Platform jacking mechanism and electronic product detection equipment

Abstract

The utility model discloses a platform jacking mechanism and electronic product detection equipment. The platform jacking mechanism comprises a jacking module and a jacking plate, the jacking module comprises a support, a stepping motor and a crank, guide rails are arranged on the two sides of the support, the stepping motor is transversely arranged, the first end of the crank is connected with the output end of the stepping motor, and a bearing is arranged at the second end of the crank; the jacking plate is connected with the crank and provided with a sliding groove, the width of the sliding groove is matched with the diameter of the bearing, the bearing is arranged in the sliding groove in a penetrating mode, sliding blocks are installed on the two sides of the jacking plate, and the sliding blocks slide up and down along the guide rails. A transverse motor driving structure is adopted, and the jacking plate is jacked by combining a crank and a sliding groove structure; sliding blocks are mounted on the two sides of the jacking plate and slide up and down along the guide rails, so that the jacking height and the jacking speed are controllable; a platform compact guide structure is adopted, so that the module height is further reduced; the problem that a jacking structure is driven by a motor under the condition that the space in the vertical direction is limited can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic product testing equipment, in particular to a platform lifting mechanism and electronic product testing equipment. Background Art

[0002] The motion function test of wearable 3C electronic products usually requires lifting the electronic products. The current ball screw thread lifting solution is to install the screw and motor vertically, which makes it difficult to control the height of the test platform; the height of the motor and other actuators exceeds the installation space of the lower box of the detection equipment, and the screw is in the center of the test platform and needs to pass through the platform surface to protrude from the installation surface of the test platform. The lifting mechanism is large in size, difficult to install, and inconvenient to debug. The entire drive module cannot be hidden in the lower box, and all loads are borne by the motor axially, which limits the overall function of the machine, poor stability, and low life. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a platform lifting mechanism, which can solve the problem of using a motor-driven lifting structure when the vertical space is limited.

[0004] On the one hand, an embodiment of the utility model provides a platform jacking mechanism, including a jacking module and a jacking plate; the jacking module includes a bracket, a stepper motor and a crank, guide rails are arranged on both sides of the bracket, the stepper motor is arranged horizontally, the first end of the crank is connected to the output end of the stepper motor, and the second end of the crank is provided with a bearing; the jacking plate is connected to the crank, and the jacking plate is provided with a slide groove, the width of the slide groove is adapted to the diameter of the bearing, the bearing is inserted into the slide groove, and sliders are installed on both sides of the jacking plate, and the sliders slide up and down along the guide rails.

[0005] According to some embodiments of the present invention, the bracket includes a fixing plate and a supporting plate, and the supporting plate is vertically connected to the fixing plate.

[0006] According to some embodiments of the present invention, a slot is provided on one side of the fixing plate.

[0007] According to some embodiments of the present utility model, the lifting module also includes a photoelectric sensor, and the photoelectric sensor is installed in the card slot.

[0008] According to some embodiments of the present utility model, the fixing plate is provided with a through hole, and the output end of the stepping motor is passed through the through hole.

[0009] According to some embodiments of the present utility model, the crank is provided with a fixing hole, and the crank is fixed to the output end of the stepper motor through the fixing hole.

[0010] According to some embodiments of the present invention, the stepper motor is a reduction motor with a brake.

[0011] According to some embodiments of the utility model, fixed blocks are installed on both sides of the lifting plate, and the sliding block is installed on the lifting plate through the fixed blocks.

[0012] According to some embodiments of the present invention, a connection hole is provided on the lifting plate.

[0013] On the other hand, an embodiment of the present invention provides an electronic product testing device, including the above-mentioned platform lifting mechanism.

[0014] The utility model has at least the following beneficial effects:

[0015] The platform lifting mechanism includes a lifting module and a lifting plate. The lifting module includes a bracket, a stepper motor and a crank. Guide rails are arranged on both sides of the bracket. The lifting plate is connected to the crank. The lifting plate is provided with a slide groove, and the bearing is inserted into the slide groove. A horizontal motor drive structure is adopted to lift the lifting plate in combination with the crank and the slide groove structure. Slide blocks are installed on both sides of the lifting plate, and the slide blocks slide up and down along the guide rails to achieve controllable lifting height and lifting speed. The platform compact guide structure is adopted to further reduce the module height. It can solve the problem of using a motor drive method to lift the structure when the vertical space is limited, reduce the volume of the overall structure, reduce the height of the lower box of the equipment, reduce the center of gravity of the equipment, and improve stability and life.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0018] Figure 1 It is a structural schematic diagram of the platform lifting mechanism of an embodiment of the utility model;

