CN215163050U - Workpiece spraying equipment - Google Patents
Workpiece spraying equipment Download PDFInfo
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- CN215163050U CN215163050U CN202120656137.8U CN202120656137U CN215163050U CN 215163050 U CN215163050 U CN 215163050U CN 202120656137 U CN202120656137 U CN 202120656137U CN 215163050 U CN215163050 U CN 215163050U
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Abstract
The utility model discloses a workpiece spraying device, which comprises a driving gear part, a sun gear part and a planet gear part; the driving gear part comprises a motor shaft part, a connecting part and an annular inner gear ring part which are sequentially connected; the annular inner gear ring portion comprises an annular inner gear ring portion body and an annular side wall, and a through hole is formed in the center of the annular inner gear ring portion body; the annular side wall is vertically arranged on the annular inner gear ring part body; the inner surface of the annular side wall forms annular inner teeth; the connecting part is provided with a positioning hole along the axial direction and used for axially positioning the sun gear part; the sun gear part comprises a shaft head part and a sun gear part body; the shaft head part is arranged to be inserted into the positioning hole; the outer surface of the sun gear part body forms annular outer teeth; the planetary gear portion includes a planetary gear, and the planetary gear sets up between annular internal tooth and annular external tooth, and annular internal tooth meshes with the planetary gear mutually, and annular external tooth meshes with the planetary gear mutually. The utility model discloses a work piece spraying equipment can improve spraying efficiency.
Description
Technical Field
The utility model relates to a work piece spraying equipment especially relates to a plasma spraying equipment of plate work piece.
Background
At present, the spraying device for plasma spraying is generally suitable for cylindrical workpieces. Further improvements are still needed for spray coating devices for flat plate workpieces. Among other things, it is desirable to provide a flat workpiece spray coating apparatus.
CN210545853U discloses a spraying apparatus, which comprises a frame, a spraying device, a carrier, a longitudinal movement driver, a positioning mechanism and a manipulator, wherein the spraying device comprises a base, an atomizing hood, an oil rod, a rotary rod, a magnet ring, a graphite shaft sleeve, an atomizing hood sealing sleeve and an atomizing cup head. The spraying efficiency of this patent document is still to be improved.
CN211170834U discloses an improved plasma spraying device, which comprises a control unit, a spray gun and a target material rotary table for clamping a workpiece, wherein a travelling mechanism is arranged on one side of the target material rotary table, the travelling mechanism is provided with a travelling rail and a travelling trolley, the travelling rail is arranged on one side of the target material rotary table in parallel, the travelling trolley is movably arranged on the travelling rail, the spray gun is fixedly arranged on the travelling trolley, the travelling rail is provided with a travelling driving rack, and the travelling driving rack is arranged in an extending manner along the length direction of the spraying device; the walking trolley is provided with a walking driving motor, the walking driving motor is provided with an output shaft, the output shaft is connected with a walking driving gear, and the walking driving gear is meshed with a walking driving rack. The patent document improves the accuracy of spraying by the travel of the spray gun, but the spraying efficiency is still to be improved.
CN211190700U discloses a spraying device capable of revolving and rotating simultaneously, which comprises a revolution axis, a rotation axis, and a revolution base, wherein the rotation axis is arranged on the revolution base, the rotation axis is rotationally connected with the revolution base, the revolution axis and the rotation axis are not overlapped, the revolution axis is connected with the revolution base, a sun gear is arranged on the revolution axis, a planetary gear is arranged on the rotation axis, and the sun gear is engaged with the planetary gear. The utility model discloses a spraying efficiency still treats the improvement.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a work piece spraying equipment, it can improve spraying efficiency. Further, the utility model provides a plasma spraying equipment of plate work piece.
The utility model discloses a following technical scheme reaches above-mentioned purpose.
The utility model provides a workpiece spraying device, which comprises a driving gear part, a sun gear part and a planet gear part;
the driving gear part comprises a motor shaft part, a connecting part and an annular inner gear ring part which are sequentially connected; wherein the content of the first and second substances,
one end of the motor shaft part, which is far away from the connecting part, is connected with the plasma spraying rotating motor;
the annular inner gear ring portion comprises an annular inner gear ring portion body and an annular side wall, the annular inner gear ring portion body is connected with one end, away from the motor shaft portion, of the connecting portion, and a through hole is formed in the center of the annular inner gear ring portion body; the annular side wall is vertically arranged on the annular inner gear ring part body; the inner surface of the annular side wall forms annular inner teeth;
the connecting part is provided with a positioning hole along the axial direction and used for axially positioning the sun gear part; the positioning hole is communicated with the through hole of the annular inner gear ring part body; (ii) a
The sun gear part comprises a shaft head part and a sun gear part body which are connected; the shaft head part is arranged to be inserted into the positioning hole; the outer surface of the sun gear part body forms annular outer teeth; the outer diameter of the sun gear part body is smaller than the inner diameter of the annular side wall, and a cavity for accommodating the planet gear part is formed between the sun gear part body and the annular side wall;
the planetary gear part includes a planetary gear disposed between annular inner teeth and annular outer teeth, the annular inner teeth being disposed outside the annular outer teeth; the annular internal teeth are meshed with the planetary gear, and the annular external teeth are meshed with the planetary gear.
According to the utility model discloses a work piece spraying equipment, preferably, planetary gear sets up to at least three, and these planetary gear evenly distributed is between annular internal tooth and annular external tooth.
According to the utility model discloses a work piece spraying equipment, preferably, the diameter more than or equal to of the through-hole of annular inner gear ring portion body the diameter of locating hole.
According to the utility model discloses a work piece spraying equipment, preferably, the external diameter of annular lateral wall equals or is greater than the external diameter of annular internal gear portion body.
According to the utility model discloses a work piece spraying equipment, preferably, the top of axle head with have the distance between the bottom of locating hole.
According to the utility model discloses a work piece spraying equipment, preferably, the external diameter of motor axial region is less than the external diameter of connecting portion, the external diameter of connecting portion is less than the internal diameter of annular lateral wall.
According to the utility model discloses a work piece spraying equipment, preferably, the axle central line coincidence of motor axial region, connecting portion, annular inner gear circle portion, axle head portion and sun gear portion body.
According to the utility model discloses a work piece spraying equipment, preferably, planetary gear's inside has axial through hole, planetary gear's axial through hole's lateral wall is provided with location concave part along its axial.
According to the utility model discloses a work piece spraying equipment, preferably, the cross section of location recess part is close trapezoidal.
According to the utility model discloses a work piece spraying equipment, preferably, work piece spraying equipment is the plasma spraying equipment of flat work piece; the planetary gear part further comprises a planetary gear shaft which comprises a connecting shaft and a workpiece fixing part which are connected with each other; the outer surface of the connecting shaft is provided with a positioning protruding part along the axial direction of the connecting shaft, the shape of the positioning protruding part is matched with that of the positioning groove part, and the positioning protruding part and the positioning groove part are matched to fix the planetary gear on the connecting shaft; the workpiece fixing part is far away from the annular inner gear ring part body and is used for fixing a workpiece to be sprayed.
The utility model discloses a work piece spraying equipment can improve spraying efficiency. The utility model discloses a work piece spraying equipment can be arranged in the rotatory spraying equipment of plasma spraying. On the one hand, the annular inner teeth, the planetary gears and the annular outer teeth are in a normally meshed state in the spraying process, and the workpiece to be sprayed is driven to revolve around the sun gear part while rotating along the planetary gear shaft, so that one-time spraying of multiple surfaces of the workpiece is achieved, continuous operation in the spraying process is guaranteed, and spraying efficiency is improved. On the other hand, in the spraying process, the rotation and revolution speeds of the workpiece can be changed by adjusting and matching the tooth numbers of the annular internal teeth, the planetary gear and the annular external teeth, so that the full-coverage accumulation of the sprayed particles on the surface of the workpiece is realized, and the uniformity of the thickness of the coating can be improved.
Drawings
Fig. 1 is a schematic cross-sectional view of a workpiece spraying apparatus according to the present invention.
Fig. 2 is a schematic cross-sectional view of a driving gear portion of a workpiece spraying apparatus according to the present invention.
Fig. 3 is a schematic view of a planetary gear according to the present invention.
The reference numerals are explained below:
300-drive gear part, 310-motor shaft part, 320-connecting part, 321-positioning hole, 330-annular internal gear part, 331-annular internal gear part body, 332-annular side wall, 3321-annular internal gear, 400-sun gear part, 410-shaft head part, 420-sun gear part body, 4201-annular external gear, 500-planet gear part, 510-planet gear, 511-axial through hole, 512-positioning groove part.
Detailed Description
The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.
