Electrically-driven gasket retesting device

Abstract

The utility model provides an electrically driven gasket retesting device, which comprises a rack, at least one gasket placing material frame, a button, a gasket retesting assembly, a standard component placing table and a device leveling mechanism, the gasket placing material frame, the button, the gasket retesting assembly, the standard component placing table and the device leveling mechanism are all arranged on the rack, and the gasket placing material frame is arranged on the rack. The beneficial effects of the utility model are that the probe is used for measurement, and the precision can reach 0.0015 mm after calculation; a relative measurement principle is adopted, and the measurement principle is elaborated; a three-point measurement method is adopted, measurement is calculated, and the measurement accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gasket retesting device technical field especially relates to a kind of electric drive gasket retesting device. BACKGROUND

[0002] Rubber gasket is an important industrial sealing component, which is widely used in various fields. Its application scenarios and production processes are also diverse, especially in the automotive industry.

[0003] Invention 1: gasket measuring device (CN111288872A) The present application relates to the field of measurement, and discloses a gasket measuring device, which comprises: a workbench for positioning a gasket to be measured, the workbench being provided with a vertical through hole; a support fixedly arranged above the workbench, the support being provided with a linear actuator, the linear actuator being connected with a vertical downward extending pressing mechanism, the pressing mechanism being provided with a protruding piece aligned with the through hole; and a sensing assembly installed on the workbench and having a sensing head arranged in the through hole. The gasket measuring device further comprises at least three gasket positioning pieces arranged on the workbench, which are distributed in a circumferential direction on a circle concentric with the through hole. The gasket thickness flexible measurement technical solution provided by the present application can be applied to the automatic measurement of gaskets of various shapes and sizes.

[0004] Invention 2: a gasket retesting method after selecting gasket for tapered bearing (CN111521394A)

[0005] The present application discloses a gasket retesting method after selecting gasket for tapered bearing, which realizes the structure of the method, which comprises: gearbox or reducer lower shell, gearbox or reducer upper shell, lower shell tapered bearing outer ring, upper shell tapered bearing outer ring, bearing gasket, displacement sensor, thrust cylinder, thrust rod, pressure sensor, tapered bearing inner ring tooling, thrust rod transmission mechanism, driving motor, support rod, reducer or gearbox shafting, upper shell bearing outer ring imitation shell tooling, cylinder mounting seat. When retesting the gasket after selecting gasket for tapered bearing, the gearbox or reducer lower shell is positioned, the upper shell is placed on the support rod, and then the upper and lower shells are pressed tightly under the action of external force. After the upper and lower shells are pressed tightly, the tapered bearing inner ring tooling contacts the upper and lower bearing outer rings respectively under the driving of the thrust cylinder, the pressure sensor reads the pressing force, the displacement sensor reads the deformation amount of the shell at this time, the driving motor drives the tapered bearing inner ring tooling to rotate, and the torque sensor installed at the front end of the driving motor reads the torque to determine whether the selected gasket is qualified.

[0006] The existing technology has the problems of high cost, high error rate and slow reaction speed. UTILITY MODEL CONTENTS

[0007] The utility model provides a kind of electric drive gasket retesting device to overcome the above-mentioned problems existing in prior art.

[0008] The utility model discloses a kind of electric drive gasket retesting device, including rack, gasket placing material frame, button, gasket retesting component, standard part placing table and device leveling mechanism, the gasket placing material frame, button, gasket retesting component, standard part placing table and device leveling mechanism are all installed to rack, the gasket placing material frame is at least provided 1.

[0009] On this basis, the gasket placing material frame includes gasket placing sleeve, stop block, gasket thickness nameplate, gasket thickness indicating lamp and gasket, the stop block is fixed to gasket placing sleeve lower end and is fixed, the gasket placing sleeve is fixed to rack, the gasket thickness nameplate and gasket thickness indicating lamp are installed to rack, the gasket is placed into corresponding gasket placing sleeve below gasket thickness nameplate respectively.

[0010] On this basis, V-shaped opening form is used on gasket placing sleeve upper end.

[0011] On this basis, the gasket retesting component includes shell, cylinder, cylinder mounting seat, cylinder joint, fixed part, pressing block, support block, probe mounting seat, support shaft, reference block, probe, probe mounting sleeve, guide shaft, sleeve, spring, contact head, bushing and pressing block anti-rotation shaft.

[0012] On this basis, the shell is installed to rack, the cylinder is fixed to cylinder mounting seat upper end, the cylinder piston rod front end is installed cylinder joint, the fixed part is connected with cylinder joint, the pressing block is fastened to fixed part, the support block is installed to cylinder mounting seat lower end, one is installed to left and right sides, the pressing block anti-rotation shaft is fixed to cylinder mounting seat lower end back, the reference block is installed to support block lower end, the support shaft is installed to reference block lower end, the bushing is sleeved into the positioning hole on reference block, the probe mounting seat is installed to support shaft lower end, the probe mounting sleeve is installed into probe mounting seat mounting hole, the probe is sleeved into probe mounting sleeve and locks probe mounting sleeve, the contact head is installed into bushing, the guide shaft is worn out from the hole in the bottom of probe mounting sleeve, the spring is installed into guide shaft with sleeve, the guide shaft is worn through the hole in the lower end of contact head and is locked with reference block lower end.

[0013] On this basis, the standard part placing table includes connecting support, placing box, small value standard part, large value standard part, standard part connecting plate, measuring plate one, measuring plate two and measuring plate three, the connecting support is installed to rack, the placing box is installed to connecting support upper end, the small value standard and large value standard part are placed into corresponding placing box clamping slot respectively, the measuring plate one, measuring plate two and measuring plate three are installed to the lower end surface of standard part connecting plate respectively.

[0014] On this basis, the small value standard part and the large value standard part adopt the stainless steel material 9Cr18 which is wear-resistant, heat-resistant and corrosion-resistant, and heat treatment is achieved to reach HRC 50-55.

[0015] A method for re-measuring an electrically driven gasket, wherein the XYZ coordinates are established on the upper surface of a reference block, T1, T2 and T3 are respectively the probe positions for measuring the upper surfaces of gaskets 2-5, x1 is the intersection point of the connecting line of the T1 and T2 probe positions with the X axis, and y1 is the intersection point of the connecting line of the T1 and T3 probe positions with the Y axis, and the calculation formula is as follows:

[0016]

[0017] Wherein, a1 is the distance from the T1 probe position to x1, b1 is the distance from the T2 probe position to x1, c1 is the X-direction distance between x1 and y1, d1 is the X-direction distance between the T3 probe and y1, S1 is the value read by T1, S2 is the value read by T2, and S3 is the value read by T3, and the measured gasket can be obtained through the above formula.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] (1) the probe is used for measurement, the accuracy can reach 0.0015mm after calculation, the relative measurement principle is used, and the measurement principle is described, the three-point measurement method is used, and the measurement is calculated, and the measurement accuracy is improved.

[0020] (2) the utility model discloses, adopt the combination of the pressure tight form and the floating form, reduce the force of the probe to the probe through the floating of the spring, guarantee the service life of the probe. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structure diagram of the electrically driven gasket re-measuring device of the utility model;

[0022] Figure 2 It is the A-A schematic diagram of the gasket placing frame of the utility model;

[0023] Figure 3 It is the gasket re-measuring assembly structure of the utility model Figure 1 ;

[0024] Figure 4 It is the gasket re-measuring assembly structure of the utility model Figure 2 ;

[0025] Figure 5 It is the sectional view of the gasket re-measuring assembly of the utility model;

[0026] Figure 6 It is the B-B schematic diagram of the standard part placing table of the utility model;

[0027] Figure 7 is the standard part structure diagram of the utility model;

[0028] Figure 8 is the measurement principle diagram of the utility model electric drive gasket retest device;

[0029] Figure 9 is the three-point measurement calculation principle diagram of the utility model electric drive gasket retest device;

