CN217992153U - Grinding tool for exhaust manifold flange - Google Patents
Grinding tool for exhaust manifold flange Download PDFInfo
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- CN217992153U CN217992153U CN202221853376.3U CN202221853376U CN217992153U CN 217992153 U CN217992153 U CN 217992153U CN 202221853376 U CN202221853376 U CN 202221853376U CN 217992153 U CN217992153 U CN 217992153U
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- exhaust manifold
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- clamping block
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Abstract
The utility model belongs to the technical field of grinding machine frock clamp technique and specifically relates to a grinding frock for exhaust manifold flange is related to, it includes: the flange includes a connection portion; the grinding tool comprises a support frame, and a concave part for an exhaust manifold and a supporting part for supporting the connecting part are arranged on the support frame; the clamping mechanism is positioned on the supporting part and comprises a fixed clamping block and a movable clamping block; the fixed clamping block and the movable clamping block are provided with clamping end faces corresponding to two sides of the connecting portion, and an arc-shaped recess is formed in the middle of each clamping end face. Through setting up the arc of centre gripping terminal surface sunken, the arc of centre gripping terminal surface is sunken to be used for holding the abrasive dust that grinding exhaust manifold produced, has improved the machining precision, through the centre gripping terminal surface that sets up fixed grip block and the centre gripping terminal surface of activity grip block, has improved location accuracy and clamping performance.
Description
Technical Field
The utility model belongs to the technical field of the grinding machine frock technique and specifically relates to a grinding frock for exhaust manifold flange is related to.
Background
The exhaust manifold is connected to the engine block and provides a manifold for collecting exhaust gases from the cylinders for introduction into an exhaust manifold. The exhaust manifold commonly used at present usually needs to be ground and finished for the port plane of the exhaust manifold during the production process. Chinese utility model patent that publication number is CN207564237U discloses an exhaust manifold burr anchor clamps of polishing all around, including the base, the top of base is fixed with the locating piece, and the joint has exhaust manifold on the locating piece, and exhaust manifold's top compresses tightly through the press. The shape of the exhaust manifold is unique, the exhaust manifold clamping device is only suitable for the exhaust manifold with short length, and the longer exhaust manifold is large in span and too large in swing in the machining process and is not suitable for clamping the exhaust manifold with long length.
Among the prior art, to the longer exhaust manifold of centre gripping length, the location of the grinding frock of current exhaust manifold flange is often not accurate enough to exhaust manifold, the locating surface of the grinding frock of exhaust manifold flange corresponds the side of flange port usually, the locating surface wearing and tearing of the grinding frock of exhaust manifold flange can influence the location reliability, and can produce the abrasive dust in the course of working, after long-time the use, the abrasive dust is piled up and is influenced processing on the frock, can influence the location reliability, there is the location inaccurate, the relatively poor problem of machining precision.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a grinding frock for exhaust manifold flange, through setting up the arc sunken of centre gripping terminal surface, the arc sunken of centre gripping terminal surface is used for holding the abrasive dust that grinding exhaust manifold produced, machining precision is improved, through setting up the centre gripping terminal surface of fixed grip block and the centre gripping terminal surface of activity grip block, the centre gripping terminal surface of fixed grip block and the centre gripping terminal surface of activity grip block are used for fixing a position and clamping to the connecting portion both sides of centre gripping exhaust manifold flange respectively, positioning accuracy and clamping performance have been improved; through setting up movable grip block, through drive assembly drive movable grip block for the clamping of whole grinding frock for the exhaust manifold flange is more convenient.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
a grinding tool for an exhaust manifold flange comprises a connecting part; the grinding tool comprises a support frame, and a concave part for an exhaust manifold and a supporting part for supporting the connecting part are arranged on the support frame; the clamping mechanism is positioned on the supporting part and comprises a fixed clamping block and a movable clamping block; the fixed clamping block and the movable clamping block are provided with clamping end faces corresponding to two sides of the connecting portion, and an arc-shaped recess is formed in the middle of each clamping end face. Through the arc that sets up the centre gripping terminal surface sunken, the arc of centre gripping terminal surface is sunken to be used for holding the abrasive dust that grinding exhaust manifold produced, has improved the machining precision, and through the centre gripping terminal surface that sets up fixed grip block and the centre gripping terminal surface of activity grip block, the centre gripping terminal surface of fixed grip block and the centre gripping terminal surface of activity grip block are used for fixing a position and press from both sides tightly the connecting portion both sides of holding exhaust manifold flange respectively, have improved location accuracy and clamping performance.
Furthermore, a sliding groove is arranged on the supporting part, and the movable clamping block is provided with a sliding block which can be connected in the sliding groove in a sliding manner; the movable clamping block is driven by a driving assembly to slide along the sliding groove and is used for clamping a workpiece. Through setting up drive assembly, through drive assembly drive activity grip block, improved the convenience of clamping, reduced operating personnel's intensity of labour.
Furthermore, a return spring is arranged in the sliding groove, and the movable clamping block is far away from the fixed clamping block due to the installation of the return spring. Through setting up reset spring, be convenient for with the activity grip block resets.
Furthermore, the driving assembly comprises an eccentric wheel arranged on the supporting part, the eccentric wheel is positioned at the outer end of the movable clamping block, and a driving structure driven by an external driving part is arranged on the upper surface of the eccentric wheel. Through setting up eccentric wheel and drive structure, improved the convenience of clamping, reduced operating personnel's intensity of labour, improved work efficiency.
Furthermore, the driving assembly comprises a bolt which is in threaded connection with the outer end of the supporting part and is abutted to the sliding block, and a driving structure for receiving the driving of the external driving part is arranged at the outer end of the bolt. Through setting up the bolt, improved the convenience of clamping, reduced operating personnel's intensity of labour.
Furthermore, the depressed part comprises a first gap and a second gap which is positioned on the upper layer of the first gap and is retracted, and a flange supporting surface is formed on the first gap. Through setting up first breach, second breach and flange holding surface, improved the convenience of clamping location.
Further, the device also comprises a base, a supporting plate and a fixing plate; the supporting frames are respectively arranged on two sides of the base through the supporting plates; the fixed plate is positioned on the upper layer of the support frame, and the fixed clamping blocks are defined on the fixed plate and are integrally arranged with the fixed plate. Through setting up base, backup pad and fixed plate, improved the stability of this device.
Furthermore, the device also comprises a base, a supporting plate and a fixing plate; the supporting frames are respectively arranged on two sides of the base through the supporting plates; the fixed plate is positioned on the upper layer of the support frame, and the second notch is defined on the fixed plate and is integrally arranged with the fixed plate. Through setting up base, backup pad and fixed plate, improved the stability of this device.
Compared with the prior art, the utility model has the advantages that: through the arc that sets up the centre gripping terminal surface sunken, the arc of centre gripping terminal surface is sunken to be used for holding the abrasive dust that grinding exhaust manifold produced, has improved the machining precision, and through the centre gripping terminal surface that sets up fixed grip block and the centre gripping terminal surface of activity grip block, the centre gripping terminal surface of fixed grip block and the centre gripping terminal surface of activity grip block are used for fixing a position and pressing from both sides tightly the connecting portion both sides of centre gripping exhaust manifold flange respectively, have improved location accuracy and clamping performance.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of the bottom of the supporting portion according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of another embodiment of the present invention.
Fig. 4 is a schematic structural view of the bottom of the supporting portion according to another embodiment of the present invention.
In the figure:
1. a support frame; 11. a recessed portion; 12. a support portion; 121. a chute; 13. a base; 14. a support plate; 15. a fixing plate; 16. a first notch; 17. a second notch; 18. a flange support surface; 2. a clamping mechanism; 21. fixing the clamping block; 22. a movable clamping block; 221. a slider; 222. a return spring; 23. clamping the end face; 231. an arc-shaped recess; 24. a drive assembly; 241. an eccentric wheel; 243. and (4) bolts.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1-2, an embodiment of a grinding tool for an exhaust manifold flange according to the present invention is shown, in which the flange includes a connecting portion; the grinding tool comprises a support frame 1 and a clamping mechanism 2, wherein a concave part 11 and a supporting part 12 are arranged on the support frame 1, and the supporting part 12 is used for supporting the connecting part; the clamping mechanism 2 is arranged on the supporting part 12, and the clamping mechanism 2 comprises a fixed clamping block 21 and a movable clamping block 22; the fixed clamping block 21 and the movable clamping block 22 are provided with clamping end faces 23, the clamping end faces 23 are used for clamping the connecting portions, and arc-shaped depressions 231 are formed in the middles of the clamping end faces 23. The movable clamping block 22 is abutted with a driving assembly 24, the driving assembly 24 is arranged at the top of the supporting part 12, the bottom of the supporting part 12 is provided with a sliding groove 121, the bottom of the movable clamping block 22 is fixedly connected with a sliding block 221, and the sliding block 221 is arranged in the sliding groove 121; the movable clamping block 22 is slid in a linear direction by the driving assembly 24 for clamping a workpiece. A return spring 222 is arranged in the sliding groove 121, one end of the return spring 222 is fixedly connected to one side of the sliding groove 121 close to the direction of the fixed clamping block 21, the other end of the return spring 222 is fixedly connected to one side of the sliding block 221 close to the direction of the fixed clamping block 21, and the return spring 222 is used for returning the movable clamping block 22.
The driving assembly 24 includes an eccentric wheel 241, the eccentric wheel 241 is rotatably connected to the supporting portion 12 through a rotating shaft, the eccentric wheel 241 is positioned at the outer end of the movable clamping block 22, and a driving structure driven by an external driving member is arranged on the upper surface of the eccentric wheel 241. The eccentric wheel 241 is provided with a convex block which is abutted against the movable clamping block 22, and the convex block is used for limiting the eccentric wheel 241. The movable clamping block 22 slides in a linear direction under the action of the eccentric wheel 241; the driving structure is a wrench and is used for driving the eccentric wheel 241 to rotate.
The depressed part 11 comprises a first notch 16 and a second notch 17 which is positioned on the upper layer of the first notch 16 and is retracted, a flange supporting surface 18 is formed on the first notch 16, the flange supporting surface 18 is used for supporting a flange, and the first notch 16 is used for limiting the pipe wall of the flange; the second notch 17 is used for limiting the flange. Also comprises a base 13, a supporting plate 14 and a fixing plate 15; the number of the support plates 14 is two, the two support plates are respectively arranged on two sides of the base 13, the fixing plate 15 is horizontally arranged above the opposite inner sides of the two support plates 14, the number of the support plates 14 is two, the two support plates 14 are respectively arranged on two sides of the base 13, and two ends of the support frame 1 are respectively arranged on the two support plates 14; the fixed clamping block 21 is arranged on the fixed plate 15 and is integrated with the fixed plate 15. The second notch 17 is formed in the fixing plate 15 and is integrally formed with the fixing plate 15.
The working principle of the embodiment is as follows: when the grinding device works, an exhaust manifold needing grinding is placed on the flange supporting surface 18, then the eccentric wheel 241 is rotated by screwing the wrench, the movable clamping block 22 is pushed to slide through the eccentric wheel 241, the clamping end faces 23 of the movable clamping block 22 are further extruded to the connecting part of the flange, and the fixed clamping block 21 and the movable clamping block 22 are provided with the clamping end faces 23 corresponding to two sides of the connecting part to be matched with the connecting part for clamping the flange for grinding; after grinding is finished, the wrench is screwed to rotate the eccentric wheel 241, the return spring 222 pushes the sliding block 221 to drive the movable clamping block 22 to return, and at the moment, the exhaust manifold can be taken out of the grinding tool; the second notch 17, the first notch 16 and the flange supporting surface 18 are arranged, so that the grinding tool can be conveniently positioned; through setting up fixed grip block 21 movable grip block 22, centre gripping terminal surface 23 and arc are sunken 231 for the whole clamping that is used for the grinding frock of exhaust manifold flange is more convenient, has improved clamping efficiency.
Referring to fig. 3-4, another embodiment of the present invention is a grinding tool for exhaust manifold flanges, wherein the flange includes a connecting portion; the grinding tool comprises a support frame 1 and a clamping mechanism 2, wherein a concave part 11 and a supporting part 12 are arranged on the support frame 1, and the supporting part 12 is used for supporting the connecting part; the clamping mechanism 2 is arranged on the supporting part 12, and the clamping mechanism 2 comprises a fixed clamping block 21 and a movable clamping block 22; the fixed clamping block 21 and the movable clamping block 22 are provided with clamping end faces 23, the clamping end faces 23 are used for clamping the connecting portions, and arc-shaped depressions 231 are formed in the middles of the clamping end faces 23. The movable clamping block 22 is abutted with a driving assembly 24, the driving assembly 24 is arranged at the top of the supporting part 12, the bottom of the supporting part 12 is provided with a sliding groove 121, the bottom of the movable clamping block 22 is fixedly connected with a sliding block 221, and the sliding block 221 is arranged in the sliding groove 121; the movable clamping block 22 is slid in a linear direction by the driving assembly 24 for clamping a workpiece. A return spring 222 is arranged in the sliding groove 121, one end of the return spring 222 is fixedly connected to one side of the sliding groove 121 close to the direction of the fixed clamping block 21, the other end of the return spring 222 is fixedly connected to one side of the sliding block 221 close to the direction of the fixed clamping block 21, and the return spring 222 is used for returning the movable clamping block 22.
The driving assembly 24 includes a bolt 243, a screw hole is formed on one side of the supporting portion 12 away from the direction of the fixed clamping block 21, the bolt 243 is adapted to the screw hole, one end of the bolt 243 abuts against one side of the sliding block 221 away from the direction of the fixed clamping block 21, the other end of the bolt 243 is located on one side of the supporting portion 12 away from the direction of the fixed clamping block 21, and the sliding block 221 slides along a linear direction under the action of the bolt 243. The outer end of the bolt 243 is provided with a driving structure for receiving the driving of an external driving member, and the driving structure is an electric wrench.
The depressed part 11 comprises a first notch 16 and a second notch 17 which is positioned on the upper layer of the first notch 16 and is retracted, a flange supporting surface 18 is formed on the first notch 16, the flange supporting surface 18 is used for supporting a flange, and the first notch 16 is used for limiting the pipe wall of the flange; the second notch 17 is used for limiting the flange. Further comprises a base 13, a supporting plate 14 and a fixing plate 15; the number of the supporting plates 14 is two, the two supporting plates are respectively arranged on two sides of the base 13, the fixing plate 15 is horizontally arranged above the opposite inner sides of the two supporting plates 14, the number of the supporting plates 14 is two, the two supporting plates 14 are respectively arranged on two sides of the base 13, and two ends of the supporting frame 1 are respectively arranged on the two supporting plates 14; the fixed clamping block 21 is arranged on the fixed plate 15 and is integrated with the fixed plate 15. The second notch 17 is formed in the fixing plate 15 and is integrally formed with the fixing plate 15.
The working principle of the embodiment is as follows: when the grinding device works, an exhaust manifold needing grinding is placed on the flange supporting surface 18, then the bolt 243 is rotated through the electric wrench, the slide block 221 is pushed through the bolt 243 to drive the movable clamping block 22 to slide, the clamping end surface 23 of the movable clamping block 22 is further extruded to the connecting part of the flange, and the fixed clamping block 21 and the movable clamping block 22 are provided with connecting parts which correspond to the clamping end surfaces 23 on the two sides of the connecting part and are matched with and used for clamping the flange for grinding; after grinding is finished, the eccentric wheel 241 is rotated through the electric wrench, the return spring 222 pushes the sliding block 221 to drive the movable clamping block 22 to return, and at the moment, the exhaust manifold can be taken out of the grinding tool; the second notch 17, the first notch 16 and the flange supporting surface 18 are arranged, so that the grinding tool is convenient to position; through setting up fixed grip block 21 movable grip block 22, centre gripping terminal surface 23 and arc are sunken 231 for the whole clamping that is used for the grinding frock of exhaust manifold flange is more convenient.
The above description is only for the specific embodiments of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (10)
1. A grinding tool for an exhaust manifold flange comprises a connecting part; the method is characterized in that: the grinding tool comprises
The support frame is provided with a concave part for an exhaust manifold and a supporting part for supporting the connecting part;
the clamping mechanism is positioned on the supporting part and comprises a fixed clamping block and a movable clamping block;
the fixed clamping block and the movable clamping block are provided with clamping end faces corresponding to two sides of the connecting portion, and an arc-shaped recess is formed in the middle of each clamping end face.
2. The grinding tool for the exhaust manifold flange according to claim 1, characterized in that: the supporting part is provided with a sliding groove, and the movable clamping block is provided with a sliding block which can be connected in the sliding groove in a sliding manner; the movable clamping block is driven by a driving assembly to slide along the sliding groove and is used for clamping a workpiece.
3. The grinding tool for the exhaust manifold flange according to claim 2, characterized in that: and a return spring is arranged in the sliding groove, and the movable clamping block is far away from the fixed clamping block due to the installation of the return spring.
4. The grinding tool for the exhaust manifold flange according to claim 2 or 3, characterized in that: the driving component comprises an eccentric wheel arranged on the supporting part, the eccentric wheel is positioned at the outer end of the movable clamping block, and a driving structure driven by an external driving part is arranged on the upper surface of the eccentric wheel.
5. The grinding tool for the exhaust manifold flange according to claim 2 or 3, characterized in that: the driving assembly comprises a bolt which is in threaded connection with the outer end of the supporting part and is abutted to the sliding block, and a driving structure which is driven by an external driving part is arranged at the outer end of the bolt.
6. The grinding tool for the exhaust manifold flange according to any one of claims 1 to 3, characterized in that: the concave part comprises a first notch and a second notch which is positioned on the upper layer of the first notch and retracts, and a flange supporting surface is formed on the first notch.
7. The grinding tool for the exhaust manifold flange according to claim 4, characterized in that: the concave part comprises a first notch and a second notch which is positioned on the upper layer of the first notch and retracts, and a flange supporting surface is formed on the first notch.
8. The grinding tool for the exhaust manifold flange according to claim 5, characterized in that: the concave part comprises a first notch and a second notch which is positioned on the upper layer of the first notch and retracts, and a flange supporting surface is formed on the first notch.
9. The grinding tool for the exhaust manifold flange according to any one of claims 1 to 3, characterized in that: the device also comprises a base, a supporting plate and a fixing plate; the supporting frames are respectively arranged on two sides of the base through the supporting plates; the fixed plate is positioned on the upper layer of the support frame, and the fixed clamping blocks are defined on the fixed plate and are integrally arranged with the fixed plate.
10. The grinding tool for the exhaust manifold flange according to claim 6, characterized in that: the device also comprises a base, a supporting plate and a fixing plate; the supporting frames are respectively arranged on two sides of the base through the supporting plates; the fixed plate is positioned on the upper layer of the support frame, and the second notch is defined on the fixed plate and is integrally arranged with the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853376.3U CN217992153U (en) | 2022-07-19 | 2022-07-19 | Grinding tool for exhaust manifold flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853376.3U CN217992153U (en) | 2022-07-19 | 2022-07-19 | Grinding tool for exhaust manifold flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217992153U true CN217992153U (en) | 2022-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221853376.3U Active CN217992153U (en) | 2022-07-19 | 2022-07-19 | Grinding tool for exhaust manifold flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217992153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047519A (en) * | 2023-10-11 | 2023-11-14 | 盐城丰久铸钢有限公司 | Clamping frock is revised to automobile exhaust pipe allies oneself with row flange terminal surface |
-
2022
- 2022-07-19 CN CN202221853376.3U patent/CN217992153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047519A (en) * | 2023-10-11 | 2023-11-14 | 盐城丰久铸钢有限公司 | Clamping frock is revised to automobile exhaust pipe allies oneself with row flange terminal surface |
| CN117047519B (en) * | 2023-10-11 | 2024-01-26 | 盐城丰久铸钢有限公司 | Clamping frock is revised to automobile exhaust pipe allies oneself with row flange terminal surface |
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