CN109115093B

CN109115093B - Novel workpiece flatness detection recording device

Info

Publication number: CN109115093B
Application number: CN201810820750.1A
Authority: CN
Inventors: 朱世新; 凌红旭
Original assignee: Suzhou Meidishi Photovoltaic Technology Co Ltd
Current assignee: Suzhou meidishi Photovoltaic Technology Co., Ltd
Priority date: 2018-07-24
Filing date: 2018-07-24
Publication date: 2020-06-12
Anticipated expiration: 2038-07-24
Also published as: CN109115093A

Abstract

The invention discloses a novel workpiece flatness detection recording device, which comprises a base and a recording card, wherein a moving arm is fixedly connected with a moving arm connecting rod, a sliding block is fixedly arranged on the moving arm, a transverse screw rod is movably inserted in the moving arm, a crank is movably arranged on a turntable, an extrusion spring is positioned in a probe seat, a probe passes through the probe seat and extends into the base, a traction sheave is fixedly connected with one end of a traction rope, one side of the recording pen seat far away from the traction rope is fixedly connected with a traction spring, one side of the traction spring far away from the recording pen seat is fixedly connected on a pen slot, and the recording pen is movably connected with the recording card. Convenient to use, the cost is lower, is fit for generally promoting.

Description

Novel workpiece flatness detection recording device

Technical Field

The invention relates to the technical field of precision machinery, in particular to a novel workpiece flatness detection recording device.

Background

At present, a plurality of machined workpieces are required to have certain errors due to flatness requirements, so that safety and accuracy in use of the machined workpieces are guaranteed, most of the used flatness detection devices are simple flatness detection rules, due to the fact that the accuracy degree is limited, errors are large, the workpieces cannot meet the use requirements, the service life of the workpieces is shortened, cost is greatly increased, in addition, most of the precision machining flatness detection devices are too high in cost and not suitable for general use, and need careful maintenance and use, and cost is increased.

In order to solve the above-mentioned problems, the deformation degree detecting device of the prior art with the application number "CN 201610378985.0" comprises a base, a workbench, an electronic height gauge, a cylinder, a controller and a ball screw, wherein a slide rail is installed on the base, the workbench is slidably installed on the base, the ball screw is rotatably installed on the base and located above the workbench, the ball screw is movably sleeved with a ball bearing, the cylinder is fixed at the lower end of the ball bearing, the electronic height gauge is vertically fixed at the head of the cylinder, the controller is installed on the base, the electronic height gauge is in communication connection with the controller, a green warning lamp and a red warning lamp are installed on the controller, the cylinder is in communication connection with the electronic height gauge, and the deformation degree detecting device is convenient to operate and can reduce the detection error, the accuracy of the detection result is ensured.

Although the problem of workpiece flatness detection is solved, the above deformation degree detection device still has obvious defects in the use process: 1. various electronic parts are used, so that the cost is high, the electronic parts are easy to damage, and the later maintenance is difficult; 2. the concave-convex degree of the workpiece cannot be accurately recorded, so that the post-processing of the concave-convex part of the workpiece is not facilitated; 3. the used air cylinder cannot accurately control the probe detection distance, the workpiece is easy to damage, and the measurement result is influenced.

Disclosure of Invention

The invention aims to provide a novel workpiece flatness detection recording device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a novel workpiece flatness detection recording device comprises a base and a recording card, wherein a clamp is movably mounted on the base, a moving arm is movably mounted on the base and is fixedly connected with a moving arm connecting rod, the moving arm connecting rod is sleeved on a longitudinal screw rod, a sliding block is fixedly mounted on the moving arm and is movably mounted in a sliding groove, the recording card is placed on the moving arm, a transverse screw rod is movably inserted in the moving arm, and a detection device is sleeved on the transverse screw rod;

the detection device comprises a probe, a base and a recording pen, wherein the probe is movably arranged in a probe seat, a pair of extrusion springs is movably sleeved on the probe and positioned in the probe seat, the probe penetrates through the probe seat and extends into the base, a mandril is fixedly arranged on the probe and is movably connected with a thimble of a dial indicator, a rack is fixedly arranged on the probe and is meshed with a driving gear, the driving gear is meshed with a driven gear, a driving sheave is fixedly sleeved on a shaft of the driven gear and is connected with the driven sheave through a rope, a driving crown wheel is fixedly sleeved on a shaft of the driven sheave and is connected with the driven crown wheel through a gear connecting rod, a wheel shaft of the driven crown wheel is fixedly connected with a traction sheave, and the traction sheave is fixedly connected with one end of a traction rope, the traction sheave is kept away from to the haulage rope one end and writing brush seat fixed connection, the fixed cover is equipped with the recording pen on the writing brush seat, writing brush seat movable sleeve is established at a inslot, one side and the traction spring fixed connection that the haulage rope was kept away from to the writing brush seat, one side fixed connection that the writing brush seat was kept away from to the traction spring is on a groove, recording pen and record card swing joint.

Preferably, the movable arm is provided with a pressing piece.

Preferably, the base is provided with a moving guide groove, and the moving groove is movably matched with the guide bar on the moving arm.

Preferably, one ends of the transverse screw rod and the longitudinal screw rod are fixedly connected with a turntable, and a crank is movably mounted on the turntable.

Preferably, the moving arm connecting rod is fixedly connected with the lifting and shrinking block, the moving arm is movably inserted into the lifting and shrinking block, a fine adjustment knob is movably mounted on the lifting and shrinking block and fixedly connected with a fine adjustment gear, and the fine adjustment gear is meshed with a lifting rack on the moving arm.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention avoids using electronic devices, has lower cost, is suitable for general popularization, and has simple maintenance and convenient use;

2. the error recording card is arranged, so that workpiece errors can be continuously monitored in large batch, comparison and adjustment are convenient in the later period, and the error display is more visual;

3. the invention utilizes the precise matching of the precise screw rod and the detection device and manual adjustment, thereby saving energy, protecting environment, simultaneously ensuring more precise manual operation and effectively avoiding the problems of workpiece damage and inaccurate measurement caused by the mechanical work of electronic devices.

The error recording card is arranged, workpiece errors can be continuously monitored in a large scale, comparison and adjustment are convenient in the later period, error display is more visual, the problems of workpiece damage and inaccurate measurement caused by mechanical work of electronic devices are effectively solved by the precise matching of the precise screw rod and the detection device, and the error recording card is convenient to use, low in cost and suitable for general popularization.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of a measuring device according to the present invention;

FIG. 4 is a schematic structural diagram of a measuring device according to the present invention;

FIG. 5 is a schematic view of the probe connection structure of the present invention;

FIG. 6 is a schematic view of a connection structure of the recording pen according to the present invention;

FIG. 7 is an enlarged view of the structure A of the present invention;

FIG. 8 is a schematic view of a recording card according to the present invention;

FIG. 9 is a schematic view of the moving arm connection of the present invention.

In the figure: the device comprises a base 1, a recording card 2, a clamp 3, a moving arm 4, a moving arm connecting rod 5, a longitudinal lead screw 6, a rotating disc 7, a crank 8, a slide block 9, a sliding groove 10, a transverse lead screw 11, a detection device 12, a probe 13, a base 14, a recording pen 15, a probe seat 16, a squeezing spring 17, an ejector rod 18, a dial indicator 19, a rack 20, a driving gear 21, a driven gear 22, a driving grooved wheel 23, a driven grooved wheel 24, a driving crown wheel 25, a gear connecting rod 26, a driven crown wheel 27, a traction grooved wheel 28, a traction rope 29, a recording pen seat 30, a recording pen 31, a pen groove 32, a traction spring 33, a driving sheet 34, a moving guide groove 35, a guide strip 36, a telescopic block 37, a fine adjustment knob 38, a fine adjustment gear 39 and.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution:

a novel workpiece flatness detection recording device comprises a base 1 and a recording card 2, wherein a clamp 3 is movably mounted on the base 1, the clamp 3 is provided with a regulating valve, the distance between the clamps 3 is adjusted through the regulating valve, workpieces with different specifications can be conveniently clamped, a moving arm 4 is movably mounted on the base 1, the moving arm 4 is movably connected with a moving arm connecting rod 5, the moving arm connecting rod 5 is sleeved on a longitudinal screw rod 6, the moving arm connecting rod 5 can longitudinally move in the base 1 through the rotation of the longitudinal screw rod 6, a sliding block 9 is fixedly mounted on the moving arm 4, the sliding block 9 is movably mounted in a sliding groove 10, the moving arm 4 can more stably move through the close fit of the sliding block 9 and the sliding groove 10, the recording card 2 is placed on the moving arm 4, the error conditions of all positions are compared through a fluctuation curve left by a recording pen 31 moving on the recording card 2, a transverse screw rod 11 is movably inserted in the moving arm 4, the transverse screw rod 11 is sleeved with the detection device 12, the detection device 12 is moved by rotating the transverse screw rod 11, so that the workpiece is precisely detected, different parts of the workpiece can be detected by moving the transverse screw rod 11 and the longitudinal screw rod 6, and the workpiece does not need to be moved in the whole detection process;

the detection device 12 comprises a probe 13, a base 14 and a recording pen 15, the probe 13 is movably arranged in a probe seat 16, detection is carried out by walking the probe 13 on a workpiece, a pair of extrusion springs 17 is movably sleeved on the probe 13, the extrusion springs 17 are positioned in the probe seat 16, the probe 13 can move up and down in the extrusion springs 17 so as to drive the detection device 12 to move, the probe 13 penetrates through the probe seat 16 and extends into the base 14, an ejector rod 18 is fixedly arranged on the probe 13, the ejector rod 18 is movably connected with an ejector pin of a dial indicator 19, the ejector rod 18 moves up and down to drive the ejector pin to move up and down, so that a pointer on the dial indicator 19 swings to indicate a fluctuation range, a rack 20 is also fixedly arranged on the probe 13, the probe 13 moves to drive the rack 20 to move, the rack 20 is meshed with a driving gear 21, the rack 20 moves to drive the, the driving gear 21 rotates to drive the driven gear 22 to rotate, a driving sheave 23 is fixedly sleeved on a shaft of the driven gear 22, the driven gear 22 rotates to drive the driving sheave 23 to rotate, the driving sheave 23 is connected with a driven sheave 24 through a rope, the driving sheave 23 rotates to drive the driven sheave 24 to rotate, a driving crown wheel 25 is fixedly sleeved on a shaft of the driven sheave 24, the driven sheave 24 rotates to drive the driving crown wheel 25 to rotate, the driving crown wheel 25 is connected with a driven crown wheel 27 through a gear connecting rod 26, the driving crown wheel 25 rotates to drive the driven crown wheel 27 to rotate, a wheel shaft of the driven crown wheel 27 is fixedly connected with a traction sheave 28, the driven crown wheel 27 rotates to drive the traction sheave 28 to rotate, the traction sheave 28 is fixedly connected with one end of a traction rope 29, the traction sheave 28 rotates to drive the traction rope 29 to move, and one end of the traction rope 29 far away from the traction, the haulage rope 29 removes and drives the removal of writing brush seat 30, the fixed cover is equipped with recording pen 31 on the writing brush seat 30, recording pen seat 30 removes and drives the flexible of recording pen 31, recording pen seat 30 activity cover is established in a groove 32, one side and the traction spring 33 fixed connection of the haulage rope 29 are kept away from to writing brush seat 30, traction spring 33 pulls recording pen seat 31, one side fixed connection that traction spring 33 kept away from recording pen seat 30 is on a groove 32, recording pen 31 and record card 2 swing joint, the flexible of recording pen 31 and the motion on horizontal lead screw 11 make it leave a string of wave curves on record card 2, and flexible distance is positive correlation according to the flexible distance of probe 13, enlarge little distance through the amplification of gear, through the straight visual roughness that reflects each position of work piece of image.

Preferably, the movable arm 4 is provided with a pressing piece 34, the pressing piece 34 firmly presses the recording card 2 against the movable arm 4, and the recording pen 31 is placed to displace the recording card 31.

Preferably, the base 14 is provided with a moving guide groove 35, the moving guide groove 35 is movably matched with a guide bar 36 on the moving arm 4, and the detecting device 12 is prevented from synchronously rotating along with the transverse screw rod 11 through the close matching of the moving guide groove 35 and the guide bar 36, so that the detecting device 12 horizontally moves.

Preferably, one end of each of the transverse screw rod 11 and the longitudinal screw rod 6 is fixedly connected with a turntable 7, a crank 8 is movably mounted on the turntable 7, and the transverse screw rod 11 and the longitudinal screw rod 6 can rotate more stably through the crank 8.

Preferably, the moving arm link 5 is fixedly connected with the raising and contracting block 37, the moving arm 4 is movably inserted in the raising and contracting block 37, the moving arm 4 can move up and down in the raising and contracting block 37, a fine adjustment knob 38 is movably installed on the raising and contracting block 37, the height of the moving arm 4 is adjusted by rotating the fine adjustment knob 38, the fine adjustment knob 38 is fixedly connected with a fine adjustment gear 39, the fine adjustment gear 39 is meshed with a lifting rack 40 on the moving arm 4, the fine adjustment knob 38 rotates to drive the fine adjustment gear 39 to rotate, and the fine adjustment gear 39 rotates to enable the lifting rack 40 to move up and down, so that the moving arm 4 moves up and down.

The working principle is as follows: when the device is required to be used for detecting the surface flatness of a workpiece, the workpiece is put into a clamp 3 to be clamped, a recording card 2 is put onto a moving arm 4 and is fixed by a pressing sheet 34, a longitudinal screw rod 6 is moved by rotating a crank 8, a probe 13 of a detection device 12 is aligned to a part to be detected, a fine adjustment knob 38 is rotated to enable the probe 13 to descend to a proper position to be detected, at the moment, a transverse screw rod 11 is rotated by rotating the crank 8, the transverse screw rod 11 is rotated to drive the detection device 12 to move on the workpiece, the probe 13 is driven to move up and down slightly when passing through a concave-convex zone on the workpiece, an ejector rod 18 moves up and down to drive an ejector pin to move up and down, so that a pointer on a dial indicator 19 swings, the flatness can be judged by swinging amplitude, meanwhile, the probe 13 moves to drive a rack 20 to move, the rack 20 moves to drive a driving gear 21 to rotate, the driven gear 22 rotates to drive the driving sheave 23 to rotate, the driving sheave 23 rotates to drive the driven sheave 24 to rotate, the driven sheave 24 rotates to drive the driving crown wheel 25 to rotate, the driving crown wheel 25 rotates to drive the driven crown wheel 27 to rotate, the driven crown wheel 27 rotates to drive the traction sheave 28 to rotate, the traction sheave 28 rotates to drive the traction rope 29 to move, the traction rope 29 moves to drive the recording pen holder 30 to move, the recording pen holder 30 moves to drive the recording pen 31 to stretch, the stretching distance is positively correlated with the stretching distance of the probe 13, the stretching of the recording pen 31 and the movement on the transverse lead screw 11 enable the recording pen to leave a series of fluctuation curves on the recording card 2, the tiny distance is amplified through the amplification effect of the gear, the flatness of each part of the workpiece is directly reflected through images, the workpiece is taken down after the measurement is finished, the recording card 2 is stored together with the workpiece, the measurement of other workpieces is, after all the measurements are finished, the data are compared according to the respective recording cards 2 so as to carry out corresponding modification.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel work piece roughness detects record device, includes base (1) and record card (2), its characterized in that: the recording card reading device is characterized in that a clamp (3) is movably mounted on the base (1), a moving arm (4) is movably mounted on the base (1), the moving arm (4) is movably connected with a moving arm connecting rod (5), the moving arm connecting rod (5) is sleeved on the longitudinal screw rod (6), a sliding block (9) is fixedly mounted on the moving arm connecting rod (5), the sliding block (9) is movably mounted in a sliding groove (10), the recording card (2) is placed on the moving arm (4), a transverse screw rod (11) is movably inserted in the moving arm (4), and a detection device (12) is sleeved on the transverse screw rod (11);

the detection device (12) comprises a probe (13), a base (14) and a recording pen (15), the probe (13) is movably installed in a probe seat (16), a pair of extrusion springs (17) is movably sleeved on the probe (13), the extrusion springs (17) are located in the probe seat (16), the probe (13) penetrates through the probe seat (16) and extends into the base (14), an ejector rod (18) is fixedly installed on the probe (13), the ejector rod (18) is movably connected with an ejector pin of a dial indicator (19), a rack (20) is fixedly installed on the probe (13), the rack (20) is meshed with a driving gear (21), the driving gear (21) is meshed with a driven gear (22), a driving sheave (23) is fixedly sleeved on a shaft of the driven gear (22), and the driving sheave (23) is connected with a driven sheave (24) through a rope, a driving crown wheel (25) is fixedly sleeved on a shaft of the driven sheave (24), the driving crown wheel (25) is connected with a driven crown wheel (27) through a gear connecting rod (26), the wheel shaft of the driven crown wheel (27) is fixedly connected with a traction sheave (28), the traction sheave (28) is fixedly connected with one end of a traction rope (29), one end of the traction rope (29) far away from the traction sheave (28) is fixedly connected with the recording pen seat (30), the recording pen holder (30) is fixedly sleeved with a recording pen (31), the recording pen holder (30) is movably sleeved in the pen groove (32), one side of the recording pen seat (30) far away from the traction rope (29) is fixedly connected with a traction spring (33), one side of the traction spring (33) far away from the recording pen seat (30) is fixedly connected to the pen groove (32), and the recording pen (31) is movably connected with the recording card (2).

2. The novel workpiece flatness detection recording device according to claim 1, characterized in that: the moving arm (4) is provided with a pressing sheet (34).

3. The novel workpiece flatness detection recording device according to claim 1, characterized in that: a movable guide groove (35) is formed in the base (14), and the movable guide groove (35) is movably matched with a guide bar (36) on the movable arm (4).

4. The novel workpiece flatness detection recording device according to claim 1, characterized in that: horizontal lead screw (11) and vertical lead screw (6) one end equal fixedly connected with carousel (7), movable mounting has crank (8) on carousel (7).

5. The novel workpiece flatness detection recording device according to claim 1, characterized in that: the movable arm type lifting mechanism is characterized in that the movable arm connecting rod (5) is fixedly connected with the lifting and contracting block (37), the movable arm (4) is movably inserted into the lifting and contracting block (37), a fine adjustment knob (38) is movably mounted on the lifting and contracting block (37), the fine adjustment knob (38) is fixedly connected with a fine adjustment gear (39), and the fine adjustment gear (39) is meshed with a lifting rack (40) on the movable arm (4).