[0030] In the figure: 1, rack, 2, gasket placing material frame, 3, button, 4, gasket retest assembly, 5, standard part placing table, 6, device leveling mechanism, 2-1, gasket placing sleeve, 2-2, stop block, 2-3, gasket thickness nameplate, 2-4, gasket thickness indicating lamp, 2-5, gasket, 4-1, shell, 4-2, air cylinder, 4-3, air cylinder mounting seat, 4-4, air cylinder joint, 4-5, fixing piece, 4-6, pressing block, 4-7, supporting block, 4-8, probe mounting seat, 4-9, supporting shaft, 4-10, reference block, 4-11, probe, 4-12, probe mounting sleeve, 4-13, guide shaft, 4-14, sleeve, 4-15, spring, 4-16, contact head, 4-17, bush, 4-18, pressing block anti-rotation shaft, 5-1, connecting support, 5-2, placing box, 5-3, small value standard part, 5-4, large value standard part, 5-5, standard part connecting plate, 5-6, measurement plate one, 5-7, measurement plate two, 5-8, measurement plate three. DETAILED DESCRIPTION

[0031] The utility model will be further explained in detail in combination with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0032] Reference Figures 1-7 The utility model discloses an electric drive gasket retest device, including rack 1, gasket placing material frame 2, button 3, gasket retest assembly 4, standard part placing table 5, device leveling mechanism 6, gasket placing material frame 2 is installed to rack 1, button 3 is connected to rack 1, gasket retest assembly 4 is installed to rack 1, standard part placing table 5 is installed to rack 1, device leveling mechanism 6 is installed to the lower end of rack 1, is used for leveling fixed device.

[0033] The gasket placing frame 2 can be provided with multiple, mainly depending on the actual technical requirements, the stopper 2-2 is installed to the lower end of the gasket placing sleeve 2-1 and fixed, the gasket placing sleeve 2-1 after the above installation is fixed to the rack 1, the gasket thickness nameplate 2-3 is installed to the rack 1, its function is mainly to facilitate the artificial to find the gasket placing sleeve 2-1 of the gasket 2-5 of different thicknesses more quickly, the gasket thickness indicating lamp 2-4 is fixed to the rack 1, its function is to determine the thickness of the gasket 2-5 through the previous sequence position and light up the position of the gasket placing sleeve 2-1 corresponding to the gasket 2-5, the artificial can quickly select the corresponding gasket 2-5, the gasket 2-5 is placed in the gasket placing sleeve 2-1 below the gasket thickness nameplate 2-3 according to the size of the material thickness. The upper end of the gasket placing sleeve 2-1 adopts a V-shaped opening form, mainly to facilitate the artificial to place the gasket.

[0034] The shell 4-1 is installed on the rack 1, the cylinder 4-2 is fixed to the upper end of the cylinder mounting seat 4-3, the cylinder joint 4-4 is installed at the front end of the piston rod of the cylinder 4-2, the fixing piece 4-5 and the pressing block 4-6 are installed, the fixing piece 4-5 is connected with the cylinder joint 4-4, the pressing block 4-6 is fastened to the fixing piece 4-5, the support block 4-7 is installed at the lower end of the cylinder mounting seat 4-3, one is installed on the left side and the right side, the pressing block anti-rotation shaft 4-18 is fixed to the lower end of the cylinder mounting seat 4-3, then the reference block 4-10 is installed at the lower end of the support block 4-7, and the pressing block anti-rotation shaft 4-18 is clamped, wherein the pressing block anti-rotation shaft 4-18 is mainly used to prevent the pressing block 4-6 from rotating through the piston rod of the cylinder 4-2, the support shaft 4-9 is installed at the lower end of the reference block 4-10, three are installed respectively, the bushing 4-17 is sleeved into the positioning hole on the reference block 4-10, and three are installed respectively, the probe mounting seat 4-8 is installed at the lower end of the support shaft 4-9, the probe mounting sleeve 4-12 is installed in the mounting hole of the probe mounting seat 4-8, and three are installed respectively, the probe 4-11 is sleeved into the probe mounting sleeve 4-12, the probe mounting sleeve 4-12 is locked, and three are installed respectively; the contact head 4-16 is installed in the bushing 4-17, the guide shaft 4-13 is passed out from the hole at the bottom of the probe mounting sleeve 4-12, the spring sleeve 4-14 is installed in the guide shaft 4-13, the spring 4-15 is sleeved into the guide shaft 4-13, then the guide shaft is passed through the hole at the lower end of the contact head 4-16 and is locked with the lower end of the reference block 4-10, and the above steps are installed on the left and right sides, and three sets are installed respectively; after the above installation is completed, the up-down position of the probe 4-11 is adjusted to realize the contact between the contact head 4-16 and the head of the probe 4-11, and the working principle is that the gasket 2-5 is placed on the upper end face of the reference block 4-10 and is positioned through the pressing block anti-rotation shaft 4-18, the cylinder 4-2 drives the pressing block 4-6 to move downward, the lower end face of the pressing block 4-6 is in contact with the upper end face of the contact head 4-16 and moves the contact head 4-16 downward, the head of the probe 4-11 is displaced downward through the downward movement of the contact head 4-16, until the gasket 2-5 is pressed tightly, the probe 4-11 can measure the corresponding value, and conversely, the spring 4-15 is compressed to drive the pressing block 4-6 to move upward to the corresponding position. Then the probe mounting seat 4-8 is installed in the shell 4-1.

[0035] The connecting bracket 5-1 is installed on the rack 1, the placing box 5-2 is installed on the upper end of the connecting bracket 5-1, then the small value standard part 5-3 and the large value standard part 5-4 are respectively placed in the corresponding placing box 5-2 clamping slot.

[0036] Small value standard part 5-3 and large value standard part 5-4, which are installed in the same way, install measuring plate one 5-6, measuring plate two 5-7 and measuring plate three 5-8 to the lower end face of the standard part connecting plate 5-5 respectively, and grinding is needed after installation to ensure the accuracy of the small value standard part 5-3 and the large value standard part 5-4, wherein the small value standard part 5-3 and the large value standard part 5-4 need to use wear-resistant, heat-resistant and corrosion-resistant stainless steel material 9Cr18, and heat treatment reaches HRC50~55. The small value standard part 5-3 can be used as a calibration part to calculate the thickness of the gasket 2-5 and confirm whether the gasket 2-5 meets the value calculated in the previous station; the large value standard part 5-4 can be used as a test device to check whether the device is qualified and stable.

[0037] Reference Figure 8 And Figure 9 The measurement principle of the electrically driven gasket re-measuring device is as follows: standard part 7, measured part 8, L1 is the height of the measured part 8 to be calculated, L is the height of the standard part 7, which is a fixed value after being verified by a third party, the value of the upper surface of the standard part 7 is M through measurement, and the value of the upper surface of the measured part 8 is N through measurement, and the height of the measured part 8 is L1=L+N-M through calculation, and the measurement principle adopts a relative measurement principle.

[0038] The three-point measurement calculation of the electrically driven gasket re-measuring device: the upper surface of the reference block establishes XYZ coordinates, wherein T1, T2 and T3 are respectively the probe positions of measuring the upper surface of the gasket 2-5, x1 is the intersection point of the connecting line of T1 and T2 probe positions and the X axis, y1 is the intersection point of the connecting line of T1 and T3 probe positions and the Y axis, a1 is the distance from the T1 probe position to x1, b1 is the distance from the T2 probe position to x1, c1 is the X-direction distance between x1 and y1, d1 is the X-direction distance between T3 probe and y1, S1 is the value read by T1, S2 is the value read by T2, and S3 is the value read by T3. The displacement of the measured gasket 2-5 can be obtained through the above, and the calculation formula is:

[0039] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0040] In the utility model, unless another definite provision and limitation, the term "mount", "set", "connect", "fix", "screw", "pad set" and so on term should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can pass through the indirect connection of intermediate medium, can be the communication or the interaction relationship of two elements inside two elements, unless another definite limitation, for the ordinary skill in the art, can understand the specific meaning of the above-mentioned term in the utility model according to specific circumstances.

[0041] The above description shows and describes the preferred embodiments of the utility model, as mentioned before, it should be understood that the utility model is not limited to the form disclosed herein, should not be regarded as the exclusion of other embodiments, and can be used in various other combinations, modifications and environments, and can be within the scope of the utility model conceived in the present application, by the above teaching or related art or knowledge is changed.And the change of the person of the art without departing from the spirit and scope of the utility model, then all should be within the scope of protection of the claims of the utility model attached.

Claims

1. An electrically driven pad retesting device, characterized in that: The device includes a frame (1), a pad placement frame (2), a button (3), a pad retesting assembly (4), a standard parts placement platform (5), and a device leveling mechanism (6). The pad placement frame (2), button (3), pad retesting assembly (4), standard parts placement platform (5), and device leveling mechanism (6) are all installed on the frame (1). At least one pad placement frame (2) is provided.

2. The electrically driven pad retesting device according to claim 1, characterized in that: The gasket placement frame (2) includes a gasket placement sleeve (2-1), a stop block (2-2), a gasket thickness nameplate (2-3), a gasket thickness indicator light (2-4), and gaskets (2-5). The stop block (2-2) is installed and fixed to the lower end of the gasket placement sleeve (2-1). The gasket placement sleeve (2-1) is fixed to the frame (1). The gasket thickness nameplate (2-3) and the gasket thickness indicator light (2-4) are installed on the frame (1). The gaskets (2-5) are placed in the gasket placement sleeve (2-1) below the corresponding gasket thickness nameplate (2-3).

3. The electrically driven pad retesting device according to claim 2, characterized in that: The upper end of the gasket placement sleeve (2-1) adopts a V-shaped opening.

4. The electrically driven pad retesting device according to claim 3, characterized in that: The gasket retest assembly (4) includes a housing (4-1), a cylinder (4-2), a cylinder mounting base (4-3), a cylinder connector (4-4), a fixing piece (4-5), a pressure block (4-6), a support block (4-7), a probe mounting base (4-8), a support shaft (4-9), a reference block (4-10), a probe (4-11), a probe mounting sleeve (4-12), a guide shaft (4-13), a sleeve (4-14), a spring (4-15), a contact head (4-16), a bushing (4-17), and a pressure block anti-rotation shaft (4-18).

5. The electrically driven pad retesting device according to claim 4, characterized in that: The housing (4-1) is mounted on the frame (1). The cylinder (4-2) is fixed to the cylinder mounting base (4-3). A cylinder connector (4-4) is mounted on the front end of the piston rod of the cylinder (4-2). The fixing member (4-5) is connected to the cylinder connector (4-4). The pressure block (4-6) is fastened to the fixing member (4-5). The support block (4-7) is mounted on the lower end of the cylinder mounting base (4-3), one on each side. After the pressure block anti-rotation shaft (4-18) is fixed to the lower end of the cylinder mounting base (4-3), the reference block (4-10) is mounted on the lower end of the support block (4-7). The support shaft (4-9) is mounted on the lower end of the reference block (4-10). The bushing (4-17) The probe is inserted into the positioning hole on the reference block (4-10), the probe mounting base (4-8) is installed at the lower end of the support shaft (4-9), the probe mounting sleeve (4-12) is inserted into the mounting hole of the probe mounting base (4-8), the probe (4-11) is inserted into the probe mounting sleeve (4-12) and the probe mounting sleeve (4-12) is locked, the contact head (4-16) is inserted into the bushing (4-17), the guide shaft (4-13) passes through the hole at the bottom of the probe mounting sleeve (4-12), the spring (4-15) is inserted into the guide shaft (4-13) with the sleeve (4-14), the guide shaft passes through the hole at the lower end of the contact head (4-16) and is locked at the lower end of the reference block (4-10).

6. The electrically driven pad retesting device according to claim 5, characterized in that: The standard parts placement platform (5) includes a connecting bracket (5-1), a placement box (5-2), a small-value standard part (5-3), a large-value standard part (5-4), a standard parts connecting plate (5-5), a measuring plate one (5-6), a measuring plate two (5-7), and a measuring plate three (5-8). The connecting bracket (5-1) is installed on the frame (1), the placement box (5-2) is installed on the upper end of the connecting bracket (5-1), the small-value standard part (5-3) and the large-value standard part (5-4) are respectively placed into the corresponding slots of the placement box (5-2), and the measuring plate one (5-6), the measuring plate two (5-7), and the measuring plate three (5-8) are respectively installed on the lower end face of the standard parts connecting plate (5-5).

7. The electrically driven pad retesting device according to claim 6, characterized in that: The small-value standard parts (5-3) and large-value standard parts (5-4) are made of wear-resistant, heat-resistant and corrosion-resistant stainless steel material 9Cr18, and the heat treatment reaches HRC50~55.

Images