Double-station circuit board circulation testing machine

Abstract

The utility model relates to the technical field of remote controller processing, in particular to a double-station circuit board circulation testing machine, which comprises a machine table, two bases are connected above the machine table in a sliding manner, and the at least two bases are driven to slide by a driving device; wherein a lower die assembly is detachably connected to the upper portion of the base, a fixing frame is further arranged on the upper portion of the machine table, an upper die assembly is arranged on the end face of the machine table, and a driving piece used for driving the upper die assembly to move up and down is further arranged on the machine table. When the circulation testing machine is used for machining different PCBA boards, a machine table, a driving piece and other conventional pieces do not need to be replaced, only the corresponding upper die assembly and the corresponding lower die assembly need to be replaced, the double-station circulation testing machine frame is manufactured after design, one-person operation one-in one-out circulation testing is achieved, the labor input amount can be saved, and the production efficiency is improved. And the test rack material and the manual assembly cost can be saved when each type of product is produced, and the test efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of remote control processing, in particular to a double-station circuit board cycle testing machine. Background Art

[0002] During the production process of PCBA of existing remote controllers and control panels, a test device is required to detect the circuit of PCBA. The detection structure of the conventional test device is to set a cylinder on the machine platform, and the upper mold on the cylinder shaft end is pressed with the lower mold on the machine platform, so that the probe can contact the PCBA board to complete the circuit detection. Specifically, the circuit board testing technology field disclosed in Chinese patent announcement No. "CN219122270U" discloses an electric knife circuit board testing fixture, including a base, a display and a control switch are fixedly installed on the front side of the base, and a cylinder is fixedly installed on the front side of the crossbar bracket through a locking frame.

[0003] Due to the large number of remote control models, when testing the circuit board of each remote control, it is necessary to make a corresponding detection device separately, which not only increases the production cost, but also reduces the detection efficiency of the circuit board. Based on this, in order to further optimize the applicability of the existing detection device, we propose a double-station circuit board cycle testing machine. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that a corresponding detection device needs to be manufactured separately for each remote controller, which not only increases the manufacturing cost, but also proposes a double-station circuit board cycle tester.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A double-station circuit board cycle testing machine is designed, comprising a machine platform, two bases are slidably connected above the machine platform, and at least two of the bases are driven to slide by a driving device;

[0007] A lower mold assembly is detachably connected above the base, a fixing frame is also provided above the machine platform, an upper mold assembly is provided on the end surface of the machine platform, and a driving member for driving the upper mold assembly to move up and down is also provided on the machine platform.

[0008] Furthermore, the driving device includes a rodless cylinder fixed on the machine platform, a moving seat of the rodless cylinder is fixed to the base, and the bottom of the base slides with the upper end of the machine platform through a guide rail and a slider.

[0009] Furthermore, a limit seat is fixedly installed above the machine platform, and a limit switch is fixedly installed on the end surface of the limit seat, wherein a drag chain is also arranged between the base and the machine platform.

[0010] Furthermore, the lower mold assembly includes a lower mold and a tray fixed on the lower mold, wherein a plurality of probes are arranged on the lower mold.

[0011] Furthermore, magnets are embedded below the lower mold and above the base, and the upper and lower magnets attract each other. A positioning pin is also fixedly installed on the upper side of the base, and the bottom of the lower mold has a positioning hole that matches the positioning pin.

[0012] Furthermore, a needle seat is movably inserted into the bottom of the probe, and the needle seat is connected to the control unit via a wire.

[0013] Furthermore, the upper mold assembly includes a fixed plate, an upper mold arranged below the fixed plate, a plurality of upper probes are arranged on the upper mold, a positioning rod is provided at the bottom of the upper mold, and corresponding matching holes are provided on the end surface of the lower mold and the tray.

[0014] Furthermore, the front end of the machine is provided with a plurality of control buttons, and the rear end of the machine is provided with a plurality of interfaces, and the interfaces are externally connected to the control unit via signal lines.

[0015] The utility model proposes a double-station circuit board cycle test machine, which has the beneficial effect that: when processing different PCBA boards, the cycle test machine adopted in the utility model does not need to replace conventional parts such as the machine table and the driving parts, but only needs to replace the corresponding upper mold assembly and the lower mold assembly. After design, a double-station cycle test frame is produced, which can realize one-person operation of one-in-one-out cycle test, which can save labor input, and can save the material and labor assembly costs of the test frame for each product produced, thereby improving the test efficiency, saving half of the time and test labor costs for the test station, and meeting the production needs of the enterprise. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the interface structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the positioning pin structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the needle seat structure of the utility model.

[0020] In the figure: 1. Machine; 11. Control button; 12. Interface; 2. Base; 21. Locating pin; 3. Driving device; 31. Rodless cylinder; 32. Limit seat; 33. Limit switch; 34. Drag chain; 4. Lower mold assembly; 41. Lower mold; 42. Tray; 43. Probe; 44. Magnet; 45. Needle seat; 5. Fixing frame; 6. Upper mold assembly; 61. Fixing plate; 62. Upper mold; 63. Locating rod; 64. Matching hole; 7. Driving part. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-4 An embodiment of the utility model discloses a double-station circuit board cycle tester, the tester comprising a machine platform 1, specifically, two bases 2 are slidably connected above the machine platform 1, and at least two of the bases 2 are driven to slide by a driving device 3;

[0023] Among them, a lower mold assembly 4 is detachably connected above the base 2, a fixing frame 5 is also arranged above the machine platform 1, an upper mold assembly 6 is arranged on the end surface of the machine platform 1, and a driving member 7 for driving the upper mold assembly 6 to move up and down is also arranged on the machine platform 1. In some preferred embodiments, the driving member 7 described in the utility model is configured as a cylinder, which is fixedly mounted on the fixing frame 5 and is used to drive the upper mold assembly 6 to move up and down.

[0024] That is to say, in the utility model, by adopting the design of detachable connection of the lower mold assembly 4, when testing different circuit boards, only the lower mold assembly 4 needs to be replaced, and the frame and the cylinder adopt a universal design and do not need to be replaced. At the same time, by adopting the design of two lower mold assemblies 4, during actual operation, there is no need to wait for one to enter and one to exit, which can save half the time and testing labor costs at the test station, and is highly reasonable.

[0025] In some embodiments, the driving device 3 in the utility model includes a rodless cylinder 31 fixed on the machine 1, and the moving seat of the rodless cylinder 31 is fixed to the base 2. The bottom of the base 2 slides with the upper end of the machine 1 through a guide rail and a slider. Specifically, in this embodiment, two sliders are provided and fixed on the machine 1 at intervals. The slider is arranged below the base 2 and connected to the guide rail to achieve the effect of a slidable connection of the base 2.

[0026] On the basis of the above embodiments, in the utility model, a limit seat 32 is fixedly installed above the machine 1, and a limit switch 33 is fixedly installed on the end face of the limit seat 32. Preferably, the limit switch 33 described in this embodiment is configured as a travel switch to limit the movement of the base 2, wherein a drag chain 34 is further provided between the base 2 and the machine 1, and the drag chain 34 is used to pass the wires connecting the probe 43.

[0027] Furthermore, in this embodiment, the lower mold assembly 4 includes a lower mold 41 and a tray 42 fixed on the lower mold 41 , wherein a plurality of probes 43 are arranged on the lower mold 41 .

[0028] Furthermore, magnets 44 are embedded below the lower mold 41 and above the base 2, and the upper and lower magnets 44 are attracted to each other, wherein a positioning pin 21 is also fixedly installed on the upper side of the base 2, and the bottom of the lower mold 41 has a positioning hole that is compatible with the positioning pin 21. In the utility model, the magnet 44 is used to connect the base 2 and the lower mold 41, and the design of the positioning pin 21 effectively improves the connection accuracy between the two. When the lower mold assembly 4 needs to be replaced, just pull it upward with force.

[0029] In addition, in the embodiment of the utility model, a needle seat 45 is movably connected to the bottom of the probe 43, and the needle seat 45 is connected to the control unit through a wire. When the corresponding lower mold 41 needs to be replaced, there is no need to connect wires when replacing the product test. You only need to find the corresponding needle seat 45 and plug it into the probe 43 on the current lower mold 41.

[0030] In addition, the upper mold assembly 6 includes a fixed plate 61, an upper mold 62 arranged below the fixed plate 61, a plurality of upper probes are arranged on the upper mold 62, and a positioning rod 63 is provided at the bottom of the upper mold 62. The end faces of the lower mold 41 and the tray 42 are provided with corresponding matching holes 64. Of course, technicians in the relevant field know that the structural design between the above-mentioned upper mold 62 and the fixed plate 61 can also be the same as the structure between the lower mold assembly 4 and the base 2. For details, please refer to the above-mentioned scheme, which will not be described in detail here. In this way, only the upper mold assembly 6 and the lower mold assembly 4 need to be replaced for different PCBA boards.

[0031] It should be noted that the front end of the machine 1 in this embodiment has a plurality of control buttons 11, and the rear end of the machine 1 is provided with a plurality of interfaces 12, and the interfaces 12 are externally connected to the control unit through a signal line. The interfaces 12 can be set to 32PIN wiring aviation connectors, and 64PI N wiring headers can be connected to computer testing.

[0032] In summary, the cycle testing machine used in the utility model does not need to replace conventional parts such as the machine 1 and the driving part 7 when processing different PCBA boards. It only needs to replace the corresponding upper mold assembly 6 and the lower mold assembly 4. After design, a double-station cycle testing frame is produced to realize one-person operation of one-in-one-out cycle testing, which can save labor input, and each product produced can save the test frame material and labor assembly costs, improve test efficiency, save half of the time and test labor costs for the test station, and meet the production needs of the enterprise.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A double-station circuit board cycle testing machine, comprising a machine platform (1), characterized in that: Two bases (2) are slidably connected above the machine platform (1), and at least two of the bases (2) are driven to slide by a driving device (3); A lower mold assembly (4) is detachably connected above the base (2), a fixing frame (5) is also provided above the machine platform (1), an upper mold assembly (6) is provided on the end surface of the machine platform (1), and a driving member (7) for driving the upper mold assembly (6) to move up and down is also provided on the machine platform (1).

2. A double-station circuit board cycle testing machine according to claim 1, characterized in that: The driving device (3) comprises a rodless cylinder (31) fixed on the machine platform (1), the movable seat of the rodless cylinder (31) is fixed to the base (2), and the bottom of the base (2) and the upper end of the machine platform (1) slide via a guide rail and a slider.

3. A double-station circuit board cycle testing machine according to claim 2, characterized in that: A limit seat (32) is also fixedly mounted above the machine platform (1), and a limit switch (33) is fixedly mounted on the end surface of the limit seat (32), wherein a drag chain (34) is also provided between the base (2) and the machine platform (1).

4. A double-station circuit board cycle testing machine according to claim 2, characterized in that: The lower die assembly (4) comprises a lower die (41) and a tray (42) fixed on the lower die (41), wherein a plurality of probes (43) are arranged on the lower die (41).

5. A double-station circuit board cycle testing machine according to claim 4, characterized in that: Magnets (44) are embedded below the lower die (41) and above the base (2), and the upper and lower magnets (44) are attracted to each other. A positioning pin (21) is also fixedly mounted on the upper side of the base (2), and the bottom of the lower die (41) has a positioning hole that matches the positioning pin (21).

6. A double-station circuit board cycle testing machine according to claim 4, characterized in that: A needle seat (45) is movably plugged into the bottom of the probe (43), and the needle seat (45) is connected to the control unit via a wire.

7. A double-station circuit board cycle testing machine according to claim 4, characterized in that: The upper mold assembly (6) comprises a fixed plate (61), an upper mold (62) arranged below the fixed plate (61), a plurality of upper probes are arranged on the upper mold (62), a positioning rod (63) is provided at the bottom of the upper mold (62), and corresponding matching holes (64) are provided on the end surfaces of the lower mold (41) and the tray (42).

8. The double-station circuit board cycle testing machine according to claim 1, characterized in that: The front end of the machine (1) is provided with a plurality of control buttons (11), and the rear end of the machine (1) is provided with a plurality of interfaces (12), wherein the interfaces (12) are externally connected to a control unit via a signal line.

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