Redundant safety braking mechanism and anti-skid system of heavy AGV (Automatic Guided Vehicle)

Abstract

The utility model discloses a redundant safety braking mechanism and an anti-skid system of a heavy AGV (automatic guided vehicle), and particularly relates to the technical field of safety braking mechanisms, the redundant safety braking mechanism comprises a hydraulic braking mechanism and an auxiliary braking mechanism, and the auxiliary braking mechanism is placed on the side face of the hydraulic braking mechanism. And the hydraulic braking mechanism comprises a driving assembly, a braking assembly and a first connecting assembly, the braking assembly is installed on the side face of the driving assembly, and the first connecting assembly is installed on the side, away from the driving assembly, of the braking assembly. When a brake signal is sent out, the driving assembly in the hydraulic brake mechanism can quickly push brake oil into the brake assembly and enable the first anti-loosening pad on the brake assembly to rub with the brake disc on the axle, so that the carrier decelerates and is finally static.

Description

TECHNICAL FIELD

[0001] The utility model relates to safety brake mechanism technical field more specifically, the utility model relates to the redundancy safety brake mechanism and antiskid system of heavy -duty AGV carrier. BACKGROUND

[0002] Safety brake mechanism is a kind of auxiliary tool for various mechanical equipment and vehicles, it needs to ensure that in certain dangerous situation, can make moving part stop movement quickly, effectively, to prevent casualties and equipment damage, it is usually composed of brake execution element, control device, transmission device and related monitoring and feedback components etc., and realizes brake function by mechanical, hydraulic, pneumatic and electrical etc.

[0003] After searching, present announcement number CN221971135U: a mine haulage winch safety brake mechanism is disclosed, including mounting seat, hydraulic rod, push plate, brake pad and brake pad fixed structure, it is through being provided with brake pad fixed structure, when needing to disassemble and replace brake pad, rotating rotating lever and make screw rod rotate, when screw rod rotates screw block will move and drive positioning plate to slide, then butt joint plate will move out of positioning groove, thereby unfastening the limiting of butt joint plate, then staff can disassemble the worn brake pad, when installing, brake pad is placed into installation groove inside, then butt joint plate is inserted into push plate inside, then rotating rotating lever makes positioning groove and butt joint plate are inserted, then push block will resist butt joint plate, makes brake pad compress tightly on push plate, and the limiting of butt joint plate is carried out, and the installation of completion is realized with the beneficial effect of conveniently disassembling and replacing brake pad.In the process of realizing the utility model, the inventor found that the prior art has the following problems:

[0004] The operation of traditional safety brake mechanism usually relies on the direct transmission between mechanical components and the transmission of acting force, after brake signal is sent, needs to pass through a series of mechanical components movement and force transmission to realize brake, this process will consume certain time, leads to brake response speed slower, especially in emergency, this delay can cause brake distance to increase significantly, increases the risk of accident, and if the existing safety brake mechanism fails when the carrier is moving, and there is no auxiliary mechanism as backup, also can increase the risk of accident;

[0005] Therefore, the redundancy safety brake mechanism and antiskid system of heavy -duty AGV carrier are provided for the above problems. Utility model content

[0006] In order to overcome the above-mentioned defects of prior art, the redundancy safety brake mechanism and antiskid system of heavy -duty AGV carrier are provided to solve the problems in the above background art.

[0007] In order to realize the above object, the utility model provides the following technical scheme: the redundant safety brake mechanism and antiskid system of heavy AGV carrier, including hydraulic brake mechanism and auxiliary brake mechanism, the side of hydraulic brake mechanism places auxiliary brake mechanism, and the hydraulic brake mechanism includes drive assembly, brake assembly and first connecting assembly, and the side of drive assembly is installed with brake assembly, and the side, away from drive assembly, of brake assembly is installed with first connecting assembly.

[0008] Preferably, the drive assembly includes a total pump, a hydraulic oil tank and a hydraulic pipe, and the hydraulic oil tank is installed above the total pump, and the hydraulic pipe is installed on the side of the total pump.

[0009] Preferably, the brake assembly includes a hydraulic pump, a transmission rod and a first brake block, and the transmission rod is installed on the side of the hydraulic pump, and the first brake block is installed on the side, away from the hydraulic pump, of the transmission rod.

