CN211388303U - Grinding head for porous casting - Google Patents
Grinding head for porous casting Download PDFInfo
- Publication number
- CN211388303U CN211388303U CN201922386616.8U CN201922386616U CN211388303U CN 211388303 U CN211388303 U CN 211388303U CN 201922386616 U CN201922386616 U CN 201922386616U CN 211388303 U CN211388303 U CN 211388303U
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- CN
- China
- Prior art keywords
- sleeve
- parallel
- rod
- threaded
- polishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005266 casting Methods 0.000 title claims abstract description 13
- 238000005498 polishing Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Polishing Bodies And Polishing Tools (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a foraminiferous foundry goods head of polishing belongs to casting processing technology field. A sleeve is fixedly sleeved at the end part of the rotating rod, an internal thread is arranged on the inner wall of the sleeve, and a threaded rod is connected and installed in the sleeve through the thread; a sliding sleeve is sleeved at the rear part of the sleeve, and a through threaded hole is formed in the sliding sleeve; a set screw is installed in the threaded hole of the sliding sleeve in a threaded connection mode, a through groove is formed in the rear portion of the sleeve, and the inner end of the set screw penetrates through the through groove and abuts against the inner end of the threaded rod; a plurality of parallel four-bar linkages are fixed at the front part of the sleeve and are uniformly distributed around the axis of the sleeve; a pull rod is hinged between the parallel four-bar linkage and the sliding sleeve, and a polishing brush is fixed on the outer side of the parallel four-bar linkage. The utility model discloses an allen key inserts the rotatory threaded rod in threaded rod outer end, and then can adjust the sleeve position on the sleeve, takes place the position transform through the parallel four-bar linkage of pull rod pulling, and the final control polishes the border diameter of brush for polishing head can adapt to polishing of the different diameter holes of foundry goods.
Description
Technical Field
The utility model relates to a casting processing technology field specifically is a foraminiferous foundry goods head of polishing.
Background
Liquid metal is poured into a mould cavity with a shape and a size corresponding to those of the part, and the liquid metal is cooled and solidified to obtain a blank or a part, namely a casting part. The foundry goods has defects such as deckle edge to produce in casting process, need polish through grinding device etc. and handle, but current grinding device's structure and function are comparatively single, need not unidimensional grinding device to the foundry goods of different shapes, have increased the cost and have dropped into.
Disclosure of Invention
The utility model aims at providing a foraminiferous foundry goods head of polishing, the diameter size of the brush of polishing on this foraminiferous foundry goods head of polishing can be adjusted, and then can be used for the foundry goods of different diameter holes to polish.
The utility model discloses a following technical scheme realizes: a casting polishing head with holes comprises a rotating rod which is used for being connected with a polishing gun; a sleeve is fixedly sleeved at the end part of the rotating rod, an internal thread is formed on the inner wall of the sleeve, and a threaded rod is connected and installed in the sleeve through the thread; a sliding sleeve is sleeved at the rear part of the sleeve, and a through threaded hole is formed in the sliding sleeve; a set screw is installed in the threaded hole of the sliding sleeve in a threaded connection mode, a through groove is formed in the rear portion of the sleeve, and the inner end of the set screw penetrates through the through groove and abuts against the inner end of the threaded rod; a plurality of parallel four-bar linkages are fixed at the front part of the sleeve and are uniformly distributed around the axis of the sleeve; a pull rod is hinged between the parallel four-bar linkage and the sliding sleeve, and a polishing brush is fixed on the outer side connecting rod of the parallel four-bar linkage.
Preferably: the sleeve and the rotating rod are welded and fixed.
Preferably: the outer end of the threaded rod does not exceed the front end of the sleeve, and the outer end of the threaded rod is provided with an inner hexagonal counter bore.
Preferably: the inner end of the threaded rod is provided with a step shaft, and a bearing is rotatably arranged on the step shaft; the bearing is provided with a circle of positioning grooves, and the inner end of the set screw is tightly pressed in the positioning grooves on the bearing.
Preferably: a connecting rod, close to the sleeve, of the parallel four-connecting rods is welded on the outer wall of the sleeve, and a threaded hole is formed in a connecting rod, far away from the sleeve, of the parallel four-connecting rods; and the polishing brush is connected with the threaded holes of the parallel four-bar linkage through bolts.
Compared with the prior art, the beneficial effects of the utility model are that:
insert the rotatory threaded rod in threaded rod outer end through the allen key, and then can adjust the sleeve position on the sleeve, then take place the position transform through the parallel four-bar linkage of pull rod pulling, and then control the boundary diameter of polishing brush for the polishing head can adapt to polishing of the different diameter holes of foundry goods.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a rotating rod; 2. a sleeve; 3. a parallel four-bar linkage; 4. a threaded rod; 5. polishing a brush; 6. a sliding sleeve; 7. tightening the screw; 8. a pull rod; 9. and a bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in a combined figure 1, the right end of a rotating rod 1 is connected with a polishing gun, a sleeve 2 is sleeved at the left end of the rotating rod 1, and the sleeve 2 and the rotating rod 1 are fixedly welded.
An inner thread is arranged on the inner wall of the left end of the sleeve 2, and a threaded rod 4 is installed in the sleeve 2 through threaded connection. The outer end of the threaded rod 4 does not exceed the front end of the sleeve 2, and the outer end of the threaded rod 4 is provided with an inner hexagonal counter bore. The inner end of the threaded rod 4 is provided with a step shaft, a bearing 9 is rotatably arranged on the step shaft, and a circle of positioning grooves are formed in the bearing 9.
A sliding sleeve 6 is sleeved at the rear part of the sleeve 2, and a through threaded hole is formed in the sliding sleeve 6; the threaded hole of the sliding sleeve 6 is internally provided with a set screw 7 through threaded connection. The rear part of the sleeve 2 is provided with two symmetrical through grooves 2-1, and the inner end of a set screw 7 penetrates through the through grooves and then is tightly propped against a positioning groove on a bearing 9.
A connecting rod, close to the sleeve 2, in the parallel four-bar linkage 3 is welded on the outer wall of the sleeve 2, and a threaded hole is formed in a connecting rod, far away from the sleeve 2, in the parallel four-bar linkage 3; the polishing brush 5 is connected with the threaded hole of the parallel four-bar linkage 3 through a bolt. A pull rod 8 is hinged between the right connecting rod in the parallel four-connecting rod 3 and the sliding sleeve 6.
The working principle is as follows:
when in use, the right end of the rotating rod 1 is connected with the polishing gun;
when the adjusting device is used for adjusting castings with inner holes of different diameters; insert the rotatory threaded rod of threaded rod outer end with the allen key, and then can adjust the sleeve position on the sleeve, then take place the position transform through the parallel four-bar linkage of pull rod pulling, and then control the boundary diameter of polishing brush for the polishing head can adapt to polishing of the different diameter holes of foundry goods.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A casting polishing head with a hole comprises a rotating rod (1) used for being connected with a polishing gun;
the method is characterized in that:
a sleeve (2) is fixedly sleeved at the end part of the rotating rod (1), an internal thread is formed on the inner wall of the sleeve (2), and a threaded rod (4) is connected and installed in the sleeve (2) through the thread;
a sliding sleeve (6) is sleeved at the rear part of the sleeve (2), and a threaded hole which penetrates through the sliding sleeve (6) is formed in the sliding sleeve (6); a set screw (7) is installed in the threaded hole of the sliding sleeve (6) through threaded connection, a through groove (2-1) is formed in the rear portion of the sleeve (2), and the inner end of the set screw (7) penetrates through the through groove and abuts against the inner end of the threaded rod (4);
a plurality of parallel four-connecting rods (3) are fixed at the front part of the sleeve (2), and the parallel four-connecting rods (3) are uniformly distributed around the axis of the sleeve (2); a pull rod (8) is hinged between the parallel four-bar linkage (3) and the sliding sleeve (6), and a polishing brush (5) is fixed on the outer side connecting rod of the parallel four-bar linkage (3).
2. The casting sanding head with hole of claim 1, wherein: the sleeve (2) and the rotating rod (1) are fixed by welding.
3. The casting sanding head with hole of claim 1, wherein: the outer end of the threaded rod (4) does not exceed the front end of the sleeve (2), and the outer end of the threaded rod (4) is provided with an inner hexagonal counter bore.
4. The casting sanding head with hole of claim 1, wherein: the inner end of the threaded rod (4) is provided with a step shaft, and a bearing (9) is rotatably arranged on the step shaft; the bearing (9) is provided with a circle of positioning grooves, and the inner end of the set screw (7) is tightly pressed in the positioning grooves on the bearing (9).
5. The casting sanding head with hole of claim 1, wherein: a connecting rod, close to the sleeve (2), in the parallel four-connecting rod (3) is welded on the outer wall of the sleeve (2), and a threaded hole is formed in a connecting rod, far away from the sleeve (2), in the parallel four-connecting rod (3); the polishing brush (5) is connected with the threaded hole of the parallel four-bar linkage (3) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386616.8U CN211388303U (en) | 2019-12-27 | 2019-12-27 | Grinding head for porous casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386616.8U CN211388303U (en) | 2019-12-27 | 2019-12-27 | Grinding head for porous casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211388303U true CN211388303U (en) | 2020-09-01 |
Family
ID=72225700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922386616.8U Expired - Fee Related CN211388303U (en) | 2019-12-27 | 2019-12-27 | Grinding head for porous casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211388303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116352199A (en) * | 2023-06-02 | 2023-06-30 | 河南工学院 | Self-expanding electrolytic grinding finishing machining variable-section inner hole tool and use method thereof |
-
2019
- 2019-12-27 CN CN201922386616.8U patent/CN211388303U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116352199A (en) * | 2023-06-02 | 2023-06-30 | 河南工学院 | Self-expanding electrolytic grinding finishing machining variable-section inner hole tool and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |