CN208068671U - Cooling device for plastic mold - Google Patents

Abstract

The utility model discloses a cooling device that plastic mould was used, including fixed baseplate, water inlet and locating piece, fixed baseplate's top is provided with the bed die, the inside of cooling tube is provided with the indent, the right side of water inlet is provided with the delivery port, the front end of water inlet is provided with the control valve, the left end top of bed die is provided with the telescopic link, the top of spacing groove is provided with the stopper, the top of locating piece is provided with the top layer clamp plate, the inside of top layer clamp plate is provided with the connecting rod, the upper end of connecting seat is fixed with brake valve lever. This cooling device that plastic mould was used compares with current ordinary plastic mould, reduces its inside structure as far as when guaranteeing its equipment functionality, and is more convenient when making whole device operation to the inside water-cooling heat sink that has increased of mould, make the cooling that the plastic finished product can be very fast stereotyped, effectively improved worker people's work efficiency.

Description

Cooling device for plastic mold

technical field

The utility model relates to the technical field of plastic product production, in particular to a cooling device for plastic moulds.

Background technique

Plastic mold, an abbreviation for a combined plastic mold used for compression molding, extrusion molding, injection molding, blow molding and low foaming molding. In recent years, with the rapid development of the plastics industry and the strength and precision of general and engineering plastics With the continuous improvement of other aspects, the application range of plastic products is also expanding. A well-designed plastic part can often replace multiple traditional metal parts. The trend of plasticization of industrial products and daily-use products continues to rise.

Most of the current plastic molds are relatively complex in structure, cumbersome to operate, not convenient and quick enough, and the cooling capacity of the whole device is poor, which cannot quickly cool and shape the plastic products, which seriously affects the work efficiency and cannot satisfy people's needs. According to the above situation, technical innovation is carried out on the basis of the existing plastic mold.

Utility model content

The purpose of this utility model is to provide a cooling device for plastic molds to solve the problem that the general plastic mold structure proposed in the above background technology is relatively complicated, the operation is cumbersome, not convenient and fast enough, and the cooling capacity of the whole device is relatively poor, so it cannot Faster cooling and shaping of the plastic finished product has seriously affected the work efficiency and cannot satisfy the needs of people.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cooling device for plastic molds, including a fixed base, a water inlet and a positioning block, a lower mold is arranged above the fixed base, and the inside of the lower mold A cooling pipe is provided, the interior of the cooling pipe is provided with a pressure groove, and the upper end of the pressure groove is provided with a chamfer, the right side of the water inlet is provided with a water outlet, and the water inlet is located at the front end of the lower mold, the The front end of the water inlet is provided with a control valve, a telescopic rod is provided above the left end of the lower mold, and a limit groove is provided on the right side of the telescopic rod, a limit block is arranged above the limit groove, and a limit block is arranged above the limit block. An upper mold is connected, a top laminate is arranged above the positioning block, and the positioning block is located inside the upper end of the upper mold, a connecting rod is arranged inside the top laminate, and a connecting seat is fixed on the upper end of the connecting rod. The upper end of the seat is fixed with a control handle.

Preferably, the upper end surface of the fixed base is fixedly connected to the lower mold, and the central axes of the fixed base, the lower mold and the top laminate coincide with each other.

Preferably, the cooling pipe evenly surrounds the pressure groove in a rectangular shape, and the distance from the edge of the pressure groove to the cooling pipe is equal in any direction.

Preferably, there are two control valves, and the control valves are respectively installed at the front ends of the water inlet and the water outlet, and the center of the water inlet and the water outlet are on the same horizontal line.

Preferably, there are two limiting grooves and limiting blocks, and each limiting groove and limiting block is a group, and the two groups are symmetrical about the center line of the lower mold, and the inside of the limiting groove The structural size matches the external structural size of the limit block.

Preferably, the lower end of the upper mold is connected to the upper surface of the lower mold through telescopic rods, and the upper end of the upper mold is connected to the top laminate by welding.

Compared with the prior art, the beneficial effect of the utility model is: the cooling device for the plastic mold, compared with the ordinary plastic mold, can reduce the internal structure as much as possible while ensuring the functionality of the equipment, so that The operation of the whole device is faster and more convenient, and a water-cooling cooling device is added to the inside of the mold, so that the plastic product can be cooled and shaped quickly, which effectively improves the work efficiency of the workers; the fixed base can improve the stability of the whole device during use The coincidence of the central axis between the fixed base and the top laminate can ensure that the upper mold will not be misaligned when it is pressed down; the cooling tube can effectively cool down the entire lower mold and the finished product inside the pressure groove, and speed up the plastic finished product. The speed of shaping can be improved to improve work efficiency; the cooperation between the water inlet and the water outlet can make the cooling liquid inside the cooling pipe form a flow cycle state and maintain a high cooling rate; through the cooperation between the limit groove and the limit block It can provide a positioning function for the upper mold when it is stamped and fitted with the lower mold to improve the accuracy of stamping; the welding connection between the upper end of the upper mold and the top laminate can effectively increase the pressure bearing capacity of the upper stamping structure.

Description of drawings

Fig. 1 is a schematic diagram of the main view structure of the utility model;

Fig. 2 is a schematic view of the structure of the utility model;

Fig. 3 is a schematic diagram of the structure of the utility model in a top view;

Fig. 4 is a schematic diagram of a side view full section structure of the lower mold of the present invention.

In the figure: 1. Fixed base, 2. Lower mold, 3. Cooling pipe, 4. Pressure groove, 5. Bevel chamfering, 6. Water inlet, 7. Water outlet, 8. Control valve, 9. Telescopic rod, 10, limit slot, 11, limit block, 12, upper mold, 13, positioning block, 14, top laminate, 15, connecting rod, 16, connecting seat, 17, control handle.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a cooling device for plastic molds, including a fixed base 1, a water inlet 6 and a positioning block 13, and a lower mold 2 is arranged above the fixed base 1 , and the inside of the lower mold 2 is provided with a cooling pipe 3, the upper end surface of the fixed base 1 and the lower mold 2 are fixedly connected, and the central axis between the fixed base 1, the lower mold 2 and the top laminate 14 coincides with each other , the fixed base 1 can improve the stability of the entire device during use, the central axis between the fixed base 1 and the top laminate 14 coincides with each other to ensure that the upper mold 12 will not be misaligned when it is pressed down, and the inside of the cooling pipe 3 A pressure groove 4 is provided, and the upper end of the pressure groove 4 is provided with a chamfer 5, the cooling pipe 3 surrounds the pressure groove 4 uniformly in a rectangle, and the distance from the edge of the pressure groove 4 to the cooling pipe 3 in any direction is equal , the cooling pipe 3 can effectively cool down the entire lower mold 2 and the finished product inside the pressure groove 4, speed up the shaping speed of the plastic product, and improve work efficiency. The right side of the water inlet 6 is provided with a water outlet 7, and The water port 6 is located at the front end of the lower mold 2, the front end of the water inlet 6 is provided with a control valve 8, and there are two control valves 8, and the control valves 8 are respectively installed at the front ends of the water inlet 6 and the water outlet 7, and the water inlet 6 The center of the circle and the center of the water outlet 7 are on the same horizontal line. The cooperation between the water inlet 6 and the water outlet 7 can make the cooling liquid inside the cooling pipe 3 form a flow cycle state and maintain a high cooling rate. Above the left end of the lower mold 2 Telescopic rod 9 is provided, and the right side of telescopic rod 9 is provided with limiting groove 10, and the top of limiting groove 10 is provided with limiting block 11, and the top of limiting block 11 is connected with upper mold 12, limiting groove 10 and limiting There are two positioning blocks 11, and each limiting groove 10 and the limiting block 11 form a group, and the two groups are symmetrical about the center line of the lower mold 2, and the internal structure size of the limiting groove 10 is the same as that of the limiting The external structure size of the block 11 matches, and the cooperation between the limit groove 10 and the limit block 11 can provide a positioning function for the upper mold 12 when it is stamped and fitted with the lower mold 2, so as to improve the accuracy of stamping. The positioning block 13 A top laminate 14 is arranged above, and the positioning block 13 is located inside the upper end of the upper mold 12. The lower end of the upper mold 12 is connected to the upper surface of the lower mold 2 through the telescopic rod 9, and the upper end of the upper mold 12 is connected to the top laminate 14. There is a welding connection between the upper end of the upper mold 12 and the top laminate 14, which can effectively increase the pressure bearing capacity of the upper stamping structure. The inside of the top laminate 14 is provided with a connecting rod 15, and the upper end of the connecting rod 15 is fixed with a Connecting seat 16, the upper end of connecting seat 16 is fixed with control handle 17.

Working principle: When using the cooling device for plastic molds, first of all, because the device is produced as a complete assembly, it can be used directly without disassembly and adjustment before use. When using the hydraulic cooling liquid device through the pipe and the water inlet The control valve 8 at the front end of 6 is connected to make the coolant flow into the cooling pipe 3, and the other end of the hydraulic coolant device is connected to the control valve 8 at the front end of the water outlet 7, so that the entire cooling system can maintain circulating cooling, greatly improving In order to improve the cooling effect, the material to be extruded is placed in the pressure groove 4 during use, and secondly, the top laminate 14 and the upper mold 12 can be displaced downward to realize extrusion through the control handle 17, wherein the limiting groove 10 and the limiting block The cooperation between 11 can provide a positioning function for the upper mold 12 when it is stamped and fitted with the lower mold 2, so as to improve the accuracy of stamping, which is the working principle of the cooling device for the plastic mold.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of cooling device of plastic mould, including fixed pedestal（1）, water inlet（6）And locating piece（13）, feature exists In：The fixed pedestal（1）Top be provided with lower mold（2）, and lower mold（2）Be internally provided with cooling tube（3）, described Cooling tube（3）Be internally provided with indent（4）, and indent（4）Upper end be provided with ramp down angle（5）, the water inlet（6）The right side Side is provided with water outlet（7）, and water inlet（6）Positioned at lower mold（2）Front end, the water inlet（6）Front end be provided with control Valve processed（8）, the lower mold（2）Left end above be provided with telescopic rod（9）, and telescopic rod（9）Right side be provided with limiting slot （10）, the limiting slot（10）Top be provided with limited block（11）, and limited block（11）Top be connected with upper mold（12）, The locating piece（13）Top be provided with top layer pressing plate（14）, and locating piece（13）Positioned at upper mold（12）Upper end inside, The top layer pressing plate（14）Be internally provided with connecting rod（15）, and connecting rod（15）Upper end be fixed with connecting seat（16）, institute State connecting seat（16）Upper end be fixed with control handle（17）.

2. a kind of cooling device of plastic mould according to claim 1, it is characterised in that：The fixed pedestal（1） Upper end face and lower mold（2）Between to be fixedly connected, and fixed pedestal（1）With lower mold（2）And top layer pressing plate（14） Between central axes overlap.

3. a kind of cooling device of plastic mould according to claim 1, it is characterised in that：The cooling tube（3）With Rectangular uniform is surrounded on indent（4）Surrounding, and indent on any direction（4）Edge Distance cooling tube（3）Distance it is homogeneous Deng.

4. a kind of cooling device of plastic mould according to claim 1, it is characterised in that：The control valve（8）If It is equipped with 2, and control valve（8）It is respectively arranged in water inlet（6）And water outlet（7）Front end, while water inlet（6）The center of circle with Water outlet（7）The center of circle in the same horizontal line.

5. a kind of cooling device of plastic mould according to claim 1, it is characterised in that：The limiting slot（10）With Limited block（11）It is both provided with 2, and each limiting slot（10）And limited block（11）About lower mold between being one group, two groups （2）Center line it is symmetrical, while limiting slot（10）Inner structure size and limited block（11）External structure size match.

6. a kind of cooling device of plastic mould according to claim 1, it is characterised in that：The upper mold（12）'s Lower end passes through telescopic rod（9）With lower mold（2）Upper end face be connected, and upper mold（12）Upper end and top layer pressing plate（14） Between to be welded to connect.