CN211626421U

CN211626421U - Test machine for workpiece size detection

Info

Publication number: CN211626421U
Application number: CN202020569132.7U
Authority: CN
Inventors: 石灵灵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-10-02
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to a work piece size detection device technical field specifically is a test machine is used in work piece size detection, the upside fixed connection of size measuring instrument body and testboard, and the first backup pad and the second backup pad of the vertical setting of upside fixedly connected with of testboard, first backup pad and second backup pad are located the probe bilateral symmetry setting of size measuring instrument body respectively, and fixing device is located between first backup pad and the second backup pad, be equipped with turning device in the first backup pad, and turning device's one end and one side fixed connection of fixing device. The utility model discloses in, realize the fixed of work piece through setting up fixing device, convenient to use and firm, take place the skew when preventing that the work piece from detecting, improve and detect the accuracy, set up the automatic upset that turning device realized the work piece, need not make a round trip to dismantle the installation work piece, use manpower sparingly more, improve detection efficiency, reduce the human contact to the work piece.

Description

Test machine for workpiece size detection

Technical Field

The utility model relates to a work piece size detection device technical field specifically is a test machine for work piece size detection.

Background

In the field of measurement, there are several commonly used dimension measuring tools and measuring instruments: the special measuring tool comprises a limit gauge and a special inspection measuring tool; simple measuring instruments such as vernier calipers, outside micrometers, and the like; in addition to the above-mentioned instruments, such as three-coordinate measuring machines and image measuring machines, which are contact-measuring instruments, except for non-contact measuring using image measuring machines, the dimensional measuring instrument has a probe which is movable along a measuring axis, the elastic transmission element enabling the probe to be moved under the measuring force.

When detecting the work piece, the existing dimension measuring instrument is directly placed on a detection table, is easily displaced by external factors, influences the accuracy of detection data, needs to manually turn the work piece when detecting the dimension of the back of the work piece, is easy to pollute the work piece, wastes manpower and influences the detection efficiency. Accordingly, those skilled in the art have provided a testing machine for workpiece dimension inspection that solves the above-mentioned problems of the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece test machine for size detection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test machine for detecting the size of a workpiece comprises a test board, a size measuring instrument body and a fixing device, wherein the size measuring instrument body is fixedly connected with the upper side of the test board, a first supporting plate and a second supporting plate which are vertically arranged are fixedly connected with the upper side of the test board, the first supporting plate and the second supporting plate are respectively arranged on two sides of a probe of the size measuring instrument body in a symmetrical mode, the fixing device is arranged between the first supporting plate and the second supporting plate, a turnover device is arranged on the first supporting plate, one end of the turnover device is fixedly connected with one side of the fixing device, the side wall of the second supporting plate is rotatably connected with one side, far away from the turnover device, of the fixing device through a rotating piece, and a control switch is fixedly.

As a further aspect of the present invention: fixing device includes the rectangle frame, one side of rectangle frame and turning device's one end fixed connection, and the lateral wall of second backup pad rotates through one side of rotating piece and rectangle frame and is connected, just be equipped with the splint that two symmetries set up in the rectangle frame, and the both sides inner wall that the rectangle frame is relative is equipped with the elasticity mechanism that four symmetries set up respectively, four the one end of elasticity mechanism respectively with the both ends fixed connection of two splint.

As a further aspect of the present invention: elasticity mechanism is including seting up the mounting groove on the rectangle frame inner wall, the horizontal branch that sets up of fixedly connected with in the mounting groove, and the branch goes up the cover and establishes and sliding connection has the sliding sleeve, the inner wall fixed connection of compression spring and mounting groove is passed through to one side of sliding sleeve, and the compression spring cover is located on branch, one side fixedly connected with connecting rod of mounting groove is kept away from to the sliding sleeve, and the one end and the splint fixed connection that the sliding sleeve was kept away from to the connecting rod.

As a further aspect of the present invention: the splint adopt the arc structure setting, and two splint one side inner walls relative all paste and have the silica gel gasket.

