Sealing door opening and closing device of quartz crystal curing oven

Abstract

A sealing door opening and closing device of a quartz crystal curing oven is provided with an air cylinder, a connecting plate, a sealing door and a limiting mechanism. The air cylinder is installed on the outer wall of the curing oven device and located below a feeding and discharging port of the curing oven device, and the connecting plate is installed at the upper end of a telescopic component of the air cylinder. The connecting plate is in an L shape, the horizontal bottom face of the connecting plate is fixedly assembled with the air cylinder telescopic component, and the sealing door is assembled on the vertical face of the connecting plate. A limiting mechanism is assembled between the sealing door and the curing oven equipment; the limiting mechanism comprises rolling wheels and limiting blocks, the rolling wheels are installed on the two sides of the sealing door, the limiting blocks are installed on the outer wall of the curing furnace equipment and located on the two sides of the feeding and discharging port, wedge-shaped pressing faces and horizontal limiting faces which are matched with the rolling wheels are arranged at the lower ends of the limiting blocks, and the horizontal limiting faces are located on the inner sides of the wedge-shaped pressing faces. According to the utility model, the opening and closing actions of the sealing door of the curing oven are controlled, so that the purposes of meeting the loading and unloading requirements of workpieces and ensuring the quality of quartz crystal products are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of curing furnace equipment, in particular to a sealing door opening and closing device for a quartz crystal curing furnace. Background Art

[0002] The curing furnace is a very important electronic component manufacturing equipment. Its working principle is to solidify the plastic, glue and other materials inside the component through high-temperature heating and chemical reaction to improve the performance and stability of the component.

[0003] The traditional SMD crystal curing furnace adopts an open inlet and outlet structure, which is intended to facilitate the loading and unloading of workpieces. However, the open inlet and outlet structure can easily lead to problems such as excessive oxygen content in the furnace, which will have an adverse effect on the performance of quartz crystal products. In order to solve the above problems, people have envisioned setting a sealed door with controllable opening and closing action at the inlet and outlet of the curing furnace, so it is necessary to optimize the design of the opening and closing device of the sealing door of the curing furnace. Utility Model Content

[0004] The utility model provides a quartz crystal curing furnace sealing door opening and closing device, which aims to control the opening and closing action of the curing furnace sealing door through the cooperation of a cylinder, a connecting plate, a sealing door and a limit mechanism, so as to meet the requirements of loading and unloading workpieces and ensure the quality of quartz crystal products.

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

[0006] A quartz crystal curing furnace sealing door opening and closing device, comprising a cylinder, a connecting plate, a sealing door and a limiting mechanism; the cylinder is installed on the outer wall of the curing furnace equipment and is located below the inlet and outlet of the curing furnace equipment, and its telescopic component moves in the vertical direction, and a connecting plate is installed on the upper end of the telescopic component of the cylinder; the connecting plate is L-shaped, and its horizontal bottom surface is fixedly assembled with the cylinder telescopic component, and a sealing door is installed on the vertical surface of the connecting plate; a limiting mechanism is installed between the sealing door and the curing furnace equipment; the limiting mechanism includes rollers and limiting blocks, and the rollers are symmetrically arranged in two groups on the left and right and are installed on both sides of the sealing door, and the limiting blocks are installed on the outer wall of the curing furnace equipment, located on both sides of the inlet and outlet, opposite to the left and right groups of rollers, and a wedge-shaped pressing surface and a horizontal limiting surface cooperating with the rollers are arranged at the lower end of the limiting block, and the horizontal limiting surface is located on the inner side of the wedge-shaped pressing surface.

[0007] The above-mentioned quartz crystal curing furnace sealing door opening and closing device, the sealing door is assembled with the connecting plate through a pan head bolt, and a circular through hole is provided on the vertical surface of the connecting plate; the screw rod portion of the pan head bolt passes through the circular through hole on the connecting plate in a clearance fit manner, the tail of the pan head bolt is screwed and assembled with the sealing door, and a return spring is provided between the head of the pan head bolt and the connecting plate, and the return spring is sleeved on the outside of the screw rod of the pan head bolt.

[0008] The above-mentioned quartz crystal curing furnace sealed door opening and closing device, the shape and size of the sealed door matches the shape and size of the inlet and outlet of the curing furnace equipment, a sealing strip is provided on the side of the sealed door opposite to the curing furnace equipment, and the sealing strip is arranged around the periphery of the sealed door.

[0009] In the above-mentioned quartz crystal curing furnace sealed door opening and closing device, the roller is installed on the left and right sides of the sealed door through a roller shaft seat, and a bearing is installed between the roller shaft seat and the roller shaft.

[0010] In the above-mentioned quartz crystal curing furnace sealed door opening and closing device, the cylinder is a slide cylinder, and the connecting plate is installed on the top of the movable part of the slide cylinder.

[0011] In the above-mentioned quartz crystal curing furnace sealed door opening and closing device, the fixing component of the slide cylinder is installed on the outer wall of the curing furnace equipment through a fixing seat.

[0012] The utility model provides a quartz crystal curing furnace sealing door opening and closing device, which can drive the connecting plate and the sealing door to move up and down through the cylinder. When the curing furnace equipment is loading, the cylinder telescopic part extends, and drives the sealing door to move upward through the connecting plate. At the same time, with the cooperation of the limiting mechanism, the sealing door seals the inlet and outlet of the curing furnace equipment; when the curing furnace equipment is unloading, the cylinder telescopic part retracts, and drives the sealing door to move downward through the connecting plate. With the cooperation of the limiting mechanism, the sealing door moves to below the inlet and outlet of the curing furnace equipment, and the inlet and outlet are in an open state. It can be seen that the utility model realizes the control of the opening and closing action of the curing furnace sealing door through the cooperation of the cylinder, the connecting plate, the sealing door and the limiting mechanism, thereby achieving the purpose of meeting the requirements of loading and unloading workpieces and ensuring the quality of quartz crystal products. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the assembly of the sealing door opening and closing device of the quartz crystal curing furnace and the curing furnace equipment;

[0014] Figure 2 It is a schematic diagram of the assembly structure of the cylinder, connecting plate, sealing door and roller;

[0015] Figure 3 yes Figure 2 K-direction view;

[0016] Figure 4 Schematic diagram of the limit block structure;

[0017] Figure 5 yes Figure 1 K-direction local view;

[0018] Figure 6 yes Figure 5 Side view of

[0019] Figure 7 yes Figure 6 The enlarged view of the structure at position Ⅰ in the middle;

[0020] Figure 8 It is a schematic diagram of the closing process of the sealed door of the quartz crystal curing furnace.

[0021] Explanation of the symbols in the figure:

[0022] 1 is a curing furnace equipment, 1-1 is an inlet and outlet;

[0023] 2 is a sealing door opening and closing device, 2-1 is a limit block, 2-1-1 is a wedge-shaped pressing surface, 2-1-2 is a horizontal limit surface, 2-2 is a connecting plate, 2-3 is a pan head bolt, 2-4 is a return spring, 2-5 is a sealing door, 2-6 is a roller shaft seat, 2-7 is a roller, 2-8 is a cylinder, and 2-9 is a sealing strip;

[0024] 3 is a fixed seat. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0026] See also Figure 1 , Figure 2 , Figure 3 The utility model provides a quartz crystal curing furnace sealing door opening and closing device, which is provided with a cylinder 2-8, a connecting plate 2-2, a sealing door 2-5 and a limiting mechanism; the cylinder 2-8 is installed on the outer wall of the curing furnace equipment 1 through a fixing seat 3, and is located below the inlet and outlet 1-1 of the curing furnace equipment 1, and its telescopic component moves in the vertical direction, and a connecting plate 2-2 is installed on the upper end of the telescopic component of the cylinder 2-8; the connecting plate 2-2 is L-shaped, and its horizontal bottom surface is fixedly assembled with the cylinder telescopic component, and a sealing door 2-5 is equipped on the vertical surface of the connecting plate 2-2; the shape and size of the sealing door 2-5 match the shape and size of the inlet and outlet 1-1 of the curing furnace equipment 1, and a sealing strip 2-9 is provided on the side of the sealing door 2-5 opposite to the curing furnace equipment 1, and the sealing strip 2-9 is arranged around the periphery of the sealing door 2-5; a limiting mechanism is equipped between the sealing door 2-5 and the curing furnace equipment 1.

[0027] See also Figure 4 , Figure 5 , Figure 6 , Figure 7The quartz crystal curing furnace sealed door opening and closing device described in the utility model, its limiting mechanism includes rollers 2-7 and limiting blocks 2-1, the rollers 2-7 are arranged in two groups symmetrically on the left and right, and are installed on the left and right sides of the sealed door 2-5; the limiting blocks 2-1 are installed on the outer wall of the curing furnace equipment 1, located on the left and right sides of the inlet and outlet 1-1, opposite to the left and right groups of rollers 2-7, and a wedge-shaped pressing surface 2-1-1 and a horizontal limiting surface 2-1-2 that cooperate with the rollers 2-7 are arranged at the lower end of the limiting block 2-1, and the horizontal limiting surface 2-1-2 is located on the inner side of the wedge-shaped pressing surface 2-1-1.

[0028] See also Figure 2 , Figure 5 The utility model of the quartz crystal curing furnace sealed door opening and closing device, the roller 2-7 of the limiting mechanism is installed on the left and right sides of the sealed door 2-5 through the roller shaft seat 2-6, and the bearing is installed between the roller shaft seat 2-6 and the roller shaft.

[0029] See also Figure 2 , Figure 5 In the preferred embodiment of the quartz crystal curing furnace sealed door opening and closing device described in the utility model, the cylinder 2-8 is a slide cylinder, and the connecting plate 2-2 is installed on the top of the movable part of the slide cylinder.

[0030] See also Figure 8 The working process of the quartz crystal curing furnace sealing door opening and closing device described in the utility model is as follows: when the curing furnace equipment 1 is loading, the telescopic part of the cylinder 2-8 extends to drive the sealing door 2-5 to move upward. When the rollers 2-7 installed on the left and right sides of the sealing door 2-5 contact the wedge-shaped pressing surface 2-1-1 at the lower end of the limit block 2-1, the wedge-shaped pressing surface 2-1-1 of the limit block 2-1 applies downward and inward pressure to the roller 2-7, so that the sealing door 2-5 moves in the direction close to the curing furnace equipment 1 at the same time. After the horizontal limit surface 2-1-2 contacts, the sealing door 2-5 seals the inlet and outlet 1-1 on the curing furnace equipment 1; when the curing furnace equipment 1 performs workpiece unloading operation, contrary to the above steps, the telescopic part of the cylinder 2-8 retracts, and the sealing door 2-5 moves downward. At the same time, under the elastic force of the reset spring 2-4, the pan head bolt 2-3 pulls the sealing door 2-5 away from the outer wall of the curing furnace equipment 1. When the telescopic part of the cylinder retracts into place, the sealing door 2-5 moves to below the inlet and outlet 1-1 of the curing furnace equipment 1, and the inlet and outlet 1-1 is in an open state.

Claims

1. A quartz crystal curing furnace sealed door opening and closing device, characterized in that: It is provided with a cylinder (2-8), a connecting plate (2-2), a sealing door (2-5) and a limiting mechanism; the cylinder (2-8) is installed on the outer wall of the curing furnace equipment (1) and is located below the inlet and outlet (1-1) of the curing furnace equipment (1); its telescopic component moves in the vertical direction; the connecting plate (2-2) is installed on the upper end of the telescopic component of the cylinder (2-8); the connecting plate (2-2) is L-shaped, and its horizontal bottom surface is fixedly assembled with the cylinder telescopic component; the sealing door (2-5) is installed on the vertical surface of the connecting plate (2-2); a sealing door (2-5) is installed between the sealing door (2-5) and the curing furnace equipment (1) A limiting mechanism; the limiting mechanism comprises rollers (2-7) and limiting blocks (2-1); the rollers (2-7) are arranged in two groups symmetrically on the left and right and are installed on both sides of the sealing door (2-5); the limiting blocks (2-1) are installed on the outer wall of the curing furnace equipment (1), located on both sides of the inlet and outlet (1-1), opposite to the left and right groups of rollers (2-7); a wedge-shaped pressing surface (2-1-1) and a horizontal limiting surface (2-1-2) matched with the rollers (2-7) are arranged at the lower end of the limiting block (2-1); the horizontal limiting surface (2-1-2) is located on the inner side of the wedge-shaped pressing surface (2-1-1).

2. The quartz crystal curing furnace sealed door opening and closing device according to claim 1, characterized in that: The sealing door (2-5) is assembled with the connecting plate (2-2) through a pan head bolt (2-3), and a circular through hole is provided on the vertical surface of the connecting plate (2-2); the bare rod portion of the screw of the pan head bolt (2-3) passes through the circular through hole on the connecting plate (2-2) in a clearance fit manner, and the tail of the pan head bolt (2-3) is screw-assembled with the sealing door (2-5), and a return spring (2-4) is provided between the head of the pan head bolt (2-3) and the connecting plate (2-2), and the return spring (2-4) is sleeved on the outside of the screw of the pan head bolt (2-3).

3. The quartz crystal curing furnace sealed door opening and closing device according to claim 2, characterized in that: The shape and size of the sealing door (2-5) match the shape and size of the material inlet and outlet (1-1) of the curing furnace device (1), and a sealing strip (2-9) is provided on the side of the sealing door (2-5) opposite to the curing furnace device (1), and the sealing strip (2-9) is arranged around the periphery of the sealing door (2-5).

4. The quartz crystal curing furnace sealed door opening and closing device according to claim 3, characterized in that: The roller (2-7) is installed on the left and right sides of the sealing door (2-5) through the roller shaft seat (2-6), and a bearing is installed between the roller shaft seat (2-6) and the roller shaft.

5. The quartz crystal curing furnace sealed door opening and closing device according to claim 2, 3 or 4, characterized in that: The cylinder (2-8) is a slide cylinder, and the connecting plate (2-2) is installed on the top of the movable part of the slide cylinder.

6. The quartz crystal curing furnace sealed door opening and closing device according to claim 5, characterized in that: The fixing component of the slide cylinder is mounted on the outer wall of the curing furnace equipment (1) via a fixing seat (3).

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