CN102554599A - Piston pin pressing machine and method for pressing piston pins - Google Patents
Piston pin pressing machine and method for pressing piston pins Download PDFInfo
- Publication number
- CN102554599A CN102554599A CN2010105828369A CN201010582836A CN102554599A CN 102554599 A CN102554599 A CN 102554599A CN 2010105828369 A CN2010105828369 A CN 2010105828369A CN 201010582836 A CN201010582836 A CN 201010582836A CN 102554599 A CN102554599 A CN 102554599A
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- piston
- pin
- clamping device
- correcting post
- nail
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- Portable Nailing Machines And Staplers (AREA)
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Abstract
The invention discloses a piston pin pressing machine, which comprises a framework, a piston clamping mechanism, a pin clamping mechanism and a thrust feeding mechanism. A piston workpiece is fixed onto the piston clamping mechanism, and a pin hole on the piston workpiece faces to the pin clamping mechanism; the pin clamping mechanism consists of a floating plate, a guide sleeve and a pin pressing cap, the floating plate is disposed above the piston workpiece and can slide up and down, the tubular guide sleeve is arranged on the floating plate, an inner hole of the tubular guide sleeve is aligned with the pin hole of the piston workpiece, a pin is placed in the guide sleeve, the pin pressing cap is placed above the pin in the guide sleeve, and an ejector pin of the pin pressing cap is abutted onto the pin in the guide sleeve; and the thrust feeding mechanism is arranged above the pin clamping mechanism, and squeezes the pin pressing sleeve when acting, and the pin pressing cap press the pin into the pin hole of the piston workpiece. By the aid of the piston pin pressing machine and a processing method, automation degree of a piston pin pressing process is improved, processing cost is lowered, and processing precision and production efficiency are greatly enhanced.
Description
Technical field
The present invention relates to the metal manufacture field, relate in particular to a kind of piston stapling machine and processing method thereof.
Background technology
It is the radial position for positioning piston ring that piston is pressed nail, makes piston ring in piston channel, not rotate freely.Stapling method is to be pressed into pin to be arranged in the pin hole that the piston circular groove has been accomplished fluently.This operation need guarantee to pin and get into the piston pin hole and have certain degree of depth; And guarantee that itself and being connected of piston have certain intensity; Otherwise in the process of pistons work, pin may get loose, and causes piston ring freely to rotate in piston channel and damages piston.Do not press the special equipment of the method for nail at present to piston; The common hydraulic jack machine of general employing carries out this operation; This equipment can't learn that pin is pressed into force value concrete in the pin hole process and the control pin gets into the degree of depth of pin hole, so can't guarantee that pin can not get loose.
Summary of the invention
The purpose of this invention is to provide a kind of force value that can show in the pressure nail process, accurately the piston stapling machine of the nail degree of depth is pressed in control, and another object of the present invention provides this equipment of employing and carries out the method that piston is pressed nail.
For realizing above-mentioned purpose, piston stapling machine of the present invention comprises frame, piston clamping device, pin clamping device and thrust feed mechanism, and piston clamping device, pin clamping device and thrust feed mechanism are arranged on the frame; Piston article is fixed on the piston clamping device, and the pin hole on the piston article is towards the pin clamping device; Described pin clamping device comprises float plate, guide sleeve and the pressure head of a nail; Float plate is arranged at the top of piston article and can slides up and down; Tubular guide sleeve is arranged on the float plate, and its endoporus is aimed at the pin hole of piston article, and pin places in the guide sleeve; Press the head of a nail to place guide sleeve to be sold inside the country the side of nailing on, press the thimble of the head of a nail to withstand on the pin in the guide sleeve; Described thrust feed mechanism is arranged at the top of pin clamping device, and the head of a nail is pressed in extruding during its action, presses the head of a nail that pin is pressed in the pin hole of piston article.Adopting should design, and piston clamping device, pin clamping device and thrust feed mechanism cooperatively interact, and machining accuracy that piston presses the method for nail is provided, has improved production efficiency.
Piston clamping device of the present invention comprises rotatable clamp and cushion block, and rotatable clamp is horizontally disposed with, and piston article is fixed on the rotatable clamp, and cushion block is arranged at piston article below and support piston workpiece.Adopt and should design, the piston clamping device can carry out firm clamping to piston article, and is pressed in the process of pin hole at pin, and certain rotation can take place rotatable clamp, with the position from dynamic(al) correction nail and hole.
Thrust feed mechanism of the present invention comprises oil cylinder output shaft, correcting post and separate type thrust transferring structure; The oil cylinder output shaft is slidingly arranged on the frame with the correcting post is vertical respectively; Separate type thrust transferring structure is arranged between oil cylinder output shaft and the correcting post and connects oil cylinder output shaft and correcting post, and separate type thrust transferring structure comprises sphere push rod and sleeve, and the sphere push rod is fixed on the oil cylinder output shaft and relies on the end face of correcting post; Sleeve is fixed on the correcting post and relies on the end face of oil cylinder output shaft; Shrink at the position that the sphere push rod is connected with the oil cylinder output shaft, and the sphere head activity of sphere push rod is nested in the sleeve, and the bottom that sleeve relies on the correcting post is provided with annular ring.
In the process that the oil cylinder output shaft moves down, the oil cylinder output shaft promotes the sphere push rod on the separate type thrust transferring structure earlier, makes that the sphere head of sphere push rod is movable in sleeve, and the annular ring of sleeve bottom is lived on the sphere crown, promotes the correcting post then and moves.The correcting post moves down, and is pressed onto the pressure head of a nail under it, finally is pressed in the piston pin hole along guide sleeve by pressing the head of a nail to promote pin again.In the time of return, the oil cylinder output shaft upwards rises, and drives the sphere push rod and mentions, and push rod drives sleeve and moves up, and drives the correcting post then and rises, and waits operation thereby further fill out nail.Adopt the main purpose of above design to have two: one of which; When oil cylinder output shaft installation position is equipped with deviation; The oil cylinder output shaft stretches out direction when not overlapping with correcting post center, through the sphere push rod, and can be so that the thrust of oil cylinder output shaft applies along correcting post direction.Thereby oil cylinder output shaft or the correcting post stuck phenomenon of having avoided direct connection to cause.
Piston stapling machine of the present invention also comprises pressure sensor and digital wash; Pressure sensor is arranged at separate type thrust transferring structure and correcting post; Pressure sensor is connected with digital wash, and pressure sensor is measured the force value of thrust feed mechanism output, and is shown by digital wash.Adopt and should design, pressure sensor is measured the force value of pressing in the nail process in real time, and on digital wash, shows, supplies operator's monitoring.
Piston stapling machine of the present invention also comprises the measurement category guiding mechanism, and described pressure sensor is connected with the measurement category guiding mechanism, the measurement category of measurement category guiding mechanism adjustment pressure sensor.This design makes pressure sensor can accurately measure the force value when being pressed into behind the pin hole near the final position from pin.
Piston stapling machine of the present invention also comprises the slow-motion inductive switch, and it is arranged on the frame of correcting post side, slow-motion inductive switch induction correcting post position, and control oil cylinder output shaft gets into the stage of feeding at a slow speed.Adopt above design, the feed speed through slow-motion inductive switch change oil cylinder output shaft in the final feeding stage, slowly promotes.The process that feasible pin is pressed into pin hole only remains and is under pressure, and is not hit, thereby has guaranteed the degree of depth that pin gets into pin hole.
Piston stapling machine of the present invention also comprises mechanical position limitation mechanism; Mechanical position limitation mechanism comprises differential head and stop collar, and the differential head is arranged on the correcting post, and stop collar is fixed on the frame of differential head below; The differential head moves with the correcting post; The correcting post comes downwards to differential head contact stop collar upper surface promptly to be stopped, and the relative position of differential head on the correcting post is adjustable, and its restriction correcting post is to the amplitude of lower slider.Employing should design, and the position of differential head on the correcting post regulated in conversation, thereby controlled the stroke of correcting post, can control the degree of depth of pin entering pin hole like this according to the processing request of product flexibly.
Piston stapling machine of the present invention is at the piston clamping device, pin clamping device and the thrust feed mechanism that are provided with on the described frame more than the cover.Like this, make the operator can take turns flow operation two casing pressures nail equipment, saved the stand-by period, improved production efficiency.
Piston of the present invention is pressed the method for nail, presses nail to comprise the steps:
Step 1: piston article is fixed on the piston clamping device by rotatable clamp, the adjustment rotatable clamp, make on the piston article pin hole towards the pin clamping device;
Step 2: the float plate of regulating the pin clamping device is fallen, and it drives guide sleeve and relies on the piston article on the piston clamping device, makes the guide sleeve endoporus corresponding with pin hole on the piston article, places in the guide sleeve and pins and the pressure head of a nail;
Step 3: the thrust feed mechanism drives the correcting post and presses down, and presses the head of a nail pin to be pressed in the pin hole of piston article through extruding;
Step 4: float plate rises, and takes out piston article.
Correcting post of the present invention is by the hydraulic jack control position, and described float plate is by the hydraulic cylinder control position.
In sum, adopt piston stapling machine of the present invention and processing method, improved the automaticity that piston is pressed the nail process, make the bigger raising of processing cost reduction, machining accuracy and production efficiency.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation:
Fig. 1 is the structural representation of piston stapling machine of the present invention;
Fig. 2 is the local enlarged diagram of the a-quadrant of Fig. 1;
Fig. 3 is the part-structure sketch map of piston stapling machine of the present invention.
The specific embodiment
Shown in Fig. 1 or 2, piston stapling machine of the present invention comprises frame 1, piston clamping device 2, pin clamping device 3 and thrust feed mechanism 4, and piston clamping device 2, pin clamping device 3 and thrust feed mechanism 4 are arranged on the frame 1; Piston article 5 is fixed on the piston clamping device 2, and the pin hole 51 on the piston article 5 is towards pin clamping device 3; Described pin clamping device 3 comprises float plate 31, guide sleeve 32 and presses the head of a nail 33; Float plate 31 is arranged at the top of piston article 5 and can slides up and down; Tubular guide sleeve 32 is arranged on the float plate 31, and its endoporus is aimed at the pin hole 51 of piston article 5, and pin 6 places in the guide sleeve 32; Press the head of a nail 33 to place pin 6 tops in the guide sleeve 32, press the thimble of the head of a nail 33 to withstand on the pin 6 in the guide sleeve 32; Described thrust feed mechanism 4 is arranged at the top of pin clamping device 3, and the head of a nail 33 is pressed in its when action extruding, presses the head of a nail 33 to pin and 6 is pressed in the pin hole 51 of piston article 5.
Piston clamping device 2 of the present invention comprises rotatable clamp 21 and cushion block 22, and rotatable clamp 21 is horizontally disposed with, and piston article 5 is fixed on the rotatable clamp 21, and cushion block 22 is arranged at piston article 5 belows and support piston workpiece 5.
As shown in Figure 3; Thrust feed mechanism 4 of the present invention comprises oil cylinder output shaft 41, correcting post 42 and separate type thrust transferring structure 43; Oil cylinder output shaft 41 is slidingly arranged on the frame 1 with correcting post 42 is vertical respectively; Separate type thrust transferring structure 43 is arranged between oil cylinder output shaft 41 and the correcting post 42 and connects oil cylinder output shaft 41 and correcting post 42, and separate type thrust transferring structure 43 comprises sphere push rod 44 and sleeve 45, and sphere push rod 44 is fixed on oil cylinder output shaft 41 and relies on the end face of correcting post 42; Sleeve 45 is fixed on correcting post 42 and relies on the end face of oil cylinder output shaft 41; Shrink at the position that sphere push rod 44 is connected with oil cylinder output shaft 41, and sphere head 46 activities of sphere push rod 44 are nested in the sleeve 45, and the bottom that sleeve 45 relies on correcting post 42 is provided with annular ring 47.
Piston stapling machine of the present invention also comprises pressure sensor 71 and digital wash 72; Pressure sensor 71 is arranged between separate type thrust transferring structure 43 and the correcting post 42; Pressure sensor 71 is connected with digital wash 72; Pressure sensor 71 is measured the force value of thrust feed mechanism output 4, and is shown by digital wash 72.
Piston stapling machine of the present invention also comprises measurement category guiding mechanism 8, and described pressure sensor 71 is connected with measurement category guiding mechanism 8, the measurement category of measurement category guiding mechanism 8 adjustment pressure sensors 71.
Piston stapling machine of the present invention also comprises slow-motion inductive switch 73, and it is arranged on the frame of correcting post 42 sides, the position of slow-motion inductive switch 73 induction correcting posts 42, and control oil cylinder output shaft 41 gets into the stage of feeding at a slow speed.
Like Fig. 1, shown in 3; Piston stapling machine of the present invention also comprises mechanical position limitation mechanism 9, and mechanical position limitation mechanism 9 comprises differential head 91 and stop collar 92, and differential head 91 is arranged on the correcting post 42; Stop collar 92 is fixed on the frame of differential head 91 belows; Differential head 91 is with the motion of correcting post, and correcting post 42 comes downwards to differential head 91 contact stop collars 92 upper surfaces promptly to be stopped, and the relative position of differential head 91 on correcting post 42 is adjustable; Differential head 91 cooperatively interacts with stop collar 92, and restriction correcting post 42 is to the amplitude of lower slider.
Piston stapling machine of the present invention is at the piston clamping device, pin clamping device and the thrust feed mechanism that are provided with on the described frame more than the cover.
Piston of the present invention presses the method for nail to comprise the steps:
Step 1: piston article 5 is fixed on the piston clamping device 2 by rotatable clamp 21, the adjustment rotatable clamp 21, make on the piston article 5 pin hole 51 towards the pin clamping device 3;
Step 2: the float plate 31 of regulating pin clamping device 3 is fallen, and it drives guide sleeve 32 and relies on the piston article 5 on the piston clamping device 2, makes guide sleeve 32 endoporus corresponding with pin hole 51 on the piston article 5, places the pin 6 and the pressure heads of a nail 33 in the guide sleeve 32;
Step 3: thrust feed mechanism 4 drives correcting posts 42 and presses down, and presses the head of a nail 33 to pin through extruding and 6 is pressed in the pin hole 51 of piston article 5;
Step 4: float plate 31 rises, and takes out piston article 5.
Correcting post 42 of the present invention is by the hydraulic jack control position, and described float plate 31 is by the hydraulic cylinder control position.
Claims (10)
1. piston stapling machine is characterized in that: it comprises frame, piston clamping device, pin clamping device and thrust feed mechanism, and piston clamping device, pin clamping device and thrust feed mechanism are arranged on the frame; Piston article is fixed on the piston clamping device, and the pin hole on the piston article is towards the pin clamping device; Described pin clamping device comprises float plate, guide sleeve and the pressure head of a nail; Float plate is arranged at the top of piston article and can slides up and down; Tubular guide sleeve is arranged on the float plate, and its endoporus is aimed at the pin hole of piston article, and pin places in the guide sleeve; Press the head of a nail to place guide sleeve to be sold inside the country the side of nailing on, press the thimble of the head of a nail to withstand on the pin in the guide sleeve; Described thrust feed mechanism is arranged at the top of pin clamping device, and the head of a nail is pressed in extruding during its action, presses the head of a nail that pin is pressed in the pin hole of piston article.
2. piston stapling machine according to claim 1; It is characterized in that: described piston clamping device comprises rotatable clamp and cushion block; Rotatable clamp is horizontally disposed with, and piston article is fixed on the rotatable clamp, and cushion block is arranged at piston article below and support piston workpiece.
3. piston stapling machine according to claim 1; It is characterized in that: described thrust feed mechanism comprises oil cylinder output shaft, correcting post and separate type thrust transferring structure; The oil cylinder output shaft is slidingly arranged on the frame with the correcting post is vertical respectively; Separate type thrust transferring structure is arranged between oil cylinder output shaft and the correcting post and connects oil cylinder output shaft and correcting post, and separate type thrust transferring structure comprises sphere push rod and sleeve, and the sphere push rod is fixed on the oil cylinder output shaft and relies on the end face of correcting post; Sleeve is fixed on the correcting post and relies on the end face of oil cylinder output shaft; Shrink at the position that the sphere push rod is connected with the oil cylinder output shaft, and the sphere head activity of sphere push rod is nested in the sleeve, and the bottom that sleeve relies on the correcting post is provided with annular ring.
4. piston stapling machine according to claim 3 is characterized in that: it also comprises mechanical position limitation mechanism, and mechanical position limitation mechanism comprises differential head and stop collar; The differential head is arranged on the correcting post; Stop collar is fixed on the frame of differential head below, and the differential head is with the motion of correcting post, and the correcting post comes downwards to differential head contact stop collar upper surface promptly to be stopped; The relative position of differential head on the correcting post is adjustable, and its restriction correcting post is to the amplitude of lower slider.
5. piston stapling machine according to claim 3; It is characterized in that: it also comprises pressure sensor and digital wash; Pressure sensor is arranged at separate type thrust transferring structure and correcting post; Pressure sensor is connected with digital wash, and pressure sensor is measured the force value of thrust feed mechanism output, and is shown by digital wash.
6. piston stapling machine according to claim 5 is characterized in that: it also comprises the measurement category guiding mechanism, and described pressure sensor is connected with the measurement category guiding mechanism, the measurement category of measurement category guiding mechanism adjustment pressure sensor.
7. piston stapling machine according to claim 3 is characterized in that: it also comprises the slow-motion inductive switch, and it is arranged on the frame of correcting post side, slow-motion inductive switch induction correcting post position, and control oil cylinder output shaft gets into the stage of feeding at a slow speed.
8. piston stapling machine according to claim 1 is characterized in that: the above piston clamping device of a cover, pin clamping device and thrust feed mechanism are set on the described frame.
9. any described piston stapling machine carries out the method that piston is pressed nail in the employing claim 1 to 8, presses nail to comprise the steps:
Step 1: piston article is fixed on the piston clamping device by rotatable clamp, the adjustment rotatable clamp, make on the piston article pin hole towards the pin clamping device;
Step 2: the float plate of regulating the pin clamping device is fallen, and it drives guide sleeve and relies on the piston article on the piston clamping device, makes the guide sleeve endoporus corresponding with pin hole on the piston article, places in the guide sleeve and pins and the pressure head of a nail;
Step 3: the thrust feed mechanism drives the correcting post and presses down, and presses the head of a nail pin to be pressed in the pin hole of piston article through extruding;
Step 4: float plate rises, and takes out piston article.
10. piston according to claim 9 is pressed the method for nail, and it is characterized in that: described correcting post is by the hydraulic jack control position, and described float plate is by the hydraulic cylinder control position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582836.9A CN102554599B (en) | 2010-12-09 | 2010-12-09 | Piston pin pressing machine and method for pressing piston pins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582836.9A CN102554599B (en) | 2010-12-09 | 2010-12-09 | Piston pin pressing machine and method for pressing piston pins |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102554599A true CN102554599A (en) | 2012-07-11 |
| CN102554599B CN102554599B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010582836.9A Active CN102554599B (en) | 2010-12-09 | 2010-12-09 | Piston pin pressing machine and method for pressing piston pins |
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| Country | Link |
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| CN (1) | CN102554599B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941603A (en) * | 2012-11-18 | 2013-02-27 | 安庆市江城冶金机械有限公司 | Automatic stapling machine for mounting nuts on board |
| CN111604859A (en) * | 2020-06-23 | 2020-09-01 | 普洛泰科莱生产线制造(佛山)有限公司 | Dynamic pin press-in device |
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| CN201020616Y (en) * | 2006-12-28 | 2008-02-13 | 重庆宗申技术开发研究有限公司 | Engine cylinder head conduit, seat ring full-automatic press-fitting machine |
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| CN201154432Y (en) * | 2008-01-28 | 2008-11-26 | 力帆实业(集团)股份有限公司 | Press fitting apparatus for engine piston pin |
| CN201279669Y (en) * | 2008-12-30 | 2009-07-29 | 天津电装电机有限公司 | Type C closing ring pressing in machine |
| CN201399764Y (en) * | 2009-03-30 | 2010-02-10 | 芜湖众力部件有限公司 | Device for installation and compression of fixing pins |
| CN201940794U (en) * | 2010-12-09 | 2011-08-24 | 福州钜全汽车配件有限公司 | Piston press pin machine |
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2010
- 2010-12-09 CN CN201010582836.9A patent/CN102554599B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201020616Y (en) * | 2006-12-28 | 2008-02-13 | 重庆宗申技术开发研究有限公司 | Engine cylinder head conduit, seat ring full-automatic press-fitting machine |
| CN201154432Y (en) * | 2008-01-28 | 2008-11-26 | 力帆实业(集团)股份有限公司 | Press fitting apparatus for engine piston pin |
| CN101284355A (en) * | 2008-05-28 | 2008-10-15 | 南京聚星机械装备有限公司 | Special-purpose machine of cylinder end automatic indenting valve guide, seat ring |
| CN201279669Y (en) * | 2008-12-30 | 2009-07-29 | 天津电装电机有限公司 | Type C closing ring pressing in machine |
| CN201399764Y (en) * | 2009-03-30 | 2010-02-10 | 芜湖众力部件有限公司 | Device for installation and compression of fixing pins |
| CN201940794U (en) * | 2010-12-09 | 2011-08-24 | 福州钜全汽车配件有限公司 | Piston press pin machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941603A (en) * | 2012-11-18 | 2013-02-27 | 安庆市江城冶金机械有限公司 | Automatic stapling machine for mounting nuts on board |
| CN111604859A (en) * | 2020-06-23 | 2020-09-01 | 普洛泰科莱生产线制造(佛山)有限公司 | Dynamic pin press-in device |
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| Publication number | Publication date |
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| CN102554599B (en) | 2015-03-25 |
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Effective date of registration: 20220130 Address after: 350000 No. 3 comprehensive office building, No. 8, business Avenue, Nantong town, Minhou County, Fuzhou City, Fujian Province Patentee after: Fujian Huawei Juquan Precision Technology Co.,Ltd. Address before: 350000 Fujian Province, Jinan District of Fuzhou City Drum Shan Fuxing Investment Zone Patentee before: Fuzhou Juquan Automobile Fitting Co.,Ltd. |
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