CN217595620U

CN217595620U - Bidirectional guide anti-punch-breakage structure

Info

Publication number: CN217595620U
Application number: CN202220991825.4U
Authority: CN
Inventors: 范广林; 郑利骏; 李志军; 蔡坤明; 蔡文尧
Original assignee: Suzhou Zhengsheng Technology Co ltd
Current assignee: Suzhou Zhengsheng Technology Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-18
Anticipated expiration: 2032-04-27

Abstract

The utility model discloses a two-way leading prevents drift fracture structure, just preventing disconnected structure including setting up two-way leading in the drift body outside, the drift body includes thick afterbody and thin head, two-way leading is just preventing disconnected structure includes the pipe, and the intraductal slip cap of pipe is equipped with first guide holder, and first guide holder movable sleeve is established on thick afterbody, the equal fixedly connected with connecting rod in four sides in the bottom of pipe, the same second guide holder of the bottom fixedly connected with of four connecting rods, and second guide holder movable sleeve is established on thin head, and the thread groove has been seted up to the bottom of first guide holder, fixedly connected with screw drive assembly between the both sides inner wall of pipe. The utility model discloses a cooperation of first guide hole and second guide hole is convenient for carry out two-way just of leading to the thick afterbody and the thin head of drift body, and is convenient for adjust two distances of leading between the position according to the drift body of different length, improves application scope, satisfies the user demand.

Description

Bidirectional guide positive punch fracture prevention structure

Technical Field

The utility model relates to a first fracture structure technical field of scour protection especially relates to a two-way positive scour protection fracture structure of leading.

Background

The problem that a tiny punch of a stamping die is easy to break mainly lies in that if the root of the punch is easy to escape from holes due to uneven stress during punching, the punch is easy to deflect and break, so that the punch is broken, and in order to avoid the phenomenon, the punching die is mostly guided in a sleeving and positioning mode.

Present two-way leading just prevents drift fracture structure, its two distance of leading between the positive position exist the shortcoming of being not convenient for adjust according to actual need, make can not be suitable for the drift of different length, two lead when positive position is nearer, lead the effect relatively poor to longer drift, two lead when the distance is big, then surpass drift length, can not be suitable for shorter drift, application scope is more limited, can not satisfy the user demand, to this phenomenon, therefore we have proposed two-way leading and have prevented drift fracture structure, be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a bidirectional guide anti-punch fracture structure.

In order to realize the purpose, the utility model adopts the following technical scheme:

two-way leading prevents drift fracture structure, including setting up the two-way leading in the drift body outside and preventing disconnected structure, the drift body includes thick afterbody and thin head, two-way leading prevents disconnected structure includes the pipe, the intraductal slip cover of pipe is equipped with first guide holder, first guide holder movable sleeve is established on thick afterbody, the equal fixedly connected with connecting rod in four sides of bottom of pipe, the same second guide holder of bottom fixedly connected with of four connecting rods, second guide holder movable sleeve is established on thin head, the thread groove has been seted up to the bottom of first guide holder, fixedly connected with screw drive subassembly between the both sides inner wall of pipe, screw drive subassembly thread sleeve is established in the thread groove, the last fixed cover of screw drive subassembly is equipped with first bevel gear, the left side meshing of first bevel gear has the rotation drive subassembly, the left end of rotation drive subassembly extends to outside the pipe and fixedly connected with rocking disc, the pipe rotates the cover and establishes on the rotation drive subassembly.

Preferably, the thread driving assembly comprises two first bearings fixedly connected between the inner walls of the two sides of the circular tube, the inner rings of the two first bearings are fixedly connected with the same external thread sleeve, the external thread sleeve is in threaded sleeve connection with the thread groove, and the first bevel gear is fixedly sleeved on the external thread sleeve.

Preferably, the rotary driving assembly comprises a second bevel gear meshed with the left side of the first bevel gear, the left side of the second bevel gear is fixedly connected with a rotating shaft, the left end of the rotating shaft extends out of the circular tube and is fixedly connected with the right side of the rocking disc, and the circular tube is rotatably sleeved on the rotating shaft.

Preferably, the top of the left side of the first guide seat is fixedly connected with an L-shaped fixed seat, and four bolt through holes are formed in the inner wall of the left side of the L-shaped fixed seat in a rectangular shape.

Preferably, the top of the first guide seat is provided with a first guide hole communicated with the thread groove, the inner wall of the first guide hole is movably contacted with the outer side of the thick tail part, and the top of the first guide hole is arranged to be of a horn mouth-shaped structure.

Preferably, the top of the second guide seat is provided with a second guide hole, and the top and the bottom of the second guide hole are both provided with a horn mouth-shaped structure.

Preferably, all seted up the spacing groove on the both sides inner wall of pipe, the equal fixedly connected with stopper in both sides of first guide holder, stopper and the spacing groove sliding connection who corresponds.

