Mortar box capable of preventing deposition

Abstract

The utility model relates to the technical field of semiconductor cutting. A mortar box capable of preventing deposition comprises a box body and is characterized in that the box body comprises a feeding cavity and a stirring cavity which are in butt joint and communicated with each other, the stirring cavity is cylindrical, the radial outer side of the stirring cavity is in butt joint with the feeding cavity, the top of the feeding cavity is open, and a filter screen is installed at the top of the feeding cavity; the bottom of the feeding cavity is inclined downwards from the side far away from the stirring cavity to the side close to the stirring cavity; a stirring mechanism is mounted in the stirring cavity; a liquid level meter for detecting the liquid level height in the stirring cavity is mounted at the top of the stirring cavity; a mortar pump for pumping mortar is mounted at the top of the stirring cavity; directional trundles are installed below the feeding cavity, two universal trundles are installed at the bottom of the stirring cavity, and a handle used for grabbing and pushing the box body is installed on the outer wall, away from the feeding cavity, of the stirring cavity. By optimizing the structure of the mortar box, the mortar box is provided with the trundles, can move, can store mortar, can convey the mortar, and can supply the mortar independently.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor cutting, in particular to a mortar box. Background Art

[0002] In the semiconductor processing process, the stable supply of mortar and the stability of mortar density have a great impact on the cutting quality.

[0003] Traditional mortar boxes lack a stirring mechanism, making them unable to prevent bottom sedimentation, which can lead to uneven mortar density. To address this issue, Chinese patent application number CN207747251U discloses a mortar supply device for silicon cutting. This patent incorporates a stirring mechanism to prevent bottom sedimentation and uneven mortar density. However, the mortar box structure in this patented design cannot be transported or monitored, which can easily cause the mortar pump that extracts the mortar to run idle. Utility Model Content

[0004] In view of the problems existing in the prior art, the present invention provides a mortar box that can prevent deposition, which solves at least one of the above technical problems.

[0005] The technical solution of the utility model is: a mortar box capable of preventing deposition, comprising a box body, characterized in that the box body comprises a feed chamber and a stirring chamber that are connected to each other, the stirring chamber is cylindrical, the radial outer side of the stirring chamber is connected to the feed chamber, the top of the feed chamber is open, and a filter screen is installed on the top of the feed chamber, and the bottom of the feed chamber is inclined downward from the side away from the stirring chamber to the side adjacent to the stirring chamber;

[0006] The stirring chamber is equipped with a stirring mechanism, and a liquid level meter for detecting the liquid level in the stirring chamber is installed on the top of the stirring chamber;

[0007] A mortar pump for extracting mortar is installed on the top of the mixing chamber;

[0008] A fixed caster is installed below the feeding chamber, two universal casters are installed at the bottom of the stirring chamber, and a handle for grasping and pushing the box is installed on the outer wall of the stirring chamber away from the feeding chamber.

[0009] The utility model optimizes the structure of the mortar box, which is movable with casters, can store mortar, transport mortar, and supply mortar independently. In the semiconductor processing process, the stable supply of mortar, the stable mortar density, the stable flow rate, and the stable temperature have a great influence on the cutting quality.

[0010] Further preferably, the stirring chamber includes a cover plate and a cylinder with an upper end open, and the mortar pump, the liquid level meter and the stirring mechanism are installed on the cover plate;

[0011] An inlet is provided on the cover plate, and the inlet is detachably connected to a grouting port cover plate.

[0012] Further preferably, the stirring mechanism includes a reduction motor installed above the cover plate, the power output shaft of the reduction motor is connected to a stirring shaft, and the stirring shaft is equipped with stirring blades.

[0013] Further preferably, a mounting port is provided on the cover plate, the mounting port is detachably connected to the mortar pump, and the outlet of the mortar pump is connected to a joint.

[0014] Further preferably, the top of the feed chamber is a top plate, an opening is provided on the top plate, and the top plate is provided with upwardly extending extension plates on the other three sides except the side away from the stirring chamber;

[0015] The filter screen includes a hanger for hanging on the extension plate, a surrounding edge for overlapping the top plate, and a screen portion;

[0016] The upper opening of the screen portion is connected to the surrounding edge, and the opposite side of the surrounding edge is provided with the hanging bracket;

[0017] The surrounding edge is detachably connected to the top plate by screws.

[0018] Facilitates the fixing of the filter.

[0019] Further preferably, the screen portion is provided with two layers of filter screens.

[0020] Further preferably, an extended ear is provided on the outer side of the stirring chamber;

[0021] The extended ear portion is provided with a circular hole, and the handle passes through the circular hole and is fixedly connected to the stirring chamber.

[0022] Further preferably, the handle is U-shaped with the opening facing downward.

[0023] Further preferably, both ends of the handle pass through the two upper and lower extending ears.

[0024] Compared with the prior art, the beneficial effects of the present invention are:

[0025] This mortar box has liquid level monitoring, stirring function to prevent mortar sedimentation, a filter screen, and movable casters. It can store mortar, transport mortar, and supply mortar independently. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a structural diagram of a specific embodiment 1 of the present utility model;

[0027] Figure 2 This is a structural diagram of another perspective of the specific embodiment 1 of the present utility model;

[0028] Figure 3 This is a structural schematic diagram of the specific embodiment 1 of the utility model from another perspective.

[0029] In the figure, 1 is the cover plate, 2 is the mortar pump, 3 is the handle, 4 is the drainage ball valve, 5 is the universal caster, 6 is the box body, 7 is the reduction motor, 8 is the liquid level gauge, 9 is the filter screen, 10 is the mixing blade, 11 is the mixing shaft, 12 is the joint, 13 is the grouting port cover plate, and 14 is the fixed caster. DETAILED DESCRIPTION

[0030] See also Figures 1 to 3 Specific embodiment 1: A mortar box capable of preventing deposition comprises a box body 6, which comprises a feed chamber and a stirring chamber that are connected to each other. The stirring chamber is cylindrical, with the feed chamber connected to the radially outer side of the stirring chamber. The top of the feed chamber is open, and a filter screen 9 is installed on the top of the feed chamber. The bottom of the feed chamber is arranged to be inclined downward from the side away from the stirring chamber to the side adjacent to the stirring chamber. The stirring chamber is equipped with a stirring mechanism, and a liquid level gauge 8 for detecting the liquid level in the stirring chamber is installed on the top of the stirring chamber. A mortar pump 2 for extracting mortar is installed on the top of the stirring chamber. A fixed caster 14 is installed below the feed chamber, and two universal casters 5 are installed at the bottom of the stirring chamber. A handle 3 for grasping and pushing the box body 6 is installed on the outer wall of the stirring chamber away from the feed chamber. By optimizing the structure of the mortar box, the utility model is movable with casters, which can store mortar, transport mortar, and independently supply mortar. During the semiconductor processing, the stable supply of mortar, the stable mortar density, the stable flow rate and the stable temperature all have a great impact on the cutting quality.

[0031] During operation, mortar pump 2 pumps mortar from the outlet through a hose to a heat exchanger for cooling. The mortar is then delivered to the work area via a mass flow meter, which measures the mortar flow rate and temperature. After passing through the work area, the mortar returns to the mortar tank through filter screen 9 at the front end of the mortar tank. Reducer motor 7 rotates, simultaneously driving agitator blades 10 to prevent solid particles from settling in the mortar. Liquid level meter 8 monitors the liquid level in the mortar tank to prevent mortar pump 2 from idling.

[0032] A drainage ball valve 4 is installed at the bottom of the mixing chamber.

[0033] The mixing chamber includes a cover plate 1 and a cylinder with an upper opening. The cover plate 1 is equipped with a mortar pump 2, a liquid level meter 8 and a mixing mechanism. The cover plate is provided with an inlet, which is detachably connected to a grouting port cover plate 13.

[0034] The stirring mechanism comprises a speed reducer motor 7 installed above the cover plate 1, a power output shaft of the speed reducer motor 7 is drivingly connected with a stirring shaft 11, and stirring blades 10 are installed on the stirring shaft 11.

[0035] The cover plate is provided with a mounting opening, the mounting opening is detachably connected with the mortar pump 2, and a connector 12 is connected with an outlet of the mortar pump 2.

[0036] The top of the feeding cavity is a top plate, the top plate is provided with an opening, and three sides of the top plate except a side far away from the stirring cavity are provided with upwardly extending extension plates; the filter screen 9 comprises a hanger for being hung on the extension plates, a surrounding edge for being overlapped on the top plate and a screen part; an upper opening of the screen part is connected with the surrounding edge, the hanger is arranged on opposite sides of the surrounding edge, and the surrounding edge is detachably connected with the top plate by screws.

[0037] The stirring cavity is provided with extension lugs on the outside; the extension lugs are provided with circular holes, and the handle 3 is fixedly connected with the stirring cavity through the circular holes.

[0038] The above is only the preferred embodiment of the present application, and it should be pointed out that, for the ordinary skilled in the art, some improvements and refinements can be made without departing from the principles of the present application, and these improvements and refinements should also be regarded as the protection scope of the present application.

Claims

1. A mortar box capable of preventing deposition, comprising a box body, characterized in that: The box body includes a feed chamber and a stirring chamber that are connected to each other, the stirring chamber is cylindrical, the radial outer side of the stirring chamber is connected to the feed chamber, the top of the feed chamber is open, and a filter is installed on the top of the feed chamber, and the bottom of the feed chamber is inclined downward from the side away from the stirring chamber to the side adjacent to the stirring chamber; The stirring chamber is equipped with a stirring mechanism, and a liquid level meter for detecting the liquid level in the stirring chamber is installed on the top of the stirring chamber; A mortar pump for extracting mortar is installed on the top of the mixing chamber; A fixed caster is installed below the feeding chamber, two universal casters are installed at the bottom of the stirring chamber, and a handle for grasping and pushing the box is installed on the outer wall of the stirring chamber away from the feeding chamber.

2. The anti-deposition mortar box according to claim 1, characterized in that: The stirring chamber includes a cover plate and a cylinder with an upper opening, and the mortar pump, the liquid level meter and the stirring mechanism are installed on the cover plate; An inlet is provided on the cover plate, and the inlet is detachably connected to a grouting port cover plate.

3. The anti-deposition mortar box according to claim 2, characterized in that: The stirring mechanism includes a reduction motor installed above the cover plate, a power output shaft of the reduction motor is connected to a stirring shaft, and a stirring blade is installed on the stirring shaft.

4. The anti-deposition mortar box according to claim 3, characterized in that: The cover plate is provided with a mounting port, the mounting port is detachably connected to the mortar pump, and the outlet of the mortar pump is connected with a joint.

5. The anti-deposition mortar box according to claim 1, characterized in that: The top of the feeding chamber is a top plate, which is provided with an opening. Except for one side away from the stirring chamber, the other three sides of the top plate are provided with extension plates extending upwards; The filter screen includes a hanger for hanging on the extension plate, a surrounding edge for overlapping the top plate, and a screen portion; The upper opening of the screen portion is connected to the surrounding edge, and the opposite side of the surrounding edge is provided with the hanging bracket; The surrounding edge is detachably connected to the top plate by screws.

6. The anti-deposition mortar box according to claim 5, characterized in that: The screen portion is provided with two layers of filter screens.

7. The anti-deposition mortar box according to claim 1, characterized in that: An extended ear is provided on the outer side of the stirring chamber; The extended ear portion is provided with a circular hole, and the handle passes through the circular hole and is fixedly connected to the stirring chamber.

8. The anti-deposition mortar box according to claim 7, characterized in that: The handle is U-shaped with the opening facing downward.

9. The anti-deposition mortar box according to claim 7, characterized in that: Both ends of the handle pass through the two extending ears arranged one above the other.

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