Mould for machining interface mechanism of breathing machine

Abstract

The utility model discloses a mould for processing an interface mechanism of a breathing machine in the technical field of interface mechanism processing moulds, which comprises a base, a lower mould arranged at the top of the base, an injection device arranged on the right side wall of the lower mould, a forming groove arranged at the top of the lower mould, four groups of support rods arranged at the top of the base, and a top plate arranged at the tops of the four groups of support rods, a hydraulic rod is arranged at the bottom of the top plate, an upper mold is arranged at one end of the hydraulic rod, a forming block matched with the forming groove is arranged at the bottom of the upper mold, a cavity is formed in the lower mold, and a demolding assembly is arranged in the cavity and used for demolding a workpiece. Under the action of the demolding assembly, demolding operation can be conveniently conducted on the machined connector, manual demolding is not convenient, and the machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of interface mechanism processing molds, in particular to a mold for processing the interface mechanism of a ventilator. Background Art

[0002] In modern clinical medicine, ventilators, as an effective means of artificially replacing the autonomous ventilation function, have been widely used in respiratory failure caused by various reasons, anesthesia respiratory management during major surgery, respiratory support therapy and emergency resuscitation. They occupy a very important position in the field of modern medicine. Ventilators are vital medical devices that can prevent and treat respiratory failure, reduce complications, save and prolong patients' lives. Now, an interface mechanism is required when connecting a ventilator to a respiratory mask. An important component of the interface mechanism is the connector. Now, a mold needs to be used for injection molding during the processing of the connector. However, when the existing mold is used for injection molding of the connector, it needs to be manually demolded after the processing is completed, and the demolding is relatively cumbersome. Therefore, we propose a mold for processing the interface mechanism of a ventilator. Summary of the invention

[0003] The utility model aims to provide a mold for processing an interface mechanism of a ventilator to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mold for processing the interface mechanism of a ventilator, comprising a base, a lower mold is provided on the top of the base, an injection device is provided on the right side wall of the lower mold, a molding groove is opened on the top of the lower mold, four groups of support rods are provided on the top of the base, a top plate is provided on the top of the four groups of support rods, a hydraulic rod is provided at the bottom of the top plate, an upper mold is provided at one end of the hydraulic rod, a molding block matching the molding groove is provided at the bottom of the upper mold, a cavity is opened inside the lower mold, a demolding assembly is provided in the cavity, and the demolding assembly is used to demold the workpiece.

[0005] Furthermore, the demolding assembly includes a sliding plate slidably connected in the cavity, a push rod is provided on the top of the sliding plate, one end of the push rod passes through the top of the cavity and is connected to the demolding plate in the molding groove, a spring is sleeved on the outer wall of the push rod, one end of the spring is connected to the top of the cavity, and the other end of the spring is connected to the top of the sliding plate, a movable block is provided at the bottom of the sliding plate, a screw rod is connected to the right side wall of the cavity through a bearing, a motor is provided on the left side wall of the lower mold, the output end of the motor is connected to one end of the screw rod, and an extrusion block is sleeved on the outer wall of the screw rod.

[0006] Furthermore, the movable block and the extrusion block are both arranged in an isosceles trapezoidal shape.

[0007] Furthermore, a guide groove is provided at the bottom of the cavity, and a guide block matching the guide groove is provided at the bottom of the extrusion block.

[0008] Furthermore, the left and right side walls in the cavity are both provided with limiting grooves, and the left and right side walls of the sliding plate are both provided with limiting blocks matching the limiting grooves.

[0009] Furthermore, a placement groove is provided at the bottom of the molding groove, and the stripping plate matches the placement groove.

[0010] Compared with the prior art, the utility model has the beneficial effect that the demoulding operation of the finished connector can be conveniently performed under the action of the demoulding component, which makes it inconvenient to perform demoulding manually, thereby improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the internal structure of the cavity of the utility model.

[0013] In the figure: 1. base; 2. injection device; 3. lower mold; 4. molding groove; 5. support rod; 6. molding block; 7. upper mold; 8. hydraulic rod; 9. top plate; 10. cavity; 11. demoulding assembly; 110. demoulding plate; 111. placement groove; 112. ejector rod; 113. spring; 114. sliding plate; 115. extrusion block; 116. movable block; 117. screw rod; 118. motor. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0015] See also Figure 1-2 The utility model provides a technical solution: a mold for processing the interface mechanism of a ventilator, comprising a base 1, a lower mold 3 is arranged on the top of the base 1, an injection device 2 is arranged on the right side wall of the lower mold 3, a molding groove 4 is opened on the top of the lower mold 3, four groups of support rods 5 are arranged on the top of the base 1, a top plate 9 is arranged on the top of the four groups of support rods 5, a hydraulic rod 8 is arranged at the bottom of the top plate 9, an upper mold 7 is arranged at one end of the hydraulic rod 8, a molding block 6 matching the molding groove 4 is arranged at the bottom of the upper mold 7, a cavity 10 is opened inside the lower mold 3, a demolding component 11 is arranged in the cavity 10, and the demolding component 11 is used to demold the workpiece.

[0016] See also Figure 2 The demoulding assembly 11 includes a sliding plate 114 slidably connected in the cavity 10, and the left and right side walls of the cavity 10 are provided with limit grooves, and the left and right side walls of the sliding plate 114 are provided with limit blocks matching the limit grooves. Under the action of the limit grooves and the limit blocks, the sliding plate 114 moves more stably in the cavity 10, and a push rod 112 is provided on the top of the sliding plate 114. One end of the push rod 112 passes through the top of the cavity 10 and is connected to the demoulding plate 110 provided in the molding groove 4. A placement groove 111 is provided at the bottom of the groove 4, and the stripping plate 110 matches the placement groove 111. The placement groove 111 is used to place the stripping plate 110. A spring 113 is sleeved on the outer wall of the top rod 112. One end of the spring 113 is connected to the top of the cavity 10, and the other end of the spring 113 is connected to the top of the sliding plate 114. A movable block 116 is provided at the bottom of the sliding plate 114. A screw rod 117 is connected to the right side wall of the cavity 10 through a bearing. The left side wall of the lower mold 3 is provided with Motor 118, the output end of motor 118 is connected to one end of screw rod 117, the outer wall of screw rod 117 is sleeved with extrusion block 115, the bottom of cavity 10 is provided with guide groove, the bottom of extrusion block 115 is provided with guide block matching with the guide groove, under the action of guide groove and guide block, extrusion block 115 moves on the outer wall of screw rod 117, movable block 116 and extrusion block 115 are both arranged in isosceles trapezoidal shape, motor 118 drives screw rod 117 to rotate, under the action of guide groove and guide block, extrusion block 115 moves on the outer wall of screw rod 117, the inclined surface of extrusion block 1154 squeezes the inclined surface of movable block 116, movable block 116 drives sliding plate 114 to move upward, sliding plate 114 drives spring 113 and ejector rod 112 to move upward, under the action of elastic force of spring 113, ejector rod 112 drives stripping plate 110 to move up and down, stripping plate 110 can lift the formed connector to complete demoulding.

[0017] Working principle: the hydraulic rod 8 drives the upper mold 7 to move downward, the injection molding device 2 injects the raw material into the molding groove 4, and the upper mold 7 drives the molding block 6 to be inserted into the molding groove 4 for molding processing. After the processing is completed, the hydraulic rod 8 drives the upper mold 7 to move upward, and the molding block 6 is separated from the molding groove 4. The motor 118 drives the screw rod 117 to rotate. Under the action of the guide groove and the guide block, the extrusion block 115 moves on the outer wall of the screw rod 117, and the inclined surface of the extrusion block 1154 squeezes the inclined surface of the movable block 116. The movable block 116 drives the sliding plate 114 to move upward, and the sliding plate 114 drives the spring 113 and the push rod 112 to move upward. Under the action of the elastic force of the spring 113, the push rod 112 drives the stripping plate 110 to move up and down, and the stripping plate 110 can lift the formed connector to complete the demoulding.

[0018] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mold for processing an interface mechanism of a ventilator, comprising a base (1), a lower mold (3) is provided on the top of the base (1), an injection device (2) is provided on the right side wall of the lower mold (3), a molding groove (4) is provided on the top of the lower mold (3), four groups of support rods (5) are provided on the top of the base (1), a top plate (9) is provided on the top of the four groups of support rods (5), a hydraulic rod (8) is provided on the bottom of the top plate (9), an upper mold (7) is provided at one end of the hydraulic rod (8), and a molding block (6) matching the molding groove (4) is provided on the bottom of the upper mold (7), characterized in that: A cavity (10) is provided inside the lower mould (3), and a demoulding component (11) is provided inside the cavity (10). The demoulding component (11) is used to demould the workpiece.

2. The mold for processing the interface mechanism of a ventilator according to claim 1, characterized in that: The demoulding assembly (11) comprises a sliding plate (114) slidably connected in the cavity (10); a push rod (112) is provided on the top of the sliding plate (114); one end of the push rod (112) penetrates through the top of the cavity (10) and is connected to a demoulding plate (110) provided in the molding groove (4); a spring (113) is sleeved on the outer wall of the push rod (112); one end of the spring (113) is connected to the top of the cavity (10); the other end of the spring (113) is connected to the top of the sliding plate (114); a movable block (116) is provided on the bottom of the sliding plate (114); a screw rod (117) is connected to the right side wall of the cavity (10) via a bearing; a motor (118) is provided on the left side wall of the lower mold (3); an output end of the motor (118) is connected to one end of the screw rod (117); and an extrusion block (115) is sleeved on the outer wall of the screw rod (117).

3. The mold for processing the interface mechanism of a ventilator according to claim 2, characterized in that: The movable block (116) and the extrusion block (115) are both arranged in an isosceles trapezoidal shape.

4. The mold for processing the interface mechanism of a ventilator according to claim 2, characterized in that: A guide groove is provided at the bottom of the cavity (10), and a guide block matching the guide groove is provided at the bottom of the extrusion block (115).

5. The mold for processing the interface mechanism of a ventilator according to claim 2, characterized in that: The left and right side walls of the cavity (10) are both provided with limit grooves, and the left and right side walls of the sliding plate (114) are both provided with limit blocks matching the limit grooves.

6. The mold for processing the interface mechanism of a ventilator according to claim 2, characterized in that: The bottom of the molding groove (4) is provided with a placement groove (111), and the stripping plate (110) matches the placement groove (111).

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