Cross beam for gantry type machine tool

Abstract

The utility model relates to the technical field of machine tools, in particular to a cross beam for a gantry type machine tool, which comprises a support and a guide rail, the upper surface of the support is fixedly connected with a cross beam body, the guide rail is arranged on the surface of the cross beam body, and an assembling device is arranged on the surface of the cross beam body and comprises a sliding rod and an inserting rod. The sliding rod slides on the inner wall of the cross beam body, one end of the sliding rod is fixedly connected with a clamping frame, the clamping frame is arranged on the guide rail and the cross beam body in a sleeving mode, the inserting rod is fixedly connected with the lower surface of the guide rail, an inserting hole is formed in the surface of the cross beam body, and the inserting rod is inserted into the inserting hole. The guide rail can be quickly replaced, stable connection of the guide rail is ensured, the maintenance difficulty of the guide rail is simplified, the guide rail can be timely overhauled after being damaged, the whole cross beam is prevented from being replaced, the economic loss of a user is reduced, and normal use of equipment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to a crossbeam for gantry type machine tools. Background Art

[0002] Gantry machine tools refer to machines for manufacturing machines and machinery. With the development of society, gantry machine tools have been put into use in large quantities. Gantry machine tools are all equipped with crossbeams to assist in the movement of processing components.

[0003] The prior art includes a utility model with publication number CN210588139U, which discloses a crossbeam for a gantry machine tool, wherein a transverse groove is opened in the middle of the surface of the main body of the crossbeam, motor fixing grooves are arranged at both ends of the surface of the main body of the crossbeam in the transverse groove, a screw seat fixing groove is arranged on the surface of the main body of the crossbeam in the middle of the transverse groove, guide rail mounting grooves are arranged at the upper and lower ends of the surface of the main body of the crossbeam, the end of the main body of the crossbeam away from the transverse groove is connected to the support seat, grinding wheel changing arm mounting plates are arranged on both sides of the support seat, seat plates are arranged at the bottom of both sides of the support seat, and a number of reinforcing plates are arranged at the connection between the support seat and the main body of the crossbeam. The utility model has a reasonable structure, the interior of the support seat and the interior of the main body of the crossbeam are hollow structures, the interior of the support seat and the main body of the crossbeam are reinforced by a skeleton, and a number of reinforcing plates are arranged at the connection between the support seat and the main body of the crossbeam, which ensures the stability of the structure while reducing the material usage, greatly reducing the cost, and has good heat dissipation performance.

[0004] The inventor has found in his daily work that the crossbeams on most gantry machine tools are currently of integrated design, and the guide rails are prone to wear during long-term use. When a fault occurs at the guide rail, it is difficult to maintain the worn or cracked parts of the guide rail, and the entire crossbeam needs to be replaced, which increases the economic losses of the user and is not conducive to the stable use of the equipment. Improved operations are needed. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings in the prior art that most crossbeams on gantry type machine tools are of integrated design, the guide rails are prone to wear during long-term use, and when a fault occurs at the guide rail, it is difficult to maintain the worn or cracked part of the guide rail, and the crossbeam needs to be replaced as a whole, which increases the economic loss of the user and is not conducive to the stable use of the equipment. A crossbeam for a gantry type machine tool is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a crossbeam for a gantry machine tool, comprising a bracket and a guide rail, the upper surface of the bracket is fixedly connected to a crossbeam body, the guide rail is placed on the surface of the crossbeam body, an assembly device is provided on the surface of the crossbeam body, the assembly device comprises a sliding rod and an insertion rod, the sliding rod slides with the inner wall of the crossbeam body, one end of the sliding rod is fixedly connected to a clamping frame, the clamping frame is sleeved on the guide rail and the crossbeam body, the insertion rod is fixedly connected to the lower surface of the guide rail, the surface of the crossbeam body is provided with a plug hole, the plug rod is inserted into the plug hole, and the inner wall of the crossbeam body is provided with a protective device. This scheme can quickly replace the guide rail and ensure the stable connection of the guide rail, simplify the maintenance difficulty of the guide rail, and can promptly carry out maintenance after the guide rail is damaged, avoiding the need to replace the entire beam, reducing the economic loss of the user, and facilitating the normal use of the equipment.

[0007] Preferably, a protrusion is fixedly connected to the surface of the crossbeam body, a spring is fixedly connected to one side of the protrusion, and one end of the spring away from the protrusion is fixedly connected to the surface of the bracket to facilitate resetting of the bracket.

[0008] Preferably, the longitudinal section of the bracket is C-shaped, and a pull rod is fixedly connected to one side of the bracket to effectively perform installation and positioning operations on the guide rail.

[0009] Preferably, a lifting ring is fixedly connected to the upper surface of the guide rail. After the guide rail is damaged, the fixing bolt is rotated. After the fixing bolt is detached from the guide rail and the cross beam, the pull rods are then pulled to both sides. The pull rods then drive the bracket and the sliding rod to move. The spring is deformed under force, and the sliding rod drives the positioning plate and the fixing bolt to slide upward through the control frame. After the bracket is detached from the guide rail and the cross beam, the fixing bolt is rotated. The fixing bolt then rests on the top of the cross beam. The positioning plate cooperates with the control frame to limit the resetting of the two brackets and the sliding rod. Then, the guide rail can be lifted out and replaced through the lifting ring.

[0010] Preferably, the protective device includes a positioning plate, which slides with the inner wall of the crossbeam body, and the surface of the positioning plate is fixedly connected to a control frame, and a guide groove is provided on the surface of the sliding rod, one end of the control frame is inserted into the guide groove, and the inner wall of the positioning plate is threadedly connected to a fixing bolt, one end of the fixing bolt penetrates the crossbeam body and extends to the inside of the guide rail. When replacing the guide rail, the replacement guide rail is inserted into the insertion hole, and then the fixing bolt is rotated to remove it from above the crossbeam body, and then the spring loses its restraint, and the spring drives the sliding rod and the bracket to reset, and the bracket is then buckled on the guide rail and the crossbeam body, and then the sliding rod drives the positioning plate to reset through the control frame, and then the fixing bolt is rotated to insert into the crossbeam body and the guide rail, thereby completing the guide rail replacement operation.

[0011] Preferably, the guide groove is arranged obliquely, and the portion of the control frame inserted into the guide groove slides with the inner wall thereof, and the positioning plate can be driven to move by the control frame.

[0012] Preferably, a limiting rod is fixedly connected to the lower surface of the positioning plate, one end of the limiting rod passes through the cross beam body, and the limiting rod slides with the inner wall of the cross beam body to ensure stable sliding of the positioning plate.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, after the guide rail is damaged, the fixing bolt is rotated, and after the fixing bolt is separated from the guide rail and the cross beam, the pull rod is then pulled to both sides, and the pull rod then drives the bracket and the sliding rod to move, the spring is deformed under force, and the sliding rod drives the positioning plate and the fixing bolt to slide upward through the control frame, and after the bracket is separated from the guide rail and the cross beam, the fixing bolt is rotated, and the fixing bolt then abuts against the top of the cross beam, and the positioning plate cooperates with the control frame to limit the reset of the two brackets and the sliding rod, and then the guide rail can be lifted out and replaced through the lifting ring, and the replaced guide rail has its plug rod inserted into the socket , then rotate the fixing bolt to move it away from the top of the beam body, then the spring loses its restraint, the spring drives the sliding rod and the bracket to reset, the bracket is then buckled on the guide rail and the beam body, then the sliding rod drives the positioning plate to reset through the control frame, then rotate the fixing bolt to insert it into the beam body and the guide rail, and the guide rail replacement operation is completed. This solution can quickly replace the guide rail and ensure the stable connection of the guide rail, simplify the maintenance difficulty of the guide rail, and can be repaired in time after the guide rail is damaged, avoiding the need to replace the entire beam, reducing the user's economic loss, and facilitating the normal use of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a crossbeam for a gantry type machine tool;

[0016] Figure 2 The utility model provides a side view structural schematic diagram of a crossbeam for a gantry type machine tool;

[0017] Figure 3 The utility model provides a schematic diagram of the exploded structure of a crossbeam for a gantry type machine tool;

[0018] Figure 4 The utility model proposes a crossbeam for a gantry type machine tool Figure 3 A rear view structural diagram of ;

[0019] Figure 5 The utility model proposes a crossbeam for a gantry machine tool Figure 4 Schematic diagram of the structure at point A in the middle.

[0020] Legend:

[0021] 1. Bracket; 2. Crossbeam; 3. Guide rail; 4. Assembly device; 41. Clamp; 42. Lifting ring; 43. Insert rod; 44. Insert hole; 45. Sliding rod; 46. Bump; 47. Pull rod; 48. Spring; 5. Protective device; 51. Positioning plate; 52. Fixing bolt; 53. Control frame; 54. Guide groove; 55. Limit rod. DETAILED DESCRIPTION

[0022] See also Figure 1-5 The utility model provides a technical solution: a crossbeam for a gantry machine tool, including a bracket 1 and a guide rail 3, the upper surface of the bracket 1 is fixedly connected with a crossbeam body 2, the guide rail 3 is placed on the surface of the crossbeam body 2, and an assembly device 4 is arranged on the surface of the crossbeam body 2, the assembly device 4 includes a sliding rod 45 and an insertion rod 43, the sliding rod 45 slides with the inner wall of the crossbeam body 2, one end of the sliding rod 45 is fixedly connected with a bracket 41, the bracket 41 is sleeved on the guide rail 3 and the crossbeam body 2, the insertion rod 43 is fixedly connected with the lower surface of the guide rail 3, the surface of the crossbeam body 2 is provided with a plug hole 44, the plug rod 43 is inserted into the plug hole 44, and a protective device 5 is arranged on the inner wall of the crossbeam body 2. This solution can quickly replace the guide rail 3 and ensure the stable connection of the guide rail 3, simplify the maintenance difficulty of the guide rail 3, and can be repaired in time after the guide rail 3 is damaged, avoiding the need to replace the entire beam, reducing the economic loss of the user, and facilitating the normal use of the equipment.

[0023] Specifically, a protrusion 46 is fixedly connected to the surface of the crossbeam body 2, a spring 48 is fixedly connected to one side of the protrusion 46, and one end of the spring 48 away from the protrusion 46 is fixedly connected to the surface of the bracket 41 to facilitate the reset of the bracket 41.

[0024] In this embodiment, the longitudinal section of the bracket 41 is C-shaped, and a pull rod 47 is fixedly connected to one side of the bracket 41 to effectively perform installation and positioning operations on the guide rail 3.

[0025] Specifically, the upper surface of the guide rail 3 is fixedly connected with a lifting ring 42. After the guide rail 3 is damaged, the fixing bolt 52 is rotated. After the fixing bolt 52 is separated from the guide rail 3 and the beam body 2, the pull rod 47 is then pulled to both sides. The pull rod 47 then drives the bracket 41 and the sliding rod 45 to move. The spring 48 is deformed under force, and the sliding rod 45 drives the positioning plate 51 and the fixing bolt 52 to slide upward through the control frame 53. After the bracket 41 is separated from the guide rail 3 and the beam body 2, the fixing bolt 52 is rotated. The fixing bolt 52 then rests on the top of the beam body 2. The positioning plate 51 cooperates with the control frame 53 to limit the resetting of the two brackets 41 and the sliding rod 45. Then, the guide rail 3 can be lifted out and replaced through the lifting ring 42.

[0026] In this embodiment: the protective device 5 includes a positioning plate 51, which slides with the inner wall of the beam body 2, and a control frame 53 is fixedly connected to the surface of the positioning plate 51. A guide groove 54 is provided on the surface of the sliding rod 45, and one end of the control frame 53 is inserted into the guide groove 54. The inner wall of the positioning plate 51 is threadedly connected with a fixing bolt 52, and one end of the fixing bolt 52 penetrates the beam body 2 and extends to the inside of the guide rail 3. When replacing the guide rail 3, the replaced guide rail 3 is inserted into the insertion hole 44, and then the fixing bolt 52 is rotated to remove it from the top of the beam body 2, and then the spring 48 loses its restraint, and the spring 48 drives the sliding rod 45 and the bracket 41 to reset, and the bracket 41 is then buckled on the guide rail 3 and the beam body 2, and then the sliding rod 45 drives the positioning plate 51 to reset through the control frame 53, and then the fixing bolt 52 is rotated to insert into the beam body 2 and the guide rail 3, completing the replacement operation of the guide rail 3.

[0027] Specifically, the guide groove 54 is arranged to be inclined, and the portion of the control frame 53 inserted into the guide groove 54 slides with the inner wall thereof, and the positioning plate 51 can be driven to move by the control frame 53 .

[0028] Specifically, a limiting rod 55 is fixedly connected to the lower surface of the positioning plate 51 , one end of the limiting rod 55 passes through the cross beam 2 , and the limiting rod 55 slides with the inner wall of the cross beam 2 to ensure stable sliding of the positioning plate 51 .

