an external force so as to slide the pressing plate 431 with respect to the connection rod 421.

The elasticity of the elastic pressing plate assembly 43 may be achieved by providing an elastic member 432 between the pressing plate 431 and the connection assembly 42. Specifically, a connecting rod 421 is disposed at an end of the connecting assembly 42 connected to the elastic pressing plate assembly 43, and an elastic member 432 is disposed between the connecting rod 421 and the pressing plate 431. The elastic member 432 may be an elastic member such as a compression spring or an elastic sleeve.

In the polishing operation, when the polishing wheel 44 is moved to a convex portion such as a reinforcing rib of the part 50, the polishing wheel 44 is moved to the pressing plate 431 side in the vertical direction Z to contract the elastic member 432, and when the polishing wheel 44 is moved to a concave portion such as a groove of the part 50, the polishing wheel 44 is moved away from the pressing plate 431 in the vertical direction Z to elongate the elastic member 432. Thus, the grinding force of the piece grinding wheel 44 can be adjusted to thoroughly clean dirt at different locations on the surface of the piece 50.

Referring to fig. 5 and 6, in some embodiments, the pressing plate 431 includes a supporting portion 4311 and a connecting portion 4312 disposed on the supporting portion 4311, the grinding wheel 44 is detachably connected to the supporting portion 4311, a mounting groove 4313 is formed on the connecting portion 4312, one end of the connecting rod 421 has a plugging portion 4211, the plugging portion 4211 is plugged into the mounting groove 4313, the elastic member 432 is located in the mounting groove 4313, and two ends of the elastic member 432 in the elastic direction respectively abut against the inner bottom wall of the mounting groove 4313 and the end surface of the plugging portion 4211.

Grinding wheel 44 is used to grind the surface of part 50, grinding wheel 44 has a certain area in contact with part 50, and thus pressing plate 431 is provided with support 4311, the area of support 4311 being close to the area of grinding wheel 44, thereby firmly supporting grinding wheel 44 so that grinding wheel 44 uniformly grinds on the surface of part 50.

The pressing plate 431 is further provided with a connection part 4312 at one end connected to the connection rod 421 to be connected to the connection rod 421, and a mounting groove 4313 may be formed in the connection part 4312 in order to protect the elastic member 432, and the mounting groove 4313 has a closed inner bottom wall at one end near the support part 4311 and is opened at one end near the connection rod 421. In particular, an end of the connecting rod 421 is provided with a plug portion 4211, the mounting groove 4313 is provided with an elastic member 432 and the plug portion 4211 of the connecting rod 421 in sequence along the vertical direction Z, and two ends of the elastic member 432 in the elastic direction are respectively abutted to the inner bottom wall of the mounting groove 4313 and the end face of the plug portion 4211, so as to realize elastic expansion and contraction between the pressing plate 431 and the connecting rod 421.

Referring to fig. 3 to 6, the connecting assembly 42 further includes a connecting member 422, two sliding grooves 4314 are formed in the connecting portion 4312, the two sliding grooves 4314 are disposed opposite to each other, an extending direction of the sliding grooves 4314 is consistent with an axis of the driving member 41, the two sliding grooves 4314 are all communicated with the mounting groove 4313, the connecting member 422 is inserted into the inserting portion 4211, and two ends of the connecting member 422 are located outside the two sliding grooves 4314 respectively.

The connection piece 422 is used to achieve a sliding connection of the connection rod 421 and the pressing plate 431. Specifically, the connecting portion 4312 is provided with two sliding grooves 4314, which are a first sliding groove 4314a and a second sliding groove 4314b, and the first sliding groove 4314a and the second sliding groove 4314b are disposed opposite to each other along the circumferential direction of the connecting portion 4312. The connecting piece 422 may be a pin, and the plug portion 4211 is provided with a hole matched with the connecting piece 422, and the connecting piece 422 is sequentially inserted through the first chute 4314a, the hole on the plug portion 4211, and the second chute 4314b.

The sliding groove 4314 extends in a direction coincident with the axis of the driving member 41, and thus, the connection rod 421 can move in the vertical direction Z with respect to the pressing plate 431 within a range limited by the sliding groove 4314.

