CN210588803U - Transmission structure of grinding machine - Google Patents
Transmission structure of grinding machine Download PDFInfo
- Publication number
- CN210588803U CN210588803U CN201920956837.1U CN201920956837U CN210588803U CN 210588803 U CN210588803 U CN 210588803U CN 201920956837 U CN201920956837 U CN 201920956837U CN 210588803 U CN210588803 U CN 210588803U
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- transmission structure
- output shaft
- axle
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Gear Transmission (AREA)
Abstract
The utility model belongs to the technical field of machining, a grind quick-witted transmission structure is proposed, including the transmission structure body, gear one, gear two, gear three and gear four that the transmission structure body includes, gear one, gear two, gear three and gear four are cylindrical gear, and the gear is one set to be established on axle one, gear one and two meshing of gear, and gear two and three equal cover of gear are established on axle two, and gear three and four meshing of gear are established on axle three, and the axis of axle one, the axis of axle three and the axis of axle two are parallel, and axle one is connected with actuating mechanism's output shaft. Through above-mentioned technical scheme, the problem of easy damage when portable valve grinder adopts the bevel gear transmission among the prior art has been solved.
Description
Technical Field
The utility model belongs to the technical field of machining, a grind quick-witted transmission structure is related to.
Background
The portable valve grinder can be used for grinding gate valves, stop valves, flat valve cores, flanges and the like, is suitable for various materials, and is widely applied to the industries of power generation, petroleum, chemical industry, metallurgy and the like. For increase reduction ratio, guarantee output torque simultaneously, portable valve grinds machine generally adopts the right angle transmission, adopts bevel gear to realize the right angle transmission among the prior art more, but bevel gear difficult processing, easy damage moreover.
SUMMERY OF THE UTILITY MODEL
The utility model provides a grind quick-witted transmission structure has solved among the prior art portable valve and has ground the problem of damaging easily when machine adopts the bevel gear transmission.
The technical scheme of the utility model is realized like this: the transmission structure comprises a transmission structure body, wherein the transmission structure body comprises a first gear, a second gear, a third gear and a fourth gear, the first gear, the second gear, the third gear and the fourth gear are cylindrical gears, the first gear is sleeved on a first shaft, the first gear is meshed with the second gear, the second gear and the third gear are sleeved on the second shaft, the third gear is meshed with the fourth gear, the fourth gear is sleeved on a third shaft, the axis of the first shaft, the axis of the third shaft and the axis of the second shaft are parallel, and the first shaft is connected with an output shaft of a driving mechanism.
Furthermore, an output shaft of the driving mechanism is connected with the shaft through a connecting piece, one end of the connecting piece is connected with the output shaft through threads, clamping grooves are symmetrically formed in the other end of the connecting piece along the axis, clamping portions corresponding to the clamping grooves are arranged on the outer side of the shaft, and the clamping portions are clamped in the clamping grooves.
Furthermore, the clamping part is a pin shaft, a pin hole is formed in the first shaft, the pin shaft is inserted into the pin hole, two ends of the pin shaft are respectively clamped in the two symmetrical clamping grooves, a first screw is arranged at the end part of the first shaft along the axis direction, and the first screw is used for connecting the pin shaft with the first shaft.
Further, the connecting piece is including screw thread portion and the reinforced portion that connects gradually, screw thread portion is provided with the internal thread, the internal diameter of reinforced portion is greater than the internal diameter of screw thread portion, screw thread portion with the one side that the reinforced portion is connected with the tip parallel and level of output shaft, the tip of output shaft is provided with the retaining ring, the retaining ring pass through screw two with output shaft connects, the external diameter of retaining ring is greater than the diameter of output shaft, just the external diameter of retaining ring is less than the internal diameter of reinforced portion.
The transmission structure body is arranged in the box body, the box body comprises a first split body and a second split body which are detachably connected, the first split body and the second split body are arranged in a right angle mode, the first split body is close to the driving mechanism, and a through hole for the output shaft to pass through is formed in the first split body.
Furthermore, two ends of the first shaft are respectively arranged in the second split body through a first bearing and a second bearing, and the second bearing is positioned at one end close to the first split body.
Further, the driving mechanism is an electric hand drill, and the electric hand drill comprises the output shaft.
