CN103752656A - Wedge-lock-type bidirectional locking mechanism of pull tower - Google Patents
Wedge-lock-type bidirectional locking mechanism of pull tower Download PDFInfo
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- CN103752656A CN103752656A CN201410015659.4A CN201410015659A CN103752656A CN 103752656 A CN103752656 A CN 103752656A CN 201410015659 A CN201410015659 A CN 201410015659A CN 103752656 A CN103752656 A CN 103752656A
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Abstract
The invention discloses a wedge-lock-type bidirectional locking mechanism of a pull tower. The wedge-lock-type bidirectional locking mechanism comprises a lower arm connected on a tower arm through a hinging shaft and an upper arm connected with an upper frame through a hinging shaft in the middle, a collision pin used for being wedged in a baseplate locking hole of a platform during locking is mounted at the top of one end of the lower arm, an upper lock head is connected at the front end of the upper arm through a hinging shaft and provided with a cone head used for being buckled in a lock hole of the platform, the lower end, longitudinally penetrating a notch arranged on the top face of the upper frame, of a wedge hole lock plate is connected with the rear end of the upper arm through a fourth hinging shaft, a chain grapnel used for being in suspended connection with a stretching chain is hinged to the upper end of the wedge hole lock plate, the wedge hole lock plate is provided with a wedge hole, and a wedge block is mounted in the wedge hole in a locked state and saddles on wall plates on two sides of the upper frame. The pull tower is enabled to closely cling to a lock face of the platform with the help of thrust of a stretching oil cylinder of the pull tower, the pull tower is locked on the platform through up-down meshing of double pins arranged at the top and the collision pin arranged at the bottom, and the locking state is maintained by means of manual wedge lock.
Description
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Technical field
What the present invention relates to car body correcting machine draws tower locking mechanism.
Background technology
Drawing tower is one of critical piece of car body correcting machine, and it is arranged on inspection machine platform, for the deformation place application of force to car body, repairs.Therefore, draw tower to be locked in securely on the correct position of dressing plate, could apply larger pulling force to repairing target, to reach correction object.
The tower locking mechanism that draws of prior art is roughly divided into two classes: first lock artificially, adopt this mechanism, when mobile repair shop reaches after dressing plate, first according to car body damaged location, determine suitable tower lead and the latched position of drawing, to draw tower to return back to relevant position, select suitable lock-bit along platform periphery again, or insert lock nut, latch is fastening, or adopts lock artificially relieving mechanism to lock.Its shortcoming is complex structure, and process is also loaded down with trivial details; Also Yin Lata, from great, often needs the locking face gap of larger locking dynamics, La Ta and platform to be difficult to eliminate, and usually occurs false lock phenomenon, also usually causes the distortion of screw thread pair premature wear or mechanism; While particularly stretching energetically operation, draw the easy play of tower or inclination, cause locking to be lost efficacy.It two is to adopt special-purpose locked cylinder to drive tapered end locking, adopts this mechanism, although there is good locking effect, has increased on the one hand manufacturing cost, on the other hand again because the increase of equipment self-weight affects its rotating mobility; In addition, only depend on tapered end to implement upper locking, the inefficacy hidden danger that still exists play to cause.
Summary of the invention
Technical problem to be solved by this invention, a kind of wedge lock type bi-directional locking arrangement that draws tower is provided, by the thrust of drawing the intrinsic stretching oil cylinder of tower, La Ta and platform locking face are close to, put at double-pin by overhead and the end touches the upper and lower interlock of pin and will draw tower to be locked on platform, and keeps lock-out state by the mode of artificial wedge yoke.Locking mechanism is more economical, more simply, more reliable, safer, it is more convenient to operate.
Technical scheme of the present invention is as follows:
A kind of wedge lock type bi-directional locking arrangement that draws tower, comprise the tower arm that draws the king-post of tower and be arranged on front side, king-post bottom, in the inner corner region of tower arm and king-post, be provided with king-post fix added, it is characterized in that: also comprise by the first jointed shaft and be connected to the underarm on tower arm, the top, one end of described underarm be equipped with when locking for wedge platform base plate lockhole touch pin; Also comprise that the front end of upper arm is connected with upper tapered end by the second jointed shaft by the 3rd jointed shaft at middle part and the described added upper arm being connected; Described upper tapered end comprises that bottom surface is provided with the floating platen of twin-lock pin, and described twin-lock pin band is useful on the conehead in the lockhole that buckles into platform; Longitudinally through the lower end that is opened in the wedge hole jam plate of top of support notch, by the 4th jointed shaft, be connected with the rear end of upper arm, jam plate upper end, wedge hole is hinged with the chain grapple for articulating mutually with stretching chain; Wedge hole jam plate is with wedge hole, in lock-out state hyposphene hole, voussoir is installed and described voussoir straddles on the wallboard of added side.
Also comprise the upper end that is arranged on tower arm top blind flange the two idler wheel mechanisms that are positioned at added the place ahead; Described two idler wheel mechanisms comprise for two rollers with platform track adaptation, roller is connected on hollow shaft by the axis of rotation, hollow shaft is arranged on tower arm, at the directional wheel that the root of hollow shaft is also provided with when retraining tower arm along the track revolution of platform longitudinally and the normal direction of track is consistent.
When described upper arm, underarm all parallel with tower arm, and when the twin-lock pin of described upper tapered end is vertical with tower arm, front end keep certain horizontal range with the lock pin center of upper tapered end under described two the lock pin line of symmetries that are centered close to described upper tapered end that touch pin.
Also comprise the pressing plate that is arranged on tower arm end face and is positioned at two idler wheel mechanisms the place ahead, the bottom surface laminating of pressing plate end face and platform when locking.
Also comprise the position-limited rack that rides and be fixed on tower arm front end end face, position-limited rack two ends are respectively with a position-limited wheel.
In described king-post, oil cylinder is installed, king-post top is provided with and constrains in the tower cap that king-post column jecket is interior and bottom contacts with cylinder putter top, is set with the ring set with sprocket wheel on king-post; Between described tower cap and oil cylinder, be connected with the returning pull-spring that plays the effect of benefit power while resetting for oil cylinder release; Buckle chain upper end through described ring set sprocket groove is stuck in described tower crown end key way, and lower end is used for and described chain grapple phase hook joint.
Oil cylinder is installed in described king-post, and described oil cylinder is connected with oil pump by magnetic valve; Magnetic valve is connected with for controlling the keypad of oil cylinder election and return.
The stop screw that touches pin lower end described in being positioned at is also installed on underarm.
The hook end of chain grapple is provided with the cross clamping groove with chain link adaptation.
Ball screw is equipped with at underarm end top.
Good effect of the present invention is:
The first, economy: by drawing the thrust of tower stretching oil cylinder as the power that draws tower locking.Without increasing power resource, its manufacturing cost and Traditional Man locking draw tower roughly suitable, but function truly has larger lifting;
The second, reliability: by the thrust of stretching oil cylinder and the transmission of stretching chain, realization draws tower and platform locking face to be close to, the floating platen of upper tapered end is withheld platform end face, the underarm of simultaneously putting by the upper tapered end double-pin of overhead and the end touches the upper and lower interlock of pin and will draw tower to be locked on platform, failure mode and the potential safety hazard having eliminated La Tayi play and may turn on one's side.Particularly due to the locking that has adopted underarm to touch pin, draw tower sagittal stability and reliability when stretching operation to be better than the similar tower locking mechanism that draws.
Three, convenience: the course of work of mechanism of the present invention is: draw tower revolution location---wedge hole jam plate hooks chain, and---press key locking draws tower---wedge yoke keeps locking, takes chain grapple, completes locking operation---and proofreading and correct stretches finishes, release.Operation is roughly continuous; The process of locking is that button carries out automatically, without manually locking energetically.After locking, only need to adopt simple artificial wedge yoke mode: voussoir is wedged in the wedge hole of wedge hole jam plate, can be kept lock-out state.Do not affect subsequent operation, after oil cylinder off-load, take the chain grapple on the jam plate of wedge hole, can open the stretching calibration function that draws tower.
Four, mobility: owing to having saved locked cylinder, its rotating mobility is better than adopting that special-purpose locked cylinder drives upper tapered end draws tower locking mechanism.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention (one), and what this figure showed is the state of mechanism when wedge yoke keeps locking.
Fig. 2 is the top view of Fig. 1, has concealed king-post, upper arm and platform in figure, only with double dot dash line, represents upper tapered end.
