CN210549977U - External grinding system of valve guide pipe - Google Patents
External grinding system of valve guide pipe Download PDFInfo
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- CN210549977U CN210549977U CN201921426768.XU CN201921426768U CN210549977U CN 210549977 U CN210549977 U CN 210549977U CN 201921426768 U CN201921426768 U CN 201921426768U CN 210549977 U CN210549977 U CN 210549977U
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Abstract
The utility model discloses an external grinding system of a valve guide, which comprises an installation platform, a feeding device, an external grinding machine and a material returning device, wherein the installation platform is horizontally arranged, the feeding device, the external grinding machine and the material returning device are all arranged on the upper surface of the installation platform, and the external grinding machine is positioned between the feeding device and the material returning device; the feeding device comprises an installation platform, a lifting device, a telescopic device and a material taking device, wherein the lifting device is arranged on the upper surface of the installation platform, the telescopic device is installed on the lifting device, and the material taking device is fixedly installed on the telescopic device. Adopt the utility model discloses a show the effect and do: the system adopts the multi-stage cylinder for feeding, after the material is taken, the height of the feeding device is improved through the lifting device, the feeding device is prevented from contacting with a feeding chute in the feeding process, the material taking rod can rotate in the grinding process, the damage to the inner wall of the valve guide pipe is avoided, the full-automatic design ensures the feeding stability, the processing quality is also improved, and the product percent of pass is high.
Description
Technical Field
The utility model relates to an outer system of grinding, concretely relates to valve guide's outer system of grinding.
Background
The valve guide pipe is a guide device of the automobile engine valve, plays a role in guiding the valve, and enables heat on the valve rod to be transmitted to the cylinder cover through the valve guide pipe, and when the valve rod moves in the valve guide pipe, the valve rod is lubricated only by engine oil splashed out by a valve mechanism, so the valve guide pipe is easy to wear. So that the individual parts are made of nodular cast iron or powder metallurgy material with self-sliding property. Meanwhile, the valve stem and the valve seat are in dry friction, and the friction force is large, so that the requirement on the outer diameter precision of the valve guide pipe is higher. When the valve guide pipe enters the process of the cylindrical grinding machine, the outer grinding is carried out by adopting a manual feeding and returning mode, in the outer grinding process, the feeding rod is held by hands to feed and take the material into the cylindrical grinding machine, the safety of operators cannot be guaranteed, the feeding rod can also cause abrasion to the inner wall of the guide pipe to be ground, the efficiency is low, and the quality is also influenced.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a high-efficient stable system of grinding outward, its safety that has, high-efficient stable advantage.
The technical scheme is as follows:
the utility model provides an external grinding system of valve guide which the key lies in: the grinding machine comprises an installation platform, a feeding device, an outer grinding machine and a material returning device, wherein the installation platform is horizontally arranged, the feeding device, the outer grinding machine and the material returning device are all arranged on the upper surface of the installation platform, and the outer grinding machine is positioned between the feeding device and the material returning device;
the feeding device comprises an installation platform, a lifting device, a telescopic device and a material taking device, wherein the lifting device is arranged on the upper surface of the installation platform, the telescopic device is installed on the lifting device, the material taking device is fixedly installed on the telescopic device, the material taking device is close to the outer grinding machine, and the material returning device is close to the outer grinding machine.
The technical scheme has the remarkable effects that: the multi-stage cylinder is adopted for feeding, after the material is taken, the height of the feeding device is increased through the lifting device, the feeding device is prevented from being in contact with a feeding groove in the feeding process, the material is automatically returned after grinding is finished, and the feeding stability and the product quality are guaranteed due to the full-automatic design.
The material taking device comprises a material taking cylinder, a fixing plate and a material taking arm, wherein a cylinder barrel of the material taking cylinder is fixedly arranged on the telescopic device, a piston rod of the material taking cylinder is horizontally arranged, the fixing plate is vertically arranged, a fixing hole is horizontally penetrated through the fixing plate, the piston rod of the material taking cylinder horizontally and movably penetrates through the fixing hole, the fixing plate is fixed with the cylinder barrel of the material taking cylinder, a sleeve body is further arranged on the fixing plate, the sleeve body is horizontally arranged, one end of the sleeve body is fixedly connected with the fixing plate, the other end of the sleeve body is connected with a limiting plate, the outer edge of the limiting plate is connected with the sleeve body, a limiting hole is horizontally penetrated through the limiting plate, and the piston rod of the material taking cylinder extends into the sleeve body;
the material taking arm comprises a connecting seat and a material taking rod, the connecting seat is fixed on a piston rod of the material taking cylinder, the connecting seat is located in the sleeve body, the connecting seat is in sliding fit with the sleeve body, one end of the material taking rod is horizontally fixed on the connecting seat, the other end of the material taking rod faces the limiting hole, and the material taking rod is close to the outer grinding machine.
The material taking rod is arranged in the mounting groove through a connecting bearing.
The lifting device comprises a lifting cylinder and a lifting plate, the cylinder barrel of the lifting cylinder is fixedly arranged on the upper surface of the mounting platform, a piston rod of the lifting cylinder is vertically arranged, the lifting plate is horizontally arranged at the top end of the piston rod of the lifting cylinder, and the telescopic device is fixed on the lifting plate.
The mounting platform is further provided with four guide posts which are vertically arranged, a first guide hole corresponding to each guide post penetrates through the lifting plate, the guide posts correspond to the first guide holes one to one, and the guide posts are movably arranged in the first guide holes in a penetrating mode.
The telescopic device comprises a telescopic cylinder, a connecting plate and a guide plate, the guide plate is vertically arranged on the upper surface of the lifting plate, a cylinder barrel of the telescopic cylinder is fixed on the guide plate, a through hole penetrates through the guide plate, and a piston rod of the telescopic cylinder movably penetrates through the through hole;
the piston rod level of telescopic cylinder sets up, the vertical fixed setting of connecting plate is in on the piston rod of telescopic cylinder, the cylinder of getting the material cylinder is fixed to be set up on the connecting plate.
Still be equipped with two guiding holes No. two on the deflector, No. two guiding holes are located respectively the through-hole both sides, still fixedly on the connecting plate be equipped with two guide bars, the guide bar level sets up, two guide bar and two No. two guiding hole one-to-one, the guide bar activity is worn to establish and is corresponded in No. two guiding holes, two the guide bar all with telescopic cylinder's piston rod is parallel.
Still be equipped with two fixed columns on the fixed plate, the fixed column level sets up, fixed column one end fixed connection be in the connecting plate, the other end fixed connection of fixed column is in on the fixed plate.
The material returning device comprises a mounting seat and a material returning air cylinder, the mounting seat is fixed on the upper surface of the mounting platform, the material returning air cylinder is arranged on the mounting seat, and a piston rod of the material returning air cylinder horizontally faces the outer grinding machine.
Has the advantages that: the system adopts the multi-stage cylinder for feeding, after the material is taken, the height of the feeding device is improved through the lifting device, the feeding device is prevented from contacting with a feeding chute in the feeding process, the material taking rod can rotate in the grinding process, the damage to the inner wall of the valve guide pipe is avoided, the material is automatically returned after the grinding is finished, the full-automatic design is realized, the safety production is realized, and the processing quality is also improved while the feeding stability is ensured.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic partial cross-sectional view of FIG. 2;
fig. 4 is a partially enlarged schematic view X of fig. 3.
Detailed Description
The present invention will be further explained with reference to the following examples and drawings.
As shown in fig. 1 to 4, an external grinding system for a valve guide tube comprises a mounting platform 1, a lifting device 2, a telescopic device 3, a material taking cylinder 7, a fixing plate 8, a material taking arm 9, a sleeve body 11, a connecting seat 13, a material taking rod 14, a mounting seat 16, a material returning cylinder 17, a feeding device 18, a lifting cylinder 2a, a lifting plate 2b, a guide column 1a, a telescopic cylinder 3a, a connecting plate 3b and a guide plate 3c, wherein:
the mounting platform 1 is horizontally arranged, the feeding device, the outer grinding machine 19 and the material returning device are all arranged on the upper surface of the mounting platform 1, and the outer grinding machine is positioned between the feeding device and the material returning device;
the feeding device comprises a mounting platform 1, a lifting device 2, a telescopic device 3 and a material taking device, wherein the lifting device 2 is arranged on the upper surface of the mounting platform 1, the telescopic device 3 is mounted on the lifting device 2, the material taking device is fixedly mounted on the telescopic device 3, the material taking device is close to the outer grinding machine 19, and the material returning device is close to the outer grinding machine 19.
Specifically, the method comprises the following steps:
the material taking device comprises a material taking cylinder 7, a fixing plate 8 and a material taking arm 9, a cylinder barrel of the material taking cylinder 7 is fixedly arranged on the telescopic device 3, the piston rod of the material taking cylinder 7 is horizontally arranged, the fixing plate 8 is vertically arranged, a fixing hole horizontally penetrates through the fixing plate 8, a piston rod of the material taking cylinder 7 horizontally and movably penetrates through the fixed hole, the fixed plate 8 is fixed with a cylinder barrel of the material taking cylinder 7, the fixed plate 8 is also provided with a sleeve body 11, the sleeve body 11 is horizontally arranged, one end of the sleeve body 11 is fixedly connected with the fixed plate 8, the other end of the sleeve body 11 is connected with a limit plate 12, the outer edge of the limit plate 12 is connected with the sleeve body 11, a limiting hole horizontally penetrates through the limiting plate 12, and a piston rod of the material taking cylinder 7 extends into the sleeve body 11;
the material taking arm 9 comprises a connecting seat 13 and a material taking rod 14, the connecting seat 13 is fixed on a piston rod of the material taking cylinder 7, the connecting seat 13 is located in the sleeve body 11, the connecting seat 13 is in sliding fit with the sleeve body 11, one end of the material taking rod 14 is horizontally fixed on the connecting seat 13, the other end of the material taking rod 14 faces the limiting hole, and the material taking rod 14 is close to the outer grinding machine 19.
The connecting seat 13 is provided with a mounting groove, and the material taking rod 14 is mounted in the mounting groove through a connecting bearing 15.
The lifting device 2 comprises a lifting cylinder 2a and a lifting plate 2b, a cylinder barrel of the lifting cylinder 2a is fixedly arranged on the upper surface of the mounting platform 1, a piston rod of the lifting cylinder 2a is vertically arranged, the lifting plate 2b is horizontally arranged at the top end of the piston rod of the lifting cylinder 2a, and the telescopic device 3 is fixed on the lifting plate 2 b.
The mounting platform 1 is further provided with four guide posts 1a, the guide posts 1a are vertically arranged, a guide hole corresponding to the guide posts 1a penetrates through the lifting plate 2b, the guide posts 1a correspond to the guide holes one to one, and the guide posts 1a are movably arranged in the guide holes in a penetrating mode.
The telescopic device 3 comprises a telescopic cylinder 3a, a connecting plate 3b and a guide plate 3c, the guide plate 3c is vertically arranged on the upper surface of the lifting plate 2b, a cylinder barrel of the telescopic cylinder 3a is fixed on the guide plate 3c, a through hole penetrates through the guide plate 3c, and a piston rod of the telescopic cylinder 3a movably penetrates through the through hole;
the piston rod of telescopic cylinder 3a sets up horizontally, connecting plate 3b is vertical fixed the setting on telescopic cylinder 3 a's piston rod, it sets up to get the cylinder of material cylinder 7 fixed on connecting plate 3 b.
Still be equipped with two guiding holes No. two on the deflector 3c, No. two guiding holes are located respectively the through-hole both sides, still fixed two guide bars that are equipped with on the connecting plate 3b, the guide bar level sets up, two the guide bar with two No. two guiding hole one-to-one, the guide bar activity is worn to establish and is corresponded in No. two guiding holes, two the guide bar all with telescopic cylinder 3 a's piston rod is parallel.
Still be equipped with two fixed columns on the fixed plate 8, the fixed column level sets up, fixed column one end fixed connection be in connecting plate 3b, the other end fixed connection of fixed column is in on the fixed plate 8.
The material returning device comprises a mounting seat 16 and a material returning air cylinder 17, wherein the mounting seat 16 is fixed on the upper surface of the mounting platform 1, the material returning air cylinder 17 is arranged on the mounting seat 16, and a piston rod of the material returning air cylinder 17 horizontally faces the outer grinding machine 19.
And a feeding device 18 is also arranged between the outer grinding machine 19 and the material taking device.
A grinding area is formed between the two grinding wheels 19a, and a cooling liquid pipe 19b is arranged above the grinding area, and the outlet end of the cooling liquid pipe 19b faces downwards to the grinding area.
The grinding process is briefly described as follows: the piston rod of the material taking cylinder 7 drives the material taking rod 14 to extend into the feeding device 18 to complete material taking, then the lifting cylinder 2a drives the lifting plate 2b to ascend, the telescopic device 3 arranged on the lifting plate 2b and the material taking device arranged on the telescopic device 3 also ascend, when the height of the lifting cylinder is matched with that of the cylindrical grinding machine, the piston rod of the telescopic cylinder 3a drives the pipe to be ground on the material taking rod 14 to extend into a grinding processing area between the two grinding wheels 19a, the cooling liquid pipe 19b continuously sprays cooling liquid to the grinding processing area, after grinding is finished, the piston rod of the material taking cylinder 7 and the piston rod of the telescopic cylinder 3a both retract, the piston rod of the material returning cylinder 17 extends into the grinding processing area from the other side to complete material returning, and the lifting cylinder 2a drives the lifting plate 2b to descend to the initial position, this process is repeated continuously.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (10)
1. An external grinding system of a valve guide pipe is characterized in that: the grinding machine comprises an installation platform (1), a feeding device, an outer grinding machine (19) and a material returning device, wherein the installation platform (1) is horizontally arranged, the feeding device, the outer grinding machine (19) and the material returning device are all arranged on the upper surface of the installation platform (1), and the outer grinding machine (19) is positioned between the feeding device and the material returning device;
the feeding device comprises a lifting device (2), a telescopic device (3) and a material taking device, wherein the lifting device (2) is arranged on the upper surface of the mounting platform (1), the telescopic device (3) is mounted on the lifting device (2), and the material taking device is fixedly mounted on the telescopic device (3).
2. An external grinding system for a valve guide according to claim 1, characterized in that: the material taking device comprises a material taking cylinder (7), a fixing plate (8) and a material taking arm (9), wherein a cylinder barrel of the material taking cylinder (7) is fixedly arranged on the telescopic device (3), a piston rod of the material taking cylinder (7) is horizontally arranged, the fixing plate (8) is vertically arranged, a fixing hole is horizontally penetrated through the fixing plate (8), the piston rod of the material taking cylinder (7) horizontally and movably penetrates through the fixing hole, the fixing plate (8) is fixed with the cylinder barrel of the material taking cylinder (7), a sleeve body (11) is further arranged on the fixing plate (8), the sleeve body (11) is horizontally arranged, one end of the sleeve body (11) is fixedly connected with the fixing plate (8), the other end of the sleeve body (11) is connected with a limiting plate (12), and the outer edge of the limiting plate (12) is connected with the sleeve body (11), a limiting hole horizontally penetrates through the limiting plate (12), and a piston rod of the material taking cylinder (7) extends into the sleeve body (11);
get material arm (9) and include connecting seat (13) and get material pole (14), connecting seat (13) are fixed get on the piston rod of material cylinder (7), connecting seat (13) are located in sleeve body (11), connecting seat (13) with sleeve body (11) sliding fit, get material pole (14) with it is parallel to get the piston rod of material cylinder (7), the one end level of getting material pole (14) is fixed on connecting seat (13), the other end orientation of getting material pole (14) spacing hole, it is close to get material pole (14) outer grinding machine (19).
3. An external grinding system for a valve guide according to claim 2, characterized in that: the material returning device comprises a mounting seat (16) and a material returning air cylinder (17), wherein the mounting seat (16) is fixed on the upper surface of the mounting platform (1), the cylinder body of the material returning air cylinder (17) is fixedly arranged on the mounting seat (16), and the piston rod of the material returning air cylinder (17) horizontally faces the outer grinding machine (19).
4. An external grinding system for a valve guide according to claim 3, wherein: the outer grinding machine (19) comprises two grinding wheels (19a) which are arranged oppositely, the axes of the two grinding wheels (19a) are parallel, and the outer circular surfaces of the two grinding wheels (19a) are close to and oppositely arranged;
the material taking rod (14) is parallel to the axis of the grinding wheel (19a), the piston rod of the material returning cylinder (17) is parallel to the axis of the grinding wheel (19a), a grinding area is formed between the two grinding wheels (19a), and the piston rod of the material returning cylinder (17) faces the grinding area.
5. An external grinding system for a valve guide according to claim 2, characterized in that: the material taking device is characterized in that a mounting groove is formed in the connecting seat (13), and the material taking rod (14) is mounted in the mounting groove through a connecting bearing (15).
6. An external grinding system for a valve guide according to claim 2, characterized in that: the lifting device (2) comprises a lifting cylinder (2a) and a lifting plate (2b), a cylinder barrel of the lifting cylinder (2a) is fixedly arranged on the upper surface of the mounting platform (1), a piston rod of the lifting cylinder (2a) is vertically arranged, the lifting plate (2b) is horizontally arranged at the top end of the piston rod of the lifting cylinder (2a), and the telescopic device (3) is fixed on the lifting plate (2 b).
7. An external grinding system for a valve guide according to claim 6, wherein: still be equipped with four guide posts (1a) on mounting platform (1), the vertical setting of guide post (1a), run through on lifter plate (2b) have with a guiding hole that guide post (1a) correspond, guide post (1a) with a guiding hole one-to-one, guide post (1a) activity is worn to establish in the guiding hole.
8. An external grinding system for a valve guide according to claim 6, wherein: the telescopic device (3) comprises a telescopic cylinder (3a), a connecting plate (3b) and a guide plate (3c), the guide plate (3c) is vertically arranged on the upper surface of the lifting plate (2b), a cylinder barrel of the telescopic cylinder (3a) is fixed on the guide plate (3c), a through hole penetrates through the guide plate (3c), and a piston rod of the telescopic cylinder (3a) movably penetrates through the through hole;
the piston rod of the telescopic cylinder (3a) is horizontally arranged, the connecting plate (3b) is vertically and fixedly arranged on the piston rod of the telescopic cylinder (3a), and the cylinder barrel of the material taking cylinder (7) is fixedly arranged on the connecting plate (3 b).
9. An external grinding system for a valve guide according to claim 8, wherein: still be equipped with two guiding holes No. two on deflector (3c), No. two guiding holes are located respectively the through-hole both sides, still fixed two guide bars that are equipped with on connecting plate (3b), the guide bar level sets up, two the guide bar with two No. two guiding hole one-to-one, the guide bar activity is worn to establish and is corresponded in No. two guiding holes, two the guide bar all with telescopic cylinder (3 a)'s piston rod is parallel.
10. An external grinding system for a valve guide according to claim 8, wherein: still be equipped with two fixed columns on fixed plate (8), the fixed column level sets up, fixed column one end fixed connection be in connecting plate (3b), the other end fixed connection of fixed column is in on fixed plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921426768.XU CN210549977U (en) | 2019-08-30 | 2019-08-30 | External grinding system of valve guide pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921426768.XU CN210549977U (en) | 2019-08-30 | 2019-08-30 | External grinding system of valve guide pipe |
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| Publication Number | Publication Date |
|---|---|
| CN210549977U true CN210549977U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921426768.XU Active CN210549977U (en) | 2019-08-30 | 2019-08-30 | External grinding system of valve guide pipe |
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| Country | Link |
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| CN (1) | CN210549977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941167A (en) * | 2020-08-24 | 2020-11-17 | 安徽鑫铭新材料科技有限公司 | Automatic integrated polishing system for inner and outer surfaces of valve seat ring |
-
2019
- 2019-08-30 CN CN201921426768.XU patent/CN210549977U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941167A (en) * | 2020-08-24 | 2020-11-17 | 安徽鑫铭新材料科技有限公司 | Automatic integrated polishing system for inner and outer surfaces of valve seat ring |
| CN111941167B (en) * | 2020-08-24 | 2021-08-13 | 安徽鑫铭新材料科技有限公司 | Automatic integrated polishing system for inner and outer surfaces of valve seat ring |
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