The utility model discloses a theory of operation and beneficial effect do:
1. the utility model discloses well actuating mechanism's output shaft drives a rotation, and a drive gear of axle rotates, and two rotations of gear drive gear, two rotations of gear drive shaft two and three rotations of gear, and three rotations of gear drive gear four rotations, three rotations of gear drive shaft, and three and grinding miller (the dish mill is external) are connected, and three rotations of axle drive grinding miller realize the grinding operation.
The utility model discloses a right angle transmission between actuating mechanism and the abrasive disc is favorable to increasing the reduction ratio, guarantees output torque, and simultaneously, cylindrical gear's transmission is steady, and is accurate reliable, long service life, and cylindrical gear's processing is also easier.
2. The utility model discloses when needing to connect actuating mechanism and one-axis, can install connecting piece one end on the output shaft through the screw thread at first, then aim at the epaxial card portion of card with the draw-in groove of the connecting piece other end, to one-axis direction promotion actuating mechanism, make the round pin axle card establish in the draw-in groove, realize actuating mechanism at the epaxial quick installation.
Realize dismantling the connection through even between actuating mechanism and the axle one, work as the utility model discloses when not using, can pull down actuating mechanism, separately deposit, conveniently carry. One end of the connecting piece is connected with the driving mechanism through threads, and the other end of the connecting piece is connected with the first shaft in a clamping mode.
3. When the driving mechanism is required to be installed on the first shaft, one end of the connecting piece is installed on the driving mechanism through threads, and then the two clamping grooves of the connecting piece are aligned to the two ends of the pin shaft to push the driving mechanism in the axial direction, so that the pin shaft is clamped in the clamping grooves, and the driving mechanism is quickly installed on the first shaft; when the driving mechanism needs to be disassembled, the driving mechanism is pulled away in the direction away from the first shaft, the clamping groove and the pin shaft are separated from being matched, then the threaded connection between the connecting piece and the driving mechanism is loosened, and the driving mechanism is rapidly disassembled on the first shaft. The first screw is used for fixing the pin shaft on the first shaft, and reliable connection of the connecting piece and the first shaft is facilitated.
4. The utility model discloses in set up the retaining ring at the tip of output shaft, and through two with retaining ring and output shaft connections of screw, the retaining ring receives blockking of screw thread portion, and the retaining ring can not remove to the actuating mechanism direction to avoid the direction removal of output shaft far away from axle one, and then avoid being connected between output shaft and the connecting piece not hard up.
5. The middle box body of the utility model plays a role in protecting the transmission structure body, so that impurities such as rainwater, dust and the like are prevented from damaging parts in the transmission structure body, and simultaneously, personal injury to operators is prevented when parts in the transmission structure body rotate at high speed; the first split body and the second split body are detachably connected, one end of the first shaft, which is connected with the output shaft, is located in the first split body, and the other end of the first shaft, the first gear, the second gear, the third gear and the fourth gear are all located in the second split body, so that the installation and the disassembly of parts in the box body are facilitated.
6. The first both ends of axle set up in components of a whole that can function independently two through bearing one and bearing two respectively, can reduce the wearing and tearing that axle one produced at the rotation in-process, are favorable to the extension the utility model discloses a life-span, bearing two set up the one end of being close to components of a whole that can function independently one, when components of a whole that can function independently one and components of a whole that can function independently two are connected, realize fixing bearing two.
7. The driving mechanism adopts an electric hand drill which is a three-type electric appliance, the safety is high, the motor used inside is a universal motor, the failure rate is low, and the maintenance is also convenient even if the motor fails.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1-gear I, 2-gear II, 3-gear III, 4-gear IV, 5-shaft I, 51-pin shaft, 52-screw I, 6-shaft II, 7-shaft III, 8-electric hand drill, 81-output shaft, 9-connecting piece, 91-threaded part, 92-reinforcing part, 93-clamping groove, 10-retaining ring, 11-screw II, 12-box body, 121-split I, 122-split II, 13-bearing I and 14-bearing II.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 efforts belong to the protection scope of the present invention.
As shown in fig. 1, the technical solution of the present invention is realized as follows: the transmission structure comprises a transmission structure body, wherein the transmission structure body comprises a first gear 1, a second gear 2, a third gear 3 and a fourth gear 4, the first gear 1, the second gear 2, the third gear 3 and the fourth gear 4 are cylindrical gears, the first gear 1 is sleeved on a first shaft 5, the first gear 1 is meshed with the second gear 2, the second gear 2 and the third gear 3 are both sleeved on a second shaft 6, the third gear 3 is meshed with the fourth gear 4, the fourth gear 4 is sleeved on a third shaft 7, the axis of the first shaft 5, the axis of the third shaft 7 and the axis of the second shaft 6 are parallel, and the first shaft 5 is connected with an output shaft 81 of a driving mechanism.
The utility model discloses well actuating mechanism's output shaft 81 drives a 5 rotations of axle, and a 5 drives a 1 rotation of gear, and a 1 rotation of gear drives two 2 rotations of gear, and two 2 drive shaft two 6 of gear and three 3 rotations of gear, and three 3 drive gears four 4 rotations of gear, and four 4 drive shafts three 7 of gear rotate, and three 7 of axle are external with the abrasive disc mill and are connected, and three 7 of axle drive abrasive disc rotate, realize the grinding operation.
The utility model discloses a right angle transmission between actuating mechanism and the abrasive disc is favorable to increasing the reduction ratio, guarantees output torque, and simultaneously, cylindrical gear's transmission is steady, and is accurate reliable, long service life, and cylindrical gear's processing is also easier.
Further, an output shaft 81 of the driving mechanism is connected with the first shaft 5 through a connecting piece 9, one end of the connecting piece 9 is connected with the output shaft 81 through threads, clamping grooves 93 are symmetrically formed in the other end of the connecting piece 9 along the axis, clamping portions corresponding to the clamping grooves 93 are arranged on the outer side of the first shaft 5, and the clamping portions are clamped in the clamping grooves 93.
The utility model discloses when needing to be connected actuating mechanism and an axle 5, can at first pass through the screw thread with 9 one ends of connecting piece and install on output shaft 81, then with the draw-in groove 93 of the 9 other ends of connecting piece to the card portion on an axle 5, to an axle 5 direction promotion actuating mechanism, make round pin axle 51 card establish in draw-in groove 93, realize the quick installation of actuating mechanism on an axle 5.
Realize dismantling the connection through even between actuating mechanism and the axle 5, work as the utility model discloses when not using, can pull down actuating mechanism, separately deposit, conveniently carry. One end of the connecting piece 9 is connected with the driving mechanism through threads, and the other end of the connecting piece is connected with the first shaft 5 in a clamping mode.
Further, the clamping portion is a pin shaft 51, a pin hole is formed in the first shaft 5, the pin shaft 51 is inserted into the pin hole, two ends of the pin shaft 51 are respectively clamped in two symmetrical clamping grooves 93, a first screw 52 is arranged at the end portion of the first shaft 5 along the axis direction, and the first screw 52 is used for connecting the pin shaft 51 with the first shaft 5.
When the driving mechanism is required to be installed on the first shaft 5, one end of the connecting piece 9 is installed on the driving mechanism through threads, then the two clamping grooves 93 of the connecting piece 9 are aligned with the two ends of the pin shaft 51, and the driving mechanism is pushed towards the first shaft 5, so that the pin shaft 51 is clamped in the clamping grooves 93, and the driving mechanism is quickly installed on the first shaft 5; when the driving mechanism needs to be detached, the driving mechanism is pulled away from the first shaft 5, the clamping groove 93 is disengaged from the pin shaft 51, and then the threaded connection between the connecting piece 9 and the driving mechanism is loosened, so that the driving mechanism is rapidly detached from the first shaft 5. The first screw 52 is used for fixing the pin shaft 51 on the first shaft 5, which is beneficial to realizing the reliable connection of the connecting piece 9 and the first shaft 5.
Further, the connecting piece 9 comprises a threaded portion 91 and a reinforcing portion 92 which are connected in sequence, wherein the threaded portion 91 is provided with an internal thread, the inner diameter of the reinforcing portion 92 is larger than that of the threaded portion 91, the connecting surface of the threaded portion 91 and the reinforcing portion 92 is flush with the end portion of the output shaft 81, the end portion of the output shaft 81 is provided with a retaining ring 10, the retaining ring 10 is connected with the output shaft 81 through a second screw 11, the outer diameter of the retaining ring 10 is larger than that of the output shaft 81, and the outer diameter of the retaining ring 10 is smaller than that of.
The utility model discloses in set up retaining ring 10 at the tip of output shaft 81, and be connected retaining ring 10 and output shaft 81 through two 11 screws, retaining ring 10 receives stopping of screw portion 91, and retaining ring 10 can not remove to the actuating mechanism direction to avoid output shaft 81 to remove to the direction of keeping away from a 5, and then avoid being connected between output shaft 81 and the connecting piece 9 not hard up.
Further, the transmission structure comprises a box body 12, the transmission structure body is arranged in the box body 12, the box body 12 comprises a first split body 121 and a second split body 122 which are detachably connected, one end of a first shaft 5 connected with an output shaft is located in the first split body 121, the other end of the first shaft 5, a first gear 1, a second gear 2, a third gear 3 and a fourth gear 4 are all located in the second split body 122, and a through hole through which the output shaft 81 passes is formed in the first split body 121.
The middle box body 12 of the utility model plays a role in protecting the transmission structure body, so that impurities such as rainwater and dust are prevented from damaging parts in the transmission structure body, and simultaneously, personal injury to operators is prevented when parts in the transmission structure body rotate at high speed; the first split 121 and the second split 122 are detachably connected, one end of the first shaft 5 connected with the output shaft is located in the first split 121, and the other end of the first shaft 5, the first gear 1, the second gear 2, the third gear 3 and the fourth gear 4 are all located in the second split 122, so that the parts in the box body 12 can be conveniently mounted and dismounted.
Further, two ends of the first shaft 5 are respectively arranged in the second split body 122 through the first bearing 13 and the second bearing 14, and the second bearing 14 is located at one end close to the first split body 121.
The axle 5 both ends set up in components of a whole that can function independently two 122 through bearing 13 and bearing two 14 respectively, can reduce the wearing and tearing that axle one 5 produced at the rotation in-process, are favorable to the extension the utility model discloses a life-span, bearing two 14 set up the one end of being close to components of a whole that can function independently one 121, when components of a whole that can function independently one 121 and components of a whole that can function independently two 122 are connected, realize fixing bearing two 14.
Further, the driving mechanism is an electric hand drill 8, and the electric hand drill 8 includes an output shaft 81.
Actuating mechanism adopts electronic hand drill 8, and electronic hand drill 8 is three types of electrical apparatus, and the security is high, and the motor of inside use is general motor moreover, and the fault rate is low, even break down, it is also convenient to maintain.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A grinding machine transmission structure is characterized in that: the transmission structure comprises a transmission structure body, wherein the transmission structure body comprises a first gear (1), a second gear (2), a third gear (3) and a fourth gear (4), the first gear (1), the second gear (2), the third gear (3) and the fourth gear (4) are cylindrical gears, the first gear (1) is sleeved on a first shaft (5), the first gear (1) is meshed with the second gear (2), the second gear (2) and the third gear (3) are both sleeved on a second shaft (6), the third gear (3) is meshed with the fourth gear (4), the fourth gear (4) is sleeved on a third shaft (7), the axis of the first shaft (5), the axis of the third shaft (7) and the axis of the second shaft (6) are parallel, and the first shaft (5) is connected with an output shaft (81) of a driving mechanism.
2. A grinder transmission structure as claimed in claim 1, wherein: the output shaft (81) of the driving mechanism is connected with the first shaft (5) through a connecting piece (9), one end of the connecting piece (9) is connected with the output shaft (81) through threads, clamping grooves (93) are symmetrically formed in the other end of the connecting piece (9) along the axis, clamping portions corresponding to the clamping grooves (93) are arranged on the outer side of the first shaft (5), and the clamping portions are clamped in the clamping grooves (93).
3. A grinder transmission structure as claimed in claim 2, wherein: the clamping part is a pin shaft (51), a pin hole is formed in the first shaft (5), the pin shaft (51) is inserted into the pin hole, two ends of the pin shaft (51) are clamped in the two symmetrical clamping grooves (93) respectively, a first screw (52) is arranged at the end part of the first shaft (5) along the axis direction, and the first screw (52) is used for connecting the pin shaft (51) with the first shaft (5).
4. A grinder transmission structure as claimed in claim 2, wherein: connecting piece (9) are including screw thread portion (91) and the reinforcement portion (92) that connect gradually, screw thread portion (91) is provided with the internal thread, the internal diameter of reinforcement portion (92) is greater than the internal diameter of screw thread portion (91), screw thread portion (91) with the one side that reinforcement portion (92) are connected with the tip parallel and level of output shaft (81), the tip of output shaft (81) is provided with retaining ring (10), retaining ring (10) through two (11) of screw with output shaft (81) are connected, the external diameter of retaining ring (10) is greater than the diameter of output shaft (81), just the external diameter of retaining ring (10) is less than the internal diameter of reinforcement portion (92).
5. A grinder transmission structure as claimed in claim 1, wherein: the transmission structure comprises a box body (12), the transmission structure body is arranged in the box body (12), the box body (12) comprises a first split body (121) and a second split body (122) which are detachably connected, one end of a first shaft (5) connected with an output shaft is located in the first split body (121), the other end of the first shaft (5), a first gear (1), a second gear (2), a third gear (3) and a fourth gear (4) are located in the second split body (122), and a through hole for the output shaft (81) to pass through is formed in the first split body (121).
6. A grinder transmission according to claim 5, characterised in that: two ends of the first shaft (5) are respectively arranged in the second split body (122) through a first bearing (13) and a second bearing (14), and the second bearing (14) is located at one end close to the first split body (121).
7. A grinder transmission structure as claimed in claim 1, wherein: the driving mechanism is an electric hand drill (8), and the electric hand drill (8) comprises the output shaft (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956837.1U CN210588803U (en) | 2019-06-24 | 2019-06-24 | Transmission structure of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956837.1U CN210588803U (en) | 2019-06-24 | 2019-06-24 | Transmission structure of grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210588803U true CN210588803U (en) | 2020-05-22 |
Family
ID=70717301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920956837.1U Expired - Fee Related CN210588803U (en) | 2019-06-24 | 2019-06-24 | Transmission structure of grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210588803U (en) |
-
2019
- 2019-06-24 CN CN201920956837.1U patent/CN210588803U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102380637B (en) | Self-propelled drilling and boring machine | |
| CN203562926U (en) | Hand-operated speed regulation structure used for magnetic force coupler | |
| CN210588803U (en) | Transmission structure of grinding machine | |
| CN202291485U (en) | Self-propelled drilling and boring machine | |
| CN203962715U (en) | The coupling that a kind of self-alignment is anti-offset | |
| CN215147481U (en) | Online maintenance device for shaft body | |
| CN215843317U (en) | Hammer type metal crusher | |
| CN109482935B (en) | Automatic feeding mechanism of boring plane cutter arm | |
| CN201470435U (en) | Ball mill | |
| CN203236027U (en) | Device for milling inner counterbore and inner sinking groove of cavity part | |
| CN202894518U (en) | Coping device of drill stem thread sealing double-circular-bead face | |
| CN220279317U (en) | Combined main shaft of steel ball grinding machine | |
| CN104741633B (en) | A kind of spindle motor rotor self-locking type assembles device | |
| CN2333488Y (en) | Portable valve grinder | |
| CN214053664U (en) | Lathe headstock convenient to noise reduction | |
| CN210265718U (en) | Transmission shaft device convenient to disassemble | |
| CN220050227U (en) | Cutting assembly convenient for blade replacement | |
| CN214558021U (en) | Joint thread burring processing apparatus | |
| CN200985502Y (en) | Spiral slag-cleaning machine | |
| CN214519422U (en) | Angle grinder capable of being provided with multiple angle grinder heads | |
| CN217618219U (en) | Motor drive main shaft for electric threading machine convenient to maintenance | |
| CN202162653U (en) | Angle grinder capable of being installed with plurality of angle grinder heads | |
| CN204283974U (en) | A kind of water pump spindle end nut locking mechanism | |
| CN204209613U (en) | The device of online replacing speed regulation type hydrodynamic coupler executing agency | |
| CN215036536U (en) | Grinding wheel dresser of grinding machine with crossed roller bearing raceway convexity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20210624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |