CN212844161U - Dynamic balancing instrument for detecting roller - Google Patents

Abstract

The utility model relates to a roll detects uses dynamic balancing appearance, include the base and set up in the measuring unit of base top, the base is provided with the first support that is used for fixed roll, the base slides and is connected with the second support, the adjacent lateral wall of first support and second support is provided with anchor clamps, measuring unit and anchor clamps communication connection, the base is provided with the spacing subassembly of interval between first support of restriction and the second support, the base slides and is connected with the protection casing that can cover simultaneously and establish first support and second support, the base is provided with the fastening components that the restriction protection casing slided along the base. This application has the effect that improves the security of workman when measuring roll dynamic balance numerical value.

Description

Dynamic balancing instrument for detecting roller

Technical Field

The application relates to the field of dynamic balance detection equipment, in particular to a dynamic balancing instrument for detecting a roller.

Background

At present, the dynamic balance tester is very conveniently used for measuring the dynamic balance of rotating machines such as on-site steam turbines, water turbines, agricultural machines, centrifuges, fans, water pumps and the like, and whether produced parts are qualified or not is detected through whether the rotation of objects generates vibration or not.

The prior utility model with the authorized bulletin number of CN208505528U discloses a roller dynamic balance testing device, which comprises a bottom plate, wherein the bottom plate is provided with a first bracket and a second bracket which are opposite to each other, and the first bracket and the second bracket are both rotatably connected with two supporting wheels; a connecting plate is arranged on one side, close to the first support, of the bottom plate, a third support for placing a dynamic balance measuring instrument is arranged on the connecting plate, the third support comprises a vertical part and a horizontal part, a sliding plate is connected to the vertical part of the third support in a sliding mode, and a circular hole for installing a motor is formed in the upper side of the sliding plate; and a pressing wheel frame is arranged on the second support, a sliding frame perpendicular to the bottom plate is connected to the pressing wheel frame in a sliding mode, and a pressing wheel is rotatably connected to the bottom of the sliding frame.

According to the related technology, when the dynamic balancing instrument is used for measuring the roller, the roller needs to be rotated for measurement, if the whole mass of the roller is large, the centrifugal force generated in the rotation is large, the roller can be separated from the support and rolls, and the safety is low when the dynamic balancing value of the roller is measured.

SUMMERY OF THE UTILITY MODEL

In order to improve the security of workman when measuring roll dynamic balance numerical value, this application provides a roll detects uses dynamic balancing appearance.

The application provides a roll detects uses dynamic balancing appearance adopts following technical scheme:

the utility model provides a roll detects uses dynamic balancing appearance, includes the base and sets up in the measuring unit of base top, the base is provided with the first support that is used for fixed roll, the base slides and is connected with the second support, the adjacent lateral wall of first support and second support is provided with anchor clamps, measuring unit and anchor clamps communication connection, the base is provided with the spacing subassembly of interval between first support of restriction and the second support, the base slides and is connected with the protection casing that can cover simultaneously and establish first support and second support, the base is provided with the fastening components that the restriction protection casing slided along the base.

By adopting the technical scheme, the roller is moved to a position between the first bracket and the second bracket through the travelling crane; sliding the second support to one side far away from the first support along the base according to the actual length of the roller to be detected, adjusting the distance between the first support and the second support, fixing the roller through a clamp after adjusting to a proper position, and fixing the position of the second support and the position of the base through a limiting assembly; remove the protection casing again and cover simultaneously and establish first support and second support, prevent through fastening components that the protection casing shifts when measuring to improve the stability of protection casing when detecting, set up the protection casing and will detect the well roll cover and establish, prevent that the roll from rolling to the region outside the base behind the support, thereby improve the security of workman when measuring roll dynamic balance numerical value.

Preferably, the base slides and is connected with the slide, the slide slides and is connected with a plurality of first pneumatic cylinders, one side of first pneumatic cylinder dorsad slide is provided with the butt joint seat, first pneumatic cylinder threaded connection has the lead screw, the slide can follow the length direction of base and come and go and slide, the length direction that the slide can be followed to first pneumatic cylinder comes and goes and slide, the central line of slide and the central line of base are perpendicular setting.

By adopting the technical scheme, the distance between the adjacent sliding seats is adjusted according to the actual length of the roller to be detected, and the distance between the adjacent hydraulic cylinders is adjusted through the lead screw according to the diameter of the roller to be detected; the travelling crane moves the roller to be detected to a position between the first support and the second support, the butt joint block is abutted to the peripheral wall of the roller, the butt joint of the roller to be detected and the clamp is completed through the control screw rod and the hydraulic cylinder, manual operation of workers is avoided, and therefore safety of the workers in operation is improved.

Preferably, the butt joint seat is provided with a concave groove for abutting the peripheral wall of the roller in a concave manner, and an elastic pad is arranged on the back inner wall of the concave groove.

Through adopting above-mentioned technical scheme, set up the perisporium butt of draw-in groove and roll, set up the cushion at the draw-in groove inner wall, avoid butt joint piece fish tail roll perisporium to improve the practicality of dynamic balancing appearance in use.

Preferably, the limiting assembly comprises a guide block arranged on the side edge of the second support in a protruding mode and a guide groove which is formed in the upper surface of the base and can be used for the guide block to slide back and forth, the guide block is in threaded connection with a limiting bolt, and the bottom end of the limiting bolt can be abutted to the side edge of the base.

Through adopting above-mentioned technical scheme, when the interval of first support and second support needs to be adjusted, drive the guide block through removing the second support and slide in the guide way, slide to the assigned position after, rotating limit bolt to the side butt with the base to prevent that the guide block from sliding in the guide way, can accomplish the rigidity of second support.

Preferably, the base upper surface is provided with the scale mark, the scale mark is located the guide block below, the scale of scale mark is the indent setting.

By adopting the technical scheme, the scale marks are arranged, so that the sliding position of the second support can be accurately adjusted, and the convenience for adjusting the distance between the first support and the second support is improved; the scale marks are arranged in an inwards concave mode, and the guide block is prevented from being abraded by the scale marks when sliding along the guide groove.

Preferably, the fastening components include sliding connection in the locking lever of protection casing, the indent sets up in the locked groove of first support side and offers in the draw-in groove that first support is close to second support one side, the extending direction of locked groove is in the same direction with the sliding direction syntropy of locking lever, draw-in groove and locked groove intercommunication.

Through adopting above-mentioned technical scheme, after waiting to detect the roll and accomplish fixedly through anchor clamps, the protective housing slides along the base, drives the locking lever and removes to detain in the draw-in groove, then manually drives the locking lever and slides to the bottom along the locked groove to prevent that the locking lever from breaking away from the locked groove, thereby realize the fastening of protective housing and first support.

Preferably, the second support is close to one side protrusion of first support and is provided with the gag lever post, the gag lever post rotates and is connected with the clamp, the clamp is provided with the regulation pole towards one side of first support, the inner chamber that can supply the regulation pole to come and go to slide is seted up to gag lever post inside, the one end of adjusting the pole clamp dorsad is located inside the inner chamber.

Through adopting above-mentioned technical scheme, when the roll that will wait to detect is put into between first support and the second, with locking lever and clamp lock, prevent that the protection casing from sliding on the base, when needs use the protection casing, mention the clamp along the one side of second support dorsad, rotate the regulation pole, rotate the clamp to the opposite side, remove the lock state of locking lever and clamp, can remove the protection casing.

Preferably, the one end protrusion of adjusting the pole and keeping away from the clamp is provided with the dog, it is equipped with the spring to adjust the pole cover, spring one end and dog butt, the inner wall butt of the other end and inner chamber.

Through adopting above-mentioned technical scheme, set up and adjust the pole cover and establish the spring, can improve the degree of closeness of clamp and locking lever joint, avoid adjusting the pole and slide along the inner chamber to avoid the clamp to break away from the locking lever.

