CN211920798U

CN211920798U - Telescopic fork capable of being accurately positioned

Info

Publication number: CN211920798U
Application number: CN201922370992.8U
Authority: CN
Inventors: 王平; 潘永平; 刘记忠
Original assignee: Suzhou I Cow Intelligent Logistics Technology Co ltd
Current assignee: Suzhou I Cow Intelligent Logistics Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-13
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a flexible fork that can pinpoint, including the flexible fork of first flexible fork and the flexible fork of second that can synchronous two-way flexible, the bottom of first flexible fork be provided with the motor and by motor drive's drive mechanism, the motor is connected with the messenger the flexible fork of first flexible fork, second keeps the power-off brake who stops, it is right to power-off brake overcomes the goods inertia after the motor stops first flexible fork, the flexible fork of second is applyed static friction. The beneficial effects of the utility model are mainly embodied in that: simple structure is exquisite, and the mistake electric brake of being connected with the motor can make first flexible fork and the flexible fork of second stop moving immediately after the motor stall to ensure that it stops at definite position accurately, avoid it to continue the antedisplacement because of the inertia of goods.

Description

Telescopic fork capable of being accurately positioned

Technical Field

The utility model relates to a conveying equipment technical field specifically relates to a flexible fork that can accurate location.

Background

In the factory, the goods are generally stacked in a close arrangement so as to save the space of a factory. The space for taking the goods is narrow, but the goods are deep, so that the goods are difficult to be manually operated when being taken or placed. Therefore, the conventional forklift is generally used in the factory to move the goods, and the telescopic forks are needed to move the goods facing to the higher or deeper warehouse.

The existing telescopic forks are generally arranged on a transshipment vehicle body, the common telescopic forks only have a one-way telescopic function generally, and in order to realize automatic operation, a motor is generally matched to drive the telescopic forks to operate. Present flexible fork is when carrying heavier goods, because the goods has certain weight, so has inertia, stops the back when flexible fork, can be because and the inertia that the goods produced takes to continue to advance a section distance because the stiction between the goods can make like this and put the distance inaccurate enough for the goods is put and is appeared the error, and has the potential safety hazard that the automobile body was taken down, and later stage adjustment is also very troublesome. Therefore, how to stably stop the telescopic fork at a specified position is a problem which needs to be solved at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects existing in the prior art and providing a telescopic fork capable of being accurately positioned.

The purpose of the utility model is realized through the following technical scheme:

but flexible fork of accurate location, including the flexible fork of first flexible fork and the flexible fork of second that can synchronous two-way flexible, the bottom of first flexible fork be provided with the motor and by motor drive's drive mechanism, the motor is connected with the messenger first flexible fork, the flexible fork of second keep the power-off brake that stops, it is right to overcome goods inertia after the motor stops power-off brake the static friction that first flexible fork, the flexible fork of second were applyed.

Preferably, the power-off brake and the motor are combined to form a brake motor.

Preferably, the first telescopic fork and the second telescopic fork are three-stage telescopic forks, and a first-stage fork, a second-stage fork and a third-stage fork are sequentially arranged from inside to outside, and the first-stage fork is fixedly arranged on the vehicle body.

Preferably, a group of supporting blocks are symmetrically arranged at the bottom of the first-stage pallet fork, mounting holes capable of mounting bolts are formed in the supporting blocks, and the first-stage pallet fork is fixedly arranged on the vehicle body through the supporting blocks.

Preferably, the transmission mechanism comprises a gear box and a connecting shaft in transmission connection with the gear box, and the gear box is connected with and driven by the motor.

Preferably, the connecting shaft is perpendicular to the first telescopic fork and the second telescopic fork, one end of the connecting shaft is connected to the gear box, the other end of the connecting shaft is connected to a gear, and the gear is arranged at the bottom of the second telescopic fork.

Preferably, at least one sensor is arranged on the first telescopic fork and the second telescopic fork, and the sensors are fixedly arranged on the first-level goods fork.

Preferably, the double-portal transport vehicle is used.

The beneficial effects of the utility model are mainly embodied in that:

1. simple structure is exquisite, and the mistake electric brake of being connected with the motor combines with the motor to form brake motor, after the motor stall, can make first flexible fork and the flexible fork of second stop motion immediately to ensure that it stops in the definite position accurately, avoid it to continue the antedisplacement because of the inertia of goods.

