CN213352236U - Centering clamp for high-precision installation of matching block in limited space of radiation unit shell - Google Patents
Centering clamp for high-precision installation of matching block in limited space of radiation unit shell Download PDFInfo
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- CN213352236U CN213352236U CN202021745649.3U CN202021745649U CN213352236U CN 213352236 U CN213352236 U CN 213352236U CN 202021745649 U CN202021745649 U CN 202021745649U CN 213352236 U CN213352236 U CN 213352236U
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- clamp
- clamping arm
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- matching block
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- 230000005855 radiation Effects 0.000 title claims abstract description 52
- 238000009434 installation Methods 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The matching block is installed in a centralizing fixture in a limited space of the radiation unit shell in a high-precision manner, the disc-type external fixing fixture (3) is fixedly and vertically installed, and a spring pin (301) with a protruding top is horizontally installed in the middle of a clamping cavity of the disc-type external fixing fixture (3); the clamp (6) is transversely mounted on the front side of the disc-type outer fixing clamp (3) in a suspended mode, the clamp (6) is of a clamp-shaped hinged structure, the main clamp arm (601) and the auxiliary clamp arm (602) are hinged through a hinge pin (605), and rectangular box grooves with inner walls adapted to the shape of the matching block (2) are formed in clamping surfaces of a main tong head (603) and an auxiliary tong head (604) at the front ends of the main clamp arm (601) and the auxiliary clamp arm (602). The inner clamp and the outer clamp are matched and applied to work, the radiation unit shell is synchronously and relatively fixed, the clamp is centered in the pincer-shaped mode through the long-neck bent neck structure, the matching block can be flexibly clamped and inserted in place, the structure is compact, the size is small, the manufacturing and the use are easy, the matching work is carried out in the limited space inside the radiation unit shell, and the matching block can be guaranteed to be installed in the radiation unit shell in a high-precision mode.
Description
Technical Field
The utility model relates to a high accuracy position assurance device's in the radar equipment manufacturing institutional advancement technique, especially match the piece high accuracy and pack into radiating element casing confined space's anchor clamps of rightting.
Background
The radiation unit of the radar device has high requirements on precision during installation and manufacturing. And the matching block assembling station is used for finishing the assembly of the matching block and the radiation unit shell.
The commonly used assembled radiating elements have three types, one unit, two units or four units. The installation of the matching block is a key point of the whole production system and is also a technical difficulty of the whole production system. This procedure limits the efficiency and quality of the assembly of the equipment. At present, no applicable auxiliary clamp is disclosed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a matching block high accuracy radiating element casing confined space's the anchor clamps of rightting of packing into solves above-mentioned technical problem.
The purpose of the utility model is realized by the following technical measures: comprises a disc type external fixed clamp and a pincer-shaped internal righting clamp; the disc type external fixing clamp is fixedly and vertically installed, and a spring pin with a protruding top is horizontally installed in the middle of a clamping cavity of the disc type external fixing clamp; the pincer-shaped inner centering fixture is transversely mounted on the front side of the disc-type outer fixing fixture in a hanging manner, the pincer-shaped inner centering fixture is in a pincer-shaped hinged structure, and the front end of the pincer-shaped inner centering fixture faces to a spring pin in the middle of the front side of the disc-type outer fixing fixture; the pincer-shaped internal centralizing clamp comprises a main clamp arm, an auxiliary clamp arm, a main tong head, an auxiliary tong head and a hinge pin, wherein the main clamp arm and the auxiliary clamp arm are hinged through the hinge pin, and rectangular box grooves with inner walls matched with the shapes of the matching blocks are formed in clamping surfaces of the main tong head and the auxiliary tong head at the front ends of the main clamp arm and the auxiliary clamp arm.
In particular, a support is fixedly arranged below the disc type outer fixing clamp and the pincer-shaped inner centering clamp.
Particularly, the pincer-shaped inner righting clamp is of a long-neck bent neck structure, and the length of the main clamping arm and the length of the auxiliary clamping arm are the same and are greater than the depth of the inner cavity of the radiation unit shell; the lengths of the main tong head and the auxiliary tong head are the same and are greater than the depth of the radiation matching base; furthermore, the hinge part at the front end of the main clamping arm and the auxiliary clamping arm is bent by 100 degrees and 135 degrees.
Particularly, in the vertical state of the hinge pin, the maximum width of the main clamping arm and the auxiliary clamping arm after being embedded is smaller than the distance between the inner wall of the inlet of the radiation unit shell and the middle supporting crosspiece, and the maximum width and the height of the main tong head and the auxiliary tong head after being embedded are respectively smaller than the width and the height of the inner wall of the radiation matching base.
Particularly, the main clamping arm is of a fork-shaped structure, a straight groove is hollowed in the middle of the main clamping arm, and the auxiliary clamping arm is rotatably, slidably and embedded in and out of the straight groove.
Particularly, the main clamping arm is parallel to the central axis of the main tong head, and the auxiliary clamping arm is parallel to the central axis of the auxiliary tong head.
In particular, a constant force spring is sleeved on the spring pin.
The utility model discloses an advantage and effect: the inner clamp and the outer clamp are matched and applied to work, the radiation unit shell is synchronously and relatively fixed, the clamp is centered in the pincer-shaped mode through the long-neck bent neck structure, the matching block can be flexibly clamped and inserted in place, the structure is compact, the size is small, the manufacturing and the use are easy, the matching work is carried out in the limited space inside the radiation unit shell, and the matching block can be guaranteed to be installed in the radiation unit shell in a high-precision mode.
Drawings
Fig. 1 is a shaft measuring and indicating view of a mounting structure in embodiment 1 of the present invention.
FIG. 2 is a schematic view of the overlooking transmission structure in the assembly process of embodiment 1 of the present invention
FIG. 3 is a perspective view of the assembly process in-place state of the embodiment 1 of the present invention
Schematic diagram of
The reference numerals include:
the radiation unit comprises a radiation unit shell 1, a supporting crosspiece 101, a necking seat 102, a radiation matching base 103 and an assembling hole 104;
a matching block 2, a matching fixing hole 201;
the disc type outer fixing clamp 3 and the spring pin 301;
a support 4;
a hand grip 5;
the clamp-shaped inner centralizing clamp 6, a main clamp arm 601, an auxiliary clamp arm 602, a main clamp head 603, an auxiliary clamp head 604 and a hinge pin 605.
Detailed Description
The utility model discloses the principle lies in, when radiating element casing 1 and matching block 2 assemble, radiating element casing 1's radiation matches base 103 inner space is limited, the length and width only has 14 millimeters and 6.9 millimeters respectively, it has support crosspiece 101 to block on getting into radiating element casing 1 sharp route to match 2 assemblies, the installation that matches block 2 need lean on the limit curve to get into, moreover, need guarantee to match block 2 and radiation and match base 103 inner wall clearance 0.6mm 0.03mm, the required precision is higher.
The utility model discloses a design and the special pincerlike anchor clamps 6 that match of matching block 2 assembly, under the prerequisite of obtaining disc external fixation anchor clamps 3 and the supplementary fixed radiation unit casing 1 of support 4, predetermine elastic pin 301 in disc external fixation anchor clamps 3, through the pincerlike interior rightting anchor clamps 6 of the curved neck structure of longneck, 2 tongs of matching block are held to the front end, dexterously keep away from supporting crosspiece 101, smoothly stretch matching block 2 and insert in radiation matching base 103, until triggering elastic pin 301 and push away outside and cooperate, accomplish matching fixed orifices 201 of matching block 2 and the pilot hole 104 alignment of radiation unit casing 1 smoothly, guarantee matching block 2 and radiation matching base 103 inner wall bottom clearance 0.6mm 0.03mm, be convenient for the robot to install fastening screw one step in place; in the process, the six-axis robot can grab the pincer-shaped inner righting clamp 6 through the gripper to mount the matching block 2, the curve mounting path track of the matching block 2 is accurately controlled, the supporting crosspiece 101 in the radiation unit shell 1 is accurately avoided, and the matching block is mounted in the radiation unit shell 1.
The utility model discloses in, the anchor clamps 6 of rightting in disk outer mounting fixture 3 and the pincerlike can adopt quick change formula structural design to in can be applied to new product assembly with later stage extension increase.
In the utility model, as a working target, the radiation unit casing 1 comprises a frustum tubular main body and a radiation matching base 103 connected through a necking connection seat 102, wherein a supporting crosspiece 101 is fixedly installed in the middle of an inlet of the frustum tubular main body, and an assembly hole 104 for fixing the matching block 2 in the radiation unit casing 1 is opened on the outer wall of the radiation matching base 103; the matching block 2 is in the shape of a long strip block, and a matching fixing hole 201 is formed in the outer wall of the matching block 2.
The utility model discloses a: a disc type outer fixed clamp 3 and a pincer-shaped inner righting clamp 6.
The present invention will be further explained with reference to the drawings and examples.
Example 1: as shown in fig. 1, 2 and 3, the disc-type outer fixing clamp 3 is fixedly and vertically installed, and a spring pin 301 with a protruding top is horizontally installed in the middle of a clamping cavity of the disc-type outer fixing clamp 3; the pincer-shaped inner centering clamp 6 is transversely arranged on the front side of the disc-type outer fixing clamp 3 in a hanging mode, the pincer-shaped inner centering clamp 6 is in a pincer-shaped hinged structure, and the front end of the pincer-shaped inner centering clamp faces to a spring pin 301 in the middle of the front side of the disc-type outer fixing clamp 3; the pincer-shaped inner centralizing clamp 6 comprises a main clamping arm 601, an auxiliary clamping arm 602, a main tong head 603, an auxiliary tong head 604 and a hinge pin 605, wherein the main clamping arm 601 and the auxiliary clamping arm 602 are hinged and installed through the hinge pin 605, and rectangular box grooves with inner walls matched with the shapes of the matching blocks 2 are formed in clamping surfaces of the main tong head 603 and the auxiliary tong head 604 at the front ends of the main clamping arm 601 and the auxiliary clamping arm 602.
Among the above, the lower fixing fixture between the disc-type outer fixing fixture 3 and the pincer-shaped inner centering fixture 6
The support 4 is installed.
In the foregoing, the pincer-shaped inner centering fixture 6 is of a long-neck bent neck structure, and the main clamp arm 601 and the auxiliary clamp arm 602 have the same length and are greater than the depth of the inner cavity of the radiation unit housing 1; the main tong head 603 and the auxiliary tong head 604 have the same length and are greater than the depth of the radiation matching base 103; furthermore, the main clamping arm 601 and the auxiliary clamping arm 602 are bent at the front end hinge part by 100-135 degrees.
In the above, in the state where the hinge pin 605 is erected, the maximum width of the main clip arm 601 and the sub clip arm 602 after being engaged is smaller than the distance between the inner wall of the inlet of the radiation unit housing 1 and the middle support crosspiece 101, and the maximum width and height of the main clip 603 and the sub clip 604 after being engaged are respectively smaller than the width and height of the inner wall of the radiation matching base 103.
In the above, the main clamp arm 601 is a fork-shaped structure, a straight slot is hollowed in the middle, and the sub clamp arm 602 is rotatably, slidably and fittingly inserted into and out of the straight slot.
In the above description, the main clamping arm 601 is parallel to the central axis of the main jaw 603, and the auxiliary clamping arm 602 is parallel to the central axis of the auxiliary jaw 604.
In the above, the spring pin 301 is sleeved with a constant force spring.
The embodiment of the utility model provides an in, through the elastic pin 301 with pincerlike interior righting anchor clamps 6 guarantee match block 2 and the radiation of radiation unit casing 1 bottom match base 103 inner wall clearance 0.6mm 0.03 mm.
The embodiment of the utility model provides an in, in matching piece 2 and the equipment of radiation unit casing 1, match 2 installation processes of piece and include: the six-axis robot puts the radiation unit shell 1 on the support 4, simultaneously, the bottom of the radiation matching base 103 is put into the disc type external fixing clamp 3 for clamping, and at the moment, the front end of the spring pin 301 is in contact with the radiation matching base 103; the six-axis robot firstly clamps the matching block 2 from the material tray onto the pincerlike inner centering clamp 6, and the pincerlike inner centering clamp 6 is driven by the gripper 5 to move forwards and extend into the radiation unit shell 1 and tightly press the radiation unit shell to a specified position. The matching block 2 is ensured to be attached to the bottom surface by the constant force spring compression of the spring pin 301, so that the requirement of a gap between the bottom surface of the matching block 2 and the bottom surface of the radiation unit shell 1 is met, wherein the gap is 0.6mm +/-0.03 mm. Then, the other three-axis robot takes the tightening mechanism to suck the screws, and screws the screws on the matching fixing holes 201 of the matching block 2 and the assembling holes 104 of the radiation unit shell 1 twice, and finally uploads the torque value to the database for storage.
The embodiment of the utility model provides a, can form independent workstation, can be independent of entire system autonomous working in order to the material loading assembly alone, simultaneously, also can pack into the automation line assembly.
