Assembly fixture for pointer of pressure gauge

Abstract

The utility model relates to the technical field of pressure gauge assembling, in particular to a pressure gauge pointer assembling clamp which can guide a dial plate to be located at the center position, the fixing position of the dial plate is more uniform, a pressure gauge can be conveniently driven to turn over, and assembling observation of the pressure gauge is facilitated. Comprising a supporting cylinder, a base, a rotating ring cylinder, an overturning assembly, a clamping assembly and a lighting assembly, the supporting cylinder is fixedly installed at the top end of the base, a friction pad is arranged at the bottom of the base, the rotating ring cylinder is installed on the upper portion of the supporting cylinder through the overturning assembly, the clamping assembly is installed in the rotating ring cylinder, and the lighting assembly is installed on the rear side wall of the supporting cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure gauge assembly, in particular to a pressure gauge pointer assembly fixture. Background Art

[0002] Pressure gauges are common on various equipment. Pressure gauges refer to instruments that use elastic elements as sensitive elements to measure and indicate pressures higher than ambient pressure. They are widely used. When assembling and producing pressure gauges, the dial often needs to be fixed, and a clamp is used to fix it during the fixing process. A clamping device for assembling a pressure gauge is proposed in the prior art publication number CN211681852U. By setting a fixing frame, a bottom plate, a limit shaft, a support plate, a support leg, an adjustment bolt, a rotating block, a limit block, a rotating groove, an anti-slip rubber block, a pressure gauge, a guide rod, a spring, a fastening bolt, a clamping plate, a clamping groove and a fixing bolt, the design is novel, and the pressure gauge is convenient to fix, ensure the stable limit of the placed pressure gauge, improve the stability of the pressure gauge, and extend the stability of the pressure gauge. However, when fixing, since the fastening bolts on both sides are rotated and clamped separately, it is difficult for the pressure gauge to be in the center position after fixing, and the pressure gauge after fixing is difficult to adjust and flip, which is not convenient for observing the pressure gauge. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a pressure gauge pointer assembly fixture that can guide the dial to be in the center position, make its fixed position more uniform, facilitate driving the pressure gauge to flip, and facilitate assembly and observation of the pressure gauge.

[0004] The utility model discloses a pressure gauge pointer assembly fixture, comprising a support tube, a base, a rotating ring tube, a flip assembly, a clamping assembly and a lighting assembly. The support tube is fixedly mounted on the top of the base, a friction pad is arranged at the bottom of the base, the rotating ring tube is mounted on the upper part of the support tube through the flip assembly, the clamping assembly is mounted inside the rotating ring tube, and the lighting assembly is mounted on the rear side wall of the support tube; the pressure gauge is placed in the rotating ring tube, and the pressure gauge is fixed by the clamping assembly; the clamping assembly can guide the dial to be in the center position, so that the fixed position is more uniform, which is beneficial to subsequent operations; the flip assembly can drive the rotating ring tube to rotate on the upper part of the support tube, which is convenient for assembly operation on the reverse side; at the same time, the lighting assembly can illuminate the pressure gauge, which is convenient for observation and improves convenience during operation.

[0005] Preferably, the flip assembly includes a rotating cylinder, a rotating shaft, a transmission and a knob, the left end of the rotating ring cylinder is rotatably mounted on the upper left end of the support cylinder through the rotating cylinder, the right end of the rotating ring cylinder is rotatably mounted on the upper right end of the support cylinder through the rotating shaft, the input end of the rotating shaft is connected to the output end of the transmission, the transmission is fixedly mounted on the outer wall of the support cylinder, and the input end of the transmission is connected to the knob; by turning the knob, the rotating shaft is driven to rotate through the transmission, and the rotating shaft drives the rotating ring cylinder to rotate on the upper part of the support cylinder, thereby driving the pressure gauge to flip, which is convenient for assembly and observation of the pressure gauge and improves practicality.

