CN116972076A - Winding machine shaft sleeve and processing technology thereof - Google Patents
Winding machine shaft sleeve and processing technology thereof Download PDFInfo
- Publication number
- CN116972076A CN116972076A CN202311067016.XA CN202311067016A CN116972076A CN 116972076 A CN116972076 A CN 116972076A CN 202311067016 A CN202311067016 A CN 202311067016A CN 116972076 A CN116972076 A CN 116972076A
- Authority
- CN
- China
- Prior art keywords
- rod
- fixedly connected
- shaft sleeve
- sleeve
- inner sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004804 winding Methods 0.000 title claims abstract description 6
- 238000005516 engineering process Methods 0.000 title abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052802 copper Inorganic materials 0.000 claims abstract description 57
- 239000010949 copper Substances 0.000 claims abstract description 57
- 239000011159 matrix material Substances 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000011127 biaxially oriented polypropylene Substances 0.000 claims abstract description 4
- 229920006378 biaxially oriented polypropylene Polymers 0.000 claims abstract description 4
- 230000008093 supporting effect Effects 0.000 claims description 59
- 238000003825 pressing Methods 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 20
- 239000010410 layer Substances 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000012791 sliding layer Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 6
- 238000003892 spreading Methods 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 5
- 229920004933 Terylene® Polymers 0.000 claims description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000011265 semifinished product Substances 0.000 claims description 3
- 239000002585 base Substances 0.000 description 51
- 238000010586 diagram Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
- F16C43/00—Assembling bearings
- F16C43/02—Assembling sliding-contact bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/58—Winding and joining, e.g. winding spirally helically
- B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
-
- 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
-
- 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
- F16C2220/00—Shaping
- F16C2220/28—Shaping by winding impregnated fibres
-
- 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
- F16C2220/00—Shaping
- F16C2220/40—Shaping by deformation without removing material
- F16C2220/48—Shaping by deformation without removing material by extrusion, e.g. of metallic profiles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a wire twisting machine shaft sleeve and a processing technology thereof, belonging to the technical field of wire twisting machine shaft sleeves, and the processing technology comprises a shaft sleeve copper matrix, wherein an inner sleeve is arranged in an inner cavity of the shaft sleeve copper matrix, and the technology for manufacturing the inner sleeve comprises the following steps: a. manufacturing a base material; b. forming a base material coiled pipe; c. the base material on the metal mandrel is tightly wrapped by the BOPP winding film, the product is taken out after being solidified for 8 hours at the temperature of 350 ℃ of the oven, and the product is demoulded after being cooled to the room temperature, so that the required inner sleeve is obtained.
Description
Technical Field
The invention relates to the technical field of a wire twisting machine shaft sleeve, in particular to a wire twisting machine shaft sleeve and a processing technology thereof.
Background
The original stranding machine supporting wheel bearing is an SKF rolling bearing which bears heavy load and impact load, and has the defects of short service life, easy damage and high maintenance cost;
in the prior art, in order to improve the service life of a supporting wheel bearing of a wire twisting machine, an inner sleeve is usually added in a bearing sleeve, and the existing processing technology of the bearing sleeve is to press-fit the inner sleeve into a shaft sleeve base body, wherein the mode is generally to limit or fix the base body firstly, then place the inner sleeve in the base body, and then set a pressing plate above the inner sleeve to directly press the inner sleeve into the base body, but the following problems exist in the mode:
the inner sleeve is placed in a state that the inner sleeve is perpendicular to the base body as much as possible and cannot be inclined, but the inner sleeve cannot be clamped or fixed in other modes in the placing process, so that the inner sleeve is difficult to incline, and the inner sleeve can incline in the base body when being pressed down, so that the inner sleeve is damaged.
Based on the above, the invention designs a winch shaft sleeve and a processing technology thereof, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a winch shaft sleeve and a processing technology thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the shaft sleeve of the wire twisting machine comprises a shaft sleeve copper matrix, wherein an inner sleeve is arranged in an inner cavity of the shaft sleeve copper matrix, and the process for manufacturing the inner sleeve comprises the following steps of:
a. manufacturing a base material; the method comprises the steps of adopting a glass fiber yarn and glass fiber yarn woven cloth to be compounded to serve as a bearing layer of a base material, adopting terylene and tetrafluorocloth to serve as a sliding layer of the base material, and compounding the bearing layer and the sliding layer to prepare a required base material;
b. forming a base material coiled pipe; preparing a proper metal mandrel according to the size of a shaft sleeve copper matrix, coating a release agent on the metal mandrel, putting the base material on a frame, pulling out one end of the base material, removing excessive resin on the base material after passing through a resin pool, increasing the tension to 1000N by a tension wheel, and rolling the base material on a die to a specified size;
c. and tightly wrapping the base material on the metal mandrel by using a BOPP winding film, solidifying for 8 hours at the temperature of 350 ℃ in an oven, taking out the product, cooling to room temperature, and demoulding to obtain the required inner sleeve.
A processing technology of a winch shaft sleeve, which comprises the following steps:
step one: processing the copper matrix into a shaft sleeve semi-finished product;
step two: the inner sleeve is pressed into the copper matrix of the shaft sleeve through a press-fit device; the press-fitting device comprises a base, a supporting plate is arranged above the base, a through hole is formed in the supporting plate, a limit sleeve is fixedly connected to the top of the supporting plate, and a bottom plate is slidably connected to the supporting plate; the bottom plate is fixedly connected with a first spring for resetting the bottom plate, the top end of the bottom plate penetrates through the through hole, the top end of the bottom plate is fixedly connected with a bearing plate, the top end of the bearing plate is fixedly connected with a stand column, and the stand column is slidably connected with a plurality of supporting sheets; the support frame comprises a plurality of support plates, a plurality of limiting groups, a plurality of support plates and a plurality of limiting groups, wherein the support plates are fixedly connected with second springs for resetting the support plates, inclined contact parts and horizontal pressing parts are arranged on the support plates, a pressing rod is arranged above each upright post, the section of the pressing rod is in a T shape, the top of the pressing rod is fixedly connected with a cover plate, a driving group is arranged behind each cover plate and is used for driving the cover plate to linearly descend, and the limiting groups are arranged below the driving groups and are used for limiting the bottom plates, so that the limiting groups are used for releasing the limitation of the bottom plates after the cover plates are contacted with the top ends of the upright posts;
step three: after the press fitting is finished, the whole is finished, so that the parts meet the machining precision requirement of the drawing.
As a further scheme of the invention, the limiting group comprises a T-shaped rod, and the T-shaped rod is in sliding connection with the base in the vertical direction; the T-shaped rod is fixedly connected with a third spring for resetting the T-shaped rod, the T-shaped rod is rotationally connected with two supporting rods, the two supporting rods are rotationally connected with stop rods, the two stop rods are used for blocking a bottom plate, a vertical rod is arranged above the T-shaped rod, and the vertical rod is used for pressing down the T-shaped rod;
the driving group can drive the vertical rod to press the T-shaped rod after the driving cover plate descends for a certain distance.
As a further scheme of the invention, the driving group comprises a cylinder, the cylinder is fixedly connected with the base, the top end of the cylinder is fixedly connected with an L-shaped rod, the L-shaped rod is fixedly connected with the cover plate, the L-shaped rod is fixedly connected with a driving rod, the driving rod is in sliding connection with the vertical rod, and a fourth spring for resetting the driving rod is fixedly connected between the driving rod and the vertical rod.
As a further scheme of the invention, the supporting plate is rotationally connected with the base, the inner wall of the base is fixedly connected with a limiting piece, a torsion spring is sleeved on the rotating shaft of the supporting plate, the driving rod is U-shaped, and the driving rod is slidably connected with two rack rods; the two rack bars are fixedly connected with fifth springs for resetting the rack bars, gears are arranged below the two rack bars, and the two gears are respectively and slidably connected to two rotating shafts of the supporting plate; the gear is fixedly connected with a sixth spring for enabling the gear to reset, pull rods are sleeved outside the gears, the pull rods are located on the outer sides of the stop rods respectively, and the pull rods can be pushed by the stop rods.
As a further scheme of the invention, the side wall of the pull rod is rotatably connected with a ball.
As a further aspect of the present invention, the ends of the spreader plates are each glued with a rubber roller.
As a further scheme of the invention, the end part of the spreading sheet is fixedly connected with a contact sheet, and the contact sheet is arc-shaped.
Compared with the prior art, the invention has the beneficial effects that:
1. the structure of the copper-based and high polymer composite material is adopted, the composite material is a modified reinforced material with fiber resin as a matrix, and the composite material has the characteristics of low friction coefficient, good wear resistance, high bearing capacity, impact resistance and the like through coiled pipe or compression molding, so that the service life of a product can be greatly prolonged.
2. The inner sleeve can be changed into a state close to a solid body from a cylinder body through the joint action of the bearing plate, the cover plate and the supporting plate during press fitting, so that the mode that the inner sleeve is pressed by the upper force to move the inner sleeve downwards along the inner wall of the copper matrix of the shaft sleeve during press fitting originally becomes that the bearing plate is pressed by the cover plate to pull the inner sleeve to descend, friction force is reduced, deformation is prevented, press fitting of the inner sleeve can be facilitated during press fitting, and the inner sleeve can be press-fitted and formed once.
3. After the press fitting is finished, the top of the bearing plate is lower than the bottom of the shaft sleeve copper matrix, so that the top and the bottom of the inner sleeve can be positioned in the shaft sleeve copper matrix by a certain margin, and the subsequent finish machining is convenient.
Drawings
FIG. 1 is a schematic view of the structure of the inner sleeve and sleeve copper matrix of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of the positional relationship of the base plate, support plate and receiving plate and the upright of the present invention;
FIG. 4 is a schematic view showing the positional relationship of the receiving plate, the cover plate and the stop collar after the press-fitting of the copper matrix of the inner sleeve box sleeve is completed;
FIG. 5 is a schematic diagram of the connection between the posts and the spreader of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
FIG. 7 is a schematic view of the positional relationship among the spacing block, the bottom plate and the base of the present invention;
FIG. 8 is a schematic view showing the positional relationship among the lower strut, the cover plate and the vertical rod of the present invention;
FIG. 9 is a schematic view of the positional relationship between the T-bar, bar and bottom plate of the present invention;
FIG. 10 is a schematic view of the positional relationship among the tie rod, gear, support plate and stop collar of the present invention;
FIG. 11 is a schematic view of the positional relationship among the tie rods, balls and gears according to the present invention;
FIG. 12 is a schematic view showing the positional relationship between the rack bar and the fifth spring of the present invention;
FIG. 13 is a schematic diagram of the connection between the spreader and the contact plate according to the present invention;
fig. 14 is a process flow diagram of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. a sleeve copper substrate; 2. an inner sleeve; 3. a base; 4. a support plate; 5. a through hole; 6. a limit sleeve; 7. a bottom plate; 8. a first spring; 9. a receiving plate; 10. a column; 11. a spreader sheet; 12. a rubber roller; 13. a contact portion; 14. a pressing part; 15. pressing down a rod; 16. a cover plate; 17. a second spring; 18. a T-shaped rod; 19. a third spring; 20. a support rod; 21. a stop lever; 22. a vertical rod; 23. a cylinder; 24. an L-shaped rod; 25. a driving rod; 26. a fourth spring; 27. a rack bar; 28. a sixth spring; 29. a fifth spring; 30. a gear; 31. a pull rod; 32. a ball; 33. a contact piece; 34. a limiting piece; 35. and (3) a torsion spring.
Detailed Description
Referring to fig. 1 to 14, the present invention provides a technical solution:
the shaft sleeve of the wire twisting machine comprises a shaft sleeve copper matrix 1, wherein an inner cavity of the shaft sleeve copper matrix 1 is provided with an inner sleeve 2, and the process for manufacturing the inner sleeve 2 comprises the following steps of:
a. manufacturing a base material; the method comprises the steps of adopting a glass fiber yarn and glass fiber yarn woven cloth to be compounded to serve as a bearing layer of a base material, adopting terylene and tetrafluorocloth to serve as a sliding layer of the base material, and compounding the bearing layer and the sliding layer to prepare a required base material;
b. forming a base material coiled pipe; preparing a proper metal mandrel according to the size of the shaft sleeve copper matrix 1, coating a release agent on the metal mandrel, putting the base material on a frame, pulling out one end of the base material, removing excessive resin on the base material after passing through a resin pool, increasing the tension to 1000N by a tension wheel, and rolling the base material on a die to a specified size;
c. and tightly wrapping the base material on the metal mandrel by using a BOPP winding film, solidifying for 8 hours at the temperature of 350 ℃ in an oven, taking out the product, cooling to room temperature, and demoulding to obtain the required inner sleeve 2.
The structure of the copper sheathing matrix 1 and the inner sheathing 2 is adopted, wherein the sliding layer of the base material of the inner sheathing 2 is made of terylene and tetrafluorocloth, and the fabric has the advantages of quick drying, acid and alkali resistance, good wear resistance, firmness, durability, good elasticity, difficult deformation and the like;
the plain weave mode is adopted when the fabric is woven, and the fabric has the following advantages: the inner sleeve 2 has the characteristics of low friction coefficient, good wear resistance, high bearing capacity, impact resistance and the like, and can greatly prolong the service life of products.
A processing technology of a winch shaft sleeve, which comprises the following steps:
step one: processing the copper matrix into a shaft sleeve semi-finished product;
step two: the inner sleeve 2 is pressed into the copper matrix 1 of the shaft sleeve by a pressing device; the press-fit device comprises a base 3, a support plate 4 is arranged above the base 3, a through hole 5 is formed in the support plate 4, a limit sleeve 6 is fixedly connected to the top of the support plate 4, and a bottom plate 7 is slidably connected to the support plate 4; the bottom plate 7 is fixedly connected with a first spring 8 for resetting the bottom plate 7, the top end of the bottom plate 7 penetrates through the through hole 5, the top end of the bottom plate 7 is fixedly connected with a bearing plate 9, the top end of the bearing plate 9 is fixedly connected with a stand column 10, and the stand column 10 is slidably connected with a plurality of supporting pieces 11; the plurality of the stretching sheets 11 are fixedly connected with second springs 17 for resetting the stretching sheets, the stretching sheets 11 are provided with inclined contact parts 13 and horizontal pressing parts 14, pressing rods 15 are arranged above the upright posts 10, the sections of the pressing rods 15 are T-shaped, the top of each pressing rod 15 is fixedly connected with a cover plate 16, a driving group is arranged behind each cover plate 16 and used for driving each cover plate 16 to linearly descend, a limiting group is arranged below each driving group and used for limiting the bottom plate 7, and the limiting groups are used for releasing the limitation of the bottom plate 7 after the cover plates 16 are contacted with the top ends of the upright posts 10;
step three: after the press fitting is finished, the whole is finished, so that the parts meet the machining precision requirement of the drawing.
In the scheme, when the sleeve copper base 1 and the inner sleeve 2 are pressed and assembled, the supporting plate 4 is supported through the base 3, the sleeve copper base 1 is firstly placed in the limiting sleeve 6 on the supporting plate 4, the sleeve copper base 1 is supported and limited through the limiting sleeve 6, and then the manufactured cut inner sleeve 2 passes through the upright post 10 and is placed on the bearing plate 9;
then starting a driving group, wherein the driving group drives a cover plate 16 and a pressing rod 15 to linearly descend when working, the bottom end of the pressing rod 15 is contacted with contact parts 13 on a plurality of supporting sheets 11 after being lowered to a certain extent, the contact parts 13 are obliquely arranged, when the pressing rod 15 is contacted with the pressing rod 15, the supporting sheets 11 are pushed by the contact parts 13 to slide outwards along the upright post 10 and compress a second spring 17, the supporting sheets 11 are contacted with the inner sleeve 2 from inside after moving to a limit position and exert a supporting effect on the inner sleeve 2 from inside, the bottom end of the pressing rod 15 is contacted with a pressing part 14 after the supporting sheets 11 move to the limit position, at the moment, the bottom end of the pressing rod 16 is contacted with the top end of the inner sleeve 2 and the top end of the upright post 10, the pressing part 14 is a horizontal plane, when the pressing rod 15 is contacted with the pressing part 14, the pressing rod 16 is continuously lowered, the upright post 10 and the supporting sheets 11 and the inner sleeve 2 are driven to descend by the pressing part 14, and when the pressing rod 16 is lowered to be contacted with the upright post 10, the limiting group can release the limit of the bottom plate 7;
at this time, when the driving group drives the cover plate 16 to descend, the upright post 10, the bearing plate 9 and the inner sleeve 2 are all descended in the interior of the shaft sleeve copper matrix 1, at this time, the bearing plate 9 also descends with the bottom plate 7, when the bottom plate 7 descends, the bottom plate 7 slides downwards along the supporting plate 4 and compresses the first spring 8, the diameter of the through hole 5 is smaller than that of the shaft sleeve copper matrix 1, when the driving group drives the cover plate 16 to descend to the limit position, the bottom of the bearing plate 9 is contacted with the top of the supporting plate 4, at this time, the top of the bearing plate 9 is lower than that of the shaft sleeve copper matrix 1, at this time, the inner sleeve 2 is partially outside the shaft sleeve copper matrix 1 after entering the interior of the shaft sleeve copper matrix 1, at this time, the inner sleeve 2 is also pressed into the interior of the shaft sleeve copper matrix 1, then the driving group drives the cover plate 16 to reset, the bottom plate 7 also resets under the action of the first spring 8, at this time, the bearing plate 9 can jack up 2 from the lower direction, 2 can drive the shaft sleeve 1 to ascend from the interior of the limit sleeve 6, and the lower pressure lever 15 is separated from the second spring 17, the inner sleeve 11 can be directly pulled out of the support piece 11, and the inner sleeve 2 can be pulled out after the support piece 11 is pulled out, and the inner sleeve 11 can be pulled out, thus completed;
before press fitting, the lower pressing rod 15 contacts with the contact part 13 to enable the supporting plate 11 to contact with the inner wall of the inner sleeve 2 from the inner side, so that the inner sleeve 2 is supported, the bearing plate 9 is positioned at the bottom of the inner sleeve 2 when the inner sleeve 2 is placed, and the cover plate 16 is positioned above the inner sleeve 2 when the inner sleeve 2 descends, so that the top, the bottom and the inner part of the inner sleeve 2 are supported and limited, the situation that the inner sleeve 2 is inclined to one side to damage the inner sleeve 2 due to non-uniform pressure when the inner sleeve is pressed into the shaft sleeve copper matrix 1 can be prevented, the inner sleeve 2 can be changed into a state close to a solid body from one cylinder body through the combined action of the bearing plate 9, the cover plate 16 and the supporting plate 11 when the inner sleeve 2 is pressed, the inner sleeve 2 of the original cylinder body is pressed by the upper force to downwards slide along the inner wall of the shaft sleeve copper matrix 1, and the bearing plate 9 is pressed downwards to pull the inner sleeve 2, so that friction force is reduced, the inner sleeve 2 is prevented from being damaged, and the inner sleeve 2 can be pressed into one-time as shown in the figure, and the inner sleeve 2 can be pressed into shape, and the inner sleeve 2 can be conveniently pressed into shape when being pressed into one-formed;
after the press fitting is completed, the top of the bearing plate 9 is lower than the bottom of the shaft sleeve copper matrix 1, so that the top and the bottom of the inner sleeve 2 can be positioned in the shaft sleeve copper matrix 1 by a certain margin, and the subsequent finish machining is convenient.
As a further scheme of the invention, the limiting group comprises a T-shaped rod 18, and the T-shaped rod 18 is in sliding connection with the base 3 in the vertical direction; the T-shaped rod 18 is fixedly connected with a third spring 19 for resetting the T-shaped rod 18, the T-shaped rod 18 is rotatably connected with two supporting rods 20, the two supporting rods 20 are rotatably connected with a stop rod 21, the two stop rods 21 are used for blocking the bottom plate 7, a vertical rod 22 is arranged above the T-shaped rod 18, and the vertical rod 22 is used for pressing down the T-shaped rod 18;
the drive unit is capable of driving the vertical bar 22 to press down the T-bar 18 after the cover 16 is driven down a certain distance.
When the above-mentioned limit group is in operation, when the cover 16 is located at the top end of the upright post 10 and is in press-fitting, the two stop rods 21 limit the bottom plate 7, so that the bottom plate 7 cannot slide down along the supporting plate 4, thereby ensuring that the lower pressing rod 15 can drive the supporting piece 11 to support the inner sleeve 2, when the driving group drives the cover 16 to descend to be in contact with the top end of the upright post 10, the vertical rod 22 presses down the T-shaped rod 18, so that the T-shaped rod 18 slides down along the base 3 and compresses the third spring 19, at this time, the T-shaped rod 18 pushes the two stop rods 21 to slide along the base 3 through the two stop rods 20, thereby the stop rods 21 move to two sides of the bottom plate 7, at this time, the limit of the bottom plate 7 can be released by the two stop rods 21, at this time, the cover 16 can contact with the pressing part 14, so that the supporting piece 11 cannot reset, at this time, the cover 16 can press the upright post 10 and the bearing plate 9 can descend, thereby the inner sleeve 2 can descend in the shaft sleeve 1, thereby press-fitting work.
As a further scheme of the invention, the driving set comprises an air cylinder 23, the air cylinder 23 is fixedly connected with the base 3, an L-shaped rod 24 is fixedly connected to the top end of the air cylinder 23, the L-shaped rod 24 is fixedly connected with the cover plate 16, a driving rod 25 is fixedly connected to the L-shaped rod 24, the driving rod 25 is slidably connected with the vertical rod 22, and a fourth spring 26 for resetting the driving rod 25 is fixedly connected between the driving rod 25 and the vertical rod 22.
When the driving group works, the cylinder 23 is started during the press-fitting work, the cover plate 16 is driven to descend through the L-shaped rod 24 in the shortening process of the cylinder 23, the vertical rod 22 downwards presses the T-shaped rod 18 to the limit position after the lower pressing rod 15 is contacted with the supporting piece 11, the stop rod 21 is separated from the bottom plate 7 after the T-shaped rod 18 is downwards moved to the limit position, the cover plate 16 is contacted with the upright post 10, the upright post 10 is continuously downwards pressed by the rear cover plate 16, the upright post 10, the bearing plate 9 and the inner sleeve 2 are downwards moved together, and the vertical rod 22 slides along the driving rod 25 and compresses the fourth spring 26.
As a further scheme of the invention, the supporting plate 4 is rotationally connected with the base 3, the inner wall of the base 3 is fixedly connected with a limiting piece 34, a torsion spring 35 is sleeved on the rotating shaft of the supporting plate 4, the driving rod 25 is U-shaped, and the driving rod 25 is slidably connected with two rack rods 27; the two rack bars 27 are fixedly connected with a fifth spring 29 for resetting the rack bars, gears 30 are arranged below the two rack bars 27, and the two gears 30 are respectively and slidably connected to two rotating shafts of the supporting plate 4; the two gears 30 are fixedly connected with a sixth spring 28 for resetting the gears 30, pull rods 31 are sleeved outside the two gears 30, the two pull rods 31 are respectively positioned on the outer sides of the two stop rods 21, and the two pull rods 31 can be pushed by the two stop rods 21.
In the scheme, when the pressure mounting work is carried out, the support plate 4 is rotationally connected with the base 3, the support plate 4 is in a horizontal state under the support action of the torsion spring 35 and the limit piece 34, the L-shaped rod 24 and the driving rod 25 are simultaneously lowered, the driving rod 25 is contacted with the gear 30 when being lowered by a small distance, the rack rod 27 is only provided with teeth near the bottom, the torsion spring 35 and the limit piece 34 support the support plate 4, the bottom end of the rack rod 27 does not drive the gear 30 to rotate when contacting with the gear 30, the rack rod 27 slides along the driving rod 25 and compresses the fifth spring 29 until the stop rod 21 releases the limit of the bottom plate 7, the fifth spring 29 is gradually compressed along with the lowering of the cover plate 16, when the stop rod 22 is contacted with the T-shaped rod 18, the stop rod 21 is moved to one side through the support rod 20, the stop rod 31 is pushed to slide along the base 3 when the stop rod 31 slides, the gear 30 is pulled along the rotating shaft 4, the gear 27 is also released when the stop rod 31 slides along the rotating shaft 4, the gear 27 is stopped from moving to the lower side of the gear 30, the fifth spring is released when the stop rod 27 is released, the fifth spring is released, the limit of the stop rod is released when the stop rod 27 is moved to the upper side of the stop rod 27 is released, the limit of the fifth spring 30 is released, and the limit of the stop rod 27 is moved to the upper side of the gear 30 is released, and the limit piece 27 is released, and the limit of the elastic stop rod 27 is released, and the stop rod 27 is moved, and the stop rod is moved to the upper side, and is moved, and the stop rod is moved, and is. Until the press-fitting work of the inner sleeve 2 and the shaft sleeve copper matrix 1 is completed;
after the press fitting work is completed, the cylinder 23 drives the L-shaped rod 24 and the cover plate 16 to rise, the driving rod 25 and the rack rod 27 can rise along with the lifting, after the lifting to the position where the vertical rod 22 and the T-shaped rod 18 are separated, the T-shaped rod 18 can reset under the action of the third spring 19, then the pull rod 31 and the gear 30 also reset under the elastic reset action of the sixth spring 28, at the moment, the gear 30 can move to the upper position of the rack rod 27, then when the rack rod 27 contacts with the gear 30, the gear 30 can be meshed and drive the supporting plate 4 to rotate and compress the torsion spring 35, the rotating angle of the supporting plate 4 is larger than ninety degrees, after the supporting plate 4 rotates to the limit position, the press fitting completed inner sleeve 2 and the shaft sleeve copper matrix 1 can fall in front of the base 3 on the bearing plate 9, the material borrowing box is placed in front of the base 3, thus the blanking work of the inner sleeve 2 and the shaft sleeve copper matrix 1 is completed, and after the cylinder 23 stretches to the limit position, the rack rod 27 returns to the initial position again.
As a further aspect of the present invention, the side wall of the pull rod 31 is rotatably connected with a ball 32.
In operation, the balls 32 reduce friction with the tie rod 31 when the gear 30 rotates.
Embodiment one:
as a further aspect of the present invention, rubber rollers 12 are glued to the ends of the spreader tabs 11.
When the scheme is in operation, the rubber roller 12 can be in contact with the inner sleeve 2 after the spreading sheet 11 is spread by the rubber roller 12, the rubber roller 12 has a certain buffer function, so that the inner sleeve 2 is extruded to generate an indentation after the spreading sheet 11 is in contact with the inner sleeve 2, and the inner sleeve 2 can be buffered by the buffer function on the premise of meeting the spreading function of the inner sleeve 2 on the premise that the inner sleeve 2 is pressed into the inner sleeve copper matrix 1 by the rubber roller 12.
Embodiment two:
as a further aspect of the present invention, the end of the spreader 11 is fixedly connected with a contact piece 33, and the contact piece 33 is arc-shaped.
The above scheme also can play good supporting role when working through arc contact piece 33 distributes in the inside of endotheca 2 to contact piece 33 outside glue has the rubber layer, also can cushion and support.