In some embodiments, the elastic polishing mechanism 40 further includes a fixing frame 45, a coupling 46 and a bearing 47, where the fixing frame 45 is connected with the driving mechanism 20, the driving member 41 is connected to the fixing frame 45, and the other end of the connecting rod 421 is coaxially connected with the driving shaft 411 of the driving member 41 through the coupling 46;

the connecting rod 421 is inserted on the fixing frame 45, the bearing 47 is sleeved on the connecting rod 421, and the bearing 47 is arranged between the fixing frame 45 and the connecting rod 421.

As described above, the driving member 41 is provided on the driving mechanism 20, and specifically, the mount 45 includes the mounting portion 451, the first mounting arm 452, and the second mounting arm 453, both ends of the mounting portion 451 are connected to the first mounting arm 452 and the second mounting arm 453, respectively, the mount 45 is connected to the driving mechanism 20 through the mounting portion 451, and the driving member 41 is mounted on the first mounting arm 452, thereby connecting the driving member 41 to the driving mechanism 20.

The driving member 41 is provided with a driving shaft 411, and the other end of the connecting rod 421 is coaxially connected to the driving shaft 411 through the coupling 46, thereby transmitting rotation of the driving member 41 about the axis to the connecting rod 421.

In order to ensure a smooth rotation of the connection rod 421, the connection rod 421 may be inserted in the second mounting arm 453 of the fixing frame 45. Specifically, as shown in fig. 3 and 5, a limiting hole 4531 is provided on the second mounting arm 453, the connecting rod 421 is inserted through the limiting hole 4531, and a bearing 47 is provided between the limiting hole 4531 and the connecting rod 421 to ensure smooth rotation of the connecting rod 421.

Fig. 7 is a schematic structural diagram of an elastic polishing mechanism in a polishing device according to an embodiment of the present application. Referring to fig. 7, the elastic polishing mechanism 40 further includes a water blocking cover 48, the water blocking cover 48 is sleeved on the connecting portion 4312, and the water blocking cover 48 covers the polishing wheel 44 and the supporting portion 4311.

In order to prevent splashing of the liquid during the sanding cleaning, a water shield 48 may be provided, which is necessary to wet the surface of the workpiece with water or other liquid during the sanding cleaning. The water blocking cover 48 may be sleeved on the connecting portion 4312, and it should be noted that the water blocking cover 48 needs to be made of a material with a certain flexibility, for example, plastic, so as to prevent the part 50 from being scratched.

With continued reference to fig. 1, the support frame 10 includes a frame 11 and at least two support members 12, the driving mechanism 20 is disposed on the frame 11, the support members 12 are detachably connected to the frame 11, the support members 12 form a support layer 13 for supporting the part 50 to be polished, and the support layer 13 is located below the driving mechanism 20.

The frame body 11 is rectangular frame structure, and the frame body 11 includes four landing legs 111 and eight at least crossbeams 112, and four landing legs 111 are located four summit of frame body 11, and wherein four crossbeams 112 pass through four landing legs 111 and end to end in proper order and connect, form the first plane 11a of frame body 11, and four other crossbeams 112 pass through four landing legs 111 and end to end in proper order and connect, form the second plane 11b of frame body 11, and first plane 11a is located the second plane 11b below. The overall dimensions of the housing 11 may be in the range 2253mm×1813mm× 1267.5mm, depending on the usual dimensions of the cover plate to be ground part 50. In order to improve the strength of the frame 11 and the load weight of the frame 11, the frame 11 further includes horizontal reinforcement 113 and inclined reinforcement 114.

Fig. 8 is an enlarged view of C in fig. 1, and referring to fig. 8, the supporting member 12 is connected to the first plane 11a of the frame 11 through the corner plate 14, specifically, the cross beam 112 extending in the transverse direction X has a through slot in the extending direction thereof, the supporting member 12 and the corner plate 14 are both provided with connection holes, the supporting member 12 can be connected to the through slot of the first cross beam 112 through the corner plate 14 by a connection manner such as a bolt connection, and the position of the supporting member 12 on the first plane 11a can be adjusted.

The support 12 forms a support layer 13 for supporting the part 50, the driving mechanism 20 is mounted on the second plane 11b, and the elastic polishing mechanism 40 is connected to the driving mechanism 20, whereby the elastic polishing mechanism 40 is located above the part 50 to clean and polish the surface of the part 50.

In order to provide a stable arrangement of the parts 50 on the support layer 13, the grinding device further comprises a clamping mechanism 30. With continued reference to fig. 1 and 2, the clamping mechanism 30 includes at least one rotary pressing member 31 and a plurality of adjusting members 32, the rotary pressing member 31 is connected to one side of the frame 11, and the rotary pressing member 31 rotates relative to the frame 11 to abut against a side surface of the part 50 to be polished, and the adjusting members 32 are detachably connected to the supporting member 12 to abut against the remaining side surfaces of the part 50 to be polished.

Before the part 50 is mounted on the support layer 13, the mounting position of the support member 12 on the first beam 112 and the mounting position of the adjustment member 32 on the support member 12 are adjusted according to the actual size of the part 50 so that the size of the area surrounded by the adjustment members 32 disposed on three sides is adapted to the size of the part 50 to be ground.

The rotary pressing piece 31 is located on the other side face of the frame 11, and the rotary pressing piece 31 can be a horizontal elbow clamp. Fig. 9 is a schematic structural view of a rotary pressing member in a polishing apparatus according to an embodiment of the present application. Referring to fig. 9, the rotary pressing member 31 includes a pressing portion 311 for abutting against the side surface of the part 50, a transmitting portion 312, and a rotating portion 313 for controlling the extension and retraction of the pressing portion 311 through the transmitting portion 312. When the rotating portion 313 is perpendicular to the pressing portion 311, the pressing portion 311 is in an extended state to abut against the side surface of the part 50 to be polished, and when the rotating portion 313 is in line with the pressing portion 311, the pressing portion 311 of the rotary pressing member 31 is in a retracted state.

When the pressing portion 311 is in the retracted state, the part 50 is placed on the supporting layer 13 from one side of the rotary pressing member 31, and the part 50 is brought into abutment with the regulating member 32 on the three sides, and the rotary portion 313 is rotated to extend the pressing portion 311 and into abutment with the other side of the part 50. Thereby, the adjustment member 32 and the rotary pressing member 31 firmly fix the part 50 to the support layer 13.

The grinding device further comprises a driving mechanism 20, wherein the driving mechanism 20 is a triaxial linear mechanism. The triaxial linear mechanism may be a triaxial linear sliding table well known to those skilled in the art, and the working mode of the triaxial linear sliding table is not described herein. The triaxial linear mechanism comprises a transverse drive assembly 21, a longitudinal drive assembly 22 and a vertical drive assembly 23. The transverse driving assembly 21, the longitudinal driving assembly 22 and the vertical driving assembly 23 can respectively drive the elastic polishing mechanism 40 to move along the transverse direction X, the longitudinal direction Y and the vertical direction Z. The movement of the tri-axial linear mechanism in the transverse direction X may be in the range of 0mm-1600mm, the movement in the longitudinal direction Y may be in the range of 0mm-1400mm, and the movement in the vertical direction Z may be in the range of 0mm-100mm, depending on the conventional dimensions of the cover plate waiting for the part 50 to be ground.

With continued reference to fig. 1 and 2, the polishing apparatus further includes an electrical component, the electrical component includes an electrical cabinet 60 and a power source located in the electrical cabinet 60, the electrical cabinet 60 is disposed on a side of the support frame 10, and the driving mechanism 20 and the driving member 41 are electrically connected to the power source.

