Pressing device of plate machining center

Abstract

The utility model discloses a material pressing device of a plate processing center, which comprises a rack, a table top arranged at the top of the rack, a cross beam positioned above the table top, and at least one lower material pressing component, the movable frame is installed at the lower end of a table top, the jacking air cylinders are installed on the movable frame side by side, the material pressing frame is connected with telescopic shafts of the jacking air cylinders, and a material frame groove matched with the material pressing frame is formed in the table top; the jacking air cylinder can drive the material pressing frame to move longitudinally and enable the material pressing frame to leave or enter the material frame groove. The two ends of the movable frame are slidably connected with the rack, the pressing frame can be driven to move transversely, and therefore the position, pressed on a plate, of the pressing frame is changed. The lower material pressing assembly can move transversely and longitudinally, the plate pressing position can be freely adjusted, the applicability is good, plates of different specifications can be fixed, the stability is good, the plates are not prone to shaking and shifting, and the machining precision is high.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control mechanical equipment, in particular to a material pressing device for a plate processing center. Background Art

[0002] A sheet metal processing center is a piece of mechanical equipment used to process sheets. It is mainly used to process and manufacture various types of sheets. It can cut, drill, mill, groove or chamfer sheets through rotating tools.

[0003] During the processing, the plate needs to be placed horizontally and fixed on the equipment to prevent the plate from shaking and shifting during processing by the tool, thereby ensuring processing accuracy.

[0004] Existing plate fixing methods, such as vacuum adsorption structure, have problems such as poor stability, easy shaking and displacement of the plate, and complex structure. The adsorption structure is fixed and its fixed position on the plate cannot be easily changed, and it is not well suitable for fixing plates of different specifications. Utility Model Content

[0005] In order to overcome at least one of the technical problems existing in the prior art, the utility model provides a material pressing device for a plate processing center. The lower material pressing component can move horizontally and vertically, and can freely adjust the position of the pressed plate. It has good applicability, can fix plates of different specifications, has good stability, the plates are not easy to shake or shift, and has high processing accuracy.

[0006] A material pressing device for a plate processing center includes a frame, a table and a crossbeam arranged on the top of the frame, the crossbeam is located above the table, and also includes at least one lower material pressing assembly, which includes a movable frame installed at the lower end of the table, a plurality of lifting cylinders installed side by side on the movable frame, and a material pressing frame connected to the telescopic shaft of the lifting cylinder, and a material frame slot matching the material pressing frame is opened on the table; the lifting cylinder can drive the material pressing frame to move longitudinally and make the material pressing frame leave or enter the material frame slot; the two ends of the movable frame are slidably connected to the frame, and the material pressing frame can drive the material pressing frame to move laterally, thereby changing the position of the material pressing frame pressing down on the plate.

[0007] In some embodiments, it also includes a plurality of upper pressing assemblies arranged side by side, each upper pressing assembly includes a downward pressing cylinder slidably installed at the lower end of the beam, and a pressing plate connected to the telescopic shaft of the downward pressing cylinder. The downward pressing cylinder can move laterally along the length direction of the beam, and the downward pressing cylinder can drive the pressing plate close to or away from the table surface.

[0008] In some embodiments, a linear guide rail is installed at the lower end of the beam and is arranged along the length direction of the beam. Each downward pressure cylinder is slidably connected to the linear guide rail through a linear slider.

[0009] In some embodiments, linear slide rails are symmetrically installed on the frame at the lower end of the table top and are arranged along the width direction of the frame. The two ends of the movable frame are slidably connected to the two linear slide rails through sliding blocks.

[0010] In some embodiments, the pressing frame includes a horizontal plate and a vertical plate fixed perpendicular to the horizontal plate, and there are at least two vertical plates arranged side by side.