As a further aspect of the present invention: turning device is including fixing the servo motor at the testboard upside and transversely inserting the bull stick of establishing on first backup pad lateral wall, servo motor's drive end rotates and is connected with the drive shaft of horizontal setting, and the drive shaft keeps away from servo motor's one end fixedly connected with action wheel, the one end fixedly connected with of bull stick is followed the driving wheel, and the action wheel passes through the drive belt and is connected with from the driving wheel transmission, the bull stick is kept away from the one end and the fixing device fixed connection from the driving wheel.

As a further aspect of the present invention: the through-hole has been seted up to the lateral wall of first backup pad, and the bull stick runs through the through-hole setting, the inner wall of through-hole passes through the bearing spare and is connected with the lateral wall rotation of bull stick.

As a further aspect of the present invention: four corners of the bottom of the test board are respectively and fixedly connected with four symmetrically arranged moving wheels.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up fixing device, promote two splint toward the direction displacement far away mutually, splint that the sliding sleeve was followed and is fixed with the connecting rod displacement on branch this moment, compression spring receives the extrusion production elasticity of sliding sleeve, and make the displacement of splint more stable, then the work piece is placed between two splint, loosen splint, compression spring is because the elastic action this moment, promote two splint and press from both sides tight work piece toward close direction displacement, realize the fixed of work piece, this structural design is ingenious, it is fixed convenient and firm, the skew takes place when preventing that the work piece from detecting, the accuracy of testing result is improved.

2. Through setting up turning device, start servo motor, drive and the fixed action wheel of drive shaft and rotate, and then drive the bull stick and rotate, realize the upset of rectangle frame, and then realize the automatic upset of work piece, need not make a round trip to dismantle the installation work piece, use manpower sparingly more, improve detection efficiency, reduce the human contact to the work piece.

Drawings

FIG. 1 is a schematic perspective view of a testing machine for detecting a dimension of a workpiece;

FIG. 2 is a schematic diagram of a top cross-sectional view of a fixing device of a testing machine for inspecting a dimension of a workpiece;

fig. 3 is a schematic view of a structure of a turning device in a testing machine for workpiece dimension inspection.

In the figure: 1. a test bench; 2. a dimension measuring instrument body; 3. a first support plate; 4. a second support plate; 5. a rotating member; 6. a rectangular frame; 7. a splint; 8. mounting grooves; 9. a strut; 10. a sliding sleeve; 11. a compression spring; 12. a connecting rod; 13. a silica gel gasket; 14. a servo motor; 15. a rotating rod; 16. a drive shaft; 17. a driving wheel; 18. a driven wheel; 19. a transmission belt; 20. a bearing member; 21. a moving wheel; 22. and controlling the switch.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a testing machine for detecting a dimension of a workpiece includes a testing table 1, a dimension measuring apparatus body 2 and a fixing device, the dimension measuring apparatus body 2 is a prior art device capable of measuring a dimension of a workpiece, so that the dimension measuring apparatus body 2 is not explained herein too much, the dimension measuring apparatus body 2 is fixedly connected to an upper side of the testing table 1, and a first supporting plate 3 and a second supporting plate 4 vertically arranged are fixedly connected to an upper side of the testing table 1, the first supporting plate 3 and the second supporting plate 4 are respectively located at two sides of a probe of the dimension measuring apparatus body 2 symmetrically, the fixing device is located between the first supporting plate 3 and the second supporting plate 4, a turning device is provided on the first supporting plate 3, one end of the turning device is fixedly connected to one side of the fixing device, a side wall of the second supporting plate 4 is rotatably connected to one side of the fixing, the overturning device has the advantages that the overturning device plays a supporting role in overturning, so that the structure of the overturning device is more stable, the control switch 22 is fixedly connected to the test board 1, the input end of the overturning mechanism is electrically connected with the control switch 22, and the operation of the overturning mechanism is controlled by operating the control switch 22, which is the prior art, so that the explanation is not needed;

in fig. 1 and 2: the fixing device comprises a rectangular frame 6, one side of the rectangular frame 6 is fixedly connected with one end of the turnover device, the side wall of the second supporting plate 4 is rotatably connected with one side of the rectangular frame 6 through a rotating piece 5, two symmetrically arranged clamping plates 7 are arranged in the rectangular frame 6, four symmetrically arranged elastic mechanisms are respectively arranged on the inner walls of two opposite sides of the rectangular frame 6, and one ends of the four elastic mechanisms are respectively fixedly connected with two ends of the two clamping plates 7;

