CN106670850A - Crank clamping jig - Google Patents
Crank clamping jig Download PDFInfo
- Publication number
- CN106670850A CN106670850A CN201611201130.7A CN201611201130A CN106670850A CN 106670850 A CN106670850 A CN 106670850A CN 201611201130 A CN201611201130 A CN 201611201130A CN 106670850 A CN106670850 A CN 106670850A
- Authority
- CN
- China
- Prior art keywords
- positioning head
- pressing plate
- opening
- base plate
- adjusting rod
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a crank clamping jig, and belongs to the field of machining auxiliary equipment. The crank clamping jig comprises a base plate, a fixing body and a locking component used for fixing the base plate and the fixing body. The locking component comprises a fixing barrel, a positioning head, an adjusting rod and a rotating handle. The fixing barrel and the base plate are fixedly arranged. A second positioning hole is formed in the end, close to a rod part, of the fixing barrel. The positioning head is arranged in the second positioning hole, and the positioning head and the second positioning hole are in sliding connection. The lower end of the positioning head makes contact with the rod part. The adjusting rod and the fixing barrel are in threaded connection. The adjusting rod penetrates through the upper end of the fixing barrel and makes contact with the positioning head. The rotating handle is fixedly connected with the end, far away from the positioning head, of the adjusting rod. By the adoption of the crank clamping jig, positional accuracy of a crank can be guaranteed, and the machining percent of pass of products is increased.
Description
Technical field
The invention belongs to auxiliary equipment field is processed, more particularly to crank clamping fixture.
Background technology
In the process equipment field of steel or machine components, need increase tool to be fixed workpiece, lifted and added
Work precision, the selection of tool can determine first according to the batch of manufactured parts.The work larger to single-piece, small lot, workload
For part processing, typically directly can realize positioning and clamp by adjustment on platen face, then by machining coordinate
The setting of system determining the position of part, to there is the part of certain batch for, can select the fixture of matching workpiece is carried out it is fixed
Position, it is ensured that the positioning precision in the course of processing, so as to the efficiency for ensureing to produce in batches, having to position centering for crankshaft-link rod will
The part asked, needs to arrange special centering clamping device, and at present conventional centering clamping device is mostly all multiple along with operation
It is miscellaneous, involve great expense, processing difficulties, exist the characteristics of bulky, fault rate is high.
The content of the invention
It is to provide a kind of compact conformation, the high crank clamping fixture of positioning precision that the problem to be solved in the present invention is.
To solve above-mentioned technical problem, the technical solution used in the present invention is：Crank clamping fixture, including base plate, fixation
Body, first boss, the first pressing plate and the first eccentric, the fixed body is similar to fork-shaped and including bar portion and opening, institute
The side for stating opening is horizontally set on a side of the close connecting rod fixation kit, and the bar portion and the base plate are fixed and connected
Connect, the first boss is horizontally disposed and is fixed on the upper surface on the inside of opening, and one end of first pressing plate is hinged on institute
The top of opening is stated, the other end is oppositely arranged with the first boss, first eccentric is hinged on the opening
Top and the upper end of first pressing plate is located at, the other end of first eccentric is contacted with the upper surface of first pressing plate
Arrange.
Further, the bent axle fixation kit also includes guide cylinder, pilot hole and (the first back-moving spring, first pressure
The lower surface of plate is provided with guide cylinder, and the lower surface on the inside of the opening is provided with pilot hole, and the guide cylinder is located at described leading
Into hole and the two is coaxially disposed and slides up and down connection, the (the first back-moving spring is located in the guide cylinder and the two coaxially sets
Put, when first pressing plate is in horizontality, the (the first back-moving spring is in compressive state.
Further, the opening is provided with the first location hole, is provided with first location hole and the first boss
The set screw of contact.
Further, it is provided with stop assembly between the bar portion and the base plate.
Further, the stop assembly include fixed cylinder, positioning head, adjusting rod and rotary handle, the fixed cylinder with
The base plate is fixedly installed, and the fixed cylinder is provided with the second location hole near one end of the bar portion, and the positioning head is located at institute
State in the second location hole and the two be slidably connected, the lower end of the positioning head contact setting with the bar portion, the adjusting rod and
The fixed cylinder threaded connection, the adjusting rod contacts setting, the rotation with the positioning head through the upper end of the fixed cylinder
Change hands the one end of handle with the adjusting rod away from the positioning head to be fixedly connected.
Compared with prior art, the present invention has the advantages and positive effects that：1st, the present invention realizes two ends for structure
Centering arrange and clamp, it is ensured that the precision and fastness of clamping, and then improve the machining accuracy of workpiece, improve product
Passing rate of processing；2nd, the setting of guide cylinder, pilot hole and (the first back-moving spring, is conducive to fixing under different length crank state,
Ensure the dynamics that the first pressing plate is compressed to crank connecting link, and after cancellation is compressed, can be in the presence of (the first back-moving spring certainly
It is dynamic to reset, it is applied widely and simple and reliable for structure；3rd, the setting of the first location hole and its internal set screw can ensure the
The fastness that one boss is installed, it is to avoid rotate in assembling process；4th, the setting of stop assembly can be lifted solid in bent axle fixation kit
Determine body and base connectivity robustness, the stability that lift structure coordinates；5th, stop assembly includes fixed cylinder, positioning head, regulation
Bar and rotary handle, by pressure of the regulation handle real-time regulation positioning head to fixed body bar portion, further prevent bar portion from turning
It is dynamic, the stability of lift structure.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of crank clamping fixture use state left and right directions of the present invention；
Fig. 2 is the explosive view of crank clamping fixture of the present invention and base plate；
Fig. 3 is the structural representation of fixed cylinder of the present invention；
Fig. 4 is the structural representation of crank clamping fixture use state fore-and-aft direction of the present invention；
Fig. 5 is the structural representation of connecting rod fixation kit of the present invention；
Fig. 6 is structural representation of the connecting rod fixation kit of the present invention without positioning side plate and locating slot.
Reference：
1- base plates；The location holes of 11- the 3rd；2- bent axle fixation kits；21- fixes body；211- bar portions；212- openings；
213- pilot holes；The location holes of 214- first；22- first boss；The pressing plates of 23- first；The eccentrics of 24- first；3- connecting rod fixation groups
Part；31- second boss；311- positions plane；The pressing plates of 32- second；321- stop ledges；322- positioning convex；33- fixed stations；
34- second back-moving springs；The eccentrics of 35- second；36- driving handles；37- check plates；38- fixing grooves；381- positions side plate；
39- locating rods；The back-moving springs of 391- the 3rd；4- stop assemblies；41- fixed cylinders；The location holes of 411- second；42- positioning heads；43-
Adjusting rod；44- rotary handles.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combination.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicates or dark
Showing the device or element of indication must have specific orientation, with specific azimuth configuration and operation therefore it is not intended that right
The restriction of the present invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In describing the invention, unless otherwise stated, " multiple "
It is meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The specific embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2 and Figure 4, the present invention is crank clamping fixture, including base plate 1 and the song that is fixed on base plate 1
Axle fixation kit 2 and connecting rod fixation kit 3, bent axle fixation kit 2 and connecting rod fixation kit 3 are oppositely arranged, bent axle fixation kit 2
Including fixed body 21, first boss 22, the first pressing plate 23 and the first eccentric 24, fixed body 21 is similar to fork-shaped and including bar
Portion 211 and opening 212, the side of opening 212 is horizontally set on the side near connecting rod fixation kit 3, bar portion 211 and bottom
Plate 1 is fixedly connected, and first boss 22 is horizontally disposed with and is fixed on the upper surface of the inner side of opening 212, one end of the first pressing plate 23
The top of opening 212 is hinged on, the other end is oppositely arranged with first boss 22, the first eccentric 24 is hinged on opening 212
Top and be located at the upper end of the first pressing plate 23, the other end of the first eccentric 24 is contacted with the upper surface of the first pressing plate 23 and set
Put, connecting rod fixation kit 3 includes the pressing plate 32 of second boss 31 and second, second boss 31 is horizontally set on base plate 1, the second pressure
Plate 32 is oppositely arranged with second boss 31.
Preferably, as shown in Fig. 2 bent axle fixation kit 2 also includes guide cylinder 25, pilot hole 213 and (the first back-moving spring
26, the lower surface of the first pressing plate 23 is provided with guide cylinder 25, and the lower surface of the inner side of opening 212 is provided with pilot hole 213, guide cylinder
25 are located in pilot hole 213 and the two is coaxially disposed and slides up and down connection, and it is interior and two that (the first back-moving spring 26 is located at guide cylinder 25
Person is coaxially disposed, and when the first pressing plate 23 is in horizontality, (the first back-moving spring 26 is in compressive state.
Preferably, opening 212 is provided with the first location hole 214, is provided with the first location hole 214 and is contacted with first boss 22
Set screw.
Preferably, stop assembly 4 is provided between bar portion 211 and base plate 1.
Preferably, as shown in Figures 2 and 3, stop assembly 4 includes fixed cylinder 41, positioning head 42, adjusting rod 43 and rotation handss
Handle 44, fixed cylinder 41 is fixedly installed with base plate 1, and fixed cylinder 41 is provided with the second location hole 411 near one end of bar portion 211, positioning
42 are located in the second location hole 411 and the two is slidably connected, and the lower end of positioning head 42 contacts setting, adjusting rod with bar portion 211
43 are threadedly coupled with fixed cylinder 41, and adjusting rod 43 contacts setting, rotary handle 44 with positioning head 42 through the upper end of fixed cylinder 41
It is fixedly connected with remotely located 42 one end of adjusting rod 43.
Preferably, as shown in figure 4, base plate 1 is provided with the 3rd location hole 11, second boss 31 is provided with positioning plane 311,
Set screw is provided with 3rd location hole 11 and setting is contacted with positioning plane 311.
Preferably, as shown in Figure 5 and Figure 6, connecting rod fixation kit 3 also includes fixed station 33, and fixed station 33 is located at the second pressure
Between plate 32 and base plate 1, the second pressing plate 32 is hinged away from one end of second boss 31 with the upper surface of fixed station 33, the second pressing plate
Second back-moving spring 34 is provided between 32 lower surface and fixed station 33, the upper surface of the second pressing plate 32 is before second boss 31
End in contact is provided with the second eccentric 35, and the second eccentric 35 is hinged away from one end of the second pressing plate 32 with base plate 1, and second is eccentric
Wheel 35 can be rotated by driving handle 36.
Preferably, connecting rod fixation kit 3 also includes stop ledge 321 and check plate 37, and stop ledge 321 is located at the second pressure
The side of the upper surface of plate 32, one end of check plate 37 interlocks rotation, the other end of check plate 37 and stop with the second eccentric 35
Boss 321 is oppositely arranged and the two is arranged in extreme position contact.
Preferably, it is additionally provided between fixed station 33 and base plate 1 in fixing groove 38, fixing groove 38 and is provided with slide anteroposterior company therewith
The locating rod 39 for connecing, is provided with the 3rd back-moving spring 391 between the rear end of locating rod 39 and the rear end of fixed station 33, fixing groove 38
Both sides are provided with positioning side plate 381, and positioning side plate 381 is inlaid on base plate 1.
Preferably, the lower surface of the second pressing plate 32 is symmetrically arranged on two with positioning convex 322 near the one end of second boss 31, fixed
Width of the spacing of position raised 322 slightly larger than connecting rod to be fixed.
During actual use, bent axle fixation kit 2 and connecting rod fixation kit 3 are fixed according to above-mentioned matching relationship
On base plate 1, in installation process, the fixation between bent axle fixation kit 2 and base plate 1 is capable of achieving by stop assembly 4, is adjusted
Rotary handle 44, drives positioning head 42 to move downward by adjusting rod 43, and with the bar portion 211 of fixed body 21 setting is contacted, and protects
The fixation of card bar portion 211 does not rotate, and the upper and lower ends of the crank section of part crank connecting link are fixed on into first boss 22 and the
Between one pressing plate 23, shaft portion is fixed between the pressing plate 32 of second boss 31 and second, realizes the Primary Location of above-below direction,
Simultaneously one end of connecting rod contacts with locating rod 39, realizes the positioning of crank connecting link fore-and-aft direction, then adjusts the first eccentric 24
Position, the first pressing plate 23 is moved downward, realize the clamping of crank connecting link above-below direction one end, adjust the second eccentric 35
Position, the second pressing plate 32 is moved downward, and realizes the clamping of the crank connecting link above-below direction other end, during pushing, only
Dynamic boss 321 can carry out spacing to locking plate 37, effectively prevent from pressing through position under the second pressing plate 32, and fixation is completed and machined
Afterwards, the release of tool is carried out, the first eccentric 24 resets in the presence of (the first back-moving spring 26 after release, the second eccentric 35
Reset in the presence of second back-moving spring 34, continue to complete the clamping and processing of next workpiece, and so on, total
It is simple compact, it is ensured that the fixation and centering of crank connecting link, and then machining accuracy is lifted, greatly improve the qualified of Product processing
Rate.
One embodiment of the present of invention has been described in detail above, but the content is only the preferable enforcement of the present invention
Example, it is impossible to be considered as the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, all should still belong to the present invention patent covering scope within.
Claims (5)
1. crank clamping fixture, it is characterised in that：Including base plate (1), fixed body (21), first boss (22), the first pressing plate
(23) and the first eccentric (24), the similar fork-shaped of the fixed body (21) and including bar portion (211) and opening (212), institute
The side for stating opening (212) is horizontally set on a side of the close connecting rod fixation kit (3), the bar portion (211) and institute
State base plate (1) to be fixedly connected, the upper surface that the first boss (22) is horizontally disposed with and is fixed on the inside of opening (212), institute
The one end for stating the first pressing plate (23) is hinged on the top of the opening (212), and the other end is relative with the first boss (22)
Arrange, first eccentric (24) is hinged on the top of the opening (212) and is located at the upper of first pressing plate (23)
End, the other end of first eccentric (24) contacts setting with the upper surface of first pressing plate (23).
2. crank clamping fixture according to claim 1, it is characterised in that：The bent axle fixation kit (2) also includes leading
To cylinder (25), pilot hole (213) and (the first back-moving spring (26), the lower surface of first pressing plate (23) is provided with guide cylinder
(25), the lower surface on the inside of the opening (212) is provided with pilot hole (213), and the guide cylinder (25) is located at the guiding
Hole (213) is interior and the two is coaxially disposed and slides up and down connection, and the (the first back-moving spring (26) is located in the guide cylinder (25)
And the two is coaxially disposed, first pressing plate (23) in horizontality when, the (the first back-moving spring (26) in compression shape
State.
3. crank clamping fixture according to claim 1, it is characterised in that：The opening (212) is provided with the first positioning
The set screw contacted with the first boss (22) is provided with hole (214), first location hole (214).
4. crank clamping fixture according to claim 1, it is characterised in that：The bar portion (211) and the base plate (1) it
Between be provided with stop assembly (4).
5. crank clamping fixture according to claim 4, it is characterised in that：The stop assembly (4) is including fixed cylinder
(41), positioning head (42), adjusting rod (43) and rotary handle (44), the fixed cylinder (41) is fixedly installed with the base plate (1),
The fixed cylinder (41) is provided with the second location hole (411) near one end of the bar portion (211), and the positioning head (42) is located at institute
State in the second location hole (411) and the two is slidably connected, the lower end of the positioning head (42) contacts with the bar portion (211) and sets
Put, the adjusting rod (43) is threadedly coupled with the fixed cylinder (41), the adjusting rod (43) is through the fixed cylinder (41)
Upper end contacts setting with the positioning head (42), and the rotary handle (44) is with the adjusting rod (43) away from the positioning head
(42) one end is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611201130.7A CN106670850A (en) | 2016-12-22 | 2016-12-22 | Crank clamping jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611201130.7A CN106670850A (en) | 2016-12-22 | 2016-12-22 | Crank clamping jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106670850A true CN106670850A (en) | 2017-05-17 |
Family
ID=58870268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611201130.7A Pending CN106670850A (en) | 2016-12-22 | 2016-12-22 | Crank clamping jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106670850A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803912A (en) * | 2017-11-24 | 2018-03-16 | 广西荔浦安吉利木业有限公司 | A kind of wooden clothes hanger adjustable cast iron planes machine |
| CN107803913A (en) * | 2017-11-24 | 2018-03-16 | 广西荔浦安吉利木业有限公司 | A kind of clothes hanger rough planing machine |
| CN107972152A (en) * | 2017-11-24 | 2018-05-01 | 广西荔浦安吉利木业有限公司 | A kind of clothes hanger finish planing machine |
| CN113478259A (en) * | 2021-07-20 | 2021-10-08 | 广州市德奥模具有限公司 | Multi-station crankshaft jig and assembling method of crankshaft assembly |
-
2016
- 2016-12-22 CN CN201611201130.7A patent/CN106670850A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803912A (en) * | 2017-11-24 | 2018-03-16 | 广西荔浦安吉利木业有限公司 | A kind of wooden clothes hanger adjustable cast iron planes machine |
| CN107803913A (en) * | 2017-11-24 | 2018-03-16 | 广西荔浦安吉利木业有限公司 | A kind of clothes hanger rough planing machine |
| CN107972152A (en) * | 2017-11-24 | 2018-05-01 | 广西荔浦安吉利木业有限公司 | A kind of clothes hanger finish planing machine |
| CN113478259A (en) * | 2021-07-20 | 2021-10-08 | 广州市德奥模具有限公司 | Multi-station crankshaft jig and assembling method of crankshaft assembly |
| CN113478259B (en) * | 2021-07-20 | 2022-04-22 | 广州市德奥模具有限公司 | Multi-station crankshaft jig and assembling method of crankshaft assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170517 |
|
| WD01 | Invention patent application deemed withdrawn after publication |