Machining lubricating system

Abstract

The utility model discloses a machining lubricating system which comprises an oil cylinder arranged on the outer side of an electric push rod, one side of the oil cylinder is connected with the electric push rod through a connecting assembly, and the oil outlet end of the oil cylinder is communicated with a lubricating assembly used for lubricating the surface of a guide rod in the electric push rod. According to the utility model, on an assembly line, some auxiliary equipment, such as a detection instrument and a welding device, can be subjected to height adjustment according to different production requirements. The electric push rod can be used as a lifting mechanism of the equipment, the height of the equipment is rapidly and accurately adjusted, it is ensured that the relative position between the equipment and the workpiece is always in the optimal state, and therefore the detection or machining accuracy is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment lubrication, in particular to a mechanical processing lubrication system. Background Art

[0002] In assembly lines and mechanical processing, electric linear actuators play a variety of important roles. Some auxiliary equipment such as testing instruments and labeling equipment may need to be height-adjusted according to different production requirements. Electric linear actuators can serve as the lifting mechanism of these equipment to quickly and accurately adjust the height of the equipment, ensuring that the relative position between the equipment and the object is always in the best state, thereby ensuring the accuracy of detection or processing.

[0003] Currently, a Chinese patent with the announcement number CN219215717U discloses an automated labeling line, which relates to the field of assembly lines. The automated labeling line includes a computer connection cable connected to a computer and an assembly line workbench. The assembly line workbench is provided with a conveyor belt, a guide rail is fixedly connected to the assembly line workbench, and a support plate is fixedly connected to the top of the guide rail. The support plate is provided with an electric push rod, and the output end of the electric push rod is provided with a slide. The automated labeling line uses a labeling machine to perform labeling operations on target objects on the assembly line workbench. A protective plate is provided to provide side protection for the labeling machine. A socket body is added to allow the computer connection cable to be docked to achieve computer connection. The joint fastening mechanism can ensure a stable connection between the socket body and the plug, which is not easy to loosen.

[0004] The above-mentioned automated labeling production line has some problems in use. Although the joint fastening mechanism can achieve a stable connection between the socket body and the plug and prevent it from loosening, in actual use, relative movement will occur between the guide rod and the guide sleeve and other components of the electric push rod, generating friction. Continuous friction will cause the guide sleeve to gradually wear out, shortening the service life of the electric push rod. Utility Model Content

[0005] The purpose of the present utility model is to provide a mechanical processing lubrication system to solve the problem proposed in the above background technology that relative movement will occur between the guide rod and the guide sleeve and other components of the electric push rod, generating friction, and continuous friction will cause the guide sleeve to gradually wear and shorten the service life of the electric push rod.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A machining lubrication system includes an oil cylinder disposed outside an electric push rod, one side of the oil cylinder being connected to the electric push rod via a connecting assembly, an oil outlet end of the oil cylinder being connected to a lubrication assembly for lubricating the surface of a guide rod in the electric push rod, and a pushing assembly for pushing grease in the oil cylinder out of the oil cylinder being provided at the bottom of the oil cylinder;

[0008] The lubrication assembly includes a threaded tube fixedly mounted on the oil outlet end of the oil barrel, the inner cavity of the threaded tube is connected to the inner cavity of the oil barrel, the surface of the threaded tube is threadedly connected to a one-way two-joint, the two output ends of the one-way two-joint are fixedly connected to solenoid valves, the output ends of the two groups of solenoid valves are connected to connecting tubes, the other ends of the two groups of connecting tubes are connected to hollow half-rings, the inner arc surfaces of the two groups of hollow half-rings are provided with oil outlet holes set at a fixed distance, the two groups of hollow half-rings are respectively bonded to the top of the electric push rod and the inner arc surfaces of the two groups of hollow half-rings are respectively close to the guide rod surface of the electric push rod.

[0009] Preferably, the connecting assembly includes a fixing ring sleeved on the surface of the oil cylinder, the surface of the fixing ring is provided with a fixing piece for fixing the oil cylinder, one side surface of the fixing ring is fixedly connected to a fixing plate, one end of the rear side of the fixing plate is fixedly connected to a clamping plate, the surface of the rear side of the fixing plate is provided with a sliding groove arranged along the length of the fixing plate, the inner cavity of the sliding groove is slidably connected to a slider, one end of the slider is fixedly connected to a clamping plate arranged opposite to the clamping plate, one end surface of the slider is fixedly connected to a screw rod, one end of the screw rod passes through the sliding groove to one side and extends to the outside of the fixing plate, one end of the screw rod is threadedly connected to a hand-tightening nut, and one side of the hand-tightening nut is tightly against the surface of the fixing plate.

[0010] Preferably, the ejection assembly includes a connecting rod fixedly installed at the center of the bottom of the fixed plate, one side of the bottom of the connecting rod is fixedly connected to a connecting plate, one end of the connecting plate extends toward the bottom of the oil cylinder and is fixedly connected to a disc, a push plate is placed on the top of the disc, the bottom of the push plate is fixedly connected to a pull rod, one end of the pull rod passes downward through the disc and is fixedly connected to an abutment disc, a tension spring is provided on the surface of the pull rod between the disc and the abutment disc, and both ends of the tension spring are fixedly connected to the bottom of the disc and the top surface of the abutment disc, respectively.

[0011] Preferably, a single chip microcomputer is embedded on the outer side of the clamping plate, and the input ends of the two groups of solenoid valves are electrically connected to the signal output end of the single chip microcomputer through wires.

[0012] Preferably, the fixing member comprises a bolt threadedly connected to the surface of the fixing ring, one end of the bolt threadedly passes through the fixing ring and abuts against the surface of the oil cylinder.

[0013] Preferably, arc-shaped notches are provided on the surfaces of the clamping plate and the clamping plate on one side opposite to each other, and the openings of the two groups of arc-shaped notches are arranged correspondingly.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The utility model sets a lubrication component, and the pushing component pushes the grease in the oil cylinder out of the oil cylinder, and flows into the connecting pipe and the hollow half ring on the corresponding side through a one-to-two joint. After the grease enters the hollow half ring through the connecting pipe, it can seep out evenly from the oil outlet hole, thereby forming a grease film of uniform thickness on the surface of the guide rod of the electric linear actuator, ensuring that the guide rod can be well lubricated throughout the stroke, avoiding wear due to insufficient local lubrication, and effectively extending the service life of the electric linear actuator.

[0016] 2. The utility model can accurately set the opening and closing time of the solenoid valve through the setting of the single-chip microcomputer, thereby realizing timed and quantitative lubrication, and can reasonably arrange the lubrication frequency and duration according to factors such as the working time and working intensity of the electric push rod, thereby improving the scientificity and effectiveness of lubrication, further extending the service life of the electric push rod, and also saving the use of grease.

[0017] 3. The utility model can firmly connect the entire device to the electric push rod through the setting of the connecting component, preventing the oil cylinder from shifting due to vibration and other reasons during the operation of the equipment. The position of the slider can be adjusted to adapt to electric push rods of different diameters, thereby improving the versatility and applicability of the device.

[0018] 4. The utility model provides an elastic restoring force through the setting of the pushing assembly. The tension spring pulls the abutment plate to move upward, and the push plate is driven to move upward via the pull rod, thereby pushing the piston in the oil cylinder upward, squeezing the grease out from the inside of the oil cylinder. The grease in the oil cylinder can be pushed out stably, and the grease can be continuously and stably supplied to the lubrication assembly to ensure the continuity of the lubrication process. The distance between the abutment plate and the disc can be observed, and the amount of grease in the oil cylinder can be intuitively understood. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic structural diagram of the mechanical processing lubrication system of the present utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the plywood of the utility model;

[0021] Figure 3 This is a structural diagram of the chute of the utility model.

[0022] In the picture:

[0023] 100, oil cylinder; 101, retaining ring; 102, bolt;

[0024] 200, disc; 201, tension spring; 202, pull rod; 203, abutment disc; 204, push disc; 205, connecting rod; 206, connecting plate;

[0025] 300, solenoid valve; 301, two-way connector; 302, connecting pipe; 303, hollow half ring; 304, oil outlet hole; 305, threaded pipe;

[0026] 400, fixing plate; 401, clamping plate; 402, arc-shaped notch; 403, clamping plate; 404, slide groove; 405, slider; 406, screw rod; 407, hand nut;

[0027] 500, electric linear actuator;

[0028] 600, single-chip microcomputer. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] See also Figure 1-3 This embodiment provides a machining lubrication system, comprising an oil cylinder 100 disposed outside an electric push rod 500. One side of the oil cylinder 100 is connected to the electric push rod 500 via a connecting assembly. The oil outlet end of the oil cylinder 100 is connected to a lubrication assembly for lubricating the guide rod surface in the electric push rod 500. The bottom of the oil cylinder 100 is provided with a pushing assembly for pushing the grease in the oil cylinder 100 out of the oil cylinder 100.

[0031] The lubrication assembly includes a threaded tube 305 fixedly mounted on the oil outlet end of the oil barrel 100, the inner cavity of the threaded tube 305 is connected to the inner cavity of the oil barrel 100, the surface of the threaded tube 305 is threadedly connected to a one-way two-way joint 301, the two output ends of the one-way two-way joint 301 are fixedly connected to the solenoid valve 300, the output ends of the two sets of solenoid valves 300 are connected to the connecting tube 302, the other ends of the two sets of connecting tubes 302 are connected to the hollow half ring 303, the inner arc surface of the two sets of hollow half rings 303 is provided with oil outlet holes 304 set at a fixed distance, the two sets of hollow half rings 303 are respectively bonded to the top of the electric push rod 500 and the inner arc of the two sets of hollow half rings 303 The two surfaces are respectively close to the guide rod surface of the electric push rod 500. Through the setting of the lubrication component, the pushing component pushes the grease in the oil cylinder 100 out of the oil cylinder 100, and flows into the connecting pipe 302 through the one-to-two joint 301 and flows into the hollow half ring 303 on the corresponding side. After the grease enters the hollow half ring 303 through the connecting pipe 302, it can seep out evenly from the oil outlet 304, thereby forming a grease film of uniform thickness on the guide rod surface of the electric push rod 500, ensuring that the guide rod can be well lubricated throughout the stroke, avoiding wear due to insufficient local lubrication, and effectively extending the service life of the electric push rod 500.

[0032] It is worth noting that the structure of the oil cylinder 100 is a technology well known to those skilled in the art, which includes a cylinder for storing grease, and a piston located inside the cylinder for squeezing the grease out of the cylinder, etc. The rest will not be elaborated.

[0033] Preferably, the connecting assembly includes a fixing ring 101 sleeved on the surface of the oil cylinder 100, the surface of the fixing ring 101 is provided with a fixing piece for fixing the oil cylinder 100, one side surface of the fixing ring 101 is fixedly connected to a fixing plate 400, one end of the rear side of the fixing plate 400 is fixedly connected to a clamping plate 403, the surface of the rear side of the fixing plate 400 is provided with a sliding groove 404 arranged along the length of the fixing plate 400, the inner cavity of the sliding groove 404 is slidably connected to a slider 405, one end of the slider 405 is fixedly connected to a clamping plate 401 arranged opposite to the clamping plate 403, and one end of the slider 405 is fixedly connected to the clamping plate 401 arranged opposite to the clamping plate 403. The surface is fixedly connected with a screw rod 406, one end of which passes through the slide groove 404 to one side and extends to the outside of the fixed plate 400, and one end of the screw rod 406 is threadedly connected to a hand nut 407, one side of the hand nut 407 is in close contact with the surface of the fixed plate 400. Through the setting of the connecting component, the entire device can be firmly connected to the electric push rod 500 to prevent the oil cylinder 100 from shifting due to vibration and other reasons during the operation of the equipment, and the position of the slider 405 can be adjusted to adapt to electric push rods 500 of different diameters, thereby improving the versatility and applicability of the device.

[0034] It is worth noting that the ejection assembly includes a connecting rod 205 fixedly mounted at the center of the bottom of the fixed plate 400, one side of the bottom of the connecting rod 205 is fixedly connected to a connecting plate 206, one end of the connecting plate 206 extends to the bottom of the oil cylinder 100 and is fixedly connected to the disc 200, a push plate 204 is placed on the top of the disc 200, the bottom of the push plate 204 is fixedly connected to a pull rod 202, one end of the pull rod 202 passes through the disc 200 downward and is fixedly connected to the abutment disc 203, and a tension spring is sleeved on the surface of the pull rod 202 located between the disc 200 and the abutment disc 203 201. The two ends of the tension spring 201 are respectively fixedly connected to the bottom of the disc 200 and the top surface of the abutment disc 203. Through the setting of the pushing component, the tension spring 201 provides an elastic restoring force. The tension spring 201 pulls the abutment disc 203 to move upward, and drives the push disc 204 to move upward through the pull rod 202, thereby pushing the piston in the oil cylinder 100 upward, squeezing the grease out from the inside of the oil cylinder 100, and can stably push out the grease in the oil cylinder 100, and ensure that the grease is continuously and stably supplied to the lubrication component, ensuring the continuity of the lubrication process.

