CN201769037U - Bearing pad pressing-in device - Google Patents
Bearing pad pressing-in device Download PDFInfo
- Publication number
- CN201769037U CN201769037U CN2010202848101U CN201020284810U CN201769037U CN 201769037 U CN201769037 U CN 201769037U CN 2010202848101 U CN2010202848101 U CN 2010202848101U CN 201020284810 U CN201020284810 U CN 201020284810U CN 201769037 U CN201769037 U CN 201769037U
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- bearing
- sealing ring
- shaft
- cylinder
- push shaft
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Abstract
The utility model belongs to a fuel injection pump assembly part in fuel engine, and particularly relates to a bearing pad pressing-in device applied to the assembly of bearing pads in the batch production of oil injection pumps. The bearing pad pressing-in device is characterized in that: a pushing and pressing device driven by an air hydraulic pressure cylinder is arranged on a support of a stand, and consists of the air hydraulic pressure cylinder, a joint, a fixed sleeve, a force sensor, a positioning sleeve, a pushing shaft, a bearing block, a first sliding sleeve, a first sealing ring and an end cover; a pressure head device is arranged on the pushing shaft, and consists of a spring, a telescopic shaft, a pressure head, a pressure block, a second sliding sleeve, a second sealing ring and a floating sleeve; and when the bearing pad is pressed in, the air hydraulic pressure cylinder drives the pushing shaft to push and press the pressure head device to slowly and accurately press the bearing pad into a shaft hole. The bearing pad pressing-in device has a rational design and a compact structure, is simple and practical, can slowly press the bearing pad in and accurately regulate a pressing-in depth, has the advantages of weak impact force, accurate control over the magnitude of interference, ensured product quality, low labor intensity and the like, and is convenient to use.
Description
Technical field
The utility model belongs to the injection pump assembly parts in the fuel engines, is applicable to that particularly injection pump assembles a kind of bearing shell press-in device that bearing shell is used in producing in batches.
Background technology
At present, no matter fuel engines is the injection pump in petrol engine or the Diesel engine, at the fit on of bearing shell because of the structure difference, the assembling mode is also inequality, the product that has adopts and is pressed into cylinder merely, because the fit system of bearing shell assembling all is an interference fit, the drawback that this assembling mode is brought is bigger, compression distance differs greatly, and uncontrollable to the magnitude of interference of axle, hole cooperation.
Summary of the invention
The utility model is intended to the shortcoming and defect part that exists in above-mentioned technology, and provide not only reasonable in design, compact conformation, simple and practical, Ji can be pressed into bearing shell lentamente, can accurately adjust compression distance again, and it is little to have impulsive force, accurately the control magnitude of interference is guaranteed product quality, the low and a kind of very easily bearing shell press-in device of use of labour intensity.
The purpose of this utility model is to adopt following technical scheme to realize: described bearing shell press-in device, it is characterized in that: on support, connect bearing, the pressing device that installing is driven by pneumohydraulic pressure-cylinder on bearing, the pressing device that described pneumohydraulic pressure-cylinder drives is by pneumohydraulic pressure-cylinder, joint, fixed cover, the power sensor, positioning sleeve, push shaft, bearing block, the first sliding sleeve, sealing ring and end cap are formed, outside an end frame of bearing, install pneumohydraulic pressure-cylinder, installing and the corresponding to bearing block in pneumohydraulic pressure-cylinder center in the other end of bearing, the tailpiece of the piston rod of pneumohydraulic pressure-cylinder is passed bearing to be connected with an end of joint, the other end of joint is movably connected in the end of fixed cover, installing power sensor in the other end of fixed cover, and on this end lateral surface, connect positioning sleeve, an end that in positioning sleeve, connects push shaft, another section of push shaft is inserted in the bearing block, installs the first sliding sleeve between push shaft in bearing block and the bearing block in regular turn, first sealing ring and end cap; On push shaft, install indenter device, described indenter device is made up of spring, telescopic shaft, pressure head, briquetting, second sliding sleeve, second sealing ring and floating bushing, in push shaft, install spring, telescopic shaft, pressure head, briquetting in regular turn, installing second sliding sleeve in push shaft and between the telescopic shaft; The installing second that on the telescopic shaft shaft part between pressure head and the briquetting, distributes sealing ring, suit floating bushing on the second sealing ring; When being pressed into bearing shell, driving push shaft promotion indenter device by pneumohydraulic pressure-cylinder and realize that bearing shell accurately is pressed in the axis hole lentamente.
Described sealing ring and second sealing ring are the O type.
Described pneumohydraulic pressure-cylinder is the commercially available universal product, and it is the pneumohydraulic pressure-cylinder of installing oil hydraulic cylinder combination on cylinder.
Because the pressing device that has adopted pneumohydraulic pressure-cylinder to drive in the utility model pushes the indenter device of being made up of spring, telescopic shaft, pressure head, briquetting, second sliding sleeve, second sealing ring and floating bushing; Wherein the floating bushing sky is enclosed within on the second sealing ring of O type of telescopic shaft, and by the briquetting axial limiting, guarantees bearing shell and axis hole automatic centering within the specific limits, and Ji can be pressed into bearing shell lentamente, can accurately adjust compression distance again; Realize that bearing shell accurately is pressed in the axis hole.
Combine the above technical scheme of being taked, realize the purpose of this utility model.
Compared with prior art, the utility model is not only reasonable in design, and compact conformation is simple and practical, Ji can be pressed into bearing shell lentamente, can accurately adjust compression distance again, and it is little to have impulsive force, accurately the control magnitude of interference is guaranteed product quality, and labour intensity is low and use advantages such as very convenient.
Description of drawings
The utility model has a width of cloth accompanying drawing.Wherein:
Accompanying drawing 1 is the structural representation of the utility model specific embodiment;
Among the figure: 1, pneumohydraulic pressure-cylinder, 2, bearing, 3, joint, 4, fixed cover, 5, power sensor, 6, positioning sleeve, 7, push shaft, 8, bearing block, 9, first sliding sleeve, 10, the first sealing ring, 11, end cap, 12, spring, 13, telescopic shaft, 14, the second sliding sleeve, 15, pressure head, 16, floating bushing, 17, the second sealing ring, 18, briquetting, 19, support, 20, bearing shell.
The specific embodiment
Shown in Figure 1 is specific embodiment of the utility model, and it is the bearing shell press-in device of installing on the injection pump production line of certain factory at home; It is characterized in that: on support 19, connect bearing 2, the pressing device that installing is driven by pneumohydraulic pressure-cylinder on bearing 2, the pressing device that described pneumohydraulic pressure-cylinder drives is by pneumohydraulic pressure-cylinder 1, joint 3, fixed cover 4, power sensor 5, positioning sleeve 6, push shaft 7, bearing block 8, first sliding sleeve 9, O type first sealing ring 10 and end cap 11 are formed, outside the left end frame of bearing 2, install pneumohydraulic pressure-cylinder 1, described pneumohydraulic pressure-cylinder 1 is the commercially available universal product, and it is the pneumohydraulic pressure-cylinder 1 of installing oil hydraulic cylinder combination on cylinder; Installing and the corresponding to bearing block 8 in pneumohydraulic pressure-cylinder 1 center in the right-hand member of bearing, the tailpiece of the piston rod of pneumohydraulic pressure-cylinder 1 is passed bearing 2 to be connected with the left end of joint 3, the right-hand member of joint 3 is movably connected in the left end of fixed cover 4, installing power sensor 5 in the right-hand member of fixed cover 4, and on this end lateral surface, connect positioning sleeve 6, the left end that in positioning sleeve 6, connects push shaft 7, the right-hand member of push shaft 7 inserts in the bearing block 8, installs first sliding sleeve 9, O type first sealing ring 10 and end cap 1 between push shaft 7 in bearing block 8 and the bearing block 8 in regular turn; On push shaft 7, install indenter device, described indenter device is made up of spring 12, telescopic shaft 13, pressure head 15, briquetting 18, second sliding sleeve 14, O type second sealing ring 14 and floating bushing 16, in push shaft 7, install spring 12, telescopic shaft 13, pressure head 15, briquetting 18 in regular turn, installing second sliding sleeve 14 in push shaft 7 and between the telescopic shaft 13; The installing O type that on telescopic shaft 13 shaft parts between pressure head 15 and the briquetting 18, distributes second sealing ring, suit floating bushing 16 on O type second sealing ring 16; When being pressed into bearing shell 20, driving push shaft 7 promotion indenter devices by pneumohydraulic pressure-cylinder 1 and realize that bearing shell 20 accurately is pressed in the axis hole lentamente.
The above; it only is the preferable specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; all are familiar with those skilled in the art in the disclosed technical scope of the utility model, are equal to replace or change according to the technical solution of the utility model and design of the present utility model thereof all should be encompassed within the protection domain of the present utility model.
Claims (2)
1. bearing shell press-in device, it is characterized in that: go up connection bearing (2) at support (19), go up the pressing device that installing is driven by pneumohydraulic pressure-cylinder at bearing (2), the pressing device that described pneumohydraulic pressure-cylinder drives is by pneumohydraulic pressure-cylinder (1), joint (3), fixed cover (4), power sensor (5), positioning sleeve (6), push shaft (7), bearing block (8), first sliding sleeve (9), first sealing ring (10) and end cap (11) are formed, outside an end frame of bearing (2), install pneumohydraulic pressure-cylinder (1), installing and the corresponding to bearing block in pneumohydraulic pressure-cylinder (1) center (8) in the other end of bearing (2), the tailpiece of the piston rod of pneumohydraulic pressure-cylinder (1) is passed bearing (2) to be connected with an end of joint (3), the other end of joint (3) is movably connected in the end of fixed cover (4), installing power sensor (5) in the other end of fixed cover (4), and on this end lateral surface, connect positioning sleeve (6), an end that in positioning sleeve (6), connects push shaft (7), another section of push shaft (7) is inserted in the bearing block (8), installs first sliding sleeve (9) in regular turn between push shaft (7) in bearing block (8) and the bearing block (8), first sealing ring (10) and end cap (11); Go up the installing indenter device at push shaft (7), described indenter device is made up of spring (12), telescopic shaft (13), pressure head (15), briquetting (18), second sliding sleeve (14), second sealing ring (17) and floating bushing (16), in push shaft (7), install spring (12), telescopic shaft (13), pressure head (15), briquetting (18) in regular turn, installing second sliding sleeve (14) in push shaft (7) and between the telescopic shaft (13); On telescopic shaft (13) shaft part between pressure head (15) and the briquetting (18), distribute and install second sealing ring (17), go up suit floating bushing (16) at second sealing ring (17); When being pressed into bearing shell (20), driving push shaft (7) promotion indenter device by pneumohydraulic pressure-cylinder and realize that bearing shell (20) accurately is pressed in the axis hole lentamente.
2. by the described bearing shell press-in device of claim 1, it is characterized in that: described sealing ring (10) and second sealing ring (17) are the O type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202848101U CN201769037U (en) | 2010-08-04 | 2010-08-04 | Bearing pad pressing-in device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202848101U CN201769037U (en) | 2010-08-04 | 2010-08-04 | Bearing pad pressing-in device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201769037U true CN201769037U (en) | 2011-03-23 |
Family
ID=43748872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202848101U Expired - Lifetime CN201769037U (en) | 2010-08-04 | 2010-08-04 | Bearing pad pressing-in device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201769037U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114593A (en) * | 2011-03-31 | 2011-07-06 | 中国科学院自动化研究所 | Intelligent pressing device and method of eccentric shaft and bearing |
| CN102294581A (en) * | 2011-08-18 | 2011-12-28 | 重庆劲科来汽车空调暖风机有限公司 | General purpose engine speed adjusting gear pin shaft press mounting machine |
| CN102366886A (en) * | 2011-11-09 | 2012-03-07 | 福建海洋铜业有限公司 | Equipment for assembling valve body sealing ring |
| CN103062017A (en) * | 2013-01-09 | 2013-04-24 | 昆山佳铭自动化科技有限公司 | Piston electronic vacuum pump and bearing combination |
| CN103128535A (en) * | 2011-11-24 | 2013-06-05 | 陕西重型汽车有限公司 | Grease-nipple nut-cap gun |
| CN103192247A (en) * | 2012-01-05 | 2013-07-10 | 广西玉柴机器股份有限公司 | Press-mounting device and method for thin-wall slide-fit cylinder sleeve of diesel engine |
| CN103978458A (en) * | 2014-05-21 | 2014-08-13 | 安徽江淮汽车股份有限公司 | Press-fitting tool for connection rod upper bearing |
| CN110524223A (en) * | 2019-08-22 | 2019-12-03 | 无锡市铭淇电动科技有限公司 | A kind of bearing of motor precision fitting machine |
-
2010
- 2010-08-04 CN CN2010202848101U patent/CN201769037U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114593A (en) * | 2011-03-31 | 2011-07-06 | 中国科学院自动化研究所 | Intelligent pressing device and method of eccentric shaft and bearing |
| CN102294581A (en) * | 2011-08-18 | 2011-12-28 | 重庆劲科来汽车空调暖风机有限公司 | General purpose engine speed adjusting gear pin shaft press mounting machine |
| CN102294581B (en) * | 2011-08-18 | 2013-03-27 | 重庆劲科来汽车空调暖风机有限公司 | General purpose engine speed adjusting gear pin shaft press mounting machine |
| CN102366886A (en) * | 2011-11-09 | 2012-03-07 | 福建海洋铜业有限公司 | Equipment for assembling valve body sealing ring |
| CN103128535A (en) * | 2011-11-24 | 2013-06-05 | 陕西重型汽车有限公司 | Grease-nipple nut-cap gun |
| CN103192247A (en) * | 2012-01-05 | 2013-07-10 | 广西玉柴机器股份有限公司 | Press-mounting device and method for thin-wall slide-fit cylinder sleeve of diesel engine |
| CN103192247B (en) * | 2012-01-05 | 2015-10-28 | 广西玉柴机器股份有限公司 | Frock and method are held up in the auxiliary holder that the sliding distribution cylinder sleeve of diesel engine thin-wall press-fits |
| CN103062017A (en) * | 2013-01-09 | 2013-04-24 | 昆山佳铭自动化科技有限公司 | Piston electronic vacuum pump and bearing combination |
| CN103062017B (en) * | 2013-01-09 | 2015-08-19 | 昆山佳铭自动化科技有限公司 | The combination unit of a kind of piston electronic vacuum pump and bearing |
| CN103978458A (en) * | 2014-05-21 | 2014-08-13 | 安徽江淮汽车股份有限公司 | Press-fitting tool for connection rod upper bearing |
| CN103978458B (en) * | 2014-05-21 | 2016-05-18 | 安徽江淮汽车股份有限公司 | A kind of connecting rod on watt press mounting tool |
| CN110524223A (en) * | 2019-08-22 | 2019-12-03 | 无锡市铭淇电动科技有限公司 | A kind of bearing of motor precision fitting machine |
| CN110524223B (en) * | 2019-08-22 | 2021-01-15 | 无锡市铭淇电动科技有限公司 | Motor bearing precision assembling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |