CN216946060U

CN216946060U - Three-level telescopic fork and stacker

Info

Publication number: CN216946060U
Application number: CN202123396562.7U
Authority: CN
Inventors: 姚昕
Original assignee: Hangzhou Huachuanhai Automation Technology Co ltd
Current assignee: Shenzhen Huadachuan Automation Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-12
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a three-level telescopic fork and a stacker, wherein the three-level telescopic fork comprises: a first-stage fork; the secondary fork is connected with the primary fork in a sliding manner; the third-stage fork is connected with the second-stage fork in a sliding manner; the synchronous component is respectively connected with the primary fork, the secondary fork and the tertiary fork; wherein, synchronous subassembly is used for driving the one-level fork with the synchronous slip of second grade fork. Because one-level fork and second grade fork sliding connection, and second grade fork and tertiary fork sliding connection realize through synchronous subassembly that one-level fork and second grade fork slip in step, then can reduce the length of fork as far as possible, save space.

Description

Three-level telescopic fork and stacker

Technical Field

The utility model relates to the technical field of forks, in particular to a three-level telescopic fork and a stacker.

Background

At present, along with the demand of people, the application of automatic stereoscopic warehouse is more and more extensive, and in automatic stereoscopic warehouse, the stacker is fixed through the track, uses PLC program control running gear and hoist mechanism to accomplish and reachs the goods unit check position, and this function of access goods is accomplished to the rethread fork that stretches out and draws back. The fork is the most critical part in the automatic stereoscopic warehouse and is mainly used for transporting goods.

Among the prior art, the fork occupation space is great when the access goods.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the three-level telescopic fork and the stacker are provided aiming at overcoming the defects in the prior art, and the problem that the fork in the prior art occupies a large space when goods are stored and taken is solved.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

a three-stage telescopic pallet fork, wherein it comprises:

a first-stage fork;

the secondary fork is connected with the primary fork in a sliding manner;

the third-stage fork is connected with the second-stage fork in a sliding manner;

the synchronous component is respectively connected with the primary fork, the secondary fork and the tertiary fork;

wherein, synchronous subassembly is used for driving the one-level fork with the synchronous slip of second grade fork.

The three-level telescopic fork, wherein the synchronizing assembly comprises:

the first synchronizing wheel and the second synchronizing wheel are respectively arranged on two sides of the sliding direction of the secondary fork;

the two ends of the first synchronous belt are respectively connected with the first-stage fork and the third-stage fork and wound on the first synchronous wheel;

and the two ends of the second synchronous belt are respectively connected with the first-stage fork and the third-stage fork and wound on the second synchronous wheel.

The three-level telescopic fork, wherein the one-level fork comprises:

a first-level goods taking plate;

the two first-stage side plates are respectively arranged at two sides of the first-stage goods taking plate, and a first-stage slideway is arranged at the inner side of each first-stage side plate;

the two primary sliding pieces are arranged in the primary slide ways in a sliding manner;

wherein the primary slider is connected with the secondary fork.

The tertiary flexible fork, wherein, the second grade fork includes:

a second-level goods taking plate;

the two secondary side plates are respectively arranged at two sides of the secondary goods taking plate, secondary slide ways are arranged at the inner sides of the secondary side plates, and the outer sides of the two secondary side plates are respectively connected with the two primary sliding parts;

the two secondary sliding parts are arranged in the two secondary slide ways in a sliding manner;

wherein the secondary slider is connected with the tertiary fork.

The three-level telescopic fork, wherein the two-level side plate comprises:

a base plate;

the two ends of the connecting plate are respectively connected with the secondary goods taking plate and the bottom plate;

wherein the bottom plate, the connecting plate and the secondary pick-up plate form the secondary chute; a first through hole is formed in the secondary goods taking plate, a second through hole is formed in the bottom plate, and the position of the first through hole corresponds to the position of the second through hole;

the first synchronizing wheel is rotatably connected with the connecting plate, and two ends of the first synchronizing wheel respectively penetrate through the first through hole and the second through hole, or

The second synchronizing wheel is rotatably connected with the connecting plate, and two ends of the second synchronizing wheel respectively penetrate through the first through hole and the second through hole.

The three-level telescopic pallet fork, wherein the three-level fork comprises:

and the two third-level goods taking plates are respectively connected with the two second-level sliding parts.

