CN216904870U

CN216904870U - High accuracy ADC production test equipment

Info

Publication number: CN216904870U
Application number: CN202220184359.9U
Authority: CN
Inventors: 杨华; 宜万兵; 彭福田
Original assignee: Shanghai Shuangshi Information Technology Co ltd
Current assignee: Shanghai Shuangshi Information Technology Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-07-05
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to the technical field of analog-digital converters and discloses high-precision ADC production testing equipment which comprises a mounting box, wherein a bidirectional screw rod is rotatably connected between the inner side walls of the mounting box through a bearing, and two screw rod sleeves are in threaded connection with the outer surface of the bidirectional screw rod. This high accuracy ADC production test equipment, it is rotatory to drive the worm wheel, and then it rotates to drive the horizontal pole, the horizontal pole drives the tooth rotation of dialling that sets up at its surface, it drives the lantern ring and second drive sprocket rotates through the recess to dial the tooth, second drive sprocket passes through drive chain and drives anchor clamps and rotate, and then it rotates to drive the high accuracy ADC of centre gripping, with the different work angle who adjusts high accuracy ADC, convenience of customers uses, when angle regulation, it can not touch the surface of mounting box to pay attention to the high accuracy ADC when rotating, when the test, even the position of test is at the back of high accuracy ADC, also can rotate the regulation through this mode, need not dismantle its follow anchor clamps repeatedly, and the work efficiency is improved.

Description

High accuracy ADC production test equipment

Technical Field

The utility model relates to the technical field of analog-digital converters, in particular to high-precision ADC production test equipment.

Background

An analog-to-digital converter, or ADC for short, generally refers to an electronic component that converts an analog signal into a digital signal. A typical analog-to-digital converter converts an input voltage signal into an output digital signal. Since digital signals do not have practical significance per se, only one relative magnitude is represented. Therefore, any analog-to-digital converter needs a reference analog quantity as a conversion standard, and a common reference standard is the maximum convertible signal size. The output digital quantity represents the magnitude of the input signal relative to the reference signal

Present high accuracy ADC when production, need detect it, present detection mode is with it fix on anchor clamps after, through the probe of visual observation and detection usefulness, detects, but present contained angle often presss from both sides tightly through the cylinder, though fixed firm, but when detecting other positions of high accuracy ADC, if detect its back, or need the multi-angle to detect time measuring, all need follow anchor clamps with high accuracy ADC and dismantle the back, adjustment angle presss from both sides tightly once more and uses comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides high-precision ADC production testing equipment, which solves the problem that when other positions of a high-precision ADC are detected, such as the back of the high-precision ADC, or when multi-angle detection is needed, the high-precision ADC is required to be detached from a clamp, and then the angle is adjusted to clamp again, so that the use is troublesome.

(II) technical scheme

The utility model provides the following technical scheme: a high-precision ADC production test device comprises a mounting box, wherein a bidirectional lead screw is rotatably connected between the inner side walls of the mounting box through a bearing, the outer surface of the bidirectional lead screw is in threaded connection with two lead screw sleeves, the outer surfaces of the two lead screw sleeves are respectively and fixedly provided with a movable plate, one opposite side of the two movable plates is respectively and rotatably connected with a rotating rod through a bearing, one opposite end of the two rotating rods is respectively and fixedly provided with a clamp, one opposite end of the two rotating rods is respectively and fixedly provided with a first transmission chain wheel, one opposite side of the two movable plates is respectively and rotatably connected with an inner hollow lantern ring through a bearing, the outer surface of the lantern ring is fixedly provided with a second transmission chain wheel, a transmission chain is arranged between the first transmission chain wheel and the second transmission chain wheel, the inner side wall of the mounting box is rotatably connected with a cross rod through a bearing, the outer surface of the cross rod is provided with a group of shifting teeth, the two lantern rings are sleeved on the outer surface of the cross rod, the inner wall of the lantern ring is provided with a group of grooves, and the grooves are matched with the shifting teeth.

Preferably, one end of the bidirectional screw rod penetrates through and extends to the outer side of the mounting box, and a handle is fixedly mounted on the bidirectional screw rod.

Preferably, the inside lateral wall of mounting box is connected with the worm through the bearing rotation, the surface fixed mounting of horizontal pole has the worm wheel, the worm with the worm wheel meshes mutually.

Preferably, the fixture comprises a C-shaped support, a telescopic rod is installed on the inner wall of the C-shaped support, a spring is sleeved on the outer surface of the telescopic rod, and a pressing plate is installed at one end of the telescopic rod.

Preferably, the number of the shifting teeth is more than four, and the shifting teeth are uniformly distributed on the outer surface of the cross rod.

Preferably, a flexible pad is fixedly mounted on the outer surface of the pressure plate.

(III) advantageous effects

Compared with the prior art, the utility model provides high-precision ADC production test equipment, which has the following beneficial effects:

(1) this high accuracy ADC production test equipment, when using, through the two-way lead screw that sets up, rotate two-way lead screw, make two lead screw sleeves drive the movable plate, the relative or back of the body removal of direction along the horizontal pole, thereby adjust the distance between two anchor clamps, with the high accuracy ADC that adapts to equidimension not, the application range of device has been enlarged, put high accuracy ADC between two anchor clamps, and insert the inside of C font support respectively with its both ends, under the elasticity of spring, make the clamp plate press from both sides tight high accuracy ADC, thereby play the effect of firm centre gripping, press from both sides tight back with high accuracy ADC, convenience of customers is to its test.

(2) This high accuracy ADC production test equipment, when using, the user is through rotating the worm, it is rotatory to drive the worm wheel, and then it rotates to drive the horizontal pole, the horizontal pole drives the setting and rotates at its surperficial group tooth of dialling, it drives the lantern ring and the rotation of second drive sprocket through the recess to dial the tooth, second drive sprocket passes through drive chain and drives anchor clamps rotation, and then it rotates to drive the high accuracy ADC of centre gripping, in order to adjust the different working angle of high accuracy ADC, convenience of customers uses, when angle regulation, it can not touch the surface of mounting box when rotating to pay attention to the high accuracy ADC, when the test, even the position of test is at the back of high accuracy ADC, also can rotate the regulation through this mode, need not dismantle its follow anchor clamps repeatedly, and the work efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B in FIG. 1 according to the present invention

FIG. 4 is a cross-sectional view of the cross bar of the present invention;

fig. 5 is a schematic cross-sectional view of the collar of the present invention.

In the figure: 1. mounting a box; 2. a bidirectional screw rod; 3. a screw rod sleeve; 4. moving the plate; 5. rotating the rod; 6. a clamp; 7. a first drive sprocket; 8. a collar; 9. a second drive sprocket; 10. a drive chain; 11. a cross bar; 12. shifting teeth; 13. a groove; 14. a worm; 15. a worm gear; 601. a C-shaped bracket; 602. a telescopic rod; 603. a spring; 604. and (7) pressing a plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a high-precision ADC production testing device comprises a mounting box 1, a bidirectional screw rod 2 is rotatably connected between the inner side walls of the mounting box 1 through a bearing, two screw rod sleeves 3 are in threaded connection with the outer surfaces of the bidirectional screw rod 2, moving plates 4 are fixedly mounted on the outer surfaces of the two screw rod sleeves 3, rotating rods 5 are rotatably connected to the opposite sides of the two moving plates 4 through bearings, clamps 6 are fixedly mounted at the opposite ends of the two rotating rods 5, a first transmission chain wheel 7 is fixedly mounted at the opposite ends of the two rotating rods 5, a hollow lantern ring 8 is rotatably connected to the opposite sides of the two moving plates 4 through bearings, a second transmission chain wheel 9 is fixedly mounted on the outer surface of the lantern ring 8, a transmission chain 10 is arranged between the first transmission chain wheel 7 and the second transmission chain wheel 9, a cross rod 11 is rotatably connected to the inner side walls of the mounting box 1 through bearings, the surface of horizontal pole 11 is equipped with a set of and dials tooth 12, and two lantern rings 8 all overlap the surface at horizontal pole 11, have seted up a set of recess 13 on the inner wall of lantern ring 8, and recess 13 agrees with mutually with dialling tooth 12.

Furthermore, one end of the bidirectional screw rod 2 penetrates through and extends to the outer side of the mounting box 1, and a handle is fixedly mounted on the bidirectional screw rod.

The effect of convenient use is played, and the user accessible rotates the mode of handle, drives two-way lead screw 2 and rotates.

Furthermore, a worm 14 is rotatably connected between the inner side walls of the mounting box 1 through a bearing, a worm wheel 15 is fixedly mounted on the outer surface of the cross rod 11, and the worm 14 is meshed with the worm wheel 15.

The user is through rotating worm 14, and it is rotatory to drive worm wheel 15, and then drives horizontal pole 11 and rotate, and horizontal pole 11 drives setting up and dials tooth 12 and rotate at its surface, dials tooth 12 and drives lantern ring 8 and second drive sprocket 9 through recess 13 and rotates, and second drive sprocket 9 drives anchor clamps 6 through drive chain 10 and rotates, and then drives the high accuracy ADC rotation of centre gripping to adjust the different working angle of high accuracy ADC, convenience of customers uses.

Further, the clamp 6 comprises a C-shaped support 601, an expansion rod 602 is mounted on the inner wall of the C-shaped support 601, a spring 603 is sleeved on the outer surface of the expansion rod 602, and a pressing plate 604 is mounted at one end of the expansion rod 602.

When the high-precision ADC clamp is used, the high-precision ADC is placed between the two clamps 6, two ends of the high-precision ADC are respectively inserted into the C-shaped supports 601, and the high-precision ADC is clamped by the pressing plate 604 under the elastic force of the springs 603, so that the effect of stable clamping is achieved.

Furthermore, the number of the shifting teeth 12 is more than four, and the shifting teeth are uniformly distributed on the outer surface of the cross rod 11.

The uniform stress of each shifting tooth 12 is ensured, and when a user rotates the cross rod 11, the cross rod 11 is ensured to rotate smoothly.

Furthermore, the outer surface of the pressing plate 604 is fixedly provided with the flexible pad, so that the friction force between the pressing plate 604 and the high-precision ADC is increased, the clamping mark is avoided, and the phenomenon of damaging the high-precision ADC is avoided.

In conclusion, when the high-precision ADC production testing equipment is used, the two-way screw rod 2 is rotated through the two-way screw rod 2, the two screw rod sleeves 3 drive the moving plate 4 to move oppositely or oppositely along the direction of the cross rod 11, so that the distance between the two clamps 6 is adjusted to adapt to high-precision ADCs with different sizes, the application range of the device is expanded, the high-precision ADC is placed between the two clamps 6, the two ends of the high-precision ADC are respectively inserted into the C-shaped supports 601, the high-precision ADC is clamped by the pressing plate 604 under the elastic force of the spring 603, the effect of stable clamping is achieved, and after the high-precision ADC is clamped, a user can conveniently test the high-precision ADC.

This high accuracy ADC production test equipment, when using, the user is through rotating worm 14, it is rotatory to drive worm wheel 15, and then drive horizontal pole 11 and rotate, horizontal pole 11 drives the setting and dials tooth 12 and rotates at its surface, it drives lantern ring 8 and second drive sprocket 9 through recess 13 to dial tooth 12 and rotates, second drive sprocket 9 drives anchor clamps 6 through drive chain 10 and rotates, and then drive the high accuracy ADC of centre gripping and rotate, with the different work angle of adjusting high accuracy ADC, convenience of customers uses, when angle regulation, it can not touch the surface of mounting box 1 when rotating to note high accuracy ADC, when testing, even the position of test is at the back of high accuracy ADC, also can rotate the regulation through this mode, need not dismantle its repeated from anchor clamps, and the work efficiency is improved.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy ADC production test equipment, includes mounting box (1), its characterized in that: the mounting box is characterized in that a bidirectional lead screw (2) is rotatably connected between the inner side walls of the mounting box (1) through a bearing, the outer surface of the bidirectional lead screw (2) is in threaded connection with two lead screw sleeves (3), a movable plate (4) is fixedly mounted on the outer surface of each lead screw sleeve (3), one opposite side of each movable plate (4) is rotatably connected with a rotating rod (5) through a bearing, one opposite end of each rotating rod (5) is fixedly mounted with a clamp (6), one opposite end of each rotating rod (5) is fixedly mounted with a first transmission chain wheel (7), one opposite side of each movable plate (4) is rotatably connected with a hollow lantern ring (8) through a bearing, the outer surface of the lantern ring (8) is fixedly mounted with a second transmission chain wheel (9), and a transmission chain (10) is arranged between the first transmission chain wheel (7) and the second transmission chain wheel (9), the mounting box is characterized in that a cross rod (11) is rotatably connected to the inner side wall of the mounting box (1) through a bearing, a set of shifting teeth (12) are arranged on the outer surface of the cross rod (11), two sets of sleeves (8) are all sleeved on the outer surface of the cross rod (11), a set of grooves (13) are formed in the inner wall of each sleeve (8), and the grooves (13) are matched with the shifting teeth (12).

2. A high precision ADC production test apparatus according to claim 1, wherein: one end of the bidirectional screw rod (2) penetrates through and extends to the outer side of the mounting box (1), and a handle is fixedly mounted on the outer side of the mounting box.

3. A high precision ADC production test apparatus according to claim 1, wherein: the worm (14) are connected between the inner side walls of the mounting box (1) in a rotating mode through bearings, worm wheels (15) are fixedly mounted on the outer surfaces of the cross rods (11), and the worm (14) is meshed with the worm wheels (15).

4. A high precision ADC production test apparatus according to claim 1, wherein: anchor clamps (6) include C font support (601), install telescopic link (602) on the inner wall of C font support (601), the outer surface cover of telescopic link (602) is equipped with spring (603), clamp plate (604) are installed to the one end of telescopic link (602).

5. A high precision ADC production test apparatus according to claim 1, wherein: the number of the shifting teeth (12) is more than four, and the shifting teeth are uniformly distributed on the outer surface of the cross rod (11).

6. A high accuracy ADC production test equipment according to claim 4, wherein: and a flexible pad is fixedly arranged on the outer surface of the pressure plate (604).