CN113915313A - Heavy load wear-resistant rack with lubricating structure inside - Google Patents
Heavy load wear-resistant rack with lubricating structure inside Download PDFInfo
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- CN113915313A CN113915313A CN202111133597.3A CN202111133597A CN113915313A CN 113915313 A CN113915313 A CN 113915313A CN 202111133597 A CN202111133597 A CN 202111133597A CN 113915313 A CN113915313 A CN 113915313A
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- lubricating
- oil
- rack
- channel
- self
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/26—Racks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
Abstract
A heavy load wear-resistant rack with a lubricating structure inside comprises a self-lubricating device and a rack; the self-lubricating device comprises a lubricating oil conveying block, a group of lubricating oil conveying channels, an oil inlet pipe, a group of lubricating conduction assemblies, a pull rod and a handle, wherein an oil storage cavity is formed in the end face, close to the rack, of the lubricating oil conveying block, the lubricating oil conveying cavity is arranged inside the lubricating oil conveying block, the lubricating conduction assemblies can conduct or stop the lubricating oil conveying channels, and a first lubricating channel, a second lubricating channel and a main lubricating channel are formed in spaced teeth on the rack. The heavy load wear-resistant rack with the lubricating structure arranged inside is simple in structure, self-sufficiency of lubricating oil is easily realized, the lubricating maintenance period is greatly prolonged compared with the prior art, the use is convenient, the lubrication is uniform, and the comprehensive lubricating performance of the rack is substantially improved; and lubricating oil in the first lubricating channel and the second lubricating channel is uniformly distributed on each tooth, so that the self-lubricating effect is realized.
Description
Technical Field
The invention belongs to the technical field of mechanical basic parts, and particularly relates to a heavy-duty load wear-resistant rack with a lubricating structure arranged inside.
Background
The rack is a flat plate or a straight rod with a series of equidistantly distributed teeth, and the rack is also divided into a straight rack and a helical rack which are respectively matched with a straight cylindrical gear and a helical cylindrical gear. In the machinery field, because rack and pinion transmission is steady, the transmission efficiency is high, so in some usable rack and pinion driven fields, for example the straight line transmission of power etc., often adopt rack and pinion to carry out the transmission, combine together through gear drive and rack drive, when especially relating to straight line transmission, often adopt rack and pinion's transmission mode, have the advantage that the transportation is steady, the step is accurate, have the load concurrently. However, in the process of meshing the gear rack, the conditions of tooth surface abrasion, point decoration and gluing can occur, the service life of the gear rack can be greatly shortened under the conditions, and the lubrication of the gear rack and the gear is particularly important.
However, in the prior art, there are still some disadvantages for the lubrication of the gear and the rack, such as:
firstly, most of the existing gear and rack lubrication is carried out by manually coating lubricating grease, the lubricating method has the defects of high labor cost, low safety and low lubricating efficiency, and the machine needs to be stopped for operation during lubrication, so that the working efficiency is influenced;
secondly, because gear and rack can produce a large amount of frictions when contacting, consequently can cause wearing and tearing to appear between rack and the gear, and then influence the life of gear or rack, and the rack still can produce certain high temperature at the operation in-process, causes the rack slight deformation.
Therefore, it is desirable to provide a rack and pinion transmission self-lubricating device with a cooling function and low wear.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a heavy load wear-resistant rack with a lubricating structure inside, which solves the problems that lubricating oil is required to be coated on a gear and a rack in the prior art, but the coating efficiency is low during manual coating, the coating is not comprehensive and uniform, time and labor are wasted, the grease is easy to drip to cause waste, and the gaps between the gear and the rack are larger and larger in the long-term use process to influence the transmission efficiency.
The technical scheme is as follows: the invention provides a heavy-duty load wear-resistant rack with a lubricating structure arranged inside, which comprises a self-lubricating device and a rack, wherein the self-lubricating device is fixedly arranged on the end surface of the rack opposite to the tooth shape; wherein, the self-lubricating device comprises a lubricating oil conveying block, a group of lubricating oil conveying channels, an oil inlet pipe, a group of lubricating conduction assemblies, a pull rod and a handle, the lubricating oil conveying block is made of steel, an oil storage cavity is arranged on the end surface of the lubricating oil conveying block close to the rack, the lubricating oil conveying block is internally provided with the lubricating oil conveying cavity, the group of lubricating oil conveying channels are arranged on the lubricating oil conveying block in a row, the group of lubricating oil conveying channels are communicated with the lubricating oil conveying cavity and the oil storage cavity, one end of the oil inlet pipe is communicated with the lubricating oil conveying cavity, the other end of the oil inlet pipe is connected with the oil conveying device, the group of lubricating conduction assemblies are arranged in the lubricating oil conveying block and are sequentially connected together, and the whole body formed by the group of lubricating conduction assemblies can move in the lubricating oil conveying block, the lubrication of a set of lubrication switch-on subassembly one end switches on the subassembly and is connected with the pull rod, the other end that the lubrication switched on the subassembly is kept away from to the pull rod stretches out lubricating oil delivery piece, the tip fixed connection that the lubrication switched on the subassembly is stretched out to handle and pull rod, a set of lubricating oil delivery passageway and a set of lubrication switch-on subassembly one-to-one set up, the lubrication switches on the subassembly and can switches on or end lubricating oil delivery passageway, be equipped with lubrication channel one, lubrication channel two and lubricated total passageway on the tooth of interval on the rack, lubricated total passageway and oil storage cavity intercommunication, lubrication channel one and lubrication channel two all with lubricated total passageway intercommunication, lubrication channel one and lubrication channel two extend to on the rack on two tooth profiles of same tooth respectively. The heavy load wear-resistant rack with the lubricating structure arranged inside is simple in structure, self-sufficiency of lubricating oil is easily realized, the lubricating maintenance period is greatly prolonged compared with the prior art, the use is convenient, the lubrication is uniform, and the comprehensive lubricating performance of the rack is substantially improved; and lubricating oil in the first lubricating channel and the second lubricating channel is uniformly distributed on each tooth, so that the self-lubricating effect is realized.
Furthermore, the heavy-load wear-resistant rack with the lubricating structure inside is provided with the first lubricating channel, the second lubricating channel and the main lubricating channel which are arranged in a Y shape and symmetrically arranged, and the anti-backflow component is arranged at one end, close to the oil storage cavity, of the main lubricating channel.
Further, foretell inside is equipped with lubricating structure's wear-resisting rack of heavy load, the inside self-lubricating that is equipped with of lubricating oil transport piece removes the cavity, a set of lubrication switches on the subassembly and becomes a straight line setting to a set of lubrication switches on the subassembly and sets up in the self-lubricating removal cavity, the whole that a set of lubrication switches on the subassembly and constitutes can remove in the self-lubricating removal cavity.
Further, foretell inside is equipped with lubricating structure's wear-resisting rack of heavy load, the lubrication switches on the subassembly and includes movable block, connecting block, switches on steel column, spring and steel column drive block, the movable block sets up in the self-lubricating removes the cavity, the one end setting of steel column drive block is in the self-lubricating removes the cavity to the movable block can stretch into the one end in the self-lubricating removes the cavity with the steel column drive block and contact, and is adjacent connect through the connecting block between the movable block, the one end and the steel column drive block of spring are connected to the other end and the steel column connection that switches on of spring, it sets up in lubricating oil transfer passageway to switch on the steel column.
Further, foretell inside is equipped with lubricating structure's wear-resisting rack of heavy load, the one end that the movable block is close to the connecting block sets up to the toper face, the terminal surface that the steel column drive block stretched into in the self-lubricating removal cavity sets up to inclined plane one, inclined plane one contacts with the toper face, be equipped with the division board between self-lubricating removal cavity and the lubricating oil transport cavity, be equipped with a set of direction sliding sleeve on the division board, steel column drive block and direction sliding sleeve sliding connection.
Furthermore, the heavy-duty load wear-resistant rack with the lubricating structure inside is provided with a group of annular limiting bosses on the inner wall of the self-lubricating moving cavity, and limiting bulges are arranged on the outer wall of the moving block and can be in contact with the annular limiting bosses.
Furthermore, the heavy-duty load wear-resistant rack with the lubricating structure inside is provided with a group of third grooves on the end face, close to the oil storage cavity, of the rack, and the anti-backflow component is arranged in the third grooves.