2. The three-stage telescopic fork can meet the requirements of placing and taking goods in a deep space, and can be contracted to reduce the space occupation when not in use, thereby meeting the daily use requirements very much.

3. The two telescopic forks are connected through the connecting shaft in a transmission mode, so that the two telescopic forks can be synchronously stretched only by one motor, the cost is saved, and the structure is simplified.

4. Be provided with the sensor on the flexible fork, can detect the barrier around the flexible fork to guarantee the security and the reliability in the flexible fork use.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1: schematic diagram of an embodiment of the present invention;

FIG. 2: the utility model discloses a use state diagram;

FIG. 3: the embodiment of the utility model discloses a side view;

FIG. 4: an enlarged view of portion a in fig. 3.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not limited to the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the scope of the present invention.

In the description of the schemes, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

As shown in fig. 1 to 4, the utility model discloses a but flexible fork of accurate location, including the first flexible fork 1 and the flexible fork 2 of second that can synchronous two-way flexible, but two-way flexible first flexible fork 1 and the flexible fork 2 of second can satisfy the not equidirectional goods demand of taking, the daily operation of being convenient for. The bottom of the first telescopic fork 1 is provided with a motor 3 and a transmission mechanism driven by the motor 3, and the motor 3 is connected with a power-off brake 4 which enables the first telescopic fork 1 and the second telescopic fork 2 to keep stopping. And the power-off brake 4 overcomes the static friction force applied by the inertia of the goods to the first telescopic fork 1 and the second telescopic fork 2 after the motor stops. Specifically, when the motor 3 stops driving the first telescopic fork 1 and the second telescopic fork 2 to move, the power-off controller 4 is triggered, and the power-off controller 4 immediately brakes the first telescopic fork 1 and the second telescopic fork 2 to keep the first telescopic fork 1 and the second telescopic fork 2 at the stop positions, so that the first telescopic fork and the second telescopic fork are prevented from being continuously moved due to the inertia of the transferred goods.

As shown in fig. 2 to 4, the first retractable fork 1 and the second retractable fork 2 are three-stage retractable forks, and are sequentially provided with a first-stage fork 5, a second-stage fork 6 and a third-stage fork 7 from inside to outside, wherein the first-stage fork 5 is fixedly arranged on the vehicle body. In order to ensure the stability of sliding among the first stage fork 5, the second stage fork 6 and the third stage fork 7, the back surface of the second stage fork 6 is provided with a sliding groove 601 matched with the first stage fork 5, the upper surfaces of two sides of the first stage fork 5 are provided with first convex parts 501, the back surface of the second stage fork 6 is provided with first concave parts 602 matched with the first convex parts 501, and the first convex parts 501 are slidably clamped in the first concave parts 602. The inner surface of the third-stage fork 7 is provided with a second convex part 701, the upper surface of the second-stage fork 6 is provided with a second concave part 603 matched with the second convex part 701, and the second convex part 701 is slidably clamped in the second concave part 603. The arrangement is such that the first stage 5, second stage 6 and third stage 7 forks do not deflect during movement. The structure setting of tertiary flexible fork can satisfy the goods in darker space and put and take, also can contract when not using and occupy in order to reduce the space, the daily use of being convenient for very much.

As shown in fig. 1, in order to fix the first-stage fork 5 on the vehicle body, a group of support blocks 8 are symmetrically arranged at the bottom of the first-stage fork 5, mounting holes 801 for mounting bolts are formed in the support blocks 8, and the first-stage fork 5 is fixed on the vehicle body through the support blocks 8. In the preferred embodiment, two pairs of the support blocks 8 are provided at the bottom of the first stage forks 5. In other embodiments, the bottom of the first stage fork 5 may be provided with one, three or more than three support blocks, and the support blocks may also be provided at other parts of the first stage fork 5.

As shown in fig. 2, the transmission mechanism includes a gear box 9 and a connecting shaft 10 in transmission connection with the gear box 9, and the gear box 9 is connected with and driven by the motor 3. A chain wheel (not shown in the figure) which rotates coaxially with the motor 3 is arranged in the gear box 9, which is the prior art and is not described herein.

In order to make the first telescopic fork 1 and the second telescopic fork 2 synchronously extend and retract, the connecting shaft 10 is perpendicular to the first telescopic fork 1 and the second telescopic fork 2, one end of the connecting shaft is connected to the gear box 9, the other end of the connecting shaft is connected to a gear 11, and the gear 11 is arranged at the bottom of the second telescopic fork 2. When the motor 3 drives the gear box 9 to operate, the connecting shaft 10 rotates synchronously with the gear box 9, and the gear 11 rotates synchronously with the connecting shaft 10 and drives the second telescopic fork 2 to move synchronously. The arrangement of the connecting shaft 10 enables the motor 3 to drive the first telescopic fork 1 and the second telescopic fork 2 to synchronously move, so that the cost is saved, and the structure is simplified.

In order to detect obstacles around the first telescopic fork 1 and the second telescopic fork 2, at least one sensor 12 is arranged on the first telescopic fork 1 and the second telescopic fork 2, and the sensor 12 is fixedly arranged on the first-stage pallet fork 5. In the preferred embodiment, two sensors 12 are disposed on each of the first telescopic fork 1 and the second telescopic fork 2, the sensors 12 are infrared sensors, and in other embodiments, the sensors 12 may be other suitable sensors. The arrangement of the sensor 12 improves the safety and reliability of the first telescopic fork 1 and the second telescopic fork 2 in the using process, and avoids accidental injury to operators or unnecessary damage to the telescopic forks.

The utility model is used for double-gantry delivery wagon cooperatees with double-gantry delivery wagon and uses to improve the accurate nature of double-gantry delivery wagon stacked goods.

The utility model discloses simple structure is exquisite, and the mistake electric brake 4 of being connected with motor 3 can make first flexible fork 1 and the flexible fork 2 of second stop moving immediately after the motor stall to ensure that it is accurate to stop at the definite position, avoid it to continue the antedisplacement because of the inertia of goods.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. But flexible fork of accurate location, its characterized in that: including the first flexible fork (1) and the flexible fork (2) of second that can synchronous two-way flexible, the bottom of first flexible fork (1) be provided with motor (3) and by motor (3) driven drive mechanism, motor (3) are connected with the messenger first flexible fork (1), the flexible fork (2) of second keep the power loss brake (4) that stops, power loss brake (4) are overcome the goods inertia after the motor stops and are right the static friction force that first flexible fork (1), the flexible fork (2) of second were applyed.

2. The precisely positionable telescopic fork of claim 1, wherein: the power-off brake (4) and the motor are combined to form a brake motor.

3. The precisely positionable telescopic fork of claim 1, wherein: the first telescopic fork (1) and the second telescopic fork (2) are three-level telescopic forks, and are sequentially provided with a first-level fork (5), a second-level fork (6) and a third-level fork (7) from inside to outside, wherein the first-level fork (5) is fixedly arranged on the vehicle body.

4. The precisely positionable telescopic fork of claim 3, wherein: the bottom of the first-stage pallet fork (5) is symmetrically provided with a group of supporting blocks (8), mounting holes (801) capable of mounting bolts are formed in the supporting blocks (8), and the first-stage pallet fork (5) is fixedly arranged on a vehicle body through the supporting blocks (8).

5. The precisely positionable telescopic fork of claim 1, wherein: the transmission mechanism comprises a gear box (9) and a connecting shaft (10) in transmission connection with the gear box (9), and the gear box (9) is connected with and driven by the motor (3).

6. The precisely positionable telescopic fork of claim 5, wherein: the connecting shaft (10) is perpendicular to the first telescopic fork (1) and the second telescopic fork (2), one end of the connecting shaft is connected to the gear box (9), the other end of the connecting shaft is connected to the gear (11), and the gear (11) is arranged at the bottom of the second telescopic fork (2).

7. The precisely positionable telescopic fork of claim 3, wherein: the first telescopic fork (1) and the second telescopic fork (2) are at least provided with one sensor (12), and the sensor (12) is fixedly arranged on the first-stage fork (5).

8. The precisely positionable telescopic fork of claim 1, wherein: used for a double-portal transport vehicle.