Automatic oiling device for lead screw

Abstract

The utility model provides an automatic lead screw oiling device which comprises a rack, a sliding rod is arranged on the rack in the horizontal direction, a pneumatic rotating chuck used for clamping the end of a lead screw rod is arranged at one end of the sliding rod, the pneumatic rotating chuck is rotationally connected with the rack in the horizontal direction, and a motor used for driving the pneumatic rotating chuck to rotate is arranged on one side of the pneumatic rotating chuck. A sliding platform is connected to the sliding rod in a sliding mode, a clamping assembly used for clamping a lead screw sleeve is arranged on the sliding platform, and an oil spraying pipe used for spraying oil to a threaded groove in a lead screw rod is arranged on the side, close to the pneumatic rotating chuck, of the sliding platform. According to the automatic oiling device for the lead screw, the pneumatic rotating chuck and the two clamping blocks are adopted for fixing the lead screw, the screw on the lead screw is driven to rotate, so that the oil spraying pipe is driven to move, the position of the oil spraying pipe corresponds to the threaded groove of the screw all the time, accurate oiling of lubricating oil is achieved, waste of the lubricating oil is avoided, and the lead screw is kept clean; the automation degree is high, and the oiling effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to lead screw processing equipment technical field, especially a kind of automatic oiling device of lead screw. BACKGROUND

[0002] Lead screw needs to be smeared lubricating oil in helical groove, to reduce the wear and tear of lead screw in use process. In prior art, most of them are smeared lubricating oil to lead screw manually, not enough convenient, consume manpower, also smeared excess, lead to lubricating oil waste, lubricating oil excess also affect the cleanliness of lead screw, affect the subsequent use of lead screw. SUMMARY

[0003] The utility model provides a kind of automatic oiling device of lead screw to overcome the insufficient of prior art, which is manually smeared lubricating oil to lead screw, not enough convenient, consume manpower, also smeared excess, lead to lubricating oil waste, lubricating oil excess also affect the cleanliness of lead screw, affect the subsequent use of lead screw.

[0004] The utility model discloses a kind of automatic oiling device of lead screw, including rack, the rack is equipped with slide bar along horizontal direction, the slide bar one end is equipped with the pneumatic chuck for clamping lead screw screw rod end, the pneumatic chuck is rotationally connected with rack along horizontal direction, the pneumatic chuck one side is equipped with motor for driving the rotation of pneumatic chuck, the slide bar is slidably connected with sliding platform, the sliding platform is equipped with clamping assembly for clamping lead screw sleeve, the sliding platform is equipped with oil injection pipe for the oil injection of thread groove on lead screw screw rod on the side close to pneumatic chuck.

[0005] Pneumatic chuck is used for clamping the screw rod end of lead screw, clamping assembly is arranged on sliding platform for clamping the sleeve portion of lead screw, when motor drives the rotation of pneumatic chuck, screw rod is synchronously rotated with pneumatic chuck, screw rod is connected with sleeve by screw thread, when screw rod is rotated into sleeve, sleeve carries sliding platform and moves to the direction of pneumatic chuck;Sliding platform moves, and oil injection pipe is synchronously moved, and the thread groove on lead screw screw rod is oiled.

[0006] Further, in order to clamp the sleeve of screw rod, the clamping assembly includes a cylinder, a first clamping block and a second clamping block, the first clamping block is fixedly arranged on the upper end of the sliding platform, the second clamping block is arranged above the first clamping block, the cylinder body is fixedly connected with the lower end of the sliding platform, the extending end of the cylinder penetrates through the sliding platform, the first clamping block and the second clamping block, and the first clamping block and the second clamping block are fixedly connected with the second clamping block, and the first clamping block and the second clamping block are provided with clamping grooves matched with the sleeve.

[0007] Further, in order to guarantee the clamping force of the first clamping block and the second clamping block to the sleeve, a guide rod matched with the second clamping block is arranged on the first clamping block, and a spring is arranged between the first clamping block and the second clamping block, and the spring is sleeved on the guide rod.

[0008] Further, an oil receiving tank is arranged below the sliding platform, one side of the oil receiving tank is provided with an oil pump, the input end of the oil pump is communicated with the oil receiving tank, and the output end of the oil pump is communicated with the oil injection pipe. The oil pump cooperates with the oil injection pipe to spray oil on the thread groove of the screw rod. The oil receiving tank is used for receiving and recycling the lubricating oil dripping from the screw rod during the oiling process.

[0009] Further, in order to reduce the waste of lubricating oil, an arc-shaped oil injection part matched with the thread groove path of the screw rod of the screw rod is arranged on the oil injection pipe, and a plurality of oil injection holes facing the screw rod are arranged on the oil injection part.

