Gantry machining center with high stability

Abstract

The utility model relates to the technical field of gantry machining centers, and discloses a high-stability gantry machining center which comprises a fixing box, a motor is fixedly connected to the left side of the fixing box, the output end of the motor penetrates through the fixing box and is fixedly connected with a first rotating rod, and a first gear is fixedly connected to the outer side of the first rotating rod; a second rotating rod is rotationally connected to the rear side of the inner wall of the fixing box, a second gear is fixedly connected to the outer side of the second rotating rod, and the first gear and the second gear are connected in an engaged mode. According to the device, the motor, the fixed box, the first rotating rod, the third gear and the sliding shell are matched to drive the table board to move stably, so that the practicability of the device is improved, workpieces of different specifications can be machined through the matching of the sliding groove, the sliding block, the sliding rod, the threaded rod and the sliding plate, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gantry machining centers, in particular to a gantry machining center with strong stability. Background Art

[0002] The gantry machining center is a large CNC machine tool with a gantry structure. When the gantry machining center processes the workpiece, the machining accuracy must be ensured. To improve the machining accuracy, the stability of the gantry machining center must be increased. To improve the stability, a gantry machining center with strong stability must be used.

[0003] After searching, the Chinese patent announcement number is: CN208628883U, which discloses a high-speed moving column gantry-type high-rigidity four-axis profile processing center, including a moving column gantry and a processing table, the moving column gantry is movably connected to the upper end of the processing table, and racks are connected to both sides of the upper end of the processing table. A gear seat is movably connected to the rack, and the gear seat is fixedly connected to the bottom end of the moving column gantry; the moving column transmission device of the device is a gear rack, which greatly improves the work efficiency; and the traditional machine head is mainly positioned by rotating the indexing plate, and the device adopts a cross roller ring for positioning, which effectively exerts the four-axis function and greatly improves the work efficiency; an extrusion lubrication device is set at the connection of the cross roller ring, and lubricating oil is injected into the oil seepage holes in the rubber columns connected on both sides. The lubricating oil in the rubber column will fully lubricate the cross roller ring when it rotates, and the rubber columns on both sides can also reduce the wear of the cross roller ring, but the stability of the device when moving the workpiece is insufficient in actual use. When moving, the workpiece may be skewed, resulting in a decrease in the quality of subsequent processing, thereby reducing the practicality of the device. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a gantry machining center with strong stability, aiming to improve the problem of insufficient stability of the gantry machining center in the prior art when moving a workpiece.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a gantry machining center with strong stability, comprising a fixed box, the left side of the fixed box is fixedly connected to a motor, the output end of the motor passes through the fixed box and is fixedly connected to a first rotating rod, the outer side of the first rotating rod is fixedly connected to a first gear, the rear side of the inner wall of the fixed box is rotatably connected to a second rotating rod, the outer side of the second rotating rod is fixedly connected to a second gear, the first gear and the second gear are meshingly connected, the top of the inner wall of the fixed box is rotatably connected to a threaded shaft with a rod, the left side of the outer wall of the threaded shaft with a rod is slidably connected to a third gear, the front and rear sides of the third gear are respectively meshed with the first gear and the second gear, the right side of the third gear is fixedly connected to a sliding shell, the right side of the fixed box is fixedly connected to a base, the top of the fixed box is provided with a control component, and the top of the base is provided with a gantry mechanism.

[0006] Specifically, the starting motor can drive the first rotating rod and the second rotating rod to rotate in opposite directions through the rotation of the first gear and the second gear. As the third gear slides left and right along the threaded shaft with the rod, the third gear can be meshed and connected with the first gear or the second gear alone.

[0007] As a further description of the above technical solution:

[0008] The control assembly includes an L-shaped rod, the top of the L-shaped rod is rotatably connected to the inner top end of the fixed box, the bottom of the L-shaped rod is rotatably connected to a U-shaped plate, the inner side of the U-shaped plate is slidably connected to the right side of the outer wall of the sliding shell, the right side of the threaded shaft with rod passes through the fixed box and is threadedly connected to a table top, the bottom of the table top is slidably connected to the middle of the top end of the base, and the control assembly is arranged on the outside of the fixed box.

[0009] Specifically, by rotating the L-shaped rod and the U-shaped plate thereon, the sliding shell and the third gear can be driven to slide left and right along the threaded shaft with the rod. When the third gear is individually meshed and connected with the first gear or the second gear, the threaded shaft with the rod can be driven to rotate forward or reverse to drive the table on it to slide stably to the left or right.

[0010] As a further description of the above technical solution:

[0011] The gantry mechanism includes a slide groove, and the two slide grooves are respectively opened at the front and rear sides of the top end of the base, the front slide groove is slidably connected to a sliding rod inside, and the rear slide groove is slidably connected to a sliding block inside, the top left and right sides of the sliding block are fixedly connected to fixed plates, the middle part of the top end of the sliding block is rotatably connected to a threaded rod, the outer side of the threaded rod is threadedly connected to the sliding plate, the left and right sides of the sliding rod are slidably connected to hollow plates, the front and rear sides of the sliding plate are respectively fixedly connected to the corresponding hollow plates, and the adjacent sides of the two hollow plates are slidably connected to a processing structure.

[0012] Specifically, rotating the hollow plate can drive the threaded rod to rotate, so that the sliding plate drives the hollow plate thereon to move up and down along the sliding rod, and the sliding block and the sliding rod can be pushed to move left and right along the sliding groove, and the processing structure can slide back and forth along the adjacent side of the hollow plate.

[0013] As a further description of the above technical solution:

[0014] The top of the L-shaped rod passes through the fixing box and is fixedly connected with a joystick, and the top of the threaded rod is fixedly connected with a handle.

[0015] Specifically, the L-shaped rod and the threaded rod can be better operated to rotate through the operating rod and the handle.

[0016] As a further description of the above technical solution:

[0017] The right side of the top of the fixed box is fixedly connected with a waste box, the right side of the waste box is connected with an air pump, a filter is provided on the right side of the outer wall of the waste box, and a movable cover is provided on the top of the waste box.

[0018] Specifically, starting the air pump can suck impurities into the impurity box through the filter, and the movable cover can open and close the impurity box.

[0019] As a further description of the above technical solution:

[0020] A movable door is arranged on the front side of the fixed box, a second hinge is fixedly connected to the top end of the front side of the fixed box, and the movable door is rotatably connected to the fixed box through the second hinge.

[0021] Specifically, the movable door can be opened and closed along the front side of the fixed box through the second hinge.

[0022] As a further description of the above technical solution:

[0023] A controller is fixedly connected to the left side of the top of the fixed box, and the controller is electrically connected to the motor and the air pump respectively. A shield is arranged on the outside of the controller, and a first hinge is fixedly connected to the rear side of the shield. The fixed box is rotatably connected to the shield through the first hinge.

[0024] Specifically, the controller can control the start-up of the motor and the air pump, and the protective cover can be opened and closed through the first hinge.

[0025] The utility model has the following beneficial effects:

[0026] 1. In the utility model, the first gear can be driven to rotate by the cooperation among the motor, the fixed box and the first rotating rod, the threaded shaft with rod can be driven to rotate by the cooperation among the first gear, the second gear, the second rotating rod, the third gear and the sliding shell, the sliding shell can be driven to slide left and right by the cooperation between the L-shaped rod and the U-shaped plate, and the table can be driven to move left and right smoothly by the cooperation between the threaded shaft with rod, the base and the table, avoiding bumpy or unstable movement that may cause the workpiece placed on the table to tilt and cause insufficient processing accuracy, thereby improving the practicality of the device.

[0027] 2. In the utility model, the cooperation among the slide groove, the sliding block and the sliding rod can drive the fixed plate to slide left and right, the cooperation among the fixed plate, the threaded rod and the sliding plate can drive the hollow plate to move up and down, and the cooperation between the hollow plate and the processing structure can process workpieces of various specifications and sizes or different positions of the workpiece, thereby improving the working efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 A three-dimensional diagram of a gantry machining center with strong stability proposed by the utility model;

[0029] Figure 2 This is a front view of a gantry machining center with strong stability proposed by the utility model;

[0030] Figure 3 This is a schematic diagram of the control structure of a gantry machining center with strong stability proposed by the utility model;

[0031] Figure 4 This is a schematic diagram of the moving structure of a gantry machining center with strong stability proposed by the utility model;

[0032] Figure 5 The utility model provides a schematic diagram of a gantry mechanism of a gantry machining center with strong stability.

[0033] Legend:

[0034] 1. Fixed box; 2. Gantry mechanism; 201. Slide groove; 202. Sliding block; 203. Sliding rod; 204. Fixed plate; 205. Threaded rod; 206. Hollow plate; 207. Sliding plate; 208. Processing structure; 3. First rotating rod; 4. First gear; 5. Second rotating rod; 6. Second gear; 7. Threaded shaft with rod; 8. Third gear; 9. Sliding shell; 10. L-shaped rod; 11. U-shaped plate; 12. Motor; 13. Table; 14. Base; 15. Controller; 16. Shield; 17. First hinge; 18. Air pump; 19. Filter; 20. Impurity box; 21. Movable cover; 22. Movable door; 23. Second hinge; 24. Joystick; 25. Hollow plate. DETAILED DESCRIPTION

[0035] 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.

[0036] Reference Figure 1 , Figure 3 and Figure 4 , an embodiment provided by the utility model: a gantry machining center with strong stability, comprising a fixed box 1, a motor 12 is fixedly connected to the left side of the fixed box 1, the output end of the motor 12 passes through the fixed box 1 and is fixedly connected to a first rotating rod 3, a first gear 4 is fixedly connected to the outer side of the first rotating rod 3, a second rotating rod 5 is rotatably connected to the rear side of the inner wall of the fixed box 1, a second gear 6 is fixedly connected to the outer side of the second rotating rod 5, the first gear 4 is meshingly connected to the second gear 6, a threaded shaft with a rod is rotatably connected to the top of the inner wall of the fixed box 1, a third gear 8 is slidably connected to the left side of the outer wall of the threaded shaft with a rod, the front and rear sides of the third gear 8 are respectively meshingly connected to the first gear 4 and the second gear 6, a sliding shell 9 is fixedly connected to the right side of the third gear 8, a base 14 is fixedly connected to the right side of the fixed box 1, a control component is arranged at the top of the fixed box 1, and a gantry mechanism 2 is arranged at the top of the base 14; refer to Figure 1 and Figure 3The control assembly includes an L-shaped rod 10, the top of the L-shaped rod 10 is rotatably connected to the inner top of the fixed box 1, the bottom of the L-shaped rod 10 is rotatably connected to a U-shaped plate 11, the inner side of the U-shaped plate 11 is slidably connected to the right side of the outer wall of the sliding shell 9, the right side of the rod threaded shaft 7 passes through the fixed box 1 and is threadedly connected to a table 13, the bottom of the table 13 is slidably connected to the middle of the top of the base 14, and the control assembly is arranged on the outside of the fixed box 1; a movable door 22 is arranged on the front side of the fixed box 1, and a second hinge 23 is fixedly connected to the front top of the fixed box 1, and the movable door 22 is rotatably connected to the fixed box 1 through the second hinge 23;

[0037] Specifically, the starting motor 12 can drive the first rotating rod 3 and the first gear 4 thereon to rotate clockwise, and the first gear 4 will drive the second gear 6 and the second rotating rod 5 thereon to rotate counterclockwise through meshing transmission. The rotating L-shaped rod 10 can drive the sliding shell 9 and the third gear 8 thereon to slide left and right along the threaded rod 7 with rod through the U-shaped plate 11. When the threaded rod 7 slides left and right, when the third gear 8 meshes with the first gear 3 for transmission, it can drive the threaded shaft with rod 7 to rotate clockwise. When the third gear 8 meshes with the second gear 6 for transmission, it can drive the threaded shaft with rod 7 to rotate counterclockwise. The movable door 22 can be opened and closed through the second hinge 23 to facilitate maintenance of the internal structure.

[0038] Reference Figure 2 and Figure 5 The gantry mechanism 2 includes a slide groove 201, and the two slide grooves 201 are respectively opened at the front and rear sides of the top of the base 14. The front slide groove 201 is slidably connected to a sliding rod 203, and the rear slide groove 201 is slidably connected to a sliding block 202. The top left and right sides of the sliding block 202 are fixedly connected to a fixed plate 204. The middle part of the top of the sliding block 202 is rotatably connected to a threaded rod 205, and the outer side of the threaded rod 205 is threadedly connected to a sliding plate 207. The left and right sides of the sliding rod 203 are slidably connected to hollow plates 206. The front and rear sides of the sliding plate 207 are respectively fixedly connected to the corresponding hollow plates 206, and the adjacent sides of the two hollow plates 206 are slidably connected to a processing structure 208.

[0039] Specifically, the sliding block 202 and the sliding rod 203 can be slid through the sliding groove 201, and rotating the threaded rod 205 can drive the sliding plate 207 to move up and down along the fixed plate 204. The hollow plate 206 will slide up and down along the sliding rod 203 as the sliding plate 207 moves, and the processing structure 208 can slide left and right along the adjacent side of the hollow plates 206 on both sides.

[0040] Reference Figure 2 and Figure 3The right side of the top of the fixed box 1 is fixedly connected with a waste box 20, the right side of the waste box 20 is connected with an air pump 18, a filter screen 19 is provided on the right side of the outer wall of the waste box 20, and a movable cover 21 is provided on the top of the waste box 20;

[0041] Specifically, the air pump 18 can suck impurities into the impurity box 20 and prevent the impurities from entering the interior of the air pump 18 through the filter 19. The interior of the impurity box 20 can be cleaned by opening and closing the movable cover 21.

[0042] Reference Figure 1 and Figure 3 A controller 15 is fixedly connected to the left side of the top of the fixed box 1. The controller 15 is electrically connected to the motor 12 and the air pump 18 respectively. A shield 16 is arranged on the outside of the controller 15. A first hinge 17 is fixedly connected to the rear side of the shield 16. The fixed box 1 is rotatably connected to the shield 16 through the first hinge 17.

[0043] Specifically, the start-up and output power of the motor 12 and the air pump 18 can be controlled by operating the controller 15, and the protective cover 16 can be opened and closed by the first hinge 17 to protect the controller 15 from being accidentally touched.

[0044] Reference Figure 3 and Figure 5 The top of the L-shaped rod 10 passes through the fixed box 1 and is fixedly connected to a joystick 24, and the top of the threaded rod 205 is fixedly connected to a handle 25;

[0045] Specifically, the operating rod 24 can better control the L-shaped rod 10 to control the moving direction of the table 13, and the operating handle 25 can better control the threaded rod 205 to control the height of the processing structure 208.

[0046] Working principle: before using the device, first start the motor 12 to drive the first rotating rod 5 to rotate clockwise, and the first gear 4 on the first rotating rod 5 will rotate clockwise accordingly. The first gear 4 can drive the second gear 6 and the second rotating rod 5 thereon to rotate counterclockwise through meshing transmission. Rotating the L-shaped rod 10 can control the sliding shell 9 to move left and right through the U-shaped plate 11. The sliding shell 9 will drive the third gear 8 to slide left and right along the threaded shaft 7 with rod. As the third gear 8 slides left and right, it can be meshed and connected with the first gear 4 or the second gear 6 separately. When the third gear 8 is meshed and connected with the first gear 4 separately, it will drive the threaded shaft 7 with rod to rotate clockwise. When the third gear 8 is meshed and connected with the second gear 6 separately, it will drive the threaded shaft 7 with rod to rotate counterclockwise. The L-shaped rod 10 is moved to control the rotation direction of the threaded shaft 7 with rod. Rotating the threaded shaft 7 with rod can drive the table 13 to slide smoothly left and right, avoiding insufficient processing accuracy due to the skew of the workpiece, thereby improving the practicability of the device, and rotating the threaded rod 205 can drive the sliding plate 207 to move up and down along the fixed plate 204, and the hollow plate 206 will slide up and down along the left and right sides of the sliding rod 203 as the sliding plate 207 moves. The adjacent side of the hollow plate 206 can drive the processing structure to slide back and forth, and the sliding block 202 and the sliding rod 203 can be driven through the slide groove 201 to drive the gantry structure 2 to move left and right, so that the processing structure can process workpieces of different sizes and specifications while processing any position of the workpiece, thereby improving the working efficiency of the device.

[0047] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A gantry machining center with high stability, comprising a fixed box (1), characterized in that: The left side of the fixed box (1) is fixedly connected with a motor (12), the output end of the motor (12) passes through the fixed box (1) and is fixedly connected with a first rotating rod (3), the outer side of the first rotating rod (3) is fixedly connected with a first gear (4), the rear side of the inner wall of the fixed box (1) is rotatably connected with a second rotating rod (5), the outer side of the second rotating rod (5) is fixedly connected with a second gear (6), the first gear (4) and the second gear (6) are meshingly connected, the top of the inner wall of the fixed box (1) is rotatably connected with a rod-threaded shaft (7), the left side of the outer wall of the rod-threaded shaft (7) is slidably connected with a third gear (8), the front and rear sides of the third gear (8) are respectively meshingly connected with the first gear (4) and the second gear (6), the right side of the third gear (8) is fixedly connected with a sliding shell (9), the right side of the fixed box (1) is fixedly connected with a base (14), the top of the fixed box (1) is provided with a control component, and the top of the base (14) is provided with a gantry mechanism (2).

2. A gantry machining center with strong stability according to claim 1, characterized in that: The gantry mechanism (2) comprises a slide groove (201), wherein the two slide grooves (201) are respectively arranged at the front and rear sides of the top end of the base (14), the interior of the front slide groove (201) is slidably connected to a slide rod (203), and the interior of the rear slide groove (201) is slidably connected to a slide block (202), the top left and right sides of the slide block (202) are fixedly connected to fixed plates (204), the middle part of the top end of the slide block (202) is rotatably connected to a threaded rod (205), the outer side of the threaded rod (205) is threadedly connected to a slide plate (207), the left and right sides of the slide rod (203) are slidably connected to hollow plates (206), the front and rear sides of the slide plate (207) are respectively fixedly connected to the corresponding hollow plates (206), and the adjacent sides of the two hollow plates (206) are slidably connected to a processing structure (208).

3. A gantry machining center with strong stability according to claim 1, characterized in that: The control assembly comprises an L-shaped rod (10), the top of the L-shaped rod (10) is rotatably connected to the inner top end of the fixed box (1), the bottom of the L-shaped rod (10) is rotatably connected to a U-shaped plate (11), the inner side of the U-shaped plate (11) is slidably connected to the right side of the outer wall of the sliding shell (9), the right side of the rod-threaded shaft (7) passes through the fixed box (1) and is threadedly connected to a table top (13), the bottom of the table top (13) is slidably connected to the middle of the top end of the base (14), and the control assembly is arranged on the outer side of the fixed box (1).

4. A gantry machining center with high stability according to claim 1, characterized in that: A dirt box (20) is fixedly connected to the right side of the top of the fixed box (1), the right side of the dirt box (20) is connected to an air pump (18), a filter screen (19) is provided on the right side of the outer wall of the dirt box (20), and a movable cover (21) is provided at the top of the dirt box (20).

5. A gantry machining center with strong stability according to claim 1, characterized in that: A controller (15) is fixedly connected to the left side of the top of the fixed box (1), and the controller (15) is electrically connected to the motor (12) and the air pump (18) respectively. A protective cover (16) is arranged on the outside of the controller (15), and a first hinge (17) is fixedly connected to the rear side of the protective cover (16). The fixed box (1) is rotatably connected to the protective cover (16) via the first hinge (17).

6. A gantry machining center with high stability according to claim 1, characterized in that: The front side of the fixed box (1) is provided with a movable door (22), the top end of the front side of the fixed box (1) is fixedly connected with a second hinge (23), and the movable door (22) is rotatably connected to the fixed box (1) via the second hinge (23).

7. A gantry machining center with high stability according to claim 3, characterized in that: The top of the L-shaped rod (10) passes through the fixed box (1) and is fixedly connected to a control rod (24).

8. A gantry machining center with high stability according to claim 2, characterized in that: The top end of the threaded rod (205) is fixedly connected to a handle (25).

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