CN114508928A - Grain wheel bearing structure and tool equipment are dialled to drying-machine - Google Patents
Grain wheel bearing structure and tool equipment are dialled to drying-machine Download PDFInfo
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- CN114508928A CN114508928A CN202210121166.3A CN202210121166A CN114508928A CN 114508928 A CN114508928 A CN 114508928A CN 202210121166 A CN202210121166 A CN 202210121166A CN 114508928 A CN114508928 A CN 114508928A
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- 239000004677 Nylon Substances 0.000 claims abstract description 9
- 229920001778 nylon Polymers 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 52
- 238000012545 processing Methods 0.000 claims description 21
- 238000010008 shearing Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 2
- 235000013339 cereals Nutrition 0.000 description 25
- 238000005242 forging Methods 0.000 description 9
- 238000007599 discharging Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 235000020985 whole grains Nutrition 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/51—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides a supporting structure of a grain poking wheel of a dryer, which comprises an end cover and a shaft sleeve, wherein the periphery of the end cover is provided with a mounting edge, the mounting edge is provided with a plurality of mounting holes, the central position of the end cover is provided with a sleeve, and the shaft sleeve is arranged inside the sleeve; the bottom end of the shaft sleeve is provided with a step platform, and the bottom end of the sleeve is provided with a retaining ring and a fixing ring; the utility model provides a grain wheel bearing structure's tool equipment is dialled to drying-machine, includes workstation, support frock, pneumatic telescopic link, first proembryo, second proembryo and third proembryo. The invention adopts the matching design of the end cover and the shaft sleeve, and the shaft sleeve made of nylon replaces a bearing, so that the rotating friction force of the rotating shaft is slightly inferior, but the cost is greatly saved, and the worn shaft sleeve is very convenient to replace.
Description
Technical Field
The invention relates to the technical field of supporting of a grain poking wheel of a dryer, in particular to a grain poking wheel supporting structure of the dryer and a tool device.
Background
The dryer drives grains to flow in the machine through the operation of the grain poking wheel in the grain discharging and circulating ventilation processes, and the grain poking wheel is always in an operating state in the whole grain drying process. The grain discharging wheel is installed as shown in the attached figure 1, the grain discharging circulating system of the grain dryer generally comprises a plurality of grain pushing wheels, a driven chain wheel is installed at the top end of each grain pushing wheel, and supporting bearings are installed at two ends of each grain pushing wheel respectively. The driving chain wheel is connected with the motor and drives the driven chain wheels to drive the grain shifting wheel to drive the grain to flow in the machine. In general, the environment of a drying room or a drying center is extremely severe, and particularly, dust is extremely large, so that a supporting bearing of a grain stirring wheel is easily damaged. When the supporting bearing is damaged, the grain poking wheel is blocked, and the machine cannot run normally. From the cost perspective, the back shaft bearing divides seated bearing and ordinary bearing, and seated bearing is expensive, does not take seated bearing still must make the bearing frame by oneself, and the use of bearing has increased the fault rate of dialling the grain wheel undoubtedly, has increased use, cost of maintenance etc..
Disclosure of Invention
The invention aims to provide a supporting structure of a grain poking wheel of a dryer and a tooling device, which overcome the problems or at least partially solve the problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a supporting structure of a grain poking wheel of a drying machine, which comprises an end cover and a shaft sleeve, wherein mounting edges are arranged on the periphery of the end cover, a plurality of mounting holes are formed in the mounting edges, a sleeve is arranged at the center of the end cover, and the shaft sleeve is arranged inside the sleeve; the bottom of the shaft sleeve is provided with a step platform, and the bottom of the sleeve is provided with a check ring and a fixing ring.
As a further scheme of the invention, the mounting edge and the end cover are arranged in a step shape and are not in the same plane, the bevel angle is arranged at the position where the mounting edge is connected with the end cover, and the bevel angle is arranged at the position where the sleeve is connected with the end cover.
As a further scheme of the invention, the diameter of the inner cylindrical surface of the sleeve is smaller than the diameter of the outer ring of the shaft sleeve, the shaft sleeve and the sleeve are in interference fit, and the shaft sleeve is made of nylon.
