Adjustable automatic shearing device for material heads of injection molding parts

Abstract

The utility model discloses an adjustable injection molding material head automatic shearing device which comprises a fixing frame, and two supporting cross beams are symmetrically installed at the two ends of the fixing frame. Two movable rods are arranged above the fixing frame side by side, and the two ends of the movable rods are connected with the supporting cross beams respectively. A plurality of pneumatic scissors are arranged on the movable rod in the length direction of the movable rod, and the pneumatic scissors are movably connected with the movable rod. The pneumatic scissors are arranged on the movable rod side by side, the pneumatic scissors are movably connected with the movable rod, and the positions of the pneumatic scissors are adjusted, so that the device can shear stub bars of a plurality of injection molding parts at a time, and the working efficiency is greatly improved; the position of the pneumatic scissors can be flexibly adjusted through cooperation of a first limiting sliding groove in a movable rod and a movable block and adjustment of a limiting screw rod so that the pneumatic scissors can adapt to injection molding material heads of different sizes and shapes, the applicability and flexibility of the device are greatly improved through the adjustable design, and the adaptability and practicability of the device are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding processing, in particular to an adjustable injection molding material head automatic shearing device. Background Art

[0002] In the rapidly developing modern industrial production, injection molding technology, as an important molding process, is widely used in the production of various plastic products, especially in the automobile manufacturing industry, such as the manufacture of precision parts such as the rear door handle of the car, which has extremely high requirements for the quality of injection molded parts. However, in the production process of injection molded parts, a common problem is that the injection molded parts will inevitably produce material heads connected to the body at the injection port. These material heads not only affect the appearance of the product, but may also have a potential impact on the functionality of the product.

[0003] At present, the industry generally adopts manual operation to process the injection molding parts. This method requires workers to have superb technical level and rich operating experience to ensure the cutting accuracy and product qualification rate. However, due to the unpredictability and subjectivity of manual operation, the cutting accuracy is often difficult to guarantee, and the product qualification rate is also greatly affected. In addition, the manual operation method also has problems such as low efficiency and high labor cost, which greatly increases the production cost. Summary of the invention

[0004] The utility model aims to provide an adjustable automatic shearing device for injection molding material head to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An adjustable automatic shearing device for injection molded parts comprises a fixed frame, wherein two supporting beams are symmetrically installed at both ends of the fixed frame; two movable rods are arranged side by side above the fixed frame, wherein the two ends of the movable rods are respectively connected to the supporting beams; and a plurality of pneumatic scissors are arranged on the movable rods along their length direction, wherein the pneumatic scissors are movably connected to the movable rods.

[0007] Preferably, a first limiting sliding groove is provided on a side of the movable rod away from the pneumatic scissors, wherein a movable block is provided on a side of the first limiting sliding groove.

[0008] Preferably, a vertically arranged waist hole is opened on the movable block, wherein a limiting screw is arranged in the waist hole; the top end of the limiting screw passes through the waist hole and extends into the first limiting slide groove, wherein the top end of the limiting screw abuts against the inner wall of the first limiting slide groove.

[0009] Preferably, a fixing plate is provided on the outer wall of the pneumatic scissors, wherein the pneumatic scissors penetrate the fixing plate and are fixedly connected thereto; a support arm is provided on the fixing plate close to the movable block, wherein the support arm extends toward one side of the movable block and is fixedly connected to the movable block.

[0010] Preferably, connecting pieces are respectively provided at both ends of the movable rod, wherein the upper end of the connecting piece is fixedly connected to the movable rod, and the lower end of the connecting piece is movably connected to the supporting crossbeam.

[0011] Preferably, a threaded hole is provided at the bottom of the connecting member, wherein an adjusting screw is threadedly connected to the threaded hole; a second limiting sliding groove is provided at the lower end of the supporting beam along its length direction, wherein the top end of the adjusting screw passes through the threaded hole and extends upward into the second limiting sliding groove, and a sliding block adapted to the second limiting sliding groove is provided at the top end of the adjusting screw.

[0012] Preferably, a material unloading conveyor belt is provided below the fixed frame, wherein a waste recovery cage is provided at the end of the material unloading conveyor belt.

[0013] Preferably, rollers are respectively provided on both sides of the bottom of the waste recovery cage, wherein a supporting foot is provided at the front end of the bottom of the waste recovery cage.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model arranges a plurality of pneumatic scissors side by side on a movable rod, wherein the pneumatic scissors are movably connected to the movable rod, and by adjusting the position of the pneumatic scissors, the device can shear the material heads of a plurality of injection molded parts at one time, thereby greatly improving the work efficiency. At the same time, the use of the pneumatic scissors ensures the stability and uniformity of the shearing force, and improves the shearing accuracy and product quality; the cooperation of the first limiting slide groove and the movable block on the movable rod, as well as the adjustment of the limiting screw, enables the position of the pneumatic scissors to be flexibly adjusted to adapt to injection molded parts of different sizes and shapes. This adjustable design greatly improves the applicability and flexibility of the device; through the cooperation of the connecting piece and the adjusting screw, the connection between the movable rod and the supporting beam is not only stable and reliable, but also the movable rod can be conveniently adjusted to move horizontally along the supporting beam through the adjusting screw, thereby adjusting the position spacing between the two movable rods, further enhancing the adaptability and practicality of the device; through the setting of the unloading conveyor belt and the waste recovery cage, the automatic unloading of the injection molded parts after shearing and the automatic recovery of the waste are realized, which reduces manual operation and labor intensity, and also improves the cleanliness and safety of the production environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 yes Figure 1 An enlarged schematic diagram of the structure at A is shown;

[0017] Figure 3 The utility model is a structural schematic diagram of the connection between the movable rod and the fixed frame.

[0018] Among them: 1. Fixed frame; 2. Support beam; 3. Movable rod; 4. Pneumatic scissors; 5. First limit slide; 6. Movable block; 7. Waist hole; 8. Limit screw; 9. Fixed plate; 10. Support arm; 11. Connector; 12. Threaded hole; 13. Adjusting screw; 14. Second limit slide; 15. Unloading conveyor belt; 16. Waste recovery cage; 17. Roller; 18. Support foot. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Please refer to Figures 1 to 3 To achieve the above purpose, the utility model provides the following technical solutions:

[0021] An adjustable automatic shearing device for injection molding material head includes a fixed frame 1, wherein two supporting beams 2 are symmetrically installed at both ends of the fixed frame 1; two movable rods 3 are arranged side by side above the fixed frame 1, wherein both ends of the movable rods 3 are respectively connected to the supporting beams 2; and a plurality of pneumatic scissors 4 are arranged on the movable rods 3 along the length direction thereof, wherein the pneumatic scissors 4 are movably connected to the movable rods 3. According to the size and position of the injection molding material head, the spacing and height of the pneumatic scissors 4 on the movable rods 3 can be flexibly adjusted to ensure that the pneumatic scissors 4 can accurately shear the material head part, so as to adapt to the shearing of injection molding material heads of different specifications and requirements; before shearing, by stably placing the injection molding part in the shearing working area above the fixed frame 1, through a positioning mechanism or manual operation, ensure that the injection molding part is in the correct position before shearing, so that the shearing head of the pneumatic scissors 4 corresponds to the material head on the injection molding part one by one, so that the pneumatic scissors 4 can quickly and accurately shear the material head part of the injection molding part, thereby improving production efficiency and product quality.

[0022] Please refer to Figure 1 , Figure 2 As an embodiment of the utility model, a first limiting slide groove 5 is provided on the side of the movable rod 3 away from the pneumatic scissors 4, wherein a movable block 6 is provided on the side of the first limiting slide groove 5; a vertically arranged waist hole 7 is provided on the movable block 6, wherein a limiting screw 8 is provided in the waist hole 7; the top end of the limiting screw 8 passes through the waist hole 7 and extends into the first limiting slide groove 5, wherein the top end of the limiting screw 8 abuts against the inner wall of the first limiting slide groove 5.

[0023] In the above-mentioned scheme, the movable rod 3 is away from the side of the pneumatic scissors 4, and the pre-processed first limit slide groove 5 needs to be clearly visible and ensure that its surface is smooth so that the movable block 6 can slide smoothly; by arranging the movable block 6 on the side of the first limit slide groove 5, it is ensured that the movable block 6 can slide freely along the length direction of the first limit slide groove 5, and by inserting the limit screw 8 into the vertical waist hole 7 opened on the movable block 6, wherein the top end of the limit screw 8 needs to be able to pass through the waist hole 7 and extend into the first limit slide groove 5; by rotating the limit screw 8, so that its top end abuts against the inner wall of the first limit slide groove 5, the movable block 6 can be It is fixedly connected to the movable rod 3. When the position of the pneumatic scissors 4 needs to be adjusted, it is only necessary to loosen the limit screw 8 so that the movable block 6 can slide to a new position in the first limit slide groove 5, and then tighten the limit screw 8 again to fix the new position; since the design of the waist hole 7 and the limit screw 8 allows a certain degree of fine-tuning, the position of the pneumatic scissors 4 on the movable rod 3 can be accurately controlled to ensure that the pneumatic scissors 4 can be accurately aligned with the material head part of the injection molded part, so that the shear head can accurately and quickly cut off the material head when the pneumatic scissors 4 is started. The pneumatic scissors 4 are driven by air pressure and have the advantages of fast response speed, large shear force, and easy operation.

[0024] See also Figure 2 As an embodiment of the utility model, a fixed plate 9 is provided on the outer wall of the pneumatic scissors 4, wherein the pneumatic scissors 4 penetrates the fixed plate 9 and is fixedly connected thereto; a support arm 10 is provided on the side of the fixed plate 9 close to the movable block, wherein the support arm 10 extends toward one side of the movable block 6 and is fixedly connected to the movable block 6.

[0025] In the above-mentioned scheme; the pneumatic scissors 4 pass through the fixed plate 9 to ensure that the cutting head of the pneumatic scissors 4 can move freely without being restricted by the fixed plate 9, and the pneumatic scissors 4 are firmly fixed to the fixed plate 9 to ensure that the connection between the two is stable and reliable; the support arm 10 is located on one side of the fixed plate 9 and extends toward the movable block 6, wherein the function of the support arm 10 is to provide support for the fixed plate 9 and the pneumatic scissors 4 to ensure that they maintain a stable position during the shearing process, one end of the support arm 10 is connected to the fixed plate 9 to ensure a firm connection, wherein the other end of the support arm 10 is firmly connected to the movable block 6, so that the pneumatic scissors 4 and the fixed plate 9 It can move with the movement of the movable block 6; by adjusting the position of the movable block 6 in the first limiting slide groove 5, the pneumatic scissors 4 and the fixed plate 9 can be driven to move. This design enables the pneumatic scissors 4 to flexibly adapt to injection molding heads of different positions and sizes. When the pneumatic scissors 4 are in a suitable position, the limiting screw 8 is used to fix the movable block 6 in the first limiting slide groove 5, thereby ensuring that the pneumatic scissors 4 maintain a stable position during the shearing process. Through the mutual cooperation of the fixed plate 9 and the support arm 10, the pneumatic scissors 4 can maintain a stable shearing force, thereby ensuring accurate and rapid shearing of the injection molding head.

[0026] Please refer to Figure 2 , Figure 3 As an embodiment of the utility model, connecting pieces 11 are respectively provided at both ends of the movable rod 3, wherein the upper end of the connecting piece 11 is fixedly connected to the movable rod 3, and the lower end of the connecting piece 11 is movably connected to the supporting beam 2; a threaded hole 12 is provided at the bottom of the connecting piece 11, wherein an adjusting screw 13 is threadedly connected in the threaded hole 12; a second limiting slide groove 14 is provided at the lower end of the supporting beam 2 along its length direction, wherein the top end of the adjusting screw 13 passes through the threaded hole 12 and extends upward into the second limiting slide groove 14, and a slider (not shown) adapted to the second limiting slide groove 14 is provided at the top end of the adjusting screw 13.

[0027] In the above-mentioned scheme, the upper end of the connecting member 11 is fixedly connected to the movable rod 3 to ensure that the connection is firm and will not become loose due to shearing operation. The threaded hole 12 provided at the bottom of the connecting member 11 is the key part for installing the adjusting screw 13. The adjusting screw 13 is screwed into the threaded hole 12 to ensure that the adjusting screw 13 can rotate smoothly in the threaded hole 12. The supporting crossbeam 2 serves as the supporting structure of the entire device, and a second limiting slide groove 14 is provided at its lower end along the length direction, wherein the second limiting slide groove 14 provides a moving track for the adjusting screw 13 to ensure the stability of the movable rod 3 during the adjustment process. A slider adapted to the second limiting slide groove 14 is provided at the top of the adjusting screw 13. When the adjusting screw 13 rotates in the threaded hole 12, its The middle sliding block will slide along the second limiting sliding groove 14, thereby driving the movable rod 3 to adjust its position in the horizontal direction of the supporting beam 2; by rotating the adjusting screw 13, it is convenient to adjust the horizontal position and spacing of the two movable rods 3. This design enables the device to adapt to injection molded parts of different specifications and shapes, thereby improving the flexibility and applicability of the device; when the movable rod 3 is adjusted to a suitable position, the movable rod 3 can be fixed on the supporting beam 2 by tightening the adjusting screw 13. This locking mechanism ensures stability during the shearing operation and avoids shearing errors caused by the movement of the movable rod 3; the connection between the movable rod 3 and the supporting beam 2 becomes flexible and adjustable, thereby enabling the entire shearing device to adapt to different injection molding processing requirements, thereby improving production efficiency and product quality.

[0028] See also Figure 1 As an embodiment of the utility model, a material unloading conveyor belt 15 is provided under the fixed frame 1, wherein a waste recovery cage 16 is provided at the end of the material unloading conveyor belt 15; rollers 17 are respectively provided on both sides of the bottom of the waste recovery cage 16, wherein a support foot 18 is provided at the front end of the bottom of the waste recovery cage 16.

[0029] In the above-described scheme, the unloading conveyor belt 15 is located below the fixed frame 1, and is used to transport the sheared waste from the shearing area to the subsequent processing area. The unloading conveyor belt 15 can continuously and stably transport the waste, ensuring that the waste can smoothly leave the shearing area to avoid blockage or affect the shearing operation. According to production needs and the speed of waste generation, the speed of the unloading conveyor belt 15 can be adjusted to adapt to different production rhythms; the waste recovery cage 16 is located at the end of the unloading conveyor belt 15, and is used to receive the waste that slides off the unloading conveyor belt 15. The waste recovery cage 16 provides an area for centralized storage of waste, which is convenient for subsequent processing; by Rollers 17 are provided so that the waste recovery cage 16 can be easily moved. When the waste accumulates to a certain extent, the waste recovery cage 16 can be pushed to a designated position for waste treatment or emptying. Support legs 18 are installed at the front end of the bottom of the waste recovery cage 16, wherein the support legs 18 are used to stably place the waste recovery cage 16 on the ground after moving. The design of the support legs 18 can ensure that the waste recovery cage 16 remains stable when stationary to avoid tipping or sliding. Through the cooperation of the unloading conveyor belt 15 and the waste recovery cage 16, the sheared waste can be effectively processed, the production environment can be kept clean and orderly, and the recycling and reuse of waste can be realized at the same time, reducing resource waste and environmental pollution.

[0030] Although the specific embodiments of the present invention are described above, those skilled in the art should understand that these are only examples, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications fall within the protection scope of the present invention.

Claims

1. An adjustable automatic shearing device for injection molded parts, comprising a fixed frame (1), wherein two supporting beams (2) are symmetrically mounted at both ends of the fixed frame (1); characterized in that: Two movable rods (3) are arranged side by side above the fixed frame (1), wherein the two ends of the movable rods (3) are respectively connected to the supporting crossbeam (2); a plurality of pneumatic scissors (4) are arranged on the movable rod (3) along its length direction, wherein the pneumatic scissors (4) are movably connected to the movable rod (3); connecting pieces (11) are respectively arranged at the two ends of the movable rod (3), wherein the upper end of the connecting piece (11) is fixedly connected to the movable rod (3), and the lower end of the connecting piece (11) is movably connected to the supporting crossbeam (2); a threaded hole is provided at the bottom of the connecting piece (11). (12), wherein an adjusting screw (13) is threadedly connected in the threaded hole (12); a second limiting slide groove (14) is opened at the lower end of the supporting crossbeam (2) along its length direction, wherein the top end of the adjusting screw (13) passes through the threaded hole (12) and extends upward into the second limiting slide groove (14), and a sliding block adapted to the second limiting slide groove (14) is provided at the top end of the adjusting screw (13); a material unloading conveyor belt (15) is provided below the fixing frame (1), wherein a waste recovery cage (16) is provided at the end of the material unloading conveyor belt (15).

2. The adjustable automatic shearing device for injection molding parts according to claim 1, characterized in that: The movable rod (3) is provided with a first limiting sliding groove (5) on the side away from the pneumatic scissors (4), wherein a movable block (6) is provided on the side of the first limiting sliding groove (5).

3. The adjustable automatic shearing device for injection molding parts according to claim 2, characterized in that: The movable block (6) is provided with a vertical waist hole (7), wherein a limiting screw (8) is arranged in the waist hole (7); the top end of the limiting screw (8) passes through the waist hole (7) and extends into the first limiting sliding groove (5), wherein the top end of the limiting screw (8) abuts against the inner wall of the first limiting sliding groove (5).

4. The adjustable automatic shearing device for injection molding parts according to claim 1, characterized in that: The outer wall of the pneumatic scissors (4) is provided with a fixing plate (9), wherein the pneumatic scissors (4) penetrates the fixing plate (9) and is fixedly connected thereto; the fixing plate (9) is provided with a supporting arm (10) on a side close to the movable block (6), wherein the supporting arm (10) extends toward one side of the movable block (6) and is fixedly connected to the movable block (6).

5. The adjustable automatic shearing device for injection molding parts according to claim 1, characterized in that: Rollers (17) are respectively arranged on both sides of the bottom of the waste recovery cage (16), wherein a support foot (18) is arranged at the front end of the bottom of the waste recovery cage (16).

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