[0029] Working principle: after the guide rail 3 is damaged, the fixing bolt 52 is rotated, and after the fixing bolt 52 is separated from the guide rail 3 and the cross beam 2, the pull rod 47 is then pulled to both sides, and the pull rod 47 then drives the bracket 41 and the sliding rod 45 to move, the spring 48 is deformed under force, and the sliding rod 45 drives the positioning plate 51 and the fixing bolt 52 to slide upward through the control frame 53, and after the bracket 41 is separated from the guide rail 3 and the cross beam 2, the fixing bolt 52 is rotated, and the fixing bolt 52 then abuts against the top of the cross beam 2, and the positioning plate 51 cooperates with the control frame 53 to limit the reset of the two brackets 41 and the sliding rod 45, and then the guide rail 3 can be lifted out and replaced through the lifting ring 42, and the replaced guide rail 3 is inserted into the rod 4 3 is inserted into the insertion hole 44, and then the fixing bolt 52 is rotated to move it away from the top of the beam body 2, and then the spring 48 is freed from its restraint, and the spring 48 drives the sliding rod 45 and the bracket 41 to reset, and the bracket 41 is then buckled on the guide rail 3 and the beam body 2, and then the sliding rod 45 drives the positioning plate 51 to reset through the control frame 53, and then the fixing bolt 52 is rotated to insert it into the beam body 2 and the guide rail 3, and the replacement operation of the guide rail 3 is completed. This solution can quickly replace the guide rail 3 and ensure the stable connection of the guide rail 3, simplify the maintenance difficulty of the guide rail 3, and can be repaired in time after the guide rail 3 is damaged, avoiding the need to replace the entire beam, reducing the economic loss of the user, and facilitating the normal use of the equipment.

Claims

1. A crossbeam for a gantry type machine tool, comprising a bracket (1) and a guide rail (3), wherein the upper surface of the bracket (1) is fixedly connected to a crossbeam body (2), and the guide rail (3) is located on the surface of the crossbeam body (2), characterized in that: An assembly device (4) is provided on the surface of the cross beam (2), and the assembly device (4) comprises a sliding rod (45) and an insertion rod (43). The sliding rod (45) slides with the inner wall of the cross beam (2), one end of the sliding rod (45) is fixedly connected to a bracket (41), and the bracket (41) is sleeved on the guide rail (3) and the cross beam (2). The insertion rod (43) is fixedly connected to the lower surface of the guide rail (3). An insertion hole (44) is provided on the surface of the cross beam (2), and the insertion rod (43) is inserted into the insertion hole (44). A protective device (5) is provided on the inner wall of the cross beam (2).

2. The crossbeam for a gantry type machine tool according to claim 1, characterized in that: A protrusion (46) is fixedly connected to the surface of the cross beam body (2), a spring (48) is fixedly connected to one side of the protrusion (46), and an end of the spring (48) away from the protrusion (46) is fixedly connected to the surface of the bracket (41).

3. The crossbeam for a gantry type machine tool according to claim 1, characterized in that: The longitudinal section of the card frame (41) is C-shaped, and a pull rod (47) is fixedly connected to one side of the card frame (41).

4. The crossbeam for a gantry type machine tool according to claim 1, characterized in that: A lifting ring (42) is fixedly connected to the upper surface of the guide rail (3).

5. The crossbeam for a gantry type machine tool according to claim 1, characterized in that: The protective device (5) comprises a positioning plate (51), the positioning plate (51) slides with the inner wall of the cross beam (2), a control frame (53) is fixedly connected to the surface of the positioning plate (51), a guide groove (54) is provided on the surface of the sliding rod (45), one end of the control frame (53) is inserted into the guide groove (54), and a fixing bolt (52) is threadedly connected to the inner wall of the positioning plate (51), and one end of the fixing bolt (52) penetrates the cross beam (2) and extends to the inside of the guide rail (3).

6. The crossbeam for a gantry type machine tool according to claim 5, characterized in that: The guide groove (54) is arranged in an inclined manner, and the portion of the control frame (53) inserted into the guide groove (54) slides with the inner wall thereof.

7. The crossbeam for a gantry type machine tool according to claim 5, characterized in that: The lower surface of the positioning plate (51) is fixedly connected to a limiting rod (55), one end of the limiting rod (55) passes through the cross beam body (2), and the limiting rod (55) slides with the inner wall of the cross beam body (2).

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