Automatic shearing mechanism for injection molding drainage opening material

Abstract

The utility model discloses an injection molding drainage opening material automatic shearing mechanism which comprises a box body, a material collecting drawer is arranged on the lower portion of the front face of the box body, supporting columns are fixedly connected to the four corners of the top of the box body, a containing plate is fixedly connected to the tops of the supporting columns, and an injection molding part is placed in the center of the surface of the containing plate. Limiting holes are formed in the surface of the containing plate, and a plurality of sets of water gaps are formed in the bottom of the injection molding part. According to the utility model, through the arrangement of the leveling mechanism, the bending part of the injection-molded part is leveled through the contact rolling of the leveling roller on the mechanism and the injection-molded part, and the leveling roller is pushed by the cylinder to move downwards during rolling, so that the bending part of the injection-molded part can be pressed to a certain extent, and a better leveling effect is achieved; the fixing device can descend to fix the four corners of the injection molding part under the pushing of the air cylinder, and the middle part of the injection molding part is fixed by the leveling roller, so that the injection molding part is prevented from sliding and shifting under the influence of external force during water gap material cutting.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding, in particular to an automatic shearing mechanism for injection molding nozzle material. Background Art

[0002] The sprue is where the plastic is injected into the mold during the injection molding process. It is usually connected to the product, so it needs to be cut off using a shearing device after the injection molded part is produced to ensure its surface aesthetics, functionality and processing accuracy.

[0003] The existing technology has the following problems:

[0004] In the prior art, when cutting the nozzle material, some injection molded parts have a certain degree of bending due to being twisted in the previous processing process. People need to press and smooth them with their hands before cutting. In addition, during the cutting process, the injection molded parts are easily affected by external forces and shift and slide, resulting in a decrease in the cutting quality. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes an automatic shearing mechanism for injection molding nozzle material to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] An automatic shearing mechanism for injection molding nozzle material comprises a box body, a material receiving drawer is arranged at the lower part of the front side of the box body, support columns are fixedly connected to the four corners of the top of the box body, a placement plate is fixedly connected to the top of the support column, an injection molded part is placed at the center of the surface of the placement plate, a limiting hole is provided on the surface of the placement plate, a plurality of nozzles are arranged at the bottom of the injection molded part, a first mounting plate is fixedly connected to the bottom of both ends of the placement plate, a first screw rod is arranged on the inner side wall of the first mounting plate, a No. 1 motor is fixedly installed on the outer wall of the first mounting plate, a first connecting block is sleeved on the outside of the first screw rod, and the end of the first connecting block is fixedly connected A blade is provided, a second mounting plate is fixedly connected to the upper back side of the box body, a second motor is fixedly installed on the outer wall of the second mounting plate, a second screw rod is provided on the inner wall of the second mounting plate, a second connecting block is sleeved on the outer side of the second screw rod, a connecting column is fixedly connected to the top of the second connecting block, a cylinder is provided on the top of the connecting column, a leveling mechanism is fixedly connected to the end of the cylinder, the leveling mechanism comprises a long strip, a rectangular plate is fixedly connected at the bottom edge of the long strip, a rotating shaft is provided on the inner side wall of the rectangular plate, a leveling roller is fixedly connected to the end of the rotating shaft, and an auxiliary fixing mechanism is provided on the side of the long strip.

[0008] Preferably, there are two groups of leveling rollers, and the outer walls of the leveling rollers are sleeved with rubber sleeves. Through the leveling rollers, when the second connecting block moves on the second screw rod, the leveling rollers can contact and roll with the injection molded part to level the bent parts of the injection molded part. When rolling, the leveling rollers are pushed downward by the cylinder, so that the bent parts of the injection molded part can be pressed to a certain extent, thereby achieving a better leveling effect. The provision of the rubber sleeves avoids the problem of damage to the injection molded part due to high pressure when the leveling rollers and the injection molded part are in contact.

[0009] Preferably, the auxiliary fixing mechanism includes a connecting rod, the end of the connecting rod is fixedly connected to a connecting plate, the bottom of the connecting plate is fixedly connected to a buffer spring, and the end of the buffer spring is fixedly connected to a fixed pressure plate. Through the auxiliary fixing mechanism, the four corners of the injection molded part can be lowered and fixed under the push of the cylinder to prevent the injection molded part from sliding and shifting due to external force when cutting the water outlet material. The setting of the buffer spring can play a buffering and decompression role when the fixed plate contacts the injection molded part, to prevent the injection molded part from being crushed by excessive pressure.

[0010] Preferably, the connecting rod is of "L"-shaped design, and the lower part of the connecting rod in the vertical direction is of telescopic design. A non-slip pad is bonded to the bottom of the fixed pressure plate, and the non-slip pad is made of rubber material. By setting a telescopic connecting rod, it can be retracted upward when the leveling mechanism is in use without affecting the normal use of the leveling mechanism.

[0011] Preferably, a slide groove is provided on the side of the long strip, a slide rod is provided on the inner wall of the slide groove, and a slide block is sleeved on the outside of the slide rod. The slide block can be moved left and right on the slide rod, so that the use position of the auxiliary fixing mechanism can be adjusted, thereby facilitating the fixation of the ends of injection molded parts of different sizes.

[0012] Preferably, a telescopic rod is fixedly connected to the top of the first mounting plate, and the top of the telescopic rod is interconnected with the bottom of the placement plate. By setting the telescopic rod, the first mounting plate can change its use position, thereby facilitating the cutting of sprue materials of different lengths.

[0013] Preferably, an observation port is provided on the right side of the box body, and a transparent glass is fixedly installed on the inner wall of the observation port. Through the observation port and the transparent glass, people can see whether the sprue material in the material receiving drawer in the box body is full.

[0014] Preferably, movable wheels are fixedly mounted on the bottom of the box, and a push-pull handle is provided on the left side of the box. By means of the movable wheels and the push-pull handle, the equipment can be flexibly moved and is convenient for use in multiple injection molding workshops.

[0015] The beneficial effects of the utility model are:

[0016] 1. The automatic shearing mechanism for injection molding nozzle material, through the set leveling mechanism, the leveling roller on the mechanism contacts and rolls with the injection molded part to level the bent part of the injection molded part. When rolling, the cylinder pushes the leveling roller downward to press the bent part of the injection molded part to achieve a better leveling effect. With the auxiliary fixing mechanism, it can be lowered under the push of the cylinder to fix the four corners of the injection molded part, and the leveling roller fixes the middle part of the injection molded part to prevent the injection molded part from sliding and shifting due to external force when cutting the nozzle material.

[0017] 2. The automatic shearing mechanism for injection molding nozzle material can move left and right on the slide bar through the provided sliding block, so that the use position of the auxiliary fixing mechanism can be adjusted, so as to facilitate the fixing of the ends of injection moldings of different sizes, and the applicability is stronger. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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 will be briefly introduced below. Obviously, the drawings described below are only 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.

[0019] Figure 1 It is a front structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the back structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the bottom structure of the placement plate of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the leveling mechanism of the utility model;

[0023] Figure 5 This is a schematic diagram of the auxiliary fixing mechanism structure of the utility model;

[0024] Figure 6 This is a schematic diagram of the orthodox structure of the first mounting plate of the utility model.

[0025] In the figure: 1. box body; 2. material receiving drawer; 3. support column; 4. placement plate; 5. first mounting plate; 6. first screw rod; 7. first connecting block; 8. blade; 9. second mounting plate; 10. second screw rod; 11. second connecting block; 12. connecting column; 13. cylinder; 14. leveling mechanism; 1401. long strip; 1402. rectangular plate; 1403. rotating shaft; 1404. leveling roller; 15. auxiliary fixing mechanism; 1501. connecting rod; 1502. connecting plate; 1503. buffer spring; 1504. fixed pressure plate; 16. No. 1 motor; 17. No. 2 motor; 18. telescopic rod. DETAILED DESCRIPTION

[0026] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] According to an embodiment of the utility model, an automatic shearing mechanism for injection molding nozzle material is provided. Embodiment 1

[0028] like Figure 1-Figure 6 As shown, according to the embodiment of the utility model, the automatic shearing mechanism for injection molding nozzle material comprises a box body 1, a material receiving drawer 2 is arranged at the lower part of the front side of the box body 1, support columns 3 are fixedly connected at the four corners of the top of the box body 1, a placement plate 4 is fixedly connected to the top of the support column 3, an injection molded part is placed at the center of the surface of the placement plate 4, a limiting hole is provided on the surface of the placement plate 4, a plurality of nozzles are arranged at the bottom of the injection molded part, a first mounting plate 5 is fixedly connected to the bottom of both ends of the placement plate 4, a first screw rod 6 is arranged on the inner side wall of the first mounting plate 5, a No. 1 motor 16 is fixedly installed on the outer wall of the first mounting plate 5, a first connecting block 7 is sleeved on the outside of the first screw rod 6, a blade 8 is fixedly connected to the end of the first connecting block 7, and a first connecting block 7 is fixedly connected to the upper part of the back side of the box body 1. A second mounting plate 9 is fixedly connected, a second motor 17 is fixedly mounted on the outer wall of the second mounting plate 9, a second screw rod 10 is arranged on the inner wall of the second mounting plate 9, a second connecting block 11 is sleeved on the outer part of the second screw rod 10, a connecting column 12 is fixedly connected to the top of the second connecting block 11, a cylinder 13 is arranged on the top of the connecting column 12, a leveling mechanism 14 is fixedly connected to the end of the cylinder 13, the leveling mechanism 14 comprises a long strip 1401, a rectangular plate 1402 is fixedly connected to the bottom edge of the long strip 1401, a rotating shaft 1403 is arranged on the inner wall of the rectangular plate 1402, a leveling roller 1404 is fixedly connected to the end of the rotating shaft 1403, an auxiliary fixing mechanism 15 is arranged on the side of the long strip 1401.

[0029] In this embodiment, there are two groups of leveling rollers 1404, and the outer walls of the leveling rollers 1404 are sleeved with rubber sleeves. Through the set leveling rollers 1404, when the second connecting block 11 moves on the second screw rod 10, the leveling rollers 1404 can contact and roll with the injection molded part to flatten the bent parts of the injection molded part. When rolling, the cylinder 13 pushes the leveling rollers 1404 to move downward, which can perform a certain degree of pressing on the bent parts of the injection molded part, thereby achieving a better leveling effect. The setting of the rubber sleeve avoids the problem of damage to the injection molded part due to the high pressure when the leveling rollers 1404 contact the injection molded part.

[0030] In this embodiment, the auxiliary fixing mechanism 15 includes a connecting rod 1501, the end of the connecting rod 1501 is fixedly connected to a connecting plate 1502, the bottom of the connecting plate 1502 is fixedly connected to a buffer spring 1503, and the end of the buffer spring 1503 is fixedly connected to a fixed pressure plate 1504. Through the setting of the auxiliary fixing mechanism 15, the four corners of the injection molded part can be lowered and fixed under the push of the cylinder 13 to prevent the injection molded part from sliding and shifting due to external force when cutting the water outlet material. The setting of the buffer spring 1503 can play a buffering and decompression role when the fixed plate 1502 contacts the injection molded part, thereby preventing the injection molded part from being crushed by excessive pressure.

[0031] In this embodiment, the connecting rod 1501 is of "L" shape design, and the lower part of the connecting rod 1501 in the vertical direction is of telescopic design. A non-slip pad is bonded to the bottom of the fixed pressure plate 1504, and the non-slip pad is made of rubber material. By setting a telescopic connecting rod 1501, when the leveling mechanism 14 is in use, it can be retracted upward without affecting the normal use of the leveling mechanism 14.

[0032] In this embodiment, a slide groove is provided on the side of the long strip 1401, a slide rod is provided on the inner wall of the slide groove, and a slide block is sleeved on the outside of the slide rod. The slide block can be moved left and right on the slide rod, so that the use position of the auxiliary fixing mechanism 15 can be adjusted, thereby facilitating the fixation of the ends of injection molded parts of different sizes. Embodiment 2

[0033] On the basis of the first embodiment, the preferred embodiment of the automatic shearing mechanism for injection molding nozzle material provided by the present invention is as follows: Figures 1 to 6 As shown:

[0034] In this embodiment, a telescopic rod 18 is fixedly connected to the top of the first mounting plate 5, and the top of the telescopic rod 18 is interconnected with the bottom of the placement plate 4. By setting the telescopic rod 18, the first mounting plate 5 can change its use position, thereby facilitating the cutting of sprue materials of different lengths.

[0035] In this embodiment, an observation port is opened on the right side of the box body 1, and a transparent glass is fixedly installed on the inner wall of the observation port. Through the observation port and the transparent glass, people can see whether the sprue material in the material receiving drawer 2 in the box body 1 is full.

[0036] In this embodiment, movable wheels are fixedly installed on the bottom of the box body 1, and a push-pull handle is provided on the left side of the box body 1. Through the movable wheels and push-pull handle, the equipment can be flexibly moved and is convenient for use in multiple injection molding workshops.

[0037] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0038] In actual application, the nozzle material part of the injection molded part is passed through the limiting hole. If the injection molded part is in a bent state, the second motor 17 drives the second screw 10 to rotate, so that the second connecting block 11 moves forward and backward, and drives the leveling roller 1404 on the connecting column 12 to roll left and right on the surface of the injection molded part to level the bent part of the injection molded part. During the rolling process, the cylinder 13 pushes the leveling roller 1404 to move downward, which can press the bent part of the injection molded part to achieve a better leveling effect. The setting of the rubber sleeve avoids the damage of the injection molded part due to the high pressure when the leveling roller 1404 contacts the injection molded part. Under the push of the cylinder 13, the connecting plate 1502 can descend to fix the four corners of the injection molded part to avoid the injection molded part. When the sprue material is cut, it slides and shifts due to external force. The setting of the buffer spring 1503 can play a buffering and decompression role when the fixed plate 1502 contacts the injection molded part, avoiding excessive pressure from crushing the injection molded part. The sliding block can move left and right on the slide rod, so that the use position of the auxiliary fixing mechanism 15 can be adjusted, so as to facilitate the fixation of the ends of injection molded parts of different sizes. After completing the above steps, the sprue material is now under the placement plate 4, and the first screw rod 6 is driven by the No. 1 motor 16 to rotate, so that the first connecting block 7 moves forward, and the sprue material is cut off by the blade 8 on the first connecting block 7. The cut sprue material falls into the material receiving drawer 2 below, and people can see whether the sprue material in the material receiving drawer 2 is full through the observation port.

[0039] In summary, with the help of the above-mentioned technical scheme of the utility model, through the set leveling mechanism, the leveling roller on the mechanism contacts and rolls with the injection molded part, so as to level the bent part of the injection molded part, and the cylinder pushes the leveling roller downward during rolling, so as to press the bent part of the injection molded part to a certain extent, so as to achieve a better leveling effect. In conjunction with the auxiliary fixing mechanism, the four corners of the injection molded part can be fixed by the cylinder, while the leveling roller fixes the middle part of the injection molded part to prevent the injection molded part from sliding and shifting due to external force when cutting the water outlet material. The sliding block can move left and right on the sliding rod, so as to adjust the use position of the auxiliary fixing mechanism, so as to facilitate the fixation of the ends of injection molded parts of different sizes, and the applicability is stronger.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 automatic shearing mechanism for injection molding nozzle material, comprising a box (1), characterized in that: A material receiving drawer (2) is arranged at the lower part of the front side of the box body (1), support columns (3) are fixedly connected at the four corners of the top of the box body (1), a placement plate (4) is fixedly connected to the top of the support column (3), an injection molded part is placed at the center of the surface of the placement plate (4), a limiting hole is provided on the surface of the placement plate (4), a plurality of water outlets are arranged at the bottom of the injection molded part, a first mounting plate (5) is fixedly connected to the bottom of both ends of the placement plate (4), a first screw rod (6) is arranged on the inner side wall of the first mounting plate (5), a No. 1 motor (16) is fixedly installed on the outer wall of the first mounting plate (5), a first connecting block (7) is sleeved on the outside of the first screw rod (6), a blade (8) is fixedly connected to the end of the first connecting block (7), a second mounting plate (9) is fixedly connected to the upper part of the back side of the box body (1), the second mounting plate (9) is fixedly connected to the upper part of the back side of the box body (1), and the second mounting plate (9) is fixedly connected to the upper part of the back side of the box body (1). A second motor (17) is fixedly mounted on the outer wall of the mounting plate (9); a second screw rod (10) is arranged on the inner wall of the second mounting plate (9); a second connecting block (11) is sleeved on the outside of the second screw rod (10); a connecting column (12) is fixedly connected to the top of the second connecting block (11); a cylinder (13) is arranged on the top of the connecting column (12); a leveling mechanism (14) is fixedly connected to the end of the cylinder (13); the leveling mechanism (14) comprises a long strip (1401); a rectangular plate (1402) is fixedly connected to the bottom edge of the long strip (1401); a rotating shaft (1403) is arranged on the inner wall of the rectangular plate (1402); a leveling roller (1404) is fixedly connected to the end of the rotating shaft (1403); and an auxiliary fixing mechanism (15) is arranged on the side of the long strip (1401).

2. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: The number of the leveling rollers (1404) is two groups, and the outer walls of the leveling rollers (1404) are sleeved with rubber sleeves.

3. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: The auxiliary fixing mechanism (15) comprises a connecting rod (1501), the end of the connecting rod (1501) is fixedly connected to a connecting plate (1502), the bottom of the connecting plate (1502) is fixedly connected to a buffer spring (1503), and the end of the buffer spring (1503) is fixedly connected to a fixed pressure plate (1504).

4. The automatic shearing mechanism for injection molding nozzle material according to claim 3, characterized in that: The connecting rod (1501) is of "L"-shaped design, and the lower part of the connecting rod (1501) in the vertical direction is of telescopic design. The bottom of the fixed pressure plate (1504) is bonded with an anti-skid pad, and the anti-skid pad is made of rubber material.

5. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: A sliding groove is provided on the side of the long strip (1401), a sliding rod is provided on the inner wall of the sliding groove, and a sliding block is sleeved on the outside of the sliding rod.

6. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: A telescopic rod (18) is fixedly connected to the top of the first mounting plate (5), and the top of the telescopic rod (18) is connected to the bottom of the placement plate (4).

7. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: An observation port is provided on the right side of the box body (1), and a transparent glass is fixedly mounted on the inner wall of the observation port.

8. The automatic shearing mechanism for injection molding nozzle material according to claim 1, characterized in that: The bottom of the box body (1) is fixedly provided with movable wheels, and the left side of the box body (1) is provided with a push-pull handle.

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