Further, foretell inside is equipped with lubricating structure's wear-resisting rack of heavy load, prevent the subassembly against current including preventing against current collar, prevent separation blade and spacing ring against the current, prevent that collar and spacing ring are all fixed to be set up on the inner wall of recess three against the current, prevent that collar is located recess three one end near the oil storage cavity, the spacing ring is located recess three one end near lubricated total passageway, prevent the separation blade setting against the current in recess three to prevent that the separation blade against the current is located between collar and the spacing ring against the current, prevent that the separation blade against the current can switch on or end lubricated total passageway and oil storage cavity.
Furthermore, the heavy-load wear-resistant rack with the lubricating structure inside is provided with the first oil passing hole, the first oil passing hole is arranged on the anti-backflow mounting ring, the center of the anti-backflow mounting ring is used as the circle center of the first oil passing hole and is arranged in an annular array mode, the anti-backflow blocking piece is provided with the first end cap, the end cap is arranged in a conical mode, the first end cap and the first oil passing hole are arranged in a one-to-one correspondence mode, the end cap is arranged in the first oil passing hole, the center of the anti-backflow blocking piece is provided with the second oil passing hole, and the first oil passing hole is communicated with the second oil hole.
The technical scheme shows that the invention has the following beneficial effects: the heavy load wear-resistant rack with the lubricating structure inside can flexibly start the self-lubricating device when the rack needs to be lubricated, so that the rack body and the gear body are lubricated, the working efficiency of the rack body and the gear body is improved while the rack body and the gear body are lubricated, manual oil injection lubrication is avoided, the labor intensity is reduced, the working efficiency is improved, the safety is improved, and the rack lubricating effect is improved; in addition, the anti-reflux structure is arranged in the self-lubricating device, so that lubricating oil on the surface of the rack can be prevented from flowing back to a lubricating system, and the lubricating effect is influenced.
Drawings
FIG. 1 is a schematic structural view of a heavy duty, load-bearing, wear-resistant rack of the present invention having lubricating structure therein;
FIG. 2 is a schematic view of the internal structure of the heavy duty loaded wear rack of the present invention with a lubricating structure therein;
FIG. 3 is a partial schematic view I of a heavy duty wear resistant rack with a lubricating structure inside according to the present invention;
FIG. 4 is a partial schematic structural view of a heavy duty loaded wear rack of the present invention having a lubricating structure therein;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 4;
fig. 7 is a partial enlarged view of the invention at C in fig. 4.
In the figure: the lubricating device comprises a self-lubricating device 1, a lubricating oil conveying block 11, a self-lubricating moving cavity 111, an annular limiting boss 112, a lubricating oil conveying channel 12, an oil inlet pipe 13, a lubricating conduction assembly 14, a moving block 141, a limiting protrusion 1411, a connecting block 142, a conduction steel column 143, a spring 144, a steel column driving block 145, a conical surface 146, a first inclined surface 147, a partition plate 148, a guide sliding sleeve 149, a pull rod 15, a handle 16, an oil storage cavity 17, a lubricating oil conveying cavity 18, a rack 2, a first lubricating channel 21, a second lubricating channel 22, a main lubricating channel 23, a third groove 24, a backflow preventing assembly 3, a backflow preventing mounting ring 31, a backflow preventing baffle 32, a limiting ring 33, a first oil passing hole 34, a plug 35 and a second oil hole 36.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
The heavy-duty load wear-resistant rack with the lubricating structure arranged inside as shown in fig. 1-4 comprises a self-lubricating device 1 and a rack 2, wherein the self-lubricating device 1 is fixedly arranged on the end face, opposite to the tooth shape, of the rack 2; wherein, the self-lubricating device 1 comprises a lubricating oil conveying block 11, a set of lubricating oil conveying channels 12, an oil inlet pipe 13, a set of lubricating conducting components 14, a pull rod 15 and a handle 16, the lubricating oil conveying block 11 is made of steel, an oil storage cavity 17 is arranged on the end surface of the lubricating oil conveying block 11 close to the rack 2, a lubricating oil conveying cavity 18 is arranged inside the lubricating oil conveying block 11, the set of lubricating oil conveying channels 12 are arranged on the lubricating oil conveying block 11 in a row, the set of lubricating oil conveying channels 12 are communicated with the lubricating oil conveying cavity 18 and the oil storage cavity 17, one end of the oil inlet pipe 13 is communicated with the lubricating oil conveying cavity 18, the other end of the oil inlet pipe 13 is connected with an oil conveying device, the set of lubricating conducting components 14 is arranged in the lubricating oil conveying block 11, the set of lubricating conducting components 14 are sequentially connected together, and the whole set of lubricating conducting components 14 can move in the lubricating oil conveying block 11, the lubrication of a set of lubrication conduction assembly 14 one end leads to subassembly 14 and pull rod 15 and connects, the other end that the lubrication conduction assembly 14 was kept away from to pull rod 15 stretches out lubricating oil delivery piece 11, handle 16 and pull rod 15 stretch out the tip fixed connection that the lubrication conducted subassembly 14, a set of lubricating oil delivery passageway 12 and a set of lubrication conduction assembly 14 one-to-one set up, the lubrication conducts subassembly 14 and can switch on or cut off lubricating oil delivery passageway 12, be equipped with lubrication passageway one 21, lubrication passageway two 22 and the total passageway 23 of lubrication on the rack 2 spaced tooth, the total passageway 23 of lubrication and oil storage cavity 17 intercommunication, lubrication passageway one 21 and lubrication passageway two 22 all communicate with the total passageway 23 of lubrication, lubrication passageway one 21 and lubrication passageway two 22 extend to on the rack 2 two tooth profiles of same tooth respectively.
As shown in fig. 5, the first lubricating channel 21, the second lubricating channel 22 and the main lubricating channel 23 are arranged in a Y shape, the first lubricating channel 21 and the second lubricating channel 22 are symmetrically arranged, and the backflow preventing assembly 3 is arranged at one end of the main lubricating channel 23 close to the oil storage cavity 17.
As shown in fig. 7, a self-lubricating moving cavity 111 is provided inside the lubricating oil conveying block 11, the set of lubricating conducting assemblies 14 are arranged in a straight line, the set of lubricating conducting assemblies 14 are arranged in the self-lubricating moving cavity 111, and the whole set of lubricating conducting assemblies 14 can move in the self-lubricating moving cavity 111. The lubricating and conducting assembly 14 comprises a moving block 141, a connecting block 142, a conducting steel column 143, a spring 144 and a steel column driving block 145, the moving block 141 is arranged in the self-lubricating moving cavity 111, one end of the steel column driving block 145 is arranged in the self-lubricating moving cavity 111, the moving block 141 can be in contact with one end, extending into the self-lubricating moving cavity 111, of the steel column driving block 145, the adjacent moving blocks 141 are connected through the connecting block 142, one end of the spring 144 is connected with the steel column driving block 145, the other end of the spring 144 is connected with the conducting steel column 143, and the conducting steel column 143 is arranged in the lubricating oil conveying channel 12. One end, close to the connecting block 142, of the moving block 141 is provided with a tapered surface 146, the end face, extending into the self-lubricating moving cavity 111, of the steel column driving block 145 is provided with a first inclined surface 147, the first inclined surface 147 is in contact with the tapered surface 146, a separation plate 148 is arranged between the self-lubricating moving cavity 111 and the lubricating oil conveying cavity 18, a group of guide sliding sleeves 149 is arranged on the separation plate 148, and the steel column driving block 145 is in sliding connection with the guide sliding sleeves 149. A group of annular limiting bosses 112 are arranged on the inner wall of the self-lubricating moving cavity 111, limiting protrusions 1411 are arranged on the outer wall of the moving block 141, and the limiting protrusions 1411 can be in contact with the annular limiting bosses 112.
A group of grooves III 24 is arranged on the end face, close to the oil storage cavity 17, of the rack 2 shown in fig. 6, and the anti-backflow component 3 is arranged in the grooves III 24. Prevent subassembly 3 against current including preventing mounting ring 31, preventing separation blade 32 and spacing ring 33 against current, prevent that mounting ring 31 and spacing ring 33 against current all fix the setting on the inner wall of three 24 of recess, prevent that mounting ring 31 against current is located three 24 one ends that are close to oil storage cavity 17 of recess, spacing ring 33 is located three 24 one ends that are close to lubricated total passageway 23 of recess, prevent that separation blade 32 against current sets up in three 24 of recess to prevent that separation blade 32 against current is located between installation ring 31 and the spacing ring 33 against current, prevent that separation blade 32 against current can switch on or end lubricated total passageway 23 and oil storage cavity 17. The anti-reflux mounting ring 31 is provided with a group of first oil passing holes 34, the group of first oil passing holes 34 are arranged in an annular array mode with the center of the anti-reflux mounting ring 31 as the center, the anti-reflux blocking piece 32 is provided with a group of plugs 35, the plugs 35 are arranged in a conical shape, the group of plugs 35 and the group of first oil passing holes 34 are arranged in a one-to-one correspondence mode, the plugs 35 are arranged in the first oil passing holes 34, the center of the anti-reflux blocking piece 32 is provided with a second oil passing hole 36, and the first oil passing holes 34 are communicated with the second oil passing holes 36. The second oil hole 36 and the lubricating main channel 23 are arranged in a staggered mode and are not located on the same straight line.
Based on the structure, the working principle of the heavy-duty load wear-resistant rack with the lubricating structure arranged inside is as follows:
s1, initially, the conducting steel column 143 is located in the lubricating oil conveying channel 12, the oil storage cavity 17 and the lubricating main channel 23 are in a cut-off state, and the oil inlet pipe 13 cannot convey lubricating oil into the lubricating oil conveying cavity 18;
s2, when the meshing position of the rack needs to be lubricated, starting the oil conveying device connected with the oil inlet pipe 13, and conveying lubricating oil into the oil storage cavity 17 by the oil inlet pipe 13;
s3, pulling the handle 16 in the direction away from the lubricating oil conveying block 11, and pulling a group of lubricating conduction assemblies 14 to move in the self-lubricating moving cavity 111 through the pull rod 15;
s4, moving the moving block 141, so that the tapered surface 146 gradually separates from the first inclined surface 147, the moving block 141 does not extrude the steel column driving block 145, and the steel column driving block 145 moves towards the self-lubricating moving cavity 111 along the guide sliding sleeve 149;
s5, the conducting steel column 143 is not located in the lubricating oil conveying channel 12, and the lubricating oil conveying channel 12 is conducted, so that the lubricating oil conveying cavity 18 is communicated with the oil storage cavity 17, and when the lubricating oil in the lubricating oil conveying cavity 18 is in a sufficient amount, the lubricating oil in the lubricating oil conveying cavity 18 enters the oil storage cavity 17 through the lubricating oil conveying channel 12;
s6, increasing the quantity of lubricating oil in the oil storage cavity 17 until the oil storage cavity 17 is filled with the lubricating oil, and enabling the lubricating oil in the oil storage cavity 17 to enter the third groove 24;
s7, the lubricating oil in the groove III 24 enters the group of first oil passing holes 34, and when the lubricating oil entering along with the oil inlet pipe 13 is more and the lubricating oil in the oil storage cavity 17 has certain pressure, the lubricating oil reopens the backflow-preventing blocking piece 32, so that the group of plugs 35 are separated from the group of first oil passing holes 34;
s8, the lubricating oil enters the third groove 24 between the backflow-preventing mounting ring 31 and the backflow-preventing baffle 32, and the lubricating oil enters the lubricating main channel 23 through the second oil hole 36;
and S9, lubricating oil in the lubricating main channel 23 is generated in the first lubricating channel 21 and the second lubricating channel 22 respectively and flows to the two tooth-shaped surfaces of the rack 2 for lubrication.
The working principle of the anti-reflux component 3 is as follows:
when lubrication is not needed, lubricating oil on the rack 2 is prevented from flowing back through the first lubricating channel 21 and the second lubricating channel 22, the arranged backflow-preventing assembly 3 is provided, the lubricating oil on the surface of the rack 2 enters the first lubricating channel 21 and the second lubricating channel 22, the lubricating oil flows to the end face, close to the main lubricating channel 23, of the backflow-preventing baffle 32, and as the lubricating oil is accumulated more, the lubricating oil on the backflow-preventing baffle 32 has certain pressure, so that a group of plugs 35 are pressed into a group of first oil passing holes 34, the first oil passing holes 34 and the second oil passing holes 36 are cut off, and backflow can be avoided.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (9)
1. The utility model provides an inside is equipped with wear-resisting rack of heavy load of lubricating structure which characterized in that: the gear rack comprises a self-lubricating device (1) and a gear rack (2), wherein the self-lubricating device (1) is fixedly arranged on the end face of the gear rack (2) opposite to the tooth form;
wherein, self-lubricating device (1) includes lubricating oil transport piece (11), a set of lubricating oil transfer passageway (12), advances oil pipe (13), a set of lubrication switches on subassembly (14), pull rod (15) and handle (16), lubricating oil transport piece (11) are the material of steel to lubricating oil transport piece (11) are close to and are equipped with oil storage cavity (17) on the terminal surface of rack (2), lubricating oil transport piece (11) inside is equipped with lubricating oil transport cavity (18), a set of lubricating oil transfer passageway (12) are a row and set up on lubricating oil transport piece (11), and a set of lubricating oil transfer passageway (12) intercommunication lubricating oil transport cavity (18) and oil storage cavity (17), the one end and the lubricating oil transport cavity (18) intercommunication of advancing oil pipe (13) to the other end and the oil delivery device of advancing oil pipe (13) are connected, a set of lubrication switches on subassembly (14) sets up in lubricating oil transport piece (11), and a group of lubricating conduction assemblies (14) are connected together in sequence, the whole formed by the group of lubricating conduction assemblies (14) can move in the lubricating oil conveying block (11), the lubricating conduction assemblies (14) at one ends of the group of lubricating conduction assemblies (14) are connected with the pull rod (15), the other ends of the pull rod (15) far away from the lubricating conduction assemblies (14) extend out of the lubricating oil conveying block (11), the handle (16) and the pull rod (15) are fixedly connected with the end parts of the lubricating conduction assemblies (14) extending out, the group of lubricating oil conveying channels (12) and the group of lubricating conduction assemblies (14) are arranged in a one-to-one correspondence manner, the lubricating conduction assemblies (14) can conduct or stop the lubricating oil conveying channels (12), and the teeth at intervals on the rack (2) are provided with a first lubricating channel (21), a second lubricating channel (22) and a main lubricating channel (23), the lubricating main channel (23) is communicated with the oil storage cavity (17), the first lubricating channel (21) and the second lubricating channel (22) are communicated with the lubricating main channel (23), and the first lubricating channel (21) and the second lubricating channel (22) extend to two tooth surfaces of the same tooth on the rack (2) respectively.
2. A heavy duty, wear resistant rack with lubricating structure provided therein as claimed in claim 1, wherein: the lubricating channel I (21), the lubricating channel II (22) and the lubricating main channel (23) are arranged in a Y shape, the lubricating channel I (21) and the lubricating channel II (22) are symmetrically arranged, and the anti-backflow component (3) is arranged at one end, close to the oil storage cavity (17), of the lubricating main channel (23).
3. A heavy duty, wear resistant rack with lubricating structure provided therein as claimed in claim 1, wherein: the lubricating oil conveying block (11) is internally provided with a self-lubricating moving cavity (111), the group of lubricating conduction assemblies (14) are arranged in a straight line, the group of lubricating conduction assemblies (14) are arranged in the self-lubricating moving cavity (111), and the whole formed by the group of lubricating conduction assemblies (14) can move in the self-lubricating moving cavity (111).
4. A heavy duty, wear resistant rack with lubricating structure provided therein as claimed in claim 3, wherein: the lubricating and conducting assembly (14) comprises a moving block (141), a connecting block (142), a conducting steel column (143), a spring (144) and a steel column driving block (145), wherein the moving block (141) is arranged in a self-lubricating moving cavity (111), one end of the steel column driving block (145) is arranged in the self-lubricating moving cavity (111), the moving block (141) can be in contact with one end, extending into the self-lubricating moving cavity (111), of the steel column driving block (145), the adjacent moving blocks (141) are connected through the connecting block (142), one end of the spring (144) is connected with the steel column driving block (145), the other end of the spring (144) is connected with the conducting steel column (143), and the conducting steel column (143) is arranged in the lubricating oil conveying channel (12).
5. The heavy duty, load-bearing, wear-resistant rack of claim 4 having a lubricating structure therein, wherein: one end, close to the connecting block (142), of the moving block (141) is provided with a conical surface (146), the end face, extending into the self-lubricating moving cavity (111), of the steel column driving block (145) is provided with a first inclined surface (147), the first inclined surface (147) is in contact with the conical surface (146), a separation plate (148) is arranged between the self-lubricating moving cavity (111) and the lubricating oil conveying cavity (18), a group of guide sliding sleeves (149) are arranged on the separation plate (148), and the steel column driving block (145) is in sliding connection with the guide sliding sleeves (149).
6. A heavy duty, wear resistant rack with internally disposed lubricating structure as claimed in claim 5, wherein: the inner wall of the self-lubricating moving cavity (111) is provided with a group of annular limiting bosses (112), the outer wall of the moving block (141) is provided with limiting bulges (1411), and the limiting bulges (1411) can be in contact with the annular limiting bosses (112).
7. A heavy duty, wear resistant rack with lubricating structure provided therein as claimed in claim 2, wherein: a group of grooves III (24) are formed in the end face, close to the oil storage cavity (17), of the rack (2), and the anti-backflow component (3) is arranged in the grooves III (24).
8. The heavy duty, load-bearing, wear-resistant rack of claim 7 having a lubricating structure therein, wherein: prevent countercurrent assembly (3) including preventing against current collar (31), prevent against current separation blade (32) and spacing ring (33), prevent against current collar (31) and spacing ring (33) all fixed the setting on the inner wall of recess three (24), prevent against current collar (31) and be located recess three (24) and be close to the one end of oil storage cavity (17), spacing ring (33) are located recess three (24) and are close to the one end of lubricated total passageway (23), prevent against current separation blade (32) and set up in recess three (24) to prevent against current separation blade (32) and be located between preventing against current collar (31) and spacing ring (33), prevent against current separation blade (32) can switch on or end lubricated total passageway (23) and oil storage cavity (17).
9. A heavy duty, wear resistant rack with lubricating structure provided therein as claimed in claim 8, wherein: the anti-reflux mounting ring is characterized in that a set of oil passing holes I (34) are formed in the anti-reflux mounting ring (31), the center of the anti-reflux mounting ring (31) is used as the circle center to be arranged in an annular array mode, a set of plugs (35) are arranged on the anti-reflux blocking pieces (32), the plugs (35) are arranged in a conical mode, the set of plugs (35) and the set of oil passing holes I (34) are arranged in a one-to-one mode, the plugs (35) are arranged in the oil passing holes I (34), the center of the anti-reflux blocking pieces (32) is provided with oil passing holes II (36), and the oil holes I (34) are communicated with the oil holes II (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133597.3A CN113915313B (en) | 2021-09-27 | 2021-09-27 | Heavy load wear-resistant rack with lubricating structure inside |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133597.3A CN113915313B (en) | 2021-09-27 | 2021-09-27 | Heavy load wear-resistant rack with lubricating structure inside |
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| CN113915313A true CN113915313A (en) | 2022-01-11 |
| CN113915313B CN113915313B (en) | 2023-03-24 |
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| DE10258807A1 (en) * | 2002-12-17 | 2004-07-15 | Zf Lenksysteme Gmbh | Rack and pinion drive, particularly for servo-steering systems of motor vehicles, has lubricating oil reservoir provided in rack |
| CN203962929U (en) * | 2014-07-17 | 2014-11-26 | 王仁方 | Grinding spur rack |
| CN104613167A (en) * | 2015-02-16 | 2015-05-13 | 盐城工学院 | Self-lubricating gear |
| CN206159422U (en) * | 2016-10-11 | 2017-05-10 | 苏州晓谕精密机械股份有限公司 | Take indoor elevator rack of lubrication groove |
| CN107218375A (en) * | 2017-06-30 | 2017-09-29 | 太仓宝达齿条有限公司 | A kind of self-lubricating rack |
| CN213017619U (en) * | 2020-06-08 | 2021-04-20 | 迪斯凯瑞传动科技(无锡)有限公司 | Rack and pinion transmission self-lubricating device |
-
2021
- 2021-09-27 CN CN202111133597.3A patent/CN113915313B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10258807A1 (en) * | 2002-12-17 | 2004-07-15 | Zf Lenksysteme Gmbh | Rack and pinion drive, particularly for servo-steering systems of motor vehicles, has lubricating oil reservoir provided in rack |
| CN203962929U (en) * | 2014-07-17 | 2014-11-26 | 王仁方 | Grinding spur rack |
| CN104613167A (en) * | 2015-02-16 | 2015-05-13 | 盐城工学院 | Self-lubricating gear |
| CN206159422U (en) * | 2016-10-11 | 2017-05-10 | 苏州晓谕精密机械股份有限公司 | Take indoor elevator rack of lubrication groove |
| CN107218375A (en) * | 2017-06-30 | 2017-09-29 | 太仓宝达齿条有限公司 | A kind of self-lubricating rack |
| CN213017619U (en) * | 2020-06-08 | 2021-04-20 | 迪斯凯瑞传动科技(无锡)有限公司 | Rack and pinion transmission self-lubricating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113915313B (en) | 2023-03-24 |
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