CN200957538Y - Convenient spanner for chunck - Google Patents
Convenient spanner for chunck Download PDFInfo
- Publication number
- CN200957538Y CN200957538Y CN 200620108319 CN200620108319U CN200957538Y CN 200957538 Y CN200957538 Y CN 200957538Y CN 200620108319 CN200620108319 CN 200620108319 CN 200620108319 U CN200620108319 U CN 200620108319U CN 200957538 Y CN200957538 Y CN 200957538Y
- Authority
- CN
- China
- Prior art keywords
- wrench
- main handle
- rear portion
- tooth
- tommy bar
- 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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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model provides a convenience wrench for chuck. The wrench comprises a main haft with driving end and a wrench bar as the hand grip; wherein the rear part of the main haft is in socket connection with the wrench and a clearance fit is provided between the rear part of the main haft and the wrench bar, the side surface of the rear part of the main haft is toothed, a slot is arranged on the wrench bar to match the position of the tooth of the rear part of the main haft, a rotary block which is connected with the wrench bar is arranged in the slot and some teeth which fit the teeth of the rear part of the main haft are arranged at both ends of the rotary block. When using the wrench of the utility model to make the chuck hold or release a work piece, the continuous operation of the wrench can be realized by controlling the rotary block without the need to remove the wrench from the wrench hole of the chuck to be very convenient in the operation.
Description
Technical field
The utility model relates to a kind of spanner that is used for the chuck class.
Background technology
The spanner that is used for the chuck class generally is made up of main handle with driving end and the tommy bar that is used to hand, both are fixedly connected, when using spanner to handle the chuck clamping or loosening workpiece, need repeatedly spanner is loaded and unloaded from the driving hole of chuck, waste operator's time, use inconvenient.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of convenient wrench that is used for the chuck class easy to use.For this reason, the utility model is by the following technical solutions: it comprises main handle with driving end and the tommy bar that is used to hand, main handle rear portion inserts in the tommy bar and matched in clearance, the side at main handle rear portion is provided with tooth, described tommy bar is provided with groove in the position of the tooth at the main handle of correspondence rear portion, be provided with the moving block that is connected with tommy bar in the groove, the two ends of moving block are respectively equipped with the tooth that cooperates with the tooth at described main handle rear portion.Owing to adopt the technical solution of the utility model, when using spanner to handle the chuck clamping or loosening workpiece, can realize the continuous firing of spanner by handling moving block, need not repeatedly spanner be loaded and unloaded from the driving hole of chuck, very easy to use.
On the basis of adopting above technical scheme, the utility model also can adopt following further technical scheme: the back side at moving block is provided with cam, and described groove is provided with the hole in the position of corresponding cam, is provided with spring and the ball that acts on cam in the hole.
Description of drawings
Fig. 1 is the front view of the partly cut-away of a kind of embodiment of the utility model.
Fig. 2 is embodiment illustrated in fig. 1 when a kind of duty, the vertical view of cutting open along the A-A line.
Fig. 3 is embodiment illustrated in fig. 1 when another kind of duty, the vertical view of cutting open along the A-A line.
The specific embodiment
With reference to accompanying drawing.The utility model comprises main handle 1 with driving end 11 and the tommy bar 2 that is used to hand, main handle rear portion inserts in the tommy bar and matched in clearance, the side at main handle rear portion is provided with tooth 12, described tommy bar is provided with groove 23 in the position of the tooth at the main handle of correspondence rear portion, be provided with the moving block 3 that is connected with tommy bar in the groove, the two ends of moving block are respectively equipped with the tooth 31 that cooperates with the tooth at described main handle rear portion.
In the present embodiment, driving end 11 is a square head.Drawing reference numeral 21 is the hole of inserting for main handle on the tommy bar.Drawing reference numeral 4 is for being connected moving block 3 turning cylinders on the tommy bar.
Main handle rear portion is provided with step 13 cooperating with the lower end in hole 21 is spacing, and 21 the upper end in the hole is spacing by 7 pairs of main handles of jump ring, with convenient installation of the present utility model.
The back side of moving block is provided with cam 32, and described groove is provided with hole 22 in the position of corresponding cam, is provided with spring 6 in the hole and acts on the ball 5 of cam, like this, can play the power-assisted effect to the operation moving block, make handle more flexible laborsaving and prevent the loosening of part.
Claims (3)
1, a kind of convenient wrench that is used for the chuck class, comprise main handle with driving end and the tommy bar that is used to hand, it is characterized in that main handle rear portion inserts in the tommy bar and matched in clearance, the side at main handle rear portion is provided with tooth, described tommy bar is provided with groove in the position of the tooth at the main handle of correspondence rear portion, be provided with the moving block that is connected with tommy bar in the groove, the two ends of moving block are respectively equipped with the tooth that cooperates with the tooth at described main handle rear portion.
2, a kind of convenient wrench that is used for the chuck class as claimed in claim 1 is characterized in that the back side of moving block is provided with cam, and described groove is provided with the hole in the position of corresponding cam, is provided with spring and the ball that acts on cam in the hole.
3, a kind of convenient wrench that is used for the chuck class as claimed in claim 1 or 2, it is characterized in that main handle rear portion be provided with tommy bar on the spacing step that cooperates in main handle patchhole lower end, the upper end in the hole, described spanner is provided with the spacing jump ring of main handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620108319 CN200957538Y (en) | 2006-09-28 | 2006-09-28 | Convenient spanner for chunck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620108319 CN200957538Y (en) | 2006-09-28 | 2006-09-28 | Convenient spanner for chunck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200957538Y true CN200957538Y (en) | 2007-10-10 |
Family
ID=38784411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620108319 Expired - Fee Related CN200957538Y (en) | 2006-09-28 | 2006-09-28 | Convenient spanner for chunck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200957538Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430998A (en) * | 2010-09-29 | 2012-05-02 | 江苏省常州技师学院 | Ratchet wheel compound lathe workpiece |
-
2006
- 2006-09-28 CN CN 200620108319 patent/CN200957538Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430998A (en) * | 2010-09-29 | 2012-05-02 | 江苏省常州技师学院 | Ratchet wheel compound lathe workpiece |
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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: 20071010 Termination date: 20091028 |