Polishing machine for welding seam of automobile frame

Abstract

The utility model discloses a polishing machine for welding seams of an automobile frame, and belongs to the technical field of polishing machines, the polishing machine is characterized by comprising a polishing machine body, the polishing machine body comprises a polishing solution cleaning mechanism, a polishing solution cleaning mechanism and a polishing solution cleaning mechanism, the dust cleaning mechanism comprises a dust cleaning box, a negative pressure fan and a transmission device; the processing mechanism comprises a grinding device and a polishing device; the workbench is in sliding connection with the polishing solution cleaning mechanism; the base comprises a supporting plate; the fixing assembly is arranged on the workbench; wherein the polishing device is provided with a polishing liquid spray head and a flow guide plate, and the dust cleaning box slides on the supporting plate through the transmission device. The utility model provides a polishing machine for welding seams of an automobile frame, which can effectively treat used polishing liquid and clean flying dust generated in the polishing process so as to keep the internal environment of a workshop clean and improve the environmental protection performance of the polishing machine.

Description

Technical Field

[0001] The present application belongs to the technical field of polishing machines, and in particular relates to a polishing machine for automobile frame welds. Background Art

[0002] Polishing machines are also called grinders and are often used for mechanical grinding, polishing and waxing. The speed of the polishing disc is generally 1500-3000r / min, most of which are stepless and can be adjusted at any time according to needs during construction.

[0003] The existing Chinese patent with publication number CN116100407B discloses a frame weld polishing machine, including a mounting frame, a placement seat is slidably mounted on the bottom of the mounting frame, and a fixing mechanism is arranged on the side of the placement seat; a movable seat is slidably mounted on the top of the mounting frame. When the present invention is used, the third telescopic component is used to push the grinding component to move to the bottom of the polishing component until the side of the grinding component is in contact with the top of the weld, and the grinding process is performed. After the grinding is completed, the grinding component is reset to the groove under the drive of the third telescopic component, and the polishing liquid is pumped into the mounting shell through the delivery pump to realize the loading of the polishing liquid, and then the height of the mounting shell is adjusted by the second telescopic component until the side of the polishing component contacts the weld, and the weld is polished by the polishing component.

[0004] The above-mentioned polishing machine first grinds the weld of the frame parts flat before polishing, which has a better treatment effect. However, the polishing machine cannot properly handle the excess polishing liquid after polishing the parts, and a large amount of flying dust is generated during the polishing process, which affects the environment inside the workshop. Utility Model Content

[0005] The purpose of this application is to provide a polishing machine for automobile frame welds in response to the above-mentioned technical problems, which can effectively process the polishing liquid after use and clean the flying dust generated during the polishing process to keep the internal environment of the workshop clean and tidy and improve the environmental protection performance of the polishing machine.

[0006] The present application provides a polishing machine for automobile frame welds, comprising a polishing machine body, wherein the polishing machine body comprises:

[0007] A polishing liquid cleaning mechanism, comprising a polishing liquid cleaning plate and a cleaning brush;

[0008] A dust cleaning mechanism, including a dust cleaning box, a negative pressure fan and a transmission device;

[0009] Processing mechanism, including grinding device and polishing device;

[0010] A workbench, which is in sliding connection with the polishing liquid cleaning mechanism;

[0011] A base, including a support plate;

[0012] A fixed assembly is placed on a workbench;

[0013] Wherein, the polishing device is provided with a polishing liquid nozzle and a guide plate, and the dust cleaning box slides on the supporting plate through a transmission device.

[0014] In the technical solution, a polishing liquid cleaning plate and a cleaning brush are arranged in the polishing liquid cleaning mechanism, and a polishing liquid nozzle and a guide plate are arranged in the polishing device of the processing mechanism. When the staff is grinding the weld of the automobile frame, the automobile frame is fixed by the fixing assembly, and the weld is ground by the flattening device, and then polished by the polishing device. When the polishing device is polishing, the polishing liquid nozzle will continuously spray the polishing liquid on the guide plate, and the polishing liquid will flow along the guide plate to the weld, which can prevent the polishing liquid from splashing to the surrounding during the spraying process. The sliding connection between the workbench and the polishing liquid cleaning mechanism is convenient for the staff to slide the polishing liquid cleaning mechanism to a suitable The position for receiving the polishing liquid, the used polishing liquid can flow to the polishing liquid cleaning plate, and the used polishing liquid is cleaned by a cleaning brush to keep the polishing machine clean. The dust cleaning mechanism is provided with a dust cleaning box, a negative pressure fan and a transmission device. The negative pressure fan is placed on the dust cleaning box, and the dust cleaning box can slide on the support plate at the base through the transmission device, so that the staff can align the air outlet of the negative pressure fan with the processing position, so that the dust generated at the processing position can be sucked into the dust cleaning box by the negative pressure fan, and the dust generated during the polishing process can be cleaned to keep the internal environment of the workshop clean, thereby improving the environmental protection performance of the polishing machine.

[0015] Furthermore, the polishing liquid cleaning mechanism comprises:

[0016] A chute, which cooperates with a cleaning brush;

[0017] A drain port, which is placed at the polishing liquid cleaning plate;

[0018] A first motor includes a first screw rod;

[0019] A receiving box connected to the drain outlet;

[0020] Wherein, the slide groove is placed at the polishing liquid cleaning plate, and the first screw rod cooperates with the cleaning brush.

[0021] In the present technical solution, a first motor and a receiving box are provided in the polishing liquid cleaning mechanism, and a slide groove and a drain outlet are provided at the polishing liquid cleaning plate. The first screw in the first motor cooperates with the cleaning brush, and the cleaning brush also cooperates with the slide groove. After a large amount of polishing liquid accumulates at the polishing liquid cleaning plate, the first motor is controlled to rotate, and the first motor then drives the first screw to rotate, so that the cleaning brush slides at the polishing liquid cleaning plate, and the used polishing liquid is cleaned to the drain outlet. The polishing liquid then flows along the drain outlet to the receiving box, so that the polishing liquid cleaning plate can continuously clean the polishing liquid.

[0022] Furthermore, the dust cleaning mechanism comprises:

[0023] A cleaning fluid tank, including a cleaning fluid spray nozzle;

[0024] A sponge roller is rotatably connected to the dust cleaning box;

[0025] A grid plate is slidably connected to the dust cleaning box;

[0026] A drain hole is disposed at the bottom of the dust cleaning box;

[0027] Wherein, the outlet of the cleaning liquid nozzle is aligned with the sponge roller.

[0028] In the present technical scheme, a cleaning liquid tank with a cleaning liquid nozzle is provided at the dust cleaning mechanism, and a sponge roller is rotatably connected in the dust cleaning box, and a grid plate is slidably connected in the dust cleaning box. After the negative pressure fan sucks the dust into the dust cleaning box, the sponge roller with cleaning liquid can effectively absorb the dust. When a lot of dust is attached to the sponge roller, the grid plate is controlled to slide so that the grid plate is close to the sponge roller. At the same time, the sponge roller rotates continuously to facilitate the sponge roller to be squeezed by the grid plate, so that the cleaning liquid with dust falls to the bottom of the dust cleaning box, and the cleaning liquid flows out along the drainage hole, so that the interior of the dust cleaning box can be kept clean. The outlet of the cleaning liquid nozzle is aligned with the sponge roller. After the sponge roller is squeezed, the polishing machine body controls the cleaning liquid nozzle to spray the sponge roller through the cleaning liquid tank, so that the sponge roller can absorb enough cleaning liquid again to improve the cleaning effect of the polishing machine body on the dust, thereby improving the environmental protection performance of the polishing machine body.

[0029] Furthermore, the transmission device comprises:

[0030] A transmission motor, including a second screw rod;

[0031] A lifting motor, including a third screw rod;

[0032] Wherein, the dust cleaning box is provided with a sliding block, the sliding block cooperates with the second screw rod, and the transmission motor cooperates with the third screw rod.

