CN210253910U

CN210253910U - Numerical control brazing reamer

Info

Publication number: CN210253910U
Application number: CN201921232324.2U
Authority: CN
Inventors: 池邦新; 杨宏伟; 王继文; 周亮
Original assignee: Jiangxi Bond Technology Co Ltd
Current assignee: Jiangxi Bond Technology Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-07
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a numerical control reamer of brazing, which comprises a frame, go up and give mechanism and lower feed mechanism, the frame includes the roof, riser and base, it includes the motor to go up for the mechanism, the screw rod, press the platform, feed frame and supporting shoe, two screw rods rotate to be connected between motor and supporting shoe, the inside screw hole that is equipped with the symmetry in feed frame both sides, the screw rod is pegged graft in the screwed hole, the pressure platform is installed to the bottom block bottom, the bottom is installed and is supported the mould, feed mechanism locates to support the mould below down, feed mechanism includes the cylinder down, feed bar and liftout plate, be connected with the feed bar on the cylinder, be connected with the liftout plate on the feed bar, the base up end corresponds to support the mould and installs the reaming mould, the reaming mould is pegged graft in the liftout plate, it is equipped. The hole expanding machine is simple in structure and compact in matching, hole expanding pressure is provided for the upper feeding mechanism, the lower feeding mechanism provides hot air core ejection power, and safe, quick, efficient and stable hole expanding effect can be achieved.

Description

Numerical control brazing reamer

Technical Field

The utility model belongs to the technical field of the warm braw core production technology, concretely relates to numerical control reamer of brazing.

Background

At present, the automobile industry in China is continuously upgraded, and the market demand for the warm air core body is continuously increased. The warm air core body needs to be reamed in the assembling process, and is usually reamed manually, namely, a reaming cutter is manually held to insert into a swinging cutter body of a heat dissipation pipe orifice to achieve the reaming effect, and the manual operation mode has high labor intensity, is time-consuming, and has high dependence on the operation proficiency of workers, so that the production efficiency is low; meanwhile, the size and the precision of the manufactured workpiece are difficult to standardize, the quality cannot be guaranteed, and the production efficiency of the product and the improvement of the product quality are restricted to a great extent.

SUMMERY OF THE UTILITY MODEL

The utility model provides a numerical control reamer of brazing to solve the problem of proposing among the above-mentioned background art. The technical scheme of the utility model is realized like this:

a numerical control brazing reamer comprises a rack, an upper feeding mechanism and a lower feeding mechanism, wherein the rack comprises a top plate, a vertical plate and a base, the upper feeding mechanism comprises motors, screws, a pressing table, a feeding frame and supporting blocks, the motors are symmetrically arranged at the bottom of the top plate, the supporting blocks are symmetrically arranged on two sides of the vertical plate and are positioned under the motors, the screws are rotatably connected between the motors and the supporting blocks, the feeding frame comprises a bottom block, a convex block and a rectangular sliding block which are integrally formed, the convex blocks are respectively positioned on two sides of the top surface of the bottom block, the rectangular sliding block is positioned on the back surfaces of the bottom block and the convex block, symmetrical threaded holes are formed in the two sides of the feeding frame, the threaded holes penetrate through the upper end surface and the lower end surface of the bottom block and the convex block, the screws are inserted in the threaded holes, and the, the pressing table is in a concave shape, a supporting die is mounted at the bottom of the pressing table, the lower feeding mechanism is arranged below the supporting die and comprises air cylinders, feeding rods and ejector plates, the two air cylinders are symmetrically mounted in the base, the feeding rods are connected onto the air cylinders and are inserted into the base, the ejector plates are connected onto the feeding rods, the upper end face of the base corresponds to the supporting die and is provided with hole expanding dies, the hole expanding dies are inserted into the ejector plates, a backup plate is arranged between the supporting die and the hole expanding dies, and the backup plate is mounted on the vertical plate.

The utility model discloses an among the numerical control reamer of brazing, the riser both sides are equipped with the rectangle spout of bisymmetry, the parallel screw rod of rectangle spout is located between motor and the supporting shoe, rectangle slider sliding connection be in the rectangle spout.

The utility model discloses an among the numerical control reamer of brazing, be equipped with a rectangular hole in the liftout plate, the reaming mould is pegged graft in the rectangular hole.

The utility model discloses an among the numerical control reamer of brazing, be equipped with a settling chamber in the base, the cylinder is arranged in settle the intracavity.

The utility model discloses an among the numerical control reamer of brazing, the backup plate is equipped with a horizontal recess on deviating from the terminal surface of riser.

Implement the utility model discloses a numerical control reamer of brazing has following beneficial effect:

(1) the hole expanding machine is simple in structure and compact in matching, hole expanding pressure is provided by the upper feeding mechanism, hot air core ejection power is provided by the lower feeding mechanism, and safe, quick, efficient and stable hole expanding effect can be achieved;

(2) the upper feeding mechanism is powered by a motor to drive a screw rod to rotate, the screw rod is matched with the threaded hole to push the feeding frame to move up and down, the feeding frame drives the pressing table to move up and down, and when the pressing table moves down, the upper feeding mechanism provides support and downward extrusion force for the warm air core body to achieve the purpose of reaming; the screw transmission can accurately control the downward movement displacement of the pressing table, so that the safe and rapid reaming process is realized, and the reaming quality and efficiency are effectively ensured; the rectangular sliding block and the rectangular sliding groove are matched to slide, so that a good supporting effect is provided for the feeding frame, the moving direction of the feeding frame cannot deviate, and the moving speed of the feeding frame is ensured, so that the reaming quality and efficiency are effectively ensured;

(3) after hole expansion is completed, the warm air core body is clamped on the hole expansion die, upward power is provided by the air cylinder of the lower feeding mechanism, the feed rod pushes the ejector plate to jack upwards, the warm air core body on the hole expansion die is pushed away, the purpose of safely and quickly taking out the warm air core body is achieved, manual violent pulling is avoided, and the hole wall is deformed;

(4) the backup plate that sets up provides good spacing supporting role for the warm braw core can not produce at the reaming in-process and rocks and squint, has guaranteed the reaming quality effectively.

Drawings

Fig. 1 is a schematic structural view of the numerical control brazing reamer of the present invention;

FIG. 2 is another schematic view of the numerical control brazing reaming of the present invention;

fig. 3 is a schematic diagram of the ejection operation of the lower feeding mechanism of the present invention;

fig. 4 is a top view of the feeding frame of the present invention;

fig. 5 is a front view of the feeding housing of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the numerical control brazing reamer shown in fig. 1 to 5, the numerical control brazing reamer comprises a rack 1, an upper feeding mechanism 2 and a lower feeding mechanism 3, wherein the rack 1 comprises a top plate 11, a vertical plate 12 and a base 13, the reamer is simple in structure and compact in matching, reaming pressure is provided by the upper feeding mechanism, hot air core ejection power is provided by the lower feeding mechanism, and a safe, rapid, efficient and stable reaming effect can be achieved.

The upper feeding mechanism 2 comprises motors 21, screws 22, a pressing table 23, a feeding frame 24 and supporting blocks 25, the two motors 21 are symmetrically arranged at the bottom of the top plate 11, the two supporting blocks 25 are symmetrically arranged at two sides of the vertical plate 12 and are positioned under the motors 21, the two screws 22 are rotatably connected between the motors 21 and the supporting blocks 25, the feeding frame 24 comprises a bottom block 241, a convex block 242 and a rectangular sliding block 243 which are integrally formed, the two convex blocks 242 are respectively positioned at two sides of the top surface of the bottom block 241, the rectangular sliding block 243 is positioned at the back of the bottom block 241 and the convex block 242, two symmetrical rectangular sliding grooves 121 are arranged at two sides of the vertical plate 12, the screws 22 parallel to the rectangular sliding grooves 121 are arranged between the motors 21 and the supporting blocks 25, the rectangular sliding block 243 is slidably connected in the rectangular sliding grooves 121, symmetrical threaded holes 4 are arranged inside two sides of the feeding frame 24, the threaded holes 4 penetrate through the upper and, the pressing platform 23 is concave, and the bottom is provided with a supporting die 5. The upper feeding mechanism 2 is powered by a motor 21 to drive a screw rod 22 to rotate, the screw rod 22 is matched with a threaded hole 4 to push a feeding frame 24 to move up and down, the feeding frame 24 drives a pressing table 23 to move up and down, and when the pressing table 23 moves down, the hot air core is supported and extruded downwards to achieve the purpose of reaming, wherein the screw rod transmission can accurately control the downward movement displacement of the pressing table 23, so that the safe and quick reaming process is realized, and the reaming quality and efficiency are effectively ensured; the rectangular sliding block 243 slides in cooperation with the rectangular sliding groove 121 to provide a good supporting effect for the feeding frame 24, so that the moving direction of the feeding frame 24 cannot deviate, and meanwhile, the moving speed of the feeding frame 24 is ensured, and the reaming quality and efficiency are effectively ensured.

Lower feed mechanism 3 is located and is supported 5 below of mould, lower feed mechanism 3 includes cylinder 31, feed bar 32 and liftout plate 33, two cylinders 31 symmetry are installed in base 13, be equipped with one in the base 13 and settle chamber 131, cylinder 31 is arranged in and is settled chamber 131, be connected with feed bar 32 on the cylinder 31, feed bar 32 pegs graft in base 13, be connected with liftout plate 33 on the feed bar 32, the reaming mould 6 is installed to the support mould 5 of base 13 upper end face, reaming mould 6 pegs graft in liftout plate 33, be equipped with a rectangular hole 331 in the liftout plate 33, reaming mould 6 pegs graft in rectangular hole 331. After reaming is completed, the warm air core is clamped on the reaming die 6, upward power is provided by the cylinder 31 of the lower feeding mechanism 3, the feeding rod 32 pushes the ejection plate 33 to jack up upwards, the warm air core on the reaming die 6 is pushed away, the purpose of safely and quickly taking out the warm air core is achieved, manual violent dragging is avoided, and the hole wall is deformed.

A backup plate 7 is arranged between the supporting die 5 and the reaming die 6, the backup plate 7 is arranged on the vertical plate 12, and a transverse groove 71 is arranged on the end face of the backup plate 7 departing from the vertical plate 12. The backup plate 7 provides good limiting and supporting effects for the warm air core body, so that the warm air core body cannot shake and shift in the hole expanding process, and the hole expanding quality is guaranteed.

The present invention is not limited to the embodiments, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The numerical control brazing reamer is characterized by comprising a rack (1), an upper feeding mechanism (2) and a lower feeding mechanism (3), wherein the rack (1) comprises a top plate (11), a vertical plate (12) and a base (13), the upper feeding mechanism (2) comprises a motor (21), a screw (22), a pressing table (23), a feeding frame (24) and supporting blocks (25), the two motors (21) are symmetrically arranged at the bottom of the top plate (11), the two supporting blocks (25) are symmetrically arranged on two sides of the vertical plate (12) and are positioned under the motor (21), the two screw (22) are rotatably connected between the motor (21) and the supporting blocks (25), the feeding frame (24) comprises a bottom block (241), a convex block (242) and a rectangular sliding block (243) which are integrally formed, and the two convex blocks (242) are respectively positioned on two sides of the top surface of the bottom block (241), the rectangular sliding block (243) is positioned on the back surfaces of the bottom block (241) and the convex block (242), symmetrical threaded holes (4) are formed in the two sides of the feeding frame (24), the threaded holes (4) penetrate through the upper end surface and the lower end surface of the bottom block (241) and the convex block (242), the screw rod (22) is inserted into the threaded holes (4), the pressing table (23) is installed at the bottom of the bottom block (241), the pressing table (23) is concave, the supporting die (5) is installed at the bottom of the pressing table, the lower feeding mechanism (3) is arranged below the supporting die (5), the lower feeding mechanism (3) comprises an air cylinder (31), a feeding rod (32) and an ejecting plate (33), the air cylinders (31) are symmetrically installed in the base (13), the feeding rod (32) is connected onto the air cylinder (31), the feeding rod (32) is inserted into the base (13), and the ejecting plate (33) is connected onto the feeding rod (32), the upper end face of the base (13) is provided with a hole expanding die (6) corresponding to the support die (5), the hole expanding die (6) is inserted into the ejecting plate (33), a backup plate (7) is arranged between the support die (5) and the hole expanding die (6), and the backup plate (7) is arranged on the vertical plate (12).

2. The numerical control brazing reamer as claimed in claim 1, wherein two symmetrical rectangular sliding grooves (121) are formed in two sides of the vertical plate (12), parallel screw rods (22) of the rectangular sliding grooves (121) are arranged between the motor (21) and the supporting block (25), and the rectangular sliding blocks (243) are slidably connected in the rectangular sliding grooves (121).

3. The numerical control brazing reamer as claimed in claim 1, wherein a rectangular hole (331) is formed in the ejector plate (33), and the reamer die (6) is inserted into the rectangular hole (331).

4. The numerical control brazing reamer as claimed in claim 1, wherein a seating cavity (131) is formed in the base (13), and the cylinder (31) is disposed in the seating cavity (131).

5. The numerical control brazing reamer as claimed in claim 1, wherein a transverse groove (71) is provided on an end surface of the backup plate (7) facing away from the standing plate (12).