CN211464545U

CN211464545U - Die assembly guide structure for buffering and positioning

Info

Publication number: CN211464545U
Application number: CN201821797151.4U
Authority: CN
Inventors: 张万军
Original assignee: Sichuan Luxian Vocational School Of Architecture (sichuan Luxian Higher Secondary School Of Architecture)
Current assignee: Sichuan Luxian Vocational School Of Architecture (sichuan Luxian Higher Secondary School Of Architecture)
Priority date: 2018-11-02
Filing date: 2018-11-02
Publication date: 2020-09-11
Anticipated expiration: 2028-11-02

Abstract

The utility model discloses a die assembly guide structure of buffering location, include: the positioning device comprises an upper die and a lower die, wherein an upper guide structure and a lower guide structure are respectively arranged between the combination surfaces of the upper die and the lower die, the upper guide structure and the lower guide structure are in multi-stage buffer contact, can be continuously adjusted in time in the assembling process, the walls are free from direct rigid contact, the service life and the assembling precision are improved, the positioning columns are enabled to have self-adaptive functions through pushing of positioning blocks circumferentially arranged on the positioning columns, the upper die and the lower die are enabled to be positioned, and the upper die and the lower die are locked through a locking mechanism after being in positioning contact.

Description

Die assembly guide structure for buffering and positioning

Technical Field

The utility model relates to the field of machinary, especially, relate to a die assembly guide structure of buffering location.

Background

In the field of dies, a guide sleeve and a guide pillar are commonly used as a guide device of the die and used for ensuring that an upper die and a lower die are closed in an accurate position relation. Because the upper die and the lower die do relative motion continuously, a certain gap is required between the guide pillar and the guide sleeve to ensure barrier-free motion, the existing dies do linear or surface friction relative motion to the guide pillar and the guide sleeve, and the positioning is inaccurate and the error is large due to overlarge gap; the undersize clearance then can increase the friction, make the wearing and tearing of guide pillar guide pin bushing serious, reduced life, increased the cost input, the change of guide pillar guide pin bushing is very troublesome moreover. In view of the above, there is a need for a new guide device with less error, easy positioning, and durability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the above-mentioned problem that exists among the prior art, provide a mould assembly guide structure of buffering location, through the multistage buffering contact, can be in the continuous timely adjustment of assembling process, direct rigid contact is exempted from to the wall, has improved life and assembly precision.

The purpose of the utility model is realized through the following technical scheme:

a cushioned positioning die assembly guide structure comprising: go up mould and lower mould, go up the mould and have guide structure and lower guide structure between the faying face of lower mould respectively, it includes to go up guide structure: the upper seat, the upper seat bottom has reference column and transition support column, the transition support column bottom has upper seat buffering post, guide structure includes the lower seat of tube-shape down, lower seat bottom has lower buffering post, the middle seat has in the buffering post top down, the middle seat is L column structure, the horizontal part surface of L column structure is provided with the footstock through middle buffering structure, the footstock surface has plane moving structure, have articulated buffer gear in the vertical part of L column structure, articulated buffer gear one end is located the footstock bottom, the articulated buffer gear other end is located the upper seat buffering post below, the vertical part top of L column structure has end face moving structure, the upper seat filters support column and end face moving structure contact or separation in the process of reciprocating, lower seat circumference is equipped with a plurality of location connecting rods, location connecting rod middle part and lower seat are articulated, the positioning device is characterized in that a positioning block is arranged at the upper end of the positioning connecting rod, the lower end of the positioning connecting rod is located at the bottom of the middle seat, the positioning connecting rod is rotated relative to the lower seat in the up-and-down movement process of the middle seat, so that the positioning block is in contact with or separated from the positioning column, the upper seat is pushed to move horizontally to realize positioning when in contact, so that the upper die and the lower die are positioned, and the upper die and the lower die are locked through a locking mechanism after being.

For preference, the positioning link is curved.

Preferably, the lower buffer column is an air spring.

Preferably, the positioning column is of a circular truncated cone-shaped structure with a large upper part and a small lower part.

Preferably, the side surface of the middle seat is provided with a taper positioning surface.

