Injection molding equipment with injection molding machine nozzle convenient to replace

Abstract

The utility model discloses injection molding equipment convenient for replacing a nozzle of an injection molding machine, which belongs to the technical field of injection molding machines, can realize integral quick positioning and mounting of a nozzle body and can avoid the problems of inconvenience in integral mounting of the nozzle and the like as much as possible. The injection molding equipment facilitating replacement of the injection molding machine nozzle comprises a base, an injection molding box and an injection molding machine body are installed at the top of the base, and an injection port for injection is formed in the side edge, close to the injection molding machine body, of the injection molding box; a material extruding pipe is arranged on the side edge, close to the injection molding box, of the injection molding machine body, a nozzle body is installed at the end, close to the injection port, of the material extruding pipe, a first installation disc is arranged on the material extruding pipe in a protruding mode, and a second installation disc is arranged at the end, close to the material extruding pipe, of the nozzle body in a protruding mode. A positioning insertion column is arranged on the side edge, close to the first installation disc, of the second installation disc in a protruding mode, an insertion hole allowing the positioning insertion column to be inserted is formed in the first installation disc, a tensioning groove is formed in the end, away from the first installation disc, of the second installation disc, and a fixing assembly is installed on the extrusion pipe.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molding machines, and in particular relates to an injection molding device which is convenient for replacing a nozzle of an injection molding machine. Background Art

[0002] Injection molding machine is also called injection molding machine or injection machine. It is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal and all-electric types. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and make it eject and fill the mold cavity. The injection molding machine is equipped with an injection nozzle.

[0003] Publication number "CN105459323A" discloses an injection molding machine, including a movable injection mold, an injection molding mechanism and an operating table, wherein the movable injection mold and the injection molding mechanism are arranged on the operating table, and the injection molding mechanism is located behind the movable injection mold; the injection molding mechanism includes a screw heater, a screw, a hopper, a servo motor and a screw moving drive mechanism, the interior of the screw heater is a cavity, the screw is arranged in the screw heater, the hopper is arranged above the screw heater, the outlet of the hopper is communicated with the internal cavity of the screw heater, the screw is connected to the screw moving drive mechanism through a connecting rod, and the servo motor is connected to the screw moving drive mechanism. The present invention is simple to operate and has a high degree of automation.

[0004] In existing injection molding machines, the nozzles are mostly installed and fastened by bolts and threads. It is inconvenient to disassemble and repair the nozzles after they are damaged, and the overall maintenance operation is relatively cumbersome. Therefore, an injection molding device that is easy to replace the nozzles of injection molding machines is needed to help solve this problem. Utility Model Content

[0005] (1) Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an injection molding device that is convenient for replacing the nozzle of an injection molding machine. The injection molding device that is convenient for replacing the nozzle of an injection molding machine can drive the rotating ring embedded with it to be pulled backward as a whole during the process of moving the sleeve ring backward during operation, so that the pull rod is pulled, and in the process of the pull rod being pulled, the pull rod enters the tightening groove, so that the overall rapid positioning and installation of the nozzle body can be achieved, and the problems of inconvenience in the overall installation of the nozzle can be avoided as much as possible.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides an injection molding device that is convenient for replacing the nozzle of an injection molding machine. The injection molding device that is convenient for replacing the nozzle of an injection molding machine comprises a base, an injection molding box and an injection molding machine body are installed on the top of the base, and an injection port for injection is arranged on one side of the injection molding box close to the injection molding machine body;

[0009] An extrusion tube is arranged on one side of the injection molding box, a nozzle body is installed on one end of the extrusion tube close to the injection port, a first mounting plate is protrudingly arranged on one end of the extrusion tube close to the nozzle body, a second mounting plate is protrudingly arranged on one end of the nozzle body close to the extrusion tube, a positioning column is protrudingly arranged on one side of the second mounting plate close to the first mounting plate, a socket for the positioning column is provided on the first mounting plate, clamping grooves are provided at the top and bottom of the first mounting plate and the second mounting plate, a tightening groove is provided at one end of the second mounting plate away from the first mounting plate, and a fixing component that is clamped with the tightening groove is installed on the extrusion tube.

[0010] Furthermore, the fixing assembly includes a swivel mounted on the extrusion tube, an embedded ring is provided on the side of the swivel away from the first mounting plate, the embedded ring is rotatably embedded on the sleeve ring, the sleeve ring is sleeved on the extrusion tube, the extrusion tube and the sleeve ring are threadedly matched, a pull rod is symmetrically hingedly mounted on the swivel, the pull rod is T-shaped, and the pull rod is engaged with the tightening groove.

[0011] Furthermore, a plurality of balls are embedded and installed at the outer edge of the embedding ring, and the plurality of balls are arranged in a circular array with the center of the embedding ring as the center.

[0012] Furthermore, a rotating rod is fixed on the outer side of the sleeve ring, and the rotating rod is symmetrically arranged on the sleeve ring.

[0013] Furthermore, a feed seat is provided at the top of the injection molding machine body, and the injection molding machine body is installed on the feed seat. A feeding funnel is protrudingly provided at the top of the injection molding machine body, a lifting ring is protrudingly provided at the bottom of the feeding funnel, an embedding column is protrudingly provided at the bottom of the lifting ring, and a card slot is opened at the top of the injection molding machine body, and the embedded column is plugged into the card slot.

[0014] Furthermore, a slideway is provided at the top of the base, a screw rod is rotatably arranged in the slideway, the screw rod is installed through the bottom of the injection molding machine body, the bottom of the injection molding machine body and the screw rod are threadedly matched, an adjusting motor for driving the screw rod to rotate is installed at one end of the base, two limit grooves are symmetrically provided at the top of the base, a limit strip is protrudingly provided at the bottom of the injection molding machine body, and the limit strip is slidably inserted in the limit groove.

[0015] Furthermore, leveling knobs are threadedly installed at the four corners of the bottom of the base, and a protective door for auxiliary protection is installed at the front end of the injection molding box.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model cooperates with the first mounting plate arranged on the extrusion tube, the second mounting plate on the nozzle body, and the fixing assembly, etc., firstly, the positioning plug column on the second mounting plate is plugged with the plug hole on the first mounting plate, the sleeve ring is overlapped and installed at the clamping groove, the rotating rod is reversed, the rotating rod drives the sleeve ring to rotate as a whole, the sleeve ring and the rotating rod are threadedly matched, so that the sleeve ring as a whole moves backward along the extrusion tube, and in the process of the sleeve ring moving backward, the rotating ring embedded with it is pulled backward as a whole, so that the pull rod is pulled, and in the process of the pull rod being pulled, the pull rod enters the tightening groove, so that the overall rapid positioning and installation of the nozzle body can be realized, and the problems of inconvenience in the overall installation of the nozzle can be avoided as much as possible;

[0019] The utility model can realize the rapid replacement of the feeding funnel when it is necessary to replace the feeding funnel of different sizes during the working process through the cooperation between the embedded column arranged at the bottom of the feeding funnel and the clamping groove at the top of the injection molding machine body, so as to adapt to different working requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application 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 present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0024] Figure 4 It is a longitudinal sectional view of the fixing assembly of the utility model.

[0025] The markings in the attached drawings are: 1. base; 2. leveling knob; 3. injection molding box; 4. protective door; 5. injection port; 6. injection molding machine body; 61. feed seat; 62. slot; 7. adjustment motor; 8. screw rod; 9. limit slot; 10. feeding funnel; 101. lifting ring; 102. embedded column; 11. extrusion tube; 111. first mounting plate; 12. nozzle body; 121. second mounting plate; 122. positioning column; 123. snap-in slot; 124. tensioning slot; 13. fixing assembly; 131. sleeve ring; 132. swivel ring; 133. pull rod; 134. embedded ring; 1341. ball bearing; 135. swivel rod. DETAILED DESCRIPTION

[0026] 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.

[0027] This specific embodiment is an injection molding device that is convenient for replacing the injection molding machine nozzle, such as Figure 1 As shown, the injection molding equipment which is convenient for replacing the injection molding machine nozzle includes a base 1, an injection molding box 3 and an injection molding machine body 6 are installed on the top of the base 1, and leveling knobs 2 are threadedly installed at the four corners of the bottom of the base 1. Through the set leveling knob 2, the overall levelness of the base 1 can be conveniently adjusted during operation, thereby ensuring the overall stability of the device, a protective door 4 for auxiliary protection is installed at the front end of the injection molding box 3, and an injection port 5 for injection is provided on one side of the injection molding box 3 close to the injection molding machine body 6.

[0028] Reference Figure 1 and Figure 2 As shown, a feed seat 61 is provided on the top of the injection molding machine body 6, and the injection molding machine body 6 is installed on the feed seat 61. A feeding funnel 10 is protrudingly provided at the top of the injection molding machine body 6, and a lifting ring 101 is protrudingly provided at the bottom of the feeding funnel 10, and an embedded column 102 is protrudingly provided at the bottom of the lifting ring 101. A card slot 62 is opened at the top of the injection molding machine body 6, and the embedded column 102 is plugged into the card slot 62.

[0029] By cooperating between the embedded column 102 at the bottom of the feeding funnel 10 and the card slot 62 at the top of the injection molding machine body 6, the feeding funnel 10 can be quickly replaced during operation when it is necessary to replace the feeding funnel 10 of different sizes, thereby adapting to different work requirements.

[0030] A slideway is provided at the top of the above-mentioned base 1, and a screw rod 8 is rotatably arranged in the slideway. The screw rod 8 is installed through the bottom of the injection molding machine body 6. The bottom of the injection molding machine body 6 and the screw rod 8 are threadedly matched. An adjusting motor 7 for driving the screw rod 8 to rotate is installed at one end of the base 1. Two limit grooves 9 are symmetrically provided at the top of the base 1, and a limit strip is protrudingly provided at the bottom of the injection molding machine body 6. The limit strip is slidably inserted in the limit groove 9.

[0031] Through the cooperation between the set screw rod 8 and the adjustment motor 7, the overall position of the injection molding machine body 6 can be effectively adjusted during the operation. Through the cooperation between the set limit strips and limit grooves 9, the injection molding machine body 6 can be ensured to slide horizontally stably during the operation.

[0032] Reference Figure 1 , Figure 3 and Figure 4 An extrusion tube 11 is provided on one side of the injection molding machine body 6 close to the injection molding box 3, a nozzle body 12 is installed on one end of the extrusion tube 11 close to the injection port 5, a first mounting plate 111 is protrudingly provided on one end of the extrusion tube 11 close to the nozzle body 12, a second mounting plate 121 is protrudingly provided on one end of the nozzle body 12 close to the extrusion tube 11, a positioning column 122 is protrudingly provided on one side of the second mounting plate 121 close to the first mounting plate 111, and a socket for the positioning column 122 to be plugged in is opened on the first mounting plate 111. Through the cooperation between the positioning column 122 and the socket, the first mounting plate 111 and the second mounting plate 121 can be stably positioned and fastened during operation, which is convenient for subsequent secondary fastening.

[0033] The first mounting plate 111 and the second mounting plate 121 are both provided with a clamping groove 123 at the top and the bottom, and the second mounting plate 121 is provided with a tightening groove 124 at one end away from the first mounting plate 111. A fixing component 13 that is engaged with the tightening groove 124 is installed on the extrusion tube 11, and the fixing component 13 includes a swivel 132 sleeved on the extrusion tube 11, and an embedded ring 134 is provided on the side of the swivel 132 away from the first mounting plate 111. The embedded ring 134 is rotatably embedded and installed on the sleeve ring 131, and the sleeve ring 131 is sleeved on the extrusion tube 11. The extrusion tube 11 and the sleeve ring 131 are threadedly engaged, and a pull rod 133 is symmetrically hingedly installed on the swivel 132. The pull rod 133 is T-shaped and engaged with the tightening groove 124. A rotating rod 135 is fixed on the outer edge of the sleeve ring 131, and the rotating rod 135 is symmetrically arranged on the sleeve ring 131.

[0034] Through the cooperation between the first mounting plate 111 arranged on the extrusion tube 11 and the second mounting plate 121 and the fixing assembly 13 on the nozzle body 12, the positioning pin 122 on the second mounting plate 121 is first plugged into the socket on the first mounting plate 111, and the sleeve ring 131 is overlapped and installed at the clamping groove 123, and the rotating rod 135 is reversed, and the rotating rod 135 drives the sleeve ring 131 to rotate as a whole, and the sleeve ring 131 and the rotating rod 135 are threadedly matched, so that the sleeve ring 131 as a whole moves backward along the extrusion tube 11, and in the process of the sleeve ring 131 moving backward, the rotating ring 132 embedded therein is pulled backward as a whole, so that the pull rod 133 is pulled, and in the process of the pull rod 133 being pulled, the pull rod 133 enters the tightening groove 124, so that the overall rapid positioning and installation of the nozzle body 12 can be realized, and the problems of inconvenience in the overall installation of the nozzle can be avoided as much as possible.

[0035] A plurality of balls 1341 are embedded and installed at the outer edge of the embedded ring 134. The plurality of balls 1341 are arranged in a circular array with the center of the embedded ring 134 as the center. By setting the plurality of balls 1341, the situation in which the embedded ring 134 is inconvenient to rotate due to large friction can be avoided as much as possible during the rotation of the embedded ring 134.

[0036] Working principle:

[0037] When the extrusion tube 11 needs to be installed, first, the positioning pin 122 on the second mounting disk 121 is plugged into the socket on the first mounting disk 111, and the sleeve ring 131 is overlapped and installed in the clamping groove 123, and the rotating rod 135 is reversed. The rotating rod 135 drives the sleeve ring 131 to rotate as a whole, and the sleeve ring 131 and the rotating rod 135 are threadedly matched, so that the sleeve ring 131 as a whole moves backward along the extrusion tube 11. In the process of the sleeve ring 131 moving backward, the rotating ring 132 embedded therein is pulled backward as a whole, so that the pull rod 133 is pulled, and in the process of the pull rod 133 being pulled, the pull rod 133 enters the tightening groove 124, so that the second mounting disk 121 is stably tightened at the first mounting disk 111, thereby completing the rapid positioning and installation of the nozzle body 12.

[0038] When the feeding funnel 10 needs to be installed, the embedded column 102 is inserted and installed in the slot 62, and the feeding funnel 10 is rotated so that the embedded column 102 is stably mounted in the slot 62, thereby completing the overall clamping and fixing of the feeding funnel 10. During operation, the adjusting motor 7 is started, and the adjusting motor 7 drives the screw rod 8 to rotate as a whole. The threaded fit between the injection molding machine body 6 and the screw rod 8 causes the injection molding machine body 6 to move as a whole. During the movement of the injection molding machine body 6, the nozzle body 12 is inserted into the injection port 5 for subsequent injection molding.

[0039] All technical features in this embodiment can be freely combined according to actual needs.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection molding device that is convenient for replacing a nozzle of an injection molding machine, the injection molding device that is convenient for replacing a nozzle of an injection molding machine comprises a base (1), characterized in that: An injection molding box (3) and an injection molding machine body (6) are installed at the top of the base (1); an injection port (5) for injection is provided on one side of the injection molding box (3) close to the injection molding machine body (6); An extrusion tube (11) is provided on one side of the injection molding machine body (6) close to the injection molding box (3); a nozzle body (12) is installed on one end of the extrusion tube (11) close to the injection port (5); a first mounting plate (111) is protrudingly provided on one end of the extrusion tube (11) close to the nozzle body (12); a second mounting plate (121) is protrudingly provided on one end of the nozzle body (12) close to the extrusion tube (11); the second mounting plate (121) is close to the first mounting plate (111). 1) is provided with a positioning pin (122) protruding from one side edge thereof, the first mounting plate (111) is provided with a socket for the positioning pin (122) to be inserted, the first mounting plate (111) and the second mounting plate (121) are provided with snap-fit ​​grooves (123) at the top and bottom of the first mounting plate (111) and the second mounting plate (121), a tightening groove (124) is provided at one end of the second mounting plate (121) away from the first mounting plate (111), and a fixing component (13) that is engaged with the tightening groove (124) is installed on the extrusion tube (11).

2. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 1, characterized in that: The fixing assembly (13) comprises a swivel (132) sleeved on the extrusion tube (11); an embedded ring (134) is provided on the side of the swivel (132) away from the first mounting plate (111); the embedded ring (134) is rotatably embedded on the sleeve ring (131); the sleeve ring (131) is sleeved on the extrusion tube (11); the extrusion tube (11) and the sleeve ring (131) are threadedly matched; a pull rod (133) is symmetrically hingedly mounted on the swivel (132); the pull rod (133) is T-shaped; the pull rod (133) is engaged with the tensioning groove (124).

3. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 2, characterized in that: A plurality of balls (1341) are embedded and installed at the outer edge of the embedding ring (134), and the plurality of balls (1341) are arranged in a circular array with the center of the embedding ring (134) as the center.

4. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 2, characterized in that: A rotating rod (135) is fixed on the outer side of the sleeve ring (131), and the rotating rod (135) is symmetrically arranged on the sleeve ring (131).

5. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 1, characterized in that: A feeding seat (61) is arranged at the top of the injection molding machine body (6), and the injection molding machine body (6) is installed at the feeding seat (61). A feeding funnel (10) is protrudingly arranged at the top of the injection molding machine body (6), and a lifting ring (101) is protrudingly arranged at the bottom of the feeding funnel (10), and an embedding column (102) is protrudingly arranged at the bottom of the lifting ring (101). A card slot (62) is opened at the top of the injection molding machine body (6), and the embedding column (102) is plugged into the card slot (62).

6. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 1, characterized in that: A slideway is provided at the top of the base (1), a screw rod (8) is rotatably arranged in the slideway, the screw rod (8) is installed through the bottom of the injection molding machine body (6), the bottom of the injection molding machine body (6) and the screw rod (8) are threadedly matched, an adjusting motor (7) for driving the screw rod (8) to rotate is installed at one end of the base (1), two limit grooves (9) are symmetrically provided at the top of the base (1), a limit strip is protrudingly provided at the bottom of the injection molding machine body (6), and the limit strip is slidably inserted in the limit groove (9).

7. The injection molding equipment for facilitating replacement of the injection molding machine nozzle according to claim 1, characterized in that: Leveling knobs (2) are threadedly installed at the four corners of the bottom of the base (1), and a protective door (4) for auxiliary protection is installed at the front end of the injection molding box (3).

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