CN211053730U

CN211053730U - Precision machinery part snatchs mechanism

Info

Publication number: CN211053730U
Application number: CN201922284103.6U
Authority: CN
Inventors: 钟贻明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-21
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses an accurate machine part snatchs mechanism, including the montant, the equal fixedly connected with L shape pole of the left and right sides lower extreme of montant, the below of two L shape poles is equipped with the first pole of snatching that two symmetries set up, the lower extreme of two L shape poles all rotates with the pole wall middle part of two first poles of snatching respectively through first pivot to be connected, the lower extreme of two first poles of snatching all rotates through the second axle pin to be connected with the second and snatchs the pole, the axle wall movable sleeve of second axle pin is equipped with torque spring, torque spring one end snatchs pole fixed connection with first, torque spring's the other end snatchs pole fixed connection with the second, the inside of montant is equipped with telescopic machanism and is connected with the upper end of two first poles of snatching through telescopic machanism, the utility model discloses can effectually put accurate machine part to different shapes and different positions and snatch, and.

Description

Precision machinery part snatchs mechanism

Technical Field

The utility model relates to a snatch technical field of the mechanism, especially relate to an accurate machine part snatchs mechanism.

Background

Since the advent of machinery, there have been corresponding mechanical parts. But as a discipline, the mechanical parts are separated from the mechanical structure and mechanics. With the development of the mechanical industry, new design theories and methods, new materials and new processes appear, and mechanical parts enter a new development stage.

Mechanical part is in industrial production in-process, often need use to snatch the mechanism and snatch mechanical part from the conveying bench, and among the prior art, when using to snatch the mechanism and snatch precision machine part, can cause precision machine part to damage because the dynamics of snatching is too big sometimes, causes economic loss, consequently provides a precision machine part and snatchs mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art and using when snatching the mechanism and snatching precision machine part, can cause precision machine part to damage because snatch the dynamics too big sometimes, cause economic loss problem, and the precision machine part that proposes snatchs the mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a precision machinery part snatchs mechanism, includes the montant, the equal fixedly connected with L shape pole of the left and right sides lower extreme of montant, two the below of L shape pole is equipped with the first pole of snatching that two symmetries set up, two the lower extreme of L shape pole all rotates with the pole wall middle part of two first poles of snatching respectively through first pivot and is connected, two the lower extreme of first pole of snatching all rotates through the second pivot and is connected with the second and snatchs the pole, the axle wall movable sleeve of second pivot is equipped with torsion spring, torsion spring one end and first pole fixed connection of snatching, torsion spring's the other end and second snatch pole fixed connection, the inside of montant is equipped with telescopic machanism and is connected with the upper end of two first poles of snatching through telescopic machanism, the top of montant is equipped with the drive case, the upper end of montant still fixedly connected with the pivot, the upper end of pivot runs through the lower lateral wall of drive case and extends to the inside of drive case, and the pivot is connected with the pivot through first.

Preferably, telescopic machanism includes pneumatic rod and U-shaped pole, the cavity has been seted up to the inside top of the pole wall of montant, the pneumatic rod is located the fixed setting in inside of cavity, the output pole of pneumatic rod runs through the lower lateral wall of cavity and extends to the below of montant, the lower lateral wall of cavity set up with the output pole assorted through-hole of pneumatic rod, pole middle part fixed connection, two at the bottom of pneumatic rod's lower extreme and the U-shaped pole, first pole wall upper end of snatching the pole all seted up with U-shaped pole assorted waist shape hole, the both ends of U-shaped pole insert the inside in two waist shape holes respectively and swing joint with it.

Preferably, rotary mechanism includes driving motor, worm wheel and worm, the upper end fixed connection of worm wheel and pivot, the worm is located the inside of drive case and transversely sets up and is connected with the worm wheel meshing, both ends all rotate with two inside walls of the left and right sides of drive case respectively through second antifriction bearing about the worm and are connected, driving motor and the right lateral wall fixed connection of drive case, and driving motor's output rotates through the shaft coupling and is connected with the connecting axle, the left end of connecting axle extends to the inside and the fixedly connected with driving gear of drive case, the connecting axle rotates through third antifriction bearing and drive case to be connected, the fixed driven gear that has cup jointed at the pole wall right-hand member of worm, the driving gear is connected with the driven gear meshing.

Preferably, the diameter of the driving gear is smaller than that of the driven gear.

Preferably, the upper end fixedly connected with mounting panel of drive case, the mounting hole has all been seted up to the upper end four corners department of mounting panel.

Preferably, two the equal fixedly connected with slipmat of lower extreme of second grabbing pole, two a plurality of evenly distributed's antiskid ribbed tile is all seted up to the relative both sides of slipmat.

Compared with the prior art, the utility model provides a precision machine part snatchs mechanism possesses following beneficial effect:

1. this precision machine part snatchs mechanism snatchs pole, two first pole, two second snatchs pole, two torsion spring and telescopic machanism mutually support through the montant that is equipped with, two L shape poles, be convenient for snatch precision machine part, and avoid snatching the too big part damage that causes of dynamics.

2. This precision machine part snatchs mechanism, through the montant, the drive box that are equipped with and rotary mechanism mutually support, be convenient for to two first snatchs the pole and two second snatch the direction of snatching of pole and rotate, be convenient for snatch the inseparable machine part of different shapes and different locating position.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectually put precision machine part to different shapes and different positions and snatch, and avoid snatching the too big part damage that causes of dynamics, the people of being convenient for use.

Drawings

Fig. 1 is a schematic structural diagram of a precision mechanical part grabbing mechanism provided by the present invention;

fig. 2 is a schematic structural diagram of a part a of the precision mechanical part grabbing mechanism provided by the utility model.

In the figure, 1 vertical rod, 2L-shaped rod, 3 first grabbing rod, 4 second grabbing rod, 5 torsion springs, 6 driving boxes, 7 pneumatic rods, 8U-shaped rods, 9 driving motors, 10 worm wheels, 11 worms, 12 driving gears, 13 driven gears, 14 mounting plates and 15 non-slip mats.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a precision mechanical part grabbing mechanism, including a vertical rod 1, L-shaped rods 2 are fixedly connected to the lower ends of the left side and the right side of the vertical rod 1, two first grabbing rods 3 symmetrically arranged are arranged below the two L-shaped rods 2, the lower ends of the two L-shaped rods 2 are respectively rotatably connected to the middle portions of the rod walls of the two first grabbing rods 3 through first shaft pins, the lower ends of the two first grabbing rods 3 are respectively rotatably connected to second grabbing rods 4 through second shaft pins, a torsion spring 5 is movably sleeved on the shaft wall of each second shaft pin, one end of each torsion spring 5 is fixedly connected to the corresponding first grabbing rod 3, the other end of each torsion spring 5 is fixedly connected to the corresponding second grabbing rod 4, a telescopic mechanism is arranged inside the vertical rod 1 and is connected to the upper ends of the two first grabbing rods 3 through the telescopic mechanism, a driving box 6 is arranged above the vertical rod 1, a rotating shaft is also fixedly connected to the upper end of the vertical rod 1, the upper end of the rotating shaft penetrates through the lower side wall of the driving box 6 and extends to the inside of the driving box 6, and is connected to the.

The telescopic mechanism comprises an air pressure rod 7 and a U-shaped rod 8, a cavity is formed above the inner part of the rod wall of the vertical rod 1, the air pressure rod 7 is fixedly arranged in the cavity, an output rod of the air pressure rod 7 penetrates through the lower side wall of the cavity and extends to the lower part of the vertical rod 1, a through hole matched with the output rod of the air pressure rod 7 is formed in the lower side wall of the cavity, the lower end of the air pressure rod 7 is fixedly connected with the middle part of the bottom rod of the U-shaped rod 8, waist-shaped holes matched with the U-shaped rods 8 are formed in the upper ends of the rod walls of the two first grabbing rods 3, two ends of the U-shaped rod 8 are respectively inserted into the inner parts of the waist-shaped holes and movably connected with the waist-shaped holes, the output rod of the air pressure rod 7 moves downwards to drive the U-shaped rods 8 to move downwards, the U-shaped rods 8 move downwards to enable the two first grabbing rods 3 to respectively rotate around the two first axis pins, the two, when the output rod of the pneumatic rod 7 moves upwards, the two second grabbing rods 4 can be closed and grabbed.

The rotating mechanism comprises a driving motor 9, a worm wheel 10 and a worm 11, the worm wheel 10 is fixedly connected with the upper end of a rotating shaft, the worm 11 is transversely arranged in the driving box 6 and is meshed with the worm wheel 10, the left end and the right end of the worm 11 are respectively and rotatably connected with the left inner side wall and the right inner side wall of the driving box 6 through second rolling bearings, the driving motor 9 is fixedly connected with the right outer side wall of the driving box 6, the output end of the driving motor 9 is rotatably connected with a connecting shaft through a coupler, the left end of the connecting shaft extends into the driving box 6 and is fixedly connected with a driving gear 12, the connecting shaft is rotatably connected with the driving box 6 through a third rolling bearing, a driven gear 13 is fixedly sleeved at the right end of the rod wall of the worm 11, the driving gear 12 is meshed with the driven gear 13, the driving, driven gear 13 takes worm 11 rotatory, and worm 11 drives worm wheel 10 rotatory, and worm wheel 10 drives montant 1 through the pivot and rotates to montant 1 drives two first poles 3 and two second poles 4 that snatch and rotate, is convenient for adjust and snatchs the direction.

The diameter of the driving gear 12 is smaller than that of the driven gear 13, so that the rotation speed of the driven gear 13 can be reduced, and the rotation speed of the worm gear 10 and the vertical rod 1 can be reduced.

The upper end fixedly connected with mounting panel 14 of drive box 6, the mounting hole has all been seted up to the upper end four corners department of mounting panel 14, is convenient for install fixedly snatching the mechanism.

The equal fixedly connected with slipmat 15 of lower extreme that two seconds snatched pole 4, a plurality of evenly distributed's antiskid groove has all been seted up to two 15 relative both sides of slipmat, can make two seconds snatch pole 4 and snatch machine part more firmly.

In the utility model, when in use, the output rod of the air pressure rod 7 moves downwards to drive the U-shaped rod 8 to move downwards, the U-shaped rod 8 moves downwards to enable the two first grabbing rods 3 to rotate around the two first axis pins respectively, the two first grabbing rods 3 drive the two second grabbing rods 4 to rotate, thereby the two second grabbing rods 4 can be opened, the two second grabbing rods 4 are placed at the outer sides of the precision parts, the air pressure rod 7 is started in the direction, the output rod of the air pressure rod 7 moves upwards to enable the two second grabbing rods 4 to be closed and grasped, thereby the precision mechanical parts can be grabbed, the torsion spring 5 arranged can apply elasticity to the first grabbing rods 3 and the second grabbing rods 4, thereby the second grabbing rods 4 can be buffered, the damage to the precision mechanical parts caused by excessive grabbing force is avoided, the driving motor 9 drives the driving gear 12 to rotate, the driving gear 12 drives the driven gear 13 to rotate, the driven gear 13 drives the worm 11 to rotate, the worm 11 drives the worm wheel 10 to rotate, and the worm wheel 10 drives the vertical rod 1 to rotate through the rotating shaft, so that the vertical rod 1 drives the two first grabbing rods 3 and the two second grabbing rods 4 to rotate, and the grabbing direction is convenient to adjust.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a precision machinery part snatchs mechanism, includes montant (1), its characterized in that, the equal fixedly connected with L shape pole (2) of the left and right sides lower extreme of montant (1), two the below of L shape pole (2) is equipped with the first pole (3) of snatching that two symmetries set up, two the lower extreme of L shape pole (2) all rotates through first pivot respectively with the pole wall middle part of two first grabbing pole (3) and is connected, two the lower extreme of first grabbing pole (3) all rotates through the second axis pin and is connected with the second and snatchs pole (4), the axle wall movable sleeve of second axis pin is equipped with torque spring (5), torque spring (5) one end and first pole (3) fixed connection of snatching, torque spring (5)'s the other end and second snatch pole (4) fixed connection, the inside of montant (1) is equipped with telescopic machanism and snatchs the upper end of two first poles (3) through telescopic machanism and is connected, the top of montant (1) is equipped with drive case (6) and the pivot drive case (6) and the lower side of the drive case (6) and the drive case is connected through the pivot (6) and the inside of antifriction bearing and the rotary mechanism (6) and the pivot drive case, the pivot is connected.

2. The precision machinery part grabbing mechanism of claim 1, wherein the telescopic mechanism comprises a pneumatic rod (7) and a U-shaped rod (8), a cavity is formed above the inner portion of the rod wall of the vertical rod (1), the pneumatic rod (7) is located in the cavity and fixedly arranged inside the cavity, an output rod of the pneumatic rod (7) penetrates through the lower side wall of the cavity and extends to the lower portion of the vertical rod (1), a through hole matched with the output rod of the pneumatic rod (7) is formed in the lower side wall of the cavity, the lower end of the pneumatic rod (7) is fixedly connected with the middle of a bottom rod of the U-shaped rod (8), waist-shaped holes matched with the U-shaped rod (8) are formed in the upper ends of the rod walls of the two first grabbing rods (3), and the two ends of the U-shaped rod (8) are respectively inserted into the two waist-shaped holes and movably connected with the two waist-shaped holes.

3. The precision machinery part grabbing mechanism of claim 1, wherein the rotating mechanism comprises a driving motor (9), a worm wheel (10) and a worm (11), the worm wheel (10) is fixedly connected with the upper end of a rotating shaft, the worm (11) is transversely arranged inside the driving box (6) and is meshed with the worm wheel (10), the left end and the right end of the worm (11) are respectively and rotatably connected with the left inner side wall and the right inner side wall of the driving box (6) through second rolling bearings, the driving motor (9) is fixedly connected with the right outer side wall of the driving box (6), the output end of the driving motor (9) is rotatably connected with a connecting shaft through a coupler, the left end of the connecting shaft extends to the inside of the driving box (6) and is fixedly connected with a driving gear (12), and the connecting shaft is rotatably connected with the driving box (6) through a third rolling bearing, the right end of the rod wall of the worm (11) is fixedly sleeved with a driven gear (13), and the driving gear (12) is meshed with the driven gear (13).

4. A precision mechanical part grabbing mechanism according to claim 3 wherein the diameter of said driving gear (12) is smaller than the diameter of said driven gear (13).

5. The precision mechanical part grabbing mechanism of claim 1, wherein a mounting plate (14) is fixedly connected to the upper end of the driving box (6), and mounting holes are formed in four corners of the upper end of the mounting plate (14).

6. The precision mechanical part grabbing mechanism of claim 1, wherein the lower ends of the two second grabbing bars (4) are fixedly connected with anti-skid pads (15), and a plurality of evenly distributed anti-skid grooves are formed in two opposite sides of the two anti-skid pads (15).