[0010] Preferably, the first connecting assembly includes a first antiskid pad, a first bolt and a first anti-loosening pad, and the first bolt is installed on the side of the first antiskid pad, and the first anti-loosening pad is placed on the outer diameter surface of the first bolt.

[0011] Preferably, the auxiliary brake mechanism includes a cylinder, a push rod, a second brake block and a second connecting assembly, and the push rod is installed on the side of the cylinder, and the second brake block is installed on the side, away from the cylinder, of the push rod, and the second connecting assembly is installed on the side, away from the push rod, of the second brake block.

[0012] Preferably, the second connecting assembly includes a second antiskid pad, a second bolt and a second anti-loosening pad, and the second bolt is installed on the side of the second antiskid pad, and the second anti-loosening pad is placed on the outer diameter surface of the second bolt.

[0013] The utility model discloses the technical effect and advantage:

[0014] 1, compared with the prior art, the redundant safety brake mechanism and antiskid system of heavy AGV carrier can quickly deliver the pressure characteristic through the hydraulic brake mechanism, can realize more rapid brake response, when the brake signal is sent, the drive assembly in the hydraulic brake mechanism will push brake oil into brake assembly quickly and make the first antiskid pad on brake assembly rub with the brake disc on the axle, so that the carrier slows down and finally stops, when the hydraulic brake mechanism fails, the worker can also rub the brake disc through the auxiliary brake mechanism, and the carrier stops.

[0015] 2、Compared with the prior art, the redundant safety braking mechanism and anti-skid system of the heavy AGV carrier prevent relative sliding between the anti-skid pad and the brake disc installed on the axle by using sintered metal material, the sintered metal material has high strength and hardness, can withstand large braking pressure, is not easy to deform during braking, has high and stable friction coefficient, can provide strong braking force, and effectively prevents sliding between the brake disc and the anti-skid pad, in addition, the sintered metal material has excellent wear resistance and can maintain good performance under frequent braking. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole front view cross-sectional structure schematic view of the redundant safety braking mechanism and anti-skid system of the heavy AGV carrier of the utility model.

[0017] Figure 2 It is a front view cross-sectional structure schematic view of the auxiliary braking mechanism of the redundant safety braking mechanism and anti-skid system of the heavy AGV carrier of the utility model.

[0018] Figure 3 It is a front view cross-sectional structure schematic view of the braking assembly of the redundant safety braking mechanism and anti-skid system of the heavy AGV carrier of the utility model.

[0019] Figure 4 It is a front view cross-sectional structure schematic view of the driving assembly of the redundant safety braking mechanism and anti-skid system of the heavy AGV carrier of the utility model.

[0020] The figure mark is: 1, hydraulic braking mechanism;2, auxiliary braking mechanism;3, driving assembly;4, braking assembly;5, first connecting assembly;6, total pump;7, hydraulic oil tank;8, hydraulic pipe;9, hydraulic pump;10, transmission rod;11, first brake block;12, first anti-skid pad;13, first bolt;14, first anti-loosening pad;15, cylinder;16, push rod;17, second brake block;18, second connecting assembly;19, second anti-skid pad;20, second bolt;21, second anti-loosening pad. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Embodiment 1

[0023] As attached Figures 1 to 4The redundant safety brake mechanism and anti-skid system of the heavy AGV carrier shown comprises a hydraulic brake mechanism 1 and an auxiliary brake mechanism 2, the auxiliary brake mechanism 2 is placed on the side of the hydraulic brake mechanism 1, the hydraulic brake mechanism 1 comprises a driving assembly 3, a brake assembly 4 and a first connecting assembly 5, the brake assembly 4 is installed on the side of the driving assembly 3, and the first connecting assembly 5 is installed on the side, away from the driving assembly 3, of the brake assembly 4.

[0024] When the carrier is started to work, the worker needs to check whether the first connecting assembly 5 of the hydraulic brake mechanism 1 and the auxiliary brake mechanism 2 can be normally used with the brake disc on the axle, if yes, the carrier is started, and if not, the carrier needs to be replaced, after everything is normal, the worker starts the carrier to work, when an emergency stop or an urgent situation of stillness is encountered, the worker needs to step on the hydraulic brake mechanism 1, at this time, the driving assembly 3 drives the first connecting assembly 5 and the brake disc to be in close contact through the brake assembly 4, and the stop of the carrier is realized through the friction force of the two, when an emergency situation of failure of the hydraulic brake mechanism 1 is encountered, the worker can start the auxiliary brake mechanism 2 manually to stop the carrier.

[0025] Embodiment 2

[0026] On the basis of embodiment 1, the scheme in embodiment 1 is further refined in combination with the following specific working mode, for example, Figures 1 to 4 As shown, details are described below:

[0027] As a preferred embodiment, the driving assembly 3 comprises a total pump 6, a hydraulic oil tank 7 and a hydraulic pipe 8, the hydraulic oil tank 7 is installed above the total pump 6 through bolts, the hydraulic pipe 8 is installed on the side of the total pump 6, and the total pump 6 and the hydraulic pipe 8 are connected through threads, when the driving assembly 3 is started, the total pump 6 will press the hydraulic oil in the inside to the brake assembly 4 through the hydraulic pipe 8, if the total pump 6 does not have enough hydraulic oil, the worker can make the hydraulic oil in the hydraulic oil tank 7 flow into the total pump 6 through the electromagnetic valve between the total pump 6 and the hydraulic oil tank 7.

[0028] As a preferred embodiment, the brake assembly 4 comprises a hydraulic pump 9, a transmission rod 10 and a first brake block 11, the transmission rod 10 is installed on the side of the hydraulic pump 9 through bolts, and the first brake block 11 is installed on the side, away from the hydraulic pump 9, of the transmission rod 10, when the hydraulic oil in the driving assembly 3 enters the hydraulic pump 9, the hydraulic pump 9 will push the first brake block 11 to move towards the brake disc through the transmission rod 10.

[0029] As a preferred implementation, the first connecting assembly 5 comprises a first anti-skid pad 12, a first bolt 13 and a first anti-loosening pad 14, the first bolt 13 is installed on the side of the first anti-skid pad 12, and the outer diameter surface of the first bolt 13 is placed with the first anti-loosening pad 14. When the worker replaces the first anti-skid pad 12, the first bolt 13 needs to be unscrewed first, then the first anti-loosening pad 14 is taken out, and a new first anti-skid pad 12 is installed.

[0030] As a preferred implementation, the auxiliary braking mechanism 2 comprises a cylinder 15, a push rod 16, a second brake block 17 and a second connecting assembly 18, the push rod 16 is installed on the side of the cylinder 15, the second brake block 17 is installed on the side away from the push rod 16 of the push rod 16 through a bolt, and the second connecting assembly 18 is installed on the side away from the push rod 16 of the second brake block 17. When the worker starts the auxiliary braking mechanism 2, the cylinder 15 will drive the second brake block 17 to move horizontally through the push rod 16, and the second connecting assembly 18 is installed on the surface of the second brake block 17, so when the second brake block 17 moves, the second connecting assembly 18 will also move horizontally.

[0031] As a preferred implementation, the second connecting assembly 18 comprises a second anti-skid pad 19, a second bolt 20 and a second anti-loosening pad 21, the second bolt 20 is installed on the side of the second anti-skid pad 19, and the outer diameter surface of the second bolt 20 is placed with the second anti-loosening pad 21. When the worker needs to replace the second anti-loosening pad 21 on the second connecting assembly 18, the worker needs to unscrew the second bolt 20 and take out the second anti-loosening pad 21, and then replace the new second anti-skid pad 19.

[0032] The working process of the utility model is as follows: firstly, when starting the carrier to work, the worker needs to check whether the first connecting assembly 5 of the hydraulic brake mechanism 1 and the auxiliary brake mechanism 2 and the brake disc on the axle can be normally used, if yes, the carrier is started, if not, it needs to be replaced, when the worker replaces the first anti-skid pad 12, firstly, the first bolt 13 is unscrewed, then the first anti-loosening pad 14 is taken out, and the new first anti-skid pad 12 is installed, when the worker needs to replace the second anti-loosening pad 21 on the second connecting assembly 18, the worker needs to unscrew the second bolt 20 and take out the second anti-loosening pad 21, then replace the new second anti-skid pad 19, after starting normally, the worker starts the carrier to work, when working, in case of emergency stop or urgent stationary situation, the worker needs to step on the starting hydraulic brake mechanism 1, at this time, the driving assembly 3 will drive the first connecting assembly 5 and the brake disc to closely contact through the brake assembly 4, when the driving assembly 3 is started, the total pump 6 will pressurize the internal hydraulic oil to the hydraulic pump 9 through the hydraulic pipe 8, after the hydraulic oil enters the hydraulic pump 9, the hydraulic pump 9 will push the first brake block 11 to move to the direction of the brake disc through the transmission rod 10, and the first anti-skid pad 12 is fixed on the surface of the first brake block 11, so when the first brake block 11 moves to the brake disc, the first anti-skid pad 12 will also move to the brake disc, and the carrier is stopped through the friction force of the two, when the emergency situation of the hydraulic brake mechanism 1 failure occurs, the worker can start the auxiliary brake mechanism 2 manually, the cylinder 15 will drive the second brake block 17 to move horizontally through the pushing rod 16, and the second connecting assembly 18 is installed on the surface of the second brake block 17, so when the second brake block 17 moves, the second connecting assembly 18 will also move horizontally, and the brake disc is rubbed, so that the carrier is stopped, the above is the working principle of the redundancy safety brake mechanism and the anti-skid system of the heavy AGV carrier.

Claims

1. A redundant safety braking mechanism and anti-skid system for heavy AGV carrier, comprising a hydraulic braking mechanism (1) and an auxiliary braking mechanism (2), characterized in that: The side of the hydraulic brake mechanism (1) is provided with an auxiliary brake mechanism (2), and the hydraulic brake mechanism (1) comprises a driving assembly (3), a brake assembly (4) and a first connecting assembly (5), and the side of the driving assembly (3) is provided with the brake assembly (4), and the side, away from the driving assembly (3), of the brake assembly (4) is provided with the first connecting assembly (5).

2. The redundant safety braking mechanism and anti-skid system of heavy duty AGV truck according to claim 1, characterized in that: The driving assembly (3) comprises a total pump (6), a hydraulic oil tank (7) and a hydraulic pipe (8), and the top of the total pump (6) is provided with the hydraulic oil tank (7), and the side of the total pump (6) is provided with the hydraulic pipe (8).

3. The redundant safety braking mechanism and anti-skid system of heavy duty AGV truck according to claim 1, characterized in that: The brake assembly (4) comprises a hydraulic pump (9), a transmission rod (10) and a first brake block (11), and the side of the hydraulic pump (9) is provided with the transmission rod (10), and the side, away from the hydraulic pump (9), of the transmission rod (10) is provided with the first brake block (11).

4. The redundant safety braking mechanism and anti-skid system for heavy duty AGV jockey as claimed in claim 1, wherein: The first connecting assembly (5) comprises a first anti-skid pad (12), a first bolt (13) and a first anti-loosening pad (14), and the side of the first anti-skid pad (12) is provided with the first bolt (13), and the outer diameter surface of the first bolt (13) is provided with the first anti-loosening pad (14).

5. The redundant safety braking mechanism and anti-skid system for heavy duty AGV as claimed in claim 1, wherein: The auxiliary brake mechanism (2) comprises a cylinder (15), a pushing rod (16), a second brake block (17) and a second connecting assembly (18), and the side of the cylinder (15) is provided with the pushing rod (16), and the side, away from the cylinder (15), of the pushing rod (16) is provided with the second brake block (17), and the side, away from the pushing rod (16), of the second brake block (17) is provided with the second connecting assembly (18).

6. The redundant safety braking mechanism and anti-skid system of a heavy-duty AGV vehicle according to claim 5, wherein: The second connecting assembly (18) comprises a second anti-skid pad (19), a second bolt (20) and a second anti-loosening pad (21), and the side of the second anti-skid pad (19) is provided with the second bolt (20), and the outer diameter surface of the second bolt (20) is provided with the second anti-loosening pad (21).

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