CN216939382U - Gear transmission type hole grinding square hole drill - Google Patents
Gear transmission type hole grinding square hole drill Download PDFInfo
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- CN216939382U CN216939382U CN202220427970.XU CN202220427970U CN216939382U CN 216939382 U CN216939382 U CN 216939382U CN 202220427970 U CN202220427970 U CN 202220427970U CN 216939382 U CN216939382 U CN 216939382U
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- gear
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- accommodating groove
- hole
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Abstract
The utility model discloses a gear transmission type hole grinding square hole drill, which comprises: vertical drive axle, horizontal rotation axis, first helical gear, second helical gear, first ring gear, the second ring gear, the follow-up shaft, grind hole wheel and shell, install horizontal rotation axis and two follow-up shafts that are parallel to each other on the shell, the axial lead of horizontal rotation axis is located the horizontal direction, horizontal rotation axis is located between two follow-up shafts, mid-mounting at horizontal rotation axis has first helical gear, first helical gear meshes with the second helical gear of top, second helical gear installs on vertical drive axle, vertical drive axle is located the vertical direction, first ring gear is installed at horizontal rotation axis both ends, each first ring gear all meshes with the second ring gear, each second ring gear is all installed on a follow-up shaft. This gear drive formula grinds hole square hole and bores the problem that leads to the chain to break easily because of using chain drive among the prior art.
Description
Technical Field
The utility model relates to a square hole drill, in particular to a gear transmission type grinding square hole drill.
Background
In a railway track laying work or the like, a square hole is required, and therefore, in order to form the square hole, a square hole drill is required.
In the prior art, a square hole drill includes: vertical drive shaft, the chain, horizontal driven shaft and drilling wheel, vertical drive shaft is located vertical direction, horizontal driven shaft is located the horizontal direction, through chain drive between vertical drive shaft and the horizontal driven shaft, the drilling wheel is fixed at horizontal driven shaft both ends, because in the drilling, drilling wheel and horizontal driven shaft mainly bear the strength, the chain can bear huge strength, the chain will break after drilling several times, lead to whole square hole to bore unable the use, lead to the use cost to increase, and it needs to consume a large amount of time to trade the chain, construction period has been prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gear transmission type square hole drill for grinding a hole, and solves the problem that a chain is easy to break due to chain transmission in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model discloses a gear transmission type grinding square hole drill, which comprises: the grinding device comprises a vertical driving shaft, a horizontal rotating shaft, a first spiral gear, a second spiral gear, a first gear ring, a second gear ring, a follow-up shaft, a hole grinding wheel and a shell, wherein the horizontal rotating shaft and the two follow-up shafts are arranged on the shell in parallel, the axial lead of the horizontal rotating shaft is positioned in the horizontal direction, the horizontal rotating shaft is positioned between the two follow-up shafts, the first spiral gear is arranged in the middle of the horizontal rotating shaft and is meshed with the second spiral gear above the first spiral gear, the second spiral gear is arranged on the vertical driving shaft, the vertical driving shaft is positioned in the vertical direction, the first gear rings are arranged at two ends of the horizontal rotating shaft, each first gear ring is meshed with the second gear ring, and each second gear ring is arranged on one follow-up shaft; and a hole grinding wheel for drilling or grinding holes is arranged in the middle of each follow-up shaft, the hole grinding wheel leaks out from two sides of the shell, and the hole grinding wheel is positioned on two sides of the horizontal rotating shaft.
Preferably, there are two first helical gears, and the two first helical gears are symmetrically arranged on both sides of the second helical gear.
Preferably, the housing comprises: the bottom shell is sunken to form a first accommodating groove and a second accommodating groove, the first accommodating groove is located in the center of the bottom shell, the first accommodating groove is used for accommodating the horizontal rotating shaft and the first toothed ring, the second accommodating groove is arranged on two sides of the first accommodating groove, the end part of the follow-up shaft extends into the second accommodating groove, the second toothed ring is also installed in the second accommodating groove, and the first accommodating groove is communicated with the second accommodating groove.
Preferably, notches are formed in two sides of the shell, the notches correspond to the middle of the follow-up shaft, and the hole grinding wheel is located in the notches.
Preferably, there are two burr wheels on each follower shaft.
Preferably, the bottom chassis includes: horizontal beam section of thick bamboo, vertical beam section of thick bamboo and two cell bodies, horizontal beam section of thick bamboo both ends are connected with two cell bodies respectively, and horizontal beam section of thick bamboo middle part intercommunication has vertical beam section of thick bamboo, and vertical beam section of thick bamboo supplies vertical drive shaft bottom to pass, and the middle part of vertical beam section of thick bamboo and two cell bodies forms first holding tank, and each cell body both ends form the second holding tank.
Preferably, the grinding wheel is located between the two grooves.
Compared with the prior art, the utility model has the following beneficial effects:
1) the vertical driving shaft in the vertical direction can drive the horizontal driving shaft in the horizontal direction to rotate, power transmission is achieved mainly through the cooperation of the first spiral gear and the second spiral gear, the phenomenon that a chain is easily broken after being used for a certain time due to the fact that the chain is flexibly connected in the prior art is avoided, the firmness of a transmission mode is guaranteed, the situation that construction work cannot be conducted due to the fact that the chain needs to be replaced is avoided, and construction progress is guaranteed.
2) In this application, the difference of the square hole drill of grind hole and the square hole drill of drilling lies in: the drilling wheel in the drilling square hole drill extends out of one side of the shell completely, the periphery of the drilling wheel in the drilling square hole drill is not surrounded by the shell, and the drilling wheel mainly plays a role in drilling; grind hole wheel and spill from shell one side in the square hole drill of hole, and spill side position and horizontal rotation axis rotation, grind the hole wheel and have the shell to encircle outward, grind the function that the hole wheel mainly played is the hole of grinding, grind the hole wheel and can drill, but drilling intensity is not enough. The traditional chain transmission has the maximum 10 ten thousand Nm, so the chain transmission can not be used in the working condition that stones exist in mountainous areas. This application gear drive can reach 30 ten thousand NM, can have the operating mode of stone to use in the mountain area for application range is wider, and life is longer.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic structural view of a gear-driven square hole drill for grinding holes;
fig. 2 is a schematic structural view of the gear transmission type square hole drill after the outer shell is removed.
Reference numerals: vertical drive axle 1, horizontal rotation axis 2, first helical gear 3, second helical gear 4, first ring gear 5, second ring gear 6, follow-up shaft 7, hole grinding wheel 8, shell 9, drain pan 91, horizontal shaft section of thick bamboo 911, vertical shaft section of thick bamboo 912, cell body 913, cap 92.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the utility model clearer and easier to understand, the utility model is further explained by combining the drawings and the detailed implementation mode:
as shown in fig. 1 and 2, the present invention discloses a gear transmission type square hole drill for grinding a hole, comprising: the hole grinding device comprises a vertical driving shaft 1, a horizontal rotating shaft 2, a first spiral gear 3, a second spiral gear 4, a first toothed ring 5, a second toothed ring 6, a following shaft 7, a hole grinding wheel 8 and a shell 9, wherein the horizontal rotating shaft 2 and the two following shafts 7 which are parallel to each other are installed on the shell 9, the axis of the horizontal rotating shaft 2 is located in the horizontal direction, the horizontal rotating shaft 2 is located between the two following shafts 7, the first spiral gear 3 is installed in the middle of the horizontal rotating shaft 2, the first spiral gear 3 is meshed with the second spiral gear 4 above the first spiral gear 3, the second spiral gear 4 is installed on the vertical driving shaft 1, the vertical driving shaft 1 is located in the vertical direction, the first toothed rings 5 are installed at two ends of the horizontal rotating shaft 2, each first toothed ring 5 is meshed with the second toothed ring 6, and each second toothed ring 6 is installed on one following shaft 7; a hole grinding wheel 8 for drilling or grinding holes is mounted in the middle of each follow-up shaft 7, the hole grinding wheels 8 leak out of two sides of the shell 9, and the hole grinding wheels 8 are located on two sides of the horizontal rotating shaft 2.
The number of the first helical gears 3 is two, and the two first helical gears 3 are symmetrically arranged on two sides of the second helical gear 4. The symmetry sets up for the strength transmission is more reliable and more stable, because the symmetry setting of two first helical gear 3, consequently when second helical gear 4 and a first helical gear 3 skew, another first helical gear 3 can block the removal of second helical gear 4, has avoided second helical gear 4 and first helical gear 3 to break away from, has improved the reliability of second helical gear 4 with the meshing of first helical gear 3, guarantees that transmission function can normally implement.
The housing 9 includes: bottom shell 91 and cap 92, the sunken first holding tank and the second holding tank that form of bottom shell 91, first holding tank are located the center of bottom shell 91, and first holding tank supplies horizontal rotation axis 2 and first ring gear 5 to put into, and first holding tank both sides set up the second holding tank, and the second holding tank supplies the tip of follow-up shaft 7 to stretch into, and also installs second ring gear 6 in the second holding tank, first holding tank and second holding tank intercommunication. The bottom shell 91 is buckled with the shell cover 92, the meshing positions of the first spiral gear 3, the second spiral gear 4, the first gear ring 5 and the second gear ring 6 are protected, and the service life is prolonged.
Notches are formed in two sides of the shell 9, the notches correspond to the middle of the follow-up shaft 7, and the hole grinding wheel 8 is located in the notches. The setting of breach for housing 9's edge is kept away from hole grinding wheel 8, and the distance is longer, has sufficient clearance to supply impurity to get into between hole grinding wheel 8 and the housing 9 outer wall like this, thereby makes there be sufficient space to supply impurity to get into, thereby reduces the possibility that impurity got into the gap between drain pan 91 and the protective cover. Finally, the shell 9 beside the gap supports two ends of the follow-up shaft 7, so that two ends of the follow-up shaft 7 can be supported, and the meshing part of the second gear ring 6 on the follow-up shaft 7 and the first gear ring 5 is protected.
Each follower shaft 7 is provided with two hole grinding wheels 8. Two hole grinding wheels 8 grind the hole simultaneously, and the hole grinding efficiency is improved.
The bottom case 91 includes: horizontal shaft section of thick bamboo 911, vertical shaft section of thick bamboo 912 and two cell bodies 913, horizontal shaft section of thick bamboo 911 both ends are connected with two cell bodies 913 respectively, and horizontal shaft section of thick bamboo 911 middle part intercommunication has vertical shaft section of thick bamboo 912, and vertical shaft section of thick bamboo 912 supplies 1 bottom of vertical drive shaft to pass, and the middle part of vertical shaft section of thick bamboo 912 and two cell bodies 913 forms first holding tank, and each cell body 913 both ends form the second holding tank. The bottom shell 91 can surround the horizontal rotating shaft 2 and the two ends of the follow-up shaft 7, so that the protection of the whole horizontal rotating shaft 2 and the two ends of the follow-up shaft 7 is improved.
The hole grinding wheel 8 is located between the two tank bodies 913. The position of the hole grinding wheel 8 is located.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. The utility model provides a gear drive formula square hole drill that grinds hole which characterized in that includes: the grinding device comprises a vertical driving shaft, a horizontal rotating shaft, a first spiral gear, a second spiral gear, a first gear ring, a second gear ring, a follow-up shaft, a hole grinding wheel and a shell, wherein the horizontal rotating shaft and the two follow-up shafts are arranged on the shell in parallel, the axial lead of the horizontal rotating shaft is positioned in the horizontal direction, the horizontal rotating shaft is positioned between the two follow-up shafts, the first spiral gear is arranged in the middle of the horizontal rotating shaft and is meshed with the second spiral gear above the first spiral gear, the second spiral gear is arranged on the vertical driving shaft, the vertical driving shaft is positioned in the vertical direction, the first gear rings are arranged at two ends of the horizontal rotating shaft, each first gear ring is meshed with the second gear ring, and each second gear ring is arranged on one follow-up shaft;
and a hole grinding wheel for drilling or grinding holes is arranged in the middle of each follow-up shaft, the hole grinding wheel leaks out from two sides of the shell, and the hole grinding wheel is positioned on two sides of the horizontal rotating shaft.
2. The geared square hole drill of claim 1, wherein there are two first helical gears, and the two first helical gears are symmetrically disposed on opposite sides of the second helical gear.
3. The geared square burr of claim 2, wherein the housing comprises: the bottom shell is sunken to form a first accommodating groove and a second accommodating groove, the first accommodating groove is located in the center of the bottom shell, the first accommodating groove is used for accommodating the horizontal rotating shaft and the first toothed ring, the second accommodating groove is arranged on two sides of the first accommodating groove, the end part of the follow-up shaft extends into the second accommodating groove, the second toothed ring is also installed in the second accommodating groove, and the first accommodating groove is communicated with the second accommodating groove.
4. The gear transmission type square hole grinding drill according to claim 3, wherein notches are formed at both sides of the housing, the notches correspond to the middle of the follower shaft, and the hole grinding wheel is located in the notches.
5. A gear-driven square hole drill according to claim 4, wherein there are two grinding wheels on each follower shaft.
6. The geared square burr of claim 5, wherein the bottom housing comprises: horizontal beam section of thick bamboo, vertical beam section of thick bamboo and two cell bodies, horizontal beam section of thick bamboo both ends are connected with two cell bodies respectively, and horizontal beam section of thick bamboo middle part intercommunication has vertical beam section of thick bamboo, and vertical beam section of thick bamboo supplies vertical drive shaft bottom to pass, and the middle part of vertical beam section of thick bamboo and two cell bodies forms first holding tank, and each cell body both ends form the second holding tank.
7. The gear drive type square hole grinding drill as claimed in claim 6, wherein the grinding wheel is located between the two grooves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220427970.XU CN216939382U (en) | 2022-03-01 | 2022-03-01 | Gear transmission type hole grinding square hole drill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220427970.XU CN216939382U (en) | 2022-03-01 | 2022-03-01 | Gear transmission type hole grinding square hole drill |
Publications (1)
Publication Number | Publication Date |
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CN216939382U true CN216939382U (en) | 2022-07-12 |
Family
ID=82292800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220427970.XU Active CN216939382U (en) | 2022-03-01 | 2022-03-01 | Gear transmission type hole grinding square hole drill |
Country Status (1)
Country | Link |
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CN (1) | CN216939382U (en) |
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2022
- 2022-03-01 CN CN202220427970.XU patent/CN216939382U/en active Active
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