CN216883021U - Tool for grinding inner diameter of sealing arc sheet of 1-inch plug valve - Google Patents
Tool for grinding inner diameter of sealing arc sheet of 1-inch plug valve Download PDFInfo
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- CN216883021U CN216883021U CN202120174701.2U CN202120174701U CN216883021U CN 216883021 U CN216883021 U CN 216883021U CN 202120174701 U CN202120174701 U CN 202120174701U CN 216883021 U CN216883021 U CN 216883021U
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- grinding sleeve
- grinding
- locking seat
- sleeve
- plug valve
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Abstract
The utility model discloses a 1-inch plug valve sealing arc sheet grinding inner diameter tool which comprises an inner grinding sleeve main shaft connecting seat, wherein an inner grinding sleeve is arranged on the outer surface of the front end of the inner grinding sleeve main shaft connecting seat, a locking seat is arranged on the inner side of the inner grinding sleeve, an upper supporting block and a lower supporting block are arranged on the inner side of the locking seat, an inner grinding sleeve pressing plate is arranged on the surface of the front end of the inner grinding sleeve, and a connecting bolt is arranged on the surface of the inner grinding sleeve pressing plate. The inner diameter grinding tool for the sealing arc sheet of the 1-inch plug valve takes the outer diameter as a positioning center circle, and is pressed by the end face to fix a workpiece, so that the deformation caused by process clamping or machining due to other pressing modes is avoided; the outer circular arc and the bottom surface do not participate in clamping and pressing, so that the installation error and the measurement error of the conventional clamp are completely avoided; the consistency of grinding measurement results can be ensured, the cylindricity of inner diameter grinding is less than 0.004mm, the repeated installation positioning error is less than 0.005mm, and the qualification rate of finished products is greatly improved.
Description
Technical Field
The utility model relates to the field of clamps, in particular to an inner diameter grinding tool for a sealing arc sheet of a 1-inch plug valve.
Background
The inner diameter precision range of the 1-inch arc piece is within 0.02mm, the 1-inch arc piece belongs to a thin-wall part, the requirements on a grinding process and a tool clamp are high, installation, clamping and deformation are easily caused, the process size is unstable, few enterprises in China can meet the precision requirement, and therefore the 1-inch plug valve sealing arc piece inner diameter grinding tool is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a tool for grinding the inner diameter of a sealing arc sheet of a 1-inch plug valve, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
1 inch plug valve sealing arc piece grinds internal diameter frock, including interior mill cover main shaft connecting seat, the front end surface of interior mill cover main shaft connecting seat is provided with interior mill sleeve, the telescopic inboard of interior mill is provided with the locking seat, the inboard of locking seat is provided with down the bracer, the telescopic front end surface of interior mill is provided with interior mill sleeve clamp plate, the surface of interior mill sleeve clamp plate is provided with connecting bolt.
Preferably, the connection part of the inner grinding sleeve and the inner grinding sleeve main shaft connecting seat is provided with an inner hexagonal bolt, the inner hexagonal bolt is movably embedded into the inner side of the inner grinding sleeve main shaft connecting seat through threads and extends to the inside of the inner grinding sleeve, the inner grinding sleeve and the inner grinding sleeve main shaft connecting seat are movably connected through the inner hexagonal bolt, the number of the inner hexagonal bolts is four, and the inner hexagonal bolts are distributed in an array manner.
By adopting the technical scheme, the following technical effects can be achieved: utilize hexagon socket head cap screw can be connected interior grinding sleeve and interior grinding sleeve main shaft connecting seat, not only can guarantee the stability of connecting, still conveniently carry out the later stage and dismantle.
Preferably, the locking seat is movably embedded on the inner side of the inner grinding sleeve, a screw is arranged between the locking seat and the inner grinding sleeve, and the locking seat is movably connected with the inner grinding sleeve through the screw.
By adopting the technical scheme, the following technical effects can be achieved: utilize the screw connection, conveniently install and dismantle the locking seat.
Preferably, the upper and lower supporting blocks are embedded in the surface of the locking seat, a pressure spring is arranged between the upper and lower supporting blocks and the locking seat, two ends of the pressure spring are respectively connected to the surfaces of the locking seat and the upper and lower supporting blocks, and the upper and lower supporting blocks are movably connected through the pressure spring between the locking seat and the locking seat.
By adopting the technical scheme, the following technical effects can be achieved: the upper and lower supporting blocks are matched with the pressure spring, so that the workpiece can be elastically positioned in an auxiliary manner, and the workpiece can be prevented from deforming.
Preferably, a through hole is formed in the surface of the inner grinding sleeve pressing plate, the connecting bolt is arranged inside the through hole and extends to the inner side of the inner grinding sleeve, the inner grinding sleeve is in threaded connection with the inner grinding sleeve, the inner grinding sleeve pressing plate is movably connected with the inner grinding sleeve, and the inner grinding sleeve pressing plates are two in number and symmetrically distributed.
By adopting the technical scheme, the following technical effects can be achieved: the inner grinding sleeve pressing plate is matched with the connecting bolt, so that the workpiece can be fixed, the stability of the workpiece can be ensured, and the deformation caused by process clamping or processing due to other pressing modes can be avoided.
Compared with the prior art, the inner diameter grinding tool for the sealing arc sheet of the 1-inch plug valve has the following beneficial effects:
1. the outer diameter is used as a positioning central circle, and the workpiece is fixed by pressing the end face, so that the deformation caused by process clamping or machining due to other pressing modes is avoided;
2. the outer circular arc and the bottom surface do not participate in clamping and pressing, so that the installation error and the measurement error of the conventional clamp are completely avoided;
3. the consistency of grinding measurement results can be ensured, the cylindricity of inner diameter grinding is less than 0.004mm, the repeated installation positioning error is less than 0.005mm, and the qualification rate of finished products is greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a 1-inch plug valve sealing arc sheet internal diameter grinding tool;
FIG. 2 is a cross-sectional view of the inner diameter grinding tool for the sealing arc piece of the 1-inch plug valve;
FIG. 3 is a top view of the inner diameter grinding tool for the sealing arc piece of the 1-inch plug valve.
In the figure: 1. the inner grinding sleeve main shaft connecting seat; 2. internally grinding the sleeve; 3. a hexagon socket head cap screw; 4. a locking seat; 5. an upper supporting block and a lower supporting block; 6. a pressure spring; 7. internally grinding a sleeve pressing plate; 8. and connecting the bolts.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-3, the 1-inch plug valve sealing arc sheet internal diameter grinding tool comprises an internal grinding sleeve main shaft connecting seat 1, an internal grinding sleeve 2 is arranged on the outer surface of the front end of the internal grinding sleeve main shaft connecting seat 1, a locking seat 4 is arranged on the inner side of the internal grinding sleeve 2, an upper supporting block 5 and a lower supporting block 5 are arranged on the inner side of the locking seat 4, an internal grinding sleeve pressing plate 7 is arranged on the surface of the front end of the internal grinding sleeve 2, and a connecting bolt 8 is arranged on the surface of the internal grinding sleeve pressing plate 7.
Locking seat 4 activity inlays in the inboard of interior grinding sleeve 2, is provided with the screw between locking seat 4 and the interior grinding sleeve 2, and through screw swing joint, utilizes the screw connection, conveniently installs and dismantles locking seat 4 between locking seat 4 and the interior grinding sleeve 2.
The upper and lower supporting blocks 5 are embedded in the surface of the locking seat 4, a pressure spring 6 is arranged between the upper and lower supporting blocks 5 and the locking seat 4, two ends of the pressure spring 6 are respectively connected to the surfaces of the locking seat 4 and the upper and lower supporting blocks 5, the upper and lower supporting blocks 5 are used between the locking seat 4 and are movably connected through the pressure spring 6, the upper and lower supporting blocks 5 are utilized to be matched with the pressure spring 6, the workpiece can be elastically positioned in an auxiliary mode, and the workpiece can be prevented from being deformed.
The through-hole has been seted up on the surface of interior grinding sleeve clamp plate 7, connecting bolt 8 sets up inside the through-hole, and extend to the inboard of interior grinding sleeve 2, and with interior grinding between the sleeve 2 be threaded connection, swing joint between interior grinding sleeve clamp plate 7 and the interior grinding sleeve 2, utilize interior grinding sleeve clamp plate 7 cooperation connecting bolt 8, can compress tightly and make the work piece fixed, not only can guarantee the stability of work piece, can also avoid other modes of compressing tightly to lead to the deformation that technology centre gripping or processing lead to, the quantity of interior grinding sleeve clamp plate 7 is two sets of, and be the symmetric distribution.
It should be noted that, the utility model is a 1 inch plug valve sealing arc sheet internal diameter grinding tool, when in use, a user connects an internal grinding sleeve 2 on the surface of an internal grinding sleeve main shaft connecting seat 1 by using an internal hexagonal bolt 3, then installs and fixes the internal grinding sleeve main shaft connecting seat 1 on the tool seat by using an installation hole on the surface of the internal grinding sleeve main shaft connecting seat 1, then puts a workpiece into the inner side of a locking seat 4, uses an upper support block 5 and a lower support block 5 to cooperate with a pressure spring 6 to perform auxiliary elastic positioning on the workpiece, can prevent the workpiece from deforming in the clamping process, further influences the quality of the workpiece, enables the outer side of the workpiece to be attached to the inner wall of the tool in the non-clamping state, then clamps the workpiece by using the clamping force of the upper and lower support blocks 5, then installs an internal grinding sleeve pressure plate 7 at the front end of the internal grinding sleeve 2, fixes the internal grinding sleeve pressure plate 7 by cooperating with a connecting bolt 8, enables the workpiece to be pressed tightly, and not only can ensure the stability of the workpiece, and deformation caused by process clamping or machining due to other compression modes can be avoided.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1.1 inch plug valve sealing arc piece grinds internal diameter frock, grind cover main shaft connecting seat (1) including interior, its characterized in that: the inner grinding sleeve is characterized in that an inner grinding sleeve (2) is arranged on the outer surface of the front end of the inner grinding sleeve main shaft connecting seat (1), a locking seat (4) is arranged on the inner side of the inner grinding sleeve (2), an upper supporting block and a lower supporting block (5) are arranged on the inner side of the locking seat (4), an inner grinding sleeve pressing plate (7) is arranged on the surface of the front end of the inner grinding sleeve (2), and a connecting bolt (8) is arranged on the surface of the inner grinding sleeve pressing plate (7).
2. The 1 inch plug valve sealing arc sheet internal diameter grinding tool according to claim 1, characterized in that: the connection department of interior grinding sleeve (2) and interior grinding sleeve main shaft connecting seat (1) is provided with hexagon socket head cap screw (3), hexagon socket head cap screw (3) pass through the inboard of interior grinding sleeve main shaft connecting seat (1) of screw activity embedding to extend to the inside of interior grinding sleeve (2), through hexagon socket head cap screw (3) swing joint between interior grinding sleeve (2) and the interior grinding sleeve main shaft connecting seat (1), the quantity of hexagon socket head cap screw (3) is four groups, hexagon socket head cap screw (3) are the array and distribute.
3. The 1 inch plug valve sealing arc sheet internal diameter grinding tool according to claim 1, characterized in that: the locking seat (4) is movably embedded on the inner side of the inner grinding sleeve (2), a screw is arranged between the locking seat (4) and the inner grinding sleeve (2), and the locking seat (4) is movably connected with the inner grinding sleeve (2) through the screw.
4. The 1 inch plug valve sealing arc sheet internal diameter grinding tool according to claim 1, characterized in that: the upper and lower supporting blocks (5) are embedded on the surface of the locking seat (4), a pressure spring (6) is arranged between the upper and lower supporting blocks (5) and the locking seat (4), two ends of the pressure spring (6) are respectively connected to the surfaces of the locking seat (4) and the upper and lower supporting blocks (5), and the upper and lower supporting blocks (5) are movably connected between the locking seat (4) through the pressure spring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120174701.2U CN216883021U (en) | 2021-11-24 | 2021-11-24 | Tool for grinding inner diameter of sealing arc sheet of 1-inch plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120174701.2U CN216883021U (en) | 2021-11-24 | 2021-11-24 | Tool for grinding inner diameter of sealing arc sheet of 1-inch plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216883021U true CN216883021U (en) | 2022-07-05 |
Family
ID=82178834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120174701.2U Active CN216883021U (en) | 2021-11-24 | 2021-11-24 | Tool for grinding inner diameter of sealing arc sheet of 1-inch plug valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216883021U (en) |
-
2021
- 2021-11-24 CN CN202120174701.2U patent/CN216883021U/en active Active
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