CN207591956U - Overheating preventing structure and use its rubber grinder - Google Patents
Overheating preventing structure and use its rubber grinder Download PDFInfo
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- CN207591956U CN207591956U CN201721465362.3U CN201721465362U CN207591956U CN 207591956 U CN207591956 U CN 207591956U CN 201721465362 U CN201721465362 U CN 201721465362U CN 207591956 U CN207591956 U CN 207591956U
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- screw rod
- female screw
- grinding disc
- preventing structure
- movable grinding
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Abstract
The utility model is related to a kind of overheating preventing structure and its rubber grinder is used, overheating preventing structure includes female screw rod, sub- screw rod, movable grinding disc, fixed millstone；Female screw rod is process by a thick walled steel tube, i.e., there is hole at female screw rod both ends and through communicating, and sub- screw rod insertion is mounted on the inside of female screw rod；In the process of running, sub- screw flight pusher direction is opposite with female screw flight pusher direction；Female screw flight outer diameter is more than 150 millimeters；The boss for outwardly convex that there are one the groove centers of movable grinding disc disk, the boss are embedded into the hole of female screw rod one end.A large amount of heat will not be generated in process of lapping using the rubber grinder of overheating preventing structure, therefore the temperature for the thin rubber powder being ground is not high therefore will not be adhered together, so as to substantially increase production capacity, will not more smolder caused safety accident on fire because of overheat.
Description
Technical field：
The utility model belongs to rubber pulverizing grinding technique field, and in particular to overheating preventing structure and uses its rubber
Flour mill
Background technology：
The operation principle of existing rubber grinder is：Fixed millstone does not rotate, and movable grinding disc is mounted on front-end of spindle, and main shaft leads to
Cross motor, motor pulley, the driving of spindle pulley and high-speed rotation, so as to make movable grinding disc and fixed millstone generate it is relatively high speed
Rotation, meanwhile, adjust the gap between two mills, movable grinding disc by moving axially movable grinding disc or axial movement fixed millstone
Center is fluted, and thick rubber powder is transported to movable grinding disc groove position by being mounted on the feed screw of fixed millstone center, so
The abrasive areas of fixed millstone and movable grinding disc is entered by the inclination feed well of mill again afterwards, in two relative altitude rotating grinding boards
Shearing squeezes, and under the comprehensive function of grinding, thick rubber powder is ground into fine glue powder (rubber powders more than 40 mesh is fine glue powder).
The defects of prior art is：Some is understood during screw rod transmission due to thick rubber powder and enters movable grinding disc
In groove, with the accumulation of time, the thick rubber powder entered in movable grinding disc groove can be cumulative, so as to may eventually form one
Rubber pie lumps, and rubber pie caking and high-speed rotating movable grinding disc groove position generate high-speed friction always, produced
A large amount of heat can cause the temperature of entire abrasive areas to become very high so that thick rubber powder is fed not yet by the inclination of mill
The abrasive areas that slot enters mill is ground, and temperature just becomes very high, and therefore, finally fine glue powder out is due to temperature
It spends high and is adhered together, cause next procedure screening difficult, yield is too low or even easily smolders on fire, generates safe thing
Therefore.
Rubber powder within 40 mesh is mainly used for doing reclaimed rubber, is mainly completed by rubber breaker, and rubber powders more than 40 mesh is only
It can be completed by fine pulverizer, come out always till now from rubber grinder before 25 years, performance is not greatly improved always,
The problem of it generates heat seriously, and rubber powder is adhered, and screening is difficult annoyings fine glue powder industry always.
Utility model content：
To overcome existing rubber grinder calorific value big, rubber powder is adhered, and yield is too low or even on fire ask of easily smoldering
Topic the utility model proposes a kind of overheating preventing structure and uses its rubber grinder.Purpose is, fundamentally solves milling
The problem of machine abrasive areas temperature is excessively high.
The technical solution of the utility model is：
A kind of overheating preventing structure, comprising：Female screw rod, sub- screw rod, movable grinding disc, fixed millstone；Female screw rod is by a thick walled steel tube
It is process, i.e., which there is hole at female screw rod both ends and runs through, to be communicated；Sub- screw rod insertion is mounted on the inside of female screw rod, and is running
Cheng Zhong, sub- screw flight pusher direction are opposite with female screw flight pusher direction.
Mother's screw flight outer diameter is more than 150 millimeters.
The boss for outwardly convex that there are one the groove centers of the movable grinding disc disk, the boss are embedded into female screw rod one end
In hole,
A kind of rubber grinder, comprising：Driving motor, motor pulley, big belt pulley, main shaft, main shaft supporting seat, fixed mill
Disk support shaft, fixed millstone support axle lock nut, screw rod driving and reversing mechanism and the overheating preventing structure.
The screw rod driving and reversing mechanism of the rubber grinder includes：Advance and retreat screw rod, plane bearing, bearing block；Two plane axis
It holds among two bearing blocks, the screw shaft of advance and retreat screw rod is mounted in the hole of two bearing blocks.The rubber grinder
Spindle pulley its outer diameter being mounted on main shaft be more than 500 millimeters, in the overheating preventing structure on main shaft
The linear velocity of the outer diameter of movable grinding disc is not more than 8m/s.
The beneficial effects of the utility model：
1st, primary and secondary nesting double-screw structure is formed, female screw rod is by a heavy wall steel comprising two screw rods in overheating preventing structure
Pipe is process, and both ends are internally embedded the sub- screw rod of installation through communicating, sub- screw rod and female screw rod be it is concentric, sub- screw rod
Screw thread pusher direction and female screw flight pusher direction are on the contrary, female screw flight outer diameter is added more than 150 millimeters
There are one the boss of outwardly convex, which is embedded into female screw rod hollow shaft of screw arbor assembly the groove center of movable grinding disc, excessive
The thick rubber powder gone out is immediately entered in hollow shaft, and by the sub- screw rod transmission in hollow shaft to device external, is avoided so thick
Rubber powder is rubbed in the movable grinding disc that the accumulation of movable grinding disc centre simultaneously and highly rotates and generates a large amount of heat, therefore using this
Kind structure, fundamentally solves the excessively high situation of flour mill abrasive areas temperature.
2nd, the screw rod driving and reversing mechanism of rubber grinder includes：Advance and retreat screw rod, plane bearing, bearing block；Two plane bearings
Among two bearing blocks, the screw shaft of advance and retreat screw rod is mounted in the hole of two bearing blocks, makes user more convenient
Screw rod removal is more renewed into mill.
3rd, its outer diameter of the spindle pulley on main shaft is more than 500 millimeters, the anti-overheat on main shaft
The linear velocity of the outer diameter of movable grinding disc in structure is not more than 8m/s.Increase spindle pulley, reduce movable grinding disc outer diameter linear velocity, make
Obtaining belt pulley energy reserve increases kinetic energy, and movable grinding disc is allowed not generate excessive heat because grinding rate is excessively high.
Description of the drawings：
Fig. 1 is the structure diagram of the utility model complete machine.
In attached drawing：1st, big belt pulley 2, main shaft 3, movable grinding disc 4, fixed millstone 5, fixed millstone support neck bush 6, charging
Bucket 7, worm screw 8, worm gear 9, fixed millstone support shaft 10, fixed millstone support axle lock nut 11, female screw rod 12, sub- screw rod
13rd, screw support seat 14, sprocket wheel 15, advance and retreat screw rod 16, plane bearing 17, bearing block
Specific embodiment：
The processing technology of primary and secondary nesting double-screw structure in overheating preventing structure is following (with reference to figure 1)：
Using rough turn female screw rod --- female screw rod modifier treatment --- the female screw rod Vehicle Processing screw thread of thick walled steel tube and other each
Spot size (the inner wall position vehicle comprising the insertion of movable grinding disc groove goes out reverse thread) --- sub- screw rod Vehicle Processing --- is by sub- spiral shell
Bar is packed into female screw rod and is fixed together with female screw rod
The processing technology of mill is as follows in overheating preventing structure
Mill is by welding, and --- --- hard alloy item is put into alloy to annealing by rough turn --- milling alloy groove ---
--- --- --- flat stone mill alloy face --- drive into hopper (ensure wide --- is put in storage smart car brazing hard alloy after inspection in slot
The technological process of final assembly is as follows：
The components such as main shaft, fixed millstone support shaft, fixed millstone support neck bush are first installed, then primary and secondary screw rod is installed, is reassembled
Mill (first assembles fixed millstone and reassembles movable grinding disc).
The course of work：
Big belt pulley 1 is driven by main motor, motor pulley, belt (not drawn in figure), so as to drive main shaft 2 and movable grinding disc
3 high speed rotations, then rotary worm 7 worm gear 8 is driven to rotate, (worm gear and determine mill so as to which fixed millstone support shaft 9 be driven to be moved forward and backward
Disk support shaft is is screwed), when fixed millstone support shaft 9 is moved to the left, fixed millstone is slightly contacted with high-speed rotating movable grinding disc
When, speed regulating motor (not drawn in figure) is opened, speed regulating motor rotates female screw rod 11 by chain-driving sprocket wheel 14, is placed on feed hopper
Thick rubber powder in 6 is transported to by female screw rod 11 between fixed millstone and movable grinding disc, is then pushed to and is ground by high-speed rotating movable grinding disc 3
Mill region is ground, and finally leaves abrasive areas.The front end of female screw rod 11 is stretched into the groove of movable grinding disc, and female screw rod 11
Stretching into the outer wall of movable grinding disc groove part has the structure of left-hand thread, for preventing thick rubber powder from entering in the groove of movable grinding disc 3, still
A small amount of rubber powder is still suffered from over time to enter in the groove of movable grinding disc, since female screw rod 11 is steel pipe manufacturing, is internally embedded peace
Equipped with sub- screw rod 12, therefore, the thick rubber powder meeting quilt screw rod 12 in the movable grinding disc groove of entrance is pushed to device external.Replace mill
During disk, the bolt of bearing block 17 is unclamped into (screw hole of bearing block is elongated slot), advance and retreat screw rod 15 is moved to the left, advance and retreat screw rod 15
It screws in the internal thread of female screw rod 11, then bearing block is fixed with bolt, first sprocket wheel 14 is dismantled, then screw support seat 13
Front and rear cover is dismantled, then the upper cover of screw support seat 13 is dismantled, and then rotating advance and retreat screw rod 15 can be easily female spiral shell
Bar 11 moves right 50 millimeters or so, then i.e. replaceable mill.
Claims (6)
1. a kind of overheating preventing structure, which is characterized in that include female screw rod, sub- screw rod, movable grinding disc, fixed millstone；Female screw rod is by one
Thick walled steel tube is process, i.e., there is hole at female screw rod both ends and through communicating, and sub- screw rod insertion is mounted on the inside of female screw rod；It is transporting
During row, sub- screw flight pusher direction is opposite with female screw flight pusher direction.
2. overheating preventing structure described in accordance with the claim 1, it is characterized in that：Female screw flight outer diameter is more than 150 millimeters.
3. overheating preventing structure described in accordance with the claim 1, it is characterized in that：The groove center of the movable grinding disc disk there are one to
The boss of outer lug, the boss are embedded into the hole of female screw rod one end.
4. a kind of rubber grinder, which is characterized in that include：Driving motor, motor pulley, spindle pulley, main shaft, main shaft
Fulcrum bearing, fixed millstone support axle lock nut, screw rod driving and reversing mechanism and claim 1-3 any one of them overheating preventing structures.
5. according to a kind of rubber grinder described in claim 4, it is characterized in that：Screw rod driving and reversing mechanism includes：Advance and retreat screw rod is put down
Spherical bearing, bearing block；Two plane bearings are mounted among two bearing blocks, and the screw shaft of advance and retreat screw rod is mounted on two bearings
In the hole of seat.
6. according to a kind of rubber grinder described in claim 4, it is characterized in that：Spindle pulley on main shaft is outside it
Diameter size is more than 500 millimeters, and the linear velocity of the outer diameter of the movable grinding disc in flour mill overheating preventing structure on main shaft is little
In 8m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721465362.3U CN207591956U (en) | 2017-10-26 | 2017-10-26 | Overheating preventing structure and use its rubber grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721465362.3U CN207591956U (en) | 2017-10-26 | 2017-10-26 | Overheating preventing structure and use its rubber grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207591956U true CN207591956U (en) | 2018-07-10 |
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ID=62757871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721465362.3U Active CN207591956U (en) | 2017-10-26 | 2017-10-26 | Overheating preventing structure and use its rubber grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207591956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107662A (en) * | 2017-10-26 | 2019-01-01 | 宿州永冠环保科技有限公司 | Overheating preventing structure and the rubber grinder for using it |
-
2017
- 2017-10-26 CN CN201721465362.3U patent/CN207591956U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107662A (en) * | 2017-10-26 | 2019-01-01 | 宿州永冠环保科技有限公司 | Overheating preventing structure and the rubber grinder for using it |
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