Accurate positioning device of automatic chamfering machine

Abstract

The utility model relates to the technical field of chamfering machines, and discloses an automatic chamfering machine accurate positioning device which comprises a base, a workpiece positioning mechanism is arranged at the upper end of the base, a bottom groove is formed in the upper end of the base in a penetrating mode, four sets of supporting legs are fixedly connected to the bottom of the base, and a fixing plate is fixedly connected to the bottom ends of the supporting legs. And the upper end of the fixing plate is provided with multiple sets of screws, the workpiece positioning mechanism comprises a fixing frame, a first clamping plate, two sets of first guide rods and a first telescopic air cylinder, the fixing frame is fixedly connected to the upper end of the base, the first clamping plate is slidably connected to the interior of the fixing frame, and the number of the first guide rods is two. The workpiece positioning mechanism has the following advantages and effects that by means of the workpiece positioning mechanism composed of the fixing frame, the first clamping plate, the first guide rod, the first telescopic air cylinder, the second clamping plate, the second guide rod and the second telescopic air cylinder, workpieces with complex shapes and various sizes can be accurately positioned, and use is very convenient.

Description

Technical Field

[0001] This application relates to the field of chamfering machine technology, and in particular to a precision positioning device for an automatic chamfering machine. Background Technology

[0002] A chamfering machine is a small, precision machine tool specifically designed for chamfering and deburring products manufactured using milling, planing, and other milling and planing techniques in mold making, hardware machinery, machine tool manufacturing, hydraulic parts manufacturing, valve manufacturing, and textile machinery. Rapid machine chamfering is a trend in the machinery industry. It overcomes the shortcomings of existing mechanical and power tools, offering advantages such as convenience, speed, and accuracy, making it the best choice for chamfering metal objects. Chamfering machines are categorized into straight-line chamfering and curved chamfering based on the desired effect.

[0003] In the field of chamfering machine technology, the positioning device of some chamfering machines has a simple structure, relying only on mechanical blocks or simple clamps to fix the workpiece. When faced with workpieces with complex shapes and various sizes, it is difficult to achieve accurate positioning, which is very inconvenient to use.

[0004] Therefore, we propose an automatic chamfering machine precision positioning device to solve the above problems. Utility Model Content

[0005] The purpose of this application is to provide an automatic chamfering machine precision positioning device, which has the effect of accurately positioning workpieces with complex shapes and various sizes.

[0006] The above-mentioned technical objective of this application is achieved through the following technical solution: an automatic chamfering machine precision positioning device, including a base, a workpiece positioning mechanism is provided at the upper end of the base, a bottom groove is provided through the upper end of the base, a support leg is fixedly connected to the bottom of the base, and four sets of support legs are provided, a fixing plate is fixedly connected to the bottom end of the support leg, and screws are provided at the upper end of the fixing plate, and multiple sets of screws are provided.

[0007] By adopting the above technical solution, it is easy to install and fix the base, thereby facilitating the installation of the device at the processing position of the chamfering machine.

[0008] A further configuration of this application is as follows: the workpiece positioning mechanism includes a fixed frame, a first clamping plate, a first guide rod, and a first telescopic cylinder. The fixed frame is fixedly connected to the upper end of the base, the first clamping plate is slidably connected inside the fixed frame, two sets of the first guide rod are provided, and both sets of the first guide rod are fixedly connected to the right side of the first clamping plate. The first guide rod is slidably connected to the fixed frame, and the first telescopic cylinder is fixedly connected to the right side of the fixed frame, and the output end of the first telescopic cylinder is fixedly connected to the first clamping plate.

[0009] By adopting the above technical solution, the first clamping plate can slide inside the fixed frame, thereby facilitating the first clamping plate to limit the workpiece.

[0010] A further configuration of this application is as follows: the workpiece positioning mechanism further includes a second clamping plate, a second guide rod, and a second telescopic cylinder. The second clamping plate is slidably connected inside the fixed frame. Two sets of the second guide rod are provided, and both sets of the second guide rod are fixedly connected to the left side of the second clamping plate. The second guide rod is slidably connected to the fixed frame. The second telescopic cylinder is fixedly connected to the left side of the fixed frame, and the output end of the second telescopic cylinder is fixedly connected to the second clamping plate.

[0011] By adopting the above technical solution, the second clamping plate can move inside the fixed frame, thereby facilitating the second clamping plate to limit the workpiece.

[0012] A further feature of this application is that a workpiece adjustment mechanism is provided inside the bottom groove, and an installation plate is fixedly connected inside the bottom groove.

[0013] By adopting the above technical solution, the installation and fixation of the workpiece adjustment mechanism can be facilitated.

[0014] A further configuration of this application is: the workpiece adjustment mechanism includes a positive and negative threaded rod rotatably connected inside the bottom groove, and a motor fixedly connected to the front of the base, the output end of the motor being fixedly connected to the positive and negative threaded rod.

[0015] By adopting the above technical solution, the motor can drive the forward and reverse threaded screws to rotate.

[0016] A further feature of this application is that the workpiece adjustment mechanism further includes a third guide rod fixedly connected inside the bottom groove, and two sets of the third guide rod are provided.

[0017] By adopting the above technical solution, the stability of the workpiece adjustment mechanism during operation can be improved.

[0018] A further feature of this application is that the workpiece adjustment mechanism further includes a first sliding plate slidably connected to the third guide rod, and the first sliding plate is provided in two sets, both sets of the first sliding plate being threadedly connected to the positive and negative threaded rods.

[0019] By adopting the above technical solution, the first sliding plate can slide along the third guide rod through the rotation of the positive and negative threaded rods.

[0020] A further feature of this application is that the workpiece adjustment mechanism includes a vertical rod slidably connected to the first sliding plate, and two sets of vertical rods are provided. The workpiece adjustment mechanism also includes a push plate fixedly connected to the upper end of the vertical rod.

[0021] By adopting the above technical solution, the first sliding plate can move while the push plate moves synchronously, thereby allowing the push plate to adjust the position of the workpiece.

[0022] A further feature of this application is that the workpiece adjustment mechanism further includes a second sliding plate fixedly connected to the bottom end of the vertical rod, and a lever slidably connected between two sets of the second sliding plates.

[0023] By adopting the above technical solution, the position of the second sliding plate can be easily adjusted.

[0024] A further feature of this application is that the workpiece adjustment mechanism further includes a connecting plate fixedly connected to the periphery of the lever, and a third telescopic cylinder fixedly connected to the bottom of the mounting plate, wherein the output end of the third telescopic cylinder is fixedly connected to the connecting plate.

[0025] By adopting the above technical solution, the position of the lever can be easily adjusted.

[0026] This application includes at least one of the following beneficial technical effects:

[0027] 1. This application utilizes a workpiece positioning mechanism composed of a fixed frame, a first clamping plate, a first guide rod, a first telescopic cylinder, a second clamping plate, a second guide rod, and a second telescopic cylinder. This mechanism can accurately position workpieces with complex shapes and diverse sizes, making it very convenient to use.

[0028] 2. This application utilizes a workpiece adjustment mechanism consisting of a positive and negative threaded screw, a motor, a third guide rod, a first sliding plate, a vertical rod, a push plate, a second sliding plate, a lever, a connecting plate, and a third telescopic cylinder to adjust the front and rear positions of the workpiece. Attached Figure Description

[0029] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0030] Figure 1 This is a three-dimensional structural diagram of this embodiment.

[0031] Figure 2 yes Figure 1 A schematic diagram of the workpiece positioning mechanism.

[0032] Figure 3 yes Figure 1 A schematic diagram of some parts of the workpiece adjustment mechanism.

[0033] Figure 4 yes Figure 1 A schematic diagram of the internal components of the bottom groove.

[0034] Figure 5 yes Figure 1A schematic diagram of some parts of the workpiece adjustment mechanism.

[0035] In the diagram, 1. Base; 2. Workpiece positioning mechanism; 21. Fixing frame; 22. First clamping plate; 23. First guide rod; 24. First telescopic cylinder; 25. Second clamping plate; 26. Second guide rod; 27. Second telescopic cylinder; 3. Bottom groove; 4. Support leg; 5. Fixing plate; 6. Screw; 7. Workpiece adjustment mechanism; 71. Positive and negative threaded rod; 72. Motor; 73. Third guide rod; 74. First sliding plate; 75. Vertical rod; 76. Push plate; 77. Second sliding plate; 78. Lever; 79. Connecting plate; 710. Third telescopic cylinder; 8. Mounting plate. Detailed Implementation

[0036] The technical solution of this application will be clearly and completely described below with reference to specific embodiments. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0037] See Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 This application provides a precision positioning device for an automatic chamfering machine, including a base 1, a workpiece positioning mechanism 2 at the upper end of the base 1, a bottom groove 3 through the upper end of the base 1, a support leg 4 fixedly connected to the bottom of the base 1, and four sets of support legs 4, a fixing plate 5 fixedly connected to the bottom end of the support leg 4, a screw 6 at the upper end of the fixing plate 5, and multiple sets of screws 6, and a hole matching the screw 6 through the upper end of the fixing plate 5 for the screw 6 to slide.

[0038] Specifically, the workpiece positioning mechanism 2 includes a fixed frame 21, a first clamping plate 22, a first guide rod 23, and a first telescopic cylinder 24. The fixed frame 21 is fixedly connected to the upper end of the base 1. The first clamping plate 22 is slidably connected inside the fixed frame 21. Two sets of first guide rods 23 are provided, and both sets of first guide rods 23 are fixedly connected to the right side of the first clamping plate 22. The first guide rods 23 are slidably connected to the fixed frame 21. The first telescopic cylinder 24 is fixedly connected to the right side of the fixed frame 21, and the output end of the first telescopic cylinder 24 is fixedly connected to the first clamping plate 22. The fixed frame 21 is located above the middle of the bottom groove 3. The slots opened at the upper and lower ends of the first clamping plate 22 match the second clamping plate 25. A slot matching the first guide rod 23 is opened through the right side of the fixed frame 21 for the first guide rod 23 to slide.

[0039] Specifically, the workpiece positioning mechanism 2 also includes a second clamping plate 25, a second guide rod 26, and a second telescopic cylinder 27. The second clamping plate 25 is slidably connected inside the fixed frame 21. Two sets of second guide rods 26 are provided, and both sets of second guide rods 26 are fixedly connected to the left side of the second clamping plate 25. The second guide rods 26 are slidably connected to the fixed frame 21. The second telescopic cylinder 27 is fixedly connected to the left side of the fixed frame 21, and the output end of the second telescopic cylinder 27 is fixedly connected to the second clamping plate 25. A slot matching the second guide rod 26 is provided through the left side of the fixed frame 21 for the second guide rod 26 to slide.

[0040] Specifically, a workpiece adjustment mechanism 7 is provided inside the bottom groove 3, and an installation plate 8 is fixedly connected inside the bottom groove 3. The installation plate 8 is located in the middle of the front and rear sides of the inner wall of the bottom groove 3, and the installation plate 8 is located below the positive and negative threaded rods 71.

[0041] Specifically, the workpiece adjustment mechanism 7 includes a positive and negative threaded rod 71 rotatably connected inside the bottom groove 3, and a motor 72 fixedly connected to the front of the base 1. The output end of the motor 72 is fixedly connected to the positive and negative threaded rod 71.

[0042] Specifically, the workpiece adjustment mechanism 7 also includes a third guide rod 73 fixedly connected inside the bottom groove 3, and there are two sets of the third guide rod 73, with the two sets of the third guide rod 73 located on the left and right sides of the positive and negative threaded rods 71 ​​respectively.

[0043] Specifically, the workpiece adjustment mechanism 7 also includes a first sliding plate 74 that is slidably connected to the third guide rod 73. There are two sets of the first sliding plate 74, and both sets of the first sliding plate 74 are threadedly connected to the positive and negative threaded rods 71.

[0044] Specifically, the workpiece adjustment mechanism 7 also includes a vertical rod 75 that is slidably connected to the first sliding plate 74, and two sets of vertical rods 75 are provided. The workpiece adjustment mechanism 7 also includes a push plate 76 that is fixedly connected to the upper end of the vertical rod 75.

[0045] Specifically, the workpiece adjustment mechanism 7 also includes a second sliding plate 77 fixedly connected to the bottom end of the vertical rod 75, and a lever 78 slidably connected between the two sets of second sliding plates 77. The front of the second sliding plate 77 is provided with a groove that matches the lever 78 for the lever 78 to slide.

[0046] Specifically, the workpiece adjustment mechanism 7 also includes a connecting plate 79 fixedly connected to the side of the lever 78, and a third telescopic cylinder 710 fixedly connected to the bottom of the mounting plate 8. The output end of the third telescopic cylinder 710 is fixedly connected to the connecting plate 79.

[0047] With the above structure, the automatic chamfering machine precision positioning device provided in this application drives the first clamping plate 22 to move closer to the second clamping plate 25 through the first telescopic cylinder 24, and drives the second clamping plate 25 to move closer to the first clamping plate 22 through the second telescopic cylinder 27. When the first clamping plate 22 and the second clamping plate 25 cross, the workpiece can be clamped and fixed through the first clamping plate 22 and the second clamping plate 25. This positioning device is applicable to workpieces with complex shapes and various sizes.

[0048] After the workpiece is positioned by the first clamping plate 22 and the second clamping plate 25, the connecting plate 79 can be moved upward by the retraction of the third telescopic cylinder 710. At this time, the second sliding plate 77 can be moved upward by the lever 78. When the second sliding plate 77 moves upward, the push plate 76 moves upward synchronously. When the push plate 76 is aligned with the workpiece, the positive and negative threaded rods 71 ​​can be rotated by the motor 72 to make the two sets of first sliding plates 74 move closer to each other. At this time, the two sets of push plates 76 can move closer to the workpiece and adjust the front and rear positions of the workpiece. This structure makes it easy to adjust the position of the workpiece, which is beneficial for the chamfering machine to process the workpiece.

[0049] The above provides a detailed description of the precision positioning device for an automatic chamfering machine provided in this application. Specific embodiments have been used to illustrate the principles and implementation methods of this application. The descriptions of these embodiments are merely for the purpose of helping to understand the method and core ideas of this application. It should be noted that those skilled in the art can make various improvements and modifications to this application without departing from its principles, and these improvements and modifications also fall within the protection scope of the claims of this application.

Claims

1. An automatic chamfering machine precision positioning device, characterized in that, Includes a base (1), the upper end of which is provided with a workpiece positioning mechanism (2), the upper end of which is provided with a bottom groove (3), the bottom of which is fixedly connected with a support leg (4), and the support leg (4) is provided with four sets, the bottom end of which is fixedly connected with a fixing plate (5), the upper end of which is provided with screws (6), and the screws (6) are provided with multiple sets.

2. The precision positioning device of an automatic chamfering machine according to claim 1, characterized in that: The workpiece positioning mechanism (2) includes a fixed frame (21), a first clamping plate (22), a first guide rod (23), and a first telescopic cylinder (24). The fixed frame (21) is fixedly connected to the upper end of the base (1). The first clamping plate (22) is slidably connected inside the fixed frame (21). There are two sets of the first guide rod (23), and both sets of the first guide rod (23) are fixedly connected to the right side of the first clamping plate (22). The first guide rod (23) is slidably connected to the fixed frame (21). The first telescopic cylinder (24) is fixedly connected to the right side of the fixed frame (21), and the output end of the first telescopic cylinder (24) is fixedly connected to the first clamping plate (22).

3. The precision positioning device of an automatic chamfering machine according to claim 2, characterized in that: The workpiece positioning mechanism (2) further includes a second clamping plate (25), a second guide rod (26), and a second telescopic cylinder (27). The second clamping plate (25) is slidably connected inside the fixed frame (21). There are two sets of the second guide rods (26). Both sets of the second guide rods (26) are fixedly connected to the left side of the second clamping plate (25). The second guide rods (26) are slidably connected to the fixed frame (21). The second telescopic cylinder (27) is fixedly connected to the left side of the fixed frame (21), and the output end of the second telescopic cylinder (27) is fixedly connected to the second clamping plate (25).

4. The precision positioning device of an automatic chamfering machine according to claim 3, characterized in that: The bottom groove (3) is provided with a workpiece adjustment mechanism (7), and an installation plate (8) is fixedly connected inside the bottom groove (3).

5. The precision positioning device of an automatic chamfering machine according to claim 4, characterized in that: The workpiece adjustment mechanism (7) includes a positive and negative threaded rod (71) rotatably connected inside the bottom groove (3), and a motor (72) fixedly connected to the front of the base (1). The output end of the motor (72) is fixedly connected to the positive and negative threaded rod (71).

6. The precision positioning device of an automatic chamfering machine according to claim 5, characterized in that: The workpiece adjustment mechanism (7) also includes a third guide rod (73) fixedly connected inside the bottom groove (3), and two sets of the third guide rod (73) are provided.

7. The precision positioning device for an automatic chamfering machine according to claim 6, characterized in that: The workpiece adjustment mechanism (7) further includes a first sliding plate (74) slidably connected to the third guide rod (73). The first sliding plate (74) is provided in two sets, and both sets of the first sliding plate (74) are threadedly connected to the positive and negative threaded rods (71).

8. The precision positioning device of an automatic chamfering machine according to claim 7, characterized in that: The workpiece adjustment mechanism (7) further includes a vertical rod (75) slidably connected to the first sliding plate (74), and two sets of vertical rods (75) are provided. The workpiece adjustment mechanism (7) also includes a push plate (76) fixedly connected to the upper end of the vertical rod (75).

9. The precision positioning device of an automatic chamfering machine according to claim 8, characterized in that: The workpiece adjustment mechanism (7) further includes a second sliding plate (77) fixedly connected to the bottom end of the vertical rod (75), and a lever (78) slidably connected between the two sets of the second sliding plates (77).

10. The precision positioning device of an automatic chamfering machine according to claim 9, characterized in that: The workpiece adjustment mechanism (7) also includes a connecting plate (79) fixedly connected to the side of the lever (78), and a third telescopic cylinder (710) fixedly connected to the bottom of the mounting plate (8). The output end of the third telescopic cylinder (710) is fixedly connected to the connecting plate (79).

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