CN212899473U - Green sand casting gray ball iron disc brake - Google Patents
Green sand casting gray ball iron disc brake Download PDFInfo
- Publication number
- CN212899473U CN212899473U CN202021464403.9U CN202021464403U CN212899473U CN 212899473 U CN212899473 U CN 212899473U CN 202021464403 U CN202021464403 U CN 202021464403U CN 212899473 U CN212899473 U CN 212899473U
- Authority
- CN
- China
- Prior art keywords
- fixing bolt
- shell
- side shell
- fixed
- disc brake
- 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.)
- Expired - Fee Related
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 9
- 238000007528 sand casting Methods 0.000 title claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910002804 graphite Inorganic materials 0.000 claims description 13
- 239000010439 graphite Substances 0.000 claims description 13
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920006231 aramid fiber Polymers 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a green sand casting gray ball iron disc brake, including first side shell, connecting pipe, wheel hub body and cylinder, flexible casing is all installed to one side of flexible piece, the top and the bottom of flexible casing are connected with the connecting pipe, one side of flexible casing all is provided with dismantles the structure, the top of dismantling the structure all is fixed with second fixing bolt, and is connected with the stationary blade between the adjacent second fixing bolt. The utility model discloses an at a side-mounting second side shell of first side shell, the area of second side shell one side is the same with first side shell, make second side shell and first side shell closely laminate, then top and bottom all are provided with the lug, can connect two lugs through first fixing bolt, when needs are dismantled the device and are overhauld, through dismantling first fixing bolt from first side shell and second side shell, can be two halves with the braking casing, conveniently overhaul the inside part of braking casing.
Description
Technical Field
The utility model relates to a stopper technical field specifically is a green sand casting gray ball iron disc brake.
Background
With the continuous perfection of roads, more and more vehicles are used by people, vehicles, automobiles and tricycles which are frequently used by people need a brake to brake or decelerate a running vehicle so as to ensure the safety of the vehicle and people, and therefore, the brake plays a crucial role:
traditional green sand casting gray ball iron disc brake during the use, inconvenient dismantles and installs the braking shell, and the influence is maintained the device to make a novel green sand casting gray ball iron disc brake, in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a green sand casting gray ball iron disc brake to solve the inconvenient problem of dismantling brake housing of the device that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a disc brake for casting gray ductile iron by green sand comprises a first side shell, a connecting pipe, a wheel hub body and an air cylinder, wherein the first side shell is installed on one side of the top end of the wheel hub body, the second side shell is installed on the other side of the top end of the wheel hub body, the air cylinder is installed inside the second side shell, first fixing bolts are fixed to the top ends and the bottom ends of one sides of the first side shell and the second side shell respectively, friction structures are arranged on two sides of the wheel hub body respectively, telescopic blocks are fixed to one sides of the friction structures respectively, telescopic shells are installed on one sides of the telescopic blocks respectively, the connecting pipe is connected to the top ends and the bottom ends of the telescopic shells, disassembly structures are arranged on one sides of the telescopic shells respectively, second fixing bolts are fixed to the top ends of the disassembly structures respectively, and fixing pieces are connected between the adjacent second fixing bolts.
Preferably, the first fixing bolt includes a groove-shaped design corresponding to the bottom cross section of the second side shell, and a clamping structure is formed between the first fixing bolt and the second side shell.
Preferably, the dismounting structure comprises a connecting block, a connecting hole and a third fixing bolt, the connecting block is fixed on one side of the telescopic shell, the connecting hole is formed in the top end and the bottom end inside the connecting block, and the third fixing bolt is fixed inside the connecting hole.
Preferably, the inner surface of the connecting block is uniformly provided with internal threads, one side of the outer surface of the third fixing bolt is uniformly provided with external threads matched with the internal threads, and the connecting block is in threaded connection with the third fixing bolt.
Preferably, the friction structure comprises a mixed plate layer, a graphite layer and a brake pad, the brake pad is fixed on one side of the telescopic block, the graphite layer is fixed on one side of the brake pad, and the mixed plate layer is fixed on one side of the graphite layer.
Preferably, through holes are formed in two ends of the inner portion of the mixed plate layer, and the mixed plate layer is symmetrically distributed around the vertical center line of the hub body.
Compared with the prior art, the beneficial effects of the utility model are that: this green sand casting gray ball iron disc brake is rational in infrastructure, has following advantage:
(1) the second side shell is arranged on one side of the first side shell, the area of one side of the second side shell is the same as that of the first side shell, so that the second side shell and the first side shell can be tightly attached, then the top end and the bottom end of the second side shell are respectively provided with a lug, the two lugs can be connected through a first fixing bolt, when the device needs to be disassembled and overhauled, the first fixing bolt is rotatably disassembled from the first side shell and the second side shell, the brake shell can be divided into two parts, and parts in the brake shell can be conveniently overhauled;
(2) the friction coefficient can be increased by uniformly installing the mixed plate layers on the two sides of the hub body, wherein the mixed plate layers can be made of mixed materials of sheet metal plates and aramid fiber plates;
(3) through all setting up the connecting hole on the inside top of connecting block and bottom, the connecting hole can play the effect of carrying out fixed mounting to third fixing bolt, then one side of third fixing bolt inserts in the inside of brake block, because the brake block rubs for a long time, easily damages, when needs are changed the brake block, will fix the stationary blade on brake block top earlier and dismantle, then rotate third fixing bolt and twist off third fixing bolt to the realization is to the dismantlement of brake block.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;
fig. 4 is a schematic view of a partial cross-sectional structure of the friction structure of the present invention.
In the figure: 1. a first side case; 2. a connecting pipe; 3. a hub body; 4. a first fixing bolt; 5. a second side case; 6. a cylinder; 7. disassembling the structure; 701. connecting blocks; 702. connecting holes; 703. a third fixing bolt; 8. a friction structure; 801. mixing the board layers; 802. a graphite layer; 803. a brake pad; 9. a fixing sheet; 10. a second fixing bolt; 11. a telescopic block; 12. a telescoping housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a disc brake of gray ductile iron cast by green sand comprises a first side shell 1, a connecting pipe 2, a hub body 3 and a cylinder 6, wherein a first side shell 1 is installed on one side of the top end of the hub body 3, a second side shell 5 is installed on the other side of the top end of the hub body 3, the cylinder 6 is installed inside the second side shell 5, first fixing bolts 4 are fixed on the top end and the bottom end of one side of each of the first side shell 1 and the second side shell 5, the first fixing bolts 4 are designed to be in a groove shape with the bottom cross section of the second side shell 5, a clamping structure is formed between the first fixing bolts 4 and the second side shell 5, because the brake shell has more internal parts, the interior is not easy to be overhauled and needs to be disassembled, the brake housing can be divided into two halves by rotatably disassembling the first fixing bolt 4 from the first side shell 1 and the second side shell 5, so that parts in the brake housing can be conveniently overhauled;
the friction structures 8 are arranged on two sides of the hub body 3, each friction structure 8 comprises a mixed plate layer 801, a graphite layer 802 and a brake plate 803, the brake plates 803 are fixed on one side of the telescopic block 11, the graphite layer 802 is fixed on one side of each brake plate 803, the mixed plate layers 801 are fixed on one side of each graphite layer 802, through holes are formed in two ends of the inner part of each mixed plate layer 801, the mixed plate layers 801 are symmetrically distributed around the vertical center line of the hub body 3, the friction effect of braking needs to be increased, the mixed plate layers 801 are installed, the mixed plate layers 801 can be made of mixed materials of sheet metal plates and aramid fiber plates, the friction coefficient can be increased, then the graphite layers 802 fixed on the mixed plate layers can be made of graphite, the toughness and the friction coefficient can be increased, and the brake plates have higher friction coefficient through mutual matching of plate layers with different structures and;
one side of the friction structure 8 is fixed with a telescopic block 11, one side of the telescopic block 11 is provided with a telescopic shell 12, the top end and the bottom end of the telescopic shell 12 are connected with a connecting pipe 2, one side of the telescopic shell 12 is provided with a dismounting structure 7, the dismounting structure 7 comprises a connecting block 701, a connecting hole 702 and a third fixing bolt 703, the connecting block 701 is fixed on one side of the telescopic shell 12, the top end and the bottom end inside the connecting block 701 are provided with the connecting hole 702, the inside of the connecting hole 702 is fixed with the third fixing bolt 703, the top end of the dismounting structure 7 is fixed with the second fixing bolt 10, a fixing plate 9 is connected between the adjacent second fixing bolts 10, the inner surface of the connecting block 701 is uniformly provided with internal threads, one side of the outer surface of the third fixing bolt is uniformly provided with external threads matched with the internal threads, and the connecting block 701, because the brake block rubs for a long time, the brake block is easy to damage, when the brake block needs to be replaced, the fixing piece 9 fixed at the top end of the brake block is firstly disassembled, and then the third fixing bolt 703 is rotated to unscrew the third fixing bolt 703, so that the brake block can be disassembled.
