CN209503396U - Brake pump case bearing hole finish machining equipment - Google Patents
Brake pump case bearing hole finish machining equipment Download PDFInfo
- Publication number
- CN209503396U CN209503396U CN201920152713.8U CN201920152713U CN209503396U CN 209503396 U CN209503396 U CN 209503396U CN 201920152713 U CN201920152713 U CN 201920152713U CN 209503396 U CN209503396 U CN 209503396U
- Authority
- CN
- China
- Prior art keywords
- needle roller
- pump case
- bearing hole
- brake pump
- roller frame
- 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
Links
Abstract
The utility model discloses a kind of brake pump case bearing hole finish machining equipments, belong to lathe process equipment technical field, including pedestal, workbench, column and rack, motor is driven by motor in the shaft of rack one end, shaft lower end is installed by the rolling component being made of needle roller frame and needle roller, needle roller frame upper end is connected with shaft, several needle rollers are evenly distributed in needle roller frame surrounding；The top of needle roller frame is equipped with anti-dandruff cooling mechanism, and needle roller is set on needle roller frame by position-limit mechanism；Workbench is equipped with several and is used for the positioning column to brake pump case limit, is limited by positioning column to brake pump case, the rolling component rotation of motor-driven rotatable shaft lower end, carries out mechanicalness rolling by bearing hole of the needle roller to brake pump case；The clast on needle roller surface is cleared up using anti-dandruff cooling mechanism in the rolling process and is cooled down, and extends the service life of needle roller, it is ensured that the surface smoothness of bearing hole.
Description
Technical field
The utility model belongs to lathe process equipment technical field more particularly to a kind of brake pump case bearing hole essence
Process equipment.
Background technique
Brake pump is indispensable part in heavy-duty automobile brake system, its main function is driving brake piece, is stopped
Vehicle piece friction brake drum, to reduce speed.Wherein, the bearing hole to brake in pump case cooperates due to needing with bearing precision,
And the running accuracy height of bearing, the length biggest impact factor in service life depend on the precision of bearing hole.Due to pump case of braking
Belong to cast product, the finish that bearing hole is processed on lathe, drilling machine or grinding machine is limited, cannot achieve and matches with the precision of bearing
It closes, causes its service life low.
Utility model content
The purpose of the utility model is to provide a kind of brake pump case bearing hole finish machining equipments, it is intended to solve above-mentioned existing
The low technical problem for causing its service life low of the finish of technology middle (center) bearing hole machined.
In order to solve the above technical problems, technical solution adopted in the utility model is:
A kind of brake pump case bearing hole finish machining equipment, including pedestal, workbench, column and rack, the rack and
Pedestal is respectively arranged at the upper and lower side of column, and the workbench is set on pedestal, one end of the rack be equipped with vertical rotation axis,
The other end is equipped with the motor for drive shaft, and the lower end of the shaft is equipped with rolling component, and the rolling component is set to work
Make the top of platform；The rolling component includes needle roller frame and several are used to roll the needle roller of brake pump case bearing hole, described
The upper end of needle roller frame is connected with shaft, several needle rollers are evenly distributed surrounding and needle roller in needle roller frame and protrude from needle roller frame
Periphery；The top of the needle roller frame is equipped with anti-dandruff cooling mechanism, and the needle roller is set on needle roller frame by position-limit mechanism；
The workbench is equipped with several and is used for the positioning column to brake pump case limit.
Preferably, the anti-dandruff cooling mechanism includes clamping handle, limiting stand and heat-dissipating impeller, and the clamping handle, which is set to, to be turned
Between axis and needle roller frame, the limiting stand is set to the middle part of clamping handle and is in the lower section of heat-dissipating impeller, the heat-dissipating impeller
It is set on clamping handle.
Preferably, it is connected between the heat-dissipating impeller and clamping handle by key block.
Preferably, the heat-dissipating impeller includes inner ring, outer ring and several blades, the blade tilted set in inner ring with
Between outer ring.
Preferably, the tilt angle of the blade is 22.5 °.
Preferably, the anti-dandruff cooling mechanism is the oil duct being set to above needle roller frame inside clamping handle, the oil duct
Oil inlet is set in the external wall of upper portion of clamping handle, and the oil outlet of the oil duct is set on the lower part outer wall of clamping handle, described
Oil outlet be several and it is corresponding with needle roller.
