PCB furnace-passing carrier

Abstract

The utility model relates to a PCB (printed circuit board) furnace-passing carrier, which comprises an upper cover, a tray plate and a base plate, a mounting concave table used for accommodating the tray plate is arranged in the middle of the base plate, the tray plate is used for bearing a PCB, the upper cover detachably covers the base plate and the tray plate, a plurality of sliding chutes are arranged on the side wall of the base plate, locking mechanisms are arranged in the sliding chutes, and the locking mechanisms are used for locking the tray plate. And the locking mechanism is used for clamping the tray plate. As a structural improvement, the utility model has the important design that the upper cover is separably covered on the base plate and the tray plate, the side wall of the base plate is provided with a plurality of sliding chutes, and the locking mechanisms are arranged in the sliding chutes and are used for clamping the tray plate. A locking mechanism is arranged on the side face of the base plate, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of PCB carrier, specifically relates to a kind of PCB board passes through furnace carrier. BACKGROUND

[0002] SMT is surface mount technology (the abbreviation of Surface Mount Technology), is using tin paste printing machine, chip mounter, reflow soldering etc. Professional automatic assembly equipment will surface assembly component (including resistance, capacitance, inductance etc.) Directly paste, weld to the circuit board surface An electronic assembly technology, it compresses the volume of traditional electronic components to only a few tenths of the original, realizes the high density, high reliability, miniaturization, low cost and automation production of electronic product assembly Due to the high cost of electronic PCBA, in order to save cost, it is usually designed into no plate edge structure in production process, however, when SMT is pasted and passes through furnace to the PCB board of no plate edge structure, the positioning of PCB board is difficult. In order to solve this problem, the paste is usually carried out by using the paste to pass through the carrier of furnace and carry PCB board, by placing PCB board on the placing position provided on the carrier, then the corner or edge of placing position is attached by using positioning pin and adhesive tape.

[0003] Regarding the fixation of tray board, the general design sets the check plate on the top surface of the base plate, for example, the public number: CN219322689 U, the technical scheme shows that "the base plate is provided with assembly groove matched with limiting assembly, limiting assembly includes limiting slide plate, limiting cover plate and elastic piece, limiting slide plate is matched with assembly groove, elastic piece is arranged between assembly groove and limiting slide plate and forces limiting slide plate to move towards tray board, limiting cover plate is arranged on limiting slide plate to prevent limiting slide plate from separating from assembly groove. Preferably, limiting slide plate includes sliding plate and check plate, sliding plate is provided with limiting hole matched with elastic piece, and assembly groove is provided with opening matched with check plate." Its defect is that the check plate / slide block is designed on the top surface of the base plate, due to the size, it is not conducive to operation in relatively small top surface, in view of this, the invention is applied. UTILITY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a kind of PCB board passes through furnace carrier to improve the above shortage.

[0005] The utility model relates to a kind of PCB board passes through furnace carrier, including upper cover, tray board and base plate, the base plate middle is provided with the installation concave platform for accommodating tray board, the tray board is used for carrying PCB board, the upper cover can be separated and cover on base plate and tray board, the side wall of base plate is provided with several sliding grooves, locking mechanism is provided in the sliding groove, and the locking mechanism is used for clamping tray board.

[0006] Furthermore, a magnet is provided on the top surface of the substrate, and the upper cover is fixed on the substrate via the magnet.

[0007] Furthermore, the upper cover has a hollow area in the middle, and a limiting edge is provided on the bottom surface of the upper cover near the edge of the hollow area, and the limiting edge is used to press on the four sides of the PCB board.

[0008] Furthermore, the locking mechanism includes a push rod, a baffle, a spring, a connecting rod and a sliding rod. The baffle is fixed inside the sliding groove, a through hole is set in the middle of the baffle, one end of the push rod is connected to the sliding rod through the through hole, a protrusion and a connecting rod are set between the baffle and the sliding rod, one end of the connection is fixed on the end face of the sliding rod, the other end of the connection is fixed on the protrusion, the protrusion is fixed to the end head of the push rod, and a spring is set between the protrusion and the end face of the sliding rod.

[0009] Furthermore, when the spring is in a natural state, the side of the slide bar away from the spring is exposed on the vertical side surface of the mounting recess, and a slot matching the slide bar is provided on the outer wall of the tray plate.

[0010] Furthermore, an anti-slip pad is provided on the horizontal surface of the mounting recess.

[0011] This utility model is a structural improvement. The important design is that the upper cover can be detachably covered on the base plate and the tray plate. The side wall of the base plate is provided with a plurality of slide grooves, and the slide grooves are provided with a locking mechanism for clamping the tray plate. The locking mechanism is provided on the side of the base plate for easy operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic structural diagram of the utility model.

[0013] Figure 2 It is a schematic diagram of the partial cross-sectional structure of the utility model.

[0014] Figure 3 Schematic diagram of the locking mechanism structure.

[0015] Illustration: 1 upper cover, 11 limiting edge, 2 PCB board, 3 tray board, 31 card slot, 4 base plate, 5 mounting recess, 6 slide groove, 61 slide rod, 7 push rod, 71 through hole, 72 bump, 8 baffle, 81 connecting rod, 9 spring, 10 magnet. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0017] like Figure 1-3As shown, the utility model relates to a PCB board furnace carrier, including an upper cover 1, a tray plate 3 and a base plate 4, a mounting recess for accommodating the tray plate is provided in the middle of the base plate, the tray plate is used to carry the PCB board 2, the upper cover can be detachably covered on the base plate and the tray plate, 3-4 slide grooves 6 are provided on the side wall of the base plate, a locking mechanism is provided in the slide groove, and the locking mechanism is used to clamp the tray plate 3.

[0018] As a technical improvement, a magnet 10 is provided on the top surface of the substrate, and the upper cover is fixed on the substrate via the magnet.

[0019] As a technical improvement, a limiting edge 11 is provided in the hollow area in the middle of the upper cover and near the edge of the hollow area on the bottom surface of the upper cover. The limiting edge is used to press on the four sides of the PCB board.

[0020] As a technical improvement, the locking mechanism includes a push rod 7, a baffle 8, a spring 9, a connecting rod 91 and a slide rod 61. The baffle is fixed inside the slide groove, and a through hole 71 is set in the middle of the baffle. One end of the push rod is connected to the slide rod through the through hole. A protrusion 72 and a connecting rod 81 are set between the baffle and the slide rod. The size of the protrusion is larger than the inner diameter of the perforation. One end of the connection is fixed on the end face of the slide rod, and the other end of the connection is fixed on the protrusion. The protrusion is fixed to the end of the push rod. A spring 9 is set between the protrusion and the end face of the slide rod. One end of the push rod is exposed outside the substrate for easy grasping.

[0021] As a technical improvement, when the spring is in a natural state, the side of the slide bar away from the spring is exposed on the vertical side of the mounting recess, and a slot 31 matching the slide bar is provided on the outer wall of the tray plate.

[0022] As a technical improvement, an anti-slip pad 51 is provided on the horizontal surface of the mounting recess.

[0023] Usage Overview: Place the PCB between the upper cover and the tray plate. The upper cover is fixed to the bottom surface of the base plate through magnets. First, pull the push rod outward. The push rod drives the slide bar to move away from the tray plate in the slide slot. The spring returns to the slide slot. Then place the tray plate on the mounting recess. Then release the push rod. When the spring rebounds, push the slide bar. Then, the end of the slide bar slides into the slot to fix the tray plate. Then place the PCB between the tray plate and the upper cover. The upper cover is fixed to the bottom surface of the base plate through magnets.

Claims

1. A PCB board furnace carrier, characterized by: It includes an upper cover, a tray plate and a base plate. A mounting recess for accommodating the tray plate is provided in the middle of the base plate. The tray plate is used to carry the PCB board. The upper cover can be detachably covered on the base plate and the tray plate. A plurality of slide grooves are provided on the side wall of the base plate. A locking mechanism is provided in the slide groove. The locking mechanism is used to clamp the tray plate.

2. The PCB board furnace carrier according to claim 1, characterized in that: A magnet is provided on the top surface of the substrate, and the upper cover is fixed on the substrate through the magnet.

3. The PCB board furnace carrier according to claim 1, characterized in that: The upper cover has a hollow area in the middle, and a limiting edge is provided on the bottom surface of the upper cover near the edge of the hollow area, and the limiting edge is used to press on the four sides of the PCB board.

4. The PCB board furnace carrier according to claim 1, characterized in that: The locking mechanism includes a push rod, a baffle, a spring, a connecting rod and a sliding rod. The baffle is fixed inside the sliding groove, a through hole is set in the middle of the baffle, one end of the push rod is connected to the sliding rod through the through hole, a protrusion and a connecting rod are set between the baffle and the sliding rod, one end of the connection is fixed on the end face of the sliding rod, the other end of the connection is fixed on the protrusion, the protrusion is fixed to the end head of the push rod, and a spring is set between the protrusion and the end face of the sliding rod.

5. The PCB board furnace carrier according to claim 4, characterized in that: When the spring is in a natural state, the side of the slide bar away from the spring is exposed on the vertical side surface of the mounting recess, and a slot matching the slide bar is provided on the outer wall of the tray plate.

6. The PCB board furnace carrier according to claim 5, characterized in that: An anti-slip pad is provided on the horizontal surface of the mounting recess.

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