CN212310600U

CN212310600U - Mould is used in production of high accuracy electric tool shell

Info

Publication number: CN212310600U
Application number: CN202020476529.1U
Authority: CN
Inventors: 陆元林
Original assignee: Suzhou Zhonghua Precision Machinery Co ltd
Current assignee: Suzhou Zhonghua Precision Machinery Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-01-08
Anticipated expiration: 2030-04-03

Abstract

The utility model is suitable for a mould technical field provides a mould is used in production of high accuracy electric tool shell, including the extrusion subassembly that is used for processing the shell and the radiator unit that is used for making the shell take shape fast, the extrusion subassembly includes the workstation, the upper surface of workstation is fixed with the slide bar, the upper surface of slide bar is fixed with the backup pad, one side of slide bar is provided with the cylinder, the below of cylinder is provided with the fixed plate, just the fixed plate with the output shaft fixed connection of cylinder, be fixed with a plurality of rectangle briquettings on the lower surface of fixed plate, the cover is equipped with the sliding sleeve on the lateral wall of slide bar; through setting up the slide bar the sliding sleeve with when the cylinder is opened, the output shaft of cylinder drives the fixed plate passes through the sliding sleeve is in move on the slide bar, until with the locating part contact to reduce the error of moulding-die in-process, improve the degree of accuracy of pressfitting.

Description

Mould is used in production of high accuracy electric tool shell

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a mould is used in production of high accuracy electric tool shell.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

The error of the shell is higher in the die pressing process at present, so that the rejection rate of the shell is improved; on the other hand, the processed shell cannot be quickly molded, so that the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mold for producing a high-precision electric tool shell, aiming at solving the problem that the prior shell has higher error in the die pressing process, so that the rejection rate of the shell is improved; on the other hand, the processed shell cannot be quickly molded, so that the working efficiency is reduced.

The utility model discloses a realize like this, a mould is used in production of high accuracy electric tool shell, including the extrusion subassembly that is used for processing the shell and the radiator unit that is used for making the shell take shape fast, the extrusion subassembly includes the workstation, the upper surface of workstation is fixed with the slide bar, the upper surface of slide bar is fixed with the backup pad, one side of slide bar is provided with the cylinder, and the cylinder with backup pad fixed connection, the below of cylinder is provided with the fixed plate, and the fixed plate with the output shaft fixed connection of cylinder, be fixed with a plurality of rectangle briquetting on the lower surface of fixed plate, and a plurality of rectangle briquetting evenly distributed on the lower surface of fixed plate;

the outer side wall of the sliding rod is sleeved with a sliding sleeve, the sliding sleeve is fixedly connected with the fixing plate, and the air cylinder is electrically connected with an external power supply.

Preferably, a connecting piece is fixed on the upper surface of the fixing plate, and the fixing plate is fixedly connected with the cylinder through the connecting piece.

Preferably, the connecting piece is shaped like an isosceles trapezoid.

Preferably, an object placing table is arranged below the rectangular pressing block, and the object placing table is fixedly connected with the workbench.

Preferably, a first limiting part is fixed on the upper surface of the object placing table, a second limiting part is arranged between the sliding rod and the first limiting part, and the second limiting part is fixedly connected with the object placing table.

Preferably, the first limiting part and the second limiting part are both L-shaped.

Preferably, the heat dissipation assembly comprises a disc-shaped pipe and a water inlet pipe, wherein the disc-shaped pipe is positioned inside the object placing table and is fixedly connected with the object placing table;

the water inlet pipe is positioned on one side of the first limiting part, which is far away from the second limiting part, penetrates through the upper surface of the object placing table and is fixedly communicated with the disc-shaped pipe;

one end of the disc-shaped pipe, which is far away from the end connected with the water inlet pipe, penetrates through one side of the object placing table.

Preferably, a heat conducting fin is fixed on the outer side wall of the disc-shaped pipe.

Preferably, both sides of the object placing table are provided with vent holes;

the disc-shaped pipe is far away from one end connected with the water inlet pipe, a ball valve is embedded in the end, connected with the water inlet pipe, of the disc-shaped pipe, and the ball valve is fixedly communicated with the disc-shaped pipe.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the sliding rod, the sliding sleeve and the limiting piece, when the air cylinder is started, the output shaft of the air cylinder drives the fixed plate to move on the sliding rod through the sliding sleeve until the fixed plate is contacted with the limiting piece, so that errors in a die pressing process are reduced, and the accuracy of pressing is improved;

through the arrangement of the heat dissipation assembly, after the shell is subjected to die pressing, a water source is poured into the disc-shaped pipe through the water inlet pipe, so that the high temperature on the object placing table is continuously absorbed by the water source in the disc-shaped pipe, meanwhile, the temperature of the object placing table is greatly reduced through the heat conducting fins and the air holes, the heat dissipation rate of the shell is further improved, the shell can be rapidly molded under the action of the device, and the service life of the rectangular pressing block can be prolonged.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the material placing table in the extrusion assembly of the present invention;

in the figure: 1-extrusion component, 11-workbench, 12-sliding rod, 13-supporting plate, 14-cylinder, 15-fixing plate, 16-rectangular pressing block, 17-sliding sleeve, 18-connecting piece, 19-object placing table, 191-first limiting piece, 192-second limiting piece, 193-vent hole, 2-heat dissipation component, 21-disc-shaped pipe, 22-water inlet pipe, 23-heat conducting fin and 24-ball valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-2, a mold for producing a high-precision electric tool shell comprises an extrusion assembly 1 for processing a shell and a heat dissipation assembly 2 for rapidly forming the shell, wherein the extrusion assembly 1 comprises a workbench 11, a slide bar 12 is fixed on the upper surface of the workbench 11, a support plate 13 is fixed on the upper surface of the slide bar 12, an air cylinder 14 is arranged on one side of the slide bar 12, the air cylinder 14 is fixedly connected with the support plate 13, a fixing plate 15 is arranged below the air cylinder 14, the fixing plate 15 is fixedly connected with an output shaft of the air cylinder 14, a plurality of rectangular press blocks 16 are fixed on the lower surface of the fixing plate 15, and the rectangular press blocks 16 are uniformly distributed on the lower surface of the fixing plate 15;

the outer side wall of the sliding rod 12 is sleeved with a sliding sleeve 17, the sliding sleeve 17 is fixedly connected with the fixing plate 15, and the air cylinder 14 is electrically connected with an external power supply.

In the embodiment, by arranging the sliding rod 12, wherein the sliding rod 12 is matched with the sliding sleeve 17, the fixed plate 15 slides on the sliding rod 12 through the sliding sleeve 17, so that the fixed plate 15 is prevented from deviating during descending or ascending, and errors in the die pressing process are reduced; by arranging the support plate 13, wherein the support plate 13 is perpendicular to the slide rod 12 and is L-shaped with the slide rod 12, the bearing of the support plate 13 is reduced under the action of the shape, and meanwhile, a certain attractive effect is also increased; by arranging the air cylinder 14, wherein the type of the air cylinder 14 is SC50, the fixing plate 15 is driven to move on the sliding rod 12 under the action of the air cylinder 14, and the rectangular pressing block 16 is further extruded on the shell; by arranging the fixing plate 15, the rectangular pressing block 16 is convenient to mount under the action of the fixing plate 15; the rectangular pressing blocks 16 are uniformly distributed on the lower surface of the fixing plate 15, so that the stress of the shell is more uniform, and the error in the die pressing process is reduced;

the sliding sleeve 17 is arranged, so that the fixed plate 15 is driven to move on the sliding rod 12 under the action of the sliding sleeve 17.

In this embodiment, the heated housing is placed on the object placing table 19, then the cylinder 14 is started, the output shaft of the cylinder 14 drives the fixing plate 15 to move on the slide rod 12 until the lower surface of the fixing plate 15 contacts with the upper surfaces of the two sets of limiting members, at this time, the rectangular pressing block 16 completes the pressing of the housing, then a water source is poured into the disc-shaped tube 21 through the water inlet tube 22, so that the high temperature on the object placing table 19 is continuously absorbed by the water source in the disc-shaped tube 21, and then the high temperature is evaporated, thereby reducing the temperature of the object placing table 19, further improving the heat dissipation rate of the housing, enabling the housing to be rapidly molded, when the temperature in the housing is low, the cylinder 14 is started again, so that the fixing plate 15 is reset, thereby under the effect of the device, not only can the error in the die pressing process be reduced, but also the housing can.

Further, a connecting member 18 is fixed on the upper surface of the fixing plate 15, and the fixing plate 15 is fixedly connected with the cylinder 14 through the connecting member 18.

In the present embodiment, the fixing plate 15 is connected to the output shaft of the cylinder 14 by the connecting member 18, which is provided with the connecting member 18.

Further, the connecting member 18 has an isosceles trapezoid shape.

In the present embodiment, the connecting member 18 is formed in an isosceles trapezoid shape, so that the center of gravity of the connecting member 18 is lowered by the shape, the stability of the connecting member 18 is improved, and the movement of the fixing plate 15 is further stabilized.

Further, an object placing table 19 is arranged below the rectangular pressing block 16, and the object placing table 19 is fixedly connected with the workbench 11.

In the present embodiment, the placing table 19 is provided, so that a placing environment is provided for the housing by the placing table 19.

Further, a first limiting member 191 is fixed on the upper surface of the object placing table 19, a second limiting member 192 is disposed between the sliding rod 12 and the first limiting member 191, and the second limiting member 192 is fixedly connected with the object placing table 19.

In this embodiment, by providing the first limiting member 191 and the second limiting member 192, the size of the housing is limited and the height of the fixing plate 15 descending is limited under the action of the two sets of limiting members, so that the error in the pressing process is reduced, the pressing accuracy is increased, and the pressing of the pressing block on the housing is prevented from being too deep, which results in the rejection of the housing.

Further, the first limiting member 191 and the second limiting member 192 are L-shaped.

In the present embodiment, the first limiting member 191 and the second limiting member 192 are both L-shaped, so that the limiting members can limit the movement of the fixing plate 15, and can also improve the strength of the limiting members without interfering with the pressing of the rectangular pressing block 16 on the housing.

Further, the heat dissipation assembly 2 comprises a disc-shaped pipe 21 and a water inlet pipe 22, wherein the disc-shaped pipe 21 is positioned inside the object placing table 19 and is fixedly connected with the object placing table 19;

the water inlet pipe 22 is positioned on one side of the first limiting part 191 far away from the second limiting part 192, and the water inlet pipe 22 penetrates through the upper surface of the object placing table 19 and is fixedly communicated with the disc-shaped pipe 21;

the end of the coiled pipe 21, which is far away from the end connected with the water inlet pipe 22, penetrates through one side of the object placing table 19.

In the embodiment, by arranging the disc-shaped pipe 21, the contact area with air is increased under the action of the disc-shaped pipe 21, and the occupied space is reduced; through setting up inlet tube 22, make and pour the water source for disc pipe 21 under inlet tube 22's effect, also can be connected outside water pipe one end and inlet tube 22 simultaneously, the other end is connected with tap to control tap's switch can control whether the disc pipe 21 intakes, make things convenient for operating personnel to use.

Further, a heat conduction sheet 23 is fixed to an outer side wall of the disc tube 21.

In the present embodiment, the heat-conducting sheet 23 is provided to increase the heat-dissipating rate of the disk tube 21 by the heat-conducting sheet 23, and further increase the heat-dissipating rate of the housing.

Furthermore, both sides of the object placing table 19 are provided with vent holes 193;

the end of the disc-shaped pipe 21 far away from the end connected with the water inlet pipe 22 is embedded with a ball valve 24, and the ball valve 24 is fixedly communicated with the disc-shaped pipe 21.

In the present embodiment, by providing the vent hole 193, the air flow in the table 11 is increased by the vent hole 193, and the heat dissipation rate of the table 11 is increased;

by arranging the ball valve 24, the water source in the disc-shaped pipe 21 is discharged under the action of the ball valve 24.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a mould is used in production of high accuracy electric tool shell, includes extrusion subassembly (1) that is used for processing the shell and is used for making quick fashioned radiator unit (2) of shell, its characterized in that: the extrusion assembly (1) comprises a workbench (11), a sliding rod (12) is fixed on the upper surface of the workbench (11), a supporting plate (13) is fixed on the upper surface of the sliding rod (12), an air cylinder (14) is arranged on one side of the sliding rod (12), the air cylinder (14) is fixedly connected with the supporting plate (13), a fixing plate (15) is arranged below the air cylinder (14), the fixing plate (15) is fixedly connected with an output shaft of the air cylinder (14), a plurality of rectangular pressing blocks (16) are fixed on the lower surface of the fixing plate (15), and the rectangular pressing blocks (16) are uniformly distributed on the lower surface of the fixing plate (15);

the outer side wall of the sliding rod (12) is sleeved with a sliding sleeve (17), the sliding sleeve (17) is fixedly connected with the fixing plate (15), and the air cylinder (14) is electrically connected with an external power supply.

2. The mold for producing a housing for a high precision electric tool according to claim 1, wherein: the upper surface of the fixed plate (15) is fixed with a connecting piece (18), and the fixed plate (15) is fixedly connected with the cylinder (14) through the connecting piece (18).

3. The mold for producing a housing for a high precision electric tool according to claim 2, wherein: the connecting piece (18) is in the shape of an isosceles trapezoid.

4. The mold for producing a housing for a high precision electric tool according to claim 1, wherein: an object placing table (19) is arranged below the rectangular pressing block (16), and the object placing table (19) is fixedly connected with the working table (11).

5. The mold for producing a housing for a high precision electric tool according to claim 4, wherein: a first limiting piece (191) is fixed on the upper surface of the object placing table (19), a second limiting piece (192) is arranged between the sliding rod (12) and the first limiting piece (191), and the second limiting piece (192) is fixedly connected with the object placing table (19).

6. The mold for producing a housing for a high precision electric tool according to claim 5, wherein: the first limiting piece (191) and the second limiting piece (192) are both L-shaped.

7. The mold for producing a housing for a high precision electric tool according to claim 6, wherein: the heat dissipation assembly (2) comprises a disc-shaped pipe (21) and a water inlet pipe (22), wherein the disc-shaped pipe (21) is positioned inside the object placing table (19) and is fixedly connected with the object placing table (19);

the water inlet pipe (22) is positioned on one side, away from the second limiting part (192), of the first limiting part (191), and the water inlet pipe (22) penetrates through the upper surface of the object placing table (19) and is fixedly communicated with the disc-shaped pipe (21);

one end of the disc-shaped pipe (21), which is far away from the end connected with the water inlet pipe (22), penetrates through one side of the object placing table (19).

8. The mold for producing a housing for a high precision electric tool according to claim 7, wherein: and a heat-conducting fin (23) is fixed on the outer side wall of the disc-shaped pipe (21).

9. The mold for producing a housing for a high precision electric tool according to claim 8, wherein: both sides of the object placing table (19) are provided with vent holes (193);

a ball valve (24) is embedded in one end, far away from the end connected with the water inlet pipe (22), of the disc-shaped pipe (21), and the ball valve (24) is fixedly communicated with the disc-shaped pipe (21).