Centerless machine tool part fixing device

Abstract

The utility model discloses a centerless machine tool part fixing device, which relates to the technical field of centerless machine tools, and comprises a base, a groove is arranged in the middle of the top of the base, a bidirectional screw rod is rotatably arranged on the side wall of the groove through a bearing, a motor is fixedly arranged on the side wall of the base, and the output end of the motor is fixedly connected with the end part of the bidirectional screw rod. Threaded blocks are symmetrically connected to a rod body of the bidirectional lead screw in a threaded mode, clamping blocks are fixedly arranged at the tops of the threaded blocks, clamping plates are arranged on the side walls of the clamping blocks in a clamped mode, the device further comprises an installation mechanism, and the installation mechanism used for rapidly installing the clamping plates is arranged on the side walls of the clamping blocks. And then the movable block is driven to move upwards, so that the movable block is driven to be far away from the mounting hole, then the clamping plate is moved, the mounting block is far away from the mounting groove, different clamping plates are conveniently and rapidly replaced, the flexibility of the device is greatly enhanced, the working efficiency of the device is improved, and workpieces of different specifications can be conveniently fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of centerless machine tools, in particular to a centerless machine tool component fixing device. Background Art

[0002] A centerless grinder is a type of grinder that does not require the axis of the workpiece to be positioned for grinding. It is mainly composed of three mechanisms: a grinding wheel, an adjusting wheel, and a workpiece holder. It is particularly suitable for use in a small installation space and can meet the requirements of simplification and space saving of various production lines.

[0003] A centerless grinding machine workpiece fixing device is described in the patent with the existing patent announcement number CN214923468U, wherein the device described therein includes a fixing rod, a threaded rod is rotatably connected inside the fixing rod, a rotating rod is rotatably connected on both sides of the fixing rod, two sliding rods are arranged between the two rotating rods, the two sliding rods are connected to the rotating rods through a connecting mechanism, and an adjustment mechanism cooperating with the two sliding rods is arranged on the threaded rod. The threaded rod is driven to rotate by a driving motor, so that the fixing block is driven to move by a nut, and the two rotating rods are driven to rotate relative to the fixing rod by the sliding rod, so that the clamping block at the end is driven to approach and the workpiece is clamped and fixed by a clamping plate, and there is no need to slot on the working platform of the grinder, which will not affect the overall quality of the grinder, but the device needs to use bolts to disassemble and install the clamping plate, and the type of the clamping plate is changed, which is cumbersome, time-consuming and labor-intensive, and the clamping plate cannot be quickly replaced, which greatly reduces the convenience of the device and reduces the working efficiency of the device.

[0004] Based on this, a centerless machine tool component fixing device is now provided, which can eliminate the disadvantages of the existing devices. Utility Model Content

[0005] The purpose of the utility model is to provide a centerless machine tool parts fixing device to solve the problem that the existing device needs to use bolts to disassemble and install the clamping plate, and the type of replacement of the clamping plate is cumbersome, time-consuming and labor-intensive, and the clamping plate cannot be quickly replaced, which greatly reduces the convenience of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A centerless machine tool component fixing device comprises a base, a groove is opened in the middle position of the top of the base, a bidirectional screw is rotatably provided on the side wall of the groove through a bearing, a motor is fixedly provided on the side wall of the base, the output end of the motor is fixedly connected to the end of the bidirectional screw, thread blocks are symmetrically threaded on the rod body of the bidirectional screw, clamping blocks are fixedly provided on the top of the threaded blocks, and clamping plates are clamped on the side walls of the clamping blocks, and also include a guiding mechanism and an installation mechanism, the top of the base is provided with a guiding mechanism that facilitates the smooth movement of the clamping block, and the side walls of the clamping block are provided with an installation mechanism for quickly installing the clamping plate.

[0008] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0009] In an optional solution: a scale line is provided on the top of the base at the position of the groove.

