CN219292565U

CN219292565U - EGR cooler pipe core flaring clamping die with limiting function

Info

Publication number: CN219292565U
Application number: CN202320383343.5U
Authority: CN
Inventors: 高伟; 张洋; 苏海; 王俊; 韩建伟; 张茜
Original assignee: Weinan Meiyite Engine Emission Reduction Technology Co ltd
Current assignee: Weinan Meiyite Engine Emission Reduction Technology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-04
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses an EGR cooler pipe core flaring clamping die with a limiting function, which comprises a base, wherein one side of the inside of the base is provided with a second thread bush, and the top end of the second thread bush is fixedly connected with a first supporting plate. This EGR cooler tube core flaring clamp with limit function is through being provided with the fixed slot, start hydraulic cylinder, hydraulic cylinder drives the limiting plate and removes and make limiting plate carry out spacing fixedly to the tube core, thereby can prevent that the tube core can deviate when processing to the tube core, unscrew the inside of messenger's mounting panel from the fixed slot to fixing bolt and lose fixedly, the mounting panel loses fixedly then can dismantle the limiting plate, thereby can conveniently change the limiting plate and make things convenient for the device to carry out the centre gripping spacing to the tube core of different shapes, the rubber pad of limiting plate inside wall can protect the tube core, it is inconvenient to carry out spacing fixedly and inconvenient problem of changing the limiting plate to the tube core of equidimension not to solve.

Description

EGR cooler pipe core flaring clamping die with limiting function

Technical Field

The utility model relates to the technical field of EGR coolers, in particular to an EGR cooler pipe core flaring clamping die with a limiting function.

Background

EGR refers to exhaust gas recirculation, and its effect is taken out engine exhaust's part from the blast pipe, returns to in the air intake system of engine after the cooling, and EGR cooler is an emerging environmental protection product, need use EGR cooler pipe core flaring clamp mould when processing the EGR cooler pipe core, according to an EGR cooler pipe bundle flaring frock that application number CN202020566018.9 provided, including the workstation, fixedly connected with fixing base on the workstation, fixing base one side fixedly connected with first pneumatic cylinder, first pneumatic cylinder output fixedly connected with control seat, control seat and workstation sliding connection, the one end fixedly connected with left flaring needle subassembly of first pneumatic cylinder is kept away from to the control seat, one side that the control seat kept away from first pneumatic cylinder is equipped with the removal seat with workstation sliding connection, one side that the removal seat is close to the control seat fixedly connected with right flaring needle subassembly. According to the utility model, after the flaring is finished, the control seat and the moving seat can move towards the directions away from each other by arranging the control seat and the moving seat, so that the flaring needles in the left flaring needle assembly and the right flaring needle assembly are separated from the tube bundles, and the tube bundles of the EGR cooler are not required to be separated from the flaring needles manually, and the working efficiency is effectively improved.

According to the technical scheme, the flaring needles in the left flaring needle assembly and the right flaring needle assembly are separated from the tube bundles, so that the EGR cooler tube bundles are not required to be separated from the flaring needles manually, and the tube cores with different sizes are found to be inconvenient to limit and fix and the limiting plate to be inconvenient to replace when the tube core flaring clamping die is used. Therefore, we propose a novel EGR cooler pipe core flaring clamping die with limiting function, which improves the problems.

Disclosure of Invention

The utility model aims to provide an EGR cooler pipe core flaring clamping die with a limiting function, which solves the problems that the pipe cores with different sizes are inconvenient to limit and fix and the limiting plate is inconvenient to replace in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an EGR cooler tube core flaring clamp die with limit function, includes the base, one side of base inside is provided with the second thread bush, the top fixedly connected with first backup pad of second thread bush, the top fixedly connected with left flaring needle subassembly of first backup pad opposite side, the opposite side of base inside is provided with first thread bush, the second backup pad is installed on the top of first thread bush, right flaring needle subassembly is installed on the top of second backup pad one side, the both ends at base top are provided with the bracing piece, hydraulic cylinder is installed to the one end of bracing piece, hydraulic cylinder's one end is provided with the fixed plate, the one end of fixed plate is provided with the limiting plate, the other end of limiting plate is provided with the mounting panel, the fixed slot has all been seted up to the both sides of mounting panel and fixed plate inside, the inside of fixed slot is provided with fixing bolt.

Preferably, the inside wall of limiting plate is provided with the protection pad, the limiting plate passes through fixing bolt and fixed slot and installs the one end at the fixed plate.

Preferably, the servo motor is installed to the other end of base, servo motor's output fixedly connected with first threaded rod, the opposite side fixedly connected with second threaded rod of first threaded rod, one side of first threaded rod and second threaded rod outside is provided with the supporting shoe, second thread bush and first thread bush set up respectively in the outside of second threaded rod and first threaded rod, the spacing groove has been seted up on the inside top of base.

Preferably, external threads are arranged on the outer parts of the first threaded rod and the second threaded rod, and the threads on the outer parts of the first threaded rod and the second threaded rod are opposite.

Preferably, the bottom fixedly connected with spacing slider of first thread bush and second thread bush, the indent has been seted up to the inside both sides of spacing slider, the inside of indent is provided with the ball, the inside bottom of base is provided with spacing spout.

Preferably, the bottom of the limit sliding block slides left and right in the limit sliding groove, and the ball rolls in the rolling groove.

Compared with the prior art, the utility model has the beneficial effects that: the flaring clamping die with the limiting function for the pipe core of the EGR cooler not only realizes the convenience of limiting and replacing the pipe core, but also realizes the simple structure and convenient use, and the limit of the thread sleeve;

through being provided with hydraulic cylinder, fixed plate, limiting plate, fixing bolt, mounting panel and fixed slot, start hydraulic cylinder when need carry out spacing fixed to the tube core, hydraulic cylinder drives the limiting plate and removes and make the limiting plate carry out spacing fixed to the tube core, thereby can prevent that the tube core can deviate from when carrying out processing to the tube core, need to unscrew fixing bolt from the inside of fixed slot and make the mounting panel lose fixedly when changing to the limiting plate, the mounting panel loses fixedly and then can dismantle the limiting plate, thereby can conveniently change the limiting plate and make things convenient for the device to carry out the centre gripping spacing to the tube core of different shapes, the rubber pad of limiting plate inside wall can protect to the tube core;

through being provided with supporting shoe, servo motor, first thread bush, first threaded rod, second thread bush, start servo motor when needs to make left flaring needle subassembly and right flaring needle subassembly carry out the flaring to the tube core, servo motor drives first threaded rod and second threaded rod rotation, because the outside screw thread of first threaded rod is opposite with the outside screw thread of second threaded rod, and second thread bush and first thread bush set up in the outside of second threaded rod and first threaded rod, so first threaded rod and second threaded rod rotation can make first thread bush and second thread bush drive left flaring needle subassembly and right flaring needle subassembly carry out the flaring to the tube core, and is simple in structure, convenient to use;

through being provided with spacing spout, rolling groove, spacing slider and ball, first thread bush and second thread bush limit the slider and can slide in the inside of spacing spout when removing to can carry out spacing improvement first thread bush and the stability of second thread bush through spacing slider to first thread bush and second thread bush, the rolling groove has been seted up to the inside both sides of spacing slider, and the inside ball of rolling groove can reduce the friction between spacing spout and the spacing slider, thereby can make things convenient for the inside slip of spacing slider at spacing spout.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic side view of the support bar of the present utility model;

FIG. 3 is an enlarged cross-sectional schematic view of a second thread form according to the present utility model;

fig. 4 is an enlarged sectional view of fig. 3 a according to the present utility model.

In the figure: 1. a base; 2. a support block; 3. a limit groove; 4. a first support plate; 5. a left flaring needle component; 6. a support rod; 7. a right flaring needle component; 8. a second support plate; 9. a servo motor; 10. a first threaded sleeve; 11. a first threaded rod; 12. a second threaded rod; 13. a second threaded sleeve; 14. limiting sliding grooves; 15. a hydraulic cylinder; 16. a fixing plate; 17. a limiting plate; 18. a fixing bolt; 19. a mounting plate; 20. a fixing groove; 21. rolling grooves; 22. a limit sliding block; 23. and (3) rolling balls.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, an EGR cooler pipe core flaring clamping die with a limiting function comprises a base 1, wherein one side of the inside of the base 1 is provided with a second thread bush 13, the top end of the second thread bush 13 is fixedly connected with a first support plate 4, the top end of the other side of the first support plate 4 is fixedly connected with a left flaring needle component 5, the other side of the inside of the base 1 is provided with a first thread bush 10, the top end of the first thread bush 10 is provided with a second support plate 8, the top end of one side of the second support plate 8 is provided with a right flaring needle component 7, two ends of the top of the base 1 are provided with support rods 6, one end of each support rod 6 is provided with a hydraulic cylinder 15, one end of each hydraulic cylinder 15 is provided with a fixing plate 16, one end of each fixing plate 16 is provided with a limiting plate 17, the other end of each limiting plate 17 is provided with a mounting plate 19, two sides of the inside of each mounting plate 19 and each fixing plate 16 are provided with a fixing groove 20, and the inside of each fixing groove 20 is provided with a fixing bolt 18;

the inner side wall of the limiting plate 17 is provided with a protective pad, and the limiting plate 17 is arranged at one end of the fixed plate 16 through a fixed bolt 18 and a fixed groove 20;

specifically, as shown in fig. 1 and 2, when the die is required to be limited and fixed, the hydraulic cylinder 15 drives the limiting plate 17 to move so that the limiting plate 17 is limited and fixed to the die, thereby preventing the die from being offset when the die is processed, when the limiting plate 17 is required to be replaced, the fixing bolts 18 are screwed from the inside of the fixing grooves 20 so that the mounting plate 19 is not fixed, the limiting plate 17 can be detached when the mounting plate 19 is not fixed, and therefore the limiting plate 17 can be conveniently replaced, the die clamping and limiting device is convenient for clamping and limiting the die with different shapes, and the rubber pads on the inner side walls of the limiting plate 17 can protect the die.

Example 2: the other end of the base 1 is provided with a servo motor 9, the output end of the servo motor 9 is fixedly connected with a first threaded rod 11, the other side of the first threaded rod 11 is fixedly connected with a second threaded rod 12, one side of the outer parts of the first threaded rod 11 and the second threaded rod 12 is provided with a supporting block 2, a second thread bush 13 and a first thread bush 10 are respectively arranged on the outer parts of the second threaded rod 12 and the first threaded rod 11, the top end of the inner part of the base 1 is provided with a limit groove 3, the outer parts of the first threaded rod 11 and the second threaded rod 12 are provided with external threads, and the threads of the outer parts of the first threaded rod 11 and the second threaded rod 12 are opposite;

specifically, as shown in fig. 1 and 3, when the left flaring needle assembly 5 and the right flaring needle assembly 7 need to flare the tube, the servo motor 9 is started to drive the first threaded rod 11 and the second threaded rod 12 to rotate, and as the threads outside the first threaded rod 11 are opposite to the threads outside the second threaded rod 12 and the second threaded sleeve 13 and the first threaded sleeve 10 are arranged outside the second threaded rod 12 and the first threaded rod 11, the first threaded rod 11 and the second threaded rod 12 can rotate to enable the first threaded sleeve 10 and the second threaded sleeve 13 to drive the left flaring needle assembly 5 and the right flaring needle assembly 7 to flare the tube, and the tube core flaring device is simple in structure and convenient to use.

Example 3: the bottom ends of the first thread bush 10 and the second thread bush 13 are fixedly connected with limit sliding blocks 22, rolling grooves 21 are formed in two sides of the inside of the limit sliding blocks 22, rolling balls 23 are arranged in the rolling grooves 21, limit sliding grooves 14 are formed in the bottom end of the inside of the base 1, the bottom ends of the limit sliding blocks 22 slide left and right in the inside of the limit sliding grooves 14, and the rolling balls 23 roll in the inside of the rolling grooves 21;

specifically, as shown in fig. 1, 3 and 4, the first thread bush 10 and the second thread bush 13 slide in the limiting sliding groove 14 when moving, so that the stability of the first thread bush 10 and the second thread bush 13 can be improved by limiting the first thread bush 10 and the second thread bush 13 through the limiting sliding block 22, rolling grooves 21 are formed in two sides of the inner part of the limiting sliding block 22, friction between the limiting sliding groove 14 and the limiting sliding block 22 can be reduced by balls 23 in the rolling grooves 21, and the limiting sliding block 22 can slide in the limiting sliding groove 14 conveniently.

Working principle: when the utility model is used, the hydraulic cylinder 15 is started, the hydraulic cylinder 15 drives the limiting plate 17 to move so that the limiting plate 17 limits and fixes the tube core, thereby preventing the tube core from shifting when the tube core is processed, the servo motor 9 is started when the left flaring needle component 5 and the right flaring needle component 7 are required to flare the tube core, the servo motor 9 drives the first threaded rod 11 and the second threaded rod 12 to rotate, the first threaded rod 11 and the second threaded rod 12 can drive the first thread bush 10 and the second thread bush 13 to drive the left flaring needle component 5 and the right flaring needle component 7 to flare the tube core, the first thread bush 10 and the second thread bush 13 can slide in the limiting slide groove 14 when moving, thereby can carry out spacing to first thread bush 10 and second thread bush 13 through spacing slider 22 and improve the stability of first thread bush 10 and second thread bush 13, rolling groove 21 has been seted up to the inside both sides of spacing slider 22, rolling groove 21 inside ball 23 can reduce the friction between spacing spout 14 and the spacing slider 22, thereby can make things convenient for spacing slider 22 to slide in spacing spout 14's inside, it loses fixedly to twist fixing bolt 18 from fixing groove 20's inside to make mounting panel 19 when need changing limiting plate 17, mounting panel 19 loses fixedly then can dismantle limiting plate 17, thereby can conveniently change the device and carry out the centre gripping spacing to the die of different shapes to limiting plate 17, the rubber pad of limiting plate 17 inside wall can protect the die.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. EGR cooler pipe core flaring clamp die with limit function, including base (1), its characterized in that: a second thread bush (13) is arranged on one side of the inside of the base (1), a first supporting plate (4) is fixedly connected to the top end of the second thread bush (13), a left flaring needle component (5) is fixedly connected to the top end of the other side of the first supporting plate (4), a first thread bush (10) is arranged on the other side of the inside of the base (1), a second supporting plate (8) is arranged on the top end of the first thread bush (10), a right flaring needle component (7) is arranged on the top end of one side of the second supporting plate (8), the hydraulic oil cylinder is characterized in that support rods (6) are arranged at two ends of the top of the base (1), a hydraulic oil cylinder (15) is arranged at one end of each support rod (6), a fixing plate (16) is arranged at one end of each hydraulic oil cylinder (15), a limiting plate (17) is arranged at one end of each fixing plate (16), a mounting plate (19) is arranged at the other end of each limiting plate (17), fixing grooves (20) are formed in two sides of the inside of each mounting plate (19) and each fixing plate (16), and fixing bolts (18) are arranged in the inside of each fixing groove (20).

2. The EGR cooler core flaring clamping die with limiting function according to claim 1, wherein: the inner side wall of the limiting plate (17) is provided with a protection pad, and the limiting plate (17) is installed at one end of the fixing plate (16) through a fixing bolt (18) and a fixing groove (20).

3. The EGR cooler core flaring clamping die with limiting function according to claim 1, wherein: the servo motor (9) is installed to the other end of base (1), the output fixedly connected with first threaded rod (11) of servo motor (9), opposite side fixedly connected with second threaded rod (12) of first threaded rod (11), one side of first threaded rod (11) and second threaded rod (12) outside is provided with supporting shoe (2), second thread bush (13) and first thread bush (10) set up respectively in the outside of second threaded rod (12) and first threaded rod (11), spacing groove (3) have been seted up on the inside top of base (1).

4. The EGR cooler core flaring clamping die with limiting function according to claim 3, wherein: external threads are arranged outside the first threaded rod (11) and the second threaded rod (12), and the threads outside the first threaded rod (11) and the second threaded rod (12) are opposite.

5. The EGR cooler core flaring clamping die with limiting function according to claim 1, wherein: the novel threaded socket is characterized in that the bottom ends of the first threaded sleeve (10) and the second threaded sleeve (13) are fixedly connected with limiting sliding blocks (22), rolling grooves (21) are formed in two sides of the inner portion of each limiting sliding block (22), balls (23) are arranged in the rolling grooves (21), and limiting sliding grooves (14) are formed in the bottom end of the inner portion of the base (1).

6. The EGR cooler core flaring clamping die with limiting function according to claim 5, wherein: the bottom end of the limit sliding block (22) slides left and right in the limit sliding groove (14), and the ball (23) rolls in the rolling groove (21).