[0033] In the present technical solution, a transmission motor with a second screw and a lifting motor with a third screw are arranged on the transmission device, and a sliding block is arranged at the dust cleaning box. The sliding block cooperates with the second screw. The staff controls the rotation of the transmission motor to make the sliding block slide left and right at the support plate of the base. The transmission motor cooperates with the third screw. The staff controls the rotation of the lifting motor to make the transmission motor slide up and down at the support plate of the base. That is, the dust cleaning box can be placed at any position of the support plate to facilitate the alignment of the negative pressure fan with the processing position.

[0034] Furthermore, the processing mechanism includes:

[0035] The first electric telescopic rod;

[0036] A second electric telescopic rod, a fixed end of which is connected to a movable end of the first electric telescopic rod;

[0037] A processing head, which is rotatably connected to the movable end of the second electric telescopic rod;

[0038] a reciprocating motor including gears;

[0039] Wherein, the gear is placed at the processing head.

[0040] In the technical solution, a first electric telescopic rod and a second electric telescopic rod are provided at the processing mechanism, a fixed end of the second electric telescopic rod is connected to the movable end of the first electric telescopic rod, and the movable end of the second electric telescopic rod is rotatably connected to the processing head. The staff can conveniently place the processing head at any processing position by telescoping the first electric telescopic rod and the second electric telescopic rod. Gears and a reciprocating motor are also provided at the processing head. The staff can control the rotation of the reciprocating motor to facilitate the grinding device at the processing head to enter the processing position or the polishing device to enter the processing position. Grinding or polishing can be performed according to specific needs. The use is more flexible, and the welds of the automobile frame can be polished after grinding, which has a better processing effect on the welds of the frame.

[0041] Furthermore, the flattening device comprises:

[0042] Grinding roller;

[0043] A second motor connected to the grinding roller;

[0044] A first rack, which cooperates with the gear;

[0045] Wherein, the second motor is placed on the first rack.

[0046] In the present technical solution, a grinding roller, a second motor and a first rack are provided on the grinding device, the second motor is connected to the grinding roller, and the first rack is matched with the gear. When the gear rotates, the first rack slides on the gear, that is, the second motor and the grinding roller slide on the processing head, so that the grinding roller is close to or away from the processing position, so as to facilitate the polishing machine body to grind the weld of the frame.

[0047] Furthermore, the polishing device comprises:

[0048] Polishing rollers;

[0049] a third motor connected to the polishing roller;

[0050] A second rack, which cooperates with the gear;

[0051] Wherein, the third motor is placed on the second rack, and the polishing liquid nozzle is placed on the third motor.

[0052] In the present technical solution, a polishing roller, a third motor and a second rack are provided at the polishing device, the third motor is connected to the polishing roller, and the second rack is matched with the gear. When the gear rotates, the second rack slides on the gear, that is, the third motor and the polishing roller slide on the processing head, so that the polishing roller is close to or away from the processing position, so as to facilitate the polishing machine body to polish the weld of the frame.

[0053] The beneficial effects of this application are:

[0054] 1. When the staff is polishing through the polishing device, the polishing liquid nozzle continuously sprays polishing liquid on the guide plate, and the polishing liquid then flows along the guide plate to the weld, which can prevent the polishing liquid from splashing around. The used polishing liquid can flow to the polishing liquid cleaning plate and be cleaned by the cleaning brush. The dust cleaning mechanism can slide to any position of the support plate, which is convenient for the staff to align the air outlet of the negative pressure fan with the processing position to clean the dust generated during the polishing process, thereby keeping the internal environment of the workshop clean and tidy.

[0055] 2. When a large amount of polishing liquid accumulates on the polishing liquid cleaning plate, the first motor is controlled to rotate so that the cleaning brush slides on the polishing liquid cleaning plate to clean the polishing liquid to the drain port. The polishing liquid then flows along the drain port into the receiving box, so that the polishing liquid cleaning plate can continuously clean the polishing liquid.

[0056] 3. After the negative pressure fan sucks the dust into the dust cleaning box, the sponge roller with cleaning liquid can effectively absorb the dust. When there is a lot of dust attached to the sponge roller, the grid plate is controlled to slide so that the grid plate is close to the sponge roller. At the same time, the sponge roller rotates continuously to facilitate the grid plate to squeeze the sponge roller, so that the cleaning liquid with dust falls to the bottom of the dust cleaning box, and the cleaning liquid flows out along the drainage hole, so that the inside of the dust cleaning box can be kept clean, avoiding dust deposition inside the cleaning box, and improving the environmental performance of the polishing machine body. BRIEF DESCRIPTION OF THE DRAWINGS

[0057] Figure 1 A schematic structural diagram of a polishing machine for automobile frame welds in this application;

[0058] Figure 2 for Figure 1 A magnified view of point A;

[0059] Figure 3 for Figure 1 Enlarged view of point B;

[0060] Figure 4 for Figure 3 A schematic diagram of the structure from another perspective;

[0061] Figure 5 It is a structural schematic diagram of the dust cleaning mechanism;

[0062] Reference numerals in the figure are as follows: 100, polishing machine body; 110, workbench; 120, base; 121, support plate; 130, fixing assembly; 200, polishing liquid cleaning mechanism; 210, polishing liquid cleaning plate; 220, cleaning brush; 230, slide; 240, drain; 250, first motor; 251, first screw rod; 260, receiving box; 300, dust cleaning mechanism; 310, dust cleaning box; 311, sliding block; 320, negative pressure fan; 330, transmission device; 331, transmission motor; 332, lifting motor; 333, second screw rod; 3 34. The third screw rod; 340. The cleaning liquid tank; 341. The cleaning liquid nozzle; 350. The sponge roller; 360. The grid plate; 370. The drain hole; 400. The processing mechanism; 410. The grinding device; 411. The grinding roller; 412. The second motor; 413. The first rack; 420. The polishing device; 421. The polishing liquid nozzle; 422. The guide plate; 423. The polishing roller; 424. The third motor; 425. The second rack; 430. The first electric telescopic rod; 440. The second electric telescopic rod; 450. The processing head; 460. The reciprocating motor; 461. The gear. DETAILED DESCRIPTION

[0063] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0064] The terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0065] The following provides a detailed description of the embodiments of the present application through specific embodiments and their application scenarios in conjunction with the accompanying drawings.

[0066] Embodiment 1:

[0067] like Figure 1-5 As shown, the embodiment of the present application provides a polishing machine for automobile frame welds, including a polishing machine body 100, wherein the polishing machine body 100 includes:

[0068] The polishing liquid cleaning mechanism 200 includes a polishing liquid cleaning plate 210 and a cleaning brush 220;

[0069] The dust cleaning mechanism 300 includes a dust cleaning box 310, a negative pressure fan 320 and a transmission device 330;

[0070] The processing mechanism 400 includes a flattening device 410 and a polishing device 420;

[0071] The workbench 110 is slidably connected to the polishing liquid cleaning mechanism 200;

[0072] The base 120 includes a support plate 121;

[0073] A fixing assembly 130 , which is placed on the workbench 110 ;

[0074] The polishing device 420 is provided with a polishing liquid nozzle 421 and a guide plate 422 , and the dust cleaning box 310 slides on the support plate 121 through the transmission device 330 .

[0075] By arranging a polishing liquid cleaning plate 210 and a cleaning brush 220 in the polishing liquid cleaning mechanism 200, and arranging a polishing liquid nozzle 421 and a guide plate 422 in the polishing device 420 of the processing mechanism 400, when the staff is grinding the weld of the automobile frame, the automobile frame is fixed by the fixing assembly 130, and the weld is ground by the flattening device 410, and then polished by the polishing device 420. When the polishing device 420 is polishing, the polishing liquid nozzle 421 will continuously spray the polishing liquid on the guide plate 422, and the polishing liquid will flow to the weld along the guide plate 422, which can prevent the polishing liquid from splashing to the surrounding during the spraying process. The sliding connection between the workbench 110 and the polishing liquid cleaning mechanism 200 is convenient for the staff to slide the polishing liquid cleaning mechanism 200 to a suitable position for bearing The polishing liquid is connected to the polishing liquid cleaning plate 210, and the used polishing liquid can flow to the polishing liquid cleaning plate 210, and the used polishing liquid is cleaned by the cleaning brush 220 to keep the polishing machine clean. The dust cleaning mechanism 300 is provided with a dust cleaning box 310, a negative pressure fan 320 and a transmission device 330. The negative pressure fan 320 is placed on the dust cleaning box 310, and the dust cleaning box 310 can slide on the support plate 121 at the base 120 through the transmission device 330, so that the staff can align the air outlet of the negative pressure fan 320 with the processing position, so that the dust generated at the processing position can be sucked into the dust cleaning box 310 by the negative pressure fan 320, and the dust generated during the polishing process is cleaned to keep the internal environment of the workshop clean, thereby improving the environmental protection performance of the polishing machine.

[0076] Furthermore, the polishing liquid cleaning mechanism 200 includes:

[0077] The slide groove 230 cooperates with the cleaning brush 220;

[0078] A drain port 240 is disposed at the polishing liquid cleaning plate 210;

[0079] The first motor 250 includes a first screw rod 251;

[0080] A receiving box 260 connected to the drain outlet 240;

[0081] The slide groove 230 is placed on the polishing liquid cleaning plate 210 , and the first screw rod 251 cooperates with the cleaning brush 220 .

[0082] By providing a first motor 250 and a receiving box 260 in the polishing liquid cleaning mechanism 200, a slide groove 230 and a drain outlet 240 are provided at the polishing liquid cleaning plate 210, and the first screw rod 251 in the first motor 250 cooperates with the cleaning brush 220, and the cleaning brush 220 also cooperates with the slide groove 230. After a large amount of polishing liquid is accumulated at the polishing liquid cleaning plate 210, the first motor 250 is controlled to rotate, and the first motor 250 drives the first screw rod 251 to rotate, so that the cleaning brush 220 slides at the polishing liquid cleaning plate 210, and the used polishing liquid is cleaned to the drain outlet 240, and the polishing liquid then flows along the drain outlet 240 to the receiving box 260, so that the polishing liquid cleaning plate 210 can continuously clean the polishing liquid.

[0083] Furthermore, the dust cleaning mechanism 300 includes:

[0084] A cleaning liquid tank 340, including a cleaning liquid spray head 341;

[0085] A sponge roller 350 is rotatably connected to the dust cleaning box 310;

[0086] A grid plate 360 ​​is slidably connected to the dust cleaning box 310;

[0087] A drain hole 370 disposed at the bottom of the dust cleaning box 310;

[0088] The outlet of the cleaning liquid nozzle 341 is aligned with the sponge roller 350 .

[0089] By setting a cleaning liquid tank 340 with a cleaning liquid nozzle 341 at the dust cleaning mechanism 300, and rotatingly connecting a sponge roller 350 in the dust cleaning box 310, and slidingly connecting a grid plate 360 ​​in the dust cleaning box 310, after the negative pressure fan 320 sucks the dust into the dust cleaning box 310, the sponge roller 350 with the cleaning liquid can effectively absorb the dust. When a lot of dust is attached to the sponge roller 350, the grid plate 360 ​​is controlled to slide so that the grid plate 360 ​​is close to the sponge roller 350, and the sponge roller 350 rotates continuously to facilitate the sponge roller 350 to move. The cleaning liquid with dust is squeezed by the grid plate 360 ​​and falls to the bottom of the dust cleaning box 310. The cleaning liquid then flows out along the drain hole 370, so that the inside of the dust cleaning box 310 can be kept clean. The outlet of the cleaning liquid nozzle 341 is aimed at the sponge roller 350. After the sponge roller 350 is squeezed, the polishing machine body 100 controls the cleaning liquid nozzle 341 to spray the sponge roller 350 through the cleaning liquid tank 340, so that the sponge roller 350 can absorb enough cleaning liquid again, so as to improve the cleaning effect of the polishing machine body 100 on dust, thereby improving the environmental protection performance of the polishing machine body 100.