[0010] In an optional solution: the guide mechanism includes a guide groove and a slider, the top of the base is symmetrically provided with a guide groove, sliders are symmetrically slidably arranged in the guide groove, and the top of the slider is fixedly connected to the bottom of the clamping block.

[0011] In an optional solution: the cross-section of the guide groove is T-shaped.

[0012] In an optional scheme: the mounting mechanism includes a handle, a connecting rod, a mounting groove, a movable block, a movable groove, a spring, a mounting block, and a mounting hole; the side wall of the clamping block is provided with a mounting groove, the side wall of the mounting groove is provided with a movable groove, a movable block is movably provided in the movable groove, a connecting rod is fixedly provided at the end of the movable block, the connecting rod extends outside the clamping block, a handle is fixedly provided at the end of the connecting rod, a spring is sleeved on the body of the connecting rod, one end of the spring is fixedly connected to the side wall of the movable groove, and the other end of the spring is fixedly connected to the end of the movable block, a mounting block compatible with the mounting groove is fixedly provided on the back of the splint, the side wall of the mounting block is provided with a mounting hole compatible with the movable block, and the side wall of the clamping block is provided with a limiting mechanism for limiting the splint.

[0013] In an optional solution: the handle side wall is provided with a plurality of anti-slip grooves.

[0014] In an optional solution: a wear-resistant pad is provided on the surface of the clamping plate.

[0015] In an optional solution: the limiting mechanism includes a limiting block and a limiting groove, the limiting grooves are symmetrically provided on the side walls of the clamping block, and the limiting blocks adapted to the limiting grooves are symmetrically fixed on the side walls of the clamping plate.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0017] 1. The utility model achieves the effect of facilitating quick replacement of the splint by setting up the installation mechanism. The connecting rod is pulled upward by the handle, thereby driving the moving block upward, thereby driving the moving block away from the installation hole, releasing the clamping and fixing state, and then moving the splint to make the mounting block away from the mounting groove, thereby facilitating quick replacement of different splints. The operation is simple, time-saving and labor-saving, greatly enhancing the flexibility of the device, improving the working efficiency of the device, and expanding the applicability of the device to fix workpieces of different specifications.

[0018] 2. The utility model achieves the effect of stably moving the clamp block by setting a guide mechanism. The clamp block drives the slider to move in the guide groove, so that the clamp block moves more smoothly, thereby improving the stability and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0020] Figure 2 It is a schematic structural diagram of the utility model from the side.

[0021] Figure 3 It is a structural schematic diagram of the base of the utility model.

[0022] Figure 4 It is a structural schematic diagram of the clamping block of the utility model.

[0023] Figure 5 It is a partial enlarged view of the mounting block of the utility model.

[0024] Figure 6 It is a structural schematic diagram of the splint of the utility model.

[0025] Notes on figure markings: base 100, guide groove 101, groove 102, bidirectional screw 103, motor 104, clamping block 105, threaded block 106, slider 107, handle 200, connecting rod 201, mounting groove 202, moving block 203, moving groove 204, spring 205, splint 300, wear-resistant pad 301, limit block 302, limit groove 303, mounting block 304, mounting hole 305. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0027] Example 1

[0028] In one embodiment, Figure 1-Figure 6As shown, a centerless machine tool fixing device includes a base 100, a groove 102 is opened in the middle position of the top of the base 100, and a bidirectional screw rod 103 is rotatably arranged on the side wall of the groove 102 through a bearing, a motor 104 is fixedly arranged on the side wall of the base 100, and the output end of the motor 104 is fixedly connected to the end of the bidirectional screw rod 103, and a thread block 106 is symmetrically threaded on the rod body of the bidirectional screw rod 103, and a clamping block 105 is fixedly arranged on the top of the threaded block 106, and a clamping plate 300 is clamped on the side wall of the clamping block 105, and the motor 104 is used to drive the bidirectional screw rod 103 to rotate, thereby driving the thread block 106 to move, thereby driving the clamping block 105 to move toward each other, and the clamping plate 300 is used to clamp and fix the workpiece, thereby improving the practicability of the device and the working efficiency of the device, and also includes a guiding mechanism and a mounting mechanism, the top of the base 100 is provided with a guiding mechanism for facilitating the smooth movement of the clamping block 105, and the side wall of the clamping block 105 is provided with a mounting mechanism for quickly mounting the clamping plate 300.

