CN210603124U

CN210603124U - Roundness checking device for expansion joint rounding machining

Info

Publication number: CN210603124U
Application number: CN201921712929.1U
Authority: CN
Inventors: 王焕庆; 王瀚涛; 张净; 危立涛; 李栋
Original assignee: Shandong Hengtong Expansion Joint Manufacturing Co ltd
Current assignee: Shandong Hengtong Expansion Joint Manufacturing Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-05-22
Anticipated expiration: 2029-10-14

Abstract

A roundness checking device for rolling processing of expansion joints is characterized in that a rolling body is placed on a rotary table, then a clamping block synchronous driving mechanism is used for breaking a left clamping block and enabling the clamping block to synchronously move in the direction until the rolling body is clamped and fixed, so that the rolling body and the rotary table are ensured to be coaxial, then a sliding block is driven by a sliding block driving mechanism to move up and down to a proper height, a connecting rod is pushed until a pointer of a dial gauge is in contact with the outer surface of the rolling body, when the connecting rod is pushed, steel balls are continuously inserted into ball grooves, when the connecting rod moves in place, the steel balls are driven by springs to be inserted into corresponding ball grooves, locking of the position of the connecting rod relative to the sliding block is achieved, at the moment, an operator rotates the rotary table to enable the dial gauge to measure roundness on the rolling body, operation is convenient and simple, and the.

Description

Roundness checking device for expansion joint rounding machining

Technical Field

The utility model relates to an expansion joint makes technical field, concretely relates to expansion joint edge rolling processing circularity calibration equipment.

Background

When the expansion joint is machined and manufactured, a main body of the expansion joint is subjected to butt welding after being rolled by a rolling machine to form a cylindrical structure through welding, the expansion joint needs to be turned after welding, the roundness of the main body is detected on a lathe through a dial indicator after machining, and if the roundness does not reach the standard, a roundness correcting machine needs to be used for correcting subsequently. The roundness detection on the lathe is complex in clamping, meanwhile, a lathe spindle box needs to be hung to a low-speed gear during detection, and the lathe spindle box needs to be hung to a high-speed gear for next turning after detection is finished, so that inconvenience in operation is caused, and production efficiency is affected.

Disclosure of Invention

The utility model discloses an overcome not enough of above technique, provide an expansion joint edge rolling processing circularity verifying attachment of convenient operation, notice check-up efficiency.

The utility model overcomes the technical scheme that its technical problem adopted is:

the utility model provides an expansion joint edge rolling processing circularity verifying attachment, includes:

the upper end of the base is rotatably provided with a rotating shaft I through a bearing I, and the axis of the rotating shaft I is arranged along the vertical direction;

the rotary table is of a cylindrical structure and is arranged at the upper end of the rotating shaft I, the rotary table and the rotating shaft I are coaxial, sliding grooves are formed in the left end and the right end of the rotary table respectively in the horizontal direction, a left sliding block is slidably arranged in the sliding groove in the left side, a right sliding block is slidably arranged in the sliding groove in the right side, a left clamping block is arranged at the upper end of the left sliding block, and a right clamping block is arranged at the upper end of the right sliding;

the clamping block synchronous driving mechanism is arranged in the rotary table and used for driving the left sliding block and the right sliding block to synchronously move;

the upright post is vertically arranged on the base and is provided with a long hole along the vertical direction, and the sliding block is arranged in the long hole in a sliding manner;

the sliding block driving mechanism is arranged on the stand column and used for driving the sliding block to move up and down along the long hole;

the connecting rod slides and is inserted into the sliding block along the horizontal direction, the dial indicator is installed at the head end of the connecting rod, a plurality of ball grooves are formed in the connecting rod at intervals along the length direction of the connecting rod, a sliding hole is formed in the sliding block, the steel ball is located at the head end of the sliding hole, the spring is arranged in the sliding hole, one end of the spring is connected with the steel ball, the other end of the spring is connected with the sliding block, and the steel ball is inserted into the ball grooves under the elastic force.

Furthermore, above-mentioned slider actuating mechanism is including setting up in the apron at stand top, setting up bearing III in the apron, rotating and installing on bearing III and be located the lead screw III of slot hole, lead screw III is connected with the slider transmission, hand wheel II is installed to the upper end of lead screw III.

Further, above-mentioned clamp splice synchronous drive mechanism includes that II horizontal rotations of bearing install pivot II in the revolving stage, the left side end of pivot II is provided with lead screw I, and lead screw I is connected with left slider transmission, the right side end of pivot II is provided with lead screw II, and lead screw II is connected with right slider transmission, and lead screw I is opposite with the screw thread of lead screw II soon, and the head end of pivot II is provided with hand wheel I.

The utility model has the advantages that: the rolling round body is placed on the rotary table, then the clamping block synchronous driving mechanism is utilized to break the left clamping block of the labyrinth and synchronously move the clamping block until the rolling round body is clamped and fixed, so that the rolling round body is ensured to be coaxial with the rotary table, then the sliding block is driven to move up and down to a proper height through the sliding block driving mechanism, the connecting rod is pushed until a pointer of the dial indicator is contacted with the outer surface of the rolling round body, when the connecting rod is pushed, the steel ball is continuously inserted into each ball groove, when the connecting rod moves in place, the spring drives the steel ball to be inserted into the corresponding ball groove, locking of the position of the connecting rod relative to the sliding block is realized, at the moment, an operator rotates the rotary table to enable the dial indicator to measure the roundness on the rolling round body, the operation is convenient and simple.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic top view of the slider according to the present invention;

in the figure, 1, a base 2, a rotary table 3, a bearing I4, a rotating shaft I5, a sliding groove 6, a left clamping block 7, a right clamping block 8, a rolling body 9, a left sliding block 10, a right sliding block 11, a lead screw I12, a lead screw II 13, a rotating shaft II 14, a bearing II 15, a hand wheel I16, an upright post 17, a long hole 18, a sliding block 19, a connecting rod 20, a dial indicator 21, a lead screw III 22, a cover plate 23, a bearing III 24, a hand wheel II 25, a sliding hole 26, a spring 27, a steel ball 28 and a ball groove.

Detailed Description

The present invention will be further explained with reference to fig. 1, fig. 2 and fig. 3.

The utility model provides an expansion joint edge rolling processing circularity verifying attachment, includes: the upper end of the base 1 is rotatably provided with a rotating shaft I4 through a bearing I3, and the axis of the rotating shaft I4 is arranged along the vertical direction; the rotary table 2 is of a cylindrical structure and is arranged at the upper end of a rotating shaft I4, the rotary table 2 and the rotating shaft I4 are coaxial, sliding grooves 5 are formed in the left end and the right end of the rotary table 2 respectively along the horizontal direction, a left sliding block 9 is installed in the sliding groove 5 on the left side in a sliding mode, a right sliding block 10 is installed in the sliding groove 5 on the right side in a sliding mode, a left clamping block 6 is arranged at the upper end of the left sliding block 9, and a right clamping block 7 is arranged at the; the clamping block synchronous driving mechanism is arranged in the rotary table 2 and is used for driving the left sliding block 9 and the right sliding block 10 to synchronously move; the upright post 16 is vertically arranged on the base 1, a long hole 17 is arranged in the vertical direction, and the sliding block 18 is slidably arranged in the long hole 17; the slide block driving mechanism is arranged on the upright post 16 and is used for driving the slide block 18 to move up and down along the long hole 17; the connecting rod 19 is inserted into the sliding block 18 in a sliding mode in the horizontal direction, the dial indicator 20 is installed at the head end of the connecting rod 19, the connecting rod 19 is provided with a plurality of ball grooves 28 at intervals along the length direction of the connecting rod, a sliding hole 25 is formed in the sliding block 18, the steel ball 27 is located at the head end of the sliding hole 25, the spring 26 is arranged in the sliding hole 25, one end of the spring 26 is connected with the steel ball 27, the other end of the spring is connected with the sliding block 18, and the steel ball 27 is inserted into the ball grooves 28 under the elastic. After the rolling body 8 of the expansion joint is machined, the rolling body 8 is placed on the rotary table 2, the clamping block synchronous driving mechanism is used for breaking the left clamping block 6 and the clamping block 7 to synchronously move in the direction until the rolling body 8 is clamped and fixed, so that the rolling body 8 and the rotary table 2 are coaxial, then the sliding block 18 is driven by the sliding block driving mechanism to move up and down to a proper height, the connecting rod 19 is pushed until a pointer of the dial gauge 20 is in contact with the outer surface of the rolling body 8, steel balls are continuously inserted into the ball grooves 28 when the connecting rod 19 is pushed, the spring 26 drives the steel balls 27 to be inserted into the corresponding ball grooves 28 after the connecting rod 19 moves in place, the locking of the position of the connecting rod 19 relative to the sliding block 18 is realized, at the moment, an operator rotates the rotary table 2 to enable the dial gauge 20 to measure the roundness of the rolling body 8, the operation is convenient and simple, and the manufacturing efficiency of the expansion.

The slide block driving mechanism can be of a structure comprising a cover plate 22 arranged at the top of the upright post 16, a bearing III 23 arranged in the cover plate 22 and a lead screw III 21 rotatably arranged on the bearing III 23 and positioned in the long hole 17, the lead screw III 21 is in transmission connection with the slide block 18, and a hand wheel II 24 is arranged at the upper end of the lead screw III 21. The hand wheel II 24 can conveniently drive the screw III 21 to rotate, the screw III 21 rotates to drive the sliding block 18 to slide up and down, and the operation is convenient and simple.

The clamp splice synchronous driving mechanism can be following structure, it includes through II 14 horizontal rotation of bearing installs in 2 interior pivots II 13 of revolving stage, the left side end of pivot II 13 is provided with lead screw I11, lead screw I11 is connected with the 9 transmissions of left slider, the right side end of pivot II 13 is provided with lead screw II 12, lead screw II 12 is connected with the 10 transmissions of right slider, the screw thread of lead screw I11 and lead screw II 12 is revolved to opposite, the head end of pivot II 13 is provided with hand wheel I15. Can drive pivot II 13 through hand wheel I15 and rotate, it slides along left spout 5 through I11 drive left slider 9 of lead screw when pivot II 13 rotates, and II 12 drive right slider 10 of lead screw slide along the spout 5 on right side, because the screw of I11 and II 12 of lead screw revolves to opposite, therefore the motion of left slider 9 and right slider 10 is synchronous and reciprocal, easy operation is convenient.

Claims

1. The utility model provides an expansion joint edge rolling processing circularity verifying attachment which characterized in that includes:

the upper end of the base (1) is rotatably provided with a rotating shaft I (4) through a bearing I (3), and the axis of the rotating shaft I (4) is arranged along the vertical direction;

the rotary table (2) is of a cylindrical structure and is arranged at the upper end of the rotating shaft I (4), the rotary table (2) and the rotating shaft I (4) are coaxial, sliding grooves (5) are respectively formed in the left end and the right end of the rotary table (2) along the horizontal direction, a left sliding block (9) is slidably mounted in the sliding groove (5) in the left side, a right sliding block (10) is slidably mounted in the sliding groove (5) in the right side, a left clamping block (6) is arranged at the upper end of the left sliding block (9), and a right clamping block (7) is arranged at the upper end of the right;

the clamping block synchronous driving mechanism is arranged in the rotary table (2) and is used for driving the left sliding block (9) and the right sliding block (10) to synchronously move;

the upright post (16) is vertically arranged on the base (1), a long hole (17) is formed in the upright post along the vertical direction, and the sliding block (18) is slidably arranged in the long hole (17);

the sliding block driving mechanism is arranged on the upright post (16) and is used for driving the sliding block (18) to move up and down along the long hole (17);

connecting rod (19), slip cartridge in slider (18) along the horizontal direction, amesdial (20) are installed to the head end of connecting rod (19), connecting rod (19) are provided with a plurality of ball grooves (28) along its length direction interval, be provided with slide opening (25) in slider (18), steel ball (27) are located the head end of slide opening (25), spring (26) set up in slide opening (25), its one end links to each other with steel ball (27), its other end links to each other with slider (18), under the elasticity of spring (26), steel ball (27) cartridge is in ball groove (28).

2. The expansion joint rounding processing roundness checking device according to claim 1, characterized in that: the sliding block driving mechanism comprises a cover plate (22) arranged at the top of the upright column (16), a bearing III (23) arranged in the cover plate (22), and a lead screw III (21) which is rotatably arranged on the bearing III (23) and is positioned in the long hole (17), the lead screw III (21) is in transmission connection with the sliding block (18), and a hand wheel II (24) is arranged at the upper end of the lead screw III (21).

3. The expansion joint rounding processing roundness checking device according to claim 1, characterized in that: the clamp splice synchronous driving mechanism includes that it installs pivot II (13) in revolving stage (2) to rotate through bearing II (14) level, the left side end of pivot II (13) is provided with lead screw I (11), and lead screw I (11) are connected with left slider (9) transmission, the right side end of pivot II (13) is provided with lead screw II (12), and lead screw II (12) are connected with right slider (10) transmission, and the screw of lead screw I (11) and lead screw II (12) is revolved to opposite, and the head end of pivot II (13) is provided with hand wheel I (15).