CN218238785U

CN218238785U - Sliding shoe thickness detection device

Info

Publication number: CN218238785U
Application number: CN202222853652.2U
Authority: CN
Inventors: 于举辉; 王平; 史雨来; 林源涛
Original assignee: Yantai Eddie Precision Machinery Co Ltd
Current assignee: Yantai Eddie Precision Machinery Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-06
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a piston shoe thickness detection device belongs to piston shoe and detects technical field. The measuring device comprises a workbench, a carrying platform, a rotating platform, a pressing mechanism and a measuring meter, wherein the carrying platform is arranged on the workbench and used for bearing a workpiece to be measured, the rotating platform is used for supporting the carrying platform, the pressing mechanism is used for pressing the workpiece to be measured on the carrying platform, the measuring meter is used for detecting the thickness of a sliding shoe, the rotating platform rotates under the action of a power mechanism, the carrying platform is arranged on the rotating platform and rotates along with the rotating platform, a positioning part used for positioning the sliding shoe is arranged on the carrying platform, and the measuring meter moves up and down under the action of a lifting mechanism. The utility model discloses simple structure is compact, gets the point when having solved current piston shoes thickness measurement and can not cover totally, measures to have an error, through the measurement of gauge to the part a week that awaits measuring, the position of the more check points of output more can more cover completely, and through semi-automatization's form, can liberate the manual work, improve piston shoes's detection quality and detection efficiency.

Description

Sliding shoe thickness detection device

Technical Field

The utility model relates to a piston shoes thickness detection device belongs to piston shoes and detects technical field.

Background

Plunger pumps are an important device of hydraulic systems. It depends on the reciprocating motion of the plunger in the cylinder body to change the volume of the sealed working cavity to realize oil absorption and oil pressing. The plunger assembly is used as a key component of the plunger pump and comprises a plunger seat (also called a sliding shoe) and a plunger, a ball head is arranged on the plunger, the sliding shoe is provided with a ball socket, and the sliding shoe and the plunger are connected through the matching of the ball head and the ball socket, so that the plunger and the sliding shoe can flexibly rotate mutually and can be kept not to be separated when the plunger pump or a plunger motor works.

For the sliding shoes of different models, the thickness of the sliding shoes, specifically, the thickness of the sliding shoe steps, such as the thickness of the step 32 indicated in the product drawing of the sliding shoe 31 in fig. 10, is required to be strictly controlled, if the thickness of the sliding shoe steps is out of tolerance, the position of the sliding shoe is possibly blocked after the motor is assembled, so that the thickness of the sliding shoe steps needs to be detected, and in a specific detection process, the whole circular surface of the sliding shoe steps is measured for one circle to judge whether the thickness requirement of the sliding shoe is met.

The conventional method for detecting the thickness of the sliding shoe mainly adopts manual measurement, so that on one hand, a measurement point is insufficient, on the other hand, the manual measurement process is influenced by human factors, measurement errors are prone to occurring, the quality of the sliding shoe detection is influenced, and of course, the detection efficiency of the sliding shoe is also influenced due to the high labor intensity of workers.

Disclosure of Invention

The utility model provides a piston shoes thickness detection device to the not enough of prior art existence.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a sliding shoe thickness detection device comprises a workbench, a carrying platform, a rotating platform, a pressing mechanism and a measuring meter, wherein the carrying platform is arranged on the workbench and used for bearing a workpiece to be detected, the rotating platform is used for supporting the carrying platform, the pressing mechanism is used for pressing the workpiece to be detected on the carrying platform, the measuring meter is used for detecting the thickness of the sliding shoe, the rotating platform rotates under the action of a power mechanism, the carrying platform is arranged on the rotating platform and rotates along with the rotating platform, a positioning part used for positioning the sliding shoe is arranged on the carrying platform, and the measuring meter moves up and down under the action of a lifting mechanism.

The utility model has the advantages that: the measuring device comprises a sliding shoe, a rotating platform, a measuring meter, a lifting mechanism and a measuring pointer, wherein the sliding shoe is placed on a platform deck, the rotating platform drives the platform deck to rotate, the sliding shoe rotates, the rotating process meter pointer acts on the platform deck of a step of the sliding shoe to complete measurement, in order to facilitate loading and unloading of the sliding shoe, the measuring meter moves up and down under the action of the lifting mechanism, the ascending position capable of avoiding loading and unloading is convenient for unloading and loading of the sliding shoe, and the descending measuring pointer acts on the platform deck of the step of the sliding shoe and can be used for measuring the thickness of the step. The problem of get the point when having solved current piston shoes thickness measurement and can not cover totally, measure and have the error, through the measurement of gauge table to the part that awaits measuring a week, the position of more check points of output more can more cover completely, through semi-automatization's form, can liberate the manual work, improve piston shoes's detection quality and detection efficiency.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the positioning element comprises a first positioning block and a second positioning block, and the first positioning block and the second positioning block are of V-shaped structures or arc-shaped structures.

The technical scheme has the advantages that the position of the sliding shoe is accurately positioned through the positioning block, so that the flatness of the circumferential surface of the sliding shoe step on the measuring platform table can be accurately measured by the measuring meter, the installation error of the sliding shoe is reduced, and the thickness detection result of the sliding shoe is more accurate.

Furthermore, the carrying platform is provided with an adjusting screw rod in threaded connection with the first positioning block and the second positioning block, and the adjusting screw rod is provided with a forward thread and a direction thread which are used for the first positioning block and the second positioning block to move in opposite directions or move back to back.

Adopt above-mentioned further scheme's beneficial effect is, through adjusting screw control locating piece slip to the piston shoes of multiple model of adaptation, because the bottom diameter of piston shoes is very different, so fix a position through adjustable location placement. The positioning block is driven by the adjusting screw to be of an adjustable structure, so that the sliding shoes with different sizes can be adapted, and the position of the positioning block can be adjusted by the adjusting screw according to the diameters and the sizes of parts, so that different parts with different diameters can be positioned.

Furthermore, a manual adjusting platform is further arranged on the carrying platform, and the adjusting screw, the first positioning block and the second positioning block are all arranged on the manual adjusting platform.

The beneficial effects of adopting above-mentioned further scheme are that, the accessible manual regulation platform is used for adjusting the plane degree of the platform that bears the weight of the work piece, reduces processing and installation error to make the piston shoe thickness measurement more accurate.

Furthermore, the lifting mechanism comprises a lifting driving cylinder, and a three-way adjusting mechanism is arranged between the lifting driving cylinder and the measuring meter.

The beneficial effect who adopts above-mentioned further scheme is that, the actuating cylinder drives the gauge and carries out the up-and-down motion, can directly set up two extreme position, is measuring position and unloading position respectively to reserve out the position, conveniently go up unloading.

Furthermore, the three-way adjusting mechanism comprises a Z-direction connecting rod, a Y-direction connecting rod and an X-direction connecting rod, the Z-direction connecting rod is connected with the driving end of the lifting driving cylinder, the Z-direction connecting rod is connected with the Y-direction connecting rod through a first locking block, the Y-direction connecting rod is connected with the X-direction connecting rod through a second locking block, and the measuring meter is arranged on the X-direction connecting rod through a third locking block.

The beneficial effect of adopting above-mentioned further scheme is that, further improve the accuracy of meter detection position to the processing of the work piece of adaptation more model sizes, so realize the adjustable position of meter in three-dimensional space through three-dimensional adjustment mechanism.

Further, the drive end department of lift actuating cylinder is connected with the connecting rod mounting panel, the connecting rod mounting panel with be equipped with guiding mechanism between the workstation, guiding mechanism includes a pair of slide bar, the lower extreme of slide bar with the workstation is connected, the upper portion of slide bar pass through linear bearing with the connecting rod mounting panel is connected.

The beneficial effect who adopts above-mentioned further scheme is, in order to guarantee Z to connecting rod connection stability and connecting rod axial precision, so add mounting panel and slide bar, further improve the position accuracy nature of gauge. The cylindricity of the upper part and the lower part of the driving cylinder is ensured through the linear bearing, and the driving cylinder is less shaken to influence the detection result.

Furthermore, hold-down mechanism is including acting on the pressure head of piston shoes, being used for bearing the pressure head pole of pressure head and being used for the drive pressure head to move down and compress tightly piston shoes or move upwards and loosen the pressure actuating mechanism of piston shoes, the pressure head is equipped with one and sets up on the pressure head pole, or the pressure head is equipped with two, two the pressure head sets up respectively on the both ends of pressure head pole, the pressure head pole sets up on actuating mechanism's the effect is served.

The beneficial effect who adopts above-mentioned further scheme is that, press from both sides tight the adoption be the pressure head act on the piston shoe step, the detection position of measurement gauge is dodged to the active position, compresses tightly back rotary platform through the pressure head and drives above-mentioned microscope carrier and carry out the circular rotation, realizes the circular rotation of part to realize the measurement gauge to the mesa a week of piston shoe step detect.

Furthermore, the upper and lower adjustable setting of pressure head pole is in actuating mechanism's drive end, and/or the pressure head is left and right adjustable setting on the pressure head pole.

The beneficial effect who adopts above-mentioned further scheme is that, also different to the position that different parts compressed tightly, for the compressed tightly position of the different parts of adaptation, realizes not hard up pressure head through actuating mechanism and unclamps the work piece and lock the pressure head and realize that the work piece compresses tightly, and after compressing tightly, the part on the microscope carrier carries out the rotation in a circle under rotary platform's effect, and the measurement head that the rotatory measurement of the circumference of realization part waited for the gauge table measures piston shoe step mesa a week.

Furthermore, be equipped with on the link of pressure head and follow the axially sliding's of pressure head pole cup joints the portion, the pressure head pass through the fastener with the pressure head pole is connected, it is equipped with in the portion of cup jointing is used for the installation the screw hole of fastener.

Adopt above-mentioned further scheme's beneficial effect to be, the specific adjustable accessible of pressure head cover dress is on the pressure head pole, in case the adjustment position is suitable just can lock it through the fastener, and the position adjustment of pressure head is measured as the standard with compressing tightly the work piece noninterference measuring meter simultaneously.

Furthermore, the pressing driving mechanism adopts a quick clamp, the quick clamp comprises a pressing handle arranged at the action end of the quick clamp, a connecting screw rod penetrating through the pressing handle, an upper limit nut and a lower limit nut, the upper limit nut and the lower limit nut are used for fixing the connecting screw rod on the pressing handle, a through hole for the connecting screw rod to penetrate through is formed in the pressure head rod, and the lower end of the connecting screw rod penetrates through the pressing handle and the through hole to be connected with the lower limit nut.

The beneficial effect who adopts above-mentioned further scheme is that, what the drive of pressure head specifically adopted is manual quick clamp, and convenient operation is convenient for realize the pressure head to compressing tightly of work piece and unclamping of work piece, and the adjustable concrete position that can limit the pressure head pole through connecting screw, upper and lower stop nut of pressure head pole to in the pressure head push down can accurate compress tightly on the work piece.

Further, the lifting driving cylinder is arranged on the carrying platform through a cylinder mounting plate.

The lifting driving cylinder can adopt a cylinder with a guide rod, a piston rod of the cylinder is perpendicular to the workbench, and the driving cylinder is installed and positioned on the workbench through a cylinder installation plate, so that the lifting action of the measuring meter is driven.

Furthermore, the power mechanism comprises a driving motor, a worm and a worm wheel meshed with the worm, the rotating platform is rotatably arranged on the platform shell, the driving motor is arranged on the platform shell or the workbench, the worm is connected with an output shaft of the driving motor, and the worm wheel is arranged on the rotating platform.

The beneficial effect who adopts above-mentioned further scheme is that, there are many for driving rotary platform pivoted modes, if adopt worm gear structure drive here for example, compact structure, the transmission stationarity is good, and has the auto-lock nature.

Drawings

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

fig. 2 is a schematic view of the structure of the present invention;

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

fig. 4 is a left side view structure diagram of the present invention;

FIG. 5 is a schematic structural view showing the state of the pressing shoes of the present invention;

FIG. 6 is a schematic structural view of the state of the pressing shoes of the present invention;

FIG. 7 is a schematic top view of the state of the pressing shoe according to the present invention;

FIG. 8 is a left side view of the structure of the present invention showing the state of the sliding shoes;

FIG. 9 is a schematic view of the structure of the present invention mounted on a frame;

fig. 10 is a schematic structural view of a workpiece to be processed according to the present invention;

in the figure, 1, a workbench; 2. a stage; 3. rotating the platform; 4. measuring a meter; 5. a first positioning block; 6. a second positioning block; 7. adjusting the screw rod; 8. manually adjusting the platform; 9. a lift drive cylinder; 10. a connecting rod mounting plate; 11. a Z-direction connecting rod; 12. a Y-direction connecting rod; 13. an X-direction connecting rod; 14. a first locking block; 15. a second locking block; 16. a third locking block; 17. a slide bar; 18. a linear bearing; 19. a pressure head; 20. a ram rod; 21. fast clamping; 22. pressing the handle; 23. connecting a screw rod; 24. an upper limiting nut; 25. a lower limit nut; 26. a cylinder mounting plate; 27. a drive motor; 28. a platform housing; 29. a frame; 30. a control screen; 31. a slipper; 32. and (4) a step.

Detailed Description

The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 9, a thickness detection device for a sliding shoe 31 includes a workbench 1, a stage 2 arranged on the workbench 1 and used for bearing a workpiece to be detected, a rotary platform 3 used for supporting the stage 2, a pressing mechanism used for pressing the workpiece to be detected on the stage 2, and a measuring gauge 4 used for detecting the thickness of the sliding shoe 31, wherein the rotary platform 3 rotates under the action of a power mechanism, the stage 2 is arranged on the rotary platform 3 and rotates therewith, a positioning part used for positioning the sliding shoe 31 is arranged on the stage 2, and the measuring gauge 4 moves up and down under the action of a lifting mechanism.

The positioning piece comprises a first positioning block 5 and a second positioning block 6, and the first positioning block 5 and the second positioning block 6 are of V-shaped structures or arc-shaped structures. The position of the sliding shoe 31 is accurately positioned through the positioning block, so that the flatness of the circumferential surface of the step 32 of the sliding shoe 31 on the measuring platform 2 can be accurately measured by the measuring instrument 4, the installation error of the sliding shoe 31 is reduced, and the thickness detection result of the sliding shoe 31 is more accurate.

An adjusting screw 7 in threaded connection with the first positioning block 5 and the second positioning block 6 is arranged on the carrying platform 2, and a forward thread and a direction thread for the first positioning block 5 and the second positioning block 6 to move in opposite directions or move in opposite directions are arranged on the adjusting screw 7. The adjusting screw 7 is rotatably arranged on the carrier 2 or the adjusting screw 7 is arranged on the carrier 2 through a positioning plate. The positioning block is controlled to slide by a screw rod so as to adapt to various types of sliding shoes 31, and the bottom ends of the sliding shoes 31 have large diameters, so that the positioning is realized by adjustable positioning placement. The positioning block is driven by the adjusting screw rod 7 to be of an adjustable structure, so that the sliding shoes 31 with different sizes can be adapted, the position of the positioning block can be adjusted by the adjusting screw rod 7 according to the diameters and the sizes of parts, and different parts with different diameters can be positioned.

The carrying platform 2 is further provided with a manual adjusting platform 8, and the adjusting screw 7, the first positioning block 5 and the second positioning block 6 are all arranged on the manual adjusting platform 8. The adjusting screw 7 is rotatably arranged on the manual adjusting platform 8 or the adjusting screw 7 is arranged on the manual adjusting platform 8 through a positioning plate. The manual adjusting platform 8 can adopt a TSMG series manual swing sliding table, is specifically driven by a worm gear pair, and is locked and positioned by a hand wheel, so that the flatness of the platform is adjusted, the machining and mounting errors are reduced, and the thickness measurement of the sliding shoe 31 is more accurate.

The lifting mechanism comprises a lifting driving cylinder 9, and a three-way adjusting mechanism is arranged between the lifting driving cylinder 9 and the measuring gauge 4. The driving cylinder drives the measuring gauge 4 to move up and down, two limit positions, namely a measuring position and a discharging position, can be directly arranged, and positions are reserved for facilitating feeding and discharging.

The three-way adjusting mechanism comprises a Z-direction connecting rod 11, a Y-direction connecting rod 12 and an X-direction connecting rod 13, the Z-direction connecting rod 11 is connected with the driving end of the lifting driving cylinder 9, the Z-direction connecting rod 11 is connected with the Y-direction connecting rod 12 through a first locking block 14, the Y-direction connecting rod 12 is connected with the X-direction connecting rod 13 through a second locking block 15, and the measuring meter 4 is arranged on the X-direction connecting rod 13 through a third locking block 16. The accuracy of the detection position of the measuring meter 4 is further improved, so that the processing of workpieces with more types and sizes is adapted, and the position of the measuring meter 4 in a three-dimensional space is adjustable through a three-way adjusting mechanism.

The driving end of the lifting driving cylinder 9 is connected with a connecting rod mounting plate 10; connecting rod mounting panel 10 with be equipped with guiding mechanism between the workstation 1, guiding mechanism includes a pair of slide bar 17, the lower extreme of slide bar 17 with workstation 1 is connected, the upper portion of slide bar 17 pass through linear bearing 18 with the mounting panel is connected. In order to ensure the connection stability of the Z-direction connecting rod 11 and the axial precision of the connecting rod, a mounting plate and a sliding rod 17 are additionally arranged, so that the position precision of the measuring instrument 4 is further improved. The linear bearing 18 ensures the cylindricity of the driving cylinder up and down, and the driving cylinder is less shaken to influence the detection result. And the workbench 1 is also provided with a limiting block for limiting the lower limit position of the connecting rod mounting plate 10.

The pressing mechanism comprises a pressing head 19 acting on the sliding shoe 31, a pressing head rod 20 used for bearing the pressing head 19 and a pressing driving mechanism used for driving the pressing head 19 to downwards act and press the sliding shoe 31 or upwards act and loosen the sliding shoe 31, one pressing head 19 is arranged on the pressing head rod 20, or two pressing heads 19 are arranged on the pressing head rod 20, the two pressing heads 19 are respectively arranged at two ends of the pressing head rod 20, and the pressing head rod 20 is arranged at the acting end of the driving mechanism. The clamping adopts the mode that the pressure head 19 acts on the step 32 of the sliding shoe 31, the acting position needs to be out of the detection position of the measuring gauge 4, the platform 3 is rotated after the pressure head 19 is pressed to drive the platform 2 to rotate circumferentially, the circumferential rotation of parts is realized, and the detection of the measuring gauge 4 on the platform surface of the step 32 of the sliding shoe 31 in one circle is realized.

The upper and lower parts of the pressure head rod 20 are arranged at the driving end of the driving mechanism in an adjustable manner, and/or the left and right parts of the pressure head 19 are arranged on the pressure head rod 20 in an adjustable manner. The pressing positions of different parts are different, in order to adapt to the pressing positions of different parts, the workpiece is pressed by loosening the pressing head 19 and loosening the workpiece by locking the pressing head 19 through the driving mechanism, after the pressing, the part on the carrying platform 2 rotates circumferentially under the action of the rotating platform 3, and the circumferential rotation of the part is realized to wait for the measuring head of the measuring meter 4 to measure one circle of the table top of the step 32 of the sliding shoe 31.

The connecting end of the pressure head 19 is provided with a sleeve joint part which can slide along the axial direction of the pressure head rod 20, the pressure head 19 is connected with the pressure head rod 20 through a fastener, and the sleeve joint part is provided with a threaded hole for installing the fastener. The specific adjustable accessible suit of pressure head 19 is on pressure head pole 20, and in case the adjustment position is suitable just can be locked it through the fastener, and the position adjustment of pressure head 19 is with not interfering the survey meter 4 measurement as the standard compressing tightly the work piece simultaneously.

The pressing driving mechanism adopts a quick clamp 21, the quick clamp 21 comprises a pressing handle 22 arranged at the action end of the quick clamp, a connecting screw rod 23 penetrating through the pressing handle 22, an upper limiting nut 24 and a lower limiting nut 25 for fixing the connecting screw rod 23 on the pressing handle 22, a through hole for the connecting screw rod 23 to penetrate is formed in the pressing head rod 20, and the lower end of the connecting screw rod 23 penetrates through the pressing handle 22 and the through hole to be connected with the lower limiting nut 25. The quick clamp 21 is mounted on the carrier 2 or the quick clamp 21 is connected with the carrier 2 through a quick clamp mounting plate. The driving of the pressure head 19 adopts manual quick clamping, so that the operation is convenient, the pressing of the pressure head 19 on the workpiece and the loosening of the workpiece are convenient to realize, and the influence of the stress and the deviation of the part on a measurement result in the rotating process is prevented. The adjustable body of the pressure head rod 20 can limit the position of the pressure head rod 20 through the connecting screw rod 23 and the upper limit nut 25 and the lower limit nut 25, so that the pressure head 19 can be pressed down to be accurately pressed on a workpiece.

The lift cylinder 9 is provided on the stage 2 via a cylinder mounting plate 26. The lifting driving cylinder 9 can adopt a cylinder with a guide rod, a piston rod of the cylinder is perpendicular to the workbench 1, and the driving cylinder is installed and positioned on the workbench 1 through a cylinder installation plate 26, so that the lifting action of the measuring meter 4 is driven.

The power mechanism comprises a driving motor 27, a worm and a worm wheel meshed with the worm, the rotary platform 3 is rotatably arranged on the platform shell 28, the driving motor 27 is arranged on the platform shell 28 or the workbench 1, the worm is connected with an output shaft of the driving motor 27, and the worm wheel is arranged on the rotary platform 3. The rotary platform 3 can be driven to rotate in a plurality of ways, for example, by adopting a worm and gear structure, the structure is compact, the transmission stability is good, and the self-locking property is realized.

Measuring tool can select the electronic watch of precision 0.001 to add the table needle for use, in order to keep enough manual installation position, adopts the cylinder to drive meter 4 and carries out the up-and-down motion, and the cylinder contracts when measuring, and the cylinder stretches out and keeps normally opening after measuring. In order to adapt to the different parts, the connection mode of the measuring instrument 4 can be adjusted in three directions of an X axis, a Y axis and a Z axis through a locking block and a connecting rod, and then the adjustment or the model change is easier. The sliding shoe 31 is placed on the platform deck 2 and is pressed by the pressing head 19 of the pressing mechanism, the rotating platform 3 rotates to drive the platform deck 2 to rotate, the sliding shoe 31 rotates along with the rotating platform, the pointer of the rotating process measuring instrument 4 acts on the table top of the step 32 of the sliding shoe 31 to complete measurement, the pressing head 19 acting on the workpiece can be made of nylon materials, and the surface of the workpiece to be measured is not easily scratched.

As shown in fig. 9, the workbench 1 may also be mounted on the frame 29 and equipped with a corresponding control system and a control screen 30, the control screen 30 carries a button position, and the operation may be performed by a manual control device, which is more convenient for a semi-automatic tool, and the measurement result may be displayed on a screen to output the result and perform a judgment.

Through the mode of artifical material loading, manual operation nipper 21 presss from both sides tightly, presses the control button on the control screen 30, and the measurement gauge 4 then carries out automated inspection to the work piece, and the test result can be given for control system like PLC, then judges the output result through PLC, and the accessible control screen 30 of result shows, judges whether qualified according to the dimensional requirement part to show qualified or unqualified information. Through semi-automatization's mode, it is few to measure the sample when solving artifical micrometer before, troublesome poeration, inefficiency, detection error are big problem.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The sliding shoe thickness detection device is characterized by comprising a workbench (1), a carrying platform (2) which is arranged on the workbench (1) and used for bearing a workpiece to be detected, a rotary platform (3) used for supporting the carrying platform (2), a pressing mechanism used for pressing the workpiece to be detected on the carrying platform (2) and a measuring meter (4) used for detecting the workpiece, wherein the rotary platform (3) rotates under the action of a power mechanism, the carrying platform (2) is arranged on the rotary platform (3) and rotates along with the rotary platform, a positioning part used for positioning the workpiece is arranged on the carrying platform (2), and the measuring meter (4) moves up and down under the action of a lifting mechanism.

2. The slipper thickness detection device according to claim 1, wherein the positioning element comprises a first positioning block (5) and a second positioning block (6), and the first positioning block (5) and the second positioning block (6) are of a V-shaped structure or an arc-shaped structure.

3. The slipper thickness detection device according to claim 2, wherein the carrier (2) is provided with an adjusting screw (7) in threaded connection with the first positioning block (5) and the second positioning block (6), and the adjusting screw (7) is provided with a forward thread and a directional thread for the first positioning block (5) and the second positioning block (6) to move towards or away from each other.

4. The slipper thickness detection device according to claim 3, wherein a manual adjustment platform (8) is further provided on the carrier (2), and the adjustment screw (7), the first positioning block (5) and the second positioning block (6) are all provided on the manual adjustment platform (8).

5. The slipper thickness detection device of any of claims 1-4, wherein the lifting mechanism comprises a lifting driving cylinder (9), and a three-way adjusting mechanism is arranged between the lifting driving cylinder (9) and the measuring gauge (4).

6. The slipper thickness detection device according to claim 5, wherein the three-way adjustment mechanism comprises a Z-direction link (11), a Y-direction link (12) and an X-direction link (13), the Z-direction link (11) is connected with the driving end of the lifting driving cylinder (9), the Z-direction link (11) is connected with the Y-direction link (12) through a first locking block (14), the Y-direction link (12) is connected with the X-direction link (13) through a second locking block (15), and the measuring gauge (4) is arranged on the X-direction link (13) through a third locking block (16).

7. The slipper thickness detecting device according to any one of claims 1-4, wherein the pressing mechanism comprises a pressing head (19) acting on the slipper (31), a pressing head rod (20) for carrying the pressing head (19), and a pressing driving mechanism for driving the pressing head (19) to press the slipper (31) downwards or to release the slipper (31) upwards, the pressing head (19) is provided with one arranged on the pressing head rod (20), or the pressing head (19) is provided with two, the two pressing heads (19) are respectively arranged on two ends of the pressing head rod (20), and the pressing head rod (20) is arranged on an acting end of the driving mechanism.

8. The slipper thickness detecting device according to claim 7, wherein the ram rod (20) is provided at a driving end of the driving mechanism to be adjustable up and down, and/or the ram (19) is provided at the ram rod (20) to be adjustable right and left.

9. The slipper thickness detection device of claim 8, wherein a sleeve portion capable of sliding along an axial direction of the slipper rod (20) is arranged on the connecting end of the pressure head (19), the pressure head (19) is connected with the slipper rod (20) through a fastener, and a threaded hole for mounting the fastener is arranged on the sleeve portion.

10. The slipper thickness detection device according to claim 7, wherein the pressing drive mechanism employs a quick clamp (21), the quick clamp (21) includes a pressing handle (22) disposed at an acting end thereof, a connecting screw rod (23) penetrating through the pressing handle (22), an upper limit nut (24) and a lower limit nut (25) for fixing the connecting screw rod (23) to the pressing handle (22), a through hole for the connecting screw rod (23) to penetrate is provided on the pressing head rod (20), and a lower end of the connecting screw rod (23) penetrates through the pressing handle (22) and the through hole to be connected with the lower limit nut (25).