CN210026366U - A hot plate type welding device - Google Patents

Abstract

The utility model discloses a hot plate type welding device, comprising a frame, a touch screen, a lower mold mechanism, an upper mold mechanism and a hot mold mechanism are arranged on the frame, the lower mold mechanism includes a lower mold clamp, and the upper mold mechanism includes an upper mold clamp , the hot mold mechanism includes an electric heating plate, the surface to be joined of the plastic part is in contact with the electric heating plate, the electric heating plate heats up and melts the to-be-joined surface of the plastic part, and the upper mold clamp and the lower mold clamp compress the plastic part so that it is ready to be The bonding surface is closely attached, and no third-party medium is added during the bonding process. The bonding surface of the product after welding is tight, the bonding degree is high, and the performance is stable, and the surface of the product is smooth and beautiful. The whole process adopts automatic control, easy operation, fast welding speed and high precision, which improves production efficiency while improving product quality.

Description

A hot plate type welding device

technical field

The utility model relates to the technical field of plastic product welding, in particular to a hot plate type welding device.

Background technique

Many plastic products cannot be molded at one time by injection molding. For example, a plastic pump usually needs to be injection molded into two plastic parts, and then the plastic parts are welded to form a complete part. In the existing plastic welding technology, a medium such as a welding rod is usually added to the to-be-joined surface of the plastic parts. The surface of the finished plastic product is not clean enough, not beautiful enough, and its performance will be greatly reduced, and even the phenomenon of not fitting tightly.

Utility model content

Aiming at the problems existing in the prior art, the utility model provides a hot plate type welding device. The plastic product welded by the device has a tight fitting surface, high fitting degree and stable performance, and the product surface is smooth and beautiful.

The technical scheme adopted by the utility model is:

A hot plate type welding device, comprising a frame, characterized in that: the frame is provided with a touch screen, a lower mold mechanism, an upper mold mechanism and a hot mold mechanism;

The lower mold mechanism includes a lower mold fixture, the top of the lower mold fixture is provided with a first mold groove matching the shape of the first plastic part, and the bottom end is connected with a first power device that drives the lower mold to move vertically;

The upper mold mechanism is arranged above the lower mold mechanism, and the upper mold mechanism includes an upper mold clamp, and an end face of the upper mold clamp facing the lower mold clamp is provided with a first plastic part that matches the shape of the second plastic part. Two mold grooves, the other end of which is connected with a second power device that drives the vertical movement thereof;

The hot mold mechanism is arranged on one side of the lower mold mechanism, and the hot mold mechanism includes an electric heating plate, and the electric heating plate is arranged between the lower mold clamp and the upper mold clamp, and is away from a side of the lower mold mechanism. The side is connected with a third power device that drives its horizontal movement;

The first power device, the second power device, and the third power device are all electrically connected to the touch screen.

Further, a first suction cup for sucking and fixing the first plastic part is provided in the first mold groove, and a second suction cup for sucking and fixing the second plastic part is provided in the second mold groove. .

Further, the lower die mechanism includes a lower die fixing plate, the lower die clamp is fixed on the upper end of the lower die fixing plate, the bottom end of the lower die fixing plate is connected to the first power device, and the first power The device is a first cylinder arranged on the frame.

Further, the bottom end of the lower die fixing plate is evenly provided with first guide columns, the outer side of the first guide column is sleeved with a first linear bearing, and the first linear bearing is fixedly connected with the frame, and cooperate with the first guide column to form a first sliding pair.

Preferably, the upper die mechanism includes an upper die fixing plate, the upper die clamp is fixed on the bottom end of the upper die fixing plate, and the upper end of the upper die fixing plate is connected to the second power device, and the second power The device is a second cylinder arranged on the frame.

Further, second guide columns are evenly arranged at the upper end of the upper die fixing plate, and a second linear bearing is sleeved on the outer side of the second guide column, and the second linear bearing is fixedly connected with the frame and is connected with the The second guide column cooperates to form a second sliding pair.

Further, the side of the lower mold fixing plate facing the upper mold mechanism is evenly provided with mold clamping guide sleeves, and the side of the upper mold fixing plate facing the lower mold mechanism The mold guide bush is matched with the mold clamping guide post.

Further, the hot mold mechanism includes a hot mold fixing table, the electric heating plate is fixed on the upper end of the hot mold fixing table, and the side of the hot mold fixing table facing away from the lower mold mechanism is connected to the third power device. , the third power unit is a third cylinder.

Further, a guide rail is provided on the frame, and a sliding groove slidingly matched with the guide rail is provided at the bottom end of the hot mold fixing table.

Further, the frame is provided with an upper mold clamp, a lower mold clamp and a temperature monitoring module of an electric heating plate.

The beneficial effects of the above-mentioned technical solutions are as follows: the surfaces to be joined of the plastic parts are melted by heating of the electric heating plate, and then pressed and bonded. During the bonding process, no third-party medium is added, and the bonding surfaces of the products after welding are tight and fit. High degree and stable performance, the product surface is smooth and beautiful. The whole process adopts automatic control, easy operation, fast welding speed and high precision, which improves production efficiency while improving product quality.

Description of drawings

Fig. 1 is the front view of the separation of the upper mold clamp and the lower mold clamp of the embodiment of the present utility model;

Fig. 2 is the right side view of the separation of the upper mold clamp and the lower mold clamp of the embodiment of the present utility model;

Fig. 3 is the front view of the clamping of the upper mold and the lower mold of the embodiment of the present utility model;

Detailed ways

The structure of a hot plate type welding device of the present invention will be described in detail below with reference to the preferred examples and the accompanying drawings.

Referring to FIGS. 1 to 3 , a hot plate type welding device in an embodiment of the present invention has an overall structure as follows: it includes a frame 1 , and a touch screen 2 , a lower mold mechanism 4 , and an upper mold mechanism 3 are arranged on the rack 1 . , Hot mold mechanism 5, power supply box, exhaust fan and air storage tank. The power supply box is used to supply power to the whole machine, and the touch screen 2 is used for workers to control the operation or shutdown of the whole machine. The upper mold mechanism 3 is arranged above the lower mold mechanism 4 , and the hot mold mechanism 5 is arranged on one side of the lower mold mechanism 4 .

The specific structure is as follows:

The lower mold mechanism 4 includes a lower mold fixture 42 and a lower mold fixing plate 43. The top of the lower mold fixture 42 is provided with a first mold groove that matches the shape of the first plastic part. The first suction cup that is firmly sucked and fixed by the piece is connected with the air storage tank through the air pipe. The lower mold fixture 42 is fixed on the upper end of the lower mold fixing plate 43 by welding or screwing, and the middle of the bottom end of the lower mold fixing plate 43 is connected to the first power device 46. In this embodiment, the first power device 46 is arranged on the frame. 1 on the first cylinder. The bottom end of the lower die fixing plate 43 is provided with four first guide columns 45 evenly distributed in the circumferential direction. The outer side of the first guide columns 45 is sheathed with a first linear bearing 44. The first linear bearing 44 is fixedly connected to the frame 1 and is A guide post 45 cooperates to form a first sliding pair. The first power device 46 drives the lower mold fixture 42 to move up and down along the first guide column 45 .

The upper mold mechanism 3 includes an upper mold fixture 31 and an upper mold fixing plate 33. An end face of the upper mold fixture 31 facing the lower mold fixture 42 is provided with a second mold groove that matches the shape of the second plastic part, and the second mold groove is provided with There is a second suction cup for sucking and fixing the second plastic part, and the second suction cup is connected with the air storage tank through an air pipe. The upper mold fixture 31 is fixed to the bottom end of the upper mold fixing plate 33 by welding or screwing, and the middle of the upper end of the upper mold fixing plate 33 is connected to the second power device 34. In this embodiment, the second power device 34 is arranged on the machine. Second cylinder on rack 1. The upper end of the upper die fixing plate 33 is provided with four second guide columns 35 evenly distributed in the circumferential direction. The outer side of the second guide columns 35 is sheathed with a second linear bearing 36. The second linear bearing 36 is fixedly connected with the frame 1 and is connected with the second guide column. 35 cooperate to form a second sliding pair. The second power device 34 drives the upper mold fixture 31 to move up and down along the second guide column 35 .

The side of the lower mold fixing plate 43 facing the upper mold mechanism 3 is provided with four clamping guide sleeves 41 evenly distributed in the circumferential direction, and the side of the upper mold fixing plate 33 facing the lower mold mechanism 4 is provided with matching mold clamping guide sleeves 41 at corresponding positions. Clamping guide post 32 . The mold clamping guide post 32 is embedded in the mold clamping guide sleeve 41 , so that the upper mold clamp 31 and the lower mold clamp 42 can be accurately clamped.

The hot mold mechanism 5 includes a hot mold fixing table 52 and an electric heating plate 51. The electric heating plate 51 is arranged between the lower mold clamp 42 and the upper mold clamp 31. One end of the electric heating plate 51 is fixed to the hot mold fixing table 52 by means of clamping or screw connection. At the upper end, the side of the hot mold fixing table 52 facing away from the lower mold mechanism 4 is connected to a third power device 53 . In this embodiment, the third power device 53 is a third cylinder arranged on the frame 1 . The rack 1 is provided with guide rails 54 , and the bottom end of the hot mold fixing table 52 is provided with a chute for sliding cooperation with the guide rails 54 . The third power device 53 drives the electric heating plate 51 to move horizontally along the guide rail 54 , approaching or moving away from the lower die mechanism 4 .

The first power device 46 , the second power device 34 , and the third power device 53 are all electrically connected to the touch screen 2 . The frame 1 is provided with a temperature monitoring module of an upper mold fixture 31 , a lower mold fixture 42 and an electric heating plate 51 .

The working process is as follows:

Initially, the upper mold fixture 31 and the lower mold fixture 42 are in a separated state, the electric heating plate 51 is far away from the lower mold mechanism 4, the first plastic part is manually installed in the first mold groove, and the second plastic part is installed in the second mold in the slot.

The first step is to start the hot plate type welding device, the air storage tank starts to pump air, the first suction cup and the second suction cup generate suction, so that the first plastic part and the second plastic part are sucked and fixed in the first mold groove and the second plastic part respectively. in the second die groove.

In the second step, the power supply box energizes the electric heating plate 51, and the electric heating plate 51 heats up rapidly to reach the set temperature. The third air cylinder is activated through the touch screen 2, and the third air cylinder pushes the hot mold fixing table 52 to slide along the guide rail 54 toward the lower mold mechanism 4 until it reaches the set temperature. The electric heating plate 51 is completely placed in the middle position of the upper mold fixture 31 and the lower mold fixture 42 . Operate the touch screen 2, the third cylinder stops running.

In the third step, the first air cylinder and the second air cylinder are activated through the touch screen 2, the first air cylinder pushes the lower mold clamp 42 to move up along the first guide column 45, and the second air cylinder pushes the upper mold clamp 31 to move down along the second guide column 35 , until the surfaces to be joined of the first plastic part and the second plastic part are in contact with the electric heating plate 51 respectively. Operate the touch screen 2, the first cylinder and the second cylinder stop running. The surfaces to be joined of the first plastic part and the second plastic part gradually begin to melt, and after a preset time, the to-be-joined surfaces of the first plastic part and the second plastic part are melted to a certain extent.

The fourth step, operate the touch screen 2, activate the first air cylinder and the second air cylinder, the lower mold fixture 42 moves downward, the upper mold fixture 31 moves upward, and the two are separated, that is, the first plastic part, the second plastic part and the The electric heating plate 51 is separated, reaches the set position, operates the touch screen 2, and stops the operation of the first cylinder and the second cylinder.

The fifth step is to operate the touch screen 2, start the third cylinder, and the electric heating plate 51 is far away from the lower die mechanism 4 until it is completely moved to the set position, and the touch screen 2 is operated to stop the operation of the third cylinder.

The sixth step, operate the touch screen 2, activate the first air cylinder and the second air cylinder, the lower mold clamp 42 moves upward, and the upper mold clamp 31 moves downward until the surfaces to be joined of the first plastic part and the second plastic part are in close contact. , the first cylinder and the second cylinder continue to run, apply a certain pressure and control the depth, when a certain bonding time and bonding depth are reached, the entire welding process is completed. Operate the touch screen 2 to stop the operation of the first cylinder and the second cylinder.

The seventh step, after a certain cooling time, the product cools and solidifies, operate the touch screen 2, activate the first air cylinder and the second air cylinder, the lower mold clamp 42 moves down, the upper mold clamp 31 moves up, the two are separated, and the product is taken out That's it.

In the actual production process, the number of the lower mold fixture 42 and the upper mold fixture 31 can be appropriately increased, and several products are produced at the same time, thereby improving the production efficiency.

The above specific structure is a specific description of the preferred embodiment of the present invention, but does not limit the implementation and protection scope of the present invention. Those skilled in the art can also Various equivalent modifications or substitutions are made, and these equivalent modifications or substitutions are all included within the scope defined by the claims of the present application.

Claims (10)

1. The utility model provides a hot plate type welding device, includes frame (1), its characterized in that: the touch screen (2), the lower die mechanism (4), the upper die mechanism (3) and the hot die mechanism (5) are arranged on the rack (1);

the lower die mechanism (4) comprises a lower die clamp (42), a first die groove matched with the first plastic sub-piece in shape is formed in the top of the lower die clamp (42), and the bottom end of the lower die clamp is connected with a first power device (46) for driving the lower die clamp to vertically move;

the upper die mechanism (3) is arranged above the lower die mechanism (4), the upper die mechanism (3) comprises an upper die clamp (31), one end face, facing the lower die clamp (42), of the upper die clamp (31) is provided with a second die groove matched with the shape of a second plastic part, and the other end of the upper die clamp is connected with a second power device (34) driving the upper die mechanism to vertically move;

the hot die mechanism (5) is arranged on one side of the lower die mechanism (4), the hot die mechanism (5) comprises an electric heating plate (51), the electric heating plate (51) is arranged between the lower die clamp (42) and the upper die clamp (31), and one side of the electric heating plate, which is deviated from the lower die mechanism (4), is connected with a third power device (53) for driving the electric heating plate to horizontally move; the first power device (46), the second power device (34) and the third power device (53) are all electrically connected with the touch screen (2).

2. A hot plate fusion apparatus according to claim 1 wherein: the first mold groove is internally provided with a first sucker for tightly sucking and fixing the first plastic sub-component, and the second mold groove is internally provided with a second sucker for tightly sucking and fixing the second plastic sub-component.

3. A hot plate fusion apparatus according to claim 1 wherein: lower mould mechanism (4) are including lower mould fixed plate (43), lower mould anchor clamps (42) are fixed lower mould fixed plate (43) upper end, lower mould fixed plate (43) bottom is connected first power device (46), first power device (46) are first cylinder, first cylinder arranges in frame (1).

4. A hot plate fusion apparatus according to claim 3 wherein: first guide posts (45) are uniformly distributed at the bottom end of the lower die fixing plate (43), first linear bearings (44) are sleeved on the outer sides of the first guide posts (45), and the first linear bearings (44) are fixedly connected with the rack (1) and matched with the first guide posts (45) to form a first sliding pair.

5. A hot plate fusion apparatus according to claim 3 wherein: go up mold mechanism (3) including last mold fixing plate (33), it fixes to go up mold cramping utensil (31) last mold fixing plate (33) bottom, go up mold fixing plate (33) upper end and connect second power device (34), second power device (34) are the second cylinder, the second cylinder is arranged in on frame (1).

6. A hot plate fusion apparatus according to claim 5 wherein: the upper end of the upper die fixing plate (33) is uniformly provided with second guide posts (35), second linear bearings (36) are sleeved on the outer sides of the second guide posts (35), and the second linear bearings (36) are fixedly connected with the rack (1) and matched with the second guide posts (35) to form a second sliding pair.

7. A hot plate fusion apparatus according to claim 6 wherein: and mold closing guide sleeves (41) are uniformly distributed on one side, facing the upper mold mechanism (3), of the lower mold fixing plate (43), and mold closing guide posts (32) matched with the mold closing guide sleeves (41) are arranged at corresponding positions on one side, facing the lower mold mechanism (4), of the upper mold fixing plate (33).

8. A hot plate fusion apparatus according to claim 1 wherein: the hot die mechanism (5) comprises a hot die fixing table (52), the electric heating plate (51) is fixed at the upper end of the hot die fixing table (52), one side of the hot die fixing table (52) departing from the lower die mechanism (4) is connected with the third power device (53), and the third power device (53) is a third air cylinder.

9. A hot plate fusion apparatus according to claim 8 wherein: the hot die fixing device is characterized in that a guide rail (54) is arranged on the rack (1), and a sliding groove in sliding fit with the guide rail (54) is formed in the bottom end of the hot die fixing table (52).

10. A hot plate fusion apparatus according to claim 1 wherein: and the rack (1) is provided with an upper die clamp (31), a lower die clamp (42) and a temperature monitoring module of an electric heating plate (51).

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