The effect is preferred, articulated buffer gear is including supporting the horizontal pole, it articulates on the lower seat to support the horizontal pole, it is located the footstock bottom to support horizontal pole one end, it has the dwang to support the horizontal pole other end articulated, dwang and upper seat cushion column contact or separation.

Preferably, the support cross bar is located on the lower seat part and has a bent structure which is tilted upwards.

The effect is preferred, middle buffer structure is including setting up in the location section of thick bamboo on middle seat surface, wear to be equipped with the pillar in the location section of thick bamboo, the pillar sets up in the footstock bottom surface, the pillar overcoat is equipped with buffer spring.

Preferably, the planar moving structure is a rolling ball or an end face bearing.

Preferably, the upper seat buffer column is an air spring.

According to the technical scheme, the beneficial effects of the utility model are that:

1. the contact between the positioning column and the plane moving structure can not generate rigid impact by arranging the upper seat buffer column and the hinged buffer mechanism.

2. The overall impact is absorbed by the arrangement of the intermediate buffer structure.

3. The middle seat is automatically adaptive to the assembly position in the downward moving process by arranging the positioning connecting rod and the positioning block.

4. The self-adaptive resistance of the positioning column is minimized by arranging the plane moving structure and the end face moving structure.

Drawings

Fig. 1 is a schematic view of a die-assembling guide structure for buffering positioning according to the present invention;

fig. 2 is a partial schematic view of the die assembly guiding structure of the present invention.

Detailed Description

The invention will be further described with reference to the following specific embodiments and the accompanying drawings.

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

As shown in fig. 1-2, the utility model relates to a die assembly guide structure's of buffering location embodiment, a die assembly guide structure of buffering location includes: an upper die 101 and a lower die 102, wherein an upper guide structure 1 and a lower guide structure 2 are respectively arranged between the combining surfaces of the upper die 101 and the lower die 102, and the upper guide structure 1 comprises: the upper seat 11, reference column 12 and transition support column 13 have to the upper seat 11 bottom, transition support column 13 bottom has upper seat buffering post 14, guide structure 2 includes the lower seat 21 of tube-shape down, lower seat 21 bottom has lower buffering post 22, have middle seat 23 in the lower buffering post 22 top has, middle seat 23 is the L column structure, the horizontal part surface of L column structure is provided with footstock 25 through middle buffering structure 24, footstock 25 surface has plane moving structure 26, articulated buffer gear 27 has in the vertical part of L column structure, articulated buffer gear 27 one end is located the footstock 25 bottom, articulated buffer gear 27 other end is located upper seat buffering post 14 below, the vertical part top of L column structure has terminal surface moving structure 28, upper seat 11 filters support column 13 and terminal surface moving structure 28 contact or separation in the process of reciprocating, the lower seat 21 is circumferentially provided with a plurality of positioning connecting rods 29, the middle of each positioning connecting rod 29 is hinged to the lower seat 21, the upper end of each positioning connecting rod 29 is provided with a positioning block 291, the lower end of each positioning connecting rod 29 is located at the bottom of the middle seat 23, the positioning connecting rods 29 are rotated relative to the lower seat in the up-and-down movement process of the middle seat 23, so that the positioning blocks 291 are in contact with or separated from the positioning columns 12, the upper seat 11 is pushed to move horizontally to achieve positioning in the contact process, the upper die 101 and the lower die 102 are positioned and contacted and then locked through a locking mechanism, the positioning connecting rods 29 are bent, the lower buffer posts 22 are air springs, the positioning columns 12 are in round table structures with large upper parts and small lower parts, the side surfaces of the middle seat 23 are provided with taper positioning surfaces 231, the hinge buffer mechanism 27 comprises supporting cross rods, and the supporting cross rods, support horizontal pole one end and be located footstock 25 bottom, it has the dwang to support the horizontal pole other end to articulate, dwang and the 14 contacts of seat of honour buffering post or separation, it is the crooked column structure of perk that makes progress to be located 21 parts of lower seater, middle buffer structure 24 is including setting up in the location section of thick bamboo on middle seater surface, wear to be equipped with the pillar in the location section of thick bamboo, the pillar sets up in footstock 25 bottom surface, the pillar overcoat is equipped with buffer spring, plane moving structure 26 is rolling ball or end face bearing, seat of honour buffering post 14 is air spring, reference column 12 bottom surface is spherical structure, the elastic modulus of seat of honour buffering post 14 is less than the elastic modulus of lower buffer seat 22, and the hardness of seat of honour buffering post 14 is less than lower buffer seat 22 promptly.