Wherein the power source is used to power the appliance cabinet 60 and the polishing device. The electrical component also includes a controller, an operator interface, and a driver. The controller adopts PLC (Programmable Logic Controller ) control program operation, and during specific operation, according to the structure of the part 50 to be polished, parameters such as the walking track of the driving mechanism 20 and the rotating speed of the driving piece 41 are input into control on an operation interface, and the controller transmits signals to the driver, and the driver controls the movement of the driving mechanism 20 and the rotation of the driving piece 41 so as to realize the cleaning polishing process.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims

1. The utility model provides a grinding device which characterized in that, includes support frame, actuating mechanism, fixture and elasticity grinding machanism, actuating mechanism and fixture all set up on the support frame, the fixture can remove for the support frame, and will wait to polish the part is fixed to the support frame, actuating mechanism is connected with elasticity grinding machanism is in order to drive elasticity grinding machanism respectively along vertical direction, horizontal and vertical movement with the support frame, elasticity grinding machanism is used for with wait to polish the part, wait to polish the part includes motor car air conditioning unit's apron;

the elastic polishing mechanism comprises a driving piece, a connecting assembly, an elastic pressing plate assembly and a polishing wheel, wherein the driving piece is arranged on the driving mechanism, the driving piece is connected with the elastic pressing plate assembly through the connecting assembly so as to drive the elastic pressing plate assembly to rotate around the axis of the driving piece, the polishing wheel is arranged on the elastic pressing plate assembly, and the polishing wheel is used for being in contact with a part to be polished;

the elastic pressing plate assembly comprises a pressing plate and an elastic piece, the polishing wheel is arranged on the pressing plate, the connecting assembly comprises a connecting rod, the connecting rod is in sliding connection with the pressing plate, the elastic piece is arranged between the pressing plate and the connecting rod, the stretching direction of the elastic piece is consistent with the axis of the driving piece, and the polishing wheel drives the elastic piece to stretch and retract through the pressing plate under the action of the external force of the structure of the surface of the part to be polished, so that the pressing plate slides relative to the connecting rod, and the polishing force of the elastic polishing mechanism is adjusted;

the pressing plate comprises a supporting part and a connecting part arranged on the supporting part, the grinding wheel is detachably connected with the supporting part, a mounting groove is formed in the connecting part, one end of the connecting rod is provided with an inserting part, the inserting part is inserted into the mounting groove, the elastic piece is positioned in the mounting groove, and two ends of the elastic piece in the elastic direction are respectively abutted against the inner bottom wall of the mounting groove and the end face of the inserting part;

the connecting assembly further comprises a connecting piece, two sliding grooves are formed in the connecting portion, the two sliding grooves are arranged oppositely, the extending direction of the sliding grooves is consistent with the axis of the driving piece, the two sliding grooves are communicated with the mounting groove, the connecting piece is inserted into the inserting portion, and two ends of the connecting piece are located outside the two sliding grooves respectively.

2. The polishing apparatus according to claim 1, wherein the elastic polishing mechanism further comprises a mount, a coupling, and a bearing, the mount is connected to the driving mechanism, the driving member is connected to the mount, and the other end of the connecting rod is coaxially connected to a driving shaft of the driving member through the coupling;

the connecting rod is inserted on the fixing frame, the bearing sleeve is arranged on the connecting rod, and the bearing is arranged between the fixing frame and the connecting rod.

3. The grinding device of claim 2, wherein the resilient grinding mechanism further comprises a water shield that is sleeved over the connection portion and that covers the grinding wheel and the support portion.

4. A grinding device according to claim 1, wherein the support frame comprises a frame body and at least two support members, the drive mechanism being arranged on the frame body, the support members being detachably connected to the frame body, the support members forming a support layer for supporting the part to be ground, the support layer being located below the drive mechanism.

5. A grinding apparatus as defined in claim 4, wherein the clamping mechanism includes at least one rotary pressing member and a plurality of adjustment members, the rotary pressing member being connected to one side of the frame, and the rotary pressing member being rotatable relative to the frame to abut a side of the part to be ground, the adjustment members being detachably connected to the support members to abut the remaining sides of the part to be ground, respectively.

6. A sanding device according to claim 1 wherein said drive mechanism is a three axis linear mechanism.

7. The polishing apparatus of claim 1, further comprising an electrical assembly comprising an electrical cabinet and a power source located within the electrical cabinet, the electrical cabinet being disposed on a side of the support frame, the drive mechanism and the drive member each being electrically connected to the power source.