CN217475966U

CN217475966U - Mechanical automation grabbing device

Info

Publication number: CN217475966U
Application number: CN202123168313.2U
Authority: CN
Inventors: 万文璐; 叶小龙
Original assignee: Ningbo University of Technology
Current assignee: Ningbo University of Technology
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-09-23
Anticipated expiration: 2031-12-16

Abstract

The utility model belongs to the field of gripping devices, in particular to a mechanical automatic gripping device, aiming at the existing gripping device, the transmission structure is complex, the installation is complex, the precision is not high, the efficiency is low, and the clamping force can not be adjusted mostly, so that the problem that the article is damaged by being clamped by overlarge clamping force or the article slides down due to the undersize clamping force is easy to occur, the following proposal is proposed, which comprises a base, a fixed frame is fixedly connected with the side end of the base, a driving mechanism is arranged inside the fixed frame, a clamping mechanism is arranged at the side end of the fixed frame, the utility model drives the clamping mechanism to operate through the driving mechanism, and the clamping mechanism avoids two clamping fixture blocks from directly contacting with a clamped object through a buffer mechanism after clamping the object, in the utility model, the used parts are less, the installation is simple, the precision is high, and the efficiency is high, and the problem that the article is damaged by being clamped by overlarge clamping force or the article slides down due to the undersize clamping force is avoided.

Description

Mechanical automation grabbing device

Technical Field

The utility model relates to a grabbing device technical field especially relates to a mechanical automation grabbing device.

Background

In recent years, in the automatic production process of industry and the like, automatic grabbing devices are needed in many places, automatic grabbing is realized through an automatic control system, so that the industrial production can be realized, the labor intensity can be reduced, and the labor efficiency can be improved.

However, the gripping device used in the market generally needs to use more electrical equipment and gear mechanical structures, so that the transmission structure is complex, the installation is complicated, the precision is not high, the efficiency is low, the clamping force can not be adjusted, the article is easy to fall off due to the fact that the article is damaged by excessive clamping force or the clamping force is too small, and the gripping device capable of stably and safely clamping the article is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having grabbing device among the prior art and have the transmission structure more complicated, install loaded down with trivial details, the precision is not high, and is inefficient, and can not adjust the clamping force degree mostly, appears the too big problem of article landing that causes of pressing from both sides bad article or clamping force undersize of clamping force easily, and a mechanical automation grabbing device who provides.

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

the utility model provides a mechanical automation grabbing device, includes the base, the fixed frame of side fixedly connected with of base, the inside of fixed frame is provided with actuating mechanism, the side of fixed frame is provided with fixture, the side of fixed frame be provided with fixture fixed connection's buffer gear.

As the utility model discloses further scheme again, actuating mechanism includes motor and two gears, motor fixed connection is in the inner wall of fixed frame, and the output shaft of motor rotates to run through in the side of fixed frame and upwards extend, is located left one gear fixed connection is in the output shaft of motor, is located the right side gear revolve connects in the side of fixed frame, and two gear intermeshing.

As the utility model discloses further scheme again, fixture includes two connecting rods, two connecting plates, two dead levers, two fixed blocks and two centre gripping fixture blocks, two the connecting rod rotates respectively to be connected in the upper end of two gears, two the dead lever is fixed connection respectively in the both sides end of fixed frame, two the end of keeping away from mutually of connecting plate rotates respectively to be connected in the side of two dead levers, two the end that is close to mutually of connecting plate rotates respectively to be connected in the side of two connecting rods, two the fixed block is fixed connection respectively in the side of two connecting plates, two centre gripping fixture block is fixed connection respectively in the side of two fixed blocks.

As the utility model discloses the scheme of furtherly again, buffer gear includes a plurality of miniature oil buffer and two grip blocks, and is a plurality of miniature oil buffer is fixed connection respectively in the near-end, two of leaning on mutually of two centre gripping fixture blocks the grip block is fixed connection respectively in a plurality of miniature oil buffer's output shaft.

As a further proposal, two the near ends of the clamping plates close to each other are all provided with rubber non-slip mats.

As the utility model discloses further scheme again, two the length of connecting plate all is less than the length of two fixed rods.

Compared with the prior art, the beneficial effects of the utility model are that:

1. under the drive through motor among the actuating mechanism, the output shaft drive of motor is located left gear rotation, and two gear intermeshing connect simultaneously, consequently receive two gears under the drive of motor and do the syntropy rotation of same speed, and then the drive operates with the fixture that two gear revolve are connected, and this mechanism uses the part less, has the installation simply, and the precision is high, efficient advantage.

2. Through two connecting rods that are connected with two gear rotation in the fixture, can drive two connecting rods after two gear rotation and encircle two gears and rotate, two connecting rods receive the constraint effect of two connecting plates respectively, and the end of keeping away from mutually of two connecting plates is fixed respectively at the side of two dead levers, consequently can only be close to the near end along two connecting plates and do the circumference function, and then drive two fixed blocks and do and be close to mutually or keep away from the displacement mutually, thereby drive two centre gripping fixture blocks and do and be close to mutually or keep away from the displacement mutually, and then carry out the centre gripping with article.

3. Through a plurality of miniature oil buffers that set up among the buffer gear, after article were held to two centre gripping fixture blocks, two grip blocks contacted article and received in pressure transfer to a plurality of miniature oil buffers, and then two grip blocks extrude to keeping away from the direction mutually, reach and remain stable behind a plurality of miniature oil buffers's the extrusion limit, this mechanism avoids two centre gripping fixture blocks directly to contact with centre gripping article, and then avoids appearing the problem of article landing that the too big clamp of clamping-force damaged article or clamping-force undersize caused.

The utility model discloses in, drive the fixture function through actuating mechanism, fixture avoids two centre gripping fixture blocks to directly contact with centre gripping article through buffer gear behind centre gripping article, the utility model discloses in, use the part less, it is simple to have the installation, and the precision is high, efficient advantage, and avoid appearing the problem of the article landing that the too big bad article of clamp or the grip strength undersize caused of clamping-force.

Drawings

Fig. 1 is a top view of a mechanical automated gripping device according to the present invention;

fig. 2 is a bottom view of the mechanical automatic gripping device according to the present invention;

fig. 3 is a cross-sectional view of a mechanical automated gripping device according to the present invention;

fig. 4 is a front view of the mechanical automatic gripping device provided by the utility model.

In the figure: 1. a base; 2. a fixing frame; 3. fixing the rod; 4. a motor; 5. a gear; 6. a connecting rod; 7. a connecting plate; 8. a fixed block; 9. clamping a fixture block; 10. a micro-hydraulic buffer; 11. and (4) clamping the plate.

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.

Example one

Referring to fig. 1-4, a mechanical automation grabbing device, including base 1, the fixed frame 2 of base 1's side fixedly connected with, the inside of fixed frame 2 is provided with actuating mechanism, and the side of fixed frame 2 is provided with fixture, and the side of fixed frame 2 is provided with the buffer gear with fixture fixed connection, drives the fixture function through actuating mechanism, and fixture avoids two centre gripping fixture blocks 9 directly to contact with centre gripping article through buffer gear behind the centre gripping article, the utility model discloses in, use the part less, have the installation simple, the precision is high, efficient advantage, and avoid appearing the problem of the too big article of the clamp of clamping-force or the article landing that the clamping-force undersize caused.

Example two

Referring to fig. 1-4, the utility model provides a new technical scheme: a mechanical automatic gripping device comprises a base 1, a fixed frame 2 is fixedly connected with the side end of the base 1, a driving mechanism is arranged inside the fixed frame 2, a clamping mechanism is arranged at the side end of the fixed frame 2, a buffer mechanism fixedly connected with the clamping mechanism is arranged at the side end of the fixed frame 2, the driving mechanism drives the clamping mechanism to operate, and the clamping mechanism avoids two clamping fixture blocks 9 from directly contacting with a clamped object through the buffer mechanism after clamping the object, the utility model has the advantages of fewer used parts, simple installation, high precision and high efficiency, and avoids the problem of object sliding caused by excessive clamping force and object clamping or excessively small clamping force, the driving mechanism comprises a motor 4 and two gears 5, the motor 4 is fixedly connected with the inner wall of the fixed frame 2, and the output shaft of the motor 4 rotates to penetrate through the side end of the fixed frame 2 and extends upwards, the gear 5 positioned on the left side is fixedly connected to an output shaft of the motor 4, the gear 5 positioned on the right side is rotatably connected to the side end of the fixed frame 2, the two gears 5 are meshed with each other, the output shaft of the motor 4 drives the gear 5 positioned on the left side to rotate, and meanwhile, the two gears 5 are meshed with each other to be connected, so that the two gears 5 are driven by the motor 4 to rotate in the same speed and in different directions, and further drive a clamping mechanism which is rotatably connected with the two gears 5 to operate, the clamping mechanism comprises two connecting rods 6, two connecting plates 7, two fixing rods 3, two fixing blocks 8 and two clamping blocks 9, the two connecting rods 6 are respectively rotatably connected to the upper ends of the two gears 5, the two fixing rods 3 are respectively fixedly connected to the two side ends of the fixed frame 2, the far ends of the two connecting plates 7 are respectively rotatably connected to the side ends of the two fixing rods 3, and the near ends of the two connecting plates 7 are respectively rotatably connected to the side ends of the two connecting rods 6, the two fixing blocks 8 are respectively and fixedly connected to the side ends of the two connecting plates 7, the two clamping fixture blocks 9 are respectively and fixedly connected to the side ends of the two fixing blocks 8, the two gears 5 can drive the two connecting rods 6 to rotate around the two gears 5 after rotating, the two connecting rods 6 are respectively constrained by the two connecting plates 7, and the far ends of the two connecting plates 7 are respectively and fixedly connected to the side ends of the two fixing rods 3, so that the two connecting rods 7 can only do circumferential operation along the near ends of the two connecting plates 7, and further the two fixing blocks 8 are driven to do near or far displacement, so that the two clamping fixture blocks 9 are driven to do near or far displacement, and further objects are clamped, the buffer mechanism comprises a plurality of micro oil pressure buffers 10 and two clamping plates 11, the plurality of micro oil pressure buffers 10 are respectively and fixedly connected to the near ends of the two clamping fixture blocks 9, and the two clamping plates 11 are respectively and fixedly connected to the output shafts of the plurality of micro oil pressure buffers 10, two grip blocks 11 contact the pressure that article received and transmit to a plurality of miniature oil buffer 10 in, and then two grip blocks 11 extrude to keeping away from the direction mutually, reach and remain stable after a plurality of miniature oil buffer 10's the extrusion limit, this mechanism avoids two centre gripping fixture blocks 9 directly to contact with centre gripping article, and then avoid appearing the problem of the too big bad article of centre gripping or the article landing that the grip strength undersize caused of centre gripping, the near-end that leans on mutually of two grip blocks 11 all is provided with the rubber slipmat, the rubber slipmat set up the frictional force between increase and the centre gripping article, improve the success rate of centre gripping, the length of two connecting plates 7 all is less than the length of two dead levers 3, prevent that two connecting plates 7 can touch fixed frame 2.

The working principle is as follows: the base 1 is fixed at a place needing to work, when an article needs to be clamped, the motor 4 is started, an output shaft of the motor 4 drives the gear 5 positioned on the left side to rotate, and meanwhile, the two gears 5 are meshed with each other to be connected, so that the two gears 5 are driven by the motor 4 to rotate at the same speed and in different directions, and further, the clamping mechanism rotationally connected with the two gears 5 is driven to operate, the two gears 5 can drive the two connecting rods 6 to rotate around the two gears 5 after rotating, the two connecting rods 6 are respectively constrained by the two connecting plates 7, the far ends of the two connecting plates 7 are respectively fixed at the side ends of the two fixing rods 3, so that the two connecting plates 7 can only do circumferential operation near the near ends of the two connecting plates 7, and further drive the two fixing blocks 8 to do near or far displacement, thereby driving the two clamping blocks 9 to do near or far displacement, and further clamp the article, after the two clamping blocks 9 clamp the object, the pressure applied to the object by the two clamping plates 11 is transmitted to the plurality of micro oil buffers 10, and then the two clamping plates 11 are extruded towards the direction away from each other, and are kept stable after reaching the extrusion limit of the plurality of micro oil buffers 10, and then the object is clamped.

However, as is well known to those skilled in the art, the working principle and wiring method of the motor 4 are common and are conventional means or common knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.

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 design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mechanical automation grabbing device, includes base (1), its characterized in that, the fixed frame (2) of side fixedly connected with of base (1), the inside of fixed frame (2) is provided with actuating mechanism, the side of fixed frame (2) is provided with fixture, the side of fixed frame (2) be provided with fixture fixed connection's buffer gear.

2. The mechanical automated gripping device according to claim 1, characterized in that the driving mechanism comprises a motor (4) and two gears (5), the motor (4) is fixedly connected to the inner wall of the fixed frame (2), the output shaft of the motor (4) is rotatably penetrated through the side end of the fixed frame (2) and extends upwards, one of the gears (5) on the left side is fixedly connected to the output shaft of the motor (4), the gear (5) on the right side is rotatably connected to the side end of the fixed frame (2), and the two gears (5) are engaged with each other.

3. The mechanical automated gripping device according to claim 2, characterized in that the gripping means comprise two connecting rods (6), two connecting plates (7), two dead lever (3), two fixed block (8) and two centre gripping fixture block (9), two connecting rod (6) rotate respectively to be connected in the upper end of two gear (5), two dead lever (3) fixed connection respectively in the both sides of fixed frame (2), two keep away from the end respectively and rotate the side of connecting in two dead lever (3), two of connecting plate (7) be close to the end respectively and rotate the side of connecting in two connecting rod (6), two fixed block (8) fixed connection respectively in the side of two connecting plate (7), two centre gripping fixture block (9) fixed connection respectively in the side of two fixed block (8).

4. The mechanical automatic gripping device according to claim 3, wherein the buffer mechanism comprises a plurality of micro hydraulic buffers (10) and two clamping plates (11), the plurality of micro hydraulic buffers (10) are respectively fixedly connected to the near ends of the two clamping blocks (9), and the two clamping plates (11) are respectively fixedly connected to the output shafts of the plurality of micro hydraulic buffers (10).

5. The mechanical automated gripping device according to claim 4, characterized in that the adjacent ends of the two clamping plates (11) are provided with rubber anti-slip pads.

6. The mechanical automated gripping device according to claim 5, characterized in that the length of both of the connection plates (7) is less than the length of both of the fixing bars (3).