In summary, the present application includes at least one of the following beneficial technical effects:

moving the roller between the first bracket and the second bracket through the travelling crane; adjusting the distance between the first support and the second support according to the actual length of the roller to be detected, fixing the roller by using a clamp, and fixing the position of the second support and the position of the base by using a limiting assembly; the protective cover is moved and simultaneously covered with the first support and the second support, the fastening assembly prevents the protective cover from shifting during measurement, so that the stability of the protective cover during detection is improved, the protective cover is arranged to cover the roller during detection, the roller is prevented from rolling to an area outside the base after being separated from the support, and the safety of workers during measuring the dynamic balance value of the roller is improved;

when the interval of first support and second support needs to be adjusted, drive the guide block through removing the second support and slide in the guide way, slide to the assigned position after, the spacing bolt of rotating to the side butt with the base to prevent that the guide block from sliding in the guide way, can accomplish the rigidity of second support.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a dynamic balancing apparatus;

FIG. 2 is a cross-sectional view taken along line F-F of FIG. 1 and an exploded view of the fastening assembly;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged schematic view of portion B of FIG. 2;

fig. 5 is a schematic view of the overall structure of the bracket.

Description of reference numerals: 1. a base; 11. a second hydraulic cylinder; 12. a measuring unit; 2. a first bracket; 3. a second bracket; 31. a limiting rod; 32. adjusting a rod; 33. an inner cavity; 34. clamping a hoop; 35. a spring; 36. a stopper; 4. a clamp; 41. positioning seats; 42. a top rod; 43. a top block; 5. a bracket; 51. a slide base; 52. a first hydraulic cylinder; 53. a docking station; 54. a groove; 55. an elastic pad; 56. a screw rod; 57. a handle; 6. a limiting component; 61. a guide block; 62. a guide groove; 63. a limit bolt; 64. scale lines; 7. a protective cover; 8. a fastening assembly; 81. a chute; 82. a lock lever; 83. locking the groove; 84. a card slot; 85. a strut; 86. avoiding the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses dynamic balancing appearance for roll detection.

Referring to fig. 1 and 2, a dynamic balancer for roll testing includes a base 1 horizontally fixed to the ground, first support 2 of vertical fixation in base 1 upper surface and the second support 3 that comes and goes to slide along 1 length direction of base, 1 last fixed surface of base has the second hydraulic cylinder 11 that drives second support 3 and come and go to slide along 1 length direction of base, the adjacent lateral wall of first support 2 and second support 3 rotates and is connected with anchor clamps 4, one side that first support 2 is back to anchor clamps 4 is fixed with measuring unit 12, measuring unit 12 and anchor clamps 4 communication connection, it is connected with the flexible bracket 5 of vertical direction of following to slide between first support 2 and the second support 3, base 1 side threaded connection has the spacing subassembly 6 of restriction second support 3 fixed position, base 1 slides and is connected with the protection casing 7 that can cover simultaneously and establish first support 2 and second support 3, protection casing 7 inner wall is fixed with the fastening component 8 that restriction protection casing 7 slided along base 1.

Referring to fig. 2, the fixture 4 includes a positioning seat 41 rotatably disposed through the first bracket 2 or the second bracket 3 and a mandrel 42 convexly disposed on one side of the positioning seat 41 facing the bracket 5, four jacking blocks 43 are convexly disposed on one side of the positioning seat 41 facing the bracket 5, and the four jacking blocks 43 are circumferentially and equidistantly distributed with an axis of the mandrel 42 as a center of circle; the side of the top block 43, which faces away from the positioning seat 41, can be used for the end of the roller to be detected to abut against.

Referring to fig. 2, the limiting assembly 6 comprises a guide block 61 protruding from two sides of the second bracket 3 and a guide groove 62 recessed from a side of the base 1, the cross section of the guide block 61 is L-shaped, the guide block 61 can slide back and forth along the guide groove 62, a limiting bolt 63 is connected to one side of the guide block 61 facing away from the base 1 through a thread, and the bottom of the limiting bolt 63 can abut against the side of the base 1; the upper surface of the base 1 is concavely provided with scale marks 64, the scale marks 64 extend along the length direction of the base 1, and the scale marks 64 are positioned below the guide block 61.

