Robot grinding belt sander

Abstract

The utility model relates to the technical field of mechanical equipment, in particular to a robot polishing belt sander. The robot grinding belt sander specifically comprises a rack, a deviation rectifying assembly, a grinding assembly, a sanding belt and a driving assembly. The deviation rectifying assembly comprises a first mounting base, a telescopic piece, a first mounting plate, a shaft shoulder screw, an adjusting block, a tensioning block, an adjusting screw, a deviation rectifying elastic piece, a second mounting base and a deviation rectifying wheel, the telescopic piece is connected with the rack through the first mounting base, the first mounting base is connected with the telescopic piece, and the adjusting block is connected with the first mounting base through the shaft shoulder screw; the tensioning block is connected with the first mounting plate, the deviation rectifying elastic piece is located between the adjusting block and the tensioning block, the deviation rectifying wheel is connected with the adjusting block through the second mounting base and connected with the abrasive belt, the tensioning block is in threaded connection with the adjusting screw, and the adjusting screw abuts against or is separated from the adjusting block. The abrasive belt has the advantages of being high in machining precision, effectively prolonging the service life of the abrasive belt and reducing production cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical equipment technical field, especially a kind of robot abrasive belt machine. BACKGROUND

[0002] With the development of industrial robot technology and polishing technology, it is increasingly common to use industrial robots to support abrasive belt machines for polishing. Abrasive belt machines are an important industrial equipment, widely used in various industries, such as machining, mold manufacturing, furniture manufacturing, etc. It mainly through the cycle movement of abrasive belt on the drum, to the workpiece surface grinding, polishing and finishing process, to achieve the purpose of improving the surface quality and smoothness of object. Especially for die casting, injection molding, the product value is relatively low, and it also requires deburring after polishing, so it requires more functions and is more sensitive to price.

[0003] The existing abrasive belt machine does not have a correction device, which cannot ensure that the abrasive belt maintains the correct position and tension during operation, resulting in reduced processing accuracy and reduced service life.

[0004] Therefore, in view of the deficiencies of the prior art, a robot abrasive belt machine is provided. SUMMARY

[0005] In order to overcome the deficiencies of the prior art, the utility model provides a kind of robot abrasive belt machine, to solve the problems of reduced processing accuracy and reduced service life.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A robot abrasive belt machine, comprising: a rack, a correction assembly, a polishing assembly, an abrasive belt and a driving assembly;

[0008] The polishing assembly, the correction assembly and the driving assembly are connected to the rack, and the polishing assembly, the correction assembly and the driving assembly are connected by the abrasive belt.

[0009] The correction assembly includes a first mounting seat, an extension piece, a first mounting plate, a shaft shoulder screw, an adjusting block, a tensioning block, an adjusting screw, a correction elastic piece, a second mounting seat and a correction wheel, the extension piece is connected to the rack through the first mounting seat, the first mounting seat is connected to the extension piece, the adjusting block is connected to the first mounting seat through the shaft shoulder screw, the tensioning block is connected to the first mounting plate, the correction elastic piece is located between the adjusting block and the tensioning block, the correction wheel is connected to the adjusting block through the second mounting seat, the correction wheel is connected to the abrasive belt, the tensioning block is threadedly connected to the adjusting screw, and the adjusting screw is in abutment or separation with the adjusting block.

[0010] The adjusting block is provided with a groove for placing the deviation correcting elastic member.

[0011] As a further improvement of the utility model technical scheme, the polishing assembly includes third mounting seat, second mounting plate, bearing seat, transmission shaft, bearing, transmission wheel, polishing wheel, gland and spacer sleeve, the third mounting seat is connected with the rack, the third mounting seat is connected with the second mounting plate, the second mounting plate is connected with the bearing seat at the end away from the third mounting seat, the bearing seat is sleeved on the bearing, the bearing is sleeved on the transmission shaft, the transmission shaft is connected with the transmission wheel and the polishing wheel, the transmission wheel is connected with the abrasive belt, the spacer sleeve is located between the bearings, and the gland is located on both sides of the bearing seat.

[0012] As a further improvement of the utility model technical scheme, the deviation correcting assembly further includes deviation correcting regulating valve and deviation correcting pressure gauge, the deviation correcting regulating valve is connected with the deviation correcting pressure gauge, and the deviation correcting regulating valve and the deviation correcting pressure gauge are located on the front face of the rack.

[0013] As a further improvement of the utility model technical scheme, the driving assembly includes motor and driving wheel, the motor is connected with the driving wheel, and the driving wheel is connected with the abrasive belt.

[0014] As a further improvement of the utility model technical scheme, the motor is a double-output-shaft motor.

[0015] As a further improvement of the utility model technical scheme, the second mounting plate is provided with a plurality of mounting holes, and the third mounting seat is provided with threaded holes matched with the mounting holes.

[0016] As a further improvement of the utility model technical scheme, the tool assembly includes tool body, tool mounting plate, tool regulating valve and tool pressure valve, the tool body is connected with the tool mounting plate, the tool mounting plate is located above the rack, the tool body is connected with the tool regulating valve and the tool pressure valve, and the tool regulating valve and the tool pressure valve are located on the front face of the rack.

[0017] As a further improvement of the utility model technical scheme, the deviation correcting elastic member is located on both sides of the shaft shoulder screw.

[0018] As a further improvement of the utility model technical scheme, the deviation correcting elastic member is a spring.

[0019] Compared with the prior art, the utility model has the beneficial effects that:

[0020] In the present invention, a robotic belt sander is connected to a frame via a first mounting seat, which is connected to the telescopic member. An adjustment block is connected to the first mounting seat via a shoulder screw. A tensioning block is connected to a first mounting plate. A correction elastic member is located between the adjustment block and the tensioning block. A correction wheel is connected to the adjustment block via a second mounting seat. The correction wheel is connected to the sanding belt. A groove is provided on the side of the adjustment block for placing the correction elastic member. The tensioning block is threadedly connected to an adjusting screw, which abuts or separates the adjustment block. When correction is required, the adjusting screw is turned, which presses against the adjustment block, compressing the correction elastic member. At this time, the adjustment block drives the correction wheel for rotational adjustment. The adjustment block and the correction wheel mounted thereon can rotate around the shoulder screw to correct the sanding belt. This robotic belt sander has the characteristics of high processing precision, effectively extending the service life of the sanding belt, and reducing production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The technology of the utility model is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0022] Figure 1 This is the main view of the utility model robot belt grinding machine;

[0023] Figure 2 This is a left side view of the utility model robot belt grinding machine;

[0024] Figure 3 This is a top view of the utility model robot belt grinding machine;

[0025] Figure 4 This is a schematic diagram of the structure of the deviation correction component in the robot belt grinding machine of the utility model;

[0026] Figure 5 yes Figure 4 Cross-sectional view at DD in the middle;

[0027] Figure 6 yes Figure 5 Schematic diagram of the enlarged structure at I in the middle;

[0028] Figure 7 yes Figure 4 Cross-sectional view at EE;

[0029] Figure 8 This is a schematic diagram of the structure of the grinding component in the robot belt grinding machine of the utility model;

[0030] Figure 9 yes Figure 8 Cross-sectional view at AA in the middle;

[0031] Figure 10 yes Figure 9 Schematic diagram of the enlarged structure at I in the middle;

[0032] Figure 11 Figure is the structural schematic view of the polishing assembly in the robot polishing abrasive belt machine of the utility model.

[0033] Figure:

[0034] 1, rack;

[0035] 2, deviation rectifying assembly; 21, first mounting seat; 22, telescopic piece; 23, first mounting plate; 24, shaft shoulder screw; 25, adjusting block; 26, tensioning block; 27, adjusting screw; 28, deviation rectifying elastic piece; 29, second mounting seat; 210, deviation rectifying wheel; 211, deviation rectifying adjusting valve; 212, deviation rectifying pressure gauge;

[0036] 3, polishing assembly; 31, third mounting seat; 32, second mounting plate; 33, bearing seat; 34, transmission shaft; 35, bearing; 36, transmission wheel; 37, polishing wheel; 38, gland; 39, spacer sleeve;

[0037] 4, abrasive belt;

[0038] 5, driving assembly; 51, motor; 52, driving wheel;

[0039] 6, tool assembly; 61, cutter body; 62, tool mounting plate; 63, tool adjusting valve; 64, tool pressure valve. DETAILED DESCRIPTION

[0040] The concept, specific structure and generated technical effects of the utility model will be described clearly and completely in combination with embodiments and drawings, so that the purpose, scheme and effect of the utility model can be fully understood.It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.The same reference signs used in the drawings indicate the same or similar parts.

[0041] It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it can be directly fixed or connected to the other feature, or indirectly fixed or connected to the other feature.In addition, the up, down, left, right and other descriptions used in the present application are only relative to the mutual position relationship of the components of the present application in the drawings.

[0042] Referring to Figures 1 to 11 A robot polishing abrasive belt machine, comprising a rack 1, a polishing assembly 3, a deviation rectifying assembly 2, an abrasive belt 4 and a driving assembly 5;

[0043] In one embodiment, a symmetrical layout is employed, with the grinding assembly 3, the correcting assembly 2, and the drive assembly 5 all connected to the frame 1. These components are connected by a triangular abrasive belt 4. The grinding and correcting assemblies 3 and 2 are located at opposite ends of the frame 1. The frame 1 is constructed of welded steel plates with internal reinforcement ribs, allowing the use of thinner steel plates to reduce costs while still meeting strength requirements.

[0044] In one embodiment, referring to Figures 4-7 As shown, the correcting assembly 2 includes a first mounting seat 21, a telescopic member 22, a first mounting plate 23, a shoulder screw 24, an adjustment block 25, a tensioning block 26, an adjusting screw 27, a correcting elastic member 28, a second mounting seat 29 and a correcting wheel 210. The telescopic member 22 is connected to the frame 1 through the first mounting seat 21, the first mounting seat 21 is connected to the telescopic member 22, the adjustment block 25 is connected to the first mounting seat 21 through the shoulder screw 24, the tensioning block 26 is connected to the first mounting plate 23, the correcting elastic member 28 is located between the adjustment block 25 and the tensioning block 26, the correcting wheel 210 is connected to the adjustment block 25 through the second mounting seat 29, the correcting wheel 210 is connected to the sanding belt 4, the tensioning block 26 is threadedly connected to the adjusting screw 27, and the adjusting screw 27 is in contact with or separated from the adjusting block 25; a groove for placing the correcting elastic member 28 is provided on the side of the adjusting block 25.

[0045] In one embodiment, the first mounting seat 21 is a part that connects the correction component 2 and the frame 1. It is made of 3mm sheet metal by bending, which greatly reduces the amount of part material used while meeting the rigidity and stability required during equipment operation; the telescopic part 22 is used as the telescopic mechanism, which reduces the linear bearing 35 and related mounting parts compared to the commonly used telescopic structure, thereby simplifying the mechanical structure.

[0046] The telescopic member 22 is connected to the frame 1 via a first mounting seat 21, which is in turn connected to the telescopic member 22. The adjustment block 25 is connected to the first mounting seat 21 via a shoulder screw 24. The tensioning block 26 is connected to the first mounting plate 23. The deflection correction elastic member 28 is located between the adjustment block 25 and the tensioning block 26. The deflection correction wheel 210 is connected to the adjustment block 25 via a second mounting seat 29. The deflection correction wheel 210 is connected to the abrasive belt 4. A groove is provided on the side of the adjustment block 25 for accommodating the deflection correction elastic member 28. The tensioning block 26 is threadedly connected to the adjusting screw 27. The adjusting screw 27 abuts or separates from the adjustment block 25. When deflection correction is required, the adjusting screw 27 is turned, which tightens the adjustment block 25, compressing the deflection correction elastic member 28. At this time, the adjustment block 25 drives the deflection correction wheel 210 for rotational adjustment. The adjustment block 25 and the deflection correction wheel 210 mounted thereon can rotate around the shoulder screw 24 to correct the deflection of the abrasive belt 4. The robot belt grinding machine has the characteristics of high processing precision, effectively extending the service life of the belt 4 and reducing production costs.

[0047] In one embodiment, referring to Figures 8-11 As shown, the polishing assembly 3 includes a third mounting base 31, a second mounting plate 32, a bearing seat 33, a transmission shaft 34, bearings 35, a transmission wheel 36, a polishing wheel 37, a gland 38, and a spacer 39. The third mounting base 31 is connected with the rack 1. The third mounting base 31 is connected with the second mounting plate 32. The end of the second mounting plate 32 away from the third mounting base 31 is connected with the bearing seat 33. The bearing seat 33 is sleeved on the bearings 35. The bearings 35 are sleeved on the transmission shaft 34. The transmission shaft 34 is connected with the transmission wheel 36 and the polishing wheel 37. The transmission wheel 36 is connected with the abrasive belt 4. The spacer 39 is located between the bearings 35. The gland 38 is located on both sides of the bearing seat 33. The second mounting plate 32 is provided with a plurality of mounting holes. The third mounting base 31 is provided with threaded holes matched with the mounting holes.

[0048] Among them, the third mounting base 31 is used as a part for connecting the polishing assembly 3 with the rack 1. It is proved by practice that the device adopts the form of 3mm sheet metal bending + welding, which greatly reduces the amount of part material, while meeting the rigidity and stability required during device operation. The second mounting plate 32 is used as the basis for the bearing seat 33, the bearings 35, and the transmission shaft 34. It is directly cut from a 30mm thick precision plate, which greatly reduces the workload and unnecessary machining precision of machining. Considering the installation of consumables on both sides of the transmission shaft 34, the transmission shaft 34 adopts the form of middle support and cantilever at both ends. One deep groove ball bearing 35 with a gland 38 is arranged at each end of the bearing seat 33, and the middle is fixed with a spacer 39 to maintain the overall rigidity of the structure. The inner hole of the gland 38 has a gap of about 0.5mm with the transmission shaft 34, which meets the environmental requirements of polishing dust.

[0049] In one embodiment, the deviation correction assembly 2 further includes a deviation correction regulating valve 211 and a deviation correction pressure gauge 212. The deviation correction regulating valve 211 is connected with the deviation correction pressure gauge 212. The deviation correction regulating valve 211 and the deviation correction pressure gauge are located on the front of the rack 1, which is convenient for users to adjust during process debugging.

[0050] In one embodiment, referring to Figure 3 As shown, the driving assembly 5 includes a motor 51 and a driving wheel 52. The motor 51 is connected with the driving wheel 52. The driving wheel 52 is connected with the abrasive belt 4. The motor 51 is a double-output shaft motor 51, which simultaneously drives the polishing assemblies 3 on both sides.

[0051] In one embodiment, the belt sander further comprises a tool assembly 6, the tool assembly 6 comprising a cutter body 61, a tool mounting plate 62, a tool adjusting valve 63 and a tool pressure valve 64, the cutter body 61 being connected with the tool mounting plate 62, the tool mounting plate 62 being located above the frame 1, a user can install a corresponding deburring tool according to actual needs, and the deburring tool is matched with the pressure regulating valve and the pressure gauge on the front of the frame 1, so that the polishing process and the deburring process are quickly connected in series, the cutter body 61 is connected with the tool adjusting valve 63 and the tool pressure valve 64, and the tool adjusting valve 63 and the tool pressure valve 64 are located on the front of the frame 1, so that a user can adjust during debugging process.

[0052] In one embodiment, the deviation correction elastic member 28 is located on both sides of the shaft shoulder screw 24, and the adjusting screw 27. The deviation correction elastic member 28 is a spring. Preferably, the telescopic member 22 is a guide rod cylinder.

[0053] Other contents of the robot polishing belt sander are described in the prior art, and will not be described here.

[0054] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form, so any modification, equivalent change and modification of the above embodiment according to the technical essence of the utility model, which does not deviate from the technical solution content of the utility model, still belongs to the range of the technical solution of the utility model.

[0055] In addition, the terms "second" and "first" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "second" and "first" can be explicitly or implicitly included at least one feature. In the description of the utility model, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0056] In the utility model, unless otherwise specifically defined and limited, the terms "installation", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A robotic abrasive belt sander, characterized in that, The polishing device comprises a rack, a deviation rectifying assembly, a polishing assembly, a sand belt and a driving assembly. The polishing assembly, the deviation rectifying assembly and the driving assembly are connected with the rack, and the polishing assembly, the deviation rectifying assembly and the driving assembly are connected through the sand belt. The deviation rectifying assembly comprises a first mounting base, an extension piece, a first mounting plate, a shaft shoulder screw, an adjusting block, a tensioning block, an adjusting screw, a deviation rectifying elastic piece, a second mounting base and a deviation rectifying wheel, the extension piece is connected with the rack through the first mounting base, the first mounting base is connected with the extension piece, the adjusting block is connected with the first mounting base through the shaft shoulder screw, the tensioning block is connected with the first mounting plate, the deviation rectifying elastic piece is located between the adjusting block and the tensioning block, the deviation rectifying wheel is connected with the adjusting block through the second mounting base, the deviation rectifying wheel is connected with the sand belt, the tensioning block is threadedly connected with the adjusting screw, and the adjusting screw is in abutment or separation with the adjusting block. The adjusting block is provided with a groove for placing the deviation rectifying elastic piece. The polishing assembly comprises a third mounting base, a second mounting plate, a bearing seat, a transmission shaft, a bearing, a transmission wheel, a polishing wheel, a gland and a spacer, the third mounting base is connected with the rack, the third mounting base is connected with the second mounting plate, one end of the second mounting plate away from the third mounting base is connected with the bearing seat, the bearing seat is sleeved with the bearing, the bearing is sleeved with the transmission shaft, the transmission shaft is connected with the transmission wheel and the polishing wheel, the transmission wheel is connected with the sand belt, the spacer is located between the bearings, and the gland is located on both sides of the bearing seat.

2. The robotic belt sander of claim 1, wherein, The deviation rectifying assembly further comprises a deviation rectifying adjusting valve and a deviation rectifying pressure gauge, the deviation rectifying adjusting valve is connected with the deviation rectifying pressure gauge, and the deviation rectifying adjusting valve and the deviation rectifying pressure gauge are located on the front face of the rack.

3. The robotic belt sander of claim 1, wherein, The driving assembly comprises a motor and a driving wheel, the motor is connected with the driving wheel, and the driving wheel is connected with the sand belt.

4. The robotic belt sander of claim 1, wherein, The motor is a double-output-shaft motor.

5. A robotic abrasive belt sander according to claim 4, wherein, The second mounting plate is provided with a plurality of mounting holes, and the third mounting base is provided with threaded holes matched with the mounting holes.

6. The robotic belt sander of claim 2, wherein, The tool assembly comprises a cutter body, a tool mounting plate, a tool adjusting valve and a tool pressure valve, the cutter body is connected with the tool mounting plate, the tool mounting plate is located above the rack, and the cutter body is connected with the tool adjusting valve and the tool pressure valve.

7. The robotic belt sander of claim 1, wherein, The deviation rectifying elastic piece and the adjusting screw are located on both sides of the shaft shoulder screw.

8. The robotic belt sander of claim 1, wherein, The deviation rectifying elastic piece is a spring.

9. The robotic belt sander of claim 1, wherein, ​

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