CN204686807U - A kind of needle bearing extracting tool - Google Patents

A kind of needle bearing extracting tool Download PDF

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Publication number
CN204686807U
CN204686807U CN201520349508.2U CN201520349508U CN204686807U CN 204686807 U CN204686807 U CN 204686807U CN 201520349508 U CN201520349508 U CN 201520349508U CN 204686807 U CN204686807 U CN 204686807U
Authority
CN
China
Prior art keywords
needle bearing
pull bar
extracting tool
described pull
pull 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.)
Expired - Fee Related
Application number
CN201520349508.2U
Other languages
Chinese (zh)
Inventor
蔡吾吉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Copper Corp
Jiangxi Copper Co Ltd
Original Assignee
Jiangxi Copper Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangxi Copper Co Ltd filed Critical Jiangxi Copper Co Ltd
Priority to CN201520349508.2U priority Critical patent/CN204686807U/en
Application granted granted Critical
Publication of CN204686807U publication Critical patent/CN204686807U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Sliding-Contact Bearings (AREA)

Abstract

The utility model discloses a kind of needle bearing extracting tool, solve the problem of the thorny inconvenience of needle bearing on dismounting loading machine work oil pump end cap, this needle bearing extracting tool comprises pull bar, splicing sleeve and limited block, the lower end of described pull bar is provided with pull head, tail end is provided with spanner side, middle part is provided with the screw mandrel used with nut screw connection, and the external diameter of the lower end boss of described pull head and the diameter of bore of split needle bearing match; The upper end of described splicing sleeve is provided with the sliding mesopore of joining with described pull bar; Described limited block is for limiting described pull head moving radially in split needle bearing hole.The utility model steadily can dismantle the needle bearing on loading machine work oil pump end cap reliably, has structure simple, the features such as result of use is good.

Description

A kind of needle bearing extracting tool
Technical field
The utility model relates to a kind of needle bearing extracting tool, especially relevant with the dismounting of loading machine work oil pump end cap needle bearing.
Background technology
When needle bearing that ZL50 wheel loader work oil pump front and back ends covers needs after damaging to change, the dismounting of its needle bearing is a thorny work, has no way of doing it, dismantles not only time and effort consuming by force, also easily damage end cap.
Summary of the invention
The purpose of this utility model is just to provide a kind of needle bearing extracting tool, and it can dismantle the needle bearing on loading machine work oil pump end cap reliably.
The technical solution of the utility model is: a kind of needle bearing extracting tool, this needle bearing extracting tool comprises pull bar, splicing sleeve and limited block, the lower end of described pull bar is provided with pull head, tail end is provided with spanner side, middle part is provided with the screw mandrel used with nut screw connection, and the external diameter of the lower end boss of described pull head and the diameter of bore of split needle bearing match; The upper end of described splicing sleeve is provided with the sliding mesopore of joining with described pull bar; Described limited block is for limiting described pull head moving radially in split needle bearing hole.
The utility model steadily can dismantle the needle bearing on loading machine work oil pump end cap reliably, has structure simple, the features such as result of use is good.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model using state structural representation.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further.
As shown in Figure 1: a kind of needle bearing extracting tool of the utility model, this needle bearing extracting tool comprises pull bar 10, splicing sleeve 20 and limited block 30, the lower end of described pull bar 10 is provided with pull head 11, tail end is provided with spanner side 12, middle part be provided with nut 13 with the use of screw mandrel, the external diameter of the lower end boss 111 of described pull head 11 and the diameter of bore of split needle bearing match; The upper end of described splicing sleeve 20 is provided with the sliding mesopore 21 of joining with described pull bar 10; Described limited block 30 is for limiting described pull head 11 moving radially in split needle bearing hole.
As shown in Fig. 2, the utility model is when dismantling the needle bearing on loading machine work oil pump end cap, first the pull head 11 of described pull bar 10 is placed in bottom the endoporus of needle bearing 40, then the boss 111 on pull head 11 is made to insert the low side of needle bearing 40 to left pull bar 10, and make pull head 11 near left side needle roller, insert between the space between pull head 11 right side and needle roller with limited block 30 afterwards, for limiting moving radially of pull head 11, now on pull bar 10, overlap splicing sleeve 20, and nut 13 of screwing on, splicing sleeve 20 is made to be bearing on end cap 50, then proficiency spanner blocks spanner side 12, on the other hand with spanner rotating nut 13, at this moment pull bar 10 moves up under the effect of splicing sleeve 20, needle bearing 40 can take apart.

Claims (1)

1. a needle bearing extracting tool, this needle bearing extracting tool comprises pull bar (10), splicing sleeve (20) and limited block (30), the upper end of described splicing sleeve (20) is provided with the sliding mesopore (21) of joining with described pull bar (10), it is characterized in that: the lower end of described pull bar (10) is provided with pull head (11), tail end is provided with spanner side (12), middle part be provided with nut (13) with the use of screw mandrel, the external diameter of lower end boss (111) and the diameter of bore of split needle bearing of described pull head (11) match; Described limited block (30) is for limiting described pull head (11) moving radially in split needle bearing hole.
CN201520349508.2U 2015-05-27 2015-05-27 A kind of needle bearing extracting tool Expired - Fee Related CN204686807U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520349508.2U CN204686807U (en) 2015-05-27 2015-05-27 A kind of needle bearing extracting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520349508.2U CN204686807U (en) 2015-05-27 2015-05-27 A kind of needle bearing extracting tool

Publications (1)

Publication Number Publication Date
CN204686807U true CN204686807U (en) 2015-10-07

Family

ID=54227145

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520349508.2U Expired - Fee Related CN204686807U (en) 2015-05-27 2015-05-27 A kind of needle bearing extracting tool

Country Status (1)

Country Link
CN (1) CN204686807U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106112911A (en) * 2016-08-25 2016-11-16 吉林化工学院 A bearing lifting device
CN107116508A (en) * 2016-02-25 2017-09-01 哈尔滨飞机工业集团有限责任公司 A kind of method and instrument for removing bushing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107116508A (en) * 2016-02-25 2017-09-01 哈尔滨飞机工业集团有限责任公司 A kind of method and instrument for removing bushing
CN106112911A (en) * 2016-08-25 2016-11-16 吉林化工学院 A bearing lifting device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151007

Termination date: 20200527

CF01 Termination of patent right due to non-payment of annual fee