Double-stand-column grease filling machine

Abstract

The utility model relates to the field of grease filling, and discloses a double-stand-column grease filling machine which comprises two base supporting seats, a movable bracket and vertical lifting air cylinders, the base supporting seats are of an I-shaped steel structure, the movable bracket is arranged between the two base supporting seats, the vertical lifting air cylinders are arranged at the tops of the base supporting seats, and a pressing disc is arranged between the vertical lifting air cylinders. The movable bracket is of a square frame structure, positioning plates are arranged at the corners of the two sides of one end of the movable bracket, moving wheels are arranged at the bottoms of the positioning plates and make contact with the ground, positioning pins are arranged at the ends of one set of base supporting seats, fixing holes are formed in the two ends of one side of the movable bracket, and the fixing holes are matched with the positioning pins. The problems that when the grease barrel is replaced, carrying is time-consuming and labor-consuming, and potential safety hazards exist are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of oil filling, for example to a double-column oil filling machine. BACKGROUND

[0002] The oil filling machine is a device for filling grease to various instruments (hubs, bearings, chains), which is a machine for filling grease by compressed air through an air pump as power, and can fill the instruments with grease such as yellow grease with high viscosity.

[0003] The existing grease filling machine mainly moves the grease barrel to the filling machine by an oil barrel cart, and then manually moves it to the filling station, but the grease barrel is large and heavy, and it is time-consuming and laborious to manually move it, and there is a certain safety hazard, and if the grease barrel needs to be frequently replaced, the efficiency will be seriously affected. Practical new type content

[0004] To have a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an overview, nor is it intended to identify key / important elements or delineate the scope of these embodiments, but to serve as a prelude to the detailed description below.

[0005] The double-column oil filling machine provided by the embodiments of the present disclosure solves the problem of time-consuming and laborious handling and safety hazards when replacing the grease barrel.

[0006] In order to achieve the above-mentioned purpose, the technical scheme adopted by the present application is:

[0007] The utility model provides a double column grease filling machine, including base support, movable bracket, vertical lifting cylinder, the base support is I -shaped steel structure and is equipped with two groups, the movable bracket is located between two groups of base support, and vertical lifting cylinder is arranged on the top of each group of base support, the movable bracket is used for placing grease drum, the vertical lifting cylinder is provided with the pressure plate between, and the pressure plate is used for pressing the grease in the grease drum and discharging for filling operation, the vertical lifting cylinder is used for driving the pressure plate to lift, the movable bracket is square frame structure and is provided with positioning plate in the corner of both sides of one end, the bottom of positioning plate is provided with moving wheel, the moving wheel contacts ground, and the movable bracket can be conveniently moved through the moving wheel, and the movable bracket is moved from the inside of two groups of base support, and the placement of grease drum is convenient, after placing the grease drum on the movable bracket through the manual transport vehicle, the movable bracket is reset, and the next operation is carried out, so as to conveniently place the grease drum before filling, reduce the burden of staff, improve the efficiency of grease drum replacement, and one group of base support end is provided with positioning pin, one side of movable bracket both ends is provided with fixed hole, the fixed hole is matched with positioning pin, and the movable bracket is fixed through the positioning pin, and the stability during operation is increased.

[0008] Further, one side of the top of the two vertical lifting cylinders is provided with a restraint rod, and the two ends of the restraint rod are respectively fixedly sleeved with corresponding vertical lifting cylinders. The restraint rod increases the stability of the vertical lifting cylinders and avoids deformation of the two vertical lifting cylinders due to uneven stress.

[0009] Further, the top of the two vertical lifting cylinders is provided with a cross bar, and the two ends of the cross bar are respectively fixedly connected with the output ends of the two vertical lifting cylinders. The cross bar is driven to move up and down under the action of the vertical lifting cylinders. Two limiting rods are fixedly inserted into the cross bar, and the bottom ends of the limiting rods are fixedly connected with the top side of the pressure plate. The pressure plate is lifted and lowered by the limiting rods under the action of the cross bar, thereby realizing the pressing and injection of the grease by the pressure plate.

[0010] Further, the top side of the pressure plate is provided with a reciprocating air pump, the bottom of the reciprocating air pump is provided with a grease pump cylinder, the pump plug of the reciprocating air pump is inserted into the grease pump cylinder, the grease pump cylinder is sealingly inserted into the bottom of the pressure plate, the bottom end of the grease pump cylinder is provided with an oil inlet, and the top end is provided with an oil outlet. When the oil filling operation is performed, the vertical lifting air cylinder drives the cross rod to move downward after the oil barrel is fixed and arranged, the outer side of the pressure plate is provided with a sealing ring, the outer diameter of the sealing ring is matched with the inner diameter of the oil barrel, and when the cross rod moves downward, the pressure plate is pressed into the oil barrel through the limiting rod, so that the pressure in the oil barrel is higher than the external air pressure. Then start the reciprocating air pump, and the pump plug of the reciprocating air pump moves in the piston type in the grease pump cylinder, so that the grease enters the inside of the grease pump cylinder from the oil inlet of the grease pump cylinder, and then is pumped out from the oil outlet of the grease pump cylinder. The oil outlet delivers the grease through the oil pipe to fill the oil to the equipment. The principle of the cooperation of the reciprocating air pump and the grease pump cylinder for pumping grease is prior art, which will not be described here.

[0011] Further, one side of the pressure plate is provided with a pressure relief pipe communicated to the bottom, one side of the pressure relief pipe is provided with an air inlet, a switch handle is threadedly sleeved on the inner side of the pressure relief pipe, and when the bottom end position of the switch handle exceeds the air inlet after the switch handle is rotated downward, the air inlet can be covered. In this way, the air pressure difference between the upper and lower sides of the pressure plate can be maintained when the pressure plate is pressed downward. When it is necessary to replace the oil barrel or stop the filling operation, the switch handle can be rotated upward by the worker. When the bottom end of the switch handle no longer covers the air inlet, the air inlet can communicate the inside and outside of the oil barrel to produce pressure relief. In this way, the pressure plate can be extracted from the oil barrel by the vertical lifting air cylinder, and the pressure of the vertical lifting air cylinder can be reduced by pressure relief. The pressure plate can also be prevented from rising with the oil barrel to cause unnecessary trouble. In order to facilitate the worker to observe the pressure condition in the oil barrel, the air pipe of the air inlet is communicated with an air pressure regulating valve, and the air pressure regulating valve is fixed on one side of the restraint rod. The worker can observe the internal air pressure of the oil barrel in real time through the air pressure regulating valve (such as a domestic Yake type air source regulating valve AR2000 model), and can control the vertical lifting air cylinder to drive the pressure plate to press downward or upward to maintain the pressure of the oil filling through the lifting switch. The worker can control the pressure relief through the pressure relief switch of the air pressure regulating valve, and can observe the real-time pressure in the oil barrel during pressure relief to increase the practicability.

[0012] Further, the two groups of vertical lifting cylinders are synchronously lifted, one end of one group of vertical lifting cylinders is fixed with a lifting switch, the vertical lifting cylinders are controlled through the lifting switch, the specific control principle is prior art, a three-position five-way exhaust electromagnetic valve can be used, the pressure supply ports of the two vertical lifting cylinders are connected to two working ports of the electromagnetic valve, the two cylinders are synchronously supplied with air, stopped with air supply and exhausted under the control of the electromagnetic valve, the synchronous control of the two vertical lifting cylinders is realized, the lifting switch is pulled upward to drive air supply to rise, the lifting switch is pulled to the middle position to stop the air supply process, and the lifting switch is pulled downward to drive exhaust to descend.

[0013] Further, the positioning pin comprises a sleeve, a tension spring and a pin rod, the sleeve is provided with a notch and internally inserted with the pin rod, one end of the pin rod is of a bent structure and externally sleeved with the tension spring, the tension spring is arranged in the sleeve and fixedly connected with one end of the sleeve, the pin rod is fixedly connected with a limiting protrusion at the end, the limiting protrusion is in sliding contact with the inner wall of the sleeve, and the other end of the tension spring is fixedly connected with the limiting protrusion. Under the action of the tension spring, a certain stress is always applied to the pin rod, the position of the fixing hole at the end of the movable bracket is positioned on the position of the positioning pin, when the pin rod rotates and the bent part is buckled into the part of the notch of the sleeve, the other end part is inserted into the corresponding fixing hole, so that the movable bracket is achieved. When the movable bracket is pulled out from between the base supports, it can be fixed by the positioning pin cooperating with the corresponding fixing hole, the grease bucket is conveniently placed, the movable bracket is reset after the grease bucket is placed, and the movable bracket is fixed by the positioning pin cooperating with another fixing hole, so that the stability of the movable bracket is ensured.

[0014] Further, a plurality of connecting rods located in the same plane are arranged between the two groups of base supports, the connecting rods are fixedly connected with the side walls of the corresponding base supports at both ends, and the top side of the connecting rod is in sliding contact with the bottom side of the movable bracket. The connecting rod plays a supporting role on the movable bracket, so that the movable bracket is prevented from being deformed due to excessive pressure caused by the weight of the grease bucket. The connecting rods are provided with auxiliary pulleys on one side at both ends, and the auxiliary pulleys are in abutting contact with the bottom side of the frame of the movable bracket. The auxiliary pulleys are made of elastic material, and the smoothness of the movement of the movable bracket can be effectively ensured by the auxiliary pulleys cooperating with the moving wheels.

[0015] The double-column grease filling machine provided by the embodiment of the present disclosure can achieve the following technical effects:

[0016] 1) The movable bracket is moved out from the inner side of the two groups of base supports through the moving wheels, the placement of the grease bucket is facilitated, the grease bucket is placed on the movable bracket through the manual transport vehicle, the movable bracket is reset, and the next operation is performed, so that the placement operation of the reloaded grease bucket before filling is facilitated, the burden of the staff is reduced, and the efficiency of the replacement of the grease bucket is improved.

[0017] 2): The connecting rod in the utility model not only provides load bearing support for the movable bracket, avoids deformation of the bracket, and can also reduce the moving resistance of the movable bracket through the elastic auxiliary pulley at both ends, thereby ensuring the smoothness of movement of the movable bracket.

[0018] The foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application. BRIEF DESCRIPTION OF DRAWINGS

[0019] One or more embodiments are illustrated by way of example with reference to the accompanying drawings, which are schematic and are not intended to be limiting of the embodiments, and in which like numerals refer to like elements throughout the drawings. The drawings are not limiting as to scale or proportion - other drawings can also be derived therefrom.

[0020] Figure 1 is a structural schematic diagram of a double-column grease filling machine of the utility model;

[0021] Figure 2 is a working state structural schematic diagram of a double-column grease filling machine of the utility model;

[0022] Figure 3 is a back side structural schematic diagram of a double-column grease filling machine of the utility model;

[0023] Figure 4 is a base support seat structural schematic diagram of a double-column grease filling machine of the utility model;

[0024] Figure 5 is a movable bracket structural schematic diagram of a double-column grease filling machine of the utility model;

[0025] Figure 6 is a positioning pin internal structure schematic diagram of a double-column grease filling machine of the utility model.

[0026] Reference Signs:

[0027] 1, base support seat; 11, positioning pin; 111, barrel; 112, tension spring; 113, pin rod; 1131, limiting protruding rod; 12, connecting rod; 13, auxiliary pulley; 2, movable bracket; 21, positioning plate; 22, moving wheel; 23, fixed hole; 24, grease barrel; 3, vertical lifting air cylinder; 31, constraint rod; 4, pressure plate; 41, pressure relief pipe; 411, air inlet; 412, switch handle; 42, sealing ring; 5, limiting rod; 6, reciprocating air pump; 61, grease pump cylinder; 611, oil outlet; 7, cross rod; 8, lifting switch; 9, air pressure regulating valve. DETAILED DESCRIPTION

[0028] In order to enable more detailed understanding of the features and technical contents of the embodiments of the present disclosure, the implementation of the embodiments of the present disclosure is described in detail below, and the attached drawings are only used for reference and do not limit the embodiments of the present disclosure. In the following technical description, in order to facilitate explanation, details are provided to provide a full understanding of the disclosed embodiments. However, one or more embodiments can still be implemented without these details. In other cases, well-known structures and devices can be simplified to facilitate the drawings.

[0029] A double-column grease filling machine comprises a base support 1, a movable bracket 2, and a vertical lifting cylinder 3. The base support 1 is an I-shaped steel structure and is provided in two groups. The movable bracket 2 is arranged between the two groups of base supports 1, and a vertical lifting cylinder 3 is arranged at the top of each group of base supports 1. The movable bracket 2 is used to place a grease barrel 24. Two groups of vertical lifting cylinders 3 are provided with a restraint rod 31 at the top on one side. The restraint rod 31 is fixedly sleeved with corresponding vertical lifting cylinders 3 at both ends, thereby increasing the stability of the vertical lifting cylinders 3 and avoiding deformation of the two groups of vertical lifting cylinders 3 due to uneven stress. The two groups of vertical lifting cylinders 3 are synchronously lifted. A lifting switch 8 is fixed at the top end of one group of vertical lifting cylinders 3. The vertical lifting cylinders 3 are controlled by the lifting switch 8. The specific control principle is the prior art. A three-position five-way exhaust electromagnetic valve can be used. The pressure supply ports of the two vertical lifting cylinders 3 are connected to the two working ports of the electromagnetic valve. Under the control of the electromagnetic valve, the two cylinders are synchronously supplied with gas, stopped, and exhausted, thereby realizing synchronous control of the two vertical lifting cylinders 3. Specifically, the lifting switch 8 is pulled upward to drive the gas to rise. The lifting switch 8 is pulled to the middle position to stop the gas supply process. The lifting switch 8 is pulled downward to drive the exhaust to fall. A pressure plate 4 is arranged between the vertical lifting cylinders 3. The pressure plate 4 is used to press and discharge the grease in the grease barrel 24 for filling work. Two groups of vertical lifting cylinders 3 are provided with a cross rod 7 at the top. The cross rod 7 is fixedly connected to the output ends of the two groups of vertical lifting cylinders 3 at both ends. Under the action of the vertical lifting cylinders 3, the cross rod 7 is driven to move up and down. Two limiting rods 5 are fixedly inserted into the cross rod 7. The limiting rods 5 are fixedly connected to the top side of the pressure plate 4 at the bottom. Under the action of the lifting of the cross rod 7, the pressure plate 4 is lifted and lowered through the limiting rods 5, thereby realizing the pressing and filling of the grease by the pressure plate 4.

[0030] The top side of the pressure plate 4 is provided with a reciprocating air pump 6, the bottom of the reciprocating air pump 6 is provided with a grease pump cylinder 61, the pump plug of the reciprocating air pump 6 is inserted into the grease pump cylinder 61, the grease pump cylinder 61 is sealingly inserted into the bottom of the pressure plate 4, the bottom end of the grease pump cylinder 61 is provided with an oil inlet, and the top end is provided with an oil outlet 611, during the oil filling operation, after the oil tank 24 is fixed and arranged, the vertical lifting air cylinder 3 drives the cross rod 7 to move downward, the outer side of the pressure plate 4 is provided with a sealing ring 42, the outer diameter of the sealing ring 42 is matched with the inner diameter of the oil tank 24, when the cross rod 7 moves downward, the pressure plate 4 is driven into the oil tank 24 by the limiting rod 5, so that the pressure in the oil tank 24 is higher than the external air pressure, then the reciprocating air pump 6 is started, the pump plug of the reciprocating air pump 6 moves in the piston type in the grease pump cylinder 61, so that the oil enters the inside of the grease pump cylinder 61 from the oil inlet, and then is pumped out from the oil outlet 611 of the grease pump cylinder 61, the oil outlet 611 delivers the oil through the oil pipe to fill the oil to the equipment, the principle of the cooperation of the reciprocating air pump 6 and the grease pump cylinder 61 for pumping oil is prior art, which will not be described here.

[0031] The pressure plate 4 is provided with a pressure relief pipe 41 communicated to the bottom, one side of the pressure relief pipe 41 is provided with an air inlet 411, the inside of the pressure relief pipe 41 is threadedly provided with a switch hand lever 412, when the bottom end position of the switch hand lever 412 exceeds the air inlet 411 after being rotated downward, the air inlet 411 can be covered, so that the air pressure difference between the upper and lower sides of the pressure plate 4 can be maintained when it is pressed down, when it is needed to replace the oil tank 24 or stop the filling operation, the switch hand lever 412 can be rotated upward by the worker, when the bottom end of the switch hand lever 412 no longer covers the air inlet 411, the air inlet 411 can make the inside and outside of the oil tank 24 communicated to produce pressure relief, so that the pressure plate 4 can be pulled out of the oil tank 24 by the vertical lifting air cylinder 3, the pressure relief can reduce the pressure of the vertical lifting air cylinder 3 and can avoid the pressure plate 4 rising with the oil tank 24 together to cause unnecessary trouble, in order to facilitate the worker to observe the pressure condition in the oil tank 24, the air pipe of the air inlet 411 is communicated with an air pressure regulating valve 9, the air pressure regulating valve 9 is fixed on one side of the restraint rod 31, the worker can observe the internal air pressure of the oil tank 24 in real time through the air pressure regulating valve 9 (such as domestic Yake type air source regulating valve AR2000 model), the worker can control the vertical lifting air cylinder 3 to drive the pressure plate 4 to press down or rise to maintain the pressure of the oil filling through the lifting switch 8, the worker can control the pressure relief through the pressure relief switch of the air pressure regulating valve 9, and the worker can observe the real-time pressure in the oil tank 24 during the pressure relief, which increases the practicability.

[0032] The movable bracket 2 is a square frame structure and is provided with positioning plates 21 at the corners of both sides of one end, and the bottom of each positioning plate 21 is provided with a moving wheel 22 which contacts the ground, so that the movable bracket 2 can be conveniently moved out of the inner side of the two groups of base seats 1, and the installation of the grease bucket 24 is facilitated. After the grease bucket 24 is installed on the movable bracket 2 by the manual transport vehicle, the movable bracket 2 is reset, so that the next operation is carried out, the installation operation of the reloaded grease bucket 24 before filling is facilitated, the burden of the workers is reduced, and the efficiency of the replacement of the grease bucket 24 is improved. A plurality of connecting rods 12 located in the same plane are arranged between the two groups of base seats 1, the connecting rods 12 are fixedly connected to the side walls of the corresponding base seats 1 at both ends, and the top side of the connecting rod 12 is slidably connected to the bottom side of the movable bracket 2. The connecting rod 12 plays a supporting role for the movable bracket 2, so that the movable bracket 2 is prevented from being deformed due to the excessive weight of the grease bucket 24. An auxiliary pulley 13 is arranged on one side of both ends of the connecting rod 12, the auxiliary pulley 13 is in abutting connection with the bottom side of the frame of the movable bracket 2, and the auxiliary pulley 13 is made of elastic material. The auxiliary pulley 13 cooperates with the moving wheel 22 to effectively ensure the smoothness of the movement of the movable bracket 2.

[0033] One end of one group of base seats 1 is provided with a positioning pin 11, and both ends of one side of the movable bracket 2 are provided with fixing holes 23 which are matched with the positioning pin 11. The positioning pin 11 plays a role in fixing the movable bracket 2 and increases the stability during operation. The positioning pin 11 comprises a barrel 111, a tension spring 112 and a pin rod 113. The barrel 111 is provided with a gap and the pin rod 113 is inserted into the barrel 111. One end of the pin rod 113 is of a bent structure and is provided with the tension spring 112. The tension spring 112 is arranged in the barrel 111 and is fixedly connected to one end of the barrel 111. The pin rod 113 is fixedly provided with a limiting protruding rod 1131 at the end. The limiting protruding rod 1131 is in sliding contact with the inner wall of the barrel 111. The other end of the tension spring 112 is fixedly connected to the limiting protruding rod 1131. Under the action of the tension spring 112, a certain stress is always applied to the pin rod 113, so that the position of the fixing hole 23 of the movable bracket 2 corresponds to the position of the positioning pin 11. When the pin rod 113 is rotated and the bent part is buckled into the gap of the barrel 111, the other end is inserted into the corresponding fixing hole 23, so that the movable bracket 2 is fixed. When the movable bracket 2 is pulled out of the base seat 1, the positioning pin 11 is fixed in cooperation with the corresponding fixing hole 23, so that the installation of the grease bucket 24 is facilitated. After the installation of the grease bucket 24 is completed, the movable bracket 2 is reset, and the positioning pin 11 is fixed in cooperation with the other fixing hole 23, so that the stability of the movable bracket 2 is ensured.

[0034] The above description and drawings suffice to fully enable one skilled in the art to practice the embodiments of the present disclosure, portions and features of some embodiments can be included or substituted into other embodiments, the embodiments of the present disclosure are not limited to the structures described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof, the scope of the present disclosure is limited only by the appended claims.

Claims

1. A dual column grease dispenser characterized by, The utility model provides a kind of lifting device, including base support, movable bracket, vertical lifting cylinder, the base support is I-shaped steel structure and is equipped with two groups, the movable bracket is located between two groups of base support, and vertical lifting cylinder is provided at the top of each group of base support, and the vertical lifting cylinder between the pressure disc is provided, the movable bracket is square frame structure and the corner at one end both sides is provided with positioning plate, the positioning plate bottom is provided with moving wheel, the moving wheel contacts ground, one group of base support end is provided with positioning pin, the movable bracket one side both ends are provided with fixed hole, the fixed hole is adapted with positioning pin.

2. A dual column grease dispenser as claimed in claim 1, wherein, The top of the two vertical lifting cylinders is provided with a restraint rod, and the two ends of the restraint rod are respectively fixedly sleeved with the corresponding vertical lifting cylinders.

3. A dual column grease dispenser as defined in claim 1 wherein, The top of the two vertical lifting cylinders is provided with a horizontal rod, and the two ends of the horizontal rod are respectively fixedly connected with the output ends of the two vertical lifting cylinders.

4. A dual column grease dispenser as defined in claim 1 wherein, The top of the pressure disc is provided with a reciprocating air pump, and the bottom of the reciprocating air pump is provided with a grease pump cylinder.

5. A dual column grease dispenser as defined in claim 1 wherein, The side of the pressure disc is provided with a pressure relief pipe communicated to the bottom, and the side of the pressure relief pipe is provided with an air inlet.

6. A dual column grease dispenser as defined in claim 1 wherein, The two vertical lifting cylinders are synchronously lifted, and the top end of one of the vertical lifting cylinders is fixedly provided with a lifting switch.

7. A dual column grease dispenser as defined in claim 1 wherein, The positioning pin comprises a barrel, a tension spring and a pin rod.

8. A dual column grease dispenser as defined in claim 1 wherein, The two groups of base supports are provided with a plurality of connecting rods located in the same plane, and the two ends of the connecting rod are respectively fixedly connected with the side walls of the corresponding base supports. The two ends of the connecting rod are provided with auxiliary pulleys on one side, and the auxiliary pulleys are respectively abuttingly connected with the bottom sides of the frame of the movable bracket.

Images