[0035] Preferably, a single-chip microcomputer 600 is embedded on the outer side of the splint 403, and the input ends of the two sets of solenoid valves 300 are electrically connected to the signal output ends of the single-chip microcomputer 600 through wires. Through the setting of the single-chip microcomputer 600, the opening and closing time of the solenoid valve 300 can be accurately set, thereby realizing timed and quantitative lubrication, and the lubrication frequency and duration can be reasonably arranged according to factors such as the working time and working intensity of the electric push rod 500, thereby improving the scientificity and effectiveness of the lubrication, further extending the service life of the electric push rod 500, and also saving the use of grease.

[0036] The model of the single-chip microcomputer 600 is AT89S52, and the single-chip microcomputer 600 of the model AT89S52 has a timing function, which can meet the requirements of accurately setting the opening and closing time of the solenoid valve 300, and the model of the solenoid valve 300 is the DF series solenoid valve 300.

[0037] Furthermore, the fixing part includes a bolt 102 threadedly connected to the surface of the fixing ring 101. One end of the bolt 102 is threaded through the fixing ring 101 and abuts against the surface of the oil cylinder 100. Through the setting of the fixing part, the oil cylinder 100 can be effectively prevented from shaking or rotating during use, thereby ensuring the relative position stability between the oil cylinder 100 and the connecting assembly, lubrication assembly, etc.

[0038] Furthermore, arc-shaped notches 402 are provided on the surfaces of the opposite sides of the clamping plate 401 and the splint 403, and the mouths of the two groups of arc-shaped notches 402 are arranged correspondingly. Through the arrangement of the arc-shaped notches 402, the arc-shaped notches 402 on the opposite sides of the clamping plate 401 and the splint 403 correspond to each other, which can better fit the circular surface of the electric push rod 500, increase the tightness and stability of the connection, and avoid loosening or displacement of the lubrication component due to loose connection.

[0039] Working principle;

[0040] First, fit the arc-shaped notch 402 of the clamping plate 403 onto the main surface of the electric push rod 500. Then, remove the clamping plate 401 and slide the slider 405 at one end into the slide groove 404 and slide it to the other side. Then, make the screw rod 406 on the slider 405 pass through the fixed plate 400. Then, screw the hand nut 407 onto one end of the screw rod 406 and make it close to the surface of the fixed plate 400.

[0041] At this time, take out the oil cylinder 100, thread the one-part-two joint 301 onto the surface of the top threaded tube 305 of the oil cylinder 100, and adhere the two sets of hollow half rings 303 to the top of the electric push rod 500 and the corresponding positions of the outer circumference of the guide rod. Then pull the abutment plate 203 downward, and the bottom of the push plate 204 is driven by the pull rod 202 to contact the top of the disc 200. Then, insert the oil cylinder 100 into the inside of the fixing ring 101, and tighten the bolts 102 to fix the oil cylinder 100. Then loosen the abutment plate 203, and under the pull of the tension spring 201, make the push plate 204 abut the piston inside the oil cylinder 100.

[0042] Then adjust the data parameters of the single chip computer 600, set it to open the solenoid valve 300 at a certain time interval, and automatically close the solenoid valve 300 when it is opened for a certain time. When lubricating the guide rod of the electric push rod 500, the single chip computer 600 controls the solenoid valve 300 to open for a certain time, and the tension spring 201 pulls the abutment plate 203 to move upward, and the push plate 204 is driven to move upward through the pull rod 202, thereby pushing the piston in the oil cylinder 100 upward, squeezing the grease out of the inside of the oil cylinder 100. The grease in the oil cylinder 100 is first The grease flows out through the threaded tube 305 at the oil outlet end, and the threaded tube 305 has a two-way joint 301 threadedly connected on its surface, which can divide the grease flowing out of the oil cylinder 100 into two ways for transportation. The grease then flows to the hollow half ring 303 through the connecting tube 302 and is squeezed out from the oil outlet hole 304 on the inner arc surface of the hollow half ring 303, thereby lubricating the guide rod surface of the electric push rod 500. When the opening time reaches the set time, the single-chip microcomputer 600 controls the solenoid valve 300 to close, thereby preventing excessive grease from flowing out.

[0043] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A machining lubrication system, characterized in that: The invention comprises an oil cylinder (100) arranged outside an electric push rod (500), one side of the oil cylinder (100) being connected to the electric push rod (500) via a connecting assembly, an oil outlet end of the oil cylinder (100) being connected to a lubrication assembly for lubricating the surface of a guide rod in the electric push rod (500), and a pushing assembly for pushing the lubricating grease in the oil cylinder (100) out of the oil cylinder (100) being provided at the bottom of the oil cylinder (100); The lubrication assembly comprises a threaded tube (305) fixedly mounted on the oil outlet end of the oil barrel (100), the inner cavity of the threaded tube (305) being in communication with the inner cavity of the oil barrel (100), a two-way joint (301) being threadedly connected to the surface of the threaded tube (305), two sets of output ends of the two-way joint (301) being fixedly connected to the solenoid valve (300), the output ends of the two sets of solenoid valves (300) being in communication with connecting tubes (302), the other ends of the two sets of connecting tubes (302) being in communication with hollow half rings (303), the inner arc surfaces of the two sets of hollow half rings (303) being provided with oil outlet holes (304) arranged at a fixed distance, the two sets of hollow half rings (303) being respectively bonded to the top of the electric push rod (500), and the inner arc surfaces of the two sets of hollow half rings (303) being respectively close to the guide rod surface of the electric push rod (500).

2. A machining lubrication system according to claim 1, characterized in that; The connecting assembly comprises a fixing ring (101) sleeved on the surface of the oil cylinder (100), a fixing member for fixing the oil cylinder (100) is provided on the surface of the fixing ring (101), a fixing plate (400) is fixedly connected to one side surface of the fixing ring (101), a clamping plate (403) is fixedly connected to one end of the rear side of the fixing plate (400), a sliding groove (404) arranged along the length of the fixing plate (400) is opened on the surface of the rear side of the fixing plate (400), and the inner cavity of the sliding groove (404) is sliding. A slider (405) is movably connected, one end of the slider (405) is fixedly connected to a clamping plate (401) arranged opposite to the clamping plate (403), one end surface of the slider (405) is fixedly connected to a screw rod (406), one end of the screw rod (406) passes through the slide groove (404) to one side and extends to the outside of the fixed plate (400), one end of the screw rod (406) is threadedly connected to a hand-tightening nut (407), one side of the hand-tightening nut (407) is in close contact with the surface of the fixed plate (400).

3. A machining lubrication system according to claim 2, characterized in that: The ejection assembly includes a connecting rod (205) fixedly mounted at the bottom center of the fixed plate (400), a connecting plate (206) fixedly connected to one side of the bottom of the connecting rod (205), one end of the connecting plate (206) extending toward the bottom of the oil cylinder (100) and fixedly connected to the disc (200), a push plate (204) placed on the top of the disc (200), a pull rod (202) fixedly connected to the bottom of the push plate (204), one end of the pull rod (202) passing through the disc (200) downward and fixedly connected to the abutment disc (203), a tension spring (201) is sleeved on the surface of the pull rod (202) located between the disc (200) and the abutment disc (203), and two ends of the tension spring (201) are fixedly connected to the bottom of the disc (200) and the top surface of the abutment disc (203) respectively.

4. A machining lubrication system according to claim 2, characterized in that: A single chip microcomputer (600) is embedded on the outer side of the clamping plate (403), and the input ends of the two groups of solenoid valves (300) are electrically connected to the signal output end of the single chip microcomputer (600) through wires.

5. A machining lubrication system according to claim 1, characterized in that: The fixing member comprises a bolt (102) threadedly connected to the surface of the fixing ring (101); one end of the bolt (102) threadedly penetrates the fixing ring (101) and abuts against the surface of the oil cylinder (100).

6. A machining lubrication system according to claim 2, characterized in that: The surfaces of the clamping plate (401) and the clamping plate (403) on one side opposite to each other are both provided with arc-shaped notches (402), and the mouths of the two groups of the arc-shaped notches (402) are arranged correspondingly.

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