CN207807460U

CN207807460U - Rub accessory sand blasting unit

Info

Publication number: CN207807460U
Application number: CN201721755046.XU
Authority: CN
Inventors: 谢世华; 涂俊生
Original assignee: Chongqing Tian Rui Machinery Co Ltd
Current assignee: Chongqing Tian Rui Machinery Co Ltd
Priority date: 2017-12-15
Filing date: 2017-12-15
Publication date: 2018-09-04
Anticipated expiration: 2027-12-15

Abstract

It rubs accessory sand blasting unit, including material spray equipment and blast room the utility model discloses one kind, material spray equipment is communicated with sandblasting supervisor, and sandblasting frame is provided with around sandblasting supervisor, and storage position of the multilayer for accommodating case of transmission is provided on sandblasting frame；The horizontal jet pipe sprayed to sandblasting frame is useful on sandblasting supervisor, sandblasting supervisor upper end is communicated with sandblasting branch pipe, and sandblasting branch pipe lower surface is communicated with the vertical jet pipe that height differs, and vertical jet pipe bottom extends between sandblasting frame and sandblasting frame and is communicated with spiral nozzle；The utility model carries out sandblasting in the horizontal direction by sandblasting supervisor, using sandblasting branch pipe sandblasting is carried out in vertical direction, pass through the spiral nozzle of sandblasting branch pipe end, so that spiral nozzle is rotated under the action of compressed air and sandblasting and injects directly on compressed air and sandblasting on case of transmission surface in a manner of eddy flow, sandblasting range is wide, efficient, effect is good, improves the quality of product.

Description

Rub accessory sand blasting unit

Technical field

The utility model belongs to the technical field of sandblasting shot-blasting machine, is specifically related to one kind and rubs accessory sand blasting unit.

Background technology

Case of transmission is reduction box casing in gear drive, and case of transmission is as follows in processing technology：The preceding place of blanking- Reason-forging and molding-trimming simultaneously polishes and processes-electron beam welding-heat treatment-sandblasting, existing case of transmission in punching-surface After processing is completed, it needs to carry out blasting treatment, the process of matrix surface is cleared up and be roughened using the percussion of high speed sand flow； Use compressed air for power, to form high velocity spray beam by material spray (copper ore, quartz sand, diamond dust, iron sand, SEMEN AMOMI LONGILIGULA) height Speed is ejected into workpiece surface to be treated, so that the appearance of the outer surface of workpiece surface or shape is changed, due to abrasive material pair The impact and shear action of workpiece surface, make the surface of workpiece obtain certain cleannes and different roughness, make workpiece table The mechanical performance in face is improved, therefore improves the fatigue resistance of workpiece, increases its adhesive force between coating, is extended The durability of film, is also beneficial to the levelling and decoration of coating.

The existing structure that sandblasts includes a hollow nozzle, and the nozzle is set in the blast room；The nozzle Surface opens up the multiple spray-holes passed to inside the nozzle, and the multiple spray-hole is used to spray the abrasive material to sandblasting frame, This sandblasted structures waste sand material not to the utmost and sandblasting effect is poor, a large amount of case of transmission especially to stack together, cannot Reach good sandblasting effect.

Invention content

In view of this, rub accessory sand blasting unit the purpose of this utility model is to provide one kind, the accessory sand blasting unit that rubs Sandblasting intracavitary is provided with sandblasting frame, sandblasting supervisor and sandblasting branch pipe, sandblasting frame is distributed on along annular around sandblasting supervisor, Using sandblasting, supervisor carries out sandblasting in the horizontal direction, carries out sandblasting in vertical direction using sandblasting branch pipe, passes through sandblasting branch pipe The spiral nozzle of end makes spiral nozzle be rotated and by compressed air and sandblasting with eddy flow under the action of compressed air and sandblasting Mode inject directly on case of transmission surface, sandblasting range is wide, efficient, effect is good, improves the quality of product.

In order to achieve the above object, the utility model one kind is rubbed accessory sand blasting unit, including the interior material spray equipped with sand material is set Standby and the blast room for providing sandblasting environment, the material spray equipment are communicated with sand-feeding tube, and the sand-feeding tube other end extends to Sandblasting supervisor is communicated in blast room, the sandblasting supervisor is vertically arranged in blast room's medium position, and edge is sprayed in the blast room It is provided with sandblasting frame around sand supervisor,

The sandblasting frame includes that annular chassis, upper frame and no less than 3 are vertically arranged between annular chassis and upper frame Montant, annular chassis middle part are vertically arranged with central vertical rod, and hook, the annular bottom are provided at the top of the central vertical rod No less than 1 shelf being connect with montant is provided between frame and upper frame, the upper frame includes the first endless tube and no less than 3 companies Extension bar I, the connecting rod I are welded between third endless tube and central vertical rod；The shelf includes the second endless tube and no less than 3 Connecting rod II, the connecting rod II are connected between the second endless tube and central vertical rod, are respectively provided on the annular chassis and shelf There are the no less than 3 storage positions for accommodating case of transmission；

The horizontal jet pipe for spraying sand material to sandblasting frame, the sandblasting master are circumferentially distributed on the sandblasting supervisor side wall Pipe upper end is communicated with no less than 3 levels or the sandblasting branch pipe being obliquely installed, and the sandblasting branch pipe other end extends to sandblasting Above frame, the vertical jet pipe that sandblasting branch pipe lower surface is communicated with no less than 2 and height differs, the vertical jet pipe lower end It extends between sandblasting frame and sandblasting frame, the vertical jet pipe bottom is communicated with spiral nozzle.

Further, the horizontal jet pipe is arranged in a one-to-one correspondence with shelf and annular chassis.

Further, reinforced pipe I is provided on the shelf, reinforced pipe I is welded between adjacent connecting rod II, the storage Position is arranged on reinforced pipe I and the upper surfaces connecting rod II；It is provided with reinforced pipe II on the annular chassis, reinforced pipe II is welded on Between adjacent connecting rod III.

Further, the spiral nozzle includes that hollow rotary body, Blow head valve body and installation are covered, and the Blow head valve body includes Valve seat and the spool for being vertically arranged at the top of valve seat and being sleeved on a rotating body, the rotary body include nozzle and tail portion, described Tail portion is mounted on by installing lid on valve seat, and the tail portion upper surface is provided with rolling groove, and one group is provided in the installation lid Steel ball in rolling groove is slided, is surrounded by sandblasting chamber between the spool and rotary body inner wall, it is close on the nozzle side wall It is provided with 3~4 sand jet outlets being connected to sandblasting chamber at top, is provided in the valve seat and spool interconnected logical into sand Road, the spool end be provided with connection sand filling passageway and sandblasting chamber swirl injection hole, the swirl injection centerline hole and Valve core axis are interlaced in space.

Further, the spool end is provided with taper surface, and the swirl injection hole is set as 3 and is distributed on taper surface On.

Further, nozzle top center position is provided with the center nozzle being connected to sandblasting chamber.

Further, the installation, which covers, is provided with internal thread, and the external screw thread being adapted to internal thread is provided on the valve seat.

Further, no less than 2 guide vanes corresponding with swirl injection hole are provided in the nozzle.

Further, the swirl injection centerline hole and intake valve center line shape it is at 45 °~60 ° of angle.

The beneficial effects of the utility model are：

The utility model accessory sand blasting unit that rubs is provided with sandblasting frame, sandblasting supervisor and sandblasting branch pipe by sandblasting intracavitary, Sandblasting frame is distributed on along annular around sandblasting supervisor, using sandblasting, supervisor carries out sandblasting in the horizontal direction, utilizes sandblasting branch Pipe carries out sandblasting in vertical direction, by the spiral nozzle of sandblasting branch pipe end, makes spiral nozzle in compressed air and sandblasting Effect is lower to be rotated and is injected directly on compressed air and sandblasting on case of transmission surface in a manner of eddy flow, sandblasting range Extensively, efficient, effect is good, improve the quality of product.

Description of the drawings

Fig. 1 is that the utility model rubs the structural schematic diagram of accessory sand blasting unit；

Fig. 2 is that the utility model rubs the blast tube layout drawing of accessory sand blasting unit；

Fig. 3 is that the utility model rubs the sectional view of spiral nozzle in accessory sand blasting unit；

Fig. 4 is that the utility model rubs the structural schematic diagram of sandblasting frame in accessory sand blasting unit.

Reference numeral：1- rotary bodies；2- Blow head valve bodies；3- installation lids；4- rolling grooves；5- steel balls；6- sandblasting chambers；The centers 7- Spout；8- sand jet outlets；9- sand filling passageways；10- swirl injections hole；11- nozzles；The tail portions 12-；13- spools；14- valve seats；15- is led Flow blade；16- abrasive blast equipments；The blast rooms 17-；18- sand-feeding tubes；19- sandblastings are responsible for；The horizontal jet pipes of 20-；21- sandblasting branch pipes； The vertical jet pipes of 22-；23- spiral nozzles；24- annular chassis；25- montants；26- upper frames；27- shelf；28- central vertical rods；29- Case of transmission；30- is linked up with；31- sandblasting framves.

Specific implementation mode

Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.

The structural schematic diagram of the accessory sand blasting unit as shown in Figs 1-4 that rubs for the utility model, the utility model one kind, which is rubbed, matches Part sand blasting unit, including the interior material spray equipment 16 equipped with sand material and the blast room 17 for providing sandblasting environment, the material spray are set Standby 16 are communicated with sand-feeding tube 18, and 18 other end of the sand-feeding tube, which extends in blast room 17, is communicated with sandblasting supervisor 19, the spray Sand supervisor 19 is vertically arranged in 17 medium position of blast room, and sandblasting frame is provided with around sandblasting supervisor 19 in the blast room 17 31,

The sandblasting frame is vertically arranged in annular chassis 24 and upper frame including annular chassis 24, upper frame 26 and no less than 3 Montant 25 between 26,1 middle part of annular chassis are vertically arranged with central vertical rod 28, and 28 top of the central vertical rod is provided with Hook 30 is provided with no less than 1 shelf 27 being connect with montant 26, the upper frame between the annular chassis 24 and upper frame 26 26 include the first endless tube and no less than 3 connecting rod I, the connecting rod I are welded between third endless tube and central vertical rod 28；Institute Shelf 27 is stated including the second endless tube and no less than 3 connecting rods II, the connecting rod II are connected to the second endless tube and central vertical rod Between 28, the no less than 3 storage positions for accommodating case of transmission 29 are both provided on the annular chassis 1 and shelf 27；

The horizontal jet pipe 20 being circumferentially distributed with for spraying sand material to sandblasting frame 31 is responsible on 19 side walls in the sandblasting, described Sandblasting is responsible for 19 upper ends and is communicated with no less than 3 levels or the sandblasting branch pipe 21 being obliquely installed, and the sandblasting branch pipe 21 is another End extends to the top of sandblasting frame 31, the vertical jet pipe that 21 lower surface of sandblasting branch pipe is communicated with no less than 2 and height differs 22,22 lower end of vertical jet pipe extends between sandblasting frame 31 and sandblasting frame 31, and 22 bottom of vertical jet pipe is communicated with spiral shell Cyclone nozzle 23.

The present embodiment is provided with sandblasting frame, sandblasting supervisor and sandblasting branch pipe by sandblasting intracavitary, along annular by sandblasting frame Cloth is around sandblasting supervisor, and using sandblasting, supervisor carries out sandblasting in the horizontal direction, is carried out in vertical direction using sandblasting branch pipe Sandblasting makes spiral nozzle rotate and will press under the action of compressed air and sandblasting by the spiral nozzle of sandblasting branch pipe end Contracting air and sandblasting are injected directly in a manner of eddy flow on case of transmission surface, and sandblasting range is wide, efficient, effect is good, Improve the quality of product

Further, the preferred horizontal jet pipe 20 is arranged in a one-to-one correspondence with shelf 27 and annular chassis 24, which has One layer of case of transmission 29 is corresponded to conducive to neighbouring horizontal jet pipe 20.

