CN105149840A - Expansion clamp - Google Patents
Expansion clamp Download PDFInfo
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- CN105149840A CN105149840A CN201510584061.1A CN201510584061A CN105149840A CN 105149840 A CN105149840 A CN 105149840A CN 201510584061 A CN201510584061 A CN 201510584061A CN 105149840 A CN105149840 A CN 105149840A
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- Prior art keywords
- driving wheel
- swelling
- base
- wheel
- driving
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses an expansion clamp. The expansion clamp comprises a base, a first driving wheel installed on the base in a rotating manner and a pair of expansion parts extending towards two opposite sides, wherein at least one expansion part is connected to the first driving wheel in a sliding manner, the expansion clamp also comprises an operating part for driving the first driving wheel to rotate, the operating part drives the first driving wheel to rotate along a first direction so that the expansion part connected with the first driving wheel linearly extends out along a direction away from the other expansion part and is locked on a working position, and the operating part drives the first driving wheel to rotate along a second direction so that the expansion part connected with the first driving wheel is unlocked and retracted to the original position linearly. Therefore, a workpiece can be rapidly positioned and expanded; and moreover, during the entire positioning and expansion processes, the expansion part does not need to be connected with the workpiece in a welding manner, so that complicated disassembling procedures are avoided, the labor is saved, and the mechanical performance of the workpiece is not affected.
Description
Technical field
The present invention relates to field of fixtures, particularly, relate to a kind of swelling fixture.
Background technology
The structural members such as some box beam, " U " shape, " H " shape and " work " font, such as pumping vehicle arm rack, crane arm, first needs the plate of first locating the left and right sides during welding, and then carries out welding upper plate or lower plate.
As shown in Figure 1, for existing a kind of structural representation adopting leading screw and the common positioning workpieces of locating piece, after the locating piece location dimension at two ends, left and right, carry out four side welds after the leading screw stretching of centre to connect, due to the airtight workpiece of box, cause dismounting leading screw trouble, and there is potential safety hazard, be easy to workpiece and collide with.
As shown in Figure 2, for existing another kind adopts the structural representation of electric welding pipe and the common positioning workpieces of locating piece, after the locating piece location dimension at two ends, left and right, carry out four side welds after centre electric welding pipe stretching to connect, after welding, again the spot welding pipe of spot welding is laid, like this, workpiece inner wall can leave solder joint, and some structural members, if support leg of pump truck workpiece is the nested box of box, inner solder joint must grind off, due to narrow space, make to grind off solder joint very difficult, time-consuming, in addition, spot welding also can affect the mechanical performance of workpiece.
Namely, the subject matter that the processing structure part of prior art exists has: one is, some Workpiece lengths reach 1 meter, operation inconvenience, utilize welding swelling can affect the mechanical performance of workpiece, dismounting is also inconvenient, two are, the labour intensity of operative employee is large, because be single piece, can not split, positioning workpieces is wasted time and energy.
Summary of the invention
The object of this invention is to provide a kind of swelling fixture, this swelling fixture can realize the workpiece such as swelling box beam fast.
To achieve these goals, the invention provides a kind of swelling fixture, described swelling fixture comprises base, the swelling portion being pivotally mounted to the first driving wheel on described base and distinguishing both sides towards the opposite and extend for a pair, swelling portion described at least one is slidably connected on described first driving wheel, described swelling fixture also comprises the operating portion driving described first driving wheel to rotate, this operating portion drives described first driving wheel to be rotated in a first direction to make the described swelling portion be connected with described first driving wheel linearly reach away from another swelling portion and be locked in operating position, be rotated in a second direction, the described swelling portion be connected with described first driving wheel is unlocked and is linearly retracted into home position.
Preferably, described first driving wheel is formed with the involute groove gradually opened towards the outward flange of described first driving wheel, the described swelling portion be connected with described first driving wheel is slidably connected in described involute groove.
Preferably, described first driving wheel is formed with involute groove described in a pair, this pair involute groove is around 180 degree, the center of described first driving wheel Rotational Symmetry, and each described swelling portion is slidably connected on a described involute groove respectively.
Preferably, the inner of described involute groove and the gradually beginning contrary with this inner are blind end.
Preferably, described swelling fixture also comprises the guiding structural be fixed on described base, and this guiding structural moves along a straight line for guiding the described swelling portion be connected with described first driving wheel.
Preferably, described guiding structural comprises a pair interval and arranges and the guide holder be fixed on described base, the described swelling portion be connected with described first driving wheel comprises distensible plate and is connected to the linking arm on this distensible plate, and this linking arm inserts in described guide holder slidably.
Preferably, the described swelling portion be connected with described first driving wheel comprises distensible plate and is connected to the linking arm on this distensible plate, and described linking arm is connected in described involute groove by pin slide.
Preferably, described distensible plate comprises a pair connecting plate for being connected with described linking arm, and is arranged on the clamping plate above each described connecting plate, and the opposite end of each described clamping plate extends to form identical swelling boss respectively toward the outer side.
Preferably, described operating portion comprises operating grip, the first belt wheel and the second belt wheel, this operating grip is installed in rotation on described base, and arrange along the length direction of described base and described first driving wheel interval, described first driving wheel is coaxially fixed with the first belt wheel, described operating grip and described second belt wheel are coaxially fixed, and this first belt wheel is connected with the second belt wheel V belt translation.
Preferably, described operating grip comprises the second driving wheel and is fixed to the handle on this second driving wheel, described first belt wheel and the second belt wheel lay respectively at the bottom of described base, described first driving wheel and described first belt wheel are coaxially fixed by the first power transmission shaft, described base is provided with clutch shaft bearing seat, between described first power transmission shaft and described clutch shaft bearing seat, clutch shaft bearing is set, coaxially fixed by second driving shaft between described second driving wheel and described second belt wheel, described base is also provided with the second bearing block, the second bearing is provided with between described second driving shaft and described second bearing block.
Preferably, described base is provided with the locating part of the slewing area for limiting described operating grip, described locating part is two and lays respectively at the both sides of described operating grip.
Preferably, described base is formed as square platy structure, and the corner of this square platy structure is respectively arranged with scroll wheel.
Pass through technique scheme, extended and the swelling portion be slidably connected to the first driving wheel from described first driving wheel both sides towards the opposite respectively by the first driving wheel that base is installed and a pair, described first driving wheel can be driven to be rotated in a first direction to make described swelling portion linearly reach and be locked in operating position by operation operating portion, therefore, location and the swelling of workpiece can be realized fast; Operation operating portion drives the first driving wheel to be rotated in a second direction, to make described swelling portion unlock and linearly be retracted into home position, due in whole location and swelling process, swelling portion does not need to weld with workpiece, therefore complicated demounting procedure is avoided, save labour, and the mechanical performance of workpiece can not be affected.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation adopting leading screw and the common positioning workpieces of locating piece in prior art;
Fig. 2 is the structural representation adopting electric welding pipe and the common positioning workpieces of locating piece in prior art;
Fig. 3 is the perspective view of the swelling fixture that the preferred embodiment for the present invention provides;
Fig. 4 is the plan structure schematic diagram of the swelling fixture that the preferred embodiment for the present invention provides;
Fig. 5 is the side-looking structural representation that the preferred embodiment for the present invention provides.
Description of reference numerals
10 base 100 scroll wheel 11 first driving wheels
110 involute groove 12 locating part 20 swelling portions
21 distensible plate 211 connecting plate 212 clamping plates
2120 swelling boss 22 linking arm 31 operating grips
311 second driving wheel 312 handle 32 second belt wheels
33 clutch shaft bearing seat 34 second bearing block 40 guiding structurals
41 guide holders
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality of use is as state when " upper and lower, left and right " normally normally use relative to swelling fixture.
As shown in Figures 3 to 5, the invention provides a kind of swelling fixture, wherein, swelling fixture comprises base 10, the swelling portion 20 being pivotally mounted to the first driving wheel 11 on base 10 and distinguishing both sides towards the opposite and extend for a pair, at least one swelling portion 20 is slidably connected on the first driving wheel 11 respectively, swelling fixture also comprises the operating portion that driving first driving wheel 11 rotates, the swelling portion 20 that this operating portion drives the first driving wheel 11 to be rotated in a first direction to make to be connected with the first driving wheel 11 linearly reaches away from another ground, swelling portion 20 and is locked in operating position, be rotated in a second direction, the swelling portion 20 be connected with the first driving wheel 11 is unlocked and is linearly retracted into home position, such as Fig. 3 and Fig. 4 is respectively the state that swelling fixture is in operating position.Wherein, first direction and second direction are two contrary rotation directions.Therefore, by the first driving wheel 11 that base 10 is installed with extend and the swelling portion 20 be slidably connected to the first driving wheel 11 from the first driving wheel 11 both sides towards the opposite respectively for a pair, the first driving wheel 11 can be driven to be rotated in a first direction to make the swelling portion 20 be connected with the first driving wheel 11 linearly reach and be locked in operating position by operation operating portion, therefore, location and the swelling of the workpiece such as box beam, " U " shape, " H " shape and " work " font can be realized fast; Operation operating portion drives the first driving wheel 11 to be rotated in a second direction, the swelling portion 20 be connected with the first driving wheel 11 is unlocked and is linearly retracted into home position, due in whole location and swelling process, the swelling portion 20 be connected with the first driving wheel 11 does not need to weld with workpiece, therefore complicated demounting procedure is avoided, raising efficiency, and the mechanical performance that can not affect workpiece.
Wherein, two of laying respectively in the swelling portion 20 of the two opposite sides of the first driving wheel 11 can be slidably connected on the first driving wheel 11, and another can be a part for base 10, or is fixed on the block piece on base 10, such as, the baffle plate on base 10 is welded to.That is, a swelling portion 20 is fixing relative to base 10 with the side supporting box workpiece, and relies on another swelling portion 20 to stretch out towards the direction of the another side relative with this side of box workpiece, thus realizes swelling box workpiece.
For ease of better realizing swelling workpiece, each swelling portion 20 is slidably connected on the first driving wheel 11 respectively.In other words, two swelling portions 20 laying respectively at the two opposite sides of the first driving wheel 11 all linearly can carry out stretching motion, and when making operation operating portion, two swelling portions 20 stretch out and swelling workpiece simultaneously in the opposite direction, increase the swelling stroke of single operation, improve operating efficiency.
As a kind of preferred embodiment, as shown in Figure 3 and Figure 4, the first driving wheel 11 is formed with the involute groove 110 gradually opened towards the outward flange of the first driving wheel 11, the swelling portion 20 be connected with the first driving wheel 11 is slidably connected in involute groove 110.
Particularly, when swelling portion 20 is from home position towards the process of operating position movement, swelling portion 20 moved along the inner of involute groove 110 towards the gradually beginning of involute groove 110.Therefore, the self-locking character of involute can be utilized, realizing the first driving wheel 11 drives the swelling portion 20 be connected with the first driving wheel 11 to stretch out or shrink, and the action in the swelling portion 20 be connected with the first driving wheel 11 cannot drive the first driving wheel 11 to rotate, in other words, the motion between the first driving wheel 11 and the swelling portion 20 be connected with the first driving wheel 11 is passed to by the first driving wheel 11 uniaxially the swelling portion 20 be connected with the first driving wheel 11.Therefore, by stopping driving first driving wheel 11, swelling portion 20 can be locked onto operating position, and by again driving the first driving wheel 11 to be repositioned to home position from operating position unblock.
Further, first driving wheel 11 is formed with a pair involute groove 110, this a pair involute groove 110 is around 180 degree, the center of the first driving wheel 11 Rotational Symmetry, each swelling portion 20 is slidably connected on an involute groove 110 respectively, namely, the shape of an involute groove in a pair involute groove 110 is after the central rotation 180 degree of the first driving wheel 11 and the shape overlapped of another involute groove, and a pair involute groove 110 is gradually opened towards the outward flange of the first driving wheel 11.In addition, first driving wheel 11 with involute groove 110 can drive swelling portion 20 swelling workpiece at an arbitrary position, can eliminate the shortcoming that cylinder arrival stroke end could stop.In addition, maximum functional stroke due to swelling portion 20 is determined by the shape of the involute groove 110 on the first driving wheel 11, therefore, can design first driving wheel 11 with difform involute groove 110, to adapt to the size of different workpieces, thus realize versatility.
For making full use of the length of involute groove 110, ensure that the inner of involute groove 110 and the position at gradually beginning all can realize unblock and lock function, the inner and the gradually beginning contrary with this inner of involute groove 110 are blind end.In other words, involute groove 110 entirety is formed as enclosed slot structure, can ensure to be fully used in the effective travel in swelling portion 20.In other modes of texturing, the inner of involute the groove 110 and gradually beginning can be open end, also belongs among protection scope of the present invention for this kind of distortion.
It should be noted that, " the inner " and " outer end " is existing for the center of the first driving wheel 11, and particularly, near center be the inner, and is outer end away from center.
Linearly stretch out and retraction movement for realizing swelling portion 20, as shown in Figure 4, swelling fixture also comprises the guiding structural 40 be fixed on base 10, and this guiding structural 40 moves along a straight line for guiding the swelling portion 20 be connected with the first driving wheel 11.
Excellent embodiment is selected as a kind of, as shown in Figure 3 and Figure 4, guiding structural 40 comprises a pair interval and arranges and the guide holder 41 be fixed on base 10, the linking arm 22 that the swelling portion 20 be connected with the first driving wheel 11 comprises distensible plate 21 and is connected on this distensible plate 21, this linking arm 22 inserts in guide holder 41 slidably.In other words, guide holder 41 is formed with the spacing hole that the moving direction along linking arm 22 extends, linearly stretches out with spacing swelling portion 20 or retract.Such as, spacing hole can be circular or square, or swallow tail shaped slot guide holder 41 is formed as guiding linking arm or T-slot.
Preferably, as shown in Figure 4 and Figure 5, the linking arm 22 that the swelling portion 20 be connected with the first driving wheel 11 comprises distensible plate 21 and is connected on this distensible plate 21, linking arm 22 can be connected in involute groove 110 by pin slide.Such as, the inner of each linking arm 22 can be formed with clip slot, to clamp the first driving wheel 11, the inner of each linking arm 22 can be formed with the installing hole vertically extended simultaneously, bearing pin is inserted in this installing hole and involute groove, is connected to slidably in involute groove 110 with the swelling portion 20 realizing being connected with the first driving wheel 11.
In other modes of texturing, also can for form clip slot on the first driving wheel 11, the inner of linking arm 22 is clamped in the clip slot on the first driving wheel 11, and in addition, bearing pin also can be bolt and substitutes.For this kind of mode of texturing, all belong among protection scope of the present invention.
As shown in Figure 3, for ease of ensureing the intensity of distensible plate 21, make distensible plate 21 be easy to be connected with linking arm 22 simultaneously, distensible plate 21 comprises a pair connecting plate 211 for being connected with linking arm 22, such as by bolt, connecting plate 211 can be fastened to the outer end of linking arm 22, and the clamping plate 212 be arranged on above each connecting plate 211, therefore, distensible plate 21 can be beneficial to and touch the middle part for the treatment of swelling workpiece, thus make swelling reliable and stable, the opposite end of each clamping plate 212 extends to form identical swelling boss 2120 respectively toward the outer side, such as, swelling boss 2120 can for the long strip-board shape vertically extended, therefore only need to carry out fine finishining to swelling boss 2120, reduce fine finishining area.In addition, swelling boss 2120 also can be the spaced multiple long strip-board shape structure of length direction along connecting plate 211.
In addition, in other modes of texturing, distensible plate 21 can also be slab construction.
Operating portion both can be a position of the first driving wheel 11 itself, also can be outer device of the first driving wheel 11 itself, here not limit, all belong to the imbody form of operating portion.Such as, operating portion can for drive the first driving wheel 11 to rotate by auxiliary power, for realization just can by workpiece quick position without the need for power source, swelling, as shown in Figures 3 to 5, operating portion comprises operating grip 31, first belt wheel and the second belt wheel 32, this operating grip 31 is installed in rotation on base 10, and arrange along the length direction of base 10 and the first driving wheel 11 interval, first driving wheel 11 is coaxially fixed with the first belt wheel, operating grip 31 and the second belt wheel 32 are coaxially fixed, it should be noted that, coaxially fixedly referring to herein, operating grip 31 and the second belt wheel 32 are installed on a power transmission shaft, this first belt wheel is connected with the second belt wheel 32 V belt translation.That is, rotated by operation operating grip and by V belt translation, on the Movement transmit of operating grip 31 to the first driving wheel 11 and then driving 20 pairs, swelling portion workpiece carried out swelling, location.
Further, time saving and energy saving by Workpiece fixing for realizing, swelling, utilize lever principle, the handle 312 that operating grip 31 can comprise the second driving wheel 311 and be fixed on this second driving wheel 311, such as, very long rod member can be made, to increase the arm of force of power, for avoiding interfering, first belt wheel and the second belt wheel 32 lay respectively at the bottom of base 10, and the first driving wheel 11 and the first belt wheel are coaxially fixed by the first power transmission shaft, base 10 is provided with clutch shaft bearing seat, between first power transmission shaft and clutch shaft bearing seat, clutch shaft bearing is set, namely, first power transmission shaft is provided with the first driving wheel 11 from top to bottom successively, mutually sheathed clutch shaft bearing seat 33 and clutch shaft bearing, first belt wheel, coaxially fixed by second driving shaft between second driving wheel 311 and the second belt wheel, base 10 is also provided with the second bearing block, the second bearing is provided with between second driving shaft and the second bearing block 34, namely, second driving shaft is provided with the second driving wheel 311 from top to bottom successively, the second mutually sheathed bearing block and the second bearing, second belt wheel, wherein, clutch shaft bearing seat 33 and clutch shaft bearing, the effect of the second bearing block 34 and the second bearing has two aspects: one is, the rotation that can be beneficial to the first driving wheel 11 is respectively smooth and easy, avoid the mantle friction with base 10, two are, power can be saved, such as clutch shaft bearing and the second bearing can use self-aligning ball bearing, to bear radial load and axial force simultaneously.
For protecting swelling fixture provided by the invention, base 10 is provided with the locating part 12 of the slewing area for limiting operating grip 31.This locating part 12 can releasably be fixed on base 10.Such as; locating part 12 can be the rod member of bottom belt screw thread; by arranging the screwed hole of diverse location on base 10, rod member is tightened in screwed hole, therefore; when control crank 31 has driven above-mentioned bearing pin to move to the involute end of involute groove 110; can be rotated further, that is, when swelling portion 20 reaches range by the spacing operating grip 31 that prevents of locating part 12; operating grip 31 can be limited and do invalid rotation, thus protect whole swelling fixture.
For ease of adapting to the different layout orientation of the involute groove 110 of the first driving wheel 11, locating part 12 is two and lays respectively at the both sides of operating grip 31.Therefore, the length bearing of trend of axis being parallel in base 10 of the operating grip 31 when home position can be set to, when above-mentioned bearing pin to slide into clockwise or counterclockwise from the inner of involute groove 110 gradually the beginning time, all can finite place piece backstop operating grip.
Further, for alleviating the weight of whole swelling device, and be beneficial to swelling device smooth and easy movement on the base plate of workpiece, base 10 is formed as square platy structure, and the corner of this square platy structure is respectively arranged with scroll wheel 100 simultaneously.
Further, for realizing loss of weight better, base 10 is provided with the lightening hole between the first driving wheel 11 and the second driving wheel.
Therefore, when using swelling fixture provided by the invention, to weld frame-type workpiece, can first lower plate be set aside on workbench, and swelling fixture provided by the invention is pushed in lower plate, then left and right plate is inserted between locating piece and swelling fixture respectively, in home position, above-mentioned bearing pin can be positioned at the inner of involute groove 110, now can clockwise turning operation handle 31, and then drive the first driving wheel 11 also to rotate clockwise, thus promotion swelling portion 20 linearly reaches and is locked in operating position, as shown in Figure 4, above-mentioned bearing pin is positioned at the gradually beginning of involute groove 110, the location of left and right plate can be realized, swelling, now can unclamp operation handle 31, carry out welding each plate, after welding, by counterclockwise turning operation handle 31, the first driving wheel 11 can be driven to rotate counterclockwise, and then drive swelling portion 20 unlock and be linearly retracted into home position, pull and support operating grip 31 subsequently and depart from frame-type workpiece.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (12)
1. a swelling fixture, it is characterized in that, described swelling fixture comprises base (10), the swelling portion (20) being pivotally mounted to the first driving wheel (11) on described base (10) and distinguishing both sides towards the opposite and extend for a pair, swelling portion (20) described at least one are slidably connected on described first driving wheel (11), described swelling fixture also comprises the operating portion driving described first driving wheel (11) to rotate, this operating portion drives described first driving wheel (11) to be rotated in a first direction to make the described swelling portion (20) be connected with described first driving wheel (11) linearly reach away from another swelling portion (20) and be locked in operating position, be rotated in a second direction, the described swelling portion (20) be connected with described first driving wheel (11) is unlocked and is linearly retracted into home position.
2. swelling fixture according to claim 1, it is characterized in that, described first driving wheel (11) is formed with the involute groove (110) gradually opened towards the outward flange of described first driving wheel (11), the described swelling portion (20) be connected with described first driving wheel (11) is slidably connected in described involute groove (110).
3. swelling fixture according to claim 2, it is characterized in that, described first driving wheel (11) is formed with involute groove (110) described in a pair, this a pair involute groove (110) is around 180 degree, the center Rotational Symmetry of described first driving wheel (11), and each described swelling portion (20) is slidably connected on a described involute groove (110) respectively.
4. the swelling fixture according to Claims 2 or 3, is characterized in that, the inner and the gradually beginning contrary with this inner of described involute groove (110) are blind end.
5. swelling fixture according to claim 1, it is characterized in that, described swelling fixture also comprises the guiding structural (40) be fixed on described base (10), and this guiding structural (40) moves along a straight line for guiding the described swelling portion (20) be connected with described first driving wheel (11).
6. swelling fixture according to claim 5, it is characterized in that, described guiding structural (40) comprises a pair interval and arranges and the guide holder (41) be fixed on described base (10), the described swelling portion (20) be connected with described first driving wheel (11) comprises distensible plate (21) and is connected to the linking arm (22) on this distensible plate (21), and this linking arm (22) inserts in described guide holder (41) slidably.
7. swelling fixture according to claim 2, it is characterized in that, the described swelling portion (20) be connected with described first driving wheel (11) comprises distensible plate (21) and is connected to the linking arm (22) on this distensible plate (21), and described linking arm (22) is connected in described involute groove (110) by pin slide.
8. the swelling fixture according to claim 6 or 7, it is characterized in that, described distensible plate (21) comprises a pair connecting plate (211) for being connected with described linking arm (22), and being arranged on the clamping plate (212) of each described connecting plate (211) top, the opposite end of each described clamping plate (212) extends to form identical swelling boss (2120) respectively toward the outer side.
9. swelling fixture according to claim 1, it is characterized in that, described operating portion comprises operating grip (31), first belt wheel and the second belt wheel (32), this operating grip (31) is installed in rotation on described base (10), and arrange along the length direction of described base (10) and described first driving wheel (11) interval, described first driving wheel (11) is coaxially fixed with described first belt wheel, described operating grip (31) and described second belt wheel (32) are coaxially fixed, described first belt wheel is connected with the second belt wheel (32) V belt translation.
10. swelling fixture according to claim 9, it is characterized in that, described operating grip (31) comprises the second driving wheel (311) and is fixed to the handle (312) on this second driving wheel (311), described first belt wheel and the second belt wheel (32) lay respectively at the bottom of described base (10), described first driving wheel (11) and described first belt wheel are coaxially fixed by the first power transmission shaft, (10) are provided with clutch shaft bearing seat to described base, between described first power transmission shaft and described clutch shaft bearing seat, clutch shaft bearing is set, coaxially fixed by second driving shaft between described second driving wheel (311) and described second belt wheel (32), described base (10) is also provided with the second bearing block (34), the second bearing is provided with between described second driving shaft and described second bearing block (34).
11. swelling fixtures according to claim 9, it is characterized in that, described base (10) is provided with the locating part (12) of the slewing area for limiting described operating grip (31), described locating part (12) is two and lays respectively at the both sides of described operating grip (31).
12. swelling fixtures according to claim 1, is characterized in that, described base (10) is formed as square platy structure, and the corner of this square platy structure is respectively arranged with scroll wheel (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510584061.1A CN105149840B (en) | 2015-09-14 | 2015-09-14 | Swelling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510584061.1A CN105149840B (en) | 2015-09-14 | 2015-09-14 | Swelling fixture |
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| CN105149840A true CN105149840A (en) | 2015-12-16 |
| CN105149840B CN105149840B (en) | 2017-04-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750801A (en) * | 2016-04-26 | 2016-07-13 | 德尔玛（珠海）焊接自动化技术有限公司 | Auxiliary ejecting-supporting device |
| CN108213825A (en) * | 2018-01-08 | 2018-06-29 | 航天科工哈尔滨风华有限公司电站设备分公司 | A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine |
| TWI808320B (en) * | 2019-05-07 | 2023-07-11 | 日商大隈股份有限公司 | Work table |
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| SU1581546A1 (en) * | 1988-09-21 | 1990-07-30 | Головное Специальное Конструкторско-Технологическое Бюро Краностроения Производственного Объединения "Автокран" | Arrangement for assembling and welding hollow short box-shaped beams |
| JPH09174237A (en) * | 1995-12-27 | 1997-07-08 | Mitsui Eng & Shipbuild Co Ltd | Method for joining box pillar material |
| CN203418253U (en) * | 2013-03-20 | 2014-02-05 | 常州信息职业技术学院 | Manual-type sliding tensioning device |
| CN203714163U (en) * | 2013-12-20 | 2014-07-16 | 舟山市和泰船舶修造有限公司 | Slide rail vehicle |
| CN204035818U (en) * | 2014-07-06 | 2014-12-24 | 山西汾西重工有限责任公司 | The major diameter thin cylinder of the same race docking swollen support device of rotary welding |
| CN204381723U (en) * | 2014-11-20 | 2015-06-10 | 中国北车集团大同电力机车有限责任公司 | A kind of framework welding procedure supports |
| CN204277336U (en) * | 2014-12-03 | 2015-04-22 | 国家电网公司 | The vertical bracing frame of herringbone bar group |
| CN204505628U (en) * | 2015-03-09 | 2015-07-29 | 佛山市锦德机械设备有限公司 | A kind of footwear mould bases die sinking actuating unit on automation shoe production line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105750801A (en) * | 2016-04-26 | 2016-07-13 | 德尔玛（珠海）焊接自动化技术有限公司 | Auxiliary ejecting-supporting device |
| CN108213825A (en) * | 2018-01-08 | 2018-06-29 | 航天科工哈尔滨风华有限公司电站设备分公司 | A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine |
| CN108213825B (en) * | 2018-01-08 | 2019-11-08 | 航天科工哈尔滨风华有限公司电站设备分公司 | A kind of multi-layer annular disk-like accessory fast positioning clamping special welding machine |
| TWI808320B (en) * | 2019-05-07 | 2023-07-11 | 日商大隈股份有限公司 | Work table |
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| CN105149840B (en) | 2017-04-05 |
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