Thrust detection device

Abstract

The utility model discloses a thrust detection device which comprises a bottom frame, the upper surface of the bottom frame is fixedly connected with a baffle, the upper surface of the bottom frame is provided with two guide grooves, a movable frame is movably connected between the two guide grooves, springs are arranged in the guide grooves, and the two ends of the springs are fixed to the movable frame and the bottom frame respectively. A plurality of guide rods are movably connected into the movable frame, a top plate is fixedly connected between the guide rods, a threaded rod is movably connected to one side of the top plate and is in threaded connection with the movable frame, and pointers are fixedly connected to the two sides of the movable frame. According to the utility model, the push force of the electric push rod can be conveniently detected by a worker, the corresponding push force value can be known through the dial gauge, the electric push rod can be clamped and positioned through the clamping block, and the electric push rod is prevented from easily displacing in the detection process.

Description

Technical Field

[0001] The utility model relates to the technical field of detection equipment, in particular to a thrust detection device. Background Art

[0002] Most common electric actuators on the market are electric push rods, which undergo various tests before production, including thrust testing.

[0003] At present, most of the thrust detection equipment for electric linear actuators on the market fixes the outer shell of the electric linear actuator, contacts the telescopic end with the hydraulic mechanism, and pushes the hydraulic mechanism to contract through the telescopic rod to measure the thrust of the electric linear actuator. The hydraulic mechanism will age and wear after long-term use, and the maintenance cost is high, resulting in high R&D costs for the factory. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a thrust detection device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A thrust detection device comprises a base frame, a baffle is fixedly connected to the upper surface of the base frame, two guide grooves are provided on the upper surface of the base frame, a moving frame is movably connected between the two guide grooves, a spring is provided inside the guide groove, and the two ends of the spring are respectively fixed to the moving frame and the base frame, a plurality of guide rods are movably connected inside the moving frame, a top plate is fixedly connected between the plurality of guide rods, a threaded rod is movably connected to one side of the top plate, and the threaded rod is threadedly connected to the moving frame, pointers are fixedly connected to both sides of the moving frame, two scales are provided on the upper surface of the base frame, and the scales are distributed on both sides of the moving frame, and the pointers point to the scales.

[0007] As a further solution of the utility model, a slide groove is opened inside the base frame, and two clamping blocks are movably connected in the slide groove. A bidirectional screw rod is movably connected in the slide groove, and the bidirectional screw rod is threadedly connected to the clamping block.

[0008] As a further solution of the utility model, two installation grooves are provided on both sides of the movable frame, rollers are movably connected in the installation grooves, and the rollers are in contact with the guide grooves.

[0009] As a further solution of the utility model, one end of the guide rod is fixedly connected with a disc.

[0010] As a further solution of the utility model, one end of the threaded rod is fixedly connected to a turning handle.

[0011] As a further solution of the utility model, two fixing blocks are fixedly connected to one side of the baffle, and the fixing blocks are fixed to the base frame.

[0012] As a further solution of the utility model, both ends of the bidirectional screw rod pass through the base frame and are fixedly connected with hexagonal blocks.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the coordinated use of the baffle and the top plate, it is convenient for the staff to detect the thrust of the electric push rod and understand the corresponding thrust value through the scale, and the use and maintenance costs are low.

[0015] 2. Through the setting of the clamping block, the electric push rod is clamped and positioned, which prevents the electric push rod from being easily displaced during the detection process, thereby improving the use effect of the device.

[0016] 3. Through the setting of the rollers, the rollers facilitate the moving frame to move smoothly along the guide grooves. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a thrust detection device proposed by the utility model;

[0018] Figure 2 This is a partial cross-sectional structural schematic diagram of a thrust detection device proposed by the utility model;

[0019] Figure 3 The present invention is a partially enlarged structural schematic diagram of a thrust detection device proposed by the utility model.

[0020] In the figure: 1, base frame; 2, fixed block; 3, baffle; 4, bidirectional screw; 5, clamping block; 6, slide groove; 7, movable frame; 8, pointer; 9, guide groove; 10, scale; 11, top plate; 12, guide rod; 13, threaded rod; 14, disc; 15, turning handle; 16, spring; 17, roller; 18, mounting groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0022] Reference Figure 1 -

[0023] Figure 3A thrust detection device includes a base frame 1, a baffle 3 is fixed to the upper surface of the base frame 1 by bolts, two guide grooves 9 are provided on the upper surface of the base frame 1, a moving frame 7 is slidably connected between the two guide grooves 9, the guide groove 9 can guide the moving frame 7 so that it can move stably, a spring 16 is arranged inside the guide groove 9, and the two ends of the spring 16 are respectively fixed to the moving frame 7 and the base frame 1, a plurality of guide rods 12 are slidably connected inside the moving frame 7, a top plate 11 is fixed between the plurality of guide rods 12 by bolts, the guide rod 12 can guide the top plate 11 so that it can move stably, a threaded rod 13 is rotatably connected to one side of the top plate 11, and the threaded rod 13 It is threadedly connected to the movable frame 7, and pointers 8 are bonded on both sides of the movable frame 7. Two scales 10 are provided on the upper surface of the base frame 1, and the scales 10 are distributed on both sides of the movable frame 7. The pointer 8 points to the scale 10. The electric push rod is placed on the base frame 1 so that it is located between the two clamping blocks 5 and the head end is in contact with the fixed block 2. The threaded rod 13 is then rotated to move the top plate 11 to contact the extended end of the electric push rod. Then the electric push rod is started. The extended end of the electric push rod pushes the top plate 11 to move the movable frame 7 outward along the guide groove 9, and the spring 16 contracts. At the same time, the movable frame 7 moves to move the pointer 8. The staff understands the thrust value of the electric push rod through the value on the scale 10 pointed to by the pointer 8.

