CN113953935A

CN113953935A - Polishing mechanical arm for automobile rear combination lamp mounting bracket

Info

Publication number: CN113953935A
Application number: CN202110726730.XA
Authority: CN
Inventors: 皮骏; 蔡茂; 陈世伟
Original assignee: Chongqing Tenghai Industry And Trade Co ltd
Current assignee: Chongqing Tenghai Industry And Trade Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-21
Anticipated expiration: 2041-06-29
Also published as: CN113953935B

Abstract

The invention relates to the technical field of mechanical arms, in particular to a mechanical arm for polishing an automobile rear combination lamp mounting bracket, which comprises a mounting bottom plate, the upper surface of the mounting bottom plate is fixedly provided with an electric turntable, the upper end of the electric turntable is provided with two rotating assemblies and two telescopic arm assemblies, the telescopic arm assembly is arranged at the front end close to the rotating assemblies of the electric turntable, the end part of the telescopic arm component, which is far away from the mounting base plate, is also provided with the rotating component, the front end of the telescopic arm component, which is far away from the mounting base plate, is provided with the telescopic arm component, and the front end of the telescopic arm component, which is far away from the mounting base plate, is provided with the adjusting component which can drive the grinding disc to rotate and can adjust the grinding disc to rotate.

Description

Polishing mechanical arm for automobile rear combination lamp mounting bracket

Technical Field

The invention relates to the technical field of mechanical arms, in particular to a grinding mechanical arm for an automobile rear combination lamp mounting bracket.

Background

The car is a common vehicle in modern life, go the headlight that can be equipped with through car self on the road surface at the car, the back light, mutual suggestion and interchange between the driver are carried out to indicator etc, when the combination lamp behind the installation car, the welding has the installing support on can car frame now, in convenient location and installation back combination lamp, carry out certain protection to back combination lamp, the installing support is because there is the effect of consolidating the buffering, it is complicated to constitute the structure, need to produce the support alone and weld the equipment, but when the installing support produced, flaw such as deckle edge can exist in the corner, the process of installing for later stage is smooth, need to grind the deckle edge through modes such as arm of polishing and flatten.

However, the above solution has the following disadvantages in use: the mechanical arm motion mode of polishing in current workshop is single, does not have fine flexibility, and when the arm stopped to polish the corner, inside does not have fine clamping structure and stabilizes the arm, and long-time, the ageing scheduling problem of internals can have the potential safety hazard.

Disclosure of Invention

Technical problem to be solved

The invention provides a polishing mechanical arm for an automobile rear combination lamp mounting bracket, which aims at the defects that the motion mode of the existing polishing mechanical arm in a workshop in the prior art is single, the flexibility is not good, when the mechanical arm stops polishing corners, no good clamping structure exists in the mechanical arm to stabilize the mechanical arm, and potential safety hazards exist due to the problems of aging of internal parts and the like in a long time.

(II) technical scheme

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a combination lamp installing support polisher arm behind car, includes mounting plate, fixed surface installs electronic revolving stage on the mounting plate, electronic revolving stage upper end is provided with two runner assemblies and two flexible arm subassemblies, is close to electronic revolving stage the front end of runner assembly is provided with flexible arm subassembly, the tip that mounting plate was kept away from to flexible arm subassembly still is provided with the runner assembly, keeps away from mounting plate the front end of runner assembly is provided with flexible arm subassembly, keeps away from mounting plate the front end of flexible arm subassembly is provided with and will drives the mill and rotate and can adjust the mill and carry out pivoted adjusting part.

Preferably, the rotating assembly comprises a first screw hole, a first sleeve, a rotating groove, a circular truncated cone, a hexagonal fixing rod, a first motor, a rotating plate, a hexagonal clamping hole and a supporting plate, and the lower end of the circular truncated cone is fixed at the upper end of the electric rotating table.

