CN214923448U

CN214923448U - A chamfer frock for ceramic sensor core

Info

Publication number: CN214923448U
Application number: CN202120941594.1U
Authority: CN
Inventors: 陈志�; 陈江翠; 马浩然; 赵锋
Original assignee: Jiangsu Weizhe New Material Co ltd
Current assignee: Jiangsu Weizhe New Material Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-30
Anticipated expiration: 2031-05-06

Abstract

The utility model provides a chamfer frock for ceramic sensor core, it can fix ceramic sensor core through the frock to can use the plane mill to come to carry out the chamfer to ceramic core. The device comprises an upper plate and a lower plate which are oppositely arranged and mutually connected, wherein the upper plate and the lower plate are connected through a buckling and pressing mechanism, a placing groove for placing more than one tablet core is formed in the lower plate, when the tablet core is placed in the placing groove, one end of the tablet core to be chamfered extends out of the lower end of the lower plate, and the other end of the tablet core is positioned above the lower plate; the upper plate bottom has been seted up and has been held the chamber, holds the chamber and runs through to the upper plate bottom and corresponding with the other end position of tablet core, holds the intracavity and is equipped with movable briquetting, activity briquetting top and hold and be equipped with the spring between the intracavity wall.

Description

A chamfer frock for ceramic sensor core

Technical Field

The utility model relates to a piece formula ceramic sensor processing technology field specifically is a chamfer frock for ceramic sensor core.

Background

The chip oxygen sensor and the chip nitrogen-oxygen sensor prepared by adopting the multilayer ceramic co-firing technology need to be assembled in a tube shell to be made into a packaging part for use, but a large number of breakouts often exist on the edges of a chip core of the ceramic sensor, the chip core is easy to break at the breakouts due to stress in the assembling process, and in order to reduce the risk of breakage of the chip core in the assembling process, the method for eliminating the breakouts by chamfering sintered products is a method which can be adopted. The base member material of oxygen sensor or nitrogen oxygen sensor adopts zirconia ceramics, intensity and hardness are all very high, the emery wheel is adopted to common chamfer mode, go forward along ceramic core edge direction by manual operation, this causes colliding with of edge seriously to lead to the chamfer inhomogeneous, the chamfer quality is not good, and adopt the flat mill can effectively solve above-mentioned problem, need design a frock for this reason and fix ceramic sensor core to make ceramic sensor core can use the flat mill to carry out the chamfer.

SUMMERY OF THE UTILITY MODEL

A frock is designed to needs to make the ceramic sensor core can use the flat mill to carry out the problem of chamfer, the utility model provides a chamfer frock for ceramic sensor core, it can fix ceramic sensor core through the frock to can use the flat mill to carry out the chamfer to ceramic core.

The technical scheme is as follows: the utility model provides a chamfer frock for ceramic sensor core, its includes relative setting and interconnect's upper plate and hypoplastron, its characterized in that: the upper plate and the lower plate are connected through a buckling and pressing mechanism, a placing groove for placing more than one tablet core is formed in the lower plate, when the tablet core is placed in the placing groove, one end, to be chamfered, of the tablet core extends out of the lower end of the lower plate, and the other end of the tablet core is located above the lower plate; the tablet core accommodating device is characterized in that an accommodating cavity is formed in the bottom of the upper plate, the accommodating cavity penetrates through the bottom of the upper plate and corresponds to the other end of the tablet core, a movable pressing block is arranged in the accommodating cavity, and a spring is arranged between the upper part of the movable pressing block and the inner wall of the accommodating cavity.

It is further characterized in that:

the cross section of the accommodating cavity is T-shaped and comprises a transverse cavity and a longitudinal cavity, the longitudinal cavity extends to the bottom end of the upper plate, and the width of the transverse cavity is greater than that of the longitudinal cavity; the section of the movable pressing block is T-shaped and comprises a transverse part and a longitudinal part, the transverse part is positioned in the transverse cavity, the height of the transverse part is less than that of the transverse cavity, and the longitudinal part is positioned in the longitudinal cavity;

a wedge-shaped avoiding groove is formed in the position, corresponding to the other end of the tablet core, of the bottom of the movable pressing block, and the movable pressing block is pressed on two surfaces of the tablet core through the wedge-shaped avoiding groove;

the top of the movable pressing block is provided with a connecting screw hole, the top of the accommodating cavity is provided with a connecting hole, and a connecting screw penetrates through the connecting hole and the spring to be connected with the connecting screw hole;

the buckling and pressing mechanism comprises a guide post and a locking mechanism, corresponding guide holes are formed in the upper plate and the lower plate, and the guide post is positioned in the guide hole; the locking mechanism is used for clamping the upper plate and the lower plate.

After having adopted such structure, place the tablet core in the standing groove of hypoplastron earlier, and make the one end of treating the chamfer stretch out hypoplastron bottom, install the hypoplastron on the upper plate again, the upper plate is pressed at the other end of tablet core through movable briquetting this moment and can be accomplished the fixing of tablet core, the one end of stretching out the hypoplastron can carry out the chamfer through the flat mill, high durability and convenient use, and set up the spring between movable briquetting and upper plate to this condition of a plurality of tablet cores of clamping simultaneously, can solve the uneven condition of each station clamping atress that leads to because size error between the product.

Drawings

FIG. 1 is a schematic view of a portion of an upper plate and a portion of a lower plate clamped together;

FIG. 2 is a schematic view of the overall structure of the upper plate;

FIG. 3 is a schematic sectional view of the upper plate A-A;

FIG. 4 is a schematic view of the overall structure of the lower plate;

FIG. 5 is a schematic sectional view of the lower plate B-B;

FIG. 6 is a schematic view of a briquette.

Detailed Description

As shown in fig. 1, the chamfering tool for a ceramic sensor chip comprises an upper plate 1 and a lower plate 2 which are oppositely arranged and connected with each other, wherein the upper plate 1 is used for being connected with a driving mechanism (such as a lower pressing cylinder), the upper plate 1 and the lower plate 2 are connected through a buckling and pressing mechanism, as shown in fig. 4 and 5, a placing groove 21 for placing more than one chip core 3 is formed in the lower plate 2, when the chip core 3 is placed in the placing groove 21, one end of the chip core 3 to be chamfered extends out of the lower end of the lower plate 2, and the other end of the chip core 3 is positioned above the lower plate 2; referring to fig. 2 and 3, the bottom of the upper plate 1 is provided with a containing cavity 11, the containing cavity 11 penetrates through the bottom end of the upper plate 1 and corresponds to the other end of the tablet core 3, a movable pressing block 12 is arranged in the containing cavity 11, and a spring 13 is arranged between the upper part of the movable pressing block 12 and the inner wall of the containing cavity 11, as shown in fig. 6.

Specifically, with reference to fig. 1, 2 and 3, the cross section of the accommodating cavity 11 is T-shaped and includes a transverse cavity 111 and a longitudinal cavity 112, the longitudinal cavity 112 extends to the bottom end of the upper plate 1, and the width of the transverse cavity 111 is greater than that of the longitudinal cavity 112; referring to fig. 6, the section of the movable pressing block 12 is T-shaped and includes a transverse portion 121 and a longitudinal portion 122, the transverse portion 121 is located in the transverse cavity 111, the height of the transverse portion 121 is smaller than that of the transverse cavity 111, so that the position of the spring 13 can be reserved, the longitudinal portion 122 is located in the longitudinal cavity 112, and the movable pressing block 12 can move up and down in the accommodating cavity 11. By adopting the structure, the movable pressing block 12 can be prevented from falling out of the accommodating cavity 11. The top of the movable pressing block 12 is provided with a connecting screw hole 124, the top of the accommodating cavity 11 is provided with a connecting hole, the connecting screw 4 penetrates through the connecting hole, the spring 13 is connected with the connecting screw hole 124, and the spring 13 can be prevented from falling out by adopting the structure.

With reference to fig. 6, a wedge-shaped avoiding groove 123 is formed in the bottom of the movable pressing block 12 corresponding to the other end of the tablet core 3, the movable pressing block 12 is pressed on two surfaces of the tablet core 3 through the wedge-shaped avoiding groove 123, and the tablet core is prevented from being damaged by pressure due to the rounding of the avoiding groove.

The buckling and pressing mechanism comprises guide posts and a locking mechanism, the upper plate 1 and the lower plate 2 are provided with corresponding guide holes 5, and the guide posts are positioned in the guide holes 5 and used for guiding the upper plate and the lower plate during installation; the locking mechanism is used for clamping the upper plate 1 and the lower plate 2, can be a bolt for simultaneously connecting the upper plate and the lower plate, and can close the upper plate and the lower plate by screwing the bolt so as to compress the tablet core, and also can be other devices capable of clamping the upper plate and the lower plate.

When using, put into standing groove 21 with the one end that core 3 waited the chamfer, make this end stretch out hypoplastron 2 lower extremes as shown in figure 1, after placing, keep away the groove 123 with the wedge on core 3 other end and the upper plate 1 and correspond well, install the upper and lower plate together through lock hold-down mechanism, the upper and lower plate is in tight in-process of clamp, upper plate 1 is exerted pressure on activity briquetting 12 through spring 13 and then is exerted pressure to the core, the core spring flexible degree of not unidimensional at this moment is also corresponding different, thereby can satisfy the clamping of a plurality of cores, drive the frock through actuating mechanism after the clamping is accomplished and descend and utilize the edges and corners of a whole core that the plane mill exposes to the frock bottom to polish the chamfer, the chamfer is even.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a chamfer frock for ceramic sensor core, its includes relative setting and interconnect's upper plate and hypoplastron, its characterized in that: the upper plate and the lower plate are connected through a buckling and pressing mechanism, a placing groove for placing more than one tablet core is formed in the lower plate, when the tablet core is placed in the placing groove, one end, to be chamfered, of the tablet core extends out of the lower end of the lower plate, and the other end of the tablet core is located above the lower plate; the tablet core accommodating device is characterized in that an accommodating cavity is formed in the bottom of the upper plate, the accommodating cavity penetrates through the bottom of the upper plate and corresponds to the other end of the tablet core, a movable pressing block is arranged in the accommodating cavity, and a spring is arranged between the upper part of the movable pressing block and the inner wall of the accommodating cavity.

2. The chamfering tool for the ceramic sensor core according to claim 1, characterized in that: the cross section of the accommodating cavity is T-shaped and comprises a transverse cavity and a longitudinal cavity, the longitudinal cavity extends to the bottom end of the upper plate, and the width of the transverse cavity is greater than that of the longitudinal cavity; the cross section of the movable pressing block is T-shaped and comprises a transverse part and a longitudinal part, the transverse part is located in the transverse cavity, the height of the transverse part is smaller than that of the transverse cavity, and the longitudinal part is located in the longitudinal cavity.

3. The chamfering tool for the ceramic sensor core according to claim 2, characterized in that: the bottom of the movable pressing block is provided with a wedge-shaped avoiding groove corresponding to the other end of the tablet core, and the movable pressing block is pressed on two surfaces of the tablet core simultaneously through the wedge-shaped avoiding groove.

4. The chamfering tool for the ceramic sensor die core according to claim 2 or 3, wherein: the top of the movable pressing block is provided with a connecting screw hole, the top of the accommodating cavity is provided with a connecting hole, and the connecting screw penetrates through the connecting hole and the spring and is connected with the connecting screw hole.

5. The chamfering tool for the ceramic sensor die core according to claim 1 or 2, wherein: the buckling and pressing mechanism comprises a guide post and a locking mechanism, corresponding guide holes are formed in the upper plate and the lower plate, and the guide post is positioned in the guide hole; the locking mechanism is used for clamping the upper plate and the lower plate.