Clamping tool for coal mill lining plate machining

Abstract

The utility model relates to the technical field of coal mill lining plate machining, in particular to a clamping tool for coal mill lining plate machining, which mainly comprises a supporting bottom plate, a replacement supporting block is arranged in front of the top end of the supporting bottom plate, a clamping plate is arranged behind the top end of the supporting bottom plate, and a multidirectional clamping assembly is arranged on the rear side of the top end of the supporting bottom plate. And the multi-directional clamping assembly comprises a mounting frame, a height adjusting block is arranged on the inner side of the mounting frame, and a manual rotating rod is connected to the inner side of the height adjusting block. According to the clamping tool for coal mill lining plate machining, stress extrusion is conducted in different directions of the replacement supporting block through the clamping plate, different positions of the lining plate can be clamped and fixed, height adjustment is conducted on the position of the clamping plate through downward pressing of a height adjusting block, transverse extrusion can be conducted through cooperation of a manual rotating rod and a transverse telescopic cylinder, and the clamping plate is convenient to use. And the effect of extrusion positioning in different directions is achieved, the exposed machining area is increased, and the machining efficiency of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal mill lining plate processing technical field, concretely is clamping frock for coal mill lining plate processing. BACKGROUND

[0002] Coal mill lining plate is widely used in electric power, steel, cement and other industries, and is an indispensable important component of coal mill. The coal mill lining plate needs to be polished for subsequent butt joint installation. During the polishing process, clamping frock is needed for clamping and fixing. The traditional clamp only has the function of clamping when clamping the plate, and cannot rotate the plate, thereby limiting the processing operation in the clamped state.

[0003] A clamping frock for lining plate welding processing is disclosed in Chinese Patent No. CN214868260U. The utility model positions and clamps the lining plate to be welded, and then the rotating mechanism at the top can be rotated and positioned to adjust the processing position of the product in a certain direction, thereby improving the processing efficiency.

[0004] Although the above-mentioned device has a certain rotating adjustment function for the positioned product, in actual use, only longitudinal pressing operation is relied on, which limits the processing direction. This limitation makes it difficult for the device to achieve good clamping and positioning effect when facing different directions of the lining plate. Due to the lack of multi-angle and omnidirectional clamping capability, the device may not be stable when processing products at other positions or angles, which not only affects the processing precision and quality, but also may cause product damage or processing failure. Due to the limited processing range, the application range of the device is also limited, which cannot meet more diversified production needs, and needs to be optimized and improved. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide clamping frock for coal mill lining plate processing to solve the problem of limited processing area caused by one-way clamping and positioning, which affects the processing efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: clamping frock for coal mill lining plate processing, comprising:

[0007] A support bottom plate is provided with a replacement support block at the top front, and a clamping plate is provided at the top rear of the support bottom plate,

[0008] A multidirectional clamping assembly is provided at the top rear side of the support bottom plate, and the multidirectional clamping assembly comprises a mounting frame, the inner side of which is provided with a height adjusting block, and the inner side of the height adjusting block is connected with a manual rotating rod. The multidirectional clamping assembly is used for clamping and pressing the plate at different positions.

[0009] The installation pre-positioning assembly is arranged outside the replacement support block, and comprises a rotating connecting rod, the outer side of the rotating connecting rod is provided with a positioning piece, and the bottom end of the positioning piece is provided with an L-shaped positioning plate, and the installation pre-positioning assembly is used for pre-positioning when the replacement support block is installed.

[0010] Preferably, the top wall of the support bottom plate is provided with a slotted mounting block, the mounting frame is arranged at the top end of the slotted mounting block, and the left and right sides of the mounting frame are both provided with sliding connecting blocks, and the rear end of the mounting frame is connected with a transverse telescopic cylinder.

[0011] Preferably, the inner side top wall of the mounting frame is provided with a downward telescopic cylinder, and the bottom end of the downward telescopic cylinder is connected with a height adjusting block.

[0012] Preferably, the inner side of the mounting frame is connected with a buffer connecting rod, and the buffer connecting rod is used for buffer connection in the height adjusting block movement adjusting process.

[0013] Preferably, the inner side middle part of the height adjusting block is threadedly connected with a manual rotating rod, and the inner side left and right ends of the height adjusting block are both connected with elastic guide rods.

[0014] Preferably, the top end of the slotted mounting block is provided with L-shaped positioning plates on the front and rear sides, and the L-shaped positioning plates are used for limiting the side edges of the replacement support block.

[0015] Preferably, the rotating connecting rod is connected to the top of the left and right sides of the replacement support block, and the front end of the replacement support block is fixedly connected with a fastening plate.

[0016] Preferably, the inner side of the positioning piece is provided with a reset elastic piece, and the top end of the positioning piece is connected with a pull rod.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] The clamping plate can be stressed and extruded in different directions of the replacement support block, different positions of the lining plate can be clamped and fixed, the position of the clamping plate can be adjusted in height through the downward pressing of the height adjusting block, the clamping plate can be transversely extruded through the cooperation of the manual rotating rod and the transverse telescopic cylinder, the extrusion and positioning effect of different directions can be achieved, the processing area of the leakage is increased, and the processing efficiency of the equipment is improved.

[0019] Different replacement support blocks are needed when different lining plates are processed, the rotating connecting rod drives the positioning piece to rotate, then the positioning piece is clamped into the top wall of the L-shaped positioning plate under the support of the elastic force and is fixed, the pre-positioning function is achieved, the subsequent positioning and installation are facilitated, and the equipment applicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1The utility model discloses a three -dimensional structure schematic diagram of local separation for the utility model;

[0021] Figure 2 The utility model discloses a three -dimensional structure schematic diagram of local separation for the utility model;

[0022] Figure 3 The utility model discloses a three -dimensional structure schematic diagram of local separation for the utility model's multidirectional clamping subassembly;

[0023] Figure 4 The utility model discloses a three -dimensional structure schematic diagram of local separation for the utility model's installation preposition subassembly.

[0024] In the drawing: 1, support bottom plate, 2, replacement support block, 3, clamping plate, 4, mounting frame, 5, sliding connecting block, 6, press down telescopic cylinder, 7, height adjusting block, 8, buffer connecting rod, 9, manual rotating rod, 10, elastic guide rod, 11, transverse telescopic cylinder, 12, with slot mounting block, 13, L-shaped positioning plate, 14, rotating connecting rod, 15, positioning piece, 16, reset elastic piece, 17, pull rod, 18, fastening plate. DETAILED DESCRIPTION

[0025] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0027] As Figures 1-4 Indicated, the present application provides coal mill lining plate processing and clamping tool, include: support bottom plate 1, support bottom plate 1's top front is provided with replacement support block 2, and support bottom plate 1's top rear is provided with clamping plate 3;

[0028] Support bottom plate 1's top rear side is provided with multidirectional clamping assembly, and multidirectional clamping assembly includes mounting frame 4, and the inner side of mounting frame 4 is provided with height adjusting block 7, and the inner side of height adjusting block 7 is connected with manual rotating rod 9, and multidirectional clamping assembly is used for the tight pressing clamping of clamping plate 3 to different positions;

[0029] Specifically, as Figure 3As shown, the top wall of the support base plate 1 is provided with a slotted mounting block 12, the mounting frame 4 is arranged at the top end of the slotted mounting block 12, and the left and right sides of the mounting frame 4 are provided with sliding connection blocks 5, and the rear end of the mounting frame 4 is connected with a horizontal telescopic cylinder 11, and the telescopic cylinder 11 drives the mounting frame 4 to adjust the front and rear positions, and then the two sides of the mounting frame 4 are connected through the sliding connection blocks 5.

