CN104526547A - Clamp for mini-tiller differential gear inner hole grinding - Google Patents
Clamp for mini-tiller differential gear inner hole grinding Download PDFInfo
- Publication number
- CN104526547A CN104526547A CN201410761145.3A CN201410761145A CN104526547A CN 104526547 A CN104526547 A CN 104526547A CN 201410761145 A CN201410761145 A CN 201410761145A CN 104526547 A CN104526547 A CN 104526547A
- Authority
- CN
- China
- Prior art keywords
- differential gear
- claw
- hand member
- tiller
- pedestal
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
- Retarders (AREA)
Abstract
The invention discloses a clamp for mini-tiller differential gear inner hole grinding. The clamp comprises a base and further comprises a chuck, a pull rod, a connecting plate, ball pins and a clamping claw. The chuck is hollow and comprises a disc base with the left end connected and fixed to the base and a disc body fixed to the right end of the disc base, at least three ball pins are evenly distributed in the peripheral direction of the right end face of the disc body, the right end of the pull rod penetrates through the base to extend into the middle cavity of the disc base, the pull rod is in sliding connection with the base, the right end of the pull rod is connected with the connecting plate, at least three connecting arms penetrating through the disc base are arranged in the peripheral direction of the connecting plate, chutes for the connecting arms to slide in a left-right mode are formed in the side wall of the cavity of the disc base, the outer ends of the connecting arms are hinged to the left end of the clamping claw, a chute for accommodating the clamping claw is formed in the peripheral direction of the clamping claw, the middle of the clamping claw is in sliding connection with the disc body, the right end of the clamping claw extends to the right portion of the disc body, and a press head matched with the right end of a differential gear is obliquely arranged at the right end of the clamping claw. By means of the scheme, the ball pins are utilized to accurately position a differential gear workpiece, meanwhile the clamping claw firmly clamps the differential gear workpiece, the clamp is convenient and quick to use, and production efficiency is greatly improved.
Description
Technical field
The present invention relates to tiller parts production and processing technical field, particularly a kind of tiller differential gear inner hole grinding fixture.
Background technology
Tiller with small diesel engine or gasoline engine for power, the features such as have lightweight, volume is little, and structure is simple.Tiller is widely used in the nonirrigated farmland, paddy field, orchard etc. on Plain, mountain area, hills.Mix corresponding facility can carry out drawing water, generate electricity, spray the operation such as medicine, spray, also can draw towed vehicle and carry out short-distance transport, tiller freely can be exercised in field, user-friendly and deposit, eliminating the worry that large-scale farm machinery cannot enter mountain area field, is that vast farmers consumer substitutes the cultivated optimal selection of ox.
Differential gear is the important component part of tiller, it decides a tiller and whether has turning function, whether possesses the ability of flipper turn, and usually need in differential gear process to carry out inner hole grinding to guarantee its assembly precision and to turn to precision, but how the differential gear in prior art during differential gear inner hole grinding locates a difficult problem becoming puzzlement people, whether differential gear accurate positioning directly decides the processing of differential gear, the precision of assembling.
Summary of the invention
The invention is intended to provide a kind of tiller differential gear inner hole grinding fixture, to solve the problem of accurately location differential gear.
Tiller differential gear inner hole grinding fixture in this programme, comprises pedestal, also comprises chuck, pull bar, connecting plate, ball pin and claw, chuck is hollow, it comprises dish seat that left end and pedestal be connected and fixed and is fixed on the disk body coiling seat right-hand member, disk body right side circumference is evenly equipped with at least three ball pins, pull bar right-hand member extend in dish seat central cavity through pedestal, pull bar and pedestal are slidably connected, pull bar right-hand member is connected with connecting plate, connecting plate is circumferentially with the linking arm that at least three pass dish seat, dish seat cavity sidewalls is provided with the chute horizontally slipped for linking arm, the hinged claw left end in linking arm outer end, disk body is circumferentially with the slideway holding claw, be slidably connected with disk body in the middle part of claw, claw right-hand member reaches disk body right, claw right-hand member tilts to be provided with the pressure head mated with differential gear right-hand member.
During work, differential gear workpiece is located in ball pin with involute profile, when pull bar is moved to the left, drives three claws by differential gear Work-sheet pressing, can carry out inner hole grinding processing by connecting plate; When pull bar moves to right, drive three claws to move right by connecting plate, make claw unclamp differential gear workpiece, differential gear workpiece can be taken off.
Structure of the present invention is simple, and processing ease, utilizes ball pin accurately to locate differential gear workpieces, and claw firm grip differential gear workpiece, convenient and swift simultaneously, substantially increases production efficiency, reduce cost.
Further, pedestal right-hand member is provided with annular boss, annular boss cylindrical and dish seat left end Internal hole positioning, accurate positioning, dish seat left end is circumferentially with through hole, and on pedestal, corresponding position is provided with screwed hole, pedestal firmly can be connected with chuck by screw, facilitate installing/dismounting.
Further, ball pin is six, and linking arm is three, accurate positioning, and clamping firmly.
Further, pull bar right-hand member is provided with positive stop lug boss, from positive stop lug boss smooth section, thread segment successively to the right on pull bar, connecting plate endoporus can be enclosed within smooth section, thread segment attaching nut, tightening nut to connecting plate end face is against on boss and can be fixed on pull bar by connecting plate, facilitates installing/dismounting.
Further, slideway inner slide is connected with the ejector pin perpendicular to claw, spring is connected with between ejector pin and slideway, slideway right-hand member is enlarging shape, and stepped in what mate with enlarging place of slideway right-hand member outside claw, ejector pin is against inside claw, make thicker outside claw one section to slide against outside slideway always, after pull bar moves right and touches slideway enlarging place to outer side steps distortion place of claw, thinner outside claw one section can be made to slide against outside slideway, the relative opened with certain angle of claw always.
Further, pedestal is circumferentially with six installing holes, is conveniently arranged on lathe or workbench by fixture.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: pull bar 1, connecting plate 2, ball pin 3, claw 4, spring 5, ejector pin 6.
Embodiment is substantially as shown in Figure 1: the tiller differential gear inner hole grinding fixture in this programme comprises pedestal, pedestal is circumferentially with six installing holes, conveniently fixture is arranged on lathe or workbench, also comprises chuck, pull bar 1, connecting plate 2, ball pin 3 and claw 4, chuck is hollow, it comprises dish seat that left end and pedestal be connected and fixed and is fixed on the disk body coiling seat right-hand member, pedestal right-hand member is provided with annular boss, annular boss cylindrical and dish seat left end Internal hole positioning, accurate positioning, dish seat left end is circumferentially with through hole, on pedestal, corresponding position is provided with screwed hole, pedestal firmly can be connected with chuck by screw, facilitate installing/dismounting, disk body right side circumference is evenly equipped with six ball pins, pull bar right-hand member extend in dish seat central cavity through pedestal, pull bar and pedestal are slidably connected, pull bar right-hand member is connected with connecting plate, connecting plate is circumferentially with the linking arm that three pass dish seat, dish seat cavity sidewalls is provided with the chute horizontally slipped for linking arm, the hinged claw left end in linking arm outer end, disk body is circumferentially with the slideway holding claw, be slidably connected with disk body in the middle part of claw, slideway inner slide is connected with the ejector pin 6 perpendicular to claw, spring 5 is connected with between ejector pin and slideway, slideway right-hand member is enlarging shape, stepped in what mate with enlarging place of slideway right-hand member outside claw, ejector pin is against inside claw, make thicker outside claw one section to slide against outside slideway always, after pull bar moves right and touches slideway enlarging place to outer side steps distortion place of claw, thinner outside claw one section can be made to slide against outside slideway always, the relative opened with certain angle of claw, claw right-hand member reaches disk body right, claw right-hand member tilts to be provided with the pressure head mated with differential gear right-hand member.
During work, differential gear workpiece is located in ball pin with involute profile, when pull bar is moved to the left, drives three claws by differential gear Work-sheet pressing, can carry out inner hole grinding processing by connecting plate; When pull bar moves to right, drive three claws to move right by connecting plate, make claw unclamp differential gear workpiece, differential gear workpiece can be taken off.
Structure of the present invention is simple, and processing ease, utilizes ball pin accurately to locate differential gear workpieces, and claw firm grip differential gear workpiece, convenient and swift simultaneously, substantially increases production efficiency, reduce cost.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect the practicality of effect of the invention process and invention.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (6)
1. tiller differential gear inner hole grinding fixture, comprises pedestal, it is characterized in that, also comprises chuck, pull bar, connecting plate, ball pin and claw, chuck is hollow, it comprises dish seat that left end and pedestal be connected and fixed and is fixed on the disk body coiling seat right-hand member, disk body right side circumference is evenly equipped with at least three ball pins, pull bar right-hand member extend in dish seat central cavity through pedestal, pull bar and pedestal are slidably connected, pull bar right-hand member is connected with connecting plate, connecting plate is circumferentially with the linking arm that at least three pass dish seat, dish seat cavity sidewalls is provided with the chute horizontally slipped for linking arm, the hinged claw left end in linking arm outer end, disk body is circumferentially with the slideway holding claw, be slidably connected with disk body in the middle part of claw, claw right-hand member reaches disk body right, claw right-hand member tilts to be provided with the pressure head mated with differential gear right-hand member.
2. tiller differential gear inner hole grinding fixture according to claim 1, it is characterized in that: pedestal right-hand member is provided with annular boss, annular boss cylindrical and dish seat left end Internal hole positioning, dish seat left end is circumferentially with through hole, and on pedestal, corresponding position is provided with screwed hole.
3. tiller differential gear inner hole grinding fixture according to claim 2, it is characterized in that: ball pin is six, linking arm is three.
4. tiller differential gear inner hole grinding fixture according to claim 3, is characterized in that: pull bar right-hand member is provided with positive stop lug boss, from positive stop lug boss smooth section, thread segment successively to the right on pull bar.
5. tiller differential gear inner hole grinding fixture according to claim 4, it is characterized in that: slideway inner slide is connected with the ejector pin perpendicular to claw, be connected with spring between ejector pin and slideway, slideway right-hand member is enlarging shape, stepped in what mate with enlarging place of slideway right-hand member outside claw.
6. tiller differential gear inner hole grinding fixture according to claim 5, is characterized in that: pedestal is circumferentially with six installing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410761145.3A CN104526547A (en) | 2014-12-12 | 2014-12-12 | Clamp for mini-tiller differential gear inner hole grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410761145.3A CN104526547A (en) | 2014-12-12 | 2014-12-12 | Clamp for mini-tiller differential gear inner hole grinding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104526547A true CN104526547A (en) | 2015-04-22 |
Family
ID=52842273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410761145.3A Pending CN104526547A (en) | 2014-12-12 | 2014-12-12 | Clamp for mini-tiller differential gear inner hole grinding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104526547A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842774A (en) * | 2019-11-29 | 2020-02-28 | 株洲钻石切削刀具股份有限公司 | Self-adaptive grinding clamp |
-
2014
- 2014-12-12 CN CN201410761145.3A patent/CN104526547A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842774A (en) * | 2019-11-29 | 2020-02-28 | 株洲钻石切削刀具股份有限公司 | Self-adaptive grinding clamp |
| CN110842774B (en) * | 2019-11-29 | 2021-03-23 | 株洲钻石切削刀具股份有限公司 | Self-adaptive grinding clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |