CN217454089U - Plastic mold splitting equipment - Google Patents

Abstract

The utility model discloses a plastic mould opening device, which relates to the technical field of the slicer. The main body of the tablet machine is reversibly provided with a support seat that is slidably matched with the knife belt, and the main body of the tablet machine is provided with an adjustment component that drives the support seat to turn over; , wherein the two conveying rollers are located on the upper and lower sides of the knife belt respectively, the main body of the slicer is also provided with a guide table supporting the plastic mold, and the plastic mold is also provided with an elastic pressing plate for pressing against the upper conveying roller; The knife assembly includes a knife sharpening frame located on the lower side of the main body of the slicer, and two grinding wheels are rotatably arranged on the knife sharpening frame, which are respectively abutted on the upper and lower sides of the blade of the knife belt. The utility model provides a plastic mold opening device which can ensure the stable cutting of the plastic mold and prevent the cracked edge from being damaged.

Description

A kind of plastic mold opening equipment

technical field

The utility model relates to the technical field of slicers, in particular to a slicer of plastic moulds.

Background technique

In the production of mobile phone accessories, it is often necessary to use injection molds for cooperation, and the batch and high-quality production of accessories has been completed. As shown in FIG. 4 , a plastic mold 100 for the production of mobile phone accessories is shown, which includes a mold body 110 , and a plurality of accommodating grooves 120 are formed at intervals on the mold body 110 , wherein the bottom of the accommodating grooves 120 is formed with a bottom bracket to be cut. 130.

In the actual production process, the bottom bracket to be cut in the above-mentioned plastic mold is produced for the convenience of integral injection molding, but before the actual use of the plastic mold, it is necessary to cut the bottom bracket to be cut to ensure that the use requirements are met; However, conventional slicing machines are usually used for cutting foam boards. The plastic mold is harder than the foam board, and each bottom bracket to be cut on the plastic mold collides with the knife respectively, which is easy to cause accommodating grooves during cutting. There are problems of cracking and breakage at the cutting place, and once the cracking and breakage of the accommodating groove occurs, the entire plastic mold will be scrapped, affecting the yield of the enterprise; therefore, it is necessary to improve the existing slicer.

Utility model content

The purpose of the utility model is to provide a plastic mold opening device, which utilizes the pressing and conveying assembly to realize the stable conveying of the plastic mold, and at the same time adjusts the inclination angle of the knife belt to ensure the angle of entering the knife, and at the same time cooperates with the sharpening assembly to adjust the knife belt. Continuous grinding to ensure the sharpness of the blade, so as to ensure fast cutting of the accommodating groove, effectively reducing the problem of the cracked edge of the accommodating groove, thereby improving the yield of the enterprise.

The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions:

A plastic mold slicing device, comprising a slicing machine main body, wherein a cutting assembly, a pressing and conveying assembly and a knife sharpening assembly are sequentially arranged on the slicing machine main body;

The cutting assembly includes a blade belt that is driven and arranged on the main body of the slicer, and a support seat that is slidably matched with the blade belt is provided on the main body of the slicer, and a support seat is arranged on the main body of the slicer to drive the support seat to turn over. adjustment components;

The pressing and conveying assembly includes two conveying rollers arranged on the upstream side of the knife belt in opposite rotation, wherein the two conveying rollers are respectively located on the upper and lower sides of the knife belt, and the main body of the slicer is also provided with a guide supporting the plastic mold. The plastic mold is also provided with an elastic pressing plate for pressing against the upper conveying roller;

The knife sharpening assembly includes a knife sharpening frame located on the lower side of the main body of the slicer. The knife sharpening frame is rotatably provided with two grinding wheels abutting on the upper and lower sides of the blade edge of the knife belt.

By adopting the above technical scheme, when working, the plastic mold is combined with the elastic pressing plate, and placed on the guide table to be pressed and conveyed by the conveying roller, so as to ensure that the knife belt is continuously polished by the knife sharpening frame at the same time. The sharpness of the belt, and the cutting angle of the knife belt to the plastic mold is adjusted through the adjustable angle support seat. In this way, on the one hand, the stability of the plastic mold is ensured, and on the other hand, the sharpness of the knife belt and the initial cutting angle are ensured. Effectively reduce the problem of cracked edges or damage of the accommodating groove caused by the cutting of the bottom bracket to be cut, and further improve the yield of the plastic mold.

The utility model is further configured as follows: the main body of the slicer is provided with a lifting frame, the knife belt and the support seat are both arranged on the lifting frame, and both sides of the main body of the slicer are rotatably provided with a threaded connection with the lifting frame the first screw.

By adopting the above technical solution, by arranging the knife belt and the support seat on the lifting frame, the knife belt and the support seat can be further driven into the knife position, ensuring accurate cutting of plastic molds of different specifications, and improving the applicability of the device.

The utility model is further provided as follows: the adjusting assembly includes support shafts fixedly arranged at both ends of the support base, wherein a worm wheel is fixedly arranged on one of the support shafts, and a worm screw engaged with the worm wheel is rotatably arranged on the lifting frame.

By adopting the above technical solution, the support seat is adjusted through the worm and the worm wheel, so that the angle of the support seat can be adjusted.

The utility model is further configured as follows: the support seat is elastically provided with two cutter pressing wheels which are used for abutting and matching with the cutter belt, and the cutter pressing wheels are formed with a cutter groove for the cutting edge to pass through.

By adopting the above technical solution, the knife belt is limited by the elastically arranged pressing wheel to ensure that the knife belt will not come out of the support seat during high-speed operation, and at the same time, the setting of the knife groove can ensure that the knife belt passes through the knife groove. Will not damage, to ensure the sharpness of the knife belt.

The utility model is further configured as follows: a sliding table is slidably arranged on the supporting seat, a first elastic member is fixedly connected between the sliding table and the supporting seat, a pull handle is fixedly arranged on one side of the sliding table, and the The pressing wheel is rotatably arranged on the sliding table.

By adopting the above technical solution, the arrangement of the pull handle facilitates the staff to adjust the position of the slide table, facilitates the staff to replace and take out the knife belt, and effectively improves the convenience of the device.

The utility model is further configured as follows: an adjustment seat is arranged inside the support seat to slide, and a plurality of guide wheels are rotatably arranged on the adjustment seat to abut and cooperate with the knife belt, and the support seat is threadedly connected with the adjustment seat to rotate and cooperate with each other. the second screw.

By adopting the above technical solution, the guide wheel is driven to abut against the knife belt by the adjusting seat, so that the guide wheel and the elastically arranged pressure knife wheel can be matched to limit the position of the knife belt. , adjust the distance that the knife belt extends from the support seat to improve the reliability of the device.

The utility model is further configured as follows: the sharpening frame is slidably arranged on the lifting frame, and the lifting frame is rotatably provided with a third screw screw threadedly connected with the sharpening frame.

By adopting the above-mentioned technical solution, by setting the sharpening frame arranged in a sliding manner, it can be ensured that the two sharpening wheels can still carry out stable grinding operation on the knife belt when the knife belt is greatly worn, and the reliability of the device can be improved.

To sum up, the beneficial technical effects of the present utility model are:

(1) Use the pressing and conveying components to realize the stable transportation of the plastic mold, and at the same time adjust the inclination of the knife belt to ensure the angle of the knife, and at the same time cooperate with the sharpening component to continuously grind the knife belt to ensure the sharpness of the knife belt, Therefore, it can ensure the rapid cutting of the accommodating groove, effectively reduce the problem of the cracked edge of the accommodating groove, thereby improving the yield of the enterprise;

(2) The lifting frame is used to drive the knife belt to move, so that it can adapt to the cutting operation of plastic molds of different specifications, and further improve the applicability of the device;

(3) The cutter belt is limited and supported by the elastically arranged pressure cutter wheel with the adjustment seat and the guide wheel, so as to ensure the cutter belt in different wear states can run stably and improve the reliability of the cutter belt.

Description of drawings

Fig. 1 is the axonometric schematic diagram of the overall structure of an embodiment of the present invention;

2 is a schematic axonometric view of a part of a lifting frame according to an embodiment of the present invention, which reflects the positional connection relationship of each component on the lifting frame;

Fig. 3 is a schematic cross-sectional view of a portion of the cutter wheel according to an embodiment of the present invention, which reflects the positional connection relationship between the cutter wheel and the cutter belt;

Figure 4 is a schematic axonometric view of the prior art.

Reference numerals: 100, plastic mold; 110, mold main body; 120, accommodating groove; 130, bottom bracket to be cut; 1, slicer main body; 2, lifting frame; 3, first screw; 4, knife belt; 5. Knife pulley; 6. Cutting motor; 7. Support seat; 8. Support shaft; 9. Worm gear; 10. Worm; 11. Slide table; 12. First elastic part; 13. Pull handle; 14. Press knife wheel; 15, knife groove; 16, adjustment seat; 17, guide wheel; 18, second screw; 19, conveying roller; 20, conveying motor; 21, gear; 22, guide table; 23, elastic pressing plate; 24 , sharpening frame; 25, the third screw; 26, grinding wheel; 27, grinding motor.

