CN201283591Y

CN201283591Y - Extruding machine with full-automatic cooling apparatus

Info

Publication number: CN201283591Y
Application number: CNU2008201591314U
Authority: CN
Inventors: 张红宇; 周君
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-08
Filing date: 2008-11-08
Publication date: 2009-08-05
Anticipated expiration: 2018-11-08

Abstract

The utility model provides an extrusion machine with a full-automatic cooling facility, wherein the extrusion machine is provided with an extrusion machine main frame, an extrusion machine cooling unit, a water inlet pipe, a water return pipe and a circulating water refrigerating unit, wherein the extrusion machine cooling unit comprises a mud squeezing cylinder water jacket, a mud squeezing cylinder, a mud squeezing cylinder spiral vane, a mud outlet cylinder water jacket, a mud outlet cylinder and a mud outlet cylinder spiral vane, wherein the mud squeezing cylinder water jacket is connected with the water inlet pipe, the mud outlet cylinder water jacket is connected with the water return pipe, a temperature detecting instrument is installed on the mud outlet cylinder water jacket, the circulating water refrigerating unit has an air-tight water tank, a refrigerating compressor is installed on a tank cover, and refrigerates circulating water through a snakelike pipe, a water pump connected on a tank body is connected with the water inlet pipe, and the tank body is connected with the water return pipe. The extrusion machine with a full-automatic cooling facility forcedly refrigerates the mud squeezing cylinder and the mud outlet cylinder, thereby the temperature of squeezed products keeps constant, cracking and deformation of products and the like caused by mud heating are eliminated, simultaneously cooling water is cycled, which avoids waste of water resource, and is environment-friendly and energy-saving.

Description

Extruder with full-automatic cooling device

Technical field

The utility model relates to a kind of extruder with full-automatic cooling device.

Background technology

At present, the preparation of the pug of known brick and tile moulding and household china, industrial porcelain is that the pug with certain moisture enters barrel from hopper, under the screw rod turning effort, be fed forward to feeding section by material tube inner wall and the effect of screw surface fricting shearing, be fed forward simultaneously at this bulk solids and be compacted; In the compression section, spiral groove depth shoals, or lead angle from large to small, further compacting; Homogenizing zone makes material compacting, even, and quantitative, level pressure is extruded the mud body, to the head aftershaping, obtains goods through typing.Form plastic behavior because pug contains certain moisture, add various mould at head mud mouth front end, but the various difform products of extrusion modling.Obtained using widely at the aspects such as pug preparation of brick and tile moulding and household china, industrial porcelain.But, because material tube inner wall and the effect of screw surface fricting shearing, the material temperature rise, the pug heating, when extruded product temperature and environment temperature formed the big temperature difference, product surface moisture evaporated rapidly, caused in the table moisture inhomogeneous easily, form internal stress, make product defectives such as cracking, distortion occur.

Summary of the invention

The technical problems to be solved in the utility model is, in order to overcome the pug heating problem of extrusion technology, the utility model provides a kind of extruder with full-automatic cooling device, this extruder is forced cooling by recirculated water to squeezing mud tube and sand pump, guarantee that the extruded product temperature remains on a steady temperature, defectives such as the product cracking that elimination causes because of the pug heating, distortion.

Solution of the present utility model is, a kind of extruder with full-automatic cooling device is provided, this extruder has the extruder main frame, is installed in the extruder cooling unit on the extruder main frame, the recirculated water refrigeration unit that is communicated with the circulation of extruder cooling unit water by water inlet pipe, return pipe.In the described extruder cooling unit, the crowded mud tube that squeezes mud tube water jacket is installed to link to each other with the main frame mud feeding drum, squeezing mud tube helical blade is fixed between crowded mud tube water jacket and the crowded mud tube, form spiral channel, the sand pump that is equipped with the sand pump water jacket links to each other with crowded mud tube right-hand member, the sand pump helical blade is fixed between sand pump water jacket and the sand pump, form spiral channel, squeezing between mud tube water jacket and the sand pump water jacket has water pipe to be connected, squeezing mud tube water jacket has crowded mud socket joint pipe to link to each other with water inlet pipe, the sand pump water jacket has the sand pump adapter to link to each other with return pipe, form the sealing and circulating water channel, there is temperature monitor to be installed on the sand pump water jacket, is used to detect coolant water temperature and controls the startup of recirculated water refrigeration unit and stop; In the recirculated water refrigeration unit, the case lid and the casing that are filled with insulation material form an airtight water tank, refrigeration compressor is installed on the case lid, the coiled pipe that connects by the compressor joint freezes to recirculated water, water pump is connected on the casing by bearing, its suction inlet communicates with casing, and water pump is taken over and linked to each other with water inlet pipe, and casing is taken over and linked to each other with return pipe.

The course of work of the present utility model is, refrigeration compressor and starting mode of pump, water in the airtight water tank that case lid and casing form after the refrigeration is entered by water pump adapter, water inlet pipe by water pump and squeezes mud tube water jacket and sand pump water jacket, in the sealing and circulating water channel, flow, carry out heat exchange with crowded mud tube, sand pump, take away the heat of pug heating,, form the cooling water circulation thus again by return pipe reflow tank refrigeration; Temperature monitor set water temperature upper and lower bound detects coolant water temperature and controls the startup of recirculated water refrigeration unit and stop.

The beneficial effects of the utility model are, the recirculated cooling water and crowded mud tube, the sand pump that are flowing in the sealed water jacket spiral channel carry out heat exchange, take away the heat of pug heating, to squeezing mud tube, sand pump pressure cooling, so form extruder and force cooling procedure automatically, make the extruded product temperature remain on a steady temperature thus, defectives such as the product cracking that elimination causes because of the pug heating, distortion, cooling water is recycling simultaneously, has avoided the waste of water resource, environmental protection, energy-conservation.

Description of drawings

Fig. 1 is the extruder structure schematic diagram of the full-automatic cooling device of the utility model band;

Fig. 2 is an extruder cooling unit structural representation in the extruder of the full-automatic cooling device of band shown in Figure 1;

Fig. 3 is a recirculated water refrigeration unit structural representation in the extruder of the full-automatic cooling device of band shown in Figure 1.

Among the figure: 1-extruder main frame, 2-water inlet pipe, 3-return pipe, 4-recirculated water refrigeration unit, 5-extruder cooling unit, 6-main frame mud feeding drum, 7-squeezes mud socket joint pipe, and 8-squeezes mud tube water jacket, and 9-squeezes mud tube helical blade, 10-squeezes mud tube, 11-water pipe, 12-temperature monitor, the 13-sand pump is taken over, 14-sand pump helical blade, 15-sand pump water jacket, the 16-screw, 17-sand pump, 18-screw, the 19-refrigeration compressor, 20-compressor joint, 21-case lid, the 22-coiled pipe, the 23-casing is taken over, 24-casing, 25-bearing, the 26-water pump, the 27-water pump is taken over.

The specific embodiment

The extruder of the full-automatic cooling device of band of present embodiment is shown in accompanying drawing 1-3: extruder main frame 1 is arranged, be installed in the extruder cooling unit 5 on the extruder main frame 1, the recirculated water refrigeration unit 4 that is communicated with the circulation of extruder cooling unit 5 water by water inlet pipe 2, return pipe 3.In the extruder cooling unit 5, squeezing mud tube 10 links to each other by screw 18 with main frame mud feeding drum 6, squeeze to be equipped with on the mud tube 10 and squeeze mud tube water jacket 8, squeezing mud tube helical blade 9 is fixed between crowded mud tube water jacket 8 and the crowded mud tube 10, form spiral channel, sand pump 17 links to each other by screw 16 with crowded mud tube 10 right-hand members, sand pump water jacket 15 is installed on the sand pump 17, sand pump helical blade 14 is fixed between sand pump water jacket 15 and the sand pump 17, form spiral channel, squeezing between mud tube water jacket 8 and the sand pump water jacket 15 has water pipe 11 to be connected, squeezing mud tube water jacket 8 has crowded mud socket joint pipe 7 to link to each other with water inlet pipe 2, and sand pump water jacket 15 has sand pump to take over 13 to link to each other formation sealing and circulating water channel with return pipe 3, there is temperature monitor 12 to be installed on the sand pump water jacket 15, is used to detect coolant water temperature and controls the startup of recirculated water refrigeration unit and stop; In the recirculated water refrigeration unit 4, the case lid 21 that is filled with insulation material forms an airtight water tank with casing 24, refrigeration compressor 19 is installed on the case lid, the 22 pairs of recirculated waters of coiled pipe that connect by compressor joint 20 freeze, water pump 26 is connected on the casing 24 by bearing 25, its suction inlet communicates with casing 24, and water pump is taken over 27 and linked to each other with water inlet pipe 2, and casing adapter 23 links to each other with return pipe 3.

The extruder of the full-automatic cooling device of the utility model band of Gou Chenging is good through the trial-production trial effect thus, the extruded product temperature remains on a steady temperature, eliminated because of defectives such as product cracking that pug heating causes, distortion, cooling water is recycling simultaneously, avoided the waste of water resource, environmental protection, energy-conservation.

Claims

1, a kind of extruder with full-automatic cooling device, extruder main frame (1) is arranged, it is characterized in that extruder cooling unit (5) is arranged on extruder main frame (1), the recirculated water refrigeration unit (4) that is communicated with the circulation of extruder cooling unit (5) water by water inlet pipe (2), return pipe (3) is arranged.

2, the extruder of the full-automatic cooling device of band according to claim 1, it is characterized in that, in the described extruder cooling unit (5), squeezing mud tube (10) links to each other by screw (18) with main frame mud feeding drum (6), squeeze to be equipped with on the mud tube (10) and squeeze mud tube water jacket (8), squeezing mud tube helical blade (9) is fixed between crowded mud tube water jacket (8) and the crowded mud tube (10), form spiral channel, sand pump (17) links to each other by screw (16) with crowded mud tube (10) right-hand member, sand pump water jacket (15) is installed on the sand pump (17), sand pump helical blade (14) is fixed between sand pump water jacket (15) and the sand pump (17), form spiral channel, squeezing between mud tube water jacket (8) and the sand pump water jacket (15) has water pipe (11) to be connected, squeezing mud tube water jacket (8) has crowded mud socket joint pipe (7) to link to each other with water inlet pipe (2), sand pump water jacket (15) has sand pump adapter (13) to link to each other with return pipe (3), form the sealing and circulating water channel, there is temperature monitor (12) to be installed on the sand pump water jacket (15), is used to detect coolant water temperature and controls the startup of recirculated water refrigeration unit and stop.

3, the extruder of the full-automatic cooling device of band according to claim 1, it is characterized in that, in the described recirculated water refrigeration unit (4), the case lid (21) that is filled with insulation material forms an airtight water tank with casing (24), refrigeration compressor (19) is installed on the case lid, the coiled pipe (22) that connects by compressor joint (20) freezes to recirculated water, water pump (26) is connected on the casing (24) by bearing (25), its suction inlet communicates with casing (24), water pump is taken over (27) and is linked to each other with water inlet pipe (2), and casing is taken over (23) and linked to each other with return pipe (3).