CN214053428U

CN214053428U - Synchronous flaring device for two end parts of part

Info

Publication number: CN214053428U
Application number: CN202023137329.2U
Authority: CN
Inventors: 孔晓江
Original assignee: Wuxi Longsheng Technology Co Ltd
Current assignee: Wuxi Longsheng Technology Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-27
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a synchronous flaring device for two end parts of a part, which comprises a cylinder, a force-increasing mechanism, a part positioning device and a part flaring tool, wherein the force-increasing mechanism, the part positioning device and the part flaring tool are connected with the cylinder through a cylinder fixing plate; the boosting mechanism comprises a bottom plate, the bottom plate is fixedly connected with the air cylinder, a longitudinal sliding block connected with the air cylinder through a connecting bolt is arranged in the middle of the bottom plate, two sides of the longitudinal sliding block are respectively hinged with a transverse sliding block through connecting rods, the transverse sliding block is hinged with a push rod through a connecting plate, and the push rod is pivoted with the bottom plate through a reinforcing plate; the part positioning device comprises a shell positioning seat, two ends of which are fixedly connected with the top end of the reinforcing plate; the part flaring tool comprises a concave-shaped hardening backing plate and a flaring male die which are sequentially arranged on the inner sides of the non-hinged ends of two push rods, and the non-hinged ends of the push rods are arranged in grooves of the hardening backing plate. The utility model discloses thereby can guarantee accurately that the both ends of being processed the part are unanimous and guarantee the fit clearance between the part and guarantee the quality of brazing, and the commonality is strong, whole small.

Description

Synchronous flaring device for two end parts of part

Technical Field

The utility model relates to a frock clamp technical field, concretely relates to can follow the adjustable booster that realizes synchronous binding off in both ends about part.

Background

The parts of the pipe or the hollow part are connected, the original assembly process is that the parts are connected by brazing, and the brazing quality is ensured according to the fit clearance between the parts, so the requirement on the flaring machining precision of the end part of the part is very high.

The flaring refers to a processing method for enlarging and forming the radial size of the end part of the pipe or the hollow part. After the end parts of the parts are subjected to flaring processing, the brazing between the parts is facilitated, and the brazing quality can be directly influenced by the consistency of the inside diameters of the flares at the two ends of the parts. Therefore, it is an urgent need to solve the problem of the present technology to ensure that the two ends of the part after the flaring process are consistent.

Disclosure of Invention

The utility model discloses the technical problem that needs to solve provides a synchronous flaring device in part both ends, can guarantee that the part both ends after the flaring processing are unanimous to guarantee the quality of brazing.

In order to solve the technical problem, the utility model adopts the following technical proposal.

The synchronous flaring device for the two end parts of the part comprises an air cylinder, a force increasing mechanism, a part positioning device and a part flaring tool, wherein the force increasing mechanism, the part positioning device and the part flaring tool are connected with the air cylinder through an air cylinder fixing plate;

the force increasing mechanism comprises a bottom plate, one edge of the bottom plate is vertically and fixedly connected with one edge of a cylinder fixing plate, the middle part of the bottom plate is provided with Contraband-shaped longitudinal sliding blocks which are connected with a cylinder through a connecting bolt, openings of the longitudinal sliding blocks are vertically opposite to the longitudinal sliding blocks of the cylinder fixing plate, two sides of each longitudinal sliding block are respectively hinged with Contraband-shaped transverse sliding blocks which are symmetrically arranged through a left connecting rod and a right connecting rod, the openings of the transverse sliding blocks face each other and are perpendicular to the axis of the longitudinal sliding block, sealing sides of the transverse sliding blocks are respectively hinged with symmetrically arranged push rods through connecting plates, and the push rods are pivoted with the bottom plate through reinforcing plates which penetrate through the middle parts of the push rods and are fixed on the bottom plate;

the part positioning device comprises a shell positioning seat, two ends of which are fixedly connected with the top end of the reinforcing plate respectively;

the part flaring tool comprises flaring male dies symmetrically arranged on the inner sides of the non-hinged ends of the two push rods, concave-shaped hardening backing plates used for avoiding damage of the device are arranged on the outer sides of the two flaring male dies, and the non-hinged ends of the push rods are respectively arranged in grooves of the two hardening backing plates.

Preferably, a first transverse linear guide rail and a longitudinal linear guide rail which are matched with the transverse sliding block and the longitudinal sliding block in a sliding manner are respectively arranged at the positions, opposite to the lower parts of the transverse sliding block and the longitudinal sliding block, on the bottom plate; a second transverse linear guide rail which is matched with the flaring male die and the hardening backing plate in a sliding way is arranged on the bottom plate at the position opposite to the lower parts of the flaring male die and the hardening backing plate; the first transverse linear guide rail and the longitudinal linear guide rail are perpendicular to each other, and the first transverse linear guide rail is parallel to the second transverse linear guide rail.

Preferably, the transverse sliding block and the longitudinal sliding block are longitudinally provided with pins for connecting the left connecting rod and the right connecting rod in a penetrating manner.

Preferably, a limiting plate which is fixed on the bottom plate through a bolt and is used for limiting the sliding stroke of the two transverse sliding blocks is arranged opposite to the opening of the longitudinal sliding block.

Preferably, the common vertical plane of the cylinder fixing plate and the bottom plate is provided with a reinforcing rib for increasing the bonding strength of the cylinder fixing plate and the bottom plate.

Preferably, the inner diameter of the flaring punch is matched with the outer diameter of the part to be flared.

Preferably, a punch fixing plate for fixing the flaring punch and ensuring that the flaring punch can be perpendicular to the base plate is arranged in front of the flaring punch and the hardening backing plate.

Due to the adoption of the technical scheme, the utility model has the following technical progress.

The utility model has simple structure, convenient operation and high flaring efficiency, simultaneously flares the two ends of the flaring part through the two flaring male dies, can accurately ensure the consistency of the two ends of the part to be processed and ensure the fit clearance between the parts so as to ensure the brazing quality; the outer shell positioning seat is replaced, and the thickness of the hardening cushion block is changed, so that the method is suitable for flaring of different parts, and has good universality; the boosting mechanism is connected with the air cylinder to replace a conventional hydraulic press, so that equipment investment is saved, the whole volume is reduced, and the hydraulic press is convenient to place.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: 1. the device comprises a base plate, a cylinder fixing plate 2, a push rod 3, a transverse sliding block 4, a longitudinal sliding block 5, a male die fixing plate 6, a hardened backing plate 7, a reinforcing plate 8, a shell positioning seat 9, a flaring male die 10, a connecting plate 11, a connecting bolt 12, a left connecting rod 13, a right connecting rod 14, a pin 15, a limiting plate 16, a reinforcing rib 17, a cylinder 18, a first transverse linear guide rail 19, a longitudinal linear guide rail 20 and a second transverse linear guide rail 21.

Detailed Description

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

A synchronous flaring device for two end parts of a part is shown in a combined figure 1 and comprises an air cylinder 18, a force boosting mechanism, a part positioning device and a part flaring tool.

The force-increasing mechanism comprises a bottom plate 1, and a cylinder fixing plate 2, a push rod 3, a transverse sliding block 4, a longitudinal sliding block 5, a limiting plate 16, a first transverse linear guide rail 19 and a longitudinal linear guide rail 20 which are arranged on the bottom plate 1.

One side of the bottom plate 1 is vertically and fixedly connected with one side of the cylinder fixing plate 2, two reinforcing ribs 17 are arranged on a common vertical surface, and the reinforcing ribs 17 are used for increasing the bonding strength of the two. The cylinder 18 is fixed on the side of the cylinder fixing plate 2 where the rib 17 is not provided.

The middle part of the bottom plate 1 is provided with a longitudinal sliding block 5, the longitudinal sliding block 5 is of an Contraband-shaped structure, and the opening is perpendicularly back to the cylinder fixing plate 2. The longitudinal sliding block 5 is connected with the cylinder 18 through the connecting bolt 12. The two sides of the longitudinal sliding block 5 are symmetrically provided with transverse sliding blocks 4, the transverse sliding blocks 4 are in Contraband-shaped structures, and the openings of the two transverse sliding blocks 4 face each other and are perpendicular to the axis of the longitudinal sliding block 5. The two transverse sliding blocks 4 are respectively hinged with the longitudinal sliding block 5 through a left connecting rod 13 and a right connecting rod 14, pins 15 penetrate through the transverse sliding blocks 4 and the longitudinal sliding block 5, and the pins 15 are used for connecting the left connecting rod 13 and the right connecting rod 14. The limiting plate 16 is arranged opposite to the opening of the longitudinal sliding block 5, the limiting plate 16 is fixed on the bottom plate 1 through bolts, and the limiting plate 16 is used for limiting the sliding stroke of the two transverse sliding blocks 4.

The base plate 1 is provided with a first transverse linear guide 19 and a longitudinal linear guide 20 at positions opposite to the lower portions of the transverse sliding block 4 and the longitudinal sliding block 5, respectively. The first transverse linear guides 19 and the longitudinal linear guides 20 are perpendicular to each other. The first transverse linear guide 19 is used for sliding with the transverse sliding block 4, and the longitudinal linear guide 20 is used for sliding with the longitudinal sliding block 5.

The sealing sides of the two transverse sliding blocks 4 are respectively hinged with push rods 3 symmetrically arranged through connecting plates 11, and the push rods 3 are pivoted with the bottom plate 1 through reinforcing plates 8 which are arranged in the middle of the push rods 3 in a penetrating mode and fixed on the bottom plate 1.

The part positioning device comprises a shell positioning seat 9, wherein the shell positioning seat 9 is used for positioning a shell of the part to be processed and controlling the part to be processed not to move in the flaring process. The two ends of the shell positioning seat 9 are respectively fixedly connected with the top of the reinforcing plate 8. The shell positioning seat 9 can be replaced according to the width of the part to be flared.

The part flaring tool comprises 2 symmetrically arranged hardening backing plates 7, 2 male die fixing plates 6, 2 flaring male dies 10 and a second transverse linear guide rail 21. The hardening backing plates 7 are in a concave shape, and the non-hinged ends of the two push rods 3 are respectively arranged in the grooves of the two hardening backing plates 7. The hardening backing plate 7 plays a role of a protection device when flaring is carried out on the part, and the hardening backing plate 7 can be changed according to the length of the part to be flared. The inner side of each hardening backing plate 7 is sequentially provided with a punch fixing plate 6 and a flaring punch 10. The male die fixing plate 6 is used for fixing the flaring male die 10 and ensuring that the flaring male die 10 can be vertical to the bottom plate 1; the flaring male die 10 is used for flaring a part to be flared, the inner diameter of the flaring male die 10 is matched with the outer diameter of the part to be flared, and two ports of the part can be flared simultaneously. A second transverse linear guide rail 21 which is matched with the hardening backing plate 7, the punch fixing plate 6 and the flaring punch 10 in a sliding manner is arranged at the position, opposite to the bottom plate 1, below the hardening backing plate 7, the punch fixing plate 6 and the flaring punch 10, and the second transverse linear guide rail 21 is parallel to the first transverse linear guide rail 19.

The utility model has good universality, and can be suitable for different parts to be flared by replacing the shell positioning seat 9 and changing the thickness of the hardening cushion block 7; the thrust on the transverse sliding block 4 can be increased from { (730 KG) (when the included angle between the two connecting rods is 90 degrees) } of the original cylinder (125 mm cylinder diameter) under the pressure of 0.6MP to { (4200 KG) (when the included angle between the two connecting rods is 170 degrees) } by increasing the included angle between the left connecting rod 13 and the right connecting rod 14 in the working process.

When the utility model is used, the piston of the cylinder 18 is pushed out, and the longitudinal sliding block 5 connected by the driving connecting bolt 12 moves longitudinally along the longitudinal linear guide rail 20; the longitudinal sliding block 5 drives the two transverse sliding blocks 4 to transversely move along the first transverse linear guide rail 19 through the left connecting rod 13 and the right connecting rod 14; the transverse sliding block 4 drives the left push rod 3 and the right push rod 3 to drive the left hardening backing plate 7 and the right hardening backing plate 7 to move transversely along the second transverse linear guide rail 21 in opposite directions; the left and right hardened backing plates 7 drive the left and right flaring male dies 10 to simultaneously flare the two ends of the part.

Claims

1. Synchronous flaring device in part both ends, its characterized in that: the device comprises an air cylinder (18), a force-increasing mechanism, a part positioning device and a part flaring tool, wherein the force-increasing mechanism, the part positioning device and the part flaring tool are connected with the air cylinder (18) through an air cylinder fixing plate (2);

the force increasing mechanism comprises a bottom plate (1), one side of the bottom plate (1) is vertically and fixedly connected with one side of an air cylinder fixing plate (2), the middle part of the bottom plate (1) is provided with Contraband-shaped longitudinal sliding blocks (5) which are connected with an air cylinder (18) through connecting bolts (12) and are provided with openings which are vertically opposite to the air cylinder fixing plate (2), two sides of each longitudinal sliding block (5) are respectively hinged with Contraband-shaped transverse sliding blocks (4) which are symmetrically arranged through a left connecting rod (13) and a right connecting rod (14), the openings face to each other and are perpendicular to the axis of the longitudinal sliding block (5), sealing sides of the transverse sliding blocks (4) are respectively hinged with symmetrically arranged push rods (3) through connecting plates (11), and the push rods (3) are pivoted with the bottom plate (1) through reinforcing plates (8) which are arranged in the middle of the push rods (3) and fixed on the bottom plate (1);

the part positioning device comprises a shell positioning seat (9) with two ends fixedly connected with the top end of the reinforcing plate (8) respectively;

the part flaring tool comprises flaring male dies (10) which are symmetrically arranged on the inner sides of the non-hinged ends of two push rods (3), concave-shaped hardening backing plates (7) used for avoiding device damage are arranged on the outer sides of the flaring male dies (10), and the non-hinged ends of the push rods (3) are respectively arranged in grooves of the two hardening backing plates (7).

2. The synchronous flaring device for two end parts of a part according to claim 1, wherein: a first transverse linear guide rail (19) and a longitudinal linear guide rail (20) which are matched with the transverse sliding block (4) and the longitudinal sliding block (5) in a sliding manner are respectively arranged at the positions, opposite to the lower parts of the transverse sliding block (4) and the longitudinal sliding block (5), on the bottom plate (1); a second transverse linear guide rail (21) which is matched with the flaring punch (10) and the hardening backing plate (7) in a sliding way is arranged at the position, opposite to the lower part of the flaring punch (10) and the hardening backing plate (7), on the bottom plate (1); the first transverse linear guide rail (19) and the longitudinal linear guide rail (20) are perpendicular to each other, and the first transverse linear guide rail (19) and the second transverse linear guide rail (21) are parallel.

3. The synchronous flaring device for two end parts of a part according to claim 1, wherein: and pins (15) for connecting the left connecting rod (13) and the right connecting rod (14) are longitudinally arranged on the transverse sliding block (4) and the longitudinal sliding block (5) in a penetrating manner.

4. The synchronous flaring device for two end parts of a part according to claim 1, wherein: and limiting plates (16) which are fixed on the bottom plate (1) through bolts and used for limiting the sliding stroke of the two transverse sliding blocks (4) are arranged opposite to the openings of the longitudinal sliding blocks (5).

5. The synchronous flaring device for two end parts of a part according to claim 1, wherein: and a reinforcing rib (17) for increasing the bonding strength of the cylinder fixing plate (2) and the bottom plate (1) is arranged on a common vertical surface of the cylinder fixing plate and the bottom plate.

6. The synchronous flaring device for two end parts of a part according to claim 1, wherein: the inner diameter of the flaring punch (10) is matched with the outer diameter of a part to be flared.

7. The synchronous flaring device for two end parts of a part according to claim 1, wherein: a punch fixing plate (6) used for fixing the flaring punch (10) and ensuring that the flaring punch (10) can be perpendicular to the bottom plate (1) is arranged in front of the flaring punch (10) and the hardening backing plate (7).