[0090] Furthermore, the transmission device 330 includes:

[0091] The transmission motor 331 includes a second screw rod 333;

[0092] The lifting motor 332 includes a third screw rod 334;

[0093] The dust cleaning box 310 is provided with a sliding block 311 , the sliding block 311 cooperates with the second screw rod 333 , and the transmission motor 331 cooperates with the third screw rod 334 .

[0094] By arranging a transmission motor 331 with a second screw rod 333 and a lifting motor 332 with a third screw rod 334 on the transmission device 330, a sliding block 311 is arranged at the dust cleaning box 310, and the sliding block 311 cooperates with the second screw rod 333. The staff controls the transmission motor 331 to rotate so that the sliding block 311 can slide left and right at the support plate 121 of the base 120. The transmission motor 331 cooperates with the third screw rod 334. The staff controls the lifting motor 332 to rotate so that the transmission motor 331 can slide up and down at the support plate 121 of the base 120, that is, the dust cleaning box 310 can be placed at any position of the support plate 121, so as to align the negative pressure fan 320 with the processing position.

[0095] Embodiment 2:

[0096] like Figure 1-5 As shown, the embodiment of the present application provides a polishing machine for automobile frame welds, which, in addition to the technical solutions of the above embodiments, also has the following technical features. The processing mechanism 400 includes:

[0097] A first electric telescopic rod 430;

[0098] A second electric telescopic rod 440, a fixed end of which is connected to a movable end of the first electric telescopic rod 430;

[0099] A processing head 450 is rotatably connected to a movable end of the second electric telescopic rod 440;

[0100] A reciprocating motor 460 including a gear 461;

[0101] The gear 461 is disposed on the processing head 450 .

[0102] By arranging a first electric telescopic rod 430 and a second electric telescopic rod 440 at the processing mechanism 400, the fixed end of the second electric telescopic rod 440 is connected to the movable end of the first electric telescopic rod 430, and the movable end of the second electric telescopic rod 440 is rotatably connected to the processing head 450. The staff can conveniently place the processing head 450 at any processing position by telescoping the first electric telescopic rod 430 and the second electric telescopic rod 440. The processing head 450 is also provided with a gear 461 and a reciprocating motor 460. The staff can control the rotation of the reciprocating motor 460 to facilitate the flattening device 410 at the processing head 450 to enter the processing position or the polishing device 420 to enter the processing position. Grinding or polishing can be performed according to specific needs. It is more flexible to use, and the weld of the automobile frame is polished after grinding, which has a better processing effect on the weld of the frame.

[0103] Furthermore, the flattening device 410 includes:

[0104] Grinding roller 411;

[0105] A second motor 412 connected to the grinding roller 411;

[0106] A first rack 413, which cooperates with the gear 461;

[0107] The second motor 412 is disposed on the first rack 413 .

[0108] By arranging a grinding roller 411, a second motor 412 and a first rack 413 on the grinding device 410, the second motor 412 and the grinding roller 411 are connected, and the first rack 413 and the gear 461 cooperate with each other. When the gear 461 rotates, the first rack 413 slides on the gear 461, that is, the second motor 412 and the grinding roller 411 slide on the processing head 450, so that the grinding roller 411 is close to or away from the processing position, so as to facilitate the polishing machine body 100 to grind the weld of the frame.

