CN103737544A - Pin pulling tool - Google Patents
Pin pulling tool Download PDFInfo
- Publication number
- CN103737544A CN103737544A CN201410010308.4A CN201410010308A CN103737544A CN 103737544 A CN103737544 A CN 103737544A CN 201410010308 A CN201410010308 A CN 201410010308A CN 103737544 A CN103737544 A CN 103737544A
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- CN
- China
- Prior art keywords
- pin
- chamber
- lever
- pulling tool
- connecting rod
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The invention discloses a pin pulling tool. The pin pulling tool comprises a support mechanism supported on a work surface, an operation mechanism and a slide mechanism, wherein the support mechanism is provided with a guide through chamber, the operation mechanism comprises a lever (1) rotatably connected with the support mechanism and a connecting rod (2), both ends of which are rotatably connected with the lever (1) and the slide mechanism, and the slide mechanism is slidably accommodated in the guide through chamber and is provided with a pin connection structure connected with a to be pulled pin. The connecting rod (2) can push the slide mechanism to move in the guide through chamber by rotating the lever (1). By means of the above technical scheme, according to the lever principle, the operation mechanism is used for push the slide mechanism connected with the to be pulled pin to move in the axial direction of the pin so as to pull the to be pulled pin easily, the pin pulling tool is time-saving and effort-saving, and the pin and the pin pulling tool cannot be damaged.
Description
Technical field
The present invention relates to a kind of extracting tool, particularly, relate to a kind of for dismantling the pin pulling tool of bearing pin.
Background technology
To the plant equipment of bearing pin class is installed, overhauling in disintegration process, dismounting alignment pin is one requisite operation.
Existingly for dismantling the instrument of bearing pin, be mainly crowbar, adjustable wrench etc.The bolt nut screwing in by bearing pin top is as fulcrum, and use crowbar etc. is firmly upturned to dismantle.The more problems occurring in using the process of existing extracting tool dismounting: due to unbalance stress, often cause bolt bending or fracture, bearing pin is crooked, and alignment pin cannot take out; Because fulcrum is insecure, in levering up process, crowbar and nut are very easily thrown off, and operating personnel and equipment are damaged; Owing to levering up in process, exist and the uneven component of bearing pin center line, this component again with fulcrum, lever up highly difference and alter a great deal, therefore institute flogs a dead horse morely, waste time and energy, inefficiency.
As can be seen here, use the instrument dismounting bearing pins such as crowbar, spanner often more time-consuming, difficult, often bearing pin and instrument are produced to damage, if bearing pin also needs bearing pin to repair or processing again after damaging, to overhaul of the equipments work, bring very burden.
In view of this, need to provide a kind of can bearing pin for convenience detach and the pin shaft disassembling tool of not fragile bearing pin and instrument.
Summary of the invention
Problem to be solved by this invention is to provide a kind of pin pulling tool, and this pin pulling tool can be dismantled bearing pin easily, and not fragile bearing pin and extracting tool.
In order to address the above problem, the invention provides a kind of pin pulling tool, wherein, described pin pulling tool comprises for being supported on the supporting mechanism on working face, action bars mechanism and slide mechanism, described supporting mechanism is provided with guiding and connects chamber, described action bars mechanism comprises lever and the connecting rod that is rotatably connected in described supporting mechanism, this connecting rod is rotatably connected with described slide mechanism with described lever respectively with two ends, described slide mechanism is contained in slidably described guiding and connects in chamber and have the pin shaft connection structure being connected with axle to be pulled pin, by rotating described lever, can promote described slide mechanism via described connecting rod and move in described guiding connects chamber.
Preferably, described action bars mechanism comprises the paired described action bars mechanism that is positioned at described supporting mechanism both sides, and described in each lever and described in each plane of movement of connecting rod in same plane.
Preferably, described supporting mechanism comprises guide cylinder and support, forms described guiding and connect chamber to hold described slide mechanism in described guide cylinder, and described support and described guide cylinder are integrally formed or interconnect.
Preferably, one end of described lever is rotatably installed on described support, and one end of described connecting rod is rotatably installed between two ends of described lever.
According to an aspect of the present invention, described slide mechanism comprises slide cartridge, described slide cartridge is mounted slidably in the guiding of described guide cylinder and connects in chamber, and the other end of described connecting rod is rotatably connected in the top of described slide cartridge, described pin shaft connection structure comprises that screw rod inserts chamber, screw rod and nut, described screw rod inserts chamber and is formed on described slide cartridge inside and coaxial with described guiding perforation chamber, described screw rod can insert chamber and can be connected with male thread to be pulled pin through described screw rod, described nut can coordinate with described screw flight and its external diameter is greater than the internal diameter that described screw rod inserts chamber.
According to another aspect of the present invention, described slide mechanism comprises slide cartridge, described slide cartridge is mounted slidably in the guiding of described guide cylinder and connects in chamber, and the other end of described connecting rod is rotatably connected in the top of described slide cartridge, described pin shaft connection structure comprises stay hook, this stay hook is connected in the bottom of described slide cartridge, and described stay hook can engage with axle to be pulled pin.
By technique scheme, according to lever principle, the slide mechanism that use action bars mechanism urges is connected with axle to be pulled pin moves up along the axis direction of bearing pin, thereby can easily extract axle to be pulled pin, time saving and energy saving and not fragile bearing pin and pin pulling tool.
Other features and advantages of the present invention partly in detail are described the specific embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with the specific embodiment one below.In the accompanying drawings:
Fig. 1 is according to the structural representation of the pin pulling tool of a kind of specific embodiment of the present invention.
Fig. 2 is according to the operation chart of the pin pulling tool of a kind of specific embodiment of the present invention.
Fig. 3 is according to the structural representation of the pin pulling tool of the another kind of specific embodiment of the present invention.
Description of reference numerals
1 lever 2 connecting rods
3 support 4 guide cylinders
5 slide cartridge 6 screw rods
7 nut 8 stay hooks
8 ' distortion stay hook, 9 bearing pin erection units
10 axles to be pulled pin
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
In the present invention, in the situation that not doing contrary explanation, the noun of locality of use as " on " typically refer to the direction of extracting bearing pin in bearing pin erection unit along the axis of bearing pin, D score refer to " on " contrary direction.
As shown in Figure 1, the invention provides a kind of pin pulling tool, wherein, described pin pulling tool comprises for being supported on the supporting mechanism on working face, action bars mechanism and slide mechanism, described supporting mechanism is provided with guiding and connects chamber, described action bars mechanism comprises lever 1 and the connecting rod 2 that is rotatably connected in described supporting mechanism, this connecting rod is rotatably connected with described slide mechanism with described lever 1 respectively with two ends, described slide mechanism is contained in slidably described guiding and connects in chamber and have the pin shaft connection structure being connected with axle 10 to be pulled pin, by rotating described lever 1, can in connecting chamber, described guiding move via the described slide mechanism of described connecting rod 2 promotion.
Mentality of designing of the present invention is, by the parts that are connected with axle 10 to be pulled pin (being described slide mechanism) are applied to the pulling force making progress along the axis of this bearing pin 10, with higher efficiency (not applying the insignificant component of other directions), extracts axle 10 to be pulled pin.
Particularly, described slide mechanism can be connected securely to this slide mechanism is applied to suitable upward force and can extract axle 10 to be pulled pin with axle 10 to be pulled pin, thereby solve the problem of using the instrument application of force inconveniences such as crowbar, described slide mechanism will be described in detail below with the connected mode of axle 10 to be pulled pin, the guiding of described supporting mechanism connects that chamber can (column roughly herein represents for column roughly, the cross section perpendicular to its axis that this guiding connects chamber can be various shape, as circle, quadrangle, the even irregular shape of polygon), when described supporting mechanism is supported on the installed surface of the axle 10 of pulling pin, described guiding connects the axis parallel with the axis of axle 10 to be pulled pin (coincidence) in chamber, therefore described slide mechanism can be contained in slidably described guiding and connect chamber with the axis slip of edge axle 10 to be pulled pin in the process of pulling pin, the movable distance of described slide mechanism in described guiding connects chamber should make axle 10 to be pulled pin to be pulled out, described action bars mechanism has adopted lever principle described slide mechanism is applied to the power making progress along the axis of axle 10 to be pulled pin, described supporting construction provides the strong point of the application of force for lever 1, connecting rod 2 is for being converted into the torque of lever 1 thrust that described slide mechanism is made progress, wherein user is power arm to the distance between the application point of lever 1 and the described strong point, distance between connecting rod 2 and lever 1 tie point and the described strong point is resistance arm, and this leverage is laborsaving lever.
According to a kind of specific embodiment of the present invention, described action bars mechanism comprises paired lever 1 and the connecting rod 2 that is positioned at described supporting mechanism both sides, and the plane of movement of each lever 1 and connecting rod 2 is in same plane.In the process of rotating lever 1 drivening rod 2, inevitably can produce the component that is not parallel to axle 10 axis to be pulled pin, these component can affect the stationarity of described supporting mechanism, and the power that is not parallel to axle 10 axis to be pulled pin being produced respectively by two groups of levers 1 and connecting rod 2 roughly can cancel each other out, improve the stability of described supporting mechanism, needn't adopt corresponding reinforcement measure, make operation easier.Preferably, described Liang Zu action bars mechanism can be symmetrical.
According to a kind of specific embodiment of the present invention, described supporting mechanism comprises guide cylinder 4 and support 3, forms described guiding and connect chamber to hold described slide mechanism in guide cylinder 4, and support 3 is integrally formed or interconnects with guide cylinder 4.The two or more legs of support 3, support 3 can be integrally formed with guide cylinder 4, also can be by being welded to connect or connecting by fixture, the present invention is not limited thereto.
According to a kind of specific embodiment of the present invention, one end of lever 1 is rotatably installed on described support 3, and one end of connecting rod 2 is rotatably installed between two ends of described lever 1.
According to a kind of specific embodiment of the present invention, described slide mechanism comprises slide cartridge 5, slide cartridge 5 is mounted slidably in the guiding of described guide cylinder 4 and connects in chamber, and the other end of connecting rod 2 is rotatably connected in the top of slide cartridge 5, described pin shaft connection structure comprises that screw rod inserts chamber, screw rod 6 and nut 7, described screw rod inserts chamber and is formed on slide cartridge 5 inside and coaxial with described guiding perforation chamber, screw rod 6 can insert chamber and can be threaded with axle 10 to be pulled pin through described screw rod, nut 7 can be greater than the internal diameter that described screw rod inserts chamber with screw rod 6 threaded engagement and its external diameter.Screw rod 6 is for being fixedly connected with axle 10 female to be pulled pin is set, and according to the model of axle 10 the to be pulled pin size of its internal thread particularly, can prepare the screw rod 6 of a plurality of different sizes.After screw rod 6 is connected with axle 10 to be pulled pin, the nut 7 on can rotary screw 6 is moved downward to the position that contacts with slide cartridge 5 with standing screw 6 on the axis direction of axle described to be pulled pin.
According to the pin pulling tool of the preferred embodiment of the present invention, its concrete using method is: as shown in Figure 2, described pin pulling tool is positioned in the plane of bearing pin erection unit 9, the lever 1 that rotates both sides along the direction with I direction and I ' opposite direction is respectively to drive slide cartridge 5 to drop to lower position by connecting rod 2, suitable screw rod 6 is inserted to screw rod to be inserted chamber and places screw rod 6 to be connected with the internal thread of axle 10 to be pulled pin, nut 7 on rotary screw 6 is moved downward to the position contacting with slide cartridge 5, then the lever 1 that rotates both sides along I direction and I ' direction respectively moves up to promote slide cartridge 5, thereby drive the axle to be pulled pin 10 of screw rod 6 to move upward by nut 7, until axle to be pulled pin is pulled out.
According to the another kind of specific embodiment of the present invention, as shown in Figure 3, described slide mechanism comprises slide cartridge 5, described slide cartridge 5 is mounted slidably in the guiding of guide cylinder 4 and connects in chamber, and the other end of connecting rod 2 is rotatably connected in the top of slide cartridge 5, described pin shaft connection structure comprises stay hook 8, and this stay hook is connected in the bottom of slide cartridge 5, and stay hook 8 can engage with axle 10 to be pulled pin.Stay hook 8 can for various ways (as distortion stay hook 8 '), can mounting nuts on axle 10 to be pulled pin etc. to engage with stay hook 8.In the present embodiment, slide cartridge 5 and the connected mode of axle 10 to be pulled pin are out of shape, it is basic identical with the method for operating of the above embodiment, so no longer its method of operating is described in detail.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (6)
1. a pin pulling tool, it is characterized in that, described pin pulling tool comprises for being supported on the supporting mechanism on working face, action bars mechanism and slide mechanism, described supporting mechanism is provided with guiding and connects chamber, described action bars mechanism comprises lever (1) and the connecting rod (2) that is rotatably connected in described supporting mechanism, this connecting rod is rotatably connected with described slide mechanism with described lever (1) respectively with two ends, described slide mechanism is contained in slidably described guiding and connects in chamber and have the pin shaft connection structure being connected with axle to be pulled pin, by rotating described lever (1), can promote described slide mechanism via described connecting rod (2) and move in described guiding connects chamber.
2. pin pulling tool according to claim 1, it is characterized in that, described action bars mechanism comprises the paired described action bars mechanism that is positioned at described supporting mechanism both sides, and described in each lever (1) and described in each plane of movement of connecting rod (2) in same plane.
3. pin pulling tool according to claim 1, it is characterized in that, described supporting mechanism comprises guide cylinder (4) and support (3), in described guide cylinder (4), form described guiding and connect chamber to hold described slide mechanism, described support (3) is integrally formed or interconnects with described guide cylinder (4).
4. pin pulling tool according to claim 3, is characterized in that, it is upper that one end of described lever (1) is rotatably installed in described support (3), and one end of described connecting rod (2) is rotatably installed between two ends of described lever (1).
5. pin pulling tool according to claim 4, it is characterized in that, described slide mechanism comprises slide cartridge (5), described slide cartridge (5) is mounted slidably in the guiding of described guide cylinder (4) and connects in chamber, and the other end of described connecting rod (2) is rotatably connected in the top of described slide cartridge (5), described pin shaft connection structure comprises that screw rod inserts chamber, screw rod (6) and nut (7), described screw rod inserts chamber and is formed on described slide cartridge (5) inside and coaxial with described guiding perforation chamber, described screw rod (6) can insert chamber and can be connected with male thread to be pulled pin through described screw rod, described nut (7) can be greater than the internal diameter that described screw rod inserts chamber with described screw rod (6) threaded engagement and its external diameter.
6. pin pulling tool according to claim 4, it is characterized in that, described slide mechanism comprises slide cartridge (5), described slide cartridge (5) is mounted slidably in the guiding of described guide cylinder (4) and connects in chamber, and the other end of described connecting rod (2) is rotatably connected in the top of described slide cartridge (5), described pin shaft connection structure comprises stay hook (8), and this stay hook (8) is connected in the bottom of described slide cartridge (5), and described stay hook (8) can engage with axle to be pulled pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010308.4A CN103737544A (en) | 2014-01-09 | 2014-01-09 | Pin pulling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010308.4A CN103737544A (en) | 2014-01-09 | 2014-01-09 | Pin pulling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103737544A true CN103737544A (en) | 2014-04-23 |
Family
ID=50494646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410010308.4A Pending CN103737544A (en) | 2014-01-09 | 2014-01-09 | Pin pulling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103737544A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555825A (en) * | 2018-06-20 | 2018-09-21 | 国家电网有限公司 | Pin extracting apparatus |
| CN109333447A (en) * | 2018-11-28 | 2019-02-15 | 中铁重工有限公司 | Pin removal suitable for large-scale fitting body and method of pulling pin |
| CN109531491A (en) * | 2018-12-18 | 2019-03-29 | 重庆诺为生态环境工程有限公司 | Drawing fastener |
| CN109895018A (en) * | 2017-12-11 | 2019-06-18 | 上海航空电器有限公司 | The dedicated puller of band lamp push switch and method |
Citations (6)
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| JP4098165B2 (en) * | 2003-06-09 | 2008-06-11 | 河村電器産業株式会社 | Connector removal tool |
| CN201394820Y (en) * | 2009-05-04 | 2010-02-03 | 河南省电力公司郑州供电公司 | Multifunctional pin removing device |
| CN202147255U (en) * | 2011-07-26 | 2012-02-22 | 湖北三江航天万山特种车辆有限公司 | Pin pulling device |
| CN102990605A (en) * | 2012-12-18 | 2013-03-27 | 徐州竞舟电子科技有限公司 | Pin puller |
| CN203019305U (en) * | 2013-01-05 | 2013-06-26 | 中国神华能源股份有限公司 | Manual pin pulling device |
| CN203665445U (en) * | 2014-01-09 | 2014-06-25 | 中国神华能源股份有限公司 | Pin pulling tool |
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2014
- 2014-01-09 CN CN201410010308.4A patent/CN103737544A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4098165B2 (en) * | 2003-06-09 | 2008-06-11 | 河村電器産業株式会社 | Connector removal tool |
| CN201394820Y (en) * | 2009-05-04 | 2010-02-03 | 河南省电力公司郑州供电公司 | Multifunctional pin removing device |
| CN202147255U (en) * | 2011-07-26 | 2012-02-22 | 湖北三江航天万山特种车辆有限公司 | Pin pulling device |
| CN102990605A (en) * | 2012-12-18 | 2013-03-27 | 徐州竞舟电子科技有限公司 | Pin puller |
| CN203019305U (en) * | 2013-01-05 | 2013-06-26 | 中国神华能源股份有限公司 | Manual pin pulling device |
| CN203665445U (en) * | 2014-01-09 | 2014-06-25 | 中国神华能源股份有限公司 | Pin pulling tool |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895018A (en) * | 2017-12-11 | 2019-06-18 | 上海航空电器有限公司 | The dedicated puller of band lamp push switch and method |
| CN109895018B (en) * | 2017-12-11 | 2024-01-02 | 上海航空电器有限公司 | Special pulling tool and method for push switch with lamp |
| CN108555825A (en) * | 2018-06-20 | 2018-09-21 | 国家电网有限公司 | Pin extracting apparatus |
| CN109333447A (en) * | 2018-11-28 | 2019-02-15 | 中铁重工有限公司 | Pin removal suitable for large-scale fitting body and method of pulling pin |
| CN109531491A (en) * | 2018-12-18 | 2019-03-29 | 重庆诺为生态环境工程有限公司 | Drawing fastener |
| CN109531491B (en) * | 2018-12-18 | 2024-04-19 | 重庆诺为生态环境工程有限公司 | Drawing fastener |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140423 |