Injection table moving structure of auxiliary injection table

Abstract

The utility model discloses an injection table moving structure of an auxiliary injection table, which comprises a pull plate, a spring, guide shafts, a moving shaft, a shaft tube, a first rotary limiting block, a second rotary limiting block, a third rotary limiting block, a connecting block, a bearing gland, a bearing seat, a motor, an injection table seat, a lead screw and a flat groove, the motor drives the lead screw to drive the moving shaft to slide and drive the pulling plate to slide to be close to the injection table seat to compress the spring, so that jacking force is provided for the nozzle through the spring, and the jacking force of the nozzle guarantees that the nozzle is not prone to falling off when glue is injected. The nozzle does not leave the mold, the machining effect is guaranteed, and the practicability of the auxiliary injection table is improved; in the process that the motor drives the lead screw to drive the connecting block to slide, rotation of the connecting block and the shaft tube is limited through the flat groove in the limiting block, and the displacement precision of the auxiliary injection table structure is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding processing equipment, in particular to a shooting platform moving structure of a secondary shooting platform. Background Art

[0002] The injection molding machine shooting platform is an industrial equipment, which is mainly used to heat and melt thermoplastic plastics or thermosetting plastics, and then inject them into plastic molds to manufacture plastic products of various shapes and sizes. It is widely used in many industries, such as plastic product production, electronics, daily necessities, automobiles, etc. In the automotive industry, it is mainly used to manufacture automotive parts, such as automobile lampshades, door handles, etc. In the electronics industry, it is used to produce electronic product shells; In the medical industry, it is used to manufacture medical devices and medical syringes, etc. It has high production efficiency and high process precision, and can produce plastic products with smooth surfaces and stable quality. The auxiliary shooting platform of the injection molding machine is a basic auxiliary structure for injection molding, but there are still some shortcomings. First, the existing auxiliary shooting platform structure does not have the function of fixing the nozzle. The vibration generated by the nozzle during glue spraying will cause the nozzle to leave the mold, affecting the processing effect and reducing the practicality of the auxiliary shooting platform structure. Second, the traditional shooting platform is driven by a motor. When the motor drives the wire to rotate through the coupling, the screw nut on the screw will rotate with the screw under the action of friction, thereby affecting the displacement accuracy of the auxiliary shooting platform structure; Therefore, it is very necessary to design a shooting platform moving structure of the auxiliary shooting platform. Utility Model Content

[0003] The purpose of the utility model is to provide a shooting platform moving structure of an auxiliary shooting platform, so as to solve the defect that the existing auxiliary shooting platform structure does not have the performance of fixing the nozzle, and the vibration generated when the nozzle is spraying glue will cause the nozzle to leave the mold; it can also solve the defect that the existing auxiliary shooting platform structure has poor stability, and when the motor drives the wire to rotate through the coupling, the screw nut on the screw will rotate with the screw.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a shooting platform moving structure of a secondary shooting platform, including a pull plate, a spring, a guide shaft, a moving shaft, a pin shaft, a shaft tube, a first rotation limit block, a second rotation limit block, a third rotation limit block, a connecting block, a bearing cover, a bearing seat, a coupling, a motor, a shooting platform seat, a pull shaft nut, a lead screw and a flat groove, wherein a guide shaft is symmetrically fixed on one side of the pull plate, a spring is sleeved on the guide shaft, one end of the spring is fitted on the shooting platform seat, the pull plate is fixedly connected to the moving shaft, and the moving shaft is slidably connected to the shooting platform seat On; a pin is sleeved on the movable shaft, and the pin is sleeved on one end of the shaft tube, and a fixed first rotation limit block is sleeved on the other end of the shaft tube, the first rotation limit block is fixed in the second rotation limit block, the second rotation limit block is fixed to the third rotation limit block by a threaded connection, and flat grooves are provided on the tops of the second rotation limit block and the third rotation limit block, the third rotation limit block is fixed to the connecting block by a threaded connection, the connecting block is connected to the lead screw through an internally embedded ball nut, and a bearing cover is sleeved on the lead screw, and the bearing cover is fixed in the bearing seat.

[0005] As a further technical solution of the utility model, a support bearing is fitted in the bearing seat, the support bearing is fitted on the lead screw, one end of the lead screw is connected to a locking nut through a threaded fit, one end of the lead screw is fixedly connected to one end of the coupling, the other end of the coupling is fixedly connected to the output end of the motor, and the motor is fixed on the bearing seat.

[0006] As a further technical solution of the utility model, the bearing seat is fixed to the bottom of the injection molding machine body, and the bottom of the injection molding machine body is symmetrically provided with sliders, which are slidably connected to the slide rails, and the slide rails are fixed to the shooting platform seat.

[0007] As a further technical solution of the utility model, a tension overload limit switch is installed at the bottom end of the pull plate.

[0008] As a further technical solution of the utility model, one end of the movable shaft is connected with a pull shaft nut.

[0009] As a further technical solution of the utility model, the shaft tube is slidably connected to the bushing, the top of the bushing is fixedly connected with a shaft sleeve guide seat, the shaft sleeve guide seat fits on the top of the shaft tube, the bushing is fixed to the shooting platform seat by a threaded connection, and a tension limit switch is provided on the side of the shooting platform seat close to the pull plate.

[0010] As a further technical solution of the utility model, a nozzle is installed at one end of the injection molding machine body, the nozzle is connected to the spring, the nozzle is arranged inside the plate shell, a horizontal axis is sleeved between the plate shells, and the horizontal axis is fixedly connected to the shooting platform by threads.

[0011] The utility model provides a shooting platform moving structure of a secondary shooting platform, which has the advantages that: the lead screw is driven to rotate by the rotation of the motor, the lead screw drives the connecting block to slide through the ball nut embedded and installed inside, the connecting block is fixedly connected to the shaft tube through a series of threads, the connecting block slides to drive the shaft tube to slide, the shaft tube is fixed to the moving shaft through a pin shaft, the shaft tube slides to drive the moving shaft to slide, the pull plate is fixedly connected to the moving shaft, the moving shaft slides to drive the pull plate to slide, the pull plate will compress the spring when sliding, so as to provide a top thrust for the nozzle through the spring, the nozzle top thrust ensures that the nozzle does not leave the mold when injecting glue, thereby ensuring the processing effect and improving the usability of the secondary shooting platform; The machine drives the coupling to rotate, and the coupling drives the screw to rotate. The screw drives the connecting block to slide through the ball nut embedded inside. Because the connecting block is fixed on the third rotation limit block, the third rotation limit block is fixed together with the second rotation limit block through a threaded connection. Flat grooves are provided on the second rotation limit block and the third rotation limit block. When the screw rotates, the interaction between the flat groove and the injection molding machine body will limit the rotation of the connecting block and the third rotation limit block. The shaft tube is fixed in the second rotation limit block through the first rotation limit block. Because there is a limiting plane on the first rotation limit block, the rotation of the shaft tube is limited, thereby ensuring the displacement accuracy of the auxiliary shooting platform structure. 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 some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is an exploded view of the overall structure of the utility model;

[0015] Figure 3 for Figure 2 A partial enlarged view of the middle A;

[0016] Figure 4 for Figure 2 A partial enlarged view of point B in the middle;

[0017] Figure 5 It is a cross-sectional view of the front structural part of the utility model;

[0018] Figure 6 for Figure 5 A partial enlarged view of point C in the middle;

[0019] In the figure: 1. plate housing; 2. horizontal axis; 3. pull plate; 4. spring; 5. guide shaft; 6. moving shaft; 7. tension limit switch; 8. tension overload limit switch; 9. pin shaft; 10. shaft tube; 11. shaft sleeve guide seat; 12. bushing; 13. first rotation limit block; 14. second rotation limit block; 15. third rotation limit block; 16. connecting block; 17. bearing cover; 18. support bearing; 19. locking nut; 20. bearing seat; 21. coupling; 22. motor; 23. shooting platform seat; 24. pull shaft nut; 50. screw; 88. flat groove; 89. injection molding machine body; 90. nozzle; 99. slider; 100. slide rail. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of 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.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-6The utility model provides an embodiment: a shooting platform moving structure of a secondary shooting platform, comprising a pull plate 3, a spring 4, a guide shaft 5, a moving shaft 6, a pin 9, a shaft tube 10, a first rotation limit block 13, a second rotation limit block 14, a third rotation limit block 15, a connecting block 16, a bearing cover 17, a bearing seat 20, a coupling 21, a motor 22, a shooting platform seat 23, a pull shaft nut 24, a screw 50, and a flat groove 88. A guide shaft 5 is symmetrically fixed on one side of the pull plate 3, and a spring 4 is sleeved on the guide shaft 5. The spring 4 is used to provide a top thrust to the pull plate 3. The guide shaft 5 is used to allow the pull plate 3 to be fixed and slidable in the shooting platform seat 23. The pull plate 3 is fixedly connected to the moving shaft 6, and the moving shaft 6 is slidably connected to the shooting platform seat 23. The moving shaft 6 is used to allow the pull plate 3 to slide; a pin 9 is sleeved on the moving shaft 6, and the pin 9 is sleeved on one end of the shaft tube 10. The pin 9 is used to fix the shaft tube 10 and the movable shaft 6. The other end of the shaft tube 10 is sleeved with a fixed first rotation limit block 13. The first rotation limit block 13 is used to limit the rotation of the shaft tube 10. The first rotation limit block 13 is fixed in the second rotation limit block 14. The second rotation limit block 14 is fixed to the third rotation limit block 15 by threaded connection. The tops of the second rotation limit block 14 and the third rotation limit block 15 are both provided with flat grooves 88. The flat grooves 88 are used to limit the rotation of the connecting block 16. The third rotation limit block 15 is fixed to the connecting block 16 by threaded connection. The connecting block 16 is connected to the lead screw 50 through an internally embedded ball nut. The lead screw 50 is sleeved with a bearing cover 17, which is sleeved in the bearing seat 20. The bearing seat 20 is used to support the lead screw 50, and the bearing cover 17 is used to fix the lead screw 50 and the bearing seat 20;

[0023] One side of the bearing seat 20 is fixedly connected with a support bearing 18 through a thread, and the support bearing 18 is sleeved on the lead screw 50. The support bearing 18 is used to provide rotation support for the lead screw 50. One end of the lead screw 50 is connected with a locking nut 19 through a threaded fit. The locking nut 19 is used to prevent the support bearing 18 from slipping. One end of the lead screw 50 is fixedly connected to one end of the coupling 21, and the other end of the coupling 21 is fixedly connected to the output end of the motor 22. The coupling 21 is used to connect the motor 22 and the lead screw 50. The motor 22 is fixed on the bearing seat 20, and the motor 22 is used to provide rotation power for the lead screw 50.

[0024] The bearing seat 20 is fixed to the bottom of the injection molding machine body 89. The bottom of the injection molding machine body 89 is symmetrically provided with a slider 99. The slider 99 is slidably connected to the slide rail 100. The slide rail 100 is fixed to the shooting platform seat 23. The slider 99 is used to provide sliding support for the injection molding machine body 89.

[0025] A tension overload limit switch 8 is installed at the bottom end of the pull plate 3, and a tension limit switch 7 is installed on one side of the tension overload limit switch 8. The tension overload limit switch 8 is used to prevent excessive tension. The tension limit switch 7 is fixed on the shooting platform seat 23, and the tension limit switch 7 is used to limit the position of the tension;

[0026] One end of the moving shaft 6 is connected with a pull shaft nut 24, and the pull shaft nut 24 is used to prevent the moving shaft 6 from falling off when sliding;

[0027] The shaft tube 10 is slidably connected to the bushing 12, and the top of the bushing 12 is fixedly connected with a sleeve guide seat 11, which is used to fix the bushing 12. The bushing 12 is fixed to the shooting platform seat 23 through a threaded connection, and the bushing 12 is used to provide support for the shaft tube 10;

[0028] A nozzle 90 is installed at one end of the injection molding machine body 89, and the nozzle 90 is fixed on the spring 4. The nozzle 90 is arranged inside the plate shell 1, and the nozzle 90 is used for spraying glue. The plate shell 1 is sleeved with a horizontal axis 2, and the horizontal axis 2 is fixedly connected to the shooting platform seat 23 by threads, and the horizontal axis 2 is used to connect the plate shell 1 and the shooting platform seat 23;

[0029] Specifically, when in use, first, a nozzle 90 is installed at one end of the injection molding machine body 89, and the nozzle 90 is fixed on the spring 4, and glue is sprayed through the nozzle 90; during the working process, the motor 22 rotates to drive the screw 50 to rotate, and the screw 50 drives the connecting block 16 to slide through the ball nut embedded and installed inside, and the connecting block 16 is fixedly connected to the shaft tube 10 through a series of threads. The sliding of the connecting block 16 drives the shaft tube 10 to slide, and the shaft tube 10 is fixed to the moving shaft 6 through the pin 9. The sliding of the shaft tube 10 drives the moving shaft 6 to slide, and the pull plate 3 is fixedly connected to the moving shaft 6. The sliding of the moving shaft 6 drives the pull plate 3 to slide. When the pull plate 3 slides, the spring 4 is compressed, and the spring 4 and the nozzle 90 are fixedly connected, so that the spring 4 provides a top thrust to the nozzle 90. The top thrust of the nozzle 90 ensures that the nozzle 90 does not leave the mold when the glue is injected. The practicability of the auxiliary shooting platform is improved; the coupling 21 is driven to rotate by the motor 22, and the coupling 21 drives the lead screw 50 to rotate, and the lead screw 50 drives the connecting block 16 to slide through the ball nut embedded and installed inside. Because the connecting block 16 is fixed on the third rotation limit block 15, the third rotation limit block 15 is fixed together with the second rotation limit block 14 through a threaded connection, and the second rotation limit block 14 and the third rotation limit block 15 are both provided with a flat groove 88. When the lead screw 50 rotates, the interaction between the flat groove 88 and the injection molding machine body 89 will limit the rotation of the connecting block 16 and the third rotation limit block 15. The shaft tube 10 is fixed in the second rotation limit block 14 through the first rotation limit block 13. Because there is a limiting plane on the first rotation limit block 13, the rotation of the shaft tube 10 is limited, thereby ensuring the displacement accuracy of the auxiliary shooting platform structure.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A shooting platform moving structure of a secondary shooting platform, comprising a pull plate (3), a spring (4), a guide shaft (5), a moving shaft (6), a pin shaft (9), a shaft tube (10), a first rotation limit block (13), a second rotation limit block (14), a third rotation limit block (15), a connecting block (16), a bearing cover (17), a bearing seat (20), a coupling (21), a motor (22), a shooting platform seat (23), a pull shaft nut (24), a lead screw (50) and a flat groove (88), Features: A guide shaft (5) is symmetrically fixed on one side of the pull plate (3), a spring (4) is sleeved on the guide shaft (5), one end of the spring (4) is fitted on the shooting platform seat (23), the pull plate (3) is fixedly connected to the moving shaft (6), and the moving shaft (6) is slidably connected to the shooting platform seat (23); a pin shaft (9) is sleeved on the moving shaft (6), and the pin shaft (9) is sleeved on one end of the shaft tube (10), and the other end of the shaft tube (10) is sleeved with a fixed first rotation limit block (13), and the first rotation limit block (13) is fixed on the second rotation limit block (14), the second rotation limit block (14) is fixed to the third rotation limit block (15) by threaded connection, the tops of the second rotation limit block (14) and the third rotation limit block (15) are both provided with flat grooves (88), the third rotation limit block (15) is fixed to the connecting block (16) by threaded connection, the connecting block (16) is connected to the lead screw (50) by means of an internally embedded ball nut, the lead screw (50) is sleeved with a bearing cover (17), and the bearing cover (17) is fixed in the bearing seat (20).

2. The shooting platform moving structure of the auxiliary shooting platform according to claim 1, Features: A support bearing (18) is sleeved in the bearing seat (20), the support bearing (18) is sleeved on the lead screw (50), one end of the lead screw (50) is connected to a locking nut (19) through a threaded fit, one end of the lead screw (50) is fixedly connected to one end of a coupling (21), the other end of the coupling (21) is fixedly connected to the output end of the motor (22), and the motor (22) is fixed on the bearing seat (20).

3. The shooting platform moving structure of the auxiliary shooting platform according to claim 2, Features: The bearing seat (20) is fixed on the bottom of the injection molding machine body (89), and the bottom of the injection molding machine body (89) is symmetrically provided with a slider (99), the slider (99) is slidably connected to a slide rail (100), and the slide rail (100) is fixed on the shooting platform seat (23).

4. The shooting platform moving structure of the auxiliary shooting platform according to claim 1, Features: A tension overload limit switch (8) is installed at the bottom end of the pulling plate (3).

5. The shooting platform moving structure of the auxiliary shooting platform according to claim 1, Features: One end of the movable shaft (6) is cooperatively connected with a pull shaft nut (24).

6. The shooting platform moving structure of the auxiliary shooting platform according to claim 1, Features: The shaft tube (10) is slidably connected to the bushing (12), the top of the bushing (12) is fixedly connected to a shaft sleeve guide seat (11), the shaft sleeve guide seat (11) fits on the top of the shaft tube (10), the bushing (12) is fixed to the shooting platform seat (23) by threaded connection, and a tension limit switch (7) is provided on the side of the shooting platform seat (23) close to the pulling plate (3).

7. The shooting platform moving structure of the auxiliary shooting platform according to claim 3, Features: A nozzle (90) is installed at one end of the injection molding machine body (89), and the nozzle (90) is connected to the spring (4). The nozzle (90) is arranged inside the plate shell (1), and a transverse axis (2) is sleeved between the plate shells (1), and the transverse axis (2) is fixedly connected to the injection platform seat (23) through threads.

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