Preferably, the round hole that is used for depositing first motor is seted up to the round platform, the turn trough has been seted up to one side of round platform, it is connected with the commentaries on classics board that first sleeve one side integration was equipped with to rotate on the turn trough, the output of first motor is provided with the hexagonal dead lever, hexagonal dead lever chucking is inside hexagonal card hole, hexagonal card hole is seted up and is located the side that sets up the commentaries on classics board at first sleeve.

Preferably, the hexagonal dead lever includes kelly, connecting rod, kelly groove, shaft hole, protective sleeve, second screw, the one end of connecting rod is fixed continuous with the output shaft of first motor, the outer wall of connecting rod is the integration of annular equidistance with the centre of a circle of connecting rod and is provided with the kelly.

Preferably, the protective sleeve center is provided with a shaft hole, the diameter of the shaft hole is larger than that of the connecting rod, the shaft wall of the shaft hole is integrally provided with a clamping rod groove in a mode that the shaft hole is annular and equidistant, the connecting rod and the protective sleeve are provided with second screw holes, the connecting rod and the protective sleeve are fixed through bolts, and the first sleeve is provided with a plurality of first screw holes.

As preferred, telescopic arm subassembly includes slide bar, telescopic support rod, first sleeve, gear, pinion rack, branch, location chute, spout, cylinder, second motor, push pedal, chucking branch, spring, a plurality of spouts have been seted up to first telescopic inner wall both sides, every the slide bar that the equal sliding connection telescopic support rod both sides integration of spout was equipped with.

As preferred, the equal fixedly connected with pinion rack in both ends of telescopic strut bottom, wherein one side pinion rack and gear intermeshing, the side center department of gear is fixed at the output shaft tip of second motor, first sleeve is located the same side of fixed second motor and still fixedly connected with cylinder, the output shaft fixed connection push pedal of cylinder, a plurality of springs of both sides equidistance fixed connection of push pedal, every the equal fixed connection chucking branch of tip of push pedal is kept away from to the spring, a plurality of branches are fixed to the side equidistance that the pinion rack is close to the cylinder, every branch corresponds each other with the tooth that the pinion rack was equipped with, every the location chute has all been seted up to the upper and lower both sides of branch.

Preferably, the adjusting assembly comprises a U-shaped rod, a rotating plate, a third motor, a grinding disc, an electric spindle, a shaft sleeve, a shaft hole and a fixing rod, wherein the electric spindle is fixed on one side of the U-shaped rod, the electric spindle fixedly penetrates through one side of the U-shaped rod and is fixedly connected with the rotating plate, the side face, far away from the electric spindle, of the rotating plate is rotatably connected with the U-shaped rod, the side face of the rotating plate is fixedly connected with the third motor, and an output shaft of the third motor is fixedly connected with the grinding disc.

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

the mounting base plate is provided with mechanical arm equipment, the angle of the mechanical arm can be adjusted through horizontal rotation when the equipment is operated, the hexagonal clamping hole formed in the first sleeve is aligned to an output shaft hexagonal fixing rod of the first motor, the mechanical arm can be clamped in a static state after rotation while the butt joint is facilitated, the situation that the mechanical arm slides due to loose connection between a rotating shaft and a shaft wall caused by connection of the rotating shaft is prevented, the second motor is started to rotate a gear when the mechanical arm is controlled to stretch and retract, so that the toothed plate at the lower end of the movable supporting rod slides, the telescopic supporting rod slides in the first sleeve, the length of the mechanical arm is extended or shortened, when the mechanical arm is static, the cylinder operates to push the push plate to the toothed plate, the clamping supporting rods on the two sides of the push plate are in butt joint with the positioning chutes arranged on the side surfaces of the toothed plate, the tooth that can make at the pinion rack does not correspond also can the bending spring make chucking branch remove to between every tooth with chucking branch position to share the effort that the second motor output shaft received, reduced the effort that the motor received, make the arm can not produce the problem of skew in stillness, the accurate degree of accuracy of polishing has improved the life of equipment.

Drawings

FIG. 1 is a schematic overall structural view of a polishing robot arm for a mounting bracket of a rear combination lamp of an automobile according to the present invention;

FIG. 2 is a schematic structural diagram of a rotating assembly of a mechanical arm for polishing an automobile rear combination lamp mounting bracket according to the present invention;

FIG. 3 is a schematic structural diagram of a side view of a rotating assembly of a polishing robot arm for a mounting bracket of a rear combination lamp of an automobile according to the present invention;

FIG. 4 is a schematic structural diagram of a hexagonal fixing rod of a mechanical arm of a rear combination lamp mounting bracket of an automobile according to the present invention;

FIG. 5 is a schematic structural diagram of a telescopic arm assembly of a mechanical arm for polishing an automobile rear combination lamp mounting bracket according to the present invention;

FIG. 6 is an enlarged schematic structural view of a portion A of a mechanical arm of a rear combination lamp mounting bracket of an automobile according to the present invention shown in FIG. 5;

FIG. 7 is a schematic structural view of a first sleeve of a polishing robot arm of an automotive rear combination lamp mounting bracket according to the present invention;

FIG. 8 is an enlarged schematic structural view of a mechanical arm grinding device for a rear combination lamp mounting bracket of an automobile according to the present invention at B in FIG. 7;

fig. 9 is a schematic structural diagram of an adjusting assembly for polishing a mechanical arm of an automobile rear combination lamp mounting bracket according to the invention.

In the figure: 1. mounting a bottom plate; 2. an electric turntable; 3. a rotating assembly; 301. a first screw hole; 302. a first sleeve; 303. rotating the groove; 304. a circular truncated cone; 305. a hexagonal fixing rod; 305a, a clamping rod; 305b, a connecting rod; 305c, a clamping rod groove; 305d, a shaft hole; 305f, a protective sleeve; 305e, a second screw hole; 306. a first motor; 307. rotating the plate; 308. a hexagonal clamping hole; 309. a support plate; 4. a telescopic arm assembly; 401. a slide bar; 402. a telescopic strut; 403. a first sleeve; 404. a gear; 405. a toothed plate; 406. a strut; 407. positioning the chute; 408. a chute; 409. a cylinder; 410. a second motor; 411. pushing the plate; 412. clamping the support rod; 413. a spring; 5. an adjustment assembly; 501. a U-shaped rod; 502. rotating the plate; 503. a third motor; 504. a grinding disc; 505. an electric spindle; 506. a shaft sleeve; 507. a shaft hole; 508. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

Examples

As shown in fig. 1-9, an automobile rear combination lamp mounting bracket polishing mechanical arm comprises a mounting base plate 1, an electric turntable 2 is fixedly mounted on the upper surface of the mounting base plate 1, a rotating assembly 3 is arranged at the upper end of the electric turntable 2, a telescopic arm assembly 4 is arranged at the front end of the rotating assembly 3, the end, far away from the mounting base plate 1, of the telescopic arm assembly 4 is also provided with the rotating assembly 3, the front end, far away from the mounting base plate 1, of the rotating assembly 3 is provided with the telescopic arm assembly 4, and the front end, far away from the mounting base plate 1, of the telescopic arm assembly 4 is provided with an adjusting assembly 5 which can drive a grinding disc 504 to rotate and can adjust the grinding disc 504 to rotate.

According to the technical scheme, the installation base plate 1 is provided with mechanical arm equipment, horizontal rotation can be carried out when the equipment operates, the output shaft of the first motor 306 is connected with the hexagonal clamping hole 305 to align to the hexagonal clamping hole formed in the first sleeve 302, the butt joint is convenient, meanwhile, the mechanical arm is clamped in a static state after rotation, the situation that the mechanical arm slides due to the fact that the rotating shaft is loosened due to the connection of the rotating shaft is prevented, the second motor 410 is started to rotate the gear 404 when the mechanical arm is controlled to stretch and retract, so that the gear is moved, the telescopic supporting rod 402 slides in the first sleeve 403, the length of the mechanical arm is extended or shortened, when the mechanical arm is static, the air cylinder 409 operates, the push plate 411 is pushed to the position of the toothed plate 405, the clamping supporting rods 412 on two sides of the push plate 411, the positioning inclined grooves 407 formed in the side surfaces of the toothed plate 405 can enable the teeth of the toothed plate 405 not to correspond to the positions of the clamping supporting rods 412 and can also enable the bending springs to enable the supporting rods 412 to move to each clamping rod 412 to move to each other position Between the tooth to share the effort that second motor 410 output shaft received, reduced the effort that the motor received, made the arm can not produce the problem of skew in stillness, accurate the degree of accuracy of polishing, improved the life of equipment.

