CN112692736B

CN112692736B - Air valve shot blasting frame and efficient shot blasting device thereof

Info

Publication number: CN112692736B
Application number: CN202011564424.2A
Authority: CN
Inventors: 刘正汉; 付友; 陈大琨
Original assignee: Wuhan Dongxin Valve Manufacturing Co ltd
Current assignee: Wuhan Dongxin Valve Manufacturing Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2022-09-23
Anticipated expiration: 2040-12-25
Also published as: CN112692736A

Abstract

The utility model belongs to the technical field of valve production facility and specifically relates to a ball frame is thrown to valve and high efficiency is thrown ball device thereof is related to, its mesh aperture that includes a plurality of rack and rack is greater than air-valve pole portion diameter and is less than air-valve head diameter, the week side of rack all is provided with the slope and hangs the hook piece of locating on throwing the ball frame, still includes the stores pylon, the stores pylon has laid the multiunit along vertical direction interval, the both sides of multiunit stores pylon are vertical respectively to be provided with the connecting rod, the rack correspondence is hung and is established on the stores pylon in the left and right sides of two connecting rods. The application has the effects of reducing the mutual collision between the air valves and reducing the rejection rate of the air valves.

Description

Air valve shot blasting frame and high-efficiency shot blasting device thereof

Technical Field

The application relates to the field of air valve production equipment, in particular to an air valve shot blasting frame and a high-efficiency shot blasting device thereof.

Background

The air inlet valve and the air outlet valve are key parts for normal operation of an automobile engine, form a combustion chamber of the engine together with a piston, a cylinder sleeve and the like, and control the air and fuel inlet and exhaust of waste gas through the opening or closing of the air valves.

At present, each engine manufacturer has strict requirements on the cleanliness of the valve, and the cleanliness is generally controlled to be not more than 0.5 mg/count, so the surface cleaning work of the valve in the production process is very important, the surface treatment mode of the valve is generally two modes of chromium plating and nitriding, the surface is required to be cleaned after the chromium plating or nitriding, for the nitrided valve, each manufacturer mostly adopts a vibration finishing machine filled with abrasive materials to clean the surface after the nitriding, and the method has the defects of less material loading, long time, easy collision of the valves, poor cleaning effect and influence on the appearance.

Therefore, the shot blasting machine is adopted, the shot blasting machine is used for throwing high-speed shots to clean the surface of the valve, the surface of the casting is strengthened, the effects of removing impurities on the surface, strengthening the surface and properly improving the surface roughness are achieved, and the shot blasting machine has a good cleaning effect and is widely applied to valve machining.

Aiming at the related technologies, the inventor thinks that a shot of brain of the valve to be shot is put into the shot blasting machine, shot blasting operation is carried out on the valve through the transmission of the belt, but the valve is easy to damage and scrap due to mutual collision in the process, so that the rejection rate is greatly improved, and the improvement is needed.

Disclosure of Invention

The invention aims to provide a valve shot blasting frame which can reduce mutual collision of valves and reduce the rejection rate of the valve shot blasting frame.

The valve shot blasting frame provided by the invention adopts the following technical scheme:

the valve shot blasting frame comprises a plurality of net racks, the mesh aperture of each net rack is larger than the rod part diameter of each valve and smaller than the head part diameter of each valve, and hook parts obliquely hung on the shot blasting frame are arranged on the peripheral sides of the net racks;

still include the stores pylon, the multiunit has been laid along vertical direction interval to the stores pylon, the multiunit the both sides of stores pylon are the vertical connecting rod that is provided with respectively, the rack corresponds to hang and establishes the stores pylon in two on the left and right sides of connecting rod.

By adopting the technical scheme, the net rack is horizontally placed on a plane before the surface of the air valve is required to be subjected to shot blasting treatment, then the rod part of the air valve penetrates into the meshes from top to bottom until the head part of the air valve is placed on the surface of the net rack for bearing, and then a plurality of air valves hung on the net rack cannot collide with each other, so that shot blasting waste products are greatly reduced; the cooperation is established to hanging between rack and the stores pylon, has improved the single and has thrown the inflating quantity of ball, has improved machining efficiency, and the rack can be dismantled from the stores pylon, and when the valve of being convenient for hung and establish, also be convenient for maintain and change after the rack damages, the practicality is higher.

Optionally, the hanging rack comprises two groups of hanging rods which are parallel to each other, the hanging rods comprise two symmetrically arranged inclined rods, one ends of the two inclined rods are fixed, and the other ends of the two inclined rods respectively vertically incline upwards.

Through adopting above-mentioned technical scheme, two down tube are "V" style of calligraphy and lay, and the contained angle between two down tube is the obtuse angle setting, and the rack correspondence is hung and is established on two down tube that are parallel to each other, and then the rack is the slope setting equally, and it can make a plurality of valves lay along the horizontal direction dislocation to hang to establish in comparison in the level, and the valve that lies in stores pylon center department and week edge department in throwing the ball process all can fully contact with the shot, and it is better to throw the ball effect, and required shot-blasting ageing also reduces by a wide margin.

Optionally, the hook member including set firmly perpendicularly in two sets of peg of rack both sides, every group the crotch of peg all is the symmetry and sets up and corresponds to hang and locate per two be parallel to each other on the week side of down tube.

Through adopting above-mentioned technical scheme, the crotch department of peg is buckled and is the right angle shape, and scrapes the whole "L" style of calligraphy that is of pole, clearance between every group peg pole portion and the clearance adaptation between two down tube, the crotch department of peg locates in the contained angle that peg and connecting rod formed to ensure that the rack can be stable hangs and establish on the stores pylon.

Optionally, the rack includes the framework, the inside vertically and horizontally staggered of framework is provided with a plurality of steel wires, the tip of steel wire correspond twine in all sides of framework.

Through adopting above-mentioned technical scheme, vertically and horizontally staggered piles up the wire net intensity height that the dislocation was worked out from top to bottom, is enough to support many air valve's weight.

Optionally, the steel wire is arranged in a corrugated shape.

Through adopting above-mentioned technical scheme, the corrugated steel wire contacts with the conical surface of valve each other, and the undulate fluctuation inclination is unanimous with the slope inclination of the valve conical surface, can play certain positioning action to the head of valve, and the steadiness that makes the valve hang and establish is higher to reduce the condition emergence that its pole portion left and right rocking rocked.

Optionally, a hanging ring is arranged at the top of the hanging rack.

By adopting the technical scheme, the suspension loops can be used for connecting the shot blasting frame with the shot blasting device, so that the frame body is in a suspension state in the shot blasting device, and the shot blasting uniformity is further improved.

Optionally, a frame rod movably supported on the ground is arranged at the bottom of the frame body.

By adopting the technical scheme, the rack body can be stably supported on the ground by the rack rod so as to be convenient for operators to hang the rack.

The invention also aims to provide the high-efficiency shot blasting device for the air valve, which can reduce the mutual collision of the air valves and the rejection rate of the air valve by using a machine shell:

the high-efficiency shot blasting device for the valve provided by the invention adopts the following technical scheme:

high-efficient shot-blasting unit of valve, which comprises a bod, the spout rather than inside intercommunication is seted up to the organism top surface, the frame has been erect at the organism top, the frame bottom set firmly with the spout is along the slide that vertical direction is parallel to each other, it has the slide to slide along its axial level in the slide, in the slide below is provided with the hook rod, the link activity is hung and is located on the hook rod.

Through adopting above-mentioned technical scheme, the link of valve shot-blasting frame is hung and is established on the crotch of hook stem, drives the axial level of slide along the slide by the driving piece and slides, and meanwhile the pole portion of hook stem will drive the inside that the stores pylon got into the organism through the spout, after closing organism door, alright throw the ball operation to the valve in the organism.

Optionally, a rotary table is arranged at one end of the hook rod, which is far away from the hook, and a driving motor for driving the hook rod to rotate is arranged in the rotary table.

Through adopting above-mentioned technical scheme, start driving motor and can drive the carousel and pass by certainly, and then the stores pylon synchronous rotation can further improve the degree of consistency of throwing the ball.

Optionally, a lifting member for driving the turntable to lift in the vertical direction is arranged between the turntable and the sliding plate.

Through adopting above-mentioned technical scheme, the lift can cooperate sliding of slide, lifts by crane the operation to placing in subaerial stores pylon, need not artifical transport and hangs and establish, degree of automation is high.

In summary, the present application includes at least one of the following beneficial technical effects:

1. compared with a method that a stock of brain is dumped into the machine body for shot blasting, the shot blasting machine has the advantages that the valves cannot collide with each other, and further shot blasting waste products are greatly reduced;

2. each air valve penetrates through a gap between every two adjacent steel wires, the head of each air valve is placed on the surface of the net rack, each steel wire is arranged in a corrugated shape, the inclined plane of each corrugation is consistent with the inclined angle of the conical surface of each air valve, and therefore the stability of hanging the air valves is higher;

3. the net rack is hung on the inclined rod and is intersected with the horizontally arranged air valves, and the air valves at the center of the hanging rack and the periphery can be subjected to uniform shot blasting operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the present invention with the body removed;

fig. 3 is a schematic view of the structure of the net mount of the present invention.

Reference numerals: 1. a body; 2. a chute; 3. a frame; 4. a slideway; 5. a slide plate; 6. a first motor; 7. a gear; 8. a rack; 9. a lifting member; 91. a fixed pulley; 92. a rotating shaft; 93. a second motor; 94. a chain rope; 10. a turntable; 11. a drive motor; 12. a hook rod; 13. a net frame; 31. a frame body; 32. a steel wire; 33. a hanging rod; 14. a hanger; 41. a diagonal rod; 42. a connecting rod; 43. hanging a ring; 44. a frame rod.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1 and 2, the embodiment of the application discloses a valve shot blasting frame, which comprises a hanger 14, wherein the hanger 14 comprises two groups of hanging rods 33 which are parallel to each other, a connecting rod is horizontally and fixedly arranged between the two groups of hanging rods 33, each hanging rod 33 comprises two inclined rods 41, one ends of the two inclined rods 41 are welded and fixed, the other ends of the two inclined rods 41 are respectively inclined upwards, the end parts of the connecting rods are arranged at the welding positions of the two inclined rods 41, the two inclined rods 41 are in a V shape, and an included angle between the two inclined rods 41 is 140 degrees.

The stores pylon 14 is equipped with the multiunit, and multiunit stores pylon 14 is laid along vertical direction interval, and the clearance between two sets of adjacent stores pylons 14 is greater than the length of valve, and the double-phase back of every group peg 33 is vertical respectively to be set firmly connecting rod 42 to link together multiunit stores pylon 14 as an organic whole.

Referring to fig. 2 and 3, the air valve suspension device further comprises a plurality of net racks 13, each net rack 13 comprises a rectangular frame 31, the cross section of each frame 31 is circular, a plurality of steel wires 32 are hung on the peripheral side of each frame 31, the steel wires 32 are arranged in a criss-cross manner and woven in a vertically staggered manner, the end portions of the steel wires 32 are wound on the frames 31 and cover the tops of the frames 31, and the steel wires 32 are firmly connected with the frames 31 so as to bear hanging of the air valves;

the steel wires 32 are corrugated, the corrugated fluctuating inclined planes and the conical surface inclination of the air valve are kept consistent, and then an operator passes the rod part of the air valve from top to bottom through the gap between the two adjacent steel wires 32, the head part of the air valve is placed on the surface of the net rack 13 for bearing, and the steel wires 32 are in contact with the conical surface of the air valve, so that the stability of hanging the air valve can be improved.

Referring to fig. 2 and 3, in order to obliquely hang the net rack 13 between two parallel diagonal rods 41, hook members are fixedly arranged on two sides of the frame body 31, each hook member comprises two groups of hanging rods 33 vertically and fixedly arranged on two sides of the frame body 31, each group of hanging rods 33 is provided with two hooks, the two hooks of the two hanging rods 33 are symmetrically arranged, the hooks of the hanging rods 33 are bent to form right angles and integrally form L-shaped rods, a gap between the two hanging rods 33 is matched with a gap between the two groups of hanging rods 33, so that the net rack 13 can be smoothly obliquely hung on the diagonal rods 41 by using the hanging rods 33, the oblique net rack 13 is intersected with the horizontal hanging device, a plurality of air valves can be arranged along the horizontal direction in a staggered manner, the air valves at the center and the periphery of the hanging rack 14 can be fully contacted with shot shots in the shot blasting process, and the shot blasting effect is better.

The interval between one end of the hanging rod 33 far away from the hook and the frame body 31 is larger than the length of the rod part of the air valve, and after an operator horizontally places the frame body 31 and the end part of the hanging rod 33 is placed on a horizontal plane, the air valves can be fed onto the net rack 13 one by one and are in a suspension state.

Referring to fig. 2 and 3, a hanging ring 43 is fixedly arranged at the center of a top connecting rod of the plurality of groups of hangers 14, the hanging ring 43 is annular and is horizontally arranged in the axial direction, and the hanging rod 33 can be used for hanging the shot blasting frame in the shot blasting device for shot blasting operation; the rectangular frame rods 44 are fixedly connected to the bottoms of the multiple groups of racks 14, the frame rods 44 can stably support the whole shot blasting frame on the ground, and an operator can conveniently hang the rack 13 on the racks 14.

Example two:

referring to fig. 1 and 2, a high-efficiency shot blasting device for an air valve comprises a machine body 1, a machine door is hinged to one side of the machine body 1, a sliding groove 2 communicated with the inside is formed in the open end of the top surface of the machine body 1, a rack 3 is arranged on a top fixing frame of the rack 3, one end of the rack 3 extends to the front end of the opening of the machine body 1, a sliding way 4 which is parallel to the sliding groove 2 in the vertical direction is horizontally and fixedly arranged on the rack 3, a sliding plate 5 is embedded in the side wall of the sliding way 4 in an axial direction of the sliding way, a first motor 6 is fixedly arranged on one side of the sliding plate 5, an output shaft of the first motor 6 extends into the sliding way 4, a gear 7 is fixedly sleeved on the peripheral side of the output shaft of the first motor 6, and a rack 8 meshed with the gear 7 is fixedly arranged on the inner wall of the sliding way 4; the first motor 6 is started to drive the gear 7 to rotate, the gear 7 is meshed with the rack 8, and then the gear 7 drives the sliding block to slide on the sliding way 4.

Referring to fig. 1 and 2, the bottom end of the slider is further provided with a lifting member 9, the lifting member 9 includes a second motor 93 fixedly disposed on the slider, a rotating shaft 92 is fixedly disposed on the periphery of an output shaft of the first motor 6, a chain rope 94 is fixedly disposed on the periphery of the rotating shaft 92, one end of the chain rope 94 is connected with the rotating shaft 92, the other end of the chain rope 94 is fixedly connected with a fixed pulley 91, a plurality of rings of chain ropes 94 are wound on the periphery of the fixed pulley 91, and the fixed pulley 91 is fixedly connected with a turntable 10 through an ear plate; the second motor 93 is started to drive the rotating shaft 92 to rotate, and then the chain rope 94 fixed with the rotating shaft 92 is wound on the peripheral side of the rotating shaft 92 and drives the turntable 10 to ascend.

Referring to fig. 1 and 2, a driving motor 11 is vertically and fixedly arranged in the rotary table 10, an output shaft of the driving motor 11 penetrates out from the bottom end of the rotary table 10, a hook rod 12 is coaxially and fixedly arranged at the end part of the output shaft, and a hanging ring 43 is movably hung on the hook rod 12; the driving motor 11 is started to drive the hook rod 12 to rotate.

The implementation principle and the beneficial effects of the invention are as follows:

an operator starts the first motor 6 to slide the hook rod 12 out of the chute 2, then starts the second motor 93 to drive the hook rod 12 to descend until the hook of the hook rod 12 can be hooked in the hanging ring 43, then horizontally places the net rack 13 on the ground, picks up the air valves to be processed to be hung between the gaps of the steel wires 32 one by one, and after the hanging is finished, correspondingly hangs the net rack 13 on the inclined rods 41 by using the hanging rods 33 to finish the loading of the air valves; then, the second motor 93 is started again to ascend so as to lift the shot blasting frame, the shot blasting frame is driven to be arranged in the machine body 1 under the driving of the first motor 6, and the machine door is closed to perform shot blasting operation, and meanwhile, the driving motor 11 is started to drive the shot blasting frame to rotate; in conclusion, the traditional shot blasting mode is changed, and under the hanging matching between the net rack 13 and the hanging rack 14, the collision between the net rack and the hanging rack can be avoided, so that the generation of shot blasting waste products is greatly reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The shot blasting frame for the valve is characterized in that: the shot blasting machine comprises a plurality of net racks (13), wherein the mesh hole diameters of the net racks (13) are larger than the rod part diameter of an air valve and smaller than the head part diameter of the air valve, and hook members obliquely hung on a shot blasting frame are arranged on the peripheral sides of the net racks (13);

the hanging rack is characterized by further comprising hanging racks (14), wherein multiple groups of hanging racks (14) are distributed at intervals in the vertical direction, connecting rods (42) are respectively vertically arranged on two sides of each group of hanging racks (14), and the net racks (13) are correspondingly hung on the left side and the right side of each hanging rack (14) on the two connecting rods (42); the hanging rack (14) comprises two groups of hanging rods (33) which are parallel to each other, the hanging rods (33) comprise two symmetrically arranged inclined rods (41), one ends of the two inclined rods (41) are fixed, and the other ends of the two inclined rods are respectively vertically inclined upwards; the hook members comprise two groups of hanging rods (33) which are vertically and fixedly arranged on two sides of the net rack (13), and hooks of each group of hanging rods (33) are symmetrically arranged and correspondingly hung on the peripheral sides of every two parallel inclined rods (41); the net rack (13) comprises a frame body (31), a plurality of steel wires (32) are arranged inside the frame body (31) in a criss-cross mode, and the end parts of the steel wires (32) are correspondingly wound on the peripheral side of the frame body (31); the steel wire (32) is arranged in a corrugated shape, and the undulation inclined plane of the corrugation is consistent with the conical surface inclination of the air valve.

2. The valve shot blasting frame of claim 1, wherein: and a hanging ring (43) is arranged at the top of the hanging rack (14).

3. The valve shot blasting frame of claim 1, wherein: the bottom of the frame body is provided with a frame rod (44) movably supported on the ground.

4. The valve shot-blasting frame according to claims 1-3, characterized in that: including organism (1), organism (1) top surface offer spout (2) rather than inside intercommunication, organism (1) top has erect frame (3), frame (3) bottom set firmly with spout (2) are along slide (4) that vertical direction is parallel to each other, it has slide (5) to slide along its axial level in slide (4), in slide (5) below is provided with hook rod (12), link (43) activity is hung and is located on hook rod (12).

5. The valve shot blasting frame of claim 4, wherein: one end of the hook rod (12) far away from the hook is provided with a turntable (10), and a driving motor (11) for driving the hook rod (12) to rotate is arranged in the turntable (10).

6. The valve shot blasting frame of claim 5, wherein: and a lifting piece (9) used for driving the turntable (10) to lift along the vertical direction is arranged between the turntable (10) and the sliding plate (5).