Fig. 3 is the structural representation of platform.
Fig. 4 is the cutaway view of platform.
Fig. 5 is schematic perspective view of the present invention.
Fig. 6 is structural representation of the present invention (two), demonstration be the state of mechanism while not yet locking.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention.
As Fig. 1, embodiments of the invention comprise tower arm 2 and the king-post 1 that draws tower, in the inner corner region of described tower arm 2 and king-post 1, are installed with added 3.
As shown in Figure 1, Figure 2 with figure six, also comprise and be arranged in the notch that described tower arm 2 end faces set, be positioned at described added 3 the place aheads and be positioned at the position of underarm 12 after partially by underarm 12, the first jointed shafts 11 that the first jointed shaft 11 is connected with tower arm 2.The front top of described underarm 12 is equipped with touches pin 14, and ball screw 9 is equipped with at underarm 12 tail end tops.The stop screw 13 that touches pin 14 lower ends described in being positioned at is also installed on underarm 12.
Still, as Fig. 1, the present embodiment also comprises upper arm 24, and upper arm 24 the 3rd jointed shaft 26 by its middle part is connected with described added 3, and the front end of upper arm 24 is connected with upper tapered end 21 by the second jointed shaft 25; The present embodiment also comprises longitudinally through the wedge hole jam plate 28 that is opened in end face notch on added 3, the lower end of wedge hole jam plate 28 is connected with the rear end of upper arm 24 by the 4th jointed shaft 27, jam plate 28 upper ends, wedge hole are hinged with chain grapple 30, and the hook end of chain grapple 30 is provided with the cross clamping groove with chain link adaptation.
Wedge hole jam plate 28 is separately shown in Fig. 6 with wedge hole 28-1(), drawing under tower lock-out state, in the 28-1 of wedge hole, voussoir 29 is installed.At lock-out state, 28-1 upper wedge surface in wedge hole is higher than added 3 end face, and its wedge is roughly parallel with added 3 end face to the level trend of the plate face perpendicular to wedge hole jam plate 28, wedge mouth, and under the 28-1 of wedge hole wedge surface lower than added 3 end face; Described in during locking, the upper and lower wedge surface of voussoir 29 is fitted with the upper wedge surface of wedge hole 28-1 and added 3 end face respectively, and vertically straddles on the wallboard of added 3 both sides, as shown in Figure 1, shown in Figure 5.
Described upper tapered end 21 comprises the floating platen 23 with hinged journal stirrup, it is characterized in that being provided with twin-lock pin 22 in the bottom surface of described floating platen 23.
Still, as Fig. 1, also comprise the upper end that is arranged on tower arm 2 top blind flange the two idler wheel mechanisms 4 that are positioned at added 3 the place aheads.Described two idler wheel mechanisms 4 comprise that roller 8 is connected on hollow shaft 7 by the axis of rotation 5 for two rollers 8 with platform track 20 adaptations, and hollow shaft 7 is arranged on tower arm 2.Root at hollow shaft 7 is also provided with directional wheel 6, when its effect is constraint tower arm 2 along track 20 revolution of platform 17 its longitudinally and normal direction of track 20 be consistent.
As Fig. 1, separately see Fig. 3, Fig. 4, described platform 17 draws tower described in installing, and on platform 17 panels 19 and base plate 18, is furnished with respectively one group of lockhole, being centered close on a curve with track 20 matchings of panel 19 lockholes, the centre-to-centre spacing of the spacing in its adjacent two holes and twin-lock pin is adaptive; The lockhole of base plate 18 is one group of circular hole equidistantly distributing, its arbitrary lockhole be all positioned at the adjacent two lockhole line of symmetries in panel 19 left and right under front end, and be coupled with drawing the pin 14 that touches of tower when draw the upper tapered end 21 of tower to be locked in this position.The curve of described matching is to determine like this: when drawing tower to pass through two idler wheel mechanisms along track 20 revolution, roller is by the constraint direction self adjusting of directional wheel and make compound motion along track 20 revolutions, and lock pin centrode just forms a definite curve.
As shown in Figure 1, Figure 2, described underarm 12 also has following feature: when described upper arm 24, underarm 12 all parallel with tower arm 2, and when the twin-lock pin 22 of described upper tapered end 21 is vertical with tower arm 2, front end keep certain horizontal range with the lock pin center of upper tapered end 21 under described two lock pin line of symmetries that touch the described upper tapered end 21 of being centered close to of pin 14.In addition, touch the end face of pin 14 higher than the end face certain distance of ball screw 9.Drawing tower released state, the bulb of the ball screw 9 of underarm 12 contacts the bottom surface that the end face that touches pin 14 approaches platform 17 with the bottom surface of platform 17.Drawing under the lock-out state of tower, touch the corresponding lockhole in bottom surface of the top cylinder wedging platform 17 of pin 14, and its cylinder height is being slightly larger than the thickness of platform floor; 13 of stop screws keep laminating for retraining underarm 12 with the notch inner side of tower arm 2, make to touch the center that pin 14 is always positioned at this notch, and adjust it and meet above-mentioned attitude.
The present embodiment also comprises the pressing plate 10 that is arranged on tower arm 2 end faces and is positioned at two idler wheel mechanisms 4 the place aheads, the bottom surface laminating of pressing plate 10 end faces and platform 17 when locking.Owing to often needing to install the automobile positioning clamp of upper and lower locking on platform 17, therefore between platform 17 bottom surfaces and tower arm 2 end faces, leave tapered end space, the containment surfaces of tower arm and platform laminating when pressing plate 10 is used as locking.
The present embodiment also comprises the position-limited rack 15 that rides and be fixed on tower arm 2 front end end faces, and position-limited rack 15 two ends are respectively with a position-limited wheel 16.Described position-limited wheel 16 effect of contractions are the bottom surfaces of withholding at platform 17, and while drawing tower to turn round along platform periphery, at platform straight flange, district is straight-line rolling, and Er circular arc district is fine motion, with adaptive tower arm 1, is tending towards platform track normal direction.
As Fig. 5, the interior installation oil cylinder 35 of described king-post 1, king-post 1 top is provided with and constrains in king-post 1 column jecket and the inner tower cap 33 contacting with cylinder putter top, is set with the ring set 32 with sprocket wheel on king-post 1.Between described tower cap 33 and oil cylinder 35, be connected with the returning pull-spring 34 that plays the effect of benefit power while resetting for oil cylinder release.Buckle chain 31 upper ends through described ring set 32 sprocket grooves are stuck in described tower cap 33 top key ways, and lower end is used for and described chain grapple 30 phase hook joints.
Described oil cylinder 35 connects oil pump 37 by magnetic valve 36.Magnetic valve 36 is connected with keypad 38.Oil cylinder election and return are respectively by the upper line unit on keypad 38 and descending key control.
The course of work of the present invention is exemplified below:
1. draw tower revolution location: as Fig. 6, by the roller 8 of two idler wheel mechanisms 4, under the constraint of directional wheel 6 and position-limited wheel 16, make to draw tower to return back to selected lockhole position along the track 20 of platform 17 mechanism of the present invention;
2. wedge hole jam plate hooks chain: state during Fig. 6 shows Shi of the present invention mechanism non-locking, by the one end of drawing tower for the buckle chain 31 of the operation that stretches be stuck in the tail end of described tower cap 33 top key ways, through this key way, through described ring set 32 sprocket grooves, hook is hooked on the chain link above ring set 32 again; Again by the low end of buckle chain 31 by ring set 32 with the roughly tensioning of sprocket wheel race; Then with the chain grapple 30 that is hinged on jam plate 28 upper ends, wedge hole, hook the approaching chain link of low end of buckle chain 31.
3. press key locking draws tower: use keypad 38 operations: by upper line unit, start oil cylinder 35 and upwards elect tower cap 33, under the constraint of the key way of tower cap 33 and ring set sprocket wheel, drive buckle chain 31 that upper arm 24 front ends are overturn downwards, now go up tapered end 21 because the guide effect of the adjustment of gravity and the conehead of twin-lock pin 22 buckles into the lockhole of platform 17, and by floating platen 23 automatic capturings with hinged journal stirrup, laminating platform top panel.Meanwhile, roller 21 departs from platform tracks 17, makes platform lower panel take position-limited wheel 16 for fulcrum is toward pressing down, until fit with the edge of pressing plate 10 and touch the ball screw 9 of underarm 12, makes to touch the base plate lockhole that pin 14 is wedged platforms 17.Put at double-pin by overhead and the end touches the upper and lower interlock of pin and will draw tower to be locked on platform.Now, the upper wedge surface of the wedge hole 28-1 of voussoir jam plate 28 exceeds added 3 end face.
4. wedge yoke keeps locking, takes chain grapple, adopts the mode with artificial wedge yoke, by the wedge hole 28-1 of voussoir 29 wedging voussoir jam plates 28, to keep lock-out state, as shown in Figure 1; Then press line unit, after oil cylinder off-load, buckle chain 31 relax, take chain grapple 30, so far draw the locking operation of tower to complete.The hook of buckle chain 31 of stretching operation and the application of force of mobile repair shop reparation position are connected, can open the stretching calibration function that lower order is drawn tower.
5. release: when drawing tower to proofread and correct the stretching end of job, manually unload lower wedge block 29, upper arm 24 and underarm 12 automatically return to original state by deadweight.
Claims (10)
1. a wedge lock type bi-directional locking arrangement that draws tower, comprise the tower arm (2) that draws the king-post (1) of tower and be arranged on front side, king-post (1) bottom, added (3) that fix with king-post (1) are installed in the inner corner region of tower arm (2) and king-post (1), it is characterized in that: also comprise by the first jointed shaft (11) and be connected to the underarm (12) on tower arm (2), the top, one end of described underarm (12) be equipped with when locking for wedge platform (17) base plate lockhole touch pin (14); Also comprise the upper arm (24) that the 3rd jointed shaft (26) by middle part is connected with described added (3), the front end of upper arm (24) is connected with upper tapered end (21) by the second jointed shaft (25); Described upper tapered end (21) comprises that bottom surface is provided with the floating platen of twin-lock pin (22) (23), and described twin-lock pin (22) band is useful on the conehead in the lockhole that buckles into platform (17); Longitudinally through the lower end that is opened in the wedge hole jam plate (28) of added (3) end face notch, by the 4th jointed shaft (27), be connected with the rear end of upper arm (24), wedge hole jam plate (28) upper end is hinged with the chain grapple (30) for articulating mutually with stretching chain; Wedge hole jam plate (28) is with wedge hole (28-1), voussoir (29) is installed in lock-out state hyposphene hole (28-1) and described voussoir (29) straddles on the wallboard of added (3) side.
2. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: also comprise the two idler wheel mechanisms (4) that are arranged on the upper end of tower arm (2) top blind flange and are positioned at added (3) the place ahead; Described two idler wheel mechanisms (4) comprise for two rollers (8) adaptive with platform track (20), roller (8) is connected on hollow shaft (7) by the axis of rotation (5), it is upper that hollow shaft (7) is arranged on tower arm (2), at the directional wheel (6) that the root of hollow shaft (7) is also provided with when retraining tower arm (2) along track (20) revolution of platform (17) longitudinally and the normal direction of track (20) is consistent.
3. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, it is characterized in that: when described upper arm (24), underarm (12) all parallel with tower arm (2), and when the twin-lock pin (22) of described upper tapered end (21) is vertical with tower arm (2), front end keep certain horizontal range with the lock pin center of upper tapered end (21) under described two lock pin line of symmetries that touch the described upper tapered end of being centered close to of pin (14) (21).
4. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 3, it is characterized in that: also comprise the pressing plate (10) that is arranged on tower arm (2) end face and is positioned at two idler wheel mechanisms (4) the place ahead, the bottom surface laminating of pressing plate (10) end face and platform (17) when locking.
5. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: also comprise the position-limited rack (15) that rides and be fixed on tower arm front end end face, position-limited rack (15) two ends are respectively with a position-limited wheel (16).
6. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, it is characterized in that: oil cylinder (35) is installed in described king-post (1), king-post (1) top is provided with and constrains in the tower cap (33) that king-post (1) column jecket is interior and bottom contacts with cylinder putter top, is set with the ring set (32) with sprocket wheel on king-post (1); Between described tower cap (33) and oil cylinder (35), be connected with the returning pull-spring (34) that plays the effect of benefit power while resetting for oil cylinder release; Buckle chain (31) upper end through described ring set (32) sprocket groove is stuck in the key way of described tower cap (33) top, and lower end is used for and described chain grapple (30) phase hook joint.
7. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: oil cylinder (35) is installed in described king-post (1), and described oil cylinder (35) is connected with oil pump (37) by magnetic valve (36); Magnetic valve (36) is connected with for controlling the keypad (38) of oil cylinder (35) election and return.
8. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: the stop screw (13) that touches pin (14) lower end described in being positioned at is also installed on underarm (12).
9. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: the hook end of chain grapple (30) is provided with the cross clamping groove with chain link adaptation.
10. the wedge lock type bi-directional locking arrangement that draws tower as claimed in claim 1, is characterized in that: ball screw (9) is equipped with at underarm (12) end top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015659.4A CN103752656A (en) | 2014-01-14 | 2014-01-14 | Wedge-lock-type bidirectional locking mechanism of pull tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015659.4A CN103752656A (en) | 2014-01-14 | 2014-01-14 | Wedge-lock-type bidirectional locking mechanism of pull tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103752656A true CN103752656A (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410015659.4A Pending CN103752656A (en) | 2014-01-14 | 2014-01-14 | Wedge-lock-type bidirectional locking mechanism of pull tower |
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| Country | Link |
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| CN (1) | CN103752656A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114066A (en) * | 2018-08-27 | 2019-01-01 | 中国飞机强度研究所 | A kind of pressurized strut |
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|---|---|---|---|---|
| CN2212488Y (en) * | 1994-12-05 | 1995-11-15 | 烟台麦特电子有限公司 | Inclined metallic sheet repairing device for repairing automobile |
| CN2301271Y (en) * | 1997-04-14 | 1998-12-23 | 烟台麦特电子有限公司 | Lifting sheet-metal straightening device |
| US20040226340A1 (en) * | 2003-05-15 | 2004-11-18 | Dumdei Keith A. | Clamp for straightening an automobile body or frame |
| US20040237624A1 (en) * | 2003-05-30 | 2004-12-02 | Hess Jeffery A. | Multiple movable carriages with multi-radius tracks and tilted rollers |
| CN101773952A (en) * | 2010-02-04 | 2010-07-14 | 曾志同 | Automotive beam calibrator |
| CN102397918A (en) * | 2011-06-24 | 2012-04-04 | 烟台三重技术开发有限公司 | Rapid pull tower locking mechanism |
| CN102581077A (en) * | 2012-03-08 | 2012-07-18 | 烟台未来自动装备有限责任公司 | Car body correcting machine with tension column capable of being tensioned diagonally and fixed with platform quickly |
| CN203664406U (en) * | 2014-01-14 | 2014-06-25 | 烟台三重技术开发有限公司 | Wedge locking type bidirectional locking mechanism of stretching tower |
-
2014
- 2014-01-14 CN CN201410015659.4A patent/CN103752656A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2212488Y (en) * | 1994-12-05 | 1995-11-15 | 烟台麦特电子有限公司 | Inclined metallic sheet repairing device for repairing automobile |
| CN2301271Y (en) * | 1997-04-14 | 1998-12-23 | 烟台麦特电子有限公司 | Lifting sheet-metal straightening device |
| US20040226340A1 (en) * | 2003-05-15 | 2004-11-18 | Dumdei Keith A. | Clamp for straightening an automobile body or frame |
| US20040237624A1 (en) * | 2003-05-30 | 2004-12-02 | Hess Jeffery A. | Multiple movable carriages with multi-radius tracks and tilted rollers |
| CN101773952A (en) * | 2010-02-04 | 2010-07-14 | 曾志同 | Automotive beam calibrator |
| CN102397918A (en) * | 2011-06-24 | 2012-04-04 | 烟台三重技术开发有限公司 | Rapid pull tower locking mechanism |
| CN102581077A (en) * | 2012-03-08 | 2012-07-18 | 烟台未来自动装备有限责任公司 | Car body correcting machine with tension column capable of being tensioned diagonally and fixed with platform quickly |
| CN203664406U (en) * | 2014-01-14 | 2014-06-25 | 烟台三重技术开发有限公司 | Wedge locking type bidirectional locking mechanism of stretching tower |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114066A (en) * | 2018-08-27 | 2019-01-01 | 中国飞机强度研究所 | A kind of pressurized strut |
| CN109114066B (en) * | 2018-08-27 | 2020-02-07 | 中国飞机强度研究所 | Actuating cylinder |
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Application publication date: 20140430 |