Milling machine positioning tool

Abstract

The utility model relates to the technical field of milling machine positioning, and discloses a milling machine positioning tool which comprises a bottom plate, a placing seat fixedly arranged on the top surface of the bottom plate, a workbench fixedly arranged on the top surface of the center of the placing seat, fixing plates fixedly arranged on the top surfaces of the left end and the right end of the bottom plate, and fixing rods fixedly arranged on the top surfaces of the fixing plates. A connecting plate is fixedly arranged on the top face of the fixing rod, a positioning mechanism is arranged below the workbench, an adjusting mechanism is arranged below the connecting plate, the positioning mechanism comprises a positioning part and a clamping part, the adjusting mechanism comprises a driving part and a fixing part, and the driving plate drives the positioning plates on the two sides to be close to each other through the adjusting plate. When the left positioning plate and the right positioning plate get close to each other, the left end and the right end of a machined part on the driving plate are positioned, the reset spring contracts, the front end and the rear end of the machined part are clamped through the adjusting frame under the reaction force generated by contraction of the reset spring, workers can conveniently clamp and position the machined part, operation is easy and convenient, and the device is suitable for machined parts of different sizes. And the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of milling machine positioning, in particular to a milling machine positioning tool. Background Art

[0002] There are many ways to classify milling machines. According to the control method, they can be divided into ordinary milling machines, copy milling machines, program-controlled milling machines and digitally controlled milling machines. According to the structure, they can be divided into lifting table milling machines, single-column milling machines, single-arm milling machines, and milling machines with non-lifting worktables.

[0003] When using a milling machine, workers need to first place the workpiece on the milling machine for positioning. The existing positioning method usually relies on manual positioning, which is time-consuming and labor-intensive, and is inconvenient for workers to use the milling machine for long-term work.

[0004] Therefore, a milling machine positioning tool is proposed. Utility Model Content

[0005] The utility model aims to provide a positioning tool for a milling machine to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a milling machine positioning tool, comprising a bottom plate, a placement seat is fixedly arranged on the top surface of the bottom plate, a workbench is fixedly arranged on the center top surface of the placement seat, a fixing plate is fixedly arranged on the top surfaces of the left and right ends of the bottom plate, a fixing rod is fixedly arranged on the top surface of the fixing plate, a connecting plate is fixedly arranged on the top surface of the fixing rod, a positioning mechanism is arranged below the workbench, and an adjustment mechanism is arranged below the connecting plate;

[0007] The top surfaces of the left and right ends of the bottom plate are provided with limiting grooves;

[0008] The positioning mechanism includes a positioning portion and a clamping portion;

[0009] The adjusting mechanism comprises a driving part and a fixing part.

[0010] Preferably, the positioning plate, a limiting plate is arranged at the lower end of the positioning plate, the left and right ends of the limiting plate are respectively fixedly connected to the placement seat and the workbench, the positioning plate is sleeved on the outer side surface of the limiting plate and slidably connected to the limiting plate, a placement groove is opened on the outer side surface of the upper end of the positioning plate, and a sliding groove is opened on the bottom surface of the positioning plate.

[0011] Preferably, a motor is fixedly installed on the bottom surface of the front and rear ends of the workbench, a driving plate is fixedly installed on the output end of the motor, and adjustment plates are hingedly installed on the front and rear ends of the driving plate. The upper end of the other end of the adjustment plate is located near the inside of the sliding groove and is slidably connected to the inner wall of the sliding groove.

[0012] Preferably, the clamping portion includes an adjustment frame, two of which are arranged at the front and rear ends, the upper end of the adjustment frame is located inside the placement groove and slidably connected to the inner wall of the placement groove, and the lower end of the adjustment frame is located inside the limiting groove close to the limiting groove and slidably connected to the inner wall of the limiting groove.

[0013] Preferably, a fixed cylinder is arranged between the front and rear adjustment frames, the bottom surface of the fixed cylinder is fixedly connected to the placement seat, two sliding blocks are arranged front and back inside the fixed cylinder, the outer side surfaces of the two front and rear sliding blocks are slidably connected to the inner wall of the fixed cylinder, and an adjusting rod is fixedly arranged at the far ends of the two front and rear sliding blocks, and the other end of the adjusting rod passes through the fixed cylinder and extends to the outside of the fixed cylinder.

[0014] Preferably, a return spring is sleeved on the outer side of the adjusting rod, and the front and rear ends of the return spring are respectively fixedly connected to the adjacent sliding block and the inner wall of the fixed cylinder, and the other end of the adjusting rod is fixedly provided with a connecting rod, and the two ends of the connecting rod are rotatably connected to connecting seats, and the connecting seat is fixedly connected to the adjacent adjusting frame.

[0015] Preferably, the driving part comprises a sliding plate, a cylinder is arranged above the sliding plate, a bottom surface of the cylinder is fixedly connected to the connecting plate, and an output end of the cylinder passes through the connecting plate and is fixedly connected to the sliding plate.

[0016] Preferably, the fixing portion includes a pressure plate, which is located directly below the sliding plate, a sliding rod is fixedly provided on the top surface of the pressure plate, the upper end of the sliding rod passes through the sliding plate and extends to above the sliding plate, a compression spring is sleeved on the outer side of the sliding rod, and the upper and lower ends of the compression spring are respectively fixedly connected to the sliding plate and the pressure plate.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the milling machine positioning tooling,

[0018] 1) The driving plate relies on the adjusting plate to drive the positioning plates on both sides to approach each other. When the left and right positioning plates approach each other, the left and right ends of the workpiece on the driving plate are positioned, and the return spring contracts. The reaction force generated by the contraction of the return spring relies on the adjusting frame to clamp the front and back ends of the workpiece, which is convenient for the staff to clamp and position the workpiece. The operation is simple and convenient, suitable for workpieces of different sizes, and improves the applicability of the device.

[0019] 2) The sliding plate is driven by the cylinder to move, and the movement of the sliding plate drives the pressing plate to move synchronously. When the pressing plate contacts the upper end of the workpiece, the upper end of the workpiece can be fixed. At the same time, due to the presence of the compression spring, it can avoid excessive fixing force of the pressing plate, which may cause indentations on the upper end of the workpiece, thereby ensuring the aesthetics of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1It is a three-dimensional schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a three-dimensional view of the positioning mechanism of the utility model;

[0022] Figure 3 This is a cross-sectional view of the positioning plate of the utility model;

[0023] Figure 4 This is a cross-sectional view of the fixed cylinder of the utility model;

[0024] Figure 5 This is a three-dimensional view of the adjustment mechanism of the utility model.

[0025] In the figure: 1 base plate, 2 placement seat, 3 workbench, 4 fixed plate, 5 fixed rod, 6 connecting plate, 7 positioning mechanism, 71 positioning plate, 72 limit plate, 73 driving plate, 74 adjusting plate, 75 adjusting frame, 76 fixing cylinder, 77 sliding block, 78 adjusting rod, 79 return spring, 710 connecting rod, 711 connecting seat, 8 adjusting mechanism, 81 sliding plate, 82 cylinder, 83 pressure plate, 84 sliding rod, 85 compression spring. DETAILED DESCRIPTION

[0026] 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.

[0027] Embodiment 1

[0028] See also Figure 1-Figure 5 The utility model provides a technical solution: a milling machine positioning tool, including a bottom plate 1, a placement seat 2 is fixedly arranged on the top surface of the bottom plate 1, a workbench 3 is fixedly arranged on the center top surface of the placement seat 2, a fixing plate 4 is fixedly arranged on the top surfaces of the left and right ends of the bottom plate 1, a fixing rod 5 is fixedly arranged on the top surface of the fixing plate 4, a connecting plate 6 is fixedly arranged on the top surface of the fixing rod 5, a positioning mechanism 7 is arranged below the workbench 3, and an adjusting mechanism 8 is arranged below the connecting plate 6;

[0029] Limiting grooves are provided on the top surfaces of the left and right ends of the bottom plate 1;

[0030] The positioning mechanism 7 includes a positioning portion and a clamping portion;

[0031] The adjustment mechanism 8 includes a driving portion and a fixing portion.

[0032] A positioning plate 71, a limiting plate 72 is arranged at the lower end of the positioning plate 71, and the left and right ends of the limiting plate 72 are respectively fixedly connected to the placement seat 2 and the workbench 3, the positioning plate 71 is sleeved on the outer side of the limiting plate 72 and slidably connected to the limiting plate 72, a placement groove is provided on the outer side of the upper end of the positioning plate 71, and a sliding groove is provided on the bottom surface of the positioning plate 71;

[0033] The bottom surfaces of the front and rear ends of the workbench 3 are fixed with motors, and the output end of the motor is fixed with a driving plate 73. The front and rear ends of the driving plate 73 are hinged with adjustment plates 74. The upper end of the other end of the adjustment plate 74 is located near the inside of the sliding groove and is slidably connected to the inner wall of the sliding groove.

[0034] The clamping part includes an adjustment frame 75, two of which are arranged at the front and rear ends. The upper end of the adjustment frame 75 is located inside the placement groove and is slidably connected to the inner wall of the placement groove, and the lower end of the adjustment frame 75 is located inside the limit groove and is slidably connected to the inner wall of the limit groove.

[0035] A fixed cylinder 76 is arranged between the front and rear adjustment frames 75, the bottom surface of the fixed cylinder 76 is fixedly connected to the placement seat 2, two sliding blocks 77 are arranged in the front and rear of the fixed cylinder 76, the outer side surfaces of the front and rear sliding blocks 77 are slidably connected to the inner wall of the fixed cylinder 76, and an adjustment rod 78 is fixedly arranged at the far ends of the front and rear sliding blocks 77, and the other end of the adjustment rod 78 penetrates the fixed cylinder 76 and extends to the outside of the fixed cylinder 76;

[0036] A return spring 79 is sleeved on the outer side of the adjustment rod 78, and the front and rear ends of the return spring 79 are respectively fixedly connected to the inner wall of the adjacent sliding block 77 and the fixed cylinder 76. A connecting rod 710 is fixedly provided at the other end of the adjustment rod 78, and the two ends of the connecting rod 710 are rotatably connected to the connecting seat 711, and the connecting seat 711 is fixedly connected to the adjacent adjustment frame 75.

[0037] Furthermore, in this embodiment, the workpiece is placed on the workbench 3, the motor is started to drive the driving plate 73 to rotate, and the driving plate 73 drives the positioning plates 71 on both sides to approach each other by relying on the adjustment plate 74. When the left and right positioning plates 71 approach each other, the workpiece on the driving plate 73 is positioned so that the center of the workpiece is consistent with the center of the workbench 3. At the same time, when the workpiece is located on the workbench 3, the front and rear ends are in contact with the adjustment frame 75, and the adjustment frame 75 moves, driving the connecting seat 711 and the adjustment rod 78 to move, so that the reset spring 79 contracts. The reaction force generated by the contraction of the reset spring 79 relies on the adjustment frame 75 to clamp the front and rear ends of the workpiece.

[0038] Furthermore, in this embodiment, the driving plate 73 drives the positioning plates 71 on both sides to approach each other by relying on the adjusting plate 74. When the left and right positioning plates 71 approach each other, the left and right ends of the workpiece on the driving plate 73 are positioned, and the return spring 79 contracts. The reaction force generated by the contraction of the return spring 79 relies on the adjusting frame 75 to clamp the front and rear ends of the workpiece, which is convenient for the staff to clamp and position the workpiece. The operation is simple and convenient, and it is suitable for workpieces of different sizes, thereby improving the applicability of the device.

[0039] Embodiment 2

[0040] See also Figure 1-Figure 5 , and on the basis of the first embodiment, it is further obtained that: the driving part includes a sliding plate 81, a cylinder 82 is arranged above the sliding plate 81, the bottom surface of the cylinder 82 is fixedly connected to the connecting plate 6, and the output end of the cylinder 82 passes through the connecting plate 6 and is fixedly connected to the sliding plate 81;

[0041] The fixing part includes a pressing plate 83, which is located directly below the sliding plate 81. A sliding rod 84 is fixedly arranged on the top surface of the pressing plate 83. The upper end of the sliding rod 84 passes through the sliding plate 81 and extends to the top of the sliding plate 81. A compression spring 85 is sleeved on the outer side of the sliding rod 84. The upper and lower ends of the compression spring 85 are fixedly connected to the sliding plate 81 and the pressing plate 83 respectively.

[0042] Furthermore, in this embodiment, the cylinder 82 drives the sliding plate 81 to move, and when the sliding plate 81 moves, it drives the pressing plate 83 to move synchronously. When the pressing plate 83 contacts the upper end of the workpiece, when the sliding plate 81 continues to move, the sliding plate 81 slides on the sliding rod 84, and the compression spring 85 contracts.

[0043] Furthermore, in this embodiment, the sliding plate 81 is driven to move by the cylinder 82, and the movement of the sliding plate 81 drives the pressure plate 83 to move synchronously. When the pressure plate 83 contacts the upper end of the workpiece, the upper end of the workpiece can be fixed. At the same time, due to the presence of the compression spring 85, it is possible to avoid the pressure plate 83 from fixing too strongly, which may cause indentations on the upper end of the workpiece, thereby ensuring the aesthetics of the workpiece.

[0044] When in use, the workpiece is placed on the workbench 3, the motor is started to drive the driving plate 73 to rotate, and the driving plate 73 drives the positioning plates 71 on both sides to approach each other by relying on the adjustment plate 74. When the left and right positioning plates 71 approach each other, the workpiece on the driving plate 73 is positioned so that the center of the workpiece is consistent with the center of the workbench 3. At the same time, when the workpiece is located on the workbench 3, the front and rear ends are in contact with the adjustment frame 75, and the adjustment frame 75 moves, driving the connecting seat 711 and the adjustment rod 78 to move, so that the reset spring 79 contracts. The reaction force generated by the contraction of the reset spring 79 relies on the adjustment frame 75 to act on the front and rear ends of the workpiece The clamping is convenient for the staff to clamp and position the workpiece. The operation is simple and convenient, and it is suitable for workpieces of different sizes, which improves the applicability of the device. The cylinder 82 drives the sliding plate 81 to move, and the sliding plate 81 drives the pressure plate 83 to move synchronously when it moves. When the pressure plate 83 contacts the upper end of the workpiece, when the sliding plate 81 continues to move, the sliding plate 81 slides on the sliding rod 84, and the compression spring 85 contracts to fix the upper end of the workpiece. At the same time, due to the presence of the compression spring 85, it can avoid the pressure plate 83 from fixing too strongly, which will cause indentations on the upper end of the workpiece, thereby ensuring the aesthetics of the workpiece.

[0045] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A milling machine positioning fixture, comprising a base plate (1), characterized in that: A placement seat (2) is fixedly arranged on the top surface of the bottom plate (1), a workbench (3) is fixedly arranged on the center top surface of the placement seat (2), fixing plates (4) are fixedly arranged on the top surfaces of the left and right ends of the bottom plate (1), a fixing rod (5) is fixedly arranged on the top surface of the fixing plate (4), a connecting plate (6) is fixedly arranged on the top surface of the fixing rod (5), a positioning mechanism (7) is arranged below the workbench (3), and an adjustment mechanism (8) is arranged below the connecting plate (6); The top surfaces of the left and right ends of the bottom plate (1) are provided with limiting grooves; The positioning mechanism (7) comprises a positioning portion and a clamping portion; The adjusting mechanism (8) comprises a driving part and a fixing part.

2. A milling machine positioning fixture according to claim 1, characterized in that: The positioning portion comprises a positioning plate (71), a limiting plate (72) is arranged at the lower end of the positioning plate (71), the left and right ends of the limiting plate (72) are respectively fixedly connected to the placement seat (2) and the workbench (3), the positioning plate (71) is sleeved on the outer side surface of the limiting plate (72) and is slidably connected to the limiting plate (72), a placement groove is provided on the outer side surface of the upper end of the positioning plate (71), and a sliding groove is provided on the bottom surface of the positioning plate (71).

3. A milling machine positioning fixture according to claim 2, characterized in that: Motors are fixedly arranged on the bottom surfaces of the front and rear ends of the workbench (3), a driving plate (73) is fixedly arranged on the output end of the motor, and adjustment plates (74) are hingedly arranged on the front and rear ends of the driving plate (73), and the upper end of the other end of the adjustment plate (74) is located near the inside of the sliding groove and is slidably connected to the inner wall of the sliding groove.

4. The milling machine positioning fixture according to claim 1, characterized in that: The clamping portion comprises an adjustment frame (75), two of which are arranged at the front and rear, the upper end of the adjustment frame (75) is located inside the placement groove and is slidably connected to the inner wall of the placement groove, and the lower end of the adjustment frame (75) is located inside the adjacent limiting groove and is slidably connected to the inner wall of the adjacent limiting groove.

5. A milling machine positioning fixture according to claim 4, characterized in that: A fixed cylinder (76) is arranged between the front and rear adjustment frames (75), the bottom surface of the fixed cylinder (76) is fixedly connected to the placement seat (2), two sliding blocks (77) are arranged inside the fixed cylinder (76), the outer side surfaces of the two sliding blocks (77) are slidably connected to the inner wall of the fixed cylinder (76), and an adjustment rod (78) is fixedly arranged at the far ends of the two sliding blocks (77), and the other end of the adjustment rod (78) penetrates the fixed cylinder (76) and extends to the outside of the fixed cylinder (76).

6. A milling machine positioning fixture according to claim 5, characterized in that: A return spring (79) is sleeved on the outer side of the adjustment rod (78), and the front and rear ends of the return spring (79) are respectively fixedly connected to the inner wall of the adjacent sliding block (77) and the fixed cylinder (76). A connecting rod (710) is fixedly provided on the other end of the adjustment rod (78), and the two ends of the connecting rod (710) are rotatably connected to a connecting seat (711), and the connecting seat (711) is fixedly connected to the adjacent adjustment frame (75).

7. The milling machine positioning fixture according to claim 1, characterized in that: The driving part comprises a sliding plate (81), a cylinder (82) is arranged above the sliding plate (81), the bottom surface of the cylinder (82) is fixedly connected to the connecting plate (6), and the output end of the cylinder (82) passes through the connecting plate (6) and is fixedly connected to the sliding plate (81).

8. The milling machine positioning fixture according to claim 1, characterized in that: The fixing portion comprises a pressing plate (83), wherein the pressing plate (83) is located directly below the sliding plate (81), a sliding rod (84) is fixedly arranged on the top surface of the pressing plate (83), an upper end of the sliding rod (84) passes through the sliding plate (81) and extends to above the sliding plate (81), a compression spring (85) is sleeved on the outer side surface of the sliding rod (84), and the upper and lower ends of the compression spring (85) are respectively fixedly connected to the sliding plate (81) and the pressing plate (83).

Images