CN207655668U - Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace - Google Patents

Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace Download PDF

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Publication number
CN207655668U
CN207655668U CN201721721017.1U CN201721721017U CN207655668U CN 207655668 U CN207655668 U CN 207655668U CN 201721721017 U CN201721721017 U CN 201721721017U CN 207655668 U CN207655668 U CN 207655668U
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CN
China
Prior art keywords
girdle
leading screw
cuts
top gem
pendant bar
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Active
Application number
CN201721721017.1U
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Chinese (zh)
Inventor
李春平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Macro Precision Tools Co Ltd
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Zhengzhou Macro Precision Tools Co Ltd
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Priority to CN201721721017.1U priority Critical patent/CN207655668U/en
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Publication of CN207655668U publication Critical patent/CN207655668U/en
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Abstract

The utility model discloses a kind of crankshaft holes to cut with scissors top gem of a girdle-pendant bar brace, it is intended to solve the problems, such as that hinge top gem of a girdle-pendant bar local heating correction efficiency is low at this stage, low production efficiency is more demanding to operating personnel.Include installation gag press straightening device and limiting device on the table, limiting device includes two position-limiting units for being mounted on workbench both sides to constrain the degree of freedom of workpiece, and gag press straightening device is mounted between position-limiting unit;Gag press straightening device includes mounting bracket and leading screw, and mounting bracket is equipped with screw hole, and leading screw is matched with screw hole to drive the landing of leading screw, and the pressure head to match with workpiece surface shape is equipped in the bottom of leading screw.The beneficial effects of the utility model are:It is easy to operate, it is easy to use.One can be operated when use;Improve production efficiency.Both ends are supported by V-block, you can in find the local unit that need to be corrected accurately, hand-turning lead screw can be implemented to correct in the course of work, and speed is fast, efficient.

Description

Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace
Technical field
The utility model is related to the apparatus for correcting of grinding tool equipment, more particularly to one kind be mainly used for circularity and straightness compared with The brace of high accurate crankshaft hole hinge top gem of a girdle-pendant bar.
Background technology
Modern automobile industry is quickly grown, and important spare part processing request is higher and higher.Honing is a kind of more honest and cleaner at present The precision surface processing method of valence, processing rear surface roughness are widely used in automobile, aviation, motor up to Ra3.2-Ra0.2 The industry such as vehicle.It is crankshaft hole key manufacturing procedure that crankshaft hole, which cuts with scissors top gem of a girdle-pendant bar, directly determines crankshaft hole machining accuracy.
Then, existing antidote is divided into heat straightening and high intensity correction both methods, the wherein original of heat straightening more Reason is carries out local heating to part, in radiation processes, discharges stress, plays the correcting to part, and high intensity is rectified It just generally requires and in addition purchases hydraulic straightening machine, in specific production process, heat straightening cannot be satisfied the need of mass production It asks, but operation cost of enterprises will be increased by buying hydraulic straightening machine, production faces inconvenience, in this background, design A kind of equipment that can substitute hydraulic straightening machine, while being able to adapt to large batch of production, it is urgent problem.
Utility model content
The utility model proposes a kind of crankshaft holes to cut with scissors top gem of a girdle-pendant bar brace, solves hinge top gem of a girdle-pendant bar local heating correction efficiency It is low, problem more demanding to operating personnel, low production efficiency.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model is related to the gag press straightening device and limiting device of a kind of installation on the table, the limiting devices For the position-limiting unit for being mounted on workbench both sides including two to constrain the degree of freedom of workpiece, the gag press straightening device is mounted on institute It states between position-limiting unit;The gag press straightening device includes mounting bracket and leading screw, and mounting bracket is equipped with screw hole, the leading screw with it is described Screw hole is matched to drive the landing of leading screw, and the pressure head to match with workpiece surface shape is equipped in the bottom of the leading screw.
In specific implementation, its top is made by copper metal for the pressure head and the bottom end of the leading screw is connected by fixed pin It connects, the regulating element for making it be rotated along vertical axes is additionally provided on the pressure head.The position-limiting unit includes the V-type that top surface is V-type Block.Flat key is equipped between the workbench and the bottom surface of the V-block to connect.
In specific implementation, slideway, the slideway and the gag press straightening device, limiting device are equipped on the workbench Between sliding pair connect.It is additionally provided with locked unit between the slideway and the gag press straightening device, limiting device.
The locked unit includes the positioning pin being mounted in pin hole, and the pin hole is in the slideway side.
In specific implementation, force application rod is installed above the leading screw.The bottom surface of the pressure head is semicircle pass bottom surface Or prism-shaped bottom surface.
The advantageous effect that the utility model is reached is:It is easy to operate, it is easy to use.One can be operated when use;It carries High efficiency.Big using Local heating method correction levelling thickness range, adjoint mistake levelling thickness range is also big, and uses brace, and two End by V-block support, you can in find the local unit that need to be corrected accurately, hand-turning lead screw can be implemented to rectify in the course of work Just, speed is fast, efficient, meanwhile, quick, interchangeability height is dismounted between each part.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings:
Fig. 1 is the front view of the utility model structure;
Fig. 2 is the side view of the utility model structure;
Fig. 3 is the front view of utility model works status architecture;
Fig. 4 is the side view of utility model works status architecture;
In figure:1, supporting leg;2, platform;3, flat key;4, V-block;5, riser;6, nut;7, force application rod;8, leading screw;9, it presses Head;10, workpiece.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figs 1-4, the utility model provides a kind of crankshaft hole hinge top gem of a girdle-pendant bar brace, and limiting device includes two installations In the position-limiting unit of workbench both sides to constrain the degree of freedom of workpiece 10, gag press straightening device is mounted between position-limiting unit;Pressure Straightener includes mounting bracket and leading screw 8, and mounting bracket is equipped with screw hole, and leading screw 8 is matched with screw hole to drive rising for leading screw 8 Drop is equipped with the pressure head 9 to match with 10 upper surface shape of workpiece in the bottom of leading screw 8.
The bottom end at the top of it with leading screw 8 is made by fixing pin connection by copper metal in pressure head 9, and being additionally provided on pressure head 9 makes Its regulating element along vertical axes rotation.
Position-limiting unit includes the V-block 4 that top surface is V-type.Flat key 3 is equipped between workbench and the bottom surface of V-block 4 to connect. Force application rod 7 is installed in the top of leading screw 8.The bottom surface of pressure head 9 is in the courses of work of semicircle pass bottom surface, first successively in work Make that limiting device and gag press straightening device are installed on platform, the part that taking need to align later finds the point of application for most needing aligning, applies Force is in immediately below pressure head 9, adjusts the direction position of pressure head 9, makes to realize that determine between pressure head 9 and V-type plate at 3 points to workpiece 10 Pressure correction is realized in position, later operation force application rod 7, the pushing of pressure head 9.The equipment can correct single workpiece 10 with word, It can realize that a machine dibit, single operation correct two parts, corresponding people by improving the shape of position-limiting unit and pressure head 9 Work force could alternatively be machine force.
Embodiment 2
The present embodiment principle specifically the difference is that, in the present embodiment, is equipped with slideway on the table with embodiment 1, Sliding pair connects between slideway and gag press straightening device, limiting device.Lock is additionally provided between slideway and gag press straightening device, limiting device Dead unit.Locked unit includes the positioning pin being mounted in pin hole, and pin hole is in slideway side.The design ensure that product is convenient for Dismounting, also allows for the maintenance in later stage, and interchangeability is high
Embodiment 3
The present embodiment principle is with embodiment 1, and specifically the difference is that, in the present embodiment, the bottom surface of pressure head 9 is prism-shaped Bottom surface.Adapt to prism-shaped part in process of production.
Embodiment 4
The present embodiment principle is with embodiment 1, and specifically the difference is that, in the present embodiment, the bottom surface of pressure head 9 is also associated with Heating element can simultaneously heat in pressure process, realize accurately local heating, further decrease correction difficulty, reduce Cost.
Finally it should be noted that:The preferred embodiment that these are only the utility model, is not limited to this practicality It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc. With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include It is within the protection scope of the utility model.

Claims (9)

1. a kind of crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that including installing gag press straightening device and limit on the table Position device, the limiting device include two be mounted on workbench both sides position-limiting units to constrain the degree of freedom of workpiece (10), The gag press straightening device is mounted between the position-limiting unit;The gag press straightening device includes mounting bracket and leading screw (8), installation Frame is equipped with screw hole, and the leading screw (8) is matched with the screw hole to drive the landing of leading screw (8), the bottom in the leading screw (8) Portion is equipped with the pressure head (9) to match with workpiece (10) upper surface shape.
2. a kind of crankshaft hole according to claim 1 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that the pressure head (9) is by copper Its top is made with the bottom end of the leading screw (8) by fixing pin connection in metal, and being additionally provided on the pressure head (9) makes it along vertical The dynamic regulating element of shaft rotation.
3. crankshaft hole according to claim 2 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that the position-limiting unit includes that top surface is The V-block (4) of V-type.
4. crankshaft hole according to claim 3 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that in the workbench and the V-type Flat key (3) is equipped between the bottom surface of block (4) to connect.
5. crankshaft hole according to claim 2 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that be equipped with and slide on the workbench Road, sliding pair connects between the slideway and the gag press straightening device, limiting device.
6. crankshaft hole according to claim 5 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that the slideway and the gag press straightening Locked unit is additionally provided between device, limiting device.
7. crankshaft hole according to claim 6 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that the locked unit includes being mounted on Positioning pin in pin hole, the pin hole are in the slideway side.
8. crankshaft hole according to claim 7 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that pacify in the top of the leading screw (8) Equipped with force application rod (7).
9. crankshaft hole according to claim 7 cuts with scissors top gem of a girdle-pendant bar brace, which is characterized in that the bottom surface of the pressure head (9) is half Circular hole bottom surface or prism-shaped bottom surface.
CN201721721017.1U 2017-11-30 2017-11-30 Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace Active CN207655668U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721721017.1U CN207655668U (en) 2017-11-30 2017-11-30 Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721721017.1U CN207655668U (en) 2017-11-30 2017-11-30 Crankshaft hole cuts with scissors top gem of a girdle-pendant bar brace

Publications (1)

Publication Number Publication Date
CN207655668U true CN207655668U (en) 2018-07-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111036722A (en) * 2019-12-27 2020-04-21 江苏朗锐茂达铸造有限公司 Casting correcting device and casting correcting method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111036722A (en) * 2019-12-27 2020-04-21 江苏朗锐茂达铸造有限公司 Casting correcting device and casting correcting method

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