Preferably, the front side of the first guide seat is provided with scale marks, and the scale marks are matched with the round pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the first guide seat, the first guide hole, the second guide seat and the second guide hole are matched, so that two guide directions can be formed for the thick tail part and the thin head part of the punch body, the two-way guide effect is realized, and the phenomenon that the thin head part is inclined and broken is reduced;

through first guide seat, thread groove, external screw thread sleeve pipe, first bevel gear, second bevel gear, pivot, rocking disc, scale mark, first guide hole, second guide hole, spacing groove and stopper cooperation, can adjust the distance between two leading positive positions according to the drift body of different length.

The utility model discloses a cooperation of first guide hole and second guide hole is convenient for carry out two-way just of leading to the thick afterbody and the thin head of drift body, and is convenient for adjust two distances of leading between the position according to the drift body of different length, improves application scope, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a bi-directional guiding anti-impact head fracture structure provided by the present invention;

fig. 2 is a schematic sectional structure view of a bi-directional guiding anti-impact head fracture structure provided by the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100. a thick tail part; 101. a thin head; 1. a first guide seat; 2. a circular tube; 3. a connecting rod; 4. a second guide seat; 5. a thread groove; 6. an externally threaded sleeve; 7. a first bearing; 8. a first bevel gear; 9. a second bevel gear; 10. a rotating shaft; 11. shaking the plate; 12. scale lines; 13. an L-shaped fixed seat; 14. a first guide hole; 15. a second guide hole; 16. a limiting groove; 17. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a bi-directional guiding and anti-punch fracture structure comprises a bi-directional guiding and anti-fracture structure arranged on the outer side of a punch body, the punch body comprises a thick tail part 100 and a thin head part 101 integrally processed with the bottom of the thick tail part 100, the bi-directional guiding and anti-fracture structure comprises a round tube 2, a first guide seat 1 is slidably sleeved in the round tube 2, a scale mark 12 is arranged on the front side of the first guide seat 1, the scale mark 12 is matched with the round tube 2, an L-shaped fixed seat 13 is fixedly connected with the top of the left side of the first guide seat 1, four bolt through holes are arranged on the left inner wall of the L-shaped fixed seat 13 in a rectangular shape, wherein, a limit groove 16 is arranged on each of the inner walls of the two sides of the round tube 2, a limit block 17 is fixedly connected with each of the two sides of the first guide seat 1, the limit block 17 is slidably connected with the corresponding limit groove 16 to play a vertical guiding effect on the first guide seat 1, the first guide seat 1 is movably sleeved on the thick tail part 100, wherein the top of the first guide seat 1 is provided with a first guide hole 14 communicated with the thread groove 5, the inner wall of the first guide hole 14 is movably contacted with the outer side of the thick tail part 100, the top of the first guide hole 14 is provided with a horn mouth shaped structure to play a role of guiding the thick tail part 100 in a sleeving way, four sides of the bottom of the round tube 2 are fixedly connected with connecting rods 3, the bottom ends of the four connecting rods 3 are fixedly connected with a same second guide seat 4, the second guide seat 4 is movably sleeved on the thin head part 101, wherein the top of the second guide seat 4 is provided with a second guide hole 15, the top and the bottom of the second guide hole 15 are both provided with horn mouth shaped structures to play a role of guiding the thin head part 101 in a sleeving way, the bottom of the first guide seat 1 is provided with a thread groove 5, a thread driving component is fixedly connected between the inner walls at two sides of the round tube 2, and is sleeved in the thread groove 5, a first bevel gear 8 is fixedly sleeved on the thread driving assembly, wherein the thread driving assembly comprises two first bearings 7 fixedly connected between the inner walls of the two sides of the circular tube 2, the inner rings of the two first bearings 7 are fixedly connected with the same external thread sleeve 6, the external thread sleeve 6 is in thread sleeve arrangement in the thread groove 5, the effect of conveniently driving the first guide seat 1 to move up and down when the external thread sleeve 6 rotates is achieved by utilizing the thread connection relation between the external thread sleeve 6 and the thread groove 5, and the first bevel gear 8 is fixedly sleeved on the external thread sleeve 6;

the left side meshing of first bevel gear 8 has the rotation driving subassembly, the left end of rotation driving subassembly extends to 2 outer and fixedly connected with rocking disc 11 of pipe, 2 rotation covers of pipe are established on the rotation driving subassembly, wherein the rotation driving subassembly is including meshing at the left second bevel gear 9 of first bevel gear 8, the left side fixedly connected with pivot 10 of second bevel gear 9, the left end of pivot 10 extends to 2 outer and with the right side fixed connection of rocking disc 11 of pipe, pipe 2 rotates the cover and establishes on pivot 10, wherein seted up the circle perforation on the left side inner wall of pipe 2, the fixed cover is equipped with two second bearings in the circle perforation, the inner circle of second bearing and the fixed suit in the outside of pivot 10, pipe 2 rotates the cover through two second pivots and establishes on pivot 10, the utility model discloses through the cooperation of first guide hole 14 and second guide hole 15, be convenient for carry out two-way to the thick tail portion 100 and the thin head portion 101 of drift body and lead the distance between the position according to the drift body adjustment of different length, improve application scope, satisfy the user demand.

The working principle is as follows: when the punch is used, the first guide seat 1, the first guide hole 14, the second guide seat 4 and the second guide hole 15 are arranged to form two guide positions for the thick tail part 100 and the thin head part 101 of the punch body, the phenomenon that the thin head part 101 is obliquely broken can be effectively reduced by utilizing a bidirectional guide mode, when the distance between the two guide positions needs to be adjusted according to the punch bodies with different lengths, when the distance is reduced, the rocking disc 11 is rotated in the forward direction, the rocking disc 11 drives the rotating shaft 10 to rotate, the rotating shaft 10 drives the second bevel gear 9 to rotate, the second bevel gear 9 drives the first bevel gear 8 to rotate, the first bevel gear 8 drives the external thread sleeve 6 to rotate, the external thread sleeve 6 rotates in the thread groove 5 and drives the first guide seat 1 to move downwards, the first guide seat 1 drives the two limit blocks 17 to respectively slide in the corresponding limit grooves 16, and simultaneously the first guide seat 1 drives the scale mark 12 to move downwards, personnel pass through the position that scale

mark

12 and 2 tops of pipe align, can the accurate position that first guide holder 1 moved down of judging, the distance between first guide hole 14 and the second guide hole 15 diminishes this moment, the adjustment is suitable after, the rocking disc 11 of stall, this moment under the self screw thread locking power of external thread sleeve pipe 6 and thread groove 5, the realization is fixed to first guide holder 1 after the adjustment, when needs transferring greatly, the contra-rotation rocking disc 11, the direction of motion of the rocking disc 11 is rotated with forward to the same reason totally opposite, first guide holder 1 changes the backward movement into this moment, the distance between first guide hole 14 on first guide holder 1 and the second guide hole 15 on second guide holder 4 becomes this moment, realize the effect of transferring the large distance, make be convenient for adjust the distance between two guide positions according to the drift body of different length, application scope is improved.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Two-way leading prevents drift fracture structure, including setting up two-way leading in the drift body outside and preventing disconnected structure, the drift body includes thick afterbody (100) and thin head (101), a serial communication port, two-way leading is just preventing disconnected structure includes pipe (2), sliding sleeve is equipped with first guide holder (1) in pipe (2), first guide holder (1) movable sleeve is established on thick afterbody (100), equal fixedly connected with connecting rod (3) in four sides of bottom of pipe (2), the same second guide holder (4) of the bottom fixedly connected with of four connecting rods (3), second guide holder (4) movable sleeve is established on thin head (101), thread groove (5) have been seted up to the bottom of first guide holder (1), fixedly connected with screw drive subassembly between the both sides inner wall of pipe (2), screw drive subassembly thread sleeve is established in thread groove (5), fixed cover is equipped with first bevel gear (8) on the screw drive subassembly, the left side meshing of first bevel gear (8) has the rotation drive subassembly, the left end of rotation drive subassembly extends to outside pipe (2) and fixedly connected with the dish (11), the rotation drive subassembly is established on the pipe (2).

2. The structure of claim 1, wherein the thread driving assembly comprises two first bearings (7) fixedly connected between the inner walls of the two sides of the circular tube (2), the inner rings of the two first bearings (7) are fixedly connected with the same external thread bushing (6), the external thread bushing (6) is sleeved in the thread groove (5) in a threaded manner, and the first bevel gear (8) is fixedly sleeved on the external thread bushing (6).

3. The structure of claim 1, wherein the rotary driving assembly comprises a second bevel gear (9) engaged with the left side of the first bevel gear (8), the left side of the second bevel gear (9) is fixedly connected with a rotating shaft (10), the left end of the rotating shaft (10) extends out of the circular tube (2) and is fixedly connected with the right side of the rocking disc (11), and the circular tube (2) is rotatably sleeved on the rotating shaft (10).

4. The structure of claim 1, wherein the top of the left side of the first guide seat (1) is fixedly connected with an L-shaped fixed seat (13), and four bolt through holes are formed in the inner wall of the left side of the L-shaped fixed seat (13) in a rectangular shape.

5. The structure of claim 1, wherein the top of the first guide seat (1) is provided with a first guide hole (14) communicated with the thread groove (5), the inner wall of the first guide hole (14) is movably contacted with the outer side of the thick tail part (100), and the top of the first guide hole (14) is provided with a horn mouth-shaped structure.

6. The structure of claim 1, wherein the second guide seat (4) is provided with a second guide hole (15) at the top, and the top and the bottom of the second guide hole (15) are both arranged in a bell-mouth-shaped structure.

7. The structure of claim 1, wherein the inner walls of the two sides of the circular tube (2) are respectively provided with a limiting groove (16), the two sides of the first guide seat (1) are respectively and fixedly connected with a limiting block (17), and the limiting blocks (17) are slidably connected with the corresponding limiting grooves (16).

8. The structure of claim 1, wherein the front side of the first guide seat (1) is provided with scale marks (12), and the scale marks (12) are matched with the round tube (2).