Further, it being provided with reinforced pipe I on the preferred shelf 27, reinforced pipe I is welded between adjacent connecting rod II, The storage position is arranged on reinforced pipe I and the upper surfaces connecting rod II；It is provided with reinforced pipe II on the annular chassis 24, is reinforced Pipe II is welded between adjacent connecting rod III, which is conducive to that annular chassis 24 and shelf 27 is made to be in engraved structure, structure Simply, in the case of proof strength, be conducive to the weight of annular chassis 24 and shelf 27, be conducive to sandblasting air-flow in sandblasting frame Circulation up and down in 31.

Further, the spiral nozzle 23 is removably attachable on vertical jet pipe 22, and valve seat 14 passes through in the present embodiment Screw thread is detachably arranged in 22 bottom of vertical jet pipe, facilitates and is safeguarded, cleaning.

Further, the spiral nozzle 23 includes hollow rotary body 1, Blow head valve body 2 and installation lid 3, the spray valve Body 2 includes valve seat 14 and is vertically arranged in the spool 13 at the top of valve seat 14 and being sleeved in rotary body 1, and the rotary body 1 includes Nozzle 11 and tail portion 12, the tail portion 12 are mounted on by installing lid 3 on valve seat 14, and 12 upper surface of the tail portion is provided with rolling Slot 4, is provided with steel ball 5 of one group of sliding in rolling groove in the installation lid 3, between 1 inner wall of the spool 13 and rotary body It is surrounded by sandblasting chamber 6,3~4 sand jet outlets being connected to sandblasting chamber 68, institute are provided at top on 11 side wall of the nozzle It states and is provided with interconnected sand filling passageway 9 in valve seat 14 and spool 13,13 end set of the spool has connection sand filling passageway 9 With the swirl injection hole 10 of sandblasting chamber 6,10 center line of swirl injection hole and 13 axis of spool are interlaced in space.

The compressed air that the present embodiment is mixed with steel sand is logical into sand filling passageway 9, enters sandblasting by swirl injection hole 10 In chamber 6, spiral air flow is formed in sandblasting chamber 6, so that rotary body 1 is rotated under the action of spiral air flow and steel ball, and lead to Sand jet outlet 8 is crossed along the circumferential ejection of rotary body 1, compressed air and sandblasting are injected directly on into transmission case body surface in a manner of eddy flow On face, sandblasting range is wide, efficient, effect is good, improves the quality of product.

Further, preferred 13 end set of the spool has a taper surface, and the swirl injection hole 10 is set as 3 and Cloth is conducive to the stability of eddy flow compressed air on taper surface, avoids the flow-rate fluctuation of eddy flow compressed air indefinite.

Further, preferred 11 top center position of the nozzle is provided with the center nozzle 7 being connected to sandblasting chamber, the knot Structure avoids spiral air flow from forming wadding stream in nozzle 11 and forms noise, and the doggie of sandblasting can be not only reached by center nozzle 7, And avoid noise effect.

Further, it is provided with internal thread on the preferred installation lid 3, is provided on the valve seat 14 and is adapted to internal thread External screw thread, which is conducive to installing and dismounting, repair and replacement rotary body.

Further, no less than 2 guide vanes corresponding with swirl injection hole 10 are provided in the preferred nozzle 11 15, which is conducive to rotary body and is rotated, and improves the power of rotary body rotation.

Further, the preferred swirl injection centerline hole and intake valve center line shape it is at 45 °~60 ° of angle, should Structure is conducive to improve the eddy flow effect of eddy flow compressed air.

Finally illustrate, preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage Solution, can in the form and details make it various changes, without departing from the utility model claims book institute The range of restriction.

Claims

The accessory sand blasting unit 1. one kind is rubbed, including the interior material spray equipment equipped with sand material and the blast room for providing sandblasting environment, The material spray equipment is communicated with sand-feeding tube, and the sand-feeding tube other end, which extends in blast room, is communicated with sandblasting supervisor, the spray Sand supervisor is vertically arranged in blast room's medium position, it is characterised in that：In the blast room spray is provided with around sandblasting supervisor Sand frame,

The sandblasting frame includes annular chassis, upper frame and no less than 3 montants being vertically arranged between annular chassis and upper frame, Be vertically arranged with central vertical rod in the middle part of the annular chassis, be provided with hook at the top of the central vertical rod, the annular chassis with No less than 1 shelf being connect with montant is provided between upper frame, the upper frame includes the first endless tube and no less than 3 connecting rods I, the connecting rod I are welded between third endless tube and central vertical rod；The shelf includes the second endless tube and no less than 3 connections Bar II, the connecting rod II are connected between the second endless tube and central vertical rod, are both provided with not on the annular chassis and shelf Storage position less than 3 for accommodating case of transmission；

The horizontal jet pipe for spraying sand material to sandblasting frame is circumferentially distributed on sandblasting supervisor's side wall, on the sandblasting supervisor End is communicated with no less than 3 levels or the sandblasting branch pipe being obliquely installed, and the sandblasting branch pipe other end extends on sandblasting frame Side, the vertical jet pipe that sandblasting branch pipe lower surface is communicated with no less than 2 and height differs, the vertical jet pipe lower end extend To between sandblasting frame and sandblasting frame, the vertical jet pipe bottom is communicated with spiral nozzle.
2. the accessory sand blasting unit as described in claim 1 that rubs, it is characterised in that：The horizontal jet pipe and shelf and annular chassis It is arranged in a one-to-one correspondence.
3. the accessory sand blasting unit as described in claim 1 that rubs, it is characterised in that：It is provided with reinforced pipe I on the shelf, reinforces Pipe I is welded between adjacent connecting rod II, and the storage position is arranged on reinforced pipe I and the upper surfaces connecting rod II；The annular Reinforced pipe II is provided on chassis, reinforced pipe II is welded between adjacent connecting rod III.
4. the accessory sand blasting unit as described in claim 1 that rubs, it is characterised in that：The spiral nozzle includes hollow rotation Body, Blow head valve body and installation lid, the Blow head valve body include valve seat and are vertically arranged at the top of valve seat and are sleeved on a rotating body Spool, the rotary body includes nozzle and tail portion, and the tail portion is mounted on by installing lid on valve seat, the tail portion upper surface It is provided with rolling groove, steel ball of one group of sliding in rolling groove, the spool and rotary body inner wall are provided in the installation lid Between be surrounded by sandblasting chamber, be provided with 3~4 sand jet outlets being connected to sandblasting chamber, institute at top on the nozzle side wall It states and is provided with interconnected sand filling passageway in valve seat and spool, the spool end is provided with connection sand filling passageway and sandblasting chamber Swirl injection hole, the swirl injection centerline hole and valve core axis are interlaced in space.
5. the accessory sand blasting unit as claimed in claim 4 that rubs, it is characterised in that：The spool end is provided with taper surface, institute Swirl injection hole is stated to be set as 3 and be distributed on taper surface.
6. the accessory sand blasting unit as claimed in claim 4 that rubs, it is characterised in that：Nozzle top center position be provided with The center nozzle of sandblasting chamber connection.
7. the accessory sand blasting unit as claimed in claim 4 that rubs, it is characterised in that：The installation, which covers, is provided with internal thread, institute State the external screw thread for being provided on valve seat and being adapted to internal thread.
8. the accessory sand blasting unit as claimed in claim 4 that rubs, it is characterised in that：Be provided in the nozzle no less than 2 with The corresponding guide vane in swirl injection hole.
9. the accessory sand blasting unit as claimed in claim 4 that rubs, it is characterised in that：The swirl injection centerline hole and intake valve Center line shape is at 45 °~60 ° of angle.