Rapid aligning and clamping device for rotary cylinder core

Abstract

The utility model discloses a rotary cylinder core rapid aligning and clamping device which comprises a bottom positioning plate and a top pressing plate, the center of the bottom positioning plate and the center of the top pressing plate are connected through a connecting screw rod and a locking nut, and a positioning boss is arranged on the bottom face of the bottom positioning plate. An annular clamping groove matched with the bottom of the rotary cylinder core is formed in the top face of the bottom positioning plate, the annular clamping groove and the positioning boss are coaxially arranged, a detachable adjusting ring assembly used for adjusting the ring width of the annular clamping groove is arranged in the annular clamping groove, and the adjusting ring assembly comprises at least two adjusting rings which are sequentially and concentrically sleeved. The device is simple in structure, can achieve the purpose of quickly aligning the mounting position of the rotary cylinder core on the rotary table, and can achieve the purpose of adjusting the ring width of the annular clamping groove in the mode that different numbers of adjusting rings are sleeved in the annular clamping groove. Therefore, the quick aligning and clamping device can be suitable for rotary cylinder cores of different models and specifications, and the production cost is saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of coal mining machine processing and manufacturing, and in particular relates to a rotary barrel core rapid alignment clamping device. Background Art

[0002] Coal mining machine is one of the main equipment of coal mining complete set of equipment. The crushing mechanism of coal mining machine is mainly used to realize the function of coal crushing. The barrel core is one of the key parts of the crushing mechanism. Its processing accuracy directly determines the quality and service life of the entire crushing mechanism. At present, when using CNC boring and milling machine tools to bore and mill the barrel core of coal mining machine, it takes a lot of time to use the spindle of CNC boring and milling machine tools to align the center position of the barrel core. Especially when mass-producing barrel cores, aligning the center position is time-consuming and laborious, resulting in low production efficiency. Therefore, a rotary barrel core quick alignment clamping device that is easy to operate should be provided. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a rapid alignment and clamping device for rotary cores in view of the deficiencies in the above-mentioned prior art. The device has a simple structure and a reasonable design, and can achieve the purpose of rapid alignment of the installation position of rotary cores on a rotary workbench. By installing different numbers of adjustment rings in the annular clamping groove, the ring width of the annular clamping groove can be adjusted, so that the rapid alignment and clamping device can be suitable for rotary cores of different models and specifications, has a wide range of applications, and saves production costs.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a quick alignment and clamping device for a rotary cylinder core, characterized in that it includes a bottom positioning plate fixedly installed on a rotary worktable by T-bolts and a top pressure plate for installing on the top of the rotary cylinder core, the center of the bottom positioning plate and the center of the top pressure plate are connected by a connecting screw and a locking nut, a positioning boss matching the center positioning hole of the rotary worktable is arranged on the bottom surface of the bottom positioning plate, an annular clamping groove matching the bottom of the rotary cylinder core is opened on the top surface of the bottom positioning plate, the annular clamping groove is coaxially arranged with the positioning boss, a detachable adjustment ring assembly for adjusting the ring width of the annular clamping groove is arranged in the annular clamping groove, and the adjustment ring assembly includes at least two adjustment rings concentrically mounted in sequence.

[0005] The above-mentioned rotary cylinder core quick alignment and clamping device is characterized in that: at least two wing plates evenly arranged in a circular shape are arranged on the bottom positioning plate, T-bolt mounting holes are opened on the wing plates, and at least two waist-shaped holes for installing the T-bolts are arranged in the annular clamping groove, and at least two of the waist-shaped holes are evenly arranged in a circular shape.

[0006] The above-mentioned device for quickly aligning and clamping a rotary core is characterized in that an annular boss is provided at the bottom of the rotary core, and at least two pressing plates for pressing against the annular boss are installed on the rotary workbench.

[0007] The above-mentioned rotary barrel core rapid alignment and clamping device is characterized in that: a connecting screw mounting hole is opened at the center of the bottom positioning plate and the center of the top pressure plate.

[0008] Compared with the prior art, the utility model has the following advantages:

[0009] 1. The utility model provides a bottom positioning plate, the bottom surface of which is provided with a positioning boss, and the top surface of which is provided with an annular clamping groove. In actual use, since the positioning boss matches the center positioning hole of the rotary worktable, and the annular clamping groove cooperates with the bottom of the rotary core, the positioning boss is clamped in the center positioning hole of the rotary worktable, and the bottom positioning plate is fixedly installed on the rotary worktable with T-bolts, and then the rotary core is clamped in the annular clamping groove. Since the annular clamping groove and the positioning boss are coaxially arranged, at this time, the vertical center line of the rotary worktable, the vertical center line of the bottom positioning plate and the vertical center line of the rotary core coincide with each other, thereby achieving the purpose of quickly aligning the installation position of the rotary core on the rotary worktable.

[0010] 2. The utility model provides a top pressure plate for installation on the top of the rotary barrel core, and the center of the bottom positioning plate and the center of the top pressure plate are connected by connecting screws and locking nuts. In actual use, when a plurality of bolt mounting surfaces 6-1 on the rotary barrel core are processed by a CNC boring and milling machine, the top pressure plate can fix the rotary barrel core, and during the processing, the rotary barrel core can be prevented from being displaced or tilted due to force.

[0011] 3. The utility model provides a detachable adjusting ring assembly in the annular clamping groove, and the adjusting ring assembly includes at least two adjusting rings which are concentrically mounted in sequence. In actual use, according to the model and specification of the rotary core, the ring width of the annular clamping groove can be adjusted by mounting different numbers of adjusting rings in the annular clamping groove, so that the quick alignment clamping device can be suitable for rotary cores of different models and specifications. There is no need to provide different models of the quick alignment clamping device for each model and specification of the rotary core, which broadens the application range of the quick alignment clamping device and saves production costs.

[0012] 4. The utility model has a simple structure, reasonable design, low manufacturing cost and is easy to promote and apply.

[0013] To sum up, the utility model has a simple structure and a reasonable design, and can achieve the purpose of quickly aligning the installation position of the rotary cylinder core on the rotary workbench. By installing different numbers of adjustment rings in the annular clamping groove, the purpose of adjusting the ring width of the annular clamping groove can be achieved, so that the quick alignment and clamping device can be suitable for rotary cylinder cores of different models and specifications, with a wide range of applications and saving production costs.

[0014] The present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a usage state diagram of the utility model.

[0016] Figure 2 It is a structural schematic diagram of the bottom positioning plate of the utility model.

[0017] Figure 3 The utility model is a schematic diagram of the installation relationship between the rotary worktable, the bottom positioning plate and the rotary cylinder core.

[0018] Figure 4 It is a schematic diagram of the installation relationship between the bottom positioning plate, the adjusting ring assembly and the rotary cylinder core of the utility model.

[0019] Description of reference numerals:

[0020] 1—bottom positioning plate; 1-1—positioning boss; 1-2—annular clamping groove;

[0021] 1-3—T-bolt mounting hole; 1-4—waist-shaped hole; 2—top pressure plate;

[0022] 3—Connecting screw; 4—Locking nut; 5—Rotary table;

[0023] 5-1—T-slot; 6—rotating cylinder core; 6-1—bolt mounting surface;

[0024] 7—adjusting ring; 8—T-bolt; 9—pressing plate;

[0025] 10—Connecting screw mounting hole; 11—Fixed plate. DETAILED DESCRIPTION

[0026] like Figures 1 to 4As shown, the utility model includes a bottom positioning plate 1 fixedly mounted on a rotary worktable 5 by T-bolts 8 and a top pressure plate 2 for mounting on the top of a rotary core 6, the center of the bottom positioning plate 1 and the center of the top pressure plate 2 are connected by connecting screws 3 and locking nuts 4, a positioning boss 1-1 matching the center positioning hole of the rotary worktable 5 is provided on the bottom surface of the bottom positioning plate 1, an annular clamping groove 1-2 matching the bottom of the rotary core 6 is provided on the top surface of the bottom positioning plate 1, the annular clamping groove 1-2 is coaxially arranged with the positioning boss 1-1, a detachable adjusting ring assembly for adjusting the ring width of the annular clamping groove 1-2 is provided in the annular clamping groove 1-2, and the adjusting ring assembly includes at least two adjusting rings 7 concentrically mounted in sequence.

[0027] In this embodiment, a bottom positioning plate 1 is provided, and a positioning boss 1-1 is provided on the bottom surface of the bottom positioning plate 1, and an annular clamping groove 1-2 is opened on the top surface of the bottom positioning plate 1. In actual use, since the positioning boss 1-1 matches the central positioning hole of the rotary table 5, and the annular clamping groove 1-2 cooperates with the bottom of the rotary core 6, the positioning boss 1-1 is clamped in the central positioning hole of the rotary table 5, and the bottom positioning plate 1 is fixedly installed on the rotary table 5 by T-bolts 8, and then the rotary core 6 is clamped in the annular clamping groove 1-2. Since the annular clamping groove 1-2 is coaxially arranged with the positioning boss 1-1, at this time, the vertical center line of the rotary table 5, the vertical center line of the bottom positioning plate 1 and the vertical center line of the rotary core 6 coincide with each other, thereby achieving the purpose of quickly aligning the installation position of the rotary core 6 on the rotary table 5.

[0028] In this embodiment, a top pressure plate 2 is provided for installation on the top of the rotary core 6, and the center of the bottom positioning plate 1 and the center of the top pressure plate 2 are connected by connecting screws 3 and locking nuts 4. In actual use, when a plurality of bolt mounting surfaces 6-1 on the rotary core 6 are processed by a CNC boring and milling machine, the top pressure plate 2 can fix the rotary core 6, and during the processing, the rotary core 6 can be prevented from being displaced or tilted due to force.

[0029] In the present embodiment, a detachable adjusting ring assembly is provided in the annular clamping groove 1-2, and the adjusting ring assembly includes at least two adjusting rings 7 which are concentrically mounted in sequence. In actual use, according to the model and specification of the rotary core 6, by mounting different numbers of adjusting rings 7 in the annular clamping groove 1-2, the purpose of adjusting the ring width of the annular clamping groove 1-2 can be achieved, so that the quick alignment clamping device can be suitable for rotary cores 6 of different models and specifications, and there is no need to set different models of the quick alignment clamping device for each model and specification of the rotary core 6, which broadens the application range of the quick alignment clamping device and saves production costs.

[0030] During actual processing, under the premise of ensuring that the bottom of the rotating core 6 is accurately coaxially positioned with the annular clamping groove 1-2, in order to avoid over-positioning between the bottom of the rotating core 6 and the annular clamping groove 1-2, and at the same time, in order to facilitate the disassembly and assembly of the rotating core 6, at least two rectangular grooves are processed on the outer cylindrical surface of the annular clamping groove 1-2, and at least two rectangular grooves are processed on the inner cylindrical surface of the adjustment ring 7.

[0031] like Figure 2 and Figure 3 As shown, in this embodiment, at least two wing plates evenly arranged in a circular shape are provided on the bottom positioning plate 1, T-bolt mounting holes 1-3 are opened on the wing plates, and at least two waist-shaped holes 1-4 for installing the T-bolts 8 are provided in the annular clamping groove 1-2, and at least two of the waist-shaped holes 1-4 are evenly arranged in a circular shape.

[0032] In actual use, a plurality of T-slots 5-1 are provided on the rotary worktable 5 at equal intervals. The purpose of providing at least two T-bolt mounting holes 1-3 and at least two waist-shaped holes 1-4 is to facilitate the installation of the T-bolt 8. The T-bolt 8 can be installed at a suitable position according to the position of the T-slot 5-1. It should be noted that when installing the T-bolt 8 in at least two of the waist-shaped holes 1-4, a fixing plate 11 is required to be provided for pressing on the bottom of the annular clamping groove 1-2 and for overlapping on the waist-shaped hole 1-4, so as to achieve reliable installation of the T-bolt 8. At the same time, at least two waist-shaped holes 1-4 have the advantage of weight reduction.

[0033] like Figure 1 As shown, in this embodiment, an annular boss is provided at the bottom of the rotary cylinder core 6, and at least two pressing plates 9 for pressing on the annular boss are installed on the rotary workbench 5.

[0034] In actual use, under the joint action of the top pressing plate 2 and at least two pressing plates 9, the stability of the rotary cylinder core 6 fixed on the bottom positioning plate 1 can be enhanced.

[0035] like Figure 2 , Figure 3 and Figure 4 As shown, in this embodiment, a connecting screw mounting hole 10 is opened at the center of the bottom positioning plate 1 and the center of the top pressure plate 2.

[0036] like Figure 1 , Figure 3 and Figure 4 As shown, in actual use, first fix the bottom positioning plate 1 on the rotary workbench 5; then select the number of adjustment rings 7 according to the model and specifications of the rotary core 6 to be processed, where the number of adjustment rings 7 can be zero; then, clamp the rotary core 6 in the annular clamping groove 1-2, and install the top pressure plate 2 on the top of the rotary core 6, install the connecting screw 3 between the top pressure plate 2 and the bottom positioning plate 1, and screw the locking nut 4 to press the top pressure plate 2 on the top of the rotary core 6; finally, install the pressure plate 9 on the rotary workbench 5, so that the pressure plate 9 is pressed on the annular boss at the bottom of the rotary core 6 to fix the rotary core 6.

[0037] The above is only a preferred embodiment of the present invention and does not constitute any limitation to the present invention. Any simple modification, change and equivalent structural change made to the above embodiments according to the technical essence of the present invention shall still fall within the protection scope of the technical solution of the present invention.

Claims

1. A device for quickly aligning and clamping a rotary core, characterized in that: The invention comprises a bottom positioning plate (1) fixedly mounted on a rotary table (5) by means of T-bolts (8) and a top pressure plate (2) mounted on the top of a rotary core (6); the center of the bottom positioning plate (1) and the center of the top pressure plate (2) are connected by means of a connecting screw (3) and a locking nut (4); a positioning boss (1-1) matching the center positioning hole of the rotary table (5) is arranged on the bottom surface of the bottom positioning plate (1); an annular clamping groove (1-2) matching the bottom of the rotary core (6) is provided on the top surface of the bottom positioning plate (1); the annular clamping groove (1-2) is coaxially arranged with the positioning boss (1-1); a detachable adjusting ring assembly for adjusting the ring width of the annular clamping groove (1-2) is arranged in the annular clamping groove (1-2); the adjusting ring assembly comprises at least two adjusting rings (7) which are concentrically mounted in sequence.

2. A rotary core rapid alignment clamping device according to claim 1, characterized in that: The bottom positioning plate (1) is provided with at least two wing plates evenly arranged in a circular shape, the wing plates are provided with T-bolt mounting holes (1-3), the annular clamping groove (1-2) is provided with at least two waist-shaped holes (1-4) for mounting the T-bolts (8), and at least two waist-shaped holes (1-4) are evenly arranged in a circular shape.

3. A rotary core rapid alignment clamping device according to claim 1, characterized in that: An annular boss is arranged at the bottom of the rotary cylinder core (6), and at least two pressing plates (9) for pressing against the annular boss are installed on the rotary workbench (5).

4. A rotary core rapid alignment clamping device according to claim 1, characterized in that: A connecting screw mounting hole (10) is provided at the center of the bottom positioning plate (1) and the center of the top pressing plate (2).

Images