[0011] Additional aspects and advantages of the present invention will continue to be given in the following description, and some will become obvious from the following description or be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0013] Figure 1 This is a schematic diagram of the main plan structure of this application;

[0014] Figure 2 It is a schematic diagram of the main three-dimensional structure of this application;

[0015] Figure 3 yes Figure 1 The structural diagram after removing part of the rack;

[0016] Figure 4 yes Figure 3 Schematic diagram of the enlarged structure at A in the middle;

[0017] Figure 5 It is a structural diagram of the table and the lower pressing material assembly;

[0018] Figure 6 yes Figure 5 Schematic diagram of the enlarged structure at point B in the middle.

[0019] Reference numerals:

[0020] Frame 1, table 2, material rack trough 200, beam 3;

[0021] Lower pressing assembly 4, moving frame 400, lifting cylinder 401, pressing frame 402,

[0022] Horizontal plate 4020, vertical plate 4021;

[0023] Upper pressing assembly 5, lower pressing cylinder 500, pressing plate 501;

[0024] Linear guide rail 6, linear slider 7, linear slide rail 8, sliding block 9. DETAILED DESCRIPTION

[0025] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0026] In the description of the present invention, it should be understood that descriptions involving orientation, such as the orientations or positional relationships indicated by terms such as "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside", are based on the orientations or positional relationships shown in the accompanying drawings. They 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 operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0027] In the description of this utility model, "several" means one or more, "many" means more than two, "greater than," "less than," and "exceed" are understood to exclude the number itself, while "above," "below," and "within" are understood to include the number itself. The use of "first" and "second" in the description is solely for the purpose of distinguishing technical features and is not to be construed as indicating or implying relative importance, implicitly specifying the number of the indicated technical features, or implicitly specifying the order of the indicated technical features.

[0028] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0029] Reference Figures 1-6A sheet metal processing center pressing device includes a frame 1, a table 2 and a crossbeam 3 horizontally arranged on the top of the frame 1, the table 2 is used to horizontally support and place the sheet metal, the crossbeam 3 is located above the table 2, and also includes at least one lower pressing assembly 4, preferably two or more groups, which are convenient for pressing sheets of different lengths. Each lower pressing assembly 4 includes a mobile frame 400 installed at the lower end of the table 2, a plurality of lifting cylinders 401 installed side by side on the mobile frame 400, and a pressing frame 4 connected to the telescopic shaft of the lifting cylinder 401. 02. A material rack slot 200 that matches the shape and size of the material rack 402 is provided on the table top 2, and is opened through; the lifting cylinder 401 can drive the material rack 402 to move longitudinally, and make the material rack 402 leave or enter the material rack slot 200; the two ends of the movable rack 400 are slidably connected to the frame 1, and the material rack 402 can drive the material rack 402 to move horizontally, thereby changing the position of the material rack 402 pressing down on the plate, and can change the position pressed on the plate surface for plates of different widths.

[0030] During use, according to the different lengths of plates, one or more groups of lower pressing components 4 can be selected to work; then the pressing frame 402 is lifted upward by the lifting cylinder 401 in the lower pressing component 4, so that the pressing frame 402 moves straight up a certain distance away from the table 2, and then the plate is placed flat on the table 2. According to the different widths of plates, the movable frame 400 can be driven manually or by a motor to slide horizontally along the frame 1, thereby changing the relative position of the pressing frame 402 and the plate. After adjustment, the lifting cylinder 401 is started again to drive the pressing frame 402 to move straight downward, so that the pressing frame 402 is pressed against the upper surface of the plate, fixing it to prevent it from shifting; the lower pressing component 4 can move horizontally and vertically, and can freely adjust the position of the pressed plate. It has good applicability, can fix plates of different specifications, has good stability, is not easy to shake or shift, and has high processing accuracy.

[0031] In some embodiments, it also includes a plurality of upper pressing assemblies 5 arranged side by side, each upper pressing assembly 5 includes a downward pressing cylinder 500 slidably installed at the lower end of the beam 3, and a pressing plate 501 connected to the telescopic shaft of the downward pressing cylinder 500. The downward pressing cylinder 500 can move laterally along the length direction of the beam 3, and the downward pressing cylinder 500 can drive the pressing plate 501 to move closer to or away from the table 2; when a plate with a larger width is to be processed, if the downward pressing assembly 4 is used to fix the plate, the telescopic shaft of the lifting cylinder 401 will occupy part of the position of the table 2, resulting in insufficient space for the plate to be placed. At this time, it is necessary to use The upper pressing assembly 5 is used to fix the plate; when in use, the pressing frame 402 of the lower pressing assembly 4 will be hidden in the material frame slot 200, so that the height of the pressing frame 402 from the ground is equal to or less than the height of the table 2, and then the plate is placed flat on the table 2, and then the downward pressure cylinder 500 drives the pressing plate 501 to move straight down, and finally presses it tightly on the upper surface of the plate to fix it. According to the different widths of the plates, the pressing plates 501 of different lengths and widths can be replaced, so that the plates can be better pressed; the upper pressing assembly 5 further improves the applicability to different plates, and can press wider plates, with a simple structure and easy use.

[0032] In some embodiments, a linear guide rail 6 is installed at the lower end of the beam 3, which is arranged along the length direction of the beam 3. Each downward pressure cylinder 500 is slidably connected to the linear guide rail 6 through a linear slider 7. The relative position of the downward pressure cylinder 500 and the plate can be adjusted according to the length of the plate to improve the stability of the pressed plate.

[0033] In some embodiments, linear slide rails 8 are symmetrically installed on the frame 1 at the lower end of the table 2, and are arranged along the width direction of the frame 1. The two ends of the movable frame 400 are slidably connected to the two linear slide rails 8 through sliding blocks 9, which is convenient for changing the position of the pressing frame 402 on the plate according to the different widths of the plate, and can press the plate more firmly.

[0034] In some embodiments, the pressing frame 402 includes a horizontal plate 4020 and a vertical plate 4021 fixed perpendicularly to the horizontal plate 4020. The vertical plates 1021 are two and are arranged side by side at both ends of the horizontal plate 4020. The pressing frame 402 with this structure can increase the contact area with the plate and reduce the weight.

[0035] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification. Although the embodiments of the present invention have been shown and described, ordinary technicians in this field can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and purpose of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

1. A material pressing device for a plate processing center, comprising a frame, a table arranged on the top of the frame, and a crossbeam, wherein the crossbeam is located above the table, and is characterized by: It also includes at least one lower pressing assembly, which includes a movable frame installed at the lower end of the table, a plurality of lifting cylinders installed side by side on the movable frame, and a pressing frame connected to the telescopic shaft of the lifting cylinder. A material frame slot matching the pressing frame is opened on the table; the lifting cylinder can drive the pressing frame to move longitudinally and make the pressing frame leave or enter the material frame slot; the two ends of the movable frame are slidably connected to the frame, and the pressing frame can drive the pressing frame to move horizontally, thereby changing the position of the pressing frame pressing down on the plate.

2. The material pressing device for a sheet metal processing center according to claim 1, characterized in that: It also includes multiple upper pressing assemblies arranged side by side, each upper pressing assembly includes a downward pressing cylinder slidably installed at the lower end of the beam, and a pressing plate connected to the telescopic shaft of the downward pressing cylinder. The downward pressing cylinder can move laterally along the length direction of the beam, and the downward pressing cylinder can drive the pressing plate close to or away from the table.

3. The material pressing device for a sheet metal processing center according to claim 2, characterized in that: A linear guide rail is installed at the lower end of the beam and is arranged along the length direction of the beam. Each downward pressure cylinder is slidably connected to the linear guide rail through a linear slider.

4. The material pressing device for a sheet metal processing center according to any one of claims 1 to 3, characterized in that: Linear slide rails are symmetrically installed on the frame at the lower end of the table top and are arranged along the width direction of the frame. The two ends of the mobile frame are slidably connected with the two linear slide rails through sliding blocks.

5. The material pressing device for a plate processing center according to claim 1, characterized in that: The pressing frame comprises a horizontal plate and a longitudinal plate fixed perpendicularly to the horizontal plate. There are at least two longitudinal plates which are arranged side by side.

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