Air cushion bed pressure testing machine

Abstract

The utility model relates to the field of pressure testing, and discloses an air cushion bed pressure testing machine, which comprises a bracket, a workbench arranged at the bottom end of the bracket and used for placing an air cushion bed, a cross beam arranged at the top end of the bracket, a driving part in sliding connection with the cross beam, a moving part arranged on the cross beam and used for driving the driving part to move, and a pressure part connected with the driving part, the driving part drives the pressure part to be close to and away from the air cushion bed, and a controller is installed on the support and electrically connected with the driving part and the moving part. The air cushion bed has the advantages that the controller controls the first motor to rotate to drive the driving belt to transmit and drive the sliding block to move on the cross beam, the controller controls the air cylinder or the second motor to rotate, and the air cylinder drives the hanging belt and the tray to place or leave the air cushion bed; the second motor drives the gear to drive the ejector rod to vertically move on the sliding block and enable the tray to abut against the air cushion bed or leave the air cushion bed, compared with an existing technical means, manual work is reduced, pressure is applied through operation of the controller, and intelligence and automation are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure testing, in particular to an air mattress pressure testing machine. Background Art

[0002] Air mattress pressure test is an important experiment to evaluate the performance of air mattress. It involves quantitative analysis of the pressure response of air mattress under different conditions. This test is crucial to ensure the safety, comfort and durability of air mattress. The test usually includes static pressure test, dynamic pressure test and compressive strength test.

[0003] The existing air mattress pressure testing machines need to be improved in terms of intelligent control and automatic adjustment to achieve more precise pressure control and better user experience. Utility Model Content

[0004] The utility model aims to provide an air mattress pressure testing machine, which has the purpose of improving intelligence and automation.

[0005] The above technical purpose of the present utility model is achieved through the following technical solutions: an air mattress pressure testing machine, comprising a bracket, a workbench for placing the air mattress is provided at the bottom end of the bracket, a crossbeam is provided at the top end of the bracket, the crossbeam is slidably connected to a driving part, the crossbeam is provided with a moving part for driving the driving part to move, the driving part is connected to a pressure part, the driving part drives the pressure part close to and away from the air mattress, the bracket is installed with a controller, and the controller is electrically connected to the driving part and the moving part.

[0006] By adopting the above technical solution, the controller controls the moving part to adjust the position of the driving part on the beam, and the controller controls the driving part to adjust the vertical distance between the pressure part and the air mattress, thereby placing the pressure part on or leaving the air mattress, thereby achieving the purpose of improving the intelligence and automation of the air mattress pressure test process.

[0007] The utility model is further configured as follows: the driving part includes a slider slidably connected to the crossbeam and a cylinder installed on the slider; the pressure part includes a sling, a tray, and a weight detachably connected to the tray; the top end of the sling is connected to the piston end of the cylinder, and the tray is connected to the bottom end of the sling.

[0008] By adopting the above technical solution, after the moving part moves the driving part to the appropriate position, the controller controls the extension and contraction of the cylinder piston, and the extension and contraction of the cylinder piston drives the sling to move up and down. The sling places the pallet on or off the air mattress. When the pallet is placed on the air mattress, the weights are manually placed on or taken out of the pallet to change the pressure of the pallet on the air mattress as needed.

[0009] The utility model is further configured as follows: the driving part includes a slider slidably connected to the crossbeam, a gear set rotatably arranged at both ends of the slider and turning in opposite directions; the pressure part includes a top rod vertically slidably connected to the slider and a pressure plate connected to the bottom end of the top rod; racks meshing with the gear set are arranged on both sides of the top rod.

[0010] By adopting the above technical solution, after the moving part moves the driving part to the appropriate position, the controller controls the rotation of the second motor, and drives the push rod to slide vertically on the slider under the action of the reverse rotating gear set, so that the push rod presses the pressure plate against the air mattress. The pressure of the pressure plate on the air mattress is different according to the different downward pressure of the push rod, which can achieve the purpose of different pressures of the pressure plate on the air mattress.

[0011] The utility model is further configured as follows: the moving part includes a first rotating shaft rotatably connected to the beam, a first motor installed on the beam and a drive belt transmitted on the first rotating shaft, the output end of the first motor is connected to the first rotating shaft, the beam is provided with a slide groove, the slider is embedded in the slide groove, and the slider is fixedly connected to the drive belt.

[0012] By adopting the above technical solution, the controller controls the first motor to rotate, the first motor drives the first rotating shaft to rotate and drives the driving belt to transmit, and the driving belt drives the slider to move, which can achieve the purpose of the moving part driving the driving part to move.

[0013] The present invention is further configured as follows: both ends of the slider are rotatably connected to a second rotating shaft, the gear set includes a driving gear 1 and a driven gear 1, the slider is installed with a second motor, the output end of the second motor is connected to the second rotating shaft, the side of the slider is rotatably connected to a third rotating shaft at the midpoint between the second rotating shafts at both ends, the third rotating shaft is coaxially provided with a connecting gear, and the connecting gear is meshed with both the driving gear 1 and the driven gear 1.

[0014] The present invention is further configured as follows: the driving gear 1 and the driven gear 1 are congruent.

[0015] By adopting the above technical solution, the driving gear 1 and the driven gear 1 can rotate in opposite directions at the same speed at the same time under the action of the connecting gear.

[0016] The utility model is further configured as follows: the slider is vertically provided with a notch for sliding of the push rod, the slider is located above the notch and has drive openings corresponding to the rack on both sides, the second rotating shaft passes through the drive opening and a driving gear 2 and a driven gear 2 are coaxially provided at the drive opening, and the driving gear 2 and the driven gear 2 are congruent.

[0017] By adopting the above technical solution, the driving gear 2 and the driven gear 2 rotate in opposite directions at the same speed at the same time, and the driving rod slides up and down in the recess while engaging with the rack. By setting the driving port, the driving gear 2 and the driven gear 2 are both arranged at the driving port, which can achieve the purpose of engaging the driving gear 2 and the driven gear 2 with the rack.

[0018] The present invention is further configured as follows: the third rotating shaft does not pass through the notch; the driving gear 1 corresponds to the driving gear 2; and the driven gear 1 corresponds to the driven gear 2.

[0019] The present invention is further configured as follows: a pressure sensor is provided between the push rod and the pressure plate, and the pressure sensor is electrically connected to the controller.

[0020] The present invention is further configured as follows: the controller is electrically connected to the first motor.

[0021] The beneficial effects of the present invention are: the controller controls the first motor to rotate to drive the driving belt and drive the slider to move on the crossbeam, the controller controls the cylinder or the second motor to rotate, the cylinder drives the sling and the pallet to be placed on or leave the air mattress, the second motor drives the gear set to drive the top rod to move vertically on the slider and place the pallet on the air mattress or leave the air mattress. Compared with the existing technical means, it reduces manpower and implements pressure through controller operation, thereby improving intelligence and automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the present utility model.

[0024] Figure 2 It is a schematic diagram of the cross-sectional structure of the beam chute of the utility model.

[0025] Figure 3 It is a schematic diagram of the overall structure of the second embodiment of the present utility model.

[0026] Figure 4 yes Figure 3 Schematic diagram of the local structure of the middle slider and drive part.

[0027] In the figure, 1. bracket; 11. workbench; 12. crossbeam; 13. controller; 14. first motor; 15. slide; 2. driving part; 21. slider; 211. cylinder; 212. second rotating shaft; 213. second motor; 214. third rotating shaft; 215. connecting gear; 22. gear set; 221. driving gear 1; 222. driven gear 1; 23. notch; 24. driving port; 241. driving gear 2; 242. driven gear 2; 3. moving part; 31. first rotating shaft; 32. driving belt; 4. pressure part; 41. sling; 42. tray; 43. weight; 44. push rod; 441. rack; 45. pressure plate; 46. pressure sensor. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions of the present invention in conjunction with specific embodiments. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0029] Example 1, an air mattress pressure testing machine, such as Figure 1-2 As shown, it includes a bracket 1, a workbench 11 for placing an air mattress is provided at the bottom end of the bracket 1, a crossbeam 12 is provided at the top end of the bracket 1, the crossbeam 12 is provided with a slide 15, a slider 21 is slidably connected in the slide 15, and the crossbeam 12 is provided with a moving part 3 for driving the slider 21 to slide. The moving part 3 includes a first rotating shaft 31 rotatably connected to the crossbeam 12, a first motor 14 installed on the crossbeam 12, and a driving belt 32 connected to the first rotating shaft 31. The output end of the first motor 14 is connected to the first rotating shaft 31. The bracket 1 is connected, and a controller 13 is installed. The controller 13 is electrically connected to the first motor 14. The slider 21 is installed with a cylinder 211. The piston end of the cylinder 211 is connected to a sling 41. The bottom end of the sling 41 is connected to a tray 42. A weight 43 is detachably connected to the tray 42. The slider 21 and the cylinder 211 constitute a driving part 2, and the sling 41, the tray 42 and the weight 43 constitute a pressure part 4. The driving part 2 drives the pressure part 4 to move closer to or away from the air mattress. The controller 13 is electrically connected to the cylinder 211.

[0030] Its working principle is: the controller 13 controls the first motor 14 to rotate to drive the slider 21 to move on the beam 12. When it reaches the appropriate position, the controller 13 controls the first motor 14 to stop rotating. At the same time, the controller 13 controls the piston of the cylinder 211 to extend and retract to control whether the tray 42 is placed on the air mattress. After the tray 42 is placed on the air mattress, the weight 43 is manually placed in the tray 42 according to the required pressure to test the pressure.

[0031] Example 2, an air mattress pressure testing machine, such as Figure 2-Figure 4 As shown, the difference from the first embodiment is that the cylinder 211 on the slider 21 is replaced with a gear set 22, and the second rotating shaft 212 is rotatably connected at both ends of the slider 21. The slider 21 is equipped with a second motor 213, and the output end of the second motor 213 is connected to the second rotating shaft 212. The gear set 22 includes a driving gear 221 and a driven gear 222. The driving gear 221 and the driven gear 222 are congruent. The side of the slider 21 is located at the midpoint of the second rotating shaft 212 at both ends and is rotatably connected to the third rotating shaft 214. The third rotating shaft 214 is coaxially provided with a connecting gear 215. The connecting gear 215 is meshed with the driving gear 221 and the driven gear 222 on both sides. The slider 21 is vertically provided with a notch 23, and the notch 23 is vertically provided with a notch. A straight sliding connection is provided with a push rod 44, and racks 441 are provided on both sides of the push rod 44. A driving port 24 corresponding to the rack 441 is opened on both sides of the upper end of the slider 21 at the recess 23. The second rotating shaft 212 passes through the driving port 24. The third rotating shaft 214 is passed through the recess 23. The second rotating shaft 212 is located at the driving port 24 and is coaxially provided with a driving gear 2 241 and a driven gear 2 242. The driving gear 2 241 is congruent with the driven gear 2 242. The driving gear 2 241 corresponds to the driving gear 1 221, and the driven gear 2 242 corresponds to the driven gear 1 222. The bottom end of the push rod 44 is connected to a pressure plate 45. A force sensor is provided between the pressure plate 45 and the push rod 44, and the force sensor is electrically connected to the controller 13.

[0032] Its working principle is: when the slider 21 stops, the controller 13 controls the second motor 213 to rotate, the second motor 213 drives the driving gear 1 221 and the driven gear 1 222 to rotate, the driving gear 2 241 and the driven gear 2 242 drive the push rod 44 to move up and down, and the push rod 44 presses the pressure plate 45 against the air mattress to confirm the pressure size according to the value of the force sensor.

Claims

1. An air mattress pressure testing machine, characterized by: The invention comprises a bracket (1), wherein a workbench (11) for placing an air mattress is provided at the bottom end of the bracket (1), a crossbeam (12) is provided at the top end of the bracket (1), the crossbeam (12) is slidably connected to a driving part (2), the crossbeam (12) is provided with a moving part (3) for driving the driving part (2) to move, the driving part (2) is connected to a pressure part (4), the driving part (2) drives the pressure part (4) to move closer to and away from the air mattress, and the bracket (1) is installed with a controller (13), and the controller (13) is electrically connected to the driving part (2) and the moving part (3).

2. The air mattress pressure testing machine according to claim 1, characterized in that: The driving part (2) includes a slider (21) slidably connected to the crossbeam (12), and a cylinder (211) installed on the slider (21); the pressure part (4) includes a sling (41), a tray (42), and a weight (43) detachably connected to the tray (42); the top end of the sling (41) is connected to the piston end of the cylinder (211), and the tray (42) is connected to the bottom end of the sling (41).

3. The air mattress pressure testing machine according to claim 1, characterized in that: The driving part (2) includes a slider (21) slidably connected to the crossbeam (12), and a gear set (22) rotatably arranged at both ends of the slider (21) and rotating in opposite directions. The pressure part (4) includes a push rod (44) vertically slidably connected to the slider (21) and a pressure plate (45) connected to the bottom end of the push rod (44). Racks (441) meshing with the gear set (22) are arranged on both sides of the push rod (44).

4. An air mattress pressure testing machine according to any one of claims 2-3, characterized in that: The moving part (3) includes a first rotating shaft (31) rotatably connected to the crossbeam (12), a first motor (14) installed on the crossbeam (12), and a driving belt (32) arranged on the first rotating shaft (31), the output end of the first motor (14) is connected to the first rotating shaft (31), the crossbeam (12) is provided with a sliding groove (15), the slider (21) is embedded in the sliding groove (15), and the slider (21) is fixedly connected to the driving belt (32).

5. The air mattress pressure testing machine according to claim 3, characterized in that: Both ends of the slider (21) are rotatably connected to a second rotating shaft (212); the gear set (22) includes a driving gear 1 (221) and a driven gear 1 (222); the slider (21) is installed with a second motor (213); the output end of the second motor (213) is connected to the second rotating shaft (212); a side surface of the slider (21) is rotatably connected to a third rotating shaft (214) at a midpoint between the second rotating shafts (212) at both ends; a connecting gear (215) is coaxially provided on the third rotating shaft (214); the connecting gear (215) is meshed with both the driving gear 1 (221) and the driven gear 1 (222).

6. The air mattress pressure testing machine according to claim 5, characterized in that: The driving gear 1 (221) and the driven gear 1 (222) are congruent.

7. The air mattress pressure testing machine according to claim 6, characterized in that: The slider (21) is vertically provided with a notch (23) for the push rod (44) to slide. The slider (21) is located above the notch (23) and has drive openings (24) corresponding to the rack (441) on both sides. The second rotating shaft (212) passes through the drive opening (24) and a second driving gear (241) and a second driven gear (242) are coaxially provided at the drive opening (24). The second driving gear (241) and the second driven gear (242) are congruent.

8. The air mattress pressure testing machine according to claim 7, characterized in that: The third rotating shaft (214) does not pass through the notch (23), the driving gear 1 (221) corresponds to the driving gear 2 (241), and the driven gear 1 (222) corresponds to the driven gear 2 (242).

9. The air mattress pressure testing machine according to claim 8, characterized in that: A pressure sensor (46) is provided between the push rod (44) and the pressure plate (45), and the pressure sensor (46) is electrically connected to the controller (13).

10. The air mattress pressure testing machine according to claim 4, characterized in that: The controller (13) is electrically connected to the first motor (14).

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