The three-level telescopic fork, wherein the synchronizing assembly further comprises:

the rack is arranged on the secondary goods taking plate and is positioned between the two tertiary goods taking plates;

a gear engaged with the rack;

and the driving piece is connected with the gear and is used for driving the gear to rotate.

The three-level telescopic fork, wherein the one-level sliding part comprises: a primary slide and/or a primary roller;

the secondary slide includes: a secondary slide and/or a secondary roller.

The three-stage telescopic fork is characterized in that,

the first-stage fork is provided with a first photoelectric sensor for sensing the position of the second-stage fork; and/or

And the second-level fork is provided with a second photoelectric sensor for sensing the position of the third-level fork.

A stacker comprising a three stage telescopic fork as claimed in any one of the preceding claims.

Has the advantages that: because one-level fork and second grade fork sliding connection, and second grade fork and tertiary fork sliding connection realize through synchronous subassembly that one-level fork and second grade fork slip in step, then can reduce the length of fork as far as possible, save space.

Drawings

Fig. 1 is a perspective view of a three-stage telescopic fork according to the present invention.

FIG. 2 is a side view of the three stage telescopic fork of the present invention.

FIG. 3 is a cross-sectional view of a three stage telescopic fork of the present invention.

Fig. 4 is a top view of the three stage telescopic fork of the present invention.

Fig. 5 is a first bottom view of the three stage telescopic fork of the present invention.

FIG. 6 is a schematic diagram of a first configuration of the two-stage fork of the present invention.

FIG. 7 is a second structural schematic of the two-stage fork of the present invention.

Fig. 8 is a second bottom view of the three stage telescopic fork of the present invention.

Description of reference numerals:

10. a first-stage fork; 11. a first-level goods taking plate; 12. a first-stage side plate; 121. a first-stage slideway; 13. a first stage slider; 131. a first-stage slide block; 132. a first-stage roller; 20. a secondary fork; 21. a second-level goods taking plate; 211. a first through hole; 22. a secondary side plate; 221. a base plate; 2211. a second through hole; 222. a connecting plate; 223. a secondary slideway; 23. a secondary slide; 2241. a secondary slide block; 2242. a secondary roller; 30. a third-stage fork; 31. a third-level goods taking plate; 40. a synchronization component; 41. a first synchronizing wheel; 42. a second synchronizing wheel; 43. a first synchronization belt; 431. a first stage; 432. a second stage; 44. a second synchronous belt; 441. a third stage; 442. a fourth stage; 45. a rack.

Detailed Description

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

Referring to fig. 1-8, the present invention provides preferred embodiments of a three-stage retractable fork.

As shown in fig. 1 and 2, the three-stage telescopic fork includes:

a primary fork 10;

the secondary fork 20 is connected with the primary fork 10 in a sliding manner;

the tertiary fork 30 is connected with the secondary fork 20 in a sliding manner;

a synchronizing assembly 40 connected to the primary fork 10, the secondary fork 20, and the tertiary fork 30, respectively;

the synchronizing assembly 40 is used for driving the primary fork 10 and the secondary fork 20 to slide synchronously.

It should be noted that, as three grades of forks are adopted, specifically, the first-stage fork 10, the second-stage fork 20 and the third-stage fork 30, the first-stage fork 10 is connected with the second-stage fork 20 in a sliding manner, and the second-stage fork 20 is connected with the third-stage fork 30 in a sliding manner, the synchronous sliding of the first-stage fork 10 and the second-stage fork 20 is realized through the synchronizing assembly 40, so that the length of the fork can be reduced as much as possible, and the space is saved.

It should be noted that, because three levels of forks are used, the forks can extend to a sufficient length to align with the middle position of the goods during the picking and placing processes, so that the stability of the goods during the moving process can be improved.

It should be emphasized that the three-stage telescopic fork is a bidirectional fork, that is, the two-stage forks 20 can respectively slide towards two ends of the three-stage fork 30, and the one-stage fork 10 can respectively slide towards two ends of the two-stage fork 20, so that the one-stage fork 10 can pick up or put goods from two sides of the three-stage fork 30, thereby increasing the space utilization rate and reducing the operation cost. Compared with the two-stage telescopic fork, the three-stage telescopic fork saves about one third of the width.

Specifically, all there is the goods shelves in the both sides of tertiary flexible fork, and tertiary flexible fork is flexible to the goods shelves of arbitrary one side as required, and one-level fork 10 can stretch out and draw back to tertiary fork 30 outside for in one-level fork 10 enters into the goods shelves completely, realize abundant centering, can guarantee under telling the situation of traveling that the focus is in the tunnel positive centre, have better stability like this, reduced the fault rate, the cost is reduced.

The three-level telescopic fork is generally applied to a stacker, a lifting device is arranged on the stacker, and the three-level telescopic fork is arranged on the lifting device. When putting goods, earlier with one-level fork 10 and the playback of second grade fork 20, one-level fork 10, second grade fork 20 and tertiary fork 30 overlap the setting in proper order, then put the goods on one-level fork 10, then rise the horizontal position of putting the goods position on the goods shelves through elevating gear, remove one-level fork 10 or second grade fork 20 again, under synchronizing assembly 40's effect, one-level fork 10 and second grade fork 20 can remove together, one-level fork 10 is bearing the weight of the goods and is moving to the putting goods displacement of goods shelves, when one-level fork 10 removed to the top of putting the goods position, descend the goods to putting the goods position through elevating gear, then playback with one-level fork 10 and second grade fork 20, realize putting goods. Otherwise, the goods can be taken.

The three-level telescopic fork adopts the synchronizing assembly 40, so that the telescopic fork is flexible in telescopic, simple to control and convenient to maintain. Due to the adoption of the three-level telescopic fork, the whole stacker is more compact.

In a preferred embodiment of the present invention, referring to fig. 2-3, the synchronization element 40 includes:

a first synchronizing wheel 41 and a second synchronizing wheel 42, the first synchronizing wheel 41 and the second synchronizing wheel 42 being respectively disposed on both sides of the sliding direction of the secondary fork 20;

a first synchronizing belt 43, both ends of the first synchronizing belt 43 being connected to the primary fork 10 and the tertiary fork 30, respectively, and being wound around the first synchronizing wheel 41;

and the two ends of the second synchronous belt 44 are respectively connected with the first-stage fork 10 and the third-stage fork 30 and are wound on the second synchronous wheel 42.

Specifically, in order to synchronize the sliding between the primary fork 10 and the secondary fork 20 with the sliding between the secondary fork 20 and the tertiary fork 30, the synchronizing member 40 is used to connect the primary fork 10, the secondary fork 20, and the tertiary fork 30, respectively. The first synchronizing wheel 41 and the second synchronizing wheel 42 are located at diagonal positions of the secondary fork 20, respectively. The first timing belt 43 includes a first section 431 and a second section 432, the first section 431 connecting the first stage fork 10 and the first timing wheel 41, the second section 432 connecting the first timing wheel 41 and the third stage fork 30; the second timing belt 44 includes a third segment 441 and a fourth segment 442, the third segment 441 connects the first-stage fork 10 and the second timing wheel 42, and the fourth segment 442 connects the second timing wheel 42 and the third-stage fork 30.

When the two-stage fork 20 and the three-stage fork 30 slide relatively, the first synchronizing wheel 41 and the second synchronizing wheel 42 move relative to the three-stage fork 30, as shown in the figure, the position of the first synchronizing wheel 41 is the left side, the position of the second synchronizing wheel 42 is the right side, and the position of the three-stage fork 30 is unchanged, when the two-stage fork 20 moves to the left side, the first section 431 and the fourth section 442 shorten, the second section 432 and the third section 441 lengthen, and then the one-stage fork 10 also moves to the left under the driving of the first synchronizing belt 43 and the second synchronizing belt 44. It should be noted that the synchronous sliding of the first-stage fork 10 and the second-stage fork 20 is not moving at the same speed, and if the moving speed of the second-stage fork 20 is v, the moving speed of the first-stage fork 10 is 2v, so that the telescopic time of the third-stage telescopic fork can be shortened, and the telescopic efficiency of the third-stage telescopic fork can be improved.

When the secondary fork 20 moves to the right, the first and

fourth sections

431 and 442 are extended, and the second and

third sections

432 and 441 are shortened, so that the primary fork 10 also moves to the right by the first and

second timing belts

43 and 44.

In a preferred embodiment of the present invention, referring to fig. 3-6, the primary fork 10 includes:

a first-level goods taking plate 11;

the two first-stage side plates 12 are respectively arranged at two sides of the first-stage goods taking plate 11, and a first-stage slideway 121 is arranged at the inner side of each first-stage side plate 12;

the two primary sliding pieces 13 are arranged in the primary slide rails 121 in a sliding manner;

wherein the primary slider 13 is connected with the secondary fork 20.

Specifically, the pallet 11 is got to the one-level adopts the flat board, and the one-level is got and can be born the weight of the goods on the pallet 11, and two one-level curb plates 12 all are located the one-level and get under the pallet 11, and second grade fork 20 is located between two one-level curb plates 12, and the both ends of second grade fork 20 respectively with two one-level curb plates 12 sliding connection, then the slip that second grade fork 20 can be steady. The first-level slide rail 121 on the inner side of the first-level side plate 12 is a groove-shaped slide rail, the first-level slide rail 121 is arranged along the length direction of the first-level goods taking plate 11, and the first-level sliding part 13 slides in the groove-shaped slide rail. Two primary sliding members 13 are respectively located on both sides of the secondary fork 20.

In a preferred embodiment of the present invention, referring to fig. 3, 5-7, the first-stage sliding member 13 includes: a primary slide 131 and/or a primary roller 132. In order to reduce the sliding resistance, the primary roller 132 is used so that the primary fork 10 slides smoothly. To ensure stability of sliding, a primary slider 131 is used.

In a preferred embodiment of the present invention, referring to fig. 3-7, the secondary fork 20 comprises:

a secondary pallet 21;

the two secondary side plates 22 are respectively arranged at two sides of the secondary goods taking plate 21, the inner sides of the secondary side plates 22 are provided with secondary slide ways 223, and the outer sides of the two secondary side plates 22 are respectively connected with the two primary sliding parts 13;

two secondary sliding parts 23 which are arranged in the two secondary slide ways 223 in a sliding manner;

wherein the secondary slider 23 is connected with the tertiary fork 30.

Specifically, the second-level pallet taking plate 21 is located below the first-level pallet taking plate 11, the second-level side plates 22 are located below the second-level pallet taking plate 21, the third-level fork 30 is located between the two second-level side plates 22, two ends of the third-level fork 30 are respectively connected with the two second-level side plates 22 in a sliding mode, and then the third-level fork 30 can slide stably. The second-stage slide track 223 on the inner side of the second-stage side plate 22 is a groove-shaped slide track, the second-stage slide track 223 is arranged along the length direction of the second-stage goods taking plate 21, and the second-stage sliding part 23 slides in the groove-shaped slide track. Two secondary sliding members 23 are respectively located on both sides of the tertiary fork 30.

In a preferred embodiment of the present invention, referring to fig. 4-7, the secondary sliding member 23 includes: a secondary slide block 2241 and/or a secondary roller 2242. Specifically, in order to reduce the sliding resistance, the secondary roller 2242 is employed so that the secondary fork 20 slides smoothly. To ensure stability of sliding, a two-stage slider 2241 is used.

In a preferred embodiment of the present invention, referring to fig. 3-5, the secondary side plate 22 includes:

a bottom plate 221;

a connecting plate 222, two ends of which are respectively connected with the secondary goods taking plate 21 and the bottom plate 221;

wherein the bottom plate 221, the connecting plate 222 and the secondary pick-up plate 21 form the secondary chute 223; the secondary goods taking plate 21 is provided with a first through hole 211, the bottom plate 221 is provided with a second through hole 2211, and the position of the first through hole 211 corresponds to the position of the second through hole 2211;

the first synchronizing wheel 41 is rotatably connected to the connecting plate 222, and two ends of the first synchronizing wheel 41 respectively pass through the first through hole 211 and the second through hole 2211, or

The second synchronizing wheel 42 is rotatably connected to the connecting plate 222, and two ends of the second synchronizing wheel 42 respectively pass through the first through hole 211 and the second through hole 2211.

Specifically, the connecting plate 222 is located below the second-level pickup plate, the bottom plate 221 is located below the connecting plate 222, and two ends of the connecting plate 222 are respectively connected to the second-level pickup plate 21 and the bottom plate 221. The two connecting plates 222 may be provided, one connecting plate 222 is located at the outer edge of the bottom plate 221 and connected with the primary sliding member 13, and the other connecting plate 222 is located near the inner edge of the bottom plate 221, so that the connecting plate 222 forms a secondary slide 223, i.e., a groove-shaped slide, with the secondary pickup plate 21 and the bottom plate 221.

In a preferred embodiment of the present invention, referring to fig. 3-5, the tertiary fork 30 includes:

and two third-stage goods taking plates 31 are respectively connected with the two second-stage sliding parts 23.

Specifically, the three-level fetching plate 31 is usually disposed on a lifting device of a stacker, and two three-level fetching plates 31 may also be connected to each other, so as to improve the stability of the three-level fetching plates 31.

In a preferred embodiment of the present invention, referring to fig. 3, fig. 5 and fig. 8, the synchronization element 40 further includes:

the rack 45 is arranged on the secondary goods taking plate 21 and is positioned between the two tertiary goods taking plates 31;

a gear engaged with the rack 45;

Specifically, in order to drive the primary fork 10 and the secondary fork 20 to slide, a driving member for driving the secondary fork 20 to slide may be connected to the secondary fork 20. Mode drive secondary fork 20 that can adopt rack 45 and gear removes, and the below of getting pallet 21 at the second grade sets up rack 45, and rack 45 is located two tertiary pallets 31 between, and driving piece drive gear rotates to drive rack 45 and remove, then can drive secondary fork 20 and slide, under synchronizing assembly 40's effect, one-level fork 10 also can slide, thereby removes the goods on the one-level fork 10.

In a preferred embodiment of the present invention, the primary fork 10 is provided with a first photoelectric sensor for sensing the position of the secondary fork 20; and/or

The secondary fork 20 is provided with a second photoelectric sensor for sensing the position of the tertiary fork 30.

Specifically, in order to ensure that the primary fork 10 and the secondary fork 20 are retracted and extended in place during the retraction, for example, when the primary fork 10 or the secondary fork 20 is extended to the farthest position during the retraction, whether the primary fork 10 or the secondary fork 20 is extended in place may be determined by a photoelectric sensor. When the primary fork 10 or the secondary fork 20 is contracted to the overlapping position, whether the primary fork 10 or the secondary fork 20 returns to the original position is determined by the broadcast and television sensor.

The utility model also provides a stacker which comprises the three-level telescopic fork in any embodiment, and the stacker is specifically as described above.

The stacker provided by the utility model has all the beneficial effects due to the arrangement of the three-stage telescopic fork in any one of the technical schemes, and the description is omitted.

It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.

Claims

1. A three-level telescopic fork, comprising:

a first-stage fork;

the secondary fork is connected with the primary fork in a sliding manner;

2. The three stage telescopic fork of claim 1, wherein the synchronizing assembly comprises:

3. The three stage telescoping fork of claim 2, wherein the primary fork comprises:

a first-level goods taking plate;

the two first-stage side plates are respectively arranged at two sides of the first-stage goods taking plate, and a first-stage slide way is arranged at the inner side of each first-stage side plate;

wherein the primary slider is connected with the secondary fork.

4. The three stage telescopic fork of claim 3, wherein the secondary fork comprises:

a second-level goods taking plate;

wherein the secondary slider is connected with the tertiary fork.

5. The three stage telescopic fork of claim 4, wherein the secondary side plate comprises:

a base plate;

the first synchronous wheel is rotationally connected with the connecting plate, and two ends of the first synchronous wheel respectively penetrate through the first through hole and the second through hole, or

6. The three stage telescopic fork of claim 4, wherein the three stage fork comprises:

7. The three stage telescopic pallet fork of claim 6, wherein the synchronizing assembly further comprises:

a gear engaged with the rack;

8. The three stage telescopic fork as recited in any one of claims 4 to 7, wherein the primary slider comprises: a primary slide and/or a primary roller;

the secondary slide comprises: a secondary slide and/or a secondary roller.

9. The three stage telescopic fork as recited in any one of claims 1 to 7,

And the secondary fork is provided with a second photoelectric sensor for sensing the position of the tertiary fork.

10. A stacker crane comprising a three stage telescopic fork as claimed in any one of claims 1 to 9.