CN212850309U

CN212850309U - Rectifier bridge module sintering device

Info

Publication number: CN212850309U
Application number: CN202021930863.6U
Authority: CN
Inventors: 刘建军
Original assignee: Changzhou Donghua Power Electronics Co ltd
Current assignee: Changzhou Donghua Power Electronics Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-03-30
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a rectifier bridge module sintering device, which comprises a base, wherein the upper surface of the base is welded with a shell, the inner bottom wall of the shell is symmetrically welded with two supporting blocks, the top of the supporting block is welded with a third plate body, the upper surface of the third plate body is symmetrically welded with two dies, the middle parts of the upper surfaces of the two dies are welded with a cylinder body, the top of the cylinder body is welded with a second threaded rod, the outer side wall of the second threaded rod is connected with a first plate body in a sliding way, then the first plate body is slid into the second threaded rod, meanwhile, the first threaded rod is slid into a slide rail, the height of the first plate body can be adjusted by rotating the second bolt, the height of the first plate body can be limited by the first bolt, the first sleeve and a pressing plate play a role in extruding and fixing rectifier bridge wood blocks, the second heating rod is started to heat the dies, sintering is carried out, deformation caused by untight fixation is reduced, and production quality is improved.

Description

Rectifier bridge module sintering device

Technical Field

The utility model relates to a sintering equipment technical field specifically is a rectifier bridge module sintering device.

Background

The rectifier module is formed by assembling 2 or more rectifier tube cores together to form a single-arm bridge, a single-phase bridge or a three-phase full bridge. Sintering, which means to convert the powdery material into a compact, is a traditional process. This process has long been used to produce ceramics, powder metallurgy, refractory materials, ultra high temperature materials, and the like. In the prior art, when a bridge core is assembled, a mold is not provided, the positioning of each matching part completely depends on personal experience, a building block type assembling mode is adopted, and an inaccurate equal-position diagram of the matching part is easy to appear.

The invention is disclosed in China: CN103162538A discloses a rectifier bridge module sintering equipment, the device carries out high temperature sintering through the rectifier bridge module under vacuum state and fill protective gas condition, accessible condenser tube leads to water cooling hot plate and its product after the sintering is accomplished, cooling rate is fast, high in production efficiency, however this device can not press from both sides tight fixed to rectifier bridge module and metal strip betterly, can take place to fix the condition that leads to the shaping after the deformation to the fairing block is fixed not tight in the in-process of sintering, lead to production quality not good, for this reason, propose a rectifier bridge module sintering device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a rectifier bridge module sintering device.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a rectifier bridge module sintering device comprises a base, wherein a shell is welded on the upper surface of the base, two supporting blocks are symmetrically welded on the inner bottom wall of the shell, a third plate body is welded on the tops of the two supporting blocks, two dies are symmetrically welded on the upper surface of the third plate body, a cylinder is welded in the middle of the upper surfaces of the two dies, a second threaded rod is welded on the top of the cylinder, the outer side wall of the second threaded rod is slidably connected with a first plate body, the four corners of the upper surface of the first plate body are symmetrically and uniformly slidably connected with a first threaded rod, the outer side wall of the first threaded rod, which is positioned above the first plate body, is in threaded connection with a first bolt, the outer side wall of the first threaded rod, which is positioned below the first plate body, is in threaded connection with a second bolt, slide rails are symmetrically welded on the four corners of the upper surface of the dies, the utility model discloses a mould, including first plate body, second plate body, first sleeve pipe, second sleeve pipe, first spring, second heating rod, the equal sliding connection of first sheathed tube inside wall has the body, the lateral wall welding of body has the second sleeve pipe, the sheathed tube top of second just is located the inside symmetrical welding of first sleeve pipe has two springs, the lateral wall welding of body has the clamp plate, the last surface symmetrical welding of third plate body has two fixing bases, two the lateral wall of fixing base has all welded the second heating rod, the lateral wall fixed connection of second heating rod in the inside wall of mould.

Preferably, the inside roof symmetrical welding of casing has two first bodies of rod, two the one end welding of the first body of rod has the second plate body, first heating rod is evenly installed to the lower surface of second plate body.

Preferably, a vacuum pump is mounted on the upper surface of the housing, and an air inlet of the vacuum pump is communicated with the inner top wall of the housing.

Preferably, the inner side walls of the two molds are fixedly connected with a three-way pipe, one end of the three-way pipe penetrates through the inner top wall of the shell, and two ends of the three-way pipe penetrate through the inner side walls of the two sides of the shell respectively.

Preferably, the mutual symmetry in bottom four corners of base all has welded the supporting leg, the bottom threaded connection of supporting leg has the lower margin.

Preferably, the front surface of the shell is hinged with a door body, the inner side wall of the door body is provided with a lock body, and the rear surface of the door body is bonded with a rubber ring.

(III) advantageous effects

Compared with the prior art, the utility model provides a rectifier bridge module sintering device possesses following beneficial effect: this device is when using, put into the mould with the rectifier bridge module in, then with first plate body slip in the second threaded rod, slide in the slide rail first threaded rod simultaneously, rotate the height that the first plate body can be adjusted to the second bolt, the height of first plate body can be restricted to first bolt, first sleeve pipe and clamp plate play the effect that the extrusion is fixed to the rectifier bridge billet, start the second heating rod, heat the mould, carry out sintering work, reduce the fixed emergence that leads to the shaping after-deformation condition not tight, and the production quality is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the front view structure of the housing of the present invention;

fig. 3 is a schematic diagram of the internal structure of the first sleeve according to the present invention.

In the figure: 1. a base; 3. a first plate body; 6. a slide rail; 7. a first bolt; 8. a first threaded rod; 10. a housing; 11. a first sleeve; 13. a second threaded rod; 14. a vacuum pump; 15. a first rod body; 16. a second plate body; 17. a first heating rod; 18. a second bolt; 19. a second heating rod; 22. a fixed seat; 24. ground feet; 25. pressing a plate; 26. a support block; 27. a third plate body; 28. a three-way pipe; 29. a mold; 30. a cylinder; 31. supporting legs; 32. a rubber ring; 33. a lock body; 34. a door body; 35. a pipe body; 36. a spring; 37. a second sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a rectifier bridge module sintering device comprises a base 1, a shell 10 is welded on the upper surface of the base 1, two supporting blocks 26 are symmetrically welded on the inner bottom wall of the shell 10, a third plate body 27 is welded on the tops of the two supporting blocks 26, two dies 29 are symmetrically welded on the upper surface of the third plate body 27, a cylinder 30 is welded in the middle of the upper surface of each of the two dies 29, a second threaded rod 13 is welded on the top of the cylinder 30, a first plate body 3 is slidably connected to the outer side wall of the second threaded rod 13, first threaded rods 8 are slidably connected to the four corners of the upper surface of the first plate body 3 symmetrically, first bolts 7 are threadedly connected to the outer side wall of each first threaded rod 8 above the first plate body 3, second bolts 18 are threadedly connected to the outer side wall of each first threaded rod 8 below the first plate body 3, slide rails 6 are symmetrically welded on the four corners of the upper surface of each die 29, and the inner, two first sleeve pipes 11 of the inside wall symmetrical welding of first plate body 3, the equal sliding connection of inside wall of two first sleeve pipes 11 has body 35, the outside wall welding of body 35 has second sleeve pipe 37, the top of second sleeve pipe 37 and the inside symmetrical welding that is located first sleeve pipe 11 have two springs 36, the outside wall welding of body 35 has clamp plate 25, the last surface symmetrical welding of third plate body 27 has two fixing bases 22, second heating rod 19 has all been welded to the outside wall of two fixing bases 22, the outside wall fixed connection of second heating rod 19 is in the inside wall of mould 29.

In this embodiment, specifically: two first rod bodies 15 are symmetrically welded on the top wall of the interior of the shell 10, a second plate body 16 is welded at one end of each of the two first rod bodies 15, and first heating rods 17 are uniformly mounted on the lower surface of each second plate body 16; the first rod body 15 supports and fixes the second plate body 16, and the first heating rod 17 mounted on the second plate body 16 can heat the temperature in the shell 10, so that the sintering speed is faster.

In this embodiment, specifically: the upper surface of the shell 10 is provided with a vacuum pump 14, and an air inlet of the vacuum pump 14 is communicated with the inner top wall of the shell 10; the vacuum pump 14 can exhaust the air in the housing 10 to form a vacuum state, so that the oxidation reaction generated on the surface of the rectifier bridge during sintering is reduced, and the production quality of the rectifier bridge is improved.

In this embodiment, specifically: the inner side walls of the two dies 29 are fixedly connected with a three-way pipe 28, one end of the three-way pipe 28 penetrates through the inner top wall of the shell 10, and two ends of the three-way pipe 28 respectively penetrate through the inner side walls of two sides of the shell 10; one end of the three-way pipe 28 penetrating through the inner top wall of the shell 10 is a water inlet end, and two ends of the three-way pipe 28 penetrating through the inner side wall of the shell 10 are water outlet ends, so that the mold 29 is cooled, and cooling after sintering of the rectifier bridge is accelerated.

In this embodiment, specifically: supporting legs 31 are symmetrically welded at four corners of the bottom of the base 1, and feet 24 are connected to the bottoms of the supporting legs 31 in a threaded mode; supporting leg 31 risees the height of this device, makes things convenient for the staff to operate, and lower margin 24 plays buffering cushioning effect to this device.

In this embodiment, specifically: a door body 34 is hinged to the front surface of the shell 10, a lock body 33 is installed on the inner side wall of the door body 34, and a rubber ring 32 is bonded to the rear surface of the door body 34; the lock body 33 is convenient for fixing the door body 34 on the shell 10, and is convenient for opening the shell 10 to operate the mold 29, and the rubber ring 32 can play an anti-collision role on the door body 34 and can also seal between the shell 10 and the door body 34.

To sum up, the operating principle and the operating process of the rectifier bridge module sintering device are that, when in use, the base 1 is provided with a switch group for controlling the vacuum pump 14, the first heating rod 17 and the second heating rod 19 to be started and closed, the switch group is connected with an external mains supply and is used for supplying power to the vacuum pump 14, the first heating rod 17 and the second heating rod 19, the rectifier bridge module is placed into the mold 29, then the first plate body 3 is slid into the second threaded rod 13, meanwhile, the first threaded rod 8 is slid into the slide rail 6, the height of the first plate body 3 can be adjusted by rotating the second bolt 18, the first bolt 7 can limit the height of the first plate body 3, the first sleeve 11 and the press plate 25 play a role in extruding and fixing a rectifier bridge wood block, the second heating rod 19 is started to heat the mold 29 for sintering work, the first rod body 15 plays a role in supporting and fixing the second plate body 16, the first heating rod 17 of second plate body 16 installation can heat the temperature in casing 10, it is faster to make the sintering speed, vacuum pump 14 can form the vacuum state with the air escape in the casing 10, reduce the produced oxidation reaction of rectifier bridge surface when the sintering, improve rectifier bridge's production quality, lock body 33 conveniently fixes door body 34 on casing 10, conveniently open casing 10 simultaneously and operate mould 29, rubber ring 32 can play the anticollision effect to door body 34, also can seal between casing 10 and the door body 34.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rectifier bridge module sintering device, includes base (1), its characterized in that: the upper surface of the base (1) is welded with a shell (10), the inner bottom wall of the shell (10) is symmetrically welded with two supporting blocks (26), the top of each supporting block (26) is welded with a third plate body (27), the upper surface of each third plate body (27) is symmetrically welded with two dies (29), the middle parts of the upper surfaces of the two dies (29) are welded with a cylinder (30), the top of the cylinder (30) is welded with a second threaded rod (13), the outer side wall of the second threaded rod (13) is connected with a first plate body (3) in a sliding mode, the four corners of the upper surface of the first plate body (3) are symmetrically and uniformly connected with first threaded rods (8) in a sliding mode, the outer side wall of the first threaded rod (8) above the first plate body (3) is connected with a first bolt (7) in a threaded mode, the outer side wall of the first threaded rod (8) below the first plate body (3) is connected, four corners of the upper surface of the die (29) are symmetrically welded with slide rails (6), the inner side wall of the slide rail (6) is connected with the outer side wall of the first threaded rod (8) in a sliding way, two first sleeves (11) are symmetrically welded on the inner side wall of the first plate body (3), the inner side walls of the two first sleeves (11) are both connected with a pipe body (35) in a sliding way, a second sleeve (37) is welded on the outer side wall of the pipe body (35), two springs (36) are symmetrically welded on the top of the second sleeve (37) and positioned inside the first sleeve (11), the outer side wall of the pipe body (35) is welded with a pressing plate (25), the upper surface of the third plate body (27) is symmetrically welded with two fixed seats (22), the outer side walls of the two fixed seats (22) are both welded with second heating rods (19), the outer side wall of the second heating rod (19) is fixedly connected with the inner side wall of the mold (29).

2. The rectifier bridge module sintering device of claim 1, wherein: the inside roof symmetrical welding of casing (10) has two first body of rod (15), two the one end welding of the first body of rod (15) has second plate body (16), first heating rod (17) are evenly installed to the lower surface of second plate body (16).

3. The rectifier bridge module sintering device of claim 1, wherein: the upper surface of the shell (10) is provided with a vacuum pump (14), and an air inlet of the vacuum pump (14) is communicated with the inner top wall of the shell (10).

4. The rectifier bridge module sintering device of claim 1, wherein: the inner side walls of the two dies (29) are fixedly connected with a three-way pipe (28), one end of the three-way pipe (28) penetrates through the inner top wall of the shell (10), and two ends of the three-way pipe (28) penetrate through the inner side walls of the two sides of the shell (10) respectively.

5. The rectifier bridge module sintering device of claim 1, wherein: the mutual symmetry in bottom four corners of base (1) all welds supporting leg (31), the bottom threaded connection of supporting leg (31) has lower margin (24).

6. The rectifier bridge module sintering device of claim 1, wherein: the front surface of casing (10) articulates there is a door body (34), lock body (33) are installed to the inside wall of door body (34), the rear surface bonding of door body (34) has rubber circle (32).