CN210450606U - Tensile mould of NCT inferior valve - Google Patents
Tensile mould of NCT inferior valve Download PDFInfo
- Publication number
- CN210450606U CN210450606U CN201921440571.1U CN201921440571U CN210450606U CN 210450606 U CN210450606 U CN 210450606U CN 201921440571 U CN201921440571 U CN 201921440571U CN 210450606 U CN210450606 U CN 210450606U
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- upper die
- box body
- gear
- die
- convex
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- 238000003825 pressing Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010112 shell-mould casting Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a NCT lower shell drawing die, which comprises a convex box body, a power unit, an upper die stamping unit, a fixed die lug and a lower die plate; the power unit comprises a pull rod, a rotary connecting block, a gear, a cylindrical gear, a mounting groove, a movable sleeve and a rack, the rotary connecting block is rotatably connected to the side surface of the top end outside the convex box body, the pull rod is arranged on a hemisphere of the rotary connecting block, the gear is arranged inside the convex box body, the gear is rotatably connected with the rod of the rotary connecting block, the mounting groove is arranged on the side surface inside the convex box body, one end of the cylindrical gear is rotatably connected with the mounting groove, the middle end of the cylindrical gear is meshed with the gear, the other end of the cylindrical gear is meshed with the rack, the rack is fixedly connected with the movable sleeve, and the movable sleeve is slidably connected to the bottom end of the second support; the dynamics of observation when tensile that can be fine avoids causing lateral wall to pull and splits, goods surface to pull, and it is very convenient to feed and unload, increases efficiency, reduces artifical intensity of labour.
Description
Technical Field
The utility model relates to a tensile mould technical field specifically is a tensile mould of NCT inferior valve.
Background
The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, the existing heat exchanger shell molding also needs a shell stretching mold to stretch, and the demand is huge due to the wide use;
the drawing is a common process in a stamping process because the drawing is suitable for various industries and has wide practicability, but the existing drawing die technology is not mature, the loading and unloading are complex and tedious, and the repeated disassembly and assembly are needed during the use;
various problems arise during stretching, such as: the side wall is pulled apart, the goods surface is pulled and is hindered, and it is inconvenient to load and unload, reduces production efficiency, and the hand labor is strong, and a lot of problems such as the tensile dynamics of observation that can not be fine.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a tensile mould of NCT inferior valve, dynamics when observation that can be fine is tensile avoids causing the lateral wall to draw and splits, the goods surface is pulled wounded, and it is very convenient to load and unload, increases efficiency, reduces artifical intensity of labour, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a NCT lower shell drawing die comprises a convex box body, a power unit, an upper die stamping unit, a fixed die convex block and a lower die plate;
a convex box body: the convex box body is convex, the interior of the convex box body is hollow, the bottom surface of the interior of the convex box body is fixedly connected with a first supporting column, and the top surface of the interior of the convex box body is provided with a second supporting column;
a power unit: the power unit comprises a pull rod, a rotary connecting block, a gear, a cylindrical gear, a mounting groove, a movable sleeve and a rack, the rotary connecting block is rotatably connected to the side surface of the top end outside the convex box body, the pull rod is arranged on a hemisphere of the rotary connecting block, the gear is arranged inside the convex box body, the gear is rotatably connected with the rod of the rotary connecting block, the mounting groove is arranged on the side surface inside the convex box body, one end of the cylindrical gear is rotatably connected with the mounting groove, the middle end of the cylindrical gear is meshed with the gear, the other end of the cylindrical gear is meshed with the rack, the rack is fixedly connected with the movable sleeve, and the movable sleeve is slidably connected to the bottom end of the second support;
an upper die stamping unit: the upper die stamping unit comprises an upper die base, an upper die thimble, an upper die spring and a pressing plate, the upper die base is fixedly connected with the bottom of the movable sleeve, the upper die thimble is in sliding connection with a sliding hole in the middle of the upper die base, the pressing plate is arranged at the bottom of the upper die thimble and is positioned in a die groove of the upper die base, and the upper die spring is sleeved at the shaft end of the upper die thimble, which is positioned between the upper die base and the upper surface of the pressing plate;
wherein: the die further comprises a fixed die convex block and a lower template, the lower template is arranged at the top end of the first supporting column, the fixed die convex block is arranged on the upper surface of the lower template, and the fixed die convex block corresponds to the pressing plate.
Further, still include tensile unit, tensile unit is tied, slip sleeve and spout including tensile chamfer piece, activity, the side of cover half lug is located to the spout, the one end that the activity was tied passes the top of the tensile chamfer piece of spout swing joint, and the slip sleeve is connected to the other end that the activity was tied, the inside of cover half lug is located to the slip sleeve, and the slip sleeve is cavity, and the first support column of bottom sliding connection of slip sleeve. The stretching chamfering block can be chamfered, so that the precision of the stretching die is more accurate.
Furthermore, the die further comprises limiting clamping plates, and the limiting clamping plates are arranged at two ends of the lower template. The limiting clamping plate ensures the working safety of workers.
Furthermore, the support device also comprises a lower die spring which is sleeved on the side surface of the first support column. The buffer sheet is reset, so that secondary use is facilitated.
Further, still include the buffer piece, the bottom of slip cap is connected to the buffer piece. The operation is more convenient and faster.
Compared with the prior art, the beneficial effects of the utility model are that: this tensile mould of NCT inferior valve has following benefit:
1. the two gears are driven by the pull rod, the pressing plate is controlled to be pressed down through meshing rotation of the gears, the upper die is simply and conveniently controlled to be stamped, the shell of the heat exchanger is manufactured, and working efficiency is improved.
2. Go up the mould spring and lower mould spring after the material shaping of preparation, make tensile chamfer piece and clamp plate reset, make things convenient for the preparation of next material, the unloading has been accelerated in this design more convenient, has given the manufacturing of heat exchanger shell, reduces working strength for the workman.
3. The dynamics of observation when tensile that can be fine avoids causing lateral wall to pull and splits, goods surface to pull, and it is very convenient to feed and unload, increases efficiency, reduces artifical intensity of labour.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic rear view of the present invention;
fig. 3 is a schematic view of the local enlarged structure at a position of the present invention.
In the figure: 1 convex box body, 2 first supporting columns, 3 second supporting columns, 4 power units, 41 pull rods, 42 rotating connecting blocks, 43 gears, 44 column gears, 45 mounting grooves, 46 movable sleeves, 47 racks, 5 upper die stamping units, 51 upper die bases, 52 upper die ejector pins, 53 upper die springs, 55 pressing plates, 6 stretching units, 61 stretching chamfering blocks, 62 movable bolts, 63 sliding sleeves, 64 sliding grooves, 7 fixed die convex blocks, 8 lower die plates, 9 limiting clamping plates, 10 buffer plates and 11 lower die springs
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. 1-3, the present invention provides a technical solution: a NCT lower shell drawing die comprises a convex box body 1, a power unit 4, an upper die stamping unit 5, a fixed die lug 7 and a lower die plate 8;
convex box 1: the convex box body 1 is convex, the interior of the convex box body is hollow, the bottom surface of the interior of the convex box body 1 is fixedly connected with a first support column 2, and the top surface of the interior of the convex box body 1 is provided with a second support column 3; still include tensile unit 6, tensile unit 6 is including tensile chamfer piece 61, activity bolt 62, sliding sleeve 63 and spout 64, and the side of cover half lug 7 is located to spout 64, and the top of spout 64 swing joint tensile chamfer piece 61 is passed to the one end of activity bolt 62, and sliding sleeve 63 is connected to the other end of activity bolt 62, and sliding sleeve 63 locates the inside of cover half lug 7, and sliding sleeve 63 is cavity, and the first support column 2 of bottom sliding connection of sliding sleeve 63. The stretching chamfering block 61 can be chamfered, so that the stretching die is more accurate in precision. Still include lower mould spring 11, lower mould spring 11 cup joints the side at first support column 2. The buffer sheet 10 is reset, so that secondary use is facilitated. The die further comprises a limiting clamping plate 9, and the limiting clamping plate 9 is arranged at two ends of the lower template 8. The limiting clamping plate 9 ensures the working safety of workers.
The power unit 4: the power unit 4 comprises a pull rod 41, a rotary connecting block 42, a gear 43, a column gear 44, a mounting groove 45, a movable sleeve 46 and a rack 47, wherein the rotary connecting block 42 is rotatably connected to the top end side surface outside the convex box body 1, the pull rod 41 is arranged on a hemisphere of the rotary connecting block 42, the gear 43 is arranged inside the convex box body 1, the gear 43 is rotatably connected with the rod of the rotary connecting block 42, the mounting groove 45 is arranged on the side surface inside the convex box body 1, one end of the column gear 44 is rotatably connected with the mounting groove 45, the middle end of the column gear 44 is meshed with the gear 43, the other end of the column gear 44 is meshed with the rack 47, the rack 47 is fixedly connected with the movable sleeve 46, and the movable sleeve 46 is slidably connected to the bottom; the pull rod 41 is easy to pull and convenient to work.
An upper die stamping unit 5: the upper die stamping unit 5 comprises an upper die base 51, an upper die ejector pin 52, an upper die spring 53 and a pressing plate 55, wherein the upper die base 51 is fixedly connected with the bottom of the movable sleeve 46, the upper die ejector pin 52 is in sliding connection with a sliding hole in the middle of the upper die base 51, the pressing plate 55 is arranged at the bottom of the upper die ejector pin 52, the pressing plate 55 is positioned in a die groove of the upper die base 51, and the upper die spring 53 is sleeved at the shaft end of the upper die ejector pin 52, which is positioned between the upper die base 51 and the; the material is easier to form, and the working efficiency is accelerated.
When in use: placing a material on the top surface of the fixed die convex block 7, pulling the pull rod 41 downwards, driving the rotation of the rotation connecting block 42 by the pull rod 41, driving the rotation of the rotation connecting block 42 to rotate, driving the column gear 44 to rotate by the gear 43, driving the rack 47 to move up and down when the column gear 44 rotates, fixedly connecting the rack 47 with the movable sleeve 46, driving the movable sleeve 46 to move up and down, pressing the upper die base 51 downwards, pressing the material by the pressing plate 55 while the two ends of the upper die base 51 contact the material first, preventing the material from being cracked and deformed, driving the stretching chamfer block 61 downwards by the two ends of the upper die base 51 abutting against the top of the stretching chamfer block 61, changing the vertical state of the stretching chamfer block 61 into the horizontal state, forming a chamfer on the material, driving the slide rod 63 downwards while the stretching chamfer block 61 is pressed downwards, pressing the buffer sheet 10 downwards along with the slide rod 63, finishing the stretching of the material, and pushing the upper die base 51 upwards when the, the two ends of the upper die holder 51 are separated from the stretching chamfer block 61, and the stretching chamfer block 61 rapidly returns to the original position along with the inertia rebound of the lower die spring 11, so that the lower die is convenient to use next time.
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 (5)
1. The utility model provides a tensile mould of NCT inferior valve which characterized in that: the device comprises a convex box body (1), a power unit (4), an upper die stamping unit (5), a fixed die convex block (7) and a lower template (8);
convex box (1): the convex box body (1) is convex, the interior of the convex box body is hollow, the bottom surface of the interior of the convex box body (1) is fixedly connected with a first supporting column (2), and the top surface of the interior of the convex box body (1) is provided with a second supporting column (3);
power unit (4): the power unit (4) comprises a pull rod (41), a rotary connecting block (42), a gear (43), a cylindrical gear (44), a mounting groove (45), a movable sleeve (46) and a rack (47), the rotary connecting block (42) is rotatably connected to the top end side surface outside the convex box body (1), the pull rod (41) is arranged on a hemisphere of the rotary connecting block (42), the gear (43) is arranged inside the convex box body (1), the gear (43) is rotatably connected with a rod of the rotary connecting block (42), the mounting groove (45) is arranged on the side surface inside the convex box body (1), one end of the cylindrical gear (44) is rotatably connected with the mounting groove (45), the middle end of the cylindrical gear (44) is meshed with the gear (43), the other end of the cylindrical gear (44) is meshed with the rack (47), and the rack (47) is fixedly connected with the movable sleeve (46), the movable sleeve (46) is connected to the bottom end of the second support (3) in a sliding manner;
an upper die stamping unit (5): the upper die stamping unit (5) comprises an upper die base (51), an upper die ejector pin (52), an upper die spring (53) and a pressing plate (55), the upper die base (51) is fixedly connected with the bottom of the movable sleeve (46), the upper die ejector pin (52) is in sliding connection with a sliding hole in the middle of the upper die base (51), the pressing plate (55) is arranged at the bottom of the upper die ejector pin (52), the pressing plate (55) is located in a die groove of the upper die base (51), and the upper die spring (53) is sleeved at the shaft end, located between the upper die base (51) and the upper surface of the pressing plate (55), of the upper die ejector pin (52);
wherein: the die fixing device is characterized by further comprising a fixed die convex block (7) and a lower template (8), wherein the lower template (8) is arranged at the top end of the first supporting column (2), the fixed die convex block (7) is arranged on the upper surface of the lower template (8), and the fixed die convex block (7) corresponds to the pressing plate (55).
2. The NCT lower shell drawing die of claim 1, wherein: still include tensile unit (6), tensile unit (6) are including tensile chamfer piece (61), activity bolt (62), slip cap (63) and spout (64), the side of cover half lug (7) is located in spout (64), the top of spout (64) swing joint tensile chamfer piece (61) is passed to the one end of activity bolt (62), and slip cap (63) are connected to the other end of activity bolt (62), the inside of cover half lug (7) is located in slip cap (63), and slip cap (63) are cavity, and the first support column (2) of bottom sliding connection of slip cap (63).
3. The NCT lower shell drawing die of claim 1, wherein: the die further comprises a limiting clamping plate (9), and the limiting clamping plate (9) is arranged at two ends of the lower template (8).
4. The NCT lower shell drawing die of claim 1, wherein: still include lower mould spring (11), lower mould spring (11) cup joint the side at first support column (2).
5. The NCT lower shell drawing die of claim 2, wherein: the buffer piece (10) is further included, and the buffer piece (10) is connected with the bottom of the sliding sleeve (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921440571.1U CN210450606U (en) | 2019-08-30 | 2019-08-30 | Tensile mould of NCT inferior valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921440571.1U CN210450606U (en) | 2019-08-30 | 2019-08-30 | Tensile mould of NCT inferior valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210450606U true CN210450606U (en) | 2020-05-05 |
Family
ID=70430697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921440571.1U Expired - Fee Related CN210450606U (en) | 2019-08-30 | 2019-08-30 | Tensile mould of NCT inferior valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210450606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523034A (en) * | 2021-07-17 | 2021-10-22 | 陶超超 | Prevent skew and rotatable continuous stamping equipment of looped netowrk cabinet case |
-
2019
- 2019-08-30 CN CN201921440571.1U patent/CN210450606U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523034A (en) * | 2021-07-17 | 2021-10-22 | 陶超超 | Prevent skew and rotatable continuous stamping equipment of looped netowrk cabinet case |
| CN113523034B (en) * | 2021-07-17 | 2023-12-08 | 国网浙江省电力有限公司杭州供电公司 | Rotatable continuous stamping equipment capable of preventing ring main unit box from shifting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 Termination date: 20210830 |