Secondary recovery device for scattered sand in pit of shot blasting machine

Abstract

The utility model relates to a secondary recovery device for scattered sand in a pit of a shot blasting machine, which belongs to the technical field of recovery devices and comprises the shot blasting machine, a sand leaking pit is arranged below the shot blasting machine, and a recovery mechanism is arranged on the inner side of the sand leaking pit. The recovery mechanism comprises a first spiral conveyor, the first spiral conveyor is installed on the inner side of the sand leaking pit, a second spiral conveyor is installed below the first spiral conveyor, a supporting frame is arranged above the first spiral conveyor, and a steel plate net is placed on the top of the supporting frame. According to the secondary recovery device for the scattered sand in the pit of the shot blasting machine, leaked steel sand falls on the first screw conveyer in the sand leakage pit when the shot blasting machine works and is conveyed to the second screw conveyer by the first screw conveyer, and a worker can place a collection box at the outlet of the second screw conveyer, so that the collection box can be placed at the outlet of the second screw conveyer as long as the conveyors are started for several minutes every day; therefore, leaked sand can be conveniently cleaned and recovered.

Description

TECHNICAL FIELD

[0001] The utility model relates to a recovery device technical field, concretely is a kind of pit sanding secondary recovery device of shot blasting machine. BACKGROUND

[0002] Shot blasting machine is an important foundry equipment, also be called sanding machine, sandblaster. Shot blasting machine is impacted on the surface of material object by the high-speed falling of steel sand and steel shot through shot blasting machine, so as to achieve the purpose of cleaning or strengthening. Specifically, centrifugal force and wind force are generated in the high-speed rotation process of motor-driven shot blasting wheel, when the shot of certain particle size flows into the shot tube, it is accelerated and brought into high-speed rotating shot wheel, under the action of centrifugal force, shot is thrown out of shot wheel window into directional sleeve, and then is thrown out of directional sleeve window, is picked up by high-speed rotating blade, and continuously accelerated along the length direction of blade until being thrown out, the thrown shot forms a certain fan-shaped flow, and uniformly strikes on the surface of casting, so that rust, scale and the like are dropped.

[0003] In the prior art, during the use of shot blasting machine, steel sand inevitably leaks out, and accumulates in the indoor pit every day. The conventional treatment method is to shovel up the steel sand by manual work for recovery the next day when the factory starts work, which is a pure manual recovery with high labor intensity, time-consuming and laborious, and causes inconvenience in production. Therefore, a kind of pit sanding secondary recovery device of shot blasting machine is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a kind of pit sanding secondary recovery device of shot blasting machine, with the advantages of easy recovery, solves the problem of pure manual recovery with high labor intensity, time-consuming and laborious, and causes inconvenience in production when the factory starts work the next day.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of pit sanding secondary recovery device of shot blasting machine, including shot blasting machine, the lower portion of the shot blasting machine is provided with sand leakage pit, the inner side of the sand leakage pit is provided with recovery mechanism;

[0006] The recovery mechanism includes first screw conveyor, the first screw conveyor is installed in the inner side of the sand leakage pit, the second screw conveyor is installed in the lower portion of the first screw conveyor, the support frame is arranged in the upper portion of the first screw conveyor, the steel plate net is placed in the top of the support frame, and the positioning assembly is arranged between the steel plate net and the sand leakage pit.

[0007] Further, one side of the sand leakage pit is provided with a stand column.

[0008] Further, the outer wall of the stand column is fixedly connected with a support, and the shot blasting machine is installed on the upper side of the support.

[0009] Further, the outlet of the first screw conveyor corresponds to the inlet of a second screw conveyor, and the outlet of the second screw conveyor extends to the outside of the sand leakage pit.

[0010] Further, the positioning assembly comprises a positioning shaft and a fixing nut, the positioning shaft is fixedly connected to the inner wall of the sand leakage pit and penetrates the inner side of the steel mesh, the fixing nut is threadedly installed at the upper end of the positioning shaft, and the bottom of the fixing nut abuts against the top of the steel mesh.

[0011] Further, the upper portion of the positioning shaft is provided with external threads matched with the fixing nut.

[0012] Further, the number of the positioning assemblies is four.

[0013] Compared with the prior art, the present application provides a sand leakage pit sand scattering secondary recycling device of a shot blasting machine, which has the following beneficial effects:

[0014] 1. The sand leakage pit sand scattering secondary recycling device of the shot blasting machine, when the shot blasting machine works, the steel sand leaked falls on the first screw conveyor in the sand leakage pit and is conveyed to the second screw conveyor by the first screw conveyor, and the staff can place a collecting box at the outlet of the second screw conveyor, so that the sand leakage can be conveniently cleaned and recycled by starting the conveyor for only a few minutes every day, and the problem of inconvenient production caused by the large labor intensity of manual recycling of the steel sand and the time and labor consumption of the staff in shoveling and recycling the steel sand the next day is solved.

[0015] 2. The sand leakage pit sand scattering secondary recycling device of the shot blasting machine, through the arrangement of the steel mesh, some large-volume articles can be prevented from falling into the conveyor and damaging the equipment, and the staff can also be prevented from accidentally falling and being injured, and the safety protection effect is achieved, and meanwhile, through the cooperation of the positioning shaft and the fixing nut, the steel mesh is convenient to install and dismount and is convenient to maintain. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a sectional view of the present application;

[0017] Figure 2 It is a side view of the present application;

[0018] Figure 3 It is a structure of A in the present application Figure 1

[0019] In the figure: 1, shot blasting machine; 2, support; 3, sand leakage pit; 4, first screw conveyor; 5, second screw conveyor; 6, support frame; 7, steel mesh; 8, positioning shaft; 9, fixing nut; 10, stand column. DETAILED DESCRIPTION ​

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Please refer to Figures 1 to 3 The sand leakage pit 3 is provided with a recovery mechanism on the inner side.

[0022] The sand leakage pit 3 is provided with a recovery mechanism on the inner side.

[0023] The sand leakage pit 3 is provided with a recovery mechanism on the inner side.

[0024] It should be noted that the outlet of the first spiral conveyor 4 corresponds to the inlet of the second spiral conveyor 5, and the outlet of the second spiral conveyor 5 extends to the outside of the sand leakage pit 3.

[0025] It can be understood that, due to the arrangement of the first spiral conveyor 4 and the second spiral conveyor 5, the depth of the sand leakage pit 3 can be appropriately increased, and meanwhile, considering the installation and maintenance of the shot blasting machine 1 and the motor, steps can be additionally arranged on both sides of the sand leakage pit 3.

[0026] The positioning assembly comprises a positioning shaft 8 and a fixing nut 9, the positioning shaft 8 is fixedly connected to the inner wall of the sand leakage pit 3 and penetrates the inner side of the steel plate net 7, the fixing nut 9 is threadedly installed on the upper end of the positioning shaft 8, the upper part of the positioning shaft 8 is provided with an external thread matched with the fixing nut 9, and the bottom of the fixing nut 9 abuts against the top of the steel plate net 7.

[0027] It should be noted that the number of the positioning assembly is four, and four positioning assemblies are used to fix the steel plate net 7, and meanwhile, the positioning shaft 8 and the fixing nut 9 are used in cooperation, which is convenient for installation and disassembly and maintenance.

[0028] The working principle of the above-mentioned embodiments is as follows:

[0029] The utility model discloses a steel sand collecting device of shot blasting machine, including the shot blasting machine 1, the sand leakage pit 3 and the second spiral conveyor 5, the first spiral conveyor 4 is arranged in the sand leakage pit 3, the first spiral conveyor 4 is connected with the second spiral conveyor 5, and the steel plate net 7 is arranged on the second spiral conveyor 5.

[0030] The installation mode, the connecting mode or the setting mode disclosed in the embodiment are common mechanical modes, and can be implemented as long as the beneficial effects can be achieved, in addition, the electric components appearing in the paper are electrically connected with the master controller and the power supply, the master controller is a conventional known device, and the existing disclosed power connection technology also belongs to the common knowledge of the field, therefore, the specific structure composition and working principle will not be described too much.

[0031] It should be noted that, in this paper, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0032] It should be noted that, in this paper, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A shot blasting pit sanding secondary recovery device, comprising a shot blasting machine (1), characterized in that: The shot blasting machine (1) is provided below with a sand leakage pit (3), and the inner side of the sand leakage pit (3) is provided with a recycling mechanism. The recycling mechanism comprises a first screw conveyor (4) installed on the inner side of the sand leakage pit (3), a second screw conveyor (5) installed below the first screw conveyor (4), a support frame (6) provided above the first screw conveyor (4), and a steel mesh (7) placed on the top of the support frame (6), wherein a positioning assembly is arranged between the steel mesh (7) and the sand leakage pit (3).

2. The grit pit sanding secondary recovery device of claim 1, wherein: One side of the sand leakage pit (3) is provided with a stand column (10).

3. The grit pit sanding secondary recovery device of claim 2, wherein: The outer wall of the stand column (10) is fixedly connected with a support (2), and the shot blasting machine (1) is installed on the upper side of the support (2).

4. The grit pit sanding secondary recovery device of claim 1, wherein: The outlet of the first screw conveyor (4) corresponds to the inlet of the second screw conveyor (5), and the outlet of the second screw conveyor (5) extends to the outer side of the sand leakage pit (3).

5. The grit pit sanding secondary recovery device of claim 1, wherein: The positioning assembly comprises a positioning shaft (8) and a fixed nut (9), the positioning shaft (8) is fixedly connected on the inner wall of the sand leakage pit (3), and the positioning shaft (8) penetrates the inner side of the steel mesh (7), the fixed nut (9) is threadedly installed on the upper end of the positioning shaft (8), and the bottom of the fixed nut (9) abuts against the top of the steel mesh (7).

6. The grit pit sanding secondary recovery device of claim 5, wherein: The upper part of the positioning shaft (8) is provided with an external thread matched with the fixed nut (9).

7. The grit pit sanding secondary recovery device of claim 1, wherein: The number of the positioning assemblies is four.

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