Referring to fig. 1 and 3, the fastening assembly 8 includes a sliding slot 81 extending through a single side of the shield 7 and a locking bar 82 slidably coupled to the sliding slot 81.

Referring to fig. 2 and 4, a locking groove 83 is concavely formed in a side edge of the first bracket 2, the sliding groove 81 and the locking groove 83 both extend in the vertical direction, a locking groove 84 for the locking rod 82 to be locked into is concavely formed in one side of the first bracket 2 facing the second bracket 3, and the locking groove 84 is communicated with the locking groove 83 and penetrates through one side of the first bracket 2.

Referring to fig. 3 and 4, a supporting rod 85 is vertically disposed on the circumferential wall of one end of the locking rod 82 that can be buckled into the locking groove 84, an avoiding groove 86 into which the locking rod supporting rod 85 is screwed is concavely disposed on the inner wall of the bottom of the locking groove 83, and the locking rod 82 can be prevented from being separated from the locking groove 83 by buckling the supporting rod 85 into the avoiding groove 86.

Referring to fig. 2 and 3, a limiting rod 31 is vertically fixed on one side of the second bracket 3 facing the first bracket 2, the limiting rod 31 is rotatably connected with an adjusting rod 32, an inner cavity 33 for the adjusting rod 32 to slide back and forth along the horizontal direction is formed in the limiting rod 31, one end of the adjusting rod 32 close to the second bracket 3 can slide back and forth along the inner cavity 33, a hoop 34 is fixed on one end of the adjusting rod 32 opposite to the second bracket 3, and a stop 36 is fixed on one end of the adjusting rod 32 opposite to the hoop 34; the adjusting rod 32 is sleeved with a spring 35, one end of the spring 35 is abutted with one side of the stop block 36 back to the second bracket 3, and the other end of the spring is abutted with the inner wall of the inner cavity 33.

Referring to fig. 1 and 5, the bracket 5 includes two sliding bases 51 capable of sliding back and forth along the length direction of the base 1, two first hydraulic cylinders 52 connected to the upper surfaces of the sliding bases 51 in a sliding manner, and a docking seat 53 fixed to the top ends of hydraulic rods of the first hydraulic cylinders 52, the two sliding bases 51 are arranged in parallel, and the center lines of the sliding bases 51 and the center line of the base 1 are in a perpendicular state; the two first hydraulic cylinders 52 are symmetrically arranged; the first hydraulic cylinders 52 are in threaded connection with a screw rod 56, the screw rod 56 horizontally penetrates through the two first hydraulic cylinders 52, and a handle 57 capable of driving the screw rod 56 to rotate is fixed at the end part of the screw rod 56; a groove 54 with a fan-shaped cross section is concavely arranged on one side of the butt joint seat 53, which is back to the first hydraulic cylinder 52, an elastic pad 55 made of rubber is adhered to the inner wall of the groove 54, and the side of the elastic pad 55, which is back to the inner wall of the groove 54, can be abutted against the peripheral wall of the roller to be detected.

The implementation principle of the dynamic balancing instrument for detecting the roller in the embodiment of the application is as follows: the roller is moved to the position above the position between the first support 2 and the second support 3 through the travelling crane, the width between the butt joint seats 53 is adjusted through the screw rod 56 according to the actual diameter of the roller to be detected, the extending length of the butt joint seats 53 is controlled through the first hydraulic cylinder 52, when the roller to be detected is placed in a clamping state with the butt joint seats 53, the travelling crane is withdrawn, the roller is controlled to be aligned with the ejector rod 42 through the first hydraulic cylinder 52, after the roller is aligned, the distance between the first support 2 and the second support is controlled through the second hydraulic cylinder 11, the clamp 4 finishes clamping the clamping roller, and the first hydraulic cylinder 52 retracts downwards; lifting the adjusting rod 32 from the inner cavity 33, rotating the adjusting rod 32, releasing the clamping state of the clamp 34 to the lock rod 82, manually moving the protective cover 7, buckling the lock rod 82 into the lock groove 83 through the clamping groove 84, manually driving the lock rod 82 to slide downwards along the sliding groove 81, driving the lock rod 82 to slide to the bottom in the lock groove 83, rotating the lock rod 82, buckling the support rod 85 into the avoiding groove 86, preventing the lock rod 82 from separating from the lock groove 83, and starting to measure the roller, wherein the measuring unit 12 is in communication connection with the clamp 4 and outputs the detection data of the roller; when the dynamic balancing instrument is not used, the lock rod 82 is buckled with the clamp 34, and the spring 35 improves the buckling tightness of the clamp 34 and the lock rod 82.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a roll detects uses dynamic balancing appearance, includes base (1) and sets up in measuring unit (12) above base (1), its characterized in that: base (1) is provided with first support (2) that are used for the fixed roll, base (1) slides and is connected with second support (3), the adjacent lateral wall of first support (2) and second support (3) is provided with anchor clamps (4), measuring unit (12) and anchor clamps (4) communication connection, base (1) is provided with spacing subassembly (6) of interval between first support (2) of restriction and second support (3), base (1) slides and is connected with protection casing (7) that can cover simultaneously and establish first support (2) and second support (3), base (1) is provided with fastening component (8) that restriction protection casing (7) slided along base (1).

2. The dynamic balancing instrument for roll testing according to claim 1, wherein: base (1) slide and be connected with slide (51), slide (51) slide and be connected with a plurality of first pneumatic cylinder (52), one side of first pneumatic cylinder (52) slide (51) dorsad is provided with butt joint seat (53), first pneumatic cylinder (52) threaded connection has lead screw (56), slide (51) can be followed the length direction of base (1) and come and go to slide, the length direction that slide (51) can be followed in first pneumatic cylinder (52) comes and goes to slide, the central line of slide (51) is perpendicular setting with the central line of base (1).

3. The dynamic balancing instrument for roll testing according to claim 2, wherein: the butt joint seat (53) is provided with a concave groove (54) for the circumferential wall of the roller to abut against in a concave mode, and an elastic pad (55) is arranged on the back inner wall of the concave groove (54).

4. The dynamic balancing instrument for roll testing according to claim 1, wherein: spacing subassembly (6) including the protrusion set up in guide block (61) of second support (3) side and set up in base (1) upper surface and can supply guide block (61) to come and go guide way (62) that slide, guide block (61) threaded connection has spacing bolt (63), spacing bolt (63) bottom can with base (1) side butt.

5. The dynamic balancing instrument for roll testing according to claim 4, wherein: the base (1) upper surface is provided with scale mark (64), scale mark (64) are located guide block (61) below, the scale of scale mark (64) is the indent setting.

6. The dynamic balancing instrument for roll testing according to claim 1, wherein: fastening components (8) including slide connect in locking lever (82) of protection casing (7), indent set up in the locked groove (83) of first support (2) side and offer in draw-in groove (84) that first support (2) are close to second support (3) one side, the extending direction of locked groove (83) is with the sliding direction syntropy of locking lever (82), draw-in groove (84) and locked groove (83) intercommunication.

7. The dynamic balancing instrument for roll testing according to claim 6, wherein: the utility model discloses a quick-witted, including first support (2), second support (3) are close to one side protrusion of first support (2) and are provided with gag lever post (31), gag lever post (31) rotate and are connected with clamp (34), clamp (34) are provided with towards one side of first support (2) and adjust pole (32), inner chamber (33) that can supply adjust pole (32) to come and go to slide are seted up to gag lever post (31) inside, it is located inside inner chamber (33) to adjust the one end of pole (32) clamp (34) dorsad.

8. The dynamic balancing instrument for roll testing according to claim 7, wherein: adjust pole (32) one end protrusion that clamps (34) dorsad and be provided with dog (36), it is equipped with spring (35) to adjust pole (32) cover, spring (35) one end and dog (36) butt, the inner wall butt of the other end and inner chamber (33).

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