CN219757146U - Tube-shell heat exchanger checking mould - Google Patents
Tube-shell heat exchanger checking mould Download PDFInfo
- Publication number
- CN219757146U CN219757146U CN202321187188.6U CN202321187188U CN219757146U CN 219757146 U CN219757146 U CN 219757146U CN 202321187188 U CN202321187188 U CN 202321187188U CN 219757146 U CN219757146 U CN 219757146U
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- Prior art keywords
- detection frame
- heat exchanger
- tube
- frame
- shell heat
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- 238000001514 detection method Methods 0.000 claims abstract description 87
- 238000007689 inspection Methods 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a tube-shell type heat exchanger inspection mould, which comprises a left detection frame, a middle detection frame, a right detection frame and a bottom frame, wherein the bottoms of the left detection frame, the middle detection frame and the right detection frame are arranged on the bottom frame of the mould in a chute mode, at least two positioning flanges are arranged on the left detection frame and the right detection frame, the positions and the sizes of the positioning flanges and a heat exchanger interface are corresponding, the middle detection frame comprises a stand column and a positioning flange, the positioning flanges correspond to the positions of the interface in the middle of the heat exchanger, and positioning holes are further formed in the positioning flanges and correspond to holes to be detected at the heat exchanger interface. The mold underframe is provided with a base inspection hole, and the position and the size of the base inspection hole correspond to those of the base mounting hole of the heat exchanger. The utility model has simple structure, convenient use and time and labor saving. The quick detection requirement of the shell-and-tube heat exchanger can be realized, the detection efficiency and the detection precision are greatly improved, the labor intensity of operators is reduced, and the production cost is saved.
Description
Technical Field
The utility model relates to the technical field of radiators, in particular to a heat exchanger checking tool.
Background
Because of the design requirement of the shell-and-tube heat exchanger, the sizes and the installation sizes of all the interfaces are required to meet the tolerance requirement, and many external surfaces of the heat exchanger are in a non-planar state, the non-planar sizes are complicated and difficult to measure by using standard measuring tools, and measurement errors are easy to generate.
Disclosure of Invention
The utility model solves the technical problem of providing an inspection mould which covers all interface sizes, installation sizes and position degrees to be measured and can efficiently detect the precision of machining sizes.
The technical scheme adopted by the utility model is that the tube-shell type heat exchanger inspection mould comprises a left detection frame, a middle detection frame, a right detection frame and a bottom frame, wherein the bottoms of the left detection frame, the middle detection frame and the right detection frame are arranged on the bottom frame of the mould in a chute mode, at least two positioning flanges are arranged on the left detection frame and the right detection frame, the positions and the sizes of the positioning flanges and the heat exchanger interface are corresponding, the middle detection frame comprises an upright post and a positioning flange, the positioning flanges correspond to the positions of the interface in the middle of the heat exchanger, and positioning holes are further formed in the positioning flanges and correspond to the positions of holes to be detected at the heat exchanger interface. The mold underframe is provided with a base inspection hole, and the position and the size of the base inspection hole correspond to those of the base mounting hole of the heat exchanger.
The left detection frame, the middle detection frame and the right detection frame are respectively arranged on the bottom frame of the clamping fixture through dovetail grooves, dovetail-shaped sliding blocks are arranged at the bottoms of the left detection frame, the middle detection frame and the right detection frame, and the dovetail grooves are formed in the bottom frame of the clamping fixture.
The middle detection frame has one or two upright posts, and one upright post is arranged on the bottom frame of the clamping fixture and positioned at the side edge of the heat exchanger; two columns are mounted on both sides of the heat exchanger.
The left detection frame and the middle detection frame comprise upright posts, and the positioning flange is arranged on the upright posts through flange supporting rods; one end of the flange supporting rod is provided with a sleeve, and the sleeve is sleeved on the upright post and fixed through a pin.
The base inspection hole on the mould chassis is a pin hole, and a pin is inserted into the pin hole to detect the position degree of the base mounting hole.
The dovetail groove is provided with a stop block, and when the dovetail-shaped sliding block touches the stop block, the detection frame reaches a detection position.
The stop is fastened in the dovetail groove by a screw.
The utility model has the beneficial effects that only one checking mold is needed to be designed, so that all the interface sizes, the mounting sizes and the position degrees which need to be measured can be covered, and the universality is stronger. The quick detection requirement of the shell-and-tube heat exchanger is realized, the detection efficiency and the detection precision are greatly improved, the labor intensity of operators is reduced, and the production cost is saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a top view corresponding to fig. 1.
Fig. 3 is a left side view corresponding to fig. 1.
Fig. 4 is a partial enlarged view of a region a in fig. 1.
FIG. 5 is a block diagram of a mold base.
FIG. 6 is a schematic view of a dovetail configuration.
Fig. 7 is a view showing a relationship between the dovetail slider and the stopper.
Marked in the figure as: the device comprises a 1-clamping fixture underframe, a 2-left detection frame, a 3-right detection frame, a 4-middle detection frame, a 5-positioning flange, a 6-upright post, a 7-flange support rod, a 71-sleeve, a 10-dovetail groove, an 11-dovetail slide block, a 14-stop block and a 16-base inspection hole.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-3, the tube-shell heat exchanger inspection mould of the utility model consists of a left detection frame 2, a middle detection frame 4, a right detection frame 3 and a mould underframe 1. The upper parts of the left detection frame 2, the middle detection frame 4 and the right detection frame 3 are respectively provided with detection characteristics matched with the interface of the area of the shell-and-tube heat exchanger, such as holes, positioning flanges and the like, and are used for detecting the size and the position degree of the interface of the shell-and-tube heat exchanger; the bottom of each detection frame is provided with a dovetail slide block 11 which is matched with a dovetail groove 10 on the bottom frame 1 of the clamping fixture, and the structure of the dovetail groove enables each detection frame to slide in the dovetail groove of the bottom frame, so that workpieces can be taken and placed conveniently as shown in fig. 6.
As shown in fig. 1, a plurality of positioning flanges 5 are arranged on the left detection frame 2 and the right detection frame 3, and the positioning flanges 5 are arranged on the upright posts 6 through flange support rods 7; one end of the flange supporting rod 7 is provided with a sleeve 71, and the sleeve 71 is sleeved on the upright post 6 and fixed by a pin. The height of the positioning flange 5 can be adjusted by adjusting the height of the flange support rod 7 relative to the upright post 6, and the height and the position of the flange can be appropriately adjusted up and down according to different workpieces to be tested, as shown in fig. 4. And the different positioning flanges 5 can be replaced according to the sizes of different heat exchangers, so that the universality of the clamping fixture is improved, and the workload of manufacturing and storing the fixture is reduced.
The middle detection frame 4 corresponds to the interface inspection of the middle position of the heat exchanger, and one or two stand columns are arranged on the mold underframe 1 and positioned at the side of the heat exchanger according to different detection requirements, as shown in fig. 3; two columns are then mounted on each side of the heat exchanger, on which columns corresponding positioning flanges 5 are mounted, which embodiment is not shown in the figures.
As shown in fig. 5, the mold underframe 1 is provided with a base inspection hole 16, which may be a pin hole, and pins are inserted into the pin hole to detect the size and the position of the base installation hole of the shell-and-tube heat exchanger;
as shown in fig. 5-7, the mold underframe 1 is provided with 3 dovetail grooves 10, which are respectively used for installing a left detection frame 2, a middle detection frame 4 and a right detection frame 3, and the extending direction of each dovetail groove 10 is the direction of the adjustment movement of the detection frame; each dovetail groove 10 is provided with a stop block 14, and when each detection frame is pushed, the dovetail slide block 11 at the bottom contacts the stop block 14, and the detection frame reaches a detection position. The block 14 is screwed into the dovetail groove.
When in use, the shell-and-tube heat exchanger is firstly arranged on the bottom frame 1 of the mould, and the holes of the heat exchanger base are adjusted to be aligned with the detection pins on the bottom frame 1 of the inspection mould; and then, putting the dovetail sliding blocks 11 at the bottoms of the left detection frame 2, the middle detection frame 4 and the right detection frame 3 into the dovetail grooves 10 of the underframe corresponding to each detection frame, and tightly attaching the dovetail sliding blocks to the stop blocks 14, wherein part of detection positions need to be matched with pins to detect the sizes and the position degrees of all the interfaces.
The detection efficiency and the detection precision are greatly improved by detecting a plurality of sizes at one time, and products with similar models can realize the universality by means of fine adjustment and replacement of the positioning flange, so that the tool utilization rate is improved.
Claims (10)
1. Tube-shell heat exchanger inspection mould, its characterized in that: including left detection frame, middle detection frame, right detection frame and chassis, left detection frame, middle detection frame, right detection frame bottom pass through the spout mode and install on the mould chassis, all are equipped with two at least locating flanges on left detection frame and the right detection frame, and locating flange and heat exchanger interface's position and size are corresponding, and middle detection frame includes stand and locating flange, and locating flange and heat exchanger middle part's interface position are corresponding, are equipped with the base inspection hole on the mould chassis, and the position and the size of base inspection hole are corresponding with heat exchanger's base mounting hole.
2. The tube and shell heat exchanger inspection jig of claim 1 wherein: the left detection frame, the middle detection frame and the right detection frame are respectively arranged on the bottom frame of the clamping fixture through dovetail grooves, dovetail-shaped sliding blocks are arranged at the bottoms of the left detection frame, the middle detection frame and the right detection frame, and the dovetail grooves are formed in the bottom frame of the clamping fixture.
3. The tube and shell heat exchanger inspection jig of claim 2 wherein: the middle detection frame has one column and is installed on the bottom frame of the mold and beside the heat exchanger.
4. The tube and shell heat exchanger inspection jig of claim 2 wherein: the middle detection frame comprises two upright posts which are arranged on the bottom frame of the mould and are respectively arranged at two sides of the heat exchanger.
5. The tube and shell heat exchanger inspection jig of claim 1 wherein: the left detection frame and the middle detection frame comprise upright posts, and the positioning flange is arranged on the upright posts through flange supporting rods.
6. The tube and shell heat exchanger inspection jig of claim 5, wherein: one end of the flange supporting rod is provided with a sleeve, and the sleeve is sleeved on the upright post and fixed through a pin.
7. The tube and shell heat exchanger inspection jig of claim 1 wherein: the base inspection hole on the mould chassis is a pin hole, and a pin is inserted into the pin hole to detect the position degree of the base mounting hole.
8. The tube and shell heat exchanger inspection jig of claim 1 wherein: and a stop block is arranged on the dovetail groove, and when the dovetail-shaped sliding block touches the stop block, each detection frame reaches a detection position.
9. The tube and shell heat exchanger inspection jig of claim 6 wherein: the stop is fastened in the dovetail groove by a screw.
10. The tube and shell heat exchanger inspection jig of claim 1 wherein: the positioning flange is also provided with positioning holes corresponding to holes to be detected at the interface of the heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321187188.6U CN219757146U (en) | 2023-05-17 | 2023-05-17 | Tube-shell heat exchanger checking mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321187188.6U CN219757146U (en) | 2023-05-17 | 2023-05-17 | Tube-shell heat exchanger checking mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219757146U true CN219757146U (en) | 2023-09-26 |
Family
ID=88091122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321187188.6U Active CN219757146U (en) | 2023-05-17 | 2023-05-17 | Tube-shell heat exchanger checking mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219757146U (en) |
-
2023
- 2023-05-17 CN CN202321187188.6U patent/CN219757146U/en active Active
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