Hot melting mold fixing device

Abstract

The utility model belongs to the technical field of hot melting devices, and particularly relates to a hot melting mold fixing device which comprises a hot melting device body. Sliding grooves are formed in the two sides of the hot melting device body and the two sides of a shell of the hot melting device body, positioning rods are fixedly connected to the middle positions of the bottoms of the two sliding grooves, two-way lead screws are rotationally installed in the two sliding grooves, two motors are installed on one side of the hot melting device body, the output end of each motor is connected with one end of the corresponding two-way lead screw, and the output end of each motor is connected with the other end of the corresponding two-way lead screw. Two ends of each two-way screw rod are sleeved with moving blocks, the two ends of each two-way screw rod are in sliding connection with the inner wall of the sliding groove, each moving block is fixedly connected with a clamping block, each clamping block is provided with a rod hole, a movable rod is inserted into each rod hole in a penetrating mode, and one end of each movable rod is fixedly connected with an arc-shaped abutting plate; when the hot melting die is used, the hot melting die can be conveniently and rapidly replaced according to the diameter of a pipe, meanwhile, the installation position of the die head can be accurately controlled, and the subsequent hot melting welding effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot melters, in particular to a hot melt mold fixing device. Background Art

[0002] A hot melt welder is a professional welding tool used to heat and melt thermoplastic pipes and molds and then connect them. In the process of connecting pipes and accessories, the hot melt welder plays a vital role.

[0003] The hot melt machine is mainly composed of a hot melt machine body, a heating element, a temperature control system and a mold. Its working principle is to provide heat energy to the melting chamber through the heating element to raise the temperature of the chamber above the melting point, thereby melting the solid material into a flowing state. The mold is an important structural component of the hot melt machine, which is used to fix the plastic pipe and keep it stable during the heating process.

[0004] When performing hot melt operations, the hot melt mold needs to be replaced according to the diameter of the pipe. When the mold is replaced, it can only be fixed by screws, which makes the operation inconvenient, and the mold installation position cannot be accurately controlled, affecting the hot melt welding effect. Therefore, a hot melt mold fixing device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised by the above-mentioned background technology, the utility model proposes a hot melt mold fixing device.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a hot melt mold fixing device described in the utility model includes a hot melt body; the hot melt body, both sides of the shell of the hot melt body are provided with slide grooves, the bottom middle positions of the two slide grooves are fixedly connected with positioning rods, and two-way screw rods are rotatably installed in the two slide grooves, two motors are installed on one side of the hot melt body, the output end of each motor is connected to one end of the corresponding two-way screw rod, and both ends of each two-way screw rod are sleeved with moving blocks, and the moving blocks are arranged in the slide groove and slidably connected to the inner wall of the slide groove, each moving block is fixedly connected with a clamping block, and each clamping block is provided with a There are rod holes, each of which is inserted with a movable rod, and one end of each movable rod is fixed with an arc-shaped contact plate. When installing the mold, the mold head is inserted into the positioning rod, and then the motor is started to make the two clamping blocks and the arc-shaped contact plate approach each other until they move to contact the two side surfaces of the mold head, so that the mold head can be quickly clamped and fixed. When replacing the mold head, it is only necessary to reverse the motor to make the two clamping blocks move away from each other, take away the old mold head, reinsert the new mold head into the positioning rod, and start the motor again to make the two clamping blocks approach each other, so that the mold head can be quickly disassembled and replaced, which is convenient for replacing the mold head according to the diameter of the pipe.

[0007] Preferably, the other end of each movable rod is fixedly connected to an anti-slip cap, a spring is fixedly connected between the anti-slip cap and the clamping block, and the spring is sleeved on the movable rod, each anti-slip cap is installed with a movable electrode plate, and the movable electrode plate is arranged in a fixed frame, a fixed frame is installed on the side wall of each clamping block, a fixed electrode plate is installed on each fixed frame, an indicator light is installed on one side of each fixed frame, and a storage battery is installed on the other side of each fixed frame, and the storage battery, the indicator light, the fixed electrode plate and the movable electrode plate are electrically connected. In the process of clamping and fixing the mold head, in order to accurately control the installation position of the mold head, a trigger mechanism is set, when the two arc-shaped contact plates are in contact with the two side surfaces of the mold head, when the arc-shaped contact plates continue to move forward, the spring is compressed by force, and the movable rod pushes the movable electrode plate to move, and when the movable electrode plate moves to contact with the fixed electrode plate, the indicator light becomes bright, thereby indicating that the mold head has been accurately installed and fixed, so that the installation position of the mold head can be accurately controlled, thereby improving the effect of subsequent hot melt welding.

[0008] Preferably, insulating protective covers are provided around both side edges of the hot melt body, and a handle is fixedly connected to one end of the hot melt body away from the motor. When using the device, the insulating protective cover can protect the operator from burns.

[0009] The utility model is beneficial in that:

[0010] 1. When installing the mold, the utility model inserts the mold head on the positioning rod, then starts the motor, so that the two clamping blocks and the arc-shaped contact plate also approach each other until they move to contact the two side surfaces of the mold head, so that the mold head can be quickly clamped and fixed. When replacing the mold head, it is only necessary to reverse the motor to make the two clamping blocks move away from each other, take away the old mold head, reinsert the new mold head on the positioning rod, and start the motor again to make the two clamping blocks approach each other, so that the mold head can be quickly disassembled and replaced, which is convenient for replacing the mold head according to the diameter of the pipe;

[0011] 2. In the process of clamping and fixing the mold head, the utility model provides a trigger mechanism in order to accurately control the installation position of the mold head. When the two arc-shaped contact plates are in contact with the two side surfaces of the mold head and the arc-shaped contact plates continue to move forward, the spring is compressed and the movable rod pushes the movable electrode plate to move. When the movable electrode plate moves to contact with the fixed electrode plate, the indicator light turns on, indicating that the mold head has been accurately installed and fixed, thereby being able to accurately control the installation position of the mold head and improving the effect of subsequent hot melt welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0013] Figure 1 It is a schematic diagram of the overall main view three-dimensional structure;

[0014] Figure 2 It is a schematic diagram of the overall three-dimensional structure from a top view;

[0015] Figure 3 It is a schematic diagram of the three-dimensional structure of the driving mechanism;

[0016] Figure 4 It is a schematic diagram of the three-dimensional structure of the clamping and fixing assembly;

[0017] Figure 5 It is a schematic diagram of the three-dimensional structure of the trigger mechanism.

[0018] In the figure: 1. hot melt body; 2. slide groove; 3. positioning rod; 4. bidirectional screw rod; 5. motor; 6. moving block; 7. clamping block; 8. movable rod; 9. arc-shaped contact plate; 10. anti-drop cap; 11. movable electrode plate; 12. spring; 13. fixing frame; 14. fixed electrode plate; 15. indicator light; 16. battery storage; 17. handle; 18. insulating protective cover. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-4As shown, a hot melt mold fixing device comprises a hot melt body 1; a hot melt body 1, slide grooves 2 are provided on both sides of the shell of the hot melt body 1, and positioning rods 3 are fixedly connected to the middle positions of the bottoms of the two slide grooves 2, and bidirectional screw rods 4 are rotatably installed in the two slide grooves 2, and two motors 5 are installed on one side of the hot melt body 1, and the output end of each motor 5 is connected to one end of the corresponding bidirectional screw rod 4, and both ends of each bidirectional screw rod 4 are sleeved with moving blocks 6, and the moving blocks 6 are arranged in the slide groove 2 and are slidably connected to the inner wall of the slide groove 2, and each moving block 6 is fixedly connected to a clamping block 7, and each clamping block 7 is provided with a rod hole, and each rod hole is inserted with a movable rod 8, and one end of each movable rod 8 is fixed It is connected with an arc-shaped contact plate 9; when installing the mold, the mold head is inserted into the positioning rod 3, and then the motor 5 is started, so that the bidirectional screw rod 4 drives the two moving blocks 6 to approach each other, and then the two clamping blocks 7 and the arc-shaped contact plate 9 are also approached to each other, until the two clamping blocks 7 and the arc-shaped contact plate 9 are in contact with the two side surfaces of the mold head, so that the mold head can be quickly clamped and fixed. When replacing the mold head, it is only necessary to reverse the motor 5 to move the two clamping blocks 7 away from each other, take away the old mold head, reinsert the new mold head into the positioning rod 3, and start the motor 5 again to make the two clamping blocks 7 approach each other, so that the mold head can be quickly disassembled and replaced, which is convenient for replacing the mold head according to the diameter of the pipe.

[0021] See also Figure 4 As shown, the other end of each movable rod 8 is fixedly connected to an anti-dropping cap 10, a spring 12 is fixedly connected between the anti-dropping cap 10 and the clamping block 7, and the spring 12 is sleeved on the movable rod 8, each anti-dropping cap 10 is installed with an active electrode plate 11, and the active electrode plate 11 is arranged in a fixing frame 13, a fixing frame 13 is installed on the side wall of each clamping block 7, a fixed electrode plate 14 is installed on each fixing frame 13, an indicator light 15 is installed on one side of each fixing frame 13, and a storage battery 16 is installed on the other side of each fixing frame 13, and the storage battery 16, the indicator light 15, the fixed electrode plate 14 and the movable The movable electrode plates 11 are electrically connected; in the process of clamping and fixing the mold head, in order to accurately control the installation position of the mold head, a trigger mechanism is set. When the two arc-shaped contact plates 9 are in contact with the two side surfaces of the mold head, the arc-shaped contact plates 9 continue to move forward, and the spring 12 is compressed, and the movable rod 8 pushes the movable electrode plate 11 to move. When the movable electrode plate 11 moves to contact with the fixed electrode plate 14, the indicator light 15 lights up, indicating that the mold head has been accurately installed and fixed, so that the installation position of the mold head can be accurately controlled, thereby improving the effect of subsequent hot melt welding.

[0022] See also Figure 5As shown, both side edges of the hot melt body 1 are surrounded by insulating protective covers 18, and a handle 17 is fixedly connected to one end of the hot melt body 1 away from the motor 5; when using the device, the insulating protective cover 18 can protect the operator from burns.

[0023] Working principle: during hot melt operation, the hot melt mold needs to be replaced according to the diameter of the pipe. When replacing the mold, it can only be fixed by screws, which is inconvenient to operate and replace, and the mold installation position cannot be accurately controlled, affecting the hot melt welding effect; therefore, a hot melt mold fixing device is proposed to solve the above problems; when installing the mold, the mold head is inserted into the positioning rod 3, and then the motor 5 is started to make the two-way screw rod 4 drive the two moving blocks 6 to approach each other, and then the two clamping blocks 7 and the arc-shaped contact plate 9 are also close to each other, until the two clamping blocks 7 and the arc-shaped contact plate 9 are in contact with the two side surfaces of the mold head, so that the mold head can be quickly clamped and fixed. When replacing the mold head, it is only necessary to reverse the operation of the motor 5 to make the two clamping blocks 7 move away from each other, take away the old mold head, reinsert the new mold head into the positioning rod 3, and start the motor 5 again to make the two clamping blocks 7 approach each other, so that the mold head can be quickly disassembled and replaced, which is convenient for replacing the mold head according to the diameter of the pipe;

[0024] During the process of clamping and fixing the mold head, in order to accurately control the installation position of the mold head, a trigger mechanism is set. When the two arc-shaped contact plates 9 are in contact with the two side surfaces of the mold head, the arc-shaped contact plates 9 continue to move forward, and the spring 12 is compressed, and the movable rod 8 pushes the movable electrode plate 11 to move. When the movable electrode plate 11 moves to contact with the fixed electrode plate 14, the indicator light 15 lights up, indicating that the mold head has been accurately installed and fixed, so that the installation position of the mold head can be accurately controlled, thereby improving the effect of subsequent hot melt welding.

[0025] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A hot melt mold fixing device, characterized in that: The invention comprises a hot melt body (1); the hot melt body (1) has slide grooves (2) on both sides of the shell of the hot melt body (1); positioning rods (3) are fixedly connected to the middle positions of the bottoms of the two slide grooves (2); bidirectional screw rods (4) are rotatably installed in the two slide grooves (2); two motors (5) are installed on one side of the hot melt body (1); the output end of each motor (5) is connected to one end of the corresponding bidirectional screw rod (4); both ends of each bidirectional screw rod (4) are sleeved with moving blocks (6); the moving blocks (6) are arranged in the slide groove (2) and are slidably connected to the inner wall of the slide groove (2); each moving block (6) is fixedly connected to a clamping block (7); each clamping block (7) is provided with a rod hole; each rod hole is inserted with a movable rod (8); one end of each movable rod (8) is fixedly connected to an arc-shaped contact plate (9).

2. A hot melt mold fixing device according to claim 1, characterized in that: The other end of each movable rod (8) is fixedly connected to an anti-drop cap (10), a spring (12) is fixedly connected between the anti-drop cap (10) and the clamping block (7), and the spring (12) is sleeved on the movable rod (8).

3. A hot melt mold fixing device according to claim 2, characterized in that: A movable electrode plate (11) is mounted on each anti-drop cap (10), and the movable electrode plate (11) is arranged in a fixing frame (13).

4. A hot melt mold fixing device according to claim 1, characterized in that: A fixing frame (13) is installed on the side wall of each clamping block (7), and a fixed electrode plate (14) is installed on each fixing frame (13).

5. A hot melt mold fixing device according to claim 4, characterized in that: An indicator light (15) is installed on one side of each fixing frame (13), and a storage battery (16) is installed on the other side of each fixing frame (13). The storage battery (16), the indicator light (15), the fixed electrode plate (14) and the movable electrode plate (11) are electrically connected.

6. A hot melt mold fixing device according to claim 1, characterized in that: Insulating protective covers (18) are provided around both side edges of the hot melt body (1), and a handle (17) is fixedly connected to one end of the hot melt body (1) away from the motor (5).

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