CN213298758U - High stability speed reducer worm wheel - Google Patents
High stability speed reducer worm wheel Download PDFInfo
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- CN213298758U CN213298758U CN202022204583.3U CN202022204583U CN213298758U CN 213298758 U CN213298758 U CN 213298758U CN 202022204583 U CN202022204583 U CN 202022204583U CN 213298758 U CN213298758 U CN 213298758U
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Abstract
The utility model discloses a high stability speed reducer worm wheel, including casing, first installation shell, second installation shell, worm and worm wheel dish, the casing is the box column structure, the both sides bottom department symmetry of casing is fixed with the massive base of two sets of triangle-shaped, bores on the base and is equipped with the mounting hole, the transfer line is provided with the fixed fastening structure of supplementary worm wheel dish, the casing corresponds second installation department and installs and coil complex worm with the worm wheel, the casing corresponds the both ends of worm and all sets up the installation cavity that supplies worm pivoted, and stretches out the one end of second installation shell and set up the interface of rectangle, the one end that the worm corresponds the interface bores and is equipped with the locating hole that communicates with the interface. This high stability speed reducer worm wheel, reasonable in design can conveniently dismantle the decomposition change to its part that damages when the worm wheel damages, reduces the replacement cost, can guarantee the stability that the worm wheel rotated the messenger after the worm wheel is dismantled the installation simultaneously, is fit for using widely.
Description
Technical Field
The utility model belongs to the technical field of the speed reducer, concretely relates to high stability speed reducer worm wheel.
Background
The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The worm and gear mechanism is commonly used for transmitting motion and power between two staggered shafts. The worm wheel and the worm are equivalent to a gear and a rack in the middle plane, and the worm is similar to a screw in shape. The gear reduction ratio of the worm gear is typically 20:1, sometimes even as high as 300:1 or more.
The existing worm gear of the speed reducer is mostly of an integrally formed structure, when the worm gear is damaged in the using process, the whole worm gear is often required to be replaced, and the cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high stability speed reducer worm wheel to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-stability speed reducer worm gear comprises a shell, a first mounting shell, a second mounting shell, a worm and a worm wheel disc, wherein the shell is of a box-shaped structure, two groups of triangular block-shaped bases are symmetrically fixed at the bottoms of two sides of the shell, mounting holes are drilled in the bases, a first mounting port and a second mounting port are respectively arranged at two sides of the shell, the first mounting shell and the second mounting shell are respectively arranged at the positions of the first mounting port and the second mounting port, a transmission rod is rotatably arranged at the position, corresponding to the first mounting port, of the shell, a worm wheel disc is sleeved and mounted on the transmission rod, a fastening structure for assisting the fixation of the worm wheel disc is arranged on the transmission rod, a worm matched with the worm wheel disc is mounted at the position, corresponding to the second mounting port, limiting rings are symmetrically sleeved and fixed at two ends of the worm, corresponding to the two ends of the worm, of the shell, mounting cavities for the, the bearing is rotatably embedded in the mounting cavity and mounted on the worm in an inserting mode, one end of the worm extends out of the second mounting shell, a rectangular inserting port is formed in one end of the worm extending out of the second mounting shell, and a positioning hole communicated with the inserting port is drilled in one end, corresponding to the inserting port, of the worm.
Preferably, a group of fixing rings is fixed at the middle section of the transmission rod, four groups of positioning blocks are arranged on the transmission rod on one side edge of each fixing ring in an annular array by taking the axis of the transmission rod as the center, a clamping port for the transmission rod to penetrate through is formed in the worm wheel disc, four groups of clamping grooves matched with the positioning blocks are symmetrically formed in the clamping port, and rectangular insertion holes are formed in the clamping grooves in a digging mode.
Preferably, the fastening structure comprises a rotating rod, a bevel gear, an ejection block and a threaded rod, one section of the rotating rod is rotatably arranged inside the transmission rod, the bevel gear is fixed at one end of the rotating rod extending into the transmission rod, four groups of matching wheels are symmetrically and rotatably arranged inside the transmission rod corresponding to the bevel gear, the threaded rod is fixed on each matching wheel, the ejection block is inserted and installed at the position of the transmission rod corresponding to the positioning block, and a threaded groove for installing the threaded rod is formed in the ejection block.
Preferably, the threaded rod is in threaded fit with a threaded groove of the ejection block, the matching wheel is in threaded fit with the bevel gear, and the ejection block is in a rectangular rod-shaped structure and is in matched and inserted connection with the insertion hole.
Preferably, an adjusting knob is fixed to the other end, away from the bevel gear, of the rotating rod, the adjusting knob is of a hexagonal block structure, a fixing hole is drilled in one side edge of the transmission rod, and a fastening bolt for tightly jacking the rotating rod is arranged at the fixing hole.
The utility model discloses a technological effect and advantage: this high stability speed reducer worm wheel, turbine dish through setting up, the transfer line, cooperation between the locating piece on the transfer line, can become two little parts with the worm wheel split, and then conveniently dismantle the corresponding part of change to it when the worm wheel damages, avoid changing holistic speed reducer worm wheel, fastening structure through setting up, bull stick among the fastening structure, bevel gear, ejecting piece, the threaded rod, the cooperation wheel, cooperation between the adjust knob, can carry out fine location fixed to the worm wheel after the installation of cooperation joint, and then avoid the worm wheel to shake at locating piece department in the transmission process, and then improve the overall stability after the installation of worm wheel. This high stability speed reducer worm wheel, reasonable in design can conveniently dismantle the decomposition change to its part that damages when the worm wheel damages, reduces the replacement cost, can guarantee the stability that the worm wheel rotated the messenger after the worm wheel is dismantled the installation simultaneously, is fit for using widely.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a half-sectional view of the present invention;
FIG. 3 is a schematic structural view of the worm wheel of the present invention after being disassembled;
fig. 4 is a cross-sectional view of the rotating rod of the present invention corresponding to the fastening structure;
fig. 5 is a cross-sectional view taken at a in fig. 2 according to the present invention.
In the figure: the device comprises a machine shell 1, a first mounting shell 2, a second mounting shell 3, a worm 4, a limiting ring 5, a bearing 6, a socket 7, a positioning hole 8, a worm wheel disc 9, a clamping interface 10, a clamping groove 11, a plug hole 12, a transmission rod 13, a positioning block 14, a fastening structure 15, a rotating rod 16, a bevel gear 17, an ejection block 18, a threaded rod 19, a matching wheel 20 and an adjusting knob 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a high-stability speed reducer worm wheel as shown in figures 1-5, which comprises a casing 1, a first mounting shell 2, a second mounting shell 3, a worm 4 and a worm wheel disc 9, wherein the casing 1 is of a box-shaped structure, two groups of triangular block-shaped bases are symmetrically fixed at the bottoms of two sides of the casing 1, mounting holes are drilled on the bases, a first mounting port and a second mounting port are respectively arranged at two sides of the casing 1, the first mounting shell 2 and the second mounting shell 3 are respectively arranged at the first mounting port and the second mounting port, the first mounting shell 2 and the second mounting shell 3 are fixed through bolts, a transmission rod 13 is rotatably arranged at the position of the casing 1 corresponding to the first mounting port, the worm wheel disc 9 is sleeved and installed on the transmission rod 13, the transmission rod 13 is provided with a fastening structure 15 for assisting the fixing of the worm wheel disc 9, the casing 1 is provided with the worm 4 matched with the worm wheel disc 9 at the position corresponding to the second mounting port, the two ends of the worm 4 are symmetrically sleeved with limiting rings 5, the two ends of the casing 1 corresponding to the worm 4 are provided with mounting cavities for the rotation of the worm 4, bearings 6 are mounted in the mounting cavities in an embedded mode, the bearings 6 are mounted on the worm 4 in an inserted mode, one end of the worm 4 extends out of the second mounting shell 3, one end of the worm extending out of the second mounting shell 3 is provided with a rectangular insertion port 7, and one end of the worm 4 corresponding to the insertion port 7 is provided with a positioning hole 8 communicated with the insertion port 7 in a drilling mode.
Specifically, a set of fixing rings is fixed at the middle section of the transmission rod 13, four sets of positioning blocks 14 are arranged on the transmission rod 13 on one side edge of each fixing ring in an annular array with the axis of the transmission rod 13 as the center, the positioning blocks 14 can play a role in auxiliary positioning and fixing, a clamping interface 10 for the transmission rod 13 to pass through is arranged on the worm wheel disc 9, four sets of clamping grooves 11 matched with the positioning blocks 14 are symmetrically arranged on the clamping interface 10, and rectangular insertion holes 12 are formed in the clamping grooves 11 in an excavation mode.
Specifically, the fastening structure 15 can well fix the position of the worm wheel after being installed in a matched clamping manner, so that the worm wheel is prevented from shaking at a positioning block in the transmission process, and the overall stability of the installed worm wheel is improved.
Specifically, the threaded rod 19 is in threaded fit with a threaded groove of the ejection block 18, the matching wheel 20 is in threaded fit with the bevel gear 17, and the ejection block 18 is in a rectangular rod-shaped structure, can be vertically and vertically prevented from rotating when extending out, and is in matched insertion with the insertion hole 12.
Specifically, an adjusting knob 22 is fixed to the other end, away from the bevel gear 17, of the rotating rod 16, the adjusting knob 22 is of a hexagonal block structure, a fixing hole is drilled in one side edge of the transmission rod 13, a fastening bolt for tightly pushing the rotating rod 16 is arranged at the fixing hole, and the fastening bolt can prevent the rotating rod 16 from rotating after being fixed and tightened.
The theory of operation, this high stability speed reducer worm wheel, before the work, when worm wheel dish 9 damages and needs to dismantle the change, rotate adjust knob 22, adjust knob 22 drives bull stick 16 when rotating and rotates, and then make bevel gear 17 rotate, mesh between bevel gear 17 and the cooperation wheel 20, and then make cooperation wheel 20 rotate, thereby make threaded rod 19 reversal, screw-thread fit between threaded rod 19 and the ejecting block 18, and then make ejecting block 18 shift out from spliced eye 12, and then conveniently dismantle worm wheel dish 9, it can to change new worm wheel dish 9 after-fixing again, it is fixed through the location of ejecting block 18, and fix the fastening bolt after fixing, in operation, when needing speed reducer during operation, with the spindle grafting of motor installing in bayonet 7 of worm 4 one end, and fix the spindle through spacing bolt. This high stability speed reducer worm wheel, reasonable in design can conveniently dismantle the decomposition change to its part that damages when the worm wheel damages, reduces the replacement cost, can guarantee the stability that the worm wheel rotated the messenger after the worm wheel is dismantled the installation simultaneously, is fit for using widely.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a high stability speed reducer worm wheel, includes casing (1), first installation shell (2), second installation shell (3), worm (4) and worm wheel dish (9), its characterized in that: the machine shell (1) is of a box-shaped structure, two groups of triangular block-shaped bases are symmetrically fixed at the bottoms of two sides of the machine shell (1), mounting holes are drilled in the bases, a first mounting port and a second mounting port are respectively arranged at two sides of the machine shell (1), a first mounting shell (2) and a second mounting shell (3) are respectively arranged at the first mounting port and the second mounting port, a transmission rod (13) is rotatably arranged at the position, corresponding to the first mounting port, of the machine shell (1), a worm wheel disc (9) is sleeved and mounted on the transmission rod (13), a fastening structure (15) for assisting the worm wheel disc (9) to be fixed is arranged on the transmission rod (13), a worm (4) matched with the worm wheel disc (9) is mounted at the position, corresponding to the second mounting port, limiting rings (5) are symmetrically sleeved and fixed at two ends of the worm (4), mounting cavities for the worm (4) to rotate are formed at two ends, corresponding to the worm (4), of the machine shell (1), the bearing (6) is installed in the installation cavity in a rotating embedding mode, the bearing (6) is installed on the worm (4) in an inserting mode, one end of the worm (4) stretches out of the second installation shell (3), one end of the worm stretching out of the second installation shell (3) is provided with a rectangular inserting port (7), and one end, corresponding to the inserting port (7), of the worm (4) is provided with a positioning hole (8) communicated with the inserting port (7) in a drilling mode.
2. The high stability reducer worm gear of claim 1, characterized in that: the middle section of the transmission rod (13) is fixed with a group of fixing rings, four groups of positioning blocks (14) are arranged on the transmission rod (13) on one side edge of each fixing ring in an annular array by taking the axis of the transmission rod (13) as the center, a clamping interface (10) for the transmission rod (13) to penetrate is formed in the worm wheel disc (9), four groups of clamping grooves (11) matched with the positioning blocks (14) are symmetrically formed in the clamping interface (10), and rectangular insertion holes (12) are formed in the clamping grooves (11) in an excavating mode.
3. The high stability reducer worm gear of claim 1, characterized in that: the fastening structure (15) comprises a rotating rod (16), a bevel gear (17), an ejection block (18) and a threaded rod (19), one section of the rotating rod (16) is rotatably arranged inside the transmission rod (13), the bevel gear (17) is fixed at one end of the rotating rod (16) extending into the transmission rod (13), four groups of matching wheels (20) are symmetrically and rotatably arranged inside the transmission rod (13) corresponding to the bevel gear (17), the threaded rod (19) is fixedly arranged on each matching wheel (20), the ejection block (18) is installed at the position of the transmission rod (13) corresponding to the positioning block (14) in an inserted mode, and a threaded groove for installing the threaded rod (19) is formed in the ejection block (18).
4. The high stability reducer worm gear of claim 3, characterized in that: the threaded rod (19) is in threaded fit with a threaded groove of the ejection block (18), the matching wheel (20) is in threaded fit with the bevel gear (17), and the ejection block (18) is in a rectangular rod-shaped structure and is in matched insertion connection with the insertion hole (12).
5. The high stability reducer worm gear of claim 3, characterized in that: an adjusting knob (22) is fixed to the other end, far away from the bevel gear (17), of the rotating rod (16), the adjusting knob (22) is of a hexagonal block structure, a fixing hole is drilled in one side edge of the transmission rod (13), and a fastening bolt for tightly jacking the rotating rod (16) is arranged at the fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204583.3U CN213298758U (en) | 2020-09-30 | 2020-09-30 | High stability speed reducer worm wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204583.3U CN213298758U (en) | 2020-09-30 | 2020-09-30 | High stability speed reducer worm wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298758U true CN213298758U (en) | 2021-05-28 |
Family
ID=76011027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022204583.3U Active CN213298758U (en) | 2020-09-30 | 2020-09-30 | High stability speed reducer worm wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298758U (en) |
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2020
- 2020-09-30 CN CN202022204583.3U patent/CN213298758U/en active Active
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