The present invention is directed to a rotary coating apparatus for plasma coating, in which a workpiece coating device is a part of the rotary coating apparatus. The workpiece spraying equipment is flat-plate type workpiece plasma spraying equipment.
The utility model discloses a work piece spraying equipment is including initiative gear portion, sun gear portion and planet gear portion. As described in detail below.
Driving gear part
The utility model discloses a drive gear portion is including consecutive motor axial region, connecting portion and annular internal gear ring portion.
One end of the motor shaft part, which is far away from the connecting part, is connected with the plasma spraying rotating motor. This facilitates the rotation of the drive gear part by the motor.
According to an embodiment of the present invention, the outer diameter of the motor shaft portion is smaller than the outer diameter of the connecting portion. The outer contour of the motor shaft is not particularly limited, and may be, for example, a prism shape, preferably a hexagonal prism shape.
The annular inner race portion includes an annular inner race portion body and an annular side wall. The annular inner gear ring portion body is connected with one end, away from the motor shaft portion, of the connecting portion. The center of the annular inner gear ring part body is provided with a through hole. The inner surface of the annular side wall forms annular inner teeth. The annular inner race portion body may be disc-shaped.
The utility model discloses in, the annular lateral wall sets up perpendicularly on annular inner rack circle portion body. For example, an annular side wall is provided perpendicularly to the outer edge of the annular inner race portion body. The annular side wall and the annular inner race portion body may be integrally formed or welded together.
The utility model discloses in, the external diameter of annular lateral wall equals or is greater than the external diameter of annular internal gear portion body. In certain embodiments, the outer diameter of the annular sidewall is equal to the outer diameter of the annular inner race portion body. In other embodiments, the outer diameter of the annular sidewall is slightly larger than the outer diameter of the annular inner rim portion body.
The utility model discloses in, connecting portion are provided with the locating hole along the axial. The locating hole is communicated with the through hole of the annular inner gear ring portion body and used for axially locating the sun gear portion. The outer contour of the connecting portion is not particularly limited, and may be, for example, a cylindrical shape. The connecting portion and the motor shaft portion may be integrally formed or welded together.
According to an embodiment of the invention, the outer diameter of the connecting portion is smaller than the inner diameter of the annular side wall; the diameter of the through hole of the annular inner gear ring part body is larger than or equal to that of the positioning hole. This facilitates the positioning of the sun gear part.
Sun gear part
The utility model discloses a sun gear portion includes axle head portion and sun gear portion body. The outer surface of the sun gear part body forms annular outer teeth.
The shaft head part is connected with the sun gear part body. The two may be integrally formed or welded together. The shaft head is configured to be inserted into the positioning hole. This facilitates the positioning and mounting of the sun gear part. The outer profile of the head portion may be cylindrical. The sun gear part body may be disc-shaped.
According to an embodiment of the present invention, a certain distance is maintained between the top of the shaft head portion and the bottom of the positioning hole. This can reduce rotational friction or impact.
According to an embodiment of the invention, the outer diameter of the sun gear part body is larger than the diameter of the axle head.
The utility model discloses in, the external diameter of sun gear portion body is less than the internal diameter of annular lateral wall, forms the cavity that is used for holding planet gear portion between the two. The planet gears of the planet gear part are positioned between the annular internal tooth and the annular external tooth and are meshed with each other, so that the rotation and the revolution of the workpiece to be sprayed are realized.
According to an embodiment of the present invention, the shaft center lines of the motor shaft portion, the connecting portion, the annular inner race portion, the journal portion, and the sun gear portion body coincide. This allows for quick assembly and smooth rotation.
Planetary gear part
The utility model discloses a planet gear portion includes planetary gear and planet gear axle.
The planetary gear is disposed between the annular inner teeth and the annular outer teeth. The annular internal teeth are arranged outside the annular external teeth. The annular internal teeth are meshed with the planetary gears and have the same rotating direction. The annular external teeth are meshed with the planet gears and the rotation directions of the annular external teeth and the planet gears are opposite. The axial direction of the planetary gear portion coincides with the axial direction of the drive gear portion. The rotation speed and the revolution speed can be controlled by adjusting the tooth number of the annular internal tooth, the planet gear and the annular external tooth.
According to an embodiment of the present invention, the planetary gears are provided in at least three numbers, and the planetary gears are uniformly distributed between the annular inner teeth and the annular outer teeth.
According to a preferred embodiment of the present invention, the number of the planetary gears is 6 to 30, for example 20.
The utility model discloses a planetary gear's inside has axial through-hole. The side wall of the axial through hole of the planetary gear is provided with a positioning groove part along the axial direction. According to an embodiment of the present invention, the cross section of the positioning groove portion is close to trapezoidal.
The utility model discloses a planetary gear axle is including consecutive connecting axle and work piece fixed part. The outer surface of the connecting shaft is provided with a positioning convex part along the axial direction. The positioning convex part is matched with the positioning concave part in shape, and the positioning convex part and the positioning concave part are matched to fix the planetary gear on the connecting shaft. The workpiece fixing portion is away from the annular inner race portion body. The workpiece fixing part is used for fixing the workpiece to be sprayed. Therefore, when the planetary gear rotates, the workpiece to be sprayed rotates along with the planetary gear.
The structure of the workpiece fixing portion is not particularly limited, and the workpiece to be painted may be fixed.
The utility model discloses an in-process of spraying, plasma spraying rotating electrical machines drive the rotation of initiative gear portion, through annular internal tooth and planetary gear inner gearing transmission, drives and treats spraying work piece rotation. The planetary gear is in meshing transmission with the annular external teeth to drive the workpiece to be sprayed to revolve, so that multi-surface one-time spraying of the flat workpiece is realized.
Example 1
Fig. 1 is a schematic cross-sectional view of a workpiece spraying apparatus according to the present invention (i.e., a schematic diagram in which an annular inner tooth, a planetary gear, and an annular outer tooth are engaged). Fig. 2 is a schematic cross-sectional view of a driving gear part of a workpiece spraying apparatus according to the present invention (ring-shaped internal teeth not shown). Fig. 3 is a schematic view of a planetary gear according to the present invention. The workpiece to be sprayed is a flat-plate workpiece sprayed by plasma.
As shown in fig. 1, 2 and 3, the workpiece spray coating apparatus includes a drive gear part 300, a sun gear part 400 and a planetary gear part 500.
The drive gear part 300 includes a motor shaft part 310, a coupling part 320, and an annular inner race part 330, which are connected in this order.
An end of the motor shaft portion 310 remote from the connecting portion 320 is connected to a plasma spraying rotating motor (not shown). The outer diameter of the motor shaft portion 310 is smaller than the outer diameter of the connection portion 320.
The annular inner race portion 330 includes an annular inner race portion body 331 and an annular side wall 332. An annular inner race portion body 331 is connected to an end of the connecting portion 320 remote from the motor shaft portion 310, and a through hole is provided in the center of the annular inner race portion body 331. The annular side wall 332 is vertically provided on the annular inner race portion body 331. The outer diameter of the annular side wall 332 is equal to or slightly larger than the outer diameter of the annular inner race portion body 331. As shown in fig. 1, the inner surface of the annular side wall 332 forms annular inner teeth 3321.
The connecting portion 320 is provided with a positioning hole 321 in the axial direction, the positioning hole 321 communicating with the through hole of the annular inner race portion body 331, the positioning hole 321 being used to axially position the sun gear portion 400. The outer diameter of the connecting portion 320 is smaller than the inner diameter of the annular sidewall 332.
The shaft center lines of the motor shaft portion 310, the connecting portion 320, the annular inner race portion 330, the shaft head portion 410, and the sun gear portion body 420 coincide. The shaft head portion 410 is inserted into the positioning hole 321. The top of the shaft head 410 is spaced from the bottom of the alignment hole 321 to reduce rotational friction.
The planetary gear portion 500 includes planetary gear shafts (not shown) and planetary gears 510. The annular inner teeth 3321 are provided outside the annular outer teeth 4201. The planetary gear 510 is disposed between the annular inner teeth 3321 and the annular outer teeth 4201. The annular internal teeth 3321 are engaged with the planetary gears 510, and both rotate in the same direction. The annular outer teeth 4201 are engaged with the planet gears 510 and rotate in opposite directions.
The planetary gears 510 are provided in at least three, for example, 20. The planetary gears 510 are uniformly distributed between the annular inner teeth 3321 and the annular outer teeth 4201.
The planetary gear 510 has an axial through hole 511 in the inside. The side wall of the axial through hole 511 is provided with a positioning groove portion 512 in the axial direction thereof. The cross section of the positioning groove portion 512 is close to a trapezoid.
The planetary gear shaft includes a connecting shaft and a workpiece fixing portion connected to each other. The outer surface of the connecting shaft is provided with a positioning convex part along the axial direction. The positioning boss portion and the positioning recess portion are matched in shape, and they are engaged to fix the planetary gear 510 to the connecting shaft. The workpiece fixing portion for fixing the workpiece to be sprayed is away from the annular inner race portion body 331.
The present invention is not limited to the above embodiments, and any variations, modifications, and substitutions that may occur to those skilled in the art may be made without departing from the spirit of the present invention.
Claims (10)
1. A workpiece spray coating apparatus, characterized in that the workpiece spray coating apparatus comprises a drive gear part, a sun gear part and a planet gear part;
the driving gear part comprises a motor shaft part, a connecting part and an annular inner gear ring part which are sequentially connected; wherein the content of the first and second substances,
one end of the motor shaft part, which is far away from the connecting part, is connected with the plasma spraying rotating motor;
the annular inner gear ring portion comprises an annular inner gear ring portion body and an annular side wall, the annular inner gear ring portion body is connected with one end, away from the motor shaft portion, of the connecting portion, and a through hole is formed in the center of the annular inner gear ring portion body; the annular side wall is vertically arranged on the annular inner gear ring part body; the inner surface of the annular side wall forms annular inner teeth;
the connecting part is provided with a positioning hole along the axial direction and used for axially positioning the sun gear part; the positioning hole is communicated with the through hole of the annular inner gear ring part body;
the sun gear part comprises a shaft head part and a sun gear part body which are connected; the shaft head part is arranged to be inserted into the positioning hole; the outer surface of the sun gear part body forms annular outer teeth; the outer diameter of the sun gear part body is smaller than the inner diameter of the annular side wall, and a cavity for accommodating the planet gear part is formed between the sun gear part body and the annular side wall;
the planetary gear part includes a planetary gear disposed between annular inner teeth and annular outer teeth, the annular inner teeth being disposed outside the annular outer teeth; the annular internal teeth are meshed with the planetary gear, and the annular external teeth are meshed with the planetary gear.
2. Workpiece spraying equipment according to claim 1, characterised in that the planetary gears are arranged in at least three, which planetary gears are evenly distributed between the annular inner and outer toothing.
3. The workpiece spray coating apparatus of claim 2 wherein the diameter of the through hole of the annular inner race portion body is equal to or greater than the diameter of the pilot hole.
4. The workpiece spray coating apparatus of claim 3 wherein the outer diameter of the annular side wall is equal to or greater than the outer diameter of the annular inner race portion body.
5. The workpiece spray coating device of claim 4, wherein a distance is provided between the top of the spindle head and the bottom of the locating hole.
6. The workpiece spray coating device of claim 4 wherein the motor shaft portion has an outer diameter less than an outer diameter of the connecting portion, the outer diameter of the connecting portion being less than an inner diameter of the annular sidewall.
7. The workpiece spray coating apparatus of claim 6 wherein the shaft centerlines of the motor shaft portion, the coupling portion, the annular inner race portion, the shaft head portion and the sun gear portion body coincide.
8. The workpiece spray coating device according to any one of claims 1 to 7, wherein the planetary gear has an axial through hole in its interior, and a positioning groove portion is provided in a side wall of the axial through hole of the planetary gear in its axial direction.
9. The workpiece spray coating device of claim 8, wherein a cross section of the positioning groove portion is close to a trapezoid.
10. The workpiece spray coating device of claim 9, wherein the workpiece spray coating device is a plasma spray coating device for a flat workpiece; the planetary gear part further comprises a planetary gear shaft which comprises a connecting shaft and a workpiece fixing part which are connected with each other; the outer surface of the connecting shaft is provided with a positioning protruding part along the axial direction of the connecting shaft, the shape of the positioning protruding part is matched with that of the positioning groove part, and the positioning protruding part and the positioning groove part are matched to fix the planetary gear on the connecting shaft; the workpiece fixing part is far away from the annular inner gear ring part body and is used for fixing a workpiece to be sprayed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120656137.8U CN215163050U (en) | 2021-03-31 | 2021-03-31 | Workpiece spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120656137.8U CN215163050U (en) | 2021-03-31 | 2021-03-31 | Workpiece spraying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215163050U true CN215163050U (en) | 2021-12-14 |
Family
ID=79354632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120656137.8U Active CN215163050U (en) | 2021-03-31 | 2021-03-31 | Workpiece spraying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215163050U (en) |
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2021
- 2021-03-31 CN CN202120656137.8U patent/CN215163050U/en active Active
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