CN213317195U

CN213317195U - Stamping die for heat exchanger seal

Info

Publication number: CN213317195U
Application number: CN202021892523.9U
Authority: CN
Inventors: 李坤胜; 高峰; 王国新; 李太涛
Original assignee: Henan Yuxin New Energy Technology Co ltd
Current assignee: Henan Yuxin New Energy Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-06-01
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a heat exchanger seal stamping die, which comprises an upper end die assembly, a buffer clamping block and a lower end die assembly, wherein the upper end die assembly is positioned above the lower end die assembly, the upper end die assembly and the lower end die assembly are vertically corresponding, a buffer clamping block is arranged in the groove on the upper surface of the lower end die assembly, the die handle can be connected with an external vertical driving device, and the workpiece can be processed through the upper end die and the lower end die, so that the processing is more convenient, the clamping block can be supported through the buffer spring, and the workpiece can be supported through the clamping block, the processed workpiece is more accurate, the clamping block can correspond to the connecting groove of the lower end die, the stamping die for the sealing strip of the heat exchanger is simple in structure, not only can the workpiece be accurately machined, but also the surfaces of parts can be prevented from being damaged.

Description

Stamping die for heat exchanger seal

Technical Field

The utility model relates to a heat exchanger processing technology field specifically is a heat exchanger strip of paper used for sealing stamping die.

Background

Various precision instruments have stricter requirements on the environmental temperature and stricter dustproof requirements, so that people install the precision instruments in a closed cabinet to isolate the internal air from the external air, the internal air and the external air respectively flow through two surfaces of a metal heat exchange sheet to exchange heat under the condition that the internal air and the external air are not contacted with each other through a heat exchanger, a seal in the heat exchanger is a component for vacuum brazing, a raw material is a processed section, the dimensional tolerance of the section is within 0-0.03 mm, the vacuum brazing has very high tolerance requirements (the tolerance is less than or equal to 0.01mm and is equivalent to 1/10 of the hair diameter) on the matching between parts, and the parts are of special-shaped structures, so the requirements on the local deformation and the whole size of the parts during stamping and processing of the parts are very high, but the existing device has complex structure and low processing precision, the surface of the workpiece is easy to damage, and the requirements of people cannot be met.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide a heat exchanger strip of paper used for sealing stamping die, simple structure not only makes to work piece processing more accurate, can avoid damaging the surface of spare part moreover, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat exchanger strip of paper used for sealing stamping die, includes upper end mould subassembly, buffering clamp tight piece and lower extreme mould subassembly, upper end mould subassembly is located the top of lower extreme mould subassembly, and upper end mould subassembly and lower extreme mould subassembly correspond from top to bottom, the inside buffering clamp tight piece that is equipped with of recess of lower extreme mould subassembly upper surface.

Further, lower extreme mould assembly includes the base plate, the upper surface center of base plate is equipped with the lower extreme mould, and lower extreme mould upper surface is U type structure, and the upper surface center of lower extreme mould is equipped with the spread groove, and the bottom surface of spread groove is equipped with two and connects the blind hole, the spread groove upper end both sides of lower extreme mould are equipped with bakelite protection piece two, can fix a position buffering clamp piece through the spread groove.

Further, lower extreme mould subassembly includes the mould connecting plate, and the lower surface center of mould connecting plate is equipped with the upper end mould, and the lower surface of upper end mould corresponds with the upper surface of lower extreme mould, the last skin weld of mould connecting plate has the die shank, can be connected with outside upper and lower drive arrangement through the die shank, can process the work piece through upper end mould and lower extreme mould for it is more convenient to process.

Further, the buffering presss from both sides tight piece including pressing from both sides tight piece, the lower surface that presss from both sides tight piece is equipped with two buffer spring, and buffer spring's lower extreme is connected with the inside bottom surface of the blind hole of being connected on the lower extreme mould, both ends are equipped with bakelite protection piece one about pressing from both sides the upper surface of tight piece, and bakelite protection piece one and bakelite protection piece two are the columnar structure that the terminal surface is fan-shaped structure, can support the tight piece of clamp through buffer spring, and can support the work piece through pressing from both sides tight piece for the work piece that the processing was gone out is more accurate, can avoid damaging the surface of spare part through bakelite protection piece one and bakelite protection piece two.

Furthermore, the thickness of the clamping block is the same as the depth of the connecting groove of the lower end die, and the clamping block can correspond to the connecting groove of the lower end die.

Furthermore, a positioning block is arranged at the upper end of one side of the lower end die assembly and located on the upper side of one end of the lower end die assembly, and the left and right positions of the workpiece can be positioned through the positioning block, so that the positioning is more convenient.

Compared with the prior art, the beneficial effects of the utility model are that: this heat exchanger strip of paper used for sealing stamping die, can fix a position buffering clamp block through the spread groove, can be connected with outside upper and lower drive arrangement through the die shank, can process the work piece through upper end mould and lower extreme mould, it is more convenient to make processing, can support the clamp block through buffer spring, and can support the work piece through pressing from both sides the clamp block, it is more accurate to make the work piece that processes out, can correspond with the spread groove of lower extreme mould through pressing from both sides the clamp block, this heat exchanger strip of paper used for sealing stamping die, moreover, the steam generator is simple in structure, not only make to process the work piece more accurate, and can avoid damaging the surface of spare part.

Drawings

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

fig. 2 is a schematic view of the workpiece structure of the present invention.

In the figure: 1 upper end mould assembly, 11 upper end mould, 12 die shank, 13 mould connecting plate, 2 buffer clamping block, 21 bakelite protection block I, 22 buffer spring, 23 clamping block, 3 lower end mould assembly, 31 base plate, 32 bakelite protection block II, 33 lower end mould and 4 positioning block.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a stamping die for a heat exchanger seal strip comprises an upper end die assembly 1, a buffering clamping block 2 and a lower end die assembly 3, wherein the upper end die assembly 1 is positioned above the lower end die assembly 3, the upper end die assembly 1 corresponds to the lower end die assembly 3 up and down, the buffering clamping block 2 is arranged inside a groove on the upper surface of the lower end die assembly 3, the lower end die assembly 3 comprises a base plate 31, a lower end die 33 is arranged at the center of the upper surface of the base plate 31, the upper surface of the lower end die 33 is of a U-shaped structure, a connecting groove is formed in the center of the upper surface of the lower end die 33, two connecting blind holes are formed in the bottom surface of the connecting groove, bakelite protective blocks 32 are arranged on two sides of the upper end of the connecting groove of the lower end die 33, the buffering clamping block 2 can be positioned through the connecting groove, the, the lower surface of the upper end die 11 corresponds to the upper surface of the lower end die 33, the die shank 12 is welded on the upper surface of the die connecting plate 13, the die shank 12 can be connected with an external vertical driving device, workpieces can be processed through the upper end die 11 and the lower end die 33, the processing is more convenient, the buffering clamping block 2 comprises a clamping block 23, two buffering springs 22 are arranged on the lower surface of the clamping block 23, the lower ends of the buffering springs 22 are connected with the inner bottom surface of a connecting blind hole on the lower end die 33, the left end and the right end of the upper surface of the clamping block 23 are provided with a bakelite protecting block I21, the bakelite protecting block I21 and the bakelite protecting block II 32 are both of columnar structures with fan-shaped end surfaces, the clamping block 23 can be supported through the buffering springs 22, the workpieces can be supported through the clamping block 23, the processed workpieces are more accurate, and the surfaces of the parts can be prevented from being damaged through the bakelite protecting block I21 and the bak, the thickness of pressing from both sides tight piece 23 is the same with the spread groove degree of depth of lower extreme mould 33, can correspond with the spread groove of lower extreme mould 33 through pressing from both sides tight piece 23, one side upper end of lower extreme mould subassembly 3 is equipped with locating piece 4, locating piece 4 is located lower extreme mould 33 one end upside, can control the position location to the work piece through locating piece 4, make the location more convenient, this heat exchanger strip of paper used for sealing stamping die, moreover, the steam generator is simple in structure, not only make to work piece processing more accurate, but also can avoid damaging the surface of spare part.

When in use: the upper surface of lower extreme mould 33 is placed at first with the work piece, can be to the work piece left and right sides position location through locating piece 4, can be connected with outside upper and lower drive arrangement through die shank 12, can process the work piece through upper end mould 11 and lower extreme mould 33, make processing more convenient, can support clamping block 23 through buffer spring 22, and can support the work piece through clamping block 23, and cushion when can pushing down the work piece through buffer spring 22, make processing more accurate.

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 heat exchanger strip of paper used for sealing stamping die, includes upper end mould subassembly (1), buffering clamp piece (2) and lower extreme mould subassembly (3), its characterized in that: the upper end mould assembly (1) is located above the lower end mould assembly (3), the upper end mould assembly (1) and the lower end mould assembly (3) correspond to each other from top to bottom, and the buffer clamping blocks (2) are arranged inside the grooves in the upper surface of the lower end mould assembly (3).

2. The heat exchanger seal stamping die according to claim 1, wherein: lower extreme mould subassembly (3) are including base plate (31), the upper surface center of base plate (31) is equipped with lower extreme mould (33), and lower extreme mould (33) upper surface is U type structure, and the upper surface center of lower extreme mould (33) is equipped with the spread groove, and the bottom surface of spread groove is equipped with two and connects the blind hole, the spread groove upper end both sides of lower extreme mould (33) are equipped with bakelite protection block two (32).

3. The heat exchanger seal stamping die according to claim 1, wherein: the lower end die assembly (3) comprises a die connecting plate (13), an upper end die (11) is arranged at the center of the lower surface of the die connecting plate (13), the lower surface of the upper end die (11) corresponds to the upper surface of the lower end die (33), and a die shank (12) is welded on the upper surface of the die connecting plate (13).

4. The heat exchanger seal stamping die according to claim 1, wherein: the buffering presss from both sides tight piece (2) including pressing from both sides tight piece (23), the lower surface that presss from both sides tight piece (23) is equipped with two buffer spring (22), and the lower extreme of buffer spring (22) is connected with the inside bottom surface of the blind hole of being connected on lower extreme mould (33), both ends are equipped with bakelite protection piece (21) about the upper surface that presss from both sides tight piece (23), and bakelite protection piece (21) and bakelite protection piece two (32) are the column structure that the terminal surface is fan-shaped structure.

5. The heat exchanger seal stamping die according to claim 4, wherein: the thickness of the clamping block (23) is the same as the depth of the connecting groove of the lower end die (33).

6. The heat exchanger seal stamping die according to claim 1, wherein: and a positioning block (4) is arranged at the upper end of one side of the lower end die assembly (3), and the positioning block (4) is positioned at the upper side of one end of the lower end die (33).