阅读说明：本技术 一种有助于对汽车零件磨削加工的机械手 (Mechanical arm beneficial to grinding of automobile parts ) 是由 胥刚 旷文兵 于 2019-12-04 设计创作，主要内容包括：本发明的目的是为了解决现有的不易对汽车零件进行磨削的难题,公开了一种有助于对汽车零件磨削加工的机械手,包括进气管、气囊、套管、滑杆、螺帽、导向管、第一螺旋弹簧、电机、支撑架、紧固螺钉、罩板、清洁层、第一转筒、第一套环、第一连接管、第二螺旋弹簧、第一导杆、第一传送带、摩擦层、导轮、第二传送带、连接环、第三螺旋弹簧、第二导杆、第二连接管、第二套环、第一转轴、第二转筒和第三转筒。本发明合理通过穿戴在小臂上的方式形成机械手,人工对第二传送带的挤压使第一传送带包裹在汽车零件表面,进而实现对汽车零件的摩擦,对汽车零件进行磨削加工,且设计合理,操作方便,符合社会需求,值得向汽车零件加工领域进行推广。(The invention aims to solve the problem that the conventional automobile parts are not easy to grind, and discloses a manipulator which is beneficial to grinding the automobile parts. The mechanical arm is formed by reasonably wearing the mechanical arm on the small arm, the first conveying belt is wrapped on the surface of the automobile part by manually extruding the second conveying belt, so that the friction of the automobile part is realized, the automobile part is ground, and the mechanical arm is reasonable in design, convenient to operate, capable of meeting social requirements and worthy of being popularized to the field of automobile part processing.)

1. A robot hand for facilitating grinding of automotive parts, comprising a coupling ring (22), characterized in that: the upper surface and the lower surface of the connecting ring (22) are respectively connected with a second spiral spring (16) and a third spiral spring (23), a first guide rod (17) is sleeved inside the second spiral spring (16), the upper end of the second spiral spring (16) is connected with a first connecting pipe (15), the upper end of the first connecting pipe (15) is connected with a first sleeve ring (14), a second rotating shaft (29) is sleeved inside the first sleeve ring (14), a motor (8) is installed at the front end of the second rotating shaft (29), a first rotating drum (13) is symmetrically sleeved on the surface of the second rotating shaft (29), a second guide rod (24) is sleeved inside the third spiral spring (23), the lower end of the second spiral spring (16) is connected with a second connecting pipe (25), the lower end of the second connecting pipe (25) is connected with a second sleeve ring (26), a first rotating shaft (27) is sleeved inside the second sleeve ring (26), the surface of the first rotating shaft (27) is symmetrically sleeved with a second rotating drum (28), a first conveying belt (18) is sleeved between the first rotating drum (13) and the second rotating drum (28), a friction layer (19) is pasted on the surface of the first conveying belt (18), a third rotating drum (30) is sleeved on the middle portions of the surfaces of the first rotating shaft (27) and the second rotating shaft (29), a second conveying belt (21) is connected between the third rotating drums (30), guide wheels (20) are uniformly installed on the surface of the second conveying belt (21), a support frame (9) is connected to the side surface of the first sleeve ring (14), a cover plate (11) is installed at the upper end of the support frame (9), fastening screws (10) are installed between the cover plate (11) and the support frame (9), a cleaning layer (12) is pasted on the inner side surface of the cover plate (11), and a first spiral spring (7) is symmetrically connected to the left side, first coil spring (7) left end is connected with stand pipe (6), the inside cover of stand pipe (6) has slide bar (4), nut (5) are installed on slide bar (4) surface left side, be connected with sleeve pipe (3) between stand pipe (6), sleeve pipe (3) inside is pasted and is had gasbag (2), sleeve pipe (3) surface connection have with gasbag (2) communicating intake pipe (1).

2. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the sleeve (3), the sliding rod (4), the guide pipe (6), the connecting ring (22), the first guide rod (17), the second guide rod (24), the first connecting pipe (15), the second connecting pipe (25), the first rotary drum (13), the second rotary drum (28) and the third rotary drum (30) are all made of plastic materials.

3. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the motor (8) is CYT29-90YC60, and the motor (8) is fastened with the first connecting pipe (15) through screws.

4. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the first rotating drum (13) and the second rotating drum (28) are both of split structures, and bearings are respectively arranged between the third rotating drum (30) and the first rotating shaft (27) and between the third rotating drum and the second rotating shaft (29).

5. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the air bag (2) is of a cylindrical structure and is communicated with the air inlet pipe (1), and the air bag (2) is made of rubber materials.

6. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the sliding rod (4) is in sliding fit with the guide pipe (6), and the sliding rod (4) is in threaded fit with the screw cap (5).

7. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the first guide rod (17) is in sliding fit with the first connecting pipe (15), and the second guide rod (24) is in sliding fit with the second connecting pipe (25).

8. A robot hand for facilitating grinding work of automobile parts, according to claim 1, wherein: the width of the second conveyor belt (21) is one third of that of the first conveyor belt (18), and the friction layer (19) is made of abrasive cloth.

Technical Field

The invention relates to the field of automobile machinery, in particular to a mechanical arm beneficial to grinding of automobile parts.

Background

An automobile accessory is a product that constitutes each unit of an automobile as a whole and serves the automobile. The automobile parts are various in types, people consume more and more automobiles along with the improvement of living standard of people, and the market of the automobile parts is getting larger and larger. Automobile parts manufacturers have also developed rapidly in recent years.

For grinding of automobile parts, the automobile parts are generally placed on a grinding machine for processing, but for some parts already mounted on automobiles, inconvenience is brought when grinding is carried out, some grinding wheels are used for grinding manually, the force is not easy to control during grinding, so that the surface grinding is uneven, parts are possibly damaged, the sanding cloth is manually used for sanding, but the labor is more wasted, as for automobile parts, the automobile parts have various shapes, the existing automobile parts are not easy to be in full contact to realize grinding processing, the grinding speed of the automobile parts is influenced, and the existing grinding tool is not easy to carry and operate, and inconvenience is brought to the operation, so that a mechanical arm which is helpful for grinding automobile parts is urgently needed to be designed to overcome the defects of the prior art.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a mechanical arm which is beneficial to grinding automobile parts.

The invention is realized by the following technical scheme:

a mechanical arm beneficial to grinding of automobile parts comprises a connecting ring, wherein the upper surface and the lower surface of the connecting ring are respectively connected with a second spiral spring and a third spiral spring, a first guide rod is sleeved inside the second spiral spring, the upper end of the second spiral spring is connected with a first connecting pipe, the upper end of the first connecting pipe is connected with a first lantern ring, a second rotating shaft is sleeved inside the first lantern ring, the front end of the second rotating shaft is provided with a motor, a first rotating drum is symmetrically sleeved on the surface of the second rotating shaft, a second guide rod is sleeved inside the third spiral spring, the lower end of the second spiral spring is connected with a second connecting pipe, the lower end of the second connecting pipe is connected with a second lantern ring, a first rotating shaft is sleeved inside the second lantern ring, a second rotating drum is symmetrically sleeved on the surface of the first rotating shaft, a first conveying belt is sleeved between the first rotating drum and the second rotating, first conveyer belt surface paste has the frictional layer, first pivot and second pivot surface middle part all overlap there is the third rotary drum, be connected with the second conveyer belt between the third rotary drum, the guide pulley is evenly installed on second conveyer belt surface, the side is connected with the support frame on the first lantern ring, the cover plate is installed to the support frame upper end, install fastening screw between cover plate and the support frame, the cover plate medial surface is pasted and is had clean layer, go-between left surface symmetric connection has first coil spring, first coil spring left end is connected with the stand pipe, the inside cover of stand pipe has the slide bar, the nut is installed in slide bar surface left side, be connected with the sleeve pipe between the stand pipe, the inside pasting of sleeve pipe has the gasbag, sleeve pipe surface connection has the communicating intake pipe with the gasbag.

Preferably, the sleeve, the slide bar, the guide tube, the connecting ring, the first guide rod, the second guide rod, the first connecting tube, the second connecting tube, the first rotating tube, the second rotating tube and the third rotating tube are all made of plastic materials.

Preferably, the motor is CYT29-90YC60, and the motor is fastened with the first connecting pipe through screws.