[0006] Preferably, the clamping assembly includes a rotating rod, a bevel gear, a rotating groove, a rotating ring, a plurality of threaded cylinders, a plurality of driven bevel gears, a plurality of threaded rods and a plurality of arc-shaped clamping plates. The bottom end of the rotating ring is rotatably mounted on the inner bottom end of the rotating ring cylinder through the rotating groove. The cross section of the rotating ring is set to be trapezoidal, and teeth are set on the left and right sides. The rotating rod is rotatably mounted in the middle of the rotating cylinder. The right end of the rotating rod is fixedly mounted with a bevel gear, and the bevel gear is meshed with the outer ring teeth of the rotating ring. A plurality of threaded cylinders are axially and evenly rotatably mounted on the inner wall of the rotating ring cylinder, and the driven bevel gears are fixedly mounted on the outer wall of the threaded cylinder. The bevel gear and the driven bevel gear are meshed with the inner ring teeth of the swivel, the threaded rod is screwed into the inside of the threaded barrel, and an arc-shaped clamp is fixedly installed at the end of the threaded rod close to each other; after the pressure gauge is placed in the middle of the arc-shaped clamp, the rotating rod is rotated to drive the bevel gear to rotate, and the bevel gear drives the swivel to rotate on the rotating groove, and the swivel drives the threaded barrel to rotate through the driven bevel gear, thereby pushing the threaded rod to move outward, and synchronously adjusting the distance between multiple arc-shaped clamps, which can guide the dial to be in the center position, make its fixed position more uniform, and facilitate subsequent operations.

[0007] Preferably, a limit slide bar is installed on the outer wall of the arc-shaped clamping plate symmetrically with respect to the threaded rod, and the limit slide bar is slidably installed inside the rotating ring cylinder. The bottom of the arc-shaped clamping plate is connected to a push plate; when the arc-shaped clamping plate moves, it drives the limit slide bar to slide on the rotating ring cylinder to ensure stability during movement. At the same time, the push plate supports the bottom of the dial to improve convenience during placement.

[0008] Preferably, the lighting assembly includes a movable frame, a lampshade and a lighting lamp. The bottom of the lampshade is movably mounted on the upper end of the rear end side wall of the support tube through the movable frame, and a lighting lamp is installed inside the lampshade. The lighting lamp can be used to illuminate during assembly to facilitate observation. At the same time, the movable frame can adjust the use position of the lighting lamp to improve convenience during use.

[0009] Preferably, an insertion rod is slidably installed on the right side of the front end of the support tube, and limiting holes matching the insertion rod are opened at the front and rear ends of the outer wall of the rotating ring tube. A pull plate is fixedly installed at the front end of the insertion rod, and a pull ring is installed on the pull plate. The spring is sleeved on the outer wall of the insertion rod, one end of the spring is connected to the outer wall of the support tube, and the other end of the spring is connected to the pull plate; the pull plate is pulled by the pull ring to move the insertion rod out of the limiting hole, so that the rotating ring tube can rotate, and the pull ring is released to pull the insertion rod into the limiting hole through the spring, so that the rotating ring tube can be limited and fixed, thereby ensuring stability during assembly.

[0010] Preferably, a magnifying glass is installed at the middle part of the front end of the support tube through the second movable frame; the magnifying glass can magnify the precision parts, which facilitates the assembly operation and improves the practicality.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the pressure gauge is placed in the rotating ring cylinder, and the pressure gauge is fixed by the clamping assembly. The clamping assembly can guide the dial to make it in the center position, making its fixed position more uniform, which is beneficial to subsequent operations. The flipping assembly can drive the rotating ring cylinder to rotate on the upper part of the support cylinder, which is convenient for assembly operations on the reverse side. At the same time, the lighting assembly can illuminate the pressure gauge, which is convenient for observation and improves the convenience during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the axonometric structure of the utility model;

[0014] Figure 3 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model viewed from above;

[0016] Figure 5 It is a right side cross-sectional structural schematic diagram of the utility model;

[0017] Markings in the attached drawings: 1. support cylinder; 2. base; 3. rotating ring cylinder; 4. rotating cylinder; 5. rotating rod; 6. bevel gear; 7. rotating groove; 8. rotating ring; 9. threaded cylinder; 10. driven bevel gear; 11. threaded rod; 12. arc clamping plate; 13. limiting slide rod; 14. pushing plate; 15. rotating shaft; 16. transmission; 17. knob; 18. plug rod; 19. pull plate; 20. spring; 21. pull ring; 22. movable frame; 23. lampshade; 24. lighting lamp; 25. second movable frame; 26. magnifying glass. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, the support tube 1 is fixedly mounted on the top of the base 2, and a friction pad is provided at the bottom of the base 2. The left end of the rotating ring tube 3 is rotatably mounted on the upper left end of the support tube 1 through the rotating tube 4, and the right end of the rotating ring tube 3 is rotatably mounted on the upper right end of the support tube 1 through the rotating shaft 15. The input end of the rotating shaft 15 is connected to the output end of the transmission 16. The transmission 16 is fixedly mounted on the outer wall of the support tube 1. The input end of the transmission 16 is connected to a knob 17. The bottom end of the rotating ring 8 is rotatably mounted on the inner bottom end of the rotating ring tube 3 through the rotating groove 7. The cross section of the rotating ring 8 is set to be trapezoidal, and teeth are provided on the left and right sides. The rotating rod 5 is rotatably mounted in the middle of the rotating cylinder 4. A bevel gear 6 is fixedly installed on the right end of the rotating rod 5, and the bevel gear 6 is meshed with the outer ring teeth of the rotating ring 8. A plurality of threaded cylinders 9 are axially and evenly rotated on the inner wall of the rotating ring cylinder 3. A driven bevel gear 10 is fixedly installed on the outer wall of the threaded cylinder 9, and the driven bevel gear 10 is meshed with the inner ring teeth of the rotating ring 8. The threaded rod 11 is screwed inside the threaded cylinder 9, and an arc-shaped clamping plate 12 is fixedly installed on one end of the threaded rod 11 close to each other. A limit slide rod 13 is symmetrically installed on the outer wall of the arc-shaped clamping plate 12 about the threaded rod 11. The limit slide rod 13 is slidably installed inside the rotating ring cylinder 3, and a push plate 14 is connected to the bottom of the arc-shaped clamping plate 12;

[0021] After the pressure gauge is placed in the middle of the arc splint 12, the rotating rod 5 drives the bevel gear 6 to rotate, and the bevel gear 6 drives the rotating ring 8 to rotate on the rotating groove 7. The rotating ring 8 drives the threaded tube 9 to rotate through the driven bevel gear 10, thereby pushing the threaded rod 11 to move outward, and synchronously adjusts the distance between multiple arc splints 12, which can guide the dial to be in the center position, making its fixed position more uniform, which is conducive to subsequent operations. When the arc splint 12 moves, it drives the limiting slide bar 13 to slide on the rotating ring tube 3 to ensure stability during movement. At the same time, the lifting plate 14 supports the bottom of the dial to improve the convenience of placement. Turning the knob 17 drives the rotating shaft 15 to rotate through the transmission 16, and the rotating shaft 15 drives the rotating ring tube 3 to rotate on the upper part of the support tube 1, thereby driving the pressure gauge to flip, which is convenient for assembly and observation of the pressure gauge and improves practicality.

[0022] Example 2

[0023] like Figure 2 and Figure 4 As shown, on the basis of Example 1, the bottom of the lampshade 23 is movably mounted on the upper end of the rear end side wall of the support tube 1 through a movable frame 22, a lighting lamp 24 is installed inside the lampshade 23, a plug rod 18 is slidably mounted on the right side of the front end of the support tube 1, and the outer wall of the rotating ring tube 3 is provided with limiting holes matching the plug rod 18 at the front and rear ends, a pull plate 19 is fixedly mounted on the front end of the plug rod 18, a pull ring 21 is installed on the pull plate 19, a spring 20 is sleeved on the outer wall of the plug rod 18, one end of the spring 20 is connected to the outer wall of the support tube 1, and the other end of the spring 20 is connected to the pull plate 19, and a magnifying glass 26 is installed in the middle of the front end of the support tube 1 through a second movable frame 25;

[0024] The pull plate 19 is pulled by the pull ring 21 to move the insertion rod 18 out of the limiting hole, so that the rotating ring tube 3 can rotate. The pull ring 21 is released to pull the insertion rod 18 into the limiting hole through the spring 20, so that the rotating ring tube 3 can be limited and fixed to ensure stability during assembly. The lighting lamp 24 can be used to illuminate during assembly for easy observation. At the same time, the movable frame 22 can adjust the use position of the lighting lamp 24 to improve convenience during use. The magnifying glass 26 can magnify precision parts to facilitate assembly operations and improve practicality.

[0025] like Figures 1 to 5 As shown, a pressure gauge pointer assembly fixture of the utility model is provided. When the pressure gauge is in operation, after being placed in the middle of the arc-shaped clamping plate 12, the rotating rod 5 is rotated to drive the bevel gear 6 to rotate, and the bevel gear 6 drives the rotating ring 8 to rotate on the rotating groove 7. The rotating ring 8 drives the threaded tube 9 to rotate through the driven bevel gear 10, thereby pushing the threaded rod 11 to move outward, and synchronously adjusting the distance between multiple arc-shaped clamping plates 12, the dial can be guided to be in the center position, and the pull plate 19 is pulled by the pull ring 21 to move the insertion rod 18 out of the limiting hole, and the knob 17 is turned to drive the rotating shaft 15 to rotate through the transmission 16, and the rotating shaft 15 drives the rotating ring tube 3 to rotate on the upper part of the support tube 1, thereby driving the pressure gauge to flip, and releasing the pull ring 21 to pull the insertion rod 18 into the limiting hole through the spring 20, and the rotating ring tube 3 is limited and fixed, and can be illuminated during assembly through the lighting lamp 24 for easy observation, and at the same time, the movable frame 22 can adjust the use position of the lighting lamp 24, and the precision parts can be magnified through the magnifying glass 26.

[0026] The transmission 16 of the pressure gauge pointer assembly fixture of the utility model is purchased on the market, and technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technicians in the field to make creative efforts.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A pressure gauge pointer assembly fixture, characterized in that: The invention comprises a support tube (1), a base (2), a rotating ring tube (3), a flip assembly, a clamping assembly and a lighting assembly. The support tube (1) is fixedly mounted on the top of the base (2), a friction pad is arranged at the bottom of the base (2), the rotating ring tube (3) is mounted on the upper part of the support tube (1) through the flip assembly, the clamping assembly is mounted inside the rotating ring tube (3), and the lighting assembly is mounted on the rear side wall of the support tube (1).

2. A pressure gauge pointer assembly fixture as claimed in claim 1, characterized in that: The turning assembly comprises a rotating cylinder (4), a rotating shaft (15), a transmission (16) and a knob (17); the left end of the rotating ring cylinder (3) is rotatably mounted on the upper left end of the supporting cylinder (1) through the rotating cylinder (4); the right end of the rotating ring cylinder (3) is rotatably mounted on the upper right end of the supporting cylinder (1) through the rotating shaft (15); the input end of the rotating shaft (15) is connected to the output end of the transmission (16); the transmission (16) is fixedly mounted on the outer wall of the supporting cylinder (1); and the input end of the transmission (16) is connected to the knob (17).

3. A pressure gauge pointer assembly fixture as claimed in claim 1, characterized in that: The clamping assembly comprises a rotating rod (5), a bevel gear (6), a rotating groove (7), a rotating ring (8), a plurality of threaded cylinders (9), a plurality of driven bevel gears (10), a plurality of threaded rods (11) and a plurality of arc-shaped clamping plates (12). The bottom end of the rotating ring (8) is rotatably mounted on the inner bottom end of the rotating ring cylinder (3) through the rotating groove (7). The cross section of the rotating ring (8) is arranged in a trapezoidal shape and has teeth on the left and right sides. The rotating rod (5) is rotatably mounted in the middle of the rotating cylinder (4). The right end of the rotating rod (5) is arranged in a A bevel gear (6) is fixedly mounted on the end thereof, the bevel gear (6) meshes with the outer ring teeth of the rotating ring (8), a plurality of threaded cylinders (9) are axially and evenly mounted on the inner wall of the rotating ring cylinder (3), a driven bevel gear (10) is fixedly mounted on the outer wall of the threaded cylinder (9), the driven bevel gear (10) meshes with the inner ring teeth of the rotating ring (8), a threaded rod (11) is screwed inside the threaded cylinder (9), and an arc-shaped clamping plate (12) is fixedly mounted on one end of the threaded rod (11) close to each other.

4. A pressure gauge pointer assembly fixture as claimed in claim 3, characterized in that: A limiting slide bar (13) is symmetrically installed on the outer wall of the arc-shaped clamping plate (12) with respect to the threaded rod (11) in the front and rear directions. The limiting slide bar (13) is slidably installed inside the rotating ring cylinder (3). The bottom of the arc-shaped clamping plate (12) is connected to a pushing plate (14).

5. A pressure gauge pointer assembly fixture as claimed in claim 1, characterized in that: The lighting assembly comprises a movable frame (22), a lampshade (23) and a lighting lamp (24); the bottom of the lampshade (23) is movably mounted on the upper end of the rear end side wall of the support tube (1) through the movable frame (22); and the lighting lamp (24) is mounted inside the lampshade (23).

6. A pressure gauge pointer assembly fixture as claimed in claim 1, characterized in that: A plug rod (18) is slidably mounted on the right side of the front end of the support tube (1), and limiting holes matching the plug rod (18) are opened at the front and rear ends of the outer wall of the rotating ring tube (3). A pull plate (19) is fixedly mounted on the front end of the plug rod (18), and a pull ring (21) is mounted on the pull plate (19). A spring (20) is sleeved on the outer wall of the plug rod (18), one end of the spring (20) is connected to the outer wall of the support tube (1), and the other end of the spring (20) is connected to the pull plate (19).

7. A pressure gauge pointer assembly fixture as claimed in claim 1, characterized in that: A magnifying glass (26) is installed at the middle of the front end of the support tube (1) via a second movable frame (25).

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