CN211489221U

CN211489221U - Cutting die for electroencephalogram sensor chip

Info

Publication number: CN211489221U
Application number: CN201922497107.2U
Authority: CN
Inventors: 刘建; 杜京; 罗毅
Original assignee: Sichuan Kehong Medical Equipment Co Ltd
Current assignee: Sichuan Kehong Medical Equipment Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to an electroencephalogram sensor chip cutting die, which comprises a lower die fixing plate, a punching block fixing plate, a guide pillar fixing plate, a floating connecting plate and a base plate which are horizontally arranged from top to bottom in sequence, wherein the lower die fixing plate and the base plate are fixedly connected through a pair of vertical lower die connecting plates, and the lower die fixing plate is provided with a slit which horizontally penetrates through the lower die fixing plate, two side faces of the slit form a guide surface of the material belt, the lower die fixing plate is also provided with a blanking hole, a top pin hole and a guide sleeve mounting hole which vertically penetrate through the plate body, the blanking hole and the top pin hole are communicated with the slit, an upward thimble and an upright punch are fixed on the punch fixing plate, at least two upward parallel guide pillars are arranged on the guide pillar fixing plate, a driving cylinder/hydraulic cylinder is fixed on the lower end face of the base plate, and a driving shaft of the driving cylinder/hydraulic cylinder penetrates through a through hole in the base plate and is fixed with a lower extension end of the floating connector.

Description

Cutting die for electroencephalogram sensor chip

Technical Field

The utility model relates to a chip processing equipment, concretely relates to brain electrical sensor chip cuts out mould.

Background

In disposable electroencephalogram sensor's processing technology, need paste electroencephalogram sensor's chip on electroencephalogram sensor's inserted sheet, general chip is suppressed on the thin coil stock of the rectangular shape of rectangular shape, current processing mode takes artificial mode to tailor to the chip on the coil stock usually, adopt this kind of mode, because the chip is thinner and the volume is less, the manual work is when tailorring, inconvenient handheld, the slippage appears easily in the process of tailorring, when the manual work is cuted the chip through the hand, cut more when can causing the chip to cut, cut less and the chip produces and scrape flower and stained condition, just so wasted company's cost, the shearing position is unstable, lead to the rejection rate to rise, make product cost increase.

Disclosure of Invention

The utility model aims at prior art not enough, provide an electroencephalogram sensor chip cutting die, it can improve the uniformity of cutting out efficiency and chip guaranteeing that mar and stained condition can not appear in the chip, can show reduction intensity of labour and manufacturing cost.

The purpose of the utility model is realized like this: a cutting die for an EEG sensor chip comprises a lower die fixing plate, a punching block fixing plate, a guide pillar fixing plate, a floating connecting plate and a base plate which are sequentially horizontally arranged from top to bottom, wherein the lower die fixing plate and the base plate are fixedly connected through a pair of vertical lower die connecting plates, the punching block fixing plate, the guide pillar fixing plate and the floating connecting plate are positioned between the two lower die connecting plates and connected into an integral structure, the lower die fixing plate is provided with a slit which horizontally penetrates through the lower die fixing plate, the upper bottom surface of the slit forms a punching edge surface, two side surfaces of the slit form a guide surface of a material belt, the lower die fixing plate is also provided with a punching hole, a top pin hole and a guide sleeve mounting hole which vertically penetrate through a plate body, the punching hole and the top pin hole are communicated with the slit, a guide sleeve is matched in the guide sleeve mounting hole, an upward, the upper section of the thimble stretches into the thimble hole, the upper section of the vertical punch stretches into the blanking hole and penetrates through the slit, at least two upward parallel guide columns are arranged on the guide column fixing plate, the upper stretching ends of the parallel guide columns are in sliding fit with the guide sleeve, the floating connecting plate supports the guide column fixing plate and the guide columns, the floating connecting plate is fixedly connected to one side back to the guide columns, a driving cylinder/hydraulic cylinder is fixed to the lower end face of the base plate, and a driving shaft of the driving cylinder/hydraulic cylinder penetrates through a through hole in the base plate and is fixed to the lower stretching end of the floating connecting head.

A pair of transversely-arranged blanking holes is symmetrically formed in the central area of a lower die fixing plate, the lower die fixing plate is provided with four ejector pin holes which are symmetrical about the blanking holes, and two guide sleeve mounting holes which are symmetrical about the blanking holes are formed in the lower die fixing plate.

And an upward blind hole is formed in the top of the vertical punch.

The end parts of two sides of the lower bottom surface of the slit are provided with guide surfaces.

The lower bottom surface of the slit is provided with a groove penetrating through the lower die fixing plate, and the width of the groove is smaller than that of the vertical punch.

The head of the thimble is provided with a guide conical head.

The guide post is sleeved with a guide post spring, and two ends of the guide post spring respectively act on the bottom surface of the lower die fixing plate and the guide plate fixing plate.

The upper end surface of the vertical punch and the upper section of the blanking hole form a blanking limit hole,

the floating connecting plate is provided with a downward T-shaped groove, the extending direction of the T-shaped groove is consistent with the extending direction of the slit, the end of the floating connecting head is provided with a T-shaped joint, and the T-shaped joint is in sliding fit with the T-shaped groove.

By adopting the scheme, the device has the advantages that the lower die fixing plate is fixed on the rack, the punch block fixing plate, the guide pillar fixing plate and the floating connecting plate can move up and down relative to the lower die fixing plate, the lower die fixing plate and the base plate are fixedly connected through the pair of vertical lower die connecting plates, the material belt penetrates through the slit, the two side faces of the slit form the guide surfaces of the material belt to prevent the material belt from swinging left and right, the slit can prevent the material belt from swinging up and down, when in cutting, the ejector pins firstly penetrate through the positioning holes in the material belt to position the material belt in the length direction of the material belt, the vertical punch pins are matched with the blanking holes to accurately cut off chips on the material belt, the vertical punch pins can mechanically push the cut chips upwards into the blanking holes, the upper extending ends of the parallel guide pillars are in sliding fit with the guide sleeves to guide the, and a driving shaft of the driving cylinder/hydraulic cylinder penetrates through a through hole on the base plate and is fixed with the downward extending end of the floating connector, and the driving cylinder/hydraulic cylinder provides power for cutting and ejecting the vertical punch. Adopt the utility model discloses, lower mould fixed plate simple structure, and with thimble, the drift cooperation of standing vertically can accomplish the location to the chip on the material area and tailor, it can be guaranteeing that the chip can not appear the mar and improve the uniformity of tailorring efficiency and chip with stained condition, can show reduction intensity of labour and manufacturing cost.

The invention will be further explained with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a structure of the vertical punch and the blanking hole;

fig. 3 is a schematic structural view of a lower die fixing plate.

In the drawing, 100 is a lower die fixing plate, 110 is a slit, 111 is a blanking blade surface, 112 is a guide surface, 113 is a blanking hole, 114 is an ejector pin hole, 115 is a guide post spring, 116 is a groove, 117 is a guide sleeve, 200 is a punching block fixing plate, 210 is an ejector pin, 212 is a guide cone, 220 is an upright punch, 221 is a blind hole, 300 is a guide post fixing plate, 310 is a guide post, 400 is a floating connecting plate, 500 is a base plate, 600 is a lower die connecting plate, 700 is a floating connecting head, 710 is a T-shaped joint, 800 is a driving cylinder/hydraulic cylinder, and 900 is a blanking limit hole.

Detailed Description

Specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, an embodiment of an electroencephalogram sensor chip cutting die comprises a lower die fixing plate 100, a punching block fixing plate 200, a guide pillar fixing plate 300, a floating connecting plate 400 and a base plate 500 which are horizontally arranged from top to bottom in sequence, wherein the lower die fixing plate 100 and the base plate 500 are fixedly connected through a pair of vertical lower die connecting plates 600, the punching block fixing plate 200, the guide pillar fixing plate 300 and the floating connecting plate 400 are positioned between the two lower die connecting plates 600 and connected into an integral structure, the lower die fixing plate 100 is provided with a slit 110 which horizontally penetrates through the lower die fixing plate 100, the upper bottom surface of the slit 110 is provided with a punching edge surface 111, two side surfaces of the slit 110 are provided with guide surfaces 112 of a strip 10, and two side end parts of the lower bottom surface of the slit 110 are provided with guide surfaces 112 which can guide the strip 10 in the up-down direction; the lower bottom surface of the slit 110 may further be provided with a groove 116 penetrating through the lower mold fixing plate 100, the width of the groove 116 is smaller than that of the vertical punch, and the groove can reduce the movement resistance of the material tape 10 and facilitate chip removal.

The lower die fixing plate 100 is further provided with a blanking hole 113, an ejector pin hole 114 and a guide sleeve mounting hole which vertically penetrate through the plate body, the blanking hole 113 and the ejector pin hole 114 are communicated with the slit 110, the central area of the lower die fixing plate 100 is symmetrically provided with a pair of transversely arranged blanking holes 113, the lower die fixing plate 100 is provided with four ejector pin holes 114 which are symmetrical about the blanking holes 113, the lower die fixing plate 100 is provided with two guide sleeve mounting holes which are symmetrical about the blanking holes 113, when the arrangement is adopted, the whole structure is uniformly stressed to prevent unbalance loading, the guide sleeve mounting hole is matched with a guide sleeve 117, an upward ejector pin 210 and an upright punch 220 are fixed on the punching block fixing plate 200, the head end of the ejector pin 210 is higher than the head end of the upright punch 220, the head of the ejector pin 210 is provided with a guide conical head 212 which is convenient to penetrate through a positioning hole on the material belt 10 to correct the material belt 10, the upper section of the ejector pin 210 extends into the ejector, a blanking limiting hole 900 is formed by the upper end surface of the vertical punch 220 and the upper section of the blanking hole 113, and after the chip is cut, the chip is pushed into the blanking limiting hole and limited, so that the chip is convenient to adsorb; the top of the vertical punch can be provided with an upward blind hole 221, and the blind hole is arranged to facilitate later adsorption of the chip. At least two upward parallel guide pillars 310 are arranged on the guide pillar fixing plate 300, the upper extending ends of the parallel guide pillars 310 are in sliding fit with the guide sleeves 117, guide pillar springs 115 are sleeved on the guide pillars 310, two ends of each guide pillar spring 115 respectively act on the bottom surface of the lower die fixing plate and the guide plate fixing plate, and the guide pillar springs are arranged to enable punches and thimbles to reset after cutting is completed. The floating connection board 400 supports the guide post fixing board 300 and the guide post 310, a floating connector 700 is fixedly connected to a side of the floating connection board 400 facing away from the guide post 310, in this embodiment, the floating connection board 400 is provided with a downward T-shaped groove, the extending direction of the T-shaped groove is consistent with the extending direction of the slit 110, a T-shaped joint 710 is arranged at the end of the floating connector 700, and the T-shaped joint 710 is in sliding fit with the T-shaped groove. A driving cylinder 800 is fixed on the lower end surface of the base plate 500, and a driving shaft of the driving cylinder passes through the through hole on the base plate 500 and is fixed with the downward extending end of the floating connector 700.

By adopting the scheme, when the chip is cut, the lower die fixing plate 100 is fixed on a rack, the punch block fixing plate 200, the guide pillar fixing plate 300 and the floating connecting plate 400 can move up and down relative to the lower die fixing plate 100, the material belt 10 passes through the slit, the two side surfaces of the slit 110 form the guide surfaces 112 of the material belt 10 to prevent the material belt 10 from swinging left and right, the slit 110 can prevent the material belt 10 from swinging up and down, when the chip is cut, the ejector pins firstly penetrate through the positioning holes on the material belt 10 to firstly position the material belt 10 in the length direction of the material belt 10, the upright punch pins are matched with the blanking holes to precisely cut off the chips on the material belt 10, the upright punch pins mechanically push the cut chips upwards into the blanking holes, the upper extending ends of the parallel guide pillars 310 are in sliding fit with the guide sleeves 117 to guide the upright punch pins and the punch block fixing plate, the driving cylinder/hydraulic cylinder provides power for cutting and ejecting the vertical punch. Adopt the utility model discloses, lower mould fixed plate simple structure, and with thimble, the drift cooperation of standing vertically can accomplish the location of taking 10 upper chip in the material and tailor, it can be guaranteeing that the chip can not appear the mar and improve the uniformity of tailorring efficiency and chip with stained condition, can show reduction intensity of labour and manufacturing cost.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides an electroencephalogram sensor chip cutting die which characterized in that: including lower mould fixed plate (100) that from last horizontal setting in proper order down, ram fixed plate (200), guide pillar fixed plate (300), floating connecting plate (400), base plate (500), lower mould fixed plate (100) are connected fixedly through a pair of vertical lower mould connecting plate (600) with base plate (500), ram fixed plate (200), guide pillar fixed plate (300), floating connecting plate (400) are located between two lower mould connecting plates (600) and are connected into overall structure, lower mould fixed plate (100) set up horizontal slit (110) that runs through lower mould fixed plate (100), the last bottom surface of slit (110) forms blanking sword face (111), the both sides face of slit (110) forms spigot surface (112) of material area (10), still set up blanking hole (113) that link up the board body from top to bottom on lower mould fixed plate (100), top pinhole (114), the guide pin bushing mounting hole, blanking hole (113), The thimble holes (114) are communicated with the slit (110), a guide sleeve (117) is matched in the guide sleeve mounting hole, an upward thimble (210) and an upward punch (220) are fixed on the punch block fixing plate (200), the head end of the thimble (210) is higher than the head end of the upward punch (220), the upper section of the thimble (210) extends into the thimble hole (114), the upper section of the upward punch (220) extends into the blanking hole (113) and penetrates through the slit (110), at least two upward parallel guide pillars (310) are arranged on the guide pillar fixing plate (300), the upper extending ends of the parallel guide pillars (310) are in sliding fit with the guide sleeve (117), the guide pillar fixing plate (300) and the guide pillars (310) are supported by a floating connecting plate (400), a floating connecting head (700) is fixedly connected to one side back to the guide pillars (310) of the floating connecting plate (400), and a driving cylinder/hydraulic cylinder (800) is fixed on the lower end surface of the base, the driving shaft of the driving cylinder/hydraulic cylinder passes through the through hole on the base plate (500) and is fixed with the downward extending end of the floating connecting head (700).

2. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: a pair of transversely arranged blanking holes (113) is symmetrically arranged in the central area of a lower die fixing plate (100), four ejector pin holes (114) symmetrical about the blanking holes (113) are formed in the lower die fixing plate (100), and two guide sleeve mounting holes symmetrical about the blanking holes (113) are formed in the lower die fixing plate (100).

3. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: the top of the upright punch is provided with an upward blind hole (221).

4. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: guide surfaces (112) are arranged at the end parts of two sides of the lower bottom surface of the slit (110).

5. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: a groove (116) penetrating through the lower die fixing plate (100) is formed in the lower bottom surface of the slit (110), and the width of the groove (116) is smaller than that of the upright punch.

6. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: the head of the thimble (210) is provided with a guide conical head (212).

7. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: the guide post spring (115) is sleeved on the guide post (310), and two ends of the guide post spring (115) respectively act on the bottom surface of the lower die fixing plate and the guide plate fixing plate.

8. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: the upper end surface of the vertical punch (220) and the upper section of the blanking hole (113) form a blanking limit hole (900).

9. The electroencephalogram sensor chip cutting die according to claim 1, which is characterized in that: the floating connecting plate (400) is provided with a downward T-shaped groove, the extending direction of the T-shaped groove is consistent with the extending direction of the slit (110), the end of the floating connecting head (700) is provided with a T-shaped joint (710), and the T-shaped joint (710) is in sliding fit with the T-shaped groove.