CN104439777A - Machine leg clamping device - Google Patents
Machine leg clamping device Download PDFInfo
- Publication number
- CN104439777A CN104439777A CN201410627863.1A CN201410627863A CN104439777A CN 104439777 A CN104439777 A CN 104439777A CN 201410627863 A CN201410627863 A CN 201410627863A CN 104439777 A CN104439777 A CN 104439777A
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- CN
- China
- Prior art keywords
- tailstock
- horizontal
- longitudinal
- guide rod
- under
- 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.)
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Classifications
-
- 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
-
- 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a machine leg clamping device which comprises a mounting base, a horizontal moving mechanism, a longitudinal moving mechanism and a locking mechanism. The longitudinal moving mechanism comprises a first longitudinal guide rod which is arranged on the mounting base in sliding and penetrating modes, a longitudinal tailstock is mounted at the lower end of the first longitudinal guide rod, and a longitudinal reset mechanism is arranged between the longitudinal tailstock and the mounting base. The locking mechanism comprises a locked part which is mounted at the upper end of the first longitudinal guide rod and a locking part which is arranged on the upper surface of a mounting plate and is matched with the locked part. According to the machine leg clamping device, the position precision of mutual locking fit between a machine leg and a shell can be guaranteed, the relative position between the machine leg and the shell is made to meet the drawing dimension demand, the clamping speed of the machine leg is higher, and locking is firmer.
Description
Technical field
The present invention relates to clamping device, particularly relate to a kind of under-chassis clamping device.
Background technology
In the production process of refrigeration compressor, need the soldering shell of refrigeration compressor being carried out to under-chassis, after the shell of refrigeration compressor is fixed, mechanical device is normally adopted under-chassis to be transferred to the under-chassis welding position of shell and to lock, after under-chassis and shell are locked and fitted, then by welding machine, under-chassis is welded on shell.Under-chassis is in feeding process, there will be and clamps not strongly solid phenomenon.(clamping under-chassis, and aligning gear coordinates, and locks under-chassis, make relative position between under-chassis and housing reach drawing dimensional requirement after making housing can load aligning gear smoothly.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of under-chassis clamping device, the positional precision of locking laminating mutually between under-chassis and housing can not only be ensured, make relative position between under-chassis and housing reach drawing dimensional requirement, and the speed of clamping under-chassis is faster, locking more firm.
For solving the problems of the technologies described above, the present invention proposes a kind of under-chassis clamping device, comprising mount pad, transverse moving mechanism, longitudinal moving mechanism and retaining mechanism, wherein:
Described transverse moving mechanism comprises the installing plate be slidably mounted on described mount pad, one end of described installing plate is fixedly connected with a horizontal tailstock, a horizontal resetting-mechanism and a first horizontal guide rod is provided with between described horizontal tailstock and mount pad, the first end of described first horizontal guide rod is fixedly connected with horizontal tailstock, second end of the first horizontal guide rod slides and is located on mount pad, the other end of described installing plate fixedly mounts a horizontal guide rod bracket, described horizontal guide rod bracket is fixedly connected with the second end of the first horizontal guide rod, described horizontal guide rod bracket is fixed with a dowel plate,
Described longitudinal moving mechanism comprises the first Der Laengslenker sliding and be located on mount pad, and a longitudinal tailstock is installed in the lower end of the first Der Laengslenker, is provided with a longitudinal resetting-mechanism between described longitudinal tailstock and mount pad;
Described retaining mechanism comprises the portion that is locked being arranged on described first Der Laengslenker upper end, is arranged on installing plate upper surface and the tight lock part cooperatively interacted with the portion of being locked.
Further, described in the portion of being locked comprise the post that is locked being fixedly mounted on the first Der Laengslenker upper end, described in the be locked outside wall surface of post be connected on the upper surface of installing plate; Described tight lock part is be arranged on the cavity between described installing plate upper surface and installing plate the first side wall.
Further, the post that is locked described in is provided with a bearing.
Further, described cavity internal fixtion be provided with one with the limited block of described installing plate upper surface flush, described limited block near horizontal tailstock end and cavity leave between the inwall of horizontal tailstock end accommodating described in be locked the space of post.
Further, the described post that is locked is arranged on the upper end of the first Der Laengslenker by a Der Laengslenker bracket, the upper surface of described Der Laengslenker bracket is provided with a groove, described in be locked one end of post be embedded in groove, the notch place of described groove is provided with a stay.
Further, the sidewall of described mount pad is provided with buffer, and one end of described buffer abuts with horizontal guide rod bracket.
Further, insulation board is provided with between described horizontal guide rod bracket and dowel plate.
