Gearbox reversing transmission device produced based on lubricating equipment

Abstract

The invention provides a gearbox reversing transmission device based on lubricating equipment production, and relates to the technical field of lubricating equipment production, the gearbox reversing transmission device comprises a reversing gearbox, a transmission shaft assembly, a second output shaft, a rubber sealing ring and an arc-shaped supporting seat; the input end penetrating cylinder is rotationally arranged on the outer side of the first output end penetrating cylinder on the speed change gear box in a sleeving mode and is sealed through two sets of rubber sealing rings, the transmission shaft assembly is installed in the reversing gear box, a second output shaft is further rotationally inserted into the second output end penetrating cylinder through a bearing in a penetrating mode, and an upper staggered bevel gear is fixedly installed on the second output shaft. The two ends of the reversing gear box penetrate out of the sealing cover and are sealed through mechanical seals, and the right end of the reversing gear box is further rotationally attached to the interior of an arc-shaped supporting base. The operation rod is rotated to drive the reversing gear box to rotate in the arc-shaped supporting seat, the direction of the second output shaft is changed, and the problem that the direction of the input shaft and the direction of the output shaft are relatively fixed, and sometimes the direction of the output shaft needs to be changed is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of lubricating equipment production, in particular to a gear box reversing transmission device produced based on the lubricating equipment. Background Art

[0002] Gearboxes are often used in the production of lubrication equipment. Gearboxes change the torque, speed, and direction of movement transmitted from the driving shaft to the driven shaft according to different working conditions. Gearboxes generally consist of a housing and several gear pairs.

[0003] However, in the current traditional speed change gearbox, the direction between the input shaft and the output shaft is relatively fixed. Sometimes the direction of the output shaft needs to be changed to facilitate production and processing. Therefore, it is necessary to add a transmission device for adjustment, which is more troublesome. Summary of the Invention

[0004] In view of this, the present invention provides a gearbox reversing transmission device produced based on lubrication equipment, which disengages the transmission shaft assembly from the first output shaft by rotating the optical axis rod, and rotates the operating lever to drive the reversing gearbox to rotate in the arc-shaped support seat to change the direction of the second output shaft.

[0005] The present invention provides a gearbox reversing transmission device produced based on lubrication equipment, which specifically includes: a speed change gearbox, a reversing gearbox, a transmission shaft assembly, a second output shaft, a rubber sealing ring and an arc-shaped support seat; One end of the reversing gearbox is provided with an input end tube, and the other end is welded with a rear cartridge and an adjusting cartridge, and the adjusting cartridge is welded to the outside of the rear cartridge. The input end tube is rotatably sleeved on the outside of the first output end tube on the speed gearbox and is sealed by two sets of rubber sealing rings, and the two sets of rubber sealing rings are respectively embedded in the retaining ring grooves on the inner wall of the input end tube and the outer wall of the first output end tube. The transmission shaft assembly is installed in the reversing gearbox, one end is connected to the first output shaft in the speed gearbox, and the other end is installed through a bearing. In the rear cartridge, the left end of the reversing gear box is also provided with two groups of longitudinal second output end tubes, the outer ends of the second output end tubes are respectively provided with external end covers, and the outer sides of the external end covers are connected with sealing covers by bolts. The second output end tube is also rotatably inserted through the second output shaft through the bearing, and the upper staggered helical gears are fixedly installed on the second output shaft, and the two ends pass through the sealing covers and are sealed by mechanical seals. The right end of the reversing gear box is also rotatably mounted in the arc-shaped support, and the upper side of the outer end of the arc-shaped support is rotatably inserted with an operating lever.

[0006] Optionally, a worm gear is fixedly mounted on the adjusting cylinder, and the worm gear is engaged with a worm on the operating rod, and an operating hand wheel is also provided at the outer end of the operating rod.

[0007] Optionally, the transmission shaft assembly includes a left input shaft, a key shaft, a lower staggered helical gear and a right input shaft; One end of the left input shaft is provided with a hexagonal plug-in block A, and is connected to the hexagonal slot at the outer end of the first output shaft through the hexagonal plug-in block A. The other end of the left input shaft is also provided with a hexagonal slot, and the hexagonal slot is provided with a through hole. A keyway is provided in the inner hole of the lower staggered bevel gear, and is slidably inserted on the key shaft. Both ends of the key shaft are respectively provided with hexagonal plug-in blocks B, and two groups of hexagonal plug-in blocks B are respectively provided with threaded fixing holes. One group of hexagonal plug-in blocks B is inserted into the hexagonal slot on the left input shaft and fixed by bolts. The other group of hexagonal plug-in blocks B is inserted into the hexagonal slot at the left end of the right input shaft and also fixed by bolts. The right end of the right input shaft is also provided with a spline structure, and is slidably clamped on the inner ring of the bearing through the spline structure, and this group of bearings is clamped in the rear cartridge.

[0008] Optionally, when the hexagonal insert A of the left input shaft is inserted into the hexagonal slot at the outer end of the first output shaft, the right end of the right input shaft is inserted into the adjustment cylinder and is flush with the left end of the adjustment cylinder.

[0009] Optionally, the outer diameter of the key shaft is smaller than the outer diameters of the left input shaft and the right input shaft, the length of the key shaft is twice the width of the lower staggered helical gear, and the upper end of the lower staggered helical gear is meshed with the upper staggered helical gear for transmission.

[0010] Optionally, two sets of clamping plates are fixedly connected to the right input shaft, and a sleeve is mounted on the sleeve through a bearing sleeve, and the two sets of clamping plates are respectively attached to both sides of the sleeve, and a set of through holes and two sets of threaded holes are also provided on the lower side of the sleeve, and the through hole is provided in the middle of the bottom of the sleeve, and the two sets of threaded holes are respectively provided on both sides of the through hole.

[0011] Optionally, an optical axis rod is slidably inserted into the through hole, and the optical axis rod is rotatably inserted into the lower end of the reversing gear box. An operating handwheel is provided at the outer end, and a driving gear is fixedly installed on it. Threaded rods are respectively engaged in the threaded holes through threads, and a driven gear is also fixedly installed on the threaded rods.

[0012] Optionally, the two groups of driven gears are respectively engaged with the driving gear, the transmission ratio of the driving gear to the two groups of driven gears is 1:1, and the optical shaft rod, the driving gear, the two groups of threaded rods and the driven gear together constitute the operating part.

[0013] Beneficial effects According to the gearbox reversing transmission device of each embodiment of the present invention, compared with the traditional speed-changing gearbox, the transmission shaft assembly is disengaged from the first output shaft by rotating the optical axis rod, and the operating lever is rotated to drive the reversing gearbox to rotate in the arc-shaped support seat to change the direction of the second output shaft.

[0014] In addition, through the transmission shaft assembly and the second output shaft, a lower staggered helical gear is installed on the transmission shaft assembly, and an upper staggered helical gear is installed on the second output shaft. By utilizing the plug-in connection between the transmission shaft assembly and the first output shaft, the speed change gear box drives the transmission shaft assembly to rotate, and then the second output shaft is driven to rotate through the engagement of the lower staggered helical gear and the upper staggered helical gear.

[0015] In addition, by setting an operating part, by turning the handwheel at the outer end of the optical axis rod, the engagement of the driving gear and the two sets of driven gears is utilized to drive the two sets of threaded rods to rotate, and the sleeve is driven to move to the right in the reversing gear box, so that the hexagonal plug A on the left input shaft is pulled out from the hexagonal slot on the first output shaft, so that the reversing gear box can rotate more smoothly in the arc-shaped support seat, and the self-locking property of the threaded rod is utilized to prevent the transmission shaft assembly from moving on its own, and the mutual engagement and positioning performance between the upper staggered helical gear and the lower staggered helical gear is utilized to make the key shaft slide to the right in the lower staggered helical gear, so that the lower staggered helical gear is always engaged with the upper staggered helical gear.

[0016] In addition, an arc-shaped support is provided to support the reversing gear box, and a worm gear is fixedly mounted on the adjusting cylinder. By rotating the operating lever, the worm gear is driven to rotate by the worm, and the reversing gear box is driven to rotate in the arc-shaped support, thereby changing the direction of the second output end through-tube and the second output shaft installed inside it through the bearing. The one-way transmission property of the worm and worm gear is used to lock the reversing gear box to prevent the reversing gear box from rotating on its own.

[0017] In addition, by inserting the input-end through-tube of the reversing gearbox onto the first output-end through-tube of the speed-changing gearbox, the speed-changing gearbox and the reversing gearbox can be connected, and the lubricating oil between the two can flow mutually, and the rubber sealing ring is used to seal to prevent the lubricating oil from leaking from the connection between the two. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments are briefly introduced below.

[0019] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0020] In the attached figure: Figure 1 A schematic diagram showing the overall structure of an embodiment according to the present invention is shown; Figure 2 An embodiment according to the present invention is shown Figure 1 A schematic diagram of the structure when one set of sealing covers is removed; Figure 3 An embodiment according to the present invention is shown Figure 2 A in the figure shows the enlarged structural diagram; Figure 4An embodiment according to the present invention is shown Figure 2 Schematic diagram of the structure after the middle arc-shaped support is removed and the right end of the reversing gearbox is vertically cut; Figure 5 An embodiment according to the present invention is shown Figure 2 Schematic diagram of the structure after the middle arc-shaped support is removed and the front and bottom ends of the reversing gearbox are cut away; Figure 6 An embodiment according to the present invention is shown Figure 5 A front view structural diagram of Figure 7 An embodiment according to the present invention is shown Figure 6 A schematic structural diagram of the upper end of the first output end tube, the upper end of the input end tube, and the upper end of the adjustment tube after sectioning; Figure 8 An embodiment according to the present invention is shown Figure 7 The enlarged structural diagram at B in the middle; Figure 9 An embodiment according to the present invention is shown Figure 7 The enlarged structural diagram at C in the middle; Figure 10 An embodiment according to the present invention is shown Figure 7 Schematic diagram of the top view structure; Figure 11 Schematic diagram of the exploded structure of the transmission shaft assembly according to an embodiment of the present invention Figure 12 An embodiment according to the present invention is shown Figure 11 Schematic diagram of the structure from the middle right perspective.

[0021] Reference numerals 1. Speed ​​change gearbox; 101. First output end through-tube; 102. First output shaft; 2. Reversing gearbox; 201. Input end through-tube; 202. Rear cartridge; 203. Adjustment cartridge; 2031. Worm gear; 204. Second output end through-tube; 2041. External end cap; 205. Sealing cap; 3. Drive shaft assembly; 301. Left input shaft; 3011. Hexagonal insert A; 302. Key shaft; 3021. Hexagonal Insert B; 303, lower staggered bevel gear; 304, right input shaft; 3041, clamping plate; 305, sleeve plate; 3051, through hole; 3052, threaded hole; 4, operating part; 401, optical axis rod; 4011, driving gear; 402, threaded rod; 4021, driven gear; 5, second output shaft; 501, upper staggered bevel gear; 6, rubber sealing ring; 7, arc-shaped support seat; 701, operating rod; 702, worm. DETAILED DESCRIPTION

[0022] In order to make the purpose, scheme and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the common meanings in the art. The same reference numerals in the drawings represent the same components.

[0023] Example: Please refer to Figures 1 to 12 : The present invention proposes a gearbox reversing transmission device produced based on lubrication equipment, comprising: a speed change gearbox 1, a reversing gearbox 2, a transmission shaft assembly 3, a second output shaft 5, a rubber sealing ring 6 and an arc-shaped support seat 7; One end of the reversing gearbox 2 is provided with an input end tube 201, and the other end is welded with a rear cartridge 202 and an adjusting cartridge 203, and the adjusting cartridge 203 is welded to the outside of the rear cartridge 202. The input end tube 201 is rotatably sleeved on the outside of the first output end tube 101 on the speed change gearbox 1 and is sealed by two sets of rubber sealing rings 6, and the two sets of rubber sealing rings 6 are respectively embedded in the inner wall of the input end tube 201 and the outer wall of the first output end tube 101. The transmission shaft assembly 3 is installed in the reversing gearbox 2, one end is connected to the first output shaft 102 in the speed change gearbox 1, and the other end is installed in the rear end through a bearing. Inside the cartridge 202, the left end of the reversing gear box 2 is also provided with two groups of longitudinal second output end tubes 204, and the outer ends of the second output end tubes 204 are respectively provided with external end covers 2041, and the outer sides of the external end covers 2041 are connected with sealing covers 205 by bolts. The second output end tube 204 is also rotatably inserted with a second output shaft 5 through a bearing, and the second output shaft 5 is fixedly mounted with an upper staggered helical gear 501, and both ends pass through the sealing covers 205 and are sealed by mechanical seals. The right end of the reversing gear box 2 is also rotatably mounted in the arc-shaped support seat 7, and the upper side of the outer end of the arc-shaped support seat 7 is rotatably inserted with an operating lever 701.

[0024] Furthermore, according to an embodiment of the present invention, Figure 1 and Figure 8 As shown, a worm gear 2031 is fixedly mounted on the adjusting cylinder 203, and the worm gear 2031 is meshed with the worm 702 on the operating lever 701. An operating handwheel is also provided at the outer end of the operating lever 701. By rotating the operating lever 701, the worm gear 2031 is driven to rotate through the worm 702, thereby driving the reversing gear box 2 to rotate in the arc-shaped support 7, changing the direction of the second output end through-tube 204 and the second output shaft 5 installed therein through a bearing, and utilizing the one-way transmission property of the worm 702 and the worm gear 2031 to position the reversing gear box 2 to prevent the reversing gear box 2 from rotating on its own.

[0025] Furthermore, according to an embodiment of the present invention, Figure 4 、 Figure 5 and Figure 11As shown, the transmission shaft assembly 3 includes a left input shaft 301, a key shaft 302, a lower staggered bevel gear 303 and a right input shaft 304; one end of the left input shaft 301 is provided with a hexagonal plug A3011, and is plugged into the hexagonal slot at the outer end of the first output shaft 102 through the hexagonal plug A3011. The other end of the left input shaft 301 is also provided with a hexagonal slot, and the hexagonal slot is provided with a through hole. The inner hole of the lower staggered bevel gear 303 is provided with a keyway and is slidably inserted into the key shaft 302. The two ends of the key shaft 302 are respectively provided with hexagonal plugs B3021, and the two groups of hexagonal plugs B3021 are respectively provided with threaded fixing holes. A set of hexagonal inserts B3021 are inserted into the hexagonal slots on the left input shaft 301 and fixed by bolts. Another set of hexagonal inserts B3021 are inserted into the hexagonal slots at the left end of the right input shaft 304 and also fixed by bolts. The right end of the right input shaft 304 is also provided with a spline structure, and is slidably mounted on the inner ring of the bearing through the spline structure, and this set of bearings is mounted in the rear cartridge 202. Two sets of card plates 3041 are also fixedly connected to the right input shaft 304, and a sleeve 305 is mounted through the bearing sleeve, and the two sets of card plates 3041 are respectively attached to both sides of the sleeve 305, and a set of through holes 304 are also provided on the lower side of the sleeve 305. 051 and two sets of threaded holes 3052, and the through hole 3051 is located in the middle of the bottom of the sleeve 305, and the two sets of threaded holes 3052 are respectively located on both sides of the through hole 3051, and the optical shaft rod 401 is slidably inserted in the through hole 3051, and the optical shaft rod 401 is rotatably inserted in the lower end of the reversing gear box 2, and an operating handwheel is provided at the outer end, on which a driving gear 4011 is fixedly installed, and the threaded holes 3052 are respectively engaged with threaded rods 402, and the threaded rods 402 are also fixedly installed on the driven gear 4021, and the two sets of driven gears 4021 are respectively engaged with the driving gear 4011, and the driving gear 4011 and the two sets of driven gears The transmission ratio of 4021 is 1:1, and the optical shaft rod 401, the driving gear 4011 and the two sets of threaded rods 402 and the driven gear 4021 together constitute the operating part 4. By rotating the handwheel at the outer end of the optical shaft rod 401, the driving gear 4011 is driven to rotate, and the engagement of the driving gear 4011 with the two sets of driven gears 4021 is used to drive the two sets of threaded rods 402 to rotate, so that the sleeve 305 moves to the right in the reversing gear box 2, and the hexagonal plug A3011 on the left input shaft 301 is pulled out from the hexagonal slot on the first output shaft 102. The self-locking property of the threaded rod 402 is used to prevent the transmission shaft assembly 3 from moving on its own.

[0026] Furthermore, according to an embodiment of the present invention, Figure 8As shown, when the hexagonal plug A3011 of the left input shaft 301 is inserted into the hexagonal slot at the outer end of the first output shaft 102, the right end of the right input shaft 304 is inserted into the adjusting cylinder 203 and is flush with the left end of the adjusting cylinder 203. When the transmission shaft assembly 3 is driven to move to the right in the reversing gear box 2 by rotating the optical axis rod 401, the right input shaft 304 can move to the right in the adjusting cylinder 203.

[0027] Furthermore, according to an embodiment of the present invention, Figure 6 、 Figure 11 and Figure 12 As shown, the outer diameter of the key shaft 302 is smaller than the outer diameters of the left input shaft 301 and the right input shaft 304, and the length of the key shaft 302 is twice the width of the lower staggered helical gear 303, so that the key shaft 302 slides rightward in the lower staggered helical gear 303, as shown in FIG. Figure 5 As shown, the upper end of the lower staggered helical gear 303 is meshed with the upper staggered helical gear 501 for transmission, and the mutual meshing and locking performance between the upper staggered helical gear 501 and the lower staggered helical gear 303 is utilized to keep the lower staggered helical gear 303 and the upper staggered helical gear 501 always meshed, and then the second output shaft 5 is driven to rotate through the meshing of the lower staggered helical gear 303 and the upper staggered helical gear 501.

[0028] Specific usage and function of this embodiment: In the present invention, when in use, by rotating the hand wheel at the outer end of the optical shaft rod 401, the driving gear 4011 is driven to rotate, and the engagement of the driving gear 4011 with the two sets of driven gears 4021 is used to drive the two sets of threaded rods 402 to rotate, so that the sleeve 305 moves to the right in the reversing gear box 2, and the hexagonal plug A3011 on the left input shaft 301 is pulled out from the hexagonal slot on the first output shaft 102. The self-locking property of the threaded rod 402 is used to prevent the transmission shaft assembly 3 from moving on its own, and at the same time, the mutual engagement and positioning performance between the upper staggered bevel gear 501 and the lower staggered bevel gear 303 is used to make the key shaft 302 slide to the right in the lower staggered bevel gear 303, so that the lower staggered bevel gear 303 is always engaged with the upper staggered bevel gear 501 By rotating the operating lever 701, the worm gear 2031 is driven to rotate through the worm 702, and then the reversing gear box 2 is driven to rotate in the arc support 7, changing the direction of the second output end tube 204 and the second output shaft 5 installed inside it through the bearing, and utilizing the one-way transmission property of the worm 702 and the worm gear 2031 to clamp the reversing gear box 2 to prevent the reversing gear box 2 from rotating on its own. At the same time, by disengaging the transmission shaft assembly 3 from the first output shaft 102, the reversing gear box 2 can rotate more smoothly in the arc support 7. By utilizing the plug-in connection between the transmission shaft assembly 3 and the first output shaft 102, the speed change gear box 1 drives the transmission shaft assembly 3 to rotate, and then drives the second output shaft 5 to rotate through the engagement of the lower staggered bevel gear 303 with the upper staggered bevel gear 501.

[0029] Finally, it should be noted that when describing the positions of various components and the matching relationships between them, the present invention usually takes one / a pair of components as an example. However, those skilled in the art should understand that such positions, matching relationships, etc. are also applicable to other components / other pairs of components.

[0030] The above description is merely an exemplary embodiment of the present invention and is not intended to limit the scope of protection of the present invention. The scope of protection of the present invention is determined by the appended claims.

Claims

1. The gearbox reversing transmission device produced based on the lubrication equipment is characterized by: include: A speed change gearbox (1), a reversing gearbox (2), a transmission shaft assembly (3), a second output shaft (5), a rubber sealing ring (6) and an arc-shaped support seat (7); One end of the reversing gear box (2) is provided with an input end tube (201), and the other end is welded with a rear clamping tube (202) and an adjusting tube (203), and the adjusting tube (203) is welded to the outside of the rear clamping tube (202). The input end tube (201) is rotatably mounted on the outside of the first output end tube (101) on the speed change gear box (1) and is sealed by two sets of rubber sealing rings (6), and the two sets of rubber sealing rings (6) are respectively embedded in the retaining ring grooves on the inner wall of the input end tube (201) and the outer wall of the first output end tube (101). The transmission shaft assembly (3) is installed in the reversing gear box (2), one end is connected to the first output shaft (102) in the speed change gear box (1), and the other end is installed through a bearing. In the rear cartridge (202), the left end of the reversing gear box (2) is further provided with two sets of longitudinal second output end tubes (204), the outer ends of the second output end tubes (204) are respectively provided with external end covers (2041), and the outer sides of the external end covers (2041) are connected to sealing covers (205) by bolts. A second output shaft (5) is also rotatably inserted through the second output end tube (204) through a bearing, and an upper staggered helical gear (501) is fixedly mounted on the second output shaft (5), and both ends pass through the sealing covers (205) and are sealed by mechanical seals. The right end of the reversing gear box (2) is also rotatably mounted in the arc support (7), and an operating rod (701) is rotatably inserted through the upper side of the outer end of the arc support (7).

2. The gearbox reversing transmission device produced based on the lubrication equipment according to claim 1, characterized in that: A worm wheel (2031) is fixedly mounted on the regulating cylinder (203), and the worm wheel (2031) is engaged with the worm (702) on the operating rod (701). An operating hand wheel is also provided at the outer end of the operating rod (701).

3. The gearbox reversing transmission device produced based on the lubrication equipment according to claim 1, characterized in that: The transmission shaft assembly (3) comprises a left input shaft (301), a key shaft (302), a lower staggered helical gear (303) and a right input shaft (304); One end of the left input shaft (301) is provided with a hexagonal plug block A (3011), and is plugged into the hexagonal slot at the outer end of the first output shaft (102) through the hexagonal plug block A (3011). The other end of the left input shaft (301) is also provided with a hexagonal slot, and the hexagonal slot is provided with a through hole. The inner hole of the lower staggered helical gear (303) is provided with a keyway and is slidably inserted on the key shaft (302). The two ends of the key shaft (302) are respectively provided with a hexagonal plug block B (3021). The two groups of hexagonal Threaded fixing holes are respectively provided on the hexagonal plug blocks B (3021), one group of hexagonal plug blocks B (3021) is inserted into the hexagonal slot on the left input shaft (301) and fixed by bolts, and another group of hexagonal plug blocks B (3021) is inserted into the hexagonal slot at the left end of the right input shaft (304) and also fixed by bolts. The right end of the right input shaft (304) is also provided with a spline structure, and is slidably mounted on the inner ring of the bearing through the spline structure, and the bearing is mounted in the rear cartridge (202).

4. The gearbox reversing transmission device produced based on the lubrication equipment as claimed in claim 3, characterized in that: When the hexagonal insert A (3011) of the left input shaft (301) is inserted into the hexagonal slot at the outer end of the first output shaft (102), the right end of the right input shaft (304) is inserted into the adjustment cylinder (203) and is flush with the left end of the adjustment cylinder (203).

5. The gearbox reversing transmission device produced based on the lubrication equipment as claimed in claim 3, characterized in that: The outer diameter of the key shaft (302) is smaller than the outer diameters of the left input shaft (301) and the right input shaft (304), respectively. The length of the key shaft (302) is twice the width of the lower staggered helical gear (303), and the upper end of the lower staggered helical gear (303) is meshed with the upper staggered helical gear (501) for transmission.

6. The gearbox reversing transmission device produced based on the lubrication equipment as claimed in claim 3, characterized in that: Two groups of clamping plates (3041) are fixedly connected to the right input shaft (304), and a sleeve plate (305) is mounted on the right input shaft (304). The two groups of clamping plates (3041) are respectively attached to both sides of the sleeve plate (305). A group of through holes (3051) and two groups of threaded holes (3052) are also provided on the lower side of the sleeve plate (305). The through hole (3051) is located in the middle of the bottom of the sleeve plate (305), and the two groups of threaded holes (3052) are respectively provided on both sides of the through hole (3051).

7. The gearbox reversing transmission device produced based on the lubrication equipment according to claim 6, characterized in that: An optical shaft rod (401) is slidably inserted into the through hole (3051), and the optical shaft rod (401) is rotatably inserted into the lower end of the reversing gear box (2). An operating hand wheel is provided at the outer end, on which a driving gear (4011) is fixedly mounted. Threaded rods (402) are respectively threadedly engaged in the threaded holes (3052), and a driven gear (4021) is fixedly mounted on the threaded rods (402).

8. The gearbox reversing transmission device produced based on the lubrication equipment according to claim 7, characterized in that: The two sets of driven gears (4021) are respectively engaged with the driving gear (4011), and the transmission ratios of the driving gear (4011) and the two sets of driven gears (4021) are respectively 1:

1. The optical axis rod (401), the driving gear (4011), the two sets of threaded rods (402), and the driven gear (4021) together constitute the operating part (4).

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