Machining platform of numerical control engraving and milling machine

Abstract

The utility model provides a numerical control engraving and milling machine machining platform which comprises a base, gantry supports installed on the two sides of the base and a spindle box arranged on the gantry supports, a frame plate is installed at the upper end of the base in a sliding mode, a hollow groove is formed in the middle of the frame plate, and a workbench is rotatably installed on the frame plate and located in the hollow groove. A shaft column is fixedly arranged in the middle of the lower end of the workbench, rotating shafts are arranged on the two sides of the shaft column respectively, and the shaft column is rotationally installed in the first bearing seats corresponding to the frame plate through the rotating shafts. The workbench is installed in a hollow groove of the frame plate and rotationally installed in a first bearing seat at the lower end of the frame plate through a rotating shaft, a driving electric cylinder is fixedly arranged on one side of the frame plate, a rack plate is controlled by the driving electric cylinder to move on a second sliding rail, and the rack plate is in transmission connection with a rotating gear to adjust rotation of the rotating shaft, so that the rotating angle of the workbench is adjusted. The straightening device is used for straightening a product on the workbench, so that the side face of the product is machined, continuous machining of the product is facilitated, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control engraving and milling machines, in particular to a processing platform for numerical control engraving and milling machines. Background Art

[0002] The engraving and milling machine can be used for both engraving and milling. It is a high-efficiency and high-precision CNC machine tool. The existing gantry-type CNC engraving and milling machine includes a workbench for placing products and a spindle box arranged at the upper end of the workbench for processing products. The spindle box is installed on the gantry bracket for horizontal sliding to process the products on the workbench. The existing processing method can generally only process the upper end face of the product, and cannot process the inclined end face vertically. The product needs to be repositioned and the original inclined end face needs to be straightened before the inclined end face can be processed, which affects the continuity of the processing, resulting in cumbersome processing operations and a long processing cycle. Therefore, a processing platform that can adjust the product processing angle is needed. Utility Model Content

[0003] The technical problem solved by the utility model is to provide a rotatable CNC engraving and milling machine processing platform to adjust the processing angle of the product, realize continuous processing, and solve the problems raised in the above background technology.

[0004] The technical problem solved by the utility model is achieved by adopting the following technical scheme: a CNC engraving and milling machine processing platform, including a base and a gantry bracket installed on both sides of the base, and a spindle box arranged on the gantry bracket; a frame plate is slidably installed on the upper end of the base, a hollow groove is opened in the middle of the frame plate, and a workbench is rotatably installed in the frame plate in the hollow groove; a shaft column is fixedly provided at the middle of the lower end of the workbench, and rotating shafts are respectively provided on both sides of the shaft column, and are rotatably installed in the first bearing seat corresponding to the frame plate through the rotating shaft; the rotating shaft on one side of the workbench is connected to the rotating assembly on the frame plate to control the rotation of the workbench, thereby adjusting the processing angle of the product; the rotating shaft on the other side of the workbench is connected to the brake to ensure stability when the workbench stops rotating.

[0005] As a further solution of the utility model:

[0006] The base includes a bottom plate and wall panels arranged on both sides of the bottom plate, and the upper ends of the wall panels on both sides are respectively installed with first slide rails. The lower end of the frame plate is provided with a slider corresponding to the first slide rail, and is slidably installed on the first slide rail through the slider. The upper end of the bottom plate is provided with a displacement component for driving the frame plate to move.

[0007] As a further solution of the utility model:

[0008] The displacement assembly includes an axis plate arranged at the lower end of one side of the frame plate and a screw rod rotatably mounted on the upper end of the base plate. One end of the screw rod is rotatably mounted on the second bearing seat, and the other end is transmission-connected to the displacement motor. A screw sleeve is fixedly provided at the lower end of the axis plate. The screw sleeve is sleeved on the screw rod and threadedly connected to the screw rod.

[0009] As a further solution of the utility model:

[0010] The bottom plate is provided with a plurality of photoelectric sensors corresponding to the axis plate so as to detect the position of the shelf plate through the photoelectric sensors.

[0011] As a further solution of the utility model:

[0012] When the workbench is arranged horizontally, the workbench is built into the hollow groove, and a plurality of groups of clamping grooves for mounting products are distributed on the workbench.

[0013] As a further solution of the utility model:

[0014] The rotating assembly includes a rotating gear fixedly mounted on a corresponding rotating shaft and a rack plate transmission-connected to the rotating gear, the rack plate is slidably mounted on a second slide rail, the second slide rail is fixedly mounted at a corresponding position on the bottom of a frame plate, a driving electric cylinder is fixedly mounted on one side of the frame plate located on the second slide rail, a support plate is fixedly mounted on one side of the rack plate, an output rod outer end of the driving electric cylinder is fixedly connected to the support plate to control the rack plate to move and adjust on the second slide rail, thereby controlling the rotation of the workbench.

[0015] As a further solution of the utility model:

[0016] In-position sensors for detecting the position of the rack plate are arranged on both sides of the second slide rail.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the workbench is installed in the hollow groove of the frame plate, and is rotatably installed in the first bearing seat at the lower end of the frame plate through the rotating shaft, a driving electric cylinder is fixed on one side of the frame plate, and the rack plate is controlled to move on the second slide rail through the driving electric cylinder, and the rack plate is connected to the rotating gear transmission to adjust the rotation of the rotating shaft, thereby adjusting the rotation angle of the workbench, which is used to straighten the product on the workbench, so as to process the side of the product, facilitate continuous processing of the product, and improve work efficiency. The frame plate is lifted by the wall panels on both sides so that the lower end of the workbench is suspended in the air, which is convenient for the rotation of the workbench. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation structure of the displacement assembly of the utility model;

[0020] Figure 3 This is a schematic diagram of the installation structure of the rotating assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the brake installation structure of the utility model;

[0022] Markings in the figure: 1. Gantry bracket; 2. Base; 3. Frame plate; 4. Workbench; 11. Spindle box; 20. Photoelectric sensor; 21. Bottom plate; 22. Wall panel; 23. First slide rail; 24. Slider; 25. Shaft plate; 26. Screw; 27. Second bearing seat; 28. Displacement motor; 29. ​​Screw sleeve; 31. First bearing seat; 41. Shaft column; 42. Rotating shaft; 43. Brake; 44. Rotating gear; 45. Rack plate; 46. Second slide rail; 47. Driving electric cylinder; 48. Support plate; 49. In-position sensor. DETAILED DESCRIPTION

[0023] In order to make the technical means for realizing the utility model, creative features, objectives and effects easy to understand, the utility model is further explained below with reference to specific illustrations.

[0024] like Figures 1 to 4 As shown,

[0025] The present embodiment provides a CNC engraving and milling machine processing platform, including a base 2 and a gantry bracket 1 installed on both sides of the base 2, and a spindle box 11 arranged on the gantry bracket 1. A frame plate 3 is slidably installed on the upper end of the base 2, and a hollow groove is opened in the middle of the frame plate 3. A workbench 4 is rotatably installed in the frame plate 3 in the hollow groove. A shaft column 41 is fixedly provided in the middle of the lower end of the workbench 4, and rotating shafts 42 are respectively provided on both sides of the shaft column 41, and are rotatably installed in the first bearing seat 31 corresponding to the frame plate 3 through the rotating shaft 42. The rotating shaft 42 on one side of the workbench 4 is connected to the rotating component on the frame plate 3 to control the rotation of the workbench 4, so as to adjust the processing angle of the product. The rotating shaft 42 on the other side of the workbench 4 is connected to the brake 43 to ensure stability when the workbench 4 stops rotating.

[0026] In this embodiment, the base 2 includes a bottom plate 21 and wall panels 22 arranged on both sides of the bottom plate 21, and the upper ends of the wall panels 22 on both sides are respectively installed with first slide rails 23. The lower end of the frame plate 3 is provided with a slider 24 corresponding to the first slide rail 23, and is slidably installed on the first slide rail 23 through the slider 24. The upper end of the bottom plate 21 is provided with a displacement component for driving the frame plate 3 to move.

[0027] The displacement assembly includes an axis plate 25 disposed at the lower end of one side of the frame plate 3 and a screw rod 26 rotatably mounted on the upper end of the bottom plate 21, one end of the screw rod 26 is rotatably mounted on the second bearing seat 27, and the other end is transmission-connected to the displacement motor 28, and a screw sleeve 29 is fixedly disposed at the lower end of the axis plate 25, and the screw sleeve 29 is sleeved on the screw rod 26 and threadedly connected to the screw rod 26. The displacement motor 28 controls the rotation of the screw rod 26 to drive the screw sleeve 29 to move through the screw rod 26, thereby driving the frame plate 3 to move along the first slide rail 23. The bottom plate 21 is provided with a plurality of photoelectric sensors 20 corresponding to the axis plate 25, so as to detect the position of the frame plate 3 through the photoelectric sensors 20.

[0028] In this embodiment, when the workbench 4 is set horizontally, the workbench 4 is built into the hollow groove, and a plurality of groups of clamping grooves for mounting products are distributed on the workbench 4. The rotating assembly includes a rotating gear 44 fixedly mounted on the corresponding rotating shaft 42 and a rack plate 45 drivingly connected to the rotating gear 44, the rack plate 45 is slidably mounted on the second slide rail 46, the second slide rail 46 is fixedly mounted at the corresponding position at the bottom of the frame plate 3, a driving electric cylinder 47 is fixedly mounted on one side of the frame plate 3 located on the second slide rail 46, a support plate 48 is fixedly mounted on one side of the rack plate 45, and the outer end of the output rod of the driving electric cylinder 47 is fixedly connected to the support plate 48 to control the rack plate 45 to move and adjust on the second slide rail 46, thereby controlling the rotation of the workbench 4. In-position sensors 49 for detecting the position of the rack plate are provided on both sides of the second slide rail 46.

[0029] The working principle of the utility model is as follows: the workbench 4 is installed in the hollow groove of the frame plate 3, and is rotatably installed in the first bearing seat 31 at the lower end of the frame plate 3 through the rotating shaft 42. A driving electric cylinder is fixed on one side of the frame plate 3, and the rack plate is controlled to move on the second slide rail through the driving electric cylinder. The rack plate is connected to the rotating gear transmission to adjust the rotation of the rotating shaft 42, thereby adjusting the rotation angle of the workbench 4, which is used to straighten the product on the workbench 4, so as to process the side of the product, facilitate continuous processing of the product, and improve work efficiency. The frame plate 3 is lifted by the wall panels 22 on both sides so that the lower end of the workbench 4 is suspended, which is convenient for the rotation of the workbench 4.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will also have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents. It should be noted that in this article, if there are first and second relationship terms such as only used to distinguish one entity or operation from another entity or operation, it does not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the term "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those elements, but also includes other elements that are not explicitly listed, or also includes elements inherent to such process, method, article or equipment. Without more constraints, an element defined by the phrase "comprising a..." does not exclude the existence of other identical elements in the process, method, article or apparatus comprising the element.

Claims

1. A CNC engraving and milling machine processing platform, comprising a base, gantry brackets installed on both sides of the base, and a spindle box arranged on the gantry brackets, wherein a frame plate is slidably installed on the upper end of the base, and is characterized in that: A hollow groove is opened in the middle of the frame plate, and a workbench is rotatably installed in the frame plate. A shaft column is fixedly provided in the middle of the lower end of the workbench, and rotating shafts are respectively provided on both sides of the shaft column, and are rotatably installed in the first bearing seat corresponding to the frame plate through the rotating shafts. The rotating shaft on one side of the workbench is connected to the rotating assembly on the frame plate to control the rotation of the workbench, thereby adjusting the processing angle of the product. The rotating shaft on the other side of the workbench is connected to the brake to ensure stability when the workbench stops rotating.

2. The CNC engraving and milling machine processing platform according to claim 1 is characterized in that: The base includes a bottom plate and wall panels arranged on both sides of the bottom plate, and the upper ends of the wall panels on both sides are respectively installed with first slide rails. The lower end of the frame plate is provided with a slider corresponding to the first slide rail, and is slidably installed on the first slide rail through the slider. The upper end of the bottom plate is provided with a displacement component for driving the frame plate to move.

3. The CNC engraving and milling machine processing platform according to claim 2 is characterized in that: The displacement assembly includes an axis plate arranged at the lower end of one side of the frame plate and a screw rod rotatably mounted on the upper end of the base plate. One end of the screw rod is rotatably mounted on the second bearing seat, and the other end is transmission-connected to the displacement motor. A screw sleeve is fixedly provided at the lower end of the axis plate. The screw sleeve is sleeved on the screw rod and threadedly connected to the screw rod.

4. The CNC engraving and milling machine processing platform according to claim 3 is characterized in that: The bottom plate is provided with a plurality of photoelectric sensors corresponding to the axis plate so as to detect the position of the shelf plate through the photoelectric sensors.

5. The CNC engraving and milling machine processing platform according to claim 1 is characterized in that: When the workbench is arranged horizontally, the workbench is built into the hollow groove, and a plurality of groups of clamping grooves for mounting products are distributed on the workbench.

6. The CNC engraving and milling machine processing platform according to claim 5 is characterized in that: The rotating assembly includes a rotating gear fixedly mounted on a corresponding rotating shaft and a rack plate transmission-connected to the rotating gear, the rack plate is slidably mounted on a second slide rail, the second slide rail is fixedly mounted at a corresponding position on the bottom of a frame plate, a driving electric cylinder is fixedly mounted on one side of the frame plate located on the second slide rail, a support plate is fixedly mounted on one side of the rack plate, an output rod outer end of the driving electric cylinder is fixedly connected to the support plate to control the rack plate to move and adjust on the second slide rail, thereby controlling the rotation of the workbench.

7. The CNC engraving and milling machine processing platform according to claim 6 is characterized in that: In-position sensors for detecting the position of the rack plate are arranged on both sides of the second slide rail.

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