Oil spraying device and production line for driving shaft

Abstract

The utility model discloses an oil spraying device for a driving shaft and a production line, and relates to the technical field of driving shaft production, and the oil spraying device for the driving shaft comprises a material conveying frame, a spraying mechanism and an oil supply mechanism, a feeding position and a spraying position are formed on the material conveying frame, and the material conveying frame is used for conveying the driving shaft from the feeding position to the spraying position; the spraying mechanism is located on the side, in the transverse direction, of the material conveying frame and comprises a base, a spraying assembly and a clamping assembly, the spraying assembly is provided with a spraying head capable of rotating around the transverse direction, and the spraying assembly can move relative to the base to drive the spraying head to be close to the spraying position and can drive the spraying head to rotate around the transverse direction so as to spray grease to the periphery of the driving shaft; the clamping assembly can move relative to the base and is used for clamping the driving shaft located at the spraying position, the oil supply mechanism communicates with the spraying head through a pipeline, and the oil supply mechanism is used for storing grease. According to the spraying device, mechanical spraying of the driving shaft can be achieved, spraying is even, the spraying effect is better, and the spraying efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to drive shaft production technical field especially relates to a drive shaft's oil spraying device and production line. BACKGROUND

[0002] In the current vehicle manufacturing process, in order to ensure that drive shaft has high reliability and durable durability, and further improve the performance and safety of the whole vehicle, a crucial step in the production link is to accurately spray a layer of grease on the surface of the drive shaft. The main function of this layer of grease is as a lubricant, effectively reducing the friction generated during the operation of the drive shaft, reducing wear and tear, prolonging the service life, and optimizing the power transmission efficiency. At present, the operation of spraying grease on the drive shaft still depends on the traditional manual spraying method. However, there are significant limitations to using manual spraying method for spraying: on the one hand, the efficiency of manual spraying is relatively low, which is difficult to meet the modern high-efficiency and automated production demand; on the other hand, due to the instability of human factors, the uniformity of spraying cannot be guaranteed, and the spraying effect is poor, which makes it difficult for the grease to play a good lubricating effect on the drive shaft. SUMMARY

[0003] The main purpose of the utility model is to provide a kind of drive shaft's oil spraying device and production line, to solve the technical problems such as the spraying efficiency of the drive shaft is low when using manual spraying method to spray grease, and the spraying effect is poor.

[0004] To achieve the above purpose, the utility model provides a kind of drive shaft's oil spraying device, the oil spraying device includes:

[0005] Material conveying frame, the material conveying frame is formed with feeding position and spraying position at the two ends along the longitudinal direction respectively, the material conveying frame is used to transport the drive shaft from the feeding position to the spraying position, and the drive shaft transported to the spraying position is placed along the transverse direction;

[0006] Spraying mechanism, the spraying mechanism is located at the side of the material conveying frame along the transverse direction, and the spraying mechanism is arranged close to the spraying position, the spraying mechanism includes base, spraying assembly and clamping assembly, the spraying assembly has spraying head that can rotate around the transverse direction, the spraying assembly and the clamping assembly are movably installed on the base, the spraying assembly can move relative to the base to drive the spraying head to be close to the spraying position, and the spraying head can be driven to rotate around the transverse direction to spray grease towards the outer periphery of the drive shaft, and the clamping assembly can move relative to the base and be used to clamp the drive shaft located in the spraying position;

[0007] Oil supply mechanism, the oil supply mechanism is communicated with the spraying head through pipeline, and the oil supply mechanism is used to store the grease and provide the grease to the spraying head.

[0008] In an embodiment, the spraying assembly comprises a first moving driving member, a movable seat, and a rotating structure, the movable seat is movably mounted on the base in the transverse direction, the first moving driving member is mounted on the base, the rotating structure and the clamping assembly are mounted on the movable seat, the spraying head is mounted on the rotating structure, the first moving driving member is used to drive the movable seat to move in the transverse direction to drive the spraying head to approach the spraying position and to drive the clamping assembly to clamp the driving shaft located in the spraying position, and the rotating structure is used to drive the spraying head to rotate in the transverse direction.

[0009] In an embodiment, the rotating structure comprises a rotating arm and a rotating driving member, the rotating arm extends in the transverse direction, the rotating arm is rotatably mounted on the movable seat, the spraying head is mounted on the rotating arm, and the rotating driving member is mounted on the movable seat and connected to the rotating arm, the rotating driving member is used to drive the rotating arm to rotate in the transverse direction to drive the spraying head to rotate in the transverse direction.

[0010] In an embodiment, the rotating arm comprises a rotating section and a telescopic section, both of which extend in the transverse direction, the rotating section is rotatably mounted on the movable seat, the rotating driving member is connected to the rotating section and is used to drive the rotating section to rotate in the transverse direction to drive the spraying head to rotate in the transverse direction, and the telescopic section is telescopically mounted on the rotating section in the transverse direction, the movable seat is further provided with a second moving driving member, the second moving driving member is connected to the telescopic section, and the second moving driving member is used to drive the telescopic section to telescope in the transverse direction to drive the spraying head to move in the transverse direction.

[0011] In an embodiment, the clamping assembly comprises a clamping seat and two clamping jaws, the clamping seat is mounted on the base, and the two clamping jaws are mounted on the clamping seat in the longitudinal direction, the two clamping jaws can move towards or away from each other in the longitudinal direction to clamp or release the driving shaft located in the spraying position.

[0012] In an embodiment, each of the clamping jaws is formed with an arc-shaped clamping groove on the side close to the other clamping jaw, and the two clamping grooves form a clamping cavity for the driving shaft to pass through and match with the driving shaft.

[0013] In an embodiment, the material conveying frame comprises a frame and a conveying belt arranged on the frame, the frame extends in the longitudinal direction, the frame is formed with the feeding position and the spraying position at the two longitudinal ends respectively, and the conveying belt is used to convey the driving shaft from the feeding position to the spraying position.

[0014] In an embodiment, the frame is provided with a position sensor for sensing the position of the driving shaft at the position corresponding to the spraying position.

[0015] In an embodiment, the oil supply mechanism comprises an oil storage tank for storing the oil, and an oil pump for pumping the oil in the oil storage tank to the spraying head.

[0016] The utility model discloses still provide a production line of drive shaft, the production line application has the drive shaft's spraying oil device of above.

[0017] The utility model discloses a technical scheme that drive shaft is placed in the upper material position of the front end of the material handling frame, and the material handling frame can transport drive shaft to the spraying position of the material handling frame, the position of the side of the material handling frame is close to the position of spraying, and the base is provided with the spraying assembly and the clamping assembly on the base, when needing to spray the drive shaft on the spraying position, the clamping assembly and the spraying assembly are moved to the position close to the spraying position, and the drive shaft on the spraying position is clamped and fixed by the clamping assembly, so that the subsequent spraying head can stably spray the drive shaft. After the drive shaft is clamped and fixed by the clamping assembly, the oil supply mechanism provides oil to the spraying head, and the spraying head can rotate around the axial rotation of the drive shaft and quantitatively spray the oil on the outer periphery of the drive shaft, thereby realizing the uniform spraying of the outer periphery of the drive shaft. The drive shaft spraying oil device provided by the utility model can realize the mechanized spraying of the drive shaft, effectively avoid the instability caused by the manual spraying mode of the drive shaft, can quickly and uniformly spray oil to the drive shaft, the spraying effect is better, and has higher spraying efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in these drawings without creating labor.

[0019] Figure 1 It is a structural schematic diagram of the drive shaft spraying oil device embodiment provided by the utility model;

[0020] Figure 2 It is a front view schematic diagram of the drive shaft spraying oil device embodiment provided by the utility model;

[0021] Figure 3 It is a structural schematic diagram of the spraying assembly and the clamping assembly in the drive shaft spraying oil device embodiment provided by the utility model;

[0022] Figure 4 It is a structural schematic diagram of the spraying assembly and the clamping assembly in the drive shaft spraying oil device embodiment provided by the utility model;

[0023] Figure 5 For Figure 4 A local enlarged view at the middle A;

[0024] Figure 6 The structure schematic view of oil supply mechanism in the spraying oil device for driving shaft one embodiment provided by the utility model.

[0025] BRIEF DESCRIPTION OF DRAWINGS

[0026] 100, spraying oil device;10, material transport frame;11, feeding position;12, spraying position;13, rack;14, conveying belt;141, roller;20, spraying mechanism;21, base;22, spraying assembly;221, spraying head;222, first moving driving part;223, movable seat;224, rotating structure;2241, rotating arm;2242, rotating section;2243, telescopic section;2244, rotating driving part;2245, gear;225, second moving driving part;23, clamping assembly;231, clamping seat;232, clamping jaw;233, clamping groove;30, oil supply mechanism;31, oil storage barrel;32, oil pump;200, driving shaft.

[0027] The realization, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0028] The technical solutions 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture, and if the specific posture changes, the directional indications will also change accordingly.

[0030] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the same or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.

[0031] In the current vehicle manufacturing process, in order to ensure that the drive shaft has high reliability and long durability, and further improve the performance and safety of the whole vehicle, an important step in the production process is to accurately spray a layer of grease on the surface of the drive shaft. The main function of this layer of grease is as a lubricant, which can effectively reduce the friction generated during the operation of the drive shaft, reduce wear and tear, prolong the service life, and optimize the power transmission efficiency. At present, the operation of spraying grease on the drive shaft still depends on the traditional manual spraying method. However, the manual spraying method has significant limitations: on the one hand, the efficiency of manual spraying is relatively low, which is difficult to meet the modern high-efficiency and automated production demand; on the other hand, due to the instability of human factors, the uniformity of spraying cannot be guaranteed, and the spraying effect is poor, which makes it difficult for the grease to play a good lubricating effect on the drive shaft.

[0032] The utility model provides a kind of drive shaft 200's spraying oil device 100 and production line.

[0033] Please refer to Figures 1 to 6In the embodiment of the utility model, the spraying oil device 100 of the driving shaft 200 includes a material conveying frame 10, a spraying mechanism 20 and an oil supply mechanism 30, wherein the material conveying frame 10 is formed with a feeding position 11 and a spraying position 12 at the two ends in the longitudinal direction, respectively, the material conveying frame 10 is used for conveying the driving shaft 200 from the feeding position 11 to the spraying position 12, the driving shaft 200 conveyed to the spraying position 12 is placed in the transverse direction, the spraying mechanism 20 is located at one side of the material conveying frame 10 in the transverse direction, and the spraying mechanism 20 is arranged close to the spraying position 12, the spraying mechanism 20 includes a base 21, a spraying assembly 22 and a clamping assembly 23, the spraying assembly 22 has a spraying head 221 capable of rotating in the transverse direction, the spraying assembly 22 and the clamping assembly 23 are movably installed on the base 21, the spraying assembly 22 can move relative to the base 21 to drive the spraying head 221 to move close to the spraying position 12, and the spraying head 221 can be driven to rotate in the transverse direction to spray oil on the outer periphery of the driving shaft 200, the clamping assembly 23 can move relative to the base 21 and is used for clamping the driving shaft 200 located at the spraying position 12, and the oil supply mechanism 30 is in communication with the spraying head 221 through a pipeline, the oil supply mechanism 30 is used for storing oil and supplying oil to the spraying head 221.

[0034] The transverse direction is the left-right direction in the driving shaft 200, the longitudinal direction is the front-rear direction in the driving shaft 200, and the vertical direction is the up-down direction in the driving shaft 200. Figure 1 Figure 1 The transverse direction is the left-right direction in the driving shaft 200, the longitudinal direction is the front-rear direction in the driving shaft 200, and the vertical direction is the up-down direction in the driving shaft 200. Figure 1

[0035] The technical scheme of the utility model places the driving shaft 200 on the feeding position 11 at the front end of the material conveying frame 10, the material conveying frame 10 can convey the driving shaft 200 to the spraying position 12 at the rear end of the material conveying frame 10, the base 21 is arranged at the position close to the spraying position 12 at the left side of the material conveying frame 10, the spraying assembly 22 and the clamping assembly 23 are installed on the base 21, when it is necessary to spray the driving shaft 200 on the spraying position 12, the clamping assembly 23 and the spraying assembly 22 are moved to the position close to the spraying position 12, the clamping assembly 23 clamps and fixes the driving shaft 200 on the spraying position 12, and the subsequent spraying head 221 can stably spray the driving shaft 200. Figure 1 After the clamping assembly 23 clamps and fixes the driving shaft 200, the oil supply mechanism 30 supplies oil to the spraying head 221, and the spraying head 221 can rotate around the axial direction (i.e. the left-right direction in the driving shaft 200) of the driving shaft 200 to quantitatively spray oil on the outer periphery of the driving shaft 200, thereby realizing uniform spraying on the outer periphery of the driving shaft 200.The spraying oil device 100 of the driving shaft 200 provided by the utility model can realize mechanical spraying on the driving shaft 200, effectively avoids the instability caused by manually spraying the driving shaft 200, can quickly and uniformly spray oil on the driving shaft 200, has better spraying effect and has higher spraying efficiency.

[0036] ​In an embodiment of the utility model, spraying assembly 22 includes first mobile drive piece 222, movable seat 223 and rotation structure 224, movable seat 223 can be installed to base 21 along transverse direction, first mobile drive piece 222 is installed to base 21, rotation structure 224 and clamping assembly 23 are installed to movable seat 223, spraying head 221 is installed to rotation structure 224, first mobile drive piece 222 is used to drive movable seat 223 along transverse direction moves, to drive spraying head 221 to be close to spraying position 12 with clamping assembly 23 is clamped in the drive shaft 200 of spraying position 12, rotation structure 224 is used to drive spraying head 221 around transverse direction rotates.

[0037] Specifically, as Figure 3 And Figure 4 Shown, base 21 is installed with first mobile drive piece 222, and first mobile drive piece 222 can adopt the cylinder in prior art, and movable seat 223 is moved along left and right directions by first mobile drive piece 222, namely, clamping assembly 23 and spraying assembly 22 installed on movable seat 223 can be moved to the position close to spraying position 12 along left and right directions, simple structure, and operation is more reliable.

[0038] In an embodiment of the utility model, rotation structure 224 includes rotation arm 2241 and rotary drive piece 2244, rotation arm 2241 is set along transverse direction, and rotation arm 2241 is rotatably installed to movable seat 223, and spraying head 221 is installed to rotation arm 2241, and rotary drive piece 2244 is installed to movable seat 223 and is connected to rotation arm 2241, and rotary drive piece 2244 is used to drive rotation arm 2241 to drive spraying head 221 around transverse direction rotates.

[0039] Further, as Figures 3 to 5 Shown, rotation structure 224 includes rotation arm 2241 and rotary drive piece 2244, and the left end of rotation arm 2241 is rotatably installed on rotary drive piece 2244 around the axial rotation of rotation arm 2241, and spraying head 221 is installed to the right end of rotation arm 2241, and two mutually meshing gears 2245 are arranged on the drive shaft 200 of rotary drive piece 2244 and rotation arm 2241 respectively, and rotary drive piece 2244 drives rotation arm 2241 to rotate through two mutually meshing gears 2245, to drive spraying head 221 around left and right directions rotates.Specifically, rotary drive piece 2244 can adopt the rotary motor in prior art.

[0040] In the embodiment of the utility model, the rotating arm 2241 includes rotating section 2242 and telescopic section 2243 which all extend along the transverse direction, the rotating section 2242 is rotatably installed on the movable seat 223, the rotary driving part 2244 is connected with the rotating section 2242 and is used to drive the rotating section 2242 to drive the spraying head 221 to rotate around the transverse direction, the telescopic section 2243 is telescopically installed on the rotating section 2242 along the transverse direction, the second moving driving part 225 is further installed on the movable seat 223, the second moving driving part 225 is connected with the telescopic section 2243, and the second moving driving part 225 is used to drive the telescopic section 2243 to telescopically move along the transverse direction so as to drive the spraying head 221 to move along the transverse direction.

[0041] Specifically, as shown in Figures 3 to 5 The rotating section 2242 and the telescopic section 2243 all extend along the left-right direction, the rotating section 2242 is sleeved on the outer side of the telescopic section 2243, the telescopic section 2243 can telescopically move along the left-right direction relative to the rotating section 2242, the left end of the rotating section 2242 is rotatably installed on the movable seat 223, the gear 2245 is sleeved on the outer periphery of the rotating section 2242, the rotating section 2242 is driven to rotate by the rotary driving part 2244, so that the telescopic section 2243 and the spraying head 221 installed on the left end of the telescopic section 2243 can be driven to rotate. The second moving driving part 225 is further installed on the movable seat 223, the driving shaft 200 of the second moving driving part 225 extends into the rotating section and is connected with the telescopic section 2243, the second moving driving part 225 can drive the telescopic section 2243 to move along the left-right direction, so as to drive the spraying head 221 to move along the left-right direction to be close to the spraying position 12. The utility model realizes the coarse adjustment and the fine adjustment of the position of the spraying head 221 by the first moving driving part 222 and the second moving driving part 225, so that the spraying head 221 can be more accurately moved to spray the driving shaft 200 located at the spraying position 12. Specifically, the second moving driving part 225 can adopt the cylinder in the prior art.

[0042] In the embodiment of the utility model, the clamping assembly 23 includes the clamping seat 231 and two clamping jaws 232, the clamping seat 231 is installed on the base 21, the two clamping jaws 232 are longitudinally spaced apart and installed on the clamping seat 231, and the two clamping jaws 232 can move towards or away from each other along the longitudinal direction to clamp or release the driving shaft 200 located at the spraying position 12.

[0043] Specifically, as shown in Figure 5 The clamping seat 231 is provided with the two clamping jaws 232 which can move towards or away from each other along the front-back direction, when it is necessary to clamp the driving shaft 200, the two clamping jaws 232 move towards each other along the front-back direction to clamp the driving shaft 200, when it is necessary to release the driving shaft 200, the two clamping jaws 232 are moved away from each other along the front-back direction to release the driving shaft 200, and the structure is simple and easy to manufacture.

[0044] In one embodiment of the present invention, each gripper 232 has an arc-shaped clamping groove 233 formed on the side of the gripper 232 near the other gripper 232, and the two clamping grooves 233 surround to form a clamping cavity through which the drive shaft 200 passes and matches the drive shaft 200.

[0045] Furthermore, such as Figure 5 As shown, each gripper 232 has a gripping groove 233 formed on the side near the other gripper 232. Each gripping groove 233 is recessed in the direction away from its opposite gripping groove 233. The two arc-shaped gripping grooves 233 can be enclosed to form a gripping cavity. The shape of the gripping cavity matches that of the drive shaft 200. Gripping the drive shaft 200 in the gripping cavity can more firmly fix the drive shaft 200.

[0046] In one embodiment of the present invention, the material conveying rack 10 includes a frame 13 and a conveyor belt 14 disposed on the frame 13. The frame 13 extends longitudinally, and the two ends of the frame 13 along the longitudinal direction form a loading position 11 and a spraying position 12, respectively. The conveyor belt 14 is used to transport the drive shaft 200 from the loading position 11 to the spraying position 12.

[0047] Specifically, such as Figure 1 As shown, the frame 13 is arranged in the front-to-back direction, the loading position 11 is formed at the rear end of the frame 13, and the spraying position 12 is formed at the front end of the frame 13. The drive shaft 200 of the loading position 11 can be transported to the spraying position 12 by the conveyor belt 14 set on the frame 13. The structure is simple and the transportation is convenient.

[0048] Furthermore, the conveyor belt includes multiple rotatable rollers 141 spaced apart in the front-to-back direction. The drive shaft 200 can be transported from the loading position 11 to the spraying position 12 through the multiple rollers 141. The structure is simple and relatively reliable.

[0049] In one embodiment of this utility model, a position sensor for sensing the drive shaft 200 is provided on the frame 13 at the position corresponding to the spraying position 12.

[0050] Specifically, a position sensor is installed on the frame 13. When the position sensor detects that there is a drive shaft 200 on the spraying position 12, it can control the spraying mechanism 20 to operate to spray the drive shaft 200 located at the spraying position 12, thereby realizing the automated spraying of the drive shaft 200.

[0051] In one embodiment of the present invention, the oil supply mechanism 30 includes an oil storage tank 31 and an oil pump 32. The oil storage tank 31 is used to store grease. The oil storage tank 31 and the spray head 221 are connected by a pipeline. The oil pump 32 is used to pump the grease in the oil storage tank 31 to the spray head 221.

[0052] Specifically, the oil storage tank 31 can store a large amount of oil for the spray head 221 to continuously perform the spraying operation, and the oil pump 32 can pump the oil stored in the oil storage tank 31 to the spray head 221 for the spray head 221 to perform the spraying operation, which is simple and convenient.

[0053] The utility model discloses still propose a kind of production line of driving shaft 200, the production line of driving shaft 200 is applied to the oil spraying device 100 of driving shaft 200, the specific structure of the oil spraying device 100 of driving shaft 200 refers to above-mentioned embodiment, since the production line of the driving shaft 200 of the present application adopts all technical solutions of above-mentioned all embodiments, at least have all beneficial effects brought by the technical scheme of above-mentioned embodiment, here no longer one by one elaboration.

[0054] The above-mentioned is only the exemplary embodiment of the utility model, and does not limit the patent range of the utility model, and all equivalent structural transformations made by using the utility model specification and drawing contents, or direct / indirect application in other related technical fields are included in the patent protection range of the utility model.

Claims

1. A drive shaft oiling device, characterized by The spraying oil device comprises: a material conveying frame, which is formed with a feeding position and a spraying position at two longitudinal ends respectively, and is used for conveying the driving shaft from the feeding position to the spraying position, and the driving shaft conveyed to the spraying position is placed along the transverse direction; a spraying mechanism, which is located at one side of the material conveying frame along the transverse direction, is arranged close to the spraying position, and comprises a base, a spraying assembly and a clamping assembly, the spraying assembly is provided with a spraying head capable of rotating around the transverse direction, the spraying assembly and the clamping assembly are movably installed on the base, the spraying assembly is movable relative to the base to drive the spraying head to approach the spraying position, and is capable of driving the spraying head to rotate around the transverse direction to spray oil on the outer periphery of the driving shaft, and the clamping assembly is movable relative to the base and is used for clamping the driving shaft located at the spraying position; an oil supply mechanism, which is in communication with the spraying head through a pipeline, and is used for storing the oil and supplying the oil to the spraying head.

2. The drive shaft oiling device of claim 1, wherein, The spraying assembly comprises a first moving driving member, a movable seat and a rotating structure, the movable seat is movably installed on the base along the transverse direction, the first moving driving member is installed on the base, the rotating structure and the clamping assembly are installed on the movable seat, and the spraying head is installed on the rotating structure, the first moving driving member is used for driving the movable seat to move along the transverse direction to drive the spraying head to approach the spraying position and enable the clamping assembly to clamp the driving shaft located at the spraying position, and the rotating structure is used for driving the spraying head to rotate around the transverse direction.

3. The drive shaft oiling device of claim 2, wherein, The rotating structure comprises a rotating arm and a rotating driving member, the rotating arm is arranged along the transverse direction, is rotatably installed on the movable seat, and the spraying head is installed on the rotating arm, the rotating driving member is installed on the movable seat and is connected to the rotating arm, and is used for driving the rotating arm to drive the spraying head to rotate around the transverse direction.

4. The drive shaft oiling device of claim 3, wherein, The rotating arm comprises a rotating section and an extension section, both of which extend along the transverse direction, the rotating section is rotatably installed on the movable seat, the rotating driving member is connected to the rotating section and is used for driving the rotating section to drive the spraying head to rotate around the transverse direction, and the extension section is telescopically installed on the rotating section along the transverse direction, a second moving driving member is further installed on the movable seat, is connected to the extension section, and is used for driving the extension section to telescopically move along the transverse direction to drive the spraying head to move along the transverse direction.

5. The drive shaft oiling apparatus of claim 1, wherein The clamping assembly comprises a clamping seat and two clamping jaws, the clamping seat is installed on the base, the two clamping jaws are installed on the clamping seat along the longitudinal direction, and the two clamping jaws are movable towards or away from each other along the longitudinal direction to clamp or release the driving shaft located at the spraying position.

6. The drive shaft oiling device of claim 5, wherein, Each of the clamping jaws is formed with an arc-shaped clamping groove on one side close to the other clamping jaw, and the two clamping grooves form a clamping cavity for the driving shaft to pass through and match with the driving shaft.

7. The drive shaft oiling device of any one of claims 1 to 6, wherein The material conveying frame comprises a frame and a conveying belt arranged on the frame, the frame extends longitudinally, two ends of the frame along the longitudinal direction form the feeding position and the spraying position respectively, and the conveying belt is used for conveying the drive shaft from the feeding position to the spraying position.

8. The drive shaft oiling device of claim 7, wherein, A position sensor for sensing the position of the drive shaft is arranged on the frame at a position corresponding to the spraying position.

9. The drive shaft oiling device of any one of claims 1 to 6, wherein, The oil supply mechanism comprises an oil storage barrel and an oil pump, the oil storage barrel is used for storing the oil, the oil storage barrel and the spraying head are communicated through the pipeline, and the oil pump is used for pumping the oil in the oil storage barrel to the spraying head.

10. A production line for drive shafts, characterized in that, The production line applies the drive shaft spraying oil device as claimed in any one of claims 1 to 9.

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