CN210524174U - Gas circuit revolution mechanic - Google Patents
Gas circuit revolution mechanic Download PDFInfo
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- CN210524174U CN210524174U CN201921347213.6U CN201921347213U CN210524174U CN 210524174 U CN210524174 U CN 210524174U CN 201921347213 U CN201921347213 U CN 201921347213U CN 210524174 U CN210524174 U CN 210524174U
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Abstract
The utility model discloses a gas circuit rotating structure, which comprises a fixed disk and a rotating disk, wherein the fixed disk is fixedly connected with a shell, and the rotating disk is fixedly connected with a rotating mandrel; the end face, facing the rotating disc, of the fixed disc is provided with at least two fixed disc grooves, the end face, facing the rotating disc, of the rotating disc is provided with at least two rotating disc grooves, the fixed disc grooves and the rotating disc grooves are arranged in concentric circles, and the fixed disc grooves and the rotating disc grooves are arranged in a right-to-up mode, so that at least two air paths are formed; a sealing ring is arranged between the fixed disc and the rotating disc and is used for isolating the gas in each gas circuit from the outside, and the gas circuit rotating structure can be maintained only by detaching the fixed disc and the rotating disc; the rotating disc is fixedly connected with the rotating mandrel; and a bearing structure is not needed to be arranged between the fixed disc and the rotating disc, so that the whole air path rotating structure is simplified.
Description
Technical Field
The utility model relates to a laser cutting equipment field especially relates to a gas circuit revolution mechanic.
Background
The air circuit that present pneumatic chuck used uses multichannel air circuit rotating head basically, and this multichannel air circuit rotary disk includes preceding carousel, back rotary disk and middle fixed disk basically, and middle fixed disk is fixed motionless, and preceding carousel is rotary motion with the back rotary disk, leans on the middle fixed disk to admit air, then respectively exports a way gas to preceding carousel and back rotary disk to this forms two routes of air circuits and promotes the motion of cylinder. The structure needs to be disassembled into a front part, a middle part and a rear part to maintain the internal sealing ring, and the front rotary disk, the middle fixed disk and the rear rotary disk slide relatively between two parts, so that bearings are required to be arranged in the multi-path gas path rotary disk to rotate mutually, and the gas path rotary disk structure is complex and inconvenient to maintain.
SUMMERY OF THE UTILITY MODEL
For solving the problem that gas circuit revolution mechanic is too complicated, be not convenient for the maintenance, the utility model discloses a gas circuit revolution mechanic only includes fixed disk and rotary disk, simple structure, easily maintenance, the main content as follows:
the rotary table comprises a fixed disc, a rotary disc and a rotary mandrel, wherein the fixed disc and the rotary disc are sleeved on the rotary mandrel; the fixed disc is fixedly connected with the shell, and the rotating disc is fixedly connected with the rotating mandrel; the end face, facing the rotating disc, of the fixed disc is provided with at least two fixed disc grooves, the end face, facing the rotating disc, of the rotating disc is provided with at least two rotating disc grooves, the fixed disc grooves and the rotating disc grooves are arranged in a concentric circle mode, and the fixed disc grooves and the rotating disc grooves are arranged in a right-to-right mode, so that at least two air paths are formed; a sealing ring is arranged between the fixed disc and the rotating disc and used for sealing gas in each gas path; the fixed disk is provided with at least two fixed disk air ports, the fixed disk air ports are in one-to-one correspondence with the fixed disk grooves and are communicated with each other, the rotating disk is provided with at least two rotating disk air ports, and the rotating disk air ports are in one-to-one correspondence with the rotating disk grooves and are communicated with each other; one of the rotating disk air ports is communicated with a first air port of the air cylinder, and the other rotating disk air port is communicated with a second air port of the air cylinder.
Preferably, a dust ring is disposed between the side wall of the fixed disk and the side wall of the rotating disk.
Preferably, the number of the air cylinders is two, one of the rotating disc air ports is communicated with the first air ports of the two air cylinders at the same time, and the other rotating disc air port is communicated with the second air ports of the two air cylinders at the same time.
Preferably, the cross section of the sealing ring is circular.
Preferably, the sealing rings are arranged on two sides of each air path.
Preferably, the cross section of the sealing ring is rectangular.
Preferably, a plurality of air holes are formed in the sealing ring along the circumferential direction.
Preferably, at least two accommodating cavities are formed in the fixed disc, and the sealing ring is accommodated in the accommodating cavities; the accommodating cavities are arranged in concentric circles and comprise bottom walls, side walls and top walls, the fixing disc grooves are formed in the bottom walls, and openings are formed in the top walls; the rotary disc is provided with annular bulges, the number of the annular bulges is equal to that of the accommodating cavities, the annular bulges are accommodated in the openings, and the rotary disc groove is formed in the annular bulges.
Preferably, the width of the opening is smaller than the width of the sealing ring.
Preferably, the height of the accommodating cavity is greater than the thickness of the sealing ring.
The utility model has the advantages as follows:
the utility model discloses a gas circuit rotating structure, which comprises a fixed disc and a rotating disc, wherein a sealing ring is arranged between the fixed disc and the rotating disc, so that the gas circuit rotating structure can be maintained only by detaching the fixed disc and the rotating disc; and the rotating disc is fixedly connected with the rotating mandrel, and the fixed disc is fixedly connected with the shell, so that a bearing structure is not needed to be arranged on the fixed disc and the rotating disc, and the whole gas path rotating structure is simple in structure.
Drawings
FIG. 1 is a cross-sectional view of the air chuck of the present invention;
FIG. 2 is a cross-sectional view of the gas circuit rotating structure of the present invention;
fig. 3 is a structural diagram of the sealing ring of the present invention;
FIG. 4 is a structural diagram of the gas circuit rotating structure of the present invention;
FIG. 5 is an exploded view of the air chuck of the present invention;
FIG. 6 is a view showing the base and the cylinder of the present invention;
fig. 7 is a structural view of the air chuck of the present invention.
The technical features indicated by the reference numerals in the drawings are as follows:
1. a motor; 2. a speed reducer; 3. a gas circuit rotating structure; 4. rotating the mandrel; 5. a pinion gear; 6. a bull gear; 7. a bearing; 8. fixing the disc; 9. rotating the disc; 10. a seal ring; 11. a bottom wall; 12. a side wall; 13. a top wall; 14. fixing disc grooves; 15. a rotating disk groove; 16. air holes; 17. an air port of the fixed disk; 18. rotating the disk air port; 19. a dust ring; 20. a base; 21. a cage support ring; 22. an outer synchronization disc; 23. an inner synchronization disc; 24. a support plate; 25. a guide seat; 26. a slider; 27. a driven column; 28. a cylinder; 29. an orbital transfer notch; 30. a straight notch; 31. a housing; 32. a housing bottom wall; 33. a housing sidewall.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
the first embodiment is as follows:
as shown in fig. 1, 5, 6 and 7, an air chuck includes a driving mechanism, an air path rotating structure 3, a pinion 5, a gearwheel 6, a rotating body and a rotating mandrel 4, wherein the driving mechanism includes a motor 1 and a speed reducer 2; pneumatic chuck still includes bearing 7, and motor 1 is connected with speed reducer 2, and speed reducer 2 drives pinion 5 and rotates, and pinion 5 meshes with gear wheel 6 to the rotatory dabber of drive 4 is rotatory, 3 covers of gas circuit revolution mechanic are established rotatory dabber 4 is last, rotatory dabber 4 with one side of bearing 7 is connected, and the opposite side and the shell of bearing 7 are connected. The structure of the gas path rotating structure 3 is shown in fig. 2, the gas path rotating structure 3 comprises a fixed disk 8 and a rotating disk 9, the fixed disk 8 is fixedly connected with the housing, and the rotating disk 9 is fixedly connected with the rotating spindle 4, so that the rotating spindle 4 can drive the rotating disk 9 to rotate when rotating, and thus, the relative rotation between the rotating disk 9 and the fixed disk 8 can be realized.
At least two containing cavities are formed in the end face, facing one side of the rotating disc, of the fixed disc 8, the sealing rings 10 are contained in the containing cavities, the sealing rings 10 are contained in each containing cavity, the number of the containing cavities is two in the embodiment, therefore, the number of the sealing rings 10 is two, the at least two containing cavities are arranged in a concentric circle mode, the cross section of each sealing ring 10 is rectangular in the embodiment, and the whole sealing ring 10 is in a sheet shape. The accommodating cavity comprises a bottom wall 11, a side wall 12 and a top wall 13, the bottom wall 11, the side wall 12 and the top wall 13 are enclosed to form the accommodating cavity, an opening is formed in the top 13, at least two annular protrusions are arranged on the rotating disc 9, the number of the annular protrusions is equal to that of the accommodating cavity, so that in the embodiment, the number of the annular protrusions is two, and the two annular protrusions are arranged in concentric circles. The annular bulges correspond to the accommodating cavities one by one, the annular bulges are accommodated in the openings, a rotating disc groove 15 is arranged on the end surface of each annular bulge, a fixed disc groove 14 is arranged on the bottom wall 11 of each accommodating cavity, the shapes of the fixed disc groove 14 and the rotating disc groove 15 can be any, the fixed disc groove 14 is opposite to the rotating disc groove 15, the sealing ring 10 is accommodated in the accommodating cavity, the sealing ring 10 is arranged between the fixed disc groove 14 and the rotating disc groove 15, the structure of the sealing ring 10 is shown in figure 3, a plurality of air holes 16 are arranged on the sealing ring 10 along the circumferential direction, when air is introduced into the fixed disc groove 14, the air holes 16 have smaller flow than the air inlet flow, so the air flow presses the sealing ring 10 towards one side of the rotating disc 9, the whole sealing ring 10 is in a cambered surface, so that the rotating disc groove 15 is sealed, and air flow flows into the rotating disc groove 15 from the air hole 16, so that the sealing ring is not abraded when air is not ventilated, and the service life of the sealing ring is prolonged.
Each cylinder 28 includes a first port and a second port, the second port being exhaust when the first port is exhaust and the second port being intake when the first port is exhaust, thereby enabling the cylinder 28 to flex. As shown in fig. 4, at least two fixed disk air ports 17 are provided in the fixed disk 8, and the number of the fixed disk air ports 17 is equal to the number of the accommodation chambers, so that, in the present embodiment, the number of the fixed disk air ports 17 is two, at least two rotating disk air ports 18 are provided in the rotating disk 9, the number of the rotating disk air ports 18 is equal to the number of the fixed disk air ports 17, and in the present embodiment, the number of the rotating disk air ports 18 is two, and for convenience of description, the two fixed disk air ports 17 are divided into a fixed disk path air port and a fixed disk path air port, and the two rotating disk air ports 18 are divided into a rotating disk path air port and a rotating disk path air. The number of the air cylinders 28 may be multiple, in this embodiment, the number of the air cylinders 28 is two, the air port of the fixed disk path a is communicated with one fixed disk groove 14, and the air port of the fixed disk path B is communicated with the other fixed disk groove 14; the air ports of the rotating disk A are simultaneously communicated with the first air ports of the two air cylinders 28 through pipelines, and the air ports of the rotating disk B are simultaneously communicated with the second air ports of the two air cylinders 28 through pipelines. Therefore, when the air is introduced into the air port of the fixed disk A, the air enters the two air cylinders 28 from the air port of the rotary disk A through the fixed disk groove 14, the sealing ring 10 and the rotary disk groove 15 at the same time, the two air cylinders 28 simultaneously push the claw arms to move, so that the aim of synchronous movement of the two opposite claw arms is fulfilled, and the air finally flows out from the second air port of the air cylinders 28, flows into the air port of the rotary disk B, passes through the rotary disk groove 15, the sealing ring 10 and the fixed disk groove 14, and is discharged from the air port of the fixed disk B; when the B path air port of the fixed disc is ventilated, the movement process is similar to the above. Therefore, when the air path rotating structure needs to be maintained, only the fixed disc 8 and the rotating disc 9 need to be disassembled for maintenance, and compared with the prior art, the maintenance is simpler.
The height of the receiving cavity is greater than the thickness of the sealing ring 10. Therefore, when the air cylinder 28 does not need to act, the rotating rotary mandrel 4 drives the rotating disc 9 to rotate, and the sealing ring 10 is not rubbed and abraded. The width of the opening is smaller than the width of the seal ring 10, so that when the cylinder 28 is not actuated: when the air port of the fixed disk is not ventilated, the sealing ring 10 can not fall off.
A dustproof ring 19 is arranged between the side wall of the fixed disc and the side wall of the rotating disc, and the dustproof ring 19 can prevent dust from entering the air path rotating structure 3.
As shown in fig. 5, the rotating body includes a base 20, a cage-type support ring 21, an inner synchronization disc 23, an outer synchronization disc 22, a support plate 24 and a guide seat 25, a slider assembly is arranged on the guide seat 25, the slider assembly includes an upper slider assembly, a lower slider assembly, a left slider assembly and a right slider assembly, each slider assembly includes a movable slider 26, the sliders 26 can slide relative to the guide seat, four sliders 26 are arranged at equal angles, and an included angle between two adjacent sliders is 90 °. A follower post 27 is provided on each slide 26. A claw arm is provided on each slider 26.
The base 20, the inner rotating disc 23 and the outer rotating disc 22 are sequentially sleeved on the rotating mandrel 4, the cage type support ring 21 is arranged between the base 20 and the inner synchronizing disc 23, and the base 20 and the support plate 24 are fixedly connected with the rotating mandrel 4; the outer synchronous disc 22 and the inner synchronous disc 23 are rotationally connected with the rotating mandrel 4; the cage support ring 21 is fixedly connected to the base 20 and the support plate 24, respectively. The two air cylinders 28 are respectively hinged with the base 20, the two air cylinders 28 are arranged in a central symmetry mode by taking the circle center of the base as the center, the piston rod of one air cylinder 28 is hinged with the inner synchronous disc 23, and the piston rod of the other air cylinder is hinged with the outer synchronous disc 22; the inner synchronous disk 22 and the outer synchronous disk 23 are both provided with two centrosymmetric track-changing notches 29 taking the circle center of the inner synchronous disk 23 or the outer synchronous disk 22 as the center, and the track lines of the notches are gradually-changing curves, such as Archimedes spiral lines or involute lines and the like; the pressure angle pressure formed by the variable-track notch on the claw arm is different from that of the arc notch, so that the claw arm can be better pushed to move; the apodized notch 29 transitions from a radially distal point on the outer synchronizer disc 23 or the inner synchronizer disc 22 to a proximal point, the distance between each point on the track of the track-changing notch and the center of the synchronous disk is gradually reduced along the direction from the far end point to the near end point, and the distal and proximal points of the apodized notch are not on the same diameter of the synchronization disc, thus controlling the track of the tensioning movement of the clamping jaws, four straight notches 30 are arranged on the supporting plate 24 at equal angles, used for limiting the track of the tensioning movement of the claw arm, four apodization notches correspond to four straight notches one by one, a guide seat 25 is sleeved on a sliding block 26 and fixedly installed with a supporting plate 24, a driven column 27 sequentially passes through the straight notches 30 and the apodization notches 29, and the opposite follower posts 27 pass through the corresponding apodized notches 29 of the same timing disc to control the trajectory of the pawl arm tensioning movement.
The outer synchronizing disc 23 includes outer disc arc-shaped through holes in the same number as the number of the tracking-changing notches on the outer synchronizing disc 23, and the inner synchronizing disc 22 includes inner disc arc-shaped through holes in the same number as the number of the tracking-changing notches 2 on the inner synchronizing disc 22. The arc-shaped through hole of the outer disc enables the driven column to pass through the outer synchronous disc to be matched with the variable-track notch on the inner synchronous disc. The far end point of the apodized notch 29 and the far end point of the straight notch 30 are located at the same radius, and the near end point of the apodized notch 29 and the near end point of the straight notch 30 are located at the same radius. The diameter of the driven column, the width of the straight notch and the width of the variable track notch are equal. Therefore, the error size of the cylinder driving the jaw can be reduced.
The utility model discloses a motion process does:
when air is introduced into the fixed disk A path of air ports, air enters first air ports of the two air cylinders 28 from the rotating disk A path of air ports after passing through the fixed disk groove 14, the sealing ring 10 and the rotating disk groove 15, piston rods of the two air cylinders 28 extend out to respectively push the inner synchronous disk 23 and the outer synchronous disk 22 to move, and the movement of the inner synchronous disk 23 enables the two oppositely arranged claw arms to simultaneously clamp or open and the movement of the outer synchronous disk enables the other two oppositely arranged claw arms to simultaneously clamp or open; the gas finally flows out from the second gas port of the cylinder 28, flows into the gas port of the B path of the rotating disc, passes through the rotating disc groove 15, the sealing ring 10 and the fixed disc groove 14, and is discharged from the gas port of the B path of the fixed disc; after the claw arms are clamped or opened to the extreme position, the air in the path B of the fixed disc is ventilated, the air enters the second air ports of the two air cylinders 28 from the air ports in the path B of the rotating disc after passing through the groove 14 of the fixed disc, the sealing ring 10 and the groove 15 of the rotating disc, the piston rods of the two air cylinders 28 retract to respectively push the inner synchronous disc 23 and the outer synchronous disc 22 to move, the inner synchronous disc 23 moves to enable the two oppositely arranged claw arms to be opened or clamped simultaneously, and the outer synchronous disc moves to enable the other two oppositely arranged claw arms to be opened or clamped simultaneously; the gas finally flows out from the first air port of the air cylinder 28, flows into the air port of the path A of the rotating disc, passes through the groove 15 of the rotating disc, the sealing ring 10 and the groove 14 of the fixed disc, and is discharged from the air port of the path A of the fixed disc.
Example two:
the present embodiment only describes the differences from the previous embodiment.
In this embodiment the cross section of sealing washer 10 is circular, the fixed disk recess sets up the fixed disk orientation on the terminal surface of one side of rotary disk 9, the rotary disk recess sets up the rotary disk orientation on the terminal surface of one side of fixed disk 8, the fixed disk recess with the rotary disk recess just right, forms the gas circuit, and gas gets into in the fixed disk recess, enters into in the cylinder after the rotary disk recess to promote the cylinder action. The sealing rings are arranged on two sides of each gas circuit and are arranged in a concentric circle mode, so that when two gas circuits are needed, 3 sealing rings are needed for sealing, and each gas circuit can be isolated by the sealing rings. Specifically, semicircular fixed disk grooves are formed in two sides of each fixed disk groove, semicircular rotating disk grooves are formed in two sides of each rotating disk groove, when the fixed disk 8 is matched with the rotating disk 9, the semicircular fixed disk grooves and the semicircular rotating disk grooves surround to form a sealing ring accommodating cavity with a circular cross section, and a sealing ring is accommodated in the sealing ring accommodating cavity; and the diameter of the cross section of the sealing ring is larger than that of the cross section of the sealing ring accommodating cavity for better sealing effect.
It is right above that the utility model provides an embodiment of gas circuit revolution mechanic has explained in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, the present invention can also be modified and modified by at least two modifications and modifications without departing from the principle of the present invention, and these modifications and modifications also fall into the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a gas circuit revolution mechanic which characterized in that: the rotary table comprises a fixed disc, a rotary disc and a rotary mandrel, wherein the fixed disc and the rotary disc are sleeved on the rotary mandrel; the fixed disc is fixedly connected with the shell, and the rotating disc is fixedly connected with the rotating mandrel; the end face, facing the rotating disc, of the fixed disc is provided with at least two fixed disc grooves, the end face, facing the rotating disc, of the rotating disc is provided with at least two rotating disc grooves, the fixed disc grooves and the rotating disc grooves are arranged in a concentric circle mode, and the fixed disc grooves and the rotating disc grooves are arranged in a right-to-right mode, so that at least two air paths are formed; a sealing ring is arranged between the fixed disc and the rotating disc and used for sealing gas in each gas path; the fixed disk is provided with at least two fixed disk air ports, the fixed disk air ports are in one-to-one correspondence with the fixed disk grooves and are communicated with each other, the rotating disk is provided with at least two rotating disk air ports, and the rotating disk air ports are in one-to-one correspondence with the rotating disk grooves and are communicated with each other; one of the rotating disk air ports is communicated with a first air port of the air cylinder, and the other rotating disk air port is communicated with a second air port of the air cylinder.
