CN203236256U - Heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool - Google Patents
Heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool Download PDFInfo
- Publication number
- CN203236256U CN203236256U CN 201320154192 CN201320154192U CN203236256U CN 203236256 U CN203236256 U CN 203236256U CN 201320154192 CN201320154192 CN 201320154192 CN 201320154192 U CN201320154192 U CN 201320154192U CN 203236256 U CN203236256 U CN 203236256U
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- Prior art keywords
- transmission shaft
- oil cylinder
- heavy
- bed die
- locating
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000005056 compaction Methods 0.000 abstract 2
- 231100000817 safety factor Toxicity 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Abstract
The utility model relates to a heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool. The locating tool comprises a bracket which is arranged on the upper side of a tool rest, wherein the bracket comprises upright columns which are vertically arranged on the two sides of the tool rest and a beam which is laterally arranged on the top ends of the upright columns; a lower die is arranged on the tool rest between the upright columns; an oil cylinder with a downward flexible end is arranged on the upper side of the beam; pull rods are respectively arranged on the beam on the two sides of the oil cylinder and is parallel to the oil cylinder; and an upper die is installed on the flexible end of the oil cylinder and the lower ends of the pull rods and matched with the lower die. The manual compaction mode of a conventional locating tool is changed into an air cylinder compaction mode, so that the labor intensity of the operating personnel is reduced, problems of the poor processing accuracy and even damaged workpieces which are caused by transmission shaft workpiece fastening state variation due to the changing of the operating personnel are also avoided, furthermore, the processing precision, the production efficiency and safety factors are improved, raw materials are saved, and the production cost is lowered.
Description
Technical field
The utility model belongs to the Machining Technology field, is specifically related to the frock clamp that uses in a kind of machining, and particularly a kind of heavy-duty car transmission shaft end face fork tooth draws the key positioning tool.
Background technology
Frock clamp is requisite parts in the machining, and it is used for rapid fastening workpiece, makes lathe, cutter, workpiece keep correct Working position, and then realizes that workpiece processes accurately, and its quality directly has influence on the quality of workpiece crudy.In the processing of heavy-duty car transmission shaft end face fork tooth, because the out-of-shape of power transmission shaft workpiece, add the suffered power of workpiece in man-hour very large, therefore, the clamping of such workpiece is very difficult.All adopt now the fastening workpiece of mode of artificial rotation by screw mandrel, operating personnel's the amount of labour is larger, in actual mechanical process, because of operating personnel's difference, make the fastening degree of workpiece unstable, often fastening degree does not reach requirement, occurs the phenomenons such as dislocation in process, causes the precision of processing relatively poor, even defective work piece, and then make the efficient of processing lower, and wasted raw material, make the production cost of enterprise high; In addition, existing tool locating instrument is realized the location by four positioning keys of lifting bed die bottom, and the efficient of location is very low and exist very large danger.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and has namely improved the heavy-duty car transmission shaft end face fork tooth that machining accuracy and working (machining) efficiency reduced again workman's the amount of labour, danger coefficient and production cost and draw the key positioning tool.
The purpose of this utility model is achieved in that
A kind of heavy-duty car transmission shaft end face fork tooth draws the key positioning tool, comprise the support that is arranged on the knife rest upside, described support comprises the column that vertically is arranged on the knife rest both sides and the crossbeam that is horizontally installed on the column top, be provided with bed die on the knife rest between the column, the upside of crossbeam is provided with telescopic end oil cylinder down, be provided with the pull bar parallel with oil cylinder on the crossbeam of oil cylinder both sides, the telescopic end of oil cylinder and the lower end of pull bar are equipped with the mold that matches with bed die.
Described bed die is round tube shape structure, and the top of bed die is provided with four locating slots, and the bottom of bed die is provided with the cutter groove that passes through for broaching tool, is provided with the locating bar for the positioning transmission shaft-like work in the locating slot.
The angle of the line of relative locating slot is 70 ° in described four locating slots.
Described locating slot is the U-shaped shape structure of upper end open.
The utlity model has following positive effect: the utility model is modified into cylinder-pressing with traditional positioning tool by manual the compression, so not only reduced operating personnel's labour intensity, and it is poor to have avoided replacing because of operating personnel to make power transmission shaft workpiece tightening state change the machining accuracy that causes, even the problem of workpiece damage, and then machining accuracy, production efficiency and safety coefficient have been improved, save raw material, reduced production cost; In addition, realize that by four positioning keys of employing bottom the lifting bed die before the location is modified into the mode that adopts locating bar and locating slot to match and realizes the location, improved position success rate and safety coefficient, reduced the difficulty of locating.
Description of drawings
Fig. 1 is the structural representation that a kind of heavy-duty car transmission shaft end face fork of the utility model tooth draws the use state of key positioning tool.
Fig. 2 is that a kind of heavy-duty car transmission shaft end face fork of the utility model tooth draws the bed die of key positioning tool and the structural representation that the location cooperates.
Among the figure: 1, knife rest 2, support 2-1, column 2-2, crossbeam 3, bed die 3-1, locating slot 3-2, cutter groove 4, mold 5, pull bar 6, oil cylinder 7, power transmission shaft workpiece 8, locating bar.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As described in Figure 1, a kind of heavy-duty car transmission shaft end face fork tooth draws the key positioning tool, comprise the support 2 that is arranged on knife rest 1 upside, described support 2 comprises the column 2-1 that vertically is arranged on knife rest 1 both sides and the crossbeam 2-2 that is horizontally installed on column 2-1 top, be provided with bed die 3 on the knife rest 1 between the column 2-1, the upside of crossbeam 2-2 is provided with telescopic end oil cylinder 6 down, be provided with the pull bar 5 parallel with oil cylinder 6 on the crossbeam 2-2 of oil cylinder 6 both sides, the lower end of the telescopic end of oil cylinder 6 and pull bar 5 is equipped with the mold 4 that matches with bed die 3.
Described bed die 3 is round tube shape structure, and the top of bed die 3 is provided with four locating slot 3-1, and the bottom of bed die 3 is provided with the cutter groove 3-2 that passes through for broaching tool, is provided with the locating bar 8 for positioning transmission shaft-like work 7 in the locating slot 3-1.
The angle of the line of relative locating slot 3-1 is 70 ° among described four locating slot 3-1.
The U-shaped shape structure that described locating slot 3-1 is upper end open.
The utility model is placed on power transmission shaft workpiece 7 between mold 4 and the bed die 3 in use, starts oil cylinder 6, and mold 3 is descending, and power transmission shaft workpiece 7 is fastened between mold 4 and the bed die 3, starts broaching tool, draws key operation.
The utility model is modified into cylinder-pressing with traditional positioning tool by manual the compression, so not only reduced operating personnel's labour intensity, and it is poor to have avoided replacing because of operating personnel to make power transmission shaft workpiece tightening state change the machining accuracy that causes, even the problem of workpiece damage, and then machining accuracy, production efficiency and safety coefficient have been improved, save raw material, reduced production cost; In addition, realize that by four positioning keys of employing bottom the lifting bed die before the location is modified into the mode that adopts locating bar and locating slot to match and realizes the location, improved position success rate and safety coefficient, reduced the difficulty of locating.
As illustrated in figs. 1 and 2, a kind of heavy-duty car transmission shaft end face fork tooth draws the key positioning tool, comprise the support 2 that is arranged on knife rest 1 upside, described support 2 comprises the column 2-1 that vertically is arranged on knife rest 1 both sides and the crossbeam 2-2 that is horizontally installed on column 2-1 top, be provided with bed die 3 on the knife rest 1 between the column 2-1, the upside of crossbeam 2-2 is provided with telescopic end oil cylinder 6 down, be provided with the pull bar 5 parallel with oil cylinder 6 on the crossbeam 2-2 of oil cylinder 6 both sides, the lower end of the telescopic end of oil cylinder 6 and pull bar 5 is equipped with the mold 4 that matches with bed die 3.
Described bed die 3 is round tube shape structure, and the top of bed die 3 is provided with four locating slot 3-1, and the bottom of bed die 3 is provided with the cutter groove 3-2 that passes through for broaching tool, is provided with the locating bar 8 for positioning transmission shaft-like work 7 in the locating slot 3-1.
The angle of the line of relative locating slot 3-1 is 70 ° among described four locating slot 3-1.
The U-shaped shape structure that described locating slot 3-1 is upper end open.
The utility model penetrates locating bar 8 in the earhole of the power transmission shaft workpiece 7 that will draw key in use, and locating bar 8 is put into wherein in one group of relative locating slot 3-1, starts oil cylinder 6, and mold 4 is descending, and fastening power transmission shaft workpiece 7 starts broaching tool and draws key; Close oil cylinder 6, mold 4 is up, takes out locating bar 8 and power transmission shaft workpiece 7, and locating bar 8 is put in the relative locating slot 3-1 of another group, starts broaching tool and draws key, namely finishes the key operation that draws of whole power transmission shaft workpiece 7.
The utility model is modified into cylinder-pressing with traditional positioning tool by manual the compression, so not only reduced operating personnel's labour intensity, and it is poor to have avoided replacing because of operating personnel to make power transmission shaft workpiece tightening state change the machining accuracy that causes, even the problem of workpiece damage, and then machining accuracy, production efficiency and safety coefficient have been improved, save raw material, reduced production cost; In addition, realize that by four positioning keys of employing bottom the lifting bed die before the location is modified into the mode that adopts locating bar and locating slot to match and realizes the location, improved position success rate and safety coefficient, reduced the difficulty of locating.
Claims (4)
1. a heavy-duty car transmission shaft end face fork tooth draws the key positioning tool, comprise the support that is arranged on the knife rest upside, it is characterized in that: described support comprises the column that vertically is arranged on the knife rest both sides and the crossbeam that is horizontally installed on the column top, be provided with bed die on the knife rest between the column, the upside of crossbeam is provided with telescopic end oil cylinder down, be provided with the pull bar parallel with oil cylinder on the crossbeam of oil cylinder both sides, the telescopic end of oil cylinder and the lower end of pull bar are equipped with the mold that matches with bed die.
2. a kind of heavy-duty car transmission shaft end face fork tooth according to claim 1 draws the key positioning tool, it is characterized in that: described bed die is round tube shape structure, the top of bed die is provided with four locating slots, the bottom of bed die is provided with the cutter groove that passes through for broaching tool, is provided with the locating bar for the positioning transmission shaft-like work in the locating slot.
3. a kind of heavy-duty car transmission shaft end face fork tooth according to claim 2 draws the key positioning tool, it is characterized in that: the angle of the line of relative locating slot is 70 ° in described four locating slots.
4. a kind of heavy-duty car transmission shaft end face fork tooth according to claim 2 draws the key positioning tool, it is characterized in that: described locating slot is the U-shaped shape structure of upper end open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154192 CN203236256U (en) | 2013-04-01 | 2013-04-01 | Heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154192 CN203236256U (en) | 2013-04-01 | 2013-04-01 | Heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203236256U true CN203236256U (en) | 2013-10-16 |
Family
ID=49313586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320154192 Expired - Fee Related CN203236256U (en) | 2013-04-01 | 2013-04-01 | Heavy-duty truck transmission shaft end face forked end tooth pulling key locating tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203236256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149931A (en) * | 2015-10-19 | 2015-12-16 | 无锡清杨机械制造有限公司 | Jig |
-
2013
- 2013-04-01 CN CN 201320154192 patent/CN203236256U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149931A (en) * | 2015-10-19 | 2015-12-16 | 无锡清杨机械制造有限公司 | Jig |
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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: 20131016 Termination date: 20150401 |
|
| EXPY | Termination of patent right or utility model |