It should be noted that the rotating assembly 3 includes a first screw hole 301, a first sleeve 302, a rotating slot 303, a circular truncated cone 304, a hexagonal fixing rod 305, a first motor 306, a rotating plate 307, a hexagonal locking hole 308, and a supporting plate 309. The lower end of a round table 304 is fixed at the upper end of an electric turntable 2, the round table 304 is provided with a round hole for storing a first motor 306, one side of the round table 304 is provided with a rotating groove 303, the rotating groove 303 is rotatably connected with a rotating plate 307 integrally arranged at one side of a first sleeve 302, the output end of the first motor 306 is provided with a hexagonal fixing rod 305, the hexagonal fixing rod 305 is clamped inside a hexagonal clamping hole 308, the hexagonal clamping hole 308 is arranged at the side surface of the first sleeve 302 where the rotating plate 307 is arranged, the hexagonal fixing rod 305 comprises a clamping rod 305a, a connecting rod 305b, a clamping rod groove 305c, a shaft hole 305d, a protective sleeve 305f and a second screw hole 305e, one end of the connecting rod 305b is fixedly connected with the output shaft of the first motor 306, the outer wall of the connecting rod 305b is integrally provided with the clamping rods 305a in a ring-shaped equidistant manner, and mechanical arm equipment is arranged on the mounting base plate 1 and can horizontally rotate when the equipment operates, the output shaft of the first motor 306 is connected with the hexagonal fixing rod 305 to align the hexagonal clamping hole formed in the first sleeve 302, so that the mechanical arm is clamped in a static state after rotation while the mechanical arm is convenient to dock, the situation that the mechanical arm slides due to looseness of the rotating shaft caused by connection of the rotating shaft is avoided, and the second motor 410 is started to rotate the gear 404 when the mechanical arm is controlled to stretch so as to enable the telescopic support rod 402 to slide in the first sleeve 403 and extend or shorten the length of the mechanical arm.

In the specific design, the center of the protective sleeve 305f is provided with a shaft hole 305d, the diameter of the shaft hole 305d is larger than that of the connecting rod 305b, the shaft wall of the shaft hole 305d is integrally provided with a clamping rod groove 305c in an annular equidistant manner through the shaft hole 305d, the connecting rod 305b and the protective sleeve 305f are both provided with a second screw hole 305e, the connecting rod 305b and the protective sleeve 305f are fixed through bolts, the first sleeve 302 is provided with a plurality of first screw holes 301, the telescopic arm assembly 4 comprises a sliding rod 401, a telescopic supporting rod 402, a first sleeve 403, a gear 404, a toothed plate 405, a supporting rod 406, a positioning inclined groove 407, a sliding groove 408, an air cylinder 409, a second motor 410, a push plate 411, a clamping supporting rod 412 and a spring 413, two sides of the inner wall of the first sleeve 403 are provided with a plurality of sliding grooves 408, each sliding groove 408 is slidably connected with the sliding rod 401 integrally arranged at two sides of the telescopic supporting rod 402, and shares the acting force borne by the output shaft of the second motor 410, the acting force received by the motor is reduced, so that the mechanical arm cannot generate offset in a static state, the polishing accuracy is accurate, and the service life of the equipment is prolonged.

It can be understood that in the present application, both ends of the bottom of the telescopic supporting rod 402 are fixedly connected with a toothed plate 405, wherein the toothed plate 405 on one side is engaged with the gear 404, the center of the side surface of the gear 404 is fixed at the end of the output shaft of the second motor 410, the first sleeve 403 is located on the same side surface of the fixed second motor 410 and is also fixedly connected with a cylinder 409, the output shaft of the cylinder 409 is fixedly connected with a push plate 411, both sides of the push plate 411 are fixedly connected with a plurality of springs 413 at equal intervals, the end of each spring 413 far away from the push plate 411 is fixedly connected with a clamping supporting rod 412, the side surface of the toothed plate 405 close to the cylinder 409 is fixedly connected with a plurality of supporting rods 406 at equal intervals, each supporting rod 406 corresponds to the teeth of the toothed plate 405, both upper and lower sides of each supporting rod 406 are provided with positioning inclined slots 407, the adjusting assembly 5 comprises a U-shaped rod 501, a rotating plate 502, a third motor 503, a grinding disc 504, an electric spindle 505, a shaft sleeve 506, a shaft hole 507 and a fixing rod 508, an electric spindle 505 is fixed on one side of the U-shaped rod 501, the electric spindle 505 fixedly penetrates through one side of the U-shaped rod 501 and is fixedly connected with a rotating plate 502, the side surface of the rotating plate 502 far away from the electric spindle 505 is rotatably connected with the U-shaped rod 501, the side surface of the rotating plate 502 is fixedly connected with a third motor 503, the output shaft of the third motor 503 is fixedly connected with a grinding disc 504, and the installation bottom plate 1 is provided with mechanical arm equipment, when the device is operated, the device can be horizontally rotated, the output shaft of the first motor 306 is connected with the hexagonal fixing rod 305 to align with the hexagonal clamping hole formed in the first sleeve 302, and the device can be conveniently butted, the clamping effect is provided for the mechanical arm in a static state after rotation, the condition that the sliding of the mechanical arm is carried out due to the looseness of the rotating shaft caused by the connection of the rotating shaft is prevented, when the mechanical arm is operated to extend and retract, the second motor 410 is started to rotate the gear 404 so as to move the gear, so that the telescopic strut 402 slides in the first sleeve 403.

This theory of operation of assembled lamp installing support polisher arm behind car: the installation base plate 1 is provided with mechanical arm equipment which can horizontally rotate when the equipment operates, an output shaft of a first motor 306 is connected with a hexagonal fixing rod 305 to align with a hexagonal clamping hole formed in a first sleeve 302, the mechanical arm is clamped in a static state after rotation while the butt joint is facilitated, the situation that the sliding of the mechanical arm is carried out due to the fact that a rotating shaft is loosened due to the connection of the rotating shaft is prevented, when the mechanical arm is controlled to stretch and retract, a second motor 410 is started to rotate a gear 404 so as to move the gear, so that a telescopic strut 402 slides in the first sleeve 403, the length of the mechanical arm is extended or shortened, when the mechanical arm is static, a cylinder 409 operates to push a push plate 411 to a toothed plate 405, clamping struts 412 on two sides of the push plate 411, positioning inclined grooves 407 formed in the side surfaces of the toothed plate 405 can enable teeth of the toothed plate 405 not to correspond to the positions of the clamping struts 412 and can bend springs to enable the clamping struts 412 to move between each tooth, thereby shared the effort that second motor 410 output shaft received, reduced the effort that the motor received, made the arm can not produce the problem of skew at static, accurate the degree of accuracy of polishing has improved the life of equipment.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a combination lamp installing support grinding arm behind car, includes mounting plate (1), its characterized in that: fixed surface installs electric turntable (2) on mounting plate (1), electric turntable (2) upper end is provided with two runner assembly (3) and two flexible arm subassembly (4), is close to electric turntable (2) the front end of runner assembly (3) is provided with flexible arm subassembly (4), the tip that mounting plate (1) were kept away from in flexible arm subassembly (4) still is provided with runner assembly (3), keeps away from mounting plate (1) the front end of runner assembly (3) is provided with flexible arm subassembly (4), keeps away from mounting plate (1) the front end of flexible arm subassembly (4) is provided with and rotates and can adjust mill (504) and carry out pivoted adjusting part (5) with driving mill (504).

2. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 1, characterized in that: the rotating assembly (3) comprises a first screw hole (301), a first sleeve (302), a rotating groove (303), a circular truncated cone (304), a hexagonal fixing rod (305), a first motor (306), a rotating plate (307), a hexagonal clamping hole (308) and a supporting plate (309), and the lower end of the circular truncated cone (304) is fixed at the upper end of the electric rotating table (2).

3. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 2, characterized in that: round hole that is used for depositing first motor (306) is offered in round platform (304), rotary trough (303) have been seted up to one side of round platform (304), it is connected with commentaries on classics board (307) that first sleeve (302) one side integration was equipped with to rotate on rotary trough (303), the output of first motor (306) is provided with hexagonal dead lever (305), hexagonal dead lever (305) chucking is inside hexagonal card hole (308), hexagonal card hole (308) are seted up and are located the side that sets up commentaries on classics board (307) in first sleeve (302).

4. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 3, characterized in that: hexagonal dead lever (305) are including card pole (305a), connecting rod (305b), card pole groove (305c), shaft hole (305d), protective sleeve (305f), second screw (305e), the one end of connecting rod (305b) is fixed continuous with the output shaft of first motor (306), the outer wall of connecting rod (305b) is the integration of annular equidistance with the centre of a circle of connecting rod (305b) and is provided with card pole (305 a).

5. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 4, characterized in that: protection sleeve (305f) center has been seted up shaft hole (305d), just the diameter in shaft hole (305d) is greater than the diameter of connecting rod (305b), the axle wall in shaft hole (305d) is provided with kelly groove (305c) with shaft hole (305d) annular equidistance integration, second screw (305e) have all been seted up on connecting rod (305b) and protection sleeve (305f), connecting rod (305b) and protection sleeve (305f) pass through bolt fastening, a plurality of first screw (301) have been seted up on first sleeve (302).

6. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 1, characterized in that: telescopic arm subassembly (4) include slide bar (401), telescopic support pole (402), first sleeve (403), gear (404), pinion rack (405), branch (406), location chute (407), spout (408), cylinder (409), second motor (410), push pedal (411), chucking branch (412), spring (413), a plurality of spouts (408) have been seted up to the inner wall both sides of first sleeve (403), every slide bar (401) that equal sliding connection telescopic support pole (402) both sides integration of spout (408) was equipped with.

7. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 6, characterized in that: two ends of the bottom of the telescopic supporting rod (402) are fixedly connected with toothed plates (405), wherein the toothed plates (405) on one side are meshed with the gears (404), the side center of the gear (404) is fixed at the end part of the output shaft of the second motor (410), the first sleeve (403) is also fixedly connected with an air cylinder (409) on the same side surface of the second motor (410), an output shaft of the air cylinder (409) is fixedly connected with a push plate (411), a plurality of springs (413) are fixedly connected with the two sides of the push plate (411) at equal intervals, the end part of each spring (413) far away from the push plate (411) is fixedly connected with a clamping support rod (412), the fixed a plurality of branches of side equidistance (406) that pinion rack (405) is close to cylinder (409), every tooth that branch (406) and pinion rack (405) were equipped with corresponds each other, every location chute (407) have all been seted up to the upper and lower both sides of branch (406).

8. The automotive rear combination lamp mounting bracket grinding mechanical arm according to claim 1, characterized in that: adjusting part (5) include U type pole (501), change board (502), third motor (503), mill (504), electricity main shaft (505), axle sleeve (506), shaft hole (507), dead lever (508), one side of U type pole (501) is fixed with electricity main shaft (505), electricity main shaft (505) is fixed to run through U type pole (501) one side and fixed connection and is changeed board (502), change the side rotation that board (502) kept away from electricity main shaft (505) and connect U type pole (501), the side fixed connection third motor (503) of changeing board (502), the output shaft fixed connection mill (504) of third motor (503).