As a further scheme of the invention, the tool device of the supporting structure of the grain poking wheel of the drying machine comprises a workbench, a supporting tool, a pneumatic telescopic rod, a first blank, a second blank and a third blank, wherein the supporting tool is arranged above the workbench, and a plurality of supporting pads are arranged between the supporting tool and the workbench; a pneumatic telescopic rod is arranged above the workbench through a bracket, and a pressing plate is arranged at the bottom of the pneumatic telescopic rod; an air cylinder is arranged above the pneumatic telescopic rod; the first blank is a primary processing component of the end cover, the second blank is a next-step processing component of the first blank, and the third blank is a next-step processing component of the second blank.
As a further scheme of the invention, the supporting tool is integrally cut by nylon blocks, and the supporting pad is of a wooden fan-shaped structure.
As a further aspect of the present invention, the first blank has a disc-shaped structure, the second blank has a mounting edge formed on an outer edge thereof, the second blank has a blank hole formed in a central position thereof, the third blank has a sleeve formed therein in comparison with the second blank, and a retainer ring is provided on a bottom of the sleeve.
As a further scheme of the invention, the process processing mold of the first blank comprises a first bottom mold and a first pressing mold, wherein a first blanking hole is formed in the center of the first bottom mold, and a first shearing mold is arranged in the center below the first pressing mold; the middle position of first die block is equipped with the round standing groove, is equipped with the first compact heap of round in the position that is close to the edge below first moulding-die.
As a further aspect of the present invention, the second blank processing mold includes a second bottom mold and a second pressing mold, a first lower sleeve mold is disposed at a center of the second bottom mold, a first lower retainer mold is disposed at an inner side of a bottom end of the first lower sleeve mold, an upper edge of the first lower retainer mold is subjected to chamfering, a circle of second pressing blocks is disposed at an edge position below the second pressing mold, a first upper sleeve mold is disposed at a center position below the second pressing mold, and a bottom end of the first upper sleeve mold is subjected to chamfering.
As a further aspect of the present invention, the third blank processing mold includes a third bottom mold and a third pressing mold, a second lower sleeve mold is disposed at a center position of the third bottom mold, a second lower retainer mold is disposed at an inner side of a bottom end of the second lower sleeve mold, a moving mold is disposed at an inner side of the second lower retainer mold, a second upper sleeve mold is disposed at a center position below the third pressing mold, a second shearing mold is mounted at a bottom end of the second upper sleeve mold through a screw, a circle of upper stationary ring mold is disposed at an outer side of a connecting position of the second shearing mold and the second upper sleeve mold, a bottom end edge of the upper stationary ring mold is chamfered, and the moving mold is an "L" -shaped cross-section structure with a narrow top and a wide bottom; and a plurality of second blanking holes are formed in the position, close to the outer edge, of the third bottom die, a third pressing block is arranged at the edge position below the third pressing die, and a plurality of third shearing dies are arranged below the third pressing block.
The invention provides a grain poking wheel supporting structure of a dryer and a tool device, and has the beneficial effects that: the invention adopts the matching design of the end cover and the shaft sleeve, and the shaft sleeve made of nylon replaces a bearing, so that the rotating friction force of the rotating shaft is slightly inferior, but the cost is greatly saved, and the worn shaft sleeve is very convenient to replace; according to the tooling structure provided by the invention, the first blank is subjected to one-step modification structure processing to generate the second blank, the third blank and the end cover, and the end cover and the shaft sleeve are mutually matched, so that the effects of the bearing and the bearing seat are basically achieved at extremely low cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts. A
Fig. 1 is a schematic view of an installation structure of a grain discharging wheel in the prior art.
Fig. 2 is a schematic perspective view of the end cap and the shaft sleeve in the invention.
Fig. 3 is a schematic perspective view of the end cap and the shaft sleeve of the present invention.
Fig. 4 is a schematic view of the tooling of the present invention.
Fig. 5 is a schematic view of the operation control of the tool of the present invention.
FIG. 6 is a schematic top view of the process flow of the present invention.
FIG. 7 is a schematic bottom view of the process flow of the present invention.
FIG. 8 is a schematic view of a first blank forging process in accordance with the present invention.
FIG. 9 is a schematic diagram of a second blank forging process in accordance with the present invention.
FIG. 10 is a schematic view of a third blank forging process according to the present invention.
FIG. 11 is a schematic view of a stage in the forging process of the end closure of the present invention.
FIG. 12 is a schematic diagram of two stages of the end closure forging process of the present invention.
In the figure: 1. an end cap; 11. installing edges; 12. a sleeve; 13. a retainer ring; 14. mounting holes; 15. a fixing ring; 16. a third bottom die; 17. a second lower sleeve mold; 18. a second lower retainer die; 19. moving the mold; 110. a second blanking aperture; 111. a third pressing die; 112. a third compact block; 113. a second upper sleeve mold; 114. a second shear die; 115. an upper fixed ring mold; 116. a third shear die; 2. a shaft sleeve; 3. a work table; 4. supporting a tool; 5. a support pad; 6. pressing a plate; 7. a pneumatic telescopic rod; 71. a cylinder; 8. a first embryonic stock; 9. a second embryonic stock; 91. primary hole making; 92. a first bottom die; 93. a first blanking hole; 94. a placement groove; 95. a first stamper; 96. a first compact block; 97. a first shearing die; 10. a third proembryo; 101. a second bottom die; 102. a first lower sleeve mold; 103. a first lower retainer ring die; 104. a second die; 105. a second compact block; 106. a first upper sleeve die.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1-3, the supporting structure for a grain poking wheel of a dryer provided by the embodiment of the invention comprises an end cover 1 and a shaft sleeve 2, wherein a mounting edge 11 is arranged around the end cover 1, the mounting edge 11 and the end cover 1 are arranged in a step shape and are not in the same plane, a chamfer angle is arranged at the connecting position of the mounting edge 11 and the end cover 1, a plurality of mounting holes 14 are formed in the mounting edge 11, the mounting holes 14 can be used for fixing the end cover 1 at the mounting position of a rotating shaft of the dryer, a sleeve 12 is arranged at the central position of the end cover 1, a chamfer angle is arranged at the connecting position of the sleeve 12 and the end cover 1, the shaft sleeve 2 is arranged inside the sleeve 12, the diameter of an inner cylindrical surface of the sleeve 12 is smaller than the diameter of an outer ring of the shaft sleeve 2, and the shaft sleeve 2 and the sleeve 12 are in interference fit.
The bottom of axle sleeve 2 is equipped with the ladder platform, be equipped with retaining ring 13 and solid fixed ring 15 in the bottom of sleeve 12, retaining ring 13 cooperation solid fixed ring 15 carries on spacingly to the ladder platform of axle sleeve 2 bottom, make axle sleeve 2 can not pass whole sleeve 12, axle sleeve 2 adopts nylon to make, nylon materials wear resistance is good, and has the self-lubricating effect, the pivot is packed into behind the axle sleeve 2, can rotate for axle sleeve 2, compare in traditional bearing, although the function of reducing friction compares not last, but 2 low prices of axle sleeve and easily change.
Referring to fig. 4 and 5, the tooling device for the supporting structure of the grain poking wheel of the dryer provided by the embodiment of the invention comprises a workbench 3, a supporting tooling 4, a pneumatic telescopic rod 7, a first blank 8, a second blank 9 and a third blank 10, wherein the supporting tooling 4 is arranged above the workbench 3, a plurality of supporting pads 5 are arranged between the supporting tooling 4 and the workbench 3, a worker can change the height position of the supporting tooling 4 by adjusting the number of the supporting pads 5, the supporting tooling 4 is used for fixedly supporting the end cover 1, the supporting tooling 4 is made of nylon blocks by integral cutting, the supporting pads 5 are of a wooden fan-shaped structure, and the supporting pads 5 can be wound into a ring shape and overlapped up and down to support the supporting tooling 4; a pneumatic telescopic rod 7 is mounted above the workbench 3 through a support, a pressing plate 6 is arranged at the bottom of the pneumatic telescopic rod 7, and the pneumatic telescopic rod 7 can drive the pressing plate 6 to press the shaft sleeve 2 into a sleeve 12 of the end cover 1; an air cylinder 71 is arranged above the pneumatic telescopic rod 7, compressed air is introduced into the air cylinder 71, and air flow is controlled through a two-position five-way hand valve, so that manual operation and control of the pneumatic telescopic rod 7 are realized.
As shown in fig. 6 and 7, the first blank 8 is a primary processing member of the end cap 1, the second blank 9 is a next processing member of the first blank 8, the third blank 10 is a next processing member of the second blank 9, and the end cap 1 is produced after the third blank 10 is processed; the first blank 8 is in a disc-shaped structure, the outer edge of the second blank 9 forms a mounting edge 11, a primary hole 91 is formed in the center of the second blank 9, the third blank 10 forms a sleeve 12 compared with the second blank 9, and a retainer ring 13 is arranged at the bottom of the sleeve 12.
As shown in fig. 8-12, the processing mold for the first blank 8 includes a first bottom mold 92 and a first pressing mold 95, a first blanking hole 93 is formed in a center position of the first bottom mold 92, a first shearing mold 97 is disposed in a center position below the first pressing mold 95, the first shearing mold 97 is used in cooperation with the first blanking hole 93, and the first pressing mold 95 is pressed downward to form a preliminary hole 91 in the center position of the first blank 8; the middle position of the first bottom die 92 is provided with a circle of placing grooves 94, the placing grooves 94 are arranged so that the thickness of the middle part of the first blank 8 is larger than that of the edge part of the first blank in the forging process, the thicker part of the first blank is the allowance reserved for the structure of the sleeve 12 forged in the lower process, a circle of first pressing blocks 96 are arranged below the first pressing die 95 and close to the edge, the first pressing blocks 96 can be used for forging the structure of the mounting edge 11 of the end cover 1 at the edge of the first blank 8 when the first pressing die 95 is pressed down, and the structure of the first blank 8 is modified into the structure of the second blank 9 through the processing.
The working procedure processing die of the second blank 9 comprises a second bottom die 101 and a second pressing die 104, a first lower sleeve die 102 is arranged at the center of the second bottom die 101, a first lower retainer die 103 is arranged on the inner side of the bottom end of the first lower sleeve die 102, the upper edge of the first lower retainer die 103 is subjected to round chamfering treatment, a circle of second pressing block 105 is arranged at the edge of the lower portion of the second pressing die 104, the second pressing block 105 is used for pressing the mounting edge 11 in the forging process to prevent the mounting edge 11 from being pulled and deformed, a first upper sleeve die 106 is arranged at the center of the lower portion of the second pressing die 104, the bottom end of the first upper sleeve die 106 is subjected to round chamfering treatment, the first upper sleeve die 106 and the first lower sleeve die 102 are used in a matching manner, the sleeve 12 can be forged at the position of the primary hole 91 of the second blank 9, and the contact ends of the first upper sleeve die 106 and the first lower sleeve die 102 are subjected to round chamfering treatment, the bottom end of the sleeve 12 is easily folded over to initially create the structure of the collar 13, and the second blank 9 is structurally modified to a third blank 10 by this process.
The working procedure processing mold of the third blank 10 comprises a third bottom mold 16 and a third pressing mold 111, a second lower sleeve mold 17 is arranged at the center of the third bottom mold 16, a second lower retainer mold 18 is arranged at the inner side of the bottom end of the second lower sleeve mold 17, a moving mold 19 is arranged at the inner side of the second lower retainer mold 18, a second upper sleeve mold 113 is arranged at the center below the third pressing mold 111, a second shearing mold 114 is arranged at the bottom end of the second upper sleeve mold 113 through screws, a ring of upper fixed ring mold 115 is arranged at the outer side of the connecting position of the second shearing mold 114 and the second upper sleeve mold 113, the bottom end edge of the upper fixed ring mold 115 is chamfered, the moving mold 19 is of an L-shaped cross section structure with a narrow top and a wide bottom, when the third pressing mold 111 moves downwards, the second shearing mold 114 is matched with the edge of the moving mold 19 to cut the inner ring edge of the retainer ring 13 so as to remove the edge of the retainer ring 13 with cracks caused by forging, and then the third pressing die 111 continues to press downwards, the bottom end of the second shearing die 114 contacts the movable die 19 and drives the movable die 19 to synchronously move downwards, at this time, the movable die 19 does not support the retainer ring 13 any more, and the third pressing die 111 continues to press downwards, so that the bottom end fillet of the upper fixed ring die 115 downwards extrudes the edge of the retainer ring 13, and the inner edge of the retainer ring 13 is downwards folded to form the fixed ring 15.
