CN216760113U

CN216760113U - Special-shaped heat-conducting silicon rubber sheet blanking mechanism

Info

Publication number: CN216760113U
Application number: CN202123166421.6U
Authority: CN
Inventors: 赵秀华; 吴小燕; 仇进华
Original assignee: Wuxi Yada Technology Co ltd
Current assignee: Wuxi Yada Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-17
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a special-shaped heat-conducting silica gel sheet blanking mechanism which comprises a supporting seat, wherein supporting legs are fixedly connected to four corners of the lower surface of the supporting seat, a positioning frame is fixedly connected to the upper surface of the supporting seat, a hydraulic cylinder is fixedly connected to the upper surface of the positioning frame, a movable plate is slidably connected to the inner wall of the positioning frame, two positioning bolts are in threaded connection with the upper surface of the movable plate, an upper die is fixedly connected to the lower surface of the movable plate through the positioning bolts, a through hole is formed in the upper surface of the supporting seat, and a transverse plate is fixedly connected to the inner wall of the through hole. This dysmorphism heat conduction silica gel piece blanking mechanism, the last mould can separate with the fly leaf through two positioning bolt, rotates two lead screws, can drive the locating piece through two driving plates and connecting plate and break away from the constant head tank of bed die both sides, and then is convenient for take out the bed die from the through-hole, has improved this blanking mechanism to the dismouting efficiency of mould, and then can improve the blanking efficiency to special-shaped heat conduction silica gel piece.

Description

Special-shaped heat-conducting silicon rubber sheet blanking mechanism

Technical Field

The utility model relates to the technical field of part processing, in particular to a special-shaped heat-conducting silicon sheet blanking mechanism.

Background

The heat-conducting silica gel sheet is a heat-conducting medium material synthesized by taking silica gel as a base material and adding various auxiliary materials such as metal oxides and the like through a special process, has the functions of insulation, shock absorption, sealing, heat transfer efficiency improvement and the like, is a heat-conducting filling material with wide application, and is mainly applied to the fields of electronic appliances, automobile machinery, computer hosts and the like.

The existing heat-conducting silica gel sheet needs to be blanked into different shapes according to actual requirements before being put into different fields for use, and a blanking mechanism needs to replace a die when blanking heat-conducting silica gel sheets in different shapes, however, a die fixing structure on the existing blanking mechanism is complex, the assembly and disassembly are complex, the processing efficiency is reduced, and the die is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special-shaped heat-conducting silicon sheet blanking mechanism to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a special-shaped heat-conducting silicon wafer blanking mechanism comprises a supporting seat, supporting legs are fixedly connected to four corners of the lower surface of the supporting seat, a positioning frame is fixedly connected to the upper surface of the supporting seat, a hydraulic cylinder is fixedly connected to the upper surface of the positioning frame, a movable plate is slidably connected to the inner wall of the positioning frame, two positioning bolts are in threaded connection with the upper surface of the movable plate, an upper die is fixedly connected to the lower surface of the movable plate through the positioning bolts, a through hole is formed in the upper surface of the supporting seat, a transverse plate is fixedly connected to the inner wall of the through hole, a lower die is lapped on the upper surface of the transverse plate, positioning grooves are formed in the left side and the right side of the lower die, two supporting blocks are fixedly connected to the upper surface of the supporting seat, two fixing cavities are formed in the supporting seat, a transmission plate is slidably connected to the inner wall of each fixing cavity, two connecting plates are fixedly connected to opposite faces of the two transmission plates, and a positioning block is fixedly connected to one side, far away from the transmission plates, of each connecting plate, the left side and the right side of the supporting seat are both rotatably connected with screw rods.

Preferably, the two screw rods respectively extend into the two fixed cavities and are rotatably connected with the inner walls of the two fixed cavities.

Preferably, the two positioning blocks extend into the through hole and are matched with the two positioning grooves.

Preferably, the lower surface of the movable plate is fixedly connected with two cylinders, and the inner walls of the two cylinders are fixedly connected with springs.

Preferably, the inner wall of the cylinder is connected with ejector rods in a sliding manner, the top ends of the ejector rods are fixedly connected with the bottom ends of the springs, the bottom ends of the two ejector rods are respectively and fixedly connected with a pressing plate, and the opposite surfaces of the two pressing plates are fixedly connected with a positioning frame.

Preferably, the upper surface of the lower die is provided with an extrusion groove matched with the positioning frame.

Advantageous effects

The utility model provides a special-shaped heat-conducting silicon sheet blanking mechanism which has the following beneficial effects:

1. this dysmorphism heat conduction silica gel piece blanking mechanism, the last mould can separate with the fly leaf through two positioning bolt, rotates two lead screws, can drive the locating piece through two driving plates and connecting plate and break away from the constant head tank of bed die both sides, and then is convenient for take out the bed die from the through-hole, has improved this blanking mechanism to the dismouting efficiency of mould, and then can improve the blanking efficiency to special-shaped heat conduction silica gel piece.

2. This dysmorphism heat conduction silica gel piece blanking mechanism, the pneumatic cylinder drives the mould decline through the fly leaf when, through drum, ejector pin and locating frame lapse to the heat conduction silica gel piece that will place on the bed die extrudees, when locating frame and silica gel piece contact, the locating frame passes through clamp plate and ejector pin extrusion spring, makes and goes up the mould and continue the lapse, and then can improve the stability of silica gel piece in blanking process, the problem of skew can not appear, the blanking quality of silica gel piece has been improved.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic perspective view of the driving plate of the present invention.

In the figure: the device comprises a supporting seat 1, a positioning frame 2, a hydraulic cylinder 3, a movable plate 4, an upper die 5, a lower die 6, a supporting block 7, a transmission plate 8, a connecting plate 9, a positioning block 10, a screw rod 11, a cylinder 12, a spring 13, an ejector rod 14, a pressing plate 15 and a positioning frame 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a dysmorphism heat conduction silica gel piece blanking mechanism, includes supporting seat 1, the equal fixedly connected with supporting leg in the lower surface four corners department of supporting seat 1, the last fixed surface of supporting seat 1 is connected with locating rack 2, the last fixed surface of locating rack 2 is connected with pneumatic cylinder 3, the inner wall sliding connection of locating rack 2 has fly leaf 4, the upper surface threaded connection of fly leaf 4 has two positioning bolt, the lower surface of fly leaf 4 passes through positioning bolt fixedly connected with and goes up mould 5.

The through-hole has been seted up to supporting seat 1's upper surface, the inner wall fixedly connected with diaphragm of through-hole, the upper surface overlap joint of diaphragm has bed die 6, the constant head tank has all been seted up to the left and right sides of bed die 6, two supporting shoes 7 of the last fixed surface of supporting seat 1, two fixed chambeies have been seted up to the inside of supporting seat 1, the inner wall sliding connection in fixed chamber has driving plate 8, two connecting plates 9 of the equal fixedly connected with of opposite face of two driving plates 8, one side fixedly connected with locating piece 10 of driving plate 8 is kept away from to connecting plate 9, two locating pieces 10 all extend to the inside of through-hole, and with two constant head tank looks adaptations, the left and right sides of supporting seat 1 all rotates and is connected with lead screw 11, two lead screws 11 extend to the inside in two fixed chambeies respectively, and rotate with the inner wall in two fixed chambeies and be connected.

Go up mould 5 and can separate with fly leaf 4 through two positioning bolt, rotate two lead screws 11, can drive the constant head tank that locating piece 10 breaks away from 6 both sides of bed die through two driving plates 8 and connecting plate 9, and then be convenient for take out bed die 6 from the through-hole, improved the dismouting efficiency of this blanking mechanism to the mould, and then can improve the blanking efficiency to special-shaped heat conduction silica gel piece.

Two drums 12 are fixedly connected to the lower surface of the movable plate 4, springs 13 are fixedly connected to the inner walls of the two drums 12, ejector rods 14 are slidably connected to the inner walls of the drums 12, the top ends of the ejector rods 14 are fixedly connected with the bottom ends of the springs 13, pressing plates 15 are fixedly connected to the bottom ends of the two ejector rods 14 respectively, positioning frames 16 are fixedly connected to opposite surfaces of the two pressing plates 15, and extrusion grooves matched with the positioning frames 16 are formed in the upper surface of the lower die 6.

The pneumatic cylinder 3 drives the upper die 5 to descend through the movable plate 4, and meanwhile, the upper die 5 moves downwards through the cylinder 12, the ejector rod 14 and the positioning frame 16, the heat-conducting silica gel sheet placed on the lower die 6 is extruded, when the positioning frame 16 is in contact with the silica gel sheet, the positioning frame 16 extrudes the spring 13 through the pressing plate 15 and the ejector rod 14, the upper die 5 continues to move downwards, the stability of the silica gel sheet in the blanking process can be improved, the problem of deviation cannot occur, and the blanking quality of the silica gel sheet is improved.

The working principle is as follows: when the blanking mechanism is used, firstly, different dies are replaced according to heat-conducting silica gel sheets with different shapes, firstly, two positioning bolts are rotated to separate an upper die 5 from a movable plate 4, two screw rods 11 are rotated to move two transmission plates 8 towards opposite sides, and then a positioning block 10 is driven by a connecting plate 9 to be separated from positioning grooves on two sides of a lower die 6, so that the lower die 6 is conveniently taken out from a through hole, the disassembly and assembly efficiency of the dies is improved, and further the blanking efficiency of the special-shaped heat-conducting silica gel sheets is improved, in the blanking process, the movable plate 4 firstly extrudes the silica gel sheets placed on a supporting block 7 and the lower die 6 through a cylinder 12, an ejector rod 14, a pressing plate 15 and a positioning frame 16 to tightly press the silica gel sheets, and upwards extrudes a spring 13 through the pressing plate 15 and the ejector rod 14 to ensure that the upper die 5 and the lower die 6 are matched to blank the silica gel sheets, so that the stability of the silica gel sheets in the blanking process is improved, and then improved the blanking quality of silica gel piece, it is more convenient during the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dysmorphism heat conduction silica gel piece blanking mechanism, includes supporting seat (1), the equal fixedly connected with supporting leg in lower surface four corners department of supporting seat (1), its characterized in that: the upper surface of the supporting seat (1) is fixedly connected with a positioning frame (2), the upper surface of the positioning frame (2) is fixedly connected with a hydraulic cylinder (3), the inner wall of the positioning frame (2) is slidably connected with a movable plate (4), the upper surface of the movable plate (4) is in threaded connection with two positioning bolts, the lower surface of the movable plate (4) is fixedly connected with an upper die (5) through the positioning bolts, the upper surface of the supporting seat (1) is provided with a through hole, the inner wall of the through hole is fixedly connected with a transverse plate, the upper surface of the transverse plate is lapped with a lower die (6), the left side and the right side of the lower die (6) are both provided with positioning grooves, the upper surface of the supporting seat (1) is fixedly connected with two supporting blocks (7), the inside of the supporting seat (1) is provided with two fixed cavities, the inner walls of the fixed cavities are slidably connected with driving plates (8), and the opposite surfaces of the two driving plates (8) are both fixedly connected with two connecting plates (9), one side of the connecting plate (9) far away from the transmission plate (8) is fixedly connected with a positioning block (10), and the left side and the right side of the supporting seat (1) are both rotatably connected with a screw rod (11).

2. The special-shaped heat-conducting silicone sheet blanking mechanism of claim 1, wherein: the two screw rods (11) respectively extend to the inner parts of the two fixed cavities and are rotatably connected with the inner walls of the two fixed cavities.

3. The special-shaped heat-conducting silicone sheet blanking mechanism of claim 1, wherein: the two positioning blocks (10) extend to the inner part of the through hole and are matched with the two positioning grooves.

4. The special-shaped heat-conducting silica gel sheet blanking mechanism of claim 1, characterized in that: the lower surface of the movable plate (4) is fixedly connected with two cylinders (12), and the inner walls of the two cylinders (12) are fixedly connected with springs (13).

5. The special-shaped heat-conducting silica gel sheet blanking mechanism of claim 4, wherein: the inner wall of the cylinder (12) is connected with ejector rods (14) in a sliding mode, the top ends of the ejector rods (14) are fixedly connected with the bottom ends of the springs (13), the bottom ends of the two ejector rods (14) are fixedly connected with pressing plates (15) respectively, and the opposite surfaces of the two pressing plates (15) are fixedly connected with positioning frames (16).

6. The special-shaped heat-conducting silicone sheet blanking mechanism of claim 1, wherein: and the upper surface of the lower die (6) is provided with an extrusion groove matched with the positioning frame (16).