CN206764575U - High-efficient wet-type sand-blasting machine - Google Patents
High-efficient wet-type sand-blasting machine Download PDFInfo
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- CN206764575U CN206764575U CN201621343568.4U CN201621343568U CN206764575U CN 206764575 U CN206764575 U CN 206764575U CN 201621343568 U CN201621343568 U CN 201621343568U CN 206764575 U CN206764575 U CN 206764575U
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- 238000005488 sandblasting Methods 0.000 title claims abstract description 51
- 239000004576 sand Substances 0.000 claims abstract description 142
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims description 18
- 230000008676 import Effects 0.000 claims 5
- 239000007921 spray Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000001133 acceleration Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
本实用新型公开了一种高效湿式喷砂机。本实用新型对喷砂机进行了改进，引入了两个砂水分离器，利用重力实现砂水的分离，显著提高了喷砂机的工作效率，而且，由于喷出的砂水混合物中的砂含量显著增加，因此对工件表面的清理效果得到明显提高。调整了喷砂机的叶轮机构，使叶轮背面中心区域也形成负压，从而使传动轴与砂泵砂壳体的缝隙处于低压区内，显著提高了砂泵的整体使用寿命。此外，本实用新型还对喷嘴的喷口部分进行了改进，使喷口的内腔采用了特定的双曲线结构，该结构可有效的利用压缩空气的能量为砂子加速，在不增加压缩空气动力的前提下，即可有效提高加速效率，起到了节省能源和提高效能的作用。本实用新型结构简单，成本低廉，使用效果理想。
The utility model discloses a high-efficiency wet sandblasting machine. The utility model improves the sandblasting machine, introduces two sand-water separators, realizes the separation of sand and water by gravity, and significantly improves the working efficiency of the sandblasting machine. The content is significantly increased, so the cleaning effect on the workpiece surface is significantly improved. The impeller mechanism of the sand blasting machine is adjusted so that the central area of the back of the impeller also forms a negative pressure, so that the gap between the transmission shaft and the sand pump sand shell is in the low pressure area, which significantly improves the overall service life of the sand pump. In addition, the utility model also improves the spout part of the nozzle, so that the inner cavity of the spout adopts a specific hyperbolic structure, which can effectively use the energy of compressed air to accelerate the sand, without increasing the power of compressed air. In this way, the acceleration efficiency can be effectively improved, which has the effect of saving energy and improving performance. The utility model has the advantages of simple structure, low cost and ideal use effect.
Description
技术领域technical field
本实用新型涉及机械领域，尤其是一种高效湿式喷砂机。The utility model relates to the mechanical field, in particular to a high-efficiency wet sandblasting machine.
背景技术Background technique
主要用于热处理后及铸造等工艺氧化皮的去除和工件表皮的清理。喷砂机分干式和湿式两种。干式喷沙机效率很高但由于粉尘很大，对工人的健康造成很大的危害，对工件表面存在伤害大的情况。It is mainly used for the removal of scale after heat treatment and casting and the cleaning of workpiece skin. There are two types of sandblasting machines, dry and wet. The dry sand blasting machine is very efficient, but due to the large amount of dust, it will cause great harm to the health of the workers and cause great damage to the surface of the workpiece.
鉴于这种情况，使用湿式喷砂机又是一种较好的选择。湿式喷砂机有环保好，对工人健康无伤害的优点。但在使用中出现了以下的问题：In view of this situation, using a wet sandblasting machine is another better choice. The wet sandblasting machine has the advantages of good environmental protection and no harm to the health of workers. However, the following problems occurred during use:
1、由于砂水混和物中的砂的比例提高困难，效率比较很低；2、由于砂泵设计不合理，泵的使用寿命短，维修比较困难。3、喷嘴口的设计不合理，不能充份利用压缩空气的能量为砂子加速，使效率不能提高。1. Due to the difficulty in increasing the proportion of sand in the sand-water mixture, the efficiency is relatively low; 2. Due to the unreasonable design of the sand pump, the service life of the pump is short and the maintenance is difficult. 3. The design of the nozzle opening is unreasonable, and the energy of the compressed air cannot be fully utilized to accelerate the sand, so that the efficiency cannot be improved.
实用新型内容Utility model content
本实用新型的目的是：提供一种高效湿式喷砂机，它能有效提高喷嘴的喷砂机的工作效率效率，以克服现有技术的不足。The purpose of the utility model is to provide a high-efficiency wet sandblasting machine, which can effectively improve the working efficiency of the nozzle sandblasting machine, so as to overcome the deficiencies in the prior art.
本实用新型是这样实现的：高效湿式喷砂机，包括喷砂机壳体，在喷砂机壳体上设有工件门，在喷砂机壳体内设有喷嘴，喷嘴的进气端与带电动阀门的供气管连接；在喷砂机壳体的外顶部设有两个砂水分离器；在喷砂机壳体内的下部为砂斗，在砂斗内设有砂泵以及与砂泵连接的电机；两个砂水分离器相互连通，其中一个砂水分离器与砂泵连接，另一个砂水分离器与喷嘴的进砂口连接。The utility model is realized in this way: the high-efficiency wet sandblasting machine includes a sandblasting machine shell, a workpiece door is arranged on the sandblasting machine shell, a nozzle is arranged in the sandblasting machine shell, the air inlet end of the nozzle is connected with the belt The air supply pipe of the electric valve is connected; there are two sand-water separators on the outer top of the sandblasting machine shell; the lower part of the sandblasting machine shell is a sand bucket, and a sand pump is arranged in the sand bucket and connected to the sand pump. The motor; the two sand-water separators communicate with each other, one of which is connected to the sand pump, and the other is connected to the sand inlet of the nozzle.
所述的砂水分离器的组成包括罐体，在罐体的底部设有高压砂水进口，在罐体的下部侧壁设有处于高压砂水进口上方的下排砂口，在罐体的顶部设有上排砂口；高压砂水进口与砂泵的输出端连接，下排砂口与喷砂嘴连接，上排砂口与砂斗连接；其中一个罐体的下排砂口与另一个罐体的高压砂水进口连接。The composition of the sand-water separator includes a tank body, the bottom of the tank body is provided with a high-pressure sand-water inlet, and the lower side wall of the tank body is provided with a lower sand discharge port above the high-pressure sand-water inlet. There is an upper sand outlet on the top; the high-pressure sand water inlet is connected to the output end of the sand pump, the lower sand outlet is connected to the sandblasting nozzle, and the upper sand outlet is connected to the sand bucket; the lower sand outlet of one of the tanks is connected to the other The high pressure sand water inlet connection of a tank body.
在两个罐体连接的管道上设有阀门。A valve is arranged on the pipeline connecting the two tank bodies.
所述的砂泵的组成包括砂泵壳体，传动轴，叶轮，砂泵壳体底部的底部为砂水进口，在砂泵壳体的侧面设有砂水出口，在砂泵壳体的顶部设有传动轴进口，传动轴的末端通过传动轴进口进入砂泵壳体内，并与叶轮的背面中心连接，在叶轮的背面设有上叶片，在叶轮的正面设有下叶片。The composition of described sand pump comprises sand pump shell, drive shaft, impeller, and the bottom of sand pump shell bottom is sand water inlet, and the side of sand pump shell is provided with sand water outlet, and the top of sand pump shell There is a transmission shaft inlet, and the end of the transmission shaft enters the sand pump casing through the transmission shaft inlet, and is connected with the center of the back of the impeller, and the upper blade is arranged on the back of the impeller, and the lower blade is arranged on the front of the impeller.
所述的上叶片与下叶片均沿叶轮的中心对称分布，单个上叶片的长度为叶轮直径的1/5-1/3，高度为叶轮厚度的0.8-1.2倍。The upper and lower blades are distributed symmetrically along the center of the impeller, the length of a single upper blade is 1/5-1/3 of the diameter of the impeller, and the height is 0.8-1.2 times the thickness of the impeller.
所述的砂泵的组成包括砂泵壳体，传动轴，叶轮，砂泵壳体底部的底部为砂水进口，在砂泵壳体的侧面设有砂水出口，在砂泵壳体的顶部设有传动轴进口，传动轴的末端通过传动轴进口进入砂泵壳体内；在砂泵壳体内设有与传动轴的末端连接的转接板，转接板处于叶轮上方，且转接板的底部通过连接柱与叶轮的顶部连接，连接柱沿转接板的中心对称、间隙设置，叶轮的底部连接有下叶片，在叶轮的中部设有通孔；传动轴、转接板及叶轮的中心均同轴。The composition of described sand pump comprises sand pump shell, drive shaft, impeller, and the bottom of sand pump shell bottom is sand water inlet, and the side of sand pump shell is provided with sand water outlet, and the top of sand pump shell There is a transmission shaft inlet, and the end of the transmission shaft enters the sand pump casing through the transmission shaft inlet; an adapter plate connected with the end of the transmission shaft is arranged in the sand pump casing, and the adapter plate is above the impeller, and the adapter plate The bottom is connected to the top of the impeller through the connecting column. The connecting column is symmetrically arranged along the center of the adapter plate with gaps. The bottom of the impeller is connected with the lower blade, and a through hole is set in the middle of the impeller; All coaxial.
所述的喷嘴的组成包括进气口，进砂口，在进气口的气阀正下方设有双曲线喷口；双曲线喷口的内腔纵截面为双曲线结构，双曲线喷口的内腔顶端直径为4-6mm、其底端直径为10-15mm，长度为 110-130mm。The composition of described nozzle comprises air inlet, sand inlet, is provided with hyperbolic spout just below the air valve of air inlet; The diameter is 4-6mm, the diameter of its bottom end is 10-15mm, and the length is 110-130mm.
所述的双曲线喷口的内腔顶端直径为5mm、其底端直径为 12mm，长度为12mm；其双曲线的曲线如式所示：The top diameter of the cavity of the hyperbolic spout is 5mm, the bottom diameter is 12mm, and the length is 12mm; its hyperbolic curve is as shown in the formula:
(X/2.5)2+(Y/57)2＝1 (I)。(X/2.5) 2 +(Y/57) 2 =1 (I).
由于采用了上述技术方案，与现有技术相比，本实用新型对喷砂机进行了改进，引入了两个砂水分离器，利用重力实现砂水的分离，将分离后的水含量较高的砂水通过回收管回流至砂斗，用于在砂斗中进行砂水搅拌。而砂水混合物中砂含量较高的部分则引入下一个砂水分离器的高压入口下层出口中流出的砂水混合物中砂含量进一步提高，再引入喷砂嘴进行喷砂工作。这样就显著提高了喷砂机的工作效率，而且，由于喷出的砂水混合物中的砂含量显著增加，因此对工件表面的清理效果得到明显提高。本实用新型还改进了砂泵结构，调整了喷砂机的叶轮机构，使叶轮背面中心区域也形成负压，从而使传动轴与砂泵砂壳体的缝隙处于低压区内，因此，轴壳之间的缝隙是负压吸入状态，而不会喷出砂水，显著提高了砂泵的整体使用寿命。此外，本实用新型还对喷嘴的喷口部分进行了改进，使喷口的内腔采用了特定的双曲线结构，该结构可有效的利用压缩空气的能量为砂子加速，在不增加压缩空气动力的前提下，即可有效提高加速效率，起到了节省能源和提高效能的作用。本实用新型结构简单，成本低廉，使用效果理想。Due to the adoption of the above-mentioned technical scheme, compared with the prior art, the utility model improves the sandblasting machine, introduces two sand-water separators, and uses gravity to realize the separation of sand and water, and the water content after separation is higher. The sand water is returned to the sand bucket through the recovery pipe, and is used for mixing sand and water in the sand bucket. The part with higher sand content in the sand-water mixture is introduced into the high-pressure inlet of the next sand-water separator, and the sand content in the sand-water mixture flowing out from the outlet of the lower layer of the next sand-water separator is further increased, and then introduced into the sandblasting nozzle for sandblasting work. In this way, the working efficiency of the sandblasting machine is significantly improved, and since the sand content in the sprayed sand-water mixture is significantly increased, the cleaning effect on the surface of the workpiece is significantly improved. The utility model also improves the structure of the sand pump, adjusts the impeller mechanism of the sandblasting machine, and makes the central area of the back of the impeller also form a negative pressure, so that the gap between the transmission shaft and the sand shell of the sand pump is in the low-pressure area. Therefore, the shaft shell The gap between them is in the state of negative pressure suction, without ejecting sand and water, which significantly improves the overall service life of the sand pump. In addition, the utility model also improves the spout part of the nozzle, so that the inner cavity of the spout adopts a specific hyperbolic structure, which can effectively use the energy of compressed air to accelerate the sand, without increasing the power of compressed air. In this way, the acceleration efficiency can be effectively improved, which has the effect of saving energy and improving performance. The utility model has the advantages of simple structure, low cost and ideal use effect.
附图说明Description of drawings
附图1为本实用新型的结构示意图。Accompanying drawing 1 is the structural representation of the utility model.
具体实施方式detailed description
本实用新型的实施例1：高效湿式喷砂机的结构如图1所示，包括喷砂机壳体13，在喷砂机壳体13上设有工件门，在喷砂机壳体13 内设有喷嘴9，喷嘴9的进气端与带电动阀门12的供气管10连接；在喷砂机壳体13的外顶部设有两个砂水分离器6；在喷砂机壳体13 内的下部为砂斗15，在砂斗15内设有砂泵1以及与砂泵1连接的电机2；两个砂水分离器6相互连通，其中一个砂水分离器6与砂泵1 连接，另一个砂水分离器6与喷嘴9的进砂口连接；所述的砂水分离器的组成包括罐体，在罐体的底部设有高压砂水进口，在罐体的下部侧壁设有处于高压砂水进口上方的下排砂口，在罐体的顶部设有上排砂口；高压砂水进口与砂泵的输出端连接，下排砂口与喷砂嘴连接，上排砂口与砂斗连接；其中一个罐体的下排砂口与另一个罐体的高压砂水进口连接；在两个罐体连接的管道上设有阀门。Embodiment 1 of the present utility model: the structure of high-efficiency wet sandblasting machine is shown in Figure 1, comprises sandblasting machine housing 13, is provided with workpiece door on sandblasting machine housing 13, inside sandblasting machine housing 13 A nozzle 9 is provided, and the air inlet end of the nozzle 9 is connected to the air supply pipe 10 with an electric valve 12; two sand-water separators 6 are arranged on the outer top of the sandblasting machine housing 13; inside the sandblasting machine housing 13 The lower part of the sand bucket 15 is provided with a sand pump 1 and a motor 2 connected to the sand pump 1 in the sand bucket 15; two sand-water separators 6 communicate with each other, and one of the sand-water separators 6 is connected to the sand pump 1. Another sand-water separator 6 is connected with the sand inlet of the nozzle 9; the composition of the sand-water separator includes a tank, the bottom of the tank is provided with a high-pressure sand-water inlet, and the lower side wall of the tank is provided with The lower sand outlet above the high-pressure sand water inlet is provided with an upper sand outlet on the top of the tank; the high-pressure sand water inlet is connected to the output end of the sand pump, the lower sand outlet is connected to the sandblasting nozzle, and the upper sand outlet It is connected with the sand hopper; the lower discharge sand port of one of the tanks is connected with the high-pressure sand water inlet of the other tank; a valve is provided on the pipeline connecting the two tanks.
所述的砂泵1的组成包括砂泵壳体，传动轴，叶轮，砂泵壳体底部的底部为砂水进口，在砂泵壳体的侧面设有砂水出口，在砂泵壳体的顶部设有传动轴进口，传动轴的末端通过传动轴进口进入砂泵壳体内，并与叶轮的背面中心连接，在叶轮的背面设有上叶片，在叶轮的正面设有下叶片；所述的上叶片与下叶片均沿叶轮的中心对称分布，单个上叶片的长度为叶轮直径的1/4，高度为叶轮厚度的1倍。所述的喷嘴9的组成包括进气口，进砂口，在进气口的气阀正下方设有双曲线喷口；双曲线喷口的内腔纵截面为双曲线结构，双曲线喷口的内腔顶端直径为4-6mm、其底端直径为10-15mm，长度为110-130mm；所述的双曲线喷口3的内腔顶端直径为5mm、其底端直径为12mm，长度为12mm；其双曲线的曲线如式(I)所示：The composition of described sand pump 1 comprises sand pump shell, drive shaft, impeller, the bottom of sand pump shell bottom is sand water inlet, is provided with sand water outlet on the side of sand pump shell, is provided with sand water outlet at the side of sand pump shell There is a transmission shaft inlet on the top, and the end of the transmission shaft enters the sand pump casing through the transmission shaft inlet, and is connected with the center of the back of the impeller, and the upper blade is arranged on the back of the impeller, and the lower blade is arranged on the front of the impeller; Both the upper blade and the lower blade are symmetrically distributed along the center of the impeller, the length of a single upper blade is 1/4 of the diameter of the impeller, and the height is 1 time of the thickness of the impeller. The composition of described nozzle 9 comprises air inlet, sand inlet, is provided with hyperbolic spout just below the air valve of air inlet; The top diameter is 4-6mm, the bottom diameter is 10-15mm, and the length is 110-130mm; the inner cavity top diameter of the hyperbolic spout 3 is 5mm, the bottom diameter is 12mm, and the length is 12mm; The curve of curve is as shown in formula (I):
(X/2.5)2+(Y/57)2＝1 (I)。(X/2.5) 2 +(Y/57) 2 =1 (I).
本实用新型的实施例2：高效湿式喷砂机的结构如图1所示，包括喷砂机壳体13，在喷砂机壳体13上设有工件门，在喷砂机壳体13 内设有喷嘴9，喷嘴9的进气端与带电动阀门12的供气管10连接；在喷砂机壳体13的外顶部设有两个砂水分离器6；在喷砂机壳体13 内的下部为砂斗15，在砂斗15内设有砂泵1以及与砂泵1连接的电机2；两个砂水分离器6相互连通，其中一个砂水分离器6与砂泵1 连接，另一个砂水分离器6与喷嘴9的进砂口连接；所述的砂水分离器的组成包括罐体，在罐体的底部设有高压砂水进口，在罐体的下部侧壁设有处于高压砂水进口上方的下排砂口，在罐体的顶部设有上排砂口；高压砂水进口与砂泵的输出端连接，下排砂口与喷砂嘴连接，上排砂口与砂斗连接；其中一个罐体的下排砂口与另一个罐体的高压砂水进口连接；在两个罐体连接的管道上设有阀门。Embodiment 2 of the present utility model: the structure of high-efficiency wet sandblasting machine is shown in Figure 1, comprises sandblasting machine housing 13, is provided with workpiece door on sandblasting machine housing 13, inside sandblasting machine housing 13 A nozzle 9 is provided, and the air inlet end of the nozzle 9 is connected to the air supply pipe 10 with an electric valve 12; two sand-water separators 6 are arranged on the outer top of the sandblasting machine housing 13; inside the sandblasting machine housing 13 The lower part of the sand bucket 15 is provided with a sand pump 1 and a motor 2 connected to the sand pump 1 in the sand bucket 15; two sand-water separators 6 communicate with each other, and one of the sand-water separators 6 is connected to the sand pump 1. Another sand-water separator 6 is connected with the sand inlet of the nozzle 9; the composition of the sand-water separator includes a tank, the bottom of the tank is provided with a high-pressure sand-water inlet, and the lower side wall of the tank is provided with The lower sand outlet above the high-pressure sand water inlet is provided with an upper sand outlet on the top of the tank; the high-pressure sand water inlet is connected to the output end of the sand pump, the lower sand outlet is connected to the sandblasting nozzle, and the upper sand outlet It is connected with the sand hopper; the lower discharge sand port of one of the tanks is connected with the high-pressure sand water inlet of the other tank; a valve is provided on the pipeline connecting the two tanks.
所述的砂泵的组成包括砂泵壳体，传动轴，叶轮，砂泵壳体底部的底部为砂水进口，在砂泵壳体的侧面设有砂水出口，在砂泵壳体1的顶部设有传动轴进口，传动轴的末端通过传动轴进口进入砂泵壳体内；在砂泵壳体内设有与传动轴的末端连接的转接板，转接板处于叶轮上方，且转接板的底部通过连接柱与叶轮的顶部连接，连接柱沿转接板的中心对称、间隙设置，叶轮的底部连接有下叶片，在叶轮的中部设有通孔；传动轴、转接板及叶轮的中心均同轴；所述的喷嘴9的组成包括进气口，进砂口，在进气口的气阀正下方设有双曲线喷口；双曲线喷口的内腔纵截面为双曲线结构，双曲线喷口的内腔顶端直径为4-6mm、其底端直径为10-15mm，长度为110-130mm。所述的双曲线喷口3的内腔顶端直径为5mm、其底端直径为12mm，长度为12mm；其双曲线的曲线如式(I)所示：The composition of described sand pump comprises sand pump shell, drive shaft, impeller, the bottom of sand pump shell bottom is sand water inlet, is provided with sand water outlet on the side of sand pump shell, in sand pump shell 1 There is a transmission shaft inlet on the top, and the end of the transmission shaft enters the sand pump casing through the transmission shaft inlet; an adapter plate connected to the end of the transmission shaft is arranged in the sand pump casing, and the adapter plate is above the impeller, and the adapter plate The bottom of the impeller is connected to the top of the impeller through the connecting column, and the connecting column is symmetrically arranged along the center of the adapter plate with gaps. The bottom of the impeller is connected to the lower blade, and a through hole is provided in the middle of the impeller; The centers are all coaxial; the composition of the nozzle 9 includes an air inlet and a sand inlet, and a hyperbolic spout is provided directly below the air valve of the air inlet; the longitudinal section of the inner chamber of the hyperbolic spout is a hyperbolic structure, double The top diameter of the inner cavity of the curved spout is 4-6mm, the bottom diameter is 10-15mm, and the length is 110-130mm. The inner chamber top diameter of described hyperbolic spout 3 is 5mm, its bottom diameter is 12mm, and length is 12mm; The curve of its hyperbola is as shown in formula (I):
(X/2.5)2+(Y/57)2＝1 (I)。(X/2.5) 2 +(Y/57) 2 =1 (I).
Claims (8)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695569A (en) * | 2016-12-08 | 2017-05-24 | 贵州大学 | Efficient wet type sand-blasting machine |
| CN109227406A (en) * | 2018-09-26 | 2019-01-18 | 芜湖优能自动化设备有限公司 | A kind of water sand blasting unit for oil discharging seat production |
-
2016
- 2016-12-08 CN CN201621343568.4U patent/CN206764575U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695569A (en) * | 2016-12-08 | 2017-05-24 | 贵州大学 | Efficient wet type sand-blasting machine |
| CN109227406A (en) * | 2018-09-26 | 2019-01-18 | 芜湖优能自动化设备有限公司 | A kind of water sand blasting unit for oil discharging seat production |
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