[0010] Further, the length of the screw rod is relatively long, and in order to prevent the screw rod from being completely deformed, a bearing table matched with the sleeve of the screw rod is arranged on the side of the sliding platform away from the air rotary chuck.

[0011] The automatic oiling device for screw rod has the advantages that: the automatic oiling device for screw rod provided by the utility model adopts the air rotary chuck and the two clamping blocks to fix the screw rod, drives the screw rod to rotate, drives the oil injection pipe to move, the position of the oil injection pipe is always matched with the thread groove of the screw rod, the accurate oiling of the lubricating oil is realized, the waste of the lubricating oil is avoided, the cleanliness of the screw rod is maintained, the degree of automation is high, and the oiling effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further described in connection with the drawings and examples.

[0013] Figure 1 is the structural schematic diagram of the best embodiment of the utility model;

[0014] Figure 2 is Figure 1 is the enlarged schematic diagram of A in the figure;

[0015] Figure 3 is the structural schematic diagram of the air rotary chuck;

[0016] Figure 4 is the structural schematic diagram of the screw rod.

[0017] In the figure: 1, rack, 2, sliding rod, 3, screw rod, 31, screw rod, 32, sleeve, 4, air rotary chuck, 5, sliding platform, 6, oil injection pipe, 61, oil injection part, 62, oil injection hole, 7, air cylinder, 8, first clamping block, 9, second clamping block, 10, guide rod, 11, spring, 12, oil receiving tank, 13, oil pump, 14, bearing table, 15, clamping groove. Detailed Implementation

[0018] The present invention will now be described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, illustrating only the basic structure of the present invention, and therefore only show the components relevant to the present invention.

[0019] like Figures 1-4 As shown, this utility model discloses an automatic oiling device for lead screws, comprising a frame 1. Two sliding rods 2 are horizontally mounted on the frame 1. Two pneumatic rotary chucks 4 are mounted at the ends of the sliding rods 2 to clamp the ends of the lead screws 31. The pneumatic rotary chucks 4 are connected to an external air source to drive the jaws to clamp the ends of the lead screws 31. The pneumatic rotary chucks 4 are rotatably connected to the frame 1 in the horizontal direction. A motor is mounted on one side of each pneumatic rotary chuck 4 to drive its rotation. One pneumatic rotary chuck 4 is connected to the motor output end via a sprocket and chain drive. The two pneumatic rotary chucks 4 rotate synchronously via a sprocket and chain drive. The motor drives the two pneumatic rotary chucks 4 to rotate synchronously, thereby driving the leads 31 of the two lead screws 3 to rotate synchronously.

[0020] A sliding platform 5 is slidably connected to the slide rod 2. The sliding platform 5 is provided with a linear bearing that cooperates with the slide rod 2. The sliding platform 5 is provided with a clamping assembly for clamping the sleeve 32 of the lead screw 3. A bearing platform 14 that cooperates with the sleeve 32 of the lead screw 3 is provided on the side of the sliding platform 5 away from the pneumatic rotary chuck 4. The clamping assembly includes a cylinder 7, a first clamping block 8, and a second clamping block 9. The first clamping block 8 is fixedly disposed on the upper end of the sliding platform 5, and the second clamping block 9 is disposed above the first clamping block 8. The cylinder body of the cylinder 7 is fixedly connected to the lower end of the sliding platform 5. The protruding end of the cylinder 7 passes through the sliding platform 5 and the first clamping block 8 and is fixedly connected to the second clamping block 9. The first clamping block 8 and the second clamping block 9 are provided with clamping grooves 15 that cooperate with the sleeve 32.

[0021] The first clamping block 8 is provided with a guide rod 10 that cooperates with the second clamping block 9, and a spring 11 is provided between the first clamping block 8 and the second clamping block 9, and the spring 11 is sleeved on the guide rod 10.

[0022] The sliding platform 5 is provided with an oil spray pipe 6 on the side near the pneumatic rotary chuck 4 for spraying oil onto the threaded grooves of the lead screw 31. The oil spray pipe 6 has an arc-shaped oil spray section 61 that matches the path of the threaded grooves of the lead screw 31, and the oil spray section 61 has several oil spray holes 62 facing the lead screw 31. The oil spray pipe 6 consists of a plastic hose and a copper pipe. One end of the plastic hose is connected to the output end of the oil pump 13, and the other end is connected to the first clamping block 8. The copper pipe is fixedly located below the lead screw 3, and the first clamping block 8 has a connecting hole for connecting the plastic hose and the copper pipe.

[0023] The sliding platform 5 is provided with an oil receiving tank 12 below, one side of the oil receiving tank 12 is provided with an oil pump 13, the input end of the oil pump 13 is communicated with the oil receiving tank 12, and the output end of the oil pump 13 is communicated with the oil injection pipe 6.

[0024] Working process:

[0025] Before oiling, the end of the screw rod 31 of the lead screw 3 is inserted between the jaws of the pneumatic rotary chuck 4, the side of the sleeve 32 of the lead screw 3 close to the screw rod 31 is placed in the clamping groove 15 of the first clamping block 8, the side of the sleeve 32 of the lead screw 3 away from the screw rod 31 is placed on the bearing table 14, the axial position of the lead screw 3 is adjusted, the oil injection hole 62 of the oil injection pipe 6 is aligned with the thread groove of the screw rod 31, then the pneumatic rotary chuck 4 is driven to clamp the end of the screw rod 31, and the cylinder 7 is retracted to clamp the sleeve 32 by the first clamping block 8 and the second clamping block 9.

[0026] When oiling, the oil pump 13 is started, the lubricating oil in the oil receiving tank 12 is sprayed out from the oil injection hole 62 through the oil injection pipe 6, the thread groove on the screw rod 31 is sprayed, and the two pneumatic rotary chucks 4 are synchronously rotated by the motor through the chain wheel and chain, so that the screw rods 31 of the two lead screws 3 are synchronously rotated, the screw rod 31 is dragged to move the sliding platform 5 to the direction of the pneumatic rotary chuck 4, and the position of the oil injection hole 62 always corresponds to the position of the thread groove of the screw rod 31 during the movement of the sliding platform 5.

[0027] The directions and references (for example, up, down, left, right, etc.) in the utility model can be used only to help the description of the features in the drawings. Therefore, the following detailed embodiments are not used in the limiting sense, and the scope of the claimed subject matter is limited only by the appended claims and their equivalents.

[0028] Based on the above ideal embodiments according to the utility model, through the above description, relevant personnel can make various changes and modifications without deviating from the scope of the utility model. The technical scope of the utility model is not limited to the contents in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A screw automatic oiling device, characterized by: The utility model relates to a kind of silk rod clamping and spraying device, including rack (1), the slide bar (2) is equipped on rack (1) along horizontal direction, the slide bar (2) one end is equipped with the air chuck (4) for clamping screw rod (31) end of screw rod (3), the air chuck (4) is rotatably connected with rack (1) along horizontal direction, the air chuck (4) one side is equipped with motor for driving air chuck (4) rotation, the slide bar (2) is slidably connected with sliding platform (5), the sliding platform (5) is equipped with clamping assembly for clamping sleeve (32) of screw rod (3), the sliding platform (5) is equipped with oil injection pipe (6) for spraying on screw rod (3) screw rod (31) thread groove close to air chuck (4) side.

2. The automatic lead screw oiling device as claimed in claim 1, wherein: The clamping assembly includes cylinder (7), first clamping block (8) and second clamping block (9), the first clamping block (8) is fixedly arranged on the upper end of sliding platform (5), the second clamping block (9) is arranged above the first clamping block (8), the cylinder body of the cylinder (7) is fixedly connected with the lower end of the sliding platform (5), the extending end of the cylinder (7) is fixedly connected with the second clamping block (9) by penetrating the sliding platform (5) and the first clamping block (8), the first clamping block (8) and the second clamping block (9) are provided with clamping grooves (15) matched with the sleeve (32).

3. The automatic lead screw oiling device of claim 2, wherein: The first clamping block (8) is provided with a guide rod (10) matched with the second clamping block (9), and a spring (11) is arranged between the first clamping block (8) and the second clamping block (9), and the spring (11) is sleeved on the guide rod (10).

4. The automatic lead screw oiling device of claim 1, wherein: An oil receiving tank (12) is arranged below the sliding platform (5), one side of the oil receiving tank (12) is provided with an oil pump (13), the input end of the oil pump (13) is communicated with the oil receiving tank (12), and the output end of the oil pump (13) is communicated with the oil injection pipe (6).

5. The automatic lead screw oiling device of claim 4, wherein: The oil injection pipe (6) is provided with an arc-shaped oil injection part (61) matched with the thread groove path of the screw rod (31), and a plurality of oil injection holes (62) are arranged on the oil injection part (61) and directed towards the screw rod (31).

6. The automatic lead screw oiling device of claim 1, wherein: The side of the sliding platform (5) away from the air chuck (4) is provided with a bearing table (14) matched with the sleeve (32) of the screw rod (3).

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