The working principle is as follows: when the brake pad is used, firstly, when a wheel runs in a rotating mode, the friction effect of braking needs to be increased, the mixed plate layer 801 is installed and can be made of a mixed material of a sheet metal plate and an aramid fiber plate, the friction coefficient can be increased, then the graphite layer 802 fixed on the mixed plate layer can be made of a graphite material, the toughness and the friction coefficient can be increased, and the brake pad has a higher friction coefficient and a better braking effect due to the fact that the plate layers of different structures and materials are matched with each other;
then, as the brake pad is rubbed for a long time, the brake pad is easy to damage, when the brake pad needs to be replaced, the fixing piece 9 fixed at the top end of the brake pad is firstly disassembled, and then the third fixing bolt 703 is rotated to unscrew the third fixing bolt 703, so that the brake pad can be disassembled;
finally, because the internal part of the brake housing is more, the interior is not easy to overhaul, the brake housing needs to be disassembled and disassembled, the first fixing bolt 4 is rotationally disassembled from the first side shell 1 and the second side shell 5, the brake housing can be divided into two halves, and the internal part of the brake housing is convenient to overhaul.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A green sand casting gray ball iron disc brake, includes first side shell (1), connecting pipe (2), wheel hub body (3) and cylinder (6), its characterized in that: a first side shell (1) is arranged on one side of the top end of the hub body (3), a second side shell (5) is arranged on the other side of the top end of the hub body (3), a cylinder (6) is arranged in the second side shell (5), first fixing bolts (4) are fixed at the top end and the bottom end of one side of the first side shell (1) and the second side shell (5), both sides of the hub body (3) are provided with friction structures (8), one side of each friction structure (8) is fixed with a telescopic block (11), one side of each telescopic block (11) is provided with a telescopic shell (12), the top end and the bottom end of each telescopic shell (12) are connected with connecting pipes (2), one side of the telescopic shell (12) is provided with a disassembly structure (7), the top end of the disassembly structure (7) is fixed with a second fixing bolt (10), and a fixing sheet (9) is connected between the adjacent second fixing bolts (10).
2. The green-sand cast gray ductile iron disc brake of claim 1, wherein: the first fixing bolt (4) and the bottom section of the second side shell (5) are designed in a groove shape, and a clamping structure is formed between the first fixing bolt (4) and the second side shell (5).
3. The green-sand cast gray ductile iron disc brake of claim 1, wherein: dismantle structure (7) including connecting block (701), connecting hole (702) and third fixing bolt (703), connecting block (701) are all fixed in one side of flexible casing (12), the top and the bottom of connecting block (701) inside all are provided with connecting hole (702), the inside of connecting hole (702) is fixed with third fixing bolt (703).
4. The green-sand cast gray ductile iron disc brake of claim 3, wherein: the inner surface of the connecting block (701) is uniformly provided with internal threads, one side of the outer surface of the third fixing bolt (703) is uniformly provided with external threads matched with the internal threads, and the connecting block (701) is in threaded connection with the third fixing bolt (703).
5. The green-sand cast gray ductile iron disc brake of claim 1, wherein: the friction structure (8) comprises a mixed plate layer (801), a graphite layer (802) and a brake pad (803), wherein the brake pad (803) is fixed on one side of the telescopic block (11), the graphite layer (802) is fixed on one side of the brake pad (803), and the mixed plate layer (801) is fixed on one side of the graphite layer (802).
6. The green-sand cast gray ductile iron disc brake of claim 5, wherein: the two ends inside the mixed plate layer (801) are provided with through holes, and the mixed plate layer (801) is symmetrically distributed around the vertical center line of the hub body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021464403.9U CN212899473U (en) | 2020-07-23 | 2020-07-23 | Green sand casting gray ball iron disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021464403.9U CN212899473U (en) | 2020-07-23 | 2020-07-23 | Green sand casting gray ball iron disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212899473U true CN212899473U (en) | 2021-04-06 |
Family
ID=75292116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021464403.9U Expired - Fee Related CN212899473U (en) | 2020-07-23 | 2020-07-23 | Green sand casting gray ball iron disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212899473U (en) |
-
2020
- 2020-07-23 CN CN202021464403.9U patent/CN212899473U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |