CN212403383U

CN212403383U - Bidirectional telescopic fork

Info

Publication number: CN212403383U
Application number: CN202020619927.4U
Authority: CN
Inventors: 朱红光; 王培德; 张立明; 史军杰
Original assignee: NINGBO ENERGY MOULDINGPLASTIC TECHNOLOGY CO LTD
Current assignee: NINGBO ENERGY MOULDINGPLASTIC TECHNOLOGY CO LTD
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-01-26
Anticipated expiration: 2030-04-22

Abstract

The utility model provides a two-way flexible fork belongs to goods conveying equipment technical field. It has solved the big problem of current flexible fork space occupancy. The utility model relates to a two-way flexible fork includes bottom plate, base, interior moving member, moves the piece outward, slide rope, goes up knot and knot down. The utility model discloses in, will remove the movable sleeve of piece and establish on the base, will move outward on the moving member movable sleeve establishes including to reduce the height of this two-way flexible fork, promptly, effectively reduce the shared space of this two-way flexible fork, make things convenient for people to transport or use this two-way flexible fork.

Description

Bidirectional telescopic fork

Technical Field

The utility model belongs to the technical field of goods conveying equipment, a two-way flexible fork is related to.

Background

At present, in the warehouse logistics industry, along with the popularization of automatic warehouses, the use of high-rise warehouse goods shelves greatly improves the utilization rate of space, and the warehouse logistics transfer robot system matched with the warehouse is more and more emphasized.

Among them, the stacker is one of important tools in the warehouse logistics handling robot system, and the fork is one of parts of the stacker. In order to adapt to different goods taking and placing requirements, the fork correspondingly has different structures, and particularly, the fork can be divided into a telescopic fork and a clamping fork.

The telescopic fork is divided into a single-extension fork and a double-extension fork. The single fork that stretches of generally using on the existing market, its goods process of getting is: the pallet fork is directly driven by a chain, or the pallet fork is driven by a gear rack structure to extend out; after extending out, the fork reaches the lower part of the goods, and the stacker drives the fork to ascend so that the goods leave the goods shelf; after the goods are taken, the fork contracts. Its advantages are simple process, less telescopic amount, wide goods taking range and low space utilization rate. Although the double-extension fork has the advantage of large extension amount, the double-extension fork has the defects that most of double-extension fork structures are complex, occupied space is large and the double-extension fork is inconvenient for people to transport due to the fact that the double-extension fork adopts two forks.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a two-way flexible fork that reduces space occupancy.

The purpose of the utility model can be realized by the following technical proposal: a bi-directional telescopic pallet fork comprising:

a base plate;

the base is arranged on the bottom plate, an inner moving piece is arranged on the outer surface of the base, and the inner moving piece can move relative to the base;

the outer moving piece is arranged on the outer surface of the inner moving piece and can move relative to the inner moving piece; a sliding rope is sleeved on one side of the inner moving part, and an upper knot used for connecting the outer moving part and a lower knot used for connecting the bottom plate are arranged on the sliding rope.

In foretell two-way flexible fork, interior removal piece includes limiting plate and one pair of frame that moves, two move in through limiting plate connection, every between the frame move in the inside of frame all installs a plurality of interior gyro wheels that are used for the swing joint base, set up the interior spout that corresponds interior gyro wheel in the base.

In the bidirectional telescopic fork, a plurality of outer rollers for movably connecting with an outer moving part are mounted on the outer side of each inner moving frame, pulleys for mounting a sliding rope are arranged at four corners of one inner moving frame, and a tooth surface is arranged on the bottom surface of the other inner moving frame.

In the bidirectional telescopic fork, an inner limiting block and an outer limiting block are arranged on one side face, close to the base, of the limiting plate, and an inner limiting groove corresponding to the inner limiting block and an outer limiting groove corresponding to the outer limiting block are formed in the base.

In the above two-way telescopic fork, the outer moving part includes a moving plate and a pair of outer moving frames, the two outer moving frames are connected through the moving plate, each outer moving frame is provided with an outer sliding groove for installing a corresponding outer roller, and the upper joint is connected with the moving plate.

In the bidirectional telescopic fork, the bottom surface of the bottom plate is provided with the gearbox, and the gearbox is internally provided with the gear meshed with the tooth surface.

In the bidirectional telescopic fork, one side of the gearbox is provided with the driving assembly, and two ends of the bottom plate are provided with the supports.

In foretell two-way flexible fork, one of them the interior frame that moves on be equipped with the stroke piece, the side both ends of bottom plate all are equipped with the outer sensor that corresponds the stroke piece, the side middle part of bottom plate is equipped with the inner sensor that corresponds the stroke piece, outer sensor and inner sensor all are connected with drive assembly electricity.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, will remove the movable sleeve of piece and establish on the base, will move outward on the moving member movable sleeve establishes including to reduce the height of this two-way flexible fork, promptly, effectively reduce the shared space of this two-way flexible fork, make things convenient for people to transport or use this two-way flexible fork.

2. In the process that the inner moving part moves relative to the base, the inner limiting block moves along the track of the inner limiting groove or the outer limiting block moves along the track of the outer limiting groove, when the outer limiting block abuts against one end of the outer limiting groove or the inner limiting block abuts against one end of the inner limiting groove, the inner moving part stops moving relative to the base, and therefore the moving range of the inner moving part is guaranteed to be within the preset range.

3. The use of the two outer sensors in cooperation with the stroke piece ensures that the movement range of the inner moving piece is within the preset range again.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a schematic view of fig. 1 from another perspective with the drive assembly and the bracket removed.

Fig. 3 is a schematic structural view of fig. 1 with the drive assembly and the bracket removed.

Fig. 4 is an exploded view of the outer and inner moving members shown in fig. 2.

Fig. 5 is a schematic structural view of the base.

Fig. 6 is an internal structure diagram of the inner moving member.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 6, the present invention relates to a bidirectional retractable fork, which comprises a bottom plate 100, a base 200, an inner moving member 300, an outer moving member 400, a sliding rope 310, an upper knot 311 and a lower knot 312.

The base 200 is arranged on the bottom plate 100, the inner moving part 300 is arranged on the outer surface of the base 200, the inner moving part 300 can move relative to the base 200, the outer moving part 400 is arranged on the outer surface of the inner moving part 300, and the outer moving part 400 can move relative to the inner moving part 300; when the inner moving member 300 moves relative to the base 200 in the working process, because the sliding rope 310 is movably sleeved on one side of the inner moving member 300 and the upper knot 311 of the sliding rope 310 is connected with the outer moving member 400, the lower knot 312 of the sliding rope 310 is connected with the base 100, the outer moving member 400 also corresponds to the inner moving member 300, the moving direction of the outer moving member 400 is the same as the moving direction of the inner moving member 300, and the moving distance of the outer moving member 400 relative to the base 200 is larger than that of the inner moving member 300 relative to the base 200, so that people can place goods on the telescopic fork conveniently, and secondly, because the telescopic fork has a bidirectional telescopic function, when the telescopic fork extends towards one direction in the use process, after the goods are placed on the telescopic fork, the telescopic fork is operated to be unfolded in the opposite direction, so that the goods can be taken down from the telescopic fork by people, the goods carrying distance of the people is reduced, the labor force of people for carrying the goods is saved, and the goods carrying efficiency is improved; secondly, the inner moving member 300 is movably sleeved on the base 200, and the outer moving member 400 is movably sleeved on the inner moving member 300, so as to reduce the height of the bidirectional telescopic fork, namely, effectively reduce the space occupied by the bidirectional telescopic fork, and facilitate people to transport or use the bidirectional telescopic fork.

The utility model discloses in, this drive assembly 120 is the motor, and is concrete, and the motor is installed on gearbox 110, and the during operation, the motor operation to drive gearbox 110 operation, make the gear 111 in gearbox 110 also operate thereupon.

The inner moving member 300 includes inner moving frames 320 respectively connected with both sides of the base 200, the two inner moving frames 320 are connected by a limiting plate 330, a plurality of inner rollers 321 for movably connecting with the base 200 are installed inside each inner moving frame 320, an inner chute 210 corresponding to the inner rollers 321 is provided in the base 200, a plurality of outer rollers 322 for movably connecting with the outer moving member 400 are installed outside each inner moving frame 320, a gear box 110 is provided on the bottom surface of the base plate 100, a gear 111 engaged with the tooth surface 323 is provided in the gear box 110, a driving assembly 120 is provided on one side of the gear box 110, brackets 130 are provided at both ends of the bottom of the base plate 100, pulleys 325 for installing the sliding rope 310 are provided at four corners of one inner moving frame 320, the tooth surface 323 is provided on the bottom surface of the other inner moving frame 320, when in operation, because the gear 111 is engaged with the tooth surface 323, the inner rollers 321 are installed inside the inner moving frames 320, and each inner roller 321 is movably clamped in the inner chute 210 corresponding to the base 200, so that when the gear 111 in the gearbox 110 drives the tooth surface 323 to move, the inner moving frame 320 can move along the track corresponding to the inner chute 210, and thus, because the two inner moving frames 320 are connected through the limiting plate 330, the directional movement of the inner moving member 300 relative to the base 200 can be realized.

The outer moving part 400 comprises outer moving frames 410 connected with corresponding inner moving frames 320, the two outer moving frames 410 are connected through a moving plate 420, each outer moving frame 410 is provided with an outer sliding groove 411 used for installing a corresponding outer roller 322, an upper knot 311 is connected with the moving plate 420, in the process that the outer moving part 400 moves relative to the inner moving part 300, because the lower knot 312 of the sliding rope 310 is connected with the bottom plate 100 and the sliding rope 310 is sleeved on one of the inner moving frames 320 through a plurality of pulleys 325, when the inner moving part 300 moves relative to the base 200, the sliding rope 310 moves relative to the corresponding inner moving frame 320, and because the upper knot 311 of the sliding rope 310 is movably connected, the sliding rope 310 drives the moving plate 420 to move relative to the inner moving part 300, so that the bidirectional telescopic fork can be unfolded.

An inner limit block 331 and an outer limit block 332 are arranged on one side surface of the limit plate 330 close to the base 200, an inner limit groove 220 corresponding to the inner limit block 331 and an outer limit groove 230 corresponding to the outer limit block 332 are arranged on the base 200, when the two-way telescopic pallet fork is in a folded state, the inner limit block 331 is positioned at one end of the inner limit groove 220 close to one side edge of the base 200, the outer limit block 332 is positioned at one end of the outer limit groove 230 close to the other side edge of the base 200, in the process of the movement of the inner moving member 300 relative to the base 200, the inner limit block 331 moves along the track of the inner limit groove 220 or the outer limit block 332 moves along the track of the outer limit groove 230, specifically, when the limit plate 330 moves towards one direction relative to the base 200, the inner limit block 331 moves along the track of the inner limit groove 220, the outer limit block 332 is separated from the outer limit groove 230, the motion of the position-limiting plate 330 is stopped, i.e. the inner moving member 300 is stationary relative to the base 200, and the above operations are repeated, when the position-limiting plate 330 moves in the other direction relative to the base 200, the outer limiting block 332 moves along the track of the outer limiting groove 230, the inner limiting block 331 is separated from the inner limiting groove 220, and when the outer limiting block 332 abuts against the other end of the outer limiting groove 230, the motion-limiting plate 330 stops, i.e. the inner moving member 300 is stationary relative to the base 200, so that the motion track of the inner moving member 300 is prevented from exceeding the preset range, i.e. the inner moving member 300 is prevented from separating from the base 200.

One of the inner moving frames 320 is provided with a stroke piece 324, both ends of the side of the bottom plate 100 are provided with outer sensors 140 corresponding to the stroke piece 324, the middle part of the side of the bottom plate 100 is provided with inner sensors 150 corresponding to the stroke piece 324, the outer sensors 140 and the inner sensors 150 are electrically connected with the driving assembly 120, when the inner moving member 300 moves relative to the base 200, when the inner sensors 150 sense the stroke piece 324, the inner sensors 150 transmit the electric signals to the driving assembly 120, so that the driving assembly 120 stops operating, that is, the bidirectional telescopic fork at this time is in a folded state, when one of the outer sensors 140 senses the stroke piece 324, the outer sensor 140 transmits the electric signals to the driving assembly 120, so that the driving assembly 120 stops operating, that is, the bidirectional telescopic fork at this time is in an unfolded state, and the outer limit block 332 at this time abuts against one end of the outer limit groove 230 or one end of the inner limit block 331 at this time abuts against one end of the inner limit, thus, the movement range of the inner mover 300 is again ensured to be within the preset range.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A bi-directional telescopic pallet fork, comprising:

a base plate;

2. The bidirectional telescopic fork as recited in claim 1, wherein the inner moving member includes a limiting plate and a pair of inner moving frames, the two inner moving frames are connected through the limiting plate, a plurality of inner rollers for movably connecting the base are mounted inside each inner moving frame, and inner chutes corresponding to the inner rollers are formed in the base.

3. The two-way telescopic fork as claimed in claim 2, wherein a plurality of outer rollers for movably connecting the outer moving member are installed on the outer side of each of the inner moving frames, pulleys for installing a slide rope are installed at four corners of one of the inner moving frames, and a tooth surface is installed on the bottom surface of the other inner moving frame.

4. The bidirectional telescopic pallet fork of claim 2, wherein an inner limiting block and an outer limiting block are arranged on one side surface of the limiting plate close to the base, and an inner limiting groove corresponding to the inner limiting block and an outer limiting groove corresponding to the outer limiting block are formed in the base.

5. The bidirectional telescopic pallet fork of claim 3, wherein the outer moving member comprises a moving plate and a pair of outer moving frames, the two outer moving frames are connected through the moving plate, each outer moving frame is provided with an outer sliding groove for mounting a corresponding outer roller, and the upper joint is connected with the moving plate.

6. A bi-directional telescopic pallet fork according to claim 3, wherein a gear box is provided on the bottom surface of the bottom plate, and gears engaged with the tooth surfaces are provided in the gear box.

7. A bi-directional telescopic fork as claimed in claim 6, wherein the gearbox is provided with a drive assembly on one side and a bracket on each end of the bottom of the base plate.

8. The bidirectional telescopic fork as recited in claim 6, wherein one of the inner shift frames is provided with a stroke piece, both ends of the side edge of the bottom plate are provided with outer sensors corresponding to the stroke piece, the middle of the side edge of the bottom plate is provided with an inner sensor corresponding to the stroke piece, and the outer sensors and the inner sensors are electrically connected with the driving assembly.