Further, described horizontal resetting-mechanism comprises the second horizontal guide rod and is sleeved on the crossed strip on the second horizontal guide rod, one end of described second horizontal guide rod is fixed on horizontal tailstock, other end activity is located on mount pad, and the two ends of described crossed strip are connected between horizontal tailstock and mount pad; Described longitudinal resetting-mechanism comprises the second Der Laengslenker and is sleeved on the longitudinal spring on the second Der Laengslenker, the lower end of described second Der Laengslenker is fixed on longitudinal tailstock, the movable upper end of described second Der Laengslenker is located on mount pad, and the two ends of described longitudinal spring are connected between longitudinal tailstock and mount pad.
Further, also comprise the pushing mechanism for promoting horizontal tailstock, described pushing mechanism is a cylinder, and the drive end of described cylinder abuts with horizontal tailstock; Also comprise the rapping cylinder for promoting longitudinal tailstock in longitudinal moving mechanism.
Further, described pushing mechanism also comprises locking cylinder seat, is the promotion toggle plate of " T " font, described cylinder is fixedly mounted on locking cylinder seat, the first end of described promotion toggle plate is hinged on locking cylinder seat, second end of described promotion toggle plate and the drive end of cylinder hinged, the 3rd end promoting toggle plate is provided with a roller, and the horizontal tailstock of described roller or longitudinal tailstock abut.
Technique scheme at least has following beneficial effect: the present invention adopts promotion installing plate, and the post that will be locked falls in cavity, is also delivered to by under-chassis with the welding position of case weld and lock while being locked by mount pad; After under-chassis welding terminates, pushing mechanism promotes longitudinal moving mechanism and up moves, until be locked, post departs from cavity, installing plate now in transverse moving mechanism is under the effect of horizontal resetting-mechanism, and mobile return, drives dowel plate to depart from under-chassis, the positional precision of locking laminating mutually between under-chassis and housing can not only be ensured, make relative position between under-chassis and housing reach drawing dimensional requirement, and the speed of clamping under-chassis is faster, locking more firm.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of description, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the structural representation one of under-chassis clamping device of the present invention.
Fig. 2 is the structural representation two of under-chassis clamping device of the present invention.
Fig. 3 is the structural representation of pushing mechanism in under-chassis clamping device of the present invention.
Fig. 4 is the mechanism stereogram of under-chassis clamping device of the present invention when coordinating with pushing mechanism.
Fig. 5 is the mechanism stereogram of under-chassis clamping device of the present invention when coordinating with rapping cylinder.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below in conjunction with accompanying drawing, the present invention is described further.
As Fig. 1, shown in Fig. 2, under-chassis clamping device of the present invention comprises mount pad 1, transverse moving mechanism 2, longitudinal moving mechanism 3, retaining mechanism 4 and pushing mechanism 5, during work, under-chassis (is not drawn under-chassis in figure) by transplanting on dowel plate 26 in advance, pushing mechanism 5 promotes transverse moving mechanism 2 and is mounted opposite seat 1 and moves right (using Fig. 1 as direction reference data), promote to be positioned at under-chassis on dowel plate 26 toward moving right simultaneously, under-chassis is transferred to the under-chassis welding position of refrigeration compressor shell from original position, now longitudinal moving mechanism 3 is under the active force of longitudinal spring 332, locking post 411 in retaining mechanism 4 falls in cavity (tight lock part 42), after transverse moving mechanism 2 is locked, carry out under-chassis soldering, after under-chassis welding terminates, rapping cylinder 6 promotes longitudinal moving mechanism 3 and up moves, the post 411 that makes to be locked departs from cavity, under the effect of the spring 232 of the horizontal tailstock 22 now in transverse moving mechanism 2 in horizontal resetting-mechanism 23, to turn left mobile return, drive dowel plate 26 depart from under-chassis and get back to original position, then repeat above-mentioned steps, carry out the welding of lower a pair under-chassis.
As Fig. 1, shown in Fig. 2, installing plate 21 in transverse moving mechanism 2 is slidably mounted on mount pad 1, the left end of installing plate 21 is fixedly connected with a horizontal tailstock 22, a horizontal resetting-mechanism 23 and a first horizontal guide rod 24 is provided with between horizontal tailstock 22 and mount pad 1, the left end of the first horizontal guide rod 24 is fixedly connected with horizontal tailstock 22, the right-hand member of the first horizontal guide rod 24 slides and is located on mount pad 1, the right-hand member of installing plate 21 fixedly mounts a horizontal guide rod bracket 25, horizontal guide rod bracket 25 is fixedly connected with the right side of the first horizontal guide rod 24, horizontal guide rod bracket 25 is fixed with a dowel plate 26, in the present embodiment, the left end of the second horizontal guide rod 231 in horizontal resetting-mechanism 23 is fixed on horizontal tailstock 22, its right-hand member activity is located on mount pad 1, and the two ends of crossed strip 232 are connected between horizontal tailstock 22 and mount pad 1 respectively.
The first Der Laengslenker 31 in longitudinal moving mechanism 3 slides and is located on mount pad 1, a longitudinal tailstock 32 is installed in the lower end of the first Der Laengslenker 31, a longitudinal resetting-mechanism 33 is provided with between described longitudinal tailstock 32 and mount pad 1, particularly, the lower end of the second Der Laengslenker 331 in longitudinal resetting-mechanism 33 is fixed on longitudinal tailstock 32, its movable upper end is located on mount pad 1, and the two ends of longitudinal spring 332 are connected between longitudinal tailstock 32 and mount pad 1.
The portion that is locked 41 in retaining mechanism 4 is arranged on the upper end of the first Der Laengslenker 31, the tight lock part 42 cooperatively interacted with the portion of being locked 41 is then arranged on installing plate 21 upper surface, particularly, be locked portion 41 for being fixedly mounted on the post 411 that is locked of the first Der Laengslenker 31 upper end, such as adopt a cylinder, cylindrical outside wall surface is connected on the upper surface of limited block 421, tight lock part 42 is then for being arranged on the cavity of installing plate 21 upper surface, when the thrust being subject to pushing mechanism 5 when horizontal tailstock 22 like this moves right, the post 411 that is locked loses limited block 421 and falls in cavity to its support and longitudinal spring 332 active force, transverse moving mechanism 2 is hindered to turn left return, because cylindrical outside wall surface is directly connected on the upper surface of installing plate 21, when there is relative motion, the force of sliding friction that cylinder wall is subject to is larger, at this moment a bearing 412 is provided with on the cylinder, force of sliding friction is changed into force of rolling friction, greatly reduces cylindrical wearing and tearing, after bearing 412 weares and teares, directly can change bearing, reduce maintenance cost, preferably, the limited block 421 of one and installing plate 21 upper surface flush is provided with at cavity internal fixtion, and leave the space 422 of the accommodating post 411 that is locked between the left end inwall of the left side of limited block 421 and cavity, like this when limited block 421 weares and teares, can directly change limited block 421, reduce maintenance cost, further, the post 411 that is locked is arranged on the upper end of the first Der Laengslenker 31 by a Der Laengslenker bracket 413, a groove 414 is provided with at the upper surface of Der Laengslenker bracket 413, be locked one end of post 411 is embedded in groove 414, the notch place of groove 414 is provided with a stay 415, this structure is conducive to installation and is locked post 411, is convenient for changing the bearing 412 being arranged on and being locked on post 411.
As shown in Figure 1, the sidewall of mount pad 1 is provided with buffer 11, one end of buffer 11 abuts with horizontal guide rod bracket 25, rise when pushing mechanism 5 promotes the first Der Laengslenker 31, drive is locked post 411 when climbing away cavity, installing plate 21 is moved to the left reset under the effect of horizontal resetting-mechanism 23, and now buffer 11 can avoid horizontal guide rod bracket 25 pairs of mount pads 1 to produce impact.
Insulation board 27 is provided with between horizontal guide rod bracket 25 and dowel plate 26, due to dowel plate 26 under-chassis push-tight is welded on the housing of refrigeration compressor time, dowel plate 26 will produce forceful electric power electric current, now electric current and miscellaneous part can be isolated by insulation board 27, avoid the generation of electric shock event.
As shown in Figure 3, pushing mechanism 5 moves for promoting horizontal tailstock 22, particularly, pushing mechanism 5 is a cylinder 54, the drive end of cylinder 54 and horizontal tailstock 22, further, pushing mechanism 5 also comprises locking cylinder seat 51, is the toggle plate of " T " font, cylinder 54 is fixedly mounted on locking cylinder seat 51, the first end of toggle plate is hinged on locking cylinder seat 51, the second end of toggle plate and the drive end of cylinder 54 hinged, the 3rd end of toggle plate is provided with a roller 53, roller 53 abuts with horizontal tailstock 22 or longitudinal tailstock 32, and roller 53 can reduce wearing and tearing.
Two under-chassis clamping devices of the present invention can be symmetricly set on the both sides of turntable or workbench, the left and right under-chassis in welded case; During single station, when such as only need weld a under-chassis, only can select a under-chassis clamping device, can process according to needs of production.Under-chassis clamping device has two states, and one is reset mode, and one is locking state.
As shown in Figures 3 to 5, when under-chassis is put into after on the dowel plate 26 of under-chassis clamping device respectively by the under-chassis feed mechanism of outside, under-chassis clamping device rotates to welding post.Two, left and right now on fuselage pushing mechanism 5 promotes toggle plate 52 under the effect of locking cylinder 54, toggle plate rotates around A end, make the roller 53 on toggle plate C end promote under-chassis and clamp horizontal tailstock 22 on the transverse moving mechanism 2 loaded onto, on horizontal tailstock 22, a backing plate can be installed, horizontal tailstock 22 is avoided to wear and tear, horizontal tailstock 22 compresses crossed strip 232, make the post 411 that is locked be connected with longitudinal moving mechanism 3 fall into cavity after the surface sliding of limited block 421, now under-chassis is delivered to the welding position of case weld and is locked by under-chassis clamping device; After under-chassis and housing weld, turntable rotates, under-chassis clamping device and aligning gear rotate to next station, two the rapping cylinders 6 be arranged in below turntable stretch out the first longitudinally guiding bar of up jack-up longitudinal moving mechanism 3 respectively, make longitudinal rod supporting frame drive the post 411 that is locked to upspring by the first longitudinally guiding bar, transverse moving mechanism 2 resets.
The above is the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a under-chassis clamping device, is characterized in that, comprises mount pad, transverse moving mechanism, longitudinal moving mechanism and retaining mechanism, wherein,
Described transverse moving mechanism comprises the installing plate be slidably mounted on described mount pad, one end of described installing plate is fixedly connected with a horizontal tailstock, a horizontal resetting-mechanism and a first horizontal guide rod is provided with between described horizontal tailstock and mount pad, the first end of described first horizontal guide rod is fixedly connected with horizontal tailstock, second end of the first horizontal guide rod slides and is located on mount pad, the other end of described installing plate fixedly mounts a horizontal guide rod bracket, described horizontal guide rod bracket is fixedly connected with the second end of the first horizontal guide rod, described horizontal guide rod bracket is fixed with a dowel plate,
Described longitudinal moving mechanism comprises the first Der Laengslenker sliding and be located on mount pad, and a longitudinal tailstock is installed in the lower end of the first Der Laengslenker, is provided with a longitudinal resetting-mechanism between described longitudinal tailstock and mount pad;
Described retaining mechanism comprises the portion that is locked being arranged on described first Der Laengslenker upper end, is arranged on installing plate upper surface and the tight lock part cooperatively interacted with the portion of being locked.
2. under-chassis clamping device as claimed in claim 1, is characterized in that, described in the portion of being locked comprise the post that is locked being fixedly mounted on the first Der Laengslenker upper end, described in the be locked outside wall surface of post be connected on the upper surface of installing plate; Described tight lock part is be arranged on the cavity between described installing plate upper surface and installing plate the first side wall.
3. under-chassis clamping device as claimed in claim 2, is characterized in that, described in the post that is locked be provided with a bearing.
4. under-chassis clamping device as claimed in claim 2, it is characterized in that, described cavity internal fixtion be provided with one with the limited block of described installing plate upper surface flush, described limited block near horizontal tailstock end and cavity leave between the inwall of horizontal tailstock end accommodating described in be locked the space of post.
5. under-chassis clamping device as claimed in claim 2, it is characterized in that, the described post that is locked is arranged on the upper end of the first Der Laengslenker by a Der Laengslenker bracket, the upper surface of described Der Laengslenker bracket is provided with a groove, one end of the described post that is locked is embedded in groove, and the notch place of described groove is provided with a stay.
6. under-chassis clamping device as claimed in claim 1, it is characterized in that, the sidewall of described mount pad is provided with buffer, and one end of described buffer abuts with horizontal guide rod bracket.
7. under-chassis clamping device as claimed in claim 1, is characterized in that, be provided with insulation board between described horizontal guide rod bracket and dowel plate.
8. under-chassis clamping device as claimed in claim 1, it is characterized in that, described horizontal resetting-mechanism comprises the second horizontal guide rod and is sleeved on the crossed strip on the second horizontal guide rod, one end of described second horizontal guide rod is fixed on horizontal tailstock, other end activity is located on mount pad, and the two ends of described crossed strip are connected between horizontal tailstock and mount pad; Described longitudinal resetting-mechanism comprises the second Der Laengslenker and is sleeved on the longitudinal spring on the second Der Laengslenker, the lower end of described second Der Laengslenker is fixed on longitudinal tailstock, the movable upper end of described second Der Laengslenker is located on mount pad, and the two ends of described longitudinal spring are connected between longitudinal tailstock and mount pad.
9. under-chassis clamping device as claimed in claim 1, it is characterized in that, also comprise the pushing mechanism for promoting horizontal tailstock, described pushing mechanism is a cylinder, and the drive end of described cylinder abuts with horizontal tailstock; Also comprise the rapping cylinder for promoting longitudinal tailstock in longitudinal moving mechanism.
10. under-chassis clamping device as claimed in claim 9, it is characterized in that, described pushing mechanism also comprises locking cylinder seat, is the promotion toggle plate of " T " font, described cylinder is fixedly mounted on locking cylinder seat, the first end of described promotion toggle plate is hinged on locking cylinder seat, second end of described promotion toggle plate and the drive end of cylinder hinged, the 3rd end promoting toggle plate is provided with a roller, and the horizontal tailstock of described roller or longitudinal tailstock abut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410627863.1A CN104439777B (en) | 2014-11-10 | 2014-11-10 | A kind of under-chassis clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410627863.1A CN104439777B (en) | 2014-11-10 | 2014-11-10 | A kind of under-chassis clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104439777A true CN104439777A (en) | 2015-03-25 |
| CN104439777B CN104439777B (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410627863.1A Active CN104439777B (en) | 2014-11-10 | 2014-11-10 | A kind of under-chassis clamping device |
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| Country | Link |
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| CN (1) | CN104439777B (en) |
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| JP2003231032A (en) * | 2002-02-12 | 2003-08-19 | Honda Motor Co Ltd | Work positioning clamping device |
| CN2843719Y (en) * | 2005-07-15 | 2006-12-06 | 无锡威华电焊机制造有限公司 | Structural-section assembled welding integrating equipment |
| US20090001133A1 (en) * | 2007-06-27 | 2009-01-01 | Shinko Electric Industries Co., Ltd. | Electronic component mounting device and method of manufacturing electronic device |
| CN103008817A (en) * | 2012-12-03 | 2013-04-03 | 深圳深蓝精机有限公司 | Automatic soldering machine |
| CN203045112U (en) * | 2013-01-16 | 2013-07-10 | 成都焊研威达科技股份有限公司 | Inner wall annular strip surfacing manipulator |
| CN203316901U (en) * | 2013-06-27 | 2013-12-04 | 丁小生 | Welding machine of compressor |
| CN104002033A (en) * | 2014-05-27 | 2014-08-27 | 深圳市川菱科技有限公司 | Automatic contact welding machine |
| CN104084819A (en) * | 2014-07-06 | 2014-10-08 | 山西汾西重工有限责任公司 | Semicircular shell body boring milling locating locking device |
| CN204339138U (en) * | 2014-11-10 | 2015-05-20 | 深圳市鹏煜威科技有限公司 | A kind of under-chassis clamping device |
-
2014
- 2014-11-10 CN CN201410627863.1A patent/CN104439777B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2653007B2 (en) * | 1992-11-19 | 1997-09-10 | 三菱自動車工業株式会社 | Welding equipment for long objects |
| JP2003231032A (en) * | 2002-02-12 | 2003-08-19 | Honda Motor Co Ltd | Work positioning clamping device |
| CN2843719Y (en) * | 2005-07-15 | 2006-12-06 | 无锡威华电焊机制造有限公司 | Structural-section assembled welding integrating equipment |
| US20090001133A1 (en) * | 2007-06-27 | 2009-01-01 | Shinko Electric Industries Co., Ltd. | Electronic component mounting device and method of manufacturing electronic device |
| CN103008817A (en) * | 2012-12-03 | 2013-04-03 | 深圳深蓝精机有限公司 | Automatic soldering machine |
| CN203045112U (en) * | 2013-01-16 | 2013-07-10 | 成都焊研威达科技股份有限公司 | Inner wall annular strip surfacing manipulator |
| CN203316901U (en) * | 2013-06-27 | 2013-12-04 | 丁小生 | Welding machine of compressor |
| CN104002033A (en) * | 2014-05-27 | 2014-08-27 | 深圳市川菱科技有限公司 | Automatic contact welding machine |
| CN104084819A (en) * | 2014-07-06 | 2014-10-08 | 山西汾西重工有限责任公司 | Semicircular shell body boring milling locating locking device |
| CN204339138U (en) * | 2014-11-10 | 2015-05-20 | 深圳市鹏煜威科技有限公司 | A kind of under-chassis clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104439777B (en) | 2016-03-30 |
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