When the positioning device is used, in the downward moving process of the upper seat 11, the upper seat buffer column 14 firstly has a certain elastic resistance with the hinge buffer mechanism 27, in the downward moving process, the positioning column 12 is stably contacted with the plane moving structure 26 and continuously moves downward after being contacted, at this time, the upper seat buffer column 14 penetrates through the end face moving structure 28, the bottom face of the transition supporting column 13 is contacted with the end face moving structure 28, then the middle seat 23 intermittently and integrally moves downward, the middle seat pushes the positioning connecting rod 29 to rotate, so that the positioning block is contacted with the positioning column and can push the whole plane to move, as the positioning block 291 is arranged in the circumferential direction of the positioning column 12, the positioning block 291 is finally positioned at the center surrounded by the positioning blocks 291, the positioning requirement is realized, at this time, the middle seat continuously moves downward, and the upper die 101 and the lower.

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 buffering location's mould assembly guide structure which characterized in that includes: go up mould and lower mould, go up the mould and have guide structure and lower guide structure between the faying face of lower mould respectively, it includes to go up guide structure: the upper seat, the upper seat bottom has reference column and transition support column, the transition support column bottom has upper seat buffering post, guide structure includes the lower seat of tube-shape down, lower seat bottom has lower buffering post, the middle seat has in the buffering post top down, the middle seat is L column structure, the horizontal part surface of L column structure is provided with the footstock through middle buffering structure, the footstock surface has plane moving structure, have articulated buffer gear in the vertical part of L column structure, articulated buffer gear one end is located the footstock bottom, the articulated buffer gear other end is located the upper seat buffering post below, the vertical part top of L column structure has end face moving structure, the upper seat filters support column and end face moving structure contact or separation in the process of reciprocating, lower seat circumference is equipped with a plurality of location connecting rods, location connecting rod middle part and lower seat are articulated, the positioning device is characterized in that a positioning block is arranged at the upper end of the positioning connecting rod, the lower end of the positioning connecting rod is located at the bottom of the middle seat, the positioning connecting rod is rotated relative to the lower seat in the up-and-down movement process of the middle seat, so that the positioning block is in contact with or separated from the positioning column, the upper seat is pushed to move horizontally to realize positioning when in contact, so that the upper die and the lower die are positioned, and the upper die and the lower die are locked through a locking mechanism after being.

2. A cushioned positioning die-set guide as set forth in claim 1, wherein: the positioning connecting rod is bent.

3. A cushioned positioning die-set guide as set forth in claim 1, wherein: the lower buffer column is an air spring.

4. A cushioned positioning die-set guide as set forth in claim 1, wherein: the positioning column is of a round table-shaped structure with a large upper part and a small lower part.

5. A cushioned positioning die-set guide as set forth in claim 1, wherein: the side surface of the middle seat is provided with a taper positioning surface.

6. A cushioned positioning die-set guide as set forth in claim 1, wherein: articulated buffer gear is including supporting the horizontal pole, it articulates on the lower seat to support the horizontal pole, it is located the footstock bottom to support horizontal pole one end, it has the dwang to support the horizontal pole other end articulated, dwang and upper seat buffering post contact or separation.

7. A cushioned positioning die-set guide as set forth in claim 6, wherein: the supporting cross rod is positioned on the lower seat part and is of a bent structure which is tilted upwards.

8. A cushioned positioning die-set guide as set forth in claim 1, wherein: the middle buffering structure comprises a positioning barrel arranged on the surface of the middle seat, a supporting column penetrates through the positioning barrel, the supporting column is arranged on the bottom surface of the top seat, and a buffering spring is sleeved outside the supporting column.

9. A cushioned positioning die-set guide as set forth in claim 1, wherein: the plane moving structure is a rolling ball or an end face bearing.

10. A cushioned positioning die-set guide as set forth in claim 1, wherein: the upper seat buffer column is an air spring.