CN116430079A - Feeding fixing mechanism for waveguide detection - Google Patents

Abstract

The invention discloses a feeding fixing mechanism for waveguide detection, which comprises: frame, fixed platform, testing platform, product location carrier, lift actuating mechanism. Through the mode, the feeding fixing mechanism for waveguide detection can accurately control good attachment and separation of the waveguide and the communication port of the millimeter wave communication product, improve the accuracy and the testing efficiency of the millimeter wave communication product test, improve the working efficiency and the yield of staff, prolong the service lives of the waveguide and the attenuator and reduce the cost.

Description

A feeding and fixing mechanism for waveguide detection

technical field

The invention relates to the technical field of test and measurement, in particular to a feeding and fixing mechanism for waveguide detection.

Background technique

At present, when testing the millimeter-wave communication equipment to be tested, it is necessary to manually put the waveguide into the signal transmission port of the millimeter-wave communication equipment, and then fix it with screws after confirming that it is in good contact. to the following questions:

1. The high-frequency signal transmission channel in the test system is composed of multi-section attenuators and waveguides. The material is copper. Due to its good ductility, it is easily deformed by force. During the test process, manual multi-frequency testing is required. Manually remove and install the waveguide. Improper operation will bend the waveguide/attenuator. In order to ensure the stability and accuracy of the test, the customer requires that a new waveguide/attenuator be replaced in this case, and the cost is high;

2. The poor contact between the signal transmission port and the waveguide of the millimeter wave communication product will lead to mismeasurement, which will greatly reduce the accuracy of the test system, increase the time cost of the operator, and delay the output of the production line;

3. In the process of batch testing products, there are frequent actions of locking and loosening screws, which reduces the production efficiency of personnel and also reduces the service life of waveguides and attenuators.

Contents of the invention

The technical problem mainly solved by the present invention is to provide a feeding and fixing mechanism for waveguide detection, which has the advantages of high reliability, precise positioning, compact structure, etc., and has broad market prospects in the application and popularization of test and measurement.

In order to solve the problems of the technologies described above, a technical solution adopted in the present invention is:

A feeding fixing mechanism for waveguide detection is provided, which includes: a frame, a fixed platform, a testing platform, a product positioning carrier, a lifting drive mechanism,

A fixed platform for placing testing equipment is connected to the frame, the product positioning carrier is set on the testing platform for positioning the product to be tested, and the lifting drive mechanism is set in the frame , and drive the detection platform to move up and down on the frame, so that the detection interface of the product to be detected is movably connected with the detection head of the detection device located on the top of the frame,

The lifting drive mechanism includes an outer casing, a lifting driving handle, a lifting driving gear, a lifting transmission rod, and a lifting transmission rack. The outer casing is arranged in the frame, and the lifting transmission rod is arranged in the frame. , and its top is connected with the detection platform, the lifting transmission rack is arranged on the side wall of the lifting transmission rod, the lifting driving gear is arranged in the outer shell through the rotation of the gear shaft, and the lifting The driving gear meshes with the lifting drive rack, and the lifting drive handle is fixed on the gear shafts on both sides of the lifting drive gear to drive the lifting drive gear to rotate in the housing, and the lifting drive rod is driven by the lifting drive rack Up and down movement, so as to realize the lifting movement of the detection platform,

The product positioning carrier includes a profiling positioning base, a lateral positioning assembly for positioning the left and right positions of the product to be inspected, and a longitudinal positioning assembly for positioning the front and rear positions of the product to be inspected. The lateral positioning assembly is set On both sides of the profiling positioning base, the longitudinal positioning component is arranged on the rear side of the profiling positioning base.

In a preferred embodiment of the present invention, the outer casing/the frame is provided with a limit stopper, and the lifting drive handle is provided with a limit stopper cooperating with the limit stopper, so as to prevent the gear from over-rotating and The rack is disengaged.

In a preferred embodiment of the present invention, the limit block includes an upper limit block and a lower limit block.

In a preferred embodiment of the present invention, the frame is provided with a lifting guide column for guiding, and the detection platform is slidably connected with the lifting guide column through a sliding sleeve.

In a preferred embodiment of the present invention, a buffer spring is wound around the lower part of the lifting guide column, and the top of the buffer spring is connected with the detection platform for lifting buffer.

In a preferred embodiment of the present invention, the lateral positioning assembly includes a lateral fixing plate, a lateral connecting plate, and a lateral profiling positioning plate, the lateral fixing plates are arranged on both sides of the detection platform, and the The lateral connecting plate is elastically arranged on the inner side of the lateral fixing plate, and the lateral profiling positioning plate is arranged on the inner side of the lateral connecting plate to clamp or loosen the product to be detected.

In a preferred embodiment of the present invention, the detection platform is provided with an adjustment guide chute, and the bottom of the lateral connecting plate and/or the lateral profiling positioning plate is movably connected with the adjustment guide chute .

In a preferred embodiment of the present invention, the longitudinal positioning assembly includes a longitudinal fixing plate, a longitudinal positioning push block, and an adjusting push rod. The longitudinal fixing plate is arranged on the rear side of the detection platform, and the adjusting push rod and The longitudinal fixing plate is screwed, and the inner end of the adjusting push rod is provided with the longitudinal positioning push block.

In a preferred embodiment of the present invention, the detection platform is provided with a front positioning block opposite to the longitudinal positioning push block.

In a preferred embodiment of the present invention, the bottom of the longitudinal positioning push block is movably connected with the profiling positioning base/detection platform.

The beneficial effects of the present invention are: it can accurately control the good bonding and separation of the waveguide and the communication port of the millimeter wave communication product, improve the accuracy and test efficiency of the millimeter wave communication product test, improve the work efficiency and output of the staff, and extend the waveguide and attenuation The service life of the device and reduce the cost.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is a schematic view of the overall structure of a preferred embodiment of a feeding and fixing mechanism for waveguide detection in the present invention;

Fig. 2 is a schematic structural view of a preferred embodiment of a feeding and fixing mechanism for waveguide detection according to the present invention.

Implementation

The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-2, the embodiment of the present invention includes:

A feeding and fixing mechanism for waveguide detection, the structure of which includes: a frame 1, a fixing platform 2, a testing platform 3, a product positioning carrier, and a lifting and lowering drive mechanism.

A fixed platform for placing and installing detection equipment such as waveguides/attenuators is connected to the frame, the product positioning carrier is arranged on the detection platform for positioning the product 6 to be detected, and the lifting drive mechanism It is arranged in the frame, and drives the detection platform to move up and down on the frame, so that the detection interface of the product to be detected is movably connected with the detection head of the detection equipment located on the top of the frame.

The lifting drive mechanism includes an outer casing 51, a lifting driving handle 52, a lifting driving gear 53, a lifting transmission rod 54, and a lifting transmission rack 55. The outer casing is arranged in the frame, and the lifting transmission rod is arranged on the In the frame, and its top is connected with the detection platform, the lifting transmission rack is arranged on the side wall of the lifting transmission rod, and the lifting driving gear is rotated and arranged on the casing through the gear shaft 56 Inside the body, and the lifting drive gear is meshed with the lifting drive rack, the lifting drive handle is fixed on the gear shafts on both sides of the lifting drive gear to drive the lifting drive gear to rotate in the housing, and through the lifting drive The rack drives the lifting transmission rod to move up and down, thereby realizing the lifting movement of the detection platform.

Further preferably, the fixed platform is detachably arranged on the side of the frame.

Further preferably, the top end of the lifting transmission rod is connected to the detection platform through a connection joint.

Further preferably, a limit block 57 is provided on the outer shell/the frame, and a limit pin 58 matched with the limit block is provided on the lifting drive handle to prevent the gear from over-rotating and disengaging from the rack.

Further preferably, the limit block includes an upper limit block and a lower limit block.

Further preferably, the frame is provided with a lifting guide column 59 for guiding, and the detection platform is slidably connected to the lifting guide column through a sliding sleeve.

Further preferably, a buffer spring 510 is wound around the lower part of the lifting guide column, and the top of the buffer spring is connected to the detection platform for lifting buffer to prevent damage to the product or the detection head.

Further preferably, the product positioning carrier includes a profiling positioning base 41, a lateral positioning assembly 42 for locating the left and right positions of the product to be inspected, and a longitudinal positioning assembly for locating the front and rear positions of the product to be inspected, so The lateral positioning components are arranged on both sides of the contoured positioning base, and the longitudinal positioning components are disposed on the rear side of the contoured positioning base.

Further preferably, the lateral positioning assembly includes a lateral fixing plate 421, a lateral connecting plate 422, and a lateral profiling positioning plate 423, the lateral fixing plates are arranged on both sides of the detection platform, and the lateral connecting plate The plate is movably arranged on the inner side of the lateral fixing plate through the positioning bolt, and a buffer spring is wound on the positioning bolt between the lateral fixing plate and the lateral connecting plate, and the lateral profiling positioning plate It is arranged on the inner side of the lateral connecting plate to clamp or loosen the product to be detected.

Further preferably, the detection platform is provided with an adjustment guide chute, and the bottom of the lateral connecting plate and/or the lateral profiling positioning plate is movably connected with the adjustment guide chute, so as to improve the accuracy of the movement sex.

Further preferably, the longitudinal positioning assembly includes a longitudinal fixing plate 431, a longitudinal positioning push block 432, and an adjustment push rod 433. The fixing plate is screwed, and the inner end of the adjustment push rod is provided with the longitudinal positioning push block.

Further preferably, for further precise positioning of the product, a front positioning block opposite to the longitudinal positioning push block can also be arranged on the detection platform.

Further preferably, the bottom of the longitudinal positioning push block can be movably connected with the profiling positioning base/detection platform to precisely adjust its position.

A method of using a feeding fixing mechanism for waveguide detection includes:

1. Assemble and fix the detection equipment such as waveguide and attenuation on the fixed platform, place the product to be tested on the detection platform, and complete the positioning;

2. Control the rotation of the lifting drive gear by lifting or pressing the lifting drive handle;

3. The teeth on the lifting drive gear mesh with the teeth on the lifting drive rack. With the rotation of the lifting drive gear, the lifting drive rod rises/falls, thereby driving the detection platform and the product to be tested to rise/fall;

4. The product to be tested on the detection platform rises to the designated position, and after the waveguide detection head is in good contact with the test port of the product to be tested, the operator can start the test.

The beneficial effect of a feeding fixing mechanism for waveguide detection of the present invention is:

1. By manually pressing and lifting the handle, it is possible to precisely control the fit and separation of the waveguide and the communication port of millimeter wave communication products, improve the accuracy and efficiency of millimeter wave communication product testing, and improve the stability of product testing;

2. Improve the work efficiency of employees and help the production line to increase output;

3. There is no need to disassemble and assemble the waveguide frequently, which greatly reduces the risk of waveguide bending and damage during the production process, prolongs the service life of the waveguide and attenuator, reduces the need for replacement, and reduces costs.

The above descriptions are only examples of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the content of the description of the present invention, or directly or indirectly used in other related technical fields, shall be The same reasoning is included in the patent protection scope of the present invention.

Claims (10)

1. A feeding fixing mechanism for waveguide detection, characterized in that it includes: a frame, a fixed platform, a detection platform, a product positioning carrier, a lifting drive mechanism, A fixed platform for placing testing equipment is connected to the frame, the product positioning carrier is set on the testing platform for positioning the product to be tested, and the lifting drive mechanism is set in the frame , and drive the detection platform to move up and down on the frame, so that the detection interface of the product to be detected is movably connected with the detection head of the detection device located on the top of the frame, The lifting drive mechanism includes an outer casing, a lifting driving handle, a lifting driving gear, a lifting transmission rod, and a lifting transmission rack. The outer casing is arranged in the frame, and the lifting transmission rod is arranged in the frame. , and its top is connected with the detection platform, the lifting transmission rack is arranged on the side wall of the lifting transmission rod, the lifting driving gear is arranged in the outer shell through the rotation of the gear shaft, and the lifting The driving gear meshes with the lifting drive rack, and the lifting drive handle is fixed on the gear shafts on both sides of the lifting drive gear to drive the lifting drive gear to rotate in the housing, and the lifting drive rod is driven by the lifting drive rack Up and down movement, so as to realize the lifting movement of the detection platform, The product positioning carrier includes a profiling positioning base, a lateral positioning assembly for positioning the left and right positions of the product to be inspected, and a longitudinal positioning assembly for positioning the front and rear positions of the product to be inspected. The lateral positioning assembly is set On both sides of the profiling positioning base, the longitudinal positioning component is arranged on the rear side of the profiling positioning base. 2. A feeding and fixing mechanism for waveguide detection according to claim 1, characterized in that, a limit stop is set on the outer casing/the frame, and a limit stop is set on the lift drive handle The limit bolt matched with the block prevents the gear from being disengaged from the rack due to excessive rotation. 3 . The feeding and fixing mechanism for waveguide detection according to claim 2 , wherein the limit block includes an upper limit block and a lower limit block. 4 . 4. A feeding and fixing mechanism for waveguide detection according to claim 1, characterized in that, the frame is provided with a lifting guide column for guiding, and the detection platform slides with the lifting guide column through a sliding sleeve connect. 5. A feeding fixing mechanism for waveguide detection according to claim 1, wherein a buffer spring is wound around the lower part of the lifting guide column, and the top of the buffer spring is connected with the detection platform, so as to Perform lift buffering. 6. A feeding and fixing mechanism for waveguide detection according to claim 1, wherein the lateral positioning assembly includes a lateral fixing plate, a lateral connecting plate, and a lateral profiling positioning plate, and the The lateral fixing plates are arranged on both sides of the detection platform, the lateral connecting plates are elastically arranged on the inner side of the lateral fixing plates, and the lateral profiling positioning plates are arranged on the inner side of the lateral connecting plates, so as to Clamp or loosen the product to be inspected. 7. A feeding fixing mechanism for waveguide detection according to claim 1, characterized in that, the detection platform is provided with an adjustment guide chute, and the lateral connecting plate and/or the lateral imitation The bottom of the shaped positioning plate is flexibly connected with the adjustment guide chute. 8. A feeding and fixing mechanism for waveguide detection according to claim 1, wherein the longitudinal positioning assembly includes a longitudinal fixing plate, a longitudinal positioning push block, and an adjustment push rod, and the longitudinal fixing plate is arranged on On the rear side of the detection platform, the adjusting push rod is screwed to the longitudinal fixing plate, and the inner end of the adjusting push rod is provided with the longitudinal positioning push block. 9. A material feeding and fixing mechanism for waveguide detection according to claim 1, wherein a front positioning block opposite to the longitudinal positioning push block is arranged on the detection platform. 10. A material feeding and fixing mechanism for waveguide detection according to claim 1, characterized in that the bottom of the longitudinal positioning push block is movably connected with the profiling positioning base/testing platform.

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