[0109] Furthermore, the polishing device 420 includes:

[0110] Polishing roller 423;

[0111] A third motor 424 connected to the polishing roller 423;

[0112] A second rack 425, which cooperates with the gear 461;

[0113] The third motor 424 is placed on the second rack 425 , and the polishing liquid nozzle 421 is placed on the third motor 424 .

[0114] By arranging a polishing roller 423, a third motor 424 and a second rack 425 at the polishing device 420, the third motor 424 is connected to the polishing roller 423, and the second rack 425 is matched with the gear 461. When the gear 461 rotates, the second rack 425 slides on the gear 461, that is, the third motor 424 and the polishing roller 423 slide on the processing head 450, so that the polishing roller 423 is close to or away from the processing position, so as to facilitate the polishing machine body 100 to polish the weld of the frame.

[0115] It should be noted that, in this article, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise one..." do not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0116] The embodiments of the present application are described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A polishing machine for automobile frame welds, comprising a polishing machine body (100), characterized in that: The polishing machine body (100) comprises: A polishing liquid cleaning mechanism (200), comprising a polishing liquid cleaning plate (210) and a cleaning brush (220); A dust cleaning mechanism (300) comprises a dust cleaning box (310), a negative pressure fan (320) and a transmission device (330); A processing mechanism (400) includes a flattening device (410) and a polishing device (420); A workbench (110) is slidably connected to a polishing liquid cleaning mechanism (200); A base (120) comprising a support plate (121); A fixing assembly (130) placed on the workbench (110); The polishing device (420) is provided with a polishing liquid nozzle (421) and a guide plate (422), and the dust cleaning box (310) slides on the support plate (121) through a transmission device (330).

2. A polishing machine for automobile frame welds according to claim 1, characterized in that: The polishing liquid cleaning mechanism (200) comprises: A slide groove (230) cooperates with the cleaning brush (220); A drain port (240) is disposed at the polishing liquid cleaning plate (210); A first motor (250) comprising a first screw rod (251); A receiving box (260) connected to the drain outlet (240); The slide groove (230) is placed on the polishing liquid cleaning plate (210), and the first screw rod (251) cooperates with the cleaning brush (220).

3. A polishing machine for automobile frame welds according to claim 2, characterized in that: The dust cleaning mechanism (300) comprises: A cleaning liquid tank (340) comprising a cleaning liquid spray head (341); A sponge roller (350) is rotatably connected to the dust cleaning box (310); A grid plate (360) is slidably connected to the dust cleaning box (310); A drain hole (370) is disposed at the bottom of the dust cleaning box (310); Wherein, the outlet of the cleaning liquid nozzle (341) is aligned with the sponge roller (350).

4. A polishing machine for automobile frame welds according to claim 3, characterized in that: The transmission device (330) comprises: The transmission motor (331) includes a second screw rod (333); A lifting motor (332), comprising a third screw rod (334); The dust cleaning box (310) is provided with a sliding block (311), the sliding block (311) cooperates with the second screw rod (333), and the transmission motor (331) cooperates with the third screw rod (334).

5. A polishing machine for automobile frame welds according to claim 4, characterized in that: The processing mechanism (400) comprises: A first electric telescopic rod (430); A second electric telescopic rod (440), a fixed end of which is connected to a movable end of the first electric telescopic rod (430); A processing head (450) is rotatably connected to the movable end of the second electric telescopic rod (440); A reciprocating motor (460) comprising a gear (461); The gear (461) is placed at the processing head (450).

6. A polishing machine for automobile frame welds according to claim 5, characterized in that: The flattening device (410) comprises: Grinding roller (411); A second motor (412) connected to the grinding roller (411); A first rack (413) which cooperates with the gear (461); Wherein, the second motor (412) is placed on the first rack (413).

7. A polishing machine for automobile frame welds according to claim 6, characterized in that: The polishing device (420) comprises: Polishing roller (423); A third motor (424) connected to the polishing roller (423); A second rack (425) which cooperates with the gear (461); The third motor (424) is placed on the second rack (425), and the polishing liquid nozzle (421) is placed on the third motor (424).

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