[0030] Specifically, as shown in the figure, Figure 3 The inside top wall of the mounting frame 4 is provided with a downward telescopic cylinder 6, and the bottom end of the downward telescopic cylinder 6 is connected with a height adjusting block 7, and the telescopic cylinder 6 drives the height adjusting block 7 to ascend and descend.

[0031] Specifically, as shown in the figure, Figure 3 The inside of the mounting frame 4 is connected with a buffer connecting rod 8, which is used for buffering connection during the movement adjustment of the height adjusting block 7, so as to avoid the abrasion caused by collision during the sliding process of the height adjusting block 7.

[0032] Specifically, as shown in the figure, Figure 3 The inside middle part of the height adjusting block 7 is threadedly connected with a manual rotating rod 9, and the left and right ends of the inside of the height adjusting block 7 are connected with elastic guide rods 10, the manual rotating rod 9 rotates and adjusts in the inside of the height adjusting block 7, and the moving position of the clamping plate 3 is finely adjusted, and the elastic guide rods 10 are used for position guiding.

[0033] The outside of the replacement support block 2 is provided with a mounting pre-positioning assembly, and the mounting pre-positioning assembly comprises a rotating connecting rod 14, the outside of the rotating connecting rod 14 is provided with a positioning piece 15, and the bottom end of the positioning piece 15 is provided with an L-shaped positioning plate 13, and the mounting pre-positioning assembly is used for pre-positioning when the replacement support block 2 is installed.

[0034] Specifically, as shown in the figure, Figure 2 The top end of the slotted mounting block 12 is provided with an L-shaped positioning plate 13 on the front and rear sides, and the L-shaped positioning plate 13 is used for limiting the side edges of the replacement support block 2, and limiting the moving position of the replacement support block 2.

[0035] Specifically, as shown in the figure, Figure 2 The rotating connecting rod 14 is connected to the top of the left and right sides of the replacement support block 2, and the front end of the replacement support block 2 is fixedly connected with a fastening plate 18, and the fastening plate 18 is used for fixing the replacement support block 2 after pre-positioning.

[0036] Specifically, as shown in the figure, Figure 4 The inside of the positioning piece 15 is provided with a reset elastic piece 16, and the top end of the positioning piece 15 is connected with a pull rod 17, and the pull rod 17 is used for stretching the positioning piece 15, and the reset elastic piece 16 is used for providing the elastic force of the downward positioning of the positioning piece 15 after adjustment, so as to facilitate the positioning of the inside top end of the L-shaped positioning plate 13.

[0037] In the embodiment: the clamping plate 3 is stressed and extruded in different positions of the replacement support block 2, different positions of the lining plate can be clamped and fixed, the position of the clamping plate 3 is adjusted in height by the downward pressing of the height adjusting block 7, and the horizontal extrusion is realized by the cooperation of the manual rotating rod 9 and the horizontal telescopic cylinder 11, so that the extrusion positioning effect in different positions is realized, the exposed processing area is increased, and different replacement support blocks 2 are required when different lining plates are processed, the positioning piece 15 is rotated by rotating the connecting rod 14, and then the positioning piece 15 is clamped into the top wall of the L-shaped positioning plate 13 under the support of the elastic force to realize the pre-positioning function, which is convenient for subsequent positioning and installation.

[0038] The specific scheme is: first, different replacement support blocks 2 are selected according to different lining plates, the replacement support block 2 is clamped at the front end of the slotted mounting block 12, then the two sides of the replacement support block 2 are clamped inside the L-shaped positioning plate 13 to limit, at this time, the rotating connecting rod 14 is rotated, the bottom end of the positioning piece 15 is clamped into the L-shaped positioning plate 13 under the support of the elastic force of the reset elastic piece 16, and then the fastening plate 18 is fastened through the screw connection, during the processing, the lining plate can be placed on the top end or the rear end of the replacement support block 2 for adaptive placement, at this time, the horizontal telescopic cylinder 11 pushes the mounting frame 4 to move horizontally to the appropriate position, then the downward telescopic cylinder 6 drives the height adjusting block 7 to press downward, which synchronously drives the clamping plate 3 to extrude and position the bottom end of the lining plate, then the manual rotating rod 9 can be rotated to drive the clamping plate 3 to continue fine adjustment and extrusion after the clamping plate 3 is extruded forward, so that the stability of the fixation is improved, and subsequent processing is facilitated.

[0039] Those skilled in the art should understand that the discussion of any of the above embodiments is only exemplary; under the idea of the present application, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in detail for the sake of brevity.

[0040] The present application is intended to cover all such alterations, modifications, and variations of the application that fall within the broadest scope of the appended claims. Accordingly, any and all departures from the application that are within the spirit and scope of the application will be considered to fall within the scope of the application as defined by the appended claims.

Claims

1. A clamping tool for processing a liner plate of a coal mill, comprising: Supporting bottom plate (1), the top end front of the supporting bottom plate (1) is provided with replacement support block (2), and the top end rear of the supporting bottom plate (1) is provided with clamping plate (3), characterized by, Multi-directional clamping assembly, the multi-directional clamping assembly is arranged at the top end rear side of the supporting bottom plate (1), and the multi-directional clamping assembly includes mounting frame (4), and the inner side of the mounting frame (4) is provided with height adjusting block (7), and the inner side of the height adjusting block (7) is connected with hand rotating rod (9), the multi-directional clamping assembly is used for the clamping plate (3) to the compression clamping of different positions, Mounting pre-positioning assembly, the mounting pre-positioning assembly is arranged at the outer side of the replacement support block (2), and the mounting pre-positioning assembly includes rotating connecting rod (14), the outer side of the rotating connecting rod (14) is provided with positioning piece (15), and the bottom end of the positioning piece (15) is provided with L-shaped positioning plate (13), the mounting pre-positioning assembly is used for the pre-positioning of the replacement support block (2) when installation.

2. The clamping tool for processing the liner plate of the coal mill according to claim 1, characterized in that, The top wall of the supporting bottom plate (1) is provided with groove mounting block (12), the mounting frame (4) is arranged at the top end of the groove mounting block (12), and the left and right sides of the mounting frame (4) are provided with sliding connection block (5), and the rear end of the mounting frame (4) is connected with transverse telescopic cylinder (11).

3. The clamping tool for processing the liner plate of the coal mill according to claim 1, characterized in that, The inner side top wall of the mounting frame (4) is provided with downward telescopic cylinder (6), and the bottom end of the downward telescopic cylinder (6) is connected with height adjusting block (7).

4. The clamping tool for processing the liner plate of the coal mill according to claim 1, characterized in that, The inner side of the mounting frame (4) is connected with buffer connecting rod (8), and the buffer connecting rod (8) is used for the buffer connection in the height adjusting block (7) movement adjustment process.

5. The clamping tool for processing the liner plate of the coal mill according to claim 3, characterized in that, The inner side middle part of the height adjusting block (7) is screw-connected with hand rotating rod (9), and the inner side left and right ends of the height adjusting block (7) are connected with elastic guide rod (10).

6. The clamping tool for processing the liner plate of the coal mill according to claim 2, characterized in that, The top end front and rear sides of the groove mounting block (12) are provided with L-shaped positioning plate (13), and the L-shaped positioning plate (13) is used for limiting the side edge of the replacement support block (2).

7. The clamping tool for processing the liner plate of the coal mill according to claim 1, characterized in that, The rotating connecting rod (14) is connected to the left and right sides top of the replacement support block (2), and the front end of the replacement support block (2) is fixedly connected with fastening plate (18).

8. The clamping tool for processing the liner plate of the coal mill according to claim 1, characterized in that, The inner side of the positioning piece (15) is provided with reset elastic piece (16), and the top end of the positioning piece (15) is connected with pull rod (17).

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