CN216463971U - Quick zero setting device of excircle measuring machine - Google Patents

Abstract

The utility model belongs to the technical field of the test instrument technique and specifically relates to a quick zero set device of excircle measurement machinery is related to, a quick zero set device of excircle measurement machinery, including last sensor and lower sensor to the cylindricality part is measured, be fixed in the bottom plate of grinding machine, be fixed with the hydro-cylinder on the bottom plate, the piston end level of hydro-cylinder is placed, and install the connecting block on the piston end of hydro-cylinder, bottom plate one end fixedly connected with backup pad is kept away from to the connecting block, the hole of sliding has been seted up to the backup pad, the hole of sliding is slided perpendicularly and is installed at least two sets of subassemblies that slide, go up the sensor and be fixed in a set of subassembly that slides respectively with lower sensor, it slides and fastens in the backup pad through the direction that the subassembly orientation of sliding is close to or keeps away from each other to go up the sensor and lower sensor. This application has the effect that improves sensor zero setting speed.

Description

Quick zero setting device of excircle measuring machine

Technical Field

The application relates to the technical field of testing instruments, in particular to a quick zero setting device for excircle measuring machinery.

Background

The cylindrical measuring machine is used as auxiliary detection equipment in machining, is used for controlling the machining outer diameter of a cylindrical part, is often matched with a grinding machine for use, and drives an outer circle testing machine to move towards or away from the cylindrical part through an oil cylinder.

When the part is small, the measurement can be carried out through a single independent sensor, when the size of the machined part is large, the measurement cannot be carried out through the single sensor, the upper sensor and the lower sensor are required to be matched for measurement, and the initial position of the sensor needs to be moved to serve as a zero point when products with different sizes are machined each time; among the prior art, upper and lower sensor is installed at same mounting bracket, and a plurality of installation round holes have been seted up to the mounting bracket, and upper and lower sensor is fixed in the mounting hole through bolted connection, and when needs zero-adjusting to the sensor, need dismantle the sensor, select suitable mounting hole again, fix once more through bolted connection.

In view of the above-mentioned related technical solutions, the applicant believes that it takes time to disassemble the bolt on the sensor each time the sensor is adjusted to zero, and then to perform bolt connection again after the position is adjusted.

SUMMERY OF THE UTILITY MODEL

In order to improve the zero setting speed of sensor, this application provides a quick zero setting device of excircle measurement machinery.

The application provides a pair of quick zero set device of excircle measurement machinery adopts following technical scheme:

the utility model provides an excircle measurement machinery quick zero-setting device, includes last sensor and lower sensor to the measurement of cylindricality part, is fixed in the bottom plate of grinding machine, be fixed with the hydro-cylinder on the bottom plate, the piston end level of hydro-cylinder is placed, just install the connecting block on the piston end of hydro-cylinder, the connecting block is kept away from bottom plate one end fixedly connected with backup pad, the hole that slides has been seted up to the backup pad, slide the hole and slide perpendicularly and install at least two sets of subassemblies that slide, go up the sensor and be fixed in a set of subassembly that slides respectively with lower sensor, it slides and fastens in the backup pad through the direction that the subassembly orientation of sliding is close to each other or keeps away from to go up the sensor and lower sensor.

By adopting the technical scheme, before the cylindrical part is machined by the grinding machine, the sliding assembly moves in the sliding hole according to the machining size of the part, so that the initial positions of the upper sensor and the lower sensor are adjusted, after the positions are adjusted, the sliding assembly is fixed on the supporting plate, the upper sensor and the lower sensor are zeroed, the upper sensor and the lower sensor move towards the cylindrical part under the driving of the oil cylinder, the cylindrical part is clamped between the upper sensor and the lower sensor, the grinding machine starts to machine the cylindrical part, when the grinding machine machines the part to the zero positions of the upper sensor and the lower sensor, the sensors give out signals, the grinding machine stops machining the cylindrical part, the oil cylinder drives the upper sensor and the lower sensor to be away from the cylindrical part, when the cylindrical part with different machining specifications needs to be replaced, the actions are repeated, the zeroing work is carried out again, and the upper sensor and the lower sensor do not need to be disassembled, zero setting work can be carried out fast through the mode of sliding.