Working principle: the supporting plate 4 is supported through the base 3, when the shaft sleeve copper matrix 1 and the inner sleeve 2 are pressed, the shaft sleeve copper matrix 1 is placed in the limiting sleeve 6 on the supporting plate 4, the shaft sleeve copper matrix 1 is supported and limited through the limiting sleeve 6, and then the manufactured cut inner sleeve 2 passes through the upright post 10 and is placed on the bearing plate 9;
then starting a driving group, wherein the driving group drives a cover plate 16 and a pressing rod 15 to linearly descend when working, the bottom end of the pressing rod 15 is contacted with contact parts 13 on a plurality of supporting sheets 11 after being lowered to a certain extent, the contact parts 13 are obliquely arranged, when the pressing rod 15 is contacted with the pressing rod 15, the supporting sheets 11 are pushed by the contact parts 13 to slide outwards along the upright post 10 and compress a second spring 17, the supporting sheets 11 are contacted with the inner sleeve 2 from inside after moving to a limit position and exert a supporting effect on the inner sleeve 2 from inside, the bottom end of the pressing rod 15 is contacted with a pressing part 14 after the supporting sheets 11 move to the limit position, at the moment, the bottom end of the pressing rod 16 is contacted with the top end of the inner sleeve 2 and the top end of the upright post 10, the pressing part 14 is a horizontal plane, when the pressing rod 15 is contacted with the pressing part 14, the pressing rod 16 is continuously lowered, the upright post 10 and the supporting sheets 11 and the inner sleeve 2 are driven to descend by the pressing part 14, and when the pressing rod 16 is lowered to be contacted with the upright post 10, the limiting group can release the limit of the bottom plate 7;
then when the driving group drives the cover plate 16 to descend, the upright post 10, the bearing plate 9 and the inner sleeve 2 are all descended in the shaft sleeve copper matrix 1, when the bearing plate 9 is descended with the bottom plate 7, the bottom plate 7 is descended along the supporting plate 4 and compresses the first spring 8, the diameter of the through hole 5 is smaller than that of the shaft sleeve copper matrix 1, when the driving group drives the cover plate 16 to descend to the limit position, the bottom of the bearing plate 9 is contacted with the top of the supporting plate 4, and when the top of the bearing plate 9 is lower than the bottom of the shaft sleeve copper matrix 1, so that when the inner sleeve 2 enters the shaft sleeve copper matrix 1, the bottom and the top of the inner sleeve 2 are all partially outside the shaft sleeve copper matrix 1, when the inner sleeve 2 is also pressed into the shaft sleeve copper matrix 1, then the driving group drives the cover plate 16 to reset, the bottom plate 7 is reset under the action of the first spring 8, when the driving group drives the cover plate 9 to jack up 2 from the lower direction, the bottom of the bearing plate 9 is also lifted from the inside the limit sleeve copper matrix 6, and when the bearing plate 9 is lifted up, and when the bearing plate 9 is lifted down is lower than the bottom of the shaft sleeve copper matrix 1, the bottom of the bearing plate 9 is lower than the bearing plate, so that when the bearing plate 2 is separated from the second spring 11, the bearing plate 11 is separated from the bearing plate 11, and the bearing plate 11 is directly pulled out of the inner sleeve 2, and the bearing plate 11 can be pulled out, and the bearing plate 11 can be directly when the bearing plate is pulled;
before press fitting, the lower pressing rod 15 contacts with the contact part 13 to enable the supporting plate 11 to contact with the inner wall of the inner sleeve 2 from the inner side, so that the inner sleeve 2 is supported, the bearing plate 9 is positioned at the bottom of the inner sleeve 2 when the inner sleeve 2 is placed, and the cover plate 16 is positioned above the inner sleeve 2 when the inner sleeve 2 descends, so that the top, the bottom and the inner part of the inner sleeve 2 are supported and limited, the situation that the inner sleeve 2 is inclined to one side to damage the inner sleeve 2 due to non-uniform pressure when the inner sleeve is pressed into the shaft sleeve copper matrix 1 can be prevented, the inner sleeve 2 can be changed into a state close to a solid body from one cylinder body through the combined action of the bearing plate 9, the cover plate 16 and the supporting plate 11 when the inner sleeve 2 is pressed, the inner sleeve 2 of the original cylinder body is pressed by the upper force to downwards slide along the inner wall of the shaft sleeve copper matrix 1, and the bearing plate 9 is pressed downwards to pull the inner sleeve 2, so that friction force is reduced, the inner sleeve 2 is prevented from being damaged, and the inner sleeve 2 can be pressed into one-time as shown in the figure, and the inner sleeve 2 can be pressed into shape, and the inner sleeve 2 can be conveniently pressed into shape when being pressed into one-formed;
after the press fitting is completed, the top of the bearing plate 9 is lower than the bottom of the shaft sleeve copper matrix 1, so that the top and the bottom of the inner sleeve 2 can be positioned in the shaft sleeve copper matrix 1 by a certain margin, and the subsequent finish machining is convenient.
Claims (8)
1. The shaft sleeve of the wire twisting machine comprises a shaft sleeve copper base body (1), and is characterized in that an inner sleeve (2) is arranged in an inner cavity of the shaft sleeve copper base body (1), and the process for manufacturing the inner sleeve (2) comprises the following steps:
a. manufacturing a base material; the method comprises the steps of adopting a glass fiber yarn and glass fiber yarn woven cloth to be compounded to serve as a bearing layer of a base material, adopting terylene and tetrafluorocloth to serve as a sliding layer of the base material, and compounding the bearing layer and the sliding layer to prepare a required base material;
b. forming a base material coiled pipe; preparing a proper metal mandrel according to the size of a shaft sleeve copper matrix (1), coating a release agent on the metal mandrel, putting the base material on a frame, pulling out one end of the base material, removing excessive resin on the base material after passing through a resin pool, increasing the tension to 1000N by a tension wheel, and rolling the base material on a die to a specified size;
c. and tightly wrapping the base material on the metal mandrel by using a BOPP winding film, solidifying for 8 hours at the temperature of 350 ℃ in an oven, taking out the product, cooling to room temperature, and demoulding to obtain the required inner sleeve (2).
2. A process for processing a shaft sleeve of a wire twisting machine, which is used for processing the shaft sleeve of the wire twisting machine in claim 1, and is characterized by comprising the following steps:
step one: processing the copper matrix into a shaft sleeve semi-finished product;
step two: the inner sleeve (2) is pressed into the copper matrix (1) of the shaft sleeve through a press-fitting device; the press-fit device comprises a base (3), a supporting plate (4) is arranged above the base (3), a through hole (5) is formed in the supporting plate (4), a limit sleeve (6) is fixedly connected to the top of the supporting plate (4), and a bottom plate (7) is slidably connected to the supporting plate (4); the bottom plate (7) is fixedly connected with a first spring (8) for resetting the bottom plate, the top end of the bottom plate (7) penetrates through the through hole (5), the top end of the bottom plate (7) is fixedly connected with a bearing plate (9), the top end of the bearing plate (9) is fixedly connected with a stand column (10), and the stand column (10) is slidably connected with a plurality of supporting sheets (11); the support frame comprises a plurality of support plates (11), wherein second springs (17) used for resetting the support plates are fixedly connected to the support plates (11), inclined contact portions (13) and horizontal pressing portions (14) are formed in the support plates (11), pressing rods (15) are arranged above the upright posts (10), the cross sections of the pressing rods (15) are T-shaped, cover plates (16) are fixedly connected to the tops of the pressing rods (15), driving groups are arranged behind the cover plates (16), the driving groups are used for driving the cover plates (16) to linearly descend, limiting groups are arranged below the driving groups and used for limiting the bottom plates (7), and the limiting groups are used for releasing the limiting of the bottom plates (7) after the cover plates (16) are contacted with the top ends of the upright posts (10); step three: after the press fitting is finished, the whole is finished, so that the parts meet the machining precision requirement of the drawing.
3. The process for processing the shaft sleeve of the wire twisting machine according to claim 2, wherein the process comprises the following steps of: the limiting group comprises a T-shaped rod (18), and the T-shaped rod (18) is in sliding connection with the base (3) in the vertical direction; the T-shaped rod (18) is fixedly connected with a third spring (19) for resetting the T-shaped rod, the T-shaped rod (18) is rotationally connected with two supporting rods (20), the two supporting rods (20) are rotationally connected with stop rods (21), the two stop rods (21) are used for blocking the bottom plate (7), a vertical rod (22) is arranged above the T-shaped rod (18), and the vertical rod (22) is used for pressing down the T-shaped rod (18);
the driving group can drive the vertical rod (22) to press down the T-shaped rod (18) after the driving cover plate (16) descends for a certain distance.
4. A process for manufacturing a wire twisting machine sleeve according to claim 3, wherein: the driving group comprises an air cylinder (23), the air cylinder (23) is fixedly connected with a base (3), an L-shaped rod (24) is fixedly connected to the top end of the air cylinder (23), the L-shaped rod (24) is fixedly connected with a cover plate (16), a driving rod (25) is fixedly connected to the L-shaped rod (24), the driving rod (25) is slidably connected with a vertical rod (22), and a fourth spring (26) for enabling the driving rod (25) to reset is fixedly connected between the driving rod (25) and the vertical rod (22).
5. A process for manufacturing a wire twisting machine sleeve according to claim 3, wherein: the support plate (4) is rotationally connected with the base (3), a limit piece (34) is fixedly connected to the inner wall of the base (3), a torsion spring (35) is sleeved on a rotating shaft of the support plate (4), the driving rod (25) is U-shaped, and the driving rod (25) is slidably connected with two rack rods (27); the two rack bars (27) are fixedly connected with fifth springs (29) for resetting the rack bars, gears (30) are arranged below the two rack bars (27), and the two gears (30) are respectively and slidably connected to two rotating shafts of the supporting plate (4); the gear (30) is fixedly connected with a sixth spring (28) for enabling the gear to reset, the outside of the gear (30) is sleeved with a pull rod (31), the pull rods (31) are respectively located on the outer sides of the stop rods (21), and the pull rods (31) can be pushed by the stop rods (21).
6. The process for processing the shaft sleeve of the wire twisting machine according to claim 5, wherein the process comprises the following steps of: the side wall of the pull rod (31) is rotatably connected with a ball (32).
7. The process for processing the shaft sleeve of the wire twisting machine according to claim 1, wherein the process comprises the following steps of: rubber rollers (12) are glued at the ends of the spreading sheets (11).
8. The process for processing the shaft sleeve of the wire twisting machine according to claim 1, wherein the process comprises the following steps of: the end part of the spreading sheet (11) is fixedly connected with a contact sheet (33), and the contact sheet (33) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311067016.XA CN116972076B (en) | 2023-08-23 | 2023-08-23 | Winding machine shaft sleeve and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311067016.XA CN116972076B (en) | 2023-08-23 | 2023-08-23 | Winding machine shaft sleeve and processing technology thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116972076A true CN116972076A (en) | 2023-10-31 |
| CN116972076B CN116972076B (en) | 2024-03-22 |
Family
ID=88473126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311067016.XA Active CN116972076B (en) | 2023-08-23 | 2023-08-23 | Winding machine shaft sleeve and processing technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116972076B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2059546A (en) * | 1979-09-08 | 1981-04-23 | Advanced Composite Componenets | Lined Hollow Shafts |
| JPH01206117A (en) * | 1988-02-12 | 1989-08-18 | Tsubakimoto Chain Co | Bearing with cloth bearing surface and its manufacture |
| US20030226635A1 (en) * | 2002-06-07 | 2003-12-11 | Fish Elson B. | Aeroslide bearing cylinder |
| JP2004107661A (en) * | 2002-08-30 | 2004-04-08 | Oiles Ind Co Ltd | Underwater slide member, and method for manufacturing the same |
| EP1531022A2 (en) * | 2003-11-12 | 2005-05-18 | R.C.M. Italiana S.r.l. | Process for producing bushes of steel and/or other suitable metal, with a lining of material with a low coefficient of friction, and composite bushes produced by this process |
| CN213827843U (en) * | 2020-10-20 | 2021-07-30 | 佛山市铧昌电器有限公司 | Shaft sleeve press-fitting device of meat grinder |
| CN214238004U (en) * | 2020-11-23 | 2021-09-21 | 华南理工大学 | Manual gear pump shaft sleeve press-fitting device |
| CN113857823A (en) * | 2021-11-13 | 2021-12-31 | 安徽省凯杰机械制造有限公司 | Numerical control press-fitting machine tool with self-supporting bearing seat mechanism |
| CN215967285U (en) * | 2021-07-29 | 2022-03-08 | 古德液压科技(江苏)有限公司 | Gear pump shaft sleeve mounting device |
| CN116372030A (en) * | 2023-01-10 | 2023-07-04 | 嘉兴市华鼎保温科技有限公司 | Bottle body forming device for processing double-layer thermos bottle and forming method thereof |
-
2023
- 2023-08-23 CN CN202311067016.XA patent/CN116972076B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2059546A (en) * | 1979-09-08 | 1981-04-23 | Advanced Composite Componenets | Lined Hollow Shafts |
| JPH01206117A (en) * | 1988-02-12 | 1989-08-18 | Tsubakimoto Chain Co | Bearing with cloth bearing surface and its manufacture |
| US20030226635A1 (en) * | 2002-06-07 | 2003-12-11 | Fish Elson B. | Aeroslide bearing cylinder |
| JP2004107661A (en) * | 2002-08-30 | 2004-04-08 | Oiles Ind Co Ltd | Underwater slide member, and method for manufacturing the same |
| EP1531022A2 (en) * | 2003-11-12 | 2005-05-18 | R.C.M. Italiana S.r.l. | Process for producing bushes of steel and/or other suitable metal, with a lining of material with a low coefficient of friction, and composite bushes produced by this process |
| CN213827843U (en) * | 2020-10-20 | 2021-07-30 | 佛山市铧昌电器有限公司 | Shaft sleeve press-fitting device of meat grinder |
| CN214238004U (en) * | 2020-11-23 | 2021-09-21 | 华南理工大学 | Manual gear pump shaft sleeve press-fitting device |
| CN215967285U (en) * | 2021-07-29 | 2022-03-08 | 古德液压科技(江苏)有限公司 | Gear pump shaft sleeve mounting device |
| CN113857823A (en) * | 2021-11-13 | 2021-12-31 | 安徽省凯杰机械制造有限公司 | Numerical control press-fitting machine tool with self-supporting bearing seat mechanism |
| CN116372030A (en) * | 2023-01-10 | 2023-07-04 | 嘉兴市华鼎保温科技有限公司 | Bottle body forming device for processing double-layer thermos bottle and forming method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116972076B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211594410U (en) | Electricity core unloader | |
| CN106116117A (en) | A kind of two-sided molding press device of glass bull and method | |
| CN116972076B (en) | Winding machine shaft sleeve and processing technology thereof | |
| CN116727521A (en) | Thermoforming mold and method for titanium alloy thin-wall part | |
| CN116834189B (en) | Full slewing bearing type compression molding device and process and application thereof in bottle cap forming | |
| CN112026208A (en) | Aging-resistant and corrosion-resistant SMC sheet molding compound and forming device thereof | |
| CN117444088A (en) | Hot stamping forming production equipment and production method for high-strength steel plate | |
| CN117140864A (en) | Forming equipment and process for rubber injection sole | |
| CN217889191U (en) | Commercial bread car bottom spandrel girder stamping workpiece mould with compound die buffer structure | |
| CN210309114U (en) | Glass steel tube unloader | |
| CN112222816A (en) | Cylindrical roller bearing assembling equipment | |
| CN112676395A (en) | Bending and forming machine for building construction | |
| CN202290895U (en) | Resistor band bending machine | |
| CN112536410A (en) | Forging die with magnetic adsorption | |
| CN220611845U (en) | Non-indentation bending forming die | |
| CN215967296U (en) | Pneumatic press special for bearing | |
| CN221116230U (en) | Tight real roll device of receiving of surface fabric | |
| CN216682975U (en) | Cooling device for die cleaning rubber plate machining | |
| CN214779857U (en) | Automatic bonding wire arranging device for wire production of wire tube evaporator | |
| CN210997398U (en) | Manual roller loading machine for tapered roller | |
| CN219026555U (en) | Discharging device for integrated belt body crimping equipment | |
| CN117047866B (en) | Caviar film cutting and forming device and process thereof | |
| CN220314632U (en) | Novel tyre pressing machine | |
| CN220032296U (en) | Foam board rolling winding device | |
| CN214353712U (en) | Tooth beating device for synchronous belt production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |