CN103567920B - EGR (Exhaust Gas Recirculation) cooler clamping device - Google Patents
EGR (Exhaust Gas Recirculation) cooler clamping device Download PDFInfo
- Publication number
- CN103567920B CN103567920B CN201310474170.9A CN201310474170A CN103567920B CN 103567920 B CN103567920 B CN 103567920B CN 201310474170 A CN201310474170 A CN 201310474170A CN 103567920 B CN103567920 B CN 103567920B
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- China
- Prior art keywords
- cooler
- pinch roll
- exhaust gas
- grasping part
- clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses an EGR (Exhaust Gas Recirculation) cooler clamping device, which comprises an upper box and a lower box which are buckled to form a cooler clamping space with an opening at one side, clamping roller mounting and adjusting cavities arranged around the cooling clamping space, and an adjusting roller assembly, wherein the adjusting roller assembly comprises an adjusting screw and a clamping roller, and the adjusting screw also comprises a screw rod and a shaft shoulder; the clamping roller also comprises a cylindrical body, swivels arranged at the two ends of the cylindrical body, and a radial threaded through hole formed in the side of the cylindrical body, and the threaded section of the screw rod is screwed in the radial threaded through hole, so that the rotation movement of the adjusting screw is converted into the movement of the clamping roller. The EGR cooler clamping device has the advantages that the structure is reasonable, the operation is simple and convenient, and the thin wall of an EGR cooler can be clamped by the adjustable adjusting roller, the clamping area is increased, the clamping stability is improved, and the thin wall of the EGR cooler can not be bruised or scratched.
Description
Technical field
The present invention relates to diesel engine assembling field, particularly a kind of cooler for recycled exhaust gas clamping device.
Background technology
EGR cooler for diesel is thin wall special-shaped part, owing to needing when cooler for recycled exhaust gas portion fills to connect other parts and make-up torque on its rhombus flange face, usually needs to use vice clamping, or adopts and vertically throughly enter clamping.
Cooler for recycled exhaust gas adopts vice clamping easily to cause the conquassation of cooler for recycled exhaust gas thin-walled or scratch.
Summary of the invention
The present invention is to overcome defect in above-mentioned prior art, and provide a kind of rational in infrastructure, easy and simple to handle, clamping is firm, can avoid the conquassation of cooler for recycled exhaust gas thin-walled or abrasive cooler for recycled exhaust gas clamping device.
For achieving the above object, according to the invention provides a kind of cooler for recycled exhaust gas clamping device, comprising:
Upper box and lower box, it fastens mutually the cooler grasping part of formation one side opening, and the pinch roll be opened in around cooler grasping part installs adjustment chamber; Pinch roll is installed and is regulated chamber to comprise: pinch roll kidney-shaped stepped cavity and adjustment screw rotate chamber, side and the cooler grasping part of pinch roll kidney-shaped stepped cavity are through, and rotation slot comprises: axis stretch to pinch roll kidney-shaped stepped cavity and with its through screw rod chamber and the shaft shoulder chamber orthogonal with screw rod cavity axis;
Dancer rools assembly, it comprises: adjustment screw and pinch roll, and adjustment screw comprises again: screw rod and the shaft shoulder, and pinch roll comprises again: cylindrical body, and is laid in the core cap at cylindrical body two ends and is opened in the radial tapped through hole of cylindrical body side; The screw rod of adjustment screw is laid in described screw rod chamber, the shaft shoulder is laid in described shaft shoulder chamber, cylindrical body is laid in described pinch roll kidney-shaped stepped cavity, and screw flight section screws in radial tapped through hole, is the movement of pinch roll by the convert rotational motion of adjustment screw; The adjustment screw screw rod outer end being positioned at the dancer rools assembly of cooler grasping part opening part is connected with shakes the hand, and to shake the hand assembly to form adjustment.
In technique scheme, pinch roll is installed and is regulated chamber to be three, an opening side being distributed in cooler grasping part; Another two are distributed in the opening opposite side of cooler grasping part and the inner side of cooler grasping part respectively.
In technique scheme, lower box and upper box fasten mutually by screw is fixing.
In technique scheme, regulate assembly of shaking the hand to comprise: shake the hand and with the dancer rools assembly of shaking the hand fixing, the eccentric handle being a disk and being laid in outside disk of shaking the hand.
In technique scheme, the inner side of cooler grasping part has the camber line clamping wall with cooler side thin-walled adaptation.
Compared with prior art, the present invention has following beneficial effect: this cooler for recycled exhaust gas clamping device is rational in infrastructure, easy and simple to handle; by the thin-walled of adjustable pinch roll clamping cooler for recycled exhaust gas; increase holding area, improve clamping steadiness, the conquassation of cooler for recycled exhaust gas thin-walled or scratch can be avoided.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 2 is the plan structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 3 is the upper box plan structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 4 is the upper box sectional structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 5 is the lower box plan structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 6 is that the adjustment of cooler for recycled exhaust gas clamping device of the present invention is shaken the hand modular construction schematic diagram;
Fig. 7 is the dancer rools modular construction schematic diagram of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 8 is the main TV structure schematic diagram of using state of cooler for recycled exhaust gas clamping device of the present invention;
Fig. 9 is the using state plan structure schematic diagram of cooler for recycled exhaust gas clamping device of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.It will be appreciated that, mentioned in following embodiment of the present invention " on ", D score, "left", "right", " front " and " reverse side " all with the direction shown in each figure for benchmark, these words being used for limiting direction are only used to be convenient to illustrate, do not represent the restriction to the concrete technical scheme of the present invention.
Cooler for recycled exhaust gas clamping device of the present invention is rational in infrastructure, easy and simple to handle, by the thin-walled of adjustable pinch roll clamping cooler for recycled exhaust gas, increases holding area, improves clamping steadiness, can avoid the conquassation of cooler for recycled exhaust gas thin-walled or scratch.
Be described through citing but unrestriced mode describes the disclosure in detail below, should be understood that various aspect of the present disclosure can by independent realization or the realization be combined with other aspects.This description clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe the application of some embodiments, alternative, modification, alternative and system, comprise the current best mode being considered to perform the inventive principle described in this description.When describing element or feature and/or embodiment, be intended to represent that to have in element or feature one or more titled with " one " " one " " being somebody's turn to do " and " described ".Term " comprises " " comprising " and " having " is intended to be comprising property, and represents also have extra element or feature beyond those specifically described elements or feature.
As depicted in figs. 1 and 2, the concrete structure of this cooler for recycled exhaust gas clamping device comprises: mutually fasten the upper box 1 forming cooler for recycled exhaust gas grasping part and lower box 2, and the adjustment be laid on box 1, lower box 2 is shaken the hand assembly, cooler otic placode spacer pin 5 and dancer rools assembly.Wherein, cooler for recycled exhaust gas is placed in the cooler for recycled exhaust gas grasping part of upper box 1 and the formation of lower box 2 by scalloped channels, and make cooler otic placode be stuck between cooler otic placode spacer pin 5, realize cooler circumference tentatively spacing, then rotate adjustment its pinch roll of components drive of shaking the hand to stretch out, enclosure portion scalloped channels also props up cooler for recycled exhaust gas cylindrical shell, thus realizes the clamping of cooler for recycled exhaust gas underloading, connects other parts and make-up torque creates conditions for follow-up on its rhombus flange face.By the thin-walled of adjustable pinch roll clamping cooler for recycled exhaust gas, increase holding area, improve clamping steadiness, the conquassation of cooler for recycled exhaust gas thin-walled or scratch can be avoided.
As shown in Figure 3 and Figure 4, upper box 1 comprises: upper box body and the pinch roll be opened on box body install regulating tank.Wherein, offer cooler grasping part 15 in the middle part of upper box body, the inner side of cooler grasping part 15 has the camber line clamping wall with cooler side thin-walled adaptation, and the outside of cooler grasping part offers the scalloped channels that cooler for recycled exhaust gas enters.
It is three that the pinch roll of upper box 1 installs regulating tank, and wherein, one is hold to regulate the pinch roll of assembly of shaking the hand to install regulating tank, is distributed in the scalloped channels side of cooler grasping part 15; Another two is that the pinch roll holding dancer rools assembly installs regulating tank, is distributed in the scalloped channels opposite side of cooler grasping part 15 and the inner side of cooler grasping part 15 respectively.Three pinch rolls are installed regulating tank and are comprised respectively: hold the kidney-shaped step trough of pinch roll and hold the rotation slot of adjustment screw.Large gain 13 side, outside of kidney-shaped step trough and cooler grasping part 15 through, make pinch roll can stretch out enclosure portion scalloped channels and prop up cooler for recycled exhaust gas cylindrical shell, thus realize cooler for recycled exhaust gas underloading clamping; The little gain 14 in inner side of kidney-shaped step trough is for holding the core cap of pinch roll.Rotation slot comprises: axis stretches to the large gain in outside of kidney-shaped step trough and the screw slot 11 through with it and the shaft shoulder groove 12 with screw slot 11 axis vertical take-off.
Lower box 2 and upper box 1 are mirror-image structure, and mutually fastened through the mistake nail 16 of upper box 1 and the mistake nail 26 of lower box 2 by screw, common fastening forms the adjustment chamber holding and regulate shake the hand assembly and dancer rools assembly, and just upper box 1 offers separately the installing blind of cooler otic placode spacer pin 5.As shown in Figure 5, lower box 2 comprises: lower box body 20 and the pinch roll be opened on lower box body 20 install regulating tank.Wherein, offer cooler grasping part 25 in the middle part of lower box body 20, the inner side of cooler grasping part 25 has the camber line clamping wall with cooler side thin-walled adaptation, and the outside of cooler grasping part offers the scalloped channels that cooler for recycled exhaust gas enters.When lower box 2 and upper box 1 are for mutually fastening, cooler grasping part 25 and cooler grasping part 25 form the complete grasping part of cooler jointly.
It is installs corresponding three of regulating tank with the pinch roll of upper box 1 that the pinch roll of lower box 2 installs regulating tank, and wherein, one be hold adjustment to shake the hand the pinch roll installation regulating tank of assembly, is distributed in the scalloped channels side of cooler grasping part 25; Another two is that the pinch roll holding dancer rools assembly installs regulating tank, is distributed in the scalloped channels opposite side of cooler grasping part 25 and the inner side of cooler grasping part 25 respectively.Three pinch rolls are installed regulating tank and are comprised respectively: hold the kidney-shaped step trough of pinch roll and hold the rotation slot of adjustment screw.Large gain 23 side, outside of kidney-shaped step trough and cooler grasping part 25 through, make pinch roll can stretch out enclosure portion scalloped channels and prop up cooler for recycled exhaust gas cylindrical shell, thus realize cooler for recycled exhaust gas underloading clamping; The little gain 24 in inner side of kidney-shaped step trough is for holding the core cap of pinch roll.Rotation slot comprises: axis stretches to the large gain in outside of kidney-shaped step trough and the screw slot 21 through with it and the shaft shoulder groove 22 with screw slot 21 axis vertical take-off.The kidney-shaped step trough of lower box 2 and the kidney-shaped step trough of rotation slot and upper box 1 and rotation slot fasten the adjustment chamber being formed and hold and regulate shake the hand assembly and dancer rools assembly.
As shown in Figure 6, regulate assembly of shaking the hand to comprise: shake the hand 4 and with 4 fixing dancer rools assemblies of shaking the hand, 4 eccentric handles being a disk and being laid in outside disk of shaking the hand.Dancer rools assembly comprises: adjustment screw 6 and pinch roll 3, and wherein, as shown in Figure 7, adjustment screw 6 comprises again: screw rod 61 and the shaft shoulder 62, and screw rod 61 one end is fixed to inside 4 disks of shaking the hand, and rotates with it; The other end has external screw thread.Pinch roll 3 comprises again: cylindrical body, and is laid in the core cap at cylindrical body two ends and is opened in the radial tapped through hole of cylindrical body side.When lower box 2 and upper box 1 fasten mutually, the screw rod 61 of adjustment screw 6 is laid in screw slot 11 with in the fastening chamber of screw slot 21, the shaft shoulder 62 is laid in shaft shoulder groove 12 with in the fastening chamber of shaft shoulder groove 22, the core cap of cylindrical body is laid in the little gain 14 in inner side, in the little gain 24 in inner side, the thread segment of screw rod 61 screws in radial tapped through hole, can be the movement of pinch roll 3 in the large gain in the outside of kidney-shaped step trough by the convert rotational motion of the screw rod 61 of adjustment screw 6, thus stretch out cooler grasping part and make pinch roll can stretch out enclosure portion scalloped channels and prop up cooler for recycled exhaust gas cylindrical shell.
Two the dancer rools assemblies be distributed in respectively inside the scalloped channels opposite side of cooler grasping part and cooler grasping part can regulate pinch roll 3 at the salient position of cooler grasping part by its adjustment screw, realize the clamping of different-diameter cylindrical shell with this.
As shown in Figure 8 and Figure 9, during clamping, first in the vallecular cavity of upper and lower box 1,2, smear moderate lubrication fat, then the vallecular cavity regulating assembly of shaking the hand to put into lower box 2 together with dancer rools assembly, then cover box 1 and close with screw tight.Realize adjustment shake the hand assembly and dancer rools assembly can be spacing and mobile in cavity.Check whether flexible shake the hand assembly and dancer rools assembly of adjustment moves.
Due to the jagged passage of upper and lower box 1,2, be convenient to cooler for recycled exhaust gas 7 level and enter, and make cooler otic placode be stuck between spacer pin 5, preliminary realize stoping cooler circumference to be rotated but unreliable.Then rotate 4 promotion pinch rolls 3 of shaking the hand to stretch out, enclosure portion scalloped channels also props up cooler for recycled exhaust gas cylindrical shell, thus realizes the clamping of cooler for recycled exhaust gas underloading, connects other parts and make-up torque creates conditions for follow-up on its rhombus flange face.Protrude because adjustment screw 6 can also promote pinch roll 3, realize the clamping of more cylinders with small diameter.The clamping of parallel-moving type underloading can conquassation, and the hidden danger of quality such as scratch drop to minimum, and are beneficial to operative's tightening tool.
To sum up, this cooler for recycled exhaust gas clamping device is rational in infrastructure, easy and simple to handle, by the thin-walled of adjustable pinch roll clamping cooler for recycled exhaust gas, increases holding area, improves clamping steadiness, can avoid the conquassation of cooler for recycled exhaust gas thin-walled or scratch.
Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (5)
1. a cooler for recycled exhaust gas clamping device, is characterized in that, comprising:
Upper box and lower box, it fastens mutually the cooler grasping part of formation one side opening, and the pinch roll be opened in around described cooler grasping part installs adjustment chamber; Described pinch roll is installed and is regulated chamber to comprise: pinch roll kidney-shaped stepped cavity and adjustment screw rotate chamber, side and the cooler grasping part of described pinch roll kidney-shaped stepped cavity are through, and described rotation slot comprises: axis stretch to described pinch roll kidney-shaped stepped cavity and with its through screw rod chamber and the shaft shoulder chamber orthogonal with described screw rod cavity axis;
Dancer rools assembly, it comprises: adjustment screw and pinch roll, and described adjustment screw comprises again: screw rod and the shaft shoulder, and described pinch roll comprises again: cylindrical body, and is laid in the core cap at cylindrical body two ends and is opened in the radial tapped through hole of cylindrical body side; The screw rod of described adjustment screw is laid in described screw rod chamber, the described shaft shoulder is laid in described shaft shoulder chamber, described cylindrical body is laid in described pinch roll kidney-shaped stepped cavity, described screw flight section screws in radial tapped through hole, is the movement of pinch roll by the convert rotational motion of described adjustment screw; The adjustment screw screw rod outer end being positioned at the dancer rools assembly of described cooler grasping part opening part is connected with shakes the hand, and to shake the hand assembly to form adjustment.
2. cooler for recycled exhaust gas clamping device according to claim 1, is characterized in that: described pinch roll is installed and regulated chamber to be three, an opening side being distributed in described cooler grasping part; Another two are distributed in the opening opposite side of described cooler grasping part and the inner side of cooler grasping part respectively.
3. cooler for recycled exhaust gas clamping device according to claim 1, is characterized in that: described lower box and upper box fasten mutually by screw is fixing.
4. cooler for recycled exhaust gas clamping device according to any one of claim 1 to 3, it is characterized in that: described adjustment assembly of shaking the hand comprises: shake the hand and with described dancer rools assembly of shaking the hand fixing, described in shake the hand the eccentric handle being a disk and being laid in outside disk.
5. cooler for recycled exhaust gas clamping device according to claim 4, is characterized in that: the inner side of described cooler grasping part has the camber line clamping wall with cooler side thin-walled adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310474170.9A CN103567920B (en) | 2013-10-12 | 2013-10-12 | EGR (Exhaust Gas Recirculation) cooler clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310474170.9A CN103567920B (en) | 2013-10-12 | 2013-10-12 | EGR (Exhaust Gas Recirculation) cooler clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103567920A CN103567920A (en) | 2014-02-12 |
| CN103567920B true CN103567920B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310474170.9A Active CN103567920B (en) | 2013-10-12 | 2013-10-12 | EGR (Exhaust Gas Recirculation) cooler clamping device |
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| Country | Link |
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| CN (1) | CN103567920B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081570B (en) * | 2014-05-20 | 2017-04-12 | 通用汽车环球科技运作有限责任公司 | Tool for assembling components and system and method for same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4100215A1 (en) * | 1991-01-07 | 1992-07-09 | Reichsbahn Ingenieurbuero Fuer | Symmetrical work automatic clamping and centring mechanism - comprises pairs of spring-loaded bell crank levers |
| US7421768B2 (en) * | 2005-08-23 | 2008-09-09 | Chun-Pao Chiang | Fuel hose line installation apparatus |
| CN201815990U (en) * | 2010-09-21 | 2011-05-04 | 中国西电电气股份有限公司 | Fixing tool for assembly and transportation of GIS (Gas Insulated Switchgear) porcelain sleeve conductor |
| CN203003730U (en) * | 2012-11-28 | 2013-06-19 | 青岛豪德博尔实业有限公司 | Clamping tool |
| CN203109837U (en) * | 2013-02-18 | 2013-08-07 | 杭州宁普精密机械有限公司 | Threaded connection adjusting assembly |
| CN203542424U (en) * | 2013-10-12 | 2014-04-16 | 广西玉柴机器股份有限公司 | EGR (Exhaust Gas Recirculation) cooler clamping device |
-
2013
- 2013-10-12 CN CN201310474170.9A patent/CN103567920B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4100215A1 (en) * | 1991-01-07 | 1992-07-09 | Reichsbahn Ingenieurbuero Fuer | Symmetrical work automatic clamping and centring mechanism - comprises pairs of spring-loaded bell crank levers |
| US7421768B2 (en) * | 2005-08-23 | 2008-09-09 | Chun-Pao Chiang | Fuel hose line installation apparatus |
| CN201815990U (en) * | 2010-09-21 | 2011-05-04 | 中国西电电气股份有限公司 | Fixing tool for assembly and transportation of GIS (Gas Insulated Switchgear) porcelain sleeve conductor |
| CN203003730U (en) * | 2012-11-28 | 2013-06-19 | 青岛豪德博尔实业有限公司 | Clamping tool |
| CN203109837U (en) * | 2013-02-18 | 2013-08-07 | 杭州宁普精密机械有限公司 | Threaded connection adjusting assembly |
| CN203542424U (en) * | 2013-10-12 | 2014-04-16 | 广西玉柴机器股份有限公司 | EGR (Exhaust Gas Recirculation) cooler clamping device |
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| CN103567920A (en) | 2014-02-12 |
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