CN217424247U

CN217424247U - Concentricity detection mechanism of eccentric center inspection tester

Info

Publication number: CN217424247U
Application number: CN202221192917.2U
Authority: CN
Inventors: 张凯
Original assignee: Nanyang Yukang Photoelectric Co ltd
Current assignee: Nanyang Yukang Photoelectric Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-13
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses an inclined to one side inspection appearance concentricity detection mechanism in center relates to concentricity and detects technical field, but aim at supporting more firm, the multiple shape of centre gripping and the object of size, adjustable percentage table position for the concentricity of inclined to one side inspection appearance in center detects, and technical scheme is: the base is provided with a supporting mechanism, a guide rod and a second supporting plate, the guide rod is connected with a second sliding block and a first supporting plate, the first supporting plate and the second supporting plate are respectively provided with a rotating shaft and an annular sliding groove connected with the first sliding block, the clamping mechanism is connected with the rotating shaft and the first sliding block, the second sliding block is provided with a locking mechanism and a supporting rod with a limiting block, the lifting mechanism is connected with the supporting rod and a fixing plate, the fixing plate is connected with a dial indicator through a fixing rod, and the motor is connected with the second supporting plate and the rotating shaft; the utility model has the advantages that the support is firmer by arranging the support mechanism; the second supporting plate, the guide rod and the clamping mechanism are arranged, and objects with various shapes and sizes can be clamped; the second sliding block and the lifting mechanism are arranged, so that the position of the dial indicator can be adjusted.

Description

Concentricity detection mechanism of eccentric center inspection tester

Technical Field

The utility model relates to a concentricity detects technical field, specifically is a center is to detector concentricity detection mechanism partially.

Background

The deflection tester is a detection type instrument which is improved according to the manufacturing process of a mechanical sliding table, and integrates straightness, parallelism and verticality into a whole by three lines, and a tip is made of tool steel, so that the deflection tester is wear-resistant, long in service life and high in precision. The runout inspection tester has two operation modes: the first type is that a tip is pressed by a wrench to move backwards to clamp a workpiece to be detected for detection, the second type is that a hand wheel is arranged behind the tip, the tip is locked by a lock catch after the tip pushes the workpiece well, and the precision of the workpiece is detected by a dial indicator or a dial indicator; the instrument is mainly used for detecting radial run-out, circular run-out and end face circular run-out of shaft parts and disc parts, and is novel in product design, attractive and elegant in appearance, high in precision and extremely convenient to operate.

Coaxiality is an important technical index for evaluating a cylindrical workpiece, coaxiality errors directly influence the assembly and the use of the workpiece, but when the axis of a measured element of the workpiece is extremely short, the coaxiality is very difficult to evaluate, and the coaxiality is usually evaluated by using concentricity; the coaxiality error directly influences the matching precision and the use condition of the workpiece, the concentricity is the non-concentricity of the circle center of the coaxiality error reaction on the section, and the concentricity error is the offset degree of the circle center; the concentricity is a special form of concentricity, when the measured element is the circle center, the hole on the thin workpiece or the axis of the shaft, the measured axis can be regarded as the measured point, and the coaxiality of the measured axis and the measured element to the reference axis is the concentricity.

The concentricity detection mechanism of the existing eccentricity tester often has the following problems in use: the bottom of the mechanism is only provided with a plurality of supporting legs or is directly supported and fixed through the base, but the place for placing the mechanism is not always a plane, so that the detection mechanism is very easy to shake, and further the clamping and fixing of an object to be detected and the measurement of concentricity are adversely affected; the shape and the size of an object to be detected are various, but the existing detection mechanism can only detect the object with the specific shape and the specific size, so that the application range of the detection mechanism is greatly reduced; the dial indicator is fixedly arranged, cannot be adjusted according to the shape, size and position of an object to be detected, and is inconvenient to use flexibly.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a concentricity detection mechanism of a center deviation inspection tester, which adopts the technical proposal that the concentricity detection mechanism comprises a base and a control circuit, wherein a microprocessor is arranged in the control circuit, which is convenient for uniformly controlling and managing each electrical element in the device, and the concentricity detection mechanism also comprises a support mechanism, a guide rod, a first support plate, a rotating shaft, a clamping mechanism, a first slider, a locking mechanism, a second slider, a support rod, a lifting mechanism, a limit block, a fixed plate, a dial indicator, a second support plate, a motor and a fixed rod, wherein the bottom of the base is provided with a plurality of support mechanisms for supporting, the top is provided with a plurality of guide rods which are transversely arranged and have T-shaped cross sections for guiding, the left side of the top is provided with the second support plate for supporting, the left side of the guide rods is connected with the second slider in a sliding way, so that the second slider can slide left and right along the guide rods, the right side is connected with the first supporting plate in a sliding way, so that the first supporting plate can slide left and right along the guide rod, the inner sides of the first supporting plate and the second supporting plate are respectively provided with an annular chute which is oppositely arranged left and right and the rotating shaft which is positioned at the central part and is rotationally connected, the annular chute is internally connected with a plurality of first sliding blocks in a sliding way, so that the first sliding blocks can slide around the annular chute, the rotating shaft and the first sliding blocks are connected with the clamping mechanism, so that the clamping mechanism can rotate, the front end of the bottom of the second sliding block is provided with the locking mechanism which is connected with the base in a sliding way for locking, the top of the locking mechanism is provided with the supporting rod with the limiting block for supporting, the lifting mechanism is sleeved on the supporting rod, so that the lifting mechanism can lift along the supporting rod, and the fixing plate is arranged outside the lifting mechanism, the fixed plate is connected with the dial indicator through the fixed rod and used for measuring concentricity, the motor is arranged on the second supporting plate and connected with the rotating shaft to provide power, and the motor is connected with the microprocessor to facilitate unified operation and management.

As a preferred technical proposal of the utility model, the supporting mechanism comprises a triangular bracket, a universal ball, a connecting block, a first screw rod, an adjusting rod and a guiding limit rod, the top of the connecting block is connected with the base in a sliding way, the bottom of the connecting block is connected with the triangular bracket through the embedded universal ball, the triangular bracket can automatically adjust the angle under the action of the universal ball through the dead weight of the device, the base is internally provided with a third threaded hole and is meshed with the first screw rod, the base is provided with a first chute and is connected with the guiding limit rod with a T-shaped cross section in a sliding way, the base is also provided with a cavity and the adjusting rod connected with the shaft, the bottom of the cavity is connected with the first screw rod, the bottom of the guiding limit rod is connected with the connecting block, the inner end of the adjusting rod is provided with a first helical gear positioned in the cavity, the top of the first screw rod is provided with a second helical gear positioned in the cavity, the first helical gear and the second helical gear are meshed with each other, and the adjusting rod is rotated to drive the first screw rod to rotate, so that the connecting block moves up and down along the guide limiting rod.

As an optimal technical scheme of the utility model, the A-frame bottom is equipped with the blotter, prevents to crush ground, rubber is chooseed for use to the material of blotter, and elasticity is good, and is with low costs.

As a preferred technical scheme of the utility model, clamping mechanism is including pressing from both sides tight piece, clamp plate, two-way screw rod, regulation head, press from both sides tight piece outer end fixed connection the pivot with first slider, inside recess and hub connection of being equipped with two-way screw rod, two-way screw rod's both ends all are connected with the regulation head for rotate, corresponding setting around the clamp plate is used for pressing from both sides tight object, and inside is equipped with fourth screw hole and meshes and is in on the two-way screw rod, the inboard of clamp plate is equipped with V type groove, can firmly centre gripping object more.

As an optimal technical scheme of the utility model, adjust overhead anti-skidding line that is equipped with, prevent to rotate hand slides when adjusting the head.

As a preferred technical scheme of the utility model, locking mechanism includes extension board, first locking bolt, the extension board top is connected the second slider, rear end sliding connection the base, inside be equipped with first screw hole and mesh have first locking bolt is used for locking the extension board.

As a preferred technical scheme of the utility model, elevating system includes movable block, second locking bolt, inside through-hole and the sliding connection of being equipped with of movable block the bracing piece makes the movable block can slide from top to bottom, the right side be equipped with the corresponding second screw hole of bracing piece position and meshing have second locking bolt is used for locking the movable block.

The utility model has the advantages that: the utility model can adjust the supporting angle by the supporting mechanism through the self weight of the detecting mechanism, and further fit the ground on which the mechanism is placed, even if the place on which the mechanism is placed is not a plane, the mechanism can be firmly supported, and the mechanism is not easy to shake, so that the clamping and fixing of the object to be detected and the measurement of the concentricity cannot be adversely affected; by arranging the first supporting plate, the second supporting plate, the guide rod and the clamping mechanism, even if the object to be detected has various shapes and sizes, the object to be detected can be firmly clamped and fixed, so that the application range of the detection mechanism is greatly enlarged; through setting up second slider, elevating system, fixed plate, dead lever for the percentage table can remove about or reciprocate, and then can adjust according to the shape, size and the position of waiting to detect the object, and it is nimble more convenient to use.

Drawings

Fig. 1 is a schematic structural view of a front view of the present invention;

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

fig. 3 is a schematic structural diagram of a top view of the present invention;

fig. 4 is a schematic structural diagram of a side view of the clamping mechanism of the present invention.

In the figure: 1. a support mechanism; 101. a triangular bracket; 102. a universal ball; 103. connecting blocks; 104. a first screw; 105. adjusting a rod; 106. guiding a limiting rod; 2. a base; 3. a guide rod; 4. a first support plate; 5. a rotating shaft; 6. a clamping mechanism; 601. a clamping block; 602. a clamping plate; 603. a bidirectional screw; 604. an adjustment head; 7. a first slider; 8. a locking mechanism; 801. an extension plate; 802. a first locking bolt; 9. a second slider; 10. a support bar; 11. a lifting mechanism; 1101. a moving block; 1102. a second locking bolt; 12. a limiting block; 13. a fixing plate; 14. a dial indicator; 15. a second support plate; 16. a motor; 17. and (5) fixing the rod.

Detailed Description

Example 1

As shown in fig. 1 to 4, the utility model discloses a concentricity detection mechanism of a center deviation inspection tester, which adopts the technical scheme that the concentricity detection mechanism comprises a base 2 and a control circuit, wherein a microprocessor is arranged in the control circuit, which is convenient for uniformly controlling each electrical element, and the concentricity detection mechanism also comprises a support mechanism 1, a guide rod 3, a first support plate 4, a rotating shaft 5, a clamping mechanism 6, a first slider 7, a locking mechanism 8, a second slider 9, a support rod 10, a lifting mechanism 11, a limit block 12, a fixed plate 13, a dial indicator 14, a second support plate 15, a motor 16 and a fixed rod 17, wherein the bottom of the base 2 is provided with a plurality of support mechanisms 1 for supporting the base 2, the top is provided with a plurality of guide rods 3 which are transversely arranged and have T-shaped cross sections for guiding, the left side of the top is provided with the second support plate 15 for supporting and fixing other parts, the left side of the guide rod 3 is slidably connected with the second slider 9, the component can slide along the guide rod 3, the right side of the component is connected with the first support plate 4 in a sliding manner, the component can slide along the guide rod 3, the inner sides of the first support plate 4 and the second support plate 15 are respectively provided with a ring-shaped chute which is oppositely arranged at the left and the right and a rotating shaft 5 which is positioned at the central part and is rotationally connected with the center part, the ring-shaped chute is internally connected with a plurality of first sliding blocks 7 in a sliding manner, the first sliding blocks 7 can slide around the ring-shaped chute, the rotating shaft 5 and the first sliding blocks 7 are both connected with the clamping mechanism 6, the clamping mechanism 6 can rotate, the front end of the bottom of the second sliding block 9 is provided with the locking mechanism 8 which is connected with the base 2 in a sliding manner and is used for locking the second sliding block 9 and preventing the second sliding block from continuously sliding, the top of the support rod 10 provided with the limit block 12 is used for supporting other components, the lifting mechanism 11 is sleeved on the supporting rod 10, so that the lifting mechanism 11 can move up and down along the supporting rod 10, the fixing plate 13 is arranged outside the supporting rod and used for supporting and fixing other components, the fixing plate 13 is connected with the dial indicator 14 through the fixing rod 17 and used for measuring the concentricity of an object, the motor 16 is arranged on the second supporting plate 15 and connected with the rotating shaft 5 to provide rotating power, and the motor 16 is connected with the microprocessor to facilitate unified control and management.

As a preferred technical scheme of the utility model, the supporting mechanism 1 comprises an A-frame 101, a universal ball 102, a connecting block 103, a first screw 104, an adjusting rod 105, a guiding limiting rod 106, the top of the connecting block 103 is slidably connected with the base 2, the bottom of the connecting block is connected with the A-frame 101 through the embedded universal ball 102, so that the A-frame 101 can rotate under the action of the universal ball 102, a third threaded hole is arranged inside the connecting block and meshed with the first screw 104, the base 2 is provided with a first sliding groove and slidably connected with the guiding limiting rod 106 with a T-shaped cross section, the adjusting rod 105 is further provided with a cavity and a shaft, the cavity bottom shaft is connected with the first screw 104, the guiding limiting rod 106 is connected with the connecting block 103 at the bottom, the inner end of the adjusting rod 105 is provided with a first helical gear positioned in the cavity, the top of the first screw 104 is provided with a second helical gear positioned in the cavity, the first bevel gear and the second bevel gear are meshed with each other, and the adjusting rod 105 is rotated to drive the first screw 104 to rotate, so that the connecting block 103 moves up and down along the guide limiting rod 106.

As an optimal technical scheme of the utility model, A-frame 101 bottom is equipped with the blotter, can protect ground, rubber is chooseed for use to the material of blotter, and elasticity is good, the low price.

As a preferred technical scheme of the utility model, clamping mechanism 6 is including pressing from both sides tight piece 601, clamp plate 602, two-way screw rod 603, adjusting head 604, press from both sides tight piece 601 outer end fixed connection pivot 5 with first slider 7, inside recess and hub connection of being equipped with two-way screw rod 603, two-way screw rod 603's both ends all are connected with adjust head 604 for rotate, corresponding setting around clamp plate 602 for press from both sides tight object, inside is equipped with fourth screw hole and meshes on the two-way screw rod 603, the inboard of clamp plate 602 is equipped with V type groove, can more firmly centre gripping the object of various shapes, for example cylindrically.

As a preferred technical solution of the present invention, the adjusting head 604 is provided with anti-slip lines to prevent the hand from sliding.

As a preferred technical solution of the present invention, the locking mechanism 8 includes an extension plate 801, a first locking bolt 802, the top of the extension plate 801 is connected to the second slider 9, the rear end sliding connection the base 2, the inside is provided with a first threaded hole and is engaged with the first locking bolt 802 for locking and fixing the extension plate 801.

As a preferred technical solution of the present invention, the lifting mechanism 11 includes a moving block 1101 and a second locking bolt 1102, the moving block 1101 is provided with a through hole and is slidably connected to the supporting rod 10, so that the moving block 1101 can be slid up and down along the supporting rod 10, and the right side is provided with a second locking bolt 1102 engaged with a second threaded hole corresponding to the position of the supporting rod 10, for locking and fixing the moving block 1101.

The utility model discloses a theory of operation: supporting a fixed base 2 through a supporting mechanism 1, clamping and fixing an object to be detected with concentricity through a clamping mechanism 6 on a second supporting plate 15, then moving the first supporting plate 4 leftwards along a guide rod 3 until the object is tightly propped, clamping and fixing the object again through the clamping mechanism 6 on the first supporting plate 4, then moving a second slider 9 according to the position to be detected on the object, locking and fixing through a locking mechanism 8 after moving to a specified position, then adjusting the height of a fixed plate 13, a fixed rod 17 and a dial indicator 14 through a lifting mechanism 11 on a supporting rod 10, enabling a limiting block 12 to prevent the lifting mechanism 11 from falling off the supporting rod 10, then starting a motor 16, enabling the clamping mechanism 6 to drive the object to rotate under the action of a rotating shaft 5 and the first slider 7, and detecting the concentricity of the corresponding position of the object; during supporting, the adjusting rod 105 is rotated, the first screw 104 is rotated under the action of the bevel gear, the connecting block 103 moves up and down under the action of the guide limiting rod 106, and the triangular support 101 with the universal ball 102 at the top can automatically adjust the supporting angle under the self weight of the device, so that the fixing is firmer; when an object is clamped, the adjusting head 604 is rotated to rotate the bidirectional screw 603 in the clamping block 601, so that the clamping plate 602 is driven to move relatively, and the object is clamped; during locking, the first locking bolt 802 on the extension plate 801 is rotated until the base 2 is tightly pressed, and the second sliding block 9 can be locked and fixed; when the movable block 1101 is moved up and down along the support rod 10 to a predetermined position, and then fixed by the second locking bolt 1102.

The utility model relates to a microprocessor adopts the type singlechip of astomer 89C51 for open and stop the motor, and 89C 51's pin and connected mode technical manual that technical staff in the field can refer to the textbook or firm and publish obtains the technological enlightenment.

The circuit connection of the present invention is a conventional method adopted by those skilled in the art, and can be suggested by limited tests, which belongs to the common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a center is inclined to one side detector concentricity detection mechanism, includes base (2), control circuit, be equipped with microprocessor in the control circuit, its characterized in that: the rotary table further comprises a supporting mechanism (1), a guide rod (3), a first supporting plate (4), a rotating shaft (5), a clamping mechanism (6), a first sliding block (7), a locking mechanism (8), a second sliding block (9), a supporting rod (10), a lifting mechanism (11), a limiting block (12), a fixing plate (13), a dial indicator (14), a second supporting plate (15), a motor (16) and a fixing rod (17), wherein the bottom of the base (2) is provided with a plurality of supporting mechanisms (1), the top of the base is provided with a plurality of transversely-arranged guide rods (3) with T-shaped sections, the left side of the top of the base is provided with the second supporting plate (15), the left side of each guide rod (3) is connected with the second sliding block (9) in a sliding manner, the right side of each first supporting plate (4) is connected with the right side of the first supporting plate (4), the inner sides of the first supporting plate (4) and the second supporting plate (15) are respectively provided with annular sliding grooves which are oppositely arranged on the left and right side of the rotating shaft (5) which is rotatably connected with the central part, sliding connection has a plurality ofly in the annular chute first slider (7), pivot (5) with first slider (7) are all connected clamping mechanism (6), second slider (9) bottom front end be equipped with base (2) sliding connection locking mechanism (8), the top is established and is had stopper (12) bracing piece (10), elevating system (11) suit is in on bracing piece (10), and the outside is equipped with fixed plate (13), fixed plate (13) pass through dead lever (17) are connected percentage table (14), motor (16) are established connect on second backup pad (15) pivot (5), motor (16) with microprocessor is connected.

2. The eccentricity detection mechanism of claim 1, wherein: the supporting mechanism (1) comprises a triangular bracket (101), a universal ball (102), a connecting block (103), a first screw (104), an adjusting rod (105) and a guiding limit rod (106), the top of the connecting block (103) is connected with the base (2) in a sliding manner, the bottom of the connecting block is connected with the triangular bracket (101) through the embedded universal ball (102), a third threaded hole is formed inside the connecting block and meshed with the first screw (104), the base (2) is provided with a first sliding groove which is connected with the guiding limit rod (106) with a T-shaped cross section in a sliding manner, the supporting mechanism is further provided with a cavity and the adjusting rod (105) connected with the cavity through a shaft, the bottom of the cavity is connected with the first screw (104) through the shaft, the bottom of the guiding limit rod (106) is connected with the connecting block (103), the inner end of the adjusting rod (105) is provided with a first bevel gear positioned in the cavity, and the top of the first screw (104) is provided with a second bevel gear positioned in the cavity, the first and second bevel gears are intermeshed.

3. The concentricity detection mechanism of the decentration inspection tester as claimed in claim 2, wherein: a cushion pad is arranged at the bottom of the triangular support (101), and the cushion pad is made of rubber.

4. The eccentricity detection mechanism of claim 1, wherein: clamping mechanism (6) are including pressing from both sides tight piece (601), clamp plate (602), two-way screw rod (603), regulation head (604), press from both sides tight piece (601) outer end fixed connection pivot (5) with first slider (7), inside is equipped with recess and hub connection two-way screw rod (603), the both ends of two-way screw rod (603) all are connected with adjust head (604), corresponding setting around clamp plate (602), inside is equipped with the fourth screw hole and meshes and is in on two-way screw rod (603), the inboard of clamp plate (602) is equipped with V type groove.

5. The eccentricity detection mechanism of claim 4, wherein: the adjusting head (604) is provided with anti-skid lines.

6. The concentricity detection mechanism of the decentration inspection tester as claimed in claim 1, wherein: locking mechanism (8) are including extending board (801), first locking bolt (802), extend board (801) top and connect second slider (9), rear end sliding connection base (2), inside is equipped with first screw hole and has in the meshing first locking bolt (802).

7. The eccentricity detection mechanism of claim 1, wherein: the lifting mechanism (11) comprises a moving block (1101) and a second locking bolt (1102), a through hole is formed in the moving block (1101) and is connected with the supporting rod (10) in a sliding mode, a second threaded hole corresponding to the position of the supporting rod (10) is formed in the right side of the moving block (1101), and the second locking bolt (1102) is meshed with the second threaded hole.