High-precision air floating cushion grinding device

Abstract

The utility model discloses a high-precision air floating cushion grinding device, relates to the technical field of air floating cushion processing, and comprises a grinding base, a grinding table seat and an air floating cushion placing table, the top of the grinding base is provided with the grinding table seat, connecting tables are symmetrically arranged on the outer side of the air floating cushion placing table, the top of each connecting table is provided with a vertical adjusting frame, and the vertical adjusting frames are symmetrically arranged on the outer side of the air floating cushion placing table. And side air floating cushion outer end plates are mounted on the opposite sides of the height limiting frame. The air floating cushion fixing assembly is arranged at the top of the grinding table base, after an air floating cushion is placed on the air floating cushion placing table, the use height of the height limiting frame is adjusted according to different thicknesses of the air floating cushion, and the horizontal hand lever contracts to enable the connecting table to move towards the inner side. The two sets of air floating cushion outer end plates are driven by the connecting table to move inwards to stably clamp the two ends of the air floating cushion, the stability of the air floating cushion in the grinding process is guaranteed, the air floating cushion is stably clamped in an applicable mode according to the different thicknesses of the air floating cushion, and the grinding precision of the air floating cushion is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air floating pad processing, in particular to a high-precision air floating pad grinding device. Background Art

[0002] Air cushion is an application of air bearing. Air cushion forms a thin layer of air at the bottom of the air cushion to form a gap between the air cushion and the plane, forming a sliding condition with almost no friction. The air film under the air cushion makes the gap stable and moves without friction. Air cushion is mainly used in various precision instruments. During the processing of air cushion, the surface of the air cushion needs to be ground to ensure its smoothness.

[0003] Patent document CN214642742U discloses a metal octagonal pad grinding device. The disclosed patent document states that when the grinding device is in use, the center of the octagonal pad and the center of the grinding disc will not be relatively offset to ensure the grinding uniformity of the sealing surface of the octagonal pad. However, the grinding device cannot clamp the workpiece appropriately and firmly according to the different thicknesses of the workpiece, and cannot ensure the stability of the workpiece during grinding, thereby reducing the grinding accuracy of the workpiece. Utility Model Content

[0004] One purpose of the present application is to provide a high-precision air floating pad grinding device, which can solve the technical problem in the prior art that the grinding device cannot adaptably and stably clamp the workpiece according to the different thicknesses of the workpiece, resulting in low workpiece grinding accuracy.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision air floating pad grinding device, comprising a grinding base, a grinding platform and an air floating pad placing table, the grinding base is installed on the top of the grinding base, the top of the grinding platform is provided with an air floating pad fixing assembly, the air floating pad fixing assembly is used to clamp the air floating pad, the air floating pad fixing assembly comprises an air floating pad placing table and a connecting table, the connecting table is symmetrically arranged on the outside of the air floating pad placing table, a vertical adjustment frame is installed on the top of the connecting table, a height limit frame is installed on the inner side of the vertical adjustment frame, and an outer end plate of an edge air floating pad is installed on the opposite side of the height limit frame.

[0006] Preferably, a bracket frame is installed on the top of the grinding base, and a transparent window is provided on the outer side of the bracket frame.

[0007] Preferably, a slide is installed on the top of the grinding platform, a horizontal driving seat is embedded on the top of the slide, and the top of the horizontal driving seat is connected to the bottom of the air floating pad placement platform.

[0008] Preferably, a processing grinding cylinder is installed on the top of the support frame, a grinding motor is installed on the output end of the processing grinding cylinder, a stable connecting frame is installed on the output end of the grinding motor, and an air floating pad grinding plate is installed on the bottom end of the stable connecting frame.

[0009] Preferably, a mounting groove is provided on the outer side of the air floating cushion placement platform, a horizontal handle bar is installed on the inner side of the mounting groove, and an output end of the horizontal handle bar is connected to the inner side of the connecting platform.

[0010] Preferably, a limiting groove is provided on the inner wall of the vertical adjustment frame, and the outer end of the height limit frame slides inside the limiting groove, and matching holes are provided on the front and back of the vertical adjustment frame, and the inner sides of the matching holes are threadedly connected with clamping pieces.

[0011] Preferably, an auxiliary operation chamber is opened at the top center position of the air floating cushion placing table, a partition frame is installed on the inner wall of the auxiliary operation chamber, a screw is installed between the partition frame and the inner wall of the auxiliary operation chamber, a unloading motor is installed on the front side of the partition frame, and the working end of the unloading motor is connected to the front end of the screw, a transmission groove is opened on the inner wall of the auxiliary operation chamber, a movable support block is connected to the outer side of the screw, and the outer end of the movable support block slides inside the transmission groove, and a lifting ramp is installed on the top of the movable support block.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model provides an air flotation pad fixing assembly on the top of the grinding platform. After the air flotation pad is placed on the air flotation pad placing platform, the use height of the height limit frame is adjusted according to the thickness of the air flotation pad. When the clamping position of the height limit frame matches the outer end of the air flotation pad, the clamping piece is rotated to move it inside the matching hole to limit the outer end of the height limit frame. The horizontal hand rod is retracted to move the connecting platform inward. The two groups of air flotation pad outer end plates move inward under the driving action of the connecting platform to firmly clamp the two ends of the air flotation pad, thereby ensuring the stability of the air flotation pad during grinding. The air flotation pad is firmly clamped according to its applicability according to its thickness, which improves the grinding accuracy of the air flotation pad.

[0014] 2. The utility model installs a lifting ramp on the top of the movable support block. When the air flotation pad is unloaded after grinding, the lifting ramp moves upward to support the bottom of the air flotation pad. The air flotation pad tilts under the supporting action of the lifting ramp. The unloading motor drives the lead screw to rotate. The rotation of the lead screw drives the movable support block to move horizontally inside the auxiliary operation chamber, and the air flotation pad can be pushed to the front of the air flotation pad placement table, which is convenient for the staff to unload the ground air flotation plate, thereby improving the grinding efficiency of the air flotation pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the grinding platform of the utility model;

[0017] Figure 3 It is a schematic diagram of the enlarged structure of point A of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the vertical adjustment frame of the utility model;

[0019] Figure 5 It is a schematic diagram of the top view of the auxiliary operation chamber of the utility model.

[0020] In the figure: 1. grinding base; 101. bracket frame; 102. transparent window; 2. grinding platform; 201. slideway; 202. horizontal drive seat; 3. processing grinding cylinder; 301. grinding motor; 302. stable connecting frame; 303. air floating pad grinding plate; 4. air floating pad placement table; 401. installation groove; 402. horizontal hand lever; 5. connecting table; 501. vertical adjustment frame; 502. limiting groove; 503. height limit frame; 504. air floating pad outer end plate; 505. matching hole; 506. clamping piece; 6. auxiliary operation chamber; 601. partition frame; 602. lead screw; 603. unloading motor; 604. transmission groove; 605. moving support block; 606. lifting inclined table. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection or a movable connection, or a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] See also Figure 1 , Figure 2 and Figure 4 , an embodiment provided by the utility model: a high-precision air floating pad grinding device;

[0025] The invention comprises a grinding platform 2, an air-floating pad placing platform 4 and a connecting platform 5. An air-floating pad fixing component is arranged on the top of the grinding platform 2. The air-floating pad fixing component is used to clamp the air-floating pad. The air-floating pad fixing component comprises an air-floating pad placing platform 4 and a connecting platform 5. An installation groove 401 is provided on the outer side of the air-floating pad placing platform 4. A horizontal hand lever 402 is installed on the inner side of the installation groove 401. The output end of the horizontal hand lever 402 is connected to the inner side of the connecting platform 5. The connecting platform 5 is symmetrically arranged on the outer side of the air-floating pad placing platform 4. A vertical adjustment frame 501 is installed on the outside of the air floating cushion placing platform 4 and the top of the connecting platform 5. A height limiting frame 503 is installed on the inside of the vertical adjustment frame 501. An air floating cushion outer end plate 504 is installed on the opposite side of the height limiting frame 503. A limiting groove 502 is opened on the inner wall of the vertical adjustment frame 501, and the outer end of the height limiting frame 503 is embedded in the inner side of the limiting groove 502. The front and back sides of the vertical adjustment frame 501 are opened with matching holes 505. The matching holes 505 are installed on the inner side of the vertical adjustment frame 501. The inner side of 05 is connected with a clamping piece 506 through a thread, and the output end of the clamping piece 506 is used to limit the outer end of the height limit frame 503. The mounting groove 401 provides a mounting position for the horizontal hand rod 402 while ensuring its stability during operation. After the air floating cushion is placed on the air floating cushion placement platform 4, the use height of the height limit frame 503 is adjusted according to the different thicknesses of the air floating cushion. The limiting groove 502 limits the height limit frame 503 while ensuring the stability of the height limit frame 503 during adjustment. When the clamping position of the height limit frame 503 matches the outer end of the air floating cushion, the clamping piece 506 is rotated to move it inside the matching hole 505 to limit the outer end of the height limit frame 503. The clamping piece 506 is connected to the matching hole 505 by a thread, and the horizontal hand rod 402 is contracted to cause the connecting platform 5 to move inward. The two sets of air floating cushion outer end plates 504 move inward under the driving action of the connecting platform 5 to firmly clamp the two ends of the air floating cushion.

[0026] See also Figure 1 , Figure 2 and Figure 3, a high-precision air-floating pad grinding device;

[0027] The invention comprises a grinding base 1, a grinding platform 2 and a processing grinding cylinder 3. A support frame 101 is installed on the top of the grinding base 1. A transparent window 102 is arranged on the outer side of the support frame 101. The support frame 101 protects the grinding process, and the grinding process can be viewed through the transparent window 102. A grinding platform 2 is installed on the top of the grinding base 1. A slideway 201 is installed on the top of the grinding platform 2. A horizontal driving seat 202 is installed on the top of the slideway 201. The top of the horizontal driving seat 202 is connected to the bottom of the air floating pad placement table 4. A processing grinding cylinder 3 is installed on the top of the support frame 101. A grinding motor 301 is installed at the output end of the processing grinding cylinder 3, and a stable connecting frame 302 is installed at the output end of the grinding motor 301. An air floating pad grinding plate 303 is installed at the bottom end of the stable connecting frame 302. The processing grinding cylinder 3 works to move the air floating pad grinding plate 303 downward. When the air floating pad grinding plate 303 contacts the upper surface of the air floating pad, the grinding motor 301 runs to drive the air floating pad grinding plate 303 to rotate and grind the air floating pad. The horizontal driving seat 202 runs on the slide 201 to slide and drive the air floating pad placement table 4 to move in the horizontal direction, so that there is no dead angle in the grinding processing of the air floating pad.

[0028] See also Figure 2 and Figure 5 , a high-precision air-floating pad grinding device;

[0029] The utility model comprises an air-floating cushion placing platform 4, an auxiliary operation chamber 6 and a lifting inclined platform 606. The auxiliary operation chamber 6 is provided at the top center of the air-floating cushion placing platform 4. A partition frame 601 is installed on the inner wall of the auxiliary operation chamber 6. A lead screw 602 is installed between the partition frame 601 and the inner wall of the auxiliary operation chamber 6. A material unloading motor 603 is installed on the front of the partition frame 601, and the output end of the material unloading motor 603 is connected to the input end of the lead screw 602. A transmission groove 604 is provided on the inner wall of the auxiliary operation chamber 6. A movable support block 605 is sleeved on the outer side of the lead screw 602, and the outer end of the movable support block 605 is embedded in the inner side of the transmission groove 604. A lifting ramp 606 is installed on the top of the support block 605, and the partition frame 601 provides an installation position for the unloading motor 603. When unloading is carried out after the grinding of the air floating pad is completed, the lifting ramp 606 moves upward to support the bottom of the air floating pad. The air floating pad tilts under the supporting action of the lifting ramp 606, and the unloading motor 603 drives the screw 602 to rotate. The rotation of the screw 602 drives the movable support block 605 to move horizontally inside the auxiliary operation chamber 6. The transmission groove 604 limits the movable support block 605, and can push the air floating pad to the front of the air floating pad placement table 4 to facilitate the staff to unload the ground air floating plate.

[0030] Working principle: When using the device, first place the air floating cushion on the air floating cushion placing table 4, and then adjust the use height of the height limit frame 503 according to the different thicknesses of the air floating cushion. When the clamping position of the height limit frame 503 matches the outer end of the air floating cushion, rotate the clamping piece 506 to move it inside the matching hole 505 to limit the outer end of the height limit frame 503. The horizontal hand rod 402 contracts to move the connecting table 5 inward. The two sets of air floating cushion outer end plates 504 move inward under the driving action of the connecting table 5 to firmly clamp the two ends of the air floating cushion. The processing grinding cylinder 3 works to grind the air floating cushion. The grinding plate 303 moves downward, and when the air floating pad grinding plate 303 contacts the upper surface of the air floating pad, the grinding motor 301 runs to drive the air floating pad grinding plate 303 to rotate to grind the air floating pad, and the horizontal driving seat 202 runs on the slide 201 to slide and drive the air floating pad placement table 4 to move in the horizontal direction. The lifting ramp 606 works and moves upward to support the bottom of the air floating pad. The unloading motor 603 runs to drive the screw 602 to rotate to make the movable support block 605 move horizontally inside the auxiliary operation chamber 6, and push the air floating pad to the front of the air floating pad placement table 4 for unloading.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A high-precision air-floating pad grinding device, comprising a grinding base (1), a grinding stand (2) and an air-floating pad placement table (4), characterized in that: A grinding platform (2) is installed on the top of the grinding base (1), and an air floating pad fixing component is arranged on the top of the grinding platform (2). The air floating pad fixing component is used to clamp the air floating pad. The air floating pad fixing component includes an air floating pad placement platform (4) and a connecting platform (5). The connecting platform (5) is symmetrically arranged on the outside of the air floating pad placement platform (4). A vertical adjustment frame (501) is installed on the top of the connecting platform (5), and a height limiting frame (503) is installed on the inner side of the vertical adjustment frame (501). The side of the height limiting frame (503) is installed with an outer end plate (504) of the side air floating pad.

2. A high-precision air-floating pad grinding device according to claim 1, characterized in that: A support frame (101) is installed on the top of the grinding base (1), and a transparent window (102) is arranged on the outside of the support frame (101).

3. A high-precision air-floating pad grinding device according to claim 1, characterized in that: A slideway (201) is installed on the top of the grinding platform (2), a horizontal driving seat (202) is embedded and installed on the top of the slideway (201), and the top of the horizontal driving seat (202) is connected to the bottom of the air floating pad placement platform (4).

4. A high-precision air-floating pad grinding device according to claim 2, characterized in that: A processing grinding cylinder (3) is installed on the top of the support frame (101), a grinding motor (301) is installed on the output end of the processing grinding cylinder (3), a stable connecting frame (302) is installed on the output end of the grinding motor (301), and an air floating pad grinding plate (303) is installed on the bottom end of the stable connecting frame (302).

5. A high-precision air-floating pad grinding device according to claim 1, characterized in that: The outer side of the air-floating cushion placement platform (4) is provided with a mounting groove (401), the inner side of the mounting groove (401) is provided with a horizontal handle bar (402), and the output end of the horizontal handle bar (402) is connected to the inner side of the connection platform (5).

6. A high-precision air-floating pad grinding device according to claim 1, characterized in that: A limiting groove (502) is provided on the inner wall of the vertical adjustment frame (501), and the outer end of the height limit frame (503) slides inside the limiting groove (502). Matching holes (505) are provided on the front and back sides of the vertical adjustment frame (501), and a clamping piece (506) is threadedly connected to the inner side of the matching hole (505).

7. A high-precision air-floating pad grinding device according to claim 5, characterized in that: An auxiliary operation chamber (6) is provided at the center of the top of the air floating cushion placement platform (4); a partition frame (601) is installed on the inner wall of the auxiliary operation chamber (6); a lead screw (602) is installed between the partition frame (601) and the inner wall of the auxiliary operation chamber (6); a material discharge motor (603) is installed on the front of the partition frame (601), and the working end of the material discharge motor (603) is connected to the front end of the lead screw (602); a transmission groove (604) is provided on the inner wall of the auxiliary operation chamber (6); a movable support block (605) is connected to the outer side of the lead screw (602), and the outer end of the movable support block (605) slides inside the transmission groove (604); and a lifting ramp (606) is installed on the top of the movable support block (605).

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