[0029] In one embodiment, Figure 1-Figure 4 As shown, a scale line is provided on the top of the base 100 at the position of the groove 102, which plays an auxiliary role, facilitates the user to judge the moving distance of the clamping block 105, and improves the convenience of the device.

[0030] In one embodiment, Figure 1-Figure 4 As shown, the guide mechanism includes a guide groove 101 and a slider 107. The guide groove 101 is symmetrically opened on the top of the base 100. The slider 107 is symmetrically slidably arranged in the guide groove 101. The top of the slider 107 is fixedly connected to the bottom of the clamping block 105. The slider 107 is driven by the clamping block 105 to move in the guide groove 101, so that the clamping block 105 moves more smoothly, thereby improving the stability and reliability of the device.

[0031] In one embodiment, Figure 3-Figure 4 As shown, the cross section of the guide groove 101 is T-shaped, which prevents the slider 107 from falling off and enhances the safety of the device.

[0032] In one embodiment, Figure 4-Figure 6As shown, the mounting mechanism includes a handle 200, a connecting rod 201, a mounting groove 202, a moving block 203, a moving groove 204, a spring 205, a mounting block 304, and a mounting hole 305. The side wall of the clamping block 105 is provided with a mounting groove 202, and the side wall of the mounting groove 202 is provided with a moving groove 204. The moving block 203 is movably arranged in the moving groove 204. The end of the moving block 203 is fixedly provided with a connecting rod 201, and the connecting rod 201 extends outside the clamping block 105. The end of the connecting rod 201 is fixedly provided with a handle 200. The connecting rod 201 is sleeved with a spring 205, one end of the spring 205 is fixedly connected to the side wall of the moving groove 204, and the other end of the spring 205 is fixedly connected to the end of the moving block 203. The back of the clamping plate 300 is fixedly provided with a connecting rod 201. A mounting block 304 is provided to match the mounting groove 202, and a mounting hole 305 is provided on the side wall of the mounting block 304 to match the moving block 203. The type of the splint 300 is replaced according to the shape of different workpieces. The connecting rod 201 is pulled upward by the handle 200, thereby driving the moving block 203 to move upward, thereby driving the moving block 203 away from the mounting hole 305, releasing the clamping and fixing state, and then moving the splint 300 to make the mounting block 304 away from the mounting groove 202, thereby facilitating and quickly replacing different splints 300. The operation is simple, time-saving and labor-saving, greatly enhancing the flexibility of the device, improving the working efficiency of the device, and expanding the applicability of the device, so as to fix workpieces of different specifications. The side wall of the clamp block 105 is provided with a limiting mechanism for limiting the splint 300.

[0033] Example 2

[0034] In one embodiment, Figure 4-Figure 5 As shown, the side wall of the handle 200 is provided with a plurality of anti-skid grooves to play an anti-skid role.

[0035] In one embodiment, Figure 1-Figure 6 As shown, a wear-resistant pad 301 is provided on the surface of the clamping plate 300 to enhance the wear resistance of the device and extend the service life of the device.

[0036] In one embodiment, Figure 4-Figure 6 As shown, the limiting mechanism includes a limiting block 302 and a limiting groove 303. The limiting groove 303 is symmetrically provided on the side wall of the clamping block 105, and the limiting blocks 302 matched with the limiting groove 303 are symmetrically fixed on the side wall of the splint 300. The limiting groove 303 and the limiting block 302 are used to limit the splint 300, so that the user can quickly install the splint 300 and the convenience of the device is improved.

[0037] Working principle: When in use, the motor 104 is used to drive the bidirectional screw rod 103 to rotate, thereby driving the threaded block 106 to move, thereby driving the clamping block 105 to move toward each other, and the clamping plate 300 is used to clamp and fix the workpiece, thereby improving the practicality and convenience of the device. The type of clamping plate 300 is replaced according to the shape of different workpieces, and the connecting rod 201 is pulled upward by the handle 200, thereby driving the moving block 203 to move upward, thereby driving the moving block 203 away from the mounting hole 305, releasing the clamping and fixing state, and then moving the clamping plate 300 to make the mounting block 304 away from the mounting groove 202, thereby facilitating and quickly replacing different clamping plates 300. The operation is simple, time-saving and labor-saving, which greatly enhances the flexibility of the device, improves the working efficiency of the device, and expands the applicability of the device to fix workpieces of different specifications.

[0038] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A centerless machine tool fixing device, comprising a base (100), a groove (102) is provided in the middle of the top of the base (100), a bidirectional screw rod (103) is rotatably provided on the side wall of the groove (102) through a bearing, a motor (104) is fixedly provided on the side wall of the base (100), an output end of the motor (104) is fixedly connected to the end of the bidirectional screw rod (103), a thread block (106) is symmetrically threadedly connected on the rod body of the bidirectional screw rod (103), a clamping block (105) is fixedly provided on the top of each thread block (106), and a clamping plate (300) is clamped on the side wall of the clamping block (105), characterized in that: It also comprises a guiding mechanism and a mounting mechanism. The top of the base (100) is provided with a guiding mechanism for facilitating the smooth movement of the clamping block (105), and the side wall of the clamping block (105) is provided with a mounting mechanism for quickly mounting the clamping plate (300).

2. A centerless machine tool fixing device according to claim 1, characterized in that: A scale line is provided on the top of the base (100) at the position of the groove (102).

3. A centerless machine tool fixing device according to claim 1, characterized in that: The guide mechanism comprises a guide groove (101) and a slider (107); the guide groove (101) is symmetrically provided on the top of the base (100); the slider (107) is symmetrically slidably provided in the guide groove (101); the top of the slider (107) is fixedly connected to the bottom of the clamping block (105).

4. A centerless machine tool fixing device according to claim 3, characterized in that: The cross section of the guide groove (101) is T-shaped.

5. A centerless machine tool fixing device according to claim 1, characterized in that: The mounting mechanism comprises a handle (200), a connecting rod (201), a mounting groove (202), a moving block (203), a moving groove (204), a spring (205), a mounting block (304), and a mounting hole (305); a side wall of the clamping block (105) is provided with a mounting groove (202); a side wall of the mounting groove (202) is provided with a moving groove (204); a moving block (203) is movably arranged in the moving groove (204); a connecting rod (201) is fixedly arranged at the end of the moving block (203); the connecting rod (201) extends outside the clamping block (105); and the end of the connecting rod (201) is provided with a movable groove (204). A handle (200) is fixedly provided on the part, a spring (205) is sleeved on the body of the connecting rod (201), one end of the spring (205) is fixedly connected to the side wall of the movable groove (204), and the other end of the spring (205) is fixedly connected to the end of the movable block (203); a mounting block (304) adapted to the mounting groove (202) is fixedly provided on the back of the clamping plate (300), a mounting hole (305) adapted to the movable block (203) is opened on the side wall of the mounting block (304), and a limiting mechanism for limiting the clamping plate (300) is provided on the side wall of the clamping block (105).

6. A centerless machine tool fixing device according to claim 5, characterized in that: The side wall of the handle (200) is provided with a plurality of anti-slip grooves.

7. A centerless machine tool component fixing device according to claim 5, characterized in that: A wear-resistant pad (301) is provided on the surface of the clamping plate (300).

8. The centerless machine tool component fixing device according to claim 5, characterized in that: The limiting mechanism comprises a limiting block (302) and a limiting groove (303); the limiting groove (303) is symmetrically provided on the side wall of the clamping block (105); and the limiting block (302) adapted to the limiting groove (303) is symmetrically fixed on the side wall of the clamping plate (300).

Images