[0024] In the present utility model, it should be noted that a slide groove 6 is provided inside the base frame 1, and two clamping blocks 5 are slidably connected in the slide groove 6. A bidirectional screw rod 4 is rotatably connected in the slide groove 6, and the bidirectional screw rod 4 is threadedly connected to the clamping block 5. The bidirectional screw rod 4 is rotated to make the clamping block 5 move toward the middle along the slide groove 6, so that the clamping block 5 clamps and positions the electric push rod. Two mounting grooves 18 are provided on both sides of the mobile frame 7. A roller 17 is rotatably connected in the mounting groove 18, and the roller 17 is in contact with the guide groove 9, and the roller 17 is convenient for moving. The movable frame 7 moves smoothly along the guide groove 9. A disc 14 is fixed to one end of the guide rod 12 by bolts. The disc 14 can limit the moving distance of the guide rod 12. A turning handle 15 is welded to one end of the threaded rod 13 to facilitate the staff to rotate the threaded rod 13. Two fixed blocks 2 are fixed to one side of the baffle 3 by bolts, and the fixed block 2 is fixed to the base frame 1. The fixed block 2 makes the connection between the base frame 1 and the baffle 3 more secure. Both ends of the bidirectional screw rod 4 pass through the base frame 1 and are welded with hexagonal blocks.

[0025] Working principle: When it is necessary to test the thrust of the electric push rod, first place the electric push rod on the base frame 1 so that it is located between the two clamping blocks 5 and the head end is in contact with the fixed block 2, then rotate the bidirectional screw rod 4 to make the clamping block 5 move toward the middle along the slide groove 6, so that the clamping block 5 clamps and positions the electric push rod, then rotate the threaded rod 13 to make the top plate 11 move and contact with the extended end of the electric push rod, then start the electric push rod, the extended end of the electric push rod pushes the top plate 11, so that the moving frame 7 moves outward along the guide groove 9, and the spring 16 contracts. At the same time, the moving frame 7 moves to move the pointer 8, and the staff understands the thrust value of the electric push rod through the value on the scale 10 pointed to by the pointer 8.

[0026] Finally, it should be noted that: for those skilled in the art, they can still modify the technical solutions recorded in the above embodiments, or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this utility model shall be included in the protection scope of this utility model.

Claims

1. A thrust detection device, comprising a chassis (1), characterized in that: The upper surface of the base frame (1) is fixedly connected with a baffle (3); two guide grooves (9) are provided on the upper surface of the base frame (1); a movable frame (7) is movably connected between the two guide grooves (9); a spring (16) is provided inside the guide groove (9); and two ends of the spring (16) are respectively fixed to the movable frame (7) and the base frame (1); a plurality of guide rods (12) are movably connected inside the movable frame (7); a top plate (11) is fixedly connected between the plurality of guide rods (12); a threaded rod (13) is movably connected to one side of the top plate (11); and the threaded rod (13) is threadedly connected to the movable frame (7); pointers (8) are fixedly connected to both sides of the movable frame (7); two scales (10) are provided on the upper surface of the base frame (1); and the scales (10) are distributed on both sides of the movable frame (7); and the pointers (8) point to the scales (10).

2. A thrust detection device according to claim 1, characterized in that: A slide groove (6) is provided inside the base frame (1), two clamping blocks (5) are movably connected in the slide groove (6), a bidirectional screw rod (4) is movably connected in the slide groove (6), and the bidirectional screw rod (4) is threadedly connected to the clamping blocks (5).

3. A thrust detection device according to claim 1, characterized in that: Two installation grooves (18) are provided on both sides of the movable frame (7), and rollers (17) are movably connected in the installation grooves (18), and the rollers (17) are in contact with the guide grooves (9).

4. A thrust detection device according to claim 1, characterized in that: One end of the guide rod (12) is fixedly connected to a disc (14).

5. A thrust detection device according to claim 1, characterized in that: One end of the threaded rod (13) is fixedly connected to a turning handle (15).

6. A thrust detection device according to claim 1, characterized in that: Two fixing blocks (2) are fixedly connected to one side of the baffle (3), and the fixing blocks (2) are fixed to the base frame (1).

7. A thrust detection device according to claim 2, characterized in that: Both ends of the bidirectional screw rod (4) pass through the base frame (1) and are fixedly connected to hexagonal blocks.

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