CN214351952U - Connecting rod bearing bush assembling and limiting device without positioning lip - Google Patents
Connecting rod bearing bush assembling and limiting device without positioning lip Download PDFInfo
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- CN214351952U CN214351952U CN202120097002.2U CN202120097002U CN214351952U CN 214351952 U CN214351952 U CN 214351952U CN 202120097002 U CN202120097002 U CN 202120097002U CN 214351952 U CN214351952 U CN 214351952U
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- limiting
- peripheral
- limiting block
- baffle
- connecting rod
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Abstract
The utility model provides a no positioning lip connecting rod axle bush assembly stop device, the on-line screen storage device comprises a base, below stopper and the spacing installation piece of axle bush that is used for spacing fixed connecting rod axle bush both ends, the top of base is connected with stopper around, the front and back both sides face of stopper is connected with peripheral preceding baffle respectively around, peripheral backplate, the left and right sides face of stopper is connected with peripheral left baffle respectively around, peripheral right baffle, the bottom of below stopper is connected with the top of stopper around with, the top of below stopper is connected with the bottom of the spacing installation piece of axle bush, the top of the spacing installation piece of axle bush be with connecting rod axle bush assorted curved surface, the left and right sides at the spacing installation piece top of axle bush all is provided with the flange, the left and right sides face of the spacing installation piece of axle bush is connected with left stopper respectively, right side stopper. The design not only improves the assembly efficiency, but also improves the assembly precision.
Description
Technical Field
The utility model relates to a bearing bush installation device especially relates to a no positioning lip connecting rod bearing bush assembly stop device, mainly is applicable to and improves assembly efficiency and assembly precision.
Background
The connecting rod is connected with the piston and the crankshaft, and transmits acting force borne by the piston to the crankshaft, so that reciprocating motion of the piston is converted into rotating motion of the crankshaft. The connecting rod bearing bush comprises an upper connecting rod bearing bush and a lower connecting rod bearing bush, is arranged at the connecting part of the connecting rod and the crankshaft and plays roles in wear resistance, connection, support and transmission. The correct assembly of the bearing bush needs to enable the bush back to be tightly attached to the surface of the bush seat, so that relative movement is prevented, good heat-conducting performance is guaranteed, and the durability of the bearing bush is improved. The connecting rod bearing bush is divided into a connecting rod bearing bush with a positioning lip and a connecting rod bearing bush without the positioning lip, when the connecting rod bearing bush with the positioning lip is assembled on the connecting rod big end and the connecting rod bearing bush cover, the connecting rod bearing bush can be assembled and positioned through the positioning lip, and when the connecting rod bearing bush without the positioning lip is assembled on the connecting rod big end and the connecting rod bearing bush cover, the assembling relative positions of the connecting rod bearing bush, the connecting rod big end and the connecting rod bearing bush cover are ensured through an assembling limiting device, so that the bearing bush is assembled correctly.
The connecting rod bearing bush without the positioning lip is generally assembled by pure manual, the size of the assembling position of the connecting rod bearing bush depends on the operation method of an operator and visual confirmation, the assembling efficiency is low, the position deviation of the upper bearing bush and the lower bearing bush of the connecting rod relative to the connecting rod cover and the journal of the connecting rod of the crankshaft often occurs, the position precision cannot be ensured, no axial clearance exists between the connecting rod assembly and the crankshaft, and the consequences of bearing pulling, cylinder pulling, locking of the connecting rod, abnormal power torque and the like can occur in serious cases.
Disclosure of Invention
The utility model aims at overcoming the defect and the problem that the assembly efficiency that exist among the prior art is low, the assembly precision is low, providing a no positioning lip connecting rod axle bush assembly stop device that assembly efficiency is high, the assembly precision is high.
In order to achieve the above purpose, the technical solution of the utility model is that: a connecting rod bearing bush assembling and limiting device without a positioning lip comprises a base, a lower limiting block and a bearing bush limiting and mounting block, wherein the lower limiting block is used for limiting and fixing two ends of the connecting rod bearing bush, the top of the base is connected with a front limiting block and a rear limiting block, the parts, positioned on the front side and the rear side of the front limiting block and the rear limiting block, of the top of the base are respectively provided with a peripheral front baffle and a peripheral rear baffle, the peripheral front baffle and the peripheral rear baffle are symmetrically arranged and are respectively connected with the front side surface and the rear side surface of the front limiting block and the rear limiting block, the parts, positioned on the left side and the right side of the front limiting block and the rear limiting block, of the top of the base are respectively provided with a peripheral left baffle and a peripheral right baffle, the peripheral left baffle and the peripheral right baffle are respectively connected with the left side surface and the right side surface of the front limiting block and the rear limiting block, the bottom of the lower limiting block is connected with the tops of the front limiting block and the rear limiting block, the top of below stopper is connected with the bottom of the spacing installation piece of axle bush, the top of the spacing installation piece of axle bush be with connecting rod axle bush assorted curved surface, the left and right sides at the spacing installation piece top of axle bush all is provided with the flange, the left and right sides face of the spacing installation piece of axle bush is connected with left stopper, right spacing piece respectively, left stopper and right spacing piece symmetry set up, and left stopper, right spacing piece are located the top mounting groove of peripheral left baffle, peripheral right baffle respectively.
And an assembly gap is arranged between the top of the bearing bush limiting and mounting block and the connecting rod bearing bush.
The inner side surfaces of the tops of the peripheral front baffle and the peripheral rear baffle are provided with a first cutting surface.
Semicircular grooves are formed in the tops of the left limiting block and the right limiting block, two cutting surfaces are arranged at the positions, located on the front side and the rear side of the semicircular grooves, of the tops of the left limiting block and the right limiting block, and three cutting surfaces are arranged on the front side and the rear side of the left limiting block and the rear side of the right limiting block.
The inner side surfaces of the peripheral left baffle and the peripheral right baffle are respectively provided with a mounting groove, and the left limiting block and the right limiting block are respectively inserted in the mounting grooves of the peripheral left baffle and the peripheral right baffle.
The left limiting block and the right limiting block are respectively connected with the left side surface and the right side surface of the bearing bush limiting mounting block through screws.
The base is connected with the front and rear limiting blocks through limiting pins.
The lower limiting block and the bearing bush limiting installation block are connected with the front limiting block and the rear limiting block through limiting screws, and the lower limiting block is connected with the bearing bush limiting installation block through a limiting pin.
The peripheral front baffle and the peripheral rear baffle are respectively connected with the front side and the rear side of the front and the rear limiting blocks through screws.
The peripheral left baffle and the peripheral right baffle are respectively connected with the left side surface and the right side surface of the front limiting block and the rear limiting block through screws.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a do not have positioning lip connecting rod axle bush assembly stop device, the both ends of connecting rod axle bush are fixed in the spacing of lower stopper, and the both sides of connecting rod axle bush are fixed in spacing installation piece with the connecting rod axle bush propping up fixed curvature and spacing, and lower stopper and axle bush spacing installation piece are fixed connecting rod axle bush in the spacing completely; baffle around peripheral, baffle about peripheral and about spacing fixed connecting rod major part and connecting rod tile lid of stopper, above-mentioned three structure make connecting rod major part and connecting rod tile lid card go into the back and directly laminate with the connecting rod axle bush completely, the assembly stop device of above-mentioned structure has not only improved assembly efficiency, has improved the assembly precision moreover. Therefore, the utility model provides high assembly efficiency, improved the assembly precision.
2. In the utility model, an assembly gap is arranged between the top of a bearing bush limiting installation block and a connecting rod bearing bush, so that a connecting rod big end and a connecting rod bearing bush cover after the connecting rod bearing bush is assembled can be conveniently taken; the inner side surfaces of the tops of the peripheral front baffle and the peripheral rear baffle are respectively provided with a first cutting surface, so that a connecting rod bearing bush, a connecting rod big end and a connecting rod bearing bush cover are conveniently arranged; semicircular grooves are formed in the tops of the left limiting block and the right limiting block, so that interference with a connecting rod bearing bush is avoided; the positions of the top of the left limiting block and the top of the right limiting block, which are positioned at the front side and the rear side of the semicircular groove, are provided with two cutting surfaces, and the front side surface and the rear side surface of the left limiting block and the right limiting block are provided with three cutting surfaces, so that the connecting rod big end and the connecting rod tile cover can be conveniently assembled and disassembled. Therefore, the utility model discloses convenient to use, reliability are high.
3. In the utility model, the inner side surfaces of the peripheral left baffle and the peripheral right baffle are respectively provided with a mounting groove, and the left limiting block and the right limiting block are respectively inserted in the mounting grooves of the peripheral left baffle and the peripheral right baffle, so that the assembly is simple and convenient; the left and right limiting blocks are connected with the bearing bush limiting installation block through screws, the base is connected with the front and back limiting blocks through limiting pins, the lower limiting block and the bearing bush limiting installation block are connected with the front and back limiting blocks through limiting screws, the lower limiting block is connected with the bearing bush limiting installation block through limiting pins, the front and back peripheral baffle plates are connected with the front and back limiting blocks through screws, the left and right peripheral baffle plates are connected with the front and back limiting blocks through screws, and the assembly is simple and convenient due to the design, and the structural strength of the device is improved. Therefore, the utility model discloses the assembly is simple and convenient, structural strength is high.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic structural view of the present invention in use.
In the figure: the cutting tool comprises a base 1, a lower limiting block 2, a bearing bush limiting and mounting block 3, a flange 31, a front limiting block, a rear limiting block 4, a peripheral front baffle 5, a first cutting surface 51, a peripheral rear baffle 6, a peripheral left baffle 7, a peripheral right baffle 8, a left limiting block 9, a semicircular groove 91, a second cutting surface 92, a third cutting surface 93, a right limiting block 10, a limiting screw 11, a connecting rod bearing bush 12, a connecting rod big end 13 and a connecting rod bush cover 14.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 3, a connecting rod bearing bush assembling and limiting device without a positioning lip comprises a base 1, a lower limiting block 2 for limiting and fixing two ends of a connecting rod bearing bush 12, and a bearing bush limiting and mounting block 3, wherein the top of the base 1 is connected with a front limiting block 4 and a rear limiting block 4, the parts of the top of the base 1, which are positioned at the front side and the rear side of the front limiting block 4, are respectively provided with a peripheral front baffle 5 and a peripheral rear baffle 6, the peripheral front baffle 5 and the peripheral rear baffle 6 are symmetrically arranged, the front side and the rear side of the front limiting block 4 are respectively connected with the front side and the rear side of the front limiting block 4, the parts of the top of the base 1, which are positioned at the left side and the right side of the front limiting block 4, are respectively provided with a peripheral left baffle 7 and a peripheral right baffle 8, the peripheral left baffle 7 and the peripheral right baffle 8 are symmetrically arranged, and the peripheral left and right baffle 7 and the peripheral right baffle 8 are respectively connected with the left and the rear side of the front limiting block 4, the bottom of below stopper 2 is connected with the top of front and back stopper 4, and the top of below stopper 2 is connected with the bottom of the spacing installation piece 3 of axle bush, the top of the spacing installation piece 3 of axle bush be with connecting rod axle bush 12 assorted curved surface, the left and right sides at the spacing installation piece 3 top of axle bush all is provided with flange 31, and the left and right sides face of the spacing installation piece 3 of axle bush is connected with left stopper 9, right stop block 10 respectively, left stopper 9 sets up with right stop block 10 symmetry, and left stopper 9, right stop block 10 are located the top mounting groove of peripheral left baffle 7, peripheral right baffle 8 respectively.
And an assembly gap is arranged between the top of the bearing bush limiting and mounting block 3 and the connecting rod bearing bush 12.
The inner side surfaces of the tops of the peripheral front baffle 5 and the peripheral rear baffle 6 are provided with a first cutting surface 51.
The inner side surfaces of the peripheral left baffle 7 and the peripheral right baffle 8 are respectively provided with an installation groove, and the left limiting block 9 and the right limiting block 10 are respectively inserted in the installation grooves of the peripheral left baffle 7 and the peripheral right baffle 8.
The left limiting block 9 and the right limiting block 10 are respectively connected with the left side surface and the right side surface of the bearing bush limiting mounting block 3 through screws.
