CN105345163A - Clamping mechanism having worm wheels, worm rods and return magnets - Google Patents
Clamping mechanism having worm wheels, worm rods and return magnets Download PDFInfo
- Publication number
- CN105345163A CN105345163A CN201510852104.XA CN201510852104A CN105345163A CN 105345163 A CN105345163 A CN 105345163A CN 201510852104 A CN201510852104 A CN 201510852104A CN 105345163 A CN105345163 A CN 105345163A
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- China
- Prior art keywords
- worm
- clamping limb
- clamping
- gear
- grip block
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses a clamping mechanism having worm wheels, worm rods and return magnets. The clamping mechanism comprises a mounting base, wherein a mounting cavity is formed in the mounting base; at least three clamping arms are arranged in the mounting cavity; the clamping arms are uniformly distributed in an annular form; the head parts of the clamping arms forwards extend outside the mounting cavity; the middle parts of the clamping arms are respectively hinged with the mounting base; one clamping arm ejector rod is inserted in the mounting base behind the clamping arms; the front end of the clamping arm ejector rod is aligned to the tail parts of the clamping arms; when the clamping arm ejector rod advances, the tails of the clamping arms are pushed to correspondingly separate, and the heads are correspondingly clamped; the clamping arm ejector rod is driven by a jacking device having worm wheels and worm rods; and clamping arm return magnets are arranged at the inner side of the tail of any clamping arm, and attract the tails of the clamping arms to correspondingly clamp to return. The clamping mechanism realizes the clamping of bevel gear shafts with different diameters, and is simple in operation and wide in application range.
Description
Technical field
The invention belongs to machining tool clamp field, be specifically related to a kind of clamp system with worm and gear and reset magnet.
Background technology
Bevel gear is also bevel gear, is widely used in industrial drive apparatus, differential for vehicles, locomotive, boats and ships, power plant, steel mill, railroad track detection etc.Need in bevel gear making process to use fixture to be fixed by bevel gear shaft, then processing and forming is carried out to bevel gear, normally used bevel gear shaft fixture is only a columnar clamping device, therefore the bevel gear shaft for different-diameter needs workman to change the suitable cartridge clamp of internal diameter, not only waste resource, need the cartridge clamp preparing various different model, also waste time and energy, reduce production efficiency, overcome the above problems and become the task of top priority.
Summary of the invention
For solving above technical problem, the invention provides a kind of structure ingenious, applicability is high, can a kind of clamp system with worm and gear and reset magnet of firm grip different-diameter bevel gear shaft.
For achieving the above object, technical solution of the present invention is as follows:
A kind of clamp system with worm and gear and reset magnet, comprise mount pad (8), be provided with in this mount pad (8) and cavity (81) is installed, at least three clamping limbs (B) are provided with in this installation cavity (81), this clamping limb (B) hoop is uniformly distributed, its main points are: the head of described clamping limb (B) stretches out forward described installation cavity (81) respectively, the middle part of this clamping limb (B) is hinged with mount pad (8) respectively, same clamping limb push rod (9) is equipped with in the mount pad (8) at described clamping limb (B) rear, the afterbody of described clamping limb (B) is aimed in the front end of this clamping limb push rod (9), when this clamping limb push rod (9) advances, the afterbody promoting described clamping limb (B) relatively separately and head clamps relatively, described clamping limb push rod (9) is driven by jacking apparatus (C), described jacking apparatus (C) comprises housing (14), worm-wheel shaft (10) and worm screw (12) are installed in this housing (14), wherein on worm-wheel shaft (10), worm gear (11) is housed, this worm gear (11) engages with described worm screw (12), the either end of described worm-wheel shaft (10) passes described housing (14), the traversing through end of this worm-wheel shaft (10) is connected with the rear end axial thread of described clamping limb push rod (9), turning handle (13) is connected with after the either end of described worm screw (12) passes described housing (14), be provided with clamping limb reset magnet (7) in the inner side of arbitrary described clamping limb (B) afterbody, this clamping limb reset magnet (7) attracts the afterbody of described clamping limb (B) relatively clamp and reset.
Adopt above structure, clamping limb push rod (9) travels forward, order about clamping limb (B) head to close, clamping cone gear shaft, be convenient to the follow-up processing to bevel gear, machine rear clamping limb (B) to reset under the effect of clamping limb reset magnet (7), the diameter of the bevel gear shaft clamped as required due to the large I of clamping limb (B) folding of this structure adjusts flexibly, therefore applied widely, and simple to operate, be easy to left-hand seat.
As preferably: described clamping limb (B) comprises clamping lever (1), and the front portion of this clamping lever (1) is hinged with movable clamping head (2).Adopt above structure, movable clamping head (2) is automatic rotation adjustment angle according to the diameter of the bevel gear shaft of clamping, makes its firm grip bevel gear shaft.
As preferably: the rear portion inwardly protruding of described clamping lever (1), form upset top-joining part (6), it is right that this upset top-joining part (6) and described clamping limb push rod (9) front is rectified.Adopt above structure, make clamping limb (B) that the less bevel gear shaft of diameter can be clamped.
As preferably: described movable clamping head (2) comprises two just to the grip block installing plate (21) arranged, be connected with grip block (22) between the inward flange of two these grip block installing plates (21), the front portion of described clamping lever (1) is arranged between two described grip block installing plates (21) by movable rotation-shaft (5).Adopt above structure, be beneficial to movable clamping head (2) clamping cone gear shaft.
As preferably: the clamping end face of described grip block (22) is curved.Adopt above structure, increase the contact area of grip block (22) and bevel gear shaft, and then increasing friction force, be beneficial to clamping cone gear shaft.
As preferably: described grip block installing plate (21) and described grip block (22) integrated molding.Adopt above structure, make movable clamping head (2) structure more firm.
As preferably: the middle part of described clamping limb (B) is hinged in described installation cavity (81) by lever installation shaft (4).Adopt above structure, simple and reliable.
Beneficial effect: a kind of clamp system with worm and gear and reset magnet adopting above technical scheme, structure is simply novel, is easy to realize, by the rotation of clamping limb (B), realize the clamping to different-diameter bevel gear shaft, simple to operate, and applied widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of clamping limb B of the present invention;
Fig. 4 is the sectional view along A-A place in Fig. 3.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
As shown in Figure 1, a kind of clamp system with worm and gear and reset magnet, comprise mount pad 8, be provided with in this mount pad 8 and cavity 81 is installed, three clamping limb B are provided with in this installation cavity 81, this clamping limb B hoop is uniformly distributed, the head of described clamping limb B stretches out forward described installation cavity 81 respectively, the middle part of this clamping limb B is hinged with mount pad 8 respectively, namely the middle part of described clamping limb B is hinged in described installation cavity 81 by lever installation shaft 4, same clamping limb push rod 9 is equipped with in the mount pad 8 at described clamping limb B rear, the afterbody of described clamping limb B is aimed in the front end of this clamping limb push rod 9, when this clamping limb push rod 9 advances, the afterbody promoting described clamping limb B relatively separately and head clamps relatively, described clamping limb push rod 9 is driven by jacking apparatus C, be provided with clamping limb reset magnet 7 in the inner side of arbitrary described clamping limb B afterbody, this clamping limb reset magnet 7 attracts the afterbody of described clamping limb B relatively clamp and reset.
Refer to Fig. 1 and Fig. 2, described jacking apparatus C comprises housing 14, worm-wheel shaft 10 and worm screw 12 are installed in this housing 14, wherein on worm-wheel shaft 10, worm gear 11 is housed, this worm gear 11 engages with described worm screw 12, the either end of described worm-wheel shaft 10 passes described housing 14, and the traversing through end of this worm-wheel shaft 10 is connected with the rear end axial thread of described clamping limb push rod 9, is connected with turning handle 13 after the either end of described worm screw 12 passes described housing 14.
See Fig. 1 and Fig. 3, described clamping limb B comprises clamping lever 1, and the front portion of this clamping lever 1 is hinged with movable clamping head 2, the rear portion inwardly protruding of described clamping lever 1, forms upset top-joining part 6, and this upset top-joining part 6 is front proper right with described clamping limb push rod 9.
As shown in Figure 4, described movable clamping head 2 comprises two just to the grip block installing plate 21 arranged, grip block 22 is connected with between the inward flange of two these grip block installing plates 21, the clamping end face of described grip block 22 is curved, described grip block installing plate 21 and described grip block 22 integrated molding, the front portion of described clamping lever 1 is arranged between two described grip block installing plates 21 by movable rotation-shaft 5.
During use, rotary motion handle 13 drives worm screw 12 to rotate, worm screw 12 drives worm gear 11 to rotate, and then worm gear 11 drives worm-wheel shaft 10 to rotate, worm-wheel shaft 10 drives clamping limb push rod 9 to back down forward top-joining part 6, after clamping limb is rotated, clamping head 2 closes, clamping cone gear shaft, start to process bevel gear, after machining, reversely rotate turning handle 13, order about clamping limb push rod 9 to retreat, clamping limb B resets under the effect of clamping limb reset magnet 7, and clamping head 2 is opened, and takes out the bevel gear machined.
Finally need explanation; foregoing description is only the preferred embodiments of the present invention, those skilled in the art under enlightenment of the present invention, under the prerequisite without prejudice to present inventive concept and claim; can make like multiple types and representing, such conversion all falls within protection scope of the present invention.
Claims (7)
1. the clamp system with worm and gear and reset magnet, comprise mount pad (8), be provided with in this mount pad (8) and cavity (81) is installed, at least three clamping limbs (B) are provided with in this installation cavity (81), this clamping limb (B) hoop is uniformly distributed, and it is characterized in that:
The head of described clamping limb (B) stretches out forward described installation cavity (81) respectively, the middle part of this clamping limb (B) is hinged with mount pad (8) respectively, same clamping limb push rod (9) is equipped with in the mount pad (8) at described clamping limb (B) rear, the afterbody of described clamping limb (B) is aimed in the front end of this clamping limb push rod (9), when this clamping limb push rod (9) advances, relatively separately and head clamps relatively, described clamping limb push rod (9) is driven by jacking apparatus (C) afterbody promoting described clamping limb (B);
Described jacking apparatus (C) comprises housing (14), worm-wheel shaft (10) and worm screw (12) are installed in this housing (14), wherein on worm-wheel shaft (10), worm gear (11) is housed, this worm gear (11) engages with described worm screw (12), the either end of described worm-wheel shaft (10) passes described housing (14), the traversing through end of this worm-wheel shaft (10) is connected with the rear end axial thread of described clamping limb push rod (9), turning handle (13) is connected with after the either end of described worm screw (12) passes described housing (14),
Be provided with clamping limb reset magnet (7) in the inner side of arbitrary described clamping limb (B) afterbody, this clamping limb reset magnet (7) attracts the afterbody of described clamping limb (B) relatively clamp and reset.
2. a kind of clamp system with worm and gear and reset magnet according to claim 1, it is characterized in that: described clamping limb (B) comprises clamping lever (1), the front portion of this clamping lever (1) is hinged with movable clamping head (2).
3. a kind of clamp system with worm and gear and reset magnet according to claim 2, it is characterized in that: the rear portion inwardly protruding of described clamping lever (1), form upset top-joining part (6), this upset top-joining part (6) is front proper right with described clamping limb push rod (9).
4. a kind of clamp system with worm and gear and reset magnet according to Claims 2 or 3, it is characterized in that: described movable clamping head (2) comprises two just to the grip block installing plate (21) arranged, be connected with grip block (22) between the inward flange of two these grip block installing plates (21), the front portion of described clamping lever (1) is arranged between two described grip block installing plates (21) by movable rotation-shaft (5).
5. a kind of clamp system with worm and gear and reset magnet according to claim 4, is characterized in that: the clamping end face of described grip block (22) is curved.
6. a kind of clamp system with worm and gear and reset magnet according to claim 4, is characterized in that: described grip block installing plate (21) and described grip block (22) integrated molding.
7. a kind of clamp system with worm and gear and reset magnet according to claim 1, is characterized in that: the middle part of described clamping limb (B) is hinged in described installation cavity (81) by lever installation shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852104.XA CN105345163A (en) | 2015-11-30 | 2015-11-30 | Clamping mechanism having worm wheels, worm rods and return magnets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852104.XA CN105345163A (en) | 2015-11-30 | 2015-11-30 | Clamping mechanism having worm wheels, worm rods and return magnets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105345163A true CN105345163A (en) | 2016-02-24 |
Family
ID=55321302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510852104.XA Pending CN105345163A (en) | 2015-11-30 | 2015-11-30 | Clamping mechanism having worm wheels, worm rods and return magnets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105345163A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0805278B1 (en) * | 1996-05-03 | 2000-08-02 | Etablissements CAILLAU | Pneumatic actuating device |
| CN1436114A (en) * | 2000-06-14 | 2003-08-13 | 汉斯奥蒂克机械及装置制造股份公司 | Pneumatic precision pliers |
| CN201573126U (en) * | 2010-01-12 | 2010-09-08 | 荆州市元泽石油设备有限公司 | Automatic mechanical pincer device |
| CN203245755U (en) * | 2013-04-08 | 2013-10-23 | 杭州宇丰锻造有限公司 | Fast workpiece clamping device |
| CN203665355U (en) * | 2013-11-30 | 2014-06-25 | 深圳市鑫标特科技有限公司 | Magnetic clamp |
| CN204019385U (en) * | 2014-09-01 | 2014-12-17 | 天津市祥泰带钢有限公司 | A kind of pliers with screw-tightened function |
| CN204621788U (en) * | 2015-05-20 | 2015-09-09 | 四川制动科技股份有限公司 | A kind of clamp structure |
-
2015
- 2015-11-30 CN CN201510852104.XA patent/CN105345163A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0805278B1 (en) * | 1996-05-03 | 2000-08-02 | Etablissements CAILLAU | Pneumatic actuating device |
| CN1436114A (en) * | 2000-06-14 | 2003-08-13 | 汉斯奥蒂克机械及装置制造股份公司 | Pneumatic precision pliers |
| CN201573126U (en) * | 2010-01-12 | 2010-09-08 | 荆州市元泽石油设备有限公司 | Automatic mechanical pincer device |
| CN203245755U (en) * | 2013-04-08 | 2013-10-23 | 杭州宇丰锻造有限公司 | Fast workpiece clamping device |
| CN203665355U (en) * | 2013-11-30 | 2014-06-25 | 深圳市鑫标特科技有限公司 | Magnetic clamp |
| CN204019385U (en) * | 2014-09-01 | 2014-12-17 | 天津市祥泰带钢有限公司 | A kind of pliers with screw-tightened function |
| CN204621788U (en) * | 2015-05-20 | 2015-09-09 | 四川制动科技股份有限公司 | A kind of clamp structure |
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| PB01 | Publication | ||
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Application publication date: 20160224 |