CN208592761U - A kind of self-centering device for crankshaft connecting-rod neck - Google Patents
A kind of self-centering device for crankshaft connecting-rod neck Download PDFInfo
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- CN208592761U CN208592761U CN201821242630.XU CN201821242630U CN208592761U CN 208592761 U CN208592761 U CN 208592761U CN 201821242630 U CN201821242630 U CN 201821242630U CN 208592761 U CN208592761 U CN 208592761U
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- positioning
- crankshaft
- movable
- plate
- self
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Abstract
The utility model relates to Crankshaft Alignment equipment technical fields, and disclose a kind of self-centering device for crankshaft connecting-rod neck, including pedestal, the side of the base top is fixedly connected with support plate, the internal activity of the support plate is socketed with crankshaft, and the side at the top of support plate is fixedly connected by movable axis with the bottom end of Ka Gai, the bottom of the Ka Gai is sequentially connected by the top of movable spring and positioning plate, and one end of Ka Gai is threadedly coupled by fixing bolt with the other side at the top of support plate.The self-centering device for crankshaft connecting-rod neck, pass through the cooperation of positioning fixture, movable plate, locating rod, retaining spring and locating slot, centering processing can be carried out to crank-shaft link neck automatically, so that the simpler convenience of centering operating process and time saving and energy saving, reduce the working strength of operator, the working efficiency of centering operation is improved, while can be avoided the problem of crank-shaft link neck shifts in positioning, improves the accuracy of positioning.
Description
Technical field
The utility model relates to Crankshaft Alignment equipment technical field, specially a kind of self-centering device for crankshaft connecting-rod neck.
Background technique
Crankshaft is the main rotary gadget of engine, and after loading onto connecting rod, the reciprocating motion that can accept connecting rod becomes rotation fortune
It is dynamic, it is an important parts on engine, the material of crankshaft is that and have two made of structural carbon steel or spheroidal graphite cast-iron
A significant points trunnion and connecting rod neck；And the flange screw or position of positioning hole precision of crankshaft are all often with connecting rod neck center
For positioning datum, and most of existing crank-shaft link neck positioning mechanism is all manual operation, has both increased the work of operator
Make intensity, and time-consuming and laborious, cause positioning working efficiency low, and crank-shaft link neck is easy to happen offset in positioning, thus
Cause the precision of positioning low, we provide a kind of self-centering device for crankshaft connecting-rod neck thus.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of self-centering device for crankshaft connecting-rod neck, and having can
Centering operation is voluntarily carried out, the working strength of operator is reduced, so that operating process is simple and convenient and time saving and energy saving, is improved
The working efficiency of positioning operation, while can be avoided the problem of crank-shaft link neck shifts in positioning, improve positioning
Accuracy the advantages that, solving existing crank-shaft link neck positioning mechanism is both to have increased operator's by manual operation
Working strength, but it is time-consuming and laborious, cause positioning working efficiency low, and crank-shaft link neck is easy to happen offset in positioning, from
And the problem for causing the precision of positioning low.
(2) technical solution
Centering operation can be voluntarily carried out for realization is above-mentioned, the working strength of operator is reduced, so that operating process
It is simple and convenient and time saving and energy saving, the working efficiency of positioning operation is improved, while can be avoided crank-shaft link neck hair in positioning
The problem of raw offset, the purpose of setting accuracy is improved, the utility model provides the following technical solutions: a kind of crank-shaft link neck
Self-centering device, including pedestal, the side of the base top are fixedly connected with support plate, the internal activity set of the support plate
It is connected to crankshaft, and the side at the top of support plate is fixedly connected by movable axis with the bottom end of Ka Gai, the bottom of the Ka Gai passes through
The transmission connection of the top of movable spring and positioning plate, and one end of Ka Gai passes through the other side screw thread at the top of fixing bolt and support plate
It connects, is fixedly connected with positioning fixture at the top of the pedestal, the front of the positioning fixture offers loose slot, the activity
The internal activity of slot is socketed with movable block, and the side of the movable block is fixedly connected by connecting rod with the side of movable plate, institute
The bottom for stating movable plate is fixedly connected with locating rod, and the bottom of movable plate passes through the bottom of retaining spring and positioning fixture inner cavity
Transmission connection, the bottom end of the locating rod are actively socketed on the inside of locating slot, and the locating slot is provided with positioning fixture front
Middle part.
Preferably, the quantity of the movable spring is two, and two movable springs are in symmetrical with the middle part of positioning plate
The heart is symmetrical.
Preferably, the shape of the positioning plate is arc-shaped, and the bottom of positioning plate is in contact with the outside of crankshaft.
Preferably, the inside of loose slot is run through and extended in one end of the connecting rod, and connecting rod is actively socketed on and determines
In the groove of position fixture inner wall.
Preferably, the top of the movable plate is in contact with the connecting rod neck of crankshaft, and movable plate is located at the interior of positioning fixture
Portion.
Preferably, the retaining spring is located at the outside of locating rod, and retaining spring and locating rod are concentric.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of self-centering device for crankshaft connecting-rod neck, has following beneficial
Effect:
1, the self-centering device for crankshaft connecting-rod neck passes through positioning fixture, movable plate, locating rod, retaining spring and locating slot
Cooperation, centering processing can be carried out to crank-shaft link neck automatically, so that the centering simpler convenience of operating process and time saving province
Power reduces the working strength of operator, improves the working efficiency of centering operation, while can be avoided crank-shaft link neck and existing
The problem of shifting when positioning improves the accuracy of positioning.
2, the self-centering device for crankshaft connecting-rod neck can be in movable plate by the cooperation of loose slot, movable block and connecting rod
In mobile process, play the role of positioning to movable plate, avoids the problem of moving direction of movable plate shifts, from
And it ensure that stability when movable plate is mobile.
Detailed description of the invention
Fig. 1 is the utility model structure front schematic view；
Fig. 2 is the side view of the utility model structure Ka Gai；
Fig. 3 is the front schematic view of the utility model structure positioning clamp.
In figure: 1, pedestal；2, support plate；3, crankshaft；4, movable axis；5, Ka Gai；6, movable spring；7, positioning plate；8, solid
Determine bolt；9, positioning fixture；10, loose slot；11, movable block；12, connecting rod；13, movable plate；14, locating rod；15, bullet is positioned
Spring；16, locating slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of self-centering device for crankshaft connecting-rod neck, including pedestal 1 are please referred to, the side at 1 top of pedestal is fixed to be connected
It is connected to support plate 2, the internal activity of support plate 2 is socketed with crankshaft 3, and the side at 2 top of support plate passes through movable axis 4 and Ka Gai
5 bottom end is fixedly connected, and the bottom of card lid 5 is sequentially connected by the top of movable spring 6 and positioning plate 7, the number of movable spring 6
Amount is two, and two movable springs 6 are symmetrical as symmetrical centre using the middle part of positioning plate 7, and positioning plate 7 can be made in work
It moves the lower movement of elastic force effect of spring 6, consequently facilitating positioning, the shape of positioning plate 7 is adjusted according to the size of crankshaft 3
To be arc-shaped, and the bottom of positioning plate 7 is in contact with the outside of crankshaft 3, can rise during crankshaft 3 rotates to crankshaft 3
The effect for having arrived positioning, avoids crankshaft 3 and occurs acutely to shake, the rotation for enabling crankshaft 3 stable, and one end of card lid 5
It is threadedly coupled by the other side at 2 top of fixing bolt 8 and support plate, the top of pedestal 1 is fixedly connected with positioning fixture 9, can be with
Automatically centering processing is carried out to 3 connecting rod neck of crankshaft, so that the simpler convenience of centering operating process and time saving and energy saving, reduces behaviour
The working strength for making personnel, improves the working efficiency of centering operation, while can be avoided 3 connecting rod neck of crankshaft when positioning
The problem of offset, improves the accuracy of positioning, and the front of positioning fixture 9 offers loose slot 10, and the inside of loose slot 10 is living
Dynamic to be socketed with movable block 11, the side of movable block 11 is fixedly connected by connecting rod 12 with the side of movable plate 13, connecting rod 12
One end run through and extend to the inside of loose slot 10, and connecting rod 12 is actively socketed in the groove of 9 inner wall of positioning fixture, can
To play the role of positioning to movable plate 13, avoid the moving direction of movable plate 13 during movable plate 13 is mobile
The problem of shifting, thus ensure that stability when movable plate 13 is mobile, the top of movable plate 13 and the connecting rod neck of crankshaft 3
It is in contact, and movable plate 13 is located at the inside of positioning fixture 9, the bottom of movable plate 13 is fixedly connected with locating rod 14, and activity
The bottom of plate 13 is connect by retaining spring 15 with the bottom driving of 9 inner cavity of positioning fixture, and retaining spring 15 is located at locating rod 14
Outside, and retaining spring 15 and locating rod 14 are concentric, can be when feeling relieved to 3 connecting rod neck of crankshaft, so that movable plate 13 exists
The lower movement of the elastic force effect of retaining spring 15, consequently facilitating being positioned to 3 connecting rod neck of crankshaft, the bottom end movable sleeve of locating rod 14
It connects in the inside of locating slot 16, locating slot 16 is provided with the positive middle part of positioning fixture 9.
When work, the trunnion of crankshaft 3 is put into the inside of support plate 2 by rotation fixing bolt 8, opening card lid 5 first,
Card lid 5 is pressed again, fixing bolt 8 is rotated, so that closely connecting between card lid 5 and support plate 2, while positioning plate 7 is in movable spring 6
The lower movement of elastic force effect, and be in contact with the outside of 3 trunnion of crankshaft, then the connecting rod neck of crankshaft 3 presses under movable plate 13
It moves, so that locating rod 14 is mobile, and is allowed to be mutually clamped between locating slot 16, to feel relieved to the connecting rod neck of crankshaft 3
Operation, while connecting rod 12 moves under the drive of movable plate 13, and makes movable block 11 in 10 internal slide of loose slot, in turn
Play the role of positioning to the moving direction of movable plate 13.
In conclusion the self-centering device for crankshaft connecting-rod neck, passes through positioning fixture 9, movable plate 13, locating rod 14, positioning
The cooperation of spring 15 and locating slot 16 can carry out centering processing to 3 connecting rod neck of crankshaft automatically, so that centering operating process is more
It is simple and convenient and time saving and energy saving, the working strength of operator is reduced, improves the working efficiency of centering operation, while can
It avoids the problem that 3 connecting rod neck of crankshaft shifts in positioning, improves the accuracy of positioning；Pass through loose slot 10, movable block
11 and connecting rod 12 cooperation, can play the role of positioning during movable plate 13 is mobile to movable plate 13, avoid
The problem of moving direction of movable plate 13 shifts solves existing to ensure that stability when movable plate 13 is mobile
3 connecting rod neck positioning mechanism of crankshaft be not only to have been increased the working strength of operator by manual operation, but also time-consuming and laborious, and led
Cause positioning working efficiency low, and 3 connecting rod neck of crankshaft is easy to happen offset in positioning, low asks so as to cause the precision of positioning
Topic.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of self-centering device for crankshaft connecting-rod neck, including pedestal (1), it is characterised in that: the side at the top of the pedestal (1) is solid
Surely it is connected with support plate (2), the internal activity of the support plate (2) is socketed with crankshaft (3), and the side at the top of support plate (2)
It is fixedly connected by movable axis (4) with the bottom end of Ka Gai (5), the bottom of the Ka Gai (5) passes through movable spring (6) and positioning plate
(7) top transmission connection, and one end of Ka Gai (5) is connected by the other side screw thread at the top of fixing bolt (8) and support plate (2)
It connects, is fixedly connected with positioning fixture (9) at the top of the pedestal (1), the front of the positioning fixture (9) offers loose slot
(10), the internal activity of the loose slot (10) is socketed with movable block (11), and the side of the movable block (11) passes through connecting rod
(12) it is fixedly connected with the side of movable plate (13), the bottom of the movable plate (13) is fixedly connected with locating rod (14), and living
The bottom of movable plate (13) is connect by retaining spring (15) with the bottom driving of positioning fixture (9) inner cavity, the locating rod (14)
Bottom end be actively socketed on the inside of locating slot (16), the locating slot (16) is provided with positioning fixture (9) positive middle part.
2. a kind of self-centering device for crankshaft connecting-rod neck according to claim 1, it is characterised in that: the movable spring (6)
Quantity be two, and two movable springs (6) are symmetrical as symmetrical centre using the middle part of positioning plate (7).
3. a kind of self-centering device for crankshaft connecting-rod neck according to claim 1, it is characterised in that: the positioning plate (7)
Shape is arc-shaped, and the bottom of positioning plate (7) is in contact with the outside of crankshaft (3).
4. a kind of self-centering device for crankshaft connecting-rod neck according to claim 1, it is characterised in that: the connecting rod (12)
The inside of loose slot (10) is run through and extended in one end, and connecting rod (12) is actively socketed on the groove of positioning fixture (9) inner wall
It is interior.
5. a kind of self-centering device for crankshaft connecting-rod neck according to claim 1, it is characterised in that: the movable plate (13)
Top is in contact with the connecting rod neck of crankshaft (3), and movable plate (13) is located at the inside of positioning fixture (9).
6. a kind of self-centering device for crankshaft connecting-rod neck according to claim 1, it is characterised in that: the retaining spring (15)
Positioned at the outside of locating rod (14), and retaining spring (15) and locating rod (14) are concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242630.XU CN208592761U (en) | 2018-08-03 | 2018-08-03 | A kind of self-centering device for crankshaft connecting-rod neck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242630.XU CN208592761U (en) | 2018-08-03 | 2018-08-03 | A kind of self-centering device for crankshaft connecting-rod neck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208592761U true CN208592761U (en) | 2019-03-12 |
Family
ID=65604220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821242630.XU Expired - Fee Related CN208592761U (en) | 2018-08-03 | 2018-08-03 | A kind of self-centering device for crankshaft connecting-rod neck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208592761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774878A (en) * | 2020-07-28 | 2020-10-16 | 无棣国梁防腐保温工程有限公司 | Multifunctional pipe end trimming machine for anti-corrosion layer of anti-corrosion heat-preservation pipe |
-
2018
- 2018-08-03 CN CN201821242630.XU patent/CN208592761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774878A (en) * | 2020-07-28 | 2020-10-16 | 无棣国梁防腐保温工程有限公司 | Multifunctional pipe end trimming machine for anti-corrosion layer of anti-corrosion heat-preservation pipe |
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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 |
Granted publication date: 20190312 Termination date: 20200803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |