Quartz tube injection molding equipment

Abstract

The utility model relates to the technical field of quartz tube injection molding, in particular to quartz tube injection molding equipment, which comprises a base and a quartz tube mold, a fixed seat is fixedly mounted on the base, an annular mold groove is arranged in the quartz tube mold, a plurality of feed ports are arranged at the upper end of the quartz tube mold, and the feed ports are communicated with the fixed seat. The quartz tube mold is located over the fixing base, a lifting assembly used for driving the quartz tube mold to move up and down is arranged on the base, an L-shaped support is fixedly installed on the base, an electric control air cylinder is fixedly installed on the support, and an output shaft of the electric control air cylinder is fixedly provided with an installation disc. A plurality of ejector rods are vertically and fixedly mounted on the lower surface of the mounting disc and located over the multiple feeding ports correspondingly. Under the action of the plurality of ejector rods, the movement of the quartz tube can be limited, so that the friction force between the quartz tube and the quartz tube mold is overcome, the quartz tube can be separated from the quartz tube mold, and the production of the quartz tube is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to quartz tube injection molding technical field especially relates to a quartz tube injection molding forming equipment. BACKGROUND

[0002] Quartz tube is quartz granule through smelting furnace smelting again through mould casting forms quartz pipe, quartz tube has good thermal stability, electric insulation, high temperature resistance, corrosion resistance and other characteristics, in industrial production or wastewater discharge, the pipeline of conventional material is prone to rupture, damage and other conditions, therefore need quartz tube is often used instead of these material made pipeline is used in the related field.

[0003] The Chinese patent with publication number CN217438021U discloses a forming device for quartz tube production, belonging to the technical field of quartz tube production forming equipment, including base, frame and quartz tube mold, solves the problem that the existing technology needs to disassemble the mold to take out the quartz tube after injection molding forming, and is mainly used for quartz tube production.

[0004] In the above patent document, the quartz tube needs to rely on the gravity of the quartz tube to separate from the quartz tube mold during demolding. However, after the injection molding is completed, the cooled and solidified quartz tube will generate a large friction force with the quartz tube mold. Under the influence of the friction force, the quartz tube will not be able to separate from the quartz tube mold under the action of gravity, thereby affecting the production of the quartz tube. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the following shortcomings in the prior art: after the injection molding is completed, the cooled and solidified quartz tube will generate a large friction force with the quartz tube mold. Under the influence of the friction force, the quartz tube will not be able to separate from the quartz tube mold under the action of gravity, thereby affecting the production of the quartz tube. A quartz tube injection molding forming equipment is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A quartz tube injection molding forming equipment, comprising a base and a quartz tube mold, the base is fixedly installed with a fixing seat, the quartz tube mold is provided with an annular mold groove, the upper end of the quartz tube mold is provided with a plurality of circumferentially arranged feed ports which are in communication with the mold groove, the quartz tube mold is located directly above the fixing seat, and the base is provided with a lifting assembly for driving the quartz tube mold to move up and down.

[0008] The base is fixedly installed with an L-shaped bracket, the bracket is fixedly installed with an electric control cylinder, the output shaft of the electric control cylinder is fixedly installed with a mounting disc, the lower surface of the mounting disc is vertically fixedly installed with a plurality of top rods, and the plurality of top rods are located directly above the plurality of feed ports.

[0009] Preferably, the lifting assembly comprises two symmetrical lifting cylinders fixedly installed on the base and two connecting blocks fixedly installed on the side of the quartz tube mold, and the output shafts of the two lifting cylinders are fixedly connected with the two connecting blocks respectively.

[0010] Preferably, a rectangular block is fixedly installed on the side of the quartz tube mold, a conical hopper is slidably installed on the rectangular block through an elastic assembly, a feeding pipe is connected to the lower end of the conical hopper, and one end of the feeding pipe is located directly above one of the feeding ports.

[0011] Preferably, a rectangular groove is formed in the upper surface of the rectangular block, the elastic assembly comprises a moving block slidably installed in the rectangular groove, an extension spring fixedly installed on the moving block, and two symmetrical supporting rods fixedly installed on the moving block, the upper ends of the two supporting rods are fixedly connected with the conical hopper, one end of the extension spring is fixedly connected with the inner wall of the rectangular groove, and transmission assemblies are arranged on the two supporting rods and used to drive the moving block to move towards the extension spring.

[0012] Preferably, the transmission assembly comprises an inclined plate obliquely fixedly installed on the two supporting rods, and the inclined plate is located directly above the feeding pipe.

[0013] Preferably, a rotating groove is formed in the end of the inclined plate away from the supporting rods, and a roller is rotatably installed in the rotating groove.

[0014] In the utility model, the beneficial effects are as follows:

[0015] 1. When the quartz tube is cooled and solidified, the plurality of jacks are driven by the electric control cylinder to vertically move downwards and contact the upper end of the quartz tube, then the quartz tube mold is driven by the lifting assembly to move upwards, the quartz tube is limited to move under the action of the plurality of jacks, thereby the friction between the quartz tube and the quartz tube mold is overcome, the quartz tube can be separated from the quartz tube mold, and the production of the quartz tube is ensured.

[0016] 2. When the quartz particles after smelting are injected into the quartz tube mold, the quartz particles after smelting can be conveniently injected into the quartz tube mold through the cooperation of the elastic assembly, the conical hopper and the feeding pipe. DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the quartz tube injection molding forming equipment;

[0018] Figure 2 It is a three-dimensional structure schematic view of the conical hopper, the rectangular block, the elastic assembly and the inclined plate;

[0019] Figure 3 It is a three-dimensional sectional structure schematic view of the quartz tube mold and the fixed seat.

[0020] Figure 4 For Figure 1 Structure enlarged view at A in the figure.

[0021] In the figure: 1 base, 2 quartz tube mold, 201 mold groove, 3 fixed seat, 4 feed port, 5 bracket, 6 electric control cylinder, 7 mounting disc, 8 ejector pin, 9 lifting cylinder, 10 connecting block, 11 rectangular block, 12 conical hopper, 13 feed pipe, 14 moving block, 15 extension spring, 16 support rod, 17 inclined plate, 18 roller. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Referring to Figures 1-4 A quartz tube injection molding equipment, including base 1 and quartz tube mold 2, fixedly installed with fixed seat 3 on base 1, annular mold groove 201 is set up in quartz tube mold 2, a plurality of circumferential arrangement's feed port 4 that are connected with mold groove 201 are set up on the upper end of quartz tube mold 2, quartz tube mold 2 is located in the direct upper of fixed seat 3, lifting assembly for driving quartz tube mold 2 to move up and down is equipped on base 1, and lifting assembly includes two symmetrically fixed lifting cylinders 9 that are installed on base 1 and two connecting blocks 10 that are fixedly installed on the side of quartz tube mold 2, and the output shaft of two lifting cylinders 9 is fixedly connected with two connecting blocks 10 respectively.

[0024] In the process of production, the lower end of quartz tube mold 2 is in contact with fixed seat 3, so as to block the lower end of mold groove 201, then the quartz particles after smelting are injected into the mold groove 201 of quartz tube mold 2 through feed port 4, and the quartz tube is cooled and solidified.

[0025] L-shaped bracket 5 is fixedly installed on base 1, electric control cylinder 6 is fixedly installed on bracket 5, mounting disc 7 is fixedly installed on the output shaft of electric control cylinder 6, and multiple ejector pins 8 are vertically fixedly installed on the lower surface of mounting disc 7, and multiple ejector pins 8 are located above multiple feed ports 4 respectively.

[0026] When the quartz tube is cooled and solidified, the electric control cylinder 6 is started to move the plurality of ejector rods 8 vertically downward through the mounting disc 7, one end of the ejector rod 8 is inserted into the feeding port 4 and contacts the upper end of the formed quartz tube, then the two lifting cylinders 9 are started to move the quartz tube mold 2 vertically upward through the connecting block 10, the plurality of ejector rods 8 contact the upper end of the quartz tube, which limits the upward movement of the quartz tube, so that the quartz tube is ejected from the mold groove 201 under the action of the plurality of ejector rods 8, which can effectively overcome the friction between the quartz tube and the quartz tube mold 2, so that the quartz tube can be separated from the quartz tube mold 2, and the production of the quartz tube is ensured.

[0027] The quartz tube mold 2 is fixedly installed with a rectangular block 11 on the side surface, a conical hopper 12 is slidably installed on the rectangular block 11 through an elastic assembly, a feeding pipe 13 is connected to the lower end of the conical hopper 12, and one end of the feeding pipe 13 is located directly above one of the feeding ports 4. When the melted quartz particles are poured into the quartz tube mold 2, the melted quartz particles can be poured into the conical hopper 12, then the melted quartz particles are guided to the upper side of the feeding port 4 through the feeding pipe 13, and finally the melted quartz particles are poured into the quartz tube mold 2 through the feeding port 4.

[0028] A rectangular groove is formed in the upper surface of the rectangular block 11, the elastic assembly includes a moving block 14 slidably installed in the rectangular groove, an extension spring 15 fixedly installed on the moving block 14, and two symmetrical supporting rods 16 fixedly installed on the moving block 14, the upper ends of the two supporting rods 16 are fixedly connected with the conical hopper 12, one end of the extension spring 15 is fixedly connected with the inner wall of the rectangular groove, and transmission assemblies for moving the moving block 14 towards the extension spring 15 are arranged on the two supporting rods 16, the transmission assemblies include inclined plates 17 obliquely fixedly installed on the two supporting rods 16, and the inclined plates 17 are located directly above the feeding pipe 13.

[0029] During demolding, the ejector rod 8 vertically moves downward and contacts the inclined plate 17, and under the action of the inclined plate 17, the moving block 14 is moved towards the extension spring 15 through the supporting rod 16, so that the extension spring 15 is compressed, at this time, the feeding pipe 13 is moved away from above the feeding port 4, so that the ejector rod 8 is inserted into the feeding port 4.

[0030] A rotating groove is formed in one end of the inclined plate 17 away from the supporting rod 16, and a roller 18 is rotatably installed in the rotating groove. When the ejector rod 8 is inserted into the feeding port 4, one end of the inclined plate 17 contacts the side surface of the ejector rod 8, at this time, the roller 18 can reduce the friction between the inclined plate 17 and the ejector rod 8, so as to avoid damage to the ejector rod 8 under the influence of the friction.

[0031] The utility model discloses when quartz tube cools and solidifies, starts electric control air cylinder 6, passes through installation disc 7 and drives multiple ejection rods 8 vertical downward movement simultaneously, and the one end of ejection rod 8 is stretched into to the feed inlet 4, and is contacted with the upper end of the quartz tube after forming, then again through lifting assembly and drive quartz tube mould 2 vertical upward movement, and multiple ejection rods 8 are contacted with the upper end of the quartz tube, and will limit the quartz tube upward movement, thereby under the action of multiple ejection rods 8, will eject the quartz tube from the mould groove 201, can effectively overcome the friction between quartz tube and quartz tube mould 2, make the quartz tube can be separated with quartz tube mould 2, guarantee the production of quartz tube.

[0032] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the utility model disclosed technical range, according to the utility model technical scheme and the utility model concept are equivalent to replace or change, all should be covered in the protection scope of the utility model.

Claims

1. A quartz tube injection molding apparatus comprising a base (1) and a quartz tube mold (2), characterized by, The base (1) is fixedly installed with a fixed seat (3), the quartz tube mold (2) is provided with an annular mold groove (201), the upper end of the quartz tube mold (2) is provided with a plurality of circumferentially arranged feed ports (4) which are communicated with the mold groove (201), the quartz tube mold (2) is located directly above the fixed seat (3), and the base (1) is provided with a lifting assembly for driving the quartz tube mold (2) to move up and down. The base (1) is fixedly installed with an L-shaped support (5), the support (5) is fixedly installed with an electric control cylinder (6), the output shaft of the electric control cylinder (6) is fixedly installed with a mounting disc (7), the lower surface of the mounting disc (7) is vertically fixedly installed with a plurality of ejector rods (8), and the plurality of ejector rods (8) are located directly above the plurality of feed ports (4).

2. A quartz tube injection molding apparatus according to claim 1, wherein The lifting assembly comprises two lifting cylinders (9) which are symmetrically and fixedly installed on the base (1) and two connecting blocks (10) which are fixedly installed on the side of the quartz tube mold (2), and the output shafts of the two lifting cylinders (9) are fixedly connected with the two connecting blocks (10) respectively.

3. The apparatus for injection molding a quartz tube of claim 1, wherein, The quartz tube mold (2) is fixedly installed with a rectangular block (11), the conical hopper (12) is slidably installed on the rectangular block (11) through an elastic assembly, the lower end of the conical hopper (12) is connected with a feed pipe (13), and one end of the feed pipe (13) is located directly above one of the feed ports (4).

4. A quartz tube injection molding apparatus according to claim 3, wherein A rectangular groove is formed in the upper surface of the rectangular block (11), the elastic assembly comprises a moving block (14) slidably installed in the rectangular groove, an extension spring (15) fixedly installed on the moving block (14) and two symmetrical support rods (16) fixedly installed on the moving block (14), the upper ends of the two support rods (16) are fixedly connected with the conical hopper (12), one end of the extension spring (15) is fixedly connected with the inner wall of the rectangular groove, and the two support rods (16) are provided with a transmission assembly for driving the moving block (14) to move towards the extension spring (15).

5. An apparatus for injection molding a quartz tube according to claim 4, wherein The transmission assembly comprises an inclined plate (17) which is fixedly installed on the two support rods (16) and located directly above the feed pipe (13).

6. A quartz tube injection molding apparatus according to claim 5, wherein The end, away from the support rod (16), of the inclined plate (17) is provided with a rotating groove, and a roller (18) is rotatably installed in the rotating groove.

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