Preferably, the subassembly that slides includes vertical slidable mounting and will the slider on the backup pad lateral wall is fixed in the mounting of support frame, the mounting is along vertical direction slidable mounting in the sliding hole, it is fixed in to go up the sensor the slider is kept away from backup pad one side.

Through adopting above-mentioned technical scheme, when zeroing the during operation, through removing the slider, drive and go up sensor and sensor removal down, adjust to suitable position after, die the slider lock through the mounting, be convenient for inject the position of going up sensor and sensor down.

Preferably, the mounting includes fixing bolt and solid fixed ring, the fixed screw hole with fixing bolt looks adaptation is seted up to the slider, gu fixed ring butt in the backup pad is kept away from slider one side, fixing bolt wears to establish gu fixed ring with the hole of sliding and with fixed screw hole cooperation is connected, fixing bolt's spiral shell head end butt in gu fixed ring keeps away from backup pad one end.

Through adopting above-mentioned technical scheme, when zero setting needs, transfer the pine with fixing bolt and fixed screw hole's cooperation, make the slider can move on the hole that slides, after zero setting finishes, with fixing bolt and fixed screw hole's cooperation relation tighten, die the fixed to the slider lock, solid fixed ring provides a smooth contact surface for fixing bolt, can improve backup pad and fixing bolt's stress surface, makes the slider can steady fixed.

Preferably, guide plates are arranged on two sides of the sliding block along the sliding direction of the sliding block, and the guide plates are respectively abutted to two sides of the supporting plate.

Through adopting above-mentioned technical scheme, the slider is when sliding, and the deflector is laminated in the both sides of backup pad all the time, reduces the slider and takes place the possibility of deflecting at the in-process that slides to the sensor takes place the possibility of skew with lower sensor in the in-process that slides in the reduction.

Preferably, a plurality of mounting holes are formed in the slider, mounting holes are provided with mounting bolts for fixing the slider and the upper sensor, the mounting bolts are fixed in the mounting holes, and the mounting bolts are in threaded connection with the upper sensor.

Through adopting above-mentioned technical scheme, before fixed with slider and backup pad, will go up sensor and slider and fix through construction bolt, the mounting hole provides installation space for construction bolt for the slider is close to the one end of backup pad and keeps having smooth installation face with the backup pad, makes things convenient for subsequent slider and backup pad installation.

Preferably, the supporting plate is integrally formed with a connecting plate, the connecting plate comprises a horizontal plate and a vertical plate which are perpendicular to each other, the horizontal plate and the vertical plate are respectively abutted to two side faces, perpendicular to each other, of the connecting block, and positioning bolts connected with the connecting block are arranged on the horizontal plate and the vertical plate.

Through adopting above-mentioned technical scheme, when installing the backup pad, mutually perpendicular's horizontal plate and vertical plate make two terminal surfaces and the connecting block laminating of backup pad, and spacing through two directions can make the fixed of backup pad on the connecting block more stable, reduces in the course of the work, and the backup pad takes place the possibility of removing.

Preferably, an air-permeable gap is formed between the joint of the horizontal plate and the vertical plate and the outer wall of the connecting block.

Through adopting above-mentioned technical scheme, the gas permeability of air gap increase connecting plate and connecting block.

Preferably, a supporting rib plate is fixedly installed on one side, away from the upper sensor, of the supporting plate, and one side of the supporting rib plate is fixedly connected with the side wall of the connecting plate.

Through adopting above-mentioned technical scheme, increased the structural stability of backup pad.

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

1. when zero setting work is required, the positions of the upper sensor and the lower sensor on the supporting plate are adjusted by moving the sliding block on the sliding hole according to the machining specification of the part, the sliding block is fixed through the fixing part, the zero setting is carried out on the upper sensor and the lower sensor, when parts with different machining specifications are required to be replaced, the actions are repeated, zero setting is carried out again, the upper sensor and the lower sensor are not required to be disassembled, and the zero setting work can be carried out quickly in a sliding mode;

2. when the slider slides, the guide plate is attached to two sides of the supporting plate all the time, the possibility that the slider deflects in the sliding process is reduced, and therefore the possibility that the upper sensor and the lower sensor deviate in the sliding process is reduced.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a fast zero setting device of an excircle measuring machine according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of the overall structure of the outer circle measuring mechanical quick zero device embodied in the embodiment of the present application;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

Reference numerals: 1. a base plate; 2. an oil cylinder; 3. connecting blocks; 4. a support plate; 5. a sliding hole; 6. a slipping component; 61. a slider; 611. a guide plate; 62. a fixing member; 621. fixing the bolt; 622. a fixing ring; 7. an upper sensor; 8. a lower sensor; 9. mounting holes; 10. installing a bolt; 11. fixing the threaded hole; 12. a connecting plate; 121. a horizontal plate; 122. a vertical plate; 13. a support rib plate; 14. a ventilation gap; 15. and (6) positioning the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a quick zero setting device of excircle measurement machinery.

Referring to fig. 1 and 2, a quick zero-setting device of excircle measurement machinery, including the square bottom plate 1 that is fixed in the grinding machine, there is hydro-cylinder 2 on 1 top of bottom plate through bolted connection, the piston end of hydro-cylinder 2 is placed towards the horizontal direction, the piston end of hydro-cylinder 2 passes through the square connecting block of bolt fixedly connected with 3, the top of connecting block 3 is fixed with backup pad 4, 4 vertical direction's of backup pad one side is run through and is seted up two the same slide opening 5, slide opening 5 is waist shape poroid, all install in two slide opening 5 and remove slide assembly 6 in slide opening 5, the last sensor 7 of the 6 fixedly connected with test parts of slide assembly that is located the top, the lower sensor 8 of the 6 fixedly connected with test parts of slide assembly that is located the below.

When the size of a part is measured, after the part to be measured is fixed on a grinding machine, the position of the sliding assembly 6 in the sliding hole 5 is moved according to the machining specification of the part, so that the initial positions of the upper sensor 7 and the lower sensor 8 are adjusted to be used as zero test points, after the initial positions are adjusted to the test positions, the upper sensor 7 and the lower sensor 8 are zeroed, the grinding machine is started, the oil cylinder 2 drives the upper sensor 7 and the lower sensor 8 to move towards the part to be machined, the cylindrical part is clamped between the upper sensor 7 and the lower sensor 8, the workpiece is measured, meanwhile, the surface of the part is machined by the grinding machine, when the part is machined to the zero test positions preset by the upper sensor 7 and the lower sensor 8, the sensors give out signals, the oil cylinder 2 drives the upper sensor 7 and the lower sensor 8 to move away from the part, and meanwhile, the part is stopped being machined by the grinding machine.

When the cylindrical parts of different processing specifications need to be replaced, the actions are repeated, the zero setting is carried out again, the upper sensor 7 and the lower sensor 8 do not need to be detached, and the zero setting work can be carried out quickly through the sliding mode.

Since the upper sensor 7 and the lower sensor 8 are mounted in the same manner, the mounting manner of the upper sensor 7 is taken as an example in the following; slip subassembly 6 includes and removes slider 61 and with slider 61 fixed mounting 62 along hole 5 that slides, before slider 61 and the installation of mounting 62, in advance with last sensor 7 fixed connection, a plurality of cross-sections are the mounting hole 9 of T type are seted up to slider 61's one end, place the mounting bolt 10 that is used for fixed sensor 7 on in every mounting hole 9, go up sensor 7 and seted up the screw hole that corresponds with mounting bolt 10, mounting bolt 10 is penetrated by the great one end in mounting hole 9 aperture, cooperate with the screw hole of last sensor 7, the realization is to slider 61 and the fixed connection of last sensor 7.

After the sliding block 61 is fixedly connected with the upper sensor 7, the sliding block 61 needs to be connected with the fixing element 62, in this embodiment, the fixing element 62 includes a fixing bolt 621 and a fixing ring 622 for the fixing bolt 621 to penetrate through, and a fixing threaded hole 11 adapted to the fixing bolt 621 is correspondingly formed at one end of the sliding block 61 close to the installation hole 9; the fixing ring 622 abuts against the side wall of the support plate 4 close to the opening direction of the sliding hole 5, and the fixing ring 622 can increase the mounting surface with the support plate 4, so that the fixing bolt 621 can be fixed more stably; fixing bolt 621 penetrates fixed ring 622 and sliding hole 5, and the spiral shell head end of fixing bolt 621 butts in fixed ring 622 and keeps away from backup pad 4 one side, twists fixing bolt 621's screw rod into the fixed screw hole 11 of slider 61, makes the slider 61 keep away from the one end of last sensor 7 and supports tightly on the lateral wall of backup pad 4, realizes the fixed to slider 61.

When needing to carry out zero setting work to last sensor 7, transfer the connection of fixing bolt 621 and slider 61 loose for fixing bolt 621 can slide from top to bottom along sliding hole 5, thereby drive slider 61 and last sensor 7 and reciprocate, adjust the position of going up sensor 7 after, twist fixing bolt 621 once more, fix slider 61.

The two side walls corresponding to the sliding block 61 are integrally formed with guide plates 611, the two guide plates 611 and the sliding block 61 form a U-shaped groove, the mutually facing side walls of the two guide plates 611 abut against the two side walls of the supporting plate 4, so that a guiding effect is formed on the sliding block 61 and the supporting plate 4, the possibility of relative deflection between the sliding block 61 and the supporting plate 4 is reduced in the moving process of the sliding block 61, the facing direction of the sensing end of the upper sensor 7 is kept unchanged, and the overall stability is improved.

Bottom integrated into one piece of backup pad 4 has connecting plate 12, connecting plate 12 is used for with connecting block 3 fixed connection, connecting plate 12 includes mutually perpendicular horizontal plate 121 and vertical plate 122, the bottom surface of horizontal plate 121 and the last top surface laminating of connecting block 3, one side that hydro-cylinder 2 piston end was kept away from to vertical plate 122 and connecting block 3 is laminated mutually, and horizontal plate 121 and vertical plate 122 are all worn to be equipped with and are used for the positioning bolt 15 fixed with connecting block 3, laminate mutually with two faces of connecting block 3 respectively through mutually perpendicular horizontal plate 121 and vertical plate 122, make backup pad 4 can be fixed in connecting block 3 more steadily, when hydro-cylinder 2 drives backup pad 4 and removes, reduce backup pad 4 for the possibility of connecting block 3 activity.

One end integrated into one piece that last sensor 7 was kept away from to backup pad 4 has support rib plate 13, and support rib plate 13 is the triangle plate-like, and two right angle sides of support rib plate 13 butt respectively in backup pad 4 keep away from one side of last sensor 7 and the top of connecting plate 12, can improve the structural stability of backup pad 4 through support rib plate 13, have prolonged the life of backup pad 4.

Referring to fig. 1 and 3, an air permeable gap 14 is formed at a joint between the horizontal plate 121 and the vertical plate 122, the air permeable gap 14 is close to a joint with the connection block 3, and the air permeable gap 14 can increase air permeability between the connection plate 12 and the connection block 3 by providing a small amount of gap between the connection plate 12 and the connection block 3.

The implementation principle of the quick zero setting device of the excircle measuring machine in the embodiment of the application is as follows: when zero setting work is required, a worker loosens the fixing bolt 621, the fixing bolt 621 moves in the sliding hole 5 to drive the sliding block 61 to move in the vertical direction, so as to adjust the initial positions of the upper sensor 7 and the lower sensor 8 to be used as a test zero point, after the positions of the upper sensor 7 and the lower sensor 8 are adjusted, the fixing bolt 621 is screwed down to fix the sliding block 61 on the supporting plate 4, zero setting is performed on the upper sensor 7 and the lower sensor 8, the oil cylinder 2 drives the upper sensor 7 and the lower sensor 8 to move towards a processed part, a cylindrical part is clamped between the upper sensor 7 and the lower sensor 8, measurement work is performed on the workpiece, meanwhile, the grinding machine processes the surface of the part, when the part is processed to the zero point positions preset by the upper sensor 7 and the lower sensor 8, the upper sensor 7 and the lower sensor 8 generate signals, the oil cylinder 2 drives the upper sensor 7 and the lower sensor 8 to move away from the part, simultaneously stopping machining the part by the grinding machine;

when the cylindricality part of different processing specifications is changed to needs, repeat above-mentioned action, zero setting work carries out once more, need not to dismantle last sensor 7 and lower sensor 8, can be quick through the mode of sliding zero setting work.

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 quick zero set device of excircle measurement machinery, includes last sensor (7) and lower sensor (8) to the cylindricality part measurement, is fixed in bottom plate (1) of grinding machine, be fixed with hydro-cylinder (2) on bottom plate (1), the piston end level of hydro-cylinder (2) is placed, just install connecting block (3) on the piston end of hydro-cylinder (2), keeping away from connecting block (3) bottom plate (1) one end fixedly connected with backup pad (4), its characterized in that: the utility model discloses a sensor, including backup pad (4), backup pad (4) have been seted up and have been slided hole (5), the hole that slides (5) are slided perpendicularly and are installed at least two sets of subassembly (6) that slide, go up sensor (7) and lower sensor (8) and be fixed in a set of subassembly (6) that slide respectively, go up sensor (7) and lower sensor (8) and slide and fasten in backup pad (4) towards the direction that is close to each other or keeps away from through subassembly (6) that slides.

2. The cylindrical measuring machine fast zero setting device of claim 1, characterized in that: slip subassembly (6) include vertical slidable mounting slider (61) on backup pad (4) lateral wall and incite somebody to action slider (61) are fixed in mounting (62) of backup pad (4), mounting (62) are along vertical direction slidable mounting in hole (5) of sliding, go up sensor (7) and be fixed in slider (61) are kept away from backup pad (4) one side.

3. The cylindrical measuring machine fast zero setting device of claim 2, characterized in that: fixing part (62) include fixing bolt (621) and solid fixed ring (622), fixed screw hole (11) with fixing bolt (621) looks adaptation are seted up to slider (61), gu fixed ring (622) butt in backup pad (4) are kept away from slider (61) one side, fixing bolt (621) are worn to establish gu fixed ring (622) with slide hole (5) and with gu fixed screw hole (11) cooperation is connected, the spiral shell head end butt of fixing bolt (621) in gu fixed ring (622) is kept away from backup pad (4) one end.

4. The cylindrical measuring machine fast zero setting device of claim 2, characterized in that: the two sides of the sliding block (61) along the sliding direction are provided with guide plates (611), and the guide plates (611) are respectively abutted to the two sides of the supporting plate (4).

5. The cylindrical measuring machine fast zero setting device of claim 2, characterized in that: a plurality of mounting holes (9) have been seted up in slider (61), mounting hole (9) all are provided with right slider (61) with go up sensor (7) and carry out mounting bolt (10) fixed, mounting bolt (10) are fixed in mounting hole (9), just mounting bolt (10) threaded connection in go up sensor (7).

6. The cylindrical measuring machine fast zero setting device of claim 1, characterized in that: backup pad (4) integrated into one piece has connecting plate (12), connecting plate (12) are including mutually perpendicular horizontal plate (121) and vertical plate (122), horizontal plate (121) with vertical plate (122) respectively the butt in connecting block (3) mutually perpendicular both sides face, all be provided with on horizontal plate (121) and vertical plate (122) with positioning bolt (15) that connecting block (3) are connected.

7. The cylindrical measuring machine fast zero setting device of claim 6, characterized in that: an air-permeable gap (14) is formed between the joint of the horizontal plate (121) and the vertical plate (122) and the outer wall of the connecting block (3).

8. The cylindrical measuring machine fast zero setting device of claim 6, characterized in that: keep away from in backup pad (4) last sensor (7) one side fixed mounting have support floor (13), one side of support floor (13) with the lateral wall fixed connection of connecting plate (12).

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