CN217650408U - Grabbing mechanism - Google Patents

Abstract

The utility model belongs to the transportation field, in particular to snatch mechanism, its characterized in that, this mechanism is including main part, two splint and two drive assembly, the main part downside is provided with vacuum chuck, two drive assembly sets up respectively in the main part both sides, all is provided with the bearing subassembly that is used for the bearing goods on two splint, and two splint are connected with two drive assembly drives respectively to move about in the main part both sides respectively under two drive assembly drives. In the mechanism, goods are sucked by a vacuum chuck, then two clamping plates are driven to move on two sides of a main body by two driving assemblies, and the goods are supported by two supporting assemblies on the two clamping plates; through the cooperation jointly of vacuum chuck and two bearing subassemblies, should snatch the mechanism and can snatch the heavier goods of weight, and can guarantee at the in-process of transportation that the goods is difficult to drop to make the transportation of goods safer.

Description

Grabbing mechanism

Technical Field

The utility model belongs to the transportation field, in particular to snatch mechanism.

Background

In current transportation field, when the goods was transported, the manipulator that adopts to have vacuum chuck more snatchs the goods and transports, however this kind of mode exists two defects: (1) the weight of the grabbed goods is limited by the vacuum chuck, and when the weight of the goods is heavier, the goods are easy to fall off in the transferring process, so that the goods are damaged by falling down, and safety accidents are easy to occur; (2) when goods such as carton are being transported, be restricted to the bearing of carton itself, when the article of loading in the carton is heavier, the structure of bearing does not exist in carton below for the easy damage of carton below, split, lead to the article of loading in the carton to spill.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a first-order aim at provides a snatch mechanism, should snatch the mechanism and can snatch the heavier goods of weight, and can guarantee at the in-process of transportation that the goods is difficult to drop.

Another object of the utility model is to provide a snatch mechanism, should snatch the mechanism and when snatching the goods, can also carry out the bearing to the goods to make the transportation of goods safer.

In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model provides a snatch mechanism, its characterized in that, this mechanism is including main part, two splint and two drive assembly, the main part downside is provided with vacuum chuck, two drive assembly sets up respectively in the main part both sides, all is provided with the bearing subassembly that is used for the bearing goods on two splint, and two splint are connected with two drive assembly drives respectively to move about respectively in the main part both sides under two drive assembly drives. In the mechanism, goods are sucked by a vacuum chuck, then two clamping plates are driven to move on two sides of a main body by two driving assemblies, and the goods are supported by two supporting assemblies on the two clamping plates; through the cooperation jointly of vacuum chuck and two bearing subassemblies, should snatch the mechanism and can snatch the heavier goods of weight, and can guarantee at the in-process of transportation that the goods is difficult to drop to make the transportation of goods safer.

The principle of how the vacuum chuck sucks the goods is the prior art. The driving component can drive the clamping plate to move by adopting a cylinder or a motor and the like; the splint can move in a rotating way or in a translating way.

Further, be provided with the bearing subassembly more than two on the splint from top to bottom, the bearing subassembly is including bearing piece, spring post, spring, the activity of spring post sets up on splint, spring post one end runs through the splint outside and shows outside, and spring post one end is provided with and is used for supporting the portion of holding in the splint outside, the spring post opposite side runs through the splint inboard and is connected with bearing piece, the spring cup joints on the spring post, and the spring both ends are connected with bearing piece and splint inboard respectively. After the vacuum chuck absorbs goods, the two driving assemblies drive the two clamping plates to move on the two sides of the main body; at the moment, the bearing components on the two clamping plates are gradually closed, the bearing parts of the bearing components positioned on the two sides of the goods are extruded with the side surfaces of the goods, the corresponding spring columns are driven to move on the clamping plates, and meanwhile, the bearing parts are compressed; and the bearing components positioned below the two sides of the goods can bear the lower part of the goods. The design can accommodate goods of various sizes.

Furthermore, four bearing components are arranged on the clamping plate from top to bottom. A plurality of bearing components's setting on a splint for the bearing effect is better.

Furthermore, the bearing piece is overall in a long strip shape, the number of the spring columns and the number of the springs in one bearing assembly are two, the two spring columns are movably arranged on the clamping plate, the other sides of the two spring columns penetrate through the inner side of the clamping plate and are respectively connected with the two ends of the bearing piece, the two springs are respectively sleeved on the two spring columns, so that one ends of the two springs are respectively abutted against the inner side of the clamping plate, and the other ends of the two springs are respectively abutted against the two ends of the bearing piece. The shape setting of bearing piece to and be connected with two spring columns, make the bearing of bearing subassembly more stable.

Further, drive assembly is including the cylinder, and two splint upper ends are articulated respectively and are set up in the main part both sides, the bearing subassembly sets up at the splint lower extreme, two the output shaft of cylinder is connected with two splint medial surfaces respectively to it is rotatory so that two splint draw close or expand in the main part to drive two splint, and then carries out the bearing or breaks away from to the goods of vacuum chuck absorption. The cylinder output shaft can articulate at splint medial surface, also can directly support and hold at splint medial surface, and the flexible of the output shaft of cylinder can drive splint and rotate in the main part. The clamp plate is hinged with the output shaft of the cylinder, and various embodiments are provided; if the output shaft of the cylinder is hinged with a connecting rod, the other end of the connecting rod is hinged on the clamping plate; if a structure which can slide up and down is arranged on the clamping plate, the output shaft of the air cylinder is hinged on the sliding structure; if a sliding groove is formed in the clamping plate and arranged in the vertical direction of the clamping plate, the cylinder output shaft is hinged in the sliding groove, and the hinged position of the cylinder output shaft and the sliding groove can move relatively.

Further, the main part both sides are equallyd divide and are provided with first articulated elements, the fixed second articulated elements that is provided with of splint medial surface, first articulated elements one end is articulated to be set up in the main part, the articulated setting of first articulated elements other end is on the second articulated elements, just the cylinder output shaft also articulates with the second articulated elements. The output shaft of cylinder is flexible can be through the activity that drives first articulated elements, second articulated elements, and then drives the splint motion to drive two splint and open and shut.

Further, the main part both sides all are provided with articulated mounting, and articulated mounting is fixed at corresponding cylinder side end department, first articulated elements one end articulates on articulated mounting, first articulated elements other end articulates the setting in second articulated elements middle part department, and the cylinder output shaft articulates the setting on second articulated elements one end.

Further, the splint are including fixed plate and adjusting plate, the activity of adjusting plate upper end sets up on the fixed plate, the bearing subassembly sets up on the adjusting plate lower extreme, just drive assembly and fixed plate drive connection. The fixed plate and the adjusting plate can be arranged to adjust the overall length of the clamping plate through relative movement of the fixed plate and the adjusting plate, so that the mechanism can grab goods with more sizes.

The utility model has the advantages that the goods are sucked by the vacuum chuck, and then the two driving components drive the two clamping plates to move at the two sides of the main body, so that the goods are supported by the two supporting components on the two clamping plates; through the cooperation jointly of vacuum chuck and two bearing subassemblies, should snatch the mechanism and can snatch the heavier goods of weight, and can guarantee at the in-process of transportation that the goods is difficult to drop to make the transportation of goods safer.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle of the present invention.

Fig. 2 is a schematic structural diagram of a second view angle of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-2, a grabbing mechanism is characterized by comprising a main body 1, two clamping plates 2 and two driving assemblies 3, wherein a vacuum chuck 4 is arranged on the lower side of the main body 1, the two driving assemblies 3 are respectively arranged on two sides of the main body 1, supporting assemblies 5 for supporting cargos are respectively arranged on the two clamping plates 2, and the two clamping plates 2 are respectively in driving connection with the two driving assemblies 3 so as to respectively move on two sides of the main body 1 under the driving of the two driving assemblies 3.

In this embodiment, be provided with more than two bearing components 5 on splint 2 from top to bottom, bearing components 5 is including bearing 51, spring post 52, spring 53, the activity of spring post 52 sets up on splint 2, spring post 52 one end runs through the splint 2 outside and exposes to the outside, and spring post 52 one end is provided with and is used for supporting the portion 54 that holds in the splint 2 outside, spring post 52 opposite side runs through splint 2 inboard and is connected with bearing 51, spring 53 cup joints on spring post 52, and the spring 53 both ends are connected with bearing 51 and splint 2 inboard respectively.

In this embodiment, four supporting members 5 are disposed on the clamping plate 2 from top to bottom.

In this embodiment, the supporting member 51 is a long bar, the number of the spring columns 52 and the number of the springs 53 in one supporting assembly 5 are two, the two spring columns 52 are movably disposed on the clamping plate 2, the other sides of the two spring columns 52 penetrate through the inner side of the clamping plate 2 and are respectively connected to the two ends of the supporting member 51, the two springs 53 are respectively sleeved on the two spring columns 52, so that one ends of the two springs 53 are respectively abutted against the inner side of the clamping plate 2, and the other ends of the two springs 53 are respectively abutted against the two ends of the supporting member 51.

In this embodiment, drive assembly 3 is including cylinder 31, and two splint 2 upper ends are articulated respectively to be set up in 1 both sides of main part, and bearing subassembly 5 sets up at splint 2 lower extreme, and two cylinders 31's output shaft is connected with two 2 medial surfaces of splint respectively to drive two splint 2 and rotate on main part 1 so that two splint draw close or expand, and then carry out the bearing or break away from to the goods of vacuum chuck 4 absorption.

