CN206832350U - A kind of large and small end of diesel engine connecting bar is weighed balance tooling - Google Patents
A kind of large and small end of diesel engine connecting bar is weighed balance tooling Download PDFInfo
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- CN206832350U CN206832350U CN201720617243.9U CN201720617243U CN206832350U CN 206832350 U CN206832350 U CN 206832350U CN 201720617243 U CN201720617243 U CN 201720617243U CN 206832350 U CN206832350 U CN 206832350U
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- small end
- connecting rod
- bridge plate
- positioning
- plate bracket
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Abstract
The utility model belongs to diesel engine parts detection technique field, weighed balance tooling more particularly to a kind of large and small end of diesel engine connecting bar, the both ends of bridge plate bracket base are respectively equipped with positioning unit, and positioning unit can be such that pallet of the both ends of bridge plate bracket respectively with two platform balances is relatively fixed in fact in the horizontal plane；The top of bridge plate bracket is provided with positioning fixture, and positioning fixture can be such that connecting rod to be measured realizes in the horizontal plane with bridge plate bracket to be relatively fixed；When connecting rod to be measured, bridge plate bracket and two platform balances are assembled together, positioning unit and positioning fixture can make big the end axis and small end axis of connecting rod to be measured be located at the tray center of two platform balances respectively.The utility model can be during Machining of Connecting Rod, connecting rod tip weight and small end weight are measured respectively, weighed by it, the weight at its large and small end is all controlled within the scope of layout design after duplicate removal, so as to ensure that the large and small end center of gravity of connecting rod is relatively accurate, the balance and stability of motion are enhanced.
Description
Technical field
The utility model belongs to diesel engine parts detection technique field, and in particular to a kind of diesel engine connecting bar is big,
Small end is weighed balance tooling.
Background technology
Connecting rod is one of extremely important driving member in diesel engine, is the component for connecting piston and Crankshaft motion.Its weight
Amount affects balance and stability in diesel engine motion process, until the performance of performance.During Machining of Connecting Rod, its weight
The common practice of control is：After assembling, connecting rod weight is weighed up on a bar electronic scale, according to reading and calculating, removes duplicate removal portion
Point, so that connecting rod overall weight is in scope of design.But this drawbacks of weighing, which is that while the overall weight of connecting rod, is
Reach and require that, but deviation be present in the large and small end center of gravity of connecting rod, so as to have impact on the performance of connecting rod.
Utility model content
The purpose of this utility model is to provide a kind of diesel engine connecting bar that can measure the large and small end weight of diesel engine connecting bar
Large and small end is weighed balance tooling.
To achieve the above object, the utility model provides following technical scheme：Weigh at a kind of large and small end of diesel engine connecting bar
Balance tooling, including bridge plate bracket, the both ends of the bridge plate bracket base are respectively equipped with positioning unit, and the positioning unit can
Pallet of the both ends of bridge plate bracket respectively with two platform balances is set to be relatively fixed in fact in the horizontal plane；The top of the bridge plate bracket is provided with
Positioning fixture, the positioning fixture can be such that connecting rod to be measured realizes in the horizontal plane with bridge plate bracket to be relatively fixed；When company to be measured
When bar, bridge plate bracket and two platform balances are assembled together, positioning unit and positioning fixture can make the big end axis of connecting rod to be measured
It is located at the tray center of two platform balances respectively with small end axis.
The positioning unit includes self-control supporting plate and supporting leg, and the self-control supporting plate is surrounded by the limited block protruded out downwards,
Each limited block can connect with the tray edge gear of scale, realize the positioning between self-control supporting plate and pallet；Set on the self-control supporting plate
There are ball groove or cone groove, the supporting leg is arranged on the bottom of bridge plate bracket, and the lower end of the supporting leg is provided with bulb or conehead, described to be somebody's turn to do
Bulb or conehead and the ball groove or cone groove coordinate the positioning realized between bridge plate bracket and self-control supporting plate.
The positioning unit includes the ball groove set on the pallet of scale or cone groove, and the branch installed in bridge plate bracket base
Leg, the supporting leg lower end are provided with bulb or conehead, the bulb or conehead coordinate with the ball groove or cone groove realize bridge plate bracket with
Positioning between pallet.
The height of the supporting leg is adjustable setting.
The supporting leg is bolt, and the bolt forms screw thread with the screwed hole opened up on bridge plate bracket and coordinated, and is set on bolt
There is locking nut, sphere or the conical surface are processed into the lower end of the bolt.
The positioning fixture includes big end cushion block, small end cushion block, big end alignment pin and small end alignment pin；The big end pad
Block and big end alignment pin are located at one end of bridge plate bracket, and small end cushion block and small end alignment pin are located at the other end of bridge plate bracket, institute
The upper surface for stating big end cushion block and small end cushion block is horizontal plane, for positioning the bottom surface of connecting rod to be measured, the big end alignment pin
Diameter is suitable with the big stomidium footpath of connecting rod to be measured, for positioning the axial location of connecting rod tip to be measured, the small end alignment pin
Diameter is less than the aperture of wrist-pin end of connecting rod to be measured, and the inner ring surface of small end alignment pin and wrist-pin end of connecting rod to be measured is linear contact lay, for positioning
The axial location of wrist-pin end of connecting rod to be measured.
The big end cushion block is annular, and big end cushion block is coaxially disposed with big end alignment pin.
The small end cushion block is strip, and width of the length direction of small end cushion block along bridge plate bracket is set, institute
Small end alignment pin is stated on small end cushion block.
It is of the present utility model to have technical effect that：The utility model can measure connecting rod respectively during Machining of Connecting Rod
Big end weight and small end weight, weighed by it, the weight at its large and small end is all controlled scope in layout design after duplicate removal
Within, so as to ensure that the large and small end center of gravity of connecting rod is relatively accurate, enhance the balance and stability of motion.
Brief description of the drawings
Fig. 1 is that the large and small end of diesel engine connecting bar that embodiment of the present utility model is provided is weighed the top view of balance tooling；
Fig. 2 is that the large and small end of diesel engine connecting bar that embodiment of the present utility model is provided is weighed the front view of balance tooling.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, 2, a kind of large and small end of diesel engine connecting bar is weighed balance tooling, including bridge plate bracket 10, the bridge plate
The both ends of the bottom of bracket 10 are respectively equipped with positioning unit, the positioning unit can make the both ends of bridge plate bracket 10 respectively with two
The pallet of scale is relatively fixed in fact in the horizontal plane；The top of the bridge plate bracket 10 is provided with positioning fixture, the positioning fixture energy
Enough make connecting rod 20 to be measured realize in the horizontal plane with bridge plate bracket 10 to be relatively fixed；When connecting rod 20 to be measured, bridge plate bracket 10 and
When two platform balances are assembled together, positioning unit and positioning fixture can distinguish big the end axis and small end axis of connecting rod 20 to be measured
Positioned at the tray center of two platform balances.
Embodiment 1
As preferred embodiment of the present utility model, the positioning unit includes self-control supporting plate 11 and supporting leg 12, it is described from
Supporting plate 11 processed is surrounded by the limited block 111 protruded out downwards, and each limited block 111 can connect with the tray edge gear of scale, realize certainly
Positioning between supporting plate 11 and pallet processed；The self-control supporting plate 11 is provided with ball groove 112, and the supporting leg 12 is arranged on bridge plate bracket
10 bottom, the lower end of the supporting leg 12 are provided with bulb 121, and the described bulb 121 coordinates with the ball groove 112 realizes bridge plate
Positioning between bracket 10 and self-control supporting plate 11.
Further, the height of the supporting leg 12 is adjustable setting.The supporting leg 12 is bolt, the bolt and bridge plate support
The screwed hole opened up on frame 10 forms screw thread and coordinated, and bolt is provided with locking nut 122, and sphere is processed into the lower end of the bolt
Or the conical surface.
Preferably, the positioning fixture includes big end cushion block 13, small end cushion block 14, big end alignment pin 15 and small end positioning
Pin 16；The big end cushion block 13 and big end alignment pin 15 are located at one end of bridge plate bracket 10, small end cushion block 14 and small end alignment pin
16 are located at the other end of bridge plate bracket 10, and the upper surface of the big end cushion block 13 and small end cushion block 14 is horizontal plane, for positioning
The bottom surface of connecting rod 20 to be measured, the diameter of the big end alignment pin 15 is suitable with the big stomidium footpath of connecting rod 20 to be measured, is treated for positioning
The axial location that connecting rod 20 is held greatly is surveyed, the diameter of the small end alignment pin 16 is less than the aperture of the small end of connecting rod 20 to be measured, and small end is fixed
The inner ring surface of position pin 16 and the small end of connecting rod 20 to be measured is linear contact lay, for positioning the axial location of the small end of connecting rod 20 to be measured.
Preferably, the big end cushion block 13 is annular, and big end cushion block 13 is coaxially disposed with big end alignment pin 15.It is described
Small end cushion block 14 is strip, and width of the length direction of small end cushion block 14 along bridge plate bracket 10 is set, the small end
Alignment pin 16 is arranged on small end cushion block 14.
Weighed in the present embodiment balance tooling specifically used process it is as follows：
1st, two bar electronic scales are placed on to mix up and fixed on horizontal flat board, wait to put frock of originally weighing.
2nd, two steelyards load onto electronic scale self-control supporting plate 11, and each supporting plate 11 of making by oneself has two positioning bulb 121 holes respectively；
3rd, bridge plate bracket 10 is placed on self-control supporting plate 11, the bolt of bulb 121 alignment positioning ball groove 112, and the good water in school
Flat, locking nut 122 screws, and it is contact free state that now bridge plate bracket 10 makes supporting plate 11 by oneself relative to electronic scale, so as to
It ensure that the reading true and accurate of two steelyards in weighing process below；
4th, now big end cushion block 13 is the center that crank bore is centrally located at left steelyard；Right steelyard center is small end pad
Block 14；
5th, the reading of two bar electronic scales is calculated as zero；
6th, diesel engine connecting bar to be weighed is put down gently on bridge plate bracket 10, big stomidium of having good positioning, the small top small end of stomidium is determined
Position pin 16, lays down suspender, can now easily read out the numerical value of connecting rod electronic scale, be the weight of connecting rod tip and wrist-pin end of connecting rod respectively
Amount.
Embodiment 2
As another embodiment of the present utility model, the positioning unit includes the ball groove 112 set on the pallet of scale, with
And the supporting leg 12 installed in the bottom of bridge plate bracket 10, the lower end of supporting leg 12 are provided with bulb 121, the bulb 121 and the ball groove
112 coordinate the positioning realized between bridge plate bracket 10 and pallet.The present embodiment and the difference of embodiment 1 are only：Eliminate self-control
Supporting plate 11, use the setting ball groove 112 directly on the pallet of scale instead.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (8)
- The balance tooling 1. a kind of large and small end of diesel engine connecting bar is weighed, it is characterised in that：Including bridge plate bracket (10), the bridge plate The both ends of bracket (10) bottom are respectively equipped with positioning unit, the positioning unit can make the both ends of bridge plate bracket (10) respectively with The pallet of two platform balances is relatively fixed in fact in the horizontal plane；The top of the bridge plate bracket (10) is provided with positioning fixture, the positioning Fixture can be such that connecting rod to be measured (20) realizes in the horizontal plane with bridge plate bracket (10) to be relatively fixed；When connecting rod to be measured (20), bridge When board bracket (10) and two platform balances are assembled together, positioning unit and positioning fixture can make the big end axle of connecting rod to be measured (20) Line and small end axis are located at the tray center of two platform balances respectively.
- The balance tooling 2. the large and small end of diesel engine connecting bar according to claim 1 is weighed, it is characterised in that：The positioning is single Member includes self-control supporting plate (11) and supporting leg (12), and the self-control supporting plate (11) is surrounded by the limited block (111) protruded out downwards, respectively Limited block (111) can connect with the tray edge gear of scale, realize positioning of the self-control supporting plate (11) between pallet；The self-control support Plate (11) is provided with ball groove (112) or cone groove, the supporting leg (12) are arranged on the bottom of bridge plate bracket (10), the supporting leg (12) Lower end be provided with bulb (121) or conehead, the bulb (121) or conehead coordinate with the ball groove (112) or cone groove realizes bridge Positioning between board bracket (10) and self-control supporting plate (11).
- The balance tooling 3. the large and small end of diesel engine connecting bar according to claim 1 is weighed, it is characterised in that：The positioning is single Member includes the ball groove (112) set on the pallet of scale or cone groove, and the supporting leg (12) installed in bridge plate bracket (10) bottom, institute State supporting leg (12) lower end and be provided with bulb (121) or conehead, the bulb (121) or conehead coordinate with the ball groove (112) or cone groove Realize positioning of the bridge plate bracket (10) between pallet.
- The balance tooling 4. the large and small end of diesel engine connecting bar according to claim 2 is weighed, it is characterised in that：The supporting leg (12) height is adjustable setting.
- The balance tooling 5. the large and small end of diesel engine connecting bar according to claim 4 is weighed, it is characterised in that：The supporting leg (12) it is bolt, the bolt forms screw thread with the screwed hole opened up on bridge plate bracket (10) and coordinated, and bolt is provided with locking screw Female (122), sphere or the conical surface are processed into the lower end of the bolt.
- The balance tooling 6. the large and small end of diesel engine connecting bar according to claim 1 is weighed, it is characterised in that：The locating clip Tool includes big end cushion block (13), small end cushion block (14), holds alignment pin (15) and small end alignment pin (16) greatly；The big end cushion block (13) and big end alignment pin (15) is located at one end of bridge plate bracket (10), and small end cushion block (14) and small end alignment pin (16) are located at bridge The upper surface of the other end of board bracket (10), the big end cushion block (13) and small end cushion block (14) is horizontal plane, is treated for positioning The bottom surface of connecting rod (20) is surveyed, the diameter of the big end alignment pin (15) is suitable with the big stomidium footpath of connecting rod to be measured (20), for fixed The axial location that position connecting rod (20) to be measured is held greatly, the diameter of the small end alignment pin (16) are less than the hole of connecting rod to be measured (20) small end Footpath, the inner ring surface of small end alignment pin (16) and connecting rod to be measured (20) small end is linear contact lay, for positioning connecting rod to be measured (20) small end Axial location.
- The balance tooling 7. the large and small end of diesel engine connecting bar according to claim 6 is weighed, it is characterised in that：The big end pad Block (13) is annular, and holds cushion block (13) to be coaxially disposed with big end alignment pin (15) greatly.
- The balance tooling 8. the large and small end of diesel engine connecting bar according to claim 6 is weighed, it is characterised in that：The small end pad Block (14) is strip, and width of the length direction of small end cushion block (14) along bridge plate bracket (10) is set, the small end Alignment pin (16) is arranged on small end cushion block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720617243.9U CN206832350U (en) | 2017-05-31 | 2017-05-31 | A kind of large and small end of diesel engine connecting bar is weighed balance tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720617243.9U CN206832350U (en) | 2017-05-31 | 2017-05-31 | A kind of large and small end of diesel engine connecting bar is weighed balance tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206832350U true CN206832350U (en) | 2018-01-02 |
Family
ID=60773513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720617243.9U Active CN206832350U (en) | 2017-05-31 | 2017-05-31 | A kind of large and small end of diesel engine connecting bar is weighed balance tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206832350U (en) |
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2017
- 2017-05-31 CN CN201720617243.9U patent/CN206832350U/en active Active
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