CN208117603U - The sealing structure of shot blasting machine cleaning chamber - Google Patents

Abstract

The utility model relates to a kind of sealing structures of shot blasting machine cleaning chamber.Cleaning chamber includes main cleaning chamber, secondary cleaning chamber, main cleaning chamber is located at the top of secondary cleaning chamber, the lower port of secondary cleaning chamber is equipped with symmetrical left hermatic door and right hermatic door, left hermatic door includes the first of the channel steel structure of opening upwards, second outline border is with before, after-frame, the first door-plate is connected in the frame of left hermatic door, the outside of first outline border is connect by the first hinge with the lower end surface of secondary cleaning chamber, the first angle steel that stile is placed in the opening of the first outline border is connected on the inside of secondary cleaning chamber lower end surface, the first sealing strip is equipped between the lower end surface and the first outline border of first angle steel stile；The second angle steel is connected on the outside of second outline border, the stile of the second angle steel is placed in the opening of third outline border of right hermatic door, and the second sealing strip is equipped between the lower end surface and third outline border of the second angle steel stile.The utility model avoids bullet from sputtering ball blast chamber body, avoids generating dangerous, raising working efficiency.

Description

The sealing structure of shot blasting machine cleaning chamber

Technical field

The utility model relates to shot-blasting machine, the sealing structure of specifically a kind of shot blasting machine cleaning chamber.

Background technique

Ball blast machinery is in more more and more universal, the numerous other fields of the technical application of casting and equipment manufacture removing surface Also original surface treatment process is replaced using ball blast technique, the ball blast machinery of corresponding various specifications model and purposes is by exploitation benefit With.Ball blast machinery makes shot or steel sand under the action of high speed centrifugation power, forms fan-shaped bullet beam, casts onto workpiece, by work The attachments such as the oxide skin on part surface, remaining scab are removed, to achieve the purpose that clear up workpiece surface.Its work is situated between Matter is shot or steel sand, but shot steel sand diameter is very small（0.3— 3mm）, and ejection velocity is especially big（50-100m/ s）, so considering that the leakproofness of equipment is extremely important in ball blast Machine Design and manufacturing process.

Shot-blasting machine is made of following components：Main cleaning chamber, impeller head, transportation system, slips ball pipe, mentions at secondary cleaning chamber The machine of liter, separator, defeated ball system, dust pelletizing system, electrical control system etc., wherein cleaning chamber forms such as Fig. 1 by major-minor cleaning chamber Shown, main chamber's body and concubine body are made of steel plate, they are big cavity type structure, and chamber body top is box-shaped, and lower part is taper, Prune job carries out in the cavity of sealing, specifically there is front and back concubine body, main chamber's body, rubber curtain, shot blast room backplate, impeller head （Do not show in figure）Deng composition.

Shot blasting machine cleaning chamber is multicell assembly at present, and front and back pair cleaning chamber is all sealing chamber body, is mainly set in more Layer rubber curtain is winged outside bullet to prevent, and rubber curtain is the narrow bar structure for including spring steel plate outpacking rubber, and one end is fixed on throwing Ball machine clears up laterally stacking installation in chamber interior walls, and this structure, which enters workpiece, has high resistance, and larger workpiece cannot be introduced into, Workpiece size is very limited, and utilization rate is lower, since the effect is unsatisfactory for the narrow bar sealing structure of rubber curtain, when work Personnel need to splash far from chamber body import and export to prevent bullet, flour dust overflow pleasing to the eye, bullet, dust sputter ball blast chamber body, influence Surrounding working environment, or even can injury.Rubber curtain is vulnerable part, has damage that must repair replacement in time, and service life is short, Maintenance cost is high, and utilization rate is low, consumes a large amount of manpower and financial resources.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of sealing structures of shot-blasting machine, avoid bullet and sputter Ball blast chamber body avoids and generates danger in work.

The technical issues of the utility model solves its technical solution adopted is that：

A kind of sealing structure of shot blasting machine cleaning chamber, cleaning chamber include main cleaning chamber, and secondary cleaning chamber, main cleaning chamber is located at secondary The lower port of the top of cleaning chamber, the pair cleaning chamber is equipped with symmetrical left hermatic door and right hermatic door, left hermatic door packet The first, second outline border and forward and backward frame of the channel steel structure of opening upwards are included, is connected with the first door-plate in the doorframe of left hermatic door, The outside of first outline border is connect by the first hinge with the lower end surface of secondary cleaning chamber, is connected on the inside of secondary cleaning chamber lower end surface vertical While the first angle steel being placed in the opening of the first outline border, it is close to be equipped with first between the lower end surface and the first outline border of the first angle steel stile Strip of paper used for sealing；The second angle steel is connected on the outside of second outline border, the stile of the second angle steel is placed in the opening of the third outline border of right hermatic door It is interior, the second sealing strip is equipped between the lower end surface and third outline border of the second angle steel stile.

The utility model by adopting the above technical scheme, compared with prior art, beneficial effect is：

It is light and practical, the seamless sealing of hermatic door is realized, bullet is avoided and sputters ball blast chamber body, avoid work Middle generation is dangerous, improves work efficiency；Workpiece is set to enter non-resistance, workpiece size can be put into greatest extent, and utilization rate is high.

Further, the prioritization scheme of the utility model is：

The upper surface of first door-plate of the left hermatic door be equipped with the first rubber lining, the second door-plate of right hermatic door it is upper Surface is equipped with the second rubber lining, is overlapped on the second rubber lining on the inside of the first rubber lining.

The inner wall of the pair cleaning chamber is respectively equipped with multi-disc third rubber lining, and the third rubber lining at top passes through dovetail It follows closely third rubber lining affixed with the inner wall of secondary cleaning chamber, adjacent and connection is followed closely by dovetail, dovetail nail is interior with secondary cleaning chamber Wall is affixed.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the prior art；

Fig. 2 is the structural schematic diagram of the utility model embodiment；

In figure：Rubber curtain 1；Shot blast room backplate 2；Third rubber lining 3；Dovetail nail 4；Left hermatic door 5；First angle steel 6；The One sealing strip 7；First rubber lining 8；First door-plate 9；Cam mechanism 10；First hinge 11；First outline border 12；Second outline border 13；Second angle steel 14；Third outline border 15；Second sealing strip 16；Second door-plate 17；Second rubber lining 18；4th outline border 19；The Triangular steel 20；Third sealing strip 21；Second hinge 22；Main cleaning chamber 23；Secondary cleaning chamber 24；Right hermatic door 25.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and examples.

Referring to Fig.2, a kind of sealing structure of shot blasting machine cleaning chamber, cleaning chamber includes main cleaning chamber 23 and secondary cleaning chamber 24, Main cleaning chamber 23 is located at the top of secondary cleaning chamber 24, and main cleaning chamber 23 and secondary cleaning chamber 24 are made of steel plate, they are great Rong Cavity structure, chamber body top are box-shaped, and lower part is taper, and prune job carries out in the cavity of sealing.Under secondary cleaning chamber 24 Port is equipped with symmetrical left hermatic door 5 and right hermatic door 25, and right hermatic door 25 is identical as the structure of left hermatic door 5, Zuo Mi Closure door 5 and right hermatic door 25 use manual switch door mode, are compressed using cam mechanism 10 by two, guarantee sealing effect.

Left hermatic door 5 includes the first outline border 12 for being placed in two sides, the second outline border 13 and is placed in the first outline border 12, the second outline border The forward and backward frame at 13 both ends（It is not drawn into figure）, the first outline border 12, the second outline border 13 and forward and backward frame are the channel steel knots of opening upwards Structure, the two sides of the first door-plate 9 are welded on the top of 13 opposite sides of the first outline border 12 and the second outline border, and the outside of the first outline border 12 is logical It crosses the first hinge 11 connect with the lower end surface of secondary cleaning chamber 24, the of opening inwardly is welded on the inside of secondary 24 lower end surface of cleaning chamber One angle steel 6, the stile of the first angle steel 6 are placed in the opening of the first outline border 12, the lower end surface of 6 stile of the first angle steel and the first outline border The first sealing strip 7 is equipped between 12 opening.First angle steel 6 and the first outline border 12 form uneven labyrinth structure.Left sealing The rear and front end of door 5 forms identical uneven labyrinth structure using angle steel and channel steel, blocks bullet splashing route, guarantees nothing Fly outside bullet.