A plurality of second blanking holes 110 are formed in the position, close to the outer edge, of the third bottom die 16, a third pressing block 112 is arranged at the edge position below the third pressing die 111, a plurality of third shearing dies 116 are arranged below the third pressing block 112, the third shearing dies 116 and the second blanking holes 110 are used in a matched mode, when the third pressing die 111 presses down, the mounting holes 14 can be formed in the third blank 10, and through the processing, the final structure of the third blank 10 is modified into the end cover 1.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.
Claims (9)
1. A supporting structure of a grain poking wheel of a dryer comprises an end cover (1) and a shaft sleeve (2), and is characterized in that mounting edges (11) are arranged on the periphery of the end cover (1), a plurality of mounting holes (14) are formed in the mounting edges (11), a sleeve (12) is arranged in the center of the end cover (1), and the shaft sleeve (2) is arranged inside the sleeve (12); the bottom end of the shaft sleeve (2) is provided with a step table, and the bottom end of the sleeve (12) is provided with a retainer ring (13) and a fixing ring (15).
2. The supporting structure of the grain poking wheel of the dryer according to claim 1, wherein the mounting edge (11) and the end cover (1) are arranged in a step shape and are not in the same plane, and the mounting edge (11) and the end cover (1) are arranged at the connection position of the mounting edge and the end cover (1) and the sleeve (12) and the end cover (1) are arranged at the connection position of the mounting edge and the end cover.
3. The supporting structure of the grain poking wheel of the dryer as claimed in claim 1, wherein the diameter of the inner cylindrical surface of the sleeve (12) is smaller than the diameter of the outer ring of the shaft sleeve (2), the shaft sleeve (2) and the sleeve (12) are in interference fit, and the shaft sleeve (2) is made of nylon.
4. A tool device of a grain pushing wheel supporting structure of a dryer comprises a workbench (3), a supporting tool (4), a pneumatic telescopic rod (7), a first blank (8), a second blank (9) and a third blank (10), and is characterized in that the supporting tool (4) is arranged above the workbench (3), and a plurality of supporting pads (5) are arranged between the supporting tool (4) and the workbench (3); a pneumatic telescopic rod (7) is mounted above the workbench (3) through a support, and a pressing plate (6) is arranged at the bottom of the pneumatic telescopic rod (7); an air cylinder (71) is arranged above the pneumatic telescopic rod (7); the first blank (8) is a primary processing component of the end cover (1), the second blank (9) is a next-step processing component of the first blank (8), and the third blank (10) is a next-step processing component of the second blank (9).
5. The tooling device for the supporting structure of the grain poking wheel of the dryer as claimed in claim 4, wherein the supporting tooling (4) is integrally cut from nylon blocks, and the supporting pad (5) is of a wooden fan-shaped structure.
6. The tooling device for the supporting structure of the stirring wheel of the dryer as claimed in claim 4, wherein the first blank (8) is a disc-shaped structure, the outer edge of the second blank (9) forms a mounting edge (11), a primary hole (91) is formed in the center of the second blank (9), the third blank (10) forms a sleeve (12) compared with the second blank (9), and a retaining ring (13) is arranged at the bottom of the sleeve (12).
7. The tooling device for the supporting structure of the grain poking wheel of the dryer as claimed in claim 6, wherein the processing mold of the first blank (8) comprises a first bottom mold (92) and a first pressing mold (95), a first blanking hole (93) is formed in the center of the first bottom mold (92), and a first shearing mold (97) is formed in the center below the first pressing mold (95); a circle of placing grooves (94) are formed in the middle of the first bottom die (92), and a circle of first pressing blocks (96) are arranged below the first pressing die (95) and close to the edge.
8. The tooling device for the supporting structure of the grain poking wheel of the dryer according to claim 6, characterized in that the processing mold of the second blank (9) comprises a second bottom mold (101) and a second pressing mold (104), a first lower sleeve mold (102) is arranged at the center of the second bottom mold (101), a first lower retainer mold (103) is arranged at the inner side of the bottom end of the first lower sleeve mold (102), the upper edge of the first lower retainer mold (103) is rounded, a circle of second pressing block (105) is arranged at the edge of the lower portion of the second pressing mold (104), a first upper sleeve mold (106) is arranged at the center of the lower portion of the second pressing mold (104), and the bottom end of the first upper sleeve mold (106) is rounded.
9. The tooling device for the supporting structure of the grain poking wheel of the dryer according to claim 6, characterized in that, the working procedure processing mold of the third blank (10) comprises a third bottom mold (16) and a third pressing mold (111), a second lower sleeve mold (17) is arranged at the center position of the third bottom mold (16), a second lower retainer ring mold (18) is arranged on the inner side of the bottom end of the second lower sleeve mold (17), a moving die (19) is arranged on the inner side of the second lower retainer die (18), a second upper sleeve die (113) is arranged at the center position below the third pressing die (111), a second shearing die (114) is arranged at the bottom end of the second upper sleeve die (113) through a screw, a circle of upper fixed ring die (115) is arranged on the outer side of the connecting position of the second shearing die (114) and the second upper sleeve die (113), the bottom end edge of the upper fixed ring die (115) is arranged in a fillet mode, and the moving die (19) is of an L-shaped section structure with a narrow upper part and a wide lower part; a plurality of second blanking holes (110) are formed in the position, close to the outer edge, of the third bottom die (16), a third pressing block (112) is arranged at the edge position below the third pressing die (111), and a plurality of third shearing dies (116) are arranged below the third pressing block (112).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210121166.3A CN114508928A (en) | 2022-02-09 | 2022-02-09 | Grain wheel bearing structure and tool equipment are dialled to drying-machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210121166.3A CN114508928A (en) | 2022-02-09 | 2022-02-09 | Grain wheel bearing structure and tool equipment are dialled to drying-machine |
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CN202210121166.3A Pending CN114508928A (en) | 2022-02-09 | 2022-02-09 | Grain wheel bearing structure and tool equipment are dialled to drying-machine |
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CN104976321A (en) * | 2014-04-11 | 2015-10-14 | Skf公司 | Pulley device for belt or chain, manufacturing process of an hollow shaft for such a device and assembly process of such a device |
CN203804267U (en) * | 2014-05-20 | 2014-09-03 | 重庆和佳机械部件制造有限公司 | Running box output shaft oil seal hole, shaft sleeve hole and end cap hole machining device |
CN204258565U (en) * | 2014-12-17 | 2015-04-08 | 深圳市唯真电机有限公司 | End cap group founds kludge |
CN205274890U (en) * | 2015-12-01 | 2016-06-01 | 福建浔兴拉链科技股份有限公司 | Novel a I -shaped section of thick bamboo |
CN206309799U (en) * | 2016-12-20 | 2017-07-07 | 新昌县明瑞关节轴承有限公司 | A kind of installation equipment of self-lubricating knuckle bearing |
CN210769868U (en) * | 2019-09-09 | 2020-06-16 | 浙江科好塑料机械有限公司 | External bearing seat of stirrer |
CN213887749U (en) * | 2020-11-17 | 2021-08-06 | 杭州曙光火花塞有限公司 | Stamping device for shaft sleeve blank |
CN214442217U (en) * | 2020-12-31 | 2021-10-22 | 无锡豫玛动力科技有限公司 | Hydraulic forming motor end cover |
CN214544016U (en) * | 2021-03-01 | 2021-10-29 | 江苏申氢宸科技有限公司 | Semi-automatic motor assembling platform |
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