Multifunctional grinding jig
By placing workpieces on the fixture plate of the grinding tool and using a combined design of positioning components and clamping fixing plates, the problem of insufficient fixing ability of existing grinding tools for workpieces of different sizes and shapes is solved, achieving higher versatility and efficiency of use.
Patent Information
- Application Number
- CN202421601602.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-08
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-07-08
AI Technical Summary
Existing grinding tools usually can only clamp workpieces of fixed sizes, and lack the ability to clamp workpieces of different sizes and shapes, resulting in low usage efficiency and poor versatility.
A multi-function grinding tool is designed. By placing workpieces on the fixing plate and fixing them with positioning components and clamping fixing plates, the distance of the adjustment rod is adjusted to change the fixing focus point, which is suitable for workpieces of different sizes.
The fixation of workpieces of different sizes and shapes is achieved, the frequency of replacing grinding fixtures is reduced, and the versatility and efficiency of grinding fixtures are improved.
Smart Images
Figure CN222857573U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a jig, in particular to a multifunctional grinding jig, and belongs to the technical field of multifunctional grinding jigs. Background Art
[0002] Grinding is a method of machining the surface of a workpiece by rotating a grinding tool at a high linear speed. The main characteristics of grinding are that it can be used to process various metal and non-metal materials, can obtain higher dimensional accuracy and better surface roughness, and is suitable for finishing workpieces. Grinding is widely used in machinery manufacturing, mold processing, precision instruments and other fields.
[0003] During the grinding process, it is often necessary to use a grinding jig to fix the workpiece to be processed. However, existing grinding jigs can usually only clamp workpieces of fixed sizes and are not capable of clamping workpieces of different sizes and shapes. When different shapes and sizes are required, different jigs need to be replaced, resulting in poor versatility of the grinding jig and greatly reduced utilization efficiency.
[0004] Therefore, it is urgent to improve the multifunctional grinding tool to solve the above-mentioned problems. Utility Model Content
[0005] The utility model aims to provide a multifunctional grinding jig, which places a workpiece on a jig plate, fixes a positioning assembly and a clamping fixing plate around the workpiece according to the shape of the workpiece, and allows the positioning assembly to contact the workpiece. By adjusting the distance between two adjusting push rods, the fixing force point on the workpiece can be changed, and the force points of workpieces of different sizes can be changed, so that it is suitable for fixing workpieces of different sizes. By matching the fixing block with the adjusting bolt, the adjusting bolt is rotated to push the sliding member and the adjusting push rod to move toward the workpiece. Under the action of the positioning assembly and the buffer block, workpieces of different shapes and sizes can be fixed, thereby reducing the frequency of replacing the grinding jig, greatly improving the versatility of the grinding jig, and greatly improving the use efficiency.
[0006] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include: comprising a jig fixing frame, a jig installation opening is opened at the center position of the side wall of the jig fixing frame, a jig plate is provided in the jig installation opening, the jig plate is fixedly connected to the inner wall of the jig installation opening by bolts, a plurality of threaded positioning holes are opened on the upper surface of the jig plate, the plurality of threaded positioning holes are evenly and equidistantly distributed, one end of the threaded positioning hole passes through to the outside of the lower surface of the jig plate, and a workpiece is placed on the upper surface of the jig plate.
[0007] Preferably, a positioning component is connected to the inner wall of a portion of the threaded positioning hole around the workpiece, and the positioning component is used to fix the workpiece. The positioning component includes: a threaded positioning column and a positioning stop column, the threaded positioning column is threadedly connected to the inner wall of a portion of the threaded positioning hole, the positioning stop column is fixedly connected to one end of the threaded positioning column, and a polygonal adjustment hole is formed at the end of the positioning stop column away from the threaded positioning column, and the outer wall of the positioning stop column is in contact with the side wall of the workpiece.
[0008] Preferably, a clamping and fixing plate is provided at one side of the workpiece, and the clamping and fixing plate is fixedly connected to the upper surface of the jig plate by bolts. Two slide rails are fixedly connected to the upper surface of the clamping and fixing plate, and the slide rails are symmetrically distributed about the central axis of the clamping and fixing plate. Both ends of the slide rails are fixedly connected to slide rail limit plates.
[0009] Preferably, the two slide rails are slidably connected to each other with a sliding member, a T-shaped sliding groove is provided on one side surface of the sliding member, the opening of the T-shaped sliding groove faces the workpiece, the T-shaped sliding groove is located on a side of the sliding member away from the slide rail, and both ends of the T-shaped sliding groove are fixedly connected with sliding groove limit plates.
[0010] Preferably, two adjusting push rods are slidably connected to the inner wall of the T-shaped sliding groove, a buffer block is fixedly connected to the other side of the adjusting push rod, and a side of the buffer block away from the adjusting push rod contacts one side of the workpiece.
[0011] Preferably, an annular cylinder and a fixed circular plate are fixedly connected to the other side surface of the sliding member, the inner wall of the annular cylinder contacts the inner wall of the fixed circular plate, a movable circular plate is rotatably connected to the inner wall of the annular cylinder, an annular groove is provided on the side of the movable circular plate close to the fixed circular plate, a plurality of balls are arranged in the annular groove, an annular limiting boss is fixedly connected to the end of the annular cylinder away from the sliding member, and the side of the annular limiting boss close to the annular cylinder contacts the side of the movable circular plate away from the balls.
[0012] Preferably, an adjusting bolt is fixedly connected to the upper surface of the clamping and fixing plate, the adjusting bolt is symmetrical about the central axis of the clamping and fixing plate, the adjusting bolt is located at a direction where the clamping and fixing plate is away from the workpiece, an adjusting bolt is threadedly connected to the side wall of the adjusting bolt, an end of the adjusting bolt away from the bolt head penetrates the side wall of the adjusting bolt and contacts with a side of the movable circular plate away from the annular groove, a fixing nut is threadedly connected to the outer wall of the adjusting bolt, and the fixing nut is located between the adjusting bolt and the adjusting bolt.
[0013] The utility model has at least the following beneficial effects:
[0014] 1. By placing the workpiece on the jig plate, fixing the positioning assembly and the clamping plate around the workpiece according to the shape of the workpiece, making the positioning assembly contact with the workpiece, adjusting the distance between the two adjusting push rods can change the fixing force point of the workpiece, and can change the force point of workpieces of different sizes, so as to be suitable for fixing workpieces of different sizes. By cooperating with the fixing block and the adjusting bolt, the adjusting bolt is turned to push the sliding part and the adjusting push rod to move toward the workpiece. Under the action of the positioning assembly and the buffer block, workpieces of different shapes and sizes can be fixed, reducing the frequency of replacing grinding jigs, greatly improving the versatility of grinding jigs, and greatly improving the use efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:
[0016] Figure 1 A three-dimensional schematic diagram provided for the utility model;
[0017] Figure 2 A schematic diagram of a fixture fixing frame provided by the utility model;
[0018] Figure 3 A schematic diagram of a fixing assembly provided by the utility model;
[0019] Figure 4 A partial schematic diagram provided for the utility model;
[0020] Figure 5 A partial cross-sectional view provided by the utility model.
[0021] In the figure, 1. fixture fixing frame; 11. fixture installation port; 2. fixture plate; 21. threaded positioning hole; 3. clamping fixing plate; 31. slide rail; 311. slide rail limit plate; 4. sliding member; 41. T-shaped sliding groove; 411. sliding groove limit plate; 42. annular cylinder; 43. fixed circular plate; 44. movable circular plate; 45. ball bearing; 46. annular limit boss; 5. adjusting push rod; 51. buffer block; 6. fixing block; 61. adjusting bolt; 62. fixing nut; 7. positioning assembly; 71. threaded positioning column; 72. positioning stop column; 721. polygonal adjustment hole; 8. workpiece. DETAILED DESCRIPTION
[0022] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.
[0023] like Figure 1-Figure 5 As shown, the multifunctional grinding jig provided in the present embodiment has a jig mounting opening 11 at the center of the side wall of the jig fixing frame 1, a jig plate 2 is arranged in the jig mounting opening 11, the jig plate 2 is fixedly connected to the inner wall of the jig mounting opening 11 by bolts, a plurality of threaded positioning holes 21 are arranged on the upper surface of the jig plate 2, the plurality of threaded positioning holes 21 are evenly and equidistantly distributed, one end of the threaded positioning hole 21 passes through the lower surface of the jig plate 2, a workpiece 8 is placed on the upper surface of the jig plate 2, a positioning assembly 7 is connected to the inner wall of the threaded positioning holes 21 around the workpiece 8, the positioning assembly 7 is used to fix the workpiece 8, and the positioning assembly 7 includes a threaded positioning hole 21 The positioning column 71 and the positioning stop column 72, the threaded positioning column 71 is threadedly connected to the inner wall of a part of the threaded positioning hole 21, the positioning stop column 72 is fixedly connected to one end of the threaded positioning column 71, and a polygonal adjustment hole 721 is provided at the end of the positioning stop column 72 away from the threaded positioning column 71, and the outer wall of the positioning stop column 72 contacts the side wall of the workpiece 8, the fixture fixing frame 1 is used to replace and fix the fixture plate 2, the fixture plate 2 is used to fix the threaded positioning column 71, the clamping fixing plate 3 and the workpiece 8, and the cooperation between several threaded positioning holes 21 can fix workpieces 8 of different shapes, and the positioning component 7 is used to limit and fix the workpiece 8.
[0024] Secondly, if Figure 1 as well as Figure 4 As shown, a clamping plate 3 is provided at one side of the workpiece 8, and the clamping plate 3 is fixedly connected to the upper surface of the jig plate 2 by bolts. Two slide rails 31 are fixedly connected to the upper surface of the clamping plate 3, and the slide rails 31 are symmetrically distributed about the central axis of the clamping plate 3. Both ends of the slide rails 31 are fixedly connected with slide rail limit plates 311, and the slide rails 31 are used to provide support for the sliding of the sliding member 4, and the slide rail limit plates 311 are used to limit the movement of the sliding member 4.
[0025] Further, such as Figure 1 , Figure 3 as well as Figure 4As shown, the two slide rails 31 are slidably connected with a sliding member 4, and a T-shaped sliding groove 41 is opened on one side of the sliding member 4. The opening of the T-shaped sliding groove 41 faces the workpiece 8. The T-shaped sliding groove 41 is located at a side of the sliding member 4 away from the slide rail 31. Both ends of the T-shaped sliding groove 41 are fixedly connected with a sliding groove limit plate 411. Two adjusting push rods 5 are slidably connected to the inner wall of the T-shaped sliding groove 41. The other side of the adjusting push rod 5 is fixedly connected with a buffer block 51. The side of the buffer block 51 away from the adjusting push rod 5 contacts with one side of the workpiece 8. The T-shaped sliding groove 41 provides support for the sliding of the adjusting push rod 5. The sliding groove limit plate 411 is used to limit the movement of the adjusting push rod 5. The adjusting push rod 5 changes the point of force for fixing the workpiece 8. The buffer block 51 is used to buffer the force and protect the workpiece 8.
[0026] Further, if Figure 1 , Figure 3 as well as Figure 4 As shown, an annular cylinder 42 and a fixed circular plate 43 are fixedly connected to the other side surface of the sliding member 4, the inner wall of the annular cylinder 42 contacts the inner wall of the fixed circular plate 43, and a movable circular plate 44 is rotatably connected to the inner wall of the annular cylinder 42. An annular groove is provided on the side where the movable circular plate 44 and the fixed circular plate 43 are close to each other, and a plurality of balls 45 are arranged in the annular groove. An annular limiting boss 46 is fixedly connected to the end of the annular cylinder 42 away from the sliding member 4, and the side of the annular limiting boss 46 close to the annular cylinder 42 contacts the side of the movable circular plate 44 away from the balls 45. The annular cylinder 42 and the annular limiting boss 46 are used to limit the movable circular plate 44, and the annular groove and the balls 45 are used to reduce the direct friction between the fixed circular plate 43 and the movable circular plate 44.
[0027] Furthermore, if Figure 1 , Figure 3 as well as Figure 4 As shown, a fixing block 6 is fixedly connected to the upper surface of the clamping fixing plate 3, and the fixing block 6 is symmetrical about the central axis of the clamping fixing plate 3. The fixing block 6 is located at a position in the direction of the clamping fixing plate 3 away from the workpiece 8. An adjusting bolt 61 is threadedly connected to the side wall of the fixing block 6. The end of the adjusting bolt 61 away from the bolt head penetrates the side wall of the fixing block 6 and contacts with the side of the movable circular plate 44 away from the annular groove. A fixing nut 62 is threadedly connected to the outer wall of the adjusting bolt 61. The fixing nut 62 is located between the fixing block 6 and the adjusting bolt 61. The fixing block 6 is used to cooperate with the adjusting bolt 61 to push the sliding member 4 and the adjusting push rod 5 to move, and the fixing nut 62 is used to fix the relative position of the adjusting bolt 61.
[0028] like Figure 1-Figure 5As shown, the principle of the multifunctional grinding jig provided in this embodiment is as follows: when using this grinding jig, after fixing the matching jig plate 2 to the jig fixing frame 1 by bolts, fix the jig fixing frame 1 to the processing platform of the grinding equipment, place the workpiece 8 to be processed on the jig plate 2, install the positioning assembly 7 and the fixed clamping plate 3 in the threaded positioning hole 21 around the workpiece 8 according to the shape of the workpiece 8, after installing multiple positioning assemblies 7, push the workpiece 8 into the shape surrounded by the multiple positioning assemblies 7, adjust the distance between the two adjusting push rods 5 to change the force point of the buffer block 51 fixing the workpiece 8, which can be suitable for workpieces 8 of different sizes, after adjusting the position of the adjusting push rod 5, by rotating the adjusting bolt 61 under the action of the fixing block 6, the adjusting bolt 61 moves in the direction of the movable circular plate 44 until it contacts the movable circular plate 44, and drives the movable circular plate 44 to rotate, and then pushes the sliding member 4 and the adjusting push rod 5 to move in the direction of the workpiece 8, contacts the workpiece 8, and fixes the workpiece 8.
[0029] For example, certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. For example, "including" mentioned throughout the specification and claims is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve technical problems within a certain error range and basically achieve technical effects.
[0030] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a product or system including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such product or system. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the product or system including the elements.
[0031] The above description shows and describes several preferred embodiments of the utility model, but as mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.
Claims
1. A multifunctional grinding jig, comprising a jig fixing frame (1), characterized in that: A jig installation opening (11) is provided at the center of the side wall of the jig fixing frame (1), a jig plate (2) is provided in the jig installation opening (11), the jig plate (2) is fixedly connected to the inner wall of the jig installation opening (11) by bolts, a plurality of threaded positioning holes (21) are provided on the upper surface of the jig plate (2), the plurality of threaded positioning holes (21) are evenly and equidistantly distributed, one end of the threaded positioning hole (21) passes through the outside of the lower surface of the jig plate (2), and a workpiece (8) is placed on the upper surface of the jig plate (2).
2. A multifunctional grinding tool according to claim 1, characterized in that: A positioning assembly (7) is connected to the inner wall of a portion of the threaded positioning hole (21) around the workpiece (8), and the positioning assembly (7) is used to fix the workpiece (8). The positioning assembly (7) comprises: a threaded positioning column (71) and a positioning stop column (72), wherein the threaded positioning column (71) is threadedly connected to the inner wall of a portion of the threaded positioning hole (21), and the positioning stop column (72) is fixedly connected to one end of the threaded positioning column (71), and a polygonal adjustment hole (721) is formed at one end of the positioning stop column (72) away from the threaded positioning column (71), and the outer wall of the positioning stop column (72) contacts the side wall of the workpiece (8).
3. A multifunctional grinding tool according to claim 2, characterized in that: A clamping plate (3) is provided at one side of the workpiece (8), the clamping plate (3) being fixedly connected to the upper surface of the fixture plate (2) by means of bolts, two slide rails (31) being fixedly connected to the upper surface of the clamping plate (3), the slide rails (31) being symmetrically distributed about the central axis of the clamping plate (3), and slide rail limit plates (311) being fixedly connected to both ends of the slide rails (31).
4. The multifunctional grinding tool according to claim 3, characterized in that: A sliding member (4) is slidably connected to the two slide rails (31), a T-shaped sliding groove (41) is provided on one side of the sliding member (4), the opening of the T-shaped sliding groove (41) faces the workpiece (8), the T-shaped sliding groove (41) is located at a side of the sliding member (4) away from the slide rail (31), and both ends of the T-shaped sliding groove (41) are fixedly connected to a sliding groove limit plate (411).
5. The multifunctional grinding tool according to claim 4, characterized in that: Two adjusting push rods (5) are slidably connected to the inner wall of the T-shaped sliding groove (41), and a buffer block (51) is fixedly connected to the other side of the adjusting push rod (5), and the side of the buffer block (51) away from the adjusting push rod (5) contacts one side of the workpiece (8).
6. The multifunctional grinding tool according to claim 5, characterized in that: An annular cylinder (42) and a fixed circular plate (43) are fixedly connected to the other side surface of the sliding member (4), the inner wall of the annular cylinder (42) contacts the inner wall of the fixed circular plate (43), a movable circular plate (44) is rotatably connected to the inner wall of the annular cylinder (42), an annular groove is provided on the side of the movable circular plate (44) close to the fixed circular plate (43), a plurality of balls (45) are arranged in the annular groove, an annular limiting boss (46) is fixedly connected to the end of the annular cylinder (42) away from the sliding member (4), and the side of the annular limiting boss (46) close to the annular cylinder (42) contacts the side of the movable circular plate (44) away from the balls (45).
7. The multifunctional grinding tool according to claim 6, characterized in that: A fixing block (6) is fixedly connected to the upper surface of the clamping fixing plate (3), and the fixing block (6) is symmetrical with respect to the central axis of the clamping fixing plate (3). The fixing block (6) is located at a position of the clamping fixing plate (3) away from the workpiece (8). An adjusting bolt (61) is threadedly connected to the side wall of the fixing block (6), and an end of the adjusting bolt (61) away from the bolt head penetrates the side wall of the fixing block (6) and contacts with a side of the movable circular plate (44) away from the annular groove. A fixing nut (62) is threadedly connected to the outer wall of the adjusting bolt (61), and the fixing nut (62) is located between the fixing block (6) and the adjusting bolt (61).