CN211615655U

CN211615655U - Grabbing device of forklift gantry

Info

Publication number: CN211615655U
Application number: CN202020136010.9U
Authority: CN
Inventors: 俞敏钢; 欧国权
Original assignee: Hangzhou Forklift Gantry Co ltd
Current assignee: Hangzhou Forklift Gantry Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-02
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses a grabbing device of fork truck portal relates to grabbing device's technical field. In prior art, operating personnel need carry out large batch transport with the fork truck portal. In this process, operating personnel need consume a large amount of physical power and carry, and efficiency is lower. This scheme includes the base, rotates the first centre gripping arm of being connected, rotates the second centre gripping arm of being connected with first centre gripping arm with the base, installs in the terminal clamping jaw subassembly of second centre gripping arm, clamping jaw subassembly installs in a plurality of centre gripping subassemblies of fixed plate below including the fixed plate with second centre gripping arm end-to-end connection, and the centre gripping subassembly is including two-way lead screw and install respectively in two supporting seats at two-way lead screw both ends and symmetrical arrangement, one side that the second centre gripping arm was kept away from to the fixed plate is installed a plurality of centre gripping subassemblies, and the both ends symmetry of two-way lead screw is provided with two clamping parts, is equipped with the centre gripping district between two clamping parts. This scheme has the function of avoiding artifical transport, and improves the production efficiency of enterprise.

Description

Grabbing device of forklift gantry

Technical Field

The utility model belongs to the technical field of grabbing device's technique and specifically relates to a grabbing device of fork truck portal is related to.

Background

The forklift gantry is a main weighing structure for lifting goods by a forklift. Forklift gantries are typically comprised of an inner gantry, an outer gantry, a fork carriage, and the like. In the production process of fork truck, the step of spraying paint of fork truck portal is indispensable, and the fork truck portal needs operating personnel to lift the fork truck portal of piling together one by one at the in-process of spraying paint on the production assembly line, carries out the preparation of spraying paint, piles up the arrangement with the fork truck portal again after finishing spraying paint. In prior art, the transport of material often need use the robotic arm to carry the goods, but owing to lack the special fixture that carries out the centre gripping specially to the fork truck portal, causes the fork truck portal to need the manual work to carry, influences the production efficiency of enterprise.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a grabbing device of fork truck portal, this scheme has the function of avoiding artifical transport, and improves the production efficiency of enterprise.

In order to achieve the above purpose, the utility model adopts the following technical scheme: through adopting above-mentioned technical scheme, a grabbing device of fork truck portal, including the base, rotate first centre gripping arm of being connected, rotate second centre gripping arm of being connected, be used for the drive with first centre gripping arm and second centre gripping arm pivoted drive arrangement, drive arrangement is equipped with two sets ofly and connects respectively between first centre gripping arm and base, between second centre gripping arm and the first centre gripping arm, second centre gripping arm is installed in the one end that the base was kept away from to first centre gripping arm, the one end that first centre gripping arm was kept away from to second centre gripping arm is installed clamping jaw subassembly, its characterized in that: the clamping jaw assembly comprises a fixed plate, one side of the fixed plate is connected with the second clamping arm, a plurality of clamping assemblies are mounted on the other side of the fixed plate, and the clamping assemblies are arranged at intervals and are arranged in parallel; the clamping assembly comprises a bidirectional screw rod and two supporting seats which are respectively arranged at two ends of the bidirectional screw rod and are symmetrically arranged, the two supporting seats are arranged at one side of the fixing plate, which is far away from the second clamping arm, and are rotatably connected with the bidirectional screw rod, a guide rod is further arranged between the two supporting seats, the guide rod and the bidirectional screw rod are arranged in parallel, and the clamping assembly further comprises a driving piece for driving the bidirectional screw rod to rotate; the two ends of the bidirectional screw rod are symmetrically provided with two clamping parts, the clamping parts are located between the supporting seats, the clamping parts are in threaded connection with the bidirectional screw rod and are in sliding connection with the guide rod, and a clamping area is arranged between the clamping parts.

By adopting the technical scheme, when the stacked forklift gantries need to be clamped, the driving device drives the first clamping arm and the second clamping arm to rotate, so that the clamping jaw assembly is driven to move in the space; then the driving piece drives the bidirectional screw rod to rotate, the bidirectional screw rod drives the clamping part to rotate, and the threads at the two ends of the bidirectional screw rod are reversed, so that the clamping part is closed to the middle, and the clamping of the forklift gantry is completed.

Further setting up, the centre gripping auxiliary rod of supporting rod lower extreme is located including supporting rod and slip cap to the clamping part, the supporting rod sets up with two-way lead screw threaded connection and with guide bar sliding connection, the lateral wall of supporting rod is equipped with a plurality of regulation holes along length direction, and is a plurality of the regulation hole runs through the lateral wall of supporting rod and centre gripping auxiliary rod in proper order, arbitrary install first retaining member in the regulation hole.

Through adopting above-mentioned technical scheme, can install first retaining member in the regulation hole of difference, adjust the extension length of flexible auxiliary rod to can adjust the thickness of the clamp work piece of clamping jaw assembly's clamp, with the fork truck portal that adapts to different thickness, strengthened grabbing device's compatibility.

Further setting, it has two bar grooves that are parallel to each other to run through on the fixed plate, the length direction of bar groove with the direction of arranging of centre gripping subassembly is parallel, every group the supporting seat at centre gripping subassembly both ends is followed two respectively the length direction sliding connection of bar groove sets up, be provided with the second retaining member between supporting seat and the bar groove.

Through adopting above-mentioned technical scheme, can adjust the interval of a plurality of centre gripping subassemblies to the centre gripping of the fork truck portal of different width has been strengthened grabbing device's compatibility.

And further setting, wherein triangular prism-shaped clamping blades are arranged on one sides of the clamping auxiliary rods close to the clamping area, and the clamping blades are positioned at the lower ends of the clamping auxiliary rods, and the axial lines of the clamping blades are vertical to the axial lines of the clamping auxiliary rods.

Through adopting above-mentioned technical scheme, prevent that clamping jaw assembly from breaking away from at the in-process fork truck portal of centre gripping with clamping jaw assembly, strengthened grabbing device's security.

Further, the clamping blade and the clamping auxiliary rod are detachably connected.

Through adopting above-mentioned technical scheme, can make things convenient for operating personnel to change the centre gripping sword of wearing and tearing, strengthened grabbing device's practicality.

Further, a rubber layer is arranged on the surface of the clamping blade, and friction grains are arranged on the surface of the rubber layer.

Through adopting above-mentioned technical scheme, set up the rubber layer, can prevent that clamping jaw assembly from damaging the outer lacquer painting of fork truck portal, guarantee the aesthetic property of fork truck portal, the rubber layer surface is equipped with friction line, can strengthen the stability of clamping jaw assembly centre gripping fork truck portal.

Further setting, the fixed plate is kept away from one side of second centre gripping arm and is installed electromagnetic adsorption component.

By adopting the technical scheme, the electromagnetic adsorption component is arranged, so that the stability of the clamping jaw component for grabbing the forklift gantry can be further enhanced; and because the setting of centre gripping sword, make the fork truck portal after snatching need leave certain space when placing the mesa, supply the centre gripping sword to break away from the lower surface of fork truck portal, cause the unstable problem that the fork truck portal was placed, and set up electromagnetic adsorption component and can place the fork truck portal at clamping jaw assembly, electromagnetic adsorption component circular telegram, then break away from centre gripping component and fork truck portal, through electromagnetic adsorption component's adsorption affinity, with the steady placing of fork truck portal on table surface, or pile up the fork truck portal top of placing.

Further setting, the lower extreme of electromagnetism absorption component is connected with the elastic component.

Through adopting above-mentioned technical scheme, because its surface still has certain magnetism after the outage of electromagnetic adsorption component, when electromagnetic adsorption component breaks away from with the fork truck portal, take fork truck portal partially easily, and set up the elastic component, can be after the outage of electromagnetic adsorption component, when electro-magnet and fork truck portal break away from, rely on the tension of elastic component, press the fork truck portal, place the fork truck portal steadily on the mesa, the influence of residual magnetic force has been eliminated.

To sum up, the utility model discloses a following at least one useful technological effect:

1. in the scheme, the bidirectional screw rod and the clamping part are arranged, so that the forklift gantry can be grabbed and placed, manual carrying is avoided, and the production efficiency of enterprises is improved;

2. in the scheme, the clamping thickness and the clamping width of the clamping jaw assembly can be adjusted by arranging the clamping auxiliary rod and the strip-shaped groove, so that the compatibility of the grabbing device of the forklift gantry is enhanced;

3. in this scheme, the setting of electromagnetic adsorption component and elastic component can improve stationarity and regularity when the fork truck portal is placed.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is an isometric view of the jaw assembly of FIG. 1;

figure 3 is a front view of the jaw assembly of figure 1.

In the figure, 1, a base; 2. a jaw assembly; 3. a fixing plate; 4. a clamping assembly; 5. a bidirectional screw rod; 6. a supporting seat; 7. a guide bar; 8. a drive member; 9. a clamping rod; 10. a clamping area; 11. clamping the auxiliary rod; 12. an adjustment hole; 13. a first locking member; 14. a strip-shaped groove; 15. a second locking member; 16. a clamping blade; 17. a rubber layer; 19. an electromagnetic adsorption component; 20. an electromagnet; 21. a support plate; 22. an elastic member; 23. pushing the plate; 24. a clamping portion; 25. a first clamp arm; 26. a second clamp arm; 27. a drive device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in the first and second figures, the gripping device for a forklift mast disclosed by the present invention comprises a base 1, a first clamping arm 25 rotatably connected to the base 1, a second clamping arm 26 rotatably connected to the first clamping arm 25, and a driving device 27 for driving the first clamping arm 25 and the second clamping arm 26 to rotate, wherein the driving device 27 is provided with two sets of devices respectively connected between the first clamping arm 25 and the base 1, and between the second clamping arm 26 and the first clamping arm 25, the driving device 27 can be driven by a motor, the second clamping arm 26 is installed at one end of the first clamping arm 25 away from the base 1, the clamping jaw assembly 2 is installed at one end of the second clamping arm 26 away from the first clamping arm 25, the clamping jaw assembly 2 comprises a fixing plate 3, one side of the fixing plate 3 is detachably connected to the second clamping arm 26 by a bolt, a plurality of clamping assemblies 4 are installed at the other side of the fixing plate 3, the clamping components 4 are arranged at equal intervals and are arranged in parallel; the clamping assembly 4 comprises a bidirectional screw rod 5 and two supporting seats 6 which are respectively arranged at two ends of the bidirectional screw rod 5 and are symmetrically arranged, the two supporting seats 6 are arranged on one side of a fixing plate 3 far away from a second clamping arm 26 and are rotatably connected with the bidirectional screw rod 5, a guide rod 7 is further arranged between the two supporting seats 6, the guide rod 7 and the bidirectional screw rod 5 are arranged in parallel, the clamping assembly 4 further comprises a driving piece 8 for driving the bidirectional screw rod 5 to rotate, the driving piece 8 can be driven by a motor, two clamping parts 24 are symmetrically arranged at two ends of the bidirectional screw rod 5, the clamping parts 24 are located between the two supporting seats 6, the clamping parts 24 are in threaded connection with the bidirectional screw rod 5 and are in sliding connection with the guide rod 7, and a clamping area 10 is arranged between the. When needs are got the fork truck portal of piling up and are got, driving piece 8 drive two-way lead screw 5 is rotatory, and two-way lead screw 5 drives clamping part 24 and removes, because the screw at two-way lead screw 5 both ends is reverse, so clamping part 24 draws close to the centre to accomplish the centre gripping to the fork truck portal.

The clamping part 24 is including the vice pole 11 of centre gripping of supporting rod 9 lower extreme is located to supporting rod 9 and slip cap, and supporting rod 9 sets up with 5 threaded connection of two-way lead screw and 7 sliding connection with the guide bar, and the lateral wall of supporting rod 9 is equipped with a plurality of regulation holes 12 along length direction, and a plurality of regulation holes 12 run through the lateral wall of supporting rod 9 and centre gripping vice pole 11 in proper order, installs first retaining member 13 in arbitrary regulation hole 12, and first retaining member 13 can adopt bolt locking. The operator can install first locking piece 13 in different regulation holes 12, adjusts the length that stretches out of centre gripping auxiliary rod 11 to can adjust the thickness that the work piece was got to the clamp of getting of clamping jaw assembly 2, in order to adapt to the centre gripping of the fork truck portal of different thickness. Run through on the fixed plate 3 and have two bar groove 14 that are parallel to each other, bar groove 14's length direction is parallel with the direction of arranging of centre gripping subassembly 4, and the length direction sliding connection setting along two bar groove 14 is respectively followed to the supporting seat 6 at 4 both ends of every group centre gripping subassembly, is provided with second retaining member 15 between supporting seat 6 and the bar groove 14, and second retaining member 15 can adopt the bolt to lock. The operator can loosen second retaining member 15 and adjust the interval of a plurality of centre gripping subassemblies 4, then locks second retaining member 15, makes supporting seat 6 can not take place relative displacement with bar groove 14 to the centre gripping of the fork truck portal of the different width of adaptation.

As shown in fig. two and fig. three, a plurality of clamping auxiliary rods 11 are provided with a triangular prism-shaped clamping blade 16 on one side close to the clamping area 10, the clamping blade 16 is connected with the clamping auxiliary rods 11 through bolts, the clamping blade 16 is positioned at the lower ends of the clamping auxiliary rods 11, and the axis of the clamping blade 16 is perpendicular to the axis of the clamping auxiliary rods 11; thereby can prevent that clamping jaw assembly 2 from breaking away from with clamping jaw assembly 2 at the in-process fork truck portal of centre gripping, strengthened grabbing device's security. The surface of the clamping blade 16 is provided with a soft rubber layer 17, and the surface of the rubber layer 17 is provided with friction grains; set up rubber layer 17, can prevent that clamping jaw assembly 2 from damaging the outer lacquer painting of fork truck portal, guarantee the aesthetic property of fork truck portal, set up friction line, can strengthen clamping jaw assembly 2 and fork truck portal's frictional force, improve the stability of 2 centre grippings of clamping jaw assembly.

An electromagnetic adsorption component 19 is mounted on one side, far away from the second clamping arm 26, of the fixed plate 3, the electromagnetic adsorption component 19 comprises an iron support plate 21 and an electromagnet 20 mounted below the support plate 21, two opposite side edges of the support plate 21 extend upwards and are connected with the fixed plate 3 through bolts, a cavity (not led out in the drawing) for the guide rod 7 and the two-way screw rod 5 to penetrate through is defined between the support plate 21 and the fixed plate 3, the electromagnet 20 is fixedly connected with the support plate 21 and is arranged in parallel with the fixed plate 3, and a lead wire which extends out of the support plate 21 and is connected with a power supply is mounted in the electromagnet 20; when the forklift mast is placed on the clamping assembly 4, the electromagnet 20 is electrified, then the clamping blade 16 is separated from the forklift mast, and then the forklift mast is stably placed on the workbench through the adsorption force of the electromagnet 20. Two groups of elastic pieces 22 are arranged below the electromagnet 20, an iron push plate 23 is connected below each group of elastic pieces 22, and the elastic pieces 22 can be springs. Because its surface still has certain magnetism after electro-magnet 20 cuts off the power supply, when electro-magnet 20 breaks away from with the fork truck portal, take the fork truck portal partially easily, and set up elastic component 22, can rely on the tension of elastic component 22 when electro-magnet 20 breaks away from with the fork truck portal after electro-magnet 20 cuts off the power supply, press the fork truck portal, place the fork truck portal steadily on the mesa, eliminated the influence of residual magnetic force.

The implementation principle of the embodiment is as follows: before the clamping jaw assembly 2 clamps the forklift gantries, the lengths of the auxiliary clamping rods 11 extending out of the clamping rods 9 and the distances between the clamping assemblies 4 can be adjusted to adapt to forklift gantries of different sizes; when the forklift gantry is required to be clamped, the driving piece 8 drives the bidirectional screw rod 5 to rotate, the bidirectional screw rod 5 drives the clamping rods 9 to move, and the threads at the two ends of the bidirectional screw rod 5 are opposite, so that the clamping parts 24 are close to the middle of the forklift gantry, and the forklift gantry is clamped. When the forklift mast is placed on the clamping assembly 4, the electromagnet 20 is electrified, then the clamping blade 16 is separated from the forklift mast, and then the forklift mast is stably placed on the workbench through the adsorption force of the electromagnet 20.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a grabbing device of fork truck portal, includes base (1), rotates first centre gripping arm (25) of being connected, rotates second centre gripping arm (26) of being connected with first centre gripping arm (25), is used for the drive first centre gripping arm (25) and second centre gripping arm (26) pivoted drive arrangement (27), drive arrangement (27) are equipped with two sets ofly and connect respectively between first centre gripping arm (25) and base (1), between second centre gripping arm (26) and first centre gripping arm (25), second centre gripping arm (26) are installed in the one end that base (1) were kept away from in first centre gripping arm (25), clamping jaw subassembly (2), its characterized in that are installed to the one end that first centre gripping arm (25) was kept away from in second centre gripping arm (26): the clamping jaw assembly (2) comprises a fixing plate (3), one side of the fixing plate (3) is connected with a second clamping arm (26), a plurality of clamping assemblies (4) are mounted on the other side of the fixing plate (3), and the clamping assemblies (4) are arranged at intervals and are arranged in parallel;

the clamping assembly (4) comprises a bidirectional screw rod (5) and two supporting seats (6) which are respectively installed at two ends of the bidirectional screw rod (5) and are symmetrically arranged, the two supporting seats (6) are installed on one side, away from the second clamping arm (26), of the fixing plate (3) and are rotatably connected with the bidirectional screw rod (5), a guide rod (7) is further installed between the two supporting seats (6), the guide rod (7) and the bidirectional screw rod (5) are arranged in parallel, and the clamping assembly (4) further comprises a driving piece (8) for driving the bidirectional screw rod (5) to rotate; the two ends of the bidirectional screw rod (5) are symmetrically provided with two clamping parts (24), the clamping parts (24) are located two between the supporting seats (6), the clamping parts (24) are in threaded connection with the bidirectional screw rod (5) and are in sliding connection with the guide rod (7), and a clamping area (10) is arranged between the clamping parts (24).

2. The gripping device of a forklift mast as claimed in claim 1, wherein: the centre gripping auxiliary rod (11) of holding rod (9) lower extreme are located including holding rod (9) and slip cap to clamping part (24), holding rod (9) and two-way lead screw (5) threaded connection and set up with guide bar (7) sliding connection, the lateral wall of holding rod (9) is equipped with a plurality of regulation holes (12), and is a plurality of length direction is followed to regulation hole (12) runs through the lateral wall of holding rod (9) and centre gripping auxiliary rod (11) in proper order, arbitrary install first retaining member (13) in regulation hole (12).

3. The gripping device of a forklift mast as claimed in claim 1, wherein: run through on fixed plate (3) and have two bar groove (14) that are parallel to each other, the length direction of bar groove (14) with the direction of arranging of centre gripping subassembly (4) is parallel, every group support seat (6) at centre gripping subassembly (4) both ends are followed two respectively the length direction sliding connection of bar groove (14) sets up, be provided with second retaining member (15) between support seat (6) and bar groove (14).

4. The gripping device of a forklift mast as claimed in claim 2, wherein: and one side of each clamping auxiliary rod (11) close to the clamping area (10) is provided with a triangular prism-shaped clamping blade (16), the clamping blade (16) is positioned at the lower end of the clamping auxiliary rod (11), and the axis of the clamping blade (16) is vertical to the axis of the clamping auxiliary rod (11).

5. The gripping device of a forklift mast as claimed in claim 4, wherein: the clamping blade (16) and the clamping auxiliary rod (11) are detachably connected.

6. The gripping device of a forklift mast as claimed in claim 4, wherein: the surface of the clamping blade (16) is provided with a rubber layer (17), and the surface of the rubber layer (17) is provided with friction grains.

7. The gripping device of a forklift mast as claimed in claim 4, wherein: and an electromagnetic adsorption component (19) is arranged on one side, far away from the second clamping arm (26), of the fixing plate (3).

8. The grabbing device of fork truck portal of claim 7, characterized in that: the lower end of the electromagnetic adsorption component (19) is connected with an elastic piece (22).