CN209680828U - A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion - Google Patents
A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion Download PDFInfo
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- CN209680828U CN209680828U CN201920418196.4U CN201920418196U CN209680828U CN 209680828 U CN209680828 U CN 209680828U CN 201920418196 U CN201920418196 U CN 201920418196U CN 209680828 U CN209680828 U CN 209680828U
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Abstract
The utility model discloses a kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the straight-bar measuring mechanism including curved bar measuring mechanism and reverse measuremenet top clearance for positive measurement top clearance；The curved bar measuring mechanism and straight-bar measuring mechanism are connected and composed by the handle cylindricality measuring head different with multiple diameters.The utility model is used cooperatively using two groups of measuring mechanisms, not only increase efficient operation space, improve the safety of artificial operation at high temperature, further improve the accuracy of measurement, the measurement accuracy of top clearance has been effectively ensured, has met the hollow material of required precision to produce and provides reliable guarantee.
Description
Technical field
The utility model relates to technical fields of mechanical processing, and in particular to produce to a kind of seamless aluminum profile of reverse extrusion
A kind of aided measurement device used in journey.
Background technique
Aluminium alloy has good extrusion performance and excellent welding performance, can squeeze out complex-shaped thin-wall section,
It is widely used in the fields such as aerospace, rail traffic, the structure efficiency and light-weight design to these facilities play crucial work
With.
Seamless aluminum profile is usually by indirect extrusion machine extrusion forming, and wall thickness dimension is by between mold and core print
Gap determines；In the actual production process, it squeezes and needs precise measurement top clearance before starting, to ensure to squeeze out qualified product.
Currently, the mode in gap is usually manually to be measured using clearance gauge between Measurement die and core print, since aluminium alloy is squeezing
Before need for mold to be preheated to higher temperature, when measurement, needs to wear dedicated high temperature gloves, and in mold and core print position
After setting movement in place, operable space is very small, brings very big obstruction to measurement；In addition, due to the operating distance of clearance gauge
It is shorter, under high temperature environment, can not long-time short distance carry out manual measurement, not only hardly result in accurate measurement data,
But also there is very big security risk.
Summary of the invention
The utility model technical issues that need to address are to provide a kind of using safe, easy to operate top clearance measurement
Device, for measuring the spacing in indirect extrusion machine used in hollow material production process between mold and core print.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, including the curved bar for positive measurement top clearance
The straight-bar measuring mechanism of measuring mechanism and reverse measuremenet top clearance；The curved bar measuring mechanism and straight-bar measuring mechanism are by hand
The handle cylindricality measuring head different with multiple diameters connects and composes.
A kind of above-mentioned seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the curved bar measuring mechanism includes curved bar hand
The curved bar measuring head of handle and multiple diameters differences and the foot section brought radial direction pin hole, the end of curved bar handle is provided with and curved bar measuring head
On radial pin hole with diameter via hole, between curved bar handle and any curved bar measuring head by pass through via hole and radial direction pin hole
Bolt and nut component connection.
A kind of above-mentioned seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the straight-bar measuring mechanism includes straight-bar hand
The cylindricality straight-bar measuring head of handle and multiple diameters differences and the foot section brought blind screw hole, the front end of straight-bar handle is provided with and straight-bar
The external thread column that blind screw hole in measuring head matches.
The diameter of a kind of above-mentioned seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the straight-bar handle is less than minimum
The outer diameter of the straight-bar measuring head of size.
A kind of above-mentioned seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the measurement of each measuring head are filled in end and are respectively provided with
For rounding corner structure.
A kind of above-mentioned seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, the measuring head and handle are all made of steel
Component.
Due to using above technical scheme, technological progress acquired by the utility model is as follows.
The utility model is used cooperatively using two groups of measuring mechanisms, wherein using hinge between curved bar measuring head and curved bar handle
Form is connect, can be with flexible rotating, when use, can adjust measurement angle according to the mated condition of mold and core print, not only increase
Space is operated effectively, and improves the safety of artificial operation at high temperature；It is adopted between straight-bar measuring head and straight-bar handle
With being fixedly connected, reverse measuremenet can be carried out in the other side of mold and core print cooperation, further improve the accuracy of measurement, have
Effect ensure that the measurement accuracy of top clearance, meets the hollow material of required precision to produce and provides reliable guarantee.
In the utility model, straight-bar measuring mechanism and curved bar measuring mechanism are respectively provided with the measuring head of more sizes, according to
The measurement area of bed in top clearance is tucked into determine the range of top clearance, not only increases the working distance effectively measured
From measurement difficulty being reduced on the basis of guaranteeing safety, to carry out the precise measurement of top clearance.Meanwhile handle can be with
It is connect with the measuring head of various outer diameter, it is simple, easy to operate, significantly improve measurement efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of curved bar measuring mechanism described in the utility model；
Fig. 2 is the structural schematic diagram of straight-bar measuring mechanism described in the utility model；
Fig. 3 is the measurement environment schematic of the utility model.
Wherein: 11. curved bar measuring heads；12, straight-bar measuring head, 2, bolt；31, curved bar handle, 32, straight-bar handle；4, core
Head；5, mold；6, curved bar top clearance measured place；7, straight-bar top clearance measured place.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, including curved bar measuring mechanism and straight-bar measuring machine
Structure, curved bar measuring mechanism and straight-bar measuring mechanism are connected and composed by the handle cylindricality measuring head different with multiple diameters.Wherein
Curved bar measuring mechanism for the top clearance between positive measurement core print and mold, straight-bar measuring mechanism for reverse measuremenet core print and
Top clearance between mold.
Curved bar measuring mechanism includes the curved bar measuring head 11 different with multiple diameters of curved bar handle 31, each curved bar measuring head 11
Tail portion be provided with radial pin hole, the end of curved bar handle is provided with via hole, the radial pin hole on via hole and curved bar measuring head
Diameter is identical, the bolt and nut group between curved bar handle end and any curved bar measuring head by passing through via hole and radial pin hole
Part connection, as shown in Figure 1.
Straight-bar measuring mechanism includes the straight-bar measuring head 12 different with multiple diameters of straight-bar handle 32, each straight-bar measuring head
Tail portion is provided with blind screw hole, and the front end of straight-bar handle is provided with and external thread column, the external thread column of straight-bar handle and straight
Blind screw hole screw thread in bar measuring head is equipped, as shown in Figure 2.It is straight in the utility model for the precision for guaranteeing reverse measuremenet
The diameter of bar handle is less than the outer diameter of the straight-bar measuring head of minimum dimension.
The utility model be prevent in measurement process damage reverse extrusion and core print and mold, by the measurement of each measuring head
It fills in end and is disposed as rounding corner structure；To guarantee measurement accuracy, the diameter of each measuring head is arranged at equal difference, and measuring head is outer
Diameter machining accuracy should be less than 0.1mm.In addition, measuring head and handle are all made of steel to improve the service life of the utility model
Material production.
When the utility model is used to measure the top clearance of indirect extrusion machine, temperature needed for mold is preheated to extrusion process
Degree, and after held for some time, extruder is manipulated by mold and core print and is moved to measurable position, as shown in Figure 3.Then,
First with carrying out forward extrusion clearance measurement at curved bar measuring mechanism curved bar top clearance measured place 6 shown in fig. 3, selection with
It is to be measured to be closely sized to and the smallest curved bar measuring head of diameter, size survey is carried out as starting point in the certain point of core print upstream end
Amount, judges position of the curved bar measuring head in top clearance, such as can smoothly fill in gap, then it is bigger to need to change size
Curved bar measuring head, measures again, and so on, until curved bar measuring head can not fill in top clearance, at this time record with
The immediate size range of institute's measurement ruler cun.Again, curved bar closest with size to be measured and that top clearance can be filled in is selected to survey
Head is measured, move in top clearance clockwise or counterclockwise after filling in starting point, to determine that the annular of core print upstream end is squeezed
Press the dimensional discrepancy situation in gap, thus judge mold and core print to neutrality；If dimensional discrepancy is larger, then need adjustment mold and
It is measured again behind the relative position of core print, to reach the dimension precision requirement met in drawing.
To further determine that top clearance, to guarantee the dimensional accuracy of extruded product, using straight-bar measuring mechanism, in Fig. 3
Shown in reverse extrusion clearance measurement is carried out at straight-bar top clearance 7, measurement method is identical as forward direction measurement method, different
The top clearance for being the measurement of straight-bar measuring mechanism is annular extrusion gap between the end and mould inner wall of mold core head.
After measurement, the Comparative result measured twice is analyzed, if two times result in size range, can carry out
Next step extrusion operation.
Claims (6)
1. a kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion, it is characterised in that: including being squeezed for positive measurement
The curved bar measuring mechanism in gap and the straight-bar measuring mechanism of reverse measuremenet top clearance；The curved bar measuring mechanism and straight-bar measurement
Mechanism is connected and composed by the handle cylindricality measuring head different with multiple diameters.
2. the seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of a kind of reverse extrusion according to claim 1, it is characterised in that: institute
Stating curved bar measuring mechanism includes that curved bar handle (31) is different with multiple diameters and the curved bar measuring head (11) of the foot section brought radial direction pin hole,
The end of curved bar handle is provided with the via hole with the radial pin hole in curved bar measuring head with diameter, and curved bar handle and any curved bar are surveyed
It is connected by passing through via hole with the bolt and nut component of radial pin hole between amount head.
3. the seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of a kind of reverse extrusion according to claim 1, it is characterised in that: institute
Stating straight-bar measuring mechanism includes that straight-bar handle (32) is different with multiple diameters and the measurement of the cylindricality straight-bar of the foot section brought blind screw hole
Head (12), the front end of straight-bar handle is provided with the external thread column matched with the blind screw hole in straight-bar measuring head.
4. the seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of a kind of reverse extrusion according to claim 3, it is characterised in that: institute
State straight-bar handle diameter be less than minimum dimension straight-bar measuring head outer diameter.
5. the seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of a kind of reverse extrusion according to claim 1, it is characterised in that: each
The measurement of measuring head fills in end and is disposed as rounding corner structure.
6. the seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of a kind of reverse extrusion according to claim 1, it is characterised in that: institute
It states measuring head and handle is all made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920418196.4U CN209680828U (en) | 2019-03-29 | 2019-03-29 | A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920418196.4U CN209680828U (en) | 2019-03-29 | 2019-03-29 | A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion |
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| CN209680828U true CN209680828U (en) | 2019-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821928A (en) * | 2019-03-29 | 2019-05-31 | 江苏亚太轻合金科技股份有限公司 | A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion |
-
2019
- 2019-03-29 CN CN201920418196.4U patent/CN209680828U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821928A (en) * | 2019-03-29 | 2019-05-31 | 江苏亚太轻合金科技股份有限公司 | A kind of seamless Extrusion Process of Aluminum Alloy Profile gap measuring apparatus of reverse extrusion |
| CN109821928B (en) * | 2019-03-29 | 2023-10-24 | 江苏亚太轻合金科技股份有限公司 | Extrusion gap measuring device for backward extrusion seamless aluminum profile |
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