CN216770404U - Detection tool for length of aluminum flat tube - Google Patents
Detection tool for length of aluminum flat tube Download PDFInfo
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- CN216770404U CN216770404U CN202220007145.4U CN202220007145U CN216770404U CN 216770404 U CN216770404 U CN 216770404U CN 202220007145 U CN202220007145 U CN 202220007145U CN 216770404 U CN216770404 U CN 216770404U
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- length
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- flat tube
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Abstract
The application discloses a detection tool for the length of an aluminum flat tube, which comprises a detection table and a measuring caliper, wherein the detection table is provided with a planar working surface, and at least three stop block mounting positions are arranged on the working surface; the at least three block mounting positions are arranged at intervals along the first axial direction, and a limit block is detachably mounted on one block mounting position of the at least three block mounting positions; the measuring caliper comprises a fixed ruler fixed on the working surface, a digital display movable ruler and a movable measuring jaw, wherein the digital display movable ruler is fixedly connected to the fixed ruler, the fixed ruler extends along the first axis direction, the two ends of the fixed ruler are respectively a first end part and a second end part, the first end part is located at one end provided with zero scales, the second end part is located at one end far away from the zero scales, and the first end part faces the virtual plane. Utilize this application, can solve the drawback of aluminum flat tube when length measurement effectively, improve and detect the precision to improve detection efficiency.
Description
Technical Field
The utility model relates to a detection tool for the length of an aluminum flat tube.
Background
The microchannel aluminum flat tubes are main components for manufacturing the heat exchanger core, the length of dozens of aluminum flat tubes in each core is required to be within the range of +/-0.1 m, the length of the aluminum flat tubes exceeds the detection length of the conventional oil pointer caliper, the conventional oil pointer caliper cannot be adopted to directly measure the aluminum flat tubes, and the precision of the measuring tape cannot meet the requirement when the measuring tape is adopted for measurement.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a detection tool for the length of an aluminum flat tube, which comprises a detection table and a measuring caliper, wherein the detection table is provided with a planar working surface, at least three stop block installation positions are arranged on the working surface, a virtual plane perpendicular to the working surface is taken as a boundary, all the three stop block installation positions are positioned on one side of the virtual plane, and the measuring caliper is positioned on the other side of the virtual plane;
the at least three block mounting positions are arranged at intervals along the first axial direction, and a limit block is detachably mounted on one block mounting position of the at least three block mounting positions;
the measuring caliper comprises a fixed ruler fixed on the working surface, a digital display movable ruler movably sleeved on the fixed ruler and a movable measuring jaw fixedly connected to the digital display movable ruler, the fixed ruler extends along the first axis direction, the two opposite ends of the fixed ruler are respectively a first end part and a second end part, the first end part is located at one end provided with zero scales, the second end part is located at one end far away from the zero scales, the first end part faces the virtual plane, the second end part extends towards the direction far away from the virtual plane, and the measuring surface of the movable measuring jaw faces the virtual plane; the at least three stop block mounting positions and the movable measuring jaw are arranged along the same straight line direction.
When the application is used, the method comprises the following steps:
(1) firstly, when the limit stop is arranged at each stop mounting position, the distance between one side of the limit stop facing the measuring caliper and the zero scale of the fixed scale is determined.
(2) The aluminum flat tube is placed on the working face, the length direction of the aluminum flat tube extends along the first axis direction, one end of the aluminum flat tube is abutted against the limit stop, the other end of the aluminum flat tube faces the measuring caliper, the digital display movable ruler is moved, the measuring face of the movable measuring claw is abutted against one end of the aluminum flat tube facing the measuring caliper, and the distance between the limit stop and the zero scale and the distance displayed by the digital display movable ruler are the length of the aluminum flat tube.
The utility model can effectively overcome the defects of the aluminum flat tube in length measurement, improve the detection precision and improve the detection efficiency.
Further, for being convenient for install limit stop, all be provided with a limit slot at each dog mounted position, limit stop can detachably fix in this limit slot. Set up spacing draw-in groove, can also make limit stop keep on examining test table more steadily, avoid producing and remove.
Further, in order to facilitate the disassembly of the limit stop, two pin holes are arranged in at least one limit clamping groove, two positioning pins are arranged on the limit stop corresponding to the two pin holes, and the two positioning pins can be tightly and respectively inserted into the two pin holes in the same limit clamping groove, so that the limit stop can be detachably fixed in the limit clamping groove.
Further, in order to facilitate detection, at least two limiting pins are arranged on the detection table, the at least two limiting pins are arranged at intervals along the first axial direction, and the at least two limiting pins extend out of the working surface; when one end of an aluminum flat pipe is abutted against the limit stop, and the other end of the aluminum flat pipe extends towards the measuring caliper, one side of the width direction of the aluminum flat pipe can be abutted against the side faces of the at least two limit pins. Specifically, the at least three block mounting positions are arranged at equal intervals along the same straight line.
When detecting, can support the one side of aluminum flat tube width direction and lean on the spacer pin, make aluminum flat tube remain stable, avoid producing when removing and remove to improve and detect the precision.
Further, in order to install the measuring caliper, a groove is formed in the working surface of the detection table, and one side, facing the working surface, of the digital moving caliper freely extends into the groove in the direction perpendicular to the working surface. This design can make scale and working face have great area of contact to in the stable maintenance of scale on the working face.
Furthermore, in order to keep the measuring caliper stable in the first axial direction and avoid movement, a notch is arranged at the first end part of the fixed length, a fixing part is clamped in the notch, and the fixed length is fixedly arranged on the working surface by the fixing part.
Further, for convenience of operation, the detection table is fixedly arranged on a supporting table. By using the supporting table, the height of the detection table can be adjusted to facilitate detection.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a top view of fig. 1.
FIG. 3 is an operational state diagram of an embodiment.
Fig. 4 is a schematic structural diagram of the measuring caliper.
Fig. 5 is a schematic view of the bump stopper.
Fig. 6 is a schematic view of the structure of the fixing member.
Fig. 7 is a top view of fig. 6.
Detailed Description
Referring to fig. 1-6, in fig. 1, arrow X is a first axis, and the first axis is directed to indicate a first axis direction.
The utility model provides a detection frock of aluminum flat tube length, its includes that one detects platform 20 and a measuring caliper rule 40, should detect the platform through fastening bolt 11 fixed mounting on a supporting bench 10. The testing table 20 has a planar working surface 28, five stop mounting positions 29 are arranged on the working surface 28, and are bounded by a virtual plane 500 perpendicular to the working surface 28, all of the at least three stop mounting positions are located on one side of the virtual plane 500, and the measuring caliper 40 is located on the other side of the virtual plane 500.
The five stopper mounting positions are provided at intervals in the first axial direction, and a limit stopper 31 is detachably mounted on one of the five stopper mounting positions. In this embodiment, the five stopper mounting positions are arranged at equal intervals along the same straight line, the center distance between two adjacent stopper mounting positions is 100mm, and of course, according to different requirements, the center distance between two adjacent stoppers can also be other numerical values such as 50mm, 150mm, 200mm or 300 mm.
Each stopper mounting position 29 is provided with a limit slot 21, two pin holes 22 are arranged in each limit slot 21, and the two pin holes 22 are arranged at intervals along a direction perpendicular to the first axis. This limit stop 31 includes a block 311, is provided with two pins 312 on block 311 fixedly, and two pins correspond to a pinhole in two pinholes 22 in same limit slot 21 respectively, and these two set pins can closely insert respectively in the pinhole that corresponds in same limit slot 21, make limit stop 31 detachably fix in this limit slot 21.
The measuring caliper 40 includes a fixed ruler 41 fixed on the working surface 28, a digital moving ruler 42 movably sleeved on the fixed ruler 41, and a movable measuring claw 43 fixedly connected to the digital moving ruler 42. The fixed scale 41 extends along the first axial direction, and opposite ends of the fixed scale are a first end portion 46 and a second end portion 47, respectively, wherein the first end portion 46 is located at an end where the zero scale is located, the second end portion 47 is located at an end away from the zero scale, the first end portion 46 faces the virtual plane 500, and the second end portion 47 extends in a direction away from the virtual plane 500, so that the measuring surface 431 of the movable measuring jaw faces the virtual plane. The five stop block mounting positions and the moving measuring claw are arranged along the same straight line direction.
In this embodiment, the measuring caliper 40 is formed by modifying a digital display caliper, specifically, the fixed measuring claw 45 of the digital display caliper is removed, and in fig. 4, the fixed measuring claw 45 is represented by a dotted line.
A notch 44 is formed at a first end 46 of the fixed length 41, and a fixing member 33 is held in the notch 44, and the fixing member 33 tightly presses the fixed length against the working surface. To ensure stability, the other fixing piece tightly presses the fixed length on the working surface at the second end part. Specifically, in this embodiment, the fixing member 33 includes a body 331, an L-shaped slot 333 is disposed at one end of the body 331, two side surfaces of the L-shaped slot are respectively formed as a pressing surface 335 and an abutting surface 334, a counter bore 332 is disposed in the body, the counter bore 332 is a through hole, an extending direction of the counter bore is parallel to the abutting surface 334, a counter bolt fixedly mounts the fixing member 33 on the detection table 20 through the counter bore 332, and the pressing surface tightly abuts against the fixed scale 41 to fix the fixed scale on the detection table, so as to mount the measuring caliper on a working surface of the detection table.
A groove 23 is arranged on the working surface 28 of the detection table, one side of the digital display movable ruler 42 facing the working surface 28 freely extends into the groove 23 in the direction perpendicular to the working surface 28, and the length of the groove at least enables the digital display movable ruler to freely move in the measuring range in the first axial direction so as to ensure that the digital display movable ruler 42 can freely move in the first axial direction during measurement.
Five limit pins 32 are arranged on the detection table at intervals along the first axial direction and extend out of the working surface 28, the five limit pins are arranged at equal intervals on a straight line parallel to the first axial direction, and in the first axial direction, the center distance between each limit pin 32 and the adjacent limit clamping groove is the same. When one end of the flat aluminum pipe 100 abuts against the limit stop, and the other end of the flat aluminum pipe extends towards the measuring caliper, one side of the width direction of the flat aluminum pipe can abut against the side faces of the five limit pins.
The application method of the embodiment comprises the following steps:
first, the distance between the side of the limit stop 31 facing the measuring caliper 40 and the zero scale of the fixed scale 41 when the limit stop 31 is in each limit slot 21 is determined.
The aluminum flat tube 100 is placed on the working surface 28, the length direction of the aluminum flat tube extends along the first axial direction, one end of the aluminum flat tube abuts against the limit stop 31, the other end of the aluminum flat tube faces the measuring caliper 40, one side of the aluminum flat tube in the width direction abuts against the limit pin 32, the digital display movable ruler 42 is moved, the measuring surface 431 of the movable measuring claw 43 abuts against one end of the aluminum flat tube facing the measuring caliper 40, and the distance between the limit stop and the zero scale plus the distance displayed by the digital display movable ruler 42 is the length of the aluminum flat tube.
During specific measurement, the limit stop 31 can be installed in the corresponding limit slot 21 according to the approximate length of the aluminum flat tube.
Claims (8)
1. The tool for detecting the length of the aluminum flat tube is characterized by comprising a detection table and a measuring caliper, wherein the detection table is provided with a planar working surface, at least three stop block mounting positions are arranged on the working surface, a virtual plane perpendicular to the working surface is taken as a boundary, the at least three stop block mounting positions are all positioned on one side of the virtual plane, and the measuring caliper is positioned on the other side of the virtual plane;
the at least three block mounting positions are arranged at intervals along the first axial direction, and a limit block is detachably mounted on one block mounting position of the at least three block mounting positions;
the measuring caliper comprises a fixed ruler fixed on the working surface, a digital display movable ruler movably sleeved on the fixed ruler and a movable measuring jaw fixedly connected to the digital display movable ruler, the fixed ruler extends along the first axis direction, the two opposite ends of the fixed ruler are respectively a first end part and a second end part, the first end part is located at one end provided with zero scales, the second end part is located at one end far away from the zero scales, the first end part faces the virtual plane, the second end part extends towards the direction far away from the virtual plane, and the measuring surface of the movable measuring jaw faces the virtual plane; the at least three stop block mounting positions and the movable measuring jaw are arranged along the same straight line direction.
2. The tool for detecting the length of the aluminum flat tube according to claim 1, wherein a limit slot is formed at each stop mounting position, and the limit stop can be detachably fixed in the limit slot.
3. The tool for detecting the length of the aluminum flat tube according to claim 2, wherein two pin holes are formed in at least one limit slot, and two positioning pins are arranged on the limit stop corresponding to the two pin holes, and can be tightly inserted into the two pin holes in the same limit slot respectively, so that the limit stop can be detachably fixed in the limit slot.
4. The tool for detecting the length of the aluminum flat tube according to claim 1, wherein at least two limiting pins are arranged on the detection table at intervals along the first axial direction and extend out of the working surface; when one end of an aluminum flat pipe is abutted against the limit stop, and the other end of the aluminum flat pipe extends towards the measuring caliper, one side of the width direction of the aluminum flat pipe can be abutted against the side faces of the at least two limit pins.
5. The frock for detecting the length of the aluminum flat tube according to claim 1, wherein the at least three stop block mounting positions are arranged along the same straight line at equal intervals.
6. The frock for detecting the length of the aluminum flat tube as claimed in claim 1, wherein a groove is provided on the working surface of the detection table, and one side of the digital movable ruler facing the working surface freely extends into the groove in the direction perpendicular to the working surface.
7. The tool for detecting the length of the aluminum flat tube as claimed in claim 1, wherein a notch is formed at a first end of the fixed length, a fixing member is clamped in the notch, and the fixing member fixedly mounts the fixed length on the working surface.
8. The frock for detecting the length of the flat aluminum tube according to claim 1, wherein the detection table is fixedly arranged on a support table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220007145.4U CN216770404U (en) | 2022-01-04 | 2022-01-04 | Detection tool for length of aluminum flat tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220007145.4U CN216770404U (en) | 2022-01-04 | 2022-01-04 | Detection tool for length of aluminum flat tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216770404U true CN216770404U (en) | 2022-06-17 |
Family
ID=81976009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220007145.4U Active CN216770404U (en) | 2022-01-04 | 2022-01-04 | Detection tool for length of aluminum flat tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216770404U (en) |
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2022
- 2022-01-04 CN CN202220007145.4U patent/CN216770404U/en active Active
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