CN109421024A - A kind of piston press-fitting tool - Google Patents
A kind of piston press-fitting tool Download PDFInfo
- Publication number
- CN109421024A CN109421024A CN201711484745.XA CN201711484745A CN109421024A CN 109421024 A CN109421024 A CN 109421024A CN 201711484745 A CN201711484745 A CN 201711484745A CN 109421024 A CN109421024 A CN 109421024A
- Authority
- CN
- China
- Prior art keywords
- piston
- press
- compression bar
- cylinder
- pressure head
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/12—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same mounting or demounting piston rings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
A kind of piston press-fitting tool, it includes pedestal (1), vertical plate (2), air cylinder fixed plate (3), it is pressed cylinder (4), sliding block (5), pressure head (6), locating support (7), one group of rectangular loop (8) and clamping cylinder (9), locating support is provided with piston location hole on (7), and one group of rectangular loop mounting groove is from top to bottom had in piston positioning hole, the invention has the advantages that: clamp lean on a pair of of positioning pin and the positioning of piston hole face, rectangular loop successively correcting of the piston in three annular grooves on positioning plate, pressure head leans on linear guide correcting, piston is set to make clamp when being pressed into clamp, piston and pressure head are kept to just, avoid the rate of hurting, improve press fitting quality.
Description
Technical field
The present invention relates to the piston technology of pressure mounting fields of cylinder body, and in particular to a kind of piston press-fitting tool.
Background technique
Currently, action component of the caliper assembly of motorcycle as brake fluid system, to piston resistance to sliding and sealing
Property requires very high, and the press fitting of existing piston is that first piston one end is aligned with the cylinder body of caliper assembly by manually aligning, then
Piston is pressed into cylinder body by stamping cylinder, when press fitting, as long as contraposition is deviated, piston is easy for and cylinder body
Inside scratches, to influence the function of braking system.
Summary of the invention
The object of the invention is to needle currently, action component of the caliper assembly of motorcycle as brake fluid system, right
Piston resistance to sliding and sealing requirements are very high, and existing piston press fitting is by manually aligning, first piston one end and clamp
The cylinder body of component is aligned, and then piston is pressed into cylinder body by stamping cylinder, when press fitting, as long as contraposition is inclined
Difference, piston are easy for scratching with cylinder interior, to influence the deficiency of the function of braking system, and provide a kind of piston pressure
Fill tooling.
The present invention includes pedestal, vertical plate, air cylinder fixed plate, is pressed cylinder, sliding block, pressure head, locating support, one group of rectangular loop
And clamping cylinder, vertical plate are equipped with a pair of of sliding rail, vertical plate is mounted on the base, and press fitting cylinder is mounted on vertical by air cylinder fixed plate
On plate, sliding block is mounted on the piston rod of press fitting cylinder, and the side of sliding block is slided on a pair of of sliding rail, and pressure head is mounted on sliding block
Bottom；It is provided with piston location hole on locating support, and from top to bottom has one group of rectangular loop installation in piston positioning hole
Slot, one group of rectangular loop are separately mounted in slot, and locating support is mounted on the base, and are located at below pressure head, one group of square
The diameter of bore of shape circle from top to bottom successively becomes smaller；Pair of workpieces positioning pin is additionally provided on locating support, clamping cylinder is mounted on
On pedestal, and it is located in locating support.
One group of rectangular loop from top to bottom forms clearance fit, transition fit and mistake with the piston article of press fitting respectively
It is full of cooperation.
, there are also prepressing device, prepressing device includes pre- clamping press plate, pre- gripping sleeve, compression bar fixed plate and compression bar, pre- folder for it
Pressing board bottom portion equipped with transmission rod, pre- gripping sleeve is interior to be equipped with pressure spring, compression bar through hole is had on transmission rod and pre- gripping sleeve,
Pre- gripping sleeve is mounted on clamping cylinder, and the transmission rod of pre- clamping press plate is located in pre- gripping sleeve, and compression bar fixed plate passes through bracket
It is mounted on clamping cylinder, compression bar is hinged in compression bar fixed plate, and compression bar one end is located in the compression bar through hole of transmission rod.
The pressure head is equipped with retaining ring.
The invention has the advantages that: clamp lean on a pair of of positioning pin and the positioning of piston hole face, and piston is in three annular grooves on positioning plate
Rectangular loop successively correcting, pressure head lean on linear guide correcting, enable piston make when being pressed into clamp clamp, piston and
Pressure head keeps improving press fitting quality to the rate of hurting just, is avoided.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is Fig. 1 partial enlargement structural representation.
Fig. 3 is prepressing device structural schematic diagram of the present invention.
Specific embodiment
As shown in Figure 1, 2, 3, the present invention includes pedestal 1, vertical plate 2, air cylinder fixed plate 3, is pressed cylinder 4, sliding block 5, pressure head
6,7, one groups of rectangular loops 8 of locating support and clamping cylinder 9, vertical plate 2 are equipped with a pair of of sliding rail 9, and vertical plate 2 is mounted on pedestal 1, press
Dress cylinder 4 is mounted on vertical plate 2 by air cylinder fixed plate 3, and sliding block 5 is mounted on the piston rod of press fitting cylinder 4, and sliding block 5
Side is slided on a pair of of sliding rail 9, and pressure head 6 is mounted on 5 bottom of sliding block；Piston location hole is provided on locating support 7, and in piston
Positioning hole from top to bottom has one group of rectangular loop mounting groove, and one group of rectangular loop 8 is separately mounted in slot, locating support 7
It is mounted on pedestal 1, and is located at 6 lower section of pressure head, the diameter of bore of one group of rectangular loop 8 from top to bottom successively becomes smaller；It is fixed
It is additionally provided with pair of workpieces positioning pin 10 on the bracket 7 of position, clamping cylinder 9 is mounted on pedestal 1, and is located in locating support 7.
One group of rectangular loop 8 from top to bottom respectively with the piston article of press fitting formed clearance fit, transition fit and
Interference fit.
, there are also prepressing device, prepressing device includes pre- clamping press plate 11, pre- gripping sleeve 12, compression bar fixed plate 13 and compression bar for it
14, pre- 11 bottom of clamping press plate is equipped with transmission rod, and pressure spring is equipped in pre- gripping sleeve 12, is opened respectively on transmission rod and pre- gripping sleeve 12
There is compression bar through hole, pre- gripping sleeve 12 is mounted on clamping cylinder 9, and the transmission rod of pre- clamping press plate 11 is located at pre- gripping sleeve 12
Interior, compression bar fixed plate 13 is mounted on clamping cylinder 9 by bracket, and compression bar 14 is hinged in compression bar fixed plate 13, and compression bar 14
One end is located in the compression bar through hole of transmission rod.
The pressure head 6 is equipped with retaining ring 12.
Working method and principle: before press fitting, being lifted up 14 one end of compression bar, and 14 other end of compression bar then clamps pressure pre-
Plate 11 is pressed downward, and then clamp are placed on locating support 7, is matched by pair of workpieces positioning pin 10 and the location hole on clamp
Positioning is closed, compression bar 14 is unclamped after the completion of positioning, pre- clamping press plate 11 makes pre- clamping press plate 11 top upwards under pressure spring reaction force
Rise, clamp be fixed on locating support 7, then start clamping cylinder 9, the piston rod of clamping cylinder 9 pass through after pressure spring with biography
The contact of power bar, pushes up pre- clamping press plate 11, clamp are clamped on locating support 7, and piston is placed into determining for locating support 7
In the hole of position, starting press fitting cylinder 4, the piston rod band movable slider 5 for being pressed cylinder 4 is pushed, and the pressure head 6 of 5 bottom of sliding block is piston pressure
It is attached in clamp.The cooperation of sliding block 5 and a pair of of sliding rail 9, makes pressure head 6 play the role of correcting during pushing, avoids pressing
First 6 shake；One group of rectangular loop 8 from top to bottom forms clearance fit, transition fit and interference with the piston article of press fitting respectively and matches
It closes, correcting successively is carried out to piston, kept when entering piston in clamp with the cylinder body of clamp to just；Pressure head 6 is equipped with gear
The hole of circle 12, pressure head 6 and piston cooperates, and makes piston correcting, and retaining ring 12 is then pressed into piston in the cylinder body of clamp, when making press fitting
Even piston stress.
Claims (4)
1. a kind of piston press-fitting tool, it is characterised in that it includes pedestal (1), vertical plate (2), air cylinder fixed plate (3), is pressed cylinder
(4), sliding block (5), pressure head (6), locating support (7), one group of rectangular loop (8) and clamping cylinder (9), vertical plate (2) are equipped with a pair
Sliding rail (9), vertical plate (2) are mounted on pedestal (1), and press fitting cylinder (4) is mounted on vertical plate (2) by air cylinder fixed plate (3), sliding
Block (5) is mounted on the piston rod of press fitting cylinder (4), and the side of sliding block (5) is slided on a pair of of sliding rail (9), pressure head (6) peace
Mounted in sliding block (5) bottom；It is provided with piston location hole on locating support (7), and is from top to bottom had in piston positioning hole
One group of rectangular loop mounting groove, one group of rectangular loop (8) are separately mounted in slot, and locating support (7) is mounted on pedestal (1), and position
Below pressure head (6), the diameter of bore of one group of rectangular loop (8) from top to bottom successively becomes smaller；It is additionally provided on locating support 7
Pair of workpieces positioning pin (10), clamping cylinder (9) are mounted on pedestal (1), and are located in locating support (7).
2. a kind of piston press-fitting tool according to claim 1, it is characterised in that one group of rectangular loop (8) by up to
It is lower to form clearance fit, transition fit and interference fit with the piston article of press fitting respectively.
3. a kind of piston press-fitting tool according to claim 1, it is characterised in that there are also prepressing device, prepressing device packets for it
Pre- clamping press plate (11), pre- gripping sleeve (12), compression bar fixed plate (13) and compression bar (14) are included, pre- clamping press plate (11) bottom is equipped with
Transmission rod, pre- gripping sleeve (12) is interior to be equipped with pressure spring, has compression bar through hole on transmission rod and pre- gripping sleeve (12), pre- to clamp
Set (12) is mounted on clamping cylinder (9), and the transmission rod of pre- clamping press plate (11) is located in pre- gripping sleeve (12), compression bar fixed plate
(13) it is mounted on clamping cylinder (9) by bracket, compression bar (14) is hinged on compression bar fixed plate (13), and compression bar (14) one end
In the compression bar through hole of transmission rod.
4. a kind of piston press-fitting tool according to claim 1, it is characterised in that the pressure head (6) is equipped with retaining ring
(12)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484745.XA CN109421024A (en) | 2017-12-29 | 2017-12-29 | A kind of piston press-fitting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484745.XA CN109421024A (en) | 2017-12-29 | 2017-12-29 | A kind of piston press-fitting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109421024A true CN109421024A (en) | 2019-03-05 |
Family
ID=65513681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711484745.XA Pending CN109421024A (en) | 2017-12-29 | 2017-12-29 | A kind of piston press-fitting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109421024A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926976A (en) * | 2019-04-28 | 2019-06-25 | 安徽巨一自动化装备有限公司 | A kind of compatible airframe structure being pressed and drawing removes |
| CN112091605A (en) * | 2020-09-17 | 2020-12-18 | 刘玉江 | Automatic press fitting device for output shaft of gearbox |
| CN113843601A (en) * | 2021-08-16 | 2021-12-28 | 重庆铁马变速箱有限公司 | Method for press mounting of piston |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6687993B1 (en) * | 1998-10-02 | 2004-02-10 | Renault | Method for fitting a cylinder assembly into a cylinder housing |
| CN103223585A (en) * | 2013-05-03 | 2013-07-31 | 无锡艾森保自动化装备有限公司 | Press mounting device for brake caliper piston of motorcycle |
| CN103639686A (en) * | 2013-11-20 | 2014-03-19 | 杭州沃镭科技有限公司 | Feeding and press-assembling device and method for snap springs of brake main valves |
| CN106312910A (en) * | 2016-11-07 | 2017-01-11 | 江西昌河汽车有限责任公司 | Piston mounting device |
| CN205989293U (en) * | 2016-08-11 | 2017-03-01 | 宁波圣龙浦洛西凸轮轴有限公司 | The press-loading apparatus of cam Simmer ring pressing machine |
| CN206200512U (en) * | 2016-10-31 | 2017-05-31 | 浙江吉利变速器有限公司 | A kind of speed changer bonnet oil sealing assembly tooling |
-
2017
- 2017-12-29 CN CN201711484745.XA patent/CN109421024A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6687993B1 (en) * | 1998-10-02 | 2004-02-10 | Renault | Method for fitting a cylinder assembly into a cylinder housing |
| CN103223585A (en) * | 2013-05-03 | 2013-07-31 | 无锡艾森保自动化装备有限公司 | Press mounting device for brake caliper piston of motorcycle |
| CN103639686A (en) * | 2013-11-20 | 2014-03-19 | 杭州沃镭科技有限公司 | Feeding and press-assembling device and method for snap springs of brake main valves |
| CN205989293U (en) * | 2016-08-11 | 2017-03-01 | 宁波圣龙浦洛西凸轮轴有限公司 | The press-loading apparatus of cam Simmer ring pressing machine |
| CN206200512U (en) * | 2016-10-31 | 2017-05-31 | 浙江吉利变速器有限公司 | A kind of speed changer bonnet oil sealing assembly tooling |
| CN106312910A (en) * | 2016-11-07 | 2017-01-11 | 江西昌河汽车有限责任公司 | Piston mounting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926976A (en) * | 2019-04-28 | 2019-06-25 | 安徽巨一自动化装备有限公司 | A kind of compatible airframe structure being pressed and drawing removes |
| CN112091605A (en) * | 2020-09-17 | 2020-12-18 | 刘玉江 | Automatic press fitting device for output shaft of gearbox |
| CN113843601A (en) * | 2021-08-16 | 2021-12-28 | 重庆铁马变速箱有限公司 | Method for press mounting of piston |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190305 |
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| WD01 | Invention patent application deemed withdrawn after publication |