Pressure gauge fixing device

Abstract

The invention relates to the field of assembly equipment, and discloses a pressure gauge fixing device which comprises a rack, a mounting base, a fixed driving cylinder, a fixed block, a wrench, a first driving cylinder and a tightening motor, the mounting base is connected to the rack, the mounting base is connected with a convex block, and the convex block is used for being attached to the inner wall of a water pump controller shell; the fixing block is used for abutting against the side, away from the mounting base, of the water pump controller shell, the fixing driving cylinder drives the fixing block to slide, the wrench is provided with a clamping groove, a hexagonal clamping block of the pressure gauge is embedded in the clamping groove, the first driving cylinder is used for driving the wrench to slide, and the tightening motor is used for driving the wrench to rotate. Relative fixation of the water pump controller shell and the rack is achieved through the protruding block and the fixing block, the possibility of deviation in the assembling process of the water pump controller shell and the pressure gauge is reduced, the first driving cylinder drives the hexagonal clamping block of the pressure gauge to be embedded into or separated from the clamping groove, the tightening motor drives the wrench to rotate, and accurate control over torque is achieved. The damage possibility of the pressure gauge is reduced, and the assembly quality and efficiency are improved.

Description

Technical Field

[0001] The present application relates to the field of assembly equipment, and in particular to a pressure gauge fixing device. Background Art

[0002] When assembling the pressure gauge to the water pump controller housing, the prior art generally uses manual operation, in which the hexagonal block on the pressure gauge is engaged with a wrench to drive the pressure gauge to rotate. However, the torque value required for rotating the pressure gauge to the water pump controller housing is not accurately controlled manually, which sometimes damages the pressure gauge. The manual operation has low labor efficiency, and the installation space of the water pump controller housing is small. The rotation of the wrench hits the water pump controller housing, causing damage to the water pump controller housing. Summary of the invention

[0003] In order to reduce the possibility of damage to the water pump controller housing and the pressure gauge, improve the working efficiency of the water pump controller housing and the pressure gauge device, and reduce production costs, the present application provides a pressure gauge fixing device.

[0004] The pressure gauge fixing device provided in this application adopts the following technical solution: A pressure gauge fixing device comprises a frame, a mounting seat, a fixed drive cylinder, a fixed block, a wrench, a first drive cylinder and a tightening motor, the mounting seat is connected to the frame, a convex block is connected to the upper end of the mounting seat, the convex block is used to fit with the inner wall of a water pump controller housing, the fixed block is connected to the frame, the fixed block is used to abut against a side of the water pump controller housing away from the mounting seat, the fixed drive cylinder is connected to the frame, the fixed drive cylinder is used to drive the fixed block to slide, the wrench is connected to the frame, one end of the wrench is provided with a slot, the slot is used for the hexagonal block of the pressure gauge to be embedded, the slot wall is in contact with two parallel sides of the hexagonal block of the pressure gauge, the first drive cylinder is connected to the frame, the first drive cylinder is used to drive the wrench to slide, the sliding direction of the wrench is perpendicular to the axial direction of the pressure gauge, the tightening motor is connected to the frame, the tightening motor is used to drive the wrench to rotate, and the rotation axis of the wrench coincides with the axis of the pressure gauge.

[0005] By adopting the above technical solution, the protrusion fits against the inner wall of the water pump controller housing, and the fixed drive cylinder drives the fixed block to abut against the side surface of the water pump controller housing away from the mounting seat, thereby achieving relative fixation of the water pump controller housing and the mounting seat, reducing the possibility of displacement during the assembly process of the water pump controller housing and the pressure gauge. The first drive cylinder drives the hexagonal block of the pressure gauge to embed or disengage from the slot, and the tightening motor drives the wrench to rotate, thereby achieving precise torque control, reducing the possibility of damage to the pressure gauge due to human factors, and improving assembly quality and efficiency.

[0006] Preferably, it also includes a turntable and a rotating motor, the turntable is rotatably connected to the frame, the rotation axis of the turntable is vertical, the rotating motor is connected to the frame, and the rotating motor is used to drive the turntable to rotate, a plurality of mounting seats are provided, and the plurality of mounting seats are evenly distributed around the rotation axis of the turntable, and the number of the fixed blocks and the fixed drive cylinders is the same as the number of the mounting seats and corresponds one to one.

[0007] By adopting the above technical solution and setting a plurality of mounting seats, the water pump controller housing can be placed on other mounting seats and the pressure gauge can be initially fixed while the pressure gauge is tightened with a wrench, thereby improving work efficiency.

[0008] Preferably, it also includes a positioning drive cylinder, a positioning block and a positioning seat, the number of the positioning seats is the same as the number of the mounting seats and corresponds one to one, the positioning seat is connected to the turntable, the positioning seat is provided with a positioning groove, the positioning block is slidably connected to the frame, the positioning block is used to be embedded in the positioning groove, the positioning drive cylinder is connected to the frame, and the positioning drive cylinder is used to drive the positioning block to slide.

[0009] By adopting the above technical solution, the positioning drive cylinder drives the positioning block to slide, and the positioning block is embedded in the positioning groove, so that the pressure gauge is located directly below the wrench, which is convenient for the wrench to assemble the pressure gauge, and the turntable and the frame are relatively fixed, which reduces the possibility of the turntable deflecting when the wrench tightens the pressure gauge, thereby improving the reliability and safety of the device.

[0010] Preferably, it also includes a sliding seat, a first reset member and a clamping block, the sliding seat is connected to the turntable, the number of the first reset member and the clamping block is the same as the number of the mounting seats and corresponds one to one, the clamping block is slidably connected to the sliding seat, the sliding direction of the clamping block is vertical, a clamping groove is provided at the lower end of the clamping block, the clamping groove is used for the hexagonal block of the pressure gauge to be embedded, the side wall of the clamping groove is in contact with the outer wall of the hexagonal block of the pressure gauge, the first reset member is connected between the clamping block and the sliding seat, and the first reset member makes the clamping block have a tendency to clamp against the outer wall of the hexagonal block of the pressure gauge.

[0011] By adopting the above technical solution, the first reset member drives the clamping block to abut the hexagonal block of the pressure gauge, so that when the turntable rotates, the two parallel sides of the hexagonal block of the pressure gauge remain in a vertical state, which is convenient for the wrench to move downward, so that the hexagonal block of the pressure gauge is embedded in the slot, thereby improving the reliability and consistency of the device.

[0012] Preferably, it also includes a locking assembly, the upper end of the turntable is provided with a first slide groove, the first slide groove extends in the horizontal direction, the end of the first slide groove close to the mounting seat is provided with a second slide groove, and the second slide groove passes through the turntable in the vertical direction, and the lower end of the sliding seat is slidably embedded in the first slide groove and the second slide groove, and the locking assembly includes a locking block, a pushing block and a second reset member, the number of the locking block, the pushing block and the second reset member is the same as the number of the mounting seat and corresponds to one another, the locking block is slidably connected to the turntable, the sliding direction of the locking block is horizontal, the sliding seat is provided with a locking groove, the locking groove is used for the locking block to be embedded, the second reset member is connected between the locking block and the turntable, the second reset member makes the locking block have a tendency to be embedded in the locking groove, the pushing block is slidably connected to the turntable, the sliding direction of the pushing block is vertical, the lower end of the pushing block is provided with a first chamfer, the first chamfer is located on the side of the pushing block away from the sliding seat, the first chamfer is used to abut against the locking block, the upper end of the pushing block is provided with a second chamfer, the second chamfer is located on the side of the pushing block away from the sliding seat, and the second chamfer is used to abut against the positioning block.

[0013] By adopting the above technical scheme, when the mounting seat is rotated into place, the sliding seat is pulled up along the second sliding groove, and the sliding seat is moved away from the mounting seat along the first sliding groove, which makes it convenient for the wrench to engage the hexagonal block of the pressure gauge. When placed, the locking block is embedded in the locking groove under the action of the elastic force of the second reset member, so as to achieve the relative fixation of the sliding seat and the turntable. When the pressure gauge is initially fixed, the sliding seat is offset, which affects the limiting effect of the clamping block and improves the reliability of the device. The positioning block slides and abuts the second chamfer, and the first chamfer abuts the locking block, driving the locking block to overcome the elastic force of the second reset member and disengage from the locking groove, thereby releasing the relative fixation of the sliding seat and the turntable, which is convenient for pulling the sliding seat away from the mounting seat.

[0014] Preferably, it also includes an ejection block and a third reset member, the ejection block is slidably connected to the frame, the sliding direction of the ejection block is vertical, the upper end of the ejection block is provided with a rounded corner, the rounded corner is used to abut against the lower end of the sliding seat, the third reset member is connected between the ejection block and the frame, and the third reset member makes the lower end of the sliding seat have a tendency to correspond to the first slide groove.

[0015] By adopting the above technical solution, the sliding seat rotates to abut the fillet and pushes the ejection block to overcome the elastic force of the third reset member and move downward. When the locking block releases the lock on the sliding seat, the ejection block pushes the sliding seat upward under the action of the elastic force of the third reset member, and the lower end of the locking sliding seat is flush with the bottom of the first slide groove, which is convenient for pulling the sliding seat away from the mounting seat.

[0016] Preferably, it also includes a rotating seat, a fixed gear and a rotating gear, the rotating seat is rotatably connected to the frame, the rotating axis of the rotating seat coincides with the axis of the pressure gauge, the fixed gear is connected to the frame, the rotating gear is rotatably connected to the rotating seat, the rotating gear is meshed with the fixed gear, the tightening motor is connected to the rotating seat, the tightening motor is used to drive the rotating gear to rotate, the first driving cylinder is connected to the rotating seat, and the wrench is slidably connected to the rotating seat.

[0017] By adopting the above technical solution, the rotating seat is rotatably connected to the frame and coincides with the axis of the pressure gauge, ensuring that the wrench can be accurately aligned with the hexagonal block of the pressure gauge during the rotation process, reducing the possibility of damage to the pressure gauge due to position deviation, and tightening the motor to drive the rotating gear to rotate, and the rotating gear meshes with the fixed gear to realize the rotation of the rotating seat along the axis of the pressure gauge, thereby improving the stability and accuracy of the speed.

[0018] Preferably, the frame is connected to a guide plate, and the rotating seat includes a front plate, a rear plate, a connecting block and a limit seat, the front plate and the rear plate are respectively located on both sides of the guide plate along the thickness direction of the guide plate, and the guide plate is provided with an arc groove with the axis of the fixed gear as the center, the connecting block is slidably embedded in the arc groove, the two ends of the connecting block are respectively connected to the front plate and the rear plate, the limit seat is connected to the front plate, the limit seat is provided with a connecting groove, the wrench is slidably embedded in the connecting groove, and the side wall of the wrench is in contact with the wall of the connecting groove.

[0019] By adopting the above technical solution, the guide plate is provided with an arc groove, and the connecting block is slidably embedded in the arc groove, which guides the rotation of the rotating seat and improves the stability and reliability of the device.

[0020] Preferably, the rotating seat also includes rollers, and the rollers are divided into two groups. The two groups of rollers are rotatably connected to the side surfaces of the front plate and the rear plate close to the guide plate respectively, and the outer walls of the rollers are in contact with the guide plate.

[0021] By adopting the above technical solution, the rotating seat is provided with a roller, which converts the sliding friction between the rotating seat and the guide plate into rolling friction, reduces the friction between the rotating seat and the guide plate, reduces the possibility of the rotating seat getting stuck due to excessive friction, and improves the stability of the device.

[0022] Preferably, it also includes a limit drive cylinder and a limit block, the limit block is slidably connected to the limit seat, the sliding direction of the limit block is perpendicular to the sliding direction of the wrench, the wrench is provided with a limit groove, the limit groove is used for the limit block to be embedded, and the limit block is in contact with the limit groove wall along both side walls perpendicular to the sliding direction of the wrench.

[0023] By adopting the above technical solution, the limit drive cylinder drives the limit block to slide and embed into the limit groove, thereby reducing the possibility of the wrench being offset or tilted during the rotation process and improving the reliability of the device.

[0024] In summary, the present application includes at least one of the following beneficial technical effects: 1. The convex block fits with the inner wall of the water pump controller housing, and the fixed drive cylinder drives the fixed block to abut against the surface of the water pump controller housing on one side away from the mounting seat, so as to achieve relative fixation of the water pump controller housing and the mounting seat, and reduce the possibility of displacement during the assembly process of the water pump controller housing and the pressure gauge. The first drive cylinder drives the hexagonal block of the pressure gauge to embed or disengage from the slot, and the tightening motor drives the wrench to rotate, so as to achieve precise torque control, reduce the possibility of damage to the pressure gauge due to human factors, and improve assembly quality and efficiency; 2. The first reset member drives the abutting block to abut the hexagonal block of the pressure gauge, so that when the turntable rotates, the two parallel sides of the hexagonal block of the pressure gauge remain in a vertical state, which is convenient for the wrench to move down, so that the hexagonal block of the pressure gauge is embedded in the card slot, thereby improving the reliability and consistency of the device; 3. When the mounting seat is rotated into place, the sliding seat is pulled up along the second sliding groove, and the sliding seat is moved away from the mounting seat along the first sliding groove, which makes it convenient for the wrench to engage the hexagonal block of the pressure gauge. When placed, the locking block is embedded in the locking groove under the action of the elastic force of the second reset member, so as to achieve relative fixation of the sliding seat and the turntable. When the pressure gauge is initially fixed, the sliding seat is offset, which affects the limiting effect of the clamping block and improves the reliability of the device. The positioning block slides and abuts the second chamfer, and the first chamfer abuts the locking block, driving the locking block to overcome the elastic force of the second reset member and disengage from the locking groove, thereby releasing the relative fixation of the sliding seat and the turntable, and facilitating pulling the sliding seat away from the mounting seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a cross-sectional view of the pressure gauge fixture.

[0026] Figure 2 It is a structural schematic diagram of the pressure gauge fixing device.

[0027] Figure 3 yes Figure 1 Enlarged view of point A in the middle.

[0028] Figure 4 yes Figure 3 Enlarged view of point B in the middle.

[0029] Figure 5 It is a partial cross-sectional view of the pressure gauge fixture.

[0030] Figure 6 It is a structural schematic diagram of the pressure gauge fixing device from another perspective.

[0031] Figure 7 yes Figure 1 Enlarged view of point C in the middle.

[0032] Figure 8 yes Figure 2 Enlarged view of point D in the middle.

[0033] Description of reference numerals: 1. Frame; 11. Ejector assembly; 111. Ejector block; 1111. Fillet; 112. Third reset member; 12. Guide plate; 121. Arc groove; 13. Base; 131. Boss; 132. First mounting groove; 133. Ring groove; 134. Sixth slide groove; 14. Crossbar; 15. Vertical bar; 16. Connecting channel; 2. Clamping mechanism; 21. Rotating motor; 22. Turntable; 221. First slide slot; 222. Second slide slot; 223. First guide slot; 224. Second guide slot; 225. Fourth slide slot; 226. First embedded slot; 227. Fifth slide slot; 228. Second embedded slot; 23. Mounting seat; 231. Protrusion; 24. Fixing assembly; 241. Fixed drive cylinder; 242. Fixing block; 25. Positioning assembly; 251. Positioning drive cylinder; 252. Positioning block; 253. Positioning seat; 2531. Positioning slot; 26. Auxiliary assembly; 261 , sliding seat; 2611, locking groove; 2612, first guide block; 2613, connecting plate; 2614, column; 26141, third slide groove; 26142, retaining ring; 262, first reset member; 263, abutting block; 2631, abutting groove; 2632, limiting ring; 27, locking assembly; 271, locking block; 2711, first insert block; 2712, groove; 2713, third chamfer; 272, pushing block; 2721, first chamfer; 2722, second chamfer; 2723, second insert block; 273, second reset member; 3. Assembly mechanism; 31. Wrench; 311. Slot; 312. Limiting slot; 32. First drive cylinder; 33. Tightening motor; 34. Rotating seat; 341. Front plate; 3411. First rotating slot; 342. Rear plate; 3421. Second rotating slot; 3422. Third rotating slot; 343. Connecting block; 344. Limiting seat; 3441. Connecting slot; 3442. Seventh slide slot; 3443. Fixed slot; 3444. Second mounting slot; 345. Roller; 35. Fixed gear; 36. Rotating gear; 37. Limiting assembly; 371. Limiting driving cylinder; 372. Limiting block. DETAILED DESCRIPTION

[0034] The present application is further described in detail below in conjunction with the accompanying drawings.

[0035] Reference Figure 1, the embodiment of the present application discloses a pressure gauge fixing device including a frame 1 and a clamping mechanism 2. The frame 1 includes a base 13, and a boss 131 is fixedly connected to the upper end of the base 13, and a first mounting groove 132 is provided at the upper end of the boss 131. The clamping mechanism 2 also includes a rotating motor 21 and a turntable 22. The turntable 22 is coaxially rotatably connected to the upper end of the boss 131, and the rotating motor 21 is embedded in the first mounting groove 132, and the rotating motor 21 is used to drive the turntable 22 to rotate. In this embodiment, the rotating motor 21 adopts a stepping motor, and the housing of the rotating motor 21 is fixedly connected to the bottom of the first mounting groove 132, and the output shaft of the rotating motor 21 is coaxially fixedly connected to the lower end of the turntable 22.

[0036] Reference Figure 1 and Figure 2 The clamping mechanism 2 also includes a mounting seat 23 and a fixing assembly 24. There are a plurality of mounting seats 23, and the plurality of mounting seats 23 are evenly distributed along the rotation axis of the turntable 22. The upper end of the mounting seat 23 is fixedly connected with a convex block 231, and the convex block 131 is used to fit with the inner wall of the water pump controller housing. In this embodiment, there are two mounting seats 23, and the axis of the connecting block 343 for installing the pressure gauge on the water pump controller housing placed on the two mounting seats 23 is coplanar with the rotation axis of the turntable 22. The fixing assembly 24 includes a fixed drive cylinder 241 and a fixing block 242, and the number of the fixed drive cylinder 241 and the fixing block 242 is the same as the number of the mounting seats 23 and corresponds one to one. The fixing block 242 is rotatably connected to the turntable 22, and the rotation axis of the fixing block 242 is vertical. The fixing block 242 is slidably connected to the turntable 22, and the sliding direction of the fixing block 242 is vertical. The fixing block 242 is used to abut the side of the water pump controller housing away from the turntable 22. The fixed driving cylinder 241 is connected to the rotating disk 22, and is used to drive the fixed block 242 to rotate and slide. In this embodiment, the fixed driving cylinder 241 is an angle cylinder, the cylinder body of the fixed driving cylinder 241 is fixedly connected to the upper end of the rotating disk 22, and the piston rod of the fixed driving cylinder 241 is fixedly connected to the lower end of the fixed block 242 along the length direction of the fixed block 242.

[0037] Reference Figure 1 and Figure 3The clamping mechanism 2 also includes a positioning assembly 25, which includes a positioning drive cylinder 251, a positioning block 252 and a positioning seat 253. The number of the positioning seats 253 is the same as the number of the mounting seats 23 and corresponds one to one. The positioning seat 253 is fixedly connected to the upper end of the turntable 22, and a positioning groove 2531 is provided on the side of the positioning seat 253 away from the rotation axis of the turntable 22. The positioning block 252 is slidably connected to the upper end of the base 13, and the sliding direction of the positioning block 252 is parallel to the length direction of the base 13. One end of the positioning block 252 is used to be embedded in the positioning groove 2531, and the side wall of the positioning block 252 is in contact with the groove wall of the positioning groove 2531. The positioning drive cylinder 251 is connected to the base 13, and the positioning drive cylinder 251 is used to drive the positioning block 252 to slide. In this embodiment, the positioning drive cylinder 251 is a pneumatic cylinder, the cylinder body of the positioning drive cylinder 251 is fixedly connected to the upper end of the base 13, and the piston rod of the positioning drive cylinder 251 is fixedly connected to the end of the positioning block 252 away from the turntable 22.

[0038] A first slide groove 221 is provided at the upper end of the turntable 22. The first slide groove 221 extends along the axis direction of the pressure gauge. The two ends of the first slide groove 221 are respectively close to the two mounting seats 23. The clamping mechanism 2 also includes an auxiliary component 26. The auxiliary component 26 includes a sliding seat 261, a first reset member 262 and a tightening block 263. The lower end of the sliding seat 261 is slidably embedded in the first slide groove 221. The sliding direction of the sliding seat 261 is parallel to the length direction of the first slide groove 221. The sliding seat 261 is fixedly connected with first guide blocks 2612 along the side walls perpendicular to the length direction of the first slide groove 221. The first guide groove 223 is provided at the groove wall of the first slide groove 221. The number of the first guide grooves 223 is the same as the number of the first guide blocks 2612 and corresponds to each other. The first guide block 2612 is slidably embedded in the first guide groove 223. The side wall of the first guide groove 223 fits the groove bottom of the first guide groove 223. A second slide groove 222 is provided at the bottom of the first slide groove 221. The second slide groove 222 penetrates the turntable 22 in the vertical direction. The lower end of the sliding seat 261 slides through the second slide groove 222. An annular groove 133 is provided at the upper end of the boss 131. The lower end of the sliding seat 261 is rotatably embedded in the annular groove 133. The rotation axis of the sliding seat 261 coincides with the rotation axis of the turntable 22. A second guide groove 224 is provided at the lower groove wall of the first guide groove 223. The second guide groove 224 penetrates the turntable 22 in the vertical direction downward. The first guide block 2612 is slidably embedded in the second guide groove 224. The upper end of the sliding seat 261 is fixedly connected to the groove walls on both sides of the length direction of the first slide groove 221. The lower end of the connecting plate 2613 away from the sliding seat 261 is fixedly connected to a column 2614. The lower end of the column 2614 is coaxially provided with a third slide groove 26141. The number of the abutting blocks 263 and the first reset members 262 is the same as the number of the columns 2614 and corresponds one to one. The upper end of the abutting block 263 is coaxially slidably embedded in the third slide groove 26141. A abutting groove 2631 is provided at the lower end of the abutting block 263. The abutting groove 2631 is used for the hexagonal block of the pressure gauge to be embedded. The side wall of the abutting groove 2631 fits with the outer wall of the hexagonal block of the pressure gauge. A limit ring 2632 is coaxially fixedly connected to the upper end of the abutting block 263. The outer wall of the limit ring 2632 fits with the groove wall of the third slide groove 26141. A retaining ring 26142 is fixedly connected to the groove wall of the third slide groove 26141 close to the rotating disk 22. The retaining ring 26142 is used to abut against the limit ring 2632. The first restoring member 262 is connected between the limiting ring 2632 and the column 2614 . The first restoring member 262 enables the pressing block 263 to have a tendency to press against the outer wall of the hexagonal block of the pressure gauge.

[0039] Reference Figure 3 and Figure 4The clamping mechanism 2 further includes a locking assembly 27, which includes a locking block 271, a pushing block 272 and a second reset member 273. The number of the locking blocks 271, the pushing block 272 and the second reset member 273 is the same as the number of the mounting seat 23 and corresponds to each other. The first slide groove 221 is provided with fourth slide grooves 225 at the groove walls on both sides along the length direction of the first slide groove 221. The fourth slide groove 225 extends along the length direction of the first slide groove 221. The locking block 271 is slidably embedded in the fourth slide groove 225. The sliding direction of the locking block 271 is parallel to the length direction of the fourth slide groove 225. The sliding seat 261 is provided with a locking groove 2611 on one side surface close to the fourth slide groove 225. The number of the locking grooves 2611 is the same as the number of the locking blocks 271 and corresponds to each other. The locking groove 2611 is used for one end of the locking block 271 to be embedded. A first embedding groove 226 is provided at a groove wall of one side of the fourth slide groove 225 close to the base 13, and a first embedding block 2711 is fixedly connected to the side wall of the locking block 271. The first embedding block 2711 is slidably embedded in the first embedding groove 226, and the sliding direction of the first embedding block 2711 is parallel to the sliding direction of the locking block 271. The second reset member 273 is connected between the first embedding block 2711 and the rotating disk 22, and the second reset member 273 makes the locking block 271 have a tendency to embed into the locking groove 2611. In this embodiment, the second reset member 273 is a spring, one end of the second reset member 273 is connected to a side surface of the first embedding block 2711 away from the first slide groove 221, and the other end of the second reset member 273 is connected to a side groove wall of the first embedding groove 226 away from the first slide groove 221. A fifth slide groove 227 is provided at the upper groove wall of the fourth slide groove 225, and the fifth slide groove 227 is connected to the positioning groove 2531. The pushing block 272 is slidably embedded in the fifth sliding groove 227 , and the sliding direction of the pushing block 272 is vertical.

[0040] Reference Figure 4 and Figure 5The second embedded blocks 2723 are fixedly connected to the side walls of the push block 272 perpendicular to the length direction of the fourth slide groove 225, and the second embedded grooves 228 are provided on the groove wall of the fifth slide groove 227. The number of the second embedded grooves 228 is the same as the number of the second embedded blocks 2723 and they correspond to each other. The second embedded blocks 2723 are slidably embedded in the second embedded grooves 228, and the sliding direction of the second embedded blocks 2723 is parallel to the sliding direction of the push block 272. A groove 2712 is provided on the side of the locking block 271 close to the fifth slide groove 227, and the groove 2712 is used for the lower end of the push block 272 to be embedded. A first chamfer 2721 is provided at the lower end of the push block 272, and the first chamfer 2721 is located on the side of the push block 272 away from the sliding seat 261. A third chamfer 2713 is provided on the groove wall on the side of the groove 2712 away from the sliding seat 261, and the third chamfer 2713 is used to fit with the first chamfer 2721. A second chamfer 2722 is formed at the upper end of the pushing block 272 . The second chamfer 2722 is located at a side of the pushing block 272 away from the sliding seat 261 . The second chamfer 2722 is used to abut against the positioning block 252 .

[0041] Reference Figure 3 The frame 1 also includes an ejection assembly 11, which includes an ejection block 111 and a third reset member 112. A sixth slide groove 134 is provided on the side of the bottom of the annular groove 133 close to the positioning drive cylinder 251. The lower end of the ejection block 111 is coaxially slidably embedded in the sixth slide groove 134. The outer wall of the ejection block 111 fits with the groove wall of the sixth slide groove 134. The outer periphery of the upper end of the ejection block 111 is provided with a rounded corner 1111, which is used to abut against the lower end of the sliding seat 261. The third reset member 112 is connected between the ejection block 111 and the base 13. The lower end of the sliding seat 261 at the upper end of the third reset member 112 has a tendency to be flush with the bottom of the first slide groove 221. In this embodiment, one end of the third reset member 112 is connected to the lower end of the ejection block 111, and the other end of the third reset member 112 is connected to the bottom of the sixth slide groove 134.

[0042] Reference Figure 2 and Figure 6The frame 1 further comprises a guide plate 12, a cross bar 14 and a vertical bar 15. The guide plate 12 is connected to the upper end of the base 13. The guide plate 12 is located on the side of the turntable 22 close to the positioning drive cylinder 251. A connecting channel 16 is provided between the lower end of the guide plate 12 and the upper end of the base 13. The connecting channel 16 is used for the positioning block 252 to pass through. One end of the cross bar 14 is fixedly connected to the surface of the side of the guide plate 12 away from the turntable 22. The length direction of the cross bar 14 is parallel to the length direction of the base 13. There are a plurality of cross bars 14, and the plurality of cross bars 14 are distributed at intervals along the circumference of the guide plate 12. In this embodiment, there are four cross bars 14, and the four cross bars 14 are distributed at the four corners of the guide plate 12. The number of vertical bars 15 is the same as the number of cross bars 14 and corresponds to each other. The length direction of the vertical bar 15 is vertical. The upper end of the vertical bar 15 is fixedly connected to the side of the cross bar 14 away from the guide plate 12, and the lower end of the vertical bar 15 is fixedly connected to the upper end of the base 13.

[0043] Reference Figure 1 and Figure 7 A pressure gauge fixing device includes an assembly mechanism 3, and the assembly mechanism 3 includes a rotating seat 34. The rotating seat 34 includes a front plate 341, a rear plate 342, a connecting block 343 and a roller 345. The rear plate 342 is rotatably connected to a side surface of the guide plate 12 close to the crossbar 14, and the rotation axis of the rear plate 342 coincides with the axis of the pressure gauge. The guide plate 12 is provided with an arc groove 121 with the rotation axis of the rear plate 342 as the center of the circle, and there are two arc grooves 121, and the distances from the inner groove walls of the two arc grooves 121 to the rotation axis of the rear plate 342 are not equal. The number of the connecting blocks 343 is the same as the number of the arc grooves 121 and they correspond one to one. The connecting blocks 343 are slidably embedded in the arc grooves 121. The groove wall of the connecting blocks 343 fits the groove walls on both sides of the arc grooves 121. One end of the connecting block 343 is fixedly connected to the surface of one side of the rear plate 342 close to the guide plate 12, and the front plate 341 is fixedly connected to the other end of the connecting block 343. A plurality of rollers 345 are provided, and the plurality of rollers 345 are divided into two groups. The two groups of rollers 345 correspond to the front plate 341 and the rear plate 342 respectively. The rollers 345 of the same group are evenly distributed along the width direction of the rear plate 342. In this embodiment, six rollers 345 are provided. A first rotating groove 3411 is provided on one side surface of the front plate 341 close to the guide plate 12, and a second rotating groove 3421 is provided on one side surface of the rear plate 342 close to the guide plate 12. The rollers 345 are respectively rotatably embedded in the first guide groove 223 and the second guide groove 224. The rotation axis of the rollers 345 is parallel to the width direction of the rear plate 342. The outer walls of the two groups of rollers 345 are in contact with the two side surfaces of the guide plate 12 along the thickness direction of the guide groove. The rollers 345 are located between the two arc grooves 121.

[0044] Reference Figure 6 and Figure 7The assembly mechanism 3 further includes a fixed gear 35, a rotating gear 36 and a tightening motor 33. The fixed gear 35 is fixedly connected to a side surface of the guide plate 12 close to the rear plate 342, and the axis of the fixed gear 35 coincides with the rotation axis of the rear plate 342. A third rotating groove 3422 is provided at one end of the rear plate 342 close to the base 13, and the rotating gear 36 rotates in the third rotating groove 3422, and the rotation axis of the rotating gear 36 is parallel to the rotation axis of the rear plate 342, and the rotating gear 36 is meshed with the fixed gear 35. The tightening motor 33 is connected to the rear plate 342, and the tightening motor 33 is used to drive the rotating gear 36 to rotate. In this embodiment, the housing of the tightening motor 33 is fixedly connected to a side surface of the rear plate 342 away from the guide plate 12, and the output shaft of the tightening motor extends into the third rotating groove 3422 and is coaxially fixedly connected to an end of the rotating gear 36 away from the guide plate 12.

[0045] Reference Figure 7 and Figure 8 The rotating seat 34 also includes a limit seat 344, which is fixedly connected to a side surface of the front plate 341 away from the guide plate 12. The limit seat 344 is provided with a connecting groove 3441, and the connecting groove 3441 penetrates the limit seat 344 along the length direction of the front plate 341. The assembly mechanism 3 also includes a wrench 31 and a first drive cylinder 32. The wrench 31 is slidably embedded in the connecting groove 3441, and the sliding direction of the wrench 31 is parallel to the length direction of the front plate 341. The side wall of the wrench 31 fits with the wall of the connecting groove 3441, and both ends of the wrench 31 extend out of the connecting groove 3441. The lower end of the wrench 31 is provided with a card slot 311, and the card slot 311 is used for the hexagonal card block of the pressure gauge to be embedded, and the card slot 311 wall fits with the two parallel sides of the hexagonal card block of the pressure gauge. The first drive cylinder 32 is connected to the front plate 341, and the first drive cylinder 32 is used to drive the wrench 31 to slide. In this embodiment, the first drive cylinder 32 is a pneumatic cylinder, the cylinder body of the first drive cylinder 32 is fixedly connected to the end of the front plate 341 away from the base 13 , and the piston rod of the first drive cylinder 32 is fixedly connected to the upper end of the wrench 31 .

[0046] Reference Figure 7The assembly mechanism 3 further includes a limiting assembly 37, which includes a limiting driving cylinder 371 and a limiting block 372. A seventh sliding groove 3442 is provided on the groove wall of the connecting groove 3441 away from the guide plate 12, and the limiting block 372 is slidably embedded in the seventh sliding groove 3442. The sliding direction of the limiting block 372 is parallel to the rotation axis of the rear plate 342, and the side wall of the limiting block 372 is in contact with the groove wall of the seventh sliding groove 3442. The wrench 31 is provided with a limiting groove 312, which extends along the sliding direction of the wrench 31. The limiting block 372 is slidably embedded in the limiting groove 312, and the sliding direction of the limiting block 372 is parallel to the sliding direction of the wrench 31. The limiting block 372 is in contact with the groove wall of the limiting groove 312 along the side walls perpendicular to the sliding direction of the wrench 31. A fixing groove 3443 is provided at the groove wall of the connecting groove 3441 on one side close to the guide plate 12. The fixing groove 3443 is used for the limit block 372 to be inserted after passing through the limit groove 312, and the groove wall of the fixing groove 3443 is in contact with the side wall of the limit block 372. The limit drive cylinder 371 is connected to the limit seat 344, and the limit drive cylinder 371 is used to drive the limit block 372 to slide. In this embodiment, the limit drive cylinder 371 adopts a cylinder, and a second mounting groove 3444 is provided on the side of the limit seat 344 away from the guide plate 12. The cylinder body of the limit drive cylinder 371 is embedded in the second mounting groove 3444, and the piston rod of the limit drive cylinder 371 extends into the seventh slide groove 3442 and is coaxially fixedly connected to the end of the limit block 372 away from the fixing groove 3443.

[0047] The implementation principle of a pressure gauge fixing device in an embodiment of the present application is as follows: the water pump controller housing is placed on the upper end of the mounting seat 23, and the sliding seat 261 is pulled so that the lower end of the sliding seat 261 is embedded in the second sliding groove 222 on the side away from the guide plate 12, and the locking block 271 is embedded in the locking groove 2611 under the action of the elastic force of the second reset member 273, thereby realizing the relative fixation of the sliding seat 261 and the turntable 22 in the vertical direction.

[0048] The pressure gauge is threadedly connected to the connection hole of the water pump controller housing, and the first reset member 262 drives the abutting block 263 to move downward, and the abutting groove 2631 wall abuts against the outer wall of the hexagonal block of the pressure gauge, so that the two parallel sides of the hexagonal block of the pressure gauge are in a vertical state. The piston rod of the fixed driving cylinder 241 contracts, driving the fixed block 242 to rotate downward and abut against the upper end of the water pump controller housing.

[0049] The rotating motor 21 works, driving the turntable 22 to rotate, driving the mounting seat 23 to rotate, and driving the water pump controller housing and the pressure gauge to rotate. The piston rod of the positioning drive cylinder 251 extends, pushing the positioning block 252 to slide, so that the positioning block 252 is embedded in the positioning groove 2531, and the turntable 22 and the base 13 are relatively fixed. The positioning block 252 abuts the second chamfer 2722, pushing the push block 272 to move downward, and the first chamfer 2721 abuts the third chamfer 2713, driving the locking block 271 to slide away from the sliding seat 261, so that the locking block 271 passes through the locking groove 2611, and the relative fixation of the sliding seat 261 and the turntable 22 is released. The third reset member 112 drives the ejection block 111 to extend out of the sixth slide groove 134, and the ejection block 111 pushes the lower end of the sliding seat 261 to be flush with the bottom of the first slide groove 221, so that the staff can pull the sliding seat 261 to be embedded in the first slide groove 221.

[0050] The piston rod of the first driving cylinder 32 extends, driving the wrench 31 to slide close to the pressure gauge, so that the hexagonal block of the pressure gauge is embedded in the slot 311, so that the two parallel sides of the hexagonal block of the pressure gauge are in contact with the slot wall of the slot 311, and the piston rod of the limit driving cylinder 371 extends, pushing the limit block 372 through the limit slot 312 and then embedded in the fixed slot 3443. The tightening motor 33 works, driving the rotating gear 36 to rotate, the rotating gear 36 and the fixed gear 35 are meshed, driving the rear plate 342 to rotate along the axis of the fixed gear 35, driving the connecting hole to slide and embed in the arc groove 121, driving the front plate 341 to rotate, driving the limit seat 344 to rotate, driving the wrench 31 to rotate, and rotating the pressure gauge to a certain angle. The piston rod of the first driving cylinder 32 is retracted, driving the wrench 31 to slide away from the pressure gauge, so that the hexagonal block of the pressure gauge is elastically clamped in the slot 311, the tightening motor 33 is reversed, driving the rotating gear 36 to rotate, driving the wrench 31 to rotate to the other side, the piston rod of the first driving cylinder 32 is extended, driving the wrench 31 to slide close to the pressure gauge, so that the hexagonal block of the pressure gauge is embedded in the slot 311, so that the two parallel sides of the hexagonal block of the pressure gauge are in contact with the slot wall of the slot 311. The tightening motor 33 works, driving the rotating gear 36 to rotate, driving the wrench 31 to rotate, and rotating the pressure gauge to a certain angle, repeating multiple times until the pressure gauge is installed. The piston rod of the limit driving cylinder 371 is retracted, driving the limit block 372 to disengage from the limit slot 312, the piston rod of the first driving cylinder 32 is retracted, driving the wrench 31 to slide away from the pressure gauge. The piston rod of the positioning driving cylinder 251 is retracted, driving the positioning block 252 to disengage from the positioning slot 2531, and releasing the relative fixation of the turntable 22 and the base 13.

[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pressure gauge fixing device, characterized in that: The invention comprises a frame (1), a mounting seat (23), a fixed drive cylinder (241), a fixed block (242), a wrench (31), a first drive cylinder (32) and a tightening motor (33); the mounting seat (23) is connected to the frame (1); a convex block (231) is connected to the upper end of the mounting seat (23); the convex block (231) is used to fit with the inner wall of a water pump controller housing; the fixed block (242) is connected to the frame (1); the fixed block (242) is used to abut against a side of the water pump controller housing away from the mounting seat (23); the fixed drive cylinder (241) is connected to the frame (1); the fixed drive cylinder (241) is used to drive the fixed block (242) to slide; the wrench (31) is connected to the frame (1); a slot (311) is provided at one end of the wrench (31); the slot (311) is used for the hexagonal block of the pressure gauge to be embedded; The slot wall of the card slot (311) fits with two parallel sides of the hexagonal card block of the pressure gauge; the first drive cylinder (32) is connected to the frame (1); the first drive cylinder (32) is used to drive the wrench (31) to slide; the sliding direction of the wrench (31) is perpendicular to the axial direction of the pressure gauge; the tightening motor (33) is connected to the frame (1); the tightening motor (33) is used to drive the wrench (31) to rotate; the rotation axis of the wrench (31) coincides with the axis of the pressure gauge.

2. The pressure gauge fixing device according to claim 1, characterized in that: It also includes a turntable (22) and a rotating motor (21); the turntable (22) is rotatably connected to the frame (1); the rotation axis of the turntable (22) is vertical; the rotating motor (21) is connected to the frame (1); the rotating motor (21) is used to drive the turntable (22) to rotate; a plurality of mounting seats (23) are provided; the plurality of mounting seats (23) are evenly distributed around the rotation axis of the turntable (22); the number of the fixed blocks (242) and the fixed drive cylinders (241) is the same as the number of the mounting seats (23) and corresponds one to one.

3. The pressure gauge fixing device according to claim 2, characterized in that: The invention also comprises a positioning drive cylinder (251), a positioning block (252) and a positioning seat (253); the number of the positioning seats (253) is the same as the number of the mounting seats (23) and corresponds to each other; the positioning seat (253) is connected to the rotating disk (22); the positioning seat (253) is provided with a positioning groove (2531); the positioning block (252) is slidably connected to the frame (1); the positioning block (252) is used to be embedded in the positioning groove (2531); the positioning drive cylinder (251) is connected to the frame (1); and the positioning drive cylinder (251) is used to drive the positioning block (252) to slide.

4. The pressure gauge fixing device according to claim 3, characterized in that: The invention also comprises a sliding seat (261), a first reset member (262) and a pressing block (263); the sliding seat (261) is connected to the rotating disk (22); the number of the first reset members (262) and the pressing blocks (263) is the same as the number of the mounting seat (23) and corresponds to each other; the pressing block (263) is slidably connected to the sliding seat (261); the sliding direction of the pressing block (263) is vertical; a pressing groove (2631) is provided at the lower end of the pressing block (263); the pressing groove (2631) is used for the hexagonal block of the pressure gauge to be embedded; the side wall of the pressing groove (2631) is in contact with the outer wall of the hexagonal block of the pressure gauge; the first reset member (262) is connected between the pressing block (263) and the sliding seat (261); the first reset member (262) enables the pressing block (263) to have a tendency to press against the outer wall of the hexagonal block of the pressure gauge.

5. The pressure gauge fixing device according to claim 4, characterized in that: The lock assembly (27) further comprises a locking assembly (27); a first slide groove (221) is provided at the upper end of the rotating disk (22); the first slide groove (221) extends in a horizontal direction; a second slide groove (222) is provided at one end of the first slide groove (221) close to the mounting seat (23); the second slide groove (222) penetrates the rotating disk (22) in a vertical direction; the lower end of the sliding seat (261) is slidably embedded in the first slide groove (221) and the second slide groove (222); the locking assembly (27) comprises a locking block (271), a pushing block (272) and a second reset member (273); the number of the locking block (271), the pushing block (272) and the second reset member (273) is the same as the number of the mounting seat (23) and corresponds to each other one by one; the locking block (271) is slidably connected to the rotating disk (22); the sliding direction of the locking block (271) is horizontal; the sliding seat (261) is provided with a locking groove (2611); the locking groove (2611) is used for the locking block (271) to be embedded; the second reset member (273) is connected between the locking block (271) and the rotating disk (22); the second reset member (273) makes the locking block (271) have a tendency to be embedded in the locking groove (2611); the pushing block (272) is slidably connected to the rotating disk (22); the sliding direction of the pushing block (272) is vertical; the lower end of the pushing block (272) is provided with a first chamfer (2721); the first chamfer (2721) is located on a side of the pushing block (272) away from the sliding seat (261); the first chamfer (2721) is used to abut against the locking block (271); the upper end of the pushing block (272) is provided with a second chamfer (2722); the second chamfer (2722) is located on a side of the pushing block (272) away from the sliding seat (261); the second chamfer (2722) is used to abut against the positioning block (252).

6. The pressure gauge fixing device according to claim 5, characterized in that: The invention also comprises an ejection block (111) and a third return member (112); the ejection block (111) is slidably connected to the frame (1); the sliding direction of the ejection block (111) is vertical; the upper end of the ejection block (111) is provided with a rounded corner (1111); the rounded corner (1111) is used to abut against the lower end of the sliding seat (261); the third return member (112) is connected between the ejection block (111) and the frame (1); the third return member (112) enables the lower end of the sliding seat (261) to have a tendency to correspond to the first sliding groove (221).

7. The pressure gauge fixing device according to claim 1, characterized in that: The invention also comprises a rotating seat (34), a fixed gear (35) and a rotating gear (36); the rotating seat (34) is rotatably connected to the frame (1); the rotating axis of the rotating seat (34) coincides with the axis of the pressure gauge; the fixed gear (35) is connected to the frame (1); the rotating gear (36) is rotatably connected to the rotating seat (34); the rotating gear (36) is meshed with the fixed gear (35); the tightening motor (33) is connected to the rotating seat (34); the tightening motor (33) is used to drive the rotating gear (36) to rotate; the first driving cylinder (32) is connected to the rotating seat (34); and the wrench (31) is slidably connected to the rotating seat (34).

8. The pressure gauge fixing device according to claim 7, characterized in that: The frame (1) is connected to a guide plate (12); the rotating seat (34) comprises a front plate (341), a rear plate (342), a connecting block (343) and a limiting seat (344); the front plate (341) and the rear plate (342) are respectively located on both sides of the guide plate (12) in the thickness direction of the guide plate (12); the guide plate (12) is provided with an arc groove (121) with the axis of the fixed gear (35) as the center; the connecting block (343) is slidably embedded in the arc groove (121); the two ends of the connecting block (343) are respectively connected to the front plate (341) and the rear plate (342); the limiting seat (344) is connected to the front plate (341); the limiting seat (344) is provided with a connecting groove (3441); the wrench (31) is slidably embedded in the connecting groove (3441); the side wall of the wrench (31) is in contact with the groove wall of the connecting groove (3441).

9. The pressure gauge fixing device according to claim 8, characterized in that: The rotating seat (34) further comprises rollers (345); the rollers (345) are divided into two groups; the two groups of rollers (345) are respectively rotatably connected to the surface of one side of the front plate (341) and the rear plate (342) close to the guide plate (12); and the outer wall of the rollers (345) is in contact with the guide plate (12).

10. The pressure gauge fixing device according to claim 8, characterized in that: It also includes a limit drive cylinder (371) and a limit block (372); the limit block (372) is slidably connected to the limit seat (344); the sliding direction of the limit block (372) is perpendicular to the sliding direction of the wrench (31); the wrench (31) is provided with a limit groove (312); the limit groove (312) is used for the limit block (372) to be embedded; the side walls of the limit block (372) along both sides perpendicular to the sliding direction of the wrench (31) are in contact with the groove wall of the limit groove (312).

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