Movable pressure correction device

Abstract

The utility model discloses a movable pressure correction device, which belongs to the field of pressure correction and comprises a lathe bed, portal frames and hydraulic cylinders, the portal frames are slidably connected to two sides of the lathe bed, the hydraulic cylinders are arranged at the tops of the portal frames, racks are fixedly connected to the bottom of the lathe bed, and a driving motor is fixedly connected to one side of the bottom of each portal frame. The output end of the driving motor is in meshed connection with the rack through a gear, walking assemblies are arranged on the two sides of the portal frame, and the walking assemblies are in sliding connection with the lathe bed; through cooperation of the driving motor and the rack, the portal frame drives the hydraulic cylinder to move, so that pressure correction is carried out on multi-point positions of a workpiece, the labor intensity of moving the workpiece during multi-point correction is avoided, and correction convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure correction, in particular to a mobile pressure correction device. Background Art

[0002] A hydraulic press is a machine that uses liquid as the working medium and is made according to Pascal's principle to transfer energy to achieve various processes. A hydraulic press is generally composed of three parts: the machine (host), the power system, and the hydraulic control system. Hydraulic presses are classified into valve hydraulic presses, liquid hydraulic presses, and engineering hydraulic presses. In addition to forging and forming, hydraulic presses can also be used for correction, press fitting, packaging, block pressing, and plate pressing.

[0003] The traditional hydraulic press has a small work surface, and the hydraulic cylinder is fixed on the column and cannot be moved. When using it, the workpiece needs to be moved to the appropriate position before the pressure correction operation can be performed. This correction method is time-consuming and labor-intensive, and for longer shaft parts, it cannot meet the needs of multi-point straightening. Utility Model Content

[0004] In order to overcome the above-mentioned technical problems, the purpose of the utility model is to provide a mobile pressure correction device to solve the problem in the prior art that the traditional hydraulic press has a small working table, the hydraulic cylinder is fixed on the column and cannot be moved, and the workpiece needs to be moved to a suitable position before the pressure correction operation can be performed, which cannot meet the needs of multi-point straightening straightness.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A mobile pressure correction device comprises a bed, a gantry and a hydraulic cylinder, wherein the gantry is slidably connected to both sides of the bed, the hydraulic cylinder is arranged on the top of the gantry, a rack is fixedly connected to the bottom of the bed, a drive motor is fixedly connected to one side of the bottom of the gantry, the output end of the drive motor is meshed with the rack through a gear, walking components are arranged on both sides of the gantry, and the walking components are slidably connected to the bed.

[0007] As a further solution of the utility model: the walking assembly includes two groups of fixed plates, the two groups of fixed plates are respectively fixedly connected to both sides of the gantry, and walking wheels are arranged at the bottom of the fixed plates, and the walking wheels are attached to the side walls of the bed.

[0008] As a further solution of the utility model: a plurality of sets of screw rods are fixedly connected to the fixed plate, a support plate is fixedly connected to the bottom of the plurality of sets of screw rods, the support plate is rotatably connected to a rotating shaft, and the walking wheel is fixedly connected to the outer wall of the rotating shaft.

[0009] As a further solution of the utility model: two groups of partitions are fixedly connected on both sides of the gantry, a fixed shaft is rotatably connected between the two groups of partitions, and a guide wheel is fixedly connected to the outer wall of the fixed shaft.

[0010] As a further solution of the utility model: a limiting block is fixedly connected to the inner wall of the bottom of the gantry, and the limiting block is attached to the bottom of the bed.

[0011] Beneficial effects of the utility model:

[0012] 1. In the utility model, the gantry drives the hydraulic cylinder to move by driving the motor and the rack, so as to perform pressure correction on multiple positions of the workpiece, avoid the labor intensity of moving the workpiece during multi-point correction, and improve the convenience of correction.

[0013] 2. In the utility model, when the gantry drives the hydraulic cylinder to move, the gantry drives the guide wheel to roll on the outer side of the second guide rail through the partition, so as to prevent the gantry from shaking left and right, thereby improving the stability of the gantry movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings.

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is a right view structural schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model Figure 1 ;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the utility model Figure 2 ;

[0019] Figure 5 This is a schematic diagram of the structure of the walking assembly of the utility model;

[0020] Figure 6 This utility model Figure 3 A schematic diagram of the enlarged structure of part A.

[0021] In the figure: 1. bed; 101. first guide rail; 102. second guide rail; 2. gantry; 201. limit block; 3. hydraulic cylinder; 4. rack; 5. drive motor; 6. travel assembly; 601. fixed plate; 602. travel wheel; 603. screw; 604. support plate; 605. rotating shaft; 7. guide wheel; 701. partition; 702. fixed shaft. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figure 1-Figure 6 As shown, a mobile pressure correction device includes a bed 1, a gantry 2 and a hydraulic cylinder 3, wherein the first guide rail 101 and the second guide rail 102 are fixedly connected on both sides of the bed 1, respectively, and the first guide rail 101 and the second guide rail 102 are respectively located at the lower side and the upper side of the two sides of the bed 1, so that the bed 1 is in an I-shape, the upper surface of the first guide rail 101 is a smooth plane, and the outer side surface of the second guide rail 102 is a smooth plane, and two bases are symmetrically arranged under the bed 1 for supporting the bed 1, and then the gantry 2 is slidably connected to both sides of the bed 1, the bed 1 passes through the middle of the gantry 2, and then the hydraulic cylinder 3 is arranged on the top of the gantry 2, the bottom of the bed 1 is fixedly connected with a rack 4, and one side of the bottom of the gantry 2 is fixedly connected with a driving motor 5, and the output end of the driving motor 5 is meshed with the rack 4 through a gear, and walking components 6 are arranged on both sides of the gantry 2, and the walking components 6 are slidably connected to the bed 1 for supporting the sliding of the gantry 2.

[0024] like Figure 1 and Figure 5 As shown, the walking assembly 6 includes two sets of fixing plates 601 and walking wheels 602. The two sets of fixing plates 601 are fixedly connected to both sides of the gantry 2, respectively. A groove is provided on the fixing plates 601, so that the fixing plates 601 are embedded in the inner wall of the gantry 2 when passing through the groove. A plurality of sets of screws 603 are fixedly connected to the fixing plates 601, and a support plate 604 is fixedly connected to the bottom of the plurality of screws 603. The screws 603 and the support plates 604 are fixedly locked by nuts. A rotating shaft 605 is rotatably connected, and a walking wheel 602 is fixedly connected to the outer wall of the rotating shaft 605, and the walking wheel 602 rolls on the first guide rail 101 corresponding to the side wall of the bed 1. When the gantry 2 drives the hydraulic cylinder 3 to move, the gantry 2 drives the walking wheel 602 to move on the upper surface of the first guide rail 101 through the fixed plate 601 and the support plate 604. On the one hand, the movement of the gantry 2 is supported, and on the other hand, the smoothness of the movement of the gantry 2 is improved to avoid friction between the gantry 2 and the bed 1.

[0025] like Figure 1 , Figure 2 and Figure 6As shown, two groups of partitions 701 are fixedly connected on both sides of the gantry 2, a fixed shaft 702 is rotatably connected between the two groups of partitions 701, and a guide wheel 7 is fixedly connected to the outer wall of the fixed shaft 702. The guide wheel 7 rolls on the outer side surface of the second guide rail 102. When the gantry 2 drives the hydraulic cylinder 3 to move, the gantry 2 drives the guide wheel 7 to roll on the outer side surface of the second guide rail 102 through the partition 701, so as to prevent the gantry 2 from shaking left and right, thereby improving the stability of the movement of the gantry 2.

[0026] like Figure 4 As shown, the bottom inner wall of the gantry 2 is fixedly connected to the limit block 201, and the limit block 201 is in contact with the bottom of the bed 1, so as to further limit the gantry 2, so as to prevent the gantry 2 from being moved upward by the reverse force when the hydraulic cylinder 3 on the gantry 2 corrects the workpiece, thereby improving the stability of the correction pressure.

[0027] The working principle of the utility model is as follows: when the user uses it, the workpiece to be corrected is placed on the bed 1, and then the corresponding pressure correction head is installed on the output end of the hydraulic cylinder 3, and then the hydraulic cylinder 3 is started. The hydraulic cylinder 3 drives the pressure correction head to move downward to correct the workpiece, and then the driving motor 5 is started. The gear on the output end section of the driving motor 5 is meshed and connected with the rack 4, thereby driving the gantry 2 to move, and the gantry 2 drives the hydraulic cylinder 3 to move, so that the hydraulic cylinder 3 moves to other positions on the workpiece. The upper side, and then the hydraulic cylinder 3 is started again to correct the workpiece. After the correction is completed, the hydraulic cylinder 3 is reset, and then the above operation is repeated again to drive the hydraulic cylinder 3 on the gantry 2 to move, and pressure correction is performed on multiple points on the workpiece. The movably arranged gantry 2 drives the hydraulic cylinder 3 to move, so as to perform pressure correction on multiple points of the workpiece, thereby avoiding the labor intensity of moving the workpiece during multi-point correction and improving the convenience of correction.

[0028] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A mobile pressure correction device, comprising a bed (1), a gantry (2) and a hydraulic cylinder (3), characterized in that: The gantry (2) is slidably connected to both sides of the bed (1); the hydraulic cylinder (3) is arranged on the top of the gantry (2); a rack (4) is fixedly connected to the bottom of the bed (1); a drive motor (5) is fixedly connected to one side of the bottom of the gantry (2); an output end of the drive motor (5) is meshed and connected to the rack (4) via a gear; walking components (6) are arranged on both sides of the gantry (2); and the walking components (6) are slidably connected to the bed (1).

2. A mobile pressure correction device according to claim 1, characterized in that: The walking assembly (6) comprises two groups of fixed plates (601), the two groups of fixed plates (601) are respectively fixedly connected to two sides of the gantry (2), and walking wheels (602) are arranged at the bottom of the fixed plates (601), and the walking wheels (602) are attached to the side walls of the bed (1).

3. A mobile pressure correction device according to claim 2, characterized in that: The fixing plate (601) is fixedly connected to a plurality of sets of screw rods (603), the bottoms of the plurality of sets of screw rods (603) are fixedly connected to a support plate (604), the support plate (604) is rotatably connected to a rotating shaft (605), and the walking wheel (602) is fixedly connected to the outer wall of the rotating shaft (605).

4. A mobile pressure correction device according to claim 1, characterized in that: Two groups of partition plates (701) are fixedly connected to both sides of the gantry (2), a fixed shaft (702) is rotatably connected between the two groups of partition plates (701), and a guide wheel (7) is fixedly connected to the outer wall of the fixed shaft (702).

5. A mobile pressure correction device according to claim 1, characterized in that: The inner wall at the bottom of the gantry (2) is fixedly connected to a limiting block (201), and the limiting block (201) is in contact with the bottom of the bed (1).

Images