Preferably, the first rotating drum and the second rotating drum are both of a split structure, and bearings are respectively arranged between the third rotating drum and the first rotating shaft and between the third rotating drum and the second rotating shaft.

Preferably, the air bag is of a cylindrical structure and is communicated with the air inlet pipe, and the air bag is made of a rubber material.

Preferably, the sliding rod is in sliding fit with the guide pipe, and the sliding rod is in threaded fit with the nut.

Preferably, the first guide rod is in sliding fit with the first connecting pipe, and the second guide rod is in sliding fit with the second connecting pipe.

Preferably, the width of the second conveyor belt is one third of that of the first conveyor belt, and the friction layer is made of abrasive cloth.

Compared with the prior art, the invention has the beneficial effects that:

1. the sleeve is conveniently supported on the forearm for use through the arrangement of the air bag, and is conveniently supported on the forearm of operators with various body types for use, so that the wearing stability of the device is improved;

2. the sleeve, the sliding rod, the guide pipe, the connecting ring, the first guide rod, the second guide rod, the first connecting pipe, the second connecting pipe, the first rotary drum, the second rotary drum and the third rotary drum are made of plastic materials, so that the device is lighter, and the motor is also a small motor in type, so that the device is more convenient to wear;

3. through the separate design of the first conveyor belt and the second conveyor belt, the second conveyor belt is pressed, and the guide of the guide wheel is combined, so that the first conveyor belt is conveniently wrapped on the automobile parts, and the automobile parts are ground by using the friction layer, so that the automobile parts in different shapes can be attached, the grinding effect is improved, and the labor is saved compared with manual grinding;

4. through the arrangement of the second spiral spring and the third spiral spring, the first rotary drum and the second rotary drum are conveniently tensioned, the first conveying belt is tensioned, and the surface is smoother;

5. bearings are arranged between the third rotary drum and the first rotary shaft and between the third rotary drum and the second rotary shaft, so that the second conveyor belt can not rotate when the first conveyor belt rotates, and the rotation of the first conveyor belt is not influenced by the existence of the guide wheel;

6. the cleaning layer is made of sponge materials through the arrangement of the cleaning layer, so that the friction layer is convenient to clean and wipe, and the friction layer is used for repeatedly grinding the surface of the automobile part;

7. the mechanical arm is formed by reasonably wearing the mechanical arm on the small arm, the first conveying belt is wrapped on the surface of the automobile part by manually extruding the second conveying belt, so that the friction of the automobile part is realized, the automobile part is ground, and the mechanical arm is reasonable in design, convenient to operate, capable of meeting social requirements and worthy of being popularized to the field of automobile part processing.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the motor of the present invention connected to a second rotating shaft.

Fig. 3 is a side view of the first drum and the third drum of the present invention in cooperation.

Figure 4 is a side view of the attachment ring of the present invention.

FIG. 5 is a side view of the sleeve of the present invention mated with a balloon.

Description of reference numerals: 1. air inlet pipe, 2, air bag, 3, sleeve pipe, 4, sliding rod, 5, nut, 6, guide pipe, 7, first spiral spring, 8, motor, 9, support frame, 10, fastening screw, 11, cover plate, 12, cleaning layer, 13, first rotary drum, 14, first sleeve ring, 15, first connecting pipe, 16, second spiral spring, 17, first guide rod, 18, first conveying belt, 19, friction layer, 20, guide wheel, 21, second conveying belt, 22, connecting ring, 23, third spiral spring, 24, second guide rod, 25, second connecting pipe, 26, second sleeve ring, 27, first rotary shaft, 28, second rotary drum, 29, second rotary shaft, 30 and third rotary drum.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a mechanical arm for facilitating grinding of automobile parts comprises a connecting ring 22, wherein the upper surface and the lower surface of the connecting ring 22 are respectively connected with a second spiral spring 16 and a third spiral spring 23, a first guide rod 17 is sleeved inside the second spiral spring 16, the upper end of the second spiral spring 16 is connected with a first connecting pipe 15, the upper end of the first connecting pipe 15 is connected with a first lantern ring 14, a second rotating shaft 29 is sleeved inside the first lantern ring 14, a motor 8 is installed at the front end of the second rotating shaft 29, a first rotating drum 13 is symmetrically sleeved on the surface of the second rotating shaft 29, a second guide rod 24 is sleeved inside the third spiral spring 23, a second connecting pipe 25 is connected to the lower end of the second spiral spring 16, a second lantern ring 26 is connected to the lower end of the second connecting pipe 25, a first rotating drum 27 is sleeved inside the second lantern ring 26, a second rotating drum 28 is symmetrically sleeved on the surface of the first rotating shaft 27, the first conveying belt 18 is sleeved between the first rotary drum 13 and the second rotary drum 28, a friction layer 19 is pasted on the surface of the first conveying belt 18, a third rotary drum 30 is sleeved on the middle portions of the surfaces of the first rotary drum 27 and the second rotary drum 29, a second conveying belt 21 is connected between the third rotary drums 30, guide wheels 20 are uniformly installed on the surface of the second conveying belt 21, a support frame 9 is connected to the upper side of the first sleeve ring 14, a cover plate 11 is installed at the upper end of the support frame 9, fastening screws 10 are installed between the cover plate 11 and the support frame 9, a cleaning layer 12 is pasted on the inner side surface of the cover plate 11, a first spiral spring 7 is symmetrically connected to the left side surface of the connecting ring 22, a guide pipe 6 is connected to the left end of the first spiral spring 7, a slide bar 4 is sleeved inside the guide pipe 6, a nut 5 is installed on the left side of, the air bag 2 is adhered inside the sleeve 3, and the surface of the sleeve 3 is connected with an air inlet pipe 1 communicated with the air bag 2.

The sleeve 3, the slide bar 4, the guide tube 6, the connecting ring 22, the first guide rod 17, the second guide rod 24, the first connecting tube 15, the second connecting tube 25, the first drum 13, the second drum 28 and the third drum 30 are all made of plastic materials.

The motor 8 is CYT29-90YC60, and the motor 8 is fastened with the first connecting pipe 15 through screws.

The first rotating drum 13 and the second rotating drum 28 are both of a split structure, and bearings are respectively installed between the third rotating drum 30 and the first rotating shaft 27 and the second rotating shaft 29.

The air bag 2 is of a cylindrical structure and is communicated with the air inlet pipe 1, and the air bag 2 is made of rubber materials.

The sliding rod 4 is in sliding fit with the guide pipe 6, and the sliding rod 4 is in threaded fit with the nut 5.

The first guide bar 17 is slidably fitted to the first connection pipe 15, and the second guide bar 24 is slidably fitted to the second connection pipe 25.

The width of the second conveyor belt 21 is one third of that of the first conveyor belt 18, and the friction layer 19 is made of abrasive cloth.

The method comprises the following operation steps: when the automobile parts need to be ground, for example, when the parts mounted on the automobile or the parts not mounted need to be polished and dressed, the user passes the forearm through the air bag 2, extends the hand out of the connecting ring 22, inflates the air bag 2 through the air inlet pipe 1, so that the air bag 2 expands, the sleeve 3 is tightly supported on the forearm, the stable wearing of the device is realized, the motor 8 is connected with a nearby power supply, the switch of the motor 8 is turned on, the second rotating shaft 29 is driven to rotate at the moment, the first rotating shaft 13 is driven to rotate, the first conveying belt 18 is driven to rotate, the user extrudes the device, the second conveying belt 21 is held by the user, the second conveying belt 21 is connected to the third rotating shaft 30, bearings are respectively arranged between the third rotating shaft 30 and the first rotating shaft 27 and the second rotating shaft 29, so that the second conveying belt 21 does not rotate, extrude second conveyer belt 21, make first conveyer belt 18 and auto parts carry out in close contact with, wrap up first conveyer belt 18 outside auto parts, through the rotation of first conveyer belt 18, use frictional layer 19 to carry out abrasive machining to auto parts surface, when carrying out the grinding, remaining impurity on frictional layer 19 can be wiped off in the time of cleaning layer 12 to it carries out laminating formula abrasive machining to auto parts to be convenient for use the device, and is more convenient.

The present embodiment is only for explaining the present invention, and not for limiting the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of which are protected by patent law within the scope of the claims of the present invention.