Claims (7)
1. The centering fixture for the matching block to be accurately installed in the limited space of the radiation unit shell comprises a disc type outer fixing fixture (3) and a pincer-shaped inner centering fixture (6); the device is characterized in that the disc type outer fixing clamp (3) is fixedly and vertically installed, and a spring pin (301) with a protruding top is horizontally installed in the middle of a clamping cavity of the disc type outer fixing clamp (3); the pincer-shaped inner centering clamp (6) is transversely arranged at the front side of the disc-type outer fixing clamp (3) in a hanging manner, the pincer-shaped inner centering clamp (6) is in a pincer-shaped hinged structure, and the front end of the pincer-shaped inner centering clamp faces to a spring pin (301) in the middle of the front side of the disc-type outer fixing clamp (3); the pincer-shaped inner centering clamp (6) comprises a main clamping arm (601), an auxiliary clamping arm (602), a main tong head (603), an auxiliary tong head (604) and a hinge pin (605), wherein the main clamping arm (601) and the auxiliary clamping arm (602) are hinged through the hinge pin (605), and rectangular box grooves with inner walls adapted to the appearance of the matching block (2) are formed in clamping surfaces of the main tong head (603) and the auxiliary tong head (604) at the front ends of the main clamping arm (601) and the auxiliary clamping arm (602).
2. The centering fixture for high precision fitting of matching blocks into the confined space of the housing of a radiating element according to claim 1, characterized by the fact that the lower fixed mounting seat (4) between the disc-type external fixation fixture (3) and the pincer-like internal centering fixture (6).
3. The centering fixture for the high-precision installation of the matching block into the confined space of the housing of the radiation unit according to claim 1, wherein the pincer-shaped inner centering fixture (6) is of a long-neck bent neck structure, and the lengths of the main clamping arm (601) and the auxiliary clamping arm (602) are the same and are greater than the depth of the inner cavity of the housing (1) of the radiation unit; the main tong head (603) and the auxiliary tong head (604) have the same length and are greater than the depth of the radiation matching base (103); furthermore, the main clamping arm (601) and the auxiliary clamping arm (602) are bent at the front end hinge part by 100 degrees and 135 degrees.
4. The righting fixture for the matching block to be installed into the confined space of the radiation unit shell with high precision as claimed in claim 1, characterized in that, in the state that the hinge pin (605) is erected, the maximum width of the main clamping arm (601) and the auxiliary clamping arm (602) after being embedded is smaller than the distance between the inner wall of the inlet of the radiation unit shell (1) and the middle supporting crosspiece (101), and the maximum width and the height of the main tong head (603) and the auxiliary tong head (604) after being embedded are respectively smaller than the width and the height of the inner wall of the radiation matching base (103).
5. The righting clamp for the matching block to be installed into the confined space of the radiation unit shell with high precision as claimed in claim 1, wherein the main clamping arm (601) is in a fork-shaped structure, a straight slot is hollowed out in the middle, and the auxiliary clamping arm (602) is rotatably, slidably and fittingly inserted into and out of the straight slot.
6. The centering fixture for high-precision installation of a matching block into a confined space of a housing of a radiating unit according to claim 1, wherein the main clamping arm (601) is parallel to the central axis of the main tong head (603), and the auxiliary clamping arm (602) is parallel to the central axis of the auxiliary tong head (604).
7. The centering fixture for high-precision installation of a matching block into a confined space of a housing of a radiating element according to claim 1, wherein a constant force spring is sleeved on the spring pin (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021745649.3U CN213352236U (en) | 2020-08-19 | 2020-08-19 | Centering clamp for high-precision installation of matching block in limited space of radiation unit shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021745649.3U CN213352236U (en) | 2020-08-19 | 2020-08-19 | Centering clamp for high-precision installation of matching block in limited space of radiation unit shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213352236U true CN213352236U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021745649.3U Expired - Fee Related CN213352236U (en) | 2020-08-19 | 2020-08-19 | Centering clamp for high-precision installation of matching block in limited space of radiation unit shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213352236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676807A (en) * | 2020-12-15 | 2021-04-20 | 北京无线电测量研究所 | Device and method for assembling matching block of radiation unit |
-
2020
- 2020-08-19 CN CN202021745649.3U patent/CN213352236U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676807A (en) * | 2020-12-15 | 2021-04-20 | 北京无线电测量研究所 | Device and method for assembling matching block of radiation unit |
| CN112676807B (en) * | 2020-12-15 | 2022-04-19 | 北京无线电测量研究所 | Device and method for assembling matching block of radiation unit |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |