CN213918029U - Cylinder body and cylinder sleeve drawing device with special structure - Google Patents
Cylinder body and cylinder sleeve drawing device with special structure Download PDFInfo
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- CN213918029U CN213918029U CN202022466810.XU CN202022466810U CN213918029U CN 213918029 U CN213918029 U CN 213918029U CN 202022466810 U CN202022466810 U CN 202022466810U CN 213918029 U CN213918029 U CN 213918029U
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- cylinder
- sleeve
- pull rod
- thrust bearing
- special structure
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Abstract
The utility model discloses a cylinder body and cylinder sleeve drawing device with a special structure, which comprises a supporting plate, a supporting rod and a pull rod, wherein a thrust bearing is embedded in the middle of the supporting plate, a drawing nut is embedded in the inner ring of the thrust bearing, the top of the drawing nut extends out from the inside of the thrust bearing, the part of the drawing nut extending out of the thrust bearing is sleeved with a rotating external member, the pull rod passes through the drawing nut, and a thread structure is adopted above the pull rod; bracing piece detachably installs in the below of backup pad, and the retaining member that is used for locking cylinder block cylinder liner has still been cup jointed to the bottom of pull rod, the utility model is suitable for a cylinder block maintenance through setting up the device, can directly extract the cylinder liner of cylinder, and the device is through setting up rotatory external member, replaces the spanner through rotatory external member, and such structure setting makes the device more convenient when carrying out loudspeaker, only need constantly rotate rotatory external member can, convenient operation is swift.
Description
Technical Field
The utility model belongs to the technical field of engine service tool, specifically a special construction's cylinder block cylinder liner draw-off gear.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, originally produced in the uk, and is suitable for use in both power generation plants and in all machines including power plants. The types include, for example, internal combustion engines, external combustion engines, electric motors, and the like;
when the engine works and a cylinder hole is failed and a thin-walled cylinder sleeve needs to be replaced, the top of the cylinder sleeve is provided with a screw hole, the bottom of the cylinder sleeve is provided with two arc grooves, but the lower end of the cylinder hole is not provided with a circular bead, so that the failed cylinder sleeve is difficult to pull out.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a cylinder block cylinder liner draw-off gear of special construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cylinder body and cylinder sleeve drawing device with a special structure comprises a supporting plate, a supporting rod and a pull rod, wherein a thrust bearing is embedded in the middle of the supporting plate, a drawing nut is embedded in an inner ring of the thrust bearing, the top of the drawing nut extends out of the interior of the thrust bearing, a part of the drawing nut, which extends out of the thrust bearing, is sleeved with a rotating sleeve, the pull rod penetrates through the drawing nut, and a threaded structure is adopted above the pull rod;
the bracing piece detachably install the below of backup pad, the retaining member that is used for locking cylinder block cylinder liner has still been cup jointed to the bottom of pull rod.
Preferably, movable clamping groove has been seted up to one side of retaining member, movable clamping groove internally mounted has movable circular arc bolt, fixed circular arc bolt has been inlayed to the opposite side of retaining member, movable circular arc bolt can slide in the movable clamping groove.
Preferably, the upper surface of the locking part is positioned at the movable clamping groove and is inserted with an inclined part, a screw is inserted in the inclined part, the inclined part can be fixed in the movable clamping groove through the screw, and the inclined part can eject the movable arc bolt.
Preferably, the rotating sleeve comprises a sleeve and a plurality of rotating rods, wherein the inner section of the sleeve is of a polygonal structure consistent with the drawing nut, and the plurality of rotating rods are radially distributed on the outer wall of the sleeve.
Preferably, a plurality of adjusting installation grooves are formed in the upper surface of the supporting plate at equal angles, the top of the supporting rod is fixed in the adjusting installation grooves through locking nuts, and when the locking nuts are loosened, the supporting rod can slide in the adjusting installation grooves along the length direction.
Preferably, the number of the support rods is two, and the two support rods are symmetrical to each other about a vertical center line of the support plate.
The utility model relates to a cylinder body cylinder liner drawing device with a special structure, which can directly extract the cylinder liner of a cylinder by arranging the device, and the device replaces a wrench by a rotary sleeve by arranging the rotary sleeve, so that the structure arrangement makes the device more convenient when a horn is carried out, only the rotary sleeve needs to be continuously rotated, and the operation is convenient and rapid;
the utility model discloses in, the bracing piece can remove in the backup pad to realize the effect of adjustment bracing piece position, such structure setting makes the device can adjust the bracing piece according to the screw position of cylinder liner, thereby makes the device suitability higher.
Drawings
Fig. 1 is a schematic view of the overall structure of a cylinder block and cylinder sleeve drawing device with a special structure of the present invention;
fig. 2 is a top view of a support plate in the cylinder liner drawing device of a cylinder block with a special structure according to the present invention;
fig. 3 is an enlarged view of the area a in fig. 1 of a drawing device for a cylinder liner of a cylinder block with a special structure according to the present invention.
Reference numerals: 1. a pull rod; 2. a support bar; 3. a support plate; 4. a thrust bearing; 5. rotating the sleeve; 6. adjusting the mounting groove; 7. a locking nut; 8. a diagonal member; 9. a movable arc bolt; 10. a movable clamping groove; 11. fixing the arc bolt; 12. and a locking member.
Detailed Description
The following further describes a specific embodiment of the cylinder liner drawing device of a cylinder block with a special structure according to the present invention with reference to fig. 1 to 3. The cylinder block and cylinder liner drawing device of a special structure of the present invention is not limited to the description of the following embodiments.
Example 1:
the embodiment provides a specific structure of a cylinder body and cylinder sleeve drawing device with a special structure, as shown in fig. 1-3, the cylinder body and cylinder sleeve drawing device comprises two support plates 3, two support rods 2 and a pull rod 1, the two support rods 2 are mutually symmetrical about a vertical central line of the support plate 3, a thrust bearing 4 is embedded in the middle of the support plate 3, a drawing nut is embedded in an inner ring of the thrust bearing 4, the top of the drawing nut extends out of the thrust bearing 4, a part of the drawing nut, which extends out of the thrust bearing 4, is sleeved with a rotating sleeve 5, the pull rod 1 penetrates through the drawing nut, and a threaded structure is adopted above the pull rod 1;
the support rod 2 is detachably arranged below the support plate 3, and the bottom of the pull rod 1 is further sleeved with a locking piece 12 used for locking a cylinder sleeve of the cylinder body.
A movable clamping groove 10 is formed in one side of a locking piece 12, a movable arc bolt 9 is arranged inside the movable clamping groove 10, a fixed arc bolt 11 is embedded in the other side of the locking piece 12, and the movable arc bolt 9 can slide in the movable clamping groove 10.
The upper surface of retaining member 12 is located movable slot 10 department and is pegged graft to have an inclined part 8, and it has the screw to cross to have inserted on the inclined part 8, can be fixed to movable slot 10 in with inclined part 8 through the screw in, and inclined part 8 can ejecting activity circular arc bolt 9.
Rotatory external member 5 includes sleeve and bull stick, and wherein, the inside cross-section of sleeve adopts and draws the polygon structure that the nut has the uniformity, and the bull stick is provided with a plurality ofly altogether, and a plurality of bull sticks are radial distribution at telescopic outer wall.
By adopting the technical scheme:
when the device is used, one end of a pull rod 1 penetrates through a cylinder sleeve firstly until a locking part 12 below the pull rod 1 reaches the same horizontal position of two arc grooves at the bottom of the cylinder sleeve, an inclined part 8 is fixed in a movable clamping groove 10 through a rotating screw, the inclined part 8 is ejected out of a movable arc bolt 9, the movable arc bolt 9 is inserted into one arc groove of the cylinder sleeve at the moment, a fixed arc bolt 11 is inserted into the other arc groove of the cylinder sleeve, then the position of a support rod 2 is adjusted, the bottom of the support rod 2 is inserted into a screw hole at the top of the cylinder sleeve, finally, a drawing nut is driven to rotate through a rotating sleeve piece 5, the pull rod 1 vertically moves upwards, the cylinder sleeve is acted by the movable arc bolt 9 and the fixed arc bolt 11, the cylinder sleeve is forced to move upwards, and when the pull rod 1 rises to a certain position, the cylinder sleeve is pulled out by the device, and the whole process is completed;
the device is through setting up rotatory external member 5, replaces the spanner through rotatory external member 5, and such structural setting makes the device more convenient when carrying out loudspeaker, only need constantly rotate rotatory external member 5 can, convenient operation is swift.
Example 2:
the embodiment provides a specific structure of a cylinder body and cylinder sleeve drawing device with a special structure, as shown in fig. 1-3, a plurality of adjusting installation grooves 6 are formed in the upper surface of a supporting plate 3 at equal angles, the top of a supporting rod 2 is fixed in the adjusting installation grooves 6 through a locking nut 7, and when the locking nut 7 is unscrewed, the supporting rod 2 can slide in the adjusting installation grooves 6 along the length direction.
By adopting the technical scheme:
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (6)
1. The cylinder body and cylinder sleeve drawing device with the special structure comprises a supporting plate (3), a supporting rod (2) and a pull rod (1), and is characterized in that a thrust bearing (4) is embedded in the middle of the supporting plate (3), a drawing nut is embedded in an inner ring of the thrust bearing (4), the top of the drawing nut extends out of the thrust bearing (4), a part of the drawing nut, which extends out of the thrust bearing (4), is sleeved with a rotating sleeve (5), the pull rod (1) penetrates through the drawing nut, and a threaded structure is adopted above the pull rod (1);
the support rod (2) is detachably mounted below the support plate (3), and a locking piece (12) used for locking a cylinder sleeve of the cylinder body is further sleeved at the bottom of the pull rod (1).
2. The drawing device for a cylinder block liner of a special structure as set forth in claim 1, wherein: movable slot (10) have been seted up to one side of retaining member (12), movable slot (10) internally mounted has activity circular arc bolt (9), the opposite side of retaining member (12) inlays and is equipped with fixed circular arc bolt (11), activity circular arc bolt (9) can slide in movable slot (10).
3. The cylinder block liner drawing apparatus of a special structure as set forth in claim 2, wherein: the upper surface of the locking piece (12) is positioned at the movable clamping groove (10) and is inserted with an inclined piece (8), a screw penetrates through the inclined piece (8), the inclined piece (8) can be fixed into the movable clamping groove (10) through the screw, and the inclined piece (8) can eject the movable arc bolt (9).
4. The drawing device for a cylinder block liner of a special structure as set forth in claim 1, wherein: the rotating sleeve piece (5) comprises a sleeve and rotating rods, wherein the inner cross section of the sleeve is of a polygonal structure which is consistent with that of the drawing nut, the rotating rods are arranged in a plurality, and the rotating rods are radially distributed on the outer wall of the sleeve.
5. The drawing device for a cylinder block liner of a special structure as set forth in claim 1, wherein: a plurality of adjusting installation grooves (6) are formed in the upper surface of the supporting plate (3) at equal angles, the top of the supporting rod (2) is fixed in the adjusting installation grooves (6) through locking nuts (7), and when the locking nuts (7) are unscrewed, the supporting rod (2) can slide in the adjusting installation grooves (6) along the length direction.
6. The drawing device for a cylinder block liner of a special structure as set forth in claim 1, wherein: the number of the support rods (2) is two, and the two support rods (2) are symmetrical to each other about the vertical center line of the support plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466810.XU CN213918029U (en) | 2020-10-30 | 2020-10-30 | Cylinder body and cylinder sleeve drawing device with special structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466810.XU CN213918029U (en) | 2020-10-30 | 2020-10-30 | Cylinder body and cylinder sleeve drawing device with special structure |
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| Publication Number | Publication Date |
|---|---|
| CN213918029U true CN213918029U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022466810.XU Active CN213918029U (en) | 2020-10-30 | 2020-10-30 | Cylinder body and cylinder sleeve drawing device with special structure |
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| Country | Link |
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| CN (1) | CN213918029U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497143A (en) * | 2020-10-30 | 2021-03-16 | 广西玉柴机器股份有限公司 | Cylinder body and cylinder sleeve drawing device with special structure |
| CN116810722A (en) * | 2023-08-29 | 2023-09-29 | 凌远科技股份有限公司 | Bearing drawing device and drawing method |
-
2020
- 2020-10-30 CN CN202022466810.XU patent/CN213918029U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497143A (en) * | 2020-10-30 | 2021-03-16 | 广西玉柴机器股份有限公司 | Cylinder body and cylinder sleeve drawing device with special structure |
| CN112497143B (en) * | 2020-10-30 | 2024-03-29 | 广西玉柴机器股份有限公司 | Cylinder body cylinder liner drawing device with special structure |
| CN116810722A (en) * | 2023-08-29 | 2023-09-29 | 凌远科技股份有限公司 | Bearing drawing device and drawing method |
| CN116810722B (en) * | 2023-08-29 | 2023-11-10 | 凌远科技股份有限公司 | Bearing drawing device and drawing method |
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