Preferably, the position-limit mechanism includes blanking cover, gasket and clamping screw, and the needle roller is set to needle roller frame surrounding
In needle roller slot, the needle roller is contacted with the bottom of needle roller slot, and the top of the needle roller slot is equipped with the mounting hole cooperated with needle roller axis,
The lower end outer edge and blanking cover inner stopper of the needle roller slot cooperate；The upper plane of the blanking cover is equipped with the limit cooperated with needle roller axis
Slot, the inner hole of the blanking cover and the lower end boss of needle roller frame cooperate, and the gasket is set to the outside of blanking cover, the clamping screw
Lower end surface through gasket and needle roller frame is threadedly engaged.
Preferably, the spring for holding out against needle roller is equipped in the mounting hole.
The beneficial effects of adopting the technical scheme are that compared with prior art, the utility model passes through work
The positioning column made on platform limits brake pump case, and needle roller is fixed on needle roller frame using position-limit mechanism, and motor driven turns
The rolling component of axis lower end rotates, and carries out mechanicalness rolling by bearing hole of the needle roller to brake pump case；In the rolling process
The clast on needle roller surface is cleared up using anti-dandruff cooling mechanism and is cooled down, and extends the service life of needle roller, it is ensured that bearing hole
Surface smoothness.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is a kind of structural representation of pump case bearing hole finish machining equipment that brakes provided by the embodiment of the utility model
Figure；
Fig. 2 is the structural schematic diagram for the anti-dandruff cooling mechanism that embodiment one provides；
Fig. 3 is the top view of heat-dissipating impeller in Fig. 2；
Fig. 4 is the structural schematic diagram for the anti-dandruff cooling mechanism that embodiment two provides；
Fig. 5 is the structural schematic diagram of position-limit mechanism in the utility model；
In figure: 1- pedestal, 2- workbench, 3- column, 4- rack, 5- shaft, 6- motor, 7- needle roller frame, 8- needle roller, 9- are fixed
Position column, 10- clamping handle, 11- limiting stand, 12- heat-dissipating impeller, 120- inner ring, 121- outer ring, 122- blade；13- key block, 14- into
Hydraulic fluid port, 15- oil outlet, 16- blanking cover, 17- gasket, 18- clamping screw, 19- needle roller slot, 20- spring.
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of brake pump case bearing hole finish machining equipment as shown in Figure 1, including pedestal 1, workbench 2, column 3 and platform
Frame 4, the rack 4 and pedestal 1 are respectively arranged at the upper and lower side of column 3, and the workbench 2 is set on pedestal 1, the rack
4 one end is equipped with vertical rotation axis 5, the other end is equipped with the motor 6 for drive shaft 5, and the lower end of the shaft 5 is equipped with rolling group
Part, the rolling component are set to the top of workbench 2；The rolling component includes needle roller frame 7 and several stop for rolling
The upper end of the needle roller 8 of vehicle pump case bearing hole, the needle roller frame 7 is connected with shaft 5, several needle rollers 8 are evenly distributed in rolling
The surrounding and needle roller 8 of punch block 7 protrude from the periphery of needle roller frame 7；The top of the needle roller frame is equipped with anti-dandruff cooling mechanism, institute
Needle roller 8 is stated to be set on needle roller frame 7 by position-limit mechanism；The workbench 2 is equipped with several and is used for brake pump case limit
Positioning column 9.Wherein, the lower part of rack is equipped with the elevating mechanism to move up and down for drive shaft, is driven by rotation crank
Roll component oscilaltion.Before work, the positioning column on the location hole and workbench of pump case lower end of braking is cooperated in advance, is made
Bearing hole is corresponding with the rolling component of top.Start motor 6, motor 6 is rotated by transmission mechanism drive shaft 5, and then band
Dynamic rolling component rotation, rolling component comes into full contact with needle roller with bearing hole under the driving of elevating mechanism, using needle roller to axis
Bearing bore carries out mechanical presses, realizes the pressure skin processing to bearing hole.
Embodiment one, as a kind of preferred embodiment, as shown in Figure 2,3, the anti-dandruff cooling mechanism include clamping handle 10,
Limiting stand 11 and heat-dissipating impeller 12, the clamping handle 10 are set between shaft 5 and needle roller frame 7, and the limiting stand 11 is set to
The middle part of clamping handle 10 and the lower section for being in heat-dissipating impeller 12, the heat-dissipating impeller 12 are set on clamping handle 10.Wherein, institute
State heat-dissipating impeller 12 include inner ring 120, outer ring 121 and several blades 122, the blade 122 be obliquely installed in inner ring 120 with
Between outer ring 121.Heat-dissipating impeller is rotated with the rotation of shaft, and then downward with movable vane piece certain driving air-flow, is realized to rolling
Wire surface cooling, the purpose for blowing bits.Using blade by needle roller rolling bearing hole during generate very subtle metallic dust into
Row blowout, avoids metallic dust from influencing the quality of machined surface, reduces the loss of needle roller.
Heat-dissipating impeller is fixedly connected on clamping handle for convenience, is passed through between the heat-dissipating impeller 12 and clamping handle 10
Key block 13 connects.Installing and dismounting heat-dissipating impeller is facilitated using key connection.
Wherein, the tilt angle of the blade 122 is 22.5 °.Be conducive to downwards convey surrounding air, be formed downward
Air-flow realizes the purpose for brushing metal fillings.
Embodiment two, as another preferred embodiment, as shown in figure 4, the anti-dandruff cooling mechanism is to be set to needle roller
Oil duct inside 7 top clamping handle 10 of frame, the oil inlet 14 of the oil duct are set in the external wall of upper portion of clamping handle 10, the oil
The oil outlet 15 in road is set on the lower part outer wall of clamping handle 10, the oil outlet 15 be several and it is corresponding with needle roller 8.
Clamping handle is designed as split type structure, oil duct can be designed as to spiral shape and is placed in the interlayer of middle part, it is stifled in oil inlet installation
Plug, oil outlet installation are with punctulate gasket；The helical form of oil duct is consistent with shaft rotation direction.It can in the rotary course of shaft
Lubricating oil is got rid of to oil outlet, the inner wall to bearing hole is flowed out and got rid of by gasket, achievees the purpose that lubrication cooling.According to brake
The unlike material performance of vehicle pump case using different cleaning low viscosity cutting oils, and will often clean milled head, to mention
The service life of high tool.
In a specific embodiment of the utility model, as shown in figure 5, the position-limit mechanism includes blanking cover 16, gasket
17 and clamping screw 18, the needle roller 8 be set in the needle roller slot 19 of 7 surrounding of needle roller frame, the bottom of the needle roller 8 and needle roller slot 19
Portion's contact, the top of the needle roller slot 19 are equipped with mounting hole cooperate with 8 axis of needle roller, the lower end outer edge of the needle roller slot 19 and
The cooperation of 16 inner stopper of blanking cover；The upper plane of the blanking cover 16 is equipped with the limiting slot cooperated with needle roller axis, the inner hole of the blanking cover 16
Cooperate with the lower end boss 70 of needle roller frame 7, the gasket 17 is set to the outside of blanking cover 16, and the clamping screw 18 runs through gasket
17 are threadedly engaged with the lower end surface of needle roller frame 7.Blanking cover is clamped using clamping screw and gasket, and then needle roller is fixed on needle roller
In the needle roller slot of frame surrounding.Needle roller is convenient for changing using this structure, extends the service life of needle roller frame.
In order to avoid play, the mounting hole are interior equipped with for holding out against needle roller 8 up and down during rolling bearing hole for needle roller
Spring 20.Both ends needle roller axis can be held out against in mounting hole and limiting slot by spring respectively, guarantee the steady of rolling process
Property.
In order to guarantee the rolling quality of bearing hole, the rolling magnitude of interference of needle roller and bearing hole selects 0.027 ~ 0.036mm, this
When obtained bearing hole surface roughness be minimum.
The utility model have the advantages that structure be simple and convenient to operate, bearing hole surface quality it is high, using metal in room temperature
The cold plasticity feature of state applies certain pressure by bearing hole surface of the needle roller to brake pump case, makes bearing hole surface layer
Metal generates Plastic Flow, is filled into the indentation trough of original residual, and achievees the purpose that the reduction of bearing hole rough surface value.
The utility model is a kind of chipless processing method, planishes the nao-and micro relief of bearing hole surface to reach and change surface layer knot
Structure, mechanical property, the purpose of shape and size.
Elaborate many details in the above description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by particular embodiments disclosed above.
Claims (8)
1. a kind of brake pump case bearing hole finish machining equipment, it is characterised in that: including pedestal, workbench, column and rack, institute
It states rack and pedestal is respectively arranged at the upper and lower side of column, the workbench is set on pedestal, and one end of the rack is equipped with
Vertical rotation axis, the other end are equipped with the motor for drive shaft, and the lower end of the shaft is equipped with rolling component, the rolling component
It is set to the top of workbench；The rolling component includes needle roller frame and several are used to roll the rolling of brake pump case bearing hole
The upper end of needle, the needle roller frame is connected with shaft, several needle rollers are evenly distributed surrounding and needle roller in needle roller frame and protrude from
The periphery of needle roller frame；The top of the needle roller frame is equipped with anti-dandruff cooling mechanism, and the needle roller is set to rolling by position-limit mechanism
On punch block；The workbench is equipped with several and is used for the positioning column to brake pump case limit.
2. brake pump case bearing hole finish machining equipment according to claim 1, it is characterised in that: the anti-dandruff cooler
Structure includes clamping handle, limiting stand and heat-dissipating impeller, and the clamping handle is set between shaft and needle roller frame, the limiting stand setting
Middle part in clamping handle and the lower section in heat-dissipating impeller, the heat-dissipating impeller are set on clamping handle.
3. brake pump case bearing hole finish machining equipment according to claim 2, it is characterised in that: the heat-dissipating impeller with
It is connected between clamping handle by key block.
4. brake pump case bearing hole finish machining equipment according to claim 2, it is characterised in that: the heat-dissipating impeller packet
Inner ring, outer ring and several blades are included, the blade tilted set is between inner ring and outer ring.
5. brake pump case bearing hole finish machining equipment according to claim 4, it is characterised in that: the inclination of the blade
Angle is 22.5 °.
6. brake pump case bearing hole finish machining equipment according to claim 1, it is characterised in that: the anti-dandruff cooler
Structure is the oil duct being set to above needle roller frame inside clamping handle, and the oil inlet of the oil duct is set to the external wall of upper portion of clamping handle
On, the oil outlet of the oil duct is set on the lower part outer wall of clamping handle, the oil outlet be several and it is opposite with needle roller
It answers.
7. brake pump case bearing hole finish machining equipment according to claim 1-6, it is characterised in that: the limit
Position mechanism includes blanking cover, gasket and clamping screw, and the needle roller is set in the needle roller slot of needle roller frame surrounding, the needle roller and rolling
The bottom of needle tray contacts, and the top of the needle roller slot is equipped with the mounting hole cooperated with needle roller axis, the lower end outside of the needle roller slot
Edge and blanking cover inner stopper cooperate；The upper plane of the blanking cover is equipped with the limiting slot that cooperate with needle roller axis, the inner hole of the blanking cover and
The lower end boss of needle roller frame cooperates, and the gasket is set to the outside of blanking cover, and the clamping screw is through gasket and needle roller frame
Lower end surface is threadedly engaged.
8. brake pump case bearing hole finish machining equipment according to claim 7, it is characterised in that: set in the mounting hole
There is the spring for holding out against needle roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152713.8U CN209503396U (en) | 2019-01-29 | 2019-01-29 | Brake pump case bearing hole finish machining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152713.8U CN209503396U (en) | 2019-01-29 | 2019-01-29 | Brake pump case bearing hole finish machining equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209503396U true CN209503396U (en) | 2019-10-18 |
Family
ID=68203186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920152713.8U Expired - Fee Related CN209503396U (en) | 2019-01-29 | 2019-01-29 | Brake pump case bearing hole finish machining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209503396U (en) |
-
2019
- 2019-01-29 CN CN201920152713.8U patent/CN209503396U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20220129 |