Detailed ways

The present invention will be clearly and completely described below with reference to the embodiments.

Referring to FIG. 1, a plastic mold opening device includes a tablet opening machine main body 1, wherein the tablet opening machine main body 1 is a cuboid frame structure, and the tablet opening machine body 1 is sequentially provided with a cutting assembly, a pressing and conveying assembly and a grinding machine. Knife assembly.

2, the cutting assembly includes a first screw 3 that is slidably arranged on the lifting frame 2 along the height direction of the main body 1 of the tableting machine 1, and is rotatably provided with a first screw 3 connected to the lifting frame 2 on both sides of the length direction of the main body 1 of the tableting machine, The lifting frame 2 is provided with a knife belt 4 for transmission, and both ends of the lifting frame 2 are rotatably provided with a knife belt 4 and a knife pulley 5 , and a knife belt 4 knife pulley 5 is fixedly arranged on the lifting frame 2 and one of the knife belts and 4 knife pulleys 5 at the extension end. The fixed cutting motor 6 (shown in FIG. 3 ), the cutting motor 6 is preferably a speed-adjusting motor, so as to adapt to the cutting operation of the plastic mold 100 with different feeding speeds. The support seat 7 is slidingly fitted, wherein the knife belt 4 passes through the middle of the support seat 7 .

The lifting frame 2 is provided with an adjustment assembly that drives the support base 7 to turn over; the adjustment assembly includes a support shaft 8 fixedly arranged at both ends of the support base 7, one of the support shafts 8 is fixedly provided with a worm gear 9, and the lifting frame 2 is rotatably provided with a The worm 10 meshes with the worm wheel 9 .

Referring to FIG. 3 , both ends of the support base 7 are slidably provided with sliding tables 11 along its width direction, a first elastic member 12 is fixedly connected between the sliding table 11 and the support base 7 , and one side of the sliding table 11 is fixedly provided with a pulling table 11 . The handle 13, wherein the sliding table 11 is rotatably provided with a pressing wheel 14 for tightly fitting with the knife belt 4, and the pressing wheel 14 is formed with a knife groove 15 for the knife edge to pass through, wherein the edge of the knife groove 15 is connected with the knife edge. The side walls are in contact with the inside of the blade and the inside of the blade groove 15 are in a separated state, so as to ensure that the blade groove 15 will not cause damage to the blade; a number of adjustment seats 16 are arranged inside the support seat 7 to slide along its width direction. A number of guide wheels 17 are rotatably provided with abutting and matching with the side of the knife belt 4 away from the cutting edge. The knife belt 4 is limited by the cooperation of the pressure knife wheel 14 and the adjustable position guide wheel 17, so as to ensure that the size of the knife belt 4 extending out of the support seat 7 will not change too much after the knife belt 4 is worn, and further ensure that the knife belt 4 is adjusted. full use.

The pressing and conveying assembly includes two conveying rollers 19 that rotate oppositely and are arranged on the upstream side of the knife belt 4, wherein the two conveying rollers 19 rotate synchronously, and the main body 1 of the slicer is fixedly provided with a conveying motor 20 that drives the two conveying rollers 19 to rotate; two The conveying rollers 19 are respectively located on the upper and lower sides of the cutting part of the knife belt 4, and the ends of the two conveying rollers 19 away from the conveying motor 20 are fixed with mutually meshing gears 21; The guide table 22 is correspondingly arranged on the side of the main body 1 of the tablet machine 1 away from the lifting frame 2 in the width direction. The plastic mold 100 is also provided with an elastic pressing plate 23 for pressing against the upper conveying roller 19. The pressing plate 23 is preferably a hard sponge plate, and the elastic pressing plate 23 cooperates with the plastic mold 100 to ensure the stable conveyance of the plastic mold 100 by the two synchronously rotating conveying rollers 19. At the same time, the elastic pressing plate 23 is arranged to place the conveying rollers. 19 Causes damage to the plastic mold 100 .

The knife sharpening assembly includes a knife sharpening frame 24 which is slidably arranged at the lower part of the lifting frame 2 along the width direction of the lifting frame 2, and a third screw 25 threadedly connected with the knife sharpening frame 24 is rotatably arranged on the lifting frame 2; Two grinding wheels 26 are rotatably arranged in contact with the upper and lower sides of the blade of the knife belt 4 respectively, and a grinding motor 27 for driving the grinding wheels 26 to rotate is fixed on the grinding frame 24 .

The working principle of this embodiment is: during operation, the plastic mold 100 is combined with the elastic pressing plate 23, and placed on the guide table 22 to be pressed and conveyed by the conveying roller 19, so as to ensure that the sharpening frame 24 simultaneously The knife belt 4 is continuously polished to ensure the sharpness of the knife belt 4, and the cutting angle of the knife belt 4 to the plastic mold 100 is adjusted through the adjustable angle support seat 7. In this way, on the one hand, the stability of the plastic mold 100 is ensured, On the other hand, the sharpness and initial cutting angle of the knife belt 4 are ensured, which effectively reduces the problem of cracking or damage of the accommodating groove 120 caused by the cutting of the bottom bracket 130 to be cut, and further improves the yield of the plastic mold 100 .

The above are only the preferred specific embodiments of the present invention, and do not limit the protection scope of the present invention accordingly. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention should be covered. within the scope of protection of the present invention.

Claims (7)

1. The utility model provides a plastic mold splitting equipment, includes slicer main part (1), its characterized in that: the slicer main body (1) is sequentially provided with a cutting assembly, a pressing and conveying assembly and a knife sharpening assembly;

the cutting assembly comprises a cutter belt (4) which is arranged on the slicer main body (1) in a transmission manner, a supporting seat (7) which is in sliding fit with the cutter belt (4) is arranged on the slicer main body (1) in a turnover manner, and an adjusting assembly which drives the supporting seat (7) to turn over is arranged on the slicer main body (1);

the pressing and conveying assembly comprises two conveying rollers (19) which are arranged on one side of the upstream of the knife belt (4) in a rotating mode in the opposite direction, wherein the two conveying rollers (19) are respectively positioned on the upper side and the lower side of the knife belt (4), a guide table (22) for bearing a plastic mold (100) is further arranged on the slicer main body (1), and an elastic pressing plate (23) for tightly pressing against the upper conveying rollers (19) is further arranged on the plastic mold (100);

the knife sharpening assembly comprises a knife sharpening frame (24) located on the lower side of the slicer main body (1), and two sharpening grinding wheels (26) which are respectively abutted to the upper side and the lower side of a cutting edge of the knife belt (4) are rotatably arranged on the knife sharpening frame (24).

2. The plastic mold opening apparatus of claim 1, wherein: be provided with crane (2) on slicer main part (1), sword area (4) and supporting seat (7) all set up on crane (2), slicer main part (1) both sides all are rotated and are provided with first screw rod (3) with crane (2) threaded connection.

3. The plastic mold opening apparatus of claim 2, wherein: the adjusting component comprises a support shaft (8) fixedly arranged at two ends of the support seat (7), wherein a worm wheel (9) is fixedly arranged on the support shaft (8), and a worm (10) meshed with the worm wheel (9) is rotatably arranged on the lifting frame (2).

4. The plastic mold opening apparatus of claim 1, wherein: the supporting seat (7) is elastically provided with two knife pressing wheels (14) which are used for abutting against the knife belt (4) to be tightly matched, and knife grooves (15) for knife edges to penetrate through are formed in the knife pressing wheels (14).

5. The plastic mold opening apparatus of claim 4, wherein: the utility model discloses a cutting device, including supporting seat (7), slip table (11) is provided with in sliding on supporting seat (7), first elastic component of fixedly connected with (12) between slip table (11) and supporting seat (7), slip table (11) one side is fixed and is provided with pulling handle (13), pressure break bar (14) rotate and set up on slip table (11).

6. The plastic mold opening apparatus of claim 1, wherein: the utility model discloses a knife belt cutting machine, including supporting seat (7), adjusting seat (16) is provided with to inside the sliding of supporting seat (7), it is provided with a plurality of guide pulleys (17) with sword area (4) butt complex to rotate on adjusting seat (16), threaded connection and adjusting seat (16) normal running fit's second screw rod (18) are gone up in supporting seat (7).

7. The plastic mold opening apparatus of claim 1, wherein: the grinding tool rest (24) is arranged on the lifting frame (2) in a sliding mode, and a third screw rod (25) in threaded connection with the grinding tool rest (24) is arranged on the lifting frame (2) in a rotating mode.

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