Water cooling device for plastic extrusion production

Abstract

The utility model discloses a water cooling device for plastic extrusion production. The water cooling device sequentially comprises an extruder, a water tank and a traction device, a plastic material strip output by the extruder penetrates through the water tank and is connected with the traction device; the water tank is provided with a guide roller assembly and an end distance adjusting assembly; the guide rollers are detachably mounted on the end connecting rods or the cross rods; the end distance adjusting assembly can change the position of the end connecting rod in the water tank; and the plastic strip is wound on the guide roller. According to the utility model, the water tank or the position of an assembly line does not need to be changed, the field utilization rate is effectively improved, the cooling effect is improved, the winding stroke can be adjusted, and the cooling of plastic strips with various specifications can be matched.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding production equipment technical field especially relates to a water cooling device for plastic extrusion production. BACKGROUND

[0002] In the injection molding extrusion production, the plastic particles are usually heated and melted and extruded to form a long strip of plastic. In order to facilitate the subsequent granulation process, it needs to be cooled.

[0003] The existing cooling treatment is mostly in the form of water cooling, that is, a water tank and a traction mechanism are arranged on one side of the extruder head, the traction mechanism drives the plastic strip to pass through the cooling water in the water tank to achieve the purpose of preliminary cooling. However, due to the difference in the type and size of the extruded material, the cooling degree required by the strip is different, which requires the configuration of water tanks of different lengths and depths. This will change the floor space of the water tank, easily cause the position of the overall assembly line to change, the site utilization rate is low, and the replacement process is complex, which is not conducive to reducing production cost and improving production efficiency. Therefore, further improvement is needed. SUMMARY

[0004] The utility model discloses at least one of the technical problems existing in the prior art. To this end, the utility model provides a water cooling device for plastic extrusion production.

[0005] The technical scheme adopted by one embodiment of the utility model to solve its technical problem is: a water cooling device for plastic extrusion production, comprising an extruder, a water tank and a traction device in sequence; the plastic strip output by the extruder passes through the water tank and is connected to the traction device; the water tank is provided with a guide roller assembly and an end distance adjusting assembly;

[0006] The guide roller assembly comprises a plurality of crossbars, end connecting rods and guide rollers; the end connecting rods are arranged on the front side and the rear side of the water tank, and the crossbars are arranged between the two end connecting rods; the guide rollers are detachably mounted on the end connecting rods or the crossbars; the end distance adjusting assembly can change the position of the end connecting rods in the water tank; the plastic strip is wound around the guide rollers.

[0007] Optionally, the end distance adjusting assembly comprises a distance adjusting motor, a distance adjusting screw and a sliding mounting block; the sliding mounting block is threadedly mounted on the distance adjusting screw, and the distance adjusting screw is mounted on the distance adjusting motor; the end connecting rod is mounted on the sliding mounting block.

[0008] Optionally, the end distance adjusting assembly comprises a rack and pinion transmission assembly.

[0009] Optionally, the guide roller assembly is provided with two groups; located on the opposite sides of the water tank.

[0010] Optionally, the water tank is connected with a cooling circulation mechanism; the water tank is provided with a water inlet and a water outlet; the cooling circulation mechanism comprises a circulating water path, a circulating water pump and a circulating water tank which are communicated with the water inlet and the water outlet.

[0011] Optionally, the water tank is provided with an overflow hole, and the overflow hole is connected with the circulating water tank through an overflow pipe.

[0012] Optionally, the water tank is provided with an overflow hole, and the overflow hole is connected with the circulating water tank through an overflow pipe.

[0013] The beneficial effects of the utility model are as follows: through the combination of the cross rod and the guide roller, the plastic strip can pass through multiple roller sets in sequence, multiple up-and-down winding paths are formed, the soaking path and time in the water tank are effectively prolonged, the cooling effect is effectively enhanced, the length of the water tank does not need to be increased, the site utilization rate is improved; and the end distance adjusting assembly can change the position of the end connecting rod in the water tank, thereby changing the positions of the two end guide rollers, changing the winding path of the plastic strip at the two ends, changing the winding formation, further changing the cooling time, thereby matching the surprise cooling of plastic strips of multiple specifications; without changing the water tank or changing the position of the assembly line, the site utilization rate is effectively improved, the cooling effect is improved, the winding path can be adjusted, and the cooling of plastic strips of multiple specifications can be matched.

[0014] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are taken as examples, and the following detailed description is given in combination with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0015] The above-mentioned and / or additional aspects and advantages of the utility model will become obvious and easy to understand from the description of the embodiments in combination with the following drawings, in which:

[0016] Figure 1 The figure is a schematic diagram of the overall structure of the embodiment of the application;

[0017] Figure 2 The figure is a schematic diagram of the overall structure of the embodiment of the application;

[0018] Explanation of main element symbols:

[0019] 10, extruder; 20, water tank; 21, water inlet; 22, water outlet; 23, overflow hole; 30, traction device; 31, traction guide wheel; 40, guide roller assembly; 41, cross rod; 42, end connecting rod; 43, guide roller; 50, end distance adjusting assembly; 51, distance adjusting motor; 52, distance adjusting screw; 53, sliding mounting block; 60, cooling circulation mechanism; 61, circulating water path; 62, circulating water pump; 63, circulating water tank; 70, plastic strip. DETAILED DESCRIPTION

[0020] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] In the description of the utility model, the meaning of multiple is two or more, greater than, less than, more than, etc. is not included in the number, above, below, etc. is included in the number. If it is described as first, second, it is only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0022] In the description of the utility model, it is understood that the position description, such as up, down, front, back, left, right, etc. is based on the position or location relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and is not used to indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation on the utility model.

[0023] In the utility model, unless otherwise explicitly limited, the words "set", "install", "connect" and the like should be understood broadly, for example, they can be directly connected, or indirectly connected through an intermediate medium; can be fixedly connected, or can be detachably connected, or can be integrally formed; can be mechanically connected; can be the internal communication of two elements or the interaction relationship of two elements. The skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0024] Embodiment

[0025] Reference Figure 1 And Figure 2 The utility model provides a kind of water cooling device for plastic extrusion production, including extruder 10, sink 20 and traction device 30 in turn;Plastic strip 70 output by extruder 10 passes through sink 20, and is connected with traction device 30;Sink 20 is provided with guide roller 43 component 40 and end distance adjusting component 50;

[0026] The guide roller 43 assembly 40 comprises a plurality of cross bars 41, end connecting rods 42 and guide rollers 43; the end connecting rods 42 are arranged at the front side and the rear side of the sink 20, the cross bars 41 are arranged between the two end connecting rods 42; the guide rollers 43 are detachably installed on the end connecting rods 42 or the cross bars 41; the end distance adjusting assembly 50 can change the position of the end connecting rod 42 in the sink 20; and the plastic strip 70 is wound around the guide rollers 43.

[0027] In the utility model, through the combination of the cross bar 41 and the guide roller 43, the plastic strip 70 can pass through a plurality of roller sets in sequence, a plurality of upper and lower winding paths are formed, the soaking path and time in the sink 20 are effectively prolonged, the cooling effect is effectively enhanced, the length of the sink 20 does not need to be increased, the site utilization rate is improved; and the end distance adjusting assembly 50 can change the position of the end connecting rod 42 in the sink 20, thereby changing the positions of the two end guide rollers 43, changing the winding path of the plastic strip 70 at the two ends, changing the winding formation, further changing the cooling time, thereby matching the surprise cooling of plastic strips 70 of various specifications; without changing the sink 20 or changing the position of the assembly line, the site utilization rate is effectively improved, the cooling effect is improved, the winding path can be adjusted, and the cooling of plastic strips 70 of various specifications can be matched.

[0028] In some embodiments, the end distance adjusting assembly 50 comprises a distance adjusting motor 51, a distance adjusting screw rod 52 and a sliding mounting block 53; the sliding mounting block 53 is threadedly mounted on the distance adjusting screw rod 52, the distance adjusting screw rod 52 is mounted on the distance adjusting motor 51; and the end connecting rod 42 is mounted on the sliding mounting block 53. By using the sliding mounting block 53 and the distance adjusting screw rod 52, the distance adjusting motor 51 can conveniently rotate and adjust the position of the sliding mounting block 53, thereby changing the position of the end connecting rod 42.

[0029] In other embodiments, the end distance adjusting assembly 50 comprises a rack and pinion transmission assembly. By using the rack and pinion mode, the movement adjustment of the pinion can also be realized, the end connecting rod 42 is mounted on the pinion, thereby changing the position of the end connecting rod 42.

[0030] In the embodiment, the guide roller 43 assembly 40 is provided with two groups; located at the opposite sides of the sink 20. The two guide roller assemblies further increase the arrangeable positions of the guide rollers 43, so that the plastic strip 70 can be better wound forward and backward, the soaking path and time in the sink 20 are effectively prolonged, and the cooling effect is effectively enhanced.

[0031] In the embodiment, the water tank 20 is connected with a cooling circulation mechanism 60; the water tank 20 is provided with a water inlet 21 and a water outlet 22; the cooling circulation mechanism 60 comprises a circulating water path 61, a circulating water pump 62 and a circulating water tank 63 which are communicated with the water inlet 21 and the water outlet 22. By arranging the cooling circulation mechanism 60, the cooling water in the water tank 20 can be circulated into the circulating water tank 63, and the cooling water is cooled, so that the cooling effect of the cooling water in the water tank 20 is maintained.

[0032] Specifically, the water tank is provided with an overflow hole 23, and the overflow hole 23 is connected with the circulating water tank 63 through an overflow pipe. In order to avoid the water in the water tank 20 overflowing and affecting the normal operation of the water line, when the water level of the water tank 20 reaches a certain height, the water is returned to the circulating water tank 63 from the overflow hole 23.

[0033] In the embodiment, in order to make the plastic strip 70 more smoothly even the traction device 30. The water tank 20 is provided with a traction guide wheel 31 near one side of the traction assembly.

[0034] Of course, the utility model is not limited to the above-mentioned embodiment, and those skilled in the art can make equivalent transformation or replacement without departing from the spirit of the utility model, and these equivalent transformations and replacements are all included in the range defined by the claims of the application.

Claims

1. A water cooling device for plastic extrusion production, comprising an extruder (10), a water tank (20) and a traction device (30) in sequence; the plastic strip (70) output by the extruder (10) passes through the water tank (20) and is connected to the traction device (30); characterized in that: The sink (20) is provided with a guide roller (43) assembly (40) and an end distance adjusting assembly (50); The guide roller (43) assembly (40) comprises several cross bars (41), end connecting rods (42) and guide rollers (43); the end connecting rods (42) are arranged on the front side and the rear side of the sink (20), and the cross bars (41) are arranged between the two end connecting rods (42); the guide rollers (43) are detachably mounted on the end connecting rods (42) or the cross bars (41); the end distance adjusting assembly (50) can change the position of the end connecting rod (42) in the sink (20); a plastic strip (70) is wound around the guide roller (43).

2. The water cooling device for plastic extrusion production according to claim 1, characterized in that: The end distance adjusting assembly (50) comprises a distance adjusting motor (51), a distance adjusting screw (52) and a sliding mounting block (53); the sliding mounting block (53) is threadedly mounted on the distance adjusting screw (52), and the distance adjusting screw (52) is mounted on the distance adjusting motor (51); the end connecting rod (42) is mounted on the sliding mounting block (53).

3. The water cooling device for plastic extrusion production according to claim 1, characterized in that: The end distance adjusting assembly (50) comprises a rack and pinion transmission assembly.

4. The water cooling device for plastic extrusion production according to claim 1, characterized in that: The guide roller (43) assembly (40) is provided with two groups; located on the opposite sides of the sink (20).

5. The water cooling device for plastic extrusion production according to claim 1, characterized in that: The sink (20) is connected with a cooling circulating mechanism (60); the sink (20) is provided with a water inlet (21) and a water outlet (22); the cooling circulating mechanism (60) comprises a circulating water path (61) in communication with the water inlet (21) and the water outlet (22), a circulating water pump (62) and a circulating water tank (63).

6. The water cooling device for plastic extrusion production according to claim 5, characterized in that: The water tank is provided with an overflow hole (23), and the overflow hole (23) is connected with the circulating water tank (63) through an overflow pipe.

7. The water cooling device for plastic extrusion production according to claim 1, characterized in that: The side of the sink (20) close to the traction assembly is provided with a traction guide wheel (31).

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