CN204160222U - Crank shaft drilling clamp - Google Patents
Crank shaft drilling clamp Download PDFInfo
- Publication number
- CN204160222U CN204160222U CN201420537179.XU CN201420537179U CN204160222U CN 204160222 U CN204160222 U CN 204160222U CN 201420537179 U CN201420537179 U CN 201420537179U CN 204160222 U CN204160222 U CN 204160222U
- Authority
- CN
- China
- Prior art keywords
- support
- notch
- adjusting
- supporting block
- fixing
- 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
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 16
- 238000003754 machining Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model discloses a kind of crank shaft drilling clamp, described crank shaft drilling clamp comprises a horizontally disposed fixing base, described fixing base is provided with adjustment horizontal stripe and the fixed support longitudinally arranged of a horizontally disposed strip, described adjustment horizontal stripe is provided with a first adjustment notch run through, and is provided with an adjustment support in the first described adjustment notch.Crank shaft drilling clamp of the present utility model utilizes fixed support and tray, whole crank can be fixed firmly on this fixture, greatly facilitate the Drilling operation of crank, effectively improve the machining accuracy of crank, practical.
Description
Technical Field
The utility model relates to a bicycle parts manufacture equipment, more exactly, is a bent axle boring grab.
Background
Cranks are a very common part of bicycles and are used to connect chainrings as the driving members of the bicycle. When the existing crank is used for drilling, a clamp is usually adopted for fixing, a worker needs to repeatedly shake a locking handle, and the crank is complex, low in efficiency and extremely high in labor intensity.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a bent axle boring grab is provided.
The above technical problem of the present invention can be solved by the following technical solutions:
a crankshaft drilling fixture comprises a horizontally arranged fixed base plate, a horizontally arranged strip-shaped adjusting transverse strip and a vertically arranged fixed support are arranged on the fixed base plate, a penetrating first adjusting notch is formed in the adjusting transverse strip, an adjusting support is arranged in the first adjusting notch, the adjusting support comprises a strip-shaped fixed transverse strip, a fixed pivot is arranged at the bottom of the fixed transverse strip, a penetrating second adjusting notch is formed in the fixed transverse strip, the fixed pivot penetrates through the first adjusting notch and is fixedly connected with a first locking nut, a separable supporting block is arranged on the fixed transverse strip, the supporting block comprises a square supporting block main body, a first limiting notch is formed in the upper surface of the supporting block main body, a penetrating supporting block through hole is formed in the supporting block main body, a tray screw runs through respectively tray through-hole and second regulation notch and be connected with a second locking nut, the fixed bolster contain the support horizontal bar that a level set up and the support vertical bar of a pair of vertical setting, the top of support horizontal bar be equipped with a spacing lug, the top of spacing lug be equipped with the spacing notch of a second, the both sides of support horizontal bar be equipped with a guide through-hole respectively, the inboard of support horizontal bar on be equipped with one and drive actuating cylinder, the inside wall of support vertical bar on be equipped with a guide notch respectively, the guide notch between be equipped with a slide damper, slide damper on be equipped with a pair of guide stock, the top of guide stock between be equipped with a pressure shield.
As the embodiment of the utility model discloses the preferred, slide damper's both ends be equipped with a sliding flange respectively, sliding flange with guide notch cooperate, slide damper on be equipped with a cylinder connecting hole.
As the preferred embodiment of the utility model, the second limit notch is in the shape of an inverted trapezoid.
The utility model discloses a bent axle boring grab utilizes fixed bolster and tray, can firmly fix whole crank to this anchor clamps on, has made things convenient for articulate drilling processing greatly, has effectively improved articulate machining precision, and the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the crankshaft drilling jig of the present invention;
FIG. 2 is an exploded perspective view of the crankshaft boring fixture of FIG. 1;
FIG. 3 is an enlarged detail view of area A of the crankshaft boring fixture of FIG. 2;
FIG. 4 is a schematic perspective view of a retainer block of the crankshaft drilling fixture of FIG. 2;
FIG. 5 is a schematic perspective view of a mounting bracket of the crankshaft boring fixture of FIG. 2;
FIG. 6 is an enlarged detail view of the area B of the crankshaft boring fixture of FIG. 5;
FIG. 7 is an enlarged detail view of area C of the crankshaft boring fixture of FIG. 2;
wherein,
1. drilling a hole in the crankshaft; 2. fixing the substrate; 3. adjusting the horizontal bar; 31. a first adjustment notch; 4. adjusting the bracket; 41. fixing the transverse strips; 42. a fixed pivot; 43. a second adjustment notch; 5. a support block; 51. a supporting block main body; 52. a first limit notch; 53. a support block through hole; 6. a support block screw; 7. a second lock nut; 8. a first lock nut; 9. fixing a bracket; 91. a bracket horizontal bar; 92. longitudinal bars of the bracket; 921. a guide slot; 93. a limiting bump; 94. a second limit notch; 95. a guide through-hole; 96. a driving cylinder; 10. a sliding baffle; 101. a sliding flange; 102. a cylinder connection hole; 11. a long guide rod; 12. the baffle is compressed.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
The utility model provides a bent axle boring grab.
As shown in fig. 1 to 7, a crankshaft boring jig 1 of the present invention comprises a horizontally disposed fixing base plate 2, a horizontally disposed strip-shaped adjusting bar 3 and a longitudinally disposed fixing support 9 are disposed on the fixing base plate 2, a first adjusting notch 31 is disposed on the adjusting bar 3, an adjusting support 4 is disposed in the first adjusting notch 31, the adjusting support 4 comprises an elongated fixing bar 41, a fixing pivot 42 is disposed at the bottom of the fixing bar 41, a second adjusting notch 43 is disposed on the fixing bar 41, the fixing pivot 42 penetrates the first adjusting notch 31 and is fixedly connected with a first locking nut 8, a separable supporting block 5 is disposed on the fixing bar 41, the supporting block 5 comprises a block-shaped supporting block main body 51, a first limiting notch 52 is disposed on the upper surface of the supporting block main body 51, a through supporting block through hole 53 is arranged in the supporting block main body 51, a supporting block screw 6 respectively penetrates through the supporting block through hole 53 and the second adjusting notch 43 and is connected with a second locking nut 7, the fixing support 9 comprises a horizontally arranged support cross bar 91 and a pair of vertically arranged support longitudinal bars 92, a limiting lug 93 is arranged at the top of the support cross bar 91, a second limiting notch 94 is arranged at the top of the limiting lug 93, a guide through hole 95 is respectively arranged on two sides of the support cross bar 91, a driving cylinder 96 is arranged on the inner side of the support cross bar 91, a guide notch 921 is respectively arranged on the inner side wall of each support longitudinal bar 92, a sliding baffle plate 10 is arranged between the guide notches 921, a pair of guide long rods 11 are arranged on the sliding baffle plate 10, and a compression baffle plate 12 is arranged between the tops of the guide long rods 11.
The sliding baffle 10 has two ends respectively provided with a sliding flange 101, the sliding flange 101 is matched with the guiding slot 921, and the sliding baffle 10 is provided with a cylinder connecting hole 102.
The second limit notch 94 has an inverted trapezoidal shape.
In use, as shown in fig. 1 and 2, crank 13 includes a first crank lever 131 and a second crank lever 132, and the user places first crank lever 13 on second limit notch 94 and second crank lever 132 on first limit notch 52. Then start driving cylinder 96 for compress tightly baffle 12 and closely compress tightly first crank rod 131, whole crank 13 just firmly is fixed to this anchor clamps like this, has made things convenient for the drilling processing of crank greatly, has effectively improved the machining precision of crank, and the practicality is strong.
In addition, the user can adjust the specific height of the supporting block 5 according to the specific size of the crank 13, and the application range is wide. In addition, the user can rotate the adjusting bracket 4 to adjust, and the application range of the clamp 1 is further improved.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (3)
1. The crankshaft drilling clamp is characterized in that the crankshaft drilling clamp (1) comprises a fixed base plate (2) which is horizontally arranged, a strip-shaped adjusting transverse strip (3) which is horizontally arranged and a fixing support (9) which is vertically arranged are arranged on the fixed base plate (2), a first adjusting notch (31) which penetrates through the adjusting transverse strip (3) is arranged on the adjusting transverse strip (3), an adjusting support (4) is arranged in the first adjusting notch (31), the adjusting support (4) comprises a long-strip-shaped fixing transverse strip (41), a fixing pivot (42) is arranged at the bottom of the fixing transverse strip (41), a second adjusting notch (43) which penetrates through the fixing transverse strip (41) is arranged on the fixing pivot (42), and the fixing pivot (42) penetrates through the first adjusting notch (31) and is fixedly connected with a first locking nut (8), the fixing support is characterized in that a separable supporting block (5) is arranged on the fixing transverse strip (41), the supporting block (5) comprises a supporting block main body (51) in a square block shape, a first limiting notch (52) is arranged on the upper surface of the supporting block main body (51), a supporting block through hole (53) which penetrates through the supporting block main body (51) is arranged in the supporting block main body (51), a supporting block screw (6) penetrates through the supporting block through hole (53) and the second adjusting notch (43) respectively and is connected with a second locking nut (7), the fixing support (9) comprises a support transverse strip (91) which is horizontally arranged and a pair of support longitudinal strips (92) which are longitudinally arranged, a limiting convex block (93) is arranged at the top of the support transverse strip (91), a second limiting notch (94) is arranged at the top of the limiting convex block (93), guide through holes (95) are arranged on two sides of the support transverse strip (91) respectively, the inboard of support horizontal bar (91) on be equipped with one and drive actuating cylinder (96), the support indulge the inside wall of strip (92) on be equipped with a guide notch (921) respectively, guide notch (921) between be equipped with a slide damper (10), slide damper (10) on be equipped with a pair of guide stock (11), the top of guide stock (11) between be equipped with one and compress tightly baffle (12).
2. The crankshaft drilling jig as claimed in claim 1, wherein both ends of the sliding baffle (10) are respectively provided with a sliding flange (101), the sliding flanges (101) are matched with the guide slots (921), and the sliding baffle (10) is provided with a cylinder connecting hole (102).
3. A crankshaft boring jig according to claim 2, characterised in that the second retaining notch (94) is of inverted trapezoidal shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537179.XU CN204160222U (en) | 2014-09-18 | 2014-09-18 | Crank shaft drilling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537179.XU CN204160222U (en) | 2014-09-18 | 2014-09-18 | Crank shaft drilling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204160222U true CN204160222U (en) | 2015-02-18 |
Family
ID=52533948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420537179.XU Expired - Fee Related CN204160222U (en) | 2014-09-18 | 2014-09-18 | Crank shaft drilling clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204160222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584323A (en) * | 2016-12-29 | 2017-04-26 | 天津阿尔法优联电气有限公司 | Response time testing tool for magnetic track brake |
-
2014
- 2014-09-18 CN CN201420537179.XU patent/CN204160222U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584323A (en) * | 2016-12-29 | 2017-04-26 | 天津阿尔法优联电气有限公司 | Response time testing tool for magnetic track brake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150918 |
|
| EXPY | Termination of patent right or utility model |