CN223130793U - Length-adjustable fluororubber sealing ring cutting device - Google Patents

Abstract

The utility model relates to the technical field of cutting devices, in particular to a length-adjustable fluororubber sealing ring cutting device which comprises a bottom frame, wherein a cutting table is fixed on the bottom frame, a frame is arranged on the bottom frame, a first support is fixed on the frame, an air cylinder is fixed on the first support, a piston rod is arranged at the output end of the air cylinder, an annular cutting knife for cutting the fluororubber sealing ring is fixed at the bottom end of the piston rod, the frame can be horizontally moved and adjusted on the bottom frame through a moving adjusting mechanism arranged on the bottom frame, a second support is fixed on the frame, a cylinder body is rotatably arranged on the second support, a plurality of clamping grooves are formed in the periphery of the cylinder body, and a 匚 plate is movably clamped in the clamping grooves.

Description

Length-adjustable fluororubber sealing ring cutting device

Technical Field

The utility model relates to the technical field of cutting devices, in particular to a length-adjustable fluororubber sealing ring cutting device.

Background

In the period of the overhauling peak of the transformer, the annual inspection repair quantity is overlarge, according to the overhauling rule of the transformer, the relative humidity of air cannot exceed 65 percent, the time from the oil discharge to the oil injection of the whole hanging cover is not longer than 12 hours, if the overhauling time of the transformer is overlong, the insulation performance is reduced due to the fact that the insulation material of the coil is strong in moisture absorption and absorbs a large amount of moisture in the air, so that the manufacturing time of the sealing ring is strictly controlled, and in the overhauling period, a large number of sealing rings are required to be replaced on site, so that the overhauling rule is difficult to meet. In addition, the existing sealing ring manufacturing process has high operation strength and low precision. The cost performance of the products of the existing market forming cutting machine, such as a water cutting machine, a laser cutting machine, a punching cutting machine and the like is not high, and the processing equipment has high cost, is inconvenient to carry or has high requirements on the external environment, so the processing equipment is not widely used all the time.

In traditional manual transformer sealing ring inclined plane cutting and butt joint manufacturing process, flatness of cutting face and cutting point requirement are extremely high, and high-level skill level staff of main transformer maintenance specialty utilizes manual traditional process, and the yields can only reach 60% and average time of using for 5 minutes, if when cutting, the sealing washer cutting point alignment can lead to the cutting precision of cutting face not high and lack effectual fixed when cutting, take place to stick up the limit easily, leads to the roughness of cutting face not high enough, leads to the defective percentage to increase.

Based on this, we propose a fluororubber seal cutting device with adjustable length to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a length-adjustable fluororubber sealing ring cutting device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The fluororubber sealing ring cutting device comprises a bottom frame, a cutting table is fixed on the bottom frame, a frame is arranged on the bottom frame, a first bracket is fixed on the frame, a cylinder is fixed on the first bracket, a piston rod is installed at the output end of the cylinder, an annular cutting knife for cutting the fluororubber sealing ring is fixed at the bottom end of the piston rod, and the frame can be horizontally moved and adjusted on the bottom frame through a movement adjusting mechanism arranged on the bottom frame;

a second bracket is fixed on the rack, a cylinder body is rotatably arranged on the second bracket, a plurality of clamping grooves are formed in the periphery of the cylinder body, 匚 plates are movably clamped in the clamping grooves, 匚 plates are buckled on the second bracket, springs are fixedly arranged between the 匚 plates and the clamping grooves, a compression ring for compressing and fixing a fluororubber sealing ring is fixed below the 匚 plates through connecting rods, a plurality of bulges are fixed on the second bracket, and second balls in rolling connection with the second bracket and the upper surfaces of the bulges are movably embedded and clamped in the top wall of the inner side of the 匚 plates;

The cylinder body is connected with the piston rod in a matched mode through a linkage structure, the cylinder body can be driven to rotate clockwise in the process of moving down the piston rod, and the cylinder body can be driven to rotate anticlockwise in the process of moving up the piston rod.

According to the length-adjustable fluororubber sealing ring cutting device, the movable adjusting mechanism comprises the screw rod rotatably arranged on the underframe, the limiting groove body is formed in the underframe, the adjusting block is movably clamped in the limiting groove body, the adjusting block is in threaded connection with the screw rod, and the frame is fixed on the adjusting block.

According to the length-adjustable fluororubber sealing ring cutting device, the screw rod is driven to rotate through the motor fixedly arranged on the underframe, and the output end of the motor is fixedly connected with the screw rod through the coupler.

According to the length-adjustable fluororubber sealing ring cutting device, the top of the 匚 plate and the inner top wall of the clamping groove are respectively fixed with the limiting rod, and the two ends of the spring are respectively sleeved on the limiting rods.

The length-adjustable fluororubber sealing ring cutting device comprises a plurality of clamping grooves and the like which are circumferentially distributed on a cylinder body, wherein the bulges and the clamping grooves are in pairs, and the corners of the bulges are smoothly transited.

The length-adjustable fluororubber sealing ring cutting device comprises the linkage structure and the connecting structure, wherein the linkage structure comprises the track groove formed in the outer wall of the piston rod and the first ball which is embedded and clamped in the inner wall of the cylinder body, the first ball is embedded and clamped in the track groove and can roll along the track in which the track groove is located, and the track groove consists of a continuous track with a spiral bottom and a vertical top.

According to the length-adjustable fluororubber sealing ring cutting device, the size of the compression ring is matched with the size of the annular cutting knife, and the compression ring is located on the outer peripheral side of the annular cutting knife.

Compared with the prior art, the fluorine rubber sealing ring cutting machine has the advantages that the starting cylinder can drive the piston rod to stretch out and draw back so as to drive the annular cutting knife to lift, and then the annular cutting knife moves downwards to the cutting table to cut the fluorine rubber sealing ring raw piece placed on the cutting table, the cylinder body is connected with the piston rod in a matched mode through the linkage structure, the cylinder body is driven to rotate clockwise in the process of moving downwards the piston rod, the cylinder body is driven to rotate anticlockwise in the process of moving upwards, the cylinder body is driven to rotate clockwise when the piston rod moves downwards, the 匚 plates are driven to rotate, the 匚 plates are driven to be compressed by matching with the elastic expansion of the springs, the 匚 plates reach the second support surface from the convex surface, the compression ring is driven to move downwards to the cutting table to compress and fix the fluorine rubber sealing ring raw piece placed on the cutting table, after the cutting is finished, the piston rod continues to move downwards so as to drive the annular cutting knife to cut the fluorine rubber sealing ring raw piece, and the cylinder body is driven to rotate anticlockwise in the process of moving upwards, the cylinder body is driven to rotate anticlockwise in the process so as to drive 匚 plates to rotate to the convex surface when the piston rod moves upwards, the compression ring is driven to move the fluorine sealing ring to fix the fluorine sealing ring, and the position of the fluorine sealing ring can be adjusted, and the fluorine sealing ring can be adjusted and the position of the fluorine sealing ring can be adjusted;

The utility model can effectively fix the fluororubber sealing ring when cutting the fluororubber sealing ring, prevent the fluororubber sealing ring from edge warping during cutting, so that the flatness of a cutting surface is higher, the cutting precision is improved, the fluororubber sealing ring is convenient to take out quickly after cutting, the position of the annular cutting knife can be flexibly adjusted, the cutting length of the fluororubber sealing ring is convenient to adjust, the cutting point alignment of the sealing ring is more accurate, and the defective rate is reduced.

Drawings

Fig. 1 is a schematic view of a first view angle overall structure of a length-adjustable fluororubber seal cutting device.

Fig. 2 is a schematic diagram of the overall structure of a second view angle of a length-adjustable fluororubber seal cutting device.

Fig. 3 is a schematic structural view of a movement adjusting mechanism of a length-adjustable fluororubber seal cutting device.

Fig. 4 is a schematic structural view of a length-adjustable fluororubber seal cutting device with a chassis and a movable adjusting mechanism removed.

Fig. 5 is a schematic view of a first view angle explosion structure of a length-adjustable fluororubber seal cutting device after removal of a chassis and a movement adjusting mechanism.

FIG. 6 is a schematic view of a second view angle explosion structure of the length-adjustable fluororubber seal cutting device after the bottom frame and the movement adjusting mechanism are removed;

Fig. 7 is a schematic view of a part of a cutting device for a fluororubber seal ring with adjustable length.

The cutting device comprises a frame 1, a bottom frame 2, a cutting table 3, a frame 4, a motor 5, a screw rod 6, a limiting groove body 7, an adjusting block 8, a first bracket 9, a second bracket 10, a cylinder 11, a piston rod 12, an annular cutting knife 13, a track groove 14, a cylinder 15, a first ball, 16, a clamping groove 17, 匚 plates 18, a spring 19, a limiting rod 20, a compression ring 21, a protrusion 22 and a second ball.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-7, as an embodiment of the present utility model, a length-adjustable fluororubber seal ring cutting device includes a chassis 1, a cutting table 2 is fixed on the chassis 1, a frame 3 is provided on the chassis 1, a first bracket 8 is fixed on the frame 3, a cylinder 10 is fixed on the first bracket 8, a piston rod 11 is installed at an output end of the cylinder 10, an annular cutting knife 12 for cutting the fluororubber seal ring is fixed at a bottom end of the piston rod 11, and the frame 3 can be horizontally moved and adjusted on the chassis 1 by a movement adjusting mechanism provided on the chassis 1;

The machine frame 3 is fixedly provided with a second bracket 9, the second bracket 9 is rotatably provided with a cylinder 14, the periphery of the cylinder 14 is provided with a plurality of clamping grooves 16, 匚 plates 17 are movably clamped in the clamping grooves 16, 匚 plates 17 are buckled on the second bracket 9, springs 18 are fixedly arranged between 匚 plates 17 and the clamping grooves 16, a compression ring 20 for compressing and fixing a fluororubber sealing ring is fixed below 匚 plates 17 through a connecting rod, a plurality of bulges 21 are fixed on the second bracket 9, and second balls 22 which are in rolling connection with the upper surfaces of the second bracket 9 and the bulges 21 are movably embedded and clamped in the top wall of the inner side of the 匚 plates 17;

The cylinder 14 is connected with the piston rod 11 in a matched mode through a linkage structure, the cylinder 14 is driven to rotate clockwise in the process of moving the piston rod 11 downwards, and the cylinder 14 is driven to rotate anticlockwise in the process of moving the piston rod 11 upwards.

In the embodiment, the starting cylinder 10 can drive the piston rod 11 to stretch out and draw back so as to drive the annular cutting knife 12 to lift, and then the annular cutting knife 12 moves down to the cutting table 2 to cut the fluororubber sealing ring raw piece placed on the cutting table 2, the cylinder 14 is connected with the piston rod 11 through the cooperation of the linkage structure, the cylinder 14 can be driven to rotate clockwise in the process of moving down the piston rod 11, the cylinder 14 can be driven to rotate anticlockwise in the process of moving up the piston rod 11, so that the cylinder 14 can be driven to rotate clockwise when the piston rod 11 moves down, the 匚 plate 17 is driven to rotate, the annular cutting knife is driven to compress 匚 plate 17 by matching with the elastic expansion of the spring 18, the 匚 plate 17 reaches the surface of the second support 9 from the surface of the bulge 21, so that the compression ring 20 is driven to move down to the cutting table 2 to compress and fix the fluororubber sealing ring raw piece placed on the cutting table 2, and after the cutting is finished, the cylinder 10 drives the piston rod 11 to move up, the cylinder 14 can be driven to rotate anticlockwise in the process of moving up, the cylinder 11 can be driven to rotate, the plate 匚 is driven to rotate until the bulge 21 is driven to rotate the surface of the bulge 20 to rotate, the compression ring 20 is driven to rotate the fluororubber sealing ring raw piece is adjusted, and the length of the fluororubber sealing ring can be adjusted, and the position of the compression ring can be adjusted, and the position can be adjusted.

As a further scheme of the utility model, the movable adjusting mechanism comprises a screw rod 5 rotatably arranged on the underframe 1, a limiting groove body 6 is formed in the underframe 1, an adjusting block 7 is movably clamped in the limiting groove body 6, the adjusting block 7 is in threaded connection with the screw rod 5, and the frame 3 is fixed on the adjusting block 7.

In this embodiment, the screw rod 5 rotates, and the adjusting block 7 is driven to horizontally move inside the limiting groove 6 by using the threaded connection of the adjusting block 7 and the screw rod 5, so that the frame 3 on the adjusting block 7 is synchronously driven to horizontally move.

As a further scheme of the utility model, the screw rod 5 is driven to rotate by a motor 4 fixedly arranged on the underframe 1, and the output end of the motor 4 is fixedly connected with the screw rod 5 through a coupler.

In this embodiment, the start motor 4 can drive the screw 5 to automatically rotate.

As a further scheme of the utility model, the top of the 匚 plate 17 and the inner top wall of the clamping groove 16 are respectively fixed with a limiting rod 19, and two ends of the spring 18 are respectively sleeved on the limiting rods 19.

In the embodiment, the 匚 plate 17 is pressed on the surfaces of the second bracket 9 and the bulge 21 by using the elastic force of the spring 18, and the limiting rod 19 is used for limiting the spring 18 to prevent the spring 18 from being displaced when the spring stretches.

As a further proposal of the utility model, a plurality of clamping grooves 16 are circumferentially distributed on the cylinder 14 at equal angles, the bulges 21 and the clamping grooves 16 are in pairs, and the corners of the bulges 21 are smoothly transited.

In this embodiment, the 匚 plate 17 will drive the 匚 plate 17 to lift upwards when rotating onto the protrusion 21, so as to drive the clamp ring 20 to lift upwards, and the smooth transition process is convenient for smooth transition of the 匚 plate 17 when passing through the protrusion 21.

As a further scheme of the utility model, the linkage structure comprises a track groove 13 formed in the outer wall of the piston rod 11 and a first ball 15 embedded and clamped in the inner wall of the cylinder 14, wherein the first ball 15 is embedded and clamped in the track groove 13 and can roll along the track in which the track groove 13 is positioned, and the track groove 13 consists of a continuous track with a spiral bottom and a vertical top.

In this embodiment, when the piston rod 11 moves down, the first ball 15 is driven to roll in the spiral track where the track groove 13 is located, and then the cylinder 14 is driven to rotate clockwise, after that, when the piston rod 11 moves down, the first ball 15 is driven to roll in the vertical track where the track groove 13 is located, and the cylinder 14 does not rotate in the process of moving down, on the contrary, when the piston rod 11 moves up, the first ball 15 is firstly driven to roll in the spiral track where the track groove 13 is located, and then the cylinder 14 is driven to rotate anticlockwise, after that, when the piston rod 11 moves up, the first ball 15 is driven to roll in the vertical track where the track groove 13 is located, and the cylinder 14 does not rotate in the process of moving up.

As a further aspect of the present utility model, the size of the clamp ring 20 is adapted to the size of the annular cutter 12, and the clamp ring 20 is located on the outer peripheral side of the annular cutter 12.

In this embodiment, when the fluororubber sealing ring placed on the cutting table 2 is cut by the annular cutting knife 12, the fluororubber sealing ring raw piece placed on the cutting table 2 is pressed and fixed by the pressing ring 20, so that the fluororubber sealing ring raw piece on the periphery of the cutting point is fixed, and the fluororubber sealing ring raw piece is smoother when being cut, and edge warping is avoided.

The utility model has the working principle that a fluororubber sealing ring raw sheet is firstly placed on the upper surface of a cutting table 2, a starting cylinder 10 can drive a piston rod 11 to stretch out and draw back so as to drive an annular cutting knife 12 to lift, then the fluororubber sealing ring raw sheet placed on the cutting table 2 is downwards moved onto the cutting table 2 through the annular cutting knife 12, the cylinder 14 is cooperatively connected with the piston rod 11 through a linkage structure, when the piston rod 11 downwards moves, a first ball 15 is driven to roll in a spiral track where a track groove 13 is positioned so as to drive the cylinder 14 to rotate clockwise, then the piston rod 11 continuously downwards moves so as to drive the first ball 15 to roll in a vertical strip track where the track groove 13 is positioned, the cylinder 14 is not rotated in the process of continuously upwards moving, and when the piston rod 11 upwards moves, the first ball 15 is driven to roll in the spiral track where the track groove 13 is positioned so as to drive the cylinder 14 to rotate anticlockwise, and when the piston rod 11 continuously upwards moves, the cylinder 14 is driven to rotate anticlockwise; when the piston rod 11 moves downwards, the cylinder 14 is driven to rotate clockwise firstly, the 匚 -shaped plate 17 is driven to rotate, the 匚 -shaped plate 17 is compressed by being matched with the elastic expansion of the spring 18, the 匚 -shaped plate 17 reaches the surface of the second bracket 9 from the surface of the bulge 21, the compression ring 20 is driven to move downwards to the cutting table 2 to compress and fix the fluororubber seal ring raw sheet placed on the cutting table 2, the piston rod 11 continues to move downwards to drive the annular cutting knife 12 to cut the fluororubber seal ring raw sheet, and after the cutting is finished, the cylinder 10 drives the piston rod 11 to move upwards, the in-process that piston rod 11 moved up can drive barrel 14 anticlockwise rotation to drive 匚 shaped plate 17 and rotate to protruding 21 surface, thereby drive clamp ring 20 and reciprocate, make clamp ring 20 remove and compress tightly fixedly the fluororubber seal who places on cutting bench 2, thereby be convenient for take out after cutting fluororubber seal, utilize moving adjustment mechanism simultaneously, lead screw 5 rotates, utilize adjusting block 7 and lead screw 5 threaded connection can drive adjusting block 7 at spacing cell body 6 inboard horizontal migration, thereby can drive frame 3 horizontal migration on the adjusting block 7 in step, can adjust the position of frame 3, and then can adjust annular cutting knife 12's horizontal position, adjust the length of cutting of fluororubber seal former piece.

The above-described embodiments are illustrative, not restrictive, and the technical solutions that can be implemented in other specific forms without departing from the spirit or essential characteristics of the present utility model are included in the present utility model.

Claims (7)

1. The utility model provides a fluororubber seal cuts device of adjustable length, includes chassis (1), be fixed with cutting table (2) on chassis (1), be provided with frame (3) on chassis (1), be fixed with first support (8) on frame (3), be fixed with cylinder (10) on first support (8), piston rod (11) are installed to the output of cylinder (10), piston rod (11) bottom mounting has annular cutting knife (12) that are used for cutting fluororubber seal, a serial communication port, the removal adjustment mechanism that set up on chassis (1) can be adjusted on chassis (1) through the frame (3);

The novel fluorine rubber sealing device is characterized in that a second support (9) is fixed on the frame (3), a cylinder body (14) is rotationally arranged on the second support (9), a plurality of clamping grooves (16) are formed in the periphery of the cylinder body (14), 匚 plates (17) are movably clamped in the clamping grooves (16), 匚 plates (17) are buckled on the second support (9), springs (18) are fixedly arranged between the 匚 plates (17) and the clamping grooves (16), a compression ring (20) for compressing and fixing fluorine rubber sealing rings is fixed below the 匚 plates (17) through connecting rods, a plurality of protrusions (21) are fixed on the second support (9), and second balls (22) in rolling connection with the upper surfaces of the second support (9) and the protrusions (21) are movably embedded and clamped on the inner top wall of the 匚 plates (17).

The cylinder body (14) is connected with the piston rod (11) in a matched mode through a linkage structure, the cylinder body (14) is driven to rotate clockwise in the process of downward movement of the piston rod (11), and the cylinder body (14) is driven to rotate anticlockwise in the process of upward movement of the piston rod (11).

2. The fluororubber sealing ring cutting device with the adjustable length according to claim 1, wherein the movable adjusting mechanism comprises a screw rod (5) rotatably arranged on a bottom frame (1), a limiting groove body (6) is formed in the bottom frame (1), an adjusting block (7) is movably clamped in the limiting groove body (6), the adjusting block (7) is in threaded connection with the screw rod (5), and the frame (3) is fixed on the adjusting block (7).

3. The length-adjustable fluororubber sealing ring cutting device according to claim 2, wherein the screw rod (5) is driven to rotate by a motor (4) fixedly arranged on the underframe (1), and the output end of the motor (4) is fixedly connected with the screw rod (5) through a coupler.

4. The cutting device for the fluororubber sealing ring with the adjustable length according to claim 1, wherein a limiting rod (19) is respectively fixed on the top of the 匚 -shaped plate (17) and the inner top wall of the clamping groove (16), and two ends of the spring (18) are respectively sleeved on the limiting rod (19).

5. The cutting device for the fluororubber sealing ring with the adjustable length according to claim 1, wherein a plurality of clamping grooves (16) are circumferentially distributed on the cylinder body (14) at equal angles, the protrusions (21) and the clamping grooves (16) are in pairs, and corners of the protrusions (21) are smoothly transited.

6. The fluororubber sealing ring cutting device with the adjustable length according to claim 1, wherein the linkage structure comprises a track groove (13) formed in the outer wall of the piston rod (11) and a first ball (15) embedded and clamped in the inner wall of the cylinder body (14), the first ball (15) is embedded and clamped in the track groove (13) and can roll along the track in which the track groove (13) is located, and the track groove (13) is composed of a continuous track with a spiral bottom and a vertical top.

7. The fluororubber seal ring cutting device with adjustable length according to claim 1, wherein the size of the compression ring (20) is matched with the size of the annular cutting knife (12), and the compression ring (20) is located on the outer periphery side of the annular cutting knife (12).