Right hermatic door 25 includes the third outline border 15 for being placed in two sides, the 4th outline border 19 and is placed in outside third outline border the 15, the 4th The forward and backward frame at 19 both ends of frame（It is not drawn into figure）, third outline border 15, the 4th outline border 19 and forward and backward frame are the channel steels of opening upwards Structure, the two sides of the second door-plate 17 are welded on the top of 19 opposite sides of third outline border 15 and the 4th outline border, the 4th outline border 19 it is outer Side is connect by the second hinge 22 with the lower end surface of secondary cleaning chamber 24, and it is inside that opening is welded on the inside of secondary 24 lower end surface of cleaning chamber Third angle steel 20, the stile of third angle steel 20 is placed in the opening of the 4th outline border 19, the lower end surface of the stile of third angle steel 20 And the 4th be equipped with third sealing strip 21 between outline border 19.Third angle steel 20 and the 4th outline border 19 form uneven labyrinth structure. The rear and front end of right hermatic door 25 forms identical uneven labyrinth structure using angle steel and channel steel, blocks bullet splashing road Line guarantees without winged outside bullet.

The outside of second outline border 13 is welded with the second angle steel 14, and the stile of the second angle steel 14 is placed in the third of right hermatic door 25 In the opening of outline border 15, the second sealing strip 21 is equipped between the lower end surface and third outline border 15 of 14 stile of the second angle steel.Second jiao Steel 14 and third outline border 15 form uneven labyrinth structure, block bullet splashing route, guarantee without winged outside bullet.

Paste the first rubber lining 8, the second door-plate 17 of right hermatic door 25 in the upper surface of first door-plate 9 of left hermatic door 5 Upper surface paste the second rubber lining 18, the inside of the first rubber lining 9 is overlapped on the second rubber lining 18.

The inner wall of secondary cleaning chamber 24 is respectively equipped with multi-disc third rubber lining 3, since the inner wall of secondary cleaning chamber 24 is without installation Third rubber 3 plates of lining of the screw thread hole location of shot blast room backplate 2, top are affixed by the inner wall of dovetail nail 4 and secondary cleaning chamber 24, phase For adjacent third rubber lining 3 by 4 connection of dovetail nail, dovetail nail 4 and the inner wall of secondary cleaning chamber 24 are affixed.Third rubber lining 3 Material be conveyer belt, using new or old conveyer belt, protect chamber body siding from abrasion, extend chamber body service life, simultaneously The reflection function that can use bullet strikes workpiece surface with remaining valid, and improves cleaning quality and cleaning efficiency.

The above is only the preferred feasible embodiment of the utility model, not thereby limits to the power of the utility model Sharp range, it is all with the variation of equivalent structure made by the utility model specification and accompanying drawing content, it is both contained in the utility model Interest field within.

Claims (3)

1. a kind of sealing structure of shot blasting machine cleaning chamber, cleaning chamber includes main cleaning chamber, and secondary cleaning chamber, main cleaning chamber is located at secondary clear Manage the top of room, it is characterised in that：The lower port of the pair cleaning chamber is equipped with symmetrical left hermatic door and right hermatic door, left Hermatic door includes the first, second outline border and forward and backward frame of the channel steel structure of opening upwards, and is connected in the frame of left hermatic door The outside of one door-plate, the first outline border is connect by the first hinge with the lower end surface of secondary cleaning chamber, the inside of secondary cleaning chamber lower end surface It is connected with the first angle steel that stile is placed in the opening of the first outline border, is set between the lower end surface and the first outline border of the first angle steel stile There is the first sealing strip；The second angle steel is connected on the outside of second outline border, the stile of the second angle steel is placed in outside the third of right hermatic door In the opening of frame, the second sealing strip is equipped between the lower end surface and third outline border of the second angle steel stile.

2. the sealing structure of shot blasting machine cleaning chamber according to claim 1, it is characterised in that：The first of the left hermatic door The upper surface of door-plate is equipped with the first rubber lining, and the upper surface of the second door-plate of right hermatic door is equipped with the second rubber lining, and first It is overlapped on the inside of rubber lining on the second rubber lining.

3. the sealing structure of shot blasting machine cleaning chamber according to claim 1, it is characterised in that：The inner wall of the pair cleaning chamber It is respectively equipped with multi-disc third rubber lining, the third rubber lining at top follows closely, phase affixed with the inner wall of secondary cleaning chamber by dovetail Adjacent third rubber lining is followed closely by dovetail and is connected, and dovetail nail and the inner wall of secondary cleaning chamber are affixed.