2. A gas path rotating structure as claimed in claim 1, wherein: and a dustproof ring is arranged between the side wall of the fixed disc and the side wall of the rotating disc.
3. A gas path rotating structure as claimed in claim 1, wherein: the number of the air cylinders is two, one air port of the rotating disk is communicated with the first air ports of the two air cylinders, and the other air port of the rotating disk is communicated with the second air ports of the two air cylinders.
4. A gas path rotating structure as claimed in claim 1, wherein: the cross section of the sealing ring is circular.
5. A gas path rotating structure as claimed in claim 4, wherein: the sealing rings are arranged on two sides of each air path.
6. A gas path rotating structure as claimed in claim 1, wherein: the cross section of the sealing ring is rectangular.
7. A gas path rotating structure as claimed in claim 6, wherein: and a plurality of air holes are formed in the sealing ring along the circumferential direction.
8. A gas path rotating structure as claimed in claim 7, wherein: the fixed disc is provided with at least two accommodating cavities, and the sealing ring is accommodated in the accommodating cavities; the accommodating cavities are arranged in concentric circles and comprise bottom walls, side walls and top walls, the fixing disc grooves are formed in the bottom walls, and openings are formed in the top walls; the rotary disc is provided with annular bulges, the number of the annular bulges is equal to that of the accommodating cavities, the annular bulges are accommodated in the openings, and the rotary disc groove is formed in the annular bulges.
9. A gas path rotating structure as claimed in claim 8, wherein: the width of the opening is smaller than the width of the sealing ring.
10. A gas path rotating structure as claimed in claim 8, wherein: the height of the accommodating cavity is larger than the thickness of the sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347213.6U CN210524174U (en) | 2019-08-19 | 2019-08-19 | Gas circuit revolution mechanic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347213.6U CN210524174U (en) | 2019-08-19 | 2019-08-19 | Gas circuit revolution mechanic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210524174U true CN210524174U (en) | 2020-05-15 |
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ID=70601941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921347213.6U Active CN210524174U (en) | 2019-08-19 | 2019-08-19 | Gas circuit revolution mechanic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210524174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394561A (en) * | 2019-08-19 | 2019-11-01 | 佛山市宏石激光技术有限公司 | A kind of gas circuit rotational structure |
-
2019
- 2019-08-19 CN CN201921347213.6U patent/CN210524174U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394561A (en) * | 2019-08-19 | 2019-11-01 | 佛山市宏石激光技术有限公司 | A kind of gas circuit rotational structure |
| CN110394561B (en) * | 2019-08-19 | 2024-02-06 | 广东宏石激光技术股份有限公司 | Gas circuit revolution mechanic |
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| GR01 | Patent grant | ||
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Address after: 528311 Beijiao Town, Shunde District, Foshan, Guangdong, Beijiao, 8, two Pearl River Road, industrial park, Patentee after: Guangdong Hongshi Laser Technology Co.,Ltd. Address before: 528311 Beijiao Town, Shunde District, Foshan, Guangdong, Beijiao, 8, two Pearl River Road, industrial park, Patentee before: FOSHAN BEYOND LASER TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 528311 No. 4 Anye Road, Shunjiang Community Industrial Park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Hongshi Laser Technology Co.,Ltd. Address before: 528311 Beijiao Town, Shunde District, Foshan, Guangdong, Beijiao, 8, two Pearl River Road, industrial park, Patentee before: Guangdong Hongshi Laser Technology Co.,Ltd. |