The base 1 is connected with the front and rear limiting blocks 4 through limiting pins.
The lower limiting block 2 and the bearing bush limiting mounting block 3 are connected with the front limiting block 4 and the rear limiting block 4 through limiting screws 11, and the lower limiting block 2 is connected with the bearing bush limiting mounting block 3 through a limiting pin.
The peripheral front baffle 5 and the peripheral rear baffle 6 are respectively connected with the front side and the rear side of the front and rear limiting blocks 4 through screws.
The peripheral left baffle 7 and the peripheral right baffle 8 are respectively connected with the left side surface and the right side surface of the front and rear limiting blocks 4 through screws.
The principle of the utility model is explained as follows:
the design is applied to the installation operation of the connecting rod bearing bush without the positioning lip, the consistency of the relative positions of the connecting rod bearing bush, the connecting rod big end and the connecting rod bush cover in the assembling process is ensured, and the installation is simple, convenient and quick.
No location lip connecting rod axle bush assembly stop device through the color code orientation and the group mark of connecting rod axle bush, takes the axle bush in proper order and places in proper order, avoids assembly error.
Example (b):
referring to fig. 1 to 3, a positioning lip-free connecting rod bearing bush assembling and limiting device comprises a base 1, a lower limiting block 2 and a bearing bush limiting and mounting block 3, wherein the lower limiting block 2 and the bearing bush limiting and mounting block 3 are used for limiting and fixing two ends of a connecting rod bearing bush 12, the top of the base 1 is connected with a front limiting block 4 and a rear limiting block 4, the base 1 is connected with the front limiting block 4 and the rear limiting block 4 through limiting pins, the positions, located on the front side and the rear side of the front limiting block 4, of the top of the base 1 are respectively provided with a peripheral front baffle 5 and a peripheral rear baffle 6, the peripheral front baffle 5 and the peripheral rear baffle 6 are symmetrically arranged, the peripheral front baffle 5 and the peripheral rear baffle 6 are respectively connected with the front side surface and the rear side surface of the front limiting block 4 through screws, the inner side surfaces of the tops of the peripheral front baffle 5 and the peripheral rear baffle 6 are respectively provided with a first cutting surface 51, and the positions, located on the left side and right side of the front limiting block 4 and the top of the base 1 are respectively provided with a peripheral left baffle 7 and a peripheral left baffle 6, The left and right side faces of the top of the bearing bush limiting mounting block 3 are provided with assembling gaps, the left and right sides of the top of the bearing bush limiting mounting block 3 are provided with flanges 31, the left and right side faces of the top of the bearing bush limiting mounting block 3 are respectively connected with a left limiting block 9, a right limiting block 9, a left limiting block 8, a right limiting block 8, a left limiting block 7 and a right limiting block 8, the left and right side faces of the left and right side faces of the left and right side faces of the left and right side faces of the left side faces of the left and right side of the left side of 3 of the left and right side of the left and right side of the left and right side of the left and right side of the left side of the right side of the left side of the right side of the left side of the right side of the left, The left limiting block 9 and the right limiting block 10 are symmetrically arranged, and the left limiting block 9 and the right limiting block 10 are respectively positioned right above the peripheral left baffle 7 and the peripheral right baffle 8; the top parts of the left limiting block 9 and the right limiting block 10 are both provided with a semicircular groove 91, the parts of the top parts of the left limiting block 9 and the right limiting block 10, which are positioned at the front side and the rear side of the semicircular groove 91, are both provided with a second cutting surface 92, and the front side and the rear side of the left limiting block 9 and the right limiting block 10 are both provided with a third cutting surface 93; the inner side surfaces of the peripheral left baffle 7 and the peripheral right baffle 8 are respectively provided with an installation groove, and the left limiting block 9 and the right limiting block 10 are respectively inserted in the installation grooves of the peripheral left baffle 7 and the peripheral right baffle 8.
Claims (10)
1. The connecting rod bearing bush assembling and limiting device without the positioning lip is characterized by comprising a base (1), a lower limiting block (2) and a bearing bush limiting and mounting block (3), wherein the lower limiting block (2) and the bearing bush limiting and mounting block (3) are used for limiting and fixing two ends of a connecting rod bearing bush (12), the top of the base (1) is connected with a front limiting block and a rear limiting block (4), the parts, located on the front side and the rear side of the front limiting block and the rear limiting block (4), of the top of the base (1) are respectively provided with a peripheral front baffle (5) and a peripheral rear baffle (6), the peripheral front baffle (5) and the peripheral rear baffle (6) are respectively connected with the front side surface and the rear side surface of the front limiting block and the rear limiting block (4), the parts, located on the left side and the right side of the front limiting block and the rear limiting block (4), of the top of the base (1) are respectively provided with a peripheral left baffle (7) and a peripheral right baffle (8), and the peripheral left baffle (7) and the peripheral right baffle (8) are symmetrically arranged, and the peripheral left baffle (7) and the peripheral right baffle (8) are respectively connected with the left side surface and the right side surface of the front and the rear limiting blocks (4), the bottom of the lower limiting block (2) is connected with the top of the front and rear limiting blocks (4), the top of the lower limiting block (2) is connected with the bottom of the bearing bush limiting mounting block (3), the top of the bearing bush limiting and mounting block (3) is a curved surface matched with the connecting rod bearing bush (12), the left side and the right side of the top of the bearing bush limiting and mounting block (3) are both provided with flanges (31), the left side surface and the right side surface of the bearing bush limiting and mounting block (3) are respectively connected with a left limiting block (9) and a right limiting block (10), the left limiting block (9) and the right limiting block (10) are symmetrically arranged, and the left limiting block (9) and the right limiting block (10) are respectively positioned in the mounting grooves above the peripheral left baffle (7) and the peripheral right baffle (8).
2. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: an assembly gap is arranged between the top of the bearing bush limiting and mounting block (3) and the connecting rod bearing bush (12).
3. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the inner side surfaces of the tops of the peripheral front baffle (5) and the peripheral rear baffle (6) are provided with a first cutting surface (51).
4. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: semicircular grooves (91) are formed in the tops of the left limiting block (9) and the right limiting block (10), two cutting surfaces (92) are arranged at the positions, located on the front side and the rear side of the semicircular grooves (91), of the tops of the left limiting block (9) and the right limiting block (10), and three cutting surfaces (93) are arranged on the front side and the rear side of the left limiting block (9) and the right limiting block (10).
5. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the inner side surfaces of the peripheral left baffle (7) and the peripheral right baffle (8) are respectively provided with a mounting groove, and the left limiting block (9) and the right limiting block (10) are respectively inserted in the mounting grooves of the peripheral left baffle (7) and the peripheral right baffle (8).
6. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 5, wherein: the left limiting block (9) and the right limiting block (10) are respectively connected with the left side surface and the right side surface of the bearing bush limiting mounting block (3) through screws.
7. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the base (1) is connected with the front and rear limiting blocks (4) through limiting pins.
8. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the lower limiting block (2) and the bearing bush limiting mounting block (3) are connected with the front limiting block and the rear limiting block (4) through limiting screws (11), and the lower limiting block (2) is connected with the bearing bush limiting mounting block (3) through a limiting pin.
9. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the peripheral front baffle (5) and the peripheral rear baffle (6) are respectively connected with the front side surface and the rear side surface of the front and rear limiting blocks (4) through screws.
10. The connecting rod bearing shell assembly limiting device without the positioning lip as set forth in claim 1, wherein: the peripheral left baffle (7) and the peripheral right baffle (8) are respectively connected with the left side surface and the right side surface of the front and rear limiting blocks (4) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120097002.2U CN214351952U (en) | 2021-01-14 | 2021-01-14 | Connecting rod bearing bush assembling and limiting device without positioning lip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120097002.2U CN214351952U (en) | 2021-01-14 | 2021-01-14 | Connecting rod bearing bush assembling and limiting device without positioning lip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214351952U true CN214351952U (en) | 2021-10-08 |
Family
ID=77955601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120097002.2U Active CN214351952U (en) | 2021-01-14 | 2021-01-14 | Connecting rod bearing bush assembling and limiting device without positioning lip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214351952U (en) |
-
2021
- 2021-01-14 CN CN202120097002.2U patent/CN214351952U/en active Active
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