Injection molding machine with injection nozzle convenient to replace

Abstract

The utility model discloses an injection molding machine convenient to replace an injection nozzle, which comprises a discharge end of the injection molding machine, the surface of the discharge end is fixedly connected with a connecting flange, and the surface of the connecting flange is fixedly connected with a mounting plate through a bolt. Through cooperation of the discharging end, the connecting flange, the mounting plate, the sliding groove and the sliding plate, the injection molding head is convenient to replace, the mounting plate and the discharging end are fixed through the connecting flange, the sliding plate slides in the sliding groove, and the injection molding head can be conveniently moved to a proper position to be mounted or dismounted; and the connecting groove ensures that the injection molding head is well matched with the discharging end, the fixing assembly and the fastening assembly fix the sliding plate from the two sides and the top correspondingly, it is ensured that the injection molding head is stably installed, and therefore the injection molding head can be conveniently replaced and is not prone to damage, the service life of the injection molding machine can be prolonged, and the injection molding effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine technical field, concretely is an injection molding machine convenient to replace injection and spray head. BACKGROUND

[0002] Injection molding machine is also called injection molding machine or injection machine, it is the thermoplastic or thermosetting plastic using plastic forming mold to make various shapes of plastic products main forming equipment, injection machine can be divided into vertical, horizontal, all -electric, injection molding machine can heat plastic, melt plastic and make it fill the mold cavity.

[0003] Through the retrieval, the patent application number of China is 202222195535.1 discloses a kind of injection molding machine for injection molding convenient to replace, the patent relates to injection molding technology field, the patent includes cylinder, the outer wall of the cylinder is fixedly connected with fixed ring, the bottom of the fixed ring is fixedly connected with matching ring block, the bottom of the fixed ring is movably connected with connecting ring, the top of the connecting ring is equipped with matching ring groove, the inner wall of the connecting ring is fixedly connected with injection head body, the side of the fixed ring is fixedly connected with connecting plate, the inside of the connecting plate is equipped with adjusting hole, the inner wall of the adjusting hole is fixedly connected with internal thread, the inside of the adjusting hole is movably connected with threaded rod, one end of the threaded rod is fixedly connected with handle.The patent can make the injection head have good disassembly effect, facilitate the disassembly and replacement of injection head, and save time and effort, reduce the disassembly and replacement difficulty of operating personnel, so that the practicability of the injection head is improved to a certain extent.

[0004] Although the above-mentioned patent has good disassembly effect, facilitates the disassembly and replacement of injection head, and saves time and effort, reduces the disassembly and replacement difficulty of operating personnel, but in actual use, the patent only supports the connecting assembly through two symmetrical L-shaped connecting plates, and the outer side of the connecting plate is not provided with a corresponding protection or supporting assembly, which may cause deformation due to its material quality or external force impact during long-term use, thereby causing a gap between the injection head and the cylinder, and even the injection head separates from the cylinder, thereby affecting the injection effect, and thereby reducing the practicability of the patent to a certain extent.

[0005] Therefore, a kind of injection molding machine convenient to replace injection and spray head is needed to solve the above-mentioned problems. UTILITY MODEL CONTENT

[0006] To solve the problems raised in the above background art, the purpose of the utility model is to provide an injection molding machine convenient to replace injection and spray head, which has the advantages of being easy to replace injection and spray head, not easy to be damaged, prolonging the service life and improving the injection effect, solving the problems raised in the above background art.

[0007] In order to achieve the above object, the utility model provides following technical scheme: a injection molding machine convenient to replace injection head, including the discharge end of injection molding machine, the surface fixed connection of discharge end has the connecting flange, the surface fixed connection of connecting flan has the mounting plate, the front of mounting plate is equipped with the T shape sliding slot, the inside sliding connection of sliding slot has the sliding plate, the bottom communication of sliding plate has the injection head, the top of sliding plate is equipped with the connecting groove, and the top of connecting groove is used in cooperation with discharge end, the both sides of mounting plate are equipped with fixed assembly, and fixed assembly is used in cooperation with mounting plate, the top of mounting plate is equipped with fastening assembly, and fastening assembly is used in cooperation with mounting plate,

[0008] The fixed assembly includes four fixed slots, four fixed slots are respectively arranged on the two sides of the mounting plate, the two sides of the mounting plate are symmetrically provided with a fixed cavity, the inside of the fixed cavity is slidably connected with a fixed pin, the surface of the fixed pin is fixedly connected with a limiting ring, the inner wall of the fixed cavity is provided with a limiting groove, and the limiting groove is slidably connected with the limiting ring, the surface of the fixed pin is sleeved with a fastening spring, and the fastening spring is located on the outer side of the limiting ring.

[0009] As preferred by the utility model, the fastening assembly includes two lifting openings, two lifting openings are symmetrically arranged on the top of the mounting plate, the inner wall of the lifting opening is slidably connected with a lifting block, and the inner side of the lifting block is used in cooperation with the sliding plate.

[0010] As preferred by the utility model, the inner side of the lifting opening is fixedly connected with a limiting block, the two sides of the lifting block are symmetrically provided with a limiting groove, and the limiting groove is slidably connected with the limiting block.

[0011] As preferred by the utility model, the front of the mounting plate is symmetrically provided with a locking hole, the surface of the lifting block is symmetrically provided with a locking groove, the inside of the locking hole is slidably connected with a locking column, and the locking column is clamped with the locking groove, the inner wall of the locking hole is provided with a threaded groove, the surface of the locking column is fixedly connected with a threaded ring, and the threaded ring is threadedly connected with the threaded groove.

[0012] As preferred by the utility model, the top of the sliding groove is symmetrically provided with a foolproof strip, the top of the sliding plate is symmetrically provided with a foolproof groove, and the foolproof groove is slidably connected with the foolproof strip.

[0013] As preferred by the utility model, the outer end of the two symmetric fixed pins is fixedly connected with the same handle, and the front of the sliding plate is fixedly connected with a handle.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] 1. The utility model discloses a replace more conveniently through the cooperation of discharge end, connecting flange, mounting plate, sliding slot and sliding plate, and the mounting plate is fixed with the discharge end through the connecting flange, and the sliding plate slides in the sliding slot, can conveniently move the injection head to the suitable position and install or disassemble, and the connecting groove guarantees the good cooperation of injection head and discharge end, and the fixed component and the fastening component are fixed to the sliding plate from both sides and top respectively, ensure that the injection head installs firm, thereby make this injection molding machine not only can replace injection head conveniently, also have the characteristics of not easy to damage, can prolong its life, improve injection effect.

[0016] 2. The utility model discloses through the setting of lifting mouth and lifting block, can make the lifting block resist the movement track of sliding plate, limit its movement in some directions, effectively prevent the sliding plate from shaking or displacement in the injection process because of external force and other factors, thereby the stability after the installation of sliding plate is improved significantly, guarantee the position precision of injection head when working, help to improve the quality of injection product. DRAWINGS

[0017] Figure 1 It is the structure schematic diagram of the utility model;

[0018] Figure 2 It is the bottom view three-dimensional schematic diagram of the structure of the utility model;

[0019] Figure 3 It is the bottom view three-dimensional partial section schematic diagram of the mounting plate of the utility model;

[0020] Figure 4 It is the three-dimensional schematic diagram of the sliding plate of the utility model;

[0021] Figure 5 It is the utility model Figure 3 The enlarged schematic diagram of A place in;

[0022] Figure 6 It is the utility model Figure 3 The enlarged schematic diagram of B place.

[0023] In the drawing: 1, discharge end; 2, connecting flange; 3, mounting plate; 4, sliding slot; 5, sliding plate; 6, injection head; 7, connecting groove; 8, fixed component; 9, fastening component; 10, prevent foolish strip; 11, prevent foolish groove; 801, fixed groove; 802, fixed cavity; 803, fixed pin; 804, limit ring; 805, limit slot; 806, fastening spring; 901, lifting mouth; 902, lifting block; 903, restriction block; 904, restriction slot; 905, locking groove; 906, locking column; 907, threaded ring. DETAILED DESCRIPTION

[0024] 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. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] As Figures 1 to 6 shown, the utility model provides a injection molding machine convenient to replace injection head, including the discharge end 1 of injection molding machine, the surface fixedly connected with the connecting flange 2 of discharge end 1, the surface fixedly connected with the mounting plate 3 of connecting flange 2, the front surface of mounting plate 3 is equipped with the T shape sliding slot 4, the inside sliding connection with the sliding plate 5 of sliding slot 4, the bottom of sliding plate 5 is connected with injection head 6, and the top of sliding plate 5 is equipped with connecting groove 7, and the top of connecting groove 7 is used in cooperation with discharge end 1, and the both sides of mounting plate 3 are symmetrically equipped with fixed assembly 8, and fixed assembly 8 is used in cooperation with mounting plate 3, and the top of mounting plate 3 is symmetrically provided with fastening assembly 9, and fastening assembly 9 is used in cooperation with mounting plate 3;

[0026] Fixed assembly 8 includes four fixed slots 801, four fixed slots 801 are respectively equipped in the both sides of mounting plate 3, and the both sides of mounting plate 3 are symmetrically equipped with fixed cavity 802, and the inside sliding connection with fixed pin 803 of fixed cavity 802, the surface fixedly connected with the limit ring 804 of fixed pin 803, and the inner wall of fixed cavity 802 is equipped with limit groove 805, and limit groove 805 is slidingly connected with limit ring 804, and the surface of fixed pin 803 is sleeved with fastening spring 806, and fastening spring 806 is located on the outside of limit ring 804.

[0027] Reference Figure 1 , Figure 2 and Figure 3 , fastening assembly 9 includes two lifting mouths 901, two lifting mouths 901 are symmetrically equipped in the top of mounting plate 3, and the inner wall slidingly connected with lifting block 902 of lifting mouth 901, and the inside of lifting block 902 is used in cooperation with sliding plate 5.

[0028] As a technical optimization scheme of the utility model, through the setting of lifting mouth 901 and lifting block 902, lifting block 902 can resist the movement track of sliding plate 5, limit its movement in certain directions, effectively prevent sliding plate 5 from shaking or displacing due to external force and other factors in the injection molding process, thereby significantly improving the stability of sliding plate 5 after installation, ensuring the position accuracy of injection head 6 during work, and helping to improve the quality of injection molded products.

[0029] Reference Figure 3The inner side of the lifting opening 901 is symmetrically fixedly connected with a limiting block 903, and the two sides of the lifting block 902 are symmetrically provided with limiting grooves 904, and the limiting grooves 904 are slidably connected with the limiting block 903.

[0030] As a technical optimization scheme of the utility model, the movement of the lifting block 902 can be limited and guided through the limiting block 903 and the limiting groove 904, the stable sliding of the lifting block 902 in the lifting opening 901 is ensured, and the shaking or deviation of the lifting block 902 is prevented, thereby the stability and reliability of the fastening assembly 9 are improved.

[0031] Reference Figure 3 and Figure 6 The front surface of the mounting plate 3 is symmetrically provided with locking holes, the surface of the lifting block 902 is symmetrically provided with locking grooves 905, the inside of the locking hole is slidably connected with a locking column 906, the locking column 906 is clamped with the locking groove 905, the inner wall of the locking hole is provided with a threaded groove, the surface of the locking column 906 is fixedly connected with a threaded ring 907, and the threaded ring 907 is threadedly connected with the threaded groove.

[0032] As a technical optimization scheme of the utility model, the position of the lifting block 902 can be locked through the locking hole, the locking groove 905, the locking column 906 and the threaded ring 907, and the independent upward and downward movement of the lifting block 902 is avoided.

[0033] Reference Figure 3 and Figure 4 The top of the sliding groove 4 is symmetrically provided with a foolproof strip 10, and the top of the sliding plate 5 is symmetrically provided with a foolproof groove 11, and the foolproof groove 11 is slidably connected with the foolproof strip 10.

[0034] As a technical optimization scheme of the utility model, the installation direction or position deviation of the sliding plate 5 in the installation and sliding process can be prevented through the foolproof strip 10 and the foolproof groove 11, the sliding plate 5 can be accurately matched with the discharge end 1, and the accuracy and reliability of the installation of the injection head 6 are improved.

[0035] Reference Figure 1 The outer ends of the two symmetric fixing pins 803 are fixedly connected with the same handle, and the front surface of the sliding plate 5 is fixedly connected with a handle.

[0036] As a technical optimization scheme of the utility model, the operation of the fixing pin 803 is facilitated through the handle, the two fixing pins 803 can be pulled at the same time, the quick fixing and loosening of the sliding plate 5 are realized, and the sliding plate 5 is pulled and pushed through the handle, and the sliding of the sliding plate 5 in the sliding groove 4 is more convenient.

[0037] The working principle and use process of the utility model: when using the injection molding machine, first, align the sliding plate 5 with the sliding groove 4 on the mounting plate 3, make the foolproof groove 11 on the sliding plate 5 cooperate with the foolproof strip 10 on the top of the sliding groove 4, slide the sliding plate 5 along the sliding groove 4, and install it to the appropriate position, at this time, the connecting groove 7 on the top of the sliding plate 5 cooperates with the discharge end 1 of the injection molding machine, then make the lifting block 902 on the lifting hole 901 descend, make its inner side contact and resist the sliding plate 5, limit the movement of the sliding plate 5, then rotate the locking column 906, make the locking column 906 and the locking groove 905 clamped, fix the lifting block 902, thereby improve the stability of the installed sliding plate 5. At the same time, the injection head 6 connected with the bottom of the sliding plate 5 is also accurately installed to the working position, when the injection head 6 needs to be replaced, first unscrew the locking column 906 to make it separate from the locking groove 905, then push the lifting block 902 upwards to make it away from the sliding plate 5, then pull the fixed pin 803 through the handle, make it overcome the elastic force of the fastening spring 806, and exit from the fixed groove 801, so that the sliding plate 5 can be smoothly taken out, then pull the handle on the front of the sliding plate 5, make the sliding plate 5 slide along the sliding groove 4, and take it off from the mounting plate 3, thereby the injection head 6 and the sliding plate 5 of different specifications or damaged can be replaced, when installing the new sliding plate 5 and injection head 6, the above installation steps can be repeated. In the dismounting and installing process, the fixed assembly 8 plays the role of auxiliary fixing and positioning. When the sliding plate 5 is installed in place, the fixed pin 803 is inserted into the fixed groove 801 under the action of the fastening spring 806, the sliding plate 5 is further positioned and fixed, and the accidental sliding of the sliding plate 5 in the non-disassembly state is prevented.

[0038] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the utility model have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An injection molding machine with an easy-to-change injection nozzle, comprising a discharge end (1) of the injection molding machine, characterized in that: A connecting flange (2) is fixedly connected to the surface of the discharge end (1). A mounting plate (3) is fixedly connected to the surface of the connecting flange (2) by bolts. A T-shaped groove (4) is opened on the front of the mounting plate (3). A sliding plate (5) is slidably connected inside the groove (4). An injection head (6) is connected to the bottom of the sliding plate (5). A connecting groove (7) is opened on the top of the sliding plate (5). The top of the connecting groove (7) is used in conjunction with the discharge end (1). Fixing components (8) are symmetrically opened on both sides of the mounting plate (3). The fixing components (8) are used in conjunction with the mounting plate (3). Fastening components (9) are symmetrically arranged on the top of the mounting plate (3). The fastening components (9) are used in conjunction with the mounting plate (3). The fixing component (8) includes four fixing slots (801), which are respectively opened on both sides of the mounting plate (3). Fixing cavities (802) are symmetrically opened on both sides of the mounting plate (3). Fixing pins (803) are slidably connected inside the fixing cavities (802). Limiting rings (804) are fixedly connected to the surface of the fixing pins (803). Limiting grooves (805) are opened on the inner wall of the fixing cavities (802), and the limiting grooves (805) are slidably connected to the limiting rings (804). A fastening spring (806) is sleeved on the surface of the fixing pins (803), and the fastening springs (806) are located outside the limiting rings (804).

2. The injection molding machine with an easy-to-change injection nozzle according to claim 1, characterized in that: The fastening assembly (9) includes two lifting ports (901), which are symmetrically opened on the top of the mounting plate (3). The inner wall of the lifting port (901) is slidably connected to a lifting block (902), and the inner side of the lifting block (902) is used in conjunction with the sliding plate (5).

3. The injection molding machine for easy replacement of injection nozzles according to claim 2, characterized in that: A limiting block (903) is symmetrically fixedly connected to the inner side of the lifting port (901), and a limiting groove (904) is symmetrically opened on both sides of the lifting block (902), and the limiting groove (904) is slidably connected to the limiting block (903).

4. An injection molding machine with an easy-to-change injection nozzle according to claim 2, characterized in that: The mounting plate (3) has symmetrical locking holes on its front side, and the lifting block (902) has symmetrical locking grooves (905) on its surface. The locking hole has a locking pin (906) slidably connected inside, and the locking pin (906) is engaged with the locking groove (905). The inner wall of the locking hole has a threaded groove, and the surface of the locking pin (906) is fixedly connected with a threaded ring (907), and the threaded ring (907) is threadedly connected to the threaded groove.

5. An injection molding machine for easy replacement of injection nozzles according to claim 1, characterized in that: The top of the slide groove (4) is symmetrically provided with anti-fool strips (10), and the top of the slide plate (5) is symmetrically provided with anti-fool grooves (11), and the anti-fool grooves (11) are slidably connected with the anti-fool strips (10).

6. An injection molding machine for easy replacement of injection nozzles according to claim 1, characterized in that: The outer ends of the two symmetrical fixing pins (803) are fixedly connected to the same handle, and the front of the slide plate (5) is fixedly connected to a handle.

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