CN103394829B - Exhaust manifold connection bracket correction frock - Google Patents
Exhaust manifold connection bracket correction frock Download PDFInfo
- Publication number
- CN103394829B CN103394829B CN201310316526.6A CN201310316526A CN103394829B CN 103394829 B CN103394829 B CN 103394829B CN 201310316526 A CN201310316526 A CN 201310316526A CN 103394829 B CN103394829 B CN 103394829B
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- Prior art keywords
- arm
- exhaust manifold
- connection bracket
- clamping
- hold down
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Abstract
The invention discloses a kind of exhaust manifold connection bracket correction frock, mainly comprise base plate (1), for the locating piece of exhaust manifold connection bracket location with for the fixing hold down gag of exhaust manifold cylinder connecting plate, described locating piece and hold down gag are all fixedly connected on base plate (1); Described locating piece comprises backstay mounting blocks (3) and connection bracket locating dowel (2); Described hold down gag comprises clamping arm (5), transmission arm (7), brake arm (8) and braking arm seat (9).Structure of the present invention is simple, easy and simple to handle, to be convenient to check before dispatching from the factory on exhaust manifold that the position relative to exhaust manifold of connecting bolt through hole in connection bracket is whether within the scope of allowable error, according to the position relationship of connection bracket locating dowel and connecting bolt through hole, correct connection bracket, ensure the outgoing of exhaust manifold.
Description
Technical field
The present invention relates to exhaust manifold calibration equipment field, particularly relate to a kind of exhaust manifold connection bracket correction frock.
Background technology
Exhaust manifold, is connected with engine cylinder block, the exhaust of each cylinder to be put together and imports exhaust main, is with the pipeline of disagreeing.In order to the position of fixing exhaust manifold on vehicle, exhaust manifold is fixed with connection bracket usually, in actual production, in order to easily realize being fixedly connected with of exhaust manifold and connection bracket, the connected mode of exhaust manifold and connection bracket adopts welding connecting mode usually.
But due to the inevitable thermal stress of welding procedure, the micro-strain that in actual production, the thermal stress of connection bracket and exhaust manifold main body commissure causes, often make the connecting bolt through hole dislocation of connection bracket end serious, the connecting bolt through hole of dislocation makes exhaust manifold lose interchangeability, affects the installation of exhaust manifold on vehicle.
Summary of the invention
For the micro-strain that the thermal stress of above-mentioned connection bracket and exhaust manifold main body commissure causes, often make the connecting bolt through hole dislocation of connection bracket end serious, affect the problem of the installation of exhaust manifold on vehicle, the invention provides a kind of exhaust manifold connection bracket correction frock.
For achieving the above object, exhaust manifold connection bracket correction frock provided by the invention solves problem by following technical essential: exhaust manifold connection bracket correction frock, mainly comprise base plate, for the locating piece of exhaust manifold connection bracket location with for the fixing hold down gag of exhaust manifold cylinder connecting plate, described locating piece and hold down gag are all fixedly connected on base plate; Described locating piece comprises backstay mounting blocks and connection bracket locating dowel, and described connection bracket locating dowel is fixedly connected on the side of backstay mounting blocks; Described hold down gag comprises clamping arm, transmission arm, brake arm and braking arm seat, described braking arm seat is fixedly connected on base plate, one end of described brake arm and clamping arm is articulated and connected with braking arm seat respectively, and the two ends of described transmission arm are articulated and connected with clamping arm and brake arm respectively.
Be arranged on the connection bracket locating dowel on locating piece, for wearing the connecting bolt through hole of connection bracket end, be seated in the connecting bolt through hole of connection bracket end by connection bracket locating dowel, again by applying moment to brake arm relative to the other end connecting braking arm seat end, brake arm rotates around with itself and the pin joint braking arm seat, thus drive the pin joint coiling swing arm of brake arm and transmission arm to rotate with the pin joint of braking arm seat, the pin joint of transmission arm and brake arm drives transmission arm to move, the pin joint of transmission arm and clamping arm applies active force to clamping arm, clamping arm is rotated relative to itself and the pin joint braking arm seat, realize the pressure holding of hold down gag to exhaust manifold cylinder connecting plate, according to the laminating situation of exhaust manifold upper cylinder connecting plate and base plate and the size applying moment on brake arm, can judge exhaust manifold connection bracket welded with exhaust manifold after site error whether in allowed band, proofread time, if meet exhaust manifold connection bracket welded with exhaust manifold after site error exceed allowed band, by applying active force to exhaust manifold connection bracket, exhaust manifold connection bracket is made to produce deformation, when cylinder connecting plate and floor good fit, and be applied to moment on brake arm little time, namely complete the correction of exhaust manifold connection bracket on exhaust manifold.
Preferably, described clamping arm and brake arm are formed by the intermediate plate that a pair length is identical, and each intermediate plate comprises at least one free end, and described clamping arm and brake arm are all articulated and connected with braking arm seat by two free ends being positioned at respective intermediate plate same position.
Be arranged to clamping arm and the brake arm of intermediate plate shape, and two free ends all by being positioned at respective intermediate plate same position are articulated and connected with braking arm seat, respective each free end is positioned at the both sides of braking arm seat, be conducive to increasing clamping arm and brake arm rigidity separately, and make clamping arm and brake arm be connected compact with braking arm seat respectively, be conducive to the compression ability increasing hold down gag.
Preferably, also comprise clamping screw, in the hollow structure that described clamping screw is formed between clamping arm two intermediate plates, and be fixed on clamping arm by two nuts supporting with clamping screw screw thread.
The clamping screw arranged protrudes relative to clamping arm lower surface, replaces clamping arm to contact with exhaust manifold cylinder connecting plate when the present invention uses; Arranging clamping screw becomes bolt to be connected with clamping arm, makes, by regulating two nuts on clamping screw to regulate the extension elongation of clamping screw on the downside of clamping arm, to make hold down gag adapt to the compression requirement of the cylinder connecting plate of more heavy thickness scope; By the nut on absent-mindedness clamping screw, the adjustment position of clamping screw on clamping arm, makes hold down gag adapt to the compression requirement of the cylinder connecting plate of more large scale scope.
Preferably, also comprise the spacing shim that two are provided with bayonet socket, the spacing shim described in two lays respectively at described two between nut and clamping arm.
The bayonet socket be arranged on spacing shim is conducive to preventing hold down gag in use, and Limit screw receives the reaction force of cylinder connecting plate and rotates, and impact compresses effect.
Preferably, described brake arm relative to the other end of braking arm seat link on be also provided with soft cover.
The soft cover arranged is conducive to operating personnel and grips comfortable when brake arm applies moment.
Preferably, described hold down gag has two at least.
Arrange at least two hold down gags to be in the present invention conducive to ensureing to compress effect.
Preferably, also comprise backing plate, described backing plate is fixedly connected on base plate, and backing plate is positioned at the below that clamping arm connects the other end of braking arm seat end relatively.
The backing plate arranged is for putting the cylinder connecting plate of exhaust manifold; because the upper surface of backing plate is higher than the upper surface of base plate; make the dust removing the accumulation of backing plate upper surface be easy to remove the dust of plate upper surface accumulation, be conducive to protection exhaust manifold and be not easily damaged at timing cylinder connecting plate.
The present invention has following beneficial effect:
Structure of the present invention is simple, easy and simple to handle, for exhaust manifold connection bracket to be corrected provides an approximate installation position, to be convenient to check before dispatching from the factory on exhaust manifold that the position relative to exhaust manifold of connecting bolt through hole in connection bracket is whether within the scope of allowable error, and by being fixed cylinder connecting plate on the invention, according to the position relationship of connection bracket locating dowel and connecting bolt through hole, correct connection bracket, ensure the outgoing of exhaust manifold.
Accompanying drawing explanation
Fig. 1 is the structural representation of an exhaust manifold connection bracket correction frock of the present invention specific embodiment;
Fig. 2 is the partial enlarged drawing of part A shown in Fig. 1.
Figure acceptance of the bid note is respectively: 1, base plate, and 2, connection bracket locating dowel, 3, backstay mounting blocks, 4, backing plate,
5, clamping arm, 6, clamping screw, 7, transmission arm, 8, brake arm, 81, soft cover, 9, braking arm seat.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but structure of the present invention is not limited only to following examples:
Embodiment 1:
As Fig. 1, exhaust manifold connection bracket correction frock, mainly comprise base plate 1, for the locating piece of exhaust manifold connection bracket location with for the fixing hold down gag of exhaust manifold cylinder connecting plate, described locating piece and hold down gag are all fixedly connected on base plate 1; Described locating piece comprises backstay mounting blocks 3 and connection bracket locating dowel 2, and described connection bracket locating dowel 2 is fixedly connected on the side of backstay mounting blocks 3; Described hold down gag comprises clamping arm 5, transmission arm 7, brake arm 8 and braking arm seat 9, described braking arm seat 9 is fixedly connected on base plate 1, one end of described brake arm 8 and clamping arm 5 is articulated and connected with braking arm seat 9 respectively, and the two ends of described transmission arm 7 are articulated and connected with clamping arm 5 and brake arm 8 respectively.
Be arranged on the connection bracket locating dowel 2 on locating piece, for wearing the connecting bolt through hole of connection bracket end, be seated in the connecting bolt through hole of connection bracket end by connection bracket locating dowel 2, again by applying moment to brake arm 8 relative to the other end connecting braking arm seat 9 end, brake arm 8 rotates around with itself and the pin joint braking arm seat 9, thus drive brake arm 9 to rotate with the pin joint of braking arm seat 9 with the pin joint coiling swing arm 8 of transmission arm 7, transmission arm 7 drives transmission arm 7 to move with the pin joint of brake arm 8, transmission arm 7 applies active force with the pin joint of clamping arm 5 to clamping arm 5, clamping arm 5 is rotated relative to itself and the pin joint braking arm seat 9, realize the pressure holding of hold down gag to exhaust manifold cylinder connecting plate, according to the laminating situation of exhaust manifold upper cylinder connecting plate and base plate 1 and the size applying moment on brake arm 8, can judge exhaust manifold connection bracket welded with exhaust manifold after site error whether in allowed band, proofread time, if meet exhaust manifold connection bracket welded with exhaust manifold after site error exceed allowed band, by applying active force to exhaust manifold connection bracket, exhaust manifold connection bracket is made to produce deformation, when cylinder connecting plate and base plate 1 good fit, and be applied to moment on brake arm 8 little time, namely complete the correction of exhaust manifold connection bracket on exhaust manifold.
Embodiment 2:
The present embodiment is further improved on the basis of embodiment 1, as Fig. 1, described clamping arm 5 and brake arm 8 are formed by the intermediate plate that a pair length is identical, each intermediate plate comprises at least one free end, and described clamping arm 5 and brake arm 8 are all articulated and connected with braking arm seat 9 by two free ends being positioned at respective intermediate plate same position.
Also comprise clamping screw 6, in the hollow structure that described clamping screw 6 is formed between clamping arm 5 two intermediate plates, and be fixed on clamping arm 5 by two nuts supporting with clamping screw 6 screw thread.
Also comprise two spacing shims 61 described in spacing shim 61, two being provided with bayonet socket to lay respectively between two described nuts and clamping arm 5.
Described brake arm 8 relative to the other end of braking arm seat 9 link on be also provided with soft cover 81.
Described hold down gag has two at least.
Also comprise backing plate 4, described backing plate 4 is fixedly connected on base plate 1, and backing plate 4 is positioned at the below that clamping arm 5 connects the other end of braking arm seat end relatively.
Be arranged to clamping arm 5 and the brake arm 8 of intermediate plate shape, and two free ends all by being positioned at respective intermediate plate same position are articulated and connected with braking arm seat 9, respective each free end is positioned at the both sides of braking arm seat 9, be conducive to increasing clamping arm 5 and the respective rigidity of brake arm 8, and make clamping arm 5 and brake arm 8 be connected compact with braking arm seat 9 respectively, be conducive to the compression ability increasing hold down gag.
The clamping screw 6 arranged protrudes relative to clamping arm 5 lower surface, replaces clamping arm 5 to contact with exhaust manifold cylinder connecting plate when the present invention uses; Arranging clamping screw 6 to be connected with clamping arm 5 one-tenth bolt, making, by regulating two nuts on clamping screw 6 to regulate the extension elongation of clamping screw 6 on the downside of clamping arm 5, to make hold down gag adapt to the compression requirement of the cylinder connecting plate of more heavy thickness scope; By the nut on absent-mindedness clamping screw 6, the adjustment position of clamping screw 6 on clamping arm 5, makes hold down gag adapt to the compression requirement of the cylinder connecting plate of more large scale scope.
The bayonet socket be arranged on spacing shim is conducive to preventing hold down gag in use, and clamping screw 6 is subject to the reaction force of cylinder connecting plate and rotates, and impact compresses effect.
The soft cover 81 arranged is conducive to operating personnel and grips comfortable when brake arm 8 applies moment.
Arrange at least two hold down gags to be in the present invention conducive to ensureing to compress effect.
The backing plate 4 arranged is for putting the cylinder connecting plate of exhaust manifold; because the upper surface of backing plate 4 is higher than the upper surface of base plate 1; make the dust removing the accumulation of backing plate 4 upper surface be easy to remove the dust of base plate 1 upper surface accumulation, be conducive to protection exhaust manifold and be not easily damaged at timing cylinder connecting plate.
Claims (5)
1. exhaust manifold connection bracket correction frock, it is characterized in that, mainly comprise base plate (1), for the locating piece of exhaust manifold connection bracket location with for the fixing hold down gag of exhaust manifold cylinder connecting plate, described locating piece and hold down gag are all fixedly connected on base plate (1); Described locating piece comprises backstay mounting blocks (3) and connection bracket locating dowel (2), and described connection bracket locating dowel (2) is fixedly connected on the side of backstay mounting blocks (3); Described hold down gag comprises clamping arm (5), transmission arm (7), brake arm (8) and braking arm seat (9), described braking arm seat (9) is fixedly connected on base plate (1), one end of described brake arm (8) and clamping arm (5) is articulated and connected with braking arm seat (9) respectively, and the two ends of described transmission arm (7) are articulated and connected with clamping arm (5) and brake arm (8) respectively;
Described brake arm (8) relative to braking arm seat (9) link the other end on be also provided with soft cover (81);
Described hold down gag has two at least.
2. exhaust manifold connection bracket correction frock according to claim 1, it is characterized in that, described clamping arm (5) and brake arm (8) are formed by the intermediate plate that a pair length is identical, each intermediate plate comprises at least one free end, and described clamping arm (5) and brake arm (8) are all articulated and connected with braking arm seat (9) by two free ends being positioned at respective intermediate plate same position.
3. exhaust manifold connection bracket correction frock according to claim 2, it is characterized in that, also comprise clamping screw (6), described clamping screw (6) is positioned at the hollow structure formed between clamping arm (5) two intermediate plates, and is fixed on clamping arm (5) by two nuts supporting with clamping screw (6) screw thread.
4. exhaust manifold connection bracket correction frock according to claim 3, it is characterized in that, also comprise the spacing shim (61) that two are provided with bayonet socket, the spacing shim (61) described in two lays respectively between two described nuts and clamping arm (5).
5. according to the exhaust manifold connection bracket correction frock of Claims 1-4 described in any one, it is characterized in that, also comprise backing plate (4), described backing plate (4) is fixedly connected on base plate (1), and backing plate (4) is positioned at the below that clamping arm (5) connects the other end of braking arm seat end relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316526.6A CN103394829B (en) | 2013-07-26 | 2013-07-26 | Exhaust manifold connection bracket correction frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316526.6A CN103394829B (en) | 2013-07-26 | 2013-07-26 | Exhaust manifold connection bracket correction frock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103394829A CN103394829A (en) | 2013-11-20 |
| CN103394829B true CN103394829B (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310316526.6A Expired - Fee Related CN103394829B (en) | 2013-07-26 | 2013-07-26 | Exhaust manifold connection bracket correction frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103394829B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753004B (en) * | 2013-12-31 | 2016-08-17 | 上海通领汽车科技股份有限公司 | Inside gadget fixing device |
| CN106078044A (en) * | 2016-06-30 | 2016-11-09 | 广州文冲船厂有限责任公司 | A kind of hoisting ring welding fixture |
Citations (7)
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| CN101664884A (en) * | 2009-09-28 | 2010-03-10 | 河南柴油机重工有限责任公司 | Fast compressing device for workpiece processing |
| CN201711695U (en) * | 2010-05-06 | 2011-01-19 | 浙江容大电力设备制造有限公司 | Rapid clamping device |
| CN201833141U (en) * | 2010-09-29 | 2011-05-18 | 常州市德春电器有限公司 | Welding fixture for switch crank disc component |
| CN201900404U (en) * | 2010-11-26 | 2011-07-20 | 宝钢发展有限公司 | Fixture for welding cold-rolled sheets |
| CN102980466A (en) * | 2012-11-18 | 2013-03-20 | 无锡麦铁精密机械制造有限公司 | Connecting rod cap semifinished product true position detecting tool |
| CN203031199U (en) * | 2013-01-23 | 2013-07-03 | 山东东宇工程机械有限公司 | Fast clamping device |
| CN203356883U (en) * | 2013-07-26 | 2013-12-25 | 成都陵川特种工业有限责任公司 | Tool for correcting exhaust manifold connecting bracket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010023196A (en) * | 2008-07-22 | 2010-02-04 | Miki Seisakusho:Kk | Fixture unit for clamp |
-
2013
- 2013-07-26 CN CN201310316526.6A patent/CN103394829B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664884A (en) * | 2009-09-28 | 2010-03-10 | 河南柴油机重工有限责任公司 | Fast compressing device for workpiece processing |
| CN201711695U (en) * | 2010-05-06 | 2011-01-19 | 浙江容大电力设备制造有限公司 | Rapid clamping device |
| CN201833141U (en) * | 2010-09-29 | 2011-05-18 | 常州市德春电器有限公司 | Welding fixture for switch crank disc component |
| CN201900404U (en) * | 2010-11-26 | 2011-07-20 | 宝钢发展有限公司 | Fixture for welding cold-rolled sheets |
| CN102980466A (en) * | 2012-11-18 | 2013-03-20 | 无锡麦铁精密机械制造有限公司 | Connecting rod cap semifinished product true position detecting tool |
| CN203031199U (en) * | 2013-01-23 | 2013-07-03 | 山东东宇工程机械有限公司 | Fast clamping device |
| CN203356883U (en) * | 2013-07-26 | 2013-12-25 | 成都陵川特种工业有限责任公司 | Tool for correcting exhaust manifold connecting bracket |
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| Publication number | Publication date |
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| CN103394829A (en) | 2013-11-20 |
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Granted publication date: 20151223 Termination date: 20160726 |
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