In this embodiment, the two sides of the main body 1 are respectively provided with a first hinge 32, the inner side of the clamping plate 2 is fixedly provided with a second hinge 33, one end of the first hinge 32 is hinged to the main body 1, the other end of the first hinge 32 is hinged to the second hinge 33, and the output shaft 34 of the cylinder 31 is also hinged to the second hinge 33.

Specifically, the hinge fixing members 35 are disposed on both sides of the main body 1, and the hinge fixing members 35 may be directly fixed on the main body 1, or one end of each hinge fixing member 35 may be fixed at the side end of the corresponding cylinder 31; one end of the first hinge member 32 is hinged to the other end of the hinge fixing member 35, the other end of the first hinge member 32 is hinged to the middle of the second hinge member 35, and the cylinder output shaft 34 is hinged to one end of the second hinge member 33; and the hinge fixing member 35 is located below the output shaft 34 of the corresponding cylinder, and the hinge fixing member 35, the output shaft 34 of the cylinder 31, the first hinge member 32 and the second hinge member 33 located at the same side of the main body 1 are located in the same plane.

In this embodiment, the clamping plate 2 comprises a fixing plate 21 and an adjusting plate 22, the upper end of the adjusting plate 22 is movably disposed on the outer side of the fixing plate 21, the supporting member is disposed on the lower end of the adjusting plate 22, and the first hinge member 32 is fixedly disposed on the inner side of the fixing plate 21. Specifically, the fixing plate 21 and the adjusting plate 22 are locked by a locking member (existing structure) to realize fixing after the positions of the fixing plate and the adjusting plate are adjusted; the retaining member is, for example, a bolt, and the retaining member is locked by matching with the retaining member by providing corresponding adjusting and fixing holes on the adjusting plate 22 and the fixing plate 21.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. The utility model provides a snatch mechanism, its characterized in that, this mechanism is including main part, two splint and two drive assembly, the main part downside is provided with vacuum chuck, two drive assembly sets up respectively in the main part both sides, all is provided with the bearing subassembly that is used for the bearing goods on two splint, and two splint are connected with two drive assembly drives respectively to move about in main part both sides respectively under two drive assembly drives.

2. The grabbing mechanism according to claim 1, wherein more than two bearing components are arranged on the clamping plate from top to bottom, each bearing component comprises a bearing piece, a spring column and a spring, the spring column is movably arranged on the clamping plate, one end of the spring column penetrates through the outer side of the clamping plate and is exposed outside, one end of the spring column is provided with a supporting portion used for supporting the outer side of the clamping plate, the other side of the spring column penetrates through the inner side of the clamping plate and is connected with the bearing piece, the springs are sleeved on the spring columns, and two ends of the springs are respectively connected with the inner sides of the bearing piece and the clamping plate.

3. The grasping mechanism according to claim 2, wherein four of the supporting members are disposed on the clamp plate from top to bottom.

4. The grasping mechanism according to claim 2, wherein the supporting member is a generally elongated bar, the number of the spring posts and the number of the springs in one supporting assembly are two, the two spring posts are movably disposed on the clamping plate, the other sides of the two spring posts penetrate through the inner side of the clamping plate and are connected with the two ends of the supporting member, the two springs are respectively sleeved on the two spring posts, so that one ends of the two springs are respectively abutted against the inner side of the clamping plate, and the other ends of the two springs are respectively abutted against the two ends of the supporting member.

5. The grabbing mechanism according to claim 1, wherein the driving assembly comprises an air cylinder, the upper ends of the two clamping plates are respectively hinged to two sides of the main body, the supporting assembly is arranged at the lower end of the clamping plate, and the output shafts of the two air cylinders are respectively connected with the inner sides of the two clamping plates so as to drive the two clamping plates to rotate on the main body to enable the two clamping plates to be close to or open, so that the goods sucked by the vacuum chuck can be supported or separated.

6. The grasping mechanism according to claim 5, wherein each side of the body is provided with a first hinge, the inner side of the clamp plate is fixedly provided with a second hinge, one end of the first hinge is hinged to the body, the other end of the first hinge is hinged to the second hinge, and the output shaft of the cylinder is also hinged to the second hinge.

7. The grasping mechanism according to claim 6, wherein the body is provided with a hinge fixing member at each of both sides thereof, the hinge fixing member is fixed at a side end of the corresponding cylinder, one end of the first hinge member is hinged to the hinge fixing member, the other end of the first hinge member is hinged to a middle portion of the second hinge member, and the cylinder output shaft is hinged to one end of the second hinge member.

8. The grasping mechanism according to claim 1, wherein the clamp plate includes a fixed plate and an adjusting plate, the upper end of the adjusting plate is movably disposed on the fixed plate, the supporting member is disposed on the lower end of the adjusting plate, and the driving member is drivingly connected to the fixed plate.

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