CN212287457U - Simple tool for pressing bearing bush - Google Patents
Simple tool for pressing bearing bush Download PDFInfo
- Publication number
- CN212287457U CN212287457U CN202020604652.7U CN202020604652U CN212287457U CN 212287457 U CN212287457 U CN 212287457U CN 202020604652 U CN202020604652 U CN 202020604652U CN 212287457 U CN212287457 U CN 212287457U
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- bearing bush
- movable
- pressing
- supporting arm
- block
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Abstract
The utility model discloses a simple tool for pressing a bearing bush, which comprises a tool body, wherein the tool body comprises a top plate, a left supporting arm, a right supporting arm and a bearing bush movable pressing block, and the top plate is connected to the upper parts of the left supporting arm and the right supporting arm; the left supporting arm and the right supporting arm are respectively and longitudinally provided with a slideway, and two sides of the bearing bush movable pressing block can be slidably distributed on the slideways; the upper part of the bearing bush movable pressing block is provided with a pressing rod, and the pressing rod penetrates out of the top plate and is distributed; the lower end of the bearing bush movable pressing block is provided with a curved surface matched with the bearing bush, and one end of the curved surface is also provided with an tightening positioning clamping groove matched with a positioning bulge on the bearing bush. The utility model has the advantages of easy and simple to handle, installation accuracy height.
Description
Technical Field
The utility model relates to an engine assembly technical field, concretely relates to simple and easy frock of pressure axle bush.
Background
In the process of assembling the engine, all required parts are organically combined and assembled, and certain technological requirements are met. The bearing bush is one of important internal parts of the engine and is mounted on a main bearing seat of a crankshaft and a cylinder block. Poor press-fitting of the bearing bush can cause fatal damage to an engine, and the bearing bush serving as an inner part is difficult to rework, so that reliable and efficient press-fitting is needed. But when present pressing axle bush, generally the bare-handed work of beating, because the axle bush is the U-shaped and a bit thinner, possess certain elasticity, beat the installation and not only the operation requirement is high, and requires operator technical maturity, otherwise the side is out of position around when the axle bush installation appears easily, perhaps because beat improper axle bush crease, impaired etc. appear, influence the engine performance.
The above background disclosure is only provided to aid in understanding the concepts and technical solutions of the present invention, and it does not necessarily belong to the prior art of the present patent application, and it should not be used to assess the novelty and inventive step of the present application without explicit evidence that the above content has been disclosed at the filing date of the present patent application.
SUMMERY OF THE UTILITY MODEL
The utility model provides an easy and simple to handle, simple and easy, the high simple and easy frock of axle bush of the installation degree of accuracy to above-mentioned technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a simple tool for pressing a bearing bush comprises a tool body, wherein the tool body comprises a top plate, a left supporting arm, a right supporting arm and a bearing bush movable pressing block, and the top plate is connected to the upper parts of the left supporting arm and the right supporting arm; the left supporting arm and the right supporting arm are respectively and longitudinally provided with a slideway, and two sides of the bearing bush movable pressing block can be slidably distributed on the slideways; the upper part of the bearing bush movable pressing block is provided with a pressing rod, and the pressing rod penetrates out of the top plate and is distributed; the lower end of the bearing bush movable pressing block is provided with a curved surface matched with the bearing bush, and one end of the curved surface is also provided with an tightening positioning clamping groove matched with a positioning bulge on the bearing bush.
Further, the lower ends of the left supporting arm and the right supporting arm are also provided with bearing seat clamping plates; and a clamping bolt is arranged on the bearing seat clamping plate.
Furthermore, a movable empty groove is formed in the right supporting arm, and movable positioning blocks are distributed in the movable empty groove; the movable positioning block comprises an inclined plane pressing rod and a sliding block, an extrusion inclined plane with a narrow upper part and a wide lower part is arranged on the front side of the inclined plane pressing rod, and the lower end of the inclined plane pressing rod is combined with the upper right part of the sliding block; the left lower side of the sliding block is provided with an elastic telescopic positioning head; the right rear side of the bearing bush movable pressing block is provided with a force application inclined plane corresponding to the inclined plane pressing rod; the left rear side of the movable empty groove is correspondingly provided with a sliding block movable opening; the middle part of the sliding block is provided with a shaft hole and can be movably distributed in the movable empty groove back and forth through a movable shaft lever; and the movable shaft lever is also sleeved with a return spring, and the return spring is distributed on the rear side of the sliding block and extrudes the sliding block forwards.
Further, the front side and the rear side of the bearing bush movable pressing block are also provided with bearing bush pressing blocks; the bearing bush pressing block is connected with the bearing bush movable pressing block through an adjustable pressing bolt.
Furthermore, an extrusion spring is sleeved on the adjustable pressing bolt; the extrusion springs are distributed between the bearing bush pressing block and the bearing bush movable pressing block.
Furthermore, a supporting spring is arranged below the left side of the movable bearing bush pressing block.
The utility model has the advantages of compared with the prior art: when the utility model is used, the movable positioning block is firstly positioned in the bearing bush positioning groove of the main bearing seat (the 'click' sound is heard during the movement adjustment), then the bearing seat clamping plate is compressed, then the bearing bush is sleeved at the lower end of the bearing bush movable pressing block (the positioning bulge is matched with the tightening positioning clamping groove), and then the bearing bush pressing block is used for pressing the bearing bush; in the pressing process, the movable positioning block is pressed backwards to move and is separated from the bearing bush positioning groove, so that the bearing bush is accurately and firmly pressed in place.
Drawings
Fig. 1 is a schematic view of the external structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the movable positioning block of the present invention;
fig. 4 is a schematic structural view of a main bearing seat of a cylinder block according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1 to 3, a simple tool for pressing a bearing bush comprises a tool body 1, wherein the tool body 1 comprises a top plate, a left support arm, a right support arm 2 and a bearing bush movable pressing block 3, and the top plate is connected to the upper parts of the left support arm and the right support arm 2; the left supporting arm and the right supporting arm 2 are respectively and longitudinally provided with a slideway 5, and two sides of the bearing bush movable pressing block 3 can be slidably distributed on the slideways 5; the upper part of the bearing bush movable pressing block 3 is provided with a pressing rod 4, and the pressing rod 4 penetrates out of the top plate; the lower end of the bearing bush movable pressing block 3 is provided with a curved surface 3-1 matched with the bearing bush, and one end of the curved surface 3-1 is also provided with a tightening positioning clamping groove 3-2 matched with a positioning bulge on the bearing bush. The lower ends of the left supporting arm and the right supporting arm 2 are also provided with bearing seat clamping plates 7; and a clamping bolt 6 is arranged on the bearing seat clamping plate 7 and used for clamping and fixing the tool body 1 on a main bearing seat of a cylinder body 13 shown in figure 4. A movable empty groove 2-1 is formed in the right supporting arm 2, and movable positioning blocks 10 are distributed in the movable empty groove 2-1; the movable positioning block 10 comprises an inclined plane compression bar 10-1 and a sliding block 10-2, wherein the front side of the inclined plane compression bar 10-1 is provided with an extrusion inclined plane 10-1-1 with a narrow upper part and a wide lower part, and the lower end of the inclined plane compression bar 10-1 is combined with the right upper part of the sliding block 10-2; an elastic telescopic positioning head is arranged on the lower left side of the sliding block 10-2; the elastic telescopic positioning head comprises a spring groove 10-3 formed in the sliding block 10-2, springs 10-4 distributed in the spring groove 10-3 and a telescopic positioning head 12 matched with a bearing bush positioning hole 14 in the main bearing seat, the front side and the rear side of the lower portion of the telescopic positioning head 12 are inclined planes, movement in the front and rear directions is facilitated, and the telescopic positioning head 12 is used for promoting the tool body 1 to be positioned with the main bearing seat of the cylinder body 13. The right rear side of the bearing bush movable pressing block 3 is provided with a force application inclined plane 3-5 corresponding to the extrusion inclined plane 10-1-1 of the inclined plane pressing rod 10-1; namely, the pressing process of the bearing bush movable pressing block 3 is ensured, and the pressing process can act on the movable positioning block 10 to promote the movable positioning block 10 to move backwards for abdication. Certainly, in order to ensure smooth movement, the left rear side of the movable empty groove 2-1 is also correspondingly provided with a sliding block movable opening 5-1; the middle part of the sliding block is provided with a shaft hole 10-2-1 which can be movably distributed in the movable empty groove back and forth through a movable shaft lever 11; and a return spring is further sleeved on the movable shaft lever 11 and distributed on the rear side of the sliding block to forwardly extrude the sliding block. The middle parts of the front side and the rear side of the bearing bush movable pressing blocks 3 are also provided with bearing bush pressing blocks 8; the bearing bush pressing block 8 is connected with the bearing bush movable pressing block 3 through an adjustable pressing bolt 9. An extrusion spring is further sleeved on the adjustable pressing bolt 9; the extrusion springs are distributed between the bearing bush pressing block and the bearing bush movable pressing block, and play a role in external support and extrusion. The supporting spring 3-4 is also arranged below the left side of the bearing bush movable pressing block 3.
When the movable positioning block is used, the movable positioning block is positioned in a bearing bush positioning groove of a main bearing seat (clicking sound is heard during movement adjustment), then a bearing seat clamping plate is compressed, then a bearing bush is sleeved at the lower end of a bearing bush movable pressing block (a positioning bulge is matched with a tightening positioning clamping groove), and then the bearing bush pressing block is used for pressing a bearing bush; in the pressing process, the movable positioning block is pressed backwards to move and is separated from the bearing bush positioning groove, so that the bearing bush is accurately and firmly pressed in place. Then, the adjustable pressing bolt 9 is loosened, the bearing bush pressing block loosens the bearing bush under the expanding action of the extrusion spring, the supporting spring 3-4 and the reset spring act to drive the bearing bush movable pressing block 3 to reset, and then the clamping bolt 6 is loosened and pulled out.
Claims (6)
1. The utility model provides a simple and easy frock of pressure axle bush which characterized in that: the tool comprises a tool body, wherein the tool body comprises a top plate, a left supporting arm, a right supporting arm and a bearing bush movable pressing block, and the top plate is connected to the upper parts of the left supporting arm and the right supporting arm; the left supporting arm and the right supporting arm are respectively and longitudinally provided with a slideway, and two sides of the bearing bush movable pressing block can be slidably distributed on the slideways; the upper part of the bearing bush movable pressing block is provided with a pressing rod, and the pressing rod penetrates out of the top plate and is distributed; the lower end of the bearing bush movable pressing block is provided with a curved surface matched with the bearing bush, and one end of the curved surface is also provided with an tightening positioning clamping groove matched with a positioning bulge on the bearing bush.
2. The simple tool for pressing the bearing bush according to claim 1, is characterized in that: the lower ends of the left supporting arm and the right supporting arm are also provided with bearing seat clamping plates; and a clamping bolt is arranged on the bearing seat clamping plate.
3. The simple tool for pressing the bearing bush according to claim 1, is characterized in that: a movable empty groove is formed in the right supporting arm, and movable positioning blocks are distributed in the movable empty groove; the movable positioning block comprises an inclined plane pressing rod and a sliding block, an extrusion inclined plane with a narrow upper part and a wide lower part is arranged on the front side of the inclined plane pressing rod, and the lower end of the inclined plane pressing rod is combined with the upper right part of the sliding block; the left lower side of the sliding block is provided with an elastic telescopic positioning head; the right rear side of the bearing bush movable pressing block is provided with a force application inclined plane corresponding to the inclined plane pressing rod; the left rear side of the movable empty groove is correspondingly provided with a sliding block movable opening; the middle part of the sliding block is provided with a shaft hole and can be movably distributed in the movable empty groove back and forth through a movable shaft lever; and the movable shaft lever is also sleeved with a return spring, and the return spring is distributed on the rear side of the sliding block and extrudes the sliding block forwards.
4. The simple tool for pressing the bearing bush according to claim 1, is characterized in that: the front side and the rear side of the bearing bush movable pressing block are also provided with bearing bush pressing blocks; the bearing bush pressing block is connected with the bearing bush movable pressing block through an adjustable pressing bolt.
5. The simple tool for pressing the bearing bush according to claim 4, wherein the simple tool comprises: the adjustable pressing bolt is also sleeved with an extrusion spring; the extrusion springs are distributed between the bearing bush pressing block and the bearing bush movable pressing block.
6. The simple tool for pressing the bearing bush according to claim 1, is characterized in that: and a supporting spring is also arranged below the left side of the bearing bush movable pressing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020604652.7U CN212287457U (en) | 2020-04-21 | 2020-04-21 | Simple tool for pressing bearing bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020604652.7U CN212287457U (en) | 2020-04-21 | 2020-04-21 | Simple tool for pressing bearing bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212287457U true CN212287457U (en) | 2021-01-05 |
Family
ID=73974609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020604652.7U Active CN212287457U (en) | 2020-04-21 | 2020-04-21 | Simple tool for pressing bearing bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212287457U (en) |
-
2020
- 2020-04-21 CN CN202020604652.7U patent/CN212287457U/en active Active
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