CN218445841U

CN218445841U - Lifting mechanism of board feeding test equipment

Info

Publication number: CN218445841U
Application number: CN202222682513.8U
Authority: CN
Inventors: 林志成; 廖林斌; 康中明; 刘艳军; 谭雪平
Original assignee: Zhongshan Tuodian Electronic Technology Co ltd
Current assignee: Zhongshan Tuodian Electronic Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-03
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a send lifting mechanism of board test equipment, send board test equipment to include: the lifting mechanism comprises a connecting frame fixedly arranged on the rack, a lifting frame used for bearing the circuit board and a connecting lifting frame are arranged on the connecting frame, and the lifting mechanism is used for lifting the lifting frame.

Description

Lifting mechanism of board feeding test equipment

Technical Field

The utility model relates to a send board test equipment technical field, especially relate to a send board test equipment's lifting mechanism.

Background

In the trade of production processing circuit board, for guaranteeing the performance of circuit board normally, testing procedure is indispensable, and in the present board test equipment that send, because do not have lifting accredited testing organization, consequently when testing circuit board, other circuit boards can't continue to carry through sending board test equipment, can only wait that the circuit board test of testing finishes, just can continue to transport the circuit board, and its detection efficiency is low.

The patent of the invention adopts the structure to realize the automatic carrying and automatic detection functions of the circuit board, needs to arrange a conveying device beside the test equipment, has large floor area, and has complex structure and high cost because the feeding, blanking and conveying device needs to be additionally arranged.

In the process of testing the circuit board, the circuit board is continuously stressed downwards, fine vibration easily damages precise electronic components, and a mechanism for supporting the circuit board has higher stability requirement, so that the lifting mechanism in the circuit board testing equipment is a technical scheme which is difficult to effectively realize in the industry at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a solve above-mentioned technical problem and can effectively lift the lifting mechanism that the circuit board sent the board test equipment to test.

The utility model discloses a solve its technical problem and the technical scheme who adopts provides a lifting mechanism who send board test equipment, send board test equipment to include: the lifting mechanism comprises a connecting frame fixedly arranged on the frame, a lifting frame used for bearing the circuit board and connected with the lifting frame are arranged on the connecting frame, and the lifting mechanism is used for lifting the lifting frame.

As a further improvement, the lifting device is a two-stage lifting device, and the two-stage lifting device includes one section lifting subassembly and the two-stage lifting subassembly of jacking lifting frame, and two-stage lifting subassembly includes the top push board and drives the top push board and remove and push away drive arrangement, and the upper surface of top push board has first top and pushes away the inclined plane, and when one section lifting subassembly lifting frame was pushed away the work area of top push board, top push board pushed away through first top inclined plane and is pushed away and bearing lifting frame.

As a further improvement, the pushing driving device is an X-axis driving piece for driving the pushing plate to move horizontally.

As the utility model discloses a further improvement, two-stage process lifting subassembly still pushes away connecting plate and link and the X axle sliding rail set spare that pushes away the connecting plate including the top of connecting the push pedal, and X axle driving piece sets up on the link, and drives and push away the horizontal migration of connecting plate on X axle sliding rail set spare.

As a further improvement, the lifting frame comprises a lifting main frame and supporting pieces arranged at two ends of the lifting main frame, and the top pushing plate pushes the supporting pieces.

As a further improvement of the present invention, the support member can be rotated on the lifting main frame around the axis of the support member.

As a further improvement, the upper surface of the top pushing plate is also provided with a bearing plane.

As a further improvement, the utility model discloses a Z axle driving piece that one section lifting subassembly reciprocated including connecting on the link and being used for driving the lifting frame.

As a further improvement, the utility model is provided with a Z-axis slide rail component on the connecting frame, and the lifting frame is connected on the Z-axis slide rail component and can slide up and down.

As a further improvement, the frame comprises a conveyor belt component, and when the lifting device does not lift the lifting frame, the conveyor belt component bears the lifting frame.

The utility model has the advantages that:

1. because the in-process at the test circuit board detecting element can produce decurrent pressure to the circuit board irregularly, consequently, there is high stability requirement to the lifting mechanism of circuit board, lifting test circuit board's mechanism has not appeared yet in the prior art, adopt the utility model discloses a lifting mechanism send the board test, lateral shifting through the top push pedal pushes away and bearing lifting frame, at the in-process of circuit board test, the top push pedal undertakes the decurrent pressure of irregularity that the lifting frame received, but because this partial pressure is not applyed on the X axle driving piece of drive top push pedal lateral shifting, but directly undertake decurrent pressure by the top push connecting plate of connecting the top push pedal and the X axle sliding rail set spare of connecting the top push connecting plate, and X axle sliding rail set spare direct fixed mounting is on the link, receive the direction of pressure and X axle driven direction mutually perpendicular, make the top push pedal at the in-process of work, X axle driving piece can not be compressed because of atress, thereby lead to vibrations or unstability, when effectively stabilizing bearing lifting frame, because the lifting frame still connects on the Z axle driving piece, consequently also can not take place vibrations and produce about, thereby the skew in the test circuit board in-process other test equipment from the conveying belt, thereby the conveying efficiency is saved.

2. The lifting mechanism is divided into two sections for lifting, the first section is rapid lifting, the passing rate of the circuit board is improved, the beat is shortened, and the efficiency is improved; the second section is lifted at a low speed for accurately positioning the circuit board, so that each test interface of the circuit board is accurately positioned and uniformly stressed.

Drawings

FIG. 1 is a state diagram of the present invention in use in a plate feeding test apparatus;

FIG. 2 is a schematic view of the present invention when not lifted;

fig. 3 is a schematic structural diagram of the lifting device of the present invention;

FIG. 4 is an exploded view of a part of the structure of the present invention;

FIG. 5 is a schematic structural view of the present invention with a part of the structure thereof not lifted;

FIG. 6 is a schematic view of the partially constructed two stage lift assembly of the present invention in operation;

figure 7 is an exploded view of the lifting frame of the present invention;

fig. 8 is a structural view of the top board of the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-8, the utility model provides a send lifting mechanism of board test equipment, include: the device comprises a rack 1 and a test component 6 arranged on the rack 1, wherein the lifting mechanism comprises a connecting frame 7 fixedly arranged on the rack 1, and a lifting frame 4 for supporting a circuit board, a lifting device connected with the lifting frame 4 and used for lifting the lifting frame 4 are arranged on the connecting frame 7; the lifting device is a two-section lifting device, the two-section lifting device comprises a first section lifting assembly 3 of a lifting frame 4 and a second section lifting assembly 5, the second section lifting assembly 5 comprises a top push plate 51 and a pushing driving device for driving the top push plate 51 to move, the upper surface of the top push plate 51 is provided with a first pushing inclined surface 511, and when the first section lifting assembly 3 lifts the lifting frame 4 to the working area of the top push plate 51, the top push plate 51 pushes and supports the lifting frame 4 through the first pushing inclined surface 511; the specific movement process is that, firstly, a tested circuit board enters the interior of the board feeding test equipment through the conveyor belt component 2, as can be seen from the exploded diagram in fig. 4, the blocking motor 11 is arranged on the rack 1, the circuit board abuts against the blocking motor 11, and the blocking motor 11 plays a role in limiting and positioning, then, the lifting frame 4 is lifted by the first section of lifting component 3, so that the lifting frame 4 supports the circuit board to ascend, a positioning pin is arranged on the lifting frame 4 to position and limit the circuit board, when the first section of lifting component 3 is lifted to a certain height, the second section of lifting component 5 drives the top push plate 51 to push and lift the lifting frame 4 for a distance through the pushing driving device, and then when the second section of lifting component 5 is still, the top push plate 51 supports the lifting frame 4 to test the circuit board; because there is a large amount of different kinds of test component 6 among the prior art, because the principle of test is the same, consequently the utility model discloses all can form a complete set and use, consequently the utility model discloses not too much elucidate test component 6's structural configuration.

The pushing driving device is an X-axis driving piece for driving the pushing plate 51 to move horizontally; the X-axis driving piece is in screw rod transmission or linear transmission of the X-axis cylinder 54.

The two-section lifting assembly 5 further comprises a pushing connecting plate 52 connected with the pushing plate 51 and an X-axis sliding rail assembly 53 connected with the connecting frame 7 and the pushing connecting plate 52, the X-axis driving piece is arranged on the connecting frame 7 and drives the pushing connecting plate 52 to horizontally move on the X-axis sliding rail assembly 53; as can be seen from the exploded view of fig. 4, a first limiting groove 521 and a second limiting boss 522 are arranged on the pushing connecting plate 52, one of the pushing plates 51 is arranged in the first limiting groove 521, the inner side wall of the lower side of the first limiting groove 521 contacts with the pushing plate, the other of the pushing plates 51 is arranged on the upper portion of the second limiting boss 522, the outer side wall of the upper side of the second limiting boss 522 contacts with the other pushing plate, and the first limiting groove 521 and the second limiting boss 522 are designed to enable the pushing connecting plate 52 to share part of the downward pressure generated by the supporting and lifting frame 4.

The lifting frame 4 comprises a lifting main frame 43 and supporting pieces 41 arranged at two ends of the lifting main frame 43, and the jacking plate 51 pushes the supporting pieces 41; as can be seen from fig. 5, the first section of lifting assembly 3 is lifted by directly lifting the lifting main frame 43, a position where the lifting main frame 43 is matched with the first section of lifting assembly 3 is provided with a clamping groove, the first section of lifting assembly 3 is provided with a matching block matched with the clamping groove, so that a matching and limiting effect is achieved, and as the positions where the first section of lifting assembly 3 and the pushing plate 51 are pushed are different, when the lifting assembly is switched to lift, smooth switching can be achieved without other special matching and connection; the both ends of lifting body frame 43 still are equipped with spacing cooperation piece 42, and spacing cooperation piece 42 is installed in one side of Z axle slider 321, and when the circuit board unstability dropped, spacing cooperation piece 42 can restrict the direction of dropping of Z axle slider 321.

The support 41 is rotatable on the lifting main frame 43 about the axis of the support 41; because the top push plate 51 needs to push away lifting support 41, consequently does the utility model discloses a preferred scheme, support 41 should be for the gyration part so that support 41 can rotate on lifting body frame 43, reduces the during operation, and support 41 and the produced frictional force of top push plate 51 reciprocal motion to improve the life-span and the result of use of product, also effectively reduce the vibrations that lifting frame 4 produced when pushing away.

The upper surface of the top push plate 51 is also provided with a bearing plane 512; as can be seen from fig. 8, due to the problems of processing errors and matching precision, the same height cannot be achieved after the lifting frame 4 is lifted by one section of the lifting assembly 3 at each time, so that the first pushing inclined plane 511 is provided to be compatible with the lifting frame 4 with different processing errors for lifting, and then the supporting member 41 on the lifting frame 4 is placed on the supporting plane 512 of the pushing plate 51 after the pushing plate 51 moves transversely for a certain distance, so as to effectively support the lifting frame 4.

The lifting assembly 3 comprises a Z-axis driving piece which is connected to the connecting frame 7 and used for driving the lifting frame 4 to move up and down; as a preferred scheme of the utility model, the Z-axis driving piece is a Z-axis cylinder 31, the Z-axis cylinder 31 is connected to the connecting frame 7 through a Z-axis transition plate 311 and pushes the lifting frame 4 to move up and down, and when the top push plate 51 bears the lifting frame 4, the Z-axis cylinder 31 does not need to be in contact with the lifting frame 4; the arrangement of the Z-axis transition plate 311 can enable a certain gap to be reserved between the Z-axis cylinder 31 and the connecting frame 7, so that the contact with the connecting frame 7 when the lifting frame 4 is pushed to move up and down is avoided.

A Z-axis sliding rail assembly 32 is arranged on the connecting frame 7, and the lifting frame 4 is connected to the Z-axis sliding rail assembly 32 and can slide up and down; the connecting frame 7 comprises a mounting side plate 12, the Z-axis slide rail assembly 32 comprises a Z-axis slide rail fixedly connected to the mounting side plate 12 and a Z-axis slide block 321 which slides up and down on the Z-axis slide rail and is connected with the lifting frame 4, so that the lifting frame 4 can only vertically slide up and down along the mounting direction of the Z-axis slide rail, the deviation of the left and right positions of the lifting frame 4 caused by vibration in the lifting process is avoided, the stability is improved, and the possibility of damage of electronic elements on a circuit board is reduced.

The X-axis slide rail assembly 53 comprises an X-axis slide rail 532 fixedly connected to the connecting frame 7 and an X-axis slide block 531 sliding left and right on the X-axis slide rail 532 and connected to the pushing connecting plate 52; x axle slide rail 532 sets up on installation curb plate 12, the utility model discloses a lateral shifting top of push pedal 51 pushes away and bearing lifting frame 4, push pedal 51 receives the decurrent pressure that comes from lifting frame 4 irregularly in the circuit board test process, but because the pressure of this part is not applying the X axle driving piece at drive push pedal 51 lateral shifting, but push away connecting plate 52 and the X axle sliding rail set spare 53 of connecting top push pedal 51 by connecting push pedal 51 and directly undertake decurrent pressure, and the direct fixed mounting of X axle sliding rail set spare 53 is on link 7, the direction of pressure and the driven direction mutually perpendicular of X axle driving piece, can not lead to the compression because of X axle driving piece atress, thereby lead to the production of vibrations, in effective stable bearing lifting frame 4, because lifting frame 4 still connects on Z axle sliding rail set spare 32, consequently also can not take place vibrations and produce and control the skew.

The X-axis sliding rail assemblies 53 are symmetrically arranged at the upper side and the lower side of the X-axis driving part; the stability during operation is improved.

The frame 1 includes conveyor belt assembly 2, and when two-stage form lifting device did not lift lifting frame 4, conveyor belt assembly 2 bearing lifting frame 4 was equipped with conveyer belt recess 21 on the conveyor belt assembly 2, when transporting the circuit board, lifting frame 4 descends and places in the conveyer belt 21.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A lifting mechanism of a board feeding test device, the board feeding test device comprising: frame (1) and setting are in test component (6) in frame (1), its characterized in that, lifting mechanism including fixed set up in link (7) on frame (1), be equipped with lifting frame (4) and the connection that are used for bearing circuit board on link (7) lifting frame (4), and be used for the lifting the elevating gear of lifting frame (4).

2. The lifting mechanism of the board conveying testing equipment, according to claim 1, wherein the lifting device is a two-stage lifting device, the two-stage lifting device comprises a first lifting component (3) and a second lifting component (5) which lift the lifting frame (4), the second lifting component (5) comprises a pushing plate (51) and a pushing driving device which drives the pushing plate (51) to move, a first pushing inclined plane (511) is arranged on the upper surface of the pushing plate (51), the lifting frame (4) is lifted by the first lifting component (3) until the working area of the pushing plate (51) is reached, and the pushing plate (51) pushes and supports the lifting frame (4) through the first pushing inclined plane (511).

3. The lifting mechanism of a board feeding testing device as claimed in claim 2, wherein the pushing driving device is an X-axis driving member for driving the pushing board (51) to move horizontally.

4. The lifting mechanism of the plate feeding test equipment as claimed in claim 3, wherein the two-stage lifting assembly (5) further comprises a pushing connecting plate (52) connected with the pushing plate (51) and an X-axis slide rail assembly (53) connected with the connecting frame (7) and the pushing connecting plate (52), and the X-axis driving member is arranged on the connecting frame (7) and drives the pushing connecting plate (52) to horizontally move on the X-axis slide rail assembly (53).

5. The lifting mechanism of a board conveying test device according to claim 2, wherein the lifting frame (4) comprises a lifting main frame (43) and supporting members (41) arranged at two ends of the lifting main frame (43), and the jacking plate (51) jacks the supporting members (41).

6. The lifting mechanism of a web fed test device according to claim 5, characterized in that the support (41) is rotatable on the lifting mainframe (43) about the axis of the support (41).

7. The lifting mechanism of a board feeding testing device as claimed in claim 2, characterized in that the upper surface of the top pushing board (51) is further provided with a bearing plane (512).

8. The lifting mechanism of a board feeding testing device as claimed in claim 2, characterized in that the length of lifting assembly (3) comprises a Z-axis drive connected to the connecting frame (7) for driving the lifting frame (4) up and down.

9. The lifting mechanism of a board feeding testing device according to claim 1, wherein a Z-axis slide rail assembly (32) is provided on the connecting frame (7), and the lifting frame (4) is connected to the Z-axis slide rail assembly (32) and can slide up and down.

10. The lifting mechanism of a board feeding testing device according to claim 1, characterized in that the frame (1) comprises a conveyor belt assembly (2), the conveyor belt assembly (2) carrying the lifting frame (4) when the lifting device is not lifting the lifting frame (4).