Floating grinding head for industrial robot

Abstract

The utility model discloses a floating polishing head for an industrial robot, which belongs to the technical field of industrial robots and comprises a mounting plate, a plurality of threaded holes are formed in the outer side of the mounting plate, two floating connecting components are arranged below the mounting plate, and vibrating air mills are mounted on two sides, far away from each other, between the two floating connecting components. A grinding tray is mounted on the side, away from the floating connecting assemblies, of the vibration air mill, two distance adjusting devices are arranged between the two floating connecting assemblies, and height adjusting devices are mounted on the sides, close to the mounting plate, of the two distance adjusting devices. By arranging the distance adjusting device and the height adjusting device, a worker can adjust the distance between the two polishing trays and the relative height between the two polishing trays through matching of structures such as a connecting block and a screw rod when needed, so that the working requirements under different conditions are better met; and therefore, the working capability of the grinding head is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of industrial robots, and in particular relates to a floating grinding head for an industrial robot. Background Art

[0002] An industrial robot is a multi-joint manipulator or multi-degree-of-freedom machine device for the industrial field. It can perform work automatically and relies on its own power and control capabilities to achieve various functions.

[0003] Chinese patent application No. 201821236364.X discloses a floating grinding head, including a vibrating wind mill, characterized in that it also includes an annular first connecting member and an annular second connecting member, the vibrating wind mill is rigidly connected to the first connecting member, and the first connecting member and the second connecting member are floatingly connected through a floating member; the floating member includes an elastic ring of soft material. The floating grinding head of the utility model can float, reduce stress, has high practicality, and has a good grinding effect.

[0004] 1. The above-mentioned disclosed patent has the problem that the distance between the two grinding trays and the relative height between the two grinding trays cannot be adjusted when needed, thereby reducing the working capacity of the grinding head; 2. The above-mentioned disclosed patent has the problem that the two grinding trays cannot be cleaned when needed, thereby reducing the practicality of the grinding head. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a floating grinding head for an industrial robot, which has the characteristics of high working ability and strong practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a floating grinding head for an industrial robot, comprising a mounting plate, a plurality of threaded holes being provided on the outer side of the mounting plate, two floating connection components being arranged below the mounting plate, vibrating wind mills being installed on both sides of the two floating connection components away from each other, a grinding tray being installed on the side of the vibrating wind mill away from the floating connection components, two distance adjusting devices being arranged between the two floating connection components, a height adjusting device being installed on the side of the two distance adjusting devices close to the mounting plate, and the mounting plate and the height adjusting device being connected via a cleaning device.

[0007] Preferably, the distance adjusting device includes a connecting tube, a connecting block, a compression spring, a clamping rod, a connecting sleeve, a buckle and a clamping hole. Two connecting tubes are arranged between the two floating connecting components. A connecting block is installed on the floating connecting component and at a position located on the inner side of the connecting tube. A connecting sleeve is arranged below the connecting tube. A clamping rod is installed on the inner side of the connecting sleeve. A buckle is installed between the connecting sleeve and the connecting tube and at a position located on one side of the connecting sleeve. A plurality of clamping holes are provided at the bottom of the connecting block. A compression spring is installed between the connecting sleeve and the connecting tube and at a position located on the inner side of the connecting sleeve and the outer side of the clamping rod.

[0008] Preferably, the height adjustment device comprises a connecting frame, a knob and a screw rod, wherein the connecting frame is arranged above the two connecting tubes, a screw rod is installed on one side of the connecting tube close to the connecting frame through a bearing, and a knob is installed above the screw rod.

[0009] Preferably, the height adjustment device further comprises guide rods, and two guide rods are installed above the connecting tube and between the two screw rods.

[0010] Preferably, the cleaning device includes a connecting box, an air outlet pipe, a connecting plate and a fan. A connecting box is installed on the side of the mounting plate close to the connecting frame, two connecting plates are installed between the connecting frame and the connecting box, two air outlet pipes are installed on both sides of the connecting box, and fans are installed below the connecting box and between the two connecting plates.

[0011] Preferably, the cleaning device further comprises a filter, and the filter is installed on the inner side of the air inlet end of the fan.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a distance adjustment device and a height adjustment device, so that the staff can adjust the distance between the two grinding trays and the relative height between the two grinding trays through the cooperation of structures such as a connecting block and a screw rod when necessary, so as to better meet the working needs in different situations and thus improve the working capacity of the grinding head.

[0014] 2. The utility model provides a cleaning device so that the grinding head can clean the two grinding trays when necessary through the cooperation of the fan, the air outlet pipe and other structures, thereby better meeting the needs of the work and further improving the practicality of the grinding head. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model;

[0017] Figure 3It is a structural schematic diagram of the distance adjustment device and the height adjustment device of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the cleaning device of the utility model.

[0019] In the figure: 1. Mounting plate; 2. Grinding tray; 3. Vibrating wind mill; 4. Floating connection assembly; 5. Distance adjustment device; 51. Connecting tube; 52. Connecting block; 53. Compression spring; 54. Clamping rod; 55. Connecting sleeve; 56. Buckle; 57. Clamping hole; 6. Height adjustment device; 61. Connecting frame; 62. Knob; 63. Screw; 64. Guide rod; 7. Cleaning device; 71. Connecting box; 72. Exhaust pipe; 73. Connecting plate; 74. Filter; 75. Fan; 8. Threaded hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a floating grinding head for an industrial robot, comprising a mounting plate 1, a plurality of threaded holes 8 are provided on the outer side of the mounting plate 1, two floating connection components 4 are arranged below the mounting plate 1, vibrating wind mills 3 are installed on both sides away from each other between the two floating connection components 4, a grinding tray 2 is installed on the side of the vibrating wind mill 3 away from the floating connection component 4, two distance adjusting devices 5 are arranged between the two floating connection components 4, a height adjusting device 6 is installed on the side of the two distance adjusting devices 5 close to the mounting plate 1, and the mounting plate 1 and the height adjusting device 6 are connected via a cleaning device 7.

[0023] Specifically, the distance adjusting device 5 includes a connecting tube 51, a connecting block 52, a compression spring 53, a clamping rod 54, a connecting sleeve 55, a buckle 56 and a clamping hole 57. Two connecting tubes 51 are arranged between the two floating connecting components 4. A connecting block 52 is installed on the floating connecting component 4 and at a position located inside the connecting tube 51. A connecting sleeve 55 is arranged below the connecting tube 51. A clamping rod 54 is installed on the inner side of the connecting sleeve 55. A buckle 56 is installed between the connecting sleeve 55 and the connecting tube 51 and at a position located on one side of the connecting sleeve 55. A plurality of clamping holes 57 are provided at the bottom of the connecting block 52. A compression spring 53 is installed between the connecting sleeve 55 and the connecting tube 51 and at a position located inside the connecting sleeve 55 and outside the clamping rod 54.

[0024] By adopting the above technical solution, the staff can adjust the distance between the two grinding trays 2 through the cooperation of the connecting block 52 and the connecting sleeve 55 when necessary, so as to better meet the working needs in different situations.

[0025] Specifically, the height adjustment device 6 includes a connecting frame 61, a knob 62 and a screw 63. The connecting frame 61 is arranged above the two connecting tubes 51. The screw 63 is installed on the side of the connecting tube 51 close to the connecting frame 61 through a bearing, and the knob 62 is installed above the screw 63.

[0026] By adopting the above technical solution, the staff can adjust the relative height between the two grinding trays 2 through the cooperation of the knob 62 and the screw 63 when necessary, so as to better meet the working needs in different situations.

[0027] Specifically, the height-adjusting device 6 further includes a guide rod 64 . Two guide rods 64 are installed above the connecting tube 51 and between the two screw rods 63 .

[0028] By adopting the above technical solution, the grinding head can guide and limit the movement of the connecting tube 51 to a certain extent through the guide rod 64, thereby preventing the movement of the connecting tube 51 from rotating and deviating, and ensuring the normal operation.

[0029] When the present embodiment is used, when the industrial robot needs to use a grinding head, the mounting plate 1 is mounted on the industrial robot through the screws and the threaded holes 8, and then the buckles 56 in the two distance adjusting devices 5 are manipulated to separate the two connecting sleeves 55 from the two connecting tubes 51. Under the action of the two compression springs 53, the two connecting sleeves 55 descend, thereby driving the two clamping rods 54 to disengage from the clamping holes 57 on the two connecting blocks 52, and then the two grinding trays 2 are pulled to drive the vibration wind mill 3 and the connecting block 52 and other structures to move to the required position, and then the two connecting sleeves 55 are pulled upward, thereby driving the two clamping rods 54 to insert into the corresponding clamping holes 57. , and re-fix the two connecting sleeves 55 and the two connecting tubes 51 with two buckles 56, and then rotate the two knobs 62 in the height adjustment device 6 respectively, thereby driving the two screws 63 to rotate, the screws 63 are threadedly connected to the connecting frame 61, the screws 63 are bearing-connected to the connecting tube 51, and the guide rods 64 on the connecting tube 51 are slidingly connected to the connecting frame 61, so the two screws 63 respectively drive the two connecting tubes 51 to move, thereby adjusting the height of the two connecting tubes 51 and the two grinding trays 2, and then the grinding work can be performed through the grinding tray 2 and the vibrating wind mill 3, and the floating connection assembly 4 plays a connecting role.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that the cleaning device 7 includes a connecting box 71, an air outlet pipe 72, a connecting plate 73 and a fan 75. The connecting box 71 is installed on the side of the mounting plate 1 close to the connecting frame 61, two connecting plates 73 are installed between the connecting frame 61 and the connecting box 71, two air outlet pipes 72 are installed on both sides of the connecting box 71, and a fan 75 is installed below the connecting box 71 and between the two connecting plates 73.

[0032] By adopting the above technical solution, the grinding head can perform certain cleaning work on the two grinding trays 2 through the cooperation of the fan 75 and the air outlet pipe 72 and other structures when needed, thereby better meeting the work needs.

[0033] Specifically, the cleaning device 7 further includes a filter screen 74 , and the filter screen 74 is installed on the inner side of the air inlet end of the fan 75 .

[0034] By adopting the above technical solution, the grinding head can filter the air entering the fan 75 through the filter 74 to a certain extent, thereby preventing the internal structure of the fan 75 from being damaged by external impurities.

[0035] When this embodiment is used, during the grinding process or in other situations, the staff can start the fans 75 in the cleaning device 7. Under the action of the fans 75, the outside air enters the connecting box 71 after being filtered by the filter screens 74, and then is sprayed from the two air outlet pipes 72 onto the two grinding trays 2, thereby removing debris and the like adhering to the surface thereof, thus better meeting the needs of the work, and the connecting plate 73 plays the role of connecting support.

[0036] The structure and principle of the grinding tray 2, the vibrating wind mill 3, and the floating connection assembly 4 composed of the first connecting piece, the threaded hole, the air inlet, the air outlet, the internal thread, the elastic ring, the strip mouth, the through hole, the second connecting piece, the threaded hole, the end face, the mounting hole, the intermediate connecting block and the clamp in the utility model have been disclosed in a floating grinding head disclosed in Chinese patent application No. 201821236364.X. Its working principle is that when the grinding head is working, the elastic deformation ability of the elastic ring of the soft material is utilized to make the vibrating wind mill float, the elastic ring absorbs stress, and reduces the stress on the vibrating wind mill. When grinding uneven workpieces, the floating effect is utilized to make the vibrating wind mill more effectively fit the surface of the workpiece without detaching. It has high practicality and good grinding effect.

[0037] The working principle and use process of the utility model are as follows: when the industrial robot needs to use a grinding head, the mounting plate 1 is mounted on the industrial robot through the screws and the threaded holes 8, and then the buckles 56 in the two distance adjusting devices 5 are manipulated to separate the two connecting sleeves 55 from the two connecting tubes 51. Under the action of the two compression springs 53, the two connecting sleeves 55 descend, thereby driving the two clamping rods 54 to disengage from the clamping holes 57 on the two connecting blocks 52, and then the two grinding trays 2 are pulled to drive the vibration wind mill 3 and the connecting block 52 and other structures to move to the required position, and then the two connecting sleeves 55 are pulled upward, thereby driving the two clamping rods 54 to insert into the corresponding clamping holes 57, and the two connecting sleeves 55 are re-fixed and connected to the two connecting tubes 51 through the two buckles 56, and then the two knobs 62 in the height adjusting device 6 are respectively turned, thereby driving the two screws 63 to rotate The screw rod 63 is threadedly connected to the connecting frame 61, the screw rod 63 is connected to the connecting tube 51 bearing, and the guide rod 64 on the connecting tube 51 is slidably connected to the connecting frame 61, so the two screw rods 63 respectively drive the two connecting tubes 51 to move, thereby adjusting the height of the two connecting tubes 51 and the two grinding trays 2, and then the grinding work can be carried out through the grinding tray 2 and the vibrating wind mill 3, and the floating connection assembly 4 plays a connecting role; during the grinding process or other situations, the staff can start each fan 75 in the cleaning device 7, and under the action of each fan 75, the outside air enters the connecting box 71 after being filtered by each filter screen 74, and then is sprayed from the two air outlet pipes 72 to the two grinding trays 2, thereby removing debris and the like adhering to the surface thereof, better meeting the needs of the work, and the connecting plate 73 plays a connecting support role.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A floating grinding head for an industrial robot, comprising a mounting plate, characterized in that: A plurality of threaded holes are provided on the outer side of the mounting plate, and two floating connection components are provided below the mounting plate. Vibrating wind mills are installed on both sides of the two floating connection components away from each other, and a grinding tray is installed on the side of the vibrating wind mill away from the floating connection components. Two distance adjusting devices are provided between the two floating connection components, and a height adjusting device is installed on the side of the two distance adjusting devices close to the mounting plate, and the mounting plate and the height adjusting device are connected via a cleaning device.

2. The floating grinding head for an industrial robot according to claim 1, characterized in that: The distance adjusting device includes a connecting tube, a connecting block, a compression spring, a clamping rod, a connecting sleeve, a buckle and a clamping hole. Two connecting tubes are arranged between the two floating connecting components. A connecting block is installed on the floating connecting component and at a position located inside the connecting tube. A connecting sleeve is arranged below the connecting tube. A clamping rod is installed on the inside of the connecting sleeve. A buckle is installed between the connecting sleeve and the connecting tube and at a position located on one side of the connecting sleeve. A plurality of clamping holes are provided at the bottom of the connecting block. A compression spring is installed between the connecting sleeve and the connecting tube and at a position located inside the connecting sleeve and outside the clamping rod.

3. The floating grinding head for an industrial robot according to claim 2, characterized in that: The height adjustment device comprises a connecting frame, a knob and a screw rod. The connecting frame is arranged above the two connecting tubes. A screw rod is installed on one side of the connecting tube close to the connecting frame through a bearing, and a knob is installed above the screw rod.

4. The floating grinding head for an industrial robot according to claim 3, characterized in that: The height adjustment device also includes guide rods, and two guide rods are installed above the connecting tube and between the two screw rods.

5. The floating grinding head for an industrial robot according to claim 3, characterized in that: The cleaning device includes a connecting box, an air outlet pipe, a connecting plate and a fan. A connecting box is installed on one side of the mounting plate close to the connecting frame, two connecting plates are installed between the connecting frame and the connecting box, two air outlet pipes are installed on both sides of the connecting box, and fans are installed below the connecting box and between the two connecting plates.

6. The floating grinding head for an industrial robot according to claim 5, characterized in that: The cleaning device also includes a filter screen, and the filter screen is installed on the inner side of the air inlet end of the fan.

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