A lubricating device and method for oil spraying of suspension chain in powder dipping process

Abstract

The present invention provides a lubricating device for oil spraying of a suspension chain in a powder dipping process, comprising a frame, a suspension chain assembly connected to the frame, a driving component capable of driving the suspension chain assembly to move connected to the frame, the suspension chain assembly comprising a plurality of sliding components arranged at intervals, a plurality of suspension frames arranged at intervals on the suspension chain assembly, a transmission assembly capable of driving the suspension frame to slide when the suspension chain assembly slides is also provided between the suspension frame and the suspension chain assembly, an oil spraying device is also provided on the frame, and a first detection device and a second detection device are provided on the frame. A second aspect of the present invention provides a method for oil spraying of a suspension chain in a powder dipping process. The purpose of the present invention is to overcome the deficiencies of the prior art and to provide a lubricating device for oil spraying of a suspension chain in a powder dipping process that can facilitate powder dipping of a workpiece. The present invention also provides a method for conveniently spraying oil on a suspension chain.

Description

[Technical field]

[0001] The invention relates to the field of workpiece processing, and in particular to a lubricating device and method for oil spraying of a suspension chain in a powder dipping process. [Background technology]

[0002] In the existing process of powder dipping, the workpiece is mostly manually hung on a hanging rack, and then the hanging rack is moved to the powder dipping area. After the powder dipping process is completed, the hanging rack is removed, and then the workpiece on the hanging rack is removed and a new workpiece is placed on it. Since the temperature in the powder dipping area can reach a high temperature of 380° to 450°, there are safety hazards such as burns when manually operated, and manual operation is inefficient, which is not conducive to production.

[0003] The present invention is just produced based on the above-mentioned shortcomings. [Summary of the invention]

[0004] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a lubricating device for spraying oil on a suspension chain in a powder dipping process, which can facilitate powder dipping of a workpiece.

[0005] The invention also provides a method for conveniently spraying oil on the hanging chain.

[0006] The present invention is achieved through the following technical solutions:

[0007] A first aspect of the present invention provides a lubricating device for spraying oil on a suspension chain in a powder dipping process, comprising a frame 1, a suspension chain assembly 2 connected to the frame 1, a driving component capable of driving the suspension chain assembly 2 to move along a predetermined direction and pass through a powder dipping area connected to the frame 1, the suspension chain assembly 2 comprising a plurality of sliding components 21 arranged at intervals and capable of sliding along the frame 1, the sliding component 21 comprising a plurality of first bearings 211 slidably connected to the frame 1, and a connecting member 22 capable of connecting the two and cooperating with the driving component for transmission is provided between two of the sliding components 21, a plurality of suspension frames 3 capable of suspending workpieces to be powdered are also provided at intervals on the suspension chain assembly 2, the suspension frames 3 A transmission assembly 4 is also provided between the suspension chain assembly 2 and the suspension frame 3 for sliding when the suspension chain assembly 2 slides. The transmission assembly 4 includes a connecting frame 42 connected to the suspension chain assembly 2 and moving with the suspension chain assembly 2 when the suspension chain assembly 2 moves. The connecting frame 42 is connected to a plurality of second bearings 41 slidably connected to the frame 1. The frame 1 is provided with an oil spraying device 5 for spraying oil and lubricating the plurality of first bearings 211 and the plurality of second bearings 41 after passing through the powder dipping area. A first detection device 6 for detecting the position of the first bearing 211 and a second detection device 7 for detecting the position of the second bearing 41 are provided on the frame 1 and located at the front end of the powder dipping area.

[0008] The sliding component 21 includes a connecting seat 212, on which are provided two first connecting parts 213 and two second connecting parts 214 extending outward and capable of being respectively connected to the first bearing 211, and the two first connecting parts 213 are arranged in parallel, the two second connecting parts 214 are arranged in parallel, and adjacent second connecting parts 214 are arranged perpendicular to each other and the first connecting parts 213.

[0009] The frame 1 comprises a support base 11 and a track assembly 12 connected to the support base 11 and for the suspension chain assembly 2 and the transmission assembly 4 to slide.

[0010] The track assembly 12 includes a first substrate 121 and a second substrate 122 spaced apart from the first substrate 121, a first guide groove 1201 for sliding the first bearing 211 is formed between the first substrate 121 and the second substrate 122, the track assembly 12 also includes a third substrate 123 and a fourth substrate 124 spaced apart from the first substrate 121 and the second substrate 122, and the third substrate 123 and the fourth substrate 124 are spaced apart from each other, a second guide groove 1202 for sliding the first bearing 211 is formed between the third substrate 123 and the fourth substrate 124, and a first guide groove 1202 for sliding the first bearing 211 is formed between the first substrate 121 and the third substrate 123. A third guide groove 1203 for the first bearing 211 to slide, a fourth guide groove 1204 for the first bearing 211 to slide is formed between the second substrate 122 and the fourth substrate 124, a fifth substrate 125 and a sixth substrate 126 spaced apart from the fifth substrate 125 are provided below the second substrate 122, and a fifth guide groove 1205 for the second bearing 41 to slide is formed between the fifth substrate 125 and the sixth substrate 126, and a plurality of connecting plates 127 are provided between the first substrate 121, the second substrate 122, the third substrate 123, the fourth substrate 124, the fifth substrate 125 and the sixth substrate 126 to connect and fix the six substrates to each other.

[0011] The connecting frame 42 includes a second connecting plate 421, on which a connecting shaft 422 is provided which can be rotatably connected to two adjacent second bearings 41 respectively, and a transversely extending cross bar 423 is connected to the connecting plate 421. The connecting member 22 is connected to a clamping plate 424, and the lower end of the clamping plate 424 is provided with a clamping groove 4241 which can accommodate and be clamped and fixed to the cross bar 423.

[0012] The end of the cross bar 423 is provided with a stopper 4231 capable of preventing the cross bar 423 from being separated from the second connecting plate 421 .

[0013] The suspension frame 3 includes a suspension plate 31 rotatably connected to the cross bar 423, the suspension plate 31 is connected to a laterally extending support rod 32, the support rod 32 is provided with a connection position 33 for a workpiece to be inserted into, the suspension plate 31 is provided with an open slot 311 that can accommodate the support rod 32, and the suspension plate 31 is connected to an extension plate 34 that extends upward into the open slot 311 and can prevent the suspension plate 31 from detaching from the support rod 32 when rotating relative to the support rod 32.

[0014] The oil injection device 5 comprises a plurality of nozzles 51 arranged on the frame 1 and capable of spraying oil to the plurality of first bearings 211 and the plurality of second bearings 41 respectively. The frame 1 is connected to an oil injection pump 52 in communication with the plurality of nozzles 51 .

[0015] The frame 1 is also provided with a collecting tank 13 capable of collecting lubricating oil.

[0016] A second aspect of the present invention provides a method for spraying oil on a hanging chain in a powder dipping process, comprising:

[0017] S1, hanging a plurality of workpieces to be dipped in powder on a hanging rack 3;

[0018] S2, starting the driving component, the driving component drives the suspension chain assembly 2 to move along a predetermined direction on the frame 1 and dip the workpiece in powder through the powder dipping area;

[0019] S3, removing the workpieces, and hanging a plurality of workpieces to be dipped in powder on the hanging rack 3 again;

[0020] S4, the first detection device 6 detects the position of the first first bearing 211 after passing through the powder dipping area, and the oil spraying device 5 is started at intervals of 4 seconds. The oil sprayed by the oil spraying device 5 is sprayed evenly in a dotted flocculent state to the working areas to be lubricated on the multiple first bearings 211;

[0021] S5, the second detection device 7 detects the position of the first second bearing 41 after passing through the powder dipping area, and the oil spraying device 5 is started at intervals of 1 second. The oil sprayed by the oil spraying device 5 will be sprayed evenly in the form of dots to the working areas to be lubricated on the multiple second bearings 41.

[0022] Compared with the prior art, the present invention has the following advantages:

[0023] 1. When the present invention is in use, the driving component is started, and the driving component drives the suspension chain assembly to move along a predetermined direction on the frame. During the movement, the workpiece to be dipped in powder hung on the suspension frame gradually passes through the powder dipping area for powder dipping processing. The workpiece after powder dipping gradually moves to the initial position, and the worker takes down the processed workpiece here, and hangs the workpiece to be processed on the suspension frame again. When the worker hangs and takes down the workpiece, the suspension chain assembly will continue to move, and the workpiece can continuously enter the powder dipping area for processing, thereby improving the processing efficiency, and the worker does not need to be close to the powder dipping area, which is safer.

[0024] 2. When the first detection device detects the first first bearing that has passed, the oil spray device will start to spray oil and lubricate the working surface of the first bearing. When the second detection device detects the first second bearing that has passed, the oil spray device will start to spray oil and lubricate the working surface of the second bearing, so that the second bearing and the first bearing have enough lubricating oil without causing wear, which is more convenient to use. Moreover, the coordination of the oil spray device, the first detection device and the second detection device can make the amount of oil sprayed and the timing of oil spraying more accurate to ensure that it is sprayed on the working surface instead of hanging on the side walls of the second bearing and the first bearing and dripping on the outer wall of the workpiece, thereby affecting the yield rate of the workpiece.

Brief Description of the Drawings

[0025] Figure 1 It is one of the three-dimensional diagrams of the lubricating device for oil spraying of the hanging chain in the powder dipping process of the present invention;

[0026] Figure 2 This is the second stereoscopic view of the lubricating device for oil spraying of the hanging chain in the powder dipping process of the present invention;

[0027] Figure 3 It is a side view of the lubricating device for oil spraying of the hanging chain in the powder dipping process of the present invention;

[0028] Figure 4 It is a stereoscopic diagram of an oil spraying device in a lubricating device for oil spraying of a hanging chain in a powder dipping process according to the present invention;

[0029] Figure 5 It is a partial view of the lubricating device for oil spraying of the hanging chain in the powder dipping process of the present invention;

[0030] Figure 6 It is one of the three-dimensional views of the track assembly in the lubricating device for oil spraying of the suspension chain in the powder dipping process of the present invention;

[0031] Figure 7 This is the second stereoscopic view of the track assembly in the lubricating device for oil spraying of the suspension chain in the powder dipping process of the present invention;

[0032] Figure 8It is a stereoscopic view of the sliding parts of the lubrication device for oil spraying of the suspension chain in the powder dipping process of the present invention;

[0033] Fig. 9 It is one of the three-dimensional views of the suspension frame and the transmission assembly in the lubrication device for oil spraying of the suspension chain in the powder dipping process of the present invention;

[0034] Fig.10 This is the second stereoscopic view of the suspension frame and the transmission assembly in the lubrication device for oil spraying of the suspension chain in the powder dipping process of the present invention. [Specific implementation method]

[0035] The present invention will be further described below in conjunction with the accompanying drawings:

[0036] like Figures 1 to 10 As shown, the present invention provides a lubricating device for spraying oil on a suspension chain in a powder dipping process, comprising a frame 1, a suspension chain assembly 2 is connected to the frame 1, a driving component capable of driving the suspension chain assembly 2 to move along a predetermined direction and pass through a powder dipping area is also connected to the frame 1, the suspension chain assembly 2 comprises a plurality of sliding components 21 arranged at intervals and capable of sliding along the frame 1, the sliding component 21 comprises a plurality of first bearings 211 slidably connected to the frame 1, and a connecting member 22 capable of connecting the two and cooperating with the driving component for transmission is provided between two of the sliding components 21, a plurality of suspension frames 3 capable of suspending workpieces to be powdered are also provided at intervals on the suspension chain assembly 2, and the suspension frames 3 and A transmission assembly 4 is also provided between the suspension chain assemblies 2 and can drive the suspension frame 3 to slide when the suspension chain assembly 2 slides. The transmission assembly 4 includes a connecting frame 42 connected to the suspension chain assembly 2 and moves with the suspension chain assembly 2 when the suspension chain assembly 2 moves. The connecting frame 42 is connected to a plurality of second bearings 41 slidably connected to the frame 1. The frame 1 is provided with an oil spraying device 5 that can spray oil and lubricate the plurality of first bearings 211 and the plurality of second bearings 41 after passing through the powder dipping area. A first detection device 6 for detecting the position of the first bearing 211 and a second detection device 7 that is spaced apart from the first detection device 6 and is used to detect the position of the second bearing 41 are provided on the frame 1 and located at the front end of the powder dipping area.

[0037] When the present invention is in use, the driving component is started, and the driving component drives the suspension chain assembly 2 to move along a predetermined direction on the frame 1. During the movement, the workpiece to be dipped in powder suspended on the suspension frame 3 gradually passes through the dipped in powder area and undergoes dipped in powder processing. The workpiece after dipped in powder gradually moves to the initial position, and the worker removes the processed workpiece here and hangs the workpiece to be processed on the suspension frame 3 again. When the worker hangs and removes the workpiece, the suspension chain assembly 2 will continue to move at the same time, and the workpiece can continuously enter the dipped in powder area for processing, thereby improving the processing efficiency, and the worker does not need to approach the dipped in powder area, which is safer. When the first detection device 6 detects the first first bearing 211 passing through, the oil spray device 5 will start to spray oil and lubricate the working surface of the first bearing 211, and when the second detection device 7 detects the first second bearing 41 passing through, the oil spray device 5 will start to spray oil and lubricate the working surface of the second bearing 41, so that the second bearing 41 and the first bearing 211 have sufficient lubricating oil without causing wear, and the use is more convenient. Moreover, the oil spraying device 5, the first detection device 6 and the second detection device 7 can cooperate to make the oil spraying amount more accurate and the oil spraying timing more precise, ensuring that the oil is sprayed onto the working surface instead of hanging on the side walls of the second bearing 41 and the first bearing 211 and dripping onto the workpiece, thereby affecting the processing of the workpiece. The driving component is a gear set on the motor, and the connecting member 22 is a structure such as a chain driven by the gear.

[0038] like Figure 8 As shown, the sliding component 21 includes a connecting seat 212, and the connecting seat 212 is provided with two first connecting parts 213 and two second connecting parts 214 extending outward and respectively connected to the first bearing 211, and the two first connecting parts 213 are arranged in parallel, the two second connecting parts 214 are arranged in parallel, and the adjacent second connecting parts 214 and the first connecting parts 213 are arranged perpendicular to each other. The connecting seat 212 is a universally movable connecting bracket, which is convenient for the entire sliding component 21 to climb and turn. Moreover, when the two first connecting parts 213 are arranged in parallel, the two second connecting parts 214 are arranged in parallel, and the adjacent second connecting parts 214 and the first connecting parts 213 are arranged perpendicular to each other, when the entire sliding component 21 moves, the multiple first bearings 211 and the multiple second bearings 41 move synchronously, and the climbing and turning capabilities are better, and stable movement can be achieved when the suspension chain assembly is long.

[0039] like Figures 6 to 7 As shown, the frame 1 includes a support base 11 and a track assembly 12 connected to the support base 11 and for the suspension chain assembly 2 and the transmission assembly 4 to slide.

[0040] like Figures 6 to 7As shown, the track assembly 12 includes a first substrate 121 and a second substrate 122 spaced apart from the first substrate 121, a first guide groove 1201 for sliding the first bearing 211 is formed between the first substrate 121 and the second substrate 122, the track assembly 12 also includes a third substrate 123 and a fourth substrate 124 spaced apart from the first substrate 121 and the second substrate 122, and the third substrate 123 and the fourth substrate 124 are spaced apart from each other, a second guide groove 1202 for sliding the first bearing 211 is formed between the third substrate 123 and the fourth substrate 124, and the first substrate 121 and the third substrate 123 are formed between the third substrate 123 and the fourth substrate 124. There is a third guide groove 1203 for the first bearing 211 to slide, and a fourth guide groove 1204 for the first bearing 211 to slide is formed between the second substrate 122 and the fourth substrate 124. A fifth substrate 125 and a sixth substrate 126 spaced apart from the fifth substrate 125 are provided below the second substrate 122, and a fifth guide groove 1205 for the second bearing 41 to slide is formed between the fifth substrate 125 and the sixth substrate 126. A plurality of connecting plates 127 are provided between the first substrate 121, the second substrate 122, the third substrate 123, the fourth substrate 124, the fifth substrate 125 and the sixth substrate 126 to connect and fix the six substrates to each other. The plurality of connecting plates 127 are connected and fixed to the first substrate 121, the second substrate 122, the third substrate 123, the fourth substrate 124, the fifth substrate 125 and the sixth substrate 126 by welding or other methods, so as to connect and fix the first substrate 121, the second substrate 122, the third substrate 123, the fourth substrate 124, the fifth substrate 125 and the sixth substrate 126. The two first connecting parts 213 and the two second connecting parts 214 on the sliding component 21 are distributed in a regular quadrilateral, so that the two longitudinally arranged first bearings 211 are respectively located in the first guide slot 1201 and the fourth guide slot 1204, the two transversely arranged first bearings 211 are respectively located in the second guide slot 1202 and the third guide slot 1203, and the two second bearings 41 are arranged in the fifth guide slot 1205 with a front-to-back interval, and the second bearing 41 is parallel to the two transversely arranged first bearings 211. The first substrate 121 , the second substrate 122 , the third substrate 123 , the fourth substrate 124 , the fifth substrate 125 , and the sixth substrate 126 cooperate to make the first bearing 211 and the second bearing 41 more stable when sliding.

[0041] like Figures 9 to 10As shown, the connecting frame 42 includes a second connecting plate 421, on which a connecting shaft 422 capable of being rotatably connected to two adjacent second bearings 41 is provided, a transversely extending crossbar 423 is connected to the second connecting plate 421, and a clamping plate 424 is connected to the connecting member 22, and a clamping groove 4241 capable of accommodating and clamping and fixing the crossbar 423 is provided at the lower end of the clamping plate 424. The clamping groove 4241 can make the crossbar 423 more stable, and the lower end of the clamping plate 424 fixes the crossbar 423, and the upper end is connected to the connecting member 22, so that the three are more stably connected to each other.

[0042] like Figures 9 to 10 As shown, the end of the cross bar 423 is provided with a stopper 4231 capable of preventing the cross bar 423 from being separated from the second connecting plate 421. The stopper 4231 prevents the cross bar 423 from being separated from the second connecting plate 421.

[0043] like Figures 9 to 10 As shown, the hanging frame 3 comprises a hanging plate 31 rotatably connected to the cross bar 423, the hanging plate 31 is connected to a laterally extending support rod 32, the support rod 32 is provided with a connection position 33 for a workpiece to be inserted, the hanging plate 31 is provided with an open slot 311 for accommodating the support rod 32, and the hanging plate 31 is connected to an extension plate 34 extending upward into the open slot 311 and capable of preventing the hanging plate 31 from being separated from the support rod 32 when rotating relative to the support rod 32. The workpiece is hung in the open slot 311, and multiple workpieces can be hung. The hanging frame 3 can rotate relative to the cross bar 423 when the cross bar 423 moves.

[0044] like Figures 3 to 5 As shown, the oil spray device 5 includes a plurality of nozzles 51 disposed on the frame 1 and capable of spraying oil to the plurality of first bearings 211 and the plurality of second bearings 41, respectively. The frame 1 is connected with an oil spray pump 52 connected to the plurality of nozzles 51. The oil spray pump 52 cooperates with the nozzles 51 to spray lubricating oil in a mist form, so that the balls in the first bearings 211 and the second bearings 41 are lubricated, and the running is smoother.

[0045] like Figure 1 As shown, the frame 1 is also provided with a collecting tank 13 capable of collecting lubricating oil, which can collect the sprayed oil or the oil leaked from the nozzle 51.

[0046] The present invention also provides a method for spraying oil on a hanging chain in a powder dipping process, comprising:

[0047] S1, hanging a plurality of workpieces to be dipped in powder on a hanging rack 3;

[0048] S2, starting the driving component, the driving component drives the suspension chain assembly 2 to move along a predetermined direction on the frame 1 and dip the workpiece in powder through the powder dipping area;

[0049] S3, removing the workpieces, and hanging a plurality of workpieces to be dipped in powder on the hanging rack 3 again;

[0050] S4, the first detection device 6 detects the position of the first first bearing 211 after passing through the powder dipping area, and the oil spraying device 5 is started at intervals of 4 seconds. The oil sprayed by the oil spraying device 5 is sprayed evenly in a dotted flocculent state to the working areas to be lubricated on the multiple first bearings 211;

[0051] S5, the second detection device 7 detects the position of the first second bearing 41 after passing through the powder dipping area, and the oil spraying device 5 is started at intervals of 1 second. The oil sprayed by the oil spraying device 5 will be sprayed evenly in the form of dots to the working areas to be lubricated on the multiple second bearings 41.

[0052] The worker hangs the workpiece to be processed on the hanging frame 3 at the initial position, and the driving component is started. After the driving component is started, the hanging chain assembly 2 passes through the powder dipping area along a predetermined direction and then returns to the initial position again. The worker takes down the workpiece that has completed the powder dipping and hangs the new workpiece on the hanging frame 3. When the first detection device 6 detects the position of the first first bearing 211 after passing through the powder dipping area, the oil spraying device 5 is started at intervals of 4s to spray oil and lubricate the multiple first bearings 211 passing through the time range. At the same time, when the second detection device 7 detects the position of the first second bearing 41 after passing through the powder dipping area, the oil spraying device 5 is started at intervals of 1s to spray oil and lubricate the multiple second bearings 41 passing through the time range, and the oil spraying device 5 separately sprays oil and lubricates the multiple first bearings 211 and the multiple second bearings 41. Therefore, the oil spraying of multiple first bearings 211 is completed within a cycle of 4s, and the oil spraying lubrication of the second bearings 41 is also completed within 1s.

Claims

1. A lubricating device for spraying oil on a suspension chain in a powder dipping process, characterized in that: The invention comprises a frame (1), the frame (1) being connected to a suspension chain assembly (2), the frame (1) being further connected to a driving component capable of driving the suspension chain assembly (2) to move along a predetermined direction and pass through a powder dipping area, the suspension chain assembly (2) comprising a plurality of sliding components (21) arranged at intervals and capable of sliding along the frame (1), the sliding component (21) comprising a plurality of first bearings (211) slidably connected to the frame (1), and a connecting member (22) capable of connecting the two and cooperating with the driving component for transmission is provided between two of the sliding components (21), the suspension chain assembly (2) being further provided with a plurality of suspension racks (3) capable of suspending workpieces to be powder dipped at intervals, and a connecting member (22) for connecting the two and cooperating with the driving component for transmission is provided between the suspension racks (3) and the suspension chain assembly (2). 2) a transmission assembly (4) capable of driving the suspension frame (3) to slide when sliding, the transmission assembly (4) comprising a connecting frame (42) connected to the suspension chain assembly (2) and moving with the suspension chain assembly (2) when the suspension chain assembly (2) moves, the connecting frame (42) being connected with a plurality of second bearings (41) slidably connected to the frame (1), the frame (1) being provided with an oil spraying device (5) capable of spraying oil and lubricating the plurality of first bearings (211) and the plurality of second bearings (41) after passing through the powder dipping area, the frame (1) being provided with a first detection device (6) for detecting the position of the first bearing (211) and a second detection device (7) spaced apart from the first detection device (6) and for detecting the position of the second bearing (41); The connecting member (22) is a chain driven by gears.

2. The lubricating device for oil spraying of the hanging chain in the powder dipping process according to claim 1 is characterized in that: The sliding component (21) comprises a connecting seat (212), and the connecting seat (212) is provided with two first connecting parts (213) and two second connecting parts (214) extending outward and respectively connectable to the first bearing (211), and the two first connecting parts (213) are arranged in parallel, the two second connecting parts (214) are arranged in parallel, and adjacent second connecting parts (214) and the first connecting parts (213) are arranged perpendicular to each other.

3. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 1 is characterized in that: The frame (1) comprises a support base (11) and a track assembly (12) connected to the support base (11) and for the suspension chain assembly (2) and the transmission assembly (4) to slide.

4. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 3 is characterized in that: The track assembly (12) comprises a first substrate (121) and a second substrate (122) spaced apart from the first substrate (121) in a vertical direction, a first guide groove (1201) capable of sliding the first bearing (211) is formed between the first substrate (121) and the second substrate (122), the track assembly (12) further comprises a third substrate (123) and a fourth substrate (124) spaced apart from the first substrate (121) and the second substrate (122) in a horizontal direction, the third substrate (123) and the fourth substrate (124) are spaced apart from each other in a vertical direction, a second guide groove (1202) capable of sliding the first bearing (211) is formed between the third substrate (123) and the fourth substrate (124), and a first guide groove (1201) capable of sliding the first bearing (211) is formed between the first substrate (121) and the third substrate (123). A third guide groove (1203) for the first bearing (211) to slide, a fourth guide groove (1204) for the first bearing (211) to slide is formed between the second substrate (122) and the fourth substrate (124), a fifth substrate (125) and a sixth substrate (126) spaced apart from the fifth substrate (125) are provided below the second substrate (122), and a fifth guide groove (1205) for the second bearing (41) to slide therein is formed between the fifth substrate (125) and the sixth substrate (126), and a plurality of connecting plates (127) are provided between the first substrate (121), the second substrate (122), the third substrate (123), the fourth substrate (124), the fifth substrate (125) and the sixth substrate (126) to connect and fix the six substrates to each other.

5. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 1 is characterized in that: The connecting frame (42) includes a second connecting plate (421), on which a connecting shaft (422) is provided that can be rotatably connected to two adjacent second bearings (41), and a transversely extending cross bar (423) is connected to the second connecting plate (421). The connecting member (22) is connected to a snap-in plate (424), and the lower end of the snap-in plate (424) is provided with a snap-in groove (4241) that can accommodate and be snap-fitted to the cross bar (423).

6. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 5 is characterized in that: The end of the cross bar (423) is provided with a stopper (4231) capable of preventing the cross bar (423) from being separated from the second connecting plate (421).

7. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 5 is characterized in that: The suspension frame (3) includes a suspension plate (31) rotatably connected to a cross bar (423), the suspension plate (31) is connected to a laterally extending support rod (32), the support rod (32) is provided with a connection position (33) capable of receiving a workpiece, the suspension plate (31) is provided with an open slot (311) capable of accommodating the support rod (32), and the suspension plate (31) is connected to an extension plate (34) extending upward into the open slot (311) and capable of preventing the suspension plate (31) from detaching from the support rod (32) when rotating relative to the support rod (32).

8. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 1 is characterized in that: The oil spray device (5) comprises a plurality of nozzles (51) arranged on the frame (1) and capable of spraying oil to the plurality of first bearings (211) and the plurality of second bearings (41) respectively. The frame (1) is connected to an oil spray pump (52) in communication with the plurality of nozzles (51).

9. The lubricating device for oil spraying of a suspension chain in a powder dipping process according to claim 1, characterized in that: The frame (1) is also provided with a collecting tank (13) capable of collecting lubricating oil.

10. A method for oiling a suspension chain in a powder dipping process using the lubricating device for oiling a suspension chain in a powder dipping process according to claim 1, characterized in that: include: S1, hanging a plurality of workpieces to be dipped in powder on a hanging rack (3); S2, starting the driving component, the driving component drives the suspension chain assembly (2) to move along a predetermined direction on the frame (1) and dip the workpiece in powder through the powder dipping area; S3, removing the workpieces, and again hanging a plurality of workpieces to be dipped in powder on the hanging rack (3); S4, the first detection device (6) detects the position of the first first bearing (211) after passing through the powder dipping area, the oil spraying device (5) is started at intervals of 4 seconds, and the oil sprayed by the oil spraying device (5) is sprayed evenly in the form of dots to the working areas to be lubricated on the plurality of first bearings (211); S5. The second detection device (7) detects the position of the first second bearing (41) after passing through the powder dipping area, and the oil spraying device (5) is started at intervals of 1 second. The oil sprayed by the oil spraying device (5) is sprayed evenly in the form of dots to the working areas to be lubricated on the plurality of second bearings (41).

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