in fig. 2: the elastic mechanism comprises a mounting groove 8 arranged on the inner wall of the rectangular frame 6, a support rod 9 transversely arranged is fixedly connected in the mounting groove 8, a sliding sleeve 10 is sleeved on and slidably connected with the support rod 9, one side of the sliding sleeve 10 is fixedly connected with the inner wall of the mounting groove 8 through a compression spring 11, the compression spring 11 is sleeved on the support rod 9, one side of the sliding sleeve 10 far away from the mounting groove 8 is fixedly connected with a connecting rod 12, one end of the connecting rod 12 far away from the sliding sleeve 10 is fixedly connected with the clamping plates 7, the two clamping plates 7 are pushed to move towards the far direction, because the sliding sleeve 10 is slidably connected with the support rod 9, the sliding sleeve 10 moves on the support rod 9 along with the clamping plates 7 fixed with the connecting rod 12, the compression spring 11 is extruded by the sliding sleeve 10 to generate elastic force, the displacement of the clamping plates 7 is more stable, then a workpiece is placed between, the two clamping plates 7 are pushed to move in the similar direction to clamp the workpiece, so that the workpiece is fixed, the structural design is ingenious, the fixation is convenient and firm, the workpiece is prevented from deviating during detection, and the accuracy of a detection result is improved;

in fig. 2: the clamping plates 7 are arranged in an arc-shaped structure, so that clamping is convenient, and the inner walls of the opposite sides of the two clamping plates 7 are respectively stuck with a silica gel gasket 13 which is soft in material and can prevent a workpiece from being damaged by clamping;

in fig. 1 and 3: the turning device comprises a servo motor 14 fixed on the upper side of the test bench 1 and a rotating rod 15 transversely inserted on the side wall of the first support plate 3, the driving end of the servo motor 14 is rotationally connected with a driving shaft 16 transversely arranged, and one end of the driving shaft 16 far away from the servo motor 14 is fixedly connected with a driving wheel 17, one end of the rotating rod 15 is fixedly connected with a driven wheel 18, and the driving wheel 17 is connected with the driven wheel 18 through a transmission belt 19 in a transmission way, one end of the rotating rod 15 far away from the driven wheel 18 is fixedly connected with the fixing device, the servo motor 14 is started to drive the driving wheel 17 fixed with the driving shaft 16 to rotate, because the driving wheel 17 is in transmission connection with the driven wheel 18 through the transmission belt 19, the rotating rod 15 is driven to rotate, the rectangular frame 6 is turned over, the workpiece can be automatically turned over without being dismounted and mounted back and forth, so that more labor is saved, the detection efficiency is improved, and the contact of a human body to the workpiece is reduced;

in fig. 3: the side wall of the first supporting plate 3 is provided with a through hole, the rotating rod 15 penetrates through the through hole, the inner wall of the through hole is rotatably connected with the outer side wall of the rotating rod 15 through a bearing piece 20, the rotating rod 15 is supported to rotate, and the rotating rod 15 is convenient to rotate;

in fig. 1: four corners in the bottom of the test board 1 are respectively and fixedly connected with four symmetrically arranged moving wheels 21, so that the device can move conveniently.

The utility model discloses a theory of operation is: when the size of a workpiece needs to be detected, the workpiece is fixed below the probe of the size measuring instrument body 2, and the method comprises the following specific steps: the two clamping plates 7 are pushed to move in the far direction, the sliding sleeve 10 is connected with the supporting rod 9 in a sliding mode, the sliding sleeve 10 moves on the supporting rod 9 along with the clamping plates 7 fixed with the connecting rod 12 at the moment, the compression spring 11 is extruded by the sliding sleeve 10 to generate elasticity, the displacement of the clamping plates 7 is more stable, then the workpiece is placed between the two clamping plates 7, the clamping plates 7 are loosened, and the compression spring 11 pushes the two clamping plates 7 to move in the close direction to clamp the workpiece due to the elasticity at the moment, so that the workpiece is fixed;

when the back of the workpiece needs to be detected, the servo motor 14 is started only by operating the control switch 22, the driving wheel 17 fixed with the driving shaft 16 is driven to rotate, and the driving wheel 17 is in transmission connection with the driven wheel 18 through the transmission belt 19, so that the rotating rod 15 is driven to rotate, the rectangular frame 6 is turned over, the workpiece is automatically turned over, the workpiece does not need to be dismounted and mounted back and forth, more labor is saved, the detection efficiency is improved, and the contact of a human body to the workpiece is reduced.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A test machine for detecting the size of a workpiece comprises a test board (1), a size measuring instrument body (2) and a fixing device, and is characterized in that the size measuring instrument body (2) is fixedly connected with the upper side of the test board (1), the upper side of the test board (1) is fixedly connected with a first support plate (3) and a second support plate (4) which are vertically arranged, the first support plate (3) and the second support plate (4) are respectively and symmetrically arranged at two sides of a probe of the size measuring instrument body (2), the fixing device is arranged between the first support plate (3) and the second support plate (4), a turnover device is arranged on the first support plate (3), one end of the turnover device is fixedly connected with one side of the fixing device, the side wall of the second support plate (4) is rotatably connected with one side of the fixing device far away from the turnover device through a rotating piece (5), and the test bench (1) is fixedly connected with a control switch (22).

2. The testing machine for workpiece dimension detection as claimed in claim 1, wherein the fixing device comprises a rectangular frame (6), one side of the rectangular frame (6) is fixedly connected with one end of the turnover device, the side wall of the second supporting plate (4) is rotatably connected with one side of the rectangular frame (6) through a rotating member (5), two symmetrically arranged clamping plates (7) are arranged in the rectangular frame (6), four symmetrically arranged elastic mechanisms are respectively arranged on the inner walls of two opposite sides of the rectangular frame (6), and one end of each of the four elastic mechanisms is fixedly connected with two ends of the two clamping plates (7).

3. The testing machine for workpiece dimension detection according to claim 2, wherein the elastic mechanism comprises a mounting groove (8) formed on the inner wall of the rectangular frame (6), a transversely-arranged support rod (9) is fixedly connected to the mounting groove (8), a sliding sleeve (10) is sleeved and slidably connected to the support rod (9), one side of the sliding sleeve (10) is fixedly connected to the inner wall of the mounting groove (8) through a compression spring (11), the compression spring (11) is sleeved on the support rod (9), a connecting rod (12) is fixedly connected to one side of the sliding sleeve (10) away from the mounting groove (8), and one end of the connecting rod (12) away from the sliding sleeve (10) is fixedly connected to the clamping plate (7).

4. The testing machine for workpiece dimension detection as claimed in claim 2, characterized in that the clamping plates (7) are arranged in an arc structure, and a silica gel gasket (13) is adhered to the inner wall of one side of each of the two clamping plates (7) opposite to each other.

5. The workpiece dimension testing machine as claimed in claim 1, wherein the turning device comprises a servo motor (14) fixed on the upper side of the testing table (1) and a rotating rod (15) transversely inserted on the side wall of the first supporting plate (3), a driving shaft (16) transversely arranged is rotatably connected to a driving end of the servo motor (14), a driving wheel (17) is fixedly connected to one end, far away from the servo motor (14), of the driving shaft (16), a driven wheel (18) is fixedly connected to one end of the rotating rod (15), the driving wheel (17) is in transmission connection with the driven wheel (18) through a transmission belt (19), and one end, far away from the driven wheel (18), of the rotating rod (15) is fixedly connected with a fixing device.

6. The testing machine for workpiece dimension inspection according to claim 5, wherein the first supporting plate (3) has a through hole formed in a sidewall thereof, the rotating rod (15) is disposed through the through hole, and an inner wall of the through hole is rotatably connected to an outer sidewall of the rotating rod (15) through the bearing member (20).

7. The testing machine for workpiece dimension inspection according to claim 1, characterized in that four symmetrically arranged moving wheels (21) are fixedly connected to four corners of the bottom of the testing table (1), respectively.