CN215492465U

CN215492465U - Manual hydraulic pressure carrier load check out test set

Info

Publication number: CN215492465U
Application number: CN202121987940.6U
Authority: CN
Inventors: 钱根财; 陈理平; 徐国滢; 余庆法
Original assignee: Zhejiang Lanxi Shangye Machinery Co ltd
Current assignee: Zhejiang Lanxi Shangye Machinery Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-11
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to a load detection device of a manual hydraulic carrier, which comprises a mechanical transmission mechanism, a counterweight mechanism, a high-low position detection mechanism, an electrical control system and a device base, wherein the mechanical transmission mechanism, the counterweight mechanism and the high-low position detection mechanism are respectively arranged on the device base, the electrical control system is arranged on the mechanical transmission mechanism, and the electrical control system comprises an electrical box, a control box and a digital display meter and is used for controlling the mechanical transmission mechanism, the counterweight mechanism and the high-low position detection mechanism, so that the automation of the detection device is realized. The utility model has the advantages that: 1. the automation of the detection equipment is realized, the working strength is reduced, and the working efficiency is improved. 2. The equipment is economical, energy-saving, simple and convenient to operate and convenient for workers to operate and use.

Description

Manual hydraulic pressure carrier load check out test set

Technical Field

The utility model relates to detection equipment, in particular to load detection equipment for a manual hydraulic carrier.

Background

At present, most manufacturers in the forklift industry in the field of industrial vehicles mainly manufacture manual hydraulic carriers, and the finished product inspection of the manual hydraulic carriers still adopts detection equipment of a hydraulic oil cylinder swing structure, because the oil cylinder needs frequent reciprocating work in the detection process, a water pool with small area needs to be specially built for a pump station cooling system for preventing hydraulic oil from overheating, the power of a motor needed by a pump station is large, and when the lowest position and the highest position of a pallet fork are inspected, a tape measure needs to be manually taken for measurement. When testing the load of different weight, need the manual work to transfer different test balancing weights, cause inspection personnel intensity of labour to increase, the not high situation of inspection efficiency.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: aiming at the defects and shortcomings of the related finished product detection equipment of the existing manual hydraulic carrier, the load detection equipment of the manual hydraulic carrier is more economical, energy-saving, simple and convenient to operate and capable of automatically adjusting the test load.

The specific technical scheme of the utility model is as follows: the utility model provides a manual hydraulic pressure carrier load check out test set, includes mechanical drive mechanism, counter weight mechanism, height position detection mechanism, electrical control system and equipment base, is equipped with mechanical drive mechanism, counter weight mechanism and height position detection mechanism on the equipment base respectively, is equipped with electrical control system on the mechanical drive mechanism.

Furthermore, the mechanical transmission mechanism comprises an alternating current motor, a speed reducer, a driving shaft, a flywheel, a crank arm and a swing rod, a sliding groove seat is arranged at the bottom of the speed reducer, the sliding groove seat is fixedly installed on the equipment base, the alternating current motor is installed on one side of the speed reducer, an adjusting screw rod is installed on the other side of the speed reducer, a hand wheel is installed on the adjusting screw rod, the speed reducer is connected with the driving shaft through chain transmission, the flywheels are installed at two ends of the driving shaft, the crank arm is installed on the outer side edge of the flywheel, the other end of the crank arm is installed on the swing rod, swing rod supporting plates are further installed at two ends of the swing rod, and the bottom of the swing rod supporting plates is fixed through a bearing seat. The crank arm drives the swing rod to do variable-speed reciprocating swing motion, and the swing angle is matched with the motion angle of the handle when the manual hydraulic carrier is lifted, so that the automatic lifting action of the manual hydraulic carrier is realized. Through rotating the hand wheel, the screw rod drives the speed reducer to move back and forth, so that the tension degree of the transmission chain is proper, and finally the speed reducer is fastened by using bolts.

Furthermore, the counterweight mechanism comprises a main counterweight block and two auxiliary counterweight blocks, the main counterweight block is positioned at the bottom of the counterweight mechanism, the auxiliary counterweight blocks are positioned at the upper part of the counterweight mechanism, two counterweight cylinders are respectively installed on the auxiliary counterweight blocks, the other ends of the counterweight cylinders are connected with a counterweight supporting plate through a universal driving shaft, when the load is required to be increased, the cylinders work, the piston rods of the cylinders stretch out, the four supporting plates are enabled to rotate from the horizontal position to be in a vertical stress state through a linkage main shaft mechanism, when only the main counterweight blocks are used for testing, the piston rods of the cylinders retract, and the supporting plates recover to the horizontal stress-free state. The two sides of the main balancing weight and the two sides of the two auxiliary balancing weights are both provided with two rollers internally provided with deep groove ball bearings, and the rollers are sleeved in the upright column tracks, so that the positions of the balancing weights can not deviate, and the balancing weights can only do linear up-and-down motion along the tracks under the action of the rollers.

Furthermore, the high-low position detection mechanism comprises two groups of double-rod cylinders and a sensor, and a movable measuring head on the sensor is connected with a piston rod of the double-rod cylinder, so that the measuring head of the sensor can synchronously move up and down together with the telescopic action of the cylinders. The sensor still connects electrical control system's digital display table automatic display current fork's actual height through the data line, and the top dead center and the lower dead center of two pole cylinder motions all are equipped with limit switch, can effectively protect the cylinder to avoid impaired.

Furthermore, the electrical control system comprises an electrical box, a control box and a digital display meter, and is used for controlling the mechanical transmission mechanism, the counterweight mechanism and the high-low position detection mechanism, so that the automation of the detection equipment is realized.

The working principle is as follows: the button switch on the control box is clicked to trigger an alternating current contactor inside the electric box to work, the alternating current motor runs, the speed reducer is switched on to change the speed, then the driving shaft is driven to rotate through chain transmission, the driving shaft drives the flywheel to rotate at a constant speed, so that the crank arm drives the swing rod to do variable-speed reciprocating swing motion, the swing angle is matched with the handle motion angle when the manual hydraulic carrier rises, and the automatic rising action of the manual hydraulic carrier is realized. When the size of the carrier is smaller, only the main balancing weight needs to be tested; when the size of the truck is larger, the truck is combined with the auxiliary counterweight block for testing.

When the pallet fork is at the lowest position, the double-rod cylinder works to enable the piston rod to move downwards until the pressure plate at the head of the piston rod is contacted with the upper surface of the pallet fork, and at the moment, the actual height of the current pallet fork is automatically displayed through a digital display meter connected with the sensor through a data line; the method of detecting the highest position of the fork works the same.

The utility model has the beneficial effects that: 1. the automation of the detection equipment is realized, the working strength is reduced, and the working efficiency is improved. 2. The equipment is economical, energy-saving, simple and convenient to operate and convenient for workers to operate and use.

Drawings

FIG. 1: is a schematic view of the structure of the present invention.

FIG. 2: is a schematic top view structure of the present invention.

FIG. 3: is a left-view structure schematic diagram of the utility model.

Detailed Description

Embodiments of the present invention are described with reference to the accompanying drawings.

The utility model provides a manual hydraulic pressure carrier load check out test set, includes mechanical drive mechanism 1, counter weight mechanism 2, height position detection mechanism 3, electrical control system 4 and equipment base 5, is equipped with mechanical drive mechanism 1, counter weight mechanism 2 and height position detection mechanism 3 on the equipment base 5 respectively, is equipped with electrical control system 4 on the mechanical drive mechanism 1.

The mechanical transmission mechanism 1 comprises an alternating current motor 6, a speed reducer 7, a driving shaft 8, a flywheel 9, a crank arm 10 and a swing rod 11, wherein a sliding groove seat 28 is arranged at the bottom of the speed reducer 7, the sliding groove seat 28 is fixedly installed on an equipment base 5, the alternating current motor 6 is installed at one side of the speed reducer 7, an adjusting screw 14 is installed at the other side of the speed reducer 7, a hand wheel 15 is installed on the adjusting screw 14, the speed reducer 7 is connected with the driving shaft 8 through chain transmission, the flywheels 9 are installed at two ends of the driving shaft 8, the crank arm 10 is installed on the outer side edge of the flywheel 9, the other end of the crank arm 10 is installed on the swing rod 11, swing rod supporting plates 12 are further installed at two ends of the swing rod 11, and the bottoms of the swing rod supporting plates 12 are fixed through bearing seats 13. The crank arm 10 drives the swing rod 11 to do variable-speed reciprocating swing motion, and the swing angle is consistent with the handle motion angle when the manual hydraulic carrier is lifted, so that the automatic lifting action of the manual hydraulic carrier is realized. By rotating the hand wheel 15, the screw drives the speed reducer 7 to move back and forth, so that the tension degree of the transmission chain is proper, and finally the speed reducer 7 is fastened by using bolts.

The counter weight mechanism 2 includes a main balancing weight 16 and two vice balancing weights 17, main balancing weight 16 is located the bottom of counter weight mechanism 2, vice balancing weight 17 is located the upper portion of counter weight mechanism 2, vice balancing weight 17 respectively is equipped with two counter weight cylinders 20, the counter weight backup pad 21 is connected through universal driving shaft 27 to the counter weight cylinder 20 other end, cylinder 20 work when needs increase load, the cylinder piston rod stretches out, make four backup pads 21 rotate by horizontal position through linkage main shaft mechanism and become perpendicular atress state, when only using main balancing weight 16 to test, the cylinder piston rod retracts, backup pad 21 resumes the level and does not receive the force state. Two rollers 18 with built-in deep groove ball bearings are arranged on two sides of the main balancing weight 16 and the two auxiliary balancing weights 17, and the rollers 18 are sleeved in the upright column track 19, so that the positions of the balancing weights cannot deviate and can only do linear up-and-down motion along the track under the action of the rollers.

The high-low position detection mechanism 3 comprises two groups of double-rod cylinders 22 and sensors 23, and a movable measuring head on each sensor 23 is connected with a piston rod of each double-rod cylinder 22, so that the measuring head of each sensor can synchronously move up and down together with the telescopic action of the cylinders. The sensor 23 is also connected with a digital display meter 24 of the electric control system 4 through a data line to automatically display the actual height of the current fork, and the upper dead point and the lower dead point of the movement of the double-rod cylinder 22 are both provided with limit switches, so that the cylinder can be effectively protected from being damaged.

The electrical control system 4 comprises an electrical box 25, a control box 26 and a digital display meter 24, and is used for controlling the mechanical transmission mechanism 1, the counterweight mechanism 2 and the high-low position detection mechanism 3, so that automation of the detection device is realized.

The button switch on the control box 26 is clicked to trigger the alternating current contactor in the electric box 25 to work, the alternating current motor 6 runs, the speed reducer 7 is switched on to change the speed, then the driving shaft 8 is driven to rotate through chain transmission, the driving shaft 8 drives the flywheel 9 to rotate at a constant speed, so that the crank arm 10 drives the swing rod 11 to do variable-speed reciprocating swing motion, the swing angle is matched with the handle motion angle when the manual hydraulic carrier rises, and the automatic rising action of the manual hydraulic carrier is realized. When the size of the truck is smaller, only the main balancing weight 16 is needed to be tested; when the truck is large in size, the truck is tested in combination with the auxiliary weight 17.

When the pallet fork is at the lowest position, the double-rod cylinder 22 works to enable the piston rod to move downwards until the pressure plate at the head of the piston rod is contacted with the upper surface of the pallet fork, and at the moment, the digital display meter 24 connected with the sensor 23 through the data line automatically displays the actual height of the current pallet fork; the method of detecting the highest position of the fork works the same.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a manual hydraulic pressure carrier load check out test set which characterized in that: the device comprises a mechanical transmission mechanism (1), a counterweight mechanism (2), a high-low position detection mechanism (3), an electrical control system (4) and a device base (5), wherein the mechanical transmission mechanism (1), the counterweight mechanism (2) and the high-low position detection mechanism (3) are respectively arranged on the device base (5), and the electrical control system (4) is arranged on the mechanical transmission mechanism (1).

2. The manual hydraulic carrier load detection apparatus of claim 1, wherein: the mechanical transmission mechanism (1) comprises an alternating current motor (6), a speed reducer (7), a driving shaft (8), a flywheel (9), a crank arm (10) and a swing rod (11), a sliding groove seat (28) is arranged at the bottom of the speed reducer (7), the sliding groove seat (28) is fixedly installed on an equipment base (5), the alternating current motor (6) is installed on one side of the speed reducer (7), an adjusting screw rod (14) is installed on the other side of the speed reducer (7), a hand wheel (15) is installed on the adjusting screw rod (14), the speed reducer (7) is connected with the driving shaft (8) through chain transmission, the flywheels (9) are installed at two ends of the driving shaft (8), the crank arm (10) is installed on the outer side edge of the flywheel (9), the other end of the crank arm (10) is installed on the swing rod (11), the swing rods (12) are further installed at two ends of the swing rod (11), the bottom of the swing rod supporting plate (12) is fixed through a bearing seat (13).

3. The manual hydraulic carrier load detection apparatus of claim 1, wherein: the counterweight mechanism (2) comprises a main counterweight block (16) and two auxiliary counterweight blocks (17), the main counterweight block (16) is located at the bottom of the counterweight mechanism (2), the auxiliary counterweight blocks (17) are located at the upper portion of the counterweight mechanism (2), two counterweight cylinders (20) are respectively installed on the auxiliary counterweight blocks (17), the other ends of the counterweight cylinders (20) are connected with a counterweight supporting plate (21) through a linkage shaft (27), two rollers (18) with built-in deep groove ball bearings are installed on two sides of the main counterweight block (16) and two auxiliary counterweight blocks (17), and the rollers (18) are sleeved in the upright column rails (19).

4. The manual hydraulic carrier load detection apparatus of claim 1, wherein: the high-low position detection mechanism (3) comprises two groups of double-rod cylinders (22) and sensors (23), a movable measuring head on each sensor (23) is connected with a piston rod of each double-rod cylinder (22), each sensor (23) is further connected with an electric control system (4) through a data line, and limit switches are arranged at the upper dead point and the lower dead point of the movement of each double-rod cylinder (22).

5. The manual hydraulic carrier load detection apparatus of claim 1, wherein: the electrical control system (4) comprises an electrical box (25), a control box (26) and a digital display meter (24) and is used for controlling the mechanical transmission mechanism (1), the counterweight mechanism (2) and the high-low position detection mechanism (3).