[0019] Figure 2 for Figure 1 A structural schematic diagram of the platform jacking mechanism from another perspective is shown;

[0020] Figure 3 for Figure 1 A schematic structural diagram of a jacking module of a platform jacking mechanism is shown;

[0021] Figure 4 for Figure 1 A schematic diagram of the structure of the support of the jacking module of the platform jacking mechanism is shown;

[0022] Figure 5 for Figure 1 A schematic structural diagram of a jacking plate of a platform jacking mechanism is shown.

[0023] Reference numerals:

[0024] Lifting module 100, bracket 110, fixing plate 111, support plate 112, through hole 113, stepping motor 120, crank 130, bearing 131, fixing hole 132, guide rail 140, slot 150, photoelectric sensor 160;

[0025] Lifting plate 200 , slide groove 210 , connecting hole 211 , sliding block 220 , and fixing block 230 . DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as a limitation on the present invention.

[0028] In the description of the present utility model, "several" means one or more, "multiple" means more than two, greater than, less than, and exceeding are understood as not including the number itself, and "above", "below", and "within" are understood as including the number itself. If there is a description of "first", "second", etc., it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0029] In the description of the present utility model, unless otherwise clearly defined, words such as “set,” “install,” “connect,” and “connected” should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above words in the present utility model based on the specific content of the technical solution.

[0030] The technical solution of the utility model is described in detail below through the accompanying drawings and specific embodiments:

[0031] Please refer to Figures 1 to 3 This embodiment discloses a platform lifting mechanism, including a lifting module 100 and a lifting plate 200; the lifting module 100 includes a bracket 110, a stepper motor 120 and a crank 130, guide rails 140 are arranged on both sides of the bracket 110, the stepper motor 120 is arranged horizontally, the first end of the crank 130 is connected to the output end of the stepper motor 120, and the second end of the crank 130 is arranged with a bearing 131; the lifting plate 200 is connected to the crank 130, and the lifting plate 200 is provided with a slide 210, the width of the slide 210 is adapted to the diameter of the bearing 131, and the bearing 131 is inserted in the slide 210, and sliders 220 are installed on both sides of the lifting plate 200, and the sliders 220 slide up and down along the guide rails 140. It should be noted that the slide 210 can be arranged horizontally or have a certain slope, for example, the angle with the horizontal line is 5° or 10°. The stepper motor 120 drives the crank 130 to rotate, and the bearing 131 slides in the slide groove 210 to push the lifting plate 200 up and down; a horizontal motor drive structure is adopted, and the lifting plate 200 is lifted in combination with the crank 130 and the slide groove 210 structure; sliders 220 are installed on both sides of the lifting plate 200, and the sliders 220 slide up and down along the guide rails 140 to achieve controllable lifting height and lifting speed; a stepper motor 120 is adopted to provide sufficient rocker arm torque; a compact guide structure is adopted to further reduce the module height; the volume of the overall structure is reduced, the height of the lower box of the equipment is reduced, and the center of gravity is lowered.

[0032] Please refer to Figure 3 and Figure 4 The bracket 110 includes a fixing plate 111 and a supporting plate 112, and the supporting plate 112 is vertically connected to the fixing plate 111. The supporting plate 112 supports the stepping motor 120 to drive the crank 130 to rotate.

[0033] Please refer to Figure 3 The lifting module 100 further includes a photoelectric sensor 160. A card slot 150 is provided on one side of the fixing plate 111. The photoelectric sensor 160 is installed in the card slot 150. In the initial state, the photoelectric sensor 160 triggers the descent to the origin, and then the stepping motor 120 is enabled and keeps working.

[0034] Please refer to Figure 4 The fixing plate 111 is provided with a through hole 113 , and the output end of the stepping motor 120 is passed through the through hole 113 .

[0035] Please refer to Figure 3 The crank 130 is provided with a fixing hole 132 , and the crank 130 is fixed to the output end of the stepping motor 120 through the fixing hole 132 .

[0036] Please refer to Figure 3 The stepper motor 120 is a reduction motor with a brake. The stepper motor 120 with a brake reducer is used to provide sufficient rocker arm torque and prevent the rocker arm from falling when the power is off.

[0037] Please refer to Figure 5 , fixed blocks 230 are installed on both sides of the lifting plate 200, and the slider 220 is installed on the lifting plate 200 through the fixed blocks 230. The stepper motor 120 drives the crank 130 to rotate, the bearing 131 slides in the slide groove 210, and the slider 220 slides up and down along the guide rail 140, pushing the lifting plate 200 to move up and down, so that the lifting height and lifting speed can be controlled.

[0038] Please refer to Figure 4 The lifting plate 200 is provided with a connection hole 211, and the lifting plate 200 is connected to the test platform through the connection hole 211. When the lifting plate 200 moves up and down, the test platform is driven to rise and fall.

[0039] This embodiment also discloses an electronic product testing device, including the above-mentioned platform lifting mechanism and a test platform; the platform lifting mechanism provides power for the lifting and lowering of the test platform and is installed under the test platform, that is, installed in the lower box of the electronic product testing device.

[0040] After the platform lifting mechanism is installed on the electronic product testing equipment, its operation is automatically controlled by the equipment. In the initial state, the platform lifting mechanism is triggered by the photoelectric sensor 160, and then the stepper motor 130 is enabled and maintains the state to be tested. When the product to be tested is placed in the testing equipment, the detection action process is started, and the lifting module 100 will cooperate with other motion components to perform compound motion; the stepper motor 120 drives the crank 130 to rotate, the bearing 131 slides in the slide groove 210, and the slider 220 slides upward along the guide rail 140, pushing the lifting plate 200 to move upward, so that the lifting height and lifting speed can be controlled. After the test is completed, the stepper motor 130 rotates the crank 131, and the test platform is lowered back to the origin and returned to the state to be tested. The platform lifting mechanism can meet the requirements of controlling the height and lifting speed of the platform under limited vertical space; the roller groove and the lifting block are assembled, and different materials are used to cope with different working conditions, which improves the reliability of the structure and reduces the cost. The platform lifting height and lifting speed can be controlled, and the platform lifting movement can be precisely guided; the design is compact, and the platform lifting is driven by a horizontal motor, which reduces the center of gravity height of the whole machine and improves the stability of the whole machine operation.

[0041] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A platform lifting mechanism, characterized in that: include: A lifting module (100), the lifting module (100) comprising a bracket (110), a stepping motor (120) and a crank (130), guide rails (140) being arranged on both sides of the bracket (110), the stepping motor (120) being arranged transversely, a first end of the crank (130) being connected to an output end of the stepping motor (120), and a bearing (131) being arranged at a second end of the crank (130); A lifting plate (200), the lifting plate (200) being connected to the crank (130), the lifting plate (200) being provided with a slide groove (210), the width of the slide groove (210) being matched with the diameter of the bearing (131), the bearing (131) being inserted into the slide groove (210), and sliders (220) being installed on both sides of the lifting plate (200), the sliders (220) sliding up and down along the guide rail (140).

2. The platform lifting mechanism according to claim 1, characterized in that: The bracket (110) comprises a fixing plate (111) and a supporting plate (112), wherein the supporting plate (112) is vertically connected to the fixing plate (111).

3. The platform lifting mechanism according to claim 2, characterized in that: A slot (150) is provided on one side of the fixing plate (111).

4. The platform lifting mechanism according to claim 3, characterized in that: The lifting module (100) further comprises a photoelectric sensor (160), wherein the photoelectric sensor (160) is installed in the card slot (150).

5. The platform lifting mechanism according to claim 2, characterized in that: The fixing plate (111) is provided with a through hole (113), and the output end of the stepping motor (120) is passed through the through hole (113).

6. The platform lifting mechanism according to claim 1, characterized in that: The crank (130) is provided with a fixing hole (132), and the crank (130) is fixed to the output end of the stepping motor (120) through the fixing hole (132).

7. The platform lifting mechanism according to claim 1, characterized in that: The stepper motor (120) is a reduction motor with a brake.

8. The platform lifting mechanism according to claim 1, characterized in that: Fixed blocks (230) are installed on both sides of the lifting plate (200), and the sliding block (220) is installed on the lifting plate (200) through the fixed blocks (230).

9. The platform lifting mechanism according to claim 1 or 8, characterized in that: The lifting plate (200) is provided with a connection hole (211).

10. An electronic product testing device, characterized in that: It comprises a platform lifting mechanism as described in any one of claims 1 to 9.

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