CN221925605U - A locomotive single-cylinder brake test bench - Google Patents

Abstract

The utility model relates to the technical field of brake tests and discloses a locomotive single-cylinder brake test stand which comprises a test stand main body and a mounting frame close to the test stand main body, wherein handles are fixed on the mounting frame, universal wheels are fixed at the bottom ends of the mounting frame, a connecting rod is fixed on one side of the mounting frame close to the test stand main body, the test stand main body is provided with a connecting groove for embedding the connecting rod, a locking groove is arranged on the connecting rod, the test stand main body is provided with a locking rod with an end part extending into the connecting groove in a sliding mode, the locking rod is embedded into the locking groove, a spring is fixed between the locking rod and the connecting groove, a supporting seat and a driving mechanism for driving the supporting seat to move up and down along the vertical direction of the mounting frame are arranged on the mounting frame, and a clamping mechanism is arranged on the supporting seat. The utility model has the following advantages and effects: the brake is convenient to carry, and meanwhile, the precision of the test hole site is guaranteed.

Description

A locomotive single-cylinder brake test bench

Technical Field

The utility model relates to the technical field of brake testing, in particular to a locomotive single-cylinder brake test bench.

Background Art

The brake is a device that can slow down, stop or keep moving parts or moving machinery in a stopped state. During the production process, the brake needs to be tested by a testing machine. The existing brake testing device lacks a transport and feeding mechanism. Since the working table of the testing device is more than one meter high and the brake itself is relatively heavy, it is bound to increase the labor intensity of the operator if it is moved up and down by hand during testing, which is very inconvenient to operate.

A Chinese patent with authorization announcement number CN206074246U discloses a brake test machine testing device with a transport function, including a test machine body, a transport device is provided at the front end of the test machine body, the transport device includes a table top on which the brake can be placed and a driving mechanism for controlling the lifting of the table top, and the driving mechanism is arranged at the lower part of the table top; the above device has the following shortcomings: when the brake is far away from the test machine body, it is still necessary to first move the brake to the table top, and then rely on the driving mechanism to complete the lifting of the brake, which is still laborious, and it is also inconvenient to complete the positioning of the brake relative to the test machine body by manually aligning the hole position.

Utility Model Content

The utility model aims to provide a locomotive single-cylinder brake test bench, which has the effects of facilitating the transportation of the brake and ensuring the hole position accuracy.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a locomotive single-cylinder brake test bench, comprising a test bench main body and a mounting frame close to the test bench main body, the bottom end of the mounting frame is located at the four corners with universal wheels fixed thereon, a connecting rod is fixed to the mounting frame on one side close to the test bench main body, the test bench main body is provided with a connecting groove for the connecting rod to be embedded in, the connecting rod is provided with a locking groove, the test bench main body slides with a locking rod whose end extends into the connecting groove and then is embedded in the locking groove, a spring is fixed between the locking rod and the connecting groove, a support seat and a driving mechanism for driving the support seat to move up and down along the vertical direction of the mounting frame are installed on the mounting frame, a handle is fixed on one side of the support seat, and a clamping mechanism is installed on the support seat.

By adopting the above technical solution, the locking rod is pulled outward to make the end of the locking rod disengage from the locking groove, and the mounting frame is pushed to make the mounting frame disengage from the test bench main body. The mounting frame is pushed by the handle to move the mounting frame to the storage place of the brake body, and the brake body is moved to the top of the support seat nearby. The brake body is clamped by the clamping mechanism so that the brake body and the support seat are relatively fixed to avoid shaking of the brake body during movement. At the same time, the brake body is located in the middle of the support seat to facilitate subsequent test positioning. The mounting frame is pushed to move the mounting frame together with the brake body to a position close to the test bench main body. During the movement, the brake body can be avoided from being repeatedly moved, which saves time and effort. The locking rod is pulled outward to offset one end of the locking rod in the connecting groove, and the connecting rod is inserted into the connecting groove. The locking rod is loosened to make the end of the locking rod embedded in the locking groove, thereby completing the rapid relative fixation of the mounting frame and the test bench main body, avoiding movement of the mounting frame relative to the test bench during the test, and making the test process more stable.

The utility model is further configured as follows: the driving mechanism includes a bevel gear 1 rotating on the mounting frame, a bevel gear 2 rotating on the mounting frame and meshing with the bevel gear 1, and a vertical screw fixed to the bottom of the support seat and threadedly connected to the middle part of the bevel gear 2; a guide cavity for the vertical screw to penetrate and extend into is provided on the mounting frame; and the bevel gear 1 is driven to rotate by a motor mounted on the mounting frame.

By adopting the above technical solution, the motor drives the bevel gear 1 to rotate, which in turn drives the bevel gear 2 to rotate. The bevel gear 2 drives the vertical screw to rise and fall relative to the mounting frame, and drives the support seat to rise and fall relative to the mounting frame. The height of the support seat relative to the mounting frame can be quickly adjusted, eliminating the need for manual lifting and transportation, saving time and effort and having strong flexibility.

The utility model is further configured as follows: a fixing groove is provided on a side of the connecting rod away from the locking groove, and a fixing rod embedded in the fixing groove is fixed in the connecting groove.

By adopting the above technical solution, the locking rod is pulled outward to offset one end of the locking rod in the connecting groove, the connecting rod is inserted into the connecting groove, and the locking rod is loosened to allow the end of the locking rod to be embedded in the locking groove. At the same time, the fixing rod on the other side of the connecting rod is embedded in the fixing groove. The fixing groove and the locking groove jointly limit the movement of the mounting frame relative to the test bench body, completing the locking of both sides of the connecting rod, so that the mounting frame and the test bench body are stably relatively fixed, which is convenient for subsequent tests.

The utility model is further configured as follows: the clamping mechanism comprises a horizontal screw rod rotatably connected to the support seat, both sides of the horizontal screw rod are provided with threads in opposite directions, and both sides of the horizontal screw rod are mirror-image-threadedly connected with clamping plates.

By adopting the above technical solution, the horizontal screw is rotated to drive the clamping plates on both sides to move relative to each other to clamp the brake body on the support seat, thereby preventing the brake body from shaking relative to the support seat during movement. At the same time, the brake body is clamped to the middle of the support seat to facilitate subsequent test positioning.

The utility model is further configured as follows: a vertical guide rod is fixed on the mounting frame, and a sleeve rod inserted and slidably outside the vertical guide rod is fixed on the bottom of the support seat.

By adopting the above technical solution, the vertical guide rod supports and guides the support seat, so that the lifting and lowering process of the support seat can be carried out stably.

The beneficial effects of the utility model are:

1. Use the handle to push the mounting frame to move it to the storage place of the brake body, move the brake body to the top of the support seat, push the mounting frame to move the mounting frame and the brake body to the place close to the test bench body. During the moving process, the brake body can be avoided from being repeatedly moved, saving time and effort;

2. Pull the lock rod outward to offset one end of the lock rod in the connecting groove, insert the connecting rod into the connecting groove, loosen the lock rod so that the end of the lock rod is embedded in the locking groove, and complete the rapid relative fixation of the mounting frame and the test bench body, avoiding the movement of the mounting frame relative to the test bench during the test, making the test process more stable;

3. The motor drives the bevel gear 1 to rotate, which drives the bevel gear 2 to rotate. The bevel gear 2 drives the vertical screw to rise and fall relative to the mounting frame, and drives the support base to rise and fall relative to the mounting frame. The height of the support base relative to the mounting frame can be quickly adjusted, eliminating the need for manual lifting and transportation, saving time and effort and having strong flexibility.

4. Turn the horizontal screw to drive the clamping plates on both sides to move relative to each other to clamp the brake body on the support seat to prevent the brake body from shaking relative to the support seat during movement. At the same time, clamp the brake body to the middle of the support seat to facilitate subsequent test positioning.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. 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 creative work.

FIG1 is a schematic diagram of the structure of the first embodiment.

FIG. 2 is a cross-sectional structural diagram of the first embodiment.

FIG. 3 is an enlarged view of point A in FIG. 2 .

In the figure, 1. test bench body; 2. mounting frame; 3. handle; 4. support seat; 5. connecting rod; 6. connecting slot; 7. locking slot; 8. driving mechanism; 81. bevel gear one; 82. bevel gear two; 83. vertical screw; 84. motor; 9. clamping mechanism; 91. horizontal screw; 92. clamping plate; 10. locking rod; 11. spring; 12. fixing slot; 13. fixing rod; 14. vertical guide rod; 15. sleeve rod; 16. universal wheel.

DETAILED DESCRIPTION

The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Embodiment 1, a locomotive single-cylinder brake test bench, as shown in Figures 1-3, includes a test bench main body 1 and a mounting frame 2 close to the test bench main body 1, the bottom end of the mounting frame 2 is fixed with universal wheels 16 at the four corners, a connecting rod 5 is fixed to the side of the mounting frame 2 close to the test bench main body 1, the test bench main body 1 is provided with a connecting groove 6 for the connecting rod 5 to be embedded, the connecting rod 5 is provided with a locking groove 7, the test bench main body 1 has a sliding locking rod 10 whose end extends into the connecting groove 6 and then is embedded in the locking groove 7, a spring 11 is fixed between the locking rod 10 and the connecting groove 6, a support seat 4 and a driving mechanism 8 for driving the support seat 4 to move up and down along the vertical direction of the mounting frame 2 are installed on the mounting frame 2, a handle 3 is fixed to one side of the support seat 4, and a clamping mechanism 9 is installed on the support seat 4.

Furthermore, the driving mechanism 8 includes a bevel gear 81 rotating on the mounting frame 2, a bevel gear 82 rotating on the mounting frame 2 and meshing with the bevel gear 81, and a vertical screw 83 threadedly connected to the middle of the bevel gear 82 and fixed to the bottom of the support base 4. The mounting frame 2 is provided with a guide cavity for the vertical screw 83 to insert and extend into. The bevel gear 81 is driven to rotate by a motor 84 installed on the mounting frame 2.

Furthermore, a fixing groove 12 is provided on a side of the connecting rod 5 away from the locking groove 7 , and a fixing rod 13 embedded in the fixing groove 12 is fixed in the connecting groove 6 .

Furthermore, the clamping mechanism 9 includes a horizontal screw rod 91 rotatably connected to the support seat 4 , the two sides of the horizontal screw rod 91 are provided with threads in opposite directions, and the two sides of the horizontal screw rod 91 are mirror-threadedly connected with clamping plates 92 .

Furthermore, a vertical guide rod 14 is fixed on the mounting frame 2 , and a sleeve rod 15 inserted and slidably outside the vertical guide rod 14 is fixed on the bottom of the support seat 4 .

The working principle of the utility model is as follows: the locking rod 10 is pulled outward to make the end of the locking rod 10 disengage from the locking groove 7, and the mounting frame 2 is pushed at the same time to make the mounting frame 2 disengage from the test bench body 1, and the mounting frame 2 is pushed by the handle 3 to move the mounting frame 2 to the storage place of the brake body, and the brake body is transported to the top of the support seat 4 nearby, and the horizontal screw 91 is rotated to drive the clamping plates 92 on both sides to move relatively to clamp the brake body on the support seat 4 to avoid the shaking of the brake body during the movement, and at the same time, the brake body is located in the middle of the support seat 4 for subsequent test positioning, and the mounting frame 2 is pushed to move the mounting frame 2 together with the brake body to a place close to the test bench body 1, and the locking rod 10 is pulled outward to make the locking rod 10 located in the connecting groove 6 with one end thereof offset. Shift, insert the connecting rod 5 into the connecting groove 6, loosen the locking rod 10, and the locking rod 10 returns under the pull of the spring 11, so that the end of the locking rod 10 is embedded in the locking groove 7, and the fixing rod 13 located on the other side of the connecting rod 5 is embedded in the fixing groove 12. The fixing groove 12 and the locking groove 7 jointly limit the movement of the mounting frame 2 relative to the test bench body 1, and the two sides of the connecting rod 5 are locked, and the mounting frame 2 and the test bench body 1 are quickly fixed relative to each other. The motor 84 drives the bevel gear 1 81 to rotate and drive the bevel gear 2 82 to rotate. The bevel gear 2 82 drives the vertical screw 83 to rise and fall relative to the mounting frame 2, and drives the support seat 4 to rise and fall relative to the mounting frame 2. The height of the support seat 4 relative to the mounting frame 2 is quickly adjusted, and then the test work is carried out.

Claims (5)

1. The utility model provides a locomotive single cylinder stopper test bench, includes test bench main part (1) and is close to mounting bracket (2) of test bench main part (1), its characterized in that: the utility model discloses a test bench, including test bench main part (2), mounting bracket (2), supporting seat (4) and drive, mounting bracket (2) are located the four corners and are fixed with universal wheel (16), mounting bracket (2) are close to test bench main part (1) one side is fixed with connecting rod (5), test bench main part (1) is equipped with the confession connecting groove (6) of connecting rod (5) embedding, be equipped with locking groove (7) on connecting rod (5), test bench main part (1) slip has the tip to stretch into behind connecting groove (6) embedding locking lever (10) of locking groove (7), locking lever (10) with be fixed with spring (11) between connecting groove (6), install supporting seat (4) and drive on mounting bracket (2) are followed actuating mechanism (8) of vertical orientation reciprocates of mounting bracket (2), supporting seat (4) one side is fixed with handle (3), install fixture (9) on supporting seat (4).

2. The locomotive single cylinder brake test stand of claim 1, wherein: the driving mechanism (8) comprises a first bevel gear (81) which rotates on the mounting frame (2), a second bevel gear (82) which is meshed with the first bevel gear (81) and rotates on the mounting frame (2), and a vertical screw rod (83) which is connected with the middle of the second bevel gear (82) and is fixed on the bottom of the supporting seat (4), wherein a guide cavity which is used for the vertical screw rod (83) to penetrate in is formed in the mounting frame (2), and the first bevel gear (81) is driven to rotate by a motor (84) which is arranged on the mounting frame (2).

3. The locomotive single cylinder brake test stand of claim 1, wherein: one side of the connecting rod (5) far away from the locking groove (7) is provided with a fixing groove (12), and a fixing rod (13) embedded into the fixing groove (12) is fixed in the connecting groove (6).

4. The locomotive single cylinder brake test stand of claim 1, wherein: the clamping mechanism (9) comprises a horizontal screw rod (91) rotatably connected to the supporting seat (4), opposite threads are formed on two sides of the horizontal screw rod (91), and clamping plates (92) are connected to mirror image threads on two sides of the horizontal screw rod (91).

5. A single cylinder brake test stand for a locomotive as claimed in claim 2 wherein: the mounting frame (2) is fixedly provided with a vertical guide rod (14), and the bottom of the supporting seat (4) is fixedly provided with a sleeve rod (15) which is inserted and slides outside the vertical guide rod (14).