CN203171542U - Assist device for mounting piston ring - Google Patents
Assist device for mounting piston ring Download PDFInfo
- Publication number
- CN203171542U CN203171542U CN 201320170937 CN201320170937U CN203171542U CN 203171542 U CN203171542 U CN 203171542U CN 201320170937 CN201320170937 CN 201320170937 CN 201320170937 U CN201320170937 U CN 201320170937U CN 203171542 U CN203171542 U CN 203171542U
- Authority
- CN
- China
- Prior art keywords
- piston ring
- push rod
- impeller
- hub
- ringfeder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an assist device for mounting a piston ring, which comprises an outer shell with a round end cover, an expansion device, a flattening device and a compressing device, wherein the front part of the outer shell is provided with a piston ring mounting device, the expansion device is movably arranged in a cavity at the rear part of the outer shell and corresponds to the piston ring mounting device, the flattening device is arranged in the expansion device, the compressing device is movably arranged between the expansion device and the outer shell, the expansion device comprises a hollow expansion sleeve with taper on one end, the other end of the expansion sleeve is connected with a pushing shaft which penetrates out of the end cover, a base is hinged to a main rod, and the middle part of the main rod is hinged to the outer end of the pushing shaft through a main hinging rod. The assist device for mounting the piston ring has the advantages of reasonable structure, labor-saving operation and high processing efficiency, and due to the adoption of the assist device for mounting the piston ring, the labor strength of workers is relieved, a piston ring is prevented from scratching a piston in the piston ring press-fitting process, and the processing quality is improved.
Description
Technical field
The utility model relates to a kind of piston ring assistor is installed.
Background technology
Piston ring is a kind of metallic elastic ring that expands outwardly distortion more greatly that has, and it is mounted in the cannelure of its corresponding piston of section.At present, no matter be that gasoline engine or diesel engine adopt the hand assembled mode at the fit on of piston ring more, this assembling mode one is to make working strength of workers bigger, the 2nd, when assembling, manually to expand and open piston ring, gap-clearance of piston rings place is tilted upward, scratch piston easily, cause piston to damage.
In order to address the above problem, some producer installs piston ring with regard to adopting special-purpose machine, for example, the patent of invention that a kind of name is called " piston ring fitting equipment " is disclosed in CN200954578Y, it comprises lathe bed, bin and electric-control system, also comprise a ring, two ring assembly units, each assembly unit comprises drive system, press mounting system, gripper Adjustment System and the system of issuing an order, and drive system wherein is connected with press mounting system with ball nut by ball-screw; Described press mounting system is fixedly connected by the multi-claw type push-plate, the system of issuing an order then is loaded in the inner chamber of axle, though such equipment can reduce working strength of workers, prevent that piston from being scratched by piston ring, but its volume is too big, take up an area of wide, and also need to consume electric power when using, and such special equipment is also very complicated when maintenance.
China Patent No. is that 201010542039.8 patent of invention discloses a kind of piston ring press mounting tool, and it mainly is to cooperatively interact and realize installment work to piston ring by being arranged on piston ring erecting device, spreading device, pressuring flat device and hold down gag etc. in the shell body.Because the operation of this piston ring press mounting tool is all manually finished, and does not have electric or servomechanism, the very effort that therefore operates has strengthened operation easier.
Summary of the invention
Purpose of the present invention just provides a kind of efficiency of assembling height, assembling labour-saving piston ring is installed assistor.
The objective of the invention is to realize by such technical scheme, a kind of piston ring is installed assistor, comprise the shell body, spreading device, pressuring flat device and the hold down gag that have circular end cap, in the front portion of described shell body the piston ring erecting device is installed, described spreading device is arranged on versatilely in the cavity at shell body rear portion and is corresponding with the piston ring erecting device, described pressuring flat device is arranged in the spreading device, described hold down gag is arranged between spreading device and the shell body versatilely, and its design feature is:
Trim ring and back trim ring before described piston ring erecting device comprises, trim ring and back trim ring are fixed in the shell body by compressing tablet and the screw that is arranged on the shell body before described, the shell body bottom is installed with base, and described preceding trim ring and back trim ring surround the piston ring standing groove with shell body respectively;
Described spreading device comprises that an end has the ringfeder of tapering and hollow, is connected with impeller-hub at the other end of described ringfeder, and described impeller-hub passes end cap, is hinged with mobile jib on the base, and the mobile jib middle part is hinged by main toggle and impeller-hub outer end;
Described pressuring flat device comprises the push rod that is arranged in the ringfeder, and the lower end of described push rod is connected with the Hough piece that is arranged on versatilely on the ringfeder, and the upper end of described push rod is provided with bearing; In described ringfeder, be provided with push rod, described push rod is arranged on impeller-hub top and parallel with impeller-hub, end at described push rod is set with oblique push block, described oblique push block contacts with bearing, the other end of described push rod passes end cap, also be hinged with secondary bar on the base, secondary bar middle part is hinged by secondary toggle and push rod outer end, bilateral symmetry at described push rod is provided with return spring, the upper end of described return spring is connected with bolt on being arranged on ringfeder, and the lower end of described return spring is connected with screw on being arranged on Hough piece upper surface;
Described hold down gag is gland, be provided with the connecting rod that passes end cap in the rear end of described gland, also be hinged with time bar on the base, inferior bar middle part is hinged by time toggle and connecting rod outer end, described connecting rod is arranged on impeller-hub below and parallel with impeller-hub, the front end of described gland and the corresponding setting of back trim ring.
This piston ring install assistor be by be arranged on location, spreading device that piston ring erecting device in the shell body and hold down gag realize piston ring realize to piston ring strut or spreading, pressuring flat device prevent that gap-clearance of piston rings from upwarping the scuffing piston, the final installment work that realizes piston ring.When driving impeller-hub, push rod and connecting rod move, be to realize by being hinged on the mobile jib on the base, secondary bar and inferior bar respectively, can reach the labour-saving purpose by hinged lever construction like this, greatly reduce operation easier.
As improvement, the front end face of described push rod is provided with back-moving spring, and push rod is resetted fast.
As further improvement, be provided with limit shaft at the rear portion of described ringfeder, described limit shaft is arranged between push rod and the impeller-hub and is parallel with push rod or impeller-hub, and an end of described limit shaft is corresponding with the rear end face of oblique push block.
As further improving again, be provided with gland on the top of the front end face of described ringfeder, its objective is in order to make piston ring be nested on the piston more accurately.
In sum because adopted that technique scheme, the present invention have that structural design is ingenious, rapid operation, advantage of high processing efficiency, adopt it to alleviate working strength of workers, prevented that piston ring from scratching piston in press-fiting process, improved crudy.
Description of drawings
By reference to the accompanying drawings the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1.
The specific embodiment
As shown in Figure 1, a kind of piston ring is installed assistor, comprise the shell body 2, spreading device, pressuring flat device and the hold down gag that have circular end cap 1, in the front portion of described shell body 2 the piston ring erecting device is installed, described spreading device is arranged on versatilely in the cavity at shell body 2 rear portions and is corresponding with the piston ring erecting device, described pressuring flat device is arranged in the spreading device, and described hold down gag is arranged between spreading device and the shell body versatilely.
Described spreading device comprises that an end has the ringfeder 7 of tapering and hollow, the other end at described ringfeder 7 is connected with impeller-hub 8, described impeller-hub 8 passes end cap 1, is hinged with mobile jib 23 on the base 22, and mobile jib 23 middle parts are hinged with impeller-hub 8 outer ends by main toggle 24.
Described pressuring flat device comprises the push rod 9 that is arranged in the ringfeder 7, and the lower end of described push rod 9 is connected with the Hough piece 10 that is arranged on versatilely on the ringfeder 7, and the upper end of described push rod 9 is provided with bearing 11; In described ringfeder 7, be provided with push rod 12, described push rod 12 is arranged on impeller-hub 8 tops and parallel with impeller-hub 8, end at described push rod 12 is set with oblique push block 13, described oblique push block 13 contacts with bearing 11, the other end of described push rod 12 passes end cap 1, also be hinged with secondary bar 25 on the base 22, secondary bar 25 middle parts are hinged with push rod 12 outer ends by secondary toggle 26, bilateral symmetry at described push rod 9 is provided with return spring 14, the upper end of described return spring 14 is connected with bolt 15 on being arranged on ringfeder 7, and the lower end of described return spring 14 is connected with screw 16 on being arranged on Hough piece 10 upper surfaces.
Described hold down gag is gland 19, be provided with the connecting rod 20 that passes end cap 1 in the rear end of described gland 19, also be hinged with time bar 27 on the base 22, inferior bar 27 middle parts are hinged by time toggle 28 and connecting rod 20 outer ends, described connecting rod 20 is arranged on impeller-hub 8 belows and parallel with impeller-hub 8, the front end of described gland 19 and back trim ring 4 corresponding settings.
The front end face of described push rod 12 is provided with back-moving spring 17, can play the effect that auxiliary push-rod 12 resets like this.
Be provided with limit shaft 18 at the rear portion of described ringfeder 7, described limit shaft 18 is arranged between push rod 12 and the impeller-hub 8 and is parallel with push rod 12 or impeller-hub 8, and an end of described limit shaft 18 is corresponding with the rear end face of oblique push block 13.Top at the front end face of described ringfeder 7 is provided with gland 21.
The utility model is to use like this, earlier piston ring is placed in the piston ring standing groove 6, and the workman promotes mobile jib 23 forward with hand then, and mobile jib 23 will drive impeller-hub 8 by main toggle 24 and move to the piston ring direction.At this moment, impeller-hub 8 drives ringfeder 7 and moves forward, and makes piston ring set to ringfeder.Promote secondary bar 25 more forward, secondary bar 25 will drive push rod 12 by secondary toggle 26 and move forward.At this moment, push rod 12 drives the opening that Hough piece 10 is depressed piston ring by oblique push block 13, push rod 9, makes the piston ring spreading.Promote time bar 27 more forward, inferior bar 27 will drive connecting rod 20 by inferior toggle 28 and move forward.At this moment, connecting rod 20 drives gland 19 and travels forward, and the piston ring before compressing in trim ring 3, the preceding trim ring 4 prevents that piston ring is loosening.Pulling mobile jib 23 and secondary bar 25 at last backward, is that push rod 12 and impeller-hub 8 are got back to the home position, again piston is put into piston ring, and loosening bar 27 backward, and loosening connecting rod 20 is just just shunk by spreading and the piston ring that compresses and has been nested on the piston.So just finished the work that press-fits of a piston ring, simple to operate, and time saving and energy saving.
Claims (4)
1. a piston ring is installed assistor, comprise the shell body (2), spreading device, pressuring flat device and the hold down gag that have circular end cap (1), front portion at described shell body (2) is equipped with the piston ring erecting device, described spreading device is arranged on versatilely in the cavity at shell body (2) rear portion and is corresponding with the piston ring erecting device, described pressuring flat device is arranged in the spreading device, described hold down gag is arranged between spreading device and the shell body versatilely, it is characterized in that:
Described piston ring erecting device comprises preceding trim ring (3) and back trim ring (4), trim ring (3) and back trim ring (4) are fixed in the shell body (2) by compressing tablet (5) and the screw that is arranged on the shell body (2) before described, shell body (2) bottom is installed with base (22), and described preceding trim ring (3) and back trim ring (4) surround piston ring standing groove (6) with shell body (2) respectively;
Described spreading device comprises that an end has the ringfeder of tapering and hollow (7), the other end at described ringfeder (7) is connected with impeller-hub (8), described impeller-hub (8) passes end cap (1), be hinged with mobile jib (23) on the base (22), mobile jib (23) middle part is hinged by main toggle (24) and impeller-hub (8) outer end;
Described pressuring flat device comprises the push rod (9) that is arranged in the ringfeder (7), and the lower end of described push rod (9) is connected with the Hough piece (10) that is arranged on versatilely on the ringfeder (7), and the upper end of described push rod (9) is provided with bearing (11); In described ringfeder (7), be provided with push rod (12), described push rod (12) is arranged on impeller-hub (8) top and parallel with impeller-hub (8), end at described push rod (12) is set with oblique push block (13), described oblique push block (13) contacts with bearing (11), the other end of described push rod (12) passes end cap (1), also be hinged with secondary bar (25) on the base (22), secondary bar (25) middle part is hinged by secondary toggle (26) and push rod (12) outer end, bilateral symmetry at described push rod (9) is provided with return spring (14), the upper end of described return spring (14) is connected with bolt (15) on being arranged on ringfeder (7), and the lower end of described return spring (14) is connected with screw (16) on being arranged on Hough piece (10) upper surface;
Described hold down gag is gland (19), be provided with the connecting rod (20) that passes end cap (1) in the rear end of described gland (19), also be hinged with time bar (27) on the base (22), inferior bar (27) middle part is hinged by time toggle (28) and connecting rod (20) outer end, described connecting rod (20) is arranged on impeller-hub (8) below and parallel with impeller-hub (8), the front end of described gland (19) and the corresponding setting of back trim ring (4).
2. piston ring as claimed in claim 1 is installed assistor, and it is characterized in that: the front end face of described push rod (12) is provided with back-moving spring (17).
3. piston ring as claimed in claim 2 is installed assistor, it is characterized in that: be provided with limit shaft (18) at the rear portion of described ringfeder (7), described limit shaft (18) is arranged between push rod (12) and the impeller-hub (8) and is parallel with push rod (12) or impeller-hub (8), and an end of described limit shaft (18) is corresponding with the rear end face of oblique push block (13).
4. piston ring as claimed in claim 3 is installed assistor, it is characterized in that: the top at the front end face of described ringfeder (7) is provided with gland (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320170937 CN203171542U (en) | 2013-04-08 | 2013-04-08 | Assist device for mounting piston ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320170937 CN203171542U (en) | 2013-04-08 | 2013-04-08 | Assist device for mounting piston ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203171542U true CN203171542U (en) | 2013-09-04 |
Family
ID=49068294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320170937 Expired - Fee Related CN203171542U (en) | 2013-04-08 | 2013-04-08 | Assist device for mounting piston ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203171542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078612A (en) * | 2016-08-16 | 2016-11-09 | 安庆瑞莱博汽车配件有限公司 | The erecting device that a kind of automobile piston rings is special |
| CN106181876A (en) * | 2016-08-16 | 2016-12-07 | 安庆瑞莱博汽车配件有限公司 | A kind of portable piston ring erecting device |
-
2013
- 2013-04-08 CN CN 201320170937 patent/CN203171542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078612A (en) * | 2016-08-16 | 2016-11-09 | 安庆瑞莱博汽车配件有限公司 | The erecting device that a kind of automobile piston rings is special |
| CN106181876A (en) * | 2016-08-16 | 2016-12-07 | 安庆瑞莱博汽车配件有限公司 | A kind of portable piston ring erecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20140408 |