CN212965288U

CN212965288U - Quick change equipment for testing automobile DCU

Info

Publication number: CN212965288U
Application number: CN202021484526.9U
Authority: CN
Inventors: 宋卿尧; 丁增辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-13
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a car DCU test quick change equipment, including section bar frame, lifting mechanism, product anchor clamps, shedding mechanism, quick change base, the type changing cylinder, test head. This design is an assembly structure with the test head design, the switching of the multiple product of being convenient for, and the remodelling cylinder is fixed in on the base, the gas circuit connection of test head quick change has not been had, more effectual remodelling time that has shortened, increase production efficiency, simplify gauge head design structure and reduce the product cost of remodeling simultaneously, wherein test head probe guard shield adopts flexible connection, can effectively compensate the small size deviation of product appearance location, the probability of the test head fish tail product that significantly reduces, and effectively reduced the number of times that the fastener appears when moving back, the test yields has been improved.

Description

Quick change equipment for testing automobile DCU

Technical Field

The utility model relates to an automobile automation equipment especially relates to an automobile DCU product testing quick change equipment.

Background

The reliability of a domain controller (dcu) of an automobile, which is a main part for controlling the whole automobile, is very important, and in order to ensure the reliability, a circuit board needs to be tested repeatedly during production, wherein one item is a program test. The existing common equipment is special for a special machine, and a whole set of test station can only test one DCU product. The equipment is not flexible, new equipment must be manufactured again after the product is updated, and old equipment is idle, so that the production resources are greatly wasted. In addition, the existing equipment is positioned by the shape, because the shell has casting errors, the positioning is inaccurate, the protective cover of the test head is in rigid friction with the inner side of the connector, the product is easily scratched, and the part is easily clamped when the part retreats after the test is finished, so that the reject ratio of the product is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the weak point and the shortcoming of above-mentioned existence, the utility model provides a car DCU product test quick change equipment is proposed.

The utility model provides a car DCU test quick change equipment which characterized in that: including section bar frame, lifting mechanism, product anchor clamps, shedding mechanism, quick change base, the cylinder of remodeling, the test head, lifting mechanism are fixed in the section bar frame downside, and product anchor clamps are fixed in the lifting mechanism upside, and the quick change base is installed in section bar frame upside, and the test head is installed on the quick change base, and shedding mechanism is located the lifting mechanism front side, and the cylinder of remodeling is fixed in quick change base top.

As a preferred technical scheme, the test head includes test head casing, decides the test head, moves the test head, material returned pole, connector, decides the test head and is fixed in test casing lower extreme, and the material returned pole is located test casing bottom, moves the test head and is fixed in elastic mechanism, and the cylinder is fixed in the quick change base.

As a preferred technical scheme, a polyurethane sleeve is sleeved outside the fixed bolt of the fixed test head and the fixed test shell.

As a preferred technical scheme, the material returning rod comprises a polyurethane rubber head, a fixed sleeve, a material returning rod, a spring and a gasket, wherein the polyurethane rubber head is fixed on the material returning rod, the spring is installed on the outer side of the material returning rod, the gasket is fixed at the upper end of the material returning rod, and the material returning rod moves up and down in the fixed sleeve.

As a preferred technical scheme, the test head shell comprises a quick-change plate, a side plate, a bottom plate, a positioning sleeve and a rear cover, wherein the positioning sleeve is fixed on the quick-change plate.

As a preferred technical scheme, the thickness of the polyurethane sleeve is 4mm, the height of the polyurethane sleeve is 10mm, and the hardness of the polyurethane sleeve is 30 degrees Shore.

The utility model discloses the theory of operation: the product is placed into a product clamp, the lifting mechanism lifts the product to a test head, a probe of the test head is connected with a connector of the product, a sensor detects the product in place, a test program is started, the lifting mechanism moves downwards after the test is finished, the product enables the connector to be separated from the probe of the test head under the thrust of a material returning rod, the connector and the probe of the test head fall along with the clamp, at the moment, an unloading cylinder rises, an unloading machine forms a certain gradient, and the product falls onto the unloading mechanism and slides to the outer side along the gradient. When the product is replaced, only the model replacing cylinder needs to be stretched out, and the new product measuring head can be pushed by the cylinder to stretch out and be connected with the product connector.

The utility model discloses the beneficial effect who reaches is: 1. according to the design, the air cylinder is fixed on the quick-change base instead of the interior of the quick-change measuring head, so that the connection of a pneumatic part is reduced when the testing head is changed, the model changing time is shortened, the design structure of the measuring head is simplified, and the model changing cost of a product is reduced; 2. the outer side of the connecting bolt of the fixed test head and the shell is provided with a polyurethane sleeve, the polyurethane sleeve is very soft, the fixed test head can elastically deform under the action of external force, so that the fixed test head has a certain movable amount in the horizontal direction, the movable amount can compensate the deviation of a shield of the fixed test head and the connector caused by inaccurate appearance of a product, and the product part is scratched or not smoothly returned due to the deviation, so that the non-defective rate of the product is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a cross-sectional view of a test head;

FIG. 3 is a cross-sectional view of the connection of the test head housing to the test head base;

FIG. 4 is a schematic view of a test head housing construction;

in the figure: 1. a profile frame; 2. a lifting mechanism; 3. a product clamp; 4. a discharge mechanism; 5. Quickly replacing the base; 6. a model changing cylinder; 7. a test head; 8. a test head housing; 9. determining a test head; 10. moving the test head; 11. a material returning rod; 111. a first gasket; 112. fixing a sleeve; 113. a spring; 114. a polyurethane rubber head; 12. a connector; 13. an elastic mechanism; 14. a test head housing floor; 15. a test head base; 16. a polyurethane sleeve; 17. a positioning sleeve; 18. a second gasket; 19. a bolt; 20. a sensor; 21. a discharge cylinder; 22. a positioning sleeve; 23. quickly replacing the plate; 24. a side plate; 25. a base plate; 26. and (7) a rear cover.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The utility model provides a car DCU test quick change equipment, includes section bar frame 1, lifting mechanism 2, product anchor clamps 3, shedding mechanism 4, quick change base 5, remodel cylinder 6, test head 7, lifting mechanism 2 is fixed in section bar frame 1 downside, and product anchor clamps 3 are fixed in the lifting mechanism upside, and quick change base 5 is installed in section bar frame upside, and test head 7 is installed on the quick change base, and shedding mechanism 4 is located the lifting mechanism front side, and remodel cylinder 6 is fixed in quick change base top. The model changing cylinder extends out when the model of the product is changed, the elastic mechanism on the inner side of the test head is pressed out downwards, the movable measuring head under the elastic mechanism can be in contact connection with the product connector rising along with the lifting mechanism, the model changing cylinder is fixed on the quick-changing base instead of the inside of the quick-changing measuring head in the design, the connection of a pneumatic part when the test head is changed is reduced, the model changing time is shortened, the design structure of the measuring head is simplified, and the model changing cost of the product is reduced.

Example 2

The utility model provides a car DCU product test quick change equipment, its test head includes test head casing 8, decide test head 9, move test head 10, material returned pole 11, connector 12, elastic mechanism 13, it is fixed in the casing lower extreme to decide the test head, the material returned pole is located the casing low part, it is fixed in the elastic mechanism downside to move the test head, the material returned pole includes that polyurethane glues head 114, fixed cover 112, spring 113, gasket one 111, polyurethane glues head 114 and is fixed in on material returned pole 11, spring 113 installs in the material returned pole 11 outside, gasket 111 is fixed in material returned pole upper end, the material returned pole can reciprocate in fixed cover 112. The fixed test head 9 is fixed at the lower end of the test shell 8, the material returning rod 11 is positioned at the bottom of the test shell, the movable test head 10 is fixed at the elastic mechanism 13, the air cylinder is fixed at the quick-change base, a product is placed into the product clamp 3, the lifting mechanism 2 lifts the product to the test head 7, a probe of the test head is connected with a connector of the product, the sensor 20 detects in place, a test program is started, the lifting mechanism moves downwards after the test is finished, the product enables the connector to be separated from the probe of the test head under the thrust of the material returning rod 11, the product descends along with the clamp, the discharging air cylinder 21 is lifted at the moment, the discharging mechanism 4 has a certain gradient, and the product falls onto. When the product is replaced, only the model replacing cylinder needs to be stretched out, and the new product measuring head can be pushed by the cylinder to stretch out and be connected with the product connector. After the test is finished, the product piece and the clamp are not compressed, the connector is not separated smoothly usually due to the fact that the size of the product piece and the clamp are slightly deviated, the product piece can be pushed away by the material returning rod under the pressure of the material returning rod, and the test is finished.

Example 3

A quick change device for testing automobile DCU products comprises a test head shell, a quick change plate 23, a side plate 24, a bottom plate 25, a positioning sleeve 22 and a rear cover 26, wherein the positioning sleeve 22 is fixed on the quick change plate, and the side plate, the bottom plate and the rear cover form a basic frame of the test head shell; the connecting part of the test head and the measuring head shell comprises a test head shell bottom plate 14, a test head base 15, a polyurethane sleeve 16, a positioning sleeve 17, a second gasket 18 and a bolt 19, wherein the test head base is connected with the lower side of the test head bottom plate through the bolt, the metal positioning sleeve and the polyurethane sleeve are sequentially sleeved on the outer side of the bolt, the gasket is fixed between the bolt and the positioning sleeve, and the polyurethane sleeve is very soft due to the fact that a certain gap is reserved between the positioning sleeve and a measuring head base hole, the thickness of the polyurethane sleeve is 4mm, the height of the polyurethane sleeve is 10mm, the hardness of the polyurethane sleeve is only 30 degrees Shore.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a car DCU test quick change equipment which characterized in that: including section bar frame, lifting mechanism, product anchor clamps, shedding mechanism, quick change base, the cylinder of remodeling, the test head, lifting mechanism are fixed in the section bar frame downside, and product anchor clamps are fixed in the lifting mechanism upside, and the quick change base is installed in section bar frame upside, and the test head is installed on the quick change base, and shedding mechanism is located the lifting mechanism front side, and the cylinder of remodeling is fixed in quick change base top.

2. The quick change device for testing the automobile DCU according to claim 1, wherein: the test head includes test head casing, fixed test head, moves test head, material returned pole, connector, decides the test head and is fixed in the test casing lower extreme, and the material returned pole is located test casing bottom, moves the test head and is fixed in elastic mechanism, and the cylinder is fixed in the quick change base.

3. The quick change device for testing the automobile DCU according to claim 2, wherein: and a polyurethane sleeve is sleeved outside the fixed bolt of the fixed test head and the test shell.

4. The quick change device for testing the automobile DCU according to claim 2, wherein: the material returning rod comprises a polyurethane rubber head, a fixing sleeve, a material returning rod, a spring and a gasket, wherein the polyurethane rubber head is fixed on the material returning rod, the spring is installed on the outer side of the material returning rod, the gasket is fixed at the upper end of the material returning rod, and the material returning rod moves up and down in the fixing sleeve.

5. The rapid test equipment for the automobile DCU according to claim 2, wherein: the test head shell comprises a quick-change plate, a side plate, a bottom plate, a positioning sleeve and a rear cover, wherein the positioning sleeve is fixed on the quick-change plate.

6. The rapid test equipment for the automobile DCU according to claim 3, wherein: the polyurethane sleeve is 4mm in thickness, 10mm in height and 30 degrees in Shore hardness.