CN220646722U - Speed reducer with lubricating oil filtering and recycling functions for rubber machinery - Google Patents
Speed reducer with lubricating oil filtering and recycling functions for rubber machinery Download PDFInfo
- Publication number
- CN220646722U CN220646722U CN202321901970.XU CN202321901970U CN220646722U CN 220646722 U CN220646722 U CN 220646722U CN 202321901970 U CN202321901970 U CN 202321901970U CN 220646722 U CN220646722 U CN 220646722U
- Authority
- CN
- China
- Prior art keywords
- speed reducer
- lubricating oil
- box
- rubber machinery
- driving shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 48
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 47
- 238000001914 filtration Methods 0.000 title claims abstract description 26
- 238000004064 recycling Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000009467 reduction Effects 0.000 claims abstract description 23
- 238000005461 lubrication Methods 0.000 claims abstract description 18
- 230000001050 lubricating effect Effects 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 24
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 25
- 238000001816 cooling Methods 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 238000000605 extraction Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 8
- 239000002699 waste material Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a speed reducer with lubricating oil filtering and recycling functions for rubber machinery, which comprises a servo motor, a reduction gearbox, a driving shaft and a storage box, wherein a lubricating mechanism is arranged at the top end of the reduction gearbox, and one end of the lubricating mechanism is connected with the driving shaft. This speed reducer for rubber machinery with lubricated fluid filters and retrieves function is provided with reducing gear box, driving shaft, lubrication mechanism and coupling hose, can drive lubrication mechanism and carry out the piston motion at the driving shaft in the reducing gear box rotatory in-process, and then can carry out quantitative extraction and quantitative discharge to the inside of reducing gear box to the inside of bin inside lubricating oil at the in-process of piston motion, be favorable to utilizing this speed reducer for rubber machinery structure realization lubrication work itself, improved this speed reducer for rubber machinery's structure linkage nature, can also make itself cool down at the in-process that lubricating oil circulates simultaneously, be favorable to cooling down this speed reducer for rubber machinery inside through the circulation.
Description
Technical Field
The utility model relates to the technical field of rubber machinery, in particular to a speed reducer with lubricating oil filtering and recycling functions for rubber machinery.
Background
In the process of producing rubber, the rubber is melted and extruded through an extruder, while in the process of driving the extruder through a speed reducer, the internal meshing structure of the speed reducer is required to be lubricated through lubricating oil, and waste lubricating oil generated in the process of lubrication is inconvenient to recycle, so that the problem of waste of the lubricating oil is required to be solved through the speed reducer with the lubricating oil filtering and recycling function, however, the existing speed reducer with the lubricating oil filtering and recycling function still has a defect in the use process;
the utility model provides a built-in lubricating oil filter equipment of speed reducer, including speed reducer shell and filter pump, filter pump inlays fixed connection in speed reducer shell lower extreme one side, filter pump outer end fixedly connected with holds between the fingers, speed reducer shell lower extreme one side is equipped with the draw-in groove, the draw-in groove left and right sides all is equipped with sealed bolt groove, filter pump outer end left and right sides all is equipped with filter pump bolt groove, the filter pump bolt inslot side all is equipped with sealing bolt, in actual use, this speed reducer is rotatory to drive lubricating oil from the oil feed grid department through rotating the motor and inhale inside the filter pump, make lubricating oil rotate and flow in the filter core under rotating the motor drive, and make lubricating oil circulate in the external lubricating oil of remittance again through play oil grid one end discharge, and when utilizing this speed reducer to carry out driven in-process to the rubber extruder, the produced high temperature can make this speed reducer's operational environment intensify, and the inside cyclic utilization of this lubricating oil can't carry out and the cooling down to the inside of speed reducer at the in-process that circulates, thereby the cooling effect of this speed reducer has been reduced.
Therefore, we propose a speed reducer for rubber machinery with the functions of filtering and recovering lubricating oil so as to solve the problems set forth above.
Disclosure of Invention
The utility model aims to provide a speed reducer with functions of filtering and recycling lubricating oil for rubber machinery, so as to solve the problem that the prior art is inconvenient to recycle lubricating oil to cool the inside of the speed reducer.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a speed reducer for rubber machinery with lubricating oil filtering and recycling functions, which comprises a servo motor, a speed reducing box, a driving shaft and a storage box,
one end of the servo motor is connected with a reduction gearbox, a driving shaft is arranged in the reduction gearbox, one end of the driving shaft is sleeved with a connecting plate, the connecting plate is fixedly connected with the reduction gearbox, a connecting valve is arranged at the bottom of the reduction gearbox in a threaded manner, a sealing plate is fixedly arranged at the bottom end of the connecting valve, a storage box is sleeved with an outer ring of the sealing plate, and a filter screen is arranged in the storage box;
the storage box is connected with the reduction gearbox through a disassembly and assembly mechanism;
the lubricating mechanism is installed on the top end of the reduction gearbox, one end of the lubricating mechanism is connected with the driving shaft, connecting hoses are connected to two sides of the other end of the lubricating mechanism, and the connecting hoses are connected with the storage box.
Preferably, the outer ring of the sealing plate is tightly attached to the inner ring at the top end of the storage box, and the dismounting mechanism is symmetrically arranged about the central line of the storage box.
Adopt the design of above-mentioned structure for the closing plate can guarantee the seal box and to the storage sealed effect of lubricating oil at the in-process of being connected with the bin, avoids lubricating oil to produce the in-process of filtering through the filter screen and reveal, is favorable to filtering the back reuse to lubricating oil, has improved the environmental protection effect of this speed reducer for rubber machinery, and the symmetry setting of dismouting mechanism has improved the stability of bin installation work simultaneously.
Preferably, the dismounting mechanism comprises a fixed sleeve seat, the bottom surface of the reduction gearbox is fixedly provided with the fixed sleeve seat, a connecting groove is formed in the fixed sleeve seat, a clamping rod is connected to the connecting groove in a sliding mode, a spring is sleeved on the surface of the clamping rod, a connecting rod is attached to the inner ring of the fixed sleeve seat, a clamping groove is formed in the connecting rod, and the clamping groove is connected with the clamping rod in a clamping mode.
By adopting the design of the structure, the storage box can be conveniently and rapidly installed and disassembled by controlling the disassembly and assembly mechanism, and the convenience of disassembly and cleaning work of the inside of the storage box and the filter screen is improved.
Preferably, two ends of the spring are fixedly connected with the clamping rod and the fixed sleeve seat respectively, and the clamping rod and the fixed sleeve seat form a telescopic structure through the spring and the connecting groove.
By adopting the design of the structure, the spring can push the clamping rod to be matched with the clamping groove to be connected with the clamping groove in the process of installing the storage box, and the fixed sleeve seat is matched with the limit of the connecting rod, so that the storage box after being installed is prevented from shaking and falling off, and the stability of the disassembly and assembly work of the storage box is improved.
Preferably, the lubrication mechanism comprises a seal box, the seal box is installed on the top of reducing gear box, seal bearing is installed at the both ends of seal box, seal bearing's inside runs through there is reciprocating screw, reciprocating screw's surface cover is equipped with the piston board, and piston board and seal box sliding connection, first check valve has been inlayed to the one end both sides of piston board, the one end and the coupling hose interconnect of first check valve, the one end bottom of piston board is inlayed there is the second check valve, and second check valve and reducing gear box interconnect, reciprocating screw's one end fixed mounting has driven gear, one side meshing of driven gear is connected with the driving gear, and driving gear and driving shaft fixed connection.
By adopting the design of the structure, the lubricating mechanism is convenient to utilize the rotation of the driving shaft to carry out piston movement, and the lubricating oil is subjected to circulating quantitative extraction and discharge, so that the structural linkage of the speed reducer lubricating mechanism for the rubber machinery is improved, and meanwhile, the lubricating oil is also convenient to cool down in the circulating process to realize cooling of the inside of the speed reducer for the rubber machinery, and the using effect and cooling effect of the speed reducer for the rubber machinery are improved.
Preferably, the reciprocating screw rod and the sealing box form a rotary sealing structure through a sealing bearing, the reciprocating screw rod and the sealing box form a sliding plug mechanism through a piston plate, and the driven gear and the driving gear are distributed in parallel.
By adopting the design of the structure, the reciprocating screw rod can drive the piston plate to reciprocate in the rotating process, so that the lubricating oil filtered in the storage box is quantitatively extracted and discharged through the connecting hose, and the convenience and the environmental protection effect of the lubricating work of the speed reducer for the rubber machinery are improved.
Compared with the prior art, the utility model has the beneficial effects that: the speed reducer for the rubber machinery has the functions of filtering and recycling lubricating oil;
1. the connecting valve, the sealing plate, the filter screen, the storage box and the disassembly and assembly mechanism are arranged, the control of the disassembly and assembly mechanism can realize the quick connection and disassembly between the storage box and the sealing plate in the process of filtering and recycling waste lubricating oil through the connecting valve and the filter screen, so that the storage box and the filter screen can be conveniently disassembled and cleaned after being disassembled, the filter screen is prevented from being blocked, the recycling and filtering effect of the speed reducer for the rubber machinery is prevented from being influenced, and the cleaning convenience of the speed reducer for the rubber machinery with the lubricating oil filtering and recycling functions is improved;
2. be provided with reducing gear box, driving shaft, lubrication mechanism and coupling hose, the driving shaft in the reducing gear box carries out rotatory in-process can drive lubrication mechanism and carry out the piston motion, and then can carry out quantitative extraction and quantitative discharge to the inside of reducing gear box to the inside of bin at the in-process of piston motion, be favorable to utilizing this speed reducer for rubber machinery self structure to realize lubricated work, improved the structure linkage nature of this speed reducer for rubber machinery, simultaneously can also make itself cool down at the in-process that lubricating oil carries out the circulation, be favorable to cooling down this speed reducer for rubber machinery inside through the circulation, improved the result of use of this speed reducer for rubber machinery.
Drawings
FIG. 1 is a schematic diagram of a side view of the present utility model;
FIG. 2 is a schematic side sectional view of the present utility model;
FIG. 3 is a schematic view showing the exploded structure of the sealing plate and the storage box according to the present utility model;
FIG. 4 is a schematic side sectional view of the dismounting mechanism of the utility model;
fig. 5 is a schematic side sectional view of the lubrication mechanism of the present utility model.
In the figure: 1. a servo motor; 2. a reduction gearbox; 3. a driving shaft; 4. a connecting plate; 5. a connecting valve; 6. a sealing plate; 7. a filter screen; 8. a storage tank; 9. a disassembly and assembly mechanism; 901. fixing the sleeve seat; 902. a connecting groove; 903. a clamping rod; 904. a spring; 905. a connecting rod; 906. a clamping groove; 10. a lubrication mechanism; 1001. a seal box; 1002. sealing the bearing; 1003. a reciprocating screw rod; 1004. a piston plate; 1005. a first one-way valve; 1006. a second one-way valve; 1007. a driven gear; 1008. a drive gear; 11. and connecting a hose.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a speed reducer for rubber machinery with lubricated fluid filtration and recovery function, including servo motor 1, reducing gear box 2, driving shaft 3 and bin 8, servo motor 1's one end is connected with reducing gear box 2, the internally mounted of reducing gear box 2 has driving shaft 3, connecting plate 4 has been cup jointed to driving shaft 3's one end, connecting plate 4 and reducing gear box 2 fixed connection, connecting valve 5 is installed to the bottom screw thread of reducing gear box 2, connecting valve 5's bottom fixed mounting has closing plate 6, bin 8 has been cup jointed to closing plate 6's outer lane, closing plate 6's outer lane closely laminates with bin 8 top inner circle, bin 8's internally mounted has filter screen 7, the design of above-mentioned structure, the in-process of carrying out lubrication to reducing gear box 2 inside meshing subassembly, produced abandonment lubricating oil can get into bin 8's inside through connecting valve 5, and can realize the filtration to abandonment lubricating oil through filter screen 7, avoid influencing follow-up to abandonment lubricating oil and carry out the reutilization work, this environmental protection effect for rubber machinery with lubricated fluid filtration and recovery function has been improved.
Specifically as shown in fig. 1-4, bin 8 passes through dismouting mechanism 9 and reduction box 2 interconnect, and dismouting mechanism 9 sets up with respect to the central line symmetry of bin 8, dismouting mechanism 9 includes fixed sleeve seat 901, the bottom surface fixed mounting of reduction box 2 has fixed sleeve seat 901, the spread groove 902 has been seted up to the inside of fixed sleeve seat 901, the inside sliding connection of spread groove 902 has block pole 903, the surface cover of block pole 903 is equipped with spring 904, the both ends of spring 904 respectively with block pole 903 and fixed sleeve seat 901 fixed connection, and block pole 903 passes through spring 904 and spread groove 902 and constitutes the extending structure with fixed sleeve seat 901, the inner circle laminating of fixed sleeve seat 901 has connecting rod 905, the block groove 906 has been seted up to the inside of connecting rod 905, and block groove 906 and block pole 903 block connection, the design of above-mentioned structure, make in the in-process of installing bin 8, spring 904 can pull connecting rod and block groove 906, and then can fix a position connecting rod 905 in the inside of fixed sleeve seat 901, so that the bin 8 is stable to be installed, and to dismantle bin 905 and can remove the restriction and remove bin 905 and remove the convenient to the inside of bin 8 through the clearance of block pole 905 when the bin 905 is convenient to dismantle and remove bin 8.
As shown in fig. 1-5, a lubrication mechanism 10 is mounted at the top end of the reduction gearbox 2, one end of the lubrication mechanism 10 is connected with a driving shaft 3, two sides of the other end of the lubrication mechanism 10 are connected with connecting hoses 11, the connecting hoses 11 are connected with a storage box 8, the lubrication mechanism 10 comprises a seal box 1001, the seal box 1001 is mounted at the top end of the reduction gearbox 2, seal bearings 1002 are mounted at two ends of the seal box 1001, a reciprocating screw 1003 penetrates through the interior of the seal bearings 1002, the reciprocating screw 1003 and the seal box 1001 form a rotary seal structure through the seal bearings 1002, a piston plate 1004 is sleeved on the surface of the reciprocating screw 1003, the piston plate 1004 is in sliding connection with the seal box 1001, the reciprocating screw 1003 and the seal box 1001 form a sliding plug mechanism through the piston plate 1004, two sides of one end of the piston plate 1004 are inlaid with first one-way valves 1005, one ends of the first one-way valves 1005 are connected with the connecting hoses 11, the design of the structure ensures that the driving shaft 3 can drive the reciprocating screw 1003 to rotate in the rotating process and drive the piston plate 1004 to perform piston motion in the sealed box 1001, so as to quantitatively extract and quantitatively discharge the lubricating oil filtered in the storage box 8 through the connecting hose 11 to lubricate the inside of the speed reduction box 2, improve the structural connectivity of the speed reduction machine for rubber machinery, and simultaneously perform natural cooling in the lubricating oil circulating process, the circulation of the matched lubricating oil can effectively cool the inside of the reduction gearbox 2.
Working principle: when the speed reducer with the lubricating oil filtering and recovering function for the rubber machinery is used, firstly, as shown in fig. 1-5, in the process of using the speed reducer for the rubber machinery, the rotation of the driving shaft 3 drives the driving gear 1008 to synchronously rotate, the meshing connection of the driving gear 1008 and the driven gear 1007 is utilized to drive the reciprocating screw 1003 to rotate in the sealed box 1001, meanwhile, the piston plate 1004 is driven to carry out piston motion, in the process of carrying out piston motion on the piston plate 1004, the lubricating oil in the storage box 8 can be quantitatively extracted through the first one-way valve 1005 and the connecting hose 11, the lubricating oil is quantitatively discharged into the interior of the speed reducer 2 through the second one-way valve 1006 to realize the lubrication of the meshing structure, and the waste lubricating oil generated by the lubrication can enter the interior of the storage box 8 through the filtration of the connecting valve 5 and the filter screen 7 to realize the recycling, and the using process of the speed reducer for the rubber machinery with the lubricating oil filtering and recovering function is completed.
To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a speed reducer for rubber machinery with lubrication fluid filters and retrieves function, includes servo motor (1), reducing gear box (2), driving shaft (3) and bin (8), its characterized in that:
one end of the servo motor (1) is connected with a reduction gearbox (2), a driving shaft (3) is arranged in the reduction gearbox (2), a connecting plate (4) is sleeved at one end of the driving shaft (3), the connecting plate (4) is fixedly connected with the reduction gearbox (2), a connecting valve (5) is arranged at the bottom of the reduction gearbox (2) in a threaded manner, a sealing plate (6) is fixedly arranged at the bottom end of the connecting valve (5), a storage box (8) is sleeved at the outer ring of the sealing plate (6), and a filter screen (7) is arranged in the storage box (8);
the storage box (8) is connected with the reduction gearbox (2) through a disassembly and assembly mechanism (9);
the lubricating mechanism (10) is installed on the top of the reduction gearbox (2), one end of the lubricating mechanism (10) is connected with the driving shaft (3) mutually, connecting hoses (11) are connected to two sides of the other end of the lubricating mechanism (10), and the connecting hoses (11) are connected with the storage box (8) mutually.
2. The speed reducer for rubber machinery with the function of filtering and recycling lubricating oil according to claim 1, characterized in that: the outer ring of the sealing plate (6) is tightly attached to the inner ring at the top end of the storage box (8), and the dismounting mechanism (9) is symmetrically arranged about the central line of the storage box (8).
3. The speed reducer for rubber machinery with the function of filtering and recycling lubricating oil according to claim 1, characterized in that: disassembly and assembly mechanism (9) are including fixed cover seat (901), the bottom surface fixed mounting of reducing gear box (2) has fixed cover seat (901), spread groove (902) have been seted up to the inside of fixed cover seat (901), the inside sliding connection of spread groove (902) has block pole (903), the surface cover of block pole (903) is equipped with spring (904), the inner circle laminating of fixed cover seat (901) has connecting rod (905), block groove (906) have been seted up to the inside of connecting rod (905), and block groove (906) are connected with block pole (903) block.
4. A speed reducer for rubber machinery with lubricating oil filtering and recovering function according to claim 3, characterized in that: the two ends of the spring (904) are respectively and fixedly connected with the clamping rod (903) and the fixed sleeve seat (901), and the clamping rod (903) and the fixed sleeve seat (901) form a telescopic structure through the spring (904) and the connecting groove (902).
5. The speed reducer for rubber machinery with the function of filtering and recycling lubricating oil according to claim 1, characterized in that: the lubrication mechanism (10) comprises a sealing box (1001), the sealing box (1001) is installed at the top of reducing gear box (2), sealed bearing (1002) are installed at the both ends of sealing box (1001), inside of sealed bearing (1002) is run through and is had reciprocating lead screw (1003), the surface cover of reciprocating lead screw (1003) is equipped with piston plate (1004), and piston plate (1004) and sealing box (1001) sliding connection, first check valve (1005) are inlayed to one end both sides of piston plate (1004), one end and coupling hose (11) interconnect of first check valve (1005), second check valve (1006) are inlayed to one end bottom of piston plate (1004) and reducing gear box (2) interconnect, one end fixed mounting of reciprocating lead screw (1003) has driven gear (1007), one side meshing of driven gear (1007) is connected with driving gear (1008), and driving gear (1008) and driving shaft (3) fixed connection.
6. The speed reducer for rubber machinery with the lubricating oil filtering and recycling function according to claim 5, characterized in that: the reciprocating screw rod (1003) and the sealing box (1001) form a rotary sealing structure through a sealing bearing (1002), the reciprocating screw rod (1003) and the sealing box (1001) form a sliding plug mechanism through a piston plate (1004), and the driven gear (1007) and the driving gear (1008) are distributed in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901970.XU CN220646722U (en) | 2023-07-19 | 2023-07-19 | Speed reducer with lubricating oil filtering and recycling functions for rubber machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901970.XU CN220646722U (en) | 2023-07-19 | 2023-07-19 | Speed reducer with lubricating oil filtering and recycling functions for rubber machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646722U true CN220646722U (en) | 2024-03-22 |
Family
ID=90266393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321901970.XU Active CN220646722U (en) | 2023-07-19 | 2023-07-19 | Speed reducer with lubricating oil filtering and recycling functions for rubber machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646722U (en) |
-
2023
- 2023-07-19 CN CN202321901970.XU patent/CN220646722U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108471184A (en) | It is a kind of that there is the dust-proof machine for reducing bearing wear function | |
| CN215240977U (en) | Welding manipulator arm coupling assembling with lubricating structure | |
| CN112413101B (en) | Speed reducer with internal automatic lubrication function | |
| CN220646722U (en) | Speed reducer with lubricating oil filtering and recycling functions for rubber machinery | |
| CN205190717U (en) | Take integral type speed reducer of oil spray lubrication and circulative cooling structure | |
| CN108286603B (en) | Upper transmission case of excavator | |
| CN220956625U (en) | High-speed-ratio precise planetary reducer | |
| CN212928720U (en) | Small umbrella type gear box | |
| CN219139782U (en) | Speed reducer with internal automatic lubrication function | |
| CN116066526B (en) | RV speed reducer for industrial robot | |
| CN111927943A (en) | Two-in-one equipment of motor speed reducer | |
| CN216951592U (en) | Speed reducer lubricating system | |
| CN216009513U (en) | Mechanical variable speed transmission device of combine harvester | |
| CN220891044U (en) | Self-lubricating speed reducer | |
| CN203670726U (en) | Lubricating system of drive axle driving bevel gear bearing | |
| CN221779973U (en) | Backflow-preventing automatic gearbox filter | |
| CN216878449U (en) | Air dust removal equipment in fermentation workshop | |
| CN219682722U (en) | Raw material ball mill | |
| CN210769299U (en) | Composite double-screw vacuum pump | |
| CN220717874U (en) | Milling device for oil suction hole of oil pan | |
| CN216743800U (en) | Automatic lubricating device for gear pump | |
| CN221569382U (en) | Gearbox structure | |
| CN220248880U (en) | Speed reducer convenient to lubricate | |
| CN219639404U (en) | Driving reduction mechanism convenient to maintain | |
| CN216825093U (en) | Hydraulic cylinder is conveyer pipe with impurity filtering capability |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |