CN203936689U - The centering positioner of large-scale pump housing class part processing - Google Patents
The centering positioner of large-scale pump housing class part processing Download PDFInfo
- Publication number
- CN203936689U CN203936689U CN201420329762.1U CN201420329762U CN203936689U CN 203936689 U CN203936689 U CN 203936689U CN 201420329762 U CN201420329762 U CN 201420329762U CN 203936689 U CN203936689 U CN 203936689U
- Authority
- CN
- China
- Prior art keywords
- support bar
- folding rod
- pump housing
- positioner
- boss
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses the centering positioner of large-scale pump housing class part processing, this device comprises support bar and is positioned at the base of support bar below, on support bar, connect three groups of positioners, every group of positioner is sleeved on support bar, positioner comprises establishes graduated backstay, laser ranging system is installed on backstay, support bar is provided with external screw thread, backstay is provided with the screwed hole coordinating with external screw thread, screwed hole is carved with the angle index concentric with screwed hole around, is carved with zero graduation on support bar.Positioner specifically comprises that the first folding rod, the second folding rod, toggle mechanism and locking has contact with.Device of the present utility model can ensure many group machining elements centering location simultaneously, has avoided large-scale pump housing class workpiece centering location repeatedly; The utility model adopts this device to carry out centering location, simple to operate, and can, from ensureing to a greater extent the depth of parallelism and the accuracy requirement between each axially bored line, improve the crudy of the pump housing.
Description
Technical field
The utility model relates to a kind of positioner of machining, is specifically related to the centering positioner of large-scale pump housing class part processing.
Background technology
Domestic large pump is mainly used in water industry, energy field, petrochemical industry, steel industry, according to statistics, and approximately 4,000,000,000 yuan of large pump market, domestic market in 2012 total sales volumes.Accordingly, water pump market thriving also driven the manufacturing development of a series of mammoth pump bodies.Through the technical staff of enterprise, research institution and colleges and universities, experts and scholars' exploration for many years and research, the manufacturing technology of Pump Body Parts reaches its maturity, Pump Body Parts is generally shaped by casting technique, pass through the manufacturing procedures such as follow-up car, milling, mill, a qualified Pump Body Parts could drop into assembling and the use of product again.
But, due to the profile complexity of pump housing mo(u)lded piece, that relative-position error between each machined surface requires is many, precision is high, makes pump housing mo(u)lded piece in the time carrying out following process, the centering of large-scale Pump Body Parts is located, clamping process is too loaded down with trivial details, and is difficult for ensureing crudy.Prior art processes method is generally: lifting pump housing foundry goods is placed on the chuck of workbench, first with dial gauge to its centering, then adjust position with the driving pump housing of slinging, then it is measured to centering, so repeatedly until within error narrows down to the scope of regulation, so operate extremely inconvenient.And the depth of parallelism between each axially bored line and accuracy are difficult to ensure.The utility model, for the problems referred to above that exist in producing, in conjunction with practical operation in production and processing, discloses a kind of location alignment device and method of the large-scale pump housing, has greatly reduced centering, the clamping time of workpiece, has improved production efficiency and crudy
Utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of centering positioner of large-scale pump housing class part processing, utilizes the feature that laser linearity is good, the position of the adjustment pump housing that can be very easy, structure is ingenious, and quality is light.
Technical scheme: for achieving the above object, the centering positioner of a kind of large-scale pump housing class part processing of the present utility model, comprise support bar and the base that is positioned at support bar below, on described support bar, connect three groups of positioners, every group of positioner is sleeved on support bar, described positioner comprises establishes graduated backstay, laser ranging system is installed on backstay, described support bar is provided with external screw thread, backstay is provided with the screwed hole coordinating with external screw thread, screwed hole is carved with the angle index concentric with screwed hole around, is carved with zero graduation on support bar.
As preferably, described backstay comprises the first folding rod and the second folding rod, described scale and laser ranging system are arranged on the first folding rod, the second folding rod is sleeved on support bar by screwed hole, the first folding boom end is provided with hinge bracket, the first folding rod is connected with the second folding rod by hinge bracket, the first folding rod is provided with toggle mechanism, locking is had contact with and boss, toggle mechanism is fixed on boss and can rotates around boss, described locking is had contact with and is hinged on toggle mechanism, described the second folding rod is provided with base plate boss, toggle mechanism drives locking to have contact with and moves and be engaged on base plate boss.
As preferably, described support bar bottom is provided with positioning boss, and support bar base is extended with locating shaft.
As preferably, described the second folding rod is centered by support bar when axle rotating 360 degrees, and the second folding rod is along support bar at the vertical direction 2mm that declines, and on support bar, the pitch of screw thread is 2mm.The second described folding rod compresses without other parts are auxiliary after adjusting, make it not affect locating effect around support bar rotation, between support bar external screw thread and the second folding rod screwed hole, adopt interference fits, while rotation, there is to each other relatively large frictional force, so be not easy again to occur deviation after adjusting angle.
The localization method of the centering positioner of one this large-scale pump housing class part processing, comprises the following steps:
A, according to Design Requirement Drawing, determine three not specified points on same straight line at pump housing foundry goods;
B, support bar base locating shaft is placed in workbench centre bore, lifting pump housing foundry goods is placed on the chuck of workbench, its preliminary tram is adjusted in range estimation, support bar is screwed in whorl of base hole and just contacted with susceptor surface to support bar positioning boss lower surface through pump housing endoporus, and apparatus main body is fixed;
C, the first folding rod is drawn out to horizontal level from bottom to top, locking is had contact with to the base plate boss of fastening the second folding rod, depress toggle mechanism, the first folding rod locking is fixed;
D, laser ranging system is contained on the first folding rod, according to the designing requirement of the pump housing, adjust the integral biased angle of the second folding rod, regulate the outreach of laser ranging system, until laser spots is adjusted to the desired ad-hoc location of design drawing, the position of adjusting pump housing foundry goods overlaps three specified points finding out on the pump housing in advance to adjust and finishes with laser spots.
The principle of above-mentioned method of adjustment based on 3 definite planes, in the time that the plane at 3 places on the plane at positioner place and the pump housing is parallel to each other, further other points on the pump housing are confirmed, along the direction punching of the location of laser, such as being perpendicular to the hole of this plane, can there is not deflection, improve machining accuracy.
After above-mentioned centering work completes, just can adjust chuck, clamp the pump housing.
In steps d, laser ranging system preferably replaces with laser spacing device, existing fixed point has again vertical spacing effect simultaneously, guarantee machined surface does not tilt and is parallel with lathe bed working face, if be positioned, workpiece machined surface is not parallel, can, under laser vertical spacing numeral instructs, add adjustment pad at workpiece installed surface, until processed plane meets flatness processing request.
Beneficial effect: the centering positioner of large-scale pump housing class part processing of the present utility model, can ensure many group machining elements centering location simultaneously, the situation of having avoided large-scale pump housing class workpiece repeatedly easily to interfere with each other again between centering location, machining element, has reduced the tool setting time; The utility model adopts the localization method of this device, simple to operate, has greatly improved working (machining) efficiency, and can, from ensureing to a greater extent the depth of parallelism and the accuracy requirement between each axially bored line, improve the crudy of the pump housing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged view of A of the present utility model;
Fig. 3 is the top view of the second folding rod;
Fig. 4 is the utility model structural representation when folding.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figures 1 to 4, the centering positioner of a kind of large-scale pump housing class part processing of the present utility model, comprise support bar 6 and the base 10 that is positioned at support bar 6 belows, support bar 6 bottoms are provided with positioning boss, support bar base 10 is extended with locating shaft downwards, on support bar 6, connect three groups of positioners, three groups of positioners are socketed on support bar 6, every group of positioner comprises establishes graduated backstay, laser ranging system 2 is installed on backstay, backstay comprises the first folding rod 1, the second folding rod 11, toggle mechanism 3 and locking have contact with 5, the first folding rod 1 end is provided with hinge bracket 9, the first folding rod 1 is connected with the second folding rod 11 by hinge bracket 9, the first folding rod 1 is provided with scale and boss, in the first graduated place of folding rod 1, laser ranging system 2 is installed, toggle mechanism 3 is fixed on boss 4 and can rotates around boss 4, locking is had contact with 5 and is hinged on toggle mechanism 3, the second folding rod 11 is provided with base plate boss, toggle mechanism 3 drives locking have contact with 5 motions and be engaged on base plate boss, support bar 6 is provided with external screw thread, the second folding rod 11 is provided with and is enclosed within the internal thread coordinating on support bar 6 and with external screw thread, the second folding rod 11 internal threads are carved with angle index around, on support bar 6, be carved with zero graduation.Wherein, laser ranging system 2 can be ZYT-0100 laser range sensor.
Below by two embodiment, the utility model is elaborated again:
Embodiment 1
The utility model is processed front adjustment location to A type pump body.
A type pump body maximum outside diameter 1450mm, the uniform screw boss of pump housing surrounding, bores axially extending bore on boss, its processing key dimension parameter request is: guarantee machined surface does not tilt and be parallel with lathe bed working face, further ensure that the hole of being up to is vertical with machined surface, not run-off the straight.
After further adjusting, ensure water inlet end axial line and delivery port axial line distance 600mm, and certain boss on axial hole spacing 781mm.Its positioning process step is as follows:
A, according to Design Requirement Drawing, on pump housing foundry goods, determine three specified points mark, be respectively the first boss axial hole central point: 90 °, 665mm; The second 174 ° of boss axial hole central points, 685mm; : the 3rd boss axial hole central point: 270 °, 781mm.
B, base 10 locating shafts are assemblied in workbench centre bore, lifting pump housing foundry goods is placed on the chuck of workbench, and its preliminary tram is adjusted in range estimation, and support bar 6 is screwed in whorl of base hole apparatus main body is fixed through pump housing endoporus;
C, the first folding rod 1 is drawn out to horizontal level from bottom to top, locking is had contact with to the base plate boss of 5 fastening the second folding rods 11, depress toggle mechanism 3, the first folding rods 1 and be locked;
D, laser ranging system 2 is contained on the first folding rod 1, according to the designing requirement of the pump housing, adjusts the integral biased angle of the second folding rod 11, regulate the outreach of laser ranging system 2, until laser spots overlaps with the mark on above-mentioned ad-hoc location; Adjust three folding rod positions corresponding respectively from top to bottom: the first boss axial hole central point: 90 °, 665mm; The second 174 ° of boss axial hole central points, 685mm; : the 3rd boss axial hole central point: 270 °, 781mm, the position of adjusting pump housing foundry goods overlaps above-mentioned three specified points of finding out on the pump housing in advance with laser spots, and the position adjustment of water inlet end axial line finishes.
Said process can ensure that machined surface does not tilt and be parallel with lathe bed working face, can also ensure that the hole of being up to is vertical with machined surface, not run-off the straight.
In order further to meet requirement more specifically, can be after above-mentioned three specified points overlap with laser spots and adjust, further apply wherein vertical with delivery port axis with water inlet end axial line laser ranging system 2, water inlet end axial line and delivery port axial line distance are adjusted to 600mm position; If above-mentioned 600mm position can not meet,, under laser ranging system 2 instructs, utilize chuck translation workpiece, in water inlet end axial line and delivery port axial line distance, the two is adjusted under taking into account.
Adjust after the each elements position of workpiece, rotate any laser ranging system 2 and adjust the flatness of whole workpiece (achieving the goal by increasing or reduce pad in the plane at chuck place work piece).Finally, adjust chuck, clamp the pump housing.
Embodiment 2
The utility model is processed front adjustment location to Type B pump body.
Type B pump body maximum inner diameter 1040mm, the uniform screw boss of pump housing surrounding, bores axially extending bore on boss, its processing request is: guarantee machined surface does not tilt and be parallel with lathe bed working face, further ensure that the hole of being up to is vertical with machined surface, not run-off the straight.
After further adjusting, ensure water inlet end axial line and delivery port axial line distance 600mm, and its end distance 740mm.Its positioning process step is as follows:
A, according to Design Requirement Drawing, determine three specified points at pump housing foundry goods, be respectively the first boss axial hole central point: 90 °, 666mm; The second 230 ° of boss axial hole central points, 998mm; : the 3rd boss axial hole central point: 270 °, 743mm.
B, support bar 6 base locating shafts are assemblied in workbench centre bore, lifting pump housing foundry goods is placed on the chuck of workbench, its preliminary tram is adjusted in range estimation, support bar 6 is screwed in whorl of base hole and just contacted with susceptor surface to support bar 6 positioning boss lower surfaces through pump housing endoporus, and apparatus main body is fixed;
C, the first folding rod 1 is drawn out to horizontal level from bottom to top, locking is had contact with to the base plate boss of 5 fastening the second folding rods 11, depress toggle mechanism 3, the first folding rods 1 and be locked that (described folding rod has 3, as shown in Figure 1);
D, laser ranging system 2 is contained on the first folding rod 1, according to the designing requirement of the pump housing, adjusts the integral biased angle of the second folding rod 11, regulate the outreach of laser ranging system 2, until laser spots overlaps with the mark on above-mentioned ad-hoc location.Adjust three folding rod positions corresponding respectively from top to bottom: the first boss axial hole central point: 90 °, 666mm; The second 230 ° of boss axial hole central points, 998mm; : the 3rd boss axial hole central point: 270 °, 743mm, adjusts the position of pump housing foundry goods until above-mentioned three specified points of finding out in advance on the pump housing overlap with laser spots, and the position adjustment of water inlet end axial line finishes.
Said process can ensure that machined surface does not tilt and be parallel with lathe bed working face, can also ensure that the hole of being up to is vertical with machined surface, not run-off the straight.
In order further to meet requirement more specifically, can further operate the subsequent step in same embodiment 1.Carry out the adjustment of water inlet end axial line and water outlet end interplanar distance 740mm by the method identical with its subsequent handling, preferential guarantee water inlet end axial line requirement when both take into account.Finally, adjust chuck, clamp the pump housing.
The above is only preferred embodiment of the present utility model; be noted that for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the centering positioner of one kind large-scale pump housing class part processing, it is characterized in that: comprise support bar (6) and be positioned at the base (10) of support bar (6) below, three groups of positioners of the upper connection of described support bar (6), every group of positioner is sleeved on support bar (6), described positioner comprises establishes graduated backstay, laser ranging system (2) is installed on backstay, described support bar (6) is provided with external screw thread, backstay is provided with the screwed hole coordinating with external screw thread, screwed hole is carved with the angle index concentric with screwed hole around, support bar is carved with zero graduation on (6).
2. the centering positioner of large-scale pump housing class part processing according to claim 1, it is characterized in that: described backstay comprises the first folding rod (1) and the second folding rod (11), described scale and laser ranging system (2) are arranged on the first folding rod (1), the second folding rod (11) is sleeved on support bar (6) by screwed hole, the first folding rod (1) end is provided with hinge bracket (9), the first folding rod (1) is connected with the second folding rod (11) by hinge bracket (9), the first folding rod (1) is provided with toggle mechanism (3), (5) and boss (4) are had contact with in locking, toggle mechanism (3) is fixed on boss (4) above and can rotates around boss (4), described locking is had contact with (5) and is hinged on toggle mechanism (3), described the second folding rod (11) is provided with base plate boss, toggle mechanism (3) drives locking to have contact with (5) and moves and be engaged on base plate boss.
3. the centering positioner of large-scale pump housing class part processing according to claim 1, is characterized in that: described support bar (6) bottom is provided with positioning boss, and base (10) is extended with locating shaft.
4. the centering positioner of large-scale pump housing class part processing according to claim 2, it is characterized in that: described the second folding rod (11) centered by support bar (6) when axle rotating 360 degrees, the second folding rod (11) along support bar (6) at vertical direction decline 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329762.1U CN203936689U (en) | 2014-06-19 | 2014-06-19 | The centering positioner of large-scale pump housing class part processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329762.1U CN203936689U (en) | 2014-06-19 | 2014-06-19 | The centering positioner of large-scale pump housing class part processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203936689U true CN203936689U (en) | 2014-11-12 |
Family
ID=51856037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420329762.1U Withdrawn - After Issue CN203936689U (en) | 2014-06-19 | 2014-06-19 | The centering positioner of large-scale pump housing class part processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203936689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029068A (en) * | 2014-06-19 | 2014-09-10 | 李强 | Aligning and positioning device and positioning method for large pump body type parts |
-
2014
- 2014-06-19 CN CN201420329762.1U patent/CN203936689U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029068A (en) * | 2014-06-19 | 2014-09-10 | 李强 | Aligning and positioning device and positioning method for large pump body type parts |
| CN104029068B (en) * | 2014-06-19 | 2016-04-13 | 李强 | The centering positioner of large-scale pump housing class part processing and localization method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |