CN218904959U

CN218904959U - Sand blasting machine for mold processing

Info

Publication number: CN218904959U
Application number: CN202223100337.9U
Authority: CN
Inventors: 黄世强; 吴桂祥
Original assignee: CHENGDU ZHONGKE PRECISION MOLD CO LTD
Current assignee: CHENGDU ZHONGKE PRECISION MOLD CO LTD
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-04-25
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a sand blasting machine for mould processing, belong to sand blasting machine technical field, including the sand blasting box, the sand blasting box is equipped with an electric lift door, the sand blasting box sets up on a bottom plate, sand blasting box both sides top all is equipped with a sand hopper, the front and back bucket wall of sand hopper is all fixed and is equipped with a loading board, the loading board bottom surface is equipped with two back shaft that are used for supporting the loading board, back shaft bottom mounting is at the bottom plate top surface, sand hopper bottom intercommunication is a sand blasting pipe towards sand blasting box side decline, sand blasting pipe runs through sand blasting box wall and stretches into the sandblast intracavity, be equipped with a air-blower that is used for blasting sand on the sand blasting pipe middle section; a hydraulic cylinder is arranged in the middle of the inner bottom surface of the sand blasting box, and a placing disc is arranged above the hydraulic cylinder through a hydraulic shaft in a driving mode. The sand blasting pipe is declined towards the side of the sand blasting box, sand grains can slide downwards by gravity, the sand grains can be prevented from being accumulated in the sand blasting pipe to cause blockage, the hydraulic cylinder and the hydraulic shaft are arranged to drive the die to move up and down, the angle and the range of the impact of the sand grains on the surface of the die can be changed, and the sand blasting effect and efficiency are improved.

Description

Sand blasting machine for mold processing

Technical Field

The utility model relates to the technical field of sand blasters, in particular to a sand blaster for mold processing.

Background

The sand blasting machine adopts compressed air as power, sand and gas are mixed to form a high-speed spray beam to spray the spray material along a conveying pipeline at high speed, and the spray material is sprayed on the surface of a workpiece to be treated, so that attachments on the surface of the workpiece to be treated are peeled off and separated, or the mechanical property of the outer surface of the workpiece to be treated is changed; the die processing sand blasting machine (patent number: CN 202120262769.6) which is convenient to use comprises a screen, a carrier and a sand blast nozzle; the hydraulic cylinder is installed at the microscope carrier top, the hydraulic rod of the vertical installation of pneumatic cylinder bottom butt joint port is connected with the microscope carrier, the blast gate is installed to the terminal surface under the microscope carrier, blast gate bottom output port bottom is equipped with the screen cloth, screen cloth inboard terminal surface and driving roller friction contact, the dustproof wall has been sealed between two sets of driving rollers, two sets of lifting grooves have vertically been seted up on the dustproof wall, transversely install the combination roller in the lifting groove, the combination arch on the combination roller body is with the selective push contact of screen cloth, the lifting roller of combination roller front and back end extends to outside along the lifting groove port, the lifting roller bottom holds in the palm and is equipped with actuating mechanism. The utility model adopts the swinging sand blast nozzle and the automatic pushing combined roller to complete the procedures of horizontally transporting sand blast and horizontally transporting workpieces to turn over at the upper end of the screen in cooperation with the screen.

The existing mould sand blasting machine usually adopts a single-nozzle pipe, and the pipeline is generally horizontally arranged, so that sand grains are easy to accumulate in the pipe to cause blockage after long-time use due to the action of gravity, and the sand blasting effect is affected; the carrier for bearing the die can enable the die to move in a single direction, but the range of each side surface of the die and the spraying direction of the sand blasting cannot be changed, so that a sufficient and uniform sand blasting and polishing effect is difficult to achieve when the sand blasting impacts the die.

Disclosure of Invention

Through setting up the sand blasting pipe towards sand blasting case side decline for can receive gravity gliding under the sand grain natural state, can prevent that the sand grain from accumulating and causing the jam in the sand blasting pipe, set up pneumatic cylinder and hydraulic shaft drive mould up-and-down motion, can change the angle and the scope that the mould surface received the sand grain impact, do benefit to effect and the efficiency that promotes the sand blasting.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sand blasting machine for mould processing, including the sandblast case, the inside cavity of sandblast case forms the sandblast chamber, the sandblast case is equipped with an electric lift door, and the sandblast case is equipped with the face of electric lift door and is established as the front, the sandblast case sets up on a bottom plate, the sandblast case both sides top all is equipped with a sand hopper, the hopper wall is all fixed around the sand hopper is equipped with a loading board, the loading board bottom surface is equipped with two back shaft that are used for supporting the loading board, back shaft bottom mounting is at the bottom plate top surface, sand hopper bottom intercommunication is a sandblast pipe towards sandblast case side decline, the sandblast pipe runs through sandblast case wall and stretches into the sandblast intracavity, be equipped with a air-blower that is used for blasting the sand blowing on the sandblast pipe middle section, the air-blower sets up on the loading board, the loading board sets up at the bottom plate top surface; a hydraulic cylinder is arranged in the middle of the inner bottom surface of the sand blasting box, and a placing disc is arranged above the hydraulic cylinder through a hydraulic shaft in a driving mode. The working principle is as follows: firstly, placing the whole sand blasting device at a designated position, opening an electric lifting door, placing a die to be blasted and polished on a placing plate in a sand blasting cavity, closing the electric lifting door, adding sand into a sand hopper by using a feeding mechanism, and enabling the sand to slide down into a blower along a sand blasting pipe under the action of gravity, wherein the inclined sand blasting pipe can prevent sand residues from accumulating in the sand blasting pipe to cause blockage; secondly, starting the air blower to make the air blower blow sand in the sand blasting pipe into the sand blasting cavity in the sand blasting box, wherein the sand continuously impacts the surface of the die under the action of air blowing, and then driving the hydraulic cylinder and the hydraulic shaft to enable the die to reciprocate up and down, so that the angle and range of the impact of the sand on the surface of the die can be changed, and the effect and efficiency of sand blasting can be improved; finally, the polishing treatment function on the surface of the die is realized.

The further preferred scheme is as follows: the end of the sand blasting pipe extending into the sand blasting cavity is provided with a funnel-shaped spray head, and the spray head is inclined downwards. The funnel-shaped spray head is arranged to enlarge the spraying range of sand grains, so that the contact range of the sand grains and the surface of the die is improved, and the sand blasting and polishing effects are improved.

The further preferred scheme is as follows: a bearing plate is arranged at the top end of the hydraulic shaft between the hydraulic cylinder and the placing plate, a motor is arranged on the bearing plate, and the motor drives a top end of the motor to be connected with a rotating shaft of the placing plate. Set up motor and pivot between placing dish and pneumatic cylinder for placing the dish and can rotate, the rotatory mould that can be automatic changes the mould surface, can promote the homogeneity that the sandblast polished.

The further preferred scheme is as follows: the top surface of the placing plate is provided with a placing groove, the groove wall of the placing groove is provided with four spring shafts pointing to the center of the placing plate, and the tail ends of the spring shafts are provided with a pressing block. Offer on placing the dish and hold the groove, set up four spring shafts that have the briquetting again, can make the briquetting give a clamp force of mould through compression spring, can play fixed effect to the mould, avoid the mould rotatory and receive sand grain impact in-process position deviation or drop.

The further preferred scheme is as follows: the lower part of the rear side surface of the sand spraying box is provided with a sand outlet hole, the rear side surface of the sand spraying box is provided with a sand outlet hopper at the sand outlet hole, and the bottom in the sand spraying box is inclined downwards towards the sand outlet hole. The sand outlet and the hopper are arranged, and the bottom surface of the sand blasting box is arranged to incline downwards towards the side of the sand outlet, so that sand falling into the sand blasting box can be cleaned and recovered conveniently.

The further preferred scheme is as follows: a vertical pipe is arranged at the position where the bottom of the sand hopper is communicated with the sand blasting pipe, one end of the vertical pipe is communicated with the sand hopper, and the other end of the vertical pipe is communicated with the sand blasting pipe. The vertical pipes are arranged to be communicated with the sand hopper and the sand blasting pipe, so that sand grains in the sand hopper can directly and vertically fall into the sand blasting pipe under the action of gravity.

The utility model provides a sand blasting machine for mold processing, which has the following beneficial effects:

1. according to the utility model, the sand blasting pipe is arranged to decline towards the side of the sand blasting box, so that sand can slide downwards under the natural state under the action of gravity, the sand can be prevented from being accumulated in the sand blasting pipe to cause blockage, and the hydraulic cylinder and the hydraulic shaft are arranged to drive the die to move up and down, so that the angle and range of the impact of the sand on the surface of the die can be changed, and the sand blasting effect and efficiency can be improved.

2. The utility model has the advantages that the motor and the rotating shaft are arranged between the placing plate and the hydraulic cylinder, so that the placing plate can rotate, the die can be automatically rotated to change the surface of the die, and the uniformity of sand blasting and polishing can be improved.

Drawings

FIG. 1 is a schematic view of the external overall front view structure of the present utility model.

Fig. 2 is a schematic view of the external overall rear view structure of the present utility model.

Fig. 3 is a schematic view of the longitudinal sectional structure of the sandblasting box of the present utility model.

Fig. 4 is a schematic top view of the tray of the present utility model.

FIG. 5 is a schematic view of the connection structure between the discharge hopper and the sandblasting box according to the present utility model.

In fig. 1-5: 1. spraying a sand box; 101. sand outlet holes; 2. a hydraulic shaft; 3. a receiving plate; 4. a motor; 5. a rotating shaft; 6. placing a tray; 601. a holding groove; 7. a sand hopper; 8. a carrying plate; 9. a sand blasting pipe; 901. a spray head; 10. a blower; 11. briquetting; 12. a support shaft; 13. an electric lifting door; 14. a carrying platform; 15. a bottom plate; 16. a blasting chamber; 17. a hydraulic cylinder; 18. a standpipe; 19. discharging a hopper; 20. a spring shaft.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 5 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

please refer to fig. 1 to 5:

the sand blasting machine is characterized in that a sand blasting cavity 16 is formed in the sand blasting box 1 in a hollow mode, an electric lifting door 13 is arranged in the sand blasting box 1, the face, provided with the electric lifting door 13, of the sand blasting box 1 is arranged on a bottom plate 15, sand hoppers 7 are arranged above two sides of the sand blasting box 1, bearing plates 8 are fixedly arranged on front and rear hopper walls of the sand hoppers 7, supporting shafts 12 which are used for supporting the bearing plates 8 are arranged on the bottom surfaces of the bearing plates 8, the bottom ends of the supporting shafts 12 are fixed on the top surfaces of the bottom plates 15, the bottoms of the sand hoppers 7 are communicated with a sand blasting pipe 9 which is declined towards the side of the sand blasting box 1, a vertical pipe 18 is arranged at the position, communicated with the sand blasting pipe 9, of the bottom of the sand hoppers 7, one end of the vertical pipe 18 is communicated with the sand hoppers 7, the other end of the vertical pipe is communicated with the sand blasting pipe 9, the sand blasting pipe 9 penetrates through the box 1 wall of the sand blasting box 16 and stretches into the sand blasting cavity 16, funnel-shaped spray heads 901 are arranged at the ends of the sand blasting pipes 9, a blower 10 used for blowing sand is arranged on the middle section of the sand blasting pipes 9, the blowers 10 are arranged on the bearing tables 14, and the bearing tables 14 are arranged on the top surfaces of the bottom plate 15; a hydraulic cylinder 17 is arranged in the middle of the inner bottom surface of the sand-spraying box 1, a placing disc 6 is arranged above the hydraulic cylinder 17 through a hydraulic shaft 2 in a driving mode, a bearing plate 3 is arranged between the hydraulic cylinder 17 and the placing disc 6 and positioned at the top end of the hydraulic shaft 2, a motor 4 is arranged on the bearing plate 3, and the motor 4 drives a top end to be connected with a rotating shaft 5 of the placing disc 6.

The top surface of the placing disc 6 is provided with a placing groove 601, the groove wall of the placing groove 601 is provided with four spring shafts 20 pointing to the center of the placing disc 6, and the tail end of each spring shaft 20 is provided with a pressing block 11.

The lower part of the rear side surface of the sand box 1 is provided with a sand outlet hole 101, the rear side surface of the sand box 1 is provided with a hopper 19 at the sand outlet hole 101, and the inner bottom of the sand box 1 is inclined downwards towards the sand outlet hole 101 side.

The working principle is as follows: firstly, placing the whole sand blasting device at a designated position, opening an electric lifting door 13, placing a die to be sandblasted and polished on a placing disc 6 in a sand blasting cavity 16, closing the electric lifting door 13, adding sand grains into a sand hopper 7 by using a feeding mechanism, and sliding the sand grains into a blower 10 along a sand blasting pipe 9 under the action of gravity, wherein the sand grains can be prevented from being accumulated in the sand blasting pipe 9 to cause blockage by the inclined sand blasting pipe 9; secondly, the blower 10 is started to blow sand in the sand blasting pipe 9 into the sand blasting cavity 16 in the sand blasting box 1, the sand continuously impacts the surface of the die under the action of wind blowing, and the die can reciprocate up and down through the driving of the hydraulic cylinder 17 and the hydraulic shaft 2, so that the angle and range of the impact of the sand on the surface of the die can be changed, and the sand blasting effect and efficiency can be improved; finally, the polishing treatment function on the surface of the die is realized.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sand blasting machine for mould processing, includes sand blasting box (1), and sand blasting box (1) inside cavity forms sand blasting chamber (16), and sand blasting box (1) are equipped with an electric lift door (13), and sand blasting box (1) are equipped with the face of electric lift door (13) and establish as the front, its characterized in that: the sand blasting box (1) is arranged on a bottom plate (15), a sand hopper (7) is arranged above two sides of the sand blasting box (1), a bearing plate (8) is fixedly arranged on front and rear hopper walls of the sand hopper (7), two supporting shafts (12) for supporting the bearing plate (8) are arranged on the bottom surface of the bearing plate (8), the bottom ends of the supporting shafts (12) are fixed on the top surface of the bottom plate (15), the bottom of the sand hopper (7) is communicated with a sand blasting pipe (9) declining towards the side of the sand blasting box (1), the sand blasting pipe (9) penetrates through the box wall of the sand blasting box (1) and stretches into a sand blasting cavity (16), a blower (10) for blowing sand is arranged on the middle section of the sand blasting pipe (9), the blower (10) is arranged on a bearing table (14), and the bearing table (14) is arranged on the top surface of the bottom plate (15); a hydraulic cylinder (17) is arranged in the middle of the inner bottom surface of the sand spraying box (1), and a placing disc (6) is arranged above the hydraulic cylinder (17) through a hydraulic shaft (2) in a driving way.

2. A sand blaster for mold processing as set forth in claim 1, wherein: the end of the sand blasting pipe (9) extending into the sand blasting cavity (16) is provided with a funnel-shaped spray head (901), and the spray head (901) is inclined downwards.

3. A sand blaster for mold processing as set forth in claim 1, wherein: a bearing plate (3) is arranged at the top end of the hydraulic shaft (2) between the hydraulic cylinder (17) and the placing disc (6), a motor (4) is arranged on the bearing plate (3), and the motor (4) drives a top end to be connected with a rotating shaft (5) of the placing disc (6).

4. A sand blaster for mold processing as set forth in claim 1, wherein: the top surface of the placing disc (6) is provided with a bearing groove (601), the groove wall of the bearing groove (601) is provided with four spring shafts (20) pointing to the center of the placing disc (6), and the tail end of each spring shaft (20) is provided with a pressing block (11).

5. A sand blaster for mold processing as set forth in claim 1, wherein: a sand outlet hole (101) is formed in the lower portion of the rear side face of the sand blasting box (1), a hopper (19) is arranged at the position, located at the sand outlet hole (101), of the rear side face of the sand blasting box (1), and the inner bottom of the sand blasting box (1) is inclined downwards towards the sand outlet hole (101).

6. A sand blaster for mold processing as set forth in claim 1, wherein: a vertical pipe (18) is arranged at the communication position of the bottom of the sand hopper (7) and the sand blasting pipe (9), one end of the vertical pipe (18) is communicated with the sand hopper (7), and the other end is communicated with the sand blasting pipe (9).