CN215002820U

CN215002820U - Pretreatment device for metal surface spraying

Info

Publication number: CN215002820U
Application number: CN202121125355.5U
Authority: CN
Inventors: 张雪峰; 丁海燕
Original assignee: Changzhou Shengxiang Intelligent Technology Co ltd
Current assignee: Changzhou Shengxiang Intelligent Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-03
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a preprocessing device for metal surface spraying relates to metal surface spraying technical field. The utility model discloses a drying cabinet, one side outer wall central point of drying cabinet puts and the top is provided with sandblast pipe A and sandblast pipe B respectively, and one side of drying cabinet is provided with the sandblast jar, and the bottom central point of sandblast jar puts and is provided with out the sand pipe, and connecting pipe A's the other end passes through the coupling and is connected with the compressor, and the inside central point of heating cabinet puts and is provided with the heater strip, and the other end of outlet duct passes through the coupling and is connected with the fan. The utility model discloses an utilize heating cabinet and sandblast jar, the hot-air suction that the fan will the heater strip heating is dry to the metal to utilize the blast pipe to take the air back to the heating cabinet, reduce energy loss when getting rid of metal surface grease, start the compressor with sand material through the nozzle blowout on sandblast pipe A and the sandblast pipe B, to metal surface alligatoring, get rid of the attachment on metal surface.

Description

Pretreatment device for metal surface spraying

Technical Field

The utility model belongs to the technical field of metal surface spraying, especially, relate to a preprocessing device for metal surface spraying.

Background

The metal surface spraying treatment is mainly applied to the manufacturing of mechanical parts, the performance and the service life of the mechanical parts can be obviously improved, the repair and the waste can be realized, and excellent economic benefits can be generated, the metal, alloy and a composite coating based on tubular wire materials can be prepared by the metal surface spraying treatment, the coating is uniform and high in density, the porosity is low, the bonding strength is high, the metal surface spraying treatment device is widely applied to effective corrosion prevention and wear resistance reinforcing layers, but the metal surface is required to be treated before the metal surface is sprayed to ensure the metal surface spraying effect, so that a pretreatment device is usually required to treat the metal surface in advance, and the metal surface spraying treatment device still has the following defects in the practical use:

1. most of the existing pretreatment for metal surface spraying treats the metal surface in a grinding mode, but the size of the metal is changed in the grinding process, and meanwhile, grease and dust on the metal surface are difficult to remove, and certain energy loss is caused in the drying process;

2. the existing pretreatment of metal surface spraying is mostly to treat the metal surface in a polishing mode, and the metal surface may have residual oxide skin, rust, dirt, old coating and other attachments to influence the metal surface spraying effect.

Therefore, the existing pretreatment device for metal surface spraying cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

Disclosure of Invention

An object of the utility model is to provide a preprocessing device for metal surface spraying, through utilizing heating cabinet and sandblast jar, the hot-air suction that the fan will the heater strip heating carries out the drying to the metal in the drying cabinet, and utilize blast pipe and circulating pipe to take back the heating cabinet with the air after the drying in, can be dry to the metal cycle, get rid of metal surface grease, reduce energy loss, start-up compressor passes through the nozzle blowout on sandblast pipe A and the sandblast pipe B with the sand material, to the metal surface alligatoring, get rid of attachments such as metal surface's cinder, rust, dirt and old coating.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a preprocessing device for metal surface spraying, which comprises a drying oven, wherein the central position and the top end of the outer wall at one side of the drying oven are respectively provided with a sand blasting pipe A and a sand blasting pipe B, the bottom end surface and the top end of the rear end of the drying oven are respectively provided with an air inlet pipe and an air outlet pipe, one side of the drying oven is provided with a sand blasting tank, the central position at the bottom of the sand blasting tank is provided with a sand outlet pipe, the other end of the sand outlet pipe is connected with a connecting pipe A through a pipe joint, the other end of the connecting pipe A is connected with a compressor through a pipe joint, the rear part of the drying oven is provided with a heating box, the central position inside the heating box is provided with a heating wire, the bottom end of the outer wall at one side of the heating box is provided with an air outlet pipe, the other end of the air outlet pipe is connected with a fan through a pipe joint, sand materials in the sand blasting tank are pumped into the drying oven through a compressor to coarsen the metal surface, and the fan pumps the air heated by the heating wire into the drying box to dry the metal, so as to remove the surface grease.

Further, chamber door and controller are installed to the front end terminal surface of drying cabinet, and the controller is located the below of chamber door, the front end terminal surface central point of controller puts and is provided with control panel, display screen and control button are installed to control panel's front end terminal surface, and control button is located one side of display screen, and the chamber door passes through hinge and drying cabinet swing joint, makes things convenient for the staff to carry out operation control through the controller.

Further, the rack is installed to even interval from last to lower in the inside of drying cabinet, the outer wall that the drying cabinet was all run through to sandblast pipe A and sandblast pipe B's the other end is connected with the nozzle, and a plurality of through-holes have been seted up on the surface of rack, and the circulation of air of being convenient for, nozzle and horizontal direction are 15, are favorable to the sandblast.

Further, the equal fixedly connected with bracing piece in both ends around the bottom both sides of sandblast jar, be provided with the solenoid valve on going out the sand pipe, the other end of compressor passes through the coupling and is connected with connecting pipe B, connecting pipe B's the other end is connected with connecting pipe C and connecting pipe D through three fens joints, connecting pipe C's the other end passes through the coupling and is connected with sandblast A, connecting pipe D's the other end passes through the coupling and is connected with sandblast B, and the bottom of bracing piece is passed through the gasket and is fixed subaerial, increases the lifting surface area with ground, and the coupling plays the effect of pipe connection.

Further, the upper surface central point of heating cabinet puts evenly spaced apart and is equipped with the inlet port, the inside top fixedly connected with filter screen of heating cabinet, the heater strip cover is established in the outer wall outside of high temperature resistant stick, on the equal fixed connection heating cabinet's in both ends inner wall of high temperature resistant stick, through the inlet port messenger heating cabinet inside and outside atmospheric pressure balance, the filter screen can filter the air, reduces the dust and gets into.

Further, the other end of fan passes through coupling and intake-tube connection, one side outer wall top of heating cabinet is provided with the circulating pipe, the other end of circulating pipe passes through the coupling and is connected with connecting pipe E, the other end of connecting pipe E passes through the coupling and is connected with the blast pipe, and the air after the drying cabinet internal drying passes through the circulating pipe and flows back to in the heating cabinet to thermal loss can be reduced.

The utility model discloses following beneficial effect has:

1. the utility model is provided with the heating box, when the heating box is used by the working personnel, the output end of the controller is electrically connected with the input end of the heating wire, thereby controlling the heating wires to heat the surrounding air, starting the fan, pumping the hot air in the heating box into the drying box through the air outlet pipe by the fan to dry the metal, the dried air is pumped back into the heating box by using the exhaust pipe and the circulating pipe, and the air is filtered by using the filter screen, thereby circularly drying the metal, removing the grease on the surface of the metal, reducing the energy loss, simultaneously avoiding dust from entering and attaching to the surface of the metal to influence the metal spraying, solving the problems that the prior pretreatment of the metal surface spraying mostly treats the surface of the metal in a grinding way, but the size of the metal is changed in the grinding process, meanwhile, the grease and dust on the metal surface are difficult to remove, and certain energy loss is caused in the drying process.

2. The utility model discloses a set up the sandblast jar, after to the metal drying, start the compressor, the compressor passes through the nozzle blowout on sandblast pipe A and the sandblast pipe B with the sand material in the sandblast jar, to the metal surface alligatoring, thereby can get rid of attachments such as metal surface's cinder, rust, dirt and old coating, avoid influencing follow-up surface coating to the metal, the mode of polishing is handled the metal surface through mostly to the preliminary treatment of having solved current metal surface spraying, probably metal surface has remaining cinder, rust, attachment such as dirt and old coating influences the problem of metal surface spraying effect.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

fig. 2 is a sectional view of the drying box of the present invention;

FIG. 3 is a structural diagram of the sand blast tank of the present invention;

fig. 4 is a sectional view of the heating box of the present invention;

fig. 5 is a structural diagram of the controller of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a drying oven; 101. a box door; 102. a controller; 1021. a control panel; 1022. a display screen; 1023. a control button; 103. placing a rack; 104. a sand blasting pipe A; 105. a sand blasting pipe B; 106. a nozzle; 107. an air inlet pipe; 108. an exhaust pipe; 2. a sand blasting tank; 201. a support bar; 202. a sand outlet pipe; 203. an electromagnetic valve; 204. a connecting pipe A; 205. a compressor; 206. a connecting pipe B; 207. a pipe joint; 208. a trisection joint; 209. a connecting pipe C; 2010. a connecting pipe D; 3. a heating box; 301. an air inlet; 302. a filter screen; 303. a high temperature resistant rod; 304. heating wires; 305. an air outlet pipe; 306. a circulation pipe; 307. a fan; 308. and (7) connecting the pipe E.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention relates to a pretreatment device for metal surface spraying, comprising a drying oven 1, wherein a sand blasting pipe a104 and a sand blasting pipe B105 are respectively disposed at the central position and the top end of the outer wall of one side of the drying oven 1, an air inlet pipe 107 and an air outlet pipe 108 are respectively disposed at the bottom end and the top end of the rear end face of the drying oven 1, a sand blasting tank 2 is disposed at one side of the drying oven 1, a sand discharging pipe 202 is disposed at the central position of the bottom of the sand blasting tank 2, the other end of the sand discharging pipe 202 is connected with a connecting pipe a204 through a pipe joint 207, the other end of the connecting pipe a204 is connected with a compressor 205 through a pipe joint 207, a heating box 3 is disposed at the rear of the drying oven 1, a heating wire 304 is disposed at the central position inside of the heating box 3, an air outlet pipe 305 is disposed at the bottom end of the outer wall of one side of the heating box 3, the other end of the air outlet pipe 305 is connected with a fan 307 through the pipe joint 207, the compressor 205 is started, the compressor 205 ejects the sand in the blast tank 2 through the nozzles 106 on the blast pipe a104 and the blast pipe B105, coarsens the metal surface, removes the scale, rust, dirt, old coating and other attachments on the metal surface, starts the fan 307, and the fan 307 sucks the hot air heated by the heating wire 304 in the heating box 3 into the drying box 1 through the air outlet pipe 305 to dry the metal and remove the surface grease.

Wherein as shown in fig. 1, 2, 5, chamber door 101 and controller 102 are installed to the front end terminal surface of drying cabinet 1, and controller 102 is located the below of chamber door 101, the front end terminal surface central point of controller 102 puts and is provided with control panel 1021, display 1022 and control button 1023 are installed to control panel 1021's front end terminal surface, and control button 1023 is located one side of display 1022, chamber door 101 passes through hinge and drying cabinet 1 swing joint, make things convenient for the staff to carry out operation control through controller 102, rack 103 is installed from last to even interval down to the inside of drying cabinet 1, the other end of sandblast pipe A104 and sandblast pipe B105 all runs through the outer wall of drying cabinet 1 and is connected with nozzle 106, place the metal on rack 103 through chamber door 101, a plurality of through-holes have been seted up on rack 103's surface, the circulation of air of being convenient for, nozzle 106 is 15 with the horizontal direction, be favorable to the sandblast.

Wherein as shown in fig. 1, 3, both ends equal fixedly connected with bracing piece 201 around the bottom both sides of sandblast jar 2, be provided with solenoid valve 203 on going out sand pipe 202, the other end of compressor 205 passes through coupling 207 and is connected with connecting pipe B206, the other end of connecting pipe B206 is connected with connecting pipe C209 and connecting pipe D2010 through three piecings 208, the other end of connecting pipe C209 passes through coupling 207 and is connected with sandblast pipe a104, the other end of connecting pipe D2010 passes through coupling 207 and is connected with sandblast pipe B105, switch through controller 102 control solenoid valve 203, thereby control sand material spun volume, the bottom of bracing piece 201 is fixed subaerial through the gasket, increase the lifting surface with ground, coupling 207 and three piecings 208 all play the effect of pipe connection.

As shown in fig. 1 and 4, air inlets 301 are formed at the center of the upper surface of the heating box 3 at regular intervals, a filter screen 302 is fixedly connected to the upper portion of the inside of the heating box 3, a heating wire 304 is sleeved on the outer side of the outer wall of a high temperature resistant rod 303, both ends of the high temperature resistant rod 303 are fixedly connected to the inner wall of the heating box 3, the air pressure inside and outside the heating box 3 is balanced through the air inlets 301, the filter screen 302 can filter air and reduce dust entering, the other end of a fan 307 is connected to an air inlet pipe 107 through a pipe joint 207, a circulation pipe 306 is arranged at the top end of the outer wall of one side of the heating box 3, the other end of the circulation pipe 306 is connected to a connection pipe E308 through a pipe joint 207, the other end of the connection pipe E308 is connected to an exhaust pipe 108 through a pipe joint 207, the exhaust pipe 108 and the circulation pipe 306 are used for drawing the dried air back into the heating box 3 and filtering the air through the filter screen 302, the metal can be circularly dried, and the energy loss is reduced.

One specific application of this embodiment is: switching on a device power supply and starting the device; the box door 101 is opened to place the metal on the placing frame 103, the output end of the controller 102 is electrically connected with the input end of the heating wire 304, thereby controlling the heating wire 304 to heat the surrounding air, starting the fan 307, the fan 307 pumping the hot air in the heating box 3 into the drying box 1 through the air outlet pipe 305 to dry the metal, and the dried air is drawn back into the heating compartment 3 by means of the exhaust duct 108 and the circulation duct 306, and the air is filtered by the filter screen 302, so that the metal can be dried circularly, the grease on the surface of the metal is removed, the energy loss is reduced, meanwhile, dust is prevented from entering and attaching to the surface of the metal to influence metal spraying, after the metal is dried, the compressor 205 is started, the compressor 205 sprays the sand material in the sand blasting tank 2 out through the nozzles 106 on the sand blasting pipe A104 and the sand blasting pipe B105, the surface of the metal is roughened, and attachments such as oxide scale, rust, dirt, old coatings and the like on the surface of the metal are removed.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. A pre-treatment device for metal surface spraying, comprising a drying oven (1), characterized in that: a sand blasting pipe A (104) and a sand blasting pipe B (105) are respectively arranged at the central position and the top end of the outer wall on one side of the drying box (1), an air inlet pipe (107) and an exhaust pipe (108) are respectively arranged at the bottom end and the top end of the end face on the rear end of the drying box (1), a sand blasting tank (2) is arranged on one side of the drying box (1), a sand discharging pipe (202) is arranged at the central position of the bottom of the sand blasting tank (2), the other end of the sand discharging pipe (202) is connected with a connecting pipe A (204) through a pipe joint (207), the other end of the connecting pipe A (204) is connected with a compressor (205) through a pipe joint (207), a heating box (3) is arranged at the rear part of the drying box (1), a heating wire (304) is arranged at the central position inside the heating box (3), and an air outlet pipe (305) is arranged at the bottom end of the outer wall on one side of the heating box (3), the other end of the air outlet pipe (305) is connected with a fan (307) through a pipe joint (207).

2. The pretreatment device for metal surface spraying according to claim 1, wherein a door (101) and a controller (102) are installed on the front end face of the drying oven (1), the controller (102) is located below the door (101), a control panel (1021) is arranged at the center of the front end face of the controller (102), a display screen (1022) and control buttons (1023) are installed on the front end face of the control panel (1021), and the control buttons (1023) are located on one side of the display screen (1022).

3. The pretreatment device for metal surface spraying according to claim 1, characterized in that the inside of the drying box (1) is provided with placing racks (103) at uniform intervals from top to bottom, and the other ends of the sand blasting pipe A (104) and the sand blasting pipe B (105) penetrate through the outer wall of the drying box (1) and are connected with a nozzle (106).

4. The pretreatment device for metal surface spraying according to claim 1, wherein the front end and the rear end of each of two sides of the bottom of the sand blasting tank (2) are fixedly connected with a support rod (201), the sand discharging pipe (202) is provided with an electromagnetic valve (203), the other end of the compressor (205) is connected with a connecting pipe B (206) through a pipe joint (207), the other end of the connecting pipe B (206) is connected with a connecting pipe C (209) and a connecting pipe D (2010) through a three-way joint (208), the other end of the connecting pipe C (209) is connected with the sand blasting pipe A (104) through the pipe joint (207), and the other end of the connecting pipe D (2010) is connected with the sand blasting pipe B (105) through the pipe joint (207).

5. The pretreatment device for metal surface spraying according to claim 1, wherein air inlets (301) are uniformly spaced at the center of the upper surface of the heating box (3), a filter screen (302) is fixedly connected above the inside of the heating box (3), the heating wire (304) is sleeved outside the outer wall of the high temperature resistant rod (303), and two ends of the high temperature resistant rod (303) are fixedly connected to the inner wall of the heating box (3).

6. The pretreatment device for metal surface spraying according to claim 1, wherein the other end of the fan (307) is connected with the air inlet pipe (107) through a pipe joint (207), the top end of the outer wall at one side of the heating box (3) is provided with a circulating pipe (306), the other end of the circulating pipe (306) is connected with a connecting pipe E (308) through the pipe joint (207), and the other end of the connecting pipe E (308) is connected with the exhaust pipe (108) through the pipe joint (207).