CN207508441U - A kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole - Google Patents
A kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole Download PDFInfo
- Publication number
- CN207508441U CN207508441U CN201721696069.8U CN201721696069U CN207508441U CN 207508441 U CN207508441 U CN 207508441U CN 201721696069 U CN201721696069 U CN 201721696069U CN 207508441 U CN207508441 U CN 207508441U
- Authority
- CN
- China
- Prior art keywords
- fixing bracket
- tube body
- guide rod
- coaxiality
- outer circle
- 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.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a kind of hand scalers for ensuring tube body outer circle and coaxiality of inner hole, including fixing bracket, it can slide up and down on the fixing bracket and be equipped with a guide rod, the guide rod is equipped with the guide part being adapted with the fixed seat, the lower end of the guide part extends downwardly the positioning region being adapted equipped with the hole wall with tube body, limited step is equipped between the guide part and positioning region, the support bracket fastened bottom is equipped with the holder structure that can be slid laterally and be adapted with the guide rod, the holder structure is equipped with the scraper that can be adapted with the positioning region, the fixing bracket is equipped with the location structure of the vertically oriented guide rod.The utility model it is reasonable in design, can quickly solve the problems, such as that cylinder cover guide pipe hole conduit outer circles are overproof, process is simple, and the work processed without too many resource is expended just to complete, easy to operate, structure is easy to implement, low manufacture cost.
Description
Technical field
The utility model is related to engine accessory power rating field, more specifically, it relates to which one kind ensures tube body outer circle and endoporus
The hand scaler of concentricity.
Background technology
The design of cylinder head generally has such requirement：It the guide hole in top surface of cylinder cover direction valve guide bushing exit and leads
The concentricity requirement of pipe outer circle.And be pressed after conduit only processing guide hole in cylinder head and do not process conduit outer circle, therefore there is
Guide hole and the overproof situation of conduit outer circles, concentricity is overproof, can't pass special concentricity check bar.Existing solution
Guide hole and the overproof method of conduit outer circles：It is right with special check bar 100% detection guide hole and conduit outer circles
The conduit that can't pass check bar retracts out, is pressed new conduit again, then re-works guide hole again, i.e., does over again again.It does over again
Technological process it is cumbersome, the human resources of consuming are big, inefficiency.Again uncertain can ensure that of concentricity meets figure after doing over again
Paper design requirement, and the process done over again also adds the risk of cylinder head bump injury.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, and the purpose of this utility model is
Provide a kind of easy to operate, structure is easy to implement, and low manufacture cost takes care of scraping manually for external circle and coaxiality of inner hole really
Knife.
To achieve the above object, the utility model, which provides, a kind of ensures scraping manually for tube body outer circle and coaxiality of inner hole
Knife including fixing bracket, can slide up and down on the fixing bracket and be equipped with a guide rod, and the guide rod is equipped with and institute
The guide part that fixed seat is adapted is stated, the lower end of the guide part extends downwardly the positioning being adapted equipped with the hole wall with tube body
Portion, between the guide part and positioning region be equipped with limited step, the support bracket fastened bottom be equipped with can slide laterally with
The holder structure that the guide rod is adapted, the holder structure are equipped with the scraper that can be adapted with the positioning region, institute
State the location structure that fixing bracket is equipped with the vertically oriented guide rod.
Further, described support bracket fastened one end is equipped with the pilot hole being adapted with the guide part, the fixed branch
Frame is equipped with the sliding slot being extended to the side of the pilot hole, is equipped on the sliding slot and is connect with the holder structure
Bolt arrangement, the location structure is included in the support bracket fastened side can the being equipped with and guiding that imports of spiral
The housing screw that the inner wall in hole is adapted.
Further, the positioning region of the guide rod and tube body endoporus clearance fit, clearance fit size are 0.02mm
To 0.03mm；The guide part is clearance fit with pilot hole, and the gap between the guide part and the pilot hole is
0.03mm to 0.05mm.
As a further improvement, the fixing bracket is platy structure, and described support bracket fastened one end is downwardly projecting to be set
Have and be equipped with the pilot hole being adapted with the guide part, the support bracket fastened other end with a fixed part, the fixed part
Equipped with an operation handle.
It is improved as further, the holder structure includes being bonded the connecting plate of setting, institute with the fixing bracket
The connecting plate stated is fixed on by the way that the bolt arrangement is adjustable on fixing bracket, and one end of the connecting plate is tilted towards downward
Stretch the mounting base equipped with the fixed scraper.
Further, the sliding slot is extended along the radial direction of the pilot hole, the connection of the holder structure
Fitting is arranged on the support bracket fastened bottom surface.
It is improved as further, the guide rod is the three-level step structure to become smaller step by step from top to bottom, institute
The guide rod stated is equipped with the limited step being adapted with the support bracket fastened upper surface.
Advantageous effect
Compared with prior art, the utility model takes care of the beneficial effect of external circle and the hand scaler of coaxiality of inner hole really
Fruit is as follows：The utility model takes care of external circle and the hand scaler of coaxiality of inner hole really, can quickly solve cylinder cover guide pipe hole
The problem of conduit outer circles are overproof, process is simple, and the work of processing can be just completed without expending too many resource；Operation letter
Single, structure is easy to implement, low manufacture cost；High precision machining, it is time saving and energy saving, reduce labor intensity.
Description of the drawings
Fig. 1 is the assembling front view that the utility model takes care of external circle and the hand scaler of coaxiality of inner hole really；
Fig. 2 is the assembling bottom view that the utility model takes care of external circle and the hand scaler of coaxiality of inner hole really；
Fig. 3 is support bracket fastened structural front view in the utility model.
In figure：1st, guide rod；2nd, guide part；3rd, fixing bracket；4th, positioning region；5th, holder structure；6th, scraper；7th, it is oriented to
Hole；8th, sliding slot；9th, bolt arrangement；10th, housing screw；11st, fixed part；12nd, operation handle；13rd, connecting plate；14th, mounting base.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
Novel protection domain is not restricted by specific implementation.
Specific embodiment of the present utility model is such：As shown in Figs. 1-3, one kind ensures that tube body outer circle and endoporus are same
The hand scaler of axis degree including fixing bracket 3, can slide up and down on fixing bracket 3 and be equipped with a guide rod 1, on guide rod 1
Equipped with the guide part 2 being adapted with fixing bracket 3, the lower end of guide part 2 extends downwardly what is be adapted equipped with the hole wall with tube body
Positioning region 4 is equipped with limited step between guide part 2 and positioning region 4, limited step offsets with conduit outlet end face, plays axial limit
Position effect；The bottom of fixing bracket 3 is equipped with the holder structure 5 that can be slid laterally and be adapted with guide rod 1, holder structure 5
The scraper 6 that can be adapted with positioning region 4 is equipped with, fixing bracket 3 is equipped with the location structure of vertically oriented guide rod 1, leads to
It crosses location structure and adjusts position location of the fixing bracket 3 on the guide part 2 of guide rod 1 up and down.Guide rod 1 passes through positioning region 4
Be located on the endoporus of valve guide bushing with limited step, positioning region 4, guide part 2 be standard cylindrical structure, positioning region 4, guide part
2 is high with the concentricity of guide pipe inner hole, and fixing bracket 3 is fixed on by location structure on guide part 2, then by adjusting cutter holder knot
The position of structure 5 makes scraper 6 contradict on the periphery of conduit, rotary fixed bracket 3 can make scraper 6 to the periphery of conduit into
Row finishing, ensures quickly to be handled for the cylinder head overproof with coaxiality of inner hole of the outer circle to valve guide bushing, operation letter
Single, structure is easy to implement, low manufacture cost, reaches purpose of doing over again by simple step and less resource input, it is ensured that two
The concentricity of person is high.
In the present embodiment, one end of fixing bracket 3 is equipped with the pilot hole 7 being adapted with guide part 2, ensures fixing bracket
3 Stable slidings ensure that fixing bracket 3 is constant in radial directions relative to guide rod 1, and fixing bracket 3 is equipped with to pilot hole 2
The sliding slot 8 that is extended of side, be equipped with the bolt arrangement 9 being connect with holder structure 5 on sliding slot 8, holder structure 5 passes through spiral shell
Stud structure 9 is slided in the sliding slot 8, with, easy to operate, the tune inconsistent with the periphery of conduit that adjust the scraper 6 in holder structure 5
It is whole quick；Setting ensures holder structure 5 and fixing bracket 3 with the two side of sliding slot 8 to the convex block of adaptation in holder structure 5
Connection more firm stable is not susceptible to displacement, and influences the machining accuracy to conduit periphery, helps to ensure that processing essence
Degree；Location structure be included in fixing bracket 3 side can spiral import the compression being adapted with the inner wall of pilot hole 4 being equipped with
Screw 10, the stent 3 that can be locked of housing screw 10 can also quickly unclamp, and convenient for adjusting, adjust rapid.
In the present embodiment, the positioning region 4 of guide rod 1 and tube body endoporus clearance fit, clearance fit size are 0.02mm
To 0.03mm；Guide part 2 and pilot hole 7 are clearance fit, the gap between guide part 2 and pilot hole 7 for 0.03mm extremely
0.05mm is inserted into fixing bracket 3 and tube body convenient for guide rod 1, while ensures positioning accuracy.
In the present embodiment, fixing bracket 3 is platy structure, and downwardly projecting be equipped in one end of fixing bracket 3 is fixed with one
Portion 11, fixed part 11 are equipped with the pilot hole 7 being adapted with guide part 2, and pilot hole 7 is arranged on fixed part 11, the depth in hole
It is larger, increase the contact area of fixing bracket 3 and guide rod 1, help to improve the stability of the two connection, fixing bracket 3
The other end is equipped with an operation handle 12.Operation handle 12 is vertically mounted on by screw thread on fixing bracket 3, and operation handle 12 is set
In 3 distalmost end of fixing bracket, finished convenient for author's manual operation revolving scraper 6, it is time saving and energy saving.
In the present embodiment, sliding slot 8 is extended along the radial direction of pilot hole 2, the connection fitting setting of holder structure 5
On the bottom surface of fixing bracket 3, holder structure 5 includes being bonded the connecting plate 13 of setting with fixing bracket 3, and connecting plate 13 passes through spiral shell
Stud structure 9 is adjustable to be fixed on fixing bracket 3, and one end of connecting plate 13 extends obliquely downward the peace equipped with fixed doctor 6
Seat 14 is filled, mounting base 1 is the inclined plate extended obliquely in the side of connecting plate 13, and scraper 6 is fixed on the inside of inclined plate, ensures to scrape
The edge of a knife of knife 6 and conduit outer circle are tangent, reduce blade abrasion, accelerate cutting speed, are set on connecting plate 13 there are two bolt hole, led to
Two groups of bolt arrangements 9 are crossed to connect with fixing bracket 3.
In the present embodiment, guide rod 1 is the three-level step structure to become smaller step by step from top to bottom, and guide rod 1 is equipped with
The limited step being adapted with the upper surface of fixing bracket 3, the outer circle of 1 upper end of guide rod hold guide rod for the person of being conveniently operated
1 is inserted into cylinder head guide pipe tube body.
Method using scraper 6 is that the positioning region 4 of guide rod 1 is inserted into the guide hole that need to be done over again, until positioning region 4 with
Step end face between guide part 2 is put down with catheter end face paste, the position of 10 fixed guide stick 1 of locking housing screw and fixing bracket 3
It puts.Position to 6 cutting edge of scraper for adjusting holder structure 5 is affixed on conduit outer round surface, and structure of then bolting on 9 fixes cutter holder
Structure 5；Operator with hand by operation handle 12 control fixing bracket 3 rotate, scraper 6 i.e. centered on guide rod 1 carry out with
The opposite circular motion of conduit, scraper 6 cuts the conduit outer circle of the overproof part of concentricity, so as to complete to cylinder cover guide pipe outer circle
Do over again；It unclamps housing screw 10 to slide up and down fixing bracket 3 along guide rod 1, allows the scraper 6 on fixing bracket 3 right
Each position of conduit outer circle is processed, it is ensured that the outer circle of catheter tube and the concentricity of endoporus reach requirement.
It the above is only the preferred embodiment of the utility model, it should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model structure, several modifications and improvements can also be made, it is new that these all do not interfere with this practicality
The effect and practical applicability that type is implemented.
Claims (7)
1. a kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole, which is characterized in that described including fixing bracket (3)
It can slide up and down on fixing bracket (3) and be equipped with a guide rod (1), the guide rod (1) is equipped with and the fixing bracket
(3) guide part (2) being adapted, the lower end of the guide part (2) extend downwardly the positioning being adapted equipped with the hole wall with tube body
Portion (4) is equipped with limited step between the guide part (2) and positioning region (4), the bottom of the fixing bracket (3) is equipped with can
With slide laterally with the guide rod (1) be adapted holder structure (5), the holder structure (5) be equipped with can with it is described
The adaptable scraper (6) in positioning region (4), the fixing bracket (3) are equipped with the positioning knot of the vertically oriented guide rod (1)
Structure.
A kind of 2. hand scaler for ensuring tube body outer circle and coaxiality of inner hole according to claim 1, which is characterized in that institute
The one end for stating fixing bracket (3) is equipped with the pilot hole (7) being adapted with the guide part (2), and the fixing bracket (3) is equipped with
The sliding slot (8) being extended to the side of the pilot hole, be equipped on the sliding slot (8) and the holder structure (5) even
The bolt arrangement (9) connect, the location structure be included in the fixing bracket (3) side can spiral import be equipped with
The housing screw (10) that the inner wall of the pilot hole is adapted.
A kind of 3. hand scaler for ensuring tube body outer circle and coaxiality of inner hole according to claim 2, which is characterized in that institute
The positioning region (4) of guide rod (1) and tube body endoporus clearance fit are stated, clearance fit size is 0.02mm to 0.03mm；It is described to lead
Be clearance fit to portion (2) and pilot hole (7), the gap between the guide part (2) and the pilot hole (7) be 0.03mm extremely
0.05mm。
A kind of 4. hand scaler for ensuring tube body outer circle and coaxiality of inner hole according to claim 2, which is characterized in that institute
Fixing bracket (3) is stated as platy structure, one end of the fixing bracket (3) is downwardly projecting be equipped with a fixed part (11), it is described
Fixed part (11) is equipped with the pilot hole (7) being adapted with the guide part (2), and the other end of the fixing bracket (3) is equipped with
One operation handle (12).
A kind of 5. hand scaler for ensuring tube body outer circle and coaxiality of inner hole according to claim 2, which is characterized in that institute
Connecting plate (13) of the holder structure (5) including being bonded setting with the fixing bracket (3) is stated, the connecting plate (13) passes through institute
State that bolt arrangement (9) is adjustable to be fixed on fixing bracket (3), one end of the connecting plate (13), which extends obliquely downward, to be equipped with
The mounting base (14) of the fixed scraper (6).
A kind of 6. hand scaler for ensuring tube body outer circle and coaxiality of inner hole according to claim 5, which is characterized in that institute
It states sliding slot (8) to be extended along the radial direction of the pilot hole, the connection of the holder structure (5) fitting is arranged on described solid
On the bottom surface of fixed rack (3).
7. according to a kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole described in claim 1-6 any one,
It is characterized in that, the guide rod (1) is the three-level step structure to become smaller step by step from top to bottom, the guide rod (1)
It is equipped with the limited step being adapted with the upper surface of the fixing bracket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721696069.8U CN207508441U (en) | 2017-12-08 | 2017-12-08 | A kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721696069.8U CN207508441U (en) | 2017-12-08 | 2017-12-08 | A kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207508441U true CN207508441U (en) | 2018-06-19 |
Family
ID=62543395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721696069.8U Expired - Fee Related CN207508441U (en) | 2017-12-08 | 2017-12-08 | A kind of hand scaler for ensuring tube body outer circle and coaxiality of inner hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207508441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855612A (en) * | 2017-12-08 | 2018-03-30 | 广西玉柴机器股份有限公司 | It is a kind of to ensure that body is cylindrical with the hand scaler of coaxiality of inner hole |
-
2017
- 2017-12-08 CN CN201721696069.8U patent/CN207508441U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855612A (en) * | 2017-12-08 | 2018-03-30 | 广西玉柴机器股份有限公司 | It is a kind of to ensure that body is cylindrical with the hand scaler of coaxiality of inner hole |
| CN107855612B (en) * | 2017-12-08 | 2023-12-29 | 广西玉柴机器股份有限公司 | Ensure pipe body excircle and Manual scraper with inner hole coaxiality |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 Termination date: 20211208 |