CN207465014U - Sand material distributor and sand-blasting machine - Google Patents
Sand material distributor and sand-blasting machine Download PDFInfo
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- CN207465014U CN207465014U CN201721610391.4U CN201721610391U CN207465014U CN 207465014 U CN207465014 U CN 207465014U CN 201721610391 U CN201721610391 U CN 201721610391U CN 207465014 U CN207465014 U CN 207465014U
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- Prior art keywords
- sand
- sand material
- valve
- needle
- valve body
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Abstract
The utility model provides a kind of sand material distributor and sand-blasting machine, wherein, sand material distributor, including：Valve body, at least two sand material rooms, each described sand material interior are provided at least one abrasion blasting unit, and the abrasion blasting unit includes：Inhale sand interface, the first regulating device and needle-valve, first regulating device is used to adjust the position of the needle-valve on its axis, its head is located at the entrance for inhaling sand interface, its head is taper, annular gap is formed between the suction sand interface, the needle-valve is internally provided with gas channel, for the gas of the sand material outdoor to be sent into the through hole.Sand material distributor and sand-blasting machine provided by the utility model, multiple sand material rooms are mutual indepedent, are independent of each other, and optimize sand material feed inlet distribution accumulation situation；By adjusting the position of needle-valve, change the sectional area of feed inlet；The negative pressure pressure difference of feed inlet is adjusted by needle-valve make-up gas, it is easy to operate.
Description
Technical field
The utility model is related to abrasive jet equipment technical field, specifically, being a kind of sand material distributor and sand-blasting machine.
Background technology
Hydrocone type sandblasting, shot-peening are a kind of common process of surface treatment, and principle is：Using compressed air in spray gun
Flow at high speed forms negative pressure, generates ejector action, the abrasive material in storage bin (case) is sucked by sebific duct in spray gun, Ran Housui
Compressed air stream is ejected into the surface of workpiece by nozzle at high speeds, and workpiece surface is made to obtain certain cleannes and different roughness,
Improve workpiece surface mechanical performance.When branched spray gun works at the same time, spray gun sandblasting amount uniformly whether be blasting craft a weight
Index is wanted, non-uniform in sandblasting amount, the surface treatment to sandblasting workpiece blasting treatment coverage rate easily occurs not
Enough, the problems such as sandblasting effect is not in place or blasting treatment excessively injures surface.
In the case where blasting pressure is constant, spray gun sandblasting amount and sand material soakage have a direct relation, and sand material soakage
The distribution accumulation situation of sand mouth, sand material are being inhaled by inhaling the factors such as the sectional area of sand mouth and the negative pressure pressure difference of suction sand mouth with sand material
There is direct relation.
The prior art is controlled mostly by the way of the setting bypass aeration valve in sandblasting connecting tube in sandblasting connecting tube
Air-flow, so as to control the flowing velocity of sand material, however, sand material even suction can not be completely secured in this.
The prior art is when branched spray gun works at the same time, it more difficult in accurately adjustment sandblasting amount and maintain constant operation.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of sand material distributor and sand-blasting machines, can optimize sand material and exist
Inhale sand mouth distribution accumulation situation, and sand material is adjustable and to inhale the negative pressure pressure difference of sand mouth adjustable by the sectional area for inhaling sand mouth；Especially
It is when multiple gun sandblasting works at the same time, and accurately adjustment sandblasting amount and can maintain constant operation.
In order to solve the above technical problems, the utility model provides a kind of sand material distributor, including：Valve body, the valve body
Below storage sand warehouse, at least two sand material rooms are provided with, each described sand material room is connected with the storage sand warehouse, often
One sand material interior is provided at least one abrasion blasting unit, and the abrasion blasting unit includes：Inhale sand interface, the first regulating device
And needle-valve, the suction sand interface are fixed on the valve body, are provided with the through hole connected with the sand material room, it is described to pass through
The port of export of through-hole is connect by pipeline with sand-blasting gun, and the needle-valve is installed on by the first regulating device on the valve body, institute
The first regulating device is stated for adjusting the position of the needle-valve on its axis, the needle-valve is coaxially disposed with the through hole,
Its head is located at the entrance of the through hole, and head forms annular gap, the needle between taper, with the through hole
Valve is internally provided with gas channel, for the gas of the sand material outdoor to be sent into the through hole.
Further, setting is there are two sand material room on the valve body, and the sand material chamber shape is rectangle, two sand material
Central symmetry of the room about the valve body, in its length direction, uniformly there are two abrasion blasting units for each described sand material room.
Further, the sand material room upper end is provided with chamfering.
Further, hopper is further included, shape is taper, is fixed on the lower section of the valve body, inner cavity and the sand
Expect room connection, lower end is provided with discharging switch.
Further, flanged plate is further included, is set between the storage sand warehouse and the valve body, for the two to be connected
It connects.
Further, first regulating device includes fixed seat and bolt, and the fixed seat is fixed on the valve body,
The needle-valve is sheathed in the mounting hole in the fixed seat, and the bolt is set in the fixed seat, for described in fixation
The position of needle-valve.
Further, the second regulating device is provided on the needle-valve, for adjusting the enterprising gas port of the gas channel
Size.
A kind of sand-blasting machine, including above-mentioned sand material distributor.
Sand material distributor and sand-blasting machine provided by the utility model, multiple sand material rooms are mutual indepedent, are independent of each other, optimize
Sand material feed inlet is distributed accumulation situation；By adjusting the position of needle-valve, change the sectional area of feed inlet, it is easy to operate and can keep
Stablize；The negative pressure pressure difference of feed inlet is adjusted by needle-valve make-up gas, it is easy to operate.Sand mouth is inhaled by optimization and is distributed heaped-up
Condition, adjustment inhale sectional area, the negative pressure pressure difference of sand mouth, to realize sand material even suction.
Description of the drawings
Fig. 1 is the front view of the utility model sand material distributor；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the vertical view of Fig. 1；
Fig. 4 is C-C sectional views in Fig. 3；
Fig. 5 is the arrangement optional embodiment one of sand material room in the utility model；
Fig. 6 is the arrangement optional embodiment two of sand material room in the utility model.
In figure, 1. flanged plates, 2. valve bodies, 201. sand material rooms, 3. hoppers, 301. discharging switches, 4. abrasion blasting units, 401. inhale
Sand interface, 401a. through holes, 402. needle-valves, 403. fixed seats, 403a. threaded holes, 404. Air-regulating valves.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
A kind of sand material distributor, as shown in figures 1-4, including：Valve body 2, valve body 2 are located at below storage sand warehouse (not shown),
On be provided at least two sand material rooms 201, each sand material room 201 connect with storage sand warehouse, setting in each sand material room 201
There is at least one abrasion blasting unit 4.Sand material in storage sand warehouse sinks into the sand material room 201 of valve body 2, because of sand due to gravity
Expect that 201 capacity of room is small, sand material necessarily piles with rapidly entire sand material room 201.At least two sand material rooms 201, independently of each other, mutually not
It influences, optimizes sand material feed inlet distribution accumulation situation.
Wherein, arrangement of the sand material room 201 on valve body 2 can as shown in Figure 5 and Figure 6, in Fig. 5, five sand material rooms
201 independently of each other, is distributed with the central symmetry of valve body 2, it is contemplated that its abrasion blasting unit 2 is interfered between each other, can increase sand material
The depth of room 201 makes five abrasion blasting units 2 misplace in vertical direction and arranges, avoids interference with.In Fig. 6, five sand material rooms 201
In on same straight line, shape is circle, one abrasion blasting unit 2 of setting in each sand material room 201, five abrasion blasting units 2 etc.
Away from distribution, and it is generally aligned in the same plane interior.Although increasing the length of valve body 2, the thickness of valve body 2 is reduced.
In the present embodiment, 201 arrangement on valve body 2 of sand material room is as shown in figure 3, there are two sand for setting on valve body 2
Expect room 201,201 shape of sand material room be rectangle, two 201 central symmetries about valve body 2 of sand material room, each sand material room 201
Abrasion blasting unit 2 there are two being evenly distributed in its length direction.Abrasion blasting unit 2 is set in same plane, reduces the thickness of valve body 2,
Meanwhile two sand material rooms 201 being staggeredly placed are set, it avoids it and interferes between each other.In addition, abrasion blasting unit 2 is distributed in sand
Expect the length direction of room 201, the interference reduction between abrasion blasting unit 2.The airintake direction of abrasion blasting unit 2 in two sand material rooms 201
On the contrary.Reduce interference.
As shown in figure 4, abrasion blasting unit 4 includes：Sand interface 41, needle-valve 402, the first regulating device, Air-regulating valves 404 are inhaled, are inhaled
Sand interface 401 is fixed on valve body 2, is provided with the through hole 401a connected with sand material room 201, the outlet of through hole 401a
End is connect by pipeline with sand-blasting gun.The needle-valve 402 is rod-shaped, is coaxially disposed with through hole 401a, and head, which is located at, to be passed through
The entrance of through-hole 401a, forms annular gap between through hole.Compressed air in sand-blasting gun forms negative pressure in pipeline,
Sand material in sand material room 201 is entered by annular gap in through hole 401a, then be sent to sand-blasting gun by pipeline.
Needle-valve 402 is installed on by the first regulating device on valve body 2, and the first regulating device is used to adjust needle-valve 402 at it
Position on axis, realize needle-valve 402 on its axis towards through hole 401a move forward or back.Its head is taper and perforation
Annular gap is formed between the 401a of hole, with the change of 402 insertion depth of needle-valve, so as to change the sectional area of annular gap.Needle
Valve 402 is internally provided with gas channel, for the gas outside sand material room 201 to be sent into through hole 401a by gas channel.
Make-up gas is the pressure difference in order to adjust annular gap location in through hole 401a, changes sand material soakage.As shown in figure 4, gas
The outlet of circulation road is set to the axial location of the entrance of through hole 401a, and change pressure difference speed is fast and effect is good, and air pressure changes
Change is pressed.The structure type of the outlet of gas channel can be a variety of, and such as independent one outlet or multiple outlets, independent one goes out
Mouth intake velocity is fast, and multiple outlets ensure that air inlet is more stable, surrounding is disturbed small.
As shown in figure 4, in an optional embodiment of the present embodiment, the first regulating device includes fixed seat 403 and bolt,
Fixed seat 403 is fixed on valve body 2, and 402 main body of needle-valve is sheathed in the mounting hole in fixed seat 403, and can be in mounting hole
It is moved forward and backward.Internal thread hole is provided in fixed seat 403, is communicated with mounting hole, the bolt to match is provided on internal thread hole,
After the position of needle-valve 402 is adjusted, bolt is tightened, the position of needle-valve 402 is fixed.The main body of needle-valve 402 can also pass through
Helicitic texture is connect with valve body 2, by rotating the movement to realize its axis direction position, but, since its tail end is connected with
Tracheae, rotation process are inconvenient, and the setting of fixed seat 403 and bolt can avoid it is inconvenient.
In one optional embodiment of the present embodiment, the tail end of needle-valve 402 is connect by Air-regulating valves 404 with air source, regulating the qi flowing in the channels
Valve 404 is used to adjust the size of gas channel air inlet.
In one optional embodiment of the present embodiment, the upper end of sand material room 201 is provided with chamfering.Convenient for the sand in storage sand warehouse
Material enters sand material room 201.
In one optional embodiment of the present embodiment, 2 lower section of valve body is connected with hopper 3, and shape is taper, hopper 3
Inner cavity is connected with sand material room 201, and lower end is provided with discharging switch 301.In use, discharging switch 301 is kept to close, need to change
During sand material, discharging switch 301 is opened, taper structure design facilitates sand stream to go out.
In one optional embodiment of the present embodiment, flanged plate 1 is further included, is set between storage sand warehouse and valve body 2, is used
It is connected in by the two.The identical hole in 201 cross sections of sand material room is offered on flanged plate 1, and chamfering is set on hole, just
Enter in sand material room 201 in the sand stream of storage sand warehouse.
In one optional embodiment of the present embodiment, through hole 401a is taper, and air inlet end cross-sectional area is more than outlet side
Sectional area.
A kind of sand-blasting machine, including above-mentioned sand material distributor.
The protection scope of the utility model is not limited thereto.Those skilled in the art institute on the basis of the utility model
The equivalent substitute of work or transformation, are within the protection scope of the utility model.The scope of protection of the utility model will with right
It asks subject to book.
Claims (8)
1. a kind of sand material distributor, which is characterized in that including：Valve body, the valve body be located at storage sand warehouse below, be provided with to
Few two sand material rooms, each described sand material room are connected with the storage sand warehouse, each described sand material interior is provided at least
One abrasion blasting unit, the abrasion blasting unit include：Sand interface, the first regulating device and needle-valve are inhaled, the suction sand interface is fixed on
On the valve body, the through hole connected with the sand material room is provided with, the port of export of the through hole passes through pipeline and spray
Sand rifle connects, and the needle-valve is installed on by the first regulating device on the valve body, and first regulating device is used to adjust institute
State the position of needle-valve on its axis, the needle-valve is coaxially disposed with the through hole, head be located at the through hole into
At mouthful, head forms annular gap between taper, with the through hole, and the needle-valve is internally provided with gas channel, uses
In the gas of the sand material outdoor is sent into the through hole.
2. sand material distributor as described in claim 1, which is characterized in that there are two sand material rooms for setting on the valve body, described
Sand material chamber shape is rectangle, and central symmetry of two sand material rooms about the valve body, each described sand material room is grown at it
Degree direction is uniformly distributed, and there are two abrasion blasting units.
3. sand material distributor as claimed in claim 2, which is characterized in that the sand material room upper end is provided with chamfering.
4. sand material distributor as described in claim 1, which is characterized in that further include hopper, shape is taper, is fixed on institute
The lower section of valve body is stated, inner cavity is connected with the sand material room, and lower end is provided with discharging switch.
5. sand material distributor as claimed in claim 4, which is characterized in that further include flanged plate, be set to the storage sand warehouse
Between the valve body, for the two to be connected.
6. the sand material distributor as described in Claims 1 to 5 is any, which is characterized in that first regulating device includes fixing
Seat and bolt, the fixed seat are fixed on the valve body, and the needle-valve is sheathed in the mounting hole in the fixed seat, described
Bolt is set in the fixed seat, for fixing the position of the needle-valve.
7. the sand material distributor as described in Claims 1 to 5 is any, which is characterized in that the second adjusting is provided on the needle-valve
Device, for adjusting the size of the enterprising gas port of the gas channel.
8. a kind of sand-blasting machine, which is characterized in that including any sand material distributor of claim 1~7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610391.4U CN207465014U (en) | 2017-11-27 | 2017-11-27 | Sand material distributor and sand-blasting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610391.4U CN207465014U (en) | 2017-11-27 | 2017-11-27 | Sand material distributor and sand-blasting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207465014U true CN207465014U (en) | 2018-06-08 |
Family
ID=62259943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721610391.4U Withdrawn - After Issue CN207465014U (en) | 2017-11-27 | 2017-11-27 | Sand material distributor and sand-blasting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207465014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791159A (en) * | 2017-11-27 | 2018-03-13 | 无锡富岛科技股份有限公司 | Sand material distributor and sand-blasting machine |
-
2017
- 2017-11-27 CN CN201721610391.4U patent/CN207465014U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791159A (en) * | 2017-11-27 | 2018-03-13 | 无锡富岛科技股份有限公司 | Sand material distributor and sand-blasting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180608 Effective date of abandoning: 20230711 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180608 Effective date of abandoning: 20230711 |